| blob | 4901b38c264571d8cd09c601324f6029b7cbf3ef |
1 2017-05-31 Bin Cheng <bin.cheng@arm.com>
3 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
4 (create_intersect_range_checks): Move from ...
5 * tree-data-ref.c (create_intersect_range_checks_index)
6 (create_intersect_range_checks): ... to here.
7 (create_runtime_alias_checks): New function factored from ...
8 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
9 here. Call above function.
10 * tree-data-ref.h (create_runtime_alias_checks): New function.
12 2017-05-31 Bin Cheng <bin.cheng@arm.com>
14 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
15 segment length for dr_b and compute it in wide_int.
17 2017-05-31 Richard Biener <rguenther@suse.de>
19 PR tree-optimization/80906
20 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
21 and pass through iv_map.
22 (copy_bb_and_scalar_dependences): Adjust.
23 (translate_pending_phi_nodes): Likewise.
24 (copy_loop_close_phi_args): Handle code-generating IVs instead
25 of ICEing.
27 2017-05-30 David Malcolm <dmalcolm@redhat.com>
29 * diagnostic-color.c (color_dict): Add "type-diff".
30 (parse_gcc_colors): Update comment.
31 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
32 -fdiagnostics-show-template-tree and -fno-elide-type.
33 (GCC_COLORS): Add type-diff to example.
34 (type-diff=): New.
35 (-fdiagnostics-show-template-tree): New.
36 (-fno-elide-type): New.
37 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
38 the pp_format_decoder callback. Call any m_format_postprocessor's
39 "handle" method.
40 (pretty_printer::pretty_printer): Initialize
41 m_format_postprocessor.
42 (pretty_printer::~pretty_printer): Delete any
43 m_format_postprocessor.
44 * pretty-print.h (printer_fn): Add bool and const char **
45 parameters.
46 (class format_postprocessor): New class.
47 (struct pretty_printer::format_decoder): Document the new
48 parameters.
49 (struct pretty_printer::m_format_postprocessor): New field.
50 * tree-diagnostic.c (default_tree_printer): Update for new
51 bool and const char ** params.
52 * tree-diagnostic.h (default_tree_printer): Likewise.
54 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
56 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
57 (lwa_operand): Delete rs6000_gen_cell_microcode test.
58 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
59 rs6000_gen_cell_microcode code.
60 (rs6000_final_prescan_insn): Delete.
61 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
62 "warn-cell-microcode" entries.
63 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
64 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
65 throughout. Change cc_reg_not_micro_cr0_operand to
66 cc_reg_not_cr0_operand throughout.
67 (*extendhi<mode>2_noload): Delete.
68 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
69 (mwarn-cell-microcode): Delete.
70 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
71 -mgen-cell-microcode and -mwarn-cell-microcode.
73 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
75 PR target/80833
76 * config/i386/constraints.md (Yd): New constraint.
77 (Ye): Ditto.
78 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
79 and (?Yd, r) alternatives. Update insn attributes.
80 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
81 and (?*Yd, r) alternatives. Update insn attributes.
82 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
84 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
86 * gimplify.c (gimplify_modify_expr): Don't create a
87 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
88 function.
90 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
92 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
94 2017-05-30 Richard Biener <rguenther@suse.de>
96 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
97 and reduc_def fields.
98 (STMT_VINFO_REDUC_TYPE): New define.
99 (STMT_VINFO_REDUC_DEF): Likewise.
100 (vect_force_simple_reduction): Adjust prototype.
101 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
102 (vect_is_simple_reduction): Remove check_reduction argument.
103 (vect_force_simple_reduction): Adjust and set
104 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
105 (vectorizable_reduction): Do not re-do reduction analysis
106 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
107 * tree-parloops.c (gather_scalar_reductions): Adjust.
109 2017-05-30 Richard Biener <rguenther@suse.de>
111 PR middle-end/80901
112 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
113 split_edge code.
115 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
117 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
118 Introduce unknown_misalignment parameter and remove vf.
119 (vect_peeling_hash_get_lowest_cost):
120 Pass unknown_misalignment parameter.
121 (vect_enhance_data_refs_alignment):
122 Fix unsupportable data ref treatment.
124 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
126 * tree-vect-data-refs.c (vect_get_data_access_cost):
127 Workaround for SLP handling.
128 (vect_enhance_data_refs_alignment):
129 Compute costs for doing no peeling at all, compare to the best
130 peeling costs so far and avoid peeling if cheaper.
132 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
134 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
135 Return peeling info and set costs to zero for unlimited cost
136 model.
137 (vect_enhance_data_refs_alignment): Also inspect all datarefs
138 with unknown misalignment. Compute and costs for unknown
139 misalignment, compare them to the costs for known misalignment
140 and choose the cheapest for peeling.
142 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
144 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
145 (vect_get_peeling_costs_all_drs): Create function.
146 (vect_peeling_hash_get_lowest_cost):
147 Use vect_get_peeling_costs_all_drs.
148 (vect_peeling_supportable): Create function.
149 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
151 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
153 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
154 DR_HAS_NEGATIVE_STEP.
155 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
156 (vect_enhance_data_refs_alignment): Use.
157 (vect_duplicate_ssa_name_ptr_info): Use.
158 * tree-vectorizer.h (dr_misalignment): Use.
159 (known_alignment_for_access_p): Use.
161 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
163 PR target/78838
164 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
165 .lowtext.
166 (has_section_name): New function.
168 2017-05-30 Martin Liska <mliska@suse.cz>
170 PR other/80909
171 * auto-profile.c (get_function_decl_from_block): Fix
172 parenthesis.
174 2017-05-30 Richard Biener <rguenther@suse.de>
176 PR middle-end/80876
177 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
179 2017-05-30 Martin Liska <mliska@suse.cz>
181 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
182 * dumpfile.h (struct dump_file_info): Remove ctors.
184 2017-05-30 Martin Liska <mliska@suse.cz>
186 * predict.def: Fix GNU coding style.
188 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
190 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
191 Mark 'to' argument with ATTRIBUTE_UNUSED.
193 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
195 * config/xtensa/xtensa.c (xtensa_emit_call): Use
196 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
197 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
198 format string.
200 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
202 * doc/install.texi (Options specification): Restore entry of
203 --enable-sjlj-exceptions.
205 2017-05-27 Michael Eager <eager@eagercon.com>
207 Revert:
208 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
210 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
212 * config/microblaze/microblaze.h
213 (FIXED_REGISTERS): Update in macro.
214 (CALL_USED_REGISTERS): Update in macro.
216 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
218 * doc/install.texi: Add links to macOS binary distributions.
220 2017-05-27 Jakub Jelinek <jakub@redhat.com>
222 PR bootstrap/80887
223 Revert:
224 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
226 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
228 2017-05-26 Martin Liska <mliska@suse.cz>
230 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
232 2017-05-26 Martin Liska <mliska@suse.cz>
234 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
235 always leading ';; '.
236 (dump_bb_info): Likewise.
237 (brief_dump_cfg): Likewise.
238 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
239 * dumpfile.c: Remove usage of TDF_VERBOSE.
240 * dumpfile.h (enum dump_kind): Likewise.
241 (dump_gimple_bb_header): Do not use TDF_COMMENT.
242 * print-tree.c (debug_verbose): Remove.
243 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
244 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
245 * tree-diagnostic.c (default_tree_printer): Replace
246 TDF_DIAGNOSTIC with TDF_SLIM.
248 2017-05-26 Bin Cheng <bin.cheng@arm.com>
250 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
251 in parameter loop, rather than loop_vinfo.
252 (create_intersect_range_checks): Ditto.
253 (vect_create_cond_for_alias_checks): Update call to above functions.
255 2017-05-26 Bin Cheng <bin.cheng@arm.com>
257 PR tree-optimization/80815
258 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
259 for merging runtime alias checks. Handle negative DR_STEPs.
261 2017-05-26 Bin Cheng <bin.cheng@arm.com>
263 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
264 Move from ...
265 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
266 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
267 out code pruning runtime alias checks.
268 * tree-data-ref.c (prune_runtime_alias_test_list): New function
269 factored out from above.
270 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
271 Move from ...
272 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
273 ... to here.
274 (prune_runtime_alias_test_list): New decalaration.
276 2017-05-26 Bin Cheng <bin.cheng@arm.com>
278 * tree-vect-data-refs.c (compare_tree): Rename and move ...
279 * tree-data-ref.c (data_ref_compare_tree): ... to here.
280 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
281 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
282 (operator==, comp_dr_with_seg_len_pair): Ditto.
283 (vect_prune_runtime_alias_test_list): Ditto.
285 2017-05-26 Martin Liska <mliska@suse.cz>
287 PR ipa/80663
288 * params.def: Bound partial-inlining-entry-probability param.
290 2017-05-26 Marek Polacek <polacek@redhat.com>
292 PR sanitizer/80875
293 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
294 can be negated.
296 2017-05-26 Richard Biener <rguenther@suse.de>
298 PR tree-optimization/80842
299 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
300 value.
302 2017-05-26 Richard Biener <rguenther@suse.de>
304 PR tree-optimization/80844
305 * tree-vectorizer.c (adjust_simduid_builtins): Propagate
306 results.
308 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
310 * doc/md.texi (Machine Constraints): Update x86 family
311 machine constraints section to match 'config/i386/constraints.md'.
313 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
315 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
317 2017-05-25 Nathan Sidwell <nathan@acm.org>
319 * doc/invoke.texi (--enable-languages): Update documentation.
321 2017-05-25 Martin Liska <mliska@suse.cz>
323 * dumpfile.c: Add TDF_FOLDING.
324 * dumpfile.h (enum dump_kind): Likewise.
325 * genmatch.c (dt_simplify::gen_1): Use it.
327 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
329 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
331 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
333 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
334 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
336 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
338 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
339 * match.pd (X == C): Rewrite it here.
340 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
341 with_certain_nonzero_bits2): New predicates.
342 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
344 2017-05-24 Nathan Sidwell <nathan@acm.org>
346 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
347 avoid warning.
349 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
350 warning.
352 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
354 * config/powerpcspe: New port. Files are copied from the rs6000
355 port, with "rs6000" in filenames replaced by "powerpcspe".
357 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
359 PR rtl-optimization/80754
360 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
362 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
364 * config/sparc/sparc.md (length): Return the correct value for -mflat
365 sibcalls to match output_sibcall.
367 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
369 PR bootstrap/80860
370 PR bootstrap/80843
371 * config/rs6000/rs6000.c (struct machine_function): Add new field
372 n_components.
373 (rs6000_get_separate_components): Init that field, use it.
374 (rs6000_components_for_bb): Use the field.
376 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
378 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
380 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
382 PR middle-end/80823
383 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
385 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
387 PR target/80725
388 * config/s390/s390.c (s390_check_qrst_address): Check incoming
389 address against address_operand predicate.
390 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
392 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
394 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
395 parameters passed indirectly.
397 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
399 * config/i386/i386.md (*movdi_internal): Remove SSE4
400 alternative 18 (?r, *v). Update insn attributes.
401 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
402 Update insn attributes.
403 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
404 Update insn attributes.
405 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
406 alternative 1 (r, v). Remove isa attribute.
407 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
408 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
409 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
411 2017-05-23 Tom de Vries <tom@codesourcery.com>
413 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
414 dg-line directive.
416 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
418 * cgraphunit.c (symbol_table::process_new_functions): Update.
419 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
420 (inline_generate_summary): Rename to ...
421 (ipa_fn_summary_generate): ... this one.
422 (inline_read_summary): Rename to ...
423 (ipa_fn_summary_read): ... this one.
424 (inline_write_summary): Rename to ...
425 (ipa_fn_summary_write): ... this one.
426 (inline_free_summary): Rename to ...
427 (ipa_free_fn_summary): ... this one.
428 (pass_data_local_fn_summary, pass_local_fn_summary,
429 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
430 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
431 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
432 make_pass_ipa_fn_summary): New.
433 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
434 inline_write_summary, inline_free_summary): Remove.
435 (ipa_free_fn_summary) : New.
436 * ipa-inline.c (ipa_inline): Update.
437 (pass_ipa_inline): Do not generate summaries.
438 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
439 Remove.
440 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
441 and add pass_ipa_fn_summary.
442 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
443 New.
444 (make_pass_inline_parameters): Remove.
446 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
448 * omp-low.c (struct omp_context): Remove "default_kind" member.
449 Adjust all users.
451 * omp-offload.c (execute_oacc_device_lower): Remove the
452 parallelism dimensions function attributes for unparallelized
453 OpenACC kernels constructs.
455 2017-05-23 Martin Liska <mliska@suse.cz>
457 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
458 functions.
459 (cgraph_edge::make_speculative): Likewise.
460 (cgraph_edge::resolve_speculation): Likewise.
461 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
462 (cgraph_node::dump): Likewise.
463 * cgraph.h: Likewise.
464 * cgraphunit.c (analyze_functions): Likewise.
465 (symbol_table::compile): Likewise.
466 * ipa-cp.c (print_all_lattices): Likewise.
467 (determine_versionability): Likewise.
468 (initialize_node_lattices): Likewise.
469 (ipcp_verify_propagated_values): Likewise.
470 (estimate_local_effects): Likewise.
471 (update_profiling_info): Likewise.
472 (create_specialized_node): Likewise.
473 (perhaps_add_new_callers): Likewise.
474 (decide_about_value): Likewise.
475 (decide_whether_version_node): Likewise.
476 (identify_dead_nodes): Likewise.
477 (ipcp_store_bits_results): Likewise.
478 * ipa-devirt.c (dump_targets): Likewise.
479 (ipa_devirt): Likewise.
480 * ipa-icf.c (sem_item::dump): Likewise.
481 (sem_function::equals): Likewise.
482 (sem_variable::equals): Likewise.
483 (sem_item_optimizer::read_section): Likewise.
484 (sem_item_optimizer::execute): Likewise.
485 (congruence_class::dump): Likewise.
486 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
487 (dump_inline_summary): Likewise.
488 (estimate_node_size_and_time): Likewise.
489 (inline_analyze_function): Likewise.
490 * ipa-inline-transform.c (inline_call): Likewise.
491 * ipa-inline.c (report_inline_failed_reason): Likewise.
492 (want_early_inline_function_p): Likewise.
493 (edge_badness): Likewise.
494 (update_edge_key): Likewise.
495 (inline_small_functions): Likewise.
496 * ipa-profile.c (ipa_profile): Likewise.
497 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
498 (ipa_make_edge_direct_to_target): Likewise.
499 (remove_described_reference): Likewise.
500 (ipa_impossible_devirt_target): Likewise.
501 (propagate_controlled_uses): Likewise.
502 (ipa_print_node_params): Likewise.
503 (ipcp_transform_function): Likewise.
504 * ipa-pure-const.c (pure_const_read_summary): Likewise.
505 (propagate_pure_const): Likewise.
506 * ipa-reference.c (generate_summary): Likewise.
507 (read_write_all_from_decl): Likewise.
508 (propagate): Likewise.
509 (ipa_reference_read_optimization_summary): Likewise.
510 * ipa-utils.c (ipa_merge_profiles): Likewise.
511 * ipa.c (walk_polymorphic_call_targets): Likewise.
512 (symbol_table::remove_unreachable_nodes): Likewise.
513 (ipa_single_use): Likewise.
514 * passes.c (execute_todo): Likewise.
515 * predict.c (drop_profile): Likewise.
516 * symtab.c (symtab_node::get_dump_name): New function.
517 (symtab_node::dump_name): Likewise.
518 (symtab_node::dump_asm_name): Likewise.
519 (symtab_node::dump_references): Likewise.
520 (symtab_node::dump_referring): Likewise.
521 (symtab_node::dump_base): Likewise.
522 (symtab_node::debug_symtab): Likewise.
523 * tree-sra.c (convert_callers_for_node): Likewise.
524 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
525 * value-prof.c (init_node_map): Likewise.
527 2017-05-23 Martin Liska <mliska@suse.cz>
529 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
530 and symtab_node::debug_symtab to symbol_table::debug.
531 * cgraphunit.c (analyze_functions): Use the renamed function.
532 (symbol_table::compile): Likewise.
533 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
534 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
535 * passes.c (execute_todo): Likewise.
536 * symtab.c (symbol_table::dump): New function.
537 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
539 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
541 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
542 that nonconst implies exec.
544 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
546 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
547 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
548 (inline_edge_summary_vec): Turn into ...
549 (ipa_call_summaries): ... this one.
550 (redirect_to_unreachable, edge_set_predicate,
551 evaluate_properties_for_edge, inline_summary_alloc,
552 reset_ipa_call_summary, reset_inline_summary,
553 inline_summary_t::duplicate): Update.
554 (inline_edge_duplication_hook): Turn to ...
555 (ipa_call_summary_t::duplicate): ... this one.
556 (inline_edge_removal_hook): Turn to ...
557 (ipa_call_summary_t::remove): ... this one.
558 (dump_inline_edge_summary): Turn to ...
559 (dump_ipa_call_summary): ... this one.
560 (estimate_function_body_sizes): Update.
561 (inline_update_callee_summaries): Update.
562 (remap_edge_change_prob): Update.
563 (remap_edge_summaries): Update.
564 (inline_merge_summary): Update.
565 (do_estimate_edge_time): Update.
566 (inline_generate_summary): Update.
567 (inline_read_section): Update.
568 (inline_read_summary): Update.
569 (inline_free_summary): Update.
570 * ipa-inline.c (can_inline_edge_p): Update.
571 (compute_inlined_call_time): Update.
572 (want_inline_small_function_p): Update.
573 (edge_badness): Update.
574 (early_inliner): Update.
575 * ipa-inline.h (inline_edge_summary): Turn to ...
576 (ipa_call_summary): ... this one.
577 (ipa_call_summary_t): New class.
578 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
579 (ipa_call_summaries): New.
580 (inline_edge_summary): Remove.
581 (estimate_edge_growth): Update.
582 * ipa-profile.c (ipa_propagate_frequency_1): Update.
583 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
584 * ipa-split.c (execute_split_functions): Update.
585 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
587 2017-05-23 Tom de Vries <tom@codesourcery.com>
589 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
590 attributes): Document rdrand effective target.
592 2017-05-23 Tom de Vries <tom@codesourcery.com>
594 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
595 attributes): Sort alphabetically.
597 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
599 * config/avr/genmultilib.awk: Use gsub instead of gensub.
601 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
603 PR target/80718
604 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
605 V2DF/V2DI splat into two separate patterns, one that handles
606 registers, and the other that only handles memory. Drop support
607 for splatting from a GPR on ISA 2.07 and then splitting the
608 splat into direct move and splat.
609 (vsx_splat_<mode>_reg): Likewise.
610 (vsx_splat_<mode>_mem): Likewise.
612 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
614 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
616 2017-05-22 Jakub Jelinek <jakub@redhat.com>
618 PR middle-end/80809
619 * omp-low.c (finish_taskreg_remap): New function.
620 (finish_taskreg_scan): If unit size of ctx->record_type
621 is non-constant, unshare the size expression and replace
622 decls in it with possible outer var refs.
624 PR middle-end/80809
625 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
626 GOVD_SHARED rather than GOVD_PRIVATE with it.
627 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
628 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
630 PR middle-end/80853
631 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
632 as last argument to build_outer_var_ref for pointer bases of array
633 section reductions.
635 2017-05-19 Martin Sebor <msebor@redhat.com>
637 * print-tree.c (print_node): Print DECL_READ_P flag.
639 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
641 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
642 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
643 * cgraph.c: Likewise.
644 * cgraphunit.c: Likewise.
645 * gengtype.c: Likewise.
646 * ipa-cp.c: Likewise.
647 * ipa-devirt.c: Likewise.
648 * ipa-icf.c: Likewise.
649 * ipa-predicate.c: Likewise.
650 * ipa-profile.c: Likewise.
651 * ipa-prop.c: Likewise.
652 * ipa-split.c: Likewise.
653 * ipa.c: Likewise.
654 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
655 edge_predicate_pool, dump_inline_hints,
656 inline_summary::account_size_time, redirect_to_unreachable,
657 edge_set_predicate, set_hint_predicate,
658 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
659 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
660 inline_summary_t::remove, remap_hint_predicate_after_duplication,
661 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
662 ipa_call_summary_t::remove, initialize_growth_caches,
663 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
664 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
665 mark_modified, unmodified_parm_1, unmodified_parm,
666 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
667 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
668 compute_bb_predicates, will_be_nonconstant_expr_predicate,
669 will_be_nonconstant_predicate, record_modified_bb_info,
670 get_minimal_bb, record_modified, param_change_prob,
671 phi_result_unknown_predicate, predicate_for_phi_result,
672 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
673 estimate_function_body_sizes, compute_inline_parameters,
674 compute_inline_parameters_for_curren, pass_data_inline_parameters,
675 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
676 inline_update_callee_summaries, remap_edge_change_prob,
677 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
678 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
679 inline_analyze_function, inline_summary_t::insert,
680 inline_generate_summary, read_ipa_call_summary, inline_read_section,
681 inline_read_summary, write_ipa_call_summary, inline_write_summary,
682 inline_free_summary): Move to ipa-fnsummary.h
683 (predicate_t): Remove.
684 * ipa-fnsummary.c: New file.
685 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
686 (enum inline_hints_vals, inline_hints, agg_position_info,
687 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
688 inline_summaries, ipa_call_summary, ipa_call_summary_t,
689 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
690 dump_inline_summary, dump_inline_hints, inline_generate_summary,
691 inline_read_summary, inline_write_summary, inline_free_summary,
692 inline_analyze_function, initialize_inline_failed,
693 inline_merge_summary, inline_update_overall_summary,
694 compute_inline_parameters): Move to ipa-fnsummary.h
695 * ipa-fnsummary.h: New file.
696 * ipa-inline-transform.h: Include ipa-inline.h.
697 * ipa-inline.c: LIkewise.
699 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
701 * ipa-inline.c (edge_badness): Use inlined_time instead of
702 inline_summaries->get.
704 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
706 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
708 2017-05-22 Nathan Sidwell <nathan@acm.org>
710 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
711 (fdump-lang): Document 'raw' option.
712 * dumpfile.h (TDI_tu): Delete.
713 * dumpfile.c (dump_files): Remove translation-unit.
714 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
716 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
718 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
719 command option from $(AWK) call.
720 * config/avr/genmultilib.awk: Simplify and rewrite so that it
721 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
722 [FORMAT]: Remove handling of variable.
723 * config/avr/t-multilib: Regenerate.
725 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
727 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
728 self_time.
729 (dump_inline_summary): Do not print self_time.
730 (estimate_function_body_sizes): Do not set self_time.
731 (compute_inline_parameters): Likewise.
732 (inline_read_section, inline_write_summary): Do not stream self_time.
733 * ipa-inline.h (inline_summary): Drop self_time.
735 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
737 * ipa-inline-analysis.c (account_size_time): Rename to ...
738 (inline_summary::account_size_time): ... this one.
739 (reset_ipa_call_summary): Turn to ...
740 (ipa_call_summary::reset): ... this one.
741 (reset_inline_summary): Turn to ...
742 (inline_summary::reset): ... this one.
743 (inline_summary_t::remove): Update.
744 (inline_summary_t::duplicate): Update.
745 (ipa_call_summary_t::remove): Update.
746 (dump_inline_summary): Update.
747 (estimate_function_body_sizes): Update.
748 (compute_inline_parameters): Update.
749 (estimate_node_size_and_time): Update.
750 (inline_merge_summary): Update.
751 (inline_update_overall_summary): Update.
752 (inline_read_section): Update.
753 (inline_write_summary): Update.
754 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
755 add account_size_time and reset member functions.
756 (ipa_call_summary): Add reset function.
757 * ipa-predicate.h (predicate::operator &): Constify.
759 2017-05-22 Richard Biener <rguenther@suse.de>
761 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
763 2017-05-19 Jason Merrill <jason@redhat.com>
765 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
767 2017-05-19 Marek Polacek <polacek@redhat.com>
769 PR sanitizer/80800
770 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
771 TYPE_OVERFLOW_WRAPS checks.
773 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
775 * tree-core.h (enum omp_clause_default_kind): Add
776 "OMP_CLAUSE_DEFAULT_PRESENT".
777 * tree-pretty-print.c (dump_omp_clause): Handle it.
778 * gimplify.c (enum gimplify_omp_var_data): Add
779 "GOVD_MAP_FORCE_PRESENT".
780 (gimplify_adjust_omp_clauses_1): Map it to
781 "GOMP_MAP_FORCE_PRESENT".
782 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
784 * gimplify.c (oacc_default_clause): Clarify.
786 2017-05-19 Nathan Sidwell <nathan@acm.org>
788 LANG_HOOK_REGISTER_DUMPS
789 * toplev.c (general_init): Call register dump lang hook.
790 * doc/invoke.texi: Document -fdump-lang option family.
791 * dumpfile.c (dump_files): Remove class dump here.
792 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
793 * dumpfile.h (tree_dump_index): Remove TDI_class.
794 * langhooks-def.h (lhd_register_dumps): Declare.
795 (LANG_HOOKS_REGISTER_DUMPS): Define.
796 (LANG_HOOKS_INITIALIZER): Add it.
797 * langhooks.c (lhd_register_dumps): Define.
798 * langhooks.h (struct lang_hooks): Add register_dumps.
800 2017-05-19 Nathan Sidwell <nathan@acm.org>
802 * context.h (context::set_passes): New.
803 * context.c (context::context): Do not create pass manager.
804 * toplev.c (general_init): Create pass manager here.
806 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
808 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
809 use this splitter if two add or or instructions would also work for
810 the constant we want to generate.
812 2017-05-19 Richard Biener <rguenther@suse.de>
814 PR build/80821
815 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
816 predicate evaluation.
818 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
820 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
821 add ctor.
822 * ipa-inline.c (want_inline_small_function_p): Do not cast to
823 unsigned.
825 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
827 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
828 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
829 (inline_edge_summary_vec): Turn into ...
830 (ipa_call_summaries): ... this one.
831 (redirect_to_unreachable, edge_set_predicate,
832 evaluate_properties_for_edge, inline_summary_alloc,
833 reset_ipa_call_summary, reset_inline_summary,
834 inline_summary_t::duplicate): Update.
835 (inline_edge_duplication_hook): Turn to ...
836 (ipa_call_summary_t::duplicate): ... this one.
837 (inline_edge_removal_hook): Turn to ...
838 (ipa_call_summary_t::remove): ... this one.
839 (dump_inline_edge_summary): Turn to ...
840 (dump_ipa_call_summary): ... this one.
841 (estimate_function_body_sizes): Update.
842 (inline_update_callee_summaries): Update.
843 (remap_edge_change_prob): Update.
844 (remap_edge_summaries): Update.
845 (inline_merge_summary): Update.
846 (do_estimate_edge_time): Update.
847 (inline_generate_summary): Update.
848 (inline_read_section): Update.
849 (inline_read_summary): Update.
850 (inline_free_summary): Update.
851 * ipa-inline.c (can_inline_edge_p): Update.
852 (compute_inlined_call_time): Update.
853 (want_inline_small_function_p): Update.
854 (edge_badness): Update.
855 (early_inliner): Update.
856 * ipa-inline.h (inline_edge_summary): Turn to ...
857 (ipa_call_summary): ... this one.
858 (ipa_call_summary_t): New class.
859 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
860 (ipa_call_summaries): New.
861 (inline_edge_summary): Remove.
862 (estimate_edge_growth): Update.
863 * ipa-profile.c (ipa_propagate_frequency_1): Update.
864 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
865 * ipa-split.c (execute_split_functions): Update.
866 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
868 2017-05-19 Richard Biener <rguenther@suse.de>
870 PR middle-end/80764
871 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
873 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
875 * config/rs6000/rs6000.c (struct machine_function): Add field
876 fpr_is_wrapped_separately.
877 (rs6000_get_separate_components): Use 64 components. Handle the
878 new FPR components.
879 (rs6000_components_for_bb): Handle the FPR components.
880 (rs6000_emit_prologue_components): Handle the FPR components.
881 (rs6000_emit_epilogue_components): Handle the FPR components.
882 (rs6000_set_handled_components): Handle the FPR components.
883 (rs6000_emit_prologue): Don't output prologue code for those FPRs
884 that are already separately shrink-wrapped.
885 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
886 that are already separately shrink-wrapped.
888 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
890 PR target/80510
891 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
892 New predicate.
894 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
895 (define_peephole2 for Altivec d-form load): Add peepholes to catch
896 cases where the register allocator uses a move and an offsettable
897 memory operation to/from a FPR register on ISA 2.06/2.07.
898 (define_peephole2 for Altivec d-form store): Likewise.
900 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
902 PR target/80799
903 * config/i386/mmx.md (*mov<mode>_internal): Enable
904 alternatives 11, 12, 13 and 14 also for 32bit targets.
905 Remove alternatives 15, 16, 17 and 18.
906 * config/i386/sse.md (vec_concatv2di): Change
907 alternative (!x, *y) to (x, ?!*Yn).
909 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
911 * dumpfile.h (enum dump_kind): Remove stray comma.
913 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
915 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
916 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
917 predicate::num_conditions
918 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
919 (CHANGED): turn into predicate::changed.
920 (agg_position_info): Move to ipa-predicate.h
921 (add_condition, predicate::add_clause, predicate::operator &=,
922 predicate::or_with, predicate::evaluate, predicate::probability,
923 dump_condition, dump_clause, predicate::dump,
924 predicate::remap_after_duplication, predicate::remap_after_inlining,
925 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
926 (evaluate_conditions_for_known_args): Update.
927 (set_cond_stmt_execution_predicate): Update.
928 * ipa-inline.h: Include ipa-predicate.h
929 (condition, inline_param_summary, conditions, agg_position_info,
930 predicate): Move to ipa-predicate.h
931 * ipa-predicate.c: New file.
932 * ipa-predicate.h: New file.
934 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
936 * final.c (leaf_function_p): Check we are not in a sequence.
938 2017-05-18 Martin Liska <mliska@suse.cz>
940 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
941 * dumpfile.c (dump_register): Use new enum dump_kind.
942 (get_dump_file_name): Likewise.
943 (dump_enable_all): Likewise.
944 (dump_switch_p_1): Likewise.
945 (enable_rtl_dump_file): Remove usage of TDF_RTL.
946 * dumpfile.h (enum dump_kind): New enum type.
947 (struct dump_file_info): Create constructor and
948 format fields and comments.
949 * passes.c (pass_manager::register_one_dump_file):
950 Use num dump_kind.
951 * statistics.c (statistics_early_init): Likewise.
952 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
953 TDF_TREE with TDF_SLIM.
954 (gather_memory_references_ref): Likewise.
956 2017-05-18 Martin Liska <mliska@suse.cz>
958 * vec.h (struct vnull): Use it.
960 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
962 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
963 (true_predicate, false_predicate, true_predicate_p,
964 false_predicate_p): Remove.
965 (single_cond_predicate, not_inlined_predicate): Turn to member function
966 in ipa-inline.h
967 (add_condition): Update.
968 (add_clause): Turn to...
969 (predicate::add_clause): ... this one; update; allow passing NULL
970 as parameter.
971 (and_predicates): Turn to ...
972 (predicate::operator &=): ... this one.
973 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
974 (or_predicates): Turn to ...
975 (predicate::or_with): ... this one.
976 (evaluate_predicate): Turn to ...
977 (predicate::evaluate): ... this one.
978 (predicate_probability): Turn to ...
979 (predicate::probability): ... this one.
980 (dump_condition): Update.
981 (dump_predicate): Turn to ...
982 (predicate::dump): ... this one.
983 (account_size_time): Update.
984 (edge_set_predicate): Update.
985 (set_hint_predicate): UPdate.
986 (evaluate_conditions_for_known_args): Update.
987 (evaluate_properties_for_edge): Update.
988 (remap_predicate_after_duplication): Turn to...
989 (predicate::remap_after_duplication): ... this one.
990 (remap_hint_predicate_after_duplication): Update.
991 (inline_summary_t::duplicate): UPdate.
992 (dump_inline_edge_summary): Update.
993 (dump_inline_summary): Update.
994 (set_cond_stmt_execution_predicate): Update.
995 (set_switch_stmt_execution_predicate): Update.
996 (compute_bb_predicates): Update.
997 (will_be_nonconstant_expr_predicate): Update.
998 (will_be_nonconstant_predicate): Update.
999 (phi_result_unknown_predicate): Update.
1000 (predicate_for_phi_result): Update.
1001 (array_index_predicate): Update.
1002 (estimate_function_body_sizes): Update.
1003 (estimate_node_size_and_time): Update.
1004 (estimate_ipcp_clone_size_and_time): Update.
1005 (remap_predicate): Rename to ...
1006 (predicate::remap_after_inlining): ... this one.
1007 (remap_hint_predicate): Update.
1008 (inline_merge_summary): Update.
1009 (inline_update_overall_summary): Update.
1010 (estimate_size_after_inlining): Update.
1011 (read_predicate): Rename to ...
1012 (predicate::stream_in): ... this one.
1013 (read_inline_edge_summary): Update.
1014 (write_predicate): Rename to ...
1015 (predicate::stream_out): ... this one.
1016 (write_inline_edge_summary): Update.
1017 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
1018 (clause_t): Turn to uint32_t
1019 (predicate): Turn to class; implement constructor and operators
1020 ==, !=, &
1021 (size_time_entry): Update.
1022 (inline_summary): Update.
1023 (inline_edge_summary): Update.
1025 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
1027 * fold-const.c (fold_binary_loc): Move transformation...
1028 * match.pd (C - X CMP X): ... here.
1030 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
1032 * config/sparc/sparc.c (sparc_option_override): Set function
1033 alignment for -mcpu=niagara7 to 64 to match the I$ line.
1034 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
1035 latency to 1.
1036 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
1037 latency to 2.
1038 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
1040 2017-05-18 Marek Polacek <polacek@redhat.com>
1042 PR sanitizer/80797
1043 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
1044 (pass_ubsan::execute): Call gimple_assign_single_p instead of
1045 gimple_assign_load_p.
1047 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1049 PR middle-end/80692
1050 * real.c (do_compare): Give decimal_do_compare preference over
1051 comparing just the signs.
1053 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
1055 * doc/md.texi (Canonicalization of Instructions): Describe the
1056 canonical form of instructions that inherently set a condition
1057 code register.
1059 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
1061 PR middle-end/80775
1062 * tree-cfg.c: Move deletion of unreachable case statements to after
1063 the merging of consecutive case labels.
1065 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1067 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
1068 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
1069 restoring of callee-saved registers.
1071 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
1073 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
1074 * config/visium/visium.c (single_set_and_flags): Likewise.
1075 * config/visium/visium.md (Substitutions): Likewise.
1077 2017-05-17 Martin Liska <mliska@suse.cz>
1079 * cfg.c: Introduce dump_flags_t type and
1080 use it instead of int type.
1081 * cfg.h: Likewise.
1082 * cfghooks.c: Likewise.
1083 * cfghooks.h (struct cfg_hooks): Likewise.
1084 * cfgrtl.c: Likewise.
1085 * cfgrtl.h: Likewise.
1086 * cgraph.c (cgraph_node::get_body): Likewise.
1087 * coretypes.h: Likewise.
1088 * domwalk.c: Likewise.
1089 * domwalk.h: Likewise.
1090 * dumpfile.c (struct dump_option_value_info): Likewise.
1091 (dump_enable_all): Likewise.
1092 (dump_switch_p_1): Likewise.
1093 (opt_info_switch_p): Likewise.
1094 * dumpfile.h (enum tree_dump_index): Likewise.
1095 (struct dump_file_info): Likewise.
1096 * genemit.c: Likewise.
1097 * generic-match-head.c: Likewise.
1098 * gengtype.c (open_base_files): Likewise.
1099 * gimple-pretty-print.c: Likewise.
1100 * gimple-pretty-print.h: Likewise.
1101 * graph.c (print_graph_cfg): Likewise.
1102 * graphite-scop-detection.c (dot_all_sese): Likewise.
1103 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
1104 * loop-unroll.c (report_unroll): Likewise.
1105 * passes.c (pass_manager::register_one_dump_file): Likewise.
1106 * print-tree.c: Likewise.
1107 * statistics.c: Likewise.
1108 * tree-cfg.c: Likewise.
1109 * tree-cfg.h: Likewise.
1110 * tree-dfa.c: Likewise.
1111 * tree-dfa.h: Likewise.
1112 * tree-dump.c (dump_function): Likewise.
1113 * tree-dump.h (struct dump_info): Likewise.
1114 * tree-pretty-print.c: Likewise.
1115 * tree-pretty-print.h: Likewise.
1116 * tree-ssa-live.c: Likewise.
1117 * tree-ssa-live.h: Likewise.
1118 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1119 * tree-vect-loop.c: Likewise.
1120 * tree-vect-slp.c: Likewise.
1122 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
1123 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1125 PR tree-optimization/80457
1126 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
1127 of all arguments to a statement as scalar_to_vec operations.
1128 (vectorizable_call): Adjust call to vect_model_simple_cost for
1129 new parameter.
1130 (vectorizable_conversion): Likewise.
1131 (vectorizable_assignment): Likewise.
1132 (vectorizable_shift): Likewise.
1133 (vectorizable_operation): Likewise.
1134 (vectorizable_comparison): Likewise.
1135 (vect_is_simple_cond): Record the def types for operands.
1136 (vectorizable_condition): Likewise, call vect_model_simple_cost.
1137 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
1138 for statement argument count.
1140 2017-05-16 Carl Love <cel@us.ibm.com>
1142 * config/rs6000/rs6000-c: Add support for built-in functions
1143 vector unsigned long long vec_bperm (vector unsigned long long,
1144 vector unsigned char)
1145 vector signed long long vec_mule (vector signed int,
1146 vector signed int)
1147 vector unsigned long long vec_mule (vector unsigned int,
1148 vector unsigned int)
1149 vector signed long long vec_mulo (vector signed int,
1150 vector signed int)
1151 vector unsigned long long vec_mulo (vector unsigned int,
1152 vector unsigned int)
1153 vector signed char vec_sldw (vector signed char,
1154 vector signed char,
1155 const int)
1156 vector unsigned char vec_sldw (vector unsigned char,
1157 vector unsigned char,
1158 const int)
1159 vector signed short vec_sldw (vector signed short,
1160 vector signed short,
1161 const int)
1162 vector unsigned short vec_sldw (vector unsigned short,
1163 vector unsigned short,
1164 const int)
1165 vector signed int vec_sldw (vector signed int,
1166 vector signed int,
1167 const int)
1168 vector unsigned int vec_sldw (vector unsigned int,
1169 vector unsigned int,
1170 const int)
1171 vector signed long long vec_sldw (vector signed long long,
1172 vector signed long long,
1173 const int)
1174 vector unsigned long long vec_sldw (vector unsigned long long,
1175 vector unsigned long long,
1176 const int)
1177 * config/rs6000/rs6000-c: Add support for built-in functions
1178 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
1179 * config/rs6000/altivec.h: Add defintion for vec_sldw.
1180 * doc/extend.texi: Update the built-in documentation for the
1181 new built-in functions.
1183 2017-05-16 Marek Polacek <polacek@redhat.com>
1185 PR sanitizer/80536
1186 PR sanitizer/80386
1187 * tree.c (save_expr): Don't fold the expression.
1189 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
1191 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
1192 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
1193 and (?*y,m). Update insn attributes.
1195 2017-05-16 Martin Liska <mliska@suse.cz>
1197 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
1198 flags argument of print_gimple_stmt, print_gimple_expr,
1199 print_generic_stmt and print_generic_expr.
1200 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
1201 * coretypes.h: Likewise.
1202 * except.c (dump_eh_tree): Likewise.
1203 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
1204 * gimple-pretty-print.h: Likewise.
1205 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
1206 (backprop::push_to_worklist): Likewise.
1207 (backprop::pop_from_worklist): Likewise.
1208 (backprop::process_use): Likewise.
1209 (backprop::intersect_uses): Likewise.
1210 (note_replacement): Likewise.
1211 * gimple-ssa-store-merging.c
1212 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
1213 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
1214 (pass_store_merging::execute): Likewise.
1215 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
1216 (ssa_base_cand_dump_callback): Likewise.
1217 (dump_incr_vec): Likewise.
1218 (replace_refs): Likewise.
1219 (replace_mult_candidate): Likewise.
1220 (create_add_on_incoming_edge): Likewise.
1221 (create_phi_basis): Likewise.
1222 (insert_initializers): Likewise.
1223 (all_phi_incrs_profitable): Likewise.
1224 (introduce_cast_before_cand): Likewise.
1225 (replace_one_candidate): Likewise.
1226 * gimplify.c (gimplify_expr): Likewise.
1227 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
1228 (set_rename): Likewise.
1229 (rename_uses): Likewise.
1230 (copy_loop_phi_nodes): Likewise.
1231 (add_close_phis_to_merge_points): Likewise.
1232 (copy_loop_close_phi_args): Likewise.
1233 (copy_cond_phi_args): Likewise.
1234 (graphite_copy_stmts_from_block): Likewise.
1235 (translate_pending_phi_nodes): Likewise.
1236 * graphite-poly.c (print_pdr): Likewise.
1237 (dump_gbb_cases): Likewise.
1238 (dump_gbb_conditions): Likewise.
1239 (print_scop_params): Likewise.
1240 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
1241 (build_cross_bb_scalars_use): Likewise.
1242 (gather_bbs::before_dom_children): Likewise.
1243 * hsa-dump.c (dump_hsa_immed): Likewise.
1244 * ipa-cp.c (print_ipcp_constant_value): Likewise.
1245 (get_replacement_map): Likewise.
1246 * ipa-inline-analysis.c (dump_condition): Likewise.
1247 (estimate_function_body_sizes): Likewise.
1248 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
1249 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
1250 * ipa-prop.c (ipa_dump_param): Likewise.
1251 (ipa_print_node_jump_functions_for_edge): Likewise.
1252 (ipa_modify_call_arguments): Likewise.
1253 (ipa_modify_expr): Likewise.
1254 (ipa_dump_param_adjustments): Likewise.
1255 (ipa_dump_agg_replacement_values): Likewise.
1256 (ipcp_modif_dom_walker::before_dom_children): Likewise.
1257 * ipa-pure-const.c (check_stmt): Likewise.
1258 (pass_nothrow::execute): Likewise.
1259 * ipa-split.c (execute_split_functions): Likewise.
1260 * omp-offload.c (dump_oacc_loop_part): Likewise.
1261 (dump_oacc_loop): Likewise.
1262 * trans-mem.c (tm_log_emit): Likewise.
1263 (tm_memopt_accumulate_memops): Likewise.
1264 (dump_tm_memopt_set): Likewise.
1265 (dump_tm_memopt_transform): Likewise.
1266 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1267 (print_loop): Likewise.
1268 * tree-chkp-opt.c (chkp_print_addr): Likewise.
1269 (chkp_gather_checks_info): Likewise.
1270 (chkp_get_check_result): Likewise.
1271 (chkp_remove_check_if_pass): Likewise.
1272 (chkp_use_outer_bounds_if_possible): Likewise.
1273 (chkp_reduce_bounds_lifetime): Likewise.
1274 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
1275 (chkp_mark_completed_bounds): Likewise.
1276 (chkp_register_incomplete_bounds): Likewise.
1277 (chkp_mark_invalid_bounds): Likewise.
1278 (chkp_maybe_copy_and_register_bounds): Likewise.
1279 (chkp_build_returned_bound): Likewise.
1280 (chkp_get_bound_for_parm): Likewise.
1281 (chkp_build_bndldx): Likewise.
1282 (chkp_get_bounds_by_definition): Likewise.
1283 (chkp_generate_extern_var_bounds): Likewise.
1284 (chkp_get_bounds_for_decl_addr): Likewise.
1285 * tree-chrec.c (chrec_apply): Likewise.
1286 * tree-data-ref.c (dump_data_reference): Likewise.
1287 (dump_subscript): Likewise.
1288 (dump_data_dependence_relation): Likewise.
1289 (analyze_overlapping_iterations): Likewise.
1290 * tree-inline.c (expand_call_inline): Likewise.
1291 (tree_function_versioning): Likewise.
1292 * tree-into-ssa.c (dump_defs_stack): Likewise.
1293 (dump_currdefs): Likewise.
1294 (dump_names_replaced_by): Likewise.
1295 (dump_update_ssa): Likewise.
1296 (update_ssa): Likewise.
1297 * tree-object-size.c (pass_object_sizes::execute): Likewise.
1298 * tree-parloops.c (build_new_reduction): Likewise.
1299 (try_create_reduction_list): Likewise.
1300 (ref_conflicts_with_region): Likewise.
1301 (oacc_entry_exit_ok_1): Likewise.
1302 (oacc_entry_exit_single_gang): Likewise.
1303 * tree-pretty-print.h: Likewise.
1304 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
1305 (get_scalar_evolution): Likewise.
1306 (add_to_evolution): Likewise.
1307 (get_loop_exit_condition): Likewise.
1308 (analyze_evolution_in_loop): Likewise.
1309 (analyze_initial_condition): Likewise.
1310 (analyze_scalar_evolution): Likewise.
1311 (instantiate_scev): Likewise.
1312 (number_of_latch_executions): Likewise.
1313 (gather_chrec_stats): Likewise.
1314 (final_value_replacement_loop): Likewise.
1315 (scev_const_prop): Likewise.
1316 * tree-sra.c (dump_access): Likewise.
1317 (disqualify_candidate): Likewise.
1318 (create_access): Likewise.
1319 (reject): Likewise.
1320 (maybe_add_sra_candidate): Likewise.
1321 (create_access_replacement): Likewise.
1322 (analyze_access_subtree): Likewise.
1323 (analyze_all_variable_accesses): Likewise.
1324 (sra_modify_assign): Likewise.
1325 (initialize_constant_pool_replacements): Likewise.
1326 (find_param_candidates): Likewise.
1327 (decide_one_param_reduction): Likewise.
1328 (replace_removed_params_ssa_names): Likewise.
1329 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1330 * tree-ssa-copy.c (dump_copy_of): Likewise.
1331 (copy_prop_visit_cond_stmt): Likewise.
1332 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
1333 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
1334 (record_equivalences_from_stmt): Likewise.
1335 * tree-ssa-dse.c (compute_trims): Likewise.
1336 (delete_dead_call): Likewise.
1337 (delete_dead_assignment): Likewise.
1338 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
1339 (forward_propagate_into_cond): Likewise.
1340 (pass_forwprop::execute): Likewise.
1341 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
1342 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
1343 Likewise.
1344 (move_computations_worker): Likewise.
1345 (execute_sm): Likewise.
1346 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
1347 (remove_exits_and_undefined_stmts): Likewise.
1348 (remove_redundant_iv_tests): Likewise.
1349 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
1350 (adjust_iv_update_pos): Likewise.
1351 * tree-ssa-math-opts.c (bswap_replace): Likewise.
1352 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
1353 (value_replacement): Likewise.
1354 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1355 * tree-ssa-pre.c (print_pre_expr): Likewise.
1356 (get_representative_for): Likewise.
1357 (create_expression_by_pieces): Likewise.
1358 (insert_into_preds_of_block): Likewise.
1359 (eliminate_insert): Likewise.
1360 (eliminate_dom_walker::before_dom_children): Likewise.
1361 (eliminate): Likewise.
1362 (remove_dead_inserted_code): Likewise.
1363 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1364 * tree-ssa-reassoc.c (get_rank): Likewise.
1365 (eliminate_duplicate_pair): Likewise.
1366 (eliminate_plus_minus_pair): Likewise.
1367 (eliminate_not_pairs): Likewise.
1368 (undistribute_ops_list): Likewise.
1369 (eliminate_redundant_comparison): Likewise.
1370 (update_range_test): Likewise.
1371 (optimize_range_tests_var_bound): Likewise.
1372 (optimize_vec_cond_expr): Likewise.
1373 (rewrite_expr_tree): Likewise.
1374 (rewrite_expr_tree_parallel): Likewise.
1375 (linearize_expr): Likewise.
1376 (break_up_subtract): Likewise.
1377 (linearize_expr_tree): Likewise.
1378 (attempt_builtin_powi): Likewise.
1379 (attempt_builtin_copysign): Likewise.
1380 (transform_stmt_to_copy): Likewise.
1381 (transform_stmt_to_multiply): Likewise.
1382 (dump_ops_vector): Likewise.
1383 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
1384 (print_scc): Likewise.
1385 (set_ssa_val_to): Likewise.
1386 (visit_reference_op_store): Likewise.
1387 (visit_use): Likewise.
1388 (sccvn_dom_walker::before_dom_children): Likewise.
1389 (run_scc_vn): Likewise.
1390 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
1391 Likewise.
1392 (expr_hash_elt::print): Likewise.
1393 (const_and_copies::pop_to_marker): Likewise.
1394 (const_and_copies::record_const_or_copy_raw): Likewise.
1395 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
1396 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
1397 (dump_predicates): Likewise.
1398 (find_uninit_use): Likewise.
1399 (warn_uninitialized_phi): Likewise.
1400 (pass_late_warn_uninitialized::execute): Likewise.
1401 * tree-ssa.c (verify_vssa): Likewise.
1402 (verify_ssa): Likewise.
1403 (maybe_optimize_var): Likewise.
1404 * tree-vrp.c (dump_value_range): Likewise.
1405 (dump_all_value_ranges): Likewise.
1406 (dump_asserts_for): Likewise.
1407 (register_edge_assert_for_2): Likewise.
1408 (vrp_visit_cond_stmt): Likewise.
1409 (vrp_visit_switch_stmt): Likewise.
1410 (vrp_visit_stmt): Likewise.
1411 (vrp_visit_phi_node): Likewise.
1412 (simplify_cond_using_ranges_1): Likewise.
1413 (fold_predicate_in): Likewise.
1414 (evrp_dom_walker::before_dom_children): Likewise.
1415 (evrp_dom_walker::push_value_range): Likewise.
1416 (evrp_dom_walker::pop_value_range): Likewise.
1417 (execute_early_vrp): Likewise.
1419 2017-05-16 Richard Biener <rguenther@suse.de>
1421 * dwarf2out.c (loc_list_from_tree_1): Do not create
1422 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
1424 2017-05-16 Richard Biener <rguenther@suse.de>
1426 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
1427 just generated.
1428 (note_variable_value_in_expr): If we resolved the decl ref
1429 do not push to the stack.
1431 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
1433 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
1434 operations in fast-math mode.
1435 (vaddq_f16): Likewise.
1436 (vmul_f16): Likewise.
1437 (vmulq_f16): Likewise.
1438 (vsub_f16): Likewise.
1439 (vsubq_f16): Likewise.
1440 * config/arm/neon.md (add<mode>3): New.
1441 (sub<mode>3): New.
1442 (fma:<VH:mode>3): New. Also remove outdated comment.
1443 (mul<mode>3): New.
1445 2017-05-16 Martin Liska <mliska@suse.cz>
1447 PR ipa/79849.
1448 PR ipa/79850.
1449 * ipa-devirt.c (warn_types_mismatch): Fix typo.
1450 (odr_types_equivalent_p): Likewise.
1452 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
1454 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
1456 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
1458 PR target/80425
1459 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
1460 non-interunit SSE move alternatives with '?'.
1461 (zero-extendsidi peephole2): New peephole to skip intermediate
1462 general register in SSE zero-extend sequence.
1464 2017-05-15 Jeff Law <law@redhat.com>
1466 * reorg.c (relax_delay_slots): Create a new variable to hold
1467 the temporary target rather than clobbering TARGET_LABEL.
1469 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
1470 missing argument to extract_bit_field call.
1471 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
1473 2017-05-15 Martin Liska <mliska@suse.cz>
1475 PR driver/31468
1476 * gcc.c (process_command): Do not allow empty argument of -o option.
1478 2017-05-15 Renlin Li <renlin.li@arm.com>
1480 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
1481 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
1482 * config/aarch64/constraints.md (Usf): Add long call check.
1483 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
1484 (call_value): Likewise.
1485 (sibcall): Likewise.
1486 (sibcall_value): Likewise.
1487 (call_insn): New.
1488 (call_value_insn): New.
1489 (sibcall_insn): Update rtx pattern.
1490 (sibcall_value_insn): Likewise.
1491 (call_internal): Remove.
1492 (call_value_internal): Likewise.
1493 (sibcall_internal): Likewise.
1494 (sibcall_value_internal): Likewise.
1495 (call_reg): Likewise.
1496 (call_symbol): Likewise.
1497 (call_value_reg): Likewise.
1498 (call_value_symbol): Likewise.
1500 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
1502 PR target/80600
1503 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
1505 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
1507 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
1508 compatible with CCGOCmode and with CCZmode.
1510 2017-05-14 Martin Sebor <msebor@redhat.com>
1512 PR middle-end/77671
1513 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
1514 (gimple_fold_builtin_snprintf): Same.
1515 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
1516 (gimple_fold_builtin_snprintf): Same.
1517 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
1518 of character types.
1519 (is_call_safe): New function.
1520 (try_substitute_return_value): Call it.
1521 (try_simplify_call): New function.
1522 (pass_sprintf_length::handle_gimple_call): Call it.
1524 2017-05-14 Martin Sebor <msebor@redhat.com>
1526 PR middle-end/80669
1527 * builtins.c (expand_builtin_stpncpy): Simplify.
1529 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
1531 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
1532 * config/i386/i386.h
1533 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
1534 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
1535 (struct machine_function): Add new members call_ms2sysv,
1536 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
1537 (struct machine_frame_state): New fields sp_realigned and
1538 sp_realigned_offset.
1539 * config/i386/i386.c
1540 (enum xlogue_stub): New enum.
1541 (enum xlogue_stub_sets): New enum.
1542 (class xlogue_layout): New class.
1543 (struct ix86_frame): New fields stack_realign_allocate_offset,
1544 stack_realign_offset and outlined_save_offset. Modify comments to
1545 detail stack layout when using out-of-line stubs.
1546 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
1547 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
1548 -mcall-ms2sysv-xlogues.
1549 (stub_managed_regs): New static variable.
1550 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
1551 registers managed by out-of-line stub.
1552 (disable_call_ms2sysv_xlogues): New function.
1553 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
1554 m->call_ms2sysv when appropriate and compute frame layout for
1555 out-of-line stubs.
1556 (sp_valid_at, fp_valid_at): New inline functions.
1557 (choose_basereg): New function.
1558 (choose_baseaddr): Add align parameter, use choose_basereg and modify
1559 all callers.
1560 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
1561 Use align parameter of choose_baseaddr to generated aligned SSE movs
1562 when possible.
1563 (pro_epilogue_adjust_stack): Modify to track
1564 machine_frame_state::sp_realigned.
1565 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
1566 (ix86_nsaved_sseregs): Likewise.
1567 (ix86_emit_save_regs): Likewise.
1568 (ix86_emit_save_regs_using_mov): Likewise.
1569 (ix86_emit_save_sse_regs_using_mov): Likewise.
1570 (get_scratch_register_on_entry): Likewise.
1571 (gen_frame_set): New function.
1572 (gen_frame_load): Likewise.
1573 (gen_frame_store): Likewise.
1574 (emit_outlined_ms2sysv_save): Likewise.
1575 (emit_outlined_ms2sysv_restore): Likewise.
1576 (ix86_expand_prologue): Modify stack re-alignment code and call
1577 emit_outlined_ms2sysv_save when appropriate.
1578 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
1579 parameter rtx_insn *insn, which allows the function to be used to only
1580 generate the notes.
1581 (ix86_expand_epilogue): Modify validity checks of frame and stack
1582 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
1583 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
1584 * config/i386/predicates.md
1585 (save_multiple): New predicate.
1586 (restore_multiple): Likewise.
1587 * config/i386/sse.md
1588 (save_multiple<mode>): New pattern.
1589 (save_multiple_realign<mode>): Likewise.
1590 (restore_multiple<mode>): Likewise.
1591 (restore_multiple_and_return<mode>): Likewise.
1592 (restore_multiple_leave_return<mode>): Likewise.
1593 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
1595 2017-05-14 Julia Koval <julia.koval@intel.com>
1597 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
1598 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
1599 (__builtin_ia32_xsetbv): New builtins.
1600 * config/i386/i386.c (ix86_expand_special_args_builtin):
1601 Process new types.
1602 (ix86_expand_builtin): Special expand for new intrinsics.
1603 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
1604 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
1605 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
1607 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1609 * cfganal.c (inverted_post_order_compute): Change argument type
1610 to vec *.
1611 * cfganal.h (inverted_post_order_compute): Adjust prototype.
1612 * df-core.c (rest_of_handle_df_initialize): Adjust.
1613 (rest_of_handle_df_finish): Likewise.
1614 (df_analyze_1): Likewise.
1615 (df_analyze): Likewise.
1616 (loop_inverted_post_order_compute): Change argument to be a vec *.
1617 (df_analyze_loop): Adjust.
1618 (df_get_n_blocks): Likewise.
1619 (df_get_postorder): Likewise.
1620 * df.h (struct df_d): Change field to be a vec.
1621 * lcm.c (compute_laterin): Adjust.
1622 (compute_available): Likewise.
1623 * lra-lives.c (lra_create_live_ranges_1): Likewise.
1624 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1625 * tree-ssa-pre.c (compute_antic): Likewise.
1627 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1629 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
1630 (depth_first_search::depth_first_search): Change structure init
1631 function to this constructor.
1632 (depth_first_search::add_bb): Rename function to this member.
1633 (depth_first_search::execute): Likewise.
1634 (flow_dfs_compute_reverse_finish): Adjust.
1636 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1638 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
1639 (longest_simple_path): Likewise.
1640 * shrink-wrap.c (spread_components): Likewise.
1641 (disqualify_problematic_components): Likewise.
1642 (emit_common_heads_for_components): Likewise.
1643 (emit_common_tails_for_components): Likewise.
1644 (insert_prologue_epilogue_for_components): Likewise.
1646 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1648 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
1649 auto_sbitmap.
1651 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1653 * df-core.c (df_set_blocks): Start using auto_bitmap.
1654 (df_compact_blocks): Likewise.
1655 * df-problems.c (df_rd_confluence_n): Likewise.
1656 * df-scan.c (df_insn_rescan_all): Likewise.
1657 (df_process_deferred_rescans): Likewise.
1658 (df_update_entry_block_defs): Likewise.
1659 (df_update_exit_block_uses): Likewise.
1660 (df_entry_block_bitmap_verify): Likewise.
1661 (df_exit_block_bitmap_verify): Likewise.
1662 (df_scan_verify): Likewise.
1663 * lra-constraints.c (lra_constraints): Likewise.
1664 (undo_optional_reloads): Likewise.
1665 (lra_undo_inheritance): Likewise.
1666 * lra-remat.c (calculate_gen_cands): Likewise.
1667 (do_remat): Likewise.
1668 * lra-spills.c (assign_spill_hard_regs): Likewise.
1669 (spill_pseudos): Likewise.
1670 * tree-ssa-pre.c (bitmap_set_and): Likewise.
1671 (bitmap_set_subtract_values): Likewise.
1673 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1675 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
1676 management with auto_bitmap.
1677 (fix_inter_tick): Likewise.
1678 (fix_recovery_deps): Likewise.
1679 * ira.c (add_store_equivs): Likewise.
1680 (find_moveable_pseudos): Likewise.
1681 (split_live_ranges_for_shrink_wrap): Likewise.
1682 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
1683 (rtx_reuse_manager::seen_def_p): Likewise.
1684 (rtx_reuse_manager::set_seen_def): Likewise.
1685 * print-rtl.h (class rtx_reuse_manager): Likewise.
1687 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1689 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
1690 lifetime.
1691 (migrate_btr_def): Likewise.
1692 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1693 * df-core.c (loop_post_order_compute): Likewise.
1694 (loop_inverted_post_order_compute): Likewise.
1695 * hsa-common.h: Likewise.
1696 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
1697 * init-regs.c (initialize_uninitialized_regs): Likewise.
1698 * ipa-inline.c (resolve_noninline_speculation): Likewise.
1699 (inline_small_functions): Likewise.
1700 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
1701 * ira.c (combine_and_move_insns): Likewise.
1702 (build_insn_chain): Likewise.
1703 * loop-invariant.c (find_invariants): Likewise.
1704 * lower-subreg.c (propagate_pseudo_copies): Likewise.
1705 * predict.c (tree_predict_by_opcode): Likewise.
1706 (predict_paths_leading_to): Likewise.
1707 (predict_paths_leading_to_edge): Likewise.
1708 (estimate_loops_at_level): Likewise.
1709 (estimate_loops): Likewise.
1710 * shrink-wrap.c (try_shrink_wrapping): Likewise.
1711 (spread_components): Likewise.
1712 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
1713 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
1714 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
1715 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
1716 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
1717 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1718 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
1719 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
1720 (mark_threaded_blocks): Likewise.
1721 (thread_through_all_blocks): Likewise.
1722 * tree-ssa.c (verify_ssa): Likewise.
1723 (execute_update_addresses_taken): Likewise.
1724 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
1726 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1728 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
1729 auto_vec.
1730 (post_order_compute): Likewise.
1731 (inverted_post_order_compute): Likewise.
1732 (pre_and_rev_post_order_compute_fn): Likewise.
1734 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1736 * genrecog.c (int_set::int_set): Explicitly construct our
1737 auto_vec base class.
1738 * vec.h (auto_vec::auto_vec): New constructor.
1740 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1742 * bitmap.h (class auto_bitmap): New constructor taking
1743 bitmap_obstack * argument.
1745 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1747 * bitmap.h (class auto_bitmap): Change type of m_bits to
1748 bitmap_head, and adjust ctor / dtor and member operators.
1750 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
1752 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
1753 when returned register mode doesn't match original mode.
1755 2017-05-12 Jeff Law <law@redhat.com>
1756 Jakub Jelinek <jakub@redhat.com>
1758 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
1759 we look for cc setter after the compare-elim changes.
1760 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
1761 within the vector to match what compare-elim now expects.
1762 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
1763 (xorsi3_flags, one_cmplsi2_flags): Likewise.
1765 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
1766 after the compare-elim changes.
1767 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
1768 the vector to match what compare-elim now expects.
1769 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
1770 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
1771 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
1772 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
1773 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
1775 * config/visium/visium.c (single_set_and_flags): Fix where
1776 we look for cc setter after the compare-elim changes.
1777 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
1778 with the vector to match what compare-elim now expects.
1779 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
1780 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
1781 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
1782 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
1783 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
1784 (neg<mode>2_insn_set_overflow): Likewise.
1786 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
1788 PR middle-end/79794
1789 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
1790 maybe_expand_insn call, set ops[0].target. If still set after call,
1791 set alt_rtl. Add extra arg to recursive calls.
1792 (extract_bit_field): Add alt_rtl argument. Pass to
1793 extract_bit_field.
1794 * expmed.h (extract_bit_field): Fix prototype.
1795 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
1796 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
1797 to extract_bit_field_calls.
1798 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
1799 Pass alt_rtl to extract_bit_field calls.
1800 * calls.c (store_unaligned_arguments_into_psuedos)
1801 load_register_parameters): Pass extra NULL to extract_bit_field calls.
1802 * optabs.c (maybe_legitimize_operand): Clear op->target when call
1803 gen_reg_rtx.
1804 * optabs.h (struct expand_operand): Add target bitfield.
1806 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
1808 * compare-elim.c (try_eliminate_compare): Canonicalize
1809 operation with embedded compare to
1810 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
1811 (set (reg) (operation)].
1813 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
1815 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
1817 PR target/80723
1818 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
1819 cost of adding a carry flag for ADC instruction.
1820 [case MINUS]: Ignore the cost of subtracting a carry flag
1821 for SBB instruction.
1823 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
1825 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
1826 and x86intrin.h
1827 * config/rs6000/bmiintrin.h: New file.
1828 * config/rs6000/bmi2intrin.h: New file.
1829 * config/rs6000/x86intrin.h: New file.
1831 2017-05-12 Jeff Law <law@redhat.com>
1833 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
1834 markers.
1836 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
1838 PR middle-end/80707
1839 * tree-cfg.c: Remove cfg edges of unreachable case statements.
1841 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1843 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
1844 early expansion of vector divide builtins.
1845 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
1846 builtins identified as having unsigned arguments.
1848 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1850 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
1851 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
1852 expansion of vector logical operations (and, andc, or, xor,
1853 nor, orc, nand).
1855 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1857 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
1858 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
1860 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1862 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
1863 early GIMPLE expansion of vector multiplies.
1865 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1867 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
1868 TARGET_HAVE_MOVT conditional.
1869 (movt splitter): Likewise.
1871 2017-05-12 Richard Biener <rguenther@suse.de>
1873 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
1874 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1875 Fold all stmts not inplace.
1877 2017-05-12 Richard Biener <rguenther@suse.de>
1879 PR tree-optimization/80713
1880 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
1881 inserted_exprs bit for not removed stmts.
1883 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
1885 PR middle-end/69921
1886 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
1887 parallelized" attribute for parallelized OpenACC kernels.
1888 * omp-offload.c (execute_oacc_device_lower): Use it.
1890 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
1891 Set "oacc kernels" attribute.
1892 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
1893 parameter. Adjust all users.
1894 (oacc_fn_attrib_kernels_p): Remove function.
1895 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
1896 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
1897 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1898 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
1899 assert "oacc kernels" attribute is set.
1901 2017-05-11 Carl Love <cel@us.ibm.com>
1903 * config/rs6000/rs6000-c: Add support for built-in functions
1904 vector unsigned char vec_popcnt (vector signed char)
1905 vector unsigned char vec_popcnt (vector unsigned char)
1906 vector unsigned short vec_popcnt (vector signed short)
1907 vector unsigned short vec_popcnt (vector unsigned short)
1908 vector unsigned int vec_popcnt (vector signed int)
1909 vector unsigned int vec_popcnt (vector unsigned int)
1910 vector unsigned long long vec_popcnt (vector signed long long)
1911 vector unsigned long long vec_popcnt (vector unsigned long long)
1912 vector signed long long vec_slo (vector signed long long,
1913 vector signed char)
1914 vector signed long long vec_slo (vector signed long long,
1915 vector unsigned char)
1916 vector unsigned long long vec_slo (vector unsigned long long,
1917 vector signed char)
1918 vector unsigned long long vec_slo (vector unsigned long long,
1919 vector unsigned char)
1920 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
1921 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
1922 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
1923 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
1924 * doc/extend.texi: Update the built-in documentation file for the
1925 new built-in functions.
1927 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1929 * attribs.h (sorted_attr_string): Move machine independent
1930 functions for target clone support from the i386 port to common
1931 code. Rename ix86_function_versions to common_function_versions.
1932 Rename make_name to make_unique_name.
1933 (common_function_versions): Likewise.
1934 (make_unique_name): Likewise.
1935 (make_dispatcher_decl): Likewise.
1936 (is_function_default_version): Likewise.
1937 * attribs.c (attr_strcmp): Likewise.
1938 (sorted_attr_string): Likewise.
1939 (common_function_versions): Likewise.
1940 (make_unique_name): Likewise.
1941 (make_dispatcher_decl): Likewise.
1942 (is_function_default_version): Likewise.
1943 * config/i386/i386.c (attr_strcmp): Likewise.
1944 (sorted_attr_string): Likewise.
1945 (ix86_function_versions): Likewise.
1946 (make_name): Likewise.
1947 (make_dispatcher_decl): Likewise.
1948 (is_function_default_version): Likewise.
1949 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
1951 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1953 PR target/80695
1954 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
1955 Account for direct move costs for vec_construct of integer
1956 vectors.
1958 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
1960 PR target/80706
1961 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
1962 (UNSPEC_STX_ATOMIC): Ditto.
1963 (loaddi_via_sse): New insn.
1964 (storedi_via_sse): Ditto.
1965 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
1966 Update corresponding peephole2 patterns.
1967 (atomic_storedi_fpu): Ditto.
1969 2017-05-11 Julia Koval <julia.koval@intel.com>
1971 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
1972 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
1973 New intrinsics.
1974 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
1975 (__builtin_ia32_rsqrt14ss_mask): New builtins.
1976 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
1978 2017-05-11 Nathan Sidwell <nathan@acm.org>
1980 * graphite-poly.c: Include dumpfile.h.
1982 * dumpfle.h (dump_function): Declare here ...
1983 * tree-dump.h (dump_function): ... not here.
1984 * dumpfile.c: #include tree-cfg.h.
1985 (dump_function): Move here from ...
1986 * tree-dump.c (dump_function): ... here.
1987 * gimplify.c: #include splay-tree.h, not tree-dump.h.
1988 * graphite-poly.c: Don't include tree-dump.h.
1989 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
1990 * print-tree.c: Likewise.
1991 * stor-layout.c: Likewise.
1992 * tree-nested.c: Likewise.
1994 * dumpfile.c (dump_start): Use TDF_FLAGS.
1995 (dump_enable_all): Fix TDF_KIND check thinko.
1997 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
1999 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2000 array entries to represent two legal parameterizations of the
2001 overloaded __builtin_cmpb function, as represented by the
2002 P6_OV_BUILTIN_CMPB constant.
2003 (altivec_resolve_overloaded_builtin): Add special case handling
2004 for the __builtin_cmpb function, as represented by the
2005 P6_OV_BUILTIN_CMPB constant.
2006 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
2007 (BU_P6_64BIT_2): New macro.
2008 (BU_P6_OVERLOAD_2): New macro
2009 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
2010 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
2011 (CMPB): Add overload support to represent both 32-bit and 64-bit
2012 compare-bytes function.
2013 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2014 support for TARGET_CMPB.
2015 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
2016 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2017 documentation of the __builtin_cmpb overloaded built-in function.
2019 2017-05-11 Richard Biener <rguenther@suse.de>
2021 PR tree-optimization/80705
2022 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
2023 bases are not vectorizable.
2025 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2027 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
2028 when counting register pressure.
2030 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2032 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
2033 (iv_ca_more_deps): Renamed to ...
2034 (iv_ca_compare_deps): ... this.
2035 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
2037 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2039 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
2040 to ...
2041 (determine_group_iv_costs): ... here.
2042 (find_inv_vars_cb): Record inv var if it's not recorded before.
2044 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2046 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
2047 (get_shiftadd_cost): Ditto.
2049 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2051 * tree-ssa-address.c: Include header file.
2052 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
2053 address.
2054 (add_to_parts): Refactor.
2055 (addr_to_parts): New parameter. Update use of move_hint_to_base.
2056 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
2057 in new order.
2059 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2061 PR tree-optimization/53090
2062 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
2063 COMP_IV_EXPR_2.
2064 (extract_cond_operands): Detect condition with IV on both sides
2065 and return COMP_IV_EXPR_2.
2066 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
2067 (rewrite_use_compare): Simplify by removing call to function
2068 extract_cond_operands.
2070 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2072 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
2073 (extract_cond_operands): Detect condition comparing against non-
2074 invariant bound and return appropriate enum value.
2075 (find_interesting_uses_cond): Update use of extract_cond_operands.
2076 Handle its return value accordingly.
2077 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
2079 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2081 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
2082 nonlinear iv_use computation in loop invariant sensitive way.
2084 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2086 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
2087 (find_iv_candidates): Call relate_compare_use_with_all_cands.
2089 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2091 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
2092 (dump_cand): Support iv_cand.inv_exprs.
2093 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
2094 for candidates.
2095 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
2096 iv_cand.inv_exprs.
2098 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2100 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
2101 from ...
2102 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
2103 as local function. Include necessary header files.
2104 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
2106 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2108 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
2110 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2112 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
2113 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
2114 RSHIFT_EXPR and BIT_NOT_EXPR.
2116 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2118 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
2119 (adjust_setup_cost): New parameter supporting round up adjustment.
2120 (struct address_cost_data): Delete.
2121 (force_expr_to_var_cost): Don't bound cost with spill_cost.
2122 (split_address_cost, ptr_difference_cost): Delete.
2123 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
2124 (struct ainc_cost_data): New struct.
2125 (get_address_cost_ainc): New function.
2126 (get_address_cost, get_computation_cost): Reimplement.
2127 (determine_group_iv_cost_address): Record inv_expr for all uses of
2128 a group.
2129 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
2130 (iv_ca_has_deps): Reimplemented to ...
2131 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
2132 than OLD_CP.
2133 (iv_ca_extend): Call iv_ca_more_deps.
2135 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2137 * tree-ssa-address.c (struct mem_address): Move to header file.
2138 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
2139 * tree-ssa-address.h (struct mem_address): Move from C file.
2140 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
2142 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2144 * tree-affine.h (aff_combination_type): New interface.
2145 (aff_combination_zero_p): Remove static.
2146 (aff_combination_const_p): New interface.
2147 (aff_combination_singleton_var_p): New interfaces.
2149 2017-05-11 Richard Biener <rguenther@suse.de>
2151 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2152 Skip unreachable blocks and destinations.
2153 (eliminate): Move stmt removal and fixup ...
2154 (fini_eliminate): ... here. Skip inserted exprs.
2155 (pass_pre::execute): Move fini_pre after fini_eliminate.
2156 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
2157 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
2158 PRE to get rid of dead code that has invalid SSA form and
2159 split critical edges again.
2161 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2163 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
2165 2017-05-11 Richard Biener <rguenther@suse.de>
2167 * passes.c (execute_function_todo): Verify loops if they are
2168 said to be up-to-date.
2169 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
2170 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
2172 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
2174 PR target/80090
2175 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
2176 handle calling assemble_external ourself.
2178 PR target/79027
2179 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
2180 modes with zero size. Enhance comment.
2182 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2184 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
2185 built-ins for vec_xl and vec_xst with short and char pointer
2186 arguments.
2188 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2190 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
2191 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
2192 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
2193 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
2194 (_mm_maskz_min_round_ss): New intrinsics.
2195 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
2196 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
2197 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
2198 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
2199 (__builtin_ia32_minss_mask_round): New builtins.
2200 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2201 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2202 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
2203 Rename to ...
2204 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
2205 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
2206 Change to ...
2207 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
2208 ... this.
2210 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2212 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
2213 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
2214 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
2215 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
2216 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
2217 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
2218 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
2219 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2220 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
2221 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
2222 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
2223 (__builtin_ia32_mulss_mask_round): New builtins.
2224 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2225 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2226 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
2227 Rename to ...
2228 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
2229 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
2230 Change to ...
2231 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
2232 ... this.
2234 2017-05-10 Julia Koval <julia.koval@intel.com>
2236 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
2237 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
2238 (_mm256_setr_m128i): New intrinsics.
2240 2017-05-10 Julia Koval <julia.koval@intel.com>
2242 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
2243 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
2244 (_mm_maskz_rcp14_ss): New intrinsics.
2245 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
2246 (__builtin_ia32_rcp14ss_mask): New builtins.
2247 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
2249 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
2251 PR tree-optimization/51513
2252 * tree-cfg.c (gimple_seq_unreachable_p): New function.
2253 (assert_unreachable_fallthru_edge_p): Use it.
2254 (group_case_labels_stmt): Likewise.
2255 * tree-cfg.h: Prototype it.
2256 * stmt.c: Include cfghooks.h and tree-cfg.h.
2257 (emit_case_dispatch_table) <gap_label>: New local variable.
2258 Use it to fill dispatch table gaps.
2259 Test for default_label before updating probabilities.
2260 (expand_case) <default_label>: Remove unneeded initialization.
2261 Test for unreachable default case statement and remove its edge.
2262 Set default_label accordingly.
2263 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
2265 2017-05-10 Carl Love <cel@us.ibm.com>
2267 * config/rs6000/rs6000-c: Add support for built-in functions
2268 vector signed char vec_neg (vector signed char)
2269 vector signed short int vec_neg (vector short int)
2270 vector signed int vec_neg (vector signed int)
2271 vector signed long long vec_neg (vector signed long long)
2272 vector float vec_neg (vector float)
2273 vector double vec_neg (vector double)
2274 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
2275 overload.
2276 * config/rs6000/altivec.h: Add define for vec_neg
2277 * doc/extend.texi: Update the built-in documentation for the
2278 new built-in functions.
2280 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2282 PR tree-optimization/77644
2283 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
2285 2017-05-10 Nathan Sidwell <nathan@acm.org>
2287 * dumpfile.h (TDI_lang_all): New.
2288 (TDF_KIND): New. Renumber others
2289 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
2290 than bits.
2291 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
2292 lang-all.
2293 (get_dump_file_name): Adjust suffix generation.
2294 (dump_enable_all): Use TDF_KIND.
2295 * doc/invoke.texi (-fdump-lang-all): Document.
2297 * dumpfile.h: Tabify.
2299 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
2301 PR target/80671
2302 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
2303 Move member access before delete.
2305 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
2307 * tree-inline.c (expand_call_inline): Split block at stmt
2308 before the call.
2310 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2312 PR target/68163
2313 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
2314 are now unused after splitting mov{sf,sd}_hardfloat.
2315 (f32_lr2): Likewise.
2316 (f32_lm): Likewise.
2317 (f32_lm2): Likewise.
2318 (f32_li): Likewise.
2319 (f32_li2): Likewise.
2320 (f32_lv): Likewise.
2321 (f32_sr): Likewise.
2322 (f32_sr2): Likewise.
2323 (f32_sm): Likewise.
2324 (f32_sm2): Likewise.
2325 (f32_si): Likewise.
2326 (f32_si2): Likewise.
2327 (f32_sv): Likewise.
2328 (f32_dm): Likewise.
2329 (f32_vsx): Likewise.
2330 (f32_av): Likewise.
2331 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
2332 For movsf, order stores so the VSX stores occur before the GPR
2333 store which encourages the register allocator to use a traditional
2334 FPR instead of a GPR. For movsd, order the stores so that the GPR
2335 store comes before the VSX stores to allow the power6 to work.
2336 This is due to the power6 not having a 32-bit integer store
2337 instruction from a FPR.
2338 (movsf_hardfloat): Likewise.
2339 (movsd_hardfloat): Likewise.
2341 2017-05-09 Martin Sebor <msebor@redhat.com>
2343 PR translation/80280
2344 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
2345 added in r247778.
2347 PR translation/80280
2348 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
2349 data member added in r247778.
2350 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
2352 2017-05-09 Nathan Sidwell <nathan@acm.org>
2354 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
2356 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
2357 typedefs.
2359 2017-05-09 Marek Polacek <polacek@redhat.com>
2361 * doc/invoke.texi: Fix typo.
2363 2017-05-09 Richard Biener <rguenther@suse.de>
2365 * tree-vrp.c (vrp_val_is_max): Adjust comment.
2366 (vrp_val_is_min): Likewise.
2367 (set_value_range_to_value): Likewise.
2368 (set_value_range_to_nonnegative): Likewise.
2369 (gimple_assign_nonzero_p): Likewise.
2370 (gimple_stmt_nonzero_p): Likewise.
2371 (vrp_int_const_binop): Likewise. Remove unreachable case.
2372 (adjust_range_with_scev): Adjust comments.
2373 (compare_range_with_value): Likewise.
2374 (extract_range_from_phi_node): Likewise.
2375 (test_for_singularity): Likewise.
2377 2017-05-09 Richard Biener <rguenther@suse.de>
2379 * tree-vrp.c (get_single_symbol): Add assert that we don't
2380 get overflowed constants as invariant part.
2381 (compare_values_warnv): Add comment before the TREE_NO_WARNING
2382 checks. Use wi::cmp instead of recursing for integer constants.
2383 (compare_values): Just ignore whether we assumed undefined
2384 overflow instead of failing the compare.
2385 (extract_range_for_var_from_comparison_expr): Add comment before the
2386 TREE_NO_WARNING sets.
2387 (test_for_singularity): Likewise.
2388 (extract_range_from_comparison): Do not disable optimization
2389 when we assumed undefined overflow.
2390 (extract_range_basic): Remove init of unused var.
2392 2017-05-09 Richard Biener <rguenther@suse.de>
2394 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
2395 (extract_range_from_multiplicative_op_1): Adjust.
2396 (extract_range_from_binary_expr_1): Use int_const_binop.
2398 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2400 PR target/80101
2401 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
2402 rs6000_store_data_bypass_p in seven define_bypass directives and
2403 in several comments.
2404 * config/rs6000/rs6000-protos.h: Add prototype for
2405 rs6000_store_data_bypass_p function.
2406 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
2407 function implements slightly different (rs6000-specific) semantics
2408 than store_data_bypass_p, returning false rather than aborting
2409 with assertion error when arguments do not satisfy the
2410 requirements of store data bypass.
2411 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
2412 rs6000_store_data_bypass_p.
2414 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
2416 * config/xtensa/xtensa-protos.h
2417 (xtensa_initial_elimination_offset): New declaration.
2418 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2419 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
2420 macro definition, add case for FRAME_POINTER_REGNUM when
2421 FRAME_GROWS_DOWNWARD.
2422 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
2423 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
2424 xtensa_initial_elimination_offset.
2426 2017-05-08 Nathan Sidwell <nathan@acm.org>
2428 * doc/invoke.texi: Alphabetize -fdump options.
2430 2017-05-08 Martin Sebor <msebor@redhat.com>
2432 PR translation/80280
2433 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
2435 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
2437 * target.def (compute_frame_layout): New optional target hook.
2438 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
2439 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
2440 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
2441 target hook.
2442 * reload1.c (verify_initial_elim_offsets): Likewise.
2443 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
2444 (use_simple_return_p): Call arm_compute_frame_layout if needed.
2445 (arm_get_frame_offsets): Split up into this ...
2446 (arm_compute_frame_layout): ... and this function.
2448 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
2450 * config/aarch64/constraints.md (Usa): New constraint.
2451 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
2453 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
2455 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
2456 with_multilib_list after it has been checked.
2458 2017-05-08 Richard Biener <rguenther@suse.de>
2460 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
2461 (bitmap_set_subtract_values): Likewise.
2463 2017-05-08 Richard Biener <rguenther@suse.de>
2465 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
2466 (gimple_assign_nonzero): ... this and remove strict_overflow_p
2467 argument.
2468 (gimple_stmt_nonzero_warnv_p): Rename to ...
2469 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
2470 argument.
2471 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
2472 (extract_range_basic): Adjust, do not disable propagation on
2473 strict overflow sensitive simplification.
2474 (vrp_visit_cond_stmt): Likewise.
2476 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
2478 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
2479 body size unconditionally.
2481 2017-05-07 Jeff Law <law@redhat.com>
2483 Revert:
2484 2017-05-06 Jeff Law <law@redhat.com>
2485 PR tree-optimization/78496
2486 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2487 code.
2489 PR tree-optimization/78496
2490 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2491 (simplify_stmt_using_ranges): Call it.
2492 (vrp_dom_walker::before_dom_children): Extract equivalences
2493 from an ASSERT_EXPR with an equality comparison against a
2494 constant.
2496 2017-05-06 Jeff Law <law@redhat.com>
2498 PR tree-optimization/78496
2499 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2500 code.
2502 PR tree-optimization/78496
2503 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2504 (simplify_stmt_using_ranges): Call it.
2505 (vrp_dom_walker::before_dom_children): Extract equivalences
2506 from an ASSERT_EXPR with an equality comparison against a
2507 constant.
2509 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2511 * lra-constraints.c (lra_copy_reg_equiv): New function.
2512 (split_reg): Use it to copy equivalence information from the
2513 original register to the spill register.
2515 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2517 PR rtl-optimization/75964
2518 * simplify-rtx.c (simplify_const_relational_operation): Remove
2519 invalid handling of comparisons of integer ABS.
2521 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
2523 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
2524 initialize to zero.
2525 (init_regs): Remove declaration.
2526 (function_arg_advance_32): Initialize error_p as boolean variable.
2528 2017-05-05 Nathan Sidwell <nathan@acm.org>
2530 * store-motion.c (remove_reachable_equiv_notes): Reformat long
2531 lines. Use for (;;).
2533 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2535 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
2536 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
2537 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
2538 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
2539 VF=2 that require versioning.
2541 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2543 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
2544 int.
2546 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2548 * diagnostic.h (diagnostic_override_option_index): Convert from
2549 macro to inline function.
2551 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2553 * diagnostic.c (last_module_changed_p): New function.
2554 (set_last_module): New function.
2555 (diagnostic_report_current_module): Convert macro usage to
2556 the above functions.
2557 * diagnostic.h (diagnostic_context::last_module): Strengthen
2558 from const line_map * to const line_map_ordinary *.
2559 (diagnostic_last_module_changed): Delete macro.
2560 (diagnostic_set_last_module): Delete macro.
2562 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2564 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
2565 with diagnostic_report_diagnostic.
2566 (diagnostic_n_impl_richloc): Likewise.
2567 * diagnostic.h (report_diagnostic): Delete macro.
2568 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
2569 with diagnostic_report_diagnostic.
2570 * substring-locations.c (format_warning_va): Likewise.
2572 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2574 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
2575 save/restor of format_spec. Move option-printing code to...
2576 (print_option_information): ...this new function, and
2577 reimplement by simply printing to the pretty_printer,
2578 rather than appending to the format string.
2580 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2582 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
2583 handling logic into...
2584 (update_effective_level_from_pragmas): ...this new function.
2586 2017-05-04 Andrew Waterman <andrew@sifive.com>
2588 * config/riscv/riscv.opt (mstrict-align): New option.
2589 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
2590 (SLOW_UNALIGNED_ACCESS): Define.
2591 (riscv_slow_unaligned_access): Declare.
2592 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
2593 field.
2594 (riscv_slow_unaligned_access): New variable.
2595 (rocket_tune_info): Set slow_unaligned_access to true.
2596 (optimize_size_tune_info): Set slow_unaligned_access to false.
2597 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
2598 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
2599 (riscv_option_override): Set riscv_slow_unaligned_access.
2600 * doc/invoke.texi: Add -mstrict-align to RISC-V.
2602 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
2604 * config/riscv/riscv.md: Unify indentation.
2606 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2608 PR target/79038
2609 PR target/79202
2610 PR target/79203
2611 * config/rs6000/rs6000.md (u code attribute): Add FIX and
2612 UNSIGNED_FIX.
2613 (extendsi<mode>2): Add support for doing sign extension via
2614 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
2615 don't have ISA 3.0 instructions.
2616 (extendsi<mode>2 splitter): Likewise.
2617 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
2618 generate the normal insns since SImode can now go in vector
2619 registers. Disallow the special UNSPECs needed for previous
2620 machines to hide SImode being used. Add new insns
2621 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
2622 (fix_trunc<mode>si2_stfiwx): Likewise.
2623 (fix_trunc<mode>si2_internal): Likewise.
2624 (fixuns_trunc<mode>si2): Likewise.
2625 (fixuns_trunc<mode>si2_stfiwx): Likewise.
2626 (fctiw<u>z_<mode>_smallint): Likewise.
2627 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
2628 of floating point to 32-bit integer from doing a direct move to
2629 the GPR registers to do a store.
2630 (fctiwz_<mode>): Break long line.
2632 2017-05-05 Bin Cheng <bin.cheng@arm.com>
2634 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
2635 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
2636 (addr_list, addr_offset_valid_p): New.
2637 (split_address_groups): Check offset validity with above function.
2638 (gt-tree-ssa-loop-ivopts.h): Include header file.
2640 2017-05-05 Nathan Sidwell <nathan@acm.org>
2642 * config.gcc (arm*-*-*): Add missing 'fi'.
2644 2017-05-05 Steve Ellcey <sellcey@cavium.com>
2646 * doc/invoke.texi (-fopt-info): Explicitly say order of options
2647 included in -fopt-info does not matter.
2648 * doc/optinfo.texi (-fopt-info): Fix description of default
2649 behavour. Explicitly say order of options included in -fopt-info
2650 does not matter.
2652 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
2654 * config.gcc: Allow combinations of aprofile and rmprofile values for
2655 --with-multilib-list.
2656 * config/arm/t-multilib: New file.
2657 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
2658 variables. Remove setting of ISA and floating-point ABI in
2659 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
2660 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
2661 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
2662 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
2663 CPU options.
2664 * config/arm/t-rmprofile: Likewise except for the matches changes.
2665 * doc/install.texi (--with-multilib-list): Document the combination of
2666 aprofile and rmprofile values and warn about pitfalls in doing that.
2668 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2670 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
2671 (movdi_aarch64): Likewise.
2673 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2675 PR tree-optimization/80632
2676 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
2677 field.
2678 (build_arrays): Initialize it for virtual phis.
2679 (fix_phi_nodes): Use it for virtual phis.
2681 PR tree-optimization/80558
2682 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
2683 [x, y] op z into [x op, y op z] for op & or | if conditions
2684 are met.
2686 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2687 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2689 PR target/71607
2690 * config/arm/arm.md (use_literal_pool): Remove.
2691 (64-bit immediate split): No longer takes cost into consideration
2692 if arm_disable_literal_pool is enabled.
2693 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
2694 used when arm_disable_literal_pool is enabled.
2695 (arm_max_const_double_inline_cost): Remove use of
2696 arm_disable_literal_pool.
2697 (push_minipool_fix): Add assert.
2698 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
2699 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
2700 (no_literal_pool_sf_immediate): New.
2702 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2704 PR tree-optimization/80613
2705 * tree-ssa-dce.c (propagate_necessity): Remove cases for
2706 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
2708 2017-05-05 Richard Biener <rguenther@suse.de>
2710 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
2712 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
2714 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
2715 of this flag from insn conditions due to removal from r247495.
2717 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2719 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
2720 New function.
2721 (arm_early_store_addr_dep_ptr): Likewise.
2722 * config/arm/aarch-common-protos.h
2723 (arm_early_load_addr_dep_ptr): Add prototype.
2724 (arm_early_store_addr_dep_ptr): Likewise.
2725 * config/arm/cortex-a53.md: Add new bypasses.
2727 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2729 * tree.c (next_type_uid): Change type to unsigned.
2730 (type_hash_canon): Decrement back next_type_uid if
2731 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
2732 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
2733 if possible.
2735 2017-05-04 Martin Sebor <msebor@redhat.com>
2737 * builtins.c: Fix a trivial typo in a comment.
2739 PR middle-end/79234
2740 * builtins.c (check_sizes): Adjust to handle reading past the end.
2741 Avoid printing excessive upper bound of ranges. Use %E to print
2742 tree nodes instead of converting them to %wu.
2743 (expand_builtin_memchr): New function.
2744 (compute_dest_size): Rename...
2745 (compute_objsize): ...to this.
2746 (expand_builtin_memcpy): Adjust.
2747 (expand_builtin_mempcpy): Adjust.
2748 (expand_builtin_strcat): Adjust.
2749 (expand_builtin_strcpy): Adjust.
2750 (check_strncat_sizes): Adjust.
2751 (expand_builtin_strncat): Adjust.
2752 (expand_builtin_strncpy): Adjust and simplify.
2753 (expand_builtin_memset): Adjust.
2754 (expand_builtin_bzero): Adjust.
2755 (expand_builtin_memcmp): Adjust.
2756 (expand_builtin): Handle memcmp.
2757 (maybe_emit_chk_warning): Check strncat just once.
2759 2017-05-04 Martin Sebor <msebor@redhat.com>
2761 PR preprocessor/79214
2762 PR middle-end/79222
2763 PR middle-end/79223
2764 * builtins.c (check_sizes): Add inlining context and issue
2765 warnings even when -Wno-system-headers is set.
2766 (check_strncat_sizes): Same.
2767 (expand_builtin_strncat): Same.
2768 (expand_builtin_memmove): New function.
2769 (expand_builtin_stpncpy): Same.
2770 (expand_builtin): Handle memmove and stpncpy.
2772 2017-05-04 Bin Cheng <bin.cheng@arm.com>
2774 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
2775 which is not used any more.
2777 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2779 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
2781 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2783 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
2784 (cortexa53_tunings): Likewise.
2785 (cortexa57_tunings): Likewise.
2786 (cortexa72_tunings): Likewise.
2787 (cortexa73_tunings): Likewise.
2789 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2791 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
2792 Set loop alignment to 8.
2794 2017-05-04 Martin Sebor <msebor@redhat.com>
2796 PR translation/80280
2797 * builtins.c (expand_builtin_object_size): Add missing quoting to
2798 %D and like directives.
2799 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
2800 (hsa_type_for_tree_type): Same.
2801 (verify_function_arguments): Same.
2802 * symtab.c (symbol_table::change_decl_assembler_name): Same.
2803 * varasm.c (get_section): Same.
2804 (mark_weak): Same.
2806 2017-05-04 Martin Sebor <msebor@redhat.com>
2808 PR translation/80280
2809 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
2811 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2813 * config/aarch64/aarch64.c (generic_addrcost_table):
2814 Change HI/TI mode setting.
2816 2017-05-04 Martin Jambor <mjambor@suse.cz>
2818 PR tree-optimization/80622
2819 * tree-sra.c (comes_initialized_p): New function.
2820 (build_accesses_from_assign): Only set write lazily when
2821 comes_initialized_p is false.
2822 (analyze_access_subtree): Use comes_initialized_p.
2823 (propagate_subaccesses_across_link): Assert !comes_initialized_p
2824 instead of testing for PARM_DECL.
2826 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2828 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
2829 constraint on operand 0 to allow more general addressing modes.
2830 Adjust output template.
2831 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
2832 New function.
2833 * config/aarch64/aarch64-protos.h
2834 (aarch64_address_valid_for_prefetch_p): Declare prototype.
2835 * config/aarch64/constraints.md (Dp): New address constraint.
2836 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
2837 predicate.
2839 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
2841 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
2842 update use of estimate_ipcp_clone_size_and_time.
2843 (estimate_local_effects): Update use of
2844 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
2845 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
2846 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
2847 Return nonspecialized time.
2849 2017-05-04 Richard Biener <rguenther@suse.de>
2851 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
2852 for the last VUSE which def dominates the PHI. Directly call
2853 maybe_skip_until.
2854 (get_continuation_for_phi_1): Remove.
2856 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
2858 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
2859 to explain the use of truncating division. Cap the number of
2860 iterations to the maximum given by nb_iterations_upper_bound,
2861 if defined.
2863 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2865 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
2866 * configure: Regenerate.
2867 * config.in: Regenerate.
2868 * config/i386/driver-mingw32.c: new file.
2869 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
2870 * config.host: Link driver-mingw32.o on MinGW host.
2871 * doc/install.texi: Document new --enable-mingw-wildcard configure
2872 option.
2874 2017-05-04 Marek Polacek <polacek@redhat.com>
2876 PR tree-optimization/80612
2877 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
2879 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2880 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
2882 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
2883 (movt splitter): Likewise.
2884 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
2885 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
2886 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
2887 block for Thumb-1 with MOVT.
2888 (thumb2_legitimate_address_p): Move code block ...
2889 (can_avoid_literal_pool_for_label_p): ... into this new function.
2890 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
2891 literal pool.
2892 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
2893 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
2894 "M-profile targets with the MOVT instruction".
2896 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2898 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
2899 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
2900 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
2902 2017-05-04 Martin Liska <mliska@suse.cz>
2904 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
2905 variable cond_code.
2907 2017-05-04 Richard Biener <rguenther@suse.de>
2909 * tree.c (array_at_struct_end_p): Handle arrays at struct
2910 end with flexarrays more conservatively. Refactor and treat
2911 arrays of arrays or aggregates more strict. Fix
2912 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
2913 * tree.c (array_at_struct_end_p): Adjust prototype.
2914 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
2915 * gimple-fold.c (get_range_strlen): Likewise.
2916 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
2918 2017-05-04 Richard Biener <rguenther@suse.de>
2920 PR tree-optimization/31130
2921 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
2922 false.
2923 (supports_overflow_infinity): Likewise.
2924 (is_negative_overflow_infinity): Likewise.
2925 (is_positive_overflow_infinity): Likewise.
2926 (is_overflow_infinity): Likewise.
2927 (stmt_overflow_infinity): Likewise.
2928 (overflow_infinity_range_p): Likewise.
2929 (usable_range_p): Remove as always returning true.
2930 (make_overflow_infinity): Remove.
2931 (negative_overflow_infinity): Likewise.
2932 (positive_overflow_infinity): Likewise.
2933 (avoid_overflow_infinity): Likewise.
2934 (set_value_range): Adjust accordingly.
2935 (set_value_range_to_nonnegative): Likewise, remove now unused
2936 overflow_infinity arg.
2937 (vrp_operand_equal_p): Adjust.
2938 (update_value_range): Likewise.
2939 (range_int_cst_singleton_p): Likewise.
2940 (operand_less_p): Likewise.
2941 (compare_values_warnv): Likewise.
2942 (extract_range_for_var_from_comparison_expr): Likewise.
2943 (vrp_int_const_binop): Likewise.
2944 (zero_nonzero_bits_from_vr): Likewise.
2945 (extract_range_from_multiplicative_op_1): Likewise.
2946 (extract_range_from_binary_expr_1): Likewise.
2947 (extract_range_from_unary_expr): Likewise.
2948 (extract_range_from_comparison): Likewise.
2949 (extract_range_basic): Likewise.
2950 (adjust_range_with_scev): Likewise.
2951 (compare_ranges): Likewise.
2952 (compare_range_with_value): Likewise.
2953 (dump_value_range): Likewise.
2954 (test_for_singularity): Likewise, remove strict_overflow_p parameter
2955 never used.
2956 (simplify_cond_using_ranges): Adjust.
2958 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
2960 * brig-builtins.def: Added a builtin for class_f64.
2961 * builtin-types.def: Added a builtin type needed by class_f64.
2963 2017-05-03 Jason Merrill <jason@redhat.com>
2965 * timevar.def: Add TV_CONSTEXPR.
2967 2017-05-03 David Malcolm <dmalcolm@redhat.com>
2969 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
2971 2017-05-03 Martin Jambor <mjambor@suse.cz>
2973 * ipa-prop.c (ipa_update_after_lto_read): Removed.
2974 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
2975 * ipa-cp.c (ipcp_propagate_stage): Do not call
2976 ipa_update_after_lto_read.
2977 * ipa-inline.c (ipa_inline): Likewise.
2979 2017-05-03 Martin Jambor <mjambor@suse.cz>
2981 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
2982 tag. Added a default constructor and a destructor.
2983 (ipa_edge_args_sum_t): New class;
2984 (ipa_edge_args_sum): Declare.
2985 (ipa_edge_args_vector): Remove declaration.
2986 (IPA_EDGE_REF): Use ipa_edge_args_sum.
2987 (ipa_free_edge_args_substructures): Remove declaration.
2988 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
2989 (ipa_edge_args_info_available_for_edge_p): Likewise.
2990 * ipa-prop.c (ipa_edge_args_vector): Removed.
2991 (edge_removal_hook_holder): Likewise.
2992 (edge_duplication_hook_holder): Likewise.
2993 (ipa_edge_args_sum): New variable.
2994 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
2995 ipa_edge_args_vector.
2996 (ipa_free_edge_args_substructures): Likewise.
2997 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
2998 ipa_edge_args_vector.
2999 (ipa_edge_removal_hook): Turned into method
3000 ipa_edge_args_sum_t::remove.
3001 (ipa_edge_duplication_hook): Turned into method
3002 ipa_edge_args_sum_t::duplicate.
3003 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
3004 registering edge hooks.
3005 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
3006 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
3007 ipa_edge_args_sum instead of ipa_edge_args_vector.
3008 * ipa-profile.c (ipa_profile): Likewise.
3010 2017-05-03 Martin Jambor <mjambor@suse.cz>
3012 * symbol-summary.h (function_summary): New method exists.
3013 (function_summary::symtab_removal): Deallocate through release.
3014 (call_summary): New class.
3015 (gt_ggc_mx): New overload.
3016 (gt_pch_nx): Likewise.
3017 (gt_pch_nx): Likewise.
3019 2017-05-03 Jeff Law <law@redhat.com>
3021 PR tree-optimization/78496
3022 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
3023 from simplify_cond_using_ranges. Split off code to walk
3024 backwards through casts into ...
3025 (simplify_cond_using_ranges_2): New function.
3026 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
3027 (execute_vrp): After identifying jump threads, call
3028 simplify_cond_using_ranges_2.
3030 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
3032 PR bootstrap/80609
3033 * ipa-inline.h (inline_summary): Add ctor.
3034 (create_ggc): Do not use ggc_cleared_alloc.
3036 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
3037 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3039 * gcc.c (handle_braces): Support escaping in switch matching
3040 text.
3041 * doc/invoke.texi (Spec Files): Document it.
3042 Remove superfluous @code markup in items.
3044 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3046 * diagnostic-show-locus.c (struct column_range): New struct.
3047 (get_affected_columns): New function.
3048 (get_printed_columns): New function.
3049 (struct correction): New struct.
3050 (correction::ensure_capacity): New function.
3051 (correction::ensure_terminated): New function.
3052 (struct line_corrections): New struct.
3053 (line_corrections::~line_corrections): New dtor.
3054 (line_corrections::add_hint): New function.
3055 (layout::print_trailing_fixits): Reimplement in terms of the new
3056 classes.
3057 (selftest::test_overlapped_fixit_printing): New function.
3058 (selftest::diagnostic_show_locus_c_tests): Call it.
3060 2017-05-03 Nathan Sidwell <nathan@acm.org>
3062 Canonicalize canonical type hashing
3063 * tree.h (type_hash_canon_hash): Declare.
3064 * tree.c (type_hash_list, attribute_hash_list): Move into
3065 type_hash_canon_hash.
3066 (build_type_attribute_qual_variant): Break out hash code calc into
3067 type_hash_canon_hash.
3068 (type_hash_canon_hash): New. Generic type hash computation.
3069 (build_range_type_1, build_array_type_1, build_function_type,
3070 build_method_type_directly, build_offset_type, build_complex_type,
3071 make_vector_type): Call it.
3073 2017-05-03 Richard Biener <rguenther@suse.de>
3075 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3076 When all DRs have unknown misaligned do not always peel
3077 when there is a store but apply the same costing model as if
3078 there were only loads.
3080 2017-05-03 Richard Biener <rguenther@suse.de>
3082 Revert
3083 PR tree-optimization/80492
3084 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3085 compare_base_decls returning dont-know properly.
3087 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
3089 * config/arm/iterators.md (CCSI): New mode iterator.
3090 (arch): New mode attribute.
3091 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
3092 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
3093 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
3094 code iterator for success result mode.
3095 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
3096 the corresponding new insn generators.
3098 2017-05-03 Bin Cheng <bin.cheng@arm.com>
3100 Revert r247509
3101 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3102 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3104 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
3106 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
3107 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
3108 (DDR_A): Wrap DDR argument in brackets.
3109 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
3110 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
3111 (DDR_REVERSED_P): Likewise.
3113 2017-05-03 Jakub Jelinek <jakub@redhat.com>
3115 PR tree-optimization/79472
3116 * tree-switch-conversion.c (struct switch_conv_info): Add
3117 contiguous_range and default_case_nonstandard fields.
3118 (collect_switch_conv_info): Compute contiguous_range and
3119 default_case_nonstandard fields, don't clear final_bb if
3120 contiguous_range and only the default case doesn't have the required
3121 structure.
3122 (check_all_empty_except_final): Set default_case_nonstandard instead
3123 of failing if contiguous_range and the default case doesn't have empty
3124 block.
3125 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
3126 and only the default case doesn't have the required constants. Skip
3127 virtual phis.
3128 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
3129 if default_case_nonstandard.
3130 (build_constructors): Build constant 1 just once. Assert that default
3131 values aren't inserted in between cases if contiguous_range. Skip
3132 virtual phis.
3133 (build_arrays): Skip virtual phis.
3134 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
3135 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
3136 Handle virtual phis.
3137 (gen_inbound_check): Handle default_case_nonstandard case.
3138 (process_switch): Adjust check_final_bb caller. Call
3139 gather_default_values with the first non-default case instead of
3140 default case if default_case_nonstandard.
3142 2017-05-02 Nathan Sidwell <nathan@acm.org>
3144 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
3145 check. Fix formatting.
3147 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
3149 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
3150 errors when comparing specialized and unspecialized times.
3152 2017-05-02 David Malcolm <dmalcolm@redhat.com>
3154 * diagnostic-show-locus.c
3155 (layout::should_print_annotation_line_p): Make private.
3156 (layout::print_annotation_line): Make private.
3157 (layout::annotation_line_showed_range_p): Make private.
3158 (layout::show_ruler): Make private.
3159 (layout::print_source_line): Make private. Pass in line and
3160 line_width, rather than calling location_get_source_line. Drop
3161 returned value.
3162 (layout::print_leading_fixits): New method.
3163 (layout::print_any_fixits): Rename to...
3164 (layout::print_trailing_fixits): ...this, and make private.
3165 Don't print newline fixits.
3166 (diagnostic_show_locus): Move logic for printing one row into...
3167 (layout::print_line): ...this new function. Move the
3168 location_get_source_line call and error-handling from
3169 print_source_line to here. Call print_leading_fixits, and rename
3170 print_any_fixits to print_trailing_fixits.
3171 (selftest::test_fixit_insert_containing_newline): Update now that
3172 newlines are partially supported.
3173 (selftest::test_fixit_insert_containing_newline_2): New test.
3174 (selftest::test_fixit_replace_containing_newline): Update comments.
3175 (selftest::diagnostic_show_locus_c_tests): Call the new test.
3176 * edit-context.c (class added_line): New class.
3177 (class edited_line): Describe newline handling in comment.
3178 (edited_line::actually_edited_p): New method.
3179 (edited_line::print_content): Delete redundant decl.
3180 (edited_line::m_predecessors): New field.
3181 (edited_file::print_content): Call edited_line::print_content.
3182 (edited_file::print_diff): Update to support newlines.
3183 (edited_file::print_diff_hunk): Likewise.
3184 (edited_file::print_run_of_changed_lines): New function.
3185 (edited_file::print_diff_line): Convert to...
3186 (print_diff_line): ...this.
3187 (edited_file::get_effective_line_count): New function.
3188 (edited_line::edited_line): Initialize new field m_predecessors.
3189 (edited_line::~edited_line): Clean up m_predecessors.
3190 (edited_line::apply_fixit): Handle newlines.
3191 (edited_line::get_effective_line_count): New function.
3192 (edited_line::print_content): New function.
3193 (edited_line::print_diff_lines): New function.
3194 (selftest::test_applying_fixits_insert_containing_newline): New
3195 test.
3196 (selftest::test_applying_fixits_replace_containing_newline): New
3197 test.
3198 (selftest::insert_line): New function.
3199 (selftest::test_applying_fixits_multiple_lines): Add example of
3200 inserting a line.
3201 (selftest::edit_context_c_tests): Call the new tests.
3203 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3205 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
3206 parameter cand. Update dump information.
3207 (get_computation_cost): Update uses.
3209 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3211 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
3212 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
3213 (get_computation_at, rewrite_use_address): Update use of
3214 get_computation_aff.
3216 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3218 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
3219 (get_computation): Delete.
3220 (get_computation_cost): Implement like get_computation_cost_at.
3221 Use get_computation_at.
3222 (get_computation_cost_at): Delete.
3223 (rewrite_use_nonlinear_expr): Use get_computation_at.
3224 (rewrite_use_compare, remove_unused_ivs): Ditto.
3226 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3228 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
3230 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3232 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
3233 (ivopts_global_cost_for_size): Rename parameter and update uses.
3234 (iv_ca_recount_cost): Update uses.
3235 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
3236 candidates seperately in n_invs and n_cands.
3237 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
3239 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3241 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
3242 (find_inv_vars_cb): New.
3243 (find_depends): Renamed to ...
3244 (find_inv_vars): ... this.
3245 (add_candidate_1, force_var_cost): Call find_inv_vars.
3246 (split_address_cost, determine_group_iv_cost_cond): Ditto.
3248 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3250 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
3251 inv_vars. Add inv_exprs.
3252 (struct iv_cand): Rename depends_on to inv_vars.
3253 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
3254 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
3255 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
3256 (dump_cand): Dump inv_vars.
3257 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
3258 (record_invariant, find_depends, add_candidate_1): Ditto.
3259 (set_group_iv_cost, force_var_cost): Ditto.
3260 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
3261 (get_computation_cost_at, get_computation_cost): Ditto.
3262 (determine_group_iv_cost_generic): Ditto.
3263 (determine_group_iv_cost_address): Ditto.
3264 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
3265 (determine_group_iv_costs): Ditto.
3266 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
3267 (iv_ca_set_remove_invariants): Renamed to ...
3268 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
3269 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
3270 (iv_ca_set_add_invariants): Renamed to ...
3271 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
3272 (iv_ca_set_cp): Use iv_ca_set_add_invs.
3273 (iv_ca_has_deps): Support inv_vars and inv_exprs.
3274 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
3275 (create_new_ivs): Remove useless dump.
3277 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3279 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
3280 iv_cand code.
3281 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
3282 (iv_ca_set_no_cp, create_new_iv): Ditto.
3284 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3286 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3288 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3290 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
3291 function tree_check2.
3293 2017-05-02 Martin Liska <mliska@suse.cz>
3295 * doc/gcov.texi: Add missing preposition.
3296 * gcov.c (function_info::function_info): Properly fill up
3297 all member variables.
3299 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3301 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
3303 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3305 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
3307 2017-05-02 Martin Liska <mliska@suse.cz>
3309 PR lto/77954.
3310 * lto-streamer-in.c (lto_read_tree_1): Remove
3311 LTO_STREAMER_DEBUG.
3312 * lto-streamer.c (struct tree_hash_entry): Likewise.
3313 (struct tree_entry_hasher): Likewise.
3314 (tree_entry_hasher::hash): Likewise.
3315 (tree_entry_hasher::equal): Likewise.
3316 (lto_streamer_init): Likewise.
3317 (lto_orig_address_map): Likewise.
3318 (lto_orig_address_get): Likewise.
3319 (lto_orig_address_remove): Likewise.
3320 * lto-streamer.h: Likewise.
3321 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3322 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
3324 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
3326 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
3327 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
3328 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
3329 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
3330 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
3331 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
3332 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
3333 (mm_maskz_sub_ss): New intrinsics.
3334 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3335 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
3336 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
3337 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
3338 (__builtin_ia32_subss_mask_round): New builtins.
3339 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3340 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
3341 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
3342 Renamed to ...
3343 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
3344 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
3345 Changed to ...
3346 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
3347 ... this.
3349 2017-05-02 Martin Jambor <mjambor@suse.cz>
3351 PR tree-optimization/78687
3352 * tree-sra.c (access): New field parent.
3353 (process_subtree_disqualification): New function.
3354 (disqualify_candidate): Call it.
3355 (build_accesses_from_assign): Reset write flag if creating an
3356 assighnment link.
3357 (build_access_subtree): Fill in parent field and also prpagate
3358 down grp_write flag.
3359 (create_artificial_child_access): New parameter set_grp_write, set
3360 grp_write to its value.
3361 (propagate_subaccesses_across_link): Also propagate grp_write flag
3362 values.
3363 (propagate_all_subaccesses): Push the closest parent back to work
3364 queue if add_access_to_work_queue returned true.
3366 2017-05-02 Richard Biener <rguenther@suse.de>
3368 * common.opt (fstrict-overflow): Alias negative to fwrapv.
3369 * doc/invoke.texi (fstrict-overflow): Remove all traces of
3370 -fstrict-overflow documentation.
3371 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
3372 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
3373 flag_strict_overflow.
3374 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
3375 * lto-opts.c (lto_write_options): Do not stream it.
3376 * lto-wrapper.c (merge_and_complain): Do not handle it.
3377 * opts.c (default_options_table): Do not set -fstrict-overflow.
3378 (finish_options): Likewise do not clear it when sanitizing.
3379 * simplify-rtx.c (simplify_const_relational_operation): Do not
3380 test flag_strict_overflow.
3382 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3384 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
3385 using enabled attribute.
3386 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
3387 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
3388 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
3389 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
3390 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
3391 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
3392 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
3393 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
3394 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
3395 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
3397 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3399 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
3401 2017-05-02 Richard Biener <rguenther@suse.de>
3403 PR tree-optimization/80591
3404 Revert
3405 2017-04-10 Richard Biener <rguenther@suse.de>
3407 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3408 asm inputs.
3410 2017-05-02 Richard Biener <rguenther@suse.de>
3412 PR tree-optimization/80549
3413 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
3414 (cleanup_tree_cfg_noloop): Create forwarders to known loop
3415 headers if they do not have a preheader.
3417 2017-05-02 Martin Liska <mliska@suse.cz>
3419 PR other/80589
3420 * common.opt: Fix typo.
3421 * doc/invoke.texi: Likewise.
3423 2017-05-01 Jan Beulich <jbeulich@suse.com>
3425 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
3426 swapping, add (x,x,m,x,n) alternative.
3428 2017-05-01 Nathan Sidwell <nathan@acm.org>
3430 * calls.c (combine_pending_stack_adjustment_and_call): Remove
3431 unnecessary unadjusted_alignment check.
3433 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3435 PR c++/80038
3436 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
3437 operations here.
3438 * gimplify.c (gimplify_cilk_detach): New function.
3439 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
3440 * tree-core.h: Document EXPR_CILK_SPAWN.
3441 * tree.h (EXPR_CILK_SPAWN): Define.
3443 2017-05-01 David Malcolm <dmalcolm@redhat.com>
3445 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
3446 to use new fixit_hint representation, using the "replace" logic.
3447 (get_line_span_for_fixit_hint): Likewise.
3448 (layout::print_any_fixits): Likewise.
3449 (selftest::test_one_liner_many_fixits): Rename to...
3450 (selftest::test_one_liner_many_fixits_1): ...this, and update
3451 comment and expected output to reflect that the multiple fix-it
3452 hints are now consolidated into one insertion.
3453 (selftest::test_one_liner_many_fixits_2): New test.
3454 (selftest::test_diagnostic_show_locus_one_liner): Update for
3455 above.
3456 (selftest::test_fixit_consolidation): Update for fix-it API
3457 change.
3458 * diagnostic.c (print_parseable_fixits): Likewise.
3459 * edit-context.c (edited_line::m_line_events): Convert from
3460 auto_vec <line_event *> to auto_vec <line_event>.
3461 (class line_event): Convert from abstract base class to a concrete
3462 class, taking over the role of replace_event.
3463 (class insert_event): Delete.
3464 (class replace_event): Rename to class line_event. Convert to
3465 half-open range.
3466 (edit_context::add_fixits): Reimplement.
3467 (edit_context::apply_insert): Delete.
3468 (edit_context::apply_replace): Rename to...
3469 (edit_context::apply_fixit): ...this. Convert to half-open range.
3470 (edited_file::apply_insert): Delete.
3471 (edited_file::apply_replace): Rename to...
3472 (edited_file::apply_fixit): ...this.
3473 (edited_line::~edited_line): Drop deletion of events.
3474 (edited_line::apply_insert): Delete.
3475 (edited_line::apply_replace): Rename to...
3476 (edited_line::apply_fixit): ...this. Convert to half-open range.
3477 Update for change to type of m_line_events.
3478 * edit-context.h (edit_context::apply_insert): Delete.
3479 (edit_context::apply_replace): Rename to...
3480 (edit_context::apply_fixit): ...this.
3482 2017-05-01 Martin Sebor <msebor@redhat.com>
3484 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
3485 known.
3487 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
3489 PR target/68491
3490 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
3491 __get_cpuid_max returns 0.
3492 (__get_cpuid_count): Ditto.
3494 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
3496 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
3497 replacement expression is another instance of one of its arguments.
3499 2017-05-01 Jakub Jelinek <jakub@redhat.com>
3501 PR target/79430
3502 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
3503 check for stack push/pop autoinc.
3504 * config/i386/i386.c (ix86_agi_dependent): Return false
3505 if the only reason why modified_in_p returned true is that
3506 addr is SP based and set_insn is a push or pop.
3508 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3510 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
3511 overflow check.
3513 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3515 PR ipa/79224
3516 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
3517 (account_size_time): Use two predicates - exec_pred and
3518 nonconst_pred_ptr.
3519 (evaluate_conditions_for_known_args): Compute both clause and
3520 nonspec_clause.
3521 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
3522 (inline_summary_t::duplicate): Update.
3523 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
3524 separately.
3525 (compute_inline_parameters): Likewise.
3526 (estimate_edge_size_and_time): Update caluclation of time.
3527 (estimate_node_size_and_time): Compute both time and nonspecialized
3528 time.
3529 (estimate_ipcp_clone_size_and_time): Update.
3530 (inline_merge_summary): Update.
3531 (do_estimate_edge_time): Update.
3532 (do_estimate_edge_size): Update.
3533 (do_estimate_edge_hints): Update.
3534 (inline_read_section, inline_write_summary): Stream both new predicates.
3535 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
3536 as argument.
3537 (compute_inlined_call_time): Cleanup.
3538 (big_speedup_p): Update.
3539 (edge_badness): Update.
3540 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
3541 (size_time_entry): Replace predicate by exec_predicate and
3542 nonconst_predicate.
3543 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
3544 (estimate_edge_time): Return also nonspec_time.
3545 (reset_edge_growth_cache): Update.
3547 2017-04-29 Jakub Jelinek <jakub@redhat.com>
3549 PR rtl-optimization/80491
3550 * ifcvt.c (noce_process_if_block): When looking for x setter
3551 with missing else_bb, don't check only the insn right before
3552 cond_earliest, but look for the last insn that x is modified in
3553 within the same bb.
3555 PR rtl-optimization/80491
3556 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
3558 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
3560 PR tree-optimization/80487
3561 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
3563 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3565 PR tree-optimization/79697
3566 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
3567 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
3568 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
3569 BUILT_IN_STRNDUP.
3570 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
3571 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
3573 2017-04-28 Martin Sebor <msebor@redhat.com>
3575 PR tree-optimization/80523
3576 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
3577 (init_target_to_host_charmap, target_to_host, target_strtol10): New
3578 functions.
3579 (maybe_warn, format_directive, parse_directive): Use new functions.
3580 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
3582 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
3584 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
3586 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3588 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
3589 target_header_dir): Set correctly.
3590 * configure: Regenerated.
3591 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3592 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3593 instead of SYSTEM_HEADER_DIR.
3595 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
3597 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
3598 (estimate_local_effects): Likewise.
3599 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
3600 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
3601 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
3602 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
3603 do_estimate_edge_time, estimate_edge_time): Likewise.
3604 * ipa-inline-analysis.c (estimate_node_size_and_time,
3605 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
3606 (estimate_time_after_inlining): Remove.
3608 2017-04-28 Martin Liska <mliska@suse.cz>
3610 * doc/gcov.texi: Enhance documentation of gcov.
3612 2017-04-28 Martin Liska <mliska@suse.cz>
3614 * doc/gcov.texi: Sort options in alphabetic order.
3615 * doc/gcov-dump.texi: Likewise.
3616 * doc/gcov-tool.texi: Likewise.
3617 * gcov.c (print_usage): Likewise.
3618 * gcov-dump.c (print_usage): Likewise.
3619 * gcov-tool.c (print_merge_usage_message): Likewise.
3620 (print_rewrite_usage_message): Likewise.
3621 (print_overlap_usage_message): Likewise.
3623 2017-04-28 Martin Liska <mliska@suse.cz>
3625 PR gcov-profile/53915
3626 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
3628 2017-04-28 Martin Liska <mliska@suse.cz>
3630 PR gcov-profile/79891
3631 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
3632 is marked by compiler as living on a line.
3633 (get_cycles_count): Remove usage of the union.
3634 (output_intermediate_file): Likewise.
3635 (find_source): Fix GNU coding style.
3636 (accumulate_line_counts): Remove old non-all block mode.
3637 (output_lines): Remove usage of the union.
3638 * profile.c (output_location): Include all BBs, even if
3639 belonging to a same line (and file) as a previous BB.
3641 2017-04-28 Martin Liska <mliska@suse.cz>
3643 * gcov.c (process_args): Handle new argument 'w'.
3644 (read_graph_file): Assign ID to BBs.
3645 (output_branch_count): Display BB # if verbose flag is set.
3646 (output_lines): Likewise for arcs.
3647 (print_usage): Add '--verbose' option help.
3648 * doc/gcov.texi: Document --verbose (-w) option.
3650 2017-04-28 Martin Liska <mliska@suse.cz>
3652 * gcov.c (struct block_location_info): New struct.
3653 (process_file): Fill up the new structure.
3654 (read_graph_file): Replace usage of encoding by the newly added
3655 struct.
3656 (add_line_counts): Likewise.
3657 (accumulate_line_counts): Remove usage of the union.
3658 (function_info::function_info): New function.
3659 (function_info::~function_info): Likewise.
3660 (process_file): Call delete instead of release_function.
3661 (release_function): Release the function.
3662 (release_structures): Call delete instead of release_function.
3663 (solve_flow_graph): Replace usage of num_blocks.
3664 (find_exception_blocks): Likewise.
3665 (output_lines): Fix GNU coding style.
3667 2017-04-28 Martin Liska <mliska@suse.cz>
3669 PR driver/56469
3670 * coverage.c (coverage_remove_note_file): New function.
3671 * coverage.h: Declare the function.
3672 * toplev.c (finalize): Clean if an error has been seen.
3674 2017-04-28 Martin Liska <mliska@suse.cz>
3676 PR gcov-profile/80031
3677 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
3678 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
3679 * gcov.c (read_graph_file): Read just number of blocks.
3680 * profile.c (branch_prob): Do not stream 0 flags per a basic
3681 block.
3683 2017-04-28 Martin Liska <mliska@suse.cz>
3685 * gcov-dump.c (tag_*): Add new argument to declarations.
3686 (dump_gcov_file): Likewise.
3687 (tag_blocks): Add and use new argument depth.
3688 (tag_arcs): Likewise.
3689 (tag_lines): Likewise.
3690 (tag_counters): Likewise.
3691 (tag_summary): Likewise.
3692 (dump_working_sets): Use depth to do a proper indentation.
3694 2017-04-28 Jakub Jelinek <jakub@redhat.com>
3696 PR bootstrap/80531
3697 * cgraph.h (symtab_node::debug_symtab): No longer inline.
3698 * symtab.c (symtab_node::debug_symtab): Move definition here.
3700 2017-04-28 Richard Biener <rguenther@suse.de>
3702 * lto-streamer.h (LTO_major_version): Bump to 7.
3704 2017-04-28 Richard Biener <rguenther@suse.de>
3706 * tree-vrp.c (assert_info): New struct.
3707 (add_assert_info): New helper.
3708 (register_edge_assert_for_2): Refactor to add asserts to a vector
3709 of assert_info.
3710 (register_edge_assert_for_1): Likewise.
3711 (register_edge_assert_for): Likewise.
3712 (finish_register_edge_assert_for): New helper actually registering
3713 asserts where live on edge.
3714 (find_conditional_asserts): Adjust.
3715 (find_switch_asserts): Likewise.
3716 (evrp_dom_walker::try_find_new_range): Generalize.
3717 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
3719 2017-04-27 Marek Polacek <polacek@redhat.com>
3721 PR sanitizer/80349
3722 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
3723 arg10 and arg11 to itype.
3725 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
3727 * doc/extend.texi (Object Size Checking): Improve grammar.
3729 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
3731 PR target/80530
3732 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
3733 that the logic for permitting reciprocal estimates matches that
3734 in use_rsqrt_p.
3736 2017-04-27 Jakub Jelinek <jakub@redhat.com>
3738 PR c++/80534
3739 * tree.c (type_cache_hasher::equal): Only compare
3740 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
3741 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
3742 non-aggregate element types.
3743 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
3744 about the flag on ARRAY_TYPEs in the comment, formatting fix.
3746 2017-04-27 Richard Biener <rguenther@suse.de>
3748 PR middle-end/80533
3749 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
3750 stripping ARRAY_REFs from MEM_EXPR make sure we're not
3751 keeping a reference to a trailing array.
3753 2017-04-27 Richard Biener <rguenther@suse.de>
3755 PR middle-end/80539
3756 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
3757 being in loop-closed SSA form conservatively.
3758 (chrec_fold_multiply_poly_poly): Likewise.
3760 2017-04-27 Tamar Christina <tamar.christina@arm.com>
3762 PR middle-end/79665
3763 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
3764 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
3766 2017-04-27 Jakub Jelinek <jakub@redhat.com>
3768 PR target/77728
3769 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
3770 (aarch64_function_arg_alignment): Return unsigned int again, but still
3771 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
3772 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
3773 Don't emit -Wpsabi note.
3774 (aarch64_function_arg_boundary): Likewise.
3775 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
3776 caller.
3778 2017-04-26 Nathan Sidwell <nathan@acm.org>
3780 * tree.h (crc32_unsigned_n): Declare.
3781 (crc32_unsigned, crc32_unsigned): Make inline.
3782 * tree.c (crc32_unsigned_bits): Replace with ...
3783 (crc32_unsigned_n): ... this.
3784 (crc32_unsigned, crc32_byte): Remove.
3785 (crc32_string): Remove unnecessary braces.
3787 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
3789 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
3790 * ipa-inline-analysis.c (MAX_TIME): Remove.
3791 (account_size_time): Use sreal for time.
3792 (dump_inline_summary): Update.
3793 (estimate_function_body_sizes): Update.
3794 (estimate_edge_size_and_time): Update.
3795 (estimate_calls_size_and_time): Update.
3796 (estimate_node_size_and_time): Update.
3797 (inline_merge_summary): Update.
3798 (inline_update_overall_summary): Update.
3799 (estimate_time_after_inlining): Update.
3800 (inline_read_section): Update.
3801 (inline_write_summary): Update.
3802 * ipa-inline.c (compute_uninlined_call_time): Update.
3803 (compute_inlined_call_time): Update.
3804 (recursive_inlining): Update.
3805 (inline_small_functions): Update.
3806 (dump_overall_stats): Update.
3807 * ipa-inline.h: Include sreal.h.
3808 (size_time_entry): Turn time to sreal.
3809 (inline_summary): Turn self_time nad time to sreal.
3811 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
3813 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
3814 data-streamer.h
3815 (sreal::stream_out, sreal::stream_in): New.
3816 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
3818 2017-04-25 Jakub Jelinek <jakub@redhat.com>
3820 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
3821 environment.
3823 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
3825 PR target/70799
3826 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3827 Handle ASHIFTRT.
3828 (dimode_scalar_chain::compute_convert_gain): Ditto.
3829 (dimode_scalar_chain::make_vector_copies): Ditto.
3830 (dimode_scalar_chain::convert_reg): Ditto.
3831 (dimode_scalar_chain::convert_insn): Ditto.
3832 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
3833 (VI248_AVX512BW_1): New mode iterator.
3834 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
3835 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
3836 mode iterator.
3838 2017-04-25 Martin Sebor <msebor@redhat.com>
3840 PR tree-optimization/80497
3841 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
3842 constants are representable in HOST_WIDE_INT.
3843 (parse_directive): Ditto.
3845 2017-04-25 Martin Sebor <msebor@redhat.com>
3847 PR bootstrap/80486
3848 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
3849 (new_zero_array): Adjust signature.
3850 (dom_info::dom_init): Used unsigned rather that size_t.
3851 (dom_info::dom_info): Same.
3853 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3854 Jakub Jelinek <jakub@redhat.com>
3856 PR target/77728
3857 * config/arm/arm.c: Include gimple.h.
3858 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
3859 returns negative, increment ncrn only if it returned positive.
3860 (arm_needs_doubleword_align): Return int instead of bool,
3861 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
3862 members, but if there is any such non-FIELD_DECL
3863 > PARM_BOUNDARY aligned decl, return -1 instead of false.
3864 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
3865 returns negative, increment nregs only if it returned positive.
3866 (arm_setup_incoming_varargs): Likewise.
3867 (arm_function_arg_boundary): Emit -Wpsabi note if
3868 arm_needs_doubleword_align returns negative, return
3869 DOUBLEWORD_ALIGNMENT only if it returned positive.
3871 2017-04-25 Marek Polacek <polacek@redhat.com>
3873 PR sanitizer/80349
3874 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
3875 first argument to type.
3877 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3879 PR target/80482
3880 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
3881 type checks to test for compatibility instead of equality.
3883 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3884 Jakub Jelinek <jakub@redhat.com>
3886 PR target/77728
3887 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
3888 type.
3889 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
3890 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
3891 the alignment computation, but return their maximum in warn_alignment.
3892 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
3893 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
3894 is smaller.
3895 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
3896 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
3897 caller.
3899 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3901 * config/arc/simdext.md (dmpyh): Fix typo.
3903 2017-04-25 Richard Biener <rguenther@suse.de>
3905 PR tree-optimization/80492
3906 * alias.c (compare_base_decls): Handle registers with asm
3907 specification conservatively.
3908 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3909 compare_base_decls returning dont-know properly.
3911 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3913 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
3914 (legitimate_offset_address_p): New function.
3915 (arc_legitimate_address_p): Use above function.
3917 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3919 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
3921 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3923 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
3924 ACCH registers whenever they are available.
3926 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3928 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
3929 double regs fix when not used.
3931 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3933 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
3934 core registers.
3935 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
3936 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
3938 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3940 * config/arc/arc.c (arc_output_addsi): Check for h-register class
3941 when emitting short ADD instructions.
3943 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3945 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
3946 constraint.
3947 (cmpsi_cc_c_insn): Likewise.
3948 (cbranchsi4_scratch): Compute proper instruction length using
3949 compact_hreg_operand.
3950 * config/arc/predicates.md (compact_hreg_operand): New predicate.
3952 2017-04-25 Richard Biener <rguenther@suse.de>
3954 PR middle-end/80509
3955 * passes.c (pass_manager::pass_manager): Initialize
3956 m_name_to_pass_map.
3958 2017-04-25 Richard Biener <rguenther@suse.de>
3960 PR tree-optimization/79201
3961 * tree-ssa-sink.c (statement_sink_location): Handle calls.
3963 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3965 PR target/80464
3966 * config/s390/vector.md: Split MEM->GPR vector moves for
3967 non-s_operand addresses.
3969 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3971 PR target/79895
3972 * config/s390/predicates.md (reload_const_wide_int_operand): New
3973 predicate.
3974 * config/s390/s390.md ("movti"): Remove d/P alternative.
3975 ("movti_bigconst"): New pattern definition.
3977 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
3979 PR target/80080
3980 * s390-protos.h (s390_expand_cs_hqi): Removed.
3981 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
3982 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
3983 modes as well as CCZ1mode and CCZmode.
3984 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
3985 signature of s390_emit_compare_and_swap.
3986 (s390_expand_cs_hqi): Likewise, make static.
3987 (s390_expand_cs_tdsi): Generate an explicit compare before trying
3988 compare-and-swap, in some cases.
3989 (s390_expand_cs): Wrapper function.
3990 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
3991 atomic_exchange.
3992 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
3993 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
3994 patterns for small and large integers. Forbid symref memory operands.
3995 Move expander to s390.c. Require cc register.
3996 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
3997 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
3998 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
3999 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
4000 symref memory operands. Remove CC mode and call s390_match_ccmode
4001 instead.
4002 ("atomic_exchange<mode>"): Allow and implement all integer modes.
4004 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4006 * config/s390/s390.md (define_peephole2): New peephole to help
4007 combining the load-and-test pattern with volatile memory.
4009 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4011 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
4012 with CCZmode for TARGET_Z196.
4014 2017-04-25 Jakub Jelinek <jakub@redhat.com>
4016 PR rtl-optimization/80501
4017 * combine.c (make_compound_operation_int): Set subreg_code to SET
4018 even for AND with mask of the sign bit of mode.
4020 PR rtl-optimization/80500
4021 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
4022 sum's initial value.
4024 2017-04-25 Julian Brown <julian@codesourcery.com>
4025 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4027 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
4029 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
4031 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
4033 2017-04-25 Julian Brown <julian@codesourcery.com>
4034 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4036 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
4037 (thunderx2t99_sha): New Reservation.
4039 2017-04-25 Julian Brown <julian@codesourcery.com>
4040 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4042 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
4043 type for 1-element load.
4045 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
4047 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
4049 2017-04-24 Martin Jambor <mjambor@suse.cz>
4051 PR tree-optimization/80293
4052 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
4053 char arrays not totally scalarizable if it is false.
4054 (analyze_all_variable_accesses): Pass correct value in the new
4055 parameter. Add a statistics counter.
4057 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
4059 PR middle-end/79931
4060 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
4062 2017-04-24 Richard Biener <rguenther@suse.de>
4064 PR tree-optimization/80494
4065 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
4066 out for complex types.
4068 2017-04-24 Richard Biener <rguenther@suse.de>
4070 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
4071 * tree-ssa-sccvn.c (print_scc): Print SCC size.
4072 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
4073 (DFS): Adjust and never fail.
4074 (sccvn_dom_walker::fail): Remove.
4075 (sccvn_dom_walker::before_dom_children): Adjust.
4076 (run_scc_vn): Likewise and never fail.
4077 * tree-ssa-pre.c (pass_pre::execute): Adjust.
4078 (pass_fre::execute): Likewise.
4080 2017-04-24 Richard Biener <rguenther@suse.de>
4082 PR tree-optimization/79725
4083 * tree-ssa-sink.c (statement_sink_location): Return whether
4084 failure reason was zero uses. Move that check later.
4085 (sink_code_in_bb): Deal with zero uses by removing the stmt
4086 if possible.
4088 2017-04-24 Richard Biener <rguenther@suse.de>
4090 PR c++/2972
4091 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
4092 pointer-based references.
4094 2017-04-24 Richard Biener <rguenther@suse.de>
4096 PR bootstrap/79814
4097 * pass_manager.h (pass_manager::operator new): Remove.
4098 (pass_manager::operator delete): Likewise.
4099 * passes.c (pass_manager::operator new): Remove.
4100 (pass_manager::operator delete): Likewise.
4101 (pass_manager::pass_manager): Zero individual pass members.
4103 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
4105 PR target/70799
4106 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
4107 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
4108 Check "XEXP (src, 1)" operand here.
4109 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
4110 Check "XEXP (src, 1)" operand here.
4111 (dimode_scalar_chain::make_vector_copies): Detect count register
4112 of a shift instruction. Zero extend count register from QImode
4113 to DImode to satisfy vector shift pattern count operand predicate.
4114 Substitute vector shift count operand with a DImode copy.
4115 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
4116 vector register.
4118 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
4120 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
4121 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4122 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
4123 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4124 (UNSPEC_NOREX_MEM): Remove definition.
4126 2017-04-21 Richard Biener <rguenther@suse.de>
4128 PR tree-optimization/79547
4129 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4130 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
4131 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
4132 without any constraints.
4134 2017-04-21 Richard Biener <rguenther@suse.de>
4136 PR tree-optimization/78847
4137 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
4139 2017-04-21 Richard Biener <rguenther@suse.de>
4141 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
4142 (build_distinct_type_copy): Likewise.
4143 (build_variant_type_copy): Likewise.
4144 * tree.c (build_qualified_type): Pass down mem-stat info.
4145 (build_distinct_type_copy): Likewise.
4146 (build_variant_type_copy): Likewise.
4148 2017-04-21 Richard Biener <rguenther@suse.de>
4150 PR tree-optimization/80237
4151 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
4152 defaulted to NULL.
4153 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
4154 for a simplified result.
4156 2016-04-21 Richard Biener <rguenther@suse.de>
4158 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
4159 sth as strict as a simple_iv but a chrec without symbols and an
4160 operand defined in the loop we are peeling (and not some subloop).
4161 (propagate_constants_for_unrolling): Propagate all constants.
4163 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4165 PR target/79804
4166 * config/i386/i386.c (print_reg): Remove assert for disalowed
4167 regno values, call output_operand_lossage instead.
4169 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4171 PR target/78090
4172 * config/i386/constraints.md (Yc): New register constraint.
4173 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
4174 Use Yc constraint for alternative 2 of operand 0. Remove
4175 preferred_for_speed attribute.
4177 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4179 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
4180 lastprivate clauses in SIMT case.
4182 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
4184 * doc/invoke.texi (-Wextra-semi): Document new warning option.
4186 2017-04-20 Richard Biener <rguenther@suse.de>
4188 PR tree-optimization/57796
4189 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
4190 as N scalar stores.
4191 (vect_model_load_cost): Cost gathers as N scalar loads.
4193 2017-04-20 Richard Biener <rguenther@suse.de>
4195 * ggc-page.c (ggc_allocated_p): Rename to ...
4196 (safe_lookup_page_table_entry): ... this and return the lookup
4197 result.
4198 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
4200 2017-04-20 Richard Biener <rguenther@suse.de>
4202 PR tree-optimization/80453
4203 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
4204 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
4205 from the conditions.
4206 (vn_phi_eq): Pass them down.
4207 (vn_phi_lookup): Record them.
4208 (vn_phi_insert): Likewise.
4210 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
4212 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
4213 uninitialized variable warning to avoid buffer overrun.
4215 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4217 PR other/71250
4218 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
4219 is suppressed for '{ 0 }' in C.
4221 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4223 * BASE-VER: Set to 8.0.0.
4225 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
4227 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
4228 priority .init_array and .fini_array section with SECTION_NOTYPE
4229 flag.
4231 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4233 PR middle-end/80423
4234 * tree.h (build_array_type): Add typeless_storage default argument.
4235 * tree.c (type_cache_hasher::equal): Also compare
4236 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
4237 (build_array_type): Add typeless_storage argument, set
4238 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
4239 recursive call.
4240 (build_nonshared_array_type): Adjust build_array_type_1 caller.
4241 (build_array_type): Likewise. Add typeless_storage argument.
4243 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4244 Jakub Jelinek <jakub@redhat.com>
4246 PR tree-optimization/80426
4247 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
4248 operation on symbolic operands, also compute the overflow for the
4249 invariant part when the operation degenerates into a negation.
4251 2017-04-19 Jakub Jelinek <jakub@redhat.com>
4253 PR debug/80461
4254 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
4255 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
4257 PR debug/80436
4258 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
4260 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
4262 PR target/80462
4263 * config/avr/avr.c (tree.h): Include it.
4264 (cgraph.h): Include it.
4265 (avr_encode_section_info): Don't warn for uninitialized progmem
4266 variable if it's just an alias.
4268 2017-04-19 Richard Biener <rguenther@suse.de>
4270 PR ipa/65972
4271 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
4272 when needed by AutoPGO.
4274 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
4276 PR lto/50345
4277 * doc/lto.texi: Remove an extra 'that'.
4279 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4281 PR rtl-optimization/80429
4282 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
4283 are only used in debug insns.
4285 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4286 Vladimir Makarov <vmakarov@redhat.com>
4288 * config/sparc/predicates.md (input_operand): Add comment. Return
4289 true for any memory operand when LRA is in progress.
4290 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
4292 2017-04-18 Jeff Law <law@redhat.com>
4294 PR target/74563
4295 * mips.md ({return,simple_return}_internal): Do not overwrite
4296 operands[0].
4298 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4300 PR tree-optimization/80443
4301 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
4302 instead of adding 1, subtract -1 and similarly instead of subtracting
4303 1 add -1.
4305 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
4307 PR rtl-optimization/80357
4308 * haifa-sched.c (tmp_bitmap): New variable.
4309 (model_recompute): Handle duplicate use records.
4310 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
4311 (free_global_sched_pressure_data): Free it.
4313 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
4315 Revert:
4316 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4317 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4318 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4319 instead of SYSTEM_HEADER_DIR.
4321 2017-04-18 Jeff Law <law@redhat.com>
4323 PR middle-end/80422
4324 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
4325 predecessors after walking up the insn chain.
4327 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4329 PR debug/80263
4330 * dwarf2out.c (modified_type_die): Try harder not to emit internal
4331 sizetype type into debug info.
4333 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4335 PR target/80099
4336 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
4337 unneeded test for TARGET_UPPER_REGS_SF.
4338 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
4340 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4342 PR sanitizer/80444
4343 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
4344 instead of gsi_after_labels.
4346 2017-04-18 Jeff Law <law@redhat.com>
4348 * regcprop.c (maybe_mode_change): Avoid creating copies of the
4349 stack pointer.
4351 Revert:
4352 2017-04-13 Jeff Law <law@redhat.com>
4353 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4354 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4356 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
4358 PR target/79453
4359 * config/avr/avr.c (intl.h): Include it.
4360 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
4362 2017-04-18 Martin Liska <mliska@suse.cz>
4364 PR gcov-profile/78783
4365 * gcov-tool.c (gcov_output_files): Validate that destination
4366 file is either removed by the tool or by a user.
4368 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4369 Guy Benyei <guybe@mellanox.com>
4371 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
4372 block, and do not negate it, the stored id is already negative.
4374 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4376 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
4378 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4380 PR target/80098
4381 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
4382 masks of options that should be turned off if the VSX vector
4383 options are turned off.
4384 (OTHER_P8_VECTOR_MASKS): Likewise.
4385 (OTHER_VSX_VECTOR_MASKS): Likewise.
4386 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
4387 rs6000_disable_incompatible_switches to validate no type switches
4388 like -mvsx.
4389 (rs6000_incompatible_switch): New function to disallow turning on
4390 other vector options if -mno-vsx, -mno-power8-vector, or
4391 -mno-power9-vector are specified.
4393 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4395 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
4397 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4399 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
4400 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
4401 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
4402 (ARG_POINTER_CFA_OFFSET): Likewise.
4404 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4406 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
4407 conditions to take advantage of various optimizations.
4409 2017-04-13 Jeff Law <law@redhat.com>
4411 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4412 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4413 (zero_extendsidi2_dext): Likewise.
4415 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4417 PR sanitizer/80403
4418 * fold-const.c (fold_ternary_loc): Revert
4419 use op0 instead of fold_convert_loc (loc, type, arg0) part of
4420 2017-04-12 change.
4422 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
4424 PR rtl-optimization/80343
4425 * lra-remat.c (update_scratch_ops): Assign original hard reg to
4426 new scratch pseudo.
4428 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
4430 PR sanitizer/80414
4431 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
4432 to ubsan_encode_value.
4434 2017-04-13 Jeff Law <law@redhat.com>
4436 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
4437 appearing in DEBUG_INSNs.
4439 2017-04-13 Martin Liska <mliska@suse.cz>
4441 PR gcov-profile/80413
4442 * gcov-io.c (gcov_write_string): Copy to buffer just when
4443 allocated size is greater than zero.
4445 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4447 PR debug/80321
4448 * dwarf2out.c (decls_for_scope): Ignore declarations of
4449 current_function_decl in BLOCK_NONLOCALIZED_VARS.
4451 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
4453 PR lto/69953
4454 * ipa-visibility.c (non_local_p): Fix typos.
4455 (localize_node): When localizing symbol in same comdat group,
4456 dissolve the group only when we know external symbols are going
4457 to be privatized.
4458 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
4460 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4462 PR tree-optimization/79390
4463 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
4464 order does not result in usable sequence, retry with reversed operand
4465 order.
4467 PR sanitizer/80403
4468 PR sanitizer/80404
4469 PR sanitizer/80405
4470 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
4471 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
4472 op0 instead of fold_convert_loc (loc, type, arg0).
4474 2017-04-12 Jeff Law <law@redhat.com>
4476 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
4477 has a delay slot in the generated code.
4479 * config/cris/cris.md (cris_preferred_reload_class): Return
4480 GENNONACR_REGS rather than GENERAL_REGS.
4482 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4484 PR c/80163
4485 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
4486 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
4487 signedness of the result type.
4489 2017-04-12 Richard Biener <rguenther@suse.de>
4490 Jeff Law <law@redhat.com>
4492 PR tree-optimization/80359
4493 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
4494 trim stores to TARGET_MEM_REFs.
4496 2017-04-12 Richard Biener <rguenther@suse.de>
4498 PR tree-optimization/79390
4499 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
4500 threading case even more.
4502 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
4504 PR target/80382
4505 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
4506 for quad_address_p for TImode, instead of just not indexed_address.
4508 2017-04-12 Richard Biener <rguenther@suse.de>
4509 Bernd Edlinger <bernd.edlinger@hotmail.de>
4511 PR middle-end/79671
4512 * alias.c (component_uses_parent_alias_set_from): Handle
4513 TYPE_TYPELESS_STORAGE.
4514 (get_alias_set): Likewise.
4515 * tree-core.h (tree_type_common): Add typeless_storage flag.
4516 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
4517 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
4518 for types containing members with TYPE_TYPELESS_STORAGE.
4519 (place_field): Likewise.
4520 (layout_type): Likewise for ARRAY_TYPE.
4521 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
4522 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
4523 TYPE_TYPELESS_STORAGE.
4524 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4526 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4528 PR sanitizer/80349
4529 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
4530 first argument to type.
4532 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4534 PR target/80376
4535 PR target/80315
4536 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
4537 CONST0_RTX (mode) rather than const0_rtx where appropriate.
4538 (rs6000_expand_binop_builtin): Likewise.
4539 (rs6000_expand_ternop_builtin): Likewise; also add missing
4540 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
4541 vshasigma built-ins.
4542 * doc/extend.texi: Document that vec_xxpermdi's third argument
4543 must be a constant.
4545 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
4547 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
4548 Use shift_const cost parameter when calculating gain of STV shifts.
4550 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
4552 PR rtl-optimization/70478
4553 * lra-constraints.c (process_alt_operands): Check memory for
4554 disfavoring memory insn operand.
4556 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4558 PR middle-end/80100
4559 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
4560 left shift in unsigned HOST_WIDE_INT type.
4562 PR rtl-optimization/80385
4563 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
4564 (not (neg X)) into (plus X -1) for complex or non-integral modes.
4566 PR libgomp/80394
4567 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
4568 if they have any depend clauses.
4570 2017-04-11 Martin Liska <mliska@suse.cz>
4572 PR ipa/80212
4573 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
4574 * ipa-split.c (split_function): Create a local comdat symbol
4575 if caller is in a comdat group.
4577 2017-04-11 Martin Liska <mliska@suse.cz>
4579 PR ipa/80212
4580 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
4581 flags.
4583 2017-04-11 Martin Sebor <msebor@redhat.com>
4585 PR middle-end/80364
4586 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
4587 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
4588 for INTEGER_TYPE.
4589 (directive::set_width, directive::set_precision, format_character):
4590 Adjust.
4591 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
4592 INTEGER_TYPE.
4594 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
4596 PR target/80389
4597 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
4598 conflict, set target->arch_name instead of target->cpu_name.
4600 2017-04-11 Richard Biener <rguenther@suse.de>
4602 PR tree-optimization/80374
4603 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
4604 build_zero_cst, remove fold_convertible_p check again.
4606 2017-04-11 Martin Liska <mliska@suse.cz>
4608 PR sanitizer/70878
4609 * ubsan.c (instrument_object_size): Do not instrument register
4610 variables.
4612 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4614 PR target/80381
4615 * config/i386/i386-builtin-types.def
4616 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
4617 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
4618 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
4619 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
4620 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
4621 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
4622 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
4623 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
4624 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
4625 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
4626 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
4627 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
4628 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
4629 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
4630 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
4631 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
4632 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
4633 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
4634 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
4635 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
4636 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
4637 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
4638 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
4639 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
4640 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
4641 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
4642 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
4643 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
4644 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
4645 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
4646 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
4647 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
4648 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
4649 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
4650 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
4651 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
4652 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
4653 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
4654 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
4655 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
4656 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
4657 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
4658 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
4659 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
4660 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
4661 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
4662 aliases.
4663 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
4664 flag to second_arg_count, handle 4 argument function type _COUNT
4665 aliases, handle second_arg_count on second argument rather than last.
4667 2017-04-10 Jeff Law <law@redhat.com>
4669 PR tree-optimization/80374
4670 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
4671 record anything if we can not convert integer_zero_node to the
4672 desired type.
4674 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4676 PR target/80108
4677 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4678 Enhance special handling given to the TARGET_P9_MINMAX option in
4679 relation to certain other options.
4681 2017-04-10 Bin Cheng <bin.cheng@arm.com>
4683 PR tree-optimization/80153
4684 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
4685 remove POINTER_PLUS_EXPR's base part directly, rather than through
4686 aff_tree.
4688 2017-04-10 Richard Biener <rguenther@suse.de>
4689 Bin Cheng <bin.cheng@arm.com>
4691 PR tree-optimization/80153
4692 * tree-affine.c (aff_combination_to_tree): Get base pointer from
4693 the first element of pointer type aff_tree. Build result expr in
4694 aff_tree's type.
4695 (add_elt_to_tree): Convert to type unconditionally. Remove other
4696 fold_convert calls.
4697 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
4698 (rewrite_use_nonlinear_expr): Check invariant using iv information.
4700 2017-04-10 Richard Biener <rguenther@suse.de>
4702 * tree-ssa-structalias.c (find_func_aliases): Properly handle
4703 asm inputs.
4705 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
4707 PR rtl-optimization/70478
4708 * lra-constraints.c (curr_small_class_check): New.
4709 (update_and_check_small_class_inputs): New.
4710 (process_alt_operands): Update curr_small_class_check. Disfavor
4711 alternative insn memory operands. Check available regs for small
4712 class operands.
4714 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
4716 PR target/80057
4717 * config/mips/mips.opt (-mvirt): Update description.
4718 * doc/invoke.texi (-mvirt): Likewise.
4720 2017-04-10 Richard Biener <rguenther@suse.de>
4722 PR middle-end/80362
4723 * fold-const.c (fold_binary_loc): Look at unstripped ops when
4724 looking for NEGATE_EXPR in -A / -B to A / B folding.
4726 2017-04-10 Martin Liska <mliska@suse.cz>
4728 PR gcov-profile/80224
4729 * gcov.c (print_usage): Fix usage string.
4730 (get_gcov_intermediate_filename): Remove.
4731 (output_gcov_file): Use both for normal and intermediate format.
4732 (generate_results): Do not initialize special file for
4733 intermediate format.
4735 2017-04-10 Richard Biener <rguenther@suse.de>
4737 PR tree-optimization/80304
4738 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
4739 for safelen.
4741 2017-04-10 Nathan Sidwell <nathan@acm.org>
4743 PR target/79905
4744 * config/rs6000/rs6000.c (rs6000_vector_type): New.
4745 (rs6000_init_builtins): Use it.
4747 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4749 * config/arm/arm.md (<mrc>): Add mode to SET source.
4750 (<mrrc>): Likewise.
4752 2017-04-10 Richard Biener <rguenther@suse.de>
4754 PR middle-end/80344
4755 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
4757 2017-04-10 Jakub Jelinek <jakub@redhat.com>
4759 PR target/80324
4760 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
4761 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
4762 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
4763 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
4764 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
4765 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
4766 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
4767 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
4768 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
4769 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
4770 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
4771 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
4772 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
4773 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
4774 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
4775 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
4776 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
4777 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
4778 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
4779 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
4780 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
4781 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
4782 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
4784 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
4786 PR rtl-optimization/70478
4787 * lra-constraints.c: Reverse the last patch.
4789 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
4791 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
4792 Add comment for WCHAR_T.
4794 2017-04-08 Martin Liska <mliska@suse.cz>
4796 Revert:
4797 2017-04-07 Martin Liska <mliska@suse.cz>
4799 PR ipa/80212
4800 * ipa-split.c (split_function): Add function part to a same comdat
4801 group.
4803 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4805 PR target/80358
4806 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
4808 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
4810 * rs6000/rs6000.c (vec_load_pendulum): Rename...
4811 (vec_pairing): ...to this.
4812 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
4813 (rs6000_sched_init): Adjust for name change.
4814 (struct rs6000_sched_context): Likewise.
4815 (rs6000_init_sched_context): Likewise.
4816 (rs6000_set_sched_context): Likewise.
4818 2017-04-07 Jakub Jelinek <jakub@redhat.com>
4820 PR target/80322
4821 PR target/80323
4822 PR target/80325
4823 PR target/80326
4824 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
4825 intrinsics.
4826 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
4827 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
4828 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
4830 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
4832 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
4834 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
4836 PR rtl-optimization/70703
4837 * ira-color.c (update_conflict_hard_regno_costs): Use
4838 int64_t instead of HOST_WIDE_INT.
4840 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
4842 PR rtl-optimization/70478
4843 * lra-constraints.c (process_alt_operands): Disfavor alternative
4844 insn memory operands.
4846 2017-04-07 Jeff Law <law@redhat.com>
4848 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
4849 CALL and NOTE_INSN_CALL_ARG_LOCATION.
4851 2017-04-07 Martin Liska <mliska@suse.cz>
4853 PR target/79889
4854 * config/aarch64/aarch64.c (aarch64_process_target_attr):
4855 Show error message instead of an ICE.
4857 2017-04-07 Martin Liska <mliska@suse.cz>
4859 PR ipa/80212
4860 * ipa-split.c (split_function): Add function part to a same comdat
4861 group.
4863 2017-04-07 Richard Biener <rguenther@suse.de>
4865 PR middle-end/80341
4866 * tree.c (get_unwidened): Also handle ! for_type case for
4867 INTEGER_CSTs.
4868 * convert.c (do_narrow): Split out from ...
4869 (convert_to_integer_1): ... here. Do not pass final truncation
4870 type to get_unwidened for TRUNC_DIV_EXPR.
4872 2017-04-07 Richard Biener <rguenther@suse.de>
4874 * tree-affine.c (wide_int_ext_for_comb): Take type rather
4875 than aff_tree.
4876 (aff_combination_const): Adjust.
4877 (aff_combination_scale): Likewise.
4878 (aff_combination_add_elt): Likewise.
4879 (aff_combination_add_cst): Likewise.
4880 (aff_combination_convert): Likewise.
4881 (add_elt_to_tree): Likewise. Remove unused argument.
4882 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
4884 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
4886 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
4887 definition.
4888 * config/arm/arm.c (arm_default_short_enums): Use
4889 ARM_DEFAULT_SHORT_ENUMS.
4890 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
4892 2017-04-06 Jakub Jelinek <jakub@redhat.com>
4894 PR debug/80234
4895 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
4896 members with redundant out-of-class redeclaration.
4898 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
4900 PR target/80286
4901 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
4902 * config/i386/i386.md (*zero_extendsidi2):
4903 Add (?*x,*x) and (?*v,*v) alternatives.
4905 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
4907 PR target/79733
4908 * config/i386/i386.c (ix86_expand_builtin)
4909 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
4910 mode from insn data. Convert operands to insn operand mode.
4911 Copy operands that don't satisfy insn predicate to a register.
4913 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
4915 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
4916 Update comments.
4918 2017-04-06 Richard Biener <rguenther@suse.de>
4920 PR tree-optimization/80334
4921 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
4922 preserve alignment of accesses.
4924 2017-04-06 Richard Biener <rguenther@suse.de>
4926 PR tree-optimization/80262
4927 * tree-sra.c (build_ref_for_offset): Preserve address-space
4928 information.
4929 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
4930 Drop useless address-space information on MEM_REF offsets.
4932 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
4934 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
4936 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
4938 PR rtl-optimization/70703
4939 * ira-color.c (update_conflict_hard_regno_costs): Use
4940 HOST_WIDE_INT instead of long.
4942 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
4944 PR target/80298
4945 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
4946 not defined for x86_64 target. Add -mmmx target option when __SSE2__
4947 is not defined.
4948 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
4949 for x86_64 target. Handle -m3dnowa option.
4951 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
4953 PR rtl-optimization/70703
4954 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
4955 (update_conflict_hard_regno_costs): Use long instead of unsigned
4956 arithmetic for cost calculation.
4958 2017-04-05 Jakub Jelinek <jakub@redhat.com>
4959 Bernd Edlinger <bernd.edlinger@hotmail.de>
4961 PR sanitizer/80308
4962 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
4963 for big endian.
4965 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
4967 PR target/78002
4968 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
4969 ptr_mode with Pmode throughout.
4970 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
4971 into probe_stack_range and use DImode.
4973 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
4975 PR target/79890
4976 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
4977 call_eh_return is true.
4979 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4981 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
4982 Initialize last_match_fntype_index.
4984 2017-04-05 Jakub Jelinek <jakub@redhat.com>
4986 PR target/80310
4987 * tree-nvr.c: Include internal-fn.h.
4988 (pass_return_slot::execute): Ignore internal calls without
4989 direct optab.
4991 2017-04-04 Jakub Jelinek <jakub@redhat.com>
4992 Richard Biener <rguenther@suse.de>
4994 PR c++/80297
4995 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
4996 captures used multiple times, except for the last use.
4997 * generic-match-head.c: Include gimplify.h.
4999 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5001 PR tree-optimization/79390
5002 * target.h (struct noce_if_info): Declare.
5003 * targhooks.h (default_noce_conversion_profitable_p): Declare.
5004 * target.def (noce_conversion_profitable_p): New target hook.
5005 * ifcvt.h (struct noce_if_info): New type, moved from ...
5006 * ifcvt.c (struct noce_if_info): ... here.
5007 (noce_conversion_profitable_p): Renamed to ...
5008 (default_noce_conversion_profitable_p): ... this. No longer
5009 static nor inline.
5010 (noce_try_store_flag_constants, noce_try_addcc,
5011 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
5012 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
5013 instead of noce_conversion_profitable_p.
5014 * config/i386/i386.c: Include ifcvt.h.
5015 (ix86_option_override_internal): Don't override
5016 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
5017 (ix86_noce_conversion_profitable_p): New function.
5018 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
5019 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
5020 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
5021 * doc/tm.texi: Regenerated.
5023 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5025 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
5026 correction.
5028 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5030 PR target/80307
5031 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
5032 instructions for small multiply cores.
5034 2017-04-04 Jeff Law <law@redhat.com>
5036 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
5037 added member.
5038 (mips_expand_vec_perm_const): Initialize elements in orig_perm
5039 that are not set by the loop over the elements.
5041 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5043 PR target/80286
5044 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
5045 int mode, convert_modes it to mode as unsigned, otherwise use
5046 lowpart_subreg to mode rather than SImode.
5047 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
5048 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
5049 Use DImode instead of SImode for the shift count operand.
5050 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
5051 Likewise.
5053 2017-04-04 Richard Biener <rguenther@suse.de>
5055 PR middle-end/80281
5056 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
5057 arithmetic done for the negate or the plus. Simplify.
5058 (A - (-B) -> A + B): Likewise.
5059 * fold-const.c (split_tree): Make sure to not negate pointers.
5061 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
5063 PR rtl-optimization/60818
5064 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
5065 a compare of comparisons with the thing compared if this results
5066 in a different machine mode.
5068 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
5070 * alias.c (base_alias_check): Fix typo in comment.
5071 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
5072 * cgraphunit.c (symbol_table::compile): Likewise.
5073 * collect2.c (maybe_run_lto_and_relink): Likewise.
5074 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
5075 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
5076 * config/avr/avr.c (avr_map_op_t): Likewise.
5077 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
5078 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
5079 * config/epiphany/epiphany.md (movcc): Likewise.
5080 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
5081 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
5082 Likewise.
5083 * config/mips/mips.c (mips_save_restore_reg): Likewise.
5084 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
5085 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
5086 * config/sh/sh.c (sh_rtx_costs): Likewise.
5087 * fold-const.c (fold_truth_andor): Likewise.
5088 * genautomata.c (collapse_flag): Likewise.
5089 * gengtype.h (struct type::u::s): Likewise.
5090 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
5091 * input.c (FORMAT_AMOUNT): Likewise.
5092 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
5093 (known_aggs_to_agg_replacement_list): Likewise.
5094 * ipa-inline-analysis.c: Likewise.
5095 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
5096 * ipa-polymorphic-call.c
5097 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
5098 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
5099 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
5100 Likewise.
5101 * modulo-sched.c (apply_reg_moves): Likewise.
5102 * omp-expand.c (build_omp_regions_1): Likewise.
5103 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
5104 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
5105 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
5106 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5107 * value-prof.c: Likewise.
5108 * var-tracking.c (val_reset): Likewise.
5110 2017-04-03 Richard Biener <rguenther@suse.de>
5112 PR tree-optimization/80275
5113 * fold-const.c (split_address_to_core_and_offset): Handle
5114 POINTER_PLUS_EXPR.
5116 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
5118 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
5119 descriptors is at least equal to that of functions.
5121 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5123 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
5125 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5127 PR target/80250
5128 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
5129 (mov<IMOD4:mode>): New expander.
5130 (*mov<IMOD4:mode>_internal): New insn and split pattern.
5132 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
5134 PR rtl-optimization/79405
5135 * fwprop.c (propagations_left): New variable.
5136 (forward_propagate_into): Decrement it.
5137 (fwprop_init): Initialize it.
5138 (fw_prop): If the variable has reached zero, stop propagating.
5139 (fwprop_addr): Ditto.
5141 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5143 PR debug/79255
5144 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
5145 a FUNCTION_DECL, pass it as decl instead of origin to
5146 process_scope_var.
5148 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
5150 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
5151 string.
5153 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
5155 PR target/80107
5156 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
5157 TARGET_VSX_SMALL_INTEGER.
5159 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5161 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
5162 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
5164 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
5166 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
5167 extraction from odd-numbered MSA register.
5169 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5171 PR middle-end/80173
5172 * expmed.c (store_bit_field_1): Don't attempt to create
5173 a word subreg out of hard registers wider than word if they
5174 have HARD_REGNO_NREGS of 1 for their mode.
5176 PR middle-end/80163
5177 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
5178 conversions to integer types wider than word and pointer.
5180 PR debug/80025
5181 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
5182 (rtx_equal_for_cselib_p): Pass 0 to it.
5183 * cselib.c (cselib_hasher::equal): Likewise.
5184 (rtx_equal_for_cselib_1): Add depth argument. If depth
5185 is 128, don't look up VALUE locs and punt. Increment
5186 depth in recursive calls when walking VALUE locs.
5188 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
5190 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
5191 (make_gcov_file_name): Use the canonical path name for generating
5192 the MD5 value.
5193 (read_line): Fix handling of files with ascii null bytes.
5195 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
5197 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
5198 to initialise a vector register instead
5199 of using a const_int.
5201 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5203 PR translation/80189
5204 * gimplify.c (omp_default_clause): Use %qs instead of %s in
5205 diagnostic messages.
5207 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
5209 PR target/80246
5210 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
5211 (dfp_diex_<mode>): Update mode of operand 1.
5212 * doc/extend.texi (dxex, dxexq): Document change to return type.
5213 (diex, diexq): Document change to argument type.
5215 2017-03-30 Martin Jambor <mjambor@suse.cz>
5217 PR ipa/77333
5218 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
5219 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
5220 it reflects the signature changes performed at the callee side.
5221 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
5222 to cgraph_build_function_type_skip_args.
5223 (build_function_decl_skip_args): Adjust call to the above function.
5225 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5227 PR target/80206
5228 * config/i386/sse.md
5229 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
5230 register as dest whenever it is a MEM not rtx_equal_p to the
5231 corresponding dup operand, and when forcing into reg move the
5232 reg into the memory afterwards.
5233 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
5234 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
5235 for the force_reg mode.
5236 (avx512vl_vextractf128<mode>): Use register as dest either
5237 always when a MEM, or when it is a MEM not rtx_equal_p to the
5238 corresponding dup operand, or even not when it is a CONST_VECTOR
5239 depending on the mode and lo vs. hi.
5240 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
5241 parens.
5242 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
5243 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
5244 Likewise. Require that operands[2] is even.
5245 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
5246 Remove extraneous parens. Require that operands[2] is a multiple
5247 of 4.
5248 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
5249 operands[0] is a MEM if <mask_applied>, the predicates/constraints
5250 disallow memory then.
5252 2017-03-30 Richard Biener <rguenther@suse.de>
5254 PR tree-optimization/77498
5255 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
5256 to non-constants over backedges.
5258 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
5260 PR rtl-optimization/80233
5261 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
5262 as last_combined_insn. Do not test for BARRIER_P separately.
5264 2017-03-29 Andreas Schwab <schwab@suse.de>
5266 PR ada/80146
5267 * calls.c (prepare_call_address): Convert funexp to Pmode before
5268 copying to temp reg.
5270 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5272 PR tree-optimization/80158
5273 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
5274 Handle possible future case of more than one alternate
5275 interpretation.
5276 (replace_rhs_if_not_dup): Likewise.
5277 (replace_one_candidate): Likewise.
5279 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
5281 PR rtl-optimization/80193
5282 * ira.c (ira): Do not check allocation for LRA.
5284 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
5286 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
5287 (nvptx_output_simt_exit): Declare.
5288 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
5289 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
5290 (init_softstack_frame): Move initialization of crtl->is_leaf to...
5291 (nvptx_declare_function_name): ...here. Emit declaration of local
5292 memory space buffer for omp_simt_enter insn.
5293 (nvptx_output_unisimt_switch): New.
5294 (nvptx_output_softstack_switch): New.
5295 (nvptx_output_simt_enter): New.
5296 (nvptx_output_simt_exit): New.
5297 * config/nvptx/nvptx.h (struct machine_function): New fields
5298 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
5299 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
5300 (UNSPECV_SIMT_EXIT): Ditto.
5301 (omp_simt_enter_insn): New insn.
5302 (omp_simt_enter): New expansion.
5303 (omp_simt_exit): New insn.
5304 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
5306 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
5307 (expand_GOMP_SIMT_ENTER_ALLOC): New.
5308 (expand_GOMP_SIMT_EXIT): New.
5309 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
5310 (GOMP_SIMT_ENTER_ALLOC): Ditto.
5311 (GOMP_SIMT_EXIT): Ditto.
5312 * target-insns.def (omp_simt_enter): New insn.
5313 (omp_simt_exit): Ditto.
5314 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
5315 simt_dlist.
5316 (lower_rec_simd_input_clauses): Implement SIMT privatization.
5317 (lower_rec_input_clauses): Likewise.
5318 (lower_lastprivate_clauses): Handle SIMT privatization.
5320 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
5321 (ompdevlow_adjust_simt_enter): New.
5322 (find_simtpriv_var_op): New.
5323 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
5324 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
5326 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
5327 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
5328 (copy_decl_for_dup_finish): Ditto.
5330 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
5332 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
5334 PR target/53383
5335 * config/i386/i386.c (ix86_option_override_internal): Always
5336 allow -mpreferred-stack-boundary=3 for 64-bit targets.
5338 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5340 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
5342 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5344 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
5345 mark new edge's irreducible flag accordign to it.
5346 (vect_do_peeling): Check loop preheader edge's irreducible flag
5347 and pass it to function slpeel_add_loop_guard.
5349 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
5351 PR tree-optimization/80218
5352 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5353 Update block frequencies and counts.
5355 2017-03-28 Richard Biener <rguenther@suse.de>
5357 PR tree-optimization/78644
5358 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
5359 of a simplification result we may not use it at all.
5361 2017-03-28 Richard Biener <rguenther@suse.de>
5363 PR ipa/80205
5364 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
5365 without arguments, generate default definition of a SSA name.
5367 2017-03-28 Richard Biener <rguenther@suse.de>
5369 PR middle-end/80222
5370 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
5371 TYPE_REF_CAN_ALIAS_ALL references.
5372 * fold-const.c (fold_indirect_ref_1): Likewise.
5374 2017-03-28 Martin Liska <mliska@suse.cz>
5376 PR ipa/80104
5377 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
5378 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
5380 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5381 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
5383 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
5384 (EXTRA_SPECS): Define.
5385 (SUBTARGET_EXTRA_SPECS): Likewise.
5386 (SUBTARGET_CPP_SPEC): Likewise.
5387 * config/arc/elf.h (EXTRA_SPECS): Renamed to
5388 SUBTARGET_EXTRA_SPECS.
5389 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
5391 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5393 * config/arc/simdext.md (vst64_insn): Update pattern.
5394 (vld32wh_insn): Likewise.
5395 (vld32wl_insn): Likewise.
5396 (vld64_insn): Likewise.
5397 (vld32_insn): Likewise.
5399 2017-03-28 Marek Polacek <polacek@redhat.com>
5401 PR sanitizer/80067
5402 * fold-const.c (fold_comparison): Use protected_set_expr_location
5403 instead of SET_EXPR_LOCATION.
5405 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5407 * tree.c (add_expr): Avoid name lookup warning.
5409 2017-03-27 Jeff Law <law@redhat.com>
5411 PR tree-optimization/80216
5412 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
5413 function name. Limit recursion depth.
5414 (record_temporary_equivalences): Corresponding changes.
5416 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
5418 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
5419 covered first.
5421 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5423 PR target/80102
5424 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
5425 notes.
5426 * cfgcleanup.c (reg_note_cfa_p): New array.
5427 (insns_have_identical_cfa_notes): New function.
5428 (old_insns_match_p): Don't cross-jump in between /f
5429 and non-/f instructions. If both i1 and i2 are frame related,
5430 verify all CFA notes, their order and content.
5432 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5434 PR target/78543
5435 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
5436 HImode and SImode with zero extend to DImode to one insn.
5437 (bswap<mode>2_extenddi): Likewise.
5438 (bswapsi2_extenddi): Likewise.
5439 (bswaphi2_extendsi): Likewise.
5440 (bswaphi2): Combine bswap HImode and SImode into one insn.
5441 Separate memory insns from swapping register.
5442 (bswapsi2): Likewise.
5443 (bswap<mode>2): Likewise.
5444 (bswaphi2_internal): Delete, no longer used.
5445 (bswapsi2_internal): Likewise.
5446 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
5447 store, and gpr<-gpr swap insns.
5448 (bswap<mode>2_store): Likewise.
5449 (bswaphi2_reg): Register only splitter, combine with the splitter.
5450 (bswaphi2 splitter): Likewise.
5451 (bswapsi2_reg): Likewise.
5452 (bswapsi2 splitter): Likewise.
5453 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
5454 the insns into load, store, and register/register insns.
5455 (bswapdi2_ldbrx): Likewise.
5456 (bswapdi2_load): Likewise.
5457 (bswapdi2_store): Likewise.
5458 (bswapdi2_reg): Likewise.
5460 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
5462 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
5463 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
5465 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
5467 PR target/80103
5468 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
5469 add comments.
5470 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5471 special handling for target option conflicts between dform
5472 options (-mpower9-dform, -mpower9-dform-vector,
5473 -mpower9-dform-scalar) and -mno-direct-move.
5475 2017-03-27 Richard Biener <rguenther@suse.de>
5477 PR tree-optimization/80181
5478 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
5480 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5482 * config/arc/predicates.md (move_double_src_operand): Replace the
5483 call to move_double_src_operand with a call to address_operand.
5485 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5487 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
5488 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
5489 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
5491 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5493 * config/arc/predicates.md (long_immediate_loadstore_operand):
5494 Consider scaled addresses cases.
5496 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5498 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
5499 restored when in interrupt.
5500 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
5501 doesn't have delay slot.
5503 2017-03-27 Richard Biener <rguenther@suse.de>
5505 PR ipa/79776
5506 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
5507 inlined thunk clones.
5509 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5511 PR sanitizer/80168
5512 * asan.c (instrument_derefs): Copy over last operand from
5513 original COMPONENT_REF to the new COMPONENT_REF with
5514 DECL_BIT_FIELD_REPRESENTATIVE.
5515 * ubsan.c (instrument_object_size): Likewise.
5517 2017-03-27 Richard Biener <rguenther@suse.de>
5519 PR tree-optimization/80170
5520 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
5521 sure DR/SCEV didnt fold in constants we do not see when looking
5522 at the reference base alignment.
5524 2017-03-27 Richard Biener <rguenther@suse.de>
5526 PR middle-end/80171
5527 * gimple-fold.c (fold_ctor_reference): Properly guard against
5528 NULL return value from canonicalize_constructor_val.
5530 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
5532 PR target/80180
5533 * config/i386/i386.c (ix86_expand_builtin)
5534 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
5535 flags reg setting and flags reg using instructions.
5536 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
5537 clobbering instructions to zero extend op2.
5539 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
5541 * doc/install.texi (Configuration) <--with-aix-soname>:
5542 Update link to AIX ld.
5544 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
5546 PR rtl-optimization/80160
5547 PR rtl-optimization/80159
5548 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
5549 reg_alternate_class into account.
5551 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
5553 PR target/80148
5554 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
5555 to consider in curr_insn_transform.
5557 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5559 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
5560 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
5561 and emit_mode_inner.
5563 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5565 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
5566 argument to the overloaded builtin variants. Use the new flag to
5567 deprecate certain builtin variants.
5568 * config/s390/s390-builtin-types.def: Add new builtin types.
5569 * config/s390/s390-builtins.h: Support new flags field for
5570 overloaded builtins.
5571 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
5572 (s390_macro_to_expand): Enable vector float data type.
5573 (s390_cpu_cpp_builtins_internal): Indicate support of the new
5574 builtins by incrementing the __VEC__ version number.
5575 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
5576 vec_xst.
5577 (s390_resolve_overloaded_builtin): Emit error messages depending
5578 on the builtin flags.
5579 * config/s390/s390.c (s390_expand_builtin): Support additional
5580 flags argument. Change error message to match the messages
5581 emitted in s390-c.c.
5582 * config/s390/s390.md: New UNSPEC_* constants.
5583 (op_type): Add new instruction types.
5584 * config/s390/vecintrin.h: Add new builtins and test data class
5585 constants.
5586 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
5587 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
5588 (VEC_INEXACT, VEC_NOINEXACT): New constants.
5589 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
5590 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
5591 ("vec_mergel<mode>"): V_HW -> VEC_HW.
5593 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
5594 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
5595 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
5596 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
5598 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
5599 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
5600 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
5601 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
5603 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
5604 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
5605 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
5606 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
5607 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
5608 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
5609 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
5611 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
5612 ("vec_scatter_element<V_HW_4:mode>_DI")
5613 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
5614 ("vec_fpint<mode>", "vflls")
5615 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
5616 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
5617 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
5618 ("*vec_cmphe<mode>_cc"): ... these.
5620 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
5621 mode constant instead of magic value.
5623 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5625 * config/s390/s390.c (s390_expand_vec_compare): Support other
5626 vector floating point modes than just V2DF.
5627 (s390_expand_vcond): Likewise.
5628 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
5629 (s390_cannot_change_mode_class): Prevent mode changes between TF
5630 and V1TF in vector registers.
5631 * config/s390/s390.md (DF, SF): New mode attributes.
5632 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
5633 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
5634 SFmode support for VRs.
5635 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
5636 vector fp modes.
5637 (VFT, VF_HW): New mode iterators.
5638 (vw, sdx): New mode attributes.
5639 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
5640 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
5641 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
5642 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
5643 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
5644 also the new vector floating point modes. Renaming to ...
5646 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
5647 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
5648 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
5649 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
5650 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
5651 ("vec_unordered<mode>"): ... these.
5653 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
5654 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
5655 ("*vec_extendv2df"): New insn definitions.
5657 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5659 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
5660 ("mulditi3_2", "*muldi3_sign"): New patterns.
5661 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
5662 rename the pattern definition.
5664 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5666 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
5667 expander.
5668 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
5670 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5672 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
5673 instruction if possible.
5674 * config/s390/vector.md (vec_halfnumelts): New mode
5675 attribute.
5676 ("*vec_vllezlf<mode>"): New pattern.
5678 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5680 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
5681 ("popcountv4si2", "popcountv2di2"): Rename to ...
5682 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
5683 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
5684 condition.
5685 ("popcount<mode>2_vxe"): New pattern.
5687 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5689 * common/config/s390/s390-common.c (processor_flags_table): Add
5690 arch12.
5691 * config.gcc: Add arch12.
5692 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5693 Default to arch12 for unknown CPU model numbers.
5694 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
5695 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
5696 PROCESSOR_max sanity check.
5697 * config/s390/s390-opts.h (enum processor_type): Add
5698 PROCESSOR_ARCH12.
5699 * config/s390/s390.c (processor_table): Add arch12.
5700 (s390_expand_builtin): Add check for B_VXE flag.
5701 (s390_issue_rate): Add PROCESSOR_ARCH12.
5702 (s390_get_sched_attrmask): Likewise.
5703 (s390_get_unit_mask): Likewise.
5704 (s390_sched_score): Enable z13 scheduling for arch12.
5705 (s390_sched_reorder): Likewise.
5706 (s390_sched_variable_issue): Likewise.
5707 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
5708 PF_VXE.
5709 (s390_tune_attr): Use z13 scheduling also for arch12.
5710 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
5711 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
5712 (TARGET_VXE_P): New macros.
5713 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
5714 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
5715 * config/s390/s390.opt: Add arch12 as processor_type.
5717 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5719 * config/s390/s390.md
5720 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5721 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
5722 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
5724 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
5725 Rename expanders to ...
5727 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
5728 ("fixuns_truncdddi2_emu"): ... these.
5730 ("fixuns_trunc<mode>si2_emu"): New expander.
5732 ("*fixuns_truncdfdi2_z13"): Rename to ...
5733 ("*fixuns_truncdfdi2_vx"): ... this.
5735 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5737 * config/s390/2964.md: Remove the single element vector compare
5738 instructions which are no longer used.
5739 * config/s390/s390.c (s390_select_ccmode): Remove handling of
5740 vector CCmodes.
5741 (s390_canonicalize_comparison): Remove handling of DFmode
5742 compares.
5743 (s390_expand_vec_compare_scalar): Remove function.
5744 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
5745 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
5746 pattern.
5747 ("*cmp<mode>_ccs"): Add wfcdb instruction.
5749 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5751 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
5752 FP zero.
5753 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
5754 will anyway by matched by mov<mode>_64dfp.
5756 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5758 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
5759 vlef/vstef. Add missing operand to vleif.
5761 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5763 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
5764 pair for all vector types with 64 bit elements.
5765 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
5766 * config/s390/vector.md (V_HW_64): ... here.
5767 (V_128_NOSINGLE): New mode iterator.
5768 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
5769 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
5770 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
5771 ("*vec_load_pairv2di"): Change to ...
5772 ("*vec_load_pair<mode>"): ... this one.
5774 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5776 * config/s390/constraints.md: Add comments.
5777 (jKK): Reject element sizes > 8 bytes.
5778 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
5779 s_operands.
5780 * config/s390/s390.md: Add the s_operand checks formerly in
5781 s390_split_ok_p to various splitters where they are still
5782 required.
5783 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
5784 for 128 bit vectors. Plus two splitters.
5786 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5788 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
5789 the file.
5791 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5793 PR target/79893
5794 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
5795 error if the boundary argument is not constant.
5797 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5799 PR rtl-optimization/80112
5800 * loop-doloop.c (doloop_condition_get): Don't check condition
5801 if cmp isn't SET with IF_THEN_ELSE src.
5803 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5805 PR tree-optimization/80158
5806 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
5807 replacing a candidate statement, also replace it for the
5808 candidate's alternate interpretation.
5809 (replace_rhs_if_not_dup): Likewise.
5810 (replace_one_candidate): Likewise.
5812 2017-03-24 Richard Biener <rguenther@suse.de>
5814 PR tree-optimization/80167
5815 * graphite-isl-ast-to-gimple.c
5816 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
5817 properly.
5818 (translate_isl_ast_to_gimple::get_rename): Likewise.
5820 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5822 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
5823 handling of certain combinations of target options, including the
5824 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
5825 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
5827 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5829 PR target/71436
5830 * config/arm/arm.md (*load_multiple): Add reload_completed to
5831 matching condition.
5833 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5834 Richard Biener <rguenth@suse.de>
5836 PR tree-optimization/79908
5837 PR tree-optimization/80136
5838 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
5839 been cast away, gimplify_and_add suffices.
5841 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
5843 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
5845 2017-03-23 Richard Biener <rguenther@suse.de>
5847 PR tree-optimization/80032
5848 * gimplify.c (gimple_push_cleanup): Forced unconditional
5849 cleanups still have to go to the conditional_cleanups
5850 sequence.
5852 2017-03-22 Jakub Jelinek <jakub@redhat.com>
5854 PR tree-optimization/80072
5855 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
5856 to unsigned int.
5857 (next_operand_entry_id): Change type to unsigned int.
5858 (sort_by_operand_rank): Make sure to return the right return value
5859 even if unsigned fields are bigger than INT_MAX.
5860 (struct oecount): Change cnt and id type to unsigned int.
5861 (oecount_hasher::equal): Formatting fix.
5862 (oecount_cmp): Make sure to return the right return value
5863 even if unsigned fields are bigger than INT_MAX.
5864 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
5866 PR c++/80129
5867 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
5868 TREE_READONLY on result if writing it more than once.
5870 PR sanitizer/80110
5871 * doc/invoke.texi (-fsanitize=thread): Document that with
5872 -fnon-call-exceptions atomics are not able to throw
5873 exceptions.
5875 PR sanitizer/80110
5876 * tsan.c: Include tree-eh.h.
5877 (instrument_builtin_call): Call maybe_clean_eh_stmt or
5878 maybe_clean_or_replace_eh_stmt where needed.
5879 (instrument_memory_accesses): Add cfg_changed argument.
5880 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
5881 if it returned true.
5882 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
5884 PR rtl-optimization/63191
5885 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
5886 wrapper function, moved the whole old content into ...
5887 (ix86_delegitimize_address_1): ... this. New inline function.
5888 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
5889 true as last argument instead of ix86_delegitimize_address.
5891 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
5893 * config/aarch64/aarch64.c (generic_branch_cost): Copy
5894 cortexa57_branch_cost.
5896 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
5898 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
5900 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5902 PR target/80123
5903 * doc/md.texi (Constraints): Document wA constraint.
5904 * config/rs6000/constraints.md (wA): New.
5905 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
5906 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
5907 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
5908 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
5910 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
5912 PR c++/80029
5913 * gimplify.c (is_oacc_declared): New function.
5914 (oacc_default_clause): Use it to set default flags for acc declared
5915 variables inside parallel regions.
5916 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
5917 declared variables.
5918 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
5919 declare attribute to any decl as necessary.
5921 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
5923 PR target/80082
5924 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
5925 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
5926 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
5927 (arm_arch_lpae): This.
5928 * config/arm/arm.c (arm_arch7ve): Rename into ...
5929 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
5930 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
5931 arm_arch_lpae.
5933 2017-03-22 Martin Liska <mliska@suse.cz>
5935 PR target/79906
5936 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
5937 error message instead of an ICE.
5939 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5941 * doc/extend.texi (6.11 Additional Floating Types): Revise.
5943 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
5945 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
5946 comments.
5947 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5948 comments.
5950 2017-03-21 Martin Sebor <msebor@redhat.com>
5952 * doc/extend.texi: Use "cannot" instead of "can't."
5953 * doc/hostconfig.texi: Same.
5954 * doc/install.texi: Same.
5955 * doc/invoke.texi: Same.
5956 * doc/loop.texi: Same.
5957 * doc/md.texi: Same.
5958 * doc/objc.texi: Same.
5959 * doc/rtl.texi: Same.
5960 * doc/tm.texi: Same.
5961 * doc/tm.texi.in: Same.
5962 * doc/trouble.texi: Same.
5964 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
5966 PR debug/63238
5967 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
5968 (collect_checksum_attributes): Set it.
5969 (die_checksum_ordered): Use it.
5971 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5973 PR tree-optimization/79908
5974 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
5975 change: For a VA_ARG whose LHS has been cast away, use
5976 force_gimple_operand to construct the side effects.
5978 2017-03-21 David Malcolm <dmalcolm@redhat.com>
5980 PR translation/80001
5981 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
5982 more amenable to translation.
5983 (oacc_loop_auto_partitions): Likewise.
5985 2017-03-21 Marek Polacek <polacek@redhat.com>
5986 Martin Sebor <msebor@redhat.com>
5988 PR tree-optimization/80109
5989 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
5990 on INTEGRAL_TYPE_P.
5992 2017-03-21 Jakub Jelinek <jakub@redhat.com>
5993 Segher Boessenkool <segher@kernel.crashing.org>
5995 PR target/80125
5996 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
5997 check reg_used_between_p between insn and one of succ or succ2
5998 depending on if succ is artificial insn not inserted into insn
5999 stream.
6001 2017-03-21 Martin Liska <mliska@suse.cz>
6003 PR gcov-profile/80081
6004 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
6005 * doc/gcc.texi: Include gcov-dump stuff.
6006 * doc/gcov-dump.texi: New file.
6008 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
6010 PR rtl-optimization/79150
6011 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
6012 conditional jump, if the jump is the last insn of the loop.
6014 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6015 Richard Biener <rguenth@suse.de>
6017 PR tree-optimization/79908
6018 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
6019 been cast away, use force_gimple_operand to construct the side
6020 effects.
6022 2017-03-21 Martin Liska <mliska@suse.cz>
6024 PR libfortran/79956
6025 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
6026 to NULL.
6028 2017-03-21 Brad Spengler <spender@grsecurity.net>
6030 PR plugins/80094
6031 * plugin.c (htab_hash_plugin): New function.
6032 (add_new_plugin): Use it and adjust.
6033 (parse_plugin_arg_opt): Adjust.
6034 (init_one_plugin): Likewise.
6036 2017-03-21 Richard Biener <rguenther@suse.de>
6038 PR tree-optimization/80032
6039 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
6040 if set force the cleanup to happen unconditionally.
6041 (gimplify_target_expr): Push inserted clobbers with force_uncond
6042 to avoid them being removed by control-dependent DCE.
6044 2017-03-21 Richard Biener <rguenther@suse.de>
6046 PR tree-optimization/80122
6047 * tree-inline.c (copy_bb): Do not expans va-arg packs or
6048 va_arg_pack_len when the inlined call stmt requires pack
6049 expansion itself.
6050 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
6052 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6054 PR sanitizer/78158
6055 * tsan.c (instrument_builtin_call): If the memory model argument
6056 is not a constant, assume it is valid.
6058 PR c/67338
6059 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
6060 avoid UB.
6062 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6064 PR rtl-optimization/79910
6065 * combine.c (can_combine_p): Do not allow combining an I0 or I1
6066 if its dest is used by an insn before I2 (other than the combined
6067 insns themselves, which are properly handled already).
6069 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6071 Revert:
6072 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6074 * combine.c (record_used_regs): New static function.
6075 (try_combine): Handle situations where there is an additional
6076 instruction between I2 and I3 which needs to have a LOG_LINK
6077 updated.
6079 Revert:
6080 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6082 * combine.c (try_combine): Delete redundant i1 test. Call
6083 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6085 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6087 PR target/80083
6088 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
6089 alternatives 13/14.
6091 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6093 PR tree-optimization/80054
6094 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
6095 the optimization if a PHI or any of its arguments is not dominated
6096 by the candidate's basis. Use gphi* rather than gimple* as
6097 appropriate.
6098 (replace_profitable_candidates): Clean up a gimple* variable that
6099 should be a gphi* variable.
6101 2017-03-20 Martin Sebor <msebor@redhat.com>
6103 PR c++/52477
6104 * doc/extend.texi (attribute constructor): Document present limitation.
6106 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
6108 PR target/79963
6109 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
6110 __POWER9_VECTOR__ #ifdef control, change template definition to
6111 use Power9-specific built-in function.
6112 (vec_any_eq): Likewise.
6113 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
6114 to control outcomes from this test.
6115 (vector_ae_<mode>p): For VEC_F modes, likewise.
6117 2017-03-20 Ian Lance Taylor <iant@google.com>
6119 * config/i386/i386.c (ix86_function_regparm): Save an extra
6120 register for -fsplit-stack with DECL_STATIC_CHAIN.
6122 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6124 PR target/79912
6125 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
6126 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
6128 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6130 * config/riscv/riscv.c (riscv_print_operand): Use "fence
6131 iorw,ow".
6132 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
6133 iorw,iorw".
6135 2017-03-20 Marek Polacek <polacek@redhat.com>
6137 PR sanitizer/80063
6138 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
6140 2017-03-20 Richard Biener <rguenther@suse.de>
6142 PR tree-optimization/80113
6143 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
6144 allocate extra SSA name for PHI def.
6145 (add_close_phis_to_outer_loops): Likewise.
6146 (add_close_phis_to_merge_points): Likewise.
6147 (copy_loop_close_phi_args): Likewise.
6148 (copy_cond_phi_nodes): Likewise.
6150 2017-03-20 Martin Liska <mliska@suse.cz>
6152 PR middle-end/79753
6153 * tree-chkp.c (chkp_build_returned_bound): Do not build
6154 returned bounds for a LHS that's not a BOUNDED_P type.
6156 2017-03-20 Martin Liska <mliska@suse.cz>
6158 PR target/79769
6159 PR target/79770
6160 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
6161 COMPLEX_CST and VECTOR_CST.
6163 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6165 PR target/78857
6166 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
6167 target operand. A new splitter adds the clobber statement in case
6168 the target operand is dead anyway.
6170 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
6172 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
6173 to age-old versions of binutils and glibc.
6175 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
6177 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
6179 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6181 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
6183 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6185 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
6186 requirement for binutils 2.13.
6188 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6190 * combine.c (try_combine): Delete redundant i1 test. Call
6191 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6193 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
6195 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
6196 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
6197 contents.
6198 <riscv64-*-elf>: Re-arrange section
6199 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
6200 <riscv32-*-linux>: Likewise.
6201 <riscv64-*-elf>: Likewise
6202 <riscv64-*-linux>: Likewise.
6204 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
6206 PR target/80052
6207 * aarch64.opt(verbose-cost-dump): Fix typo.
6209 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
6211 PR target/79951
6212 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
6213 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
6215 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6217 * reload.c (find_reloads): When reloading a nonoffsettable address,
6218 use RELOAD_OTHER for it and its address reloads.
6220 PR rtl-optimization/79910
6221 * combine.c (record_used_regs): New static function.
6222 (try_combine): Handle situations where there is an additional
6223 instruction between I2 and I3 which needs to have a LOG_LINK
6224 updated.
6226 2017-03-17 Jeff Law <law@redhat.com>
6228 PR tree-optimization/71437
6229 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
6230 conditional in the hash table first.
6231 (vrp_dom_walker::before_dom_children): Extract condition from
6232 ASSERT_EXPR. Record condition, its inverion and any implied
6233 conditions as well.
6235 2017-03-17 Marek Polacek <polacek@redhat.com>
6236 Markus Trippelsdorf <markus@trippelsdorf.de>
6238 PR tree-optimization/80079
6239 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
6240 m_stores_head.
6242 2017-03-17 Richard Biener <rguenther@suse.de>
6244 PR middle-end/80075
6245 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
6246 Properly verify the LHS before the RHS possibly claims to be
6247 handled.
6248 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
6249 do not throw.
6251 2017-03-17 Martin Jambor <mjambor@suse.cz>
6253 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
6254 (List of -O2 options): Likewise.
6255 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
6256 (-fipa-vrp) New.
6258 2017-03-17 Tom de Vries <tom@codesourcery.com>
6260 * gcov-dump.c (print_usage): Print bug_report_url.
6262 2017-03-17 Richard Biener <rguenther@suse.de>
6264 PR middle-end/80050
6265 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
6266 (parser::peek): Likewise.
6268 2017-03-17 Richard Biener <rguenther@suse.de>
6270 PR tree-optimization/80048
6271 * sese.c (free_sese_info): Properly release rename_map and
6272 copied_bb_map elements.
6274 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
6276 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
6277 Add linked-list forward and backlinks. Insert on
6278 construction, remove on destruction.
6279 (class pass_store_merging): Add m_stores_head field.
6280 (pass_store_merging::terminate_and_process_all_chains):
6281 Iterate over m_stores_head list.
6282 (pass_store_merging::terminate_all_aliasing_chains):
6283 Likewise.
6284 (pass_store_merging::execute): Check for debug stmts first.
6285 Push new chains onto the m_stores_head stack.
6287 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
6289 PR target/71294
6290 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
6291 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
6292 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
6294 2017-03-16 Jeff Law <law@redhat.com>
6296 PR tree-optimization/71437
6297 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
6298 member function. Implementation moved into after_dom_children
6299 member function and into the threader's thread_outgoing_edges
6300 function.
6301 (dom_opt_dom_walker::after_dom_children): Simplify by moving
6302 some code into new thread_outgoing_edges.
6303 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
6304 definition. Simplify marker handling (do it here). Assume we always
6305 have the available expression and the const/copies tables.
6306 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
6307 and tree-vrp.c
6308 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
6309 * tree-vrp.c (equiv_stack): No longer file scoped.
6310 (vrp_dom_walker): New class.
6311 (vrp_dom_walker::before_dom_children): New member function.
6312 (vrp_dom_walker::after_dom_children): Likewise.
6313 (identify_jump_threads): Setup domwalker. Use it rather than
6314 walking edges in a random order by hand. Simplify setup/finalization.
6315 (finalize_jump_threads): Remove.
6316 (vrp_finalize): Do not call identify_jump_threads here.
6317 (execute_vrp): Do it here instead and call thread_through_all_blocks
6318 here too.
6320 PR tree-optimization/71437
6321 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
6322 callers changed.
6323 (simplify_stmt_for_jump_threading): Add basic_block argument. All
6324 callers changed.
6325 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
6326 (dom_opt_dom_walker::thread_across_edge): Remove
6327 handle_dominating_asserts argument. All callers changed.
6328 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
6329 changes. Remove calls to lhs_of_dominating_assert. Other
6330 uses of handle_dominating_asserts turn into unconditional code
6331 (simplify_control_stmt_condition_1): Likewise.
6332 (simplify_control_stmt_condition): Likewise.
6333 (thread_through_normal_block, thread_across_edge): Likewise.
6334 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
6335 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
6336 object if it is not an SSA_NAME.
6337 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
6338 before calling into the VRP specific simplifiers.
6339 (identify_jump_threads): Remove handle_dominating_asserts
6340 argument.
6342 2017-03-16 Jakub Jelinek <jakub@redhat.com>
6344 PR fortran/79886
6345 * tree-diagnostic.c (default_tree_printer): No longer static.
6346 * tree-diagnostic.h (default_tree_printer): New prototype.
6348 2017-03-16 Tamar Christina <tamar.christina@arm.com>
6350 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
6351 Change ins into fmov.
6353 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6355 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
6356 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
6357 Use h_con constraint for operand 1.
6358 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6359 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
6361 2017-03-15 Jeff Law <law@redhat.com>
6363 PR tree-optimization/71437
6364 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
6365 (record_temporary_equivalences): Use it.
6367 PR tree-optimization/71437
6368 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
6369 tree-ssa-scopedtables.
6370 (lookup_avail_expr, build_and_record_new_cond): Likewise.
6371 (record_conditions, record_cond, vuse_eq): Likewise.
6372 (record_edge_info): Adjust to API tweak of record_conditions.
6373 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
6374 (record_temporary_equivalences, optimize_stmt): Likewise.
6375 (eliminate_redundant_computations): Likewise.
6376 (record_equivalences_from_stmt): Likewise.
6377 * tree-ssa-scopedtables.c: Include options.h and params.h.
6378 (vuse_eq): New function, moved from tree-ssa-dom.c
6379 (build_and_record_new_cond): Likewise.
6380 (record_conditions): Likewise. Accept vector of conditions rather
6381 than edge_equivalence structure for first argument.
6382 for the first argument.
6383 (avail_exprs_stack::lookup_avail_expr): New member function, moved
6384 from tree-ssa-dom.c.
6385 (avail_exprs_stack::record_cond): Likewise.
6386 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
6387 from tree-ssa-dom.c.
6388 (avail_exprs_stack): Add new member functions lookup_avail_expr
6389 and record_cond.
6390 (record_conditions): Declare.
6392 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
6394 PR target/80017
6395 * lra-constraints.c (process_alt_operands): Increase reject for
6396 reloading an input/output operand.
6398 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6400 PR target/79038
6401 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
6402 insns to convert from signed/unsigned char/short to IEEE 128-bit
6403 floating point.
6404 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
6406 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
6408 PR target/80019
6409 * config/i386/i386.c (ix86_vector_duplicate_value): Create
6410 subreg of inner mode for values already in registers.
6412 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
6414 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
6415 iteration reg is used after the loop.
6417 2017-03-14 Martin Sebor <msebor@redhat.com>
6419 PR tree-optimization/79800
6420 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
6421 precision in negative-positive range.
6422 (format_floating): Call non-const overload with adjusted precision.
6424 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6426 PR target/79947
6427 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
6428 -mpowerpc-gfxopt.
6430 2017-03-14 Martin Sebor <msebor@redhat.com>
6432 PR middle-end/80020
6433 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
6434 * builtins.def (aligned_alloc): Use it.
6436 PR c/79936
6437 * Makefile.in (GTFILES): Add calls.c.
6438 * calls.c: Include "gt-calls.h".
6440 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
6442 PR rtl-optimization/79728
6443 * regs.h (struct target_regs): New field
6444 x_contains_allocatable_regs_of_mode.
6445 (contains_allocatable_regs_of_mode): New macro.
6446 * reginfo.c (init_reg_sets_1): Initialize it, and change
6447 contains_reg_of_mode so it includes global regs as well.
6448 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
6449 rather than contains_regs_of_mode.
6451 2017-03-14 Martin Liska <mliska@suse.cz>
6453 * doc/invoke.texi: Document options that can't be combined with
6454 -fcheck-pointer-bounds.
6456 2017-03-14 Martin Liska <mliska@suse.cz>
6458 PR middle-end/79831
6459 * doc/invoke.texi (-Wchkp): Document the option.
6461 2017-03-14 Martin Liska <mliska@suse.cz>
6463 * Makefile.in: Install gcov-dump.
6465 2017-03-14 Martin Liska <mliska@suse.cz>
6467 * multiple_target.c (expand_target_clones): Bail out for
6468 an invalid attribute.
6470 2017-03-14 Richard Biener <rguenther@suse.de>
6472 * alias.c (struct alias_set_entry): Pack properly.
6473 * cfgloop.h (struct loop): Likewise.
6474 * cse.c (struct set): Likewise.
6475 * ipa-utils.c (struct searchc_env): Likewise.
6476 * loop-invariant.c (struct invariant): Likewise.
6477 * lra-remat.c (struct cand): Likewise.
6478 * recog.c (struct change_t): Likewise.
6479 * rtl.h (struct address_info): Likewise.
6480 * symbol-summary.h (function_summary): Likewise.
6481 * tree-loop-distribution.c (struct partition): Likewise.
6482 * tree-object-size.c (struct object_size_info): Likewise.
6483 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
6484 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
6485 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
6486 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
6487 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
6488 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
6489 (struct _stmt_vec_info): Likewise.
6491 2017-03-14 Martin Liska <mliska@suse.cz>
6493 PR target/79892
6494 * multiple_target.c (create_dispatcher_calls): Check that
6495 a target can create a function dispatcher.
6497 2017-03-14 Martin Liska <mliska@suse.cz>
6499 PR lto/66295
6500 * multiple_target.c (expand_target_clones): Drop local.local
6501 flag for default implementation.
6503 2017-03-14 Richard Biener <rguenther@suse.de>
6505 PR tree-optimization/80030
6506 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
6508 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
6510 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
6511 gcc_fallthrough() instead of __attribute__((fallthrough));
6513 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6515 * doc/gcc.texi: Remove "up" link to (DIR).
6516 * doc/gccint.texi: Ditto.
6518 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6520 * doc/install.texi (Specific) <avr>: Remove reference to
6521 binutils 2.13.
6523 2017-03-13 Jeff Law <law@redhat.com>
6525 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
6526 attribute rather than comments.
6528 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
6529 match_scratch operand is highest.
6531 2017-03-13 Martin Liska <mliska@suse.cz>
6533 PR middle-end/78339
6534 * ipa-pure-const.c (warn_function_noreturn): If the declarations
6535 is a CHKP clone, use original declaration.
6537 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6539 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
6540 (arc_conditional_register_usage): Use a different allocation order
6541 when optimizing for size.
6542 * common/config/arc/arc-common.c (arc_option_optimization_table):
6543 Section anchors default on when optimizing for size.
6545 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6547 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
6549 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6551 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
6552 * config/arc/arc.md (cpu_facility): Add cd variant.
6553 (*movqi_insn): Add code density variant.
6554 (*movhi_insn): Likewise.
6555 (*movqi_insn): Likewise.
6556 (*addsi3_mixed): Likewise.
6557 (subsi3_insn): Likewise.
6559 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6561 * config/arc/arc.md (movsi_cond_exec): Update constraint.
6563 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6565 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
6566 expressions with MINUS and UNARY ops.
6568 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6570 PR target/79911
6571 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
6572 Rename to...
6573 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
6574 between vec_select and vector argument.
6575 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
6576 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
6577 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
6578 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
6579 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
6580 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
6582 2017-03-13 Richard Biener <rguenther@suse.de>
6584 PR other/79991
6585 * params.def (vect-max-peeling-for-alignment): Fix typo.
6587 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6589 * doc/install.texi (Specific) <mips-*-*>: Remove description of
6590 issue that only occurred with binutils below 2.18.
6592 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6594 * doc/install.texi (Specific) <cris-axis-elf>: No longer
6595 refer to binutils 2.11/2.12 minimum.
6597 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6599 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
6600 ftp.kernel.org and simplify binutils requirement.
6602 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
6604 * doc/invoke.texi (Warning Options): Fix spelling of link-time
6605 optimization.
6606 (Optimize Options): Ditto. Also remove redundancy.
6608 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6610 PR translation/79848
6611 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
6612 "%qs".
6613 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
6614 to G_ to avoid double translation.
6616 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6618 PR translation/79923
6619 * auto-profile.c (get_combined_location): Convert leading
6620 character of diagnostics to lower case and remove trailing period.
6621 (read_profile): Likewise for various diagnostics.
6622 * config/arm/arm.c (arm_option_override): Remove trailing period
6623 from various diagnostics.
6624 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
6625 (msp430_expand_delay_cycles): Likewise.
6627 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6629 PR target/79925
6630 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
6631 full command-line argument, rather than just "str".
6632 (aarch64_validate_march): Likewise.
6633 (aarch64_validate_mtune): Likewise.
6635 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
6637 PR rtl-optimization/78911
6638 * lra-assigns.c (must_not_spill_p): New function.
6639 (spill_for): Use it.
6641 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6643 PR tree-optimization/79981
6644 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
6645 ATOMIC_COMPARE_EXCHANGE ifn result.
6646 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
6647 IFN_ATOMIC_COMPARE_EXCHANGE.
6649 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6651 PR driver/79875
6652 * opts.c (parse_sanitizer_options): Add missing question mark to
6653 "did you mean" message.
6655 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6657 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
6658 built-in.
6659 (VMULEUH_UNS): Likewise.
6660 (VMULOUB_UNS): Likewise.
6661 (VMULOUH_UNS): Likewise.
6662 * config/rs6000/rs6000.c (builtin_function_type): Remove
6663 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
6665 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6667 PR bootstrap/79952
6668 * read-rtl-function.c (function_reader::read_rtx_operand): Update
6669 x with result of extra_parsing_for_operand_code_0.
6670 (function_reader::extra_parsing_for_operand_code_0): Convert
6671 return type from void to rtx, returning x. When reading
6672 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
6673 larger size containing struct block_symbol.
6675 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
6677 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
6678 -mfloat128-hardware without -m64.
6680 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
6682 PR target/79941
6683 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
6684 entries to the case statement that marks unsigned arguments to
6685 overloaded functions.
6687 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6689 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
6690 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
6692 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
6694 PR target/79907
6695 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
6696 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
6698 2017-03-10 Martin Liska <mliska@suse.cz>
6700 PR target/65705
6701 PR target/69804
6702 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
6703 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
6704 FIELD != NULL.
6706 2017-03-10 Olivier Hainque <hainque@adacore.com>
6708 * tree-switch-conversion (array_value_type): Start by resetting
6709 candidate type to it's main variant.
6711 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6713 PR rtl-optimization/79909
6714 * combine.c (try_combine): Use simplify_replace_rtx on individual
6715 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
6716 of the whole CALL_INSN_FUNCTION_USAGE.
6718 PR tree-optimization/79972
6719 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
6720 get_range_info on SSA_NAMEs. Formatting fixes.
6722 2017-03-10 Richard Biener <rguenther@suse.de>
6723 Jakub Jelinek <jakub@redhat.com>
6725 PR tree-optimization/77975
6726 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
6727 edge to be constant.
6728 (get_val_for): For constant x return it. Formatting fix.
6729 (loop_niter_by_eval): Avoid pointless looping if the next iteration
6730 would use the same bases as the current one.
6732 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6734 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
6735 instead of vec_select for V1TImode.
6736 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
6737 longer needed.
6738 (VSX_LE_128): Add V1TI to this mode iterator.
6739 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
6740 (*vsx_le_perm_store_<mode>): Likewise.
6741 (pre-reload splitter for VSX stores): Likewise.
6742 (post-reload splitter for VSX stores): Likewise.
6743 (*vsx_xxpermdi2_le_<mode>): Likewise.
6744 (*vsx_lxvd2x2_le_<mode>): Likewise.
6745 (*vsx_stxvd2x2_le_<mode>): Likewise.
6747 2017-03-09 Michael Eager <eager@eagercon.com>
6749 Correct failures with --enable-checking=yes,rtl.
6751 * config/microblaze/microblaze.c (microblaze_expand_shift):
6752 Replace GET_CODE test with CONST_INT_P and INTVAL test with
6753 test for const0_rtx.
6754 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
6755 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
6757 2017-03-09 Richard Biener <rguenther@suse.de>
6759 PR tree-optimization/79977
6760 * graphite-scop-detection.c (scop_detection::merge_sese):
6761 Handle the case of extra exits to blocks dominating the entry.
6763 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
6765 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
6766 Document rdynamic.
6768 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
6770 PR rtl-optimization/79949
6771 * lra-constraints.c (process_alt_operands): Check memory when
6772 trying to predict a cycle. Print about the overall increase.
6774 2017-03-09 Richard Biener <rguenther@suse.de>
6776 PR middle-end/79971
6777 * gimple-expr.c (useless_type_conversion_p): Preserve
6778 TYPE_SATURATING for fixed-point types.
6780 2017-03-09 Richard Biener <rguenther@suse.de>
6782 PR ipa/79970
6783 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
6784 alignment of BLKmode params.
6786 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6788 PR target/79913
6789 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
6790 (VALL_NO_V2Q): Likewise.
6791 (VDQF_DF): Delete.
6792 * config/aarch64/aarch64-simd.md
6793 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
6794 iterator.
6795 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
6796 VALL_NO_V2Q mode iterator.
6797 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
6799 2017-03-09 Martin Liska <mliska@suse.cz>
6801 PR tree-optimization/79631
6802 * tree-chkp-opt.c (chkp_is_constant_addr): Call
6803 tree_int_cst_sign_bit just for INTEGER constants.
6805 2017-03-09 Martin Liska <mliska@suse.cz>
6807 PR target/65705
6808 PR target/69804
6809 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
6810 sanitizers.
6812 2017-03-09 Marek Polacek <polacek@redhat.com>
6814 PR c++/79672
6815 * tree.c (inchash::add_expr): Handle TREE_VEC.
6817 2017-03-09 Martin Liska <mliska@suse.cz>
6819 PR ipa/79764
6820 (chkp_narrow_size_and_offset): New function.
6821 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
6822 (void chkp_parse_bit_field_ref): New function.
6823 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
6824 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
6826 2017-03-09 Martin Liska <mliska@suse.cz>
6828 PR ipa/79761
6829 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
6830 (chkp_find_bounds_1): Remove gcc_unreachable.
6832 2017-03-09 Jakub Jelinek <jakub@redhat.com>
6834 PR sanitizer/79944
6835 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
6836 BUILT_IN_SYNC*, determine the access type from the size suffix and
6837 always build a MEM_REF with that type. Handle forgotten
6838 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
6840 PR target/79932
6841 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
6842 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
6843 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
6844 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
6845 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
6846 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
6847 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
6848 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
6849 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
6850 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
6851 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
6852 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
6853 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
6854 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
6855 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
6856 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
6857 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
6858 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
6859 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
6860 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
6861 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
6862 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
6863 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
6864 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
6865 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
6866 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
6867 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
6868 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
6869 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
6870 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
6871 definitions outside of __OPTIMIZE__ guarded section.
6873 PR target/79932
6874 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
6875 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
6876 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
6877 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
6878 guarded section.
6880 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6882 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
6883 ("vfenez<mode>"): Add missing constraints.
6885 2017-03-08 Martin Sebor <msebor@redhat.com>
6887 PR target/79928
6888 * config/nds32/nds32.c (nds32_option_override):
6889 Fix misspelled diagnostic.
6891 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6893 PR c/79940
6894 * gimplify.c (gimplify_omp_for): Replace index var in outer
6895 taskloop statement with an artificial variable and add
6896 OMP_CLAUSE_PRIVATE clause for it.
6898 2017-03-08 Richard Biener <rguenther@suse.de>
6900 PR tree-optimization/79955
6901 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6902 for accesses that are completely outside of the variable.
6904 2017-03-08 Andrew Haley <aph@redhat.com>
6906 PR tree-optimization/79943
6907 * tree-ssa-loop-split.c (compute_new_first_bound): When
6908 calculating the new upper bound, (END-BEG) should be added, not
6909 subtracted.
6911 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6913 * config/avr/avr.md (setmemhi): Make sure match_dup
6914 operand number comes before match_scratch.
6916 2017-03-08 Richard Biener <rguenther@suse.de>
6918 PR tree-optimization/79920
6919 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
6920 with ncopies == 1 to ...
6921 (vect_transform_slp_perm_load): ... here. Properly compute
6922 all element loads by iterating VF times over the group. Do
6923 not handle ncopies (computed in a broken way) in
6924 vect_create_mask_and_perm.
6926 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6928 PR sanitizer/79904
6929 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
6930 is a uniform vector, use uniform_vector_p return value instead of
6931 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
6933 2017-03-07 Marek Polacek <polacek@redhat.com>
6935 PR middle-end/79809
6936 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
6937 (alloca_call_type): Likewise.
6939 2017-03-07 Martin Liska <mliska@suse.cz>
6941 * gcov.c (process_args): Put comment to correct location.
6943 2017-03-07 Martin Liska <mliska@suse.cz>
6945 PR middle-end/68270
6946 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
6947 Use array_at_struct_end_p instead of DECL_CHAIN (field).
6948 (chkp_narrow_bounds_for_field): Likewise.
6949 (chkp_parse_array_and_component_ref): Pass one more argument to
6950 call.
6952 2017-03-07 Richard Biener <rguenther@suse.de>
6954 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
6955 preheaders.
6957 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
6959 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
6960 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
6962 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6964 PR c/79855
6965 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
6966 to end of description.
6967 (PARAM_MAX_STORES_TO_MERGE): Likewise.
6969 2017-03-07 Jakub Jelinek <jakub@redhat.com>
6971 PR rtl-optimization/79901
6972 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
6973 ...
6974 (*avx512f_<code><mode>3<mask_name>): ... this.
6975 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
6976 iterator instead of VI8_AVX2_AVX512BW.
6978 PR rtl-optimization/79901
6979 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
6980 min/max expander, expand it using expand_vec_cond_expr.
6982 PR sanitizer/79897
6983 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
6984 temporary.
6986 2017-03-06 Jakub Jelinek <jakub@redhat.com>
6988 PR c++/79821
6989 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
6990 to void * for PCH reasons.
6991 * dwarf2out.c (output_loc_operands, output_die): Cast
6992 v.val_vec.array to unsigned char *.
6994 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
6996 PR target/77850
6997 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
6998 vector types.
7000 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
7002 PR rtl-optimization/79571
7003 * lra-constraints.c (process_alt_operands): Calculate static
7004 reject and subtract it from overall when only addresses will be
7005 reloaded.
7007 2017-03-06 Julia Koval <julia.koval@intel.com>
7009 PR target/79793
7010 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
7011 incoming stack boundary to 128 for 64-bit targets.
7013 2017-03-06 Richard Biener <rguenther@suse.de>
7015 PR tree-optimization/79894
7016 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
7017 to NULL after folding it.
7019 2017-03-06 Richard Biener <rguenther@suse.de>
7021 PR tree-optimization/79824
7022 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
7023 check disabling peeling for gaps.
7025 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
7027 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
7028 attributes): Document gettimeofday.
7030 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7032 * config/s390/s390.c (s390_option_override_internal): Set
7033 PARAM_MIN_VECT_LOOP_BOUND
7035 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7037 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
7038 * config/s390/s390.md: Likewise.
7040 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7042 PR target/79812
7043 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
7044 (<avx2_avx512>_perm<mode>): Rename to ...
7045 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
7046 of VI8F_256_512.
7047 (<avx512>_perm<mode>_mask): Rename to ...
7048 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
7049 of VI8F_256_512.
7050 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
7051 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
7052 instead of VI8F_256_512.
7053 (avx512f_perm<mode>): New define_expand.
7054 (avx512f_perm<mode>_mask): Likewise.
7055 (avx512f_perm<mode>_1<mask_name>): New define_insn.
7056 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
7058 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7060 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
7061 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
7062 if_then_else.
7063 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
7065 2017-03-06 Martin Liska <mliska@suse.cz>
7067 PR sanitize/79783
7068 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
7069 when having a SSA NAME w/o VAR_DECL assigned to it.
7071 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7073 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
7074 msa_dpsub_<su>_d): Fix MODE for vec_select.
7076 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7078 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
7079 argument.
7080 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
7082 2017-03-06 Richard Biener <rguenther@suse.de>
7084 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
7085 * plugin.c (register_plugin_info): Likewise.
7086 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
7088 2017-03-05 Jakub Jelinek <jakub@redhat.com>
7090 * config/i386/sse.md (sse_storehps, sse_storelps,
7091 avx_<castmode><avxsizesuffix>_<castmode>,
7092 avx512f_<castmode><avxsizesuffix>_<castmode>,
7093 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
7094 in condition that at least one operand is not a MEM.
7096 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7098 PR middle-end/79805
7099 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
7100 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
7101 ECF_NOTHROW.
7102 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
7103 gimple_call_nothrow_p flag based on whether original builtin can throw.
7104 If it can, emit following stmts on the fallthrough edge.
7105 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
7106 don't create new bb if inserting just debug stmts on the edge, try to
7107 insert them on the fallthru bb or just reset debug stmts.
7109 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
7111 PR target/43763
7112 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
7113 restore recog_data (including the operand rtxes inside it) around
7114 the call to get_insn_template.
7116 2017-03-03 Martin Sebor <msebor@redhat.com>
7118 PR tree-optimization/79699
7119 * context.c (context::~context): Free MPFR caches to avoid
7120 a memory leak on program exit.
7122 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7124 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
7125 Use wide_int::ulow () instead of .elt (0).
7127 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7129 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
7130 (*pushxf): Limit oF constraint to 32bit targets and add oC
7131 constraint for 64bit targets.
7132 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
7133 (*pushdf): Change rmF constraint to rmC.
7135 2017-03-03 Martin Liska <mliska@suse.cz>
7137 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
7138 Remove unused variable.
7140 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7142 PR target/79807
7143 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
7144 is a memory operand, increase num_memory.
7145 (ix86_expand_args_builtin): Likewise.
7147 2017-03-03 Jan Hubicka <jh@suse.cz>
7149 PR lto/79760
7150 * ipa-devirt.c (maybe_record_node): Properly handle
7151 __cxa_pure_virtual visibility.
7153 2017-03-03 Martin Liska <mliska@suse.cz>
7155 PR tree-optimization/79803
7156 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
7157 assert.
7158 (pass_loop_prefetch::execute): Disabled optimization if an
7159 assumption about L1 cache size is not met.
7161 2017-03-03 Martin Liska <mliska@suse.cz>
7163 PR rtl-optimization/79574
7164 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
7165 (hash_scan_set): Likewise.
7166 (dump_hash_table): Likewise.
7167 (hoist_code): Likewise.
7169 2017-03-03 Richard Biener <rguenther@suse.de>
7171 * fixed-value.c (fixed_from_string): Restore use of elt (1)
7172 in place of uhigh ().
7173 (fixed_convert_from_real): Likewise.
7175 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7177 PR target/79514
7178 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
7180 2017-03-03 Richard Biener <rguenther@suse.de>
7182 PR middle-end/79818
7183 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
7184 TYPE_OVERFLOW_UNDEFINED check.
7186 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7188 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
7189 numbers.
7190 (vector_ae_<mode>_p): Likewise.
7191 (vector_nez_<mode>_p): Likewise.
7192 (vector_ne_v2di_p): Likewise.
7193 (vector_ae_v2di_p): Likewise.
7194 (vector_ne_<mode>_p): Likewise.
7195 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
7196 numbers.
7197 (vsx_tsqrt<mode>2_fe): Likewise.
7199 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
7201 PR target/79514
7202 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
7204 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7206 PR rtl-optimization/79780
7207 * cprop.c (one_cprop_pass): When second and further conditional trap
7208 in a single basic block is turned into an unconditional trap, turn it
7209 into a deleted note to avoid RTL verification failures.
7211 2017-03-02 Richard Biener <rguenther@suse.de>
7213 * fold-const.c (const_binop): Use ulow () instead of elt (0).
7215 2017-03-02 Richard Biener <rguenther@suse.de>
7217 PR tree-optimization/79345
7218 PR c++/42000
7219 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
7220 param and abort the walk, returning -1 if it is hit.
7221 (walk_aliased_vdefs): Take a limit param and pass it on.
7222 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
7223 defaulting to 0 and return a signed int.
7224 * tree-ssa-uninit.c (struct check_defs_data): New struct.
7225 (check_defs): New helper.
7226 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
7227 about uninitialized memory.
7228 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
7229 bogus uninitialized warning.
7230 (fixed_convert_from_real): Likewise.
7232 2017-03-02 Bin Cheng <bin.cheng@arm.com>
7234 PR tree-optimization/66768
7235 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
7236 iv_use if base object can't be determined.
7238 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7240 PR tree-optimization/79345
7241 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
7242 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
7243 (get_pattern_stats): Initialize it.
7244 * genemit.c (gen_expand): Verify match_scratch numbers come after
7245 match_operand/match_dup numbers.
7246 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
7247 match_scratch numbers.
7248 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
7249 Likewise.
7250 * config/s390/s390.md (trunctdsd2): Likewise.
7252 2017-03-02 Richard Biener <rguenther@suse.de>
7254 * wide-int.h (wide_int_storage::operator=): Implement in terms
7255 of wi::copy.
7257 2017-03-02 Richard Biener <rguenther@suse.de>
7259 PR tree-optimization/79777
7260 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
7261 the to insert expression to sth existing.
7263 2017-03-01 Martin Sebor <msebor@redhat.com>
7265 PR middle-end/79692
7266 * gimple-ssa-sprintf.c
7267 (directive::known_width_and_precision): New function.
7268 (format_integer): Use it.
7269 (get_mpfr_format_length): Consider the full range of precision
7270 when computing %g output with the # flag. Set the likely byte
7271 count to 3 rather than 1 when precision is indeterminate.
7272 (format_floating): Correct the lower bound of precision.
7274 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7276 * doc/invoke.texi: Document default code model for 64-bit Linux.
7278 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7280 PR target/79752
7281 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
7282 udiv rather than div since input pattern is unsigned.
7284 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
7286 * config/i386/i386.c (print_reg): Warn for values of
7287 unsupported size in integer register.
7289 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7291 PR target/79439
7292 * config/rs6000/predicates.md (current_file_function_operand): Do
7293 not allow self calls to be local if the function is replaceable.
7295 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7297 PR target/79395
7298 * config/rs6000/altivec.h (vec_ctz and others): Change the
7299 preprocessor macro that controls conditional compilation from
7300 _ARCH_PWR9 to __POWER9_VECTOR__.
7301 (vec_all_ne): Change parameterization of __altivec_scalar_pred
7302 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
7303 control (instead of _ARCH_PWR9 control) so that template
7304 definition uses power9-specific function.
7305 (vec_any_eq): Likewise.
7306 (vec_all_ne): Change macro definition to use a power9-specific
7307 expansion under #ifdef __POWER9_VECTOR__ control (instead of
7308 _ARCH_PWR9 control).
7309 (vec_any_eq) Likewise.
7310 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
7311 expansion for CMPNEF to remove support for xvcmpnesp instruction.
7312 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
7313 support for xvcmpnedp instruction.
7314 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
7315 macro expansion so that Power9 implementation of vec_all_ne does
7316 not use the AltiVec predicate framework.
7317 (VCMPNEH_P): Likewise.
7318 (VCMPNEW_P): Likewise.
7319 (VCMPNED_P): Likewise.
7320 (VCMPNEFP_P): Likewise.
7321 (VCMPNEDP_P): Likewise.
7322 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
7323 implementation of vec_any_eq to not use AltiVec predicate
7324 framework.
7325 (VCMPAEH_P): Likewise.
7326 (VCMPAEW_P): Likewise.
7327 (VCMPAED_P): Likewise.
7328 (VCMPAEFP_P): Likewise.
7329 (VCMPAEDP_P): Likewise.
7330 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
7331 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
7332 not use the AltiVec predicate framework.
7333 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
7334 of vec_any_eq to not use AltiVec predicate framework.
7335 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
7336 support for predefined __POWER9_VECTOR__ macro to indicate that
7337 Power9 instruction selection is enabled.
7338 (altivec_overloaded_builtins): Remove extraneous
7339 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
7340 function argument types RS6000_BTI_bool_V16QI and
7341 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
7342 entry for overloaded function argument types RS6000_BTI_bool_V4SI
7343 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
7344 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
7345 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
7346 Power9 for implementations of vec_cmpne. Change the signature for
7347 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
7348 (representing vec_all_ne) to remove the previously described first
7349 argument of type RS6000_BTI_INTSI, as this was an artifact of
7350 reliance on the AltiVec predicate framework, which is no longer
7351 used in the implementation of these functions. Add
7352 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
7353 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
7354 since, unlike the AltiVec predicate framework implementation, we
7355 do not share function descriptors between vec_alle and vec_anyeq.
7356 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
7357 set of modes that receive special treatment even when
7358 TARGET_P9_VECTOR is true. The special treatment emits code that
7359 does not depend on Power9 instructions.
7360 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
7361 define_expand to not rely on AltiVec predicate framework.
7362 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7363 function.
7364 (vector_ne_v2di_p): Change this define_expand to not rely on
7365 AltiVec predicate framework.
7366 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
7367 function.
7368 (vector_ne_<mode>_p): Change this define_expand to not rely on
7369 AltiVec predicate framework.
7370 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7371 function.
7372 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
7373 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
7374 define_insn pattern.
7375 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
7376 define_insn pattern because the xvcmpne<VSs>. instruction is not
7377 supported.
7378 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
7379 instruction is not supported.
7381 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7383 * config/nvptx/nvptx.c: Include intl.h.
7385 2017-03-01 Martin Jambor <mjambor@suse.cz>
7387 PR lto/78140
7388 * ipa-prop.h (ipa_bits): Removed field known.
7389 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
7390 to pointers. Adjusted their comments to warn about their sharing.
7391 (ipcp_transformation_summary): Change bits to a vector of pointers.
7392 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
7393 (ipa_get_ipa_bits_for_value): Declare.
7394 * tree-vrp.h (value_range): Mark as GTY((for_user)).
7395 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
7396 (ipa_bits_hash_table): Likewise.
7397 (ipa_vr_ggc_hash_traits): Likewise.
7398 (ipa_vr_hash_table): Likewise.
7399 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
7400 being pointers and vr_known being removed.
7401 (ipa_set_jf_unknown): Likewise.
7402 (ipa_get_ipa_bits_for_value): New function.
7403 (ipa_set_jfunc_bits): Likewise.
7404 (ipa_get_value_range): New overloaded functions.
7405 (ipa_set_jfunc_vr): Likewise.
7406 (ipa_compute_jump_functions_for_edge): Use the above functions to
7407 construct bits and vr parts of jump functions.
7408 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
7409 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7410 exist.
7411 (ipcp_grow_transformations_if_necessary): Also allocate
7412 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7413 exist.
7414 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
7415 them. Fix too long lines.
7416 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
7417 vr_known being removed.
7418 (ipa_read_jump_function): Use new setter functions to construct bits
7419 and vr parts of jump functions or set them to NULL.
7420 (write_ipcp_transformation_info): Adjust for bits being pointers.
7421 (read_ipcp_transformation_info): Likewise.
7422 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
7423 space.
7424 Include gt-ipa-prop.h.
7425 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
7426 being pointers.
7427 (ipcp_store_bits_results): Likewise.
7428 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
7429 Do not write to existing jump functions but use a temporary instead.
7431 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7433 PR c++/79681
7434 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
7435 attempt to use its first operand as BIT_FIELD_REF base.
7437 2017-03-01 Richard Biener <rguenther@suse.de>
7439 PR middle-end/79721
7440 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
7441 interpolating formula in wrapping arithmetic.
7442 (chrec_apply): Convert chrec_evaluate return value to wanted type.
7444 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7446 PR tree-optimization/79734
7447 * tree-vect-generic.c (expand_vector_condition): Optimize
7448 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
7449 Handle VEC_COND_EXPR where comparison has different inner width from
7450 type's inner width.
7452 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
7454 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
7455 markup, and similar issues. Remove @opindex entries for things
7456 that aren't options. Add missing -mmpy-option entries.
7458 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7460 PR tree-optimization/79737
7461 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
7462 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
7463 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
7464 instead of byte_size. Formatting fix.
7465 (shift_bytes_in_array_right): Formatting fix.
7467 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
7469 PR target/79749
7470 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
7471 condition on optimize for the leaf function test.
7473 2017-02-28 Martin Liska <mliska@suse.cz>
7475 PR lto/79625
7476 * read-rtl-function.c (function_reader::handle_unknown_directive):
7477 Bail out when one uses -flto.
7479 2017-02-28 Martin Liska <mliska@suse.cz>
7481 * common.opt: Replace space with tabular for options of <number>
7482 type.
7483 * config/i386/i386.opt: Show <number> value for
7484 -mlarge-data-threshold.
7485 * opts.c (print_filtered_help): Do not display number in hexadecimal
7486 format.
7488 2017-02-28 Martin Liska <mliska@suse.cz>
7490 * common.opt: Fix --help=option -Q for options which are of
7491 an enum type.
7493 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
7495 * config/i386/i386.c (print_reg): Error out for values
7496 of 8-bit size in invalid integer register.
7498 2017-02-28 Martin Sebor <msebor@redhat.com>
7500 PR tree-optimization/79691
7501 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
7503 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7505 PR target/79729
7506 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
7507 gcc_unreachable with output_operand_lossage.
7509 2017-02-28 Richard Biener <rguenther@suse.de>
7511 PR tree-optimization/79740
7512 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
7513 inserts.
7514 (visit_nary_op): Insert the nary into the hashtable if we
7515 pattern-matched sth.
7516 * tree-ssa-pre.c (eliminate_insert): Robustify.
7518 2017-02-28 Richard Biener <rguenther@suse.de>
7520 PR middle-end/79731
7521 * fold-const.c (decode_field_reference): Reject out-of-bound
7522 accesses.
7524 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7526 * config/i386/i386.c: Include intl.h.
7527 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
7528 instead of just cond ? "..." : "...".
7529 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
7530 * coverage.c (read_counts_file): Likewise.
7531 * omp-offload.c: Include intl.h.
7532 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
7533 of just cond ? "..." : "...".
7534 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
7535 of just cond ? "..." : "...".
7537 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
7539 PR target/79742
7540 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
7541 entry, if present.
7542 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
7543 'tune for' CPU name.
7544 * config/arm/arm-cpu-data.h: Regenerated.
7546 2017-02-28 Richard Biener <rguenther@suse.de>
7548 PR tree-optimization/79732
7549 * tree-inline.c (expand_call_inline): Do not shadow var.
7551 2017-02-28 Richard Biener <rguenther@suse.de>
7553 PR tree-optimization/79723
7554 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
7555 address-space properly.
7557 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
7559 * doc/optinfo.texi (Optimization groups): Fix option used for
7560 OPTGROUP_ALL.
7561 * doc/invoke.texi (-fopt-info): Document "omp".
7562 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
7563 (OPTGROUP_ALL): Add OPTGROUP_OMP.
7564 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
7565 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
7566 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
7568 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
7569 all users.
7570 * dumpfile.c (optgroup_options): Instead of "openmp", associate
7571 OPTGROUP_OMP with "omp".
7573 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
7575 PR target/79544
7576 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
7577 for arithmetic shift of unsigned V2DI.
7579 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
7581 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
7582 arc/linux.h headers.
7583 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
7584 (LINK_SPEC): Likewise.
7585 (ARC_TLS_EXTRA_START_SPEC): Likewise.
7586 (EXTRA_SPECS): Likewise.
7587 (STARTFILE_SPEC): Likewise.
7588 (ENDFILE_SPEC): Likewise.
7589 (LIB_SPEC): Likewise.
7590 (TARGET_SDATA_DEFAULT): Likewise.
7591 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
7592 (MULTILIB_DEFAULTS): Likewise.
7593 (DWARF2_UNWIND_INFO): Likewise.
7594 * config/arc/big.h: New file.
7595 * config/arc/elf.h: Likewise.
7596 * config/arc/linux.h: Likewise.
7597 * config/arc/t-uClibc: Remove.
7599 2017-02-27 Bin Cheng <bin.cheng@arm.com>
7601 PR tree-optimization/77536
7602 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
7603 (tree_transform_and_unroll_loop): Use above function to compute the
7604 estimated niter of unrolled loop and use it when scaling profile.
7605 Also use count info rather than frequency if it's non-zero.
7606 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
7607 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
7608 (vect_transform_loop): Call above function.
7610 2017-02-27 Richard Biener <rguenther@suse.de>
7612 PR tree-optimization/45397
7613 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
7614 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
7615 (visit_nary_op): Add pattern matching for CSEing sign-changed
7616 or truncated operations with wider ones.
7618 2017-02-27 Richard Biener <rguenther@suse.de>
7620 PR tree-optimization/79690
7621 * tree-vect-stmts.c (vectorizable_store): Use vector type
7622 built from the DR with address-space.
7624 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
7626 * doc/invoke.texi (Optimize Options): Refine the description
7627 of asan-use-after-return.
7629 2017-02-25 Alan Modra <amodra@gmail.com>
7631 PR rtl-optimization/79584
7632 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
7633 base, not ad->base_term, the reg within base. Remove assertion
7634 that ad->base == ad->base_term. Replace gen_int_mode using
7635 bogus mode with const0_rtx.
7637 2017-02-25 Jakub Jelinek <jakub@redhat.com>
7639 PR middle-end/79396
7640 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
7641 FMA_EXPR like tcc_binary or tcc_unary.
7643 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
7645 PR debug/77589
7646 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
7647 bitfield.
7648 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
7649 (output_loc_operands): Handle DW_OP_call_ref and
7650 DW_OP_GNU_variable_value.
7651 (struct variable_value_struct): New type.
7652 (struct variable_value_hasher): Likewise.
7653 (variable_value_hash): New variable.
7654 (string_types): Remove.
7655 (copy_loc_descr): New function.
7656 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
7657 (prepend_loc_descr_to_each): New function.
7658 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
7659 instead of add_loc_descr_to_each if the first argument is single
7660 location list and the second has multiple.
7661 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
7662 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
7663 when looking for variable value which doesn't have other location info.
7664 (loc_list_from_tree): Formatting fix.
7665 (gen_array_type_die): Simplify DW_AT_string_length handling.
7666 (adjust_string_types): Remove.
7667 (gen_subprogram_die): Don't call adjust_string_types nor test/set
7668 string_types. Call resolve_variable_values.
7669 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
7670 (resolve_addr_in_expr): Likewise. Add A argument.
7671 (copy_deref_exprloc): Remove deref argument. Adjust for the
7672 original expression being DW_OP_GNU_variable_value with optionally
7673 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
7674 optionally after it.
7675 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
7676 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
7677 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
7678 (variable_value_hasher::hash, variable_value_hasher::equal): New
7679 methods.
7680 (resolve_variable_value_in_expr, resolve_variable_value,
7681 resolve_variable_values, note_variable_value_in_expr,
7682 note_variable_value): New functions.
7683 (dwarf2out_early_finish): Call note_variable_value on all toplevel
7684 DIEs.
7686 2017-02-24 Jakub Jelinek <jakub@redhat.com>
7688 PR c/79677
7689 * opts.h (handle_generated_option): Add GENERATED_P argument.
7690 * opts-common.c (handle_option): Adjust function comment.
7691 (handle_generated_option): Add GENERATED_P argument, pass it to
7692 handle_option.
7693 (control_warning_option): Pass false to handle_generated_option
7694 GENERATED_P.
7695 * opts.c (maybe_default_option): Pass true to handle_generated_option
7696 GENERATED_P.
7697 * optc-gen.awk: Likewise.
7699 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7701 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
7702 a REG, look at the REG it is a SUBREG of.
7703 (splitter for cmpeqsi_t): Ditto.
7705 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7707 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
7708 the special USEs with the pattern of the insn, not the insn itself.
7710 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
7712 PR target/79473
7713 * doc/invoke.texi: Document -mload-store-pairs.
7715 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7716 Sandra Loosemore <sandra@codesourcery.com>
7718 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
7719 argument isn't a CONST_INT.
7720 (nios2_alternate_compare_const): Assert op is a CONST_INT.
7721 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
7722 (nios2_validate_compare): Bypass alternate compare logic if *op2
7723 is not a CONST_INT.
7724 (ldstwm_operation_p): Return false if first_base is not a REG or
7725 if first_offset is not a CONST_INT.
7727 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7729 * config/cris/cris.md: Use correct operand in a define_peephole2.
7731 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7733 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
7735 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7737 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
7738 this_insn if it is an INSN or JUMP_INSN.
7739 (force_offsettable): Look at base, not at addr.
7740 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
7741 on things that aren't necessarily CONST_INTs.
7743 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
7745 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
7746 -mfpmath=sse is the default also for x86-32 targets with SSE2
7747 instruction set when @option{-ffast-math} is enabled
7749 2017-02-24 Jeff Law <law@redhat.com>
7751 PR rtl-optimizatoin/79286
7752 * ira.c (update_equiv_regs): Drop may_trap_p exception to
7753 dominance test.
7755 2017-02-24 Richard Biener <rguenther@suse.de>
7757 PR tree-optimization/79389
7758 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
7759 debug insns.
7761 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
7763 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
7764 function comment to reflect reality.
7765 (loop_exits_before_overflow): Fix typo in function description.
7767 2017-02-24 Richard Biener <rguenther@suse.de>
7769 PR tree-optimization/79389
7770 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
7771 properly that a threading opportunity exists. Detect conditional
7772 copy/constant propagation opportunities.
7774 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
7776 * config/visium/visium.md (type): Add trap.
7777 (b): New mode attribute.
7778 (*btst): Rename into...
7779 (*btst<mode>): ...this and adjust.
7780 (*cbranchsi4_btst_insn): Rename into...
7781 (*cbranch<mode>4_btst_insn): ...this and adjust.
7782 (trap): New define_insn.
7784 2017-02-23 Jakub Jelinek <jakub@redhat.com>
7786 PR tree-optimization/79389
7787 * ifcvt.c (struct noce_if_info): Add rev_cond field.
7788 (noce_reversed_cond_code): New function.
7789 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
7790 reversed_comparison_code. Formatting fix.
7791 (noce_try_store_flag): Test rev_cond != NULL in addition to
7792 reversed_comparison_code.
7793 (noce_try_store_flag_constants): Likewise.
7794 (noce_try_store_flag_mask): Likewise.
7795 (noce_try_addcc): Use rev_cond if non-NULL instead of
7796 reversed_comparison_code.
7797 (noce_try_cmove_arith): Likewise. Formatting fixes.
7798 (noce_try_minmax, noce_try_abs): Clear rev_cond.
7799 (noce_find_if_block): Initialize rev_cond.
7800 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
7801 instead of false as last argument never attempt to reverse it
7802 afterwards.
7804 2017-02-23 Bin Cheng <bin.cheng@arm.com>
7806 PR tree-optimization/79663
7807 * tree-predcom.c (combine_chains): Process refs in reverse order
7808 only for ZERO length chains, and add explaining comment.
7810 2017-02-23 Jeff Law <law@redhat.com>
7812 PR tree-optimization/79578
7813 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
7814 in call to operand_equal_p.
7816 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
7818 PR target/71017
7819 * config/i386/cpuid.h: Fix another undefined behavior.
7821 2017-02-23 Richard Biener <rguenther@suse.de>
7823 PR tree-optimization/79683
7824 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
7825 vector types for data-refs.
7827 2017-02-23 Martin Liska <mliska@suse.cz>
7829 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
7831 2017-02-23 Jakub Jelinek <jakub@redhat.com>
7833 PR middle-end/79665
7834 * internal-fn.c (get_range_pos_neg): Moved to ...
7835 * tree.c (get_range_pos_neg): ... here. No longer static.
7836 * tree.h (get_range_pos_neg): New prototype.
7837 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
7838 are known to be in between 0 and signed maximum inclusive, try to
7839 expand both unsigned and signed divmod and use the cheaper one from
7840 those.
7842 2017-02-22 Jeff Law <law@redhat.com>
7844 PR tree-optimization/79578
7845 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
7846 to compare base operands.
7848 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
7850 PR target/79211
7851 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
7852 gpc_reg_operand instead of fpr_reg_operand.
7854 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
7856 * config/mips/mips.c (mips_return_in_memory): Force FP
7857 vector types to be returned in memory for o32 ABI.
7859 2017-02-22 Jakub Jelinek <jakub@redhat.com>
7861 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
7862 instead of DW_TAG_member for static data member declarations and don't
7863 set no_linkage_name for static inline data members.
7864 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
7865 to DW_TAG_member.
7867 2017-02-22 Martin Liska <mliska@suse.cz>
7869 * doc/invoke.texi: Replace inequality signs with square brackets
7870 for -Wnormalized.
7872 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7874 PR tree-optimization/68644
7875 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
7877 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
7879 PR target/78660
7880 * lra-constraints.c (simplify_operand_subreg): Handle
7881 WORD_REGISTER_OPERATIONS targets.
7883 2017-02-22 Jakub Jelinek <jakub@redhat.com>
7885 PR target/70465
7886 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
7887 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
7888 elimination by swapping fld*.
7890 2017-02-22 Richard Biener <rguenther@suse.de>
7892 PR tree-optimization/79673
7893 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
7894 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
7895 irrelevant address-space qualifiers and avoiding a
7896 ADDR_SPACE_CONVERT_EXPR from fold_convert.
7898 2017-02-22 Richard Biener <rguenther@suse.de>
7900 PR tree-optimization/79666
7901 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
7902 to not symbolically negate if that may introduce undefined
7903 overflow.
7905 2017-02-22 Martin Liska <mliska@suse.cz>
7907 PR lto/79587
7908 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
7909 * data-streamer-out.c (streamer_write_gcov_count_stream):
7910 Likewise.
7911 * value-prof.c (stream_out_histogram_value): Make assert more
7912 precise based on type of counter.
7914 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
7916 PR target/79593
7917 * config/i386/i386.md (standard_x87sse_constant_load splitter):
7918 Use nonimmediate_operand instead of memory_operand for operand 1.
7919 (float-extend standard_x87sse_constant_load splitter): Ditto.
7921 2017-02-21 Jeff Law <law@redhat.com>
7923 PR tree-optimization/79621
7924 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
7925 blocks with edges to themselves.
7927 2017-02-21 Jakub Jelinek <jakub@redhat.com>
7929 PR target/79633
7930 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
7931 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
7932 Use gimple_call_builtin_p.
7934 PR target/79570
7935 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
7936 on temporarily removed DEBUG_INSNs.
7938 PR tree-optimization/79649
7939 * tree-loop-distribution.c (classify_partition): Give up on
7940 non-generic address space loads/stores.
7942 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
7944 * doc/loop.texi (Loop manipulation): Remove nonexistent
7945 tree_ssa_loop_version from the documentation.
7946 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
7948 2017-02-21 Jakub Jelinek <jakub@redhat.com>
7950 PR target/79494
7951 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
7952 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
7953 * config/rs6000/rs6000.c: Include except.h.
7954 (rs6000_expand_split_stack_prologue): Call
7955 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
7957 2017-02-21 Martin Jambor <mjambor@suse.cz>
7959 PR lto/79579
7960 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
7961 have been analyzed.
7963 2017-02-21 Martin Jambor <mjambor@suse.cz>
7965 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
7966 for backward compatibility only.
7967 * doc/invoke.texi (Option Summary): Remove all references to
7968 -fipa-cp-alignment.
7970 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
7972 PR target/78660
7973 Revert:
7974 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
7976 * lra-constraints.c (curr_insn_transform): Handle
7977 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
7979 2017-02-21 Martin Liska <mliska@suse.cz>
7981 * config/i386/i386.opt: Replace -masm-dialect with -masm.
7983 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
7985 PR translation/79638
7986 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
7988 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
7990 PR ada/67205
7991 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
7992 (arm_function_ok_for_sibcall): Return false for an indirect call by
7993 descriptor if all the argument registers are used.
7994 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
7995 alignment of the function.
7997 2017-02-21 Jakub Jelinek <jakub@redhat.com>
7999 PR tree-optimization/61441
8000 * simplify-rtx.c (simplify_const_unary_operation): For
8001 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
8002 the sNaN unmodified.
8004 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8006 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
8007 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
8008 instead of SYSTEM_HEADER_DIR.
8010 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
8011 Martin Liška <mliska@suse.cz>
8013 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
8014 Fix typos and grammar, use active voice, and clarify.
8016 2017-02-20 Marek Polacek <polacek@redhat.com>
8018 PR middle-end/79537
8019 * gimplify.c (gimplify_expr): Handle unused *&&L;.
8021 PR sanitizer/79558
8022 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
8024 2017-02-20 Jakub Jelinek <jakub@redhat.com>
8026 PR target/79568
8027 * config/i386/i386.c (ix86_expand_builtin): Handle
8028 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
8029 ix86_builtins_isa[fcode].isa as a requirement of those
8030 flags and any other flag in the bitmask.
8031 (ix86_init_mmx_sse_builtins): Use 0 instead of
8032 ~OPTION_MASK_ISA_64BIT as mask.
8033 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
8034 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
8035 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
8036 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
8038 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8040 PR target/78012
8041 * lra-constraints.c (split_reg): Check requested split mode
8042 is supported by the register.
8044 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8046 * lra-constraints.c (simplify_operand_subreg): Remove early
8047 return false.
8049 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8051 PR target/78660
8052 * lra-constraints.c (curr_insn_transform): Tighten condition
8053 for converting SUBREG reloads from OP_OUT to OP_INOUT.
8055 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8057 PR target/78660
8058 * lra-constraints.c (curr_insn_transform): Handle
8059 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8061 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
8063 Revert:
8064 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8066 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8068 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
8070 PR c++/69523
8071 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
8072 description.
8074 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8076 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
8077 for FMA_EXPR.
8079 2017-02-18 Jakub Jelinek <jakub@redhat.com>
8081 * final.c (last_columnnum, override_columnnum): New variables.
8082 (final_start_function): Set last_columnnum, pass it to begin_prologue
8083 hook and pass 0 to dwarf2out_begin_prologue.
8084 (final_scan_insn): Update override_columnnum. Pass last_columnnum
8085 to source_line debug hook.
8086 (notice_source_line): Compute last_columnnum and for debug_column_info
8087 return true on column changes.
8088 * debug.h (struct gcc_debug_hooks): Add column argument to
8089 source_line and begin_prologue hooks.
8090 (debug_nothing_int_charstar_int_bool): Remove prototype.
8091 (debug_nothing_int_int_charstar,
8092 debug_nothing_int_int_charstar_int_bool): New prototypes.
8093 (dwarf2out_begin_prologue): Add column argument.
8094 * debug.c (do_nothing_debug_hooks): Adjust source_line and
8095 begin_prologue hooks.
8096 (debug_nothing_int_charstar_int_bool): Remove.
8097 (debug_nothing_int_int_charstar,
8098 debug_nothing_int_int_charstar_int_bool): New functions.
8099 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
8100 through to dwarf2out_source_line.
8101 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
8102 (dwarf2out_source_line): Add column argument, emit it if requested.
8103 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
8104 arguments.
8105 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8106 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8107 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
8108 through to dwarf2out_begin_prologue.
8109 (vmsdbgout_source_line): Add column argument, pass it through to
8110 dwarf2out_source_line.
8111 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
8112 dbxout_source_line caller.
8113 (dbxout_source_line): Add column argument.
8115 * common.opt (gno-column-info, gcolumn-info): New options.
8116 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
8117 (check_die): Also test for multiple DW_AT_decl_column attributes.
8118 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
8119 DW_AT_decl_column if requested.
8120 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
8121 if requested.
8122 (gen_variable_die): Likewise.
8123 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
8124 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
8126 PR target/79569
8127 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
8128 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
8129 (ix86_handle_option): Handle OPT_m3dnowa.
8130 * doc/invoke.texi (-m3dnowa): Document.
8131 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
8132 -m3dnowa instead of -m3dnow -march=athlon.
8134 PR target/79559
8135 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
8136 instead of gcc_assert for K, r and R code checks. Formatting fixes.
8138 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8140 PR target/79261
8141 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
8142 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
8143 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
8144 generator for vsx_xxpermdi_<mode>_be.
8145 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
8146 force big-endian semantics.
8147 (vsx_xxpermdi_<mode>_be): New define_expand with same
8148 implementation as previous version of vsx_xxpermdi_<mode>.
8150 2017-02-17 Jakub Jelinek <jakub@redhat.com>
8152 PR tree-optimization/79327
8153 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
8154 variable, its initialization and use.
8156 2017-02-17 Julia Koval <julia.koval@intel.com>
8158 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
8159 (OPTION_MASK_ISA_PKU_UNSET): New.
8160 (ix86_handle_option): Handle -mrdpid.
8161 * config/i386/cpuid.h (bit_RDPID): New.
8162 * config/i386/driver-i386.c (host_detect_local_cpu):
8163 Detect RDPID feature.
8164 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
8165 * config/i386/i386-c.c (ix86_target_macros_internal):
8166 Handle RDPID flag.
8167 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
8168 (ix86_valid_target_attribute_inner_p): Add "rdpid".
8169 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
8170 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
8171 * config/i386/i386.md (define_insn "rdpid"): New.
8172 * config/i386/i386.opt Add -mrdpid.
8173 * config/i386/immintrin.h (_rdpid_u32): New.
8175 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
8177 PR rtl-optimization/79541
8178 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
8179 instead of transforming it into USE.
8181 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
8183 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
8184 If HONOR_SNANS (SFmode) force the input to a register.
8185 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
8186 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
8187 an frsp or similar insn.
8189 2017-02-17 Martin Liska <mliska@suse.cz>
8191 PR rtl-optimization/79577
8192 * params.def (selsched-max-sched-times): Increase minimum to 1.
8194 2017-02-17 Martin Liska <mliska@suse.cz>
8196 PR rtl-optimization/79574
8197 * gcse.c (want_to_gcse_p): Prevent integer overflow.
8199 2017-02-17 Martin Liska <mliska@suse.cz>
8201 PR tree-optimization/79529
8202 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
8203 ssa_defined_default_def_p to handle cases which are implicitly
8204 defined.
8205 * tree-ssa.c (ssa_defined_default_def_p): New function.
8206 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
8207 which are implicitly defined.
8208 * tree-ssa.h (ssa_defined_default_def_p): Declare.
8210 2017-02-17 Richard Biener <rguenther@suse.de>
8212 PR middle-end/79576
8213 * params.def (max-ssa-name-query-depth): Limit to 10.
8215 2017-02-17 Richard Biener <rguenther@suse.de>
8217 PR tree-optimization/79552
8218 * tree-ssa-structalias.c (visit_loadstore): Properly verify
8219 default defs.
8221 2017-02-17 Richard Biener <rguenther@suse.de>
8223 PR bootstrap/79567
8224 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
8226 2017-02-17 Marek Polacek <polacek@redhat.com>
8228 PR middle-end/79536
8229 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
8230 (fold_negate_expr): New wrapper.
8232 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
8234 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
8235 Correct terminology and de-emphasize pre-standard behavior.
8237 2017-02-16 Alan Modra <amodra@gmail.com>
8239 PR rtl-optimization/79286
8240 * ira.c (def_dominates_uses): New function.
8241 (update_equiv_regs): Don't create an equivalence for insns that
8242 may trap where the register def does not dominate the use.
8244 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
8246 PR rtl-optimization/78127
8247 * lra.c (lra): Call lra_eliminate before finish the loop after
8248 lra_constraint.
8250 2017-02-16 Richard Biener <rguenther@suse.de>
8252 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
8253 isl/isl_val.h.
8254 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
8255 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
8256 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
8257 (isl_val_int_from_wi): New function.
8258 (extract_affine_gmp): Rename to ...
8259 (extract_affine_wi): ... this, take a widest_int.
8260 (extract_affine_int): Just wrap extract_affine_wi.
8261 (add_param_constraints): Use isl_val_int_from_wi.
8262 (add_loop_constraints): Likewise, and extract_affine_wi.
8264 2017-02-15 Jeff Law <law@redhat.com>
8266 PR middle-end/79521
8267 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
8268 ira_init_register_move_cost_if_necessary.
8270 2017-02-15 Martin Sebor <msebor@redhat.com>
8272 PR middle-end/32003
8273 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
8274 removed in a prior commit.
8276 2017-02-15 Bin Cheng <bin.cheng@arm.com>
8278 PR tree-optimization/79347
8279 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
8280 counters during peeling.
8282 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
8284 * Makefile.in (site.exp): Remove "set ISLVER".
8286 2017-02-15 Jakub Jelinek <jakub@redhat.com>
8288 PR target/79487
8289 * real.c (real_from_integer): Call real_convert even for decimal.
8291 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8293 PR target/79421
8294 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8296 2017-02-14 Andrew Pinski <apinski@cavium.com>
8298 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
8299 cores and change the partno/implementer to be correct.
8300 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
8301 the 'B" as the implementer.
8302 * config/aarch64/aarch64-tune.md: Regenerate.
8304 2017-02-14 Carl Love <cel@us.ibm.com>
8306 * config/rs6000/rs6000.c: Add case statement entry to make the
8307 xvcvuxdsp built-in argument unsigned.
8308 * config/rs6000/vsx.md: Fix the source and return operand types so they
8309 match the instruction definitions from the ISA document. Fix typo
8310 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
8311 statement.
8313 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
8315 PR target/79282
8316 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
8317 member early_clobber_alts.
8318 * lra-lives.c (reg_early_clobber_p): New.
8319 (process_bb_lives): Use it.
8320 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
8321 (debug_operand_data): Initialize early_clobber_alts.
8322 (setup_operand_alternative): Set up early_clobber_alts.
8323 (collect_non_operand_hard_regs): Ditto. Pass early clobber
8324 alternatives to new_insn_reg.
8325 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
8326 it.
8327 (lra_update_insn_regno_info): Pass the new arg.
8329 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8331 PR middle-end/79505
8332 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
8333 (new_oacc_loop_raw): Don't clear already cleared fields.
8335 PR target/79481
8336 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
8337 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
8338 _mm512_prefetch_i64gather_ps): New inline functions and macros.
8340 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
8342 PR target/79495
8343 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
8345 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
8347 PR target/79498
8348 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
8349 the extra instruction to the right place to store 128-bit constant
8350 when needed.
8352 2017-02-14 Martin Sebor <msebor@redhat.com>
8354 PR middle-end/79448
8355 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
8356 warning for strings of unknown length.
8358 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
8360 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
8362 2017-02-14 Jeff Law <law@redhat.com>
8364 PR target/79404
8365 * ira-costs.c (scan_one_insn): Initialize register move costs
8366 for pseudos seen in USE/CLOBBER insns.
8368 PR tree-optimization/79095
8369 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
8370 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
8371 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
8372 if the operands are known to be not equal, then the resulting range
8373 is ~[0,0].
8374 (intersect_ranges): If the new range is ~[0,0] and the old range is
8375 wide, then prefer ~[0,0].
8376 * tree-vrp.c (overflow_comparison_p_1): New function.
8377 (overflow_comparison_p): New function.
8378 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
8379 if NAME is used in an overflow test.
8380 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
8381 overflow check that can be expressed as an equality test, then adjust
8382 ops to be that equality test.
8384 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8386 * config/s390/s390-builtin-types.def: Remove flags argument.
8387 * config/s390/s390.c (s390_init_builtins): Likewise.
8389 2017-02-14 Martin Liska <mliska@suse.cz>
8391 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
8392 vector. Fix trailing white spaces.
8394 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
8396 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
8397 HFmode.
8399 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8401 PR rtl-optimization/68664
8402 * config/arm/arm.c (arm_sched_can_speculate_insn):
8403 New function. Declare prototype.
8404 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8406 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8408 PR rtl-optimization/68664
8409 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
8410 New function.
8411 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8413 2017-02-14 Amit Pawar <amit.pawar@amd.com>
8415 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
8416 max skip bytes for function, loop and jump.
8418 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8420 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
8421 ABS_EXPR for gimple dump.
8423 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8425 PR target/79462
8426 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
8428 PR tree-optimization/79408
8429 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
8430 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
8431 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
8432 also if rhs1 is INTEGER_CST.
8434 2017-02-14 Richard Biener <rguenther@suse.de>
8436 PR middle-end/79432
8437 * tree-into-ssa.c (insert_phi_nodes): When the function can
8438 have abnormal edges rewrite SSA names with broken use-def
8439 dominance out of SSA and register them for PHI insertion.
8441 2017-02-13 Martin Sebor <msebor@redhat.com>
8443 PR middle-end/79496
8444 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
8445 clearing info.nowrite flag when snprintf size argument is a range.
8447 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8449 * cprop.c (cprop_jump): Add missing space in string literal.
8450 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
8451 (get_constraint_for_component_ref): Likewise.
8452 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
8453 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
8454 * lra-constraints.c (process_alt_operands): Likewise.
8455 * ipa-inline.c (inline_small_functions): Likewise.
8456 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
8457 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
8458 * trans-mem.c (diagnose_tm_1_op): Likewise.
8459 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
8460 (grid_parallel_clauses_gridifiable): Likewise.
8462 * config/nvptx/mkoffload.c (process): Add space in between
8463 , and %d.
8465 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
8466 "MOD4_SSE_REGS" and "ALL_REGS".
8468 * spellcheck.c (test_data): Add , in between "foo" and "food".
8470 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8472 PR target/79449
8473 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
8474 boundary crossing check and subsequent code generation agree.
8476 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8478 * config/aarch64/aarch64.c (has_memory_op): Delete.
8479 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
8480 has_memory_op.
8482 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8484 PR rtl-optimization/79388
8485 PR rtl-optimization/79450
8486 * combine.c (distribute_notes): When removing TEM_INSN for which
8487 corresponding dest has last value recorded, invalidate that last
8488 value.
8490 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8492 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
8493 of explicit '@'. Add missing assembly comment marker on branch costs
8494 printout.
8496 2017-02-13 Nathan Sidwell <nathan@acm.org>
8498 * gengtype-lex.l (<in_struct>): Add '/'.
8500 2017-02-13 Martin Liska <mliska@suse.cz>
8502 PR c/79471
8503 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
8505 2017-02-13 Richard Biener <rguenther@suse.de>
8507 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
8508 Remove.
8509 * configure: Re-generate.
8510 * config.in: Likewise.
8511 * graphite-dependences.c: Simplify as if
8512 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
8513 * graphite-isl-ast-to-gimple.c: Likewise.
8514 * graphite-optimize-isl.c: Likewise.
8515 * graphite-poly.c: Likewise.
8516 * graphite-sese-to-poly.c: Likewise.
8517 * graphite.h: Likewise.
8518 * toplev.c: Include isl/version.h and use isl_version () for
8519 printing the ISL version.
8520 * doc/install.texi: Update ISL requirement.
8522 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8524 * doc/standards.texi (Standards): Update reference to
8525 Objective-C 2.0.
8527 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8529 * doc/extend.texi (Named Address Spaces): sourceware.org now
8530 defaults to https.
8531 * doc/install.texi (Binaries): Ditto.
8532 (Specific): Ditto.
8534 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8536 * doc/cpp.texi: Replace "stringify"/"stringification" with C
8537 standard terminology "stringize"/"stringizing" throughout.
8538 * doc/cppinternals.texi: Likewise.
8540 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8542 * doc/extend.texi: Fix some spelling mistakes and typos.
8543 * doc/invoke.texi: Likewise.
8545 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8547 PR ipa/79224
8548 * params.def (inline-min-speedup) Change from 10 to 8.
8550 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8552 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
8553 4.5.
8555 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8557 PR ipa/79224
8558 * ipa-inline-analysis.c (get_minimal_bb): New function.
8559 (record_modified): Use it.
8560 (remap_edge_change_prob): Handle also ancestor functions.
8562 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
8564 * doc/contrib.texi (Contributors): Remove broken link into
8565 the Mauve CVS repository.
8567 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8569 PR middle-end/79454
8570 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
8571 result computation whenever lhs doesn't have vector mode, not
8572 just when it has BLKmode.
8574 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8576 * doc/makefile.texi (profiledbootstrap): Refer to the
8577 installation instructions only in textual form.
8579 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8581 PR target/79295
8582 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
8584 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8586 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
8587 (Specific): Update mingw-w64 reference.
8588 (Binaries): Ditto.
8589 (Specific): Remove broken link to Renesas RX processor.
8591 2017-02-10 Richard Biener <rguenther@suse.de>
8593 * toplev.c (process_options): Do not mention obsolete graphite
8594 options when printing sorry message about missing graphite support.
8595 Mention -floop-nest-optimize.
8597 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
8599 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
8600 (vtst_p16): Likewise.
8601 (vtstq_p8): Likewise.
8602 (vtstq_p16): Likewise.
8603 (vtst_p64): New.
8604 (vtstq_p64): Likewise.
8605 * config/arm/arm_neon.h (vgetq_lane_p64): New.
8606 (vset_lane_p64): New.
8607 (vsetq_lane_p64): New.
8609 2017-02-10 Jakub Jelinek <jakub@redhat.com>
8611 PR tree-optimization/79411
8612 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
8613 stmt operands are SSA_NAMEs used in abnormal phis.
8614 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
8615 phis.
8617 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8619 PR ipa/70795
8620 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
8621 flag if needed.
8623 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8625 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
8627 2017-02-09 Jakub Jelinek <jakub@redhat.com>
8629 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
8630 to avoid warning.
8632 PR c/79413
8633 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
8634 not arbitrary TREE_CONSTANT.
8636 PR c/79431
8637 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
8638 "omp declare target link" attribute unless is_global_var.
8639 * omp-offload.c (find_link_var_op): Likewise.
8641 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
8642 Chung-Lin Tang <cltang@codesourcery.com>
8644 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
8645 OMP_CLAUSE_TILE.
8646 (gimplify_adjust_omp_clauses): Don't delete TILE.
8647 (gimplify_omp_for): Deal with TILE.
8648 * internal-fn.c (expand_GOACC_TILE): New function.
8649 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
8650 (GOACC_TILE): New.
8651 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
8652 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
8653 element fields.
8654 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
8655 avoid DIV for outermost collapse var.
8656 (expand_oacc_for): Insert tile element loop as needed. Adjust.
8657 Remove out of date comments, fix whitespace.
8658 * omp-general.c (omp_extract_for_data): Deal with tiling.
8659 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
8660 adjust OLF_DIM_BASE value.
8661 (struct omp_for_data): Add tiling field.
8662 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
8663 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
8664 for auto loops. Remove default auto determining, moved to
8665 oacc_loop_fixed_partitions.
8666 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
8667 stmts, add e_mask field.
8668 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
8669 (oacc_thread_numbers): Use oacc_dim_call.
8670 (oacc_xform_tile): New.
8671 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
8672 (finish_oacc_loop): Adjust for ifns vector.
8673 (oacc_loop_discover_walk): Append loop abstraction sites to list,
8674 add case for GOACC_TILE fns.
8675 (oacc_loop_xform_loop): Delete.
8676 (oacc_loop_process): Iterate over call list directly, and add
8677 handling for GOACC_TILE fns.
8678 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
8679 dump partitioning.
8680 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
8681 vector partitioning to outer loops. Assign 2 partitions to loops
8682 when available. Add TILE handling.
8683 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
8684 (execite_oacc_device_lower): Process GOACC_TILE fns,
8685 ignore unknown specs.
8686 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
8687 * tree.c (omp_clause_num_ops): Adjust TILE ops.
8688 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
8690 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
8692 * configure.ac (ACX_BUGURL): Update.
8693 * configure: Regenerate.
8695 2017-02-09 Richard Biener <rguenther@suse.de>
8697 PR tree-optimization/69823
8698 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
8699 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
8701 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8703 * config/arc/arc-c.def: Add __NPS400__ definition.
8704 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
8705 (TARGET_NPS400): Define.
8707 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8709 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
8710 file.
8711 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
8712 pointer, arch_info.
8713 (arc_cpu_types): Fill the arch_info field with a pointer into the
8714 arc_arch_types table.
8715 (arc_selected_cpu): Declare.
8716 * config/arc/arc.c (arc_selected_cpu): Make global.
8717 (arc_selected_arch): Delete.
8718 (arc_base_cpu): Delete.
8719 (arc_override_options): Remove references to deleted variables,
8720 update access to arch information.
8721 (ARC_OPT): Update access to arch information.
8722 (ARC_OPTX): Likewise.
8723 * config/arc/arc.h (arc_base_cpu): Remove declaration.
8724 (TARGET_ARC600): Update access to arch information.
8725 (TARGET_ARC601): Likewise.
8726 (TARGET_ARC700): Likewise.
8727 (TARGET_EM): Likewise.
8728 (TARGET_HS): Likewise.
8729 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
8730 information.
8732 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
8734 PR target/78604
8735 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
8736 condition/operands for integer GE/LE/GEU/LEU operations.
8738 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
8740 PR translation/79397
8741 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
8742 of AltiVec.
8744 2017-02-08 Martin Jambor <mjambor@suse.cz>
8746 PR ipa/79375
8747 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
8748 whether allocation happened.
8749 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
8750 nothing was allocated.
8752 2017-02-08 Jakub Jelinek <jakub@redhat.com>
8754 PR tree-optimization/79408
8755 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
8756 constant, but SSA_NAME with a known integer range, use the minimum
8757 of that range instead of op1 to determine if modulo can be replaced
8758 with its first operand.
8760 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8762 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
8764 2017-02-08 Richard Biener <rguenther@suse.de>
8766 PR tree-optimization/71824
8767 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
8768 Check all loops contained in the merged region.
8770 2017-02-07 Andrew Pinski <apinski@cavium.com>
8772 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
8774 2017-02-07 Andrew Pinski <apinski@cavium.com>
8776 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
8777 (thunderxt88): Likewise.
8778 (thunderxt81): Disable LSE and change v8.1 to v8.
8779 (thunderxt83): Likewise.
8781 2017-02-07 Jakub Jelinek <jakub@redhat.com>
8782 Richard Biener <rguenther@suse.de>
8784 PR middle-end/79399
8785 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
8786 type from int to size_t.
8787 * ira-costs.c (struct_costs_size): Change type from int to size_t.
8789 2017-02-07 Jakub Jelinek <jakub@redhat.com>
8791 PR rtl-optimization/79386
8792 * cprop.c (bypass_conditional_jumps): Initialize
8793 bypass_last_basic_block already before splitting bbs after
8794 unconditional traps...
8795 (bypass_conditional_jumps): ... rather than here.
8797 PR target/79299
8798 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
8799 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
8800 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
8801 fix -masm=intel patterns.
8803 2017-02-07 Richard Biener <rguenther@suse.de>
8805 PR tree-optimization/79256
8806 PR middle-end/79278
8807 * builtins.c (get_object_alignment_2): Use min_align_of_type
8808 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
8809 and ADJUST_FIELD_ALIGN.
8811 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
8812 type parameter.
8813 * doc/tm.texi: Regenerate.
8814 * stor-layout.c (layout_decl): Adjust.
8815 (update_alignment_for_field): Likewise.
8816 (place_field): Likewise.
8817 (min_align_of_type): Likewise.
8818 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
8819 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
8820 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
8821 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
8822 * config/frv/frv.c (frv_adjust_field_align): Likewise.
8823 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
8824 * config/i386/i386.c (x86_field_alignment): Likewise.
8825 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8826 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
8827 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
8828 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8829 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
8830 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
8831 Likewise.
8833 Revert
8834 2017-01-30 Richard Biener <rguenther@suse.de>
8836 PR tree-optimization/79256
8837 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
8838 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
8839 alignment on TYPE.
8841 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
8843 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
8844 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
8845 builtins to SImode and emit a zero-extend, if necessary.
8847 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8849 * docs/invoke.texi (RISC-V Options): Alphabetize.
8851 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8853 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
8854 options.
8856 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8858 * config/riscv/riscv.c: New file.
8859 * gcc/common/config/riscv/riscv-common.c: Likewise.
8860 * config.gcc: Likewise.
8861 * config/riscv/constraints.md: Likewise.
8862 * config/riscv/elf.h: Likewise.
8863 * config/riscv/generic.md: Likewise.
8864 * config/riscv/linux.h: Likewise.
8865 * config/riscv/multilib-generator: Likewise.
8866 * config/riscv/peephole.md: Likewise.
8867 * config/riscv/pic.md: Likewise.
8868 * config/riscv/predicates.md: Likewise.
8869 * config/riscv/riscv-builtins.c: Likewise.
8870 * config/riscv/riscv-c.c: Likewise.
8871 * config/riscv/riscv-ftypes.def: Likewise.
8872 * config/riscv/riscv-modes.def: Likewise.
8873 * config/riscv/riscv-opts.h: Likewise.
8874 * config/riscv/riscv-protos.h: Likewise.
8875 * config/riscv/riscv.h: Likewise.
8876 * config/riscv/riscv.md: Likewise.
8877 * config/riscv/riscv.opt: Likewise.
8878 * config/riscv/sync.md: Likewise.
8879 * config/riscv/t-elf-multilib: Likewise.
8880 * config/riscv/t-linux: Likewise.
8881 * config/riscv/t-linux-multilib: Likewise.
8882 * config/riscv/t-riscv: Likewise.
8883 * configure.ac: Likewise.
8884 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
8885 Waterman as RISC-V maintainers.
8886 * doc/install.texi: Add RISC-V entries.
8887 * doc/invoke.texi: Add RISC-V options section.
8888 * doc/md.texi: Add RISC-V constraints section.
8889 * configure: Regenerated.
8891 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8893 PR target/66144
8894 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
8895 false values to be constant vectors with all 0 or all 1 bits set.
8896 (vcondu<mode><mode>): Likewise.
8897 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
8898 predicate.
8899 (fpmask_comparison_operator): Update comment.
8900 (vecint_comparison_operator): New predicate.
8901 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
8902 vector conditionals when the true and false values are constant
8903 vectors with all 0 bits or all 1 bits set.
8905 2017-02-06 Martin Sebor <msebor@redhat.com>
8907 PR tree-optimization/79376
8908 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
8910 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
8912 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
8913 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
8914 to simplify split condition.
8916 2017-02-06 Jakub Jelinek <jakub@redhat.com>
8918 * omp-expand.c (oxpand_omp_atomic_fetch_op,
8919 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
8920 false.
8922 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
8924 PR rtl-optimization/68664
8925 * target.def (can_speculate_insn): New hook.
8926 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
8927 * doc/tm.texi: Regenerate.
8928 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
8929 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
8930 (rs6000_sched_can_speculate_insn): New function.
8932 2017-02-06 Jakub Jelinek <jakub@redhat.com>
8934 PR tree-optimization/79284
8935 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
8936 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
8937 vectorizable_mask_load_store, vectorizable_operation,
8938 vect_is_simple_cond, get_same_sized_vectype): Use it instead
8939 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
8940 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
8941 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
8942 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
8943 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
8944 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
8945 is_gimple_assign (stmt). Replace another such test with
8946 is_gimple_assign (stmt).
8948 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
8950 PR target/78883
8951 * config/avr/avr.c (rtl-iter.h): Include it.
8952 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
8953 (avr_legitimate_combined_insn): ...and implementation.
8955 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
8957 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
8958 * config/s390/s390.c (s390_const_operand_ok)
8959 (s390_canonicalize_comparison, s390_extract_part)
8960 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
8961 (s390_contiguous_bitmask_p, s390_rtx_costs)
8962 (legitimize_pic_address): Likewise.
8963 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
8964 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
8965 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
8966 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
8967 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
8969 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
8971 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
8972 REGNO($0) == REGNO($1).
8974 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8976 * config/s390/linux.h(SIZE_TYPE): Add comment.
8978 2017-02-06 Julian Brown <julian@codesourcery.com>
8979 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
8980 Virendra Pathak <virendra.pathak@broadcom.com>
8982 * config/aarch64/aarch64-cores.def: Change the scheduler
8983 to Thunderx2t99.
8984 * config/aarch64/aarch64.md: Include thunderx2t99.md.
8985 * config/aarch64/thunderx2t99.md: New file.
8987 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
8989 * doc/standards.texi (Go Language): Update link to language
8990 standard.
8992 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
8994 * tree-eh.c (lower_resx): Sanitize profile.
8995 (cleanup_empty_eh_move_lp): Likewise.
8997 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
8999 PR tree-ssa/79347
9000 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
9001 ELSE_PROB.
9002 * cfgloopmanip.h (loop_version): Update prototype.
9003 * modulo-sched.c (sms_schedule): Update call of loop_version.
9004 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
9005 * tree-parloops.c (gen_parallel_loop): Likewise.
9006 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9007 * tree-ssa-loop-split.c (split_loop): Likewise.
9008 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
9009 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
9011 2017-02-05 Martin Liska <mliska@suse.cz>
9013 PR bootstrap/78985
9014 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
9015 variable to NULL.
9016 (print_operand_address): Initialize a struct to zero.
9018 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9020 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
9021 garbage collector only in textual form.
9023 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9025 * doc/extend.texi (x86 specific memory model extensions for
9026 transactional memory): Simplify a phrase.
9028 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
9030 PR target/79353
9031 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
9032 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
9033 (atomic_storedi_1): Likewise.
9035 2017-02-04 Jakub Jelinek <jakub@redhat.com>
9037 PR tree-optimization/79338
9038 * tree-parloops.c (gather_scalar_reductions): Don't call
9039 vect_analyze_loop_form for loop->inner before destroying loop's
9040 loop_vinfo.
9042 2017-02-03 Martin Sebor <msebor@redhat.com>
9044 PR tree-optimization/79327
9045 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
9046 when precision has resulted in leading zeros.
9047 (format_integer): Adjust the likely counter to assume an unknown
9048 argument that may be zero is non-zero.
9050 2017-02-03 Jason Merrill <jason@redhat.com>
9052 PR c++/78689
9053 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
9054 avoid copying non-taken branch.
9056 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9058 PR tree-optimization/79340
9059 * tree-vect-loop.c (vectorizable_reduction): Release
9060 vec_defs elements after safe_splicing them into other vectors.
9061 Formatting fixes.
9063 PR tree-optimization/79327
9064 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
9065 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
9066 dirtype.
9067 (format_integer): Use wide_int_to_tree instead of build_int_cst
9068 + to_?hwi. If argmin is NULL, just set argmin and argmax to
9069 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
9070 of shortest and longest sequence.
9072 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
9074 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
9075 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
9077 2017-02-03 Walter Lee <walt@tilera.com>
9079 PR target/78862
9080 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
9081 after initial stackframe link reg save.
9082 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
9084 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9086 PR target/79354
9087 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
9088 wu for stxssp alternative.
9090 2017-02-03 Martin Sebor <msebor@redhat.com>
9092 PR tree-optimization/79352
9093 * gimple-fold.c (get_range_strlen): Add argument.
9094 (get_range_strlen): Change return type to bool.
9095 (get_maxval_strlen): Pass in a dummy argument.
9096 * gimple-fold.h (get_range_strlen): Change return type to bool.
9097 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
9098 * tree.h (array_at_struct_end_p): Add argument.
9099 * tree.c (array_at_struct_end_p): Handle it.
9101 2017-02-03 Martin Liska <mliska@suse.cz>
9103 PR lto/66295
9104 * multiple_target.c (create_dispatcher_calls): Redirect edge
9105 from a caller of a dispatcher.
9106 (expand_target_clones): Make the clones local.
9107 (ipa_target_clone): Do both target clones and resolvers.
9108 (ipa_dispatcher_calls): Remove the pass.
9109 (pass_dispatcher_calls::gate): Likewise.
9110 (make_pass_dispatcher_calls): Likewise.
9111 * passes.def (pass_target_clone): Put as very first IPA early
9112 pass.
9114 2017-02-03 Martin Liska <mliska@suse.cz>
9116 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
9117 in case of a function with ifunc attribute.
9119 2017-02-03 Martin Liska <mliska@suse.cz>
9121 * cgraph.c (cgraph_node::dump): Dump function version info.
9122 * symtab.c (symtab_node::dump_base): Add missing new line.
9124 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9126 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
9127 (ifcombine_ifandif): Use it.
9129 2017-02-03 Martin Liska <mliska@suse.cz>
9131 * doc/invoke.texi: Document default value for
9132 use-after-scope-direct-emission-threshold.
9134 2017-02-03 Martin Liska <mliska@suse.cz>
9136 PR tree-optimization/79339
9137 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
9138 (format_floating): Likewise.
9140 2017-02-03 Martin Liska <mliska@suse.cz>
9142 PR ipa/79337
9143 * ipa-prop.c (ipa_node_params_t::insert): Remove current
9144 implementation.
9145 (ipa_node_params_t::remove): Likewise.
9146 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
9147 initialization from removed ipa_node_params_t::insert.
9148 (ipa_node_params::~ipa_node_params): Move from removed
9149 ipa_node_params_t::release.
9150 * symbol-summary.h (symbol_summary::m_released): New member.
9151 Do not release a summary twice. Do not allow to call finalizer
9152 for types of a summary that live in GGC memory.
9154 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9156 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
9157 cmp_branch fusion.
9159 2017-02-02 Martin Sebor <msebor@redhat.com>
9161 PR middle-end/79275
9162 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
9163 (format_string): Tighten up the range of output for non-constant
9164 strings and correct the expected range for wide non-constant strings.
9166 2017-02-02 Martin Sebor <msebor@redhat.com>
9168 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
9170 PR middle-end/32003
9171 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
9172 index.
9173 (-fdump-tree-@var): Add to index and document how to come up
9174 with pass-specific option and dump file names.
9175 (-fdump-passes): Clarify where to look for output.
9177 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9179 PR middle-end/77445
9180 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
9181 statistics of the analyzed path; allow threading for speed when
9182 any of BBs along the path are optimized for speed.
9184 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
9186 PR middle-end/78468
9187 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
9188 settings of the virtual registers.
9190 Revert again
9191 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9193 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9194 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9195 needed.
9197 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9199 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
9200 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
9202 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9204 * config/s390/s390.md: Add missing comments with the expanded
9205 mnemonics.
9206 * config/s390/vector.md: Likewise.
9207 * config/s390/vx-builtins.md: Likewise.
9209 2017-02-02 Jakub Jelinek <jakub@redhat.com>
9211 PR target/79197
9212 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
9213 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
9214 conditions on a single line.
9216 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9218 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9219 __S390_VX__ to __VX__.
9221 2017-02-01 Andrew Pinski <apinski@cavium.com>
9223 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
9224 stmt_info to record_stmt_cost.
9225 (vect_get_known_peeling_cost): Pass stmt_info if known to
9226 record_stmt_cost.
9227 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
9228 cpu_vector_cost field into
9229 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
9230 field into vec_int_stmt_cost and vec_fp_stmt_cost.
9231 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
9232 splitting of scalar_stmt_cost and vec_stmt_cost.
9233 (thunderx_vector_cost): Likewise.
9234 (cortexa57_vector_cost): LIkewise.
9235 (exynosm1_vector_cost): Likewise.
9236 (xgene1_vector_cost): Likewise.
9237 (thunderx2t99_vector_cost): Improve after the splitting of the two
9238 fields.
9239 (aarch64_builtin_vectorization_cost): Update for the splitting of
9240 scalar_stmt_cost and vec_stmt_cost.
9242 2017-02-01 Torvald Riegel <triegel@redhat.com>
9243 Richard Henderson <rth@redhat.com>
9245 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
9246 conditional on existance of a fast atomic load.
9247 * optabs-query.c (can_atomic_load_p): New function.
9248 * optabs-query.h (can_atomic_load_p): Declare it.
9249 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
9250 no fast atomic load is available for the particular size of access.
9251 (expand_atomic_compare_and_swap): Likewise.
9252 (expand_atomic_load): Likewise.
9253 (expand_atomic_store): Likewise.
9254 (expand_atomic_fetch_op): Likewise.
9255 * testsuite/lib/target-supports.exp
9256 (check_effective_target_sync_int_128): Remove x86 because it provides
9257 no fast atomic load.
9258 (check_effective_target_sync_int_128_runtime): Likewise.
9260 2017-02-01 Richard Biener <rguenther@suse.de>
9262 * graphite.c: Include tree-vectorizer.h for find_loop_location.
9263 (graphite_transform_loops): Provide opt-info for optimized nests.
9264 * tree-parloop.c (parallelize_loops): Provide opt-info for
9265 parallelized loops.
9267 2017-02-01 Richard Biener <rguenther@suse.de>
9269 PR middle-end/79315
9270 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
9271 was not set before.
9273 2017-02-01 Richard Biener <rguenther@suse.de>
9275 PR tree-optimization/71824
9276 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9277 Verify the loops are valid in the merged SESE region.
9278 (scop_detection::can_represent_loop_1): Check analyzing the
9279 evolution of the number of iterations in the region succeeds.
9281 2017-01-31 Ian Lance Taylor <iant@golang.org>
9283 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
9284 REG_ARGS_SIZE note to 32-bit push insns and call insn.
9286 2017-01-31 David Malcolm <dmalcolm@redhat.com>
9288 PR preprocessor/79210
9289 * input.c (get_substring_ranges_for_loc): Replace line_width
9290 assertion with error-handling.
9292 2017-01-31 Richard Biener <rguenther@suse.de>
9294 PR tree-optimization/77318
9295 * graphite-sese-to-poly.c (extract_affine): Fix assert.
9296 (create_pw_aff_from_tree): Take loop parameter.
9297 (add_condition_to_pbb): Pass loop of the condition to
9298 create_pw_aff_from_tree.
9300 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9302 * config/s390/s390.c (s390_asan_shadow_offset): New function.
9303 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
9305 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9307 PR target/78597
9308 PR target/79038
9309 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
9310 no longer used.
9311 (convert_int_to_float128): Likewise.
9312 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
9313 (convert_int_to_float128): Likewise.
9314 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
9315 (UNSPEC_IEEE128_CONVERT): Likewise.
9316 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
9317 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
9318 Use local variables for IBM extended format.
9319 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
9320 (fix_trunc<mode>si2_fprs): Likewise.
9321 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9322 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
9323 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
9324 to know that we can now have integers of all sizes in vector
9325 registers.
9326 (fix<uns>_<mode>di2_hw): Likewise.
9327 (float<uns>_<mode>si2_hw): Likewise.
9328 (fix_<mode>si2_hw): Likewise.
9329 (fixuns_<mode>si2_hw): Likewise.
9330 (float<uns>_<mode>di2_hw): Likewise.
9331 (float_<mode>di2_hw): Likewise.
9332 (float_<mode>si2_hw): Likewise.
9333 (floatuns_<mode>di2_hw): Likewise.
9334 (floatuns_<mode>si2_hw): Likewise.
9335 (xscvqp<su>wz_<mode>): Delete, no longer used.
9336 (xscvqp<su>dz_<mode>): Likewise.
9337 (xscv<su>dqp_<mode>): Likewise.
9338 (ieee128_mfvsrd_64bit): Likewise.
9339 (ieee128_mfvsrd_32bit): Likewise.
9340 (ieee128_mfvsrwz): Likewise.
9341 (ieee128_mtvsrw): Likewise.
9342 (ieee128_mtvsrd_64bit): Likewise.
9343 (ieee128_mtvsrd_32bit): Likewise.
9345 2017-01-31 Martin Liska <mliska@suse.cz>
9347 PR ipa/79285
9348 * ipa-prop.c (ipa_free_all_node_params): Call release method
9349 instead of ~sumbol_summary to not to trigger double times
9350 dtor of hash_map.
9352 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
9354 PR tree-optimization/71691
9355 * bitmap.h (class auto_bitmap): New.
9356 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
9357 is_maybe_undefined instead of ssa_undefined_value_p.
9359 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9361 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9362 __S390_ARCH_LEVEL__ to __ARCH__.
9364 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9366 PR tree-optimization/79267
9367 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
9368 if should_remove_lhs_p is true.
9370 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
9372 PR debug/63238
9373 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
9374 (add_alignment_attribute): New.
9375 (base_type_die): Add alignment attribute.
9376 (subrange_type_die): Likewise.
9377 (modified_type_die): Likewise.
9378 (gen_array_type_die): Likewise.
9379 (gen_descr_array_type_die: Likewise.
9380 (gen_enumeration_type_die): Likewise.
9381 (gen_subprogram_die): Likewise.
9382 (gen_variable_die): Likewise.
9383 (gen_field_die): Likewise.
9384 (gen_ptr_to_mbr_type_die): Likewise.
9385 (gen_struct_or_union_type_die): Likewise.
9386 (gen_subroutine_type_die): Likewise.
9387 (gen_typedef_die): Likewise.
9388 (base_type_cmp): Compare alignment attribute.
9390 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9392 PR target/79170
9393 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
9394 (setb_unsigned) New pattern for setb with CCUNS.
9395 * config/rs6000/rs6000.c (expand_block_compare): Use a different
9396 subfc./subfe sequence to avoid overflow problems. Generate a
9397 shorter sequence with cmpld/setb for power9.
9398 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
9399 for generating subfc. instruction.
9400 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
9401 now uses this instruction.
9403 2017-01-30 Ian Lance Taylor <iant@google.com>
9405 PR debug/79289
9406 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
9407 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
9409 2017-01-30 Martin Sebor <msebor@redhat.com>
9411 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
9412 Move constant to the right of a relational operator.
9413 (get_mpfr_format_length, format_character, format_string): Ditto.
9414 (should_warn_p, maybe_warn): Same.
9416 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
9418 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
9420 PR lto/79061
9421 * asan.c (get_translation_unit_decl): Remove function.
9422 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
9424 2017-01-30 Martin Liska <mliska@suse.cz>
9426 PR gcov-profile/79259
9427 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
9428 -fprofile-generate.
9430 2017-01-30 Martin Liska <mliska@suse.cz>
9432 PR bootstrap/78985
9433 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
9434 Initialize variables with NULL value.
9436 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
9438 PR target/79260
9439 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
9440 tm_p_file.
9441 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
9443 2017-01-30 Richard Biener <rguenther@suse.de>
9445 PR tree-optimization/79276
9446 * tree-vrp.c (process_assert_insertions): Properly adjust common
9447 when removing a duplicate.
9449 * gcc.dg/torture/pr79276.c: New testcase.
9451 2017-01-30 Richard Biener <rguenther@suse.de>
9453 PR tree-optimization/79256
9454 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
9455 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
9456 alignment on TYPE.
9457 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
9459 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
9461 PR target/79240
9462 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
9463 ("*r<noxa>sbg_<mode>_sll_bitmask")
9464 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9465 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
9466 Use contiguous_bitmask_nowrap_operand.
9468 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9470 PR target/79268
9471 * config/rs6000/altivec.h (vec_xl): Revise #define.
9472 (vec_xst): Likewise.
9474 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
9476 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
9478 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
9480 PR rtl-optimization/79194
9481 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
9482 traps before call to bypass_conditional_jumps.
9484 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9486 PR tree-optimization/71374
9487 * lra-constraints.c (check_conflict_input_operands): New.
9488 (match_reload): Use it.
9490 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9492 PR target/79131
9493 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
9494 account to calculate conflict_set.
9496 2017-01-27 Bin Cheng <bin.cheng@arm.com>
9498 PR rtl-optimization/78559
9499 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
9500 other_insn in combine.
9502 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
9504 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
9505 uint16_type_node for BT_UINT16.
9507 2017-01-27 David Malcolm <dmalcolm@redhat.com>
9509 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
9510 "RTL Tests" to menu.
9511 (GIMPLE Tests): New node.
9512 (RTL Tests): New node.
9514 2017-01-27 Richard Biener <rguenther@suse.de>
9516 PR tree-optimization/79245
9517 * tree-loop-distribution.c (distribute_loop): Apply cost
9518 modeling also to detected patterns.
9520 2017-01-27 Richard Biener <rguenther@suse.de>
9522 PR tree-optimization/71433
9523 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
9524 (compare_assert_loc): New function.
9525 (process_assert_insertions): Sort and optimize assert locations
9526 to remove duplicates and push down identical assertions on
9527 edges to their destination block.
9529 2017-01-27 Richard Biener <rguenther@suse.de>
9531 PR tree-optimization/79244
9532 * tree-vrp.c (remove_range_assertions): Forcefully propagate
9533 out SSA names even if abnormal.
9535 2017-01-27 Jakub Jelinek <jakub@redhat.com>
9537 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
9538 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
9539 instead of MPFR_RNDN.
9541 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
9543 PR target/79239
9544 * arm.c (arm_option_override): Don't call build_target_option_node
9545 until after doing all option overrides.
9546 (arm_valid_target_attribute_tree): Likewise.
9548 2017-01-27 Martin Liska <mliska@suse.cz>
9550 * doc/invoke.texi (-fprofile-arcs): Document profiling support
9551 for {cd}tors and C++ {cd}tors.
9553 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
9555 * config/s390/s390.md ("*setmem_long_and")
9556 ("*setmem_long_and_31z"): Use zero_extend instead of and.
9558 2017-01-26 Martin Sebor <msebor@redhat.com>
9560 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
9561 of precision.
9563 2017-01-26 Martin Sebor <msebor@redhat.com>
9565 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
9566 HAVE_DFmode before using XFmode or DFmode.
9567 (parse_directive): Avoid using the z length modifier to avoid
9568 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
9570 PR middle-end/78703
9571 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
9572 to accept adjustment as an array.
9573 (get_int_range): New function.
9574 (struct directive): Make width and prec arrays.
9575 (directive::set_width, directive::set_precision): Call get_int_range.
9576 (format_integer, format_floating): Handle width and precision ranges.
9577 (format_string, parse_directive): Same.
9579 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9581 PR debug/79129
9582 * dwarf2out.c (generate_skeleton_bottom_up): For children with
9583 comdat_type_p set, just clone them, but keep the children in the
9584 original DIE.
9586 PR debug/78835
9587 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
9588 which have direct callers with -fvar-tracking-assignments enabled
9589 in the current TU.
9590 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
9591 inside of type units.
9593 2017-01-26 Martin Sebor <msebor@redhat.com>
9595 PR middle-end/78703
9596 * gimple-ssa-sprintf.c (struct result_range): Add likely and
9597 unlikely counters.
9598 (struct format_result): Replace number_chars, number_chars_min,
9599 and number_chars_max with a single member of struct result_range.
9600 Remove bounded.
9601 (format_result::operator+=): Adjust.
9602 (struct fmtresult): Remove bounded. Handle likely and unlikely
9603 counters.
9604 (fmtresult::adjust_for_width_or_precision): New function.
9605 (fmtresult:type_max_digits): New function.
9606 (bytes_remaining): Handle likely and unlikely counters.
9607 (min_bytes_remaining): Remove.
9608 (format_percent): Simplify.
9609 (format_integer, format_floating): Set likely and unlikely counters.
9610 (get_string_length, format_character, format_string): Same.
9611 (format_plain, should_warn_p): New function.
9612 (maybe_warn): Call should_warn_p. Update diagnostic messages
9613 and handle those for all directives, including plain strings.
9614 (format_directive): Handle likely and unlikely counters.
9615 Remove unnecessary quoting from diagnostics. Add an informational
9616 note.
9617 (add_bytes): Remove.
9618 (pass_sprintf_length::compute_format_length): Simplify.
9619 (try_substitute_return_value): Handle likely and unlikely counters.
9621 2017-01-26 Carl Love <cel@us.ibm.com>
9623 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
9624 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
9626 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
9628 PR target/79131
9629 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
9630 endianess for subregs into account.
9631 * lra-constraints.c (lra_constraints): Do risky transformations
9632 always on the first iteration.
9633 * lra-lives.c (check_pseudos_live_through_calls): Add arg
9634 last_call_used_reg_set.
9635 (process_bb_lives): Define and use last_call_used_reg_set.
9636 * lra.c (lra): Always continue after lra_constraints on the first
9637 iteration.
9639 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
9641 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
9642 constant.
9643 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
9645 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9647 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
9648 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
9649 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
9650 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
9651 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
9652 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
9653 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
9654 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
9655 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
9657 2017-01-26 Marek Polacek <polacek@redhat.com>
9659 PR c/79199
9660 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
9661 for the third operand.
9663 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9665 PR middle-end/79236
9666 * omp-low.c (struct omp_context): Add simt_stmt field.
9667 (scan_omp_for): Return omp_context *.
9668 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
9669 context to the _simt_ SIMD stmt.
9670 (lower_omp_for): For combined SIMD with sibling _simt_
9671 SIMD, make sure to use the same decls in _looptemp_
9672 clauses as in the sibling.
9674 2017-01-26 David Sherwood <david.sherwood@arm.com>
9676 PR middle-end/79212
9677 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
9678 all contexts.
9680 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9682 PR target/70465
9683 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
9684 emit fld b; fld a; if possible.
9686 * brig-builtins.def: Update copyright years.
9687 * config/arm/arm_acle_builtins.def: Update copyright years.
9689 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9691 PR target/79179
9692 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
9693 constraint instead of o for the stxsd instruction.
9695 2017-01-25 Carl Love <cel@us.ibm.com>
9697 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
9698 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
9700 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
9702 * doc/invoke.texi (C++ Dialect Options): Fix typo.
9704 2017-01-25 Richard Biener <rguenther@suse.de>
9706 PR tree-optimization/69264
9707 * target.def (vector_alignment_reachable): Improve documentation.
9708 * doc/tm.texi: Regenerate.
9709 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
9710 and add a comment.
9711 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
9712 earlier changes with respect to TYPE_USER_ALIGN.
9713 (vector_alignment_reachable_p): Likewise. Improve dumping.
9715 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9717 PR target/79145
9718 * config/arm/arm.md (xordi3): Force constant operand into a register
9719 for TARGET_IWMMXT.
9721 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9723 * doc/invoke.texi (-fstore-merging): Correct default optimization
9724 levels at which it is enabled.
9725 (-O): Move -fstore-merging from list to...
9726 (-O2): ... Here.
9728 2017-01-25 Richard Biener <rguenther@suse.de>
9730 PR debug/78363
9731 * omp-expand.c: Include debug.h.
9732 (expand_omp_taskreg): Make sure to generate early debug before
9733 outlining anything from a function.
9734 (expand_omp_target): Likewise.
9735 (grid_expand_target_grid_body): Likewise.
9737 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
9739 PR lto/79061
9740 * asan.c (get_translation_unit_decl): New function.
9741 (asan_add_global): Extract modules file name from globals
9742 TRANSLATION_UNIT_DECL name.
9744 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
9746 PR target/77439
9747 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
9748 for long calls with APCS frame and VFP.
9750 2017-01-24 David Malcolm <dmalcolm@redhat.com>
9752 * cfg.c (original_copy_tables_initialized_p): New function.
9753 * cfg.h (original_copy_tables_initialized_p): New decl.
9754 * cfgrtl.c (relink_block_chain): Guard the call to
9755 free_original_copy_tables with a call to
9756 original_copy_tables_initialized_p.
9757 * cgraph.h (symtab_node::native_rtl_p): New decl.
9758 * cgraphunit.c (symtab_node::native_rtl_p): New function.
9759 (symtab_node::needed_p): Don't assert for early assembly output
9760 for __RTL functions.
9761 (cgraph_node::finalize_function): Set "force_output" for __RTL
9762 functions.
9763 (cgraph_node::analyze): Bail out early for __RTL functions.
9764 (analyze_functions): Update assertion to support __RTL functions.
9765 (cgraph_node::expand): Bail out early for __RTL functions.
9766 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
9767 __RTL functions.
9768 * function.h (struct function): Update comment for field
9769 "pass_startwith".
9770 * gimple-expr.c: Include "tree-pass.h".
9771 (gimple_has_body_p): Return false for __RTL functions.
9772 * Makefile.in (OBJS): Add run-rtl-passes.o.
9773 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
9774 accessor.
9775 (gcc::pass_manager::get_clean_slate): New accessor.
9776 * passes.c: Include "insn-addr.h".
9777 (should_skip_pass_p): Add logging. Update logic for running
9778 "expand" to be compatible with both __GIMPLE and __RTL. Guard
9779 property-provider override so it is only done for gimple passes.
9780 Don't skip dfinit.
9781 (skip_pass): New function.
9782 (execute_one_pass): Call skip_pass when skipping passes.
9783 * read-md.c (md_reader::read_char): Support filtering
9784 the input to a subset of line numbers.
9785 (md_reader::md_reader): Initialize fields
9786 m_first_line and m_last_line.
9787 (md_reader::read_file_fragment): New function.
9788 * read-md.h (md_reader::read_file_fragment): New decl.
9789 (md_reader::m_first_line): New field.
9790 (md_reader::m_last_line): New field.
9791 * read-rtl-function.c (function_reader::create_function): Only
9792 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
9793 curr_properties. Set DECL_INITIAL to a dummy block.
9794 (read_rtl_function_body_from_file_range): New function.
9795 * read-rtl-function.h (read_rtl_function_body_from_file_range):
9796 New decl.
9797 * run-rtl-passes.c: New file.
9798 * run-rtl-passes.h: New file.
9800 2017-01-24 Jeff Law <law@redhat.com>
9802 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
9803 buffer size.
9805 2017-01-24 Bin Cheng <bin.cheng@arm.com>
9807 PR tree-optimization/79159
9808 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
9809 (record_nonwrapping_iv): Improve boundary using above function if no
9810 value range information.
9812 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
9813 Martin Jambor <mjambor@suse.cz>
9815 * brig-builtins.def: New file.
9816 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
9817 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
9818 (DEF_HSAIL_SAT_BUILTIN): Likewise.
9819 (DEF_HSAIL_INTR_BUILTIN): Likewise.
9820 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
9821 * builtin-types.def (BT_INT8): New.
9822 (BT_INT16): Likewise.
9823 (BT_UINT8): Likewise.
9824 (BT_UINT16): Likewise.
9825 (BT_FN_ULONG): Likewise.
9826 (BT_FN_UINT_INT): Likewise.
9827 (BT_FN_UINT_ULONG): Likewise.
9828 (BT_FN_UINT_LONG): Likewise.
9829 (BT_FN_UINT_PTR): Likewise.
9830 (BT_FN_ULONG_PTR): Likewise.
9831 (BT_FN_INT8_FLOAT): Likewise.
9832 (BT_FN_INT16_FLOAT): Likewise.
9833 (BT_FN_UINT32_FLOAT): Likewise.
9834 (BT_FN_UINT16_FLOAT): Likewise.
9835 (BT_FN_UINT8_FLOAT): Likewise.
9836 (BT_FN_UINT64_FLOAT): Likewise.
9837 (BT_FN_UINT16_UINT32): Likewise.
9838 (BT_FN_UINT32_UINT16): Likewise.
9839 (BT_FN_UINT16_UINT16_UINT16): Likewise.
9840 (BT_FN_INT_PTR_INT): Likewise.
9841 (BT_FN_UINT_PTR_UINT): Likewise.
9842 (BT_FN_LONG_PTR_LONG): Likewise.
9843 (BT_FN_ULONG_PTR_ULONG): Likewise.
9844 (BT_FN_VOID_UINT64_UINT64): Likewise.
9845 (BT_FN_UINT8_UINT8_UINT8): Likewise.
9846 (BT_FN_INT8_INT8_INT8): Likewise.
9847 (BT_FN_INT16_INT16_INT16): Likewise.
9848 (BT_FN_INT_INT_INT): Likewise.
9849 (BT_FN_UINT_FLOAT_UINT): Likewise.
9850 (BT_FN_FLOAT_UINT_UINT): Likewise.
9851 (BT_FN_ULONG_UINT_UINT): Likewise.
9852 (BT_FN_ULONG_UINT_PTR): Likewise.
9853 (BT_FN_ULONG_ULONG_ULONG): Likewise.
9854 (BT_FN_UINT_UINT_UINT): Likewise.
9855 (BT_FN_VOID_UINT_PTR): Likewise.
9856 (BT_FN_UINT_UINT_PTR: Likewise.
9857 (BT_FN_UINT32_UINT64_PTR): Likewise.
9858 (BT_FN_INT_INT_UINT_UINT): Likewise.
9859 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
9860 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
9861 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
9862 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
9863 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
9864 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
9865 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
9866 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
9867 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
9868 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
9869 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
9870 * doc/frontends.texi: List BRIG FE.
9871 * doc/install.texi (Testing): Add BRIG tesring requirements.
9872 * doc/invoke.texi (Overall Options): Mention BRIG.
9873 * doc/standards.texi (Standards): Doucment BRIG HSA version.
9875 2017-01-24 Richard Biener <rguenther@suse.de>
9877 PR translation/79208
9878 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
9880 2017-01-24 Martin Jambor <mjambor@suse.cz>
9882 PR bootstrap/79198
9883 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
9884 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
9885 and known_contexts.
9887 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
9889 PR middle-end/79123
9890 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
9891 casts from signed to unsigned really don't have a range.
9893 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
9895 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
9896 GMP_RNDx for compatiblity.
9898 2017-01-24 Martin Liska <mliska@suse.cz>
9900 PR bootstrap/79132
9901 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
9902 that would prevent us to call alloca with -1 as argument.
9904 2017-01-24 Jakub Jelinek <jakub@redhat.com>
9906 * dwarf2out.c (output_compilation_unit_header, output_file_names):
9907 Avoid -Wformat-security warning.
9909 2017-01-23 Andrew Pinski <apinski@cavium.com>
9911 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
9912 cost table.
9914 2017-01-23 Martin Sebor <msebor@redhat.com>
9916 PR middle-end/78703
9917 * gimple-ssa-sprintf.c (warn_level): New global.
9918 (format_integer): Use it here and throughout the rest of the file.
9919 Use the same switch to compute sign as base.
9920 (maybe_warn): New function.
9921 (format_directive): Factor out warnings into maybe_warn.
9922 Add debugging output. Use warn_level.
9923 (add_bytes): Use warn_level.
9924 (pass_sprintf_length::compute_format_length): Add debugging output.
9925 (try_substitute_return_value): Same.
9926 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
9928 PR middle-end/78703
9929 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
9930 (struct fmtresult, format_integer, format_floating): Adjust.
9931 (fmtresult::fmtresult): Set max correctly in two argument ctor.
9932 (get_string_length, format_string,format_directive): Same.
9933 (pass_sprintf_length::compute_format_length): Same.
9934 (try_substitute_return_value): Simplify slightly.
9936 PR middle-end/78703
9937 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
9938 (fmtresult::operator+=): Outlined.
9939 (struct fmtresult): Add ctors.
9940 (struct conversion_spec): Rename...
9941 (struct directive): ...to this. Add and remove data members.
9942 (directive::set_width, directive::set_precision): New functions.
9943 (format_percent): Use fmtresult ctor.
9944 (get_width_and_precision): Remove.
9945 (format_integer): Make naming changes. Avoid computing width and
9946 precision.
9947 (format_floating): Same. Adjust indentation.
9948 (format_character, format_none): New functions.
9949 (format_string): Moved character handling to format_character.
9950 (format_directive): Remove arguments, change return type.
9951 (parse_directive): New function.
9952 (pass_sprintf_length::compute_format_length): Move directive
9953 parsing to parse_directive.
9955 2017-01-23 Jakub Jelinek <jakub@redhat.com>
9957 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
9958 (assign_assembler_name_if_needed): ... this.
9959 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
9960 (assign_assembler_name_if_needed): ... this.
9961 (free_lang_data_in_cgraph): Adjust callers.
9962 * cgraphunit.c (cgraph_node::analyze): Likewise.
9963 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
9964 Likewise.
9966 2017-01-23 Richard Biener <rguenther@suse.de>
9968 PR tree-optimization/79088
9969 PR tree-optimization/79188
9970 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
9971 resetting loop bounds after last path deletion. Reset loop
9972 bounds of the target loop, make code match the comments.
9973 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
9974 Make sure loops need no fixups.
9976 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
9978 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
9979 exponent support with double type for first argument.
9980 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
9981 type returned by __builtin_vec_extract_sig,
9982 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
9983 functions from "vector int" to "vector unsigned int" or from
9984 "vector long long int" to "vector unsigned long long int".
9985 Changed type returned by __builtin_vec_extract_exp,
9986 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
9987 functions from "vector int" to "vector unsigned int" or from
9988 "vector long long int" to "vector unsigned long long int".
9989 Changed return type of __builtin_vec_test_data_class,
9990 __builtin_vec_test_data_class_sp, and
9991 __builtin_vec_test_data_class_dp from "vector int" to
9992 "vector bool int" or from "vector long long int" to "vector bool
9993 long long int" and changed second argument type from "unsigned
9994 int" to "int". Added new overloaded function forms "vector float
9995 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
9996 "vector float __builtin_vec_insert_exp_sp (vector float, vector
9997 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
9998 double, vector unsigned long long int)" and "vector double
9999 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
10000 long int)". Changed return type of
10001 __builtin_scalar_test_data_class and
10002 __builtin_scalar_test_data_class_sp and
10003 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
10004 int" and changed second argument from "unsigned int" to "int".
10005 Changed type returned by __builtin_scalar_test_neg,
10006 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
10007 from "int" to "bool int". Added new overloaded function form
10008 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
10009 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
10010 exponent double-precision with floating point first argument.
10011 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
10012 documentation of scalar_test_data_class, scalar_test_neg,
10013 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
10014 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
10015 vec_test_data_class built-in functions to reflect refinements in
10016 their type signatures.
10018 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
10020 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
10021 size of buf.
10022 (aarch64_elf_asm_destructor): Likewise.
10024 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
10026 PR rtl-optimization/78634
10027 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
10028 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
10029 * ifcvt.c (noce_try_cmove): Add missing cost check.
10031 PR rtl-optimization/71724
10032 * combine.c (if_then_else_cond): Look for situations where it is
10033 beneficial to undo the work of one of the recursive calls.
10035 2017-01-23 Bin Cheng <bin.cheng@arm.com>
10037 PR tree-optimization/70754
10038 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
10039 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
10040 combined stmt before it if not NULL.
10041 (combine_chains): Process refs reversely and compute dominance point
10042 for root ref.
10044 2017-01-23 Martin Liska <mliska@suse.cz>
10046 PR tree-optimization/79196
10047 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
10048 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
10049 instead of memcmp.
10050 (strlen_optimize_stmt): Call the renamed function.
10052 2017-01-23 Michael Matz <matz@suse.de>
10054 PR tree-optimization/78384
10055 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
10057 2017-01-23 Richard Biener <rguenther@suse.de>
10059 PR tree-optimization/79186
10060 * tree-vrp.c (register_new_assert_for): Make sure we've seen
10061 both incoming edges before moving an assert.
10063 2017-01-23 Martin Jambor <mjambor@suse.cz>
10065 * ipa-prop.c (load_from_param_1): Removed.
10066 (load_from_unmodified_param): Bits from load_from_param_1 put back
10067 here.
10068 (load_from_param): Removed.
10069 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
10070 with stmt. Reverted back to use of load_from_unmodified_param.
10072 2017-01-23 Martin Jambor <mjambor@suse.cz>
10074 PR ipa/79108
10075 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
10076 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
10077 field a pointer to garbage collected vector, mark lattices and
10078 ipcp_orig_node with GTY((skip)).
10079 (ipa_get_param_count): Adjust to descriptors being a pointer.
10080 (ipa_get_param): Likewise.
10081 (ipa_get_type): Likewise.
10082 (ipa_get_param_move_cost): Likewise.
10083 (ipa_set_param_used): Likewise.
10084 (ipa_get_controlled_uses): Likewise.
10085 (ipa_set_controlled_uses): Likewise.
10086 (ipa_is_param_used): Likewise.
10087 (ipa_node_params_t): Move into garbage collector. New methods insert
10088 and remove.
10089 (ipa_node_params_sum): Annotate wth GTY(()).
10090 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
10091 garbage collected.
10092 (ipa_load_from_parm_agg): Adjust declaration.
10093 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
10094 * ipa-profile.c (ipa_profile): Likewise.
10095 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
10096 (ipa_populate_param_decls): Make descriptors parameter garbage
10097 collected.
10098 (ipa_dump_param): Adjust to descriptors being a pointer.
10099 (ipa_alloc_node_params): Likewise.
10100 (ipa_initialize_node_params): Likewise.
10101 (load_from_param_1): Make descriptors parameter garbage collected.
10102 (load_from_unmodified_param): Likewise.
10103 (load_from_param): Likewise.
10104 (ipa_load_from_parm_agg): Likewise.
10105 (ipa_node_params::~ipa_node_params): Removed.
10106 (ipa_free_all_node_params): Remove call to delete operator.
10107 (ipa_node_params_t::insert): New.
10108 (ipa_node_params_t::remove): Likewise.
10109 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
10110 copy known_csts and known_contexts vectors.
10111 (ipa_read_node_info): Adjust to descriptors being a pointer.
10112 (ipcp_modif_dom_walker): Make m_descriptors field garbage
10113 collected.
10114 (ipcp_transform_function): Make descriptors variable garbage
10115 collected.
10117 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
10119 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
10120 * config/i386/avx512dqintrin.h: Ditto.
10121 * config/i386/avx512fintrin.h: Ditto.
10122 * gcc/config/i386/i386.c: Handle new builtins.
10123 * config/i386/i386-builtin.def: Add new builtins.
10124 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
10125 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
10127 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10128 Martin Liska <mliska@suse.cz>
10130 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
10131 * asan.c (asan_expand_poison_ifn): Support stores and use
10132 appropriate ASAN report function.
10133 * internal-fn.c (expand_ASAN_POISON_USE): New function.
10134 * internal-fn.def (ASAN_POISON_USE): Declare.
10135 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
10136 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
10137 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
10138 ASAN_POISON calls w/o LHS.
10139 * tree-ssa.c (execute_update_addresses_taken): Create clobber
10140 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
10141 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
10142 * gimplify.c (asan_poison_variables): Add attribute
10143 use_after_scope_memory to variables that really needs to live
10144 in memory.
10145 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
10146 having the attribute.
10148 2017-01-23 Martin Liska <mliska@suse.cz>
10150 * asan.c (create_asan_shadow_var): New function.
10151 (asan_expand_poison_ifn): Likewise.
10152 * asan.h (asan_expand_poison_ifn): New declaration.
10153 * internal-fn.c (expand_ASAN_POISON): Likewise.
10154 * internal-fn.def (ASAN_POISON): New builtin.
10155 * sanopt.c (pass_sanopt::execute): Expand
10156 asan_expand_poison_ifn.
10157 * tree-inline.c (copy_decl_for_dup_finish): Make function
10158 external.
10159 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
10160 * tree-ssa.c (is_asan_mark_p): New function.
10161 (execute_update_addresses_taken): Rewrite local variables
10162 (identified just by use-after-scope as addressable) into SSA.
10164 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10166 * doc/install.texi (Specific): opensource.apple.com uses https
10167 now. Remove trailing slash.
10169 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10171 * README.Portability: Remove note on an Irix compatibility issue.
10173 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
10175 * gcov.c (INCLUDE_ALGORITHM): Define.
10176 (INCLUDE_VECTOR): Define.
10177 No longer include <vector> and <algorithm> directly.
10179 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
10181 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
10182 to https.
10183 * doc/invoke.texi (Code Gen Options): Ditto.
10185 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
10187 PR lto/78407
10188 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
10190 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
10192 rtl-optimization/79125
10193 * cprop.c (local_cprop_pass): Handle cases where we make an
10194 unconditional trap.
10196 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
10198 PR target/61729
10199 PR target/77850
10200 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
10201 read from, for big endian.
10203 2017-01-20 Jiong Wang <jiong.wang@arm.com>
10205 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
10206 register pauth builtins for LP64 only.
10208 2017-01-20 Marek Polacek <polacek@redhat.com>
10210 PR c/79152
10211 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
10212 non-case labels.
10214 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10216 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
10217 of safelen status.
10218 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
10219 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
10220 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
10222 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10224 PR target/71270
10225 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
10226 in big-endian mode when they are not a single duplicated value.
10228 2017-01-20 Richard Biener <rguenther@suse.de>
10230 * BASE-VER: Bump to 7.0.1.
10232 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10234 * omp-low.c (omplow_simd_context): New struct. Use it...
10235 (lower_rec_simd_input_clauses): ...here and...
10236 (lower_rec_input_clauses): ...here to hold common data. Adjust all
10237 references to idx, lane, max_vf, is_simt.
10239 2017-01-20 Graham Markall <graham.markall@embecosm.com>
10241 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
10242 mcpu=nps400.
10244 2017-01-20 Martin Jambor <mjambor@suse.cz>
10246 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
10247 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
10248 gt-hsa-common.h.
10249 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
10250 (GTFILES): Rename hsa.c to hsa-common.c.
10251 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
10252 * hsa-dump.c: Likewise.
10253 * hsa-gen.c: Likewise.
10254 * hsa-regalloc.c: Likewise.
10255 * ipa-hsa.c: Likewise.
10256 * omp-expand.c: Likewise.
10257 * omp-low.c: Likewise.
10258 * toplev.c: Likewise.
10260 2017-01-20 Marek Polacek <polacek@redhat.com>
10262 PR c/64279
10263 * doc/invoke.texi: Document -Wduplicated-branches.
10264 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
10265 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
10266 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
10267 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
10268 return 0 only when not OEP_LEXICOGRAPHIC.
10269 (fold_build_cleanup_point_expr): Use the expression
10270 location when building CLEANUP_POINT_EXPR.
10271 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
10272 * tree.c (add_expr): Handle error_mark_node.
10274 2017-01-20 Martin Liska <mliska@suse.cz>
10276 PR lto/69188
10277 * tree-profile.c (init_ic_make_global_vars): Do not call
10278 finalize_decl.
10279 (gimple_init_gcov_profiler): Likewise.
10281 2017-01-20 Martin Liska <mliska@suse.cz>
10283 PR ipa/71190
10284 * cgraph.h (maybe_create_reference): Remove argument and
10285 update comment.
10286 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
10287 argument.
10288 * ipa-cp.c (create_specialized_node): Likewise.
10289 * symtab.c (symtab_node::maybe_create_reference): Handle
10290 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
10292 2017-01-20 Martin Liska <mliska@suse.cz>
10294 * read-rtl-function.c (function_reader::create_function): Use
10295 build_decl instread of build_decl_stat.
10297 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
10299 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
10300 * config/i386/avx512dqintrin.h: Ditto.
10301 * config/i386/avx512fintrin.h: Ditto.
10302 * config/i386/i386-builtin-types.def: Add new types.
10303 * gcc/config/i386/i386.c: Handle new types.
10304 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
10305 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
10306 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
10307 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
10308 (__builtin_ia32_kshiftridi): New.
10309 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
10311 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
10313 PR target/78875
10314 PR target/79140
10315 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
10316 define to rs6000_init_stack_protect_guard.
10317 (rs6000_init_stack_protect_guard): New function.
10319 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10320 Yunqiang Su <yunqiang.su@imgtec.com>
10322 * config.gcc (supported_defaults): Add madd4.
10323 (with_madd4): Add validation.
10324 (all_defaults): Add madd4.
10325 * config/mips/mips.opt (mmadd4): New option.
10326 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10327 mmadd4.
10328 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10329 __mips_no_madd4.
10330 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
10331 (ISA_HAS_FUSED_MADD4): Likewise.
10332 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
10333 * gcc/doc/install.texi (--with-madd4): Document the new option.
10335 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10337 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
10338 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
10339 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
10340 (aarch64_init_pauth_hint_builtins): New.
10341 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
10342 (aarch64_expand_builtin): Expand new builtins.
10344 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10346 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
10347 * combine-stack-adj.c (no_unhandled_cfa): Handle
10348 REG_CFA_TOGGLE_RA_MANGLE.
10349 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
10350 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
10351 info for return address signing.
10352 (aarch64_expand_epilogue): Likewise.
10354 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10356 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
10357 * config/aarch64/aarch64-protos.h
10358 (aarch64_return_address_signing_enabled): New declaration.
10359 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
10360 New function.
10361 (aarch64_expand_prologue): Sign return address before it's pushed onto
10362 stack.
10363 (aarch64_expand_epilogue): Authenticate return address fetched from
10364 stack.
10365 (aarch64_override_options): Sanity check for ILP32 and ISA level.
10366 (aarch64_attributes): New function attributes for "sign-return-address".
10367 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
10368 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
10369 ("*do_return"): Generate combined instructions according to key index.
10370 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
10371 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
10372 iterators.
10373 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
10374 * config/aarch64/aarch64.opt (msign-return-address=): New.
10375 * doc/extend.texi (AArch64 Function Attributes): Documents
10376 "sign-return-address=".
10377 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
10379 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10381 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
10382 overall option summary.
10384 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10386 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
10387 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
10388 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
10389 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
10391 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
10393 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
10394 -mpower9-minmax by default for -mcpu=power9.
10395 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
10396 128-bit floating point.
10398 2017-01-20 Alan Modra <amodra@gmail.com>
10400 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
10401 optimizing for size.
10403 2017-01-20 Alan Modra <amodra@gmail.com>
10405 PR target/79144
10406 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
10407 for strcmp and strncmp from corresponding builtin decl.
10409 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10411 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
10412 instead of i386/rtems-64.h.
10413 * config/i386/rtems-64.h: Remove.
10415 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10417 PR target/78478
10418 Revert:
10419 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
10421 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
10423 2017-01-19 Tamar Christina <tamar.christina@arm.com>
10425 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
10426 Change int to HOST_WIDE_INT.
10427 * config/aarch64/aarch64-protos.h
10428 (aarch64_simd_gen_const_vector_dup): Likewise.
10429 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
10431 2017-01-19 David Malcolm <dmalcolm@redhat.com>
10433 * langhooks-def.h (lhd_type_for_size): New decl.
10434 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
10435 * langhooks.c (lhd_type_for_size): New function, taken from
10436 lto_type_for_size.
10438 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
10440 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
10441 define_bypass for CR latency.
10442 (power9-cracked-alu): Update bypass latency and remove power9-branch.
10443 (power9-alu2): Add define_bypass for CR latency.
10444 (power9-cmp): New.
10445 (power9-mul): Update insn latency.
10446 (power9-mul-compare): Update insn latency, bypass latency and remove
10447 power9-branch.
10449 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10451 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
10452 Delete.
10453 * config/aarch64/aarch64.md
10454 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
10455 aarch64_nopcrelative_literal_loads.
10456 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
10458 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
10460 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
10461 TARGET_LOONGSON_3A.
10462 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
10464 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
10466 PR target/78176
10467 * config.gcc (supported_defaults): Add lxc1-sxc1.
10468 (with_lxc1_sxc1): Add validation.
10469 (all_defaults): Add lxc1-sxc1.
10470 * config/mips/mips.opt (mlxc1-sxc1): New option.
10471 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10472 mlxc1-sxc1.
10473 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10474 __mips_no_lxc1_sxc1.
10475 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
10476 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
10477 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
10479 2017-01-19 Richard Biener <rguenther@suse.de>
10481 PR tree-optimization/72488
10482 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
10483 sure to restore SSA info.
10484 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
10486 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
10488 PR rtl-optimization/79121
10489 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
10490 of the inner type when shifting an extended value.
10492 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10494 PR lto/78407
10495 * symtab.c (symtab_node::equal_address_to): Fix comparing of
10496 interposable aliases.
10498 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
10500 PR target/78516
10501 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
10502 Use the evmergelohi instruction.
10503 (mov_si<mode>_e500_subreg4_2_le): Likewise.
10504 (mov_sitf_e500_subreg8_2_be): Likewise.
10505 (mov_sitf_e500_subreg12_2_le): Likewise.
10506 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
10507 (mov_si<mode>_e500_subreg4_2_be): Likewise.
10508 (mov_sitf_e500_subreg8_2_le): Likewise.
10509 (mov_sitf_e500_subreg12_2_be): Likewise.
10511 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10513 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
10514 attribute from vecsimple to vecperm.
10515 (altivec_vbpermq2): Likewise.
10517 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10519 PR target/79040
10520 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
10522 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10523 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
10524 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
10525 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
10526 case where N arg is SIZE_MAX.
10527 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
10528 (cmpstrsi): Add pattern.
10530 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10532 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10533 __builtin_vec_revb builtins.
10534 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
10535 built-in functions to support generation of the ISA 3.0 XXBR<x>
10536 vector byte reverse instructions.
10537 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
10538 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
10539 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
10540 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
10541 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
10542 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
10543 (P9V_BUILTIN_VEC_REVB): Likewise.
10544 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
10545 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
10546 (p9_xxbrq_v16qi): Likewise.
10547 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
10548 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
10549 (p9_xxbrh_v8hi): Likewise.
10550 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
10551 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
10552 vec_revb built-in functions.
10554 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
10556 PR rtl-optimization/78952
10557 * config/i386/i386.md (any_extract): New code iterator.
10558 (*insvqi_2): Use any_extract for source operand.
10559 (*insvqi_3): Use any_shiftrt for source operand.
10561 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
10563 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
10564 New function.
10565 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
10567 2017-01-18 Matthias Klose <doko@ubuntu.com>
10569 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
10571 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10573 * config/rs6000/altivec.h (vec_bperm): Change #define.
10574 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
10575 (altivec_vbpermq2): New define_insn.
10576 (altivec_vbpermd): Likewise.
10577 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
10578 function interface.
10579 (VBPERMD): Likewise.
10580 (VBPERM): New polymorphic function interface.
10581 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
10582 Add entries for P9V_BUILTIN_VEC_VBPERM.
10583 * doc/extend.texi: Add interfaces for vec_bperm.
10585 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10587 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
10588 first letter of error messages.
10589 (s390_resolve_overloaded_builtin): Likewise.
10590 * config/s390/s390.c (s390_expand_builtin): Likewise.
10591 (s390_invalid_arg_for_unprototyped_fn): Likewise.
10592 (s390_valid_target_attribute_inner_p): Likewise.
10593 * config/s390/s390.md ("tabort"): Likewise.
10595 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
10597 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
10598 (ISA_AVOID_DIV_HILO): New macro.
10599 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
10600 (ISA_HAS_DDIV): Likewise.
10602 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10604 * doc/invoke.texi (fabi-version): Correct number of occurrences.
10606 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10608 * doc/invoke.texi (fabi-version): Spelling fix.
10610 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10612 PR c++/70182
10613 * doc/invoke.texi (fabi-version): Mention mangling fix for
10614 operator names.
10616 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10618 PR c++/77489
10619 * doc/invoke.texi (fabi-version): Document discriminator mangling.
10621 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
10623 PR target/78875
10624 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
10625 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
10626 the new options.
10627 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
10628 flexible settings.
10629 (stack_protect_test): Ditto.
10630 * config/rs6000/rs6000.opt (mstack-protector-guard=,
10631 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
10632 options.
10633 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
10634 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
10635 -mstack-protector-guard-offset=.
10636 (RS/6000 and PowerPC Options): Ditto.
10638 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
10640 * config/i386/i386.h (MASK_CLASS_P): New define.
10641 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
10642 there are no registers from different register sets also when
10643 mask registers are used. Update function comment.
10644 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
10645 to (*k/*r) and (*k/*km) alternatives.
10647 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
10649 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
10650 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
10651 (EH_RETURN_HANDLER_RTX): New define.
10652 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
10653 Force frame pointer in EH return functions.
10654 (aarch64_expand_epilogue): Add barrier for eh_return.
10655 (aarch64_final_eh_return_addr): Remove.
10656 (aarch64_eh_return_handler_rtx): New function.
10657 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
10658 Remove.
10659 (aarch64_eh_return_handler_rtx): New prototype.
10661 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10663 * config/rs6000/altivec.h (vec_rlmi): New #define.
10664 (vec_vrlnm): Likewise.
10665 (vec_rlnm): Likewise.
10666 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
10667 (UNSPEC_VRLNM): Likewise.
10668 (VIlong): New mode iterator.
10669 (altivec_vrl<VI_char>mi): New define_insn.
10670 (altivec_vrl<VI_char>nm): Likewise.
10671 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
10672 function entry.
10673 (VRLDNM): Likewise.
10674 (RLNM): New polymorphic function entry.
10675 (VRLWMI): New monomorphic function entry.
10676 (VRLDMI): Likewise.
10677 (RLMI): New polymorphic function entry.
10678 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
10679 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
10680 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
10681 vec_vrlnm.
10683 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10685 PR debug/78839
10686 * dwarf2out.c (field_byte_offset): Restore the
10687 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
10688 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
10689 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
10690 of build2 + fold.
10692 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10694 PR ada/67205
10695 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
10697 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10699 PR debug/71669
10700 * dwarf2out.c (add_data_member_location_attribute): For constant
10701 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
10702 instead of DW_AT_data_member_location, DW_AT_bit_offset and
10703 DW_AT_byte_size attributes.
10705 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10707 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
10708 after forcing to constant memory when the code model is medium.
10710 2017-01-17 Julia Koval <julia.koval@intel.com>
10712 PR target/76731
10713 * config/i386/avx512fintrin.h
10714 (_mm512_i32gather_ps): Change __addr type to void const*.
10715 (_mm512_mask_i32gather_ps): Ditto.
10716 (_mm512_i32gather_pd): Ditto.
10717 (_mm512_mask_i32gather_pd): Ditto.
10718 (_mm512_i64gather_ps): Ditto.
10719 (_mm512_mask_i64gather_ps): Ditto.
10720 (_mm512_i64gather_pd): Ditto.
10721 (_mm512_mask_i64gather_pd): Ditto.
10722 (_mm512_i32gather_epi32): Ditto.
10723 (_mm512_mask_i32gather_epi32): Ditto.
10724 (_mm512_i32gather_epi64): Ditto.
10725 (_mm512_mask_i32gather_epi64): Ditto.
10726 (_mm512_i64gather_epi32): Ditto.
10727 (_mm512_mask_i64gather_epi32): Ditto.
10728 (_mm512_i64gather_epi64): Ditto.
10729 (_mm512_mask_i64gather_epi64): Ditto.
10730 (_mm512_i32scatter_ps): Change __addr type to void*.
10731 (_mm512_mask_i32scatter_ps): Ditto.
10732 (_mm512_i32scatter_pd): Ditto.
10733 (_mm512_mask_i32scatter_pd): Ditto.
10734 (_mm512_i64scatter_ps): Ditto.
10735 (_mm512_mask_i64scatter_ps): Ditto.
10736 (_mm512_i64scatter_pd): Ditto.
10737 (_mm512_mask_i64scatter_pd): Ditto.
10738 (_mm512_i32scatter_epi32): Ditto.
10739 (_mm512_mask_i32scatter_epi32): Ditto.
10740 (_mm512_i32scatter_epi64): Ditto.
10741 (_mm512_mask_i32scatter_epi64): Ditto.
10742 (_mm512_i64scatter_epi32): Ditto.
10743 (_mm512_mask_i64scatter_epi32): Ditto.
10744 (_mm512_i64scatter_epi64): Ditto.
10745 (_mm512_mask_i64scatter_epi64): Ditto.
10746 * config/i386/avx512pfintrin.h
10747 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
10748 (_mm512_mask_prefetch_i32gather_ps): Ditto.
10749 (_mm512_mask_prefetch_i64gather_pd): Ditto.
10750 (_mm512_mask_prefetch_i64gather_ps): Ditto.
10751 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
10752 (_mm512_prefetch_i32scatter_ps): Ditto.
10753 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
10754 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
10755 (_mm512_prefetch_i64scatter_pd): Ditto.
10756 (_mm512_prefetch_i64scatter_ps): Ditto.
10757 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
10758 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
10759 * config/i386/avx512vlintrin.h
10760 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
10761 (_mm_mmask_i32gather_ps): Ditto.
10762 (_mm256_mmask_i32gather_pd): Ditto.
10763 (_mm_mmask_i32gather_pd): Ditto.
10764 (_mm256_mmask_i64gather_ps): Ditto.
10765 (_mm_mmask_i64gather_ps): Ditto.
10766 (_mm256_mmask_i64gather_pd): Ditto.
10767 (_mm_mmask_i64gather_pd): Ditto.
10768 (_mm256_mmask_i32gather_epi32): Ditto.
10769 (_mm_mmask_i32gather_epi32): Ditto.
10770 (_mm256_mmask_i32gather_epi64): Ditto.
10771 (_mm_mmask_i32gather_epi64): Ditto.
10772 (_mm256_mmask_i64gather_epi32): Ditto.
10773 (_mm_mmask_i64gather_epi32): Ditto.
10774 (_mm256_mmask_i64gather_epi64): Ditto.
10775 (_mm_mmask_i64gather_epi64): Ditto.
10776 (_mm256_i32scatter_ps): Change __addr type to void*.
10777 (_mm256_mask_i32scatter_ps): Ditto.
10778 (_mm_i32scatter_ps): Ditto.
10779 (_mm_mask_i32scatter_ps): Ditto.
10780 (_mm256_i32scatter_pd): Ditto.
10781 (_mm256_mask_i32scatter_pd): Ditto.
10782 (_mm_i32scatter_pd): Ditto.
10783 (_mm_mask_i32scatter_pd): Ditto.
10784 (_mm256_i64scatter_ps): Ditto.
10785 (_mm256_mask_i64scatter_ps): Ditto.
10786 (_mm_i64scatter_ps): Ditto.
10787 (_mm_mask_i64scatter_ps): Ditto.
10788 (_mm256_i64scatter_pd): Ditto.
10789 (_mm256_mask_i64scatter_pd): Ditto.
10790 (_mm_i64scatter_pd): Ditto.
10791 (_mm_mask_i64scatter_pd): Ditto.
10792 (_mm256_i32scatter_epi32): Ditto.
10793 (_mm256_mask_i32scatter_epi32): Ditto.
10794 (_mm_i32scatter_epi32): Ditto.
10795 (_mm_mask_i32scatter_epi32): Ditto.
10796 (_mm256_i32scatter_epi64): Ditto.
10797 (_mm256_mask_i32scatter_epi64): Ditto.
10798 (_mm_i32scatter_epi64): Ditto.
10799 (_mm_mask_i32scatter_epi64): Ditto.
10800 (_mm256_i64scatter_epi32): Ditto.
10801 (_mm256_mask_i64scatter_epi32): Ditto.
10802 (_mm_i64scatter_epi32): Ditto.
10803 (_mm_mask_i64scatter_epi32): Ditto.
10804 (_mm256_i64scatter_epi64): Ditto.
10805 (_mm256_mask_i64scatter_epi64): Ditto.
10806 (_mm_i64scatter_epi64): Ditto.
10807 (_mm_mask_i64scatter_epi64): Ditto.
10808 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
10809 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
10810 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
10811 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
10812 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
10813 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
10814 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
10815 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
10816 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
10817 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
10818 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
10819 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
10820 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
10821 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
10822 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
10823 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
10824 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
10825 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
10826 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
10827 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
10828 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
10829 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
10830 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
10831 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
10832 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
10833 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
10834 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
10835 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
10836 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
10837 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
10838 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
10839 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
10840 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
10841 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
10842 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
10843 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
10844 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
10845 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
10846 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
10847 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
10848 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
10849 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
10850 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
10851 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
10852 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
10853 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
10854 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
10855 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
10856 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
10857 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
10858 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
10859 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
10860 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
10861 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
10862 definitions accordingly.
10864 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
10865 Kuan-Lin Chen <kuanlinchentw@gmail.com>
10867 PR target/79079
10868 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
10869 gen_lowpart.
10871 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
10873 PR target/79058
10874 * ira-conflicts.c (ira_build_conflicts): Update total conflict
10875 hard regs for inner regno.
10877 2017-01-17 Martin Liska <mliska@suse.cz>
10879 PR ipa/71207
10880 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
10881 assumption and add comment.
10883 2017-01-17 Nathan Sidwell <nathan@acm.org>
10885 * ipa-visibility.c (localize_node): New function, broken out of ...
10886 (function_and_variable_visibility): ... here. Call it.
10888 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10890 PR middle-end/77445
10891 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
10892 correctly set frequency of oudgoing edge.
10893 (duplicate_thread_path): Fix profile updating.
10895 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10897 PR other/79046
10898 * configure.ac: Add GCC_BASE_VER.
10899 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
10900 version from BASE-VER file.
10901 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
10902 (gcc.o): Depend on $(BASEVER).
10903 * common.opt (dumpfullversion): New option.
10904 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
10905 * doc/invoke.texi: Document -dumpfullversion.
10906 * doc/install.texi: Document --with-gcc-major-version-only.
10907 * configure: Regenerated.
10909 2017-01-17 Richard Biener <rguenther@suse.de>
10911 PR tree-optimization/71433
10912 * tree-vrp.c (register_new_assert_for): Merge same asserts
10913 on all incoming edges.
10914 (process_assert_insertions_for): Handle insertions at the
10915 beginning of BBs.
10917 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
10919 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
10920 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
10922 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
10924 PR target/78633
10925 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
10926 RTL sharing.
10928 2017-01-17 Alan Modra <amodra@gmail.com>
10930 PR target/79066
10931 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
10932 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
10933 symbolic stack limit when pic.
10935 2017-01-16 Martin Sebor <msebor@redhat.com>
10937 PR tree-optimization/78608
10938 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
10940 2017-01-16 Jeff Law <law@redhat.com>
10942 Revert:
10943 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
10944 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
10945 for several include directories that may be relative to sysroot.
10946 * config/i386/x-mingw32 (gplus_includedir): Define.
10947 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
10948 (native_system_includedir): Likewise.
10949 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
10950 override if TARGET_SYSTEM_ROOT is defined.
10951 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
10953 PR tree-optimization/79090
10954 PR tree-optimization/33562
10955 PR tree-optimization/61912
10956 PR tree-optimization/77485
10957 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
10958 and computed trims into the dump file.
10960 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
10962 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
10964 2017-01-16 Jakub Jelinek <jakub@redhat.com>
10966 PR c/79089
10967 * gimplify.c (gimplify_init_constructor): If want_value and
10968 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
10969 fix.
10971 PR target/79080
10972 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
10973 sequence. Formatting fixes.
10974 (doloop_optimize): Formatting fixes.
10976 PR driver/49726
10977 * gcc.c (debug_level_greater_than_spec_func): New function.
10978 (static_spec_functions): Add debug-level-gt spec function.
10979 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
10980 !g0.
10981 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
10982 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
10983 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
10984 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
10985 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
10986 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
10988 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
10990 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
10991 QImode fixups to general and mask registers only.
10993 2017-01-16 Carl Love <cel@us.ibm.com>
10995 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
10996 for built-in functions
10997 vector signed char vec_nabs (vector signed char)
10998 vector signed short vec_nabs (vector signed short)
10999 vector signed int vec_nabs (vector signed int)
11000 vector signed long long vec_nabs (vector signed long long)
11001 vector float vec_nabs (vector float)
11002 vector double vec_nabs (vector double)
11003 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
11004 and NABS overload.
11005 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
11006 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
11007 * doc/extend.texi: Update the documentation file for the new built-in
11008 functions.
11010 2017-01-16 Martin Sebor <msebor@redhat.com>
11012 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
11013 message.
11015 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11017 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
11018 UNSPEC_VSX__XXSPLTD to require special splat handling.
11020 2017-01-16 David Malcolm <dmalcolm@redhat.com>
11022 PR bootstrap/78616
11023 * system.h: Poison strndup.
11025 2017-01-16 Alan Modra <amodra@gmail.com>
11027 PR target/79098
11028 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
11029 use a switch.
11031 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
11033 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
11035 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
11037 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
11038 call recog here. Assert that INSN_CODE (insn) is non-negative.
11040 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11042 PR target/72749
11043 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
11044 fallthrough.
11045 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
11046 in the currently scheduled RTL fragment.
11048 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11050 PR rtl-optimization/78751
11051 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
11052 give up.
11054 2017-01-14 Jeff Law <law@redhat.com>
11056 PR tree-optimization/79090
11057 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
11058 variable length stores.
11059 (compute_trims): Delete dead assignment to *trim_tail.
11060 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
11061 zero length.
11063 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
11065 PR rtl-optimization/78626
11066 PR rtl-optimization/78727
11067 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
11068 of a block, and split such blocks after everything else is finished.
11070 2017-01-14 Alan Modra <amodra@gmail.com>
11072 PR target/72749
11073 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
11074 target legitimate_combined_insn.
11075 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
11076 (rs6000_legitimate_combined_insn): New function.
11077 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
11078 all uses.
11079 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
11080 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
11081 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
11083 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
11085 * doc/frontends.texi (G++ and GCC): Remove references to Java.
11087 2017-01-13 Jeff Law <law@redhat.com>
11089 PR tree-optimization/33562
11090 PR tree-optimization/61912
11091 PR tree-optimization/77485
11092 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
11093 a statement.
11094 (delete_dead_assignment): Likewise.
11095 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
11096 statement to delete_dead_call and delete_dead_assignment.
11098 2017-01-13 David Malcolm <dmalcolm@redhat.com>
11100 PR c/78304
11101 * substring-locations.c (format_warning_va): Strengthen case 1 so
11102 that both endpoints of the substring must be within the format
11103 range for just the substring to be printed.
11105 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
11107 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
11108 * config/i386/i386.c (ix86_target_string): Add missing options
11109 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
11110 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
11111 flags_other and ix86_target_other to flags2_other. Display unknown
11112 isa2 options.
11113 (ix86_valid_target_attribute_inner_p): Add missing options and
11114 reorder options by implied ISAs, as in ix86_target_string.
11116 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11118 * hash-table.h (hash_table::too_empty_p): New function.
11119 (hash_table::expand): Use it.
11120 (hash_table::traverse): Likewise.
11121 (hash_table::empty_slot): Use sizeof (value_type) instead of
11122 sizeof (PTR) to convert bytes to elements. Shrink the table
11123 if the current size is excessive for the current number of
11124 elements.
11126 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11128 * ira-costs.c (record_reg_classes): Break from the inner loop
11129 early once alt_fail is known to be true. Update outer loop
11130 handling accordingly.
11132 2017-01-13 Jeff Law <law@redhat.com>
11134 * tree-ssa-dse.c (decrement_count): New function.
11135 (increment_start_addr, maybe_trim_memstar_call): Likewise.
11136 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
11137 when we know the partially dead statement is a mem* function.
11139 PR tree-optimization/61912
11140 PR tree-optimization/77485
11141 * tree-ssa-dse.c: Include expr.h.
11142 (maybe_trim_constructor_store): New function.
11143 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
11145 PR tree-optimization/33562
11146 PR tree-optimization/61912
11147 PR tree-optimization/77485
11148 * doc/invoke.texi: Document new dse-max-object-size param.
11149 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
11150 * tree-ssa-dse.c: Include params.h.
11151 (dse_store_status): New enum.
11152 (initialize_ao_ref_for_dse): New, partially extracted from
11153 dse_optimize_stmt.
11154 (valid_ao_ref_for_dse, normalize_ref): New.
11155 (setup_live_bytes_from_ref, compute_trims): Likewise.
11156 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
11157 (maybe_trim_partially_dead_store): Likewise.
11158 (maybe_trim_complex_store): Likewise.
11159 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
11160 Track what bytes live from the original store. Return tri-state
11161 for dead, partially dead or live.
11162 (dse_dom_walker): Add constructor, destructor and new private members.
11163 (delete_dead_call, delete_dead_assignment): New extracted from
11164 dse_optimize_stmt.
11165 (dse_optimize_stmt): Make a member of dse_dom_walker.
11166 Use initialize_ao_ref_for_dse.
11168 PR tree-optimization/33562
11169 PR tree-optimization/61912
11170 PR tree-optimization/77485
11171 * sbitmap.h (bitmap_count_bits): Prototype.
11172 (bitmap_clear_range, bitmap_set_range): Likewise.
11173 * sbitmap.c (bitmap_clear_range): New function.
11174 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
11176 2017-01-13 Martin Liska <mliska@suse.cz>
11178 PR ipa/79043
11179 * function.c (set_cfun): Add new argument force.
11180 * function.h (set_cfun): Likewise.
11181 * ipa-inline-transform.c (inline_call): Use the function when
11182 strict alising from is dropped for function we inline to.
11184 2017-01-13 Richard Biener <rguenther@suse.de>
11186 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
11187 for dumping GIMPLE INTEGER_CSTs.
11189 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11191 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
11192 to 201112L since C++17.
11194 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
11196 PR sanitizer/78887
11197 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
11198 if -fsanitize=kernel-address is present.
11200 2017-01-13 Richard Biener <rguenther@suse.de>
11202 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
11203 as _Literal ( type ) number in case usual suffixes do not
11204 preserve all information.
11206 2017-01-13 Richard Biener <rguenther@suse.de>
11208 PR tree-optimization/77283
11209 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
11210 and ssa-iterators.h.
11211 (is_feasible_trace): Implement a cost model based on joiner
11212 PHI node uses.
11214 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11216 PR target/79004
11217 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
11218 char or short to __float128/_Float128 directly.
11220 2017-01-12 Martin Sebor <msebor@redhat.com>
11222 to -Wformat-overflow.
11223 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
11224 (min_bytes_remaining): Same.
11225 (get_string_length): Same.
11226 (format_string): Same.
11227 (format_directive): Same.
11228 (add_bytes): Same.
11229 (pass_sprintf_length::handle_gimple_call): Same.
11231 2017-01-12 Jakub Jelinek <jakub@redhat.com>
11233 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
11234 info.nowrite calls with no lhs that can't throw. Return bool
11235 whether gsi_remove has been called or not.
11236 (pass_sprintf_length::handle_gimple_call): Return bool whether
11237 try_substitute_return_value called gsi_remove. Formatting fix.
11238 (pass_sprintf_length::execute): Don't use gsi_remove if
11239 handle_gimple_call returned true.
11241 PR bootstrap/79069
11242 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
11243 be removed due to side-effects, don't remove following barrier nor
11244 turn the successor edge into fallthru edge.
11246 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11248 PR target/79044
11249 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
11250 element-reversing loads and stores as not swappable.
11252 2017-01-12 Nathan Sidwell <nathan@acm.org>
11253 Nicolai Stange <nicstange@gmail.com>
11255 * combine.c (try_combine): Don't ignore result of overlap checking
11256 loop. Combine overlap & asm check into single loop.
11258 2017-01-12 Richard Biener <rguenther@suse.de>
11260 * tree-pretty-print.c (dump_generic_node): Provide -gimple
11261 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
11263 2017-01-12 Richard Biener <rguenther@suse.de>
11265 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
11266 and TS_TARGET_OPTION directly derive from TS_BASE.
11267 * tree-core.h (tree_optimization_option): Derive from tree_base.
11268 (tree_target_option): Likewise.
11270 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
11272 * config/i386/i386.c (memory_address_length): Increase len
11273 only when rip_relative_addr_p returns false.
11275 2017-01-11 Julia Koval <julia.koval@intel.com>
11277 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
11278 (OPTION_MASK_ISA_SGX_SET): New.
11279 (ix86_handle_option): Handle OPT_msgx.
11280 * config.gcc: Added sgxintrin.h.
11281 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
11282 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
11283 * config/i386/i386.c (ix86_target_string): Add -msgx.
11284 (PTA_SGX): New.
11285 (ix86_option_override_internal): Handle new options.
11286 (ix86_valid_target_attribute_inner_p): Add sgx.
11287 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
11288 * config/i386/i386.opt: Add msgx.
11289 * config/i386/sgxintrin.h: New file.
11290 * config/i386/x86intrin.h: Add sgxintrin.h.
11292 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11294 PR c++/71537
11295 * fold-const.c (maybe_nonzero_address): Return 1 for function
11296 local objects.
11297 (tree_single_nonzero_warnv_p): Don't handle function local objects
11298 here.
11300 PR c++/72813
11301 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
11302 of c-header.
11304 2017-01-11 David Malcolm <dmalcolm@redhat.com>
11306 PR driver/78877
11307 * opts.c: Include "spellcheck.h"
11308 (struct string_fragment): New struct.
11309 (struct edit_distance_traits<const string_fragment &>): New
11310 struct.
11311 (get_closest_sanitizer_option): New function.
11312 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
11314 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11316 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
11317 by 12.
11318 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
11319 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
11320 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
11321 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
11322 for initial die_offset if dwarf_split_debug_info.
11323 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
11324 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
11325 fields.
11326 (output_skeleton_debug_sections): Formatting fix. Use
11327 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
11328 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
11330 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
11332 * config/arm/cortex-a53.md: Add bypasses for
11333 cortex_a53_r2f_cvt.
11334 (cortex_a53_r2f): Only use for transfers.
11335 (cortex_a53_f2r): Likewise.
11336 (cortex_a53_r2f_cvt): Add reservation for conversions.
11337 (cortex_a53_f2r_cvt): Likewise.
11339 2017-01-11 Tamar Christina <tamar.christina@arm.com>
11341 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
11342 to all inlined functions, change static to extern.
11344 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
11346 PR target/78253
11347 * config/arm/arm.c (legitimize_pic_address): Handle reference to
11348 weak symbol.
11349 (arm_assemble_integer): Likewise.
11351 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
11353 * config.gcc: Use new awk script to check CPU, FPU and architecture
11354 parameters for --with-... options.
11355 * config/arm/parsecpu.awk: New file
11356 * config/arm/arm-cpus.in: New file.
11357 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
11358 files.
11359 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
11360 files.
11361 * config/arm/t-arm: Update dependency rules.
11362 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
11363 of processing .def files.
11364 * config/arm/genopt.sh: Deleted.
11365 * config/arm/gentune.sh: Deleted.
11366 * config/arm/arm-cores.def: Deleted.
11367 * config/arm/arm-arches.def: Deleted.
11368 * config/arm/arm-fpus.def: Deleted.
11369 * config/arm/arm-tune.md: Regenerated.
11370 * config/arm/arm-tables.opt: Regenerated.
11371 * config/arm/arm-cpu.h: New generated file.
11372 * config/arm/arm-cpu-data.h: New generated file.
11373 * config/arm/arm-cpu-cdata.h: New generated file.
11375 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
11377 PR lto/79042
11378 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
11379 bit.
11380 (input_varpool_node): Unpack dynamically_initialized bit.
11382 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
11384 PR rtl-optimization/79032
11385 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
11386 the alignment of the adjusted memory reference against that of MODE,
11387 instead of the alignment of the original memory reference.
11389 2017-01-11 Martin Jambor <mjambor@suse.cz>
11391 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
11392 test.
11393 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
11394 decorated functions.
11396 2017-01-11 Richard Biener <rguenther@suse.de>
11398 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
11399 set range/nonnull info for PHI results. Do not set it on
11400 stmts marked for removal.
11402 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
11404 * expr.c (store_field): In the bitfield case, fetch the return value
11405 from the registers before applying a single big-endian adjustment.
11406 Always do a final load for a BLKmode value not larger than a word.
11408 2017-01-10 David Malcolm <dmalcolm@redhat.com>
11410 PR c++/77949
11411 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11412 that we correctly handle column numbers greater than
11413 LINE_MAP_MAX_COLUMN_NUMBER.
11415 2017-01-10 Martin Sebor <msebor@redhat.com>
11417 PR middle-end/78245
11418 * gimple-ssa-sprintf.c (get_destination_size): Call
11419 {init,fini}object_sizes.
11420 * tree-object-size.c (addr_object_size): Adjust.
11421 (pass_through_call): Adjust.
11422 (pass_object_sizes::execute): Adjust.
11423 * tree-object-size.h (fini_object_sizes): Declare.
11425 2017-01-10 Martin Sebor <msebor@redhat.com>
11427 PR tree-optimization/78775
11428 * builtins.c (get_size_range): Move...
11429 * calls.c: ...to here.
11430 (alloc_max_size): Accept zero argument.
11431 (operand_signed_p): Remove.
11432 (maybe_warn_alloc_args_overflow): Call get_size_range.
11433 * calls.h (get_size_range): Declare.
11435 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
11437 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
11438 from TI's devices.csv file as of September 2016.
11439 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
11441 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
11443 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
11444 * doc/invoke.texi: Likewise.
11445 * doc/md.texi: Likewise.
11446 * doc/objc.texi: Likewise.
11448 2017-01-10 Joshua Conner <joshconner@google.com>
11450 * config/arm/fuchsia-elf.h: New file.
11451 * config/fuchsia.h: New file.
11452 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
11453 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
11454 targets.
11455 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
11457 2016-01-10 Richard Biener <rguenther@suse.de>
11459 PR tree-optimization/79034
11460 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
11461 Propagate out degenerate PHIs in the joiner.
11463 2017-01-10 Martin Liska <mliska@suse.cz>
11465 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
11466 (sort_congruence_classes_by_decl_uid): Likewise.
11467 (sort_congruence_class_groups_by_decl_uid): Likewise.
11468 (sem_item_optimizer::merge_classes): Sort class, groups in these
11469 classes and members in the groups by DECL_UID of declarations.
11470 This would make merge operations stable.
11472 2017-01-10 Martin Liska <mliska@suse.cz>
11474 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
11475 usage of m_classes_vec.
11476 (sem_item_optimizer::~sem_item_optimizer): Likewise.
11477 (sem_item_optimizer::get_group_by_hash): Likewise.
11478 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
11479 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
11480 (sem_item_optimizer::verify_classes): Likewise.
11481 (sem_item_optimizer::process_cong_reduction): Likewise.
11482 (sem_item_optimizer::dump_cong_classes): Likewise.
11483 (sem_item_optimizer::merge_classes): Likewise.
11484 * ipa-icf.h (congruence_class_hash): Rename from
11485 congruence_class_group_hash. Remove declaration of m_classes_vec.
11487 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
11489 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
11490 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
11491 * config.gcc: Add avx512vpopcntdqintrin.h.
11492 * config/i386/avx512vpopcntdqintrin.h: New.
11493 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
11494 * config/i386/i386-builtin-types.def: Add new types.
11495 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
11496 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
11497 __builtin_ia32_vpopcountq_v8di_mask): New.
11498 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11499 __AVX512VPOPCNTDQ__.
11500 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
11501 (PTA_AVX512VPOPCNTDQ): Define.
11502 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
11503 TARGET_AVX512VPOPCNTDQ_P): Define.
11504 * config/i386/i386.opt: Add mavx512vpopcntdq.
11505 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
11506 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
11508 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11510 PR middle-end/77484
11511 * predict.def (PRED_CALL): Set to 67.
11513 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
11515 * expr.c (store_field): In the bitfield case, if the value comes from
11516 a function call and is of an aggregate type returned in registers, do
11517 not modify the field mode; extract the value in all cases if the mode
11518 is BLKmode and the size is not larger than a word.
11520 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
11522 PR target/71017
11523 * config/i386/cpuid.h: Fix undefined behavior.
11525 2017-01-04 Jeff Law <law@redhat.com>
11527 PR tree-optimization/79007
11528 PR tree-optimization/67955
11529 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
11530 conservative for pt.null when flag_non_call_exceptions is on.
11532 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11534 PR translation/79019
11535 PR translation/79020
11536 * params.def (PARAM_INLINE_MIN_SPEEDUP,
11537 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
11538 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
11539 in descriptions.
11540 * config/avr/avr.opt (maccumulate-args): Likewise.
11541 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
11542 * common.opt (freport-bug): Likewise.
11543 * cif-code.def (CIF_FINAL_ERROR): Likewise.
11544 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
11545 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
11546 translatable string.
11547 * config/i386/i386.c (function_value_32): Likewise.
11548 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
11549 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
11550 Likewise.
11551 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
11552 * common/config/msp430/msp430-common.c (msp430_handle_option):
11553 Likewise.
11554 * symtab.c (symtab_node::verify_base): Likewise.
11555 * opts.c (set_debug_level): Likewise.
11556 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
11557 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11558 missing whitespace to translatable strings.
11559 * config/avr/avr.md (bswapsi2): Fix typo in comment.
11560 * config/sh/superh.h: Likewise.
11561 * config/i386/xopintrin.h: Likewise.
11562 * config/i386/znver1.md: Likewise.
11563 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
11564 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
11565 * double-int.h (struct double_int): Likewise.
11566 * double-int.c (div_and_round_double): Likewise.
11567 * wide-int.cc: Likewise.
11568 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
11569 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
11570 * cfgcleanup.c (crossjumps_occured): Renamed to ...
11571 (crossjumps_occurred): ... this.
11572 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
11573 Adjust all uses.
11575 PR tree-optimization/78899
11576 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
11577 returning bool return struct loop *, NULL for failure and the new
11578 loop on success.
11579 (versionable_outer_loop_p): Don't version outer loop if it has
11580 dont_vectorized bit set.
11581 (tree_if_conversion): When versioning outer loop, ensure
11582 tree_if_conversion is performed also on the inner loop of the
11583 non-vectorizable outer loop copy.
11584 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
11585 LOOP_VECTORIZED in inner loop of the scalar outer loop and
11586 prevent vectorization of it.
11587 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
11588 the outer loop vectorization of the non-scalar version is attempted
11589 before vectorization of the inner loop in scalar version. If
11590 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
11591 vectorization of its inner loop.
11592 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
11593 has 2 inner loops, rename also on edges from bb whose single pred
11594 is outer_loop->header. Fix typo in function comment.
11596 2017-01-09 Martin Sebor <msebor@redhat.com>
11598 PR bootstrap/79033
11599 * asan.c (asan_emit_stack_protection): Increase local buffer size
11600 to avoid snprintf truncation warning.
11602 2017-01-09 Andrew Pinski <apinski@cavium.com>
11604 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
11605 to reference thunderx2t99 for the tuning structure
11606 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
11607 Rename to ...
11608 (thunderx2t99_extra_costs): This.
11609 * config/aarch64/aarch64-tune.md: Regenerate.
11610 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
11611 (vulcan_addrcost_table): This.
11612 (vulcan_regmove_cost): Rename to ...
11613 (thunderx2t99_regmove_cost): This.
11614 (vulcan_vector_cost): Rename to ...
11615 (thunderx2t99_vector_cost): this.
11616 (vulcan_branch_cost): Rename to ...
11617 (thunderx2t99_branch_cost): This.
11618 (vulcan_tunings): Rename to ...
11619 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
11620 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
11622 2017-01-09 Martin Jambor <mjambor@suse.cz>
11624 PR ipa/78365
11625 PR ipa/78599
11626 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
11627 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
11628 (propagate_vr_accross_jump_function): Use the above function for all
11629 value range computations for pass-through jump functions and type
11630 converasion from explicit value range values.
11631 (ipcp_propagate_stage): Do not attempt to deduce types of formal
11632 parameters from TYPE_ARG_TYPES.
11633 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
11634 (ipa_write_node_info): Stream type of the actual argument.
11635 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
11637 2017-01-09 Martin Liska <mliska@suse.cz>
11639 PR pch/78970
11640 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
11641 (lookup_compiler): Do not show error message with have_E.
11643 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11645 PR tree-optimization/78938
11646 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
11647 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
11648 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
11649 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
11650 fixes.
11652 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11654 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
11655 is const0_rtx.
11657 2017-01-09 Richard Biener <rguenther@suse.de>
11659 PR tree-optimization/78997
11660 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
11661 name condition properly.
11663 2017-01-09 Richard Biener <rguenther@suse.de>
11665 PR debug/79000
11666 * dwarf2out.c (is_cxx): New overload with context.
11667 (is_naming_typedef_decl): Use it.
11669 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11671 * invoke.texi (Option Summary): Correct spacing in option lists
11672 and add line breaks to fix over-long lines.
11674 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11676 PR middle-end/17660
11678 * extend.texi (Common Variable Attributes): Add xref to GCC
11679 Internals manual to explain mode attribute keywords.
11681 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11683 PR other/16519
11684 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
11685 and Preprocessor Options.
11686 (Options for Linking): Document -pthread here....
11687 (RS/6000 and PowerPC Options): ...not here.
11688 (Solaris 2 Options): ...or here.
11689 * doc/cppopts.texi: Document -pthread.
11691 2017-01-08 Martin Sebor <msebor@redhat.com>
11693 PR middle-end/77708
11694 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
11695 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
11696 New member functions.
11697 (format_directive): Used them.
11698 (add_bytes): Same.
11699 (pass_sprintf_length::handle_gimple_call): Same.
11700 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
11701 to avoid truncation for any argument.
11702 (extract_affine_mul): Same.
11703 * tree.c (get_file_function_name): Same.
11705 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11707 PR middle-end/77484
11708 * predict.def (PRED_INDIR_CALL): Set to 86.
11710 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11712 PR preprocessor/54124
11713 * doc/cppopts.texi: Reformat -d subtable to list the full name
11714 of the options. Add cross-reference to the docs for the general
11715 compiler -d options.
11716 * doc/invoke.texi (Developer Options): Add cross-reference to the
11717 preprocessor-specific -d option documentation.
11719 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11721 PR preprocessor/13498
11722 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
11723 redudant material, and reflect new command-line options.
11724 (System Headers): Likewise.
11726 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11728 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
11729 -isystem, and -idirafter. Copy-edit.
11730 * doc/cppopts.texi: Copy-edit. Remove contradiction about
11731 default for -ftrack-macro-expansion. Delete obsolete and
11732 badly-formatted implementation details about -fdebug-cpp output.
11733 * doc/cppwarnopts.texi: Copy-edit.
11735 2017-01-07 David Malcolm <dmalcolm@redhat.com>
11737 PR c++/72803
11738 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11739 that the transition from a max line width >= 1<<10 to narrower
11740 lines works correctly.
11742 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
11744 * doc/options.texi (PerFunction): New.
11745 * opt-functions.awk (switch_flags): Map both Optimization and
11746 PerFunction to CL_OPTIMIZATION.
11747 * opth-gen.awk: Test for PerFunction flag along with
11748 Optimization.
11749 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
11750 it only when the latter is present. Skip those that don't in
11751 the hash function generator.
11752 * common.opt (fvar-tracking): Mark as PerFunction instead of
11753 Optimization.
11754 (fvar-tracking-assignments): Likewise.
11755 (fvar-tracking-assignments-toggle): Likewise.
11756 (fvar-tracking-uninit): Likewise.
11758 2017-01-07 Jakub Jelinek <jakub@redhat.com>
11760 PR translation/79018
11761 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
11762 the and store.
11764 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
11766 PR target/57583
11767 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
11768 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
11769 TARGET_LONG_JUMP_TABLE_OFFSETS.
11770 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
11771 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
11772 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
11773 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
11774 * config/m68k/m68k.md (tablejump expander): Likewise.
11775 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
11776 TARGET_LONG_JUMP_TABLE_OFFSETS.
11777 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
11778 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
11780 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
11781 David Holsgrove <david.holsgrove@xilinx.com>
11783 * common/config/microblaze/microblaze-common.c
11784 (TARGET_EXCEPT_UNWIND_INFO): Remove.
11785 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
11786 New prototype.
11787 * config/microblaze/microblaze.c (microblaze_must_save_register)
11788 (microblaze_expand_epilogue, microblaze_return_addr): Handle
11789 calls_eh_return.
11790 (microblaze_eh_return): New function.
11791 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
11792 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
11793 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
11794 * config/microblaze/microblaze.md (eh_return): New pattern.
11796 2017-01-06 Jakub Jelinek <jakub@redhat.com>
11798 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
11799 GCC_DIAGNOSTIC_STRINGIFY): Define.
11801 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
11803 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11805 * config/arm/arm.md (<mcrr>): New.
11806 (<mrrc>): New.
11807 * config/arm/arm.c (arm_arch5te): New.
11808 (arm_option_override): Set arm_arch5te.
11809 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
11810 and mrrc2.
11811 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
11812 (arm_mcrr_qualifiers): ... this. New.
11813 (MRRC_QUALIFIERS): Define to...
11814 (arm_mrrc_qualifiers): ... this. New.
11815 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
11816 __arm_mrrc2): New.
11817 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
11818 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
11819 (MRRCI, mrrc, MRRC): New.
11820 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
11821 VUNSPEC_MRRC2): New.
11823 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11825 * config/arm/arm.md (<mcr>): New.
11826 (<mrc>): New.
11827 * config/arm/arm.c (arm_coproc_builtin_available): Add
11828 support for mcr, mrc, mcr2 and mrc2.
11829 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
11830 (arm_mcr_qualifiers): ... this. New.
11831 (MRC_QUALIFIERS): Define to ...
11832 (arm_mrc_qualifiers): ... this. New.
11833 (MCR_QUALIFIERS): Define to ...
11834 (arm_mcr_qualifiers): ... this. New.
11835 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
11836 __arm_mrc2): New.
11837 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
11838 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
11839 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
11840 VUNSPEC_MRC2): New.
11842 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11844 * config/arm/arm.md (*ldc): New.
11845 (*stc): New.
11846 (<ldc>): New.
11847 (<stc>): New.
11848 * config/arm/arm.c (arm_coproc_builtin_available): Add
11849 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
11850 (arm_coproc_ldc_stc_legitimate_address): New.
11851 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
11852 'qualifier_const_pointer'.
11853 (LDC_QUALIFIERS): Define to...
11854 (arm_ldc_qualifiers): ... this. New.
11855 (STC_QUALIFIERS): Define to...
11856 (arm_stc_qualifiers): ... this. New.
11857 * config/arm/arm-protos.h
11858 (arm_coproc_ldc_stc_legitimate_address): New.
11859 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
11860 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
11861 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
11862 stc2, stcl, stc2l): New.
11863 * config/arm/constraints.md (Uz): New.
11864 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
11865 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
11866 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
11867 VUNSPEC_STC2L): New.
11869 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11871 * config/arm/arm.md (<cdp>): New.
11872 * config/arm/arm.c (neon_const_bounds): Rename this ...
11873 (arm_const_bounds): ... this.
11874 (arm_coproc_builtin_available): New.
11875 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
11876 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
11877 (CDP_QUALIFIERS): Define to...
11878 (arm_cdp_qualifiers): ... this. New.
11879 (void_UP): Define.
11880 (arm_expand_builtin_args): Add case for 6 arguments.
11881 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
11882 (arm_const_bounds): ... this.
11883 (arm_coproc_builtin_available): New.
11884 * config/arm/arm_acle.h (__arm_cdp): New.
11885 (__arm_cdp2): New.
11886 * config/arm/arm_acle_builtins.def (cdp): New.
11887 (cdp2): New.
11888 * config/arm/iterators.md (CDPI,CDP,cdp): New.
11889 * config/arm/neon.md: Rename all 'neon_const_bounds' to
11890 'arm_const_bounds'.
11891 * config/arm/types.md (coproc): New.
11892 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
11893 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
11894 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
11895 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
11897 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11899 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
11900 (UBINOP_QUALIFIERS): New.
11901 (si_UP): Define.
11902 (acle_builtin_data): New. Change comment.
11903 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
11904 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
11905 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
11906 arm_acle_builtins.def.
11907 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
11908 (arm_init_acle_builtins): New.
11909 (CRC32_BUILTIN): Remove.
11910 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
11911 crc32cb, crc32ch and crc32cw.
11912 (arm_init_crc32_builtins): Remove.
11913 (arm_init_builtins): Use arm_init_acle_builtins rather
11914 than arm_init_crc32_builtins.
11915 (arm_expand_acle_builtin): New.
11916 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
11917 * config/arm/arm_acle_builtins.def: New.
11919 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11921 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
11922 (arm_builtin_datum): ... this.
11923 (arm_init_neon_builtin): Rename to ...
11924 (arm_init_builtin): ... this. Add a new parameters PREFIX
11925 and USE_SIG_IN_NAME.
11926 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
11927 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
11928 'arm_builtin_datum'.
11929 (arm_init_vfp_builtins): Likewise.
11930 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
11931 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
11932 (arm_expand_neon_args): Rename to ...
11933 (arm_expand_builtin_args): ... this. Rename builtin_arg
11934 enum values and differentiate between ARG_BUILTIN_MEMORY
11935 and ARG_BUILTIN_NEON_MEMORY.
11936 (arm_expand_neon_builtin_1): Rename to ...
11937 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
11938 values, arm_expand_builtin_args and add bool parameter NEON.
11939 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
11940 (arm_expand_vfp_builtin): Likewise.
11941 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
11943 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11945 PR middle-end/77484
11946 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
11947 * predict.c (tree_estimate_probability_bb): Reverse direction of
11948 polymorphic call predictor.
11950 2017-01-06 David Malcolm <dmalcolm@redhat.com>
11952 * passes.c (execute_one_pass): Split out pass-skipping logic into...
11953 (determine_pass_name_match): ...this new function and...
11954 (should_skip_pass_p): ...this new function.
11956 2017-01-06 Nathan Sidwell <nathan@acm.org>
11958 * ipa-visibility.c (function_and_variable_visibility): Reformat
11959 comments and long lines. Remove extrneous if.
11960 * symtab.c (symtab_node::make_decl_local): Fix code format.
11961 (symtab_node::set_section_for_node): Fix comment typo.
11963 2017-01-06 Martin Liska <mliska@suse.cz>
11965 PR bootstrap/79003
11966 * lra-constraints.c: Rename invariant to lra_invariant.
11967 * predict.c (set_even_probabilities): Initialize e to NULL.
11969 2017-01-05 Martin Sebor <msebor@redhat.com>
11971 PR tree-optimization/78910
11972 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
11973 (format_integer): Correct off-by-one error in the handling
11974 of precision with negative numbers in signed conversions..
11976 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
11978 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
11980 2017-01-05 Jakub Jelinek <jakub@redhat.com>
11982 PR tree-optimization/71016
11983 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
11984 factor_out_conditional_conversion. Formatting fix.
11985 (factor_out_conditional_conversion): Add cond_stmt argument.
11986 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
11987 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
11988 Formatting fix.
11990 2017-01-05 David Malcolm <dmalcolm@redhat.com>
11992 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
11993 read-rtl-function.o, and selftest-rtl.o.
11994 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
11995 (selftest::aarch64_test_loading_full_dump): New function.
11996 (selftest::aarch64_run_selftests): New function.
11997 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
11998 selftest::aarch64_run_selftests.
11999 * config/i386/i386.c
12000 (selftest::ix86_test_loading_dump_fragment_1): New function.
12001 (selftest::ix86_test_loading_call_insn): New function.
12002 (selftest::ix86_test_loading_full_dump): New function.
12003 (selftest::ix86_test_loading_unspec): New function.
12004 (selftest::ix86_run_selftests): Call the new functions.
12005 * emit-rtl.c (maybe_set_max_label_num): New function.
12006 * emit-rtl.h (maybe_set_max_label_num): New decl.
12007 * function.c (instantiate_decls): Guard call to
12008 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
12009 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
12010 "static".
12011 * gensupport.c (gen_reader::gen_reader): Pass "false"
12012 for new "compact" param of rtx_reader.
12013 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
12014 rather than an empty string for NULL strings.
12015 * read-md.c: Potentially include config.h rather than bconfig.h.
12016 Wrap include of errors.h with #ifdef GENERATOR_FILE.
12017 (have_error): New global, copied from errors.c.
12018 (md_reader::read_name): Rename to...
12019 (md_reader::read_name_1): ...this, adding "out_loc" param,
12020 and converting "missing name or number" to returning false, rather
12021 than failing.
12022 (md_reader::read_name): Reimplement in terms of read_name_1.
12023 (md_reader::read_name_or_nil): New function.
12024 (md_reader::read_string): Handle "(nil)" by returning NULL.
12025 (md_reader::md_reader): Add new param "compact".
12026 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
12027 (md_reader::read_file): New method.
12028 * read-md.h (md_reader::md_reader): Add new param "compact".
12029 (md_reader::read_file): New method.
12030 (md_reader::is_compact): New accessor.
12031 (md_reader::read_name): Convert return type from void to file_location.
12032 (md_reader::read_name_or_nil): New decl.
12033 (md_reader::read_name_1): New decl.
12034 (md_reader::m_compact): New field.
12035 (noop_reader::noop_reader): Pass "false" for new "compact" param
12036 of rtx_reader.
12037 (rtx_reader::rtx_reader): Add new "compact" param.
12038 (rtx_reader::read_rtx_operand): Make virtual and convert return
12039 type from void to rtx.
12040 (rtx_reader::read_until): New decl.
12041 (rtx_reader::handle_any_trailing_information): New virtual function.
12042 (rtx_reader::postprocess): New virtual function.
12043 (rtx_reader::finalize_string): New virtual function.
12044 (rtx_reader::m_in_call_function_usage): New field.
12045 (rtx_reader::m_reuse_rtx_by_id): New field.
12046 * read-rtl-function.c: New file.
12047 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
12048 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
12049 (selftest::verify_three_block_rtl_cfg): New decl.
12050 * read-rtl-function.h: New file.
12051 * read-rtl.c: Potentially include config.h rather than bconfig.h.
12052 For host, include function.h, memmodel.h, and emit-rtl.h.
12053 (one_time_initialization): New function.
12054 (struct compact_insn_name): New struct.
12055 (compact_insn_names): New array.
12056 (find_code): Handle insn codes in compact dumps.
12057 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
12058 (bind_subst_iter_and_attr): Likewise.
12059 (add_condition_to_string): Likewise.
12060 (add_condition_to_rtx): Likewise.
12061 (apply_attribute_uses): Likewise.
12062 (add_current_iterators): Likewise.
12063 (apply_iterators): Likewise.
12064 (initialize_iterators): Guard usage of apply_subst_iterator with
12065 #ifdef GENERATOR_FILE.
12066 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
12067 (md_reader::read_mapping): Likewise.
12068 (add_define_attr_for_define_subst): Likewise.
12069 (add_define_subst_attr): Likewise.
12070 (read_subst_mapping): Likewise.
12071 (check_code_iterator): Likewise.
12072 (rtx_reader::read_rtx): Likewise. Move one-time initialization
12073 logic to...
12074 (one_time_initialization): New function.
12075 (rtx_reader::read_until): New method.
12076 (read_flags): New function.
12077 (parse_reg_note_name): New function.
12078 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
12079 Handle reuse_rtx ids.
12080 Wrap iterator lookup within #ifdef GENERATOR_FILE.
12081 Add parsing support for RTL dumps, mirroring the special-cases in
12082 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
12083 values, and calling handle_any_trailing_information.
12084 (rtx_reader::read_rtx_operand): Convert return type from void
12085 to rtx, returning return_rtx. Handle case 'e'. Call
12086 finalize_string on XSTR and XTMPL fields.
12087 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
12088 "(nil)" values were omitted. Call the postprocess vfunc on the
12089 return_rtx.
12090 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
12091 class ctor. Initialize m_in_call_function_usage. Call
12092 one_time_initialization.
12093 * rtl-tests.c (selftest::test_uncond_jump): Call
12094 set_new_first_and_last_insn.
12095 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
12096 * selftest-rtl.c: New file.
12097 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
12098 (selftest::get_insn_by_uid): New decl.
12099 * selftest-run-tests.c (selftest::run_tests): Call
12100 read_rtl_function_c_tests.
12101 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
12102 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
12103 dumps.
12105 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
12107 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
12108 operands in a special way. Assert that pos+len <= mode precision.
12110 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12112 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
12113 3 argument Alias with unlimited for the negative form.
12114 (fno-vect-cost-model): Removed.
12116 2017-01-05 Martin Liska <mliska@suse.cz>
12118 * hsa-gen.c (gen_hsa_divmod): New function.
12119 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
12121 2017-01-05 Martin Liska <mliska@suse.cz>
12123 PR pch/78970
12124 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
12125 header.
12127 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12129 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
12130 small constant length operands.
12132 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12134 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
12135 between loop iterations.
12137 2017-01-05 Martin Liska <mliska@suse.cz>
12139 PR sanitizer/78815
12140 * gimplify.c (gimplify_decl_expr): Compare to
12141 asan_poisoned_variables instread of checking flags.
12142 (gimplify_target_expr): Likewise.
12143 (gimplify_expr): Likewise.
12144 (gimplify_function_tree): Conditionally initialize
12145 asan_poisoned_variables.
12147 2017-01-04 Jeff Law <law@redhat.com>
12149 PR tree-optimizatin/78812
12150 * rtl.h (contains_mem_rtx_p): Prototype.
12151 * ifcvt.c (containts_mem_rtx_p): Move from here to...
12152 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
12153 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
12154 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
12155 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
12157 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12159 * input.c (assert_char_at_range): Default-initialize actual_range.
12161 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12163 * df-scan.c (df_ref_create_structure): Make regno unsigned,
12164 to match the caller.
12166 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12168 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
12169 insns after final jump in test to emit dummy move.
12171 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12173 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
12174 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
12176 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12178 * multiple_target.c (create_dispatcher_calls): Init e_next.
12179 * tree-ssa-loop-split.c (split_loop): Init border.
12180 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
12181 scalar_type.
12183 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12185 PR target/71977
12186 PR target/70568
12187 PR target/78823
12188 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
12189 (altivec_register_operand): Do not return true if the operand
12190 contains a SUBREG mixing SImode and SFmode.
12191 (vsx_register_operand): Likewise.
12192 (vsx_reg_sfsubreg_ok): New predicate.
12193 (vfloat_operand): Do not return true if the operand contains a
12194 SUBREG mixing SImode and SFmode.
12195 (vint_operand): Likewise.
12196 (vlogical_operand): Likewise.
12197 (gpc_reg_operand): Likewise.
12198 (int_reg_operand): Likewise.
12199 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
12200 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
12201 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
12202 SImode and SFmode.
12203 (rs6000_emit_move_si_sf_subreg): New helper function.
12204 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
12205 fixup SUBREGs involving SImode and SFmode.
12206 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
12207 numbers for the new peephole2 optimization.
12208 (peephole2 for SFmode unions): New peephole2 to optimize cases in
12209 the GLIBC math library that do AND/IOR/XOR operations on single
12210 precision floating point.
12211 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
12212 target macros to say whether we need to avoid SUBREGs mixing
12213 SImode and SFmode.
12214 (TARGET_ALLOW_SF_SUBREG): Likewise.
12215 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
12216 (UNSPEC_SI_FROM_SF): Likewise.
12217 (iorxor): Change spacing.
12218 (and_ior_xor): New iterator for AND, IOR, and XOR.
12219 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
12220 (movdi_from_sf_zero_ext): Likewise.
12221 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
12222 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
12223 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
12224 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
12225 (fms<mode>4): Likewise.
12226 (fnma<mode>4): Likewise.
12227 (fnms<mode>4): Likewise.
12228 (nfma<mode>4): Likewise.
12229 (nfms<mode>4): Likewise.
12231 2017-01-04 Marek Polacek <polacek@redhat.com>
12233 PR c++/64767
12234 * doc/invoke.texi: Document -Wpointer-compare.
12236 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12238 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
12239 RejectNegative.
12241 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
12242 descriptions for -gdwarf-5 and emit them as uleb128 instead of
12243 2-byte data.
12245 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
12247 PR target/78056
12248 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
12249 documentation of the powerpc_popcntb_ok attribute.
12250 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12251 code to issue warning messages if a requested CPU configuration is
12252 not supported by the binary (assembler and loader) toolchain.
12253 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
12254 made to define a built-in function that has been disabled.
12255 (paired_init_builtins): Add assertion to prevent ICE if attempt is
12256 made to define a built-in function that has been disabled.
12257 (altivec_init_builtins): Add comment explaining why definition
12258 of the DST built-in functions is not preceded by an assertion
12259 check. Add assertions to prevent ICE if attempts are made to
12260 define an altivec predicate or an abs* built-in function that has
12261 been disabled.
12262 (htm_init_builtins): Add comment explaining why definition of the
12263 htm built-in functions is not preceded by an assertion check.
12265 2017-01-04 Jeff Law <law@redhat.com>
12267 PR tree-optimizatin/67955
12268 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
12269 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
12270 the points-to solution does not include pt_null. Use DECL_PT_UID
12271 unconditionally.
12273 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
12275 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
12276 Use gen_int_mode instead of gen_lopwart for const_int operands.
12278 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12280 PR tree-optimization/71563
12281 * match.pd: Simplify X << Y into X if Y is known to be 0 or
12282 out of range value - has low bits known to be zero.
12284 2017-01-04 Alan Modra <amodra@gmail.com>
12286 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
12287 * configure: Regenerate.
12288 * config.in: Regenerate.
12290 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12292 PR bootstrap/77569
12293 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
12294 a substring of the message, but strcmp with the whole message. Ifdef
12295 ENABLE_NLS, translate the message first using dgettext.
12297 2017-01-03 Jeff Law <law@redhat.com>
12299 PR tree-optimizatin/78856
12300 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
12301 (mark_threaded_blocks): Remove code to truncate thread paths that
12302 cross multiple loop headers. Instead invalidate the cached loop
12303 iteration information and handle case of a thread path walking
12304 into an irreducible region.
12306 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12308 PR target/78900
12309 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
12310 assertions. Add support for doing the signbit if the IEEE 128-bit
12311 floating point value is in a GPR.
12312 * config/rs6000/rs6000.md (Fsignbit): Delete.
12313 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
12314 Update the length attribute if the value is in a GPR.
12315 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
12316 the sign or zero extension instruction, since the value is always 0/1.
12317 (signbit<mode>2_dm2): Delete using <Fsignbit>.
12319 PR target/78953
12320 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
12321 extracting SImode to a GPR register so that we can generate a
12322 store, limit the vector to be in a traditional Altivec register
12323 for the vextuwrx instruction.
12325 2017-01-03 Ian Lance Taylor <iant@google.com>
12327 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
12329 2017-01-03 Martin Sebor <msebor@redhat.com>
12331 PR tree-optimization/78696
12332 * gimple-ssa-sprintf.c (format_floating): Correct handling of
12333 precision. Use MPFR for %f for greater fidelity. Correct handling
12334 of %g.
12335 (pass_sprintf_length::compute_format_length): Set width and precision
12336 specified by asrerisk to void_node for vararg functions.
12337 (try_substitute_return_value): Adjust dump output.
12339 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
12341 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
12343 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
12345 * doc/invoke.texi (SPARC options): Document -mlra as the default.
12346 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
12347 -mlra/-mno-lra was passed to the compiler.
12349 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
12351 PR rtl-optimization/65618
12352 * emit-rtl.c (try_split): Move initialization of "before" and
12353 "after" to just before the call to emit_insn_after_setloc.
12355 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12357 * doc/md.texi (Standard Names): Remove reference to Java frontend.
12359 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
12361 * dwarf2out.c (gen_enumeration_type_die): When
12362 -gno-strict-dwarf, add a DW_AT_encoding attribute.
12364 2017-01-03 Jakub Jelinek <jakub@redhat.com>
12366 PR tree-optimization/78965
12367 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12368 Change first argument from const call_info & to call_info &. For %n
12369 set info.nowrite to false.
12371 PR middle-end/78901
12372 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
12373 possibly throwing calls.
12375 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
12376 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
12377 and fns handling, rather than in a separate case SSA_NAME.
12379 2017-01-02 Jeff Law <law@redhat.com>
12381 * config/darwin-driver.c (darwin_driver_init): Const-correctness
12382 fixes for first_period and second_period variables.
12384 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
12386 PR target/78967
12387 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
12388 (*insvqi_1): New insn pattern.
12389 (*insvqi_1_mem_rex64): Ditto.
12390 (*insvqi_2): Ditto.
12391 (*insvqi_3): Rename from *insvqi.
12393 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
12395 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12397 * doc/cfg.texi (Edges): Remove reference to Java.
12398 (Maintaining the CFG): Ditto.
12400 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12402 PR middle-end/77674
12403 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
12404 transparent aliases.
12406 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12408 PR middle-end/77484
12409 * predict.def (PRED_CALL): Update hitrate.
12410 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
12411 * predict.c (tree_estimate_probability_bb): Split CALL predictor
12412 into direct/indirect/polymorphic variants.
12414 2017-01-01 Jakub Jelinek <jakub@redhat.com>
12416 Update copyright years.
12418 * gcc.c (process_command): Update copyright notice dates.
12419 * gcov-dump.c (print_version): Ditto.
12420 * gcov.c (print_version): Ditto.
12421 * gcov-tool.c (print_version): Ditto.
12422 * gengtype.c (create_file): Ditto.
12423 * doc/cpp.texi: Bump @copying's copyright year.
12424 * doc/cppinternals.texi: Ditto.
12425 * doc/gcc.texi: Ditto.
12426 * doc/gccint.texi: Ditto.
12427 * doc/gcov.texi: Ditto.
12428 * doc/install.texi: Ditto.
12429 * doc/invoke.texi: Ditto.
12430 \f
12431 Copyright (C) 2017 Free Software Foundation, Inc.
12433 Copying and distribution of this file, with or without modification,
12434 are permitted in any medium without royalty provided the copyright
12435 notice and this notice are preserved.