1 2019-06-11 Jakub Jelinek <jakub@redhat.com>
4 * trans-mem.c (tm_memopt_compute_available): Add assertion
5 that blocks is not empty. Formatting fix.
7 2019-06-11 Martin Liska <mliska@suse.cz>
10 * hash-table.h: Extend create_gcc, add one parameter
11 that is passed into hash_table::hash_table.
13 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
15 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
17 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
18 Emit clobber also for non-sse operations.
19 (ix86_split_fp_absneg_operator): New function.
20 * config/i386/i386.md (SSEMODEF): New mode iterator.
21 (ssevecmodef): New mode attribute.
22 (<code>tf2): Use absneg code iterator.
23 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
24 Add three-operand AVX alternatives.
25 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
26 Use absneg code iterator and X87MODEF mode iterator.
27 (absneg fp_reg non-sse splitter): Call absneg code iterator
28 and X87MODEF mode iterator.
29 (absneg general_reg non-sse splitter): Use absneg code iterator
30 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
31 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
32 code iterator. Add three-operand AVX alternative.
33 (absneg sse_reg splitter): Use absneg code iterator
34 and SSEMODEF mode iterator. Handle AVX operands.
35 (absneg fp_reg splitter): Use absneg code iterator
36 and MODEF mode iterator.
37 (absneg general_reg splitter): Merge splitters using MODEF mode
38 iterator. Use absneg code iterator. Call
39 ix86_split_fp_absneg_operator.
40 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
41 Do not enable for non-sse modes before reload.
44 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
45 ssevecmodef mode attribute instaed of CSGNVMODE.
46 (copysign<mode>3_const): Ditto.
47 (copysign<mode>3_var): Ditto.
48 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
49 Use absneg code iterator. Simplify code using std::swap.
50 * config/i386/predicates.md (absneg_operator): Remove.
52 2019-06-10 Martin Sebor <msebor@redhat.com>
54 * gimple-fold.c (get_range_strlen): Update comment that didn't
55 make it into r267503 or related commits.
57 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
59 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
60 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
62 2019-06-10 Jakub Jelinek <jakub@redhat.com>
64 * tree.def (OMP_SCAN): New tree code.
65 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
67 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
68 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
69 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
70 OMP_CLAUSE_{IN,EX}CLUSIVE.
71 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
72 * tree-nested.c (convert_nonlocal_reference_stmt,
73 convert_local_reference_stmt, convert_gimple_call): Handle
75 * tree-pretty-print.c (dump_omp_clause): Handle
76 OMP_CLAUSE_{IN,EX}CLUSIVE.
77 (dump_generic_node): Handle OMP_SCAN.
78 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
79 * gimple.h (gomp_scan): New type.
80 (is_a_helper <gomp_scan *>::test,
81 is_a_helper <const gomp_scan *>::test): New templates.
82 (gimple_build_omp_scan): Declare.
83 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
84 gimple_omp_scan_set_clauses): New inline functions.
85 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
86 * gimple.c (gimple_build_omp_scan): New function.
87 (gimple_copy): Handle GIMPLE_OMP_SCAN.
88 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
89 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
91 (dump_gimple_omp_scan): New function.
92 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
93 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
94 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
95 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
96 (is_gimple_stmt): Handle OMP_SCAN.
97 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
98 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
99 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
100 mentioned in nested #pragma omp scan. Handle
101 OMP_CLAUSE_{IN,EX}CLUSIVE.
102 (gimplify_expr): Handle OMP_SCAN.
103 * omp-low.c (check_omp_nesting_restrictions): For parent context,
104 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
106 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
109 2019-06-10 Martin Liska <mliska@suse.cz>
111 * ipa-cp.c (ignore_edge_p): New function.
112 (build_toporder_info): Use it.
113 * ipa-inline.c (ignore_edge_p): New function.
114 (inline_small_functions): Use it.
115 * ipa-pure-const.c (ignore_edge_for_nothrow):
116 Verify opt_for_fn for caller and callee.
117 (ignore_edge_for_pure_const): Likewise.
118 * ipa-reference.c (ignore_edge_p): Extend to check
120 * ipa-utils.c (searchc): Refactor.
121 * ipa-utils.h: Fix coding style.
123 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
125 * config/arc/arc.c (arc_rtx_costs): Update costs.
127 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
129 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
130 (arc_split_ior): Likewise.
131 (arc_check_mov_const): Likewise.
132 (arc_split_mov_const): Likewise.
133 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
134 (arc_rtx_costs): Replace check Crr with Cax constraint.
135 (prepare_move_operands): Cleanup, remove unused code.
136 (arc_split_ior): New function.
137 (arc_check_ior_const): Likewise.
138 (arc_split_mov_const): Likewise.
139 (arc_check_mov_const): Likewise.
140 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
141 in define_insn_and_split pattern.
143 (mulsi3_v2): Add new matching variant.
144 (andsi3_i): Cleanup pattern.
145 (rotrsi3_cnt1): Update pattern.
146 (rotrsi3_cnt8): New pattern.
147 (ashlsi2_cnt8): Likewise.
148 (ashlsi2_cnt16): Likewise.
149 * config/arc/constraints.md (C0p): Update constraint.
154 2019-06-10 Martin Liska <mliska@suse.cz>
156 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
158 (sem_item_optimizer::dump_cong_classes):
159 Print how many items are in a non-singular class. Improve
162 2019-06-10 Martin Liska <mliska@suse.cz>
164 * value-prof.c (dump_histogram_value): Change dump format.
165 (gimple_mod_subtract_transform): Remove legacy comment.
167 2019-06-10 Martin Liska <mliska@suse.cz>
169 * value-prof.c (dump_histogram_value): Print histogram values
172 2019-06-10 Martin Liska <mliska@suse.cz>
174 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
175 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
176 * ipa-profile.c (ipa_profile_generate_summary):
177 Use get_most_common_single_value.
178 * tree-profile.c (gimple_init_gcov_profiler):
179 Instrument with __gcov_one_value_profiler_v2
180 and __gcov_indirect_call_profiler_v4.
181 * value-prof.c (dump_histogram_value):
182 Print all values for HIST_TYPE_SINGLE_VALUE.
183 (stream_out_histogram_value): Update assert for
185 (stream_in_histogram_value): Set number of
186 counters for HIST_TYPE_SINGLE_VALUE.
187 (get_most_common_single_value): New.
188 (gimple_divmod_fixed_value_transform):
189 Use get_most_common_single_value.
190 (gimple_ic_transform): Likewise.
191 (gimple_stringops_transform): Likewise.
192 (gimple_find_values_to_profile): Set number
193 of counters for HIST_TYPE_SINGLE_VALUE.
194 * value-prof.h (get_most_common_single_value):
197 2019-06-10 Martin Liska <mliska@suse.cz>
199 * hash-map.h: Pass default value to hash_table ctor.
200 * hash-table.h: Add default value to call of a ctor.
202 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
204 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
205 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
207 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
210 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
211 Call pa_output_function_label.
212 (TARGET_ASM_FUNCTION_PROLOGUE): define.
213 * config/pa/pa-protos.h (pa_output_function_label): Declare.
214 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
216 (pa_linux_output_function_prologue): Declare.
217 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
218 (pa_output_function_label): New.
219 (pa_output_function_prologue): Revise to use pa_output_function_label.
220 (pa_linux_output_function_prologue): New.
221 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
223 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
225 * tree-vrp.h (value_range_base::intersect): New.
226 (value_range::intersect_helper): Move from here...
227 (value_range_base::intersect_helper): ...to here.
228 * tree-vrp.c (value_range::intersect_helper): Rename to...
229 (value_range_base::intersect_helper): ...this, and rewrite to
230 return a value instead of modifying THIS in place.
231 Also, move equivalence handling...
232 (value_range::intersect): ...here, while calling intersect_helper.
233 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
235 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
237 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
239 2019-06-07 Jakub Jelinek <jakub@redhat.com>
241 * Makefile.in (genprogerr): Add condmd.
242 (genprog): Remove it here.
244 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
246 * doc/invoke.texi (AMD GCN Options): Add gfx906.
248 2019-06-07 Richard Biener <rguenther@suse.de>
251 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
252 that appear after user labels.
254 2019-06-07 Martin Liska <mliska@suse.cz>
256 * cselib.c (cselib_init): Disable hash table
258 * hash-set.h: Pass new default argument to m_table.
259 * hash-table.c: Add global variable with hash table
261 * hash-table.h (Allocator>::hash_table): Add new argument
263 (hashtab_chk_error): New.
264 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
265 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
266 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
268 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
270 * common.opt (flto-odr-type-merging): Ignore.
271 * invoke.texi (-flto-odr-type-merging): Remove.
272 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
273 (can_be_vtable_hashed_p): Remove.
274 (hash_odr_vtable): Remove.
275 (odr_vtable_hasher::hash): Remove.
276 (types_same_for_odr): Remove.
277 (types_odr_comparable): Remove.
278 (odr_vtable_hasher::equal): Remove.
279 (odr_vtable_hash_type, odr_vtable_hash): Remove.
280 (add_type_duplicate): Do not synchronize vtable and name hashtables.
281 (get_odr_type): Do not use vtable hash.
282 (dump_odr_type): Remove commented out code.
283 (build_type_inheritance_graph): Do not allocate vtable hash.
284 (rebuild_type_inheritance_graph): Do not delete vtable hash.
285 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
286 (odr_type_p): Likewise.
287 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
290 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
292 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
293 immediately after same_types_for_tbaa_p returns -1 and continue
294 looking for possible exact match; if matching types are arrays
295 watch for partial overlaps.
296 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
297 (indirect_refs_may_alias_p): Do type based disambiguation first;
300 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
302 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
304 2019-06-07 Martin Liska <mliska@suse.cz>
306 * doc/invoke.texi: Remove param.
307 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
309 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
310 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
311 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
312 * profile.c (instrument_values): Remove
313 HIST_TYPE_INDIR_CALL_TOPN.
314 * tree-profile.c (init_ic_make_global_vars):
315 Always build __gcov_indirect_call only.
316 (gimple_init_gcov_profiler): Remove usage
317 of PARAM_INDIR_CALL_TOPN_PROFILE.
318 (gimple_gen_ic_profiler): Likewise.
319 * value-prof.c (dump_histogram_value): Likewise.
320 (stream_in_histogram_value): Likewise.
321 (gimple_indirect_call_to_profile): Likewise.
322 (gimple_find_values_to_profile): Likewise.
323 * value-prof.h (enum hist_type): Likewise.
325 2019-06-07 Martin Liska <mliska@suse.cz>
327 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
330 2019-06-07 Martin Liska <mliska@suse.cz>
332 PR tree-optimization/78902
333 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
334 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
335 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
336 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
337 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
338 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
339 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
340 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
341 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
342 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
343 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
344 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
345 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
347 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
348 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
349 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
350 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
351 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
352 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
353 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
354 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
355 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
356 warn_unused_result attribute.
357 (BUILT_IN_STRDUP): Likewise.
358 (BUILT_IN_STRNDUP): Likewise.
359 (BUILT_IN_ALLOCA): Likewise.
360 (BUILT_IN_CALLOC): Likewise.
361 (BUILT_IN_MALLOC): Likewise.
362 (BUILT_IN_REALLOC): Likewise.
364 2019-06-06 Jim Wilson <jimw@sifive.com>
367 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
368 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
369 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
371 2019-06-06 Martin Sebor <msebor@redhat.com>
373 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
374 (handle_builtin_malloc): Remove trailing spaces.
375 (handle_builtin_memset): Same.
376 (handle_builtin_memcmp): Same.
377 (compute_string_length): Same.
378 (determine_min_objsize): Same.
379 (handle_builtin_string_cmp): Same.
380 (handle_char_store): Same. Break up excessively long line.
382 2019-06-06 Martin Jambor <mjambor@suse.cz>
384 * tree-sra.c (build_reconstructed_reference): Drop the alignment
387 2019-06-06 Martin Jambor <mjambor@suse.cz>
389 * tree-sra.c (struct access): New field grp_same_access_path.
390 (dump_access): Dump it.
391 (build_reconstructed_reference): New function.
392 (build_ref_for_model): Use it if possible.
393 (path_comparable_for_same_access): New function.
394 (same_access_path_p): Likewise.
395 (sort_and_splice_var_accesses): Set the new flag.
396 (analyze_access_subtree): Likewise.
397 (propagate_subaccesses_across_link): Propagate zero value of the new
398 flag down the access tree.
400 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
402 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
403 * config/gcn/gcn.opt (gpu_type): Add gfx906.
404 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
405 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
408 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
410 PR tree-optimization/90332
411 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
412 Handle VALS containing two vectors.
413 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
415 (@aarch64_combinez<mode>): ... This.
416 (*aarch64_combinez_be<mode>): Rename to...
417 (@aarch64_combinez_be<mode>): ... This.
418 (vec_init<mode><Vhalf>): New define_expand.
419 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
421 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
423 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
424 library functions only when not optimizing for size.
431 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
433 PR rtl-optimization/88751
434 * ira.c (ira): Use the number of the actually referenced registers
435 when calculating the threshold.
437 2019-06-06 Jakub Jelinek <jakub@redhat.com>
439 * configure: Regenerate.
441 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
443 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
444 register if it is in memory, so the shift can be emulated with a rotate
449 2019-06-06 Martin Liska <mliska@suse.cz>
451 PR tree-optimization/87954
452 * match.pd: Simplify mult where both arguments are 0 or 1.
454 2019-06-06 Richard Biener <rguenther@suse.de>
456 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
457 put equivalences on UNDEFINED ranges.
458 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
459 Make sure to drop defs of stmts added during simplification
462 2019-06-06 Richard Biener <rguenther@suse.de>
464 * tree-ssa-structalias.c: Include tree-cfg.h.
465 (make_heapvar): Do not make heap vars artificial.
466 (find_func_aliases_for_builtin_call): Handle stack allocation
468 (find_func_aliases): Delay processing of simple enough returns
470 (set_uids_in_ptset): Adjust.
471 (find_what_var_points_to): Likewise.
472 (solve_constraints): Do not dump points-to sets here.
473 (compute_points_to_sets): Post-process return statements,
474 amending the escaped solution. Dump points-to sets afterwards.
475 (ipa_pta_execute): Dump points-to sets.
477 2019-06-06 Martin Liska <mliska@suse.cz>
480 * doc/install.texi: Fix HTML headers and
481 titles for 'Installing GCC' pages.
483 2019-06-06 Martin Liska <mliska@suse.cz>
485 * ipa-icf-gimple.h (dump_message_1): Remove.
486 (dump_message): Likewise.
487 (return_false_with_message_1): Print also file.
488 (return_false_with_msg): Likewise.
489 (return_with_result): Likewise.
490 (return_with_debug): Likewise.
491 * ipa-icf.c (sem_function::equals_private): Remove call
494 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
496 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
497 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
498 memory operand for it.
499 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
501 2019-06-05 Martin Sebor <msebor@redhat.com>
503 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
504 Adjust quoting and hyphenation.
505 * convert.c (convert_to_real_1): Same.
506 * gcc.c (driver_wrong_lang_callback): Same.
507 (driver::handle_unrecognized_options): Same.
508 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
509 * opts-common.c (cmdline_handle_error): Same.
510 (read_cmdline_option): Same.
511 * opts-global.c (complain_wrong_lang): Same.
512 (print_ignored_options): Same.
513 (handle_common_deferred_options): Same.
514 * pretty-print.h: Same.
515 * print-rtl.c (debug_bb_n_slim): Same.
516 * sched-rgn.c (make_pass_sched_fusion): Same.
517 * tree-cfg.c (verify_gimple_assign_unary): Same.
518 (verify_gimple_label): Same.
519 * tree-ssa-operands.c (verify_ssa_operands): Same.
520 * varasm.c (do_assemble_alias): Same.
521 (assemble_alias): Same.
523 2019-06-05 Richard Henderson <rth@twiddle.net>
525 * config/alpha/alpha.c (direct_return): Move down after
526 struct machine_function definition; use saved frame_size;
528 (struct machine_function): Add sa_mask, sa_size, frame_size.
529 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
530 (alpha_compute_frame_layout): ... new function.
531 (TARGET_COMPUTE_FRAME_LAYOUT): New.
532 (alpha_initial_elimination_offset): Use saved sa_size.
533 (alpha_vms_initial_elimination_offset): Likewise.
534 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
535 (alpha_expand_prologue): Use saved frame data. Merge integer
536 and fp register save loops.
537 (alpha_expand_epilogue): Likewise.
538 (alpha_start_function): Use saved frame data.
539 * config/alpha/alpha-protos.h (direct_return): Update.
540 (alpha_sa_size): Remove.
542 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
544 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
545 multiplication by a power-of-two value.
546 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
547 and turn the modulo operation into a masking operation.
549 2019-06-05 Jakub Jelinek <jakub@redhat.com>
552 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
553 with VOIDmode inner operands.
555 2019-06-05 Richard Biener <rguenther@suse.de>
558 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
559 turn an expression graph into a tree.
561 2019-06-05 Jakub Jelinek <jakub@redhat.com>
563 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
565 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
566 treat it like explicit monotonic schedule modifier.
567 (expand_omp_for): Initialize has_lastprivate_conditional.
568 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
571 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
572 references, lookup in in hash map MEM_REF operand instead of the
574 (lower_omp_1): When looking for lastprivate conditional assignments,
575 handle MEM_REFs with REFERENCE_TYPE operands.
577 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
578 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
579 and references a VLA. Handle references to non-VLAs if is_simd
580 all privatization clauses like reductions.
581 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
582 If omp_is_reference, use always omp simd arrays and set
583 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
584 fails, emit reference initialization.
586 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
589 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
590 _mm_mask_fpclass_sd_mask): New intrinsics.
591 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
592 * config/i386/i386-builtin.def
593 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
595 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
596 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
597 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
598 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
599 case QI_FTYPE_V2SF_INT): Ditto.
601 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
602 Extended to insnstructions with mask operands.
604 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
606 * config/rs6000/constraints.md (define_register_constraint "wp"):
608 (define_register_constraint "wq"): Delete.
609 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
610 (rs6000_init_hard_regno_mode_ok): Adjust.
611 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
612 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
613 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
614 (define_mode_attr VSa): Delete.
615 (define_mode_attr VSisa): New.
616 (rest of file): Adjust.
617 * doc/md.texi (Machine Constraints): Adjust.
619 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
621 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
622 (define_attr "enabled"): Handle those new isa values.
624 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
626 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
627 (define_mode_attr VSr5): Delete.
628 (define_mode_attr VStype_sqrt): Delete.
629 (define_mode_iterator VSX_SPDP): Delete.
630 (define_mode_attr VS_spdp_res): Delete.
631 (define_mode_attr VS_spdp_insn): Delete.
632 (define_mode_attr VS_spdp_type): Delete.
633 (*vsx_sqrt<mode>2): Adjust.
634 (vsx_<VS_spdp_insn>): Delete, split to...
635 (vsx_xscvdpsp): ... this. New. And...
636 (vsx_xvcvspdp): ... this. New. And...
637 (vsx_xvcvdpsp): ... this. New.
639 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
641 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
643 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
644 (rest of file): Adjust.
646 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
648 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
649 (vsx_extract_<mode>_var): Ditto.
651 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
653 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
656 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
658 * config/rs6000/constraints.md (define_register_constraint "ww"):
660 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
661 (rs6000_init_hard_regno_mode_ok): Adjust.
662 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
663 RS6000_CONSTRAINT_ww.
664 * config/rs6000/rs6000.md: Adjust.
665 * config/rs6000/vsx.md: Adjust.
666 * doc/md.texi (Machine Constraints): Adjust.
668 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
670 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
671 (define_mode_attr sd): New.
672 (define_mode_attr s): New.
673 (define_mode_attr Ftrad): Delete.
674 (define_mode_attr Fvsx): Delete.
675 (define_mode_attr Fs): Delete.
676 (rest of file): Use the new mode attributes.
677 * config.rs6000/vsx.md: Use the new mode attributes.
679 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
681 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
684 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
686 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
687 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
688 used with VSX_B, VSX_D, or VSX_F, with just "wa".
690 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
693 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
694 C++ with strict ANSI requirements.
696 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
698 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
699 computations when step is 1.
701 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
703 * config/rs6000/constraints.md (define_register_constraint "wf"):
705 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
706 (rs6000_init_hard_regno_mode_ok): Adjust.
707 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
708 RS6000_CONSTRAINT_wf.
709 * config/rs6000/rs6000.md: Adjust.
710 * config/rs6000/vsx.md: Adjust.
711 * doc/md.texi (Machine Constraints): Adjust.
713 2019-06-04 Andrew Pinski <apinski@marvell.com>
715 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
718 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
720 * config/rs6000/constraints.md (define_register_constraint "wd"):
722 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
723 (rs6000_init_hard_regno_mode_ok): Adjust.
724 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
725 RS6000_CONSTRAINT_wd.
726 * config/rs6000/rs6000.md: Adjust.
727 * config/rs6000/vsx.md: Adjust.
728 * doc/md.texi (Machine Constraints): Adjust.
730 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
732 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
733 (rest of file): Adjust.
735 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
737 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
738 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
739 (vsx_splat_<mode>_reg): Adjust.
741 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
743 * config/rs6000/constraints.md (define_register_constraint "ws"):
745 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
746 (rs6000_init_hard_regno_mode_ok): Adjust.
747 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
748 RS6000_CONSTRAINT_ws.
749 * config/rs6000/rs6000.md: Adjust.
750 * config/rs6000/vsx.md: Adjust.
751 * doc/md.texi (Machine Constraints): Adjust.
753 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
755 * config/rs6000/constraints.md (define_register_constraint "wv"):
757 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
758 (rs6000_init_hard_regno_mode_ok): Adjust.
759 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
760 RS6000_CONSTRAINT_wv.
761 * config/rs6000/rs6000.md: Adjust.
762 * config/rs6000/vsx.md: Adjust.
763 * doc/md.texi (Machine Constraints): Adjust.
765 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
767 * config/rs6000/constraints.md (define_register_constraint "wi"):
769 (define_register_constraint "wt"): Delete.
770 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
771 (rs6000_init_hard_regno_mode_ok): Adjust.
772 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
773 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
774 * config/rs6000/rs6000.md: Adjust.
775 * config/rs6000/vsx.md: Adjust.
776 * doc/md.texi (Machine Constraints): Adjust.
778 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
780 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
782 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
783 default_elf_asm_output_external.
785 2019-06-04 Martin Liska <mliska@suse.cz>
787 * ipa-icf.c (INCLUDE_LIST): Remove.
788 (sem_item_optimizer::execute): Remove call to init_wpa.
789 * ipa-icf.h (init_wpa): Remove.
791 2019-06-04 Jakub Jelinek <jakub@redhat.com>
793 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
794 conditional on combined for simd.
795 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
797 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
798 constructs, don't remove lastprivate_conditional_map, but instead set
799 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
800 to parent construct temporaries.
801 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
802 like !ctx->lastprivate_conditional_map.
803 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
804 use up->outer context instead of up.
805 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
806 gimple_omp_for_combined_p.
807 (expand_omp_for_static_nochunk): Likewise.
808 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
809 probably moved over into expand_omp_for_generic rather than being copied
812 2019-06-04 Martin Liska <mliska@suse.cz>
814 * value-prof.c (dump_histogram_value): Fix typo.
815 (gimple_mod_subtract_transform): Likewise.
817 2019-06-04 Richard Biener <rguenther@suse.de>
820 * tree-chrec.c (chrec_contains_symbols): Add to visited.
821 (tree_contains_chrecs): Likewise.
822 (chrec_contains_symbols_defined_in_loop): Move here and avoid
823 exponential behaivor from ...
824 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
826 (expression_expensive_p): Avoid exponential behavior and compute
827 expanded size, rejecting any expansion.
828 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
829 (idx_contains_abnormal_ssa_name_p): Likewise.
830 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
831 (contains_abnormal_ssa_name_p): Simplify and use
832 walk_tree_without_duplicates.
834 2019-06-04 Richard Biener <rguenther@suse.de>
836 PR tree-optimization/90738
838 2019-06-03 Richard Biener <rguenther@suse.de>
840 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
841 full reference tree and record in ref->ref.
842 (vn_reference_lookup_3): Pass in original ref to
843 ao_ref_init_from_vn_reference.
844 (vn_reference_lookup): Likewise.
845 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
846 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
847 Handle non-decl bases in the original reference.
849 2019-06-04 Martin Liska <mliska@suse.cz>
851 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
852 number of references.
853 (sem_item_optimizer::do_congruence_step):
854 (sem_item_optimizer::worklist_push): Dump how references
856 (sem_item_optimizer::worklist_pop): Use heap.
857 (sem_item_optimizer::process_cong_reduction): Likewise.
858 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
860 2019-06-04 Martin Liska <mliska@suse.cz>
862 * ipa-icf.h (struct sem_usage_pair_hash): New.
863 (sem_usage_pair_hash::hash): Likewise.
864 (sem_usage_pair_hash::equal): Likewise.
865 (struct sem_usage_hash): Likewise.
866 * ipa-icf.c (sem_item::sem_item): Initialize
868 (sem_item::add_reference): Register a reference
869 in ref_map and not in target->usages.
870 (sem_item::setup): Remove initialization of
872 (sem_item::~sem_item): Remove usage of dead vectors.
873 (sem_item::dump): Remove dump of references.
874 (sem_item_optimizer::sem_item_optimizer): Initialize
876 (sem_item_optimizer::read_section): Remove useless
878 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
879 (sem_item_optimizer::build_graph): Pass m_references
881 (sem_item_optimizer::verify_classes): Remove usage of dead
883 (sem_item_optimizer::traverse_congruence_split): Return true
884 when a class is split.
885 (sem_item_optimizer::do_congruence_step_for_index): Use
886 hash_map for look up of (sem_item *, index). That brings
887 significant speed up.
888 (sem_item_optimizer::do_congruence_step): Return true
889 when a split is done.
890 (congruence_class::is_class_used): Use referenced_by_count.
892 2019-06-04 Alan Modra <amodra@gmail.com>
895 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
898 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
900 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
901 * config/rs6000/rs6000.c (direct_move_p): Adjust.
902 (rs6000_secondary_reload_simple_move): Adjust.
903 (rs6000_opt_masks): Neuter the "mfpgpr" option.
904 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
905 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
908 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
909 (floatunssi<mode>2_lfiwzx): Adjust.
910 (fix_trunc<mode>si2_stfiwx): Adjust.
911 (fixuns_trunc<mode>si2_stfiwx): Adjust.
912 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
913 (mfpgpr): Mark as deprecated.
914 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
915 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
916 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
918 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
920 * config/rs6000/constraints.md (define_register_constraint "wg"):
922 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
923 RS6000_CONSTRAINT_wg.
924 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
925 (rs6000_init_hard_regno_mode_ok): Adjust.
926 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
927 Delete "wg" alternatives.
928 * doc/md.texi (Machine Constraints): Adjust.
930 2019-06-03 Alan Modra <amodra@gmail.com>
932 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
933 (get_uncond_jump_length): Assert length less than INT_MAX and
936 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
939 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
941 (expand_builtin_nonlocal_goto): Likewise.
943 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
945 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
946 (aarch64_asm_output_external): Declare.
947 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
948 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
949 (aarch64_asm_output_alias): New.
950 (aarch64_asm_output_external): New.
951 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
952 (ASM_OUTPUT_EXTERNAL): Define.
954 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
955 * tree-vrp.h (value_range_base::nonzero_p): New.
956 (value_range_base::set_nonnull): Rename to...
957 (value_range_base::set_nonzero): ...this.
958 (value_range_base::set_null): Rename to...
959 (value_range_base::set_zero): ...this.
960 (value_range::set_nonnull): Remove.
961 (value_range::set_null): Remove.
962 * tree-vrp.c (range_is_null): Remove.
963 (range_is_nonnull): Remove.
964 (extract_range_from_binary_expr): Use value_range_base::*zero_p
965 instead of range_is_*null.
966 (extract_range_from_unary_expr): Same.
967 (value_range_base::set_nonnull): Rename to...
968 (value_range_base::set_nonzero): ...this.
969 (value_range::set_nonnull): Remove.
970 (value_range_base::set_null): Rename to...
971 (value_range_base::set_zero): ...this.
972 (value_range::set_null): Remove.
973 (extract_range_from_binary_expr): Rename set_*null uses to
975 (extract_range_from_unary_expr): Same.
976 (union_helper): Same.
977 * vr-values.c (get_value_range): Use set_*zero instead of
979 (vr_values::extract_range_from_binary_expr): Same.
980 (vr_values::extract_range_basic): Same.
982 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
985 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
987 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
989 * config/aarch64/iterators.md (MAX_OPP): New code attr.
990 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
991 (aarch64_<su>abd<mode>_3): ... This.
992 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
994 2019-06-03 Richard Biener <rguenther@suse.de>
996 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
997 full reference tree and record in ref->ref.
998 (vn_reference_lookup_3): Pass in original ref to
999 ao_ref_init_from_vn_reference.
1000 (vn_reference_lookup): Likewise.
1001 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1002 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1003 Handle non-decl bases in the original reference.
1005 2019-06-03 Martin Liska <mliska@suse.cz>
1007 * doc/generic.texi: Remove Java Trees.
1009 2019-06-03 Martin Liska <mliska@suse.cz>
1011 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1012 returns 0 when operands are equal.
1014 2019-06-03 Richard Biener <rguenther@suse.de>
1016 PR tree-optimization/90716
1017 * tree-loop-distribution.c (destroy_loop): Process blocks in
1020 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1023 * vector-builder.h (vector_builder::count_dups): New method.
1024 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1026 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1027 (vec_init<mode><Vel>): New pattern.
1028 * config/aarch64/aarch64.c (emit_insr): New function.
1029 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1030 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1031 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1032 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1034 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1036 PR tree-optimization/90681
1037 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1038 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1039 special case for SLP, but fail on non-groupped loads.
1041 2019-06-03 Martin Liska <mliska@suse.cz>
1043 * cfg.c (debug): Use TDF_DETAILS for debug and
1044 print edge info only once.
1046 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1049 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1051 2019-06-01 Martin Sebor <msebor@redhat.com>
1054 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1056 2019-05-31 Jan Hubicka <jh@suse.cz>
1058 * alias.c: Include ipa-utils.h.
1059 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1060 * ipa-devirt.c (prevailing_odr_type): New.
1061 * ipa-utils.h (previaling_odr_type): Declare.
1063 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1064 Hongtao Liu <hongtao.liu@intel.com>
1067 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1068 NOTE_INSN_DELETED_LABEL check.
1070 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1071 Robert Suchanek <robert.suchanek@mips.com>
1073 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1074 and 3rd operands of the fmadd/fmsub/maddv builtin.
1076 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1078 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1079 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1080 on OMP_SIMD if not nested inside of worksharing loop that also has
1081 lastprivate conditional clause for the same decl.
1082 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1083 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1085 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1087 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1089 (lower_lastprivate_clauses): Likewise.
1090 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1091 calling lower_rec_input_clauses.
1092 (lower_omp_for): Likewise.
1093 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1094 clause on simd construct.
1095 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1096 OMP_CLAUSE__CONDTEMP_ clause is present.
1098 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1101 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1104 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1105 TEX_D32, TEX_D64 or TEX_D128.
1107 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1109 * match.pd (~(vec?cst1:cst2)): New transformation.
1111 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1113 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1114 ((size_t)(A /[ex] B) CMP C): New transformation.
1116 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1118 * doc/md.texi: Document define_insn_and_rewrite.
1119 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1120 * gensupport.c (queue_elem): Update comment.
1121 (replace_operands_with_dups): New function.
1122 (gen_rewrite_sequence): Likewise.
1123 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1124 * read-rtl.c (apply_subst_iterator): Likewise.
1125 (add_condition_to_rtx, named_rtx_p): Likewise.
1126 (rtx_reader::read_rtx_operand): Likewise.
1127 * config/aarch64/aarch64-sve.md
1128 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1129 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1130 define_insn_and_rewrite.
1131 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1132 Remove separate define_split.
1134 2019-05-31 Jan Hubicka <jh@suse.cz>
1136 * tree-ssa-alias.c (type_has_components_p): New function.
1137 (aliasing_component_refs_p): Use it.
1139 2019-05-31 Martin Liska <mliska@suse.cz>
1141 * gdbhooks.py: Add const_tree to TreePrinter.
1143 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1146 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1147 * doc/invoke.texi (Debugging Options): Document new default of
1148 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1150 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1152 PR tree-optimization/90671
1153 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1154 template_block used to be empty on the first call, don't use
1155 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1156 seq with bb_seq and set it with set_bb_seq.
1158 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1160 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1162 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1163 Michael Meissner <meissner@linux.ibm.com>
1165 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1166 (prefixed_mem_operand): Likewise.
1167 (non_prefixed_mem_operand): Likewise.
1168 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1170 * config/rs6000/rs6000.c (print_operand_address): Handle
1171 PC-relative addresses.
1172 (mode_supports_prefixed_address_p): New function.
1173 (rs6000_prefixed_address): New function.
1174 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1175 (SYMBOL_REF_PCREL_P): Likewise.
1177 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1179 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1180 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1181 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1182 is nested inside of parallel region, add _condtemp_ clause to both.
1183 * tree-nested.c (convert_nonlocal_omp_clauses,
1184 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1186 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1188 * omp-general.c (omp_extract_for_data): Compute it.
1189 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1190 (lower_rec_input_clauses): Likewise.
1191 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1192 clause is already present, just add one further one after it.
1193 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1194 (lower_send_shared_vars): Clear _condtemp_ vars.
1195 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1196 or section or taskgroup.
1197 * omp-expand.c (determine_parallel_type): Disallow combining only if
1198 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1199 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1200 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1201 expand_omp_for_static_chunk, expand_omp_for): Use
1202 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1203 determine if a special set of API routines are needed and if condtemp
1204 needs to be initialized, while always initialize cond_var if
1205 fd->lastprivate_conditional is non-zero.
1207 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1208 Michael Meissner <meissner@linux.ibm.com>
1210 * config/rs6000/constraints.md (eI): New constraint.
1211 * config/rs6000/predicates.md (cint34_operand): New predicate.
1212 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1213 (SIGNED_34BIT_OFFSET_P): Likewise.
1214 * doc/md.texi (eI): Document constraint.
1216 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1218 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1220 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1221 Michael Meissner <meissner@linux.ibm.com>
1223 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1224 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1225 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1226 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1227 (OTHER_FUTURE_MASKS): Likewise.
1228 (POWERPC_MASKS): Likewise.
1229 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1230 specified without -mprefixed-addr or -mcpu=future. Error if
1231 -mprefixed-addr is specified without -mcpu=future.
1232 (rs6000_opt_masks): Add entry for prefixed-addr.
1233 * rs6000.opt (mprefixed-addr): New option.
1235 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1237 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1238 cfun->is_thunk check.
1240 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1242 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1245 2019-05-30 Martin Liska <mliska@suse.cz>
1247 * gdbinit.in: Fix 'ptc' command. Add trt
1248 that prints TREE_TYPE($).
1250 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1251 Alan Modra <amodra@gmail.com>
1253 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1255 (rs6000_indirect_call_template_1): ...and here.
1256 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1257 plt16_ha, plt16_lo, mtctr indirect calls. Use
1259 (rs6000_decl_ok_for_sibcall): New function.
1260 (rs6000_function_ok_for_sibcall): Refactor.
1261 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1262 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1263 when pcrel. Reorganize.
1264 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1265 * rs6000.h (rs6000_pltseq_enum): New enum.
1266 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1267 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1268 (*pltseq_plt16_ha): Likewise.
1269 (*pltseq_plt16_lo): Likewise.
1270 (*pltseq_mtctr): Likewise.
1271 (*pltseq_plt_pcrel): New insn.
1272 (*call_local_aix): Handle @notoc calls.
1273 (*call_value_local_aix): Likewise.
1274 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1275 (*call_value_nonlocal_aix): Likewise.
1276 (*call_indirect_pcrel): New insn.
1277 (*call_value_indirect_pcrel): Likewise.
1280 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1282 * config/i386/sse.md (*save_multiple<mode>): Rename from
1283 save_multiple<mode>.
1284 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1285 (*restore_multiple_and_return<mode>): Rename from
1286 restore_multiple_and_return<mode>.
1287 (*restore_multiple_leave_return<mode>): Rename from
1288 restore_multiple_leave_return<mode>.
1290 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1292 * config.gcc (rx-*-linux*): New target.
1293 * config/rx/elf.opt: New file.
1294 * config/rx/linux.h: Likewise.
1295 * config/rx/t-linux: Likewise.
1296 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1298 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1299 (ASM_APP_OFF): Likewise.
1300 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1303 2019-05-29 Jan Hubicka <jh@suse.cz>
1305 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1306 variants are pointer equivalent.
1308 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1310 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1311 * config/aarch64/aarch64-sve2.md: New file.
1312 (<u>avg<mode>3_floor): New pattern.
1313 (<u>avg<mode>3_ceil): Likewise.
1314 (*<sur>h<addsub><mode>): Likewise.
1315 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1316 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1318 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1321 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1322 for var_opt_string printing. In cl_optimization_print_diff, print
1323 (null) instead of invoking undefined behavior if one of the
1324 var_opt_string pointers is NULL and use && instead of first || in the
1325 guarding condition. For var_target_other options, handle const char *
1326 target variables similarly to const char * optimize node variables.
1328 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1330 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1331 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1332 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1333 Add autib1716 and pacib1716 initialisation.
1334 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1335 for autib1716 and pacib1716.
1336 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1337 aarch64_post_cfi_startproc): Define.
1338 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1339 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1340 aarch64_handle_pac_ret_protection): Set default sign key to A.
1341 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1342 aarch64_expand_prologue): Add check for b-key.
1343 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1344 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1345 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1346 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1347 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1348 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1349 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1350 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1351 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1352 pauth_hint_num_a with pauth_hint_num.
1353 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1354 pauth_hint_num_a with pauth_hint_num.
1355 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1356 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1357 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1358 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1359 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1360 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1361 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1362 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1363 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1364 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1365 UNSPEC_AUTIA1716 respectively.
1366 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1367 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1368 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1369 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1370 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1372 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1374 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1375 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1376 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1377 explicit clause on combined parallel into implicit shared clause.
1378 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1379 and firstprivate if the decl has one too from combined parallel to
1380 the worksharing construct.
1382 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1383 Michael Meissner <meissner@linux.ibm.com>
1385 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1387 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1389 * rtl.h (LABEL_REF_P): New #define.
1391 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1393 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1395 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1397 * internal-fn.c: Marked mask_load_direct as vectorizable.
1398 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1399 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1400 combined even if masks different with allow_slp_p param.
1401 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1402 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1403 dissolve SLP-only vectorizable groups when SLP has been discarded.
1404 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1405 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1407 (vect_build_slp_tree_1): Fixed comment typo.
1408 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1409 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1411 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1413 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1415 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1417 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1418 Remove obsolete use_thunk reference.
1419 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1420 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1421 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1422 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1423 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1424 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1425 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1426 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1427 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1429 2019-05-28 Nathan Sidwell <nathan@acm.org>
1431 * tree.h (IDENTIFIER_ANON_P): New.
1432 (anon_aggrname_format, anon_aggname_p): Don't declare.
1433 (make_anon_name): Declare.
1434 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1435 (hash_tree): Likewise.
1436 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1437 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1438 (anon_cnt, make_anon_name): New.
1440 2019-05-28 Martin Liska <mliska@suse.cz>
1443 * opts-global.c (decode_options): Print help for all
1444 help_option_arguments.
1445 * opts.c (print_help): Add new argument.
1446 (common_handle_option): Remember all values into
1447 help_option_arguments.
1448 * opts.h (print_help): Add new argument.
1450 2019-05-28 Martin Liska <mliska@suse.cz>
1453 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1454 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1455 (func_checker::compare_bb): Call compare_loops.
1457 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1459 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1460 on sections construct.
1461 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1463 (lower_omp_sections): Handle lastprivate conditional.
1464 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1465 lastprivate_conditional_map.
1466 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1468 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1469 critical, taskgroup and section regions when looking for a region
1470 with non-NULL lastprivate_conditional_map.
1472 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1474 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1475 (*ix86_gen_sub3): Ditto.
1476 (*ix86_gen_sub3_carry): Ditto.
1477 (*ix86_gen_one_cmpl2): Ditto.
1478 (*ix86_gen_andsp): Ditto.
1479 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1480 (gen_and2_insn): New static function.
1481 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1482 Use gen_add3_insn instead of ix86_gen_add3.
1483 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1484 instead of ix86_gen_add3.
1485 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1486 Use gen_sub3_insn instead of ix86_gen_sub3.
1487 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1488 instead of ix86_gen_add3.
1489 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1490 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1491 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1492 * config/i386/i386-options.c (ix86_option_override_internal):
1493 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1494 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1496 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1498 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1499 and DW_OP_GNU_const_index opcodes.
1501 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1505 2019-05-27 Richard Biener <rguenther@suse.de>
1507 PR tree-optimization/90637
1508 * tree-ssa-sink.c (statement_sink_location): Honor the
1509 computed sink location for single-uses.
1511 2019-05-27 Richard Biener <rguenther@suse.de>
1514 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1517 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1519 * config/i386/i386.md (@sub<mode>3_carry): Rename
1520 from sub<mode>3_carry.
1521 (@leave_<mode>): New expander.
1522 (*leave): Rename from leave.
1523 (*leave_rex64): Rename from leave_rex64.
1524 (@monitorx_<mode>): Rename from monitorx_<mode>.
1525 (@clzero_<mode>): Rename from clzero_<mode>.
1526 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1527 from sse3_monitor_<mode>.
1528 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1529 (*ix86_gen_leave): Ditto.
1530 (*ix86_gen_monitor): Ditto.
1531 (*ix86_gen_monitorx): Ditto.
1532 (*ix86_gen_clzero): Ditto.
1533 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1534 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1535 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1536 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1537 Use gen_sse3_monitor instead of ix86_gen_monitor.
1538 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1539 instead of ix86_gen_monitorx.
1540 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1541 instead of ix86_gen_clzero.
1542 * config/i386/i386-options.c (ix86_option_override_internal):
1543 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1544 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1546 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1549 Rename from tls_global_dynamic_64_<mode>.
1550 (@tls_local_dynamic_base_64_<mode>): Rename from
1551 tls_local_dynamic_base_64_<mode>.
1552 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1553 Remove indirect function.
1554 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1555 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1556 instead of ix86_gen_tls_global_dynamic_64.
1557 Use gen_tls_local_dynamic_base_64 instead of
1558 ix86_gen_tls_local_dynamic_base_64.
1559 * config/i386/i386-options.c (ix86_option_override_internal):
1560 Do not initialize ix86_gen_tls_global_dynamic_64 and
1561 ix86_gen_tls_local_dynamic_base_64.
1563 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1566 Rename from pro_epilogue_adjust_stack_<mode>_add.
1567 (@pro_epilogue_adjust_stack_sub_<mode>)
1568 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1569 (@allocate_stack_worker_probe_<mode>):
1570 Rename from allocate_stack_worker_probe_<mode>.
1571 (allocate_stack): Use gen_allocate_stack_worker_probe.
1572 (probe_stack): Use gen_probe_stack_1.
1573 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1574 (@adjust_stack_and_probe_<mode>): Rename from
1575 adjust_stack_and_probe<mode>.
1576 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1577 (stack_protect_set): Use gen_stack_protect_set_1.
1578 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1579 (stack_protect_test): Use gen_stack_protect_test_1.
1580 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1581 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1582 Remove indirect function.
1583 (*ix86_gen_adjust_stack_and_probe): Ditto.
1584 (*ix86_gen_probe_stack_range): Ditto.
1585 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1586 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1587 (ix86_adjust_stack_and_probe_stack_clash): Use
1588 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1589 (ix86_adjust_stack_and_probe): Ditto.
1590 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1591 of ix86_gen_probe_stack_range.
1592 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1593 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1594 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1595 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1596 CODE_FOR_stack_protect_test_{si,di}.
1597 * config/i386/i386-options.c (ix86_option_override_internal):
1598 Do not initialize ix86_gen_allocate_stack_worker,
1599 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1601 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1603 * doc/invoke.texi (Link Options): Many editorial changes around
1606 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1608 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1609 pre-Solaris 11 referene and most Studio compiler details.
1611 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1614 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1615 DImode to SImode in floating-point registers on 64-bit target.
1616 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1617 register_operand in xmpyu patterns.
1619 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1621 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1622 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1623 OMP_CLAUSE__REDUCTEMP_.
1624 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1625 OMP_CLAUSE__CONDTEMP_.
1626 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1627 * tree-pretty-print.c (dump_omp_clause): Likewise.
1628 * tree-nested.c (convert_nonlocal_omp_clauses,
1629 convert_local_omp_clauses): Likewise.
1630 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1631 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1632 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1634 (gimplify_omp_for): Warn and disable conditional modifier from
1635 lastprivate on loop iterators.
1636 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1638 * omp-general.c (omp_extract_for_data): Initialize it.
1639 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1641 (delete_omp_context): Delete it.
1642 (lower_lastprivate_conditional_clauses): New function.
1643 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1644 handle lastprivate conditional clauses.
1645 (lower_reduction_clauses): Add CLIST argument, emit it into
1646 the critical section if any.
1647 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1648 lower_reduction_clauses callers.
1649 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1650 to lower_lastprivate_clauses.
1651 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1652 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1653 clist into a critical section if not emitted there already by
1654 lower_reduction_clauses.
1655 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1657 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1658 conditional variables.
1659 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1661 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1662 expand_omp_for_static_chunk): Handle lastprivate conditional.
1663 (expand_omp_for): Handle fd.lastprivate_conditional like
1666 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1668 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1669 kernel does not exit cleanly.
1670 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1672 2019-05-24 Jason Merrill <jason@redhat.com>
1675 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1677 2019-05-24 Richard Biener <rguenther@suse.de>
1680 * tree-loop-distribution.c (struct partition): Add location
1682 (partition_alloc): Initialize all fields.
1683 (generate_memset_builtin): Use the location recorded in the
1684 partition for the generated call.
1685 (generate_memcpy_builtin): Likewise.
1686 (classify_partition): Record the location of a single store
1687 as location for the partition.
1689 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1691 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1694 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1697 * common/config/aarch64/aarch64-common.c
1698 (aarch64_rewrite_selected_cpu): Change local temporary variable
1699 type from unsigned long to uint64_t.
1700 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1701 aarch64_get_extension_string_for_isa_flags): Change declaration to
1702 match new definition by replacing unsigned long with uint64_t.
1704 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1707 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1708 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1709 Handle stack_protect_test_<mode> codegen similarly to corresponding
1712 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1714 * config/i386/darwin.h: Reject -mfentry*.
1715 * doc/sourcebuild.texi: Document mfentry target support.
1717 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1719 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1720 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1721 false for PC-relative functions.
1722 (rs6000_output_function_prologue): Change called function name to
1723 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1724 name,1" for PC-relative functions.
1725 (rs6000_elf_declare_function_name): Change called function name to
1726 rs6000_global_entry_point_prologue_needed_p.
1728 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1731 * config/i386/i386.c (gen_rtx_cost):
1732 Use ix86_tune_cost instead of ix86_cost.
1734 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1735 Michael Meissner <meissner@linux.ibm.com>
1736 Segher Boessenkool <segher@kernel.crashing.org>
1738 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1740 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1741 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1742 (rs6000_fndecl_pcrel_p): Likewise.
1743 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1744 error if -mpcrel is requested without -mcpu=future.
1745 (rs6000_opt_masks): Add entry for pcrel.
1746 (rs6000_fndecl_pcrel_p): New function.
1747 (rs6000_pcrel_p): Likewise.
1748 * config/rs6000/rs6000.opt (mpcrel): New option.
1749 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1751 2019-05-23 Jan Hubicka <jh@suse.cz>
1752 Martin Liska <mliska@suse.cz>
1754 PR tree-optimization/90576
1755 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1757 (aliasing_component_refs_p): Fix three way size compare conditional;
1758 give up earlier in case we can not decide on equivalence.
1760 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1761 Michael Meissner <meissner@linux.ibm.com>
1762 Segher Boessenkool <segher@kernel.crashing.org>
1764 * config.gcc: Add future cpu.
1765 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1766 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1768 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1769 (RS6000_CPU): New instantiation for future cpu.
1770 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1772 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1773 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1774 * config/rs6000/rs6000-tables.opt: Regenerate.
1775 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1776 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1777 (rs6000_machine_from_flags): Handle future cpu.
1778 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1779 PROCESSOR_POWER9 for now.
1780 (rs6000_adjust_cost): Likewise.
1781 (rs6000_issue_rate): Likewise.
1782 (rs6000_register_move_cost): Likewise.
1783 (rs6000_opt_masks): Add entry for future.
1784 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1785 (MASK_FUTURE): New #define.
1786 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1787 * config/rs6000/rs6000.opt (mfuture): New target option.
1788 * doc/invoke.texi (mcpu): Add future cpu.
1790 2019-05-23 Martin Liska <mliska@suse.cz>
1793 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1794 operation points to a temporary (pointed via tree_to_wide_ref)
1795 that is out of scope after the &.
1797 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1800 * doc/extend.texi (Function Names): Add missing word.
1802 2019-05-23 Richard Biener <rguenther@suse.de>
1804 PR tree-optimization/88440
1805 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1807 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1809 (generate_memcpy_builtin): Likewise.
1810 (distribute_loop): Pass in whether to only distribute patterns.
1811 (prepare_perfect_loop_nest): Also allow size optimization.
1812 (pass_loop_distribution::execute): When optimizing a loop
1813 nest for size allow pattern replacement.
1815 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1818 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1821 2019-05-23 Martin Liska <mliska@suse.cz>
1824 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1825 expression similarly to gimplify_decl_expr.
1827 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1829 * cse.c (cse_dump_path): s/dump_file/f.
1831 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1834 * diagnostic-format-json.cc: Include "selftest.h".
1835 (json_from_expanded_location): Only add "file" key for non-NULL
1837 (json_from_location_range): Don't add "start" and "finish"
1838 children if they are UNKNOWN_LOCATION.
1839 (selftest::test_unknown_location): New selftest.
1840 (selftest::test_bad_endpoints): New selftest.
1841 (selftest::diagnostic_format_json_cc_tests): New function.
1842 * json.cc (json::object::get): New function.
1843 (selftest::test_object_get): New selftest.
1844 (selftest::json_cc_tests): Call it.
1845 * json.h (json::object::get): New decl.
1846 * selftest-run-tests.c (selftest::run_tests): Call
1847 selftest::diagnostic_format_json_cc_tests.
1848 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1851 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1852 Andrew Stubbs <amd@codesourcery.com>
1854 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1855 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1856 (kernel): Rename to...
1857 (main_kernel): ... this.
1858 (load_image): Load _init_array and _fini_array kernels.
1859 (run): Add argument for kernel to run.
1860 (main): Run init_array_kernel before main_kernel, and
1861 fini_array_kernel after.
1862 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1863 amdgpu_hsa_kernel attribute on functions.
1864 (gcn_disable_constructors): Delete.
1865 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1866 * config/gcn/crt0.c (size_t): Define.
1867 (_init_array, _fini_array): New.
1868 (__preinit_array_start, __preinit_array_end,
1869 __init_array_start, __init_array_end,
1870 __fini_array_start, __fini_array_end): Declare weak references.
1872 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1874 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1876 2019-05-22 Jason Merrill <jason@redhat.com>
1878 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1880 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1883 * config/i386/i386-options.c (ix86_init_machine_status): Set
1884 stack_frame_required to true.
1885 * config/i386/i386.c (ix86_get_frame_size): New function.
1886 (ix86_frame_pointer_required): Replace get_frame_size with
1887 ix86_get_frame_size.
1888 (ix86_compute_frame_layout): Likewise.
1889 (ix86_find_max_used_stack_alignment): Changed to void. Set
1890 stack_frame_required.
1891 (ix86_finalize_stack_frame_flags): Always call
1892 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1893 ix86_get_frame_size.
1894 * config/i386/i386.h (machine_function): Add stack_frame_required.
1896 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1898 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1900 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1902 * common/config/aarch64/aarch64-common.c
1903 (struct aarch64_option_extension, struct processor_name_to_arch,
1904 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1905 aarch64_contains_opt,
1906 aarch64_get_extension_string_for_isa_flags): Change type of
1907 variables storing flags to uint64_t.
1908 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1909 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1910 * config/aarch64/aarch64.c (struct processor,
1911 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1912 aarch64_validate_march, aarch64_override_options,
1913 aarch64_option_print, aarch64_handle_attr_isa_flags,
1914 aarch64_declare_function_name, aarch64_start_file): Make flag
1916 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1917 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1918 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1919 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1920 * config/aarch64/driver-aarch64.c
1921 (struct aarch64_arch_extension, struct aarch64_core_data,
1922 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1923 flag variables uint64_t.
1924 * doc/invoke.texi: Add documentation for new arguments.
1926 2019-05-22 Richard Biener <rguenther@suse.de>
1928 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1930 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1932 2019-05-22 Martin Liska <mliska@suse.cz>
1935 * doc/extend.texi: Document the change.
1937 2019-05-22 Richard Biener <rguenther@suse.de>
1939 PR tree-optimization/90450
1940 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1941 (mem_ref_hasher::equal): Check it.
1942 (mem_ref_alloc): Initialize it.
1943 (gather_mem_refs_stmt): Set it.
1945 2019-05-22 Richard Biener <rguenther@suse.de>
1947 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1949 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1952 2019-05-22 Alan Modra <amodra@gmail.com>
1954 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1955 (ASM_CPU_SPEC): Conditionally add -many.
1956 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1957 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1958 (rs6000_file_start): ..extracted from here, and modified to
1960 (rs6000_output_function_prologue): Emit .machine as necessary.
1961 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1963 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1964 added by check_vect_support_and_set_flags.
1965 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1966 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1968 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1971 * ira-lives.c (process_bb_node_lives): Consider defs
1972 for a call insn to be die before the call, not after.
1974 * function.c (assign_parm_setup_block): Raise alignment of
1975 stacked parameter only for STRICT_ALIGNMENT targets.
1977 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1979 * config/rs6000/constraints.md (define_register_constraint "wz"):
1981 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1982 RS6000_CONSTRAINT_wz.
1983 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1984 (rs6000_init_hard_regno_mode_ok): Adjust.
1985 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1986 * doc/md.texi (Machine Constraints): Adjust.
1988 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1990 * config/rs6000/constraints.md (define_register_constraint "wl"):
1992 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1993 RS6000_CONSTRAINT_wl.
1994 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1995 (rs6000_init_hard_regno_mode_ok): Adjust.
1996 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1997 * doc/md.texi (Machine Constraints): Adjust.
1999 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2001 * config/rs6000/constraints.md (define_register_constraint "wm"):
2003 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2004 RS6000_CONSTRAINT_wm.
2005 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2006 (rs6000_init_hard_regno_mode_ok): Adjust.
2007 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2008 * doc/md.texi (Machine Constraints): Adjust.
2010 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2012 * config/rs6000/constraints.md (define_register_constraint "wk"):
2014 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2015 RS6000_CONSTRAINT_wk.
2016 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2017 (rs6000_init_hard_regno_mode_ok): Adjust.
2018 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2019 * doc/md.texi (Machine Constraints): Adjust.
2021 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2023 * config/rs6000/constraints.md (define_register_constraint "wj"):
2025 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2026 RS6000_CONSTRAINT_wj.
2027 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2028 (rs6000_init_hard_regno_mode_ok): Adjust.
2029 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2031 * config/rs6000/vsx.md: Ditto.
2032 * doc/md.texi (Machine Constraints): Adjust.
2034 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2036 * config/rs6000/constraints.md (define_register_constraint "wh"):
2038 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2039 RS6000_CONSTRAINT_wh.
2040 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2041 (rs6000_init_hard_regno_mode_ok): Adjust.
2042 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2043 * doc/md.texi (Machine Constraints): Adjust.
2045 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2048 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2049 Avoid calling gen_lowpart with CONST operand.
2051 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2053 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2054 field template_last_to_copy.
2055 (ssa_create_duplicates): Set it, and use it. Attempt to
2056 preserve more debug stmts.
2058 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2060 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2061 (signbit<mode>2): New expander
2063 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2066 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2067 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2069 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2071 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2072 %ebx and %ecx bafore calling cpuid with leaf 1 or
2073 non-constant leaf argument.
2075 2019-05-21 Alan Modra <amodra@gmail.com>
2078 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2079 power9 direct move cost.
2080 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2081 Correct comments and rename functions to suit parameters.
2083 2019-05-21 Richard Biener <rguenther@suse.de>
2086 * fold-const.c (fold_read_from_vector): New function.
2087 * fold-const.h (fold_read_from_vector): Declare.
2088 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2089 single-element insert permutations. Canonicalize selector
2090 further and fix issue with last commit.
2092 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2094 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2095 parameter with default value false to declaration.
2096 (split_edges_for_insertion): New inline function. Wrapper for
2097 split_critical_edges with for_edge_insertion_p = true.
2098 * tree-cfg.c (split_critical_edges): Don't split non-critical
2099 edges if for_edge_insertion_p is false. Fix whitespace.
2100 * tree-ssa-pre.c (pass_pre::execute): Call
2101 split_edges_for_insertion instead of split_critical_edges.
2102 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2103 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2104 (pass_data_sink_code): Update function name in the comment.
2106 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2108 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2109 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2110 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2111 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2114 2019-05-21 Martin Liska <mliska@suse.cz>
2116 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2118 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2119 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2121 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2123 (rs6000_function_arg): Likewise.
2124 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2125 (rs6000_expand_ternop_builtin): Use interval syntax.
2126 (get_element_number): Likewise.
2127 (altivec_expand_builtin): Likewise.
2128 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2132 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2136 * function.h (struct function): Add calls_eh_return member.
2137 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2138 gimplifying __builtin_eh_return call.
2139 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2141 (expand_call_inline): Or in src_cfun->calls_eh_return into
2142 dst_cfun->calls_eh_return.
2143 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2144 cfun->calls_eh_return.
2145 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2146 * lto-streamer-out.c (output_struct_function_base): Write
2149 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2151 PR rtl-optimization/43147
2152 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2153 IX86_BUILTIN_SHUFPD.
2155 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2157 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2158 (refs_may_alias_p_1): ... here; update stats.
2159 (refs_may_alias_p): Do not update stats here.
2161 2019-05-20 Richard Biener <rguenther@suse.de>
2163 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2164 doesn't produce pointers.
2165 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2166 the first operand points to.
2168 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2170 * tree-ssa-alias.c (compare_sizes): New function.
2171 (sompare_type_sizes): New function
2172 (aliasing_component_refs_p): Use it.
2173 (indirect_ref_may_alias_decl_p): Likewise.
2175 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2177 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2179 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2181 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2182 (LIBLSAN_EARLY_SPEC): Likewise.
2183 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2185 2019-05-20 Martin Liska <mliska@suse.cz>
2187 * config/i386/i386.c (ix86_libc_has_fast_function):
2188 Add ATTRIBUTE_UNUSED for the argument.
2190 2019-05-20 Richard Biener <rguenther@suse.de>
2192 * gimple-match-head.c: Include vec-perm-indices.h.
2193 * generic-match-head.c: Likewise.
2194 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2196 * fold-const.c (fold_vec_perm): Export.
2197 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2198 (match.pd): ...here.
2200 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2202 * cfgloop.h (struct loop): Add simdlen member.
2203 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2204 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2205 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2206 as new argument to autovectorize_vector_sizes target hook. If
2207 loop->simdlen, pick up vector size where the vectorization factor
2208 is equal to loop->simd, and if there is none, fall back to the first
2210 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2212 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2213 * omp-general.c (omp_max_vf): Likewise.
2214 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2215 * tree-vect-slp.c (vect_slp_bb): Likewise.
2216 * target.def (autovectorize_vector_sizes): Add ALL argument and
2218 * doc/tm.texi: Adjust documentation.
2219 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2220 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2221 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2223 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2224 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2225 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2226 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2227 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2228 preferred vector size is not 512-bit or 256-bit, just put those
2229 unpreferred ones last.
2231 2019-05-20 Martin Liska <mliska@suse.cz>
2233 * targhooks.c (default_libc_has_fast_function): New function.
2234 * targhooks.h (default_libc_has_fast_function): Likewise.
2236 2019-05-20 Martin Liska <mliska@suse.cz>
2239 * builtins.c (expand_builtin_memory_copy_args): When having a
2240 target with fast mempcpy implementation do now use memcpy.
2241 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2242 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2243 * doc/tm.texi: Likewise.
2244 * doc/tm.texi.in: Likewise.
2246 * expr.c (emit_block_move_hints): Add 2 new arguments.
2247 * expr.h (emit_block_move_hints): Bail out when libcall
2248 to memcpy would be used.
2250 2019-05-20 Martin Liska <mliska@suse.cz>
2252 * profile-count.c: Add vertical spacing in order
2253 to separate functions.
2254 * profile-count.h: Likewise.
2256 2019-05-20 Martin Liska <mliska@suse.cz>
2258 * profile-count.h: Do not use full qualified
2260 * profile-count.c (profile_count::to_frequency): Likewise.
2262 2019-05-20 Martin Liska <mliska@suse.cz>
2264 * profile-count.h (enum profile_quality): Use capital letters
2265 for enum value names. Use the adjusted names.
2266 * profile-count.c: Use the adjusted names.
2268 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2270 * config/rs6000/constraints.md (define_register_constraint "wH"):
2272 (define_register_constraint "wI"): Delete.
2273 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2274 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2275 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2276 (rs6000_init_hard_regno_mode_ok): Adjust.
2277 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2278 resp. "d", or with "wa" as appropriate, all with "p8v".
2279 * config/rs6000/vsx.md: Ditto.
2280 * doc/md.texi (Machine Constraints): Adjust.
2282 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2284 * config/rs6000/constraints.md (define_register_constraint "wy"):
2286 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2287 RS6000_CONSTRAINT_wy.
2288 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2289 (rs6000_init_hard_regno_mode_ok): Adjust.
2290 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2291 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2292 (define_mode_attr Fisa): New.
2293 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2294 * doc/md.texi (Machine Constraints): Adjust.
2296 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2298 * config/rs6000/constraints.md (define_register_constraint "wu"):
2300 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2301 RS6000_CONSTRAINT_wu.
2302 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2303 (rs6000_init_hard_regno_mode_ok): Adjust.
2304 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2306 (define_mode_attr Fa): Delete.
2307 * config/rs6000/vsx.md: Ditto.
2308 * doc/md.texi (Machine Constraints): Adjust.
2310 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2312 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2314 (define_register_constraint "wK"): Delete.
2315 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2316 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2317 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2318 (rs6000_init_hard_regno_mode_ok): Adjust.
2319 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2320 Replace "wK" constraint by "wH" with "p9v".
2321 * config/rs6000/vsx.md: Ditto.
2322 * doc/md.texi (Machine Constraints): Adjust.
2324 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2326 * config/rs6000/constraints.md (define_register_constraint "wb"):
2328 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2329 RS6000_CONSTRAINT_wb.
2330 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2331 (rs6000_init_hard_regno_mode_ok): Adjust.
2332 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2333 * config/rs6000/vsx.md: Ditto.
2334 * doc/md.texi (Machine Constraints): Adjust.
2336 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2338 * config/rs6000/constraints.md (define_register_constraint "wo"):
2340 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2341 RS6000_CONSTRAINT_wo.
2342 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2343 (rs6000_init_hard_regno_mode_ok): Adjust.
2344 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2345 * config/rs6000/altivec.md: Ditto.
2346 * doc/md.texi (Machine Constraints): Adjust.
2348 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2350 * config/darwin-c.c (darwin_register_objc_includes): Do not
2351 prepend the sysroot when building gnu-runtime header search
2354 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2356 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2357 instead of direct output of the asm.
2359 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2361 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2362 argument to be type bool (was int before).
2363 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2364 at first use. Use type bool for some variables. Fix a theoretical
2365 eh_return bug for svr4.
2367 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2369 * config/rs6000/rs6000.md (isa): New attribute.
2370 (enabled): New attribute.
2372 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2374 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2375 assemble_start_function and assemble_end_function.
2377 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2380 * omp-general.c (oacc_verify_routine_clauses): Change formal
2381 parameters. Add checking if already marked with an OpenACC
2382 'routine' directive. Adjust all users.
2385 * omp-general.c (oacc_build_routine_dims): Move some of its
2387 (oacc_verify_routine_clauses): ... this new function.
2388 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2390 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2392 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2393 formating of picbase labels to match other ports.
2395 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2397 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2398 in the generated code.
2400 2019-05-16 Martin Sebor <msebor@redhat.com>
2402 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2403 identifiers, keywords, operators, and types in diagnostics. Correct
2404 quoting, spelling, and sentence capitalization issues.
2405 (expand_builtin_atomic_is_lock_free): Same.
2406 (fold_builtin_next_arg): Same.
2407 * cfgexpand.c (expand_one_var): Same.
2408 (tree_conflicts_with_clobbers_p): Same.
2409 (expand_asm_stmt): Same.
2410 (verify_loop_structure): Same.
2411 * cgraphunit.c (process_function_and_variable_attributes): Same.
2412 * collect-utils.c (collect_execute): Same.
2413 * collect2.c (maybe_run_lto_and_relink): Same.
2414 (is_lto_object_file): Same.
2415 (scan_prog_file): Same.
2416 * convert.c (convert_to_real_1): Same.
2417 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2418 * except.c (verify_eh_tree): Same.
2419 * gcc.c (execute): Same.
2420 (eval_spec_function): Same.
2421 (run_attempt): Same.
2422 (driver::set_up_specs): Same.
2423 (compare_debug_auxbase_opt_spec_function): Same.
2424 * gcov-tool.c (unlink_gcda_file): Same.
2427 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2428 * gimplify.c (gimplify_asm_expr): Same.
2429 (gimplify_adjust_omp_clauses): Same.
2430 * hsa-gen.c (gen_hsa_addr_insns): Same.
2431 (gen_hsa_insns_for_load): Same.
2432 (gen_hsa_cmp_insn_from_gimple): Same.
2433 (gen_hsa_insns_for_operation_assignment): Same.
2434 (gen_get_level): Same.
2435 (gen_hsa_alloca): Same.
2436 (omp_simple_builtin::generate): Same.
2437 (gen_hsa_atomic_for_builtin): Same.
2438 (gen_hsa_insns_for_call): Same.
2439 * input.c (dump_location_info): Same.
2440 * ipa-devirt.c (compare_virtual_tables): Same.
2441 * ira.c (ira_setup_eliminable_regset): Same.
2442 * lra-assigns.c (lra_assign): Same.
2443 * lra-constraints.c (lra_constraints): Same.
2444 * lto-streamer-in.c (lto_input_mode_table): Same.
2445 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2446 (merge_and_complain): Same.
2447 (compile_offload_image): Same.
2448 (compile_images_for_offload_targets): Same.
2449 (debug_objcopy): Same.
2452 * opts.c (print_specific_help): Same.
2453 (parse_no_sanitize_attribute): Same.
2455 (handle_param): Same.
2456 * plugin.c (add_new_plugin): Same.
2457 (parse_plugin_arg_opt): Same.
2458 (try_init_one_plugin): Same.
2459 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2460 operators, and types in diagnostics. Correct quoting and spelling
2462 * read-rtl-function.c (parse_edge_flag_token): Same.
2463 (function_reader::parse_enum_value): Same.
2464 * reg-stack.c (check_asm_stack_operands): Same.
2465 * regcprop.c (validate_value_data): Same.
2466 * sched-rgn.c (make_pass_sched_fusion): Same.
2467 * stmt.c (check_unique_operand_names): Same.
2468 * targhooks.c (default_target_option_pragma_parse): Same.
2469 * tlink.c (recompile_files): Same.
2470 * toplev.c (process_options): Same.
2472 * trans-mem.c (diagnose_tm_1): Same.
2473 (ipa_tm_scan_irr_block): Same.
2474 (ipa_tm_diagnose_transaction): Same.
2475 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2476 format a tree code name in a diagnostic.
2477 (verify_types_in_gimple_min_lval): Same.
2478 (verify_types_in_gimple_reference): Same.
2479 (verify_gimple_call): Same.
2480 (verify_gimple_assign_unary): Same.
2481 (verify_gimple_assign_binary): Same.
2482 (verify_gimple_assign_ternary): Same.
2483 (verify_gimple_assign_single): Same.
2484 (verify_gimple_switch): Same.
2485 (verify_gimple_label): Same.
2486 (verify_gimple_phi): Same.
2487 (verify_gimple_in_seq): Same.
2488 (verify_eh_throw_stmt_node): Same.
2489 (collect_subblocks): Same.
2490 (gimple_verify_flow_info): Same.
2491 (do_warn_unused_result): Same.
2492 * tree-inline.c (expand_call_inline): Same.
2493 * tree-into-ssa.c (update_ssa): Same.
2494 * tree.c (tree_int_cst_elt_check_failed): Same.
2495 (tree_vec_elt_check_failed): Same.
2496 (omp_clause_operand_check_failed): Same.
2497 (verify_type_variant): Same.
2498 (verify_type): Same.
2499 * value-prof.c (verify_histograms): Same.
2500 * varasm.c (assemble_start_function): Same.
2502 2019-05-16 Martin Sebor <msebor@redhat.com>
2504 * config/i386/i386-expand.c (get_element_number): Quote keywords
2505 and other internal names in diagnostics. Adjust other diagnostic
2506 formatting issues noted by -Wformat-diag.
2507 * config/i386/i386-features.c
2508 (ix86_mangle_function_version_assembler_name): Same.
2509 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2510 * config/i386/i386.c (ix86_function_type_abi): Same.
2511 (ix86_function_ms_hook_prologue): Same.
2512 (classify_argument): Same.
2513 (ix86_expand_prologue): Same.
2514 (ix86_md_asm_adjust): Same.
2515 (ix86_memmodel_check): Same.
2517 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2519 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2520 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2523 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2526 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2527 intrinsics without SSE/SSE2/SSSE3.
2528 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2530 (*mmx_uavgv8qi3): Likewise.
2532 2019-05-17 Richard Biener <rguenther@suse.de>
2534 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2535 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2537 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2539 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2540 vec_sldw insn pattern.
2542 2019-05-17 Richard Biener <rguenther@suse.de>
2544 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2546 2019-05-17 Martin Liska <mliska@suse.cz>
2549 * toplev.c (output_stack_usage): With LTO and sanitizer it
2550 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2551 has no file location.
2553 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2556 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2557 sz0 is equal to sz1, instead return false in that case.
2559 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2560 has non-constant expression, force sctx.lane and use two
2561 argument IFN_GOMP_SIMD_LANE instead of single argument.
2562 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2563 two argument IFN_GOMP_SIMD_LANE without lhs.
2564 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2566 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2568 (LOOP_REQUIRES_VERSIONING): Or in
2569 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2570 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2572 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2573 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2574 from simd if clause if needed.
2576 2019-05-16 Richard Biener <rguenther@suse.de>
2578 * tree-affine.c (expr_to_aff_combination): New function split
2580 (tree_to_aff_combination): ... here.
2581 (aff_combination_expand): Avoid building a GENERIC tree.
2583 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2585 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2586 assemble_start_function and assemble_end_function calls.
2587 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2588 assemble_start_function and assemble_end_function.
2589 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2590 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2591 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2592 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2593 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2594 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2595 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2596 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2597 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2598 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2599 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2600 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2602 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2603 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2604 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2605 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2606 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2607 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2608 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2609 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2610 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2611 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2612 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2613 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2614 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2615 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2617 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2618 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2619 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2621 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2623 * tree-ssa-alias.c (alias_stats): Add
2624 aliasing_component_refs_p_may_alias and
2625 aliasing_component_refs_p_no_alias.
2626 (dump_alias_stats): Print aliasing_component_refs_p stats.
2627 (aliasing_component_refs_p): Update stats.
2629 2019-05-16 Martin Liska <mliska@suse.cz>
2632 * multiple_target.c (expand_target_clones): Do not allow
2633 target_clones being used with a symbol that is an alias.
2635 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2637 PR tree-optimization/90394
2638 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2639 positives rather than ICE for cases where (code2 == NE_EXPR
2640 && code1 == BIT_AND_EXPR).
2642 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2645 * tree-core.h (struct tree_decl_common): Document
2646 decl_nonshareable_flag for PARM_DECLs.
2647 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2648 * calls.c (expand_call): Don't try tail call if caller
2649 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2650 passed on the stack and callee needs to pass any arguments on the
2652 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2653 else if instead of series of mutually exclusive ifs. Handle
2654 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2655 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2657 * lto-streamer.h (LTO_major_version): Bump to 9.
2659 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2661 PR tree-optimization/90106
2662 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2663 new parameter as new internal function call, also move it to new
2665 (use_internal_fn): Pass internal function call to
2666 shrink_wrap_one_built_in_call_with_conds.
2668 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2670 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2672 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2673 safelen_int and set loop->dont_vectorize.
2675 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2678 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2680 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2682 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2683 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2684 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2687 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2690 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2691 define_insn_and_split to support SSE emulation.
2692 (*vec_extractv2sf_0): Likewise.
2693 (*vec_extractv2sf_1): Likewise.
2694 (*vec_extractv2si_0): Likewise.
2695 (*vec_extractv2si_1): Likewise.
2696 (*vec_extractv2si_zext_mem): Likewise.
2697 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2698 (vec_extractv2sf_1 splitter): Likewise.
2699 (vec_extractv2sfsf): Likewise.
2700 (vec_setv2si): Likewise.
2701 (vec_extractv2si_1 splitter): Likewise.
2702 (vec_extractv2sisi): Likewise.
2703 (vec_setv4hi): Likewise.
2704 (vec_extractv4hihi): Likewise.
2705 (vec_setv8qi): Likewise.
2706 (vec_extractv8qiqi): Likewise.
2707 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2708 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2709 (vec_extractv2sisi): Likewise.
2710 (vec_extractv4hihi): Likewise.
2711 (vec_extractv8qiqi): Likewise.
2712 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2713 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2714 (vec_initv2sisi): Likewise.
2715 (vec_initv4hihi): Likewise.
2716 (vec_initv8qiqi): Likewise.
2717 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2718 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2719 (vec_setv4hi): Likewise.
2720 (vec_setv8qi): Likewise.
2722 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2725 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2726 TARGET_MMX_WITH_SSE.
2727 (MMXMODE:*mov<mode>_internal): Likewise.
2728 (MMXMODE:movmisalign<mode>): Likewise.
2730 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2733 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2734 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2735 (sse2_cvtpd2pi): Ditto.
2736 (sse2_cvttpd2pi): Ditto.
2737 (*vec_concatv2sf_sse4_1): Ditto.
2738 (*vec_concatv2sf_sse): Ditto.
2739 (*vec_concatv2si_sse4_1): Ditto.
2740 (*vec_concatv2si): Ditto.
2741 (*vec_concatv4si_0): Ditto.
2742 (*vec_concatv2di_0): Ditto.
2744 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2747 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2749 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2752 * config/i386/sse.md (ssse3_palignrdi): Changed to
2753 define_insn_and_split to support SSE emulation.
2755 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2758 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2760 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2763 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2764 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2767 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2770 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2771 or TARGET_MMX_WITH_SSE.
2772 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2774 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2777 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2779 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2783 Changed to define_insn_and_split to support SSE emulation.
2785 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2788 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2789 Changed to define_insn_and_split to support SSE emulation.
2791 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2795 (*mmx_<emms>): This.
2796 (mmx_<emms>): New expander.
2798 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2801 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2803 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2805 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2808 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2810 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2813 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2815 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2818 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2819 TARGET_MMX_WITH_SSE.
2820 (*mmx_uavgv4hi3): Add SSE emulation.
2822 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2826 and TARGET_MMX_WITH_SSE.
2827 (*mmx_uavgv8qi3): Add SSE emulation.
2829 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2832 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2833 maskmovdqu for __MMX_WITH_SSE__.
2835 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2838 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2839 TARGET_MMX and TARGET_MMX_WITH_SSE.
2840 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2842 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2846 define_insn_and_split to support SSE emulation.
2848 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2851 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2852 and TARGET_MMX_WITH_SSE.
2853 (mmx_<code>v8qi3): Likewise.
2854 (smaxmin:<code>v4hi3): New.
2855 (umaxmin:<code>v8qi3): Likewise.
2856 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2857 (umaxmin:*mmx_<code>v8qi3): Likewise.
2859 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2863 TARGET_MMX_WITH_SSE.
2864 (*mmx_pinsrw): Add SSE emulation.
2866 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2871 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2874 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2875 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2878 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2881 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2882 (sse_cvttps2pi): Likewise.
2884 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2887 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2888 TARGET_MMX_WITH_SSE.
2889 (mmx_pshufw_1): Add SSE emulation.
2890 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2891 TARGET_MMX_WITH_SSE to support SSE emulation.
2893 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2896 * config/i386/constraints.md (Yw): New constraint.
2897 * config/i386/mmx.md (*vec_dupv2si): Changed to
2898 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2899 support SSE emulation.
2901 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2904 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2905 TARGET_MMX_WITH_SSE.
2906 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2908 (mmx_gt<mode>3): Likewise.
2910 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2914 TARGET_MMX_WITH_SSE. Add SSE support.
2916 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2919 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2920 TARGET_MMX_WITH_SSE.
2921 (any_logic:<code><mode>3): New.
2922 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2925 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2928 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2929 TARGET_MMX_WITH_SSE. Add SSE emulation.
2930 (mmx_<shift_insn><mode>3): Likewise.
2932 (<shift_insn><mode>3): Likewise.
2934 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2937 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2938 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2940 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2943 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2944 TARGET_MMX_WITH_SSE.
2945 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2948 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2951 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2952 TARGET_MMX_WITH_SSE.
2954 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2957 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2961 (plusminus:mmx_<plusminus_insn><mode>3): Check
2962 TARGET_MMX_WITH_SSE.
2963 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2964 (<plusminus_insn><mode>3): New.
2965 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2966 (*mmx_<plusminus_insn><mode>3): Likewise.
2968 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2971 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2972 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2974 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2975 define_insn_and_split to support SSE emulation.
2976 (mmx_punpcklbw): Likewise.
2977 (mmx_punpckhwd): Likewise.
2978 (mmx_punpcklwd): Likewise.
2979 (mmx_punpckhdq): Likewise.
2980 (mmx_punpckldq): Likewise.
2982 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2983 Uros Bizjak <ubizjak@gmail.com>
2986 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2988 (ix86_split_mmx_pack): Likewise.
2989 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2991 (ix86_split_mmx_pack): Likewise.
2992 * config/i386/i386.md (mmx_isa): New.
2993 (enabled): Also check mmx_isa.
2994 * config/i386/mmx.md (any_s_truncate): New code iterator.
2995 (s_trunsuffix): New code attr.
2996 (mmx_packsswb): Removed.
2997 (mmx_packssdw): Likewise.
2998 (mmx_packuswb): Likewise.
2999 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3000 MMX packsswb/packuswb with SSE2.
3001 (mmx_packssdw): Likewise.
3002 * config/i386/predicates.md (register_mmxmem_operand): New.
3004 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3007 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3008 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3009 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3010 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3011 (ix86_vector_mode_supported_p): Likewise.
3012 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3014 2019-05-15 Martin Liska <mliska@suse.cz>
3017 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3020 2019-05-15 Richard Biener <rguenther@suse.de>
3022 * tree-into-ssa.c (pass_build_ssa::execute): Run
3023 update_address_taken before going into SSA.
3025 2019-05-15 Richard Biener <rguenther@suse.de>
3027 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3028 as __BIT_FIELD_REF with type with -gimple.
3030 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3032 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3033 semantically equivalent branches (left over after prior refactorings).
3035 2019-05-15 Richard Biener <rguenther@suse.de>
3037 PR tree-optimization/88828
3038 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3041 2019-05-14 Richard Biener <rguenther@suse.de>
3043 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3044 as __VIEW_CONVERT with -gimple.
3046 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3049 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3052 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3054 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3055 define_split to become a define_insn_and_split.
3057 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3059 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3061 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3062 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3063 (sibcall_epilogue): Adjust.
3066 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3068 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3069 to unsupported ones.
3070 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3071 * config.host: Likewise.
3072 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3073 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3074 __svr4__]: Remove "brand" fallback.
3075 [!KSTAT_DATA_STRING]: Remove.
3076 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3078 (comdat_group): Likewise.
3079 (set_have_as_tls): Likewise.
3080 (gcc_cv_target_dl_iterate_phdr): Likewise.
3081 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3082 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3083 * configure: Regenerate.
3084 * doc/install.texi: Simplify Solaris target triplets.
3085 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3086 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3087 Remove Solaris 10 references.
3088 Remove obsolete Solaris bug reference.
3089 (Specific, sparc-sun-solaris2.10): Remove.
3091 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3093 * config/i386/i386.md (any_div): New code iterator.
3094 (paired_mod): New code attribute.
3095 (sgnprefix): Handle DIV and UDIV RTXes.
3097 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3098 and udivmod<mode>4 patterns using any_div code iterator.
3099 (divmod splitters): Macroize splitters using any_div code iterator.
3100 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3101 (*udivmodsi4_pow2_zext_2): Ditto.
3102 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3103 and *udivmod<mode>4_noext patterns using any_div code iterator.
3104 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3105 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3106 patterns using any_div code iterator.
3107 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3108 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3109 patterns using any_div code iterator.
3110 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3111 udivmodhiqi3 patterns using any_extend code iterator.
3113 2019-05-14 Richard Biener <rguenther@suse.de>
3114 H.J. Lu <hongjiu.lu@intel.com>
3116 PR tree-optimization/88828
3117 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3118 permuting in a single non-constant element not extracted
3121 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3123 * internal-fn.def (SIGNBIT): New.
3124 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3126 (signbitv4sf2): Likewise.
3128 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3131 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3132 next insn when the SRC reg is dead.
3134 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3136 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3137 (alloc_cand_and_find_basis): Ditto.
3138 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3139 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3140 (create_add_imm_cand, slsr_process_cast): Ditto.
3141 (slsr_process_copy, replace_mult_candidate): Ditto.
3142 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3143 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3144 (pass_strength_reduction::execute): Init the first NULL element.
3146 2019-05-13 Nathan Sidwell <nathan@acm.org>
3148 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3149 (run_attempt): Reformat line break.
3151 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3154 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3155 data registers in sibcall epilogues.
3156 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3158 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3161 * configure.ac (--enable-frame-pointer):
3162 Disable by default for cygwin and mingw.
3163 * configure: Regenerate.
3165 2019-05-13 Nathan Sidwell <nathan@acm.org>
3167 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3169 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3170 (gen_member_die): Move abstract origin check earlier. Only VARs
3171 can be static_inline_p. Simplify splicing control flow.
3173 2019-05-13 Richard Biener <rguenther@suse.de>
3175 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3177 (vect_build_slp_tree_1): Likewise.
3179 2019-05-13 Richard Biener <rguenther@suse.de>
3181 PR tree-optimization/90402
3182 * tree-if-conv.c (tree_if_conversion): Value number only
3183 the loop body by making the latch an exit of the region
3185 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3187 (do_rpo_vn): Deal with multiple edges into the entry block
3188 that are not backedges inside the region by skipping PHIs
3191 2019-05-13 Richard Biener <rguenther@suse.de>
3193 PR tree-optimization/90316
3194 * tree-ssa-pre.c (insert_aux): Fold into ...
3195 (insert): ... this function. Use a RPO walk to reduce the
3196 number of required iterations.
3198 2019-05-13 Martin Liska <mliska@suse.cz>
3200 PR tree-optimization/90416
3201 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3202 string instead of passing the second part as va_arg argument.
3204 2019-05-13 Martin Liska <mliska@suse.cz>
3206 PR gcov-profile/90380
3207 * gcov.c (handle_cycle): Do not support zero cycle count,
3208 it should not be possible.
3209 (path_contains_zero_cycle_arc): New function.
3210 (circuit): Ignore zero cycle arc counts.
3212 2019-05-13 Martin Liska <mliska@suse.cz>
3214 PR gcov-profile/90380
3215 * gcov.c (enum loop_type): Remove the enum and
3217 (handle_cycle): Assert that we should not reach
3219 (circuit): Use loop_found instead of a tri-state loop_type.
3220 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3223 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3226 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3227 (ix86_output_indirect_branch_via_reg): Use output mechanism
3228 accounting for __USER_LABEL_PREFIX__.
3229 (ix86_output_indirect_branch_via_push): Likewise.
3230 (ix86_output_function_return): Likewise.
3231 (ix86_output_indirect_function_return): Likewise.
3233 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3235 * doc/md.texi: Document use of code attributes in rtx patterns.
3236 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3237 * read-rtl.c (find_code): Split out search loops into...
3238 (maybe_find_code): ...this new function.
3239 (check_code_iterator): Make the error message more informative.
3240 (check_code_attribute): New function.
3241 (rtx_reader::rtx_alloc_for_name): Likewise.
3242 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3243 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3244 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3245 <max_opp> directly as an rtx code instead of via a match_operator.
3246 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3247 (<su>abd<mode>_3): Update accordingly.
3249 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3251 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3252 is given, print the state of the EH "save world" computation for
3255 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3258 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3259 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3261 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3263 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3264 Use pinsrd for TARGET_SSE4_1.
3265 * config/i386/sse.md (movdi_to_sse): Ditto.
3267 2019-05-10 Richard Biener <rguenther@suse.de>
3269 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3270 (do_rpo_vn): Initialize next_value_id.
3272 2019-05-10 Martin Liska <mliska@suse.cz>
3274 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3277 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3279 PR tree-optimization/90385
3280 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3281 arguments of the exit phis.
3284 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3285 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3287 (copy_tree_body_r): Likewise.
3288 (copy_fn): Set id.do_not_fold to true.
3290 2019-05-10 Martin Liska <mliska@suse.cz>
3292 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3293 Reapply changes from r269790.
3295 2019-05-10 Martin Liska <mliska@suse.cz>
3298 * doc/invoke.texi: New params.
3299 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3300 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3301 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3303 * tree-switch-conversion.h (struct jump_table_cluster):
3306 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3308 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3310 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3312 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3314 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3316 PR rtl-optimization/88879
3317 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3319 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3322 * config/arm/arm.c (callee_saved_reg_p): Move before
3323 thumb_find_work_register.
3324 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3325 thumb_find_work_register. Only call df_get_live_out once.
3326 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3327 (thumb_find_work_register): Use
3328 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3329 algorithms to locate a spare call clobbered reg.
3331 2019-05-09 Martin Liska <mliska@suse.cz>
3333 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3334 and MAX_EXPR in GIMPLE FE format.
3336 2019-05-09 Martin Liska <mliska@suse.cz>
3338 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3339 * gimple-pretty-print.c (dump_gimple_bb_header):
3341 (pp_cfg_jump): Dump edge probability.
3342 * profile-count.c (profile_quality_as_string): Simplify
3343 with a static array.
3344 (parse_profile_quality): New function.
3345 (profile_count::dump): Simplify with a static array.
3346 (profile_count::from_gcov_type): Add new argument.
3347 * profile-count.h (parse_profile_quality): Likewise.
3348 * predict.h (set_hot_bb_threshold): New.
3349 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3351 * predict.c (get_hot_bb_threshold): Set from the new param.
3352 (set_hot_bb_threshold): New.
3354 2019-05-09 Richard Biener <rguenther@suse.de>
3356 PR tree-optimization/90395
3357 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3358 rewrite vector stores that throw internally.
3360 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3362 * cif-code.def (CHKP): Remove.
3365 * configure.ac (--enable-frame-pointer): Disable by default for
3367 * configure: Regenerate.
3369 2019-05-09 Alan Modra <amodra@gmail.com>
3372 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3373 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3374 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3375 cost for general <-> vsx when direct moves are available.
3376 Cost union classes at minimal cost for any reg in the class.
3377 Correct calculation for moves between vsx, float, and altivec.
3378 Don't return a low cost for moves between special regs. Don't
3379 use hard coded register numbers.
3380 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3381 (rs6000_ira_change_pseudo_allocno_class): New function.
3382 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3383 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3385 (movsi_internal1): Don't disparage vector alternatives.
3386 (mov<mode>_internal): Likewise, excepting alternative that
3388 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3389 we <- b alternative.
3391 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3394 PR tree-optimization/89060
3395 * tree-ssa-live.h (live_vars_map): New typedef.
3396 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3397 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3398 (struct compute_live_vars_data): New type.
3399 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3400 live_vars_at_stmt, destroy_live_vars): New functions.
3401 * tree-tailcall.c: Include tree-ssa-live.h.
3402 (live_vars, live_vars_vec): New global variables.
3403 (find_tail_calls): Perform variable life analysis before punting.
3404 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3405 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3407 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3408 Perform variable life analysis to select variables that really need
3410 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3411 instead set id->eh_landing_pad_dest and assert it is the same.
3412 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3414 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3415 Richard Earnshaw <rearnsha@arm.com>
3418 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3420 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3421 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3422 register if both the epilogue and prologue can use call-clobbered
3424 (thumb1_unexpanded_epilogue): Use
3425 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3426 picking temporaries for restoring high regs to match that of the
3427 prologue where possible.
3428 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3429 the list of work registers. Detect if the return address is still live
3430 at the end of the prologue and avoid using it for a work register if so.
3431 If the return address is not live, add LR to the list of pushable regs
3432 after the first pass.
3434 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3436 PR tree-optimization/90078
3437 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3438 (INFTY): Increase the value for infinite cost.
3439 (struct comp_cost): Promote type of members to int64_t.
3440 (infinite_cost): Don't set complexity in initialization.
3441 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3442 overflows to infinite_cost.
3443 (adjust_setup_cost): Promote type of parameter and cost computation
3445 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3447 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3448 cost computation to int64_t.
3449 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3450 int64_t's format specifier in dump.
3452 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3454 PR tree-optimization/90240
3455 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3456 with respect to scaling factor pre-computed for each basic block.
3457 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3458 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3459 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3460 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3461 live range for array of loop's basic blocks. Cleanup aux field of
3462 loop's basic blocks.
3464 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3466 PR tree-optimization/90356
3467 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3469 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3471 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3472 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3473 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3474 (ix86_handle_option): Handle -mavx512bf16.
3475 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3477 * config/i386/avx512bf16vlintrin.h: New.
3478 * config/i386/avx512bf16intrin.h: New.
3479 * config/i386/cpuid.h (bit_AVX512BF16): New.
3480 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3481 * config/i386/i386-builtin-types.def: Add new types.
3482 * config/i386/i386-builtin.def: Add new builtins.
3483 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3485 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3486 (ix86_option_override_internal): Handle BF16.
3487 (ix86_valid_target_attribute_inner_p): Ditto.
3488 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3489 * config/i386/i386-builtin.c (enum processor_features): Add
3491 (static const _isa_names_table isa_names_table): Ditto.
3492 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3493 (PTA_AVX512BF16): Ditto.
3494 * config/i386/i386.opt: Add -mavx512bf16.
3495 * config/i386/immintrin.h: Include avx512bf16intrin.h
3496 and avx512bf16vlintrin.h.
3497 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3498 avx512f_cvtneps2bf16_<mode><mask_name>,
3499 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3500 * config/i386/subst.md (mask_half): Add new subst.
3501 * doc/invoke.texi: Document -mavx512bf16.
3503 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3505 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3507 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3508 (rs6000_debug_legitimize_reload_address): Delete.
3509 (rs6000_legitimize_reload_address_ptr): Delete.
3510 (rs6000_option_override_internal): Adjust.
3511 (mem_operand_gpr): Adjust comment.
3512 (legitimate_lo_sum_address_p): Ditto.
3513 (rs6000_legitimize_reload_address): Delete.
3514 (rs6000_debug_legitimize_reload_address): Delete.
3515 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3517 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3520 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3521 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3522 to compute vector element selector for both constant and variable
3525 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3527 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3528 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3529 ashrdi3_cvt using SWI48 mode iterator.
3531 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3533 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3534 (aarch64_<su>abd<mode>_3): Likewise.
3535 (*aarch64_<su>abd<mode>_3): New define_insn.
3536 (<sur>sad<vsi2qi>): New define_expand.
3537 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3538 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3539 (build_vect_cond_expr): Likewise.
3541 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3543 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3544 clobbers outside of accessible_reg_set.
3545 * config/i386/i386.c (ix86_conditional_register_usage):
3546 Disable register sets by clearing corresponding bits in
3547 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3548 call_used_regs and don't clear corresponding reg_names array members.
3550 2019-05-07 Richard Biener <rguenther@suse.de>
3552 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3553 not specified still compute a comp_vectype for invariant
3556 2019-05-07 Richard Biener <rguenther@suse.de>
3558 PR tree-optimization/90316
3559 * tree-ssa-pre.c (translate_vuse_through_block): When
3560 same_valid is NULL do not bother to search for a virtual
3562 (phi_translate_1): When operands changed we cannot keep
3563 the same value-number so do not bother to ask whether
3564 that's possible from translate_vuse_through_block.
3566 2019-05-07 Martin Liska <mliska@suse.cz>
3568 * bitmap.c (bitmap_register): Come up with
3569 alloc_descriptor_max_uid and assign it for
3571 (register_overhead): Use get_descriptor as
3573 (release_overhead): New.
3574 (bitmap_elem_to_freelist): Call it.
3575 (bitmap_elt_clear_from): Likewise.
3576 (bitmap_obstack_free): Likewise.
3577 (bitmap_move): Sensitively release memory.
3578 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3579 (bitmap_initialize): Initialize alloc_descriptor to zero.
3580 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3582 2019-05-07 Richard Biener <rguenther@suse.de>
3584 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3585 we build a SLP node. Remove max_size and limiting.
3586 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3588 2019-05-07 Richard Biener <rguenther@suse.de>
3590 PR tree-optimization/90316
3591 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3593 (walk_non_aliased_vuses): Take walking limit argument.
3594 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3595 walking if it is reached instead of just counting.
3596 (get_continuation_for_phi): Likewise.
3597 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3598 limiting to the callback.
3599 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3600 (vn_reference_lookup_3): Likewise.
3601 (vn_reference_lookup_pieces): Likewise.
3602 (vn_reference_lookup): Likewise.
3603 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3604 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3605 (avail_exprs_stack::lookup_avail_expr): Likewise.
3607 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3609 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3610 for comparaible types in the second direction even if first one
3611 hits incomparable type.
3613 2019-05-07 Richard Biener <rguenther@suse.de>
3616 * lto-wrapper.c (debug_objcopy): Use the original filename
3617 including archive offset for the filename used for -save-temps.
3619 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3621 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3624 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3625 Hongtao Liu <hongtao.liu@intel.com>
3629 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3630 Modified, original implementation isn't correct.
3632 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3634 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3635 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3636 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3637 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3638 (FRAME_POINTER_REGNUM): Change numbering.
3639 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3640 (alt_reg_names): Adjust.
3641 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3643 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3644 (DWARF_FRAME_REGISTERS): Delete.
3645 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3646 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3648 (REG_ALLOC_ORDER): Adjust.
3649 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3650 (REG_CLASS_CONTENTS): Adjust.
3651 (RETURN_ADDR_RTX): Change comment.
3652 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3654 (REGISTER_NAMES): Adjust.
3655 (ADDITIONAL_REGISTER_NAMES): Adjust.
3656 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3658 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3660 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3662 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3663 (DWARF_FRAME_REGISTERS): Adjust.
3664 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3666 (REG_ALLOC_ORDER): Adjust.
3667 (enum reg_class): Delete SPR_REGS.
3668 (REG_CLASS_NAMES): Delete SPR_REGS.
3669 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3670 (REGISTER_NAMES): Adjust.
3671 (ADDITIONAL_REGISTER_NAMES): Adjust.
3672 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3673 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3674 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3675 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3676 (htm_spr_regno): Delete.
3677 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3679 (rs6000_dbx_register_number): Adjust.
3681 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3683 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3685 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3687 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3688 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3690 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3692 PR tree-optimization/88709
3693 PR tree-optimization/90271
3694 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3695 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3696 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3698 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3699 of the store merging group is larger than
3700 PARAM_STORE_MERGING_MAX_SIZE parameter.
3701 (split_group): Add bzero_first argument. If set, always emit first
3702 the first store which must be = {} of the whole area and then for the
3703 rest of the stores consider all zero bytes as paddings.
3704 (imm_store_chain_info::output_merged_store): Check if first store
3705 is = {} of the whole area and if yes, determine which setting of
3706 bzero_first for split_group gives smaller number of stores. Adjust
3707 split_group callers.
3708 (lhs_valid_for_store_merging_p): Allow decls.
3709 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3711 (pass_store_merging::process_store): Likewise.
3713 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3716 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3717 handling of V1TImode.
3719 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3722 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3723 and enable_frame_pointer ...
3724 * configure.ac: ... here. Update help strings for
3725 --enable-frame-pointer.
3726 * configure: Regenerate.
3727 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3728 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3729 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3730 (USE_X86_64_FRAME_POINTER): Ditto.
3732 2019-05-06 Martin Liska <mliska@suse.cz>
3734 * config.gcc: Append to target_gtfiles and fix indentation.
3736 2019-05-06 Richard Biener <rguenther@suse.de>
3738 PR tree-optimization/90358
3739 * tree-vect-stmts.c (get_group_load_store_type): Properly
3740 detect unused upper half of load.
3741 (vectorizable_load): Likewise.
3743 2019-05-06 Richard Biener <rguenther@suse.de>
3745 PR tree-optimization/88828
3746 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3747 (simplify_vector_constructor): ...here. Handle constants in
3750 2019-05-06 Richard Biener <rguenther@suse.de>
3752 PR tree-optimization/90328
3753 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3754 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3755 is valid in the loop nest before using it.
3756 (initialize_data_dependence_relation): Adjust.
3757 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3758 loop as loop-nest to dr_may_alias_p.
3760 2019-05-06 Richard Biener <rguenther@suse.de>
3762 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3764 2019-05-06 Richard Biener <rguenther@suse.de>
3766 PR tree-optimization/90316
3767 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3768 compute target on demand.
3769 (get_continuation_for_phi): Remove code walking stmts to
3770 get to a target virtual operand which could end up being
3773 2019-05-06 Martin Liska <mliska@suse.cz>
3776 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3777 when -mabi is selected to a non-default version.
3779 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3780 Martin Liska <mliska@suse.cz>
3782 * Makefile.in: Add lto-dump.texi.
3783 * cgraph.h: Add new functions get_visibility_string and
3784 get_symtab_type_string.
3785 * doc/gcc.texi: Include lto-dump section.
3786 * doc/lto-dump.texi: New file.
3787 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3788 (parse_dump_option): Factor out this function.
3789 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3790 (parse_dump_option): Export the function.
3791 * symtab.c (symtab_node::get_visibility_string): New function.
3792 (symtab_node::get_symtab_type_string): Likewise.
3794 2019-05-06 Martin Liska <mliska@suse.cz>
3796 * config/i386/i386-builtins.c: New file.
3797 * config/i386/i386-builtins.h: New file.
3798 * config/i386/i386-expand.c: New file.
3799 * config/i386/i386-expand.h: New file.
3800 * config/i386/i386-features.c: New file.
3801 * config/i386/i386-features.h: New file.
3802 * config/i386/i386-options.c: New file.
3803 * config/i386/i386-options.h: New file.
3804 * config.gcc: Add new files into extra_objs and
3806 * config/i386/i386.c: Split content of the file
3807 into newly introduced files.
3808 * config/i386/i386.h: Declare common variables
3810 * config/i386/t-i386: Define dependencies for new files.
3812 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3815 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3816 Restrict 'all' variant to 32-bit configurations.
3817 (unaligned_loadhiu): Likewise.
3818 (unaligned_storehi): Likewise.
3819 (unaligned_storesi): Likewise.
3820 (unaligned_loadhis): Disable when compiling for thumb1.
3822 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3824 PR tree-optimization/90269
3825 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3828 2019-05-03 Martin Liska <mliska@suse.cz>
3830 * hash-map.h: Add is_empty function.
3831 * hash-set.h: Likewise.
3832 * hash-table.h: Likewise.
3833 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3834 elements () == 0 (and similar usages).
3835 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3836 * gimplify.c (gimplify_bind_expr): Likewise.
3837 (gimplify_switch_expr): Likewise.
3838 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3839 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3840 * postreload-gcse.c (dump_hash_table): Likewise.
3841 (gcse_after_reload_main): Likewise.
3842 * predict.c (combine_predictions_for_bb): Likewise.
3843 * tree-parloops.c (reduction_phi): Likewise.
3844 (separate_decls_in_region): Likewise.
3845 (transform_to_exit_first_loop): Likewise.
3846 (gen_parallel_loop): Likewise.
3847 (gather_scalar_reductions): Likewise.
3848 (try_create_reduction_list): Likewise.
3849 * var-tracking.c (dump_vars): Likewise.
3850 (emit_notes_for_changes): Likewise.
3851 (vt_emit_notes): Likewise.
3853 2019-05-03 Richard Biener <rguenther@suse.de>
3855 PR tree-optimization/90316
3856 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3859 2019-05-03 Richard Biener <rguenther@suse.de>
3861 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3862 peeling for gaps by loading only lower halves of vectors
3864 (vectorizable_load): Likewise.
3866 2019-05-03 Richard Biener <rguenther@suse.de>
3869 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3871 2019-05-03 Richard Biener <rguenther@suse.de>
3874 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3875 Handle STRING_CST vs DECL or STRING_CST.
3877 2019-05-03 Richard Biener <rguenther@suse.de>
3879 PR tree-optimization/88963
3880 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3881 vector loads feeding only BIT_FIELD_REFs to component
3882 loads. Rewrite stores fed by CONSTRUCTORs to component
3885 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3887 * opts.h (finish_options): Remove lang_mask argument.
3888 (print_help, help_option_argument): Declare.
3889 * opts.c (print_help): Remove forward declaration, no longer static.
3890 (finish_options): Remove lang_mask argument, don't call print_help
3892 * opts-global.c (decode_options): Adjust finish_option caller, call
3895 PR tree-optimization/90303
3896 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3897 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3899 2019-05-03 Richard Biener <rguenther@suse.de>
3901 PR tree-optimization/89698
3902 * gimple-fold.c (canonicalize_constructor_val): Early out
3903 for constants, handle unfolded INTEGER_CSTs as they appear in
3904 C++ virtual table ctors.
3906 2019-05-03 Richard Biener <rguenther@suse.de>
3908 * passes.c (execute_function_todo): Remove dead code.
3910 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3912 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3913 the internal register number, for any "real" register.
3915 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3917 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3918 correct numbers for TFHAR, TFIAR, TEXASR.
3920 2019-05-02 Richard Biener <rguenther@suse.de>
3922 PR tree-optimization/89653
3923 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3924 update-address-taken before the pass.
3925 * passes.def (pass_tree_loop_init): Put comment before it.
3927 2019-05-02 Richard Biener <rguenther@suse.de>
3929 PR tree-optimization/89509
3930 * tree-ssa-structalias.c (compute_dependence_clique): Look
3931 at the first subvar when determining whether it is restrict.
3933 2019-05-02 Richard Biener <rguenther@suse.de>
3935 PR tree-optimization/90273
3936 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3937 useless debug stmts.
3939 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3941 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3943 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3945 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3946 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3947 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3948 (vectorizable_reduction): Use the functions above to vectorize in a
3949 fully masked loop codes that don't have a conditional internal
3952 2019-05-02 Martin Liska <mliska@suse.cz>
3954 * cgraphclones.c: Call valid_attribute_p with 1 for
3956 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3957 it's for target attribute.
3958 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3959 Add new boolean argument.
3960 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3962 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3963 to ix86_valid_target_attribute_inner_p.
3964 (ix86_valid_target_attribute_p): Pass flags argument to
3965 ix86_valid_target_attribute_inner_p.
3966 (get_builtin_code_for_version): Use 0 as it's target attribute.
3968 2019-05-02 Martin Liska <mliska@suse.cz>
3970 * gcc.c (process_command): Add dummy file only
3972 * opts-global.c (decode_options): Pass lang_mask.
3973 * opts.c (print_help): New function.
3974 (finish_options): Print --help if help_option_argument
3976 (common_handle_option): Factor out content of OPT__help_
3978 * opts.h (finish_options): Add new argument.
3980 2019-05-02 Martin Liska <mliska@suse.cz>
3983 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3984 With -minline-all-stringops use inline expansion using 4B loop.
3985 * doc/invoke.texi: Document the change of
3986 -minline-all-stringops.
3988 2019-05-01 Jeff Law <law@redhat.com>
3990 PR tree-optimization/88797
3991 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3992 PHI feeds a conditional on the RHS of an assignment.
3994 2019-04-30 Andrew Waterman <andrew@sifive.com>
3995 Jim Wilson <jimw@sifive.com>
3997 * config/riscv/constraints.md (L): New.
3998 * config/riscv/predicates.md (lui_operand): New.
3999 (sfb_alu_operand): New.
4000 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4001 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4002 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4003 * config/riscv/risc.md (type): Add sfb_alu.
4004 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4005 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4006 (branch_zero<mode>): Delete.
4008 (mov<GPR:mode><X:mode>cc): Likewise.
4009 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4011 2019-04-30 Nathan Sidwell <nathan@acm.org>
4013 * tree.h (MARK_TS_EXP): New.
4015 2019-04-30 Martin Liska <mliska@suse.cz>
4017 * opts.c (enable_warning_as_error): Provide hints
4018 for unknown options.
4020 2019-04-30 Martin Liska <mliska@suse.cz>
4023 * doc/invoke.texi: Add missing dash for gas-locview-support
4024 and gno-as-locview-support.
4026 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4029 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4030 whitespace at the start of target attribute string.
4032 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4035 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4036 Define __ARM_FEATURE_ATOMICS.
4038 2019-04-30 Martin Liska <mliska@suse.cz>
4040 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4041 into built_in_function enum. Remove code for endp == 2 and
4042 use BUILT_IN_* constants.
4043 (gimple_fold_builtin): Call the function with fcode.
4045 2019-04-30 Martin Liska <mliska@suse.cz>
4047 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4048 DECL_FUNCTION_CODE into ix86_builtins enum before
4049 the switch statement.
4051 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4053 PR tree-optimization/89475
4054 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4057 2019-04-30 Martin Liska <mliska@suse.cz>
4059 PR translation/90274
4060 * opts.c (print_filtered_help): Wrap string in _(...).
4062 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4064 PR tree-optimization/90240
4066 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4068 PR tree-optimization/90078
4069 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4070 checks for infinite_cost overflow.
4072 2019-04-29 Jeff Law <law@redhat.com>
4074 * passes.def: Move -Wrestrict pass after copy propagation.
4076 2019-04-29 Maya Rashish <coypu@sdf.org>
4078 * config.gcc (default_gnu_indirect_function): Default to yes
4079 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4080 sparc*-*-netbsd*, x86_64-*-netbsd*.
4082 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4084 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4085 where cond2 is NE_EXPR.
4086 (is_value_included_in): Update comment.
4088 2019-04-29 Richard Biener <rguenther@suse.de>
4090 PR tree-optimization/90278
4091 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4092 EH on comparison simplification.
4094 2019-04-29 Jason Merrill <jason@redhat.com>
4096 PR c++/82081 - tail call optimization breaks noexcept
4097 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4098 nothrow function to a might-throw function into a tail call.
4100 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4102 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4103 (DDR_INNER_LOOP): Likewise.
4104 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4105 (initialize_data_dependence_relation): Likewise.
4106 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4108 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4110 PR rtl-optimization/90257
4111 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4115 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4119 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4122 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4125 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4127 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4129 2019-04-29 Richard Biener <rguenther@suse.de>
4131 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4134 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4136 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4137 varasm.h, and netbsd-protos.h.
4139 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4142 * config/i386/i386-protos.h (ix86_data_alignment): Change
4143 the second argument type to unsigned int.
4144 * config/i386/i386.c (ix86_data_alignment): Change "align"
4145 argument type to unsigned int.
4147 2019-04-27 Martin Liska <mliska@suse.cz>
4150 * opt-suggestions.c (option_proposer::build_option_suggestions):
4151 When get_valid_option_values returns empty values, add the
4152 misspelling candidate.
4154 2019-04-26 Jim Wilson <jimw@sifive.com>
4156 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4158 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4159 Pass orig_mode to riscv_build_integer.
4160 (riscv_split_integer): Pass mode to riscv_move_integer.
4161 (riscv_legitimize_const_move): Likewise.
4162 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4163 promoted_mode. Replace force_reg call with code to load constant into
4164 promoted reg and then subreg it for the store.
4165 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4168 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4170 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4173 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4175 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4176 commentary about the encoding of precision.
4178 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4180 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4181 * config/i386/t-freebsd64: New file.
4182 * config.gcc: Add the t-freebsd64 for multilib support.
4184 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4186 * doc/extend.texi (vector_size): Add missing comma after @xref.
4188 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4190 * BASE-VER: Set to 10.0.0.
4192 2019-04-25 Richard Biener <rguenther@suse.de>
4195 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4196 VIEW_CONVERT_EXPR into one operating on an rvalue.
4198 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4201 * config/i386/i386.c (feature_priority): Moved to file scope.
4202 (processor_features): Likewise.
4203 (processor_model): Likewise.
4204 (_arch_names_table): Likewise.
4205 (arch_names_table): Likewise.
4206 (_feature_list): Removed.
4207 (feature_list): Likewise.
4208 (_isa_names_table): Moved to file scope. Add priority.
4209 (isa_names_table): Likewise.
4210 (get_builtin_code_for_version): Replace feature_list with
4211 isa_names_table. Update error message for P_ZERO priority.
4213 2019-04-25 Richard Biener <rguenther@suse.de>
4215 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4216 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4218 2019-04-24 Jeff Law <law@redhat.com>
4220 PR tree-optimization/90037
4221 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4222 * passes.def: Replace all instance of phi-only cprop with the
4223 lattice propagator. Move propagation pass from after erroneous
4224 path isolation to before erroneous path isolation.
4225 * tree-ssa-phionlycprop.c: Remove.
4227 2019-04-24 Richard Biener <rguenther@suse.de>
4230 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4231 by size and BITS_PER_UNIT on poly-wide-ints.
4233 2019-04-25 Richard Biener <rguenther@suse.de>
4236 * match.pd: Add pattern to simplify view-conversion of an
4239 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4241 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4242 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4243 for Go on 32 bit AIX.
4244 * config/rs6000/aix72.h: Likewise.
4246 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4249 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4250 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4252 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4255 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4256 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4257 for restored hard frame pointer.
4258 (s390_sched_dependencies_evaluation): Implement new target hook.
4259 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4261 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4263 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4264 * config/arc/arc.c (arc_init): Cleanup warning message.
4265 (arc_override_options): Likewise.
4267 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4270 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4271 a register if both if_true and if_false are MEMs.
4273 PR tree-optimization/90208
4274 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4275 after labels of new_bb, not before them.
4277 PR tree-optimization/90211
4278 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4279 which are not SSA_NAMEs.
4281 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4283 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4285 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4287 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4289 PR rtl-optimization/87979
4290 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4293 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4295 PR rtl-optimization/84032
4296 * modulo-sched.c (ps_insn_find_column): Change condition so that
4297 branch will always be the last insn in a row inside partial
4300 2019-04-23 Richard Biener <rguenther@suse.de>
4303 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4304 dest_single_pred_p argument.
4305 (remove_forwarder_block): Adjust.
4306 (remove_forwarder_block_with_phi): Likewise.
4308 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4309 Bernd Edlinger <bernd.edlinger@hotmail.de>
4310 Jakub Jelinek <jakub@redhat.com>
4313 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4314 if used with general-regs-only.
4315 (arm_conditional_register_usage): Don't add non-general regs if
4317 (arm_valid_target_attribute_rec): Handle general-regs-only.
4318 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4320 (TARGET_HARD_FLOAT_SUB): Define.
4321 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4322 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4323 (TARGET_REALLY_IWMMXT2): Likewise.
4324 * config/arm/arm.opt: Add -mgeneral-regs-only.
4325 * doc/extend.texi: Document ARM general-regs-only target.
4326 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4328 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4330 PR tree-optimization/90078
4331 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4332 checks for infinite_cost overflow.
4334 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4336 PR tree-optimization/90021
4337 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4338 and check univariate against it.
4339 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4340 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4342 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4346 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4349 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4352 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4354 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4356 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4358 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4359 names using operand format, rather than hard-wired.
4360 (speculation_barrier): Likewise.
4362 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4364 PR tree-optimization/88055
4365 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4366 (gen_one_condition): Use it if !HONOR_NANS.
4368 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4371 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4372 assign_temp instead of gen_reg_rtx.
4374 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4376 PR translation/90118
4377 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4378 Add missing space before %<.
4380 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4382 PR rtl-optimization/87871
4383 * ira-lives.c (make_object_dead): Don't add conflicts to
4384 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4386 2019-04-18 Martin Sebor <msebor@redhat.com>
4389 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4390 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4391 assuming type size fits in SHWI.
4393 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4396 * ipa-inline.c (flatten_function): New parameter UPDATE.
4397 (ipa_inline, early_inliner): Use it.
4399 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4401 * fold-const.c (int_const_binop): Return early on failure.
4403 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4406 * combine.c (force_int_to_mode): Cast the argument rather than
4407 the result of known_alignment.
4408 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4410 2019-04-18 Richard Biener <rguenther@suse.de>
4413 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4415 (remove_forwarder_block): ... here.
4416 (remove_forwarder_block_with_phi): Also move debug stmts here.
4418 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4420 PR translation/79183
4421 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4422 inform where appropriate.
4424 2019-04-18 Richard Biener <rguenther@suse.de>
4426 * tree.c (get_qualified_type): Put found type variants at the
4427 head of the variant list.
4429 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4431 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4433 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4436 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4437 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4438 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4439 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4440 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4442 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4444 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4445 even for allocno's with no conflicts.
4446 (print_conflicts): Print an extra newline.
4448 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4450 * auto-inc-dec.c (attempt_change): Set the alignment of the
4451 temporary memory to that of the original.
4453 2019-04-17 Joao Moreira <jmoreira@suse.de>
4455 * targhooks.c (default_print_patchable_function_entry): Emit
4456 __patchable_function_entries section with writable flags to allow
4457 relocation resolution.
4459 2019-04-17 Jonny Grant <jg@jguk.org>
4461 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4463 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4466 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4469 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4471 * config/arc/arc.c (arc_init): Format diagnostic string.
4472 (arc_override_options): Likewise.
4473 (check_if_valid_regno_const): Likewise.
4474 (arc_reorg): Likewise.
4476 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4479 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4481 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4483 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4484 (*movdi_update1): Use Pmode.
4485 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4486 (movdi_<mode>_update_stack): Rename to ...
4487 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4489 (*movsi_update1): Use Pmode.
4490 (*movsi_update2): Use Pmode.
4491 (movsi_update): Rename to ...
4492 (movsi_<mode>_update): ... this. Use Pmode.
4493 (movsi_update_stack): Fix condition.
4494 (*movhi_update1): Use Pmode. Fix argument to
4495 avoiding_indexed_address_p.
4496 (*movhi_update2): Ditto.
4497 (*movhi_update3): Ditto.
4498 (*movhi_update4): Ditto.
4499 (*movqi_update1): Ditto.
4500 (*movqi_update2): Ditto.
4501 (*movqi_update3): Ditto.
4502 (*movsf_update1, *movdf_update1): Merge, rename to...
4503 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4504 avoiding_indexed_address_p. Add "size" attribute.
4505 (*movsf_update2, *movdf_update2): Merge, rename to...
4506 (*mov<mode>_update2): This. Ditto.
4507 (*movsf_update3): Use Pmode. Fix argument to
4508 avoiding_indexed_address_p.
4509 (*movsf_update4): Ditto.
4510 (allocate_stack): Simplify condition. Adjust pattern names.
4512 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4515 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4516 whitespace at the start of target attribute string.
4518 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4521 * config/rs6000/power9.md: Add store forwarding bypass.
4523 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4526 * valtrack.c (dead_debug_insert_temp): Reset debug references
4527 to the return value of a call being removed.
4529 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4531 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4532 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4533 implement target hook.
4534 (arc_memory_move_cost): New function.
4535 (TARGET_REGISTER_MOVE_COST): Define.
4536 (TARGET_MEMORY_MOVE_COST): Likewise.
4537 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4538 (MEMORY_MOVE_COST): Likewise.
4540 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4542 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4543 (sibcall_value_insn): Likewise.
4544 * config/arc/constraints.md (Rs5): Remove.
4546 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4548 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4549 for last two fake registers.
4550 (arc_conditional_register_usage): Make sure fake frame and arg
4551 pointer regs are in general regs class.
4552 (FRAME_POINTER_MASK): Remove.
4553 (RETURN_ADDR_MASK): Remove.
4554 (arc_must_save_register): Use hard frame regnum.
4555 (frame_restore_reg): Use hard_frame_pointer_rtx.
4556 (arc_save_callee_saves): Likewise.
4557 (arc_restore_callee_saves): Likewise.
4558 (arc_save_callee_enter): Likewise.
4559 (arc_restore_callee_leave): Likewise.
4560 (arc_save_callee_milli): Likewise.
4561 (arc_eh_return_address_location): Likewise.
4562 (arc_check_multi): Use hard frame regnum.
4563 (arc_can_eliminate): Likewise.
4564 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4565 for register allocator.
4566 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4567 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4568 (FRAME_POINTER_REGNUM): Change it to a fake register.
4569 (HARD_FRAME_POINTER_REGNUM): Defined.
4570 (ARG_POINTER_REGNUM): Change it to a new fake register.
4571 (ELIMINABLE_REGS): Update.
4572 (REGISTER_NAMES): Update names.
4573 * config/arc/arc.md (LP_START): Remove.
4575 (shift_si3_loop): Update pattern.
4577 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4579 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4580 to avoid delay slot scheduling.
4581 (arc_must_save_register): Don't save SP.
4582 * config/arc/arc.md (stack_tie): Remove.
4583 (UNSPEC_ARC_STKTIE): Likewise.
4585 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4586 Shiva Chen <shiva0217@gmail.com>
4588 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4589 code gen with large shift amount.
4591 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4593 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4596 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4599 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4600 print -m64/-mx32/-m32 if it is true.
4601 (ix86_debug_options, ix86_function_specific_print): Pass true as
4602 ADD_ABI_P to ix86_target_string.
4603 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4604 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4605 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4607 PR rtl-optimization/90082
4608 * dce.c (can_delete_call): New function.
4609 (deletable_insn_p, mark_insn): Use it.
4611 PR tree-optimization/90090
4612 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4614 (is_division_by_square): Likewise. Formatting fix.
4616 2019-04-16 Richard Biener <rguenther@suse.de>
4618 PR tree-optimization/56049
4619 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4620 equality check if alias-set zero will prevail.
4622 2019-04-15 Jeff Law <law@redhat.com>
4624 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4625 size and alignment as unsigned.
4627 2019-04-15 Richard Biener <rguenther@suse.de>
4630 * tree-loop-distribution.c (destroy_loop): Preserve correct
4633 2019-04-15 Richard Biener <rguenther@suse.de>
4635 PR tree-optimization/90071
4636 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4637 abnormal operands from def stmts.
4639 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4641 PR rtl-optimization/89794
4642 * combine.c (count_auto_inc): New function.
4643 (try_combine): Count how many auto_inc expressions there were in the
4644 original instructions. Ensure we have the same number in the new
4645 instructions. Remove the code that tried to ensure auto_inc side
4646 effects on i1 and i0 are not lost.
4648 2019-04-15 Richard Biener <rguenther@suse.de>
4651 * tree.h (auto_var_p): Declare.
4652 * tree.c (auto_var_p): New function, split out from ...
4653 (auto_var_in_fn_p): ... here.
4654 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4656 (new_var_info): Initialize it.
4657 (set_uids_in_ptset): Also set the shadow variable uid if required.
4658 (ipa_pta_execute): Postprocess points-to solutions assigning
4659 shadow variable uids for locals that may reach their containing
4660 function recursively.
4661 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4662 assert but instead check whether the points-to solution is
4665 2019-04-15 Martin Jambor <mjambor@suse.cz>
4668 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4671 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4673 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4675 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4676 Kito Cheng <kito.cheng@gmail.com>
4677 Shiva Chen <shiva0217@gmail.com>
4679 * config/nds32/nds32-md-auxiliary.c
4680 (nds32_legitimize_pic_address): Use new PIC pattern.
4681 (nds32_legitimize_tls_address): Use new TLS pattern.
4682 (nds32_output_symrel): New.
4683 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4684 (nds32_alloc_relax_group_id): Ditto.
4685 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4686 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4688 (nds32_group_tls_insn): Ditto.
4689 (nds32_group_float_insns): Ditto.
4690 * config/nds32/nds32.md (tls_le): New.
4693 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4695 * configure: Add nds32 target for dwarf2 debug_line checking.
4696 * configure.ac: Regenerated.
4698 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4701 * ipa-devirt.c (skip_in_fields_list_p): New.
4702 (odr_types_equivalent_p): Use it.
4704 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4707 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4708 instead of strncmp when checking for thumb and arm. Formatting fixes.
4710 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4712 * doc/install.texi: Document --with-target-system-zlib.
4714 2019-04-12 Martin Sebor <msebor@redhat.com>
4720 * targhooks.c (default_vector_alignment): Avoid assuming
4721 argument fits in SHWI.
4722 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4724 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4726 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4728 PR rtl-optimization/89965
4729 * dce.c: Include rtl-iter.h.
4730 (struct check_argument_load_data): New type.
4731 (check_argument_load): New function.
4732 (find_call_stack_args): Check for loads from stack slots still tracked
4733 in sp_bytes and punt if any is found.
4735 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4737 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4739 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4740 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4742 2019-04-12 Martin Liska <mliska@suse.cz>
4745 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4747 (separate_attrs): Handle multiple 'default's.
4748 (expand_target_clones): Rework error handling code.
4750 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4753 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4754 mode of vector rather than mode of destination for move instruction.
4755 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4756 Use QI inner mode with V16QI vector mode.
4758 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4761 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4762 "invalid %%t operand" in output_operand_lossage message.
4764 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4766 * config/s390/predicates.md (permute_pattern_operand): New
4768 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4769 operand for the permute pattern.
4770 ("*vec_perm<mode>"): New insn definition.
4771 ("bswap<mode>"): Generate the permute pattern operand in the
4772 expander and perform the operand reloads for pre arch13 level
4774 ("*bswap<mode>_emu"): Rename to ...
4775 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4776 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4777 Add the USE operand for the permute pattern.
4778 ("*vec_set_bswap_vec<mode>"): Likewise.
4780 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4783 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4784 and gcc_unreachable if it fails, just call tree_to_uhwi which
4785 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4786 Start warning message with a lower-case letter. Formatting fixes.
4788 PR rtl-optimization/90026
4789 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4790 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4791 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4792 in cfglayout mode, use emit_barrier_after_bb.
4794 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4796 PR rtl-optimization/87763
4797 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4800 2019-04-11 Tom de Vries <tdevries@suse.de>
4802 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4803 max macro using statement expression.
4805 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4807 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4808 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4809 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4810 read_only_private_data_section using xcoff_private_rodata_section_name.
4811 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4813 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4816 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4818 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4820 PR rtl-optimization/89965
4821 * dce.c (sp_based_mem_offset): New function.
4822 (find_call_stack_args): Use sp_based_mem_offset.
4824 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4826 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4828 2019-04-11 Richard Biener <rguenther@suse.de>
4830 PR tree-optimization/90020
4831 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4832 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4833 * tree-ssa-pre.c (compute_avail): Use it to not put
4834 possibly trapping references after a call that might not
4835 return into EXP_GEN.
4836 * gcse.c (compute_hash_table_work): Do not elide
4837 marking a block containing a call if the call might not
4840 2019-04-11 Richard Biener <rguenther@suse.de>
4842 PR tree-optimization/90018
4843 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4844 Test both SLP and interleaving variants.
4846 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4848 * config/s390/8561.md: New file.
4849 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4850 Add arch13 cpu model.
4851 * config/s390/s390-opts.h (enum processor_type): Likewise.
4852 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4853 (s390_get_unit_mask): Likewise.
4854 (s390_is_fpd): Likewise.
4855 (s390_is_fxd): Likewise.
4856 * config/s390/s390.h (s390_tune_attr): Likewise.
4857 * config/s390/s390.md: Include arch13 pipeline description.
4858 * config/s390/s390.opt: Add arch13.
4860 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4862 PR rtl-optimization/87763
4863 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4865 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4867 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4869 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4870 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4871 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4872 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4874 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4876 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4877 "Although" in -fipa-icf documentation.
4879 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4880 of using multiple -g options.
4882 2019-04-10 Martin Liska <mliska@suse.cz>
4884 PR gcov-profile/89959
4885 * doc/gcov.texi: Make documentation of -x option
4888 2019-04-10 Richard Biener <rguenther@suse.de>
4890 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4892 (DR_GROUP_SAME_DR_STMT): Remove.
4893 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4894 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4895 replace with assert.
4896 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4897 (vect_record_grouped_load_vectors): Remove unreachable code.
4899 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4902 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4903 obsolete reference to N.
4905 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4908 * expr.c (store_expr): Set properly size on the MEM passed to
4912 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4913 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4914 translation is needed, and when translation is needed, only append
4915 ... if the string length is hostsz or more bytes long. Avoid using
4918 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4921 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4922 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4924 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4925 differences directly.
4926 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4928 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4930 PR translation/90011
4931 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4933 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4935 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4936 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4937 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4938 trailing space from -gsplit-dwarf diagnostics.
4940 PR tree-optimization/89998
4941 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4942 instead of integer_type_node if possible, don't add ranges if return
4943 type is not compatible with int.
4944 * gimple-fold.c (gimple_fold_builtin_sprintf,
4945 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4948 2019-04-09 Martin Liska <mliska@suse.cz>
4950 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4951 * doc/install.texi: Document the new config.
4953 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4955 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4956 use gimple_expr_type for load and store calls. Skip over the
4957 condition argument in a conditional internal function.
4958 Protect use of TREE_INT_CST_LOW.
4960 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4963 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4964 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4965 trailing period from it too.
4967 2019-04-08 wu yuan <wuyuan5@huawei.com>
4969 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4970 * config/aarch64/aarch64.md : Add "tsv110.md"
4971 * config/aarch64/tsv110.md: New file.
4973 2019-04-08 Richard Biener <rguenther@suse.de>
4975 PR tree-optimization/90006
4976 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4979 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4982 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4984 (fma_root_node): Likewise.
4985 (func_fma_steering): Likewise.
4987 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4989 PR rtl-optimization/89865
4990 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4992 PR rtl-optimization/89865
4993 * config/i386/i386.md
4994 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4995 numbers not to clash with the additional operands[4].
4996 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4997 with extra register copy in the middle.
4999 2019-04-08 Martin Liska <mliska@suse.cz>
5001 PR gcov-profile/89961
5002 * doc/gcov.texi: Document data_file.
5003 * gcov.c (generate_results): Add data_info into JSON output.
5005 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5007 PR tree-optimization/89725
5008 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5009 loop's chrec as invariant symbol.
5010 * tree-chrec.h (chrec_contains_symbols): New parameter.
5011 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5012 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5013 function of loops not in DDR's loop_nest.
5014 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5016 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5019 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5022 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5025 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5026 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5028 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5030 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5031 targetm.fixed_condition_code_regs.
5033 2019-04-05 Richard Biener <rguenther@suse.de>
5037 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5038 debug bind stmts but reset them if they are not valid at the
5041 2019-04-05 Martin Liska <mliska@suse.cz>
5043 PR translation/89936
5044 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5045 order to wrap keywords or arguments.
5046 * collect2.c (main): Likewise.
5047 (scan_prog_file): Likewise.
5048 (scan_libraries): Likewise.
5049 * common/config/riscv/riscv-common.c
5050 (riscv_subset_list::parsing_subset_version): Likewise.
5051 (riscv_subset_list::parse_std_ext): Likewise.
5052 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5054 * config/arm/arm.c (arm_option_override): Likewise.
5055 * config/cris/cris.c (cris_print_operand): Likewise.
5056 * config/darwin-c.c (darwin_pragma_options): Likewise.
5057 (darwin_pragma_unused): Likewise.
5058 (darwin_pragma_ms_struct): Likewise.
5059 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5060 * config/i386/i386.c (print_reg): Likewise.
5061 (ix86_print_operand): Likewise.
5062 * config/i386/xm-djgpp.h: Likewise.
5063 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5064 * config/m32c/m32c.c (m32c_option_override): Likewise.
5065 * config/msp430/msp430.c (msp430_option_override): Likewise.
5066 * config/nds32/nds32.c (nds32_option_override): Likewise.
5067 * config/nvptx/mkoffload.c (main): Likewise.
5068 * config/rx/rx.c (rx_print_operand): Likewise.
5069 (valid_psw_flag): Likewise.
5070 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5071 (vms_pragma_nomember_alignment): Likewise.
5072 (vms_pragma_extern_model): Likewise.
5073 * lto-wrapper.c (compile_offload_image): Likewise.
5074 * omp-offload.c (oacc_parse_default_dims): Likewise.
5075 * symtab.c (symtab_node::verify_base): Likewise.
5076 * tlink.c (recompile_files): Likewise.
5077 (start_tweaking): Likewise.
5078 * tree-profile.c (parse_profile_filter): Likewise.
5080 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5082 PR tree-optimization/89956
5083 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5084 multiple negates of the same value.
5086 2019-04-04 Martin Sebor <msebor@redhat.com>
5090 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5091 have the same precision since the function crashes otherwise.
5092 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5093 has non-zero arguments.
5095 2019-04-04 Martin Sebor <msebor@redhat.com>
5098 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5099 out if the number of arguments is less than expected.
5101 2019-04-04 Jeff Law <law@redhat.com>
5103 PR rtl-optimization/89399
5104 * ree.c (combine_set_extension): Use single_set rather than
5105 digging into PATTERN for items on the candidate list.
5106 (combine_reaching_defs): Likewise.
5108 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5110 PR rtl-optimization/46590
5111 * loop-invariant.c (find_defs): Move df_remove_problem and
5112 df_process_deferred_rescans to move_invariants.
5113 Move df_live_add_problem and df_live_set_all_dirty calls
5115 (move_invariants): Likewise.
5116 (move_loop_invariants): Likewise, making the df_live calls
5117 conditional on -O. Remove the problem again if we added it
5120 2019-04-03 qing zhao <qing.zhao@oracle.com>
5122 PR tree-optimization/89730
5123 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5124 -flive-patching=inline-only-static.
5125 (can_inline_edge_by_limits_p): Add the checking for
5126 -flive-patching=inline-only-static and grant always_inline
5127 even when -flive-patching=inline-only-static is specified.
5129 2019-04-03 Jeff Law <law@redhat.com>
5131 PR rtl-optimization/81025
5132 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5134 2019-04-03 Richard Biener <rguenther@suse.de>
5136 PR tree-optimization/84101
5137 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5138 regs.h for hard_regno_nregs.
5139 (cfun_returns): New helper.
5140 (vect_model_store_cost): When vectorizing a store to a decl
5141 we return and the function ABI returns in a multi-reg location
5142 account for the possible spilling that will happen.
5144 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5146 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5147 displacement addresses for vector mode operands.
5149 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5151 * config/arc/arc.c (GMASK_LEN): Define.
5152 (arc_restore_callee_saves): Restore first blink when
5155 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5157 * doc/extend.texi: Add deprecated comment on sign-return-address
5158 function attribute and add mbranch-protection.
5159 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5161 2019-04-03 Richard Biener <rguenther@suse.de>
5164 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5165 the all target phony.
5167 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5172 Return false for variable DImode shifts.
5173 (dimode_scalar_chain::compute_convert_gain): Do not handle
5174 register count operand in variable DImode shifts.
5175 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5176 count argument of a variable shift instruction to a vector register.
5177 (dimode_scalar_chain::convert_reg): Remove support to convert
5178 count argument of a variable shift instruction.
5180 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5182 PR rtl-optimization/84206
5183 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5184 iterating over loop headers.
5186 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5188 PR rtl-optimization/85876
5189 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5190 beyond the original fence.
5192 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5194 * config.gcc: Mark spu* targets as deprecated/obsolete.
5196 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5198 * config/s390/s390-builtin-types.def: New builtin function type
5199 definitions. Remove unused types.
5200 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5201 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5202 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5203 overloaded builtins.
5204 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5205 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5206 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5207 (vec_double, vec_signed, vec_unsigned): Define to use the new
5208 overloaded builtins.
5209 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5212 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5214 * config/s390/s390-builtin-types.def: New builtin function type
5216 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5217 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5218 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5219 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5220 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5221 constant definitions.
5222 * config/s390/vecintrin.h (vec_search_string_cc)
5223 (vec_search_string_until_zero_cc): New builtin name definitions.
5224 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5226 ("vec_vstrs<mode>"): New insn definition.
5228 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5230 * config/s390/s390-builtin-types.def: Add new builtin function
5232 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5233 New overloaded builtins.
5234 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5236 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5237 (UNSPEC_VEC_SLDBYTE): ... this.
5238 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5239 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5241 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5242 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5243 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5245 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5247 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5248 New insn definition.
5249 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5250 * config/s390/vector.md (V_HW_HSD): ... here.
5252 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5254 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5255 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5256 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5257 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5258 New insn definitions.
5260 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5262 * config/s390/s390-builtin-types.def: Add new builtin function type.
5263 * config/s390/s390-builtins.def: Add overloaded builtin
5264 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5265 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5266 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5267 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5268 ("eltswap<mode>"): New expander.
5269 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5272 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5274 * config/s390/s390-builtin-types.def: Add new builtin function types.
5275 * config/s390/s390-builtins.def: Add overloaded builtin
5276 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5278 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5279 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5280 ("bswap<mode>"): New expander.
5281 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5283 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5285 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5286 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5287 vector builtin version number in __VEC__.
5289 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5291 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5293 (SFSI): New mode attribute.
5294 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5295 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5297 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5298 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5299 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5300 ("floatsi<mode>2"): Add wcefb instruction.
5302 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5304 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5305 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5307 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5308 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5309 support 32 bit fp-int conversions. Rename to ...
5310 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5311 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5312 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5313 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5316 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5318 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5319 if-then-else constructs if we can use the select instruction.
5320 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5322 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5324 * config/s390/s390.md ("*popcountdi_arch13_cc")
5325 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5327 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5328 Append _z196 to make it ...
5329 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5330 ("popcounthi2_z196"): ... this.
5331 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5332 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5334 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5336 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5337 certain compares for arch13 in order to make use of the condition
5338 code result produced by the new instructions.
5339 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5340 nxrk, and nxgrk instruction patterns.
5341 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5342 (inv_no): Add new code iterator together with some attributes.
5343 ("*andc_split_<mode>"): Disable splitter for arch13.
5344 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5345 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5346 ("*<ANDOR:bitops_name>c<GPR:mode>")
5347 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5348 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5349 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5350 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5352 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5354 * common/config/s390/s390-common.c (processor_flags_table): New
5356 * config.gcc: Support arch13 with the --with-arch= configure flag.
5357 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5358 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5359 * config/s390/s390.c (s390_get_sched_attrmask)
5360 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5361 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5362 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5363 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5364 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5366 * config/s390/s390.opt: Support arch13 as processor type in
5367 command line options.
5369 2019-04-02 Martin Liska <mliska@suse.cz>
5371 PR translation/89912
5372 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5373 Fix param description of graphite-max-arrays-per-scop.
5375 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5377 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5378 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5379 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5381 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5383 PR rtl-optimization/85412
5384 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5385 sel_sched_region_1, not after.
5387 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5389 PR rtl-optimization/86928
5390 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5391 compute_live if necessary.
5392 (sel_redirect_edge_and_branch): Likewise.
5394 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5396 PR rtl-optimization/89865
5397 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5398 register if it is a part of small class.
5400 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5402 PR rtl-optimization/87273
5403 * sel-sched-ir.c (merge_fences): Remove assert.
5405 2019-04-01 Richard Biener <rguenther@suse.de>
5407 PR tree-optimization/46590
5408 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5409 (dom_walker::m_reachability): Add in place of...
5410 (dom_walker::m_skip_unreachable_blocks): ...this.
5411 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5412 Move complex initialization ...
5413 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5414 lazily and initialize edge flags on each invocation.
5415 (dom_walker::bb_reachable): Use m_reachability.
5417 2019-04-01 Martin Liska <mliska@suse.cz>
5420 * opt-suggestions.c (option_proposer::build_option_suggestions):
5421 Add variant without any argument in order to provide better
5424 2019-04-01 Richard Biener <rguenther@suse.de>
5427 * gimple.c: Include langhooks.h.
5428 (gimple_get_alias_set): Treat enumeral types as the underlying
5431 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5432 Eric Botcazou <ebotcazou@adacore.com>
5434 PR rtl-optimization/89862
5435 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5436 that operates on the full registers for WORD_REGISTER_OPERATIONS
5439 2019-03-29 Jim Wilson <jimw@sifive.com>
5441 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5442 Clear MASK_RVC and then set if C subset supported.
5444 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5447 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5448 non-addressable complit into its initializer if it is volatile.
5450 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5452 * opts-common.c (integral_argument): Set errno properly in one case.
5454 2019-03-29 Martin Liska <mliska@suse.cz>
5456 * doc/invoke.texi: Remove -Wchkp from documentation.
5458 2019-03-29 Martin Liska <mliska@suse.cz>
5460 * dbgcnt.c (print_limit_reach): New function.
5463 2019-03-29 Martin Liska <mliska@suse.cz>
5465 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5466 (dbg_cnt_process_opt): Parse first tokens aas
5467 dbg_cnt_process_single_pair is also using strtok.
5469 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5471 PR rtl-optimization/87485
5472 * function.c (expand_function_end): Move stack_protect_epilogue
5473 before loading of return value into hard register(s).
5475 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5478 * tree-inline.h (struct copy_body_data): Add
5479 dont_remap_vla_if_no_change flag.
5480 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5481 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5482 and remap_type_2 returns false.
5483 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5484 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5485 only from where it is copied to nested contexts.
5487 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5490 * config/i386/i386.md (RMW operation with LEA peephole):
5491 Use LEAMODE mode attribute instead of SWI mode iterator for
5494 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5497 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5498 Also process XEXP (src, 0) of a shift insn.
5500 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5503 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5504 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5506 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5508 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5510 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5511 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5512 immediately after first one with df_analyze in between, but rather
5513 process all bbs, queueing ones that need second pass in a worklist,
5514 df_analyze, process queued debug insn changes and if second pass is
5515 needed, process bbs from worklist, df_analyze, process queued debug
5518 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5519 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5520 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5522 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5525 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5528 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5531 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5532 function for 32-bit MS_ABI.
5533 (function_value_ms_32): New function.
5535 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5537 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5538 (movdi): Call gen_movdi_symbol_save_scc.
5539 (gen_movdi_symbol_save_scc): New insn and split.
5541 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5543 PR rtl-optimization/89313
5544 * function.c (matching_constraint_num): New static function.
5545 (match_asm_constraints_1): Use it. Fixup white space and comment.
5546 Don't replace inputs with non-matching constraints which conflict
5547 with early clobber outputs.
5549 2019-03-27 Jeff Law <law@redhat.com>
5552 PR rtl-optimization/87761
5553 PR rtl-optimization/89826
5554 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5556 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5557 note problem to get REG_DEAD/REG_UNUSED notes updated.
5559 2019-03-27 Richard Biener <rguenther@suse.de>
5561 PR tree-optimization/89463
5562 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5563 queue edges to remove.
5564 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5565 dead stmts. Delay edge removal until PHIs are removed to
5566 make debug-stmt creation not confused by seemingly degenerate
5569 2019-03-27 Alan Modra <amodra@gmail.com>
5571 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5573 * config/rs6000/darwin.h: Likewise.
5574 * config/rs6000/rs6000.c: Likewise.
5576 2019-03-27 Alan Modra <amodra@gmail.com>
5578 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5579 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5581 2019-03-26 Andrew Waterman <andrew@sifive.com>
5582 Jim Wilson <jimw@sifive.com>
5584 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5585 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5586 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5587 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5588 (generic_alu): Add auipc to type list.
5589 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5590 (riscv_microarchitecture): Declare.
5591 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5592 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5594 (riscv_microarchitecture): New.
5595 (sifive_7_tune_info): New.
5596 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5597 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5599 (riscv_store_data_bypass_p): New.
5600 (riscv_option_override): Set riscv_microarchitecture from
5601 cpu->microarchitecture.
5602 * config/riscv/riscv.md: Include sifive-7.md.
5605 (auipc<mode>): Change type to auipc.
5606 (restore_stack_nonlocal): New.
5607 * config/riscv/sifive-7.md: New.
5608 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5610 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5613 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5614 Also process XEXP (src, 0) of a shift insn.
5616 2019-03-26 Richard Biener <rguenther@suse.de>
5618 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5619 (copy_debug_stmt): Likewise.
5620 (expand_call_inline): Likewise.
5621 (copy_bb): Avoid redundant lookup & set of gimple_block.
5622 * gimple-low.c (lower_gimple_return): Likewise.
5623 (lower_builtin_setjmp): Likewise.
5625 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5627 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5628 is constant 0, turn into static const data member initialized to false.
5629 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5630 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5632 2019-03-26 Jason Merrill <jason@redhat.com>
5633 Jakub Jelinek <jakub@redhat.com>
5635 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5637 (mem_alloc_description::release_object_overhead): Fix comment typos.
5638 * hash-table.h (hash_table::~hash_table): Call
5639 release_instance_overhead only if m_entries is non-NULL, otherwise
5640 call unregister_descriptor.
5642 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5644 PR tree-optimization/81740
5645 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5646 In case of outer loop vectorization, check for backward dependence
5647 at the inner loop if outer loop dependence is reversed.
5649 2019-03-26 Alan Modra <amodra@gmail.com>
5651 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5652 rs6000_vector_mem init. Correct wI and wJ comment.
5654 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5656 PR rtl-optimization/88347
5657 PR rtl-optimization/88423
5658 * sched-deps.c (sched_analyze_insn): Take into account that for
5659 tablejumps the barrier appears after a label and a jump_table_data.
5661 2019-03-25 Martin Sebor <msebor@redhat.com>
5664 * c-common.c (check_user_alignment): Rename local. Correct maximum
5665 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5666 convert it to UHWI when it fits.
5668 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5671 * dwarf2out.c (premark_used_variables): New function.
5672 (prune_unused_types_walk): Do not mark not premarked external
5674 (prune_unused_types): Call premark_used_variables.
5676 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5678 PR rtl-optimization/89676
5679 * lra-constraints.c (curr_insn_transform): Do match reload for
5680 early clobbers when the match was successful only for different
5683 2019-03-25 Martin Sebor <msebor@redhat.com>
5685 * doc/extend.texi (Common Type Attributes): Document vector_size.
5686 (Common Variable Attributes): Mention size constraint. Correct
5688 (Vector Extensions): Use @dfn when defining bas type. Clarify
5689 base type and size constraints.
5691 2019-03-25 Richard Biener <rguenther@suse.de>
5693 PR tree-optimization/89789
5694 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5695 changes from non-undefined back to undefined.
5697 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5699 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5700 heap string and a gc string, but since this variable is unknown to
5701 ggc the gc string might get reused and corrupted. Fixed by always
5702 using a heap string.
5704 2019-03-25 Richard Biener <rguenther@suse.de>
5706 PR tree-optimization/89779
5707 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5708 to remove IV defs, delay actual removal.
5709 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5710 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5711 very end, properly also reset loop control IV information.
5713 2019-03-25 Richard Biener <rguenther@suse.de>
5715 PR tree-optimization/89802
5716 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5717 move EH data to folded stmt.
5719 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5721 * config/s390/s390-builtin-types.def: Remove few unused types and
5722 fix sort order for others.
5724 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5726 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5727 expected and found types with -mdebug during builtin matching.
5729 2019-03-25 Richard Biener <rguenther@suse.de>
5732 * fold-const.c (operand_equal_p): Revert last change with
5735 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5737 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5738 notes for the result of the __tls_get_addr calls.
5739 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5741 2019-03-24 Jeff Law <law@redhat.com>
5743 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5745 PR rtl-optimization/87761
5746 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5747 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5749 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5750 rescans. Reprocess blocks as needed, calling df_analyze before
5751 reprocessing. Always call df_analyze before fixing up debug bind
5754 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5756 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5759 2019-03-22 Andrew Pinski <apinski@marvell.com>
5761 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5762 attrribute for uxtw.
5764 2019-03-26 Jeff Law <law@redhat.com>
5766 PR rtl-optimization/87761
5767 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5768 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5769 (mips_split_move): Accept new INSN argument. Try to forward SRC
5770 into the next instruction.
5771 (mips_split_move_insn): Pass INSN through to mips_split_move.
5773 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5775 PR rtl-optimization/89676
5776 * lra-constraints.c (curr_insn_transform): Do match reload for
5777 early clobbers even if the match was successful.
5779 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5782 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5784 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5786 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5788 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5790 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5791 <avx512>_fmsub_<mode>_mask3<round_name>,
5792 <avx512>_fnmadd_<mode>_mask3<round_name>,
5793 <avx512>_fnmsub_<mode>_mask3<round_name>,
5794 avx512f_vmfmadd_<mode>_mask3<round_name>,
5795 avx512f_vmfmsub_<mode>_mask3<round_name>,
5796 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5797 instead of register_operand and %v instead of v for match_operand 1.
5798 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5799 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5800 <round_nimm_predicate> instead of register_operand and %v instead of v
5801 for match_operand 1.
5803 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5804 <avx512>_fmadd_<mode>_mask3<round_name>,
5805 <avx512>_fmsub_<mode>_mask<round_name>,
5806 <avx512>_fmsub_<mode>_mask3<round_name>,
5807 <avx512>_fnmadd_<mode>_mask<round_name>,
5808 <avx512>_fnmadd_<mode>_mask3<round_name>,
5809 <avx512>_fnmsub_<mode>_mask<round_name>,
5810 <avx512>_fnmsub_<mode>_mask3<round_name>,
5811 <avx512>_fmaddsub_<mode>_mask<round_name>,
5812 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5813 <avx512>_fmsubadd_<mode>_mask<round_name>,
5814 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5815 <round_nimm_predicate> instead of nonimmediate_operand.
5816 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5817 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5818 Use register_operand instead of <round_nimm_predicate> for the
5819 operand that needs to match output.
5820 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5821 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5822 Likewise. Formatting fixes.
5825 * config/i386/i386.c (enum ix86_builtins): Remove
5826 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5827 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5828 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5829 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5830 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5831 __builtin_ia32_vfmsubss3_mask3): New builtins.
5832 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5833 avx512f_vmfmadd_<mode>_mask3<round_name>,
5834 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5835 *avx512f_vmfmsub_<mode>_mask<round_name>,
5836 avx512f_vmfmsub_<mode>_mask3<round_name>,
5837 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5838 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5839 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5840 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5841 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5842 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5843 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5844 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5845 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5846 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5847 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5848 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5849 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5850 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5851 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5852 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5853 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5854 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5855 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5856 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5857 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5858 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5859 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5860 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5861 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5862 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5863 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5864 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5866 2019-03-21 Martin Sebor <msebor@redhat.com>
5868 PR tree-optimization/89350
5869 * builtins.c (compute_objsize): Also ignore offsets whose upper
5871 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5872 (builtin_memref::builtin_memref): Initialize new member.
5873 Allow EXPR to be null.
5874 (builtin_memref::extend_offset_range): Replace local with a member.
5875 Avoid assuming pointer offsets are unsigned.
5876 (builtin_memref::set_base_and_offset): Determine base object
5877 before computing offset range.
5878 (builtin_access::builtin_access): Handle memset.
5879 (builtin_access::generic_overlap): Replace local with a member.
5880 (builtin_access::strcat_overlap): Same.
5881 (builtin_access::overlap): Same.
5882 (maybe_diag_overlap): Same.
5883 (maybe_diag_access_bounds): Same.
5884 (wrestrict_dom_walker::check_call): Handle memset.
5885 (check_bounds_or_overlap): Same.
5887 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5888 Jakub Jelinek <jakub@redhat.com>
5891 * tree.c (fld_type_variant, fld_incomplete_type_of,
5892 fld_process_array_type): Call fld->pset.add and don't call
5893 add_tree_to_fld_list if it returns true.
5894 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5895 non-marked types from TYPE_NEXT_VARIANT list.
5896 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5898 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5900 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5901 to false, if true, don't alloc_entries during construction, but defer
5902 it to the first method that needs m_entries allocated.
5903 (hash_table::hash_table, hash_table::~hash_table,
5904 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5905 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5906 hash_table::clear_slot, hash_table::traverse_noresize,
5907 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5908 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5910 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5911 NO_INSERT instead of find_with_hash.
5912 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5913 hash_set::m_table): Add Lazy to template params of hash_table.
5914 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5915 * attribs.c (test_attribute_exclusions): Likewise.
5916 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5917 hash_set. Add tests for hash_set with Lazy = true.
5919 2019-03-21 Richard Biener <rguenther@suse.de>
5921 PR tree-optimization/89779
5922 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5923 checks with respect to released SSA names now having error_mark_node
5925 * fold-const.c (operand_equal_p): Likewise.
5927 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5930 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5932 (s390_optimize_register_info): Use global_not_special_regno_p to
5933 check for global regs.
5935 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5938 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5939 update this_alternative nor this_alternative_set.
5941 2019-03-19 Jim Wilson <jimw@sifive.com>
5944 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5945 align, size, offset. Use them to handle a BLKmode reference. Update
5947 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5949 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5951 PR rtl-optimization/89768
5952 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5954 (unroll_loop_runtime_iterations): Likewise.
5956 2019-03-19 Martin Sebor <msebor@redhat.com>
5958 PR tree-optimization/89644
5959 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5960 rather than endptr as an indicator of nul-termination.
5962 PR tree-optimization/89644
5963 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5964 arrays in determining sequence sizes in strncpy and stpncpy.
5966 2019-03-19 Martin Liska <mliska@suse.cz>
5969 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5970 unlikely_edges if there's an edge that belongs to both these sets.
5972 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5975 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5976 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5977 go via a stack temporary.
5979 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5982 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5983 instead of gen_rtx_SUBREG.
5984 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5986 2019-03-19 Richard Biener <rguenther@suse.de>
5989 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5991 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5995 * tree.c (free_lang_data_in_decl): Do not free context of C++
5998 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6001 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6002 subs for the first alternative except when operands[3] is 1.
6005 * gimplify.c (gimplify_asm_expr): For output argument with
6006 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6009 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6011 PR rtl-optimization/89753
6012 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6013 explicit unrolling factor even more robust.
6015 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6018 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6019 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6020 signed zeros, do another copysign after the compensation.
6022 2019-03-18 Martin Sebor <msebor@redhat.com>
6024 PR tree-optimization/89720
6025 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6026 more conservatively, the same as anti-range.
6028 2019-03-18 Richard Biener <rguenther@suse.de>
6031 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6032 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6033 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6034 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6036 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6038 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6039 Extend queue to 1024 entries.
6040 Add "consumed" field.
6041 (gomp_print_output): Remove print_index parameter.
6042 Add final parameter.
6043 Change limit to unsigned.
6044 Use consumed field to implement circular buffer.
6045 Detect interrupted print in final pass.
6046 Flush output at the end.
6047 (run): Update gomp_print_output usage.
6048 (main): Initialize kernargs->output_data.consumed.
6050 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6052 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6053 calculation of the minimum number of scalar iterations for
6054 fully-predicated loops.
6056 2019-03-18 Martin Jambor <mjambor@suse.cz>
6058 PR tree-optimization/89546
6059 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6060 any propagation to its children took place.
6062 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6065 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6066 parameter, and make use of it.
6067 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6069 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6071 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6072 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6073 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6074 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6075 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6076 match what the ops is doing.
6077 (push_multi_fp_blink): Likewise.
6078 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6079 compiling for size and elf target.
6080 (arc_save_callee_enter): Adjust note to match what enter/leave
6083 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6085 * config/arc/arc.md (tst_movb): Fix constraint.
6087 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6089 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6091 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6093 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6094 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6095 reg_alloc_order references.
6096 (size_alloc_order): Define.
6097 (arc_adjust_reg_alloc_order): New function.
6098 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6100 (ADJUST_REG_ALLOC_ORDER): Define.
6101 (HONOR_REG_ALLOC_ORDER): Likewise.
6103 2019-03-18 Richard Biener <rguenther@suse.de>
6106 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6107 loads and stores a bit more.
6109 2019-03-18 Richard Biener <rguenther@suse.de>
6112 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6113 load pessimization to stores as well.
6115 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6118 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6119 successor, use NULL as its av set.
6121 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6123 PR rtl-optimization/89721
6124 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6126 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6129 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6130 When handling vec_extract, use modular arithmetic to allow
6131 constant selectors greater than vector length.
6132 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6133 V1TImode vectors to have constant selector values greater than 0.
6134 Use modular arithmetic to compute vector index.
6135 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6136 index for in-memory vectors. Correct code generation for
6137 in-register vectors.
6138 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6141 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6145 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6148 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6151 * tree.c (inchash::add_expr): Strip any location wrappers.
6152 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6153 after hash verification.
6156 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6157 SIGN_EXTEND and ZERO_EXTEND.
6159 2019-03-14 Jason Merrill <jason@redhat.com>
6160 Jakub Jelinek <jakub@redhat.com>
6162 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6163 than if is_empty (*slot).
6164 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6165 existing elt and for elt removal.
6166 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6167 of already removed elt.
6169 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6175 2019-03-14 Martin Liska <mliska@suse.cz>
6178 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6180 2019-03-14 Richard Biener <rguenther@suse.de>
6183 * config/i386/i386.c (make_resolver_func): Properly set
6184 DECL_CONTEXT on the RESULT_DECL.
6185 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6187 2019-03-14 Richard Biener <rguenther@suse.de>
6189 * gimple-pretty-print.c: Include cfgloop.h.
6190 (dump_gimple_phi): Adjust.
6191 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6192 (pp_cfg_jump): Adjust.
6193 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6194 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6195 (lower_phi_internal_fn): Remove.
6196 (verify_gimple_call): Remove IFN_PHI special-casing.
6197 (dump_function_to_file): Dump IL state.
6198 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6199 done to deal with PHI nodes being present in non-SSA state.
6201 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6204 * multiple_target.c (create_dispatcher_calls): Change
6205 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6206 In the node->iterate_referring loop, push *ref rather than ref, call
6207 ref->remove_reference () and always pass 0 to iterate_referring.
6209 PR rtl-optimization/89679
6210 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6211 would contain a paradoxical SUBREG.
6213 2019-03-14 Richard Biener <rguenther@suse.de>
6215 PR tree-optimization/89710
6216 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6219 2019-03-14 Martin Liska <mliska@suse.cz>
6221 * coverage.c (coverage_begin_function): Stream also
6223 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6224 documentation about function declaration location.
6225 * gcov-dump.c (tag_function): Print whole range
6226 of function declaration.
6227 * gcov.c (struct function_info): Add end_column field.
6228 (function_info::function_info): Initialize it.
6229 (output_json_intermediate_file): Output {start,end}_column
6231 (read_graph_file): Read end_column.
6233 2019-03-14 Richard Biener <rguenther@suse.de>
6236 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6237 that the access types are similar.
6239 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6241 PR tree-optimization/89703
6242 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6243 aren't compatible also with builtin_decl_explicit. Check pure
6244 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6245 and BUILT_IN_STPNCPY{,_CHK}.
6247 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6250 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6251 addr32 prefix to VSIB address for X32.
6252 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6254 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6255 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6256 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6257 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6258 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6259 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6260 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6261 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6262 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6263 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6264 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6265 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6266 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6267 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6268 (*avx512f_scatterdi<mode>): Likewise.
6270 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6273 * lra-constraints.c (inherit_in_ebb): Update
6274 potential_reload_hard_regs along with live_hard_regs.
6276 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6279 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6281 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6283 2019-03-13 Martin Sebor <msebor@redhat.com>
6285 PR tree-optimization/89662
6286 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6289 2019-03-13 Richard Biener <rguenther@suse.de>
6292 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6293 throw FP expressions at tree-affine.
6295 2019-03-14 Richard Biener <rguenther@suse.de>
6297 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6298 dump negative integer constants using _Literal (type) -num.
6300 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6302 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6303 nonlocal_value member.
6306 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6307 (ipa_simd_modify_function_body): Handle PHIs.
6309 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6311 * config/s390/s390.c (s390_option_override_internal): Use more
6312 aggressive inlining parameters.
6314 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6316 * config/s390/3906.md: New file.
6317 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6318 (LONGRUNNING_THRESHOLD): Remove.
6319 (MAX_SCHED_MIX_SCORE): Decrease.
6320 (MAX_SCHED_MIX_DISTANCE): Decrease.
6321 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6322 (struct s390_sched_state): New struct to hold scheduling state.
6323 (S390_SCHED_STATE_NORMAL): Remove.
6324 (S390_SCHED_STATE_CRACKED): Remove.
6325 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6326 (s390_get_sched_attrmask): Use new attribute.
6327 (s390_get_unit_mask): Use new units.
6328 (s390_is_fpd): New function.
6329 (s390_is_fxd): New function.
6330 (s390_is_longrunning): New function.
6331 (s390_sched_score): Use new functions.
6332 (s390_sched_reorder): Likewise.
6333 (s390_sched_variable_issue): Rework and use new functions.
6334 (s390_sched_init): Use new functions.
6335 * config/s390/s390.h (s390_tune_attr): Add z14.
6336 * config/s390/s390.md: Add z14.
6338 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6340 * config/s390/2964.md: Update pipeline description.
6341 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6342 (LONGRUNNING_THRESHOLD): Remove.
6343 (LATENCY_FACTOR): Remove.
6344 (s390_get_unit_mask): Add unit.
6345 (s390_sched_score): Use fxd/fpd.
6346 (s390_sched_variable_issue): Use fxd/fpd.
6348 2019-03-12 Martin Liska <mliska@suse.cz>
6350 * config/i386/i386.c: Reword an error message.
6352 2019-03-12 Martin Jambor <mjambor@suse.cz>
6354 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6355 terminate with newline.
6357 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6360 * config/s390/s390.md (tabort): Use %wd instead of
6361 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6362 letters and periods.
6363 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6364 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6368 * builtins.c (expand_builtin_int_roundingfn,
6369 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6370 gcc_unreachable if validate_arglist fails.
6372 2019-03-12 Richard Biener <rguenther@suse.de>
6374 PR tree-optimization/89664
6375 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6376 free the occurance tree after the early out.
6378 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6382 * vr-values.c (vr_values::update_value_range): If
6383 old_vr->varying_p (), don't update it, make new_vr also VARYING
6386 2019-03-11 Martin Liska <mliska@suse.cz>
6388 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6389 Fix double string quoting.
6391 2019-03-11 Martin Liska <mliska@suse.cz>
6393 * collect-utils.c (collect_wait): Wrap apostrophes
6394 in gcc internal format with %'.
6395 * collect2.c (main): Likewise.
6396 (scan_prog_file): Likewise.
6397 (scan_libraries): Likewise.
6398 * config/i386/i386.c (ix86_expand_call): Likewise.
6399 (ix86_handle_interrupt_attribute): Likewise.
6400 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6401 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6402 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6403 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6404 * symtab.c (symtab_node::verify_base): Likewise.
6405 * tree-cfg.c (verify_gimple_label): Likewise.
6406 * tree.c (verify_type_variant): Likewise.
6408 2019-03-11 Martin Liska <mliska@suse.cz>
6410 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6411 in a string format message and fix GNU coding style.
6412 (expand_builtin_set_thread_pointer): Likewise.
6413 * common/config/aarch64/aarch64-common.c
6414 (aarch64_rewrite_selected_cpu): Likewise.
6415 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6416 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6417 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6418 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6419 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6420 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6421 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6422 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6423 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6424 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6426 * common/config/riscv/riscv-common.c
6427 (riscv_subset_list::parsing_subset_version): Likewise.
6428 (riscv_subset_list::parse_std_ext): Likewise.
6429 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6430 (riscv_subset_list::parse): Likewise.
6431 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6432 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6433 (aarch64_override_options_internal): Likewise.
6434 (aarch64_validate_mcpu): Likewise.
6435 (aarch64_validate_march): Likewise.
6436 (aarch64_validate_mtune): Likewise.
6437 (aarch64_override_options): Likewise.
6438 * config/alpha/alpha.c (alpha_option_override): Likewise.
6439 * config/arc/arc.c (arc_init): Likewise.
6440 (parse_mrgf_banked_regs_option): Likewise.
6441 (arc_override_options): Likewise.
6442 (arc_expand_builtin_aligned): Likewise.
6443 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6444 (arm_expand_builtin): Likewise.
6445 * config/arm/arm.c (arm_option_check_internal): Likewise.
6446 (arm_configure_build_target): Likewise.
6447 (arm_option_override): Likewise.
6448 (arm_options_perform_arch_sanity_checks): Likewise.
6449 (arm_handle_cmse_nonsecure_entry): Likewise.
6450 (arm_handle_cmse_nonsecure_call): Likewise.
6451 (arm_tls_referenced_p): Likewise.
6452 (thumb1_expand_prologue): Likewise.
6453 * config/avr/avr.c (avr_option_override): Likewise.
6454 * config/bfin/bfin.c (bfin_option_override): Likewise.
6455 * config/c6x/c6x.c (c6x_option_override): Likewise.
6456 * config/cr16/cr16.c (cr16_override_options): Likewise.
6457 * config/cris/cris.c (cris_option_override): Likewise.
6458 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6459 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6460 * config/darwin.c (darwin_override_options): Likewise.
6461 * config/frv/frv.c (frv_expand_builtin): Likewise.
6462 * config/h8300/h8300.c (h8300_option_override): Likewise.
6463 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6464 (ix86_option_override_internal): Likewise.
6465 (warn_once_call_ms2sysv_xlogues): Likewise.
6466 (ix86_expand_prologue): Likewise.
6467 (split_stack_prologue_scratch_regno): Likewise.
6468 (ix86_warn_parameter_passing_abi): Likewise.
6469 * config/ia64/ia64.c (fix_range): Likewise.
6470 * config/m68k/m68k.c (m68k_option_override): Likewise.
6471 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6472 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6473 (mips_set_compression_mode): Likewise.
6474 * config/mmix/mmix.c (mmix_option_override): Likewise.
6475 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6476 * config/msp430/msp430.c (msp430_option_override): Likewise.
6477 * config/nds32/nds32.c (nds32_option_override): Likewise.
6478 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6479 (nios2_option_override): Likewise.
6480 (nios2_expand_custom_builtin): Likewise.
6481 * config/nvptx/mkoffload.c (main): Likewise.
6482 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6483 * config/pa/pa.c (fix_range): Likewise.
6484 (pa_option_override): Likewise.
6485 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6486 (riscv_option_override): Likewise.
6487 * config/rl78/rl78.c (rl78_option_override): Likewise.
6488 * config/rs6000/aix61.h: Likewise.
6489 * config/rs6000/aix71.h: Likewise.
6490 * config/rs6000/aix72.h: Likewise.
6491 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6492 * config/rs6000/freebsd64.h: Likewise.
6493 * config/rs6000/linux64.h: Likewise.
6494 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6495 (rs6000_expand_zeroop_builtin): Likewise.
6496 (rs6000_expand_mtfsb_builtin): Likewise.
6497 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6498 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6499 (rs6000_invalid_builtin): Likewise.
6500 (rs6000_expand_split_stack_prologue): Likewise.
6501 * config/rs6000/rtems.h: Likewise.
6502 * config/rx/rx.c (valid_psw_flag): Likewise.
6503 (rx_expand_builtin): Likewise.
6504 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6505 * config/s390/s390.c (s390_expand_builtin): Likewise.
6506 (s390_function_profiler): Likewise.
6507 (s390_option_override_internal): Likewise.
6508 (s390_option_override): Likewise.
6509 * config/sh/sh.c (sh_option_override): Likewise.
6510 (sh_builtin_saveregs): Likewise.
6511 (sh_fix_range): Likewise.
6512 * config/sh/vxworks.h: Likewise.
6513 * config/sparc/sparc.c (sparc_option_override): Likewise.
6514 * config/spu/spu.c (spu_option_override): Likewise.
6515 (fix_range): Likewise.
6516 * config/visium/visium.c (visium_option_override): Likewise.
6517 (visium_handle_interrupt_attr): Likewise.
6518 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6519 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6520 (dbg_cnt_process_opt): Likewise.
6521 * dwarf2out.c (output_dwarf_version): Likewise.
6522 * except.c (expand_eh_return): Likewise.
6523 * gcc.c (defined): Likewise.
6524 (driver_handle_option): Likewise.
6525 (process_command): Likewise.
6526 (compare_files): Likewise.
6527 (driver::prepare_infiles): Likewise.
6528 (driver::do_spec_on_infiles): Likewise.
6529 (driver::maybe_run_linker): Likewise.
6530 * omp-offload.c (oacc_parse_default_dims): Likewise.
6531 * opts-global.c (handle_common_deferred_options): Likewise.
6532 * opts.c (parse_sanitizer_options): Likewise.
6533 (common_handle_option): Likewise.
6534 (enable_warning_as_error): Likewise.
6535 * passes.c (enable_disable_pass): Likewise.
6536 * plugin.c (parse_plugin_arg_opt): Likewise.
6537 (default_plugin_dir_name): Likewise.
6538 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6539 (default_pch_valid_p): Likewise.
6540 * toplev.c (init_asm_output): Likewise.
6541 (process_options): Likewise.
6542 (toplev::run_self_tests): Likewise.
6543 * tree-cfg.c (verify_gimple_call): Likewise.
6544 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6545 (tree_inlinable_function_p): Likewise.
6546 * var-tracking.c (vt_find_locations): Likewise.
6548 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6550 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6551 only on the else branch.
6553 2019-03-11 Martin Liska <mliska@suse.cz>
6555 * gcov.c (output_intermediate_json_line): Print function
6557 (output_json_intermediate_file): Add new argument.
6558 * doc/gcov.texi: Document the change.
6560 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6562 PR rtl-optimization/89588
6563 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6564 explicit unrolling factor more robust.
6566 2019-03-11 Richard Biener <rguenther@suse.de>
6568 PR tree-optimization/89649
6569 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6570 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6571 on the prolog and epilog loops.
6572 (vect_loop_versioning): Return copy of loop.
6573 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6574 on the non-vectorized version of the loop.
6576 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6579 * config/i386/sse.md (*vec_extractv2di_0_sse):
6580 Add (=r,x) alternative and corresponding splitter.
6582 2019-03-10 Martin Jambor <mjambor@suse.cz>
6584 PR tree-optimization/85762
6585 PR tree-optimization/87008
6586 PR tree-optimization/85459
6587 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6588 it points to if there is a type changing MEM_REF. Adjust all callers.
6589 (build_accesses_from_assign): Disable total scalarization if
6590 contains_vce_or_bfcref_p returns true through the new parameter, for
6593 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6596 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6597 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6600 * common.opt (fdiagnostics-show-labels,
6601 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6602 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6603 gas-locview-support, ginline-points, ginternal-reset-location-views):
6604 Terminate description text with a dot.
6605 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6606 * config/mcore/mcore.opt (m210, m340): Likewise.
6607 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6608 mnops=): Start description text with a capital letter.
6609 * config/arc/arc.opt (msize-level=): Likewise.
6610 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6611 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6613 * config/ft32/ft32.opt (msim): Likewise.
6614 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6615 (mnodiv, mnopm): Terminate description text with a dot.
6616 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6618 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6620 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6623 PR rtl-optimization/89634
6624 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6625 are modified in BB_END (e->src) instruction.
6627 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6630 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6631 messages more amenable to translation, and improve wording.
6633 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6635 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6636 ud- and du-chains between phases.
6638 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6641 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6642 instead of POLY_INT_CST.
6644 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6646 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6649 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6654 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6655 (_mm_storeu_si64): Ditto.
6657 2019-03-08 Martin Liska <mliska@suse.cz>
6660 * config/i386/i386.c (ix86_option_override_internal): Disable
6661 jump tables when retpolines are used.
6663 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6666 * ipa-split.c (execute_split_functions): Do not split
6667 'noinline' or 'section' function.
6669 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6672 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6673 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6674 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6677 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6678 from diagnostics. Formatting fixes.
6681 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6682 warn_odr diagnostics.
6685 * lra-constraints.c (process_alt_operands): Avoid one space before
6686 " at the end of line and another after " on another line in a string
6688 * attribs.c (handle_dll_attribute): Likewise.
6689 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6691 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6692 warning_at or inform messages in G_() if there is no ?:.
6694 PR tree-optimization/89550
6695 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6696 returned true. Formatting fixes.
6697 (expand_builtin_strnlen): Formatting fixes.
6698 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6699 if warning_at returned true.
6700 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6702 2019-03-08 Richard Biener <rguenther@suse.de>
6705 * cfgloop.h (struct loop): Add owned_clique field.
6706 * cfgloopmanip.c (copy_loop_info): Copy it.
6707 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6709 * tree-inline.c (copy_loops): Remap owned_clique.
6710 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6711 * lto-streamer-out.c (output_cfg): Likewise.
6713 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6716 * config/darwin.c: Include intl.h.
6717 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6718 composing the message out of two separate parts.
6720 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6723 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6724 doesn't start with a capital letter and doesn't end with a dot.
6725 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6726 with a capital letter.
6727 (ix86_mangle_function_version_assembler_name): Likewise.
6728 (ix86_generate_version_dispatcher_body): Likewise.
6729 (fold_builtin_cpu): Likewise.
6730 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6731 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6732 translators, wrap full type name in %qs.
6734 PR translation/79999
6735 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6736 depend clause with source (or sink) modifier.
6737 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6740 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6741 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6742 (avx512f_load<mode>_mask): New define_expand.
6743 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6744 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6745 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6746 __builtin_ia32_movess_mask): New builtins.
6747 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6748 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6749 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6750 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6752 2019-03-07 Martin Jambor <mjambor@suse.cz>
6755 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6756 for extern inline functions.
6758 2019-03-07 Martin Jambor <mjambor@suse.cz>
6761 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6762 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6763 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6764 have multiple callees. At the end check if declarations match as
6765 opposed to cgraph_nodes.
6767 2019-03-07 Martin Liska <mliska@suse.cz>
6769 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6770 which is equivalent to searching for this in clones chain.
6771 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6772 names with a neighbour and special case first node in a chain.
6774 2019-01-25 Jason Merrill <jason@redhat.com>
6776 PR c++/80916 - spurious "static but not defined" warning.
6777 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6778 for an internal symbol with DECL_EXTERNAL.
6780 2019-04-07 Richard Biener <rguenther@suse.de>
6783 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6784 * tree-inline.c (copy_loops): Simplify.
6786 2019-03-07 Martin Liska <mliska@suse.cz>
6788 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6790 2019-03-07 Richard Biener <rguenther@suse.de>
6792 PR tree-optimization/89595
6793 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6794 stmt iterator as reference, take boolean output parameter to
6795 indicate whether the stmt was removed and thus the iterator
6797 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6798 stmts created by folding.
6800 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6803 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6806 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6808 PR rtl-optimization/88845
6809 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6811 * lra.c (remove_scratches_1): New function.
6812 (remove_scratches): Use it.
6813 (lra_emit_move): Likewise.
6815 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6817 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6818 unaligned_access variable.
6819 * config/arc/arc.c (arc_override_options): Set unaligned access
6820 default on for HS CPUs.
6821 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6823 2019-03-06 Martin Liska <mliska@suse.cz>
6825 PR gcov-profile/89577
6826 * doc/gcov.texi: Prefer to use --coverage.
6827 * doc/sourcebuild.texi: Likewise.
6829 2019-03-02 Jason Merrill <jason@redhat.com>
6831 PR c++/86485 - -Wmaybe-unused with empty class ?:
6832 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6834 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6837 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6841 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6842 exactly one argument.
6844 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6845 Richard Sandiford <richard.sandiford@arm.com>
6847 PR tree-optimization/89570
6848 * match.pd (vec_cond into cond_op simplification): Don't use
6849 get_conditional_internal_fn, use as_internal_fn (cond_op).
6851 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6854 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6855 to decide when to split off a non-zero offset from a symbol.
6856 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6857 in function symbols.
6859 2019-03-05 Richard Biener <rguenther@suse.de>
6861 PR tree-optimization/89594
6862 * tree-if-conv.c (pass_if_conversion::execute): Handle
6863 case where .LOOP_VECTORIZED_FUNCTION was removed.
6865 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6868 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6869 instead alloca it only when needed with the needed size.
6871 PR tree-optimization/89570
6872 * match.pd (vec_cond into cond_op simplification): Guard with
6873 vectorized_internal_fn_supported_p test and #if GIMPLE.
6875 PR tree-optimization/89566
6876 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6877 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6878 Punt if get_user_idx_format succeeds, but idx_format argument is
6879 not provided or doesn't have pointer type, or if idx_args is above
6880 number of provided arguments.
6882 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6884 PR tree-optimization/89437
6885 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6887 2019-03-04 Richard Biener <rguenther@suse.de>
6890 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6893 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6895 PR tree-optimization/89487
6896 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6897 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6898 (distribute_loop): Don't do runtime alias check if there is non-
6899 addressable data reference.
6900 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6901 is a register variable.
6903 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6906 * config/arm/arm.md (cmpsi2_addneg): Use
6907 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6908 If operands[2] is 0 or INT_MIN, force use of subs.
6909 (*compare_scc splitter): Use gen_int_mode.
6910 (*negscc): Likewise.
6911 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6913 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6914 Monk Chiang <sh.chiang04@gmail.com>
6916 * common/config/riscv/riscv-common.c: Include sstream.
6917 (riscv_subset_list::to_string): New.
6918 (riscv_arch_str): Likewise.
6919 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6921 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6922 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6923 (riscv_emit_attribute): New.
6924 (riscv_file_start): Emit attribute if needed.
6925 (riscv_option_override): Init riscv_emit_attribute_p.
6926 * config/riscv/riscv.opt (mriscv-attribute): New option.
6927 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6929 * doc/install.texi: Document --with-riscv-attribute.
6930 * doc/invoke.texi: Document -mriscv-attribute.
6932 * common/config/riscv/riscv-common.c:
6933 Include config/riscv/riscv-protos.h.
6934 (INCLUDE_STRING): Defined.
6935 (RISCV_DONT_CARE_VERSION): Defined.
6936 (riscv_subset_t): Declare.
6937 (riscv_subset_t::riscv_subset_t): New.
6938 (riscv_subset_list): Declare.
6939 (riscv_subset_list::riscv_subset_list): New.
6940 (riscv_subset_list::~riscv_subset_list): Likewise.
6941 (riscv_subset_list::parsing_subset_version): Likewise.
6942 (riscv_subset_list::parse_std_ext): Likewise.
6943 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6944 (riscv_subset_list::add): Likewise.
6945 (riscv_subset_list::lookup): Likewise.
6946 (riscv_subset_list::xlen): Likewise.
6947 (riscv_subset_list::parse): Likewise.
6948 (riscv_supported_std_ext): Likewise.
6949 (current_subset_list): Likewise.
6950 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6953 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6955 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6956 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6957 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6959 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6961 PR rtl-optimization/85899
6962 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6963 fallthru edges leading to the exit block.
6965 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6968 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6969 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6971 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6973 PR tree-optimization/89535
6974 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6975 for each operand. Calculate the fallback choice for mask operands
6976 and pass it to vect_get_vec_def_for_operand.
6978 2019-03-01 Richard Biener <rguenther@suse.de>
6981 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6982 get virtual operands.
6983 (get_expr_operands): Handle CONST_DECL like other decls.
6985 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6988 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6989 on DECL_P and EXPR_P.
6991 2019-03-01 Richard Biener <rguenther@suse.de>
6994 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6995 argument, defaulted to zero.
6996 * passes.c (execute_function_todo): Pass down SSA update flags
6997 to cleanup_tree_cfg.
6998 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6999 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7001 (cleanup_tree_cfg): Get and pass down SSA update flags.
7003 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7006 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7007 early_lto_debug argument.
7009 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7011 PR tree-optimization/89536
7012 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7013 only whether bit #0 of the value is 0 instead of the entire value.
7015 2019-02-28 Marek Polacek <polacek@redhat.com>
7017 PR c++/87068 - missing diagnostic with fallthrough statement.
7018 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7019 at the end of a seq, save its location to walk_stmt_info.
7020 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7023 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7026 * tree.c (find_atomic_core_type): Move ahead in file.
7027 (check_base_type): Correctly compare alignments of atomic types.
7029 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7032 * config/i386/i386.c (get_builtin_code_for_version): Identify
7033 Westmere from PCLMUL, instead of AES.
7035 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7038 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7039 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7042 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7045 * config/aarch64/aarch64-option-extensions.def: Document it.
7046 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7049 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7052 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7053 builtins if they don't have a single scalar floating point argument.
7056 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7058 PR rtl-optimization/89490
7059 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7060 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7061 block section is not mergeable.
7063 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7066 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7067 old define_insn to ...
7068 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7069 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7070 Rename old define_insn to ...
7071 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7072 (thumb2_casesi_internal_pic): New define_expand. Rename old
7074 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7075 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7076 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7078 2019-02-27 Richard Biener <rguenther@suse.de>
7081 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7083 2019-02-27 Richard Biener <rguenther@suse.de>
7085 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7088 2019-02-27 Richard Biener <rguenther@suse.de>
7091 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7092 parameter, prefix section name with .gnu.debuglto_ if true.
7093 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7094 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7096 2019-02-27 Richard Biener <rguenther@suse.de>
7099 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7100 rather than on use_debug_types, doing what output_die does.
7101 (value_format): Likewise.
7103 2019-02-27 Martin Jambor <mjambor@suse.cz>
7104 Martin Sebor <msebor@redhat.com>
7106 * doc/invoke.texi (Warning Options): Reword description of
7107 -Wno-absolute-value.
7109 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7111 PR tree-optimization/89280
7112 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7113 builtin_setjmp_setup_bb): New functions.
7114 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7115 When visiting __builtin_setjmp_setup block, queue in special
7116 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7117 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7118 from visited after the loop if they don't have any visited successor
7121 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7123 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7125 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7127 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7130 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7131 with types other than sizetype/ssizetype.
7133 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7135 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7136 (enum sparc_processor_type): ...this.
7137 (enum sparc_code_model_type): New enumeration type.
7138 (enum sparc_memory_model_type): Tweak comments.
7139 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7141 (mcmodel): Use sparc_code_model enumeration and variable.
7142 (sparc_code_model): New enumeration.
7143 (mdebug): Add Undocumented marker.
7144 * config/sparc/sparc.h (enum cmodel): Delete.
7145 (sparc_cmodel): Likewise.
7146 (TARGET_CM_MEDLOW): Adjust to above renaming.
7147 (TARGET_CM_MEDMID): Likewise.
7148 (TARGET_CM_MEDANY): Likewise.
7149 (TARGET_CM_EMBMEDANY): Likewise.
7150 * config/sparc/sparc.c (sparc_cmodel): Delete.
7151 (sparc_option_override): Remove string/value mapping support for the
7152 code model. Move code and memory model support to after the handling
7153 of target flags. Do private machine setup last.
7154 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7155 (sparc_legitimize_reload_address): Likewise.
7156 (sparc_output_mi_thunk): Likewise.
7157 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7159 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7161 PR tree-optimization/89500
7162 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7163 (handle_builtin_strlen): Remove noncst_bound variable. Always
7164 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7165 cst if the first cst bytes starting at x are known to be non-zero,
7166 even if the string is not zero terminated. Don't try to modify
7167 *si for strnlen. Update strlen_to_stridx only for strlen or if
7168 we can prove strnlen returns the same value as strlen would.
7170 2019-02-26 Martin Liska <mliska@suse.cz>
7172 * alloc-pool.h (struct pool_usage): Remove extra
7174 * bitmap.h (struct bitmap_usage): Likewise.
7175 * ggc-common.c (struct ggc_usage): Likewise.
7176 * mem-stats.h (struct mem_usage): Likewise.
7177 (mem_alloc_description::dump): Print dash lines
7178 here and repeat header at the end of a table report.
7179 It's then more readable.
7180 * tree-phinodes.c (phinodes_print_statistics): Make
7181 horizontal alignment.
7182 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7183 * vec.c (struct vec_usage): Remove extra print_dash_line.
7184 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7186 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7188 * doc/extend.texi (__builtin_object_size):
7189 Use @pxref instead of @xref inside parenthesis.
7190 (__builtin_has_attribute): Add missing comma after @xref.
7191 (__builtin_object_size): Ditto.
7192 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7193 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7196 2019-02-26 Jeff Law <law@redhat.com>
7198 PR rtl-optimization/87761
7199 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7200 detect obviously dead insns and delete them.
7202 2019-02-26 Richard Biener <rguenther@suse.de>
7204 PR tree-optimization/89505
7205 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7206 to handle restrict pointed-to vars with multiple subvars
7209 2019-02-26 Richard Biener <rguenther@suse.de>
7211 PR tree-optimization/89489
7212 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7214 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7216 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7217 and move around comment.
7218 <BIT_AND_EXPR>: Likewise.
7219 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7221 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7224 * config/i386/i386.c (remove_partial_avx_dependency): Call
7225 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7226 after changing possibly many instructions to use that pseudo. Fix up
7227 insertion of v4sf_const0 setter at the start of bb.
7229 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7232 * doc/extend.texi (Variadic Pointer Args): New section.
7234 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7235 Martin Sebor <msebor@gmail.com>
7237 * common.opt (Wattribute-alias): Likewise.
7238 * doc/invoke.texi (Option Summary): List general form of
7239 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7240 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7241 Add cross-references.
7242 (-Wattribute-alias): Rewrite and correct default. Mention
7243 considered attributes (same as for -Wmissing-attributes).
7245 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7247 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7248 (_mm_cvtpd_ps): Likewise.
7249 (_mm_cvttpd_epi32): Likewise.
7252 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7253 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7256 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7258 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7261 * common/config/aarch64/aarch64-common.c
7262 (struct aarch64_option_extension): Add is_synthetic.
7263 (all_extensions): Use it.
7264 (TARGET_OPTION_INIT_STRUCT): Define hook.
7265 (struct gcc_targetm_common): Moved to end.
7266 (all_extensions_by_on): New.
7267 (opt_ext_cmp, typedef opt_ext): New.
7268 (aarch64_option_init_struct): New.
7269 (aarch64_contains_opt): New.
7270 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7271 * config/aarch64/aarch64-option-extensions.def
7272 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7273 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7274 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7275 Set is_synthetic to false.
7276 (crypto): Set is_synthetic to true.
7277 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7280 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7282 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7283 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7284 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7285 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7286 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7287 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7288 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7289 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7291 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7292 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7293 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7294 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7295 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7296 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7297 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7298 vfmlsl_laneq_high_f16): ... To this.
7299 * config/arm/neon.md: Update comments.
7301 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7303 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7304 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7305 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7306 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7307 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7308 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7309 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7310 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7312 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7313 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7314 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7315 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7316 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7317 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7318 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7319 vfmlslq_laneq_high_f16): ... To this.
7321 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7323 PR rtl-optimization/86096
7324 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7325 comparing mw_order values.
7327 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7330 * config/arm/arm.md (*subsi3_carryin_const): Use
7331 arm_neg_immediate_operand predicate instead of
7332 arm_not_immediate_operand, "L" constraint instead of "K" and
7333 print it using %n2 instead of %B2.
7334 (*subsi3_carryin_const0): New define_insn.
7335 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7336 instead of arm_not_operand and "I" constraint instead of "K" and
7337 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7338 another match_operand and in the condition check that it is negation
7340 (*subsi3_carryin_compare_const0): New define_ins.
7341 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7342 *subsi3_carryin_const.
7343 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7344 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7347 * config/arm.vfp.md (*negdf2_vfp): Use
7348 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7349 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7351 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7353 PR rtl-optimization/89445
7354 * simplify-rtx.c (simplify_ternary_operation): Don't use
7355 simplify_merge_mask on operands that may trap.
7356 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7357 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7358 second operand is CONST_VECTOR, check if any element could be zero.
7359 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7360 their operands can trap.
7362 2019-02-23 Martin Sebor <msebor@redhat.com>
7364 * gimple-ssa-sprintf.c (target_strtol): Rename...
7365 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7366 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7367 check for range error.
7369 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7372 * opts-common.c (prune_options): Also prune joined switches
7373 with Negative and RejectNegative.
7374 * config/i386/i386.opt (march=): Add Negative(march=).
7375 (mtune=): Add Negative(mtune=).
7376 * doc/options.texi: Document Negative used together with Joined
7379 2019-02-22 Martin Sebor <msebor@redhat.com>
7381 * doc/extend.texi (Other Builtins): Add
7382 __builtin_is_constant_evaluated.
7384 2019-02-22 Richard Biener <rguenther@suse.de>
7386 PR tree-optimization/87609
7387 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7389 2019-02-22 Jeff Law <law@redhat.com>
7391 PR rtl-optimization/87761
7392 * config/mips/mips.md: Add new combiner pattern to recognize
7393 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7395 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7398 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7399 destination register in peepholes generating patterns for ADDS/SUBS.
7400 (add<mode>3_compare0,
7401 *addsi3_compare0_uxtw, add<mode>3_compareC,
7402 add<mode>3_compareV_imm, add<mode>3_compareV,
7403 *adds_<optab><ALLX:mode>_<GPI:mode>,
7404 *subs_<optab><ALLX:mode>_<GPI:mode>,
7405 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7406 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7407 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7408 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7409 sub<mode>3_compare1): Allow stack pointer for source register.
7410 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7412 2019-02-22 Martin Sebor <msebor@redhat.com>
7414 PR tree-optimization/88993
7415 PR tree-optimization/88853
7416 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7418 (sprintf_dom_walker::call_info::is_string_func): New helper.
7419 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7420 for formatted string functions.
7421 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7423 2019-02-22 Martin Sebor <msebor@redhat.com>
7426 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7427 unreachable subexpressions.
7429 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7430 Hongtao Liu <hongtao.liu@intel.com>
7431 Sunil K Pandey <sunil.k.pandey@intel.com>
7434 * config/i386/i386-passes.def: Add
7435 pass_remove_partial_avx_dependency.
7436 * config/i386/i386-protos.h
7437 (make_pass_remove_partial_avx_dependency): New.
7438 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7440 (pass_data_remove_partial_avx_dependency): New.
7441 (pass_remove_partial_avx_dependency): Likewise.
7442 (make_pass_remove_partial_avx_dependency): Likewise.
7443 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7444 (*extendsfdf2): Add avx_partial_xmm_update.
7445 (truncdfsf2): Likewise.
7446 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7447 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7449 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7452 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7455 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7458 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7459 (PTA_SKYLAKE): Add PTA_AES.
7460 (PTA_GOLDMONT): Likewise.
7462 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7464 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7465 instruction if enabled.
7466 (aarch64_override_options): Remove reference to return address key.
7468 2019-02-22 Richard Biener <rguenther@suse.de>
7470 PR tree-optimization/89440
7471 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7472 not necessary assert.
7474 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7477 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7478 (oacc_replace_fn_attrib_attr): ... this new function.
7479 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7480 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7482 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7484 * config/arm/arm-cpus.in (ares): Rename to...
7485 (neoverse-n1): ... This. Add ares as alias.
7486 * config/arm/arm-tables.opt: Regenerate.
7487 * config/arm/arm-tune.md: Likewise.
7488 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7490 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7492 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7493 * config/aarch64/aarch64-tune.md: Regenerate.
7494 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7496 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7498 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7499 (neoversen1_tunings): ... This.
7500 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7501 (neoverse-n1): New CPU.
7502 * config/aarch64/aarch64-tune.md: Regenerate.
7503 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7505 2019-02-22 Richard Biener <rguenther@suse.de>
7508 * cfghooks.h (dependence_hash): New typedef.
7509 (struct copy_bb_data): New type.
7510 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7511 (duplicate_block): Likewise.
7512 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7513 (copy_bbs): Create and pass down copy_bb_data.
7514 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7515 (rtl_duplicate_bb): Likewise.
7516 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7517 remap dependence info.
7519 2019-02-22 Richard Biener <rguenther@suse.de>
7521 PR tree-optimization/87609
7522 * tree-core.h (tree_base): Document special clique values.
7523 * tree-inline.c (remap_dependence_clique): Do not use the
7524 special clique value of one.
7525 (maybe_set_dependence_info): Use clique one.
7526 (clear_dependence_clique): New callback.
7527 (compute_dependence_clique): Clear clique one from all refs
7528 before assigning it (again).
7530 2019-02-21 Martin Sebor <msebor@redhat.com>
7532 * doc/extend.texi (__clear_cache): Correct signature.
7534 2019-02-21 Ian Lance Taylor <iant@golang.org>
7537 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7538 than output_constant_def.
7539 (add_constant_to_table): New static function.
7540 (output_constant_def): Call add_constant_to_table.
7541 (tree_output_constant_def): Likewise.
7543 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7546 * builtins.c (fold_builtin_arith_overflow): If first two args are
7547 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7550 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7553 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7554 error for -mindirect-branch/-mfunction-return with incompatible
7557 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7560 * constraints.md (q): Remove.
7561 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7564 2019-02-21 Martin Jambor <mjambor@suse.cz>
7567 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7568 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7569 (omp_adjust_for_condition): ...here. Added necessary parameters.
7570 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7571 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7572 proper values to new parameters of omp_adjust_for_condition.
7574 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7577 * expr.c (expand_assignment): If result is a MEM, use change_address
7578 instead of simplify_gen_subreg.
7580 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7581 David Malcolm <dmalcolm@redhat.com>
7584 * fold-const.c (decode_field_reference): Return NULL_TREE if
7585 lang_hooks.types.type_for_size returns NULL. Check it before
7586 overwriting *exp_. Use return NULL_TREE instead of return 0.
7588 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7592 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7595 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7598 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7599 TARGET_SSE in addition to TARGET_SSE_MATH.
7601 (ix86_excess_precision): Ditto.
7602 (ix86_float_exceptions_rounding_supported_p): Ditto.
7603 (use_rsqrt_p): Ditto.
7604 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7606 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7609 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7610 linenum_arith_t when determining if two adjacent line spans are
7611 close enough to merge.
7612 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7613 lines within each line_span.
7615 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7618 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7619 paradoxical SUBREGS.
7621 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7624 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7625 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7626 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7629 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7631 * config/gcn/gcn.c (print_operand): Fix typo.
7633 2019-02-19 Richard Biener <rguenther@suse.de>
7636 * toplev.c (do_compile): Initialize mpfr's exponent range
7637 based on available float modes.
7639 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7641 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7642 as long as the epilogue isn't completed.
7644 2019-02-18 Martin Sebor <msebor@redhat.com>
7646 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7647 __has_cpp_attribute, and __has_include.
7649 2019-02-18 Martin Sebor <msebor@redhat.com>
7651 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7653 2019-02-18 Martin Sebor <msebor@redhat.com>
7656 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7658 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7660 2019-02-18 Richard Biener <rguenther@suse.de>
7662 PR tree-optimization/89296
7663 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7664 of no-warning flag to cases that might emit the bogus warning.
7666 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7669 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7671 * config/arm/vfp.md (*movdi_vfp): Likewise.
7672 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7673 "q" constraint for operands[0].
7676 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7677 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7678 pattern in a temporary buffer.
7679 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7680 than 64-operands[2].
7683 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7684 s390_indirect_branch_settings): Define unconditionally.
7685 (s390_set_current_function): Likewise, but guard the whole body except
7686 the s390_indirect_branch_settings call with
7687 #if S390_USE_TARGET_ATTRIBUTE.
7688 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7690 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7691 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7692 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7693 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7694 HOST_WIDE_INT_1U instead of 1ULL.
7695 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7696 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7697 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7698 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7700 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7703 2019-02-18 Martin Jambor <mjambor@suse.cz>
7705 PR tree-optimization/89209
7706 * tree-sra.c (create_access_replacement): New optional parameter
7707 reg_tree. Use it as a type if non-NULL and access type is not of
7709 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7710 to create_access_replacement.
7711 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7712 Check lacc is non-NULL before attempting to re-create it on the RHS.
7714 2019-02-18 Martin Liska <mliska@suse.cz>
7717 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7719 (symbol_table::free_edge): Recycle m_summary_id.
7720 * cgraph.h (get_summary_id): New.
7721 (symbol_table::release_symbol): Set m_summary_id to -1
7723 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7724 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7725 function_summary to fast_function_summary.
7726 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7727 * ipa-pure-const.c (class funct_state_summary_t):
7728 Switch from function_summary to fast_function_summary.
7729 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7730 (class ipa_ref_opt_summary_t): Switch from function_summary
7731 to fast_function_summary.
7732 * symbol-summary.h (class function_summary_base): New class
7733 that is created from base of former function_summary.
7734 (function_summary_base::unregister_hooks): New.
7735 (class function_summary): Inherit from function_summary_base.
7736 (class call_summary_base): New class
7737 that is created from base of former call_summary.
7738 (class call_summary): Inherit from call_summary_base.
7739 (struct is_same): New.
7740 (class fast_function_summary): New summary class.
7741 (class fast_call_summary): New summary class.
7742 * vec.h (vec_safe_grow_cleared): New function.
7744 2019-02-18 Martin Liska <mliska@suse.cz>
7746 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7747 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7748 * doc/tm.texi: Document new target hook.
7749 * doc/tm.texi.in: Likewise.
7750 * target.def: Add new target macro.
7751 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7754 2019-02-17 Alan Modra <amodra@gmail.com>
7757 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7758 output reg on add insn.
7759 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7761 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7764 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7765 (PMULHRSW): Likewise.
7766 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7768 (ssse3_pmulhrswv4hi3): New expander.
7770 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7772 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7773 MMX. Add isa attribute.
7775 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7777 PR rtl-optimization/66152
7778 * builtins.h (c_readstr): Declare.
7779 * builtins.c (c_readstr): Remove forward declaration. Add
7780 null_terminated_p argument, if false, read all bytes from the
7781 string instead of stopping after '\0'.
7782 * expr.c (string_cst_read_str): New function.
7783 (store_expr): Use string_cst_read_str instead of
7784 builtin_strncpy_read_str. Try to store by pieces the whole
7785 exp_len first, and only if that fails, split it up into
7786 store by pieces followed by clear_storage. Formatting fix.
7788 * config/i386/i386.md (*movqi_internal): Remove static from
7789 buf variable. Use output_asm_insn (buf, operands); return "";
7790 instead of return buf;.
7791 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7792 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7793 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7795 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7797 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7798 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7799 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7800 (CC1_SPEC): Likewise.
7801 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7803 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7805 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7806 the base address on 64-bit strict-alignment platforms.
7808 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7810 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7812 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7814 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7816 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7818 PR rtl-optimization/88308
7819 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7820 on copied instruction.
7822 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7824 * final.c (insn_current_reference_address): Replace test on JUMP_P
7825 with test on jump_to_label_p.
7826 * config/visium/visium-passes.def: New file.
7827 * config/visium/t-visium (PASSES_EXTRA): Define.
7828 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7829 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7830 (TRAMPOLINE_ALIGNMENT): Define.
7831 * config/visium/visium.c (visium_option_override): Do not register
7832 the machine-specific reorg pass here.
7833 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7835 (output_branch): Adjust threshold for long branch instruction.
7836 * config/visium/visium.md (cpu): Move around.
7837 (length): Adjust for the GR6.
7839 2019-02-15 Richard Biener <rguenther@suse.de>
7840 Jakub Jelinek <jakub@redhat.com>
7842 PR tree-optimization/89278
7843 * tree-loop-distribution.c: Include tree-eh.h.
7844 (generate_memset_builtin, generate_memcpy_builtin): Call
7845 rewrite_to_non_trapping_overflow on builtin->size before passing it
7846 to force_gimple_operand_gsi.
7848 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7851 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7853 * opth-gen.awk: Likewise.
7855 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7857 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7858 Enable MMX, SSE and SSE2 by default.
7859 * config/i386/i386.c (ix86_option_override_internal): Do not
7860 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7862 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7864 PR rtl-optimization/89354
7865 * combine.c (make_extraction): Punt if extraction_mode is narrower
7868 2019-02-14 Maya Rashish <coypu@sdf.org>
7870 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7871 * config/netbsd-d.c: New file.
7872 * config/t-netbsd: Add netbsd-d.o
7874 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7876 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7877 affects_type_identity to true for aarch64_vector_pcs.
7878 (aarch64_comp_type_attributes): New function.
7879 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7881 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7884 * config/arm/iterators.md (ANY64): Add V4HF.
7886 2019-02-14 Martin Liska <mliska@suse.cz>
7888 PR rtl-optimization/89242
7889 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7890 process a transformation.
7892 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7894 PR tree-optimization/89314
7895 * fold-const.c (fold_binary_loc): Cast strlen argument to
7896 const char * before dereferencing it. Formatting fixes.
7899 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7901 2019-02-13 Ian Lance Taylor <iant@golang.org>
7903 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7904 and set current index for other optimizations.
7906 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7908 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7909 nonimmediate_operand as operand 2 predicate.
7910 (vec_set<VF2_512_256:mode>_0): Ditto.
7911 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7912 (*vec_concatv2si): Remove alternative 2.
7913 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7914 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7915 (vec_concatv2di): Split alternatives 4,5,6 to ...
7916 (*vec_concatv2di_0) ... new pattern.
7918 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7921 * config/arm/arm.c (ldm_stm_operation_p) Set
7922 addr_reg_in_reglist correctly for first register.
7923 (load_multiple_sequence): Remove dead base check.
7924 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7926 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7929 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7930 Expose as @aarch64_pred_mov.
7931 * config/aarch64/aarch64.c (aarch64_classify_address):
7932 Use expand_insn which legitimizes operands.
7934 2019-02-13 Martin Liska <mliska@suse.cz>
7936 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7937 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7938 and pointer_offset fields.
7939 (initialize_argument_information): Remove usage of dead
7941 * cgraph.h (struct cgraph_thunk_info): Remove
7942 add_pointer_bounds_args.
7943 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7945 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7947 * config/i386/i386.c (ix86_function_arg_advance): Remove
7949 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7950 (def_builtin): Remove usage of dead
7952 (ix86_add_new_builtins): Likewise.
7953 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7954 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7955 (sem_function::init): Likewise.
7956 (sem_variable::merge): Likewise.
7957 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7958 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7959 * lto-cgraph.c (lto_output_node): Likewise.
7960 (lto_output_varpool_node): Likewise.
7961 (input_node): Likewise.
7962 (input_varpool_node): Likewise.
7963 * lto-streamer-out.c (lto_output): Likewise.
7964 * tree-inline.c (expand_call_inline): Remove usage of
7966 * tree-inline.h (struct copy_body_data): Likewise.
7967 * varpool.c (varpool_node::dump): Likewise.
7969 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7972 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7973 into pt->vars_contains_escaped_heap instead of setting
7974 pt->vars_contains_escaped_heap to it.
7977 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7978 INTVAL (size), compare it to GET_MODE_MASK instead of
7979 1 << GET_MODE_BITSIZE.
7982 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7983 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7986 2019-02-13 Martin Liska <mliska@suse.cz>
7989 * cfgrtl.c (remove_barriers_from_footer): New function.
7990 (try_redirect_by_replacing_jump): Use it.
7991 (cfg_layout_redirect_edge_and_branch): Likewise.
7993 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7995 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7996 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7997 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7998 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7999 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8000 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8002 * config/rs6000/rs6000.c (builtin_function_type)
8003 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8004 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8005 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8006 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8007 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8009 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8011 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8012 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8014 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8017 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8018 268678 and revision 268657.
8019 (*movti_internal): Likewise.
8021 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8024 * config/s390/s390.c (s390_decompose_address): Update comment.
8025 (s390_check_qrst_address): Reject invalid address forms after
8028 2019-02-12 Martin Liska <mliska@suse.cz>
8031 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8032 we need default values of funct_state for a function that
8035 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8037 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8038 the object to pick the size of stores on strict-alignment platforms.
8040 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8041 (*movdi_insn_sp32): Likewise.
8042 (*movdi_insn_sp64): Likewise.
8044 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8047 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8048 types that needs constructiong.
8049 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8051 2019-02-12 Richard Biener <rguenther@suse.de>
8053 PR tree-optimization/89253
8054 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8057 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8060 * input.c (selftest::test_line_offset_overflow): New selftest.
8061 (selftest::input_c_tests): Call it.
8063 2019-02-11 Martin Sebor <msebor@redhat.com>
8065 PR tree-optimization/88771
8066 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8067 when -Wstringop-overflow is set.
8068 (builtin_memref::builtin_memref): Adjust excessive upper bound
8069 only when lower bound is not excessive.
8070 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8071 -Wstringop-ovefflow.
8072 (maybe_diag_offset_bounds): Rename...
8073 (maybe_diag_access_bounds): ...to this.
8074 (check_bounds_or_overlap): Adjust for name change above.
8076 2019-02-11 Martin Sebor <msebor@redhat.com>
8079 * builtins.c (max_object_size): Move from here...
8080 * builtins.h (max_object_size): ...and here...
8081 * tree.c (max_object_size): ...to here...
8082 * tree.h (max_object_size): ...and here.
8084 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8086 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8087 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8088 for correct semantics.
8090 2019-02-11 Alan Modra <amodra@gmail.com>
8092 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8093 -mlongcall and -mpltseq.
8094 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8095 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8096 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8097 * config/rs6000/sysv4.opt (mpltseq): New option.
8098 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8099 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8100 support is lacking. Don't allow -mpltseq with -mbss-plt.
8101 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8102 -mpltseq given for ELFv1.
8103 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8104 Only use UNSPEC_PLTSEQ for inline PLT calls.
8105 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8106 use UNSPEC_PLTSEQ for inline PLT calls.
8107 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8108 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8109 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8110 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8111 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8112 (pltseq_mtctr_<mode>): Likewise.
8114 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8116 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8118 * configure: Regenerate.
8120 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8123 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8126 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8128 * function.c (assign_parm_setup_block): Use the stored
8129 size, not the passed size, when allocating stack-space,
8130 also for a parameter with alignment larger than
8131 MAX_SUPPORTED_STACK_ALIGNMENT.
8133 2019-02-11 Martin Liska <mliska@suse.cz>
8136 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8137 * ipa-inline.c (inline_small_functions): Likewise.
8138 * ipa-pure-const.c (propagate_pure_const): Likewise.
8139 (propagate_nothrow): Likewise.
8140 * ipa-reference.c (propagate): Likewise.
8141 * ipa-utils.c (struct searchc_env): Remove unused field.
8142 (searchc): Always search across AVAIL_INTERPOSABLE.
8143 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8144 the only called IPA pure const can properly not propagate
8145 across interposable boundary.
8146 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8148 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8150 * config/nds32/nds32.md (call_internal, call_value_internal,
8151 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8153 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8155 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8158 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8160 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8163 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8165 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8167 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8169 PR tree-optimization/89268
8170 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8171 if preds is non-NULL.
8173 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8176 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8179 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8181 * config/nds32/nds32.md (trap): New pattern.
8183 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8185 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8188 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8190 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8193 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8195 * ipa-visibility.c (localize_node): Also do not localize
8196 LDPR_PREVAILING_DEF_IRONLY_EXP.
8198 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8201 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8202 instead of type_with_linkage.
8204 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8207 * params.def (uninlined-function-insns, uninlined-function-time,
8208 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8209 bound so we don't get overflows.
8211 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8213 * config/rs6000/rs6000-string.c (expand_compare_loop,
8214 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8217 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8220 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8221 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8222 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8224 2019-02-09 Alan Modra <amodra@gmail.com>
8227 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8228 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8231 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8234 * lra-constraints.c (process_alt_operands): Don't increase reject
8235 for memory when offset memory is required.
8237 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8239 * config/s390/vector.md: Implement vector copysign.
8241 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8243 * expr.c (expand_constructor): Correct indentations.
8245 2019-02-08 Richard Biener <rguenther@suse.de>
8247 PR tree-optimization/89247
8248 * tree-if-conv.c: Include tree-cfgcleanup.h.
8249 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8250 (tree_if_conversion): Pass through predicate vector.
8251 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8252 inline, see if any if-converted loops we refrece in
8253 LOOP_VECTORIZED calls vanished and fixup.
8254 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8256 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8258 * config/s390/constraints.md (jdd): New constraint.
8260 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8263 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8264 upper 16 vector registers without TARGET_AVX512VL.
8265 (*movti_internal): Likewise.
8267 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8269 PR rtl-optimization/89234
8270 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8271 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8272 (copy_reg_eh_region_note_backward): Likewise.
8274 2019-02-08 Richard Biener <rguenther@suse.de>
8277 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8279 (analyze_subscript_affine_affine): Handle failure from
8280 initialize_matrix_A.
8282 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8284 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8287 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8289 PR tree-optimization/86637
8290 PR tree-optimization/89235
8291 * tree-vect-loop.c (optimize_mask_stores): Add an
8292 auto_purge_vect_location sentinel to ensure that vect_location is
8295 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8296 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8297 to ensure that vect_location is purged on exit.
8298 (pass_slp_vectorize::execute): Likewise, replacing the manual
8300 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8302 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8304 * config/aarch64/iterators.md (max_opp): New code_attr.
8305 (USMAX): New code iterator.
8306 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8307 (aarch64_smax): Likewise.
8308 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8309 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8312 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8315 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8316 for TARGET_AVX512VL.
8317 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8319 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8321 * config/s390/s390-builtin-types.def: Add new types.
8322 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8323 (s390_vec_xlw4): Make the memory operand into a const pointer.
8324 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8326 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8327 a new vector type with the alignment of the scalar memory operand.
8329 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8330 Jakub Jelinek <jakub@redhat.com>
8333 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8334 arm_count_ldrdstrd_insns): New declarations.
8335 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8337 (valid_operands_ldrd_strd): New function.
8338 (arm_count_ldrdstrd_insns): New function.
8339 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8340 sets instead of single DImode set and define new insns to match this.
8342 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8344 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8345 Make it a C initializer.
8347 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8350 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8352 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8354 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8355 Use neon_dot<q> for type.
8356 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8358 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8360 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8361 Use neon_dot<q> for type.
8362 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8363 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8365 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8367 PR rtl-optimization/89225
8368 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8371 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8373 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8374 after restoring registers saved to allocate the frame on Windows.
8376 2019-02-06 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/89182
8379 * graphite.h (cached_scalar_evolution_in_region): Declare.
8380 * graphite.c (struct seir_cache_key): New.
8381 (struct sese_scev_hash): Likewise.
8382 (seir_cache): New global.
8383 (cached_scalar_evolution_in_region): New function.
8384 (graphite_transform_loops): Allocate and release seir_cache.
8385 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8386 cached_scalar_evolution_in_region.
8387 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8389 (scop_detection::graphite_can_represent_expr: Use
8390 cached_scalar_evolution_in_region.
8391 (scop_detection::stmt_simple_for_scop_p): Likewise.
8392 (find_params_in_bb): Likewise.
8393 (gather_bbs::before_dom_children): Likewise.
8394 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8395 (add_loop_constraints): Likewise.
8397 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8400 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8401 operand to new_unary_operation only if both element types are integral
8402 and it isn't a widening conversion. Return NULL_TREE if
8403 new_unary_operation failed.
8405 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8408 * config/s390/s390.md: Remove load and test FP splitter.
8410 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8413 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8414 expand_compare_loop, expand_block_compare_gpr,
8415 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8416 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8417 #include "profile-count.h" and "predict.h" for types and functions
8418 needed to work with REG_BR_PROB notes.
8420 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8423 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8424 for the long branch case.
8426 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8429 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8430 can throw, non-call exceptions are enabled and we can't delete
8431 dead exceptions or alter cfg. Set must_clean if
8432 delete_insn_and_edges returns true, don't set it blindly for calls.
8433 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8435 PR rtl-optimization/89195
8436 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8437 of the original MEM.
8439 2019-02-05 Martin Liska <mliska@suse.cz>
8441 PR gcov-profile/89000
8442 * gcov.c (function_summary): Remove argument.
8443 (file_summary): New function.
8444 (print_usage): Replace tabs with spaces.
8445 (generate_results): Use new function file_summary.
8447 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8450 * optabs.c (prepare_cmp_insn): Pass x and y to
8451 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8453 2019-02-05 Richard Biener <rguenther@suse.de>
8456 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8457 (struct bitmap_element): Drop chain_prev so we properly recurse on
8458 the prev member, supporting tree views.
8459 (struct bitmap_head): GTY skip the obstack member.
8461 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8464 * doc/extend.texi (Vector Extensions): Add an example of using vector
8465 types together with x86 intrinsics.
8467 2019-02-04 Alan Modra <amodra@gmail.com>
8469 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8470 str[] size to 160, and comment.
8472 2019-02-04 Alan Modra <amodra@gmail.com>
8474 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8475 (rs6000_pltseq_template): Guard output of TLS markers with
8477 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8478 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8479 to use inline PLT sequences.
8480 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8481 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8482 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8484 2019-02-04 Martin Liska <mliska@suse.cz>
8487 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8488 out when ipa_fn_summaries does not contain entry for callee.
8490 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8492 * config/sparc/sparc.h: Remove superfluous blank lines.
8493 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8494 (got_register_rtx): ...this.
8495 (sparc_got): Adjust to above renaming.
8496 (sparc_tls_got): Likewise.
8497 (sparc_delegitimize_address): Likewise.
8498 (sparc_output_mi_thunk): Likewise.
8499 (sparc_init_pic_reg): Likewise.
8500 (save_local_or_in_reg_p): Fix test on the GOT register.
8501 (USE_HIDDEN_LINKONCE): Move around.
8502 (get_pc_thunk_name): Likewise.
8503 (gen_load_pcrel_sym): Likewise.
8504 (load_got_register): Likewise.
8506 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8508 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8509 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8511 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8513 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8516 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8518 * config.gcc (with_nds32_lib, glibc):
8519 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8520 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8521 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8523 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8527 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8528 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8529 (*rcpsf2_sse): Ditto.
8530 (*rsqrtsf2_sse): Ditto.
8531 (sse4_1_round<mode<2): Ditto.
8533 2019-02-03 Richard Biener <rguenther@suse.de>
8536 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8539 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8542 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8543 Punt with warning on aggregate return or argument types. Ignore
8544 type/mode checking for uniform arguments.
8546 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8548 * combine.c (try_combine): Do not print "Can't combine" messages unless
8549 printing failed combination attempts.
8551 2019-02-01 Martin Jambor <mjambor@suse.cz>
8554 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8555 segment and global segment variables before making them static.
8557 2019-02-01 Martin Jambor <mjambor@suse.cz>
8559 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8560 missed optimization dump with dump_enabled_p.
8562 2019-02-01 Richard Biener <rguenther@suse.de>
8565 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8566 the instantiate cache.
8567 (instantiate_scev_binary): Elide second operand procesing
8568 if equal to the first.
8569 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8570 (chrec_contains_undetermined): Likewise.
8571 (tree_contains_chrecs): Likewise.
8573 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8575 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8577 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8579 PR tree-optimization/89143
8580 * wide-int-range.h (wide_int_range_absu): Declare.
8581 * wide-int-range.cc (wide_int_range_absu): New function.
8582 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8584 PR tree-optimization/88107
8585 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8586 instead of assertion that eh_region_outermost is non-NULL, if it
8587 is NULL, set *ALL to true and return NULL.
8588 (move_sese_region_to_fn): Adjust caller, if all is set, call
8589 duplicate_eh_regions with NULL region.
8591 2019-02-01 Richard Biener <rguenth@suse.de>
8593 PR rtl-optimization/88593
8594 * mode-switching.c (optimize_mode_switching): Free dominators before
8595 calling cleanup_cfg.
8597 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8599 PR tree-optimization/88932
8600 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8602 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8605 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8606 bogus clang warning.
8608 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8611 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8612 alternative to avoid partial SSE register stall for TARGET_AVX.
8613 (truncdfsf2): Ditto.
8614 (sse4_1_round<mode>2): Ditto.
8616 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8618 PR tree-optimization/89008
8619 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8620 process anything of the form X * 0.
8622 2019-01-31 Richard Biener <rguenther@suse.de>
8624 PR tree-optimization/89135
8625 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8626 with abnormal preds.
8628 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8631 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8632 always_inline callees into no_sanitize_address callers.
8634 2019-01-31 Richard Biener <rguenther@suse.de>
8636 PR rtl-optimization/89115
8637 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8639 2019-01-30 Martin Sebor <msebor@redhat.com>
8642 * doc/extend.texi (cast to a union): Correct and expand.
8644 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8646 PR rtl-optimization/87246
8647 * lra-constraints.c (simplify_operand_subreg): Reload memory
8648 in subreg if the address became invalid.
8650 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8653 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8654 Disable for little-endian.
8656 2019-01-30 Richard Biener <rguenther@suse.de>
8658 PR rtl-optimization/89115
8659 * opts.c (default_options_optimization): Reduce
8660 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8661 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8664 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8666 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8667 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8668 type of vector element when vec_extract is implemented by direct
8671 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8673 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8675 2019-01-30 Richard Biener <rguenther@suse.de>
8677 PR tree-optimization/89111
8678 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8679 canonicalization to appropriately sized access types.
8681 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8684 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8685 for arguments to functions that are TU-local and shouldn't be
8686 referenced by assembly.
8688 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8690 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8693 2019-01-29 Martin Sebor <msebor@redhat.com>
8696 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8698 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8702 * omp-simd-clone.c (simd_clone_clauses_extract)
8703 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8704 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8706 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8708 * config.gcc: Force .init_array for ARC.
8710 2019-01-29 Richard Biener <rguenther@suse.de>
8713 * dwarf2out.c (collect_skeleton_dies): New helper.
8714 (copy_decls_for_unworthy_types): Call it.
8715 (build_abbrev_table): Assert we do not try to replace
8716 DW_AT_signature refs with local refs.
8718 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8721 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8722 for lastprivate/linear IV, push gimplify context around gimplify_assign
8723 and, if it needed any temporaries, pop it into a gimple bind around the
8726 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8728 * common.opt (-Wattribute-alias): Remove "no-" from name.
8729 Make -Wattribute-alias command line option and
8730 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8732 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8735 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8736 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8738 (bmi2): Add missing @opindex.
8739 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8740 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8741 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8742 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8743 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8744 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8745 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8746 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8747 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8748 xsavec, xsaveopt and xsaves options.
8750 2019-01-28 Richard Biener <rguenther@suse.de>
8753 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8756 2019-01-28 Richard Biener <rguenther@suse.de>
8758 PR tree-optimization/88739
8759 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8760 BIT_FIELD_REFs only are applied to mode-precision operands
8761 when they are integral.
8762 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8763 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8764 BIT_FIELD_REFs of non-mode-precision integral operands.
8766 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8769 * config/i386/sse.md
8770 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8771 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8772 first constants in pairs are multiples of 2. Formatting fixes.
8773 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8774 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8775 first constants in each quadruple are multiples of 4. Formatting fixes.
8777 2019-01-26 Martin Jambor <mjambor@suse.cz>
8780 * tree-inline.c: Include tree-cfgcleanup.h.
8781 (delete_unreachable_blocks_update_callgraph): Move...
8782 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8783 ...here, make externally visible, make second argument bool, adjust
8785 * tree-cfgcleanup.c: Include cgraph.h.
8786 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8788 * ipa-prop.c: Include tree-cfgcleanup.h.
8789 (ipcp_transform_function): Call
8790 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8792 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8794 PR rtl-optimization/88846
8795 * ira.c (process_set_for_memref_referenced_p): New.
8796 (memref_referenced_p): Add new param. Use
8797 process_set_for_memref_referenced_p. Add new switch cases.
8798 (memref_used_between_p): Pass new arg to memref_referenced_p.
8800 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8803 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8804 argument ABI_BREAK. Set to true if the calculated alignment has
8805 changed in gcc-9. Check bit-fields for their base type alignment.
8806 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8807 (aarch64_function_arg_boundary): Likewise.
8808 (aarch64_gimplify_va_arg_expr): Likewise.
8810 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8813 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8814 instead of accessing TREE_INT_CST_ELT directly.
8816 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8818 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8819 fenv_exceptions description.
8821 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8823 PR rtl-optimization/87763
8824 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8825 Allow SUBREG when matching CC_NZmode compare.
8827 2019-01-25 Richard Biener <rguenther@suse.de>
8829 PR tree-optimization/89049
8830 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8831 Look at the pattern stmt to determine if the stmt is vectorized.
8833 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8835 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8836 (pred_mov<mode>): Handle all-register forms using both a new
8837 alternative and a split.
8839 2019-01-25 Richard Biener <rguenther@suse.de>
8841 PR tree-optimization/86865
8842 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8843 Reject non-do-while loops.
8845 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8847 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8848 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8849 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8850 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8851 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8852 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8853 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8854 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8855 vlogical_operand, gpc_reg_operand, int_reg_operand,
8856 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8857 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8858 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8859 (save_world_operation, restore_world_operation, lmw_operation,
8860 stmw_operation): Use MEM_P and REG_P.
8861 (tie_operand): Use MEM_P.
8862 (vrsave_operation, crsave_operation): Use REG_P.
8863 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8864 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8865 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8866 (call_operand): Use HARD_REGISTER_P.
8867 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8869 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8870 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8871 quad_aligned_load_p, replace_swapped_aligned_store,
8872 recombine_lvx_pattern, replace_swapped_aligned_load,
8873 recombine_stvx_pattern): Use MEM_P.
8874 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8875 Use MEM_P and SYMBOL_REF_P.
8876 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8877 (insn_is_swappable_p): Use REG_P and MEM_P.
8878 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8879 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8881 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8883 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8885 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8886 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8887 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8888 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8890 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8891 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8892 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8893 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8894 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8895 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8896 rs6000_split_logical_di): Use CONST_INT_P.
8897 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8898 REG_P and SYMBOL_REF_P.
8899 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8900 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8901 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8902 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8903 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8904 (small_data_operand, print_operand_address): Use CONST_INT_P and
8906 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8907 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8908 Use HARD_REGISTER_NUM_P.
8909 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8910 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8911 SUBREG_P and SYMBOL_REF_P.
8912 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8913 and HARD_REGISTER_NUM_P.
8914 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8916 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8917 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8919 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8920 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8921 find_addr_reg): Use REG_P.
8922 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8923 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8924 (offsettable_ok_by_alignment, constant_pool_expr_p,
8925 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8926 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8927 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8928 rs6000_assemble_integer, create_TOC_reference,
8929 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8930 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8931 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8932 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8933 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8934 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8935 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8936 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8937 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8938 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8939 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8940 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8941 and cbranch<mode>4): Use CONST_INT_P.
8942 (multiple define_splits): Use REG_P and SUBREG_P.
8943 (define_expands call, call_value): Use MEM_P.
8944 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8945 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8946 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8947 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8948 and HARD_REGISTER_NUM_P.
8949 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8951 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8953 PR rtl-optimization/88948
8954 * rtl.h (prepare_copy_insn): New prototype.
8955 * gcse.c (prepare_copy_insn): New function, split out from
8956 process_insert_insn.
8957 (process_insert_insn): Use prepare_copy_insn.
8958 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8959 instead of gen_move_insn.
8961 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8964 * config/i386/i386.c (ix86_pic_register_p): Return true for
8967 PR tree-optimization/88964
8968 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8969 punt if HONOR_SNANS (chrec).
8972 * tree-nested.c (convert_nonlocal_reference_stmt,
8973 convert_local_reference_stmt, convert_tramp_reference_stmt,
8974 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8975 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8978 PR tree-optimization/89027
8979 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8980 for "omp simd array" variables.
8982 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8985 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8986 force the alignment of m_val.
8988 2019-01-24 Richard Biener <rguenther@suse.de>
8991 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8992 When in "legacy" debug mode make sure to reset self-origins.
8994 2019-01-24 Martin Liska <mliska@suse.cz>
8996 PR gcov-profile/88994
8997 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8998 result will be always smaller or equal to the original.
8999 * gcov.c (mangle_name): Fix else branch where we should
9000 also copy to PTR and shift the pointer.
9002 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9004 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9005 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9007 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9009 * common/config/i386/i386-common.c
9010 (OPTION_MASK_ISA_ENQCMD_SET,
9011 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9012 (ix86_handle_option): Handle -menqcmd.
9013 * config.gcc (enqcmdintrin.h): New header file.
9014 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9015 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9017 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9019 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9020 __builtin_ia32_enqcmds): New builtins.
9021 * config/i386/i386-c.c (__ENQCMD__): New macro.
9022 * config/i386/i386-option.c (ix86_target_string): Add
9024 (ix86_valid_target_attribute_inner_p): Likewise.
9025 * config/i386/i386-expand.c
9026 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9027 IX86_BUILTIN_ENQCMDS.
9028 * config/i386/i386.h (TARGET_ENQCMD): New.
9029 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9030 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9031 (movdir64b_<mode>): Parameterize to enable share expansion code
9032 with ENQCMD in function ix86_expand_builtin.
9033 * config/i386/i386.opt: Add -menqcmd.
9034 * config/i386/immintrin.h: Include enqcmdintrin.h.
9035 * config/i386/enqcmdintrin.h: New intrinsic file.
9036 * doc/invoke.texi: Add -menqcmd.
9038 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9039 Steve Ellcey <sellcey@marvell.com>
9042 * recog.c (address_operand): Return false on wrong mode for address.
9043 (constrain_operands): Check for mode with 'p' constraint.
9045 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9048 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9049 Disparage MMX alternative.
9050 (sse2_cvtpd2pi): Ditto.
9051 (sse2_cvttpd2pi): Ditto.
9053 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9056 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9057 use-after-free of the result of
9058 aarch64_get_extension_string_for_isa_flags.
9060 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9063 * doc/extend.texi: Document break and continue behavior in
9064 statement expressions.
9066 2019-01-23 Richard Biener <rguenther@suse.de>
9068 PR tree-optimization/89008
9069 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9070 not leave another stray operand.
9072 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9074 * BASE-VER: Bump to 9.0.1.
9076 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9078 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9079 thunk that returns by reference, use the type of the return object
9080 of the thunk instead of that of the alias to build the dereference.
9082 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9084 * config/arc/atomic.md: Add operand to DMB instruction.
9086 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9088 PR tree-optimization/88964
9089 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9090 build_zero_cst instead of build_int_cst. Return false for loop
9091 invariants which honor signed zeros.
9093 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9095 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9097 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9100 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9101 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9102 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9105 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9106 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9109 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9110 Disable for little endian.
9112 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9115 * config/arm/arm.c (arm_needs_double_word_align): Check
9116 DECL_BIT_FIELD_TYPE.
9118 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9119 H.J. Lu <hongjiu.lu@intel.com>
9122 * config/i386/i386-builtin.def: Add mask2 to all builtin
9123 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9125 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9126 (BDESC_FIRST): Likewise.
9127 (define_builtin): Add an argument for mask2. Updated to handle
9128 both ix86_isa_flags and ix86_isa_flags2.
9129 (define_builtin_const): Likewise.
9130 (define_builtin_pure): Likewise.
9131 (define_builtin2): Deleted.
9132 (define_builtin_const2): Likewise.
9133 (builtin_description): Add a member, mask2.
9134 (bdesc_*): Add mask2 to builtin initializations.
9135 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9136 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9138 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9140 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9146 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9149 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9150 alignment is dominated by a bitfield with 64-bit aligned base type.
9151 (arm_function_arg): Emit a warning if the alignment has changed since
9152 earlier GCC releases.
9153 (arm_function_arg_boundary): Likewise.
9154 (arm_setup_incoming_varargs): Likewise.
9156 2019-01-22 Richard Biener <rguenther@suse.de>
9158 PR tree-optimization/88862
9159 * graphite-scop-detection.c
9160 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9162 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9164 * doc/extend.tex (AMD GCN Function Attributes): New section.
9165 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9166 * doc/invoke.texi (AMD GCN Options): New section.
9167 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9169 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9171 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9172 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9174 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9176 PR tree-optimization/88044
9177 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9178 is false in the first iteration, but !every_iteration, return false
9179 instead of true with niter->niter zero.
9181 PR rtl-optimization/88904
9182 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9183 any nonequal registers before processing BB_END (b).
9186 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9188 (expand_binop_directly, expand_doubleword_clz,
9189 expand_doubleword_popcount, expand_ctz, expand_ffs,
9190 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9192 PR rtl-optimization/49429
9194 PR rtl-optimization/86334
9196 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9197 addressable from here...
9198 (emit_block_op_via_libcall): ... to here.
9200 2019-01-22 Richard Biener <rguenther@suse.de>
9202 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9203 auto_vec for cost vector to fix memleak.
9204 (vectorize_fold_left_reduction): Properly gather SLP defs.
9205 (vectorizable_comparison): Do not swap operands to properly
9208 2019-01-22 Alan Modra <amodra@gmail.com>
9211 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9212 stays a reg. Allow a const_int.
9213 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9214 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9215 (IS_NOMARK_TLSGETADDR): Define.
9216 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9217 (rs6000_output_tlsargs): New function.
9218 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9219 __tls_get_addr call takes an arg.
9220 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9221 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9223 (call_value_nonlocal_sysv): ..or here, delete split.
9224 (tls_gdld_nomark): Delete.
9225 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9226 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9227 (call_value_nonlocal_sysv): Likewise.
9228 (call_value_nonlocal_sysv_secure): Likewise.
9229 (call_value_nonlocal_aix): Likewise.
9230 (call_value_indirect_aix): Likewise.
9231 (call_value_indirect_elfv2): Likewise.
9232 (call_value_local32, call_value_local64): Disable for no-mark tls.
9233 (call_value_local_aix): Likewise.
9235 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9238 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9239 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9241 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9243 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9244 string contents as hash_map keys.
9246 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9249 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9250 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9251 instead of TYPE_ALIGN.
9252 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9253 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9254 pointer from TYPE_STUB_DECL.
9256 2019-01-21 Richard Biener <rguenther@suse.de>
9258 PR tree-optimization/88934
9259 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9260 at the possibly non-constant operand.
9261 (vect_get_constant_vectors): Adjust.
9263 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9266 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9267 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9268 instead of _X86INTRIN_H_INCLUDED.
9269 * onfig/i386/clwbintrin.h: Likewise.
9270 * config/i386/pkuintrin.h: Likewise.
9271 * config/i386/prfchwintrin.h: Likewise.
9272 * config/i386/rdseedintrin.h: Likewise.
9273 * config/i386/wbnoinvdintrin.h: Likewise.
9274 * config/i386/xsavecintrin.h: Likewise.
9275 * config/i386/xsavesintrin.h: Likewise.
9276 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9277 * config/i386/xsaveintrin.h: Likewise.
9278 * config/i386/xsaveoptintrin.h: Likewise.
9279 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9280 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9281 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9282 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9283 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9284 * config/i386/immintrin.h: Here.
9286 2019-01-20 Martin Jambor <mjambor@suse.cz>
9289 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9290 with aa_walk_budget.
9291 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9292 aa_walk_budget_p parameter.
9293 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9294 walk. Updated all callers.
9295 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9296 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9298 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9299 parameter info. Extract info from fbi. Pass fbi to recursive calls
9300 and to unmodified_parm.
9301 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9302 info, updated call to will_be_nonconstant_expr_predicate.
9303 (param_change_prob): New parameter fbi, limit AA walking.
9304 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9305 calls to various above functions.
9306 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9307 parameter. Use it to limit AA walking.
9308 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9310 (detect_type_change): New parameter fbi, pass it on to
9311 detect_type_change_from_memory_writes.
9312 (detect_type_change_ssa): Likewise.
9313 (aa_overwalked): Removed.
9314 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9315 accordingly, adjust to the neew AA limiting scheme.
9316 (parm_ref_data_preserved_p): Likewise.
9317 (ipa_compute_jump_functions_for_edge): Adjust call to
9319 (ipa_analyze_call_uses): Likewise.
9320 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9321 (ipa_analyze_node): Initialize aa_walk_budget.
9322 (ipcp_transform_function): Likewise.
9323 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9324 to get_dynamic_type.
9326 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9328 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9329 outside of #if CHECKING_P code.
9331 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9333 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9334 New function, split out from...
9335 (loop_versioning::analyze_stride): ...here.
9336 (loop_versioning::find_per_loop_multiplication): Use gassign.
9337 (loop_versioning::analyze_term_using_scevs): Return a success code.
9338 (loop_versioning::analyze_arbitrary_term): New function.
9339 (loop_versioning::analyze_address_fragment): Use
9340 analyze_arbitrary_term if all else fails.
9342 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9345 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9348 2019-01-18 Richard Biener <rguenther@suse.de>
9350 PR tree-optimization/88903
9351 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9352 scalar stmts a SLP shift amount is composed of when detecting
9355 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9358 * config/arm/arm-cpus.in (mp): New feature.
9360 (fgroup ARMv7ve): Add mp and sec features.
9361 (arch armv7-a): Add options to allow mp and sec extensions.
9362 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9363 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9364 extenstions to the base architecture.
9365 (cpu cortex-a8): Add sec extension to the base architecture.
9366 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9367 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9368 variants down to the base v7-a varaint.
9369 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9370 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9371 of permitted extensions for -march=armv7-a and for
9372 -mcpu=generic-armv7-a.
9374 2019-01-18 Martin Liska <mliska@suse.cz>
9376 * params.def: Fix comment.
9377 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9379 (gimple_gen_ic_func_profiler): Likewise.
9381 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9383 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9384 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9385 and put in error checks for stack protector guard options.
9386 (aarch64_stack_protect_guard): New.
9387 (TARGET_STACK_PROTECT_GUARD): Define.
9388 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9389 (reg_stack_protect_address<mode>): New.
9390 (stack_protect_set): Adjust for SSP_GLOBAL.
9391 (stack_protect_test): Likewise.
9392 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9393 (-mstack-protector-guard): Likewise.
9394 (-mstack-protector-guard-offset): Likewise.
9396 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9398 PR tree-optimization/86214
9399 * tree-inline.h (struct copy_body_data): Add
9400 add_clobbers_to_eh_landing_pads member.
9401 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9402 (copy_edges_for_bb): Call it if EH edge destination is <
9403 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9404 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9405 if flag_stack_reuse != SR_NONE and clear it afterwards.
9407 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9410 * doc/install.texi (with-multilib-list): Document for aarch64.
9412 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9415 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9416 (("..."))) with ("...").
9418 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9420 * doc/extend.texi (Built-in Functions for Memory Model Aware
9421 Atomic Operations): Document atomic fetch and nand.
9423 2019-01-18 Martin Liska <mliska@suse.cz>
9424 Richard Biener <rguenther@suse.de>
9427 * cgraph.h (create_version_clone_with_body): Add new argument
9429 * cgraphclones.c (cgraph_node::create_version_clone): Add
9430 DECL_ATTRIBUTES to a newly created decl. And call
9431 valid_attribute_p so that proper cl_target_optimization_node
9432 is set for the newly created declaration.
9433 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9435 (expand_target_clones): Do not call valid_attribute_p, it must
9437 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9440 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9443 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9444 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9445 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9447 2019-01-17 Martin Sebor <msebor@redhat.com>
9450 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9451 Handle anti-ranges the same as no range at all.
9453 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9455 * config/aarch64/aarch64.c (cgraph.h): New include.
9456 (intl.h): New include.
9457 (supported_simd_type): New function.
9458 (currently_supported_simd_type): Ditto.
9459 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9460 (aarch64_simd_clone_adjust): Ditto.
9461 (aarch64_simd_clone_usable): Ditto.
9462 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9463 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9464 (TARGET_SIMD_CLONE_USABLE): Ditto.
9465 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9466 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9469 2019-01-17 Martin Sebor <msebor@redhat.com>
9471 PR tree-optimization/88800
9472 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9473 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9474 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9475 redundant argument. Add new argument and issue diagnostics under
9476 its control. Detect out-of-bounds access even with warnings
9478 (check_bounds_or_overlap): Change return type. Add argument.
9479 (wrestrict_dom_walker::check_call): Adjust.
9480 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9481 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9482 check_bounds_or_overlap's return value.
9483 (handle_builtin_stxncpy): Same.
9484 (handle_builtin_strcat): Same.
9486 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9487 Kwok Cheung Yeung <kcy@codesourcery.com>
9488 Julian Brown <julian@codesourcery.com>
9489 Tom de Vries <tom@codesourcery.com>
9491 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9493 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9495 * doc/sourcebuild.texi: Document dg-require-effective-target
9496 llvm_binutils and offload_gcn.
9498 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9499 Kwok Cheung Yeung <kcy@codesourcery.com>
9500 Julian Brown <julian@codesourcery.com>
9501 Tom de Vries <tom@codesourcery.com>
9503 * doc/sourcebuild.texi: Document dg-required-effective-target
9506 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9507 Kwok Cheung Yeung <kcy@codesourcery.com>
9508 Julian Brown <julian@codesourcery.com>
9509 Tom de Vries <tom@codesourcery.com>
9510 Jan Hubicka <hubicka@ucw.cz>
9511 Martin Jambor <mjambor@suse.cz>
9513 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9514 * configure.ac: Check for dlopen.
9515 * configure: Regenerate.
9517 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9518 Kwok Cheung Yeung <kcy@codesourcery.com>
9519 Julian Brown <julian@codesourcery.com>
9520 Tom de Vries <tom@codesourcery.com>
9521 Jan Hubicka <hubicka@ucw.cz>
9522 Martin Jambor <mjambor@suse.cz>
9524 * common/config/gcn/gcn-common.c: New file.
9525 * config/gcn/driver-gcn.c: New file.
9526 * config/gcn/gcn-builtins.def: New file.
9527 * config/gcn/gcn-hsa.h: New file.
9528 * config/gcn/gcn-modes.def: New file.
9529 * config/gcn/gcn-opts.h: New file.
9530 * config/gcn/gcn-passes.def: New file.
9531 * config/gcn/gcn-protos.h: New file.
9532 * config/gcn/gcn-run.c: New file.
9533 * config/gcn/gcn-tree.c: New file.
9534 * config/gcn/gcn.c: New file.
9535 * config/gcn/gcn.h: New file.
9536 * config/gcn/gcn.opt: New file.
9537 * config/gcn/t-gcn-hsa: New file.
9539 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9540 Kwok Cheung Yeung <kcy@codesourcery.com>
9541 Julian Brown <julian@codesourcery.com>
9542 Tom de Vries <tom@codesourcery.com>
9543 Jan Hubicka <hubicka@ucw.cz>
9544 Martin Jambor <mjambor@suse.cz>
9546 * config/gcn/constraints.md: New file.
9547 * config/gcn/gcn-valu.md: New file.
9548 * config/gcn/gcn.md: New file.
9549 * config/gcn/predicates.md: New file.
9551 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9553 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9554 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9555 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9556 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9558 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9561 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9562 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9563 it and document registers.
9565 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9567 * config/aarch64/aarch64.c (ares_tunings): Define.
9568 * config/aarch64/aarch64-cores.def (ares): Use the above.
9570 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9574 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9576 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9577 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9578 (_mm512_maskz_fixupimm_round_pd): Ditto.
9579 (_mm512_fixupimm_round_ps): Ditto.
9580 (_mm512_maskz_fixupimm_round_ps): Ditto.
9581 (_mm_fixupimm_round_sd): Ditto.
9582 (_mm_maskz_fixupimm_round_sd): Ditto.
9583 (_mm_fixupimm_round_ss): Ditto.
9584 (_mm_maskz_fixupimm_round_ss): Ditto.
9585 (_mm512_fixupimm_pd): Ditto.
9586 (_mm512_maskz_fixupimm_pd): Ditto.
9587 (_mm512_fixupimm_ps): Ditto.
9588 (_mm512_maskz_fixupimm_ps): Ditto.
9589 (_mm_fixupimm_sd): Ditto.
9590 (_mm_maskz_fixupimm_sd): Ditto.
9591 (_mm_fixupimm_ss): Ditto.
9592 (_mm_maskz_fixupimm_ss): Ditto.
9593 (_mm512_mask_fixupimm_round_pd): Update builtin.
9594 (_mm512_mask_fixupimm_round_ps): Ditto.
9595 (_mm_mask_fixupimm_round_sd): Ditto.
9596 (_mm_mask_fixupimm_round_ss): Ditto.
9597 (_mm512_mask_fixupimm_pd): Ditto.
9598 (_mm512_mask_fixupimm_ps): Ditto.
9599 (_mm_mask_fixupimm_sd): Ditto.
9600 (_mm_mask_fixupimm_ss): Ditto.
9601 * config/i386/avx512vlintrin.h:
9602 (_mm256_fixupimm_pd): Update parameters and builtin.
9603 (_mm256_maskz_fixupimm_pd): Ditto.
9604 (_mm256_fixupimm_ps): Ditto.
9605 (_mm256_maskz_fixupimm_ps): Ditto.
9606 (_mm_fixupimm_pd): Ditto.
9607 (_mm_maskz_fixupimm_pd): Ditto.
9608 (_mm_fixupimm_ps): Ditto.
9609 (_mm_maskz_fixupimm_ps): Ditto.
9610 (_mm256_mask_fixupimm_pd): Update builtin.
9611 (_mm256_mask_fixupimm_ps): Ditto.
9612 (_mm_mask_fixupimm_pd): Ditto.
9613 (_mm_mask_fixupimm_ps): Ditto.
9614 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9615 * config/i386/i386-builtin.def: Update builtin definitions.
9616 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9617 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9618 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9619 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9620 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9621 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9622 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9623 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9624 * config/i386/subst.md:
9625 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9626 (round_saeonly_sd_mask_op4): Ditto.
9627 (round_saeonly_expand_operand5): Ditto.
9628 (round_saeonly_expand): Update.
9630 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9634 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9636 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9637 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9638 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9639 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9640 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9641 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9642 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9644 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9648 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9651 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9652 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9653 instead of UNSPEC_FIXUPIMM.
9655 2019-01-17 Richard Biener <rguenther@suse.de>
9658 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9659 and friends for the LTO part of debug info.
9661 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9663 PR tree-optimization/86214
9664 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9667 PR rtl-optimization/88870
9668 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9669 throw if we can't alter the cfg or delete dead exceptions.
9670 (mark_insn): Don't call find_call_stack_args for such calls.
9672 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9674 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9675 prototypes for vec_st.
9676 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9677 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9678 mainly on signed/unsigned long long and double.
9680 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9683 * combine.c (delete_noop_moves): Convert to "bool" return,
9684 returning true if any edges are eliminated.
9685 (combine_instructions): Also return true if delete_noop_moves
9688 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9690 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9691 correct max nunits for endian swap.
9692 (aarch64_expand_fcmla_builtin): Correct subreg code.
9693 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9694 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9697 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9699 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9700 Handle split indirect COMPLEX_TYPE arguments.
9702 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9705 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9706 bit is set by add and compare.
9707 (CC_ADC): New CC_MODE.
9708 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9709 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9710 comparison. Add detection for CC_ADCmode.
9711 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9713 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9714 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9715 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9716 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9717 to eliminate the need for zero-extending the operands.
9718 (add<mode>3_compareC_imm): Delete. Merge into ...
9719 (add<mode>3_compareC): ... this. Restructure the comparison to
9720 eliminate the need for zero-extending the operands.
9721 (add<mode>3_carryin): Use LTU for the overflow detection.
9722 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9723 Reexpress comparison for overflow.
9724 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9725 (add<mode>3_carryinC): Likewise.
9726 (add<mode>3_carryinV): Use LTU for carry between partials.
9727 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9728 handling of CC_Cmode and add CC_ADCmode.
9729 (aarch64_borrow_operation): Likewise.
9731 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9733 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9734 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9735 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9736 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9738 2019-01-16 Martin Liska <mliska@suse.cz>
9740 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9742 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9744 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9745 (path_prefix_reset): Move up in the source file.
9746 (find_fortran_preinclude_file): Make complex search for the
9747 fortran header files.
9749 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9751 * godump.c (go_output_typedef): When outputting a typedef, refer
9752 to the underlying type by its name and not its structure.
9754 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9757 * tree.c (build_function_type): Assert that arg_types is not
9760 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9763 * doc/extend.texi: Document that listing the stack pointer in the
9764 clobber list of an asm is a deprecated feature.
9765 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9766 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9767 warning instead of an error for clobbers of the stack pointer.
9768 Add a note explaining why.
9770 2019-01-15 Richard Biener <rguenther@suse.de>
9773 * dwarf2out.c (gen_member_die): Do not generate inheritance
9776 2019-01-15 Richard Biener <rguenther@suse.de>
9778 PR tree-optimization/88855
9779 * tree-if-conv.c (combine_blocks): Collect
9780 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9782 2019-01-15 Tom de Vries <tdevries@suse.de>
9785 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9786 lhs == NULL_TREE for gang-level reduction.
9788 2019-01-15 Richard Biener <rguenther@suse.de>
9789 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9792 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9793 return true if SSA_NAME is already marked in visited bitmap.
9794 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9796 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9798 PR tree-optimization/88775
9799 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9800 equal == 0 equality pointer comparisons some more if compared in
9801 integral types and either one points to an automatic var and the
9802 other to a global, or we can prove at least one points to the middle
9803 or both point to start or both point to end.
9805 2019-01-14 Andi Kleen <ak@linux.intel.com>
9807 * Makefile.in: Lower autofdo sampling rate by 10x.
9808 * Makefile.tpl: Dito.
9810 2019-01-14 Tom Honermann <tom@honermann.net>
9812 * defaults.h: Define CHAR8_TYPE.
9814 2019-01-14 Martin Sebor <msebor@redhat.com>
9817 * doc/extend.texi (Darwin Format Checks): Clarify.
9819 2019-01-14 Richard Biener <rguenther@suse.de>
9821 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9822 whether we are in (simplify ...) or (match ...) context.
9824 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9826 PR rtl-optimization/88796
9827 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9828 * cfgexpand.c (stack_protect_prologue): Initialize
9829 crtl->stack_protect_guard_decl.
9830 * function.c (stack_protect_epilogue): Use it instead of calling
9831 targetm.stack_protect_guard again.
9832 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9833 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9834 crtl->stack_protect_guard_decl.
9835 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9836 on the returned MEM_EXPR.
9838 2019-01-12 Tom de Vries <tdevries@suse.de>
9840 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9841 vector length using -fopenacc-dim.
9843 2019-01-12 Tom de Vries <tdevries@suse.de>
9845 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9846 lengths into account.
9848 2019-01-12 Svante Signell <svante.signell@gmail.com>
9850 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9851 (TARGET_CAN_SPLIT_STACK): Define.
9852 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9854 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9856 * params.def (inline-unit-growth): Set to 40.
9858 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9860 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9862 2019-01-12 Tom de Vries <tdevries@suse.de>
9864 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9865 region calling vector-partitionable routine, set default_vector_length
9868 2019-01-12 Tom de Vries <tdevries@suse.de>
9870 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9871 variable default_vector_length.
9873 2019-01-12 Tom de Vries <tdevries@suse.de>
9876 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9877 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9880 2019-01-12 Tom de Vries <tdevries@suse.de>
9882 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9883 (nvptx_goacc_validate_dims): Add used parameter.
9884 * doc/tm.texi: Regenerate.
9885 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9886 argument to call to targetm.goacc.validate_dims.
9887 (default_goacc_validate_dims): Add used
9889 * target.def (validate_dims): Add used parameter in DEFHOOK.
9890 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9892 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9896 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9898 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9899 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9900 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9901 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9903 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9905 PR rtl-optimization/87305
9907 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9908 for little endian pseudos used as paradoxical subreg.
9910 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9912 PR tree-optimization/88693
9913 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9914 for STRING_CSTs that don't contain any NUL characters in the first
9915 TREE_STRING_LENGTH bytes.
9917 2019-01-11 Alan Modra <amodra@gmail.com>
9921 * genattrtab.c (min_fn): Don't translate values.
9922 (min_attr_value): Return INT_MAX when the value can't be calculated.
9923 Return minimum among any values that can be calculated.
9924 (max_attr_value): Adjust.
9926 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9928 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9930 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9932 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9933 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9934 (aarch64_return_call_with_max_clobbers): New function.
9935 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9936 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9938 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9939 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9940 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9941 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9942 * cselib.c (cselib_process_insn): Add argument to
9943 targetm.hard_regno_call_part_clobbered call.
9944 * ira-conflicts.c (ira_build_conflicts): Ditto.
9945 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9946 * lra-constraints.c (inherit_reload_reg): Ditto.
9947 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9948 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9949 argument. Call targetm.return_call_with_max_clobbers.
9950 Add argument to targetm.hard_regno_call_part_clobbered call.
9951 (calls_have_same_clobbers_p): New function.
9952 (process_bb_lives): Add call_insn and last_call_insn variables.
9953 Pass call_insn to check_pseudos_live_through_calls.
9954 Modify if stmt to check targetm.return_call_with_max_clobbers.
9955 Update setting of flush variable.
9956 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9958 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9959 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9960 targetm.hard_regno_call_part_clobbered call.
9961 * reginfo.c (choose_hard_reg_mode): Ditto.
9962 * regrename.c (check_new_reg_p): Ditto.
9963 * reload.c (find_equiv_reg): Ditto.
9964 * reload1.c (emit_reload_insns): Ditto.
9965 * sched-deps.c (deps_analyze_insn): Ditto.
9966 * sel-sched.c (init_regs_for_mode): Ditto.
9967 (mark_unavailable_hard_regs): Ditto.
9968 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9969 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9970 (return_call_with_max_clobbers): New target function.
9971 * doc/tm.texi: Regenerate.
9972 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9973 * hooks.c (hook_bool_uint_mode_false): Change to
9974 hook_bool_insn_uint_mode_false.
9975 * hooks.h (hook_bool_uint_mode_false): Ditto.
9977 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9979 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9980 (aarch64_remove_extra_call_preserved_regs): New function.
9981 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9982 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9983 * doc/tm.texi: Regenerate.
9984 * final.c (get_call_reg_set_usage): Call new hook.
9985 * target.def (remove_extra_call_preserved_regs): New hook.
9986 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9987 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9989 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9992 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9993 inside of pass_combine_1 dump rather than pass_profile_1.
9995 2019-01-11 Tom de Vries <tdevries@suse.de>
9997 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9998 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9999 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10000 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10003 2019-01-11 Tom de Vries <tdevries@suse.de>
10005 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10007 2019-01-11 Jan Beulich <jbeulich@suse.com>
10009 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10010 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10011 sse2_cvtsi2sd): Add {l}.
10012 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10015 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10018 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10020 (*float<floatunssuffix>v2div2sf2): New define_insn.
10021 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10022 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10023 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10024 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10025 match_operands with "const0_operand" "C".
10027 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10029 * config/aarch64/aarch64-builtins.c
10030 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10031 (aarch64_init_simd_builtins): ...Here
10033 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10035 PR rtl-optimization/87305
10037 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10038 allocation for big endian pseudos used as paradoxical subregs and
10039 spill them if it is wrong.
10040 * lra-constraints.c (lra_constraints): Add a comment.
10042 2019-01-10 Richard Biener <rguenther@suse.de>
10044 PR tree-optimization/88792
10045 * tree-ssa-pre.c (get_representative_for): Do not return a
10048 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10050 PR middle-end/84877
10052 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10053 (assign_parm_setup_block): Do the argument slot realignment here
10056 2019-01-10 Stefan Agner <stefan@agner.ch>
10059 * config/arm/arm.c (arm_option_override_internal): Force
10060 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10062 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10065 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10068 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10070 * config/arm/arm-builtins.c
10071 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10072 (MAC_LANE_PAIR_QUALIFIERS): New.
10073 (arm_expand_builtin_args): Use it.
10074 (arm_expand_builtin_1): Likewise.
10075 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10076 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10077 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10078 * config/arm/arm_neon.h:
10079 (vcadd_rot90_f16): New.
10080 (vcaddq_rot90_f16): New.
10081 (vcadd_rot270_f16): New.
10082 (vcaddq_rot270_f16): New.
10085 (vcmla_lane_f16): New.
10086 (vcmla_laneq_f16): New.
10087 (vcmlaq_lane_f16): New.
10088 (vcmlaq_laneq_f16): New.
10089 (vcmla_rot90_f16): New.
10090 (vcmlaq_rot90_f16): New.
10091 (vcmla_rot90_lane_f16): New.
10092 (vcmla_rot90_laneq_f16): New.
10093 (vcmlaq_rot90_lane_f16): New.
10094 (vcmlaq_rot90_laneq_f16): New.
10095 (vcmla_rot180_f16): New.
10096 (vcmlaq_rot180_f16): New.
10097 (vcmla_rot180_lane_f16): New.
10098 (vcmla_rot180_laneq_f16): New.
10099 (vcmlaq_rot180_lane_f16): New.
10100 (vcmlaq_rot180_laneq_f16): New.
10101 (vcmla_rot270_f16): New.
10102 (vcmlaq_rot270_f16): New.
10103 (vcmla_rot270_lane_f16): New.
10104 (vcmla_rot270_laneq_f16): New.
10105 (vcmlaq_rot270_lane_f16): New.
10106 (vcmlaq_rot270_laneq_f16): New.
10107 (vcadd_rot90_f32): New.
10108 (vcaddq_rot90_f32): New.
10109 (vcadd_rot270_f32): New.
10110 (vcaddq_rot270_f32): New.
10113 (vcmla_lane_f32): New.
10114 (vcmla_laneq_f32): New.
10115 (vcmlaq_lane_f32): New.
10116 (vcmlaq_laneq_f32): New.
10117 (vcmla_rot90_f32): New.
10118 (vcmlaq_rot90_f32): New.
10119 (vcmla_rot90_lane_f32): New.
10120 (vcmla_rot90_laneq_f32): New.
10121 (vcmlaq_rot90_lane_f32): New.
10122 (vcmlaq_rot90_laneq_f32): New.
10123 (vcmla_rot180_f32): New.
10124 (vcmlaq_rot180_f32): New.
10125 (vcmla_rot180_lane_f32): New.
10126 (vcmla_rot180_laneq_f32): New.
10127 (vcmlaq_rot180_lane_f32): New.
10128 (vcmlaq_rot180_laneq_f32): New.
10129 (vcmla_rot270_f32): New.
10130 (vcmlaq_rot270_f32): New.
10131 (vcmla_rot270_lane_f32): New.
10132 (vcmla_rot270_laneq_f32): New.
10133 (vcmlaq_rot270_lane_f32): New.
10134 (vcmlaq_rot270_laneq_f32): New.
10135 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10136 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10137 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10138 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10139 vcmlaq_lane270): New.
10140 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10141 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10142 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10143 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10144 (arm_option_reconfigure_globals): Use them.
10145 * config/arm/iterators.md (VDF, VQ_HSF): New.
10146 (VCADD, VCMLA): New.
10147 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10148 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10150 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10151 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10153 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10155 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10156 Add qualifier_lane_pair_index.
10157 (emit-rtl.h): Include.
10158 (TYPES_QUADOP_LANE_PAIR): New.
10159 (aarch64_simd_expand_args): Use it.
10160 (aarch64_simd_expand_builtin): Likewise.
10161 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10163 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10164 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10165 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10166 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10167 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10168 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10169 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10170 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10171 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10172 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10173 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10174 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10175 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10176 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10177 Add __ARM_FEATURE_COMPLEX.
10178 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10179 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10180 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10181 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10182 fcmlaq_lane270): New.
10183 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10184 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10185 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10186 * config/aarch64/arm_neon.h:
10187 (vcadd_rot90_f16): New.
10188 (vcaddq_rot90_f16): New.
10189 (vcadd_rot270_f16): New.
10190 (vcaddq_rot270_f16): New.
10193 (vcmla_lane_f16): New.
10194 (vcmla_laneq_f16): New.
10195 (vcmlaq_lane_f16): New.
10196 (vcmlaq_rot90_lane_f16): New.
10197 (vcmla_rot90_laneq_f16): New.
10198 (vcmla_rot90_lane_f16): New.
10199 (vcmlaq_rot90_f16): New.
10200 (vcmla_rot90_f16): New.
10201 (vcmlaq_laneq_f16): New.
10202 (vcmla_rot180_laneq_f16): New.
10203 (vcmla_rot180_lane_f16): New.
10204 (vcmlaq_rot180_f16): New.
10205 (vcmla_rot180_f16): New.
10206 (vcmlaq_rot90_laneq_f16): New.
10207 (vcmlaq_rot270_laneq_f16): New.
10208 (vcmlaq_rot270_lane_f16): New.
10209 (vcmla_rot270_laneq_f16): New.
10210 (vcmlaq_rot270_f16): New.
10211 (vcmla_rot270_f16): New.
10212 (vcmlaq_rot180_laneq_f16): New.
10213 (vcmlaq_rot180_lane_f16): New.
10214 (vcmla_rot270_lane_f16): New.
10215 (vcadd_rot90_f32): New.
10216 (vcaddq_rot90_f32): New.
10217 (vcaddq_rot90_f64): New.
10218 (vcadd_rot270_f32): New.
10219 (vcaddq_rot270_f32): New.
10220 (vcaddq_rot270_f64): New.
10224 (vcmla_lane_f32): New.
10225 (vcmla_laneq_f32): New.
10226 (vcmlaq_lane_f32): New.
10227 (vcmlaq_laneq_f32): New.
10228 (vcmla_rot90_f32): New.
10229 (vcmlaq_rot90_f32): New.
10230 (vcmlaq_rot90_f64): New.
10231 (vcmla_rot90_lane_f32): New.
10232 (vcmla_rot90_laneq_f32): New.
10233 (vcmlaq_rot90_lane_f32): New.
10234 (vcmlaq_rot90_laneq_f32): New.
10235 (vcmla_rot180_f32): New.
10236 (vcmlaq_rot180_f32): New.
10237 (vcmlaq_rot180_f64): New.
10238 (vcmla_rot180_lane_f32): New.
10239 (vcmla_rot180_laneq_f32): New.
10240 (vcmlaq_rot180_lane_f32): New.
10241 (vcmlaq_rot180_laneq_f32): New.
10242 (vcmla_rot270_f32): New.
10243 (vcmlaq_rot270_f32): New.
10244 (vcmlaq_rot270_f64): New.
10245 (vcmla_rot270_lane_f32): New.
10246 (vcmla_rot270_laneq_f32): New.
10247 (vcmlaq_rot270_lane_f32): New.
10248 (vcmlaq_rot270_laneq_f32): New.
10249 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10250 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10251 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10252 (FCADD, FCMLA): New.
10254 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10256 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10260 * config/pa/pa.c: Change "can not" to "cannot".
10261 * gimple-ssa-evrp-analyze.c: Likewise.
10262 * ipa-icf.c: Likewise.
10263 * ipa-polymorphic-call.c: Likewise.
10264 * ipa-pure-const.c: Likewise.
10265 * lra-constraints.c: Likewise.
10266 * lra-remat.c: Likewise.
10267 * reload1.c: Likewise.
10268 * reorg.c: Likewise.
10269 * tree-ssa-uninit.c: Likewise.
10271 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10275 * Makefile.in: Mechanically replace "can not" with "cannot".
10276 * alias.c: Likewise.
10277 * builtins.c: Likewise.
10278 * calls.c: Likewise.
10279 * cgraph.c: Likewise.
10280 * cgraph.h: Likewise.
10281 * cgraphclones.c: Likewise.
10282 * cgraphunit.c: Likewise.
10283 * combine-stack-adj.c: Likewise.
10284 * combine.c: Likewise.
10285 * common/config/i386/i386-common.c: Likewise.
10286 * config/aarch64/aarch64.c: Likewise.
10287 * config/alpha/sync.md: Likewise.
10288 * config/arc/arc.c: Likewise.
10289 * config/arc/predicates.md: Likewise.
10290 * config/arm/arm-c.c: Likewise.
10291 * config/arm/arm.c: Likewise.
10292 * config/arm/arm.h: Likewise.
10293 * config/arm/arm.md: Likewise.
10294 * config/arm/cortex-r4f.md: Likewise.
10295 * config/csky/csky.c: Likewise.
10296 * config/csky/csky.h: Likewise.
10297 * config/darwin-f.c: Likewise.
10298 * config/epiphany/epiphany.md: Likewise.
10299 * config/i386/i386.c: Likewise.
10300 * config/i386/sol2.h: Likewise.
10301 * config/m68k/m68k.c: Likewise.
10302 * config/mcore/mcore.h: Likewise.
10303 * config/microblaze/microblaze.md: Likewise.
10304 * config/mips/20kc.md: Likewise.
10305 * config/mips/sb1.md: Likewise.
10306 * config/nds32/nds32.c: Likewise.
10307 * config/nds32/predicates.md: Likewise.
10308 * config/pa/pa.c: Likewise.
10309 * config/rs6000/e300c2c3.md: Likewise.
10310 * config/rs6000/rs6000.c: Likewise.
10311 * config/s390/s390.h: Likewise.
10312 * config/sh/sh.c: Likewise.
10313 * config/sh/sh.md: Likewise.
10314 * config/spu/vmx2spu.h: Likewise.
10315 * cprop.c: Likewise.
10316 * dbxout.c: Likewise.
10317 * df-scan.c: Likewise.
10318 * doc/cfg.texi: Likewise.
10319 * doc/extend.texi: Likewise.
10320 * doc/fragments.texi: Likewise.
10321 * doc/gty.texi: Likewise.
10322 * doc/invoke.texi: Likewise.
10323 * doc/lto.texi: Likewise.
10324 * doc/md.texi: Likewise.
10325 * doc/objc.texi: Likewise.
10326 * doc/rtl.texi: Likewise.
10327 * doc/tm.texi: Likewise.
10329 * emit-rtl.c: Likewise.
10330 * emit-rtl.h: Likewise.
10331 * except.c: Likewise.
10332 * expmed.c: Likewise.
10333 * expr.c: Likewise.
10334 * fold-const.c: Likewise.
10335 * genautomata.c: Likewise.
10336 * gimple-fold.c: Likewise.
10337 * hard-reg-set.h: Likewise.
10338 * ifcvt.c: Likewise.
10339 * ipa-comdats.c: Likewise.
10340 * ipa-cp.c: Likewise.
10341 * ipa-devirt.c: Likewise.
10342 * ipa-fnsummary.c: Likewise.
10343 * ipa-icf.c: Likewise.
10344 * ipa-inline-transform.c: Likewise.
10345 * ipa-inline.c: Likewise.
10346 * ipa-polymorphic-call.c: Likewise.
10347 * ipa-profile.c: Likewise.
10348 * ipa-prop.c: Likewise.
10349 * ipa-pure-const.c: Likewise.
10350 * ipa-reference.c: Likewise.
10351 * ipa-split.c: Likewise.
10352 * ipa-visibility.c: Likewise.
10354 * ira-build.c: Likewise.
10355 * ira-color.c: Likewise.
10356 * ira-conflicts.c: Likewise.
10357 * ira-costs.c: Likewise.
10358 * ira-int.h: Likewise.
10359 * ira-lives.c: Likewise.
10362 * loop-invariant.c: Likewise.
10363 * loop-unroll.c: Likewise.
10364 * lower-subreg.c: Likewise.
10365 * lra-assigns.c: Likewise.
10366 * lra-constraints.c: Likewise.
10367 * lra-eliminations.c: Likewise.
10368 * lra-lives.c: Likewise.
10369 * lra-remat.c: Likewise.
10370 * lra-spills.c: Likewise.
10372 * lto-cgraph.c: Likewise.
10373 * lto-streamer-out.c: Likewise.
10374 * postreload-gcse.c: Likewise.
10375 * predict.c: Likewise.
10376 * profile-count.h: Likewise.
10377 * profile.c: Likewise.
10378 * recog.c: Likewise.
10380 * reload.c: Likewise.
10381 * reload1.c: Likewise.
10382 * reorg.c: Likewise.
10383 * resource.c: Likewise.
10384 * rtl.def: Likewise.
10386 * rtlanal.c: Likewise.
10387 * sched-deps.c: Likewise.
10388 * sched-ebb.c: Likewise.
10389 * sched-rgn.c: Likewise.
10390 * sel-sched-ir.c: Likewise.
10391 * sel-sched.c: Likewise.
10392 * shrink-wrap.c: Likewise.
10393 * simplify-rtx.c: Likewise.
10394 * symtab.c: Likewise.
10395 * target.def: Likewise.
10396 * toplev.c: Likewise.
10397 * tree-call-cdce.c: Likewise.
10398 * tree-cfg.c: Likewise.
10399 * tree-complex.c: Likewise.
10400 * tree-core.h: Likewise.
10401 * tree-eh.c: Likewise.
10402 * tree-inline.c: Likewise.
10403 * tree-loop-distribution.c: Likewise.
10404 * tree-nrv.c: Likewise.
10405 * tree-profile.c: Likewise.
10406 * tree-sra.c: Likewise.
10407 * tree-ssa-alias.c: Likewise.
10408 * tree-ssa-dce.c: Likewise.
10409 * tree-ssa-dom.c: Likewise.
10410 * tree-ssa-forwprop.c: Likewise.
10411 * tree-ssa-loop-im.c: Likewise.
10412 * tree-ssa-loop-ivcanon.c: Likewise.
10413 * tree-ssa-loop-ivopts.c: Likewise.
10414 * tree-ssa-loop-niter.c: Likewise.
10415 * tree-ssa-phionlycprop.c: Likewise.
10416 * tree-ssa-phiopt.c: Likewise.
10417 * tree-ssa-propagate.c: Likewise.
10418 * tree-ssa-threadedge.c: Likewise.
10419 * tree-ssa-threadupdate.c: Likewise.
10420 * tree-ssa-uninit.c: Likewise.
10421 * tree-ssanames.c: Likewise.
10422 * tree-streamer-out.c: Likewise.
10423 * tree.c: Likewise.
10424 * tree.h: Likewise.
10425 * vr-values.c: Likewise.
10427 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10429 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10430 (ix86_split_xorsign): Ditto.
10431 * config/i386/i386.c (ix86_expand_xorsign): New function.
10432 (ix86_split_xorsign): Ditto.
10433 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10434 (xorsign<mode>3): New expander.
10435 (xorsign<mode>3_1): New insn_and_split pattern.
10436 * config/i386/sse.md (xorsign<mode>3): New expander.
10438 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10440 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10441 (*tablejump_sp64): Likewise.
10442 (*tablejump<P:mode>): ...this.
10443 (*call_address_sp32): Merge into...
10444 (*call_address_sp64): Likewise.
10445 (*call_address<P:mode>): ...this.
10446 (*call_symbolic_sp32): Merge into...
10447 (*call_symbolic_sp64): Likewise.
10448 (*call_symbolic<P:mode>): ...this.
10449 (call_value): Remove constraint and add predicate.
10450 (*call_value_address_sp32): Merge into...
10451 (*call_value_address_sp64): Likewise.
10452 (*call_value_address<P:mode>): ...this.
10453 (*call_value_symbolic_sp32): Merge into...
10454 (*call_value_symbolic_sp64): Likewise.
10455 (*call_value_symbolic<P:mode>): ...this.
10456 (*sibcall_symbolic_sp32): Merge into...
10457 (*sibcall_symbolic_sp64): Likewise.
10458 (*sibcall_symbolic<P:mode>): ...this.
10459 (sibcall_value): Remove constraint and add predicate.
10460 (*sibcall_value_symbolic_sp32): Merge into...
10461 (*sibcall_value_symbolic_sp64): Likewise.
10462 (*sibcall_value_symbolic<P:mode>): ...this.
10463 (window_save): Minor tweak.
10464 (*branch_sp32): Merge into...
10465 (*branch_sp64): Likewise.
10466 (*branch<P:mode>): ...this.
10468 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10469 James Clarke <jrtc27@jrtc27.com>
10472 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10473 consistently in TLS address generation and adjust code to the renaming
10474 of patterns. Mark calls to __tls_get_addr as const.
10475 * config/sparc/sparc.md (tgd_hi22): Turn into...
10476 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10477 (tgd_lo10): Turn into...
10478 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10479 (tgd_add32): Merge into...
10480 (tgd_add64): Likewise.
10481 (tgd_add<P:mode>): ...this and use Pmode throughout.
10482 (tldm_hi22): Turn into...
10483 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10484 (tldm_lo10): Turn into...
10485 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10486 (tldm_add32): Merge into...
10487 (tldm_add64): Likewise.
10488 (tldm_add<P:mode>): ...this and use Pmode throughout.
10489 (tldm_call32): Merge into...
10490 (tldm_call64): Likewise.
10491 (tldm_call<P:mode>): ...this and use Pmode throughout.
10492 (tldo_hix22): Turn into...
10493 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10494 (tldo_lox10): Turn into...
10495 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10496 (tldo_add32): Merge into...
10497 (tldo_add64): Likewise.
10498 (tldo_add<P:mode>): ...this and use Pmode throughout.
10499 (tie_hi22): Turn into...
10500 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10501 (tie_lo10): Turn into...
10502 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10503 (tie_ld64): Use DImode throughout.
10504 (tie_add32): Merge into...
10505 (tie_add64): Likewise.
10506 (tie_add<P:mode>): ...this and use Pmode throughout.
10507 (tle_hix22_sp32): Merge into...
10508 (tle_hix22_sp64): Likewise.
10509 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10510 (tle_lox22_sp32): Merge into...
10511 (tle_lox22_sp64): Likewise.
10512 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10513 (*tldo_ldub_sp32): Merge into...
10514 (*tldo_ldub_sp64): Likewise.
10515 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10516 (*tldo_ldub1_sp32): Merge into...
10517 (*tldo_ldub1_sp64): Likewise.
10518 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10519 (*tldo_ldub2_sp32): Merge into...
10520 (*tldo_ldub2_sp64): Likewise.
10521 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10522 (*tldo_ldsb1_sp32): Merge into...
10523 (*tldo_ldsb1_sp64): Likewise.
10524 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10525 (*tldo_ldsb2_sp32): Merge into...
10526 (*tldo_ldsb2_sp64): Likewise.
10527 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10528 (*tldo_ldub3_sp64): Use DImode throughout.
10529 (*tldo_ldsb3_sp64): Likewise.
10530 (*tldo_lduh_sp32): Merge into...
10531 (*tldo_lduh_sp64): Likewise.
10532 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10533 (*tldo_lduh1_sp32): Merge into...
10534 (*tldo_lduh1_sp64): Likewise.
10535 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10536 (*tldo_ldsh1_sp32): Merge into...
10537 (*tldo_ldsh1_sp64): Likewise.
10538 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10539 (*tldo_lduh2_sp64): Use DImode throughout.
10540 (*tldo_ldsh2_sp64): Likewise.
10541 (*tldo_lduw_sp32): Merge into...
10542 (*tldo_lduw_sp64): Likewise.
10543 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10544 (*tldo_lduw1_sp64): Use DImode throughout.
10545 (*tldo_ldsw1_sp64): Likewise.
10546 (*tldo_ldx_sp64): Likewise.
10547 (*tldo_stb_sp32): Merge into...
10548 (*tldo_stb_sp64): Likewise.
10549 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10550 (*tldo_sth_sp32): Merge into...
10551 (*tldo_sth_sp64): Likewise.
10552 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10553 (*tldo_stw_sp32): Merge into...
10554 (*tldo_stw_sp64): Likewise.
10555 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10556 (*tldo_stx_sp64): Use DImode throughout.
10558 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10560 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10561 check configure option to set BTI and Return Address Signing.
10562 * configure.ac: Add --enable-standard-branch-protection and
10563 --disable-standard-branch-protection.
10564 * configure: Regenerated.
10565 * doc/install.texi: Document the same.
10567 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10568 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10570 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10571 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10572 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10574 * config/aarch64/aarch64-bti-insert.c: New file.
10575 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10577 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10579 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10580 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10581 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10582 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10584 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10586 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10587 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10588 Disable bti for -mbranch-protection=none.
10589 (aarch64_handle_standard_branch_protection): Enable bti for
10590 -mbranch-protection=standard.
10591 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10592 -mbranch-protection.
10593 (aarch64_bti_enabled): Check if bti is enabled.
10594 * config/aarch64/aarch64.opt: Declare target variable.
10595 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10597 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10599 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10600 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10601 (aarch64_expand_epilogue): Likewise.
10602 (aarch64_output_mi_thunk): Likewise
10603 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10604 TAILCALL_ADDR_REGS to x16 and x17.
10605 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10607 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10609 * config/aarch64/aarch64-option-extensions.def: Define
10610 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10611 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10612 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10613 (AARCH64_FL_PREDRES): New.
10614 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10615 AARCH64_FL_PREDRES by default.
10616 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10618 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10620 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10622 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10623 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10624 * doc/invoke.texi: Document ARMv8.5-A.
10626 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10628 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10629 (xorsign<mode>3): Likewise.
10631 2019-01-09 Jelinek <jakub@redhat.com>
10633 PR middle-end/88758
10634 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10635 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10637 PR rtl-optimization/88331
10638 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10639 not currently_expanding_to_rtl.
10641 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10643 * doc/invoke.texi (-Os): Remove trailing spaces.
10644 (-finline-functions): Remove reference to -O2.
10646 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10648 PR rtl-optimization/79593
10649 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10651 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10652 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10654 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10657 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10661 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10662 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10664 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10667 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10668 ix86_avx_u128_mode_entry.
10670 2019-01-08 Martin Liska <mliska@suse.cz>
10672 PR tree-optimization/88753
10673 * tree-switch-conversion.c (switch_conversion::build_one_array):
10674 Come up with local variable constructor. Convert first to
10675 type of constructor values.
10677 2019-01-08 Richard Biener <rguenther@suse.de>
10679 PR tree-optimization/86554
10680 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10681 rpo_avail): Move earlier.
10682 (visit_nary_op): When value-numbering to expressions
10683 with different overflow behavior make sure there's an
10684 available expression on the path.
10686 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10688 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10689 aarch64_parse_branch_protection,
10690 struct aarch64_branch_protect_type,
10691 aarch64_handle_no_branch_protection,
10692 aarch64_handle_standard_branch_protection,
10693 aarch64_validate_mbranch_protection,
10694 aarch64_handle_pac_ret_protection,
10695 aarch64_handle_attr_branch_protection,
10696 accepted_branch_protection_string,
10697 aarch64_pac_ret_subtypes,
10698 aarch64_branch_protect_types,
10699 aarch64_handle_pac_ret_leaf): Define.
10700 (aarch64_override_options_after_change_1, aarch64_override_options):
10701 Add check for accepted_branch_protection_string.
10702 (aarch64_option_save): Save accepted_branch_protection_string.
10703 (aarch64_option_restore): Save accepted_branch_protection_string.
10704 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10705 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10706 msign-return-address.
10707 * doc/invoke.texi: Add mbranch-protection.
10709 2019-01-08 Alan Modra <amodra@gmail.com>
10712 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10713 Delete "unknownp" parameter. Adjust callers. Handle
10714 CONST_INT, PLUS, MINUS, and MULT.
10715 (attr_value_aligned): Renamed from or_attr_value.
10716 (min_attr_value): Return INT_MIN for unhandled rtl case..
10717 (min_fn): ..and translate to INT_MAX here.
10718 (write_length_unit_log): Modify to cope without "unknown".
10719 (write_attr_value): Handle IF_THEN_ELSE.
10721 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10723 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10724 optimization for masked stores.
10726 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10728 PR middle-end/88567
10729 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10730 output vector directly to duplicate_and_interleave instead of
10731 going through a temporary. Postpone insertion of ctor_seq to
10732 the end of the loop.
10734 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10737 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10738 unsigned_p. Handle signed and unsigned overflow correction as
10740 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10742 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10744 (add<mode>3_compareV_imm): Make this callable for expanding.
10745 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10746 aarch64_plus_operand for operand 2.
10747 (subv<GPI:mode>_insn): New insn pattern.
10748 (subv<GPI:mode>_imm): Likewise.
10749 (negv<GPI:mode>3): New expand pattern.
10750 (negv<GPI:mode>_insn): New insn pattern.
10751 (negv<GPI:mode>_cmp_only): Likewise.
10752 (cmpv<GPI:mode>_insn): Likewise.
10753 (subvti4): Use register_operand for operand 1. Update call to
10754 aarch64_expand_subvti.
10755 (usubvti4): Likewise.
10756 (negvti3): New expand pattern.
10757 (negdi_carryout): New insn pattern.
10758 (negvdi_carryinV): New insn pattern.
10759 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10760 version the named version.
10761 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10763 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10765 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10767 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10768 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10769 (sub<mode>3_carryinCV): Delete.
10770 (sub<GPI:mode>3_carryinV): New expand pattern.
10771 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10773 2019-01-07 Richard Biener <rguenther@suse.de>
10775 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10776 of tree_operand_hash.
10778 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10780 PR tree-optimization/88598
10781 * tree.h (single_nonzero_element): Declare.
10782 * tree.c (single_nonzero_element): New function.
10783 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10784 if I is the only nonzero element of CST.
10786 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10788 PR tree-optimization/88598
10789 * tree.h (initializer_each_zero_or_onep): Declare.
10790 * tree.c (initializer_each_zero_or_onep): New function.
10791 (signed_or_unsigned_type_for): Handle float types too.
10792 (unsigned_type_for, signed_type_for): Update comments accordingly.
10793 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10794 x & { 0 or -1, 0 or -1, ... }.
10796 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10798 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10799 with x86_64-pc-linux-gnu.
10801 2019-01-07 Tom de Vries <tdevries@suse.de>
10804 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10806 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10809 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10811 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10812 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10813 TARGET_AVX512F as condition.
10816 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10817 const_not_ok_for_debug_p target hook.
10818 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10819 on UNSPEC and subexpressions thereof if all subexpressions of the
10820 UNSPEC are CONSTANT_P.
10822 PR tree-optimization/88676
10823 * tree-ssa-phiopt.c (two_value_replacement): New function.
10824 (tree_ssa_phiopt_worker): Call it.
10827 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10828 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10831 * tree-vect-generic.c: Include insn-config.h and recog.h.
10832 (expand_vector_piecewise): Add defaulted ret_type argument,
10833 if non-NULL, use that in preference to type for the result type.
10834 (expand_vector_parallel): Formatting fix.
10835 (do_vec_conversion, do_vec_narrowing_conversion,
10836 expand_vector_conversion): New functions.
10837 (expand_vector_operations_1): Call expand_vector_conversion
10838 for VEC_CONVERT ifn calls.
10839 * internal-fn.def (VEC_CONVERT): New internal function.
10840 * internal-fn.c (expand_VEC_CONVERT): New function.
10841 * fold-const-call.c (fold_const_vec_convert): New function.
10842 (fold_const_call): Use it for CFN_VEC_CONVERT.
10843 * doc/extend.texi (__builtin_convertvector): Document.
10845 2019-01-07 Tom de Vries <tdevries@suse.de>
10847 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10848 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10849 vector_red_partition, vector_red_sym): New global variables.
10850 (nvptx_option_override): Initialize vector_red_sym.
10851 (nvptx_declare_function_name): Restore red_partition register.
10852 (nvptx_file_end): Emit code to declare the vector reduction variables.
10853 (nvptx_output_red_partition): New function.
10854 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10855 large vector reductions.
10856 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10857 (nvptx_init_builtins): Add VECTOR_ADDR.
10858 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10859 Handle nvptx_expand_shared_addr.
10860 (nvptx_get_shared_red_addr): Add vector argument and handle large
10862 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10864 (nvptx_goacc_reduction_init): Likewise.
10865 (nvptx_goacc_reduction_fini): Likewise.
10866 (nvptx_goacc_reduction_teardown): Likewise.
10867 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10868 init,fini,teardown}.
10869 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10870 (nvptx_set_current_function): Init vector_red_partition.
10871 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10872 (nvptx_red_partition): New insn.
10873 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10875 2019-01-07 Tom de Vries <tdevries@suse.de>
10878 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10881 2019-01-07 Tom de Vries <tdevries@suse.de>
10883 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10884 (nvptx_option_override): Init oacc_bcast_partition.
10885 (nvptx_init_oacc_workers): New function.
10886 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10887 (nvptx_needs_shared_bcast): New function.
10888 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10889 to propagate state.
10890 (nvptx_shared_propagate): Initialize vector bcast partition and
10891 synchronization state.
10892 (nvptx_single): Generalize to enable vectors to use shared-memory
10893 to propagate state.
10894 (nvptx_process_pars): Likewise.
10895 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10896 * config/nvptx/nvptx.h (struct machine_function): Add
10897 bcast_partition and sync_bar members.
10899 2019-01-07 Tom de Vries <tdevries@suse.de>
10901 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10902 (nvptx_apply_dim_limits): New function.
10903 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10906 2019-01-07 Tom de Vries <tdevries@suse.de>
10908 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10909 as late as possible.
10911 2019-01-07 Tom de Vries <tdevries@suse.de>
10913 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10914 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10915 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10916 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10917 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10919 2019-01-07 Tom de Vries <tdevries@suse.de>
10921 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10923 2019-01-07 Tom de Vries <tdevries@suse.de>
10925 * omp-offload.c (oacc_get_min_dim): New function.
10926 * omp-offload.h (oacc_get_min_dim): Declare.
10928 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10931 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10932 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10934 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10938 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10940 * ipa-inline.c (edge_badness): Use inlined_time instead of
10941 inline_summaries->get.
10943 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10945 * opts.c (enable_fdo_optimizations): Enable
10946 version-loops-for-strides, loop-interchange, unrol-and-jam
10947 and tree-loop-distribution.
10948 * invoke.texi: Document newly enabled options.
10950 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10952 * doc/invoke.texi (max-inline-insns-small): New parameters.
10953 * ipa-inline.c (want_early_inline_function_p): simplify.
10954 (want_inline_small_function_p): Fix pasto from previous patch;
10955 use max-inline-insns-small bound.
10956 * params.def (max-inline-insns-small): New param.
10957 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10958 variables correctly.
10960 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10962 * doc/invoke.texi: Document max-inline-insns-size,
10963 uninlined-function-insns, uninlined-function-time,
10964 uninlined-thunk-insns and uninlined-thunk-time.
10965 * params.def: Add max-inline-insns-size,
10966 uninlined-function-insns, uninlined-function-time,
10967 uninlined-thunk-insns and uninlined-thunk-time.
10968 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10970 * ipa-inline.c (can_inline_edge_by_limits_p,
10971 want_inline_small_function_p): Use new parameters.
10973 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10975 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10977 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10979 PR middle-end/82564
10981 * expr.c (expand_assignment): For calls returning VLA structures
10982 if to_rtx is not a MEM, force it into a stack temporary.
10985 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10986 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10987 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10988 subexpressions of both operands.
10989 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10990 subrtxes are CONSTANT_P.
10991 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10992 2018-11-09 changes.
10994 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10996 * params.def (hot-bb-count-ws-permille): Set to 990.
10998 2019-01-04 Martin Sebor <msebor@redhat.com>
11001 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11004 2019-01-04 Martin Sebor <msebor@redhat.com>
11007 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11009 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11011 * gdbinit.in: Turn off pagination for the skip commands, restore
11012 it to previous state afterwards.
11014 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11017 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11018 of GET_MODE (opN) as modes of the libcall arguments.
11020 2019-01-04 Jan Beulich <jbeulich@suse.com>
11022 * config/i386/sse.md
11023 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11024 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11025 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11026 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11027 avx512f_vmcmp<mode>3<round_saeonly_name>,
11028 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11029 avx512f_maskcmp<mode>3,
11030 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11031 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11032 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11033 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11034 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11035 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11036 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11037 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11038 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11039 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11040 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11041 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11042 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11043 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11044 avx512cd_maskb_vec_dup<mode>,
11045 avx512cd_maskw_vec_dup<mode>,
11046 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11047 avx512dq_vmfpclass<mode>,
11048 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11051 2019-01-03 Martin Sebor <msebor@redhat.com>
11053 PR tree-optimization/88659
11054 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11056 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11058 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11059 unaligned vsx and avoid lxvd2x/stxvd2x.
11060 (gen_lvx_v4si_move): New function.
11062 2019-01-03 Tom de Vries <tdevries@suse.de>
11064 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11065 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11067 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11069 2019-01-03 Tom de Vries <tdevries@suse.de>
11071 * config/nvptx/nvptx.c (struct offload_attrs): New.
11072 (populate_offload_attrs): New function. Factor mask extraction out of
11073 nvptx_reorg. Add extraction of dimensions.
11074 (nvptx_reorg): Use populate_offload_attrs.
11076 2019-01-03 Tom de Vries <tdevries@suse.de>
11078 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11079 cases for oacc_min_dims_p and routine_p. Add asserts for
11080 oacc_default_dims_p and offload_region_p.
11082 2019-01-03 Tom de Vries <tdevries@suse.de>
11084 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11085 factored out of ...
11086 (nvptx_goacc_validate_dims): ... here.
11088 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11090 PR tree-optimization/85574
11091 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11093 (struct ssa_equip_hash_traits): Declare.
11094 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11096 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11099 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11100 change it to qualified_type.
11102 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11104 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11105 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11107 2019-01-02 Martin Sebor <msebor@redhat.com>
11108 Jeff Law <law@redhat.com>
11110 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11111 (get_range_strlen_tree): Update appropriately.
11113 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11115 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11116 rather than set_range_info.
11117 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11118 maybe_set_strlen_range. Handle potentially boundary crossing
11119 cases more conservatively.
11120 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11121 Call set_strlen_range.
11122 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11124 PR middle-end/88663
11125 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11126 need the flexp argument.
11127 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11128 from calls to get_range_strlen. Update comments. Just update
11129 VAL for an unterminated const char array and let the reset of the
11130 code handle it normally. No longer try to set *flexp. Adjust
11132 (get_range_strlen): Update for the new get_range_strlen API.
11133 (get_maxval_strlen): Similarly.
11134 (gimple_fold_builtin_strlen): Handle update meaning of return value
11135 from get_range_strlen.
11136 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11137 get_range_strlen API.
11139 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11142 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11143 false at WPA time when body was removed.
11145 2019-01-02 Martin Liska <mliska@suse.cz>
11147 PR tree-optimization/88650
11148 * predict.c (set_even_probabilities): Calculate probability
11149 remainer only when really used.
11151 2019-01-02 Richard Biener <rguenther@suse.de>
11153 PR middle-end/88651
11154 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11155 widest_ints when mangling max_stmt_execution results.
11157 2019-01-02 Richard Biener <rguenther@suse.de>
11159 PR tree-optimization/88621
11160 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11161 bitfields when canoncalizing.
11163 2019-01-02 Richard Biener <rguenther@suse.de>
11166 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11167 cost of cheap SSE instruction.
11169 2019-01-02 Richard Biener <rguenther@suse.de>
11172 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11173 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11175 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11176 set after UIDs before splitting them.
11178 2019-01-01 Martin Sebor <msebor@redhat.com>
11179 Jeff Law <law@redhat.com>
11181 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11182 length is optimistic. If it is, then arrange to compute the
11183 conservative length as well.
11185 * gimple-fold.h (get_range_strlen): Update prototype.
11186 * builtins.c (check_access): Update call to get_range_strlen to use
11187 c_strlen_data pointer. Change various variable accesses to instead
11188 pull data from the c_strlen_data structure.
11189 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11190 * calls.c (maybe_warn_nonstring_arg): Likewise.
11191 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11192 minimum length if maximum lengh is unknown.
11193 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11194 that used c_strlen, it's no longer needed. Restructure slightly.
11195 (format_string): Set unlikely range appropriately.
11196 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11198 (get_range_strlen): Accept c_strlen_data pointer for external
11199 call sites as well. Pass through to call to internal get_range_strlen.
11200 Adjust minlen, maxlen and maxbound as needed.
11201 (get_maxval_strlen): Update comments.
11202 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11203 to use c_strlen_data pointer. Change variable accesses to instead
11204 use c_strlen_data data members.
11206 * gimple-fold.c (get_range_strlen): Update prototype.
11207 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11208 local variables. Use pdata to return information to caller.
11209 Update calls to get_range_strlen. Update pdata->maxbound.
11210 (get_range_strlen -- static version): Similarly.
11211 (get_range_strlen -- extern version): Update for internal
11212 get_range_strlen API change. Convert to external data format.
11213 (get_maxval_strlen): Similarly.
11215 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11217 * coverage.c (get_coverage_counts): Use current_function_decl.
11218 * profile.c (read_thunk_profile): New function.
11219 (branch_prob): Add THUNK parameter.
11220 * tree-profile.c (tree_profiling): Handle thunks.
11221 * value-prof.c (init_node_map): Handle thunks.
11222 * value-prof.h (branch_prob): Upate prototype.
11223 (read_thunk_profile): Declare.
11225 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11227 Update copyright years.
11229 * gcc.c (process_command): Update copyright notice dates.
11230 * gcov-dump.c (print_version): Ditto.
11231 * gcov.c (print_version): Ditto.
11232 * gcov-tool.c (print_version): Ditto.
11233 * gengtype.c (create_file): Ditto.
11234 * doc/cpp.texi: Bump @copying's copyright year.
11235 * doc/cppinternals.texi: Ditto.
11236 * doc/gcc.texi: Ditto.
11237 * doc/gccint.texi: Ditto.
11238 * doc/gcov.texi: Ditto.
11239 * doc/install.texi: Ditto.
11240 * doc/invoke.texi: Ditto.
11242 Copyright (C) 2019 Free Software Foundation, Inc.
11244 Copying and distribution of this file, with or without modification,
11245 are permitted in any medium without royalty provided the copyright
11246 notice and this notice are preserved.