1 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
4 * config/rs6000/rs6000.md (*vector_uneq<mode>): Write the nor in the
5 splitter result in the canonical way.
7 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
10 also for 32bit target. Update insn attributes.
11 (zero-extendsidi2 splitter): Allow all registers for operand 1.
13 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
15 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
16 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
17 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
18 (_mm_maskz_min_ss): New intrinsics.
20 2017-05-31 Martin Liska <mliska@suse.cz>
22 * tree-vect-loop.c (vect_create_epilog_for_reduction):
23 Change comment style to one we normally use.
24 (vectorizable_reduction): Likewise.
25 (vectorizable_induction): Likewise.
26 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
27 (vectorizable_call): Likewise.
28 (vectorizable_simd_clone_call): Likewise.
29 (vectorizable_conversion): Likewise.
30 (vectorizable_assignment): Likewise.
31 (vectorizable_shift): Likewise.
32 (vectorizable_operation): Likewise.
33 (vectorizable_store): Likewise.
34 (vectorizable_load): Likewise.
35 * tree-vectorizer.h: Likewise.
37 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
39 * passes.c (emergency_dump_function): New.
40 * tree-pass.h (emergency_dump_function): Declare.
41 * plugin.c (plugins_internal_error_function): Remove.
42 * plugin.h (plugins_internal_error_function): Remove declaration.
43 * toplev.c (internal_error_function): New static function. Use it...
44 (general_init): ...here.
46 2017-05-31 Graham Markall <graham.markall@embecosm.com>
48 * config/arc/arc.c (arc_print_operand): Handle constant operands.
49 (arc_rtx_costs): Add costs for new patterns.
50 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
51 * config/arc/predicates.md: Add _1_2_3_operand predicate.
53 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
55 * tree-ssa-strlen.c (get_next_strinfo): New function.
56 (get_stridx_plus_constant): Use it.
57 (zero_length_string): Likewise.
58 (adjust_related_strinfos): Likewise.
59 (adjust_last_stmt): Likewise.
61 2017-05-31 Richard Biener <rguenther@suse.de>
64 * config/i386/i386.c (ix86_expand_builtin): Remove assert
65 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
67 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
69 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
70 loop_vinfo argument and use of dependence distance vectors.
71 Check instead whether the two references differ only in their
72 initial value and assume that they have the same alignment if the
73 difference is a multiple of the vector alignment.
74 (vect_analyze_data_refs_alignment): Update call accordingly.
76 2017-05-31 Martin Liska <mliska@suse.cz>
79 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
81 2017-05-31 Bin Cheng <bin.cheng@arm.com>
83 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
84 (create_intersect_range_checks): Move from ...
85 * tree-data-ref.c (create_intersect_range_checks_index)
86 (create_intersect_range_checks): ... to here.
87 (create_runtime_alias_checks): New function factored from ...
88 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
89 here. Call above function.
90 * tree-data-ref.h (create_runtime_alias_checks): New function.
92 2017-05-31 Bin Cheng <bin.cheng@arm.com>
94 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
95 segment length for dr_b and compute it in wide_int.
97 2017-05-31 Richard Biener <rguenther@suse.de>
99 PR tree-optimization/80906
100 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
101 and pass through iv_map.
102 (copy_bb_and_scalar_dependences): Adjust.
103 (translate_pending_phi_nodes): Likewise.
104 (copy_loop_close_phi_args): Handle code-generating IVs instead
107 2017-05-30 David Malcolm <dmalcolm@redhat.com>
109 * diagnostic-color.c (color_dict): Add "type-diff".
110 (parse_gcc_colors): Update comment.
111 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
112 -fdiagnostics-show-template-tree and -fno-elide-type.
113 (GCC_COLORS): Add type-diff to example.
115 (-fdiagnostics-show-template-tree): New.
116 (-fno-elide-type): New.
117 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
118 the pp_format_decoder callback. Call any m_format_postprocessor's
120 (pretty_printer::pretty_printer): Initialize
121 m_format_postprocessor.
122 (pretty_printer::~pretty_printer): Delete any
123 m_format_postprocessor.
124 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
125 (class format_postprocessor): New class.
126 (struct pretty_printer::format_decoder): Document the new parameters.
127 (struct pretty_printer::m_format_postprocessor): New field.
128 * tree-diagnostic.c (default_tree_printer): Update for new
129 bool and const char ** params.
130 * tree-diagnostic.h (default_tree_printer): Likewise.
132 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
134 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
135 (lwa_operand): Delete rs6000_gen_cell_microcode test.
136 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
137 rs6000_gen_cell_microcode code.
138 (rs6000_final_prescan_insn): Delete.
139 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
140 "warn-cell-microcode" entries.
141 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
142 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
143 throughout. Change cc_reg_not_micro_cr0_operand to
144 cc_reg_not_cr0_operand throughout.
145 (*extendhi<mode>2_noload): Delete.
146 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
147 (mwarn-cell-microcode): Delete.
148 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
149 -mgen-cell-microcode and -mwarn-cell-microcode.
151 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
154 * config/i386/constraints.md (Yd): New constraint.
156 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
157 and (?Yd, r) alternatives. Update insn attributes.
158 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
159 and (?*Yd, r) alternatives. Update insn attributes.
160 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
162 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
164 * gimplify.c (gimplify_modify_expr): Don't create a
165 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
168 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
170 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
172 2017-05-30 Richard Biener <rguenther@suse.de>
174 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
175 and reduc_def fields.
176 (STMT_VINFO_REDUC_TYPE): New define.
177 (STMT_VINFO_REDUC_DEF): Likewise.
178 (vect_force_simple_reduction): Adjust prototype.
179 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
180 (vect_is_simple_reduction): Remove check_reduction argument.
181 (vect_force_simple_reduction): Adjust and set
182 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
183 (vectorizable_reduction): Do not re-do reduction analysis
184 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
185 * tree-parloops.c (gather_scalar_reductions): Adjust.
187 2017-05-30 Richard Biener <rguenther@suse.de>
190 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
193 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
195 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
196 Introduce unknown_misalignment parameter and remove vf.
197 (vect_peeling_hash_get_lowest_cost):
198 Pass unknown_misalignment parameter.
199 (vect_enhance_data_refs_alignment):
200 Fix unsupportable data ref treatment.
202 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
204 * tree-vect-data-refs.c (vect_get_data_access_cost):
205 Workaround for SLP handling.
206 (vect_enhance_data_refs_alignment):
207 Compute costs for doing no peeling at all, compare to the best
208 peeling costs so far and avoid peeling if cheaper.
210 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
212 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
213 Return peeling info and set costs to zero for unlimited cost
215 (vect_enhance_data_refs_alignment): Also inspect all datarefs
216 with unknown misalignment. Compute and costs for unknown
217 misalignment, compare them to the costs for known misalignment
218 and choose the cheapest for peeling.
220 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
222 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
223 (vect_get_peeling_costs_all_drs): Create function.
224 (vect_peeling_hash_get_lowest_cost):
225 Use vect_get_peeling_costs_all_drs.
226 (vect_peeling_supportable): Create function.
227 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
229 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
231 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
232 DR_HAS_NEGATIVE_STEP.
233 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
234 (vect_enhance_data_refs_alignment): Use.
235 (vect_duplicate_ssa_name_ptr_info): Use.
236 * tree-vectorizer.h (dr_misalignment): Use.
237 (known_alignment_for_access_p): Use.
239 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
242 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
244 (has_section_name): New function.
246 2017-05-30 Martin Liska <mliska@suse.cz>
249 * auto-profile.c (get_function_decl_from_block): Fix
252 2017-05-30 Richard Biener <rguenther@suse.de>
255 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
257 2017-05-30 Martin Liska <mliska@suse.cz>
259 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
260 * dumpfile.h (struct dump_file_info): Remove ctors.
262 2017-05-30 Martin Liska <mliska@suse.cz>
264 * predict.def: Fix GNU coding style.
266 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
268 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
269 Mark 'to' argument with ATTRIBUTE_UNUSED.
271 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
273 * config/xtensa/xtensa.c (xtensa_emit_call): Use
274 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
275 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
278 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
280 * doc/install.texi (Options specification): Restore entry of
281 --enable-sjlj-exceptions.
283 2017-05-27 Michael Eager <eager@eagercon.com>
286 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
288 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
290 * config/microblaze/microblaze.h
291 (FIXED_REGISTERS): Update in macro.
292 (CALL_USED_REGISTERS): Update in macro.
294 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
296 * doc/install.texi: Add links to macOS binary distributions.
298 2017-05-27 Jakub Jelinek <jakub@redhat.com>
302 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
304 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
306 2017-05-26 Martin Liska <mliska@suse.cz>
308 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
310 2017-05-26 Martin Liska <mliska@suse.cz>
312 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
313 always leading ';; '.
314 (dump_bb_info): Likewise.
315 (brief_dump_cfg): Likewise.
316 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
317 * dumpfile.c: Remove usage of TDF_VERBOSE.
318 * dumpfile.h (enum dump_kind): Likewise.
319 (dump_gimple_bb_header): Do not use TDF_COMMENT.
320 * print-tree.c (debug_verbose): Remove.
321 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
322 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
323 * tree-diagnostic.c (default_tree_printer): Replace
324 TDF_DIAGNOSTIC with TDF_SLIM.
326 2017-05-26 Bin Cheng <bin.cheng@arm.com>
328 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
329 in parameter loop, rather than loop_vinfo.
330 (create_intersect_range_checks): Ditto.
331 (vect_create_cond_for_alias_checks): Update call to above functions.
333 2017-05-26 Bin Cheng <bin.cheng@arm.com>
335 PR tree-optimization/80815
336 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
337 for merging runtime alias checks. Handle negative DR_STEPs.
339 2017-05-26 Bin Cheng <bin.cheng@arm.com>
341 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
343 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
344 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
345 out code pruning runtime alias checks.
346 * tree-data-ref.c (prune_runtime_alias_test_list): New function
347 factored out from above.
348 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
350 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
352 (prune_runtime_alias_test_list): New decalaration.
354 2017-05-26 Bin Cheng <bin.cheng@arm.com>
356 * tree-vect-data-refs.c (compare_tree): Rename and move ...
357 * tree-data-ref.c (data_ref_compare_tree): ... to here.
358 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
359 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
360 (operator==, comp_dr_with_seg_len_pair): Ditto.
361 (vect_prune_runtime_alias_test_list): Ditto.
363 2017-05-26 Martin Liska <mliska@suse.cz>
366 * params.def: Bound partial-inlining-entry-probability param.
368 2017-05-26 Marek Polacek <polacek@redhat.com>
371 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
374 2017-05-26 Richard Biener <rguenther@suse.de>
376 PR tree-optimization/80842
377 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
380 2017-05-26 Richard Biener <rguenther@suse.de>
382 PR tree-optimization/80844
383 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
385 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
387 * doc/md.texi (Machine Constraints): Update x86 family
388 machine constraints section to match 'config/i386/constraints.md'.
390 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
392 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
394 2017-05-25 Nathan Sidwell <nathan@acm.org>
396 * doc/invoke.texi (--enable-languages): Update documentation.
398 2017-05-25 Martin Liska <mliska@suse.cz>
400 * dumpfile.c: Add TDF_FOLDING.
401 * dumpfile.h (enum dump_kind): Likewise.
402 * genmatch.c (dt_simplify::gen_1): Use it.
404 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
406 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
408 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
410 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
411 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
413 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
415 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
416 * match.pd (X == C): Rewrite it here.
417 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
418 with_certain_nonzero_bits2): New predicates.
419 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
421 2017-05-24 Nathan Sidwell <nathan@acm.org>
423 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
426 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
429 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
431 * config/powerpcspe: New port. Files are copied from the rs6000
432 port, with "rs6000" in filenames replaced by "powerpcspe".
434 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
436 PR rtl-optimization/80754
437 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
439 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
441 * config/sparc/sparc.md (length): Return the correct value for -mflat
442 sibcalls to match output_sibcall.
444 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
448 * config/rs6000/rs6000.c (struct machine_function): Add new field
450 (rs6000_get_separate_components): Init that field, use it.
451 (rs6000_components_for_bb): Use the field.
453 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
455 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
457 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
460 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
462 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
465 * config/s390/s390.c (s390_check_qrst_address): Check incoming
466 address against address_operand predicate.
467 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
469 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
471 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
472 parameters passed indirectly.
474 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/i386.md (*movdi_internal): Remove SSE4
477 alternative 18 (?r, *v). Update insn attributes.
478 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
479 Update insn attributes.
480 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
481 Update insn attributes.
482 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
483 alternative 1 (r, v). Remove isa attribute.
484 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
485 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
486 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
488 2017-05-23 Tom de Vries <tom@codesourcery.com>
490 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
493 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
495 * cgraphunit.c (symbol_table::process_new_functions): Update.
496 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
497 (inline_generate_summary): Rename to ...
498 (ipa_fn_summary_generate): ... this one.
499 (inline_read_summary): Rename to ...
500 (ipa_fn_summary_read): ... this one.
501 (inline_write_summary): Rename to ...
502 (ipa_fn_summary_write): ... this one.
503 (inline_free_summary): Rename to ...
504 (ipa_free_fn_summary): ... this one.
505 (pass_data_local_fn_summary, pass_local_fn_summary,
506 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
507 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
508 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
509 make_pass_ipa_fn_summary): New.
510 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
511 inline_write_summary, inline_free_summary): Remove.
512 (ipa_free_fn_summary) : New.
513 * ipa-inline.c (ipa_inline): Update.
514 (pass_ipa_inline): Do not generate summaries.
515 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
517 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
518 and add pass_ipa_fn_summary.
519 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
521 (make_pass_inline_parameters): Remove.
523 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
525 * omp-low.c (struct omp_context): Remove "default_kind" member.
528 * omp-offload.c (execute_oacc_device_lower): Remove the
529 parallelism dimensions function attributes for unparallelized
530 OpenACC kernels constructs.
532 2017-05-23 Martin Liska <mliska@suse.cz>
534 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
536 (cgraph_edge::make_speculative): Likewise.
537 (cgraph_edge::resolve_speculation): Likewise.
538 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
539 (cgraph_node::dump): Likewise.
540 * cgraph.h: Likewise.
541 * cgraphunit.c (analyze_functions): Likewise.
542 (symbol_table::compile): Likewise.
543 * ipa-cp.c (print_all_lattices): Likewise.
544 (determine_versionability): Likewise.
545 (initialize_node_lattices): Likewise.
546 (ipcp_verify_propagated_values): Likewise.
547 (estimate_local_effects): Likewise.
548 (update_profiling_info): Likewise.
549 (create_specialized_node): Likewise.
550 (perhaps_add_new_callers): Likewise.
551 (decide_about_value): Likewise.
552 (decide_whether_version_node): Likewise.
553 (identify_dead_nodes): Likewise.
554 (ipcp_store_bits_results): Likewise.
555 * ipa-devirt.c (dump_targets): Likewise.
556 (ipa_devirt): Likewise.
557 * ipa-icf.c (sem_item::dump): Likewise.
558 (sem_function::equals): Likewise.
559 (sem_variable::equals): Likewise.
560 (sem_item_optimizer::read_section): Likewise.
561 (sem_item_optimizer::execute): Likewise.
562 (congruence_class::dump): Likewise.
563 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
564 (dump_inline_summary): Likewise.
565 (estimate_node_size_and_time): Likewise.
566 (inline_analyze_function): Likewise.
567 * ipa-inline-transform.c (inline_call): Likewise.
568 * ipa-inline.c (report_inline_failed_reason): Likewise.
569 (want_early_inline_function_p): Likewise.
570 (edge_badness): Likewise.
571 (update_edge_key): Likewise.
572 (inline_small_functions): Likewise.
573 * ipa-profile.c (ipa_profile): Likewise.
574 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
575 (ipa_make_edge_direct_to_target): Likewise.
576 (remove_described_reference): Likewise.
577 (ipa_impossible_devirt_target): Likewise.
578 (propagate_controlled_uses): Likewise.
579 (ipa_print_node_params): Likewise.
580 (ipcp_transform_function): Likewise.
581 * ipa-pure-const.c (pure_const_read_summary): Likewise.
582 (propagate_pure_const): Likewise.
583 * ipa-reference.c (generate_summary): Likewise.
584 (read_write_all_from_decl): Likewise.
585 (propagate): Likewise.
586 (ipa_reference_read_optimization_summary): Likewise.
587 * ipa-utils.c (ipa_merge_profiles): Likewise.
588 * ipa.c (walk_polymorphic_call_targets): Likewise.
589 (symbol_table::remove_unreachable_nodes): Likewise.
590 (ipa_single_use): Likewise.
591 * passes.c (execute_todo): Likewise.
592 * predict.c (drop_profile): Likewise.
593 * symtab.c (symtab_node::get_dump_name): New function.
594 (symtab_node::dump_name): Likewise.
595 (symtab_node::dump_asm_name): Likewise.
596 (symtab_node::dump_references): Likewise.
597 (symtab_node::dump_referring): Likewise.
598 (symtab_node::dump_base): Likewise.
599 (symtab_node::debug_symtab): Likewise.
600 * tree-sra.c (convert_callers_for_node): Likewise.
601 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
602 * value-prof.c (init_node_map): Likewise.
604 2017-05-23 Martin Liska <mliska@suse.cz>
606 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
607 and symtab_node::debug_symtab to symbol_table::debug.
608 * cgraphunit.c (analyze_functions): Use the renamed function.
609 (symbol_table::compile): Likewise.
610 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
611 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
612 * passes.c (execute_todo): Likewise.
613 * symtab.c (symbol_table::dump): New function.
614 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
616 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
618 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
619 that nonconst implies exec.
621 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
623 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
624 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
625 (inline_edge_summary_vec): Turn into ...
626 (ipa_call_summaries): ... this one.
627 (redirect_to_unreachable, edge_set_predicate,
628 evaluate_properties_for_edge, inline_summary_alloc,
629 reset_ipa_call_summary, reset_inline_summary,
630 inline_summary_t::duplicate): Update.
631 (inline_edge_duplication_hook): Turn to ...
632 (ipa_call_summary_t::duplicate): ... this one.
633 (inline_edge_removal_hook): Turn to ...
634 (ipa_call_summary_t::remove): ... this one.
635 (dump_inline_edge_summary): Turn to ...
636 (dump_ipa_call_summary): ... this one.
637 (estimate_function_body_sizes): Update.
638 (inline_update_callee_summaries): Update.
639 (remap_edge_change_prob): Update.
640 (remap_edge_summaries): Update.
641 (inline_merge_summary): Update.
642 (do_estimate_edge_time): Update.
643 (inline_generate_summary): Update.
644 (inline_read_section): Update.
645 (inline_read_summary): Update.
646 (inline_free_summary): Update.
647 * ipa-inline.c (can_inline_edge_p): Update.
648 (compute_inlined_call_time): Update.
649 (want_inline_small_function_p): Update.
650 (edge_badness): Update.
651 (early_inliner): Update.
652 * ipa-inline.h (inline_edge_summary): Turn to ...
653 (ipa_call_summary): ... this one.
654 (ipa_call_summary_t): New class.
655 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
656 (ipa_call_summaries): New.
657 (inline_edge_summary): Remove.
658 (estimate_edge_growth): Update.
659 * ipa-profile.c (ipa_propagate_frequency_1): Update.
660 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
661 * ipa-split.c (execute_split_functions): Update.
662 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
664 2017-05-23 Tom de Vries <tom@codesourcery.com>
666 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
667 attributes): Document rdrand effective target.
669 2017-05-23 Tom de Vries <tom@codesourcery.com>
671 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
672 attributes): Sort alphabetically.
674 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
676 * config/avr/genmultilib.awk: Use gsub instead of gensub.
678 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
681 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
682 V2DF/V2DI splat into two separate patterns, one that handles
683 registers, and the other that only handles memory. Drop support
684 for splatting from a GPR on ISA 2.07 and then splitting the
685 splat into direct move and splat.
686 (vsx_splat_<mode>_reg): Likewise.
687 (vsx_splat_<mode>_mem): Likewise.
689 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
691 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
693 2017-05-22 Jakub Jelinek <jakub@redhat.com>
696 * omp-low.c (finish_taskreg_remap): New function.
697 (finish_taskreg_scan): If unit size of ctx->record_type
698 is non-constant, unshare the size expression and replace
699 decls in it with possible outer var refs.
702 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
703 GOVD_SHARED rather than GOVD_PRIVATE with it.
704 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
705 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
708 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
709 as last argument to build_outer_var_ref for pointer bases of array
712 2017-05-19 Martin Sebor <msebor@redhat.com>
714 * print-tree.c (print_node): Print DECL_READ_P flag.
716 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
718 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
719 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
720 * cgraph.c: Likewise.
721 * cgraphunit.c: Likewise.
722 * gengtype.c: Likewise.
723 * ipa-cp.c: Likewise.
724 * ipa-devirt.c: Likewise.
725 * ipa-icf.c: Likewise.
726 * ipa-predicate.c: Likewise.
727 * ipa-profile.c: Likewise.
728 * ipa-prop.c: Likewise.
729 * ipa-split.c: Likewise.
731 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
732 edge_predicate_pool, dump_inline_hints,
733 inline_summary::account_size_time, redirect_to_unreachable,
734 edge_set_predicate, set_hint_predicate,
735 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
736 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
737 inline_summary_t::remove, remap_hint_predicate_after_duplication,
738 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
739 ipa_call_summary_t::remove, initialize_growth_caches,
740 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
741 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
742 mark_modified, unmodified_parm_1, unmodified_parm,
743 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
744 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
745 compute_bb_predicates, will_be_nonconstant_expr_predicate,
746 will_be_nonconstant_predicate, record_modified_bb_info,
747 get_minimal_bb, record_modified, param_change_prob,
748 phi_result_unknown_predicate, predicate_for_phi_result,
749 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
750 estimate_function_body_sizes, compute_inline_parameters,
751 compute_inline_parameters_for_curren, pass_data_inline_parameters,
752 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
753 inline_update_callee_summaries, remap_edge_change_prob,
754 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
755 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
756 inline_analyze_function, inline_summary_t::insert,
757 inline_generate_summary, read_ipa_call_summary, inline_read_section,
758 inline_read_summary, write_ipa_call_summary, inline_write_summary,
759 inline_free_summary): Move to ipa-fnsummary.h
760 (predicate_t): Remove.
761 * ipa-fnsummary.c: New file.
762 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
763 (enum inline_hints_vals, inline_hints, agg_position_info,
764 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
765 inline_summaries, ipa_call_summary, ipa_call_summary_t,
766 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
767 dump_inline_summary, dump_inline_hints, inline_generate_summary,
768 inline_read_summary, inline_write_summary, inline_free_summary,
769 inline_analyze_function, initialize_inline_failed,
770 inline_merge_summary, inline_update_overall_summary,
771 compute_inline_parameters): Move to ipa-fnsummary.h
772 * ipa-fnsummary.h: New file.
773 * ipa-inline-transform.h: Include ipa-inline.h.
774 * ipa-inline.c: LIkewise.
776 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
778 * ipa-inline.c (edge_badness): Use inlined_time instead of
779 inline_summaries->get.
781 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
783 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
785 2017-05-22 Nathan Sidwell <nathan@acm.org>
787 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
788 (fdump-lang): Document 'raw' option.
789 * dumpfile.h (TDI_tu): Delete.
790 * dumpfile.c (dump_files): Remove translation-unit.
791 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
793 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
795 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
796 command option from $(AWK) call.
797 * config/avr/genmultilib.awk: Simplify and rewrite so that it
798 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
799 [FORMAT]: Remove handling of variable.
800 * config/avr/t-multilib: Regenerate.
802 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
804 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
806 (dump_inline_summary): Do not print self_time.
807 (estimate_function_body_sizes): Do not set self_time.
808 (compute_inline_parameters): Likewise.
809 (inline_read_section, inline_write_summary): Do not stream self_time.
810 * ipa-inline.h (inline_summary): Drop self_time.
812 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
814 * ipa-inline-analysis.c (account_size_time): Rename to ...
815 (inline_summary::account_size_time): ... this one.
816 (reset_ipa_call_summary): Turn to ...
817 (ipa_call_summary::reset): ... this one.
818 (reset_inline_summary): Turn to ...
819 (inline_summary::reset): ... this one.
820 (inline_summary_t::remove): Update.
821 (inline_summary_t::duplicate): Update.
822 (ipa_call_summary_t::remove): Update.
823 (dump_inline_summary): Update.
824 (estimate_function_body_sizes): Update.
825 (compute_inline_parameters): Update.
826 (estimate_node_size_and_time): Update.
827 (inline_merge_summary): Update.
828 (inline_update_overall_summary): Update.
829 (inline_read_section): Update.
830 (inline_write_summary): Update.
831 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
832 add account_size_time and reset member functions.
833 (ipa_call_summary): Add reset function.
834 * ipa-predicate.h (predicate::operator &): Constify.
836 2017-05-22 Richard Biener <rguenther@suse.de>
838 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
840 2017-05-19 Jason Merrill <jason@redhat.com>
842 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
844 2017-05-19 Marek Polacek <polacek@redhat.com>
847 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
848 TYPE_OVERFLOW_WRAPS checks.
850 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
852 * tree-core.h (enum omp_clause_default_kind): Add
853 "OMP_CLAUSE_DEFAULT_PRESENT".
854 * tree-pretty-print.c (dump_omp_clause): Handle it.
855 * gimplify.c (enum gimplify_omp_var_data): Add
856 "GOVD_MAP_FORCE_PRESENT".
857 (gimplify_adjust_omp_clauses_1): Map it to
858 "GOMP_MAP_FORCE_PRESENT".
859 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
861 * gimplify.c (oacc_default_clause): Clarify.
863 2017-05-19 Nathan Sidwell <nathan@acm.org>
865 LANG_HOOK_REGISTER_DUMPS
866 * toplev.c (general_init): Call register dump lang hook.
867 * doc/invoke.texi: Document -fdump-lang option family.
868 * dumpfile.c (dump_files): Remove class dump here.
869 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
870 * dumpfile.h (tree_dump_index): Remove TDI_class.
871 * langhooks-def.h (lhd_register_dumps): Declare.
872 (LANG_HOOKS_REGISTER_DUMPS): Define.
873 (LANG_HOOKS_INITIALIZER): Add it.
874 * langhooks.c (lhd_register_dumps): Define.
875 * langhooks.h (struct lang_hooks): Add register_dumps.
877 2017-05-19 Nathan Sidwell <nathan@acm.org>
879 * context.h (context::set_passes): New.
880 * context.c (context::context): Do not create pass manager.
881 * toplev.c (general_init): Create pass manager here.
883 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
885 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
886 use this splitter if two add or or instructions would also work for
887 the constant we want to generate.
889 2017-05-19 Richard Biener <rguenther@suse.de>
892 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
893 predicate evaluation.
895 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
897 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
899 * ipa-inline.c (want_inline_small_function_p): Do not cast to
902 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
904 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
905 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
906 (inline_edge_summary_vec): Turn into ...
907 (ipa_call_summaries): ... this one.
908 (redirect_to_unreachable, edge_set_predicate,
909 evaluate_properties_for_edge, inline_summary_alloc,
910 reset_ipa_call_summary, reset_inline_summary,
911 inline_summary_t::duplicate): Update.
912 (inline_edge_duplication_hook): Turn to ...
913 (ipa_call_summary_t::duplicate): ... this one.
914 (inline_edge_removal_hook): Turn to ...
915 (ipa_call_summary_t::remove): ... this one.
916 (dump_inline_edge_summary): Turn to ...
917 (dump_ipa_call_summary): ... this one.
918 (estimate_function_body_sizes): Update.
919 (inline_update_callee_summaries): Update.
920 (remap_edge_change_prob): Update.
921 (remap_edge_summaries): Update.
922 (inline_merge_summary): Update.
923 (do_estimate_edge_time): Update.
924 (inline_generate_summary): Update.
925 (inline_read_section): Update.
926 (inline_read_summary): Update.
927 (inline_free_summary): Update.
928 * ipa-inline.c (can_inline_edge_p): Update.
929 (compute_inlined_call_time): Update.
930 (want_inline_small_function_p): Update.
931 (edge_badness): Update.
932 (early_inliner): Update.
933 * ipa-inline.h (inline_edge_summary): Turn to ...
934 (ipa_call_summary): ... this one.
935 (ipa_call_summary_t): New class.
936 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
937 (ipa_call_summaries): New.
938 (inline_edge_summary): Remove.
939 (estimate_edge_growth): Update.
940 * ipa-profile.c (ipa_propagate_frequency_1): Update.
941 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
942 * ipa-split.c (execute_split_functions): Update.
943 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
945 2017-05-19 Richard Biener <rguenther@suse.de>
948 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
950 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
952 * config/rs6000/rs6000.c (struct machine_function): Add field
953 fpr_is_wrapped_separately.
954 (rs6000_get_separate_components): Use 64 components. Handle the
956 (rs6000_components_for_bb): Handle the FPR components.
957 (rs6000_emit_prologue_components): Handle the FPR components.
958 (rs6000_emit_epilogue_components): Handle the FPR components.
959 (rs6000_set_handled_components): Handle the FPR components.
960 (rs6000_emit_prologue): Don't output prologue code for those FPRs
961 that are already separately shrink-wrapped.
962 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
963 that are already separately shrink-wrapped.
965 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
968 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
971 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
972 (define_peephole2 for Altivec d-form load): Add peepholes to catch
973 cases where the register allocator uses a move and an offsettable
974 memory operation to/from a FPR register on ISA 2.06/2.07.
975 (define_peephole2 for Altivec d-form store): Likewise.
977 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
980 * config/i386/mmx.md (*mov<mode>_internal): Enable
981 alternatives 11, 12, 13 and 14 also for 32bit targets.
982 Remove alternatives 15, 16, 17 and 18.
983 * config/i386/sse.md (vec_concatv2di): Change
984 alternative (!x, *y) to (x, ?!*Yn).
986 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
988 * dumpfile.h (enum dump_kind): Remove stray comma.
990 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
992 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
993 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
994 predicate::num_conditions
995 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
996 (CHANGED): turn into predicate::changed.
997 (agg_position_info): Move to ipa-predicate.h
998 (add_condition, predicate::add_clause, predicate::operator &=,
999 predicate::or_with, predicate::evaluate, predicate::probability,
1000 dump_condition, dump_clause, predicate::dump,
1001 predicate::remap_after_duplication, predicate::remap_after_inlining,
1002 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
1003 (evaluate_conditions_for_known_args): Update.
1004 (set_cond_stmt_execution_predicate): Update.
1005 * ipa-inline.h: Include ipa-predicate.h
1006 (condition, inline_param_summary, conditions, agg_position_info,
1007 predicate): Move to ipa-predicate.h
1008 * ipa-predicate.c: New file.
1009 * ipa-predicate.h: New file.
1011 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
1013 * final.c (leaf_function_p): Check we are not in a sequence.
1015 2017-05-18 Martin Liska <mliska@suse.cz>
1017 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
1018 * dumpfile.c (dump_register): Use new enum dump_kind.
1019 (get_dump_file_name): Likewise.
1020 (dump_enable_all): Likewise.
1021 (dump_switch_p_1): Likewise.
1022 (enable_rtl_dump_file): Remove usage of TDF_RTL.
1023 * dumpfile.h (enum dump_kind): New enum type.
1024 (struct dump_file_info): Create constructor and
1025 format fields and comments.
1026 * passes.c (pass_manager::register_one_dump_file):
1028 * statistics.c (statistics_early_init): Likewise.
1029 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
1030 TDF_TREE with TDF_SLIM.
1031 (gather_memory_references_ref): Likewise.
1033 2017-05-18 Martin Liska <mliska@suse.cz>
1035 * vec.h (struct vnull): Use it.
1037 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
1039 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
1040 (true_predicate, false_predicate, true_predicate_p,
1041 false_predicate_p): Remove.
1042 (single_cond_predicate, not_inlined_predicate): Turn to member function
1044 (add_condition): Update.
1045 (add_clause): Turn to...
1046 (predicate::add_clause): ... this one; update; allow passing NULL
1048 (and_predicates): Turn to ...
1049 (predicate::operator &=): ... this one.
1050 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
1051 (or_predicates): Turn to ...
1052 (predicate::or_with): ... this one.
1053 (evaluate_predicate): Turn to ...
1054 (predicate::evaluate): ... this one.
1055 (predicate_probability): Turn to ...
1056 (predicate::probability): ... this one.
1057 (dump_condition): Update.
1058 (dump_predicate): Turn to ...
1059 (predicate::dump): ... this one.
1060 (account_size_time): Update.
1061 (edge_set_predicate): Update.
1062 (set_hint_predicate): UPdate.
1063 (evaluate_conditions_for_known_args): Update.
1064 (evaluate_properties_for_edge): Update.
1065 (remap_predicate_after_duplication): Turn to...
1066 (predicate::remap_after_duplication): ... this one.
1067 (remap_hint_predicate_after_duplication): Update.
1068 (inline_summary_t::duplicate): UPdate.
1069 (dump_inline_edge_summary): Update.
1070 (dump_inline_summary): Update.
1071 (set_cond_stmt_execution_predicate): Update.
1072 (set_switch_stmt_execution_predicate): Update.
1073 (compute_bb_predicates): Update.
1074 (will_be_nonconstant_expr_predicate): Update.
1075 (will_be_nonconstant_predicate): Update.
1076 (phi_result_unknown_predicate): Update.
1077 (predicate_for_phi_result): Update.
1078 (array_index_predicate): Update.
1079 (estimate_function_body_sizes): Update.
1080 (estimate_node_size_and_time): Update.
1081 (estimate_ipcp_clone_size_and_time): Update.
1082 (remap_predicate): Rename to ...
1083 (predicate::remap_after_inlining): ... this one.
1084 (remap_hint_predicate): Update.
1085 (inline_merge_summary): Update.
1086 (inline_update_overall_summary): Update.
1087 (estimate_size_after_inlining): Update.
1088 (read_predicate): Rename to ...
1089 (predicate::stream_in): ... this one.
1090 (read_inline_edge_summary): Update.
1091 (write_predicate): Rename to ...
1092 (predicate::stream_out): ... this one.
1093 (write_inline_edge_summary): Update.
1094 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
1095 (clause_t): Turn to uint32_t
1096 (predicate): Turn to class; implement constructor and operators
1098 (size_time_entry): Update.
1099 (inline_summary): Update.
1100 (inline_edge_summary): Update.
1102 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
1104 * fold-const.c (fold_binary_loc): Move transformation...
1105 * match.pd (C - X CMP X): ... here.
1107 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
1109 * config/sparc/sparc.c (sparc_option_override): Set function
1110 alignment for -mcpu=niagara7 to 64 to match the I$ line.
1111 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
1113 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
1115 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
1117 2017-05-18 Marek Polacek <polacek@redhat.com>
1120 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
1121 (pass_ubsan::execute): Call gimple_assign_single_p instead of
1122 gimple_assign_load_p.
1124 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1127 * real.c (do_compare): Give decimal_do_compare preference over
1128 comparing just the signs.
1130 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
1132 * doc/md.texi (Canonicalization of Instructions): Describe the
1133 canonical form of instructions that inherently set a condition
1136 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
1139 * tree-cfg.c: Move deletion of unreachable case statements to after
1140 the merging of consecutive case labels.
1142 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1144 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
1145 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
1146 restoring of callee-saved registers.
1148 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
1150 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
1151 * config/visium/visium.c (single_set_and_flags): Likewise.
1152 * config/visium/visium.md (Substitutions): Likewise.
1154 2017-05-17 Martin Liska <mliska@suse.cz>
1156 * cfg.c: Introduce dump_flags_t type and
1157 use it instead of int type.
1159 * cfghooks.c: Likewise.
1160 * cfghooks.h (struct cfg_hooks): Likewise.
1161 * cfgrtl.c: Likewise.
1162 * cfgrtl.h: Likewise.
1163 * cgraph.c (cgraph_node::get_body): Likewise.
1164 * coretypes.h: Likewise.
1165 * domwalk.c: Likewise.
1166 * domwalk.h: Likewise.
1167 * dumpfile.c (struct dump_option_value_info): Likewise.
1168 (dump_enable_all): Likewise.
1169 (dump_switch_p_1): Likewise.
1170 (opt_info_switch_p): Likewise.
1171 * dumpfile.h (enum tree_dump_index): Likewise.
1172 (struct dump_file_info): Likewise.
1173 * genemit.c: Likewise.
1174 * generic-match-head.c: Likewise.
1175 * gengtype.c (open_base_files): Likewise.
1176 * gimple-pretty-print.c: Likewise.
1177 * gimple-pretty-print.h: Likewise.
1178 * graph.c (print_graph_cfg): Likewise.
1179 * graphite-scop-detection.c (dot_all_sese): Likewise.
1180 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
1181 * loop-unroll.c (report_unroll): Likewise.
1182 * passes.c (pass_manager::register_one_dump_file): Likewise.
1183 * print-tree.c: Likewise.
1184 * statistics.c: Likewise.
1185 * tree-cfg.c: Likewise.
1186 * tree-cfg.h: Likewise.
1187 * tree-dfa.c: Likewise.
1188 * tree-dfa.h: Likewise.
1189 * tree-dump.c (dump_function): Likewise.
1190 * tree-dump.h (struct dump_info): Likewise.
1191 * tree-pretty-print.c: Likewise.
1192 * tree-pretty-print.h: Likewise.
1193 * tree-ssa-live.c: Likewise.
1194 * tree-ssa-live.h: Likewise.
1195 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1196 * tree-vect-loop.c: Likewise.
1197 * tree-vect-slp.c: Likewise.
1199 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
1200 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1202 PR tree-optimization/80457
1203 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
1204 of all arguments to a statement as scalar_to_vec operations.
1205 (vectorizable_call): Adjust call to vect_model_simple_cost for
1207 (vectorizable_conversion): Likewise.
1208 (vectorizable_assignment): Likewise.
1209 (vectorizable_shift): Likewise.
1210 (vectorizable_operation): Likewise.
1211 (vectorizable_comparison): Likewise.
1212 (vect_is_simple_cond): Record the def types for operands.
1213 (vectorizable_condition): Likewise, call vect_model_simple_cost.
1214 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
1215 for statement argument count.
1217 2017-05-16 Carl Love <cel@us.ibm.com>
1219 * config/rs6000/rs6000-c: Add support for built-in functions
1220 vector unsigned long long vec_bperm (vector unsigned long long,
1221 vector unsigned char)
1222 vector signed long long vec_mule (vector signed int,
1224 vector unsigned long long vec_mule (vector unsigned int,
1225 vector unsigned int)
1226 vector signed long long vec_mulo (vector signed int,
1228 vector unsigned long long vec_mulo (vector unsigned int,
1229 vector unsigned int)
1230 vector signed char vec_sldw (vector signed char,
1233 vector unsigned char vec_sldw (vector unsigned char,
1234 vector unsigned char,
1236 vector signed short vec_sldw (vector signed short,
1237 vector signed short,
1239 vector unsigned short vec_sldw (vector unsigned short,
1240 vector unsigned short,
1242 vector signed int vec_sldw (vector signed int,
1245 vector unsigned int vec_sldw (vector unsigned int,
1246 vector unsigned int,
1248 vector signed long long vec_sldw (vector signed long long,
1249 vector signed long long,
1251 vector unsigned long long vec_sldw (vector unsigned long long,
1252 vector unsigned long long,
1254 * config/rs6000/rs6000-c: Add support for built-in functions
1255 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
1256 * config/rs6000/altivec.h: Add defintion for vec_sldw.
1257 * doc/extend.texi: Update the built-in documentation for the
1258 new built-in functions.
1260 2017-05-16 Marek Polacek <polacek@redhat.com>
1264 * tree.c (save_expr): Don't fold the expression.
1266 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
1269 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
1270 and (?*y,m). Update insn attributes.
1272 2017-05-16 Martin Liska <mliska@suse.cz>
1274 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
1275 flags argument of print_gimple_stmt, print_gimple_expr,
1276 print_generic_stmt and print_generic_expr.
1277 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
1278 * coretypes.h: Likewise.
1279 * except.c (dump_eh_tree): Likewise.
1280 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
1281 * gimple-pretty-print.h: Likewise.
1282 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
1283 (backprop::push_to_worklist): Likewise.
1284 (backprop::pop_from_worklist): Likewise.
1285 (backprop::process_use): Likewise.
1286 (backprop::intersect_uses): Likewise.
1287 (note_replacement): Likewise.
1288 * gimple-ssa-store-merging.c
1289 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
1290 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
1291 (pass_store_merging::execute): Likewise.
1292 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
1293 (ssa_base_cand_dump_callback): Likewise.
1294 (dump_incr_vec): Likewise.
1295 (replace_refs): Likewise.
1296 (replace_mult_candidate): Likewise.
1297 (create_add_on_incoming_edge): Likewise.
1298 (create_phi_basis): Likewise.
1299 (insert_initializers): Likewise.
1300 (all_phi_incrs_profitable): Likewise.
1301 (introduce_cast_before_cand): Likewise.
1302 (replace_one_candidate): Likewise.
1303 * gimplify.c (gimplify_expr): Likewise.
1304 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
1305 (set_rename): Likewise.
1306 (rename_uses): Likewise.
1307 (copy_loop_phi_nodes): Likewise.
1308 (add_close_phis_to_merge_points): Likewise.
1309 (copy_loop_close_phi_args): Likewise.
1310 (copy_cond_phi_args): Likewise.
1311 (graphite_copy_stmts_from_block): Likewise.
1312 (translate_pending_phi_nodes): Likewise.
1313 * graphite-poly.c (print_pdr): Likewise.
1314 (dump_gbb_cases): Likewise.
1315 (dump_gbb_conditions): Likewise.
1316 (print_scop_params): Likewise.
1317 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
1318 (build_cross_bb_scalars_use): Likewise.
1319 (gather_bbs::before_dom_children): Likewise.
1320 * hsa-dump.c (dump_hsa_immed): Likewise.
1321 * ipa-cp.c (print_ipcp_constant_value): Likewise.
1322 (get_replacement_map): Likewise.
1323 * ipa-inline-analysis.c (dump_condition): Likewise.
1324 (estimate_function_body_sizes): Likewise.
1325 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
1326 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
1327 * ipa-prop.c (ipa_dump_param): Likewise.
1328 (ipa_print_node_jump_functions_for_edge): Likewise.
1329 (ipa_modify_call_arguments): Likewise.
1330 (ipa_modify_expr): Likewise.
1331 (ipa_dump_param_adjustments): Likewise.
1332 (ipa_dump_agg_replacement_values): Likewise.
1333 (ipcp_modif_dom_walker::before_dom_children): Likewise.
1334 * ipa-pure-const.c (check_stmt): Likewise.
1335 (pass_nothrow::execute): Likewise.
1336 * ipa-split.c (execute_split_functions): Likewise.
1337 * omp-offload.c (dump_oacc_loop_part): Likewise.
1338 (dump_oacc_loop): Likewise.
1339 * trans-mem.c (tm_log_emit): Likewise.
1340 (tm_memopt_accumulate_memops): Likewise.
1341 (dump_tm_memopt_set): Likewise.
1342 (dump_tm_memopt_transform): Likewise.
1343 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1344 (print_loop): Likewise.
1345 * tree-chkp-opt.c (chkp_print_addr): Likewise.
1346 (chkp_gather_checks_info): Likewise.
1347 (chkp_get_check_result): Likewise.
1348 (chkp_remove_check_if_pass): Likewise.
1349 (chkp_use_outer_bounds_if_possible): Likewise.
1350 (chkp_reduce_bounds_lifetime): Likewise.
1351 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
1352 (chkp_mark_completed_bounds): Likewise.
1353 (chkp_register_incomplete_bounds): Likewise.
1354 (chkp_mark_invalid_bounds): Likewise.
1355 (chkp_maybe_copy_and_register_bounds): Likewise.
1356 (chkp_build_returned_bound): Likewise.
1357 (chkp_get_bound_for_parm): Likewise.
1358 (chkp_build_bndldx): Likewise.
1359 (chkp_get_bounds_by_definition): Likewise.
1360 (chkp_generate_extern_var_bounds): Likewise.
1361 (chkp_get_bounds_for_decl_addr): Likewise.
1362 * tree-chrec.c (chrec_apply): Likewise.
1363 * tree-data-ref.c (dump_data_reference): Likewise.
1364 (dump_subscript): Likewise.
1365 (dump_data_dependence_relation): Likewise.
1366 (analyze_overlapping_iterations): Likewise.
1367 * tree-inline.c (expand_call_inline): Likewise.
1368 (tree_function_versioning): Likewise.
1369 * tree-into-ssa.c (dump_defs_stack): Likewise.
1370 (dump_currdefs): Likewise.
1371 (dump_names_replaced_by): Likewise.
1372 (dump_update_ssa): Likewise.
1373 (update_ssa): Likewise.
1374 * tree-object-size.c (pass_object_sizes::execute): Likewise.
1375 * tree-parloops.c (build_new_reduction): Likewise.
1376 (try_create_reduction_list): Likewise.
1377 (ref_conflicts_with_region): Likewise.
1378 (oacc_entry_exit_ok_1): Likewise.
1379 (oacc_entry_exit_single_gang): Likewise.
1380 * tree-pretty-print.h: Likewise.
1381 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
1382 (get_scalar_evolution): Likewise.
1383 (add_to_evolution): Likewise.
1384 (get_loop_exit_condition): Likewise.
1385 (analyze_evolution_in_loop): Likewise.
1386 (analyze_initial_condition): Likewise.
1387 (analyze_scalar_evolution): Likewise.
1388 (instantiate_scev): Likewise.
1389 (number_of_latch_executions): Likewise.
1390 (gather_chrec_stats): Likewise.
1391 (final_value_replacement_loop): Likewise.
1392 (scev_const_prop): Likewise.
1393 * tree-sra.c (dump_access): Likewise.
1394 (disqualify_candidate): Likewise.
1395 (create_access): Likewise.
1397 (maybe_add_sra_candidate): Likewise.
1398 (create_access_replacement): Likewise.
1399 (analyze_access_subtree): Likewise.
1400 (analyze_all_variable_accesses): Likewise.
1401 (sra_modify_assign): Likewise.
1402 (initialize_constant_pool_replacements): Likewise.
1403 (find_param_candidates): Likewise.
1404 (decide_one_param_reduction): Likewise.
1405 (replace_removed_params_ssa_names): Likewise.
1406 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1407 * tree-ssa-copy.c (dump_copy_of): Likewise.
1408 (copy_prop_visit_cond_stmt): Likewise.
1409 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
1410 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
1411 (record_equivalences_from_stmt): Likewise.
1412 * tree-ssa-dse.c (compute_trims): Likewise.
1413 (delete_dead_call): Likewise.
1414 (delete_dead_assignment): Likewise.
1415 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
1416 (forward_propagate_into_cond): Likewise.
1417 (pass_forwprop::execute): Likewise.
1418 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
1419 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
1421 (move_computations_worker): Likewise.
1422 (execute_sm): Likewise.
1423 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
1424 (remove_exits_and_undefined_stmts): Likewise.
1425 (remove_redundant_iv_tests): Likewise.
1426 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
1427 (adjust_iv_update_pos): Likewise.
1428 * tree-ssa-math-opts.c (bswap_replace): Likewise.
1429 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
1430 (value_replacement): Likewise.
1431 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1432 * tree-ssa-pre.c (print_pre_expr): Likewise.
1433 (get_representative_for): Likewise.
1434 (create_expression_by_pieces): Likewise.
1435 (insert_into_preds_of_block): Likewise.
1436 (eliminate_insert): Likewise.
1437 (eliminate_dom_walker::before_dom_children): Likewise.
1438 (eliminate): Likewise.
1439 (remove_dead_inserted_code): Likewise.
1440 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1441 * tree-ssa-reassoc.c (get_rank): Likewise.
1442 (eliminate_duplicate_pair): Likewise.
1443 (eliminate_plus_minus_pair): Likewise.
1444 (eliminate_not_pairs): Likewise.
1445 (undistribute_ops_list): Likewise.
1446 (eliminate_redundant_comparison): Likewise.
1447 (update_range_test): Likewise.
1448 (optimize_range_tests_var_bound): Likewise.
1449 (optimize_vec_cond_expr): Likewise.
1450 (rewrite_expr_tree): Likewise.
1451 (rewrite_expr_tree_parallel): Likewise.
1452 (linearize_expr): Likewise.
1453 (break_up_subtract): Likewise.
1454 (linearize_expr_tree): Likewise.
1455 (attempt_builtin_powi): Likewise.
1456 (attempt_builtin_copysign): Likewise.
1457 (transform_stmt_to_copy): Likewise.
1458 (transform_stmt_to_multiply): Likewise.
1459 (dump_ops_vector): Likewise.
1460 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
1461 (print_scc): Likewise.
1462 (set_ssa_val_to): Likewise.
1463 (visit_reference_op_store): Likewise.
1464 (visit_use): Likewise.
1465 (sccvn_dom_walker::before_dom_children): Likewise.
1466 (run_scc_vn): Likewise.
1467 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
1469 (expr_hash_elt::print): Likewise.
1470 (const_and_copies::pop_to_marker): Likewise.
1471 (const_and_copies::record_const_or_copy_raw): Likewise.
1472 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
1473 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
1474 (dump_predicates): Likewise.
1475 (find_uninit_use): Likewise.
1476 (warn_uninitialized_phi): Likewise.
1477 (pass_late_warn_uninitialized::execute): Likewise.
1478 * tree-ssa.c (verify_vssa): Likewise.
1479 (verify_ssa): Likewise.
1480 (maybe_optimize_var): Likewise.
1481 * tree-vrp.c (dump_value_range): Likewise.
1482 (dump_all_value_ranges): Likewise.
1483 (dump_asserts_for): Likewise.
1484 (register_edge_assert_for_2): Likewise.
1485 (vrp_visit_cond_stmt): Likewise.
1486 (vrp_visit_switch_stmt): Likewise.
1487 (vrp_visit_stmt): Likewise.
1488 (vrp_visit_phi_node): Likewise.
1489 (simplify_cond_using_ranges_1): Likewise.
1490 (fold_predicate_in): Likewise.
1491 (evrp_dom_walker::before_dom_children): Likewise.
1492 (evrp_dom_walker::push_value_range): Likewise.
1493 (evrp_dom_walker::pop_value_range): Likewise.
1494 (execute_early_vrp): Likewise.
1496 2017-05-16 Richard Biener <rguenther@suse.de>
1498 * dwarf2out.c (loc_list_from_tree_1): Do not create
1499 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
1501 2017-05-16 Richard Biener <rguenther@suse.de>
1503 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
1505 (note_variable_value_in_expr): If we resolved the decl ref
1506 do not push to the stack.
1508 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
1510 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
1511 operations in fast-math mode.
1512 (vaddq_f16): Likewise.
1513 (vmul_f16): Likewise.
1514 (vmulq_f16): Likewise.
1515 (vsub_f16): Likewise.
1516 (vsubq_f16): Likewise.
1517 * config/arm/neon.md (add<mode>3): New.
1519 (fma:<VH:mode>3): New. Also remove outdated comment.
1522 2017-05-16 Martin Liska <mliska@suse.cz>
1526 * ipa-devirt.c (warn_types_mismatch): Fix typo.
1527 (odr_types_equivalent_p): Likewise.
1529 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
1531 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
1533 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
1536 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
1537 non-interunit SSE move alternatives with '?'.
1538 (zero-extendsidi peephole2): New peephole to skip intermediate
1539 general register in SSE zero-extend sequence.
1541 2017-05-15 Jeff Law <law@redhat.com>
1543 * reorg.c (relax_delay_slots): Create a new variable to hold
1544 the temporary target rather than clobbering TARGET_LABEL.
1546 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
1547 missing argument to extract_bit_field call.
1548 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
1550 2017-05-15 Martin Liska <mliska@suse.cz>
1553 * gcc.c (process_command): Do not allow empty argument of -o option.
1555 2017-05-15 Renlin Li <renlin.li@arm.com>
1557 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
1558 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
1559 * config/aarch64/constraints.md (Usf): Add long call check.
1560 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
1561 (call_value): Likewise.
1562 (sibcall): Likewise.
1563 (sibcall_value): Likewise.
1565 (call_value_insn): New.
1566 (sibcall_insn): Update rtx pattern.
1567 (sibcall_value_insn): Likewise.
1568 (call_internal): Remove.
1569 (call_value_internal): Likewise.
1570 (sibcall_internal): Likewise.
1571 (sibcall_value_internal): Likewise.
1572 (call_reg): Likewise.
1573 (call_symbol): Likewise.
1574 (call_value_reg): Likewise.
1575 (call_value_symbol): Likewise.
1577 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
1580 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
1582 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
1585 compatible with CCGOCmode and with CCZmode.
1587 2017-05-14 Martin Sebor <msebor@redhat.com>
1590 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
1591 (gimple_fold_builtin_snprintf): Same.
1592 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
1593 (gimple_fold_builtin_snprintf): Same.
1594 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
1596 (is_call_safe): New function.
1597 (try_substitute_return_value): Call it.
1598 (try_simplify_call): New function.
1599 (pass_sprintf_length::handle_gimple_call): Call it.
1601 2017-05-14 Martin Sebor <msebor@redhat.com>
1604 * builtins.c (expand_builtin_stpncpy): Simplify.
1606 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
1608 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
1609 * config/i386/i386.h
1610 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
1611 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
1612 (struct machine_function): Add new members call_ms2sysv,
1613 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
1614 (struct machine_frame_state): New fields sp_realigned and
1615 sp_realigned_offset.
1616 * config/i386/i386.c
1617 (enum xlogue_stub): New enum.
1618 (enum xlogue_stub_sets): New enum.
1619 (class xlogue_layout): New class.
1620 (struct ix86_frame): New fields stack_realign_allocate_offset,
1621 stack_realign_offset and outlined_save_offset. Modify comments to
1622 detail stack layout when using out-of-line stubs.
1623 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
1624 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
1625 -mcall-ms2sysv-xlogues.
1626 (stub_managed_regs): New static variable.
1627 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
1628 registers managed by out-of-line stub.
1629 (disable_call_ms2sysv_xlogues): New function.
1630 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
1631 m->call_ms2sysv when appropriate and compute frame layout for
1633 (sp_valid_at, fp_valid_at): New inline functions.
1634 (choose_basereg): New function.
1635 (choose_baseaddr): Add align parameter, use choose_basereg and modify
1637 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
1638 Use align parameter of choose_baseaddr to generated aligned SSE movs
1640 (pro_epilogue_adjust_stack): Modify to track
1641 machine_frame_state::sp_realigned.
1642 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
1643 (ix86_nsaved_sseregs): Likewise.
1644 (ix86_emit_save_regs): Likewise.
1645 (ix86_emit_save_regs_using_mov): Likewise.
1646 (ix86_emit_save_sse_regs_using_mov): Likewise.
1647 (get_scratch_register_on_entry): Likewise.
1648 (gen_frame_set): New function.
1649 (gen_frame_load): Likewise.
1650 (gen_frame_store): Likewise.
1651 (emit_outlined_ms2sysv_save): Likewise.
1652 (emit_outlined_ms2sysv_restore): Likewise.
1653 (ix86_expand_prologue): Modify stack re-alignment code and call
1654 emit_outlined_ms2sysv_save when appropriate.
1655 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
1656 parameter rtx_insn *insn, which allows the function to be used to only
1658 (ix86_expand_epilogue): Modify validity checks of frame and stack
1659 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
1660 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
1661 * config/i386/predicates.md
1662 (save_multiple): New predicate.
1663 (restore_multiple): Likewise.
1664 * config/i386/sse.md
1665 (save_multiple<mode>): New pattern.
1666 (save_multiple_realign<mode>): Likewise.
1667 (restore_multiple<mode>): Likewise.
1668 (restore_multiple_and_return<mode>): Likewise.
1669 (restore_multiple_leave_return<mode>): Likewise.
1670 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
1672 2017-05-14 Julia Koval <julia.koval@intel.com>
1674 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
1675 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
1676 (__builtin_ia32_xsetbv): New builtins.
1677 * config/i386/i386.c (ix86_expand_special_args_builtin):
1679 (ix86_expand_builtin): Special expand for new intrinsics.
1680 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
1681 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
1682 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
1684 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1686 * cfganal.c (inverted_post_order_compute): Change argument type
1688 * cfganal.h (inverted_post_order_compute): Adjust prototype.
1689 * df-core.c (rest_of_handle_df_initialize): Adjust.
1690 (rest_of_handle_df_finish): Likewise.
1691 (df_analyze_1): Likewise.
1692 (df_analyze): Likewise.
1693 (loop_inverted_post_order_compute): Change argument to be a vec *.
1694 (df_analyze_loop): Adjust.
1695 (df_get_n_blocks): Likewise.
1696 (df_get_postorder): Likewise.
1697 * df.h (struct df_d): Change field to be a vec.
1698 * lcm.c (compute_laterin): Adjust.
1699 (compute_available): Likewise.
1700 * lra-lives.c (lra_create_live_ranges_1): Likewise.
1701 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1702 * tree-ssa-pre.c (compute_antic): Likewise.
1704 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1706 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
1707 (depth_first_search::depth_first_search): Change structure init
1708 function to this constructor.
1709 (depth_first_search::add_bb): Rename function to this member.
1710 (depth_first_search::execute): Likewise.
1711 (flow_dfs_compute_reverse_finish): Adjust.
1713 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1715 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
1716 (longest_simple_path): Likewise.
1717 * shrink-wrap.c (spread_components): Likewise.
1718 (disqualify_problematic_components): Likewise.
1719 (emit_common_heads_for_components): Likewise.
1720 (emit_common_tails_for_components): Likewise.
1721 (insert_prologue_epilogue_for_components): Likewise.
1723 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1725 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
1728 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1730 * df-core.c (df_set_blocks): Start using auto_bitmap.
1731 (df_compact_blocks): Likewise.
1732 * df-problems.c (df_rd_confluence_n): Likewise.
1733 * df-scan.c (df_insn_rescan_all): Likewise.
1734 (df_process_deferred_rescans): Likewise.
1735 (df_update_entry_block_defs): Likewise.
1736 (df_update_exit_block_uses): Likewise.
1737 (df_entry_block_bitmap_verify): Likewise.
1738 (df_exit_block_bitmap_verify): Likewise.
1739 (df_scan_verify): Likewise.
1740 * lra-constraints.c (lra_constraints): Likewise.
1741 (undo_optional_reloads): Likewise.
1742 (lra_undo_inheritance): Likewise.
1743 * lra-remat.c (calculate_gen_cands): Likewise.
1744 (do_remat): Likewise.
1745 * lra-spills.c (assign_spill_hard_regs): Likewise.
1746 (spill_pseudos): Likewise.
1747 * tree-ssa-pre.c (bitmap_set_and): Likewise.
1748 (bitmap_set_subtract_values): Likewise.
1750 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1752 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
1753 management with auto_bitmap.
1754 (fix_inter_tick): Likewise.
1755 (fix_recovery_deps): Likewise.
1756 * ira.c (add_store_equivs): Likewise.
1757 (find_moveable_pseudos): Likewise.
1758 (split_live_ranges_for_shrink_wrap): Likewise.
1759 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
1760 (rtx_reuse_manager::seen_def_p): Likewise.
1761 (rtx_reuse_manager::set_seen_def): Likewise.
1762 * print-rtl.h (class rtx_reuse_manager): Likewise.
1764 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1766 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
1768 (migrate_btr_def): Likewise.
1769 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1770 * df-core.c (loop_post_order_compute): Likewise.
1771 (loop_inverted_post_order_compute): Likewise.
1772 * hsa-common.h: Likewise.
1773 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
1774 * init-regs.c (initialize_uninitialized_regs): Likewise.
1775 * ipa-inline.c (resolve_noninline_speculation): Likewise.
1776 (inline_small_functions): Likewise.
1777 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
1778 * ira.c (combine_and_move_insns): Likewise.
1779 (build_insn_chain): Likewise.
1780 * loop-invariant.c (find_invariants): Likewise.
1781 * lower-subreg.c (propagate_pseudo_copies): Likewise.
1782 * predict.c (tree_predict_by_opcode): Likewise.
1783 (predict_paths_leading_to): Likewise.
1784 (predict_paths_leading_to_edge): Likewise.
1785 (estimate_loops_at_level): Likewise.
1786 (estimate_loops): Likewise.
1787 * shrink-wrap.c (try_shrink_wrapping): Likewise.
1788 (spread_components): Likewise.
1789 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
1790 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
1791 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
1792 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
1793 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
1794 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1795 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
1796 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
1797 (mark_threaded_blocks): Likewise.
1798 (thread_through_all_blocks): Likewise.
1799 * tree-ssa.c (verify_ssa): Likewise.
1800 (execute_update_addresses_taken): Likewise.
1801 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
1803 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1805 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
1807 (post_order_compute): Likewise.
1808 (inverted_post_order_compute): Likewise.
1809 (pre_and_rev_post_order_compute_fn): Likewise.
1811 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1813 * genrecog.c (int_set::int_set): Explicitly construct our
1814 auto_vec base class.
1815 * vec.h (auto_vec::auto_vec): New constructor.
1817 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1819 * bitmap.h (class auto_bitmap): New constructor taking
1820 bitmap_obstack * argument.
1822 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1824 * bitmap.h (class auto_bitmap): Change type of m_bits to
1825 bitmap_head, and adjust ctor / dtor and member operators.
1827 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
1829 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
1830 when returned register mode doesn't match original mode.
1832 2017-05-12 Jeff Law <law@redhat.com>
1833 Jakub Jelinek <jakub@redhat.com>
1835 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
1836 we look for cc setter after the compare-elim changes.
1837 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
1838 within the vector to match what compare-elim now expects.
1839 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
1840 (xorsi3_flags, one_cmplsi2_flags): Likewise.
1842 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
1843 after the compare-elim changes.
1844 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
1845 the vector to match what compare-elim now expects.
1846 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
1847 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
1848 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
1849 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
1850 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
1852 * config/visium/visium.c (single_set_and_flags): Fix where
1853 we look for cc setter after the compare-elim changes.
1854 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
1855 with the vector to match what compare-elim now expects.
1856 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
1857 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
1858 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
1859 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
1860 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
1861 (neg<mode>2_insn_set_overflow): Likewise.
1863 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
1866 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
1867 maybe_expand_insn call, set ops[0].target. If still set after call,
1868 set alt_rtl. Add extra arg to recursive calls.
1869 (extract_bit_field): Add alt_rtl argument. Pass to
1871 * expmed.h (extract_bit_field): Fix prototype.
1872 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
1873 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
1874 to extract_bit_field_calls.
1875 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
1876 Pass alt_rtl to extract_bit_field calls.
1877 * calls.c (store_unaligned_arguments_into_psuedos)
1878 load_register_parameters): Pass extra NULL to extract_bit_field calls.
1879 * optabs.c (maybe_legitimize_operand): Clear op->target when call
1881 * optabs.h (struct expand_operand): Add target bitfield.
1883 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
1885 * compare-elim.c (try_eliminate_compare): Canonicalize
1886 operation with embedded compare to
1887 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
1888 (set (reg) (operation)].
1890 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
1892 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
1895 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
1896 cost of adding a carry flag for ADC instruction.
1897 [case MINUS]: Ignore the cost of subtracting a carry flag
1898 for SBB instruction.
1900 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
1902 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
1904 * config/rs6000/bmiintrin.h: New file.
1905 * config/rs6000/bmi2intrin.h: New file.
1906 * config/rs6000/x86intrin.h: New file.
1908 2017-05-12 Jeff Law <law@redhat.com>
1910 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
1913 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
1916 * tree-cfg.c: Remove cfg edges of unreachable case statements.
1918 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1920 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
1921 early expansion of vector divide builtins.
1922 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
1923 builtins identified as having unsigned arguments.
1925 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1927 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
1928 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
1929 expansion of vector logical operations (and, andc, or, xor,
1932 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1934 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
1935 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
1937 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
1939 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
1940 early GIMPLE expansion of vector multiplies.
1942 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
1944 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
1945 TARGET_HAVE_MOVT conditional.
1946 (movt splitter): Likewise.
1948 2017-05-12 Richard Biener <rguenther@suse.de>
1950 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
1951 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
1952 Fold all stmts not inplace.
1954 2017-05-12 Richard Biener <rguenther@suse.de>
1956 PR tree-optimization/80713
1957 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
1958 inserted_exprs bit for not removed stmts.
1960 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
1963 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
1964 parallelized" attribute for parallelized OpenACC kernels.
1965 * omp-offload.c (execute_oacc_device_lower): Use it.
1967 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
1968 Set "oacc kernels" attribute.
1969 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
1970 parameter. Adjust all users.
1971 (oacc_fn_attrib_kernels_p): Remove function.
1972 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
1973 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
1974 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
1975 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
1976 assert "oacc kernels" attribute is set.
1978 2017-05-11 Carl Love <cel@us.ibm.com>
1980 * config/rs6000/rs6000-c: Add support for built-in functions
1981 vector unsigned char vec_popcnt (vector signed char)
1982 vector unsigned char vec_popcnt (vector unsigned char)
1983 vector unsigned short vec_popcnt (vector signed short)
1984 vector unsigned short vec_popcnt (vector unsigned short)
1985 vector unsigned int vec_popcnt (vector signed int)
1986 vector unsigned int vec_popcnt (vector unsigned int)
1987 vector unsigned long long vec_popcnt (vector signed long long)
1988 vector unsigned long long vec_popcnt (vector unsigned long long)
1989 vector signed long long vec_slo (vector signed long long,
1991 vector signed long long vec_slo (vector signed long long,
1992 vector unsigned char)
1993 vector unsigned long long vec_slo (vector unsigned long long,
1995 vector unsigned long long vec_slo (vector unsigned long long,
1996 vector unsigned char)
1997 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
1998 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
1999 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
2000 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
2001 * doc/extend.texi: Update the built-in documentation file for the
2002 new built-in functions.
2004 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2006 * attribs.h (sorted_attr_string): Move machine independent
2007 functions for target clone support from the i386 port to common
2008 code. Rename ix86_function_versions to common_function_versions.
2009 Rename make_name to make_unique_name.
2010 (common_function_versions): Likewise.
2011 (make_unique_name): Likewise.
2012 (make_dispatcher_decl): Likewise.
2013 (is_function_default_version): Likewise.
2014 * attribs.c (attr_strcmp): Likewise.
2015 (sorted_attr_string): Likewise.
2016 (common_function_versions): Likewise.
2017 (make_unique_name): Likewise.
2018 (make_dispatcher_decl): Likewise.
2019 (is_function_default_version): Likewise.
2020 * config/i386/i386.c (attr_strcmp): Likewise.
2021 (sorted_attr_string): Likewise.
2022 (ix86_function_versions): Likewise.
2023 (make_name): Likewise.
2024 (make_dispatcher_decl): Likewise.
2025 (is_function_default_version): Likewise.
2026 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
2028 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2031 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2032 Account for direct move costs for vec_construct of integer
2035 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
2038 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
2039 (UNSPEC_STX_ATOMIC): Ditto.
2040 (loaddi_via_sse): New insn.
2041 (storedi_via_sse): Ditto.
2042 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
2043 Update corresponding peephole2 patterns.
2044 (atomic_storedi_fpu): Ditto.
2046 2017-05-11 Julia Koval <julia.koval@intel.com>
2048 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
2049 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
2051 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
2052 (__builtin_ia32_rsqrt14ss_mask): New builtins.
2053 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
2055 2017-05-11 Nathan Sidwell <nathan@acm.org>
2057 * graphite-poly.c: Include dumpfile.h.
2059 * dumpfle.h (dump_function): Declare here ...
2060 * tree-dump.h (dump_function): ... not here.
2061 * dumpfile.c: #include tree-cfg.h.
2062 (dump_function): Move here from ...
2063 * tree-dump.c (dump_function): ... here.
2064 * gimplify.c: #include splay-tree.h, not tree-dump.h.
2065 * graphite-poly.c: Don't include tree-dump.h.
2066 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
2067 * print-tree.c: Likewise.
2068 * stor-layout.c: Likewise.
2069 * tree-nested.c: Likewise.
2071 * dumpfile.c (dump_start): Use TDF_FLAGS.
2072 (dump_enable_all): Fix TDF_KIND check thinko.
2074 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
2076 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2077 array entries to represent two legal parameterizations of the
2078 overloaded __builtin_cmpb function, as represented by the
2079 P6_OV_BUILTIN_CMPB constant.
2080 (altivec_resolve_overloaded_builtin): Add special case handling
2081 for the __builtin_cmpb function, as represented by the
2082 P6_OV_BUILTIN_CMPB constant.
2083 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
2084 (BU_P6_64BIT_2): New macro.
2085 (BU_P6_OVERLOAD_2): New macro
2086 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
2087 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
2088 (CMPB): Add overload support to represent both 32-bit and 64-bit
2089 compare-bytes function.
2090 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2091 support for TARGET_CMPB.
2092 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
2093 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2094 documentation of the __builtin_cmpb overloaded built-in function.
2096 2017-05-11 Richard Biener <rguenther@suse.de>
2098 PR tree-optimization/80705
2099 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
2100 bases are not vectorizable.
2102 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2104 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
2105 when counting register pressure.
2107 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2109 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
2110 (iv_ca_more_deps): Renamed to ...
2111 (iv_ca_compare_deps): ... this.
2112 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
2114 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2116 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
2118 (determine_group_iv_costs): ... here.
2119 (find_inv_vars_cb): Record inv var if it's not recorded before.
2121 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2123 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
2124 (get_shiftadd_cost): Ditto.
2126 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2128 * tree-ssa-address.c: Include header file.
2129 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
2131 (add_to_parts): Refactor.
2132 (addr_to_parts): New parameter. Update use of move_hint_to_base.
2133 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
2136 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2138 PR tree-optimization/53090
2139 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
2141 (extract_cond_operands): Detect condition with IV on both sides
2142 and return COMP_IV_EXPR_2.
2143 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
2144 (rewrite_use_compare): Simplify by removing call to function
2145 extract_cond_operands.
2147 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2149 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
2150 (extract_cond_operands): Detect condition comparing against non-
2151 invariant bound and return appropriate enum value.
2152 (find_interesting_uses_cond): Update use of extract_cond_operands.
2153 Handle its return value accordingly.
2154 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
2156 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2158 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
2159 nonlinear iv_use computation in loop invariant sensitive way.
2161 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2163 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
2164 (find_iv_candidates): Call relate_compare_use_with_all_cands.
2166 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2168 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
2169 (dump_cand): Support iv_cand.inv_exprs.
2170 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
2172 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
2175 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2177 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
2179 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
2180 as local function. Include necessary header files.
2181 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
2183 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2185 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
2187 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2189 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
2190 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
2191 RSHIFT_EXPR and BIT_NOT_EXPR.
2193 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2195 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
2196 (adjust_setup_cost): New parameter supporting round up adjustment.
2197 (struct address_cost_data): Delete.
2198 (force_expr_to_var_cost): Don't bound cost with spill_cost.
2199 (split_address_cost, ptr_difference_cost): Delete.
2200 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
2201 (struct ainc_cost_data): New struct.
2202 (get_address_cost_ainc): New function.
2203 (get_address_cost, get_computation_cost): Reimplement.
2204 (determine_group_iv_cost_address): Record inv_expr for all uses of
2206 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
2207 (iv_ca_has_deps): Reimplemented to ...
2208 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
2210 (iv_ca_extend): Call iv_ca_more_deps.
2212 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2214 * tree-ssa-address.c (struct mem_address): Move to header file.
2215 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
2216 * tree-ssa-address.h (struct mem_address): Move from C file.
2217 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
2219 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2221 * tree-affine.h (aff_combination_type): New interface.
2222 (aff_combination_zero_p): Remove static.
2223 (aff_combination_const_p): New interface.
2224 (aff_combination_singleton_var_p): New interfaces.
2226 2017-05-11 Richard Biener <rguenther@suse.de>
2228 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2229 Skip unreachable blocks and destinations.
2230 (eliminate): Move stmt removal and fixup ...
2231 (fini_eliminate): ... here. Skip inserted exprs.
2232 (pass_pre::execute): Move fini_pre after fini_eliminate.
2233 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
2234 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
2235 PRE to get rid of dead code that has invalid SSA form and
2236 split critical edges again.
2238 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2240 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
2242 2017-05-11 Richard Biener <rguenther@suse.de>
2244 * passes.c (execute_function_todo): Verify loops if they are
2245 said to be up-to-date.
2246 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
2247 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
2249 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
2252 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
2253 handle calling assemble_external ourself.
2256 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
2257 modes with zero size. Enhance comment.
2259 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2261 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
2262 built-ins for vec_xl and vec_xst with short and char pointer
2265 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2267 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
2268 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
2269 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
2270 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
2271 (_mm_maskz_min_round_ss): New intrinsics.
2272 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
2273 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
2274 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
2275 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
2276 (__builtin_ia32_minss_mask_round): New builtins.
2277 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2278 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2279 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
2281 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
2282 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
2284 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
2287 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2289 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
2290 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
2291 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
2292 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
2293 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
2294 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
2295 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
2296 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2297 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
2298 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
2299 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
2300 (__builtin_ia32_mulss_mask_round): New builtins.
2301 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2302 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2303 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
2305 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
2306 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
2308 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
2311 2017-05-10 Julia Koval <julia.koval@intel.com>
2313 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
2314 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
2315 (_mm256_setr_m128i): New intrinsics.
2317 2017-05-10 Julia Koval <julia.koval@intel.com>
2319 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
2320 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
2321 (_mm_maskz_rcp14_ss): New intrinsics.
2322 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
2323 (__builtin_ia32_rcp14ss_mask): New builtins.
2324 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
2326 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
2328 PR tree-optimization/51513
2329 * tree-cfg.c (gimple_seq_unreachable_p): New function.
2330 (assert_unreachable_fallthru_edge_p): Use it.
2331 (group_case_labels_stmt): Likewise.
2332 * tree-cfg.h: Prototype it.
2333 * stmt.c: Include cfghooks.h and tree-cfg.h.
2334 (emit_case_dispatch_table) <gap_label>: New local variable.
2335 Use it to fill dispatch table gaps.
2336 Test for default_label before updating probabilities.
2337 (expand_case) <default_label>: Remove unneeded initialization.
2338 Test for unreachable default case statement and remove its edge.
2339 Set default_label accordingly.
2340 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
2342 2017-05-10 Carl Love <cel@us.ibm.com>
2344 * config/rs6000/rs6000-c: Add support for built-in functions
2345 vector signed char vec_neg (vector signed char)
2346 vector signed short int vec_neg (vector short int)
2347 vector signed int vec_neg (vector signed int)
2348 vector signed long long vec_neg (vector signed long long)
2349 vector float vec_neg (vector float)
2350 vector double vec_neg (vector double)
2351 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
2353 * config/rs6000/altivec.h: Add define for vec_neg
2354 * doc/extend.texi: Update the built-in documentation for the
2355 new built-in functions.
2357 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2359 PR tree-optimization/77644
2360 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
2362 2017-05-10 Nathan Sidwell <nathan@acm.org>
2364 * dumpfile.h (TDI_lang_all): New.
2365 (TDF_KIND): New. Renumber others
2366 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
2368 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
2370 (get_dump_file_name): Adjust suffix generation.
2371 (dump_enable_all): Use TDF_KIND.
2372 * doc/invoke.texi (-fdump-lang-all): Document.
2374 * dumpfile.h: Tabify.
2376 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
2379 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
2380 Move member access before delete.
2382 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
2384 * tree-inline.c (expand_call_inline): Split block at stmt
2387 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2390 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
2391 are now unused after splitting mov{sf,sd}_hardfloat.
2392 (f32_lr2): Likewise.
2394 (f32_lm2): Likewise.
2396 (f32_li2): Likewise.
2399 (f32_sr2): Likewise.
2401 (f32_sm2): Likewise.
2403 (f32_si2): Likewise.
2406 (f32_vsx): Likewise.
2408 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
2409 For movsf, order stores so the VSX stores occur before the GPR
2410 store which encourages the register allocator to use a traditional
2411 FPR instead of a GPR. For movsd, order the stores so that the GPR
2412 store comes before the VSX stores to allow the power6 to work.
2413 This is due to the power6 not having a 32-bit integer store
2414 instruction from a FPR.
2415 (movsf_hardfloat): Likewise.
2416 (movsd_hardfloat): Likewise.
2418 2017-05-09 Martin Sebor <msebor@redhat.com>
2420 PR translation/80280
2421 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
2424 PR translation/80280
2425 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
2426 data member added in r247778.
2427 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
2429 2017-05-09 Nathan Sidwell <nathan@acm.org>
2431 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
2433 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
2436 2017-05-09 Marek Polacek <polacek@redhat.com>
2438 * doc/invoke.texi: Fix typo.
2440 2017-05-09 Richard Biener <rguenther@suse.de>
2442 * tree-vrp.c (vrp_val_is_max): Adjust comment.
2443 (vrp_val_is_min): Likewise.
2444 (set_value_range_to_value): Likewise.
2445 (set_value_range_to_nonnegative): Likewise.
2446 (gimple_assign_nonzero_p): Likewise.
2447 (gimple_stmt_nonzero_p): Likewise.
2448 (vrp_int_const_binop): Likewise. Remove unreachable case.
2449 (adjust_range_with_scev): Adjust comments.
2450 (compare_range_with_value): Likewise.
2451 (extract_range_from_phi_node): Likewise.
2452 (test_for_singularity): Likewise.
2454 2017-05-09 Richard Biener <rguenther@suse.de>
2456 * tree-vrp.c (get_single_symbol): Add assert that we don't
2457 get overflowed constants as invariant part.
2458 (compare_values_warnv): Add comment before the TREE_NO_WARNING
2459 checks. Use wi::cmp instead of recursing for integer constants.
2460 (compare_values): Just ignore whether we assumed undefined
2461 overflow instead of failing the compare.
2462 (extract_range_for_var_from_comparison_expr): Add comment before the
2463 TREE_NO_WARNING sets.
2464 (test_for_singularity): Likewise.
2465 (extract_range_from_comparison): Do not disable optimization
2466 when we assumed undefined overflow.
2467 (extract_range_basic): Remove init of unused var.
2469 2017-05-09 Richard Biener <rguenther@suse.de>
2471 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
2472 (extract_range_from_multiplicative_op_1): Adjust.
2473 (extract_range_from_binary_expr_1): Use int_const_binop.
2475 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2478 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
2479 rs6000_store_data_bypass_p in seven define_bypass directives and
2480 in several comments.
2481 * config/rs6000/rs6000-protos.h: Add prototype for
2482 rs6000_store_data_bypass_p function.
2483 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
2484 function implements slightly different (rs6000-specific) semantics
2485 than store_data_bypass_p, returning false rather than aborting
2486 with assertion error when arguments do not satisfy the
2487 requirements of store data bypass.
2488 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
2489 rs6000_store_data_bypass_p.
2491 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
2493 * config/xtensa/xtensa-protos.h
2494 (xtensa_initial_elimination_offset): New declaration.
2495 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2496 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
2497 macro definition, add case for FRAME_POINTER_REGNUM when
2498 FRAME_GROWS_DOWNWARD.
2499 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
2500 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
2501 xtensa_initial_elimination_offset.
2503 2017-05-08 Nathan Sidwell <nathan@acm.org>
2505 * doc/invoke.texi: Alphabetize -fdump options.
2507 2017-05-08 Martin Sebor <msebor@redhat.com>
2509 PR translation/80280
2510 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
2512 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
2514 * target.def (compute_frame_layout): New optional target hook.
2515 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
2516 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
2517 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
2519 * reload1.c (verify_initial_elim_offsets): Likewise.
2520 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
2521 (use_simple_return_p): Call arm_compute_frame_layout if needed.
2522 (arm_get_frame_offsets): Split up into this ...
2523 (arm_compute_frame_layout): ... and this function.
2525 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
2527 * config/aarch64/constraints.md (Usa): New constraint.
2528 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
2530 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
2532 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
2533 with_multilib_list after it has been checked.
2535 2017-05-08 Richard Biener <rguenther@suse.de>
2537 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
2538 (bitmap_set_subtract_values): Likewise.
2540 2017-05-08 Richard Biener <rguenther@suse.de>
2542 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
2543 (gimple_assign_nonzero): ... this and remove strict_overflow_p
2545 (gimple_stmt_nonzero_warnv_p): Rename to ...
2546 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
2548 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
2549 (extract_range_basic): Adjust, do not disable propagation on
2550 strict overflow sensitive simplification.
2551 (vrp_visit_cond_stmt): Likewise.
2553 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
2555 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
2556 body size unconditionally.
2558 2017-05-07 Jeff Law <law@redhat.com>
2561 2017-05-06 Jeff Law <law@redhat.com>
2562 PR tree-optimization/78496
2563 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2566 PR tree-optimization/78496
2567 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2568 (simplify_stmt_using_ranges): Call it.
2569 (vrp_dom_walker::before_dom_children): Extract equivalences
2570 from an ASSERT_EXPR with an equality comparison against a
2573 2017-05-06 Jeff Law <law@redhat.com>
2575 PR tree-optimization/78496
2576 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2579 PR tree-optimization/78496
2580 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2581 (simplify_stmt_using_ranges): Call it.
2582 (vrp_dom_walker::before_dom_children): Extract equivalences
2583 from an ASSERT_EXPR with an equality comparison against a
2586 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2588 * lra-constraints.c (lra_copy_reg_equiv): New function.
2589 (split_reg): Use it to copy equivalence information from the
2590 original register to the spill register.
2592 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2594 PR rtl-optimization/75964
2595 * simplify-rtx.c (simplify_const_relational_operation): Remove
2596 invalid handling of comparisons of integer ABS.
2598 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
2600 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
2602 (init_regs): Remove declaration.
2603 (function_arg_advance_32): Initialize error_p as boolean variable.
2605 2017-05-05 Nathan Sidwell <nathan@acm.org>
2607 * store-motion.c (remove_reachable_equiv_notes): Reformat long
2608 lines. Use for (;;).
2610 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2612 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
2613 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
2614 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
2615 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
2616 VF=2 that require versioning.
2618 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2620 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
2623 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2625 * diagnostic.h (diagnostic_override_option_index): Convert from
2626 macro to inline function.
2628 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2630 * diagnostic.c (last_module_changed_p): New function.
2631 (set_last_module): New function.
2632 (diagnostic_report_current_module): Convert macro usage to
2633 the above functions.
2634 * diagnostic.h (diagnostic_context::last_module): Strengthen
2635 from const line_map * to const line_map_ordinary *.
2636 (diagnostic_last_module_changed): Delete macro.
2637 (diagnostic_set_last_module): Delete macro.
2639 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2641 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
2642 with diagnostic_report_diagnostic.
2643 (diagnostic_n_impl_richloc): Likewise.
2644 * diagnostic.h (report_diagnostic): Delete macro.
2645 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
2646 with diagnostic_report_diagnostic.
2647 * substring-locations.c (format_warning_va): Likewise.
2649 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2651 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
2652 save/restor of format_spec. Move option-printing code to...
2653 (print_option_information): ...this new function, and
2654 reimplement by simply printing to the pretty_printer,
2655 rather than appending to the format string.
2657 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2659 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
2660 handling logic into...
2661 (update_effective_level_from_pragmas): ...this new function.
2663 2017-05-04 Andrew Waterman <andrew@sifive.com>
2665 * config/riscv/riscv.opt (mstrict-align): New option.
2666 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
2667 (SLOW_UNALIGNED_ACCESS): Define.
2668 (riscv_slow_unaligned_access): Declare.
2669 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
2671 (riscv_slow_unaligned_access): New variable.
2672 (rocket_tune_info): Set slow_unaligned_access to true.
2673 (optimize_size_tune_info): Set slow_unaligned_access to false.
2674 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
2675 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
2676 (riscv_option_override): Set riscv_slow_unaligned_access.
2677 * doc/invoke.texi: Add -mstrict-align to RISC-V.
2679 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
2681 * config/riscv/riscv.md: Unify indentation.
2683 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2688 * config/rs6000/rs6000.md (u code attribute): Add FIX and
2690 (extendsi<mode>2): Add support for doing sign extension via
2691 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
2692 don't have ISA 3.0 instructions.
2693 (extendsi<mode>2 splitter): Likewise.
2694 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
2695 generate the normal insns since SImode can now go in vector
2696 registers. Disallow the special UNSPECs needed for previous
2697 machines to hide SImode being used. Add new insns
2698 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
2699 (fix_trunc<mode>si2_stfiwx): Likewise.
2700 (fix_trunc<mode>si2_internal): Likewise.
2701 (fixuns_trunc<mode>si2): Likewise.
2702 (fixuns_trunc<mode>si2_stfiwx): Likewise.
2703 (fctiw<u>z_<mode>_smallint): Likewise.
2704 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
2705 of floating point to 32-bit integer from doing a direct move to
2706 the GPR registers to do a store.
2707 (fctiwz_<mode>): Break long line.
2709 2017-05-05 Bin Cheng <bin.cheng@arm.com>
2711 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
2712 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
2713 (addr_list, addr_offset_valid_p): New.
2714 (split_address_groups): Check offset validity with above function.
2715 (gt-tree-ssa-loop-ivopts.h): Include header file.
2717 2017-05-05 Nathan Sidwell <nathan@acm.org>
2719 * config.gcc (arm*-*-*): Add missing 'fi'.
2721 2017-05-05 Steve Ellcey <sellcey@cavium.com>
2723 * doc/invoke.texi (-fopt-info): Explicitly say order of options
2724 included in -fopt-info does not matter.
2725 * doc/optinfo.texi (-fopt-info): Fix description of default
2726 behavour. Explicitly say order of options included in -fopt-info
2729 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
2731 * config.gcc: Allow combinations of aprofile and rmprofile values for
2732 --with-multilib-list.
2733 * config/arm/t-multilib: New file.
2734 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
2735 variables. Remove setting of ISA and floating-point ABI in
2736 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
2737 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
2738 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
2739 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
2741 * config/arm/t-rmprofile: Likewise except for the matches changes.
2742 * doc/install.texi (--with-multilib-list): Document the combination of
2743 aprofile and rmprofile values and warn about pitfalls in doing that.
2745 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2747 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
2748 (movdi_aarch64): Likewise.
2750 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2752 PR tree-optimization/80632
2753 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
2755 (build_arrays): Initialize it for virtual phis.
2756 (fix_phi_nodes): Use it for virtual phis.
2758 PR tree-optimization/80558
2759 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
2760 [x, y] op z into [x op, y op z] for op & or | if conditions
2763 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2764 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2767 * config/arm/arm.md (use_literal_pool): Remove.
2768 (64-bit immediate split): No longer takes cost into consideration
2769 if arm_disable_literal_pool is enabled.
2770 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
2771 used when arm_disable_literal_pool is enabled.
2772 (arm_max_const_double_inline_cost): Remove use of
2773 arm_disable_literal_pool.
2774 (push_minipool_fix): Add assert.
2775 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
2776 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
2777 (no_literal_pool_sf_immediate): New.
2779 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2781 PR tree-optimization/80613
2782 * tree-ssa-dce.c (propagate_necessity): Remove cases for
2783 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
2785 2017-05-05 Richard Biener <rguenther@suse.de>
2787 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
2789 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
2791 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
2792 of this flag from insn conditions due to removal from r247495.
2794 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2796 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
2798 (arm_early_store_addr_dep_ptr): Likewise.
2799 * config/arm/aarch-common-protos.h
2800 (arm_early_load_addr_dep_ptr): Add prototype.
2801 (arm_early_store_addr_dep_ptr): Likewise.
2802 * config/arm/cortex-a53.md: Add new bypasses.
2804 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2806 * tree.c (next_type_uid): Change type to unsigned.
2807 (type_hash_canon): Decrement back next_type_uid if
2808 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
2809 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
2812 2017-05-04 Martin Sebor <msebor@redhat.com>
2814 * builtins.c: Fix a trivial typo in a comment.
2817 * builtins.c (check_sizes): Adjust to handle reading past the end.
2818 Avoid printing excessive upper bound of ranges. Use %E to print
2819 tree nodes instead of converting them to %wu.
2820 (expand_builtin_memchr): New function.
2821 (compute_dest_size): Rename...
2822 (compute_objsize): ...to this.
2823 (expand_builtin_memcpy): Adjust.
2824 (expand_builtin_mempcpy): Adjust.
2825 (expand_builtin_strcat): Adjust.
2826 (expand_builtin_strcpy): Adjust.
2827 (check_strncat_sizes): Adjust.
2828 (expand_builtin_strncat): Adjust.
2829 (expand_builtin_strncpy): Adjust and simplify.
2830 (expand_builtin_memset): Adjust.
2831 (expand_builtin_bzero): Adjust.
2832 (expand_builtin_memcmp): Adjust.
2833 (expand_builtin): Handle memcmp.
2834 (maybe_emit_chk_warning): Check strncat just once.
2836 2017-05-04 Martin Sebor <msebor@redhat.com>
2838 PR preprocessor/79214
2841 * builtins.c (check_sizes): Add inlining context and issue
2842 warnings even when -Wno-system-headers is set.
2843 (check_strncat_sizes): Same.
2844 (expand_builtin_strncat): Same.
2845 (expand_builtin_memmove): New function.
2846 (expand_builtin_stpncpy): Same.
2847 (expand_builtin): Handle memmove and stpncpy.
2849 2017-05-04 Bin Cheng <bin.cheng@arm.com>
2851 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
2852 which is not used any more.
2854 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2856 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
2858 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2860 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
2861 (cortexa53_tunings): Likewise.
2862 (cortexa57_tunings): Likewise.
2863 (cortexa72_tunings): Likewise.
2864 (cortexa73_tunings): Likewise.
2866 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2868 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
2869 Set loop alignment to 8.
2871 2017-05-04 Martin Sebor <msebor@redhat.com>
2873 PR translation/80280
2874 * builtins.c (expand_builtin_object_size): Add missing quoting to
2875 %D and like directives.
2876 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
2877 (hsa_type_for_tree_type): Same.
2878 (verify_function_arguments): Same.
2879 * symtab.c (symbol_table::change_decl_assembler_name): Same.
2880 * varasm.c (get_section): Same.
2883 2017-05-04 Martin Sebor <msebor@redhat.com>
2885 PR translation/80280
2886 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
2888 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
2890 * config/aarch64/aarch64.c (generic_addrcost_table):
2891 Change HI/TI mode setting.
2893 2017-05-04 Martin Jambor <mjambor@suse.cz>
2895 PR tree-optimization/80622
2896 * tree-sra.c (comes_initialized_p): New function.
2897 (build_accesses_from_assign): Only set write lazily when
2898 comes_initialized_p is false.
2899 (analyze_access_subtree): Use comes_initialized_p.
2900 (propagate_subaccesses_across_link): Assert !comes_initialized_p
2901 instead of testing for PARM_DECL.
2903 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2905 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
2906 constraint on operand 0 to allow more general addressing modes.
2907 Adjust output template.
2908 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
2910 * config/aarch64/aarch64-protos.h
2911 (aarch64_address_valid_for_prefetch_p): Declare prototype.
2912 * config/aarch64/constraints.md (Dp): New address constraint.
2913 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
2916 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
2918 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
2919 update use of estimate_ipcp_clone_size_and_time.
2920 (estimate_local_effects): Update use of
2921 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
2922 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
2923 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
2924 Return nonspecialized time.
2926 2017-05-04 Richard Biener <rguenther@suse.de>
2928 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
2929 for the last VUSE which def dominates the PHI. Directly call
2931 (get_continuation_for_phi_1): Remove.
2933 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
2935 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
2936 to explain the use of truncating division. Cap the number of
2937 iterations to the maximum given by nb_iterations_upper_bound,
2940 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2942 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
2943 * configure: Regenerate.
2944 * config.in: Regenerate.
2945 * config/i386/driver-mingw32.c: new file.
2946 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
2947 * config.host: Link driver-mingw32.o on MinGW host.
2948 * doc/install.texi: Document new --enable-mingw-wildcard configure
2951 2017-05-04 Marek Polacek <polacek@redhat.com>
2953 PR tree-optimization/80612
2954 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
2956 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2957 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
2959 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
2960 (movt splitter): Likewise.
2961 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
2962 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
2963 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
2964 block for Thumb-1 with MOVT.
2965 (thumb2_legitimate_address_p): Move code block ...
2966 (can_avoid_literal_pool_for_label_p): ... into this new function.
2967 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
2969 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
2970 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
2971 "M-profile targets with the MOVT instruction".
2973 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2975 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
2976 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
2977 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
2979 2017-05-04 Martin Liska <mliska@suse.cz>
2981 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
2984 2017-05-04 Richard Biener <rguenther@suse.de>
2986 * tree.c (array_at_struct_end_p): Handle arrays at struct
2987 end with flexarrays more conservatively. Refactor and treat
2988 arrays of arrays or aggregates more strict. Fix
2989 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
2990 * tree.c (array_at_struct_end_p): Adjust prototype.
2991 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
2992 * gimple-fold.c (get_range_strlen): Likewise.
2993 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
2995 2017-05-04 Richard Biener <rguenther@suse.de>
2997 PR tree-optimization/31130
2998 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
3000 (supports_overflow_infinity): Likewise.
3001 (is_negative_overflow_infinity): Likewise.
3002 (is_positive_overflow_infinity): Likewise.
3003 (is_overflow_infinity): Likewise.
3004 (stmt_overflow_infinity): Likewise.
3005 (overflow_infinity_range_p): Likewise.
3006 (usable_range_p): Remove as always returning true.
3007 (make_overflow_infinity): Remove.
3008 (negative_overflow_infinity): Likewise.
3009 (positive_overflow_infinity): Likewise.
3010 (avoid_overflow_infinity): Likewise.
3011 (set_value_range): Adjust accordingly.
3012 (set_value_range_to_nonnegative): Likewise, remove now unused
3013 overflow_infinity arg.
3014 (vrp_operand_equal_p): Adjust.
3015 (update_value_range): Likewise.
3016 (range_int_cst_singleton_p): Likewise.
3017 (operand_less_p): Likewise.
3018 (compare_values_warnv): Likewise.
3019 (extract_range_for_var_from_comparison_expr): Likewise.
3020 (vrp_int_const_binop): Likewise.
3021 (zero_nonzero_bits_from_vr): Likewise.
3022 (extract_range_from_multiplicative_op_1): Likewise.
3023 (extract_range_from_binary_expr_1): Likewise.
3024 (extract_range_from_unary_expr): Likewise.
3025 (extract_range_from_comparison): Likewise.
3026 (extract_range_basic): Likewise.
3027 (adjust_range_with_scev): Likewise.
3028 (compare_ranges): Likewise.
3029 (compare_range_with_value): Likewise.
3030 (dump_value_range): Likewise.
3031 (test_for_singularity): Likewise, remove strict_overflow_p parameter
3033 (simplify_cond_using_ranges): Adjust.
3035 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3037 * brig-builtins.def: Added a builtin for class_f64.
3038 * builtin-types.def: Added a builtin type needed by class_f64.
3040 2017-05-03 Jason Merrill <jason@redhat.com>
3042 * timevar.def: Add TV_CONSTEXPR.
3044 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3046 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
3048 2017-05-03 Martin Jambor <mjambor@suse.cz>
3050 * ipa-prop.c (ipa_update_after_lto_read): Removed.
3051 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
3052 * ipa-cp.c (ipcp_propagate_stage): Do not call
3053 ipa_update_after_lto_read.
3054 * ipa-inline.c (ipa_inline): Likewise.
3056 2017-05-03 Martin Jambor <mjambor@suse.cz>
3058 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
3059 tag. Added a default constructor and a destructor.
3060 (ipa_edge_args_sum_t): New class;
3061 (ipa_edge_args_sum): Declare.
3062 (ipa_edge_args_vector): Remove declaration.
3063 (IPA_EDGE_REF): Use ipa_edge_args_sum.
3064 (ipa_free_edge_args_substructures): Remove declaration.
3065 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
3066 (ipa_edge_args_info_available_for_edge_p): Likewise.
3067 * ipa-prop.c (ipa_edge_args_vector): Removed.
3068 (edge_removal_hook_holder): Likewise.
3069 (edge_duplication_hook_holder): Likewise.
3070 (ipa_edge_args_sum): New variable.
3071 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
3072 ipa_edge_args_vector.
3073 (ipa_free_edge_args_substructures): Likewise.
3074 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
3075 ipa_edge_args_vector.
3076 (ipa_edge_removal_hook): Turned into method
3077 ipa_edge_args_sum_t::remove.
3078 (ipa_edge_duplication_hook): Turned into method
3079 ipa_edge_args_sum_t::duplicate.
3080 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
3081 registering edge hooks.
3082 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
3083 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
3084 ipa_edge_args_sum instead of ipa_edge_args_vector.
3085 * ipa-profile.c (ipa_profile): Likewise.
3087 2017-05-03 Martin Jambor <mjambor@suse.cz>
3089 * symbol-summary.h (function_summary): New method exists.
3090 (function_summary::symtab_removal): Deallocate through release.
3091 (call_summary): New class.
3092 (gt_ggc_mx): New overload.
3093 (gt_pch_nx): Likewise.
3094 (gt_pch_nx): Likewise.
3096 2017-05-03 Jeff Law <law@redhat.com>
3098 PR tree-optimization/78496
3099 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
3100 from simplify_cond_using_ranges. Split off code to walk
3101 backwards through casts into ...
3102 (simplify_cond_using_ranges_2): New function.
3103 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
3104 (execute_vrp): After identifying jump threads, call
3105 simplify_cond_using_ranges_2.
3107 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
3110 * ipa-inline.h (inline_summary): Add ctor.
3111 (create_ggc): Do not use ggc_cleared_alloc.
3113 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
3114 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3116 * gcc.c (handle_braces): Support escaping in switch matching
3118 * doc/invoke.texi (Spec Files): Document it.
3119 Remove superfluous @code markup in items.
3121 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3123 * diagnostic-show-locus.c (struct column_range): New struct.
3124 (get_affected_columns): New function.
3125 (get_printed_columns): New function.
3126 (struct correction): New struct.
3127 (correction::ensure_capacity): New function.
3128 (correction::ensure_terminated): New function.
3129 (struct line_corrections): New struct.
3130 (line_corrections::~line_corrections): New dtor.
3131 (line_corrections::add_hint): New function.
3132 (layout::print_trailing_fixits): Reimplement in terms of the new
3134 (selftest::test_overlapped_fixit_printing): New function.
3135 (selftest::diagnostic_show_locus_c_tests): Call it.
3137 2017-05-03 Nathan Sidwell <nathan@acm.org>
3139 Canonicalize canonical type hashing
3140 * tree.h (type_hash_canon_hash): Declare.
3141 * tree.c (type_hash_list, attribute_hash_list): Move into
3142 type_hash_canon_hash.
3143 (build_type_attribute_qual_variant): Break out hash code calc into
3144 type_hash_canon_hash.
3145 (type_hash_canon_hash): New. Generic type hash computation.
3146 (build_range_type_1, build_array_type_1, build_function_type,
3147 build_method_type_directly, build_offset_type, build_complex_type,
3148 make_vector_type): Call it.
3150 2017-05-03 Richard Biener <rguenther@suse.de>
3152 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3153 When all DRs have unknown misaligned do not always peel
3154 when there is a store but apply the same costing model as if
3155 there were only loads.
3157 2017-05-03 Richard Biener <rguenther@suse.de>
3160 PR tree-optimization/80492
3161 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3162 compare_base_decls returning dont-know properly.
3164 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
3166 * config/arm/iterators.md (CCSI): New mode iterator.
3167 (arch): New mode attribute.
3168 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
3169 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
3170 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
3171 code iterator for success result mode.
3172 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
3173 the corresponding new insn generators.
3175 2017-05-03 Bin Cheng <bin.cheng@arm.com>
3178 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3179 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3181 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
3183 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
3184 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
3185 (DDR_A): Wrap DDR argument in brackets.
3186 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
3187 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
3188 (DDR_REVERSED_P): Likewise.
3190 2017-05-03 Jakub Jelinek <jakub@redhat.com>
3192 PR tree-optimization/79472
3193 * tree-switch-conversion.c (struct switch_conv_info): Add
3194 contiguous_range and default_case_nonstandard fields.
3195 (collect_switch_conv_info): Compute contiguous_range and
3196 default_case_nonstandard fields, don't clear final_bb if
3197 contiguous_range and only the default case doesn't have the required
3199 (check_all_empty_except_final): Set default_case_nonstandard instead
3200 of failing if contiguous_range and the default case doesn't have empty
3202 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
3203 and only the default case doesn't have the required constants. Skip
3205 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
3206 if default_case_nonstandard.
3207 (build_constructors): Build constant 1 just once. Assert that default
3208 values aren't inserted in between cases if contiguous_range. Skip
3210 (build_arrays): Skip virtual phis.
3211 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
3212 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
3213 Handle virtual phis.
3214 (gen_inbound_check): Handle default_case_nonstandard case.
3215 (process_switch): Adjust check_final_bb caller. Call
3216 gather_default_values with the first non-default case instead of
3217 default case if default_case_nonstandard.
3219 2017-05-02 Nathan Sidwell <nathan@acm.org>
3221 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
3222 check. Fix formatting.
3224 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
3226 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
3227 errors when comparing specialized and unspecialized times.
3229 2017-05-02 David Malcolm <dmalcolm@redhat.com>
3231 * diagnostic-show-locus.c
3232 (layout::should_print_annotation_line_p): Make private.
3233 (layout::print_annotation_line): Make private.
3234 (layout::annotation_line_showed_range_p): Make private.
3235 (layout::show_ruler): Make private.
3236 (layout::print_source_line): Make private. Pass in line and
3237 line_width, rather than calling location_get_source_line. Drop
3239 (layout::print_leading_fixits): New method.
3240 (layout::print_any_fixits): Rename to...
3241 (layout::print_trailing_fixits): ...this, and make private.
3242 Don't print newline fixits.
3243 (diagnostic_show_locus): Move logic for printing one row into...
3244 (layout::print_line): ...this new function. Move the
3245 location_get_source_line call and error-handling from
3246 print_source_line to here. Call print_leading_fixits, and rename
3247 print_any_fixits to print_trailing_fixits.
3248 (selftest::test_fixit_insert_containing_newline): Update now that
3249 newlines are partially supported.
3250 (selftest::test_fixit_insert_containing_newline_2): New test.
3251 (selftest::test_fixit_replace_containing_newline): Update comments.
3252 (selftest::diagnostic_show_locus_c_tests): Call the new test.
3253 * edit-context.c (class added_line): New class.
3254 (class edited_line): Describe newline handling in comment.
3255 (edited_line::actually_edited_p): New method.
3256 (edited_line::print_content): Delete redundant decl.
3257 (edited_line::m_predecessors): New field.
3258 (edited_file::print_content): Call edited_line::print_content.
3259 (edited_file::print_diff): Update to support newlines.
3260 (edited_file::print_diff_hunk): Likewise.
3261 (edited_file::print_run_of_changed_lines): New function.
3262 (edited_file::print_diff_line): Convert to...
3263 (print_diff_line): ...this.
3264 (edited_file::get_effective_line_count): New function.
3265 (edited_line::edited_line): Initialize new field m_predecessors.
3266 (edited_line::~edited_line): Clean up m_predecessors.
3267 (edited_line::apply_fixit): Handle newlines.
3268 (edited_line::get_effective_line_count): New function.
3269 (edited_line::print_content): New function.
3270 (edited_line::print_diff_lines): New function.
3271 (selftest::test_applying_fixits_insert_containing_newline): New
3273 (selftest::test_applying_fixits_replace_containing_newline): New
3275 (selftest::insert_line): New function.
3276 (selftest::test_applying_fixits_multiple_lines): Add example of
3278 (selftest::edit_context_c_tests): Call the new tests.
3280 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3282 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
3283 parameter cand. Update dump information.
3284 (get_computation_cost): Update uses.
3286 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3288 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
3289 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
3290 (get_computation_at, rewrite_use_address): Update use of
3291 get_computation_aff.
3293 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3295 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
3296 (get_computation): Delete.
3297 (get_computation_cost): Implement like get_computation_cost_at.
3298 Use get_computation_at.
3299 (get_computation_cost_at): Delete.
3300 (rewrite_use_nonlinear_expr): Use get_computation_at.
3301 (rewrite_use_compare, remove_unused_ivs): Ditto.
3303 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3305 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
3307 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3309 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
3310 (ivopts_global_cost_for_size): Rename parameter and update uses.
3311 (iv_ca_recount_cost): Update uses.
3312 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
3313 candidates seperately in n_invs and n_cands.
3314 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
3316 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3318 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
3319 (find_inv_vars_cb): New.
3320 (find_depends): Renamed to ...
3321 (find_inv_vars): ... this.
3322 (add_candidate_1, force_var_cost): Call find_inv_vars.
3323 (split_address_cost, determine_group_iv_cost_cond): Ditto.
3325 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3327 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
3328 inv_vars. Add inv_exprs.
3329 (struct iv_cand): Rename depends_on to inv_vars.
3330 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
3331 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
3332 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
3333 (dump_cand): Dump inv_vars.
3334 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
3335 (record_invariant, find_depends, add_candidate_1): Ditto.
3336 (set_group_iv_cost, force_var_cost): Ditto.
3337 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
3338 (get_computation_cost_at, get_computation_cost): Ditto.
3339 (determine_group_iv_cost_generic): Ditto.
3340 (determine_group_iv_cost_address): Ditto.
3341 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
3342 (determine_group_iv_costs): Ditto.
3343 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
3344 (iv_ca_set_remove_invariants): Renamed to ...
3345 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
3346 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
3347 (iv_ca_set_add_invariants): Renamed to ...
3348 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
3349 (iv_ca_set_cp): Use iv_ca_set_add_invs.
3350 (iv_ca_has_deps): Support inv_vars and inv_exprs.
3351 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
3352 (create_new_ivs): Remove useless dump.
3354 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3356 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
3358 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
3359 (iv_ca_set_no_cp, create_new_iv): Ditto.
3361 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3363 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3365 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3367 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
3368 function tree_check2.
3370 2017-05-02 Martin Liska <mliska@suse.cz>
3372 * doc/gcov.texi: Add missing preposition.
3373 * gcov.c (function_info::function_info): Properly fill up
3374 all member variables.
3376 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3378 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
3380 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3382 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
3384 2017-05-02 Martin Liska <mliska@suse.cz>
3387 * lto-streamer-in.c (lto_read_tree_1): Remove
3389 * lto-streamer.c (struct tree_hash_entry): Likewise.
3390 (struct tree_entry_hasher): Likewise.
3391 (tree_entry_hasher::hash): Likewise.
3392 (tree_entry_hasher::equal): Likewise.
3393 (lto_streamer_init): Likewise.
3394 (lto_orig_address_map): Likewise.
3395 (lto_orig_address_get): Likewise.
3396 (lto_orig_address_remove): Likewise.
3397 * lto-streamer.h: Likewise.
3398 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3399 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
3401 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
3403 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
3404 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
3405 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
3406 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
3407 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
3408 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
3409 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
3410 (mm_maskz_sub_ss): New intrinsics.
3411 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3412 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
3413 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
3414 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
3415 (__builtin_ia32_subss_mask_round): New builtins.
3416 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3417 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
3418 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
3420 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
3421 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
3423 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
3426 2017-05-02 Martin Jambor <mjambor@suse.cz>
3428 PR tree-optimization/78687
3429 * tree-sra.c (access): New field parent.
3430 (process_subtree_disqualification): New function.
3431 (disqualify_candidate): Call it.
3432 (build_accesses_from_assign): Reset write flag if creating an
3434 (build_access_subtree): Fill in parent field and also prpagate
3435 down grp_write flag.
3436 (create_artificial_child_access): New parameter set_grp_write, set
3437 grp_write to its value.
3438 (propagate_subaccesses_across_link): Also propagate grp_write flag
3440 (propagate_all_subaccesses): Push the closest parent back to work
3441 queue if add_access_to_work_queue returned true.
3443 2017-05-02 Richard Biener <rguenther@suse.de>
3445 * common.opt (fstrict-overflow): Alias negative to fwrapv.
3446 * doc/invoke.texi (fstrict-overflow): Remove all traces of
3447 -fstrict-overflow documentation.
3448 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
3449 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
3450 flag_strict_overflow.
3451 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
3452 * lto-opts.c (lto_write_options): Do not stream it.
3453 * lto-wrapper.c (merge_and_complain): Do not handle it.
3454 * opts.c (default_options_table): Do not set -fstrict-overflow.
3455 (finish_options): Likewise do not clear it when sanitizing.
3456 * simplify-rtx.c (simplify_const_relational_operation): Do not
3457 test flag_strict_overflow.
3459 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3461 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
3462 using enabled attribute.
3463 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
3464 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
3465 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
3466 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
3467 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
3468 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
3469 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
3470 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
3471 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
3472 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
3474 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3476 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
3478 2017-05-02 Richard Biener <rguenther@suse.de>
3480 PR tree-optimization/80591
3482 2017-04-10 Richard Biener <rguenther@suse.de>
3484 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3487 2017-05-02 Richard Biener <rguenther@suse.de>
3489 PR tree-optimization/80549
3490 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
3491 (cleanup_tree_cfg_noloop): Create forwarders to known loop
3492 headers if they do not have a preheader.
3494 2017-05-02 Martin Liska <mliska@suse.cz>
3497 * common.opt: Fix typo.
3498 * doc/invoke.texi: Likewise.
3500 2017-05-01 Jan Beulich <jbeulich@suse.com>
3502 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
3503 swapping, add (x,x,m,x,n) alternative.
3505 2017-05-01 Nathan Sidwell <nathan@acm.org>
3507 * calls.c (combine_pending_stack_adjustment_and_call): Remove
3508 unnecessary unadjusted_alignment check.
3510 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3513 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
3515 * gimplify.c (gimplify_cilk_detach): New function.
3516 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
3517 * tree-core.h: Document EXPR_CILK_SPAWN.
3518 * tree.h (EXPR_CILK_SPAWN): Define.
3520 2017-05-01 David Malcolm <dmalcolm@redhat.com>
3522 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
3523 to use new fixit_hint representation, using the "replace" logic.
3524 (get_line_span_for_fixit_hint): Likewise.
3525 (layout::print_any_fixits): Likewise.
3526 (selftest::test_one_liner_many_fixits): Rename to...
3527 (selftest::test_one_liner_many_fixits_1): ...this, and update
3528 comment and expected output to reflect that the multiple fix-it
3529 hints are now consolidated into one insertion.
3530 (selftest::test_one_liner_many_fixits_2): New test.
3531 (selftest::test_diagnostic_show_locus_one_liner): Update for
3533 (selftest::test_fixit_consolidation): Update for fix-it API
3535 * diagnostic.c (print_parseable_fixits): Likewise.
3536 * edit-context.c (edited_line::m_line_events): Convert from
3537 auto_vec <line_event *> to auto_vec <line_event>.
3538 (class line_event): Convert from abstract base class to a concrete
3539 class, taking over the role of replace_event.
3540 (class insert_event): Delete.
3541 (class replace_event): Rename to class line_event. Convert to
3543 (edit_context::add_fixits): Reimplement.
3544 (edit_context::apply_insert): Delete.
3545 (edit_context::apply_replace): Rename to...
3546 (edit_context::apply_fixit): ...this. Convert to half-open range.
3547 (edited_file::apply_insert): Delete.
3548 (edited_file::apply_replace): Rename to...
3549 (edited_file::apply_fixit): ...this.
3550 (edited_line::~edited_line): Drop deletion of events.
3551 (edited_line::apply_insert): Delete.
3552 (edited_line::apply_replace): Rename to...
3553 (edited_line::apply_fixit): ...this. Convert to half-open range.
3554 Update for change to type of m_line_events.
3555 * edit-context.h (edit_context::apply_insert): Delete.
3556 (edit_context::apply_replace): Rename to...
3557 (edit_context::apply_fixit): ...this.
3559 2017-05-01 Martin Sebor <msebor@redhat.com>
3561 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
3564 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
3567 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
3568 __get_cpuid_max returns 0.
3569 (__get_cpuid_count): Ditto.
3571 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
3573 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
3574 replacement expression is another instance of one of its arguments.
3576 2017-05-01 Jakub Jelinek <jakub@redhat.com>
3579 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
3580 check for stack push/pop autoinc.
3581 * config/i386/i386.c (ix86_agi_dependent): Return false
3582 if the only reason why modified_in_p returned true is that
3583 addr is SP based and set_insn is a push or pop.
3585 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3587 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
3590 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3593 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
3594 (account_size_time): Use two predicates - exec_pred and
3596 (evaluate_conditions_for_known_args): Compute both clause and
3598 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
3599 (inline_summary_t::duplicate): Update.
3600 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
3602 (compute_inline_parameters): Likewise.
3603 (estimate_edge_size_and_time): Update caluclation of time.
3604 (estimate_node_size_and_time): Compute both time and nonspecialized
3606 (estimate_ipcp_clone_size_and_time): Update.
3607 (inline_merge_summary): Update.
3608 (do_estimate_edge_time): Update.
3609 (do_estimate_edge_size): Update.
3610 (do_estimate_edge_hints): Update.
3611 (inline_read_section, inline_write_summary): Stream both new predicates.
3612 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
3614 (compute_inlined_call_time): Cleanup.
3615 (big_speedup_p): Update.
3616 (edge_badness): Update.
3617 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
3618 (size_time_entry): Replace predicate by exec_predicate and
3620 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
3621 (estimate_edge_time): Return also nonspec_time.
3622 (reset_edge_growth_cache): Update.
3624 2017-04-29 Jakub Jelinek <jakub@redhat.com>
3626 PR rtl-optimization/80491
3627 * ifcvt.c (noce_process_if_block): When looking for x setter
3628 with missing else_bb, don't check only the insn right before
3629 cond_earliest, but look for the last insn that x is modified in
3632 PR rtl-optimization/80491
3633 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
3635 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
3637 PR tree-optimization/80487
3638 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
3640 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3642 PR tree-optimization/79697
3643 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
3644 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
3645 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
3647 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
3648 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
3650 2017-04-28 Martin Sebor <msebor@redhat.com>
3652 PR tree-optimization/80523
3653 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
3654 (init_target_to_host_charmap, target_to_host, target_strtol10): New
3656 (maybe_warn, format_directive, parse_directive): Use new functions.
3657 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
3659 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
3661 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
3663 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3665 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
3666 target_header_dir): Set correctly.
3667 * configure: Regenerated.
3668 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3669 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3670 instead of SYSTEM_HEADER_DIR.
3672 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
3674 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
3675 (estimate_local_effects): Likewise.
3676 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
3677 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
3678 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
3679 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
3680 do_estimate_edge_time, estimate_edge_time): Likewise.
3681 * ipa-inline-analysis.c (estimate_node_size_and_time,
3682 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
3683 (estimate_time_after_inlining): Remove.
3685 2017-04-28 Martin Liska <mliska@suse.cz>
3687 * doc/gcov.texi: Enhance documentation of gcov.
3689 2017-04-28 Martin Liska <mliska@suse.cz>
3691 * doc/gcov.texi: Sort options in alphabetic order.
3692 * doc/gcov-dump.texi: Likewise.
3693 * doc/gcov-tool.texi: Likewise.
3694 * gcov.c (print_usage): Likewise.
3695 * gcov-dump.c (print_usage): Likewise.
3696 * gcov-tool.c (print_merge_usage_message): Likewise.
3697 (print_rewrite_usage_message): Likewise.
3698 (print_overlap_usage_message): Likewise.
3700 2017-04-28 Martin Liska <mliska@suse.cz>
3702 PR gcov-profile/53915
3703 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
3705 2017-04-28 Martin Liska <mliska@suse.cz>
3707 PR gcov-profile/79891
3708 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
3709 is marked by compiler as living on a line.
3710 (get_cycles_count): Remove usage of the union.
3711 (output_intermediate_file): Likewise.
3712 (find_source): Fix GNU coding style.
3713 (accumulate_line_counts): Remove old non-all block mode.
3714 (output_lines): Remove usage of the union.
3715 * profile.c (output_location): Include all BBs, even if
3716 belonging to a same line (and file) as a previous BB.
3718 2017-04-28 Martin Liska <mliska@suse.cz>
3720 * gcov.c (process_args): Handle new argument 'w'.
3721 (read_graph_file): Assign ID to BBs.
3722 (output_branch_count): Display BB # if verbose flag is set.
3723 (output_lines): Likewise for arcs.
3724 (print_usage): Add '--verbose' option help.
3725 * doc/gcov.texi: Document --verbose (-w) option.
3727 2017-04-28 Martin Liska <mliska@suse.cz>
3729 * gcov.c (struct block_location_info): New struct.
3730 (process_file): Fill up the new structure.
3731 (read_graph_file): Replace usage of encoding by the newly added
3733 (add_line_counts): Likewise.
3734 (accumulate_line_counts): Remove usage of the union.
3735 (function_info::function_info): New function.
3736 (function_info::~function_info): Likewise.
3737 (process_file): Call delete instead of release_function.
3738 (release_function): Release the function.
3739 (release_structures): Call delete instead of release_function.
3740 (solve_flow_graph): Replace usage of num_blocks.
3741 (find_exception_blocks): Likewise.
3742 (output_lines): Fix GNU coding style.
3744 2017-04-28 Martin Liska <mliska@suse.cz>
3747 * coverage.c (coverage_remove_note_file): New function.
3748 * coverage.h: Declare the function.
3749 * toplev.c (finalize): Clean if an error has been seen.
3751 2017-04-28 Martin Liska <mliska@suse.cz>
3753 PR gcov-profile/80031
3754 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
3755 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
3756 * gcov.c (read_graph_file): Read just number of blocks.
3757 * profile.c (branch_prob): Do not stream 0 flags per a basic
3760 2017-04-28 Martin Liska <mliska@suse.cz>
3762 * gcov-dump.c (tag_*): Add new argument to declarations.
3763 (dump_gcov_file): Likewise.
3764 (tag_blocks): Add and use new argument depth.
3765 (tag_arcs): Likewise.
3766 (tag_lines): Likewise.
3767 (tag_counters): Likewise.
3768 (tag_summary): Likewise.
3769 (dump_working_sets): Use depth to do a proper indentation.
3771 2017-04-28 Jakub Jelinek <jakub@redhat.com>
3774 * cgraph.h (symtab_node::debug_symtab): No longer inline.
3775 * symtab.c (symtab_node::debug_symtab): Move definition here.
3777 2017-04-28 Richard Biener <rguenther@suse.de>
3779 * lto-streamer.h (LTO_major_version): Bump to 7.
3781 2017-04-28 Richard Biener <rguenther@suse.de>
3783 * tree-vrp.c (assert_info): New struct.
3784 (add_assert_info): New helper.
3785 (register_edge_assert_for_2): Refactor to add asserts to a vector
3787 (register_edge_assert_for_1): Likewise.
3788 (register_edge_assert_for): Likewise.
3789 (finish_register_edge_assert_for): New helper actually registering
3790 asserts where live on edge.
3791 (find_conditional_asserts): Adjust.
3792 (find_switch_asserts): Likewise.
3793 (evrp_dom_walker::try_find_new_range): Generalize.
3794 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
3796 2017-04-27 Marek Polacek <polacek@redhat.com>
3799 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
3800 arg10 and arg11 to itype.
3802 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
3804 * doc/extend.texi (Object Size Checking): Improve grammar.
3806 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
3809 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
3810 that the logic for permitting reciprocal estimates matches that
3813 2017-04-27 Jakub Jelinek <jakub@redhat.com>
3816 * tree.c (type_cache_hasher::equal): Only compare
3817 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
3818 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
3819 non-aggregate element types.
3820 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
3821 about the flag on ARRAY_TYPEs in the comment, formatting fix.
3823 2017-04-27 Richard Biener <rguenther@suse.de>
3826 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
3827 stripping ARRAY_REFs from MEM_EXPR make sure we're not
3828 keeping a reference to a trailing array.
3830 2017-04-27 Richard Biener <rguenther@suse.de>
3833 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
3834 being in loop-closed SSA form conservatively.
3835 (chrec_fold_multiply_poly_poly): Likewise.
3837 2017-04-27 Tamar Christina <tamar.christina@arm.com>
3840 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
3841 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
3843 2017-04-27 Jakub Jelinek <jakub@redhat.com>
3846 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
3847 (aarch64_function_arg_alignment): Return unsigned int again, but still
3848 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
3849 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
3850 Don't emit -Wpsabi note.
3851 (aarch64_function_arg_boundary): Likewise.
3852 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
3855 2017-04-26 Nathan Sidwell <nathan@acm.org>
3857 * tree.h (crc32_unsigned_n): Declare.
3858 (crc32_unsigned, crc32_unsigned): Make inline.
3859 * tree.c (crc32_unsigned_bits): Replace with ...
3860 (crc32_unsigned_n): ... this.
3861 (crc32_unsigned, crc32_byte): Remove.
3862 (crc32_string): Remove unnecessary braces.
3864 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
3866 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
3867 * ipa-inline-analysis.c (MAX_TIME): Remove.
3868 (account_size_time): Use sreal for time.
3869 (dump_inline_summary): Update.
3870 (estimate_function_body_sizes): Update.
3871 (estimate_edge_size_and_time): Update.
3872 (estimate_calls_size_and_time): Update.
3873 (estimate_node_size_and_time): Update.
3874 (inline_merge_summary): Update.
3875 (inline_update_overall_summary): Update.
3876 (estimate_time_after_inlining): Update.
3877 (inline_read_section): Update.
3878 (inline_write_summary): Update.
3879 * ipa-inline.c (compute_uninlined_call_time): Update.
3880 (compute_inlined_call_time): Update.
3881 (recursive_inlining): Update.
3882 (inline_small_functions): Update.
3883 (dump_overall_stats): Update.
3884 * ipa-inline.h: Include sreal.h.
3885 (size_time_entry): Turn time to sreal.
3886 (inline_summary): Turn self_time nad time to sreal.
3888 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
3890 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
3892 (sreal::stream_out, sreal::stream_in): New.
3893 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
3895 2017-04-25 Jakub Jelinek <jakub@redhat.com>
3897 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
3900 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
3903 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
3905 (dimode_scalar_chain::compute_convert_gain): Ditto.
3906 (dimode_scalar_chain::make_vector_copies): Ditto.
3907 (dimode_scalar_chain::convert_reg): Ditto.
3908 (dimode_scalar_chain::convert_insn): Ditto.
3909 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
3910 (VI248_AVX512BW_1): New mode iterator.
3911 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
3912 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
3915 2017-04-25 Martin Sebor <msebor@redhat.com>
3917 PR tree-optimization/80497
3918 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
3919 constants are representable in HOST_WIDE_INT.
3920 (parse_directive): Ditto.
3922 2017-04-25 Martin Sebor <msebor@redhat.com>
3925 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
3926 (new_zero_array): Adjust signature.
3927 (dom_info::dom_init): Used unsigned rather that size_t.
3928 (dom_info::dom_info): Same.
3930 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3931 Jakub Jelinek <jakub@redhat.com>
3934 * config/arm/arm.c: Include gimple.h.
3935 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
3936 returns negative, increment ncrn only if it returned positive.
3937 (arm_needs_doubleword_align): Return int instead of bool,
3938 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
3939 members, but if there is any such non-FIELD_DECL
3940 > PARM_BOUNDARY aligned decl, return -1 instead of false.
3941 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
3942 returns negative, increment nregs only if it returned positive.
3943 (arm_setup_incoming_varargs): Likewise.
3944 (arm_function_arg_boundary): Emit -Wpsabi note if
3945 arm_needs_doubleword_align returns negative, return
3946 DOUBLEWORD_ALIGNMENT only if it returned positive.
3948 2017-04-25 Marek Polacek <polacek@redhat.com>
3951 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
3952 first argument to type.
3954 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
3957 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
3958 type checks to test for compatibility instead of equality.
3960 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3961 Jakub Jelinek <jakub@redhat.com>
3964 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
3966 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
3967 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
3968 the alignment computation, but return their maximum in warn_alignment.
3969 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
3970 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
3972 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
3973 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
3976 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3978 * config/arc/simdext.md (dmpyh): Fix typo.
3980 2017-04-25 Richard Biener <rguenther@suse.de>
3982 PR tree-optimization/80492
3983 * alias.c (compare_base_decls): Handle registers with asm
3984 specification conservatively.
3985 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3986 compare_base_decls returning dont-know properly.
3988 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3990 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
3991 (legitimate_offset_address_p): New function.
3992 (arc_legitimate_address_p): Use above function.
3994 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
3996 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
3998 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4000 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
4001 ACCH registers whenever they are available.
4003 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4005 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
4006 double regs fix when not used.
4008 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4010 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
4012 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
4013 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
4015 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4017 * config/arc/arc.c (arc_output_addsi): Check for h-register class
4018 when emitting short ADD instructions.
4020 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4022 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
4024 (cmpsi_cc_c_insn): Likewise.
4025 (cbranchsi4_scratch): Compute proper instruction length using
4026 compact_hreg_operand.
4027 * config/arc/predicates.md (compact_hreg_operand): New predicate.
4029 2017-04-25 Richard Biener <rguenther@suse.de>
4032 * passes.c (pass_manager::pass_manager): Initialize
4035 2017-04-25 Richard Biener <rguenther@suse.de>
4037 PR tree-optimization/79201
4038 * tree-ssa-sink.c (statement_sink_location): Handle calls.
4040 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4043 * config/s390/vector.md: Split MEM->GPR vector moves for
4044 non-s_operand addresses.
4046 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4049 * config/s390/predicates.md (reload_const_wide_int_operand): New
4051 * config/s390/s390.md ("movti"): Remove d/P alternative.
4052 ("movti_bigconst"): New pattern definition.
4054 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4057 * s390-protos.h (s390_expand_cs_hqi): Removed.
4058 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
4059 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
4060 modes as well as CCZ1mode and CCZmode.
4061 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
4062 signature of s390_emit_compare_and_swap.
4063 (s390_expand_cs_hqi): Likewise, make static.
4064 (s390_expand_cs_tdsi): Generate an explicit compare before trying
4065 compare-and-swap, in some cases.
4066 (s390_expand_cs): Wrapper function.
4067 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
4069 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
4070 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
4071 patterns for small and large integers. Forbid symref memory operands.
4072 Move expander to s390.c. Require cc register.
4073 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
4074 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
4075 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
4076 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
4077 symref memory operands. Remove CC mode and call s390_match_ccmode
4079 ("atomic_exchange<mode>"): Allow and implement all integer modes.
4081 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4083 * config/s390/s390.md (define_peephole2): New peephole to help
4084 combining the load-and-test pattern with volatile memory.
4086 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4088 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
4089 with CCZmode for TARGET_Z196.
4091 2017-04-25 Jakub Jelinek <jakub@redhat.com>
4093 PR rtl-optimization/80501
4094 * combine.c (make_compound_operation_int): Set subreg_code to SET
4095 even for AND with mask of the sign bit of mode.
4097 PR rtl-optimization/80500
4098 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
4099 sum's initial value.
4101 2017-04-25 Julian Brown <julian@codesourcery.com>
4102 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4104 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
4106 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
4108 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
4110 2017-04-25 Julian Brown <julian@codesourcery.com>
4111 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4113 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
4114 (thunderx2t99_sha): New Reservation.
4116 2017-04-25 Julian Brown <julian@codesourcery.com>
4117 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4119 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
4120 type for 1-element load.
4122 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
4124 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
4126 2017-04-24 Martin Jambor <mjambor@suse.cz>
4128 PR tree-optimization/80293
4129 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
4130 char arrays not totally scalarizable if it is false.
4131 (analyze_all_variable_accesses): Pass correct value in the new
4132 parameter. Add a statistics counter.
4134 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
4137 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
4139 2017-04-24 Richard Biener <rguenther@suse.de>
4141 PR tree-optimization/80494
4142 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
4143 out for complex types.
4145 2017-04-24 Richard Biener <rguenther@suse.de>
4147 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
4148 * tree-ssa-sccvn.c (print_scc): Print SCC size.
4149 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
4150 (DFS): Adjust and never fail.
4151 (sccvn_dom_walker::fail): Remove.
4152 (sccvn_dom_walker::before_dom_children): Adjust.
4153 (run_scc_vn): Likewise and never fail.
4154 * tree-ssa-pre.c (pass_pre::execute): Adjust.
4155 (pass_fre::execute): Likewise.
4157 2017-04-24 Richard Biener <rguenther@suse.de>
4159 PR tree-optimization/79725
4160 * tree-ssa-sink.c (statement_sink_location): Return whether
4161 failure reason was zero uses. Move that check later.
4162 (sink_code_in_bb): Deal with zero uses by removing the stmt
4165 2017-04-24 Richard Biener <rguenther@suse.de>
4168 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
4169 pointer-based references.
4171 2017-04-24 Richard Biener <rguenther@suse.de>
4174 * pass_manager.h (pass_manager::operator new): Remove.
4175 (pass_manager::operator delete): Likewise.
4176 * passes.c (pass_manager::operator new): Remove.
4177 (pass_manager::operator delete): Likewise.
4178 (pass_manager::pass_manager): Zero individual pass members.
4180 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
4183 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
4184 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
4185 Check "XEXP (src, 1)" operand here.
4186 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
4187 Check "XEXP (src, 1)" operand here.
4188 (dimode_scalar_chain::make_vector_copies): Detect count register
4189 of a shift instruction. Zero extend count register from QImode
4190 to DImode to satisfy vector shift pattern count operand predicate.
4191 Substitute vector shift count operand with a DImode copy.
4192 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
4195 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
4197 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
4198 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4199 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
4200 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4201 (UNSPEC_NOREX_MEM): Remove definition.
4203 2017-04-21 Richard Biener <rguenther@suse.de>
4205 PR tree-optimization/79547
4206 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4207 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
4208 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
4209 without any constraints.
4211 2017-04-21 Richard Biener <rguenther@suse.de>
4213 PR tree-optimization/78847
4214 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
4216 2017-04-21 Richard Biener <rguenther@suse.de>
4218 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
4219 (build_distinct_type_copy): Likewise.
4220 (build_variant_type_copy): Likewise.
4221 * tree.c (build_qualified_type): Pass down mem-stat info.
4222 (build_distinct_type_copy): Likewise.
4223 (build_variant_type_copy): Likewise.
4225 2017-04-21 Richard Biener <rguenther@suse.de>
4227 PR tree-optimization/80237
4228 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
4230 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
4231 for a simplified result.
4233 2016-04-21 Richard Biener <rguenther@suse.de>
4235 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
4236 sth as strict as a simple_iv but a chrec without symbols and an
4237 operand defined in the loop we are peeling (and not some subloop).
4238 (propagate_constants_for_unrolling): Propagate all constants.
4240 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4243 * config/i386/i386.c (print_reg): Remove assert for disalowed
4244 regno values, call output_operand_lossage instead.
4246 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4249 * config/i386/constraints.md (Yc): New register constraint.
4250 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
4251 Use Yc constraint for alternative 2 of operand 0. Remove
4252 preferred_for_speed attribute.
4254 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4256 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
4257 lastprivate clauses in SIMT case.
4259 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
4261 * doc/invoke.texi (-Wextra-semi): Document new warning option.
4263 2017-04-20 Richard Biener <rguenther@suse.de>
4265 PR tree-optimization/57796
4266 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
4268 (vect_model_load_cost): Cost gathers as N scalar loads.
4270 2017-04-20 Richard Biener <rguenther@suse.de>
4272 * ggc-page.c (ggc_allocated_p): Rename to ...
4273 (safe_lookup_page_table_entry): ... this and return the lookup
4275 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
4277 2017-04-20 Richard Biener <rguenther@suse.de>
4279 PR tree-optimization/80453
4280 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
4281 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
4282 from the conditions.
4283 (vn_phi_eq): Pass them down.
4284 (vn_phi_lookup): Record them.
4285 (vn_phi_insert): Likewise.
4287 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
4289 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
4290 uninitialized variable warning to avoid buffer overrun.
4292 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4295 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
4296 is suppressed for '{ 0 }' in C.
4298 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4300 * BASE-VER: Set to 8.0.0.
4302 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
4304 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
4305 priority .init_array and .fini_array section with SECTION_NOTYPE
4308 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4311 * tree.h (build_array_type): Add typeless_storage default argument.
4312 * tree.c (type_cache_hasher::equal): Also compare
4313 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
4314 (build_array_type): Add typeless_storage argument, set
4315 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
4317 (build_nonshared_array_type): Adjust build_array_type_1 caller.
4318 (build_array_type): Likewise. Add typeless_storage argument.
4320 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4321 Jakub Jelinek <jakub@redhat.com>
4323 PR tree-optimization/80426
4324 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
4325 operation on symbolic operands, also compute the overflow for the
4326 invariant part when the operation degenerates into a negation.
4328 2017-04-19 Jakub Jelinek <jakub@redhat.com>
4331 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
4332 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
4335 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
4337 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
4340 * config/avr/avr.c (tree.h): Include it.
4341 (cgraph.h): Include it.
4342 (avr_encode_section_info): Don't warn for uninitialized progmem
4343 variable if it's just an alias.
4345 2017-04-19 Richard Biener <rguenther@suse.de>
4348 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
4349 when needed by AutoPGO.
4351 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
4354 * doc/lto.texi: Remove an extra 'that'.
4356 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4358 PR rtl-optimization/80429
4359 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
4360 are only used in debug insns.
4362 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4363 Vladimir Makarov <vmakarov@redhat.com>
4365 * config/sparc/predicates.md (input_operand): Add comment. Return
4366 true for any memory operand when LRA is in progress.
4367 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
4369 2017-04-18 Jeff Law <law@redhat.com>
4372 * mips.md ({return,simple_return}_internal): Do not overwrite
4375 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4377 PR tree-optimization/80443
4378 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
4379 instead of adding 1, subtract -1 and similarly instead of subtracting
4382 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
4384 PR rtl-optimization/80357
4385 * haifa-sched.c (tmp_bitmap): New variable.
4386 (model_recompute): Handle duplicate use records.
4387 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
4388 (free_global_sched_pressure_data): Free it.
4390 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
4393 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4394 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4395 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4396 instead of SYSTEM_HEADER_DIR.
4398 2017-04-18 Jeff Law <law@redhat.com>
4401 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
4402 predecessors after walking up the insn chain.
4404 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4407 * dwarf2out.c (modified_type_die): Try harder not to emit internal
4408 sizetype type into debug info.
4410 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4413 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
4414 unneeded test for TARGET_UPPER_REGS_SF.
4415 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
4417 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4420 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
4421 instead of gsi_after_labels.
4423 2017-04-18 Jeff Law <law@redhat.com>
4425 * regcprop.c (maybe_mode_change): Avoid creating copies of the
4429 2017-04-13 Jeff Law <law@redhat.com>
4430 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4431 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4433 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
4436 * config/avr/avr.c (intl.h): Include it.
4437 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
4439 2017-04-18 Martin Liska <mliska@suse.cz>
4441 PR gcov-profile/78783
4442 * gcov-tool.c (gcov_output_files): Validate that destination
4443 file is either removed by the tool or by a user.
4445 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4446 Guy Benyei <guybe@mellanox.com>
4448 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
4449 block, and do not negate it, the stored id is already negative.
4451 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4453 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
4455 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4458 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
4459 masks of options that should be turned off if the VSX vector
4460 options are turned off.
4461 (OTHER_P8_VECTOR_MASKS): Likewise.
4462 (OTHER_VSX_VECTOR_MASKS): Likewise.
4463 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
4464 rs6000_disable_incompatible_switches to validate no type switches
4466 (rs6000_incompatible_switch): New function to disallow turning on
4467 other vector options if -mno-vsx, -mno-power8-vector, or
4468 -mno-power9-vector are specified.
4470 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4472 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
4474 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4476 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
4477 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
4478 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
4479 (ARG_POINTER_CFA_OFFSET): Likewise.
4481 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4483 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
4484 conditions to take advantage of various optimizations.
4486 2017-04-13 Jeff Law <law@redhat.com>
4488 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4489 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4490 (zero_extendsidi2_dext): Likewise.
4492 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4495 * fold-const.c (fold_ternary_loc): Revert
4496 use op0 instead of fold_convert_loc (loc, type, arg0) part of
4499 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
4501 PR rtl-optimization/80343
4502 * lra-remat.c (update_scratch_ops): Assign original hard reg to
4505 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
4508 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
4509 to ubsan_encode_value.
4511 2017-04-13 Jeff Law <law@redhat.com>
4513 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
4514 appearing in DEBUG_INSNs.
4516 2017-04-13 Martin Liska <mliska@suse.cz>
4518 PR gcov-profile/80413
4519 * gcov-io.c (gcov_write_string): Copy to buffer just when
4520 allocated size is greater than zero.
4522 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4525 * dwarf2out.c (decls_for_scope): Ignore declarations of
4526 current_function_decl in BLOCK_NONLOCALIZED_VARS.
4528 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
4531 * ipa-visibility.c (non_local_p): Fix typos.
4532 (localize_node): When localizing symbol in same comdat group,
4533 dissolve the group only when we know external symbols are going
4535 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
4537 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4539 PR tree-optimization/79390
4540 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
4541 order does not result in usable sequence, retry with reversed operand
4547 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
4548 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
4549 op0 instead of fold_convert_loc (loc, type, arg0).
4551 2017-04-12 Jeff Law <law@redhat.com>
4553 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
4554 has a delay slot in the generated code.
4556 * config/cris/cris.md (cris_preferred_reload_class): Return
4557 GENNONACR_REGS rather than GENERAL_REGS.
4559 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4562 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
4563 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
4564 signedness of the result type.
4566 2017-04-12 Richard Biener <rguenther@suse.de>
4567 Jeff Law <law@redhat.com>
4569 PR tree-optimization/80359
4570 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
4571 trim stores to TARGET_MEM_REFs.
4573 2017-04-12 Richard Biener <rguenther@suse.de>
4575 PR tree-optimization/79390
4576 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
4577 threading case even more.
4579 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
4582 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
4583 for quad_address_p for TImode, instead of just not indexed_address.
4585 2017-04-12 Richard Biener <rguenther@suse.de>
4586 Bernd Edlinger <bernd.edlinger@hotmail.de>
4589 * alias.c (component_uses_parent_alias_set_from): Handle
4590 TYPE_TYPELESS_STORAGE.
4591 (get_alias_set): Likewise.
4592 * tree-core.h (tree_type_common): Add typeless_storage flag.
4593 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
4594 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
4595 for types containing members with TYPE_TYPELESS_STORAGE.
4596 (place_field): Likewise.
4597 (layout_type): Likewise for ARRAY_TYPE.
4598 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
4599 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
4600 TYPE_TYPELESS_STORAGE.
4601 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4603 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4606 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
4607 first argument to type.
4609 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4613 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
4614 CONST0_RTX (mode) rather than const0_rtx where appropriate.
4615 (rs6000_expand_binop_builtin): Likewise.
4616 (rs6000_expand_ternop_builtin): Likewise; also add missing
4617 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
4618 vshasigma built-ins.
4619 * doc/extend.texi: Document that vec_xxpermdi's third argument
4622 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
4624 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
4625 Use shift_const cost parameter when calculating gain of STV shifts.
4627 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
4629 PR rtl-optimization/70478
4630 * lra-constraints.c (process_alt_operands): Check memory for
4631 disfavoring memory insn operand.
4633 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4636 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
4637 left shift in unsigned HOST_WIDE_INT type.
4639 PR rtl-optimization/80385
4640 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
4641 (not (neg X)) into (plus X -1) for complex or non-integral modes.
4644 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
4645 if they have any depend clauses.
4647 2017-04-11 Martin Liska <mliska@suse.cz>
4650 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
4651 * ipa-split.c (split_function): Create a local comdat symbol
4652 if caller is in a comdat group.
4654 2017-04-11 Martin Liska <mliska@suse.cz>
4657 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
4660 2017-04-11 Martin Sebor <msebor@redhat.com>
4663 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
4664 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
4666 (directive::set_width, directive::set_precision, format_character):
4668 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
4671 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
4674 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
4675 conflict, set target->arch_name instead of target->cpu_name.
4677 2017-04-11 Richard Biener <rguenther@suse.de>
4679 PR tree-optimization/80374
4680 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
4681 build_zero_cst, remove fold_convertible_p check again.
4683 2017-04-11 Martin Liska <mliska@suse.cz>
4686 * ubsan.c (instrument_object_size): Do not instrument register
4689 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4692 * config/i386/i386-builtin-types.def
4693 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
4694 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
4695 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
4696 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
4697 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
4698 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
4699 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
4700 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
4701 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
4702 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
4703 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
4704 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
4705 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
4706 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
4707 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
4708 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
4709 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
4710 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
4711 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
4712 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
4713 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
4714 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
4715 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
4716 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
4717 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
4718 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
4719 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
4720 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
4721 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
4722 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
4723 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
4724 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
4725 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
4726 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
4727 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
4728 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
4729 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
4730 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
4731 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
4732 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
4733 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
4734 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
4735 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
4736 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
4737 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
4738 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
4740 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
4741 flag to second_arg_count, handle 4 argument function type _COUNT
4742 aliases, handle second_arg_count on second argument rather than last.
4744 2017-04-10 Jeff Law <law@redhat.com>
4746 PR tree-optimization/80374
4747 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
4748 record anything if we can not convert integer_zero_node to the
4751 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4754 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4755 Enhance special handling given to the TARGET_P9_MINMAX option in
4756 relation to certain other options.
4758 2017-04-10 Bin Cheng <bin.cheng@arm.com>
4760 PR tree-optimization/80153
4761 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
4762 remove POINTER_PLUS_EXPR's base part directly, rather than through
4765 2017-04-10 Richard Biener <rguenther@suse.de>
4766 Bin Cheng <bin.cheng@arm.com>
4768 PR tree-optimization/80153
4769 * tree-affine.c (aff_combination_to_tree): Get base pointer from
4770 the first element of pointer type aff_tree. Build result expr in
4772 (add_elt_to_tree): Convert to type unconditionally. Remove other
4774 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
4775 (rewrite_use_nonlinear_expr): Check invariant using iv information.
4777 2017-04-10 Richard Biener <rguenther@suse.de>
4779 * tree-ssa-structalias.c (find_func_aliases): Properly handle
4782 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
4784 PR rtl-optimization/70478
4785 * lra-constraints.c (curr_small_class_check): New.
4786 (update_and_check_small_class_inputs): New.
4787 (process_alt_operands): Update curr_small_class_check. Disfavor
4788 alternative insn memory operands. Check available regs for small
4791 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
4794 * config/mips/mips.opt (-mvirt): Update description.
4795 * doc/invoke.texi (-mvirt): Likewise.
4797 2017-04-10 Richard Biener <rguenther@suse.de>
4800 * fold-const.c (fold_binary_loc): Look at unstripped ops when
4801 looking for NEGATE_EXPR in -A / -B to A / B folding.
4803 2017-04-10 Martin Liska <mliska@suse.cz>
4805 PR gcov-profile/80224
4806 * gcov.c (print_usage): Fix usage string.
4807 (get_gcov_intermediate_filename): Remove.
4808 (output_gcov_file): Use both for normal and intermediate format.
4809 (generate_results): Do not initialize special file for
4810 intermediate format.
4812 2017-04-10 Richard Biener <rguenther@suse.de>
4814 PR tree-optimization/80304
4815 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
4818 2017-04-10 Nathan Sidwell <nathan@acm.org>
4821 * config/rs6000/rs6000.c (rs6000_vector_type): New.
4822 (rs6000_init_builtins): Use it.
4824 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4826 * config/arm/arm.md (<mrc>): Add mode to SET source.
4829 2017-04-10 Richard Biener <rguenther@suse.de>
4832 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
4834 2017-04-10 Jakub Jelinek <jakub@redhat.com>
4837 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
4838 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
4839 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
4840 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
4841 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
4842 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
4843 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
4844 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
4845 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
4846 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
4847 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
4848 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
4849 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
4850 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
4851 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
4852 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
4853 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
4854 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
4855 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
4856 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
4857 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
4858 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
4859 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
4861 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
4863 PR rtl-optimization/70478
4864 * lra-constraints.c: Reverse the last patch.
4866 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
4868 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
4869 Add comment for WCHAR_T.
4871 2017-04-08 Martin Liska <mliska@suse.cz>
4874 2017-04-07 Martin Liska <mliska@suse.cz>
4877 * ipa-split.c (split_function): Add function part to a same comdat
4880 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4883 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
4885 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
4887 * rs6000/rs6000.c (vec_load_pendulum): Rename...
4888 (vec_pairing): ...to this.
4889 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
4890 (rs6000_sched_init): Adjust for name change.
4891 (struct rs6000_sched_context): Likewise.
4892 (rs6000_init_sched_context): Likewise.
4893 (rs6000_set_sched_context): Likewise.
4895 2017-04-07 Jakub Jelinek <jakub@redhat.com>
4901 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
4903 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
4904 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
4905 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
4907 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
4909 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
4911 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
4913 PR rtl-optimization/70703
4914 * ira-color.c (update_conflict_hard_regno_costs): Use
4915 int64_t instead of HOST_WIDE_INT.
4917 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
4919 PR rtl-optimization/70478
4920 * lra-constraints.c (process_alt_operands): Disfavor alternative
4921 insn memory operands.
4923 2017-04-07 Jeff Law <law@redhat.com>
4925 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
4926 CALL and NOTE_INSN_CALL_ARG_LOCATION.
4928 2017-04-07 Martin Liska <mliska@suse.cz>
4931 * config/aarch64/aarch64.c (aarch64_process_target_attr):
4932 Show error message instead of an ICE.
4934 2017-04-07 Martin Liska <mliska@suse.cz>
4937 * ipa-split.c (split_function): Add function part to a same comdat
4940 2017-04-07 Richard Biener <rguenther@suse.de>
4943 * tree.c (get_unwidened): Also handle ! for_type case for
4945 * convert.c (do_narrow): Split out from ...
4946 (convert_to_integer_1): ... here. Do not pass final truncation
4947 type to get_unwidened for TRUNC_DIV_EXPR.
4949 2017-04-07 Richard Biener <rguenther@suse.de>
4951 * tree-affine.c (wide_int_ext_for_comb): Take type rather
4953 (aff_combination_const): Adjust.
4954 (aff_combination_scale): Likewise.
4955 (aff_combination_add_elt): Likewise.
4956 (aff_combination_add_cst): Likewise.
4957 (aff_combination_convert): Likewise.
4958 (add_elt_to_tree): Likewise. Remove unused argument.
4959 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
4961 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
4963 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
4965 * config/arm/arm.c (arm_default_short_enums): Use
4966 ARM_DEFAULT_SHORT_ENUMS.
4967 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
4969 2017-04-06 Jakub Jelinek <jakub@redhat.com>
4972 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
4973 members with redundant out-of-class redeclaration.
4975 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
4978 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
4979 * config/i386/i386.md (*zero_extendsidi2):
4980 Add (?*x,*x) and (?*v,*v) alternatives.
4982 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
4985 * config/i386/i386.c (ix86_expand_builtin)
4986 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
4987 mode from insn data. Convert operands to insn operand mode.
4988 Copy operands that don't satisfy insn predicate to a register.
4990 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
4992 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
4995 2017-04-06 Richard Biener <rguenther@suse.de>
4997 PR tree-optimization/80334
4998 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
4999 preserve alignment of accesses.
5001 2017-04-06 Richard Biener <rguenther@suse.de>
5003 PR tree-optimization/80262
5004 * tree-sra.c (build_ref_for_offset): Preserve address-space
5006 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
5007 Drop useless address-space information on MEM_REF offsets.
5009 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
5011 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
5013 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
5015 PR rtl-optimization/70703
5016 * ira-color.c (update_conflict_hard_regno_costs): Use
5017 HOST_WIDE_INT instead of long.
5019 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
5022 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
5023 not defined for x86_64 target. Add -mmmx target option when __SSE2__
5025 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
5026 for x86_64 target. Handle -m3dnowa option.
5028 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
5030 PR rtl-optimization/70703
5031 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
5032 (update_conflict_hard_regno_costs): Use long instead of unsigned
5033 arithmetic for cost calculation.
5035 2017-04-05 Jakub Jelinek <jakub@redhat.com>
5036 Bernd Edlinger <bernd.edlinger@hotmail.de>
5039 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
5042 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
5045 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
5046 ptr_mode with Pmode throughout.
5047 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
5048 into probe_stack_range and use DImode.
5050 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5053 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
5054 call_eh_return is true.
5056 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5058 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
5059 Initialize last_match_fntype_index.
5061 2017-04-05 Jakub Jelinek <jakub@redhat.com>
5064 * tree-nvr.c: Include internal-fn.h.
5065 (pass_return_slot::execute): Ignore internal calls without
5068 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5069 Richard Biener <rguenther@suse.de>
5072 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
5073 captures used multiple times, except for the last use.
5074 * generic-match-head.c: Include gimplify.h.
5076 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5078 PR tree-optimization/79390
5079 * target.h (struct noce_if_info): Declare.
5080 * targhooks.h (default_noce_conversion_profitable_p): Declare.
5081 * target.def (noce_conversion_profitable_p): New target hook.
5082 * ifcvt.h (struct noce_if_info): New type, moved from ...
5083 * ifcvt.c (struct noce_if_info): ... here.
5084 (noce_conversion_profitable_p): Renamed to ...
5085 (default_noce_conversion_profitable_p): ... this. No longer
5087 (noce_try_store_flag_constants, noce_try_addcc,
5088 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
5089 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
5090 instead of noce_conversion_profitable_p.
5091 * config/i386/i386.c: Include ifcvt.h.
5092 (ix86_option_override_internal): Don't override
5093 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
5094 (ix86_noce_conversion_profitable_p): New function.
5095 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
5096 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
5097 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
5098 * doc/tm.texi: Regenerated.
5100 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5102 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
5105 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5108 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
5109 instructions for small multiply cores.
5111 2017-04-04 Jeff Law <law@redhat.com>
5113 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
5115 (mips_expand_vec_perm_const): Initialize elements in orig_perm
5116 that are not set by the loop over the elements.
5118 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5121 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
5122 int mode, convert_modes it to mode as unsigned, otherwise use
5123 lowpart_subreg to mode rather than SImode.
5124 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
5125 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
5126 Use DImode instead of SImode for the shift count operand.
5127 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
5130 2017-04-04 Richard Biener <rguenther@suse.de>
5133 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
5134 arithmetic done for the negate or the plus. Simplify.
5135 (A - (-B) -> A + B): Likewise.
5136 * fold-const.c (split_tree): Make sure to not negate pointers.
5138 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
5140 PR rtl-optimization/60818
5141 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
5142 a compare of comparisons with the thing compared if this results
5143 in a different machine mode.
5145 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
5147 * alias.c (base_alias_check): Fix typo in comment.
5148 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
5149 * cgraphunit.c (symbol_table::compile): Likewise.
5150 * collect2.c (maybe_run_lto_and_relink): Likewise.
5151 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
5152 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
5153 * config/avr/avr.c (avr_map_op_t): Likewise.
5154 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
5155 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
5156 * config/epiphany/epiphany.md (movcc): Likewise.
5157 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
5158 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
5160 * config/mips/mips.c (mips_save_restore_reg): Likewise.
5161 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
5162 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
5163 * config/sh/sh.c (sh_rtx_costs): Likewise.
5164 * fold-const.c (fold_truth_andor): Likewise.
5165 * genautomata.c (collapse_flag): Likewise.
5166 * gengtype.h (struct type::u::s): Likewise.
5167 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
5168 * input.c (FORMAT_AMOUNT): Likewise.
5169 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
5170 (known_aggs_to_agg_replacement_list): Likewise.
5171 * ipa-inline-analysis.c: Likewise.
5172 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
5173 * ipa-polymorphic-call.c
5174 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
5175 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
5176 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
5178 * modulo-sched.c (apply_reg_moves): Likewise.
5179 * omp-expand.c (build_omp_regions_1): Likewise.
5180 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
5181 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
5182 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
5183 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5184 * value-prof.c: Likewise.
5185 * var-tracking.c (val_reset): Likewise.
5187 2017-04-03 Richard Biener <rguenther@suse.de>
5189 PR tree-optimization/80275
5190 * fold-const.c (split_address_to_core_and_offset): Handle
5193 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
5195 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
5196 descriptors is at least equal to that of functions.
5198 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5200 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
5202 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5205 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
5206 (mov<IMOD4:mode>): New expander.
5207 (*mov<IMOD4:mode>_internal): New insn and split pattern.
5209 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
5211 PR rtl-optimization/79405
5212 * fwprop.c (propagations_left): New variable.
5213 (forward_propagate_into): Decrement it.
5214 (fwprop_init): Initialize it.
5215 (fw_prop): If the variable has reached zero, stop propagating.
5216 (fwprop_addr): Ditto.
5218 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5221 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
5222 a FUNCTION_DECL, pass it as decl instead of origin to
5225 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
5227 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
5230 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
5233 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
5234 TARGET_VSX_SMALL_INTEGER.
5236 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5238 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
5239 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
5241 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
5243 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
5244 extraction from odd-numbered MSA register.
5246 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5249 * expmed.c (store_bit_field_1): Don't attempt to create
5250 a word subreg out of hard registers wider than word if they
5251 have HARD_REGNO_NREGS of 1 for their mode.
5254 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
5255 conversions to integer types wider than word and pointer.
5258 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
5259 (rtx_equal_for_cselib_p): Pass 0 to it.
5260 * cselib.c (cselib_hasher::equal): Likewise.
5261 (rtx_equal_for_cselib_1): Add depth argument. If depth
5262 is 128, don't look up VALUE locs and punt. Increment
5263 depth in recursive calls when walking VALUE locs.
5265 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
5267 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
5268 (make_gcov_file_name): Use the canonical path name for generating
5270 (read_line): Fix handling of files with ascii null bytes.
5272 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
5274 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
5275 to initialise a vector register instead
5276 of using a const_int.
5278 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5280 PR translation/80189
5281 * gimplify.c (omp_default_clause): Use %qs instead of %s in
5282 diagnostic messages.
5284 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
5287 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
5288 (dfp_diex_<mode>): Update mode of operand 1.
5289 * doc/extend.texi (dxex, dxexq): Document change to return type.
5290 (diex, diexq): Document change to argument type.
5292 2017-03-30 Martin Jambor <mjambor@suse.cz>
5295 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
5296 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
5297 it reflects the signature changes performed at the callee side.
5298 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
5299 to cgraph_build_function_type_skip_args.
5300 (build_function_decl_skip_args): Adjust call to the above function.
5302 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5305 * config/i386/sse.md
5306 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
5307 register as dest whenever it is a MEM not rtx_equal_p to the
5308 corresponding dup operand, and when forcing into reg move the
5309 reg into the memory afterwards.
5310 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
5311 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
5312 for the force_reg mode.
5313 (avx512vl_vextractf128<mode>): Use register as dest either
5314 always when a MEM, or when it is a MEM not rtx_equal_p to the
5315 corresponding dup operand, or even not when it is a CONST_VECTOR
5316 depending on the mode and lo vs. hi.
5317 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
5319 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
5320 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
5321 Likewise. Require that operands[2] is even.
5322 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
5323 Remove extraneous parens. Require that operands[2] is a multiple
5325 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
5326 operands[0] is a MEM if <mask_applied>, the predicates/constraints
5327 disallow memory then.
5329 2017-03-30 Richard Biener <rguenther@suse.de>
5331 PR tree-optimization/77498
5332 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
5333 to non-constants over backedges.
5335 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
5337 PR rtl-optimization/80233
5338 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
5339 as last_combined_insn. Do not test for BARRIER_P separately.
5341 2017-03-29 Andreas Schwab <schwab@suse.de>
5344 * calls.c (prepare_call_address): Convert funexp to Pmode before
5345 copying to temp reg.
5347 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5349 PR tree-optimization/80158
5350 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
5351 Handle possible future case of more than one alternate
5353 (replace_rhs_if_not_dup): Likewise.
5354 (replace_one_candidate): Likewise.
5356 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
5358 PR rtl-optimization/80193
5359 * ira.c (ira): Do not check allocation for LRA.
5361 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
5363 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
5364 (nvptx_output_simt_exit): Declare.
5365 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
5366 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
5367 (init_softstack_frame): Move initialization of crtl->is_leaf to...
5368 (nvptx_declare_function_name): ...here. Emit declaration of local
5369 memory space buffer for omp_simt_enter insn.
5370 (nvptx_output_unisimt_switch): New.
5371 (nvptx_output_softstack_switch): New.
5372 (nvptx_output_simt_enter): New.
5373 (nvptx_output_simt_exit): New.
5374 * config/nvptx/nvptx.h (struct machine_function): New fields
5375 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
5376 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
5377 (UNSPECV_SIMT_EXIT): Ditto.
5378 (omp_simt_enter_insn): New insn.
5379 (omp_simt_enter): New expansion.
5380 (omp_simt_exit): New insn.
5381 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
5383 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
5384 (expand_GOMP_SIMT_ENTER_ALLOC): New.
5385 (expand_GOMP_SIMT_EXIT): New.
5386 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
5387 (GOMP_SIMT_ENTER_ALLOC): Ditto.
5388 (GOMP_SIMT_EXIT): Ditto.
5389 * target-insns.def (omp_simt_enter): New insn.
5390 (omp_simt_exit): Ditto.
5391 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
5393 (lower_rec_simd_input_clauses): Implement SIMT privatization.
5394 (lower_rec_input_clauses): Likewise.
5395 (lower_lastprivate_clauses): Handle SIMT privatization.
5397 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
5398 (ompdevlow_adjust_simt_enter): New.
5399 (find_simtpriv_var_op): New.
5400 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
5401 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
5403 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
5404 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
5405 (copy_decl_for_dup_finish): Ditto.
5407 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
5409 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
5412 * config/i386/i386.c (ix86_option_override_internal): Always
5413 allow -mpreferred-stack-boundary=3 for 64-bit targets.
5415 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5417 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
5419 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5421 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
5422 mark new edge's irreducible flag accordign to it.
5423 (vect_do_peeling): Check loop preheader edge's irreducible flag
5424 and pass it to function slpeel_add_loop_guard.
5426 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
5428 PR tree-optimization/80218
5429 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5430 Update block frequencies and counts.
5432 2017-03-28 Richard Biener <rguenther@suse.de>
5434 PR tree-optimization/78644
5435 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
5436 of a simplification result we may not use it at all.
5438 2017-03-28 Richard Biener <rguenther@suse.de>
5441 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
5442 without arguments, generate default definition of a SSA name.
5444 2017-03-28 Richard Biener <rguenther@suse.de>
5447 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
5448 TYPE_REF_CAN_ALIAS_ALL references.
5449 * fold-const.c (fold_indirect_ref_1): Likewise.
5451 2017-03-28 Martin Liska <mliska@suse.cz>
5454 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
5455 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
5457 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5458 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
5460 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
5461 (EXTRA_SPECS): Define.
5462 (SUBTARGET_EXTRA_SPECS): Likewise.
5463 (SUBTARGET_CPP_SPEC): Likewise.
5464 * config/arc/elf.h (EXTRA_SPECS): Renamed to
5465 SUBTARGET_EXTRA_SPECS.
5466 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
5468 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5470 * config/arc/simdext.md (vst64_insn): Update pattern.
5471 (vld32wh_insn): Likewise.
5472 (vld32wl_insn): Likewise.
5473 (vld64_insn): Likewise.
5474 (vld32_insn): Likewise.
5476 2017-03-28 Marek Polacek <polacek@redhat.com>
5479 * fold-const.c (fold_comparison): Use protected_set_expr_location
5480 instead of SET_EXPR_LOCATION.
5482 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5484 * tree.c (add_expr): Avoid name lookup warning.
5486 2017-03-27 Jeff Law <law@redhat.com>
5488 PR tree-optimization/80216
5489 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
5490 function name. Limit recursion depth.
5491 (record_temporary_equivalences): Corresponding changes.
5493 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
5495 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
5498 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5501 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
5503 * cfgcleanup.c (reg_note_cfa_p): New array.
5504 (insns_have_identical_cfa_notes): New function.
5505 (old_insns_match_p): Don't cross-jump in between /f
5506 and non-/f instructions. If both i1 and i2 are frame related,
5507 verify all CFA notes, their order and content.
5509 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5512 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
5513 HImode and SImode with zero extend to DImode to one insn.
5514 (bswap<mode>2_extenddi): Likewise.
5515 (bswapsi2_extenddi): Likewise.
5516 (bswaphi2_extendsi): Likewise.
5517 (bswaphi2): Combine bswap HImode and SImode into one insn.
5518 Separate memory insns from swapping register.
5519 (bswapsi2): Likewise.
5520 (bswap<mode>2): Likewise.
5521 (bswaphi2_internal): Delete, no longer used.
5522 (bswapsi2_internal): Likewise.
5523 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
5524 store, and gpr<-gpr swap insns.
5525 (bswap<mode>2_store): Likewise.
5526 (bswaphi2_reg): Register only splitter, combine with the splitter.
5527 (bswaphi2 splitter): Likewise.
5528 (bswapsi2_reg): Likewise.
5529 (bswapsi2 splitter): Likewise.
5530 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
5531 the insns into load, store, and register/register insns.
5532 (bswapdi2_ldbrx): Likewise.
5533 (bswapdi2_load): Likewise.
5534 (bswapdi2_store): Likewise.
5535 (bswapdi2_reg): Likewise.
5537 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
5539 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
5540 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
5542 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
5545 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
5547 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5548 special handling for target option conflicts between dform
5549 options (-mpower9-dform, -mpower9-dform-vector,
5550 -mpower9-dform-scalar) and -mno-direct-move.
5552 2017-03-27 Richard Biener <rguenther@suse.de>
5554 PR tree-optimization/80181
5555 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
5557 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5559 * config/arc/predicates.md (move_double_src_operand): Replace the
5560 call to move_double_src_operand with a call to address_operand.
5562 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5564 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
5565 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
5566 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
5568 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5570 * config/arc/predicates.md (long_immediate_loadstore_operand):
5571 Consider scaled addresses cases.
5573 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5575 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
5576 restored when in interrupt.
5577 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
5578 doesn't have delay slot.
5580 2017-03-27 Richard Biener <rguenther@suse.de>
5583 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
5584 inlined thunk clones.
5586 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5589 * asan.c (instrument_derefs): Copy over last operand from
5590 original COMPONENT_REF to the new COMPONENT_REF with
5591 DECL_BIT_FIELD_REPRESENTATIVE.
5592 * ubsan.c (instrument_object_size): Likewise.
5594 2017-03-27 Richard Biener <rguenther@suse.de>
5596 PR tree-optimization/80170
5597 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
5598 sure DR/SCEV didnt fold in constants we do not see when looking
5599 at the reference base alignment.
5601 2017-03-27 Richard Biener <rguenther@suse.de>
5604 * gimple-fold.c (fold_ctor_reference): Properly guard against
5605 NULL return value from canonicalize_constructor_val.
5607 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
5610 * config/i386/i386.c (ix86_expand_builtin)
5611 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
5612 flags reg setting and flags reg using instructions.
5613 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
5614 clobbering instructions to zero extend op2.
5616 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
5618 * doc/install.texi (Configuration) <--with-aix-soname>:
5619 Update link to AIX ld.
5621 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
5623 PR rtl-optimization/80160
5624 PR rtl-optimization/80159
5625 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
5626 reg_alternate_class into account.
5628 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
5631 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
5632 to consider in curr_insn_transform.
5634 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5636 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
5637 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
5638 and emit_mode_inner.
5640 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5642 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
5643 argument to the overloaded builtin variants. Use the new flag to
5644 deprecate certain builtin variants.
5645 * config/s390/s390-builtin-types.def: Add new builtin types.
5646 * config/s390/s390-builtins.h: Support new flags field for
5647 overloaded builtins.
5648 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
5649 (s390_macro_to_expand): Enable vector float data type.
5650 (s390_cpu_cpp_builtins_internal): Indicate support of the new
5651 builtins by incrementing the __VEC__ version number.
5652 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
5654 (s390_resolve_overloaded_builtin): Emit error messages depending
5655 on the builtin flags.
5656 * config/s390/s390.c (s390_expand_builtin): Support additional
5657 flags argument. Change error message to match the messages
5658 emitted in s390-c.c.
5659 * config/s390/s390.md: New UNSPEC_* constants.
5660 (op_type): Add new instruction types.
5661 * config/s390/vecintrin.h: Add new builtins and test data class
5663 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
5664 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
5665 (VEC_INEXACT, VEC_NOINEXACT): New constants.
5666 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
5667 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
5668 ("vec_mergel<mode>"): V_HW -> VEC_HW.
5670 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
5671 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
5672 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
5673 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
5675 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
5676 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
5677 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
5678 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
5680 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
5681 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
5682 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
5683 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
5684 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
5685 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
5686 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
5688 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
5689 ("vec_scatter_element<V_HW_4:mode>_DI")
5690 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
5691 ("vec_fpint<mode>", "vflls")
5692 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
5693 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
5694 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
5695 ("*vec_cmphe<mode>_cc"): ... these.
5697 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
5698 mode constant instead of magic value.
5700 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5702 * config/s390/s390.c (s390_expand_vec_compare): Support other
5703 vector floating point modes than just V2DF.
5704 (s390_expand_vcond): Likewise.
5705 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
5706 (s390_cannot_change_mode_class): Prevent mode changes between TF
5707 and V1TF in vector registers.
5708 * config/s390/s390.md (DF, SF): New mode attributes.
5709 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
5710 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
5711 SFmode support for VRs.
5712 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
5714 (VFT, VF_HW): New mode iterators.
5715 (vw, sdx): New mode attributes.
5716 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
5717 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
5718 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
5719 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
5720 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
5721 also the new vector floating point modes. Renaming to ...
5723 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
5724 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
5725 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
5726 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
5727 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
5728 ("vec_unordered<mode>"): ... these.
5730 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
5731 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
5732 ("*vec_extendv2df"): New insn definitions.
5734 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5736 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
5737 ("mulditi3_2", "*muldi3_sign"): New patterns.
5738 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
5739 rename the pattern definition.
5741 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5743 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
5745 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
5747 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5749 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
5750 instruction if possible.
5751 * config/s390/vector.md (vec_halfnumelts): New mode
5753 ("*vec_vllezlf<mode>"): New pattern.
5755 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5757 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
5758 ("popcountv4si2", "popcountv2di2"): Rename to ...
5759 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
5760 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
5762 ("popcount<mode>2_vxe"): New pattern.
5764 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5766 * common/config/s390/s390-common.c (processor_flags_table): Add
5768 * config.gcc: Add arch12.
5769 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5770 Default to arch12 for unknown CPU model numbers.
5771 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
5772 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
5773 PROCESSOR_max sanity check.
5774 * config/s390/s390-opts.h (enum processor_type): Add
5776 * config/s390/s390.c (processor_table): Add arch12.
5777 (s390_expand_builtin): Add check for B_VXE flag.
5778 (s390_issue_rate): Add PROCESSOR_ARCH12.
5779 (s390_get_sched_attrmask): Likewise.
5780 (s390_get_unit_mask): Likewise.
5781 (s390_sched_score): Enable z13 scheduling for arch12.
5782 (s390_sched_reorder): Likewise.
5783 (s390_sched_variable_issue): Likewise.
5784 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
5786 (s390_tune_attr): Use z13 scheduling also for arch12.
5787 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
5788 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
5789 (TARGET_VXE_P): New macros.
5790 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
5791 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
5792 * config/s390/s390.opt: Add arch12 as processor_type.
5794 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5796 * config/s390/s390.md
5797 ("fixuns_truncdddi2", "fixuns_trunctddi2")
5798 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
5799 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
5801 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
5802 Rename expanders to ...
5804 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
5805 ("fixuns_truncdddi2_emu"): ... these.
5807 ("fixuns_trunc<mode>si2_emu"): New expander.
5809 ("*fixuns_truncdfdi2_z13"): Rename to ...
5810 ("*fixuns_truncdfdi2_vx"): ... this.
5812 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5814 * config/s390/2964.md: Remove the single element vector compare
5815 instructions which are no longer used.
5816 * config/s390/s390.c (s390_select_ccmode): Remove handling of
5818 (s390_canonicalize_comparison): Remove handling of DFmode
5820 (s390_expand_vec_compare_scalar): Remove function.
5821 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
5822 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
5824 ("*cmp<mode>_ccs"): Add wfcdb instruction.
5826 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5828 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
5830 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
5831 will anyway by matched by mov<mode>_64dfp.
5833 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5835 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
5836 vlef/vstef. Add missing operand to vleif.
5838 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5840 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
5841 pair for all vector types with 64 bit elements.
5842 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
5843 * config/s390/vector.md (V_HW_64): ... here.
5844 (V_128_NOSINGLE): New mode iterator.
5845 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
5846 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
5847 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
5848 ("*vec_load_pairv2di"): Change to ...
5849 ("*vec_load_pair<mode>"): ... this one.
5851 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5853 * config/s390/constraints.md: Add comments.
5854 (jKK): Reject element sizes > 8 bytes.
5855 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
5857 * config/s390/s390.md: Add the s_operand checks formerly in
5858 s390_split_ok_p to various splitters where they are still
5860 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
5861 for 128 bit vectors. Plus two splitters.
5863 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5865 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
5868 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5871 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
5872 error if the boundary argument is not constant.
5874 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5876 PR rtl-optimization/80112
5877 * loop-doloop.c (doloop_condition_get): Don't check condition
5878 if cmp isn't SET with IF_THEN_ELSE src.
5880 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5882 PR tree-optimization/80158
5883 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
5884 replacing a candidate statement, also replace it for the
5885 candidate's alternate interpretation.
5886 (replace_rhs_if_not_dup): Likewise.
5887 (replace_one_candidate): Likewise.
5889 2017-03-24 Richard Biener <rguenther@suse.de>
5891 PR tree-optimization/80167
5892 * graphite-isl-ast-to-gimple.c
5893 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
5895 (translate_isl_ast_to_gimple::get_rename): Likewise.
5897 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5899 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
5900 handling of certain combinations of target options, including the
5901 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
5902 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
5904 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5907 * config/arm/arm.md (*load_multiple): Add reload_completed to
5910 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5911 Richard Biener <rguenth@suse.de>
5913 PR tree-optimization/79908
5914 PR tree-optimization/80136
5915 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
5916 been cast away, gimplify_and_add suffices.
5918 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
5920 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
5922 2017-03-23 Richard Biener <rguenther@suse.de>
5924 PR tree-optimization/80032
5925 * gimplify.c (gimple_push_cleanup): Forced unconditional
5926 cleanups still have to go to the conditional_cleanups
5929 2017-03-22 Jakub Jelinek <jakub@redhat.com>
5931 PR tree-optimization/80072
5932 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
5934 (next_operand_entry_id): Change type to unsigned int.
5935 (sort_by_operand_rank): Make sure to return the right return value
5936 even if unsigned fields are bigger than INT_MAX.
5937 (struct oecount): Change cnt and id type to unsigned int.
5938 (oecount_hasher::equal): Formatting fix.
5939 (oecount_cmp): Make sure to return the right return value
5940 even if unsigned fields are bigger than INT_MAX.
5941 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
5944 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
5945 TREE_READONLY on result if writing it more than once.
5948 * doc/invoke.texi (-fsanitize=thread): Document that with
5949 -fnon-call-exceptions atomics are not able to throw
5953 * tsan.c: Include tree-eh.h.
5954 (instrument_builtin_call): Call maybe_clean_eh_stmt or
5955 maybe_clean_or_replace_eh_stmt where needed.
5956 (instrument_memory_accesses): Add cfg_changed argument.
5957 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
5958 if it returned true.
5959 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
5961 PR rtl-optimization/63191
5962 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
5963 wrapper function, moved the whole old content into ...
5964 (ix86_delegitimize_address_1): ... this. New inline function.
5965 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
5966 true as last argument instead of ix86_delegitimize_address.
5968 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
5970 * config/aarch64/aarch64.c (generic_branch_cost): Copy
5971 cortexa57_branch_cost.
5973 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
5975 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
5977 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5980 * doc/md.texi (Constraints): Document wA constraint.
5981 * config/rs6000/constraints.md (wA): New.
5982 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
5983 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
5984 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
5985 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
5987 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
5990 * gimplify.c (is_oacc_declared): New function.
5991 (oacc_default_clause): Use it to set default flags for acc declared
5992 variables inside parallel regions.
5993 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
5995 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
5996 declare attribute to any decl as necessary.
5998 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
6001 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
6002 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
6003 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
6004 (arm_arch_lpae): This.
6005 * config/arm/arm.c (arm_arch7ve): Rename into ...
6006 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
6007 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
6010 2017-03-22 Martin Liska <mliska@suse.cz>
6013 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
6014 error message instead of an ICE.
6016 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6018 * doc/extend.texi (6.11 Additional Floating Types): Revise.
6020 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
6022 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
6024 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6027 2017-03-21 Martin Sebor <msebor@redhat.com>
6029 * doc/extend.texi: Use "cannot" instead of "can't."
6030 * doc/hostconfig.texi: Same.
6031 * doc/install.texi: Same.
6032 * doc/invoke.texi: Same.
6033 * doc/loop.texi: Same.
6034 * doc/md.texi: Same.
6035 * doc/objc.texi: Same.
6036 * doc/rtl.texi: Same.
6037 * doc/tm.texi: Same.
6038 * doc/tm.texi.in: Same.
6039 * doc/trouble.texi: Same.
6041 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
6044 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
6045 (collect_checksum_attributes): Set it.
6046 (die_checksum_ordered): Use it.
6048 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6050 PR tree-optimization/79908
6051 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
6052 change: For a VA_ARG whose LHS has been cast away, use
6053 force_gimple_operand to construct the side effects.
6055 2017-03-21 David Malcolm <dmalcolm@redhat.com>
6057 PR translation/80001
6058 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
6059 more amenable to translation.
6060 (oacc_loop_auto_partitions): Likewise.
6062 2017-03-21 Marek Polacek <polacek@redhat.com>
6063 Martin Sebor <msebor@redhat.com>
6065 PR tree-optimization/80109
6066 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
6069 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6070 Segher Boessenkool <segher@kernel.crashing.org>
6073 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
6074 check reg_used_between_p between insn and one of succ or succ2
6075 depending on if succ is artificial insn not inserted into insn
6078 2017-03-21 Martin Liska <mliska@suse.cz>
6080 PR gcov-profile/80081
6081 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
6082 * doc/gcc.texi: Include gcov-dump stuff.
6083 * doc/gcov-dump.texi: New file.
6085 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
6087 PR rtl-optimization/79150
6088 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
6089 conditional jump, if the jump is the last insn of the loop.
6091 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6092 Richard Biener <rguenth@suse.de>
6094 PR tree-optimization/79908
6095 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
6096 been cast away, use force_gimple_operand to construct the side
6099 2017-03-21 Martin Liska <mliska@suse.cz>
6102 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
6105 2017-03-21 Brad Spengler <spender@grsecurity.net>
6108 * plugin.c (htab_hash_plugin): New function.
6109 (add_new_plugin): Use it and adjust.
6110 (parse_plugin_arg_opt): Adjust.
6111 (init_one_plugin): Likewise.
6113 2017-03-21 Richard Biener <rguenther@suse.de>
6115 PR tree-optimization/80032
6116 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
6117 if set force the cleanup to happen unconditionally.
6118 (gimplify_target_expr): Push inserted clobbers with force_uncond
6119 to avoid them being removed by control-dependent DCE.
6121 2017-03-21 Richard Biener <rguenther@suse.de>
6123 PR tree-optimization/80122
6124 * tree-inline.c (copy_bb): Do not expans va-arg packs or
6125 va_arg_pack_len when the inlined call stmt requires pack
6127 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
6129 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6132 * tsan.c (instrument_builtin_call): If the memory model argument
6133 is not a constant, assume it is valid.
6136 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
6139 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6141 PR rtl-optimization/79910
6142 * combine.c (can_combine_p): Do not allow combining an I0 or I1
6143 if its dest is used by an insn before I2 (other than the combined
6144 insns themselves, which are properly handled already).
6146 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6149 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6151 * combine.c (record_used_regs): New static function.
6152 (try_combine): Handle situations where there is an additional
6153 instruction between I2 and I3 which needs to have a LOG_LINK
6157 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6159 * combine.c (try_combine): Delete redundant i1 test. Call
6160 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6162 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6165 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
6168 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6170 PR tree-optimization/80054
6171 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
6172 the optimization if a PHI or any of its arguments is not dominated
6173 by the candidate's basis. Use gphi* rather than gimple* as
6175 (replace_profitable_candidates): Clean up a gimple* variable that
6176 should be a gphi* variable.
6178 2017-03-20 Martin Sebor <msebor@redhat.com>
6181 * doc/extend.texi (attribute constructor): Document present limitation.
6183 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
6186 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
6187 __POWER9_VECTOR__ #ifdef control, change template definition to
6188 use Power9-specific built-in function.
6189 (vec_any_eq): Likewise.
6190 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
6191 to control outcomes from this test.
6192 (vector_ae_<mode>p): For VEC_F modes, likewise.
6194 2017-03-20 Ian Lance Taylor <iant@google.com>
6196 * config/i386/i386.c (ix86_function_regparm): Save an extra
6197 register for -fsplit-stack with DECL_STATIC_CHAIN.
6199 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6202 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
6203 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
6205 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6207 * config/riscv/riscv.c (riscv_print_operand): Use "fence
6209 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
6212 2017-03-20 Marek Polacek <polacek@redhat.com>
6215 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
6217 2017-03-20 Richard Biener <rguenther@suse.de>
6219 PR tree-optimization/80113
6220 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
6221 allocate extra SSA name for PHI def.
6222 (add_close_phis_to_outer_loops): Likewise.
6223 (add_close_phis_to_merge_points): Likewise.
6224 (copy_loop_close_phi_args): Likewise.
6225 (copy_cond_phi_nodes): Likewise.
6227 2017-03-20 Martin Liska <mliska@suse.cz>
6230 * tree-chkp.c (chkp_build_returned_bound): Do not build
6231 returned bounds for a LHS that's not a BOUNDED_P type.
6233 2017-03-20 Martin Liska <mliska@suse.cz>
6237 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
6238 COMPLEX_CST and VECTOR_CST.
6240 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6243 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
6244 target operand. A new splitter adds the clobber statement in case
6245 the target operand is dead anyway.
6247 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
6249 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
6250 to age-old versions of binutils and glibc.
6252 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
6254 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
6256 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6258 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
6260 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6262 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
6263 requirement for binutils 2.13.
6265 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6267 * combine.c (try_combine): Delete redundant i1 test. Call
6268 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6270 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
6272 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
6273 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
6275 <riscv64-*-elf>: Re-arrange section
6276 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
6277 <riscv32-*-linux>: Likewise.
6278 <riscv64-*-elf>: Likewise
6279 <riscv64-*-linux>: Likewise.
6281 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
6284 * aarch64.opt(verbose-cost-dump): Fix typo.
6286 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
6289 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
6290 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
6292 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6294 * reload.c (find_reloads): When reloading a nonoffsettable address,
6295 use RELOAD_OTHER for it and its address reloads.
6297 PR rtl-optimization/79910
6298 * combine.c (record_used_regs): New static function.
6299 (try_combine): Handle situations where there is an additional
6300 instruction between I2 and I3 which needs to have a LOG_LINK
6303 2017-03-17 Jeff Law <law@redhat.com>
6305 PR tree-optimization/71437
6306 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
6307 conditional in the hash table first.
6308 (vrp_dom_walker::before_dom_children): Extract condition from
6309 ASSERT_EXPR. Record condition, its inverion and any implied
6312 2017-03-17 Marek Polacek <polacek@redhat.com>
6313 Markus Trippelsdorf <markus@trippelsdorf.de>
6315 PR tree-optimization/80079
6316 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
6319 2017-03-17 Richard Biener <rguenther@suse.de>
6322 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
6323 Properly verify the LHS before the RHS possibly claims to be
6325 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
6328 2017-03-17 Martin Jambor <mjambor@suse.cz>
6330 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
6331 (List of -O2 options): Likewise.
6332 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
6335 2017-03-17 Tom de Vries <tom@codesourcery.com>
6337 * gcov-dump.c (print_usage): Print bug_report_url.
6339 2017-03-17 Richard Biener <rguenther@suse.de>
6342 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
6343 (parser::peek): Likewise.
6345 2017-03-17 Richard Biener <rguenther@suse.de>
6347 PR tree-optimization/80048
6348 * sese.c (free_sese_info): Properly release rename_map and
6349 copied_bb_map elements.
6351 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
6353 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
6354 Add linked-list forward and backlinks. Insert on
6355 construction, remove on destruction.
6356 (class pass_store_merging): Add m_stores_head field.
6357 (pass_store_merging::terminate_and_process_all_chains):
6358 Iterate over m_stores_head list.
6359 (pass_store_merging::terminate_all_aliasing_chains):
6361 (pass_store_merging::execute): Check for debug stmts first.
6362 Push new chains onto the m_stores_head stack.
6364 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
6367 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
6368 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
6369 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
6371 2017-03-16 Jeff Law <law@redhat.com>
6373 PR tree-optimization/71437
6374 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
6375 member function. Implementation moved into after_dom_children
6376 member function and into the threader's thread_outgoing_edges
6378 (dom_opt_dom_walker::after_dom_children): Simplify by moving
6379 some code into new thread_outgoing_edges.
6380 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
6381 definition. Simplify marker handling (do it here). Assume we always
6382 have the available expression and the const/copies tables.
6383 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
6385 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
6386 * tree-vrp.c (equiv_stack): No longer file scoped.
6387 (vrp_dom_walker): New class.
6388 (vrp_dom_walker::before_dom_children): New member function.
6389 (vrp_dom_walker::after_dom_children): Likewise.
6390 (identify_jump_threads): Setup domwalker. Use it rather than
6391 walking edges in a random order by hand. Simplify setup/finalization.
6392 (finalize_jump_threads): Remove.
6393 (vrp_finalize): Do not call identify_jump_threads here.
6394 (execute_vrp): Do it here instead and call thread_through_all_blocks
6397 PR tree-optimization/71437
6398 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
6400 (simplify_stmt_for_jump_threading): Add basic_block argument. All
6402 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
6403 (dom_opt_dom_walker::thread_across_edge): Remove
6404 handle_dominating_asserts argument. All callers changed.
6405 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
6406 changes. Remove calls to lhs_of_dominating_assert. Other
6407 uses of handle_dominating_asserts turn into unconditional code
6408 (simplify_control_stmt_condition_1): Likewise.
6409 (simplify_control_stmt_condition): Likewise.
6410 (thread_through_normal_block, thread_across_edge): Likewise.
6411 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
6412 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
6413 object if it is not an SSA_NAME.
6414 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
6415 before calling into the VRP specific simplifiers.
6416 (identify_jump_threads): Remove handle_dominating_asserts
6419 2017-03-16 Jakub Jelinek <jakub@redhat.com>
6422 * tree-diagnostic.c (default_tree_printer): No longer static.
6423 * tree-diagnostic.h (default_tree_printer): New prototype.
6425 2017-03-16 Tamar Christina <tamar.christina@arm.com>
6427 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
6428 Change ins into fmov.
6430 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6432 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
6433 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
6434 Use h_con constraint for operand 1.
6435 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6436 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
6438 2017-03-15 Jeff Law <law@redhat.com>
6440 PR tree-optimization/71437
6441 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
6442 (record_temporary_equivalences): Use it.
6444 PR tree-optimization/71437
6445 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
6446 tree-ssa-scopedtables.
6447 (lookup_avail_expr, build_and_record_new_cond): Likewise.
6448 (record_conditions, record_cond, vuse_eq): Likewise.
6449 (record_edge_info): Adjust to API tweak of record_conditions.
6450 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
6451 (record_temporary_equivalences, optimize_stmt): Likewise.
6452 (eliminate_redundant_computations): Likewise.
6453 (record_equivalences_from_stmt): Likewise.
6454 * tree-ssa-scopedtables.c: Include options.h and params.h.
6455 (vuse_eq): New function, moved from tree-ssa-dom.c
6456 (build_and_record_new_cond): Likewise.
6457 (record_conditions): Likewise. Accept vector of conditions rather
6458 than edge_equivalence structure for first argument.
6459 for the first argument.
6460 (avail_exprs_stack::lookup_avail_expr): New member function, moved
6461 from tree-ssa-dom.c.
6462 (avail_exprs_stack::record_cond): Likewise.
6463 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
6464 from tree-ssa-dom.c.
6465 (avail_exprs_stack): Add new member functions lookup_avail_expr
6467 (record_conditions): Declare.
6469 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
6472 * lra-constraints.c (process_alt_operands): Increase reject for
6473 reloading an input/output operand.
6475 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6478 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
6479 insns to convert from signed/unsigned char/short to IEEE 128-bit
6481 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
6483 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
6486 * config/i386/i386.c (ix86_vector_duplicate_value): Create
6487 subreg of inner mode for values already in registers.
6489 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
6491 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
6492 iteration reg is used after the loop.
6494 2017-03-14 Martin Sebor <msebor@redhat.com>
6496 PR tree-optimization/79800
6497 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
6498 precision in negative-positive range.
6499 (format_floating): Call non-const overload with adjusted precision.
6501 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6504 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
6507 2017-03-14 Martin Sebor <msebor@redhat.com>
6510 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
6511 * builtins.def (aligned_alloc): Use it.
6514 * Makefile.in (GTFILES): Add calls.c.
6515 * calls.c: Include "gt-calls.h".
6517 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
6519 PR rtl-optimization/79728
6520 * regs.h (struct target_regs): New field
6521 x_contains_allocatable_regs_of_mode.
6522 (contains_allocatable_regs_of_mode): New macro.
6523 * reginfo.c (init_reg_sets_1): Initialize it, and change
6524 contains_reg_of_mode so it includes global regs as well.
6525 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
6526 rather than contains_regs_of_mode.
6528 2017-03-14 Martin Liska <mliska@suse.cz>
6530 * doc/invoke.texi: Document options that can't be combined with
6531 -fcheck-pointer-bounds.
6533 2017-03-14 Martin Liska <mliska@suse.cz>
6536 * doc/invoke.texi (-Wchkp): Document the option.
6538 2017-03-14 Martin Liska <mliska@suse.cz>
6540 * Makefile.in: Install gcov-dump.
6542 2017-03-14 Martin Liska <mliska@suse.cz>
6544 * multiple_target.c (expand_target_clones): Bail out for
6545 an invalid attribute.
6547 2017-03-14 Richard Biener <rguenther@suse.de>
6549 * alias.c (struct alias_set_entry): Pack properly.
6550 * cfgloop.h (struct loop): Likewise.
6551 * cse.c (struct set): Likewise.
6552 * ipa-utils.c (struct searchc_env): Likewise.
6553 * loop-invariant.c (struct invariant): Likewise.
6554 * lra-remat.c (struct cand): Likewise.
6555 * recog.c (struct change_t): Likewise.
6556 * rtl.h (struct address_info): Likewise.
6557 * symbol-summary.h (function_summary): Likewise.
6558 * tree-loop-distribution.c (struct partition): Likewise.
6559 * tree-object-size.c (struct object_size_info): Likewise.
6560 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
6561 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
6562 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
6563 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
6564 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
6565 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
6566 (struct _stmt_vec_info): Likewise.
6568 2017-03-14 Martin Liska <mliska@suse.cz>
6571 * multiple_target.c (create_dispatcher_calls): Check that
6572 a target can create a function dispatcher.
6574 2017-03-14 Martin Liska <mliska@suse.cz>
6577 * multiple_target.c (expand_target_clones): Drop local.local
6578 flag for default implementation.
6580 2017-03-14 Richard Biener <rguenther@suse.de>
6582 PR tree-optimization/80030
6583 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
6585 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
6587 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
6588 gcc_fallthrough() instead of __attribute__((fallthrough));
6590 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6592 * doc/gcc.texi: Remove "up" link to (DIR).
6593 * doc/gccint.texi: Ditto.
6595 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6597 * doc/install.texi (Specific) <avr>: Remove reference to
6600 2017-03-13 Jeff Law <law@redhat.com>
6602 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
6603 attribute rather than comments.
6605 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
6606 match_scratch operand is highest.
6608 2017-03-13 Martin Liska <mliska@suse.cz>
6611 * ipa-pure-const.c (warn_function_noreturn): If the declarations
6612 is a CHKP clone, use original declaration.
6614 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6616 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
6617 (arc_conditional_register_usage): Use a different allocation order
6618 when optimizing for size.
6619 * common/config/arc/arc-common.c (arc_option_optimization_table):
6620 Section anchors default on when optimizing for size.
6622 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6624 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
6626 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6628 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
6629 * config/arc/arc.md (cpu_facility): Add cd variant.
6630 (*movqi_insn): Add code density variant.
6631 (*movhi_insn): Likewise.
6632 (*movqi_insn): Likewise.
6633 (*addsi3_mixed): Likewise.
6634 (subsi3_insn): Likewise.
6636 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6638 * config/arc/arc.md (movsi_cond_exec): Update constraint.
6640 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6642 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
6643 expressions with MINUS and UNARY ops.
6645 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6648 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
6650 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
6651 between vec_select and vector argument.
6652 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
6653 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
6654 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
6655 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
6656 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
6657 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
6659 2017-03-13 Richard Biener <rguenther@suse.de>
6662 * params.def (vect-max-peeling-for-alignment): Fix typo.
6664 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6666 * doc/install.texi (Specific) <mips-*-*>: Remove description of
6667 issue that only occurred with binutils below 2.18.
6669 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6671 * doc/install.texi (Specific) <cris-axis-elf>: No longer
6672 refer to binutils 2.11/2.12 minimum.
6674 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6676 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
6677 ftp.kernel.org and simplify binutils requirement.
6679 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
6681 * doc/invoke.texi (Warning Options): Fix spelling of link-time
6683 (Optimize Options): Ditto. Also remove redundancy.
6685 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6687 PR translation/79848
6688 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
6690 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
6691 to G_ to avoid double translation.
6693 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6695 PR translation/79923
6696 * auto-profile.c (get_combined_location): Convert leading
6697 character of diagnostics to lower case and remove trailing period.
6698 (read_profile): Likewise for various diagnostics.
6699 * config/arm/arm.c (arm_option_override): Remove trailing period
6700 from various diagnostics.
6701 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
6702 (msp430_expand_delay_cycles): Likewise.
6704 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6707 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
6708 full command-line argument, rather than just "str".
6709 (aarch64_validate_march): Likewise.
6710 (aarch64_validate_mtune): Likewise.
6712 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
6714 PR rtl-optimization/78911
6715 * lra-assigns.c (must_not_spill_p): New function.
6716 (spill_for): Use it.
6718 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6720 PR tree-optimization/79981
6721 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
6722 ATOMIC_COMPARE_EXCHANGE ifn result.
6723 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
6724 IFN_ATOMIC_COMPARE_EXCHANGE.
6726 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6729 * opts.c (parse_sanitizer_options): Add missing question mark to
6730 "did you mean" message.
6732 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6734 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
6736 (VMULEUH_UNS): Likewise.
6737 (VMULOUB_UNS): Likewise.
6738 (VMULOUH_UNS): Likewise.
6739 * config/rs6000/rs6000.c (builtin_function_type): Remove
6740 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
6742 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6745 * read-rtl-function.c (function_reader::read_rtx_operand): Update
6746 x with result of extra_parsing_for_operand_code_0.
6747 (function_reader::extra_parsing_for_operand_code_0): Convert
6748 return type from void to rtx, returning x. When reading
6749 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
6750 larger size containing struct block_symbol.
6752 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
6754 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
6755 -mfloat128-hardware without -m64.
6757 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
6760 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
6761 entries to the case statement that marks unsigned arguments to
6762 overloaded functions.
6764 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6766 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
6767 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
6769 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
6772 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
6773 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
6775 2017-03-10 Martin Liska <mliska@suse.cz>
6779 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
6780 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
6783 2017-03-10 Olivier Hainque <hainque@adacore.com>
6785 * tree-switch-conversion (array_value_type): Start by resetting
6786 candidate type to it's main variant.
6788 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6790 PR rtl-optimization/79909
6791 * combine.c (try_combine): Use simplify_replace_rtx on individual
6792 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
6793 of the whole CALL_INSN_FUNCTION_USAGE.
6795 PR tree-optimization/79972
6796 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
6797 get_range_info on SSA_NAMEs. Formatting fixes.
6799 2017-03-10 Richard Biener <rguenther@suse.de>
6800 Jakub Jelinek <jakub@redhat.com>
6802 PR tree-optimization/77975
6803 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
6804 edge to be constant.
6805 (get_val_for): For constant x return it. Formatting fix.
6806 (loop_niter_by_eval): Avoid pointless looping if the next iteration
6807 would use the same bases as the current one.
6809 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6811 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
6812 instead of vec_select for V1TImode.
6813 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
6815 (VSX_LE_128): Add V1TI to this mode iterator.
6816 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
6817 (*vsx_le_perm_store_<mode>): Likewise.
6818 (pre-reload splitter for VSX stores): Likewise.
6819 (post-reload splitter for VSX stores): Likewise.
6820 (*vsx_xxpermdi2_le_<mode>): Likewise.
6821 (*vsx_lxvd2x2_le_<mode>): Likewise.
6822 (*vsx_stxvd2x2_le_<mode>): Likewise.
6824 2017-03-09 Michael Eager <eager@eagercon.com>
6826 Correct failures with --enable-checking=yes,rtl.
6828 * config/microblaze/microblaze.c (microblaze_expand_shift):
6829 Replace GET_CODE test with CONST_INT_P and INTVAL test with
6830 test for const0_rtx.
6831 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
6832 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
6834 2017-03-09 Richard Biener <rguenther@suse.de>
6836 PR tree-optimization/79977
6837 * graphite-scop-detection.c (scop_detection::merge_sese):
6838 Handle the case of extra exits to blocks dominating the entry.
6840 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
6842 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
6845 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
6847 PR rtl-optimization/79949
6848 * lra-constraints.c (process_alt_operands): Check memory when
6849 trying to predict a cycle. Print about the overall increase.
6851 2017-03-09 Richard Biener <rguenther@suse.de>
6854 * gimple-expr.c (useless_type_conversion_p): Preserve
6855 TYPE_SATURATING for fixed-point types.
6857 2017-03-09 Richard Biener <rguenther@suse.de>
6860 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
6861 alignment of BLKmode params.
6863 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6866 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
6867 (VALL_NO_V2Q): Likewise.
6869 * config/aarch64/aarch64-simd.md
6870 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
6872 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
6873 VALL_NO_V2Q mode iterator.
6874 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
6876 2017-03-09 Martin Liska <mliska@suse.cz>
6878 PR tree-optimization/79631
6879 * tree-chkp-opt.c (chkp_is_constant_addr): Call
6880 tree_int_cst_sign_bit just for INTEGER constants.
6882 2017-03-09 Martin Liska <mliska@suse.cz>
6886 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
6889 2017-03-09 Marek Polacek <polacek@redhat.com>
6892 * tree.c (inchash::add_expr): Handle TREE_VEC.
6894 2017-03-09 Martin Liska <mliska@suse.cz>
6897 (chkp_narrow_size_and_offset): New function.
6898 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
6899 (void chkp_parse_bit_field_ref): New function.
6900 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
6901 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
6903 2017-03-09 Martin Liska <mliska@suse.cz>
6906 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
6907 (chkp_find_bounds_1): Remove gcc_unreachable.
6909 2017-03-09 Jakub Jelinek <jakub@redhat.com>
6912 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
6913 BUILT_IN_SYNC*, determine the access type from the size suffix and
6914 always build a MEM_REF with that type. Handle forgotten
6915 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
6918 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
6919 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
6920 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
6921 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
6922 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
6923 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
6924 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
6925 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
6926 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
6927 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
6928 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
6929 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
6930 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
6931 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
6932 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
6933 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
6934 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
6935 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
6936 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
6937 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
6938 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
6939 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
6940 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
6941 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
6942 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
6943 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
6944 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
6945 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
6946 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
6947 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
6948 definitions outside of __OPTIMIZE__ guarded section.
6951 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
6952 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
6953 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
6954 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
6957 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6959 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
6960 ("vfenez<mode>"): Add missing constraints.
6962 2017-03-08 Martin Sebor <msebor@redhat.com>
6965 * config/nds32/nds32.c (nds32_option_override):
6966 Fix misspelled diagnostic.
6968 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6971 * gimplify.c (gimplify_omp_for): Replace index var in outer
6972 taskloop statement with an artificial variable and add
6973 OMP_CLAUSE_PRIVATE clause for it.
6975 2017-03-08 Richard Biener <rguenther@suse.de>
6977 PR tree-optimization/79955
6978 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6979 for accesses that are completely outside of the variable.
6981 2017-03-08 Andrew Haley <aph@redhat.com>
6983 PR tree-optimization/79943
6984 * tree-ssa-loop-split.c (compute_new_first_bound): When
6985 calculating the new upper bound, (END-BEG) should be added, not
6988 2017-03-08 Jakub Jelinek <jakub@redhat.com>
6990 * config/avr/avr.md (setmemhi): Make sure match_dup
6991 operand number comes before match_scratch.
6993 2017-03-08 Richard Biener <rguenther@suse.de>
6995 PR tree-optimization/79920
6996 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
6997 with ncopies == 1 to ...
6998 (vect_transform_slp_perm_load): ... here. Properly compute
6999 all element loads by iterating VF times over the group. Do
7000 not handle ncopies (computed in a broken way) in
7001 vect_create_mask_and_perm.
7003 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7006 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
7007 is a uniform vector, use uniform_vector_p return value instead of
7008 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
7010 2017-03-07 Marek Polacek <polacek@redhat.com>
7013 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
7014 (alloca_call_type): Likewise.
7016 2017-03-07 Martin Liska <mliska@suse.cz>
7018 * gcov.c (process_args): Put comment to correct location.
7020 2017-03-07 Martin Liska <mliska@suse.cz>
7023 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
7024 Use array_at_struct_end_p instead of DECL_CHAIN (field).
7025 (chkp_narrow_bounds_for_field): Likewise.
7026 (chkp_parse_array_and_component_ref): Pass one more argument to
7029 2017-03-07 Richard Biener <rguenther@suse.de>
7031 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
7034 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
7036 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
7037 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
7039 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7042 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
7043 to end of description.
7044 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7046 2017-03-07 Jakub Jelinek <jakub@redhat.com>
7048 PR rtl-optimization/79901
7049 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
7051 (*avx512f_<code><mode>3<mask_name>): ... this.
7052 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
7053 iterator instead of VI8_AVX2_AVX512BW.
7055 PR rtl-optimization/79901
7056 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
7057 min/max expander, expand it using expand_vec_cond_expr.
7060 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
7063 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7066 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
7067 to void * for PCH reasons.
7068 * dwarf2out.c (output_loc_operands, output_die): Cast
7069 v.val_vec.array to unsigned char *.
7071 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
7074 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
7077 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
7079 PR rtl-optimization/79571
7080 * lra-constraints.c (process_alt_operands): Calculate static
7081 reject and subtract it from overall when only addresses will be
7084 2017-03-06 Julia Koval <julia.koval@intel.com>
7087 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
7088 incoming stack boundary to 128 for 64-bit targets.
7090 2017-03-06 Richard Biener <rguenther@suse.de>
7092 PR tree-optimization/79894
7093 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
7094 to NULL after folding it.
7096 2017-03-06 Richard Biener <rguenther@suse.de>
7098 PR tree-optimization/79824
7099 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
7100 check disabling peeling for gaps.
7102 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
7104 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
7105 attributes): Document gettimeofday.
7107 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7109 * config/s390/s390.c (s390_option_override_internal): Set
7110 PARAM_MIN_VECT_LOOP_BOUND
7112 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7114 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
7115 * config/s390/s390.md: Likewise.
7117 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7120 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
7121 (<avx2_avx512>_perm<mode>): Rename to ...
7122 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
7124 (<avx512>_perm<mode>_mask): Rename to ...
7125 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
7127 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
7128 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
7129 instead of VI8F_256_512.
7130 (avx512f_perm<mode>): New define_expand.
7131 (avx512f_perm<mode>_mask): Likewise.
7132 (avx512f_perm<mode>_1<mask_name>): New define_insn.
7133 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
7135 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7137 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
7138 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
7140 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
7142 2017-03-06 Martin Liska <mliska@suse.cz>
7145 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
7146 when having a SSA NAME w/o VAR_DECL assigned to it.
7148 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7150 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
7151 msa_dpsub_<su>_d): Fix MODE for vec_select.
7153 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7155 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
7157 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
7159 2017-03-06 Richard Biener <rguenther@suse.de>
7161 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
7162 * plugin.c (register_plugin_info): Likewise.
7163 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
7165 2017-03-05 Jakub Jelinek <jakub@redhat.com>
7167 * config/i386/sse.md (sse_storehps, sse_storelps,
7168 avx_<castmode><avxsizesuffix>_<castmode>,
7169 avx512f_<castmode><avxsizesuffix>_<castmode>,
7170 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
7171 in condition that at least one operand is not a MEM.
7173 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7176 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
7177 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
7179 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
7180 gimple_call_nothrow_p flag based on whether original builtin can throw.
7181 If it can, emit following stmts on the fallthrough edge.
7182 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
7183 don't create new bb if inserting just debug stmts on the edge, try to
7184 insert them on the fallthru bb or just reset debug stmts.
7186 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
7189 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
7190 restore recog_data (including the operand rtxes inside it) around
7191 the call to get_insn_template.
7193 2017-03-03 Martin Sebor <msebor@redhat.com>
7195 PR tree-optimization/79699
7196 * context.c (context::~context): Free MPFR caches to avoid
7197 a memory leak on program exit.
7199 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7201 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
7202 Use wide_int::ulow () instead of .elt (0).
7204 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7206 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
7207 (*pushxf): Limit oF constraint to 32bit targets and add oC
7208 constraint for 64bit targets.
7209 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
7210 (*pushdf): Change rmF constraint to rmC.
7212 2017-03-03 Martin Liska <mliska@suse.cz>
7214 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
7215 Remove unused variable.
7217 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7220 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
7221 is a memory operand, increase num_memory.
7222 (ix86_expand_args_builtin): Likewise.
7224 2017-03-03 Jan Hubicka <jh@suse.cz>
7227 * ipa-devirt.c (maybe_record_node): Properly handle
7228 __cxa_pure_virtual visibility.
7230 2017-03-03 Martin Liska <mliska@suse.cz>
7232 PR tree-optimization/79803
7233 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
7235 (pass_loop_prefetch::execute): Disabled optimization if an
7236 assumption about L1 cache size is not met.
7238 2017-03-03 Martin Liska <mliska@suse.cz>
7240 PR rtl-optimization/79574
7241 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
7242 (hash_scan_set): Likewise.
7243 (dump_hash_table): Likewise.
7244 (hoist_code): Likewise.
7246 2017-03-03 Richard Biener <rguenther@suse.de>
7248 * fixed-value.c (fixed_from_string): Restore use of elt (1)
7249 in place of uhigh ().
7250 (fixed_convert_from_real): Likewise.
7252 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7255 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
7257 2017-03-03 Richard Biener <rguenther@suse.de>
7260 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
7261 TYPE_OVERFLOW_UNDEFINED check.
7263 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7265 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
7267 (vector_ae_<mode>_p): Likewise.
7268 (vector_nez_<mode>_p): Likewise.
7269 (vector_ne_v2di_p): Likewise.
7270 (vector_ae_v2di_p): Likewise.
7271 (vector_ne_<mode>_p): Likewise.
7272 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
7274 (vsx_tsqrt<mode>2_fe): Likewise.
7276 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
7279 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
7281 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7283 PR rtl-optimization/79780
7284 * cprop.c (one_cprop_pass): When second and further conditional trap
7285 in a single basic block is turned into an unconditional trap, turn it
7286 into a deleted note to avoid RTL verification failures.
7288 2017-03-02 Richard Biener <rguenther@suse.de>
7290 * fold-const.c (const_binop): Use ulow () instead of elt (0).
7292 2017-03-02 Richard Biener <rguenther@suse.de>
7294 PR tree-optimization/79345
7296 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
7297 param and abort the walk, returning -1 if it is hit.
7298 (walk_aliased_vdefs): Take a limit param and pass it on.
7299 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
7300 defaulting to 0 and return a signed int.
7301 * tree-ssa-uninit.c (struct check_defs_data): New struct.
7302 (check_defs): New helper.
7303 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
7304 about uninitialized memory.
7305 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
7306 bogus uninitialized warning.
7307 (fixed_convert_from_real): Likewise.
7309 2017-03-02 Bin Cheng <bin.cheng@arm.com>
7311 PR tree-optimization/66768
7312 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
7313 iv_use if base object can't be determined.
7315 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7317 PR tree-optimization/79345
7318 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
7319 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
7320 (get_pattern_stats): Initialize it.
7321 * genemit.c (gen_expand): Verify match_scratch numbers come after
7322 match_operand/match_dup numbers.
7323 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
7324 match_scratch numbers.
7325 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
7327 * config/s390/s390.md (trunctdsd2): Likewise.
7329 2017-03-02 Richard Biener <rguenther@suse.de>
7331 * wide-int.h (wide_int_storage::operator=): Implement in terms
7334 2017-03-02 Richard Biener <rguenther@suse.de>
7336 PR tree-optimization/79777
7337 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
7338 the to insert expression to sth existing.
7340 2017-03-01 Martin Sebor <msebor@redhat.com>
7343 * gimple-ssa-sprintf.c
7344 (directive::known_width_and_precision): New function.
7345 (format_integer): Use it.
7346 (get_mpfr_format_length): Consider the full range of precision
7347 when computing %g output with the # flag. Set the likely byte
7348 count to 3 rather than 1 when precision is indeterminate.
7349 (format_floating): Correct the lower bound of precision.
7351 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7353 * doc/invoke.texi: Document default code model for 64-bit Linux.
7355 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7358 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
7359 udiv rather than div since input pattern is unsigned.
7361 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
7363 * config/i386/i386.c (print_reg): Warn for values of
7364 unsupported size in integer register.
7366 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7369 * config/rs6000/predicates.md (current_file_function_operand): Do
7370 not allow self calls to be local if the function is replaceable.
7372 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7375 * config/rs6000/altivec.h (vec_ctz and others): Change the
7376 preprocessor macro that controls conditional compilation from
7377 _ARCH_PWR9 to __POWER9_VECTOR__.
7378 (vec_all_ne): Change parameterization of __altivec_scalar_pred
7379 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
7380 control (instead of _ARCH_PWR9 control) so that template
7381 definition uses power9-specific function.
7382 (vec_any_eq): Likewise.
7383 (vec_all_ne): Change macro definition to use a power9-specific
7384 expansion under #ifdef __POWER9_VECTOR__ control (instead of
7385 _ARCH_PWR9 control).
7386 (vec_any_eq) Likewise.
7387 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
7388 expansion for CMPNEF to remove support for xvcmpnesp instruction.
7389 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
7390 support for xvcmpnedp instruction.
7391 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
7392 macro expansion so that Power9 implementation of vec_all_ne does
7393 not use the AltiVec predicate framework.
7394 (VCMPNEH_P): Likewise.
7395 (VCMPNEW_P): Likewise.
7396 (VCMPNED_P): Likewise.
7397 (VCMPNEFP_P): Likewise.
7398 (VCMPNEDP_P): Likewise.
7399 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
7400 implementation of vec_any_eq to not use AltiVec predicate
7402 (VCMPAEH_P): Likewise.
7403 (VCMPAEW_P): Likewise.
7404 (VCMPAED_P): Likewise.
7405 (VCMPAEFP_P): Likewise.
7406 (VCMPAEDP_P): Likewise.
7407 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
7408 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
7409 not use the AltiVec predicate framework.
7410 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
7411 of vec_any_eq to not use AltiVec predicate framework.
7412 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
7413 support for predefined __POWER9_VECTOR__ macro to indicate that
7414 Power9 instruction selection is enabled.
7415 (altivec_overloaded_builtins): Remove extraneous
7416 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
7417 function argument types RS6000_BTI_bool_V16QI and
7418 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
7419 entry for overloaded function argument types RS6000_BTI_bool_V4SI
7420 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
7421 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
7422 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
7423 Power9 for implementations of vec_cmpne. Change the signature for
7424 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
7425 (representing vec_all_ne) to remove the previously described first
7426 argument of type RS6000_BTI_INTSI, as this was an artifact of
7427 reliance on the AltiVec predicate framework, which is no longer
7428 used in the implementation of these functions. Add
7429 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
7430 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
7431 since, unlike the AltiVec predicate framework implementation, we
7432 do not share function descriptors between vec_alle and vec_anyeq.
7433 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
7434 set of modes that receive special treatment even when
7435 TARGET_P9_VECTOR is true. The special treatment emits code that
7436 does not depend on Power9 instructions.
7437 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
7438 define_expand to not rely on AltiVec predicate framework.
7439 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7441 (vector_ne_v2di_p): Change this define_expand to not rely on
7442 AltiVec predicate framework.
7443 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
7445 (vector_ne_<mode>_p): Change this define_expand to not rely on
7446 AltiVec predicate framework.
7447 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7449 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
7450 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
7451 define_insn pattern.
7452 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
7453 define_insn pattern because the xvcmpne<VSs>. instruction is not
7455 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
7456 instruction is not supported.
7458 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7460 * config/nvptx/nvptx.c: Include intl.h.
7462 2017-03-01 Martin Jambor <mjambor@suse.cz>
7465 * ipa-prop.h (ipa_bits): Removed field known.
7466 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
7467 to pointers. Adjusted their comments to warn about their sharing.
7468 (ipcp_transformation_summary): Change bits to a vector of pointers.
7469 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
7470 (ipa_get_ipa_bits_for_value): Declare.
7471 * tree-vrp.h (value_range): Mark as GTY((for_user)).
7472 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
7473 (ipa_bits_hash_table): Likewise.
7474 (ipa_vr_ggc_hash_traits): Likewise.
7475 (ipa_vr_hash_table): Likewise.
7476 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
7477 being pointers and vr_known being removed.
7478 (ipa_set_jf_unknown): Likewise.
7479 (ipa_get_ipa_bits_for_value): New function.
7480 (ipa_set_jfunc_bits): Likewise.
7481 (ipa_get_value_range): New overloaded functions.
7482 (ipa_set_jfunc_vr): Likewise.
7483 (ipa_compute_jump_functions_for_edge): Use the above functions to
7484 construct bits and vr parts of jump functions.
7485 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
7486 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7488 (ipcp_grow_transformations_if_necessary): Also allocate
7489 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7491 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
7492 them. Fix too long lines.
7493 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
7494 vr_known being removed.
7495 (ipa_read_jump_function): Use new setter functions to construct bits
7496 and vr parts of jump functions or set them to NULL.
7497 (write_ipcp_transformation_info): Adjust for bits being pointers.
7498 (read_ipcp_transformation_info): Likewise.
7499 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
7501 Include gt-ipa-prop.h.
7502 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
7504 (ipcp_store_bits_results): Likewise.
7505 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
7506 Do not write to existing jump functions but use a temporary instead.
7508 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7511 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
7512 attempt to use its first operand as BIT_FIELD_REF base.
7514 2017-03-01 Richard Biener <rguenther@suse.de>
7517 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
7518 interpolating formula in wrapping arithmetic.
7519 (chrec_apply): Convert chrec_evaluate return value to wanted type.
7521 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7523 PR tree-optimization/79734
7524 * tree-vect-generic.c (expand_vector_condition): Optimize
7525 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
7526 Handle VEC_COND_EXPR where comparison has different inner width from
7529 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
7531 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
7532 markup, and similar issues. Remove @opindex entries for things
7533 that aren't options. Add missing -mmpy-option entries.
7535 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7537 PR tree-optimization/79737
7538 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
7539 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
7540 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
7541 instead of byte_size. Formatting fix.
7542 (shift_bytes_in_array_right): Formatting fix.
7544 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
7547 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
7548 condition on optimize for the leaf function test.
7550 2017-02-28 Martin Liska <mliska@suse.cz>
7553 * read-rtl-function.c (function_reader::handle_unknown_directive):
7554 Bail out when one uses -flto.
7556 2017-02-28 Martin Liska <mliska@suse.cz>
7558 * common.opt: Replace space with tabular for options of <number>
7560 * config/i386/i386.opt: Show <number> value for
7561 -mlarge-data-threshold.
7562 * opts.c (print_filtered_help): Do not display number in hexadecimal
7565 2017-02-28 Martin Liska <mliska@suse.cz>
7567 * common.opt: Fix --help=option -Q for options which are of
7570 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
7572 * config/i386/i386.c (print_reg): Error out for values
7573 of 8-bit size in invalid integer register.
7575 2017-02-28 Martin Sebor <msebor@redhat.com>
7577 PR tree-optimization/79691
7578 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
7580 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7583 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
7584 gcc_unreachable with output_operand_lossage.
7586 2017-02-28 Richard Biener <rguenther@suse.de>
7588 PR tree-optimization/79740
7589 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
7591 (visit_nary_op): Insert the nary into the hashtable if we
7592 pattern-matched sth.
7593 * tree-ssa-pre.c (eliminate_insert): Robustify.
7595 2017-02-28 Richard Biener <rguenther@suse.de>
7598 * fold-const.c (decode_field_reference): Reject out-of-bound
7601 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7603 * config/i386/i386.c: Include intl.h.
7604 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
7605 instead of just cond ? "..." : "...".
7606 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
7607 * coverage.c (read_counts_file): Likewise.
7608 * omp-offload.c: Include intl.h.
7609 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
7610 of just cond ? "..." : "...".
7611 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
7612 of just cond ? "..." : "...".
7614 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
7617 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
7619 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
7620 'tune for' CPU name.
7621 * config/arm/arm-cpu-data.h: Regenerated.
7623 2017-02-28 Richard Biener <rguenther@suse.de>
7625 PR tree-optimization/79732
7626 * tree-inline.c (expand_call_inline): Do not shadow var.
7628 2017-02-28 Richard Biener <rguenther@suse.de>
7630 PR tree-optimization/79723
7631 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
7632 address-space properly.
7634 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
7636 * doc/optinfo.texi (Optimization groups): Fix option used for
7638 * doc/invoke.texi (-fopt-info): Document "omp".
7639 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
7640 (OPTGROUP_ALL): Add OPTGROUP_OMP.
7641 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
7642 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
7643 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
7645 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
7647 * dumpfile.c (optgroup_options): Instead of "openmp", associate
7648 OPTGROUP_OMP with "omp".
7650 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
7653 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
7654 for arithmetic shift of unsigned V2DI.
7656 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
7658 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
7659 arc/linux.h headers.
7660 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
7661 (LINK_SPEC): Likewise.
7662 (ARC_TLS_EXTRA_START_SPEC): Likewise.
7663 (EXTRA_SPECS): Likewise.
7664 (STARTFILE_SPEC): Likewise.
7665 (ENDFILE_SPEC): Likewise.
7666 (LIB_SPEC): Likewise.
7667 (TARGET_SDATA_DEFAULT): Likewise.
7668 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
7669 (MULTILIB_DEFAULTS): Likewise.
7670 (DWARF2_UNWIND_INFO): Likewise.
7671 * config/arc/big.h: New file.
7672 * config/arc/elf.h: Likewise.
7673 * config/arc/linux.h: Likewise.
7674 * config/arc/t-uClibc: Remove.
7676 2017-02-27 Bin Cheng <bin.cheng@arm.com>
7678 PR tree-optimization/77536
7679 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
7680 (tree_transform_and_unroll_loop): Use above function to compute the
7681 estimated niter of unrolled loop and use it when scaling profile.
7682 Also use count info rather than frequency if it's non-zero.
7683 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
7684 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
7685 (vect_transform_loop): Call above function.
7687 2017-02-27 Richard Biener <rguenther@suse.de>
7689 PR tree-optimization/45397
7690 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
7691 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
7692 (visit_nary_op): Add pattern matching for CSEing sign-changed
7693 or truncated operations with wider ones.
7695 2017-02-27 Richard Biener <rguenther@suse.de>
7697 PR tree-optimization/79690
7698 * tree-vect-stmts.c (vectorizable_store): Use vector type
7699 built from the DR with address-space.
7701 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
7703 * doc/invoke.texi (Optimize Options): Refine the description
7704 of asan-use-after-return.
7706 2017-02-25 Alan Modra <amodra@gmail.com>
7708 PR rtl-optimization/79584
7709 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
7710 base, not ad->base_term, the reg within base. Remove assertion
7711 that ad->base == ad->base_term. Replace gen_int_mode using
7712 bogus mode with const0_rtx.
7714 2017-02-25 Jakub Jelinek <jakub@redhat.com>
7717 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
7718 FMA_EXPR like tcc_binary or tcc_unary.
7720 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
7723 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
7725 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
7726 (output_loc_operands): Handle DW_OP_call_ref and
7727 DW_OP_GNU_variable_value.
7728 (struct variable_value_struct): New type.
7729 (struct variable_value_hasher): Likewise.
7730 (variable_value_hash): New variable.
7731 (string_types): Remove.
7732 (copy_loc_descr): New function.
7733 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
7734 (prepend_loc_descr_to_each): New function.
7735 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
7736 instead of add_loc_descr_to_each if the first argument is single
7737 location list and the second has multiple.
7738 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
7739 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
7740 when looking for variable value which doesn't have other location info.
7741 (loc_list_from_tree): Formatting fix.
7742 (gen_array_type_die): Simplify DW_AT_string_length handling.
7743 (adjust_string_types): Remove.
7744 (gen_subprogram_die): Don't call adjust_string_types nor test/set
7745 string_types. Call resolve_variable_values.
7746 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
7747 (resolve_addr_in_expr): Likewise. Add A argument.
7748 (copy_deref_exprloc): Remove deref argument. Adjust for the
7749 original expression being DW_OP_GNU_variable_value with optionally
7750 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
7751 optionally after it.
7752 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
7753 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
7754 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
7755 (variable_value_hasher::hash, variable_value_hasher::equal): New
7757 (resolve_variable_value_in_expr, resolve_variable_value,
7758 resolve_variable_values, note_variable_value_in_expr,
7759 note_variable_value): New functions.
7760 (dwarf2out_early_finish): Call note_variable_value on all toplevel
7763 2017-02-24 Jakub Jelinek <jakub@redhat.com>
7766 * opts.h (handle_generated_option): Add GENERATED_P argument.
7767 * opts-common.c (handle_option): Adjust function comment.
7768 (handle_generated_option): Add GENERATED_P argument, pass it to
7770 (control_warning_option): Pass false to handle_generated_option
7772 * opts.c (maybe_default_option): Pass true to handle_generated_option
7774 * optc-gen.awk: Likewise.
7776 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7778 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
7779 a REG, look at the REG it is a SUBREG of.
7780 (splitter for cmpeqsi_t): Ditto.
7782 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7784 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
7785 the special USEs with the pattern of the insn, not the insn itself.
7787 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
7790 * doc/invoke.texi: Document -mload-store-pairs.
7792 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7793 Sandra Loosemore <sandra@codesourcery.com>
7795 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
7796 argument isn't a CONST_INT.
7797 (nios2_alternate_compare_const): Assert op is a CONST_INT.
7798 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
7799 (nios2_validate_compare): Bypass alternate compare logic if *op2
7801 (ldstwm_operation_p): Return false if first_base is not a REG or
7802 if first_offset is not a CONST_INT.
7804 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7806 * config/cris/cris.md: Use correct operand in a define_peephole2.
7808 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7810 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
7812 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7814 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
7815 this_insn if it is an INSN or JUMP_INSN.
7816 (force_offsettable): Look at base, not at addr.
7817 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
7818 on things that aren't necessarily CONST_INTs.
7820 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
7822 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
7823 -mfpmath=sse is the default also for x86-32 targets with SSE2
7824 instruction set when @option{-ffast-math} is enabled
7826 2017-02-24 Jeff Law <law@redhat.com>
7828 PR rtl-optimizatoin/79286
7829 * ira.c (update_equiv_regs): Drop may_trap_p exception to
7832 2017-02-24 Richard Biener <rguenther@suse.de>
7834 PR tree-optimization/79389
7835 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
7838 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
7840 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
7841 function comment to reflect reality.
7842 (loop_exits_before_overflow): Fix typo in function description.
7844 2017-02-24 Richard Biener <rguenther@suse.de>
7846 PR tree-optimization/79389
7847 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
7848 properly that a threading opportunity exists. Detect conditional
7849 copy/constant propagation opportunities.
7851 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
7853 * config/visium/visium.md (type): Add trap.
7854 (b): New mode attribute.
7855 (*btst): Rename into...
7856 (*btst<mode>): ...this and adjust.
7857 (*cbranchsi4_btst_insn): Rename into...
7858 (*cbranch<mode>4_btst_insn): ...this and adjust.
7859 (trap): New define_insn.
7861 2017-02-23 Jakub Jelinek <jakub@redhat.com>
7863 PR tree-optimization/79389
7864 * ifcvt.c (struct noce_if_info): Add rev_cond field.
7865 (noce_reversed_cond_code): New function.
7866 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
7867 reversed_comparison_code. Formatting fix.
7868 (noce_try_store_flag): Test rev_cond != NULL in addition to
7869 reversed_comparison_code.
7870 (noce_try_store_flag_constants): Likewise.
7871 (noce_try_store_flag_mask): Likewise.
7872 (noce_try_addcc): Use rev_cond if non-NULL instead of
7873 reversed_comparison_code.
7874 (noce_try_cmove_arith): Likewise. Formatting fixes.
7875 (noce_try_minmax, noce_try_abs): Clear rev_cond.
7876 (noce_find_if_block): Initialize rev_cond.
7877 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
7878 instead of false as last argument never attempt to reverse it
7881 2017-02-23 Bin Cheng <bin.cheng@arm.com>
7883 PR tree-optimization/79663
7884 * tree-predcom.c (combine_chains): Process refs in reverse order
7885 only for ZERO length chains, and add explaining comment.
7887 2017-02-23 Jeff Law <law@redhat.com>
7889 PR tree-optimization/79578
7890 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
7891 in call to operand_equal_p.
7893 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
7896 * config/i386/cpuid.h: Fix another undefined behavior.
7898 2017-02-23 Richard Biener <rguenther@suse.de>
7900 PR tree-optimization/79683
7901 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
7902 vector types for data-refs.
7904 2017-02-23 Martin Liska <mliska@suse.cz>
7906 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
7908 2017-02-23 Jakub Jelinek <jakub@redhat.com>
7911 * internal-fn.c (get_range_pos_neg): Moved to ...
7912 * tree.c (get_range_pos_neg): ... here. No longer static.
7913 * tree.h (get_range_pos_neg): New prototype.
7914 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
7915 are known to be in between 0 and signed maximum inclusive, try to
7916 expand both unsigned and signed divmod and use the cheaper one from
7919 2017-02-22 Jeff Law <law@redhat.com>
7921 PR tree-optimization/79578
7922 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
7923 to compare base operands.
7925 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
7928 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
7929 gpc_reg_operand instead of fpr_reg_operand.
7931 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
7933 * config/mips/mips.c (mips_return_in_memory): Force FP
7934 vector types to be returned in memory for o32 ABI.
7936 2017-02-22 Jakub Jelinek <jakub@redhat.com>
7938 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
7939 instead of DW_TAG_member for static data member declarations and don't
7940 set no_linkage_name for static inline data members.
7941 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
7944 2017-02-22 Martin Liska <mliska@suse.cz>
7946 * doc/invoke.texi: Replace inequality signs with square brackets
7949 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7951 PR tree-optimization/68644
7952 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
7954 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
7957 * lra-constraints.c (simplify_operand_subreg): Handle
7958 WORD_REGISTER_OPERATIONS targets.
7960 2017-02-22 Jakub Jelinek <jakub@redhat.com>
7963 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
7964 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
7965 elimination by swapping fld*.
7967 2017-02-22 Richard Biener <rguenther@suse.de>
7969 PR tree-optimization/79673
7970 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
7971 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
7972 irrelevant address-space qualifiers and avoiding a
7973 ADDR_SPACE_CONVERT_EXPR from fold_convert.
7975 2017-02-22 Richard Biener <rguenther@suse.de>
7977 PR tree-optimization/79666
7978 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
7979 to not symbolically negate if that may introduce undefined
7982 2017-02-22 Martin Liska <mliska@suse.cz>
7985 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
7986 * data-streamer-out.c (streamer_write_gcov_count_stream):
7988 * value-prof.c (stream_out_histogram_value): Make assert more
7989 precise based on type of counter.
7991 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/i386.md (standard_x87sse_constant_load splitter):
7995 Use nonimmediate_operand instead of memory_operand for operand 1.
7996 (float-extend standard_x87sse_constant_load splitter): Ditto.
7998 2017-02-21 Jeff Law <law@redhat.com>
8000 PR tree-optimization/79621
8001 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
8002 blocks with edges to themselves.
8004 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8007 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
8008 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
8009 Use gimple_call_builtin_p.
8012 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
8013 on temporarily removed DEBUG_INSNs.
8015 PR tree-optimization/79649
8016 * tree-loop-distribution.c (classify_partition): Give up on
8017 non-generic address space loads/stores.
8019 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
8021 * doc/loop.texi (Loop manipulation): Remove nonexistent
8022 tree_ssa_loop_version from the documentation.
8023 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
8025 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8028 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
8029 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
8030 * config/rs6000/rs6000.c: Include except.h.
8031 (rs6000_expand_split_stack_prologue): Call
8032 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
8034 2017-02-21 Martin Jambor <mjambor@suse.cz>
8037 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
8040 2017-02-21 Martin Jambor <mjambor@suse.cz>
8042 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
8043 for backward compatibility only.
8044 * doc/invoke.texi (Option Summary): Remove all references to
8047 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
8051 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8053 * lra-constraints.c (curr_insn_transform): Handle
8054 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8056 2017-02-21 Martin Liska <mliska@suse.cz>
8058 * config/i386/i386.opt: Replace -masm-dialect with -masm.
8060 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
8062 PR translation/79638
8063 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
8065 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
8068 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8069 (arm_function_ok_for_sibcall): Return false for an indirect call by
8070 descriptor if all the argument registers are used.
8071 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
8072 alignment of the function.
8074 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8076 PR tree-optimization/61441
8077 * simplify-rtx.c (simplify_const_unary_operation): For
8078 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
8079 the sNaN unmodified.
8081 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8083 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
8084 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
8085 instead of SYSTEM_HEADER_DIR.
8087 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
8088 Martin Liška <mliska@suse.cz>
8090 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
8091 Fix typos and grammar, use active voice, and clarify.
8093 2017-02-20 Marek Polacek <polacek@redhat.com>
8096 * gimplify.c (gimplify_expr): Handle unused *&&L;.
8099 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
8101 2017-02-20 Jakub Jelinek <jakub@redhat.com>
8104 * config/i386/i386.c (ix86_expand_builtin): Handle
8105 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
8106 ix86_builtins_isa[fcode].isa as a requirement of those
8107 flags and any other flag in the bitmask.
8108 (ix86_init_mmx_sse_builtins): Use 0 instead of
8109 ~OPTION_MASK_ISA_64BIT as mask.
8110 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
8111 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
8112 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
8113 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
8115 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8118 * lra-constraints.c (split_reg): Check requested split mode
8119 is supported by the register.
8121 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8123 * lra-constraints.c (simplify_operand_subreg): Remove early
8126 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8129 * lra-constraints.c (curr_insn_transform): Tighten condition
8130 for converting SUBREG reloads from OP_OUT to OP_INOUT.
8132 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8135 * lra-constraints.c (curr_insn_transform): Handle
8136 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8138 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
8141 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8143 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8145 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
8148 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
8151 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8153 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
8156 2017-02-18 Jakub Jelinek <jakub@redhat.com>
8158 * final.c (last_columnnum, override_columnnum): New variables.
8159 (final_start_function): Set last_columnnum, pass it to begin_prologue
8160 hook and pass 0 to dwarf2out_begin_prologue.
8161 (final_scan_insn): Update override_columnnum. Pass last_columnnum
8162 to source_line debug hook.
8163 (notice_source_line): Compute last_columnnum and for debug_column_info
8164 return true on column changes.
8165 * debug.h (struct gcc_debug_hooks): Add column argument to
8166 source_line and begin_prologue hooks.
8167 (debug_nothing_int_charstar_int_bool): Remove prototype.
8168 (debug_nothing_int_int_charstar,
8169 debug_nothing_int_int_charstar_int_bool): New prototypes.
8170 (dwarf2out_begin_prologue): Add column argument.
8171 * debug.c (do_nothing_debug_hooks): Adjust source_line and
8172 begin_prologue hooks.
8173 (debug_nothing_int_charstar_int_bool): Remove.
8174 (debug_nothing_int_int_charstar,
8175 debug_nothing_int_int_charstar_int_bool): New functions.
8176 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
8177 through to dwarf2out_source_line.
8178 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
8179 (dwarf2out_source_line): Add column argument, emit it if requested.
8180 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
8182 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8183 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8184 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
8185 through to dwarf2out_begin_prologue.
8186 (vmsdbgout_source_line): Add column argument, pass it through to
8187 dwarf2out_source_line.
8188 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
8189 dbxout_source_line caller.
8190 (dbxout_source_line): Add column argument.
8192 * common.opt (gno-column-info, gcolumn-info): New options.
8193 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
8194 (check_die): Also test for multiple DW_AT_decl_column attributes.
8195 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
8196 DW_AT_decl_column if requested.
8197 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
8199 (gen_variable_die): Likewise.
8200 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
8201 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
8204 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
8205 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
8206 (ix86_handle_option): Handle OPT_m3dnowa.
8207 * doc/invoke.texi (-m3dnowa): Document.
8208 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
8209 -m3dnowa instead of -m3dnow -march=athlon.
8212 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
8213 instead of gcc_assert for K, r and R code checks. Formatting fixes.
8215 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8218 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
8219 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
8220 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
8221 generator for vsx_xxpermdi_<mode>_be.
8222 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
8223 force big-endian semantics.
8224 (vsx_xxpermdi_<mode>_be): New define_expand with same
8225 implementation as previous version of vsx_xxpermdi_<mode>.
8227 2017-02-17 Jakub Jelinek <jakub@redhat.com>
8229 PR tree-optimization/79327
8230 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
8231 variable, its initialization and use.
8233 2017-02-17 Julia Koval <julia.koval@intel.com>
8235 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
8236 (OPTION_MASK_ISA_PKU_UNSET): New.
8237 (ix86_handle_option): Handle -mrdpid.
8238 * config/i386/cpuid.h (bit_RDPID): New.
8239 * config/i386/driver-i386.c (host_detect_local_cpu):
8240 Detect RDPID feature.
8241 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
8242 * config/i386/i386-c.c (ix86_target_macros_internal):
8244 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
8245 (ix86_valid_target_attribute_inner_p): Add "rdpid".
8246 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
8247 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
8248 * config/i386/i386.md (define_insn "rdpid"): New.
8249 * config/i386/i386.opt Add -mrdpid.
8250 * config/i386/immintrin.h (_rdpid_u32): New.
8252 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
8254 PR rtl-optimization/79541
8255 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
8256 instead of transforming it into USE.
8258 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
8260 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
8261 If HONOR_SNANS (SFmode) force the input to a register.
8262 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
8263 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
8264 an frsp or similar insn.
8266 2017-02-17 Martin Liska <mliska@suse.cz>
8268 PR rtl-optimization/79577
8269 * params.def (selsched-max-sched-times): Increase minimum to 1.
8271 2017-02-17 Martin Liska <mliska@suse.cz>
8273 PR rtl-optimization/79574
8274 * gcse.c (want_to_gcse_p): Prevent integer overflow.
8276 2017-02-17 Martin Liska <mliska@suse.cz>
8278 PR tree-optimization/79529
8279 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
8280 ssa_defined_default_def_p to handle cases which are implicitly
8282 * tree-ssa.c (ssa_defined_default_def_p): New function.
8283 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
8284 which are implicitly defined.
8285 * tree-ssa.h (ssa_defined_default_def_p): Declare.
8287 2017-02-17 Richard Biener <rguenther@suse.de>
8290 * params.def (max-ssa-name-query-depth): Limit to 10.
8292 2017-02-17 Richard Biener <rguenther@suse.de>
8294 PR tree-optimization/79552
8295 * tree-ssa-structalias.c (visit_loadstore): Properly verify
8298 2017-02-17 Richard Biener <rguenther@suse.de>
8301 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
8303 2017-02-17 Marek Polacek <polacek@redhat.com>
8306 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
8307 (fold_negate_expr): New wrapper.
8309 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
8311 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
8312 Correct terminology and de-emphasize pre-standard behavior.
8314 2017-02-16 Alan Modra <amodra@gmail.com>
8316 PR rtl-optimization/79286
8317 * ira.c (def_dominates_uses): New function.
8318 (update_equiv_regs): Don't create an equivalence for insns that
8319 may trap where the register def does not dominate the use.
8321 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
8323 PR rtl-optimization/78127
8324 * lra.c (lra): Call lra_eliminate before finish the loop after
8327 2017-02-16 Richard Biener <rguenther@suse.de>
8329 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
8331 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
8332 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
8333 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
8334 (isl_val_int_from_wi): New function.
8335 (extract_affine_gmp): Rename to ...
8336 (extract_affine_wi): ... this, take a widest_int.
8337 (extract_affine_int): Just wrap extract_affine_wi.
8338 (add_param_constraints): Use isl_val_int_from_wi.
8339 (add_loop_constraints): Likewise, and extract_affine_wi.
8341 2017-02-15 Jeff Law <law@redhat.com>
8344 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
8345 ira_init_register_move_cost_if_necessary.
8347 2017-02-15 Martin Sebor <msebor@redhat.com>
8350 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
8351 removed in a prior commit.
8353 2017-02-15 Bin Cheng <bin.cheng@arm.com>
8355 PR tree-optimization/79347
8356 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
8357 counters during peeling.
8359 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
8361 * Makefile.in (site.exp): Remove "set ISLVER".
8363 2017-02-15 Jakub Jelinek <jakub@redhat.com>
8366 * real.c (real_from_integer): Call real_convert even for decimal.
8368 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8371 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8373 2017-02-14 Andrew Pinski <apinski@cavium.com>
8375 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
8376 cores and change the partno/implementer to be correct.
8377 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
8378 the 'B" as the implementer.
8379 * config/aarch64/aarch64-tune.md: Regenerate.
8381 2017-02-14 Carl Love <cel@us.ibm.com>
8383 * config/rs6000/rs6000.c: Add case statement entry to make the
8384 xvcvuxdsp built-in argument unsigned.
8385 * config/rs6000/vsx.md: Fix the source and return operand types so they
8386 match the instruction definitions from the ISA document. Fix typo
8387 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
8390 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
8393 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
8394 member early_clobber_alts.
8395 * lra-lives.c (reg_early_clobber_p): New.
8396 (process_bb_lives): Use it.
8397 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
8398 (debug_operand_data): Initialize early_clobber_alts.
8399 (setup_operand_alternative): Set up early_clobber_alts.
8400 (collect_non_operand_hard_regs): Ditto. Pass early clobber
8401 alternatives to new_insn_reg.
8402 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
8404 (lra_update_insn_regno_info): Pass the new arg.
8406 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8409 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
8410 (new_oacc_loop_raw): Don't clear already cleared fields.
8413 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
8414 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
8415 _mm512_prefetch_i64gather_ps): New inline functions and macros.
8417 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
8420 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
8422 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
8425 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
8426 the extra instruction to the right place to store 128-bit constant
8429 2017-02-14 Martin Sebor <msebor@redhat.com>
8432 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
8433 warning for strings of unknown length.
8435 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
8437 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
8439 2017-02-14 Jeff Law <law@redhat.com>
8442 * ira-costs.c (scan_one_insn): Initialize register move costs
8443 for pseudos seen in USE/CLOBBER insns.
8445 PR tree-optimization/79095
8446 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
8447 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
8448 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
8449 if the operands are known to be not equal, then the resulting range
8451 (intersect_ranges): If the new range is ~[0,0] and the old range is
8452 wide, then prefer ~[0,0].
8453 * tree-vrp.c (overflow_comparison_p_1): New function.
8454 (overflow_comparison_p): New function.
8455 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
8456 if NAME is used in an overflow test.
8457 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
8458 overflow check that can be expressed as an equality test, then adjust
8459 ops to be that equality test.
8461 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8463 * config/s390/s390-builtin-types.def: Remove flags argument.
8464 * config/s390/s390.c (s390_init_builtins): Likewise.
8466 2017-02-14 Martin Liska <mliska@suse.cz>
8468 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
8469 vector. Fix trailing white spaces.
8471 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
8473 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
8476 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8478 PR rtl-optimization/68664
8479 * config/arm/arm.c (arm_sched_can_speculate_insn):
8480 New function. Declare prototype.
8481 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8483 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8485 PR rtl-optimization/68664
8486 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
8488 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8490 2017-02-14 Amit Pawar <amit.pawar@amd.com>
8492 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
8493 max skip bytes for function, loop and jump.
8495 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8497 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
8498 ABS_EXPR for gimple dump.
8500 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8503 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
8505 PR tree-optimization/79408
8506 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
8507 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
8508 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
8509 also if rhs1 is INTEGER_CST.
8511 2017-02-14 Richard Biener <rguenther@suse.de>
8514 * tree-into-ssa.c (insert_phi_nodes): When the function can
8515 have abnormal edges rewrite SSA names with broken use-def
8516 dominance out of SSA and register them for PHI insertion.
8518 2017-02-13 Martin Sebor <msebor@redhat.com>
8521 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
8522 clearing info.nowrite flag when snprintf size argument is a range.
8524 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8526 * cprop.c (cprop_jump): Add missing space in string literal.
8527 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
8528 (get_constraint_for_component_ref): Likewise.
8529 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
8530 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
8531 * lra-constraints.c (process_alt_operands): Likewise.
8532 * ipa-inline.c (inline_small_functions): Likewise.
8533 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
8534 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
8535 * trans-mem.c (diagnose_tm_1_op): Likewise.
8536 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
8537 (grid_parallel_clauses_gridifiable): Likewise.
8539 * config/nvptx/mkoffload.c (process): Add space in between
8542 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
8543 "MOD4_SSE_REGS" and "ALL_REGS".
8545 * spellcheck.c (test_data): Add , in between "foo" and "food".
8547 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8550 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
8551 boundary crossing check and subsequent code generation agree.
8553 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8555 * config/aarch64/aarch64.c (has_memory_op): Delete.
8556 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
8559 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8561 PR rtl-optimization/79388
8562 PR rtl-optimization/79450
8563 * combine.c (distribute_notes): When removing TEM_INSN for which
8564 corresponding dest has last value recorded, invalidate that last
8567 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8569 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
8570 of explicit '@'. Add missing assembly comment marker on branch costs
8573 2017-02-13 Nathan Sidwell <nathan@acm.org>
8575 * gengtype-lex.l (<in_struct>): Add '/'.
8577 2017-02-13 Martin Liska <mliska@suse.cz>
8580 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
8582 2017-02-13 Richard Biener <rguenther@suse.de>
8584 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
8586 * configure: Re-generate.
8587 * config.in: Likewise.
8588 * graphite-dependences.c: Simplify as if
8589 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
8590 * graphite-isl-ast-to-gimple.c: Likewise.
8591 * graphite-optimize-isl.c: Likewise.
8592 * graphite-poly.c: Likewise.
8593 * graphite-sese-to-poly.c: Likewise.
8594 * graphite.h: Likewise.
8595 * toplev.c: Include isl/version.h and use isl_version () for
8596 printing the ISL version.
8597 * doc/install.texi: Update ISL requirement.
8599 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8601 * doc/standards.texi (Standards): Update reference to
8604 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8606 * doc/extend.texi (Named Address Spaces): sourceware.org now
8608 * doc/install.texi (Binaries): Ditto.
8611 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8613 * doc/cpp.texi: Replace "stringify"/"stringification" with C
8614 standard terminology "stringize"/"stringizing" throughout.
8615 * doc/cppinternals.texi: Likewise.
8617 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8619 * doc/extend.texi: Fix some spelling mistakes and typos.
8620 * doc/invoke.texi: Likewise.
8622 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8625 * params.def (inline-min-speedup) Change from 10 to 8.
8627 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8629 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
8632 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8635 * ipa-inline-analysis.c (get_minimal_bb): New function.
8636 (record_modified): Use it.
8637 (remap_edge_change_prob): Handle also ancestor functions.
8639 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
8641 * doc/contrib.texi (Contributors): Remove broken link into
8642 the Mauve CVS repository.
8644 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8647 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
8648 result computation whenever lhs doesn't have vector mode, not
8649 just when it has BLKmode.
8651 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8653 * doc/makefile.texi (profiledbootstrap): Refer to the
8654 installation instructions only in textual form.
8656 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8659 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
8661 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8663 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
8664 (Specific): Update mingw-w64 reference.
8666 (Specific): Remove broken link to Renesas RX processor.
8668 2017-02-10 Richard Biener <rguenther@suse.de>
8670 * toplev.c (process_options): Do not mention obsolete graphite
8671 options when printing sorry message about missing graphite support.
8672 Mention -floop-nest-optimize.
8674 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
8676 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
8677 (vtst_p16): Likewise.
8678 (vtstq_p8): Likewise.
8679 (vtstq_p16): Likewise.
8681 (vtstq_p64): Likewise.
8682 * config/arm/arm_neon.h (vgetq_lane_p64): New.
8683 (vset_lane_p64): New.
8684 (vsetq_lane_p64): New.
8686 2017-02-10 Jakub Jelinek <jakub@redhat.com>
8688 PR tree-optimization/79411
8689 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
8690 stmt operands are SSA_NAMEs used in abnormal phis.
8691 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
8694 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8697 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
8700 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8702 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
8704 2017-02-09 Jakub Jelinek <jakub@redhat.com>
8706 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
8710 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
8711 not arbitrary TREE_CONSTANT.
8714 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
8715 "omp declare target link" attribute unless is_global_var.
8716 * omp-offload.c (find_link_var_op): Likewise.
8718 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
8719 Chung-Lin Tang <cltang@codesourcery.com>
8721 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
8723 (gimplify_adjust_omp_clauses): Don't delete TILE.
8724 (gimplify_omp_for): Deal with TILE.
8725 * internal-fn.c (expand_GOACC_TILE): New function.
8726 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
8728 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
8729 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
8731 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
8732 avoid DIV for outermost collapse var.
8733 (expand_oacc_for): Insert tile element loop as needed. Adjust.
8734 Remove out of date comments, fix whitespace.
8735 * omp-general.c (omp_extract_for_data): Deal with tiling.
8736 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
8737 adjust OLF_DIM_BASE value.
8738 (struct omp_for_data): Add tiling field.
8739 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
8740 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
8741 for auto loops. Remove default auto determining, moved to
8742 oacc_loop_fixed_partitions.
8743 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
8744 stmts, add e_mask field.
8745 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
8746 (oacc_thread_numbers): Use oacc_dim_call.
8747 (oacc_xform_tile): New.
8748 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
8749 (finish_oacc_loop): Adjust for ifns vector.
8750 (oacc_loop_discover_walk): Append loop abstraction sites to list,
8751 add case for GOACC_TILE fns.
8752 (oacc_loop_xform_loop): Delete.
8753 (oacc_loop_process): Iterate over call list directly, and add
8754 handling for GOACC_TILE fns.
8755 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
8757 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
8758 vector partitioning to outer loops. Assign 2 partitions to loops
8759 when available. Add TILE handling.
8760 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
8761 (execite_oacc_device_lower): Process GOACC_TILE fns,
8762 ignore unknown specs.
8763 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
8764 * tree.c (omp_clause_num_ops): Adjust TILE ops.
8765 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
8767 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
8769 * configure.ac (ACX_BUGURL): Update.
8770 * configure: Regenerate.
8772 2017-02-09 Richard Biener <rguenther@suse.de>
8774 PR tree-optimization/69823
8775 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
8776 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
8778 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8780 * config/arc/arc-c.def: Add __NPS400__ definition.
8781 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
8782 (TARGET_NPS400): Define.
8784 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8786 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
8788 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
8790 (arc_cpu_types): Fill the arch_info field with a pointer into the
8791 arc_arch_types table.
8792 (arc_selected_cpu): Declare.
8793 * config/arc/arc.c (arc_selected_cpu): Make global.
8794 (arc_selected_arch): Delete.
8795 (arc_base_cpu): Delete.
8796 (arc_override_options): Remove references to deleted variables,
8797 update access to arch information.
8798 (ARC_OPT): Update access to arch information.
8799 (ARC_OPTX): Likewise.
8800 * config/arc/arc.h (arc_base_cpu): Remove declaration.
8801 (TARGET_ARC600): Update access to arch information.
8802 (TARGET_ARC601): Likewise.
8803 (TARGET_ARC700): Likewise.
8804 (TARGET_EM): Likewise.
8805 (TARGET_HS): Likewise.
8806 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
8809 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
8812 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
8813 condition/operands for integer GE/LE/GEU/LEU operations.
8815 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
8817 PR translation/79397
8818 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
8821 2017-02-08 Martin Jambor <mjambor@suse.cz>
8824 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
8825 whether allocation happened.
8826 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
8827 nothing was allocated.
8829 2017-02-08 Jakub Jelinek <jakub@redhat.com>
8831 PR tree-optimization/79408
8832 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
8833 constant, but SSA_NAME with a known integer range, use the minimum
8834 of that range instead of op1 to determine if modulo can be replaced
8835 with its first operand.
8837 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8839 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
8841 2017-02-08 Richard Biener <rguenther@suse.de>
8843 PR tree-optimization/71824
8844 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
8845 Check all loops contained in the merged region.
8847 2017-02-07 Andrew Pinski <apinski@cavium.com>
8849 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
8851 2017-02-07 Andrew Pinski <apinski@cavium.com>
8853 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
8854 (thunderxt88): Likewise.
8855 (thunderxt81): Disable LSE and change v8.1 to v8.
8856 (thunderxt83): Likewise.
8858 2017-02-07 Jakub Jelinek <jakub@redhat.com>
8859 Richard Biener <rguenther@suse.de>
8862 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
8863 type from int to size_t.
8864 * ira-costs.c (struct_costs_size): Change type from int to size_t.
8866 2017-02-07 Jakub Jelinek <jakub@redhat.com>
8868 PR rtl-optimization/79386
8869 * cprop.c (bypass_conditional_jumps): Initialize
8870 bypass_last_basic_block already before splitting bbs after
8871 unconditional traps...
8872 (bypass_conditional_jumps): ... rather than here.
8875 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
8876 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
8877 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
8878 fix -masm=intel patterns.
8880 2017-02-07 Richard Biener <rguenther@suse.de>
8882 PR tree-optimization/79256
8884 * builtins.c (get_object_alignment_2): Use min_align_of_type
8885 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
8886 and ADJUST_FIELD_ALIGN.
8888 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
8890 * doc/tm.texi: Regenerate.
8891 * stor-layout.c (layout_decl): Adjust.
8892 (update_alignment_for_field): Likewise.
8893 (place_field): Likewise.
8894 (min_align_of_type): Likewise.
8895 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
8896 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
8897 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
8898 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
8899 * config/frv/frv.c (frv_adjust_field_align): Likewise.
8900 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
8901 * config/i386/i386.c (x86_field_alignment): Likewise.
8902 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8903 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
8904 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
8905 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8906 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
8907 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
8911 2017-01-30 Richard Biener <rguenther@suse.de>
8913 PR tree-optimization/79256
8914 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
8915 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
8918 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
8920 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
8921 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
8922 builtins to SImode and emit a zero-extend, if necessary.
8924 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8926 * docs/invoke.texi (RISC-V Options): Alphabetize.
8928 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8930 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
8933 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
8935 * config/riscv/riscv.c: New file.
8936 * gcc/common/config/riscv/riscv-common.c: Likewise.
8937 * config.gcc: Likewise.
8938 * config/riscv/constraints.md: Likewise.
8939 * config/riscv/elf.h: Likewise.
8940 * config/riscv/generic.md: Likewise.
8941 * config/riscv/linux.h: Likewise.
8942 * config/riscv/multilib-generator: Likewise.
8943 * config/riscv/peephole.md: Likewise.
8944 * config/riscv/pic.md: Likewise.
8945 * config/riscv/predicates.md: Likewise.
8946 * config/riscv/riscv-builtins.c: Likewise.
8947 * config/riscv/riscv-c.c: Likewise.
8948 * config/riscv/riscv-ftypes.def: Likewise.
8949 * config/riscv/riscv-modes.def: Likewise.
8950 * config/riscv/riscv-opts.h: Likewise.
8951 * config/riscv/riscv-protos.h: Likewise.
8952 * config/riscv/riscv.h: Likewise.
8953 * config/riscv/riscv.md: Likewise.
8954 * config/riscv/riscv.opt: Likewise.
8955 * config/riscv/sync.md: Likewise.
8956 * config/riscv/t-elf-multilib: Likewise.
8957 * config/riscv/t-linux: Likewise.
8958 * config/riscv/t-linux-multilib: Likewise.
8959 * config/riscv/t-riscv: Likewise.
8960 * configure.ac: Likewise.
8961 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
8962 Waterman as RISC-V maintainers.
8963 * doc/install.texi: Add RISC-V entries.
8964 * doc/invoke.texi: Add RISC-V options section.
8965 * doc/md.texi: Add RISC-V constraints section.
8966 * configure: Regenerated.
8968 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
8971 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
8972 false values to be constant vectors with all 0 or all 1 bits set.
8973 (vcondu<mode><mode>): Likewise.
8974 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
8976 (fpmask_comparison_operator): Update comment.
8977 (vecint_comparison_operator): New predicate.
8978 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
8979 vector conditionals when the true and false values are constant
8980 vectors with all 0 bits or all 1 bits set.
8982 2017-02-06 Martin Sebor <msebor@redhat.com>
8984 PR tree-optimization/79376
8985 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
8987 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
8989 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
8990 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
8991 to simplify split condition.
8993 2017-02-06 Jakub Jelinek <jakub@redhat.com>
8995 * omp-expand.c (oxpand_omp_atomic_fetch_op,
8996 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
8999 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
9001 PR rtl-optimization/68664
9002 * target.def (can_speculate_insn): New hook.
9003 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
9004 * doc/tm.texi: Regenerate.
9005 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
9006 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
9007 (rs6000_sched_can_speculate_insn): New function.
9009 2017-02-06 Jakub Jelinek <jakub@redhat.com>
9011 PR tree-optimization/79284
9012 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
9013 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
9014 vectorizable_mask_load_store, vectorizable_operation,
9015 vect_is_simple_cond, get_same_sized_vectype): Use it instead
9016 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
9017 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
9018 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
9019 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
9020 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9021 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
9022 is_gimple_assign (stmt). Replace another such test with
9023 is_gimple_assign (stmt).
9025 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
9028 * config/avr/avr.c (rtl-iter.h): Include it.
9029 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
9030 (avr_legitimate_combined_insn): ...and implementation.
9032 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
9034 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
9035 * config/s390/s390.c (s390_const_operand_ok)
9036 (s390_canonicalize_comparison, s390_extract_part)
9037 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
9038 (s390_contiguous_bitmask_p, s390_rtx_costs)
9039 (legitimize_pic_address): Likewise.
9040 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
9041 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
9042 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
9043 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
9044 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
9046 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
9048 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
9049 REGNO($0) == REGNO($1).
9051 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9053 * config/s390/linux.h(SIZE_TYPE): Add comment.
9055 2017-02-06 Julian Brown <julian@codesourcery.com>
9056 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9057 Virendra Pathak <virendra.pathak@broadcom.com>
9059 * config/aarch64/aarch64-cores.def: Change the scheduler
9061 * config/aarch64/aarch64.md: Include thunderx2t99.md.
9062 * config/aarch64/thunderx2t99.md: New file.
9064 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9066 * doc/standards.texi (Go Language): Update link to language
9069 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
9071 * tree-eh.c (lower_resx): Sanitize profile.
9072 (cleanup_empty_eh_move_lp): Likewise.
9074 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
9077 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
9079 * cfgloopmanip.h (loop_version): Update prototype.
9080 * modulo-sched.c (sms_schedule): Update call of loop_version.
9081 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
9082 * tree-parloops.c (gen_parallel_loop): Likewise.
9083 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9084 * tree-ssa-loop-split.c (split_loop): Likewise.
9085 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
9086 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
9088 2017-02-05 Martin Liska <mliska@suse.cz>
9091 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
9093 (print_operand_address): Initialize a struct to zero.
9095 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9097 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
9098 garbage collector only in textual form.
9100 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9102 * doc/extend.texi (x86 specific memory model extensions for
9103 transactional memory): Simplify a phrase.
9105 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
9108 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
9109 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
9110 (atomic_storedi_1): Likewise.
9112 2017-02-04 Jakub Jelinek <jakub@redhat.com>
9114 PR tree-optimization/79338
9115 * tree-parloops.c (gather_scalar_reductions): Don't call
9116 vect_analyze_loop_form for loop->inner before destroying loop's
9119 2017-02-03 Martin Sebor <msebor@redhat.com>
9121 PR tree-optimization/79327
9122 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
9123 when precision has resulted in leading zeros.
9124 (format_integer): Adjust the likely counter to assume an unknown
9125 argument that may be zero is non-zero.
9127 2017-02-03 Jason Merrill <jason@redhat.com>
9130 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
9131 avoid copying non-taken branch.
9133 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9135 PR tree-optimization/79340
9136 * tree-vect-loop.c (vectorizable_reduction): Release
9137 vec_defs elements after safe_splicing them into other vectors.
9140 PR tree-optimization/79327
9141 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
9142 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
9144 (format_integer): Use wide_int_to_tree instead of build_int_cst
9145 + to_?hwi. If argmin is NULL, just set argmin and argmax to
9146 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
9147 of shortest and longest sequence.
9149 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
9151 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
9152 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
9154 2017-02-03 Walter Lee <walt@tilera.com>
9157 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
9158 after initial stackframe link reg save.
9159 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
9161 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9164 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
9165 wu for stxssp alternative.
9167 2017-02-03 Martin Sebor <msebor@redhat.com>
9169 PR tree-optimization/79352
9170 * gimple-fold.c (get_range_strlen): Add argument.
9171 (get_range_strlen): Change return type to bool.
9172 (get_maxval_strlen): Pass in a dummy argument.
9173 * gimple-fold.h (get_range_strlen): Change return type to bool.
9174 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
9175 * tree.h (array_at_struct_end_p): Add argument.
9176 * tree.c (array_at_struct_end_p): Handle it.
9178 2017-02-03 Martin Liska <mliska@suse.cz>
9181 * multiple_target.c (create_dispatcher_calls): Redirect edge
9182 from a caller of a dispatcher.
9183 (expand_target_clones): Make the clones local.
9184 (ipa_target_clone): Do both target clones and resolvers.
9185 (ipa_dispatcher_calls): Remove the pass.
9186 (pass_dispatcher_calls::gate): Likewise.
9187 (make_pass_dispatcher_calls): Likewise.
9188 * passes.def (pass_target_clone): Put as very first IPA early
9191 2017-02-03 Martin Liska <mliska@suse.cz>
9193 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
9194 in case of a function with ifunc attribute.
9196 2017-02-03 Martin Liska <mliska@suse.cz>
9198 * cgraph.c (cgraph_node::dump): Dump function version info.
9199 * symtab.c (symtab_node::dump_base): Add missing new line.
9201 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9203 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
9204 (ifcombine_ifandif): Use it.
9206 2017-02-03 Martin Liska <mliska@suse.cz>
9208 * doc/invoke.texi: Document default value for
9209 use-after-scope-direct-emission-threshold.
9211 2017-02-03 Martin Liska <mliska@suse.cz>
9213 PR tree-optimization/79339
9214 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
9215 (format_floating): Likewise.
9217 2017-02-03 Martin Liska <mliska@suse.cz>
9220 * ipa-prop.c (ipa_node_params_t::insert): Remove current
9222 (ipa_node_params_t::remove): Likewise.
9223 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
9224 initialization from removed ipa_node_params_t::insert.
9225 (ipa_node_params::~ipa_node_params): Move from removed
9226 ipa_node_params_t::release.
9227 * symbol-summary.h (symbol_summary::m_released): New member.
9228 Do not release a summary twice. Do not allow to call finalizer
9229 for types of a summary that live in GGC memory.
9231 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9233 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
9236 2017-02-02 Martin Sebor <msebor@redhat.com>
9239 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
9240 (format_string): Tighten up the range of output for non-constant
9241 strings and correct the expected range for wide non-constant strings.
9243 2017-02-02 Martin Sebor <msebor@redhat.com>
9245 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
9248 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
9250 (-fdump-tree-@var): Add to index and document how to come up
9251 with pass-specific option and dump file names.
9252 (-fdump-passes): Clarify where to look for output.
9254 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9257 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
9258 statistics of the analyzed path; allow threading for speed when
9259 any of BBs along the path are optimized for speed.
9261 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
9264 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
9265 settings of the virtual registers.
9268 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9270 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9271 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9274 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9276 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
9277 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
9279 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9281 * config/s390/s390.md: Add missing comments with the expanded
9283 * config/s390/vector.md: Likewise.
9284 * config/s390/vx-builtins.md: Likewise.
9286 2017-02-02 Jakub Jelinek <jakub@redhat.com>
9289 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
9290 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
9291 conditions on a single line.
9293 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9295 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9296 __S390_VX__ to __VX__.
9298 2017-02-01 Andrew Pinski <apinski@cavium.com>
9300 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
9301 stmt_info to record_stmt_cost.
9302 (vect_get_known_peeling_cost): Pass stmt_info if known to
9304 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
9305 cpu_vector_cost field into
9306 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
9307 field into vec_int_stmt_cost and vec_fp_stmt_cost.
9308 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
9309 splitting of scalar_stmt_cost and vec_stmt_cost.
9310 (thunderx_vector_cost): Likewise.
9311 (cortexa57_vector_cost): LIkewise.
9312 (exynosm1_vector_cost): Likewise.
9313 (xgene1_vector_cost): Likewise.
9314 (thunderx2t99_vector_cost): Improve after the splitting of the two
9316 (aarch64_builtin_vectorization_cost): Update for the splitting of
9317 scalar_stmt_cost and vec_stmt_cost.
9319 2017-02-01 Torvald Riegel <triegel@redhat.com>
9320 Richard Henderson <rth@redhat.com>
9322 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
9323 conditional on existance of a fast atomic load.
9324 * optabs-query.c (can_atomic_load_p): New function.
9325 * optabs-query.h (can_atomic_load_p): Declare it.
9326 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
9327 no fast atomic load is available for the particular size of access.
9328 (expand_atomic_compare_and_swap): Likewise.
9329 (expand_atomic_load): Likewise.
9330 (expand_atomic_store): Likewise.
9331 (expand_atomic_fetch_op): Likewise.
9332 * testsuite/lib/target-supports.exp
9333 (check_effective_target_sync_int_128): Remove x86 because it provides
9334 no fast atomic load.
9335 (check_effective_target_sync_int_128_runtime): Likewise.
9337 2017-02-01 Richard Biener <rguenther@suse.de>
9339 * graphite.c: Include tree-vectorizer.h for find_loop_location.
9340 (graphite_transform_loops): Provide opt-info for optimized nests.
9341 * tree-parloop.c (parallelize_loops): Provide opt-info for
9344 2017-02-01 Richard Biener <rguenther@suse.de>
9347 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
9350 2017-02-01 Richard Biener <rguenther@suse.de>
9352 PR tree-optimization/71824
9353 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9354 Verify the loops are valid in the merged SESE region.
9355 (scop_detection::can_represent_loop_1): Check analyzing the
9356 evolution of the number of iterations in the region succeeds.
9358 2017-01-31 Ian Lance Taylor <iant@golang.org>
9360 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
9361 REG_ARGS_SIZE note to 32-bit push insns and call insn.
9363 2017-01-31 David Malcolm <dmalcolm@redhat.com>
9365 PR preprocessor/79210
9366 * input.c (get_substring_ranges_for_loc): Replace line_width
9367 assertion with error-handling.
9369 2017-01-31 Richard Biener <rguenther@suse.de>
9371 PR tree-optimization/77318
9372 * graphite-sese-to-poly.c (extract_affine): Fix assert.
9373 (create_pw_aff_from_tree): Take loop parameter.
9374 (add_condition_to_pbb): Pass loop of the condition to
9375 create_pw_aff_from_tree.
9377 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9379 * config/s390/s390.c (s390_asan_shadow_offset): New function.
9380 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
9382 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9386 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
9388 (convert_int_to_float128): Likewise.
9389 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
9390 (convert_int_to_float128): Likewise.
9391 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
9392 (UNSPEC_IEEE128_CONVERT): Likewise.
9393 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
9394 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
9395 Use local variables for IBM extended format.
9396 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
9397 (fix_trunc<mode>si2_fprs): Likewise.
9398 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9399 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
9400 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
9401 to know that we can now have integers of all sizes in vector
9403 (fix<uns>_<mode>di2_hw): Likewise.
9404 (float<uns>_<mode>si2_hw): Likewise.
9405 (fix_<mode>si2_hw): Likewise.
9406 (fixuns_<mode>si2_hw): Likewise.
9407 (float<uns>_<mode>di2_hw): Likewise.
9408 (float_<mode>di2_hw): Likewise.
9409 (float_<mode>si2_hw): Likewise.
9410 (floatuns_<mode>di2_hw): Likewise.
9411 (floatuns_<mode>si2_hw): Likewise.
9412 (xscvqp<su>wz_<mode>): Delete, no longer used.
9413 (xscvqp<su>dz_<mode>): Likewise.
9414 (xscv<su>dqp_<mode>): Likewise.
9415 (ieee128_mfvsrd_64bit): Likewise.
9416 (ieee128_mfvsrd_32bit): Likewise.
9417 (ieee128_mfvsrwz): Likewise.
9418 (ieee128_mtvsrw): Likewise.
9419 (ieee128_mtvsrd_64bit): Likewise.
9420 (ieee128_mtvsrd_32bit): Likewise.
9422 2017-01-31 Martin Liska <mliska@suse.cz>
9425 * ipa-prop.c (ipa_free_all_node_params): Call release method
9426 instead of ~sumbol_summary to not to trigger double times
9429 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
9431 PR tree-optimization/71691
9432 * bitmap.h (class auto_bitmap): New.
9433 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
9434 is_maybe_undefined instead of ssa_undefined_value_p.
9436 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9438 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9439 __S390_ARCH_LEVEL__ to __ARCH__.
9441 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9443 PR tree-optimization/79267
9444 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
9445 if should_remove_lhs_p is true.
9447 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
9450 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
9451 (add_alignment_attribute): New.
9452 (base_type_die): Add alignment attribute.
9453 (subrange_type_die): Likewise.
9454 (modified_type_die): Likewise.
9455 (gen_array_type_die): Likewise.
9456 (gen_descr_array_type_die: Likewise.
9457 (gen_enumeration_type_die): Likewise.
9458 (gen_subprogram_die): Likewise.
9459 (gen_variable_die): Likewise.
9460 (gen_field_die): Likewise.
9461 (gen_ptr_to_mbr_type_die): Likewise.
9462 (gen_struct_or_union_type_die): Likewise.
9463 (gen_subroutine_type_die): Likewise.
9464 (gen_typedef_die): Likewise.
9465 (base_type_cmp): Compare alignment attribute.
9467 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9470 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
9471 (setb_unsigned) New pattern for setb with CCUNS.
9472 * config/rs6000/rs6000.c (expand_block_compare): Use a different
9473 subfc./subfe sequence to avoid overflow problems. Generate a
9474 shorter sequence with cmpld/setb for power9.
9475 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
9476 for generating subfc. instruction.
9477 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
9478 now uses this instruction.
9480 2017-01-30 Ian Lance Taylor <iant@google.com>
9483 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
9484 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
9486 2017-01-30 Martin Sebor <msebor@redhat.com>
9488 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
9489 Move constant to the right of a relational operator.
9490 (get_mpfr_format_length, format_character, format_string): Ditto.
9491 (should_warn_p, maybe_warn): Same.
9493 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
9495 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
9498 * asan.c (get_translation_unit_decl): Remove function.
9499 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
9501 2017-01-30 Martin Liska <mliska@suse.cz>
9503 PR gcov-profile/79259
9504 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
9507 2017-01-30 Martin Liska <mliska@suse.cz>
9510 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
9511 Initialize variables with NULL value.
9513 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
9516 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
9518 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
9520 2017-01-30 Richard Biener <rguenther@suse.de>
9522 PR tree-optimization/79276
9523 * tree-vrp.c (process_assert_insertions): Properly adjust common
9524 when removing a duplicate.
9526 * gcc.dg/torture/pr79276.c: New testcase.
9528 2017-01-30 Richard Biener <rguenther@suse.de>
9530 PR tree-optimization/79256
9531 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
9532 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
9534 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
9536 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
9539 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
9540 ("*r<noxa>sbg_<mode>_sll_bitmask")
9541 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9542 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
9543 Use contiguous_bitmask_nowrap_operand.
9545 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9548 * config/rs6000/altivec.h (vec_xl): Revise #define.
9549 (vec_xst): Likewise.
9551 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
9553 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
9555 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
9557 PR rtl-optimization/79194
9558 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
9559 traps before call to bypass_conditional_jumps.
9561 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9563 PR tree-optimization/71374
9564 * lra-constraints.c (check_conflict_input_operands): New.
9565 (match_reload): Use it.
9567 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9570 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
9571 account to calculate conflict_set.
9573 2017-01-27 Bin Cheng <bin.cheng@arm.com>
9575 PR rtl-optimization/78559
9576 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
9577 other_insn in combine.
9579 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
9581 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
9582 uint16_type_node for BT_UINT16.
9584 2017-01-27 David Malcolm <dmalcolm@redhat.com>
9586 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
9587 "RTL Tests" to menu.
9588 (GIMPLE Tests): New node.
9589 (RTL Tests): New node.
9591 2017-01-27 Richard Biener <rguenther@suse.de>
9593 PR tree-optimization/79245
9594 * tree-loop-distribution.c (distribute_loop): Apply cost
9595 modeling also to detected patterns.
9597 2017-01-27 Richard Biener <rguenther@suse.de>
9599 PR tree-optimization/71433
9600 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
9601 (compare_assert_loc): New function.
9602 (process_assert_insertions): Sort and optimize assert locations
9603 to remove duplicates and push down identical assertions on
9604 edges to their destination block.
9606 2017-01-27 Richard Biener <rguenther@suse.de>
9608 PR tree-optimization/79244
9609 * tree-vrp.c (remove_range_assertions): Forcefully propagate
9610 out SSA names even if abnormal.
9612 2017-01-27 Jakub Jelinek <jakub@redhat.com>
9614 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
9615 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
9616 instead of MPFR_RNDN.
9618 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
9621 * arm.c (arm_option_override): Don't call build_target_option_node
9622 until after doing all option overrides.
9623 (arm_valid_target_attribute_tree): Likewise.
9625 2017-01-27 Martin Liska <mliska@suse.cz>
9627 * doc/invoke.texi (-fprofile-arcs): Document profiling support
9628 for {cd}tors and C++ {cd}tors.
9630 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
9632 * config/s390/s390.md ("*setmem_long_and")
9633 ("*setmem_long_and_31z"): Use zero_extend instead of and.
9635 2017-01-26 Martin Sebor <msebor@redhat.com>
9637 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
9640 2017-01-26 Martin Sebor <msebor@redhat.com>
9642 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
9643 HAVE_DFmode before using XFmode or DFmode.
9644 (parse_directive): Avoid using the z length modifier to avoid
9645 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
9648 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
9649 to accept adjustment as an array.
9650 (get_int_range): New function.
9651 (struct directive): Make width and prec arrays.
9652 (directive::set_width, directive::set_precision): Call get_int_range.
9653 (format_integer, format_floating): Handle width and precision ranges.
9654 (format_string, parse_directive): Same.
9656 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9659 * dwarf2out.c (generate_skeleton_bottom_up): For children with
9660 comdat_type_p set, just clone them, but keep the children in the
9664 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
9665 which have direct callers with -fvar-tracking-assignments enabled
9667 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
9668 inside of type units.
9670 2017-01-26 Martin Sebor <msebor@redhat.com>
9673 * gimple-ssa-sprintf.c (struct result_range): Add likely and
9675 (struct format_result): Replace number_chars, number_chars_min,
9676 and number_chars_max with a single member of struct result_range.
9678 (format_result::operator+=): Adjust.
9679 (struct fmtresult): Remove bounded. Handle likely and unlikely
9681 (fmtresult::adjust_for_width_or_precision): New function.
9682 (fmtresult:type_max_digits): New function.
9683 (bytes_remaining): Handle likely and unlikely counters.
9684 (min_bytes_remaining): Remove.
9685 (format_percent): Simplify.
9686 (format_integer, format_floating): Set likely and unlikely counters.
9687 (get_string_length, format_character, format_string): Same.
9688 (format_plain, should_warn_p): New function.
9689 (maybe_warn): Call should_warn_p. Update diagnostic messages
9690 and handle those for all directives, including plain strings.
9691 (format_directive): Handle likely and unlikely counters.
9692 Remove unnecessary quoting from diagnostics. Add an informational
9694 (add_bytes): Remove.
9695 (pass_sprintf_length::compute_format_length): Simplify.
9696 (try_substitute_return_value): Handle likely and unlikely counters.
9698 2017-01-26 Carl Love <cel@us.ibm.com>
9700 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
9701 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
9703 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
9706 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
9707 endianess for subregs into account.
9708 * lra-constraints.c (lra_constraints): Do risky transformations
9709 always on the first iteration.
9710 * lra-lives.c (check_pseudos_live_through_calls): Add arg
9711 last_call_used_reg_set.
9712 (process_bb_lives): Define and use last_call_used_reg_set.
9713 * lra.c (lra): Always continue after lra_constraints on the first
9716 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
9718 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
9720 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
9722 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9724 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
9725 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
9726 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
9727 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
9728 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
9729 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
9730 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
9731 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
9732 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
9734 2017-01-26 Marek Polacek <polacek@redhat.com>
9737 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
9738 for the third operand.
9740 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9743 * omp-low.c (struct omp_context): Add simt_stmt field.
9744 (scan_omp_for): Return omp_context *.
9745 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
9746 context to the _simt_ SIMD stmt.
9747 (lower_omp_for): For combined SIMD with sibling _simt_
9748 SIMD, make sure to use the same decls in _looptemp_
9749 clauses as in the sibling.
9751 2017-01-26 David Sherwood <david.sherwood@arm.com>
9754 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
9757 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9760 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
9761 emit fld b; fld a; if possible.
9763 * brig-builtins.def: Update copyright years.
9764 * config/arm/arm_acle_builtins.def: Update copyright years.
9766 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9769 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
9770 constraint instead of o for the stxsd instruction.
9772 2017-01-25 Carl Love <cel@us.ibm.com>
9774 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
9775 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
9777 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
9779 * doc/invoke.texi (C++ Dialect Options): Fix typo.
9781 2017-01-25 Richard Biener <rguenther@suse.de>
9783 PR tree-optimization/69264
9784 * target.def (vector_alignment_reachable): Improve documentation.
9785 * doc/tm.texi: Regenerate.
9786 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
9788 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
9789 earlier changes with respect to TYPE_USER_ALIGN.
9790 (vector_alignment_reachable_p): Likewise. Improve dumping.
9792 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9795 * config/arm/arm.md (xordi3): Force constant operand into a register
9798 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9800 * doc/invoke.texi (-fstore-merging): Correct default optimization
9801 levels at which it is enabled.
9802 (-O): Move -fstore-merging from list to...
9805 2017-01-25 Richard Biener <rguenther@suse.de>
9808 * omp-expand.c: Include debug.h.
9809 (expand_omp_taskreg): Make sure to generate early debug before
9810 outlining anything from a function.
9811 (expand_omp_target): Likewise.
9812 (grid_expand_target_grid_body): Likewise.
9814 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
9817 * asan.c (get_translation_unit_decl): New function.
9818 (asan_add_global): Extract modules file name from globals
9819 TRANSLATION_UNIT_DECL name.
9821 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
9824 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
9825 for long calls with APCS frame and VFP.
9827 2017-01-24 David Malcolm <dmalcolm@redhat.com>
9829 * cfg.c (original_copy_tables_initialized_p): New function.
9830 * cfg.h (original_copy_tables_initialized_p): New decl.
9831 * cfgrtl.c (relink_block_chain): Guard the call to
9832 free_original_copy_tables with a call to
9833 original_copy_tables_initialized_p.
9834 * cgraph.h (symtab_node::native_rtl_p): New decl.
9835 * cgraphunit.c (symtab_node::native_rtl_p): New function.
9836 (symtab_node::needed_p): Don't assert for early assembly output
9837 for __RTL functions.
9838 (cgraph_node::finalize_function): Set "force_output" for __RTL
9840 (cgraph_node::analyze): Bail out early for __RTL functions.
9841 (analyze_functions): Update assertion to support __RTL functions.
9842 (cgraph_node::expand): Bail out early for __RTL functions.
9843 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
9845 * function.h (struct function): Update comment for field
9847 * gimple-expr.c: Include "tree-pass.h".
9848 (gimple_has_body_p): Return false for __RTL functions.
9849 * Makefile.in (OBJS): Add run-rtl-passes.o.
9850 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
9852 (gcc::pass_manager::get_clean_slate): New accessor.
9853 * passes.c: Include "insn-addr.h".
9854 (should_skip_pass_p): Add logging. Update logic for running
9855 "expand" to be compatible with both __GIMPLE and __RTL. Guard
9856 property-provider override so it is only done for gimple passes.
9858 (skip_pass): New function.
9859 (execute_one_pass): Call skip_pass when skipping passes.
9860 * read-md.c (md_reader::read_char): Support filtering
9861 the input to a subset of line numbers.
9862 (md_reader::md_reader): Initialize fields
9863 m_first_line and m_last_line.
9864 (md_reader::read_file_fragment): New function.
9865 * read-md.h (md_reader::read_file_fragment): New decl.
9866 (md_reader::m_first_line): New field.
9867 (md_reader::m_last_line): New field.
9868 * read-rtl-function.c (function_reader::create_function): Only
9869 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
9870 curr_properties. Set DECL_INITIAL to a dummy block.
9871 (read_rtl_function_body_from_file_range): New function.
9872 * read-rtl-function.h (read_rtl_function_body_from_file_range):
9874 * run-rtl-passes.c: New file.
9875 * run-rtl-passes.h: New file.
9877 2017-01-24 Jeff Law <law@redhat.com>
9879 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
9882 2017-01-24 Bin Cheng <bin.cheng@arm.com>
9884 PR tree-optimization/79159
9885 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
9886 (record_nonwrapping_iv): Improve boundary using above function if no
9887 value range information.
9889 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
9890 Martin Jambor <mjambor@suse.cz>
9892 * brig-builtins.def: New file.
9893 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
9894 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
9895 (DEF_HSAIL_SAT_BUILTIN): Likewise.
9896 (DEF_HSAIL_INTR_BUILTIN): Likewise.
9897 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
9898 * builtin-types.def (BT_INT8): New.
9899 (BT_INT16): Likewise.
9900 (BT_UINT8): Likewise.
9901 (BT_UINT16): Likewise.
9902 (BT_FN_ULONG): Likewise.
9903 (BT_FN_UINT_INT): Likewise.
9904 (BT_FN_UINT_ULONG): Likewise.
9905 (BT_FN_UINT_LONG): Likewise.
9906 (BT_FN_UINT_PTR): Likewise.
9907 (BT_FN_ULONG_PTR): Likewise.
9908 (BT_FN_INT8_FLOAT): Likewise.
9909 (BT_FN_INT16_FLOAT): Likewise.
9910 (BT_FN_UINT32_FLOAT): Likewise.
9911 (BT_FN_UINT16_FLOAT): Likewise.
9912 (BT_FN_UINT8_FLOAT): Likewise.
9913 (BT_FN_UINT64_FLOAT): Likewise.
9914 (BT_FN_UINT16_UINT32): Likewise.
9915 (BT_FN_UINT32_UINT16): Likewise.
9916 (BT_FN_UINT16_UINT16_UINT16): Likewise.
9917 (BT_FN_INT_PTR_INT): Likewise.
9918 (BT_FN_UINT_PTR_UINT): Likewise.
9919 (BT_FN_LONG_PTR_LONG): Likewise.
9920 (BT_FN_ULONG_PTR_ULONG): Likewise.
9921 (BT_FN_VOID_UINT64_UINT64): Likewise.
9922 (BT_FN_UINT8_UINT8_UINT8): Likewise.
9923 (BT_FN_INT8_INT8_INT8): Likewise.
9924 (BT_FN_INT16_INT16_INT16): Likewise.
9925 (BT_FN_INT_INT_INT): Likewise.
9926 (BT_FN_UINT_FLOAT_UINT): Likewise.
9927 (BT_FN_FLOAT_UINT_UINT): Likewise.
9928 (BT_FN_ULONG_UINT_UINT): Likewise.
9929 (BT_FN_ULONG_UINT_PTR): Likewise.
9930 (BT_FN_ULONG_ULONG_ULONG): Likewise.
9931 (BT_FN_UINT_UINT_UINT): Likewise.
9932 (BT_FN_VOID_UINT_PTR): Likewise.
9933 (BT_FN_UINT_UINT_PTR: Likewise.
9934 (BT_FN_UINT32_UINT64_PTR): Likewise.
9935 (BT_FN_INT_INT_UINT_UINT): Likewise.
9936 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
9937 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
9938 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
9939 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
9940 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
9941 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
9942 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
9943 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
9944 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
9945 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
9946 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
9947 * doc/frontends.texi: List BRIG FE.
9948 * doc/install.texi (Testing): Add BRIG tesring requirements.
9949 * doc/invoke.texi (Overall Options): Mention BRIG.
9950 * doc/standards.texi (Standards): Doucment BRIG HSA version.
9952 2017-01-24 Richard Biener <rguenther@suse.de>
9954 PR translation/79208
9955 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
9957 2017-01-24 Martin Jambor <mjambor@suse.cz>
9960 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
9961 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
9964 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
9967 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
9968 casts from signed to unsigned really don't have a range.
9970 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
9972 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
9973 GMP_RNDx for compatiblity.
9975 2017-01-24 Martin Liska <mliska@suse.cz>
9978 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
9979 that would prevent us to call alloca with -1 as argument.
9981 2017-01-24 Jakub Jelinek <jakub@redhat.com>
9983 * dwarf2out.c (output_compilation_unit_header, output_file_names):
9984 Avoid -Wformat-security warning.
9986 2017-01-23 Andrew Pinski <apinski@cavium.com>
9988 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
9991 2017-01-23 Martin Sebor <msebor@redhat.com>
9994 * gimple-ssa-sprintf.c (warn_level): New global.
9995 (format_integer): Use it here and throughout the rest of the file.
9996 Use the same switch to compute sign as base.
9997 (maybe_warn): New function.
9998 (format_directive): Factor out warnings into maybe_warn.
9999 Add debugging output. Use warn_level.
10000 (add_bytes): Use warn_level.
10001 (pass_sprintf_length::compute_format_length): Add debugging output.
10002 (try_substitute_return_value): Same.
10003 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
10005 PR middle-end/78703
10006 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
10007 (struct fmtresult, format_integer, format_floating): Adjust.
10008 (fmtresult::fmtresult): Set max correctly in two argument ctor.
10009 (get_string_length, format_string,format_directive): Same.
10010 (pass_sprintf_length::compute_format_length): Same.
10011 (try_substitute_return_value): Simplify slightly.
10013 PR middle-end/78703
10014 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
10015 (fmtresult::operator+=): Outlined.
10016 (struct fmtresult): Add ctors.
10017 (struct conversion_spec): Rename...
10018 (struct directive): ...to this. Add and remove data members.
10019 (directive::set_width, directive::set_precision): New functions.
10020 (format_percent): Use fmtresult ctor.
10021 (get_width_and_precision): Remove.
10022 (format_integer): Make naming changes. Avoid computing width and
10024 (format_floating): Same. Adjust indentation.
10025 (format_character, format_none): New functions.
10026 (format_string): Moved character handling to format_character.
10027 (format_directive): Remove arguments, change return type.
10028 (parse_directive): New function.
10029 (pass_sprintf_length::compute_format_length): Move directive
10030 parsing to parse_directive.
10032 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10034 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
10035 (assign_assembler_name_if_needed): ... this.
10036 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
10037 (assign_assembler_name_if_needed): ... this.
10038 (free_lang_data_in_cgraph): Adjust callers.
10039 * cgraphunit.c (cgraph_node::analyze): Likewise.
10040 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
10043 2017-01-23 Richard Biener <rguenther@suse.de>
10045 PR tree-optimization/79088
10046 PR tree-optimization/79188
10047 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
10048 resetting loop bounds after last path deletion. Reset loop
10049 bounds of the target loop, make code match the comments.
10050 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
10051 Make sure loops need no fixups.
10053 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
10055 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
10056 exponent support with double type for first argument.
10057 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
10058 type returned by __builtin_vec_extract_sig,
10059 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
10060 functions from "vector int" to "vector unsigned int" or from
10061 "vector long long int" to "vector unsigned long long int".
10062 Changed type returned by __builtin_vec_extract_exp,
10063 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
10064 functions from "vector int" to "vector unsigned int" or from
10065 "vector long long int" to "vector unsigned long long int".
10066 Changed return type of __builtin_vec_test_data_class,
10067 __builtin_vec_test_data_class_sp, and
10068 __builtin_vec_test_data_class_dp from "vector int" to
10069 "vector bool int" or from "vector long long int" to "vector bool
10070 long long int" and changed second argument type from "unsigned
10071 int" to "int". Added new overloaded function forms "vector float
10072 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
10073 "vector float __builtin_vec_insert_exp_sp (vector float, vector
10074 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
10075 double, vector unsigned long long int)" and "vector double
10076 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
10077 long int)". Changed return type of
10078 __builtin_scalar_test_data_class and
10079 __builtin_scalar_test_data_class_sp and
10080 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
10081 int" and changed second argument from "unsigned int" to "int".
10082 Changed type returned by __builtin_scalar_test_neg,
10083 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
10084 from "int" to "bool int". Added new overloaded function form
10085 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
10086 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
10087 exponent double-precision with floating point first argument.
10088 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
10089 documentation of scalar_test_data_class, scalar_test_neg,
10090 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
10091 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
10092 vec_test_data_class built-in functions to reflect refinements in
10093 their type signatures.
10095 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
10097 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
10099 (aarch64_elf_asm_destructor): Likewise.
10101 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
10103 PR rtl-optimization/78634
10104 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
10105 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
10106 * ifcvt.c (noce_try_cmove): Add missing cost check.
10108 PR rtl-optimization/71724
10109 * combine.c (if_then_else_cond): Look for situations where it is
10110 beneficial to undo the work of one of the recursive calls.
10112 2017-01-23 Bin Cheng <bin.cheng@arm.com>
10114 PR tree-optimization/70754
10115 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
10116 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
10117 combined stmt before it if not NULL.
10118 (combine_chains): Process refs reversely and compute dominance point
10121 2017-01-23 Martin Liska <mliska@suse.cz>
10123 PR tree-optimization/79196
10124 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
10125 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
10127 (strlen_optimize_stmt): Call the renamed function.
10129 2017-01-23 Michael Matz <matz@suse.de>
10131 PR tree-optimization/78384
10132 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
10134 2017-01-23 Richard Biener <rguenther@suse.de>
10136 PR tree-optimization/79186
10137 * tree-vrp.c (register_new_assert_for): Make sure we've seen
10138 both incoming edges before moving an assert.
10140 2017-01-23 Martin Jambor <mjambor@suse.cz>
10142 * ipa-prop.c (load_from_param_1): Removed.
10143 (load_from_unmodified_param): Bits from load_from_param_1 put back
10145 (load_from_param): Removed.
10146 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
10147 with stmt. Reverted back to use of load_from_unmodified_param.
10149 2017-01-23 Martin Jambor <mjambor@suse.cz>
10152 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
10153 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
10154 field a pointer to garbage collected vector, mark lattices and
10155 ipcp_orig_node with GTY((skip)).
10156 (ipa_get_param_count): Adjust to descriptors being a pointer.
10157 (ipa_get_param): Likewise.
10158 (ipa_get_type): Likewise.
10159 (ipa_get_param_move_cost): Likewise.
10160 (ipa_set_param_used): Likewise.
10161 (ipa_get_controlled_uses): Likewise.
10162 (ipa_set_controlled_uses): Likewise.
10163 (ipa_is_param_used): Likewise.
10164 (ipa_node_params_t): Move into garbage collector. New methods insert
10166 (ipa_node_params_sum): Annotate wth GTY(()).
10167 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
10169 (ipa_load_from_parm_agg): Adjust declaration.
10170 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
10171 * ipa-profile.c (ipa_profile): Likewise.
10172 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
10173 (ipa_populate_param_decls): Make descriptors parameter garbage
10175 (ipa_dump_param): Adjust to descriptors being a pointer.
10176 (ipa_alloc_node_params): Likewise.
10177 (ipa_initialize_node_params): Likewise.
10178 (load_from_param_1): Make descriptors parameter garbage collected.
10179 (load_from_unmodified_param): Likewise.
10180 (load_from_param): Likewise.
10181 (ipa_load_from_parm_agg): Likewise.
10182 (ipa_node_params::~ipa_node_params): Removed.
10183 (ipa_free_all_node_params): Remove call to delete operator.
10184 (ipa_node_params_t::insert): New.
10185 (ipa_node_params_t::remove): Likewise.
10186 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
10187 copy known_csts and known_contexts vectors.
10188 (ipa_read_node_info): Adjust to descriptors being a pointer.
10189 (ipcp_modif_dom_walker): Make m_descriptors field garbage
10191 (ipcp_transform_function): Make descriptors variable garbage
10194 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
10196 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
10197 * config/i386/avx512dqintrin.h: Ditto.
10198 * config/i386/avx512fintrin.h: Ditto.
10199 * gcc/config/i386/i386.c: Handle new builtins.
10200 * config/i386/i386-builtin.def: Add new builtins.
10201 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
10202 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
10204 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10205 Martin Liska <mliska@suse.cz>
10207 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
10208 * asan.c (asan_expand_poison_ifn): Support stores and use
10209 appropriate ASAN report function.
10210 * internal-fn.c (expand_ASAN_POISON_USE): New function.
10211 * internal-fn.def (ASAN_POISON_USE): Declare.
10212 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
10213 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
10214 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
10215 ASAN_POISON calls w/o LHS.
10216 * tree-ssa.c (execute_update_addresses_taken): Create clobber
10217 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
10218 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
10219 * gimplify.c (asan_poison_variables): Add attribute
10220 use_after_scope_memory to variables that really needs to live
10222 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
10223 having the attribute.
10225 2017-01-23 Martin Liska <mliska@suse.cz>
10227 * asan.c (create_asan_shadow_var): New function.
10228 (asan_expand_poison_ifn): Likewise.
10229 * asan.h (asan_expand_poison_ifn): New declaration.
10230 * internal-fn.c (expand_ASAN_POISON): Likewise.
10231 * internal-fn.def (ASAN_POISON): New builtin.
10232 * sanopt.c (pass_sanopt::execute): Expand
10233 asan_expand_poison_ifn.
10234 * tree-inline.c (copy_decl_for_dup_finish): Make function
10236 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
10237 * tree-ssa.c (is_asan_mark_p): New function.
10238 (execute_update_addresses_taken): Rewrite local variables
10239 (identified just by use-after-scope as addressable) into SSA.
10241 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10243 * doc/install.texi (Specific): opensource.apple.com uses https
10244 now. Remove trailing slash.
10246 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10248 * README.Portability: Remove note on an Irix compatibility issue.
10250 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
10252 * gcov.c (INCLUDE_ALGORITHM): Define.
10253 (INCLUDE_VECTOR): Define.
10254 No longer include <vector> and <algorithm> directly.
10256 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
10258 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
10260 * doc/invoke.texi (Code Gen Options): Ditto.
10262 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
10265 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
10267 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
10269 rtl-optimization/79125
10270 * cprop.c (local_cprop_pass): Handle cases where we make an
10271 unconditional trap.
10273 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
10277 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
10278 read from, for big endian.
10280 2017-01-20 Jiong Wang <jiong.wang@arm.com>
10282 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
10283 register pauth builtins for LP64 only.
10285 2017-01-20 Marek Polacek <polacek@redhat.com>
10288 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
10291 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10293 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
10295 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
10296 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
10297 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
10299 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10302 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
10303 in big-endian mode when they are not a single duplicated value.
10305 2017-01-20 Richard Biener <rguenther@suse.de>
10307 * BASE-VER: Bump to 7.0.1.
10309 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10311 * omp-low.c (omplow_simd_context): New struct. Use it...
10312 (lower_rec_simd_input_clauses): ...here and...
10313 (lower_rec_input_clauses): ...here to hold common data. Adjust all
10314 references to idx, lane, max_vf, is_simt.
10316 2017-01-20 Graham Markall <graham.markall@embecosm.com>
10318 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
10321 2017-01-20 Martin Jambor <mjambor@suse.cz>
10323 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
10324 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
10326 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
10327 (GTFILES): Rename hsa.c to hsa-common.c.
10328 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
10329 * hsa-dump.c: Likewise.
10330 * hsa-gen.c: Likewise.
10331 * hsa-regalloc.c: Likewise.
10332 * ipa-hsa.c: Likewise.
10333 * omp-expand.c: Likewise.
10334 * omp-low.c: Likewise.
10335 * toplev.c: Likewise.
10337 2017-01-20 Marek Polacek <polacek@redhat.com>
10340 * doc/invoke.texi: Document -Wduplicated-branches.
10341 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
10342 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
10343 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
10344 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
10345 return 0 only when not OEP_LEXICOGRAPHIC.
10346 (fold_build_cleanup_point_expr): Use the expression
10347 location when building CLEANUP_POINT_EXPR.
10348 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
10349 * tree.c (add_expr): Handle error_mark_node.
10351 2017-01-20 Martin Liska <mliska@suse.cz>
10354 * tree-profile.c (init_ic_make_global_vars): Do not call
10356 (gimple_init_gcov_profiler): Likewise.
10358 2017-01-20 Martin Liska <mliska@suse.cz>
10361 * cgraph.h (maybe_create_reference): Remove argument and
10363 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
10365 * ipa-cp.c (create_specialized_node): Likewise.
10366 * symtab.c (symtab_node::maybe_create_reference): Handle
10367 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
10369 2017-01-20 Martin Liska <mliska@suse.cz>
10371 * read-rtl-function.c (function_reader::create_function): Use
10372 build_decl instread of build_decl_stat.
10374 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
10376 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
10377 * config/i386/avx512dqintrin.h: Ditto.
10378 * config/i386/avx512fintrin.h: Ditto.
10379 * config/i386/i386-builtin-types.def: Add new types.
10380 * gcc/config/i386/i386.c: Handle new types.
10381 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
10382 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
10383 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
10384 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
10385 (__builtin_ia32_kshiftridi): New.
10386 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
10388 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
10392 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
10393 define to rs6000_init_stack_protect_guard.
10394 (rs6000_init_stack_protect_guard): New function.
10396 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10397 Yunqiang Su <yunqiang.su@imgtec.com>
10399 * config.gcc (supported_defaults): Add madd4.
10400 (with_madd4): Add validation.
10401 (all_defaults): Add madd4.
10402 * config/mips/mips.opt (mmadd4): New option.
10403 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10405 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10407 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
10408 (ISA_HAS_FUSED_MADD4): Likewise.
10409 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
10410 * gcc/doc/install.texi (--with-madd4): Document the new option.
10412 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10414 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
10415 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
10416 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
10417 (aarch64_init_pauth_hint_builtins): New.
10418 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
10419 (aarch64_expand_builtin): Expand new builtins.
10421 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10423 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
10424 * combine-stack-adj.c (no_unhandled_cfa): Handle
10425 REG_CFA_TOGGLE_RA_MANGLE.
10426 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
10427 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
10428 info for return address signing.
10429 (aarch64_expand_epilogue): Likewise.
10431 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10433 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
10434 * config/aarch64/aarch64-protos.h
10435 (aarch64_return_address_signing_enabled): New declaration.
10436 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
10438 (aarch64_expand_prologue): Sign return address before it's pushed onto
10440 (aarch64_expand_epilogue): Authenticate return address fetched from
10442 (aarch64_override_options): Sanity check for ILP32 and ISA level.
10443 (aarch64_attributes): New function attributes for "sign-return-address".
10444 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
10445 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
10446 ("*do_return"): Generate combined instructions according to key index.
10447 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
10448 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
10450 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
10451 * config/aarch64/aarch64.opt (msign-return-address=): New.
10452 * doc/extend.texi (AArch64 Function Attributes): Documents
10453 "sign-return-address=".
10454 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
10456 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10458 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
10459 overall option summary.
10461 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10463 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
10464 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
10465 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
10466 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
10468 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
10470 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
10471 -mpower9-minmax by default for -mcpu=power9.
10472 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
10473 128-bit floating point.
10475 2017-01-20 Alan Modra <amodra@gmail.com>
10477 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
10478 optimizing for size.
10480 2017-01-20 Alan Modra <amodra@gmail.com>
10483 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
10484 for strcmp and strncmp from corresponding builtin decl.
10486 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10488 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
10489 instead of i386/rtems-64.h.
10490 * config/i386/rtems-64.h: Remove.
10492 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10496 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
10498 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
10500 2017-01-19 Tamar Christina <tamar.christina@arm.com>
10502 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
10503 Change int to HOST_WIDE_INT.
10504 * config/aarch64/aarch64-protos.h
10505 (aarch64_simd_gen_const_vector_dup): Likewise.
10506 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
10508 2017-01-19 David Malcolm <dmalcolm@redhat.com>
10510 * langhooks-def.h (lhd_type_for_size): New decl.
10511 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
10512 * langhooks.c (lhd_type_for_size): New function, taken from
10515 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
10517 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
10518 define_bypass for CR latency.
10519 (power9-cracked-alu): Update bypass latency and remove power9-branch.
10520 (power9-alu2): Add define_bypass for CR latency.
10522 (power9-mul): Update insn latency.
10523 (power9-mul-compare): Update insn latency, bypass latency and remove
10526 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10528 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
10530 * config/aarch64/aarch64.md
10531 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
10532 aarch64_nopcrelative_literal_loads.
10533 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
10535 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
10537 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
10538 TARGET_LOONGSON_3A.
10539 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
10541 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
10544 * config.gcc (supported_defaults): Add lxc1-sxc1.
10545 (with_lxc1_sxc1): Add validation.
10546 (all_defaults): Add lxc1-sxc1.
10547 * config/mips/mips.opt (mlxc1-sxc1): New option.
10548 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10550 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10551 __mips_no_lxc1_sxc1.
10552 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
10553 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
10554 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
10556 2017-01-19 Richard Biener <rguenther@suse.de>
10558 PR tree-optimization/72488
10559 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
10560 sure to restore SSA info.
10561 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
10563 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
10565 PR rtl-optimization/79121
10566 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
10567 of the inner type when shifting an extended value.
10569 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10572 * symtab.c (symtab_node::equal_address_to): Fix comparing of
10573 interposable aliases.
10575 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
10578 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
10579 Use the evmergelohi instruction.
10580 (mov_si<mode>_e500_subreg4_2_le): Likewise.
10581 (mov_sitf_e500_subreg8_2_be): Likewise.
10582 (mov_sitf_e500_subreg12_2_le): Likewise.
10583 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
10584 (mov_si<mode>_e500_subreg4_2_be): Likewise.
10585 (mov_sitf_e500_subreg8_2_le): Likewise.
10586 (mov_sitf_e500_subreg12_2_be): Likewise.
10588 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10590 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
10591 attribute from vecsimple to vecperm.
10592 (altivec_vbpermq2): Likewise.
10594 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10597 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
10599 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10600 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
10601 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
10602 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
10603 case where N arg is SIZE_MAX.
10604 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
10605 (cmpstrsi): Add pattern.
10607 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10609 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10610 __builtin_vec_revb builtins.
10611 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
10612 built-in functions to support generation of the ISA 3.0 XXBR<x>
10613 vector byte reverse instructions.
10614 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
10615 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
10616 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
10617 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
10618 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
10619 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
10620 (P9V_BUILTIN_VEC_REVB): Likewise.
10621 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
10622 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
10623 (p9_xxbrq_v16qi): Likewise.
10624 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
10625 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
10626 (p9_xxbrh_v8hi): Likewise.
10627 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
10628 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
10629 vec_revb built-in functions.
10631 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
10633 PR rtl-optimization/78952
10634 * config/i386/i386.md (any_extract): New code iterator.
10635 (*insvqi_2): Use any_extract for source operand.
10636 (*insvqi_3): Use any_shiftrt for source operand.
10638 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
10640 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
10642 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
10644 2017-01-18 Matthias Klose <doko@ubuntu.com>
10646 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
10648 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10650 * config/rs6000/altivec.h (vec_bperm): Change #define.
10651 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
10652 (altivec_vbpermq2): New define_insn.
10653 (altivec_vbpermd): Likewise.
10654 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
10655 function interface.
10656 (VBPERMD): Likewise.
10657 (VBPERM): New polymorphic function interface.
10658 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
10659 Add entries for P9V_BUILTIN_VEC_VBPERM.
10660 * doc/extend.texi: Add interfaces for vec_bperm.
10662 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10664 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
10665 first letter of error messages.
10666 (s390_resolve_overloaded_builtin): Likewise.
10667 * config/s390/s390.c (s390_expand_builtin): Likewise.
10668 (s390_invalid_arg_for_unprototyped_fn): Likewise.
10669 (s390_valid_target_attribute_inner_p): Likewise.
10670 * config/s390/s390.md ("tabort"): Likewise.
10672 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
10674 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
10675 (ISA_AVOID_DIV_HILO): New macro.
10676 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
10677 (ISA_HAS_DDIV): Likewise.
10679 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10681 * doc/invoke.texi (fabi-version): Correct number of occurrences.
10683 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10685 * doc/invoke.texi (fabi-version): Spelling fix.
10687 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10690 * doc/invoke.texi (fabi-version): Mention mangling fix for
10693 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10696 * doc/invoke.texi (fabi-version): Document discriminator mangling.
10698 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
10701 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
10702 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
10704 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
10706 (stack_protect_test): Ditto.
10707 * config/rs6000/rs6000.opt (mstack-protector-guard=,
10708 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
10710 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
10711 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
10712 -mstack-protector-guard-offset=.
10713 (RS/6000 and PowerPC Options): Ditto.
10715 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
10717 * config/i386/i386.h (MASK_CLASS_P): New define.
10718 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
10719 there are no registers from different register sets also when
10720 mask registers are used. Update function comment.
10721 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
10722 to (*k/*r) and (*k/*km) alternatives.
10724 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
10726 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
10727 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
10728 (EH_RETURN_HANDLER_RTX): New define.
10729 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
10730 Force frame pointer in EH return functions.
10731 (aarch64_expand_epilogue): Add barrier for eh_return.
10732 (aarch64_final_eh_return_addr): Remove.
10733 (aarch64_eh_return_handler_rtx): New function.
10734 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
10736 (aarch64_eh_return_handler_rtx): New prototype.
10738 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10740 * config/rs6000/altivec.h (vec_rlmi): New #define.
10741 (vec_vrlnm): Likewise.
10742 (vec_rlnm): Likewise.
10743 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
10744 (UNSPEC_VRLNM): Likewise.
10745 (VIlong): New mode iterator.
10746 (altivec_vrl<VI_char>mi): New define_insn.
10747 (altivec_vrl<VI_char>nm): Likewise.
10748 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
10750 (VRLDNM): Likewise.
10751 (RLNM): New polymorphic function entry.
10752 (VRLWMI): New monomorphic function entry.
10753 (VRLDMI): Likewise.
10754 (RLMI): New polymorphic function entry.
10755 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
10756 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
10757 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
10760 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10763 * dwarf2out.c (field_byte_offset): Restore the
10764 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
10765 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
10766 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
10769 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10772 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
10774 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10777 * dwarf2out.c (add_data_member_location_attribute): For constant
10778 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
10779 instead of DW_AT_data_member_location, DW_AT_bit_offset and
10780 DW_AT_byte_size attributes.
10782 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10784 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
10785 after forcing to constant memory when the code model is medium.
10787 2017-01-17 Julia Koval <julia.koval@intel.com>
10790 * config/i386/avx512fintrin.h
10791 (_mm512_i32gather_ps): Change __addr type to void const*.
10792 (_mm512_mask_i32gather_ps): Ditto.
10793 (_mm512_i32gather_pd): Ditto.
10794 (_mm512_mask_i32gather_pd): Ditto.
10795 (_mm512_i64gather_ps): Ditto.
10796 (_mm512_mask_i64gather_ps): Ditto.
10797 (_mm512_i64gather_pd): Ditto.
10798 (_mm512_mask_i64gather_pd): Ditto.
10799 (_mm512_i32gather_epi32): Ditto.
10800 (_mm512_mask_i32gather_epi32): Ditto.
10801 (_mm512_i32gather_epi64): Ditto.
10802 (_mm512_mask_i32gather_epi64): Ditto.
10803 (_mm512_i64gather_epi32): Ditto.
10804 (_mm512_mask_i64gather_epi32): Ditto.
10805 (_mm512_i64gather_epi64): Ditto.
10806 (_mm512_mask_i64gather_epi64): Ditto.
10807 (_mm512_i32scatter_ps): Change __addr type to void*.
10808 (_mm512_mask_i32scatter_ps): Ditto.
10809 (_mm512_i32scatter_pd): Ditto.
10810 (_mm512_mask_i32scatter_pd): Ditto.
10811 (_mm512_i64scatter_ps): Ditto.
10812 (_mm512_mask_i64scatter_ps): Ditto.
10813 (_mm512_i64scatter_pd): Ditto.
10814 (_mm512_mask_i64scatter_pd): Ditto.
10815 (_mm512_i32scatter_epi32): Ditto.
10816 (_mm512_mask_i32scatter_epi32): Ditto.
10817 (_mm512_i32scatter_epi64): Ditto.
10818 (_mm512_mask_i32scatter_epi64): Ditto.
10819 (_mm512_i64scatter_epi32): Ditto.
10820 (_mm512_mask_i64scatter_epi32): Ditto.
10821 (_mm512_i64scatter_epi64): Ditto.
10822 (_mm512_mask_i64scatter_epi64): Ditto.
10823 * config/i386/avx512pfintrin.h
10824 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
10825 (_mm512_mask_prefetch_i32gather_ps): Ditto.
10826 (_mm512_mask_prefetch_i64gather_pd): Ditto.
10827 (_mm512_mask_prefetch_i64gather_ps): Ditto.
10828 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
10829 (_mm512_prefetch_i32scatter_ps): Ditto.
10830 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
10831 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
10832 (_mm512_prefetch_i64scatter_pd): Ditto.
10833 (_mm512_prefetch_i64scatter_ps): Ditto.
10834 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
10835 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
10836 * config/i386/avx512vlintrin.h
10837 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
10838 (_mm_mmask_i32gather_ps): Ditto.
10839 (_mm256_mmask_i32gather_pd): Ditto.
10840 (_mm_mmask_i32gather_pd): Ditto.
10841 (_mm256_mmask_i64gather_ps): Ditto.
10842 (_mm_mmask_i64gather_ps): Ditto.
10843 (_mm256_mmask_i64gather_pd): Ditto.
10844 (_mm_mmask_i64gather_pd): Ditto.
10845 (_mm256_mmask_i32gather_epi32): Ditto.
10846 (_mm_mmask_i32gather_epi32): Ditto.
10847 (_mm256_mmask_i32gather_epi64): Ditto.
10848 (_mm_mmask_i32gather_epi64): Ditto.
10849 (_mm256_mmask_i64gather_epi32): Ditto.
10850 (_mm_mmask_i64gather_epi32): Ditto.
10851 (_mm256_mmask_i64gather_epi64): Ditto.
10852 (_mm_mmask_i64gather_epi64): Ditto.
10853 (_mm256_i32scatter_ps): Change __addr type to void*.
10854 (_mm256_mask_i32scatter_ps): Ditto.
10855 (_mm_i32scatter_ps): Ditto.
10856 (_mm_mask_i32scatter_ps): Ditto.
10857 (_mm256_i32scatter_pd): Ditto.
10858 (_mm256_mask_i32scatter_pd): Ditto.
10859 (_mm_i32scatter_pd): Ditto.
10860 (_mm_mask_i32scatter_pd): Ditto.
10861 (_mm256_i64scatter_ps): Ditto.
10862 (_mm256_mask_i64scatter_ps): Ditto.
10863 (_mm_i64scatter_ps): Ditto.
10864 (_mm_mask_i64scatter_ps): Ditto.
10865 (_mm256_i64scatter_pd): Ditto.
10866 (_mm256_mask_i64scatter_pd): Ditto.
10867 (_mm_i64scatter_pd): Ditto.
10868 (_mm_mask_i64scatter_pd): Ditto.
10869 (_mm256_i32scatter_epi32): Ditto.
10870 (_mm256_mask_i32scatter_epi32): Ditto.
10871 (_mm_i32scatter_epi32): Ditto.
10872 (_mm_mask_i32scatter_epi32): Ditto.
10873 (_mm256_i32scatter_epi64): Ditto.
10874 (_mm256_mask_i32scatter_epi64): Ditto.
10875 (_mm_i32scatter_epi64): Ditto.
10876 (_mm_mask_i32scatter_epi64): Ditto.
10877 (_mm256_i64scatter_epi32): Ditto.
10878 (_mm256_mask_i64scatter_epi32): Ditto.
10879 (_mm_i64scatter_epi32): Ditto.
10880 (_mm_mask_i64scatter_epi32): Ditto.
10881 (_mm256_i64scatter_epi64): Ditto.
10882 (_mm256_mask_i64scatter_epi64): Ditto.
10883 (_mm_i64scatter_epi64): Ditto.
10884 (_mm_mask_i64scatter_epi64): Ditto.
10885 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
10886 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
10887 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
10888 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
10889 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
10890 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
10891 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
10892 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
10893 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
10894 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
10895 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
10896 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
10897 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
10898 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
10899 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
10900 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
10901 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
10902 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
10903 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
10904 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
10905 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
10906 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
10907 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
10908 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
10909 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
10910 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
10911 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
10912 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
10913 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
10914 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
10915 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
10916 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
10917 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
10918 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
10919 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
10920 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
10921 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
10922 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
10923 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
10924 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
10925 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
10926 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
10927 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
10928 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
10929 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
10930 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
10931 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
10932 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
10933 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
10934 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
10935 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
10936 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
10937 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
10938 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
10939 definitions accordingly.
10941 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
10942 Kuan-Lin Chen <kuanlinchentw@gmail.com>
10945 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
10948 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
10951 * ira-conflicts.c (ira_build_conflicts): Update total conflict
10952 hard regs for inner regno.
10954 2017-01-17 Martin Liska <mliska@suse.cz>
10957 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
10958 assumption and add comment.
10960 2017-01-17 Nathan Sidwell <nathan@acm.org>
10962 * ipa-visibility.c (localize_node): New function, broken out of ...
10963 (function_and_variable_visibility): ... here. Call it.
10965 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10967 PR middle-end/77445
10968 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
10969 correctly set frequency of oudgoing edge.
10970 (duplicate_thread_path): Fix profile updating.
10972 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10975 * configure.ac: Add GCC_BASE_VER.
10976 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
10977 version from BASE-VER file.
10978 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
10979 (gcc.o): Depend on $(BASEVER).
10980 * common.opt (dumpfullversion): New option.
10981 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
10982 * doc/invoke.texi: Document -dumpfullversion.
10983 * doc/install.texi: Document --with-gcc-major-version-only.
10984 * configure: Regenerated.
10986 2017-01-17 Richard Biener <rguenther@suse.de>
10988 PR tree-optimization/71433
10989 * tree-vrp.c (register_new_assert_for): Merge same asserts
10990 on all incoming edges.
10991 (process_assert_insertions_for): Handle insertions at the
10994 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
10996 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
10997 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
10999 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
11002 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
11005 2017-01-17 Alan Modra <amodra@gmail.com>
11008 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
11009 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
11010 symbolic stack limit when pic.
11012 2017-01-16 Martin Sebor <msebor@redhat.com>
11014 PR tree-optimization/78608
11015 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
11017 2017-01-16 Jeff Law <law@redhat.com>
11020 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
11021 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
11022 for several include directories that may be relative to sysroot.
11023 * config/i386/x-mingw32 (gplus_includedir): Define.
11024 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
11025 (native_system_includedir): Likewise.
11026 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
11027 override if TARGET_SYSTEM_ROOT is defined.
11028 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
11030 PR tree-optimization/79090
11031 PR tree-optimization/33562
11032 PR tree-optimization/61912
11033 PR tree-optimization/77485
11034 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
11035 and computed trims into the dump file.
11037 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
11041 2017-01-16 Jakub Jelinek <jakub@redhat.com>
11044 * gimplify.c (gimplify_init_constructor): If want_value and
11045 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
11049 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
11050 sequence. Formatting fixes.
11051 (doloop_optimize): Formatting fixes.
11054 * gcc.c (debug_level_greater_than_spec_func): New function.
11055 (static_spec_functions): Add debug-level-gt spec function.
11056 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
11058 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
11059 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
11060 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
11061 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
11062 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
11063 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
11065 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
11067 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
11068 QImode fixups to general and mask registers only.
11070 2017-01-16 Carl Love <cel@us.ibm.com>
11072 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
11073 for built-in functions
11074 vector signed char vec_nabs (vector signed char)
11075 vector signed short vec_nabs (vector signed short)
11076 vector signed int vec_nabs (vector signed int)
11077 vector signed long long vec_nabs (vector signed long long)
11078 vector float vec_nabs (vector float)
11079 vector double vec_nabs (vector double)
11080 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
11082 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
11083 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
11084 * doc/extend.texi: Update the documentation file for the new built-in
11087 2017-01-16 Martin Sebor <msebor@redhat.com>
11089 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
11092 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11094 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
11095 UNSPEC_VSX__XXSPLTD to require special splat handling.
11097 2017-01-16 David Malcolm <dmalcolm@redhat.com>
11100 * system.h: Poison strndup.
11102 2017-01-16 Alan Modra <amodra@gmail.com>
11105 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
11108 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
11110 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
11112 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
11114 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
11115 call recog here. Assert that INSN_CODE (insn) is non-negative.
11117 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11120 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
11122 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
11123 in the currently scheduled RTL fragment.
11125 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11127 PR rtl-optimization/78751
11128 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
11131 2017-01-14 Jeff Law <law@redhat.com>
11133 PR tree-optimization/79090
11134 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
11135 variable length stores.
11136 (compute_trims): Delete dead assignment to *trim_tail.
11137 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
11140 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
11142 PR rtl-optimization/78626
11143 PR rtl-optimization/78727
11144 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
11145 of a block, and split such blocks after everything else is finished.
11147 2017-01-14 Alan Modra <amodra@gmail.com>
11150 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
11151 target legitimate_combined_insn.
11152 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
11153 (rs6000_legitimate_combined_insn): New function.
11154 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
11156 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
11157 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
11158 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
11160 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
11162 * doc/frontends.texi (G++ and GCC): Remove references to Java.
11164 2017-01-13 Jeff Law <law@redhat.com>
11166 PR tree-optimization/33562
11167 PR tree-optimization/61912
11168 PR tree-optimization/77485
11169 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
11171 (delete_dead_assignment): Likewise.
11172 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
11173 statement to delete_dead_call and delete_dead_assignment.
11175 2017-01-13 David Malcolm <dmalcolm@redhat.com>
11178 * substring-locations.c (format_warning_va): Strengthen case 1 so
11179 that both endpoints of the substring must be within the format
11180 range for just the substring to be printed.
11182 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
11184 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
11185 * config/i386/i386.c (ix86_target_string): Add missing options
11186 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
11187 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
11188 flags_other and ix86_target_other to flags2_other. Display unknown
11190 (ix86_valid_target_attribute_inner_p): Add missing options and
11191 reorder options by implied ISAs, as in ix86_target_string.
11193 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11195 * hash-table.h (hash_table::too_empty_p): New function.
11196 (hash_table::expand): Use it.
11197 (hash_table::traverse): Likewise.
11198 (hash_table::empty_slot): Use sizeof (value_type) instead of
11199 sizeof (PTR) to convert bytes to elements. Shrink the table
11200 if the current size is excessive for the current number of
11203 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11205 * ira-costs.c (record_reg_classes): Break from the inner loop
11206 early once alt_fail is known to be true. Update outer loop
11207 handling accordingly.
11209 2017-01-13 Jeff Law <law@redhat.com>
11211 * tree-ssa-dse.c (decrement_count): New function.
11212 (increment_start_addr, maybe_trim_memstar_call): Likewise.
11213 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
11214 when we know the partially dead statement is a mem* function.
11216 PR tree-optimization/61912
11217 PR tree-optimization/77485
11218 * tree-ssa-dse.c: Include expr.h.
11219 (maybe_trim_constructor_store): New function.
11220 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
11222 PR tree-optimization/33562
11223 PR tree-optimization/61912
11224 PR tree-optimization/77485
11225 * doc/invoke.texi: Document new dse-max-object-size param.
11226 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
11227 * tree-ssa-dse.c: Include params.h.
11228 (dse_store_status): New enum.
11229 (initialize_ao_ref_for_dse): New, partially extracted from
11231 (valid_ao_ref_for_dse, normalize_ref): New.
11232 (setup_live_bytes_from_ref, compute_trims): Likewise.
11233 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
11234 (maybe_trim_partially_dead_store): Likewise.
11235 (maybe_trim_complex_store): Likewise.
11236 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
11237 Track what bytes live from the original store. Return tri-state
11238 for dead, partially dead or live.
11239 (dse_dom_walker): Add constructor, destructor and new private members.
11240 (delete_dead_call, delete_dead_assignment): New extracted from
11242 (dse_optimize_stmt): Make a member of dse_dom_walker.
11243 Use initialize_ao_ref_for_dse.
11245 PR tree-optimization/33562
11246 PR tree-optimization/61912
11247 PR tree-optimization/77485
11248 * sbitmap.h (bitmap_count_bits): Prototype.
11249 (bitmap_clear_range, bitmap_set_range): Likewise.
11250 * sbitmap.c (bitmap_clear_range): New function.
11251 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
11253 2017-01-13 Martin Liska <mliska@suse.cz>
11256 * function.c (set_cfun): Add new argument force.
11257 * function.h (set_cfun): Likewise.
11258 * ipa-inline-transform.c (inline_call): Use the function when
11259 strict alising from is dropped for function we inline to.
11261 2017-01-13 Richard Biener <rguenther@suse.de>
11263 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
11264 for dumping GIMPLE INTEGER_CSTs.
11266 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11268 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
11269 to 201112L since C++17.
11271 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
11274 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
11275 if -fsanitize=kernel-address is present.
11277 2017-01-13 Richard Biener <rguenther@suse.de>
11279 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
11280 as _Literal ( type ) number in case usual suffixes do not
11281 preserve all information.
11283 2017-01-13 Richard Biener <rguenther@suse.de>
11285 PR tree-optimization/77283
11286 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
11287 and ssa-iterators.h.
11288 (is_feasible_trace): Implement a cost model based on joiner
11291 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11294 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
11295 char or short to __float128/_Float128 directly.
11297 2017-01-12 Martin Sebor <msebor@redhat.com>
11299 to -Wformat-overflow.
11300 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
11301 (min_bytes_remaining): Same.
11302 (get_string_length): Same.
11303 (format_string): Same.
11304 (format_directive): Same.
11306 (pass_sprintf_length::handle_gimple_call): Same.
11308 2017-01-12 Jakub Jelinek <jakub@redhat.com>
11310 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
11311 info.nowrite calls with no lhs that can't throw. Return bool
11312 whether gsi_remove has been called or not.
11313 (pass_sprintf_length::handle_gimple_call): Return bool whether
11314 try_substitute_return_value called gsi_remove. Formatting fix.
11315 (pass_sprintf_length::execute): Don't use gsi_remove if
11316 handle_gimple_call returned true.
11319 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
11320 be removed due to side-effects, don't remove following barrier nor
11321 turn the successor edge into fallthru edge.
11323 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11326 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
11327 element-reversing loads and stores as not swappable.
11329 2017-01-12 Nathan Sidwell <nathan@acm.org>
11330 Nicolai Stange <nicstange@gmail.com>
11332 * combine.c (try_combine): Don't ignore result of overlap checking
11333 loop. Combine overlap & asm check into single loop.
11335 2017-01-12 Richard Biener <rguenther@suse.de>
11337 * tree-pretty-print.c (dump_generic_node): Provide -gimple
11338 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
11340 2017-01-12 Richard Biener <rguenther@suse.de>
11342 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
11343 and TS_TARGET_OPTION directly derive from TS_BASE.
11344 * tree-core.h (tree_optimization_option): Derive from tree_base.
11345 (tree_target_option): Likewise.
11347 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
11349 * config/i386/i386.c (memory_address_length): Increase len
11350 only when rip_relative_addr_p returns false.
11352 2017-01-11 Julia Koval <julia.koval@intel.com>
11354 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
11355 (OPTION_MASK_ISA_SGX_SET): New.
11356 (ix86_handle_option): Handle OPT_msgx.
11357 * config.gcc: Added sgxintrin.h.
11358 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
11359 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
11360 * config/i386/i386.c (ix86_target_string): Add -msgx.
11362 (ix86_option_override_internal): Handle new options.
11363 (ix86_valid_target_attribute_inner_p): Add sgx.
11364 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
11365 * config/i386/i386.opt: Add msgx.
11366 * config/i386/sgxintrin.h: New file.
11367 * config/i386/x86intrin.h: Add sgxintrin.h.
11369 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11372 * fold-const.c (maybe_nonzero_address): Return 1 for function
11374 (tree_single_nonzero_warnv_p): Don't handle function local objects
11378 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
11381 2017-01-11 David Malcolm <dmalcolm@redhat.com>
11384 * opts.c: Include "spellcheck.h"
11385 (struct string_fragment): New struct.
11386 (struct edit_distance_traits<const string_fragment &>): New
11388 (get_closest_sanitizer_option): New function.
11389 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
11391 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11393 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
11395 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
11396 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
11397 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
11398 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
11399 for initial die_offset if dwarf_split_debug_info.
11400 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
11401 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
11403 (output_skeleton_debug_sections): Formatting fix. Use
11404 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
11405 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
11407 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
11409 * config/arm/cortex-a53.md: Add bypasses for
11410 cortex_a53_r2f_cvt.
11411 (cortex_a53_r2f): Only use for transfers.
11412 (cortex_a53_f2r): Likewise.
11413 (cortex_a53_r2f_cvt): Add reservation for conversions.
11414 (cortex_a53_f2r_cvt): Likewise.
11416 2017-01-11 Tamar Christina <tamar.christina@arm.com>
11418 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
11419 to all inlined functions, change static to extern.
11421 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
11424 * config/arm/arm.c (legitimize_pic_address): Handle reference to
11426 (arm_assemble_integer): Likewise.
11428 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
11430 * config.gcc: Use new awk script to check CPU, FPU and architecture
11431 parameters for --with-... options.
11432 * config/arm/parsecpu.awk: New file
11433 * config/arm/arm-cpus.in: New file.
11434 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
11436 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
11438 * config/arm/t-arm: Update dependency rules.
11439 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
11440 of processing .def files.
11441 * config/arm/genopt.sh: Deleted.
11442 * config/arm/gentune.sh: Deleted.
11443 * config/arm/arm-cores.def: Deleted.
11444 * config/arm/arm-arches.def: Deleted.
11445 * config/arm/arm-fpus.def: Deleted.
11446 * config/arm/arm-tune.md: Regenerated.
11447 * config/arm/arm-tables.opt: Regenerated.
11448 * config/arm/arm-cpu.h: New generated file.
11449 * config/arm/arm-cpu-data.h: New generated file.
11450 * config/arm/arm-cpu-cdata.h: New generated file.
11452 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
11455 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
11457 (input_varpool_node): Unpack dynamically_initialized bit.
11459 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
11461 PR rtl-optimization/79032
11462 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
11463 the alignment of the adjusted memory reference against that of MODE,
11464 instead of the alignment of the original memory reference.
11466 2017-01-11 Martin Jambor <mjambor@suse.cz>
11468 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
11470 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
11471 decorated functions.
11473 2017-01-11 Richard Biener <rguenther@suse.de>
11475 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
11476 set range/nonnull info for PHI results. Do not set it on
11477 stmts marked for removal.
11479 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
11481 * expr.c (store_field): In the bitfield case, fetch the return value
11482 from the registers before applying a single big-endian adjustment.
11483 Always do a final load for a BLKmode value not larger than a word.
11485 2017-01-10 David Malcolm <dmalcolm@redhat.com>
11488 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11489 that we correctly handle column numbers greater than
11490 LINE_MAP_MAX_COLUMN_NUMBER.
11492 2017-01-10 Martin Sebor <msebor@redhat.com>
11494 PR middle-end/78245
11495 * gimple-ssa-sprintf.c (get_destination_size): Call
11496 {init,fini}object_sizes.
11497 * tree-object-size.c (addr_object_size): Adjust.
11498 (pass_through_call): Adjust.
11499 (pass_object_sizes::execute): Adjust.
11500 * tree-object-size.h (fini_object_sizes): Declare.
11502 2017-01-10 Martin Sebor <msebor@redhat.com>
11504 PR tree-optimization/78775
11505 * builtins.c (get_size_range): Move...
11506 * calls.c: ...to here.
11507 (alloc_max_size): Accept zero argument.
11508 (operand_signed_p): Remove.
11509 (maybe_warn_alloc_args_overflow): Call get_size_range.
11510 * calls.h (get_size_range): Declare.
11512 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
11514 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
11515 from TI's devices.csv file as of September 2016.
11516 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
11518 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
11520 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
11521 * doc/invoke.texi: Likewise.
11522 * doc/md.texi: Likewise.
11523 * doc/objc.texi: Likewise.
11525 2017-01-10 Joshua Conner <joshconner@google.com>
11527 * config/arm/fuchsia-elf.h: New file.
11528 * config/fuchsia.h: New file.
11529 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
11530 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
11532 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
11534 2016-01-10 Richard Biener <rguenther@suse.de>
11536 PR tree-optimization/79034
11537 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
11538 Propagate out degenerate PHIs in the joiner.
11540 2017-01-10 Martin Liska <mliska@suse.cz>
11542 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
11543 (sort_congruence_classes_by_decl_uid): Likewise.
11544 (sort_congruence_class_groups_by_decl_uid): Likewise.
11545 (sem_item_optimizer::merge_classes): Sort class, groups in these
11546 classes and members in the groups by DECL_UID of declarations.
11547 This would make merge operations stable.
11549 2017-01-10 Martin Liska <mliska@suse.cz>
11551 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
11552 usage of m_classes_vec.
11553 (sem_item_optimizer::~sem_item_optimizer): Likewise.
11554 (sem_item_optimizer::get_group_by_hash): Likewise.
11555 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
11556 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
11557 (sem_item_optimizer::verify_classes): Likewise.
11558 (sem_item_optimizer::process_cong_reduction): Likewise.
11559 (sem_item_optimizer::dump_cong_classes): Likewise.
11560 (sem_item_optimizer::merge_classes): Likewise.
11561 * ipa-icf.h (congruence_class_hash): Rename from
11562 congruence_class_group_hash. Remove declaration of m_classes_vec.
11564 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
11566 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
11567 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
11568 * config.gcc: Add avx512vpopcntdqintrin.h.
11569 * config/i386/avx512vpopcntdqintrin.h: New.
11570 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
11571 * config/i386/i386-builtin-types.def: Add new types.
11572 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
11573 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
11574 __builtin_ia32_vpopcountq_v8di_mask): New.
11575 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11576 __AVX512VPOPCNTDQ__.
11577 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
11578 (PTA_AVX512VPOPCNTDQ): Define.
11579 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
11580 TARGET_AVX512VPOPCNTDQ_P): Define.
11581 * config/i386/i386.opt: Add mavx512vpopcntdq.
11582 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
11583 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
11585 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11587 PR middle-end/77484
11588 * predict.def (PRED_CALL): Set to 67.
11590 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
11592 * expr.c (store_field): In the bitfield case, if the value comes from
11593 a function call and is of an aggregate type returned in registers, do
11594 not modify the field mode; extract the value in all cases if the mode
11595 is BLKmode and the size is not larger than a word.
11597 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
11600 * config/i386/cpuid.h: Fix undefined behavior.
11602 2017-01-04 Jeff Law <law@redhat.com>
11604 PR tree-optimization/79007
11605 PR tree-optimization/67955
11606 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
11607 conservative for pt.null when flag_non_call_exceptions is on.
11609 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11611 PR translation/79019
11612 PR translation/79020
11613 * params.def (PARAM_INLINE_MIN_SPEEDUP,
11614 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
11615 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
11617 * config/avr/avr.opt (maccumulate-args): Likewise.
11618 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
11619 * common.opt (freport-bug): Likewise.
11620 * cif-code.def (CIF_FINAL_ERROR): Likewise.
11621 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
11622 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
11623 translatable string.
11624 * config/i386/i386.c (function_value_32): Likewise.
11625 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
11626 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
11628 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
11629 * common/config/msp430/msp430-common.c (msp430_handle_option):
11631 * symtab.c (symtab_node::verify_base): Likewise.
11632 * opts.c (set_debug_level): Likewise.
11633 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
11634 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11635 missing whitespace to translatable strings.
11636 * config/avr/avr.md (bswapsi2): Fix typo in comment.
11637 * config/sh/superh.h: Likewise.
11638 * config/i386/xopintrin.h: Likewise.
11639 * config/i386/znver1.md: Likewise.
11640 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
11641 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
11642 * double-int.h (struct double_int): Likewise.
11643 * double-int.c (div_and_round_double): Likewise.
11644 * wide-int.cc: Likewise.
11645 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
11646 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
11647 * cfgcleanup.c (crossjumps_occured): Renamed to ...
11648 (crossjumps_occurred): ... this.
11649 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
11652 PR tree-optimization/78899
11653 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
11654 returning bool return struct loop *, NULL for failure and the new
11656 (versionable_outer_loop_p): Don't version outer loop if it has
11657 dont_vectorized bit set.
11658 (tree_if_conversion): When versioning outer loop, ensure
11659 tree_if_conversion is performed also on the inner loop of the
11660 non-vectorizable outer loop copy.
11661 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
11662 LOOP_VECTORIZED in inner loop of the scalar outer loop and
11663 prevent vectorization of it.
11664 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
11665 the outer loop vectorization of the non-scalar version is attempted
11666 before vectorization of the inner loop in scalar version. If
11667 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
11668 vectorization of its inner loop.
11669 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
11670 has 2 inner loops, rename also on edges from bb whose single pred
11671 is outer_loop->header. Fix typo in function comment.
11673 2017-01-09 Martin Sebor <msebor@redhat.com>
11676 * asan.c (asan_emit_stack_protection): Increase local buffer size
11677 to avoid snprintf truncation warning.
11679 2017-01-09 Andrew Pinski <apinski@cavium.com>
11681 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
11682 to reference thunderx2t99 for the tuning structure
11683 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
11685 (thunderx2t99_extra_costs): This.
11686 * config/aarch64/aarch64-tune.md: Regenerate.
11687 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
11688 (vulcan_addrcost_table): This.
11689 (vulcan_regmove_cost): Rename to ...
11690 (thunderx2t99_regmove_cost): This.
11691 (vulcan_vector_cost): Rename to ...
11692 (thunderx2t99_vector_cost): this.
11693 (vulcan_branch_cost): Rename to ...
11694 (thunderx2t99_branch_cost): This.
11695 (vulcan_tunings): Rename to ...
11696 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
11697 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
11699 2017-01-09 Martin Jambor <mjambor@suse.cz>
11703 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
11704 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
11705 (propagate_vr_accross_jump_function): Use the above function for all
11706 value range computations for pass-through jump functions and type
11707 converasion from explicit value range values.
11708 (ipcp_propagate_stage): Do not attempt to deduce types of formal
11709 parameters from TYPE_ARG_TYPES.
11710 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
11711 (ipa_write_node_info): Stream type of the actual argument.
11712 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
11714 2017-01-09 Martin Liska <mliska@suse.cz>
11717 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
11718 (lookup_compiler): Do not show error message with have_E.
11720 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11722 PR tree-optimization/78938
11723 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
11724 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
11725 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
11726 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
11729 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11731 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
11734 2017-01-09 Richard Biener <rguenther@suse.de>
11736 PR tree-optimization/78997
11737 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
11738 name condition properly.
11740 2017-01-09 Richard Biener <rguenther@suse.de>
11743 * dwarf2out.c (is_cxx): New overload with context.
11744 (is_naming_typedef_decl): Use it.
11746 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11748 * invoke.texi (Option Summary): Correct spacing in option lists
11749 and add line breaks to fix over-long lines.
11751 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11753 PR middle-end/17660
11755 * extend.texi (Common Variable Attributes): Add xref to GCC
11756 Internals manual to explain mode attribute keywords.
11758 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11761 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
11762 and Preprocessor Options.
11763 (Options for Linking): Document -pthread here....
11764 (RS/6000 and PowerPC Options): ...not here.
11765 (Solaris 2 Options): ...or here.
11766 * doc/cppopts.texi: Document -pthread.
11768 2017-01-08 Martin Sebor <msebor@redhat.com>
11770 PR middle-end/77708
11771 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
11772 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
11773 New member functions.
11774 (format_directive): Used them.
11776 (pass_sprintf_length::handle_gimple_call): Same.
11777 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
11778 to avoid truncation for any argument.
11779 (extract_affine_mul): Same.
11780 * tree.c (get_file_function_name): Same.
11782 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11784 PR middle-end/77484
11785 * predict.def (PRED_INDIR_CALL): Set to 86.
11787 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11789 PR preprocessor/54124
11790 * doc/cppopts.texi: Reformat -d subtable to list the full name
11791 of the options. Add cross-reference to the docs for the general
11792 compiler -d options.
11793 * doc/invoke.texi (Developer Options): Add cross-reference to the
11794 preprocessor-specific -d option documentation.
11796 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11798 PR preprocessor/13498
11799 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
11800 redudant material, and reflect new command-line options.
11801 (System Headers): Likewise.
11803 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
11805 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
11806 -isystem, and -idirafter. Copy-edit.
11807 * doc/cppopts.texi: Copy-edit. Remove contradiction about
11808 default for -ftrack-macro-expansion. Delete obsolete and
11809 badly-formatted implementation details about -fdebug-cpp output.
11810 * doc/cppwarnopts.texi: Copy-edit.
11812 2017-01-07 David Malcolm <dmalcolm@redhat.com>
11815 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11816 that the transition from a max line width >= 1<<10 to narrower
11817 lines works correctly.
11819 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
11821 * doc/options.texi (PerFunction): New.
11822 * opt-functions.awk (switch_flags): Map both Optimization and
11823 PerFunction to CL_OPTIMIZATION.
11824 * opth-gen.awk: Test for PerFunction flag along with
11826 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
11827 it only when the latter is present. Skip those that don't in
11828 the hash function generator.
11829 * common.opt (fvar-tracking): Mark as PerFunction instead of
11831 (fvar-tracking-assignments): Likewise.
11832 (fvar-tracking-assignments-toggle): Likewise.
11833 (fvar-tracking-uninit): Likewise.
11835 2017-01-07 Jakub Jelinek <jakub@redhat.com>
11837 PR translation/79018
11838 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
11841 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
11844 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
11845 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
11846 TARGET_LONG_JUMP_TABLE_OFFSETS.
11847 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
11848 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
11849 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
11850 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
11851 * config/m68k/m68k.md (tablejump expander): Likewise.
11852 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
11853 TARGET_LONG_JUMP_TABLE_OFFSETS.
11854 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
11855 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
11857 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
11858 David Holsgrove <david.holsgrove@xilinx.com>
11860 * common/config/microblaze/microblaze-common.c
11861 (TARGET_EXCEPT_UNWIND_INFO): Remove.
11862 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
11864 * config/microblaze/microblaze.c (microblaze_must_save_register)
11865 (microblaze_expand_epilogue, microblaze_return_addr): Handle
11867 (microblaze_eh_return): New function.
11868 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
11869 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
11870 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
11871 * config/microblaze/microblaze.md (eh_return): New pattern.
11873 2017-01-06 Jakub Jelinek <jakub@redhat.com>
11875 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
11876 GCC_DIAGNOSTIC_STRINGIFY): Define.
11878 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
11880 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11882 * config/arm/arm.md (<mcrr>): New.
11884 * config/arm/arm.c (arm_arch5te): New.
11885 (arm_option_override): Set arm_arch5te.
11886 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
11888 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
11889 (arm_mcrr_qualifiers): ... this. New.
11890 (MRRC_QUALIFIERS): Define to...
11891 (arm_mrrc_qualifiers): ... this. New.
11892 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
11894 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
11895 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
11896 (MRRCI, mrrc, MRRC): New.
11897 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
11898 VUNSPEC_MRRC2): New.
11900 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11902 * config/arm/arm.md (<mcr>): New.
11904 * config/arm/arm.c (arm_coproc_builtin_available): Add
11905 support for mcr, mrc, mcr2 and mrc2.
11906 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
11907 (arm_mcr_qualifiers): ... this. New.
11908 (MRC_QUALIFIERS): Define to ...
11909 (arm_mrc_qualifiers): ... this. New.
11910 (MCR_QUALIFIERS): Define to ...
11911 (arm_mcr_qualifiers): ... this. New.
11912 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
11914 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
11915 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
11916 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
11917 VUNSPEC_MRC2): New.
11919 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11921 * config/arm/arm.md (*ldc): New.
11925 * config/arm/arm.c (arm_coproc_builtin_available): Add
11926 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
11927 (arm_coproc_ldc_stc_legitimate_address): New.
11928 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
11929 'qualifier_const_pointer'.
11930 (LDC_QUALIFIERS): Define to...
11931 (arm_ldc_qualifiers): ... this. New.
11932 (STC_QUALIFIERS): Define to...
11933 (arm_stc_qualifiers): ... this. New.
11934 * config/arm/arm-protos.h
11935 (arm_coproc_ldc_stc_legitimate_address): New.
11936 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
11937 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
11938 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
11939 stc2, stcl, stc2l): New.
11940 * config/arm/constraints.md (Uz): New.
11941 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
11942 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
11943 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
11944 VUNSPEC_STC2L): New.
11946 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11948 * config/arm/arm.md (<cdp>): New.
11949 * config/arm/arm.c (neon_const_bounds): Rename this ...
11950 (arm_const_bounds): ... this.
11951 (arm_coproc_builtin_available): New.
11952 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
11953 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
11954 (CDP_QUALIFIERS): Define to...
11955 (arm_cdp_qualifiers): ... this. New.
11957 (arm_expand_builtin_args): Add case for 6 arguments.
11958 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
11959 (arm_const_bounds): ... this.
11960 (arm_coproc_builtin_available): New.
11961 * config/arm/arm_acle.h (__arm_cdp): New.
11963 * config/arm/arm_acle_builtins.def (cdp): New.
11965 * config/arm/iterators.md (CDPI,CDP,cdp): New.
11966 * config/arm/neon.md: Rename all 'neon_const_bounds' to
11967 'arm_const_bounds'.
11968 * config/arm/types.md (coproc): New.
11969 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
11970 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
11971 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
11972 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
11974 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11976 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
11977 (UBINOP_QUALIFIERS): New.
11979 (acle_builtin_data): New. Change comment.
11980 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
11981 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
11982 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
11983 arm_acle_builtins.def.
11984 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
11985 (arm_init_acle_builtins): New.
11986 (CRC32_BUILTIN): Remove.
11987 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
11988 crc32cb, crc32ch and crc32cw.
11989 (arm_init_crc32_builtins): Remove.
11990 (arm_init_builtins): Use arm_init_acle_builtins rather
11991 than arm_init_crc32_builtins.
11992 (arm_expand_acle_builtin): New.
11993 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
11994 * config/arm/arm_acle_builtins.def: New.
11996 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
11998 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
11999 (arm_builtin_datum): ... this.
12000 (arm_init_neon_builtin): Rename to ...
12001 (arm_init_builtin): ... this. Add a new parameters PREFIX
12002 and USE_SIG_IN_NAME.
12003 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
12004 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
12005 'arm_builtin_datum'.
12006 (arm_init_vfp_builtins): Likewise.
12007 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
12008 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
12009 (arm_expand_neon_args): Rename to ...
12010 (arm_expand_builtin_args): ... this. Rename builtin_arg
12011 enum values and differentiate between ARG_BUILTIN_MEMORY
12012 and ARG_BUILTIN_NEON_MEMORY.
12013 (arm_expand_neon_builtin_1): Rename to ...
12014 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
12015 values, arm_expand_builtin_args and add bool parameter NEON.
12016 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
12017 (arm_expand_vfp_builtin): Likewise.
12018 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
12020 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12022 PR middle-end/77484
12023 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
12024 * predict.c (tree_estimate_probability_bb): Reverse direction of
12025 polymorphic call predictor.
12027 2017-01-06 David Malcolm <dmalcolm@redhat.com>
12029 * passes.c (execute_one_pass): Split out pass-skipping logic into...
12030 (determine_pass_name_match): ...this new function and...
12031 (should_skip_pass_p): ...this new function.
12033 2017-01-06 Nathan Sidwell <nathan@acm.org>
12035 * ipa-visibility.c (function_and_variable_visibility): Reformat
12036 comments and long lines. Remove extrneous if.
12037 * symtab.c (symtab_node::make_decl_local): Fix code format.
12038 (symtab_node::set_section_for_node): Fix comment typo.
12040 2017-01-06 Martin Liska <mliska@suse.cz>
12043 * lra-constraints.c: Rename invariant to lra_invariant.
12044 * predict.c (set_even_probabilities): Initialize e to NULL.
12046 2017-01-05 Martin Sebor <msebor@redhat.com>
12048 PR tree-optimization/78910
12049 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
12050 (format_integer): Correct off-by-one error in the handling
12051 of precision with negative numbers in signed conversions..
12053 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
12055 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
12057 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12059 PR tree-optimization/71016
12060 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
12061 factor_out_conditional_conversion. Formatting fix.
12062 (factor_out_conditional_conversion): Add cond_stmt argument.
12063 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
12064 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
12067 2017-01-05 David Malcolm <dmalcolm@redhat.com>
12069 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
12070 read-rtl-function.o, and selftest-rtl.o.
12071 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
12072 (selftest::aarch64_test_loading_full_dump): New function.
12073 (selftest::aarch64_run_selftests): New function.
12074 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
12075 selftest::aarch64_run_selftests.
12076 * config/i386/i386.c
12077 (selftest::ix86_test_loading_dump_fragment_1): New function.
12078 (selftest::ix86_test_loading_call_insn): New function.
12079 (selftest::ix86_test_loading_full_dump): New function.
12080 (selftest::ix86_test_loading_unspec): New function.
12081 (selftest::ix86_run_selftests): Call the new functions.
12082 * emit-rtl.c (maybe_set_max_label_num): New function.
12083 * emit-rtl.h (maybe_set_max_label_num): New decl.
12084 * function.c (instantiate_decls): Guard call to
12085 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
12086 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
12088 * gensupport.c (gen_reader::gen_reader): Pass "false"
12089 for new "compact" param of rtx_reader.
12090 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
12091 rather than an empty string for NULL strings.
12092 * read-md.c: Potentially include config.h rather than bconfig.h.
12093 Wrap include of errors.h with #ifdef GENERATOR_FILE.
12094 (have_error): New global, copied from errors.c.
12095 (md_reader::read_name): Rename to...
12096 (md_reader::read_name_1): ...this, adding "out_loc" param,
12097 and converting "missing name or number" to returning false, rather
12099 (md_reader::read_name): Reimplement in terms of read_name_1.
12100 (md_reader::read_name_or_nil): New function.
12101 (md_reader::read_string): Handle "(nil)" by returning NULL.
12102 (md_reader::md_reader): Add new param "compact".
12103 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
12104 (md_reader::read_file): New method.
12105 * read-md.h (md_reader::md_reader): Add new param "compact".
12106 (md_reader::read_file): New method.
12107 (md_reader::is_compact): New accessor.
12108 (md_reader::read_name): Convert return type from void to file_location.
12109 (md_reader::read_name_or_nil): New decl.
12110 (md_reader::read_name_1): New decl.
12111 (md_reader::m_compact): New field.
12112 (noop_reader::noop_reader): Pass "false" for new "compact" param
12114 (rtx_reader::rtx_reader): Add new "compact" param.
12115 (rtx_reader::read_rtx_operand): Make virtual and convert return
12116 type from void to rtx.
12117 (rtx_reader::read_until): New decl.
12118 (rtx_reader::handle_any_trailing_information): New virtual function.
12119 (rtx_reader::postprocess): New virtual function.
12120 (rtx_reader::finalize_string): New virtual function.
12121 (rtx_reader::m_in_call_function_usage): New field.
12122 (rtx_reader::m_reuse_rtx_by_id): New field.
12123 * read-rtl-function.c: New file.
12124 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
12125 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
12126 (selftest::verify_three_block_rtl_cfg): New decl.
12127 * read-rtl-function.h: New file.
12128 * read-rtl.c: Potentially include config.h rather than bconfig.h.
12129 For host, include function.h, memmodel.h, and emit-rtl.h.
12130 (one_time_initialization): New function.
12131 (struct compact_insn_name): New struct.
12132 (compact_insn_names): New array.
12133 (find_code): Handle insn codes in compact dumps.
12134 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
12135 (bind_subst_iter_and_attr): Likewise.
12136 (add_condition_to_string): Likewise.
12137 (add_condition_to_rtx): Likewise.
12138 (apply_attribute_uses): Likewise.
12139 (add_current_iterators): Likewise.
12140 (apply_iterators): Likewise.
12141 (initialize_iterators): Guard usage of apply_subst_iterator with
12142 #ifdef GENERATOR_FILE.
12143 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
12144 (md_reader::read_mapping): Likewise.
12145 (add_define_attr_for_define_subst): Likewise.
12146 (add_define_subst_attr): Likewise.
12147 (read_subst_mapping): Likewise.
12148 (check_code_iterator): Likewise.
12149 (rtx_reader::read_rtx): Likewise. Move one-time initialization
12151 (one_time_initialization): New function.
12152 (rtx_reader::read_until): New method.
12153 (read_flags): New function.
12154 (parse_reg_note_name): New function.
12155 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
12156 Handle reuse_rtx ids.
12157 Wrap iterator lookup within #ifdef GENERATOR_FILE.
12158 Add parsing support for RTL dumps, mirroring the special-cases in
12159 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
12160 values, and calling handle_any_trailing_information.
12161 (rtx_reader::read_rtx_operand): Convert return type from void
12162 to rtx, returning return_rtx. Handle case 'e'. Call
12163 finalize_string on XSTR and XTMPL fields.
12164 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
12165 "(nil)" values were omitted. Call the postprocess vfunc on the
12167 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
12168 class ctor. Initialize m_in_call_function_usage. Call
12169 one_time_initialization.
12170 * rtl-tests.c (selftest::test_uncond_jump): Call
12171 set_new_first_and_last_insn.
12172 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
12173 * selftest-rtl.c: New file.
12174 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
12175 (selftest::get_insn_by_uid): New decl.
12176 * selftest-run-tests.c (selftest::run_tests): Call
12177 read_rtl_function_c_tests.
12178 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
12179 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
12182 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
12184 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
12185 operands in a special way. Assert that pos+len <= mode precision.
12187 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12189 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
12190 3 argument Alias with unlimited for the negative form.
12191 (fno-vect-cost-model): Removed.
12193 2017-01-05 Martin Liska <mliska@suse.cz>
12195 * hsa-gen.c (gen_hsa_divmod): New function.
12196 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
12198 2017-01-05 Martin Liska <mliska@suse.cz>
12201 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
12204 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12206 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
12207 small constant length operands.
12209 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12211 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
12212 between loop iterations.
12214 2017-01-05 Martin Liska <mliska@suse.cz>
12217 * gimplify.c (gimplify_decl_expr): Compare to
12218 asan_poisoned_variables instread of checking flags.
12219 (gimplify_target_expr): Likewise.
12220 (gimplify_expr): Likewise.
12221 (gimplify_function_tree): Conditionally initialize
12222 asan_poisoned_variables.
12224 2017-01-04 Jeff Law <law@redhat.com>
12226 PR tree-optimizatin/78812
12227 * rtl.h (contains_mem_rtx_p): Prototype.
12228 * ifcvt.c (containts_mem_rtx_p): Move from here to...
12229 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
12230 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
12231 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
12232 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
12234 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12236 * input.c (assert_char_at_range): Default-initialize actual_range.
12238 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12240 * df-scan.c (df_ref_create_structure): Make regno unsigned,
12241 to match the caller.
12243 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12245 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
12246 insns after final jump in test to emit dummy move.
12248 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12250 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
12251 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
12253 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12255 * multiple_target.c (create_dispatcher_calls): Init e_next.
12256 * tree-ssa-loop-split.c (split_loop): Init border.
12257 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
12260 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12265 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
12266 (altivec_register_operand): Do not return true if the operand
12267 contains a SUBREG mixing SImode and SFmode.
12268 (vsx_register_operand): Likewise.
12269 (vsx_reg_sfsubreg_ok): New predicate.
12270 (vfloat_operand): Do not return true if the operand contains a
12271 SUBREG mixing SImode and SFmode.
12272 (vint_operand): Likewise.
12273 (vlogical_operand): Likewise.
12274 (gpc_reg_operand): Likewise.
12275 (int_reg_operand): Likewise.
12276 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
12277 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
12278 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
12280 (rs6000_emit_move_si_sf_subreg): New helper function.
12281 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
12282 fixup SUBREGs involving SImode and SFmode.
12283 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
12284 numbers for the new peephole2 optimization.
12285 (peephole2 for SFmode unions): New peephole2 to optimize cases in
12286 the GLIBC math library that do AND/IOR/XOR operations on single
12287 precision floating point.
12288 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
12289 target macros to say whether we need to avoid SUBREGs mixing
12291 (TARGET_ALLOW_SF_SUBREG): Likewise.
12292 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
12293 (UNSPEC_SI_FROM_SF): Likewise.
12294 (iorxor): Change spacing.
12295 (and_ior_xor): New iterator for AND, IOR, and XOR.
12296 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
12297 (movdi_from_sf_zero_ext): Likewise.
12298 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
12299 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
12300 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
12301 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
12302 (fms<mode>4): Likewise.
12303 (fnma<mode>4): Likewise.
12304 (fnms<mode>4): Likewise.
12305 (nfma<mode>4): Likewise.
12306 (nfms<mode>4): Likewise.
12308 2017-01-04 Marek Polacek <polacek@redhat.com>
12311 * doc/invoke.texi: Document -Wpointer-compare.
12313 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12315 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
12318 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
12319 descriptions for -gdwarf-5 and emit them as uleb128 instead of
12322 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
12325 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
12326 documentation of the powerpc_popcntb_ok attribute.
12327 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12328 code to issue warning messages if a requested CPU configuration is
12329 not supported by the binary (assembler and loader) toolchain.
12330 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
12331 made to define a built-in function that has been disabled.
12332 (paired_init_builtins): Add assertion to prevent ICE if attempt is
12333 made to define a built-in function that has been disabled.
12334 (altivec_init_builtins): Add comment explaining why definition
12335 of the DST built-in functions is not preceded by an assertion
12336 check. Add assertions to prevent ICE if attempts are made to
12337 define an altivec predicate or an abs* built-in function that has
12339 (htm_init_builtins): Add comment explaining why definition of the
12340 htm built-in functions is not preceded by an assertion check.
12342 2017-01-04 Jeff Law <law@redhat.com>
12344 PR tree-optimizatin/67955
12345 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
12346 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
12347 the points-to solution does not include pt_null. Use DECL_PT_UID
12350 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
12352 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
12353 Use gen_int_mode instead of gen_lopwart for const_int operands.
12355 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12357 PR tree-optimization/71563
12358 * match.pd: Simplify X << Y into X if Y is known to be 0 or
12359 out of range value - has low bits known to be zero.
12361 2017-01-04 Alan Modra <amodra@gmail.com>
12363 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
12364 * configure: Regenerate.
12365 * config.in: Regenerate.
12367 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12370 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
12371 a substring of the message, but strcmp with the whole message. Ifdef
12372 ENABLE_NLS, translate the message first using dgettext.
12374 2017-01-03 Jeff Law <law@redhat.com>
12376 PR tree-optimizatin/78856
12377 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
12378 (mark_threaded_blocks): Remove code to truncate thread paths that
12379 cross multiple loop headers. Instead invalidate the cached loop
12380 iteration information and handle case of a thread path walking
12381 into an irreducible region.
12383 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12386 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
12387 assertions. Add support for doing the signbit if the IEEE 128-bit
12388 floating point value is in a GPR.
12389 * config/rs6000/rs6000.md (Fsignbit): Delete.
12390 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
12391 Update the length attribute if the value is in a GPR.
12392 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
12393 the sign or zero extension instruction, since the value is always 0/1.
12394 (signbit<mode>2_dm2): Delete using <Fsignbit>.
12397 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
12398 extracting SImode to a GPR register so that we can generate a
12399 store, limit the vector to be in a traditional Altivec register
12400 for the vextuwrx instruction.
12402 2017-01-03 Ian Lance Taylor <iant@google.com>
12404 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
12406 2017-01-03 Martin Sebor <msebor@redhat.com>
12408 PR tree-optimization/78696
12409 * gimple-ssa-sprintf.c (format_floating): Correct handling of
12410 precision. Use MPFR for %f for greater fidelity. Correct handling
12412 (pass_sprintf_length::compute_format_length): Set width and precision
12413 specified by asrerisk to void_node for vararg functions.
12414 (try_substitute_return_value): Adjust dump output.
12416 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
12418 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
12420 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
12422 * doc/invoke.texi (SPARC options): Document -mlra as the default.
12423 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
12424 -mlra/-mno-lra was passed to the compiler.
12426 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
12428 PR rtl-optimization/65618
12429 * emit-rtl.c (try_split): Move initialization of "before" and
12430 "after" to just before the call to emit_insn_after_setloc.
12432 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12434 * doc/md.texi (Standard Names): Remove reference to Java frontend.
12436 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
12438 * dwarf2out.c (gen_enumeration_type_die): When
12439 -gno-strict-dwarf, add a DW_AT_encoding attribute.
12441 2017-01-03 Jakub Jelinek <jakub@redhat.com>
12443 PR tree-optimization/78965
12444 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12445 Change first argument from const call_info & to call_info &. For %n
12446 set info.nowrite to false.
12448 PR middle-end/78901
12449 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
12450 possibly throwing calls.
12452 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
12453 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
12454 and fns handling, rather than in a separate case SSA_NAME.
12456 2017-01-02 Jeff Law <law@redhat.com>
12458 * config/darwin-driver.c (darwin_driver_init): Const-correctness
12459 fixes for first_period and second_period variables.
12461 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
12464 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
12465 (*insvqi_1): New insn pattern.
12466 (*insvqi_1_mem_rex64): Ditto.
12467 (*insvqi_2): Ditto.
12468 (*insvqi_3): Rename from *insvqi.
12470 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
12472 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12474 * doc/cfg.texi (Edges): Remove reference to Java.
12475 (Maintaining the CFG): Ditto.
12477 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12479 PR middle-end/77674
12480 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
12481 transparent aliases.
12483 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12485 PR middle-end/77484
12486 * predict.def (PRED_CALL): Update hitrate.
12487 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
12488 * predict.c (tree_estimate_probability_bb): Split CALL predictor
12489 into direct/indirect/polymorphic variants.
12491 2017-01-01 Jakub Jelinek <jakub@redhat.com>
12493 Update copyright years.
12495 * gcc.c (process_command): Update copyright notice dates.
12496 * gcov-dump.c (print_version): Ditto.
12497 * gcov.c (print_version): Ditto.
12498 * gcov-tool.c (print_version): Ditto.
12499 * gengtype.c (create_file): Ditto.
12500 * doc/cpp.texi: Bump @copying's copyright year.
12501 * doc/cppinternals.texi: Ditto.
12502 * doc/gcc.texi: Ditto.
12503 * doc/gccint.texi: Ditto.
12504 * doc/gcov.texi: Ditto.
12505 * doc/install.texi: Ditto.
12506 * doc/invoke.texi: Ditto.
12508 Copyright (C) 2017 Free Software Foundation, Inc.
12510 Copying and distribution of this file, with or without modification,
12511 are permitted in any medium without royalty provided the copyright
12512 notice and this notice are preserved.
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