| blob | 14cde6af201c3edb98a82ed997b2a77658f1be55 |
1 2017-05-26 Bin Cheng <bin.cheng@arm.com>
3 PR tree-optimization/80815
4 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
5 for merging runtime alias checks. Handle negative DR_STEPs.
7 2017-05-26 Bin Cheng <bin.cheng@arm.com>
9 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
10 Move from ...
11 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
12 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
13 out code pruning runtime alias checks.
14 * tree-data-ref.c (prune_runtime_alias_test_list): New function
15 factored out from above.
16 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
17 Move from ...
18 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
19 ... to here.
20 (prune_runtime_alias_test_list): New decalaration.
22 2017-05-26 Bin Cheng <bin.cheng@arm.com>
24 * tree-vect-data-refs.c (compare_tree): Rename and move ...
25 * tree-data-ref.c (data_ref_compare_tree): ... to here.
26 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
27 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
28 (operator==, comp_dr_with_seg_len_pair): Ditto.
29 (vect_prune_runtime_alias_test_list): Ditto.
31 2017-05-26 Martin Liska <mliska@suse.cz>
33 PR ipa/80663
34 * params.def: Bound partial-inlining-entry-probability param.
36 2017-05-26 Marek Polacek <polacek@redhat.com>
38 PR sanitizer/80875
39 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
40 can be negated.
42 2017-05-26 Richard Biener <rguenther@suse.de>
44 PR tree-optimization/80842
45 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
46 value.
48 2017-05-26 Richard Biener <rguenther@suse.de>
50 PR tree-optimization/80844
51 * tree-vectorizer.c (adjust_simduid_builtins): Propagate
52 results.
54 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
56 * doc/md.texi (Machine Constraints): Update x86 family
57 machine constraints section to match 'config/i386/constraints.md'.
59 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
61 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
63 2017-05-25 Nathan Sidwell <nathan@acm.org>
65 * doc/invoke.texi (--enable-languages): Update documentation.
67 2017-05-25 Martin Liska <mliska@suse.cz>
69 * dumpfile.c: Add TDF_FOLDING.
70 * dumpfile.h (enum dump_kind): Likewise.
71 * genmatch.c (dt_simplify::gen_1): Use it.
73 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
75 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
77 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
79 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
80 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
82 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
84 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
85 * match.pd (X == C): Rewrite it here.
86 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
87 with_certain_nonzero_bits2): New predicates.
88 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
90 2017-05-24 Nathan Sidwell <nathan@acm.org>
92 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
93 avoid warning.
95 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
96 warning.
98 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
100 * config/powerpcspe: New port. Files are copied from the rs6000
101 port, with "rs6000" in filenames replaced by "powerpcspe".
103 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
105 PR rtl-optimization/80754
106 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
108 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
110 * config/sparc/sparc.md (length): Return the correct value for -mflat
111 sibcalls to match output_sibcall.
113 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
115 PR bootstrap/80860
116 PR bootstrap/80843
117 * config/rs6000/rs6000.c (struct machine_function): Add new field
118 n_components.
119 (rs6000_get_separate_components): Init that field, use it.
120 (rs6000_components_for_bb): Use the field.
122 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
124 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
126 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
128 PR middle-end/80823
129 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
131 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
133 PR target/80725
134 * config/s390/s390.c (s390_check_qrst_address): Check incoming
135 address against address_operand predicate.
136 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
138 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
140 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
141 parameters passed indirectly.
143 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
145 * config/i386/i386.md (*movdi_internal): Remove SSE4
146 alternative 18 (?r, *v). Update insn attributes.
147 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
148 Update insn attributes.
149 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
150 Update insn attributes.
151 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
152 alternative 1 (r, v). Remove isa attribute.
153 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
154 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
155 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
157 2017-05-23 Tom de Vries <tom@codesourcery.com>
159 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
160 dg-line directive.
162 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
164 * cgraphunit.c (symbol_table::process_new_functions): Update.
165 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
166 (inline_generate_summary): Rename to ...
167 (ipa_fn_summary_generate): ... this one.
168 (inline_read_summary): Rename to ...
169 (ipa_fn_summary_read): ... this one.
170 (inline_write_summary): Rename to ...
171 (ipa_fn_summary_write): ... this one.
172 (inline_free_summary): Rename to ...
173 (ipa_free_fn_summary): ... this one.
174 (pass_data_local_fn_summary, pass_local_fn_summary,
175 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
176 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
177 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
178 make_pass_ipa_fn_summary): New.
179 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
180 inline_write_summary, inline_free_summary): Remove.
181 (ipa_free_fn_summary) : New.
182 * ipa-inline.c (ipa_inline): Update.
183 (pass_ipa_inline): Do not generate summaries.
184 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
185 Remove.
186 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
187 and add pass_ipa_fn_summary.
188 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
189 New.
190 (make_pass_inline_parameters): Remove.
192 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
194 * omp-low.c (struct omp_context): Remove "default_kind" member.
195 Adjust all users.
197 * omp-offload.c (execute_oacc_device_lower): Remove the
198 parallelism dimensions function attributes for unparallelized
199 OpenACC kernels constructs.
201 2017-05-23 Martin Liska <mliska@suse.cz>
203 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
204 functions.
205 (cgraph_edge::make_speculative): Likewise.
206 (cgraph_edge::resolve_speculation): Likewise.
207 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
208 (cgraph_node::dump): Likewise.
209 * cgraph.h: Likewise.
210 * cgraphunit.c (analyze_functions): Likewise.
211 (symbol_table::compile): Likewise.
212 * ipa-cp.c (print_all_lattices): Likewise.
213 (determine_versionability): Likewise.
214 (initialize_node_lattices): Likewise.
215 (ipcp_verify_propagated_values): Likewise.
216 (estimate_local_effects): Likewise.
217 (update_profiling_info): Likewise.
218 (create_specialized_node): Likewise.
219 (perhaps_add_new_callers): Likewise.
220 (decide_about_value): Likewise.
221 (decide_whether_version_node): Likewise.
222 (identify_dead_nodes): Likewise.
223 (ipcp_store_bits_results): Likewise.
224 * ipa-devirt.c (dump_targets): Likewise.
225 (ipa_devirt): Likewise.
226 * ipa-icf.c (sem_item::dump): Likewise.
227 (sem_function::equals): Likewise.
228 (sem_variable::equals): Likewise.
229 (sem_item_optimizer::read_section): Likewise.
230 (sem_item_optimizer::execute): Likewise.
231 (congruence_class::dump): Likewise.
232 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
233 (dump_inline_summary): Likewise.
234 (estimate_node_size_and_time): Likewise.
235 (inline_analyze_function): Likewise.
236 * ipa-inline-transform.c (inline_call): Likewise.
237 * ipa-inline.c (report_inline_failed_reason): Likewise.
238 (want_early_inline_function_p): Likewise.
239 (edge_badness): Likewise.
240 (update_edge_key): Likewise.
241 (inline_small_functions): Likewise.
242 * ipa-profile.c (ipa_profile): Likewise.
243 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
244 (ipa_make_edge_direct_to_target): Likewise.
245 (remove_described_reference): Likewise.
246 (ipa_impossible_devirt_target): Likewise.
247 (propagate_controlled_uses): Likewise.
248 (ipa_print_node_params): Likewise.
249 (ipcp_transform_function): Likewise.
250 * ipa-pure-const.c (pure_const_read_summary): Likewise.
251 (propagate_pure_const): Likewise.
252 * ipa-reference.c (generate_summary): Likewise.
253 (read_write_all_from_decl): Likewise.
254 (propagate): Likewise.
255 (ipa_reference_read_optimization_summary): Likewise.
256 * ipa-utils.c (ipa_merge_profiles): Likewise.
257 * ipa.c (walk_polymorphic_call_targets): Likewise.
258 (symbol_table::remove_unreachable_nodes): Likewise.
259 (ipa_single_use): Likewise.
260 * passes.c (execute_todo): Likewise.
261 * predict.c (drop_profile): Likewise.
262 * symtab.c (symtab_node::get_dump_name): New function.
263 (symtab_node::dump_name): Likewise.
264 (symtab_node::dump_asm_name): Likewise.
265 (symtab_node::dump_references): Likewise.
266 (symtab_node::dump_referring): Likewise.
267 (symtab_node::dump_base): Likewise.
268 (symtab_node::debug_symtab): Likewise.
269 * tree-sra.c (convert_callers_for_node): Likewise.
270 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
271 * value-prof.c (init_node_map): Likewise.
273 2017-05-23 Martin Liska <mliska@suse.cz>
275 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
276 and symtab_node::debug_symtab to symbol_table::debug.
277 * cgraphunit.c (analyze_functions): Use the renamed function.
278 (symbol_table::compile): Likewise.
279 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
280 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
281 * passes.c (execute_todo): Likewise.
282 * symtab.c (symbol_table::dump): New function.
283 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
285 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
287 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
288 that nonconst implies exec.
290 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
292 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
293 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
294 (inline_edge_summary_vec): Turn into ...
295 (ipa_call_summaries): ... this one.
296 (redirect_to_unreachable, edge_set_predicate,
297 evaluate_properties_for_edge, inline_summary_alloc,
298 reset_ipa_call_summary, reset_inline_summary,
299 inline_summary_t::duplicate): Update.
300 (inline_edge_duplication_hook): Turn to ...
301 (ipa_call_summary_t::duplicate): ... this one.
302 (inline_edge_removal_hook): Turn to ...
303 (ipa_call_summary_t::remove): ... this one.
304 (dump_inline_edge_summary): Turn to ...
305 (dump_ipa_call_summary): ... this one.
306 (estimate_function_body_sizes): Update.
307 (inline_update_callee_summaries): Update.
308 (remap_edge_change_prob): Update.
309 (remap_edge_summaries): Update.
310 (inline_merge_summary): Update.
311 (do_estimate_edge_time): Update.
312 (inline_generate_summary): Update.
313 (inline_read_section): Update.
314 (inline_read_summary): Update.
315 (inline_free_summary): Update.
316 * ipa-inline.c (can_inline_edge_p): Update.
317 (compute_inlined_call_time): Update.
318 (want_inline_small_function_p): Update.
319 (edge_badness): Update.
320 (early_inliner): Update.
321 * ipa-inline.h (inline_edge_summary): Turn to ...
322 (ipa_call_summary): ... this one.
323 (ipa_call_summary_t): New class.
324 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
325 (ipa_call_summaries): New.
326 (inline_edge_summary): Remove.
327 (estimate_edge_growth): Update.
328 * ipa-profile.c (ipa_propagate_frequency_1): Update.
329 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
330 * ipa-split.c (execute_split_functions): Update.
331 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
333 2017-05-23 Tom de Vries <tom@codesourcery.com>
335 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
336 attributes): Document rdrand effective target.
338 2017-05-23 Tom de Vries <tom@codesourcery.com>
340 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
341 attributes): Sort alphabetically.
343 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
345 * config/avr/genmultilib.awk: Use gsub instead of gensub.
347 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
349 PR target/80718
350 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
351 V2DF/V2DI splat into two separate patterns, one that handles
352 registers, and the other that only handles memory. Drop support
353 for splatting from a GPR on ISA 2.07 and then splitting the
354 splat into direct move and splat.
355 (vsx_splat_<mode>_reg): Likewise.
356 (vsx_splat_<mode>_mem): Likewise.
358 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
360 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
362 2017-05-22 Jakub Jelinek <jakub@redhat.com>
364 PR middle-end/80809
365 * omp-low.c (finish_taskreg_remap): New function.
366 (finish_taskreg_scan): If unit size of ctx->record_type
367 is non-constant, unshare the size expression and replace
368 decls in it with possible outer var refs.
370 PR middle-end/80809
371 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
372 GOVD_SHARED rather than GOVD_PRIVATE with it.
373 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
374 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
376 PR middle-end/80853
377 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
378 as last argument to build_outer_var_ref for pointer bases of array
379 section reductions.
381 2017-05-19 Martin Sebor <msebor@redhat.com>
383 * print-tree.c (print_node): Print DECL_READ_P flag.
385 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
387 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
388 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
389 * cgraph.c: Likewise.
390 * cgraphunit.c: Likewise.
391 * gengtype.c: Likewise.
392 * ipa-cp.c: Likewise.
393 * ipa-devirt.c: Likewise.
394 * ipa-icf.c: Likewise.
395 * ipa-predicate.c: Likewise.
396 * ipa-profile.c: Likewise.
397 * ipa-prop.c: Likewise.
398 * ipa-split.c: Likewise.
399 * ipa.c: Likewise.
400 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
401 edge_predicate_pool, dump_inline_hints,
402 inline_summary::account_size_time, redirect_to_unreachable,
403 edge_set_predicate, set_hint_predicate,
404 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
405 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
406 inline_summary_t::remove, remap_hint_predicate_after_duplication,
407 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
408 ipa_call_summary_t::remove, initialize_growth_caches,
409 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
410 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
411 mark_modified, unmodified_parm_1, unmodified_parm,
412 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
413 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
414 compute_bb_predicates, will_be_nonconstant_expr_predicate,
415 will_be_nonconstant_predicate, record_modified_bb_info,
416 get_minimal_bb, record_modified, param_change_prob,
417 phi_result_unknown_predicate, predicate_for_phi_result,
418 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
419 estimate_function_body_sizes, compute_inline_parameters,
420 compute_inline_parameters_for_curren, pass_data_inline_parameters,
421 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
422 inline_update_callee_summaries, remap_edge_change_prob,
423 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
424 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
425 inline_analyze_function, inline_summary_t::insert,
426 inline_generate_summary, read_ipa_call_summary, inline_read_section,
427 inline_read_summary, write_ipa_call_summary, inline_write_summary,
428 inline_free_summary): Move to ipa-fnsummary.h
429 (predicate_t): Remove.
430 * ipa-fnsummary.c: New file.
431 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
432 (enum inline_hints_vals, inline_hints, agg_position_info,
433 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
434 inline_summaries, ipa_call_summary, ipa_call_summary_t,
435 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
436 dump_inline_summary, dump_inline_hints, inline_generate_summary,
437 inline_read_summary, inline_write_summary, inline_free_summary,
438 inline_analyze_function, initialize_inline_failed,
439 inline_merge_summary, inline_update_overall_summary,
440 compute_inline_parameters): Move to ipa-fnsummary.h
441 * ipa-fnsummary.h: New file.
442 * ipa-inline-transform.h: Include ipa-inline.h.
443 * ipa-inline.c: LIkewise.
445 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
447 * ipa-inline.c (edge_badness): Use inlined_time instead of
448 inline_summaries->get.
450 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
452 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
454 2017-05-22 Nathan Sidwell <nathan@acm.org>
456 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
457 (fdump-lang): Document 'raw' option.
458 * dumpfile.h (TDI_tu): Delete.
459 * dumpfile.c (dump_files): Remove translation-unit.
460 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
462 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
464 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
465 command option from $(AWK) call.
466 * config/avr/genmultilib.awk: Simplify and rewrite so that it
467 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
468 [FORMAT]: Remove handling of variable.
469 * config/avr/t-multilib: Regenerate.
471 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
473 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
474 self_time.
475 (dump_inline_summary): Do not print self_time.
476 (estimate_function_body_sizes): Do not set self_time.
477 (compute_inline_parameters): Likewise.
478 (inline_read_section, inline_write_summary): Do not stream self_time.
479 * ipa-inline.h (inline_summary): Drop self_time.
481 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
483 * ipa-inline-analysis.c (account_size_time): Rename to ...
484 (inline_summary::account_size_time): ... this one.
485 (reset_ipa_call_summary): Turn to ...
486 (ipa_call_summary::reset): ... this one.
487 (reset_inline_summary): Turn to ...
488 (inline_summary::reset): ... this one.
489 (inline_summary_t::remove): Update.
490 (inline_summary_t::duplicate): Update.
491 (ipa_call_summary_t::remove): Update.
492 (dump_inline_summary): Update.
493 (estimate_function_body_sizes): Update.
494 (compute_inline_parameters): Update.
495 (estimate_node_size_and_time): Update.
496 (inline_merge_summary): Update.
497 (inline_update_overall_summary): Update.
498 (inline_read_section): Update.
499 (inline_write_summary): Update.
500 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
501 add account_size_time and reset member functions.
502 (ipa_call_summary): Add reset function.
503 * ipa-predicate.h (predicate::operator &): Constify.
505 2017-05-22 Richard Biener <rguenther@suse.de>
507 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
509 2017-05-19 Jason Merrill <jason@redhat.com>
511 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
513 2017-05-19 Marek Polacek <polacek@redhat.com>
515 PR sanitizer/80800
516 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
517 TYPE_OVERFLOW_WRAPS checks.
519 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
521 * tree-core.h (enum omp_clause_default_kind): Add
522 "OMP_CLAUSE_DEFAULT_PRESENT".
523 * tree-pretty-print.c (dump_omp_clause): Handle it.
524 * gimplify.c (enum gimplify_omp_var_data): Add
525 "GOVD_MAP_FORCE_PRESENT".
526 (gimplify_adjust_omp_clauses_1): Map it to
527 "GOMP_MAP_FORCE_PRESENT".
528 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
530 * gimplify.c (oacc_default_clause): Clarify.
532 2017-05-19 Nathan Sidwell <nathan@acm.org>
534 LANG_HOOK_REGISTER_DUMPS
535 * toplev.c (general_init): Call register dump lang hook.
536 * doc/invoke.texi: Document -fdump-lang option family.
537 * dumpfile.c (dump_files): Remove class dump here.
538 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
539 * dumpfile.h (tree_dump_index): Remove TDI_class.
540 * langhooks-def.h (lhd_register_dumps): Declare.
541 (LANG_HOOKS_REGISTER_DUMPS): Define.
542 (LANG_HOOKS_INITIALIZER): Add it.
543 * langhooks.c (lhd_register_dumps): Define.
544 * langhooks.h (struct lang_hooks): Add register_dumps.
546 2017-05-19 Nathan Sidwell <nathan@acm.org>
548 * context.h (context::set_passes): New.
549 * context.c (context::context): Do not create pass manager.
550 * toplev.c (general_init): Create pass manager here.
552 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
554 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
555 use this splitter if two add or or instructions would also work for
556 the constant we want to generate.
558 2017-05-19 Richard Biener <rguenther@suse.de>
560 PR build/80821
561 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
562 predicate evaluation.
564 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
566 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
567 add ctor.
568 * ipa-inline.c (want_inline_small_function_p): Do not cast to
569 unsigned.
571 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
573 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
574 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
575 (inline_edge_summary_vec): Turn into ...
576 (ipa_call_summaries): ... this one.
577 (redirect_to_unreachable, edge_set_predicate,
578 evaluate_properties_for_edge, inline_summary_alloc,
579 reset_ipa_call_summary, reset_inline_summary,
580 inline_summary_t::duplicate): Update.
581 (inline_edge_duplication_hook): Turn to ...
582 (ipa_call_summary_t::duplicate): ... this one.
583 (inline_edge_removal_hook): Turn to ...
584 (ipa_call_summary_t::remove): ... this one.
585 (dump_inline_edge_summary): Turn to ...
586 (dump_ipa_call_summary): ... this one.
587 (estimate_function_body_sizes): Update.
588 (inline_update_callee_summaries): Update.
589 (remap_edge_change_prob): Update.
590 (remap_edge_summaries): Update.
591 (inline_merge_summary): Update.
592 (do_estimate_edge_time): Update.
593 (inline_generate_summary): Update.
594 (inline_read_section): Update.
595 (inline_read_summary): Update.
596 (inline_free_summary): Update.
597 * ipa-inline.c (can_inline_edge_p): Update.
598 (compute_inlined_call_time): Update.
599 (want_inline_small_function_p): Update.
600 (edge_badness): Update.
601 (early_inliner): Update.
602 * ipa-inline.h (inline_edge_summary): Turn to ...
603 (ipa_call_summary): ... this one.
604 (ipa_call_summary_t): New class.
605 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
606 (ipa_call_summaries): New.
607 (inline_edge_summary): Remove.
608 (estimate_edge_growth): Update.
609 * ipa-profile.c (ipa_propagate_frequency_1): Update.
610 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
611 * ipa-split.c (execute_split_functions): Update.
612 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
614 2017-05-19 Richard Biener <rguenther@suse.de>
616 PR middle-end/80764
617 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
619 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
621 * config/rs6000/rs6000.c (struct machine_function): Add field
622 fpr_is_wrapped_separately.
623 (rs6000_get_separate_components): Use 64 components. Handle the
624 new FPR components.
625 (rs6000_components_for_bb): Handle the FPR components.
626 (rs6000_emit_prologue_components): Handle the FPR components.
627 (rs6000_emit_epilogue_components): Handle the FPR components.
628 (rs6000_set_handled_components): Handle the FPR components.
629 (rs6000_emit_prologue): Don't output prologue code for those FPRs
630 that are already separately shrink-wrapped.
631 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
632 that are already separately shrink-wrapped.
634 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
636 PR target/80510
637 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
638 New predicate.
640 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
641 (define_peephole2 for Altivec d-form load): Add peepholes to catch
642 cases where the register allocator uses a move and an offsettable
643 memory operation to/from a FPR register on ISA 2.06/2.07.
644 (define_peephole2 for Altivec d-form store): Likewise.
646 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
648 PR target/80799
649 * config/i386/mmx.md (*mov<mode>_internal): Enable
650 alternatives 11, 12, 13 and 14 also for 32bit targets.
651 Remove alternatives 15, 16, 17 and 18.
652 * config/i386/sse.md (vec_concatv2di): Change
653 alternative (!x, *y) to (x, ?!*Yn).
655 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
657 * dumpfile.h (enum dump_kind): Remove stray comma.
659 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
661 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
662 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
663 predicate::num_conditions
664 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
665 (CHANGED): turn into predicate::changed.
666 (agg_position_info): Move to ipa-predicate.h
667 (add_condition, predicate::add_clause, predicate::operator &=,
668 predicate::or_with, predicate::evaluate, predicate::probability,
669 dump_condition, dump_clause, predicate::dump,
670 predicate::remap_after_duplication, predicate::remap_after_inlining,
671 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
672 (evaluate_conditions_for_known_args): Update.
673 (set_cond_stmt_execution_predicate): Update.
674 * ipa-inline.h: Include ipa-predicate.h
675 (condition, inline_param_summary, conditions, agg_position_info,
676 predicate): Move to ipa-predicate.h
677 * ipa-predicate.c: New file.
678 * ipa-predicate.h: New file.
680 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
682 * final.c (leaf_function_p): Check we are not in a sequence.
684 2017-05-18 Martin Liska <mliska@suse.cz>
686 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
687 * dumpfile.c (dump_register): Use new enum dump_kind.
688 (get_dump_file_name): Likewise.
689 (dump_enable_all): Likewise.
690 (dump_switch_p_1): Likewise.
691 (enable_rtl_dump_file): Remove usage of TDF_RTL.
692 * dumpfile.h (enum dump_kind): New enum type.
693 (struct dump_file_info): Create constructor and
694 format fields and comments.
695 * passes.c (pass_manager::register_one_dump_file):
696 Use num dump_kind.
697 * statistics.c (statistics_early_init): Likewise.
698 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
699 TDF_TREE with TDF_SLIM.
700 (gather_memory_references_ref): Likewise.
702 2017-05-18 Martin Liska <mliska@suse.cz>
704 * vec.h (struct vnull): Use it.
706 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
708 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
709 (true_predicate, false_predicate, true_predicate_p,
710 false_predicate_p): Remove.
711 (single_cond_predicate, not_inlined_predicate): Turn to member function
712 in ipa-inline.h
713 (add_condition): Update.
714 (add_clause): Turn to...
715 (predicate::add_clause): ... this one; update; allow passing NULL
716 as parameter.
717 (and_predicates): Turn to ...
718 (predicate::operator &=): ... this one.
719 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
720 (or_predicates): Turn to ...
721 (predicate::or_with): ... this one.
722 (evaluate_predicate): Turn to ...
723 (predicate::evaluate): ... this one.
724 (predicate_probability): Turn to ...
725 (predicate::probability): ... this one.
726 (dump_condition): Update.
727 (dump_predicate): Turn to ...
728 (predicate::dump): ... this one.
729 (account_size_time): Update.
730 (edge_set_predicate): Update.
731 (set_hint_predicate): UPdate.
732 (evaluate_conditions_for_known_args): Update.
733 (evaluate_properties_for_edge): Update.
734 (remap_predicate_after_duplication): Turn to...
735 (predicate::remap_after_duplication): ... this one.
736 (remap_hint_predicate_after_duplication): Update.
737 (inline_summary_t::duplicate): UPdate.
738 (dump_inline_edge_summary): Update.
739 (dump_inline_summary): Update.
740 (set_cond_stmt_execution_predicate): Update.
741 (set_switch_stmt_execution_predicate): Update.
742 (compute_bb_predicates): Update.
743 (will_be_nonconstant_expr_predicate): Update.
744 (will_be_nonconstant_predicate): Update.
745 (phi_result_unknown_predicate): Update.
746 (predicate_for_phi_result): Update.
747 (array_index_predicate): Update.
748 (estimate_function_body_sizes): Update.
749 (estimate_node_size_and_time): Update.
750 (estimate_ipcp_clone_size_and_time): Update.
751 (remap_predicate): Rename to ...
752 (predicate::remap_after_inlining): ... this one.
753 (remap_hint_predicate): Update.
754 (inline_merge_summary): Update.
755 (inline_update_overall_summary): Update.
756 (estimate_size_after_inlining): Update.
757 (read_predicate): Rename to ...
758 (predicate::stream_in): ... this one.
759 (read_inline_edge_summary): Update.
760 (write_predicate): Rename to ...
761 (predicate::stream_out): ... this one.
762 (write_inline_edge_summary): Update.
763 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
764 (clause_t): Turn to uint32_t
765 (predicate): Turn to class; implement constructor and operators
766 ==, !=, &
767 (size_time_entry): Update.
768 (inline_summary): Update.
769 (inline_edge_summary): Update.
771 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
773 * fold-const.c (fold_binary_loc): Move transformation...
774 * match.pd (C - X CMP X): ... here.
776 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
778 * config/sparc/sparc.c (sparc_option_override): Set function
779 alignment for -mcpu=niagara7 to 64 to match the I$ line.
780 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
781 latency to 1.
782 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
783 latency to 2.
784 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
786 2017-05-18 Marek Polacek <polacek@redhat.com>
788 PR sanitizer/80797
789 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
790 (pass_ubsan::execute): Call gimple_assign_single_p instead of
791 gimple_assign_load_p.
793 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
795 PR middle-end/80692
796 * real.c (do_compare): Give decimal_do_compare preference over
797 comparing just the signs.
799 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
801 * doc/md.texi (Canonicalization of Instructions): Describe the
802 canonical form of instructions that inherently set a condition
803 code register.
805 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
807 PR middle-end/80775
808 * tree-cfg.c: Move deletion of unreachable case statements to after
809 the merging of consecutive case labels.
811 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
813 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
814 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
815 restoring of callee-saved registers.
817 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
819 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
820 * config/visium/visium.c (single_set_and_flags): Likewise.
821 * config/visium/visium.md (Substitutions): Likewise.
823 2017-05-17 Martin Liska <mliska@suse.cz>
825 * cfg.c: Introduce dump_flags_t type and
826 use it instead of int type.
827 * cfg.h: Likewise.
828 * cfghooks.c: Likewise.
829 * cfghooks.h (struct cfg_hooks): Likewise.
830 * cfgrtl.c: Likewise.
831 * cfgrtl.h: Likewise.
832 * cgraph.c (cgraph_node::get_body): Likewise.
833 * coretypes.h: Likewise.
834 * domwalk.c: Likewise.
835 * domwalk.h: Likewise.
836 * dumpfile.c (struct dump_option_value_info): Likewise.
837 (dump_enable_all): Likewise.
838 (dump_switch_p_1): Likewise.
839 (opt_info_switch_p): Likewise.
840 * dumpfile.h (enum tree_dump_index): Likewise.
841 (struct dump_file_info): Likewise.
842 * genemit.c: Likewise.
843 * generic-match-head.c: Likewise.
844 * gengtype.c (open_base_files): Likewise.
845 * gimple-pretty-print.c: Likewise.
846 * gimple-pretty-print.h: Likewise.
847 * graph.c (print_graph_cfg): Likewise.
848 * graphite-scop-detection.c (dot_all_sese): Likewise.
849 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
850 * loop-unroll.c (report_unroll): Likewise.
851 * passes.c (pass_manager::register_one_dump_file): Likewise.
852 * print-tree.c: Likewise.
853 * statistics.c: Likewise.
854 * tree-cfg.c: Likewise.
855 * tree-cfg.h: Likewise.
856 * tree-dfa.c: Likewise.
857 * tree-dfa.h: Likewise.
858 * tree-dump.c (dump_function): Likewise.
859 * tree-dump.h (struct dump_info): Likewise.
860 * tree-pretty-print.c: Likewise.
861 * tree-pretty-print.h: Likewise.
862 * tree-ssa-live.c: Likewise.
863 * tree-ssa-live.h: Likewise.
864 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
865 * tree-vect-loop.c: Likewise.
866 * tree-vect-slp.c: Likewise.
868 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
869 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
871 PR tree-optimization/80457
872 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
873 of all arguments to a statement as scalar_to_vec operations.
874 (vectorizable_call): Adjust call to vect_model_simple_cost for
875 new parameter.
876 (vectorizable_conversion): Likewise.
877 (vectorizable_assignment): Likewise.
878 (vectorizable_shift): Likewise.
879 (vectorizable_operation): Likewise.
880 (vectorizable_comparison): Likewise.
881 (vect_is_simple_cond): Record the def types for operands.
882 (vectorizable_condition): Likewise, call vect_model_simple_cost.
883 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
884 for statement argument count.
886 2017-05-16 Carl Love <cel@us.ibm.com>
888 * config/rs6000/rs6000-c: Add support for built-in functions
889 vector unsigned long long vec_bperm (vector unsigned long long,
890 vector unsigned char)
891 vector signed long long vec_mule (vector signed int,
892 vector signed int)
893 vector unsigned long long vec_mule (vector unsigned int,
894 vector unsigned int)
895 vector signed long long vec_mulo (vector signed int,
896 vector signed int)
897 vector unsigned long long vec_mulo (vector unsigned int,
898 vector unsigned int)
899 vector signed char vec_sldw (vector signed char,
900 vector signed char,
901 const int)
902 vector unsigned char vec_sldw (vector unsigned char,
903 vector unsigned char,
904 const int)
905 vector signed short vec_sldw (vector signed short,
906 vector signed short,
907 const int)
908 vector unsigned short vec_sldw (vector unsigned short,
909 vector unsigned short,
910 const int)
911 vector signed int vec_sldw (vector signed int,
912 vector signed int,
913 const int)
914 vector unsigned int vec_sldw (vector unsigned int,
915 vector unsigned int,
916 const int)
917 vector signed long long vec_sldw (vector signed long long,
918 vector signed long long,
919 const int)
920 vector unsigned long long vec_sldw (vector unsigned long long,
921 vector unsigned long long,
922 const int)
923 * config/rs6000/rs6000-c: Add support for built-in functions
924 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
925 * config/rs6000/altivec.h: Add defintion for vec_sldw.
926 * doc/extend.texi: Update the built-in documentation for the
927 new built-in functions.
929 2017-05-16 Marek Polacek <polacek@redhat.com>
931 PR sanitizer/80536
932 PR sanitizer/80386
933 * tree.c (save_expr): Don't fold the expression.
935 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
937 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
938 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
939 and (?*y,m). Update insn attributes.
941 2017-05-16 Martin Liska <mliska@suse.cz>
943 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
944 flags argument of print_gimple_stmt, print_gimple_expr,
945 print_generic_stmt and print_generic_expr.
946 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
947 * coretypes.h: Likewise.
948 * except.c (dump_eh_tree): Likewise.
949 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
950 * gimple-pretty-print.h: Likewise.
951 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
952 (backprop::push_to_worklist): Likewise.
953 (backprop::pop_from_worklist): Likewise.
954 (backprop::process_use): Likewise.
955 (backprop::intersect_uses): Likewise.
956 (note_replacement): Likewise.
957 * gimple-ssa-store-merging.c
958 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
959 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
960 (pass_store_merging::execute): Likewise.
961 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
962 (ssa_base_cand_dump_callback): Likewise.
963 (dump_incr_vec): Likewise.
964 (replace_refs): Likewise.
965 (replace_mult_candidate): Likewise.
966 (create_add_on_incoming_edge): Likewise.
967 (create_phi_basis): Likewise.
968 (insert_initializers): Likewise.
969 (all_phi_incrs_profitable): Likewise.
970 (introduce_cast_before_cand): Likewise.
971 (replace_one_candidate): Likewise.
972 * gimplify.c (gimplify_expr): Likewise.
973 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
974 (set_rename): Likewise.
975 (rename_uses): Likewise.
976 (copy_loop_phi_nodes): Likewise.
977 (add_close_phis_to_merge_points): Likewise.
978 (copy_loop_close_phi_args): Likewise.
979 (copy_cond_phi_args): Likewise.
980 (graphite_copy_stmts_from_block): Likewise.
981 (translate_pending_phi_nodes): Likewise.
982 * graphite-poly.c (print_pdr): Likewise.
983 (dump_gbb_cases): Likewise.
984 (dump_gbb_conditions): Likewise.
985 (print_scop_params): Likewise.
986 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
987 (build_cross_bb_scalars_use): Likewise.
988 (gather_bbs::before_dom_children): Likewise.
989 * hsa-dump.c (dump_hsa_immed): Likewise.
990 * ipa-cp.c (print_ipcp_constant_value): Likewise.
991 (get_replacement_map): Likewise.
992 * ipa-inline-analysis.c (dump_condition): Likewise.
993 (estimate_function_body_sizes): Likewise.
994 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
995 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
996 * ipa-prop.c (ipa_dump_param): Likewise.
997 (ipa_print_node_jump_functions_for_edge): Likewise.
998 (ipa_modify_call_arguments): Likewise.
999 (ipa_modify_expr): Likewise.
1000 (ipa_dump_param_adjustments): Likewise.
1001 (ipa_dump_agg_replacement_values): Likewise.
1002 (ipcp_modif_dom_walker::before_dom_children): Likewise.
1003 * ipa-pure-const.c (check_stmt): Likewise.
1004 (pass_nothrow::execute): Likewise.
1005 * ipa-split.c (execute_split_functions): Likewise.
1006 * omp-offload.c (dump_oacc_loop_part): Likewise.
1007 (dump_oacc_loop): Likewise.
1008 * trans-mem.c (tm_log_emit): Likewise.
1009 (tm_memopt_accumulate_memops): Likewise.
1010 (dump_tm_memopt_set): Likewise.
1011 (dump_tm_memopt_transform): Likewise.
1012 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1013 (print_loop): Likewise.
1014 * tree-chkp-opt.c (chkp_print_addr): Likewise.
1015 (chkp_gather_checks_info): Likewise.
1016 (chkp_get_check_result): Likewise.
1017 (chkp_remove_check_if_pass): Likewise.
1018 (chkp_use_outer_bounds_if_possible): Likewise.
1019 (chkp_reduce_bounds_lifetime): Likewise.
1020 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
1021 (chkp_mark_completed_bounds): Likewise.
1022 (chkp_register_incomplete_bounds): Likewise.
1023 (chkp_mark_invalid_bounds): Likewise.
1024 (chkp_maybe_copy_and_register_bounds): Likewise.
1025 (chkp_build_returned_bound): Likewise.
1026 (chkp_get_bound_for_parm): Likewise.
1027 (chkp_build_bndldx): Likewise.
1028 (chkp_get_bounds_by_definition): Likewise.
1029 (chkp_generate_extern_var_bounds): Likewise.
1030 (chkp_get_bounds_for_decl_addr): Likewise.
1031 * tree-chrec.c (chrec_apply): Likewise.
1032 * tree-data-ref.c (dump_data_reference): Likewise.
1033 (dump_subscript): Likewise.
1034 (dump_data_dependence_relation): Likewise.
1035 (analyze_overlapping_iterations): Likewise.
1036 * tree-inline.c (expand_call_inline): Likewise.
1037 (tree_function_versioning): Likewise.
1038 * tree-into-ssa.c (dump_defs_stack): Likewise.
1039 (dump_currdefs): Likewise.
1040 (dump_names_replaced_by): Likewise.
1041 (dump_update_ssa): Likewise.
1042 (update_ssa): Likewise.
1043 * tree-object-size.c (pass_object_sizes::execute): Likewise.
1044 * tree-parloops.c (build_new_reduction): Likewise.
1045 (try_create_reduction_list): Likewise.
1046 (ref_conflicts_with_region): Likewise.
1047 (oacc_entry_exit_ok_1): Likewise.
1048 (oacc_entry_exit_single_gang): Likewise.
1049 * tree-pretty-print.h: Likewise.
1050 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
1051 (get_scalar_evolution): Likewise.
1052 (add_to_evolution): Likewise.
1053 (get_loop_exit_condition): Likewise.
1054 (analyze_evolution_in_loop): Likewise.
1055 (analyze_initial_condition): Likewise.
1056 (analyze_scalar_evolution): Likewise.
1057 (instantiate_scev): Likewise.
1058 (number_of_latch_executions): Likewise.
1059 (gather_chrec_stats): Likewise.
1060 (final_value_replacement_loop): Likewise.
1061 (scev_const_prop): Likewise.
1062 * tree-sra.c (dump_access): Likewise.
1063 (disqualify_candidate): Likewise.
1064 (create_access): Likewise.
1065 (reject): Likewise.
1066 (maybe_add_sra_candidate): Likewise.
1067 (create_access_replacement): Likewise.
1068 (analyze_access_subtree): Likewise.
1069 (analyze_all_variable_accesses): Likewise.
1070 (sra_modify_assign): Likewise.
1071 (initialize_constant_pool_replacements): Likewise.
1072 (find_param_candidates): Likewise.
1073 (decide_one_param_reduction): Likewise.
1074 (replace_removed_params_ssa_names): Likewise.
1075 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1076 * tree-ssa-copy.c (dump_copy_of): Likewise.
1077 (copy_prop_visit_cond_stmt): Likewise.
1078 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
1079 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
1080 (record_equivalences_from_stmt): Likewise.
1081 * tree-ssa-dse.c (compute_trims): Likewise.
1082 (delete_dead_call): Likewise.
1083 (delete_dead_assignment): Likewise.
1084 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
1085 (forward_propagate_into_cond): Likewise.
1086 (pass_forwprop::execute): Likewise.
1087 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
1088 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
1089 Likewise.
1090 (move_computations_worker): Likewise.
1091 (execute_sm): Likewise.
1092 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
1093 (remove_exits_and_undefined_stmts): Likewise.
1094 (remove_redundant_iv_tests): Likewise.
1095 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
1096 (adjust_iv_update_pos): Likewise.
1097 * tree-ssa-math-opts.c (bswap_replace): Likewise.
1098 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
1099 (value_replacement): Likewise.
1100 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1101 * tree-ssa-pre.c (print_pre_expr): Likewise.
1102 (get_representative_for): Likewise.
1103 (create_expression_by_pieces): Likewise.
1104 (insert_into_preds_of_block): Likewise.
1105 (eliminate_insert): Likewise.
1106 (eliminate_dom_walker::before_dom_children): Likewise.
1107 (eliminate): Likewise.
1108 (remove_dead_inserted_code): Likewise.
1109 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1110 * tree-ssa-reassoc.c (get_rank): Likewise.
1111 (eliminate_duplicate_pair): Likewise.
1112 (eliminate_plus_minus_pair): Likewise.
1113 (eliminate_not_pairs): Likewise.
1114 (undistribute_ops_list): Likewise.
1115 (eliminate_redundant_comparison): Likewise.
1116 (update_range_test): Likewise.
1117 (optimize_range_tests_var_bound): Likewise.
1118 (optimize_vec_cond_expr): Likewise.
1119 (rewrite_expr_tree): Likewise.
1120 (rewrite_expr_tree_parallel): Likewise.
1121 (linearize_expr): Likewise.
1122 (break_up_subtract): Likewise.
1123 (linearize_expr_tree): Likewise.
1124 (attempt_builtin_powi): Likewise.
1125 (attempt_builtin_copysign): Likewise.
1126 (transform_stmt_to_copy): Likewise.
1127 (transform_stmt_to_multiply): Likewise.
1128 (dump_ops_vector): Likewise.
1129 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
1130 (print_scc): Likewise.
1131 (set_ssa_val_to): Likewise.
1132 (visit_reference_op_store): Likewise.
1133 (visit_use): Likewise.
1134 (sccvn_dom_walker::before_dom_children): Likewise.
1135 (run_scc_vn): Likewise.
1136 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
1137 Likewise.
1138 (expr_hash_elt::print): Likewise.
1139 (const_and_copies::pop_to_marker): Likewise.
1140 (const_and_copies::record_const_or_copy_raw): Likewise.
1141 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
1142 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
1143 (dump_predicates): Likewise.
1144 (find_uninit_use): Likewise.
1145 (warn_uninitialized_phi): Likewise.
1146 (pass_late_warn_uninitialized::execute): Likewise.
1147 * tree-ssa.c (verify_vssa): Likewise.
1148 (verify_ssa): Likewise.
1149 (maybe_optimize_var): Likewise.
1150 * tree-vrp.c (dump_value_range): Likewise.
1151 (dump_all_value_ranges): Likewise.
1152 (dump_asserts_for): Likewise.
1153 (register_edge_assert_for_2): Likewise.
1154 (vrp_visit_cond_stmt): Likewise.
1155 (vrp_visit_switch_stmt): Likewise.
1156 (vrp_visit_stmt): Likewise.
1157 (vrp_visit_phi_node): Likewise.
1158 (simplify_cond_using_ranges_1): Likewise.
1159 (fold_predicate_in): Likewise.
1160 (evrp_dom_walker::before_dom_children): Likewise.
1161 (evrp_dom_walker::push_value_range): Likewise.
1162 (evrp_dom_walker::pop_value_range): Likewise.
1163 (execute_early_vrp): Likewise.
1165 2017-05-16 Richard Biener <rguenther@suse.de>
1167 * dwarf2out.c (loc_list_from_tree_1): Do not create
1168 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
1170 2017-05-16 Richard Biener <rguenther@suse.de>
1172 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
1173 just generated.
1174 (note_variable_value_in_expr): If we resolved the decl ref
1175 do not push to the stack.
1177 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
1179 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
1180 operations in fast-math mode.
1181 (vaddq_f16): Likewise.
1182 (vmul_f16): Likewise.
1183 (vmulq_f16): Likewise.
1184 (vsub_f16): Likewise.
1185 (vsubq_f16): Likewise.
1186 * config/arm/neon.md (add<mode>3): New.
1187 (sub<mode>3): New.
1188 (fma:<VH:mode>3): New. Also remove outdated comment.
1189 (mul<mode>3): New.
1191 2017-05-16 Martin Liska <mliska@suse.cz>
1193 PR ipa/79849.
1194 PR ipa/79850.
1195 * ipa-devirt.c (warn_types_mismatch): Fix typo.
1196 (odr_types_equivalent_p): Likewise.
1198 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
1200 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
1202 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
1204 PR target/80425
1205 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
1206 non-interunit SSE move alternatives with '?'.
1207 (zero-extendsidi peephole2): New peephole to skip intermediate
1208 general register in SSE zero-extend sequence.
1210 2017-05-15 Jeff Law <law@redhat.com>
1212 * reorg.c (relax_delay_slots): Create a new variable to hold
1213 the temporary target rather than clobbering TARGET_LABEL.
1215 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
1216 missing argument to extract_bit_field call.
1217 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
1219 2017-05-15 Martin Liska <mliska@suse.cz>
1221 PR driver/31468
1222 * gcc.c (process_command): Do not allow empty argument of -o option.
1224 2017-05-15 Renlin Li <renlin.li@arm.com>
1226 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
1227 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
1228 * config/aarch64/constraints.md (Usf): Add long call check.
1229 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
1230 (call_value): Likewise.
1231 (sibcall): Likewise.
1232 (sibcall_value): Likewise.
1233 (call_insn): New.
1234 (call_value_insn): New.
1235 (sibcall_insn): Update rtx pattern.
1236 (sibcall_value_insn): Likewise.
1237 (call_internal): Remove.
1238 (call_value_internal): Likewise.
1239 (sibcall_internal): Likewise.
1240 (sibcall_value_internal): Likewise.
1241 (call_reg): Likewise.
1242 (call_symbol): Likewise.
1243 (call_value_reg): Likewise.
1244 (call_value_symbol): Likewise.
1246 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
1248 PR target/80600
1249 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
1251 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
1253 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
1254 compatible with CCGOCmode and with CCZmode.
1256 2017-05-14 Martin Sebor <msebor@redhat.com>
1258 PR middle-end/77671
1259 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
1260 (gimple_fold_builtin_snprintf): Same.
1261 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
1262 (gimple_fold_builtin_snprintf): Same.
1263 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
1264 of character types.
1265 (is_call_safe): New function.
1266 (try_substitute_return_value): Call it.
1267 (try_simplify_call): New function.
1268 (pass_sprintf_length::handle_gimple_call): Call it.
1270 2017-05-14 Martin Sebor <msebor@redhat.com>
1272 PR middle-end/80669
1273 * builtins.c (expand_builtin_stpncpy): Simplify.
1275 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
1277 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
1278 * config/i386/i386.h
1279 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
1280 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
1281 (struct machine_function): Add new members call_ms2sysv,
1282 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
1283 (struct machine_frame_state): New fields sp_realigned and
1284 sp_realigned_offset.
1285 * config/i386/i386.c
1286 (enum xlogue_stub): New enum.
1287 (enum xlogue_stub_sets): New enum.
1288 (class xlogue_layout): New class.
1289 (struct ix86_frame): New fields stack_realign_allocate_offset,
1290 stack_realign_offset and outlined_save_offset. Modify comments to
1291 detail stack layout when using out-of-line stubs.
1292 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
1293 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
1294 -mcall-ms2sysv-xlogues.
1295 (stub_managed_regs): New static variable.
1296 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
1297 registers managed by out-of-line stub.
1298 (disable_call_ms2sysv_xlogues): New function.
1299 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
1300 m->call_ms2sysv when appropriate and compute frame layout for
1301 out-of-line stubs.
1302 (sp_valid_at, fp_valid_at): New inline functions.
1303 (choose_basereg): New function.
1304 (choose_baseaddr): Add align parameter, use choose_basereg and modify
1305 all callers.
1306 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
1307 Use align parameter of choose_baseaddr to generated aligned SSE movs
1308 when possible.
1309 (pro_epilogue_adjust_stack): Modify to track
1310 machine_frame_state::sp_realigned.
1311 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
1312 (ix86_nsaved_sseregs): Likewise.
1313 (ix86_emit_save_regs): Likewise.
1314 (ix86_emit_save_regs_using_mov): Likewise.
1315 (ix86_emit_save_sse_regs_using_mov): Likewise.
1316 (get_scratch_register_on_entry): Likewise.
1317 (gen_frame_set): New function.
1318 (gen_frame_load): Likewise.
1319 (gen_frame_store): Likewise.
1320 (emit_outlined_ms2sysv_save): Likewise.
1321 (emit_outlined_ms2sysv_restore): Likewise.
1322 (ix86_expand_prologue): Modify stack re-alignment code and call
1323 emit_outlined_ms2sysv_save when appropriate.
1324 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
1325 parameter rtx_insn *insn, which allows the function to be used to only
1326 generate the notes.
1327 (ix86_expand_epilogue): Modify validity checks of frame and stack
1328 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
1329 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
1330 * config/i386/predicates.md
1331 (save_multiple): New predicate.
1332 (restore_multiple): Likewise.
1333 * config/i386/sse.md
1334 (save_multiple<mode>): New pattern.
1335 (save_multiple_realign<mode>): Likewise.
1336 (restore_multiple<mode>): Likewise.
1337 (restore_multiple_and_return<mode>): Likewise.
1338 (restore_multiple_leave_return<mode>): Likewise.
1339 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
1341 2017-05-14 Julia Koval <julia.koval@intel.com>
1343 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
1344 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
1345 (__builtin_ia32_xsetbv): New builtins.
1346 * config/i386/i386.c (ix86_expand_special_args_builtin):
1347 Process new types.
1348 (ix86_expand_builtin): Special expand for new intrinsics.
1349 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
1350 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
1351 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
1353 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1355 * cfganal.c (inverted_post_order_compute): Change argument type
1356 to vec *.
1357 * cfganal.h (inverted_post_order_compute): Adjust prototype.
1358 * df-core.c (rest_of_handle_df_initialize): Adjust.
1359 (rest_of_handle_df_finish): Likewise.
1360 (df_analyze_1): Likewise.
1361 (df_analyze): Likewise.
1362 (loop_inverted_post_order_compute): Change argument to be a vec *.
1363 (df_analyze_loop): Adjust.
1364 (df_get_n_blocks): Likewise.
1365 (df_get_postorder): Likewise.
1366 * df.h (struct df_d): Change field to be a vec.
1367 * lcm.c (compute_laterin): Adjust.
1368 (compute_available): Likewise.
1369 * lra-lives.c (lra_create_live_ranges_1): Likewise.
1370 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1371 * tree-ssa-pre.c (compute_antic): Likewise.
1373 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1375 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
1376 (depth_first_search::depth_first_search): Change structure init
1377 function to this constructor.
1378 (depth_first_search::add_bb): Rename function to this member.
1379 (depth_first_search::execute): Likewise.
1380 (flow_dfs_compute_reverse_finish): Adjust.
1382 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1384 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
1385 (longest_simple_path): Likewise.
1386 * shrink-wrap.c (spread_components): Likewise.
1387 (disqualify_problematic_components): Likewise.
1388 (emit_common_heads_for_components): Likewise.
1389 (emit_common_tails_for_components): Likewise.
1390 (insert_prologue_epilogue_for_components): Likewise.
1392 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1394 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
1395 auto_sbitmap.
1397 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1399 * df-core.c (df_set_blocks): Start using auto_bitmap.
1400 (df_compact_blocks): Likewise.
1401 * df-problems.c (df_rd_confluence_n): Likewise.
1402 * df-scan.c (df_insn_rescan_all): Likewise.
1403 (df_process_deferred_rescans): Likewise.
1404 (df_update_entry_block_defs): Likewise.
1405 (df_update_exit_block_uses): Likewise.
1406 (df_entry_block_bitmap_verify): Likewise.
1407 (df_exit_block_bitmap_verify): Likewise.
1408 (df_scan_verify): Likewise.
1409 * lra-constraints.c (lra_constraints): Likewise.
1410 (undo_optional_reloads): Likewise.
1411 (lra_undo_inheritance): Likewise.
1412 * lra-remat.c (calculate_gen_cands): Likewise.
1413 (do_remat): Likewise.
1414 * lra-spills.c (assign_spill_hard_regs): Likewise.
1415 (spill_pseudos): Likewise.
1416 * tree-ssa-pre.c (bitmap_set_and): Likewise.
1417 (bitmap_set_subtract_values): Likewise.
1419 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1421 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
1422 management with auto_bitmap.
1423 (fix_inter_tick): Likewise.
1424 (fix_recovery_deps): Likewise.
1425 * ira.c (add_store_equivs): Likewise.
1426 (find_moveable_pseudos): Likewise.
1427 (split_live_ranges_for_shrink_wrap): Likewise.
1428 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
1429 (rtx_reuse_manager::seen_def_p): Likewise.
1430 (rtx_reuse_manager::set_seen_def): Likewise.
1431 * print-rtl.h (class rtx_reuse_manager): Likewise.
1433 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1435 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
1436 lifetime.
1437 (migrate_btr_def): Likewise.
1438 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1439 * df-core.c (loop_post_order_compute): Likewise.
1440 (loop_inverted_post_order_compute): Likewise.
1441 * hsa-common.h: Likewise.
1442 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
1443 * init-regs.c (initialize_uninitialized_regs): Likewise.
1444 * ipa-inline.c (resolve_noninline_speculation): Likewise.
1445 (inline_small_functions): Likewise.
1446 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
1447 * ira.c (combine_and_move_insns): Likewise.
1448 (build_insn_chain): Likewise.
1449 * loop-invariant.c (find_invariants): Likewise.
1450 * lower-subreg.c (propagate_pseudo_copies): Likewise.
1451 * predict.c (tree_predict_by_opcode): Likewise.
1452 (predict_paths_leading_to): Likewise.
1453 (predict_paths_leading_to_edge): Likewise.
1454 (estimate_loops_at_level): Likewise.
1455 (estimate_loops): Likewise.
1456 * shrink-wrap.c (try_shrink_wrapping): Likewise.
1457 (spread_components): Likewise.
1458 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
1459 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
1460 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
1461 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
1462 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
1463 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1464 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
1465 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
1466 (mark_threaded_blocks): Likewise.
1467 (thread_through_all_blocks): Likewise.
1468 * tree-ssa.c (verify_ssa): Likewise.
1469 (execute_update_addresses_taken): Likewise.
1470 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
1472 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1474 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
1475 auto_vec.
1476 (post_order_compute): Likewise.
1477 (inverted_post_order_compute): Likewise.
1478 (pre_and_rev_post_order_compute_fn): Likewise.
1480 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1482 * genrecog.c (int_set::int_set): Explicitly construct our
1483 auto_vec base class.
1484 * vec.h (auto_vec::auto_vec): New constructor.
1486 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1488 * bitmap.h (class auto_bitmap): New constructor taking
1489 bitmap_obstack * argument.
1491 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1493 * bitmap.h (class auto_bitmap): Change type of m_bits to
1494 bitmap_head, and adjust ctor / dtor and member operators.
1496 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
1498 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
1499 when returned register mode doesn't match original mode.
1501 2017-05-12 Jeff Law <law@redhat.com>
1502 Jakub Jelinek <jakub@redhat.com>
1504 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
1505 we look for cc setter after the compare-elim changes.
1506 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
1507 within the vector to match what compare-elim now expects.
1508 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
1509 (xorsi3_flags, one_cmplsi2_flags): Likewise.
1511 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
1512 after the compare-elim changes.
1513 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
1514 the vector to match what compare-elim now expects.
1515 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
1516 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
1517 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
1518 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
1519 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
1521 * config/visium/visium.c (single_set_and_flags): Fix where
1522 we look for cc setter after the compare-elim changes.
1523 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
1524 with the vector to match what compare-elim now expects.
1525 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
1526 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
1527 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
1528 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
1529 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
1530 (neg<mode>2_insn_set_overflow): Likewise.
1532 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
1534 PR middle-end/79794
1535 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
1536 maybe_expand_insn call, set ops[0].target. If still set after call,
1537 set alt_rtl. Add extra arg to recursive calls.
1538 (extract_bit_field): Add alt_rtl argument. Pass to
1539 extract_bit_field.
1540 * expmed.h (extract_bit_field): Fix prototype.
1541 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
1542 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
1543 to extract_bit_field_calls.
1544 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
1545 Pass alt_rtl to extract_bit_field calls.
1546 * calls.c (store_unaligned_arguments_into_psuedos)
1547 load_register_parameters): Pass extra NULL to extract_bit_field calls.
1548 * optabs.c (maybe_legitimize_operand): Clear op->target when call
1549 gen_reg_rtx.
1550 * optabs.h (struct expand_operand): Add target bitfield.
1552 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
1554 * compare-elim.c (try_eliminate_compare): Canonicalize
1555 operation with embedded compare to
1556 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
1557 (set (reg) (operation)].
1559 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
1561 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
1563 PR target/80723
1564 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
1565 cost of adding a carry flag for ADC instruction.
1566 [case MINUS]: Ignore the cost of subtracting a carry flag
1567 for SBB instruction.
1569 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
1571 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
1572 and x86intrin.h
1573 * config/rs6000/bmiintrin.h: New file.
1574 * config/rs6000/bmi2intrin.h: New file.
1575 * config/rs6000/x86intrin.h: New file.
1577 2017-05-12 Jeff Law <law@redhat.com>
1579 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
1580 markers.
1582 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
1584 PR middle-end/80707
1585 * tree-cfg.c: Remove cfg edges of unreachable case statements.
1587 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1589 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
1590 early expansion of vector divide builtins.
1591 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
1592 builtins identified as having unsigned arguments.
1594 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1596 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
1597 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
1598 expansion of vector logical operations (and, andc, or, xor,
1599 nor, orc, nand).
1601 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1603 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
1604 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
1606 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1608 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
1609 early GIMPLE expansion of vector multiplies.
1611 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1613 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
1614 TARGET_HAVE_MOVT conditional.
1615 (movt splitter): Likewise.
1617 2017-05-12 Richard Biener <rguenther@suse.de>
1619 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
1620 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1621 Fold all stmts not inplace.
1623 2017-05-12 Richard Biener <rguenther@suse.de>
1625 PR tree-optimization/80713
1626 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
1627 inserted_exprs bit for not removed stmts.
1629 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
1631 PR middle-end/69921
1632 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
1633 parallelized" attribute for parallelized OpenACC kernels.
1634 * omp-offload.c (execute_oacc_device_lower): Use it.
1636 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
1637 Set "oacc kernels" attribute.
1638 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
1639 parameter. Adjust all users.
1640 (oacc_fn_attrib_kernels_p): Remove function.
1641 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
1642 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
1643 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1644 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
1645 assert "oacc kernels" attribute is set.
1647 2017-05-11 Carl Love <cel@us.ibm.com>
1649 * config/rs6000/rs6000-c: Add support for built-in functions
1650 vector unsigned char vec_popcnt (vector signed char)
1651 vector unsigned char vec_popcnt (vector unsigned char)
1652 vector unsigned short vec_popcnt (vector signed short)
1653 vector unsigned short vec_popcnt (vector unsigned short)
1654 vector unsigned int vec_popcnt (vector signed int)
1655 vector unsigned int vec_popcnt (vector unsigned int)
1656 vector unsigned long long vec_popcnt (vector signed long long)
1657 vector unsigned long long vec_popcnt (vector unsigned long long)
1658 vector signed long long vec_slo (vector signed long long,
1659 vector signed char)
1660 vector signed long long vec_slo (vector signed long long,
1661 vector unsigned char)
1662 vector unsigned long long vec_slo (vector unsigned long long,
1663 vector signed char)
1664 vector unsigned long long vec_slo (vector unsigned long long,
1665 vector unsigned char)
1666 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
1667 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
1668 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
1669 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
1670 * doc/extend.texi: Update the built-in documentation file for the
1671 new built-in functions.
1673 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1675 * attribs.h (sorted_attr_string): Move machine independent
1676 functions for target clone support from the i386 port to common
1677 code. Rename ix86_function_versions to common_function_versions.
1678 Rename make_name to make_unique_name.
1679 (common_function_versions): Likewise.
1680 (make_unique_name): Likewise.
1681 (make_dispatcher_decl): Likewise.
1682 (is_function_default_version): Likewise.
1683 * attribs.c (attr_strcmp): Likewise.
1684 (sorted_attr_string): Likewise.
1685 (common_function_versions): Likewise.
1686 (make_unique_name): Likewise.
1687 (make_dispatcher_decl): Likewise.
1688 (is_function_default_version): Likewise.
1689 * config/i386/i386.c (attr_strcmp): Likewise.
1690 (sorted_attr_string): Likewise.
1691 (ix86_function_versions): Likewise.
1692 (make_name): Likewise.
1693 (make_dispatcher_decl): Likewise.
1694 (is_function_default_version): Likewise.
1695 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
1697 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1699 PR target/80695
1700 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1701 Account for direct move costs for vec_construct of integer
1702 vectors.
1704 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
1706 PR target/80706
1707 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
1708 (UNSPEC_STX_ATOMIC): Ditto.
1709 (loaddi_via_sse): New insn.
1710 (storedi_via_sse): Ditto.
1711 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
1712 Update corresponding peephole2 patterns.
1713 (atomic_storedi_fpu): Ditto.
1715 2017-05-11 Julia Koval <julia.koval@intel.com>
1717 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
1718 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
1719 New intrinsics.
1720 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
1721 (__builtin_ia32_rsqrt14ss_mask): New builtins.
1722 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
1724 2017-05-11 Nathan Sidwell <nathan@acm.org>
1726 * graphite-poly.c: Include dumpfile.h.
1728 * dumpfle.h (dump_function): Declare here ...
1729 * tree-dump.h (dump_function): ... not here.
1730 * dumpfile.c: #include tree-cfg.h.
1731 (dump_function): Move here from ...
1732 * tree-dump.c (dump_function): ... here.
1733 * gimplify.c: #include splay-tree.h, not tree-dump.h.
1734 * graphite-poly.c: Don't include tree-dump.h.
1735 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
1736 * print-tree.c: Likewise.
1737 * stor-layout.c: Likewise.
1738 * tree-nested.c: Likewise.
1740 * dumpfile.c (dump_start): Use TDF_FLAGS.
1741 (dump_enable_all): Fix TDF_KIND check thinko.
1743 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
1745 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1746 array entries to represent two legal parameterizations of the
1747 overloaded __builtin_cmpb function, as represented by the
1748 P6_OV_BUILTIN_CMPB constant.
1749 (altivec_resolve_overloaded_builtin): Add special case handling
1750 for the __builtin_cmpb function, as represented by the
1751 P6_OV_BUILTIN_CMPB constant.
1752 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
1753 (BU_P6_64BIT_2): New macro.
1754 (BU_P6_OVERLOAD_2): New macro
1755 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
1756 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
1757 (CMPB): Add overload support to represent both 32-bit and 64-bit
1758 compare-bytes function.
1759 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
1760 support for TARGET_CMPB.
1761 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
1762 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
1763 documentation of the __builtin_cmpb overloaded built-in function.
1765 2017-05-11 Richard Biener <rguenther@suse.de>
1767 PR tree-optimization/80705
1768 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
1769 bases are not vectorizable.
1771 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1773 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
1774 when counting register pressure.
1776 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1778 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
1779 (iv_ca_more_deps): Renamed to ...
1780 (iv_ca_compare_deps): ... this.
1781 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
1783 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1785 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
1786 to ...
1787 (determine_group_iv_costs): ... here.
1788 (find_inv_vars_cb): Record inv var if it's not recorded before.
1790 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1792 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
1793 (get_shiftadd_cost): Ditto.
1795 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1797 * tree-ssa-address.c: Include header file.
1798 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
1799 address.
1800 (add_to_parts): Refactor.
1801 (addr_to_parts): New parameter. Update use of move_hint_to_base.
1802 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
1803 in new order.
1805 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1807 PR tree-optimization/53090
1808 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
1809 COMP_IV_EXPR_2.
1810 (extract_cond_operands): Detect condition with IV on both sides
1811 and return COMP_IV_EXPR_2.
1812 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
1813 (rewrite_use_compare): Simplify by removing call to function
1814 extract_cond_operands.
1816 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1818 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
1819 (extract_cond_operands): Detect condition comparing against non-
1820 invariant bound and return appropriate enum value.
1821 (find_interesting_uses_cond): Update use of extract_cond_operands.
1822 Handle its return value accordingly.
1823 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
1825 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1827 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
1828 nonlinear iv_use computation in loop invariant sensitive way.
1830 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1832 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
1833 (find_iv_candidates): Call relate_compare_use_with_all_cands.
1835 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1837 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
1838 (dump_cand): Support iv_cand.inv_exprs.
1839 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
1840 for candidates.
1841 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
1842 iv_cand.inv_exprs.
1844 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1846 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
1847 from ...
1848 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
1849 as local function. Include necessary header files.
1850 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
1852 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1854 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
1856 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1858 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
1859 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
1860 RSHIFT_EXPR and BIT_NOT_EXPR.
1862 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1864 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
1865 (adjust_setup_cost): New parameter supporting round up adjustment.
1866 (struct address_cost_data): Delete.
1867 (force_expr_to_var_cost): Don't bound cost with spill_cost.
1868 (split_address_cost, ptr_difference_cost): Delete.
1869 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
1870 (struct ainc_cost_data): New struct.
1871 (get_address_cost_ainc): New function.
1872 (get_address_cost, get_computation_cost): Reimplement.
1873 (determine_group_iv_cost_address): Record inv_expr for all uses of
1874 a group.
1875 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
1876 (iv_ca_has_deps): Reimplemented to ...
1877 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
1878 than OLD_CP.
1879 (iv_ca_extend): Call iv_ca_more_deps.
1881 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1883 * tree-ssa-address.c (struct mem_address): Move to header file.
1884 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
1885 * tree-ssa-address.h (struct mem_address): Move from C file.
1886 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
1888 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1890 * tree-affine.h (aff_combination_type): New interface.
1891 (aff_combination_zero_p): Remove static.
1892 (aff_combination_const_p): New interface.
1893 (aff_combination_singleton_var_p): New interfaces.
1895 2017-05-11 Richard Biener <rguenther@suse.de>
1897 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1898 Skip unreachable blocks and destinations.
1899 (eliminate): Move stmt removal and fixup ...
1900 (fini_eliminate): ... here. Skip inserted exprs.
1901 (pass_pre::execute): Move fini_pre after fini_eliminate.
1902 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
1903 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
1904 PRE to get rid of dead code that has invalid SSA form and
1905 split critical edges again.
1907 2017-05-11 Bin Cheng <bin.cheng@arm.com>
1909 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
1911 2017-05-11 Richard Biener <rguenther@suse.de>
1913 * passes.c (execute_function_todo): Verify loops if they are
1914 said to be up-to-date.
1915 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
1916 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
1918 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
1920 PR target/80090
1921 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
1922 handle calling assemble_external ourself.
1924 PR target/79027
1925 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
1926 modes with zero size. Enhance comment.
1928 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1930 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
1931 built-ins for vec_xl and vec_xst with short and char pointer
1932 arguments.
1934 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
1936 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
1937 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
1938 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
1939 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
1940 (_mm_maskz_min_round_ss): New intrinsics.
1941 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
1942 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
1943 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
1944 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
1945 (__builtin_ia32_minss_mask_round): New builtins.
1946 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1947 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1948 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
1949 Rename to ...
1950 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
1951 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
1952 Change to ...
1953 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
1954 ... this.
1956 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
1958 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
1959 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
1960 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
1961 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
1962 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
1963 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
1964 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
1965 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1966 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
1967 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
1968 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
1969 (__builtin_ia32_mulss_mask_round): New builtins.
1970 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
1971 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
1972 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
1973 Rename to ...
1974 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
1975 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
1976 Change to ...
1977 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
1978 ... this.
1980 2017-05-10 Julia Koval <julia.koval@intel.com>
1982 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
1983 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
1984 (_mm256_setr_m128i): New intrinsics.
1986 2017-05-10 Julia Koval <julia.koval@intel.com>
1988 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
1989 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
1990 (_mm_maskz_rcp14_ss): New intrinsics.
1991 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
1992 (__builtin_ia32_rcp14ss_mask): New builtins.
1993 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
1995 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
1997 PR tree-optimization/51513
1998 * tree-cfg.c (gimple_seq_unreachable_p): New function.
1999 (assert_unreachable_fallthru_edge_p): Use it.
2000 (group_case_labels_stmt): Likewise.
2001 * tree-cfg.h: Prototype it.
2002 * stmt.c: Include cfghooks.h and tree-cfg.h.
2003 (emit_case_dispatch_table) <gap_label>: New local variable.
2004 Use it to fill dispatch table gaps.
2005 Test for default_label before updating probabilities.
2006 (expand_case) <default_label>: Remove unneeded initialization.
2007 Test for unreachable default case statement and remove its edge.
2008 Set default_label accordingly.
2009 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
2011 2017-05-10 Carl Love <cel@us.ibm.com>
2013 * config/rs6000/rs6000-c: Add support for built-in functions
2014 vector signed char vec_neg (vector signed char)
2015 vector signed short int vec_neg (vector short int)
2016 vector signed int vec_neg (vector signed int)
2017 vector signed long long vec_neg (vector signed long long)
2018 vector float vec_neg (vector float)
2019 vector double vec_neg (vector double)
2020 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
2021 overload.
2022 * config/rs6000/altivec.h: Add define for vec_neg
2023 * doc/extend.texi: Update the built-in documentation for the
2024 new built-in functions.
2026 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2028 PR tree-optimization/77644
2029 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
2031 2017-05-10 Nathan Sidwell <nathan@acm.org>
2033 * dumpfile.h (TDI_lang_all): New.
2034 (TDF_KIND): New. Renumber others
2035 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
2036 than bits.
2037 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
2038 lang-all.
2039 (get_dump_file_name): Adjust suffix generation.
2040 (dump_enable_all): Use TDF_KIND.
2041 * doc/invoke.texi (-fdump-lang-all): Document.
2043 * dumpfile.h: Tabify.
2045 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
2047 PR target/80671
2048 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
2049 Move member access before delete.
2051 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
2053 * tree-inline.c (expand_call_inline): Split block at stmt
2054 before the call.
2056 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2058 PR target/68163
2059 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
2060 are now unused after splitting mov{sf,sd}_hardfloat.
2061 (f32_lr2): Likewise.
2062 (f32_lm): Likewise.
2063 (f32_lm2): Likewise.
2064 (f32_li): Likewise.
2065 (f32_li2): Likewise.
2066 (f32_lv): Likewise.
2067 (f32_sr): Likewise.
2068 (f32_sr2): Likewise.
2069 (f32_sm): Likewise.
2070 (f32_sm2): Likewise.
2071 (f32_si): Likewise.
2072 (f32_si2): Likewise.
2073 (f32_sv): Likewise.
2074 (f32_dm): Likewise.
2075 (f32_vsx): Likewise.
2076 (f32_av): Likewise.
2077 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
2078 For movsf, order stores so the VSX stores occur before the GPR
2079 store which encourages the register allocator to use a traditional
2080 FPR instead of a GPR. For movsd, order the stores so that the GPR
2081 store comes before the VSX stores to allow the power6 to work.
2082 This is due to the power6 not having a 32-bit integer store
2083 instruction from a FPR.
2084 (movsf_hardfloat): Likewise.
2085 (movsd_hardfloat): Likewise.
2087 2017-05-09 Martin Sebor <msebor@redhat.com>
2089 PR translation/80280
2090 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
2091 added in r247778.
2093 PR translation/80280
2094 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
2095 data member added in r247778.
2096 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
2098 2017-05-09 Nathan Sidwell <nathan@acm.org>
2100 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
2102 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
2103 typedefs.
2105 2017-05-09 Marek Polacek <polacek@redhat.com>
2107 * doc/invoke.texi: Fix typo.
2109 2017-05-09 Richard Biener <rguenther@suse.de>
2111 * tree-vrp.c (vrp_val_is_max): Adjust comment.
2112 (vrp_val_is_min): Likewise.
2113 (set_value_range_to_value): Likewise.
2114 (set_value_range_to_nonnegative): Likewise.
2115 (gimple_assign_nonzero_p): Likewise.
2116 (gimple_stmt_nonzero_p): Likewise.
2117 (vrp_int_const_binop): Likewise. Remove unreachable case.
2118 (adjust_range_with_scev): Adjust comments.
2119 (compare_range_with_value): Likewise.
2120 (extract_range_from_phi_node): Likewise.
2121 (test_for_singularity): Likewise.
2123 2017-05-09 Richard Biener <rguenther@suse.de>
2125 * tree-vrp.c (get_single_symbol): Add assert that we don't
2126 get overflowed constants as invariant part.
2127 (compare_values_warnv): Add comment before the TREE_NO_WARNING
2128 checks. Use wi::cmp instead of recursing for integer constants.
2129 (compare_values): Just ignore whether we assumed undefined
2130 overflow instead of failing the compare.
2131 (extract_range_for_var_from_comparison_expr): Add comment before the
2132 TREE_NO_WARNING sets.
2133 (test_for_singularity): Likewise.
2134 (extract_range_from_comparison): Do not disable optimization
2135 when we assumed undefined overflow.
2136 (extract_range_basic): Remove init of unused var.
2138 2017-05-09 Richard Biener <rguenther@suse.de>
2140 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
2141 (extract_range_from_multiplicative_op_1): Adjust.
2142 (extract_range_from_binary_expr_1): Use int_const_binop.
2144 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2146 PR target/80101
2147 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
2148 rs6000_store_data_bypass_p in seven define_bypass directives and
2149 in several comments.
2150 * config/rs6000/rs6000-protos.h: Add prototype for
2151 rs6000_store_data_bypass_p function.
2152 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
2153 function implements slightly different (rs6000-specific) semantics
2154 than store_data_bypass_p, returning false rather than aborting
2155 with assertion error when arguments do not satisfy the
2156 requirements of store data bypass.
2157 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
2158 rs6000_store_data_bypass_p.
2160 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
2162 * config/xtensa/xtensa-protos.h
2163 (xtensa_initial_elimination_offset): New declaration.
2164 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2165 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
2166 macro definition, add case for FRAME_POINTER_REGNUM when
2167 FRAME_GROWS_DOWNWARD.
2168 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
2169 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
2170 xtensa_initial_elimination_offset.
2172 2017-05-08 Nathan Sidwell <nathan@acm.org>
2174 * doc/invoke.texi: Alphabetize -fdump options.
2176 2017-05-08 Martin Sebor <msebor@redhat.com>
2178 PR translation/80280
2179 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
2181 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
2183 * target.def (compute_frame_layout): New optional target hook.
2184 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
2185 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
2186 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
2187 target hook.
2188 * reload1.c (verify_initial_elim_offsets): Likewise.
2189 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
2190 (use_simple_return_p): Call arm_compute_frame_layout if needed.
2191 (arm_get_frame_offsets): Split up into this ...
2192 (arm_compute_frame_layout): ... and this function.
2194 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
2196 * config/aarch64/constraints.md (Usa): New constraint.
2197 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
2199 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
2201 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
2202 with_multilib_list after it has been checked.
2204 2017-05-08 Richard Biener <rguenther@suse.de>
2206 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
2207 (bitmap_set_subtract_values): Likewise.
2209 2017-05-08 Richard Biener <rguenther@suse.de>
2211 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
2212 (gimple_assign_nonzero): ... this and remove strict_overflow_p
2213 argument.
2214 (gimple_stmt_nonzero_warnv_p): Rename to ...
2215 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
2216 argument.
2217 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
2218 (extract_range_basic): Adjust, do not disable propagation on
2219 strict overflow sensitive simplification.
2220 (vrp_visit_cond_stmt): Likewise.
2222 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
2224 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
2225 body size unconditionally.
2227 2017-05-07 Jeff Law <law@redhat.com>
2229 Revert:
2230 2017-05-06 Jeff Law <law@redhat.com>
2231 PR tree-optimization/78496
2232 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2233 code.
2235 PR tree-optimization/78496
2236 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2237 (simplify_stmt_using_ranges): Call it.
2238 (vrp_dom_walker::before_dom_children): Extract equivalences
2239 from an ASSERT_EXPR with an equality comparison against a
2240 constant.
2242 2017-05-06 Jeff Law <law@redhat.com>
2244 PR tree-optimization/78496
2245 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2246 code.
2248 PR tree-optimization/78496
2249 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2250 (simplify_stmt_using_ranges): Call it.
2251 (vrp_dom_walker::before_dom_children): Extract equivalences
2252 from an ASSERT_EXPR with an equality comparison against a
2253 constant.
2255 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2257 * lra-constraints.c (lra_copy_reg_equiv): New function.
2258 (split_reg): Use it to copy equivalence information from the
2259 original register to the spill register.
2261 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2263 PR rtl-optimization/75964
2264 * simplify-rtx.c (simplify_const_relational_operation): Remove
2265 invalid handling of comparisons of integer ABS.
2267 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
2269 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
2270 initialize to zero.
2271 (init_regs): Remove declaration.
2272 (function_arg_advance_32): Initialize error_p as boolean variable.
2274 2017-05-05 Nathan Sidwell <nathan@acm.org>
2276 * store-motion.c (remove_reachable_equiv_notes): Reformat long
2277 lines. Use for (;;).
2279 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2281 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
2282 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
2283 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
2284 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
2285 VF=2 that require versioning.
2287 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2289 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
2290 int.
2292 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2294 * diagnostic.h (diagnostic_override_option_index): Convert from
2295 macro to inline function.
2297 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2299 * diagnostic.c (last_module_changed_p): New function.
2300 (set_last_module): New function.
2301 (diagnostic_report_current_module): Convert macro usage to
2302 the above functions.
2303 * diagnostic.h (diagnostic_context::last_module): Strengthen
2304 from const line_map * to const line_map_ordinary *.
2305 (diagnostic_last_module_changed): Delete macro.
2306 (diagnostic_set_last_module): Delete macro.
2308 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2310 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
2311 with diagnostic_report_diagnostic.
2312 (diagnostic_n_impl_richloc): Likewise.
2313 * diagnostic.h (report_diagnostic): Delete macro.
2314 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
2315 with diagnostic_report_diagnostic.
2316 * substring-locations.c (format_warning_va): Likewise.
2318 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2320 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
2321 save/restor of format_spec. Move option-printing code to...
2322 (print_option_information): ...this new function, and
2323 reimplement by simply printing to the pretty_printer,
2324 rather than appending to the format string.
2326 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2328 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
2329 handling logic into...
2330 (update_effective_level_from_pragmas): ...this new function.
2332 2017-05-04 Andrew Waterman <andrew@sifive.com>
2334 * config/riscv/riscv.opt (mstrict-align): New option.
2335 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
2336 (SLOW_UNALIGNED_ACCESS): Define.
2337 (riscv_slow_unaligned_access): Declare.
2338 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
2339 field.
2340 (riscv_slow_unaligned_access): New variable.
2341 (rocket_tune_info): Set slow_unaligned_access to true.
2342 (optimize_size_tune_info): Set slow_unaligned_access to false.
2343 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
2344 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
2345 (riscv_option_override): Set riscv_slow_unaligned_access.
2346 * doc/invoke.texi: Add -mstrict-align to RISC-V.
2348 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
2350 * config/riscv/riscv.md: Unify indentation.
2352 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2354 PR target/79038
2355 PR target/79202
2356 PR target/79203
2357 * config/rs6000/rs6000.md (u code attribute): Add FIX and
2358 UNSIGNED_FIX.
2359 (extendsi<mode>2): Add support for doing sign extension via
2360 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
2361 don't have ISA 3.0 instructions.
2362 (extendsi<mode>2 splitter): Likewise.
2363 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
2364 generate the normal insns since SImode can now go in vector
2365 registers. Disallow the special UNSPECs needed for previous
2366 machines to hide SImode being used. Add new insns
2367 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
2368 (fix_trunc<mode>si2_stfiwx): Likewise.
2369 (fix_trunc<mode>si2_internal): Likewise.
2370 (fixuns_trunc<mode>si2): Likewise.
2371 (fixuns_trunc<mode>si2_stfiwx): Likewise.
2372 (fctiw<u>z_<mode>_smallint): Likewise.
2373 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
2374 of floating point to 32-bit integer from doing a direct move to
2375 the GPR registers to do a store.
2376 (fctiwz_<mode>): Break long line.
2378 2017-05-05 Bin Cheng <bin.cheng@arm.com>
2380 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
2381 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
2382 (addr_list, addr_offset_valid_p): New.
2383 (split_address_groups): Check offset validity with above function.
2384 (gt-tree-ssa-loop-ivopts.h): Include header file.
2386 2017-05-05 Nathan Sidwell <nathan@acm.org>
2388 * config.gcc (arm*-*-*): Add missing 'fi'.
2390 2017-05-05 Steve Ellcey <sellcey@cavium.com>
2392 * doc/invoke.texi (-fopt-info): Explicitly say order of options
2393 included in -fopt-info does not matter.
2394 * doc/optinfo.texi (-fopt-info): Fix description of default
2395 behavour. Explicitly say order of options included in -fopt-info
2396 does not matter.
2398 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
2400 * config.gcc: Allow combinations of aprofile and rmprofile values for
2401 --with-multilib-list.
2402 * config/arm/t-multilib: New file.
2403 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
2404 variables. Remove setting of ISA and floating-point ABI in
2405 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
2406 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
2407 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
2408 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
2409 CPU options.
2410 * config/arm/t-rmprofile: Likewise except for the matches changes.
2411 * doc/install.texi (--with-multilib-list): Document the combination of
2412 aprofile and rmprofile values and warn about pitfalls in doing that.
2414 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2416 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
2417 (movdi_aarch64): Likewise.
2419 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2421 PR tree-optimization/80632
2422 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
2423 field.
2424 (build_arrays): Initialize it for virtual phis.
2425 (fix_phi_nodes): Use it for virtual phis.
2427 PR tree-optimization/80558
2428 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
2429 [x, y] op z into [x op, y op z] for op & or | if conditions
2430 are met.
2432 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2433 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2435 PR target/71607
2436 * config/arm/arm.md (use_literal_pool): Remove.
2437 (64-bit immediate split): No longer takes cost into consideration
2438 if arm_disable_literal_pool is enabled.
2439 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
2440 used when arm_disable_literal_pool is enabled.
2441 (arm_max_const_double_inline_cost): Remove use of
2442 arm_disable_literal_pool.
2443 (push_minipool_fix): Add assert.
2444 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
2445 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
2446 (no_literal_pool_sf_immediate): New.
2448 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2450 PR tree-optimization/80613
2451 * tree-ssa-dce.c (propagate_necessity): Remove cases for
2452 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
2454 2017-05-05 Richard Biener <rguenther@suse.de>
2456 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
2458 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
2460 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
2461 of this flag from insn conditions due to removal from r247495.
2463 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2465 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
2466 New function.
2467 (arm_early_store_addr_dep_ptr): Likewise.
2468 * config/arm/aarch-common-protos.h
2469 (arm_early_load_addr_dep_ptr): Add prototype.
2470 (arm_early_store_addr_dep_ptr): Likewise.
2471 * config/arm/cortex-a53.md: Add new bypasses.
2473 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2475 * tree.c (next_type_uid): Change type to unsigned.
2476 (type_hash_canon): Decrement back next_type_uid if
2477 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
2478 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
2479 if possible.
2481 2017-05-04 Martin Sebor <msebor@redhat.com>
2483 * builtins.c: Fix a trivial typo in a comment.
2485 PR middle-end/79234
2486 * builtins.c (check_sizes): Adjust to handle reading past the end.
2487 Avoid printing excessive upper bound of ranges. Use %E to print
2488 tree nodes instead of converting them to %wu.
2489 (expand_builtin_memchr): New function.
2490 (compute_dest_size): Rename...
2491 (compute_objsize): ...to this.
2492 (expand_builtin_memcpy): Adjust.
2493 (expand_builtin_mempcpy): Adjust.
2494 (expand_builtin_strcat): Adjust.
2495 (expand_builtin_strcpy): Adjust.
2496 (check_strncat_sizes): Adjust.
2497 (expand_builtin_strncat): Adjust.
2498 (expand_builtin_strncpy): Adjust and simplify.
2499 (expand_builtin_memset): Adjust.
2500 (expand_builtin_bzero): Adjust.
2501 (expand_builtin_memcmp): Adjust.
2502 (expand_builtin): Handle memcmp.
2503 (maybe_emit_chk_warning): Check strncat just once.
2505 2017-05-04 Martin Sebor <msebor@redhat.com>
2507 PR preprocessor/79214
2508 PR middle-end/79222
2509 PR middle-end/79223
2510 * builtins.c (check_sizes): Add inlining context and issue
2511 warnings even when -Wno-system-headers is set.
2512 (check_strncat_sizes): Same.
2513 (expand_builtin_strncat): Same.
2514 (expand_builtin_memmove): New function.
2515 (expand_builtin_stpncpy): Same.
2516 (expand_builtin): Handle memmove and stpncpy.
2518 2017-05-04 Bin Cheng <bin.cheng@arm.com>
2520 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
2521 which is not used any more.
2523 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2525 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
2527 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2529 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
2530 (cortexa53_tunings): Likewise.
2531 (cortexa57_tunings): Likewise.
2532 (cortexa72_tunings): Likewise.
2533 (cortexa73_tunings): Likewise.
2535 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2537 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
2538 Set loop alignment to 8.
2540 2017-05-04 Martin Sebor <msebor@redhat.com>
2542 PR translation/80280
2543 * builtins.c (expand_builtin_object_size): Add missing quoting to
2544 %D and like directives.
2545 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
2546 (hsa_type_for_tree_type): Same.
2547 (verify_function_arguments): Same.
2548 * symtab.c (symbol_table::change_decl_assembler_name): Same.
2549 * varasm.c (get_section): Same.
2550 (mark_weak): Same.
2552 2017-05-04 Martin Sebor <msebor@redhat.com>
2554 PR translation/80280
2555 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
2557 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2559 * config/aarch64/aarch64.c (generic_addrcost_table):
2560 Change HI/TI mode setting.
2562 2017-05-04 Martin Jambor <mjambor@suse.cz>
2564 PR tree-optimization/80622
2565 * tree-sra.c (comes_initialized_p): New function.
2566 (build_accesses_from_assign): Only set write lazily when
2567 comes_initialized_p is false.
2568 (analyze_access_subtree): Use comes_initialized_p.
2569 (propagate_subaccesses_across_link): Assert !comes_initialized_p
2570 instead of testing for PARM_DECL.
2572 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2574 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
2575 constraint on operand 0 to allow more general addressing modes.
2576 Adjust output template.
2577 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
2578 New function.
2579 * config/aarch64/aarch64-protos.h
2580 (aarch64_address_valid_for_prefetch_p): Declare prototype.
2581 * config/aarch64/constraints.md (Dp): New address constraint.
2582 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
2583 predicate.
2585 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
2587 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
2588 update use of estimate_ipcp_clone_size_and_time.
2589 (estimate_local_effects): Update use of
2590 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
2591 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
2592 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
2593 Return nonspecialized time.
2595 2017-05-04 Richard Biener <rguenther@suse.de>
2597 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
2598 for the last VUSE which def dominates the PHI. Directly call
2599 maybe_skip_until.
2600 (get_continuation_for_phi_1): Remove.
2602 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
2604 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
2605 to explain the use of truncating division. Cap the number of
2606 iterations to the maximum given by nb_iterations_upper_bound,
2607 if defined.
2609 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2611 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
2612 * configure: Regenerate.
2613 * config.in: Regenerate.
2614 * config/i386/driver-mingw32.c: new file.
2615 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
2616 * config.host: Link driver-mingw32.o on MinGW host.
2617 * doc/install.texi: Document new --enable-mingw-wildcard configure
2618 option.
2620 2017-05-04 Marek Polacek <polacek@redhat.com>
2622 PR tree-optimization/80612
2623 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
2625 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2626 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
2628 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
2629 (movt splitter): Likewise.
2630 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
2631 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
2632 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
2633 block for Thumb-1 with MOVT.
2634 (thumb2_legitimate_address_p): Move code block ...
2635 (can_avoid_literal_pool_for_label_p): ... into this new function.
2636 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
2637 literal pool.
2638 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
2639 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
2640 "M-profile targets with the MOVT instruction".
2642 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2644 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
2645 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
2646 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
2648 2017-05-04 Martin Liska <mliska@suse.cz>
2650 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
2651 variable cond_code.
2653 2017-05-04 Richard Biener <rguenther@suse.de>
2655 * tree.c (array_at_struct_end_p): Handle arrays at struct
2656 end with flexarrays more conservatively. Refactor and treat
2657 arrays of arrays or aggregates more strict. Fix
2658 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
2659 * tree.c (array_at_struct_end_p): Adjust prototype.
2660 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
2661 * gimple-fold.c (get_range_strlen): Likewise.
2662 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
2664 2017-05-04 Richard Biener <rguenther@suse.de>
2666 PR tree-optimization/31130
2667 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
2668 false.
2669 (supports_overflow_infinity): Likewise.
2670 (is_negative_overflow_infinity): Likewise.
2671 (is_positive_overflow_infinity): Likewise.
2672 (is_overflow_infinity): Likewise.
2673 (stmt_overflow_infinity): Likewise.
2674 (overflow_infinity_range_p): Likewise.
2675 (usable_range_p): Remove as always returning true.
2676 (make_overflow_infinity): Remove.
2677 (negative_overflow_infinity): Likewise.
2678 (positive_overflow_infinity): Likewise.
2679 (avoid_overflow_infinity): Likewise.
2680 (set_value_range): Adjust accordingly.
2681 (set_value_range_to_nonnegative): Likewise, remove now unused
2682 overflow_infinity arg.
2683 (vrp_operand_equal_p): Adjust.
2684 (update_value_range): Likewise.
2685 (range_int_cst_singleton_p): Likewise.
2686 (operand_less_p): Likewise.
2687 (compare_values_warnv): Likewise.
2688 (extract_range_for_var_from_comparison_expr): Likewise.
2689 (vrp_int_const_binop): Likewise.
2690 (zero_nonzero_bits_from_vr): Likewise.
2691 (extract_range_from_multiplicative_op_1): Likewise.
2692 (extract_range_from_binary_expr_1): Likewise.
2693 (extract_range_from_unary_expr): Likewise.
2694 (extract_range_from_comparison): Likewise.
2695 (extract_range_basic): Likewise.
2696 (adjust_range_with_scev): Likewise.
2697 (compare_ranges): Likewise.
2698 (compare_range_with_value): Likewise.
2699 (dump_value_range): Likewise.
2700 (test_for_singularity): Likewise, remove strict_overflow_p parameter
2701 never used.
2702 (simplify_cond_using_ranges): Adjust.
2704 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
2706 * brig-builtins.def: Added a builtin for class_f64.
2707 * builtin-types.def: Added a builtin type needed by class_f64.
2709 2017-05-03 Jason Merrill <jason@redhat.com>
2711 * timevar.def: Add TV_CONSTEXPR.
2713 2017-05-03 David Malcolm <dmalcolm@redhat.com>
2715 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
2717 2017-05-03 Martin Jambor <mjambor@suse.cz>
2719 * ipa-prop.c (ipa_update_after_lto_read): Removed.
2720 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
2721 * ipa-cp.c (ipcp_propagate_stage): Do not call
2722 ipa_update_after_lto_read.
2723 * ipa-inline.c (ipa_inline): Likewise.
2725 2017-05-03 Martin Jambor <mjambor@suse.cz>
2727 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
2728 tag. Added a default constructor and a destructor.
2729 (ipa_edge_args_sum_t): New class;
2730 (ipa_edge_args_sum): Declare.
2731 (ipa_edge_args_vector): Remove declaration.
2732 (IPA_EDGE_REF): Use ipa_edge_args_sum.
2733 (ipa_free_edge_args_substructures): Remove declaration.
2734 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
2735 (ipa_edge_args_info_available_for_edge_p): Likewise.
2736 * ipa-prop.c (ipa_edge_args_vector): Removed.
2737 (edge_removal_hook_holder): Likewise.
2738 (edge_duplication_hook_holder): Likewise.
2739 (ipa_edge_args_sum): New variable.
2740 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
2741 ipa_edge_args_vector.
2742 (ipa_free_edge_args_substructures): Likewise.
2743 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
2744 ipa_edge_args_vector.
2745 (ipa_edge_removal_hook): Turned into method
2746 ipa_edge_args_sum_t::remove.
2747 (ipa_edge_duplication_hook): Turned into method
2748 ipa_edge_args_sum_t::duplicate.
2749 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
2750 registering edge hooks.
2751 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
2752 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
2753 ipa_edge_args_sum instead of ipa_edge_args_vector.
2754 * ipa-profile.c (ipa_profile): Likewise.
2756 2017-05-03 Martin Jambor <mjambor@suse.cz>
2758 * symbol-summary.h (function_summary): New method exists.
2759 (function_summary::symtab_removal): Deallocate through release.
2760 (call_summary): New class.
2761 (gt_ggc_mx): New overload.
2762 (gt_pch_nx): Likewise.
2763 (gt_pch_nx): Likewise.
2765 2017-05-03 Jeff Law <law@redhat.com>
2767 PR tree-optimization/78496
2768 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
2769 from simplify_cond_using_ranges. Split off code to walk
2770 backwards through casts into ...
2771 (simplify_cond_using_ranges_2): New function.
2772 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
2773 (execute_vrp): After identifying jump threads, call
2774 simplify_cond_using_ranges_2.
2776 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
2778 PR bootstrap/80609
2779 * ipa-inline.h (inline_summary): Add ctor.
2780 (create_ggc): Do not use ggc_cleared_alloc.
2782 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
2783 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2785 * gcc.c (handle_braces): Support escaping in switch matching
2786 text.
2787 * doc/invoke.texi (Spec Files): Document it.
2788 Remove superfluous @code markup in items.
2790 2017-05-03 David Malcolm <dmalcolm@redhat.com>
2792 * diagnostic-show-locus.c (struct column_range): New struct.
2793 (get_affected_columns): New function.
2794 (get_printed_columns): New function.
2795 (struct correction): New struct.
2796 (correction::ensure_capacity): New function.
2797 (correction::ensure_terminated): New function.
2798 (struct line_corrections): New struct.
2799 (line_corrections::~line_corrections): New dtor.
2800 (line_corrections::add_hint): New function.
2801 (layout::print_trailing_fixits): Reimplement in terms of the new
2802 classes.
2803 (selftest::test_overlapped_fixit_printing): New function.
2804 (selftest::diagnostic_show_locus_c_tests): Call it.
2806 2017-05-03 Nathan Sidwell <nathan@acm.org>
2808 Canonicalize canonical type hashing
2809 * tree.h (type_hash_canon_hash): Declare.
2810 * tree.c (type_hash_list, attribute_hash_list): Move into
2811 type_hash_canon_hash.
2812 (build_type_attribute_qual_variant): Break out hash code calc into
2813 type_hash_canon_hash.
2814 (type_hash_canon_hash): New. Generic type hash computation.
2815 (build_range_type_1, build_array_type_1, build_function_type,
2816 build_method_type_directly, build_offset_type, build_complex_type,
2817 make_vector_type): Call it.
2819 2017-05-03 Richard Biener <rguenther@suse.de>
2821 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
2822 When all DRs have unknown misaligned do not always peel
2823 when there is a store but apply the same costing model as if
2824 there were only loads.
2826 2017-05-03 Richard Biener <rguenther@suse.de>
2828 Revert
2829 PR tree-optimization/80492
2830 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
2831 compare_base_decls returning dont-know properly.
2833 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
2835 * config/arm/iterators.md (CCSI): New mode iterator.
2836 (arch): New mode attribute.
2837 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
2838 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
2839 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
2840 code iterator for success result mode.
2841 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
2842 the corresponding new insn generators.
2844 2017-05-03 Bin Cheng <bin.cheng@arm.com>
2846 Revert r247509
2847 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2848 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
2850 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
2852 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
2853 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
2854 (DDR_A): Wrap DDR argument in brackets.
2855 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
2856 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
2857 (DDR_REVERSED_P): Likewise.
2859 2017-05-03 Jakub Jelinek <jakub@redhat.com>
2861 PR tree-optimization/79472
2862 * tree-switch-conversion.c (struct switch_conv_info): Add
2863 contiguous_range and default_case_nonstandard fields.
2864 (collect_switch_conv_info): Compute contiguous_range and
2865 default_case_nonstandard fields, don't clear final_bb if
2866 contiguous_range and only the default case doesn't have the required
2867 structure.
2868 (check_all_empty_except_final): Set default_case_nonstandard instead
2869 of failing if contiguous_range and the default case doesn't have empty
2870 block.
2871 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
2872 and only the default case doesn't have the required constants. Skip
2873 virtual phis.
2874 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
2875 if default_case_nonstandard.
2876 (build_constructors): Build constant 1 just once. Assert that default
2877 values aren't inserted in between cases if contiguous_range. Skip
2878 virtual phis.
2879 (build_arrays): Skip virtual phis.
2880 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
2881 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
2882 Handle virtual phis.
2883 (gen_inbound_check): Handle default_case_nonstandard case.
2884 (process_switch): Adjust check_final_bb caller. Call
2885 gather_default_values with the first non-default case instead of
2886 default case if default_case_nonstandard.
2888 2017-05-02 Nathan Sidwell <nathan@acm.org>
2890 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
2891 check. Fix formatting.
2893 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
2895 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
2896 errors when comparing specialized and unspecialized times.
2898 2017-05-02 David Malcolm <dmalcolm@redhat.com>
2900 * diagnostic-show-locus.c
2901 (layout::should_print_annotation_line_p): Make private.
2902 (layout::print_annotation_line): Make private.
2903 (layout::annotation_line_showed_range_p): Make private.
2904 (layout::show_ruler): Make private.
2905 (layout::print_source_line): Make private. Pass in line and
2906 line_width, rather than calling location_get_source_line. Drop
2907 returned value.
2908 (layout::print_leading_fixits): New method.
2909 (layout::print_any_fixits): Rename to...
2910 (layout::print_trailing_fixits): ...this, and make private.
2911 Don't print newline fixits.
2912 (diagnostic_show_locus): Move logic for printing one row into...
2913 (layout::print_line): ...this new function. Move the
2914 location_get_source_line call and error-handling from
2915 print_source_line to here. Call print_leading_fixits, and rename
2916 print_any_fixits to print_trailing_fixits.
2917 (selftest::test_fixit_insert_containing_newline): Update now that
2918 newlines are partially supported.
2919 (selftest::test_fixit_insert_containing_newline_2): New test.
2920 (selftest::test_fixit_replace_containing_newline): Update comments.
2921 (selftest::diagnostic_show_locus_c_tests): Call the new test.
2922 * edit-context.c (class added_line): New class.
2923 (class edited_line): Describe newline handling in comment.
2924 (edited_line::actually_edited_p): New method.
2925 (edited_line::print_content): Delete redundant decl.
2926 (edited_line::m_predecessors): New field.
2927 (edited_file::print_content): Call edited_line::print_content.
2928 (edited_file::print_diff): Update to support newlines.
2929 (edited_file::print_diff_hunk): Likewise.
2930 (edited_file::print_run_of_changed_lines): New function.
2931 (edited_file::print_diff_line): Convert to...
2932 (print_diff_line): ...this.
2933 (edited_file::get_effective_line_count): New function.
2934 (edited_line::edited_line): Initialize new field m_predecessors.
2935 (edited_line::~edited_line): Clean up m_predecessors.
2936 (edited_line::apply_fixit): Handle newlines.
2937 (edited_line::get_effective_line_count): New function.
2938 (edited_line::print_content): New function.
2939 (edited_line::print_diff_lines): New function.
2940 (selftest::test_applying_fixits_insert_containing_newline): New
2941 test.
2942 (selftest::test_applying_fixits_replace_containing_newline): New
2943 test.
2944 (selftest::insert_line): New function.
2945 (selftest::test_applying_fixits_multiple_lines): Add example of
2946 inserting a line.
2947 (selftest::edit_context_c_tests): Call the new tests.
2949 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2951 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
2952 parameter cand. Update dump information.
2953 (get_computation_cost): Update uses.
2955 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2957 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
2958 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
2959 (get_computation_at, rewrite_use_address): Update use of
2960 get_computation_aff.
2962 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2964 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
2965 (get_computation): Delete.
2966 (get_computation_cost): Implement like get_computation_cost_at.
2967 Use get_computation_at.
2968 (get_computation_cost_at): Delete.
2969 (rewrite_use_nonlinear_expr): Use get_computation_at.
2970 (rewrite_use_compare, remove_unused_ivs): Ditto.
2972 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2974 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
2976 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2978 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
2979 (ivopts_global_cost_for_size): Rename parameter and update uses.
2980 (iv_ca_recount_cost): Update uses.
2981 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
2982 candidates seperately in n_invs and n_cands.
2983 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
2985 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2987 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
2988 (find_inv_vars_cb): New.
2989 (find_depends): Renamed to ...
2990 (find_inv_vars): ... this.
2991 (add_candidate_1, force_var_cost): Call find_inv_vars.
2992 (split_address_cost, determine_group_iv_cost_cond): Ditto.
2994 2017-05-02 Bin Cheng <bin.cheng@arm.com>
2996 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
2997 inv_vars. Add inv_exprs.
2998 (struct iv_cand): Rename depends_on to inv_vars.
2999 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
3000 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
3001 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
3002 (dump_cand): Dump inv_vars.
3003 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
3004 (record_invariant, find_depends, add_candidate_1): Ditto.
3005 (set_group_iv_cost, force_var_cost): Ditto.
3006 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
3007 (get_computation_cost_at, get_computation_cost): Ditto.
3008 (determine_group_iv_cost_generic): Ditto.
3009 (determine_group_iv_cost_address): Ditto.
3010 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
3011 (determine_group_iv_costs): Ditto.
3012 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
3013 (iv_ca_set_remove_invariants): Renamed to ...
3014 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
3015 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
3016 (iv_ca_set_add_invariants): Renamed to ...
3017 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
3018 (iv_ca_set_cp): Use iv_ca_set_add_invs.
3019 (iv_ca_has_deps): Support inv_vars and inv_exprs.
3020 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
3021 (create_new_ivs): Remove useless dump.
3023 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3025 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
3026 iv_cand code.
3027 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
3028 (iv_ca_set_no_cp, create_new_iv): Ditto.
3030 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3032 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3034 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3036 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
3037 function tree_check2.
3039 2017-05-02 Martin Liska <mliska@suse.cz>
3041 * doc/gcov.texi: Add missing preposition.
3042 * gcov.c (function_info::function_info): Properly fill up
3043 all member variables.
3045 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3047 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
3049 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3051 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
3053 2017-05-02 Martin Liska <mliska@suse.cz>
3055 PR lto/77954.
3056 * lto-streamer-in.c (lto_read_tree_1): Remove
3057 LTO_STREAMER_DEBUG.
3058 * lto-streamer.c (struct tree_hash_entry): Likewise.
3059 (struct tree_entry_hasher): Likewise.
3060 (tree_entry_hasher::hash): Likewise.
3061 (tree_entry_hasher::equal): Likewise.
3062 (lto_streamer_init): Likewise.
3063 (lto_orig_address_map): Likewise.
3064 (lto_orig_address_get): Likewise.
3065 (lto_orig_address_remove): Likewise.
3066 * lto-streamer.h: Likewise.
3067 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3068 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
3070 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
3072 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
3073 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
3074 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
3075 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
3076 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
3077 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
3078 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
3079 (mm_maskz_sub_ss): New intrinsics.
3080 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3081 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
3082 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
3083 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
3084 (__builtin_ia32_subss_mask_round): New builtins.
3085 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3086 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
3087 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
3088 Renamed to ...
3089 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
3090 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
3091 Changed to ...
3092 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
3093 ... this.
3095 2017-05-02 Martin Jambor <mjambor@suse.cz>
3097 PR tree-optimization/78687
3098 * tree-sra.c (access): New field parent.
3099 (process_subtree_disqualification): New function.
3100 (disqualify_candidate): Call it.
3101 (build_accesses_from_assign): Reset write flag if creating an
3102 assighnment link.
3103 (build_access_subtree): Fill in parent field and also prpagate
3104 down grp_write flag.
3105 (create_artificial_child_access): New parameter set_grp_write, set
3106 grp_write to its value.
3107 (propagate_subaccesses_across_link): Also propagate grp_write flag
3108 values.
3109 (propagate_all_subaccesses): Push the closest parent back to work
3110 queue if add_access_to_work_queue returned true.
3112 2017-05-02 Richard Biener <rguenther@suse.de>
3114 * common.opt (fstrict-overflow): Alias negative to fwrapv.
3115 * doc/invoke.texi (fstrict-overflow): Remove all traces of
3116 -fstrict-overflow documentation.
3117 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
3118 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
3119 flag_strict_overflow.
3120 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
3121 * lto-opts.c (lto_write_options): Do not stream it.
3122 * lto-wrapper.c (merge_and_complain): Do not handle it.
3123 * opts.c (default_options_table): Do not set -fstrict-overflow.
3124 (finish_options): Likewise do not clear it when sanitizing.
3125 * simplify-rtx.c (simplify_const_relational_operation): Do not
3126 test flag_strict_overflow.
3128 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3130 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
3131 using enabled attribute.
3132 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
3133 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
3134 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
3135 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
3136 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
3137 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
3138 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
3139 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
3140 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
3141 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
3143 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3145 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
3147 2017-05-02 Richard Biener <rguenther@suse.de>
3149 PR tree-optimization/80591
3150 Revert
3151 2017-04-10 Richard Biener <rguenther@suse.de>
3153 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3154 asm inputs.
3156 2017-05-02 Richard Biener <rguenther@suse.de>
3158 PR tree-optimization/80549
3159 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
3160 (cleanup_tree_cfg_noloop): Create forwarders to known loop
3161 headers if they do not have a preheader.
3163 2017-05-02 Martin Liska <mliska@suse.cz>
3165 PR other/80589
3166 * common.opt: Fix typo.
3167 * doc/invoke.texi: Likewise.
3169 2017-05-01 Jan Beulich <jbeulich@suse.com>
3171 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
3172 swapping, add (x,x,m,x,n) alternative.
3174 2017-05-01 Nathan Sidwell <nathan@acm.org>
3176 * calls.c (combine_pending_stack_adjustment_and_call): Remove
3177 unnecessary unadjusted_alignment check.
3179 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3181 PR c++/80038
3182 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
3183 operations here.
3184 * gimplify.c (gimplify_cilk_detach): New function.
3185 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
3186 * tree-core.h: Document EXPR_CILK_SPAWN.
3187 * tree.h (EXPR_CILK_SPAWN): Define.
3189 2017-05-01 David Malcolm <dmalcolm@redhat.com>
3191 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
3192 to use new fixit_hint representation, using the "replace" logic.
3193 (get_line_span_for_fixit_hint): Likewise.
3194 (layout::print_any_fixits): Likewise.
3195 (selftest::test_one_liner_many_fixits): Rename to...
3196 (selftest::test_one_liner_many_fixits_1): ...this, and update
3197 comment and expected output to reflect that the multiple fix-it
3198 hints are now consolidated into one insertion.
3199 (selftest::test_one_liner_many_fixits_2): New test.
3200 (selftest::test_diagnostic_show_locus_one_liner): Update for
3201 above.
3202 (selftest::test_fixit_consolidation): Update for fix-it API
3203 change.
3204 * diagnostic.c (print_parseable_fixits): Likewise.
3205 * edit-context.c (edited_line::m_line_events): Convert from
3206 auto_vec <line_event *> to auto_vec <line_event>.
3207 (class line_event): Convert from abstract base class to a concrete
3208 class, taking over the role of replace_event.
3209 (class insert_event): Delete.
3210 (class replace_event): Rename to class line_event. Convert to
3211 half-open range.
3212 (edit_context::add_fixits): Reimplement.
3213 (edit_context::apply_insert): Delete.
3214 (edit_context::apply_replace): Rename to...
3215 (edit_context::apply_fixit): ...this. Convert to half-open range.
3216 (edited_file::apply_insert): Delete.
3217 (edited_file::apply_replace): Rename to...
3218 (edited_file::apply_fixit): ...this.
3219 (edited_line::~edited_line): Drop deletion of events.
3220 (edited_line::apply_insert): Delete.
3221 (edited_line::apply_replace): Rename to...
3222 (edited_line::apply_fixit): ...this. Convert to half-open range.
3223 Update for change to type of m_line_events.
3224 * edit-context.h (edit_context::apply_insert): Delete.
3225 (edit_context::apply_replace): Rename to...
3226 (edit_context::apply_fixit): ...this.
3228 2017-05-01 Martin Sebor <msebor@redhat.com>
3230 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
3231 known.
3233 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
3235 PR target/68491
3236 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
3237 __get_cpuid_max returns 0.
3238 (__get_cpuid_count): Ditto.
3240 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
3242 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
3243 replacement expression is another instance of one of its arguments.
3245 2017-05-01 Jakub Jelinek <jakub@redhat.com>
3247 PR target/79430
3248 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
3249 check for stack push/pop autoinc.
3250 * config/i386/i386.c (ix86_agi_dependent): Return false
3251 if the only reason why modified_in_p returned true is that
3252 addr is SP based and set_insn is a push or pop.
3254 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3256 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
3257 overflow check.
3259 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3261 PR ipa/79224
3262 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
3263 (account_size_time): Use two predicates - exec_pred and
3264 nonconst_pred_ptr.
3265 (evaluate_conditions_for_known_args): Compute both clause and
3266 nonspec_clause.
3267 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
3268 (inline_summary_t::duplicate): Update.
3269 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
3270 separately.
3271 (compute_inline_parameters): Likewise.
3272 (estimate_edge_size_and_time): Update caluclation of time.
3273 (estimate_node_size_and_time): Compute both time and nonspecialized
3274 time.
3275 (estimate_ipcp_clone_size_and_time): Update.
3276 (inline_merge_summary): Update.
3277 (do_estimate_edge_time): Update.
3278 (do_estimate_edge_size): Update.
3279 (do_estimate_edge_hints): Update.
3280 (inline_read_section, inline_write_summary): Stream both new predicates.
3281 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
3282 as argument.
3283 (compute_inlined_call_time): Cleanup.
3284 (big_speedup_p): Update.
3285 (edge_badness): Update.
3286 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
3287 (size_time_entry): Replace predicate by exec_predicate and
3288 nonconst_predicate.
3289 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
3290 (estimate_edge_time): Return also nonspec_time.
3291 (reset_edge_growth_cache): Update.
3293 2017-04-29 Jakub Jelinek <jakub@redhat.com>
3295 PR rtl-optimization/80491
3296 * ifcvt.c (noce_process_if_block): When looking for x setter
3297 with missing else_bb, don't check only the insn right before
3298 cond_earliest, but look for the last insn that x is modified in
3299 within the same bb.
3301 PR rtl-optimization/80491
3302 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
3304 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
3306 PR tree-optimization/80487
3307 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
3309 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3311 PR tree-optimization/79697
3312 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
3313 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
3314 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
3315 BUILT_IN_STRNDUP.
3316 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
3317 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
3319 2017-04-28 Martin Sebor <msebor@redhat.com>
3321 PR tree-optimization/80523
3322 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
3323 (init_target_to_host_charmap, target_to_host, target_strtol10): New
3324 functions.
3325 (maybe_warn, format_directive, parse_directive): Use new functions.
3326 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
3328 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
3330 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
3332 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3334 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
3335 target_header_dir): Set correctly.
3336 * configure: Regenerated.
3337 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3338 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3339 instead of SYSTEM_HEADER_DIR.
3341 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
3343 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
3344 (estimate_local_effects): Likewise.
3345 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
3346 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
3347 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
3348 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
3349 do_estimate_edge_time, estimate_edge_time): Likewise.
3350 * ipa-inline-analysis.c (estimate_node_size_and_time,
3351 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
3352 (estimate_time_after_inlining): Remove.
3354 2017-04-28 Martin Liska <mliska@suse.cz>
3356 * doc/gcov.texi: Enhance documentation of gcov.
3358 2017-04-28 Martin Liska <mliska@suse.cz>
3360 * doc/gcov.texi: Sort options in alphabetic order.
3361 * doc/gcov-dump.texi: Likewise.
3362 * doc/gcov-tool.texi: Likewise.
3363 * gcov.c (print_usage): Likewise.
3364 * gcov-dump.c (print_usage): Likewise.
3365 * gcov-tool.c (print_merge_usage_message): Likewise.
3366 (print_rewrite_usage_message): Likewise.
3367 (print_overlap_usage_message): Likewise.
3369 2017-04-28 Martin Liska <mliska@suse.cz>
3371 PR gcov-profile/53915
3372 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
3374 2017-04-28 Martin Liska <mliska@suse.cz>
3376 PR gcov-profile/79891
3377 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
3378 is marked by compiler as living on a line.
3379 (get_cycles_count): Remove usage of the union.
3380 (output_intermediate_file): Likewise.
3381 (find_source): Fix GNU coding style.
3382 (accumulate_line_counts): Remove old non-all block mode.
3383 (output_lines): Remove usage of the union.
3384 * profile.c (output_location): Include all BBs, even if
3385 belonging to a same line (and file) as a previous BB.
3387 2017-04-28 Martin Liska <mliska@suse.cz>
3389 * gcov.c (process_args): Handle new argument 'w'.
3390 (read_graph_file): Assign ID to BBs.
3391 (output_branch_count): Display BB # if verbose flag is set.
3392 (output_lines): Likewise for arcs.
3393 (print_usage): Add '--verbose' option help.
3394 * doc/gcov.texi: Document --verbose (-w) option.
3396 2017-04-28 Martin Liska <mliska@suse.cz>
3398 * gcov.c (struct block_location_info): New struct.
3399 (process_file): Fill up the new structure.
3400 (read_graph_file): Replace usage of encoding by the newly added
3401 struct.
3402 (add_line_counts): Likewise.
3403 (accumulate_line_counts): Remove usage of the union.
3404 (function_info::function_info): New function.
3405 (function_info::~function_info): Likewise.
3406 (process_file): Call delete instead of release_function.
3407 (release_function): Release the function.
3408 (release_structures): Call delete instead of release_function.
3409 (solve_flow_graph): Replace usage of num_blocks.
3410 (find_exception_blocks): Likewise.
3411 (output_lines): Fix GNU coding style.
3413 2017-04-28 Martin Liska <mliska@suse.cz>
3415 PR driver/56469
3416 * coverage.c (coverage_remove_note_file): New function.
3417 * coverage.h: Declare the function.
3418 * toplev.c (finalize): Clean if an error has been seen.
3420 2017-04-28 Martin Liska <mliska@suse.cz>
3422 PR gcov-profile/80031
3423 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
3424 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
3425 * gcov.c (read_graph_file): Read just number of blocks.
3426 * profile.c (branch_prob): Do not stream 0 flags per a basic
3427 block.
3429 2017-04-28 Martin Liska <mliska@suse.cz>
3431 * gcov-dump.c (tag_*): Add new argument to declarations.
3432 (dump_gcov_file): Likewise.
3433 (tag_blocks): Add and use new argument depth.
3434 (tag_arcs): Likewise.
3435 (tag_lines): Likewise.
3436 (tag_counters): Likewise.
3437 (tag_summary): Likewise.
3438 (dump_working_sets): Use depth to do a proper indentation.
3440 2017-04-28 Jakub Jelinek <jakub@redhat.com>
3442 PR bootstrap/80531
3443 * cgraph.h (symtab_node::debug_symtab): No longer inline.
3444 * symtab.c (symtab_node::debug_symtab): Move definition here.
3446 2017-04-28 Richard Biener <rguenther@suse.de>
3448 * lto-streamer.h (LTO_major_version): Bump to 7.
3450 2017-04-28 Richard Biener <rguenther@suse.de>
3452 * tree-vrp.c (assert_info): New struct.
3453 (add_assert_info): New helper.
3454 (register_edge_assert_for_2): Refactor to add asserts to a vector
3455 of assert_info.
3456 (register_edge_assert_for_1): Likewise.
3457 (register_edge_assert_for): Likewise.
3458 (finish_register_edge_assert_for): New helper actually registering
3459 asserts where live on edge.
3460 (find_conditional_asserts): Adjust.
3461 (find_switch_asserts): Likewise.
3462 (evrp_dom_walker::try_find_new_range): Generalize.
3463 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
3465 2017-04-27 Marek Polacek <polacek@redhat.com>
3467 PR sanitizer/80349
3468 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
3469 arg10 and arg11 to itype.
3471 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
3473 * doc/extend.texi (Object Size Checking): Improve grammar.
3475 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
3477 PR target/80530
3478 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
3479 that the logic for permitting reciprocal estimates matches that
3480 in use_rsqrt_p.
3482 2017-04-27 Jakub Jelinek <jakub@redhat.com>
3484 PR c++/80534
3485 * tree.c (type_cache_hasher::equal): Only compare
3486 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
3487 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
3488 non-aggregate element types.
3489 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
3490 about the flag on ARRAY_TYPEs in the comment, formatting fix.
3492 2017-04-27 Richard Biener <rguenther@suse.de>
3494 PR middle-end/80533
3495 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
3496 stripping ARRAY_REFs from MEM_EXPR make sure we're not
3497 keeping a reference to a trailing array.
3499 2017-04-27 Richard Biener <rguenther@suse.de>
3501 PR middle-end/80539
3502 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
3503 being in loop-closed SSA form conservatively.
3504 (chrec_fold_multiply_poly_poly): Likewise.
3506 2017-04-27 Tamar Christina <tamar.christina@arm.com>
3508 PR middle-end/79665
3509 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
3510 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
3512 2017-04-27 Jakub Jelinek <jakub@redhat.com>
3514 PR target/77728
3515 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
3516 (aarch64_function_arg_alignment): Return unsigned int again, but still
3517 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
3518 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
3519 Don't emit -Wpsabi note.
3520 (aarch64_function_arg_boundary): Likewise.
3521 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
3522 caller.
3524 2017-04-26 Nathan Sidwell <nathan@acm.org>
3526 * tree.h (crc32_unsigned_n): Declare.
3527 (crc32_unsigned, crc32_unsigned): Make inline.
3528 * tree.c (crc32_unsigned_bits): Replace with ...
3529 (crc32_unsigned_n): ... this.
3530 (crc32_unsigned, crc32_byte): Remove.
3531 (crc32_string): Remove unnecessary braces.
3533 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
3535 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
3536 * ipa-inline-analysis.c (MAX_TIME): Remove.
3537 (account_size_time): Use sreal for time.
3538 (dump_inline_summary): Update.
3539 (estimate_function_body_sizes): Update.
3540 (estimate_edge_size_and_time): Update.
3541 (estimate_calls_size_and_time): Update.
3542 (estimate_node_size_and_time): Update.
3543 (inline_merge_summary): Update.
3544 (inline_update_overall_summary): Update.
3545 (estimate_time_after_inlining): Update.
3546 (inline_read_section): Update.
3547 (inline_write_summary): Update.
3548 * ipa-inline.c (compute_uninlined_call_time): Update.
3549 (compute_inlined_call_time): Update.
3550 (recursive_inlining): Update.
3551 (inline_small_functions): Update.
3552 (dump_overall_stats): Update.
3553 * ipa-inline.h: Include sreal.h.
3554 (size_time_entry): Turn time to sreal.
3555 (inline_summary): Turn self_time nad time to sreal.
3557 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
3559 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
3560 data-streamer.h
3561 (sreal::stream_out, sreal::stream_in): New.
3562 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
3564 2017-04-25 Jakub Jelinek <jakub@redhat.com>
3566 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
3567 environment.
3569 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
3571 PR target/70799
3572 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3573 Handle ASHIFTRT.
3574 (dimode_scalar_chain::compute_convert_gain): Ditto.
3575 (dimode_scalar_chain::make_vector_copies): Ditto.
3576 (dimode_scalar_chain::convert_reg): Ditto.
3577 (dimode_scalar_chain::convert_insn): Ditto.
3578 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
3579 (VI248_AVX512BW_1): New mode iterator.
3580 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
3581 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
3582 mode iterator.
3584 2017-04-25 Martin Sebor <msebor@redhat.com>
3586 PR tree-optimization/80497
3587 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
3588 constants are representable in HOST_WIDE_INT.
3589 (parse_directive): Ditto.
3591 2017-04-25 Martin Sebor <msebor@redhat.com>
3593 PR bootstrap/80486
3594 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
3595 (new_zero_array): Adjust signature.
3596 (dom_info::dom_init): Used unsigned rather that size_t.
3597 (dom_info::dom_info): Same.
3599 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3600 Jakub Jelinek <jakub@redhat.com>
3602 PR target/77728
3603 * config/arm/arm.c: Include gimple.h.
3604 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
3605 returns negative, increment ncrn only if it returned positive.
3606 (arm_needs_doubleword_align): Return int instead of bool,
3607 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
3608 members, but if there is any such non-FIELD_DECL
3609 > PARM_BOUNDARY aligned decl, return -1 instead of false.
3610 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
3611 returns negative, increment nregs only if it returned positive.
3612 (arm_setup_incoming_varargs): Likewise.
3613 (arm_function_arg_boundary): Emit -Wpsabi note if
3614 arm_needs_doubleword_align returns negative, return
3615 DOUBLEWORD_ALIGNMENT only if it returned positive.
3617 2017-04-25 Marek Polacek <polacek@redhat.com>
3619 PR sanitizer/80349
3620 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
3621 first argument to type.
3623 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3625 PR target/80482
3626 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
3627 type checks to test for compatibility instead of equality.
3629 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3630 Jakub Jelinek <jakub@redhat.com>
3632 PR target/77728
3633 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
3634 type.
3635 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
3636 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
3637 the alignment computation, but return their maximum in warn_alignment.
3638 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
3639 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
3640 is smaller.
3641 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
3642 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
3643 caller.
3645 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3647 * config/arc/simdext.md (dmpyh): Fix typo.
3649 2017-04-25 Richard Biener <rguenther@suse.de>
3651 PR tree-optimization/80492
3652 * alias.c (compare_base_decls): Handle registers with asm
3653 specification conservatively.
3654 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3655 compare_base_decls returning dont-know properly.
3657 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3659 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
3660 (legitimate_offset_address_p): New function.
3661 (arc_legitimate_address_p): Use above function.
3663 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3665 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
3667 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3669 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
3670 ACCH registers whenever they are available.
3672 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3674 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
3675 double regs fix when not used.
3677 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3679 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
3680 core registers.
3681 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
3682 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
3684 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3686 * config/arc/arc.c (arc_output_addsi): Check for h-register class
3687 when emitting short ADD instructions.
3689 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3691 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
3692 constraint.
3693 (cmpsi_cc_c_insn): Likewise.
3694 (cbranchsi4_scratch): Compute proper instruction length using
3695 compact_hreg_operand.
3696 * config/arc/predicates.md (compact_hreg_operand): New predicate.
3698 2017-04-25 Richard Biener <rguenther@suse.de>
3700 PR middle-end/80509
3701 * passes.c (pass_manager::pass_manager): Initialize
3702 m_name_to_pass_map.
3704 2017-04-25 Richard Biener <rguenther@suse.de>
3706 PR tree-optimization/79201
3707 * tree-ssa-sink.c (statement_sink_location): Handle calls.
3709 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3711 PR target/80464
3712 * config/s390/vector.md: Split MEM->GPR vector moves for
3713 non-s_operand addresses.
3715 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3717 PR target/79895
3718 * config/s390/predicates.md (reload_const_wide_int_operand): New
3719 predicate.
3720 * config/s390/s390.md ("movti"): Remove d/P alternative.
3721 ("movti_bigconst"): New pattern definition.
3723 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
3725 PR target/80080
3726 * s390-protos.h (s390_expand_cs_hqi): Removed.
3727 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
3728 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
3729 modes as well as CCZ1mode and CCZmode.
3730 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
3731 signature of s390_emit_compare_and_swap.
3732 (s390_expand_cs_hqi): Likewise, make static.
3733 (s390_expand_cs_tdsi): Generate an explicit compare before trying
3734 compare-and-swap, in some cases.
3735 (s390_expand_cs): Wrapper function.
3736 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
3737 atomic_exchange.
3738 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
3739 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
3740 patterns for small and large integers. Forbid symref memory operands.
3741 Move expander to s390.c. Require cc register.
3742 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
3743 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
3744 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
3745 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
3746 symref memory operands. Remove CC mode and call s390_match_ccmode
3747 instead.
3748 ("atomic_exchange<mode>"): Allow and implement all integer modes.
3750 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
3752 * config/s390/s390.md (define_peephole2): New peephole to help
3753 combining the load-and-test pattern with volatile memory.
3755 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
3757 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
3758 with CCZmode for TARGET_Z196.
3760 2017-04-25 Jakub Jelinek <jakub@redhat.com>
3762 PR rtl-optimization/80501
3763 * combine.c (make_compound_operation_int): Set subreg_code to SET
3764 even for AND with mask of the sign bit of mode.
3766 PR rtl-optimization/80500
3767 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
3768 sum's initial value.
3770 2017-04-25 Julian Brown <julian@codesourcery.com>
3771 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3773 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
3775 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
3777 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
3779 2017-04-25 Julian Brown <julian@codesourcery.com>
3780 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3782 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
3783 (thunderx2t99_sha): New Reservation.
3785 2017-04-25 Julian Brown <julian@codesourcery.com>
3786 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
3788 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
3789 type for 1-element load.
3791 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
3793 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
3795 2017-04-24 Martin Jambor <mjambor@suse.cz>
3797 PR tree-optimization/80293
3798 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
3799 char arrays not totally scalarizable if it is false.
3800 (analyze_all_variable_accesses): Pass correct value in the new
3801 parameter. Add a statistics counter.
3803 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
3805 PR middle-end/79931
3806 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
3808 2017-04-24 Richard Biener <rguenther@suse.de>
3810 PR tree-optimization/80494
3811 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
3812 out for complex types.
3814 2017-04-24 Richard Biener <rguenther@suse.de>
3816 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
3817 * tree-ssa-sccvn.c (print_scc): Print SCC size.
3818 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
3819 (DFS): Adjust and never fail.
3820 (sccvn_dom_walker::fail): Remove.
3821 (sccvn_dom_walker::before_dom_children): Adjust.
3822 (run_scc_vn): Likewise and never fail.
3823 * tree-ssa-pre.c (pass_pre::execute): Adjust.
3824 (pass_fre::execute): Likewise.
3826 2017-04-24 Richard Biener <rguenther@suse.de>
3828 PR tree-optimization/79725
3829 * tree-ssa-sink.c (statement_sink_location): Return whether
3830 failure reason was zero uses. Move that check later.
3831 (sink_code_in_bb): Deal with zero uses by removing the stmt
3832 if possible.
3834 2017-04-24 Richard Biener <rguenther@suse.de>
3836 PR c++/2972
3837 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
3838 pointer-based references.
3840 2017-04-24 Richard Biener <rguenther@suse.de>
3842 PR bootstrap/79814
3843 * pass_manager.h (pass_manager::operator new): Remove.
3844 (pass_manager::operator delete): Likewise.
3845 * passes.c (pass_manager::operator new): Remove.
3846 (pass_manager::operator delete): Likewise.
3847 (pass_manager::pass_manager): Zero individual pass members.
3849 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
3851 PR target/70799
3852 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
3853 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
3854 Check "XEXP (src, 1)" operand here.
3855 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
3856 Check "XEXP (src, 1)" operand here.
3857 (dimode_scalar_chain::make_vector_copies): Detect count register
3858 of a shift instruction. Zero extend count register from QImode
3859 to DImode to satisfy vector shift pattern count operand predicate.
3860 Substitute vector shift count operand with a DImode copy.
3861 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
3862 vector register.
3864 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
3866 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
3867 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
3868 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
3869 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
3870 (UNSPEC_NOREX_MEM): Remove definition.
3872 2017-04-21 Richard Biener <rguenther@suse.de>
3874 PR tree-optimization/79547
3875 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
3876 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
3877 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
3878 without any constraints.
3880 2017-04-21 Richard Biener <rguenther@suse.de>
3882 PR tree-optimization/78847
3883 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
3885 2017-04-21 Richard Biener <rguenther@suse.de>
3887 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
3888 (build_distinct_type_copy): Likewise.
3889 (build_variant_type_copy): Likewise.
3890 * tree.c (build_qualified_type): Pass down mem-stat info.
3891 (build_distinct_type_copy): Likewise.
3892 (build_variant_type_copy): Likewise.
3894 2017-04-21 Richard Biener <rguenther@suse.de>
3896 PR tree-optimization/80237
3897 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
3898 defaulted to NULL.
3899 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
3900 for a simplified result.
3902 2016-04-21 Richard Biener <rguenther@suse.de>
3904 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
3905 sth as strict as a simple_iv but a chrec without symbols and an
3906 operand defined in the loop we are peeling (and not some subloop).
3907 (propagate_constants_for_unrolling): Propagate all constants.
3909 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
3911 PR target/79804
3912 * config/i386/i386.c (print_reg): Remove assert for disalowed
3913 regno values, call output_operand_lossage instead.
3915 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
3917 PR target/78090
3918 * config/i386/constraints.md (Yc): New register constraint.
3919 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
3920 Use Yc constraint for alternative 2 of operand 0. Remove
3921 preferred_for_speed attribute.
3923 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
3925 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
3926 lastprivate clauses in SIMT case.
3928 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
3930 * doc/invoke.texi (-Wextra-semi): Document new warning option.
3932 2017-04-20 Richard Biener <rguenther@suse.de>
3934 PR tree-optimization/57796
3935 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
3936 as N scalar stores.
3937 (vect_model_load_cost): Cost gathers as N scalar loads.
3939 2017-04-20 Richard Biener <rguenther@suse.de>
3941 * ggc-page.c (ggc_allocated_p): Rename to ...
3942 (safe_lookup_page_table_entry): ... this and return the lookup
3943 result.
3944 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
3946 2017-04-20 Richard Biener <rguenther@suse.de>
3948 PR tree-optimization/80453
3949 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
3950 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
3951 from the conditions.
3952 (vn_phi_eq): Pass them down.
3953 (vn_phi_lookup): Record them.
3954 (vn_phi_insert): Likewise.
3956 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
3958 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
3959 uninitialized variable warning to avoid buffer overrun.
3961 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
3963 PR other/71250
3964 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
3965 is suppressed for '{ 0 }' in C.
3967 2017-04-20 Jakub Jelinek <jakub@redhat.com>
3969 * BASE-VER: Set to 8.0.0.
3971 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
3973 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
3974 priority .init_array and .fini_array section with SECTION_NOTYPE
3975 flag.
3977 2017-04-20 Jakub Jelinek <jakub@redhat.com>
3979 PR middle-end/80423
3980 * tree.h (build_array_type): Add typeless_storage default argument.
3981 * tree.c (type_cache_hasher::equal): Also compare
3982 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
3983 (build_array_type): Add typeless_storage argument, set
3984 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
3985 recursive call.
3986 (build_nonshared_array_type): Adjust build_array_type_1 caller.
3987 (build_array_type): Likewise. Add typeless_storage argument.
3989 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
3990 Jakub Jelinek <jakub@redhat.com>
3992 PR tree-optimization/80426
3993 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
3994 operation on symbolic operands, also compute the overflow for the
3995 invariant part when the operation degenerates into a negation.
3997 2017-04-19 Jakub Jelinek <jakub@redhat.com>
3999 PR debug/80461
4000 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
4001 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
4003 PR debug/80436
4004 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
4006 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
4008 PR target/80462
4009 * config/avr/avr.c (tree.h): Include it.
4010 (cgraph.h): Include it.
4011 (avr_encode_section_info): Don't warn for uninitialized progmem
4012 variable if it's just an alias.
4014 2017-04-19 Richard Biener <rguenther@suse.de>
4016 PR ipa/65972
4017 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
4018 when needed by AutoPGO.
4020 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
4022 PR lto/50345
4023 * doc/lto.texi: Remove an extra 'that'.
4025 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4027 PR rtl-optimization/80429
4028 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
4029 are only used in debug insns.
4031 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4032 Vladimir Makarov <vmakarov@redhat.com>
4034 * config/sparc/predicates.md (input_operand): Add comment. Return
4035 true for any memory operand when LRA is in progress.
4036 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
4038 2017-04-18 Jeff Law <law@redhat.com>
4040 PR target/74563
4041 * mips.md ({return,simple_return}_internal): Do not overwrite
4042 operands[0].
4044 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4046 PR tree-optimization/80443
4047 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
4048 instead of adding 1, subtract -1 and similarly instead of subtracting
4049 1 add -1.
4051 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
4053 PR rtl-optimization/80357
4054 * haifa-sched.c (tmp_bitmap): New variable.
4055 (model_recompute): Handle duplicate use records.
4056 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
4057 (free_global_sched_pressure_data): Free it.
4059 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
4061 Revert:
4062 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4063 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4064 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4065 instead of SYSTEM_HEADER_DIR.
4067 2017-04-18 Jeff Law <law@redhat.com>
4069 PR middle-end/80422
4070 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
4071 predecessors after walking up the insn chain.
4073 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4075 PR debug/80263
4076 * dwarf2out.c (modified_type_die): Try harder not to emit internal
4077 sizetype type into debug info.
4079 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4081 PR target/80099
4082 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
4083 unneeded test for TARGET_UPPER_REGS_SF.
4084 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
4086 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4088 PR sanitizer/80444
4089 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
4090 instead of gsi_after_labels.
4092 2017-04-18 Jeff Law <law@redhat.com>
4094 * regcprop.c (maybe_mode_change): Avoid creating copies of the
4095 stack pointer.
4097 Revert:
4098 2017-04-13 Jeff Law <law@redhat.com>
4099 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4100 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4102 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
4104 PR target/79453
4105 * config/avr/avr.c (intl.h): Include it.
4106 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
4108 2017-04-18 Martin Liska <mliska@suse.cz>
4110 PR gcov-profile/78783
4111 * gcov-tool.c (gcov_output_files): Validate that destination
4112 file is either removed by the tool or by a user.
4114 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4115 Guy Benyei <guybe@mellanox.com>
4117 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
4118 block, and do not negate it, the stored id is already negative.
4120 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4122 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
4124 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4126 PR target/80098
4127 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
4128 masks of options that should be turned off if the VSX vector
4129 options are turned off.
4130 (OTHER_P8_VECTOR_MASKS): Likewise.
4131 (OTHER_VSX_VECTOR_MASKS): Likewise.
4132 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
4133 rs6000_disable_incompatible_switches to validate no type switches
4134 like -mvsx.
4135 (rs6000_incompatible_switch): New function to disallow turning on
4136 other vector options if -mno-vsx, -mno-power8-vector, or
4137 -mno-power9-vector are specified.
4139 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4141 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
4143 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4145 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
4146 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
4147 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
4148 (ARG_POINTER_CFA_OFFSET): Likewise.
4150 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4152 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
4153 conditions to take advantage of various optimizations.
4155 2017-04-13 Jeff Law <law@redhat.com>
4157 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4158 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4159 (zero_extendsidi2_dext): Likewise.
4161 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4163 PR sanitizer/80403
4164 * fold-const.c (fold_ternary_loc): Revert
4165 use op0 instead of fold_convert_loc (loc, type, arg0) part of
4166 2017-04-12 change.
4168 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
4170 PR rtl-optimization/80343
4171 * lra-remat.c (update_scratch_ops): Assign original hard reg to
4172 new scratch pseudo.
4174 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
4176 PR sanitizer/80414
4177 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
4178 to ubsan_encode_value.
4180 2017-04-13 Jeff Law <law@redhat.com>
4182 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
4183 appearing in DEBUG_INSNs.
4185 2017-04-13 Martin Liska <mliska@suse.cz>
4187 PR gcov-profile/80413
4188 * gcov-io.c (gcov_write_string): Copy to buffer just when
4189 allocated size is greater than zero.
4191 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4193 PR debug/80321
4194 * dwarf2out.c (decls_for_scope): Ignore declarations of
4195 current_function_decl in BLOCK_NONLOCALIZED_VARS.
4197 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
4199 PR lto/69953
4200 * ipa-visibility.c (non_local_p): Fix typos.
4201 (localize_node): When localizing symbol in same comdat group,
4202 dissolve the group only when we know external symbols are going
4203 to be privatized.
4204 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
4206 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4208 PR tree-optimization/79390
4209 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
4210 order does not result in usable sequence, retry with reversed operand
4211 order.
4213 PR sanitizer/80403
4214 PR sanitizer/80404
4215 PR sanitizer/80405
4216 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
4217 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
4218 op0 instead of fold_convert_loc (loc, type, arg0).
4220 2017-04-12 Jeff Law <law@redhat.com>
4222 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
4223 has a delay slot in the generated code.
4225 * config/cris/cris.md (cris_preferred_reload_class): Return
4226 GENNONACR_REGS rather than GENERAL_REGS.
4228 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4230 PR c/80163
4231 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
4232 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
4233 signedness of the result type.
4235 2017-04-12 Richard Biener <rguenther@suse.de>
4236 Jeff Law <law@redhat.com>
4238 PR tree-optimization/80359
4239 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
4240 trim stores to TARGET_MEM_REFs.
4242 2017-04-12 Richard Biener <rguenther@suse.de>
4244 PR tree-optimization/79390
4245 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
4246 threading case even more.
4248 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
4250 PR target/80382
4251 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
4252 for quad_address_p for TImode, instead of just not indexed_address.
4254 2017-04-12 Richard Biener <rguenther@suse.de>
4255 Bernd Edlinger <bernd.edlinger@hotmail.de>
4257 PR middle-end/79671
4258 * alias.c (component_uses_parent_alias_set_from): Handle
4259 TYPE_TYPELESS_STORAGE.
4260 (get_alias_set): Likewise.
4261 * tree-core.h (tree_type_common): Add typeless_storage flag.
4262 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
4263 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
4264 for types containing members with TYPE_TYPELESS_STORAGE.
4265 (place_field): Likewise.
4266 (layout_type): Likewise for ARRAY_TYPE.
4267 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
4268 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
4269 TYPE_TYPELESS_STORAGE.
4270 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4272 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4274 PR sanitizer/80349
4275 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
4276 first argument to type.
4278 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4280 PR target/80376
4281 PR target/80315
4282 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
4283 CONST0_RTX (mode) rather than const0_rtx where appropriate.
4284 (rs6000_expand_binop_builtin): Likewise.
4285 (rs6000_expand_ternop_builtin): Likewise; also add missing
4286 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
4287 vshasigma built-ins.
4288 * doc/extend.texi: Document that vec_xxpermdi's third argument
4289 must be a constant.
4291 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
4293 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
4294 Use shift_const cost parameter when calculating gain of STV shifts.
4296 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
4298 PR rtl-optimization/70478
4299 * lra-constraints.c (process_alt_operands): Check memory for
4300 disfavoring memory insn operand.
4302 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4304 PR middle-end/80100
4305 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
4306 left shift in unsigned HOST_WIDE_INT type.
4308 PR rtl-optimization/80385
4309 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
4310 (not (neg X)) into (plus X -1) for complex or non-integral modes.
4312 PR libgomp/80394
4313 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
4314 if they have any depend clauses.
4316 2017-04-11 Martin Liska <mliska@suse.cz>
4318 PR ipa/80212
4319 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
4320 * ipa-split.c (split_function): Create a local comdat symbol
4321 if caller is in a comdat group.
4323 2017-04-11 Martin Liska <mliska@suse.cz>
4325 PR ipa/80212
4326 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
4327 flags.
4329 2017-04-11 Martin Sebor <msebor@redhat.com>
4331 PR middle-end/80364
4332 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
4333 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
4334 for INTEGER_TYPE.
4335 (directive::set_width, directive::set_precision, format_character):
4336 Adjust.
4337 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
4338 INTEGER_TYPE.
4340 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
4342 PR target/80389
4343 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
4344 conflict, set target->arch_name instead of target->cpu_name.
4346 2017-04-11 Richard Biener <rguenther@suse.de>
4348 PR tree-optimization/80374
4349 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
4350 build_zero_cst, remove fold_convertible_p check again.
4352 2017-04-11 Martin Liska <mliska@suse.cz>
4354 PR sanitizer/70878
4355 * ubsan.c (instrument_object_size): Do not instrument register
4356 variables.
4358 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4360 PR target/80381
4361 * config/i386/i386-builtin-types.def
4362 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
4363 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
4364 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
4365 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
4366 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
4367 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
4368 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
4369 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
4370 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
4371 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
4372 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
4373 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
4374 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
4375 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
4376 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
4377 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
4378 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
4379 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
4380 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
4381 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
4382 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
4383 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
4384 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
4385 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
4386 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
4387 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
4388 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
4389 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
4390 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
4391 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
4392 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
4393 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
4394 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
4395 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
4396 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
4397 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
4398 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
4399 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
4400 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
4401 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
4402 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
4403 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
4404 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
4405 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
4406 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
4407 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
4408 aliases.
4409 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
4410 flag to second_arg_count, handle 4 argument function type _COUNT
4411 aliases, handle second_arg_count on second argument rather than last.
4413 2017-04-10 Jeff Law <law@redhat.com>
4415 PR tree-optimization/80374
4416 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
4417 record anything if we can not convert integer_zero_node to the
4418 desired type.
4420 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4422 PR target/80108
4423 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4424 Enhance special handling given to the TARGET_P9_MINMAX option in
4425 relation to certain other options.
4427 2017-04-10 Bin Cheng <bin.cheng@arm.com>
4429 PR tree-optimization/80153
4430 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
4431 remove POINTER_PLUS_EXPR's base part directly, rather than through
4432 aff_tree.
4434 2017-04-10 Richard Biener <rguenther@suse.de>
4435 Bin Cheng <bin.cheng@arm.com>
4437 PR tree-optimization/80153
4438 * tree-affine.c (aff_combination_to_tree): Get base pointer from
4439 the first element of pointer type aff_tree. Build result expr in
4440 aff_tree's type.
4441 (add_elt_to_tree): Convert to type unconditionally. Remove other
4442 fold_convert calls.
4443 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
4444 (rewrite_use_nonlinear_expr): Check invariant using iv information.
4446 2017-04-10 Richard Biener <rguenther@suse.de>
4448 * tree-ssa-structalias.c (find_func_aliases): Properly handle
4449 asm inputs.
4451 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
4453 PR rtl-optimization/70478
4454 * lra-constraints.c (curr_small_class_check): New.
4455 (update_and_check_small_class_inputs): New.
4456 (process_alt_operands): Update curr_small_class_check. Disfavor
4457 alternative insn memory operands. Check available regs for small
4458 class operands.
4460 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
4462 PR target/80057
4463 * config/mips/mips.opt (-mvirt): Update description.
4464 * doc/invoke.texi (-mvirt): Likewise.
4466 2017-04-10 Richard Biener <rguenther@suse.de>
4468 PR middle-end/80362
4469 * fold-const.c (fold_binary_loc): Look at unstripped ops when
4470 looking for NEGATE_EXPR in -A / -B to A / B folding.
4472 2017-04-10 Martin Liska <mliska@suse.cz>
4474 PR gcov-profile/80224
4475 * gcov.c (print_usage): Fix usage string.
4476 (get_gcov_intermediate_filename): Remove.
4477 (output_gcov_file): Use both for normal and intermediate format.
4478 (generate_results): Do not initialize special file for
4479 intermediate format.
4481 2017-04-10 Richard Biener <rguenther@suse.de>
4483 PR tree-optimization/80304
4484 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
4485 for safelen.
4487 2017-04-10 Nathan Sidwell <nathan@acm.org>
4489 PR target/79905
4490 * config/rs6000/rs6000.c (rs6000_vector_type): New.
4491 (rs6000_init_builtins): Use it.
4493 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4495 * config/arm/arm.md (<mrc>): Add mode to SET source.
4496 (<mrrc>): Likewise.
4498 2017-04-10 Richard Biener <rguenther@suse.de>
4500 PR middle-end/80344
4501 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
4503 2017-04-10 Jakub Jelinek <jakub@redhat.com>
4505 PR target/80324
4506 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
4507 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
4508 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
4509 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
4510 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
4511 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
4512 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
4513 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
4514 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
4515 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
4516 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
4517 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
4518 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
4519 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
4520 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
4521 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
4522 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
4523 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
4524 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
4525 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
4526 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
4527 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
4528 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
4530 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
4532 PR rtl-optimization/70478
4533 * lra-constraints.c: Reverse the last patch.
4535 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
4537 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
4538 Add comment for WCHAR_T.
4540 2017-04-08 Martin Liska <mliska@suse.cz>
4542 Revert:
4543 2017-04-07 Martin Liska <mliska@suse.cz>
4545 PR ipa/80212
4546 * ipa-split.c (split_function): Add function part to a same comdat
4547 group.
4549 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4551 PR target/80358
4552 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
4554 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
4556 * rs6000/rs6000.c (vec_load_pendulum): Rename...
4557 (vec_pairing): ...to this.
4558 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
4559 (rs6000_sched_init): Adjust for name change.
4560 (struct rs6000_sched_context): Likewise.
4561 (rs6000_init_sched_context): Likewise.
4562 (rs6000_set_sched_context): Likewise.
4564 2017-04-07 Jakub Jelinek <jakub@redhat.com>
4566 PR target/80322
4567 PR target/80323
4568 PR target/80325
4569 PR target/80326
4570 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
4571 intrinsics.
4572 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
4573 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
4574 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
4576 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
4578 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
4580 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
4582 PR rtl-optimization/70703
4583 * ira-color.c (update_conflict_hard_regno_costs): Use
4584 int64_t instead of HOST_WIDE_INT.
4586 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
4588 PR rtl-optimization/70478
4589 * lra-constraints.c (process_alt_operands): Disfavor alternative
4590 insn memory operands.
4592 2017-04-07 Jeff Law <law@redhat.com>
4594 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
4595 CALL and NOTE_INSN_CALL_ARG_LOCATION.
4597 2017-04-07 Martin Liska <mliska@suse.cz>
4599 PR target/79889
4600 * config/aarch64/aarch64.c (aarch64_process_target_attr):
4601 Show error message instead of an ICE.
4603 2017-04-07 Martin Liska <mliska@suse.cz>
4605 PR ipa/80212
4606 * ipa-split.c (split_function): Add function part to a same comdat
4607 group.
4609 2017-04-07 Richard Biener <rguenther@suse.de>
4611 PR middle-end/80341
4612 * tree.c (get_unwidened): Also handle ! for_type case for
4613 INTEGER_CSTs.
4614 * convert.c (do_narrow): Split out from ...
4615 (convert_to_integer_1): ... here. Do not pass final truncation
4616 type to get_unwidened for TRUNC_DIV_EXPR.
4618 2017-04-07 Richard Biener <rguenther@suse.de>
4620 * tree-affine.c (wide_int_ext_for_comb): Take type rather
4621 than aff_tree.
4622 (aff_combination_const): Adjust.
4623 (aff_combination_scale): Likewise.
4624 (aff_combination_add_elt): Likewise.
4625 (aff_combination_add_cst): Likewise.
4626 (aff_combination_convert): Likewise.
4627 (add_elt_to_tree): Likewise. Remove unused argument.
4628 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
4630 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
4632 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
4633 definition.
4634 * config/arm/arm.c (arm_default_short_enums): Use
4635 ARM_DEFAULT_SHORT_ENUMS.
4636 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
4638 2017-04-06 Jakub Jelinek <jakub@redhat.com>
4640 PR debug/80234
4641 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
4642 members with redundant out-of-class redeclaration.
4644 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
4646 PR target/80286
4647 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
4648 * config/i386/i386.md (*zero_extendsidi2):
4649 Add (?*x,*x) and (?*v,*v) alternatives.
4651 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
4653 PR target/79733
4654 * config/i386/i386.c (ix86_expand_builtin)
4655 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
4656 mode from insn data. Convert operands to insn operand mode.
4657 Copy operands that don't satisfy insn predicate to a register.
4659 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
4661 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
4662 Update comments.
4664 2017-04-06 Richard Biener <rguenther@suse.de>
4666 PR tree-optimization/80334
4667 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
4668 preserve alignment of accesses.
4670 2017-04-06 Richard Biener <rguenther@suse.de>
4672 PR tree-optimization/80262
4673 * tree-sra.c (build_ref_for_offset): Preserve address-space
4674 information.
4675 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
4676 Drop useless address-space information on MEM_REF offsets.
4678 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
4680 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
4682 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
4684 PR rtl-optimization/70703
4685 * ira-color.c (update_conflict_hard_regno_costs): Use
4686 HOST_WIDE_INT instead of long.
4688 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
4690 PR target/80298
4691 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
4692 not defined for x86_64 target. Add -mmmx target option when __SSE2__
4693 is not defined.
4694 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
4695 for x86_64 target. Handle -m3dnowa option.
4697 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
4699 PR rtl-optimization/70703
4700 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
4701 (update_conflict_hard_regno_costs): Use long instead of unsigned
4702 arithmetic for cost calculation.
4704 2017-04-05 Jakub Jelinek <jakub@redhat.com>
4705 Bernd Edlinger <bernd.edlinger@hotmail.de>
4707 PR sanitizer/80308
4708 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
4709 for big endian.
4711 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
4713 PR target/78002
4714 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
4715 ptr_mode with Pmode throughout.
4716 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
4717 into probe_stack_range and use DImode.
4719 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
4721 PR target/79890
4722 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
4723 call_eh_return is true.
4725 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4727 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
4728 Initialize last_match_fntype_index.
4730 2017-04-05 Jakub Jelinek <jakub@redhat.com>
4732 PR target/80310
4733 * tree-nvr.c: Include internal-fn.h.
4734 (pass_return_slot::execute): Ignore internal calls without
4735 direct optab.
4737 2017-04-04 Jakub Jelinek <jakub@redhat.com>
4738 Richard Biener <rguenther@suse.de>
4740 PR c++/80297
4741 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
4742 captures used multiple times, except for the last use.
4743 * generic-match-head.c: Include gimplify.h.
4745 2017-04-04 Jakub Jelinek <jakub@redhat.com>
4747 PR tree-optimization/79390
4748 * target.h (struct noce_if_info): Declare.
4749 * targhooks.h (default_noce_conversion_profitable_p): Declare.
4750 * target.def (noce_conversion_profitable_p): New target hook.
4751 * ifcvt.h (struct noce_if_info): New type, moved from ...
4752 * ifcvt.c (struct noce_if_info): ... here.
4753 (noce_conversion_profitable_p): Renamed to ...
4754 (default_noce_conversion_profitable_p): ... this. No longer
4755 static nor inline.
4756 (noce_try_store_flag_constants, noce_try_addcc,
4757 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
4758 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
4759 instead of noce_conversion_profitable_p.
4760 * config/i386/i386.c: Include ifcvt.h.
4761 (ix86_option_override_internal): Don't override
4762 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
4763 (ix86_noce_conversion_profitable_p): New function.
4764 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
4765 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
4766 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
4767 * doc/tm.texi: Regenerated.
4769 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4771 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
4772 correction.
4774 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
4776 PR target/80307
4777 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
4778 instructions for small multiply cores.
4780 2017-04-04 Jeff Law <law@redhat.com>
4782 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
4783 added member.
4784 (mips_expand_vec_perm_const): Initialize elements in orig_perm
4785 that are not set by the loop over the elements.
4787 2017-04-04 Jakub Jelinek <jakub@redhat.com>
4789 PR target/80286
4790 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
4791 int mode, convert_modes it to mode as unsigned, otherwise use
4792 lowpart_subreg to mode rather than SImode.
4793 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
4794 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
4795 Use DImode instead of SImode for the shift count operand.
4796 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
4797 Likewise.
4799 2017-04-04 Richard Biener <rguenther@suse.de>
4801 PR middle-end/80281
4802 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
4803 arithmetic done for the negate or the plus. Simplify.
4804 (A - (-B) -> A + B): Likewise.
4805 * fold-const.c (split_tree): Make sure to not negate pointers.
4807 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
4809 PR rtl-optimization/60818
4810 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
4811 a compare of comparisons with the thing compared if this results
4812 in a different machine mode.
4814 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
4816 * alias.c (base_alias_check): Fix typo in comment.
4817 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
4818 * cgraphunit.c (symbol_table::compile): Likewise.
4819 * collect2.c (maybe_run_lto_and_relink): Likewise.
4820 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
4821 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
4822 * config/avr/avr.c (avr_map_op_t): Likewise.
4823 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
4824 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
4825 * config/epiphany/epiphany.md (movcc): Likewise.
4826 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
4827 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
4828 Likewise.
4829 * config/mips/mips.c (mips_save_restore_reg): Likewise.
4830 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
4831 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
4832 * config/sh/sh.c (sh_rtx_costs): Likewise.
4833 * fold-const.c (fold_truth_andor): Likewise.
4834 * genautomata.c (collapse_flag): Likewise.
4835 * gengtype.h (struct type::u::s): Likewise.
4836 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
4837 * input.c (FORMAT_AMOUNT): Likewise.
4838 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
4839 (known_aggs_to_agg_replacement_list): Likewise.
4840 * ipa-inline-analysis.c: Likewise.
4841 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
4842 * ipa-polymorphic-call.c
4843 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
4844 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
4845 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
4846 Likewise.
4847 * modulo-sched.c (apply_reg_moves): Likewise.
4848 * omp-expand.c (build_omp_regions_1): Likewise.
4849 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
4850 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
4851 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
4852 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
4853 * value-prof.c: Likewise.
4854 * var-tracking.c (val_reset): Likewise.
4856 2017-04-03 Richard Biener <rguenther@suse.de>
4858 PR tree-optimization/80275
4859 * fold-const.c (split_address_to_core_and_offset): Handle
4860 POINTER_PLUS_EXPR.
4862 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
4864 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
4865 descriptors is at least equal to that of functions.
4867 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
4869 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
4871 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
4873 PR target/80250
4874 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
4875 (mov<IMOD4:mode>): New expander.
4876 (*mov<IMOD4:mode>_internal): New insn and split pattern.
4878 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
4880 PR rtl-optimization/79405
4881 * fwprop.c (propagations_left): New variable.
4882 (forward_propagate_into): Decrement it.
4883 (fwprop_init): Initialize it.
4884 (fw_prop): If the variable has reached zero, stop propagating.
4885 (fwprop_addr): Ditto.
4887 2017-03-31 Jakub Jelinek <jakub@redhat.com>
4889 PR debug/79255
4890 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
4891 a FUNCTION_DECL, pass it as decl instead of origin to
4892 process_scope_var.
4894 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
4896 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
4897 string.
4899 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
4901 PR target/80107
4902 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
4903 TARGET_VSX_SMALL_INTEGER.
4905 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4907 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
4908 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
4910 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
4912 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
4913 extraction from odd-numbered MSA register.
4915 2017-03-31 Jakub Jelinek <jakub@redhat.com>
4917 PR middle-end/80173
4918 * expmed.c (store_bit_field_1): Don't attempt to create
4919 a word subreg out of hard registers wider than word if they
4920 have HARD_REGNO_NREGS of 1 for their mode.
4922 PR middle-end/80163
4923 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
4924 conversions to integer types wider than word and pointer.
4926 PR debug/80025
4927 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
4928 (rtx_equal_for_cselib_p): Pass 0 to it.
4929 * cselib.c (cselib_hasher::equal): Likewise.
4930 (rtx_equal_for_cselib_1): Add depth argument. If depth
4931 is 128, don't look up VALUE locs and punt. Increment
4932 depth in recursive calls when walking VALUE locs.
4934 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
4936 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
4937 (make_gcov_file_name): Use the canonical path name for generating
4938 the MD5 value.
4939 (read_line): Fix handling of files with ascii null bytes.
4941 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
4943 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
4944 to initialise a vector register instead
4945 of using a const_int.
4947 2017-03-30 Jakub Jelinek <jakub@redhat.com>
4949 PR translation/80189
4950 * gimplify.c (omp_default_clause): Use %qs instead of %s in
4951 diagnostic messages.
4953 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
4955 PR target/80246
4956 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
4957 (dfp_diex_<mode>): Update mode of operand 1.
4958 * doc/extend.texi (dxex, dxexq): Document change to return type.
4959 (diex, diexq): Document change to argument type.
4961 2017-03-30 Martin Jambor <mjambor@suse.cz>
4963 PR ipa/77333
4964 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
4965 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
4966 it reflects the signature changes performed at the callee side.
4967 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
4968 to cgraph_build_function_type_skip_args.
4969 (build_function_decl_skip_args): Adjust call to the above function.
4971 2017-03-30 Jakub Jelinek <jakub@redhat.com>
4973 PR target/80206
4974 * config/i386/sse.md
4975 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
4976 register as dest whenever it is a MEM not rtx_equal_p to the
4977 corresponding dup operand, and when forcing into reg move the
4978 reg into the memory afterwards.
4979 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
4980 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
4981 for the force_reg mode.
4982 (avx512vl_vextractf128<mode>): Use register as dest either
4983 always when a MEM, or when it is a MEM not rtx_equal_p to the
4984 corresponding dup operand, or even not when it is a CONST_VECTOR
4985 depending on the mode and lo vs. hi.
4986 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
4987 parens.
4988 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
4989 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
4990 Likewise. Require that operands[2] is even.
4991 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
4992 Remove extraneous parens. Require that operands[2] is a multiple
4993 of 4.
4994 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
4995 operands[0] is a MEM if <mask_applied>, the predicates/constraints
4996 disallow memory then.
4998 2017-03-30 Richard Biener <rguenther@suse.de>
5000 PR tree-optimization/77498
5001 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
5002 to non-constants over backedges.
5004 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
5006 PR rtl-optimization/80233
5007 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
5008 as last_combined_insn. Do not test for BARRIER_P separately.
5010 2017-03-29 Andreas Schwab <schwab@suse.de>
5012 PR ada/80146
5013 * calls.c (prepare_call_address): Convert funexp to Pmode before
5014 copying to temp reg.
5016 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5018 PR tree-optimization/80158
5019 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
5020 Handle possible future case of more than one alternate
5021 interpretation.
5022 (replace_rhs_if_not_dup): Likewise.
5023 (replace_one_candidate): Likewise.
5025 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
5027 PR rtl-optimization/80193
5028 * ira.c (ira): Do not check allocation for LRA.
5030 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
5032 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
5033 (nvptx_output_simt_exit): Declare.
5034 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
5035 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
5036 (init_softstack_frame): Move initialization of crtl->is_leaf to...
5037 (nvptx_declare_function_name): ...here. Emit declaration of local
5038 memory space buffer for omp_simt_enter insn.
5039 (nvptx_output_unisimt_switch): New.
5040 (nvptx_output_softstack_switch): New.
5041 (nvptx_output_simt_enter): New.
5042 (nvptx_output_simt_exit): New.
5043 * config/nvptx/nvptx.h (struct machine_function): New fields
5044 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
5045 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
5046 (UNSPECV_SIMT_EXIT): Ditto.
5047 (omp_simt_enter_insn): New insn.
5048 (omp_simt_enter): New expansion.
5049 (omp_simt_exit): New insn.
5050 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
5052 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
5053 (expand_GOMP_SIMT_ENTER_ALLOC): New.
5054 (expand_GOMP_SIMT_EXIT): New.
5055 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
5056 (GOMP_SIMT_ENTER_ALLOC): Ditto.
5057 (GOMP_SIMT_EXIT): Ditto.
5058 * target-insns.def (omp_simt_enter): New insn.
5059 (omp_simt_exit): Ditto.
5060 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
5061 simt_dlist.
5062 (lower_rec_simd_input_clauses): Implement SIMT privatization.
5063 (lower_rec_input_clauses): Likewise.
5064 (lower_lastprivate_clauses): Handle SIMT privatization.
5066 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
5067 (ompdevlow_adjust_simt_enter): New.
5068 (find_simtpriv_var_op): New.
5069 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
5070 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
5072 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
5073 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
5074 (copy_decl_for_dup_finish): Ditto.
5076 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
5078 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
5080 PR target/53383
5081 * config/i386/i386.c (ix86_option_override_internal): Always
5082 allow -mpreferred-stack-boundary=3 for 64-bit targets.
5084 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5086 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
5088 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5090 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
5091 mark new edge's irreducible flag accordign to it.
5092 (vect_do_peeling): Check loop preheader edge's irreducible flag
5093 and pass it to function slpeel_add_loop_guard.
5095 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
5097 PR tree-optimization/80218
5098 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5099 Update block frequencies and counts.
5101 2017-03-28 Richard Biener <rguenther@suse.de>
5103 PR tree-optimization/78644
5104 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
5105 of a simplification result we may not use it at all.
5107 2017-03-28 Richard Biener <rguenther@suse.de>
5109 PR ipa/80205
5110 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
5111 without arguments, generate default definition of a SSA name.
5113 2017-03-28 Richard Biener <rguenther@suse.de>
5115 PR middle-end/80222
5116 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
5117 TYPE_REF_CAN_ALIAS_ALL references.
5118 * fold-const.c (fold_indirect_ref_1): Likewise.
5120 2017-03-28 Martin Liska <mliska@suse.cz>
5122 PR ipa/80104
5123 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
5124 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
5126 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5127 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
5129 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
5130 (EXTRA_SPECS): Define.
5131 (SUBTARGET_EXTRA_SPECS): Likewise.
5132 (SUBTARGET_CPP_SPEC): Likewise.
5133 * config/arc/elf.h (EXTRA_SPECS): Renamed to
5134 SUBTARGET_EXTRA_SPECS.
5135 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
5137 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5139 * config/arc/simdext.md (vst64_insn): Update pattern.
5140 (vld32wh_insn): Likewise.
5141 (vld32wl_insn): Likewise.
5142 (vld64_insn): Likewise.
5143 (vld32_insn): Likewise.
5145 2017-03-28 Marek Polacek <polacek@redhat.com>
5147 PR sanitizer/80067
5148 * fold-const.c (fold_comparison): Use protected_set_expr_location
5149 instead of SET_EXPR_LOCATION.
5151 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5153 * tree.c (add_expr): Avoid name lookup warning.
5155 2017-03-27 Jeff Law <law@redhat.com>
5157 PR tree-optimization/80216
5158 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
5159 function name. Limit recursion depth.
5160 (record_temporary_equivalences): Corresponding changes.
5162 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
5164 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
5165 covered first.
5167 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5169 PR target/80102
5170 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
5171 notes.
5172 * cfgcleanup.c (reg_note_cfa_p): New array.
5173 (insns_have_identical_cfa_notes): New function.
5174 (old_insns_match_p): Don't cross-jump in between /f
5175 and non-/f instructions. If both i1 and i2 are frame related,
5176 verify all CFA notes, their order and content.
5178 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5180 PR target/78543
5181 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
5182 HImode and SImode with zero extend to DImode to one insn.
5183 (bswap<mode>2_extenddi): Likewise.
5184 (bswapsi2_extenddi): Likewise.
5185 (bswaphi2_extendsi): Likewise.
5186 (bswaphi2): Combine bswap HImode and SImode into one insn.
5187 Separate memory insns from swapping register.
5188 (bswapsi2): Likewise.
5189 (bswap<mode>2): Likewise.
5190 (bswaphi2_internal): Delete, no longer used.
5191 (bswapsi2_internal): Likewise.
5192 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
5193 store, and gpr<-gpr swap insns.
5194 (bswap<mode>2_store): Likewise.
5195 (bswaphi2_reg): Register only splitter, combine with the splitter.
5196 (bswaphi2 splitter): Likewise.
5197 (bswapsi2_reg): Likewise.
5198 (bswapsi2 splitter): Likewise.
5199 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
5200 the insns into load, store, and register/register insns.
5201 (bswapdi2_ldbrx): Likewise.
5202 (bswapdi2_load): Likewise.
5203 (bswapdi2_store): Likewise.
5204 (bswapdi2_reg): Likewise.
5206 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
5208 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
5209 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
5211 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
5213 PR target/80103
5214 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
5215 add comments.
5216 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5217 special handling for target option conflicts between dform
5218 options (-mpower9-dform, -mpower9-dform-vector,
5219 -mpower9-dform-scalar) and -mno-direct-move.
5221 2017-03-27 Richard Biener <rguenther@suse.de>
5223 PR tree-optimization/80181
5224 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
5226 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5228 * config/arc/predicates.md (move_double_src_operand): Replace the
5229 call to move_double_src_operand with a call to address_operand.
5231 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5233 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
5234 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
5235 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
5237 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5239 * config/arc/predicates.md (long_immediate_loadstore_operand):
5240 Consider scaled addresses cases.
5242 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5244 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
5245 restored when in interrupt.
5246 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
5247 doesn't have delay slot.
5249 2017-03-27 Richard Biener <rguenther@suse.de>
5251 PR ipa/79776
5252 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
5253 inlined thunk clones.
5255 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5257 PR sanitizer/80168
5258 * asan.c (instrument_derefs): Copy over last operand from
5259 original COMPONENT_REF to the new COMPONENT_REF with
5260 DECL_BIT_FIELD_REPRESENTATIVE.
5261 * ubsan.c (instrument_object_size): Likewise.
5263 2017-03-27 Richard Biener <rguenther@suse.de>
5265 PR tree-optimization/80170
5266 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
5267 sure DR/SCEV didnt fold in constants we do not see when looking
5268 at the reference base alignment.
5270 2017-03-27 Richard Biener <rguenther@suse.de>
5272 PR middle-end/80171
5273 * gimple-fold.c (fold_ctor_reference): Properly guard against
5274 NULL return value from canonicalize_constructor_val.
5276 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
5278 PR target/80180
5279 * config/i386/i386.c (ix86_expand_builtin)
5280 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
5281 flags reg setting and flags reg using instructions.
5282 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
5283 clobbering instructions to zero extend op2.
5285 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
5287 * doc/install.texi (Configuration) <--with-aix-soname>:
5288 Update link to AIX ld.
5290 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
5292 PR rtl-optimization/80160
5293 PR rtl-optimization/80159
5294 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
5295 reg_alternate_class into account.
5297 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
5299 PR target/80148
5300 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
5301 to consider in curr_insn_transform.
5303 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5305 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
5306 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
5307 and emit_mode_inner.
5309 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5311 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
5312 argument to the overloaded builtin variants. Use the new flag to
5313 deprecate certain builtin variants.
5314 * config/s390/s390-builtin-types.def: Add new builtin types.
5315 * config/s390/s390-builtins.h: Support new flags field for
5316 overloaded builtins.
5317 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
5318 (s390_macro_to_expand): Enable vector float data type.
5319 (s390_cpu_cpp_builtins_internal): Indicate support of the new
5320 builtins by incrementing the __VEC__ version number.
5321 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
5322 vec_xst.
5323 (s390_resolve_overloaded_builtin): Emit error messages depending
5324 on the builtin flags.
5325 * config/s390/s390.c (s390_expand_builtin): Support additional
5326 flags argument. Change error message to match the messages
5327 emitted in s390-c.c.
5328 * config/s390/s390.md: New UNSPEC_* constants.
5329 (op_type): Add new instruction types.
5330 * config/s390/vecintrin.h: Add new builtins and test data class
5331 constants.
5332 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
5333 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
5334 (VEC_INEXACT, VEC_NOINEXACT): New constants.
5335 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
5336 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
5337 ("vec_mergel<mode>"): V_HW -> VEC_HW.
5339 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
5340 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
5341 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
5342 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
5344 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
5345 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
5346 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
5347 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
5349 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
5350 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
5351 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
5352 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
5353 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
5354 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
5355 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
5357 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
5358 ("vec_scatter_element<V_HW_4:mode>_DI")
5359 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
5360 ("vec_fpint<mode>", "vflls")
5361 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
5362 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
5363 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
5364 ("*vec_cmphe<mode>_cc"): ... these.
5366 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
5367 mode constant instead of magic value.
5369 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5371 * config/s390/s390.c (s390_expand_vec_compare): Support other
5372 vector floating point modes than just V2DF.
5373 (s390_expand_vcond): Likewise.
5374 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
5375 (s390_cannot_change_mode_class): Prevent mode changes between TF
5376 and V1TF in vector registers.
5377 * config/s390/s390.md (DF, SF): New mode attributes.
5378 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
5379 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
5380 SFmode support for VRs.
5381 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
5382 vector fp modes.
5383 (VFT, VF_HW): New mode iterators.
5384 (vw, sdx): New mode attributes.
5385 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
5386 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
5387 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
5388 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
5389 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
5390 also the new vector floating point modes. Renaming to ...
5392 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
5393 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
5394 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
5395 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
5396 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
5397 ("vec_unordered<mode>"): ... these.
5399 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
5400 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
5401 ("*vec_extendv2df"): New insn definitions.
5403 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5405 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
5406 ("mulditi3_2", "*muldi3_sign"): New patterns.
5407 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
5408 rename the pattern definition.
5410 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5412 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
5413 expander.
5414 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
5416 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5418 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
5419 instruction if possible.
5420 * config/s390/vector.md (vec_halfnumelts): New mode
5421 attribute.
5422 ("*vec_vllezlf<mode>"): New pattern.
5424 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5426 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
5427 ("popcountv4si2", "popcountv2di2"): Rename to ...
5428 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
5429 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
5430 condition.
5431 ("popcount<mode>2_vxe"): New pattern.
5433 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5435 * common/config/s390/s390-common.c (processor_flags_table): Add
5436 arch12.
5437 * config.gcc: Add arch12.
5438 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5439 Default to arch12 for unknown CPU model numbers.
5440 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
5441 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
5442 PROCESSOR_max sanity check.
5443 * config/s390/s390-opts.h (enum processor_type): Add
5444 PROCESSOR_ARCH12.
5445 * config/s390/s390.c (processor_table): Add arch12.
5446 (s390_expand_builtin): Add check for B_VXE flag.
5447 (s390_issue_rate): Add PROCESSOR_ARCH12.
5448 (s390_get_sched_attrmask): Likewise.
5449 (s390_get_unit_mask): Likewise.
5450 (s390_sched_score): Enable z13 scheduling for arch12.
5451 (s390_sched_reorder): Likewise.
5452 (s390_sched_variable_issue): Likewise.
5453 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
5454 PF_VXE.
5455 (s390_tune_attr): Use z13 scheduling also for arch12.
5456 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
5457 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
5458 (TARGET_VXE_P): New macros.
5459 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
5460 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
5461 * config/s390/s390.opt: Add arch12 as processor_type.
5463 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5465 * config/s390/s390.md
5466 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5467 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
5468 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
5470 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
5471 Rename expanders to ...
5473 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
5474 ("fixuns_truncdddi2_emu"): ... these.
5476 ("fixuns_trunc<mode>si2_emu"): New expander.
5478 ("*fixuns_truncdfdi2_z13"): Rename to ...
5479 ("*fixuns_truncdfdi2_vx"): ... this.
5481 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5483 * config/s390/2964.md: Remove the single element vector compare
5484 instructions which are no longer used.
5485 * config/s390/s390.c (s390_select_ccmode): Remove handling of
5486 vector CCmodes.
5487 (s390_canonicalize_comparison): Remove handling of DFmode
5488 compares.
5489 (s390_expand_vec_compare_scalar): Remove function.
5490 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
5491 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
5492 pattern.
5493 ("*cmp<mode>_ccs"): Add wfcdb instruction.
5495 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5497 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
5498 FP zero.
5499 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
5500 will anyway by matched by mov<mode>_64dfp.
5502 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5504 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
5505 vlef/vstef. Add missing operand to vleif.
5507 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5509 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
5510 pair for all vector types with 64 bit elements.
5511 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
5512 * config/s390/vector.md (V_HW_64): ... here.
5513 (V_128_NOSINGLE): New mode iterator.
5514 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
5515 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
5516 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
5517 ("*vec_load_pairv2di"): Change to ...
5518 ("*vec_load_pair<mode>"): ... this one.
5520 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5522 * config/s390/constraints.md: Add comments.
5523 (jKK): Reject element sizes > 8 bytes.
5524 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
5525 s_operands.
5526 * config/s390/s390.md: Add the s_operand checks formerly in
5527 s390_split_ok_p to various splitters where they are still
5528 required.
5529 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
5530 for 128 bit vectors. Plus two splitters.
5532 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5534 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
5535 the file.
5537 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5539 PR target/79893
5540 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
5541 error if the boundary argument is not constant.
5543 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5545 PR rtl-optimization/80112
5546 * loop-doloop.c (doloop_condition_get): Don't check condition
5547 if cmp isn't SET with IF_THEN_ELSE src.
5549 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5551 PR tree-optimization/80158
5552 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
5553 replacing a candidate statement, also replace it for the
5554 candidate's alternate interpretation.
5555 (replace_rhs_if_not_dup): Likewise.
5556 (replace_one_candidate): Likewise.
5558 2017-03-24 Richard Biener <rguenther@suse.de>
5560 PR tree-optimization/80167
5561 * graphite-isl-ast-to-gimple.c
5562 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
5563 properly.
5564 (translate_isl_ast_to_gimple::get_rename): Likewise.
5566 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5568 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
5569 handling of certain combinations of target options, including the
5570 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
5571 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
5573 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5575 PR target/71436
5576 * config/arm/arm.md (*load_multiple): Add reload_completed to
5577 matching condition.
5579 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5580 Richard Biener <rguenth@suse.de>
5582 PR tree-optimization/79908
5583 PR tree-optimization/80136
5584 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
5585 been cast away, gimplify_and_add suffices.
5587 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
5589 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
5591 2017-03-23 Richard Biener <rguenther@suse.de>
5593 PR tree-optimization/80032
5594 * gimplify.c (gimple_push_cleanup): Forced unconditional
5595 cleanups still have to go to the conditional_cleanups
5596 sequence.
5598 2017-03-22 Jakub Jelinek <jakub@redhat.com>
5600 PR tree-optimization/80072
5601 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
5602 to unsigned int.
5603 (next_operand_entry_id): Change type to unsigned int.
5604 (sort_by_operand_rank): Make sure to return the right return value
5605 even if unsigned fields are bigger than INT_MAX.
5606 (struct oecount): Change cnt and id type to unsigned int.
5607 (oecount_hasher::equal): Formatting fix.
5608 (oecount_cmp): Make sure to return the right return value
5609 even if unsigned fields are bigger than INT_MAX.
5610 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
5612 PR c++/80129
5613 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
5614 TREE_READONLY on result if writing it more than once.
5616 PR sanitizer/80110
5617 * doc/invoke.texi (-fsanitize=thread): Document that with
5618 -fnon-call-exceptions atomics are not able to throw
5619 exceptions.
5621 PR sanitizer/80110
5622 * tsan.c: Include tree-eh.h.
5623 (instrument_builtin_call): Call maybe_clean_eh_stmt or
5624 maybe_clean_or_replace_eh_stmt where needed.
5625 (instrument_memory_accesses): Add cfg_changed argument.
5626 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
5627 if it returned true.
5628 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
5630 PR rtl-optimization/63191
5631 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
5632 wrapper function, moved the whole old content into ...
5633 (ix86_delegitimize_address_1): ... this. New inline function.
5634 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
5635 true as last argument instead of ix86_delegitimize_address.
5637 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
5639 * config/aarch64/aarch64.c (generic_branch_cost): Copy
5640 cortexa57_branch_cost.
5642 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
5644 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
5646 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5648 PR target/80123
5649 * doc/md.texi (Constraints): Document wA constraint.
5650 * config/rs6000/constraints.md (wA): New.
5651 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
5652 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
5653 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
5654 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
5656 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
5658 PR c++/80029
5659 * gimplify.c (is_oacc_declared): New function.
5660 (oacc_default_clause): Use it to set default flags for acc declared
5661 variables inside parallel regions.
5662 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
5663 declared variables.
5664 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
5665 declare attribute to any decl as necessary.
5667 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
5669 PR target/80082
5670 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
5671 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
5672 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
5673 (arm_arch_lpae): This.
5674 * config/arm/arm.c (arm_arch7ve): Rename into ...
5675 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
5676 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
5677 arm_arch_lpae.
5679 2017-03-22 Martin Liska <mliska@suse.cz>
5681 PR target/79906
5682 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
5683 error message instead of an ICE.
5685 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5687 * doc/extend.texi (6.11 Additional Floating Types): Revise.
5689 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5691 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5692 comments.
5693 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5694 comments.
5696 2017-03-21 Martin Sebor <msebor@redhat.com>
5698 * doc/extend.texi: Use "cannot" instead of "can't."
5699 * doc/hostconfig.texi: Same.
5700 * doc/install.texi: Same.
5701 * doc/invoke.texi: Same.
5702 * doc/loop.texi: Same.
5703 * doc/md.texi: Same.
5704 * doc/objc.texi: Same.
5705 * doc/rtl.texi: Same.
5706 * doc/tm.texi: Same.
5707 * doc/tm.texi.in: Same.
5708 * doc/trouble.texi: Same.
5710 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
5712 PR debug/63238
5713 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
5714 (collect_checksum_attributes): Set it.
5715 (die_checksum_ordered): Use it.
5717 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5719 PR tree-optimization/79908
5720 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
5721 change: For a VA_ARG whose LHS has been cast away, use
5722 force_gimple_operand to construct the side effects.
5724 2017-03-21 David Malcolm <dmalcolm@redhat.com>
5726 PR translation/80001
5727 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
5728 more amenable to translation.
5729 (oacc_loop_auto_partitions): Likewise.
5731 2017-03-21 Marek Polacek <polacek@redhat.com>
5732 Martin Sebor <msebor@redhat.com>
5734 PR tree-optimization/80109
5735 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
5736 on INTEGRAL_TYPE_P.
5738 2017-03-21 Jakub Jelinek <jakub@redhat.com>
5739 Segher Boessenkool <segher@kernel.crashing.org>
5741 PR target/80125
5742 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
5743 check reg_used_between_p between insn and one of succ or succ2
5744 depending on if succ is artificial insn not inserted into insn
5745 stream.
5747 2017-03-21 Martin Liska <mliska@suse.cz>
5749 PR gcov-profile/80081
5750 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
5751 * doc/gcc.texi: Include gcov-dump stuff.
5752 * doc/gcov-dump.texi: New file.
5754 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
5756 PR rtl-optimization/79150
5757 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
5758 conditional jump, if the jump is the last insn of the loop.
5760 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5761 Richard Biener <rguenth@suse.de>
5763 PR tree-optimization/79908
5764 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
5765 been cast away, use force_gimple_operand to construct the side
5766 effects.
5768 2017-03-21 Martin Liska <mliska@suse.cz>
5770 PR libfortran/79956
5771 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
5772 to NULL.
5774 2017-03-21 Brad Spengler <spender@grsecurity.net>
5776 PR plugins/80094
5777 * plugin.c (htab_hash_plugin): New function.
5778 (add_new_plugin): Use it and adjust.
5779 (parse_plugin_arg_opt): Adjust.
5780 (init_one_plugin): Likewise.
5782 2017-03-21 Richard Biener <rguenther@suse.de>
5784 PR tree-optimization/80032
5785 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
5786 if set force the cleanup to happen unconditionally.
5787 (gimplify_target_expr): Push inserted clobbers with force_uncond
5788 to avoid them being removed by control-dependent DCE.
5790 2017-03-21 Richard Biener <rguenther@suse.de>
5792 PR tree-optimization/80122
5793 * tree-inline.c (copy_bb): Do not expans va-arg packs or
5794 va_arg_pack_len when the inlined call stmt requires pack
5795 expansion itself.
5796 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
5798 2017-03-21 Jakub Jelinek <jakub@redhat.com>
5800 PR sanitizer/78158
5801 * tsan.c (instrument_builtin_call): If the memory model argument
5802 is not a constant, assume it is valid.
5804 PR c/67338
5805 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
5806 avoid UB.
5808 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
5810 PR rtl-optimization/79910
5811 * combine.c (can_combine_p): Do not allow combining an I0 or I1
5812 if its dest is used by an insn before I2 (other than the combined
5813 insns themselves, which are properly handled already).
5815 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
5817 Revert:
5818 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
5820 * combine.c (record_used_regs): New static function.
5821 (try_combine): Handle situations where there is an additional
5822 instruction between I2 and I3 which needs to have a LOG_LINK
5823 updated.
5825 Revert:
5826 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
5828 * combine.c (try_combine): Delete redundant i1 test. Call
5829 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
5831 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5833 PR target/80083
5834 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
5835 alternatives 13/14.
5837 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5839 PR tree-optimization/80054
5840 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
5841 the optimization if a PHI or any of its arguments is not dominated
5842 by the candidate's basis. Use gphi* rather than gimple* as
5843 appropriate.
5844 (replace_profitable_candidates): Clean up a gimple* variable that
5845 should be a gphi* variable.
5847 2017-03-20 Martin Sebor <msebor@redhat.com>
5849 PR c++/52477
5850 * doc/extend.texi (attribute constructor): Document present limitation.
5852 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
5854 PR target/79963
5855 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
5856 __POWER9_VECTOR__ #ifdef control, change template definition to
5857 use Power9-specific built-in function.
5858 (vec_any_eq): Likewise.
5859 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
5860 to control outcomes from this test.
5861 (vector_ae_<mode>p): For VEC_F modes, likewise.
5863 2017-03-20 Ian Lance Taylor <iant@google.com>
5865 * config/i386/i386.c (ix86_function_regparm): Save an extra
5866 register for -fsplit-stack with DECL_STATIC_CHAIN.
5868 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
5870 PR target/79912
5871 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
5872 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
5874 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
5876 * config/riscv/riscv.c (riscv_print_operand): Use "fence
5877 iorw,ow".
5878 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
5879 iorw,iorw".
5881 2017-03-20 Marek Polacek <polacek@redhat.com>
5883 PR sanitizer/80063
5884 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
5886 2017-03-20 Richard Biener <rguenther@suse.de>
5888 PR tree-optimization/80113
5889 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
5890 allocate extra SSA name for PHI def.
5891 (add_close_phis_to_outer_loops): Likewise.
5892 (add_close_phis_to_merge_points): Likewise.
5893 (copy_loop_close_phi_args): Likewise.
5894 (copy_cond_phi_nodes): Likewise.
5896 2017-03-20 Martin Liska <mliska@suse.cz>
5898 PR middle-end/79753
5899 * tree-chkp.c (chkp_build_returned_bound): Do not build
5900 returned bounds for a LHS that's not a BOUNDED_P type.
5902 2017-03-20 Martin Liska <mliska@suse.cz>
5904 PR target/79769
5905 PR target/79770
5906 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
5907 COMPLEX_CST and VECTOR_CST.
5909 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5911 PR target/78857
5912 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
5913 target operand. A new splitter adds the clobber statement in case
5914 the target operand is dead anyway.
5916 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
5918 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
5919 to age-old versions of binutils and glibc.
5921 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
5923 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
5925 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
5927 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
5929 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
5931 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
5932 requirement for binutils 2.13.
5934 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
5936 * combine.c (try_combine): Delete redundant i1 test. Call
5937 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
5939 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
5941 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
5942 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
5943 contents.
5944 <riscv64-*-elf>: Re-arrange section
5945 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
5946 <riscv32-*-linux>: Likewise.
5947 <riscv64-*-elf>: Likewise
5948 <riscv64-*-linux>: Likewise.
5950 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
5952 PR target/80052
5953 * aarch64.opt(verbose-cost-dump): Fix typo.
5955 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
5957 PR target/79951
5958 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
5959 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
5961 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
5963 * reload.c (find_reloads): When reloading a nonoffsettable address,
5964 use RELOAD_OTHER for it and its address reloads.
5966 PR rtl-optimization/79910
5967 * combine.c (record_used_regs): New static function.
5968 (try_combine): Handle situations where there is an additional
5969 instruction between I2 and I3 which needs to have a LOG_LINK
5970 updated.
5972 2017-03-17 Jeff Law <law@redhat.com>
5974 PR tree-optimization/71437
5975 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
5976 conditional in the hash table first.
5977 (vrp_dom_walker::before_dom_children): Extract condition from
5978 ASSERT_EXPR. Record condition, its inverion and any implied
5979 conditions as well.
5981 2017-03-17 Marek Polacek <polacek@redhat.com>
5982 Markus Trippelsdorf <markus@trippelsdorf.de>
5984 PR tree-optimization/80079
5985 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
5986 m_stores_head.
5988 2017-03-17 Richard Biener <rguenther@suse.de>
5990 PR middle-end/80075
5991 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
5992 Properly verify the LHS before the RHS possibly claims to be
5993 handled.
5994 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
5995 do not throw.
5997 2017-03-17 Martin Jambor <mjambor@suse.cz>
5999 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
6000 (List of -O2 options): Likewise.
6001 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
6002 (-fipa-vrp) New.
6004 2017-03-17 Tom de Vries <tom@codesourcery.com>
6006 * gcov-dump.c (print_usage): Print bug_report_url.
6008 2017-03-17 Richard Biener <rguenther@suse.de>
6010 PR middle-end/80050
6011 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
6012 (parser::peek): Likewise.
6014 2017-03-17 Richard Biener <rguenther@suse.de>
6016 PR tree-optimization/80048
6017 * sese.c (free_sese_info): Properly release rename_map and
6018 copied_bb_map elements.
6020 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
6022 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
6023 Add linked-list forward and backlinks. Insert on
6024 construction, remove on destruction.
6025 (class pass_store_merging): Add m_stores_head field.
6026 (pass_store_merging::terminate_and_process_all_chains):
6027 Iterate over m_stores_head list.
6028 (pass_store_merging::terminate_all_aliasing_chains):
6029 Likewise.
6030 (pass_store_merging::execute): Check for debug stmts first.
6031 Push new chains onto the m_stores_head stack.
6033 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
6035 PR target/71294
6036 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
6037 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
6038 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
6040 2017-03-16 Jeff Law <law@redhat.com>
6042 PR tree-optimization/71437
6043 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
6044 member function. Implementation moved into after_dom_children
6045 member function and into the threader's thread_outgoing_edges
6046 function.
6047 (dom_opt_dom_walker::after_dom_children): Simplify by moving
6048 some code into new thread_outgoing_edges.
6049 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
6050 definition. Simplify marker handling (do it here). Assume we always
6051 have the available expression and the const/copies tables.
6052 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
6053 and tree-vrp.c
6054 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
6055 * tree-vrp.c (equiv_stack): No longer file scoped.
6056 (vrp_dom_walker): New class.
6057 (vrp_dom_walker::before_dom_children): New member function.
6058 (vrp_dom_walker::after_dom_children): Likewise.
6059 (identify_jump_threads): Setup domwalker. Use it rather than
6060 walking edges in a random order by hand. Simplify setup/finalization.
6061 (finalize_jump_threads): Remove.
6062 (vrp_finalize): Do not call identify_jump_threads here.
6063 (execute_vrp): Do it here instead and call thread_through_all_blocks
6064 here too.
6066 PR tree-optimization/71437
6067 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
6068 callers changed.
6069 (simplify_stmt_for_jump_threading): Add basic_block argument. All
6070 callers changed.
6071 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
6072 (dom_opt_dom_walker::thread_across_edge): Remove
6073 handle_dominating_asserts argument. All callers changed.
6074 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
6075 changes. Remove calls to lhs_of_dominating_assert. Other
6076 uses of handle_dominating_asserts turn into unconditional code
6077 (simplify_control_stmt_condition_1): Likewise.
6078 (simplify_control_stmt_condition): Likewise.
6079 (thread_through_normal_block, thread_across_edge): Likewise.
6080 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
6081 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
6082 object if it is not an SSA_NAME.
6083 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
6084 before calling into the VRP specific simplifiers.
6085 (identify_jump_threads): Remove handle_dominating_asserts
6086 argument.
6088 2017-03-16 Jakub Jelinek <jakub@redhat.com>
6090 PR fortran/79886
6091 * tree-diagnostic.c (default_tree_printer): No longer static.
6092 * tree-diagnostic.h (default_tree_printer): New prototype.
6094 2017-03-16 Tamar Christina <tamar.christina@arm.com>
6096 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
6097 Change ins into fmov.
6099 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6101 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
6102 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
6103 Use h_con constraint for operand 1.
6104 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6105 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
6107 2017-03-15 Jeff Law <law@redhat.com>
6109 PR tree-optimization/71437
6110 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
6111 (record_temporary_equivalences): Use it.
6113 PR tree-optimization/71437
6114 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
6115 tree-ssa-scopedtables.
6116 (lookup_avail_expr, build_and_record_new_cond): Likewise.
6117 (record_conditions, record_cond, vuse_eq): Likewise.
6118 (record_edge_info): Adjust to API tweak of record_conditions.
6119 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
6120 (record_temporary_equivalences, optimize_stmt): Likewise.
6121 (eliminate_redundant_computations): Likewise.
6122 (record_equivalences_from_stmt): Likewise.
6123 * tree-ssa-scopedtables.c: Include options.h and params.h.
6124 (vuse_eq): New function, moved from tree-ssa-dom.c
6125 (build_and_record_new_cond): Likewise.
6126 (record_conditions): Likewise. Accept vector of conditions rather
6127 than edge_equivalence structure for first argument.
6128 for the first argument.
6129 (avail_exprs_stack::lookup_avail_expr): New member function, moved
6130 from tree-ssa-dom.c.
6131 (avail_exprs_stack::record_cond): Likewise.
6132 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
6133 from tree-ssa-dom.c.
6134 (avail_exprs_stack): Add new member functions lookup_avail_expr
6135 and record_cond.
6136 (record_conditions): Declare.
6138 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
6140 PR target/80017
6141 * lra-constraints.c (process_alt_operands): Increase reject for
6142 reloading an input/output operand.
6144 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6146 PR target/79038
6147 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
6148 insns to convert from signed/unsigned char/short to IEEE 128-bit
6149 floating point.
6150 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
6152 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
6154 PR target/80019
6155 * config/i386/i386.c (ix86_vector_duplicate_value): Create
6156 subreg of inner mode for values already in registers.
6158 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
6160 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
6161 iteration reg is used after the loop.
6163 2017-03-14 Martin Sebor <msebor@redhat.com>
6165 PR tree-optimization/79800
6166 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
6167 precision in negative-positive range.
6168 (format_floating): Call non-const overload with adjusted precision.
6170 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6172 PR target/79947
6173 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
6174 -mpowerpc-gfxopt.
6176 2017-03-14 Martin Sebor <msebor@redhat.com>
6178 PR middle-end/80020
6179 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
6180 * builtins.def (aligned_alloc): Use it.
6182 PR c/79936
6183 * Makefile.in (GTFILES): Add calls.c.
6184 * calls.c: Include "gt-calls.h".
6186 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
6188 PR rtl-optimization/79728
6189 * regs.h (struct target_regs): New field
6190 x_contains_allocatable_regs_of_mode.
6191 (contains_allocatable_regs_of_mode): New macro.
6192 * reginfo.c (init_reg_sets_1): Initialize it, and change
6193 contains_reg_of_mode so it includes global regs as well.
6194 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
6195 rather than contains_regs_of_mode.
6197 2017-03-14 Martin Liska <mliska@suse.cz>
6199 * doc/invoke.texi: Document options that can't be combined with
6200 -fcheck-pointer-bounds.
6202 2017-03-14 Martin Liska <mliska@suse.cz>
6204 PR middle-end/79831
6205 * doc/invoke.texi (-Wchkp): Document the option.
6207 2017-03-14 Martin Liska <mliska@suse.cz>
6209 * Makefile.in: Install gcov-dump.
6211 2017-03-14 Martin Liska <mliska@suse.cz>
6213 * multiple_target.c (expand_target_clones): Bail out for
6214 an invalid attribute.
6216 2017-03-14 Richard Biener <rguenther@suse.de>
6218 * alias.c (struct alias_set_entry): Pack properly.
6219 * cfgloop.h (struct loop): Likewise.
6220 * cse.c (struct set): Likewise.
6221 * ipa-utils.c (struct searchc_env): Likewise.
6222 * loop-invariant.c (struct invariant): Likewise.
6223 * lra-remat.c (struct cand): Likewise.
6224 * recog.c (struct change_t): Likewise.
6225 * rtl.h (struct address_info): Likewise.
6226 * symbol-summary.h (function_summary): Likewise.
6227 * tree-loop-distribution.c (struct partition): Likewise.
6228 * tree-object-size.c (struct object_size_info): Likewise.
6229 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
6230 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
6231 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
6232 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
6233 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
6234 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
6235 (struct _stmt_vec_info): Likewise.
6237 2017-03-14 Martin Liska <mliska@suse.cz>
6239 PR target/79892
6240 * multiple_target.c (create_dispatcher_calls): Check that
6241 a target can create a function dispatcher.
6243 2017-03-14 Martin Liska <mliska@suse.cz>
6245 PR lto/66295
6246 * multiple_target.c (expand_target_clones): Drop local.local
6247 flag for default implementation.
6249 2017-03-14 Richard Biener <rguenther@suse.de>
6251 PR tree-optimization/80030
6252 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
6254 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
6256 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
6257 gcc_fallthrough() instead of __attribute__((fallthrough));
6259 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6261 * doc/gcc.texi: Remove "up" link to (DIR).
6262 * doc/gccint.texi: Ditto.
6264 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6266 * doc/install.texi (Specific) <avr>: Remove reference to
6267 binutils 2.13.
6269 2017-03-13 Jeff Law <law@redhat.com>
6271 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
6272 attribute rather than comments.
6274 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
6275 match_scratch operand is highest.
6277 2017-03-13 Martin Liska <mliska@suse.cz>
6279 PR middle-end/78339
6280 * ipa-pure-const.c (warn_function_noreturn): If the declarations
6281 is a CHKP clone, use original declaration.
6283 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6285 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
6286 (arc_conditional_register_usage): Use a different allocation order
6287 when optimizing for size.
6288 * common/config/arc/arc-common.c (arc_option_optimization_table):
6289 Section anchors default on when optimizing for size.
6291 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6293 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
6295 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6297 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
6298 * config/arc/arc.md (cpu_facility): Add cd variant.
6299 (*movqi_insn): Add code density variant.
6300 (*movhi_insn): Likewise.
6301 (*movqi_insn): Likewise.
6302 (*addsi3_mixed): Likewise.
6303 (subsi3_insn): Likewise.
6305 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6307 * config/arc/arc.md (movsi_cond_exec): Update constraint.
6309 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6311 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
6312 expressions with MINUS and UNARY ops.
6314 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6316 PR target/79911
6317 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
6318 Rename to...
6319 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
6320 between vec_select and vector argument.
6321 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
6322 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
6323 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
6324 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
6325 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
6326 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
6328 2017-03-13 Richard Biener <rguenther@suse.de>
6330 PR other/79991
6331 * params.def (vect-max-peeling-for-alignment): Fix typo.
6333 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6335 * doc/install.texi (Specific) <mips-*-*>: Remove description of
6336 issue that only occurred with binutils below 2.18.
6338 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6340 * doc/install.texi (Specific) <cris-axis-elf>: No longer
6341 refer to binutils 2.11/2.12 minimum.
6343 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6345 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
6346 ftp.kernel.org and simplify binutils requirement.
6348 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
6350 * doc/invoke.texi (Warning Options): Fix spelling of link-time
6351 optimization.
6352 (Optimize Options): Ditto. Also remove redundancy.
6354 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6356 PR translation/79848
6357 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
6358 "%qs".
6359 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
6360 to G_ to avoid double translation.
6362 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6364 PR translation/79923
6365 * auto-profile.c (get_combined_location): Convert leading
6366 character of diagnostics to lower case and remove trailing period.
6367 (read_profile): Likewise for various diagnostics.
6368 * config/arm/arm.c (arm_option_override): Remove trailing period
6369 from various diagnostics.
6370 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
6371 (msp430_expand_delay_cycles): Likewise.
6373 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6375 PR target/79925
6376 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
6377 full command-line argument, rather than just "str".
6378 (aarch64_validate_march): Likewise.
6379 (aarch64_validate_mtune): Likewise.
6381 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
6383 PR rtl-optimization/78911
6384 * lra-assigns.c (must_not_spill_p): New function.
6385 (spill_for): Use it.
6387 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6389 PR tree-optimization/79981
6390 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
6391 ATOMIC_COMPARE_EXCHANGE ifn result.
6392 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
6393 IFN_ATOMIC_COMPARE_EXCHANGE.
6395 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6397 PR driver/79875
6398 * opts.c (parse_sanitizer_options): Add missing question mark to
6399 "did you mean" message.
6401 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6403 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
6404 built-in.
6405 (VMULEUH_UNS): Likewise.
6406 (VMULOUB_UNS): Likewise.
6407 (VMULOUH_UNS): Likewise.
6408 * config/rs6000/rs6000.c (builtin_function_type): Remove
6409 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
6411 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6413 PR bootstrap/79952
6414 * read-rtl-function.c (function_reader::read_rtx_operand): Update
6415 x with result of extra_parsing_for_operand_code_0.
6416 (function_reader::extra_parsing_for_operand_code_0): Convert
6417 return type from void to rtx, returning x. When reading
6418 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
6419 larger size containing struct block_symbol.
6421 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
6423 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
6424 -mfloat128-hardware without -m64.
6426 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
6428 PR target/79941
6429 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
6430 entries to the case statement that marks unsigned arguments to
6431 overloaded functions.
6433 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6435 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
6436 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
6438 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
6440 PR target/79907
6441 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
6442 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
6444 2017-03-10 Martin Liska <mliska@suse.cz>
6446 PR target/65705
6447 PR target/69804
6448 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
6449 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
6450 FIELD != NULL.
6452 2017-03-10 Olivier Hainque <hainque@adacore.com>
6454 * tree-switch-conversion (array_value_type): Start by resetting
6455 candidate type to it's main variant.
6457 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6459 PR rtl-optimization/79909
6460 * combine.c (try_combine): Use simplify_replace_rtx on individual
6461 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
6462 of the whole CALL_INSN_FUNCTION_USAGE.
6464 PR tree-optimization/79972
6465 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
6466 get_range_info on SSA_NAMEs. Formatting fixes.
6468 2017-03-10 Richard Biener <rguenther@suse.de>
6469 Jakub Jelinek <jakub@redhat.com>
6471 PR tree-optimization/77975
6472 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
6473 edge to be constant.
6474 (get_val_for): For constant x return it. Formatting fix.
6475 (loop_niter_by_eval): Avoid pointless looping if the next iteration
6476 would use the same bases as the current one.
6478 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6480 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
6481 instead of vec_select for V1TImode.
6482 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
6483 longer needed.
6484 (VSX_LE_128): Add V1TI to this mode iterator.
6485 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
6486 (*vsx_le_perm_store_<mode>): Likewise.
6487 (pre-reload splitter for VSX stores): Likewise.
6488 (post-reload splitter for VSX stores): Likewise.
6489 (*vsx_xxpermdi2_le_<mode>): Likewise.
6490 (*vsx_lxvd2x2_le_<mode>): Likewise.
6491 (*vsx_stxvd2x2_le_<mode>): Likewise.
6493 2017-03-09 Michael Eager <eager@eagercon.com>
6495 Correct failures with --enable-checking=yes,rtl.
6497 * config/microblaze/microblaze.c (microblaze_expand_shift):
6498 Replace GET_CODE test with CONST_INT_P and INTVAL test with
6499 test for const0_rtx.
6500 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
6501 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
6503 2017-03-09 Richard Biener <rguenther@suse.de>
6505 PR tree-optimization/79977
6506 * graphite-scop-detection.c (scop_detection::merge_sese):
6507 Handle the case of extra exits to blocks dominating the entry.
6509 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
6511 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
6512 Document rdynamic.
6514 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
6516 PR rtl-optimization/79949
6517 * lra-constraints.c (process_alt_operands): Check memory when
6518 trying to predict a cycle. Print about the overall increase.
6520 2017-03-09 Richard Biener <rguenther@suse.de>
6522 PR middle-end/79971
6523 * gimple-expr.c (useless_type_conversion_p): Preserve
6524 TYPE_SATURATING for fixed-point types.
6526 2017-03-09 Richard Biener <rguenther@suse.de>
6528 PR ipa/79970
6529 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
6530 alignment of BLKmode params.
6532 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6534 PR target/79913
6535 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
6536 (VALL_NO_V2Q): Likewise.
6537 (VDQF_DF): Delete.
6538 * config/aarch64/aarch64-simd.md
6539 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
6540 iterator.
6541 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
6542 VALL_NO_V2Q mode iterator.
6543 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
6545 2017-03-09 Martin Liska <mliska@suse.cz>
6547 PR tree-optimization/79631
6548 * tree-chkp-opt.c (chkp_is_constant_addr): Call
6549 tree_int_cst_sign_bit just for INTEGER constants.
6551 2017-03-09 Martin Liska <mliska@suse.cz>
6553 PR target/65705
6554 PR target/69804
6555 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
6556 sanitizers.
6558 2017-03-09 Marek Polacek <polacek@redhat.com>
6560 PR c++/79672
6561 * tree.c (inchash::add_expr): Handle TREE_VEC.
6563 2017-03-09 Martin Liska <mliska@suse.cz>
6565 PR ipa/79764
6566 (chkp_narrow_size_and_offset): New function.
6567 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
6568 (void chkp_parse_bit_field_ref): New function.
6569 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
6570 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
6572 2017-03-09 Martin Liska <mliska@suse.cz>
6574 PR ipa/79761
6575 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
6576 (chkp_find_bounds_1): Remove gcc_unreachable.
6578 2017-03-09 Jakub Jelinek <jakub@redhat.com>
6580 PR sanitizer/79944
6581 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
6582 BUILT_IN_SYNC*, determine the access type from the size suffix and
6583 always build a MEM_REF with that type. Handle forgotten
6584 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
6586 PR target/79932
6587 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
6588 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
6589 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
6590 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
6591 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
6592 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
6593 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
6594 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
6595 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
6596 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
6597 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
6598 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
6599 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
6600 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
6601 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
6602 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
6603 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
6604 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
6605 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
6606 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
6607 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
6608 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
6609 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
6610 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
6611 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
6612 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
6613 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
6614 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
6615 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
6616 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
6617 definitions outside of __OPTIMIZE__ guarded section.
6619 PR target/79932
6620 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
6621 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
6622 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
6623 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
6624 guarded section.
6626 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6628 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
6629 ("vfenez<mode>"): Add missing constraints.
6631 2017-03-08 Martin Sebor <msebor@redhat.com>
6633 PR target/79928
6634 * config/nds32/nds32.c (nds32_option_override):
6635 Fix misspelled diagnostic.
6637 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6639 PR c/79940
6640 * gimplify.c (gimplify_omp_for): Replace index var in outer
6641 taskloop statement with an artificial variable and add
6642 OMP_CLAUSE_PRIVATE clause for it.
6644 2017-03-08 Richard Biener <rguenther@suse.de>
6646 PR tree-optimization/79955
6647 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6648 for accesses that are completely outside of the variable.
6650 2017-03-08 Andrew Haley <aph@redhat.com>
6652 PR tree-optimization/79943
6653 * tree-ssa-loop-split.c (compute_new_first_bound): When
6654 calculating the new upper bound, (END-BEG) should be added, not
6655 subtracted.
6657 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6659 * config/avr/avr.md (setmemhi): Make sure match_dup
6660 operand number comes before match_scratch.
6662 2017-03-08 Richard Biener <rguenther@suse.de>
6664 PR tree-optimization/79920
6665 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
6666 with ncopies == 1 to ...
6667 (vect_transform_slp_perm_load): ... here. Properly compute
6668 all element loads by iterating VF times over the group. Do
6669 not handle ncopies (computed in a broken way) in
6670 vect_create_mask_and_perm.
6672 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6674 PR sanitizer/79904
6675 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
6676 is a uniform vector, use uniform_vector_p return value instead of
6677 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
6679 2017-03-07 Marek Polacek <polacek@redhat.com>
6681 PR middle-end/79809
6682 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
6683 (alloca_call_type): Likewise.
6685 2017-03-07 Martin Liska <mliska@suse.cz>
6687 * gcov.c (process_args): Put comment to correct location.
6689 2017-03-07 Martin Liska <mliska@suse.cz>
6691 PR middle-end/68270
6692 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
6693 Use array_at_struct_end_p instead of DECL_CHAIN (field).
6694 (chkp_narrow_bounds_for_field): Likewise.
6695 (chkp_parse_array_and_component_ref): Pass one more argument to
6696 call.
6698 2017-03-07 Richard Biener <rguenther@suse.de>
6700 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
6701 preheaders.
6703 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
6705 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
6706 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
6708 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6710 PR c/79855
6711 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
6712 to end of description.
6713 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6715 2017-03-07 Jakub Jelinek <jakub@redhat.com>
6717 PR rtl-optimization/79901
6718 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
6719 ...
6720 (*avx512f_<code><mode>3<mask_name>): ... this.
6721 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
6722 iterator instead of VI8_AVX2_AVX512BW.
6724 PR rtl-optimization/79901
6725 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
6726 min/max expander, expand it using expand_vec_cond_expr.
6728 PR sanitizer/79897
6729 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
6730 temporary.
6732 2017-03-06 Jakub Jelinek <jakub@redhat.com>
6734 PR c++/79821
6735 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
6736 to void * for PCH reasons.
6737 * dwarf2out.c (output_loc_operands, output_die): Cast
6738 v.val_vec.array to unsigned char *.
6740 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
6742 PR target/77850
6743 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
6744 vector types.
6746 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
6748 PR rtl-optimization/79571
6749 * lra-constraints.c (process_alt_operands): Calculate static
6750 reject and subtract it from overall when only addresses will be
6751 reloaded.
6753 2017-03-06 Julia Koval <julia.koval@intel.com>
6755 PR target/79793
6756 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
6757 incoming stack boundary to 128 for 64-bit targets.
6759 2017-03-06 Richard Biener <rguenther@suse.de>
6761 PR tree-optimization/79894
6762 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
6763 to NULL after folding it.
6765 2017-03-06 Richard Biener <rguenther@suse.de>
6767 PR tree-optimization/79824
6768 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
6769 check disabling peeling for gaps.
6771 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
6773 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
6774 attributes): Document gettimeofday.
6776 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
6778 * config/s390/s390.c (s390_option_override_internal): Set
6779 PARAM_MIN_VECT_LOOP_BOUND
6781 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
6783 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
6784 * config/s390/s390.md: Likewise.
6786 2017-03-06 Jakub Jelinek <jakub@redhat.com>
6788 PR target/79812
6789 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
6790 (<avx2_avx512>_perm<mode>): Rename to ...
6791 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
6792 of VI8F_256_512.
6793 (<avx512>_perm<mode>_mask): Rename to ...
6794 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
6795 of VI8F_256_512.
6796 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
6797 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
6798 instead of VI8F_256_512.
6799 (avx512f_perm<mode>): New define_expand.
6800 (avx512f_perm<mode>_mask): Likewise.
6801 (avx512f_perm<mode>_1<mask_name>): New define_insn.
6802 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
6804 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
6806 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
6807 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
6808 if_then_else.
6809 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
6811 2017-03-06 Martin Liska <mliska@suse.cz>
6813 PR sanitize/79783
6814 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
6815 when having a SSA NAME w/o VAR_DECL assigned to it.
6817 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
6819 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
6820 msa_dpsub_<su>_d): Fix MODE for vec_select.
6822 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
6824 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
6825 argument.
6826 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
6828 2017-03-06 Richard Biener <rguenther@suse.de>
6830 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
6831 * plugin.c (register_plugin_info): Likewise.
6832 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
6834 2017-03-05 Jakub Jelinek <jakub@redhat.com>
6836 * config/i386/sse.md (sse_storehps, sse_storelps,
6837 avx_<castmode><avxsizesuffix>_<castmode>,
6838 avx512f_<castmode><avxsizesuffix>_<castmode>,
6839 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
6840 in condition that at least one operand is not a MEM.
6842 2017-03-03 Jakub Jelinek <jakub@redhat.com>
6844 PR middle-end/79805
6845 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
6846 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
6847 ECF_NOTHROW.
6848 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
6849 gimple_call_nothrow_p flag based on whether original builtin can throw.
6850 If it can, emit following stmts on the fallthrough edge.
6851 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
6852 don't create new bb if inserting just debug stmts on the edge, try to
6853 insert them on the fallthru bb or just reset debug stmts.
6855 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
6857 PR target/43763
6858 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
6859 restore recog_data (including the operand rtxes inside it) around
6860 the call to get_insn_template.
6862 2017-03-03 Martin Sebor <msebor@redhat.com>
6864 PR tree-optimization/79699
6865 * context.c (context::~context): Free MPFR caches to avoid
6866 a memory leak on program exit.
6868 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6870 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
6871 Use wide_int::ulow () instead of .elt (0).
6873 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
6875 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
6876 (*pushxf): Limit oF constraint to 32bit targets and add oC
6877 constraint for 64bit targets.
6878 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
6879 (*pushdf): Change rmF constraint to rmC.
6881 2017-03-03 Martin Liska <mliska@suse.cz>
6883 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
6884 Remove unused variable.
6886 2017-03-03 Jakub Jelinek <jakub@redhat.com>
6888 PR target/79807
6889 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
6890 is a memory operand, increase num_memory.
6891 (ix86_expand_args_builtin): Likewise.
6893 2017-03-03 Jan Hubicka <jh@suse.cz>
6895 PR lto/79760
6896 * ipa-devirt.c (maybe_record_node): Properly handle
6897 __cxa_pure_virtual visibility.
6899 2017-03-03 Martin Liska <mliska@suse.cz>
6901 PR tree-optimization/79803
6902 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
6903 assert.
6904 (pass_loop_prefetch::execute): Disabled optimization if an
6905 assumption about L1 cache size is not met.
6907 2017-03-03 Martin Liska <mliska@suse.cz>
6909 PR rtl-optimization/79574
6910 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
6911 (hash_scan_set): Likewise.
6912 (dump_hash_table): Likewise.
6913 (hoist_code): Likewise.
6915 2017-03-03 Richard Biener <rguenther@suse.de>
6917 * fixed-value.c (fixed_from_string): Restore use of elt (1)
6918 in place of uhigh ().
6919 (fixed_convert_from_real): Likewise.
6921 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
6923 PR target/79514
6924 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
6926 2017-03-03 Richard Biener <rguenther@suse.de>
6928 PR middle-end/79818
6929 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
6930 TYPE_OVERFLOW_UNDEFINED check.
6932 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6934 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
6935 numbers.
6936 (vector_ae_<mode>_p): Likewise.
6937 (vector_nez_<mode>_p): Likewise.
6938 (vector_ne_v2di_p): Likewise.
6939 (vector_ae_v2di_p): Likewise.
6940 (vector_ne_<mode>_p): Likewise.
6941 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
6942 numbers.
6943 (vsx_tsqrt<mode>2_fe): Likewise.
6945 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
6947 PR target/79514
6948 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
6950 2017-03-02 Jakub Jelinek <jakub@redhat.com>
6952 PR rtl-optimization/79780
6953 * cprop.c (one_cprop_pass): When second and further conditional trap
6954 in a single basic block is turned into an unconditional trap, turn it
6955 into a deleted note to avoid RTL verification failures.
6957 2017-03-02 Richard Biener <rguenther@suse.de>
6959 * fold-const.c (const_binop): Use ulow () instead of elt (0).
6961 2017-03-02 Richard Biener <rguenther@suse.de>
6963 PR tree-optimization/79345
6964 PR c++/42000
6965 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
6966 param and abort the walk, returning -1 if it is hit.
6967 (walk_aliased_vdefs): Take a limit param and pass it on.
6968 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
6969 defaulting to 0 and return a signed int.
6970 * tree-ssa-uninit.c (struct check_defs_data): New struct.
6971 (check_defs): New helper.
6972 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
6973 about uninitialized memory.
6974 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
6975 bogus uninitialized warning.
6976 (fixed_convert_from_real): Likewise.
6978 2017-03-02 Bin Cheng <bin.cheng@arm.com>
6980 PR tree-optimization/66768
6981 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
6982 iv_use if base object can't be determined.
6984 2017-03-02 Jakub Jelinek <jakub@redhat.com>
6986 PR tree-optimization/79345
6987 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
6988 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
6989 (get_pattern_stats): Initialize it.
6990 * genemit.c (gen_expand): Verify match_scratch numbers come after
6991 match_operand/match_dup numbers.
6992 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
6993 match_scratch numbers.
6994 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
6995 Likewise.
6996 * config/s390/s390.md (trunctdsd2): Likewise.
6998 2017-03-02 Richard Biener <rguenther@suse.de>
7000 * wide-int.h (wide_int_storage::operator=): Implement in terms
7001 of wi::copy.
7003 2017-03-02 Richard Biener <rguenther@suse.de>
7005 PR tree-optimization/79777
7006 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
7007 the to insert expression to sth existing.
7009 2017-03-01 Martin Sebor <msebor@redhat.com>
7011 PR middle-end/79692
7012 * gimple-ssa-sprintf.c
7013 (directive::known_width_and_precision): New function.
7014 (format_integer): Use it.
7015 (get_mpfr_format_length): Consider the full range of precision
7016 when computing %g output with the # flag. Set the likely byte
7017 count to 3 rather than 1 when precision is indeterminate.
7018 (format_floating): Correct the lower bound of precision.
7020 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7022 * doc/invoke.texi: Document default code model for 64-bit Linux.
7024 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7026 PR target/79752
7027 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
7028 udiv rather than div since input pattern is unsigned.
7030 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
7032 * config/i386/i386.c (print_reg): Warn for values of
7033 unsupported size in integer register.
7035 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7037 PR target/79439
7038 * config/rs6000/predicates.md (current_file_function_operand): Do
7039 not allow self calls to be local if the function is replaceable.
7041 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7043 PR target/79395
7044 * config/rs6000/altivec.h (vec_ctz and others): Change the
7045 preprocessor macro that controls conditional compilation from
7046 _ARCH_PWR9 to __POWER9_VECTOR__.
7047 (vec_all_ne): Change parameterization of __altivec_scalar_pred
7048 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
7049 control (instead of _ARCH_PWR9 control) so that template
7050 definition uses power9-specific function.
7051 (vec_any_eq): Likewise.
7052 (vec_all_ne): Change macro definition to use a power9-specific
7053 expansion under #ifdef __POWER9_VECTOR__ control (instead of
7054 _ARCH_PWR9 control).
7055 (vec_any_eq) Likewise.
7056 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
7057 expansion for CMPNEF to remove support for xvcmpnesp instruction.
7058 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
7059 support for xvcmpnedp instruction.
7060 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
7061 macro expansion so that Power9 implementation of vec_all_ne does
7062 not use the AltiVec predicate framework.
7063 (VCMPNEH_P): Likewise.
7064 (VCMPNEW_P): Likewise.
7065 (VCMPNED_P): Likewise.
7066 (VCMPNEFP_P): Likewise.
7067 (VCMPNEDP_P): Likewise.
7068 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
7069 implementation of vec_any_eq to not use AltiVec predicate
7070 framework.
7071 (VCMPAEH_P): Likewise.
7072 (VCMPAEW_P): Likewise.
7073 (VCMPAED_P): Likewise.
7074 (VCMPAEFP_P): Likewise.
7075 (VCMPAEDP_P): Likewise.
7076 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
7077 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
7078 not use the AltiVec predicate framework.
7079 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
7080 of vec_any_eq to not use AltiVec predicate framework.
7081 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
7082 support for predefined __POWER9_VECTOR__ macro to indicate that
7083 Power9 instruction selection is enabled.
7084 (altivec_overloaded_builtins): Remove extraneous
7085 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
7086 function argument types RS6000_BTI_bool_V16QI and
7087 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
7088 entry for overloaded function argument types RS6000_BTI_bool_V4SI
7089 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
7090 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
7091 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
7092 Power9 for implementations of vec_cmpne. Change the signature for
7093 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
7094 (representing vec_all_ne) to remove the previously described first
7095 argument of type RS6000_BTI_INTSI, as this was an artifact of
7096 reliance on the AltiVec predicate framework, which is no longer
7097 used in the implementation of these functions. Add
7098 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
7099 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
7100 since, unlike the AltiVec predicate framework implementation, we
7101 do not share function descriptors between vec_alle and vec_anyeq.
7102 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
7103 set of modes that receive special treatment even when
7104 TARGET_P9_VECTOR is true. The special treatment emits code that
7105 does not depend on Power9 instructions.
7106 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
7107 define_expand to not rely on AltiVec predicate framework.
7108 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7109 function.
7110 (vector_ne_v2di_p): Change this define_expand to not rely on
7111 AltiVec predicate framework.
7112 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
7113 function.
7114 (vector_ne_<mode>_p): Change this define_expand to not rely on
7115 AltiVec predicate framework.
7116 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7117 function.
7118 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
7119 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
7120 define_insn pattern.
7121 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
7122 define_insn pattern because the xvcmpne<VSs>. instruction is not
7123 supported.
7124 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
7125 instruction is not supported.
7127 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7129 * config/nvptx/nvptx.c: Include intl.h.
7131 2017-03-01 Martin Jambor <mjambor@suse.cz>
7133 PR lto/78140
7134 * ipa-prop.h (ipa_bits): Removed field known.
7135 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
7136 to pointers. Adjusted their comments to warn about their sharing.
7137 (ipcp_transformation_summary): Change bits to a vector of pointers.
7138 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
7139 (ipa_get_ipa_bits_for_value): Declare.
7140 * tree-vrp.h (value_range): Mark as GTY((for_user)).
7141 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
7142 (ipa_bits_hash_table): Likewise.
7143 (ipa_vr_ggc_hash_traits): Likewise.
7144 (ipa_vr_hash_table): Likewise.
7145 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
7146 being pointers and vr_known being removed.
7147 (ipa_set_jf_unknown): Likewise.
7148 (ipa_get_ipa_bits_for_value): New function.
7149 (ipa_set_jfunc_bits): Likewise.
7150 (ipa_get_value_range): New overloaded functions.
7151 (ipa_set_jfunc_vr): Likewise.
7152 (ipa_compute_jump_functions_for_edge): Use the above functions to
7153 construct bits and vr parts of jump functions.
7154 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
7155 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7156 exist.
7157 (ipcp_grow_transformations_if_necessary): Also allocate
7158 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7159 exist.
7160 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
7161 them. Fix too long lines.
7162 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
7163 vr_known being removed.
7164 (ipa_read_jump_function): Use new setter functions to construct bits
7165 and vr parts of jump functions or set them to NULL.
7166 (write_ipcp_transformation_info): Adjust for bits being pointers.
7167 (read_ipcp_transformation_info): Likewise.
7168 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
7169 space.
7170 Include gt-ipa-prop.h.
7171 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
7172 being pointers.
7173 (ipcp_store_bits_results): Likewise.
7174 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
7175 Do not write to existing jump functions but use a temporary instead.
7177 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7179 PR c++/79681
7180 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
7181 attempt to use its first operand as BIT_FIELD_REF base.
7183 2017-03-01 Richard Biener <rguenther@suse.de>
7185 PR middle-end/79721
7186 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
7187 interpolating formula in wrapping arithmetic.
7188 (chrec_apply): Convert chrec_evaluate return value to wanted type.
7190 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7192 PR tree-optimization/79734
7193 * tree-vect-generic.c (expand_vector_condition): Optimize
7194 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
7195 Handle VEC_COND_EXPR where comparison has different inner width from
7196 type's inner width.
7198 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
7200 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
7201 markup, and similar issues. Remove @opindex entries for things
7202 that aren't options. Add missing -mmpy-option entries.
7204 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7206 PR tree-optimization/79737
7207 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
7208 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
7209 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
7210 instead of byte_size. Formatting fix.
7211 (shift_bytes_in_array_right): Formatting fix.
7213 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
7215 PR target/79749
7216 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
7217 condition on optimize for the leaf function test.
7219 2017-02-28 Martin Liska <mliska@suse.cz>
7221 PR lto/79625
7222 * read-rtl-function.c (function_reader::handle_unknown_directive):
7223 Bail out when one uses -flto.
7225 2017-02-28 Martin Liska <mliska@suse.cz>
7227 * common.opt: Replace space with tabular for options of <number>
7228 type.
7229 * config/i386/i386.opt: Show <number> value for
7230 -mlarge-data-threshold.
7231 * opts.c (print_filtered_help): Do not display number in hexadecimal
7232 format.
7234 2017-02-28 Martin Liska <mliska@suse.cz>
7236 * common.opt: Fix --help=option -Q for options which are of
7237 an enum type.
7239 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
7241 * config/i386/i386.c (print_reg): Error out for values
7242 of 8-bit size in invalid integer register.
7244 2017-02-28 Martin Sebor <msebor@redhat.com>
7246 PR tree-optimization/79691
7247 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
7249 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7251 PR target/79729
7252 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
7253 gcc_unreachable with output_operand_lossage.
7255 2017-02-28 Richard Biener <rguenther@suse.de>
7257 PR tree-optimization/79740
7258 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
7259 inserts.
7260 (visit_nary_op): Insert the nary into the hashtable if we
7261 pattern-matched sth.
7262 * tree-ssa-pre.c (eliminate_insert): Robustify.
7264 2017-02-28 Richard Biener <rguenther@suse.de>
7266 PR middle-end/79731
7267 * fold-const.c (decode_field_reference): Reject out-of-bound
7268 accesses.
7270 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7272 * config/i386/i386.c: Include intl.h.
7273 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
7274 instead of just cond ? "..." : "...".
7275 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
7276 * coverage.c (read_counts_file): Likewise.
7277 * omp-offload.c: Include intl.h.
7278 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
7279 of just cond ? "..." : "...".
7280 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
7281 of just cond ? "..." : "...".
7283 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
7285 PR target/79742
7286 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
7287 entry, if present.
7288 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
7289 'tune for' CPU name.
7290 * config/arm/arm-cpu-data.h: Regenerated.
7292 2017-02-28 Richard Biener <rguenther@suse.de>
7294 PR tree-optimization/79732
7295 * tree-inline.c (expand_call_inline): Do not shadow var.
7297 2017-02-28 Richard Biener <rguenther@suse.de>
7299 PR tree-optimization/79723
7300 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
7301 address-space properly.
7303 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
7305 * doc/optinfo.texi (Optimization groups): Fix option used for
7306 OPTGROUP_ALL.
7307 * doc/invoke.texi (-fopt-info): Document "omp".
7308 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
7309 (OPTGROUP_ALL): Add OPTGROUP_OMP.
7310 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
7311 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
7312 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
7314 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
7315 all users.
7316 * dumpfile.c (optgroup_options): Instead of "openmp", associate
7317 OPTGROUP_OMP with "omp".
7319 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
7321 PR target/79544
7322 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
7323 for arithmetic shift of unsigned V2DI.
7325 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
7327 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
7328 arc/linux.h headers.
7329 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
7330 (LINK_SPEC): Likewise.
7331 (ARC_TLS_EXTRA_START_SPEC): Likewise.
7332 (EXTRA_SPECS): Likewise.
7333 (STARTFILE_SPEC): Likewise.
7334 (ENDFILE_SPEC): Likewise.
7335 (LIB_SPEC): Likewise.
7336 (TARGET_SDATA_DEFAULT): Likewise.
7337 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
7338 (MULTILIB_DEFAULTS): Likewise.
7339 (DWARF2_UNWIND_INFO): Likewise.
7340 * config/arc/big.h: New file.
7341 * config/arc/elf.h: Likewise.
7342 * config/arc/linux.h: Likewise.
7343 * config/arc/t-uClibc: Remove.
7345 2017-02-27 Bin Cheng <bin.cheng@arm.com>
7347 PR tree-optimization/77536
7348 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
7349 (tree_transform_and_unroll_loop): Use above function to compute the
7350 estimated niter of unrolled loop and use it when scaling profile.
7351 Also use count info rather than frequency if it's non-zero.
7352 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
7353 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
7354 (vect_transform_loop): Call above function.
7356 2017-02-27 Richard Biener <rguenther@suse.de>
7358 PR tree-optimization/45397
7359 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
7360 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
7361 (visit_nary_op): Add pattern matching for CSEing sign-changed
7362 or truncated operations with wider ones.
7364 2017-02-27 Richard Biener <rguenther@suse.de>
7366 PR tree-optimization/79690
7367 * tree-vect-stmts.c (vectorizable_store): Use vector type
7368 built from the DR with address-space.
7370 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
7372 * doc/invoke.texi (Optimize Options): Refine the description
7373 of asan-use-after-return.
7375 2017-02-25 Alan Modra <amodra@gmail.com>
7377 PR rtl-optimization/79584
7378 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
7379 base, not ad->base_term, the reg within base. Remove assertion
7380 that ad->base == ad->base_term. Replace gen_int_mode using
7381 bogus mode with const0_rtx.
7383 2017-02-25 Jakub Jelinek <jakub@redhat.com>
7385 PR middle-end/79396
7386 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
7387 FMA_EXPR like tcc_binary or tcc_unary.
7389 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
7391 PR debug/77589
7392 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
7393 bitfield.
7394 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
7395 (output_loc_operands): Handle DW_OP_call_ref and
7396 DW_OP_GNU_variable_value.
7397 (struct variable_value_struct): New type.
7398 (struct variable_value_hasher): Likewise.
7399 (variable_value_hash): New variable.
7400 (string_types): Remove.
7401 (copy_loc_descr): New function.
7402 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
7403 (prepend_loc_descr_to_each): New function.
7404 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
7405 instead of add_loc_descr_to_each if the first argument is single
7406 location list and the second has multiple.
7407 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
7408 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
7409 when looking for variable value which doesn't have other location info.
7410 (loc_list_from_tree): Formatting fix.
7411 (gen_array_type_die): Simplify DW_AT_string_length handling.
7412 (adjust_string_types): Remove.
7413 (gen_subprogram_die): Don't call adjust_string_types nor test/set
7414 string_types. Call resolve_variable_values.
7415 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
7416 (resolve_addr_in_expr): Likewise. Add A argument.
7417 (copy_deref_exprloc): Remove deref argument. Adjust for the
7418 original expression being DW_OP_GNU_variable_value with optionally
7419 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
7420 optionally after it.
7421 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
7422 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
7423 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
7424 (variable_value_hasher::hash, variable_value_hasher::equal): New
7425 methods.
7426 (resolve_variable_value_in_expr, resolve_variable_value,
7427 resolve_variable_values, note_variable_value_in_expr,
7428 note_variable_value): New functions.
7429 (dwarf2out_early_finish): Call note_variable_value on all toplevel
7430 DIEs.
7432 2017-02-24 Jakub Jelinek <jakub@redhat.com>
7434 PR c/79677
7435 * opts.h (handle_generated_option): Add GENERATED_P argument.
7436 * opts-common.c (handle_option): Adjust function comment.
7437 (handle_generated_option): Add GENERATED_P argument, pass it to
7438 handle_option.
7439 (control_warning_option): Pass false to handle_generated_option
7440 GENERATED_P.
7441 * opts.c (maybe_default_option): Pass true to handle_generated_option
7442 GENERATED_P.
7443 * optc-gen.awk: Likewise.
7445 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7447 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
7448 a REG, look at the REG it is a SUBREG of.
7449 (splitter for cmpeqsi_t): Ditto.
7451 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7453 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
7454 the special USEs with the pattern of the insn, not the insn itself.
7456 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
7458 PR target/79473
7459 * doc/invoke.texi: Document -mload-store-pairs.
7461 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7462 Sandra Loosemore <sandra@codesourcery.com>
7464 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
7465 argument isn't a CONST_INT.
7466 (nios2_alternate_compare_const): Assert op is a CONST_INT.
7467 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
7468 (nios2_validate_compare): Bypass alternate compare logic if *op2
7469 is not a CONST_INT.
7470 (ldstwm_operation_p): Return false if first_base is not a REG or
7471 if first_offset is not a CONST_INT.
7473 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7475 * config/cris/cris.md: Use correct operand in a define_peephole2.
7477 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7479 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
7481 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7483 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
7484 this_insn if it is an INSN or JUMP_INSN.
7485 (force_offsettable): Look at base, not at addr.
7486 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
7487 on things that aren't necessarily CONST_INTs.
7489 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
7491 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
7492 -mfpmath=sse is the default also for x86-32 targets with SSE2
7493 instruction set when @option{-ffast-math} is enabled
7495 2017-02-24 Jeff Law <law@redhat.com>
7497 PR rtl-optimizatoin/79286
7498 * ira.c (update_equiv_regs): Drop may_trap_p exception to
7499 dominance test.
7501 2017-02-24 Richard Biener <rguenther@suse.de>
7503 PR tree-optimization/79389
7504 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
7505 debug insns.
7507 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
7509 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
7510 function comment to reflect reality.
7511 (loop_exits_before_overflow): Fix typo in function description.
7513 2017-02-24 Richard Biener <rguenther@suse.de>
7515 PR tree-optimization/79389
7516 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
7517 properly that a threading opportunity exists. Detect conditional
7518 copy/constant propagation opportunities.
7520 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
7522 * config/visium/visium.md (type): Add trap.
7523 (b): New mode attribute.
7524 (*btst): Rename into...
7525 (*btst<mode>): ...this and adjust.
7526 (*cbranchsi4_btst_insn): Rename into...
7527 (*cbranch<mode>4_btst_insn): ...this and adjust.
7528 (trap): New define_insn.
7530 2017-02-23 Jakub Jelinek <jakub@redhat.com>
7532 PR tree-optimization/79389
7533 * ifcvt.c (struct noce_if_info): Add rev_cond field.
7534 (noce_reversed_cond_code): New function.
7535 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
7536 reversed_comparison_code. Formatting fix.
7537 (noce_try_store_flag): Test rev_cond != NULL in addition to
7538 reversed_comparison_code.
7539 (noce_try_store_flag_constants): Likewise.
7540 (noce_try_store_flag_mask): Likewise.
7541 (noce_try_addcc): Use rev_cond if non-NULL instead of
7542 reversed_comparison_code.
7543 (noce_try_cmove_arith): Likewise. Formatting fixes.
7544 (noce_try_minmax, noce_try_abs): Clear rev_cond.
7545 (noce_find_if_block): Initialize rev_cond.
7546 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
7547 instead of false as last argument never attempt to reverse it
7548 afterwards.
7550 2017-02-23 Bin Cheng <bin.cheng@arm.com>
7552 PR tree-optimization/79663
7553 * tree-predcom.c (combine_chains): Process refs in reverse order
7554 only for ZERO length chains, and add explaining comment.
7556 2017-02-23 Jeff Law <law@redhat.com>
7558 PR tree-optimization/79578
7559 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
7560 in call to operand_equal_p.
7562 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
7564 PR target/71017
7565 * config/i386/cpuid.h: Fix another undefined behavior.
7567 2017-02-23 Richard Biener <rguenther@suse.de>
7569 PR tree-optimization/79683
7570 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
7571 vector types for data-refs.
7573 2017-02-23 Martin Liska <mliska@suse.cz>
7575 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
7577 2017-02-23 Jakub Jelinek <jakub@redhat.com>
7579 PR middle-end/79665
7580 * internal-fn.c (get_range_pos_neg): Moved to ...
7581 * tree.c (get_range_pos_neg): ... here. No longer static.
7582 * tree.h (get_range_pos_neg): New prototype.
7583 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
7584 are known to be in between 0 and signed maximum inclusive, try to
7585 expand both unsigned and signed divmod and use the cheaper one from
7586 those.
7588 2017-02-22 Jeff Law <law@redhat.com>
7590 PR tree-optimization/79578
7591 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
7592 to compare base operands.
7594 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
7596 PR target/79211
7597 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
7598 gpc_reg_operand instead of fpr_reg_operand.
7600 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
7602 * config/mips/mips.c (mips_return_in_memory): Force FP
7603 vector types to be returned in memory for o32 ABI.
7605 2017-02-22 Jakub Jelinek <jakub@redhat.com>
7607 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
7608 instead of DW_TAG_member for static data member declarations and don't
7609 set no_linkage_name for static inline data members.
7610 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
7611 to DW_TAG_member.
7613 2017-02-22 Martin Liska <mliska@suse.cz>
7615 * doc/invoke.texi: Replace inequality signs with square brackets
7616 for -Wnormalized.
7618 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7620 PR tree-optimization/68644
7621 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
7623 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
7625 PR target/78660
7626 * lra-constraints.c (simplify_operand_subreg): Handle
7627 WORD_REGISTER_OPERATIONS targets.
7629 2017-02-22 Jakub Jelinek <jakub@redhat.com>
7631 PR target/70465
7632 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
7633 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
7634 elimination by swapping fld*.
7636 2017-02-22 Richard Biener <rguenther@suse.de>
7638 PR tree-optimization/79673
7639 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
7640 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
7641 irrelevant address-space qualifiers and avoiding a
7642 ADDR_SPACE_CONVERT_EXPR from fold_convert.
7644 2017-02-22 Richard Biener <rguenther@suse.de>
7646 PR tree-optimization/79666
7647 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
7648 to not symbolically negate if that may introduce undefined
7649 overflow.
7651 2017-02-22 Martin Liska <mliska@suse.cz>
7653 PR lto/79587
7654 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
7655 * data-streamer-out.c (streamer_write_gcov_count_stream):
7656 Likewise.
7657 * value-prof.c (stream_out_histogram_value): Make assert more
7658 precise based on type of counter.
7660 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
7662 PR target/79593
7663 * config/i386/i386.md (standard_x87sse_constant_load splitter):
7664 Use nonimmediate_operand instead of memory_operand for operand 1.
7665 (float-extend standard_x87sse_constant_load splitter): Ditto.
7667 2017-02-21 Jeff Law <law@redhat.com>
7669 PR tree-optimization/79621
7670 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
7671 blocks with edges to themselves.
7673 2017-02-21 Jakub Jelinek <jakub@redhat.com>
7675 PR target/79633
7676 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
7677 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
7678 Use gimple_call_builtin_p.
7680 PR target/79570
7681 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
7682 on temporarily removed DEBUG_INSNs.
7684 PR tree-optimization/79649
7685 * tree-loop-distribution.c (classify_partition): Give up on
7686 non-generic address space loads/stores.
7688 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
7690 * doc/loop.texi (Loop manipulation): Remove nonexistent
7691 tree_ssa_loop_version from the documentation.
7692 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
7694 2017-02-21 Jakub Jelinek <jakub@redhat.com>
7696 PR target/79494
7697 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
7698 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
7699 * config/rs6000/rs6000.c: Include except.h.
7700 (rs6000_expand_split_stack_prologue): Call
7701 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
7703 2017-02-21 Martin Jambor <mjambor@suse.cz>
7705 PR lto/79579
7706 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
7707 have been analyzed.
7709 2017-02-21 Martin Jambor <mjambor@suse.cz>
7711 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
7712 for backward compatibility only.
7713 * doc/invoke.texi (Option Summary): Remove all references to
7714 -fipa-cp-alignment.
7716 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
7718 PR target/78660
7719 Revert:
7720 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
7722 * lra-constraints.c (curr_insn_transform): Handle
7723 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
7725 2017-02-21 Martin Liska <mliska@suse.cz>
7727 * config/i386/i386.opt: Replace -masm-dialect with -masm.
7729 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
7731 PR translation/79638
7732 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
7734 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
7736 PR ada/67205
7737 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7738 (arm_function_ok_for_sibcall): Return false for an indirect call by
7739 descriptor if all the argument registers are used.
7740 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
7741 alignment of the function.
7743 2017-02-21 Jakub Jelinek <jakub@redhat.com>
7745 PR tree-optimization/61441
7746 * simplify-rtx.c (simplify_const_unary_operation): For
7747 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
7748 the sNaN unmodified.
7750 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7752 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
7753 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
7754 instead of SYSTEM_HEADER_DIR.
7756 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
7757 Martin Liška <mliska@suse.cz>
7759 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
7760 Fix typos and grammar, use active voice, and clarify.
7762 2017-02-20 Marek Polacek <polacek@redhat.com>
7764 PR middle-end/79537
7765 * gimplify.c (gimplify_expr): Handle unused *&&L;.
7767 PR sanitizer/79558
7768 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
7770 2017-02-20 Jakub Jelinek <jakub@redhat.com>
7772 PR target/79568
7773 * config/i386/i386.c (ix86_expand_builtin): Handle
7774 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
7775 ix86_builtins_isa[fcode].isa as a requirement of those
7776 flags and any other flag in the bitmask.
7777 (ix86_init_mmx_sse_builtins): Use 0 instead of
7778 ~OPTION_MASK_ISA_64BIT as mask.
7779 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
7780 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
7781 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
7782 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
7784 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
7786 PR target/78012
7787 * lra-constraints.c (split_reg): Check requested split mode
7788 is supported by the register.
7790 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
7792 * lra-constraints.c (simplify_operand_subreg): Remove early
7793 return false.
7795 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
7797 PR target/78660
7798 * lra-constraints.c (curr_insn_transform): Tighten condition
7799 for converting SUBREG reloads from OP_OUT to OP_INOUT.
7801 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
7803 PR target/78660
7804 * lra-constraints.c (curr_insn_transform): Handle
7805 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
7807 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
7809 Revert:
7810 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
7812 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
7814 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
7816 PR c++/69523
7817 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
7818 description.
7820 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7822 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
7823 for FMA_EXPR.
7825 2017-02-18 Jakub Jelinek <jakub@redhat.com>
7827 * final.c (last_columnnum, override_columnnum): New variables.
7828 (final_start_function): Set last_columnnum, pass it to begin_prologue
7829 hook and pass 0 to dwarf2out_begin_prologue.
7830 (final_scan_insn): Update override_columnnum. Pass last_columnnum
7831 to source_line debug hook.
7832 (notice_source_line): Compute last_columnnum and for debug_column_info
7833 return true on column changes.
7834 * debug.h (struct gcc_debug_hooks): Add column argument to
7835 source_line and begin_prologue hooks.
7836 (debug_nothing_int_charstar_int_bool): Remove prototype.
7837 (debug_nothing_int_int_charstar,
7838 debug_nothing_int_int_charstar_int_bool): New prototypes.
7839 (dwarf2out_begin_prologue): Add column argument.
7840 * debug.c (do_nothing_debug_hooks): Adjust source_line and
7841 begin_prologue hooks.
7842 (debug_nothing_int_charstar_int_bool): Remove.
7843 (debug_nothing_int_int_charstar,
7844 debug_nothing_int_int_charstar_int_bool): New functions.
7845 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
7846 through to dwarf2out_source_line.
7847 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
7848 (dwarf2out_source_line): Add column argument, emit it if requested.
7849 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
7850 arguments.
7851 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
7852 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
7853 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
7854 through to dwarf2out_begin_prologue.
7855 (vmsdbgout_source_line): Add column argument, pass it through to
7856 dwarf2out_source_line.
7857 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
7858 dbxout_source_line caller.
7859 (dbxout_source_line): Add column argument.
7861 * common.opt (gno-column-info, gcolumn-info): New options.
7862 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
7863 (check_die): Also test for multiple DW_AT_decl_column attributes.
7864 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
7865 DW_AT_decl_column if requested.
7866 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
7867 if requested.
7868 (gen_variable_die): Likewise.
7869 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
7870 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
7872 PR target/79569
7873 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
7874 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
7875 (ix86_handle_option): Handle OPT_m3dnowa.
7876 * doc/invoke.texi (-m3dnowa): Document.
7877 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
7878 -m3dnowa instead of -m3dnow -march=athlon.
7880 PR target/79559
7881 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
7882 instead of gcc_assert for K, r and R code checks. Formatting fixes.
7884 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7886 PR target/79261
7887 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
7888 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
7889 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
7890 generator for vsx_xxpermdi_<mode>_be.
7891 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
7892 force big-endian semantics.
7893 (vsx_xxpermdi_<mode>_be): New define_expand with same
7894 implementation as previous version of vsx_xxpermdi_<mode>.
7896 2017-02-17 Jakub Jelinek <jakub@redhat.com>
7898 PR tree-optimization/79327
7899 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
7900 variable, its initialization and use.
7902 2017-02-17 Julia Koval <julia.koval@intel.com>
7904 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
7905 (OPTION_MASK_ISA_PKU_UNSET): New.
7906 (ix86_handle_option): Handle -mrdpid.
7907 * config/i386/cpuid.h (bit_RDPID): New.
7908 * config/i386/driver-i386.c (host_detect_local_cpu):
7909 Detect RDPID feature.
7910 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
7911 * config/i386/i386-c.c (ix86_target_macros_internal):
7912 Handle RDPID flag.
7913 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
7914 (ix86_valid_target_attribute_inner_p): Add "rdpid".
7915 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
7916 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
7917 * config/i386/i386.md (define_insn "rdpid"): New.
7918 * config/i386/i386.opt Add -mrdpid.
7919 * config/i386/immintrin.h (_rdpid_u32): New.
7921 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
7923 PR rtl-optimization/79541
7924 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
7925 instead of transforming it into USE.
7927 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
7929 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
7930 If HONOR_SNANS (SFmode) force the input to a register.
7931 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
7932 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
7933 an frsp or similar insn.
7935 2017-02-17 Martin Liska <mliska@suse.cz>
7937 PR rtl-optimization/79577
7938 * params.def (selsched-max-sched-times): Increase minimum to 1.
7940 2017-02-17 Martin Liska <mliska@suse.cz>
7942 PR rtl-optimization/79574
7943 * gcse.c (want_to_gcse_p): Prevent integer overflow.
7945 2017-02-17 Martin Liska <mliska@suse.cz>
7947 PR tree-optimization/79529
7948 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
7949 ssa_defined_default_def_p to handle cases which are implicitly
7950 defined.
7951 * tree-ssa.c (ssa_defined_default_def_p): New function.
7952 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
7953 which are implicitly defined.
7954 * tree-ssa.h (ssa_defined_default_def_p): Declare.
7956 2017-02-17 Richard Biener <rguenther@suse.de>
7958 PR middle-end/79576
7959 * params.def (max-ssa-name-query-depth): Limit to 10.
7961 2017-02-17 Richard Biener <rguenther@suse.de>
7963 PR tree-optimization/79552
7964 * tree-ssa-structalias.c (visit_loadstore): Properly verify
7965 default defs.
7967 2017-02-17 Richard Biener <rguenther@suse.de>
7969 PR bootstrap/79567
7970 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
7972 2017-02-17 Marek Polacek <polacek@redhat.com>
7974 PR middle-end/79536
7975 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
7976 (fold_negate_expr): New wrapper.
7978 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
7980 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
7981 Correct terminology and de-emphasize pre-standard behavior.
7983 2017-02-16 Alan Modra <amodra@gmail.com>
7985 PR rtl-optimization/79286
7986 * ira.c (def_dominates_uses): New function.
7987 (update_equiv_regs): Don't create an equivalence for insns that
7988 may trap where the register def does not dominate the use.
7990 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
7992 PR rtl-optimization/78127
7993 * lra.c (lra): Call lra_eliminate before finish the loop after
7994 lra_constraint.
7996 2017-02-16 Richard Biener <rguenther@suse.de>
7998 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
7999 isl/isl_val.h.
8000 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
8001 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
8002 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
8003 (isl_val_int_from_wi): New function.
8004 (extract_affine_gmp): Rename to ...
8005 (extract_affine_wi): ... this, take a widest_int.
8006 (extract_affine_int): Just wrap extract_affine_wi.
8007 (add_param_constraints): Use isl_val_int_from_wi.
8008 (add_loop_constraints): Likewise, and extract_affine_wi.
8010 2017-02-15 Jeff Law <law@redhat.com>
8012 PR middle-end/79521
8013 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
8014 ira_init_register_move_cost_if_necessary.
8016 2017-02-15 Martin Sebor <msebor@redhat.com>
8018 PR middle-end/32003
8019 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
8020 removed in a prior commit.
8022 2017-02-15 Bin Cheng <bin.cheng@arm.com>
8024 PR tree-optimization/79347
8025 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
8026 counters during peeling.
8028 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
8030 * Makefile.in (site.exp): Remove "set ISLVER".
8032 2017-02-15 Jakub Jelinek <jakub@redhat.com>
8034 PR target/79487
8035 * real.c (real_from_integer): Call real_convert even for decimal.
8037 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8039 PR target/79421
8040 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8042 2017-02-14 Andrew Pinski <apinski@cavium.com>
8044 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
8045 cores and change the partno/implementer to be correct.
8046 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
8047 the 'B" as the implementer.
8048 * config/aarch64/aarch64-tune.md: Regenerate.
8050 2017-02-14 Carl Love <cel@us.ibm.com>
8052 * config/rs6000/rs6000.c: Add case statement entry to make the
8053 xvcvuxdsp built-in argument unsigned.
8054 * config/rs6000/vsx.md: Fix the source and return operand types so they
8055 match the instruction definitions from the ISA document. Fix typo
8056 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
8057 statement.
8059 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
8061 PR target/79282
8062 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
8063 member early_clobber_alts.
8064 * lra-lives.c (reg_early_clobber_p): New.
8065 (process_bb_lives): Use it.
8066 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
8067 (debug_operand_data): Initialize early_clobber_alts.
8068 (setup_operand_alternative): Set up early_clobber_alts.
8069 (collect_non_operand_hard_regs): Ditto. Pass early clobber
8070 alternatives to new_insn_reg.
8071 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
8072 it.
8073 (lra_update_insn_regno_info): Pass the new arg.
8075 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8077 PR middle-end/79505
8078 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
8079 (new_oacc_loop_raw): Don't clear already cleared fields.
8081 PR target/79481
8082 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
8083 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
8084 _mm512_prefetch_i64gather_ps): New inline functions and macros.
8086 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
8088 PR target/79495
8089 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
8091 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
8093 PR target/79498
8094 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
8095 the extra instruction to the right place to store 128-bit constant
8096 when needed.
8098 2017-02-14 Martin Sebor <msebor@redhat.com>
8100 PR middle-end/79448
8101 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
8102 warning for strings of unknown length.
8104 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
8106 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
8108 2017-02-14 Jeff Law <law@redhat.com>
8110 PR target/79404
8111 * ira-costs.c (scan_one_insn): Initialize register move costs
8112 for pseudos seen in USE/CLOBBER insns.
8114 PR tree-optimization/79095
8115 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
8116 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
8117 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
8118 if the operands are known to be not equal, then the resulting range
8119 is ~[0,0].
8120 (intersect_ranges): If the new range is ~[0,0] and the old range is
8121 wide, then prefer ~[0,0].
8122 * tree-vrp.c (overflow_comparison_p_1): New function.
8123 (overflow_comparison_p): New function.
8124 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
8125 if NAME is used in an overflow test.
8126 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
8127 overflow check that can be expressed as an equality test, then adjust
8128 ops to be that equality test.
8130 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8132 * config/s390/s390-builtin-types.def: Remove flags argument.
8133 * config/s390/s390.c (s390_init_builtins): Likewise.
8135 2017-02-14 Martin Liska <mliska@suse.cz>
8137 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
8138 vector. Fix trailing white spaces.
8140 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
8142 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
8143 HFmode.
8145 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8147 PR rtl-optimization/68664
8148 * config/arm/arm.c (arm_sched_can_speculate_insn):
8149 New function. Declare prototype.
8150 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8152 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8154 PR rtl-optimization/68664
8155 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
8156 New function.
8157 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8159 2017-02-14 Amit Pawar <amit.pawar@amd.com>
8161 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
8162 max skip bytes for function, loop and jump.
8164 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8166 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
8167 ABS_EXPR for gimple dump.
8169 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8171 PR target/79462
8172 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
8174 PR tree-optimization/79408
8175 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
8176 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
8177 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
8178 also if rhs1 is INTEGER_CST.
8180 2017-02-14 Richard Biener <rguenther@suse.de>
8182 PR middle-end/79432
8183 * tree-into-ssa.c (insert_phi_nodes): When the function can
8184 have abnormal edges rewrite SSA names with broken use-def
8185 dominance out of SSA and register them for PHI insertion.
8187 2017-02-13 Martin Sebor <msebor@redhat.com>
8189 PR middle-end/79496
8190 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
8191 clearing info.nowrite flag when snprintf size argument is a range.
8193 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8195 * cprop.c (cprop_jump): Add missing space in string literal.
8196 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
8197 (get_constraint_for_component_ref): Likewise.
8198 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
8199 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
8200 * lra-constraints.c (process_alt_operands): Likewise.
8201 * ipa-inline.c (inline_small_functions): Likewise.
8202 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
8203 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
8204 * trans-mem.c (diagnose_tm_1_op): Likewise.
8205 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
8206 (grid_parallel_clauses_gridifiable): Likewise.
8208 * config/nvptx/mkoffload.c (process): Add space in between
8209 , and %d.
8211 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
8212 "MOD4_SSE_REGS" and "ALL_REGS".
8214 * spellcheck.c (test_data): Add , in between "foo" and "food".
8216 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8218 PR target/79449
8219 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
8220 boundary crossing check and subsequent code generation agree.
8222 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8224 * config/aarch64/aarch64.c (has_memory_op): Delete.
8225 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
8226 has_memory_op.
8228 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8230 PR rtl-optimization/79388
8231 PR rtl-optimization/79450
8232 * combine.c (distribute_notes): When removing TEM_INSN for which
8233 corresponding dest has last value recorded, invalidate that last
8234 value.
8236 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8238 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
8239 of explicit '@'. Add missing assembly comment marker on branch costs
8240 printout.
8242 2017-02-13 Nathan Sidwell <nathan@acm.org>
8244 * gengtype-lex.l (<in_struct>): Add '/'.
8246 2017-02-13 Martin Liska <mliska@suse.cz>
8248 PR c/79471
8249 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
8251 2017-02-13 Richard Biener <rguenther@suse.de>
8253 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
8254 Remove.
8255 * configure: Re-generate.
8256 * config.in: Likewise.
8257 * graphite-dependences.c: Simplify as if
8258 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
8259 * graphite-isl-ast-to-gimple.c: Likewise.
8260 * graphite-optimize-isl.c: Likewise.
8261 * graphite-poly.c: Likewise.
8262 * graphite-sese-to-poly.c: Likewise.
8263 * graphite.h: Likewise.
8264 * toplev.c: Include isl/version.h and use isl_version () for
8265 printing the ISL version.
8266 * doc/install.texi: Update ISL requirement.
8268 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8270 * doc/standards.texi (Standards): Update reference to
8271 Objective-C 2.0.
8273 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8275 * doc/extend.texi (Named Address Spaces): sourceware.org now
8276 defaults to https.
8277 * doc/install.texi (Binaries): Ditto.
8278 (Specific): Ditto.
8280 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8282 * doc/cpp.texi: Replace "stringify"/"stringification" with C
8283 standard terminology "stringize"/"stringizing" throughout.
8284 * doc/cppinternals.texi: Likewise.
8286 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8288 * doc/extend.texi: Fix some spelling mistakes and typos.
8289 * doc/invoke.texi: Likewise.
8291 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8293 PR ipa/79224
8294 * params.def (inline-min-speedup) Change from 10 to 8.
8296 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8298 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
8299 4.5.
8301 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8303 PR ipa/79224
8304 * ipa-inline-analysis.c (get_minimal_bb): New function.
8305 (record_modified): Use it.
8306 (remap_edge_change_prob): Handle also ancestor functions.
8308 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
8310 * doc/contrib.texi (Contributors): Remove broken link into
8311 the Mauve CVS repository.
8313 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8315 PR middle-end/79454
8316 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
8317 result computation whenever lhs doesn't have vector mode, not
8318 just when it has BLKmode.
8320 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8322 * doc/makefile.texi (profiledbootstrap): Refer to the
8323 installation instructions only in textual form.
8325 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8327 PR target/79295
8328 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
8330 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8332 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
8333 (Specific): Update mingw-w64 reference.
8334 (Binaries): Ditto.
8335 (Specific): Remove broken link to Renesas RX processor.
8337 2017-02-10 Richard Biener <rguenther@suse.de>
8339 * toplev.c (process_options): Do not mention obsolete graphite
8340 options when printing sorry message about missing graphite support.
8341 Mention -floop-nest-optimize.
8343 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
8345 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
8346 (vtst_p16): Likewise.
8347 (vtstq_p8): Likewise.
8348 (vtstq_p16): Likewise.
8349 (vtst_p64): New.
8350 (vtstq_p64): Likewise.
8351 * config/arm/arm_neon.h (vgetq_lane_p64): New.
8352 (vset_lane_p64): New.
8353 (vsetq_lane_p64): New.
8355 2017-02-10 Jakub Jelinek <jakub@redhat.com>
8357 PR tree-optimization/79411
8358 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
8359 stmt operands are SSA_NAMEs used in abnormal phis.
8360 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
8361 phis.
8363 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8365 PR ipa/70795
8366 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
8367 flag if needed.
8369 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8371 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
8373 2017-02-09 Jakub Jelinek <jakub@redhat.com>
8375 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
8376 to avoid warning.
8378 PR c/79413
8379 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
8380 not arbitrary TREE_CONSTANT.
8382 PR c/79431
8383 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
8384 "omp declare target link" attribute unless is_global_var.
8385 * omp-offload.c (find_link_var_op): Likewise.
8387 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
8388 Chung-Lin Tang <cltang@codesourcery.com>
8390 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
8391 OMP_CLAUSE_TILE.
8392 (gimplify_adjust_omp_clauses): Don't delete TILE.
8393 (gimplify_omp_for): Deal with TILE.
8394 * internal-fn.c (expand_GOACC_TILE): New function.
8395 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
8396 (GOACC_TILE): New.
8397 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
8398 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
8399 element fields.
8400 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
8401 avoid DIV for outermost collapse var.
8402 (expand_oacc_for): Insert tile element loop as needed. Adjust.
8403 Remove out of date comments, fix whitespace.
8404 * omp-general.c (omp_extract_for_data): Deal with tiling.
8405 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
8406 adjust OLF_DIM_BASE value.
8407 (struct omp_for_data): Add tiling field.
8408 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
8409 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
8410 for auto loops. Remove default auto determining, moved to
8411 oacc_loop_fixed_partitions.
8412 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
8413 stmts, add e_mask field.
8414 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
8415 (oacc_thread_numbers): Use oacc_dim_call.
8416 (oacc_xform_tile): New.
8417 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
8418 (finish_oacc_loop): Adjust for ifns vector.
8419 (oacc_loop_discover_walk): Append loop abstraction sites to list,
8420 add case for GOACC_TILE fns.
8421 (oacc_loop_xform_loop): Delete.
8422 (oacc_loop_process): Iterate over call list directly, and add
8423 handling for GOACC_TILE fns.
8424 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
8425 dump partitioning.
8426 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
8427 vector partitioning to outer loops. Assign 2 partitions to loops
8428 when available. Add TILE handling.
8429 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
8430 (execite_oacc_device_lower): Process GOACC_TILE fns,
8431 ignore unknown specs.
8432 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
8433 * tree.c (omp_clause_num_ops): Adjust TILE ops.
8434 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
8436 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
8438 * configure.ac (ACX_BUGURL): Update.
8439 * configure: Regenerate.
8441 2017-02-09 Richard Biener <rguenther@suse.de>
8443 PR tree-optimization/69823
8444 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
8445 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
8447 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8449 * config/arc/arc-c.def: Add __NPS400__ definition.
8450 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
8451 (TARGET_NPS400): Define.
8453 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8455 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
8456 file.
8457 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
8458 pointer, arch_info.
8459 (arc_cpu_types): Fill the arch_info field with a pointer into the
8460 arc_arch_types table.
8461 (arc_selected_cpu): Declare.
8462 * config/arc/arc.c (arc_selected_cpu): Make global.
8463 (arc_selected_arch): Delete.
8464 (arc_base_cpu): Delete.
8465 (arc_override_options): Remove references to deleted variables,
8466 update access to arch information.
8467 (ARC_OPT): Update access to arch information.
8468 (ARC_OPTX): Likewise.
8469 * config/arc/arc.h (arc_base_cpu): Remove declaration.
8470 (TARGET_ARC600): Update access to arch information.
8471 (TARGET_ARC601): Likewise.
8472 (TARGET_ARC700): Likewise.
8473 (TARGET_EM): Likewise.
8474 (TARGET_HS): Likewise.
8475 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
8476 information.
8478 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
8480 PR target/78604
8481 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
8482 condition/operands for integer GE/LE/GEU/LEU operations.
8484 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
8486 PR translation/79397
8487 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
8488 of AltiVec.
8490 2017-02-08 Martin Jambor <mjambor@suse.cz>
8492 PR ipa/79375
8493 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
8494 whether allocation happened.
8495 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
8496 nothing was allocated.
8498 2017-02-08 Jakub Jelinek <jakub@redhat.com>
8500 PR tree-optimization/79408
8501 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
8502 constant, but SSA_NAME with a known integer range, use the minimum
8503 of that range instead of op1 to determine if modulo can be replaced
8504 with its first operand.
8506 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8508 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
8510 2017-02-08 Richard Biener <rguenther@suse.de>
8512 PR tree-optimization/71824
8513 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
8514 Check all loops contained in the merged region.
8516 2017-02-07 Andrew Pinski <apinski@cavium.com>
8518 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
8520 2017-02-07 Andrew Pinski <apinski@cavium.com>
8522 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
8523 (thunderxt88): Likewise.
8524 (thunderxt81): Disable LSE and change v8.1 to v8.
8525 (thunderxt83): Likewise.
8527 2017-02-07 Jakub Jelinek <jakub@redhat.com>
8528 Richard Biener <rguenther@suse.de>
8530 PR middle-end/79399
8531 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
8532 type from int to size_t.
8533 * ira-costs.c (struct_costs_size): Change type from int to size_t.
8535 2017-02-07 Jakub Jelinek <jakub@redhat.com>
8537 PR rtl-optimization/79386
8538 * cprop.c (bypass_conditional_jumps): Initialize
8539 bypass_last_basic_block already before splitting bbs after
8540 unconditional traps...
8541 (bypass_conditional_jumps): ... rather than here.
8543 PR target/79299
8544 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
8545 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
8546 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
8547 fix -masm=intel patterns.
8549 2017-02-07 Richard Biener <rguenther@suse.de>
8551 PR tree-optimization/79256
8552 PR middle-end/79278
8553 * builtins.c (get_object_alignment_2): Use min_align_of_type
8554 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
8555 and ADJUST_FIELD_ALIGN.
8557 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
8558 type parameter.
8559 * doc/tm.texi: Regenerate.
8560 * stor-layout.c (layout_decl): Adjust.
8561 (update_alignment_for_field): Likewise.
8562 (place_field): Likewise.
8563 (min_align_of_type): Likewise.
8564 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
8565 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
8566 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
8567 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
8568 * config/frv/frv.c (frv_adjust_field_align): Likewise.
8569 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
8570 * config/i386/i386.c (x86_field_alignment): Likewise.
8571 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8572 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
8573 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
8574 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8575 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
8576 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
8577 Likewise.
8579 Revert
8580 2017-01-30 Richard Biener <rguenther@suse.de>
8582 PR tree-optimization/79256
8583 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
8584 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
8585 alignment on TYPE.
8587 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
8589 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
8590 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
8591 builtins to SImode and emit a zero-extend, if necessary.
8593 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8595 * docs/invoke.texi (RISC-V Options): Alphabetize.
8597 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8599 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
8600 options.
8602 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8604 * config/riscv/riscv.c: New file.
8605 * gcc/common/config/riscv/riscv-common.c: Likewise.
8606 * config.gcc: Likewise.
8607 * config/riscv/constraints.md: Likewise.
8608 * config/riscv/elf.h: Likewise.
8609 * config/riscv/generic.md: Likewise.
8610 * config/riscv/linux.h: Likewise.
8611 * config/riscv/multilib-generator: Likewise.
8612 * config/riscv/peephole.md: Likewise.
8613 * config/riscv/pic.md: Likewise.
8614 * config/riscv/predicates.md: Likewise.
8615 * config/riscv/riscv-builtins.c: Likewise.
8616 * config/riscv/riscv-c.c: Likewise.
8617 * config/riscv/riscv-ftypes.def: Likewise.
8618 * config/riscv/riscv-modes.def: Likewise.
8619 * config/riscv/riscv-opts.h: Likewise.
8620 * config/riscv/riscv-protos.h: Likewise.
8621 * config/riscv/riscv.h: Likewise.
8622 * config/riscv/riscv.md: Likewise.
8623 * config/riscv/riscv.opt: Likewise.
8624 * config/riscv/sync.md: Likewise.
8625 * config/riscv/t-elf-multilib: Likewise.
8626 * config/riscv/t-linux: Likewise.
8627 * config/riscv/t-linux-multilib: Likewise.
8628 * config/riscv/t-riscv: Likewise.
8629 * configure.ac: Likewise.
8630 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
8631 Waterman as RISC-V maintainers.
8632 * doc/install.texi: Add RISC-V entries.
8633 * doc/invoke.texi: Add RISC-V options section.
8634 * doc/md.texi: Add RISC-V constraints section.
8635 * configure: Regenerated.
8637 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8639 PR target/66144
8640 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
8641 false values to be constant vectors with all 0 or all 1 bits set.
8642 (vcondu<mode><mode>): Likewise.
8643 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
8644 predicate.
8645 (fpmask_comparison_operator): Update comment.
8646 (vecint_comparison_operator): New predicate.
8647 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
8648 vector conditionals when the true and false values are constant
8649 vectors with all 0 bits or all 1 bits set.
8651 2017-02-06 Martin Sebor <msebor@redhat.com>
8653 PR tree-optimization/79376
8654 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
8656 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
8658 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
8659 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
8660 to simplify split condition.
8662 2017-02-06 Jakub Jelinek <jakub@redhat.com>
8664 * omp-expand.c (oxpand_omp_atomic_fetch_op,
8665 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
8666 false.
8668 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
8670 PR rtl-optimization/68664
8671 * target.def (can_speculate_insn): New hook.
8672 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
8673 * doc/tm.texi: Regenerate.
8674 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
8675 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
8676 (rs6000_sched_can_speculate_insn): New function.
8678 2017-02-06 Jakub Jelinek <jakub@redhat.com>
8680 PR tree-optimization/79284
8681 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
8682 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
8683 vectorizable_mask_load_store, vectorizable_operation,
8684 vect_is_simple_cond, get_same_sized_vectype): Use it instead
8685 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
8686 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
8687 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
8688 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
8689 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8690 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
8691 is_gimple_assign (stmt). Replace another such test with
8692 is_gimple_assign (stmt).
8694 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
8696 PR target/78883
8697 * config/avr/avr.c (rtl-iter.h): Include it.
8698 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
8699 (avr_legitimate_combined_insn): ...and implementation.
8701 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
8703 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
8704 * config/s390/s390.c (s390_const_operand_ok)
8705 (s390_canonicalize_comparison, s390_extract_part)
8706 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
8707 (s390_contiguous_bitmask_p, s390_rtx_costs)
8708 (legitimize_pic_address): Likewise.
8709 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
8710 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
8711 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
8712 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
8713 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
8715 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
8717 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
8718 REGNO($0) == REGNO($1).
8720 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8722 * config/s390/linux.h(SIZE_TYPE): Add comment.
8724 2017-02-06 Julian Brown <julian@codesourcery.com>
8725 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
8726 Virendra Pathak <virendra.pathak@broadcom.com>
8728 * config/aarch64/aarch64-cores.def: Change the scheduler
8729 to Thunderx2t99.
8730 * config/aarch64/aarch64.md: Include thunderx2t99.md.
8731 * config/aarch64/thunderx2t99.md: New file.
8733 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
8735 * doc/standards.texi (Go Language): Update link to language
8736 standard.
8738 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
8740 * tree-eh.c (lower_resx): Sanitize profile.
8741 (cleanup_empty_eh_move_lp): Likewise.
8743 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
8745 PR tree-ssa/79347
8746 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
8747 ELSE_PROB.
8748 * cfgloopmanip.h (loop_version): Update prototype.
8749 * modulo-sched.c (sms_schedule): Update call of loop_version.
8750 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
8751 * tree-parloops.c (gen_parallel_loop): Likewise.
8752 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
8753 * tree-ssa-loop-split.c (split_loop): Likewise.
8754 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
8755 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
8757 2017-02-05 Martin Liska <mliska@suse.cz>
8759 PR bootstrap/78985
8760 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
8761 variable to NULL.
8762 (print_operand_address): Initialize a struct to zero.
8764 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
8766 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
8767 garbage collector only in textual form.
8769 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
8771 * doc/extend.texi (x86 specific memory model extensions for
8772 transactional memory): Simplify a phrase.
8774 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
8776 PR target/79353
8777 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
8778 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
8779 (atomic_storedi_1): Likewise.
8781 2017-02-04 Jakub Jelinek <jakub@redhat.com>
8783 PR tree-optimization/79338
8784 * tree-parloops.c (gather_scalar_reductions): Don't call
8785 vect_analyze_loop_form for loop->inner before destroying loop's
8786 loop_vinfo.
8788 2017-02-03 Martin Sebor <msebor@redhat.com>
8790 PR tree-optimization/79327
8791 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
8792 when precision has resulted in leading zeros.
8793 (format_integer): Adjust the likely counter to assume an unknown
8794 argument that may be zero is non-zero.
8796 2017-02-03 Jason Merrill <jason@redhat.com>
8798 PR c++/78689
8799 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
8800 avoid copying non-taken branch.
8802 2017-02-03 Jakub Jelinek <jakub@redhat.com>
8804 PR tree-optimization/79340
8805 * tree-vect-loop.c (vectorizable_reduction): Release
8806 vec_defs elements after safe_splicing them into other vectors.
8807 Formatting fixes.
8809 PR tree-optimization/79327
8810 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
8811 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
8812 dirtype.
8813 (format_integer): Use wide_int_to_tree instead of build_int_cst
8814 + to_?hwi. If argmin is NULL, just set argmin and argmax to
8815 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
8816 of shortest and longest sequence.
8818 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
8820 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
8821 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
8823 2017-02-03 Walter Lee <walt@tilera.com>
8825 PR target/78862
8826 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
8827 after initial stackframe link reg save.
8828 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
8830 2017-02-03 Jakub Jelinek <jakub@redhat.com>
8832 PR target/79354
8833 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
8834 wu for stxssp alternative.
8836 2017-02-03 Martin Sebor <msebor@redhat.com>
8838 PR tree-optimization/79352
8839 * gimple-fold.c (get_range_strlen): Add argument.
8840 (get_range_strlen): Change return type to bool.
8841 (get_maxval_strlen): Pass in a dummy argument.
8842 * gimple-fold.h (get_range_strlen): Change return type to bool.
8843 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
8844 * tree.h (array_at_struct_end_p): Add argument.
8845 * tree.c (array_at_struct_end_p): Handle it.
8847 2017-02-03 Martin Liska <mliska@suse.cz>
8849 PR lto/66295
8850 * multiple_target.c (create_dispatcher_calls): Redirect edge
8851 from a caller of a dispatcher.
8852 (expand_target_clones): Make the clones local.
8853 (ipa_target_clone): Do both target clones and resolvers.
8854 (ipa_dispatcher_calls): Remove the pass.
8855 (pass_dispatcher_calls::gate): Likewise.
8856 (make_pass_dispatcher_calls): Likewise.
8857 * passes.def (pass_target_clone): Put as very first IPA early
8858 pass.
8860 2017-02-03 Martin Liska <mliska@suse.cz>
8862 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
8863 in case of a function with ifunc attribute.
8865 2017-02-03 Martin Liska <mliska@suse.cz>
8867 * cgraph.c (cgraph_node::dump): Dump function version info.
8868 * symtab.c (symtab_node::dump_base): Add missing new line.
8870 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
8872 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
8873 (ifcombine_ifandif): Use it.
8875 2017-02-03 Martin Liska <mliska@suse.cz>
8877 * doc/invoke.texi: Document default value for
8878 use-after-scope-direct-emission-threshold.
8880 2017-02-03 Martin Liska <mliska@suse.cz>
8882 PR tree-optimization/79339
8883 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
8884 (format_floating): Likewise.
8886 2017-02-03 Martin Liska <mliska@suse.cz>
8888 PR ipa/79337
8889 * ipa-prop.c (ipa_node_params_t::insert): Remove current
8890 implementation.
8891 (ipa_node_params_t::remove): Likewise.
8892 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
8893 initialization from removed ipa_node_params_t::insert.
8894 (ipa_node_params::~ipa_node_params): Move from removed
8895 ipa_node_params_t::release.
8896 * symbol-summary.h (symbol_summary::m_released): New member.
8897 Do not release a summary twice. Do not allow to call finalizer
8898 for types of a summary that live in GGC memory.
8900 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
8902 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
8903 cmp_branch fusion.
8905 2017-02-02 Martin Sebor <msebor@redhat.com>
8907 PR middle-end/79275
8908 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
8909 (format_string): Tighten up the range of output for non-constant
8910 strings and correct the expected range for wide non-constant strings.
8912 2017-02-02 Martin Sebor <msebor@redhat.com>
8914 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
8916 PR middle-end/32003
8917 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
8918 index.
8919 (-fdump-tree-@var): Add to index and document how to come up
8920 with pass-specific option and dump file names.
8921 (-fdump-passes): Clarify where to look for output.
8923 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
8925 PR middle-end/77445
8926 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
8927 statistics of the analyzed path; allow threading for speed when
8928 any of BBs along the path are optimized for speed.
8930 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
8932 PR middle-end/78468
8933 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
8934 settings of the virtual registers.
8936 Revert again
8937 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8939 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8940 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8941 needed.
8943 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8945 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
8946 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
8948 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8950 * config/s390/s390.md: Add missing comments with the expanded
8951 mnemonics.
8952 * config/s390/vector.md: Likewise.
8953 * config/s390/vx-builtins.md: Likewise.
8955 2017-02-02 Jakub Jelinek <jakub@redhat.com>
8957 PR target/79197
8958 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
8959 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
8960 conditions on a single line.
8962 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8964 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
8965 __S390_VX__ to __VX__.
8967 2017-02-01 Andrew Pinski <apinski@cavium.com>
8969 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
8970 stmt_info to record_stmt_cost.
8971 (vect_get_known_peeling_cost): Pass stmt_info if known to
8972 record_stmt_cost.
8973 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
8974 cpu_vector_cost field into
8975 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
8976 field into vec_int_stmt_cost and vec_fp_stmt_cost.
8977 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
8978 splitting of scalar_stmt_cost and vec_stmt_cost.
8979 (thunderx_vector_cost): Likewise.
8980 (cortexa57_vector_cost): LIkewise.
8981 (exynosm1_vector_cost): Likewise.
8982 (xgene1_vector_cost): Likewise.
8983 (thunderx2t99_vector_cost): Improve after the splitting of the two
8984 fields.
8985 (aarch64_builtin_vectorization_cost): Update for the splitting of
8986 scalar_stmt_cost and vec_stmt_cost.
8988 2017-02-01 Torvald Riegel <triegel@redhat.com>
8989 Richard Henderson <rth@redhat.com>
8991 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
8992 conditional on existance of a fast atomic load.
8993 * optabs-query.c (can_atomic_load_p): New function.
8994 * optabs-query.h (can_atomic_load_p): Declare it.
8995 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
8996 no fast atomic load is available for the particular size of access.
8997 (expand_atomic_compare_and_swap): Likewise.
8998 (expand_atomic_load): Likewise.
8999 (expand_atomic_store): Likewise.
9000 (expand_atomic_fetch_op): Likewise.
9001 * testsuite/lib/target-supports.exp
9002 (check_effective_target_sync_int_128): Remove x86 because it provides
9003 no fast atomic load.
9004 (check_effective_target_sync_int_128_runtime): Likewise.
9006 2017-02-01 Richard Biener <rguenther@suse.de>
9008 * graphite.c: Include tree-vectorizer.h for find_loop_location.
9009 (graphite_transform_loops): Provide opt-info for optimized nests.
9010 * tree-parloop.c (parallelize_loops): Provide opt-info for
9011 parallelized loops.
9013 2017-02-01 Richard Biener <rguenther@suse.de>
9015 PR middle-end/79315
9016 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
9017 was not set before.
9019 2017-02-01 Richard Biener <rguenther@suse.de>
9021 PR tree-optimization/71824
9022 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9023 Verify the loops are valid in the merged SESE region.
9024 (scop_detection::can_represent_loop_1): Check analyzing the
9025 evolution of the number of iterations in the region succeeds.
9027 2017-01-31 Ian Lance Taylor <iant@golang.org>
9029 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
9030 REG_ARGS_SIZE note to 32-bit push insns and call insn.
9032 2017-01-31 David Malcolm <dmalcolm@redhat.com>
9034 PR preprocessor/79210
9035 * input.c (get_substring_ranges_for_loc): Replace line_width
9036 assertion with error-handling.
9038 2017-01-31 Richard Biener <rguenther@suse.de>
9040 PR tree-optimization/77318
9041 * graphite-sese-to-poly.c (extract_affine): Fix assert.
9042 (create_pw_aff_from_tree): Take loop parameter.
9043 (add_condition_to_pbb): Pass loop of the condition to
9044 create_pw_aff_from_tree.
9046 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9048 * config/s390/s390.c (s390_asan_shadow_offset): New function.
9049 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
9051 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9053 PR target/78597
9054 PR target/79038
9055 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
9056 no longer used.
9057 (convert_int_to_float128): Likewise.
9058 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
9059 (convert_int_to_float128): Likewise.
9060 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
9061 (UNSPEC_IEEE128_CONVERT): Likewise.
9062 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
9063 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
9064 Use local variables for IBM extended format.
9065 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
9066 (fix_trunc<mode>si2_fprs): Likewise.
9067 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9068 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
9069 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
9070 to know that we can now have integers of all sizes in vector
9071 registers.
9072 (fix<uns>_<mode>di2_hw): Likewise.
9073 (float<uns>_<mode>si2_hw): Likewise.
9074 (fix_<mode>si2_hw): Likewise.
9075 (fixuns_<mode>si2_hw): Likewise.
9076 (float<uns>_<mode>di2_hw): Likewise.
9077 (float_<mode>di2_hw): Likewise.
9078 (float_<mode>si2_hw): Likewise.
9079 (floatuns_<mode>di2_hw): Likewise.
9080 (floatuns_<mode>si2_hw): Likewise.
9081 (xscvqp<su>wz_<mode>): Delete, no longer used.
9082 (xscvqp<su>dz_<mode>): Likewise.
9083 (xscv<su>dqp_<mode>): Likewise.
9084 (ieee128_mfvsrd_64bit): Likewise.
9085 (ieee128_mfvsrd_32bit): Likewise.
9086 (ieee128_mfvsrwz): Likewise.
9087 (ieee128_mtvsrw): Likewise.
9088 (ieee128_mtvsrd_64bit): Likewise.
9089 (ieee128_mtvsrd_32bit): Likewise.
9091 2017-01-31 Martin Liska <mliska@suse.cz>
9093 PR ipa/79285
9094 * ipa-prop.c (ipa_free_all_node_params): Call release method
9095 instead of ~sumbol_summary to not to trigger double times
9096 dtor of hash_map.
9098 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
9100 PR tree-optimization/71691
9101 * bitmap.h (class auto_bitmap): New.
9102 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
9103 is_maybe_undefined instead of ssa_undefined_value_p.
9105 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9107 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9108 __S390_ARCH_LEVEL__ to __ARCH__.
9110 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9112 PR tree-optimization/79267
9113 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
9114 if should_remove_lhs_p is true.
9116 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
9118 PR debug/63238
9119 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
9120 (add_alignment_attribute): New.
9121 (base_type_die): Add alignment attribute.
9122 (subrange_type_die): Likewise.
9123 (modified_type_die): Likewise.
9124 (gen_array_type_die): Likewise.
9125 (gen_descr_array_type_die: Likewise.
9126 (gen_enumeration_type_die): Likewise.
9127 (gen_subprogram_die): Likewise.
9128 (gen_variable_die): Likewise.
9129 (gen_field_die): Likewise.
9130 (gen_ptr_to_mbr_type_die): Likewise.
9131 (gen_struct_or_union_type_die): Likewise.
9132 (gen_subroutine_type_die): Likewise.
9133 (gen_typedef_die): Likewise.
9134 (base_type_cmp): Compare alignment attribute.
9136 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9138 PR target/79170
9139 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
9140 (setb_unsigned) New pattern for setb with CCUNS.
9141 * config/rs6000/rs6000.c (expand_block_compare): Use a different
9142 subfc./subfe sequence to avoid overflow problems. Generate a
9143 shorter sequence with cmpld/setb for power9.
9144 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
9145 for generating subfc. instruction.
9146 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
9147 now uses this instruction.
9149 2017-01-30 Ian Lance Taylor <iant@google.com>
9151 PR debug/79289
9152 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
9153 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
9155 2017-01-30 Martin Sebor <msebor@redhat.com>
9157 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
9158 Move constant to the right of a relational operator.
9159 (get_mpfr_format_length, format_character, format_string): Ditto.
9160 (should_warn_p, maybe_warn): Same.
9162 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
9164 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
9166 PR lto/79061
9167 * asan.c (get_translation_unit_decl): Remove function.
9168 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
9170 2017-01-30 Martin Liska <mliska@suse.cz>
9172 PR gcov-profile/79259
9173 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
9174 -fprofile-generate.
9176 2017-01-30 Martin Liska <mliska@suse.cz>
9178 PR bootstrap/78985
9179 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
9180 Initialize variables with NULL value.
9182 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
9184 PR target/79260
9185 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
9186 tm_p_file.
9187 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
9189 2017-01-30 Richard Biener <rguenther@suse.de>
9191 PR tree-optimization/79276
9192 * tree-vrp.c (process_assert_insertions): Properly adjust common
9193 when removing a duplicate.
9195 * gcc.dg/torture/pr79276.c: New testcase.
9197 2017-01-30 Richard Biener <rguenther@suse.de>
9199 PR tree-optimization/79256
9200 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
9201 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
9202 alignment on TYPE.
9203 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
9205 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
9207 PR target/79240
9208 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
9209 ("*r<noxa>sbg_<mode>_sll_bitmask")
9210 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9211 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
9212 Use contiguous_bitmask_nowrap_operand.
9214 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9216 PR target/79268
9217 * config/rs6000/altivec.h (vec_xl): Revise #define.
9218 (vec_xst): Likewise.
9220 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
9222 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
9224 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
9226 PR rtl-optimization/79194
9227 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
9228 traps before call to bypass_conditional_jumps.
9230 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9232 PR tree-optimization/71374
9233 * lra-constraints.c (check_conflict_input_operands): New.
9234 (match_reload): Use it.
9236 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9238 PR target/79131
9239 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
9240 account to calculate conflict_set.
9242 2017-01-27 Bin Cheng <bin.cheng@arm.com>
9244 PR rtl-optimization/78559
9245 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
9246 other_insn in combine.
9248 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
9250 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
9251 uint16_type_node for BT_UINT16.
9253 2017-01-27 David Malcolm <dmalcolm@redhat.com>
9255 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
9256 "RTL Tests" to menu.
9257 (GIMPLE Tests): New node.
9258 (RTL Tests): New node.
9260 2017-01-27 Richard Biener <rguenther@suse.de>
9262 PR tree-optimization/79245
9263 * tree-loop-distribution.c (distribute_loop): Apply cost
9264 modeling also to detected patterns.
9266 2017-01-27 Richard Biener <rguenther@suse.de>
9268 PR tree-optimization/71433
9269 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
9270 (compare_assert_loc): New function.
9271 (process_assert_insertions): Sort and optimize assert locations
9272 to remove duplicates and push down identical assertions on
9273 edges to their destination block.
9275 2017-01-27 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/79244
9278 * tree-vrp.c (remove_range_assertions): Forcefully propagate
9279 out SSA names even if abnormal.
9281 2017-01-27 Jakub Jelinek <jakub@redhat.com>
9283 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
9284 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
9285 instead of MPFR_RNDN.
9287 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
9289 PR target/79239
9290 * arm.c (arm_option_override): Don't call build_target_option_node
9291 until after doing all option overrides.
9292 (arm_valid_target_attribute_tree): Likewise.
9294 2017-01-27 Martin Liska <mliska@suse.cz>
9296 * doc/invoke.texi (-fprofile-arcs): Document profiling support
9297 for {cd}tors and C++ {cd}tors.
9299 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
9301 * config/s390/s390.md ("*setmem_long_and")
9302 ("*setmem_long_and_31z"): Use zero_extend instead of and.
9304 2017-01-26 Martin Sebor <msebor@redhat.com>
9306 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
9307 of precision.
9309 2017-01-26 Martin Sebor <msebor@redhat.com>
9311 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
9312 HAVE_DFmode before using XFmode or DFmode.
9313 (parse_directive): Avoid using the z length modifier to avoid
9314 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
9316 PR middle-end/78703
9317 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
9318 to accept adjustment as an array.
9319 (get_int_range): New function.
9320 (struct directive): Make width and prec arrays.
9321 (directive::set_width, directive::set_precision): Call get_int_range.
9322 (format_integer, format_floating): Handle width and precision ranges.
9323 (format_string, parse_directive): Same.
9325 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9327 PR debug/79129
9328 * dwarf2out.c (generate_skeleton_bottom_up): For children with
9329 comdat_type_p set, just clone them, but keep the children in the
9330 original DIE.
9332 PR debug/78835
9333 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
9334 which have direct callers with -fvar-tracking-assignments enabled
9335 in the current TU.
9336 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
9337 inside of type units.
9339 2017-01-26 Martin Sebor <msebor@redhat.com>
9341 PR middle-end/78703
9342 * gimple-ssa-sprintf.c (struct result_range): Add likely and
9343 unlikely counters.
9344 (struct format_result): Replace number_chars, number_chars_min,
9345 and number_chars_max with a single member of struct result_range.
9346 Remove bounded.
9347 (format_result::operator+=): Adjust.
9348 (struct fmtresult): Remove bounded. Handle likely and unlikely
9349 counters.
9350 (fmtresult::adjust_for_width_or_precision): New function.
9351 (fmtresult:type_max_digits): New function.
9352 (bytes_remaining): Handle likely and unlikely counters.
9353 (min_bytes_remaining): Remove.
9354 (format_percent): Simplify.
9355 (format_integer, format_floating): Set likely and unlikely counters.
9356 (get_string_length, format_character, format_string): Same.
9357 (format_plain, should_warn_p): New function.
9358 (maybe_warn): Call should_warn_p. Update diagnostic messages
9359 and handle those for all directives, including plain strings.
9360 (format_directive): Handle likely and unlikely counters.
9361 Remove unnecessary quoting from diagnostics. Add an informational
9362 note.
9363 (add_bytes): Remove.
9364 (pass_sprintf_length::compute_format_length): Simplify.
9365 (try_substitute_return_value): Handle likely and unlikely counters.
9367 2017-01-26 Carl Love <cel@us.ibm.com>
9369 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
9370 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
9372 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
9374 PR target/79131
9375 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
9376 endianess for subregs into account.
9377 * lra-constraints.c (lra_constraints): Do risky transformations
9378 always on the first iteration.
9379 * lra-lives.c (check_pseudos_live_through_calls): Add arg
9380 last_call_used_reg_set.
9381 (process_bb_lives): Define and use last_call_used_reg_set.
9382 * lra.c (lra): Always continue after lra_constraints on the first
9383 iteration.
9385 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
9387 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
9388 constant.
9389 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
9391 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9393 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
9394 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
9395 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
9396 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
9397 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
9398 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
9399 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
9400 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
9401 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
9403 2017-01-26 Marek Polacek <polacek@redhat.com>
9405 PR c/79199
9406 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
9407 for the third operand.
9409 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9411 PR middle-end/79236
9412 * omp-low.c (struct omp_context): Add simt_stmt field.
9413 (scan_omp_for): Return omp_context *.
9414 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
9415 context to the _simt_ SIMD stmt.
9416 (lower_omp_for): For combined SIMD with sibling _simt_
9417 SIMD, make sure to use the same decls in _looptemp_
9418 clauses as in the sibling.
9420 2017-01-26 David Sherwood <david.sherwood@arm.com>
9422 PR middle-end/79212
9423 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
9424 all contexts.
9426 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9428 PR target/70465
9429 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
9430 emit fld b; fld a; if possible.
9432 * brig-builtins.def: Update copyright years.
9433 * config/arm/arm_acle_builtins.def: Update copyright years.
9435 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9437 PR target/79179
9438 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
9439 constraint instead of o for the stxsd instruction.
9441 2017-01-25 Carl Love <cel@us.ibm.com>
9443 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
9444 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
9446 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
9448 * doc/invoke.texi (C++ Dialect Options): Fix typo.
9450 2017-01-25 Richard Biener <rguenther@suse.de>
9452 PR tree-optimization/69264
9453 * target.def (vector_alignment_reachable): Improve documentation.
9454 * doc/tm.texi: Regenerate.
9455 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
9456 and add a comment.
9457 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
9458 earlier changes with respect to TYPE_USER_ALIGN.
9459 (vector_alignment_reachable_p): Likewise. Improve dumping.
9461 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9463 PR target/79145
9464 * config/arm/arm.md (xordi3): Force constant operand into a register
9465 for TARGET_IWMMXT.
9467 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9469 * doc/invoke.texi (-fstore-merging): Correct default optimization
9470 levels at which it is enabled.
9471 (-O): Move -fstore-merging from list to...
9472 (-O2): ... Here.
9474 2017-01-25 Richard Biener <rguenther@suse.de>
9476 PR debug/78363
9477 * omp-expand.c: Include debug.h.
9478 (expand_omp_taskreg): Make sure to generate early debug before
9479 outlining anything from a function.
9480 (expand_omp_target): Likewise.
9481 (grid_expand_target_grid_body): Likewise.
9483 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
9485 PR lto/79061
9486 * asan.c (get_translation_unit_decl): New function.
9487 (asan_add_global): Extract modules file name from globals
9488 TRANSLATION_UNIT_DECL name.
9490 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
9492 PR target/77439
9493 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
9494 for long calls with APCS frame and VFP.
9496 2017-01-24 David Malcolm <dmalcolm@redhat.com>
9498 * cfg.c (original_copy_tables_initialized_p): New function.
9499 * cfg.h (original_copy_tables_initialized_p): New decl.
9500 * cfgrtl.c (relink_block_chain): Guard the call to
9501 free_original_copy_tables with a call to
9502 original_copy_tables_initialized_p.
9503 * cgraph.h (symtab_node::native_rtl_p): New decl.
9504 * cgraphunit.c (symtab_node::native_rtl_p): New function.
9505 (symtab_node::needed_p): Don't assert for early assembly output
9506 for __RTL functions.
9507 (cgraph_node::finalize_function): Set "force_output" for __RTL
9508 functions.
9509 (cgraph_node::analyze): Bail out early for __RTL functions.
9510 (analyze_functions): Update assertion to support __RTL functions.
9511 (cgraph_node::expand): Bail out early for __RTL functions.
9512 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
9513 __RTL functions.
9514 * function.h (struct function): Update comment for field
9515 "pass_startwith".
9516 * gimple-expr.c: Include "tree-pass.h".
9517 (gimple_has_body_p): Return false for __RTL functions.
9518 * Makefile.in (OBJS): Add run-rtl-passes.o.
9519 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
9520 accessor.
9521 (gcc::pass_manager::get_clean_slate): New accessor.
9522 * passes.c: Include "insn-addr.h".
9523 (should_skip_pass_p): Add logging. Update logic for running
9524 "expand" to be compatible with both __GIMPLE and __RTL. Guard
9525 property-provider override so it is only done for gimple passes.
9526 Don't skip dfinit.
9527 (skip_pass): New function.
9528 (execute_one_pass): Call skip_pass when skipping passes.
9529 * read-md.c (md_reader::read_char): Support filtering
9530 the input to a subset of line numbers.
9531 (md_reader::md_reader): Initialize fields
9532 m_first_line and m_last_line.
9533 (md_reader::read_file_fragment): New function.
9534 * read-md.h (md_reader::read_file_fragment): New decl.
9535 (md_reader::m_first_line): New field.
9536 (md_reader::m_last_line): New field.
9537 * read-rtl-function.c (function_reader::create_function): Only
9538 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
9539 curr_properties. Set DECL_INITIAL to a dummy block.
9540 (read_rtl_function_body_from_file_range): New function.
9541 * read-rtl-function.h (read_rtl_function_body_from_file_range):
9542 New decl.
9543 * run-rtl-passes.c: New file.
9544 * run-rtl-passes.h: New file.
9546 2017-01-24 Jeff Law <law@redhat.com>
9548 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
9549 buffer size.
9551 2017-01-24 Bin Cheng <bin.cheng@arm.com>
9553 PR tree-optimization/79159
9554 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
9555 (record_nonwrapping_iv): Improve boundary using above function if no
9556 value range information.
9558 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
9559 Martin Jambor <mjambor@suse.cz>
9561 * brig-builtins.def: New file.
9562 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
9563 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
9564 (DEF_HSAIL_SAT_BUILTIN): Likewise.
9565 (DEF_HSAIL_INTR_BUILTIN): Likewise.
9566 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
9567 * builtin-types.def (BT_INT8): New.
9568 (BT_INT16): Likewise.
9569 (BT_UINT8): Likewise.
9570 (BT_UINT16): Likewise.
9571 (BT_FN_ULONG): Likewise.
9572 (BT_FN_UINT_INT): Likewise.
9573 (BT_FN_UINT_ULONG): Likewise.
9574 (BT_FN_UINT_LONG): Likewise.
9575 (BT_FN_UINT_PTR): Likewise.
9576 (BT_FN_ULONG_PTR): Likewise.
9577 (BT_FN_INT8_FLOAT): Likewise.
9578 (BT_FN_INT16_FLOAT): Likewise.
9579 (BT_FN_UINT32_FLOAT): Likewise.
9580 (BT_FN_UINT16_FLOAT): Likewise.
9581 (BT_FN_UINT8_FLOAT): Likewise.
9582 (BT_FN_UINT64_FLOAT): Likewise.
9583 (BT_FN_UINT16_UINT32): Likewise.
9584 (BT_FN_UINT32_UINT16): Likewise.
9585 (BT_FN_UINT16_UINT16_UINT16): Likewise.
9586 (BT_FN_INT_PTR_INT): Likewise.
9587 (BT_FN_UINT_PTR_UINT): Likewise.
9588 (BT_FN_LONG_PTR_LONG): Likewise.
9589 (BT_FN_ULONG_PTR_ULONG): Likewise.
9590 (BT_FN_VOID_UINT64_UINT64): Likewise.
9591 (BT_FN_UINT8_UINT8_UINT8): Likewise.
9592 (BT_FN_INT8_INT8_INT8): Likewise.
9593 (BT_FN_INT16_INT16_INT16): Likewise.
9594 (BT_FN_INT_INT_INT): Likewise.
9595 (BT_FN_UINT_FLOAT_UINT): Likewise.
9596 (BT_FN_FLOAT_UINT_UINT): Likewise.
9597 (BT_FN_ULONG_UINT_UINT): Likewise.
9598 (BT_FN_ULONG_UINT_PTR): Likewise.
9599 (BT_FN_ULONG_ULONG_ULONG): Likewise.
9600 (BT_FN_UINT_UINT_UINT): Likewise.
9601 (BT_FN_VOID_UINT_PTR): Likewise.
9602 (BT_FN_UINT_UINT_PTR: Likewise.
9603 (BT_FN_UINT32_UINT64_PTR): Likewise.
9604 (BT_FN_INT_INT_UINT_UINT): Likewise.
9605 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
9606 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
9607 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
9608 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
9609 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
9610 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
9611 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
9612 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
9613 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
9614 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
9615 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
9616 * doc/frontends.texi: List BRIG FE.
9617 * doc/install.texi (Testing): Add BRIG tesring requirements.
9618 * doc/invoke.texi (Overall Options): Mention BRIG.
9619 * doc/standards.texi (Standards): Doucment BRIG HSA version.
9621 2017-01-24 Richard Biener <rguenther@suse.de>
9623 PR translation/79208
9624 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
9626 2017-01-24 Martin Jambor <mjambor@suse.cz>
9628 PR bootstrap/79198
9629 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
9630 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
9631 and known_contexts.
9633 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
9635 PR middle-end/79123
9636 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
9637 casts from signed to unsigned really don't have a range.
9639 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
9641 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
9642 GMP_RNDx for compatiblity.
9644 2017-01-24 Martin Liska <mliska@suse.cz>
9646 PR bootstrap/79132
9647 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
9648 that would prevent us to call alloca with -1 as argument.
9650 2017-01-24 Jakub Jelinek <jakub@redhat.com>
9652 * dwarf2out.c (output_compilation_unit_header, output_file_names):
9653 Avoid -Wformat-security warning.
9655 2017-01-23 Andrew Pinski <apinski@cavium.com>
9657 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
9658 cost table.
9660 2017-01-23 Martin Sebor <msebor@redhat.com>
9662 PR middle-end/78703
9663 * gimple-ssa-sprintf.c (warn_level): New global.
9664 (format_integer): Use it here and throughout the rest of the file.
9665 Use the same switch to compute sign as base.
9666 (maybe_warn): New function.
9667 (format_directive): Factor out warnings into maybe_warn.
9668 Add debugging output. Use warn_level.
9669 (add_bytes): Use warn_level.
9670 (pass_sprintf_length::compute_format_length): Add debugging output.
9671 (try_substitute_return_value): Same.
9672 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
9674 PR middle-end/78703
9675 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
9676 (struct fmtresult, format_integer, format_floating): Adjust.
9677 (fmtresult::fmtresult): Set max correctly in two argument ctor.
9678 (get_string_length, format_string,format_directive): Same.
9679 (pass_sprintf_length::compute_format_length): Same.
9680 (try_substitute_return_value): Simplify slightly.
9682 PR middle-end/78703
9683 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
9684 (fmtresult::operator+=): Outlined.
9685 (struct fmtresult): Add ctors.
9686 (struct conversion_spec): Rename...
9687 (struct directive): ...to this. Add and remove data members.
9688 (directive::set_width, directive::set_precision): New functions.
9689 (format_percent): Use fmtresult ctor.
9690 (get_width_and_precision): Remove.
9691 (format_integer): Make naming changes. Avoid computing width and
9692 precision.
9693 (format_floating): Same. Adjust indentation.
9694 (format_character, format_none): New functions.
9695 (format_string): Moved character handling to format_character.
9696 (format_directive): Remove arguments, change return type.
9697 (parse_directive): New function.
9698 (pass_sprintf_length::compute_format_length): Move directive
9699 parsing to parse_directive.
9701 2017-01-23 Jakub Jelinek <jakub@redhat.com>
9703 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
9704 (assign_assembler_name_if_needed): ... this.
9705 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
9706 (assign_assembler_name_if_needed): ... this.
9707 (free_lang_data_in_cgraph): Adjust callers.
9708 * cgraphunit.c (cgraph_node::analyze): Likewise.
9709 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
9710 Likewise.
9712 2017-01-23 Richard Biener <rguenther@suse.de>
9714 PR tree-optimization/79088
9715 PR tree-optimization/79188
9716 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
9717 resetting loop bounds after last path deletion. Reset loop
9718 bounds of the target loop, make code match the comments.
9719 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
9720 Make sure loops need no fixups.
9722 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
9724 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
9725 exponent support with double type for first argument.
9726 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
9727 type returned by __builtin_vec_extract_sig,
9728 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
9729 functions from "vector int" to "vector unsigned int" or from
9730 "vector long long int" to "vector unsigned long long int".
9731 Changed type returned by __builtin_vec_extract_exp,
9732 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
9733 functions from "vector int" to "vector unsigned int" or from
9734 "vector long long int" to "vector unsigned long long int".
9735 Changed return type of __builtin_vec_test_data_class,
9736 __builtin_vec_test_data_class_sp, and
9737 __builtin_vec_test_data_class_dp from "vector int" to
9738 "vector bool int" or from "vector long long int" to "vector bool
9739 long long int" and changed second argument type from "unsigned
9740 int" to "int". Added new overloaded function forms "vector float
9741 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
9742 "vector float __builtin_vec_insert_exp_sp (vector float, vector
9743 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
9744 double, vector unsigned long long int)" and "vector double
9745 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
9746 long int)". Changed return type of
9747 __builtin_scalar_test_data_class and
9748 __builtin_scalar_test_data_class_sp and
9749 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
9750 int" and changed second argument from "unsigned int" to "int".
9751 Changed type returned by __builtin_scalar_test_neg,
9752 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
9753 from "int" to "bool int". Added new overloaded function form
9754 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
9755 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
9756 exponent double-precision with floating point first argument.
9757 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
9758 documentation of scalar_test_data_class, scalar_test_neg,
9759 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
9760 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
9761 vec_test_data_class built-in functions to reflect refinements in
9762 their type signatures.
9764 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
9766 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
9767 size of buf.
9768 (aarch64_elf_asm_destructor): Likewise.
9770 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
9772 PR rtl-optimization/78634
9773 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
9774 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
9775 * ifcvt.c (noce_try_cmove): Add missing cost check.
9777 PR rtl-optimization/71724
9778 * combine.c (if_then_else_cond): Look for situations where it is
9779 beneficial to undo the work of one of the recursive calls.
9781 2017-01-23 Bin Cheng <bin.cheng@arm.com>
9783 PR tree-optimization/70754
9784 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
9785 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
9786 combined stmt before it if not NULL.
9787 (combine_chains): Process refs reversely and compute dominance point
9788 for root ref.
9790 2017-01-23 Martin Liska <mliska@suse.cz>
9792 PR tree-optimization/79196
9793 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
9794 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
9795 instead of memcmp.
9796 (strlen_optimize_stmt): Call the renamed function.
9798 2017-01-23 Michael Matz <matz@suse.de>
9800 PR tree-optimization/78384
9801 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
9803 2017-01-23 Richard Biener <rguenther@suse.de>
9805 PR tree-optimization/79186
9806 * tree-vrp.c (register_new_assert_for): Make sure we've seen
9807 both incoming edges before moving an assert.
9809 2017-01-23 Martin Jambor <mjambor@suse.cz>
9811 * ipa-prop.c (load_from_param_1): Removed.
9812 (load_from_unmodified_param): Bits from load_from_param_1 put back
9813 here.
9814 (load_from_param): Removed.
9815 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
9816 with stmt. Reverted back to use of load_from_unmodified_param.
9818 2017-01-23 Martin Jambor <mjambor@suse.cz>
9820 PR ipa/79108
9821 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
9822 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
9823 field a pointer to garbage collected vector, mark lattices and
9824 ipcp_orig_node with GTY((skip)).
9825 (ipa_get_param_count): Adjust to descriptors being a pointer.
9826 (ipa_get_param): Likewise.
9827 (ipa_get_type): Likewise.
9828 (ipa_get_param_move_cost): Likewise.
9829 (ipa_set_param_used): Likewise.
9830 (ipa_get_controlled_uses): Likewise.
9831 (ipa_set_controlled_uses): Likewise.
9832 (ipa_is_param_used): Likewise.
9833 (ipa_node_params_t): Move into garbage collector. New methods insert
9834 and remove.
9835 (ipa_node_params_sum): Annotate wth GTY(()).
9836 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
9837 garbage collected.
9838 (ipa_load_from_parm_agg): Adjust declaration.
9839 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
9840 * ipa-profile.c (ipa_profile): Likewise.
9841 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
9842 (ipa_populate_param_decls): Make descriptors parameter garbage
9843 collected.
9844 (ipa_dump_param): Adjust to descriptors being a pointer.
9845 (ipa_alloc_node_params): Likewise.
9846 (ipa_initialize_node_params): Likewise.
9847 (load_from_param_1): Make descriptors parameter garbage collected.
9848 (load_from_unmodified_param): Likewise.
9849 (load_from_param): Likewise.
9850 (ipa_load_from_parm_agg): Likewise.
9851 (ipa_node_params::~ipa_node_params): Removed.
9852 (ipa_free_all_node_params): Remove call to delete operator.
9853 (ipa_node_params_t::insert): New.
9854 (ipa_node_params_t::remove): Likewise.
9855 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
9856 copy known_csts and known_contexts vectors.
9857 (ipa_read_node_info): Adjust to descriptors being a pointer.
9858 (ipcp_modif_dom_walker): Make m_descriptors field garbage
9859 collected.
9860 (ipcp_transform_function): Make descriptors variable garbage
9861 collected.
9863 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
9865 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
9866 * config/i386/avx512dqintrin.h: Ditto.
9867 * config/i386/avx512fintrin.h: Ditto.
9868 * gcc/config/i386/i386.c: Handle new builtins.
9869 * config/i386/i386-builtin.def: Add new builtins.
9870 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
9871 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
9873 2017-01-23 Jakub Jelinek <jakub@redhat.com>
9874 Martin Liska <mliska@suse.cz>
9876 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
9877 * asan.c (asan_expand_poison_ifn): Support stores and use
9878 appropriate ASAN report function.
9879 * internal-fn.c (expand_ASAN_POISON_USE): New function.
9880 * internal-fn.def (ASAN_POISON_USE): Declare.
9881 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
9882 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
9883 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
9884 ASAN_POISON calls w/o LHS.
9885 * tree-ssa.c (execute_update_addresses_taken): Create clobber
9886 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
9887 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
9888 * gimplify.c (asan_poison_variables): Add attribute
9889 use_after_scope_memory to variables that really needs to live
9890 in memory.
9891 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
9892 having the attribute.
9894 2017-01-23 Martin Liska <mliska@suse.cz>
9896 * asan.c (create_asan_shadow_var): New function.
9897 (asan_expand_poison_ifn): Likewise.
9898 * asan.h (asan_expand_poison_ifn): New declaration.
9899 * internal-fn.c (expand_ASAN_POISON): Likewise.
9900 * internal-fn.def (ASAN_POISON): New builtin.
9901 * sanopt.c (pass_sanopt::execute): Expand
9902 asan_expand_poison_ifn.
9903 * tree-inline.c (copy_decl_for_dup_finish): Make function
9904 external.
9905 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
9906 * tree-ssa.c (is_asan_mark_p): New function.
9907 (execute_update_addresses_taken): Rewrite local variables
9908 (identified just by use-after-scope as addressable) into SSA.
9910 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
9912 * doc/install.texi (Specific): opensource.apple.com uses https
9913 now. Remove trailing slash.
9915 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
9917 * README.Portability: Remove note on an Irix compatibility issue.
9919 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
9921 * gcov.c (INCLUDE_ALGORITHM): Define.
9922 (INCLUDE_VECTOR): Define.
9923 No longer include <vector> and <algorithm> directly.
9925 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
9927 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
9928 to https.
9929 * doc/invoke.texi (Code Gen Options): Ditto.
9931 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
9933 PR lto/78407
9934 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
9936 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
9938 rtl-optimization/79125
9939 * cprop.c (local_cprop_pass): Handle cases where we make an
9940 unconditional trap.
9942 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
9944 PR target/61729
9945 PR target/77850
9946 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
9947 read from, for big endian.
9949 2017-01-20 Jiong Wang <jiong.wang@arm.com>
9951 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
9952 register pauth builtins for LP64 only.
9954 2017-01-20 Marek Polacek <polacek@redhat.com>
9956 PR c/79152
9957 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
9958 non-case labels.
9960 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
9962 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
9963 of safelen status.
9964 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
9965 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
9966 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
9968 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9970 PR target/71270
9971 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
9972 in big-endian mode when they are not a single duplicated value.
9974 2017-01-20 Richard Biener <rguenther@suse.de>
9976 * BASE-VER: Bump to 7.0.1.
9978 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
9980 * omp-low.c (omplow_simd_context): New struct. Use it...
9981 (lower_rec_simd_input_clauses): ...here and...
9982 (lower_rec_input_clauses): ...here to hold common data. Adjust all
9983 references to idx, lane, max_vf, is_simt.
9985 2017-01-20 Graham Markall <graham.markall@embecosm.com>
9987 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
9988 mcpu=nps400.
9990 2017-01-20 Martin Jambor <mjambor@suse.cz>
9992 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
9993 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
9994 gt-hsa-common.h.
9995 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
9996 (GTFILES): Rename hsa.c to hsa-common.c.
9997 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
9998 * hsa-dump.c: Likewise.
9999 * hsa-gen.c: Likewise.
10000 * hsa-regalloc.c: Likewise.
10001 * ipa-hsa.c: Likewise.
10002 * omp-expand.c: Likewise.
10003 * omp-low.c: Likewise.
10004 * toplev.c: Likewise.
10006 2017-01-20 Marek Polacek <polacek@redhat.com>
10008 PR c/64279
10009 * doc/invoke.texi: Document -Wduplicated-branches.
10010 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
10011 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
10012 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
10013 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
10014 return 0 only when not OEP_LEXICOGRAPHIC.
10015 (fold_build_cleanup_point_expr): Use the expression
10016 location when building CLEANUP_POINT_EXPR.
10017 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
10018 * tree.c (add_expr): Handle error_mark_node.
10020 2017-01-20 Martin Liska <mliska@suse.cz>
10022 PR lto/69188
10023 * tree-profile.c (init_ic_make_global_vars): Do not call
10024 finalize_decl.
10025 (gimple_init_gcov_profiler): Likewise.
10027 2017-01-20 Martin Liska <mliska@suse.cz>
10029 PR ipa/71190
10030 * cgraph.h (maybe_create_reference): Remove argument and
10031 update comment.
10032 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
10033 argument.
10034 * ipa-cp.c (create_specialized_node): Likewise.
10035 * symtab.c (symtab_node::maybe_create_reference): Handle
10036 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
10038 2017-01-20 Martin Liska <mliska@suse.cz>
10040 * read-rtl-function.c (function_reader::create_function): Use
10041 build_decl instread of build_decl_stat.
10043 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
10045 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
10046 * config/i386/avx512dqintrin.h: Ditto.
10047 * config/i386/avx512fintrin.h: Ditto.
10048 * config/i386/i386-builtin-types.def: Add new types.
10049 * gcc/config/i386/i386.c: Handle new types.
10050 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
10051 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
10052 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
10053 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
10054 (__builtin_ia32_kshiftridi): New.
10055 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
10057 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
10059 PR target/78875
10060 PR target/79140
10061 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
10062 define to rs6000_init_stack_protect_guard.
10063 (rs6000_init_stack_protect_guard): New function.
10065 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10066 Yunqiang Su <yunqiang.su@imgtec.com>
10068 * config.gcc (supported_defaults): Add madd4.
10069 (with_madd4): Add validation.
10070 (all_defaults): Add madd4.
10071 * config/mips/mips.opt (mmadd4): New option.
10072 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10073 mmadd4.
10074 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10075 __mips_no_madd4.
10076 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
10077 (ISA_HAS_FUSED_MADD4): Likewise.
10078 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
10079 * gcc/doc/install.texi (--with-madd4): Document the new option.
10081 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10083 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
10084 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
10085 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
10086 (aarch64_init_pauth_hint_builtins): New.
10087 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
10088 (aarch64_expand_builtin): Expand new builtins.
10090 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10092 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
10093 * combine-stack-adj.c (no_unhandled_cfa): Handle
10094 REG_CFA_TOGGLE_RA_MANGLE.
10095 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
10096 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
10097 info for return address signing.
10098 (aarch64_expand_epilogue): Likewise.
10100 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10102 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
10103 * config/aarch64/aarch64-protos.h
10104 (aarch64_return_address_signing_enabled): New declaration.
10105 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
10106 New function.
10107 (aarch64_expand_prologue): Sign return address before it's pushed onto
10108 stack.
10109 (aarch64_expand_epilogue): Authenticate return address fetched from
10110 stack.
10111 (aarch64_override_options): Sanity check for ILP32 and ISA level.
10112 (aarch64_attributes): New function attributes for "sign-return-address".
10113 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
10114 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
10115 ("*do_return"): Generate combined instructions according to key index.
10116 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
10117 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
10118 iterators.
10119 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
10120 * config/aarch64/aarch64.opt (msign-return-address=): New.
10121 * doc/extend.texi (AArch64 Function Attributes): Documents
10122 "sign-return-address=".
10123 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
10125 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10127 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
10128 overall option summary.
10130 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10132 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
10133 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
10134 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
10135 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
10137 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
10139 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
10140 -mpower9-minmax by default for -mcpu=power9.
10141 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
10142 128-bit floating point.
10144 2017-01-20 Alan Modra <amodra@gmail.com>
10146 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
10147 optimizing for size.
10149 2017-01-20 Alan Modra <amodra@gmail.com>
10151 PR target/79144
10152 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
10153 for strcmp and strncmp from corresponding builtin decl.
10155 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10157 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
10158 instead of i386/rtems-64.h.
10159 * config/i386/rtems-64.h: Remove.
10161 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10163 PR target/78478
10164 Revert:
10165 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
10167 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
10169 2017-01-19 Tamar Christina <tamar.christina@arm.com>
10171 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
10172 Change int to HOST_WIDE_INT.
10173 * config/aarch64/aarch64-protos.h
10174 (aarch64_simd_gen_const_vector_dup): Likewise.
10175 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
10177 2017-01-19 David Malcolm <dmalcolm@redhat.com>
10179 * langhooks-def.h (lhd_type_for_size): New decl.
10180 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
10181 * langhooks.c (lhd_type_for_size): New function, taken from
10182 lto_type_for_size.
10184 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
10186 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
10187 define_bypass for CR latency.
10188 (power9-cracked-alu): Update bypass latency and remove power9-branch.
10189 (power9-alu2): Add define_bypass for CR latency.
10190 (power9-cmp): New.
10191 (power9-mul): Update insn latency.
10192 (power9-mul-compare): Update insn latency, bypass latency and remove
10193 power9-branch.
10195 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10197 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
10198 Delete.
10199 * config/aarch64/aarch64.md
10200 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
10201 aarch64_nopcrelative_literal_loads.
10202 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
10204 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
10206 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
10207 TARGET_LOONGSON_3A.
10208 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
10210 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
10212 PR target/78176
10213 * config.gcc (supported_defaults): Add lxc1-sxc1.
10214 (with_lxc1_sxc1): Add validation.
10215 (all_defaults): Add lxc1-sxc1.
10216 * config/mips/mips.opt (mlxc1-sxc1): New option.
10217 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10218 mlxc1-sxc1.
10219 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10220 __mips_no_lxc1_sxc1.
10221 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
10222 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
10223 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
10225 2017-01-19 Richard Biener <rguenther@suse.de>
10227 PR tree-optimization/72488
10228 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
10229 sure to restore SSA info.
10230 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
10232 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
10234 PR rtl-optimization/79121
10235 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
10236 of the inner type when shifting an extended value.
10238 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10240 PR lto/78407
10241 * symtab.c (symtab_node::equal_address_to): Fix comparing of
10242 interposable aliases.
10244 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
10246 PR target/78516
10247 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
10248 Use the evmergelohi instruction.
10249 (mov_si<mode>_e500_subreg4_2_le): Likewise.
10250 (mov_sitf_e500_subreg8_2_be): Likewise.
10251 (mov_sitf_e500_subreg12_2_le): Likewise.
10252 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
10253 (mov_si<mode>_e500_subreg4_2_be): Likewise.
10254 (mov_sitf_e500_subreg8_2_le): Likewise.
10255 (mov_sitf_e500_subreg12_2_be): Likewise.
10257 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10259 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
10260 attribute from vecsimple to vecperm.
10261 (altivec_vbpermq2): Likewise.
10263 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10265 PR target/79040
10266 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
10268 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10269 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
10270 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
10271 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
10272 case where N arg is SIZE_MAX.
10273 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
10274 (cmpstrsi): Add pattern.
10276 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10278 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10279 __builtin_vec_revb builtins.
10280 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
10281 built-in functions to support generation of the ISA 3.0 XXBR<x>
10282 vector byte reverse instructions.
10283 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
10284 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
10285 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
10286 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
10287 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
10288 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
10289 (P9V_BUILTIN_VEC_REVB): Likewise.
10290 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
10291 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
10292 (p9_xxbrq_v16qi): Likewise.
10293 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
10294 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
10295 (p9_xxbrh_v8hi): Likewise.
10296 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
10297 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
10298 vec_revb built-in functions.
10300 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
10302 PR rtl-optimization/78952
10303 * config/i386/i386.md (any_extract): New code iterator.
10304 (*insvqi_2): Use any_extract for source operand.
10305 (*insvqi_3): Use any_shiftrt for source operand.
10307 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
10309 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
10310 New function.
10311 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
10313 2017-01-18 Matthias Klose <doko@ubuntu.com>
10315 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
10317 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10319 * config/rs6000/altivec.h (vec_bperm): Change #define.
10320 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
10321 (altivec_vbpermq2): New define_insn.
10322 (altivec_vbpermd): Likewise.
10323 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
10324 function interface.
10325 (VBPERMD): Likewise.
10326 (VBPERM): New polymorphic function interface.
10327 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
10328 Add entries for P9V_BUILTIN_VEC_VBPERM.
10329 * doc/extend.texi: Add interfaces for vec_bperm.
10331 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10333 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
10334 first letter of error messages.
10335 (s390_resolve_overloaded_builtin): Likewise.
10336 * config/s390/s390.c (s390_expand_builtin): Likewise.
10337 (s390_invalid_arg_for_unprototyped_fn): Likewise.
10338 (s390_valid_target_attribute_inner_p): Likewise.
10339 * config/s390/s390.md ("tabort"): Likewise.
10341 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
10343 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
10344 (ISA_AVOID_DIV_HILO): New macro.
10345 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
10346 (ISA_HAS_DDIV): Likewise.
10348 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10350 * doc/invoke.texi (fabi-version): Correct number of occurrences.
10352 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10354 * doc/invoke.texi (fabi-version): Spelling fix.
10356 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10358 PR c++/70182
10359 * doc/invoke.texi (fabi-version): Mention mangling fix for
10360 operator names.
10362 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10364 PR c++/77489
10365 * doc/invoke.texi (fabi-version): Document discriminator mangling.
10367 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
10369 PR target/78875
10370 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
10371 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
10372 the new options.
10373 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
10374 flexible settings.
10375 (stack_protect_test): Ditto.
10376 * config/rs6000/rs6000.opt (mstack-protector-guard=,
10377 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
10378 options.
10379 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
10380 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
10381 -mstack-protector-guard-offset=.
10382 (RS/6000 and PowerPC Options): Ditto.
10384 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
10386 * config/i386/i386.h (MASK_CLASS_P): New define.
10387 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
10388 there are no registers from different register sets also when
10389 mask registers are used. Update function comment.
10390 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
10391 to (*k/*r) and (*k/*km) alternatives.
10393 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
10395 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
10396 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
10397 (EH_RETURN_HANDLER_RTX): New define.
10398 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
10399 Force frame pointer in EH return functions.
10400 (aarch64_expand_epilogue): Add barrier for eh_return.
10401 (aarch64_final_eh_return_addr): Remove.
10402 (aarch64_eh_return_handler_rtx): New function.
10403 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
10404 Remove.
10405 (aarch64_eh_return_handler_rtx): New prototype.
10407 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10409 * config/rs6000/altivec.h (vec_rlmi): New #define.
10410 (vec_vrlnm): Likewise.
10411 (vec_rlnm): Likewise.
10412 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
10413 (UNSPEC_VRLNM): Likewise.
10414 (VIlong): New mode iterator.
10415 (altivec_vrl<VI_char>mi): New define_insn.
10416 (altivec_vrl<VI_char>nm): Likewise.
10417 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
10418 function entry.
10419 (VRLDNM): Likewise.
10420 (RLNM): New polymorphic function entry.
10421 (VRLWMI): New monomorphic function entry.
10422 (VRLDMI): Likewise.
10423 (RLMI): New polymorphic function entry.
10424 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
10425 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
10426 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
10427 vec_vrlnm.
10429 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10431 PR debug/78839
10432 * dwarf2out.c (field_byte_offset): Restore the
10433 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
10434 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
10435 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
10436 of build2 + fold.
10438 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10440 PR ada/67205
10441 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
10443 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10445 PR debug/71669
10446 * dwarf2out.c (add_data_member_location_attribute): For constant
10447 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
10448 instead of DW_AT_data_member_location, DW_AT_bit_offset and
10449 DW_AT_byte_size attributes.
10451 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10453 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
10454 after forcing to constant memory when the code model is medium.
10456 2017-01-17 Julia Koval <julia.koval@intel.com>
10458 PR target/76731
10459 * config/i386/avx512fintrin.h
10460 (_mm512_i32gather_ps): Change __addr type to void const*.
10461 (_mm512_mask_i32gather_ps): Ditto.
10462 (_mm512_i32gather_pd): Ditto.
10463 (_mm512_mask_i32gather_pd): Ditto.
10464 (_mm512_i64gather_ps): Ditto.
10465 (_mm512_mask_i64gather_ps): Ditto.
10466 (_mm512_i64gather_pd): Ditto.
10467 (_mm512_mask_i64gather_pd): Ditto.
10468 (_mm512_i32gather_epi32): Ditto.
10469 (_mm512_mask_i32gather_epi32): Ditto.
10470 (_mm512_i32gather_epi64): Ditto.
10471 (_mm512_mask_i32gather_epi64): Ditto.
10472 (_mm512_i64gather_epi32): Ditto.
10473 (_mm512_mask_i64gather_epi32): Ditto.
10474 (_mm512_i64gather_epi64): Ditto.
10475 (_mm512_mask_i64gather_epi64): Ditto.
10476 (_mm512_i32scatter_ps): Change __addr type to void*.
10477 (_mm512_mask_i32scatter_ps): Ditto.
10478 (_mm512_i32scatter_pd): Ditto.
10479 (_mm512_mask_i32scatter_pd): Ditto.
10480 (_mm512_i64scatter_ps): Ditto.
10481 (_mm512_mask_i64scatter_ps): Ditto.
10482 (_mm512_i64scatter_pd): Ditto.
10483 (_mm512_mask_i64scatter_pd): Ditto.
10484 (_mm512_i32scatter_epi32): Ditto.
10485 (_mm512_mask_i32scatter_epi32): Ditto.
10486 (_mm512_i32scatter_epi64): Ditto.
10487 (_mm512_mask_i32scatter_epi64): Ditto.
10488 (_mm512_i64scatter_epi32): Ditto.
10489 (_mm512_mask_i64scatter_epi32): Ditto.
10490 (_mm512_i64scatter_epi64): Ditto.
10491 (_mm512_mask_i64scatter_epi64): Ditto.
10492 * config/i386/avx512pfintrin.h
10493 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
10494 (_mm512_mask_prefetch_i32gather_ps): Ditto.
10495 (_mm512_mask_prefetch_i64gather_pd): Ditto.
10496 (_mm512_mask_prefetch_i64gather_ps): Ditto.
10497 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
10498 (_mm512_prefetch_i32scatter_ps): Ditto.
10499 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
10500 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
10501 (_mm512_prefetch_i64scatter_pd): Ditto.
10502 (_mm512_prefetch_i64scatter_ps): Ditto.
10503 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
10504 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
10505 * config/i386/avx512vlintrin.h
10506 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
10507 (_mm_mmask_i32gather_ps): Ditto.
10508 (_mm256_mmask_i32gather_pd): Ditto.
10509 (_mm_mmask_i32gather_pd): Ditto.
10510 (_mm256_mmask_i64gather_ps): Ditto.
10511 (_mm_mmask_i64gather_ps): Ditto.
10512 (_mm256_mmask_i64gather_pd): Ditto.
10513 (_mm_mmask_i64gather_pd): Ditto.
10514 (_mm256_mmask_i32gather_epi32): Ditto.
10515 (_mm_mmask_i32gather_epi32): Ditto.
10516 (_mm256_mmask_i32gather_epi64): Ditto.
10517 (_mm_mmask_i32gather_epi64): Ditto.
10518 (_mm256_mmask_i64gather_epi32): Ditto.
10519 (_mm_mmask_i64gather_epi32): Ditto.
10520 (_mm256_mmask_i64gather_epi64): Ditto.
10521 (_mm_mmask_i64gather_epi64): Ditto.
10522 (_mm256_i32scatter_ps): Change __addr type to void*.
10523 (_mm256_mask_i32scatter_ps): Ditto.
10524 (_mm_i32scatter_ps): Ditto.
10525 (_mm_mask_i32scatter_ps): Ditto.
10526 (_mm256_i32scatter_pd): Ditto.
10527 (_mm256_mask_i32scatter_pd): Ditto.
10528 (_mm_i32scatter_pd): Ditto.
10529 (_mm_mask_i32scatter_pd): Ditto.
10530 (_mm256_i64scatter_ps): Ditto.
10531 (_mm256_mask_i64scatter_ps): Ditto.
10532 (_mm_i64scatter_ps): Ditto.
10533 (_mm_mask_i64scatter_ps): Ditto.
10534 (_mm256_i64scatter_pd): Ditto.
10535 (_mm256_mask_i64scatter_pd): Ditto.
10536 (_mm_i64scatter_pd): Ditto.
10537 (_mm_mask_i64scatter_pd): Ditto.
10538 (_mm256_i32scatter_epi32): Ditto.
10539 (_mm256_mask_i32scatter_epi32): Ditto.
10540 (_mm_i32scatter_epi32): Ditto.
10541 (_mm_mask_i32scatter_epi32): Ditto.
10542 (_mm256_i32scatter_epi64): Ditto.
10543 (_mm256_mask_i32scatter_epi64): Ditto.
10544 (_mm_i32scatter_epi64): Ditto.
10545 (_mm_mask_i32scatter_epi64): Ditto.
10546 (_mm256_i64scatter_epi32): Ditto.
10547 (_mm256_mask_i64scatter_epi32): Ditto.
10548 (_mm_i64scatter_epi32): Ditto.
10549 (_mm_mask_i64scatter_epi32): Ditto.
10550 (_mm256_i64scatter_epi64): Ditto.
10551 (_mm256_mask_i64scatter_epi64): Ditto.
10552 (_mm_i64scatter_epi64): Ditto.
10553 (_mm_mask_i64scatter_epi64): Ditto.
10554 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
10555 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
10556 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
10557 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
10558 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
10559 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
10560 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
10561 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
10562 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
10563 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
10564 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
10565 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
10566 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
10567 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
10568 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
10569 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
10570 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
10571 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
10572 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
10573 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
10574 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
10575 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
10576 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
10577 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
10578 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
10579 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
10580 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
10581 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
10582 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
10583 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
10584 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
10585 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
10586 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
10587 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
10588 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
10589 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
10590 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
10591 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
10592 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
10593 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
10594 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
10595 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
10596 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
10597 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
10598 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
10599 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
10600 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
10601 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
10602 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
10603 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
10604 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
10605 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
10606 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
10607 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
10608 definitions accordingly.
10610 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
10611 Kuan-Lin Chen <kuanlinchentw@gmail.com>
10613 PR target/79079
10614 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
10615 gen_lowpart.
10617 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
10619 PR target/79058
10620 * ira-conflicts.c (ira_build_conflicts): Update total conflict
10621 hard regs for inner regno.
10623 2017-01-17 Martin Liska <mliska@suse.cz>
10625 PR ipa/71207
10626 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
10627 assumption and add comment.
10629 2017-01-17 Nathan Sidwell <nathan@acm.org>
10631 * ipa-visibility.c (localize_node): New function, broken out of ...
10632 (function_and_variable_visibility): ... here. Call it.
10634 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10636 PR middle-end/77445
10637 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
10638 correctly set frequency of oudgoing edge.
10639 (duplicate_thread_path): Fix profile updating.
10641 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10643 PR other/79046
10644 * configure.ac: Add GCC_BASE_VER.
10645 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
10646 version from BASE-VER file.
10647 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
10648 (gcc.o): Depend on $(BASEVER).
10649 * common.opt (dumpfullversion): New option.
10650 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
10651 * doc/invoke.texi: Document -dumpfullversion.
10652 * doc/install.texi: Document --with-gcc-major-version-only.
10653 * configure: Regenerated.
10655 2017-01-17 Richard Biener <rguenther@suse.de>
10657 PR tree-optimization/71433
10658 * tree-vrp.c (register_new_assert_for): Merge same asserts
10659 on all incoming edges.
10660 (process_assert_insertions_for): Handle insertions at the
10661 beginning of BBs.
10663 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
10665 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
10666 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
10668 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
10670 PR target/78633
10671 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
10672 RTL sharing.
10674 2017-01-17 Alan Modra <amodra@gmail.com>
10676 PR target/79066
10677 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
10678 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
10679 symbolic stack limit when pic.
10681 2017-01-16 Martin Sebor <msebor@redhat.com>
10683 PR tree-optimization/78608
10684 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
10686 2017-01-16 Jeff Law <law@redhat.com>
10688 Revert:
10689 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
10690 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
10691 for several include directories that may be relative to sysroot.
10692 * config/i386/x-mingw32 (gplus_includedir): Define.
10693 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
10694 (native_system_includedir): Likewise.
10695 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
10696 override if TARGET_SYSTEM_ROOT is defined.
10697 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
10699 PR tree-optimization/79090
10700 PR tree-optimization/33562
10701 PR tree-optimization/61912
10702 PR tree-optimization/77485
10703 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
10704 and computed trims into the dump file.
10706 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
10708 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
10710 2017-01-16 Jakub Jelinek <jakub@redhat.com>
10712 PR c/79089
10713 * gimplify.c (gimplify_init_constructor): If want_value and
10714 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
10715 fix.
10717 PR target/79080
10718 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
10719 sequence. Formatting fixes.
10720 (doloop_optimize): Formatting fixes.
10722 PR driver/49726
10723 * gcc.c (debug_level_greater_than_spec_func): New function.
10724 (static_spec_functions): Add debug-level-gt spec function.
10725 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
10726 !g0.
10727 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
10728 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
10729 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
10730 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
10731 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
10732 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
10734 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
10736 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
10737 QImode fixups to general and mask registers only.
10739 2017-01-16 Carl Love <cel@us.ibm.com>
10741 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
10742 for built-in functions
10743 vector signed char vec_nabs (vector signed char)
10744 vector signed short vec_nabs (vector signed short)
10745 vector signed int vec_nabs (vector signed int)
10746 vector signed long long vec_nabs (vector signed long long)
10747 vector float vec_nabs (vector float)
10748 vector double vec_nabs (vector double)
10749 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
10750 and NABS overload.
10751 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
10752 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
10753 * doc/extend.texi: Update the documentation file for the new built-in
10754 functions.
10756 2017-01-16 Martin Sebor <msebor@redhat.com>
10758 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
10759 message.
10761 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10763 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
10764 UNSPEC_VSX__XXSPLTD to require special splat handling.
10766 2017-01-16 David Malcolm <dmalcolm@redhat.com>
10768 PR bootstrap/78616
10769 * system.h: Poison strndup.
10771 2017-01-16 Alan Modra <amodra@gmail.com>
10773 PR target/79098
10774 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
10775 use a switch.
10777 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
10779 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
10781 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
10783 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
10784 call recog here. Assert that INSN_CODE (insn) is non-negative.
10786 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
10788 PR target/72749
10789 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
10790 fallthrough.
10791 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
10792 in the currently scheduled RTL fragment.
10794 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
10796 PR rtl-optimization/78751
10797 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
10798 give up.
10800 2017-01-14 Jeff Law <law@redhat.com>
10802 PR tree-optimization/79090
10803 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
10804 variable length stores.
10805 (compute_trims): Delete dead assignment to *trim_tail.
10806 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
10807 zero length.
10809 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
10811 PR rtl-optimization/78626
10812 PR rtl-optimization/78727
10813 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
10814 of a block, and split such blocks after everything else is finished.
10816 2017-01-14 Alan Modra <amodra@gmail.com>
10818 PR target/72749
10819 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
10820 target legitimate_combined_insn.
10821 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
10822 (rs6000_legitimate_combined_insn): New function.
10823 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
10824 all uses.
10825 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
10826 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
10827 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
10829 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
10831 * doc/frontends.texi (G++ and GCC): Remove references to Java.
10833 2017-01-13 Jeff Law <law@redhat.com>
10835 PR tree-optimization/33562
10836 PR tree-optimization/61912
10837 PR tree-optimization/77485
10838 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
10839 a statement.
10840 (delete_dead_assignment): Likewise.
10841 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
10842 statement to delete_dead_call and delete_dead_assignment.
10844 2017-01-13 David Malcolm <dmalcolm@redhat.com>
10846 PR c/78304
10847 * substring-locations.c (format_warning_va): Strengthen case 1 so
10848 that both endpoints of the substring must be within the format
10849 range for just the substring to be printed.
10851 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
10853 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
10854 * config/i386/i386.c (ix86_target_string): Add missing options
10855 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
10856 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
10857 flags_other and ix86_target_other to flags2_other. Display unknown
10858 isa2 options.
10859 (ix86_valid_target_attribute_inner_p): Add missing options and
10860 reorder options by implied ISAs, as in ix86_target_string.
10862 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
10864 * hash-table.h (hash_table::too_empty_p): New function.
10865 (hash_table::expand): Use it.
10866 (hash_table::traverse): Likewise.
10867 (hash_table::empty_slot): Use sizeof (value_type) instead of
10868 sizeof (PTR) to convert bytes to elements. Shrink the table
10869 if the current size is excessive for the current number of
10870 elements.
10872 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
10874 * ira-costs.c (record_reg_classes): Break from the inner loop
10875 early once alt_fail is known to be true. Update outer loop
10876 handling accordingly.
10878 2017-01-13 Jeff Law <law@redhat.com>
10880 * tree-ssa-dse.c (decrement_count): New function.
10881 (increment_start_addr, maybe_trim_memstar_call): Likewise.
10882 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
10883 when we know the partially dead statement is a mem* function.
10885 PR tree-optimization/61912
10886 PR tree-optimization/77485
10887 * tree-ssa-dse.c: Include expr.h.
10888 (maybe_trim_constructor_store): New function.
10889 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
10891 PR tree-optimization/33562
10892 PR tree-optimization/61912
10893 PR tree-optimization/77485
10894 * doc/invoke.texi: Document new dse-max-object-size param.
10895 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
10896 * tree-ssa-dse.c: Include params.h.
10897 (dse_store_status): New enum.
10898 (initialize_ao_ref_for_dse): New, partially extracted from
10899 dse_optimize_stmt.
10900 (valid_ao_ref_for_dse, normalize_ref): New.
10901 (setup_live_bytes_from_ref, compute_trims): Likewise.
10902 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
10903 (maybe_trim_partially_dead_store): Likewise.
10904 (maybe_trim_complex_store): Likewise.
10905 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
10906 Track what bytes live from the original store. Return tri-state
10907 for dead, partially dead or live.
10908 (dse_dom_walker): Add constructor, destructor and new private members.
10909 (delete_dead_call, delete_dead_assignment): New extracted from
10910 dse_optimize_stmt.
10911 (dse_optimize_stmt): Make a member of dse_dom_walker.
10912 Use initialize_ao_ref_for_dse.
10914 PR tree-optimization/33562
10915 PR tree-optimization/61912
10916 PR tree-optimization/77485
10917 * sbitmap.h (bitmap_count_bits): Prototype.
10918 (bitmap_clear_range, bitmap_set_range): Likewise.
10919 * sbitmap.c (bitmap_clear_range): New function.
10920 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
10922 2017-01-13 Martin Liska <mliska@suse.cz>
10924 PR ipa/79043
10925 * function.c (set_cfun): Add new argument force.
10926 * function.h (set_cfun): Likewise.
10927 * ipa-inline-transform.c (inline_call): Use the function when
10928 strict alising from is dropped for function we inline to.
10930 2017-01-13 Richard Biener <rguenther@suse.de>
10932 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
10933 for dumping GIMPLE INTEGER_CSTs.
10935 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10937 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
10938 to 201112L since C++17.
10940 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
10942 PR sanitizer/78887
10943 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
10944 if -fsanitize=kernel-address is present.
10946 2017-01-13 Richard Biener <rguenther@suse.de>
10948 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
10949 as _Literal ( type ) number in case usual suffixes do not
10950 preserve all information.
10952 2017-01-13 Richard Biener <rguenther@suse.de>
10954 PR tree-optimization/77283
10955 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
10956 and ssa-iterators.h.
10957 (is_feasible_trace): Implement a cost model based on joiner
10958 PHI node uses.
10960 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10962 PR target/79004
10963 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
10964 char or short to __float128/_Float128 directly.
10966 2017-01-12 Martin Sebor <msebor@redhat.com>
10968 to -Wformat-overflow.
10969 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
10970 (min_bytes_remaining): Same.
10971 (get_string_length): Same.
10972 (format_string): Same.
10973 (format_directive): Same.
10974 (add_bytes): Same.
10975 (pass_sprintf_length::handle_gimple_call): Same.
10977 2017-01-12 Jakub Jelinek <jakub@redhat.com>
10979 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
10980 info.nowrite calls with no lhs that can't throw. Return bool
10981 whether gsi_remove has been called or not.
10982 (pass_sprintf_length::handle_gimple_call): Return bool whether
10983 try_substitute_return_value called gsi_remove. Formatting fix.
10984 (pass_sprintf_length::execute): Don't use gsi_remove if
10985 handle_gimple_call returned true.
10987 PR bootstrap/79069
10988 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
10989 be removed due to side-effects, don't remove following barrier nor
10990 turn the successor edge into fallthru edge.
10992 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10994 PR target/79044
10995 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
10996 element-reversing loads and stores as not swappable.
10998 2017-01-12 Nathan Sidwell <nathan@acm.org>
10999 Nicolai Stange <nicstange@gmail.com>
11001 * combine.c (try_combine): Don't ignore result of overlap checking
11002 loop. Combine overlap & asm check into single loop.
11004 2017-01-12 Richard Biener <rguenther@suse.de>
11006 * tree-pretty-print.c (dump_generic_node): Provide -gimple
11007 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
11009 2017-01-12 Richard Biener <rguenther@suse.de>
11011 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
11012 and TS_TARGET_OPTION directly derive from TS_BASE.
11013 * tree-core.h (tree_optimization_option): Derive from tree_base.
11014 (tree_target_option): Likewise.
11016 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
11018 * config/i386/i386.c (memory_address_length): Increase len
11019 only when rip_relative_addr_p returns false.
11021 2017-01-11 Julia Koval <julia.koval@intel.com>
11023 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
11024 (OPTION_MASK_ISA_SGX_SET): New.
11025 (ix86_handle_option): Handle OPT_msgx.
11026 * config.gcc: Added sgxintrin.h.
11027 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
11028 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
11029 * config/i386/i386.c (ix86_target_string): Add -msgx.
11030 (PTA_SGX): New.
11031 (ix86_option_override_internal): Handle new options.
11032 (ix86_valid_target_attribute_inner_p): Add sgx.
11033 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
11034 * config/i386/i386.opt: Add msgx.
11035 * config/i386/sgxintrin.h: New file.
11036 * config/i386/x86intrin.h: Add sgxintrin.h.
11038 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11040 PR c++/71537
11041 * fold-const.c (maybe_nonzero_address): Return 1 for function
11042 local objects.
11043 (tree_single_nonzero_warnv_p): Don't handle function local objects
11044 here.
11046 PR c++/72813
11047 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
11048 of c-header.
11050 2017-01-11 David Malcolm <dmalcolm@redhat.com>
11052 PR driver/78877
11053 * opts.c: Include "spellcheck.h"
11054 (struct string_fragment): New struct.
11055 (struct edit_distance_traits<const string_fragment &>): New
11056 struct.
11057 (get_closest_sanitizer_option): New function.
11058 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
11060 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11062 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
11063 by 12.
11064 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
11065 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
11066 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
11067 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
11068 for initial die_offset if dwarf_split_debug_info.
11069 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
11070 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
11071 fields.
11072 (output_skeleton_debug_sections): Formatting fix. Use
11073 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
11074 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
11076 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
11078 * config/arm/cortex-a53.md: Add bypasses for
11079 cortex_a53_r2f_cvt.
11080 (cortex_a53_r2f): Only use for transfers.
11081 (cortex_a53_f2r): Likewise.
11082 (cortex_a53_r2f_cvt): Add reservation for conversions.
11083 (cortex_a53_f2r_cvt): Likewise.
11085 2017-01-11 Tamar Christina <tamar.christina@arm.com>
11087 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
11088 to all inlined functions, change static to extern.
11090 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
11092 PR target/78253
11093 * config/arm/arm.c (legitimize_pic_address): Handle reference to
11094 weak symbol.
11095 (arm_assemble_integer): Likewise.
11097 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
11099 * config.gcc: Use new awk script to check CPU, FPU and architecture
11100 parameters for --with-... options.
11101 * config/arm/parsecpu.awk: New file
11102 * config/arm/arm-cpus.in: New file.
11103 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
11104 files.
11105 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
11106 files.
11107 * config/arm/t-arm: Update dependency rules.
11108 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
11109 of processing .def files.
11110 * config/arm/genopt.sh: Deleted.
11111 * config/arm/gentune.sh: Deleted.
11112 * config/arm/arm-cores.def: Deleted.
11113 * config/arm/arm-arches.def: Deleted.
11114 * config/arm/arm-fpus.def: Deleted.
11115 * config/arm/arm-tune.md: Regenerated.
11116 * config/arm/arm-tables.opt: Regenerated.
11117 * config/arm/arm-cpu.h: New generated file.
11118 * config/arm/arm-cpu-data.h: New generated file.
11119 * config/arm/arm-cpu-cdata.h: New generated file.
11121 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
11123 PR lto/79042
11124 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
11125 bit.
11126 (input_varpool_node): Unpack dynamically_initialized bit.
11128 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
11130 PR rtl-optimization/79032
11131 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
11132 the alignment of the adjusted memory reference against that of MODE,
11133 instead of the alignment of the original memory reference.
11135 2017-01-11 Martin Jambor <mjambor@suse.cz>
11137 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
11138 test.
11139 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
11140 decorated functions.
11142 2017-01-11 Richard Biener <rguenther@suse.de>
11144 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
11145 set range/nonnull info for PHI results. Do not set it on
11146 stmts marked for removal.
11148 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
11150 * expr.c (store_field): In the bitfield case, fetch the return value
11151 from the registers before applying a single big-endian adjustment.
11152 Always do a final load for a BLKmode value not larger than a word.
11154 2017-01-10 David Malcolm <dmalcolm@redhat.com>
11156 PR c++/77949
11157 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11158 that we correctly handle column numbers greater than
11159 LINE_MAP_MAX_COLUMN_NUMBER.
11161 2017-01-10 Martin Sebor <msebor@redhat.com>
11163 PR middle-end/78245
11164 * gimple-ssa-sprintf.c (get_destination_size): Call
11165 {init,fini}object_sizes.
11166 * tree-object-size.c (addr_object_size): Adjust.
11167 (pass_through_call): Adjust.
11168 (pass_object_sizes::execute): Adjust.
11169 * tree-object-size.h (fini_object_sizes): Declare.
11171 2017-01-10 Martin Sebor <msebor@redhat.com>
11173 PR tree-optimization/78775
11174 * builtins.c (get_size_range): Move...
11175 * calls.c: ...to here.
11176 (alloc_max_size): Accept zero argument.
11177 (operand_signed_p): Remove.
11178 (maybe_warn_alloc_args_overflow): Call get_size_range.
11179 * calls.h (get_size_range): Declare.
11181 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
11183 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
11184 from TI's devices.csv file as of September 2016.
11185 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
11187 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
11189 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
11190 * doc/invoke.texi: Likewise.
11191 * doc/md.texi: Likewise.
11192 * doc/objc.texi: Likewise.
11194 2017-01-10 Joshua Conner <joshconner@google.com>
11196 * config/arm/fuchsia-elf.h: New file.
11197 * config/fuchsia.h: New file.
11198 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
11199 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
11200 targets.
11201 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
11203 2016-01-10 Richard Biener <rguenther@suse.de>
11205 PR tree-optimization/79034
11206 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
11207 Propagate out degenerate PHIs in the joiner.
11209 2017-01-10 Martin Liska <mliska@suse.cz>
11211 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
11212 (sort_congruence_classes_by_decl_uid): Likewise.
11213 (sort_congruence_class_groups_by_decl_uid): Likewise.
11214 (sem_item_optimizer::merge_classes): Sort class, groups in these
11215 classes and members in the groups by DECL_UID of declarations.
11216 This would make merge operations stable.
11218 2017-01-10 Martin Liska <mliska@suse.cz>
11220 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
11221 usage of m_classes_vec.
11222 (sem_item_optimizer::~sem_item_optimizer): Likewise.
11223 (sem_item_optimizer::get_group_by_hash): Likewise.
11224 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
11225 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
11226 (sem_item_optimizer::verify_classes): Likewise.
11227 (sem_item_optimizer::process_cong_reduction): Likewise.
11228 (sem_item_optimizer::dump_cong_classes): Likewise.
11229 (sem_item_optimizer::merge_classes): Likewise.
11230 * ipa-icf.h (congruence_class_hash): Rename from
11231 congruence_class_group_hash. Remove declaration of m_classes_vec.
11233 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
11235 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
11236 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
11237 * config.gcc: Add avx512vpopcntdqintrin.h.
11238 * config/i386/avx512vpopcntdqintrin.h: New.
11239 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
11240 * config/i386/i386-builtin-types.def: Add new types.
11241 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
11242 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
11243 __builtin_ia32_vpopcountq_v8di_mask): New.
11244 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11245 __AVX512VPOPCNTDQ__.
11246 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
11247 (PTA_AVX512VPOPCNTDQ): Define.
11248 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
11249 TARGET_AVX512VPOPCNTDQ_P): Define.
11250 * config/i386/i386.opt: Add mavx512vpopcntdq.
11251 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
11252 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
11254 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11256 PR middle-end/77484
11257 * predict.def (PRED_CALL): Set to 67.
11259 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
11261 * expr.c (store_field): In the bitfield case, if the value comes from
11262 a function call and is of an aggregate type returned in registers, do
11263 not modify the field mode; extract the value in all cases if the mode
11264 is BLKmode and the size is not larger than a word.
11266 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
11268 PR target/71017
11269 * config/i386/cpuid.h: Fix undefined behavior.
11271 2017-01-04 Jeff Law <law@redhat.com>
11273 PR tree-optimization/79007
11274 PR tree-optimization/67955
11275 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
11276 conservative for pt.null when flag_non_call_exceptions is on.
11278 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11280 PR translation/79019
11281 PR translation/79020
11282 * params.def (PARAM_INLINE_MIN_SPEEDUP,
11283 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
11284 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
11285 in descriptions.
11286 * config/avr/avr.opt (maccumulate-args): Likewise.
11287 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
11288 * common.opt (freport-bug): Likewise.
11289 * cif-code.def (CIF_FINAL_ERROR): Likewise.
11290 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
11291 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
11292 translatable string.
11293 * config/i386/i386.c (function_value_32): Likewise.
11294 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
11295 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
11296 Likewise.
11297 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
11298 * common/config/msp430/msp430-common.c (msp430_handle_option):
11299 Likewise.
11300 * symtab.c (symtab_node::verify_base): Likewise.
11301 * opts.c (set_debug_level): Likewise.
11302 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
11303 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11304 missing whitespace to translatable strings.
11305 * config/avr/avr.md (bswapsi2): Fix typo in comment.
11306 * config/sh/superh.h: Likewise.
11307 * config/i386/xopintrin.h: Likewise.
11308 * config/i386/znver1.md: Likewise.
11309 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
11310 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
11311 * double-int.h (struct double_int): Likewise.
11312 * double-int.c (div_and_round_double): Likewise.
11313 * wide-int.cc: Likewise.
11314 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
11315 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
11316 * cfgcleanup.c (crossjumps_occured): Renamed to ...
11317 (crossjumps_occurred): ... this.
11318 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
11319 Adjust all uses.
11321 PR tree-optimization/78899
11322 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
11323 returning bool return struct loop *, NULL for failure and the new
11324 loop on success.
11325 (versionable_outer_loop_p): Don't version outer loop if it has
11326 dont_vectorized bit set.
11327 (tree_if_conversion): When versioning outer loop, ensure
11328 tree_if_conversion is performed also on the inner loop of the
11329 non-vectorizable outer loop copy.
11330 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
11331 LOOP_VECTORIZED in inner loop of the scalar outer loop and
11332 prevent vectorization of it.
11333 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
11334 the outer loop vectorization of the non-scalar version is attempted
11335 before vectorization of the inner loop in scalar version. If
11336 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
11337 vectorization of its inner loop.
11338 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
11339 has 2 inner loops, rename also on edges from bb whose single pred
11340 is outer_loop->header. Fix typo in function comment.
11342 2017-01-09 Martin Sebor <msebor@redhat.com>
11344 PR bootstrap/79033
11345 * asan.c (asan_emit_stack_protection): Increase local buffer size
11346 to avoid snprintf truncation warning.
11348 2017-01-09 Andrew Pinski <apinski@cavium.com>
11350 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
11351 to reference thunderx2t99 for the tuning structure
11352 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
11353 Rename to ...
11354 (thunderx2t99_extra_costs): This.
11355 * config/aarch64/aarch64-tune.md: Regenerate.
11356 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
11357 (vulcan_addrcost_table): This.
11358 (vulcan_regmove_cost): Rename to ...
11359 (thunderx2t99_regmove_cost): This.
11360 (vulcan_vector_cost): Rename to ...
11361 (thunderx2t99_vector_cost): this.
11362 (vulcan_branch_cost): Rename to ...
11363 (thunderx2t99_branch_cost): This.
11364 (vulcan_tunings): Rename to ...
11365 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
11366 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
11368 2017-01-09 Martin Jambor <mjambor@suse.cz>
11370 PR ipa/78365
11371 PR ipa/78599
11372 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
11373 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
11374 (propagate_vr_accross_jump_function): Use the above function for all
11375 value range computations for pass-through jump functions and type
11376 converasion from explicit value range values.
11377 (ipcp_propagate_stage): Do not attempt to deduce types of formal
11378 parameters from TYPE_ARG_TYPES.
11379 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
11380 (ipa_write_node_info): Stream type of the actual argument.
11381 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
11383 2017-01-09 Martin Liska <mliska@suse.cz>
11385 PR pch/78970
11386 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
11387 (lookup_compiler): Do not show error message with have_E.
11389 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11391 PR tree-optimization/78938
11392 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
11393 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
11394 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
11395 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
11396 fixes.
11398 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11400 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
11401 is const0_rtx.
11403 2017-01-09 Richard Biener <rguenther@suse.de>
11405 PR tree-optimization/78997
11406 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
11407 name condition properly.
11409 2017-01-09 Richard Biener <rguenther@suse.de>
11411 PR debug/79000
11412 * dwarf2out.c (is_cxx): New overload with context.
11413 (is_naming_typedef_decl): Use it.
11415 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11417 * invoke.texi (Option Summary): Correct spacing in option lists
11418 and add line breaks to fix over-long lines.
11420 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11422 PR middle-end/17660
11424 * extend.texi (Common Variable Attributes): Add xref to GCC
11425 Internals manual to explain mode attribute keywords.
11427 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11429 PR other/16519
11430 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
11431 and Preprocessor Options.
11432 (Options for Linking): Document -pthread here....
11433 (RS/6000 and PowerPC Options): ...not here.
11434 (Solaris 2 Options): ...or here.
11435 * doc/cppopts.texi: Document -pthread.
11437 2017-01-08 Martin Sebor <msebor@redhat.com>
11439 PR middle-end/77708
11440 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
11441 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
11442 New member functions.
11443 (format_directive): Used them.
11444 (add_bytes): Same.
11445 (pass_sprintf_length::handle_gimple_call): Same.
11446 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
11447 to avoid truncation for any argument.
11448 (extract_affine_mul): Same.
11449 * tree.c (get_file_function_name): Same.
11451 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11453 PR middle-end/77484
11454 * predict.def (PRED_INDIR_CALL): Set to 86.
11456 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11458 PR preprocessor/54124
11459 * doc/cppopts.texi: Reformat -d subtable to list the full name
11460 of the options. Add cross-reference to the docs for the general
11461 compiler -d options.
11462 * doc/invoke.texi (Developer Options): Add cross-reference to the
11463 preprocessor-specific -d option documentation.
11465 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11467 PR preprocessor/13498
11468 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
11469 redudant material, and reflect new command-line options.
11470 (System Headers): Likewise.
11472 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11474 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
11475 -isystem, and -idirafter. Copy-edit.
11476 * doc/cppopts.texi: Copy-edit. Remove contradiction about
11477 default for -ftrack-macro-expansion. Delete obsolete and
11478 badly-formatted implementation details about -fdebug-cpp output.
11479 * doc/cppwarnopts.texi: Copy-edit.
11481 2017-01-07 David Malcolm <dmalcolm@redhat.com>
11483 PR c++/72803
11484 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11485 that the transition from a max line width >= 1<<10 to narrower
11486 lines works correctly.
11488 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
11490 * doc/options.texi (PerFunction): New.
11491 * opt-functions.awk (switch_flags): Map both Optimization and
11492 PerFunction to CL_OPTIMIZATION.
11493 * opth-gen.awk: Test for PerFunction flag along with
11494 Optimization.
11495 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
11496 it only when the latter is present. Skip those that don't in
11497 the hash function generator.
11498 * common.opt (fvar-tracking): Mark as PerFunction instead of
11499 Optimization.
11500 (fvar-tracking-assignments): Likewise.
11501 (fvar-tracking-assignments-toggle): Likewise.
11502 (fvar-tracking-uninit): Likewise.
11504 2017-01-07 Jakub Jelinek <jakub@redhat.com>
11506 PR translation/79018
11507 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
11508 the and store.
11510 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
11512 PR target/57583
11513 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
11514 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
11515 TARGET_LONG_JUMP_TABLE_OFFSETS.
11516 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
11517 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
11518 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
11519 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
11520 * config/m68k/m68k.md (tablejump expander): Likewise.
11521 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
11522 TARGET_LONG_JUMP_TABLE_OFFSETS.
11523 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
11524 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
11526 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
11527 David Holsgrove <david.holsgrove@xilinx.com>
11529 * common/config/microblaze/microblaze-common.c
11530 (TARGET_EXCEPT_UNWIND_INFO): Remove.
11531 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
11532 New prototype.
11533 * config/microblaze/microblaze.c (microblaze_must_save_register)
11534 (microblaze_expand_epilogue, microblaze_return_addr): Handle
11535 calls_eh_return.
11536 (microblaze_eh_return): New function.
11537 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
11538 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
11539 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
11540 * config/microblaze/microblaze.md (eh_return): New pattern.
11542 2017-01-06 Jakub Jelinek <jakub@redhat.com>
11544 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
11545 GCC_DIAGNOSTIC_STRINGIFY): Define.
11547 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
11549 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11551 * config/arm/arm.md (<mcrr>): New.
11552 (<mrrc>): New.
11553 * config/arm/arm.c (arm_arch5te): New.
11554 (arm_option_override): Set arm_arch5te.
11555 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
11556 and mrrc2.
11557 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
11558 (arm_mcrr_qualifiers): ... this. New.
11559 (MRRC_QUALIFIERS): Define to...
11560 (arm_mrrc_qualifiers): ... this. New.
11561 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
11562 __arm_mrrc2): New.
11563 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
11564 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
11565 (MRRCI, mrrc, MRRC): New.
11566 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
11567 VUNSPEC_MRRC2): New.
11569 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11571 * config/arm/arm.md (<mcr>): New.
11572 (<mrc>): New.
11573 * config/arm/arm.c (arm_coproc_builtin_available): Add
11574 support for mcr, mrc, mcr2 and mrc2.
11575 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
11576 (arm_mcr_qualifiers): ... this. New.
11577 (MRC_QUALIFIERS): Define to ...
11578 (arm_mrc_qualifiers): ... this. New.
11579 (MCR_QUALIFIERS): Define to ...
11580 (arm_mcr_qualifiers): ... this. New.
11581 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
11582 __arm_mrc2): New.
11583 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
11584 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
11585 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
11586 VUNSPEC_MRC2): New.
11588 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11590 * config/arm/arm.md (*ldc): New.
11591 (*stc): New.
11592 (<ldc>): New.
11593 (<stc>): New.
11594 * config/arm/arm.c (arm_coproc_builtin_available): Add
11595 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
11596 (arm_coproc_ldc_stc_legitimate_address): New.
11597 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
11598 'qualifier_const_pointer'.
11599 (LDC_QUALIFIERS): Define to...
11600 (arm_ldc_qualifiers): ... this. New.
11601 (STC_QUALIFIERS): Define to...
11602 (arm_stc_qualifiers): ... this. New.
11603 * config/arm/arm-protos.h
11604 (arm_coproc_ldc_stc_legitimate_address): New.
11605 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
11606 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
11607 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
11608 stc2, stcl, stc2l): New.
11609 * config/arm/constraints.md (Uz): New.
11610 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
11611 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
11612 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
11613 VUNSPEC_STC2L): New.
11615 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11617 * config/arm/arm.md (<cdp>): New.
11618 * config/arm/arm.c (neon_const_bounds): Rename this ...
11619 (arm_const_bounds): ... this.
11620 (arm_coproc_builtin_available): New.
11621 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
11622 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
11623 (CDP_QUALIFIERS): Define to...
11624 (arm_cdp_qualifiers): ... this. New.
11625 (void_UP): Define.
11626 (arm_expand_builtin_args): Add case for 6 arguments.
11627 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
11628 (arm_const_bounds): ... this.
11629 (arm_coproc_builtin_available): New.
11630 * config/arm/arm_acle.h (__arm_cdp): New.
11631 (__arm_cdp2): New.
11632 * config/arm/arm_acle_builtins.def (cdp): New.
11633 (cdp2): New.
11634 * config/arm/iterators.md (CDPI,CDP,cdp): New.
11635 * config/arm/neon.md: Rename all 'neon_const_bounds' to
11636 'arm_const_bounds'.
11637 * config/arm/types.md (coproc): New.
11638 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
11639 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
11640 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
11641 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
11643 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11645 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
11646 (UBINOP_QUALIFIERS): New.
11647 (si_UP): Define.
11648 (acle_builtin_data): New. Change comment.
11649 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
11650 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
11651 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
11652 arm_acle_builtins.def.
11653 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
11654 (arm_init_acle_builtins): New.
11655 (CRC32_BUILTIN): Remove.
11656 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
11657 crc32cb, crc32ch and crc32cw.
11658 (arm_init_crc32_builtins): Remove.
11659 (arm_init_builtins): Use arm_init_acle_builtins rather
11660 than arm_init_crc32_builtins.
11661 (arm_expand_acle_builtin): New.
11662 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
11663 * config/arm/arm_acle_builtins.def: New.
11665 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11667 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
11668 (arm_builtin_datum): ... this.
11669 (arm_init_neon_builtin): Rename to ...
11670 (arm_init_builtin): ... this. Add a new parameters PREFIX
11671 and USE_SIG_IN_NAME.
11672 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
11673 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
11674 'arm_builtin_datum'.
11675 (arm_init_vfp_builtins): Likewise.
11676 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
11677 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
11678 (arm_expand_neon_args): Rename to ...
11679 (arm_expand_builtin_args): ... this. Rename builtin_arg
11680 enum values and differentiate between ARG_BUILTIN_MEMORY
11681 and ARG_BUILTIN_NEON_MEMORY.
11682 (arm_expand_neon_builtin_1): Rename to ...
11683 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
11684 values, arm_expand_builtin_args and add bool parameter NEON.
11685 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
11686 (arm_expand_vfp_builtin): Likewise.
11687 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
11689 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11691 PR middle-end/77484
11692 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
11693 * predict.c (tree_estimate_probability_bb): Reverse direction of
11694 polymorphic call predictor.
11696 2017-01-06 David Malcolm <dmalcolm@redhat.com>
11698 * passes.c (execute_one_pass): Split out pass-skipping logic into...
11699 (determine_pass_name_match): ...this new function and...
11700 (should_skip_pass_p): ...this new function.
11702 2017-01-06 Nathan Sidwell <nathan@acm.org>
11704 * ipa-visibility.c (function_and_variable_visibility): Reformat
11705 comments and long lines. Remove extrneous if.
11706 * symtab.c (symtab_node::make_decl_local): Fix code format.
11707 (symtab_node::set_section_for_node): Fix comment typo.
11709 2017-01-06 Martin Liska <mliska@suse.cz>
11711 PR bootstrap/79003
11712 * lra-constraints.c: Rename invariant to lra_invariant.
11713 * predict.c (set_even_probabilities): Initialize e to NULL.
11715 2017-01-05 Martin Sebor <msebor@redhat.com>
11717 PR tree-optimization/78910
11718 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
11719 (format_integer): Correct off-by-one error in the handling
11720 of precision with negative numbers in signed conversions..
11722 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
11724 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
11726 2017-01-05 Jakub Jelinek <jakub@redhat.com>
11728 PR tree-optimization/71016
11729 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
11730 factor_out_conditional_conversion. Formatting fix.
11731 (factor_out_conditional_conversion): Add cond_stmt argument.
11732 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
11733 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
11734 Formatting fix.
11736 2017-01-05 David Malcolm <dmalcolm@redhat.com>
11738 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
11739 read-rtl-function.o, and selftest-rtl.o.
11740 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
11741 (selftest::aarch64_test_loading_full_dump): New function.
11742 (selftest::aarch64_run_selftests): New function.
11743 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
11744 selftest::aarch64_run_selftests.
11745 * config/i386/i386.c
11746 (selftest::ix86_test_loading_dump_fragment_1): New function.
11747 (selftest::ix86_test_loading_call_insn): New function.
11748 (selftest::ix86_test_loading_full_dump): New function.
11749 (selftest::ix86_test_loading_unspec): New function.
11750 (selftest::ix86_run_selftests): Call the new functions.
11751 * emit-rtl.c (maybe_set_max_label_num): New function.
11752 * emit-rtl.h (maybe_set_max_label_num): New decl.
11753 * function.c (instantiate_decls): Guard call to
11754 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
11755 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
11756 "static".
11757 * gensupport.c (gen_reader::gen_reader): Pass "false"
11758 for new "compact" param of rtx_reader.
11759 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
11760 rather than an empty string for NULL strings.
11761 * read-md.c: Potentially include config.h rather than bconfig.h.
11762 Wrap include of errors.h with #ifdef GENERATOR_FILE.
11763 (have_error): New global, copied from errors.c.
11764 (md_reader::read_name): Rename to...
11765 (md_reader::read_name_1): ...this, adding "out_loc" param,
11766 and converting "missing name or number" to returning false, rather
11767 than failing.
11768 (md_reader::read_name): Reimplement in terms of read_name_1.
11769 (md_reader::read_name_or_nil): New function.
11770 (md_reader::read_string): Handle "(nil)" by returning NULL.
11771 (md_reader::md_reader): Add new param "compact".
11772 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
11773 (md_reader::read_file): New method.
11774 * read-md.h (md_reader::md_reader): Add new param "compact".
11775 (md_reader::read_file): New method.
11776 (md_reader::is_compact): New accessor.
11777 (md_reader::read_name): Convert return type from void to file_location.
11778 (md_reader::read_name_or_nil): New decl.
11779 (md_reader::read_name_1): New decl.
11780 (md_reader::m_compact): New field.
11781 (noop_reader::noop_reader): Pass "false" for new "compact" param
11782 of rtx_reader.
11783 (rtx_reader::rtx_reader): Add new "compact" param.
11784 (rtx_reader::read_rtx_operand): Make virtual and convert return
11785 type from void to rtx.
11786 (rtx_reader::read_until): New decl.
11787 (rtx_reader::handle_any_trailing_information): New virtual function.
11788 (rtx_reader::postprocess): New virtual function.
11789 (rtx_reader::finalize_string): New virtual function.
11790 (rtx_reader::m_in_call_function_usage): New field.
11791 (rtx_reader::m_reuse_rtx_by_id): New field.
11792 * read-rtl-function.c: New file.
11793 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
11794 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
11795 (selftest::verify_three_block_rtl_cfg): New decl.
11796 * read-rtl-function.h: New file.
11797 * read-rtl.c: Potentially include config.h rather than bconfig.h.
11798 For host, include function.h, memmodel.h, and emit-rtl.h.
11799 (one_time_initialization): New function.
11800 (struct compact_insn_name): New struct.
11801 (compact_insn_names): New array.
11802 (find_code): Handle insn codes in compact dumps.
11803 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
11804 (bind_subst_iter_and_attr): Likewise.
11805 (add_condition_to_string): Likewise.
11806 (add_condition_to_rtx): Likewise.
11807 (apply_attribute_uses): Likewise.
11808 (add_current_iterators): Likewise.
11809 (apply_iterators): Likewise.
11810 (initialize_iterators): Guard usage of apply_subst_iterator with
11811 #ifdef GENERATOR_FILE.
11812 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
11813 (md_reader::read_mapping): Likewise.
11814 (add_define_attr_for_define_subst): Likewise.
11815 (add_define_subst_attr): Likewise.
11816 (read_subst_mapping): Likewise.
11817 (check_code_iterator): Likewise.
11818 (rtx_reader::read_rtx): Likewise. Move one-time initialization
11819 logic to...
11820 (one_time_initialization): New function.
11821 (rtx_reader::read_until): New method.
11822 (read_flags): New function.
11823 (parse_reg_note_name): New function.
11824 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
11825 Handle reuse_rtx ids.
11826 Wrap iterator lookup within #ifdef GENERATOR_FILE.
11827 Add parsing support for RTL dumps, mirroring the special-cases in
11828 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
11829 values, and calling handle_any_trailing_information.
11830 (rtx_reader::read_rtx_operand): Convert return type from void
11831 to rtx, returning return_rtx. Handle case 'e'. Call
11832 finalize_string on XSTR and XTMPL fields.
11833 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
11834 "(nil)" values were omitted. Call the postprocess vfunc on the
11835 return_rtx.
11836 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
11837 class ctor. Initialize m_in_call_function_usage. Call
11838 one_time_initialization.
11839 * rtl-tests.c (selftest::test_uncond_jump): Call
11840 set_new_first_and_last_insn.
11841 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
11842 * selftest-rtl.c: New file.
11843 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
11844 (selftest::get_insn_by_uid): New decl.
11845 * selftest-run-tests.c (selftest::run_tests): Call
11846 read_rtl_function_c_tests.
11847 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
11848 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
11849 dumps.
11851 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
11853 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
11854 operands in a special way. Assert that pos+len <= mode precision.
11856 2017-01-05 Jakub Jelinek <jakub@redhat.com>
11858 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
11859 3 argument Alias with unlimited for the negative form.
11860 (fno-vect-cost-model): Removed.
11862 2017-01-05 Martin Liska <mliska@suse.cz>
11864 * hsa-gen.c (gen_hsa_divmod): New function.
11865 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
11867 2017-01-05 Martin Liska <mliska@suse.cz>
11869 PR pch/78970
11870 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
11871 header.
11873 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11875 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
11876 small constant length operands.
11878 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11880 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
11881 between loop iterations.
11883 2017-01-05 Martin Liska <mliska@suse.cz>
11885 PR sanitizer/78815
11886 * gimplify.c (gimplify_decl_expr): Compare to
11887 asan_poisoned_variables instread of checking flags.
11888 (gimplify_target_expr): Likewise.
11889 (gimplify_expr): Likewise.
11890 (gimplify_function_tree): Conditionally initialize
11891 asan_poisoned_variables.
11893 2017-01-04 Jeff Law <law@redhat.com>
11895 PR tree-optimizatin/78812
11896 * rtl.h (contains_mem_rtx_p): Prototype.
11897 * ifcvt.c (containts_mem_rtx_p): Move from here to...
11898 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
11899 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
11900 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
11901 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
11903 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
11905 * input.c (assert_char_at_range): Default-initialize actual_range.
11907 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
11909 * df-scan.c (df_ref_create_structure): Make regno unsigned,
11910 to match the caller.
11912 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
11914 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
11915 insns after final jump in test to emit dummy move.
11917 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
11919 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
11920 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
11922 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
11924 * multiple_target.c (create_dispatcher_calls): Init e_next.
11925 * tree-ssa-loop-split.c (split_loop): Init border.
11926 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
11927 scalar_type.
11929 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
11931 PR target/71977
11932 PR target/70568
11933 PR target/78823
11934 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
11935 (altivec_register_operand): Do not return true if the operand
11936 contains a SUBREG mixing SImode and SFmode.
11937 (vsx_register_operand): Likewise.
11938 (vsx_reg_sfsubreg_ok): New predicate.
11939 (vfloat_operand): Do not return true if the operand contains a
11940 SUBREG mixing SImode and SFmode.
11941 (vint_operand): Likewise.
11942 (vlogical_operand): Likewise.
11943 (gpc_reg_operand): Likewise.
11944 (int_reg_operand): Likewise.
11945 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
11946 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
11947 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
11948 SImode and SFmode.
11949 (rs6000_emit_move_si_sf_subreg): New helper function.
11950 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
11951 fixup SUBREGs involving SImode and SFmode.
11952 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
11953 numbers for the new peephole2 optimization.
11954 (peephole2 for SFmode unions): New peephole2 to optimize cases in
11955 the GLIBC math library that do AND/IOR/XOR operations on single
11956 precision floating point.
11957 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
11958 target macros to say whether we need to avoid SUBREGs mixing
11959 SImode and SFmode.
11960 (TARGET_ALLOW_SF_SUBREG): Likewise.
11961 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
11962 (UNSPEC_SI_FROM_SF): Likewise.
11963 (iorxor): Change spacing.
11964 (and_ior_xor): New iterator for AND, IOR, and XOR.
11965 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
11966 (movdi_from_sf_zero_ext): Likewise.
11967 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
11968 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
11969 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
11970 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
11971 (fms<mode>4): Likewise.
11972 (fnma<mode>4): Likewise.
11973 (fnms<mode>4): Likewise.
11974 (nfma<mode>4): Likewise.
11975 (nfms<mode>4): Likewise.
11977 2017-01-04 Marek Polacek <polacek@redhat.com>
11979 PR c++/64767
11980 * doc/invoke.texi: Document -Wpointer-compare.
11982 2017-01-04 Jakub Jelinek <jakub@redhat.com>
11984 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
11985 RejectNegative.
11987 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
11988 descriptions for -gdwarf-5 and emit them as uleb128 instead of
11989 2-byte data.
11991 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
11993 PR target/78056
11994 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
11995 documentation of the powerpc_popcntb_ok attribute.
11996 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
11997 code to issue warning messages if a requested CPU configuration is
11998 not supported by the binary (assembler and loader) toolchain.
11999 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
12000 made to define a built-in function that has been disabled.
12001 (paired_init_builtins): Add assertion to prevent ICE if attempt is
12002 made to define a built-in function that has been disabled.
12003 (altivec_init_builtins): Add comment explaining why definition
12004 of the DST built-in functions is not preceded by an assertion
12005 check. Add assertions to prevent ICE if attempts are made to
12006 define an altivec predicate or an abs* built-in function that has
12007 been disabled.
12008 (htm_init_builtins): Add comment explaining why definition of the
12009 htm built-in functions is not preceded by an assertion check.
12011 2017-01-04 Jeff Law <law@redhat.com>
12013 PR tree-optimizatin/67955
12014 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
12015 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
12016 the points-to solution does not include pt_null. Use DECL_PT_UID
12017 unconditionally.
12019 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
12021 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
12022 Use gen_int_mode instead of gen_lopwart for const_int operands.
12024 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12026 PR tree-optimization/71563
12027 * match.pd: Simplify X << Y into X if Y is known to be 0 or
12028 out of range value - has low bits known to be zero.
12030 2017-01-04 Alan Modra <amodra@gmail.com>
12032 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
12033 * configure: Regenerate.
12034 * config.in: Regenerate.
12036 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12038 PR bootstrap/77569
12039 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
12040 a substring of the message, but strcmp with the whole message. Ifdef
12041 ENABLE_NLS, translate the message first using dgettext.
12043 2017-01-03 Jeff Law <law@redhat.com>
12045 PR tree-optimizatin/78856
12046 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
12047 (mark_threaded_blocks): Remove code to truncate thread paths that
12048 cross multiple loop headers. Instead invalidate the cached loop
12049 iteration information and handle case of a thread path walking
12050 into an irreducible region.
12052 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12054 PR target/78900
12055 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
12056 assertions. Add support for doing the signbit if the IEEE 128-bit
12057 floating point value is in a GPR.
12058 * config/rs6000/rs6000.md (Fsignbit): Delete.
12059 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
12060 Update the length attribute if the value is in a GPR.
12061 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
12062 the sign or zero extension instruction, since the value is always 0/1.
12063 (signbit<mode>2_dm2): Delete using <Fsignbit>.
12065 PR target/78953
12066 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
12067 extracting SImode to a GPR register so that we can generate a
12068 store, limit the vector to be in a traditional Altivec register
12069 for the vextuwrx instruction.
12071 2017-01-03 Ian Lance Taylor <iant@google.com>
12073 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
12075 2017-01-03 Martin Sebor <msebor@redhat.com>
12077 PR tree-optimization/78696
12078 * gimple-ssa-sprintf.c (format_floating): Correct handling of
12079 precision. Use MPFR for %f for greater fidelity. Correct handling
12080 of %g.
12081 (pass_sprintf_length::compute_format_length): Set width and precision
12082 specified by asrerisk to void_node for vararg functions.
12083 (try_substitute_return_value): Adjust dump output.
12085 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
12087 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
12089 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
12091 * doc/invoke.texi (SPARC options): Document -mlra as the default.
12092 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
12093 -mlra/-mno-lra was passed to the compiler.
12095 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
12097 PR rtl-optimization/65618
12098 * emit-rtl.c (try_split): Move initialization of "before" and
12099 "after" to just before the call to emit_insn_after_setloc.
12101 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12103 * doc/md.texi (Standard Names): Remove reference to Java frontend.
12105 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
12107 * dwarf2out.c (gen_enumeration_type_die): When
12108 -gno-strict-dwarf, add a DW_AT_encoding attribute.
12110 2017-01-03 Jakub Jelinek <jakub@redhat.com>
12112 PR tree-optimization/78965
12113 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12114 Change first argument from const call_info & to call_info &. For %n
12115 set info.nowrite to false.
12117 PR middle-end/78901
12118 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
12119 possibly throwing calls.
12121 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
12122 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
12123 and fns handling, rather than in a separate case SSA_NAME.
12125 2017-01-02 Jeff Law <law@redhat.com>
12127 * config/darwin-driver.c (darwin_driver_init): Const-correctness
12128 fixes for first_period and second_period variables.
12130 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
12132 PR target/78967
12133 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
12134 (*insvqi_1): New insn pattern.
12135 (*insvqi_1_mem_rex64): Ditto.
12136 (*insvqi_2): Ditto.
12137 (*insvqi_3): Rename from *insvqi.
12139 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
12141 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12143 * doc/cfg.texi (Edges): Remove reference to Java.
12144 (Maintaining the CFG): Ditto.
12146 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12148 PR middle-end/77674
12149 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
12150 transparent aliases.
12152 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12154 PR middle-end/77484
12155 * predict.def (PRED_CALL): Update hitrate.
12156 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
12157 * predict.c (tree_estimate_probability_bb): Split CALL predictor
12158 into direct/indirect/polymorphic variants.
12160 2017-01-01 Jakub Jelinek <jakub@redhat.com>
12162 Update copyright years.
12164 * gcc.c (process_command): Update copyright notice dates.
12165 * gcov-dump.c (print_version): Ditto.
12166 * gcov.c (print_version): Ditto.
12167 * gcov-tool.c (print_version): Ditto.
12168 * gengtype.c (create_file): Ditto.
12169 * doc/cpp.texi: Bump @copying's copyright year.
12170 * doc/cppinternals.texi: Ditto.
12171 * doc/gcc.texi: Ditto.
12172 * doc/gccint.texi: Ditto.
12173 * doc/gcov.texi: Ditto.
12174 * doc/install.texi: Ditto.
12175 * doc/invoke.texi: Ditto.
12176 \f
12177 Copyright (C) 2017 Free Software Foundation, Inc.
12179 Copying and distribution of this file, with or without modification,
12180 are permitted in any medium without royalty provided the copyright
12181 notice and this notice are preserved.