1 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3 * config/arm/iterators.md (VABAL): New int iterator.
4 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
5 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
8 2019-06-12 Martin Liska <mliska@suse.cz>
10 * value-prof.c (stream_out_histogram_value): Only first value
13 2019-06-12 Jakub Jelinek <jakub@redhat.com>
16 * symtab.c (symtab_node::set_section): Allow being called on aliases
17 as long as they aren't analyzed yet.
19 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
21 * config/mips/mips.c (mips_final_postscan_insn): Modify call
22 to `mips_set_text_contents_type' to indicate whether a
23 non-debug insn follows.
25 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
27 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
28 enabling -mpcrel by default.
29 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
30 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
31 that the test against -mcpu=future is done first. Then test if
32 -mprefixed-addr is on for -mpcrel.
33 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
35 2019-06-11 Jakub Jelinek <jakub@redhat.com>
38 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
41 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
43 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
45 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
47 PR c++/90449 - add -Winaccessible-base option.
48 * doc/invoke.texi (Winaccessible-base): Document.
50 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
52 PR tree-optimization/62041
53 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
55 2019-06-11 Jason Merrill <jason@redhat.com>
57 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
58 * tree.c (get_tree_code_name): Likewise.
59 * print-tree.c (print_node): Only briefly print a node with an
62 2019-06-11 Jakub Jelinek <jakub@redhat.com>
65 * trans-mem.c (tm_memopt_compute_available): Add assertion
66 that blocks is not empty. Formatting fix.
68 2019-06-11 Martin Liska <mliska@suse.cz>
71 * hash-table.h: Extend create_gcc, add one parameter
72 that is passed into hash_table::hash_table.
74 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
76 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
78 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
79 Emit clobber also for non-sse operations.
80 (ix86_split_fp_absneg_operator): New function.
81 * config/i386/i386.md (SSEMODEF): New mode iterator.
82 (ssevecmodef): New mode attribute.
83 (<code>tf2): Use absneg code iterator.
84 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
85 Add three-operand AVX alternatives.
86 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
87 Use absneg code iterator and X87MODEF mode iterator.
88 (absneg fp_reg non-sse splitter): Call absneg code iterator
89 and X87MODEF mode iterator.
90 (absneg general_reg non-sse splitter): Use absneg code iterator
91 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
92 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
93 code iterator. Add three-operand AVX alternative.
94 (absneg sse_reg splitter): Use absneg code iterator
95 and SSEMODEF mode iterator. Handle AVX operands.
96 (absneg fp_reg splitter): Use absneg code iterator
97 and MODEF mode iterator.
98 (absneg general_reg splitter): Merge splitters using MODEF mode
99 iterator. Use absneg code iterator. Call
100 ix86_split_fp_absneg_operator.
101 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
102 Do not enable for non-sse modes before reload.
105 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
106 ssevecmodef mode attribute instaed of CSGNVMODE.
107 (copysign<mode>3_const): Ditto.
108 (copysign<mode>3_var): Ditto.
109 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
110 Use absneg code iterator. Simplify code using std::swap.
111 * config/i386/predicates.md (absneg_operator): Remove.
113 2019-06-10 Martin Sebor <msebor@redhat.com>
115 * gimple-fold.c (get_range_strlen): Update comment that didn't
116 make it into r267503 or related commits.
118 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
120 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
121 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
123 2019-06-10 Jakub Jelinek <jakub@redhat.com>
125 * tree.def (OMP_SCAN): New tree code.
126 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
127 OMP_CLAUSE_EXCLUSIVE.
128 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
129 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
130 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
131 OMP_CLAUSE_{IN,EX}CLUSIVE.
132 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
133 * tree-nested.c (convert_nonlocal_reference_stmt,
134 convert_local_reference_stmt, convert_gimple_call): Handle
136 * tree-pretty-print.c (dump_omp_clause): Handle
137 OMP_CLAUSE_{IN,EX}CLUSIVE.
138 (dump_generic_node): Handle OMP_SCAN.
139 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
140 * gimple.h (gomp_scan): New type.
141 (is_a_helper <gomp_scan *>::test,
142 is_a_helper <const gomp_scan *>::test): New templates.
143 (gimple_build_omp_scan): Declare.
144 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
145 gimple_omp_scan_set_clauses): New inline functions.
146 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
147 * gimple.c (gimple_build_omp_scan): New function.
148 (gimple_copy): Handle GIMPLE_OMP_SCAN.
149 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
150 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
151 GIMPLE_OMP_TASKGROUP.
152 (dump_gimple_omp_scan): New function.
153 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
154 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
155 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
156 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
157 (is_gimple_stmt): Handle OMP_SCAN.
158 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
159 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
160 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
161 mentioned in nested #pragma omp scan. Handle
162 OMP_CLAUSE_{IN,EX}CLUSIVE.
163 (gimplify_expr): Handle OMP_SCAN.
164 * omp-low.c (check_omp_nesting_restrictions): For parent context,
165 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
167 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
170 2019-06-10 Martin Liska <mliska@suse.cz>
172 * ipa-cp.c (ignore_edge_p): New function.
173 (build_toporder_info): Use it.
174 * ipa-inline.c (ignore_edge_p): New function.
175 (inline_small_functions): Use it.
176 * ipa-pure-const.c (ignore_edge_for_nothrow):
177 Verify opt_for_fn for caller and callee.
178 (ignore_edge_for_pure_const): Likewise.
179 * ipa-reference.c (ignore_edge_p): Extend to check
181 * ipa-utils.c (searchc): Refactor.
182 * ipa-utils.h: Fix coding style.
184 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
186 * config/arc/arc.c (arc_rtx_costs): Update costs.
188 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
190 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
191 (arc_split_ior): Likewise.
192 (arc_check_mov_const): Likewise.
193 (arc_split_mov_const): Likewise.
194 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
195 (arc_rtx_costs): Replace check Crr with Cax constraint.
196 (prepare_move_operands): Cleanup, remove unused code.
197 (arc_split_ior): New function.
198 (arc_check_ior_const): Likewise.
199 (arc_split_mov_const): Likewise.
200 (arc_check_mov_const): Likewise.
201 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
202 in define_insn_and_split pattern.
204 (mulsi3_v2): Add new matching variant.
205 (andsi3_i): Cleanup pattern.
206 (rotrsi3_cnt1): Update pattern.
207 (rotrsi3_cnt8): New pattern.
208 (ashlsi2_cnt8): Likewise.
209 (ashlsi2_cnt16): Likewise.
210 * config/arc/constraints.md (C0p): Update constraint.
215 2019-06-10 Martin Liska <mliska@suse.cz>
217 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
219 (sem_item_optimizer::dump_cong_classes):
220 Print how many items are in a non-singular class. Improve
223 2019-06-10 Martin Liska <mliska@suse.cz>
225 * value-prof.c (dump_histogram_value): Change dump format.
226 (gimple_mod_subtract_transform): Remove legacy comment.
228 2019-06-10 Martin Liska <mliska@suse.cz>
230 * value-prof.c (dump_histogram_value): Print histogram values
233 2019-06-10 Martin Liska <mliska@suse.cz>
235 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
236 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
237 * ipa-profile.c (ipa_profile_generate_summary):
238 Use get_most_common_single_value.
239 * tree-profile.c (gimple_init_gcov_profiler):
240 Instrument with __gcov_one_value_profiler_v2
241 and __gcov_indirect_call_profiler_v4.
242 * value-prof.c (dump_histogram_value):
243 Print all values for HIST_TYPE_SINGLE_VALUE.
244 (stream_out_histogram_value): Update assert for
246 (stream_in_histogram_value): Set number of
247 counters for HIST_TYPE_SINGLE_VALUE.
248 (get_most_common_single_value): New.
249 (gimple_divmod_fixed_value_transform):
250 Use get_most_common_single_value.
251 (gimple_ic_transform): Likewise.
252 (gimple_stringops_transform): Likewise.
253 (gimple_find_values_to_profile): Set number
254 of counters for HIST_TYPE_SINGLE_VALUE.
255 * value-prof.h (get_most_common_single_value):
258 2019-06-10 Martin Liska <mliska@suse.cz>
260 * hash-map.h: Pass default value to hash_table ctor.
261 * hash-table.h: Add default value to call of a ctor.
263 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
265 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
266 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
268 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
271 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
272 Call pa_output_function_label.
273 (TARGET_ASM_FUNCTION_PROLOGUE): define.
274 * config/pa/pa-protos.h (pa_output_function_label): Declare.
275 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
277 (pa_linux_output_function_prologue): Declare.
278 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
279 (pa_output_function_label): New.
280 (pa_output_function_prologue): Revise to use pa_output_function_label.
281 (pa_linux_output_function_prologue): New.
282 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
284 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
286 * tree-vrp.h (value_range_base::intersect): New.
287 (value_range::intersect_helper): Move from here...
288 (value_range_base::intersect_helper): ...to here.
289 * tree-vrp.c (value_range::intersect_helper): Rename to...
290 (value_range_base::intersect_helper): ...this, and rewrite to
291 return a value instead of modifying THIS in place.
292 Also, move equivalence handling...
293 (value_range::intersect): ...here, while calling intersect_helper.
294 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
296 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
298 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
300 2019-06-07 Jakub Jelinek <jakub@redhat.com>
302 * Makefile.in (genprogerr): Add condmd.
303 (genprog): Remove it here.
305 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
307 * doc/invoke.texi (AMD GCN Options): Add gfx906.
309 2019-06-07 Richard Biener <rguenther@suse.de>
312 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
313 that appear after user labels.
315 2019-06-07 Martin Liska <mliska@suse.cz>
317 * cselib.c (cselib_init): Disable hash table
319 * hash-set.h: Pass new default argument to m_table.
320 * hash-table.c: Add global variable with hash table
322 * hash-table.h (Allocator>::hash_table): Add new argument
324 (hashtab_chk_error): New.
325 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
326 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
327 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
329 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
331 * common.opt (flto-odr-type-merging): Ignore.
332 * invoke.texi (-flto-odr-type-merging): Remove.
333 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
334 (can_be_vtable_hashed_p): Remove.
335 (hash_odr_vtable): Remove.
336 (odr_vtable_hasher::hash): Remove.
337 (types_same_for_odr): Remove.
338 (types_odr_comparable): Remove.
339 (odr_vtable_hasher::equal): Remove.
340 (odr_vtable_hash_type, odr_vtable_hash): Remove.
341 (add_type_duplicate): Do not synchronize vtable and name hashtables.
342 (get_odr_type): Do not use vtable hash.
343 (dump_odr_type): Remove commented out code.
344 (build_type_inheritance_graph): Do not allocate vtable hash.
345 (rebuild_type_inheritance_graph): Do not delete vtable hash.
346 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
347 (odr_type_p): Likewise.
348 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
351 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
353 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
354 immediately after same_types_for_tbaa_p returns -1 and continue
355 looking for possible exact match; if matching types are arrays
356 watch for partial overlaps.
357 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
358 (indirect_refs_may_alias_p): Do type based disambiguation first;
361 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
363 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
365 2019-06-07 Martin Liska <mliska@suse.cz>
367 * doc/invoke.texi: Remove param.
368 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
370 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
371 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
372 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
373 * profile.c (instrument_values): Remove
374 HIST_TYPE_INDIR_CALL_TOPN.
375 * tree-profile.c (init_ic_make_global_vars):
376 Always build __gcov_indirect_call only.
377 (gimple_init_gcov_profiler): Remove usage
378 of PARAM_INDIR_CALL_TOPN_PROFILE.
379 (gimple_gen_ic_profiler): Likewise.
380 * value-prof.c (dump_histogram_value): Likewise.
381 (stream_in_histogram_value): Likewise.
382 (gimple_indirect_call_to_profile): Likewise.
383 (gimple_find_values_to_profile): Likewise.
384 * value-prof.h (enum hist_type): Likewise.
386 2019-06-07 Martin Liska <mliska@suse.cz>
388 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
391 2019-06-07 Martin Liska <mliska@suse.cz>
393 PR tree-optimization/78902
394 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
395 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
396 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
397 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
398 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
399 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
400 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
401 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
402 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
403 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
404 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
405 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
406 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
408 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
409 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
410 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
411 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
412 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
413 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
414 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
415 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
416 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
417 warn_unused_result attribute.
418 (BUILT_IN_STRDUP): Likewise.
419 (BUILT_IN_STRNDUP): Likewise.
420 (BUILT_IN_ALLOCA): Likewise.
421 (BUILT_IN_CALLOC): Likewise.
422 (BUILT_IN_MALLOC): Likewise.
423 (BUILT_IN_REALLOC): Likewise.
425 2019-06-06 Jim Wilson <jimw@sifive.com>
428 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
429 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
430 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
432 2019-06-06 Martin Sebor <msebor@redhat.com>
434 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
435 (handle_builtin_malloc): Remove trailing spaces.
436 (handle_builtin_memset): Same.
437 (handle_builtin_memcmp): Same.
438 (compute_string_length): Same.
439 (determine_min_objsize): Same.
440 (handle_builtin_string_cmp): Same.
441 (handle_char_store): Same. Break up excessively long line.
443 2019-06-06 Martin Jambor <mjambor@suse.cz>
445 * tree-sra.c (build_reconstructed_reference): Drop the alignment
448 2019-06-06 Martin Jambor <mjambor@suse.cz>
450 * tree-sra.c (struct access): New field grp_same_access_path.
451 (dump_access): Dump it.
452 (build_reconstructed_reference): New function.
453 (build_ref_for_model): Use it if possible.
454 (path_comparable_for_same_access): New function.
455 (same_access_path_p): Likewise.
456 (sort_and_splice_var_accesses): Set the new flag.
457 (analyze_access_subtree): Likewise.
458 (propagate_subaccesses_across_link): Propagate zero value of the new
459 flag down the access tree.
461 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
463 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
464 * config/gcn/gcn.opt (gpu_type): Add gfx906.
465 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
466 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
469 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
471 PR tree-optimization/90332
472 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
473 Handle VALS containing two vectors.
474 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
476 (@aarch64_combinez<mode>): ... This.
477 (*aarch64_combinez_be<mode>): Rename to...
478 (@aarch64_combinez_be<mode>): ... This.
479 (vec_init<mode><Vhalf>): New define_expand.
480 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
482 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
484 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
485 library functions only when not optimizing for size.
492 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
494 PR rtl-optimization/88751
495 * ira.c (ira): Use the number of the actually referenced registers
496 when calculating the threshold.
498 2019-06-06 Jakub Jelinek <jakub@redhat.com>
500 * configure: Regenerate.
502 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
504 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
505 register if it is in memory, so the shift can be emulated with a rotate
510 2019-06-06 Martin Liska <mliska@suse.cz>
512 PR tree-optimization/87954
513 * match.pd: Simplify mult where both arguments are 0 or 1.
515 2019-06-06 Richard Biener <rguenther@suse.de>
517 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
518 put equivalences on UNDEFINED ranges.
519 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
520 Make sure to drop defs of stmts added during simplification
523 2019-06-06 Richard Biener <rguenther@suse.de>
525 * tree-ssa-structalias.c: Include tree-cfg.h.
526 (make_heapvar): Do not make heap vars artificial.
527 (find_func_aliases_for_builtin_call): Handle stack allocation
529 (find_func_aliases): Delay processing of simple enough returns
531 (set_uids_in_ptset): Adjust.
532 (find_what_var_points_to): Likewise.
533 (solve_constraints): Do not dump points-to sets here.
534 (compute_points_to_sets): Post-process return statements,
535 amending the escaped solution. Dump points-to sets afterwards.
536 (ipa_pta_execute): Dump points-to sets.
538 2019-06-06 Martin Liska <mliska@suse.cz>
541 * doc/install.texi: Fix HTML headers and
542 titles for 'Installing GCC' pages.
544 2019-06-06 Martin Liska <mliska@suse.cz>
546 * ipa-icf-gimple.h (dump_message_1): Remove.
547 (dump_message): Likewise.
548 (return_false_with_message_1): Print also file.
549 (return_false_with_msg): Likewise.
550 (return_with_result): Likewise.
551 (return_with_debug): Likewise.
552 * ipa-icf.c (sem_function::equals_private): Remove call
555 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
557 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
558 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
559 memory operand for it.
560 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
562 2019-06-05 Martin Sebor <msebor@redhat.com>
564 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
565 Adjust quoting and hyphenation.
566 * convert.c (convert_to_real_1): Same.
567 * gcc.c (driver_wrong_lang_callback): Same.
568 (driver::handle_unrecognized_options): Same.
569 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
570 * opts-common.c (cmdline_handle_error): Same.
571 (read_cmdline_option): Same.
572 * opts-global.c (complain_wrong_lang): Same.
573 (print_ignored_options): Same.
574 (handle_common_deferred_options): Same.
575 * pretty-print.h: Same.
576 * print-rtl.c (debug_bb_n_slim): Same.
577 * sched-rgn.c (make_pass_sched_fusion): Same.
578 * tree-cfg.c (verify_gimple_assign_unary): Same.
579 (verify_gimple_label): Same.
580 * tree-ssa-operands.c (verify_ssa_operands): Same.
581 * varasm.c (do_assemble_alias): Same.
582 (assemble_alias): Same.
584 2019-06-05 Richard Henderson <rth@twiddle.net>
586 * config/alpha/alpha.c (direct_return): Move down after
587 struct machine_function definition; use saved frame_size;
589 (struct machine_function): Add sa_mask, sa_size, frame_size.
590 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
591 (alpha_compute_frame_layout): ... new function.
592 (TARGET_COMPUTE_FRAME_LAYOUT): New.
593 (alpha_initial_elimination_offset): Use saved sa_size.
594 (alpha_vms_initial_elimination_offset): Likewise.
595 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
596 (alpha_expand_prologue): Use saved frame data. Merge integer
597 and fp register save loops.
598 (alpha_expand_epilogue): Likewise.
599 (alpha_start_function): Use saved frame data.
600 * config/alpha/alpha-protos.h (direct_return): Update.
601 (alpha_sa_size): Remove.
603 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
605 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
606 multiplication by a power-of-two value.
607 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
608 and turn the modulo operation into a masking operation.
610 2019-06-05 Jakub Jelinek <jakub@redhat.com>
613 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
614 with VOIDmode inner operands.
616 2019-06-05 Richard Biener <rguenther@suse.de>
619 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
620 turn an expression graph into a tree.
622 2019-06-05 Jakub Jelinek <jakub@redhat.com>
624 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
626 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
627 treat it like explicit monotonic schedule modifier.
628 (expand_omp_for): Initialize has_lastprivate_conditional.
629 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
632 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
633 references, lookup in in hash map MEM_REF operand instead of the
635 (lower_omp_1): When looking for lastprivate conditional assignments,
636 handle MEM_REFs with REFERENCE_TYPE operands.
638 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
639 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
640 and references a VLA. Handle references to non-VLAs if is_simd
641 all privatization clauses like reductions.
642 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
643 If omp_is_reference, use always omp simd arrays and set
644 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
645 fails, emit reference initialization.
647 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
650 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
651 _mm_mask_fpclass_sd_mask): New intrinsics.
652 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
653 * config/i386/i386-builtin.def
654 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
656 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
657 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
658 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
659 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
660 case QI_FTYPE_V2SF_INT): Ditto.
662 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
663 Extended to insnstructions with mask operands.
665 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
667 * config/rs6000/constraints.md (define_register_constraint "wp"):
669 (define_register_constraint "wq"): Delete.
670 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
671 (rs6000_init_hard_regno_mode_ok): Adjust.
672 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
673 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
674 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
675 (define_mode_attr VSa): Delete.
676 (define_mode_attr VSisa): New.
677 (rest of file): Adjust.
678 * doc/md.texi (Machine Constraints): Adjust.
680 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
682 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
683 (define_attr "enabled"): Handle those new isa values.
685 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
687 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
688 (define_mode_attr VSr5): Delete.
689 (define_mode_attr VStype_sqrt): Delete.
690 (define_mode_iterator VSX_SPDP): Delete.
691 (define_mode_attr VS_spdp_res): Delete.
692 (define_mode_attr VS_spdp_insn): Delete.
693 (define_mode_attr VS_spdp_type): Delete.
694 (*vsx_sqrt<mode>2): Adjust.
695 (vsx_<VS_spdp_insn>): Delete, split to...
696 (vsx_xscvdpsp): ... this. New. And...
697 (vsx_xvcvspdp): ... this. New. And...
698 (vsx_xvcvdpsp): ... this. New.
700 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
702 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
704 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
705 (rest of file): Adjust.
707 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
709 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
710 (vsx_extract_<mode>_var): Ditto.
712 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
714 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
717 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
719 * config/rs6000/constraints.md (define_register_constraint "ww"):
721 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
722 (rs6000_init_hard_regno_mode_ok): Adjust.
723 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
724 RS6000_CONSTRAINT_ww.
725 * config/rs6000/rs6000.md: Adjust.
726 * config/rs6000/vsx.md: Adjust.
727 * doc/md.texi (Machine Constraints): Adjust.
729 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
731 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
732 (define_mode_attr sd): New.
733 (define_mode_attr s): New.
734 (define_mode_attr Ftrad): Delete.
735 (define_mode_attr Fvsx): Delete.
736 (define_mode_attr Fs): Delete.
737 (rest of file): Use the new mode attributes.
738 * config.rs6000/vsx.md: Use the new mode attributes.
740 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
742 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
745 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
747 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
748 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
749 used with VSX_B, VSX_D, or VSX_F, with just "wa".
751 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
754 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
755 C++ with strict ANSI requirements.
757 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
759 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
760 computations when step is 1.
762 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
764 * config/rs6000/constraints.md (define_register_constraint "wf"):
766 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
767 (rs6000_init_hard_regno_mode_ok): Adjust.
768 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
769 RS6000_CONSTRAINT_wf.
770 * config/rs6000/rs6000.md: Adjust.
771 * config/rs6000/vsx.md: Adjust.
772 * doc/md.texi (Machine Constraints): Adjust.
774 2019-06-04 Andrew Pinski <apinski@marvell.com>
776 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
779 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
781 * config/rs6000/constraints.md (define_register_constraint "wd"):
783 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
784 (rs6000_init_hard_regno_mode_ok): Adjust.
785 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
786 RS6000_CONSTRAINT_wd.
787 * config/rs6000/rs6000.md: Adjust.
788 * config/rs6000/vsx.md: Adjust.
789 * doc/md.texi (Machine Constraints): Adjust.
791 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
793 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
794 (rest of file): Adjust.
796 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
798 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
799 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
800 (vsx_splat_<mode>_reg): Adjust.
802 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
804 * config/rs6000/constraints.md (define_register_constraint "ws"):
806 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
807 (rs6000_init_hard_regno_mode_ok): Adjust.
808 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
809 RS6000_CONSTRAINT_ws.
810 * config/rs6000/rs6000.md: Adjust.
811 * config/rs6000/vsx.md: Adjust.
812 * doc/md.texi (Machine Constraints): Adjust.
814 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
816 * config/rs6000/constraints.md (define_register_constraint "wv"):
818 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
819 (rs6000_init_hard_regno_mode_ok): Adjust.
820 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
821 RS6000_CONSTRAINT_wv.
822 * config/rs6000/rs6000.md: Adjust.
823 * config/rs6000/vsx.md: Adjust.
824 * doc/md.texi (Machine Constraints): Adjust.
826 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
828 * config/rs6000/constraints.md (define_register_constraint "wi"):
830 (define_register_constraint "wt"): Delete.
831 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
832 (rs6000_init_hard_regno_mode_ok): Adjust.
833 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
834 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
835 * config/rs6000/rs6000.md: Adjust.
836 * config/rs6000/vsx.md: Adjust.
837 * doc/md.texi (Machine Constraints): Adjust.
839 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
841 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
843 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
844 default_elf_asm_output_external.
846 2019-06-04 Martin Liska <mliska@suse.cz>
848 * ipa-icf.c (INCLUDE_LIST): Remove.
849 (sem_item_optimizer::execute): Remove call to init_wpa.
850 * ipa-icf.h (init_wpa): Remove.
852 2019-06-04 Jakub Jelinek <jakub@redhat.com>
854 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
855 conditional on combined for simd.
856 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
858 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
859 constructs, don't remove lastprivate_conditional_map, but instead set
860 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
861 to parent construct temporaries.
862 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
863 like !ctx->lastprivate_conditional_map.
864 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
865 use up->outer context instead of up.
866 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
867 gimple_omp_for_combined_p.
868 (expand_omp_for_static_nochunk): Likewise.
869 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
870 probably moved over into expand_omp_for_generic rather than being copied
873 2019-06-04 Martin Liska <mliska@suse.cz>
875 * value-prof.c (dump_histogram_value): Fix typo.
876 (gimple_mod_subtract_transform): Likewise.
878 2019-06-04 Richard Biener <rguenther@suse.de>
881 * tree-chrec.c (chrec_contains_symbols): Add to visited.
882 (tree_contains_chrecs): Likewise.
883 (chrec_contains_symbols_defined_in_loop): Move here and avoid
884 exponential behaivor from ...
885 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
887 (expression_expensive_p): Avoid exponential behavior and compute
888 expanded size, rejecting any expansion.
889 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
890 (idx_contains_abnormal_ssa_name_p): Likewise.
891 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
892 (contains_abnormal_ssa_name_p): Simplify and use
893 walk_tree_without_duplicates.
895 2019-06-04 Richard Biener <rguenther@suse.de>
897 PR tree-optimization/90738
899 2019-06-03 Richard Biener <rguenther@suse.de>
901 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
902 full reference tree and record in ref->ref.
903 (vn_reference_lookup_3): Pass in original ref to
904 ao_ref_init_from_vn_reference.
905 (vn_reference_lookup): Likewise.
906 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
907 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
908 Handle non-decl bases in the original reference.
910 2019-06-04 Martin Liska <mliska@suse.cz>
912 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
913 number of references.
914 (sem_item_optimizer::do_congruence_step):
915 (sem_item_optimizer::worklist_push): Dump how references
917 (sem_item_optimizer::worklist_pop): Use heap.
918 (sem_item_optimizer::process_cong_reduction): Likewise.
919 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
921 2019-06-04 Martin Liska <mliska@suse.cz>
923 * ipa-icf.h (struct sem_usage_pair_hash): New.
924 (sem_usage_pair_hash::hash): Likewise.
925 (sem_usage_pair_hash::equal): Likewise.
926 (struct sem_usage_hash): Likewise.
927 * ipa-icf.c (sem_item::sem_item): Initialize
929 (sem_item::add_reference): Register a reference
930 in ref_map and not in target->usages.
931 (sem_item::setup): Remove initialization of
933 (sem_item::~sem_item): Remove usage of dead vectors.
934 (sem_item::dump): Remove dump of references.
935 (sem_item_optimizer::sem_item_optimizer): Initialize
937 (sem_item_optimizer::read_section): Remove useless
939 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
940 (sem_item_optimizer::build_graph): Pass m_references
942 (sem_item_optimizer::verify_classes): Remove usage of dead
944 (sem_item_optimizer::traverse_congruence_split): Return true
945 when a class is split.
946 (sem_item_optimizer::do_congruence_step_for_index): Use
947 hash_map for look up of (sem_item *, index). That brings
948 significant speed up.
949 (sem_item_optimizer::do_congruence_step): Return true
950 when a split is done.
951 (congruence_class::is_class_used): Use referenced_by_count.
953 2019-06-04 Alan Modra <amodra@gmail.com>
956 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
959 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
961 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
962 * config/rs6000/rs6000.c (direct_move_p): Adjust.
963 (rs6000_secondary_reload_simple_move): Adjust.
964 (rs6000_opt_masks): Neuter the "mfpgpr" option.
965 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
966 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
969 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
970 (floatunssi<mode>2_lfiwzx): Adjust.
971 (fix_trunc<mode>si2_stfiwx): Adjust.
972 (fixuns_trunc<mode>si2_stfiwx): Adjust.
973 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
974 (mfpgpr): Mark as deprecated.
975 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
976 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
977 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
979 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
981 * config/rs6000/constraints.md (define_register_constraint "wg"):
983 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
984 RS6000_CONSTRAINT_wg.
985 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
986 (rs6000_init_hard_regno_mode_ok): Adjust.
987 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
988 Delete "wg" alternatives.
989 * doc/md.texi (Machine Constraints): Adjust.
991 2019-06-03 Alan Modra <amodra@gmail.com>
993 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
994 (get_uncond_jump_length): Assert length less than INT_MAX and
997 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1000 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1002 (expand_builtin_nonlocal_goto): Likewise.
1004 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1006 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1007 (aarch64_asm_output_external): Declare.
1008 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1009 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1010 (aarch64_asm_output_alias): New.
1011 (aarch64_asm_output_external): New.
1012 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1013 (ASM_OUTPUT_EXTERNAL): Define.
1015 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1016 * tree-vrp.h (value_range_base::nonzero_p): New.
1017 (value_range_base::set_nonnull): Rename to...
1018 (value_range_base::set_nonzero): ...this.
1019 (value_range_base::set_null): Rename to...
1020 (value_range_base::set_zero): ...this.
1021 (value_range::set_nonnull): Remove.
1022 (value_range::set_null): Remove.
1023 * tree-vrp.c (range_is_null): Remove.
1024 (range_is_nonnull): Remove.
1025 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1026 instead of range_is_*null.
1027 (extract_range_from_unary_expr): Same.
1028 (value_range_base::set_nonnull): Rename to...
1029 (value_range_base::set_nonzero): ...this.
1030 (value_range::set_nonnull): Remove.
1031 (value_range_base::set_null): Rename to...
1032 (value_range_base::set_zero): ...this.
1033 (value_range::set_null): Remove.
1034 (extract_range_from_binary_expr): Rename set_*null uses to
1036 (extract_range_from_unary_expr): Same.
1037 (union_helper): Same.
1038 * vr-values.c (get_value_range): Use set_*zero instead of
1040 (vr_values::extract_range_from_binary_expr): Same.
1041 (vr_values::extract_range_basic): Same.
1043 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1046 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1048 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1050 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1051 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1052 (aarch64_<su>abd<mode>_3): ... This.
1053 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1055 2019-06-03 Richard Biener <rguenther@suse.de>
1057 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1058 full reference tree and record in ref->ref.
1059 (vn_reference_lookup_3): Pass in original ref to
1060 ao_ref_init_from_vn_reference.
1061 (vn_reference_lookup): Likewise.
1062 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1063 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1064 Handle non-decl bases in the original reference.
1066 2019-06-03 Martin Liska <mliska@suse.cz>
1068 * doc/generic.texi: Remove Java Trees.
1070 2019-06-03 Martin Liska <mliska@suse.cz>
1072 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1073 returns 0 when operands are equal.
1075 2019-06-03 Richard Biener <rguenther@suse.de>
1077 PR tree-optimization/90716
1078 * tree-loop-distribution.c (destroy_loop): Process blocks in
1081 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1084 * vector-builder.h (vector_builder::count_dups): New method.
1085 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1087 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1088 (vec_init<mode><Vel>): New pattern.
1089 * config/aarch64/aarch64.c (emit_insr): New function.
1090 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1091 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1092 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1093 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1095 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1097 PR tree-optimization/90681
1098 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1099 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1100 special case for SLP, but fail on non-groupped loads.
1102 2019-06-03 Martin Liska <mliska@suse.cz>
1104 * cfg.c (debug): Use TDF_DETAILS for debug and
1105 print edge info only once.
1107 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1110 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1112 2019-06-01 Martin Sebor <msebor@redhat.com>
1115 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1117 2019-05-31 Jan Hubicka <jh@suse.cz>
1119 * alias.c: Include ipa-utils.h.
1120 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1121 * ipa-devirt.c (prevailing_odr_type): New.
1122 * ipa-utils.h (previaling_odr_type): Declare.
1124 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1125 Hongtao Liu <hongtao.liu@intel.com>
1128 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1129 NOTE_INSN_DELETED_LABEL check.
1131 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1132 Robert Suchanek <robert.suchanek@mips.com>
1134 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1135 and 3rd operands of the fmadd/fmsub/maddv builtin.
1137 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1139 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1140 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1141 on OMP_SIMD if not nested inside of worksharing loop that also has
1142 lastprivate conditional clause for the same decl.
1143 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1144 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1146 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1148 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1150 (lower_lastprivate_clauses): Likewise.
1151 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1152 calling lower_rec_input_clauses.
1153 (lower_omp_for): Likewise.
1154 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1155 clause on simd construct.
1156 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1157 OMP_CLAUSE__CONDTEMP_ clause is present.
1159 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1162 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1165 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1166 TEX_D32, TEX_D64 or TEX_D128.
1168 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1170 * match.pd (~(vec?cst1:cst2)): New transformation.
1172 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1174 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1175 ((size_t)(A /[ex] B) CMP C): New transformation.
1177 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1179 * doc/md.texi: Document define_insn_and_rewrite.
1180 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1181 * gensupport.c (queue_elem): Update comment.
1182 (replace_operands_with_dups): New function.
1183 (gen_rewrite_sequence): Likewise.
1184 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1185 * read-rtl.c (apply_subst_iterator): Likewise.
1186 (add_condition_to_rtx, named_rtx_p): Likewise.
1187 (rtx_reader::read_rtx_operand): Likewise.
1188 * config/aarch64/aarch64-sve.md
1189 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1190 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1191 define_insn_and_rewrite.
1192 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1193 Remove separate define_split.
1195 2019-05-31 Jan Hubicka <jh@suse.cz>
1197 * tree-ssa-alias.c (type_has_components_p): New function.
1198 (aliasing_component_refs_p): Use it.
1200 2019-05-31 Martin Liska <mliska@suse.cz>
1202 * gdbhooks.py: Add const_tree to TreePrinter.
1204 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1207 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1208 * doc/invoke.texi (Debugging Options): Document new default of
1209 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1211 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1213 PR tree-optimization/90671
1214 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1215 template_block used to be empty on the first call, don't use
1216 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1217 seq with bb_seq and set it with set_bb_seq.
1219 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1221 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1223 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1224 Michael Meissner <meissner@linux.ibm.com>
1226 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1227 (prefixed_mem_operand): Likewise.
1228 (non_prefixed_mem_operand): Likewise.
1229 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1231 * config/rs6000/rs6000.c (print_operand_address): Handle
1232 PC-relative addresses.
1233 (mode_supports_prefixed_address_p): New function.
1234 (rs6000_prefixed_address): New function.
1235 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1236 (SYMBOL_REF_PCREL_P): Likewise.
1238 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1240 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1241 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1242 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1243 is nested inside of parallel region, add _condtemp_ clause to both.
1244 * tree-nested.c (convert_nonlocal_omp_clauses,
1245 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1247 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1249 * omp-general.c (omp_extract_for_data): Compute it.
1250 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1251 (lower_rec_input_clauses): Likewise.
1252 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1253 clause is already present, just add one further one after it.
1254 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1255 (lower_send_shared_vars): Clear _condtemp_ vars.
1256 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1257 or section or taskgroup.
1258 * omp-expand.c (determine_parallel_type): Disallow combining only if
1259 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1260 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1261 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1262 expand_omp_for_static_chunk, expand_omp_for): Use
1263 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1264 determine if a special set of API routines are needed and if condtemp
1265 needs to be initialized, while always initialize cond_var if
1266 fd->lastprivate_conditional is non-zero.
1268 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1269 Michael Meissner <meissner@linux.ibm.com>
1271 * config/rs6000/constraints.md (eI): New constraint.
1272 * config/rs6000/predicates.md (cint34_operand): New predicate.
1273 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1274 (SIGNED_34BIT_OFFSET_P): Likewise.
1275 * doc/md.texi (eI): Document constraint.
1277 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1279 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1281 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1282 Michael Meissner <meissner@linux.ibm.com>
1284 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1285 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1286 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1287 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1288 (OTHER_FUTURE_MASKS): Likewise.
1289 (POWERPC_MASKS): Likewise.
1290 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1291 specified without -mprefixed-addr or -mcpu=future. Error if
1292 -mprefixed-addr is specified without -mcpu=future.
1293 (rs6000_opt_masks): Add entry for prefixed-addr.
1294 * rs6000.opt (mprefixed-addr): New option.
1296 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1298 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1299 cfun->is_thunk check.
1301 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1303 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1306 2019-05-30 Martin Liska <mliska@suse.cz>
1308 * gdbinit.in: Fix 'ptc' command. Add trt
1309 that prints TREE_TYPE($).
1311 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1312 Alan Modra <amodra@gmail.com>
1314 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1316 (rs6000_indirect_call_template_1): ...and here.
1317 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1318 plt16_ha, plt16_lo, mtctr indirect calls. Use
1320 (rs6000_decl_ok_for_sibcall): New function.
1321 (rs6000_function_ok_for_sibcall): Refactor.
1322 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1323 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1324 when pcrel. Reorganize.
1325 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1326 * rs6000.h (rs6000_pltseq_enum): New enum.
1327 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1328 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1329 (*pltseq_plt16_ha): Likewise.
1330 (*pltseq_plt16_lo): Likewise.
1331 (*pltseq_mtctr): Likewise.
1332 (*pltseq_plt_pcrel): New insn.
1333 (*call_local_aix): Handle @notoc calls.
1334 (*call_value_local_aix): Likewise.
1335 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1336 (*call_value_nonlocal_aix): Likewise.
1337 (*call_indirect_pcrel): New insn.
1338 (*call_value_indirect_pcrel): Likewise.
1341 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1343 * config/i386/sse.md (*save_multiple<mode>): Rename from
1344 save_multiple<mode>.
1345 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1346 (*restore_multiple_and_return<mode>): Rename from
1347 restore_multiple_and_return<mode>.
1348 (*restore_multiple_leave_return<mode>): Rename from
1349 restore_multiple_leave_return<mode>.
1351 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1353 * config.gcc (rx-*-linux*): New target.
1354 * config/rx/elf.opt: New file.
1355 * config/rx/linux.h: Likewise.
1356 * config/rx/t-linux: Likewise.
1357 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1359 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1360 (ASM_APP_OFF): Likewise.
1361 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1364 2019-05-29 Jan Hubicka <jh@suse.cz>
1366 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1367 variants are pointer equivalent.
1369 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1371 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1372 * config/aarch64/aarch64-sve2.md: New file.
1373 (<u>avg<mode>3_floor): New pattern.
1374 (<u>avg<mode>3_ceil): Likewise.
1375 (*<sur>h<addsub><mode>): Likewise.
1376 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1377 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1379 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1382 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1383 for var_opt_string printing. In cl_optimization_print_diff, print
1384 (null) instead of invoking undefined behavior if one of the
1385 var_opt_string pointers is NULL and use && instead of first || in the
1386 guarding condition. For var_target_other options, handle const char *
1387 target variables similarly to const char * optimize node variables.
1389 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1391 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1392 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1393 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1394 Add autib1716 and pacib1716 initialisation.
1395 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1396 for autib1716 and pacib1716.
1397 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1398 aarch64_post_cfi_startproc): Define.
1399 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1400 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1401 aarch64_handle_pac_ret_protection): Set default sign key to A.
1402 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1403 aarch64_expand_prologue): Add check for b-key.
1404 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1405 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1406 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1407 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1408 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1409 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1410 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1411 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1412 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1413 pauth_hint_num_a with pauth_hint_num.
1414 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1415 pauth_hint_num_a with pauth_hint_num.
1416 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1417 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1418 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1419 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1420 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1421 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1422 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1423 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1424 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1425 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1426 UNSPEC_AUTIA1716 respectively.
1427 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1428 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1429 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1430 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1431 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1433 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1435 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1436 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1437 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1438 explicit clause on combined parallel into implicit shared clause.
1439 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1440 and firstprivate if the decl has one too from combined parallel to
1441 the worksharing construct.
1443 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1444 Michael Meissner <meissner@linux.ibm.com>
1446 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1448 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1450 * rtl.h (LABEL_REF_P): New #define.
1452 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1454 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1456 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1458 * internal-fn.c: Marked mask_load_direct as vectorizable.
1459 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1460 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1461 combined even if masks different with allow_slp_p param.
1462 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1463 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1464 dissolve SLP-only vectorizable groups when SLP has been discarded.
1465 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1466 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1468 (vect_build_slp_tree_1): Fixed comment typo.
1469 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1470 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1472 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1474 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1476 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1478 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1479 Remove obsolete use_thunk reference.
1480 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1481 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1482 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1483 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1484 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1485 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1486 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1487 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1488 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1490 2019-05-28 Nathan Sidwell <nathan@acm.org>
1492 * tree.h (IDENTIFIER_ANON_P): New.
1493 (anon_aggrname_format, anon_aggname_p): Don't declare.
1494 (make_anon_name): Declare.
1495 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1496 (hash_tree): Likewise.
1497 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1498 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1499 (anon_cnt, make_anon_name): New.
1501 2019-05-28 Martin Liska <mliska@suse.cz>
1504 * opts-global.c (decode_options): Print help for all
1505 help_option_arguments.
1506 * opts.c (print_help): Add new argument.
1507 (common_handle_option): Remember all values into
1508 help_option_arguments.
1509 * opts.h (print_help): Add new argument.
1511 2019-05-28 Martin Liska <mliska@suse.cz>
1514 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1515 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1516 (func_checker::compare_bb): Call compare_loops.
1518 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1520 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1521 on sections construct.
1522 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1524 (lower_omp_sections): Handle lastprivate conditional.
1525 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1526 lastprivate_conditional_map.
1527 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1529 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1530 critical, taskgroup and section regions when looking for a region
1531 with non-NULL lastprivate_conditional_map.
1533 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1535 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1536 (*ix86_gen_sub3): Ditto.
1537 (*ix86_gen_sub3_carry): Ditto.
1538 (*ix86_gen_one_cmpl2): Ditto.
1539 (*ix86_gen_andsp): Ditto.
1540 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1541 (gen_and2_insn): New static function.
1542 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1543 Use gen_add3_insn instead of ix86_gen_add3.
1544 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1545 instead of ix86_gen_add3.
1546 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1547 Use gen_sub3_insn instead of ix86_gen_sub3.
1548 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1549 instead of ix86_gen_add3.
1550 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1551 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1552 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1553 * config/i386/i386-options.c (ix86_option_override_internal):
1554 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1555 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1557 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1559 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1560 and DW_OP_GNU_const_index opcodes.
1562 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1564 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1566 2019-05-27 Richard Biener <rguenther@suse.de>
1568 PR tree-optimization/90637
1569 * tree-ssa-sink.c (statement_sink_location): Honor the
1570 computed sink location for single-uses.
1572 2019-05-27 Richard Biener <rguenther@suse.de>
1575 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1578 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1580 * config/i386/i386.md (@sub<mode>3_carry): Rename
1581 from sub<mode>3_carry.
1582 (@leave_<mode>): New expander.
1583 (*leave): Rename from leave.
1584 (*leave_rex64): Rename from leave_rex64.
1585 (@monitorx_<mode>): Rename from monitorx_<mode>.
1586 (@clzero_<mode>): Rename from clzero_<mode>.
1587 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1588 from sse3_monitor_<mode>.
1589 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1590 (*ix86_gen_leave): Ditto.
1591 (*ix86_gen_monitor): Ditto.
1592 (*ix86_gen_monitorx): Ditto.
1593 (*ix86_gen_clzero): Ditto.
1594 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1595 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1596 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1597 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1598 Use gen_sse3_monitor instead of ix86_gen_monitor.
1599 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1600 instead of ix86_gen_monitorx.
1601 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1602 instead of ix86_gen_clzero.
1603 * config/i386/i386-options.c (ix86_option_override_internal):
1604 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1605 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1607 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1610 Rename from tls_global_dynamic_64_<mode>.
1611 (@tls_local_dynamic_base_64_<mode>): Rename from
1612 tls_local_dynamic_base_64_<mode>.
1613 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1614 Remove indirect function.
1615 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1616 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1617 instead of ix86_gen_tls_global_dynamic_64.
1618 Use gen_tls_local_dynamic_base_64 instead of
1619 ix86_gen_tls_local_dynamic_base_64.
1620 * config/i386/i386-options.c (ix86_option_override_internal):
1621 Do not initialize ix86_gen_tls_global_dynamic_64 and
1622 ix86_gen_tls_local_dynamic_base_64.
1624 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1626 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1627 Rename from pro_epilogue_adjust_stack_<mode>_add.
1628 (@pro_epilogue_adjust_stack_sub_<mode>)
1629 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1630 (@allocate_stack_worker_probe_<mode>):
1631 Rename from allocate_stack_worker_probe_<mode>.
1632 (allocate_stack): Use gen_allocate_stack_worker_probe.
1633 (probe_stack): Use gen_probe_stack_1.
1634 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1635 (@adjust_stack_and_probe_<mode>): Rename from
1636 adjust_stack_and_probe<mode>.
1637 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1638 (stack_protect_set): Use gen_stack_protect_set_1.
1639 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1640 (stack_protect_test): Use gen_stack_protect_test_1.
1641 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1642 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1643 Remove indirect function.
1644 (*ix86_gen_adjust_stack_and_probe): Ditto.
1645 (*ix86_gen_probe_stack_range): Ditto.
1646 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1647 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1648 (ix86_adjust_stack_and_probe_stack_clash): Use
1649 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1650 (ix86_adjust_stack_and_probe): Ditto.
1651 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1652 of ix86_gen_probe_stack_range.
1653 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1654 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1655 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1656 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1657 CODE_FOR_stack_protect_test_{si,di}.
1658 * config/i386/i386-options.c (ix86_option_override_internal):
1659 Do not initialize ix86_gen_allocate_stack_worker,
1660 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1662 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1664 * doc/invoke.texi (Link Options): Many editorial changes around
1667 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1669 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1670 pre-Solaris 11 referene and most Studio compiler details.
1672 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1675 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1676 DImode to SImode in floating-point registers on 64-bit target.
1677 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1678 register_operand in xmpyu patterns.
1680 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1682 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1683 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1684 OMP_CLAUSE__REDUCTEMP_.
1685 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1686 OMP_CLAUSE__CONDTEMP_.
1687 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1688 * tree-pretty-print.c (dump_omp_clause): Likewise.
1689 * tree-nested.c (convert_nonlocal_omp_clauses,
1690 convert_local_omp_clauses): Likewise.
1691 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1692 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1693 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1695 (gimplify_omp_for): Warn and disable conditional modifier from
1696 lastprivate on loop iterators.
1697 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1699 * omp-general.c (omp_extract_for_data): Initialize it.
1700 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1702 (delete_omp_context): Delete it.
1703 (lower_lastprivate_conditional_clauses): New function.
1704 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1705 handle lastprivate conditional clauses.
1706 (lower_reduction_clauses): Add CLIST argument, emit it into
1707 the critical section if any.
1708 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1709 lower_reduction_clauses callers.
1710 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1711 to lower_lastprivate_clauses.
1712 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1713 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1714 clist into a critical section if not emitted there already by
1715 lower_reduction_clauses.
1716 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1718 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1719 conditional variables.
1720 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1722 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1723 expand_omp_for_static_chunk): Handle lastprivate conditional.
1724 (expand_omp_for): Handle fd.lastprivate_conditional like
1727 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1729 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1730 kernel does not exit cleanly.
1731 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1733 2019-05-24 Jason Merrill <jason@redhat.com>
1736 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1738 2019-05-24 Richard Biener <rguenther@suse.de>
1741 * tree-loop-distribution.c (struct partition): Add location
1743 (partition_alloc): Initialize all fields.
1744 (generate_memset_builtin): Use the location recorded in the
1745 partition for the generated call.
1746 (generate_memcpy_builtin): Likewise.
1747 (classify_partition): Record the location of a single store
1748 as location for the partition.
1750 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1752 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1755 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1758 * common/config/aarch64/aarch64-common.c
1759 (aarch64_rewrite_selected_cpu): Change local temporary variable
1760 type from unsigned long to uint64_t.
1761 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1762 aarch64_get_extension_string_for_isa_flags): Change declaration to
1763 match new definition by replacing unsigned long with uint64_t.
1765 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1768 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1769 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1770 Handle stack_protect_test_<mode> codegen similarly to corresponding
1773 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1775 * config/i386/darwin.h: Reject -mfentry*.
1776 * doc/sourcebuild.texi: Document mfentry target support.
1778 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1780 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1781 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1782 false for PC-relative functions.
1783 (rs6000_output_function_prologue): Change called function name to
1784 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1785 name,1" for PC-relative functions.
1786 (rs6000_elf_declare_function_name): Change called function name to
1787 rs6000_global_entry_point_prologue_needed_p.
1789 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1792 * config/i386/i386.c (gen_rtx_cost):
1793 Use ix86_tune_cost instead of ix86_cost.
1795 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1796 Michael Meissner <meissner@linux.ibm.com>
1797 Segher Boessenkool <segher@kernel.crashing.org>
1799 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1801 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1802 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1803 (rs6000_fndecl_pcrel_p): Likewise.
1804 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1805 error if -mpcrel is requested without -mcpu=future.
1806 (rs6000_opt_masks): Add entry for pcrel.
1807 (rs6000_fndecl_pcrel_p): New function.
1808 (rs6000_pcrel_p): Likewise.
1809 * config/rs6000/rs6000.opt (mpcrel): New option.
1810 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1812 2019-05-23 Jan Hubicka <jh@suse.cz>
1813 Martin Liska <mliska@suse.cz>
1815 PR tree-optimization/90576
1816 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1818 (aliasing_component_refs_p): Fix three way size compare conditional;
1819 give up earlier in case we can not decide on equivalence.
1821 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1822 Michael Meissner <meissner@linux.ibm.com>
1823 Segher Boessenkool <segher@kernel.crashing.org>
1825 * config.gcc: Add future cpu.
1826 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1827 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1829 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1830 (RS6000_CPU): New instantiation for future cpu.
1831 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1833 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1834 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1835 * config/rs6000/rs6000-tables.opt: Regenerate.
1836 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1837 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1838 (rs6000_machine_from_flags): Handle future cpu.
1839 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1840 PROCESSOR_POWER9 for now.
1841 (rs6000_adjust_cost): Likewise.
1842 (rs6000_issue_rate): Likewise.
1843 (rs6000_register_move_cost): Likewise.
1844 (rs6000_opt_masks): Add entry for future.
1845 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1846 (MASK_FUTURE): New #define.
1847 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1848 * config/rs6000/rs6000.opt (mfuture): New target option.
1849 * doc/invoke.texi (mcpu): Add future cpu.
1851 2019-05-23 Martin Liska <mliska@suse.cz>
1854 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1855 operation points to a temporary (pointed via tree_to_wide_ref)
1856 that is out of scope after the &.
1858 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1861 * doc/extend.texi (Function Names): Add missing word.
1863 2019-05-23 Richard Biener <rguenther@suse.de>
1865 PR tree-optimization/88440
1866 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1868 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1870 (generate_memcpy_builtin): Likewise.
1871 (distribute_loop): Pass in whether to only distribute patterns.
1872 (prepare_perfect_loop_nest): Also allow size optimization.
1873 (pass_loop_distribution::execute): When optimizing a loop
1874 nest for size allow pattern replacement.
1876 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1879 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1882 2019-05-23 Martin Liska <mliska@suse.cz>
1885 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1886 expression similarly to gimplify_decl_expr.
1888 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1890 * cse.c (cse_dump_path): s/dump_file/f.
1892 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1895 * diagnostic-format-json.cc: Include "selftest.h".
1896 (json_from_expanded_location): Only add "file" key for non-NULL
1898 (json_from_location_range): Don't add "start" and "finish"
1899 children if they are UNKNOWN_LOCATION.
1900 (selftest::test_unknown_location): New selftest.
1901 (selftest::test_bad_endpoints): New selftest.
1902 (selftest::diagnostic_format_json_cc_tests): New function.
1903 * json.cc (json::object::get): New function.
1904 (selftest::test_object_get): New selftest.
1905 (selftest::json_cc_tests): Call it.
1906 * json.h (json::object::get): New decl.
1907 * selftest-run-tests.c (selftest::run_tests): Call
1908 selftest::diagnostic_format_json_cc_tests.
1909 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1912 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1913 Andrew Stubbs <amd@codesourcery.com>
1915 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1916 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1917 (kernel): Rename to...
1918 (main_kernel): ... this.
1919 (load_image): Load _init_array and _fini_array kernels.
1920 (run): Add argument for kernel to run.
1921 (main): Run init_array_kernel before main_kernel, and
1922 fini_array_kernel after.
1923 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1924 amdgpu_hsa_kernel attribute on functions.
1925 (gcn_disable_constructors): Delete.
1926 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1927 * config/gcn/crt0.c (size_t): Define.
1928 (_init_array, _fini_array): New.
1929 (__preinit_array_start, __preinit_array_end,
1930 __init_array_start, __init_array_end,
1931 __fini_array_start, __fini_array_end): Declare weak references.
1933 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1935 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1937 2019-05-22 Jason Merrill <jason@redhat.com>
1939 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1941 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1944 * config/i386/i386-options.c (ix86_init_machine_status): Set
1945 stack_frame_required to true.
1946 * config/i386/i386.c (ix86_get_frame_size): New function.
1947 (ix86_frame_pointer_required): Replace get_frame_size with
1948 ix86_get_frame_size.
1949 (ix86_compute_frame_layout): Likewise.
1950 (ix86_find_max_used_stack_alignment): Changed to void. Set
1951 stack_frame_required.
1952 (ix86_finalize_stack_frame_flags): Always call
1953 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1954 ix86_get_frame_size.
1955 * config/i386/i386.h (machine_function): Add stack_frame_required.
1957 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1959 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1961 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1963 * common/config/aarch64/aarch64-common.c
1964 (struct aarch64_option_extension, struct processor_name_to_arch,
1965 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1966 aarch64_contains_opt,
1967 aarch64_get_extension_string_for_isa_flags): Change type of
1968 variables storing flags to uint64_t.
1969 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1970 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1971 * config/aarch64/aarch64.c (struct processor,
1972 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1973 aarch64_validate_march, aarch64_override_options,
1974 aarch64_option_print, aarch64_handle_attr_isa_flags,
1975 aarch64_declare_function_name, aarch64_start_file): Make flag
1977 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1978 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1979 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1980 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1981 * config/aarch64/driver-aarch64.c
1982 (struct aarch64_arch_extension, struct aarch64_core_data,
1983 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1984 flag variables uint64_t.
1985 * doc/invoke.texi: Add documentation for new arguments.
1987 2019-05-22 Richard Biener <rguenther@suse.de>
1989 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1991 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1993 2019-05-22 Martin Liska <mliska@suse.cz>
1996 * doc/extend.texi: Document the change.
1998 2019-05-22 Richard Biener <rguenther@suse.de>
2000 PR tree-optimization/90450
2001 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2002 (mem_ref_hasher::equal): Check it.
2003 (mem_ref_alloc): Initialize it.
2004 (gather_mem_refs_stmt): Set it.
2006 2019-05-22 Richard Biener <rguenther@suse.de>
2008 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2010 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2013 2019-05-22 Alan Modra <amodra@gmail.com>
2015 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2016 (ASM_CPU_SPEC): Conditionally add -many.
2017 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2018 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2019 (rs6000_file_start): ..extracted from here, and modified to
2021 (rs6000_output_function_prologue): Emit .machine as necessary.
2022 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2024 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2025 added by check_vect_support_and_set_flags.
2026 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2027 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2029 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2032 * ira-lives.c (process_bb_node_lives): Consider defs
2033 for a call insn to be die before the call, not after.
2035 * function.c (assign_parm_setup_block): Raise alignment of
2036 stacked parameter only for STRICT_ALIGNMENT targets.
2038 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2040 * config/rs6000/constraints.md (define_register_constraint "wz"):
2042 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2043 RS6000_CONSTRAINT_wz.
2044 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2045 (rs6000_init_hard_regno_mode_ok): Adjust.
2046 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2047 * doc/md.texi (Machine Constraints): Adjust.
2049 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2051 * config/rs6000/constraints.md (define_register_constraint "wl"):
2053 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2054 RS6000_CONSTRAINT_wl.
2055 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2056 (rs6000_init_hard_regno_mode_ok): Adjust.
2057 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2058 * doc/md.texi (Machine Constraints): Adjust.
2060 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2062 * config/rs6000/constraints.md (define_register_constraint "wm"):
2064 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2065 RS6000_CONSTRAINT_wm.
2066 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2067 (rs6000_init_hard_regno_mode_ok): Adjust.
2068 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2069 * doc/md.texi (Machine Constraints): Adjust.
2071 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2073 * config/rs6000/constraints.md (define_register_constraint "wk"):
2075 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2076 RS6000_CONSTRAINT_wk.
2077 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2078 (rs6000_init_hard_regno_mode_ok): Adjust.
2079 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2080 * doc/md.texi (Machine Constraints): Adjust.
2082 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2084 * config/rs6000/constraints.md (define_register_constraint "wj"):
2086 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2087 RS6000_CONSTRAINT_wj.
2088 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2089 (rs6000_init_hard_regno_mode_ok): Adjust.
2090 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2092 * config/rs6000/vsx.md: Ditto.
2093 * doc/md.texi (Machine Constraints): Adjust.
2095 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2097 * config/rs6000/constraints.md (define_register_constraint "wh"):
2099 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2100 RS6000_CONSTRAINT_wh.
2101 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2102 (rs6000_init_hard_regno_mode_ok): Adjust.
2103 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2104 * doc/md.texi (Machine Constraints): Adjust.
2106 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2109 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2110 Avoid calling gen_lowpart with CONST operand.
2112 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2114 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2115 field template_last_to_copy.
2116 (ssa_create_duplicates): Set it, and use it. Attempt to
2117 preserve more debug stmts.
2119 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2121 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2122 (signbit<mode>2): New expander
2124 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2127 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2128 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2130 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2132 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2133 %ebx and %ecx bafore calling cpuid with leaf 1 or
2134 non-constant leaf argument.
2136 2019-05-21 Alan Modra <amodra@gmail.com>
2139 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2140 power9 direct move cost.
2141 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2142 Correct comments and rename functions to suit parameters.
2144 2019-05-21 Richard Biener <rguenther@suse.de>
2147 * fold-const.c (fold_read_from_vector): New function.
2148 * fold-const.h (fold_read_from_vector): Declare.
2149 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2150 single-element insert permutations. Canonicalize selector
2151 further and fix issue with last commit.
2153 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2155 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2156 parameter with default value false to declaration.
2157 (split_edges_for_insertion): New inline function. Wrapper for
2158 split_critical_edges with for_edge_insertion_p = true.
2159 * tree-cfg.c (split_critical_edges): Don't split non-critical
2160 edges if for_edge_insertion_p is false. Fix whitespace.
2161 * tree-ssa-pre.c (pass_pre::execute): Call
2162 split_edges_for_insertion instead of split_critical_edges.
2163 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2164 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2165 (pass_data_sink_code): Update function name in the comment.
2167 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2169 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2170 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2171 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2172 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2175 2019-05-21 Martin Liska <mliska@suse.cz>
2177 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2179 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2180 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2182 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2184 (rs6000_function_arg): Likewise.
2185 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2186 (rs6000_expand_ternop_builtin): Use interval syntax.
2187 (get_element_number): Likewise.
2188 (altivec_expand_builtin): Likewise.
2189 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2193 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2197 * function.h (struct function): Add calls_eh_return member.
2198 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2199 gimplifying __builtin_eh_return call.
2200 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2202 (expand_call_inline): Or in src_cfun->calls_eh_return into
2203 dst_cfun->calls_eh_return.
2204 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2205 cfun->calls_eh_return.
2206 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2207 * lto-streamer-out.c (output_struct_function_base): Write
2210 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2212 PR rtl-optimization/43147
2213 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2214 IX86_BUILTIN_SHUFPD.
2216 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2218 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2219 (refs_may_alias_p_1): ... here; update stats.
2220 (refs_may_alias_p): Do not update stats here.
2222 2019-05-20 Richard Biener <rguenther@suse.de>
2224 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2225 doesn't produce pointers.
2226 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2227 the first operand points to.
2229 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2231 * tree-ssa-alias.c (compare_sizes): New function.
2232 (sompare_type_sizes): New function
2233 (aliasing_component_refs_p): Use it.
2234 (indirect_ref_may_alias_decl_p): Likewise.
2236 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2238 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2240 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2242 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2243 (LIBLSAN_EARLY_SPEC): Likewise.
2244 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2246 2019-05-20 Martin Liska <mliska@suse.cz>
2248 * config/i386/i386.c (ix86_libc_has_fast_function):
2249 Add ATTRIBUTE_UNUSED for the argument.
2251 2019-05-20 Richard Biener <rguenther@suse.de>
2253 * gimple-match-head.c: Include vec-perm-indices.h.
2254 * generic-match-head.c: Likewise.
2255 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2257 * fold-const.c (fold_vec_perm): Export.
2258 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2259 (match.pd): ...here.
2261 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2263 * cfgloop.h (struct loop): Add simdlen member.
2264 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2265 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2266 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2267 as new argument to autovectorize_vector_sizes target hook. If
2268 loop->simdlen, pick up vector size where the vectorization factor
2269 is equal to loop->simd, and if there is none, fall back to the first
2271 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2273 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2274 * omp-general.c (omp_max_vf): Likewise.
2275 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2276 * tree-vect-slp.c (vect_slp_bb): Likewise.
2277 * target.def (autovectorize_vector_sizes): Add ALL argument and
2279 * doc/tm.texi: Adjust documentation.
2280 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2281 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2282 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2284 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2285 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2286 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2287 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2288 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2289 preferred vector size is not 512-bit or 256-bit, just put those
2290 unpreferred ones last.
2292 2019-05-20 Martin Liska <mliska@suse.cz>
2294 * targhooks.c (default_libc_has_fast_function): New function.
2295 * targhooks.h (default_libc_has_fast_function): Likewise.
2297 2019-05-20 Martin Liska <mliska@suse.cz>
2300 * builtins.c (expand_builtin_memory_copy_args): When having a
2301 target with fast mempcpy implementation do now use memcpy.
2302 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2303 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2304 * doc/tm.texi: Likewise.
2305 * doc/tm.texi.in: Likewise.
2307 * expr.c (emit_block_move_hints): Add 2 new arguments.
2308 * expr.h (emit_block_move_hints): Bail out when libcall
2309 to memcpy would be used.
2311 2019-05-20 Martin Liska <mliska@suse.cz>
2313 * profile-count.c: Add vertical spacing in order
2314 to separate functions.
2315 * profile-count.h: Likewise.
2317 2019-05-20 Martin Liska <mliska@suse.cz>
2319 * profile-count.h: Do not use full qualified
2321 * profile-count.c (profile_count::to_frequency): Likewise.
2323 2019-05-20 Martin Liska <mliska@suse.cz>
2325 * profile-count.h (enum profile_quality): Use capital letters
2326 for enum value names. Use the adjusted names.
2327 * profile-count.c: Use the adjusted names.
2329 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2331 * config/rs6000/constraints.md (define_register_constraint "wH"):
2333 (define_register_constraint "wI"): Delete.
2334 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2335 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2336 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2337 (rs6000_init_hard_regno_mode_ok): Adjust.
2338 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2339 resp. "d", or with "wa" as appropriate, all with "p8v".
2340 * config/rs6000/vsx.md: Ditto.
2341 * doc/md.texi (Machine Constraints): Adjust.
2343 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2345 * config/rs6000/constraints.md (define_register_constraint "wy"):
2347 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2348 RS6000_CONSTRAINT_wy.
2349 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2350 (rs6000_init_hard_regno_mode_ok): Adjust.
2351 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2352 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2353 (define_mode_attr Fisa): New.
2354 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2355 * doc/md.texi (Machine Constraints): Adjust.
2357 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2359 * config/rs6000/constraints.md (define_register_constraint "wu"):
2361 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2362 RS6000_CONSTRAINT_wu.
2363 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2364 (rs6000_init_hard_regno_mode_ok): Adjust.
2365 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2367 (define_mode_attr Fa): Delete.
2368 * config/rs6000/vsx.md: Ditto.
2369 * doc/md.texi (Machine Constraints): Adjust.
2371 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2373 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2375 (define_register_constraint "wK"): Delete.
2376 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2377 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2378 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2379 (rs6000_init_hard_regno_mode_ok): Adjust.
2380 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2381 Replace "wK" constraint by "wH" with "p9v".
2382 * config/rs6000/vsx.md: Ditto.
2383 * doc/md.texi (Machine Constraints): Adjust.
2385 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2387 * config/rs6000/constraints.md (define_register_constraint "wb"):
2389 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2390 RS6000_CONSTRAINT_wb.
2391 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2392 (rs6000_init_hard_regno_mode_ok): Adjust.
2393 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2394 * config/rs6000/vsx.md: Ditto.
2395 * doc/md.texi (Machine Constraints): Adjust.
2397 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2399 * config/rs6000/constraints.md (define_register_constraint "wo"):
2401 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2402 RS6000_CONSTRAINT_wo.
2403 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2404 (rs6000_init_hard_regno_mode_ok): Adjust.
2405 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2406 * config/rs6000/altivec.md: Ditto.
2407 * doc/md.texi (Machine Constraints): Adjust.
2409 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2411 * config/darwin-c.c (darwin_register_objc_includes): Do not
2412 prepend the sysroot when building gnu-runtime header search
2415 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2417 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2418 instead of direct output of the asm.
2420 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2422 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2423 argument to be type bool (was int before).
2424 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2425 at first use. Use type bool for some variables. Fix a theoretical
2426 eh_return bug for svr4.
2428 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2430 * config/rs6000/rs6000.md (isa): New attribute.
2431 (enabled): New attribute.
2433 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2435 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2436 assemble_start_function and assemble_end_function.
2438 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2441 * omp-general.c (oacc_verify_routine_clauses): Change formal
2442 parameters. Add checking if already marked with an OpenACC
2443 'routine' directive. Adjust all users.
2446 * omp-general.c (oacc_build_routine_dims): Move some of its
2448 (oacc_verify_routine_clauses): ... this new function.
2449 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2451 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2453 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2454 formating of picbase labels to match other ports.
2456 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2458 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2459 in the generated code.
2461 2019-05-16 Martin Sebor <msebor@redhat.com>
2463 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2464 identifiers, keywords, operators, and types in diagnostics. Correct
2465 quoting, spelling, and sentence capitalization issues.
2466 (expand_builtin_atomic_is_lock_free): Same.
2467 (fold_builtin_next_arg): Same.
2468 * cfgexpand.c (expand_one_var): Same.
2469 (tree_conflicts_with_clobbers_p): Same.
2470 (expand_asm_stmt): Same.
2471 (verify_loop_structure): Same.
2472 * cgraphunit.c (process_function_and_variable_attributes): Same.
2473 * collect-utils.c (collect_execute): Same.
2474 * collect2.c (maybe_run_lto_and_relink): Same.
2475 (is_lto_object_file): Same.
2476 (scan_prog_file): Same.
2477 * convert.c (convert_to_real_1): Same.
2478 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2479 * except.c (verify_eh_tree): Same.
2480 * gcc.c (execute): Same.
2481 (eval_spec_function): Same.
2482 (run_attempt): Same.
2483 (driver::set_up_specs): Same.
2484 (compare_debug_auxbase_opt_spec_function): Same.
2485 * gcov-tool.c (unlink_gcda_file): Same.
2488 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2489 * gimplify.c (gimplify_asm_expr): Same.
2490 (gimplify_adjust_omp_clauses): Same.
2491 * hsa-gen.c (gen_hsa_addr_insns): Same.
2492 (gen_hsa_insns_for_load): Same.
2493 (gen_hsa_cmp_insn_from_gimple): Same.
2494 (gen_hsa_insns_for_operation_assignment): Same.
2495 (gen_get_level): Same.
2496 (gen_hsa_alloca): Same.
2497 (omp_simple_builtin::generate): Same.
2498 (gen_hsa_atomic_for_builtin): Same.
2499 (gen_hsa_insns_for_call): Same.
2500 * input.c (dump_location_info): Same.
2501 * ipa-devirt.c (compare_virtual_tables): Same.
2502 * ira.c (ira_setup_eliminable_regset): Same.
2503 * lra-assigns.c (lra_assign): Same.
2504 * lra-constraints.c (lra_constraints): Same.
2505 * lto-streamer-in.c (lto_input_mode_table): Same.
2506 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2507 (merge_and_complain): Same.
2508 (compile_offload_image): Same.
2509 (compile_images_for_offload_targets): Same.
2510 (debug_objcopy): Same.
2513 * opts.c (print_specific_help): Same.
2514 (parse_no_sanitize_attribute): Same.
2516 (handle_param): Same.
2517 * plugin.c (add_new_plugin): Same.
2518 (parse_plugin_arg_opt): Same.
2519 (try_init_one_plugin): Same.
2520 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2521 operators, and types in diagnostics. Correct quoting and spelling
2523 * read-rtl-function.c (parse_edge_flag_token): Same.
2524 (function_reader::parse_enum_value): Same.
2525 * reg-stack.c (check_asm_stack_operands): Same.
2526 * regcprop.c (validate_value_data): Same.
2527 * sched-rgn.c (make_pass_sched_fusion): Same.
2528 * stmt.c (check_unique_operand_names): Same.
2529 * targhooks.c (default_target_option_pragma_parse): Same.
2530 * tlink.c (recompile_files): Same.
2531 * toplev.c (process_options): Same.
2533 * trans-mem.c (diagnose_tm_1): Same.
2534 (ipa_tm_scan_irr_block): Same.
2535 (ipa_tm_diagnose_transaction): Same.
2536 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2537 format a tree code name in a diagnostic.
2538 (verify_types_in_gimple_min_lval): Same.
2539 (verify_types_in_gimple_reference): Same.
2540 (verify_gimple_call): Same.
2541 (verify_gimple_assign_unary): Same.
2542 (verify_gimple_assign_binary): Same.
2543 (verify_gimple_assign_ternary): Same.
2544 (verify_gimple_assign_single): Same.
2545 (verify_gimple_switch): Same.
2546 (verify_gimple_label): Same.
2547 (verify_gimple_phi): Same.
2548 (verify_gimple_in_seq): Same.
2549 (verify_eh_throw_stmt_node): Same.
2550 (collect_subblocks): Same.
2551 (gimple_verify_flow_info): Same.
2552 (do_warn_unused_result): Same.
2553 * tree-inline.c (expand_call_inline): Same.
2554 * tree-into-ssa.c (update_ssa): Same.
2555 * tree.c (tree_int_cst_elt_check_failed): Same.
2556 (tree_vec_elt_check_failed): Same.
2557 (omp_clause_operand_check_failed): Same.
2558 (verify_type_variant): Same.
2559 (verify_type): Same.
2560 * value-prof.c (verify_histograms): Same.
2561 * varasm.c (assemble_start_function): Same.
2563 2019-05-16 Martin Sebor <msebor@redhat.com>
2565 * config/i386/i386-expand.c (get_element_number): Quote keywords
2566 and other internal names in diagnostics. Adjust other diagnostic
2567 formatting issues noted by -Wformat-diag.
2568 * config/i386/i386-features.c
2569 (ix86_mangle_function_version_assembler_name): Same.
2570 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2571 * config/i386/i386.c (ix86_function_type_abi): Same.
2572 (ix86_function_ms_hook_prologue): Same.
2573 (classify_argument): Same.
2574 (ix86_expand_prologue): Same.
2575 (ix86_md_asm_adjust): Same.
2576 (ix86_memmodel_check): Same.
2578 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2580 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2581 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2584 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2587 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2588 intrinsics without SSE/SSE2/SSSE3.
2589 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2591 (*mmx_uavgv8qi3): Likewise.
2593 2019-05-17 Richard Biener <rguenther@suse.de>
2595 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2596 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2598 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2600 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2601 vec_sldw insn pattern.
2603 2019-05-17 Richard Biener <rguenther@suse.de>
2605 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2607 2019-05-17 Martin Liska <mliska@suse.cz>
2610 * toplev.c (output_stack_usage): With LTO and sanitizer it
2611 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2612 has no file location.
2614 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2617 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2618 sz0 is equal to sz1, instead return false in that case.
2620 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2621 has non-constant expression, force sctx.lane and use two
2622 argument IFN_GOMP_SIMD_LANE instead of single argument.
2623 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2624 two argument IFN_GOMP_SIMD_LANE without lhs.
2625 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2627 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2629 (LOOP_REQUIRES_VERSIONING): Or in
2630 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2631 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2633 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2634 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2635 from simd if clause if needed.
2637 2019-05-16 Richard Biener <rguenther@suse.de>
2639 * tree-affine.c (expr_to_aff_combination): New function split
2641 (tree_to_aff_combination): ... here.
2642 (aff_combination_expand): Avoid building a GENERIC tree.
2644 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2646 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2647 assemble_start_function and assemble_end_function calls.
2648 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2649 assemble_start_function and assemble_end_function.
2650 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2651 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2652 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2653 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2654 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2655 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2656 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2657 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2658 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2659 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2660 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2661 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2663 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2664 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2665 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2666 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2667 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2668 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2669 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2670 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2671 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2672 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2673 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2674 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2675 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2676 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2678 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2679 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2680 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2682 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2684 * tree-ssa-alias.c (alias_stats): Add
2685 aliasing_component_refs_p_may_alias and
2686 aliasing_component_refs_p_no_alias.
2687 (dump_alias_stats): Print aliasing_component_refs_p stats.
2688 (aliasing_component_refs_p): Update stats.
2690 2019-05-16 Martin Liska <mliska@suse.cz>
2693 * multiple_target.c (expand_target_clones): Do not allow
2694 target_clones being used with a symbol that is an alias.
2696 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2698 PR tree-optimization/90394
2699 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2700 positives rather than ICE for cases where (code2 == NE_EXPR
2701 && code1 == BIT_AND_EXPR).
2703 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2706 * tree-core.h (struct tree_decl_common): Document
2707 decl_nonshareable_flag for PARM_DECLs.
2708 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2709 * calls.c (expand_call): Don't try tail call if caller
2710 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2711 passed on the stack and callee needs to pass any arguments on the
2713 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2714 else if instead of series of mutually exclusive ifs. Handle
2715 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2716 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2718 * lto-streamer.h (LTO_major_version): Bump to 9.
2720 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2722 PR tree-optimization/90106
2723 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2724 new parameter as new internal function call, also move it to new
2726 (use_internal_fn): Pass internal function call to
2727 shrink_wrap_one_built_in_call_with_conds.
2729 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2731 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2733 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2734 safelen_int and set loop->dont_vectorize.
2736 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2741 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2743 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2744 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2745 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2748 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2751 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2752 define_insn_and_split to support SSE emulation.
2753 (*vec_extractv2sf_0): Likewise.
2754 (*vec_extractv2sf_1): Likewise.
2755 (*vec_extractv2si_0): Likewise.
2756 (*vec_extractv2si_1): Likewise.
2757 (*vec_extractv2si_zext_mem): Likewise.
2758 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2759 (vec_extractv2sf_1 splitter): Likewise.
2760 (vec_extractv2sfsf): Likewise.
2761 (vec_setv2si): Likewise.
2762 (vec_extractv2si_1 splitter): Likewise.
2763 (vec_extractv2sisi): Likewise.
2764 (vec_setv4hi): Likewise.
2765 (vec_extractv4hihi): Likewise.
2766 (vec_setv8qi): Likewise.
2767 (vec_extractv8qiqi): Likewise.
2768 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2769 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2770 (vec_extractv2sisi): Likewise.
2771 (vec_extractv4hihi): Likewise.
2772 (vec_extractv8qiqi): Likewise.
2773 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2774 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2775 (vec_initv2sisi): Likewise.
2776 (vec_initv4hihi): Likewise.
2777 (vec_initv8qiqi): Likewise.
2778 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2779 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2780 (vec_setv4hi): Likewise.
2781 (vec_setv8qi): Likewise.
2783 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2786 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2787 TARGET_MMX_WITH_SSE.
2788 (MMXMODE:*mov<mode>_internal): Likewise.
2789 (MMXMODE:movmisalign<mode>): Likewise.
2791 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2795 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2796 (sse2_cvtpd2pi): Ditto.
2797 (sse2_cvttpd2pi): Ditto.
2798 (*vec_concatv2sf_sse4_1): Ditto.
2799 (*vec_concatv2sf_sse): Ditto.
2800 (*vec_concatv2si_sse4_1): Ditto.
2801 (*vec_concatv2si): Ditto.
2802 (*vec_concatv4si_0): Ditto.
2803 (*vec_concatv2di_0): Ditto.
2805 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2808 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2810 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2813 * config/i386/sse.md (ssse3_palignrdi): Changed to
2814 define_insn_and_split to support SSE emulation.
2816 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2819 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2821 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2824 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2825 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2828 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2831 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2832 or TARGET_MMX_WITH_SSE.
2833 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2835 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2838 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2840 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2843 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2844 Changed to define_insn_and_split to support SSE emulation.
2846 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2849 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2850 Changed to define_insn_and_split to support SSE emulation.
2852 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2855 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2856 (*mmx_<emms>): This.
2857 (mmx_<emms>): New expander.
2859 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2864 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2866 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2869 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2871 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2874 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2876 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2880 TARGET_MMX_WITH_SSE.
2881 (*mmx_uavgv4hi3): Add SSE emulation.
2883 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2886 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2887 and TARGET_MMX_WITH_SSE.
2888 (*mmx_uavgv8qi3): Add SSE emulation.
2890 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2893 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2894 maskmovdqu for __MMX_WITH_SSE__.
2896 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2899 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2900 TARGET_MMX and TARGET_MMX_WITH_SSE.
2901 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2903 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2906 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2907 define_insn_and_split to support SSE emulation.
2909 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2912 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2913 and TARGET_MMX_WITH_SSE.
2914 (mmx_<code>v8qi3): Likewise.
2915 (smaxmin:<code>v4hi3): New.
2916 (umaxmin:<code>v8qi3): Likewise.
2917 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2918 (umaxmin:*mmx_<code>v8qi3): Likewise.
2920 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2923 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2924 TARGET_MMX_WITH_SSE.
2925 (*mmx_pinsrw): Add SSE emulation.
2927 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2930 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2932 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2935 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2936 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2939 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2942 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2943 (sse_cvttps2pi): Likewise.
2945 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2948 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2949 TARGET_MMX_WITH_SSE.
2950 (mmx_pshufw_1): Add SSE emulation.
2951 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2952 TARGET_MMX_WITH_SSE to support SSE emulation.
2954 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2957 * config/i386/constraints.md (Yw): New constraint.
2958 * config/i386/mmx.md (*vec_dupv2si): Changed to
2959 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2960 support SSE emulation.
2962 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2965 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2966 TARGET_MMX_WITH_SSE.
2967 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2969 (mmx_gt<mode>3): Likewise.
2971 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2974 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2975 TARGET_MMX_WITH_SSE. Add SSE support.
2977 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2980 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2981 TARGET_MMX_WITH_SSE.
2982 (any_logic:<code><mode>3): New.
2983 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2986 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2989 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2990 TARGET_MMX_WITH_SSE. Add SSE emulation.
2991 (mmx_<shift_insn><mode>3): Likewise.
2993 (<shift_insn><mode>3): Likewise.
2995 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2999 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3001 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3004 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3005 TARGET_MMX_WITH_SSE.
3006 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3009 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3012 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3013 TARGET_MMX_WITH_SSE.
3015 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3018 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3021 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3022 (plusminus:mmx_<plusminus_insn><mode>3): Check
3023 TARGET_MMX_WITH_SSE.
3024 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3025 (<plusminus_insn><mode>3): New.
3026 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3027 (*mmx_<plusminus_insn><mode>3): Likewise.
3029 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3032 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3033 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3035 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3036 define_insn_and_split to support SSE emulation.
3037 (mmx_punpcklbw): Likewise.
3038 (mmx_punpckhwd): Likewise.
3039 (mmx_punpcklwd): Likewise.
3040 (mmx_punpckhdq): Likewise.
3041 (mmx_punpckldq): Likewise.
3043 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3044 Uros Bizjak <ubizjak@gmail.com>
3047 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3049 (ix86_split_mmx_pack): Likewise.
3050 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3052 (ix86_split_mmx_pack): Likewise.
3053 * config/i386/i386.md (mmx_isa): New.
3054 (enabled): Also check mmx_isa.
3055 * config/i386/mmx.md (any_s_truncate): New code iterator.
3056 (s_trunsuffix): New code attr.
3057 (mmx_packsswb): Removed.
3058 (mmx_packssdw): Likewise.
3059 (mmx_packuswb): Likewise.
3060 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3061 MMX packsswb/packuswb with SSE2.
3062 (mmx_packssdw): Likewise.
3063 * config/i386/predicates.md (register_mmxmem_operand): New.
3065 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3068 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3069 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3070 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3071 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3072 (ix86_vector_mode_supported_p): Likewise.
3073 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3075 2019-05-15 Martin Liska <mliska@suse.cz>
3078 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3081 2019-05-15 Richard Biener <rguenther@suse.de>
3083 * tree-into-ssa.c (pass_build_ssa::execute): Run
3084 update_address_taken before going into SSA.
3086 2019-05-15 Richard Biener <rguenther@suse.de>
3088 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3089 as __BIT_FIELD_REF with type with -gimple.
3091 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3093 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3094 semantically equivalent branches (left over after prior refactorings).
3096 2019-05-15 Richard Biener <rguenther@suse.de>
3098 PR tree-optimization/88828
3099 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3102 2019-05-14 Richard Biener <rguenther@suse.de>
3104 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3105 as __VIEW_CONVERT with -gimple.
3107 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3110 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3113 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3115 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3116 define_split to become a define_insn_and_split.
3118 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3120 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3122 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3123 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3124 (sibcall_epilogue): Adjust.
3127 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3129 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3130 to unsupported ones.
3131 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3132 * config.host: Likewise.
3133 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3134 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3135 __svr4__]: Remove "brand" fallback.
3136 [!KSTAT_DATA_STRING]: Remove.
3137 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3139 (comdat_group): Likewise.
3140 (set_have_as_tls): Likewise.
3141 (gcc_cv_target_dl_iterate_phdr): Likewise.
3142 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3143 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3144 * configure: Regenerate.
3145 * doc/install.texi: Simplify Solaris target triplets.
3146 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3147 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3148 Remove Solaris 10 references.
3149 Remove obsolete Solaris bug reference.
3150 (Specific, sparc-sun-solaris2.10): Remove.
3152 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3154 * config/i386/i386.md (any_div): New code iterator.
3155 (paired_mod): New code attribute.
3156 (sgnprefix): Handle DIV and UDIV RTXes.
3158 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3159 and udivmod<mode>4 patterns using any_div code iterator.
3160 (divmod splitters): Macroize splitters using any_div code iterator.
3161 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3162 (*udivmodsi4_pow2_zext_2): Ditto.
3163 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3164 and *udivmod<mode>4_noext patterns using any_div code iterator.
3165 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3166 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3167 patterns using any_div code iterator.
3168 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3169 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3170 patterns using any_div code iterator.
3171 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3172 udivmodhiqi3 patterns using any_extend code iterator.
3174 2019-05-14 Richard Biener <rguenther@suse.de>
3175 H.J. Lu <hongjiu.lu@intel.com>
3177 PR tree-optimization/88828
3178 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3179 permuting in a single non-constant element not extracted
3182 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3184 * internal-fn.def (SIGNBIT): New.
3185 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3187 (signbitv4sf2): Likewise.
3189 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3192 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3193 next insn when the SRC reg is dead.
3195 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3197 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3198 (alloc_cand_and_find_basis): Ditto.
3199 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3200 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3201 (create_add_imm_cand, slsr_process_cast): Ditto.
3202 (slsr_process_copy, replace_mult_candidate): Ditto.
3203 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3204 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3205 (pass_strength_reduction::execute): Init the first NULL element.
3207 2019-05-13 Nathan Sidwell <nathan@acm.org>
3209 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3210 (run_attempt): Reformat line break.
3212 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3215 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3216 data registers in sibcall epilogues.
3217 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3219 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3222 * configure.ac (--enable-frame-pointer):
3223 Disable by default for cygwin and mingw.
3224 * configure: Regenerate.
3226 2019-05-13 Nathan Sidwell <nathan@acm.org>
3228 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3230 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3231 (gen_member_die): Move abstract origin check earlier. Only VARs
3232 can be static_inline_p. Simplify splicing control flow.
3234 2019-05-13 Richard Biener <rguenther@suse.de>
3236 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3238 (vect_build_slp_tree_1): Likewise.
3240 2019-05-13 Richard Biener <rguenther@suse.de>
3242 PR tree-optimization/90402
3243 * tree-if-conv.c (tree_if_conversion): Value number only
3244 the loop body by making the latch an exit of the region
3246 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3248 (do_rpo_vn): Deal with multiple edges into the entry block
3249 that are not backedges inside the region by skipping PHIs
3252 2019-05-13 Richard Biener <rguenther@suse.de>
3254 PR tree-optimization/90316
3255 * tree-ssa-pre.c (insert_aux): Fold into ...
3256 (insert): ... this function. Use a RPO walk to reduce the
3257 number of required iterations.
3259 2019-05-13 Martin Liska <mliska@suse.cz>
3261 PR tree-optimization/90416
3262 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3263 string instead of passing the second part as va_arg argument.
3265 2019-05-13 Martin Liska <mliska@suse.cz>
3267 PR gcov-profile/90380
3268 * gcov.c (handle_cycle): Do not support zero cycle count,
3269 it should not be possible.
3270 (path_contains_zero_cycle_arc): New function.
3271 (circuit): Ignore zero cycle arc counts.
3273 2019-05-13 Martin Liska <mliska@suse.cz>
3275 PR gcov-profile/90380
3276 * gcov.c (enum loop_type): Remove the enum and
3278 (handle_cycle): Assert that we should not reach
3280 (circuit): Use loop_found instead of a tri-state loop_type.
3281 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3284 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3287 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3288 (ix86_output_indirect_branch_via_reg): Use output mechanism
3289 accounting for __USER_LABEL_PREFIX__.
3290 (ix86_output_indirect_branch_via_push): Likewise.
3291 (ix86_output_function_return): Likewise.
3292 (ix86_output_indirect_function_return): Likewise.
3294 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3296 * doc/md.texi: Document use of code attributes in rtx patterns.
3297 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3298 * read-rtl.c (find_code): Split out search loops into...
3299 (maybe_find_code): ...this new function.
3300 (check_code_iterator): Make the error message more informative.
3301 (check_code_attribute): New function.
3302 (rtx_reader::rtx_alloc_for_name): Likewise.
3303 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3304 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3305 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3306 <max_opp> directly as an rtx code instead of via a match_operator.
3307 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3308 (<su>abd<mode>_3): Update accordingly.
3310 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3312 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3313 is given, print the state of the EH "save world" computation for
3316 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3319 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3320 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3322 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3324 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3325 Use pinsrd for TARGET_SSE4_1.
3326 * config/i386/sse.md (movdi_to_sse): Ditto.
3328 2019-05-10 Richard Biener <rguenther@suse.de>
3330 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3331 (do_rpo_vn): Initialize next_value_id.
3333 2019-05-10 Martin Liska <mliska@suse.cz>
3335 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3338 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3340 PR tree-optimization/90385
3341 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3342 arguments of the exit phis.
3345 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3346 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3348 (copy_tree_body_r): Likewise.
3349 (copy_fn): Set id.do_not_fold to true.
3351 2019-05-10 Martin Liska <mliska@suse.cz>
3353 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3354 Reapply changes from r269790.
3356 2019-05-10 Martin Liska <mliska@suse.cz>
3359 * doc/invoke.texi: New params.
3360 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3361 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3362 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3364 * tree-switch-conversion.h (struct jump_table_cluster):
3367 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3369 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3371 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3373 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3375 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3377 PR rtl-optimization/88879
3378 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3380 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3383 * config/arm/arm.c (callee_saved_reg_p): Move before
3384 thumb_find_work_register.
3385 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3386 thumb_find_work_register. Only call df_get_live_out once.
3387 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3388 (thumb_find_work_register): Use
3389 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3390 algorithms to locate a spare call clobbered reg.
3392 2019-05-09 Martin Liska <mliska@suse.cz>
3394 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3395 and MAX_EXPR in GIMPLE FE format.
3397 2019-05-09 Martin Liska <mliska@suse.cz>
3399 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3400 * gimple-pretty-print.c (dump_gimple_bb_header):
3402 (pp_cfg_jump): Dump edge probability.
3403 * profile-count.c (profile_quality_as_string): Simplify
3404 with a static array.
3405 (parse_profile_quality): New function.
3406 (profile_count::dump): Simplify with a static array.
3407 (profile_count::from_gcov_type): Add new argument.
3408 * profile-count.h (parse_profile_quality): Likewise.
3409 * predict.h (set_hot_bb_threshold): New.
3410 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3412 * predict.c (get_hot_bb_threshold): Set from the new param.
3413 (set_hot_bb_threshold): New.
3415 2019-05-09 Richard Biener <rguenther@suse.de>
3417 PR tree-optimization/90395
3418 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3419 rewrite vector stores that throw internally.
3421 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3423 * cif-code.def (CHKP): Remove.
3426 * configure.ac (--enable-frame-pointer): Disable by default for
3428 * configure: Regenerate.
3430 2019-05-09 Alan Modra <amodra@gmail.com>
3433 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3434 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3435 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3436 cost for general <-> vsx when direct moves are available.
3437 Cost union classes at minimal cost for any reg in the class.
3438 Correct calculation for moves between vsx, float, and altivec.
3439 Don't return a low cost for moves between special regs. Don't
3440 use hard coded register numbers.
3441 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3442 (rs6000_ira_change_pseudo_allocno_class): New function.
3443 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3444 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3446 (movsi_internal1): Don't disparage vector alternatives.
3447 (mov<mode>_internal): Likewise, excepting alternative that
3449 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3450 we <- b alternative.
3452 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3455 PR tree-optimization/89060
3456 * tree-ssa-live.h (live_vars_map): New typedef.
3457 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3458 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3459 (struct compute_live_vars_data): New type.
3460 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3461 live_vars_at_stmt, destroy_live_vars): New functions.
3462 * tree-tailcall.c: Include tree-ssa-live.h.
3463 (live_vars, live_vars_vec): New global variables.
3464 (find_tail_calls): Perform variable life analysis before punting.
3465 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3466 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3468 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3469 Perform variable life analysis to select variables that really need
3471 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3472 instead set id->eh_landing_pad_dest and assert it is the same.
3473 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3475 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3476 Richard Earnshaw <rearnsha@arm.com>
3479 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3481 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3482 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3483 register if both the epilogue and prologue can use call-clobbered
3485 (thumb1_unexpanded_epilogue): Use
3486 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3487 picking temporaries for restoring high regs to match that of the
3488 prologue where possible.
3489 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3490 the list of work registers. Detect if the return address is still live
3491 at the end of the prologue and avoid using it for a work register if so.
3492 If the return address is not live, add LR to the list of pushable regs
3493 after the first pass.
3495 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3497 PR tree-optimization/90078
3498 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3499 (INFTY): Increase the value for infinite cost.
3500 (struct comp_cost): Promote type of members to int64_t.
3501 (infinite_cost): Don't set complexity in initialization.
3502 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3503 overflows to infinite_cost.
3504 (adjust_setup_cost): Promote type of parameter and cost computation
3506 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3508 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3509 cost computation to int64_t.
3510 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3511 int64_t's format specifier in dump.
3513 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3515 PR tree-optimization/90240
3516 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3517 with respect to scaling factor pre-computed for each basic block.
3518 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3519 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3520 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3521 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3522 live range for array of loop's basic blocks. Cleanup aux field of
3523 loop's basic blocks.
3525 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3527 PR tree-optimization/90356
3528 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3530 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3532 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3533 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3534 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3535 (ix86_handle_option): Handle -mavx512bf16.
3536 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3538 * config/i386/avx512bf16vlintrin.h: New.
3539 * config/i386/avx512bf16intrin.h: New.
3540 * config/i386/cpuid.h (bit_AVX512BF16): New.
3541 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3542 * config/i386/i386-builtin-types.def: Add new types.
3543 * config/i386/i386-builtin.def: Add new builtins.
3544 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3546 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3547 (ix86_option_override_internal): Handle BF16.
3548 (ix86_valid_target_attribute_inner_p): Ditto.
3549 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3550 * config/i386/i386-builtin.c (enum processor_features): Add
3552 (static const _isa_names_table isa_names_table): Ditto.
3553 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3554 (PTA_AVX512BF16): Ditto.
3555 * config/i386/i386.opt: Add -mavx512bf16.
3556 * config/i386/immintrin.h: Include avx512bf16intrin.h
3557 and avx512bf16vlintrin.h.
3558 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3559 avx512f_cvtneps2bf16_<mode><mask_name>,
3560 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3561 * config/i386/subst.md (mask_half): Add new subst.
3562 * doc/invoke.texi: Document -mavx512bf16.
3564 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3566 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3568 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3569 (rs6000_debug_legitimize_reload_address): Delete.
3570 (rs6000_legitimize_reload_address_ptr): Delete.
3571 (rs6000_option_override_internal): Adjust.
3572 (mem_operand_gpr): Adjust comment.
3573 (legitimate_lo_sum_address_p): Ditto.
3574 (rs6000_legitimize_reload_address): Delete.
3575 (rs6000_debug_legitimize_reload_address): Delete.
3576 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3578 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3581 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3582 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3583 to compute vector element selector for both constant and variable
3586 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3588 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3589 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3590 ashrdi3_cvt using SWI48 mode iterator.
3592 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3594 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3595 (aarch64_<su>abd<mode>_3): Likewise.
3596 (*aarch64_<su>abd<mode>_3): New define_insn.
3597 (<sur>sad<vsi2qi>): New define_expand.
3598 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3599 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3600 (build_vect_cond_expr): Likewise.
3602 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3604 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3605 clobbers outside of accessible_reg_set.
3606 * config/i386/i386.c (ix86_conditional_register_usage):
3607 Disable register sets by clearing corresponding bits in
3608 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3609 call_used_regs and don't clear corresponding reg_names array members.
3611 2019-05-07 Richard Biener <rguenther@suse.de>
3613 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3614 not specified still compute a comp_vectype for invariant
3617 2019-05-07 Richard Biener <rguenther@suse.de>
3619 PR tree-optimization/90316
3620 * tree-ssa-pre.c (translate_vuse_through_block): When
3621 same_valid is NULL do not bother to search for a virtual
3623 (phi_translate_1): When operands changed we cannot keep
3624 the same value-number so do not bother to ask whether
3625 that's possible from translate_vuse_through_block.
3627 2019-05-07 Martin Liska <mliska@suse.cz>
3629 * bitmap.c (bitmap_register): Come up with
3630 alloc_descriptor_max_uid and assign it for
3632 (register_overhead): Use get_descriptor as
3634 (release_overhead): New.
3635 (bitmap_elem_to_freelist): Call it.
3636 (bitmap_elt_clear_from): Likewise.
3637 (bitmap_obstack_free): Likewise.
3638 (bitmap_move): Sensitively release memory.
3639 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3640 (bitmap_initialize): Initialize alloc_descriptor to zero.
3641 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3643 2019-05-07 Richard Biener <rguenther@suse.de>
3645 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3646 we build a SLP node. Remove max_size and limiting.
3647 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3649 2019-05-07 Richard Biener <rguenther@suse.de>
3651 PR tree-optimization/90316
3652 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3654 (walk_non_aliased_vuses): Take walking limit argument.
3655 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3656 walking if it is reached instead of just counting.
3657 (get_continuation_for_phi): Likewise.
3658 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3659 limiting to the callback.
3660 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3661 (vn_reference_lookup_3): Likewise.
3662 (vn_reference_lookup_pieces): Likewise.
3663 (vn_reference_lookup): Likewise.
3664 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3665 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3666 (avail_exprs_stack::lookup_avail_expr): Likewise.
3668 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3670 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3671 for comparaible types in the second direction even if first one
3672 hits incomparable type.
3674 2019-05-07 Richard Biener <rguenther@suse.de>
3677 * lto-wrapper.c (debug_objcopy): Use the original filename
3678 including archive offset for the filename used for -save-temps.
3680 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3682 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3685 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3686 Hongtao Liu <hongtao.liu@intel.com>
3690 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3691 Modified, original implementation isn't correct.
3693 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3695 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3696 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3697 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3698 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3699 (FRAME_POINTER_REGNUM): Change numbering.
3700 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3701 (alt_reg_names): Adjust.
3702 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3704 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3705 (DWARF_FRAME_REGISTERS): Delete.
3706 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3707 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3709 (REG_ALLOC_ORDER): Adjust.
3710 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3711 (REG_CLASS_CONTENTS): Adjust.
3712 (RETURN_ADDR_RTX): Change comment.
3713 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3715 (REGISTER_NAMES): Adjust.
3716 (ADDITIONAL_REGISTER_NAMES): Adjust.
3717 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3719 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3721 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3723 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3724 (DWARF_FRAME_REGISTERS): Adjust.
3725 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3727 (REG_ALLOC_ORDER): Adjust.
3728 (enum reg_class): Delete SPR_REGS.
3729 (REG_CLASS_NAMES): Delete SPR_REGS.
3730 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3731 (REGISTER_NAMES): Adjust.
3732 (ADDITIONAL_REGISTER_NAMES): Adjust.
3733 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3734 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3735 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3736 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3737 (htm_spr_regno): Delete.
3738 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3740 (rs6000_dbx_register_number): Adjust.
3742 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3744 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3746 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3748 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3749 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3751 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3753 PR tree-optimization/88709
3754 PR tree-optimization/90271
3755 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3756 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3757 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3759 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3760 of the store merging group is larger than
3761 PARAM_STORE_MERGING_MAX_SIZE parameter.
3762 (split_group): Add bzero_first argument. If set, always emit first
3763 the first store which must be = {} of the whole area and then for the
3764 rest of the stores consider all zero bytes as paddings.
3765 (imm_store_chain_info::output_merged_store): Check if first store
3766 is = {} of the whole area and if yes, determine which setting of
3767 bzero_first for split_group gives smaller number of stores. Adjust
3768 split_group callers.
3769 (lhs_valid_for_store_merging_p): Allow decls.
3770 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3772 (pass_store_merging::process_store): Likewise.
3774 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3777 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3778 handling of V1TImode.
3780 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3783 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3784 and enable_frame_pointer ...
3785 * configure.ac: ... here. Update help strings for
3786 --enable-frame-pointer.
3787 * configure: Regenerate.
3788 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3789 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3790 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3791 (USE_X86_64_FRAME_POINTER): Ditto.
3793 2019-05-06 Martin Liska <mliska@suse.cz>
3795 * config.gcc: Append to target_gtfiles and fix indentation.
3797 2019-05-06 Richard Biener <rguenther@suse.de>
3799 PR tree-optimization/90358
3800 * tree-vect-stmts.c (get_group_load_store_type): Properly
3801 detect unused upper half of load.
3802 (vectorizable_load): Likewise.
3804 2019-05-06 Richard Biener <rguenther@suse.de>
3806 PR tree-optimization/88828
3807 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3808 (simplify_vector_constructor): ...here. Handle constants in
3811 2019-05-06 Richard Biener <rguenther@suse.de>
3813 PR tree-optimization/90328
3814 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3815 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3816 is valid in the loop nest before using it.
3817 (initialize_data_dependence_relation): Adjust.
3818 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3819 loop as loop-nest to dr_may_alias_p.
3821 2019-05-06 Richard Biener <rguenther@suse.de>
3823 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3825 2019-05-06 Richard Biener <rguenther@suse.de>
3827 PR tree-optimization/90316
3828 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3829 compute target on demand.
3830 (get_continuation_for_phi): Remove code walking stmts to
3831 get to a target virtual operand which could end up being
3834 2019-05-06 Martin Liska <mliska@suse.cz>
3837 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3838 when -mabi is selected to a non-default version.
3840 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3841 Martin Liska <mliska@suse.cz>
3843 * Makefile.in: Add lto-dump.texi.
3844 * cgraph.h: Add new functions get_visibility_string and
3845 get_symtab_type_string.
3846 * doc/gcc.texi: Include lto-dump section.
3847 * doc/lto-dump.texi: New file.
3848 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3849 (parse_dump_option): Factor out this function.
3850 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3851 (parse_dump_option): Export the function.
3852 * symtab.c (symtab_node::get_visibility_string): New function.
3853 (symtab_node::get_symtab_type_string): Likewise.
3855 2019-05-06 Martin Liska <mliska@suse.cz>
3857 * config/i386/i386-builtins.c: New file.
3858 * config/i386/i386-builtins.h: New file.
3859 * config/i386/i386-expand.c: New file.
3860 * config/i386/i386-expand.h: New file.
3861 * config/i386/i386-features.c: New file.
3862 * config/i386/i386-features.h: New file.
3863 * config/i386/i386-options.c: New file.
3864 * config/i386/i386-options.h: New file.
3865 * config.gcc: Add new files into extra_objs and
3867 * config/i386/i386.c: Split content of the file
3868 into newly introduced files.
3869 * config/i386/i386.h: Declare common variables
3871 * config/i386/t-i386: Define dependencies for new files.
3873 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3876 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3877 Restrict 'all' variant to 32-bit configurations.
3878 (unaligned_loadhiu): Likewise.
3879 (unaligned_storehi): Likewise.
3880 (unaligned_storesi): Likewise.
3881 (unaligned_loadhis): Disable when compiling for thumb1.
3883 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3885 PR tree-optimization/90269
3886 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3889 2019-05-03 Martin Liska <mliska@suse.cz>
3891 * hash-map.h: Add is_empty function.
3892 * hash-set.h: Likewise.
3893 * hash-table.h: Likewise.
3894 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3895 elements () == 0 (and similar usages).
3896 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3897 * gimplify.c (gimplify_bind_expr): Likewise.
3898 (gimplify_switch_expr): Likewise.
3899 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3900 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3901 * postreload-gcse.c (dump_hash_table): Likewise.
3902 (gcse_after_reload_main): Likewise.
3903 * predict.c (combine_predictions_for_bb): Likewise.
3904 * tree-parloops.c (reduction_phi): Likewise.
3905 (separate_decls_in_region): Likewise.
3906 (transform_to_exit_first_loop): Likewise.
3907 (gen_parallel_loop): Likewise.
3908 (gather_scalar_reductions): Likewise.
3909 (try_create_reduction_list): Likewise.
3910 * var-tracking.c (dump_vars): Likewise.
3911 (emit_notes_for_changes): Likewise.
3912 (vt_emit_notes): Likewise.
3914 2019-05-03 Richard Biener <rguenther@suse.de>
3916 PR tree-optimization/90316
3917 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3920 2019-05-03 Richard Biener <rguenther@suse.de>
3922 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3923 peeling for gaps by loading only lower halves of vectors
3925 (vectorizable_load): Likewise.
3927 2019-05-03 Richard Biener <rguenther@suse.de>
3930 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3932 2019-05-03 Richard Biener <rguenther@suse.de>
3935 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3936 Handle STRING_CST vs DECL or STRING_CST.
3938 2019-05-03 Richard Biener <rguenther@suse.de>
3940 PR tree-optimization/88963
3941 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3942 vector loads feeding only BIT_FIELD_REFs to component
3943 loads. Rewrite stores fed by CONSTRUCTORs to component
3946 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3948 * opts.h (finish_options): Remove lang_mask argument.
3949 (print_help, help_option_argument): Declare.
3950 * opts.c (print_help): Remove forward declaration, no longer static.
3951 (finish_options): Remove lang_mask argument, don't call print_help
3953 * opts-global.c (decode_options): Adjust finish_option caller, call
3956 PR tree-optimization/90303
3957 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3958 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3960 2019-05-03 Richard Biener <rguenther@suse.de>
3962 PR tree-optimization/89698
3963 * gimple-fold.c (canonicalize_constructor_val): Early out
3964 for constants, handle unfolded INTEGER_CSTs as they appear in
3965 C++ virtual table ctors.
3967 2019-05-03 Richard Biener <rguenther@suse.de>
3969 * passes.c (execute_function_todo): Remove dead code.
3971 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3973 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3974 the internal register number, for any "real" register.
3976 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3978 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3979 correct numbers for TFHAR, TFIAR, TEXASR.
3981 2019-05-02 Richard Biener <rguenther@suse.de>
3983 PR tree-optimization/89653
3984 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3985 update-address-taken before the pass.
3986 * passes.def (pass_tree_loop_init): Put comment before it.
3988 2019-05-02 Richard Biener <rguenther@suse.de>
3990 PR tree-optimization/89509
3991 * tree-ssa-structalias.c (compute_dependence_clique): Look
3992 at the first subvar when determining whether it is restrict.
3994 2019-05-02 Richard Biener <rguenther@suse.de>
3996 PR tree-optimization/90273
3997 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3998 useless debug stmts.
4000 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4002 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4004 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4006 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4007 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4008 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4009 (vectorizable_reduction): Use the functions above to vectorize in a
4010 fully masked loop codes that don't have a conditional internal
4013 2019-05-02 Martin Liska <mliska@suse.cz>
4015 * cgraphclones.c: Call valid_attribute_p with 1 for
4017 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4018 it's for target attribute.
4019 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4020 Add new boolean argument.
4021 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4023 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4024 to ix86_valid_target_attribute_inner_p.
4025 (ix86_valid_target_attribute_p): Pass flags argument to
4026 ix86_valid_target_attribute_inner_p.
4027 (get_builtin_code_for_version): Use 0 as it's target attribute.
4029 2019-05-02 Martin Liska <mliska@suse.cz>
4031 * gcc.c (process_command): Add dummy file only
4033 * opts-global.c (decode_options): Pass lang_mask.
4034 * opts.c (print_help): New function.
4035 (finish_options): Print --help if help_option_argument
4037 (common_handle_option): Factor out content of OPT__help_
4039 * opts.h (finish_options): Add new argument.
4041 2019-05-02 Martin Liska <mliska@suse.cz>
4044 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4045 With -minline-all-stringops use inline expansion using 4B loop.
4046 * doc/invoke.texi: Document the change of
4047 -minline-all-stringops.
4049 2019-05-01 Jeff Law <law@redhat.com>
4051 PR tree-optimization/88797
4052 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4053 PHI feeds a conditional on the RHS of an assignment.
4055 2019-04-30 Andrew Waterman <andrew@sifive.com>
4056 Jim Wilson <jimw@sifive.com>
4058 * config/riscv/constraints.md (L): New.
4059 * config/riscv/predicates.md (lui_operand): New.
4060 (sfb_alu_operand): New.
4061 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4062 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4063 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4064 * config/riscv/risc.md (type): Add sfb_alu.
4065 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4066 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4067 (branch_zero<mode>): Delete.
4069 (mov<GPR:mode><X:mode>cc): Likewise.
4070 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4072 2019-04-30 Nathan Sidwell <nathan@acm.org>
4074 * tree.h (MARK_TS_EXP): New.
4076 2019-04-30 Martin Liska <mliska@suse.cz>
4078 * opts.c (enable_warning_as_error): Provide hints
4079 for unknown options.
4081 2019-04-30 Martin Liska <mliska@suse.cz>
4084 * doc/invoke.texi: Add missing dash for gas-locview-support
4085 and gno-as-locview-support.
4087 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4090 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4091 whitespace at the start of target attribute string.
4093 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4096 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4097 Define __ARM_FEATURE_ATOMICS.
4099 2019-04-30 Martin Liska <mliska@suse.cz>
4101 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4102 into built_in_function enum. Remove code for endp == 2 and
4103 use BUILT_IN_* constants.
4104 (gimple_fold_builtin): Call the function with fcode.
4106 2019-04-30 Martin Liska <mliska@suse.cz>
4108 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4109 DECL_FUNCTION_CODE into ix86_builtins enum before
4110 the switch statement.
4112 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4114 PR tree-optimization/89475
4115 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4118 2019-04-30 Martin Liska <mliska@suse.cz>
4120 PR translation/90274
4121 * opts.c (print_filtered_help): Wrap string in _(...).
4123 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4125 PR tree-optimization/90240
4127 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4129 PR tree-optimization/90078
4130 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4131 checks for infinite_cost overflow.
4133 2019-04-29 Jeff Law <law@redhat.com>
4135 * passes.def: Move -Wrestrict pass after copy propagation.
4137 2019-04-29 Maya Rashish <coypu@sdf.org>
4139 * config.gcc (default_gnu_indirect_function): Default to yes
4140 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4141 sparc*-*-netbsd*, x86_64-*-netbsd*.
4143 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4145 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4146 where cond2 is NE_EXPR.
4147 (is_value_included_in): Update comment.
4149 2019-04-29 Richard Biener <rguenther@suse.de>
4151 PR tree-optimization/90278
4152 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4153 EH on comparison simplification.
4155 2019-04-29 Jason Merrill <jason@redhat.com>
4157 PR c++/82081 - tail call optimization breaks noexcept
4158 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4159 nothrow function to a might-throw function into a tail call.
4161 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4163 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4164 (DDR_INNER_LOOP): Likewise.
4165 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4166 (initialize_data_dependence_relation): Likewise.
4167 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4169 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4171 PR rtl-optimization/90257
4172 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4176 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4180 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4183 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4186 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4188 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4190 2019-04-29 Richard Biener <rguenther@suse.de>
4192 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4195 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4197 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4198 varasm.h, and netbsd-protos.h.
4200 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4203 * config/i386/i386-protos.h (ix86_data_alignment): Change
4204 the second argument type to unsigned int.
4205 * config/i386/i386.c (ix86_data_alignment): Change "align"
4206 argument type to unsigned int.
4208 2019-04-27 Martin Liska <mliska@suse.cz>
4211 * opt-suggestions.c (option_proposer::build_option_suggestions):
4212 When get_valid_option_values returns empty values, add the
4213 misspelling candidate.
4215 2019-04-26 Jim Wilson <jimw@sifive.com>
4217 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4219 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4220 Pass orig_mode to riscv_build_integer.
4221 (riscv_split_integer): Pass mode to riscv_move_integer.
4222 (riscv_legitimize_const_move): Likewise.
4223 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4224 promoted_mode. Replace force_reg call with code to load constant into
4225 promoted reg and then subreg it for the store.
4226 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4229 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4231 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4234 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4236 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4237 commentary about the encoding of precision.
4239 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4241 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4242 * config/i386/t-freebsd64: New file.
4243 * config.gcc: Add the t-freebsd64 for multilib support.
4245 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4247 * doc/extend.texi (vector_size): Add missing comma after @xref.
4249 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4251 * BASE-VER: Set to 10.0.0.
4253 2019-04-25 Richard Biener <rguenther@suse.de>
4256 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4257 VIEW_CONVERT_EXPR into one operating on an rvalue.
4259 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4262 * config/i386/i386.c (feature_priority): Moved to file scope.
4263 (processor_features): Likewise.
4264 (processor_model): Likewise.
4265 (_arch_names_table): Likewise.
4266 (arch_names_table): Likewise.
4267 (_feature_list): Removed.
4268 (feature_list): Likewise.
4269 (_isa_names_table): Moved to file scope. Add priority.
4270 (isa_names_table): Likewise.
4271 (get_builtin_code_for_version): Replace feature_list with
4272 isa_names_table. Update error message for P_ZERO priority.
4274 2019-04-25 Richard Biener <rguenther@suse.de>
4276 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4277 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4279 2019-04-24 Jeff Law <law@redhat.com>
4281 PR tree-optimization/90037
4282 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4283 * passes.def: Replace all instance of phi-only cprop with the
4284 lattice propagator. Move propagation pass from after erroneous
4285 path isolation to before erroneous path isolation.
4286 * tree-ssa-phionlycprop.c: Remove.
4288 2019-04-24 Richard Biener <rguenther@suse.de>
4291 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4292 by size and BITS_PER_UNIT on poly-wide-ints.
4294 2019-04-25 Richard Biener <rguenther@suse.de>
4297 * match.pd: Add pattern to simplify view-conversion of an
4300 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4302 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4303 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4304 for Go on 32 bit AIX.
4305 * config/rs6000/aix72.h: Likewise.
4307 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4310 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4311 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4313 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4316 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4317 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4318 for restored hard frame pointer.
4319 (s390_sched_dependencies_evaluation): Implement new target hook.
4320 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4322 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4324 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4325 * config/arc/arc.c (arc_init): Cleanup warning message.
4326 (arc_override_options): Likewise.
4328 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4331 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4332 a register if both if_true and if_false are MEMs.
4334 PR tree-optimization/90208
4335 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4336 after labels of new_bb, not before them.
4338 PR tree-optimization/90211
4339 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4340 which are not SSA_NAMEs.
4342 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4344 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4346 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4348 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4350 PR rtl-optimization/87979
4351 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4354 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4356 PR rtl-optimization/84032
4357 * modulo-sched.c (ps_insn_find_column): Change condition so that
4358 branch will always be the last insn in a row inside partial
4361 2019-04-23 Richard Biener <rguenther@suse.de>
4364 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4365 dest_single_pred_p argument.
4366 (remove_forwarder_block): Adjust.
4367 (remove_forwarder_block_with_phi): Likewise.
4369 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4370 Bernd Edlinger <bernd.edlinger@hotmail.de>
4371 Jakub Jelinek <jakub@redhat.com>
4374 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4375 if used with general-regs-only.
4376 (arm_conditional_register_usage): Don't add non-general regs if
4378 (arm_valid_target_attribute_rec): Handle general-regs-only.
4379 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4381 (TARGET_HARD_FLOAT_SUB): Define.
4382 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4383 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4384 (TARGET_REALLY_IWMMXT2): Likewise.
4385 * config/arm/arm.opt: Add -mgeneral-regs-only.
4386 * doc/extend.texi: Document ARM general-regs-only target.
4387 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4389 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4391 PR tree-optimization/90078
4392 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4393 checks for infinite_cost overflow.
4395 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4397 PR tree-optimization/90021
4398 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4399 and check univariate against it.
4400 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4401 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4403 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4407 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4410 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4413 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4415 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4417 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4419 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4420 names using operand format, rather than hard-wired.
4421 (speculation_barrier): Likewise.
4423 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4425 PR tree-optimization/88055
4426 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4427 (gen_one_condition): Use it if !HONOR_NANS.
4429 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4432 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4433 assign_temp instead of gen_reg_rtx.
4435 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4437 PR translation/90118
4438 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4439 Add missing space before %<.
4441 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4443 PR rtl-optimization/87871
4444 * ira-lives.c (make_object_dead): Don't add conflicts to
4445 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4447 2019-04-18 Martin Sebor <msebor@redhat.com>
4450 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4451 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4452 assuming type size fits in SHWI.
4454 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4457 * ipa-inline.c (flatten_function): New parameter UPDATE.
4458 (ipa_inline, early_inliner): Use it.
4460 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4462 * fold-const.c (int_const_binop): Return early on failure.
4464 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4467 * combine.c (force_int_to_mode): Cast the argument rather than
4468 the result of known_alignment.
4469 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4471 2019-04-18 Richard Biener <rguenther@suse.de>
4474 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4476 (remove_forwarder_block): ... here.
4477 (remove_forwarder_block_with_phi): Also move debug stmts here.
4479 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4481 PR translation/79183
4482 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4483 inform where appropriate.
4485 2019-04-18 Richard Biener <rguenther@suse.de>
4487 * tree.c (get_qualified_type): Put found type variants at the
4488 head of the variant list.
4490 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4492 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4494 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4497 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4498 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4499 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4500 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4501 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4503 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4505 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4506 even for allocno's with no conflicts.
4507 (print_conflicts): Print an extra newline.
4509 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4511 * auto-inc-dec.c (attempt_change): Set the alignment of the
4512 temporary memory to that of the original.
4514 2019-04-17 Joao Moreira <jmoreira@suse.de>
4516 * targhooks.c (default_print_patchable_function_entry): Emit
4517 __patchable_function_entries section with writable flags to allow
4518 relocation resolution.
4520 2019-04-17 Jonny Grant <jg@jguk.org>
4522 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4524 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4527 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4530 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4532 * config/arc/arc.c (arc_init): Format diagnostic string.
4533 (arc_override_options): Likewise.
4534 (check_if_valid_regno_const): Likewise.
4535 (arc_reorg): Likewise.
4537 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4540 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4542 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4544 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4545 (*movdi_update1): Use Pmode.
4546 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4547 (movdi_<mode>_update_stack): Rename to ...
4548 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4550 (*movsi_update1): Use Pmode.
4551 (*movsi_update2): Use Pmode.
4552 (movsi_update): Rename to ...
4553 (movsi_<mode>_update): ... this. Use Pmode.
4554 (movsi_update_stack): Fix condition.
4555 (*movhi_update1): Use Pmode. Fix argument to
4556 avoiding_indexed_address_p.
4557 (*movhi_update2): Ditto.
4558 (*movhi_update3): Ditto.
4559 (*movhi_update4): Ditto.
4560 (*movqi_update1): Ditto.
4561 (*movqi_update2): Ditto.
4562 (*movqi_update3): Ditto.
4563 (*movsf_update1, *movdf_update1): Merge, rename to...
4564 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4565 avoiding_indexed_address_p. Add "size" attribute.
4566 (*movsf_update2, *movdf_update2): Merge, rename to...
4567 (*mov<mode>_update2): This. Ditto.
4568 (*movsf_update3): Use Pmode. Fix argument to
4569 avoiding_indexed_address_p.
4570 (*movsf_update4): Ditto.
4571 (allocate_stack): Simplify condition. Adjust pattern names.
4573 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4576 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4577 whitespace at the start of target attribute string.
4579 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4582 * config/rs6000/power9.md: Add store forwarding bypass.
4584 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4587 * valtrack.c (dead_debug_insert_temp): Reset debug references
4588 to the return value of a call being removed.
4590 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4592 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4593 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4594 implement target hook.
4595 (arc_memory_move_cost): New function.
4596 (TARGET_REGISTER_MOVE_COST): Define.
4597 (TARGET_MEMORY_MOVE_COST): Likewise.
4598 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4599 (MEMORY_MOVE_COST): Likewise.
4601 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4603 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4604 (sibcall_value_insn): Likewise.
4605 * config/arc/constraints.md (Rs5): Remove.
4607 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4609 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4610 for last two fake registers.
4611 (arc_conditional_register_usage): Make sure fake frame and arg
4612 pointer regs are in general regs class.
4613 (FRAME_POINTER_MASK): Remove.
4614 (RETURN_ADDR_MASK): Remove.
4615 (arc_must_save_register): Use hard frame regnum.
4616 (frame_restore_reg): Use hard_frame_pointer_rtx.
4617 (arc_save_callee_saves): Likewise.
4618 (arc_restore_callee_saves): Likewise.
4619 (arc_save_callee_enter): Likewise.
4620 (arc_restore_callee_leave): Likewise.
4621 (arc_save_callee_milli): Likewise.
4622 (arc_eh_return_address_location): Likewise.
4623 (arc_check_multi): Use hard frame regnum.
4624 (arc_can_eliminate): Likewise.
4625 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4626 for register allocator.
4627 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4628 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4629 (FRAME_POINTER_REGNUM): Change it to a fake register.
4630 (HARD_FRAME_POINTER_REGNUM): Defined.
4631 (ARG_POINTER_REGNUM): Change it to a new fake register.
4632 (ELIMINABLE_REGS): Update.
4633 (REGISTER_NAMES): Update names.
4634 * config/arc/arc.md (LP_START): Remove.
4636 (shift_si3_loop): Update pattern.
4638 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4640 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4641 to avoid delay slot scheduling.
4642 (arc_must_save_register): Don't save SP.
4643 * config/arc/arc.md (stack_tie): Remove.
4644 (UNSPEC_ARC_STKTIE): Likewise.
4646 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4647 Shiva Chen <shiva0217@gmail.com>
4649 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4650 code gen with large shift amount.
4652 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4654 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4657 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4660 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4661 print -m64/-mx32/-m32 if it is true.
4662 (ix86_debug_options, ix86_function_specific_print): Pass true as
4663 ADD_ABI_P to ix86_target_string.
4664 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4665 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4666 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4668 PR rtl-optimization/90082
4669 * dce.c (can_delete_call): New function.
4670 (deletable_insn_p, mark_insn): Use it.
4672 PR tree-optimization/90090
4673 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4675 (is_division_by_square): Likewise. Formatting fix.
4677 2019-04-16 Richard Biener <rguenther@suse.de>
4679 PR tree-optimization/56049
4680 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4681 equality check if alias-set zero will prevail.
4683 2019-04-15 Jeff Law <law@redhat.com>
4685 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4686 size and alignment as unsigned.
4688 2019-04-15 Richard Biener <rguenther@suse.de>
4691 * tree-loop-distribution.c (destroy_loop): Preserve correct
4694 2019-04-15 Richard Biener <rguenther@suse.de>
4696 PR tree-optimization/90071
4697 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4698 abnormal operands from def stmts.
4700 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4702 PR rtl-optimization/89794
4703 * combine.c (count_auto_inc): New function.
4704 (try_combine): Count how many auto_inc expressions there were in the
4705 original instructions. Ensure we have the same number in the new
4706 instructions. Remove the code that tried to ensure auto_inc side
4707 effects on i1 and i0 are not lost.
4709 2019-04-15 Richard Biener <rguenther@suse.de>
4712 * tree.h (auto_var_p): Declare.
4713 * tree.c (auto_var_p): New function, split out from ...
4714 (auto_var_in_fn_p): ... here.
4715 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4717 (new_var_info): Initialize it.
4718 (set_uids_in_ptset): Also set the shadow variable uid if required.
4719 (ipa_pta_execute): Postprocess points-to solutions assigning
4720 shadow variable uids for locals that may reach their containing
4721 function recursively.
4722 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4723 assert but instead check whether the points-to solution is
4726 2019-04-15 Martin Jambor <mjambor@suse.cz>
4729 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4732 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4734 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4736 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4737 Kito Cheng <kito.cheng@gmail.com>
4738 Shiva Chen <shiva0217@gmail.com>
4740 * config/nds32/nds32-md-auxiliary.c
4741 (nds32_legitimize_pic_address): Use new PIC pattern.
4742 (nds32_legitimize_tls_address): Use new TLS pattern.
4743 (nds32_output_symrel): New.
4744 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4745 (nds32_alloc_relax_group_id): Ditto.
4746 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4747 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4749 (nds32_group_tls_insn): Ditto.
4750 (nds32_group_float_insns): Ditto.
4751 * config/nds32/nds32.md (tls_le): New.
4754 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4756 * configure: Add nds32 target for dwarf2 debug_line checking.
4757 * configure.ac: Regenerated.
4759 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4762 * ipa-devirt.c (skip_in_fields_list_p): New.
4763 (odr_types_equivalent_p): Use it.
4765 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4768 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4769 instead of strncmp when checking for thumb and arm. Formatting fixes.
4771 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4773 * doc/install.texi: Document --with-target-system-zlib.
4775 2019-04-12 Martin Sebor <msebor@redhat.com>
4781 * targhooks.c (default_vector_alignment): Avoid assuming
4782 argument fits in SHWI.
4783 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4785 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4787 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4789 PR rtl-optimization/89965
4790 * dce.c: Include rtl-iter.h.
4791 (struct check_argument_load_data): New type.
4792 (check_argument_load): New function.
4793 (find_call_stack_args): Check for loads from stack slots still tracked
4794 in sp_bytes and punt if any is found.
4796 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4798 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4800 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4801 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4803 2019-04-12 Martin Liska <mliska@suse.cz>
4806 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4808 (separate_attrs): Handle multiple 'default's.
4809 (expand_target_clones): Rework error handling code.
4811 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4814 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4815 mode of vector rather than mode of destination for move instruction.
4816 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4817 Use QI inner mode with V16QI vector mode.
4819 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4822 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4823 "invalid %%t operand" in output_operand_lossage message.
4825 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4827 * config/s390/predicates.md (permute_pattern_operand): New
4829 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4830 operand for the permute pattern.
4831 ("*vec_perm<mode>"): New insn definition.
4832 ("bswap<mode>"): Generate the permute pattern operand in the
4833 expander and perform the operand reloads for pre arch13 level
4835 ("*bswap<mode>_emu"): Rename to ...
4836 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4837 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4838 Add the USE operand for the permute pattern.
4839 ("*vec_set_bswap_vec<mode>"): Likewise.
4841 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4844 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4845 and gcc_unreachable if it fails, just call tree_to_uhwi which
4846 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4847 Start warning message with a lower-case letter. Formatting fixes.
4849 PR rtl-optimization/90026
4850 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4851 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4852 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4853 in cfglayout mode, use emit_barrier_after_bb.
4855 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4857 PR rtl-optimization/87763
4858 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4861 2019-04-11 Tom de Vries <tdevries@suse.de>
4863 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4864 max macro using statement expression.
4866 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4868 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4869 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4870 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4871 read_only_private_data_section using xcoff_private_rodata_section_name.
4872 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4874 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4877 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4879 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4881 PR rtl-optimization/89965
4882 * dce.c (sp_based_mem_offset): New function.
4883 (find_call_stack_args): Use sp_based_mem_offset.
4885 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4887 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4889 2019-04-11 Richard Biener <rguenther@suse.de>
4891 PR tree-optimization/90020
4892 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4893 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4894 * tree-ssa-pre.c (compute_avail): Use it to not put
4895 possibly trapping references after a call that might not
4896 return into EXP_GEN.
4897 * gcse.c (compute_hash_table_work): Do not elide
4898 marking a block containing a call if the call might not
4901 2019-04-11 Richard Biener <rguenther@suse.de>
4903 PR tree-optimization/90018
4904 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4905 Test both SLP and interleaving variants.
4907 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4909 * config/s390/8561.md: New file.
4910 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4911 Add arch13 cpu model.
4912 * config/s390/s390-opts.h (enum processor_type): Likewise.
4913 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4914 (s390_get_unit_mask): Likewise.
4915 (s390_is_fpd): Likewise.
4916 (s390_is_fxd): Likewise.
4917 * config/s390/s390.h (s390_tune_attr): Likewise.
4918 * config/s390/s390.md: Include arch13 pipeline description.
4919 * config/s390/s390.opt: Add arch13.
4921 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4923 PR rtl-optimization/87763
4924 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4926 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4928 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4930 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4931 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4932 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4933 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4935 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4937 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4938 "Although" in -fipa-icf documentation.
4940 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4941 of using multiple -g options.
4943 2019-04-10 Martin Liska <mliska@suse.cz>
4945 PR gcov-profile/89959
4946 * doc/gcov.texi: Make documentation of -x option
4949 2019-04-10 Richard Biener <rguenther@suse.de>
4951 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4953 (DR_GROUP_SAME_DR_STMT): Remove.
4954 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4955 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4956 replace with assert.
4957 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4958 (vect_record_grouped_load_vectors): Remove unreachable code.
4960 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4963 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4964 obsolete reference to N.
4966 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4969 * expr.c (store_expr): Set properly size on the MEM passed to
4973 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4974 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4975 translation is needed, and when translation is needed, only append
4976 ... if the string length is hostsz or more bytes long. Avoid using
4979 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4982 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4983 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4985 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4986 differences directly.
4987 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4989 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4991 PR translation/90011
4992 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4994 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4996 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4997 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4998 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4999 trailing space from -gsplit-dwarf diagnostics.
5001 PR tree-optimization/89998
5002 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5003 instead of integer_type_node if possible, don't add ranges if return
5004 type is not compatible with int.
5005 * gimple-fold.c (gimple_fold_builtin_sprintf,
5006 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5009 2019-04-09 Martin Liska <mliska@suse.cz>
5011 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5012 * doc/install.texi: Document the new config.
5014 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5016 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5017 use gimple_expr_type for load and store calls. Skip over the
5018 condition argument in a conditional internal function.
5019 Protect use of TREE_INT_CST_LOW.
5021 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5024 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5025 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5026 trailing period from it too.
5028 2019-04-08 wu yuan <wuyuan5@huawei.com>
5030 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5031 * config/aarch64/aarch64.md : Add "tsv110.md"
5032 * config/aarch64/tsv110.md: New file.
5034 2019-04-08 Richard Biener <rguenther@suse.de>
5036 PR tree-optimization/90006
5037 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5040 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5043 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5045 (fma_root_node): Likewise.
5046 (func_fma_steering): Likewise.
5048 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5050 PR rtl-optimization/89865
5051 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5053 PR rtl-optimization/89865
5054 * config/i386/i386.md
5055 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5056 numbers not to clash with the additional operands[4].
5057 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5058 with extra register copy in the middle.
5060 2019-04-08 Martin Liska <mliska@suse.cz>
5062 PR gcov-profile/89961
5063 * doc/gcov.texi: Document data_file.
5064 * gcov.c (generate_results): Add data_info into JSON output.
5066 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5068 PR tree-optimization/89725
5069 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5070 loop's chrec as invariant symbol.
5071 * tree-chrec.h (chrec_contains_symbols): New parameter.
5072 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5073 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5074 function of loops not in DDR's loop_nest.
5075 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5077 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5080 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5083 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5086 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5087 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5089 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5091 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5092 targetm.fixed_condition_code_regs.
5094 2019-04-05 Richard Biener <rguenther@suse.de>
5098 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5099 debug bind stmts but reset them if they are not valid at the
5102 2019-04-05 Martin Liska <mliska@suse.cz>
5104 PR translation/89936
5105 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5106 order to wrap keywords or arguments.
5107 * collect2.c (main): Likewise.
5108 (scan_prog_file): Likewise.
5109 (scan_libraries): Likewise.
5110 * common/config/riscv/riscv-common.c
5111 (riscv_subset_list::parsing_subset_version): Likewise.
5112 (riscv_subset_list::parse_std_ext): Likewise.
5113 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5115 * config/arm/arm.c (arm_option_override): Likewise.
5116 * config/cris/cris.c (cris_print_operand): Likewise.
5117 * config/darwin-c.c (darwin_pragma_options): Likewise.
5118 (darwin_pragma_unused): Likewise.
5119 (darwin_pragma_ms_struct): Likewise.
5120 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5121 * config/i386/i386.c (print_reg): Likewise.
5122 (ix86_print_operand): Likewise.
5123 * config/i386/xm-djgpp.h: Likewise.
5124 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5125 * config/m32c/m32c.c (m32c_option_override): Likewise.
5126 * config/msp430/msp430.c (msp430_option_override): Likewise.
5127 * config/nds32/nds32.c (nds32_option_override): Likewise.
5128 * config/nvptx/mkoffload.c (main): Likewise.
5129 * config/rx/rx.c (rx_print_operand): Likewise.
5130 (valid_psw_flag): Likewise.
5131 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5132 (vms_pragma_nomember_alignment): Likewise.
5133 (vms_pragma_extern_model): Likewise.
5134 * lto-wrapper.c (compile_offload_image): Likewise.
5135 * omp-offload.c (oacc_parse_default_dims): Likewise.
5136 * symtab.c (symtab_node::verify_base): Likewise.
5137 * tlink.c (recompile_files): Likewise.
5138 (start_tweaking): Likewise.
5139 * tree-profile.c (parse_profile_filter): Likewise.
5141 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5143 PR tree-optimization/89956
5144 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5145 multiple negates of the same value.
5147 2019-04-04 Martin Sebor <msebor@redhat.com>
5151 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5152 have the same precision since the function crashes otherwise.
5153 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5154 has non-zero arguments.
5156 2019-04-04 Martin Sebor <msebor@redhat.com>
5159 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5160 out if the number of arguments is less than expected.
5162 2019-04-04 Jeff Law <law@redhat.com>
5164 PR rtl-optimization/89399
5165 * ree.c (combine_set_extension): Use single_set rather than
5166 digging into PATTERN for items on the candidate list.
5167 (combine_reaching_defs): Likewise.
5169 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5171 PR rtl-optimization/46590
5172 * loop-invariant.c (find_defs): Move df_remove_problem and
5173 df_process_deferred_rescans to move_invariants.
5174 Move df_live_add_problem and df_live_set_all_dirty calls
5176 (move_invariants): Likewise.
5177 (move_loop_invariants): Likewise, making the df_live calls
5178 conditional on -O. Remove the problem again if we added it
5181 2019-04-03 qing zhao <qing.zhao@oracle.com>
5183 PR tree-optimization/89730
5184 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5185 -flive-patching=inline-only-static.
5186 (can_inline_edge_by_limits_p): Add the checking for
5187 -flive-patching=inline-only-static and grant always_inline
5188 even when -flive-patching=inline-only-static is specified.
5190 2019-04-03 Jeff Law <law@redhat.com>
5192 PR rtl-optimization/81025
5193 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5195 2019-04-03 Richard Biener <rguenther@suse.de>
5197 PR tree-optimization/84101
5198 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5199 regs.h for hard_regno_nregs.
5200 (cfun_returns): New helper.
5201 (vect_model_store_cost): When vectorizing a store to a decl
5202 we return and the function ABI returns in a multi-reg location
5203 account for the possible spilling that will happen.
5205 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5207 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5208 displacement addresses for vector mode operands.
5210 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5212 * config/arc/arc.c (GMASK_LEN): Define.
5213 (arc_restore_callee_saves): Restore first blink when
5216 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5218 * doc/extend.texi: Add deprecated comment on sign-return-address
5219 function attribute and add mbranch-protection.
5220 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5222 2019-04-03 Richard Biener <rguenther@suse.de>
5225 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5226 the all target phony.
5228 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5233 Return false for variable DImode shifts.
5234 (dimode_scalar_chain::compute_convert_gain): Do not handle
5235 register count operand in variable DImode shifts.
5236 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5237 count argument of a variable shift instruction to a vector register.
5238 (dimode_scalar_chain::convert_reg): Remove support to convert
5239 count argument of a variable shift instruction.
5241 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5243 PR rtl-optimization/84206
5244 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5245 iterating over loop headers.
5247 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5249 PR rtl-optimization/85876
5250 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5251 beyond the original fence.
5253 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5255 * config.gcc: Mark spu* targets as deprecated/obsolete.
5257 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5259 * config/s390/s390-builtin-types.def: New builtin function type
5260 definitions. Remove unused types.
5261 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5262 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5263 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5264 overloaded builtins.
5265 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5266 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5267 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5268 (vec_double, vec_signed, vec_unsigned): Define to use the new
5269 overloaded builtins.
5270 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5273 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5275 * config/s390/s390-builtin-types.def: New builtin function type
5277 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5278 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5279 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5280 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5281 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5282 constant definitions.
5283 * config/s390/vecintrin.h (vec_search_string_cc)
5284 (vec_search_string_until_zero_cc): New builtin name definitions.
5285 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5287 ("vec_vstrs<mode>"): New insn definition.
5289 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5291 * config/s390/s390-builtin-types.def: Add new builtin function
5293 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5294 New overloaded builtins.
5295 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5297 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5298 (UNSPEC_VEC_SLDBYTE): ... this.
5299 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5300 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5302 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5303 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5304 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5306 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5308 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5309 New insn definition.
5310 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5311 * config/s390/vector.md (V_HW_HSD): ... here.
5313 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5315 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5316 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5317 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5318 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5319 New insn definitions.
5321 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5323 * config/s390/s390-builtin-types.def: Add new builtin function type.
5324 * config/s390/s390-builtins.def: Add overloaded builtin
5325 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5326 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5327 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5328 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5329 ("eltswap<mode>"): New expander.
5330 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5333 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5335 * config/s390/s390-builtin-types.def: Add new builtin function types.
5336 * config/s390/s390-builtins.def: Add overloaded builtin
5337 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5339 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5340 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5341 ("bswap<mode>"): New expander.
5342 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5344 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5346 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5347 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5348 vector builtin version number in __VEC__.
5350 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5352 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5354 (SFSI): New mode attribute.
5355 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5356 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5358 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5359 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5360 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5361 ("floatsi<mode>2"): Add wcefb instruction.
5363 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5365 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5366 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5368 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5369 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5370 support 32 bit fp-int conversions. Rename to ...
5371 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5372 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5373 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5374 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5377 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5379 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5380 if-then-else constructs if we can use the select instruction.
5381 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5383 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5385 * config/s390/s390.md ("*popcountdi_arch13_cc")
5386 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5388 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5389 Append _z196 to make it ...
5390 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5391 ("popcounthi2_z196"): ... this.
5392 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5393 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5395 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5397 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5398 certain compares for arch13 in order to make use of the condition
5399 code result produced by the new instructions.
5400 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5401 nxrk, and nxgrk instruction patterns.
5402 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5403 (inv_no): Add new code iterator together with some attributes.
5404 ("*andc_split_<mode>"): Disable splitter for arch13.
5405 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5406 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5407 ("*<ANDOR:bitops_name>c<GPR:mode>")
5408 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5409 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5410 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5411 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5413 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5415 * common/config/s390/s390-common.c (processor_flags_table): New
5417 * config.gcc: Support arch13 with the --with-arch= configure flag.
5418 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5419 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5420 * config/s390/s390.c (s390_get_sched_attrmask)
5421 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5422 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5423 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5424 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5425 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5427 * config/s390/s390.opt: Support arch13 as processor type in
5428 command line options.
5430 2019-04-02 Martin Liska <mliska@suse.cz>
5432 PR translation/89912
5433 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5434 Fix param description of graphite-max-arrays-per-scop.
5436 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5438 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5439 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5440 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5442 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5444 PR rtl-optimization/85412
5445 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5446 sel_sched_region_1, not after.
5448 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5450 PR rtl-optimization/86928
5451 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5452 compute_live if necessary.
5453 (sel_redirect_edge_and_branch): Likewise.
5455 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5457 PR rtl-optimization/89865
5458 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5459 register if it is a part of small class.
5461 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5463 PR rtl-optimization/87273
5464 * sel-sched-ir.c (merge_fences): Remove assert.
5466 2019-04-01 Richard Biener <rguenther@suse.de>
5468 PR tree-optimization/46590
5469 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5470 (dom_walker::m_reachability): Add in place of...
5471 (dom_walker::m_skip_unreachable_blocks): ...this.
5472 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5473 Move complex initialization ...
5474 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5475 lazily and initialize edge flags on each invocation.
5476 (dom_walker::bb_reachable): Use m_reachability.
5478 2019-04-01 Martin Liska <mliska@suse.cz>
5481 * opt-suggestions.c (option_proposer::build_option_suggestions):
5482 Add variant without any argument in order to provide better
5485 2019-04-01 Richard Biener <rguenther@suse.de>
5488 * gimple.c: Include langhooks.h.
5489 (gimple_get_alias_set): Treat enumeral types as the underlying
5492 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5493 Eric Botcazou <ebotcazou@adacore.com>
5495 PR rtl-optimization/89862
5496 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5497 that operates on the full registers for WORD_REGISTER_OPERATIONS
5500 2019-03-29 Jim Wilson <jimw@sifive.com>
5502 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5503 Clear MASK_RVC and then set if C subset supported.
5505 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5508 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5509 non-addressable complit into its initializer if it is volatile.
5511 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5513 * opts-common.c (integral_argument): Set errno properly in one case.
5515 2019-03-29 Martin Liska <mliska@suse.cz>
5517 * doc/invoke.texi: Remove -Wchkp from documentation.
5519 2019-03-29 Martin Liska <mliska@suse.cz>
5521 * dbgcnt.c (print_limit_reach): New function.
5524 2019-03-29 Martin Liska <mliska@suse.cz>
5526 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5527 (dbg_cnt_process_opt): Parse first tokens aas
5528 dbg_cnt_process_single_pair is also using strtok.
5530 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5532 PR rtl-optimization/87485
5533 * function.c (expand_function_end): Move stack_protect_epilogue
5534 before loading of return value into hard register(s).
5536 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5539 * tree-inline.h (struct copy_body_data): Add
5540 dont_remap_vla_if_no_change flag.
5541 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5542 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5543 and remap_type_2 returns false.
5544 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5545 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5546 only from where it is copied to nested contexts.
5548 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5551 * config/i386/i386.md (RMW operation with LEA peephole):
5552 Use LEAMODE mode attribute instead of SWI mode iterator for
5555 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5558 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5559 Also process XEXP (src, 0) of a shift insn.
5561 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5564 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5565 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5567 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5569 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5571 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5572 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5573 immediately after first one with df_analyze in between, but rather
5574 process all bbs, queueing ones that need second pass in a worklist,
5575 df_analyze, process queued debug insn changes and if second pass is
5576 needed, process bbs from worklist, df_analyze, process queued debug
5579 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5580 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5581 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5583 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5586 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5589 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5592 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5593 function for 32-bit MS_ABI.
5594 (function_value_ms_32): New function.
5596 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5598 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5599 (movdi): Call gen_movdi_symbol_save_scc.
5600 (gen_movdi_symbol_save_scc): New insn and split.
5602 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5604 PR rtl-optimization/89313
5605 * function.c (matching_constraint_num): New static function.
5606 (match_asm_constraints_1): Use it. Fixup white space and comment.
5607 Don't replace inputs with non-matching constraints which conflict
5608 with early clobber outputs.
5610 2019-03-27 Jeff Law <law@redhat.com>
5613 PR rtl-optimization/87761
5614 PR rtl-optimization/89826
5615 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5617 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5618 note problem to get REG_DEAD/REG_UNUSED notes updated.
5620 2019-03-27 Richard Biener <rguenther@suse.de>
5622 PR tree-optimization/89463
5623 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5624 queue edges to remove.
5625 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5626 dead stmts. Delay edge removal until PHIs are removed to
5627 make debug-stmt creation not confused by seemingly degenerate
5630 2019-03-27 Alan Modra <amodra@gmail.com>
5632 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5634 * config/rs6000/darwin.h: Likewise.
5635 * config/rs6000/rs6000.c: Likewise.
5637 2019-03-27 Alan Modra <amodra@gmail.com>
5639 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5640 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5642 2019-03-26 Andrew Waterman <andrew@sifive.com>
5643 Jim Wilson <jimw@sifive.com>
5645 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5646 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5647 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5648 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5649 (generic_alu): Add auipc to type list.
5650 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5651 (riscv_microarchitecture): Declare.
5652 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5653 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5655 (riscv_microarchitecture): New.
5656 (sifive_7_tune_info): New.
5657 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5658 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5660 (riscv_store_data_bypass_p): New.
5661 (riscv_option_override): Set riscv_microarchitecture from
5662 cpu->microarchitecture.
5663 * config/riscv/riscv.md: Include sifive-7.md.
5666 (auipc<mode>): Change type to auipc.
5667 (restore_stack_nonlocal): New.
5668 * config/riscv/sifive-7.md: New.
5669 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5671 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5674 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5675 Also process XEXP (src, 0) of a shift insn.
5677 2019-03-26 Richard Biener <rguenther@suse.de>
5679 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5680 (copy_debug_stmt): Likewise.
5681 (expand_call_inline): Likewise.
5682 (copy_bb): Avoid redundant lookup & set of gimple_block.
5683 * gimple-low.c (lower_gimple_return): Likewise.
5684 (lower_builtin_setjmp): Likewise.
5686 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5688 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5689 is constant 0, turn into static const data member initialized to false.
5690 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5691 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5693 2019-03-26 Jason Merrill <jason@redhat.com>
5694 Jakub Jelinek <jakub@redhat.com>
5696 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5698 (mem_alloc_description::release_object_overhead): Fix comment typos.
5699 * hash-table.h (hash_table::~hash_table): Call
5700 release_instance_overhead only if m_entries is non-NULL, otherwise
5701 call unregister_descriptor.
5703 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5705 PR tree-optimization/81740
5706 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5707 In case of outer loop vectorization, check for backward dependence
5708 at the inner loop if outer loop dependence is reversed.
5710 2019-03-26 Alan Modra <amodra@gmail.com>
5712 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5713 rs6000_vector_mem init. Correct wI and wJ comment.
5715 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5717 PR rtl-optimization/88347
5718 PR rtl-optimization/88423
5719 * sched-deps.c (sched_analyze_insn): Take into account that for
5720 tablejumps the barrier appears after a label and a jump_table_data.
5722 2019-03-25 Martin Sebor <msebor@redhat.com>
5725 * c-common.c (check_user_alignment): Rename local. Correct maximum
5726 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5727 convert it to UHWI when it fits.
5729 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5732 * dwarf2out.c (premark_used_variables): New function.
5733 (prune_unused_types_walk): Do not mark not premarked external
5735 (prune_unused_types): Call premark_used_variables.
5737 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5739 PR rtl-optimization/89676
5740 * lra-constraints.c (curr_insn_transform): Do match reload for
5741 early clobbers when the match was successful only for different
5744 2019-03-25 Martin Sebor <msebor@redhat.com>
5746 * doc/extend.texi (Common Type Attributes): Document vector_size.
5747 (Common Variable Attributes): Mention size constraint. Correct
5749 (Vector Extensions): Use @dfn when defining bas type. Clarify
5750 base type and size constraints.
5752 2019-03-25 Richard Biener <rguenther@suse.de>
5754 PR tree-optimization/89789
5755 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5756 changes from non-undefined back to undefined.
5758 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5760 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5761 heap string and a gc string, but since this variable is unknown to
5762 ggc the gc string might get reused and corrupted. Fixed by always
5763 using a heap string.
5765 2019-03-25 Richard Biener <rguenther@suse.de>
5767 PR tree-optimization/89779
5768 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5769 to remove IV defs, delay actual removal.
5770 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5771 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5772 very end, properly also reset loop control IV information.
5774 2019-03-25 Richard Biener <rguenther@suse.de>
5776 PR tree-optimization/89802
5777 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5778 move EH data to folded stmt.
5780 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5782 * config/s390/s390-builtin-types.def: Remove few unused types and
5783 fix sort order for others.
5785 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5787 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5788 expected and found types with -mdebug during builtin matching.
5790 2019-03-25 Richard Biener <rguenther@suse.de>
5793 * fold-const.c (operand_equal_p): Revert last change with
5796 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5798 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5799 notes for the result of the __tls_get_addr calls.
5800 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5802 2019-03-24 Jeff Law <law@redhat.com>
5804 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5806 PR rtl-optimization/87761
5807 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5808 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5810 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5811 rescans. Reprocess blocks as needed, calling df_analyze before
5812 reprocessing. Always call df_analyze before fixing up debug bind
5815 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5817 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5820 2019-03-22 Andrew Pinski <apinski@marvell.com>
5822 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5823 attrribute for uxtw.
5825 2019-03-26 Jeff Law <law@redhat.com>
5827 PR rtl-optimization/87761
5828 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5829 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5830 (mips_split_move): Accept new INSN argument. Try to forward SRC
5831 into the next instruction.
5832 (mips_split_move_insn): Pass INSN through to mips_split_move.
5834 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5836 PR rtl-optimization/89676
5837 * lra-constraints.c (curr_insn_transform): Do match reload for
5838 early clobbers even if the match was successful.
5840 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5843 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5845 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5847 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5849 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5851 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5852 <avx512>_fmsub_<mode>_mask3<round_name>,
5853 <avx512>_fnmadd_<mode>_mask3<round_name>,
5854 <avx512>_fnmsub_<mode>_mask3<round_name>,
5855 avx512f_vmfmadd_<mode>_mask3<round_name>,
5856 avx512f_vmfmsub_<mode>_mask3<round_name>,
5857 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5858 instead of register_operand and %v instead of v for match_operand 1.
5859 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5860 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5861 <round_nimm_predicate> instead of register_operand and %v instead of v
5862 for match_operand 1.
5864 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5865 <avx512>_fmadd_<mode>_mask3<round_name>,
5866 <avx512>_fmsub_<mode>_mask<round_name>,
5867 <avx512>_fmsub_<mode>_mask3<round_name>,
5868 <avx512>_fnmadd_<mode>_mask<round_name>,
5869 <avx512>_fnmadd_<mode>_mask3<round_name>,
5870 <avx512>_fnmsub_<mode>_mask<round_name>,
5871 <avx512>_fnmsub_<mode>_mask3<round_name>,
5872 <avx512>_fmaddsub_<mode>_mask<round_name>,
5873 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5874 <avx512>_fmsubadd_<mode>_mask<round_name>,
5875 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5876 <round_nimm_predicate> instead of nonimmediate_operand.
5877 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5878 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5879 Use register_operand instead of <round_nimm_predicate> for the
5880 operand that needs to match output.
5881 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5882 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5883 Likewise. Formatting fixes.
5886 * config/i386/i386.c (enum ix86_builtins): Remove
5887 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5888 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5889 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5890 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5891 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5892 __builtin_ia32_vfmsubss3_mask3): New builtins.
5893 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5894 avx512f_vmfmadd_<mode>_mask3<round_name>,
5895 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5896 *avx512f_vmfmsub_<mode>_mask<round_name>,
5897 avx512f_vmfmsub_<mode>_mask3<round_name>,
5898 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5899 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5900 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5901 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5902 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5903 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5904 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5905 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5906 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5907 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5908 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5909 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5910 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5911 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5912 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5913 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5914 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5915 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5916 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5917 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5918 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5919 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5920 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5921 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5922 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5923 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5924 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5925 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5927 2019-03-21 Martin Sebor <msebor@redhat.com>
5929 PR tree-optimization/89350
5930 * builtins.c (compute_objsize): Also ignore offsets whose upper
5932 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5933 (builtin_memref::builtin_memref): Initialize new member.
5934 Allow EXPR to be null.
5935 (builtin_memref::extend_offset_range): Replace local with a member.
5936 Avoid assuming pointer offsets are unsigned.
5937 (builtin_memref::set_base_and_offset): Determine base object
5938 before computing offset range.
5939 (builtin_access::builtin_access): Handle memset.
5940 (builtin_access::generic_overlap): Replace local with a member.
5941 (builtin_access::strcat_overlap): Same.
5942 (builtin_access::overlap): Same.
5943 (maybe_diag_overlap): Same.
5944 (maybe_diag_access_bounds): Same.
5945 (wrestrict_dom_walker::check_call): Handle memset.
5946 (check_bounds_or_overlap): Same.
5948 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5949 Jakub Jelinek <jakub@redhat.com>
5952 * tree.c (fld_type_variant, fld_incomplete_type_of,
5953 fld_process_array_type): Call fld->pset.add and don't call
5954 add_tree_to_fld_list if it returns true.
5955 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5956 non-marked types from TYPE_NEXT_VARIANT list.
5957 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5959 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5961 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5962 to false, if true, don't alloc_entries during construction, but defer
5963 it to the first method that needs m_entries allocated.
5964 (hash_table::hash_table, hash_table::~hash_table,
5965 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5966 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5967 hash_table::clear_slot, hash_table::traverse_noresize,
5968 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5969 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5971 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5972 NO_INSERT instead of find_with_hash.
5973 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5974 hash_set::m_table): Add Lazy to template params of hash_table.
5975 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5976 * attribs.c (test_attribute_exclusions): Likewise.
5977 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5978 hash_set. Add tests for hash_set with Lazy = true.
5980 2019-03-21 Richard Biener <rguenther@suse.de>
5982 PR tree-optimization/89779
5983 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5984 checks with respect to released SSA names now having error_mark_node
5986 * fold-const.c (operand_equal_p): Likewise.
5988 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5991 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5993 (s390_optimize_register_info): Use global_not_special_regno_p to
5994 check for global regs.
5996 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5999 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6000 update this_alternative nor this_alternative_set.
6002 2019-03-19 Jim Wilson <jimw@sifive.com>
6005 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6006 align, size, offset. Use them to handle a BLKmode reference. Update
6008 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6010 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6012 PR rtl-optimization/89768
6013 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6015 (unroll_loop_runtime_iterations): Likewise.
6017 2019-03-19 Martin Sebor <msebor@redhat.com>
6019 PR tree-optimization/89644
6020 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6021 rather than endptr as an indicator of nul-termination.
6023 PR tree-optimization/89644
6024 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6025 arrays in determining sequence sizes in strncpy and stpncpy.
6027 2019-03-19 Martin Liska <mliska@suse.cz>
6030 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6031 unlikely_edges if there's an edge that belongs to both these sets.
6033 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6036 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6037 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6038 go via a stack temporary.
6040 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6043 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6044 instead of gen_rtx_SUBREG.
6045 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6047 2019-03-19 Richard Biener <rguenther@suse.de>
6050 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6052 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6056 * tree.c (free_lang_data_in_decl): Do not free context of C++
6059 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6062 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6063 subs for the first alternative except when operands[3] is 1.
6066 * gimplify.c (gimplify_asm_expr): For output argument with
6067 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6070 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6072 PR rtl-optimization/89753
6073 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6074 explicit unrolling factor even more robust.
6076 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6079 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6080 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6081 signed zeros, do another copysign after the compensation.
6083 2019-03-18 Martin Sebor <msebor@redhat.com>
6085 PR tree-optimization/89720
6086 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6087 more conservatively, the same as anti-range.
6089 2019-03-18 Richard Biener <rguenther@suse.de>
6092 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6093 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6094 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6095 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6097 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6099 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6100 Extend queue to 1024 entries.
6101 Add "consumed" field.
6102 (gomp_print_output): Remove print_index parameter.
6103 Add final parameter.
6104 Change limit to unsigned.
6105 Use consumed field to implement circular buffer.
6106 Detect interrupted print in final pass.
6107 Flush output at the end.
6108 (run): Update gomp_print_output usage.
6109 (main): Initialize kernargs->output_data.consumed.
6111 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6113 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6114 calculation of the minimum number of scalar iterations for
6115 fully-predicated loops.
6117 2019-03-18 Martin Jambor <mjambor@suse.cz>
6119 PR tree-optimization/89546
6120 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6121 any propagation to its children took place.
6123 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6126 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6127 parameter, and make use of it.
6128 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6130 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6132 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6133 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6134 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6135 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6136 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6137 match what the ops is doing.
6138 (push_multi_fp_blink): Likewise.
6139 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6140 compiling for size and elf target.
6141 (arc_save_callee_enter): Adjust note to match what enter/leave
6144 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6146 * config/arc/arc.md (tst_movb): Fix constraint.
6148 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6150 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6152 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6154 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6155 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6156 reg_alloc_order references.
6157 (size_alloc_order): Define.
6158 (arc_adjust_reg_alloc_order): New function.
6159 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6161 (ADJUST_REG_ALLOC_ORDER): Define.
6162 (HONOR_REG_ALLOC_ORDER): Likewise.
6164 2019-03-18 Richard Biener <rguenther@suse.de>
6167 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6168 loads and stores a bit more.
6170 2019-03-18 Richard Biener <rguenther@suse.de>
6173 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6174 load pessimization to stores as well.
6176 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6179 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6180 successor, use NULL as its av set.
6182 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6184 PR rtl-optimization/89721
6185 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6187 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6190 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6191 When handling vec_extract, use modular arithmetic to allow
6192 constant selectors greater than vector length.
6193 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6194 V1TImode vectors to have constant selector values greater than 0.
6195 Use modular arithmetic to compute vector index.
6196 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6197 index for in-memory vectors. Correct code generation for
6198 in-register vectors.
6199 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6202 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6206 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6209 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6212 * tree.c (inchash::add_expr): Strip any location wrappers.
6213 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6214 after hash verification.
6217 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6218 SIGN_EXTEND and ZERO_EXTEND.
6220 2019-03-14 Jason Merrill <jason@redhat.com>
6221 Jakub Jelinek <jakub@redhat.com>
6223 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6224 than if is_empty (*slot).
6225 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6226 existing elt and for elt removal.
6227 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6228 of already removed elt.
6230 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6233 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6236 2019-03-14 Martin Liska <mliska@suse.cz>
6239 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6241 2019-03-14 Richard Biener <rguenther@suse.de>
6244 * config/i386/i386.c (make_resolver_func): Properly set
6245 DECL_CONTEXT on the RESULT_DECL.
6246 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6248 2019-03-14 Richard Biener <rguenther@suse.de>
6250 * gimple-pretty-print.c: Include cfgloop.h.
6251 (dump_gimple_phi): Adjust.
6252 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6253 (pp_cfg_jump): Adjust.
6254 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6255 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6256 (lower_phi_internal_fn): Remove.
6257 (verify_gimple_call): Remove IFN_PHI special-casing.
6258 (dump_function_to_file): Dump IL state.
6259 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6260 done to deal with PHI nodes being present in non-SSA state.
6262 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6265 * multiple_target.c (create_dispatcher_calls): Change
6266 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6267 In the node->iterate_referring loop, push *ref rather than ref, call
6268 ref->remove_reference () and always pass 0 to iterate_referring.
6270 PR rtl-optimization/89679
6271 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6272 would contain a paradoxical SUBREG.
6274 2019-03-14 Richard Biener <rguenther@suse.de>
6276 PR tree-optimization/89710
6277 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6280 2019-03-14 Martin Liska <mliska@suse.cz>
6282 * coverage.c (coverage_begin_function): Stream also
6284 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6285 documentation about function declaration location.
6286 * gcov-dump.c (tag_function): Print whole range
6287 of function declaration.
6288 * gcov.c (struct function_info): Add end_column field.
6289 (function_info::function_info): Initialize it.
6290 (output_json_intermediate_file): Output {start,end}_column
6292 (read_graph_file): Read end_column.
6294 2019-03-14 Richard Biener <rguenther@suse.de>
6297 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6298 that the access types are similar.
6300 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6302 PR tree-optimization/89703
6303 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6304 aren't compatible also with builtin_decl_explicit. Check pure
6305 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6306 and BUILT_IN_STPNCPY{,_CHK}.
6308 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6312 addr32 prefix to VSIB address for X32.
6313 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6315 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6316 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6317 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6318 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6319 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6320 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6321 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6322 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6323 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6324 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6325 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6326 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6327 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6328 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6329 (*avx512f_scatterdi<mode>): Likewise.
6331 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6334 * lra-constraints.c (inherit_in_ebb): Update
6335 potential_reload_hard_regs along with live_hard_regs.
6337 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6340 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6342 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6344 2019-03-13 Martin Sebor <msebor@redhat.com>
6346 PR tree-optimization/89662
6347 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6350 2019-03-13 Richard Biener <rguenther@suse.de>
6353 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6354 throw FP expressions at tree-affine.
6356 2019-03-14 Richard Biener <rguenther@suse.de>
6358 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6359 dump negative integer constants using _Literal (type) -num.
6361 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6363 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6364 nonlocal_value member.
6367 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6368 (ipa_simd_modify_function_body): Handle PHIs.
6370 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6372 * config/s390/s390.c (s390_option_override_internal): Use more
6373 aggressive inlining parameters.
6375 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6377 * config/s390/3906.md: New file.
6378 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6379 (LONGRUNNING_THRESHOLD): Remove.
6380 (MAX_SCHED_MIX_SCORE): Decrease.
6381 (MAX_SCHED_MIX_DISTANCE): Decrease.
6382 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6383 (struct s390_sched_state): New struct to hold scheduling state.
6384 (S390_SCHED_STATE_NORMAL): Remove.
6385 (S390_SCHED_STATE_CRACKED): Remove.
6386 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6387 (s390_get_sched_attrmask): Use new attribute.
6388 (s390_get_unit_mask): Use new units.
6389 (s390_is_fpd): New function.
6390 (s390_is_fxd): New function.
6391 (s390_is_longrunning): New function.
6392 (s390_sched_score): Use new functions.
6393 (s390_sched_reorder): Likewise.
6394 (s390_sched_variable_issue): Rework and use new functions.
6395 (s390_sched_init): Use new functions.
6396 * config/s390/s390.h (s390_tune_attr): Add z14.
6397 * config/s390/s390.md: Add z14.
6399 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6401 * config/s390/2964.md: Update pipeline description.
6402 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6403 (LONGRUNNING_THRESHOLD): Remove.
6404 (LATENCY_FACTOR): Remove.
6405 (s390_get_unit_mask): Add unit.
6406 (s390_sched_score): Use fxd/fpd.
6407 (s390_sched_variable_issue): Use fxd/fpd.
6409 2019-03-12 Martin Liska <mliska@suse.cz>
6411 * config/i386/i386.c: Reword an error message.
6413 2019-03-12 Martin Jambor <mjambor@suse.cz>
6415 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6416 terminate with newline.
6418 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6421 * config/s390/s390.md (tabort): Use %wd instead of
6422 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6423 letters and periods.
6424 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6425 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6429 * builtins.c (expand_builtin_int_roundingfn,
6430 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6431 gcc_unreachable if validate_arglist fails.
6433 2019-03-12 Richard Biener <rguenther@suse.de>
6435 PR tree-optimization/89664
6436 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6437 free the occurance tree after the early out.
6439 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6443 * vr-values.c (vr_values::update_value_range): If
6444 old_vr->varying_p (), don't update it, make new_vr also VARYING
6447 2019-03-11 Martin Liska <mliska@suse.cz>
6449 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6450 Fix double string quoting.
6452 2019-03-11 Martin Liska <mliska@suse.cz>
6454 * collect-utils.c (collect_wait): Wrap apostrophes
6455 in gcc internal format with %'.
6456 * collect2.c (main): Likewise.
6457 (scan_prog_file): Likewise.
6458 (scan_libraries): Likewise.
6459 * config/i386/i386.c (ix86_expand_call): Likewise.
6460 (ix86_handle_interrupt_attribute): Likewise.
6461 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6462 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6463 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6464 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6465 * symtab.c (symtab_node::verify_base): Likewise.
6466 * tree-cfg.c (verify_gimple_label): Likewise.
6467 * tree.c (verify_type_variant): Likewise.
6469 2019-03-11 Martin Liska <mliska@suse.cz>
6471 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6472 in a string format message and fix GNU coding style.
6473 (expand_builtin_set_thread_pointer): Likewise.
6474 * common/config/aarch64/aarch64-common.c
6475 (aarch64_rewrite_selected_cpu): Likewise.
6476 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6477 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6478 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6479 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6480 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6481 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6482 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6483 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6484 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6485 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6487 * common/config/riscv/riscv-common.c
6488 (riscv_subset_list::parsing_subset_version): Likewise.
6489 (riscv_subset_list::parse_std_ext): Likewise.
6490 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6491 (riscv_subset_list::parse): Likewise.
6492 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6493 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6494 (aarch64_override_options_internal): Likewise.
6495 (aarch64_validate_mcpu): Likewise.
6496 (aarch64_validate_march): Likewise.
6497 (aarch64_validate_mtune): Likewise.
6498 (aarch64_override_options): Likewise.
6499 * config/alpha/alpha.c (alpha_option_override): Likewise.
6500 * config/arc/arc.c (arc_init): Likewise.
6501 (parse_mrgf_banked_regs_option): Likewise.
6502 (arc_override_options): Likewise.
6503 (arc_expand_builtin_aligned): Likewise.
6504 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6505 (arm_expand_builtin): Likewise.
6506 * config/arm/arm.c (arm_option_check_internal): Likewise.
6507 (arm_configure_build_target): Likewise.
6508 (arm_option_override): Likewise.
6509 (arm_options_perform_arch_sanity_checks): Likewise.
6510 (arm_handle_cmse_nonsecure_entry): Likewise.
6511 (arm_handle_cmse_nonsecure_call): Likewise.
6512 (arm_tls_referenced_p): Likewise.
6513 (thumb1_expand_prologue): Likewise.
6514 * config/avr/avr.c (avr_option_override): Likewise.
6515 * config/bfin/bfin.c (bfin_option_override): Likewise.
6516 * config/c6x/c6x.c (c6x_option_override): Likewise.
6517 * config/cr16/cr16.c (cr16_override_options): Likewise.
6518 * config/cris/cris.c (cris_option_override): Likewise.
6519 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6520 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6521 * config/darwin.c (darwin_override_options): Likewise.
6522 * config/frv/frv.c (frv_expand_builtin): Likewise.
6523 * config/h8300/h8300.c (h8300_option_override): Likewise.
6524 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6525 (ix86_option_override_internal): Likewise.
6526 (warn_once_call_ms2sysv_xlogues): Likewise.
6527 (ix86_expand_prologue): Likewise.
6528 (split_stack_prologue_scratch_regno): Likewise.
6529 (ix86_warn_parameter_passing_abi): Likewise.
6530 * config/ia64/ia64.c (fix_range): Likewise.
6531 * config/m68k/m68k.c (m68k_option_override): Likewise.
6532 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6533 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6534 (mips_set_compression_mode): Likewise.
6535 * config/mmix/mmix.c (mmix_option_override): Likewise.
6536 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6537 * config/msp430/msp430.c (msp430_option_override): Likewise.
6538 * config/nds32/nds32.c (nds32_option_override): Likewise.
6539 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6540 (nios2_option_override): Likewise.
6541 (nios2_expand_custom_builtin): Likewise.
6542 * config/nvptx/mkoffload.c (main): Likewise.
6543 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6544 * config/pa/pa.c (fix_range): Likewise.
6545 (pa_option_override): Likewise.
6546 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6547 (riscv_option_override): Likewise.
6548 * config/rl78/rl78.c (rl78_option_override): Likewise.
6549 * config/rs6000/aix61.h: Likewise.
6550 * config/rs6000/aix71.h: Likewise.
6551 * config/rs6000/aix72.h: Likewise.
6552 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6553 * config/rs6000/freebsd64.h: Likewise.
6554 * config/rs6000/linux64.h: Likewise.
6555 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6556 (rs6000_expand_zeroop_builtin): Likewise.
6557 (rs6000_expand_mtfsb_builtin): Likewise.
6558 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6559 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6560 (rs6000_invalid_builtin): Likewise.
6561 (rs6000_expand_split_stack_prologue): Likewise.
6562 * config/rs6000/rtems.h: Likewise.
6563 * config/rx/rx.c (valid_psw_flag): Likewise.
6564 (rx_expand_builtin): Likewise.
6565 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6566 * config/s390/s390.c (s390_expand_builtin): Likewise.
6567 (s390_function_profiler): Likewise.
6568 (s390_option_override_internal): Likewise.
6569 (s390_option_override): Likewise.
6570 * config/sh/sh.c (sh_option_override): Likewise.
6571 (sh_builtin_saveregs): Likewise.
6572 (sh_fix_range): Likewise.
6573 * config/sh/vxworks.h: Likewise.
6574 * config/sparc/sparc.c (sparc_option_override): Likewise.
6575 * config/spu/spu.c (spu_option_override): Likewise.
6576 (fix_range): Likewise.
6577 * config/visium/visium.c (visium_option_override): Likewise.
6578 (visium_handle_interrupt_attr): Likewise.
6579 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6580 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6581 (dbg_cnt_process_opt): Likewise.
6582 * dwarf2out.c (output_dwarf_version): Likewise.
6583 * except.c (expand_eh_return): Likewise.
6584 * gcc.c (defined): Likewise.
6585 (driver_handle_option): Likewise.
6586 (process_command): Likewise.
6587 (compare_files): Likewise.
6588 (driver::prepare_infiles): Likewise.
6589 (driver::do_spec_on_infiles): Likewise.
6590 (driver::maybe_run_linker): Likewise.
6591 * omp-offload.c (oacc_parse_default_dims): Likewise.
6592 * opts-global.c (handle_common_deferred_options): Likewise.
6593 * opts.c (parse_sanitizer_options): Likewise.
6594 (common_handle_option): Likewise.
6595 (enable_warning_as_error): Likewise.
6596 * passes.c (enable_disable_pass): Likewise.
6597 * plugin.c (parse_plugin_arg_opt): Likewise.
6598 (default_plugin_dir_name): Likewise.
6599 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6600 (default_pch_valid_p): Likewise.
6601 * toplev.c (init_asm_output): Likewise.
6602 (process_options): Likewise.
6603 (toplev::run_self_tests): Likewise.
6604 * tree-cfg.c (verify_gimple_call): Likewise.
6605 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6606 (tree_inlinable_function_p): Likewise.
6607 * var-tracking.c (vt_find_locations): Likewise.
6609 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6611 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6612 only on the else branch.
6614 2019-03-11 Martin Liska <mliska@suse.cz>
6616 * gcov.c (output_intermediate_json_line): Print function
6618 (output_json_intermediate_file): Add new argument.
6619 * doc/gcov.texi: Document the change.
6621 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6623 PR rtl-optimization/89588
6624 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6625 explicit unrolling factor more robust.
6627 2019-03-11 Richard Biener <rguenther@suse.de>
6629 PR tree-optimization/89649
6630 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6631 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6632 on the prolog and epilog loops.
6633 (vect_loop_versioning): Return copy of loop.
6634 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6635 on the non-vectorized version of the loop.
6637 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6640 * config/i386/sse.md (*vec_extractv2di_0_sse):
6641 Add (=r,x) alternative and corresponding splitter.
6643 2019-03-10 Martin Jambor <mjambor@suse.cz>
6645 PR tree-optimization/85762
6646 PR tree-optimization/87008
6647 PR tree-optimization/85459
6648 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6649 it points to if there is a type changing MEM_REF. Adjust all callers.
6650 (build_accesses_from_assign): Disable total scalarization if
6651 contains_vce_or_bfcref_p returns true through the new parameter, for
6654 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6657 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6658 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6661 * common.opt (fdiagnostics-show-labels,
6662 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6663 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6664 gas-locview-support, ginline-points, ginternal-reset-location-views):
6665 Terminate description text with a dot.
6666 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6667 * config/mcore/mcore.opt (m210, m340): Likewise.
6668 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6669 mnops=): Start description text with a capital letter.
6670 * config/arc/arc.opt (msize-level=): Likewise.
6671 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6672 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6674 * config/ft32/ft32.opt (msim): Likewise.
6675 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6676 (mnodiv, mnopm): Terminate description text with a dot.
6677 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6679 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6681 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6684 PR rtl-optimization/89634
6685 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6686 are modified in BB_END (e->src) instruction.
6688 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6691 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6692 messages more amenable to translation, and improve wording.
6694 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6696 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6697 ud- and du-chains between phases.
6699 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6702 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6703 instead of POLY_INT_CST.
6705 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6707 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6710 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6715 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6716 (_mm_storeu_si64): Ditto.
6718 2019-03-08 Martin Liska <mliska@suse.cz>
6721 * config/i386/i386.c (ix86_option_override_internal): Disable
6722 jump tables when retpolines are used.
6724 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6727 * ipa-split.c (execute_split_functions): Do not split
6728 'noinline' or 'section' function.
6730 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6733 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6734 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6735 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6738 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6739 from diagnostics. Formatting fixes.
6742 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6743 warn_odr diagnostics.
6746 * lra-constraints.c (process_alt_operands): Avoid one space before
6747 " at the end of line and another after " on another line in a string
6749 * attribs.c (handle_dll_attribute): Likewise.
6750 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6752 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6753 warning_at or inform messages in G_() if there is no ?:.
6755 PR tree-optimization/89550
6756 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6757 returned true. Formatting fixes.
6758 (expand_builtin_strnlen): Formatting fixes.
6759 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6760 if warning_at returned true.
6761 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6763 2019-03-08 Richard Biener <rguenther@suse.de>
6766 * cfgloop.h (struct loop): Add owned_clique field.
6767 * cfgloopmanip.c (copy_loop_info): Copy it.
6768 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6770 * tree-inline.c (copy_loops): Remap owned_clique.
6771 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6772 * lto-streamer-out.c (output_cfg): Likewise.
6774 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6777 * config/darwin.c: Include intl.h.
6778 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6779 composing the message out of two separate parts.
6781 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6784 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6785 doesn't start with a capital letter and doesn't end with a dot.
6786 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6787 with a capital letter.
6788 (ix86_mangle_function_version_assembler_name): Likewise.
6789 (ix86_generate_version_dispatcher_body): Likewise.
6790 (fold_builtin_cpu): Likewise.
6791 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6792 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6793 translators, wrap full type name in %qs.
6795 PR translation/79999
6796 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6797 depend clause with source (or sink) modifier.
6798 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6801 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6802 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6803 (avx512f_load<mode>_mask): New define_expand.
6804 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6805 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6806 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6807 __builtin_ia32_movess_mask): New builtins.
6808 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6809 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6810 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6811 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6813 2019-03-07 Martin Jambor <mjambor@suse.cz>
6816 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6817 for extern inline functions.
6819 2019-03-07 Martin Jambor <mjambor@suse.cz>
6822 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6823 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6824 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6825 have multiple callees. At the end check if declarations match as
6826 opposed to cgraph_nodes.
6828 2019-03-07 Martin Liska <mliska@suse.cz>
6830 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6831 which is equivalent to searching for this in clones chain.
6832 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6833 names with a neighbour and special case first node in a chain.
6835 2019-01-25 Jason Merrill <jason@redhat.com>
6837 PR c++/80916 - spurious "static but not defined" warning.
6838 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6839 for an internal symbol with DECL_EXTERNAL.
6841 2019-04-07 Richard Biener <rguenther@suse.de>
6844 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6845 * tree-inline.c (copy_loops): Simplify.
6847 2019-03-07 Martin Liska <mliska@suse.cz>
6849 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6851 2019-03-07 Richard Biener <rguenther@suse.de>
6853 PR tree-optimization/89595
6854 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6855 stmt iterator as reference, take boolean output parameter to
6856 indicate whether the stmt was removed and thus the iterator
6858 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6859 stmts created by folding.
6861 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6864 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6867 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6869 PR rtl-optimization/88845
6870 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6872 * lra.c (remove_scratches_1): New function.
6873 (remove_scratches): Use it.
6874 (lra_emit_move): Likewise.
6876 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6878 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6879 unaligned_access variable.
6880 * config/arc/arc.c (arc_override_options): Set unaligned access
6881 default on for HS CPUs.
6882 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6884 2019-03-06 Martin Liska <mliska@suse.cz>
6886 PR gcov-profile/89577
6887 * doc/gcov.texi: Prefer to use --coverage.
6888 * doc/sourcebuild.texi: Likewise.
6890 2019-03-02 Jason Merrill <jason@redhat.com>
6892 PR c++/86485 - -Wmaybe-unused with empty class ?:
6893 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6895 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6898 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6902 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6903 exactly one argument.
6905 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6906 Richard Sandiford <richard.sandiford@arm.com>
6908 PR tree-optimization/89570
6909 * match.pd (vec_cond into cond_op simplification): Don't use
6910 get_conditional_internal_fn, use as_internal_fn (cond_op).
6912 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6915 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6916 to decide when to split off a non-zero offset from a symbol.
6917 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6918 in function symbols.
6920 2019-03-05 Richard Biener <rguenther@suse.de>
6922 PR tree-optimization/89594
6923 * tree-if-conv.c (pass_if_conversion::execute): Handle
6924 case where .LOOP_VECTORIZED_FUNCTION was removed.
6926 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6929 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6930 instead alloca it only when needed with the needed size.
6932 PR tree-optimization/89570
6933 * match.pd (vec_cond into cond_op simplification): Guard with
6934 vectorized_internal_fn_supported_p test and #if GIMPLE.
6936 PR tree-optimization/89566
6937 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6938 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6939 Punt if get_user_idx_format succeeds, but idx_format argument is
6940 not provided or doesn't have pointer type, or if idx_args is above
6941 number of provided arguments.
6943 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6945 PR tree-optimization/89437
6946 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6948 2019-03-04 Richard Biener <rguenther@suse.de>
6951 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6954 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6956 PR tree-optimization/89487
6957 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6958 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6959 (distribute_loop): Don't do runtime alias check if there is non-
6960 addressable data reference.
6961 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6962 is a register variable.
6964 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6967 * config/arm/arm.md (cmpsi2_addneg): Use
6968 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6969 If operands[2] is 0 or INT_MIN, force use of subs.
6970 (*compare_scc splitter): Use gen_int_mode.
6971 (*negscc): Likewise.
6972 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6974 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6975 Monk Chiang <sh.chiang04@gmail.com>
6977 * common/config/riscv/riscv-common.c: Include sstream.
6978 (riscv_subset_list::to_string): New.
6979 (riscv_arch_str): Likewise.
6980 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6982 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6983 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6984 (riscv_emit_attribute): New.
6985 (riscv_file_start): Emit attribute if needed.
6986 (riscv_option_override): Init riscv_emit_attribute_p.
6987 * config/riscv/riscv.opt (mriscv-attribute): New option.
6988 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6990 * doc/install.texi: Document --with-riscv-attribute.
6991 * doc/invoke.texi: Document -mriscv-attribute.
6993 * common/config/riscv/riscv-common.c:
6994 Include config/riscv/riscv-protos.h.
6995 (INCLUDE_STRING): Defined.
6996 (RISCV_DONT_CARE_VERSION): Defined.
6997 (riscv_subset_t): Declare.
6998 (riscv_subset_t::riscv_subset_t): New.
6999 (riscv_subset_list): Declare.
7000 (riscv_subset_list::riscv_subset_list): New.
7001 (riscv_subset_list::~riscv_subset_list): Likewise.
7002 (riscv_subset_list::parsing_subset_version): Likewise.
7003 (riscv_subset_list::parse_std_ext): Likewise.
7004 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7005 (riscv_subset_list::add): Likewise.
7006 (riscv_subset_list::lookup): Likewise.
7007 (riscv_subset_list::xlen): Likewise.
7008 (riscv_subset_list::parse): Likewise.
7009 (riscv_supported_std_ext): Likewise.
7010 (current_subset_list): Likewise.
7011 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7014 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7016 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7017 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7018 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7020 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7022 PR rtl-optimization/85899
7023 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7024 fallthru edges leading to the exit block.
7026 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7029 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7030 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7032 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7034 PR tree-optimization/89535
7035 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7036 for each operand. Calculate the fallback choice for mask operands
7037 and pass it to vect_get_vec_def_for_operand.
7039 2019-03-01 Richard Biener <rguenther@suse.de>
7042 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7043 get virtual operands.
7044 (get_expr_operands): Handle CONST_DECL like other decls.
7046 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7049 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7050 on DECL_P and EXPR_P.
7052 2019-03-01 Richard Biener <rguenther@suse.de>
7055 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7056 argument, defaulted to zero.
7057 * passes.c (execute_function_todo): Pass down SSA update flags
7058 to cleanup_tree_cfg.
7059 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7060 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7062 (cleanup_tree_cfg): Get and pass down SSA update flags.
7064 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7067 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7068 early_lto_debug argument.
7070 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7072 PR tree-optimization/89536
7073 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7074 only whether bit #0 of the value is 0 instead of the entire value.
7076 2019-02-28 Marek Polacek <polacek@redhat.com>
7078 PR c++/87068 - missing diagnostic with fallthrough statement.
7079 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7080 at the end of a seq, save its location to walk_stmt_info.
7081 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7084 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7087 * tree.c (find_atomic_core_type): Move ahead in file.
7088 (check_base_type): Correctly compare alignments of atomic types.
7090 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7093 * config/i386/i386.c (get_builtin_code_for_version): Identify
7094 Westmere from PCLMUL, instead of AES.
7096 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7099 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7100 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7103 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7106 * config/aarch64/aarch64-option-extensions.def: Document it.
7107 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7110 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7113 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7114 builtins if they don't have a single scalar floating point argument.
7117 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7119 PR rtl-optimization/89490
7120 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7121 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7122 block section is not mergeable.
7124 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7127 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7128 old define_insn to ...
7129 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7130 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7131 Rename old define_insn to ...
7132 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7133 (thumb2_casesi_internal_pic): New define_expand. Rename old
7135 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7136 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7137 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7139 2019-02-27 Richard Biener <rguenther@suse.de>
7142 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7144 2019-02-27 Richard Biener <rguenther@suse.de>
7146 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7149 2019-02-27 Richard Biener <rguenther@suse.de>
7152 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7153 parameter, prefix section name with .gnu.debuglto_ if true.
7154 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7155 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7157 2019-02-27 Richard Biener <rguenther@suse.de>
7160 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7161 rather than on use_debug_types, doing what output_die does.
7162 (value_format): Likewise.
7164 2019-02-27 Martin Jambor <mjambor@suse.cz>
7165 Martin Sebor <msebor@redhat.com>
7167 * doc/invoke.texi (Warning Options): Reword description of
7168 -Wno-absolute-value.
7170 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7172 PR tree-optimization/89280
7173 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7174 builtin_setjmp_setup_bb): New functions.
7175 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7176 When visiting __builtin_setjmp_setup block, queue in special
7177 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7178 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7179 from visited after the loop if they don't have any visited successor
7182 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7184 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7186 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7188 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7191 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7192 with types other than sizetype/ssizetype.
7194 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7196 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7197 (enum sparc_processor_type): ...this.
7198 (enum sparc_code_model_type): New enumeration type.
7199 (enum sparc_memory_model_type): Tweak comments.
7200 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7202 (mcmodel): Use sparc_code_model enumeration and variable.
7203 (sparc_code_model): New enumeration.
7204 (mdebug): Add Undocumented marker.
7205 * config/sparc/sparc.h (enum cmodel): Delete.
7206 (sparc_cmodel): Likewise.
7207 (TARGET_CM_MEDLOW): Adjust to above renaming.
7208 (TARGET_CM_MEDMID): Likewise.
7209 (TARGET_CM_MEDANY): Likewise.
7210 (TARGET_CM_EMBMEDANY): Likewise.
7211 * config/sparc/sparc.c (sparc_cmodel): Delete.
7212 (sparc_option_override): Remove string/value mapping support for the
7213 code model. Move code and memory model support to after the handling
7214 of target flags. Do private machine setup last.
7215 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7216 (sparc_legitimize_reload_address): Likewise.
7217 (sparc_output_mi_thunk): Likewise.
7218 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7220 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7222 PR tree-optimization/89500
7223 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7224 (handle_builtin_strlen): Remove noncst_bound variable. Always
7225 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7226 cst if the first cst bytes starting at x are known to be non-zero,
7227 even if the string is not zero terminated. Don't try to modify
7228 *si for strnlen. Update strlen_to_stridx only for strlen or if
7229 we can prove strnlen returns the same value as strlen would.
7231 2019-02-26 Martin Liska <mliska@suse.cz>
7233 * alloc-pool.h (struct pool_usage): Remove extra
7235 * bitmap.h (struct bitmap_usage): Likewise.
7236 * ggc-common.c (struct ggc_usage): Likewise.
7237 * mem-stats.h (struct mem_usage): Likewise.
7238 (mem_alloc_description::dump): Print dash lines
7239 here and repeat header at the end of a table report.
7240 It's then more readable.
7241 * tree-phinodes.c (phinodes_print_statistics): Make
7242 horizontal alignment.
7243 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7244 * vec.c (struct vec_usage): Remove extra print_dash_line.
7245 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7247 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7249 * doc/extend.texi (__builtin_object_size):
7250 Use @pxref instead of @xref inside parenthesis.
7251 (__builtin_has_attribute): Add missing comma after @xref.
7252 (__builtin_object_size): Ditto.
7253 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7254 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7257 2019-02-26 Jeff Law <law@redhat.com>
7259 PR rtl-optimization/87761
7260 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7261 detect obviously dead insns and delete them.
7263 2019-02-26 Richard Biener <rguenther@suse.de>
7265 PR tree-optimization/89505
7266 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7267 to handle restrict pointed-to vars with multiple subvars
7270 2019-02-26 Richard Biener <rguenther@suse.de>
7272 PR tree-optimization/89489
7273 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7275 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7277 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7278 and move around comment.
7279 <BIT_AND_EXPR>: Likewise.
7280 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7282 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7285 * config/i386/i386.c (remove_partial_avx_dependency): Call
7286 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7287 after changing possibly many instructions to use that pseudo. Fix up
7288 insertion of v4sf_const0 setter at the start of bb.
7290 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7293 * doc/extend.texi (Variadic Pointer Args): New section.
7295 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7296 Martin Sebor <msebor@gmail.com>
7298 * common.opt (Wattribute-alias): Likewise.
7299 * doc/invoke.texi (Option Summary): List general form of
7300 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7301 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7302 Add cross-references.
7303 (-Wattribute-alias): Rewrite and correct default. Mention
7304 considered attributes (same as for -Wmissing-attributes).
7306 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7308 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7309 (_mm_cvtpd_ps): Likewise.
7310 (_mm_cvttpd_epi32): Likewise.
7313 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7314 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7317 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7319 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7322 * common/config/aarch64/aarch64-common.c
7323 (struct aarch64_option_extension): Add is_synthetic.
7324 (all_extensions): Use it.
7325 (TARGET_OPTION_INIT_STRUCT): Define hook.
7326 (struct gcc_targetm_common): Moved to end.
7327 (all_extensions_by_on): New.
7328 (opt_ext_cmp, typedef opt_ext): New.
7329 (aarch64_option_init_struct): New.
7330 (aarch64_contains_opt): New.
7331 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7332 * config/aarch64/aarch64-option-extensions.def
7333 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7334 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7335 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7336 Set is_synthetic to false.
7337 (crypto): Set is_synthetic to true.
7338 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7341 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7343 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7344 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7345 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7346 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7347 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7348 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7349 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7350 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7352 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7353 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7354 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7355 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7356 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7357 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7358 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7359 vfmlsl_laneq_high_f16): ... To this.
7360 * config/arm/neon.md: Update comments.
7362 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7364 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7365 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7366 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7367 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7368 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7369 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7370 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7371 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7373 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7374 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7375 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7376 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7377 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7378 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7379 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7380 vfmlslq_laneq_high_f16): ... To this.
7382 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7384 PR rtl-optimization/86096
7385 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7386 comparing mw_order values.
7388 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7391 * config/arm/arm.md (*subsi3_carryin_const): Use
7392 arm_neg_immediate_operand predicate instead of
7393 arm_not_immediate_operand, "L" constraint instead of "K" and
7394 print it using %n2 instead of %B2.
7395 (*subsi3_carryin_const0): New define_insn.
7396 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7397 instead of arm_not_operand and "I" constraint instead of "K" and
7398 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7399 another match_operand and in the condition check that it is negation
7401 (*subsi3_carryin_compare_const0): New define_ins.
7402 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7403 *subsi3_carryin_const.
7404 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7405 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7408 * config/arm.vfp.md (*negdf2_vfp): Use
7409 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7410 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7412 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7414 PR rtl-optimization/89445
7415 * simplify-rtx.c (simplify_ternary_operation): Don't use
7416 simplify_merge_mask on operands that may trap.
7417 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7418 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7419 second operand is CONST_VECTOR, check if any element could be zero.
7420 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7421 their operands can trap.
7423 2019-02-23 Martin Sebor <msebor@redhat.com>
7425 * gimple-ssa-sprintf.c (target_strtol): Rename...
7426 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7427 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7428 check for range error.
7430 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7433 * opts-common.c (prune_options): Also prune joined switches
7434 with Negative and RejectNegative.
7435 * config/i386/i386.opt (march=): Add Negative(march=).
7436 (mtune=): Add Negative(mtune=).
7437 * doc/options.texi: Document Negative used together with Joined
7440 2019-02-22 Martin Sebor <msebor@redhat.com>
7442 * doc/extend.texi (Other Builtins): Add
7443 __builtin_is_constant_evaluated.
7445 2019-02-22 Richard Biener <rguenther@suse.de>
7447 PR tree-optimization/87609
7448 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7450 2019-02-22 Jeff Law <law@redhat.com>
7452 PR rtl-optimization/87761
7453 * config/mips/mips.md: Add new combiner pattern to recognize
7454 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7456 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7459 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7460 destination register in peepholes generating patterns for ADDS/SUBS.
7461 (add<mode>3_compare0,
7462 *addsi3_compare0_uxtw, add<mode>3_compareC,
7463 add<mode>3_compareV_imm, add<mode>3_compareV,
7464 *adds_<optab><ALLX:mode>_<GPI:mode>,
7465 *subs_<optab><ALLX:mode>_<GPI:mode>,
7466 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7467 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7468 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7469 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7470 sub<mode>3_compare1): Allow stack pointer for source register.
7471 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7473 2019-02-22 Martin Sebor <msebor@redhat.com>
7475 PR tree-optimization/88993
7476 PR tree-optimization/88853
7477 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7479 (sprintf_dom_walker::call_info::is_string_func): New helper.
7480 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7481 for formatted string functions.
7482 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7484 2019-02-22 Martin Sebor <msebor@redhat.com>
7487 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7488 unreachable subexpressions.
7490 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7491 Hongtao Liu <hongtao.liu@intel.com>
7492 Sunil K Pandey <sunil.k.pandey@intel.com>
7495 * config/i386/i386-passes.def: Add
7496 pass_remove_partial_avx_dependency.
7497 * config/i386/i386-protos.h
7498 (make_pass_remove_partial_avx_dependency): New.
7499 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7501 (pass_data_remove_partial_avx_dependency): New.
7502 (pass_remove_partial_avx_dependency): Likewise.
7503 (make_pass_remove_partial_avx_dependency): Likewise.
7504 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7505 (*extendsfdf2): Add avx_partial_xmm_update.
7506 (truncdfsf2): Likewise.
7507 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7508 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7510 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7513 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7516 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7519 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7520 (PTA_SKYLAKE): Add PTA_AES.
7521 (PTA_GOLDMONT): Likewise.
7523 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7525 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7526 instruction if enabled.
7527 (aarch64_override_options): Remove reference to return address key.
7529 2019-02-22 Richard Biener <rguenther@suse.de>
7531 PR tree-optimization/89440
7532 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7533 not necessary assert.
7535 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7538 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7539 (oacc_replace_fn_attrib_attr): ... this new function.
7540 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7541 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7543 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7545 * config/arm/arm-cpus.in (ares): Rename to...
7546 (neoverse-n1): ... This. Add ares as alias.
7547 * config/arm/arm-tables.opt: Regenerate.
7548 * config/arm/arm-tune.md: Likewise.
7549 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7551 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7553 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7554 * config/aarch64/aarch64-tune.md: Regenerate.
7555 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7557 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7559 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7560 (neoversen1_tunings): ... This.
7561 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7562 (neoverse-n1): New CPU.
7563 * config/aarch64/aarch64-tune.md: Regenerate.
7564 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7566 2019-02-22 Richard Biener <rguenther@suse.de>
7569 * cfghooks.h (dependence_hash): New typedef.
7570 (struct copy_bb_data): New type.
7571 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7572 (duplicate_block): Likewise.
7573 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7574 (copy_bbs): Create and pass down copy_bb_data.
7575 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7576 (rtl_duplicate_bb): Likewise.
7577 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7578 remap dependence info.
7580 2019-02-22 Richard Biener <rguenther@suse.de>
7582 PR tree-optimization/87609
7583 * tree-core.h (tree_base): Document special clique values.
7584 * tree-inline.c (remap_dependence_clique): Do not use the
7585 special clique value of one.
7586 (maybe_set_dependence_info): Use clique one.
7587 (clear_dependence_clique): New callback.
7588 (compute_dependence_clique): Clear clique one from all refs
7589 before assigning it (again).
7591 2019-02-21 Martin Sebor <msebor@redhat.com>
7593 * doc/extend.texi (__clear_cache): Correct signature.
7595 2019-02-21 Ian Lance Taylor <iant@golang.org>
7598 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7599 than output_constant_def.
7600 (add_constant_to_table): New static function.
7601 (output_constant_def): Call add_constant_to_table.
7602 (tree_output_constant_def): Likewise.
7604 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7607 * builtins.c (fold_builtin_arith_overflow): If first two args are
7608 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7611 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7614 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7615 error for -mindirect-branch/-mfunction-return with incompatible
7618 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7621 * constraints.md (q): Remove.
7622 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7625 2019-02-21 Martin Jambor <mjambor@suse.cz>
7628 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7629 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7630 (omp_adjust_for_condition): ...here. Added necessary parameters.
7631 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7632 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7633 proper values to new parameters of omp_adjust_for_condition.
7635 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7638 * expr.c (expand_assignment): If result is a MEM, use change_address
7639 instead of simplify_gen_subreg.
7641 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7642 David Malcolm <dmalcolm@redhat.com>
7645 * fold-const.c (decode_field_reference): Return NULL_TREE if
7646 lang_hooks.types.type_for_size returns NULL. Check it before
7647 overwriting *exp_. Use return NULL_TREE instead of return 0.
7649 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7653 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7656 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7659 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7660 TARGET_SSE in addition to TARGET_SSE_MATH.
7662 (ix86_excess_precision): Ditto.
7663 (ix86_float_exceptions_rounding_supported_p): Ditto.
7664 (use_rsqrt_p): Ditto.
7665 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7667 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7670 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7671 linenum_arith_t when determining if two adjacent line spans are
7672 close enough to merge.
7673 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7674 lines within each line_span.
7676 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7679 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7680 paradoxical SUBREGS.
7682 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7685 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7686 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7687 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7690 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7692 * config/gcn/gcn.c (print_operand): Fix typo.
7694 2019-02-19 Richard Biener <rguenther@suse.de>
7697 * toplev.c (do_compile): Initialize mpfr's exponent range
7698 based on available float modes.
7700 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7702 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7703 as long as the epilogue isn't completed.
7705 2019-02-18 Martin Sebor <msebor@redhat.com>
7707 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7708 __has_cpp_attribute, and __has_include.
7710 2019-02-18 Martin Sebor <msebor@redhat.com>
7712 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7714 2019-02-18 Martin Sebor <msebor@redhat.com>
7717 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7719 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7721 2019-02-18 Richard Biener <rguenther@suse.de>
7723 PR tree-optimization/89296
7724 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7725 of no-warning flag to cases that might emit the bogus warning.
7727 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7730 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7732 * config/arm/vfp.md (*movdi_vfp): Likewise.
7733 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7734 "q" constraint for operands[0].
7737 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7738 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7739 pattern in a temporary buffer.
7740 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7741 than 64-operands[2].
7744 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7745 s390_indirect_branch_settings): Define unconditionally.
7746 (s390_set_current_function): Likewise, but guard the whole body except
7747 the s390_indirect_branch_settings call with
7748 #if S390_USE_TARGET_ATTRIBUTE.
7749 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7751 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7752 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7753 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7754 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7755 HOST_WIDE_INT_1U instead of 1ULL.
7756 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7757 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7758 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7759 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7761 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7764 2019-02-18 Martin Jambor <mjambor@suse.cz>
7766 PR tree-optimization/89209
7767 * tree-sra.c (create_access_replacement): New optional parameter
7768 reg_tree. Use it as a type if non-NULL and access type is not of
7770 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7771 to create_access_replacement.
7772 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7773 Check lacc is non-NULL before attempting to re-create it on the RHS.
7775 2019-02-18 Martin Liska <mliska@suse.cz>
7778 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7780 (symbol_table::free_edge): Recycle m_summary_id.
7781 * cgraph.h (get_summary_id): New.
7782 (symbol_table::release_symbol): Set m_summary_id to -1
7784 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7785 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7786 function_summary to fast_function_summary.
7787 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7788 * ipa-pure-const.c (class funct_state_summary_t):
7789 Switch from function_summary to fast_function_summary.
7790 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7791 (class ipa_ref_opt_summary_t): Switch from function_summary
7792 to fast_function_summary.
7793 * symbol-summary.h (class function_summary_base): New class
7794 that is created from base of former function_summary.
7795 (function_summary_base::unregister_hooks): New.
7796 (class function_summary): Inherit from function_summary_base.
7797 (class call_summary_base): New class
7798 that is created from base of former call_summary.
7799 (class call_summary): Inherit from call_summary_base.
7800 (struct is_same): New.
7801 (class fast_function_summary): New summary class.
7802 (class fast_call_summary): New summary class.
7803 * vec.h (vec_safe_grow_cleared): New function.
7805 2019-02-18 Martin Liska <mliska@suse.cz>
7807 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7808 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7809 * doc/tm.texi: Document new target hook.
7810 * doc/tm.texi.in: Likewise.
7811 * target.def: Add new target macro.
7812 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7815 2019-02-17 Alan Modra <amodra@gmail.com>
7818 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7819 output reg on add insn.
7820 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7822 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7825 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7826 (PMULHRSW): Likewise.
7827 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7829 (ssse3_pmulhrswv4hi3): New expander.
7831 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7833 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7834 MMX. Add isa attribute.
7836 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7838 PR rtl-optimization/66152
7839 * builtins.h (c_readstr): Declare.
7840 * builtins.c (c_readstr): Remove forward declaration. Add
7841 null_terminated_p argument, if false, read all bytes from the
7842 string instead of stopping after '\0'.
7843 * expr.c (string_cst_read_str): New function.
7844 (store_expr): Use string_cst_read_str instead of
7845 builtin_strncpy_read_str. Try to store by pieces the whole
7846 exp_len first, and only if that fails, split it up into
7847 store by pieces followed by clear_storage. Formatting fix.
7849 * config/i386/i386.md (*movqi_internal): Remove static from
7850 buf variable. Use output_asm_insn (buf, operands); return "";
7851 instead of return buf;.
7852 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7853 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7854 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7856 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7858 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7859 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7860 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7861 (CC1_SPEC): Likewise.
7862 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7864 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7866 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7867 the base address on 64-bit strict-alignment platforms.
7869 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7871 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7873 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7875 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7877 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7879 PR rtl-optimization/88308
7880 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7881 on copied instruction.
7883 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7885 * final.c (insn_current_reference_address): Replace test on JUMP_P
7886 with test on jump_to_label_p.
7887 * config/visium/visium-passes.def: New file.
7888 * config/visium/t-visium (PASSES_EXTRA): Define.
7889 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7890 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7891 (TRAMPOLINE_ALIGNMENT): Define.
7892 * config/visium/visium.c (visium_option_override): Do not register
7893 the machine-specific reorg pass here.
7894 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7896 (output_branch): Adjust threshold for long branch instruction.
7897 * config/visium/visium.md (cpu): Move around.
7898 (length): Adjust for the GR6.
7900 2019-02-15 Richard Biener <rguenther@suse.de>
7901 Jakub Jelinek <jakub@redhat.com>
7903 PR tree-optimization/89278
7904 * tree-loop-distribution.c: Include tree-eh.h.
7905 (generate_memset_builtin, generate_memcpy_builtin): Call
7906 rewrite_to_non_trapping_overflow on builtin->size before passing it
7907 to force_gimple_operand_gsi.
7909 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7912 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7914 * opth-gen.awk: Likewise.
7916 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7918 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7919 Enable MMX, SSE and SSE2 by default.
7920 * config/i386/i386.c (ix86_option_override_internal): Do not
7921 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7923 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7925 PR rtl-optimization/89354
7926 * combine.c (make_extraction): Punt if extraction_mode is narrower
7929 2019-02-14 Maya Rashish <coypu@sdf.org>
7931 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7932 * config/netbsd-d.c: New file.
7933 * config/t-netbsd: Add netbsd-d.o
7935 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7937 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7938 affects_type_identity to true for aarch64_vector_pcs.
7939 (aarch64_comp_type_attributes): New function.
7940 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7942 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7945 * config/arm/iterators.md (ANY64): Add V4HF.
7947 2019-02-14 Martin Liska <mliska@suse.cz>
7949 PR rtl-optimization/89242
7950 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7951 process a transformation.
7953 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7955 PR tree-optimization/89314
7956 * fold-const.c (fold_binary_loc): Cast strlen argument to
7957 const char * before dereferencing it. Formatting fixes.
7960 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7962 2019-02-13 Ian Lance Taylor <iant@golang.org>
7964 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7965 and set current index for other optimizations.
7967 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7969 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7970 nonimmediate_operand as operand 2 predicate.
7971 (vec_set<VF2_512_256:mode>_0): Ditto.
7972 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7973 (*vec_concatv2si): Remove alternative 2.
7974 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7975 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7976 (vec_concatv2di): Split alternatives 4,5,6 to ...
7977 (*vec_concatv2di_0) ... new pattern.
7979 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7982 * config/arm/arm.c (ldm_stm_operation_p) Set
7983 addr_reg_in_reglist correctly for first register.
7984 (load_multiple_sequence): Remove dead base check.
7985 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7987 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7990 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7991 Expose as @aarch64_pred_mov.
7992 * config/aarch64/aarch64.c (aarch64_classify_address):
7993 Use expand_insn which legitimizes operands.
7995 2019-02-13 Martin Liska <mliska@suse.cz>
7997 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7998 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7999 and pointer_offset fields.
8000 (initialize_argument_information): Remove usage of dead
8002 * cgraph.h (struct cgraph_thunk_info): Remove
8003 add_pointer_bounds_args.
8004 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8006 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8008 * config/i386/i386.c (ix86_function_arg_advance): Remove
8010 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8011 (def_builtin): Remove usage of dead
8013 (ix86_add_new_builtins): Likewise.
8014 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8015 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8016 (sem_function::init): Likewise.
8017 (sem_variable::merge): Likewise.
8018 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8019 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8020 * lto-cgraph.c (lto_output_node): Likewise.
8021 (lto_output_varpool_node): Likewise.
8022 (input_node): Likewise.
8023 (input_varpool_node): Likewise.
8024 * lto-streamer-out.c (lto_output): Likewise.
8025 * tree-inline.c (expand_call_inline): Remove usage of
8027 * tree-inline.h (struct copy_body_data): Likewise.
8028 * varpool.c (varpool_node::dump): Likewise.
8030 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8033 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8034 into pt->vars_contains_escaped_heap instead of setting
8035 pt->vars_contains_escaped_heap to it.
8038 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8039 INTVAL (size), compare it to GET_MODE_MASK instead of
8040 1 << GET_MODE_BITSIZE.
8043 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8044 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8047 2019-02-13 Martin Liska <mliska@suse.cz>
8050 * cfgrtl.c (remove_barriers_from_footer): New function.
8051 (try_redirect_by_replacing_jump): Use it.
8052 (cfg_layout_redirect_edge_and_branch): Likewise.
8054 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8056 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8057 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8058 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8059 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8060 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8061 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8063 * config/rs6000/rs6000.c (builtin_function_type)
8064 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8065 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8066 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8067 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8068 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8070 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8072 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8073 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8075 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8078 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8079 268678 and revision 268657.
8080 (*movti_internal): Likewise.
8082 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8085 * config/s390/s390.c (s390_decompose_address): Update comment.
8086 (s390_check_qrst_address): Reject invalid address forms after
8089 2019-02-12 Martin Liska <mliska@suse.cz>
8092 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8093 we need default values of funct_state for a function that
8096 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8098 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8099 the object to pick the size of stores on strict-alignment platforms.
8101 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8102 (*movdi_insn_sp32): Likewise.
8103 (*movdi_insn_sp64): Likewise.
8105 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8108 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8109 types that needs constructiong.
8110 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8112 2019-02-12 Richard Biener <rguenther@suse.de>
8114 PR tree-optimization/89253
8115 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8118 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8121 * input.c (selftest::test_line_offset_overflow): New selftest.
8122 (selftest::input_c_tests): Call it.
8124 2019-02-11 Martin Sebor <msebor@redhat.com>
8126 PR tree-optimization/88771
8127 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8128 when -Wstringop-overflow is set.
8129 (builtin_memref::builtin_memref): Adjust excessive upper bound
8130 only when lower bound is not excessive.
8131 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8132 -Wstringop-ovefflow.
8133 (maybe_diag_offset_bounds): Rename...
8134 (maybe_diag_access_bounds): ...to this.
8135 (check_bounds_or_overlap): Adjust for name change above.
8137 2019-02-11 Martin Sebor <msebor@redhat.com>
8140 * builtins.c (max_object_size): Move from here...
8141 * builtins.h (max_object_size): ...and here...
8142 * tree.c (max_object_size): ...to here...
8143 * tree.h (max_object_size): ...and here.
8145 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8147 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8148 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8149 for correct semantics.
8151 2019-02-11 Alan Modra <amodra@gmail.com>
8153 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8154 -mlongcall and -mpltseq.
8155 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8156 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8157 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8158 * config/rs6000/sysv4.opt (mpltseq): New option.
8159 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8160 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8161 support is lacking. Don't allow -mpltseq with -mbss-plt.
8162 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8163 -mpltseq given for ELFv1.
8164 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8165 Only use UNSPEC_PLTSEQ for inline PLT calls.
8166 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8167 use UNSPEC_PLTSEQ for inline PLT calls.
8168 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8169 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8170 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8171 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8172 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8173 (pltseq_mtctr_<mode>): Likewise.
8175 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8177 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8179 * configure: Regenerate.
8181 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8184 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8187 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8189 * function.c (assign_parm_setup_block): Use the stored
8190 size, not the passed size, when allocating stack-space,
8191 also for a parameter with alignment larger than
8192 MAX_SUPPORTED_STACK_ALIGNMENT.
8194 2019-02-11 Martin Liska <mliska@suse.cz>
8197 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8198 * ipa-inline.c (inline_small_functions): Likewise.
8199 * ipa-pure-const.c (propagate_pure_const): Likewise.
8200 (propagate_nothrow): Likewise.
8201 * ipa-reference.c (propagate): Likewise.
8202 * ipa-utils.c (struct searchc_env): Remove unused field.
8203 (searchc): Always search across AVAIL_INTERPOSABLE.
8204 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8205 the only called IPA pure const can properly not propagate
8206 across interposable boundary.
8207 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8209 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8211 * config/nds32/nds32.md (call_internal, call_value_internal,
8212 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8214 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8216 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8219 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8221 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8224 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8226 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8228 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8230 PR tree-optimization/89268
8231 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8232 if preds is non-NULL.
8234 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8237 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8240 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8242 * config/nds32/nds32.md (trap): New pattern.
8244 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8246 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8249 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8251 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8254 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8256 * ipa-visibility.c (localize_node): Also do not localize
8257 LDPR_PREVAILING_DEF_IRONLY_EXP.
8259 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8262 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8263 instead of type_with_linkage.
8265 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8268 * params.def (uninlined-function-insns, uninlined-function-time,
8269 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8270 bound so we don't get overflows.
8272 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8274 * config/rs6000/rs6000-string.c (expand_compare_loop,
8275 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8278 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8281 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8282 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8283 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8285 2019-02-09 Alan Modra <amodra@gmail.com>
8288 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8289 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8292 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8295 * lra-constraints.c (process_alt_operands): Don't increase reject
8296 for memory when offset memory is required.
8298 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8300 * config/s390/vector.md: Implement vector copysign.
8302 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8304 * expr.c (expand_constructor): Correct indentations.
8306 2019-02-08 Richard Biener <rguenther@suse.de>
8308 PR tree-optimization/89247
8309 * tree-if-conv.c: Include tree-cfgcleanup.h.
8310 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8311 (tree_if_conversion): Pass through predicate vector.
8312 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8313 inline, see if any if-converted loops we refrece in
8314 LOOP_VECTORIZED calls vanished and fixup.
8315 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8317 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8319 * config/s390/constraints.md (jdd): New constraint.
8321 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8324 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8325 upper 16 vector registers without TARGET_AVX512VL.
8326 (*movti_internal): Likewise.
8328 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8330 PR rtl-optimization/89234
8331 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8332 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8333 (copy_reg_eh_region_note_backward): Likewise.
8335 2019-02-08 Richard Biener <rguenther@suse.de>
8338 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8340 (analyze_subscript_affine_affine): Handle failure from
8341 initialize_matrix_A.
8343 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8345 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8348 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8350 PR tree-optimization/86637
8351 PR tree-optimization/89235
8352 * tree-vect-loop.c (optimize_mask_stores): Add an
8353 auto_purge_vect_location sentinel to ensure that vect_location is
8356 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8357 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8358 to ensure that vect_location is purged on exit.
8359 (pass_slp_vectorize::execute): Likewise, replacing the manual
8361 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8363 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8365 * config/aarch64/iterators.md (max_opp): New code_attr.
8366 (USMAX): New code iterator.
8367 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8368 (aarch64_smax): Likewise.
8369 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8370 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8373 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8376 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8377 for TARGET_AVX512VL.
8378 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8380 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8382 * config/s390/s390-builtin-types.def: Add new types.
8383 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8384 (s390_vec_xlw4): Make the memory operand into a const pointer.
8385 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8387 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8388 a new vector type with the alignment of the scalar memory operand.
8390 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8391 Jakub Jelinek <jakub@redhat.com>
8394 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8395 arm_count_ldrdstrd_insns): New declarations.
8396 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8398 (valid_operands_ldrd_strd): New function.
8399 (arm_count_ldrdstrd_insns): New function.
8400 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8401 sets instead of single DImode set and define new insns to match this.
8403 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8405 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8406 Make it a C initializer.
8408 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8411 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8413 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8415 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8416 Use neon_dot<q> for type.
8417 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8419 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8421 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8422 Use neon_dot<q> for type.
8423 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8424 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8426 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8428 PR rtl-optimization/89225
8429 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8432 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8434 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8435 after restoring registers saved to allocate the frame on Windows.
8437 2019-02-06 Richard Biener <rguenther@suse.de>
8439 PR tree-optimization/89182
8440 * graphite.h (cached_scalar_evolution_in_region): Declare.
8441 * graphite.c (struct seir_cache_key): New.
8442 (struct sese_scev_hash): Likewise.
8443 (seir_cache): New global.
8444 (cached_scalar_evolution_in_region): New function.
8445 (graphite_transform_loops): Allocate and release seir_cache.
8446 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8447 cached_scalar_evolution_in_region.
8448 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8450 (scop_detection::graphite_can_represent_expr: Use
8451 cached_scalar_evolution_in_region.
8452 (scop_detection::stmt_simple_for_scop_p): Likewise.
8453 (find_params_in_bb): Likewise.
8454 (gather_bbs::before_dom_children): Likewise.
8455 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8456 (add_loop_constraints): Likewise.
8458 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8461 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8462 operand to new_unary_operation only if both element types are integral
8463 and it isn't a widening conversion. Return NULL_TREE if
8464 new_unary_operation failed.
8466 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8469 * config/s390/s390.md: Remove load and test FP splitter.
8471 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8474 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8475 expand_compare_loop, expand_block_compare_gpr,
8476 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8477 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8478 #include "profile-count.h" and "predict.h" for types and functions
8479 needed to work with REG_BR_PROB notes.
8481 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8484 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8485 for the long branch case.
8487 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8490 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8491 can throw, non-call exceptions are enabled and we can't delete
8492 dead exceptions or alter cfg. Set must_clean if
8493 delete_insn_and_edges returns true, don't set it blindly for calls.
8494 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8496 PR rtl-optimization/89195
8497 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8498 of the original MEM.
8500 2019-02-05 Martin Liska <mliska@suse.cz>
8502 PR gcov-profile/89000
8503 * gcov.c (function_summary): Remove argument.
8504 (file_summary): New function.
8505 (print_usage): Replace tabs with spaces.
8506 (generate_results): Use new function file_summary.
8508 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8511 * optabs.c (prepare_cmp_insn): Pass x and y to
8512 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8514 2019-02-05 Richard Biener <rguenther@suse.de>
8517 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8518 (struct bitmap_element): Drop chain_prev so we properly recurse on
8519 the prev member, supporting tree views.
8520 (struct bitmap_head): GTY skip the obstack member.
8522 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8525 * doc/extend.texi (Vector Extensions): Add an example of using vector
8526 types together with x86 intrinsics.
8528 2019-02-04 Alan Modra <amodra@gmail.com>
8530 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8531 str[] size to 160, and comment.
8533 2019-02-04 Alan Modra <amodra@gmail.com>
8535 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8536 (rs6000_pltseq_template): Guard output of TLS markers with
8538 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8539 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8540 to use inline PLT sequences.
8541 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8542 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8543 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8545 2019-02-04 Martin Liska <mliska@suse.cz>
8548 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8549 out when ipa_fn_summaries does not contain entry for callee.
8551 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8553 * config/sparc/sparc.h: Remove superfluous blank lines.
8554 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8555 (got_register_rtx): ...this.
8556 (sparc_got): Adjust to above renaming.
8557 (sparc_tls_got): Likewise.
8558 (sparc_delegitimize_address): Likewise.
8559 (sparc_output_mi_thunk): Likewise.
8560 (sparc_init_pic_reg): Likewise.
8561 (save_local_or_in_reg_p): Fix test on the GOT register.
8562 (USE_HIDDEN_LINKONCE): Move around.
8563 (get_pc_thunk_name): Likewise.
8564 (gen_load_pcrel_sym): Likewise.
8565 (load_got_register): Likewise.
8567 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8569 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8570 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8572 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8574 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8577 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8579 * config.gcc (with_nds32_lib, glibc):
8580 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8581 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8582 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8584 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8587 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8588 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8589 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8590 (*rcpsf2_sse): Ditto.
8591 (*rsqrtsf2_sse): Ditto.
8592 (sse4_1_round<mode<2): Ditto.
8594 2019-02-03 Richard Biener <rguenther@suse.de>
8597 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8600 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8603 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8604 Punt with warning on aggregate return or argument types. Ignore
8605 type/mode checking for uniform arguments.
8607 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8609 * combine.c (try_combine): Do not print "Can't combine" messages unless
8610 printing failed combination attempts.
8612 2019-02-01 Martin Jambor <mjambor@suse.cz>
8615 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8616 segment and global segment variables before making them static.
8618 2019-02-01 Martin Jambor <mjambor@suse.cz>
8620 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8621 missed optimization dump with dump_enabled_p.
8623 2019-02-01 Richard Biener <rguenther@suse.de>
8626 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8627 the instantiate cache.
8628 (instantiate_scev_binary): Elide second operand procesing
8629 if equal to the first.
8630 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8631 (chrec_contains_undetermined): Likewise.
8632 (tree_contains_chrecs): Likewise.
8634 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8636 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8638 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8640 PR tree-optimization/89143
8641 * wide-int-range.h (wide_int_range_absu): Declare.
8642 * wide-int-range.cc (wide_int_range_absu): New function.
8643 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8645 PR tree-optimization/88107
8646 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8647 instead of assertion that eh_region_outermost is non-NULL, if it
8648 is NULL, set *ALL to true and return NULL.
8649 (move_sese_region_to_fn): Adjust caller, if all is set, call
8650 duplicate_eh_regions with NULL region.
8652 2019-02-01 Richard Biener <rguenth@suse.de>
8654 PR rtl-optimization/88593
8655 * mode-switching.c (optimize_mode_switching): Free dominators before
8656 calling cleanup_cfg.
8658 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8660 PR tree-optimization/88932
8661 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8663 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8666 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8667 bogus clang warning.
8669 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8672 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8673 alternative to avoid partial SSE register stall for TARGET_AVX.
8674 (truncdfsf2): Ditto.
8675 (sse4_1_round<mode>2): Ditto.
8677 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8679 PR tree-optimization/89008
8680 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8681 process anything of the form X * 0.
8683 2019-01-31 Richard Biener <rguenther@suse.de>
8685 PR tree-optimization/89135
8686 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8687 with abnormal preds.
8689 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8692 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8693 always_inline callees into no_sanitize_address callers.
8695 2019-01-31 Richard Biener <rguenther@suse.de>
8697 PR rtl-optimization/89115
8698 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8700 2019-01-30 Martin Sebor <msebor@redhat.com>
8703 * doc/extend.texi (cast to a union): Correct and expand.
8705 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8707 PR rtl-optimization/87246
8708 * lra-constraints.c (simplify_operand_subreg): Reload memory
8709 in subreg if the address became invalid.
8711 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8714 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8715 Disable for little-endian.
8717 2019-01-30 Richard Biener <rguenther@suse.de>
8719 PR rtl-optimization/89115
8720 * opts.c (default_options_optimization): Reduce
8721 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8722 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8725 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8727 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8728 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8729 type of vector element when vec_extract is implemented by direct
8732 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8734 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8736 2019-01-30 Richard Biener <rguenther@suse.de>
8738 PR tree-optimization/89111
8739 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8740 canonicalization to appropriately sized access types.
8742 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8745 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8746 for arguments to functions that are TU-local and shouldn't be
8747 referenced by assembly.
8749 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8751 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8754 2019-01-29 Martin Sebor <msebor@redhat.com>
8757 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8759 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8763 * omp-simd-clone.c (simd_clone_clauses_extract)
8764 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8765 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8767 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8769 * config.gcc: Force .init_array for ARC.
8771 2019-01-29 Richard Biener <rguenther@suse.de>
8774 * dwarf2out.c (collect_skeleton_dies): New helper.
8775 (copy_decls_for_unworthy_types): Call it.
8776 (build_abbrev_table): Assert we do not try to replace
8777 DW_AT_signature refs with local refs.
8779 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8782 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8783 for lastprivate/linear IV, push gimplify context around gimplify_assign
8784 and, if it needed any temporaries, pop it into a gimple bind around the
8787 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8789 * common.opt (-Wattribute-alias): Remove "no-" from name.
8790 Make -Wattribute-alias command line option and
8791 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8793 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8796 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8797 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8799 (bmi2): Add missing @opindex.
8800 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8801 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8802 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8803 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8804 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8805 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8806 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8807 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8808 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8809 xsavec, xsaveopt and xsaves options.
8811 2019-01-28 Richard Biener <rguenther@suse.de>
8814 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8817 2019-01-28 Richard Biener <rguenther@suse.de>
8819 PR tree-optimization/88739
8820 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8821 BIT_FIELD_REFs only are applied to mode-precision operands
8822 when they are integral.
8823 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8824 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8825 BIT_FIELD_REFs of non-mode-precision integral operands.
8827 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8830 * config/i386/sse.md
8831 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8832 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8833 first constants in pairs are multiples of 2. Formatting fixes.
8834 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8835 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8836 first constants in each quadruple are multiples of 4. Formatting fixes.
8838 2019-01-26 Martin Jambor <mjambor@suse.cz>
8841 * tree-inline.c: Include tree-cfgcleanup.h.
8842 (delete_unreachable_blocks_update_callgraph): Move...
8843 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8844 ...here, make externally visible, make second argument bool, adjust
8846 * tree-cfgcleanup.c: Include cgraph.h.
8847 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8849 * ipa-prop.c: Include tree-cfgcleanup.h.
8850 (ipcp_transform_function): Call
8851 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8853 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8855 PR rtl-optimization/88846
8856 * ira.c (process_set_for_memref_referenced_p): New.
8857 (memref_referenced_p): Add new param. Use
8858 process_set_for_memref_referenced_p. Add new switch cases.
8859 (memref_used_between_p): Pass new arg to memref_referenced_p.
8861 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8864 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8865 argument ABI_BREAK. Set to true if the calculated alignment has
8866 changed in gcc-9. Check bit-fields for their base type alignment.
8867 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8868 (aarch64_function_arg_boundary): Likewise.
8869 (aarch64_gimplify_va_arg_expr): Likewise.
8871 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8874 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8875 instead of accessing TREE_INT_CST_ELT directly.
8877 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8879 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8880 fenv_exceptions description.
8882 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8884 PR rtl-optimization/87763
8885 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8886 Allow SUBREG when matching CC_NZmode compare.
8888 2019-01-25 Richard Biener <rguenther@suse.de>
8890 PR tree-optimization/89049
8891 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8892 Look at the pattern stmt to determine if the stmt is vectorized.
8894 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8896 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8897 (pred_mov<mode>): Handle all-register forms using both a new
8898 alternative and a split.
8900 2019-01-25 Richard Biener <rguenther@suse.de>
8902 PR tree-optimization/86865
8903 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8904 Reject non-do-while loops.
8906 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8908 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8909 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8910 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8911 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8912 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8913 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8914 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8915 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8916 vlogical_operand, gpc_reg_operand, int_reg_operand,
8917 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8918 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8919 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8920 (save_world_operation, restore_world_operation, lmw_operation,
8921 stmw_operation): Use MEM_P and REG_P.
8922 (tie_operand): Use MEM_P.
8923 (vrsave_operation, crsave_operation): Use REG_P.
8924 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8925 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8926 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8927 (call_operand): Use HARD_REGISTER_P.
8928 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8930 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8931 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8932 quad_aligned_load_p, replace_swapped_aligned_store,
8933 recombine_lvx_pattern, replace_swapped_aligned_load,
8934 recombine_stvx_pattern): Use MEM_P.
8935 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8936 Use MEM_P and SYMBOL_REF_P.
8937 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8938 (insn_is_swappable_p): Use REG_P and MEM_P.
8939 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8940 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8942 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8944 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8946 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8947 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8948 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8949 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8951 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8952 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8953 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8954 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8955 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8956 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8957 rs6000_split_logical_di): Use CONST_INT_P.
8958 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8959 REG_P and SYMBOL_REF_P.
8960 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8961 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8962 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8963 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8964 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8965 (small_data_operand, print_operand_address): Use CONST_INT_P and
8967 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8968 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8969 Use HARD_REGISTER_NUM_P.
8970 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8971 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8972 SUBREG_P and SYMBOL_REF_P.
8973 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8974 and HARD_REGISTER_NUM_P.
8975 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8977 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8978 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8980 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8981 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8982 find_addr_reg): Use REG_P.
8983 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8984 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8985 (offsettable_ok_by_alignment, constant_pool_expr_p,
8986 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8987 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8988 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8989 rs6000_assemble_integer, create_TOC_reference,
8990 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8991 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8992 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8993 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8994 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8995 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8996 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8997 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8998 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8999 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9000 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9001 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9002 and cbranch<mode>4): Use CONST_INT_P.
9003 (multiple define_splits): Use REG_P and SUBREG_P.
9004 (define_expands call, call_value): Use MEM_P.
9005 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9006 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9007 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9008 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9009 and HARD_REGISTER_NUM_P.
9010 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9012 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9014 PR rtl-optimization/88948
9015 * rtl.h (prepare_copy_insn): New prototype.
9016 * gcse.c (prepare_copy_insn): New function, split out from
9017 process_insert_insn.
9018 (process_insert_insn): Use prepare_copy_insn.
9019 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9020 instead of gen_move_insn.
9022 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9025 * config/i386/i386.c (ix86_pic_register_p): Return true for
9028 PR tree-optimization/88964
9029 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9030 punt if HONOR_SNANS (chrec).
9033 * tree-nested.c (convert_nonlocal_reference_stmt,
9034 convert_local_reference_stmt, convert_tramp_reference_stmt,
9035 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9036 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9039 PR tree-optimization/89027
9040 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9041 for "omp simd array" variables.
9043 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9046 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9047 force the alignment of m_val.
9049 2019-01-24 Richard Biener <rguenther@suse.de>
9052 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9053 When in "legacy" debug mode make sure to reset self-origins.
9055 2019-01-24 Martin Liska <mliska@suse.cz>
9057 PR gcov-profile/88994
9058 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9059 result will be always smaller or equal to the original.
9060 * gcov.c (mangle_name): Fix else branch where we should
9061 also copy to PTR and shift the pointer.
9063 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9065 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9066 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9068 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9070 * common/config/i386/i386-common.c
9071 (OPTION_MASK_ISA_ENQCMD_SET,
9072 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9073 (ix86_handle_option): Handle -menqcmd.
9074 * config.gcc (enqcmdintrin.h): New header file.
9075 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9076 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9078 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9080 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9081 __builtin_ia32_enqcmds): New builtins.
9082 * config/i386/i386-c.c (__ENQCMD__): New macro.
9083 * config/i386/i386-option.c (ix86_target_string): Add
9085 (ix86_valid_target_attribute_inner_p): Likewise.
9086 * config/i386/i386-expand.c
9087 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9088 IX86_BUILTIN_ENQCMDS.
9089 * config/i386/i386.h (TARGET_ENQCMD): New.
9090 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9091 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9092 (movdir64b_<mode>): Parameterize to enable share expansion code
9093 with ENQCMD in function ix86_expand_builtin.
9094 * config/i386/i386.opt: Add -menqcmd.
9095 * config/i386/immintrin.h: Include enqcmdintrin.h.
9096 * config/i386/enqcmdintrin.h: New intrinsic file.
9097 * doc/invoke.texi: Add -menqcmd.
9099 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9100 Steve Ellcey <sellcey@marvell.com>
9103 * recog.c (address_operand): Return false on wrong mode for address.
9104 (constrain_operands): Check for mode with 'p' constraint.
9106 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9109 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9110 Disparage MMX alternative.
9111 (sse2_cvtpd2pi): Ditto.
9112 (sse2_cvttpd2pi): Ditto.
9114 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9117 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9118 use-after-free of the result of
9119 aarch64_get_extension_string_for_isa_flags.
9121 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9124 * doc/extend.texi: Document break and continue behavior in
9125 statement expressions.
9127 2019-01-23 Richard Biener <rguenther@suse.de>
9129 PR tree-optimization/89008
9130 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9131 not leave another stray operand.
9133 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9135 * BASE-VER: Bump to 9.0.1.
9137 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9139 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9140 thunk that returns by reference, use the type of the return object
9141 of the thunk instead of that of the alias to build the dereference.
9143 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9145 * config/arc/atomic.md: Add operand to DMB instruction.
9147 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9149 PR tree-optimization/88964
9150 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9151 build_zero_cst instead of build_int_cst. Return false for loop
9152 invariants which honor signed zeros.
9154 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9156 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9158 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9161 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9162 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9163 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9166 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9167 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9170 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9171 Disable for little endian.
9173 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9176 * config/arm/arm.c (arm_needs_double_word_align): Check
9177 DECL_BIT_FIELD_TYPE.
9179 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9180 H.J. Lu <hongjiu.lu@intel.com>
9183 * config/i386/i386-builtin.def: Add mask2 to all builtin
9184 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9186 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9187 (BDESC_FIRST): Likewise.
9188 (define_builtin): Add an argument for mask2. Updated to handle
9189 both ix86_isa_flags and ix86_isa_flags2.
9190 (define_builtin_const): Likewise.
9191 (define_builtin_pure): Likewise.
9192 (define_builtin2): Deleted.
9193 (define_builtin_const2): Likewise.
9194 (builtin_description): Add a member, mask2.
9195 (bdesc_*): Add mask2 to builtin initializations.
9196 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9197 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9199 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9201 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9204 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9207 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9210 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9211 alignment is dominated by a bitfield with 64-bit aligned base type.
9212 (arm_function_arg): Emit a warning if the alignment has changed since
9213 earlier GCC releases.
9214 (arm_function_arg_boundary): Likewise.
9215 (arm_setup_incoming_varargs): Likewise.
9217 2019-01-22 Richard Biener <rguenther@suse.de>
9219 PR tree-optimization/88862
9220 * graphite-scop-detection.c
9221 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9223 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9225 * doc/extend.tex (AMD GCN Function Attributes): New section.
9226 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9227 * doc/invoke.texi (AMD GCN Options): New section.
9228 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9230 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9232 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9233 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9235 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9237 PR tree-optimization/88044
9238 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9239 is false in the first iteration, but !every_iteration, return false
9240 instead of true with niter->niter zero.
9242 PR rtl-optimization/88904
9243 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9244 any nonequal registers before processing BB_END (b).
9247 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9249 (expand_binop_directly, expand_doubleword_clz,
9250 expand_doubleword_popcount, expand_ctz, expand_ffs,
9251 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9253 PR rtl-optimization/49429
9255 PR rtl-optimization/86334
9257 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9258 addressable from here...
9259 (emit_block_op_via_libcall): ... to here.
9261 2019-01-22 Richard Biener <rguenther@suse.de>
9263 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9264 auto_vec for cost vector to fix memleak.
9265 (vectorize_fold_left_reduction): Properly gather SLP defs.
9266 (vectorizable_comparison): Do not swap operands to properly
9269 2019-01-22 Alan Modra <amodra@gmail.com>
9272 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9273 stays a reg. Allow a const_int.
9274 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9275 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9276 (IS_NOMARK_TLSGETADDR): Define.
9277 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9278 (rs6000_output_tlsargs): New function.
9279 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9280 __tls_get_addr call takes an arg.
9281 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9282 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9284 (call_value_nonlocal_sysv): ..or here, delete split.
9285 (tls_gdld_nomark): Delete.
9286 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9287 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9288 (call_value_nonlocal_sysv): Likewise.
9289 (call_value_nonlocal_sysv_secure): Likewise.
9290 (call_value_nonlocal_aix): Likewise.
9291 (call_value_indirect_aix): Likewise.
9292 (call_value_indirect_elfv2): Likewise.
9293 (call_value_local32, call_value_local64): Disable for no-mark tls.
9294 (call_value_local_aix): Likewise.
9296 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9299 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9300 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9302 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9304 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9305 string contents as hash_map keys.
9307 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9310 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9311 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9312 instead of TYPE_ALIGN.
9313 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9314 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9315 pointer from TYPE_STUB_DECL.
9317 2019-01-21 Richard Biener <rguenther@suse.de>
9319 PR tree-optimization/88934
9320 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9321 at the possibly non-constant operand.
9322 (vect_get_constant_vectors): Adjust.
9324 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9327 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9328 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9329 instead of _X86INTRIN_H_INCLUDED.
9330 * onfig/i386/clwbintrin.h: Likewise.
9331 * config/i386/pkuintrin.h: Likewise.
9332 * config/i386/prfchwintrin.h: Likewise.
9333 * config/i386/rdseedintrin.h: Likewise.
9334 * config/i386/wbnoinvdintrin.h: Likewise.
9335 * config/i386/xsavecintrin.h: Likewise.
9336 * config/i386/xsavesintrin.h: Likewise.
9337 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9338 * config/i386/xsaveintrin.h: Likewise.
9339 * config/i386/xsaveoptintrin.h: Likewise.
9340 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9341 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9342 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9343 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9344 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9345 * config/i386/immintrin.h: Here.
9347 2019-01-20 Martin Jambor <mjambor@suse.cz>
9350 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9351 with aa_walk_budget.
9352 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9353 aa_walk_budget_p parameter.
9354 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9355 walk. Updated all callers.
9356 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9357 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9359 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9360 parameter info. Extract info from fbi. Pass fbi to recursive calls
9361 and to unmodified_parm.
9362 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9363 info, updated call to will_be_nonconstant_expr_predicate.
9364 (param_change_prob): New parameter fbi, limit AA walking.
9365 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9366 calls to various above functions.
9367 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9368 parameter. Use it to limit AA walking.
9369 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9371 (detect_type_change): New parameter fbi, pass it on to
9372 detect_type_change_from_memory_writes.
9373 (detect_type_change_ssa): Likewise.
9374 (aa_overwalked): Removed.
9375 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9376 accordingly, adjust to the neew AA limiting scheme.
9377 (parm_ref_data_preserved_p): Likewise.
9378 (ipa_compute_jump_functions_for_edge): Adjust call to
9380 (ipa_analyze_call_uses): Likewise.
9381 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9382 (ipa_analyze_node): Initialize aa_walk_budget.
9383 (ipcp_transform_function): Likewise.
9384 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9385 to get_dynamic_type.
9387 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9389 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9390 outside of #if CHECKING_P code.
9392 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9394 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9395 New function, split out from...
9396 (loop_versioning::analyze_stride): ...here.
9397 (loop_versioning::find_per_loop_multiplication): Use gassign.
9398 (loop_versioning::analyze_term_using_scevs): Return a success code.
9399 (loop_versioning::analyze_arbitrary_term): New function.
9400 (loop_versioning::analyze_address_fragment): Use
9401 analyze_arbitrary_term if all else fails.
9403 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9406 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9409 2019-01-18 Richard Biener <rguenther@suse.de>
9411 PR tree-optimization/88903
9412 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9413 scalar stmts a SLP shift amount is composed of when detecting
9416 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9419 * config/arm/arm-cpus.in (mp): New feature.
9421 (fgroup ARMv7ve): Add mp and sec features.
9422 (arch armv7-a): Add options to allow mp and sec extensions.
9423 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9424 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9425 extenstions to the base architecture.
9426 (cpu cortex-a8): Add sec extension to the base architecture.
9427 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9428 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9429 variants down to the base v7-a varaint.
9430 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9431 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9432 of permitted extensions for -march=armv7-a and for
9433 -mcpu=generic-armv7-a.
9435 2019-01-18 Martin Liska <mliska@suse.cz>
9437 * params.def: Fix comment.
9438 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9440 (gimple_gen_ic_func_profiler): Likewise.
9442 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9444 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9445 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9446 and put in error checks for stack protector guard options.
9447 (aarch64_stack_protect_guard): New.
9448 (TARGET_STACK_PROTECT_GUARD): Define.
9449 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9450 (reg_stack_protect_address<mode>): New.
9451 (stack_protect_set): Adjust for SSP_GLOBAL.
9452 (stack_protect_test): Likewise.
9453 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9454 (-mstack-protector-guard): Likewise.
9455 (-mstack-protector-guard-offset): Likewise.
9457 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9459 PR tree-optimization/86214
9460 * tree-inline.h (struct copy_body_data): Add
9461 add_clobbers_to_eh_landing_pads member.
9462 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9463 (copy_edges_for_bb): Call it if EH edge destination is <
9464 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9465 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9466 if flag_stack_reuse != SR_NONE and clear it afterwards.
9468 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9471 * doc/install.texi (with-multilib-list): Document for aarch64.
9473 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9476 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9477 (("..."))) with ("...").
9479 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9481 * doc/extend.texi (Built-in Functions for Memory Model Aware
9482 Atomic Operations): Document atomic fetch and nand.
9484 2019-01-18 Martin Liska <mliska@suse.cz>
9485 Richard Biener <rguenther@suse.de>
9488 * cgraph.h (create_version_clone_with_body): Add new argument
9490 * cgraphclones.c (cgraph_node::create_version_clone): Add
9491 DECL_ATTRIBUTES to a newly created decl. And call
9492 valid_attribute_p so that proper cl_target_optimization_node
9493 is set for the newly created declaration.
9494 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9496 (expand_target_clones): Do not call valid_attribute_p, it must
9498 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9501 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9504 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9505 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9506 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9508 2019-01-17 Martin Sebor <msebor@redhat.com>
9511 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9512 Handle anti-ranges the same as no range at all.
9514 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9516 * config/aarch64/aarch64.c (cgraph.h): New include.
9517 (intl.h): New include.
9518 (supported_simd_type): New function.
9519 (currently_supported_simd_type): Ditto.
9520 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9521 (aarch64_simd_clone_adjust): Ditto.
9522 (aarch64_simd_clone_usable): Ditto.
9523 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9524 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9525 (TARGET_SIMD_CLONE_USABLE): Ditto.
9526 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9527 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9530 2019-01-17 Martin Sebor <msebor@redhat.com>
9532 PR tree-optimization/88800
9533 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9534 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9535 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9536 redundant argument. Add new argument and issue diagnostics under
9537 its control. Detect out-of-bounds access even with warnings
9539 (check_bounds_or_overlap): Change return type. Add argument.
9540 (wrestrict_dom_walker::check_call): Adjust.
9541 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9542 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9543 check_bounds_or_overlap's return value.
9544 (handle_builtin_stxncpy): Same.
9545 (handle_builtin_strcat): Same.
9547 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9548 Kwok Cheung Yeung <kcy@codesourcery.com>
9549 Julian Brown <julian@codesourcery.com>
9550 Tom de Vries <tom@codesourcery.com>
9552 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9554 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9556 * doc/sourcebuild.texi: Document dg-require-effective-target
9557 llvm_binutils and offload_gcn.
9559 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9560 Kwok Cheung Yeung <kcy@codesourcery.com>
9561 Julian Brown <julian@codesourcery.com>
9562 Tom de Vries <tom@codesourcery.com>
9564 * doc/sourcebuild.texi: Document dg-required-effective-target
9567 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9568 Kwok Cheung Yeung <kcy@codesourcery.com>
9569 Julian Brown <julian@codesourcery.com>
9570 Tom de Vries <tom@codesourcery.com>
9571 Jan Hubicka <hubicka@ucw.cz>
9572 Martin Jambor <mjambor@suse.cz>
9574 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9575 * configure.ac: Check for dlopen.
9576 * configure: Regenerate.
9578 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9579 Kwok Cheung Yeung <kcy@codesourcery.com>
9580 Julian Brown <julian@codesourcery.com>
9581 Tom de Vries <tom@codesourcery.com>
9582 Jan Hubicka <hubicka@ucw.cz>
9583 Martin Jambor <mjambor@suse.cz>
9585 * common/config/gcn/gcn-common.c: New file.
9586 * config/gcn/driver-gcn.c: New file.
9587 * config/gcn/gcn-builtins.def: New file.
9588 * config/gcn/gcn-hsa.h: New file.
9589 * config/gcn/gcn-modes.def: New file.
9590 * config/gcn/gcn-opts.h: New file.
9591 * config/gcn/gcn-passes.def: New file.
9592 * config/gcn/gcn-protos.h: New file.
9593 * config/gcn/gcn-run.c: New file.
9594 * config/gcn/gcn-tree.c: New file.
9595 * config/gcn/gcn.c: New file.
9596 * config/gcn/gcn.h: New file.
9597 * config/gcn/gcn.opt: New file.
9598 * config/gcn/t-gcn-hsa: New file.
9600 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9601 Kwok Cheung Yeung <kcy@codesourcery.com>
9602 Julian Brown <julian@codesourcery.com>
9603 Tom de Vries <tom@codesourcery.com>
9604 Jan Hubicka <hubicka@ucw.cz>
9605 Martin Jambor <mjambor@suse.cz>
9607 * config/gcn/constraints.md: New file.
9608 * config/gcn/gcn-valu.md: New file.
9609 * config/gcn/gcn.md: New file.
9610 * config/gcn/predicates.md: New file.
9612 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9614 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9615 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9616 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9617 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9619 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9622 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9623 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9624 it and document registers.
9626 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9628 * config/aarch64/aarch64.c (ares_tunings): Define.
9629 * config/aarch64/aarch64-cores.def (ares): Use the above.
9631 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9635 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9637 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9638 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9639 (_mm512_maskz_fixupimm_round_pd): Ditto.
9640 (_mm512_fixupimm_round_ps): Ditto.
9641 (_mm512_maskz_fixupimm_round_ps): Ditto.
9642 (_mm_fixupimm_round_sd): Ditto.
9643 (_mm_maskz_fixupimm_round_sd): Ditto.
9644 (_mm_fixupimm_round_ss): Ditto.
9645 (_mm_maskz_fixupimm_round_ss): Ditto.
9646 (_mm512_fixupimm_pd): Ditto.
9647 (_mm512_maskz_fixupimm_pd): Ditto.
9648 (_mm512_fixupimm_ps): Ditto.
9649 (_mm512_maskz_fixupimm_ps): Ditto.
9650 (_mm_fixupimm_sd): Ditto.
9651 (_mm_maskz_fixupimm_sd): Ditto.
9652 (_mm_fixupimm_ss): Ditto.
9653 (_mm_maskz_fixupimm_ss): Ditto.
9654 (_mm512_mask_fixupimm_round_pd): Update builtin.
9655 (_mm512_mask_fixupimm_round_ps): Ditto.
9656 (_mm_mask_fixupimm_round_sd): Ditto.
9657 (_mm_mask_fixupimm_round_ss): Ditto.
9658 (_mm512_mask_fixupimm_pd): Ditto.
9659 (_mm512_mask_fixupimm_ps): Ditto.
9660 (_mm_mask_fixupimm_sd): Ditto.
9661 (_mm_mask_fixupimm_ss): Ditto.
9662 * config/i386/avx512vlintrin.h:
9663 (_mm256_fixupimm_pd): Update parameters and builtin.
9664 (_mm256_maskz_fixupimm_pd): Ditto.
9665 (_mm256_fixupimm_ps): Ditto.
9666 (_mm256_maskz_fixupimm_ps): Ditto.
9667 (_mm_fixupimm_pd): Ditto.
9668 (_mm_maskz_fixupimm_pd): Ditto.
9669 (_mm_fixupimm_ps): Ditto.
9670 (_mm_maskz_fixupimm_ps): Ditto.
9671 (_mm256_mask_fixupimm_pd): Update builtin.
9672 (_mm256_mask_fixupimm_ps): Ditto.
9673 (_mm_mask_fixupimm_pd): Ditto.
9674 (_mm_mask_fixupimm_ps): Ditto.
9675 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9676 * config/i386/i386-builtin.def: Update builtin definitions.
9677 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9678 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9679 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9680 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9681 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9682 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9683 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9684 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9685 * config/i386/subst.md:
9686 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9687 (round_saeonly_sd_mask_op4): Ditto.
9688 (round_saeonly_expand_operand5): Ditto.
9689 (round_saeonly_expand): Update.
9691 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9695 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9697 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9698 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9699 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9700 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9701 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9702 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9703 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9705 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9709 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9712 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9713 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9714 instead of UNSPEC_FIXUPIMM.
9716 2019-01-17 Richard Biener <rguenther@suse.de>
9719 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9720 and friends for the LTO part of debug info.
9722 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9724 PR tree-optimization/86214
9725 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9728 PR rtl-optimization/88870
9729 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9730 throw if we can't alter the cfg or delete dead exceptions.
9731 (mark_insn): Don't call find_call_stack_args for such calls.
9733 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9735 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9736 prototypes for vec_st.
9737 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9738 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9739 mainly on signed/unsigned long long and double.
9741 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9744 * combine.c (delete_noop_moves): Convert to "bool" return,
9745 returning true if any edges are eliminated.
9746 (combine_instructions): Also return true if delete_noop_moves
9749 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9751 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9752 correct max nunits for endian swap.
9753 (aarch64_expand_fcmla_builtin): Correct subreg code.
9754 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9755 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9758 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9760 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9761 Handle split indirect COMPLEX_TYPE arguments.
9763 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9766 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9767 bit is set by add and compare.
9768 (CC_ADC): New CC_MODE.
9769 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9770 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9771 comparison. Add detection for CC_ADCmode.
9772 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9774 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9775 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9776 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9777 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9778 to eliminate the need for zero-extending the operands.
9779 (add<mode>3_compareC_imm): Delete. Merge into ...
9780 (add<mode>3_compareC): ... this. Restructure the comparison to
9781 eliminate the need for zero-extending the operands.
9782 (add<mode>3_carryin): Use LTU for the overflow detection.
9783 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9784 Reexpress comparison for overflow.
9785 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9786 (add<mode>3_carryinC): Likewise.
9787 (add<mode>3_carryinV): Use LTU for carry between partials.
9788 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9789 handling of CC_Cmode and add CC_ADCmode.
9790 (aarch64_borrow_operation): Likewise.
9792 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9794 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9795 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9796 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9797 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9799 2019-01-16 Martin Liska <mliska@suse.cz>
9801 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9803 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9805 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9806 (path_prefix_reset): Move up in the source file.
9807 (find_fortran_preinclude_file): Make complex search for the
9808 fortran header files.
9810 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9812 * godump.c (go_output_typedef): When outputting a typedef, refer
9813 to the underlying type by its name and not its structure.
9815 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9818 * tree.c (build_function_type): Assert that arg_types is not
9821 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9824 * doc/extend.texi: Document that listing the stack pointer in the
9825 clobber list of an asm is a deprecated feature.
9826 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9827 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9828 warning instead of an error for clobbers of the stack pointer.
9829 Add a note explaining why.
9831 2019-01-15 Richard Biener <rguenther@suse.de>
9834 * dwarf2out.c (gen_member_die): Do not generate inheritance
9837 2019-01-15 Richard Biener <rguenther@suse.de>
9839 PR tree-optimization/88855
9840 * tree-if-conv.c (combine_blocks): Collect
9841 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9843 2019-01-15 Tom de Vries <tdevries@suse.de>
9846 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9847 lhs == NULL_TREE for gang-level reduction.
9849 2019-01-15 Richard Biener <rguenther@suse.de>
9850 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9853 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9854 return true if SSA_NAME is already marked in visited bitmap.
9855 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9857 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9859 PR tree-optimization/88775
9860 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9861 equal == 0 equality pointer comparisons some more if compared in
9862 integral types and either one points to an automatic var and the
9863 other to a global, or we can prove at least one points to the middle
9864 or both point to start or both point to end.
9866 2019-01-14 Andi Kleen <ak@linux.intel.com>
9868 * Makefile.in: Lower autofdo sampling rate by 10x.
9869 * Makefile.tpl: Dito.
9871 2019-01-14 Tom Honermann <tom@honermann.net>
9873 * defaults.h: Define CHAR8_TYPE.
9875 2019-01-14 Martin Sebor <msebor@redhat.com>
9878 * doc/extend.texi (Darwin Format Checks): Clarify.
9880 2019-01-14 Richard Biener <rguenther@suse.de>
9882 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9883 whether we are in (simplify ...) or (match ...) context.
9885 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9887 PR rtl-optimization/88796
9888 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9889 * cfgexpand.c (stack_protect_prologue): Initialize
9890 crtl->stack_protect_guard_decl.
9891 * function.c (stack_protect_epilogue): Use it instead of calling
9892 targetm.stack_protect_guard again.
9893 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9894 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9895 crtl->stack_protect_guard_decl.
9896 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9897 on the returned MEM_EXPR.
9899 2019-01-12 Tom de Vries <tdevries@suse.de>
9901 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9902 vector length using -fopenacc-dim.
9904 2019-01-12 Tom de Vries <tdevries@suse.de>
9906 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9907 lengths into account.
9909 2019-01-12 Svante Signell <svante.signell@gmail.com>
9911 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9912 (TARGET_CAN_SPLIT_STACK): Define.
9913 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9915 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9917 * params.def (inline-unit-growth): Set to 40.
9919 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9921 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9923 2019-01-12 Tom de Vries <tdevries@suse.de>
9925 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9926 region calling vector-partitionable routine, set default_vector_length
9929 2019-01-12 Tom de Vries <tdevries@suse.de>
9931 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9932 variable default_vector_length.
9934 2019-01-12 Tom de Vries <tdevries@suse.de>
9937 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9938 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9941 2019-01-12 Tom de Vries <tdevries@suse.de>
9943 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9944 (nvptx_goacc_validate_dims): Add used parameter.
9945 * doc/tm.texi: Regenerate.
9946 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9947 argument to call to targetm.goacc.validate_dims.
9948 (default_goacc_validate_dims): Add used
9950 * target.def (validate_dims): Add used parameter in DEFHOOK.
9951 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9953 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9957 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9959 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9960 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9961 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9962 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9964 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9966 PR rtl-optimization/87305
9968 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9969 for little endian pseudos used as paradoxical subreg.
9971 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9973 PR tree-optimization/88693
9974 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9975 for STRING_CSTs that don't contain any NUL characters in the first
9976 TREE_STRING_LENGTH bytes.
9978 2019-01-11 Alan Modra <amodra@gmail.com>
9982 * genattrtab.c (min_fn): Don't translate values.
9983 (min_attr_value): Return INT_MAX when the value can't be calculated.
9984 Return minimum among any values that can be calculated.
9985 (max_attr_value): Adjust.
9987 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9989 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9991 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9993 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9994 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9995 (aarch64_return_call_with_max_clobbers): New function.
9996 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9997 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9999 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10000 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10001 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10002 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10003 * cselib.c (cselib_process_insn): Add argument to
10004 targetm.hard_regno_call_part_clobbered call.
10005 * ira-conflicts.c (ira_build_conflicts): Ditto.
10006 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10007 * lra-constraints.c (inherit_reload_reg): Ditto.
10008 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10009 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10010 argument. Call targetm.return_call_with_max_clobbers.
10011 Add argument to targetm.hard_regno_call_part_clobbered call.
10012 (calls_have_same_clobbers_p): New function.
10013 (process_bb_lives): Add call_insn and last_call_insn variables.
10014 Pass call_insn to check_pseudos_live_through_calls.
10015 Modify if stmt to check targetm.return_call_with_max_clobbers.
10016 Update setting of flush variable.
10017 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10019 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10020 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10021 targetm.hard_regno_call_part_clobbered call.
10022 * reginfo.c (choose_hard_reg_mode): Ditto.
10023 * regrename.c (check_new_reg_p): Ditto.
10024 * reload.c (find_equiv_reg): Ditto.
10025 * reload1.c (emit_reload_insns): Ditto.
10026 * sched-deps.c (deps_analyze_insn): Ditto.
10027 * sel-sched.c (init_regs_for_mode): Ditto.
10028 (mark_unavailable_hard_regs): Ditto.
10029 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10030 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10031 (return_call_with_max_clobbers): New target function.
10032 * doc/tm.texi: Regenerate.
10033 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10034 * hooks.c (hook_bool_uint_mode_false): Change to
10035 hook_bool_insn_uint_mode_false.
10036 * hooks.h (hook_bool_uint_mode_false): Ditto.
10038 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10040 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10041 (aarch64_remove_extra_call_preserved_regs): New function.
10042 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10043 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10044 * doc/tm.texi: Regenerate.
10045 * final.c (get_call_reg_set_usage): Call new hook.
10046 * target.def (remove_extra_call_preserved_regs): New hook.
10047 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10048 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10050 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10053 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10054 inside of pass_combine_1 dump rather than pass_profile_1.
10056 2019-01-11 Tom de Vries <tdevries@suse.de>
10058 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10059 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10060 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10061 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10064 2019-01-11 Tom de Vries <tdevries@suse.de>
10066 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10068 2019-01-11 Jan Beulich <jbeulich@suse.com>
10070 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10071 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10072 sse2_cvtsi2sd): Add {l}.
10073 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10076 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10079 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10081 (*float<floatunssuffix>v2div2sf2): New define_insn.
10082 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10083 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10084 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10085 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10086 match_operands with "const0_operand" "C".
10088 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10090 * config/aarch64/aarch64-builtins.c
10091 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10092 (aarch64_init_simd_builtins): ...Here
10094 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10096 PR rtl-optimization/87305
10098 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10099 allocation for big endian pseudos used as paradoxical subregs and
10100 spill them if it is wrong.
10101 * lra-constraints.c (lra_constraints): Add a comment.
10103 2019-01-10 Richard Biener <rguenther@suse.de>
10105 PR tree-optimization/88792
10106 * tree-ssa-pre.c (get_representative_for): Do not return a
10109 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10111 PR middle-end/84877
10113 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10114 (assign_parm_setup_block): Do the argument slot realignment here
10117 2019-01-10 Stefan Agner <stefan@agner.ch>
10120 * config/arm/arm.c (arm_option_override_internal): Force
10121 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10123 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10126 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10129 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10131 * config/arm/arm-builtins.c
10132 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10133 (MAC_LANE_PAIR_QUALIFIERS): New.
10134 (arm_expand_builtin_args): Use it.
10135 (arm_expand_builtin_1): Likewise.
10136 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10137 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10138 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10139 * config/arm/arm_neon.h:
10140 (vcadd_rot90_f16): New.
10141 (vcaddq_rot90_f16): New.
10142 (vcadd_rot270_f16): New.
10143 (vcaddq_rot270_f16): New.
10146 (vcmla_lane_f16): New.
10147 (vcmla_laneq_f16): New.
10148 (vcmlaq_lane_f16): New.
10149 (vcmlaq_laneq_f16): New.
10150 (vcmla_rot90_f16): New.
10151 (vcmlaq_rot90_f16): New.
10152 (vcmla_rot90_lane_f16): New.
10153 (vcmla_rot90_laneq_f16): New.
10154 (vcmlaq_rot90_lane_f16): New.
10155 (vcmlaq_rot90_laneq_f16): New.
10156 (vcmla_rot180_f16): New.
10157 (vcmlaq_rot180_f16): New.
10158 (vcmla_rot180_lane_f16): New.
10159 (vcmla_rot180_laneq_f16): New.
10160 (vcmlaq_rot180_lane_f16): New.
10161 (vcmlaq_rot180_laneq_f16): New.
10162 (vcmla_rot270_f16): New.
10163 (vcmlaq_rot270_f16): New.
10164 (vcmla_rot270_lane_f16): New.
10165 (vcmla_rot270_laneq_f16): New.
10166 (vcmlaq_rot270_lane_f16): New.
10167 (vcmlaq_rot270_laneq_f16): New.
10168 (vcadd_rot90_f32): New.
10169 (vcaddq_rot90_f32): New.
10170 (vcadd_rot270_f32): New.
10171 (vcaddq_rot270_f32): New.
10174 (vcmla_lane_f32): New.
10175 (vcmla_laneq_f32): New.
10176 (vcmlaq_lane_f32): New.
10177 (vcmlaq_laneq_f32): New.
10178 (vcmla_rot90_f32): New.
10179 (vcmlaq_rot90_f32): New.
10180 (vcmla_rot90_lane_f32): New.
10181 (vcmla_rot90_laneq_f32): New.
10182 (vcmlaq_rot90_lane_f32): New.
10183 (vcmlaq_rot90_laneq_f32): New.
10184 (vcmla_rot180_f32): New.
10185 (vcmlaq_rot180_f32): New.
10186 (vcmla_rot180_lane_f32): New.
10187 (vcmla_rot180_laneq_f32): New.
10188 (vcmlaq_rot180_lane_f32): New.
10189 (vcmlaq_rot180_laneq_f32): New.
10190 (vcmla_rot270_f32): New.
10191 (vcmlaq_rot270_f32): New.
10192 (vcmla_rot270_lane_f32): New.
10193 (vcmla_rot270_laneq_f32): New.
10194 (vcmlaq_rot270_lane_f32): New.
10195 (vcmlaq_rot270_laneq_f32): New.
10196 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10197 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10198 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10199 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10200 vcmlaq_lane270): New.
10201 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10202 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10203 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10204 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10205 (arm_option_reconfigure_globals): Use them.
10206 * config/arm/iterators.md (VDF, VQ_HSF): New.
10207 (VCADD, VCMLA): New.
10208 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10209 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10211 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10212 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10214 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10216 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10217 Add qualifier_lane_pair_index.
10218 (emit-rtl.h): Include.
10219 (TYPES_QUADOP_LANE_PAIR): New.
10220 (aarch64_simd_expand_args): Use it.
10221 (aarch64_simd_expand_builtin): Likewise.
10222 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10224 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10225 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10226 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10227 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10228 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10229 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10230 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10231 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10232 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10233 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10234 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10235 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10236 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10237 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10238 Add __ARM_FEATURE_COMPLEX.
10239 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10240 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10241 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10242 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10243 fcmlaq_lane270): New.
10244 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10245 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10246 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10247 * config/aarch64/arm_neon.h:
10248 (vcadd_rot90_f16): New.
10249 (vcaddq_rot90_f16): New.
10250 (vcadd_rot270_f16): New.
10251 (vcaddq_rot270_f16): New.
10254 (vcmla_lane_f16): New.
10255 (vcmla_laneq_f16): New.
10256 (vcmlaq_lane_f16): New.
10257 (vcmlaq_rot90_lane_f16): New.
10258 (vcmla_rot90_laneq_f16): New.
10259 (vcmla_rot90_lane_f16): New.
10260 (vcmlaq_rot90_f16): New.
10261 (vcmla_rot90_f16): New.
10262 (vcmlaq_laneq_f16): New.
10263 (vcmla_rot180_laneq_f16): New.
10264 (vcmla_rot180_lane_f16): New.
10265 (vcmlaq_rot180_f16): New.
10266 (vcmla_rot180_f16): New.
10267 (vcmlaq_rot90_laneq_f16): New.
10268 (vcmlaq_rot270_laneq_f16): New.
10269 (vcmlaq_rot270_lane_f16): New.
10270 (vcmla_rot270_laneq_f16): New.
10271 (vcmlaq_rot270_f16): New.
10272 (vcmla_rot270_f16): New.
10273 (vcmlaq_rot180_laneq_f16): New.
10274 (vcmlaq_rot180_lane_f16): New.
10275 (vcmla_rot270_lane_f16): New.
10276 (vcadd_rot90_f32): New.
10277 (vcaddq_rot90_f32): New.
10278 (vcaddq_rot90_f64): New.
10279 (vcadd_rot270_f32): New.
10280 (vcaddq_rot270_f32): New.
10281 (vcaddq_rot270_f64): New.
10285 (vcmla_lane_f32): New.
10286 (vcmla_laneq_f32): New.
10287 (vcmlaq_lane_f32): New.
10288 (vcmlaq_laneq_f32): New.
10289 (vcmla_rot90_f32): New.
10290 (vcmlaq_rot90_f32): New.
10291 (vcmlaq_rot90_f64): New.
10292 (vcmla_rot90_lane_f32): New.
10293 (vcmla_rot90_laneq_f32): New.
10294 (vcmlaq_rot90_lane_f32): New.
10295 (vcmlaq_rot90_laneq_f32): New.
10296 (vcmla_rot180_f32): New.
10297 (vcmlaq_rot180_f32): New.
10298 (vcmlaq_rot180_f64): New.
10299 (vcmla_rot180_lane_f32): New.
10300 (vcmla_rot180_laneq_f32): New.
10301 (vcmlaq_rot180_lane_f32): New.
10302 (vcmlaq_rot180_laneq_f32): New.
10303 (vcmla_rot270_f32): New.
10304 (vcmlaq_rot270_f32): New.
10305 (vcmlaq_rot270_f64): New.
10306 (vcmla_rot270_lane_f32): New.
10307 (vcmla_rot270_laneq_f32): New.
10308 (vcmlaq_rot270_lane_f32): New.
10309 (vcmlaq_rot270_laneq_f32): New.
10310 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10311 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10312 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10313 (FCADD, FCMLA): New.
10315 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10317 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10321 * config/pa/pa.c: Change "can not" to "cannot".
10322 * gimple-ssa-evrp-analyze.c: Likewise.
10323 * ipa-icf.c: Likewise.
10324 * ipa-polymorphic-call.c: Likewise.
10325 * ipa-pure-const.c: Likewise.
10326 * lra-constraints.c: Likewise.
10327 * lra-remat.c: Likewise.
10328 * reload1.c: Likewise.
10329 * reorg.c: Likewise.
10330 * tree-ssa-uninit.c: Likewise.
10332 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10336 * Makefile.in: Mechanically replace "can not" with "cannot".
10337 * alias.c: Likewise.
10338 * builtins.c: Likewise.
10339 * calls.c: Likewise.
10340 * cgraph.c: Likewise.
10341 * cgraph.h: Likewise.
10342 * cgraphclones.c: Likewise.
10343 * cgraphunit.c: Likewise.
10344 * combine-stack-adj.c: Likewise.
10345 * combine.c: Likewise.
10346 * common/config/i386/i386-common.c: Likewise.
10347 * config/aarch64/aarch64.c: Likewise.
10348 * config/alpha/sync.md: Likewise.
10349 * config/arc/arc.c: Likewise.
10350 * config/arc/predicates.md: Likewise.
10351 * config/arm/arm-c.c: Likewise.
10352 * config/arm/arm.c: Likewise.
10353 * config/arm/arm.h: Likewise.
10354 * config/arm/arm.md: Likewise.
10355 * config/arm/cortex-r4f.md: Likewise.
10356 * config/csky/csky.c: Likewise.
10357 * config/csky/csky.h: Likewise.
10358 * config/darwin-f.c: Likewise.
10359 * config/epiphany/epiphany.md: Likewise.
10360 * config/i386/i386.c: Likewise.
10361 * config/i386/sol2.h: Likewise.
10362 * config/m68k/m68k.c: Likewise.
10363 * config/mcore/mcore.h: Likewise.
10364 * config/microblaze/microblaze.md: Likewise.
10365 * config/mips/20kc.md: Likewise.
10366 * config/mips/sb1.md: Likewise.
10367 * config/nds32/nds32.c: Likewise.
10368 * config/nds32/predicates.md: Likewise.
10369 * config/pa/pa.c: Likewise.
10370 * config/rs6000/e300c2c3.md: Likewise.
10371 * config/rs6000/rs6000.c: Likewise.
10372 * config/s390/s390.h: Likewise.
10373 * config/sh/sh.c: Likewise.
10374 * config/sh/sh.md: Likewise.
10375 * config/spu/vmx2spu.h: Likewise.
10376 * cprop.c: Likewise.
10377 * dbxout.c: Likewise.
10378 * df-scan.c: Likewise.
10379 * doc/cfg.texi: Likewise.
10380 * doc/extend.texi: Likewise.
10381 * doc/fragments.texi: Likewise.
10382 * doc/gty.texi: Likewise.
10383 * doc/invoke.texi: Likewise.
10384 * doc/lto.texi: Likewise.
10385 * doc/md.texi: Likewise.
10386 * doc/objc.texi: Likewise.
10387 * doc/rtl.texi: Likewise.
10388 * doc/tm.texi: Likewise.
10390 * emit-rtl.c: Likewise.
10391 * emit-rtl.h: Likewise.
10392 * except.c: Likewise.
10393 * expmed.c: Likewise.
10394 * expr.c: Likewise.
10395 * fold-const.c: Likewise.
10396 * genautomata.c: Likewise.
10397 * gimple-fold.c: Likewise.
10398 * hard-reg-set.h: Likewise.
10399 * ifcvt.c: Likewise.
10400 * ipa-comdats.c: Likewise.
10401 * ipa-cp.c: Likewise.
10402 * ipa-devirt.c: Likewise.
10403 * ipa-fnsummary.c: Likewise.
10404 * ipa-icf.c: Likewise.
10405 * ipa-inline-transform.c: Likewise.
10406 * ipa-inline.c: Likewise.
10407 * ipa-polymorphic-call.c: Likewise.
10408 * ipa-profile.c: Likewise.
10409 * ipa-prop.c: Likewise.
10410 * ipa-pure-const.c: Likewise.
10411 * ipa-reference.c: Likewise.
10412 * ipa-split.c: Likewise.
10413 * ipa-visibility.c: Likewise.
10415 * ira-build.c: Likewise.
10416 * ira-color.c: Likewise.
10417 * ira-conflicts.c: Likewise.
10418 * ira-costs.c: Likewise.
10419 * ira-int.h: Likewise.
10420 * ira-lives.c: Likewise.
10423 * loop-invariant.c: Likewise.
10424 * loop-unroll.c: Likewise.
10425 * lower-subreg.c: Likewise.
10426 * lra-assigns.c: Likewise.
10427 * lra-constraints.c: Likewise.
10428 * lra-eliminations.c: Likewise.
10429 * lra-lives.c: Likewise.
10430 * lra-remat.c: Likewise.
10431 * lra-spills.c: Likewise.
10433 * lto-cgraph.c: Likewise.
10434 * lto-streamer-out.c: Likewise.
10435 * postreload-gcse.c: Likewise.
10436 * predict.c: Likewise.
10437 * profile-count.h: Likewise.
10438 * profile.c: Likewise.
10439 * recog.c: Likewise.
10441 * reload.c: Likewise.
10442 * reload1.c: Likewise.
10443 * reorg.c: Likewise.
10444 * resource.c: Likewise.
10445 * rtl.def: Likewise.
10447 * rtlanal.c: Likewise.
10448 * sched-deps.c: Likewise.
10449 * sched-ebb.c: Likewise.
10450 * sched-rgn.c: Likewise.
10451 * sel-sched-ir.c: Likewise.
10452 * sel-sched.c: Likewise.
10453 * shrink-wrap.c: Likewise.
10454 * simplify-rtx.c: Likewise.
10455 * symtab.c: Likewise.
10456 * target.def: Likewise.
10457 * toplev.c: Likewise.
10458 * tree-call-cdce.c: Likewise.
10459 * tree-cfg.c: Likewise.
10460 * tree-complex.c: Likewise.
10461 * tree-core.h: Likewise.
10462 * tree-eh.c: Likewise.
10463 * tree-inline.c: Likewise.
10464 * tree-loop-distribution.c: Likewise.
10465 * tree-nrv.c: Likewise.
10466 * tree-profile.c: Likewise.
10467 * tree-sra.c: Likewise.
10468 * tree-ssa-alias.c: Likewise.
10469 * tree-ssa-dce.c: Likewise.
10470 * tree-ssa-dom.c: Likewise.
10471 * tree-ssa-forwprop.c: Likewise.
10472 * tree-ssa-loop-im.c: Likewise.
10473 * tree-ssa-loop-ivcanon.c: Likewise.
10474 * tree-ssa-loop-ivopts.c: Likewise.
10475 * tree-ssa-loop-niter.c: Likewise.
10476 * tree-ssa-phionlycprop.c: Likewise.
10477 * tree-ssa-phiopt.c: Likewise.
10478 * tree-ssa-propagate.c: Likewise.
10479 * tree-ssa-threadedge.c: Likewise.
10480 * tree-ssa-threadupdate.c: Likewise.
10481 * tree-ssa-uninit.c: Likewise.
10482 * tree-ssanames.c: Likewise.
10483 * tree-streamer-out.c: Likewise.
10484 * tree.c: Likewise.
10485 * tree.h: Likewise.
10486 * vr-values.c: Likewise.
10488 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10490 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10491 (ix86_split_xorsign): Ditto.
10492 * config/i386/i386.c (ix86_expand_xorsign): New function.
10493 (ix86_split_xorsign): Ditto.
10494 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10495 (xorsign<mode>3): New expander.
10496 (xorsign<mode>3_1): New insn_and_split pattern.
10497 * config/i386/sse.md (xorsign<mode>3): New expander.
10499 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10501 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10502 (*tablejump_sp64): Likewise.
10503 (*tablejump<P:mode>): ...this.
10504 (*call_address_sp32): Merge into...
10505 (*call_address_sp64): Likewise.
10506 (*call_address<P:mode>): ...this.
10507 (*call_symbolic_sp32): Merge into...
10508 (*call_symbolic_sp64): Likewise.
10509 (*call_symbolic<P:mode>): ...this.
10510 (call_value): Remove constraint and add predicate.
10511 (*call_value_address_sp32): Merge into...
10512 (*call_value_address_sp64): Likewise.
10513 (*call_value_address<P:mode>): ...this.
10514 (*call_value_symbolic_sp32): Merge into...
10515 (*call_value_symbolic_sp64): Likewise.
10516 (*call_value_symbolic<P:mode>): ...this.
10517 (*sibcall_symbolic_sp32): Merge into...
10518 (*sibcall_symbolic_sp64): Likewise.
10519 (*sibcall_symbolic<P:mode>): ...this.
10520 (sibcall_value): Remove constraint and add predicate.
10521 (*sibcall_value_symbolic_sp32): Merge into...
10522 (*sibcall_value_symbolic_sp64): Likewise.
10523 (*sibcall_value_symbolic<P:mode>): ...this.
10524 (window_save): Minor tweak.
10525 (*branch_sp32): Merge into...
10526 (*branch_sp64): Likewise.
10527 (*branch<P:mode>): ...this.
10529 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10530 James Clarke <jrtc27@jrtc27.com>
10533 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10534 consistently in TLS address generation and adjust code to the renaming
10535 of patterns. Mark calls to __tls_get_addr as const.
10536 * config/sparc/sparc.md (tgd_hi22): Turn into...
10537 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10538 (tgd_lo10): Turn into...
10539 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10540 (tgd_add32): Merge into...
10541 (tgd_add64): Likewise.
10542 (tgd_add<P:mode>): ...this and use Pmode throughout.
10543 (tldm_hi22): Turn into...
10544 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10545 (tldm_lo10): Turn into...
10546 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10547 (tldm_add32): Merge into...
10548 (tldm_add64): Likewise.
10549 (tldm_add<P:mode>): ...this and use Pmode throughout.
10550 (tldm_call32): Merge into...
10551 (tldm_call64): Likewise.
10552 (tldm_call<P:mode>): ...this and use Pmode throughout.
10553 (tldo_hix22): Turn into...
10554 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10555 (tldo_lox10): Turn into...
10556 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10557 (tldo_add32): Merge into...
10558 (tldo_add64): Likewise.
10559 (tldo_add<P:mode>): ...this and use Pmode throughout.
10560 (tie_hi22): Turn into...
10561 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10562 (tie_lo10): Turn into...
10563 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10564 (tie_ld64): Use DImode throughout.
10565 (tie_add32): Merge into...
10566 (tie_add64): Likewise.
10567 (tie_add<P:mode>): ...this and use Pmode throughout.
10568 (tle_hix22_sp32): Merge into...
10569 (tle_hix22_sp64): Likewise.
10570 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10571 (tle_lox22_sp32): Merge into...
10572 (tle_lox22_sp64): Likewise.
10573 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10574 (*tldo_ldub_sp32): Merge into...
10575 (*tldo_ldub_sp64): Likewise.
10576 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10577 (*tldo_ldub1_sp32): Merge into...
10578 (*tldo_ldub1_sp64): Likewise.
10579 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10580 (*tldo_ldub2_sp32): Merge into...
10581 (*tldo_ldub2_sp64): Likewise.
10582 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10583 (*tldo_ldsb1_sp32): Merge into...
10584 (*tldo_ldsb1_sp64): Likewise.
10585 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10586 (*tldo_ldsb2_sp32): Merge into...
10587 (*tldo_ldsb2_sp64): Likewise.
10588 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10589 (*tldo_ldub3_sp64): Use DImode throughout.
10590 (*tldo_ldsb3_sp64): Likewise.
10591 (*tldo_lduh_sp32): Merge into...
10592 (*tldo_lduh_sp64): Likewise.
10593 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10594 (*tldo_lduh1_sp32): Merge into...
10595 (*tldo_lduh1_sp64): Likewise.
10596 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10597 (*tldo_ldsh1_sp32): Merge into...
10598 (*tldo_ldsh1_sp64): Likewise.
10599 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10600 (*tldo_lduh2_sp64): Use DImode throughout.
10601 (*tldo_ldsh2_sp64): Likewise.
10602 (*tldo_lduw_sp32): Merge into...
10603 (*tldo_lduw_sp64): Likewise.
10604 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10605 (*tldo_lduw1_sp64): Use DImode throughout.
10606 (*tldo_ldsw1_sp64): Likewise.
10607 (*tldo_ldx_sp64): Likewise.
10608 (*tldo_stb_sp32): Merge into...
10609 (*tldo_stb_sp64): Likewise.
10610 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10611 (*tldo_sth_sp32): Merge into...
10612 (*tldo_sth_sp64): Likewise.
10613 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10614 (*tldo_stw_sp32): Merge into...
10615 (*tldo_stw_sp64): Likewise.
10616 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10617 (*tldo_stx_sp64): Use DImode throughout.
10619 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10621 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10622 check configure option to set BTI and Return Address Signing.
10623 * configure.ac: Add --enable-standard-branch-protection and
10624 --disable-standard-branch-protection.
10625 * configure: Regenerated.
10626 * doc/install.texi: Document the same.
10628 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10629 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10631 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10632 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10633 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10635 * config/aarch64/aarch64-bti-insert.c: New file.
10636 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10638 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10640 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10641 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10642 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10643 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10645 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10647 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10648 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10649 Disable bti for -mbranch-protection=none.
10650 (aarch64_handle_standard_branch_protection): Enable bti for
10651 -mbranch-protection=standard.
10652 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10653 -mbranch-protection.
10654 (aarch64_bti_enabled): Check if bti is enabled.
10655 * config/aarch64/aarch64.opt: Declare target variable.
10656 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10658 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10660 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10661 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10662 (aarch64_expand_epilogue): Likewise.
10663 (aarch64_output_mi_thunk): Likewise
10664 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10665 TAILCALL_ADDR_REGS to x16 and x17.
10666 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10668 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10670 * config/aarch64/aarch64-option-extensions.def: Define
10671 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10672 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10673 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10674 (AARCH64_FL_PREDRES): New.
10675 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10676 AARCH64_FL_PREDRES by default.
10677 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10679 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10681 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10683 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10684 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10685 * doc/invoke.texi: Document ARMv8.5-A.
10687 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10689 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10690 (xorsign<mode>3): Likewise.
10692 2019-01-09 Jelinek <jakub@redhat.com>
10694 PR middle-end/88758
10695 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10696 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10698 PR rtl-optimization/88331
10699 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10700 not currently_expanding_to_rtl.
10702 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10704 * doc/invoke.texi (-Os): Remove trailing spaces.
10705 (-finline-functions): Remove reference to -O2.
10707 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10709 PR rtl-optimization/79593
10710 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10712 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10713 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10715 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10718 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10722 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10723 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10725 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10728 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10729 ix86_avx_u128_mode_entry.
10731 2019-01-08 Martin Liska <mliska@suse.cz>
10733 PR tree-optimization/88753
10734 * tree-switch-conversion.c (switch_conversion::build_one_array):
10735 Come up with local variable constructor. Convert first to
10736 type of constructor values.
10738 2019-01-08 Richard Biener <rguenther@suse.de>
10740 PR tree-optimization/86554
10741 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10742 rpo_avail): Move earlier.
10743 (visit_nary_op): When value-numbering to expressions
10744 with different overflow behavior make sure there's an
10745 available expression on the path.
10747 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10749 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10750 aarch64_parse_branch_protection,
10751 struct aarch64_branch_protect_type,
10752 aarch64_handle_no_branch_protection,
10753 aarch64_handle_standard_branch_protection,
10754 aarch64_validate_mbranch_protection,
10755 aarch64_handle_pac_ret_protection,
10756 aarch64_handle_attr_branch_protection,
10757 accepted_branch_protection_string,
10758 aarch64_pac_ret_subtypes,
10759 aarch64_branch_protect_types,
10760 aarch64_handle_pac_ret_leaf): Define.
10761 (aarch64_override_options_after_change_1, aarch64_override_options):
10762 Add check for accepted_branch_protection_string.
10763 (aarch64_option_save): Save accepted_branch_protection_string.
10764 (aarch64_option_restore): Save accepted_branch_protection_string.
10765 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10766 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10767 msign-return-address.
10768 * doc/invoke.texi: Add mbranch-protection.
10770 2019-01-08 Alan Modra <amodra@gmail.com>
10773 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10774 Delete "unknownp" parameter. Adjust callers. Handle
10775 CONST_INT, PLUS, MINUS, and MULT.
10776 (attr_value_aligned): Renamed from or_attr_value.
10777 (min_attr_value): Return INT_MIN for unhandled rtl case..
10778 (min_fn): ..and translate to INT_MAX here.
10779 (write_length_unit_log): Modify to cope without "unknown".
10780 (write_attr_value): Handle IF_THEN_ELSE.
10782 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10784 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10785 optimization for masked stores.
10787 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10789 PR middle-end/88567
10790 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10791 output vector directly to duplicate_and_interleave instead of
10792 going through a temporary. Postpone insertion of ctor_seq to
10793 the end of the loop.
10795 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10798 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10799 unsigned_p. Handle signed and unsigned overflow correction as
10801 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10803 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10805 (add<mode>3_compareV_imm): Make this callable for expanding.
10806 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10807 aarch64_plus_operand for operand 2.
10808 (subv<GPI:mode>_insn): New insn pattern.
10809 (subv<GPI:mode>_imm): Likewise.
10810 (negv<GPI:mode>3): New expand pattern.
10811 (negv<GPI:mode>_insn): New insn pattern.
10812 (negv<GPI:mode>_cmp_only): Likewise.
10813 (cmpv<GPI:mode>_insn): Likewise.
10814 (subvti4): Use register_operand for operand 1. Update call to
10815 aarch64_expand_subvti.
10816 (usubvti4): Likewise.
10817 (negvti3): New expand pattern.
10818 (negdi_carryout): New insn pattern.
10819 (negvdi_carryinV): New insn pattern.
10820 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10821 version the named version.
10822 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10824 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10826 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10828 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10829 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10830 (sub<mode>3_carryinCV): Delete.
10831 (sub<GPI:mode>3_carryinV): New expand pattern.
10832 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10834 2019-01-07 Richard Biener <rguenther@suse.de>
10836 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10837 of tree_operand_hash.
10839 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10841 PR tree-optimization/88598
10842 * tree.h (single_nonzero_element): Declare.
10843 * tree.c (single_nonzero_element): New function.
10844 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10845 if I is the only nonzero element of CST.
10847 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10849 PR tree-optimization/88598
10850 * tree.h (initializer_each_zero_or_onep): Declare.
10851 * tree.c (initializer_each_zero_or_onep): New function.
10852 (signed_or_unsigned_type_for): Handle float types too.
10853 (unsigned_type_for, signed_type_for): Update comments accordingly.
10854 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10855 x & { 0 or -1, 0 or -1, ... }.
10857 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10859 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10860 with x86_64-pc-linux-gnu.
10862 2019-01-07 Tom de Vries <tdevries@suse.de>
10865 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10867 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10870 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10872 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10873 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10874 TARGET_AVX512F as condition.
10877 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10878 const_not_ok_for_debug_p target hook.
10879 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10880 on UNSPEC and subexpressions thereof if all subexpressions of the
10881 UNSPEC are CONSTANT_P.
10883 PR tree-optimization/88676
10884 * tree-ssa-phiopt.c (two_value_replacement): New function.
10885 (tree_ssa_phiopt_worker): Call it.
10888 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10889 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10892 * tree-vect-generic.c: Include insn-config.h and recog.h.
10893 (expand_vector_piecewise): Add defaulted ret_type argument,
10894 if non-NULL, use that in preference to type for the result type.
10895 (expand_vector_parallel): Formatting fix.
10896 (do_vec_conversion, do_vec_narrowing_conversion,
10897 expand_vector_conversion): New functions.
10898 (expand_vector_operations_1): Call expand_vector_conversion
10899 for VEC_CONVERT ifn calls.
10900 * internal-fn.def (VEC_CONVERT): New internal function.
10901 * internal-fn.c (expand_VEC_CONVERT): New function.
10902 * fold-const-call.c (fold_const_vec_convert): New function.
10903 (fold_const_call): Use it for CFN_VEC_CONVERT.
10904 * doc/extend.texi (__builtin_convertvector): Document.
10906 2019-01-07 Tom de Vries <tdevries@suse.de>
10908 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10909 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10910 vector_red_partition, vector_red_sym): New global variables.
10911 (nvptx_option_override): Initialize vector_red_sym.
10912 (nvptx_declare_function_name): Restore red_partition register.
10913 (nvptx_file_end): Emit code to declare the vector reduction variables.
10914 (nvptx_output_red_partition): New function.
10915 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10916 large vector reductions.
10917 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10918 (nvptx_init_builtins): Add VECTOR_ADDR.
10919 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10920 Handle nvptx_expand_shared_addr.
10921 (nvptx_get_shared_red_addr): Add vector argument and handle large
10923 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10925 (nvptx_goacc_reduction_init): Likewise.
10926 (nvptx_goacc_reduction_fini): Likewise.
10927 (nvptx_goacc_reduction_teardown): Likewise.
10928 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10929 init,fini,teardown}.
10930 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10931 (nvptx_set_current_function): Init vector_red_partition.
10932 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10933 (nvptx_red_partition): New insn.
10934 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10936 2019-01-07 Tom de Vries <tdevries@suse.de>
10939 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10942 2019-01-07 Tom de Vries <tdevries@suse.de>
10944 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10945 (nvptx_option_override): Init oacc_bcast_partition.
10946 (nvptx_init_oacc_workers): New function.
10947 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10948 (nvptx_needs_shared_bcast): New function.
10949 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10950 to propagate state.
10951 (nvptx_shared_propagate): Initialize vector bcast partition and
10952 synchronization state.
10953 (nvptx_single): Generalize to enable vectors to use shared-memory
10954 to propagate state.
10955 (nvptx_process_pars): Likewise.
10956 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10957 * config/nvptx/nvptx.h (struct machine_function): Add
10958 bcast_partition and sync_bar members.
10960 2019-01-07 Tom de Vries <tdevries@suse.de>
10962 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10963 (nvptx_apply_dim_limits): New function.
10964 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10967 2019-01-07 Tom de Vries <tdevries@suse.de>
10969 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10970 as late as possible.
10972 2019-01-07 Tom de Vries <tdevries@suse.de>
10974 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10975 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10976 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10977 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10978 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10980 2019-01-07 Tom de Vries <tdevries@suse.de>
10982 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10984 2019-01-07 Tom de Vries <tdevries@suse.de>
10986 * omp-offload.c (oacc_get_min_dim): New function.
10987 * omp-offload.h (oacc_get_min_dim): Declare.
10989 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10992 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10993 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10995 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10999 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11001 * ipa-inline.c (edge_badness): Use inlined_time instead of
11002 inline_summaries->get.
11004 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11006 * opts.c (enable_fdo_optimizations): Enable
11007 version-loops-for-strides, loop-interchange, unrol-and-jam
11008 and tree-loop-distribution.
11009 * invoke.texi: Document newly enabled options.
11011 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11013 * doc/invoke.texi (max-inline-insns-small): New parameters.
11014 * ipa-inline.c (want_early_inline_function_p): simplify.
11015 (want_inline_small_function_p): Fix pasto from previous patch;
11016 use max-inline-insns-small bound.
11017 * params.def (max-inline-insns-small): New param.
11018 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11019 variables correctly.
11021 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11023 * doc/invoke.texi: Document max-inline-insns-size,
11024 uninlined-function-insns, uninlined-function-time,
11025 uninlined-thunk-insns and uninlined-thunk-time.
11026 * params.def: Add max-inline-insns-size,
11027 uninlined-function-insns, uninlined-function-time,
11028 uninlined-thunk-insns and uninlined-thunk-time.
11029 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11031 * ipa-inline.c (can_inline_edge_by_limits_p,
11032 want_inline_small_function_p): Use new parameters.
11034 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11036 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11038 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11040 PR middle-end/82564
11042 * expr.c (expand_assignment): For calls returning VLA structures
11043 if to_rtx is not a MEM, force it into a stack temporary.
11046 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11047 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11048 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11049 subexpressions of both operands.
11050 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11051 subrtxes are CONSTANT_P.
11052 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11053 2018-11-09 changes.
11055 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11057 * params.def (hot-bb-count-ws-permille): Set to 990.
11059 2019-01-04 Martin Sebor <msebor@redhat.com>
11062 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11065 2019-01-04 Martin Sebor <msebor@redhat.com>
11068 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11070 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11072 * gdbinit.in: Turn off pagination for the skip commands, restore
11073 it to previous state afterwards.
11075 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11078 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11079 of GET_MODE (opN) as modes of the libcall arguments.
11081 2019-01-04 Jan Beulich <jbeulich@suse.com>
11083 * config/i386/sse.md
11084 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11085 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11086 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11087 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11088 avx512f_vmcmp<mode>3<round_saeonly_name>,
11089 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11090 avx512f_maskcmp<mode>3,
11091 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11092 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11093 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11094 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11095 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11096 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11097 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11098 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11099 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11100 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11101 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11102 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11103 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11104 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11105 avx512cd_maskb_vec_dup<mode>,
11106 avx512cd_maskw_vec_dup<mode>,
11107 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11108 avx512dq_vmfpclass<mode>,
11109 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11112 2019-01-03 Martin Sebor <msebor@redhat.com>
11114 PR tree-optimization/88659
11115 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11117 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11119 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11120 unaligned vsx and avoid lxvd2x/stxvd2x.
11121 (gen_lvx_v4si_move): New function.
11123 2019-01-03 Tom de Vries <tdevries@suse.de>
11125 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11126 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11128 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11130 2019-01-03 Tom de Vries <tdevries@suse.de>
11132 * config/nvptx/nvptx.c (struct offload_attrs): New.
11133 (populate_offload_attrs): New function. Factor mask extraction out of
11134 nvptx_reorg. Add extraction of dimensions.
11135 (nvptx_reorg): Use populate_offload_attrs.
11137 2019-01-03 Tom de Vries <tdevries@suse.de>
11139 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11140 cases for oacc_min_dims_p and routine_p. Add asserts for
11141 oacc_default_dims_p and offload_region_p.
11143 2019-01-03 Tom de Vries <tdevries@suse.de>
11145 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11146 factored out of ...
11147 (nvptx_goacc_validate_dims): ... here.
11149 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11151 PR tree-optimization/85574
11152 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11154 (struct ssa_equip_hash_traits): Declare.
11155 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11157 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11160 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11161 change it to qualified_type.
11163 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11165 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11166 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11168 2019-01-02 Martin Sebor <msebor@redhat.com>
11169 Jeff Law <law@redhat.com>
11171 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11172 (get_range_strlen_tree): Update appropriately.
11174 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11176 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11177 rather than set_range_info.
11178 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11179 maybe_set_strlen_range. Handle potentially boundary crossing
11180 cases more conservatively.
11181 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11182 Call set_strlen_range.
11183 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11185 PR middle-end/88663
11186 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11187 need the flexp argument.
11188 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11189 from calls to get_range_strlen. Update comments. Just update
11190 VAL for an unterminated const char array and let the reset of the
11191 code handle it normally. No longer try to set *flexp. Adjust
11193 (get_range_strlen): Update for the new get_range_strlen API.
11194 (get_maxval_strlen): Similarly.
11195 (gimple_fold_builtin_strlen): Handle update meaning of return value
11196 from get_range_strlen.
11197 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11198 get_range_strlen API.
11200 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11203 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11204 false at WPA time when body was removed.
11206 2019-01-02 Martin Liska <mliska@suse.cz>
11208 PR tree-optimization/88650
11209 * predict.c (set_even_probabilities): Calculate probability
11210 remainer only when really used.
11212 2019-01-02 Richard Biener <rguenther@suse.de>
11214 PR middle-end/88651
11215 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11216 widest_ints when mangling max_stmt_execution results.
11218 2019-01-02 Richard Biener <rguenther@suse.de>
11220 PR tree-optimization/88621
11221 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11222 bitfields when canoncalizing.
11224 2019-01-02 Richard Biener <rguenther@suse.de>
11227 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11228 cost of cheap SSE instruction.
11230 2019-01-02 Richard Biener <rguenther@suse.de>
11233 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11234 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11236 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11237 set after UIDs before splitting them.
11239 2019-01-01 Martin Sebor <msebor@redhat.com>
11240 Jeff Law <law@redhat.com>
11242 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11243 length is optimistic. If it is, then arrange to compute the
11244 conservative length as well.
11246 * gimple-fold.h (get_range_strlen): Update prototype.
11247 * builtins.c (check_access): Update call to get_range_strlen to use
11248 c_strlen_data pointer. Change various variable accesses to instead
11249 pull data from the c_strlen_data structure.
11250 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11251 * calls.c (maybe_warn_nonstring_arg): Likewise.
11252 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11253 minimum length if maximum lengh is unknown.
11254 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11255 that used c_strlen, it's no longer needed. Restructure slightly.
11256 (format_string): Set unlikely range appropriately.
11257 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11259 (get_range_strlen): Accept c_strlen_data pointer for external
11260 call sites as well. Pass through to call to internal get_range_strlen.
11261 Adjust minlen, maxlen and maxbound as needed.
11262 (get_maxval_strlen): Update comments.
11263 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11264 to use c_strlen_data pointer. Change variable accesses to instead
11265 use c_strlen_data data members.
11267 * gimple-fold.c (get_range_strlen): Update prototype.
11268 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11269 local variables. Use pdata to return information to caller.
11270 Update calls to get_range_strlen. Update pdata->maxbound.
11271 (get_range_strlen -- static version): Similarly.
11272 (get_range_strlen -- extern version): Update for internal
11273 get_range_strlen API change. Convert to external data format.
11274 (get_maxval_strlen): Similarly.
11276 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11278 * coverage.c (get_coverage_counts): Use current_function_decl.
11279 * profile.c (read_thunk_profile): New function.
11280 (branch_prob): Add THUNK parameter.
11281 * tree-profile.c (tree_profiling): Handle thunks.
11282 * value-prof.c (init_node_map): Handle thunks.
11283 * value-prof.h (branch_prob): Upate prototype.
11284 (read_thunk_profile): Declare.
11286 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11288 Update copyright years.
11290 * gcc.c (process_command): Update copyright notice dates.
11291 * gcov-dump.c (print_version): Ditto.
11292 * gcov.c (print_version): Ditto.
11293 * gcov-tool.c (print_version): Ditto.
11294 * gengtype.c (create_file): Ditto.
11295 * doc/cpp.texi: Bump @copying's copyright year.
11296 * doc/cppinternals.texi: Ditto.
11297 * doc/gcc.texi: Ditto.
11298 * doc/gccint.texi: Ditto.
11299 * doc/gcov.texi: Ditto.
11300 * doc/install.texi: Ditto.
11301 * doc/invoke.texi: Ditto.
11303 Copyright (C) 2019 Free Software Foundation, Inc.
11305 Copying and distribution of this file, with or without modification,
11306 are permitted in any medium without royalty provided the copyright
11307 notice and this notice are preserved.