1 2019-06-13 Iain Sandoe <iain@sandoe.co.uk>
3 * config/darwin-driver.c (validate_macosx_version_min): New.
4 (darwin_default_min_version): Cleanup and validate supplied version.
5 (darwin_driver_init): Likewise and push cleaned version into opts.
7 2019-06-13 Jan Hubicka <hubicka@ucw.cz>
9 PR tree-optimization/90869
10 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Watch for view
11 converts in MEM_REF referencing decl rather than view converts
12 from decl type to MEM_REF type.
14 2019-06-13 Richard Biener <rguenther@suse.de>
16 PR tree-optimization/90856
17 * tree-sra.c (build_ref_for_model): Only use
18 build_reconstructed_reference when address-spaces are the same.
20 2019-06-13 Jakub Jelinek <jakub@redhat.com>
22 * config/nvptx/nvptx.c (nvptx_sese_number, nvptx_sese_pseudo): Don't
23 wrap ei variable name in the declaration in ()s.
24 (nvptx_single): Actually use mode_label variable. Formatting fix.
26 2019-06-13 Richard Biener <rguenther@suse.de>
28 * tree-vectorizer.h (vect_loop_vectorized_call): Declare.
29 * tree-vectorizer.c (vect_loop_vectorized_call): Export and
30 also return the condition stmt.
31 * tree-vect-loop-manip.c (vect_loop_versioning): Compute outermost
32 loop we can version and version that, reusing the loop version
33 created by if-conversion instead of versioning again.
35 2019-06-13 Aldy Hernandez <aldyh@redhat.com>
37 * gimple-loop-versioning.cc (prune_loop_conditions): Use
39 * tree-vrp (value_range_base::may_contain_p): Call into
41 (value_inside_range): Make private inside value_range_base class.
42 Take min/max from *this.
43 (range_includes_p): Remove.
44 * tree-vrp.h (value_range_base): Add value_inside_range.
45 (range_includes_p): Remove.
46 (range_includes_zero_p): Call may_contain_p.
47 * vr-values.c (compare_range_with_value): Same.
49 2019-06-13 Claudiu Zissulescu <claziss@synopsys.com>
51 * doc/extend.texi (ARC Function Attributes): Update info.
53 2019-06-13 Feng Xue <fxue@os.amperecomputing.com>
55 PR tree-optimization/89713
56 * doc/invoke.texi (-ffinite-loops): Document new option.
57 * common.opt (-ffinite-loops): New option.
58 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark
59 IFN_GOACC_LOOP calls as necessary.
60 * tree-ssa-loop-niter.c (finite_loop_p): Assume loop with an exit
62 * omp-offload.c (oacc_xform_loop): Skip lowering if return value of
63 IFN_GOACC_LOOP call is not used.
64 * opts.c (default_options_table): Enable -ffinite-loops at -O2+.
66 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
69 * tree-vect-loop-manip.c (vect_set_loop_masks_directly): If the
70 compare_type is not with Pmode size, we will create an IV with
71 Pmode size with truncated use (i.e. converted to the correct type).
72 * tree-vect-loop.c (vect_verify_full_masking): Find IV type.
73 (vect_iv_limit_for_full_masking): New. Factored out of
74 vect_set_loop_condition_masked.
75 * tree-vectorizer.h (LOOP_VINFO_MASK_IV_TYPE): New.
76 (vect_iv_limit_for_full_masking): Declare.
78 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
81 * tree-ssa-loop-ivopts.c (get_mem_type_for_internal_fn): Handle
82 IFN_MASK_LOAD_LANES and IFN_MASK_STORE_LANES.
83 (get_alias_ptr_type_for_ptr_address): Likewise.
84 (add_iv_candidate_for_use): Add scaled index candidate if useful.
85 * tree-ssa-address.c (preferred_mem_scale_factor): New.
86 * config/aarch64/aarch64.c (aarch64_classify_address): Relax
89 2019-06-13 Kugan Vivekanandarajah <kugan.vivekanandarajah@linaro.org>
91 * config/aarch64/iterators.md (ADDSUB): Fix typo in comment.
93 2019-06-12 Dimitar Dimitrov <dimitar@dinux.eu>
95 * common/config/pru/pru-common.c: New file.
96 * config.gcc: Add PRU target.
97 * config/pru/alu-zext.md: New file.
98 * config/pru/constraints.md: New file.
99 * config/pru/predicates.md: New file.
100 * config/pru/pru-opts.h: New file.
101 * config/pru/pru-passes.c: New file.
102 * config/pru/pru-pragma.c: New file.
103 * config/pru/pru-protos.h: New file.
104 * config/pru/pru.c: New file.
105 * config/pru/pru.h: New file.
106 * config/pru/pru.md: New file.
107 * config/pru/pru.opt: New file.
108 * config/pru/t-pru: New file.
109 * doc/extend.texi: Document PRU pragmas.
110 * doc/invoke.texi: Document PRU-specific options.
111 * doc/md.texi: Document PRU asm constraints.
113 2019-06-12 Martin Sebor <msebor@redhat.com>
116 * tree-pretty-print.c (dump_mem_ref): New function. Include
117 MEM_REF type in output when different size than operand.
118 (dump_generic_node): Move code to dump_mem_ref and call it.
120 2019-06-12 Martin Sebor <msebor@redhat.com>
122 PR tree-optimization/90662
123 * tree-ssa-strlen.c (get_stridx): Handle simple VLAs and pointers
126 2019-06-12 Tom de Vries <tdevries@suse.de>
128 PR tree-optimization/90009
129 * config/nvptx/nvptx.c (nvptx_find_par): Assert fork has at most join.
131 2019-06-12 Martin Liska <mliska@suse.cz>
133 * ggc-common.c (ggc_prune_overhead_list): Do not sanitize
135 * hash-map.h: Add sanitize_eq_and_hash into ::hash_map.
136 * mem-stats.h (mem_alloc_description::mem_alloc_description):
137 Do not sanitize created maps.
139 2019-06-12 Aldy Hernandez <aldyh@redhat.com>
141 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children): Use
142 value_range::singleton_p.
143 * tree-vrp.c (value_range_constant_singleton): Remove.
144 * tree-vrp.h (value_range_constant_singleton): Remove.
145 * vr-values.c (vr_values::singleton): Use
146 value_range::singleton_p.
148 2019-06-12 Jakub Jelinek <jakub@redhat.com>
151 * cfgexpand.c (align_local_variable): Add really_expand argument,
152 don't SET_DECL_ALIGN if it is false.
153 (add_stack_var): Add really_expand argument, pass it through to
154 align_local_variable.
155 (expand_one_stack_var_1): Pass true as really_expand to
156 align_local_variable.
157 (expand_one_ssa_partition): Pass true as really_expand to
159 (expand_one_var): Pass really_expand through to add_stack_var.
161 2019-06-12 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
163 * config/arm/iterators.md (VABAL): New int iterator.
164 * config/arm/neon.md (<sup>sadv16qi): New define_expand.
165 * config/arm/unspecs.md ("unspec"): Define UNSPEC_VABAL_S, UNSPEC_VABAL_U
168 2019-06-12 Martin Liska <mliska@suse.cz>
170 * value-prof.c (stream_out_histogram_value): Only first value
173 2019-06-12 Jakub Jelinek <jakub@redhat.com>
176 * symtab.c (symtab_node::set_section): Allow being called on aliases
177 as long as they aren't analyzed yet.
179 2019-06-11 Faraz Shahbazker <fshahbazker@wavecomp.com>
181 * config/mips/mips.c (mips_final_postscan_insn): Modify call
182 to `mips_set_text_contents_type' to indicate whether a
183 non-debug insn follows.
185 2019-06-11 Michael Meissner <meissner@linux.ibm.com>
187 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Delete
188 enabling -mpcrel by default.
189 * config/rs6000/rs6000.c (rs6000_option_override_internal): Update
190 test for -mpcrel and/or -mprefixed-addr needing -mcpu=future, so
191 that the test against -mcpu=future is done first. Then test if
192 -mprefixed-addr is on for -mpcrel.
193 (rs6000_disable_incompatible_switches): Add -mcpu=future support.
195 2019-06-11 Jakub Jelinek <jakub@redhat.com>
198 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Use and.b%d
201 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
203 * match.pd (X/[ex]4<Y/[ex]4): Handle conversions.
205 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
207 PR c++/90449 - add -Winaccessible-base option.
208 * doc/invoke.texi (Winaccessible-base): Document.
210 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
212 PR tree-optimization/62041
213 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
215 2019-06-11 Jason Merrill <jason@redhat.com>
217 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
218 * tree.c (get_tree_code_name): Likewise.
219 * print-tree.c (print_node): Only briefly print a node with an
222 2019-06-11 Jakub Jelinek <jakub@redhat.com>
225 * trans-mem.c (tm_memopt_compute_available): Add assertion
226 that blocks is not empty. Formatting fix.
228 2019-06-11 Martin Liska <mliska@suse.cz>
231 * hash-table.h: Extend create_gcc, add one parameter
232 that is passed into hash_table::hash_table.
234 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
236 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
238 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
239 Emit clobber also for non-sse operations.
240 (ix86_split_fp_absneg_operator): New function.
241 * config/i386/i386.md (SSEMODEF): New mode iterator.
242 (ssevecmodef): New mode attribute.
243 (<code>tf2): Use absneg code iterator.
244 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
245 Add three-operand AVX alternatives.
246 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
247 Use absneg code iterator and X87MODEF mode iterator.
248 (absneg fp_reg non-sse splitter): Call absneg code iterator
249 and X87MODEF mode iterator.
250 (absneg general_reg non-sse splitter): Use absneg code iterator
251 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
252 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
253 code iterator. Add three-operand AVX alternative.
254 (absneg sse_reg splitter): Use absneg code iterator
255 and SSEMODEF mode iterator. Handle AVX operands.
256 (absneg fp_reg splitter): Use absneg code iterator
257 and MODEF mode iterator.
258 (absneg general_reg splitter): Merge splitters using MODEF mode
259 iterator. Use absneg code iterator. Call
260 ix86_split_fp_absneg_operator.
261 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
262 Do not enable for non-sse modes before reload.
265 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
266 ssevecmodef mode attribute instaed of CSGNVMODE.
267 (copysign<mode>3_const): Ditto.
268 (copysign<mode>3_var): Ditto.
269 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
270 Use absneg code iterator. Simplify code using std::swap.
271 * config/i386/predicates.md (absneg_operator): Remove.
273 2019-06-10 Martin Sebor <msebor@redhat.com>
275 * gimple-fold.c (get_range_strlen): Update comment that didn't
276 make it into r267503 or related commits.
278 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
280 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
281 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
283 2019-06-10 Jakub Jelinek <jakub@redhat.com>
285 * tree.def (OMP_SCAN): New tree code.
286 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
287 OMP_CLAUSE_EXCLUSIVE.
288 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
289 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
290 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
291 OMP_CLAUSE_{IN,EX}CLUSIVE.
292 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
293 * tree-nested.c (convert_nonlocal_reference_stmt,
294 convert_local_reference_stmt, convert_gimple_call): Handle
296 * tree-pretty-print.c (dump_omp_clause): Handle
297 OMP_CLAUSE_{IN,EX}CLUSIVE.
298 (dump_generic_node): Handle OMP_SCAN.
299 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
300 * gimple.h (gomp_scan): New type.
301 (is_a_helper <gomp_scan *>::test,
302 is_a_helper <const gomp_scan *>::test): New templates.
303 (gimple_build_omp_scan): Declare.
304 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
305 gimple_omp_scan_set_clauses): New inline functions.
306 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
307 * gimple.c (gimple_build_omp_scan): New function.
308 (gimple_copy): Handle GIMPLE_OMP_SCAN.
309 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
310 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
311 GIMPLE_OMP_TASKGROUP.
312 (dump_gimple_omp_scan): New function.
313 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
314 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
315 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
316 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
317 (is_gimple_stmt): Handle OMP_SCAN.
318 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
319 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
320 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
321 mentioned in nested #pragma omp scan. Handle
322 OMP_CLAUSE_{IN,EX}CLUSIVE.
323 (gimplify_expr): Handle OMP_SCAN.
324 * omp-low.c (check_omp_nesting_restrictions): For parent context,
325 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
327 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
330 2019-06-10 Martin Liska <mliska@suse.cz>
332 * ipa-cp.c (ignore_edge_p): New function.
333 (build_toporder_info): Use it.
334 * ipa-inline.c (ignore_edge_p): New function.
335 (inline_small_functions): Use it.
336 * ipa-pure-const.c (ignore_edge_for_nothrow):
337 Verify opt_for_fn for caller and callee.
338 (ignore_edge_for_pure_const): Likewise.
339 * ipa-reference.c (ignore_edge_p): Extend to check
341 * ipa-utils.c (searchc): Refactor.
342 * ipa-utils.h: Fix coding style.
344 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
346 * config/arc/arc.c (arc_rtx_costs): Update costs.
348 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
350 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
351 (arc_split_ior): Likewise.
352 (arc_check_mov_const): Likewise.
353 (arc_split_mov_const): Likewise.
354 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
355 (arc_rtx_costs): Replace check Crr with Cax constraint.
356 (prepare_move_operands): Cleanup, remove unused code.
357 (arc_split_ior): New function.
358 (arc_check_ior_const): Likewise.
359 (arc_split_mov_const): Likewise.
360 (arc_check_mov_const): Likewise.
361 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
362 in define_insn_and_split pattern.
364 (mulsi3_v2): Add new matching variant.
365 (andsi3_i): Cleanup pattern.
366 (rotrsi3_cnt1): Update pattern.
367 (rotrsi3_cnt8): New pattern.
368 (ashlsi2_cnt8): Likewise.
369 (ashlsi2_cnt16): Likewise.
370 * config/arc/constraints.md (C0p): Update constraint.
375 2019-06-10 Martin Liska <mliska@suse.cz>
377 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
379 (sem_item_optimizer::dump_cong_classes):
380 Print how many items are in a non-singular class. Improve
383 2019-06-10 Martin Liska <mliska@suse.cz>
385 * value-prof.c (dump_histogram_value): Change dump format.
386 (gimple_mod_subtract_transform): Remove legacy comment.
388 2019-06-10 Martin Liska <mliska@suse.cz>
390 * value-prof.c (dump_histogram_value): Print histogram values
393 2019-06-10 Martin Liska <mliska@suse.cz>
395 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
396 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
397 * ipa-profile.c (ipa_profile_generate_summary):
398 Use get_most_common_single_value.
399 * tree-profile.c (gimple_init_gcov_profiler):
400 Instrument with __gcov_one_value_profiler_v2
401 and __gcov_indirect_call_profiler_v4.
402 * value-prof.c (dump_histogram_value):
403 Print all values for HIST_TYPE_SINGLE_VALUE.
404 (stream_out_histogram_value): Update assert for
406 (stream_in_histogram_value): Set number of
407 counters for HIST_TYPE_SINGLE_VALUE.
408 (get_most_common_single_value): New.
409 (gimple_divmod_fixed_value_transform):
410 Use get_most_common_single_value.
411 (gimple_ic_transform): Likewise.
412 (gimple_stringops_transform): Likewise.
413 (gimple_find_values_to_profile): Set number
414 of counters for HIST_TYPE_SINGLE_VALUE.
415 * value-prof.h (get_most_common_single_value):
418 2019-06-10 Martin Liska <mliska@suse.cz>
420 * hash-map.h: Pass default value to hash_table ctor.
421 * hash-table.h: Add default value to call of a ctor.
423 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
425 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
426 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
428 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
431 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
432 Call pa_output_function_label.
433 (TARGET_ASM_FUNCTION_PROLOGUE): define.
434 * config/pa/pa-protos.h (pa_output_function_label): Declare.
435 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
437 (pa_linux_output_function_prologue): Declare.
438 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
439 (pa_output_function_label): New.
440 (pa_output_function_prologue): Revise to use pa_output_function_label.
441 (pa_linux_output_function_prologue): New.
442 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
444 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
446 * tree-vrp.h (value_range_base::intersect): New.
447 (value_range::intersect_helper): Move from here...
448 (value_range_base::intersect_helper): ...to here.
449 * tree-vrp.c (value_range::intersect_helper): Rename to...
450 (value_range_base::intersect_helper): ...this, and rewrite to
451 return a value instead of modifying THIS in place.
452 Also, move equivalence handling...
453 (value_range::intersect): ...here, while calling intersect_helper.
454 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
456 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
458 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
460 2019-06-07 Jakub Jelinek <jakub@redhat.com>
462 * Makefile.in (genprogerr): Add condmd.
463 (genprog): Remove it here.
465 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
467 * doc/invoke.texi (AMD GCN Options): Add gfx906.
469 2019-06-07 Richard Biener <rguenther@suse.de>
472 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
473 that appear after user labels.
475 2019-06-07 Martin Liska <mliska@suse.cz>
477 * cselib.c (cselib_init): Disable hash table
479 * hash-set.h: Pass new default argument to m_table.
480 * hash-table.c: Add global variable with hash table
482 * hash-table.h (Allocator>::hash_table): Add new argument
484 (hashtab_chk_error): New.
485 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
486 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
487 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
489 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
491 * common.opt (flto-odr-type-merging): Ignore.
492 * invoke.texi (-flto-odr-type-merging): Remove.
493 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
494 (can_be_vtable_hashed_p): Remove.
495 (hash_odr_vtable): Remove.
496 (odr_vtable_hasher::hash): Remove.
497 (types_same_for_odr): Remove.
498 (types_odr_comparable): Remove.
499 (odr_vtable_hasher::equal): Remove.
500 (odr_vtable_hash_type, odr_vtable_hash): Remove.
501 (add_type_duplicate): Do not synchronize vtable and name hashtables.
502 (get_odr_type): Do not use vtable hash.
503 (dump_odr_type): Remove commented out code.
504 (build_type_inheritance_graph): Do not allocate vtable hash.
505 (rebuild_type_inheritance_graph): Do not delete vtable hash.
506 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
507 (odr_type_p): Likewise.
508 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
511 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
513 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
514 immediately after same_types_for_tbaa_p returns -1 and continue
515 looking for possible exact match; if matching types are arrays
516 watch for partial overlaps.
517 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
518 (indirect_refs_may_alias_p): Do type based disambiguation first;
521 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
523 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
525 2019-06-07 Martin Liska <mliska@suse.cz>
527 * doc/invoke.texi: Remove param.
528 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
530 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
531 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
532 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
533 * profile.c (instrument_values): Remove
534 HIST_TYPE_INDIR_CALL_TOPN.
535 * tree-profile.c (init_ic_make_global_vars):
536 Always build __gcov_indirect_call only.
537 (gimple_init_gcov_profiler): Remove usage
538 of PARAM_INDIR_CALL_TOPN_PROFILE.
539 (gimple_gen_ic_profiler): Likewise.
540 * value-prof.c (dump_histogram_value): Likewise.
541 (stream_in_histogram_value): Likewise.
542 (gimple_indirect_call_to_profile): Likewise.
543 (gimple_find_values_to_profile): Likewise.
544 * value-prof.h (enum hist_type): Likewise.
546 2019-06-07 Martin Liska <mliska@suse.cz>
548 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
551 2019-06-07 Martin Liska <mliska@suse.cz>
553 PR tree-optimization/78902
554 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
555 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
556 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
557 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
558 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
559 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
560 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
561 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
562 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
563 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
564 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
565 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
566 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
568 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
569 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
570 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
571 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
572 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
573 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
574 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
575 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
576 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
577 warn_unused_result attribute.
578 (BUILT_IN_STRDUP): Likewise.
579 (BUILT_IN_STRNDUP): Likewise.
580 (BUILT_IN_ALLOCA): Likewise.
581 (BUILT_IN_CALLOC): Likewise.
582 (BUILT_IN_MALLOC): Likewise.
583 (BUILT_IN_REALLOC): Likewise.
585 2019-06-06 Jim Wilson <jimw@sifive.com>
588 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
589 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
590 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
592 2019-06-06 Martin Sebor <msebor@redhat.com>
594 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
595 (handle_builtin_malloc): Remove trailing spaces.
596 (handle_builtin_memset): Same.
597 (handle_builtin_memcmp): Same.
598 (compute_string_length): Same.
599 (determine_min_objsize): Same.
600 (handle_builtin_string_cmp): Same.
601 (handle_char_store): Same. Break up excessively long line.
603 2019-06-06 Martin Jambor <mjambor@suse.cz>
605 * tree-sra.c (build_reconstructed_reference): Drop the alignment
608 2019-06-06 Martin Jambor <mjambor@suse.cz>
610 * tree-sra.c (struct access): New field grp_same_access_path.
611 (dump_access): Dump it.
612 (build_reconstructed_reference): New function.
613 (build_ref_for_model): Use it if possible.
614 (path_comparable_for_same_access): New function.
615 (same_access_path_p): Likewise.
616 (sort_and_splice_var_accesses): Set the new flag.
617 (analyze_access_subtree): Likewise.
618 (propagate_subaccesses_across_link): Propagate zero value of the new
619 flag down the access tree.
621 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
623 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
624 * config/gcn/gcn.opt (gpu_type): Add gfx906.
625 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
626 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
629 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
631 PR tree-optimization/90332
632 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
633 Handle VALS containing two vectors.
634 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
636 (@aarch64_combinez<mode>): ... This.
637 (*aarch64_combinez_be<mode>): Rename to...
638 (@aarch64_combinez_be<mode>): ... This.
639 (vec_init<mode><Vhalf>): New define_expand.
640 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
642 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
644 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
645 library functions only when not optimizing for size.
652 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
654 PR rtl-optimization/88751
655 * ira.c (ira): Use the number of the actually referenced registers
656 when calculating the threshold.
658 2019-06-06 Jakub Jelinek <jakub@redhat.com>
660 * configure: Regenerate.
662 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
664 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
665 register if it is in memory, so the shift can be emulated with a rotate
670 2019-06-06 Martin Liska <mliska@suse.cz>
672 PR tree-optimization/87954
673 * match.pd: Simplify mult where both arguments are 0 or 1.
675 2019-06-06 Richard Biener <rguenther@suse.de>
677 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
678 put equivalences on UNDEFINED ranges.
679 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
680 Make sure to drop defs of stmts added during simplification
683 2019-06-06 Richard Biener <rguenther@suse.de>
685 * tree-ssa-structalias.c: Include tree-cfg.h.
686 (make_heapvar): Do not make heap vars artificial.
687 (find_func_aliases_for_builtin_call): Handle stack allocation
689 (find_func_aliases): Delay processing of simple enough returns
691 (set_uids_in_ptset): Adjust.
692 (find_what_var_points_to): Likewise.
693 (solve_constraints): Do not dump points-to sets here.
694 (compute_points_to_sets): Post-process return statements,
695 amending the escaped solution. Dump points-to sets afterwards.
696 (ipa_pta_execute): Dump points-to sets.
698 2019-06-06 Martin Liska <mliska@suse.cz>
701 * doc/install.texi: Fix HTML headers and
702 titles for 'Installing GCC' pages.
704 2019-06-06 Martin Liska <mliska@suse.cz>
706 * ipa-icf-gimple.h (dump_message_1): Remove.
707 (dump_message): Likewise.
708 (return_false_with_message_1): Print also file.
709 (return_false_with_msg): Likewise.
710 (return_with_result): Likewise.
711 (return_with_debug): Likewise.
712 * ipa-icf.c (sem_function::equals_private): Remove call
715 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
717 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
718 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
719 memory operand for it.
720 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
722 2019-06-05 Martin Sebor <msebor@redhat.com>
724 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
725 Adjust quoting and hyphenation.
726 * convert.c (convert_to_real_1): Same.
727 * gcc.c (driver_wrong_lang_callback): Same.
728 (driver::handle_unrecognized_options): Same.
729 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
730 * opts-common.c (cmdline_handle_error): Same.
731 (read_cmdline_option): Same.
732 * opts-global.c (complain_wrong_lang): Same.
733 (print_ignored_options): Same.
734 (handle_common_deferred_options): Same.
735 * pretty-print.h: Same.
736 * print-rtl.c (debug_bb_n_slim): Same.
737 * sched-rgn.c (make_pass_sched_fusion): Same.
738 * tree-cfg.c (verify_gimple_assign_unary): Same.
739 (verify_gimple_label): Same.
740 * tree-ssa-operands.c (verify_ssa_operands): Same.
741 * varasm.c (do_assemble_alias): Same.
742 (assemble_alias): Same.
744 2019-06-05 Richard Henderson <rth@twiddle.net>
746 * config/alpha/alpha.c (direct_return): Move down after
747 struct machine_function definition; use saved frame_size;
749 (struct machine_function): Add sa_mask, sa_size, frame_size.
750 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
751 (alpha_compute_frame_layout): ... new function.
752 (TARGET_COMPUTE_FRAME_LAYOUT): New.
753 (alpha_initial_elimination_offset): Use saved sa_size.
754 (alpha_vms_initial_elimination_offset): Likewise.
755 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
756 (alpha_expand_prologue): Use saved frame data. Merge integer
757 and fp register save loops.
758 (alpha_expand_epilogue): Likewise.
759 (alpha_start_function): Use saved frame data.
760 * config/alpha/alpha-protos.h (direct_return): Update.
761 (alpha_sa_size): Remove.
763 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
765 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
766 multiplication by a power-of-two value.
767 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
768 and turn the modulo operation into a masking operation.
770 2019-06-05 Jakub Jelinek <jakub@redhat.com>
773 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
774 with VOIDmode inner operands.
776 2019-06-05 Richard Biener <rguenther@suse.de>
779 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
780 turn an expression graph into a tree.
782 2019-06-05 Jakub Jelinek <jakub@redhat.com>
784 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
786 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
787 treat it like explicit monotonic schedule modifier.
788 (expand_omp_for): Initialize has_lastprivate_conditional.
789 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
792 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
793 references, lookup in in hash map MEM_REF operand instead of the
795 (lower_omp_1): When looking for lastprivate conditional assignments,
796 handle MEM_REFs with REFERENCE_TYPE operands.
798 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
799 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
800 and references a VLA. Handle references to non-VLAs if is_simd
801 all privatization clauses like reductions.
802 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
803 If omp_is_reference, use always omp simd arrays and set
804 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
805 fails, emit reference initialization.
807 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
810 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
811 _mm_mask_fpclass_sd_mask): New intrinsics.
812 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
813 * config/i386/i386-builtin.def
814 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
816 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
817 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
818 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
819 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
820 case QI_FTYPE_V2SF_INT): Ditto.
822 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
823 Extended to insnstructions with mask operands.
825 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
827 * config/rs6000/constraints.md (define_register_constraint "wp"):
829 (define_register_constraint "wq"): Delete.
830 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
831 (rs6000_init_hard_regno_mode_ok): Adjust.
832 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
833 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
834 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
835 (define_mode_attr VSa): Delete.
836 (define_mode_attr VSisa): New.
837 (rest of file): Adjust.
838 * doc/md.texi (Machine Constraints): Adjust.
840 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
842 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
843 (define_attr "enabled"): Handle those new isa values.
845 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
847 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
848 (define_mode_attr VSr5): Delete.
849 (define_mode_attr VStype_sqrt): Delete.
850 (define_mode_iterator VSX_SPDP): Delete.
851 (define_mode_attr VS_spdp_res): Delete.
852 (define_mode_attr VS_spdp_insn): Delete.
853 (define_mode_attr VS_spdp_type): Delete.
854 (*vsx_sqrt<mode>2): Adjust.
855 (vsx_<VS_spdp_insn>): Delete, split to...
856 (vsx_xscvdpsp): ... this. New. And...
857 (vsx_xvcvspdp): ... this. New. And...
858 (vsx_xvcvdpsp): ... this. New.
860 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
862 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
864 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
865 (rest of file): Adjust.
867 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
869 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
870 (vsx_extract_<mode>_var): Ditto.
872 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
874 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
877 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
879 * config/rs6000/constraints.md (define_register_constraint "ww"):
881 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
882 (rs6000_init_hard_regno_mode_ok): Adjust.
883 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
884 RS6000_CONSTRAINT_ww.
885 * config/rs6000/rs6000.md: Adjust.
886 * config/rs6000/vsx.md: Adjust.
887 * doc/md.texi (Machine Constraints): Adjust.
889 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
891 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
892 (define_mode_attr sd): New.
893 (define_mode_attr s): New.
894 (define_mode_attr Ftrad): Delete.
895 (define_mode_attr Fvsx): Delete.
896 (define_mode_attr Fs): Delete.
897 (rest of file): Use the new mode attributes.
898 * config.rs6000/vsx.md: Use the new mode attributes.
900 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
902 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
905 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
907 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
908 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
909 used with VSX_B, VSX_D, or VSX_F, with just "wa".
911 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
914 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
915 C++ with strict ANSI requirements.
917 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
919 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
920 computations when step is 1.
922 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
924 * config/rs6000/constraints.md (define_register_constraint "wf"):
926 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
927 (rs6000_init_hard_regno_mode_ok): Adjust.
928 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
929 RS6000_CONSTRAINT_wf.
930 * config/rs6000/rs6000.md: Adjust.
931 * config/rs6000/vsx.md: Adjust.
932 * doc/md.texi (Machine Constraints): Adjust.
934 2019-06-04 Andrew Pinski <apinski@marvell.com>
936 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
939 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
941 * config/rs6000/constraints.md (define_register_constraint "wd"):
943 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
944 (rs6000_init_hard_regno_mode_ok): Adjust.
945 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
946 RS6000_CONSTRAINT_wd.
947 * config/rs6000/rs6000.md: Adjust.
948 * config/rs6000/vsx.md: Adjust.
949 * doc/md.texi (Machine Constraints): Adjust.
951 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
953 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
954 (rest of file): Adjust.
956 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
958 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
959 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
960 (vsx_splat_<mode>_reg): Adjust.
962 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
964 * config/rs6000/constraints.md (define_register_constraint "ws"):
966 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
967 (rs6000_init_hard_regno_mode_ok): Adjust.
968 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
969 RS6000_CONSTRAINT_ws.
970 * config/rs6000/rs6000.md: Adjust.
971 * config/rs6000/vsx.md: Adjust.
972 * doc/md.texi (Machine Constraints): Adjust.
974 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
976 * config/rs6000/constraints.md (define_register_constraint "wv"):
978 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
979 (rs6000_init_hard_regno_mode_ok): Adjust.
980 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
981 RS6000_CONSTRAINT_wv.
982 * config/rs6000/rs6000.md: Adjust.
983 * config/rs6000/vsx.md: Adjust.
984 * doc/md.texi (Machine Constraints): Adjust.
986 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
988 * config/rs6000/constraints.md (define_register_constraint "wi"):
990 (define_register_constraint "wt"): Delete.
991 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
992 (rs6000_init_hard_regno_mode_ok): Adjust.
993 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
994 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
995 * config/rs6000/rs6000.md: Adjust.
996 * config/rs6000/vsx.md: Adjust.
997 * doc/md.texi (Machine Constraints): Adjust.
999 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
1001 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
1003 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
1004 default_elf_asm_output_external.
1006 2019-06-04 Martin Liska <mliska@suse.cz>
1008 * ipa-icf.c (INCLUDE_LIST): Remove.
1009 (sem_item_optimizer::execute): Remove call to init_wpa.
1010 * ipa-icf.h (init_wpa): Remove.
1012 2019-06-04 Jakub Jelinek <jakub@redhat.com>
1014 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
1015 conditional on combined for simd.
1016 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
1018 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
1019 constructs, don't remove lastprivate_conditional_map, but instead set
1020 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
1021 to parent construct temporaries.
1022 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
1023 like !ctx->lastprivate_conditional_map.
1024 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
1025 use up->outer context instead of up.
1026 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
1027 gimple_omp_for_combined_p.
1028 (expand_omp_for_static_nochunk): Likewise.
1029 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
1030 probably moved over into expand_omp_for_generic rather than being copied
1033 2019-06-04 Martin Liska <mliska@suse.cz>
1035 * value-prof.c (dump_histogram_value): Fix typo.
1036 (gimple_mod_subtract_transform): Likewise.
1038 2019-06-04 Richard Biener <rguenther@suse.de>
1041 * tree-chrec.c (chrec_contains_symbols): Add to visited.
1042 (tree_contains_chrecs): Likewise.
1043 (chrec_contains_symbols_defined_in_loop): Move here and avoid
1044 exponential behaivor from ...
1045 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1047 (expression_expensive_p): Avoid exponential behavior and compute
1048 expanded size, rejecting any expansion.
1049 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
1050 (idx_contains_abnormal_ssa_name_p): Likewise.
1051 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
1052 (contains_abnormal_ssa_name_p): Simplify and use
1053 walk_tree_without_duplicates.
1055 2019-06-04 Richard Biener <rguenther@suse.de>
1057 PR tree-optimization/90738
1059 2019-06-03 Richard Biener <rguenther@suse.de>
1061 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1062 full reference tree and record in ref->ref.
1063 (vn_reference_lookup_3): Pass in original ref to
1064 ao_ref_init_from_vn_reference.
1065 (vn_reference_lookup): Likewise.
1066 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1067 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1068 Handle non-decl bases in the original reference.
1070 2019-06-04 Martin Liska <mliska@suse.cz>
1072 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
1073 number of references.
1074 (sem_item_optimizer::do_congruence_step):
1075 (sem_item_optimizer::worklist_push): Dump how references
1077 (sem_item_optimizer::worklist_pop): Use heap.
1078 (sem_item_optimizer::process_cong_reduction): Likewise.
1079 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
1081 2019-06-04 Martin Liska <mliska@suse.cz>
1083 * ipa-icf.h (struct sem_usage_pair_hash): New.
1084 (sem_usage_pair_hash::hash): Likewise.
1085 (sem_usage_pair_hash::equal): Likewise.
1086 (struct sem_usage_hash): Likewise.
1087 * ipa-icf.c (sem_item::sem_item): Initialize
1088 referenced_by_count.
1089 (sem_item::add_reference): Register a reference
1090 in ref_map and not in target->usages.
1091 (sem_item::setup): Remove initialization of
1093 (sem_item::~sem_item): Remove usage of dead vectors.
1094 (sem_item::dump): Remove dump of references.
1095 (sem_item_optimizer::sem_item_optimizer): Initialize
1097 (sem_item_optimizer::read_section): Remove useless
1099 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
1100 (sem_item_optimizer::build_graph): Pass m_references
1102 (sem_item_optimizer::verify_classes): Remove usage of dead
1104 (sem_item_optimizer::traverse_congruence_split): Return true
1105 when a class is split.
1106 (sem_item_optimizer::do_congruence_step_for_index): Use
1107 hash_map for look up of (sem_item *, index). That brings
1108 significant speed up.
1109 (sem_item_optimizer::do_congruence_step): Return true
1110 when a split is done.
1111 (congruence_class::is_class_used): Use referenced_by_count.
1113 2019-06-04 Alan Modra <amodra@gmail.com>
1116 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
1119 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1121 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
1122 * config/rs6000/rs6000.c (direct_move_p): Adjust.
1123 (rs6000_secondary_reload_simple_move): Adjust.
1124 (rs6000_opt_masks): Neuter the "mfpgpr" option.
1125 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
1126 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
1129 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
1130 (floatunssi<mode>2_lfiwzx): Adjust.
1131 (fix_trunc<mode>si2_stfiwx): Adjust.
1132 (fixuns_trunc<mode>si2_stfiwx): Adjust.
1133 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
1134 (mfpgpr): Mark as deprecated.
1135 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
1136 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
1137 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
1139 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
1141 * config/rs6000/constraints.md (define_register_constraint "wg"):
1143 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1144 RS6000_CONSTRAINT_wg.
1145 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1146 (rs6000_init_hard_regno_mode_ok): Adjust.
1147 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
1148 Delete "wg" alternatives.
1149 * doc/md.texi (Machine Constraints): Adjust.
1151 2019-06-03 Alan Modra <amodra@gmail.com>
1153 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
1154 (get_uncond_jump_length): Assert length less than INT_MAX and
1157 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1160 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
1162 (expand_builtin_nonlocal_goto): Likewise.
1164 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
1166 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
1167 (aarch64_asm_output_external): Declare.
1168 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
1169 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
1170 (aarch64_asm_output_alias): New.
1171 (aarch64_asm_output_external): New.
1172 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
1173 (ASM_OUTPUT_EXTERNAL): Define.
1175 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
1176 * tree-vrp.h (value_range_base::nonzero_p): New.
1177 (value_range_base::set_nonnull): Rename to...
1178 (value_range_base::set_nonzero): ...this.
1179 (value_range_base::set_null): Rename to...
1180 (value_range_base::set_zero): ...this.
1181 (value_range::set_nonnull): Remove.
1182 (value_range::set_null): Remove.
1183 * tree-vrp.c (range_is_null): Remove.
1184 (range_is_nonnull): Remove.
1185 (extract_range_from_binary_expr): Use value_range_base::*zero_p
1186 instead of range_is_*null.
1187 (extract_range_from_unary_expr): Same.
1188 (value_range_base::set_nonnull): Rename to...
1189 (value_range_base::set_nonzero): ...this.
1190 (value_range::set_nonnull): Remove.
1191 (value_range_base::set_null): Rename to...
1192 (value_range_base::set_zero): ...this.
1193 (value_range::set_null): Remove.
1194 (extract_range_from_binary_expr): Rename set_*null uses to
1196 (extract_range_from_unary_expr): Same.
1197 (union_helper): Same.
1198 * vr-values.c (get_value_range): Use set_*zero instead of
1200 (vr_values::extract_range_from_binary_expr): Same.
1201 (vr_values::extract_range_basic): Same.
1203 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1206 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1208 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1210 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1211 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1212 (aarch64_<su>abd<mode>_3): ... This.
1213 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1215 2019-06-03 Richard Biener <rguenther@suse.de>
1217 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1218 full reference tree and record in ref->ref.
1219 (vn_reference_lookup_3): Pass in original ref to
1220 ao_ref_init_from_vn_reference.
1221 (vn_reference_lookup): Likewise.
1222 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1223 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1224 Handle non-decl bases in the original reference.
1226 2019-06-03 Martin Liska <mliska@suse.cz>
1228 * doc/generic.texi: Remove Java Trees.
1230 2019-06-03 Martin Liska <mliska@suse.cz>
1232 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1233 returns 0 when operands are equal.
1235 2019-06-03 Richard Biener <rguenther@suse.de>
1237 PR tree-optimization/90716
1238 * tree-loop-distribution.c (destroy_loop): Process blocks in
1241 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1244 * vector-builder.h (vector_builder::count_dups): New method.
1245 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1247 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1248 (vec_init<mode><Vel>): New pattern.
1249 * config/aarch64/aarch64.c (emit_insr): New function.
1250 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1251 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1252 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1253 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1255 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1257 PR tree-optimization/90681
1258 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1259 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1260 special case for SLP, but fail on non-groupped loads.
1262 2019-06-03 Martin Liska <mliska@suse.cz>
1264 * cfg.c (debug): Use TDF_DETAILS for debug and
1265 print edge info only once.
1267 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1270 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1272 2019-06-01 Martin Sebor <msebor@redhat.com>
1275 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1277 2019-05-31 Jan Hubicka <jh@suse.cz>
1279 * alias.c: Include ipa-utils.h.
1280 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1281 * ipa-devirt.c (prevailing_odr_type): New.
1282 * ipa-utils.h (previaling_odr_type): Declare.
1284 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1285 Hongtao Liu <hongtao.liu@intel.com>
1288 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1289 NOTE_INSN_DELETED_LABEL check.
1291 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1292 Robert Suchanek <robert.suchanek@mips.com>
1294 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1295 and 3rd operands of the fmadd/fmsub/maddv builtin.
1297 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1299 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1300 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1301 on OMP_SIMD if not nested inside of worksharing loop that also has
1302 lastprivate conditional clause for the same decl.
1303 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1304 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1306 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1308 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1310 (lower_lastprivate_clauses): Likewise.
1311 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1312 calling lower_rec_input_clauses.
1313 (lower_omp_for): Likewise.
1314 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1315 clause on simd construct.
1316 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1317 OMP_CLAUSE__CONDTEMP_ clause is present.
1319 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1322 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1325 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1326 TEX_D32, TEX_D64 or TEX_D128.
1328 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1330 * match.pd (~(vec?cst1:cst2)): New transformation.
1332 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1334 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1335 ((size_t)(A /[ex] B) CMP C): New transformation.
1337 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1339 * doc/md.texi: Document define_insn_and_rewrite.
1340 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1341 * gensupport.c (queue_elem): Update comment.
1342 (replace_operands_with_dups): New function.
1343 (gen_rewrite_sequence): Likewise.
1344 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1345 * read-rtl.c (apply_subst_iterator): Likewise.
1346 (add_condition_to_rtx, named_rtx_p): Likewise.
1347 (rtx_reader::read_rtx_operand): Likewise.
1348 * config/aarch64/aarch64-sve.md
1349 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1350 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1351 define_insn_and_rewrite.
1352 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1353 Remove separate define_split.
1355 2019-05-31 Jan Hubicka <jh@suse.cz>
1357 * tree-ssa-alias.c (type_has_components_p): New function.
1358 (aliasing_component_refs_p): Use it.
1360 2019-05-31 Martin Liska <mliska@suse.cz>
1362 * gdbhooks.py: Add const_tree to TreePrinter.
1364 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1367 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1368 * doc/invoke.texi (Debugging Options): Document new default of
1369 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1371 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1373 PR tree-optimization/90671
1374 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1375 template_block used to be empty on the first call, don't use
1376 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1377 seq with bb_seq and set it with set_bb_seq.
1379 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1381 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1383 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1384 Michael Meissner <meissner@linux.ibm.com>
1386 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1387 (prefixed_mem_operand): Likewise.
1388 (non_prefixed_mem_operand): Likewise.
1389 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1391 * config/rs6000/rs6000.c (print_operand_address): Handle
1392 PC-relative addresses.
1393 (mode_supports_prefixed_address_p): New function.
1394 (rs6000_prefixed_address): New function.
1395 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1396 (SYMBOL_REF_PCREL_P): Likewise.
1398 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1400 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1401 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1402 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1403 is nested inside of parallel region, add _condtemp_ clause to both.
1404 * tree-nested.c (convert_nonlocal_omp_clauses,
1405 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1407 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1409 * omp-general.c (omp_extract_for_data): Compute it.
1410 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1411 (lower_rec_input_clauses): Likewise.
1412 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1413 clause is already present, just add one further one after it.
1414 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1415 (lower_send_shared_vars): Clear _condtemp_ vars.
1416 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1417 or section or taskgroup.
1418 * omp-expand.c (determine_parallel_type): Disallow combining only if
1419 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1420 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1421 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1422 expand_omp_for_static_chunk, expand_omp_for): Use
1423 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1424 determine if a special set of API routines are needed and if condtemp
1425 needs to be initialized, while always initialize cond_var if
1426 fd->lastprivate_conditional is non-zero.
1428 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1429 Michael Meissner <meissner@linux.ibm.com>
1431 * config/rs6000/constraints.md (eI): New constraint.
1432 * config/rs6000/predicates.md (cint34_operand): New predicate.
1433 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1434 (SIGNED_34BIT_OFFSET_P): Likewise.
1435 * doc/md.texi (eI): Document constraint.
1437 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1439 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1441 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1442 Michael Meissner <meissner@linux.ibm.com>
1444 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1445 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1446 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1447 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1448 (OTHER_FUTURE_MASKS): Likewise.
1449 (POWERPC_MASKS): Likewise.
1450 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1451 specified without -mprefixed-addr or -mcpu=future. Error if
1452 -mprefixed-addr is specified without -mcpu=future.
1453 (rs6000_opt_masks): Add entry for prefixed-addr.
1454 * rs6000.opt (mprefixed-addr): New option.
1456 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1458 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1459 cfun->is_thunk check.
1461 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1463 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1466 2019-05-30 Martin Liska <mliska@suse.cz>
1468 * gdbinit.in: Fix 'ptc' command. Add trt
1469 that prints TREE_TYPE($).
1471 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1472 Alan Modra <amodra@gmail.com>
1474 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1476 (rs6000_indirect_call_template_1): ...and here.
1477 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1478 plt16_ha, plt16_lo, mtctr indirect calls. Use
1480 (rs6000_decl_ok_for_sibcall): New function.
1481 (rs6000_function_ok_for_sibcall): Refactor.
1482 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1483 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1484 when pcrel. Reorganize.
1485 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1486 * rs6000.h (rs6000_pltseq_enum): New enum.
1487 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1488 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1489 (*pltseq_plt16_ha): Likewise.
1490 (*pltseq_plt16_lo): Likewise.
1491 (*pltseq_mtctr): Likewise.
1492 (*pltseq_plt_pcrel): New insn.
1493 (*call_local_aix): Handle @notoc calls.
1494 (*call_value_local_aix): Likewise.
1495 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1496 (*call_value_nonlocal_aix): Likewise.
1497 (*call_indirect_pcrel): New insn.
1498 (*call_value_indirect_pcrel): Likewise.
1501 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1503 * config/i386/sse.md (*save_multiple<mode>): Rename from
1504 save_multiple<mode>.
1505 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1506 (*restore_multiple_and_return<mode>): Rename from
1507 restore_multiple_and_return<mode>.
1508 (*restore_multiple_leave_return<mode>): Rename from
1509 restore_multiple_leave_return<mode>.
1511 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1513 * config.gcc (rx-*-linux*): New target.
1514 * config/rx/elf.opt: New file.
1515 * config/rx/linux.h: Likewise.
1516 * config/rx/t-linux: Likewise.
1517 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1519 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1520 (ASM_APP_OFF): Likewise.
1521 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1524 2019-05-29 Jan Hubicka <jh@suse.cz>
1526 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1527 variants are pointer equivalent.
1529 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1531 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1532 * config/aarch64/aarch64-sve2.md: New file.
1533 (<u>avg<mode>3_floor): New pattern.
1534 (<u>avg<mode>3_ceil): Likewise.
1535 (*<sur>h<addsub><mode>): Likewise.
1536 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1537 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1539 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1542 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1543 for var_opt_string printing. In cl_optimization_print_diff, print
1544 (null) instead of invoking undefined behavior if one of the
1545 var_opt_string pointers is NULL and use && instead of first || in the
1546 guarding condition. For var_target_other options, handle const char *
1547 target variables similarly to const char * optimize node variables.
1549 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1551 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1552 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1553 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1554 Add autib1716 and pacib1716 initialisation.
1555 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1556 for autib1716 and pacib1716.
1557 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1558 aarch64_post_cfi_startproc): Define.
1559 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1560 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1561 aarch64_handle_pac_ret_protection): Set default sign key to A.
1562 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1563 aarch64_expand_prologue): Add check for b-key.
1564 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1565 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1566 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1567 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1568 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1569 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1570 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1571 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1572 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1573 pauth_hint_num_a with pauth_hint_num.
1574 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1575 pauth_hint_num_a with pauth_hint_num.
1576 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1577 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1578 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1579 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1580 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1581 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1582 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1583 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1584 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1585 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1586 UNSPEC_AUTIA1716 respectively.
1587 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1588 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1589 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1590 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1591 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1593 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1595 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1596 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1597 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1598 explicit clause on combined parallel into implicit shared clause.
1599 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1600 and firstprivate if the decl has one too from combined parallel to
1601 the worksharing construct.
1603 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1604 Michael Meissner <meissner@linux.ibm.com>
1606 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1608 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1610 * rtl.h (LABEL_REF_P): New #define.
1612 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1614 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1616 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1618 * internal-fn.c: Marked mask_load_direct as vectorizable.
1619 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1620 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1621 combined even if masks different with allow_slp_p param.
1622 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1623 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1624 dissolve SLP-only vectorizable groups when SLP has been discarded.
1625 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1626 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1628 (vect_build_slp_tree_1): Fixed comment typo.
1629 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1630 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1632 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1634 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1636 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1638 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1639 Remove obsolete use_thunk reference.
1640 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1641 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1642 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1643 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1644 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1645 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1646 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1647 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1648 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1650 2019-05-28 Nathan Sidwell <nathan@acm.org>
1652 * tree.h (IDENTIFIER_ANON_P): New.
1653 (anon_aggrname_format, anon_aggname_p): Don't declare.
1654 (make_anon_name): Declare.
1655 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1656 (hash_tree): Likewise.
1657 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1658 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1659 (anon_cnt, make_anon_name): New.
1661 2019-05-28 Martin Liska <mliska@suse.cz>
1664 * opts-global.c (decode_options): Print help for all
1665 help_option_arguments.
1666 * opts.c (print_help): Add new argument.
1667 (common_handle_option): Remember all values into
1668 help_option_arguments.
1669 * opts.h (print_help): Add new argument.
1671 2019-05-28 Martin Liska <mliska@suse.cz>
1674 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1675 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1676 (func_checker::compare_bb): Call compare_loops.
1678 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1680 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1681 on sections construct.
1682 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1684 (lower_omp_sections): Handle lastprivate conditional.
1685 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1686 lastprivate_conditional_map.
1687 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1689 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1690 critical, taskgroup and section regions when looking for a region
1691 with non-NULL lastprivate_conditional_map.
1693 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1695 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1696 (*ix86_gen_sub3): Ditto.
1697 (*ix86_gen_sub3_carry): Ditto.
1698 (*ix86_gen_one_cmpl2): Ditto.
1699 (*ix86_gen_andsp): Ditto.
1700 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1701 (gen_and2_insn): New static function.
1702 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1703 Use gen_add3_insn instead of ix86_gen_add3.
1704 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1705 instead of ix86_gen_add3.
1706 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1707 Use gen_sub3_insn instead of ix86_gen_sub3.
1708 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1709 instead of ix86_gen_add3.
1710 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1711 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1712 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1713 * config/i386/i386-options.c (ix86_option_override_internal):
1714 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1715 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1717 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1719 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1720 and DW_OP_GNU_const_index opcodes.
1722 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1724 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1726 2019-05-27 Richard Biener <rguenther@suse.de>
1728 PR tree-optimization/90637
1729 * tree-ssa-sink.c (statement_sink_location): Honor the
1730 computed sink location for single-uses.
1732 2019-05-27 Richard Biener <rguenther@suse.de>
1735 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1738 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.md (@sub<mode>3_carry): Rename
1741 from sub<mode>3_carry.
1742 (@leave_<mode>): New expander.
1743 (*leave): Rename from leave.
1744 (*leave_rex64): Rename from leave_rex64.
1745 (@monitorx_<mode>): Rename from monitorx_<mode>.
1746 (@clzero_<mode>): Rename from clzero_<mode>.
1747 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1748 from sse3_monitor_<mode>.
1749 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1750 (*ix86_gen_leave): Ditto.
1751 (*ix86_gen_monitor): Ditto.
1752 (*ix86_gen_monitorx): Ditto.
1753 (*ix86_gen_clzero): Ditto.
1754 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1755 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1756 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1757 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1758 Use gen_sse3_monitor instead of ix86_gen_monitor.
1759 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1760 instead of ix86_gen_monitorx.
1761 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1762 instead of ix86_gen_clzero.
1763 * config/i386/i386-options.c (ix86_option_override_internal):
1764 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1765 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1767 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1769 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1770 Rename from tls_global_dynamic_64_<mode>.
1771 (@tls_local_dynamic_base_64_<mode>): Rename from
1772 tls_local_dynamic_base_64_<mode>.
1773 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1774 Remove indirect function.
1775 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1776 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1777 instead of ix86_gen_tls_global_dynamic_64.
1778 Use gen_tls_local_dynamic_base_64 instead of
1779 ix86_gen_tls_local_dynamic_base_64.
1780 * config/i386/i386-options.c (ix86_option_override_internal):
1781 Do not initialize ix86_gen_tls_global_dynamic_64 and
1782 ix86_gen_tls_local_dynamic_base_64.
1784 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1786 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1787 Rename from pro_epilogue_adjust_stack_<mode>_add.
1788 (@pro_epilogue_adjust_stack_sub_<mode>)
1789 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1790 (@allocate_stack_worker_probe_<mode>):
1791 Rename from allocate_stack_worker_probe_<mode>.
1792 (allocate_stack): Use gen_allocate_stack_worker_probe.
1793 (probe_stack): Use gen_probe_stack_1.
1794 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1795 (@adjust_stack_and_probe_<mode>): Rename from
1796 adjust_stack_and_probe<mode>.
1797 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1798 (stack_protect_set): Use gen_stack_protect_set_1.
1799 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1800 (stack_protect_test): Use gen_stack_protect_test_1.
1801 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1802 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1803 Remove indirect function.
1804 (*ix86_gen_adjust_stack_and_probe): Ditto.
1805 (*ix86_gen_probe_stack_range): Ditto.
1806 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1807 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1808 (ix86_adjust_stack_and_probe_stack_clash): Use
1809 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1810 (ix86_adjust_stack_and_probe): Ditto.
1811 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1812 of ix86_gen_probe_stack_range.
1813 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1814 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1815 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1816 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1817 CODE_FOR_stack_protect_test_{si,di}.
1818 * config/i386/i386-options.c (ix86_option_override_internal):
1819 Do not initialize ix86_gen_allocate_stack_worker,
1820 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1822 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1824 * doc/invoke.texi (Link Options): Many editorial changes around
1827 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1829 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1830 pre-Solaris 11 referene and most Studio compiler details.
1832 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1835 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1836 DImode to SImode in floating-point registers on 64-bit target.
1837 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1838 register_operand in xmpyu patterns.
1840 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1842 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1843 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1844 OMP_CLAUSE__REDUCTEMP_.
1845 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1846 OMP_CLAUSE__CONDTEMP_.
1847 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1848 * tree-pretty-print.c (dump_omp_clause): Likewise.
1849 * tree-nested.c (convert_nonlocal_omp_clauses,
1850 convert_local_omp_clauses): Likewise.
1851 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1852 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1853 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1855 (gimplify_omp_for): Warn and disable conditional modifier from
1856 lastprivate on loop iterators.
1857 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1859 * omp-general.c (omp_extract_for_data): Initialize it.
1860 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1862 (delete_omp_context): Delete it.
1863 (lower_lastprivate_conditional_clauses): New function.
1864 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1865 handle lastprivate conditional clauses.
1866 (lower_reduction_clauses): Add CLIST argument, emit it into
1867 the critical section if any.
1868 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1869 lower_reduction_clauses callers.
1870 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1871 to lower_lastprivate_clauses.
1872 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1873 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1874 clist into a critical section if not emitted there already by
1875 lower_reduction_clauses.
1876 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1878 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1879 conditional variables.
1880 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1882 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1883 expand_omp_for_static_chunk): Handle lastprivate conditional.
1884 (expand_omp_for): Handle fd.lastprivate_conditional like
1887 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1889 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1890 kernel does not exit cleanly.
1891 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1893 2019-05-24 Jason Merrill <jason@redhat.com>
1896 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1898 2019-05-24 Richard Biener <rguenther@suse.de>
1901 * tree-loop-distribution.c (struct partition): Add location
1903 (partition_alloc): Initialize all fields.
1904 (generate_memset_builtin): Use the location recorded in the
1905 partition for the generated call.
1906 (generate_memcpy_builtin): Likewise.
1907 (classify_partition): Record the location of a single store
1908 as location for the partition.
1910 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1912 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1915 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1918 * common/config/aarch64/aarch64-common.c
1919 (aarch64_rewrite_selected_cpu): Change local temporary variable
1920 type from unsigned long to uint64_t.
1921 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1922 aarch64_get_extension_string_for_isa_flags): Change declaration to
1923 match new definition by replacing unsigned long with uint64_t.
1925 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1928 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1929 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1930 Handle stack_protect_test_<mode> codegen similarly to corresponding
1933 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1935 * config/i386/darwin.h: Reject -mfentry*.
1936 * doc/sourcebuild.texi: Document mfentry target support.
1938 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1940 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1941 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1942 false for PC-relative functions.
1943 (rs6000_output_function_prologue): Change called function name to
1944 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1945 name,1" for PC-relative functions.
1946 (rs6000_elf_declare_function_name): Change called function name to
1947 rs6000_global_entry_point_prologue_needed_p.
1949 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1952 * config/i386/i386.c (gen_rtx_cost):
1953 Use ix86_tune_cost instead of ix86_cost.
1955 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1956 Michael Meissner <meissner@linux.ibm.com>
1957 Segher Boessenkool <segher@kernel.crashing.org>
1959 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1961 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1962 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1963 (rs6000_fndecl_pcrel_p): Likewise.
1964 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1965 error if -mpcrel is requested without -mcpu=future.
1966 (rs6000_opt_masks): Add entry for pcrel.
1967 (rs6000_fndecl_pcrel_p): New function.
1968 (rs6000_pcrel_p): Likewise.
1969 * config/rs6000/rs6000.opt (mpcrel): New option.
1970 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1972 2019-05-23 Jan Hubicka <jh@suse.cz>
1973 Martin Liska <mliska@suse.cz>
1975 PR tree-optimization/90576
1976 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1978 (aliasing_component_refs_p): Fix three way size compare conditional;
1979 give up earlier in case we can not decide on equivalence.
1981 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1982 Michael Meissner <meissner@linux.ibm.com>
1983 Segher Boessenkool <segher@kernel.crashing.org>
1985 * config.gcc: Add future cpu.
1986 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1987 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1989 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1990 (RS6000_CPU): New instantiation for future cpu.
1991 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1993 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1994 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1995 * config/rs6000/rs6000-tables.opt: Regenerate.
1996 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1997 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1998 (rs6000_machine_from_flags): Handle future cpu.
1999 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
2000 PROCESSOR_POWER9 for now.
2001 (rs6000_adjust_cost): Likewise.
2002 (rs6000_issue_rate): Likewise.
2003 (rs6000_register_move_cost): Likewise.
2004 (rs6000_opt_masks): Add entry for future.
2005 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
2006 (MASK_FUTURE): New #define.
2007 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
2008 * config/rs6000/rs6000.opt (mfuture): New target option.
2009 * doc/invoke.texi (mcpu): Add future cpu.
2011 2019-05-23 Martin Liska <mliska@suse.cz>
2014 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
2015 operation points to a temporary (pointed via tree_to_wide_ref)
2016 that is out of scope after the &.
2018 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
2021 * doc/extend.texi (Function Names): Add missing word.
2023 2019-05-23 Richard Biener <rguenther@suse.de>
2025 PR tree-optimization/88440
2026 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
2028 * tree-loop-distribution.c (generate_memset_builtin): Fold the
2030 (generate_memcpy_builtin): Likewise.
2031 (distribute_loop): Pass in whether to only distribute patterns.
2032 (prepare_perfect_loop_nest): Also allow size optimization.
2033 (pass_loop_distribution::execute): When optimizing a loop
2034 nest for size allow pattern replacement.
2036 2019-05-23 Jakub Jelinek <jakub@redhat.com>
2039 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
2042 2019-05-23 Martin Liska <mliska@suse.cz>
2045 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
2046 expression similarly to gimplify_decl_expr.
2048 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2050 * cse.c (cse_dump_path): s/dump_file/f.
2052 2019-05-22 David Malcolm <dmalcolm@redhat.com>
2055 * diagnostic-format-json.cc: Include "selftest.h".
2056 (json_from_expanded_location): Only add "file" key for non-NULL
2058 (json_from_location_range): Don't add "start" and "finish"
2059 children if they are UNKNOWN_LOCATION.
2060 (selftest::test_unknown_location): New selftest.
2061 (selftest::test_bad_endpoints): New selftest.
2062 (selftest::diagnostic_format_json_cc_tests): New function.
2063 * json.cc (json::object::get): New function.
2064 (selftest::test_object_get): New selftest.
2065 (selftest::json_cc_tests): Call it.
2066 * json.h (json::object::get): New decl.
2067 * selftest-run-tests.c (selftest::run_tests): Call
2068 selftest::diagnostic_format_json_cc_tests.
2069 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
2072 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
2073 Andrew Stubbs <amd@codesourcery.com>
2075 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
2076 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
2077 (kernel): Rename to...
2078 (main_kernel): ... this.
2079 (load_image): Load _init_array and _fini_array kernels.
2080 (run): Add argument for kernel to run.
2081 (main): Run init_array_kernel before main_kernel, and
2082 fini_array_kernel after.
2083 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
2084 amdgpu_hsa_kernel attribute on functions.
2085 (gcn_disable_constructors): Delete.
2086 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
2087 * config/gcn/crt0.c (size_t): Define.
2088 (_init_array, _fini_array): New.
2089 (__preinit_array_start, __preinit_array_end,
2090 __init_array_start, __init_array_end,
2091 __fini_array_start, __fini_array_end): Declare weak references.
2093 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
2095 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
2097 2019-05-22 Jason Merrill <jason@redhat.com>
2099 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
2101 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
2104 * config/i386/i386-options.c (ix86_init_machine_status): Set
2105 stack_frame_required to true.
2106 * config/i386/i386.c (ix86_get_frame_size): New function.
2107 (ix86_frame_pointer_required): Replace get_frame_size with
2108 ix86_get_frame_size.
2109 (ix86_compute_frame_layout): Likewise.
2110 (ix86_find_max_used_stack_alignment): Changed to void. Set
2111 stack_frame_required.
2112 (ix86_finalize_stack_frame_flags): Always call
2113 ix86_find_max_used_stack_alignment. Replace get_frame_size with
2114 ix86_get_frame_size.
2115 * config/i386/i386.h (machine_function): Add stack_frame_required.
2117 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
2119 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
2121 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
2123 * common/config/aarch64/aarch64-common.c
2124 (struct aarch64_option_extension, struct processor_name_to_arch,
2125 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
2126 aarch64_contains_opt,
2127 aarch64_get_extension_string_for_isa_flags): Change type of
2128 variables storing flags to uint64_t.
2129 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
2130 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
2131 * config/aarch64/aarch64.c (struct processor,
2132 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
2133 aarch64_validate_march, aarch64_override_options,
2134 aarch64_option_print, aarch64_handle_attr_isa_flags,
2135 aarch64_declare_function_name, aarch64_start_file): Make flag
2137 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
2138 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
2139 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
2140 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
2141 * config/aarch64/driver-aarch64.c
2142 (struct aarch64_arch_extension, struct aarch64_core_data,
2143 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
2144 flag variables uint64_t.
2145 * doc/invoke.texi: Add documentation for new arguments.
2147 2019-05-22 Richard Biener <rguenther@suse.de>
2149 * alias.c (ao_ref_from_mem): Move stack-slot sharing
2151 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
2153 2019-05-22 Martin Liska <mliska@suse.cz>
2156 * doc/extend.texi: Document the change.
2158 2019-05-22 Richard Biener <rguenther@suse.de>
2160 PR tree-optimization/90450
2161 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
2162 (mem_ref_hasher::equal): Check it.
2163 (mem_ref_alloc): Initialize it.
2164 (gather_mem_refs_stmt): Set it.
2166 2019-05-22 Richard Biener <rguenther@suse.de>
2168 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
2170 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
2173 2019-05-22 Alan Modra <amodra@gmail.com>
2175 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
2176 (ASM_CPU_SPEC): Conditionally add -many.
2177 * config/rs6000/rs6000.c (rs6000_machine): New static var.
2178 (rs6000_machine_from_flags, emit_asm_machine): New functions..
2179 (rs6000_file_start): ..extracted from here, and modified to
2181 (rs6000_output_function_prologue): Emit .machine as necessary.
2182 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
2184 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
2185 added by check_vect_support_and_set_flags.
2186 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
2187 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
2189 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
2192 * ira-lives.c (process_bb_node_lives): Consider defs
2193 for a call insn to be die before the call, not after.
2195 * function.c (assign_parm_setup_block): Raise alignment of
2196 stacked parameter only for STRICT_ALIGNMENT targets.
2198 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2200 * config/rs6000/constraints.md (define_register_constraint "wz"):
2202 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2203 RS6000_CONSTRAINT_wz.
2204 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2205 (rs6000_init_hard_regno_mode_ok): Adjust.
2206 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2207 * doc/md.texi (Machine Constraints): Adjust.
2209 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2211 * config/rs6000/constraints.md (define_register_constraint "wl"):
2213 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2214 RS6000_CONSTRAINT_wl.
2215 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2216 (rs6000_init_hard_regno_mode_ok): Adjust.
2217 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2218 * doc/md.texi (Machine Constraints): Adjust.
2220 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2222 * config/rs6000/constraints.md (define_register_constraint "wm"):
2224 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2225 RS6000_CONSTRAINT_wm.
2226 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2227 (rs6000_init_hard_regno_mode_ok): Adjust.
2228 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2229 * doc/md.texi (Machine Constraints): Adjust.
2231 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2233 * config/rs6000/constraints.md (define_register_constraint "wk"):
2235 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2236 RS6000_CONSTRAINT_wk.
2237 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2238 (rs6000_init_hard_regno_mode_ok): Adjust.
2239 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2240 * doc/md.texi (Machine Constraints): Adjust.
2242 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2244 * config/rs6000/constraints.md (define_register_constraint "wj"):
2246 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2247 RS6000_CONSTRAINT_wj.
2248 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2249 (rs6000_init_hard_regno_mode_ok): Adjust.
2250 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2252 * config/rs6000/vsx.md: Ditto.
2253 * doc/md.texi (Machine Constraints): Adjust.
2255 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2257 * config/rs6000/constraints.md (define_register_constraint "wh"):
2259 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2260 RS6000_CONSTRAINT_wh.
2261 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2262 (rs6000_init_hard_regno_mode_ok): Adjust.
2263 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2264 * doc/md.texi (Machine Constraints): Adjust.
2266 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2269 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2270 Avoid calling gen_lowpart with CONST operand.
2272 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2274 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2275 field template_last_to_copy.
2276 (ssa_create_duplicates): Set it, and use it. Attempt to
2277 preserve more debug stmts.
2279 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2281 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2282 (signbit<mode>2): New expander
2284 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2287 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2288 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2290 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2292 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2293 %ebx and %ecx bafore calling cpuid with leaf 1 or
2294 non-constant leaf argument.
2296 2019-05-21 Alan Modra <amodra@gmail.com>
2299 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2300 power9 direct move cost.
2301 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2302 Correct comments and rename functions to suit parameters.
2304 2019-05-21 Richard Biener <rguenther@suse.de>
2307 * fold-const.c (fold_read_from_vector): New function.
2308 * fold-const.h (fold_read_from_vector): Declare.
2309 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2310 single-element insert permutations. Canonicalize selector
2311 further and fix issue with last commit.
2313 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2315 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2316 parameter with default value false to declaration.
2317 (split_edges_for_insertion): New inline function. Wrapper for
2318 split_critical_edges with for_edge_insertion_p = true.
2319 * tree-cfg.c (split_critical_edges): Don't split non-critical
2320 edges if for_edge_insertion_p is false. Fix whitespace.
2321 * tree-ssa-pre.c (pass_pre::execute): Call
2322 split_edges_for_insertion instead of split_critical_edges.
2323 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2324 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2325 (pass_data_sink_code): Update function name in the comment.
2327 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2329 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2330 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2331 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2332 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2335 2019-05-21 Martin Liska <mliska@suse.cz>
2337 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2339 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2340 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2342 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2344 (rs6000_function_arg): Likewise.
2345 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2346 (rs6000_expand_ternop_builtin): Use interval syntax.
2347 (get_element_number): Likewise.
2348 (altivec_expand_builtin): Likewise.
2349 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2353 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2357 * function.h (struct function): Add calls_eh_return member.
2358 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2359 gimplifying __builtin_eh_return call.
2360 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2362 (expand_call_inline): Or in src_cfun->calls_eh_return into
2363 dst_cfun->calls_eh_return.
2364 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2365 cfun->calls_eh_return.
2366 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2367 * lto-streamer-out.c (output_struct_function_base): Write
2370 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2372 PR rtl-optimization/43147
2373 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2374 IX86_BUILTIN_SHUFPD.
2376 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2378 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2379 (refs_may_alias_p_1): ... here; update stats.
2380 (refs_may_alias_p): Do not update stats here.
2382 2019-05-20 Richard Biener <rguenther@suse.de>
2384 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2385 doesn't produce pointers.
2386 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2387 the first operand points to.
2389 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2391 * tree-ssa-alias.c (compare_sizes): New function.
2392 (sompare_type_sizes): New function
2393 (aliasing_component_refs_p): Use it.
2394 (indirect_ref_may_alias_decl_p): Likewise.
2396 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2398 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2400 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2402 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2403 (LIBLSAN_EARLY_SPEC): Likewise.
2404 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2406 2019-05-20 Martin Liska <mliska@suse.cz>
2408 * config/i386/i386.c (ix86_libc_has_fast_function):
2409 Add ATTRIBUTE_UNUSED for the argument.
2411 2019-05-20 Richard Biener <rguenther@suse.de>
2413 * gimple-match-head.c: Include vec-perm-indices.h.
2414 * generic-match-head.c: Likewise.
2415 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2417 * fold-const.c (fold_vec_perm): Export.
2418 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2419 (match.pd): ...here.
2421 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2423 * cfgloop.h (struct loop): Add simdlen member.
2424 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2425 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2426 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2427 as new argument to autovectorize_vector_sizes target hook. If
2428 loop->simdlen, pick up vector size where the vectorization factor
2429 is equal to loop->simd, and if there is none, fall back to the first
2431 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2433 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2434 * omp-general.c (omp_max_vf): Likewise.
2435 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2436 * tree-vect-slp.c (vect_slp_bb): Likewise.
2437 * target.def (autovectorize_vector_sizes): Add ALL argument and
2439 * doc/tm.texi: Adjust documentation.
2440 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2441 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2442 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2444 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2445 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2446 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2447 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2448 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2449 preferred vector size is not 512-bit or 256-bit, just put those
2450 unpreferred ones last.
2452 2019-05-20 Martin Liska <mliska@suse.cz>
2454 * targhooks.c (default_libc_has_fast_function): New function.
2455 * targhooks.h (default_libc_has_fast_function): Likewise.
2457 2019-05-20 Martin Liska <mliska@suse.cz>
2460 * builtins.c (expand_builtin_memory_copy_args): When having a
2461 target with fast mempcpy implementation do now use memcpy.
2462 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2463 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2464 * doc/tm.texi: Likewise.
2465 * doc/tm.texi.in: Likewise.
2467 * expr.c (emit_block_move_hints): Add 2 new arguments.
2468 * expr.h (emit_block_move_hints): Bail out when libcall
2469 to memcpy would be used.
2471 2019-05-20 Martin Liska <mliska@suse.cz>
2473 * profile-count.c: Add vertical spacing in order
2474 to separate functions.
2475 * profile-count.h: Likewise.
2477 2019-05-20 Martin Liska <mliska@suse.cz>
2479 * profile-count.h: Do not use full qualified
2481 * profile-count.c (profile_count::to_frequency): Likewise.
2483 2019-05-20 Martin Liska <mliska@suse.cz>
2485 * profile-count.h (enum profile_quality): Use capital letters
2486 for enum value names. Use the adjusted names.
2487 * profile-count.c: Use the adjusted names.
2489 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2491 * config/rs6000/constraints.md (define_register_constraint "wH"):
2493 (define_register_constraint "wI"): Delete.
2494 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2495 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2496 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2497 (rs6000_init_hard_regno_mode_ok): Adjust.
2498 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2499 resp. "d", or with "wa" as appropriate, all with "p8v".
2500 * config/rs6000/vsx.md: Ditto.
2501 * doc/md.texi (Machine Constraints): Adjust.
2503 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2505 * config/rs6000/constraints.md (define_register_constraint "wy"):
2507 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2508 RS6000_CONSTRAINT_wy.
2509 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2510 (rs6000_init_hard_regno_mode_ok): Adjust.
2511 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2512 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2513 (define_mode_attr Fisa): New.
2514 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2515 * doc/md.texi (Machine Constraints): Adjust.
2517 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2519 * config/rs6000/constraints.md (define_register_constraint "wu"):
2521 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2522 RS6000_CONSTRAINT_wu.
2523 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2524 (rs6000_init_hard_regno_mode_ok): Adjust.
2525 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2527 (define_mode_attr Fa): Delete.
2528 * config/rs6000/vsx.md: Ditto.
2529 * doc/md.texi (Machine Constraints): Adjust.
2531 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2533 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2535 (define_register_constraint "wK"): Delete.
2536 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2537 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2538 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2539 (rs6000_init_hard_regno_mode_ok): Adjust.
2540 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2541 Replace "wK" constraint by "wH" with "p9v".
2542 * config/rs6000/vsx.md: Ditto.
2543 * doc/md.texi (Machine Constraints): Adjust.
2545 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2547 * config/rs6000/constraints.md (define_register_constraint "wb"):
2549 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2550 RS6000_CONSTRAINT_wb.
2551 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2552 (rs6000_init_hard_regno_mode_ok): Adjust.
2553 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2554 * config/rs6000/vsx.md: Ditto.
2555 * doc/md.texi (Machine Constraints): Adjust.
2557 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2559 * config/rs6000/constraints.md (define_register_constraint "wo"):
2561 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2562 RS6000_CONSTRAINT_wo.
2563 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2564 (rs6000_init_hard_regno_mode_ok): Adjust.
2565 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2566 * config/rs6000/altivec.md: Ditto.
2567 * doc/md.texi (Machine Constraints): Adjust.
2569 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2571 * config/darwin-c.c (darwin_register_objc_includes): Do not
2572 prepend the sysroot when building gnu-runtime header search
2575 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2577 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2578 instead of direct output of the asm.
2580 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2582 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2583 argument to be type bool (was int before).
2584 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2585 at first use. Use type bool for some variables. Fix a theoretical
2586 eh_return bug for svr4.
2588 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2590 * config/rs6000/rs6000.md (isa): New attribute.
2591 (enabled): New attribute.
2593 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2595 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2596 assemble_start_function and assemble_end_function.
2598 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2601 * omp-general.c (oacc_verify_routine_clauses): Change formal
2602 parameters. Add checking if already marked with an OpenACC
2603 'routine' directive. Adjust all users.
2606 * omp-general.c (oacc_build_routine_dims): Move some of its
2608 (oacc_verify_routine_clauses): ... this new function.
2609 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2611 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2613 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2614 formating of picbase labels to match other ports.
2616 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2618 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2619 in the generated code.
2621 2019-05-16 Martin Sebor <msebor@redhat.com>
2623 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2624 identifiers, keywords, operators, and types in diagnostics. Correct
2625 quoting, spelling, and sentence capitalization issues.
2626 (expand_builtin_atomic_is_lock_free): Same.
2627 (fold_builtin_next_arg): Same.
2628 * cfgexpand.c (expand_one_var): Same.
2629 (tree_conflicts_with_clobbers_p): Same.
2630 (expand_asm_stmt): Same.
2631 (verify_loop_structure): Same.
2632 * cgraphunit.c (process_function_and_variable_attributes): Same.
2633 * collect-utils.c (collect_execute): Same.
2634 * collect2.c (maybe_run_lto_and_relink): Same.
2635 (is_lto_object_file): Same.
2636 (scan_prog_file): Same.
2637 * convert.c (convert_to_real_1): Same.
2638 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2639 * except.c (verify_eh_tree): Same.
2640 * gcc.c (execute): Same.
2641 (eval_spec_function): Same.
2642 (run_attempt): Same.
2643 (driver::set_up_specs): Same.
2644 (compare_debug_auxbase_opt_spec_function): Same.
2645 * gcov-tool.c (unlink_gcda_file): Same.
2648 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2649 * gimplify.c (gimplify_asm_expr): Same.
2650 (gimplify_adjust_omp_clauses): Same.
2651 * hsa-gen.c (gen_hsa_addr_insns): Same.
2652 (gen_hsa_insns_for_load): Same.
2653 (gen_hsa_cmp_insn_from_gimple): Same.
2654 (gen_hsa_insns_for_operation_assignment): Same.
2655 (gen_get_level): Same.
2656 (gen_hsa_alloca): Same.
2657 (omp_simple_builtin::generate): Same.
2658 (gen_hsa_atomic_for_builtin): Same.
2659 (gen_hsa_insns_for_call): Same.
2660 * input.c (dump_location_info): Same.
2661 * ipa-devirt.c (compare_virtual_tables): Same.
2662 * ira.c (ira_setup_eliminable_regset): Same.
2663 * lra-assigns.c (lra_assign): Same.
2664 * lra-constraints.c (lra_constraints): Same.
2665 * lto-streamer-in.c (lto_input_mode_table): Same.
2666 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2667 (merge_and_complain): Same.
2668 (compile_offload_image): Same.
2669 (compile_images_for_offload_targets): Same.
2670 (debug_objcopy): Same.
2673 * opts.c (print_specific_help): Same.
2674 (parse_no_sanitize_attribute): Same.
2676 (handle_param): Same.
2677 * plugin.c (add_new_plugin): Same.
2678 (parse_plugin_arg_opt): Same.
2679 (try_init_one_plugin): Same.
2680 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2681 operators, and types in diagnostics. Correct quoting and spelling
2683 * read-rtl-function.c (parse_edge_flag_token): Same.
2684 (function_reader::parse_enum_value): Same.
2685 * reg-stack.c (check_asm_stack_operands): Same.
2686 * regcprop.c (validate_value_data): Same.
2687 * sched-rgn.c (make_pass_sched_fusion): Same.
2688 * stmt.c (check_unique_operand_names): Same.
2689 * targhooks.c (default_target_option_pragma_parse): Same.
2690 * tlink.c (recompile_files): Same.
2691 * toplev.c (process_options): Same.
2693 * trans-mem.c (diagnose_tm_1): Same.
2694 (ipa_tm_scan_irr_block): Same.
2695 (ipa_tm_diagnose_transaction): Same.
2696 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2697 format a tree code name in a diagnostic.
2698 (verify_types_in_gimple_min_lval): Same.
2699 (verify_types_in_gimple_reference): Same.
2700 (verify_gimple_call): Same.
2701 (verify_gimple_assign_unary): Same.
2702 (verify_gimple_assign_binary): Same.
2703 (verify_gimple_assign_ternary): Same.
2704 (verify_gimple_assign_single): Same.
2705 (verify_gimple_switch): Same.
2706 (verify_gimple_label): Same.
2707 (verify_gimple_phi): Same.
2708 (verify_gimple_in_seq): Same.
2709 (verify_eh_throw_stmt_node): Same.
2710 (collect_subblocks): Same.
2711 (gimple_verify_flow_info): Same.
2712 (do_warn_unused_result): Same.
2713 * tree-inline.c (expand_call_inline): Same.
2714 * tree-into-ssa.c (update_ssa): Same.
2715 * tree.c (tree_int_cst_elt_check_failed): Same.
2716 (tree_vec_elt_check_failed): Same.
2717 (omp_clause_operand_check_failed): Same.
2718 (verify_type_variant): Same.
2719 (verify_type): Same.
2720 * value-prof.c (verify_histograms): Same.
2721 * varasm.c (assemble_start_function): Same.
2723 2019-05-16 Martin Sebor <msebor@redhat.com>
2725 * config/i386/i386-expand.c (get_element_number): Quote keywords
2726 and other internal names in diagnostics. Adjust other diagnostic
2727 formatting issues noted by -Wformat-diag.
2728 * config/i386/i386-features.c
2729 (ix86_mangle_function_version_assembler_name): Same.
2730 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2731 * config/i386/i386.c (ix86_function_type_abi): Same.
2732 (ix86_function_ms_hook_prologue): Same.
2733 (classify_argument): Same.
2734 (ix86_expand_prologue): Same.
2735 (ix86_md_asm_adjust): Same.
2736 (ix86_memmodel_check): Same.
2738 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2740 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2741 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2744 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2747 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2748 intrinsics without SSE/SSE2/SSSE3.
2749 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2751 (*mmx_uavgv8qi3): Likewise.
2753 2019-05-17 Richard Biener <rguenther@suse.de>
2755 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2756 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2758 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2760 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2761 vec_sldw insn pattern.
2763 2019-05-17 Richard Biener <rguenther@suse.de>
2765 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2767 2019-05-17 Martin Liska <mliska@suse.cz>
2770 * toplev.c (output_stack_usage): With LTO and sanitizer it
2771 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2772 has no file location.
2774 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2777 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2778 sz0 is equal to sz1, instead return false in that case.
2780 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2781 has non-constant expression, force sctx.lane and use two
2782 argument IFN_GOMP_SIMD_LANE instead of single argument.
2783 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2784 two argument IFN_GOMP_SIMD_LANE without lhs.
2785 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2787 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2789 (LOOP_REQUIRES_VERSIONING): Or in
2790 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2791 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2793 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2794 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2795 from simd if clause if needed.
2797 2019-05-16 Richard Biener <rguenther@suse.de>
2799 * tree-affine.c (expr_to_aff_combination): New function split
2801 (tree_to_aff_combination): ... here.
2802 (aff_combination_expand): Avoid building a GENERIC tree.
2804 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2806 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2807 assemble_start_function and assemble_end_function calls.
2808 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2809 assemble_start_function and assemble_end_function.
2810 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2811 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2812 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2813 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2814 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2815 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2816 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2817 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2818 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2819 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2820 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2821 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2823 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2824 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2825 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2826 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2827 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2828 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2829 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2830 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2831 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2832 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2833 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2834 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2835 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2836 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2838 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2839 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2840 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2842 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2844 * tree-ssa-alias.c (alias_stats): Add
2845 aliasing_component_refs_p_may_alias and
2846 aliasing_component_refs_p_no_alias.
2847 (dump_alias_stats): Print aliasing_component_refs_p stats.
2848 (aliasing_component_refs_p): Update stats.
2850 2019-05-16 Martin Liska <mliska@suse.cz>
2853 * multiple_target.c (expand_target_clones): Do not allow
2854 target_clones being used with a symbol that is an alias.
2856 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2858 PR tree-optimization/90394
2859 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2860 positives rather than ICE for cases where (code2 == NE_EXPR
2861 && code1 == BIT_AND_EXPR).
2863 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2866 * tree-core.h (struct tree_decl_common): Document
2867 decl_nonshareable_flag for PARM_DECLs.
2868 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2869 * calls.c (expand_call): Don't try tail call if caller
2870 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2871 passed on the stack and callee needs to pass any arguments on the
2873 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2874 else if instead of series of mutually exclusive ifs. Handle
2875 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2876 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2878 * lto-streamer.h (LTO_major_version): Bump to 9.
2880 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2882 PR tree-optimization/90106
2883 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2884 new parameter as new internal function call, also move it to new
2886 (use_internal_fn): Pass internal function call to
2887 shrink_wrap_one_built_in_call_with_conds.
2889 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2891 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2893 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2894 safelen_int and set loop->dont_vectorize.
2896 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2899 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2901 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2903 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2904 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2905 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2908 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2911 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2912 define_insn_and_split to support SSE emulation.
2913 (*vec_extractv2sf_0): Likewise.
2914 (*vec_extractv2sf_1): Likewise.
2915 (*vec_extractv2si_0): Likewise.
2916 (*vec_extractv2si_1): Likewise.
2917 (*vec_extractv2si_zext_mem): Likewise.
2918 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2919 (vec_extractv2sf_1 splitter): Likewise.
2920 (vec_extractv2sfsf): Likewise.
2921 (vec_setv2si): Likewise.
2922 (vec_extractv2si_1 splitter): Likewise.
2923 (vec_extractv2sisi): Likewise.
2924 (vec_setv4hi): Likewise.
2925 (vec_extractv4hihi): Likewise.
2926 (vec_setv8qi): Likewise.
2927 (vec_extractv8qiqi): Likewise.
2928 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2929 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2930 (vec_extractv2sisi): Likewise.
2931 (vec_extractv4hihi): Likewise.
2932 (vec_extractv8qiqi): Likewise.
2933 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2934 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2935 (vec_initv2sisi): Likewise.
2936 (vec_initv4hihi): Likewise.
2937 (vec_initv8qiqi): Likewise.
2938 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2939 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2940 (vec_setv4hi): Likewise.
2941 (vec_setv8qi): Likewise.
2943 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2946 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2947 TARGET_MMX_WITH_SSE.
2948 (MMXMODE:*mov<mode>_internal): Likewise.
2949 (MMXMODE:movmisalign<mode>): Likewise.
2951 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2954 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2955 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2956 (sse2_cvtpd2pi): Ditto.
2957 (sse2_cvttpd2pi): Ditto.
2958 (*vec_concatv2sf_sse4_1): Ditto.
2959 (*vec_concatv2sf_sse): Ditto.
2960 (*vec_concatv2si_sse4_1): Ditto.
2961 (*vec_concatv2si): Ditto.
2962 (*vec_concatv4si_0): Ditto.
2963 (*vec_concatv2di_0): Ditto.
2965 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2968 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2970 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2973 * config/i386/sse.md (ssse3_palignrdi): Changed to
2974 define_insn_and_split to support SSE emulation.
2976 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2979 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2981 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2984 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2985 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2988 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2991 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2992 or TARGET_MMX_WITH_SSE.
2993 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2995 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2998 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
3000 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3003 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
3004 Changed to define_insn_and_split to support SSE emulation.
3006 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3009 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
3010 Changed to define_insn_and_split to support SSE emulation.
3012 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3015 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
3016 (*mmx_<emms>): This.
3017 (mmx_<emms>): New expander.
3019 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3022 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
3024 (*sse2_umulv1siv1di3): Add SSE2 emulation.
3026 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3029 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
3031 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3034 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
3036 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3039 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
3040 TARGET_MMX_WITH_SSE.
3041 (*mmx_uavgv4hi3): Add SSE emulation.
3043 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3046 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
3047 and TARGET_MMX_WITH_SSE.
3048 (*mmx_uavgv8qi3): Add SSE emulation.
3050 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3053 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
3054 maskmovdqu for __MMX_WITH_SSE__.
3056 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3059 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
3060 TARGET_MMX and TARGET_MMX_WITH_SSE.
3061 (*mmx_umulv4hi3_highpart): Add SSE emulation.
3063 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3066 * config/i386/mmx.md (mmx_pmovmskb): Changed to
3067 define_insn_and_split to support SSE emulation.
3069 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3072 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
3073 and TARGET_MMX_WITH_SSE.
3074 (mmx_<code>v8qi3): Likewise.
3075 (smaxmin:<code>v4hi3): New.
3076 (umaxmin:<code>v8qi3): Likewise.
3077 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
3078 (umaxmin:*mmx_<code>v8qi3): Likewise.
3080 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3083 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
3084 TARGET_MMX_WITH_SSE.
3085 (*mmx_pinsrw): Add SSE emulation.
3087 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3090 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
3092 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3095 * config/i386/sse.md (sse_cvtpi2ps): Changed to
3096 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
3099 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3102 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
3103 (sse_cvttps2pi): Likewise.
3105 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3108 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
3109 TARGET_MMX_WITH_SSE.
3110 (mmx_pshufw_1): Add SSE emulation.
3111 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
3112 TARGET_MMX_WITH_SSE to support SSE emulation.
3114 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3117 * config/i386/constraints.md (Yw): New constraint.
3118 * config/i386/mmx.md (*vec_dupv2si): Changed to
3119 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
3120 support SSE emulation.
3122 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3125 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
3126 TARGET_MMX_WITH_SSE.
3127 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3129 (mmx_gt<mode>3): Likewise.
3131 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3134 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
3135 TARGET_MMX_WITH_SSE. Add SSE support.
3137 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3140 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
3141 TARGET_MMX_WITH_SSE.
3142 (any_logic:<code><mode>3): New.
3143 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
3146 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3149 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
3150 TARGET_MMX_WITH_SSE. Add SSE emulation.
3151 (mmx_<shift_insn><mode>3): Likewise.
3153 (<shift_insn><mode>3): Likewise.
3155 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3158 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
3159 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
3161 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3164 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
3165 TARGET_MMX_WITH_SSE.
3166 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
3169 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3172 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
3173 TARGET_MMX_WITH_SSE.
3175 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
3178 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3181 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
3182 (plusminus:mmx_<plusminus_insn><mode>3): Check
3183 TARGET_MMX_WITH_SSE.
3184 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
3185 (<plusminus_insn><mode>3): New.
3186 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
3187 (*mmx_<plusminus_insn><mode>3): Likewise.
3189 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3192 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
3193 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
3195 * config/i386/mmx.m (mmx_punpckhbw): Changed to
3196 define_insn_and_split to support SSE emulation.
3197 (mmx_punpcklbw): Likewise.
3198 (mmx_punpckhwd): Likewise.
3199 (mmx_punpcklwd): Likewise.
3200 (mmx_punpckhdq): Likewise.
3201 (mmx_punpckldq): Likewise.
3203 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3204 Uros Bizjak <ubizjak@gmail.com>
3207 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3209 (ix86_split_mmx_pack): Likewise.
3210 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3212 (ix86_split_mmx_pack): Likewise.
3213 * config/i386/i386.md (mmx_isa): New.
3214 (enabled): Also check mmx_isa.
3215 * config/i386/mmx.md (any_s_truncate): New code iterator.
3216 (s_trunsuffix): New code attr.
3217 (mmx_packsswb): Removed.
3218 (mmx_packssdw): Likewise.
3219 (mmx_packuswb): Likewise.
3220 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3221 MMX packsswb/packuswb with SSE2.
3222 (mmx_packssdw): Likewise.
3223 * config/i386/predicates.md (register_mmxmem_operand): New.
3225 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3228 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3229 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3230 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3231 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3232 (ix86_vector_mode_supported_p): Likewise.
3233 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3235 2019-05-15 Martin Liska <mliska@suse.cz>
3238 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3241 2019-05-15 Richard Biener <rguenther@suse.de>
3243 * tree-into-ssa.c (pass_build_ssa::execute): Run
3244 update_address_taken before going into SSA.
3246 2019-05-15 Richard Biener <rguenther@suse.de>
3248 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3249 as __BIT_FIELD_REF with type with -gimple.
3251 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3253 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3254 semantically equivalent branches (left over after prior refactorings).
3256 2019-05-15 Richard Biener <rguenther@suse.de>
3258 PR tree-optimization/88828
3259 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3262 2019-05-14 Richard Biener <rguenther@suse.de>
3264 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3265 as __VIEW_CONVERT with -gimple.
3267 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3270 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3273 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3275 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3276 define_split to become a define_insn_and_split.
3278 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3280 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3282 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3283 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3284 (sibcall_epilogue): Adjust.
3287 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3289 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3290 to unsupported ones.
3291 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3292 * config.host: Likewise.
3293 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3294 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3295 __svr4__]: Remove "brand" fallback.
3296 [!KSTAT_DATA_STRING]: Remove.
3297 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3299 (comdat_group): Likewise.
3300 (set_have_as_tls): Likewise.
3301 (gcc_cv_target_dl_iterate_phdr): Likewise.
3302 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3303 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3304 * configure: Regenerate.
3305 * doc/install.texi: Simplify Solaris target triplets.
3306 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3307 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3308 Remove Solaris 10 references.
3309 Remove obsolete Solaris bug reference.
3310 (Specific, sparc-sun-solaris2.10): Remove.
3312 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3314 * config/i386/i386.md (any_div): New code iterator.
3315 (paired_mod): New code attribute.
3316 (sgnprefix): Handle DIV and UDIV RTXes.
3318 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3319 and udivmod<mode>4 patterns using any_div code iterator.
3320 (divmod splitters): Macroize splitters using any_div code iterator.
3321 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3322 (*udivmodsi4_pow2_zext_2): Ditto.
3323 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3324 and *udivmod<mode>4_noext patterns using any_div code iterator.
3325 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3326 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3327 patterns using any_div code iterator.
3328 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3329 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3330 patterns using any_div code iterator.
3331 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3332 udivmodhiqi3 patterns using any_extend code iterator.
3334 2019-05-14 Richard Biener <rguenther@suse.de>
3335 H.J. Lu <hongjiu.lu@intel.com>
3337 PR tree-optimization/88828
3338 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3339 permuting in a single non-constant element not extracted
3342 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3344 * internal-fn.def (SIGNBIT): New.
3345 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3347 (signbitv4sf2): Likewise.
3349 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3352 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3353 next insn when the SRC reg is dead.
3355 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3357 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3358 (alloc_cand_and_find_basis): Ditto.
3359 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3360 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3361 (create_add_imm_cand, slsr_process_cast): Ditto.
3362 (slsr_process_copy, replace_mult_candidate): Ditto.
3363 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3364 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3365 (pass_strength_reduction::execute): Init the first NULL element.
3367 2019-05-13 Nathan Sidwell <nathan@acm.org>
3369 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3370 (run_attempt): Reformat line break.
3372 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3375 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3376 data registers in sibcall epilogues.
3377 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3379 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3382 * configure.ac (--enable-frame-pointer):
3383 Disable by default for cygwin and mingw.
3384 * configure: Regenerate.
3386 2019-05-13 Nathan Sidwell <nathan@acm.org>
3388 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3390 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3391 (gen_member_die): Move abstract origin check earlier. Only VARs
3392 can be static_inline_p. Simplify splicing control flow.
3394 2019-05-13 Richard Biener <rguenther@suse.de>
3396 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3398 (vect_build_slp_tree_1): Likewise.
3400 2019-05-13 Richard Biener <rguenther@suse.de>
3402 PR tree-optimization/90402
3403 * tree-if-conv.c (tree_if_conversion): Value number only
3404 the loop body by making the latch an exit of the region
3406 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3408 (do_rpo_vn): Deal with multiple edges into the entry block
3409 that are not backedges inside the region by skipping PHIs
3412 2019-05-13 Richard Biener <rguenther@suse.de>
3414 PR tree-optimization/90316
3415 * tree-ssa-pre.c (insert_aux): Fold into ...
3416 (insert): ... this function. Use a RPO walk to reduce the
3417 number of required iterations.
3419 2019-05-13 Martin Liska <mliska@suse.cz>
3421 PR tree-optimization/90416
3422 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3423 string instead of passing the second part as va_arg argument.
3425 2019-05-13 Martin Liska <mliska@suse.cz>
3427 PR gcov-profile/90380
3428 * gcov.c (handle_cycle): Do not support zero cycle count,
3429 it should not be possible.
3430 (path_contains_zero_cycle_arc): New function.
3431 (circuit): Ignore zero cycle arc counts.
3433 2019-05-13 Martin Liska <mliska@suse.cz>
3435 PR gcov-profile/90380
3436 * gcov.c (enum loop_type): Remove the enum and
3438 (handle_cycle): Assert that we should not reach
3440 (circuit): Use loop_found instead of a tri-state loop_type.
3441 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3444 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3447 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3448 (ix86_output_indirect_branch_via_reg): Use output mechanism
3449 accounting for __USER_LABEL_PREFIX__.
3450 (ix86_output_indirect_branch_via_push): Likewise.
3451 (ix86_output_function_return): Likewise.
3452 (ix86_output_indirect_function_return): Likewise.
3454 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3456 * doc/md.texi: Document use of code attributes in rtx patterns.
3457 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3458 * read-rtl.c (find_code): Split out search loops into...
3459 (maybe_find_code): ...this new function.
3460 (check_code_iterator): Make the error message more informative.
3461 (check_code_attribute): New function.
3462 (rtx_reader::rtx_alloc_for_name): Likewise.
3463 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3464 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3465 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3466 <max_opp> directly as an rtx code instead of via a match_operator.
3467 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3468 (<su>abd<mode>_3): Update accordingly.
3470 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3472 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3473 is given, print the state of the EH "save world" computation for
3476 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3479 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3480 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3482 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3484 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3485 Use pinsrd for TARGET_SSE4_1.
3486 * config/i386/sse.md (movdi_to_sse): Ditto.
3488 2019-05-10 Richard Biener <rguenther@suse.de>
3490 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3491 (do_rpo_vn): Initialize next_value_id.
3493 2019-05-10 Martin Liska <mliska@suse.cz>
3495 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3498 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3500 PR tree-optimization/90385
3501 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3502 arguments of the exit phis.
3505 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3506 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3508 (copy_tree_body_r): Likewise.
3509 (copy_fn): Set id.do_not_fold to true.
3511 2019-05-10 Martin Liska <mliska@suse.cz>
3513 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3514 Reapply changes from r269790.
3516 2019-05-10 Martin Liska <mliska@suse.cz>
3519 * doc/invoke.texi: New params.
3520 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3521 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3522 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3524 * tree-switch-conversion.h (struct jump_table_cluster):
3527 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3529 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3531 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3533 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3535 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3537 PR rtl-optimization/88879
3538 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3540 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3543 * config/arm/arm.c (callee_saved_reg_p): Move before
3544 thumb_find_work_register.
3545 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3546 thumb_find_work_register. Only call df_get_live_out once.
3547 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3548 (thumb_find_work_register): Use
3549 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3550 algorithms to locate a spare call clobbered reg.
3552 2019-05-09 Martin Liska <mliska@suse.cz>
3554 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3555 and MAX_EXPR in GIMPLE FE format.
3557 2019-05-09 Martin Liska <mliska@suse.cz>
3559 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3560 * gimple-pretty-print.c (dump_gimple_bb_header):
3562 (pp_cfg_jump): Dump edge probability.
3563 * profile-count.c (profile_quality_as_string): Simplify
3564 with a static array.
3565 (parse_profile_quality): New function.
3566 (profile_count::dump): Simplify with a static array.
3567 (profile_count::from_gcov_type): Add new argument.
3568 * profile-count.h (parse_profile_quality): Likewise.
3569 * predict.h (set_hot_bb_threshold): New.
3570 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3572 * predict.c (get_hot_bb_threshold): Set from the new param.
3573 (set_hot_bb_threshold): New.
3575 2019-05-09 Richard Biener <rguenther@suse.de>
3577 PR tree-optimization/90395
3578 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3579 rewrite vector stores that throw internally.
3581 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3583 * cif-code.def (CHKP): Remove.
3586 * configure.ac (--enable-frame-pointer): Disable by default for
3588 * configure: Regenerate.
3590 2019-05-09 Alan Modra <amodra@gmail.com>
3593 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3594 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3595 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3596 cost for general <-> vsx when direct moves are available.
3597 Cost union classes at minimal cost for any reg in the class.
3598 Correct calculation for moves between vsx, float, and altivec.
3599 Don't return a low cost for moves between special regs. Don't
3600 use hard coded register numbers.
3601 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3602 (rs6000_ira_change_pseudo_allocno_class): New function.
3603 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3604 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3606 (movsi_internal1): Don't disparage vector alternatives.
3607 (mov<mode>_internal): Likewise, excepting alternative that
3609 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3610 we <- b alternative.
3612 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3615 PR tree-optimization/89060
3616 * tree-ssa-live.h (live_vars_map): New typedef.
3617 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3618 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3619 (struct compute_live_vars_data): New type.
3620 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3621 live_vars_at_stmt, destroy_live_vars): New functions.
3622 * tree-tailcall.c: Include tree-ssa-live.h.
3623 (live_vars, live_vars_vec): New global variables.
3624 (find_tail_calls): Perform variable life analysis before punting.
3625 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3626 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3628 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3629 Perform variable life analysis to select variables that really need
3631 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3632 instead set id->eh_landing_pad_dest and assert it is the same.
3633 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3635 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3636 Richard Earnshaw <rearnsha@arm.com>
3639 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3641 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3642 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3643 register if both the epilogue and prologue can use call-clobbered
3645 (thumb1_unexpanded_epilogue): Use
3646 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3647 picking temporaries for restoring high regs to match that of the
3648 prologue where possible.
3649 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3650 the list of work registers. Detect if the return address is still live
3651 at the end of the prologue and avoid using it for a work register if so.
3652 If the return address is not live, add LR to the list of pushable regs
3653 after the first pass.
3655 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3657 PR tree-optimization/90078
3658 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3659 (INFTY): Increase the value for infinite cost.
3660 (struct comp_cost): Promote type of members to int64_t.
3661 (infinite_cost): Don't set complexity in initialization.
3662 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3663 overflows to infinite_cost.
3664 (adjust_setup_cost): Promote type of parameter and cost computation
3666 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3668 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3669 cost computation to int64_t.
3670 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3671 int64_t's format specifier in dump.
3673 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3675 PR tree-optimization/90240
3676 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3677 with respect to scaling factor pre-computed for each basic block.
3678 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3679 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3680 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3681 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3682 live range for array of loop's basic blocks. Cleanup aux field of
3683 loop's basic blocks.
3685 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3687 PR tree-optimization/90356
3688 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3690 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3692 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3693 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3694 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3695 (ix86_handle_option): Handle -mavx512bf16.
3696 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3698 * config/i386/avx512bf16vlintrin.h: New.
3699 * config/i386/avx512bf16intrin.h: New.
3700 * config/i386/cpuid.h (bit_AVX512BF16): New.
3701 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3702 * config/i386/i386-builtin-types.def: Add new types.
3703 * config/i386/i386-builtin.def: Add new builtins.
3704 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3706 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3707 (ix86_option_override_internal): Handle BF16.
3708 (ix86_valid_target_attribute_inner_p): Ditto.
3709 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3710 * config/i386/i386-builtin.c (enum processor_features): Add
3712 (static const _isa_names_table isa_names_table): Ditto.
3713 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3714 (PTA_AVX512BF16): Ditto.
3715 * config/i386/i386.opt: Add -mavx512bf16.
3716 * config/i386/immintrin.h: Include avx512bf16intrin.h
3717 and avx512bf16vlintrin.h.
3718 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3719 avx512f_cvtneps2bf16_<mode><mask_name>,
3720 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3721 * config/i386/subst.md (mask_half): Add new subst.
3722 * doc/invoke.texi: Document -mavx512bf16.
3724 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3726 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3728 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3729 (rs6000_debug_legitimize_reload_address): Delete.
3730 (rs6000_legitimize_reload_address_ptr): Delete.
3731 (rs6000_option_override_internal): Adjust.
3732 (mem_operand_gpr): Adjust comment.
3733 (legitimate_lo_sum_address_p): Ditto.
3734 (rs6000_legitimize_reload_address): Delete.
3735 (rs6000_debug_legitimize_reload_address): Delete.
3736 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3738 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3741 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3742 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3743 to compute vector element selector for both constant and variable
3746 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3748 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3749 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3750 ashrdi3_cvt using SWI48 mode iterator.
3752 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3754 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3755 (aarch64_<su>abd<mode>_3): Likewise.
3756 (*aarch64_<su>abd<mode>_3): New define_insn.
3757 (<sur>sad<vsi2qi>): New define_expand.
3758 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3759 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3760 (build_vect_cond_expr): Likewise.
3762 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3764 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3765 clobbers outside of accessible_reg_set.
3766 * config/i386/i386.c (ix86_conditional_register_usage):
3767 Disable register sets by clearing corresponding bits in
3768 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3769 call_used_regs and don't clear corresponding reg_names array members.
3771 2019-05-07 Richard Biener <rguenther@suse.de>
3773 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3774 not specified still compute a comp_vectype for invariant
3777 2019-05-07 Richard Biener <rguenther@suse.de>
3779 PR tree-optimization/90316
3780 * tree-ssa-pre.c (translate_vuse_through_block): When
3781 same_valid is NULL do not bother to search for a virtual
3783 (phi_translate_1): When operands changed we cannot keep
3784 the same value-number so do not bother to ask whether
3785 that's possible from translate_vuse_through_block.
3787 2019-05-07 Martin Liska <mliska@suse.cz>
3789 * bitmap.c (bitmap_register): Come up with
3790 alloc_descriptor_max_uid and assign it for
3792 (register_overhead): Use get_descriptor as
3794 (release_overhead): New.
3795 (bitmap_elem_to_freelist): Call it.
3796 (bitmap_elt_clear_from): Likewise.
3797 (bitmap_obstack_free): Likewise.
3798 (bitmap_move): Sensitively release memory.
3799 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3800 (bitmap_initialize): Initialize alloc_descriptor to zero.
3801 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3803 2019-05-07 Richard Biener <rguenther@suse.de>
3805 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3806 we build a SLP node. Remove max_size and limiting.
3807 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3809 2019-05-07 Richard Biener <rguenther@suse.de>
3811 PR tree-optimization/90316
3812 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3814 (walk_non_aliased_vuses): Take walking limit argument.
3815 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3816 walking if it is reached instead of just counting.
3817 (get_continuation_for_phi): Likewise.
3818 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3819 limiting to the callback.
3820 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3821 (vn_reference_lookup_3): Likewise.
3822 (vn_reference_lookup_pieces): Likewise.
3823 (vn_reference_lookup): Likewise.
3824 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3825 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3826 (avail_exprs_stack::lookup_avail_expr): Likewise.
3828 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3830 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3831 for comparaible types in the second direction even if first one
3832 hits incomparable type.
3834 2019-05-07 Richard Biener <rguenther@suse.de>
3837 * lto-wrapper.c (debug_objcopy): Use the original filename
3838 including archive offset for the filename used for -save-temps.
3840 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3842 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3845 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3846 Hongtao Liu <hongtao.liu@intel.com>
3850 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3851 Modified, original implementation isn't correct.
3853 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3855 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3856 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3857 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3858 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3859 (FRAME_POINTER_REGNUM): Change numbering.
3860 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3861 (alt_reg_names): Adjust.
3862 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3864 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3865 (DWARF_FRAME_REGISTERS): Delete.
3866 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3867 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3869 (REG_ALLOC_ORDER): Adjust.
3870 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3871 (REG_CLASS_CONTENTS): Adjust.
3872 (RETURN_ADDR_RTX): Change comment.
3873 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3875 (REGISTER_NAMES): Adjust.
3876 (ADDITIONAL_REGISTER_NAMES): Adjust.
3877 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3879 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3881 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3883 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3884 (DWARF_FRAME_REGISTERS): Adjust.
3885 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3887 (REG_ALLOC_ORDER): Adjust.
3888 (enum reg_class): Delete SPR_REGS.
3889 (REG_CLASS_NAMES): Delete SPR_REGS.
3890 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3891 (REGISTER_NAMES): Adjust.
3892 (ADDITIONAL_REGISTER_NAMES): Adjust.
3893 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3894 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3895 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3896 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3897 (htm_spr_regno): Delete.
3898 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3900 (rs6000_dbx_register_number): Adjust.
3902 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3904 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3906 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3908 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3909 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3911 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3913 PR tree-optimization/88709
3914 PR tree-optimization/90271
3915 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3916 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3917 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3919 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3920 of the store merging group is larger than
3921 PARAM_STORE_MERGING_MAX_SIZE parameter.
3922 (split_group): Add bzero_first argument. If set, always emit first
3923 the first store which must be = {} of the whole area and then for the
3924 rest of the stores consider all zero bytes as paddings.
3925 (imm_store_chain_info::output_merged_store): Check if first store
3926 is = {} of the whole area and if yes, determine which setting of
3927 bzero_first for split_group gives smaller number of stores. Adjust
3928 split_group callers.
3929 (lhs_valid_for_store_merging_p): Allow decls.
3930 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3932 (pass_store_merging::process_store): Likewise.
3934 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3937 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3938 handling of V1TImode.
3940 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3943 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3944 and enable_frame_pointer ...
3945 * configure.ac: ... here. Update help strings for
3946 --enable-frame-pointer.
3947 * configure: Regenerate.
3948 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3949 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3950 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3951 (USE_X86_64_FRAME_POINTER): Ditto.
3953 2019-05-06 Martin Liska <mliska@suse.cz>
3955 * config.gcc: Append to target_gtfiles and fix indentation.
3957 2019-05-06 Richard Biener <rguenther@suse.de>
3959 PR tree-optimization/90358
3960 * tree-vect-stmts.c (get_group_load_store_type): Properly
3961 detect unused upper half of load.
3962 (vectorizable_load): Likewise.
3964 2019-05-06 Richard Biener <rguenther@suse.de>
3966 PR tree-optimization/88828
3967 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3968 (simplify_vector_constructor): ...here. Handle constants in
3971 2019-05-06 Richard Biener <rguenther@suse.de>
3973 PR tree-optimization/90328
3974 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3975 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3976 is valid in the loop nest before using it.
3977 (initialize_data_dependence_relation): Adjust.
3978 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3979 loop as loop-nest to dr_may_alias_p.
3981 2019-05-06 Richard Biener <rguenther@suse.de>
3983 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3985 2019-05-06 Richard Biener <rguenther@suse.de>
3987 PR tree-optimization/90316
3988 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3989 compute target on demand.
3990 (get_continuation_for_phi): Remove code walking stmts to
3991 get to a target virtual operand which could end up being
3994 2019-05-06 Martin Liska <mliska@suse.cz>
3997 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3998 when -mabi is selected to a non-default version.
4000 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
4001 Martin Liska <mliska@suse.cz>
4003 * Makefile.in: Add lto-dump.texi.
4004 * cgraph.h: Add new functions get_visibility_string and
4005 get_symtab_type_string.
4006 * doc/gcc.texi: Include lto-dump section.
4007 * doc/lto-dump.texi: New file.
4008 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
4009 (parse_dump_option): Factor out this function.
4010 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
4011 (parse_dump_option): Export the function.
4012 * symtab.c (symtab_node::get_visibility_string): New function.
4013 (symtab_node::get_symtab_type_string): Likewise.
4015 2019-05-06 Martin Liska <mliska@suse.cz>
4017 * config/i386/i386-builtins.c: New file.
4018 * config/i386/i386-builtins.h: New file.
4019 * config/i386/i386-expand.c: New file.
4020 * config/i386/i386-expand.h: New file.
4021 * config/i386/i386-features.c: New file.
4022 * config/i386/i386-features.h: New file.
4023 * config/i386/i386-options.c: New file.
4024 * config/i386/i386-options.h: New file.
4025 * config.gcc: Add new files into extra_objs and
4027 * config/i386/i386.c: Split content of the file
4028 into newly introduced files.
4029 * config/i386/i386.h: Declare common variables
4031 * config/i386/t-i386: Define dependencies for new files.
4033 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
4036 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
4037 Restrict 'all' variant to 32-bit configurations.
4038 (unaligned_loadhiu): Likewise.
4039 (unaligned_storehi): Likewise.
4040 (unaligned_storesi): Likewise.
4041 (unaligned_loadhis): Disable when compiling for thumb1.
4043 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
4045 PR tree-optimization/90269
4046 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
4049 2019-05-03 Martin Liska <mliska@suse.cz>
4051 * hash-map.h: Add is_empty function.
4052 * hash-set.h: Likewise.
4053 * hash-table.h: Likewise.
4054 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
4055 elements () == 0 (and similar usages).
4056 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
4057 * gimplify.c (gimplify_bind_expr): Likewise.
4058 (gimplify_switch_expr): Likewise.
4059 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
4060 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
4061 * postreload-gcse.c (dump_hash_table): Likewise.
4062 (gcse_after_reload_main): Likewise.
4063 * predict.c (combine_predictions_for_bb): Likewise.
4064 * tree-parloops.c (reduction_phi): Likewise.
4065 (separate_decls_in_region): Likewise.
4066 (transform_to_exit_first_loop): Likewise.
4067 (gen_parallel_loop): Likewise.
4068 (gather_scalar_reductions): Likewise.
4069 (try_create_reduction_list): Likewise.
4070 * var-tracking.c (dump_vars): Likewise.
4071 (emit_notes_for_changes): Likewise.
4072 (vt_emit_notes): Likewise.
4074 2019-05-03 Richard Biener <rguenther@suse.de>
4076 PR tree-optimization/90316
4077 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
4080 2019-05-03 Richard Biener <rguenther@suse.de>
4082 * tree-vect-stmts.c (get_group_load_store_type): Avoid
4083 peeling for gaps by loading only lower halves of vectors
4085 (vectorizable_load): Likewise.
4087 2019-05-03 Richard Biener <rguenther@suse.de>
4090 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
4092 2019-05-03 Richard Biener <rguenther@suse.de>
4095 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
4096 Handle STRING_CST vs DECL or STRING_CST.
4098 2019-05-03 Richard Biener <rguenther@suse.de>
4100 PR tree-optimization/88963
4101 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
4102 vector loads feeding only BIT_FIELD_REFs to component
4103 loads. Rewrite stores fed by CONSTRUCTORs to component
4106 2019-05-03 Jakub Jelinek <jakub@redhat.com>
4108 * opts.h (finish_options): Remove lang_mask argument.
4109 (print_help, help_option_argument): Declare.
4110 * opts.c (print_help): Remove forward declaration, no longer static.
4111 (finish_options): Remove lang_mask argument, don't call print_help
4113 * opts-global.c (decode_options): Adjust finish_option caller, call
4116 PR tree-optimization/90303
4117 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
4118 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
4120 2019-05-03 Richard Biener <rguenther@suse.de>
4122 PR tree-optimization/89698
4123 * gimple-fold.c (canonicalize_constructor_val): Early out
4124 for constants, handle unfolded INTEGER_CSTs as they appear in
4125 C++ virtual table ctors.
4127 2019-05-03 Richard Biener <rguenther@suse.de>
4129 * passes.c (execute_function_todo): Remove dead code.
4131 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4133 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
4134 the internal register number, for any "real" register.
4136 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
4138 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
4139 correct numbers for TFHAR, TFIAR, TEXASR.
4141 2019-05-02 Richard Biener <rguenther@suse.de>
4143 PR tree-optimization/89653
4144 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
4145 update-address-taken before the pass.
4146 * passes.def (pass_tree_loop_init): Put comment before it.
4148 2019-05-02 Richard Biener <rguenther@suse.de>
4150 PR tree-optimization/89509
4151 * tree-ssa-structalias.c (compute_dependence_clique): Look
4152 at the first subvar when determining whether it is restrict.
4154 2019-05-02 Richard Biener <rguenther@suse.de>
4156 PR tree-optimization/90273
4157 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
4158 useless debug stmts.
4160 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
4162 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
4164 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
4166 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
4167 VEC_COND_EXPR be inserted to emulate a conditional internal function.
4168 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
4169 (vectorizable_reduction): Use the functions above to vectorize in a
4170 fully masked loop codes that don't have a conditional internal
4173 2019-05-02 Martin Liska <mliska@suse.cz>
4175 * cgraphclones.c: Call valid_attribute_p with 1 for
4177 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
4178 it's for target attribute.
4179 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4180 Add new boolean argument.
4181 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
4183 (ix86_valid_target_attribute_tree): Pass target_clone_attr
4184 to ix86_valid_target_attribute_inner_p.
4185 (ix86_valid_target_attribute_p): Pass flags argument to
4186 ix86_valid_target_attribute_inner_p.
4187 (get_builtin_code_for_version): Use 0 as it's target attribute.
4189 2019-05-02 Martin Liska <mliska@suse.cz>
4191 * gcc.c (process_command): Add dummy file only
4193 * opts-global.c (decode_options): Pass lang_mask.
4194 * opts.c (print_help): New function.
4195 (finish_options): Print --help if help_option_argument
4197 (common_handle_option): Factor out content of OPT__help_
4199 * opts.h (finish_options): Add new argument.
4201 2019-05-02 Martin Liska <mliska@suse.cz>
4204 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4205 With -minline-all-stringops use inline expansion using 4B loop.
4206 * doc/invoke.texi: Document the change of
4207 -minline-all-stringops.
4209 2019-05-01 Jeff Law <law@redhat.com>
4211 PR tree-optimization/88797
4212 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4213 PHI feeds a conditional on the RHS of an assignment.
4215 2019-04-30 Andrew Waterman <andrew@sifive.com>
4216 Jim Wilson <jimw@sifive.com>
4218 * config/riscv/constraints.md (L): New.
4219 * config/riscv/predicates.md (lui_operand): New.
4220 (sfb_alu_operand): New.
4221 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4222 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4223 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4224 * config/riscv/risc.md (type): Add sfb_alu.
4225 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4226 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4227 (branch_zero<mode>): Delete.
4229 (mov<GPR:mode><X:mode>cc): Likewise.
4230 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4232 2019-04-30 Nathan Sidwell <nathan@acm.org>
4234 * tree.h (MARK_TS_EXP): New.
4236 2019-04-30 Martin Liska <mliska@suse.cz>
4238 * opts.c (enable_warning_as_error): Provide hints
4239 for unknown options.
4241 2019-04-30 Martin Liska <mliska@suse.cz>
4244 * doc/invoke.texi: Add missing dash for gas-locview-support
4245 and gno-as-locview-support.
4247 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4250 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4251 whitespace at the start of target attribute string.
4253 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4256 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4257 Define __ARM_FEATURE_ATOMICS.
4259 2019-04-30 Martin Liska <mliska@suse.cz>
4261 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4262 into built_in_function enum. Remove code for endp == 2 and
4263 use BUILT_IN_* constants.
4264 (gimple_fold_builtin): Call the function with fcode.
4266 2019-04-30 Martin Liska <mliska@suse.cz>
4268 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4269 DECL_FUNCTION_CODE into ix86_builtins enum before
4270 the switch statement.
4272 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4274 PR tree-optimization/89475
4275 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4278 2019-04-30 Martin Liska <mliska@suse.cz>
4280 PR translation/90274
4281 * opts.c (print_filtered_help): Wrap string in _(...).
4283 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4285 PR tree-optimization/90240
4287 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4289 PR tree-optimization/90078
4290 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4291 checks for infinite_cost overflow.
4293 2019-04-29 Jeff Law <law@redhat.com>
4295 * passes.def: Move -Wrestrict pass after copy propagation.
4297 2019-04-29 Maya Rashish <coypu@sdf.org>
4299 * config.gcc (default_gnu_indirect_function): Default to yes
4300 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4301 sparc*-*-netbsd*, x86_64-*-netbsd*.
4303 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4305 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4306 where cond2 is NE_EXPR.
4307 (is_value_included_in): Update comment.
4309 2019-04-29 Richard Biener <rguenther@suse.de>
4311 PR tree-optimization/90278
4312 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4313 EH on comparison simplification.
4315 2019-04-29 Jason Merrill <jason@redhat.com>
4317 PR c++/82081 - tail call optimization breaks noexcept
4318 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4319 nothrow function to a might-throw function into a tail call.
4321 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4323 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4324 (DDR_INNER_LOOP): Likewise.
4325 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4326 (initialize_data_dependence_relation): Likewise.
4327 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4329 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4331 PR rtl-optimization/90257
4332 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4336 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4340 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4343 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4346 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4348 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4350 2019-04-29 Richard Biener <rguenther@suse.de>
4352 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4355 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4357 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4358 varasm.h, and netbsd-protos.h.
4360 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4363 * config/i386/i386-protos.h (ix86_data_alignment): Change
4364 the second argument type to unsigned int.
4365 * config/i386/i386.c (ix86_data_alignment): Change "align"
4366 argument type to unsigned int.
4368 2019-04-27 Martin Liska <mliska@suse.cz>
4371 * opt-suggestions.c (option_proposer::build_option_suggestions):
4372 When get_valid_option_values returns empty values, add the
4373 misspelling candidate.
4375 2019-04-26 Jim Wilson <jimw@sifive.com>
4377 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4379 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4380 Pass orig_mode to riscv_build_integer.
4381 (riscv_split_integer): Pass mode to riscv_move_integer.
4382 (riscv_legitimize_const_move): Likewise.
4383 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4384 promoted_mode. Replace force_reg call with code to load constant into
4385 promoted reg and then subreg it for the store.
4386 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4389 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4391 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4394 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4396 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4397 commentary about the encoding of precision.
4399 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4401 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4402 * config/i386/t-freebsd64: New file.
4403 * config.gcc: Add the t-freebsd64 for multilib support.
4405 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4407 * doc/extend.texi (vector_size): Add missing comma after @xref.
4409 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4411 * BASE-VER: Set to 10.0.0.
4413 2019-04-25 Richard Biener <rguenther@suse.de>
4416 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4417 VIEW_CONVERT_EXPR into one operating on an rvalue.
4419 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4422 * config/i386/i386.c (feature_priority): Moved to file scope.
4423 (processor_features): Likewise.
4424 (processor_model): Likewise.
4425 (_arch_names_table): Likewise.
4426 (arch_names_table): Likewise.
4427 (_feature_list): Removed.
4428 (feature_list): Likewise.
4429 (_isa_names_table): Moved to file scope. Add priority.
4430 (isa_names_table): Likewise.
4431 (get_builtin_code_for_version): Replace feature_list with
4432 isa_names_table. Update error message for P_ZERO priority.
4434 2019-04-25 Richard Biener <rguenther@suse.de>
4436 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4437 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4439 2019-04-24 Jeff Law <law@redhat.com>
4441 PR tree-optimization/90037
4442 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4443 * passes.def: Replace all instance of phi-only cprop with the
4444 lattice propagator. Move propagation pass from after erroneous
4445 path isolation to before erroneous path isolation.
4446 * tree-ssa-phionlycprop.c: Remove.
4448 2019-04-24 Richard Biener <rguenther@suse.de>
4451 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4452 by size and BITS_PER_UNIT on poly-wide-ints.
4454 2019-04-25 Richard Biener <rguenther@suse.de>
4457 * match.pd: Add pattern to simplify view-conversion of an
4460 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4462 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4463 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4464 for Go on 32 bit AIX.
4465 * config/rs6000/aix72.h: Likewise.
4467 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4470 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4471 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4473 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4476 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4477 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4478 for restored hard frame pointer.
4479 (s390_sched_dependencies_evaluation): Implement new target hook.
4480 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4482 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4484 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4485 * config/arc/arc.c (arc_init): Cleanup warning message.
4486 (arc_override_options): Likewise.
4488 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4491 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4492 a register if both if_true and if_false are MEMs.
4494 PR tree-optimization/90208
4495 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4496 after labels of new_bb, not before them.
4498 PR tree-optimization/90211
4499 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4500 which are not SSA_NAMEs.
4502 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4504 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4506 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4508 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4510 PR rtl-optimization/87979
4511 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4514 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4516 PR rtl-optimization/84032
4517 * modulo-sched.c (ps_insn_find_column): Change condition so that
4518 branch will always be the last insn in a row inside partial
4521 2019-04-23 Richard Biener <rguenther@suse.de>
4524 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4525 dest_single_pred_p argument.
4526 (remove_forwarder_block): Adjust.
4527 (remove_forwarder_block_with_phi): Likewise.
4529 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4530 Bernd Edlinger <bernd.edlinger@hotmail.de>
4531 Jakub Jelinek <jakub@redhat.com>
4534 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4535 if used with general-regs-only.
4536 (arm_conditional_register_usage): Don't add non-general regs if
4538 (arm_valid_target_attribute_rec): Handle general-regs-only.
4539 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4541 (TARGET_HARD_FLOAT_SUB): Define.
4542 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4543 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4544 (TARGET_REALLY_IWMMXT2): Likewise.
4545 * config/arm/arm.opt: Add -mgeneral-regs-only.
4546 * doc/extend.texi: Document ARM general-regs-only target.
4547 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4549 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4551 PR tree-optimization/90078
4552 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4553 checks for infinite_cost overflow.
4555 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4557 PR tree-optimization/90021
4558 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4559 and check univariate against it.
4560 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4561 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4563 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4567 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4570 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4573 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4575 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4577 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4579 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4580 names using operand format, rather than hard-wired.
4581 (speculation_barrier): Likewise.
4583 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4585 PR tree-optimization/88055
4586 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4587 (gen_one_condition): Use it if !HONOR_NANS.
4589 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4592 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4593 assign_temp instead of gen_reg_rtx.
4595 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4597 PR translation/90118
4598 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4599 Add missing space before %<.
4601 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4603 PR rtl-optimization/87871
4604 * ira-lives.c (make_object_dead): Don't add conflicts to
4605 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4607 2019-04-18 Martin Sebor <msebor@redhat.com>
4610 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4611 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4612 assuming type size fits in SHWI.
4614 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4617 * ipa-inline.c (flatten_function): New parameter UPDATE.
4618 (ipa_inline, early_inliner): Use it.
4620 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4622 * fold-const.c (int_const_binop): Return early on failure.
4624 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4627 * combine.c (force_int_to_mode): Cast the argument rather than
4628 the result of known_alignment.
4629 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4631 2019-04-18 Richard Biener <rguenther@suse.de>
4634 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4636 (remove_forwarder_block): ... here.
4637 (remove_forwarder_block_with_phi): Also move debug stmts here.
4639 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4641 PR translation/79183
4642 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4643 inform where appropriate.
4645 2019-04-18 Richard Biener <rguenther@suse.de>
4647 * tree.c (get_qualified_type): Put found type variants at the
4648 head of the variant list.
4650 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4652 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4654 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4657 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4658 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4659 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4660 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4661 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4663 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4665 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4666 even for allocno's with no conflicts.
4667 (print_conflicts): Print an extra newline.
4669 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4671 * auto-inc-dec.c (attempt_change): Set the alignment of the
4672 temporary memory to that of the original.
4674 2019-04-17 Joao Moreira <jmoreira@suse.de>
4676 * targhooks.c (default_print_patchable_function_entry): Emit
4677 __patchable_function_entries section with writable flags to allow
4678 relocation resolution.
4680 2019-04-17 Jonny Grant <jg@jguk.org>
4682 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4684 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4687 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4690 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4692 * config/arc/arc.c (arc_init): Format diagnostic string.
4693 (arc_override_options): Likewise.
4694 (check_if_valid_regno_const): Likewise.
4695 (arc_reorg): Likewise.
4697 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4700 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4702 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4704 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4705 (*movdi_update1): Use Pmode.
4706 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4707 (movdi_<mode>_update_stack): Rename to ...
4708 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4710 (*movsi_update1): Use Pmode.
4711 (*movsi_update2): Use Pmode.
4712 (movsi_update): Rename to ...
4713 (movsi_<mode>_update): ... this. Use Pmode.
4714 (movsi_update_stack): Fix condition.
4715 (*movhi_update1): Use Pmode. Fix argument to
4716 avoiding_indexed_address_p.
4717 (*movhi_update2): Ditto.
4718 (*movhi_update3): Ditto.
4719 (*movhi_update4): Ditto.
4720 (*movqi_update1): Ditto.
4721 (*movqi_update2): Ditto.
4722 (*movqi_update3): Ditto.
4723 (*movsf_update1, *movdf_update1): Merge, rename to...
4724 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4725 avoiding_indexed_address_p. Add "size" attribute.
4726 (*movsf_update2, *movdf_update2): Merge, rename to...
4727 (*mov<mode>_update2): This. Ditto.
4728 (*movsf_update3): Use Pmode. Fix argument to
4729 avoiding_indexed_address_p.
4730 (*movsf_update4): Ditto.
4731 (allocate_stack): Simplify condition. Adjust pattern names.
4733 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4736 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4737 whitespace at the start of target attribute string.
4739 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4742 * config/rs6000/power9.md: Add store forwarding bypass.
4744 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4747 * valtrack.c (dead_debug_insert_temp): Reset debug references
4748 to the return value of a call being removed.
4750 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4752 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4753 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4754 implement target hook.
4755 (arc_memory_move_cost): New function.
4756 (TARGET_REGISTER_MOVE_COST): Define.
4757 (TARGET_MEMORY_MOVE_COST): Likewise.
4758 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4759 (MEMORY_MOVE_COST): Likewise.
4761 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4763 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4764 (sibcall_value_insn): Likewise.
4765 * config/arc/constraints.md (Rs5): Remove.
4767 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4769 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4770 for last two fake registers.
4771 (arc_conditional_register_usage): Make sure fake frame and arg
4772 pointer regs are in general regs class.
4773 (FRAME_POINTER_MASK): Remove.
4774 (RETURN_ADDR_MASK): Remove.
4775 (arc_must_save_register): Use hard frame regnum.
4776 (frame_restore_reg): Use hard_frame_pointer_rtx.
4777 (arc_save_callee_saves): Likewise.
4778 (arc_restore_callee_saves): Likewise.
4779 (arc_save_callee_enter): Likewise.
4780 (arc_restore_callee_leave): Likewise.
4781 (arc_save_callee_milli): Likewise.
4782 (arc_eh_return_address_location): Likewise.
4783 (arc_check_multi): Use hard frame regnum.
4784 (arc_can_eliminate): Likewise.
4785 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4786 for register allocator.
4787 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4788 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4789 (FRAME_POINTER_REGNUM): Change it to a fake register.
4790 (HARD_FRAME_POINTER_REGNUM): Defined.
4791 (ARG_POINTER_REGNUM): Change it to a new fake register.
4792 (ELIMINABLE_REGS): Update.
4793 (REGISTER_NAMES): Update names.
4794 * config/arc/arc.md (LP_START): Remove.
4796 (shift_si3_loop): Update pattern.
4798 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4800 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4801 to avoid delay slot scheduling.
4802 (arc_must_save_register): Don't save SP.
4803 * config/arc/arc.md (stack_tie): Remove.
4804 (UNSPEC_ARC_STKTIE): Likewise.
4806 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4807 Shiva Chen <shiva0217@gmail.com>
4809 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4810 code gen with large shift amount.
4812 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4814 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4817 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4820 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4821 print -m64/-mx32/-m32 if it is true.
4822 (ix86_debug_options, ix86_function_specific_print): Pass true as
4823 ADD_ABI_P to ix86_target_string.
4824 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4825 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4826 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4828 PR rtl-optimization/90082
4829 * dce.c (can_delete_call): New function.
4830 (deletable_insn_p, mark_insn): Use it.
4832 PR tree-optimization/90090
4833 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4835 (is_division_by_square): Likewise. Formatting fix.
4837 2019-04-16 Richard Biener <rguenther@suse.de>
4839 PR tree-optimization/56049
4840 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4841 equality check if alias-set zero will prevail.
4843 2019-04-15 Jeff Law <law@redhat.com>
4845 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4846 size and alignment as unsigned.
4848 2019-04-15 Richard Biener <rguenther@suse.de>
4851 * tree-loop-distribution.c (destroy_loop): Preserve correct
4854 2019-04-15 Richard Biener <rguenther@suse.de>
4856 PR tree-optimization/90071
4857 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4858 abnormal operands from def stmts.
4860 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4862 PR rtl-optimization/89794
4863 * combine.c (count_auto_inc): New function.
4864 (try_combine): Count how many auto_inc expressions there were in the
4865 original instructions. Ensure we have the same number in the new
4866 instructions. Remove the code that tried to ensure auto_inc side
4867 effects on i1 and i0 are not lost.
4869 2019-04-15 Richard Biener <rguenther@suse.de>
4872 * tree.h (auto_var_p): Declare.
4873 * tree.c (auto_var_p): New function, split out from ...
4874 (auto_var_in_fn_p): ... here.
4875 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4877 (new_var_info): Initialize it.
4878 (set_uids_in_ptset): Also set the shadow variable uid if required.
4879 (ipa_pta_execute): Postprocess points-to solutions assigning
4880 shadow variable uids for locals that may reach their containing
4881 function recursively.
4882 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4883 assert but instead check whether the points-to solution is
4886 2019-04-15 Martin Jambor <mjambor@suse.cz>
4889 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4892 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4894 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4896 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4897 Kito Cheng <kito.cheng@gmail.com>
4898 Shiva Chen <shiva0217@gmail.com>
4900 * config/nds32/nds32-md-auxiliary.c
4901 (nds32_legitimize_pic_address): Use new PIC pattern.
4902 (nds32_legitimize_tls_address): Use new TLS pattern.
4903 (nds32_output_symrel): New.
4904 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4905 (nds32_alloc_relax_group_id): Ditto.
4906 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4907 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4909 (nds32_group_tls_insn): Ditto.
4910 (nds32_group_float_insns): Ditto.
4911 * config/nds32/nds32.md (tls_le): New.
4914 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4916 * configure: Add nds32 target for dwarf2 debug_line checking.
4917 * configure.ac: Regenerated.
4919 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4922 * ipa-devirt.c (skip_in_fields_list_p): New.
4923 (odr_types_equivalent_p): Use it.
4925 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4928 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4929 instead of strncmp when checking for thumb and arm. Formatting fixes.
4931 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4933 * doc/install.texi: Document --with-target-system-zlib.
4935 2019-04-12 Martin Sebor <msebor@redhat.com>
4941 * targhooks.c (default_vector_alignment): Avoid assuming
4942 argument fits in SHWI.
4943 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4945 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4947 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4949 PR rtl-optimization/89965
4950 * dce.c: Include rtl-iter.h.
4951 (struct check_argument_load_data): New type.
4952 (check_argument_load): New function.
4953 (find_call_stack_args): Check for loads from stack slots still tracked
4954 in sp_bytes and punt if any is found.
4956 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4958 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4960 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4961 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4963 2019-04-12 Martin Liska <mliska@suse.cz>
4966 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4968 (separate_attrs): Handle multiple 'default's.
4969 (expand_target_clones): Rework error handling code.
4971 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4974 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4975 mode of vector rather than mode of destination for move instruction.
4976 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4977 Use QI inner mode with V16QI vector mode.
4979 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4982 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4983 "invalid %%t operand" in output_operand_lossage message.
4985 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4987 * config/s390/predicates.md (permute_pattern_operand): New
4989 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4990 operand for the permute pattern.
4991 ("*vec_perm<mode>"): New insn definition.
4992 ("bswap<mode>"): Generate the permute pattern operand in the
4993 expander and perform the operand reloads for pre arch13 level
4995 ("*bswap<mode>_emu"): Rename to ...
4996 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4997 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4998 Add the USE operand for the permute pattern.
4999 ("*vec_set_bswap_vec<mode>"): Likewise.
5001 2019-04-12 Jakub Jelinek <jakub@redhat.com>
5004 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
5005 and gcc_unreachable if it fails, just call tree_to_uhwi which
5006 verifies that too. Test TREE_CHAIN instead of list_length > 1.
5007 Start warning message with a lower-case letter. Formatting fixes.
5009 PR rtl-optimization/90026
5010 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
5011 successors, look for BARRIERs inside of the whole BB_FOOTER chain
5012 rather than just at the start of it. If e->src BB_FOOTER is not NULL
5013 in cfglayout mode, use emit_barrier_after_bb.
5015 2018-04-11 Steve Ellcey <sellcey@marvell.com>
5017 PR rtl-optimization/87763
5018 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
5021 2019-04-11 Tom de Vries <tdevries@suse.de>
5023 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
5024 max macro using statement expression.
5026 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
5028 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
5029 * xcoffout.c (xcoff_private_rodata_section_name): Define.
5030 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
5031 read_only_private_data_section using xcoff_private_rodata_section_name.
5032 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
5034 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
5037 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
5039 2019-04-11 Jakub Jelinek <jakub@redhat.com>
5041 PR rtl-optimization/89965
5042 * dce.c (sp_based_mem_offset): New function.
5043 (find_call_stack_args): Use sp_based_mem_offset.
5045 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
5047 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
5049 2019-04-11 Richard Biener <rguenther@suse.de>
5051 PR tree-optimization/90020
5052 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
5053 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
5054 * tree-ssa-pre.c (compute_avail): Use it to not put
5055 possibly trapping references after a call that might not
5056 return into EXP_GEN.
5057 * gcse.c (compute_hash_table_work): Do not elide
5058 marking a block containing a call if the call might not
5061 2019-04-11 Richard Biener <rguenther@suse.de>
5063 PR tree-optimization/90018
5064 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
5065 Test both SLP and interleaving variants.
5067 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
5069 * config/s390/8561.md: New file.
5070 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5071 Add arch13 cpu model.
5072 * config/s390/s390-opts.h (enum processor_type): Likewise.
5073 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
5074 (s390_get_unit_mask): Likewise.
5075 (s390_is_fpd): Likewise.
5076 (s390_is_fxd): Likewise.
5077 * config/s390/s390.h (s390_tune_attr): Likewise.
5078 * config/s390/s390.md: Include arch13 pipeline description.
5079 * config/s390/s390.opt: Add arch13.
5081 2018-04-10 Steve Ellcey <sellcey@marvell.com>
5083 PR rtl-optimization/87763
5084 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
5086 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
5088 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
5090 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
5091 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
5092 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
5093 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
5095 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
5097 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
5098 "Although" in -fipa-icf documentation.
5100 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
5101 of using multiple -g options.
5103 2019-04-10 Martin Liska <mliska@suse.cz>
5105 PR gcov-profile/89959
5106 * doc/gcov.texi: Make documentation of -x option
5109 2019-04-10 Richard Biener <rguenther@suse.de>
5111 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
5113 (DR_GROUP_SAME_DR_STMT): Remove.
5114 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
5115 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
5116 replace with assert.
5117 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
5118 (vect_record_grouped_load_vectors): Remove unreachable code.
5120 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
5123 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
5124 obsolete reference to N.
5126 2019-04-10 Jakub Jelinek <jakub@redhat.com>
5129 * expr.c (store_expr): Set properly size on the MEM passed to
5133 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
5134 with strlen in between hostsz-3 and hostsz-1 inclusive when no
5135 translation is needed, and when translation is needed, only append
5136 ... if the string length is hostsz or more bytes long. Avoid using
5139 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
5142 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
5143 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
5145 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
5146 differences directly.
5147 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
5149 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5151 PR translation/90011
5152 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5154 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
5156 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
5157 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
5158 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
5159 trailing space from -gsplit-dwarf diagnostics.
5161 PR tree-optimization/89998
5162 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
5163 instead of integer_type_node if possible, don't add ranges if return
5164 type is not compatible with int.
5165 * gimple-fold.c (gimple_fold_builtin_sprintf,
5166 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
5169 2019-04-09 Martin Liska <mliska@suse.cz>
5171 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
5172 * doc/install.texi: Document the new config.
5174 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
5176 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
5177 use gimple_expr_type for load and store calls. Skip over the
5178 condition argument in a conditional internal function.
5179 Protect use of TREE_INT_CST_LOW.
5181 2019-04-09 Jakub Jelinek <jakub@redhat.com>
5184 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
5185 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
5186 trailing period from it too.
5188 2019-04-08 wu yuan <wuyuan5@huawei.com>
5190 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
5191 * config/aarch64/aarch64.md : Add "tsv110.md"
5192 * config/aarch64/tsv110.md: New file.
5194 2019-04-08 Richard Biener <rguenther@suse.de>
5196 PR tree-optimization/90006
5197 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
5200 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
5203 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5205 (fma_root_node): Likewise.
5206 (func_fma_steering): Likewise.
5208 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5210 PR rtl-optimization/89865
5211 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5213 PR rtl-optimization/89865
5214 * config/i386/i386.md
5215 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5216 numbers not to clash with the additional operands[4].
5217 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5218 with extra register copy in the middle.
5220 2019-04-08 Martin Liska <mliska@suse.cz>
5222 PR gcov-profile/89961
5223 * doc/gcov.texi: Document data_file.
5224 * gcov.c (generate_results): Add data_info into JSON output.
5226 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5228 PR tree-optimization/89725
5229 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5230 loop's chrec as invariant symbol.
5231 * tree-chrec.h (chrec_contains_symbols): New parameter.
5232 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5233 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5234 function of loops not in DDR's loop_nest.
5235 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5237 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5240 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5243 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5246 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5247 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5249 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5251 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5252 targetm.fixed_condition_code_regs.
5254 2019-04-05 Richard Biener <rguenther@suse.de>
5258 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5259 debug bind stmts but reset them if they are not valid at the
5262 2019-04-05 Martin Liska <mliska@suse.cz>
5264 PR translation/89936
5265 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5266 order to wrap keywords or arguments.
5267 * collect2.c (main): Likewise.
5268 (scan_prog_file): Likewise.
5269 (scan_libraries): Likewise.
5270 * common/config/riscv/riscv-common.c
5271 (riscv_subset_list::parsing_subset_version): Likewise.
5272 (riscv_subset_list::parse_std_ext): Likewise.
5273 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5275 * config/arm/arm.c (arm_option_override): Likewise.
5276 * config/cris/cris.c (cris_print_operand): Likewise.
5277 * config/darwin-c.c (darwin_pragma_options): Likewise.
5278 (darwin_pragma_unused): Likewise.
5279 (darwin_pragma_ms_struct): Likewise.
5280 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5281 * config/i386/i386.c (print_reg): Likewise.
5282 (ix86_print_operand): Likewise.
5283 * config/i386/xm-djgpp.h: Likewise.
5284 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5285 * config/m32c/m32c.c (m32c_option_override): Likewise.
5286 * config/msp430/msp430.c (msp430_option_override): Likewise.
5287 * config/nds32/nds32.c (nds32_option_override): Likewise.
5288 * config/nvptx/mkoffload.c (main): Likewise.
5289 * config/rx/rx.c (rx_print_operand): Likewise.
5290 (valid_psw_flag): Likewise.
5291 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5292 (vms_pragma_nomember_alignment): Likewise.
5293 (vms_pragma_extern_model): Likewise.
5294 * lto-wrapper.c (compile_offload_image): Likewise.
5295 * omp-offload.c (oacc_parse_default_dims): Likewise.
5296 * symtab.c (symtab_node::verify_base): Likewise.
5297 * tlink.c (recompile_files): Likewise.
5298 (start_tweaking): Likewise.
5299 * tree-profile.c (parse_profile_filter): Likewise.
5301 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5303 PR tree-optimization/89956
5304 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5305 multiple negates of the same value.
5307 2019-04-04 Martin Sebor <msebor@redhat.com>
5311 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5312 have the same precision since the function crashes otherwise.
5313 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5314 has non-zero arguments.
5316 2019-04-04 Martin Sebor <msebor@redhat.com>
5319 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5320 out if the number of arguments is less than expected.
5322 2019-04-04 Jeff Law <law@redhat.com>
5324 PR rtl-optimization/89399
5325 * ree.c (combine_set_extension): Use single_set rather than
5326 digging into PATTERN for items on the candidate list.
5327 (combine_reaching_defs): Likewise.
5329 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5331 PR rtl-optimization/46590
5332 * loop-invariant.c (find_defs): Move df_remove_problem and
5333 df_process_deferred_rescans to move_invariants.
5334 Move df_live_add_problem and df_live_set_all_dirty calls
5336 (move_invariants): Likewise.
5337 (move_loop_invariants): Likewise, making the df_live calls
5338 conditional on -O. Remove the problem again if we added it
5341 2019-04-03 qing zhao <qing.zhao@oracle.com>
5343 PR tree-optimization/89730
5344 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5345 -flive-patching=inline-only-static.
5346 (can_inline_edge_by_limits_p): Add the checking for
5347 -flive-patching=inline-only-static and grant always_inline
5348 even when -flive-patching=inline-only-static is specified.
5350 2019-04-03 Jeff Law <law@redhat.com>
5352 PR rtl-optimization/81025
5353 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5355 2019-04-03 Richard Biener <rguenther@suse.de>
5357 PR tree-optimization/84101
5358 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5359 regs.h for hard_regno_nregs.
5360 (cfun_returns): New helper.
5361 (vect_model_store_cost): When vectorizing a store to a decl
5362 we return and the function ABI returns in a multi-reg location
5363 account for the possible spilling that will happen.
5365 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5367 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5368 displacement addresses for vector mode operands.
5370 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5372 * config/arc/arc.c (GMASK_LEN): Define.
5373 (arc_restore_callee_saves): Restore first blink when
5376 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5378 * doc/extend.texi: Add deprecated comment on sign-return-address
5379 function attribute and add mbranch-protection.
5380 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5382 2019-04-03 Richard Biener <rguenther@suse.de>
5385 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5386 the all target phony.
5388 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5392 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5393 Return false for variable DImode shifts.
5394 (dimode_scalar_chain::compute_convert_gain): Do not handle
5395 register count operand in variable DImode shifts.
5396 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5397 count argument of a variable shift instruction to a vector register.
5398 (dimode_scalar_chain::convert_reg): Remove support to convert
5399 count argument of a variable shift instruction.
5401 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5403 PR rtl-optimization/84206
5404 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5405 iterating over loop headers.
5407 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5409 PR rtl-optimization/85876
5410 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5411 beyond the original fence.
5413 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5415 * config.gcc: Mark spu* targets as deprecated/obsolete.
5417 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5419 * config/s390/s390-builtin-types.def: New builtin function type
5420 definitions. Remove unused types.
5421 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5422 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5423 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5424 overloaded builtins.
5425 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5426 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5427 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5428 (vec_double, vec_signed, vec_unsigned): Define to use the new
5429 overloaded builtins.
5430 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5433 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5435 * config/s390/s390-builtin-types.def: New builtin function type
5437 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5438 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5439 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5440 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5441 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5442 constant definitions.
5443 * config/s390/vecintrin.h (vec_search_string_cc)
5444 (vec_search_string_until_zero_cc): New builtin name definitions.
5445 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5447 ("vec_vstrs<mode>"): New insn definition.
5449 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5451 * config/s390/s390-builtin-types.def: Add new builtin function
5453 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5454 New overloaded builtins.
5455 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5457 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5458 (UNSPEC_VEC_SLDBYTE): ... this.
5459 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5460 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5462 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5463 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5464 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5466 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5468 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5469 New insn definition.
5470 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5471 * config/s390/vector.md (V_HW_HSD): ... here.
5473 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5475 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5476 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5477 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5478 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5479 New insn definitions.
5481 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5483 * config/s390/s390-builtin-types.def: Add new builtin function type.
5484 * config/s390/s390-builtins.def: Add overloaded builtin
5485 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5486 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5487 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5488 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5489 ("eltswap<mode>"): New expander.
5490 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5493 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5495 * config/s390/s390-builtin-types.def: Add new builtin function types.
5496 * config/s390/s390-builtins.def: Add overloaded builtin
5497 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5499 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5500 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5501 ("bswap<mode>"): New expander.
5502 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5504 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5506 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5507 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5508 vector builtin version number in __VEC__.
5510 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5512 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5514 (SFSI): New mode attribute.
5515 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5516 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5518 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5519 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5520 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5521 ("floatsi<mode>2"): Add wcefb instruction.
5523 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5525 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5526 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5528 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5529 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5530 support 32 bit fp-int conversions. Rename to ...
5531 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5532 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5533 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5534 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5537 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5539 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5540 if-then-else constructs if we can use the select instruction.
5541 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5543 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5545 * config/s390/s390.md ("*popcountdi_arch13_cc")
5546 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5548 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5549 Append _z196 to make it ...
5550 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5551 ("popcounthi2_z196"): ... this.
5552 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5553 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5555 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5557 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5558 certain compares for arch13 in order to make use of the condition
5559 code result produced by the new instructions.
5560 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5561 nxrk, and nxgrk instruction patterns.
5562 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5563 (inv_no): Add new code iterator together with some attributes.
5564 ("*andc_split_<mode>"): Disable splitter for arch13.
5565 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5566 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5567 ("*<ANDOR:bitops_name>c<GPR:mode>")
5568 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5569 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5570 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5571 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5573 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5575 * common/config/s390/s390-common.c (processor_flags_table): New
5577 * config.gcc: Support arch13 with the --with-arch= configure flag.
5578 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5579 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5580 * config/s390/s390.c (s390_get_sched_attrmask)
5581 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5582 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5583 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5584 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5585 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5587 * config/s390/s390.opt: Support arch13 as processor type in
5588 command line options.
5590 2019-04-02 Martin Liska <mliska@suse.cz>
5592 PR translation/89912
5593 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5594 Fix param description of graphite-max-arrays-per-scop.
5596 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5598 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5599 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5600 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5602 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5604 PR rtl-optimization/85412
5605 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5606 sel_sched_region_1, not after.
5608 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5610 PR rtl-optimization/86928
5611 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5612 compute_live if necessary.
5613 (sel_redirect_edge_and_branch): Likewise.
5615 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5617 PR rtl-optimization/89865
5618 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5619 register if it is a part of small class.
5621 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5623 PR rtl-optimization/87273
5624 * sel-sched-ir.c (merge_fences): Remove assert.
5626 2019-04-01 Richard Biener <rguenther@suse.de>
5628 PR tree-optimization/46590
5629 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5630 (dom_walker::m_reachability): Add in place of...
5631 (dom_walker::m_skip_unreachable_blocks): ...this.
5632 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5633 Move complex initialization ...
5634 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5635 lazily and initialize edge flags on each invocation.
5636 (dom_walker::bb_reachable): Use m_reachability.
5638 2019-04-01 Martin Liska <mliska@suse.cz>
5641 * opt-suggestions.c (option_proposer::build_option_suggestions):
5642 Add variant without any argument in order to provide better
5645 2019-04-01 Richard Biener <rguenther@suse.de>
5648 * gimple.c: Include langhooks.h.
5649 (gimple_get_alias_set): Treat enumeral types as the underlying
5652 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5653 Eric Botcazou <ebotcazou@adacore.com>
5655 PR rtl-optimization/89862
5656 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5657 that operates on the full registers for WORD_REGISTER_OPERATIONS
5660 2019-03-29 Jim Wilson <jimw@sifive.com>
5662 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5663 Clear MASK_RVC and then set if C subset supported.
5665 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5668 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5669 non-addressable complit into its initializer if it is volatile.
5671 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5673 * opts-common.c (integral_argument): Set errno properly in one case.
5675 2019-03-29 Martin Liska <mliska@suse.cz>
5677 * doc/invoke.texi: Remove -Wchkp from documentation.
5679 2019-03-29 Martin Liska <mliska@suse.cz>
5681 * dbgcnt.c (print_limit_reach): New function.
5684 2019-03-29 Martin Liska <mliska@suse.cz>
5686 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5687 (dbg_cnt_process_opt): Parse first tokens aas
5688 dbg_cnt_process_single_pair is also using strtok.
5690 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5692 PR rtl-optimization/87485
5693 * function.c (expand_function_end): Move stack_protect_epilogue
5694 before loading of return value into hard register(s).
5696 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5699 * tree-inline.h (struct copy_body_data): Add
5700 dont_remap_vla_if_no_change flag.
5701 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5702 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5703 and remap_type_2 returns false.
5704 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5705 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5706 only from where it is copied to nested contexts.
5708 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5711 * config/i386/i386.md (RMW operation with LEA peephole):
5712 Use LEAMODE mode attribute instead of SWI mode iterator for
5715 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5718 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5719 Also process XEXP (src, 0) of a shift insn.
5721 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5724 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5725 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5727 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5729 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5731 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5732 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5733 immediately after first one with df_analyze in between, but rather
5734 process all bbs, queueing ones that need second pass in a worklist,
5735 df_analyze, process queued debug insn changes and if second pass is
5736 needed, process bbs from worklist, df_analyze, process queued debug
5739 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5740 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5741 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5743 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5746 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5749 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5752 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5753 function for 32-bit MS_ABI.
5754 (function_value_ms_32): New function.
5756 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5758 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5759 (movdi): Call gen_movdi_symbol_save_scc.
5760 (gen_movdi_symbol_save_scc): New insn and split.
5762 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5764 PR rtl-optimization/89313
5765 * function.c (matching_constraint_num): New static function.
5766 (match_asm_constraints_1): Use it. Fixup white space and comment.
5767 Don't replace inputs with non-matching constraints which conflict
5768 with early clobber outputs.
5770 2019-03-27 Jeff Law <law@redhat.com>
5773 PR rtl-optimization/87761
5774 PR rtl-optimization/89826
5775 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5777 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5778 note problem to get REG_DEAD/REG_UNUSED notes updated.
5780 2019-03-27 Richard Biener <rguenther@suse.de>
5782 PR tree-optimization/89463
5783 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5784 queue edges to remove.
5785 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5786 dead stmts. Delay edge removal until PHIs are removed to
5787 make debug-stmt creation not confused by seemingly degenerate
5790 2019-03-27 Alan Modra <amodra@gmail.com>
5792 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5794 * config/rs6000/darwin.h: Likewise.
5795 * config/rs6000/rs6000.c: Likewise.
5797 2019-03-27 Alan Modra <amodra@gmail.com>
5799 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5800 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5802 2019-03-26 Andrew Waterman <andrew@sifive.com>
5803 Jim Wilson <jimw@sifive.com>
5805 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5806 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5807 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5808 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5809 (generic_alu): Add auipc to type list.
5810 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5811 (riscv_microarchitecture): Declare.
5812 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5813 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5815 (riscv_microarchitecture): New.
5816 (sifive_7_tune_info): New.
5817 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5818 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5820 (riscv_store_data_bypass_p): New.
5821 (riscv_option_override): Set riscv_microarchitecture from
5822 cpu->microarchitecture.
5823 * config/riscv/riscv.md: Include sifive-7.md.
5826 (auipc<mode>): Change type to auipc.
5827 (restore_stack_nonlocal): New.
5828 * config/riscv/sifive-7.md: New.
5829 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5831 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5834 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5835 Also process XEXP (src, 0) of a shift insn.
5837 2019-03-26 Richard Biener <rguenther@suse.de>
5839 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5840 (copy_debug_stmt): Likewise.
5841 (expand_call_inline): Likewise.
5842 (copy_bb): Avoid redundant lookup & set of gimple_block.
5843 * gimple-low.c (lower_gimple_return): Likewise.
5844 (lower_builtin_setjmp): Likewise.
5846 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5848 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5849 is constant 0, turn into static const data member initialized to false.
5850 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5851 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5853 2019-03-26 Jason Merrill <jason@redhat.com>
5854 Jakub Jelinek <jakub@redhat.com>
5856 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5858 (mem_alloc_description::release_object_overhead): Fix comment typos.
5859 * hash-table.h (hash_table::~hash_table): Call
5860 release_instance_overhead only if m_entries is non-NULL, otherwise
5861 call unregister_descriptor.
5863 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5865 PR tree-optimization/81740
5866 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5867 In case of outer loop vectorization, check for backward dependence
5868 at the inner loop if outer loop dependence is reversed.
5870 2019-03-26 Alan Modra <amodra@gmail.com>
5872 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5873 rs6000_vector_mem init. Correct wI and wJ comment.
5875 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5877 PR rtl-optimization/88347
5878 PR rtl-optimization/88423
5879 * sched-deps.c (sched_analyze_insn): Take into account that for
5880 tablejumps the barrier appears after a label and a jump_table_data.
5882 2019-03-25 Martin Sebor <msebor@redhat.com>
5885 * c-common.c (check_user_alignment): Rename local. Correct maximum
5886 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5887 convert it to UHWI when it fits.
5889 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5892 * dwarf2out.c (premark_used_variables): New function.
5893 (prune_unused_types_walk): Do not mark not premarked external
5895 (prune_unused_types): Call premark_used_variables.
5897 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5899 PR rtl-optimization/89676
5900 * lra-constraints.c (curr_insn_transform): Do match reload for
5901 early clobbers when the match was successful only for different
5904 2019-03-25 Martin Sebor <msebor@redhat.com>
5906 * doc/extend.texi (Common Type Attributes): Document vector_size.
5907 (Common Variable Attributes): Mention size constraint. Correct
5909 (Vector Extensions): Use @dfn when defining bas type. Clarify
5910 base type and size constraints.
5912 2019-03-25 Richard Biener <rguenther@suse.de>
5914 PR tree-optimization/89789
5915 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5916 changes from non-undefined back to undefined.
5918 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5920 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5921 heap string and a gc string, but since this variable is unknown to
5922 ggc the gc string might get reused and corrupted. Fixed by always
5923 using a heap string.
5925 2019-03-25 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/89779
5928 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5929 to remove IV defs, delay actual removal.
5930 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5931 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5932 very end, properly also reset loop control IV information.
5934 2019-03-25 Richard Biener <rguenther@suse.de>
5936 PR tree-optimization/89802
5937 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5938 move EH data to folded stmt.
5940 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5942 * config/s390/s390-builtin-types.def: Remove few unused types and
5943 fix sort order for others.
5945 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5947 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5948 expected and found types with -mdebug during builtin matching.
5950 2019-03-25 Richard Biener <rguenther@suse.de>
5953 * fold-const.c (operand_equal_p): Revert last change with
5956 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5958 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5959 notes for the result of the __tls_get_addr calls.
5960 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5962 2019-03-24 Jeff Law <law@redhat.com>
5964 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5966 PR rtl-optimization/87761
5967 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5968 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5970 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5971 rescans. Reprocess blocks as needed, calling df_analyze before
5972 reprocessing. Always call df_analyze before fixing up debug bind
5975 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5977 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5980 2019-03-22 Andrew Pinski <apinski@marvell.com>
5982 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5983 attrribute for uxtw.
5985 2019-03-26 Jeff Law <law@redhat.com>
5987 PR rtl-optimization/87761
5988 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5989 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5990 (mips_split_move): Accept new INSN argument. Try to forward SRC
5991 into the next instruction.
5992 (mips_split_move_insn): Pass INSN through to mips_split_move.
5994 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5996 PR rtl-optimization/89676
5997 * lra-constraints.c (curr_insn_transform): Do match reload for
5998 early clobbers even if the match was successful.
6000 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6003 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
6005 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
6007 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
6009 2019-03-22 Jakub Jelinek <jakub@redhat.com>
6011 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
6012 <avx512>_fmsub_<mode>_mask3<round_name>,
6013 <avx512>_fnmadd_<mode>_mask3<round_name>,
6014 <avx512>_fnmsub_<mode>_mask3<round_name>,
6015 avx512f_vmfmadd_<mode>_mask3<round_name>,
6016 avx512f_vmfmsub_<mode>_mask3<round_name>,
6017 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
6018 instead of register_operand and %v instead of v for match_operand 1.
6019 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
6020 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
6021 <round_nimm_predicate> instead of register_operand and %v instead of v
6022 for match_operand 1.
6024 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
6025 <avx512>_fmadd_<mode>_mask3<round_name>,
6026 <avx512>_fmsub_<mode>_mask<round_name>,
6027 <avx512>_fmsub_<mode>_mask3<round_name>,
6028 <avx512>_fnmadd_<mode>_mask<round_name>,
6029 <avx512>_fnmadd_<mode>_mask3<round_name>,
6030 <avx512>_fnmsub_<mode>_mask<round_name>,
6031 <avx512>_fnmsub_<mode>_mask3<round_name>,
6032 <avx512>_fmaddsub_<mode>_mask<round_name>,
6033 <avx512>_fmaddsub_<mode>_mask3<round_name>,
6034 <avx512>_fmsubadd_<mode>_mask<round_name>,
6035 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
6036 <round_nimm_predicate> instead of nonimmediate_operand.
6037 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
6038 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
6039 Use register_operand instead of <round_nimm_predicate> for the
6040 operand that needs to match output.
6041 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
6042 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
6043 Likewise. Formatting fixes.
6046 * config/i386/i386.c (enum ix86_builtins): Remove
6047 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
6048 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
6049 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
6050 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
6051 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
6052 __builtin_ia32_vfmsubss3_mask3): New builtins.
6053 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
6054 avx512f_vmfmadd_<mode>_mask3<round_name>,
6055 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
6056 *avx512f_vmfmsub_<mode>_mask<round_name>,
6057 avx512f_vmfmsub_<mode>_mask3<round_name>,
6058 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
6059 *avx512f_vmfnmadd_<mode>_mask<round_name>,
6060 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
6061 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
6062 *avx512f_vmfnmsub_<mode>_mask<round_name>,
6063 avx512f_vmfnmsub_<mode>_mask3<round_name>,
6064 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
6065 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
6066 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
6067 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
6068 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
6069 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
6070 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
6071 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
6072 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
6073 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
6074 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
6075 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
6076 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
6077 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
6078 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
6079 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
6080 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
6081 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
6082 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
6083 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
6084 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
6085 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
6087 2019-03-21 Martin Sebor <msebor@redhat.com>
6089 PR tree-optimization/89350
6090 * builtins.c (compute_objsize): Also ignore offsets whose upper
6092 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
6093 (builtin_memref::builtin_memref): Initialize new member.
6094 Allow EXPR to be null.
6095 (builtin_memref::extend_offset_range): Replace local with a member.
6096 Avoid assuming pointer offsets are unsigned.
6097 (builtin_memref::set_base_and_offset): Determine base object
6098 before computing offset range.
6099 (builtin_access::builtin_access): Handle memset.
6100 (builtin_access::generic_overlap): Replace local with a member.
6101 (builtin_access::strcat_overlap): Same.
6102 (builtin_access::overlap): Same.
6103 (maybe_diag_overlap): Same.
6104 (maybe_diag_access_bounds): Same.
6105 (wrestrict_dom_walker::check_call): Handle memset.
6106 (check_bounds_or_overlap): Same.
6108 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
6109 Jakub Jelinek <jakub@redhat.com>
6112 * tree.c (fld_type_variant, fld_incomplete_type_of,
6113 fld_process_array_type): Call fld->pset.add and don't call
6114 add_tree_to_fld_list if it returns true.
6115 (free_lang_data_in_type): Similarly with self-recursive call. Purge
6116 non-marked types from TYPE_NEXT_VARIANT list.
6117 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
6119 2019-03-21 Jakub Jelinek <jakub@redhat.com>
6121 * hash-table.h (hash_table): Add Lazy template parameter defaulted
6122 to false, if true, don't alloc_entries during construction, but defer
6123 it to the first method that needs m_entries allocated.
6124 (hash_table::hash_table, hash_table::~hash_table,
6125 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
6126 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
6127 hash_table::clear_slot, hash_table::traverse_noresize,
6128 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
6129 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
6131 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
6132 NO_INSERT instead of find_with_hash.
6133 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
6134 hash_set::m_table): Add Lazy to template params of hash_table.
6135 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
6136 * attribs.c (test_attribute_exclusions): Likewise.
6137 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
6138 hash_set. Add tests for hash_set with Lazy = true.
6140 2019-03-21 Richard Biener <rguenther@suse.de>
6142 PR tree-optimization/89779
6143 * tree.c (tree_nop_conversion): Consolidate and fix defensive
6144 checks with respect to released SSA names now having error_mark_node
6146 * fold-const.c (operand_equal_p): Likewise.
6148 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
6151 * config/s390/s390.c (global_not_special_regno_p): Move to make it
6153 (s390_optimize_register_info): Use global_not_special_regno_p to
6154 check for global regs.
6156 2019-03-20 Jakub Jelinek <jakub@redhat.com>
6159 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
6160 update this_alternative nor this_alternative_set.
6162 2019-03-19 Jim Wilson <jimw@sifive.com>
6165 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
6166 align, size, offset. Use them to handle a BLKmode reference. Update
6168 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
6170 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6172 PR rtl-optimization/89768
6173 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
6175 (unroll_loop_runtime_iterations): Likewise.
6177 2019-03-19 Martin Sebor <msebor@redhat.com>
6179 PR tree-optimization/89644
6180 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
6181 rather than endptr as an indicator of nul-termination.
6183 PR tree-optimization/89644
6184 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
6185 arrays in determining sequence sizes in strncpy and stpncpy.
6187 2019-03-19 Martin Liska <mliska@suse.cz>
6190 * predict.c (combine_predictions_for_bb): Empty likely_edges and
6191 unlikely_edges if there's an edge that belongs to both these sets.
6193 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
6196 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
6197 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
6198 go via a stack temporary.
6200 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6203 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6204 instead of gen_rtx_SUBREG.
6205 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6207 2019-03-19 Richard Biener <rguenther@suse.de>
6210 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6212 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6216 * tree.c (free_lang_data_in_decl): Do not free context of C++
6219 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6222 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6223 subs for the first alternative except when operands[3] is 1.
6226 * gimplify.c (gimplify_asm_expr): For output argument with
6227 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6230 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6232 PR rtl-optimization/89753
6233 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6234 explicit unrolling factor even more robust.
6236 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6239 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6240 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6241 signed zeros, do another copysign after the compensation.
6243 2019-03-18 Martin Sebor <msebor@redhat.com>
6245 PR tree-optimization/89720
6246 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6247 more conservatively, the same as anti-range.
6249 2019-03-18 Richard Biener <rguenther@suse.de>
6252 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6253 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6254 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6255 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6257 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6259 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6260 Extend queue to 1024 entries.
6261 Add "consumed" field.
6262 (gomp_print_output): Remove print_index parameter.
6263 Add final parameter.
6264 Change limit to unsigned.
6265 Use consumed field to implement circular buffer.
6266 Detect interrupted print in final pass.
6267 Flush output at the end.
6268 (run): Update gomp_print_output usage.
6269 (main): Initialize kernargs->output_data.consumed.
6271 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6273 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6274 calculation of the minimum number of scalar iterations for
6275 fully-predicated loops.
6277 2019-03-18 Martin Jambor <mjambor@suse.cz>
6279 PR tree-optimization/89546
6280 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6281 any propagation to its children took place.
6283 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6286 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6287 parameter, and make use of it.
6288 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6290 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6292 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6293 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6294 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6295 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6296 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6297 match what the ops is doing.
6298 (push_multi_fp_blink): Likewise.
6299 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6300 compiling for size and elf target.
6301 (arc_save_callee_enter): Adjust note to match what enter/leave
6304 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6306 * config/arc/arc.md (tst_movb): Fix constraint.
6308 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6310 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6312 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6314 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6315 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6316 reg_alloc_order references.
6317 (size_alloc_order): Define.
6318 (arc_adjust_reg_alloc_order): New function.
6319 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6321 (ADJUST_REG_ALLOC_ORDER): Define.
6322 (HONOR_REG_ALLOC_ORDER): Likewise.
6324 2019-03-18 Richard Biener <rguenther@suse.de>
6327 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6328 loads and stores a bit more.
6330 2019-03-18 Richard Biener <rguenther@suse.de>
6333 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6334 load pessimization to stores as well.
6336 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6339 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6340 successor, use NULL as its av set.
6342 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6344 PR rtl-optimization/89721
6345 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6347 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6350 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6351 When handling vec_extract, use modular arithmetic to allow
6352 constant selectors greater than vector length.
6353 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6354 V1TImode vectors to have constant selector values greater than 0.
6355 Use modular arithmetic to compute vector index.
6356 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6357 index for in-memory vectors. Correct code generation for
6358 in-register vectors.
6359 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6362 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6366 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6369 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6372 * tree.c (inchash::add_expr): Strip any location wrappers.
6373 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6374 after hash verification.
6377 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6378 SIGN_EXTEND and ZERO_EXTEND.
6380 2019-03-14 Jason Merrill <jason@redhat.com>
6381 Jakub Jelinek <jakub@redhat.com>
6383 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6384 than if is_empty (*slot).
6385 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6386 existing elt and for elt removal.
6387 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6388 of already removed elt.
6390 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6393 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6396 2019-03-14 Martin Liska <mliska@suse.cz>
6399 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6401 2019-03-14 Richard Biener <rguenther@suse.de>
6404 * config/i386/i386.c (make_resolver_func): Properly set
6405 DECL_CONTEXT on the RESULT_DECL.
6406 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6408 2019-03-14 Richard Biener <rguenther@suse.de>
6410 * gimple-pretty-print.c: Include cfgloop.h.
6411 (dump_gimple_phi): Adjust.
6412 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6413 (pp_cfg_jump): Adjust.
6414 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6415 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6416 (lower_phi_internal_fn): Remove.
6417 (verify_gimple_call): Remove IFN_PHI special-casing.
6418 (dump_function_to_file): Dump IL state.
6419 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6420 done to deal with PHI nodes being present in non-SSA state.
6422 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6425 * multiple_target.c (create_dispatcher_calls): Change
6426 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6427 In the node->iterate_referring loop, push *ref rather than ref, call
6428 ref->remove_reference () and always pass 0 to iterate_referring.
6430 PR rtl-optimization/89679
6431 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6432 would contain a paradoxical SUBREG.
6434 2019-03-14 Richard Biener <rguenther@suse.de>
6436 PR tree-optimization/89710
6437 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6440 2019-03-14 Martin Liska <mliska@suse.cz>
6442 * coverage.c (coverage_begin_function): Stream also
6444 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6445 documentation about function declaration location.
6446 * gcov-dump.c (tag_function): Print whole range
6447 of function declaration.
6448 * gcov.c (struct function_info): Add end_column field.
6449 (function_info::function_info): Initialize it.
6450 (output_json_intermediate_file): Output {start,end}_column
6452 (read_graph_file): Read end_column.
6454 2019-03-14 Richard Biener <rguenther@suse.de>
6457 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6458 that the access types are similar.
6460 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6462 PR tree-optimization/89703
6463 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6464 aren't compatible also with builtin_decl_explicit. Check pure
6465 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6466 and BUILT_IN_STPNCPY{,_CHK}.
6468 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6471 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6472 addr32 prefix to VSIB address for X32.
6473 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6475 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6476 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6477 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6478 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6479 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6480 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6481 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6482 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6483 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6484 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6485 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6486 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6487 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6488 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6489 (*avx512f_scatterdi<mode>): Likewise.
6491 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6494 * lra-constraints.c (inherit_in_ebb): Update
6495 potential_reload_hard_regs along with live_hard_regs.
6497 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6500 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6502 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6504 2019-03-13 Martin Sebor <msebor@redhat.com>
6506 PR tree-optimization/89662
6507 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6510 2019-03-13 Richard Biener <rguenther@suse.de>
6513 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6514 throw FP expressions at tree-affine.
6516 2019-03-14 Richard Biener <rguenther@suse.de>
6518 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6519 dump negative integer constants using _Literal (type) -num.
6521 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6523 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6524 nonlocal_value member.
6527 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6528 (ipa_simd_modify_function_body): Handle PHIs.
6530 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6532 * config/s390/s390.c (s390_option_override_internal): Use more
6533 aggressive inlining parameters.
6535 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6537 * config/s390/3906.md: New file.
6538 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6539 (LONGRUNNING_THRESHOLD): Remove.
6540 (MAX_SCHED_MIX_SCORE): Decrease.
6541 (MAX_SCHED_MIX_DISTANCE): Decrease.
6542 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6543 (struct s390_sched_state): New struct to hold scheduling state.
6544 (S390_SCHED_STATE_NORMAL): Remove.
6545 (S390_SCHED_STATE_CRACKED): Remove.
6546 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6547 (s390_get_sched_attrmask): Use new attribute.
6548 (s390_get_unit_mask): Use new units.
6549 (s390_is_fpd): New function.
6550 (s390_is_fxd): New function.
6551 (s390_is_longrunning): New function.
6552 (s390_sched_score): Use new functions.
6553 (s390_sched_reorder): Likewise.
6554 (s390_sched_variable_issue): Rework and use new functions.
6555 (s390_sched_init): Use new functions.
6556 * config/s390/s390.h (s390_tune_attr): Add z14.
6557 * config/s390/s390.md: Add z14.
6559 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6561 * config/s390/2964.md: Update pipeline description.
6562 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6563 (LONGRUNNING_THRESHOLD): Remove.
6564 (LATENCY_FACTOR): Remove.
6565 (s390_get_unit_mask): Add unit.
6566 (s390_sched_score): Use fxd/fpd.
6567 (s390_sched_variable_issue): Use fxd/fpd.
6569 2019-03-12 Martin Liska <mliska@suse.cz>
6571 * config/i386/i386.c: Reword an error message.
6573 2019-03-12 Martin Jambor <mjambor@suse.cz>
6575 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6576 terminate with newline.
6578 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6581 * config/s390/s390.md (tabort): Use %wd instead of
6582 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6583 letters and periods.
6584 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6585 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6589 * builtins.c (expand_builtin_int_roundingfn,
6590 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6591 gcc_unreachable if validate_arglist fails.
6593 2019-03-12 Richard Biener <rguenther@suse.de>
6595 PR tree-optimization/89664
6596 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6597 free the occurance tree after the early out.
6599 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6603 * vr-values.c (vr_values::update_value_range): If
6604 old_vr->varying_p (), don't update it, make new_vr also VARYING
6607 2019-03-11 Martin Liska <mliska@suse.cz>
6609 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6610 Fix double string quoting.
6612 2019-03-11 Martin Liska <mliska@suse.cz>
6614 * collect-utils.c (collect_wait): Wrap apostrophes
6615 in gcc internal format with %'.
6616 * collect2.c (main): Likewise.
6617 (scan_prog_file): Likewise.
6618 (scan_libraries): Likewise.
6619 * config/i386/i386.c (ix86_expand_call): Likewise.
6620 (ix86_handle_interrupt_attribute): Likewise.
6621 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6622 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6623 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6624 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6625 * symtab.c (symtab_node::verify_base): Likewise.
6626 * tree-cfg.c (verify_gimple_label): Likewise.
6627 * tree.c (verify_type_variant): Likewise.
6629 2019-03-11 Martin Liska <mliska@suse.cz>
6631 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6632 in a string format message and fix GNU coding style.
6633 (expand_builtin_set_thread_pointer): Likewise.
6634 * common/config/aarch64/aarch64-common.c
6635 (aarch64_rewrite_selected_cpu): Likewise.
6636 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6637 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6638 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6639 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6640 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6641 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6642 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6643 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6644 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6645 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6647 * common/config/riscv/riscv-common.c
6648 (riscv_subset_list::parsing_subset_version): Likewise.
6649 (riscv_subset_list::parse_std_ext): Likewise.
6650 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6651 (riscv_subset_list::parse): Likewise.
6652 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6653 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6654 (aarch64_override_options_internal): Likewise.
6655 (aarch64_validate_mcpu): Likewise.
6656 (aarch64_validate_march): Likewise.
6657 (aarch64_validate_mtune): Likewise.
6658 (aarch64_override_options): Likewise.
6659 * config/alpha/alpha.c (alpha_option_override): Likewise.
6660 * config/arc/arc.c (arc_init): Likewise.
6661 (parse_mrgf_banked_regs_option): Likewise.
6662 (arc_override_options): Likewise.
6663 (arc_expand_builtin_aligned): Likewise.
6664 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6665 (arm_expand_builtin): Likewise.
6666 * config/arm/arm.c (arm_option_check_internal): Likewise.
6667 (arm_configure_build_target): Likewise.
6668 (arm_option_override): Likewise.
6669 (arm_options_perform_arch_sanity_checks): Likewise.
6670 (arm_handle_cmse_nonsecure_entry): Likewise.
6671 (arm_handle_cmse_nonsecure_call): Likewise.
6672 (arm_tls_referenced_p): Likewise.
6673 (thumb1_expand_prologue): Likewise.
6674 * config/avr/avr.c (avr_option_override): Likewise.
6675 * config/bfin/bfin.c (bfin_option_override): Likewise.
6676 * config/c6x/c6x.c (c6x_option_override): Likewise.
6677 * config/cr16/cr16.c (cr16_override_options): Likewise.
6678 * config/cris/cris.c (cris_option_override): Likewise.
6679 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6680 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6681 * config/darwin.c (darwin_override_options): Likewise.
6682 * config/frv/frv.c (frv_expand_builtin): Likewise.
6683 * config/h8300/h8300.c (h8300_option_override): Likewise.
6684 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6685 (ix86_option_override_internal): Likewise.
6686 (warn_once_call_ms2sysv_xlogues): Likewise.
6687 (ix86_expand_prologue): Likewise.
6688 (split_stack_prologue_scratch_regno): Likewise.
6689 (ix86_warn_parameter_passing_abi): Likewise.
6690 * config/ia64/ia64.c (fix_range): Likewise.
6691 * config/m68k/m68k.c (m68k_option_override): Likewise.
6692 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6693 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6694 (mips_set_compression_mode): Likewise.
6695 * config/mmix/mmix.c (mmix_option_override): Likewise.
6696 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6697 * config/msp430/msp430.c (msp430_option_override): Likewise.
6698 * config/nds32/nds32.c (nds32_option_override): Likewise.
6699 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6700 (nios2_option_override): Likewise.
6701 (nios2_expand_custom_builtin): Likewise.
6702 * config/nvptx/mkoffload.c (main): Likewise.
6703 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6704 * config/pa/pa.c (fix_range): Likewise.
6705 (pa_option_override): Likewise.
6706 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6707 (riscv_option_override): Likewise.
6708 * config/rl78/rl78.c (rl78_option_override): Likewise.
6709 * config/rs6000/aix61.h: Likewise.
6710 * config/rs6000/aix71.h: Likewise.
6711 * config/rs6000/aix72.h: Likewise.
6712 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6713 * config/rs6000/freebsd64.h: Likewise.
6714 * config/rs6000/linux64.h: Likewise.
6715 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6716 (rs6000_expand_zeroop_builtin): Likewise.
6717 (rs6000_expand_mtfsb_builtin): Likewise.
6718 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6719 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6720 (rs6000_invalid_builtin): Likewise.
6721 (rs6000_expand_split_stack_prologue): Likewise.
6722 * config/rs6000/rtems.h: Likewise.
6723 * config/rx/rx.c (valid_psw_flag): Likewise.
6724 (rx_expand_builtin): Likewise.
6725 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6726 * config/s390/s390.c (s390_expand_builtin): Likewise.
6727 (s390_function_profiler): Likewise.
6728 (s390_option_override_internal): Likewise.
6729 (s390_option_override): Likewise.
6730 * config/sh/sh.c (sh_option_override): Likewise.
6731 (sh_builtin_saveregs): Likewise.
6732 (sh_fix_range): Likewise.
6733 * config/sh/vxworks.h: Likewise.
6734 * config/sparc/sparc.c (sparc_option_override): Likewise.
6735 * config/spu/spu.c (spu_option_override): Likewise.
6736 (fix_range): Likewise.
6737 * config/visium/visium.c (visium_option_override): Likewise.
6738 (visium_handle_interrupt_attr): Likewise.
6739 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6740 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6741 (dbg_cnt_process_opt): Likewise.
6742 * dwarf2out.c (output_dwarf_version): Likewise.
6743 * except.c (expand_eh_return): Likewise.
6744 * gcc.c (defined): Likewise.
6745 (driver_handle_option): Likewise.
6746 (process_command): Likewise.
6747 (compare_files): Likewise.
6748 (driver::prepare_infiles): Likewise.
6749 (driver::do_spec_on_infiles): Likewise.
6750 (driver::maybe_run_linker): Likewise.
6751 * omp-offload.c (oacc_parse_default_dims): Likewise.
6752 * opts-global.c (handle_common_deferred_options): Likewise.
6753 * opts.c (parse_sanitizer_options): Likewise.
6754 (common_handle_option): Likewise.
6755 (enable_warning_as_error): Likewise.
6756 * passes.c (enable_disable_pass): Likewise.
6757 * plugin.c (parse_plugin_arg_opt): Likewise.
6758 (default_plugin_dir_name): Likewise.
6759 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6760 (default_pch_valid_p): Likewise.
6761 * toplev.c (init_asm_output): Likewise.
6762 (process_options): Likewise.
6763 (toplev::run_self_tests): Likewise.
6764 * tree-cfg.c (verify_gimple_call): Likewise.
6765 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6766 (tree_inlinable_function_p): Likewise.
6767 * var-tracking.c (vt_find_locations): Likewise.
6769 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6771 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6772 only on the else branch.
6774 2019-03-11 Martin Liska <mliska@suse.cz>
6776 * gcov.c (output_intermediate_json_line): Print function
6778 (output_json_intermediate_file): Add new argument.
6779 * doc/gcov.texi: Document the change.
6781 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6783 PR rtl-optimization/89588
6784 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6785 explicit unrolling factor more robust.
6787 2019-03-11 Richard Biener <rguenther@suse.de>
6789 PR tree-optimization/89649
6790 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6791 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6792 on the prolog and epilog loops.
6793 (vect_loop_versioning): Return copy of loop.
6794 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6795 on the non-vectorized version of the loop.
6797 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6800 * config/i386/sse.md (*vec_extractv2di_0_sse):
6801 Add (=r,x) alternative and corresponding splitter.
6803 2019-03-10 Martin Jambor <mjambor@suse.cz>
6805 PR tree-optimization/85762
6806 PR tree-optimization/87008
6807 PR tree-optimization/85459
6808 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6809 it points to if there is a type changing MEM_REF. Adjust all callers.
6810 (build_accesses_from_assign): Disable total scalarization if
6811 contains_vce_or_bfcref_p returns true through the new parameter, for
6814 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6817 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6818 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6821 * common.opt (fdiagnostics-show-labels,
6822 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6823 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6824 gas-locview-support, ginline-points, ginternal-reset-location-views):
6825 Terminate description text with a dot.
6826 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6827 * config/mcore/mcore.opt (m210, m340): Likewise.
6828 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6829 mnops=): Start description text with a capital letter.
6830 * config/arc/arc.opt (msize-level=): Likewise.
6831 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6832 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6834 * config/ft32/ft32.opt (msim): Likewise.
6835 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6836 (mnodiv, mnopm): Terminate description text with a dot.
6837 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6839 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6841 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6844 PR rtl-optimization/89634
6845 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6846 are modified in BB_END (e->src) instruction.
6848 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6851 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6852 messages more amenable to translation, and improve wording.
6854 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6856 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6857 ud- and du-chains between phases.
6859 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6862 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6863 instead of POLY_INT_CST.
6865 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6867 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6870 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6875 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6876 (_mm_storeu_si64): Ditto.
6878 2019-03-08 Martin Liska <mliska@suse.cz>
6881 * config/i386/i386.c (ix86_option_override_internal): Disable
6882 jump tables when retpolines are used.
6884 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6887 * ipa-split.c (execute_split_functions): Do not split
6888 'noinline' or 'section' function.
6890 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6893 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6894 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6895 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6898 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6899 from diagnostics. Formatting fixes.
6902 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6903 warn_odr diagnostics.
6906 * lra-constraints.c (process_alt_operands): Avoid one space before
6907 " at the end of line and another after " on another line in a string
6909 * attribs.c (handle_dll_attribute): Likewise.
6910 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6912 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6913 warning_at or inform messages in G_() if there is no ?:.
6915 PR tree-optimization/89550
6916 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6917 returned true. Formatting fixes.
6918 (expand_builtin_strnlen): Formatting fixes.
6919 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6920 if warning_at returned true.
6921 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6923 2019-03-08 Richard Biener <rguenther@suse.de>
6926 * cfgloop.h (struct loop): Add owned_clique field.
6927 * cfgloopmanip.c (copy_loop_info): Copy it.
6928 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6930 * tree-inline.c (copy_loops): Remap owned_clique.
6931 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6932 * lto-streamer-out.c (output_cfg): Likewise.
6934 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6937 * config/darwin.c: Include intl.h.
6938 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6939 composing the message out of two separate parts.
6941 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6944 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6945 doesn't start with a capital letter and doesn't end with a dot.
6946 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6947 with a capital letter.
6948 (ix86_mangle_function_version_assembler_name): Likewise.
6949 (ix86_generate_version_dispatcher_body): Likewise.
6950 (fold_builtin_cpu): Likewise.
6951 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6952 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6953 translators, wrap full type name in %qs.
6955 PR translation/79999
6956 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6957 depend clause with source (or sink) modifier.
6958 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6961 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6962 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6963 (avx512f_load<mode>_mask): New define_expand.
6964 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6965 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6966 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6967 __builtin_ia32_movess_mask): New builtins.
6968 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6969 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6970 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6971 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6973 2019-03-07 Martin Jambor <mjambor@suse.cz>
6976 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6977 for extern inline functions.
6979 2019-03-07 Martin Jambor <mjambor@suse.cz>
6982 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6983 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6984 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6985 have multiple callees. At the end check if declarations match as
6986 opposed to cgraph_nodes.
6988 2019-03-07 Martin Liska <mliska@suse.cz>
6990 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6991 which is equivalent to searching for this in clones chain.
6992 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6993 names with a neighbour and special case first node in a chain.
6995 2019-01-25 Jason Merrill <jason@redhat.com>
6997 PR c++/80916 - spurious "static but not defined" warning.
6998 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6999 for an internal symbol with DECL_EXTERNAL.
7001 2019-04-07 Richard Biener <rguenther@suse.de>
7004 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
7005 * tree-inline.c (copy_loops): Simplify.
7007 2019-03-07 Martin Liska <mliska@suse.cz>
7009 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
7011 2019-03-07 Richard Biener <rguenther@suse.de>
7013 PR tree-optimization/89595
7014 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
7015 stmt iterator as reference, take boolean output parameter to
7016 indicate whether the stmt was removed and thus the iterator
7018 (dom_opt_dom_walker::before_dom_children): Re-iterate over
7019 stmts created by folding.
7021 2019-03-07 Jakub Jelinek <jakub@redhat.com>
7024 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
7027 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
7029 PR rtl-optimization/88845
7030 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
7032 * lra.c (remove_scratches_1): New function.
7033 (remove_scratches): Use it.
7034 (lra_emit_move): Likewise.
7036 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
7038 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
7039 unaligned_access variable.
7040 * config/arc/arc.c (arc_override_options): Set unaligned access
7041 default on for HS CPUs.
7042 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
7044 2019-03-06 Martin Liska <mliska@suse.cz>
7046 PR gcov-profile/89577
7047 * doc/gcov.texi: Prefer to use --coverage.
7048 * doc/sourcebuild.texi: Likewise.
7050 2019-03-02 Jason Merrill <jason@redhat.com>
7052 PR c++/86485 - -Wmaybe-unused with empty class ?:
7053 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
7055 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7058 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
7062 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
7063 exactly one argument.
7065 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7066 Richard Sandiford <richard.sandiford@arm.com>
7068 PR tree-optimization/89570
7069 * match.pd (vec_cond into cond_op simplification): Don't use
7070 get_conditional_internal_fn, use as_internal_fn (cond_op).
7072 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
7075 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
7076 to decide when to split off a non-zero offset from a symbol.
7077 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
7078 in function symbols.
7080 2019-03-05 Richard Biener <rguenther@suse.de>
7082 PR tree-optimization/89594
7083 * tree-if-conv.c (pass_if_conversion::execute): Handle
7084 case where .LOOP_VECTORIZED_FUNCTION was removed.
7086 2019-03-05 Jakub Jelinek <jakub@redhat.com>
7089 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
7090 instead alloca it only when needed with the needed size.
7092 PR tree-optimization/89570
7093 * match.pd (vec_cond into cond_op simplification): Guard with
7094 vectorized_internal_fn_supported_p test and #if GIMPLE.
7096 PR tree-optimization/89566
7097 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
7098 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
7099 Punt if get_user_idx_format succeeds, but idx_format argument is
7100 not provided or doesn't have pointer type, or if idx_args is above
7101 number of provided arguments.
7103 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
7105 PR tree-optimization/89437
7106 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
7108 2019-03-04 Richard Biener <rguenther@suse.de>
7111 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
7114 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
7116 PR tree-optimization/89487
7117 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
7118 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
7119 (distribute_loop): Don't do runtime alias check if there is non-
7120 addressable data reference.
7121 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
7122 is a register variable.
7124 2019-03-02 Jakub Jelinek <jakub@redhat.com>
7127 * config/arm/arm.md (cmpsi2_addneg): Use
7128 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
7129 If operands[2] is 0 or INT_MIN, force use of subs.
7130 (*compare_scc splitter): Use gen_int_mode.
7131 (*negscc): Likewise.
7132 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
7134 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
7135 Monk Chiang <sh.chiang04@gmail.com>
7137 * common/config/riscv/riscv-common.c: Include sstream.
7138 (riscv_subset_list::to_string): New.
7139 (riscv_arch_str): Likewise.
7140 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
7142 * config/riscv/riscv-protos.h (riscv_arch_str): New.
7143 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
7144 (riscv_emit_attribute): New.
7145 (riscv_file_start): Emit attribute if needed.
7146 (riscv_option_override): Init riscv_emit_attribute_p.
7147 * config/riscv/riscv.opt (mriscv-attribute): New option.
7148 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
7150 * doc/install.texi: Document --with-riscv-attribute.
7151 * doc/invoke.texi: Document -mriscv-attribute.
7153 * common/config/riscv/riscv-common.c:
7154 Include config/riscv/riscv-protos.h.
7155 (INCLUDE_STRING): Defined.
7156 (RISCV_DONT_CARE_VERSION): Defined.
7157 (riscv_subset_t): Declare.
7158 (riscv_subset_t::riscv_subset_t): New.
7159 (riscv_subset_list): Declare.
7160 (riscv_subset_list::riscv_subset_list): New.
7161 (riscv_subset_list::~riscv_subset_list): Likewise.
7162 (riscv_subset_list::parsing_subset_version): Likewise.
7163 (riscv_subset_list::parse_std_ext): Likewise.
7164 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
7165 (riscv_subset_list::add): Likewise.
7166 (riscv_subset_list::lookup): Likewise.
7167 (riscv_subset_list::xlen): Likewise.
7168 (riscv_subset_list::parse): Likewise.
7169 (riscv_supported_std_ext): Likewise.
7170 (current_subset_list): Likewise.
7171 (riscv_parse_arch_string): Using riscv_subset_list::parse to
7174 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
7176 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
7177 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
7178 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
7180 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
7182 PR rtl-optimization/85899
7183 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
7184 fallthru edges leading to the exit block.
7186 2019-03-01 Tamar Christina <tamar.christina@arm.com>
7189 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
7190 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
7192 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
7194 PR tree-optimization/89535
7195 * tree-vect-stmts.c (vectorizable_call): Record the vector types
7196 for each operand. Calculate the fallback choice for mask operands
7197 and pass it to vect_get_vec_def_for_operand.
7199 2019-03-01 Richard Biener <rguenther@suse.de>
7202 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
7203 get virtual operands.
7204 (get_expr_operands): Handle CONST_DECL like other decls.
7206 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7209 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7210 on DECL_P and EXPR_P.
7212 2019-03-01 Richard Biener <rguenther@suse.de>
7215 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7216 argument, defaulted to zero.
7217 * passes.c (execute_function_todo): Pass down SSA update flags
7218 to cleanup_tree_cfg.
7219 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7220 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7222 (cleanup_tree_cfg): Get and pass down SSA update flags.
7224 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7227 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7228 early_lto_debug argument.
7230 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7232 PR tree-optimization/89536
7233 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7234 only whether bit #0 of the value is 0 instead of the entire value.
7236 2019-02-28 Marek Polacek <polacek@redhat.com>
7238 PR c++/87068 - missing diagnostic with fallthrough statement.
7239 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7240 at the end of a seq, save its location to walk_stmt_info.
7241 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7244 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7247 * tree.c (find_atomic_core_type): Move ahead in file.
7248 (check_base_type): Correctly compare alignments of atomic types.
7250 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7253 * config/i386/i386.c (get_builtin_code_for_version): Identify
7254 Westmere from PCLMUL, instead of AES.
7256 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7259 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7260 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7263 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7266 * config/aarch64/aarch64-option-extensions.def: Document it.
7267 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7270 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7273 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7274 builtins if they don't have a single scalar floating point argument.
7277 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7279 PR rtl-optimization/89490
7280 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7281 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7282 block section is not mergeable.
7284 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7287 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7288 old define_insn to ...
7289 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7290 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7291 Rename old define_insn to ...
7292 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7293 (thumb2_casesi_internal_pic): New define_expand. Rename old
7295 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7296 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7297 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7299 2019-02-27 Richard Biener <rguenther@suse.de>
7302 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7304 2019-02-27 Richard Biener <rguenther@suse.de>
7306 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7309 2019-02-27 Richard Biener <rguenther@suse.de>
7312 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7313 parameter, prefix section name with .gnu.debuglto_ if true.
7314 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7315 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7317 2019-02-27 Richard Biener <rguenther@suse.de>
7320 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7321 rather than on use_debug_types, doing what output_die does.
7322 (value_format): Likewise.
7324 2019-02-27 Martin Jambor <mjambor@suse.cz>
7325 Martin Sebor <msebor@redhat.com>
7327 * doc/invoke.texi (Warning Options): Reword description of
7328 -Wno-absolute-value.
7330 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7332 PR tree-optimization/89280
7333 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7334 builtin_setjmp_setup_bb): New functions.
7335 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7336 When visiting __builtin_setjmp_setup block, queue in special
7337 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7338 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7339 from visited after the loop if they don't have any visited successor
7342 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7344 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7346 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7348 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7351 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7352 with types other than sizetype/ssizetype.
7354 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7356 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7357 (enum sparc_processor_type): ...this.
7358 (enum sparc_code_model_type): New enumeration type.
7359 (enum sparc_memory_model_type): Tweak comments.
7360 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7362 (mcmodel): Use sparc_code_model enumeration and variable.
7363 (sparc_code_model): New enumeration.
7364 (mdebug): Add Undocumented marker.
7365 * config/sparc/sparc.h (enum cmodel): Delete.
7366 (sparc_cmodel): Likewise.
7367 (TARGET_CM_MEDLOW): Adjust to above renaming.
7368 (TARGET_CM_MEDMID): Likewise.
7369 (TARGET_CM_MEDANY): Likewise.
7370 (TARGET_CM_EMBMEDANY): Likewise.
7371 * config/sparc/sparc.c (sparc_cmodel): Delete.
7372 (sparc_option_override): Remove string/value mapping support for the
7373 code model. Move code and memory model support to after the handling
7374 of target flags. Do private machine setup last.
7375 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7376 (sparc_legitimize_reload_address): Likewise.
7377 (sparc_output_mi_thunk): Likewise.
7378 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7380 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7382 PR tree-optimization/89500
7383 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7384 (handle_builtin_strlen): Remove noncst_bound variable. Always
7385 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7386 cst if the first cst bytes starting at x are known to be non-zero,
7387 even if the string is not zero terminated. Don't try to modify
7388 *si for strnlen. Update strlen_to_stridx only for strlen or if
7389 we can prove strnlen returns the same value as strlen would.
7391 2019-02-26 Martin Liska <mliska@suse.cz>
7393 * alloc-pool.h (struct pool_usage): Remove extra
7395 * bitmap.h (struct bitmap_usage): Likewise.
7396 * ggc-common.c (struct ggc_usage): Likewise.
7397 * mem-stats.h (struct mem_usage): Likewise.
7398 (mem_alloc_description::dump): Print dash lines
7399 here and repeat header at the end of a table report.
7400 It's then more readable.
7401 * tree-phinodes.c (phinodes_print_statistics): Make
7402 horizontal alignment.
7403 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7404 * vec.c (struct vec_usage): Remove extra print_dash_line.
7405 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7407 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7409 * doc/extend.texi (__builtin_object_size):
7410 Use @pxref instead of @xref inside parenthesis.
7411 (__builtin_has_attribute): Add missing comma after @xref.
7412 (__builtin_object_size): Ditto.
7413 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7414 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7417 2019-02-26 Jeff Law <law@redhat.com>
7419 PR rtl-optimization/87761
7420 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7421 detect obviously dead insns and delete them.
7423 2019-02-26 Richard Biener <rguenther@suse.de>
7425 PR tree-optimization/89505
7426 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7427 to handle restrict pointed-to vars with multiple subvars
7430 2019-02-26 Richard Biener <rguenther@suse.de>
7432 PR tree-optimization/89489
7433 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7435 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7437 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7438 and move around comment.
7439 <BIT_AND_EXPR>: Likewise.
7440 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7442 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7445 * config/i386/i386.c (remove_partial_avx_dependency): Call
7446 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7447 after changing possibly many instructions to use that pseudo. Fix up
7448 insertion of v4sf_const0 setter at the start of bb.
7450 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7453 * doc/extend.texi (Variadic Pointer Args): New section.
7455 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7456 Martin Sebor <msebor@gmail.com>
7458 * common.opt (Wattribute-alias): Likewise.
7459 * doc/invoke.texi (Option Summary): List general form of
7460 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7461 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7462 Add cross-references.
7463 (-Wattribute-alias): Rewrite and correct default. Mention
7464 considered attributes (same as for -Wmissing-attributes).
7466 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7468 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7469 (_mm_cvtpd_ps): Likewise.
7470 (_mm_cvttpd_epi32): Likewise.
7473 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7474 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7477 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7479 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7482 * common/config/aarch64/aarch64-common.c
7483 (struct aarch64_option_extension): Add is_synthetic.
7484 (all_extensions): Use it.
7485 (TARGET_OPTION_INIT_STRUCT): Define hook.
7486 (struct gcc_targetm_common): Moved to end.
7487 (all_extensions_by_on): New.
7488 (opt_ext_cmp, typedef opt_ext): New.
7489 (aarch64_option_init_struct): New.
7490 (aarch64_contains_opt): New.
7491 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7492 * config/aarch64/aarch64-option-extensions.def
7493 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7494 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7495 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7496 Set is_synthetic to false.
7497 (crypto): Set is_synthetic to true.
7498 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7501 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7503 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7504 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7505 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7506 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7507 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7508 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7509 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7510 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7512 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7513 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7514 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7515 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7516 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7517 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7518 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7519 vfmlsl_laneq_high_f16): ... To this.
7520 * config/arm/neon.md: Update comments.
7522 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7524 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7525 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7526 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7527 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7528 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7529 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7530 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7531 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7533 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7534 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7535 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7536 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7537 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7538 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7539 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7540 vfmlslq_laneq_high_f16): ... To this.
7542 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7544 PR rtl-optimization/86096
7545 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7546 comparing mw_order values.
7548 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7551 * config/arm/arm.md (*subsi3_carryin_const): Use
7552 arm_neg_immediate_operand predicate instead of
7553 arm_not_immediate_operand, "L" constraint instead of "K" and
7554 print it using %n2 instead of %B2.
7555 (*subsi3_carryin_const0): New define_insn.
7556 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7557 instead of arm_not_operand and "I" constraint instead of "K" and
7558 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7559 another match_operand and in the condition check that it is negation
7561 (*subsi3_carryin_compare_const0): New define_ins.
7562 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7563 *subsi3_carryin_const.
7564 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7565 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7568 * config/arm.vfp.md (*negdf2_vfp): Use
7569 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7570 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7572 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7574 PR rtl-optimization/89445
7575 * simplify-rtx.c (simplify_ternary_operation): Don't use
7576 simplify_merge_mask on operands that may trap.
7577 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7578 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7579 second operand is CONST_VECTOR, check if any element could be zero.
7580 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7581 their operands can trap.
7583 2019-02-23 Martin Sebor <msebor@redhat.com>
7585 * gimple-ssa-sprintf.c (target_strtol): Rename...
7586 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7587 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7588 check for range error.
7590 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7593 * opts-common.c (prune_options): Also prune joined switches
7594 with Negative and RejectNegative.
7595 * config/i386/i386.opt (march=): Add Negative(march=).
7596 (mtune=): Add Negative(mtune=).
7597 * doc/options.texi: Document Negative used together with Joined
7600 2019-02-22 Martin Sebor <msebor@redhat.com>
7602 * doc/extend.texi (Other Builtins): Add
7603 __builtin_is_constant_evaluated.
7605 2019-02-22 Richard Biener <rguenther@suse.de>
7607 PR tree-optimization/87609
7608 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7610 2019-02-22 Jeff Law <law@redhat.com>
7612 PR rtl-optimization/87761
7613 * config/mips/mips.md: Add new combiner pattern to recognize
7614 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7616 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7619 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7620 destination register in peepholes generating patterns for ADDS/SUBS.
7621 (add<mode>3_compare0,
7622 *addsi3_compare0_uxtw, add<mode>3_compareC,
7623 add<mode>3_compareV_imm, add<mode>3_compareV,
7624 *adds_<optab><ALLX:mode>_<GPI:mode>,
7625 *subs_<optab><ALLX:mode>_<GPI:mode>,
7626 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7627 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7628 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7629 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7630 sub<mode>3_compare1): Allow stack pointer for source register.
7631 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7633 2019-02-22 Martin Sebor <msebor@redhat.com>
7635 PR tree-optimization/88993
7636 PR tree-optimization/88853
7637 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7639 (sprintf_dom_walker::call_info::is_string_func): New helper.
7640 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7641 for formatted string functions.
7642 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7644 2019-02-22 Martin Sebor <msebor@redhat.com>
7647 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7648 unreachable subexpressions.
7650 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7651 Hongtao Liu <hongtao.liu@intel.com>
7652 Sunil K Pandey <sunil.k.pandey@intel.com>
7655 * config/i386/i386-passes.def: Add
7656 pass_remove_partial_avx_dependency.
7657 * config/i386/i386-protos.h
7658 (make_pass_remove_partial_avx_dependency): New.
7659 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7661 (pass_data_remove_partial_avx_dependency): New.
7662 (pass_remove_partial_avx_dependency): Likewise.
7663 (make_pass_remove_partial_avx_dependency): Likewise.
7664 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7665 (*extendsfdf2): Add avx_partial_xmm_update.
7666 (truncdfsf2): Likewise.
7667 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7668 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7670 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7673 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7676 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7679 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7680 (PTA_SKYLAKE): Add PTA_AES.
7681 (PTA_GOLDMONT): Likewise.
7683 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7685 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7686 instruction if enabled.
7687 (aarch64_override_options): Remove reference to return address key.
7689 2019-02-22 Richard Biener <rguenther@suse.de>
7691 PR tree-optimization/89440
7692 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7693 not necessary assert.
7695 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7698 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7699 (oacc_replace_fn_attrib_attr): ... this new function.
7700 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7701 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7703 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7705 * config/arm/arm-cpus.in (ares): Rename to...
7706 (neoverse-n1): ... This. Add ares as alias.
7707 * config/arm/arm-tables.opt: Regenerate.
7708 * config/arm/arm-tune.md: Likewise.
7709 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7711 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7713 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7714 * config/aarch64/aarch64-tune.md: Regenerate.
7715 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7717 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7719 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7720 (neoversen1_tunings): ... This.
7721 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7722 (neoverse-n1): New CPU.
7723 * config/aarch64/aarch64-tune.md: Regenerate.
7724 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7726 2019-02-22 Richard Biener <rguenther@suse.de>
7729 * cfghooks.h (dependence_hash): New typedef.
7730 (struct copy_bb_data): New type.
7731 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7732 (duplicate_block): Likewise.
7733 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7734 (copy_bbs): Create and pass down copy_bb_data.
7735 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7736 (rtl_duplicate_bb): Likewise.
7737 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7738 remap dependence info.
7740 2019-02-22 Richard Biener <rguenther@suse.de>
7742 PR tree-optimization/87609
7743 * tree-core.h (tree_base): Document special clique values.
7744 * tree-inline.c (remap_dependence_clique): Do not use the
7745 special clique value of one.
7746 (maybe_set_dependence_info): Use clique one.
7747 (clear_dependence_clique): New callback.
7748 (compute_dependence_clique): Clear clique one from all refs
7749 before assigning it (again).
7751 2019-02-21 Martin Sebor <msebor@redhat.com>
7753 * doc/extend.texi (__clear_cache): Correct signature.
7755 2019-02-21 Ian Lance Taylor <iant@golang.org>
7758 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7759 than output_constant_def.
7760 (add_constant_to_table): New static function.
7761 (output_constant_def): Call add_constant_to_table.
7762 (tree_output_constant_def): Likewise.
7764 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7767 * builtins.c (fold_builtin_arith_overflow): If first two args are
7768 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7771 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7774 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7775 error for -mindirect-branch/-mfunction-return with incompatible
7778 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7781 * constraints.md (q): Remove.
7782 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7785 2019-02-21 Martin Jambor <mjambor@suse.cz>
7788 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7789 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7790 (omp_adjust_for_condition): ...here. Added necessary parameters.
7791 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7792 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7793 proper values to new parameters of omp_adjust_for_condition.
7795 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7798 * expr.c (expand_assignment): If result is a MEM, use change_address
7799 instead of simplify_gen_subreg.
7801 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7802 David Malcolm <dmalcolm@redhat.com>
7805 * fold-const.c (decode_field_reference): Return NULL_TREE if
7806 lang_hooks.types.type_for_size returns NULL. Check it before
7807 overwriting *exp_. Use return NULL_TREE instead of return 0.
7809 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7813 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7816 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7819 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7820 TARGET_SSE in addition to TARGET_SSE_MATH.
7822 (ix86_excess_precision): Ditto.
7823 (ix86_float_exceptions_rounding_supported_p): Ditto.
7824 (use_rsqrt_p): Ditto.
7825 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7827 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7830 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7831 linenum_arith_t when determining if two adjacent line spans are
7832 close enough to merge.
7833 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7834 lines within each line_span.
7836 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7839 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7840 paradoxical SUBREGS.
7842 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7845 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7846 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7847 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7850 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7852 * config/gcn/gcn.c (print_operand): Fix typo.
7854 2019-02-19 Richard Biener <rguenther@suse.de>
7857 * toplev.c (do_compile): Initialize mpfr's exponent range
7858 based on available float modes.
7860 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7862 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7863 as long as the epilogue isn't completed.
7865 2019-02-18 Martin Sebor <msebor@redhat.com>
7867 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7868 __has_cpp_attribute, and __has_include.
7870 2019-02-18 Martin Sebor <msebor@redhat.com>
7872 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7874 2019-02-18 Martin Sebor <msebor@redhat.com>
7877 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7879 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7881 2019-02-18 Richard Biener <rguenther@suse.de>
7883 PR tree-optimization/89296
7884 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7885 of no-warning flag to cases that might emit the bogus warning.
7887 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7890 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7892 * config/arm/vfp.md (*movdi_vfp): Likewise.
7893 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7894 "q" constraint for operands[0].
7897 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7898 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7899 pattern in a temporary buffer.
7900 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7901 than 64-operands[2].
7904 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7905 s390_indirect_branch_settings): Define unconditionally.
7906 (s390_set_current_function): Likewise, but guard the whole body except
7907 the s390_indirect_branch_settings call with
7908 #if S390_USE_TARGET_ATTRIBUTE.
7909 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7911 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7912 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7913 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7914 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7915 HOST_WIDE_INT_1U instead of 1ULL.
7916 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7917 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7918 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7919 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7921 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7924 2019-02-18 Martin Jambor <mjambor@suse.cz>
7926 PR tree-optimization/89209
7927 * tree-sra.c (create_access_replacement): New optional parameter
7928 reg_tree. Use it as a type if non-NULL and access type is not of
7930 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7931 to create_access_replacement.
7932 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7933 Check lacc is non-NULL before attempting to re-create it on the RHS.
7935 2019-02-18 Martin Liska <mliska@suse.cz>
7938 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7940 (symbol_table::free_edge): Recycle m_summary_id.
7941 * cgraph.h (get_summary_id): New.
7942 (symbol_table::release_symbol): Set m_summary_id to -1
7944 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7945 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7946 function_summary to fast_function_summary.
7947 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7948 * ipa-pure-const.c (class funct_state_summary_t):
7949 Switch from function_summary to fast_function_summary.
7950 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7951 (class ipa_ref_opt_summary_t): Switch from function_summary
7952 to fast_function_summary.
7953 * symbol-summary.h (class function_summary_base): New class
7954 that is created from base of former function_summary.
7955 (function_summary_base::unregister_hooks): New.
7956 (class function_summary): Inherit from function_summary_base.
7957 (class call_summary_base): New class
7958 that is created from base of former call_summary.
7959 (class call_summary): Inherit from call_summary_base.
7960 (struct is_same): New.
7961 (class fast_function_summary): New summary class.
7962 (class fast_call_summary): New summary class.
7963 * vec.h (vec_safe_grow_cleared): New function.
7965 2019-02-18 Martin Liska <mliska@suse.cz>
7967 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7968 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7969 * doc/tm.texi: Document new target hook.
7970 * doc/tm.texi.in: Likewise.
7971 * target.def: Add new target macro.
7972 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7975 2019-02-17 Alan Modra <amodra@gmail.com>
7978 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7979 output reg on add insn.
7980 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7982 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7985 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7986 (PMULHRSW): Likewise.
7987 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7989 (ssse3_pmulhrswv4hi3): New expander.
7991 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7993 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7994 MMX. Add isa attribute.
7996 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7998 PR rtl-optimization/66152
7999 * builtins.h (c_readstr): Declare.
8000 * builtins.c (c_readstr): Remove forward declaration. Add
8001 null_terminated_p argument, if false, read all bytes from the
8002 string instead of stopping after '\0'.
8003 * expr.c (string_cst_read_str): New function.
8004 (store_expr): Use string_cst_read_str instead of
8005 builtin_strncpy_read_str. Try to store by pieces the whole
8006 exp_len first, and only if that fails, split it up into
8007 store by pieces followed by clear_storage. Formatting fix.
8009 * config/i386/i386.md (*movqi_internal): Remove static from
8010 buf variable. Use output_asm_insn (buf, operands); return "";
8011 instead of return buf;.
8012 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
8013 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
8014 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
8016 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8018 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
8019 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
8020 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
8021 (CC1_SPEC): Likewise.
8022 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
8024 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8026 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
8027 the base address on 64-bit strict-alignment platforms.
8029 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
8031 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
8033 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8035 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
8037 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
8039 PR rtl-optimization/88308
8040 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
8041 on copied instruction.
8043 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
8045 * final.c (insn_current_reference_address): Replace test on JUMP_P
8046 with test on jump_to_label_p.
8047 * config/visium/visium-passes.def: New file.
8048 * config/visium/t-visium (PASSES_EXTRA): Define.
8049 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
8050 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
8051 (TRAMPOLINE_ALIGNMENT): Define.
8052 * config/visium/visium.c (visium_option_override): Do not register
8053 the machine-specific reorg pass here.
8054 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
8056 (output_branch): Adjust threshold for long branch instruction.
8057 * config/visium/visium.md (cpu): Move around.
8058 (length): Adjust for the GR6.
8060 2019-02-15 Richard Biener <rguenther@suse.de>
8061 Jakub Jelinek <jakub@redhat.com>
8063 PR tree-optimization/89278
8064 * tree-loop-distribution.c: Include tree-eh.h.
8065 (generate_memset_builtin, generate_memcpy_builtin): Call
8066 rewrite_to_non_trapping_overflow on builtin->size before passing it
8067 to force_gimple_operand_gsi.
8069 2019-02-15 Jakub Jelinek <jakub@redhat.com>
8072 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
8074 * opth-gen.awk: Likewise.
8076 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
8078 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
8079 Enable MMX, SSE and SSE2 by default.
8080 * config/i386/i386.c (ix86_option_override_internal): Do not
8081 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
8083 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8085 PR rtl-optimization/89354
8086 * combine.c (make_extraction): Punt if extraction_mode is narrower
8089 2019-02-14 Maya Rashish <coypu@sdf.org>
8091 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
8092 * config/netbsd-d.c: New file.
8093 * config/t-netbsd: Add netbsd-d.o
8095 2018-02-14 Steve Ellcey <sellcey@marvell.com>
8097 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
8098 affects_type_identity to true for aarch64_vector_pcs.
8099 (aarch64_comp_type_attributes): New function.
8100 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
8102 2019-02-14 Tamar Christina <tamar.christina@arm.com>
8105 * config/arm/iterators.md (ANY64): Add V4HF.
8107 2019-02-14 Martin Liska <mliska@suse.cz>
8109 PR rtl-optimization/89242
8110 * dce.c (delete_unmarked_insns): Call free_dominance_info we
8111 process a transformation.
8113 2019-02-14 Jakub Jelinek <jakub@redhat.com>
8115 PR tree-optimization/89314
8116 * fold-const.c (fold_binary_loc): Cast strlen argument to
8117 const char * before dereferencing it. Formatting fixes.
8120 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
8122 2019-02-13 Ian Lance Taylor <iant@golang.org>
8124 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
8125 and set current index for other optimizations.
8127 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
8129 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
8130 nonimmediate_operand as operand 2 predicate.
8131 (vec_set<VF2_512_256:mode>_0): Ditto.
8132 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
8133 (*vec_concatv2si): Remove alternative 2.
8134 (*vec_concatv4si_0): Use vm constraint for alternative 0.
8135 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
8136 (vec_concatv2di): Split alternatives 4,5,6 to ...
8137 (*vec_concatv2di_0) ... new pattern.
8139 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
8142 * config/arm/arm.c (ldm_stm_operation_p) Set
8143 addr_reg_in_reglist correctly for first register.
8144 (load_multiple_sequence): Remove dead base check.
8145 (gen_ldm_seq): Correctly set write_back for Thumb-1.
8147 2019-02-13 Tamar Christina <tamar.christina@arm.com>
8150 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
8151 Expose as @aarch64_pred_mov.
8152 * config/aarch64/aarch64.c (aarch64_classify_address):
8153 Use expand_insn which legitimizes operands.
8155 2019-02-13 Martin Liska <mliska@suse.cz>
8157 * builtins.h (expand_builtin_with_bounds): Remove declaration.
8158 * calls.c (struct arg_data): Remove special_slot, pointer_arg
8159 and pointer_offset fields.
8160 (initialize_argument_information): Remove usage of dead
8162 * cgraph.h (struct cgraph_thunk_info): Remove
8163 add_pointer_bounds_args.
8164 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
8166 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
8168 * config/i386/i386.c (ix86_function_arg_advance): Remove
8170 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
8171 (def_builtin): Remove usage of dead
8173 (ix86_add_new_builtins): Likewise.
8174 * ipa-fnsummary.c (compute_fn_summary): Likewise.
8175 * ipa-icf.c (sem_function::equals_wpa): Likewise.
8176 (sem_function::init): Likewise.
8177 (sem_variable::merge): Likewise.
8178 * ipa-visibility.c (function_and_variable_visibility): Likewise.
8179 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
8180 * lto-cgraph.c (lto_output_node): Likewise.
8181 (lto_output_varpool_node): Likewise.
8182 (input_node): Likewise.
8183 (input_varpool_node): Likewise.
8184 * lto-streamer-out.c (lto_output): Likewise.
8185 * tree-inline.c (expand_call_inline): Remove usage of
8187 * tree-inline.h (struct copy_body_data): Likewise.
8188 * varpool.c (varpool_node::dump): Likewise.
8190 2019-02-13 Jakub Jelinek <jakub@redhat.com>
8193 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
8194 into pt->vars_contains_escaped_heap instead of setting
8195 pt->vars_contains_escaped_heap to it.
8198 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
8199 INTVAL (size), compare it to GET_MODE_MASK instead of
8200 1 << GET_MODE_BITSIZE.
8203 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8204 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8207 2019-02-13 Martin Liska <mliska@suse.cz>
8210 * cfgrtl.c (remove_barriers_from_footer): New function.
8211 (try_redirect_by_replacing_jump): Use it.
8212 (cfg_layout_redirect_edge_and_branch): Likewise.
8214 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8216 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8217 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8218 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8219 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8220 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8221 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8223 * config/rs6000/rs6000.c (builtin_function_type)
8224 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8225 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8226 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8227 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8228 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8230 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8232 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8233 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8235 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8238 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8239 268678 and revision 268657.
8240 (*movti_internal): Likewise.
8242 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8245 * config/s390/s390.c (s390_decompose_address): Update comment.
8246 (s390_check_qrst_address): Reject invalid address forms after
8249 2019-02-12 Martin Liska <mliska@suse.cz>
8252 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8253 we need default values of funct_state for a function that
8256 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8258 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8259 the object to pick the size of stores on strict-alignment platforms.
8261 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8262 (*movdi_insn_sp32): Likewise.
8263 (*movdi_insn_sp64): Likewise.
8265 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8268 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8269 types that needs constructiong.
8270 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8272 2019-02-12 Richard Biener <rguenther@suse.de>
8274 PR tree-optimization/89253
8275 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8278 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8281 * input.c (selftest::test_line_offset_overflow): New selftest.
8282 (selftest::input_c_tests): Call it.
8284 2019-02-11 Martin Sebor <msebor@redhat.com>
8286 PR tree-optimization/88771
8287 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8288 when -Wstringop-overflow is set.
8289 (builtin_memref::builtin_memref): Adjust excessive upper bound
8290 only when lower bound is not excessive.
8291 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8292 -Wstringop-ovefflow.
8293 (maybe_diag_offset_bounds): Rename...
8294 (maybe_diag_access_bounds): ...to this.
8295 (check_bounds_or_overlap): Adjust for name change above.
8297 2019-02-11 Martin Sebor <msebor@redhat.com>
8300 * builtins.c (max_object_size): Move from here...
8301 * builtins.h (max_object_size): ...and here...
8302 * tree.c (max_object_size): ...to here...
8303 * tree.h (max_object_size): ...and here.
8305 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8307 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8308 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8309 for correct semantics.
8311 2019-02-11 Alan Modra <amodra@gmail.com>
8313 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8314 -mlongcall and -mpltseq.
8315 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8316 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8317 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8318 * config/rs6000/sysv4.opt (mpltseq): New option.
8319 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8320 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8321 support is lacking. Don't allow -mpltseq with -mbss-plt.
8322 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8323 -mpltseq given for ELFv1.
8324 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8325 Only use UNSPEC_PLTSEQ for inline PLT calls.
8326 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8327 use UNSPEC_PLTSEQ for inline PLT calls.
8328 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8329 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8330 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8331 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8332 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8333 (pltseq_mtctr_<mode>): Likewise.
8335 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8337 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8339 * configure: Regenerate.
8341 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8344 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8347 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8349 * function.c (assign_parm_setup_block): Use the stored
8350 size, not the passed size, when allocating stack-space,
8351 also for a parameter with alignment larger than
8352 MAX_SUPPORTED_STACK_ALIGNMENT.
8354 2019-02-11 Martin Liska <mliska@suse.cz>
8357 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8358 * ipa-inline.c (inline_small_functions): Likewise.
8359 * ipa-pure-const.c (propagate_pure_const): Likewise.
8360 (propagate_nothrow): Likewise.
8361 * ipa-reference.c (propagate): Likewise.
8362 * ipa-utils.c (struct searchc_env): Remove unused field.
8363 (searchc): Always search across AVAIL_INTERPOSABLE.
8364 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8365 the only called IPA pure const can properly not propagate
8366 across interposable boundary.
8367 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8369 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8371 * config/nds32/nds32.md (call_internal, call_value_internal,
8372 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8374 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8376 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8379 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8381 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8384 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8386 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8388 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8390 PR tree-optimization/89268
8391 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8392 if preds is non-NULL.
8394 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8397 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8400 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8402 * config/nds32/nds32.md (trap): New pattern.
8404 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8406 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8409 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8411 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8414 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8416 * ipa-visibility.c (localize_node): Also do not localize
8417 LDPR_PREVAILING_DEF_IRONLY_EXP.
8419 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8422 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8423 instead of type_with_linkage.
8425 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8428 * params.def (uninlined-function-insns, uninlined-function-time,
8429 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8430 bound so we don't get overflows.
8432 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8434 * config/rs6000/rs6000-string.c (expand_compare_loop,
8435 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8438 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8441 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8442 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8443 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8445 2019-02-09 Alan Modra <amodra@gmail.com>
8448 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8449 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8452 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8455 * lra-constraints.c (process_alt_operands): Don't increase reject
8456 for memory when offset memory is required.
8458 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8460 * config/s390/vector.md: Implement vector copysign.
8462 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8464 * expr.c (expand_constructor): Correct indentations.
8466 2019-02-08 Richard Biener <rguenther@suse.de>
8468 PR tree-optimization/89247
8469 * tree-if-conv.c: Include tree-cfgcleanup.h.
8470 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8471 (tree_if_conversion): Pass through predicate vector.
8472 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8473 inline, see if any if-converted loops we refrece in
8474 LOOP_VECTORIZED calls vanished and fixup.
8475 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8477 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8479 * config/s390/constraints.md (jdd): New constraint.
8481 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8484 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8485 upper 16 vector registers without TARGET_AVX512VL.
8486 (*movti_internal): Likewise.
8488 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8490 PR rtl-optimization/89234
8491 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8492 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8493 (copy_reg_eh_region_note_backward): Likewise.
8495 2019-02-08 Richard Biener <rguenther@suse.de>
8498 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8500 (analyze_subscript_affine_affine): Handle failure from
8501 initialize_matrix_A.
8503 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8505 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8508 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8510 PR tree-optimization/86637
8511 PR tree-optimization/89235
8512 * tree-vect-loop.c (optimize_mask_stores): Add an
8513 auto_purge_vect_location sentinel to ensure that vect_location is
8516 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8517 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8518 to ensure that vect_location is purged on exit.
8519 (pass_slp_vectorize::execute): Likewise, replacing the manual
8521 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8523 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8525 * config/aarch64/iterators.md (max_opp): New code_attr.
8526 (USMAX): New code iterator.
8527 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8528 (aarch64_smax): Likewise.
8529 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8530 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8533 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8536 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8537 for TARGET_AVX512VL.
8538 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8540 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8542 * config/s390/s390-builtin-types.def: Add new types.
8543 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8544 (s390_vec_xlw4): Make the memory operand into a const pointer.
8545 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8547 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8548 a new vector type with the alignment of the scalar memory operand.
8550 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8551 Jakub Jelinek <jakub@redhat.com>
8554 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8555 arm_count_ldrdstrd_insns): New declarations.
8556 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8558 (valid_operands_ldrd_strd): New function.
8559 (arm_count_ldrdstrd_insns): New function.
8560 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8561 sets instead of single DImode set and define new insns to match this.
8563 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8565 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8566 Make it a C initializer.
8568 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8571 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8573 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8575 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8576 Use neon_dot<q> for type.
8577 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8579 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8581 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8582 Use neon_dot<q> for type.
8583 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8584 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8586 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8588 PR rtl-optimization/89225
8589 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8592 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8594 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8595 after restoring registers saved to allocate the frame on Windows.
8597 2019-02-06 Richard Biener <rguenther@suse.de>
8599 PR tree-optimization/89182
8600 * graphite.h (cached_scalar_evolution_in_region): Declare.
8601 * graphite.c (struct seir_cache_key): New.
8602 (struct sese_scev_hash): Likewise.
8603 (seir_cache): New global.
8604 (cached_scalar_evolution_in_region): New function.
8605 (graphite_transform_loops): Allocate and release seir_cache.
8606 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8607 cached_scalar_evolution_in_region.
8608 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8610 (scop_detection::graphite_can_represent_expr: Use
8611 cached_scalar_evolution_in_region.
8612 (scop_detection::stmt_simple_for_scop_p): Likewise.
8613 (find_params_in_bb): Likewise.
8614 (gather_bbs::before_dom_children): Likewise.
8615 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8616 (add_loop_constraints): Likewise.
8618 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8621 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8622 operand to new_unary_operation only if both element types are integral
8623 and it isn't a widening conversion. Return NULL_TREE if
8624 new_unary_operation failed.
8626 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8629 * config/s390/s390.md: Remove load and test FP splitter.
8631 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8634 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8635 expand_compare_loop, expand_block_compare_gpr,
8636 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8637 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8638 #include "profile-count.h" and "predict.h" for types and functions
8639 needed to work with REG_BR_PROB notes.
8641 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8644 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8645 for the long branch case.
8647 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8650 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8651 can throw, non-call exceptions are enabled and we can't delete
8652 dead exceptions or alter cfg. Set must_clean if
8653 delete_insn_and_edges returns true, don't set it blindly for calls.
8654 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8656 PR rtl-optimization/89195
8657 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8658 of the original MEM.
8660 2019-02-05 Martin Liska <mliska@suse.cz>
8662 PR gcov-profile/89000
8663 * gcov.c (function_summary): Remove argument.
8664 (file_summary): New function.
8665 (print_usage): Replace tabs with spaces.
8666 (generate_results): Use new function file_summary.
8668 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8671 * optabs.c (prepare_cmp_insn): Pass x and y to
8672 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8674 2019-02-05 Richard Biener <rguenther@suse.de>
8677 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8678 (struct bitmap_element): Drop chain_prev so we properly recurse on
8679 the prev member, supporting tree views.
8680 (struct bitmap_head): GTY skip the obstack member.
8682 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8685 * doc/extend.texi (Vector Extensions): Add an example of using vector
8686 types together with x86 intrinsics.
8688 2019-02-04 Alan Modra <amodra@gmail.com>
8690 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8691 str[] size to 160, and comment.
8693 2019-02-04 Alan Modra <amodra@gmail.com>
8695 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8696 (rs6000_pltseq_template): Guard output of TLS markers with
8698 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8699 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8700 to use inline PLT sequences.
8701 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8702 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8703 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8705 2019-02-04 Martin Liska <mliska@suse.cz>
8708 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8709 out when ipa_fn_summaries does not contain entry for callee.
8711 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8713 * config/sparc/sparc.h: Remove superfluous blank lines.
8714 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8715 (got_register_rtx): ...this.
8716 (sparc_got): Adjust to above renaming.
8717 (sparc_tls_got): Likewise.
8718 (sparc_delegitimize_address): Likewise.
8719 (sparc_output_mi_thunk): Likewise.
8720 (sparc_init_pic_reg): Likewise.
8721 (save_local_or_in_reg_p): Fix test on the GOT register.
8722 (USE_HIDDEN_LINKONCE): Move around.
8723 (get_pc_thunk_name): Likewise.
8724 (gen_load_pcrel_sym): Likewise.
8725 (load_got_register): Likewise.
8727 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8729 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8730 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8732 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8734 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8737 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8739 * config.gcc (with_nds32_lib, glibc):
8740 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8741 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8742 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8744 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8747 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8748 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8749 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8750 (*rcpsf2_sse): Ditto.
8751 (*rsqrtsf2_sse): Ditto.
8752 (sse4_1_round<mode<2): Ditto.
8754 2019-02-03 Richard Biener <rguenther@suse.de>
8757 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8760 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8763 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8764 Punt with warning on aggregate return or argument types. Ignore
8765 type/mode checking for uniform arguments.
8767 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8769 * combine.c (try_combine): Do not print "Can't combine" messages unless
8770 printing failed combination attempts.
8772 2019-02-01 Martin Jambor <mjambor@suse.cz>
8775 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8776 segment and global segment variables before making them static.
8778 2019-02-01 Martin Jambor <mjambor@suse.cz>
8780 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8781 missed optimization dump with dump_enabled_p.
8783 2019-02-01 Richard Biener <rguenther@suse.de>
8786 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8787 the instantiate cache.
8788 (instantiate_scev_binary): Elide second operand procesing
8789 if equal to the first.
8790 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8791 (chrec_contains_undetermined): Likewise.
8792 (tree_contains_chrecs): Likewise.
8794 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8796 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8798 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8800 PR tree-optimization/89143
8801 * wide-int-range.h (wide_int_range_absu): Declare.
8802 * wide-int-range.cc (wide_int_range_absu): New function.
8803 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8805 PR tree-optimization/88107
8806 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8807 instead of assertion that eh_region_outermost is non-NULL, if it
8808 is NULL, set *ALL to true and return NULL.
8809 (move_sese_region_to_fn): Adjust caller, if all is set, call
8810 duplicate_eh_regions with NULL region.
8812 2019-02-01 Richard Biener <rguenth@suse.de>
8814 PR rtl-optimization/88593
8815 * mode-switching.c (optimize_mode_switching): Free dominators before
8816 calling cleanup_cfg.
8818 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8820 PR tree-optimization/88932
8821 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8823 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8826 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8827 bogus clang warning.
8829 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8832 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8833 alternative to avoid partial SSE register stall for TARGET_AVX.
8834 (truncdfsf2): Ditto.
8835 (sse4_1_round<mode>2): Ditto.
8837 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8839 PR tree-optimization/89008
8840 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8841 process anything of the form X * 0.
8843 2019-01-31 Richard Biener <rguenther@suse.de>
8845 PR tree-optimization/89135
8846 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8847 with abnormal preds.
8849 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8852 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8853 always_inline callees into no_sanitize_address callers.
8855 2019-01-31 Richard Biener <rguenther@suse.de>
8857 PR rtl-optimization/89115
8858 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8860 2019-01-30 Martin Sebor <msebor@redhat.com>
8863 * doc/extend.texi (cast to a union): Correct and expand.
8865 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8867 PR rtl-optimization/87246
8868 * lra-constraints.c (simplify_operand_subreg): Reload memory
8869 in subreg if the address became invalid.
8871 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8874 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8875 Disable for little-endian.
8877 2019-01-30 Richard Biener <rguenther@suse.de>
8879 PR rtl-optimization/89115
8880 * opts.c (default_options_optimization): Reduce
8881 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8882 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8885 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8887 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8888 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8889 type of vector element when vec_extract is implemented by direct
8892 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8894 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8896 2019-01-30 Richard Biener <rguenther@suse.de>
8898 PR tree-optimization/89111
8899 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8900 canonicalization to appropriately sized access types.
8902 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8905 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8906 for arguments to functions that are TU-local and shouldn't be
8907 referenced by assembly.
8909 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8911 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8914 2019-01-29 Martin Sebor <msebor@redhat.com>
8917 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8919 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8923 * omp-simd-clone.c (simd_clone_clauses_extract)
8924 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8925 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8927 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8929 * config.gcc: Force .init_array for ARC.
8931 2019-01-29 Richard Biener <rguenther@suse.de>
8934 * dwarf2out.c (collect_skeleton_dies): New helper.
8935 (copy_decls_for_unworthy_types): Call it.
8936 (build_abbrev_table): Assert we do not try to replace
8937 DW_AT_signature refs with local refs.
8939 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8942 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8943 for lastprivate/linear IV, push gimplify context around gimplify_assign
8944 and, if it needed any temporaries, pop it into a gimple bind around the
8947 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8949 * common.opt (-Wattribute-alias): Remove "no-" from name.
8950 Make -Wattribute-alias command line option and
8951 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8953 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8956 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8957 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8959 (bmi2): Add missing @opindex.
8960 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8961 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8962 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8963 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8964 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8965 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8966 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8967 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8968 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8969 xsavec, xsaveopt and xsaves options.
8971 2019-01-28 Richard Biener <rguenther@suse.de>
8974 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8977 2019-01-28 Richard Biener <rguenther@suse.de>
8979 PR tree-optimization/88739
8980 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8981 BIT_FIELD_REFs only are applied to mode-precision operands
8982 when they are integral.
8983 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8984 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8985 BIT_FIELD_REFs of non-mode-precision integral operands.
8987 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8990 * config/i386/sse.md
8991 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8992 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8993 first constants in pairs are multiples of 2. Formatting fixes.
8994 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8995 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8996 first constants in each quadruple are multiples of 4. Formatting fixes.
8998 2019-01-26 Martin Jambor <mjambor@suse.cz>
9001 * tree-inline.c: Include tree-cfgcleanup.h.
9002 (delete_unreachable_blocks_update_callgraph): Move...
9003 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
9004 ...here, make externally visible, make second argument bool, adjust
9006 * tree-cfgcleanup.c: Include cgraph.h.
9007 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
9009 * ipa-prop.c: Include tree-cfgcleanup.h.
9010 (ipcp_transform_function): Call
9011 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
9013 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
9015 PR rtl-optimization/88846
9016 * ira.c (process_set_for_memref_referenced_p): New.
9017 (memref_referenced_p): Add new param. Use
9018 process_set_for_memref_referenced_p. Add new switch cases.
9019 (memref_used_between_p): Pass new arg to memref_referenced_p.
9021 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
9024 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
9025 argument ABI_BREAK. Set to true if the calculated alignment has
9026 changed in gcc-9. Check bit-fields for their base type alignment.
9027 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
9028 (aarch64_function_arg_boundary): Likewise.
9029 (aarch64_gimplify_va_arg_expr): Likewise.
9031 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9034 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
9035 instead of accessing TREE_INT_CST_ELT directly.
9037 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
9039 * doc/sourcebuild.texi (Environment attributes): Add fenv and
9040 fenv_exceptions description.
9042 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
9044 PR rtl-optimization/87763
9045 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
9046 Allow SUBREG when matching CC_NZmode compare.
9048 2019-01-25 Richard Biener <rguenther@suse.de>
9050 PR tree-optimization/89049
9051 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
9052 Look at the pattern stmt to determine if the stmt is vectorized.
9054 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
9056 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
9057 (pred_mov<mode>): Handle all-register forms using both a new
9058 alternative and a split.
9060 2019-01-25 Richard Biener <rguenther@suse.de>
9062 PR tree-optimization/86865
9063 * graphite-scop-detection.c (scop_detection::can_represent_loop):
9064 Reject non-do-while loops.
9066 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
9068 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
9069 * config/rs6000/constraints.md (Q constraint): Use REG_P.
9070 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
9071 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9072 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
9073 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9074 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
9075 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
9076 vlogical_operand, gpc_reg_operand, int_reg_operand,
9077 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
9078 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
9079 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
9080 (save_world_operation, restore_world_operation, lmw_operation,
9081 stmw_operation): Use MEM_P and REG_P.
9082 (tie_operand): Use MEM_P.
9083 (vrsave_operation, crsave_operation): Use REG_P.
9084 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
9085 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
9086 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
9087 (call_operand): Use HARD_REGISTER_P.
9088 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
9090 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
9091 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
9092 quad_aligned_load_p, replace_swapped_aligned_store,
9093 recombine_lvx_pattern, replace_swapped_aligned_load,
9094 recombine_stvx_pattern): Use MEM_P.
9095 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
9096 Use MEM_P and SYMBOL_REF_P.
9097 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
9098 (insn_is_swappable_p): Use REG_P and MEM_P.
9099 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
9100 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
9102 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
9104 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
9106 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
9107 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
9108 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
9109 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
9111 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9112 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
9113 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
9114 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
9115 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
9116 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
9117 rs6000_split_logical_di): Use CONST_INT_P.
9118 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
9119 REG_P and SYMBOL_REF_P.
9120 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
9121 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
9122 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
9123 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
9124 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
9125 (small_data_operand, print_operand_address): Use CONST_INT_P and
9127 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
9128 (rs6000_init_hard_regno_mode_ok, direct_move_p):
9129 Use HARD_REGISTER_NUM_P.
9130 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
9131 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
9132 SUBREG_P and SYMBOL_REF_P.
9133 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
9134 and HARD_REGISTER_NUM_P.
9135 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
9137 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
9138 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
9140 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
9141 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
9142 find_addr_reg): Use REG_P.
9143 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
9144 (rs6000_emit_le_vsx_move): Use SUBREG_P.
9145 (offsettable_ok_by_alignment, constant_pool_expr_p,
9146 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
9147 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
9148 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
9149 rs6000_assemble_integer, create_TOC_reference,
9150 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
9151 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
9152 (rs6000_split_vec_extract_var): Use reg_or_subregno.
9153 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
9154 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
9155 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9156 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
9157 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
9158 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
9159 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
9160 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
9161 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
9162 and cbranch<mode>4): Use CONST_INT_P.
9163 (multiple define_splits): Use REG_P and SUBREG_P.
9164 (define_expands call, call_value): Use MEM_P.
9165 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
9166 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
9167 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
9168 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
9169 and HARD_REGISTER_NUM_P.
9170 (multiple define_splits): Use HARD_REGISTER_NUM_P.
9172 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
9174 PR rtl-optimization/88948
9175 * rtl.h (prepare_copy_insn): New prototype.
9176 * gcse.c (prepare_copy_insn): New function, split out from
9177 process_insert_insn.
9178 (process_insert_insn): Use prepare_copy_insn.
9179 * store-motion.c (replace_store_insn): Use prepare_copy_insn
9180 instead of gen_move_insn.
9182 2019-01-24 Jakub Jelinek <jakub@redhat.com>
9185 * config/i386/i386.c (ix86_pic_register_p): Return true for
9188 PR tree-optimization/88964
9189 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
9190 punt if HONOR_SNANS (chrec).
9193 * tree-nested.c (convert_nonlocal_reference_stmt,
9194 convert_local_reference_stmt, convert_tramp_reference_stmt,
9195 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
9196 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
9199 PR tree-optimization/89027
9200 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
9201 for "omp simd array" variables.
9203 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9206 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9207 force the alignment of m_val.
9209 2019-01-24 Richard Biener <rguenther@suse.de>
9212 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9213 When in "legacy" debug mode make sure to reset self-origins.
9215 2019-01-24 Martin Liska <mliska@suse.cz>
9217 PR gcov-profile/88994
9218 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9219 result will be always smaller or equal to the original.
9220 * gcov.c (mangle_name): Fix else branch where we should
9221 also copy to PTR and shift the pointer.
9223 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9225 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9226 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9228 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9230 * common/config/i386/i386-common.c
9231 (OPTION_MASK_ISA_ENQCMD_SET,
9232 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9233 (ix86_handle_option): Handle -menqcmd.
9234 * config.gcc (enqcmdintrin.h): New header file.
9235 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9236 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9238 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9240 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9241 __builtin_ia32_enqcmds): New builtins.
9242 * config/i386/i386-c.c (__ENQCMD__): New macro.
9243 * config/i386/i386-option.c (ix86_target_string): Add
9245 (ix86_valid_target_attribute_inner_p): Likewise.
9246 * config/i386/i386-expand.c
9247 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9248 IX86_BUILTIN_ENQCMDS.
9249 * config/i386/i386.h (TARGET_ENQCMD): New.
9250 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9251 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9252 (movdir64b_<mode>): Parameterize to enable share expansion code
9253 with ENQCMD in function ix86_expand_builtin.
9254 * config/i386/i386.opt: Add -menqcmd.
9255 * config/i386/immintrin.h: Include enqcmdintrin.h.
9256 * config/i386/enqcmdintrin.h: New intrinsic file.
9257 * doc/invoke.texi: Add -menqcmd.
9259 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9260 Steve Ellcey <sellcey@marvell.com>
9263 * recog.c (address_operand): Return false on wrong mode for address.
9264 (constrain_operands): Check for mode with 'p' constraint.
9266 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9269 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9270 Disparage MMX alternative.
9271 (sse2_cvtpd2pi): Ditto.
9272 (sse2_cvttpd2pi): Ditto.
9274 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9277 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9278 use-after-free of the result of
9279 aarch64_get_extension_string_for_isa_flags.
9281 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9284 * doc/extend.texi: Document break and continue behavior in
9285 statement expressions.
9287 2019-01-23 Richard Biener <rguenther@suse.de>
9289 PR tree-optimization/89008
9290 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9291 not leave another stray operand.
9293 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9295 * BASE-VER: Bump to 9.0.1.
9297 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9299 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9300 thunk that returns by reference, use the type of the return object
9301 of the thunk instead of that of the alias to build the dereference.
9303 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9305 * config/arc/atomic.md: Add operand to DMB instruction.
9307 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9309 PR tree-optimization/88964
9310 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9311 build_zero_cst instead of build_int_cst. Return false for loop
9312 invariants which honor signed zeros.
9314 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9316 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9318 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9321 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9322 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9323 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9326 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9327 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9330 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9331 Disable for little endian.
9333 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9336 * config/arm/arm.c (arm_needs_double_word_align): Check
9337 DECL_BIT_FIELD_TYPE.
9339 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9340 H.J. Lu <hongjiu.lu@intel.com>
9343 * config/i386/i386-builtin.def: Add mask2 to all builtin
9344 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9346 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9347 (BDESC_FIRST): Likewise.
9348 (define_builtin): Add an argument for mask2. Updated to handle
9349 both ix86_isa_flags and ix86_isa_flags2.
9350 (define_builtin_const): Likewise.
9351 (define_builtin_pure): Likewise.
9352 (define_builtin2): Deleted.
9353 (define_builtin_const2): Likewise.
9354 (builtin_description): Add a member, mask2.
9355 (bdesc_*): Add mask2 to builtin initializations.
9356 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9357 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9359 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9361 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9364 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9367 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9370 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9371 alignment is dominated by a bitfield with 64-bit aligned base type.
9372 (arm_function_arg): Emit a warning if the alignment has changed since
9373 earlier GCC releases.
9374 (arm_function_arg_boundary): Likewise.
9375 (arm_setup_incoming_varargs): Likewise.
9377 2019-01-22 Richard Biener <rguenther@suse.de>
9379 PR tree-optimization/88862
9380 * graphite-scop-detection.c
9381 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9383 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9385 * doc/extend.tex (AMD GCN Function Attributes): New section.
9386 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9387 * doc/invoke.texi (AMD GCN Options): New section.
9388 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9390 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9392 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9393 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9395 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9397 PR tree-optimization/88044
9398 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9399 is false in the first iteration, but !every_iteration, return false
9400 instead of true with niter->niter zero.
9402 PR rtl-optimization/88904
9403 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9404 any nonequal registers before processing BB_END (b).
9407 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9409 (expand_binop_directly, expand_doubleword_clz,
9410 expand_doubleword_popcount, expand_ctz, expand_ffs,
9411 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9413 PR rtl-optimization/49429
9415 PR rtl-optimization/86334
9417 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9418 addressable from here...
9419 (emit_block_op_via_libcall): ... to here.
9421 2019-01-22 Richard Biener <rguenther@suse.de>
9423 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9424 auto_vec for cost vector to fix memleak.
9425 (vectorize_fold_left_reduction): Properly gather SLP defs.
9426 (vectorizable_comparison): Do not swap operands to properly
9429 2019-01-22 Alan Modra <amodra@gmail.com>
9432 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9433 stays a reg. Allow a const_int.
9434 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9435 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9436 (IS_NOMARK_TLSGETADDR): Define.
9437 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9438 (rs6000_output_tlsargs): New function.
9439 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9440 __tls_get_addr call takes an arg.
9441 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9442 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9444 (call_value_nonlocal_sysv): ..or here, delete split.
9445 (tls_gdld_nomark): Delete.
9446 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9447 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9448 (call_value_nonlocal_sysv): Likewise.
9449 (call_value_nonlocal_sysv_secure): Likewise.
9450 (call_value_nonlocal_aix): Likewise.
9451 (call_value_indirect_aix): Likewise.
9452 (call_value_indirect_elfv2): Likewise.
9453 (call_value_local32, call_value_local64): Disable for no-mark tls.
9454 (call_value_local_aix): Likewise.
9456 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9459 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9460 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9462 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9464 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9465 string contents as hash_map keys.
9467 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9470 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9471 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9472 instead of TYPE_ALIGN.
9473 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9474 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9475 pointer from TYPE_STUB_DECL.
9477 2019-01-21 Richard Biener <rguenther@suse.de>
9479 PR tree-optimization/88934
9480 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9481 at the possibly non-constant operand.
9482 (vect_get_constant_vectors): Adjust.
9484 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9487 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9488 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9489 instead of _X86INTRIN_H_INCLUDED.
9490 * onfig/i386/clwbintrin.h: Likewise.
9491 * config/i386/pkuintrin.h: Likewise.
9492 * config/i386/prfchwintrin.h: Likewise.
9493 * config/i386/rdseedintrin.h: Likewise.
9494 * config/i386/wbnoinvdintrin.h: Likewise.
9495 * config/i386/xsavecintrin.h: Likewise.
9496 * config/i386/xsavesintrin.h: Likewise.
9497 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9498 * config/i386/xsaveintrin.h: Likewise.
9499 * config/i386/xsaveoptintrin.h: Likewise.
9500 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9501 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9502 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9503 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9504 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9505 * config/i386/immintrin.h: Here.
9507 2019-01-20 Martin Jambor <mjambor@suse.cz>
9510 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9511 with aa_walk_budget.
9512 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9513 aa_walk_budget_p parameter.
9514 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9515 walk. Updated all callers.
9516 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9517 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9519 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9520 parameter info. Extract info from fbi. Pass fbi to recursive calls
9521 and to unmodified_parm.
9522 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9523 info, updated call to will_be_nonconstant_expr_predicate.
9524 (param_change_prob): New parameter fbi, limit AA walking.
9525 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9526 calls to various above functions.
9527 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9528 parameter. Use it to limit AA walking.
9529 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9531 (detect_type_change): New parameter fbi, pass it on to
9532 detect_type_change_from_memory_writes.
9533 (detect_type_change_ssa): Likewise.
9534 (aa_overwalked): Removed.
9535 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9536 accordingly, adjust to the neew AA limiting scheme.
9537 (parm_ref_data_preserved_p): Likewise.
9538 (ipa_compute_jump_functions_for_edge): Adjust call to
9540 (ipa_analyze_call_uses): Likewise.
9541 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9542 (ipa_analyze_node): Initialize aa_walk_budget.
9543 (ipcp_transform_function): Likewise.
9544 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9545 to get_dynamic_type.
9547 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9549 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9550 outside of #if CHECKING_P code.
9552 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9554 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9555 New function, split out from...
9556 (loop_versioning::analyze_stride): ...here.
9557 (loop_versioning::find_per_loop_multiplication): Use gassign.
9558 (loop_versioning::analyze_term_using_scevs): Return a success code.
9559 (loop_versioning::analyze_arbitrary_term): New function.
9560 (loop_versioning::analyze_address_fragment): Use
9561 analyze_arbitrary_term if all else fails.
9563 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9566 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9569 2019-01-18 Richard Biener <rguenther@suse.de>
9571 PR tree-optimization/88903
9572 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9573 scalar stmts a SLP shift amount is composed of when detecting
9576 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9579 * config/arm/arm-cpus.in (mp): New feature.
9581 (fgroup ARMv7ve): Add mp and sec features.
9582 (arch armv7-a): Add options to allow mp and sec extensions.
9583 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9584 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9585 extenstions to the base architecture.
9586 (cpu cortex-a8): Add sec extension to the base architecture.
9587 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9588 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9589 variants down to the base v7-a varaint.
9590 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9591 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9592 of permitted extensions for -march=armv7-a and for
9593 -mcpu=generic-armv7-a.
9595 2019-01-18 Martin Liska <mliska@suse.cz>
9597 * params.def: Fix comment.
9598 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9600 (gimple_gen_ic_func_profiler): Likewise.
9602 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9604 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9605 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9606 and put in error checks for stack protector guard options.
9607 (aarch64_stack_protect_guard): New.
9608 (TARGET_STACK_PROTECT_GUARD): Define.
9609 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9610 (reg_stack_protect_address<mode>): New.
9611 (stack_protect_set): Adjust for SSP_GLOBAL.
9612 (stack_protect_test): Likewise.
9613 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9614 (-mstack-protector-guard): Likewise.
9615 (-mstack-protector-guard-offset): Likewise.
9617 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9619 PR tree-optimization/86214
9620 * tree-inline.h (struct copy_body_data): Add
9621 add_clobbers_to_eh_landing_pads member.
9622 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9623 (copy_edges_for_bb): Call it if EH edge destination is <
9624 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9625 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9626 if flag_stack_reuse != SR_NONE and clear it afterwards.
9628 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9631 * doc/install.texi (with-multilib-list): Document for aarch64.
9633 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9636 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9637 (("..."))) with ("...").
9639 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9641 * doc/extend.texi (Built-in Functions for Memory Model Aware
9642 Atomic Operations): Document atomic fetch and nand.
9644 2019-01-18 Martin Liska <mliska@suse.cz>
9645 Richard Biener <rguenther@suse.de>
9648 * cgraph.h (create_version_clone_with_body): Add new argument
9650 * cgraphclones.c (cgraph_node::create_version_clone): Add
9651 DECL_ATTRIBUTES to a newly created decl. And call
9652 valid_attribute_p so that proper cl_target_optimization_node
9653 is set for the newly created declaration.
9654 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9656 (expand_target_clones): Do not call valid_attribute_p, it must
9658 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9661 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9664 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9665 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9666 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9668 2019-01-17 Martin Sebor <msebor@redhat.com>
9671 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9672 Handle anti-ranges the same as no range at all.
9674 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9676 * config/aarch64/aarch64.c (cgraph.h): New include.
9677 (intl.h): New include.
9678 (supported_simd_type): New function.
9679 (currently_supported_simd_type): Ditto.
9680 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9681 (aarch64_simd_clone_adjust): Ditto.
9682 (aarch64_simd_clone_usable): Ditto.
9683 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9684 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9685 (TARGET_SIMD_CLONE_USABLE): Ditto.
9686 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9687 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9690 2019-01-17 Martin Sebor <msebor@redhat.com>
9692 PR tree-optimization/88800
9693 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9694 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9695 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9696 redundant argument. Add new argument and issue diagnostics under
9697 its control. Detect out-of-bounds access even with warnings
9699 (check_bounds_or_overlap): Change return type. Add argument.
9700 (wrestrict_dom_walker::check_call): Adjust.
9701 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9702 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9703 check_bounds_or_overlap's return value.
9704 (handle_builtin_stxncpy): Same.
9705 (handle_builtin_strcat): Same.
9707 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9708 Kwok Cheung Yeung <kcy@codesourcery.com>
9709 Julian Brown <julian@codesourcery.com>
9710 Tom de Vries <tom@codesourcery.com>
9712 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9714 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9716 * doc/sourcebuild.texi: Document dg-require-effective-target
9717 llvm_binutils and offload_gcn.
9719 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9720 Kwok Cheung Yeung <kcy@codesourcery.com>
9721 Julian Brown <julian@codesourcery.com>
9722 Tom de Vries <tom@codesourcery.com>
9724 * doc/sourcebuild.texi: Document dg-required-effective-target
9727 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9728 Kwok Cheung Yeung <kcy@codesourcery.com>
9729 Julian Brown <julian@codesourcery.com>
9730 Tom de Vries <tom@codesourcery.com>
9731 Jan Hubicka <hubicka@ucw.cz>
9732 Martin Jambor <mjambor@suse.cz>
9734 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9735 * configure.ac: Check for dlopen.
9736 * configure: Regenerate.
9738 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9739 Kwok Cheung Yeung <kcy@codesourcery.com>
9740 Julian Brown <julian@codesourcery.com>
9741 Tom de Vries <tom@codesourcery.com>
9742 Jan Hubicka <hubicka@ucw.cz>
9743 Martin Jambor <mjambor@suse.cz>
9745 * common/config/gcn/gcn-common.c: New file.
9746 * config/gcn/driver-gcn.c: New file.
9747 * config/gcn/gcn-builtins.def: New file.
9748 * config/gcn/gcn-hsa.h: New file.
9749 * config/gcn/gcn-modes.def: New file.
9750 * config/gcn/gcn-opts.h: New file.
9751 * config/gcn/gcn-passes.def: New file.
9752 * config/gcn/gcn-protos.h: New file.
9753 * config/gcn/gcn-run.c: New file.
9754 * config/gcn/gcn-tree.c: New file.
9755 * config/gcn/gcn.c: New file.
9756 * config/gcn/gcn.h: New file.
9757 * config/gcn/gcn.opt: New file.
9758 * config/gcn/t-gcn-hsa: New file.
9760 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9761 Kwok Cheung Yeung <kcy@codesourcery.com>
9762 Julian Brown <julian@codesourcery.com>
9763 Tom de Vries <tom@codesourcery.com>
9764 Jan Hubicka <hubicka@ucw.cz>
9765 Martin Jambor <mjambor@suse.cz>
9767 * config/gcn/constraints.md: New file.
9768 * config/gcn/gcn-valu.md: New file.
9769 * config/gcn/gcn.md: New file.
9770 * config/gcn/predicates.md: New file.
9772 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9774 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9775 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9776 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9777 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9779 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9782 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9783 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9784 it and document registers.
9786 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9788 * config/aarch64/aarch64.c (ares_tunings): Define.
9789 * config/aarch64/aarch64-cores.def (ares): Use the above.
9791 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9795 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9797 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9798 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9799 (_mm512_maskz_fixupimm_round_pd): Ditto.
9800 (_mm512_fixupimm_round_ps): Ditto.
9801 (_mm512_maskz_fixupimm_round_ps): Ditto.
9802 (_mm_fixupimm_round_sd): Ditto.
9803 (_mm_maskz_fixupimm_round_sd): Ditto.
9804 (_mm_fixupimm_round_ss): Ditto.
9805 (_mm_maskz_fixupimm_round_ss): Ditto.
9806 (_mm512_fixupimm_pd): Ditto.
9807 (_mm512_maskz_fixupimm_pd): Ditto.
9808 (_mm512_fixupimm_ps): Ditto.
9809 (_mm512_maskz_fixupimm_ps): Ditto.
9810 (_mm_fixupimm_sd): Ditto.
9811 (_mm_maskz_fixupimm_sd): Ditto.
9812 (_mm_fixupimm_ss): Ditto.
9813 (_mm_maskz_fixupimm_ss): Ditto.
9814 (_mm512_mask_fixupimm_round_pd): Update builtin.
9815 (_mm512_mask_fixupimm_round_ps): Ditto.
9816 (_mm_mask_fixupimm_round_sd): Ditto.
9817 (_mm_mask_fixupimm_round_ss): Ditto.
9818 (_mm512_mask_fixupimm_pd): Ditto.
9819 (_mm512_mask_fixupimm_ps): Ditto.
9820 (_mm_mask_fixupimm_sd): Ditto.
9821 (_mm_mask_fixupimm_ss): Ditto.
9822 * config/i386/avx512vlintrin.h:
9823 (_mm256_fixupimm_pd): Update parameters and builtin.
9824 (_mm256_maskz_fixupimm_pd): Ditto.
9825 (_mm256_fixupimm_ps): Ditto.
9826 (_mm256_maskz_fixupimm_ps): Ditto.
9827 (_mm_fixupimm_pd): Ditto.
9828 (_mm_maskz_fixupimm_pd): Ditto.
9829 (_mm_fixupimm_ps): Ditto.
9830 (_mm_maskz_fixupimm_ps): Ditto.
9831 (_mm256_mask_fixupimm_pd): Update builtin.
9832 (_mm256_mask_fixupimm_ps): Ditto.
9833 (_mm_mask_fixupimm_pd): Ditto.
9834 (_mm_mask_fixupimm_ps): Ditto.
9835 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9836 * config/i386/i386-builtin.def: Update builtin definitions.
9837 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9838 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9839 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9840 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9841 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9842 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9843 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9844 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9845 * config/i386/subst.md:
9846 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9847 (round_saeonly_sd_mask_op4): Ditto.
9848 (round_saeonly_expand_operand5): Ditto.
9849 (round_saeonly_expand): Update.
9851 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9855 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9857 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9858 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9859 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9860 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9861 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9862 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9863 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9865 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9869 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9872 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9873 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9874 instead of UNSPEC_FIXUPIMM.
9876 2019-01-17 Richard Biener <rguenther@suse.de>
9879 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9880 and friends for the LTO part of debug info.
9882 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9884 PR tree-optimization/86214
9885 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9888 PR rtl-optimization/88870
9889 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9890 throw if we can't alter the cfg or delete dead exceptions.
9891 (mark_insn): Don't call find_call_stack_args for such calls.
9893 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9895 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9896 prototypes for vec_st.
9897 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9898 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9899 mainly on signed/unsigned long long and double.
9901 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9904 * combine.c (delete_noop_moves): Convert to "bool" return,
9905 returning true if any edges are eliminated.
9906 (combine_instructions): Also return true if delete_noop_moves
9909 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9911 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9912 correct max nunits for endian swap.
9913 (aarch64_expand_fcmla_builtin): Correct subreg code.
9914 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9915 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9918 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9920 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9921 Handle split indirect COMPLEX_TYPE arguments.
9923 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9926 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9927 bit is set by add and compare.
9928 (CC_ADC): New CC_MODE.
9929 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9930 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9931 comparison. Add detection for CC_ADCmode.
9932 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9934 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9935 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9936 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9937 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9938 to eliminate the need for zero-extending the operands.
9939 (add<mode>3_compareC_imm): Delete. Merge into ...
9940 (add<mode>3_compareC): ... this. Restructure the comparison to
9941 eliminate the need for zero-extending the operands.
9942 (add<mode>3_carryin): Use LTU for the overflow detection.
9943 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9944 Reexpress comparison for overflow.
9945 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9946 (add<mode>3_carryinC): Likewise.
9947 (add<mode>3_carryinV): Use LTU for carry between partials.
9948 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9949 handling of CC_Cmode and add CC_ADCmode.
9950 (aarch64_borrow_operation): Likewise.
9952 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9954 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9955 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9956 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9957 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9959 2019-01-16 Martin Liska <mliska@suse.cz>
9961 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9963 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9965 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9966 (path_prefix_reset): Move up in the source file.
9967 (find_fortran_preinclude_file): Make complex search for the
9968 fortran header files.
9970 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9972 * godump.c (go_output_typedef): When outputting a typedef, refer
9973 to the underlying type by its name and not its structure.
9975 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9978 * tree.c (build_function_type): Assert that arg_types is not
9981 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9984 * doc/extend.texi: Document that listing the stack pointer in the
9985 clobber list of an asm is a deprecated feature.
9986 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9987 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9988 warning instead of an error for clobbers of the stack pointer.
9989 Add a note explaining why.
9991 2019-01-15 Richard Biener <rguenther@suse.de>
9994 * dwarf2out.c (gen_member_die): Do not generate inheritance
9997 2019-01-15 Richard Biener <rguenther@suse.de>
9999 PR tree-optimization/88855
10000 * tree-if-conv.c (combine_blocks): Collect
10001 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
10003 2019-01-15 Tom de Vries <tdevries@suse.de>
10006 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
10007 lhs == NULL_TREE for gang-level reduction.
10009 2019-01-15 Richard Biener <rguenther@suse.de>
10010 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10013 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
10014 return true if SSA_NAME is already marked in visited bitmap.
10015 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
10017 2019-01-15 Jakub Jelinek <jakub@redhat.com>
10019 PR tree-optimization/88775
10020 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
10021 equal == 0 equality pointer comparisons some more if compared in
10022 integral types and either one points to an automatic var and the
10023 other to a global, or we can prove at least one points to the middle
10024 or both point to start or both point to end.
10026 2019-01-14 Andi Kleen <ak@linux.intel.com>
10028 * Makefile.in: Lower autofdo sampling rate by 10x.
10029 * Makefile.tpl: Dito.
10031 2019-01-14 Tom Honermann <tom@honermann.net>
10033 * defaults.h: Define CHAR8_TYPE.
10035 2019-01-14 Martin Sebor <msebor@redhat.com>
10038 * doc/extend.texi (Darwin Format Checks): Clarify.
10040 2019-01-14 Richard Biener <rguenther@suse.de>
10042 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
10043 whether we are in (simplify ...) or (match ...) context.
10045 2019-01-14 Jakub Jelinek <jakub@redhat.com>
10047 PR rtl-optimization/88796
10048 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
10049 * cfgexpand.c (stack_protect_prologue): Initialize
10050 crtl->stack_protect_guard_decl.
10051 * function.c (stack_protect_epilogue): Use it instead of calling
10052 targetm.stack_protect_guard again.
10053 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
10054 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
10055 crtl->stack_protect_guard_decl.
10056 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
10057 on the returned MEM_EXPR.
10059 2019-01-12 Tom de Vries <tdevries@suse.de>
10061 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
10062 vector length using -fopenacc-dim.
10064 2019-01-12 Tom de Vries <tdevries@suse.de>
10066 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
10067 lengths into account.
10069 2019-01-12 Svante Signell <svante.signell@gmail.com>
10071 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
10072 (TARGET_CAN_SPLIT_STACK): Define.
10073 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
10075 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10077 * params.def (inline-unit-growth): Set to 40.
10079 2019-01-12 Jakub Jelinek <jakub@redhat.com>
10081 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
10083 2019-01-12 Tom de Vries <tdevries@suse.de>
10085 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
10086 region calling vector-partitionable routine, set default_vector_length
10089 2019-01-12 Tom de Vries <tdevries@suse.de>
10091 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
10092 variable default_vector_length.
10094 2019-01-12 Tom de Vries <tdevries@suse.de>
10096 PR middle-end/88703
10097 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
10098 from oacc_default_dims, as oacc_validate_dims would do it, and apply
10101 2019-01-12 Tom de Vries <tdevries@suse.de>
10103 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
10104 (nvptx_goacc_validate_dims): Add used parameter.
10105 * doc/tm.texi: Regenerate.
10106 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
10107 argument to call to targetm.goacc.validate_dims.
10108 (default_goacc_validate_dims): Add used
10110 * target.def (validate_dims): Add used parameter in DEFHOOK.
10111 * targhooks.h (default_goacc_validate_dims): Add used parameter.
10113 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10115 PR middle-end/85956
10117 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
10119 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
10120 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
10121 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
10122 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
10124 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
10126 PR rtl-optimization/87305
10128 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
10129 for little endian pseudos used as paradoxical subreg.
10131 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10133 PR tree-optimization/88693
10134 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
10135 for STRING_CSTs that don't contain any NUL characters in the first
10136 TREE_STRING_LENGTH bytes.
10138 2019-01-11 Alan Modra <amodra@gmail.com>
10142 * genattrtab.c (min_fn): Don't translate values.
10143 (min_attr_value): Return INT_MAX when the value can't be calculated.
10144 Return minimum among any values that can be calculated.
10145 (max_attr_value): Adjust.
10147 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10149 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
10151 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10153 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10154 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
10155 (aarch64_return_call_with_max_clobbers): New function.
10156 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
10157 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
10159 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
10160 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
10161 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
10162 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
10163 * cselib.c (cselib_process_insn): Add argument to
10164 targetm.hard_regno_call_part_clobbered call.
10165 * ira-conflicts.c (ira_build_conflicts): Ditto.
10166 * ira-costs.c (ira_tune_allocno_costs): Ditto.
10167 * lra-constraints.c (inherit_reload_reg): Ditto.
10168 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
10169 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
10170 argument. Call targetm.return_call_with_max_clobbers.
10171 Add argument to targetm.hard_regno_call_part_clobbered call.
10172 (calls_have_same_clobbers_p): New function.
10173 (process_bb_lives): Add call_insn and last_call_insn variables.
10174 Pass call_insn to check_pseudos_live_through_calls.
10175 Modify if stmt to check targetm.return_call_with_max_clobbers.
10176 Update setting of flush variable.
10177 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
10179 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
10180 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
10181 targetm.hard_regno_call_part_clobbered call.
10182 * reginfo.c (choose_hard_reg_mode): Ditto.
10183 * regrename.c (check_new_reg_p): Ditto.
10184 * reload.c (find_equiv_reg): Ditto.
10185 * reload1.c (emit_reload_insns): Ditto.
10186 * sched-deps.c (deps_analyze_insn): Ditto.
10187 * sel-sched.c (init_regs_for_mode): Ditto.
10188 (mark_unavailable_hard_regs): Ditto.
10189 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
10190 * target.def (hard_regno_call_part_clobbered): Add insn argument.
10191 (return_call_with_max_clobbers): New target function.
10192 * doc/tm.texi: Regenerate.
10193 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
10194 * hooks.c (hook_bool_uint_mode_false): Change to
10195 hook_bool_insn_uint_mode_false.
10196 * hooks.h (hook_bool_uint_mode_false): Ditto.
10198 2019-01-11 Steve Ellcey <sellcey@marvell.com>
10200 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
10201 (aarch64_remove_extra_call_preserved_regs): New function.
10202 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
10203 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10204 * doc/tm.texi: Regenerate.
10205 * final.c (get_call_reg_set_usage): Call new hook.
10206 * target.def (remove_extra_call_preserved_regs): New hook.
10207 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10208 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10210 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10213 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10214 inside of pass_combine_1 dump rather than pass_profile_1.
10216 2019-01-11 Tom de Vries <tdevries@suse.de>
10218 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10219 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10220 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10221 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10224 2019-01-11 Tom de Vries <tdevries@suse.de>
10226 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10228 2019-01-11 Jan Beulich <jbeulich@suse.com>
10230 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10231 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10232 sse2_cvtsi2sd): Add {l}.
10233 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10236 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10239 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10241 (*float<floatunssuffix>v2div2sf2): New define_insn.
10242 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10243 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10244 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10245 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10246 match_operands with "const0_operand" "C".
10248 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10250 * config/aarch64/aarch64-builtins.c
10251 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10252 (aarch64_init_simd_builtins): ...Here
10254 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10256 PR rtl-optimization/87305
10258 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10259 allocation for big endian pseudos used as paradoxical subregs and
10260 spill them if it is wrong.
10261 * lra-constraints.c (lra_constraints): Add a comment.
10263 2019-01-10 Richard Biener <rguenther@suse.de>
10265 PR tree-optimization/88792
10266 * tree-ssa-pre.c (get_representative_for): Do not return a
10269 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10271 PR middle-end/84877
10273 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10274 (assign_parm_setup_block): Do the argument slot realignment here
10277 2019-01-10 Stefan Agner <stefan@agner.ch>
10280 * config/arm/arm.c (arm_option_override_internal): Force
10281 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10283 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10286 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10289 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10291 * config/arm/arm-builtins.c
10292 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10293 (MAC_LANE_PAIR_QUALIFIERS): New.
10294 (arm_expand_builtin_args): Use it.
10295 (arm_expand_builtin_1): Likewise.
10296 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10297 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10298 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10299 * config/arm/arm_neon.h:
10300 (vcadd_rot90_f16): New.
10301 (vcaddq_rot90_f16): New.
10302 (vcadd_rot270_f16): New.
10303 (vcaddq_rot270_f16): New.
10306 (vcmla_lane_f16): New.
10307 (vcmla_laneq_f16): New.
10308 (vcmlaq_lane_f16): New.
10309 (vcmlaq_laneq_f16): New.
10310 (vcmla_rot90_f16): New.
10311 (vcmlaq_rot90_f16): New.
10312 (vcmla_rot90_lane_f16): New.
10313 (vcmla_rot90_laneq_f16): New.
10314 (vcmlaq_rot90_lane_f16): New.
10315 (vcmlaq_rot90_laneq_f16): New.
10316 (vcmla_rot180_f16): New.
10317 (vcmlaq_rot180_f16): New.
10318 (vcmla_rot180_lane_f16): New.
10319 (vcmla_rot180_laneq_f16): New.
10320 (vcmlaq_rot180_lane_f16): New.
10321 (vcmlaq_rot180_laneq_f16): New.
10322 (vcmla_rot270_f16): New.
10323 (vcmlaq_rot270_f16): New.
10324 (vcmla_rot270_lane_f16): New.
10325 (vcmla_rot270_laneq_f16): New.
10326 (vcmlaq_rot270_lane_f16): New.
10327 (vcmlaq_rot270_laneq_f16): New.
10328 (vcadd_rot90_f32): New.
10329 (vcaddq_rot90_f32): New.
10330 (vcadd_rot270_f32): New.
10331 (vcaddq_rot270_f32): New.
10334 (vcmla_lane_f32): New.
10335 (vcmla_laneq_f32): New.
10336 (vcmlaq_lane_f32): New.
10337 (vcmlaq_laneq_f32): New.
10338 (vcmla_rot90_f32): New.
10339 (vcmlaq_rot90_f32): New.
10340 (vcmla_rot90_lane_f32): New.
10341 (vcmla_rot90_laneq_f32): New.
10342 (vcmlaq_rot90_lane_f32): New.
10343 (vcmlaq_rot90_laneq_f32): New.
10344 (vcmla_rot180_f32): New.
10345 (vcmlaq_rot180_f32): New.
10346 (vcmla_rot180_lane_f32): New.
10347 (vcmla_rot180_laneq_f32): New.
10348 (vcmlaq_rot180_lane_f32): New.
10349 (vcmlaq_rot180_laneq_f32): New.
10350 (vcmla_rot270_f32): New.
10351 (vcmlaq_rot270_f32): New.
10352 (vcmla_rot270_lane_f32): New.
10353 (vcmla_rot270_laneq_f32): New.
10354 (vcmlaq_rot270_lane_f32): New.
10355 (vcmlaq_rot270_laneq_f32): New.
10356 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10357 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10358 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10359 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10360 vcmlaq_lane270): New.
10361 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10362 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10363 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10364 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10365 (arm_option_reconfigure_globals): Use them.
10366 * config/arm/iterators.md (VDF, VQ_HSF): New.
10367 (VCADD, VCMLA): New.
10368 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10369 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10371 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10372 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10374 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10376 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10377 Add qualifier_lane_pair_index.
10378 (emit-rtl.h): Include.
10379 (TYPES_QUADOP_LANE_PAIR): New.
10380 (aarch64_simd_expand_args): Use it.
10381 (aarch64_simd_expand_builtin): Likewise.
10382 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10384 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10385 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10386 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10387 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10388 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10389 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10390 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10391 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10392 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10393 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10394 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10395 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10396 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10397 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10398 Add __ARM_FEATURE_COMPLEX.
10399 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10400 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10401 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10402 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10403 fcmlaq_lane270): New.
10404 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10405 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10406 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10407 * config/aarch64/arm_neon.h:
10408 (vcadd_rot90_f16): New.
10409 (vcaddq_rot90_f16): New.
10410 (vcadd_rot270_f16): New.
10411 (vcaddq_rot270_f16): New.
10414 (vcmla_lane_f16): New.
10415 (vcmla_laneq_f16): New.
10416 (vcmlaq_lane_f16): New.
10417 (vcmlaq_rot90_lane_f16): New.
10418 (vcmla_rot90_laneq_f16): New.
10419 (vcmla_rot90_lane_f16): New.
10420 (vcmlaq_rot90_f16): New.
10421 (vcmla_rot90_f16): New.
10422 (vcmlaq_laneq_f16): New.
10423 (vcmla_rot180_laneq_f16): New.
10424 (vcmla_rot180_lane_f16): New.
10425 (vcmlaq_rot180_f16): New.
10426 (vcmla_rot180_f16): New.
10427 (vcmlaq_rot90_laneq_f16): New.
10428 (vcmlaq_rot270_laneq_f16): New.
10429 (vcmlaq_rot270_lane_f16): New.
10430 (vcmla_rot270_laneq_f16): New.
10431 (vcmlaq_rot270_f16): New.
10432 (vcmla_rot270_f16): New.
10433 (vcmlaq_rot180_laneq_f16): New.
10434 (vcmlaq_rot180_lane_f16): New.
10435 (vcmla_rot270_lane_f16): New.
10436 (vcadd_rot90_f32): New.
10437 (vcaddq_rot90_f32): New.
10438 (vcaddq_rot90_f64): New.
10439 (vcadd_rot270_f32): New.
10440 (vcaddq_rot270_f32): New.
10441 (vcaddq_rot270_f64): New.
10445 (vcmla_lane_f32): New.
10446 (vcmla_laneq_f32): New.
10447 (vcmlaq_lane_f32): New.
10448 (vcmlaq_laneq_f32): New.
10449 (vcmla_rot90_f32): New.
10450 (vcmlaq_rot90_f32): New.
10451 (vcmlaq_rot90_f64): New.
10452 (vcmla_rot90_lane_f32): New.
10453 (vcmla_rot90_laneq_f32): New.
10454 (vcmlaq_rot90_lane_f32): New.
10455 (vcmlaq_rot90_laneq_f32): New.
10456 (vcmla_rot180_f32): New.
10457 (vcmlaq_rot180_f32): New.
10458 (vcmlaq_rot180_f64): New.
10459 (vcmla_rot180_lane_f32): New.
10460 (vcmla_rot180_laneq_f32): New.
10461 (vcmlaq_rot180_lane_f32): New.
10462 (vcmlaq_rot180_laneq_f32): New.
10463 (vcmla_rot270_f32): New.
10464 (vcmlaq_rot270_f32): New.
10465 (vcmlaq_rot270_f64): New.
10466 (vcmla_rot270_lane_f32): New.
10467 (vcmla_rot270_laneq_f32): New.
10468 (vcmlaq_rot270_lane_f32): New.
10469 (vcmlaq_rot270_laneq_f32): New.
10470 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10471 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10472 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10473 (FCADD, FCMLA): New.
10475 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10477 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10481 * config/pa/pa.c: Change "can not" to "cannot".
10482 * gimple-ssa-evrp-analyze.c: Likewise.
10483 * ipa-icf.c: Likewise.
10484 * ipa-polymorphic-call.c: Likewise.
10485 * ipa-pure-const.c: Likewise.
10486 * lra-constraints.c: Likewise.
10487 * lra-remat.c: Likewise.
10488 * reload1.c: Likewise.
10489 * reorg.c: Likewise.
10490 * tree-ssa-uninit.c: Likewise.
10492 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10496 * Makefile.in: Mechanically replace "can not" with "cannot".
10497 * alias.c: Likewise.
10498 * builtins.c: Likewise.
10499 * calls.c: Likewise.
10500 * cgraph.c: Likewise.
10501 * cgraph.h: Likewise.
10502 * cgraphclones.c: Likewise.
10503 * cgraphunit.c: Likewise.
10504 * combine-stack-adj.c: Likewise.
10505 * combine.c: Likewise.
10506 * common/config/i386/i386-common.c: Likewise.
10507 * config/aarch64/aarch64.c: Likewise.
10508 * config/alpha/sync.md: Likewise.
10509 * config/arc/arc.c: Likewise.
10510 * config/arc/predicates.md: Likewise.
10511 * config/arm/arm-c.c: Likewise.
10512 * config/arm/arm.c: Likewise.
10513 * config/arm/arm.h: Likewise.
10514 * config/arm/arm.md: Likewise.
10515 * config/arm/cortex-r4f.md: Likewise.
10516 * config/csky/csky.c: Likewise.
10517 * config/csky/csky.h: Likewise.
10518 * config/darwin-f.c: Likewise.
10519 * config/epiphany/epiphany.md: Likewise.
10520 * config/i386/i386.c: Likewise.
10521 * config/i386/sol2.h: Likewise.
10522 * config/m68k/m68k.c: Likewise.
10523 * config/mcore/mcore.h: Likewise.
10524 * config/microblaze/microblaze.md: Likewise.
10525 * config/mips/20kc.md: Likewise.
10526 * config/mips/sb1.md: Likewise.
10527 * config/nds32/nds32.c: Likewise.
10528 * config/nds32/predicates.md: Likewise.
10529 * config/pa/pa.c: Likewise.
10530 * config/rs6000/e300c2c3.md: Likewise.
10531 * config/rs6000/rs6000.c: Likewise.
10532 * config/s390/s390.h: Likewise.
10533 * config/sh/sh.c: Likewise.
10534 * config/sh/sh.md: Likewise.
10535 * config/spu/vmx2spu.h: Likewise.
10536 * cprop.c: Likewise.
10537 * dbxout.c: Likewise.
10538 * df-scan.c: Likewise.
10539 * doc/cfg.texi: Likewise.
10540 * doc/extend.texi: Likewise.
10541 * doc/fragments.texi: Likewise.
10542 * doc/gty.texi: Likewise.
10543 * doc/invoke.texi: Likewise.
10544 * doc/lto.texi: Likewise.
10545 * doc/md.texi: Likewise.
10546 * doc/objc.texi: Likewise.
10547 * doc/rtl.texi: Likewise.
10548 * doc/tm.texi: Likewise.
10550 * emit-rtl.c: Likewise.
10551 * emit-rtl.h: Likewise.
10552 * except.c: Likewise.
10553 * expmed.c: Likewise.
10554 * expr.c: Likewise.
10555 * fold-const.c: Likewise.
10556 * genautomata.c: Likewise.
10557 * gimple-fold.c: Likewise.
10558 * hard-reg-set.h: Likewise.
10559 * ifcvt.c: Likewise.
10560 * ipa-comdats.c: Likewise.
10561 * ipa-cp.c: Likewise.
10562 * ipa-devirt.c: Likewise.
10563 * ipa-fnsummary.c: Likewise.
10564 * ipa-icf.c: Likewise.
10565 * ipa-inline-transform.c: Likewise.
10566 * ipa-inline.c: Likewise.
10567 * ipa-polymorphic-call.c: Likewise.
10568 * ipa-profile.c: Likewise.
10569 * ipa-prop.c: Likewise.
10570 * ipa-pure-const.c: Likewise.
10571 * ipa-reference.c: Likewise.
10572 * ipa-split.c: Likewise.
10573 * ipa-visibility.c: Likewise.
10575 * ira-build.c: Likewise.
10576 * ira-color.c: Likewise.
10577 * ira-conflicts.c: Likewise.
10578 * ira-costs.c: Likewise.
10579 * ira-int.h: Likewise.
10580 * ira-lives.c: Likewise.
10583 * loop-invariant.c: Likewise.
10584 * loop-unroll.c: Likewise.
10585 * lower-subreg.c: Likewise.
10586 * lra-assigns.c: Likewise.
10587 * lra-constraints.c: Likewise.
10588 * lra-eliminations.c: Likewise.
10589 * lra-lives.c: Likewise.
10590 * lra-remat.c: Likewise.
10591 * lra-spills.c: Likewise.
10593 * lto-cgraph.c: Likewise.
10594 * lto-streamer-out.c: Likewise.
10595 * postreload-gcse.c: Likewise.
10596 * predict.c: Likewise.
10597 * profile-count.h: Likewise.
10598 * profile.c: Likewise.
10599 * recog.c: Likewise.
10601 * reload.c: Likewise.
10602 * reload1.c: Likewise.
10603 * reorg.c: Likewise.
10604 * resource.c: Likewise.
10605 * rtl.def: Likewise.
10607 * rtlanal.c: Likewise.
10608 * sched-deps.c: Likewise.
10609 * sched-ebb.c: Likewise.
10610 * sched-rgn.c: Likewise.
10611 * sel-sched-ir.c: Likewise.
10612 * sel-sched.c: Likewise.
10613 * shrink-wrap.c: Likewise.
10614 * simplify-rtx.c: Likewise.
10615 * symtab.c: Likewise.
10616 * target.def: Likewise.
10617 * toplev.c: Likewise.
10618 * tree-call-cdce.c: Likewise.
10619 * tree-cfg.c: Likewise.
10620 * tree-complex.c: Likewise.
10621 * tree-core.h: Likewise.
10622 * tree-eh.c: Likewise.
10623 * tree-inline.c: Likewise.
10624 * tree-loop-distribution.c: Likewise.
10625 * tree-nrv.c: Likewise.
10626 * tree-profile.c: Likewise.
10627 * tree-sra.c: Likewise.
10628 * tree-ssa-alias.c: Likewise.
10629 * tree-ssa-dce.c: Likewise.
10630 * tree-ssa-dom.c: Likewise.
10631 * tree-ssa-forwprop.c: Likewise.
10632 * tree-ssa-loop-im.c: Likewise.
10633 * tree-ssa-loop-ivcanon.c: Likewise.
10634 * tree-ssa-loop-ivopts.c: Likewise.
10635 * tree-ssa-loop-niter.c: Likewise.
10636 * tree-ssa-phionlycprop.c: Likewise.
10637 * tree-ssa-phiopt.c: Likewise.
10638 * tree-ssa-propagate.c: Likewise.
10639 * tree-ssa-threadedge.c: Likewise.
10640 * tree-ssa-threadupdate.c: Likewise.
10641 * tree-ssa-uninit.c: Likewise.
10642 * tree-ssanames.c: Likewise.
10643 * tree-streamer-out.c: Likewise.
10644 * tree.c: Likewise.
10645 * tree.h: Likewise.
10646 * vr-values.c: Likewise.
10648 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10650 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10651 (ix86_split_xorsign): Ditto.
10652 * config/i386/i386.c (ix86_expand_xorsign): New function.
10653 (ix86_split_xorsign): Ditto.
10654 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10655 (xorsign<mode>3): New expander.
10656 (xorsign<mode>3_1): New insn_and_split pattern.
10657 * config/i386/sse.md (xorsign<mode>3): New expander.
10659 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10661 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10662 (*tablejump_sp64): Likewise.
10663 (*tablejump<P:mode>): ...this.
10664 (*call_address_sp32): Merge into...
10665 (*call_address_sp64): Likewise.
10666 (*call_address<P:mode>): ...this.
10667 (*call_symbolic_sp32): Merge into...
10668 (*call_symbolic_sp64): Likewise.
10669 (*call_symbolic<P:mode>): ...this.
10670 (call_value): Remove constraint and add predicate.
10671 (*call_value_address_sp32): Merge into...
10672 (*call_value_address_sp64): Likewise.
10673 (*call_value_address<P:mode>): ...this.
10674 (*call_value_symbolic_sp32): Merge into...
10675 (*call_value_symbolic_sp64): Likewise.
10676 (*call_value_symbolic<P:mode>): ...this.
10677 (*sibcall_symbolic_sp32): Merge into...
10678 (*sibcall_symbolic_sp64): Likewise.
10679 (*sibcall_symbolic<P:mode>): ...this.
10680 (sibcall_value): Remove constraint and add predicate.
10681 (*sibcall_value_symbolic_sp32): Merge into...
10682 (*sibcall_value_symbolic_sp64): Likewise.
10683 (*sibcall_value_symbolic<P:mode>): ...this.
10684 (window_save): Minor tweak.
10685 (*branch_sp32): Merge into...
10686 (*branch_sp64): Likewise.
10687 (*branch<P:mode>): ...this.
10689 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10690 James Clarke <jrtc27@jrtc27.com>
10693 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10694 consistently in TLS address generation and adjust code to the renaming
10695 of patterns. Mark calls to __tls_get_addr as const.
10696 * config/sparc/sparc.md (tgd_hi22): Turn into...
10697 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10698 (tgd_lo10): Turn into...
10699 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10700 (tgd_add32): Merge into...
10701 (tgd_add64): Likewise.
10702 (tgd_add<P:mode>): ...this and use Pmode throughout.
10703 (tldm_hi22): Turn into...
10704 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10705 (tldm_lo10): Turn into...
10706 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10707 (tldm_add32): Merge into...
10708 (tldm_add64): Likewise.
10709 (tldm_add<P:mode>): ...this and use Pmode throughout.
10710 (tldm_call32): Merge into...
10711 (tldm_call64): Likewise.
10712 (tldm_call<P:mode>): ...this and use Pmode throughout.
10713 (tldo_hix22): Turn into...
10714 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10715 (tldo_lox10): Turn into...
10716 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10717 (tldo_add32): Merge into...
10718 (tldo_add64): Likewise.
10719 (tldo_add<P:mode>): ...this and use Pmode throughout.
10720 (tie_hi22): Turn into...
10721 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10722 (tie_lo10): Turn into...
10723 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10724 (tie_ld64): Use DImode throughout.
10725 (tie_add32): Merge into...
10726 (tie_add64): Likewise.
10727 (tie_add<P:mode>): ...this and use Pmode throughout.
10728 (tle_hix22_sp32): Merge into...
10729 (tle_hix22_sp64): Likewise.
10730 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10731 (tle_lox22_sp32): Merge into...
10732 (tle_lox22_sp64): Likewise.
10733 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10734 (*tldo_ldub_sp32): Merge into...
10735 (*tldo_ldub_sp64): Likewise.
10736 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10737 (*tldo_ldub1_sp32): Merge into...
10738 (*tldo_ldub1_sp64): Likewise.
10739 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10740 (*tldo_ldub2_sp32): Merge into...
10741 (*tldo_ldub2_sp64): Likewise.
10742 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10743 (*tldo_ldsb1_sp32): Merge into...
10744 (*tldo_ldsb1_sp64): Likewise.
10745 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10746 (*tldo_ldsb2_sp32): Merge into...
10747 (*tldo_ldsb2_sp64): Likewise.
10748 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10749 (*tldo_ldub3_sp64): Use DImode throughout.
10750 (*tldo_ldsb3_sp64): Likewise.
10751 (*tldo_lduh_sp32): Merge into...
10752 (*tldo_lduh_sp64): Likewise.
10753 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10754 (*tldo_lduh1_sp32): Merge into...
10755 (*tldo_lduh1_sp64): Likewise.
10756 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10757 (*tldo_ldsh1_sp32): Merge into...
10758 (*tldo_ldsh1_sp64): Likewise.
10759 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10760 (*tldo_lduh2_sp64): Use DImode throughout.
10761 (*tldo_ldsh2_sp64): Likewise.
10762 (*tldo_lduw_sp32): Merge into...
10763 (*tldo_lduw_sp64): Likewise.
10764 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10765 (*tldo_lduw1_sp64): Use DImode throughout.
10766 (*tldo_ldsw1_sp64): Likewise.
10767 (*tldo_ldx_sp64): Likewise.
10768 (*tldo_stb_sp32): Merge into...
10769 (*tldo_stb_sp64): Likewise.
10770 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10771 (*tldo_sth_sp32): Merge into...
10772 (*tldo_sth_sp64): Likewise.
10773 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10774 (*tldo_stw_sp32): Merge into...
10775 (*tldo_stw_sp64): Likewise.
10776 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10777 (*tldo_stx_sp64): Use DImode throughout.
10779 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10781 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10782 check configure option to set BTI and Return Address Signing.
10783 * configure.ac: Add --enable-standard-branch-protection and
10784 --disable-standard-branch-protection.
10785 * configure: Regenerated.
10786 * doc/install.texi: Document the same.
10788 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10789 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10791 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10792 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10793 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10795 * config/aarch64/aarch64-bti-insert.c: New file.
10796 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10798 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10800 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10801 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10802 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10803 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10805 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10807 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10808 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10809 Disable bti for -mbranch-protection=none.
10810 (aarch64_handle_standard_branch_protection): Enable bti for
10811 -mbranch-protection=standard.
10812 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10813 -mbranch-protection.
10814 (aarch64_bti_enabled): Check if bti is enabled.
10815 * config/aarch64/aarch64.opt: Declare target variable.
10816 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10818 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10820 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10821 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10822 (aarch64_expand_epilogue): Likewise.
10823 (aarch64_output_mi_thunk): Likewise
10824 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10825 TAILCALL_ADDR_REGS to x16 and x17.
10826 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10828 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10830 * config/aarch64/aarch64-option-extensions.def: Define
10831 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10832 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10833 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10834 (AARCH64_FL_PREDRES): New.
10835 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10836 AARCH64_FL_PREDRES by default.
10837 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10839 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10841 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10843 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10844 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10845 * doc/invoke.texi: Document ARMv8.5-A.
10847 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10849 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10850 (xorsign<mode>3): Likewise.
10852 2019-01-09 Jelinek <jakub@redhat.com>
10854 PR middle-end/88758
10855 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10856 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10858 PR rtl-optimization/88331
10859 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10860 not currently_expanding_to_rtl.
10862 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10864 * doc/invoke.texi (-Os): Remove trailing spaces.
10865 (-finline-functions): Remove reference to -O2.
10867 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10869 PR rtl-optimization/79593
10870 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10872 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10873 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10875 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10878 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10882 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10883 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10885 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10888 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10889 ix86_avx_u128_mode_entry.
10891 2019-01-08 Martin Liska <mliska@suse.cz>
10893 PR tree-optimization/88753
10894 * tree-switch-conversion.c (switch_conversion::build_one_array):
10895 Come up with local variable constructor. Convert first to
10896 type of constructor values.
10898 2019-01-08 Richard Biener <rguenther@suse.de>
10900 PR tree-optimization/86554
10901 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10902 rpo_avail): Move earlier.
10903 (visit_nary_op): When value-numbering to expressions
10904 with different overflow behavior make sure there's an
10905 available expression on the path.
10907 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10909 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10910 aarch64_parse_branch_protection,
10911 struct aarch64_branch_protect_type,
10912 aarch64_handle_no_branch_protection,
10913 aarch64_handle_standard_branch_protection,
10914 aarch64_validate_mbranch_protection,
10915 aarch64_handle_pac_ret_protection,
10916 aarch64_handle_attr_branch_protection,
10917 accepted_branch_protection_string,
10918 aarch64_pac_ret_subtypes,
10919 aarch64_branch_protect_types,
10920 aarch64_handle_pac_ret_leaf): Define.
10921 (aarch64_override_options_after_change_1, aarch64_override_options):
10922 Add check for accepted_branch_protection_string.
10923 (aarch64_option_save): Save accepted_branch_protection_string.
10924 (aarch64_option_restore): Save accepted_branch_protection_string.
10925 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10926 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10927 msign-return-address.
10928 * doc/invoke.texi: Add mbranch-protection.
10930 2019-01-08 Alan Modra <amodra@gmail.com>
10933 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10934 Delete "unknownp" parameter. Adjust callers. Handle
10935 CONST_INT, PLUS, MINUS, and MULT.
10936 (attr_value_aligned): Renamed from or_attr_value.
10937 (min_attr_value): Return INT_MIN for unhandled rtl case..
10938 (min_fn): ..and translate to INT_MAX here.
10939 (write_length_unit_log): Modify to cope without "unknown".
10940 (write_attr_value): Handle IF_THEN_ELSE.
10942 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10944 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10945 optimization for masked stores.
10947 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10949 PR middle-end/88567
10950 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10951 output vector directly to duplicate_and_interleave instead of
10952 going through a temporary. Postpone insertion of ctor_seq to
10953 the end of the loop.
10955 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10958 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10959 unsigned_p. Handle signed and unsigned overflow correction as
10961 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10963 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10965 (add<mode>3_compareV_imm): Make this callable for expanding.
10966 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10967 aarch64_plus_operand for operand 2.
10968 (subv<GPI:mode>_insn): New insn pattern.
10969 (subv<GPI:mode>_imm): Likewise.
10970 (negv<GPI:mode>3): New expand pattern.
10971 (negv<GPI:mode>_insn): New insn pattern.
10972 (negv<GPI:mode>_cmp_only): Likewise.
10973 (cmpv<GPI:mode>_insn): Likewise.
10974 (subvti4): Use register_operand for operand 1. Update call to
10975 aarch64_expand_subvti.
10976 (usubvti4): Likewise.
10977 (negvti3): New expand pattern.
10978 (negdi_carryout): New insn pattern.
10979 (negvdi_carryinV): New insn pattern.
10980 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10981 version the named version.
10982 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10984 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10986 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10988 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10989 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10990 (sub<mode>3_carryinCV): Delete.
10991 (sub<GPI:mode>3_carryinV): New expand pattern.
10992 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10994 2019-01-07 Richard Biener <rguenther@suse.de>
10996 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10997 of tree_operand_hash.
10999 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11001 PR tree-optimization/88598
11002 * tree.h (single_nonzero_element): Declare.
11003 * tree.c (single_nonzero_element): New function.
11004 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
11005 if I is the only nonzero element of CST.
11007 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
11009 PR tree-optimization/88598
11010 * tree.h (initializer_each_zero_or_onep): Declare.
11011 * tree.c (initializer_each_zero_or_onep): New function.
11012 (signed_or_unsigned_type_for): Handle float types too.
11013 (unsigned_type_for, signed_type_for): Update comments accordingly.
11014 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
11015 x & { 0 or -1, 0 or -1, ... }.
11017 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
11019 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
11020 with x86_64-pc-linux-gnu.
11022 2019-01-07 Tom de Vries <tdevries@suse.de>
11025 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
11027 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
11030 2019-01-07 Jakub Jelinek <jakub@redhat.com>
11032 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
11033 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
11034 TARGET_AVX512F as condition.
11037 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
11038 const_not_ok_for_debug_p target hook.
11039 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
11040 on UNSPEC and subexpressions thereof if all subexpressions of the
11041 UNSPEC are CONSTANT_P.
11043 PR tree-optimization/88676
11044 * tree-ssa-phiopt.c (two_value_replacement): New function.
11045 (tree_ssa_phiopt_worker): Call it.
11048 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
11049 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
11052 * tree-vect-generic.c: Include insn-config.h and recog.h.
11053 (expand_vector_piecewise): Add defaulted ret_type argument,
11054 if non-NULL, use that in preference to type for the result type.
11055 (expand_vector_parallel): Formatting fix.
11056 (do_vec_conversion, do_vec_narrowing_conversion,
11057 expand_vector_conversion): New functions.
11058 (expand_vector_operations_1): Call expand_vector_conversion
11059 for VEC_CONVERT ifn calls.
11060 * internal-fn.def (VEC_CONVERT): New internal function.
11061 * internal-fn.c (expand_VEC_CONVERT): New function.
11062 * fold-const-call.c (fold_const_vec_convert): New function.
11063 (fold_const_call): Use it for CFN_VEC_CONVERT.
11064 * doc/extend.texi (__builtin_convertvector): Document.
11066 2019-01-07 Tom de Vries <tdevries@suse.de>
11068 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
11069 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
11070 vector_red_partition, vector_red_sym): New global variables.
11071 (nvptx_option_override): Initialize vector_red_sym.
11072 (nvptx_declare_function_name): Restore red_partition register.
11073 (nvptx_file_end): Emit code to declare the vector reduction variables.
11074 (nvptx_output_red_partition): New function.
11075 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
11076 large vector reductions.
11077 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
11078 (nvptx_init_builtins): Add VECTOR_ADDR.
11079 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
11080 Handle nvptx_expand_shared_addr.
11081 (nvptx_get_shared_red_addr): Add vector argument and handle large
11083 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
11085 (nvptx_goacc_reduction_init): Likewise.
11086 (nvptx_goacc_reduction_fini): Likewise.
11087 (nvptx_goacc_reduction_teardown): Likewise.
11088 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
11089 init,fini,teardown}.
11090 (nvptx_init_axis_predicate): Initialize vector_red_partition.
11091 (nvptx_set_current_function): Init vector_red_partition.
11092 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
11093 (nvptx_red_partition): New insn.
11094 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
11096 2019-01-07 Tom de Vries <tdevries@suse.de>
11099 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
11102 2019-01-07 Tom de Vries <tdevries@suse.de>
11104 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
11105 (nvptx_option_override): Init oacc_bcast_partition.
11106 (nvptx_init_oacc_workers): New function.
11107 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
11108 (nvptx_needs_shared_bcast): New function.
11109 (nvptx_find_par): Generalize to enable vectors to use shared-memory
11110 to propagate state.
11111 (nvptx_shared_propagate): Initialize vector bcast partition and
11112 synchronization state.
11113 (nvptx_single): Generalize to enable vectors to use shared-memory
11114 to propagate state.
11115 (nvptx_process_pars): Likewise.
11116 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
11117 * config/nvptx/nvptx.h (struct machine_function): Add
11118 bcast_partition and sync_bar members.
11120 2019-01-07 Tom de Vries <tdevries@suse.de>
11122 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
11123 (nvptx_apply_dim_limits): New function.
11124 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
11127 2019-01-07 Tom de Vries <tdevries@suse.de>
11129 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
11130 as late as possible.
11132 2019-01-07 Tom de Vries <tdevries@suse.de>
11134 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
11135 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
11136 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
11137 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
11138 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
11140 2019-01-07 Tom de Vries <tdevries@suse.de>
11142 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
11144 2019-01-07 Tom de Vries <tdevries@suse.de>
11146 * omp-offload.c (oacc_get_min_dim): New function.
11147 * omp-offload.h (oacc_get_min_dim): Declare.
11149 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
11152 * config/i386/i386.c (function_value_ms_64): Return small sturct in
11153 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
11155 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11159 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
11161 * ipa-inline.c (edge_badness): Use inlined_time instead of
11162 inline_summaries->get.
11164 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11166 * opts.c (enable_fdo_optimizations): Enable
11167 version-loops-for-strides, loop-interchange, unrol-and-jam
11168 and tree-loop-distribution.
11169 * invoke.texi: Document newly enabled options.
11171 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11173 * doc/invoke.texi (max-inline-insns-small): New parameters.
11174 * ipa-inline.c (want_early_inline_function_p): simplify.
11175 (want_inline_small_function_p): Fix pasto from previous patch;
11176 use max-inline-insns-small bound.
11177 * params.def (max-inline-insns-small): New param.
11178 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
11179 variables correctly.
11181 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11183 * doc/invoke.texi: Document max-inline-insns-size,
11184 uninlined-function-insns, uninlined-function-time,
11185 uninlined-thunk-insns and uninlined-thunk-time.
11186 * params.def: Add max-inline-insns-size,
11187 uninlined-function-insns, uninlined-function-time,
11188 uninlined-thunk-insns and uninlined-thunk-time.
11189 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
11191 * ipa-inline.c (can_inline_edge_by_limits_p,
11192 want_inline_small_function_p): Use new parameters.
11194 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
11196 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
11198 2019-01-05 Jakub Jelinek <jakub@redhat.com>
11200 PR middle-end/82564
11202 * expr.c (expand_assignment): For calls returning VLA structures
11203 if to_rtx is not a MEM, force it into a stack temporary.
11206 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11207 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11208 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11209 subexpressions of both operands.
11210 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11211 subrtxes are CONSTANT_P.
11212 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11213 2018-11-09 changes.
11215 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11217 * params.def (hot-bb-count-ws-permille): Set to 990.
11219 2019-01-04 Martin Sebor <msebor@redhat.com>
11222 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11225 2019-01-04 Martin Sebor <msebor@redhat.com>
11228 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11230 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11232 * gdbinit.in: Turn off pagination for the skip commands, restore
11233 it to previous state afterwards.
11235 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11238 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11239 of GET_MODE (opN) as modes of the libcall arguments.
11241 2019-01-04 Jan Beulich <jbeulich@suse.com>
11243 * config/i386/sse.md
11244 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11245 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11246 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11247 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11248 avx512f_vmcmp<mode>3<round_saeonly_name>,
11249 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11250 avx512f_maskcmp<mode>3,
11251 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11252 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11253 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11254 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11255 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11256 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11257 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11258 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11259 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11260 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11261 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11262 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11263 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11264 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11265 avx512cd_maskb_vec_dup<mode>,
11266 avx512cd_maskw_vec_dup<mode>,
11267 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11268 avx512dq_vmfpclass<mode>,
11269 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11272 2019-01-03 Martin Sebor <msebor@redhat.com>
11274 PR tree-optimization/88659
11275 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11277 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11279 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11280 unaligned vsx and avoid lxvd2x/stxvd2x.
11281 (gen_lvx_v4si_move): New function.
11283 2019-01-03 Tom de Vries <tdevries@suse.de>
11285 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11286 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11288 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11290 2019-01-03 Tom de Vries <tdevries@suse.de>
11292 * config/nvptx/nvptx.c (struct offload_attrs): New.
11293 (populate_offload_attrs): New function. Factor mask extraction out of
11294 nvptx_reorg. Add extraction of dimensions.
11295 (nvptx_reorg): Use populate_offload_attrs.
11297 2019-01-03 Tom de Vries <tdevries@suse.de>
11299 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11300 cases for oacc_min_dims_p and routine_p. Add asserts for
11301 oacc_default_dims_p and offload_region_p.
11303 2019-01-03 Tom de Vries <tdevries@suse.de>
11305 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11306 factored out of ...
11307 (nvptx_goacc_validate_dims): ... here.
11309 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11311 PR tree-optimization/85574
11312 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11314 (struct ssa_equip_hash_traits): Declare.
11315 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11317 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11320 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11321 change it to qualified_type.
11323 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11325 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11326 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11328 2019-01-02 Martin Sebor <msebor@redhat.com>
11329 Jeff Law <law@redhat.com>
11331 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11332 (get_range_strlen_tree): Update appropriately.
11334 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11336 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11337 rather than set_range_info.
11338 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11339 maybe_set_strlen_range. Handle potentially boundary crossing
11340 cases more conservatively.
11341 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11342 Call set_strlen_range.
11343 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11345 PR middle-end/88663
11346 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11347 need the flexp argument.
11348 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11349 from calls to get_range_strlen. Update comments. Just update
11350 VAL for an unterminated const char array and let the reset of the
11351 code handle it normally. No longer try to set *flexp. Adjust
11353 (get_range_strlen): Update for the new get_range_strlen API.
11354 (get_maxval_strlen): Similarly.
11355 (gimple_fold_builtin_strlen): Handle update meaning of return value
11356 from get_range_strlen.
11357 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11358 get_range_strlen API.
11360 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11363 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11364 false at WPA time when body was removed.
11366 2019-01-02 Martin Liska <mliska@suse.cz>
11368 PR tree-optimization/88650
11369 * predict.c (set_even_probabilities): Calculate probability
11370 remainer only when really used.
11372 2019-01-02 Richard Biener <rguenther@suse.de>
11374 PR middle-end/88651
11375 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11376 widest_ints when mangling max_stmt_execution results.
11378 2019-01-02 Richard Biener <rguenther@suse.de>
11380 PR tree-optimization/88621
11381 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11382 bitfields when canoncalizing.
11384 2019-01-02 Richard Biener <rguenther@suse.de>
11387 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11388 cost of cheap SSE instruction.
11390 2019-01-02 Richard Biener <rguenther@suse.de>
11393 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11394 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11396 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11397 set after UIDs before splitting them.
11399 2019-01-01 Martin Sebor <msebor@redhat.com>
11400 Jeff Law <law@redhat.com>
11402 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11403 length is optimistic. If it is, then arrange to compute the
11404 conservative length as well.
11406 * gimple-fold.h (get_range_strlen): Update prototype.
11407 * builtins.c (check_access): Update call to get_range_strlen to use
11408 c_strlen_data pointer. Change various variable accesses to instead
11409 pull data from the c_strlen_data structure.
11410 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11411 * calls.c (maybe_warn_nonstring_arg): Likewise.
11412 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11413 minimum length if maximum lengh is unknown.
11414 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11415 that used c_strlen, it's no longer needed. Restructure slightly.
11416 (format_string): Set unlikely range appropriately.
11417 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11419 (get_range_strlen): Accept c_strlen_data pointer for external
11420 call sites as well. Pass through to call to internal get_range_strlen.
11421 Adjust minlen, maxlen and maxbound as needed.
11422 (get_maxval_strlen): Update comments.
11423 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11424 to use c_strlen_data pointer. Change variable accesses to instead
11425 use c_strlen_data data members.
11427 * gimple-fold.c (get_range_strlen): Update prototype.
11428 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11429 local variables. Use pdata to return information to caller.
11430 Update calls to get_range_strlen. Update pdata->maxbound.
11431 (get_range_strlen -- static version): Similarly.
11432 (get_range_strlen -- extern version): Update for internal
11433 get_range_strlen API change. Convert to external data format.
11434 (get_maxval_strlen): Similarly.
11436 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11438 * coverage.c (get_coverage_counts): Use current_function_decl.
11439 * profile.c (read_thunk_profile): New function.
11440 (branch_prob): Add THUNK parameter.
11441 * tree-profile.c (tree_profiling): Handle thunks.
11442 * value-prof.c (init_node_map): Handle thunks.
11443 * value-prof.h (branch_prob): Upate prototype.
11444 (read_thunk_profile): Declare.
11446 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11448 Update copyright years.
11450 * gcc.c (process_command): Update copyright notice dates.
11451 * gcov-dump.c (print_version): Ditto.
11452 * gcov.c (print_version): Ditto.
11453 * gcov-tool.c (print_version): Ditto.
11454 * gengtype.c (create_file): Ditto.
11455 * doc/cpp.texi: Bump @copying's copyright year.
11456 * doc/cppinternals.texi: Ditto.
11457 * doc/gcc.texi: Ditto.
11458 * doc/gccint.texi: Ditto.
11459 * doc/gcov.texi: Ditto.
11460 * doc/install.texi: Ditto.
11461 * doc/invoke.texi: Ditto.
11463 Copyright (C) 2019 Free Software Foundation, Inc.
11465 Copying and distribution of this file, with or without modification,
11466 are permitted in any medium without royalty provided the copyright
11467 notice and this notice are preserved.