1 2016-04-17 Tom de Vries <tom@codesourcery.com>
3 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
4 '{}<> ' as escape-for-record.
6 2016-04-17 Tom de Vries <tom@codesourcery.com>
8 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
11 2016-04-17 Tom de Vries <tom@codesourcery.com>
14 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
15 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
16 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
17 * passes.c (finish_optimization_passes): Only call
18 finish_graph_dump_file if dfi->graph_dump_initialized.
19 (execute_function_dump, pass_init_dump_file): Use
20 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
22 2016-04-17 Tom de Vries <tom@codesourcery.com>
24 PR tree-optimization/70256
25 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
26 (debug_varmap): New function.
28 2016-04-17 Tom de Vries <tom@codesourcery.com>
31 * passes.c (pass_manager::register_pass): Propagate pflags.
33 2016-04-17 Tom de Vries <tom@codesourcery.com>
36 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
37 * passes.c (pass_manager::pass_manager): Declare and init p_start in
38 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
39 check if it's equal to p_start.
40 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
42 2016-04-15 Jan Hubicka <jh@suse.cz>
45 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
46 function does not bind to current def.
47 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
48 handle conservatively calls to functions that does not need to bind
50 (check_call): Update call of worse_state.
51 (ignore_edge_for_nothrow): Update.
52 (ignore_edge_for_pure_const): Likewise.
53 (propagate_pure_const): Update calls to worse_state.
54 (skip_function_for_local_pure_const): Reformat comments.
56 2016-04-15 Jan Hubicka <jh@suse.cz>
59 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
60 (cgraph_node::function_symbol): Likewise.
61 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
62 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
63 (symtab_node::ultimate_alias_target): Add REF parameter.
64 (symtab_node::binds_to_current_def_p): Declare.
65 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
66 (cgraph_node::function_symbol): Likewise.
67 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
68 (cgraph_node::get_availability): Likewise.
69 (cgraph_edge::binds_to_current_def_p): New inline function.
70 (varpool_node::get_availability): Add REF parameter.
71 (varpool_node::ultimate_alias_target): Likewise.
72 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
73 (symtab_node::binds_to_current_def_p): Likewise.
74 * varpool.c (varpool_node::get_availability): Likewise.
76 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
79 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
82 2016-04-15 Jakub Jelinek <jakub@redhat.com>
84 * BASE-VER: Set to 7.0.0.
86 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
88 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
90 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
92 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
93 architecture revisions.
95 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
97 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
98 * config/i386/i386.c (ix86_using_red_zone): No longer static.
99 * config/i386/i386.md (stack decrement to push peepholes): Guard
100 with !x86_using_red_zone ().
102 2016-04-15 Jakub Jelinek <jakub@redhat.com>
105 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
106 to dump_generic_node.
107 (NIY): Pass also flags to do_niy.
109 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
111 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
112 (simd_clone_vector_of_formal_parm_types)
113 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
114 (simd_clone_mangle, simd_clone_create)
115 (simd_clone_adjust_return_type, create_tmp_simd_array)
116 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
117 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
118 (ipa_simd_modify_function_body, simd_clone_linear_addend)
119 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
120 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
121 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move
123 * omp-simd-clone.c: ... this new file.
124 (simd_clone_vector_of_formal_parm_types): Make it static.
125 * Makefile.in (OBJS): Add omp-simd-clone.o.
127 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
130 * config/i386/sse.md: Use proper memory operand
134 2016-04-15 Richard Biener <rguenther@suse.de>
135 Alan Modra <amodra@gmail.com>
137 PR tree-optimization/70130
138 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
139 when alignment stays not the same and no not use the realign
142 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
145 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
146 direct move handlers for KFmode. Change TFmode handlers test from
147 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
149 2016-04-14 Jakub Jelinek <jakub@redhat.com>
152 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
153 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
154 (inlined_polymorphic_ctor_dtor_block_p): Use it.
155 * tree-ssa-live.c (remove_unused_scope_block_p): When
156 in_ctor_dtor_block, avoid discarding not just BLOCKs with
157 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
158 block_ultimate_origin is FUNCTION_DECL.
159 (remove_unused_locals): If current_function_decl is
160 polymorphic_ctor_dtor_p, pass initial true to
161 remove_unused_scope_block_p' is_ctor_dtor_block.
163 2016-04-14 Martin Sebor <msebor@redhat.com>
168 * doc/extend.texi (Variable Length): Revert.
170 2016-04-14 Marek Polacek <polacek@redhat.com>
171 Jan Hubicka <hubicka@ucw.cz>
174 * tree.c (verify_type): Disable the canonical type of main variant
177 2016-04-14 Jason Merrill <jason@redhat.com>
179 * cfgexpand.c, expr.c: Revert previous change.
181 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
184 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
185 when building a mem ref for the incoming reduction variable.
187 2016-04-14 Richard Biener <rguenther@suse.de>
189 PR tree-optimization/70614
190 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
191 loop if the evolution dropped to chrec_dont_know.
192 (interpret_condition_phi): Likewise.
194 2016-04-14 Richard Biener <rguenther@suse.de>
196 PR tree-optimization/70623
197 * tree-ssa-pre.c (changed_blocks): Make global ...
198 (compute_antic): ... local here. Move and fix worklist
199 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
200 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
201 worklist handling, dump when ANTIC_IN changed.
202 (compute_partial_antic_aux): Remove worklist handling.
203 (init_pre): Do not compute post dominators. Add a comment about
204 the CFG order chosen.
205 (fini_pre): Do not free post dominators.
207 2016-04-13 Martin Sebor <msebor@redhat.com>
212 * doc/extend.texi (Variable Length): Document C++ specifics.
214 2016-04-13 Jakub Jelinek <jakub@redhat.com>
217 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
218 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
219 eh edges have been purged.
222 * tree-sra.c (create_access_replacement,
223 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
225 * tree-pretty-print.c (dump_fancy_name): New function.
226 (dump_decl_name, dump_generic_node): Use it.
228 2016-04-13 Jason Merrill <jason@redhat.com>
230 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
231 * expr.c (expand_expr_real_1): Likewise.
233 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
235 * config/i386/i386.md (kunpckhi): Swap operands.
236 (kunpcksi): Likewise.
237 (kunpckdi): Likewise.
238 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
239 (vec_pack_trunc_<mode>): Likewise.
241 2016-04-13 Jakub Jelinek <jakub@redhat.com>
244 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
247 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
248 gimplification turns some element into non-constant.
251 * rtl.h (convert_memory_address_addr_space_1): New prototype.
252 * explow.c (convert_memory_address_addr_space_1): No longer static,
253 add NO_EMIT argument and don't call convert_modes if true, pass
254 it down recursively, remove break after return.
255 (convert_memory_address_addr_space): Adjust caller.
256 * simplify-rtx.c (simplify_unary_operation_1): Call
257 convert_memory_address_addr_space_1 instead of convert_memory_address,
258 if it returns NULL, don't simplify.
260 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
263 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
265 2016-04-12 Jakub Jelinek <jakub@redhat.com>
267 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
268 Bump the upper SIMDLEN limits, so that if the return type or
269 characteristic type if the return type is void can be passed in
270 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
273 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
276 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
277 Do not use "=" constraint on an input constraint.
278 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
279 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
280 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
281 generates (neg (abs ...)) instead of (abs ...).
283 2016-04-12 Jakub Jelinek <jakub@redhat.com>
285 PR rtl-optimization/70596
286 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
287 just invalidate LRA data and reset them. Adjust dump wording.
289 2016-04-12 Martin Liska <mliska@suse.cz>
292 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
294 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
296 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
297 max_loop_iterations_int.
298 (tree_unswitch_outer_loop): Likewise.
299 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
300 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
302 2016-04-12 Tom de Vries <tom@codesourcery.com>
304 PR tree-optimization/68756
305 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
308 2016-04-12 Jakub Jelinek <jakub@redhat.com>
310 PR tree-optimization/70602
311 * tree-sra.c (generate_subtree_copies): Don't write anything into
314 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
315 regardless whether there are depend clauses or not.
317 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
320 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
321 target attribute and pragma from changing the -mfloat128
322 and -mfloat128-hardware options.
324 * doc/extend.texi (Additional Floating Types): Document PowerPC
325 __float128 restrictions.
327 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
330 * config/aarch64/driver-aarch64.c
331 (aarch64_get_extension_string_for_isa_flags): New.
332 (arch_extension): Rename to...
333 (aarch64_arch_extension): ...This.
334 (ext_to_feat_string): Rename to...
335 (aarch64_extensions): ...This.
336 (aarch64_core_data): Keep track of architecture extension flags.
337 (cpu_data): Rename to...
338 (aarch64_cpu_data): ...This.
339 (aarch64_arch_driver_info): Keep track of architecture extension
341 (get_arch_name_from_id): Rename to...
342 (get_arch_from_id): ...This, change return type.
343 (host_detect_local_cpu): Update and reformat for renames, handle
344 extensions through common infrastructure.
346 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
349 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
350 track of a canonical flag name.
351 (all_extensions): Likewise.
352 (arch_to_arch_name): Also track extension flags enabled by the arch.
353 (all_architectures): Likewise.
354 (aarch64_parse_extension): Move to here.
355 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
357 (aarch64_rewrite_selected_cpu): Update for above change.
358 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
359 are handled, such that the single explicit value enabled by an
360 extension is kept seperate from the implicit values it also enables.
361 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
363 (aarch64_parse_extension): New.
364 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
365 here to config/aarch64/aarch64-protos.h.
366 (aarch64_parse_extension): Move from here to
367 common/config/aarch64/aarch64-common.c.
368 (aarch64_option_print): Update.
369 (aarch64_declare_function_name): Likewise.
370 (aarch64_start_file): Likewise.
371 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
372 the canonical flag for extensions.
373 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
376 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
378 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
381 2016-04-09 Tom de Vries <tom@codesourcery.com>
383 PR tree-optimization/68953
384 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
385 first to last subscript.
387 2016-04-09 Jakub Jelinek <jakub@redhat.com>
389 PR tree-optimization/70586
390 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
393 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
397 PR tree-optimization/70373
401 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
402 clauses for acc parallel reductions as necessary. Error on those
404 * omp-low.c (scan_sharing_clauses): Don't install variables which
405 are used in acc parallel reductions.
406 (lower_rec_input_clauses): Remove dead code.
407 (lower_oacc_reductions): Add support for reference reductions.
408 (lower_reduction_clauses): Remove dead code.
409 (lower_omp_target): Don't remap variables appearing in acc parallel
411 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
413 2016-04-08 Jakub Jelinek <jakub@redhat.com>
416 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
417 with multiple SSA_NAME defs, force the outputs other than first
418 to be live before calling live_track_process_def on each output.
420 PR rtl-optimization/70574
421 * fwprop.c (forward_propagate_and_simplify): Don't add
422 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
423 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
424 paradoxical subregs within *loc.
426 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
428 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
429 -ftree-parallelize-loops={0,1}.
430 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
431 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
432 * config/ia64/hpux.h (LIB_SPEC): Likewise.
433 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
434 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
436 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
439 * asan.c (instrument_derefs): If we get unknown location, extract it
441 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
443 2016-04-08 Tom de Vries <tom@codesourcery.com>
445 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
446 implicit firstprivate clause.
448 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
451 * config/arm/thumb2.md (tst + branch-> lsls + branch
452 peephole below *orsi_not_shiftsi_si): Require that condition
453 register is dead after the peephole.
454 (second peephole after the above): Likewise.
456 2016-04-08 Alan Modra <amodra@gmail.com>
459 * builtins.c (fold_builtin_classify): For IBM extended precision,
460 look at just the high-order double to test for NaN.
461 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
462 test just the high double for Inf but both doubles for subnormal
465 2016-04-07 Jakub Jelinek <jakub@redhat.com>
467 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
468 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
469 node->simdclone->mask_mode != VOIDmode masks.
470 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
471 earlier, use it instead of node->simdclone.
472 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
473 Set clonei->mask_mode.
475 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
478 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
479 Pass it through to cp_parser_already_scoped_statement.
480 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
481 it through to cp_parser_statement.
482 (cp_parser_statement): Pass IF_P through to
483 cp_parser_iteration_statement.
484 (cp_parser_pragma): Adjust call to
485 cp_parser_iteration_statement.
487 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
490 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
491 resolve a future -Wparentheses warning.
492 * omp-low.c (scan_sharing_clauses): Likewise.
493 * tree-parloops.c (eliminate_local_variables): Likewise.
495 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
497 PR rtl-optimization/70398
498 * lra-constraints.c (process_address_1): Check zero scale and code
499 for reloading with zero scale.
501 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
503 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
504 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
506 2016-04-06 Jakub Jelinek <jakub@redhat.com>
508 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
509 Add support for AVX512F clones, include them by default for
510 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
511 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
515 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
516 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
517 firstprivate clauses.
518 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
519 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
520 (lower_omp_target): Set TREE_NO_WARNING for
521 non-addressable possibly uninitialized vars which are copied into
522 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
524 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
526 * config/pa/predicates.md (integer_store_memory_operand): Accept
527 REG+D operands with a large offset when reload_in_progress is true.
528 (floating_point_store_memory_operand): Likewise.
530 2016-04-05 Jakub Jelinek <jakub@redhat.com>
533 * match.pd (nested int casts): Limit to GIMPLE.
535 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
538 * ipa-devirt.c (maybe_record_node): Fix comment; use
539 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
541 2016-04-05 Jakub Jelinek <jakub@redhat.com>
543 PR rtl-optimization/70542
544 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
545 if there are any uses other than insn or debug insns.
547 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
548 Jakub Jelinek <jakub@redhat.com>
550 PR tree-optimization/70509
551 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
552 Shift HOST_WIDE_INT_1U instead of 1.
554 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
556 PR tree-optimization/70509
557 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
558 of the vector base type for index.
560 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
563 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
565 2016-04-05 Richard Biener <rguenther@suse.de>
567 PR tree-optimization/70526
568 * tree-sra.c (build_ref_for_offset): Use prev_base to
569 extract the alias pointer type.
571 2016-04-05 Richard Biener <rguenther@suse.de>
573 * dse.c (struct store_info): Remove alias_set member.
574 (struct read_info_type): Likewise.
575 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
576 spill_deleted, clear_alias_set_lookup): Remove.
577 (get_group_info): Remove dead base == NULL_RTX case.
578 (dse_step0): Remove initialization of removed variables.
579 (delete_dead_store_insn): Reomve alias set dumping.
580 (free_read_records): Remove alias_set handling.
581 (canon_address): Remove alias_set_out parameter.
582 (record_store): Remove spill_alias_set, it's always zero.
583 (check_mem_read_rtx): Likewise.
584 (dse_step2): Rename from ...
585 (dse_step2_nospill): ... this. Adjust.
586 (scan_stores): Rename from ...
587 (scan_stores_nospill): ... this.
588 (scan_reads): Rename from ...
589 (scan_reads_nospill): ... this.
590 (scan_stores_spill, scan_reads_spill): Remove.
591 (dse_step3_scan): Remove for_spills argument which is always false.
592 (dse_step3): Likewise.
593 (dse_step5): Rename from ...
594 (dse_step5_nospill): ... this. Remove alias_set handling.
595 (rest_of_handle_dse): Adjust.
597 2016-04-05 Jakub Jelinek <jakub@redhat.com>
600 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
601 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
602 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
603 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
605 2016-04-05 Richard Biener <rguenther@suse.de>
608 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
609 non-register type temporaries into SSA.
611 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
614 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
615 calls when sanitizing.
616 (possible_polymorphic_call_target_p): Fix formatting.
618 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
619 Jakub Jelinek <jakub@redhat.com>
622 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
623 to ensure a call statement is compatible with a built-in's
625 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
628 2016-04-04 Richard Biener <rguenther@suse.de>
630 PR rtl-optimization/70484
631 * rtl.h (canon_output_dependence): Declare.
632 * alias.c (canon_output_dependence): New function.
633 * dse.c (record_store): Use canon_output_dependence rather
634 than canon_true_dependence.
636 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
639 * cgraph.h (symtab_node::copy_visibility_from): New function.
640 * symtab.c (symtab_node::copy_visibility_from): New function.
641 * ipa-visibility.c (optimize_weakref): New function.
642 (function_and_variable_visibility): Use it.
644 2016-04-04 Martin Liska <mliska@suse.cz>
647 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
648 value that is really in range handled by SBR instruction.
649 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
650 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
651 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
653 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
657 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
658 set, but not for SP_REG operands.
660 2016-04-02 Martin Sebor <msebor@redhat.com>
663 * fold-const.c (maybe_nonzero_address): New function.
664 (fold_comparison): Call it. Fold equality and relational
665 expressions involving null pointers.
666 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
668 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
670 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
671 the "Y" constraint (scalar FP 0.0 immediate).
673 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
674 Add the "const_double" to the list of operand constraints.
676 2016-04-01 Jakub Jelinek <jakub@redhat.com>
678 PR rtl-optimization/70467
679 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
680 If low word of the last operand is 0, just emit addition/subtraction
683 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
686 * config/s390/s390.c (s390_expand_insv): Check for everything
687 constant instead of just VOIDmode stuff.
689 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
692 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
694 2016-04-01 Nathan Sidwell <nathan@acm.org>
696 * tree.def (TRY_CATCH_EXPR): Correct documentation.
698 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
700 PR rtl-optimization/70461
701 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
704 2016-03-31 Martin Liska <mliska@suse.cz>
707 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
708 a tree value or an immediate integer value to a buffer
709 that is eventually copied to a BRIG section.
710 (emit_immediate_operand): Call the function here.
711 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
712 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
713 of class' fields that are removed.
714 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
715 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
716 m_brig_repr_size fields.
718 2016-03-31 Martin Liska <mliska@suse.cz>
721 * hsa-gen.c (hsa_function_representation::update_dominance): New
723 (convert_addr_to_flat_segment): Likewise.
724 (gen_hsa_memory_set): New alignment argument.
725 (gen_hsa_ctor_assignment): Likewise.
726 (gen_hsa_insns_for_single_assignment): Provide alignment
727 to gen_hsa_ctor_assignment.
728 (gen_hsa_insns_for_direct_call): Add new argument.
729 (expand_lhs_of_string_op): New function.
730 (expand_string_operation_builtin): Likewise.
731 (expand_memory_copy): New function.
732 (expand_memory_set): New function.
733 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
734 (convert_switch_statements): Change signature.
735 (generate_hsa): Use a return value of the function.
736 (pass_gen_hsail::execute): Do not call
737 convert_switch_statements here.
738 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
739 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
740 (hsa_function_representation::update_dominance): New function.
742 2016-03-31 Martin Liska <mliska@suse.cz>
745 * hsa-brig.c (emit_directive_variable): Emit alignment
746 according to hsa_symbol::m_align.
747 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
748 (dump_hsa_symbol): Dump alignment of HSA symbols.
749 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
750 (gen_hsa_addr_with_align): New function.
751 (hsa_bitmemref_alignment): Use newly added function.
752 (gen_hsa_insns_for_load): Likewise.
753 (gen_hsa_insns_for_store): Likewise.
754 (gen_hsa_memory_copy): New argument added.
755 (gen_hsa_insns_for_single_assignment): Respect
756 alignment for assignments processed via gen_hsa_memory_copy.
757 (gen_hsa_insns_for_direct_call): Likewise.
758 (gen_hsa_insns_for_return): Likewise.
759 (gen_function_def_parameters): Set default alignment.
760 * hsa.c (hsa_object_alignment): New function.
761 (hsa_byte_alignment): Pasted function.
762 * hsa.h (hsa_symbol::m_align): New field.
764 2016-03-31 Bin Cheng <bin.cheng@arm.com>
766 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
767 scratch field for goto case.
769 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
771 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
773 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
776 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
777 (scalar_chain::convert_insn): Call convert_op for reg
778 moves to handle undefined registers.
780 2016-03-31 Nathan Sidwell <nathan@acm.org>
783 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
784 Assert we don't want to move backwards.
786 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
789 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
791 2016-03-31 Jakub Jelinek <jakub@redhat.com>
793 PR rtl-optimization/70460
794 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
795 with operand from REG_LABEL_OPERAND, instead substitute
796 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
797 Don't do anything for REG_NON_LOCAL_GOTO jumps.
799 2016-03-31 Martin Liska <mliska@suse.cz>
801 * passes.c (execute_one_pass): Do not call
802 todo_after for a discarded function.
804 2016-03-31 Bin Cheng <bin.cheng@arm.com>
806 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
807 (no_cost, infinite_cost): Initialize the new field.
808 (get_computation_cost_at): Record setup cost.
809 (determine_use_iv_cost_address): Skip cost computation for sub
810 uses if we can estimate it without losing accuracy.
812 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
814 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
816 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
817 max_loop_iterations_int.
818 (tree_unswitch_outer_loop): Likewise.
819 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
820 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
822 2016-03-30 Richard Biener <rguenther@suse.de>
825 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
827 2016-03-30 Jakub Jelinek <jakub@redhat.com>
830 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
831 in gen_blendm expander.
833 2016-03-30 Nick Clifton <nickc@redhat.com>
836 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
837 case where we are already provided with an SImode SUBREG.
839 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
842 * config/i386/i386.c (ix86_expand_epilogue): Properly check
843 conflict between DRAP register and __builtin_eh_return.
845 2016-03-30 Michael Matz <matz@suse.de>
846 Richard Biener <rguenther@suse.de>
849 * ipa-polymorphic-call.c (struct type_change_info): Change
850 speculative to an unsigned allowing to limit the work we do.
851 (csftc_abort_walking_p): New inline function..
852 (check_stmt_for_type_change): Limit the number of may-defs
853 skipped for speculative devirtualization to
854 max-speculative-devirt-maydefs.
855 * params.def (max-speculative-devirt-maydefs): New param.
856 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
858 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
861 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
864 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
866 PR tree-optimization/59124
867 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
868 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
870 2016-03-29 Jeff Law <law@redhat.com>
872 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
874 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
876 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
879 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
881 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
882 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
883 gcrt0.o if linking dynamically.
885 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
888 * ipa-devirt.c (methods_equal_p): New function.
889 (compare_virtual_tables): Use it.
890 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
891 * cgraphclones.c (clone_function_name_1): Use
892 symbol_table::symbol_suffix_separator.
893 * coverage.c (build_var): Likewise.
894 * symtab.c (symbol_table::symbol_suffix_separator): New.
896 2016-03-29 Jakub Jelinek <jakub@redhat.com>
898 PR rtl-optimization/70429
899 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
900 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
904 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
906 PR tree-optimization/70405
907 * ssa-iterators.h (num_imm_uses): Add missing braces.
909 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
911 PR rtl-optimization/68695
912 * ira-color.c (allocno_copy_cost_saving): New.
913 (improve_allocation): Use it.
915 2016-03-29 Richard Henderson <rth@redhat.com>
918 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
920 2016-03-29 Richard Biener <rguenther@suse.de>
923 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
924 use alignment returned by get_pointer_alignment_1 if it is
925 bigger than BITS_PER_UNIT.
926 * builtins.c (get_pointer_alignment_1): Do not return true
927 for alignment extracted from SSA info.
929 2016-03-28 James Bowman <james.bowman@ftdichip.com>
931 * config/ft32/ft32.opt (mnodiv): New.
932 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
933 * doc/invoke.texi (FT32 Options -mnodiv): New.
935 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
938 * config/i386/i386.md (define_split, andn): Fix modes.
940 2016-03-26 Richard Biener <rguenther@suse.de>
941 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
944 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
946 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
947 as 2nd argument to cl_optimization_restore().
949 2016-03-25 Richard Henderson <rth@redhat.com>
952 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
953 * config/aarch64/aarch64-protos.h: Declare it.
954 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
956 2016-03-25 Alan Modra <amodra@gmail.com>
959 * config/rs6000/constraints.md (j): Simplify.
960 * config/rs6000/predicates.md (easy_fp_constant): Exclude
962 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
963 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
964 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
965 in all constraint alternatives.
966 (movtd_64bit_nodm): Delete "j" constraint alternative.
968 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
970 * tree-ssa-propagate.c: Enhance docs for
971 SSA_PROP_NOT_INTERESTING.
973 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
975 * doc/extend.texi: Fix typo in documentation to pure attribute.
977 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
980 * config/pa/pa.md (bswapdi2): Use a scratch register.
982 2016-03-24 Richard Henderson <rth@redhat.com>
985 * fold-const.c (extract_muldiv_1): Correct test for multiplication
988 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
990 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
991 using ix86_expand_binary_operator instead of gen_andsi3.
993 2016-03-24 Richard Biener <rguenther@suse.de>
995 PR tree-optimization/70396
996 * tree-vect-stmts.c (vectorizable_comparison): Use
997 get_vectype_for_scalar_type.
999 2016-03-24 Richard Biener <rguenther@suse.de>
1002 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
1003 with register bases.
1005 2016-03-24 Richard Biener <rguenther@suse.de>
1007 PR tree-optimization/70372
1008 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
1009 build_all_ones_cst to also handle vector types correctly.
1011 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1014 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
1017 2016-03-23 Marek Polacek <polacek@redhat.com>
1020 * doc/invoke.texi: Document -Wignored-attributes.
1022 2016-03-23 Bin Cheng <bin.cheng@arm.com>
1024 PR tree-optimization/69042
1025 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
1026 parameter from 30 to 40.
1028 2016-03-23 Bin Cheng <bin.cheng@arm.com>
1030 PR tree-optimization/69042
1031 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
1032 for use with constant offset stripped in base.
1034 2016-03-23 Richard Biener <rguenther@suse.de>
1037 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
1038 mode compatibility check.
1039 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
1041 2016-03-23 Jeff Law <law@redhat.com>
1043 PR tree-optimization/64058
1044 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
1046 (struct ssa_conflicts): Move up earlier in the file.
1047 (conflicts_, var_map_): New static variables.
1048 (initialize_conflict_count): New function to initialize the
1049 CONFLICT_COUNT field for each conflict pair.
1050 (compare_pairs): Lazily initialize the conflict count and use it
1051 as the first tie-breaker.
1052 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
1053 and wipe conflicts_ and map_ around the call to qsort. Remove
1054 special case for 2 coalesce pairs.
1055 * bitmap.c (bitmap_count_unique_bits): New function.
1056 (bitmap_count_bits_in_word): New function, extracted from
1058 (bitmap_count_bits): Use bitmap_count_bits_in_word.
1059 * bitmap.h (bitmap_count_unique_bits): Declare it.
1061 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
1064 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
1065 transparent alias chain for decl assembler name.
1066 * config/sol2.c (solaris_assemble_visibility): Likewise.
1068 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1070 * config/arm/arm1020e.md (1020call_op): Reduce reservation
1072 (v10_fdivs): Likewise.
1073 (v10_fdivd): Likewise.
1075 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1078 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
1079 to not call fclose twice on file.
1081 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1083 PR tree-optimization/70354
1084 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
1085 oprnd0 is wider than oprnd1 and there is a cast from the wider
1086 type to oprnd1, mask it with the mask of the narrower type.
1089 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
1090 Optimize TARGET_STV splitters, if high or low word of last argument
1093 2016-03-22 Jeff Law <law@redhat.com>
1096 tree-ssa-threadbackward.c
1097 (fsm_find_control_statement_thread_paths): Correctly distinguish
1098 between old style jump threads vs FSM jump threads.
1100 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
1103 * config/i386/i386.c (scalar_chain::convert_op): Support
1104 uninitialized register usage case.
1106 2016-03-22 Richard Biener <rguenther@suse.de>
1109 * genmatch.c (gen_transform): Adjust last parameter to a three-state
1111 (capture::gen_transform): ... to change behavior when substituting
1112 a condition into cond or not-cond expr context.
1113 (dt_simplify::gen_1): Adjust.
1114 * gimple-match-head.c: Include gimplify.h for unshare_expr.
1115 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
1116 last change and instead change to
1117 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
1118 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
1120 2016-03-22 Anthony Green <green@moxielogic.com>
1122 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
1123 issue for moxiebox targets.
1124 (CC1PLUS_SPEC): Ditto.
1126 2016-03-22 Richard Biener <rguenther@suse.de>
1129 * fold-const.c (extract_muldiv_1): Properly perform multiplication
1132 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
1134 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
1136 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
1139 * config/i386/i386.c (def_builtin): Handle
1140 OPTION_MASK_ISA_AVX512VL to be and-ed with other
1142 (const struct builtin_description bdesc_special_args[]):
1143 Remove duplicate ISA bits.
1145 2016-03-22 Jakub Jelinek <jakub@redhat.com>
1148 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
1149 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
1150 in a way that works also for AVX512BW.
1153 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
1154 instead of source if operands[1] is xmm16 and above and
1155 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
1156 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
1159 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
1160 on assign if (*from_p) is a comparison, set it to
1161 TREE_NO_WARNING (*from_p).
1163 2016-03-21 Jakub Jelinek <jakub@redhat.com>
1166 * lra.c (restore_scratches): Ignore deleted insns.
1168 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
1169 Jakub Jelinek <jakub@redhat.com>
1171 PR tree-optimization/70317
1172 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
1175 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
1179 of ix86_expand_move.
1181 (movti): Use general_operand for operand 1 predicate.
1183 2016-03-21 Martin Liska <mliska@suse.cz>
1185 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
1187 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
1189 2016-03-21 Martin Liska <mliska@suse.cz>
1192 * ipa-icf.c (sem_function::parse): Skip static
1193 constructors and destructors.
1195 2016-03-21 Jakub Jelinek <jakub@redhat.com>
1198 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
1199 function-like macro, peek following token(s) if it is followed
1200 by CPP_OPEN_PAREN token with optional padding in between, and
1201 if not, don't treat it like a macro.
1203 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
1204 Alexander Monakov <amonakov@ispras.ru>
1206 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
1207 for the stabs debug format.
1209 2016-03-21 Richard Biener <rguenther@suse.de>
1211 PR tree-optimization/70310
1212 * tree-vect-generic.c (expand_vector_condition): Fold the built
1215 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
1218 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
1219 Block third alternative for AVX-512VL target,
1221 2016-03-21 Martin Liska <mliska@suse.cz>
1224 * hsa-brig.c (emit_function_directives): Mark unemitted
1225 global variables for emission.
1226 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
1227 (get_symbol_for_decl): Likewise.
1228 * hsa.h (struct hsa_symbol): New flag.
1230 2016-03-21 Richard Biener <rguenther@suse.de>
1232 PR tree-optimization/70288
1233 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
1234 we do not estimate unsimplified all-constant conditionals or
1235 switches as optimized away.
1237 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
1239 PR rtl-optimization/69102
1240 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
1241 when we have a readonly dependency context.
1243 2016-03-18 Jeff Law <law@redhat.com>
1245 PR rtl-optimization/70263
1246 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
1247 (update_equiv_regs): When trying to move a store to after the insn
1248 that sets the source of the store, make sure the store occurs after
1249 the insn that sets the source of the store. When successful note
1250 the REG_EQUIV note created in the dump file.
1252 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
1253 Bernd Schmidt <bschmidt@redhat.com>
1255 * doc/extend.texi: Document more potential problems with basic asms.
1257 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
1259 PR rtl-optimization/70278
1260 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
1263 2016-03-18 Jason Merrill <jason@redhat.com>
1265 * calls.c (load_register_parameters): Fix zero size sibcall logic.
1267 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
1269 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
1270 values to 128b regs.
1272 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
1274 PR tree-optimization/70252
1275 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
1276 boolean vector has a proper number of elements.
1277 (supportable_narrowing_operation): Likewise.
1279 2016-03-18 Tom de Vries <tom@codesourcery.com>
1282 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
1284 2016-03-18 Jakub Jelinek <jakub@redhat.com>
1286 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
1287 instead of replace_rtx for DEBUG_INSNs.
1289 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1291 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
1292 load type reservations.
1294 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
1297 * config/pa/constraints.md: Revert 2015-02-13 change. Use
1298 define_constraint for "Q" and "T" constraints.
1300 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
1302 Tweak the pipeline model for Exynos M1
1304 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
1307 2016-03-17 David Malcolm <dmalcolm@redhat.com>
1310 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
1311 where one or both locations aren't within a line_map.
1313 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
1316 * opts.c (finish_options): Don't set flag_pie to the default if
1317 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
1320 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
1322 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
1323 true as ALL_REGS argument to replace_rtx.
1325 2016-03-17 Richard Biener <rguenther@suse.de>
1328 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
1331 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1334 * rtl.h (replace_rtx): Add ALL_REGS argument.
1335 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
1336 equality and assert mode is the same, instead of just rtx pointer
1338 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
1339 true as ALL_REGS argument to replace_rtx.
1341 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
1343 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
1344 for boolean vector with vector mode only.
1345 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
1347 2016-03-17 Nick Clifton <nickc@redhat.com>
1350 * config/rx/rx.c (rx_print_integer): Print negative constants in
1353 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1356 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
1358 2016-03-16 Richard Henderson <rth@redhat.com>
1359 Richard Biener <rguenth@suse.de>
1364 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
1365 first operand as is_gimple_condexpr.
1370 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
1371 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
1372 Do not gimplify the result.
1373 (do_unop): Adjust call to tree_vec_extract.
1374 (do_binop): Likewise.
1375 (do_compare): Likewise.
1376 (do_plus_minus): Likewise.
1377 (do_negate): Likewise.
1378 (expand_vector_condition): Likewise.
1379 (do_cond): Likewise.
1381 2016-03-16 Richard Henderson <rth@redhat.com>
1384 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
1385 (aarch64_classify_address): Use it.
1386 (aarch64_legitimize_address): Force all subexpressions of PLUS
1387 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
1389 2016-03-16 Jakub Jelinek <jakub@redhat.com>
1390 Richard Biener <rguenth@suse.de>
1393 * rtlanal.c (replace_rtx): For REG, if from is a REG,
1394 return to even if only REGNO is equal, and assert
1397 2016-03-11 Jeff Law <law@redhat.com>
1399 PR rtl-optimization/70224
1400 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
1402 2016-03-16 Richard Henderson <rth@redhat.com>
1405 * function.h (struct function): Add has_forced_label_in_static.
1406 * gimplify.c (force_labels_r): Set it.
1407 * lto-streamer-in.c (input_struct_function_base): Read it.
1408 * lto-streamer-out.c (output_struct_function_base): Write it.
1409 * tree-inline.c (has_label_address_in_static_1): Remove.
1410 (copy_forbidden): Remove fndecl parameter; test
1411 has_forced_label_in_static.
1412 (inline_forbidden_p): Update call to copy_forbidden.
1413 (tree_versionable_function_p): Likewise.
1414 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
1415 (chkp_versioning): Likewise.
1416 * tree-inline.h (copy_forbidden): Update decl.
1418 2016-03-16 Marek Polacek <polacek@redhat.com>
1421 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
1422 function being thunked if the result type doesn't have fixed size.
1423 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
1424 doesn't have fixed size.
1426 2016-03-16 Bin Cheng <bin.cheng@arm.com>
1428 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
1429 reporting malformed loop nest.
1431 2016-03-16 Tom de Vries <tom@codesourcery.com>
1434 * ipa-devirt.c (possible_polymorphic_call_targets): Move
1435 nodes.length () == 1 test to before first nodes[0] access.
1437 2016-03-16 Tom de Vries <tom@codesourcery.com>
1439 PR tree-optimization/68715
1440 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
1443 2016-03-16 Tom de Vries <tom@codesourcery.com>
1445 PR tree-optimization/68809
1446 * graphite-scop-detection.c (same_close_phi_node): Test if result types
1449 2016-03-16 Carlos O'Donell <carlos@redhat.com>
1450 Sandra Loosemore <sandra@codesourcery.com>
1452 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
1453 on leaf attribute. Mention ELF interposition problems.
1455 2016-03-16 Alan Modra <amodra@gmail.com>
1457 PR rtl-optimization/69195
1458 PR rtl-optimization/47992
1459 * ira.c (indirect_jump_optimize): Ignore artificial defs.
1462 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
1465 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
1467 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1469 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
1471 2016-03-15 Jakub Jelinek <jakub@redhat.com>
1473 PR rtl-optimization/70222
1474 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
1475 optimization if mode is different from result_mode, queue up masking
1476 of the result in outer_op. Formatting fix.
1479 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
1482 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1484 PR rtl-optimization/69032
1485 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
1486 looping backwards over basic block insns.
1488 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1491 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
1492 to non-speculative when propagating trap bits.
1494 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1496 PR rtl-optimization/63384
1497 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
1500 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1503 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
1504 factored out from ...
1505 (sched_analyze_insn): ... here.
1506 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
1507 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
1508 get_implicit_reg_pending_clobbers in it.
1509 (setup_id_reg_sets): Use setup_id_implicit_regs.
1510 (deps_init_id): Ditto.
1512 2016-03-15 Tom de Vries <tom@codesourcery.com>
1515 * cgraph.c (cgraph_node::get_body): Save, reset and restore
1517 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
1518 execute_function_dump.
1519 (execute_one_pass): Don't dump function if it will be dumped after ipa
1522 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1524 * genrecog.c (match_pattern_2): If pred is NULL don't call
1525 safe_predicate_mode on it.
1527 2016-03-14 Jakub Jelinek <jakub@redhat.com>
1530 * lra-constraints.c (delete_move_and_clobber): Change assertion
1531 to also allow dregno == 0.
1533 2016-03-14 Richard Henderson <rth@redhat.com>
1536 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
1537 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
1538 (reassociate_bb): Use optimize_vec_cond_expr; avoid
1539 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
1542 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
1545 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
1547 (lra_create_live_ranges_1): initialize hard register biggest_mode to
1549 * lra-constraints.c (split_reg): For hard regs, try to find the
1550 biggest single-register mode used in the function.
1552 2016-03-14 Richard Biener <rguenther@suse.de>
1554 PR tree-optimization/56365
1555 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
1556 constants to compare against.
1558 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
1561 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1562 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
1563 (define_split for the GPR case): Use int_reg_operand instead of
1564 gpc_reg_operand for the output.
1566 2016-03-14 Tom de Vries <tom@codesourcery.com>
1568 PR tree-optimization/70045
1569 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
1570 create_empty_if_region_on_edge argument.
1572 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
1574 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
1575 (STACK_CHECK_PROTECT): Likewise.
1576 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
1577 (STACK_CHECK_PROTECT): Likewise.
1578 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
1579 (STACK_CHECK_PROTECT): Likewise.
1580 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
1581 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1582 (STACK_CHECK_PROTECT): Likewise.
1584 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
1586 PR rtl-optimization/69307
1587 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
1588 registers in modes that span more than one register.
1590 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
1593 * lra-constraints.c (delete_move_and_clobber): New.
1594 (remove_inheritance_pseudos): Use it.
1596 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
1599 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
1600 the libcall is LCT_THROW.
1601 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
1602 for the checking routine.
1604 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1607 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
1608 optimization if we have direct move.
1609 (roundu32<mode>2_fprs): Likewise.
1611 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
1614 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
1616 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
1617 Arguments swapped. All callers changed. Take reg_renumber into
1618 account, and Calculate and compare register ranges for hard regs.
1620 2016-03-11 Jeff Law <law@redhat.com>
1622 PR tree-optimization/70190
1623 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1624 Handle cases where we can not extract the taken edge, even though we
1625 found a constant value.
1627 PR tree-optimization/64058
1628 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
1629 (num_coalesce_pairs): Move up earlier in file.
1630 (find_coalesce_pair): Initialize the INDEX field for each pair
1632 (compare_pairs): No longer sort on the elements in each pair.
1633 Instead break ties with the index of the coalesce pair.
1635 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1638 * config/aarch64/aarch64-protos.h
1639 (aarch64_save_restore_target_globals): New prototype.
1640 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
1641 Call the above when popping pragma.
1642 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
1644 (aarch64_set_current_function): Rewrite using the above.
1646 2016-03-11 Jakub Jelinek <jakub@redhat.com>
1648 PR tree-optimization/70177
1649 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
1650 (extract_ops_from_tree): ... this. In the 2 argument
1651 overload remove _1 suffix.
1652 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
1653 (extract_ops_from_tree): ... this.
1654 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
1656 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1657 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
1658 extract_ops_from_tree instead of 2 operand one.
1660 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
1662 PR tree-optimization/70013
1663 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
1664 for constant-pool entries.
1666 2016-03-11 Jakub Jelinek <jakub@redhat.com>
1668 PR rtl-optimization/70174
1669 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
1670 followed by gen_lowpart on force_reg instead of just gen_lowpart.
1672 PR tree-optimization/70169
1673 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
1674 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
1677 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
1678 Jakub Jelinek <jakub@redhat.com>
1681 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
1682 of uninitialized values.
1684 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1686 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
1688 ("*trunctddd2"): New pattern definition.
1689 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
1692 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1694 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
1695 definitions for BFP and DFP rounding modes.
1696 ("fixuns_truncdddi2", "fixuns_trunctddi2")
1697 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
1698 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
1699 ("fix_trunctf<mode>2"): Use the new constants instead of magic
1702 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1704 * config/s390/constraints.md: Adjust comment.
1705 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
1706 s390_decompose_addrstyle_without_index.
1707 * config/s390/predicates.md (shift_count_or_setmem_operand):
1708 Rename to setmem_operand.
1709 * config/s390/s390-protos.h
1710 (s390_decompose_shift_count): Rename to
1711 s390_decompose_addrstyle_without_index.
1712 * config/s390/s390.c (s390_decompose_shift_count)
1713 (s390_mem_constraint, print_shift_count_operand)
1714 (print_operand_address, print_operand): Rename
1715 s390_decompose_shift_count to
1716 s390_decompose_addrstyle_without_index and rename
1717 print_shift_count_operand to print_addrstyle_operand troughout the
1719 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
1720 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
1721 Rename shift_count_or_setmem_operand to setmem_operand.
1722 * config/s390/vx-builtins.md ("vec_insert<mode>")
1723 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
1726 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1729 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1730 Handle overlapping retval and newval.
1732 2016-03-10 Nick Clifton <nickc@redhat.com>
1735 * config/aarch64/aarch64.c
1736 (aarch64_override_options_after_change_1): When forcing
1737 flag_omit_frame_pointer to be true, use a special value that can
1738 be detected if this function is called again, thus preventing
1739 flag_omit_leaf_frame_pointer from being forced to be false.
1741 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1743 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
1744 Set x_flag_omit_leaf_frame_pointer when handling
1745 -momit-leaf-frame-pointer.
1747 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1750 * cgraph.c (cgraph_node::dump): Dump split_part and
1751 indirect_call_target.
1752 * cgraph.h (cgraph_node): Add indirect_call_target flag.
1753 * ipa.c (has_addr_references_p): Cleanup.
1754 (is_indirect_call_target_p): New.
1755 (walk_polymorphic_call_targets): Do not mark virtuals that may be
1756 called indirectly as local.
1757 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
1759 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1762 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
1763 on cxa_pure_virtual.
1765 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1768 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
1770 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1773 * tree.c (need_assembler_name_p): Only record main variant type names.
1775 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
1778 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
1779 Always define to 0 or 1.
1780 (TARGET_FIX_ERR_A53_843419): New macro.
1781 * config/aarch64/aarch64-elf-raw.h
1782 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
1783 * config/aarch64/aarch64-linux.h: Likewise.
1784 * config/aarch64/aarch64.c
1785 (aarch64_override_options_after_change_1): Do not default
1786 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
1788 (aarch64_attributes): Handle fix-cortex-a53-843419.
1789 (aarch64_can_inline_p): Likewise.
1790 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
1792 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
1793 Jakub Jelinek <jakub@redhat.com>
1795 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
1796 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
1797 DECL_COMMONS if flag_unconstrained_commons is set.
1798 * tree-dfa.c (get_ref_base_and_extent): Likewise.
1799 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
1800 (funconstrained-commons): Document.
1802 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
1804 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
1805 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
1807 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
1809 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
1810 has a proper number of elements.
1812 2016-03-10 Alan Modra <amodra@gmail.com>
1814 PR rtl-optimization/69195
1815 PR rtl-optimization/47992
1816 * ira.c (recorded_label_ref): Delete.
1817 (update_equiv_regs): Return void.
1818 (indirect_jump_optimize): New function.
1819 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
1820 before regstat_compute_ri. Don't rebuild_jump_labels here.
1821 Delete update_regstat.
1823 2016-03-10 Richard Biener <rguenther@suse.de>
1825 PR tree-optimization/70128
1826 * tree-ssa-structalias.c (set_uids_in_ptset): Set
1827 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
1829 2016-03-09 Jakub Jelinek <jakub@redhat.com>
1831 PR tree-optimization/70152
1832 * tree-sra.c (replace_removed_params_ssa_names): Copy over
1833 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
1836 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
1837 instead of gen_sse2_loadlpd.
1838 * config/i386/sse.md (*vec_concatv2df): Rename to...
1839 (vec_concatv2df): ... this.
1841 PR tree-optimization/70127
1842 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
1844 2016-03-09 David Malcolm <dmalcolm@redhat.com>
1848 * diagnostic-show-locus.c (compatible_locations_p): New function.
1849 (layout::layout): Sanitize ranges using compatible_locations_p.
1851 2016-03-09 David Malcolm <dmalcolm@redhat.com>
1855 * diagnostic-show-locus.c (layout_range::layout_range): Replace
1856 location_range param with three const expanded_locations * and a
1858 (layout::layout): Replace call to
1859 rich_location::lazily_expand_location with get_expanded_location.
1860 Extract the range and perform location expansion here, passing
1861 the results to the layout_range ctor.
1862 * diagnostic.c (source_range::debug): Delete.
1863 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
1864 of rich_location::get_expanded_location.
1865 * gcc-rich-location.c (get_range_for_expr): Delete.
1866 (gcc_rich_location::add_expr): Reimplement to avoid the
1867 rich_location::add_range overload that took a location_range,
1868 passing a location_t instead.
1870 2016-03-09 Richard Biener <rguenther@suse.de>
1871 Jakub Jelinek <jakub@redhat.com>
1873 PR tree-optimization/70138
1874 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
1875 Also skip vect_double_reduction_def.
1877 2016-03-09 Jakub Jelinek <jakub@redhat.com>
1880 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
1881 if the operand is "m".
1883 2016-03-09 Nathan Sidwell <nathan@acm.org>
1885 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
1887 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1889 * config/i386/i386.c (processor_target_table): Fix cost table
1890 intialization order for znver1.
1892 2016-03-08 Jakub Jelinek <jakub@redhat.com>
1894 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
1895 - becuase -> because.
1896 * ipa-reference.c (ignore_module_statics): Likewise.
1897 * cgraph.c (cgraph_node::get_body): Likewise.
1898 * ipa-inline.c (early_inliner): Likewise.
1899 * ipa-devirt.c (types_same_for_odr): Likewise.
1900 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1901 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
1903 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1905 * tree-ssa-math-opts.c: Fix typo in comment.
1907 2016-03-08 Jakub Jelinek <jakub@redhat.com>
1910 * config/i386/i386.c (scalar_chain::make_vector_copies,
1911 scalar_chain::convert_reg): Call end_sequence in between
1912 get_insns and emit_conversion_insns rather than after both
1915 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
1918 * config/i386/i386.h (machine_function): Add
1919 pc_thunk_call_expanded flag.
1920 (ix86_pc_thunk_call_expanded): New define.
1921 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
1922 (*set_got): Rename insn pattern from set_got.
1923 (*set_got_labelled): Rename inst pattern from set_got_labelled.
1924 * config/i386/i386.c (ix86_compute_frame_layout): Use
1925 ix86_pc_thunk_call_expanded to prevent red-zone.
1927 2016-03-07 Martin Jambor <mjambor@suse.cz>
1929 * hsa.h (hsa_get_ctor_statements): Declare.
1930 (hsa_get_dtor_statements): Likewise.
1931 (hsa_get_kernel_dispatch_type): Likewise.
1932 * hsa.c (hsa_get_ctor_statements): New function.
1933 (hsa_get_dtor_statements): Likewise.
1934 (hsa_get_kernel_dispatch_type): Likewise.
1935 * hsa-brig.c (hsa_cdtor_statements): Removed.
1936 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
1937 hsa_get_dtor_statements.
1938 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
1939 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
1941 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
1943 * config/arm/arm-cores.def (cortex-r8): New.
1944 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
1945 * config/arm/arm-tune.md: Likewise.
1946 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
1948 2016-03-07 Martin Sebor <msebor@redhat.com>
1950 PR rtl-optimization/19705
1951 * doc/invoke.texi (Options That Control Optimization): Clarify
1952 -fno-branch-count-reg.
1954 2016-02-26 Richard Biener <rguenther@suse.de>
1955 Jeff Law <law@redhat.com>
1957 PR tree-optimization/69740
1958 * cfghooks.c (remove_edge): Request loop fixups if we delete
1959 an edge that might turn an irreducible loop into a natural
1961 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
1962 Move after definition of loops_state_clear.
1964 2016-03-07 Bin Cheng <bin.cheng@arm.com>
1966 PR rtl-optimization/69052
1967 * rtlanal.c (commutative_operand_precedence): Set higher precedence
1970 2016-03-07 Tom de Vries <tom@codesourcery.com>
1972 PR tree-optimization/70116
1973 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
1974 is_tm_ending stmts and ubsan/asan internal functions.
1975 (find_duplicate): Use it. Don't test is_tm_ending here.
1977 2016-03-07 Richard Biener <rguenther@suse.de>
1979 PR tree-optimization/70115
1980 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
1981 (propagate_constants_for_unrolling): Use replace_uses_by.
1983 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
1986 * omp-low.c (struct oacc_loop): Add ifns.
1987 (new_oacc_loop_raw): Initialize it.
1988 (finish_oacc_loop): Clear mask & flags if no ifns.
1989 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
1990 (oacc_loop_xform_loop): Add ifns arg & adjust.
1991 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
1993 2016-03-07 Richard Henderson <rth@redhat.com>
1996 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
1997 (insert_value_copy_on_edge): Likewise.
1999 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2001 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
2003 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2006 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
2008 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2010 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
2012 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2014 Fix sseimul type attribute.
2015 * config/i386/znver1.md
2016 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
2017 znver1_sseimul_avx256_load) : Fix the type attribute.
2018 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
2019 pipe usage and latency.
2021 2016-03-05 Jakub Jelinek <jakub@redhat.com>
2024 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
2025 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
2028 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
2031 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
2033 PR rtl-optimization/69941
2034 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
2035 the reg share its mode.
2037 2016-03-04 Jeff Law <law@redhat.com>
2039 PR tree-optimization/69196
2040 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2041 If the both SSA_NAMEs are anonymous, then consider them unassociated
2042 and include the PHI in the statement count.
2044 2016-03-05 Tom de Vries <tom@codesourcery.com>
2046 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
2047 construct in oacc routine. Check for oacc region in oacc routine.
2049 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2052 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
2053 2016-02-22 changes, instead don't recurse if RECUR is already true.
2054 Don't change *dynamic_check if RECUR. Adjust recursive caller
2055 to pass true to the new argument.
2056 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
2059 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2060 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
2062 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
2064 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
2066 PR rtl-optimization/57676
2067 * lra-assigns.c (lra_assign): Guard test for maximum iterations
2070 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
2072 * tree-vect-patterns.c (search_type_for_mask): Handle
2073 comparison of booleans.
2075 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2077 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
2081 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
2082 all other ops that have dw_val_class_die_ref operands,
2083 and DW_OP_GNU_entry_value.
2085 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2087 PR rtl-optimization/69904
2088 * config/arm/arm.c (arm_cannot_copy_insn_p):
2089 Return true for load-exclusive instructions.
2091 2016-03-03 Jakub Jelinek <jakub@redhat.com>
2094 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
2095 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
2096 the pattern no matter if it is used just by non-pattern, pattern
2098 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
2099 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2100 oprnd1 def_stmt is in pattern, don't look through it.
2102 2016-03-03 Marek Polacek <polacek@redhat.com>
2105 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
2107 2016-03-03 Martin Liska <mliska@suse.cz>
2109 PR tree-optimization/70043
2110 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
2111 previous statement if we see a debug statement.
2113 2016-03-03 Richard Biener <rguenther@suse.de>
2115 PR tree-optimization/55936
2116 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
2117 parameter and guard unsafe equivalence use.
2118 (vrp_evaluate_conditional_warnv_with_ops): Always use
2119 safe equivalences but not via the quadratic compare_names
2122 2016-03-03 Michael Collison <michael.collison@linaro.org>
2125 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
2126 for operand 1 to s_register_operand. Change predicate for operand
2127 2 to arm_not_immediate_operand.
2129 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
2131 * doc/tm.texi: Regenerated.
2133 2016-03-02 Richard Henderson <rth@redhat.com>
2136 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
2137 simplification when all args are positive non-fixed registers.
2139 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2141 * target.def (lra_p): Specify that new ports should use LRA.
2143 2016-03-02 Jakub Jelinek <jakub@redhat.com>
2146 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
2147 gimplify_type_sizes the type they refer to.
2148 (omp_notice_variable): Handle reference vars to VLAs.
2149 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
2150 reference to VLA decls in the second pass instead of first pass.
2152 2016-03-02 Tom de Vries <tom@codesourcery.com>
2154 PR tree-optimization/68659
2155 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
2156 new_expr == NULL_TREE.
2157 (get_new_name): Handle ADDR_EXPR.
2159 2016-03-02 Bin Cheng <bin.cheng@arm.com>
2161 PR rtl-optimization/69052
2162 * loop-invariant.c (canonicalize_address): New function.
2163 (inv_can_prop_to_addr_use): Check validity of address expression
2164 which is canonicalized by above function.
2166 2016-03-02 Alan Modra <amodra@gmail.com>
2169 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
2172 2016-03-02 Jakub Jelinek <jakub@redhat.com>
2175 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
2176 (*movhi_internal): Put mask moves from and to memory separately
2177 from moves from/to GPRs.
2179 2016-03-02 Richard Biener <rguenther@suse.de>
2181 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
2182 GENERIC expressions in GIMPLE.
2184 2016-03-02 Richard Biener <rguenther@suse.de>
2186 * config/i386/i386.c (type_natural_mode): Fix typo.
2188 2016-03-02 Nick Clifton <nickc@redhat.com>
2190 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
2192 2016-03-02 Richard Biener <rguenther@suse.de>
2193 Uros Bizjak <ubizjak@gmail.com>
2196 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
2198 2016-03-02 Richard Biener <rguenther@suse.de>
2201 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
2203 2016-03-02 Marek Polacek <polacek@redhat.com>
2206 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
2207 "is promoted to" warning.
2209 2016-03-01 DJ Delorie <dj@redhat.com>
2211 * config.gcc: Deprecate mep-*.
2213 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
2216 * lra-constraints.c (regno_val_use_in): New.
2217 (match_reload): Use it instead of regno_use_in.
2219 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
2221 PR rtl-optimization/70007
2222 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
2223 references present in REG_EQUAL notes attached to non-SET patterns.
2225 2016-03-01 Jeff Law <law@redhat.com>
2227 PR tree-optimization/69196
2228 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2229 Appropriately clamp the number of statements to copy when the
2230 thread path does not traverse a loop backedge.
2232 PR tree-optimization/69196
2233 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2234 Do count some PHIs in the thread path against the insn count. Decrease
2235 final statement count by one as the control statement in the last
2236 block will get removed. Remove special cased code for handling PHIs
2239 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
2242 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
2243 asm dialect alternatives to explicit GOTPCREL calls.
2245 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
2248 * ira.c (do_reload): Issue warning for generic stack checking here...
2249 * reload1.c (reload): ...instead of here and streamline it.
2251 2016-03-01 Nick Clifton <nickc@redhat.com>
2253 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
2255 2016-03-01 Richard Biener <rguenther@suse.de>
2257 PR tree-optimization/69983
2258 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
2259 types and fall back to operand_equal_p.
2261 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2264 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2266 * config/s390/constraints.md ("jm8"): New constraint.
2267 * config/s390/predicates.md ("const_int_8bitset_operand"): New
2269 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
2271 ("*setmem_long<setmem_and>"): New pattern.
2272 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
2274 ("*setmem_long_31z<setmem_and>"): New pattern.
2275 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
2276 New substitution rules with the required attributes.
2279 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2282 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2284 * gensupport.c (process_substs_on_one_elem): Split loop to
2285 complete mark_operands_used_in_match_dup on all expressions in the
2287 (adjust_operands_numbers): Inline into process_substs_on_one_elem
2288 and remove function.
2290 2016-03-01 Richard Biener <rguenther@suse.de>
2293 * fold-const.c (fold_indirect_ref_1): Fix range checking for
2294 vector BIT_FIELD_REF extract.
2296 2016-03-01 Richard Biener <rguenther@suse.de>
2298 PR tree-optimization/69994
2299 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
2301 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
2303 PR tree-optimization/69956
2304 * tree-vect-stmts.c (supportable_widening_operation): Support
2305 multi-step conversion of boolean vectors.
2306 (supportable_narrowing_operation): Likewise.
2308 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2310 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
2313 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2315 * config/s390/subst.md (DSI_VI): New mode iterator.
2316 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
2317 * config/s390/vector.md ("vec_set<mode>"): Move expander before
2318 the insn definition.
2319 ("*vec_set<mode>"): Change predicate and add alternative to
2320 support only either register or const_int operands as element
2322 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
2324 ("vec_extract<mode>"): New expander.
2325 ("*vec_extract<mode>"): New insn definition supporting reg and
2326 const_int element selectors.
2327 ("*vec_extract<mode>_plus"): New insn definition supporting
2328 reg+const_int element selectors.
2329 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
2330 following expander+insn definition.
2331 ("<vec_shifts_name><mode>3"): New expander.
2332 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
2334 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2336 * config/s390/s390.md ("*tabort_1"): Change predicate to
2337 nonmemory_operand. Add a second alternative to cover
2338 register as well as const int operands.
2339 ("*tabort_1_plus"): New pattern definition.
2341 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2343 * config/s390/s390.md ("*ashrdi3_cc_31")
2344 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
2345 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
2346 Merge insn definitions into ...
2347 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
2348 New pattern definition.
2349 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
2350 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
2351 ("*ashr<mode>3_and"): Merge insn definitions into ...
2352 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
2353 New pattern definition.
2354 * config/s390/subst.md ("addr_style_op_cc_subst")
2355 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
2356 substitutions patterns plus attributes.
2357 Add ashiftrt to SUBST iterator.
2359 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2361 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
2362 op2 to nonmemory_operand.
2363 ("*<shift>di3_31", "*<shift>di3_31_and"):
2364 Merge into single pattern definition ...
2365 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
2366 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
2367 pattern definition ...
2368 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
2369 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
2372 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2374 * config/s390/predicates.md (const_int_6bitset_operand): New
2376 * config/s390/s390.md: Include subst.md.
2377 ("rotl<mode>3"): New expander.
2378 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
2380 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
2381 * config/s390/subst.md: New file.
2383 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2385 * config/s390/s390.md ("op_type", "atype", "length" attributes):
2386 Remove RRR type. It doesn't really exist.
2387 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
2389 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
2390 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
2391 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
2392 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
2393 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
2394 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
2395 `enabled' attribute.
2397 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2399 * gensupport.c (process_substs_on_one_elem): Split loop to
2400 complete mark_operands_used_in_match_dup on all expressions in the
2402 (adjust_operands_numbers): Inline into process_substs_on_one_elem
2403 and remove function.
2405 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
2408 * config/sparc/sparc.c (NWORDS_UP): Rename to...
2409 (CEIL_NWORDS): ...this. Use CEIL macro.
2410 (compute_fp_layout): Adjust to above renaming.
2411 (function_arg_union_value): Likewise.
2412 (sparc_arg_partial_bytes): Likewise.
2413 (sparc_function_arg_advance): Likewise.
2415 2016-02-29 Jeff Law <law@redhat.com>
2417 PR tree-optimization/70005
2418 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
2419 where an object with a boolean range is compared against a value
2422 PR tree-optimization/69999
2423 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
2424 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
2427 2016-02-29 Richard Biener <rguenther@suse.de>
2429 PR tree-optimization/69994
2430 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
2431 (get_unary_op): Look through nop conversions.
2432 (ops_equal_values_p): New function, look for equality diregarding
2434 (eliminate_plus_minus_pair): Use ops_equal_values_p
2435 (repropagate_negates): Do not use get_unary_op here.
2437 2016-02-29 Martin Liska <mliska@suse.cz>
2439 * system.h: Poison ENABLE_CHECKING macro.
2441 2016-02-29 Martin Liska <mliska@suse.cz>
2443 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
2444 is presented in dump flags.
2445 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
2446 (hsa_regalloc): Likewise.
2448 2016-02-19 Richard Biener <rguenther@suse.de>
2450 PR tree-optimization/69980
2451 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
2452 permutation of those we need to keep.
2454 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
2457 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
2458 (NWORDS_UP): ...this
2459 (init_cumulative_args): Minor tweaks.
2460 (sparc_promote_function_mode): Likewise.
2461 (scan_record_type): Delete.
2462 (traverse_record_type): New function template.
2463 (classify_data_t): New structure type.
2464 (classify_registers): New inline function.
2465 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
2466 exhausted. Instantiate traverse_record_type on classify_registers and
2467 deal with the case of a structure passed in slot #15 with no FP field
2469 (assign_data_t): New structure type.
2470 (compute_int_layout): New static function.
2471 (compute_fp_layout): Likewise.
2472 (count_registers): New inline function.
2473 (assign_int_registers): New static function.
2474 (assign_fp_registers): Likewise.
2475 (assign_registers): New inline function.
2476 (function_arg_record_value_1): Delete.
2477 (function_arg_record_value_2): Likewise.
2478 (function_arg_record_value_3): Likewise.
2479 (function_arg_record_value): Adjust to above changes. Instantiate
2480 traverse_record_type on count_registers to first count the number of
2481 registers to be used and then on assign_registers to assign them.
2482 (function_arg_union_value): Adjust to above renaming.
2483 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
2484 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
2485 case of a structure passed in slot #15
2486 (sparc_function_arg_advance): Likewise.
2487 (function_arg_padding): Minor tweak.
2489 2016-02-29 Richard Biener <rguenther@suse.de>
2491 PR tree-optimization/69720
2492 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
2493 the adjustment_def path for possibly vectorized defs.
2494 (vect_create_epilog_for_reduction): Handle vectorized initial
2497 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
2499 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
2501 2016-02-27 Jeff Law <law@redhat.com>
2504 2016-02-26 Richard Biener <rguenther@suse.de>
2505 Jeff Law <law@redhat.com>
2507 PR tree-optimization/69740
2508 * cfghooks.c (remove_edge): Request loop fixups if we delete
2509 an edge that might turn an irreducible loop into a natural
2512 2016-02-27 Jakub Jelinek <jakub@redhat.com>
2514 PR rtl-optimization/69896
2515 * tree-vect-generic.c (get_compute_type): Avoid single element
2518 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
2520 Rename the AArch64 tuning option and related functions to enable the
2521 Newton series for the reciprocal square root to reflect its
2522 approximative characteristic.
2524 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
2525 function to "aarch64_emit_approx_rsqrt".
2526 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
2527 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
2528 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
2529 (xgene1_tunings): Likewise.
2530 (use_rsqrt_p): Likewise.
2531 (aarch64_emit_swrsqrt): Use new function name.
2532 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
2533 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
2534 text explaining this option.
2535 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
2537 2016-02-26 Jakub Jelinek <jakub@redhat.com>
2540 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2541 complain about -mallow-movmisalign without -mvsx if
2542 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
2544 2016-02-26 Joel Sherrill <joel@rtems.org>
2546 * config.gcc: Add x86_64-*-rtems*.
2547 * gcc/config/i386/rtems-64.h: New file.
2549 2016-02-26 Joel Sherrill <joel@rtems.org>
2551 * config.gcc: Add aarch64-*-rtems*.
2552 * gcc/config/aarch64/rtems.h: New file.
2554 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
2557 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
2558 shift amount using %h. Add comment.
2560 2016-02-26 Richard Biener <rguenther@suse.de>
2561 Jeff Law <law@redhat.com>
2563 PR tree-optimization/69740
2564 * cfghooks.c (remove_edge): Request loop fixups if we delete
2565 an edge that might turn an irreducible loop into a natural
2568 2016-02-26 Martin Jambor <mjambor@suse.cz>
2571 * tree-sra.c (sra_modify_assign): Do not remove loads of
2572 uninitialized aggregates to SSA_NAMEs.
2574 2016-02-26 Richard Henderson <rth@redhat.com>
2577 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
2578 pseudo in case the target rtx matches the source of the left
2581 2016-02-26 Martin Jambor <mjambor@suse.cz>
2584 * hsa.h (hsa_type_packed_p): Declare.
2585 * hsa.c (hsa_type_packed_p): New function.
2586 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
2588 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
2589 * hsa-brig.c (emit_basic_insn): Likewise.
2591 2016-02-26 Martin Jambor <mjambor@suse.cz>
2594 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
2596 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
2598 2016-02-26 Martin Jambor <mjambor@suse.cz>
2600 * hsa.h (is_a_helper): New overload for hsa_op_immed for
2601 hsa_op_with_type operands.
2602 (hsa_unsigned_type_for_type): Declare.
2603 * hsa.c (hsa_unsigned_type_for_type): New function.
2604 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
2605 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
2606 the finalizer. Do not emit extra move.
2608 2016-02-26 Martin Jambor <mjambor@suse.cz>
2610 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
2611 atomic operations in private segment.
2613 2016-02-26 Martin Jambor <mjambor@suse.cz>
2615 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
2616 statements to wi->info. Also disallow omp simd constructs.
2617 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
2618 for not gridifying. Dump special string for omp_for.
2620 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2623 * config/aarch64/aarch64.c (aarch64_set_current_function):
2624 Save/restore target globals when switching to
2625 target_option_default_node.
2627 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2630 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
2631 Return 0 if !SHIFT_COUNT_TRUNCATED.
2633 2016-02-26 Jakub Jelinek <jakub@redhat.com>
2634 Eric Botcazou <ebotcazou@adacore.com>
2636 PR rtl-optimization/69891
2637 * dse.c (scan_insn): If we can't figure out memset arguments
2638 or they are non-constant, call clear_rhs_from_active_local_stores.
2640 2016-02-26 Martin Liska <mliska@suse.cz>
2642 * doc/extend.texi: Mention clog10, clog10f an clog10l
2643 in Builtins section.
2645 2016-02-26 Martin Liska <mliska@suse.cz>
2647 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
2649 (resolve_args_picking_1): Likewise.
2650 * dwarf2out.h (struct GTY): Likewise.
2652 2016-02-26 Martin Liska <mliska@suse.cz>
2654 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
2656 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
2658 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
2659 Martin Liska <mliska@suse.cz>
2661 * doc/install.texi: Mention --enable-valgrind-annotations.
2663 2016-02-26 Richard Biener <rguenther@suse.de>
2665 PR tree-optimization/69551
2666 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
2667 looking through aliases adjust DECL_PT_UID to refer to the
2668 ultimate alias target.
2670 2016-02-25 Martin Liska <mliska@suse.cz>
2673 * alloc-pool.c (after_memory_report): New variable.
2674 * alloc-pool.h (base_pool_allocator ::release): Do not use
2675 the infrastructure if after_memory_report.
2676 * toplev.c (toplev::main): Mark after memory report.
2678 2016-02-25 Richard Biener <rguenther@suse.de>
2680 PR tree-optimization/48795
2681 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
2683 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
2686 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
2687 offloading is enabled and -fopenacc or -fopenmp is specified.
2688 (CRTOFFLOADEND): Likewise.
2689 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
2690 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
2691 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
2692 (offload_objects_file_name): New static var.
2693 (tool_cleanup): Remove offload_objects_file_name file.
2694 (find_offloadbeginend): Replace with ...
2695 (find_crtoffloadtable): ... this.
2696 (run_gcc): Remove offload_argc and offload_argv.
2697 Get offload_objects_file_name from -foffload-objects=... option.
2698 Read names of object files with offload from this file, pass them to
2699 compile_images_for_offload_targets. Don't call find_offloadbeginend and
2700 don't pass offloadbegin and offloadend to the linker. Don't pass
2701 offload non-LTO files to the linker, because now they're not claimed.
2703 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
2706 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
2707 on builtin_unreachable.
2709 2016-02-25 Jakub Jelinek <jakub@redhat.com>
2711 PR rtl-optimization/69896
2712 * regcprop.c: Include cfgrtl.h.
2713 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
2714 than remembered mode, either delete it (if noop_move_p), or
2715 treat like copy_p but not noop_p instruction.
2717 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2720 * dwarf2out.c (gen_variable_die): Work around buggy LTO
2721 - allow NULL decl for Fortran DW_TAG_common_block variables.
2723 2016-02-24 Jason Merrill <jason@redhat.com>
2725 * common.opt (flifetime-dse): Add -flifetime-dse=1.
2727 2016-02-24 Richard Biener <rguenther@suse.de>
2728 Jakub Jelinek <jakub@redhat.com>
2731 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
2732 conditionally executed ops to well-defined overflow behavior.
2734 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2737 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
2740 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2742 PR rtl-optimization/69886
2743 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
2744 argument. Use it when checking validity of set instructions.
2745 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
2746 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
2748 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
2749 * store-motion.c (find_moveable_store): Update
2750 can_assign_to_reg_without_clobbers_p callsite.
2752 2016-02-24 Richard Biener <rguenther@suse.de>
2755 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
2757 (record_nonwrapping_iv): Do not fall back to the low/high bound
2758 for non-constant IV bases if the stmt is not always executed.
2760 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2762 * config/arm/arm-cores.def (cortex-a32): New entry.
2763 * config/arm/arm-tables.opt: Regenerate.
2764 * config/arm/arm-tune.md: Regenerate.
2765 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
2766 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
2767 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
2768 for -mcpu and -mtune.
2770 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2773 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
2774 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
2775 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
2776 (atomic_loaddi_1): Delete.
2777 (atomic_loaddi): Rewrite expander using the above changes.
2779 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2782 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
2785 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2786 Richard Biener <rguenth@suse.de>
2789 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
2790 set_mem_attributes if tem is SSA_NAME which got expanded
2793 2016-02-24 Richard Biener <rguenther@suse.de>
2795 PR tree-optimization/69907
2796 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
2797 end of permutations for BB vectorization.
2799 2016-02-24 Christian Bruel <christian.bruel@st.com>
2801 * config/arm/arm-c.c (arm_option_override): Initialize
2802 target_option_current_node.
2803 * config/arm/arm.c (arm_pragma_target_parse): Replace
2804 build_target_option_node call by target_option_current_node.
2805 Set target_option_current_node.
2808 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
2811 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
2812 define_insn_and_split to define_insn.
2813 (zero_extendqi<mode>2_dot2): Same.
2814 (extendqi<mode>2_dot): Same.
2815 (extendqi<mode>2_dot2): Same.
2817 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
2819 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
2820 and add bypass for AES{D,E} and AESMC pairs.
2821 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
2824 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
2826 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
2827 series for reciprocal square root in Exynos M1.
2829 2016-02-23 Martin Sebor <msebor@redhat.com>
2832 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
2833 __builtin_alloca_with_align.
2835 2016-02-23 Richard Henderson <rth@redhat.com>
2837 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
2838 (ix86_register_pragmas): Remove __seg_tls.
2839 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
2840 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
2841 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
2842 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
2843 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
2844 * doc/extend.texi (__seg_tls): Remove item.
2846 2016-02-23 Richard Biener <rguenther@suse.de>
2848 * alloc-pool.h (struct allocation_object): Make id member
2849 conditional on CHECKING_P again.
2850 (get_instance): Adjust.
2851 (base_pool_allocator): Likewise.
2853 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
2855 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
2856 (parallelize_loops): In OpenACC kernels mode, set n_threads to
2858 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
2860 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
2862 2016-02-23 Richard Biener <rguenther@suse.de>
2864 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
2865 * bitmap.h (struct bitmap_usage): Likewise.
2866 (bitmap_move): Declare.
2867 * bitmap.c (register_overhead): Take size_t argument.
2868 (bitmap_move): New function.
2869 * df-problems.c (df_rd_transfer_function): Use bitmap_move
2870 to properly account overhead.
2871 * tree.c (free_node): Use tree_size.
2873 2016-02-23 Jakub Jelinek <jakub@redhat.com>
2876 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
2877 when inverting comparison.
2880 * common.opt (Wunreachable-code): Add Warning flag.
2882 2016-02-23 Mark Wielaard <mjw@redhat.com>
2883 Jakub Jelinek <jakub@redhat.com>
2886 * cgraphunit.c (check_global_declaration): Check main_input_filename
2887 and DECL_SOURCE_FILE are not NULL.
2889 2016-02-23 Martin Jambor <mjambor@suse.cz>
2891 PR tree-optimization/69666
2892 * tree-sra.c (sra_modify_assign): Do not attempt to create
2893 default_def replacements for unscalarizable regions.
2895 2016-02-20 Mark Wielaard <mjw@redhat.com>
2898 * cgraphunit.c (check_global_declaration): Check level of
2899 warn_unused_const_variable and main_input_filename.
2900 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
2901 (-Wunused-variable): For C implies -Wunused-const-variable=1.
2902 (-Wunused-const-variable): Explain levels 1 and 2.
2904 2016-02-22 Jakub Jelinek <jakub@redhat.com>
2907 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
2908 identical arguments. Formatting and spelling fixes.
2911 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
2916 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
2917 and m68k-devices.def.
2918 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
2919 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
2921 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
2923 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
2924 and HImode registers.
2926 2016-02-22 Richard Biener <rguenther@suse.de>
2928 PR tree-optimization/69882
2929 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
2930 preserve permutations present because of gaps.
2931 (vect_supported_load_permutation_p): Always continue checking
2932 permutations after vect_attempt_slp_rearrange_stmts.
2934 2016-02-22 Bin Cheng <bin.cheng@arm.com>
2936 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
2937 min_profitable_estimate, rather than min_profitable_iters.
2939 2016-02-22 Jakub Jelinek <jakub@redhat.com>
2942 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
2943 SImode for last match_operand.
2945 2016-02-22 Martin Liska <mliska@suse.cz>
2947 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
2948 return bitsize - 1 as the return value.
2950 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
2954 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
2955 Handle negative shift counts.
2956 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
2957 force_reg on the shift constant.
2958 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
2959 (lshrsi3_d): Handle negative shift counts.
2961 2016-02-22 Richard Biener <rguenther@suse.de>
2962 Tom de Vries <tom@codesourcery.com>
2964 * graph.c: Include dumpfile.h.
2965 (print_graph_cfg): Split into three overloads.
2966 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
2968 2016-02-22 Tom de Vries <tom@codesourcery.com>
2970 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
2973 2016-02-22 Richard Biener <rguenther@suse.de>
2976 * ipa-inline-transform.c (inline_call): When not updating
2977 overall summaries adjust self size by the growth estimate.
2978 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
2979 hash-set, do not update overall summaries here. Renamed from ...
2980 (inline_to_all_callers): ... this which is now wrapping the
2981 above and performing delayed overall summary update.
2982 (early_inline_small_functions): Delay updating of the overall
2985 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
2987 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
2990 2016-02-19 Jakub Jelinek <jakub@redhat.com>
2993 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
2994 :%* in %:gt() argument.
2995 (greater_than_spec_func): Adjust for expecting only numbers,
2996 if there are more than two numbers, compare the last two.
2998 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
3000 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
3001 -Wnarrowing with -std.
3003 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3006 * expr.c (store_field): Don't use bit-field path if exp is
3007 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
3008 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
3009 and the assignment can be performed by bitwise copy. Formatting
3013 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
3014 call copy_reg_eh_region_note_forward on before and/or after sequences
3015 and remove note from insn if it no longer can throw.
3018 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
3021 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3023 * config/s390/vector.md: Add missing commutative operand markers
3024 to the patterns which qualify for one.
3025 * config/s390/vx-builtins.md: Likewise.
3027 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3029 * config/s390/vector.md (VI, VI_QHS): Add single element vector
3030 types to mode iterators.
3031 (vec_double): ... and mode attribute.
3032 * config/s390/vx-builtins.md (non_vec_int): Likewise.
3034 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3036 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
3037 Change the predicate of op2 from nonimmediate to general and let
3038 reload fix it if necessary.
3040 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3042 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
3044 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3046 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
3049 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3051 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
3052 * config/s390/s390.c (s390_expand_vec_movstr): New function.
3053 * config/s390/s390.md ("movstr<P:mode>"): Call
3054 s390_expand_vec_movstr.
3056 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3058 * config/s390/s390.md: Add missing output modifier for operand 1
3059 to print it as address properly.
3061 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3063 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
3064 * config/s390/2964.md: New file.
3065 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
3066 of insn grouping attributes depending on the CPU level.
3067 (s390_get_unit_mask): New function.
3068 (s390_sched_score): Remove the OOO from the scheduling macros.
3069 Add loop to calculate a score for the instruction mix.
3070 (s390_sched_reorder): Likewise plus improve debug output.
3071 (s390_sched_variable_issue): Rename macros as above. Calculate
3072 the unit distances after actually scheduling an insn. Improve
3074 (s390_sched_init): Clear last_scheduled_unit_distance array.
3075 * config/s390/s390.md: Include 2964.md.
3077 2016-02-18 Jakub Jelinek <jakub@redhat.com>
3080 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
3081 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
3082 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
3083 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
3084 *avx512f_<code>v8div16qi2_mask_1): New insns.
3086 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3089 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
3092 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
3093 earlyclobber from target. Use wF constraint for fused memory
3095 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
3097 2016-02-18 Jakub Jelinek <jakub@redhat.com>
3098 Martin Liska <mliska@suse.cz>
3101 * cfgexpand.c (asan_sanitize_stack_p): New function.
3102 (partition_stack_vars): Use the function.
3103 (expand_stack_vars): Likewise.
3104 (defer_stack_allocation): Likewise.
3105 (expand_used_vars): Likewise.
3107 2016-02-18 Richard Biener <rguenther@suse.de>
3110 * fold-const.c (operand_equal_p): Properly compare offsets for
3111 IMAGPART_EXPR and ARRAY_REF.
3113 2016-02-18 Nick Clifton <nickc@redhat.com>
3117 * config/arm/arm.c (arm_option_override_internal): Disable
3118 interworking if the target does not support thumb instructions.
3119 (arm_reload_in_hi): Handle the case where a register to register
3120 move needs reloading because there is no simple pattern to handle
3122 (arm_reload_out_hi): Likewise.
3124 2016-02-18 Richard Biener <rguenther@suse.de>
3127 * match.pd: Don't use fold_binary or fold_unary for folding
3130 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3133 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
3134 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
3135 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
3136 warn on gimple_no_warning_p statements.
3138 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
3140 * doc/extend.texi (C++ Attributes): Correct description of
3141 warn_unused type attribute.
3143 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3145 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
3146 correct instruction.
3148 2016-02-17 Richard Biener <rguenther@suse.de>
3150 PR rtl-optimization/69609
3151 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
3152 (find_traces_1_round): When ending a trace update cached priority
3154 (bb_to_key): Use cached priority when available.
3155 (copy_bb): Initialize cached priority.
3156 (reorder_basic_blocks_software_trace_cache): Likewise.
3158 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3161 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
3163 (aarch64_comparison_operator): Break overly long line into two.
3164 (aarch64_comparison_operation): Likewise.
3165 * config/aarch64/aarch64.md (cstorecc4): Use
3166 aarch64_comparison_operator_mode instead of
3167 aarch64_comparison_operator.
3168 (cstore<mode>4): Likewise.
3169 (aarch64_cstore<mode>): Likewise.
3170 (*cstoresi_insn_uxtw): Likewise.
3171 (cstore<mode>_neg): Likewise.
3172 (*cstoresi_neg_uxtw): Likewise.
3174 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3177 * config/arm/predicates.md (arm_comparison_operator_mode):
3179 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
3180 instead of arm_comparison_operator.
3181 (*mov_negscc): Likewise.
3182 (*mov_notscc): Likewise.
3183 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
3184 (*thumb2_mov_negscc): Likewise.
3185 (*thumb2_mov_negscc_strict_it): Likewise.
3186 (*thumb2_mov_notscc): Likewise.
3187 (*thumb2_mov_notscc_strict_it): Likewise.
3189 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
3191 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
3194 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
3196 * config/visium/visium.c (machine_libfunc_index): New enum.
3197 (machine_libfuncs): New structure.
3198 (visium_libfuncs): New static variable.
3199 (TARGET_INIT_LIBFUNCS): Define to...
3200 (visium_init_libfuncs): ...this. New function.
3201 (expand_block_move_4): Use the appropriate libfunc.
3202 (expand_block_move_2): Likewise.
3203 (expand_block_move_1): Likewise.
3204 (expand_block_set_4): Likewise.
3205 (expand_block_set_2): Likewise.
3206 (expand_block_set_1): Likewise.
3207 (visium_trampoline_init): Likewise.
3209 2016-02-17 Nick Clifton <nickc@redhat.com>
3211 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
3212 TI's devices.csv file as of March 2016.
3214 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
3217 * opts-global.c (handle_common_deferred_options): Introduce and
3218 initialize two global variables to remember command-line options
3219 specifying a stack-limiting register.
3220 * opts.h: Add extern declarations of the two new global variables.
3221 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
3222 variable based on the values of the two new global variables.
3224 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3227 * common.opt (Wnonnull-compare): New warning.
3228 * doc/invoke.texi (-Wnonnull): Remove text about comparison
3229 of arguments against NULL.
3230 (-Wnonnull-compare): Document.
3231 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
3232 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
3233 * passes.def (pass_warn_nonnull_compare): Add.
3234 * gimple-ssa-nonnull-compare.c: New file.
3236 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3238 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
3239 AARCH64_EXTRA_TUNE_RECIP_SQRT.
3241 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3243 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
3244 reciprocal sqrt for -mlow-precision-recip-sqrt.
3246 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3247 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3249 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
3250 always use lane loads to construct non-constant vectors.
3252 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3254 * config/aarch64/aarch64.md
3255 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
3256 constraints for operand 3.
3257 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
3259 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3260 Richard Biener <rguenther@suse.de>
3262 PR tree-optimization/69820
3263 * tree-vect-patterns.c (type_conversion_p): Return false if
3264 *orig_type is unsigned single precision or boolean.
3265 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
3268 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3270 PR rtl-optimization/69764
3271 PR rtl-optimization/69771
3272 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
3273 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
3275 2016-02-16 Richard Biener <rguenther@suse.de>
3277 PR tree-optimization/69776
3278 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
3280 (indirect_refs_may_alias_p): Likewise.
3281 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
3282 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
3283 according to tbaa_p.
3284 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
3285 (optimize_stmt): For redundant store discovery do not allow tbaa.
3287 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
3289 PR tree-optimization/69714
3290 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
3291 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
3293 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
3295 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
3296 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
3297 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
3298 * config/arc/arc.c (arc_init): Check FPU options.
3299 (get_arc_condition_code): Handle new CC_FPU* modes.
3300 (arc_select_cc_mode): Likewise.
3301 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
3302 register pair only. Allow access for ARCv2 accumulator.
3303 (gen_compare_reg): Whenever we have FPU support use FPU compare
3305 (arc_reorg): Don't generate brcc insns when FPU compare
3306 instructions are involved.
3307 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
3308 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
3309 floating point emulation.
3310 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
3311 (REVERSE_CONDITION): Add new CC_FPU* modes.
3312 (TARGET_FP_SP_BASE): Define.
3313 (TARGET_FP_DP_BASE): Likewise.
3314 (TARGET_FP_SP_FUSED): Likewise.
3315 (TARGET_FP_DP_FUSED): Likewise.
3316 (TARGET_FP_SP_CONV): Likewise.
3317 (TARGET_FP_DP_CONV): Likewise.
3318 (TARGET_FP_SP_SQRT): Likewise.
3319 (TARGET_FP_DP_SQRT): Likewise.
3320 (TARGET_FP_DP_AX): Likewise.
3321 * config/arc/arc.md (ARCV2_ACC): New constant.
3322 (type): New fpu type attribute.
3323 (SDF): Conditional iterator.
3324 (cstore<mode>, cbranch<mode>): Change expand condition.
3325 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
3326 handles FPU/FPX cases as well.
3327 * config/arc/arc.opt (mfpu): New option.
3328 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
3330 (adddf3, muldf3, subdf3): Removed.
3331 * config/arc/predicates.md (proper_comparison_operator): Recognize
3333 * config/arc/fpu.md: New file.
3334 * doc/invoke.texi (ARC Options): Document mfpu option.
3336 2016-02-16 Richard Biener <rguenther@suse.de>
3338 PR rtl-optimization/69291
3339 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
3340 noce_operand_ok check.
3342 2016-02-16 Tom de Vries <tom@codesourcery.com>
3345 * omp-low.c (simd_clone_create): Remove call to
3346 symtab->call_cgraph_insertion_hooks.
3348 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3350 PR tree-optimization/69802
3351 * tree-ssa-reassoc.c (update_range_test): If op is
3352 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
3353 op == 1 test of precision 1 integral op, otherwise handle
3354 that case as op itself. Fix up formatting.
3355 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
3358 2016-02-16 Richard Biener <rguenther@suse.de>
3360 PR tree-optimization/69586
3361 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
3362 types for conversion sources.
3364 2016-02-16 Richard Biener <rguenther@suse.de>
3367 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
3368 mask OEP_ADDRESS_OF.
3370 2016-02-16 Alan Modra <amodra@gmail.com>
3373 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
3374 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
3375 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
3377 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
3378 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
3379 (p8_fmrgow_<mode>): Likewise.
3380 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
3382 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
3383 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
3384 to use movdi_internal64. Remove op0_di.
3385 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
3387 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
3389 Add support for the FCCMP insn types
3391 * config/aarch64/aarch64.md (fccmp): Change insn type.
3393 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
3394 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
3395 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
3396 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
3397 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
3398 * config/arm/types.md (fccmps): Add new insn type.
3401 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3403 * alias.c (get_alias_set): Fix a typo in comment.
3405 2016-02-15 Richard Biener <rguenther@suse.de>
3407 PR tree-optimization/69595
3408 * match.pd: Complete range test simplification to true.
3410 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
3412 PR rtl-optimization/69648
3413 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
3414 pic_offset_table_rtx.
3416 PR rtl-optimization/69752
3417 * ira.c (update_equiv_regs): When looking for more than a single SET,
3418 also take other side effects into account.
3420 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
3422 * config/s390/s390.c (s390_function_profiler): Add a new sequence
3423 for z900+ CPUs in 31-bit mode.
3425 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
3427 * common/config/s390/s390-common.c (s390_supports_split_stack):
3429 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
3430 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
3431 * config/s390/s390.c (struct machine_function): New field
3432 split_stack_varargs_pointer.
3433 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
3434 in s390_emit_prologue.
3435 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
3437 (morestack_ref): New global.
3438 (SPLIT_STACK_AVAILABLE): New macro.
3439 (s390_expand_split_stack_prologue): New function.
3440 (s390_live_on_entry): New function.
3441 (s390_va_start): Use split-stack vararg pointer if appropriate.
3442 (s390_asm_file_end): Emit the split-stack note sections.
3443 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
3444 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
3445 (UNSPECV_SPLIT_STACK_CALL): New unspec.
3446 (UNSPECV_SPLIT_STACK_DATA): New unspec.
3447 (split_stack_prologue): New expand.
3448 (split_stack_space_check): New expand.
3449 (split_stack_data): New insn.
3450 (split_stack_call): New expand.
3451 (split_stack_call_*): New insn.
3452 (split_stack_cond_call): New expand.
3453 (split_stack_cond_call_*): New insn.
3455 2016-02-15 Richard Biener <rguenther@suse.de>
3457 PR tree-optimization/69783
3458 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
3459 Add trivially correct cases.
3461 2016-02-15 Tom de Vries <tom@codesourcery.com>
3464 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
3466 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
3468 2016-02-15 Richard Biener <rguenther@suse.de>
3470 PR tree-optimization/69776
3471 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3472 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
3473 indicate whether we can use TBAA to disambiguate against stores.
3474 Use alias-set zero if not.
3475 (visit_reference_op_store): Do not use TBAA when looking up
3477 * tree-ssa-pre.c (compute_avail): Use TBAA here.
3478 (eliminate_dom_walker::before_dom_children): But not when looking
3479 up redundant stores.
3481 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
3483 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
3485 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3487 * config/i386/znver1.md
3488 (znver1_pop, znver1_pop_mem,
3489 znver1_load_imov_double_store,
3490 znver1_load_imov_direct_store,
3491 znver1_load_imov_direct_load,
3492 znver1_load_imov_double_load): Add new.
3493 (znver1_insn, znver1_insn_load): Add icmov type.
3495 znver1_sseavx_fma_load,
3497 znver1_avx256_fma_load): Fix pipe usage.
3499 2016-02-14 Alan Modra <amodra@gmail.com>
3502 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
3503 with an invalid hard reg, reload just the reg not the entire
3504 pre/post-inc/dec address expression.
3506 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
3509 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
3510 fixed R1_REG scratch reg.
3511 (sibcall_value_pcrel_fdpic): Likewise.
3513 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
3517 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
3519 2016-02-12 Walter Lee <walt@tilera.com>
3521 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
3522 * config/tilegx/t-tilegx: Likewise.
3524 2016-02-12 David Malcolm <dmalcolm@redhat.com>
3527 * diagnostic-show-locus.c (struct line_span): New struct.
3528 (layout::get_first_line): Delete.
3529 (layout::get_last_line): Delete.
3530 (layout::get_num_line_spans): New member function.
3531 (layout::get_line_span): Likewise.
3532 (layout::print_heading_for_line_span_index_p): Likewise.
3533 (layout::get_expanded_location): Likewise.
3534 (layout::calculate_line_spans): Likewise.
3535 (layout::m_first_line): Delete.
3536 (layout::m_last_line): Delete.
3537 (layout::m_line_spans): New field.
3538 (layout::layout): Update comment. Replace m_first_line and
3539 m_last_line with m_line_spans, replacing their initialization
3540 with a call to calculate_line_spans.
3541 (diagnostic_show_locus): When printing source lines and
3542 annotations, rather than looping over a single span
3543 of lines, instead loop over each line_span within
3544 the layout, with an inner loop over the lines within them.
3545 Call the context's start_span callback when changing line spans.
3546 * diagnostic.c (diagnostic_initialize): Initialize start_span.
3547 (diagnostic_build_prefix): Break out the building of the location
3548 part of the string into...
3549 (diagnostic_get_location_text): ...this new function, rewriting
3550 it from nested ternary expressions to a sequence of "if"
3552 (default_diagnostic_start_span_fn): New function.
3553 * diagnostic.h (diagnostic_start_span_fn): New typedef.
3554 (diagnostic_context::start_span): New field.
3555 (default_diagnostic_start_span_fn): New prototype.
3557 2016-02-12 David Malcolm <dmalcolm@redhat.com>
3560 * gcc.c (driver::finalize): Fix cleanup of "specs".
3562 2016-02-12 David Malcolm <dmalcolm@redhat.com>
3566 * gcc.c (driver::driver): Initialize m_option_suggestions.
3567 (driver::~driver): Clean up m_option_suggestions.
3568 (suggest_option): Convert to...
3569 (driver::suggest_option): ...this, and split out into
3570 driver::build_option_suggestions and find_closest_string.
3571 (driver::build_option_suggestions): New function, from
3572 first half of suggest_option. Special-case
3573 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
3574 the sanitizer_opts array. For options of enum types, add the
3575 various enum values to the candidate strings.
3576 (driver::handle_unrecognized_options): Remove "const".
3577 * gcc.h (driver::handle_unrecognized_options): Likewise.
3578 (driver::build_option_suggestions): New decl.
3579 (driver::suggest_option): New decl.
3580 (driver::m_option_suggestions): New field.
3581 * opts-common.c (add_misspelling_candidates): New function.
3582 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
3583 and make non-static.
3584 * opts.h (sanitizer_opts): New array decl.
3585 (add_misspelling_candidates): New function decl.
3586 * spellcheck.c (find_closest_string): New function.
3587 * spellcheck.h (find_closest_string): New function decl.
3589 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3591 PR rtl-optimization/69764
3592 PR rtl-optimization/69771
3593 * optabs.c (expand_binop_directly): For shift_optab_p, force
3594 convert_modes with VOIDmode if xop1 has VOIDmode.
3596 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
3599 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
3600 to correctly determine instrumentation thunks.
3602 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3605 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
3606 type by reference, force lhs on the call.
3609 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
3610 Compute retval and retbnd early in all cases if split_part_return_p
3611 and return_bb is not EXIT. Remove all clobber stmts and reset
3612 all debug stmts that refer to SSA_NAMEs defined in split part,
3613 except if it is retval, in that case replace the old retval with the
3614 lhs of the call to the split part.
3616 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3619 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3622 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
3623 whose result is used in PHI.
3624 (maybe_optimize_range_tests): Likewise.
3625 (final_range_test_p): Likweise.
3627 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3630 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
3631 whose result is used in PHI.
3632 (maybe_optimize_range_tests): Likewise.
3633 (final_range_test_p): Likweise.
3635 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3637 * cgraph.c: Spelling fixes - behaviour -> behavior and
3638 neighbour -> neighbor.
3639 * target.def: Likewise.
3640 * sel-sched.c: Likewise.
3641 * config/mips/mips.c: Likewise.
3642 * config/arc/arc.md: Likewise.
3643 * config/arm/cortex-a57.md: Likewise.
3644 * config/arm/arm.c: Likewise.
3645 * config/arm/neon.md: Likewise.
3646 * config/arm/arm-c.c: Likewise.
3647 * config/vms/vms-c.c: Likewise.
3648 * config/s390/s390.c: Likewise.
3649 * config/i386/znver1.md: Likewise.
3650 * config/i386/i386.c: Likewise.
3651 * config/ia64/hpux-unix2003.h: Likewise.
3652 * config/msp430/msp430.md: Likewise.
3653 * config/rx/rx.c: Likewise.
3654 * config/rx/rx.md: Likewise.
3655 * config/aarch64/aarch64-simd.md: Likewise.
3656 * config/aarch64/aarch64.c: Likewise.
3657 * config/nvptx/nvptx.c: Likewise.
3658 * config/bfin/bfin.c: Likewise.
3659 * config/cris/cris.opt: Likewise.
3660 * config/rs6000/rs6000.c: Likewise.
3661 * target.h: Likewise.
3662 * spellcheck.c: Likewise.
3663 * ira-build.c: Likewise.
3664 * tree-inline.c: Likewise.
3665 * builtins.c: Likewise.
3666 * lra-constraints.c: Likewise.
3667 * explow.c: Likewise.
3668 * hwint.h: Likewise.
3669 * targhooks.c: Likewise.
3670 * tree-vect-data-refs.c: Likewise.
3672 * doc/tm.texi: Likewise.
3673 * doc/extend.texi: Likewise.
3674 * doc/install.texi: Likewise.
3675 * doc/md.texi: Likewise.
3676 * tree-ssa-tail-merge.c: Likewise.
3677 * sched-int.h: Likewise.
3678 * match.pd: Likewise.
3679 * sched-ebb.c: Likewise.
3680 * target.def (omit_struct_return_reg): Likewise.
3681 * gimple-ssa-isolate-paths.c: Likewise.
3682 (find_implicit_erroneous_behaviour): Renamed to...
3683 (find_implicit_erroneous_behavior): ... this.
3684 (find_explicit_erroneous_behaviour): Renamed to...
3685 (find_explicit_erroneous_behavior): ... this.
3686 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
3688 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
3690 PR rtl-optimization/64682
3691 PR rtl-optimization/69567
3692 PR rtl-optimization/69737
3693 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
3694 in I2 as well, just lose it.
3696 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3698 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
3700 (aarch64_last_printed_tune_string): Likewise.
3701 (aarch64_declare_function_name): Only output .arch assembler
3702 directive if it will be different from the previously output
3703 directive. Same for .tune comment but only if -dA is set.
3704 (aarch64_start_file): New function.
3705 (TARGET_ASM_FILE_START): Define.
3707 2016-02-11 David Malcolm <dmalcolm@redhat.com>
3710 * Makefile.in (PLUGIN_HEADERS): Add params.list.
3712 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3715 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
3716 -Wmaybe-uninitialized warning.
3718 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
3721 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
3723 2016-02-11 Richard Biener <rguenther@suse.de>
3725 PR rtl-optimization/69291
3726 * ifcvt.c (noce_try_store_flag_constants): Do not allow
3727 subexpressions affected by changing the result.
3729 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
3732 * lra-constraints.c (curr_insn_transform): Find in/out operands
3733 for secondary memory moves. Update dups.
3735 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3737 PR tree-optimization/69652
3738 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
3739 to nested loop, did source re-formatting, skip debug statements,
3740 add check on statement with volatile operand, remove dead scalar
3743 2016-02-10 Jakub Jelinek <jakub@redhat.com>
3744 Patrick Palka <ppalka@gcc.gnu.org>
3748 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
3749 calls if the return type is TREE_ADDRESSABLE.
3750 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
3751 * ipa-split.c (split_function): Fix doubled "we" in comment.
3752 Use void return type for the split part even if
3753 !split_point->split_part_set_retval.
3755 2016-02-10 Bin Cheng <bin.cheng@arm.com>
3757 PR tree-optimization/68021
3758 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
3759 when computing the value of biv cand by itself.
3761 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
3763 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
3764 (cortexa57_tunings): Likewise.
3765 (cortexa72_tunings): Likewise.
3766 (arch_macro_fusion_pair_p): Add support for AES fusion.
3767 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
3768 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
3769 Allow virtual registers before reload so early scheduling works.
3770 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
3771 correct latency and pipeline.
3772 (cortex_a57_crypto_complex): Likewise.
3773 (cortex_a57_crypto_xor): Likewise.
3774 (define_bypass): Add AES bypass.
3776 2016-02-10 Richard Biener <rguenther@suse.de>
3778 PR tree-optimization/69726
3779 * passes.def: Add DCE pass before late uninit.
3780 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
3781 really fixup if-conversions job.
3783 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
3785 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
3786 (arm_cortex_a57_tune): Likewise.
3787 (aarch_macro_fusion_pair_p): Add support for AES fusion.
3788 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
3790 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
3792 * timevar.def (TV_PHASE_DBGINFO): Delete.
3793 (TV_PHASE_CHECK_DBGINFO): Likewise.
3794 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
3796 2016-02-10 Richard Biener <rguenther@suse.de>
3798 PR tree-optimization/69719
3799 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
3800 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
3802 2016-02-09 Andrew Pinski <apinski@cavium.com>
3805 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
3806 get_vcond_mask_icode returns false.
3808 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3811 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
3812 an ADDIS that adds a pointer to a large constant that sets the
3813 upper16 bits with a load operation.
3815 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
3818 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
3820 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
3822 (vzipq_s16): Likewise.
3823 (vzipq_s32): Likewise.
3824 (vzipq_f32): Likewise.
3825 (vzipq_u8): Likewise.
3826 (vzipq_u16): Likewise.
3827 (vzipq_u32): Likewise.
3828 (vzipq_p8): Likewise.
3829 (vzipq_p16): Likewise.
3831 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
3834 * config/arm/arm.c (neon_endian_lane_map): New function.
3835 (neon_vector_pair_endian_lane_map): New function.
3836 (arm_evpc_neon_vuzp): Allow for big endian lane order.
3837 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
3839 (vuzpq_s16): Likewise.
3840 (vuzpq_s32): Likewise.
3841 (vuzpq_f32): Likewise.
3842 (vuzpq_u8): Likewise.
3843 (vuzpq_u16): Likewise.
3844 (vuzpq_u32): Likewise.
3845 (vuzpq_p8): Likewise.
3846 (vuzpq_p16): Likewise.
3848 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
3851 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
3854 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
3856 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
3857 truncate const_int operand 1 to QImode.
3859 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
3861 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
3862 corresponding to an abnormal edge.
3864 2016-02-09 Tom de Vries <tom@codesourcery.com>
3866 PR tree-optimization/69599
3867 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
3869 (find_func_aliases_for_builtin_call, find_func_clobbers)
3870 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
3873 2016-02-09 Richard Biener <rguenther@suse.de>
3875 PR tree-optimization/69715
3876 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
3877 LHS on calls as non-rewritable.
3879 2016-02-09 Tom de Vries <tom@codesourcery.com>
3882 * lto-wrapper.c (append_diag_options): New function.
3883 (compile_offload_image): Call append_diag_options.
3885 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
3888 * doc/extend.texi (Flag Output Operands): Correct sectioning.
3889 Minor copy-edit to fix verb tenses.
3891 2016-02-08 Jakub Jelinek <jakub@redhat.com>
3893 PR tree-optimization/69209
3894 * ipa-split.c (split_function): If split part is not
3895 returning retval, retval has gimple type but is not
3896 gimple value, force it into a SSA_NAME first.
3898 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
3900 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
3903 2016-02-08 Jason Merrill <jason@redhat.com>
3906 * convert.c (convert_to_integer_1): Check dofold on truncation
3908 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
3909 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
3910 Rename from *_nofold.
3911 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
3912 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
3914 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
3917 * tree.c (build_common_tree_nodes): Remove short_double argument.
3918 All callers changed.
3919 * tree.h (build_common_tree_nodes): Adjust declaration.
3920 * doc/invoke.texi (-fshort-double): Remove documentation.
3921 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3922 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
3923 * lto-wrapper.c (merge_and_complain, append_compiler_options)
3924 (append_linker_options): Don't handle OPT_fshort_double.
3926 PR rtl-optimization/68730
3927 * lra-remat.c (insn_to_cand_activation): New static variable.
3928 (lra_remat): Allocate and free it.
3929 (create_cand): New arg activation. Initialize a field in
3930 insn_to_cand_activation if it is nonnull.
3931 (create_cands): Pass the activation insn to create_cand when making
3932 a candidate involving an output reload. Reorganize code a little.
3933 (do_remat): Keep track of active status of candidates in a separate
3936 2016-02-08 Richard Biener <rguenther@suse.de>
3938 PR tree-optimization/69719
3939 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
3940 Properly use absolute of the difference of the two offsets to
3941 compare or adjust the segment length.
3943 2016-02-08 Richard Biener <rguenther@suse.de>
3944 Jeff Law <law@redhat.com>
3947 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
3948 types for anonymous SSA names.
3950 2016-02-08 Richard Biener <rguenther@suse.de>
3952 PR rtl-optimization/69274
3953 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
3955 2016-02-08 Jeff Law <law@redhat.com>
3957 PR tree-optimization/65917
3958 * tree-ssa-dom.c (record_temporary_equivalences): Record both
3959 equivalences from if (x == y) style conditionals.
3960 (loop_depth_of_name): Remove.
3961 (record_equality): Remove loop depth check.
3962 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
3963 (const_and_copies::record_const_or_copy_raw): New member function.
3964 * tree-ssa-scopedtables.c
3965 (const_and_copies::record_const_or_copy_raw): New, factored out of
3966 (const_and_copies::record_const_or_copy): Call new member function.
3968 2016-02-05 Jeff Law <law@redhat.com>
3970 PR tree-optimization/68541
3971 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
3972 (count_stmts_in_block): New function.
3973 (poor_ifcvt_candidate_code): Likewise.
3974 (is_feasible_trace): Add some heuristics to determine when path
3975 splitting is profitable.
3976 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
3977 is a diamond with a single exit.
3979 2016-02-05 Martin Sebor <msebor@redhat.com>
3982 * doc/invoke.texi: Update -Wplacement-new to take an optional
3985 2016-02-06 Richard Henderson <rth@redhat.com>
3988 * tree.c (tree_nop_conversion_p): Do not strip casts into or
3989 out of non-standard address spaces.
3991 2016-02-05 Jakub Jelinek <jakub@redhat.com>
3993 PR rtl-optimization/69691
3994 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
3996 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
3998 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
3999 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
4000 (*ieee128_mfvsrd_64bit): Likewise.
4001 (*ieee128_mfvsrd_32bit): Likewise.
4003 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
4007 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4009 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4010 instrumented_version.
4012 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
4014 * doc/invoke.texi (Optimize Options): In table of --param options
4015 rename second occurrence of tracer-min-branch-ratio to
4016 tracer-min-branch-probability, rename
4017 tracer-min-branch-ratio-feedback to
4018 tracer-min-branch-probability-feedback and clarify description,
4019 rename sched-spec-state-edge-prob-cutoff to
4020 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
4021 to selsched-insns-to-rename, rename lto-minpartition to
4022 lto-min-partition, delete reorder-blocks-duplicate and
4023 reorder-blocks-duplicate-feedback.
4025 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4027 * config/s390/s390.c (s390_register_info_set_ranges): Remove
4030 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
4032 * doc/extend.texi: S/390: Correct some typos.
4034 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4036 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
4038 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4041 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
4042 (s390_register_info_gprtofpr): Use new macros above.
4043 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
4045 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
4046 its name. Adjust restore and save gpr ranges.
4047 (s390_register_info_set_ranges): New function.
4048 (s390_register_info): Use new macros above. Call
4049 s390_register_info_set_ranges.
4050 (s390_optimize_register_info): Likewise.
4051 (s390_hard_regno_rename_ok): Use new macros.
4052 (s390_hard_regno_scratch_ok): Likewise.
4053 (s390_emit_epilogue): Likewise.
4054 (s390_can_use_return_insn): Likewise.
4055 (s390_optimize_prologue): Likewise.
4056 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
4058 2016-02-05 Jakub Jelinek <jakub@redhat.com>
4061 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
4063 (ix86_option_override_internal): Disable TARGET_STV even for
4064 -m{incoming,preferred}-stack-boundary=3.
4066 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4068 * config.gcc: Mark deprecated rtems targets as obsolete.
4070 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
4072 PR rtl-optimization/64682
4073 PR rtl-optimization/69567
4074 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
4075 before I2 only if the register is both used and set in I2.
4077 2016-02-04 DJ Delorie <dj@redhat.com>
4079 * config/msp430/msp430.c (msp430_start_function): Add function type.
4081 2016-02-04 Jakub Jelinek <jakub@redhat.com>
4084 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
4086 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
4088 PR rtl-optimization/69577
4090 2015-10-29 Richard Henderson <rth@redhat.com>
4094 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
4095 sse check to the exact conditions of PR 67609.
4097 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4100 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
4101 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
4102 not allowed into the traditional Altivec registers.
4103 (movtd_64bit_nodm): Likewise.
4104 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
4106 2016-02-04 David Malcolm <dmalcolm@redhat.com>
4108 * config/aarch64/cortex-a57-fma-steering.c
4109 (aarch64_register_fma_steering): Remove "static" from arguments
4112 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
4115 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
4118 2016-02-04 Mike Frysinger <vapier@gentoo.org>
4120 * doc/invoke.texi: Delete -mno-fma4.
4122 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
4124 PR rtl-optimization/69577
4125 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
4126 (find_subregs_of_mode): Update accordingly. Iterate over partial
4129 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
4131 * config/arm/arm-protos.h (neon_reinterpret): Remove.
4132 * config/arm/arm.c (neon_reinterpret): Remove.
4133 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
4134 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
4135 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
4136 vreinterpretti): Remove.
4137 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
4138 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
4139 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
4140 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
4141 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
4142 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
4143 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
4144 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
4145 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
4146 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
4147 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
4148 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
4149 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
4150 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
4151 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
4152 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
4153 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
4154 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
4155 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
4156 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
4157 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
4158 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
4159 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
4160 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
4161 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
4162 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
4163 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
4164 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
4165 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
4166 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
4167 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
4168 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
4169 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
4170 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
4171 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
4172 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
4173 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
4174 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
4175 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
4176 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
4177 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
4178 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
4179 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
4180 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
4181 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
4182 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
4183 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
4184 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
4185 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
4186 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
4187 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
4188 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
4189 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
4190 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
4191 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
4192 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
4193 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
4194 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
4195 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
4196 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
4197 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
4198 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
4199 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
4200 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
4201 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
4202 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
4203 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
4204 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
4205 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
4206 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
4207 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
4208 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
4209 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
4210 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
4211 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
4212 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
4213 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
4214 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
4215 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
4216 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
4217 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
4218 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
4219 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
4220 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
4221 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
4222 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
4223 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
4224 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
4225 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
4226 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
4227 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
4228 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
4229 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
4230 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
4231 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
4232 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
4233 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
4234 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
4235 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
4236 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
4237 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
4238 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
4239 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
4241 2016-02-04 Martin Liska <mliska@suse.cz>
4244 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
4245 that are gimple_store_p.
4246 (maybe_instrument_call): Likewise.
4248 2016-02-04 Bin Cheng <bin.cheng@arm.com>
4250 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
4251 register scaling out of memory reference and comment why.
4253 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4257 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
4258 folding the source of a SET.
4260 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4264 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
4265 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
4267 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
4271 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
4274 2016-02-04 Christian Bruel <christian.bruel@st.com>
4276 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
4277 * config/arm/arm.c (arm_set_current_function): Likewise.
4279 2016-02-04 Jakub Jelinek <jakub@redhat.com>
4280 Ilya Enkovich <enkovich.gnu@gmail.com>
4281 H.J. Lu <hongjiu.lu@intel.com>
4284 * config/i386/i386.c (convert_scalars_to_vector): Remove
4285 stack alignment fixes.
4286 (ix86_option_override_internal): Disable TARGET_STV if stack
4287 might not be aligned enough.
4288 (ix86_minimum_alignment): Assert that TARGET_STV is false.
4290 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
4292 * gcc/config/i386/x86-tune.def: Disable default prefetching
4295 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4296 Vladimir Makarov <vmakarov@redhat.com>
4299 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
4300 in validating fused toc addresses.
4302 2016-02-03 Jakub Jelinek <jakub@redhat.com>
4305 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
4306 range->m_caret fields if range->m_show_caret_p is false.
4309 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
4310 Force oldval into register if it does not satisfy reg_or_short_operand
4311 predicate. Fix up formatting.
4313 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
4314 Alexandre Oliva <aoliva@redhat.com>
4317 * lra-constraints.c (simplify_operand_subreg): Check additionally
4318 address validity after potential reloading.
4319 (process_address_1): Check insns validity. In case of failure do
4322 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
4325 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
4328 2016-02-02 Jakub Jelinek <jakub@redhat.com>
4330 * wide-int.cc (canonize_uhwi): New function.
4331 (wi::divmod_internal): Use it.
4333 2016-02-02 James Norris <jnorris@codesourcery.com
4335 * gimplify.c (omp_notice_variable): Add usage check.
4337 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
4339 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
4340 like LE, GE, LT, GT when emitting relational operator.
4342 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
4344 * ira-costs.c (find_costs_and_classes): Add extra argument.
4345 * target.def (ira_change_pseudo_allocno_class): Add parameter.
4346 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
4347 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
4348 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
4349 Add best_class parameter, and return it if not ALL_REGS.
4350 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
4352 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
4355 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
4357 * config/aarch64/aarch64.c
4358 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
4359 (aarch64_ira_change_pseudo_allocno_class): New function.
4361 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
4366 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4368 * config/avr/avr.c (avr_option_override): Set
4369 PARAM_ALLOW_STORE_DATA_RACES to 1.
4371 2016-02-02 Richard Biener <rguenther@suse.de>
4373 PR tree-optimization/69595
4374 * match.pd: Add range test simplifications to true/false.
4376 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
4378 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
4379 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
4382 2016-02-02 Richard Biener <rguenther@suse.de>
4384 PR tree-optimization/69606
4385 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
4386 info on the result before moving a stmt.
4388 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
4391 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
4392 branch with vector comparison.
4393 * config/i386/sse.md (VI48_AVX): New mode iterator.
4394 (define_expand "cbranch<mode>4): Add support for conditional branch
4395 with vector comparison.
4396 * tree-vect-loop.c (optimize_mask_stores): New function.
4397 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
4398 has_mask_store field of vect_info.
4399 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
4400 vectorized loops having masked stores after vec_info destroy.
4401 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
4402 correspondent macros.
4403 (optimize_mask_stores): Add prototype.
4405 2016-02-02 Alan Modra <amodra@gmail.com>
4408 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
4411 2016-02-02 Alan Modra <amodra@gmail.com>
4414 * config/rs6000/rs6000.c (need_toc_init): New var, set it
4415 whenever toc_label_name used.
4416 (rs6000_file_start): Don't set up toc section here,
4417 (rs6000_output_function_epilogue): do so here instead,
4418 (rs6000_xcoff_file_start): and here.
4419 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
4420 (load_toc_aix_di): Likewise.
4422 2016-02-01 Jakub Jelinek <jakub@redhat.com>
4424 PR rtl-optimization/69592
4425 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
4426 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
4427 (num_sign_bit_copies_binary_arith_p): New inline function.
4428 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
4430 2016-02-01 Jeff Law <law@redhat.com>
4432 PR tree-optimization/69580
4433 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
4434 * tree-ssa-threadbackward.c
4435 (fsm_find_control_statement_thread_paths): Do not try to walk
4436 through large PHI nodes.
4438 2016-02-01 Jakub Jelinek <jakub@redhat.com>
4440 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
4441 when count is incremented above limit, don't analyze further
4444 * omp-low.c (oacc_parse_default_dims): Avoid
4445 -Wsign-compare warning, make sure value fits into int
4446 rather than just unsigned int.
4448 2016-02-01 Bin Cheng <bin.cheng@arm.com>
4450 PR tree-optimization/67921
4451 * fold-const.c (split_tree): New parameters. Convert pointer
4452 type variable part to proper type before negating.
4453 (fold_binary_loc): Pass new arguments to split_tree.
4455 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
4457 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
4458 (nvptx_goacc_validate_dims): Extend to handle global defaults.
4459 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
4460 * doc/tm.texti: Rebuilt.
4461 * doc/invoke.texi (fopenacc-dim): Document.
4462 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
4463 (append_compiler_options): Likewise.
4464 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
4465 (oacc_parse_default_dims): New.
4466 (oacc_validate_dims): Add USED arg. Select non-unity default when
4468 (oacc_loop_fixed_partitions): Return mask of used partitions.
4469 (oacc_loop_auto_partitions): Emit dump info.
4470 (oacc_loop_partition): Return mask of used partitions.
4471 (execute_oacc_device_lower): Parse default dimension arg. Adjust
4472 loop partitioning and validation calls.
4474 2016-02-01 Richard Biener <rguenther@suse.de>
4477 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
4479 2016-02-01 Richard Biener <rguenther@suse.de>
4481 PR tree-optimization/69574
4482 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
4483 of asserting return chrec_dont_know.
4485 2016-02-01 Martin Liska <mliska@suse.cz>
4487 * mem-stats-traits.h: Add copyright header.
4488 * mem-stats.h: Likewise.
4490 2016-02-01 Richard Biener <rguenther@suse.de>
4492 PR tree-optimization/69579
4493 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
4494 Do not propagate through abnormal PHI results.
4496 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
4498 * postreload.c (reload_cse_simplify): Remove dead code.
4500 2016-02-01 Jakub Jelinek <jakub@redhat.com>
4502 PR rtl-optimization/69570
4503 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
4504 if there is more than one set, not if there is a single set.
4506 2016-02-01 Richard Henderson <rth@redhat.com>
4509 * combine.c (make_compound_operation): When looking through a
4510 subreg, make sure to re-extend to the width of the outer mode.
4512 2016-01-30 Jakub Jelinek <jakub@redhat.com>
4514 PR tree-optimization/69546
4515 * wide-int.cc (wi::divmod_internal): For unsigned division
4516 where both operands fit into uhwi, if o1 is 1 and o0 has
4517 msb set, if divident_prec is larger than bits per hwi,
4518 clear another quotient word and return 2 instead of 1.
4519 Similarly for remainder with msb in HWI set, if dividend_prec
4520 is larger than bits per hwi.
4522 2016-01-29 Martin Jambor <mjambor@suse.cz>
4524 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
4525 Use short lowercase names.
4526 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
4527 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
4528 acq_rel one. Protect warning agains segfaults if
4529 get_memory_order_name returns NULL.
4530 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
4531 with release semantics. Do not warn if get_memory_order already did.
4532 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
4533 semantics. Fix check for relaxed or acquire semantics. Do not warn
4534 if get_memory_order already did.
4536 2016-01-29 Sebastian Pop <s.pop@samsung.com>
4538 * doc/install.texi: Document that isl-0.16 is supported.
4540 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
4543 * config/i386/constraints.md (Bm): Describe as special memory
4545 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
4546 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
4547 * genpreds.c (struct constraint_data): Add is_special_memory.
4548 (have_special_memory_constraints, special_memory_start): New
4550 (special_memory_end): Ditto.
4551 (add_constraint): Add new arg is_special_memory. Add code to
4552 process its true value. Update have_special_memory_constraints.
4553 (process_define_constraint): Pass the new arg.
4554 (process_define_register_constraint): Ditto.
4555 (choose_enum_order): Process special memory.
4556 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
4557 function insn_extra_special_memory_constraint.
4558 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
4559 * gensupport.c (process_rtx): Process
4560 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
4561 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
4562 * ira-lives.c (single_reg_class): Use
4563 insn_extra_special_memory_constraint.
4564 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
4565 * lra-constraints.c (process_alt_operands): Ditto.
4566 (curr_insn_transform): Use insn_extra_special_memory_constraint.
4567 * recog.c (asm_operand_ok, preprocess_constraints): Process
4569 * reload.c (find_reloads): Ditto.
4570 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
4571 * stmt.c (parse_input_constraint): Use
4572 insn_extra_special_memory_constraint.
4574 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
4577 * lra-splill.c (lra_final_code_change): Revert r229087 by
4578 removing all sub-registers.
4580 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
4583 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
4585 2016-01-29 Jakub Jelinek <jakub@redhat.com>
4588 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
4589 SSE1, copy target into the temporary reg first before recursing
4592 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
4594 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
4597 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
4599 * ginclude/stdarg.h: Test __cplusplus instead of
4600 __GXX_EXPERIMENTAL_CXX0X__.
4602 2016-01-29 Richard Biener <rguenther@suse.de>
4604 PR tree-optimization/69547
4605 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
4606 Do not mark clobbers necessary.
4607 (mark_all_reaching_defs_necessary_1): Likewise.
4609 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4611 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
4612 declaration name with %qs and print it in both error messages.
4613 Also fix indentation.
4615 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4618 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
4619 trailing blank line from error message.
4621 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
4624 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
4627 2016-01-29 Richard Biener <rguenther@suse.de>
4630 * match.pd: Allow all integral types when simplifying a
4631 widening or sign-changing conversion.
4633 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4635 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
4636 back to setting codegen_error to fail codegen.
4638 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
4641 * config/i386/constraints.md (C): Only accept constant zero operand.
4642 (BC): New constraint.
4643 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
4644 instead of C constraint.
4645 * doc/md.texi (Machine Constraints): Update description
4648 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
4651 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
4653 2016-01-28 Jakub Jelinek <jakub@redhat.com>
4656 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
4659 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
4661 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
4662 branches if using guessed profile.
4664 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
4666 * graphite-optimize-isl.c (optimize_isl): Fix dump.
4668 2016-01-28 Richard Henderson <rth@redhat.com>
4671 * config/aarch64/aarch64-modes.def (CC_Cmode): New
4672 * config/aarch64/aarch64-protos.h: Update.
4673 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
4674 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
4675 (aarch64_get_condition_code_1): Handle CC_Cmode.
4676 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
4677 (*add<mode>3_compareC_cconly_imm): New.
4678 (*add<mode>3_compareC_cconly): New.
4679 (*add<mode>3_compareC_imm): New.
4680 (add<mode>3_compareC): New.
4681 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
4682 to be first. Use aarch64_carry_operation.
4683 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
4684 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
4685 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
4686 (subti3): Use subdi3_compare1.
4687 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
4688 (sub<mode>3_compare1): New.
4689 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
4690 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
4691 (*subsi3_carryin_uxtw): Likewise.
4692 (*ngc<mode>, *ngcsi_uxtw): Likewise.
4693 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
4694 * config/aarch64/iterators.md (DWI): New.
4695 * config/aarch64/predicates.md (aarch64_carry_operation): New.
4696 (aarch64_borrow_operation): New.
4698 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
4700 * graphite-optimize-isl.c (optimize_isl): Print a different debug
4701 message when isl does not return a valid schedule.
4703 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4705 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
4706 Remove comments from class declarations: they are already in the code
4709 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4711 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
4713 (ternary_op_to_tree): Same.
4714 (unary_op_to_tree): Same.
4715 (nary_op_to_tree): Same.
4716 (gcc_expression_from_isl_expr_op): Same.
4717 (gcc_expression_from_isl_expression): Same.
4718 (graphite_create_new_loop): Same.
4719 (graphite_create_new_loop_guard): Same.
4720 (build_iv_mapping): Same.
4721 (graphite_create_new_guard): Same.
4722 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
4723 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
4725 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4727 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
4728 instead of setting codegen_error to fail codegen.
4730 2016-01-28 Jason Merrill <jason@redhat.com>
4732 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
4734 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
4736 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4737 Remove CONST_INT_P check in CCMP cost calculation.
4739 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
4741 * config/aarch64/aarch64.c (generic_vector_cost):
4742 Set vec_permute_cost.
4743 (cortexa57_vector_cost): Likewise.
4744 (exynosm1_vector_cost): Likewise.
4745 (xgene1_vector_cost): Likewise.
4746 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
4747 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
4748 Add vec_permute_cost entry.
4750 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
4752 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
4754 (add<mode>3_compare0): Likewise.
4755 (addsi3_compare0_uxtw): Likewise.
4756 (add<mode>3nr_compare0): Likewise.
4757 (compare_neg<mode>): Likewise.
4758 (<optab><mode>3): Likewise.
4760 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
4762 * tree-vect-stmts.c (vectorizable_comparison): Add
4763 NULL check for vectype.
4765 2016-01-28 Richard Biener <rguenther@suse.de>
4767 PR tree-optimization/69466
4768 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4769 Account for PHIs we couldn't duplicate.
4771 2016-01-28 Martin Liska <mliska@suse.cz>
4774 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
4775 instead of ENABLE_VALGRIND_CHECKING.
4777 2016-01-27 Richard Henderson <rth@redhat.com>
4780 * lra-remat.c (subreg_regs): New.
4781 (dump_candidates_and_remat_bb_data): Dump it.
4782 (operand_to_remat): Reject if operand in subreg_regs.
4783 (set_bb_regs): Collect subreg_regs.
4784 (lra_remat): Init and free subreg_regs. Compute
4785 calculate_local_reg_remat_bb_data before create_cands.
4787 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
4790 * config/i386/i386.c (ix86_update_stack_boundary): Don't
4791 change stack_alignment_needed for __tls_get_addr call.
4793 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
4795 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
4797 2016-01-27 Jeff Law <law@redhat.com>
4799 PR tree-optimization/68398
4800 PR tree-optimization/69196
4801 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
4802 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
4803 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4804 Only count PHIs in the last block in the path. The others will
4805 const/copy propagate away. Add heuristic to allow more irreducible
4806 subloops to be created when it is likely profitable to do so.
4808 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4809 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
4810 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
4812 2016-01-27 Jakub Jelinek <jakub@redhat.com>
4815 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
4816 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
4817 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
4818 * tree-streamer-in.c: Include asan.h.
4819 (streamer_get_builtin_tree): For builtins in sanitizer
4820 range call initialize_sanitizer_builtins and retry.
4822 2016-01-27 Ian Lance Taylor <iant@google.com>
4824 * common.opt (fkeep-gc-roots-live): New undocumented option.
4825 * tree-ssa-loop-ivopts.c (add_candidate_1): If
4826 -fkeep-gc-roots-live, skip pointers.
4827 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
4830 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
4833 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
4834 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
4836 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
4839 * configure.ac: NetBSD provides SSP in its C library.
4840 * configure: Updated.
4842 2016-01-27 Richard Biener <rguenther@suse.de>
4844 PR tree-optimization/69166
4845 * tree-vect-loop.c (vect_is_simple_reduction): Always check
4846 reduction code for commutativity / associativity.
4848 2016-01-27 Martin Jambor <mjambor@suse.cz>
4850 PR tree-optimization/69355
4851 * tree-sra.c (analyze_access_subtree): Correct hole detection when
4852 total_scalarization fails.
4854 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
4856 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
4859 2016-01-27 Christian Bruel <christian.bruel@st.com>
4862 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
4863 Move arm_reset_previous_fndecl and set_target_option_current_node in
4864 the conditional part. Call save_restore_target_globals.
4865 * config/arm/arm.c (arm_set_current_function):
4866 Refactor to better support #pragma target and attribute mix.
4867 Call save_restore_target_globals.
4868 * config/arm/arm-protos.h (save_restore_target_globals): New function.
4870 2016-01-27 Martin Liska <mliska@suse.cz>
4872 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
4873 reference for an HSA kernel and its host function.
4875 2016-01-27 Jakub Jelinek <jakub@redhat.com>
4877 PR tree-optimization/69399
4878 * wide-int.h (wi::lrshift): For larger precisions, only
4879 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
4881 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
4883 * config/arc/predicates.md (proper_comparison_operator): Reject
4884 constant-constant comparison.
4886 2016-01-26 Tom de Vries <tom@codesourcery.com>
4888 PR tree-optimization/69110
4889 * tree-data-ref.c (initialize_data_dependence_relation): Handle
4890 DR_NUM_DIMENSIONS == 0.
4892 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
4893 Sebastian Pop <s.pop@samsung.com>
4895 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
4896 isl_ast_op_cond and isl_ast_op_select.
4897 (gcc_expression_from_isl_expr_op): Same.
4899 2016-01-26 Jason Merrill <jason@redhat.com>
4902 * tree.c (recompute_constructor_flags): Split out from
4904 (verify_constructor_flags): New.
4905 * tree.h: Declare them.
4907 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
4909 PR rtl-optimization/69217
4910 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
4911 are no TYPE_FIELDS set for the record type.
4913 2016-01-26 Jakub Jelinek <jakub@redhat.com>
4916 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
4917 toc_label_name unconditionally.
4918 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
4919 SYMBOL_REF string. Use toc_label_name instead of constructing
4921 (rs6000_elf_declare_function_name): Use toc_label_name instead of
4922 constructing LCTOC1.
4924 2016-01-26 Martin Sebor <msebor@redhat.com>
4927 * doc/extend.texi (Common Type Attributes): Move text that talks about
4928 attribute packed from attribute aligned to the section discussing
4929 the former attribute for clarity.
4931 2016-01-26 Richard Henderson <rth@redhat.com>
4934 * trans-mem.c (tm_region_init): Mark entry block as visited.
4936 2016-01-26 David Malcolm <dmalcolm@redhat.com>
4939 * diagnostic-show-locus.c (layout::print_source_line): Replace
4940 call to pp_newline with call to layout::print_newline.
4941 (layout::print_annotation_line): Likewise.
4942 (layout::move_to_column): Likewise.
4943 (layout::print_any_fixits): After printing any fixits, print a
4944 trailing newline, if necessary.
4945 (layout::print_newline): New method, resetting any colorization
4947 (diagnostic_show_locus): Move the pp_newline to before the
4948 early bailout. Remove dummy block enclosing the layout instance.
4949 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
4950 of pp_newline_and_flush with pp_flush.
4951 (diagnostic_append_note): Delete use of pp_newline.
4952 (diagnostic_append_note_at_rich_loc): Delete.
4953 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
4954 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
4955 when newline characters are added to the buffer.
4957 2016-01-26 Michael Matz <matz@suse.de>
4959 * configure.ac (ac_cv_std_swap_in_utility): New test.
4960 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
4961 * configure: Regenerate.
4962 * config.in: Regenerate.
4964 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
4966 * config/arc/arc.md (cstoresi4): Force operand into register.
4967 (arcset<code>): Fix predicate.
4968 (arcsetltu): Likewise.
4969 (arcsetgeu): Likewise.
4970 (arcsethi): Likewise.
4971 (arcsetls): Likewise.
4973 2016-01-26 Jakub Jelinek <jakub@redhat.com>
4975 PR tree-optimization/69483
4976 * gimple-fold.c (canonicalize_constructor_val): Return NULL
4977 if base has error_mark_node type.
4979 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
4982 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
4983 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
4985 (vget_lane_f16): Handle big-endian.
4986 (vgetq_lane_f16): Likewise.
4987 (vset_lane_f16): Likewise.
4988 (vsetq_lane_f16): Likewise.
4989 * config/arm/iterators.md (VQXMOV): Add V8HF.
4990 (VDQ): Add V4HF and V8HF.
4991 (V_reg): Handle V4HF and V8HF.
4992 (Is_float_mode): Likewise.
4993 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
4994 neon_vdup_nv8hf): New patterns.
4995 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
4996 Use VD_LANE iterator.
4997 (neon_vld1_dup<mode>): Use VQ2 iterator.
4999 2016-01-26 Nathan Sidwell <nathan@acm.org>
5001 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
5002 (set_oacc_fn_attrib): Add IS_KERNEL arg.
5003 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
5004 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
5005 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
5006 (oacc_validate_dims): Add LEVEL arg, don't return level.
5007 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
5009 (execute_oacc_device_lower): Adjust, add more dump output.
5010 * tree-ssa-loop.c (gate_oacc_kernels): Use
5011 oacc_fn_attrib_kernels_p.
5012 * tree-parloops.c (create_parallel_loop): Adjust
5013 set_oacc_fn_attrib call.
5015 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5018 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
5019 (append_compiler_options): Handle -fcilkplus.
5020 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
5022 2016-01-26 Nick Clifton <nickc@redhat.com>
5025 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
5026 been marked as DECL_ONE_ONLY but we do not the means to make it
5027 so, then do not allow it to bind locally.
5029 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5032 * opts.h (parse_sanitizer_options): New prototype.
5033 * opts.c (sanitizer_opts): New array.
5034 (parse_sanitizer_options): New function.
5035 (common_handle_option): Use parse_sanitizer_options.
5037 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
5040 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
5041 alignment adjustment to ...
5042 (ix86_update_stack_boundary): Here. Don't over-align stack for
5044 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
5045 if __tls_get_addr is called.
5047 2016-01-26 Christian Bruel <christian.bruel@st.com>
5049 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
5051 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
5053 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
5055 2016-01-26 Richard Biener <rguenther@suse.de>
5058 * match.pd: Guard X * CST CMP 0 pattern with single_use.
5060 2016-01-26 Richard Biener <rguenther@suse.de>
5062 PR tree-optimization/69452
5063 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
5064 (move_computations_dom_walker::before_dom_children): Rename
5066 (move_computations_worker): This.
5067 (move_computations): Perform an RPO rather than a DOM walk.
5069 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5072 * combine.c (combine_instructions): For REG_EQUAL note with
5073 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
5074 to the underlying register.
5075 * doc/rtl.texi (REG_EQUAL): Document the behavior of
5076 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
5078 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
5081 * config/aarch64/aarch64-builtins.c
5082 (aarch64_init_simd_builtin_types): Do not set structural
5083 equality to __Poly{8,16,64,128}_t types.
5085 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
5087 PR tree-optimization/69400
5088 * wide-int.cc (wi_pack): Take the precision as argument and
5089 perform canonicalization here rather than in the callers.
5090 Use the main loop to handle all full-width HWIs. Add a
5091 zero HWI if in_len isn't a full result.
5092 (wi::divmod_internal): Update accordingly.
5093 (wi::mul_internal): Likewise. Simplify.
5095 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
5096 Sebastian Pop <s.pop@samsung.com>
5098 * graphite-poly.c (apply_poly_transforms): Simplify.
5099 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
5100 (print_isl_map): Same.
5101 (print_isl_union_map): Same.
5102 (print_isl_schedule): New.
5103 (debug_isl_schedule): New.
5104 * graphite-dependences.c (scop_get_reads): Do not call
5105 isl_union_map_add_map that is undocumented isl functionality.
5106 (scop_get_must_writes): Same.
5107 (scop_get_may_writes): Same.
5108 (scop_get_original_schedule): Remove.
5109 (scop_get_dependences): Do not call isl_union_map_compute_flow that
5110 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
5111 (compute_deps): Remove.
5112 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
5113 (debug_schedule_ast): New.
5114 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
5115 set_separate_option.
5116 (graphite_regenerate_ast_isl): Add dump.
5117 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
5118 from scop->transformed_schedule.
5119 (graphite_regenerate_ast_isl): Add more dump.
5120 * graphite-optimize-isl.c (optimize_isl): Set
5121 scop->transformed_schedule. Check whether schedules are equal.
5122 (apply_poly_transforms): Move here.
5123 * graphite-poly.c (apply_poly_transforms): ... from here.
5124 (free_poly_bb): Static.
5125 (free_scop): Static.
5126 (pbb_number_of_iterations_at_time): Remove.
5127 (print_isl_ast): New.
5128 (debug_isl_ast): New.
5129 (debug_scop_pbb): New.
5130 * graphite-scop-detection.c (print_edge): Move.
5132 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
5133 (build_scop_scattering): Remove.
5134 (create_pw_aff_from_tree): Assert instead of bailing out.
5135 (add_condition_to_pbb): Remove unused code, do not fail.
5136 (add_conditions_to_domain): Same.
5137 (add_conditions_to_constraints): Remove.
5138 (build_scop_context): New.
5139 (add_iter_domain_dimension): New.
5140 (build_iteration_domains): Initialize pbb->iterators.
5141 Call add_conditions_to_domain.
5144 (index_outermost_in_loop): New.
5145 (index_pbb_in_loop): New.
5146 (outermost_pbb_in): New.
5147 (add_in_sequence): New.
5148 (add_outer_projection): New.
5149 (outer_projection_mupa): New.
5150 (add_loop_schedule): New.
5151 (build_schedule_pbb): New.
5152 (build_schedule_loop): New.
5153 (embed_in_surrounding_loops): New.
5154 (build_schedule_loop_nest): New.
5155 (build_original_schedule): New.
5156 (build_poly_scop): Call build_original_schedule.
5157 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
5158 (free_poly_dr): Remove.
5159 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
5160 (free_poly_bb): Remove.
5161 (debug_loop_vec): Remove.
5162 (print_isl_ast): Declare.
5163 (debug_isl_ast): Declare.
5164 (scop_do_interchange): Remove.
5165 (scop_do_strip_mine): Remove.
5166 (scop_do_block): Remove.
5167 (flatten_all_loops): Remove.
5168 (optimize_isl): Remove.
5169 (pbb_number_of_iterations_at_time): Remove.
5170 (debug_scop_pbb): Declare.
5171 (print_schedule_ast): Declare.
5172 (debug_schedule_ast): Declare.
5173 (struct scop): Remove schedule. Add original_schedule,
5174 transformed_schedule.
5175 (free_gimple_poly_bb): Remove.
5176 (print_generated_program): Remove.
5177 (debug_generated_program): Remove.
5178 (unify_scattering_dimensions): Remove.
5179 * sese.c (print_edge): ... here.
5180 (print_sese): ... here.
5181 (debug_edge): ... here.
5182 (debug_sese): ... here.
5183 * sese.h (print_edge): Declare.
5184 (print_sese): Declare.
5185 (dump_edge): Declare.
5186 (dump_sese): Declare.
5188 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
5189 Sebastian Pop <s.pop@samsung.com>
5191 * Makefile.in: Set ISLVER in site.exp.
5193 2016-01-25 Jakub Jelinek <jakub@redhat.com>
5195 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
5196 DECL_VALUE_EXPR of new_var even for the non-array case. Look
5197 through DECL_VALUE_EXPR for expansion.
5199 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5201 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
5202 the frame info after reload completed.
5204 2016-01-25 Jeff Law <law@redhat.com>
5206 PR tree-optimization/69196
5207 PR tree-optimization/68398
5208 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
5209 tree-ssa-threadupdate.c.
5210 (determine_bb_domination_status): Prototype
5211 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
5212 (determine_bb_domination_status): No longer static.
5213 (valid_jump_thread_path): Remove code to detect characteristics
5214 of the jump thread path not associated with correctness.
5215 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
5216 Correct test for thread path length. Count PHIs for real operands as
5217 statements that need to be copied. Do not count ASSERT_EXPRs.
5218 Look at all the blocks in the thread path. Compute and selectively
5219 filter thread paths based on threading through the latch, threading
5220 a multiway branch or crossing a multiway branch.
5222 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5224 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
5225 decl with __attribute__ ((unused)) annotation.
5227 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
5230 * tree-vect-stmts.c (vectorizable_condition): Check vectype
5231 of operands is compatible with a statement vectype.
5233 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
5235 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
5236 improve wording for mixed storage order support.
5238 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
5240 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
5241 (vcvt_u64_f64): Likewise.
5242 (vcvta_s64_f64): Likewise.
5243 (vcvta_u64_f64): Likewise.
5244 (vcvtm_s64_f64): Likewise.
5245 (vcvtm_u64_f64): Likewise.
5246 (vcvtn_s64_f64): Likewise.
5247 (vcvtn_u64_f64): Likewise.
5248 (vcvtp_s64_f64): Likewise.
5249 (vcvtp_u64_f64): Likewise.
5251 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
5253 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
5254 (arc_init): Check validity mll64 option.
5255 (arc_save_restore): Use double load/store instruction.
5256 (arc_expand_movmem): Likewise.
5257 (arc_split_move): Don't split if we have double load/store
5258 instructions. Returns a boolean.
5259 (arc_process_double_reg_moves): Change function to return boolean
5260 instead of a sequence of instructions.
5261 (arc_dwarf_register_span): New function.
5262 * config/arc/arc-protos.h (arc_split_move): Change prototype.
5263 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
5264 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
5265 (*movdf_insn): Likewise.
5266 * config/arc/arc.opt (mll64): New option.
5267 * config/arc/predicates.md (even_register_operand): New predicate.
5268 * doc/invoke.texi (ARC Options): Add mll64 documentation.
5270 2016-01-25 Richard Biener <rguenther@suse.de>
5273 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
5274 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
5276 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
5278 2016-01-25 Richard Biener <rguenther@suse.de>
5280 PR tree-optimization/69376
5281 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
5283 (VN_INFO_ANTI_RANGE_P): New inline.
5284 (VN_INFO_RANGE_TYPE): Likewise.
5285 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
5286 SSA_NAME_ANTI_RANGE_P.
5287 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
5288 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5289 Properly query VN_INFO_RANGE_TYPE.
5291 2016-01-25 Nick Clifton <nickc@redhat.com>
5294 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
5296 2016-01-23 Tom de Vries <tom@codesourcery.com>
5298 PR tree-optimization/69426
5299 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
5302 2016-01-23 Jakub Jelinek <jakub@redhat.com>
5304 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
5305 "the the" with "the" in the comments.
5306 * ipa-devirt.c (build_type_inheritance_graph,
5307 update_type_inheritance_graph): Likewise.
5308 * tree.c (build_function_type_list_1): Likewise.
5309 * cfgloopmanip.c (scale_loop_profile): Likewise.
5310 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
5311 * gimple-ssa-split-paths.c
5312 (find_block_to_duplicate_for_splitting_paths): Likewise.
5313 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
5314 * expr.c (convert_move): Likewise.
5315 * var-tracking.c (vt_stack_adjustments): Likewise.
5316 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5317 * tree-vrp.c (test_for_singularity): Likewise.
5319 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
5320 directly instead of building a temporary tree.
5323 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
5324 remove <algorithm> include.
5326 2016-01-22 Jakub Jelinek <jakub@redhat.com>
5329 * config/i386/i386.c: Include dojump.h.
5330 (expand_small_movmem_or_setmem,
5331 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
5333 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
5334 if dynamic_check != -1.
5336 2016-01-21 Jeff Law <law@redhat.com>
5339 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
5340 record_temporary_equivalences. Rewritten to avoid unnecessary calls
5341 into dominated_by_p.
5342 (cprop_into_successor_phis): Avoid unnecessary tests.
5344 2016-01-22 Richard Henderson <rth@redhat.com>
5347 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
5348 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
5350 2016-01-22 Michael Matz <matz@suse.de>
5352 * system.h (string, algorithm): Include only conditionally.
5353 (new): Include always under C++.
5354 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
5355 * final.c (toplevel): Ditto.
5356 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
5357 * genconditions.c (write_header): Make gencondmd.c define
5359 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
5361 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
5362 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
5364 2016-01-22 Christian Bruel <christian.bruel@st.com>
5367 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
5369 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5372 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
5373 define_insn_and_split. Ensure operands[1] and operands[0] do not
5374 get assigned the same register.
5376 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5378 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
5380 2016-01-22 Christian Bruel <christian.bruel@st.com>
5382 * config/arm/arm-c.c (arm_pragma_target_parse):
5383 Remove warn_builtin_macro_redefined overwrite.
5385 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
5387 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
5388 flag_non_call_exceptions compatibility.
5390 2016-01-22 Jakub Jelinek <jakub@redhat.com>
5393 * dwarf2out.c (add_child_die_after): New function.
5394 (dwarf_qual_info_t): New type.
5395 (dwarf_qual_info): New variable.
5396 (qualified_die_p): New function.
5397 (modified_type_die): For -fdebug-types-section, ensure
5398 canonical order of qualifiers. Put qualified DIEs adjacent
5399 to the corresponding non-qualified type DIE and search there
5400 for existing qualified DIEs.
5402 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
5404 * doc/extend.texi (scalar_storage_order type attribute): Document
5405 restriction on type punning and aliasing, and remove future tense.
5407 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
5410 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
5413 2016-01-21 Jeff Law <law@redhat.com>
5416 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
5417 useless call to record_temporary_equivalences.
5418 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
5419 allocate 10 slots in the bb_path vector and let it grow as needed.
5420 (fsm_find_control_statement_thread_paths): Similarly for the next_path
5423 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
5425 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
5427 * configure: Regenerate.
5429 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
5431 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
5432 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
5434 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
5437 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
5438 drop EXPAND_INITIALIZER.
5439 * rtl.h (contains_symbolic_reference_p): Declare.
5440 * rtlanal.c (contains_symbolic_reference_p): New function.
5441 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
5442 a subtraction into a NOT if symbolic constants are involved.
5444 2016-01-21 Anton Blanchard <anton@samba.org>
5445 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5448 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
5450 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
5453 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
5455 * config/microblaze/microblaze.c
5456 (get_branch_target): New.
5457 (insert_wic_for_ilb_runout): New.
5459 (microblaze_machine_dependent_reorg): New.
5460 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
5461 * config/microblaze/microblaze.md
5462 (UNSPEC_IPREFETCH): Define.
5463 (iprefetch): New pattern
5464 * config/microblaze/microblaze.opt
5465 (mxl-prefetch): New flag.
5467 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
5469 * config/microblaze/microblaze.h
5470 (FIXED_REGISTERS): Update in macro.
5471 (CALL_USED_REGISTERS): Update in macro.
5473 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
5475 PR rtl-optimization/68920
5476 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
5479 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
5481 PR rtl-optimization/68990
5482 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
5483 pseudo instead of inheritance ones.
5485 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5486 Nick Clifton <nickc@redhat.com>
5490 * config/mips/mips.c (mips_compute_frame_info): Initialise
5491 args_size and hard_frame_pointer_offset fields of the frame
5492 structure before calling mips_global_pointer.
5494 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
5496 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
5498 * configure: Regenerate.
5500 2016-01-21 Richard Biener <rguenther@suse.de>
5502 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
5504 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
5506 * config/s390/s390.c (s390_asm_declare_function_size): Add code
5507 to actually emit the .size directive.
5509 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
5510 Jakub Jelinek <jakub@redhat.com>
5514 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
5515 args array size by one to avoid buffer overflow.
5517 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
5519 * config/s390/s390.md (pool_section_start): Use switch_to_section
5520 to select proper read-only data section instead of hardcoding
5522 (pool_section_end): Use switch_to_section to match the above.
5524 2016-01-21 Richard Biener <rguenther@suse.de>
5526 PR tree-optimization/69378
5527 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
5528 (set_ssa_val_to): Use it for dominance checks taking into
5529 account not executable edges.
5531 2016-01-21 Jakub Jelinek <jakub@redhat.com>
5534 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
5535 for bitsize instead of GET_MODE_PRECISION (mode).
5537 2016-01-20 Martin Sebor <msebor@redhat.com>
5540 * extend.texi (__sync Builtins): Clarify the semantics of
5541 __sync_fetch_and_OP built-ins on pointers.
5542 (__atomic Builtins): Same.
5544 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5545 Sebastian Pop <s.pop@samsung.com>
5547 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
5548 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
5549 (is_valid_rename): Same.
5550 (translate_isl_ast_to_gimple::get_rename): Same.
5551 (translate_isl_ast_to_gimple::rename_all_uses): Same.
5552 (translate_isl_ast_to_gimple::rename_uses): Same.
5553 (get_new_name): Check for close_phi nodes.
5554 (copy_loop_phi_args): Use phi_node_kind.
5555 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
5556 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
5558 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5559 Sebastian Pop <s.pop@samsung.com>
5561 Revert commit r229783.
5562 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
5563 Remove use of parameter_rename_map.
5565 (copy_internal_parameters): Remove.
5566 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
5567 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
5568 (free_sese_info): Do not free parameter_rename_map.
5569 (set_rename): Do not use parameter_rename_map.
5570 (rename_uses): Update call to set_rename.
5571 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
5572 * sese.h (parameter_rename_map_t): Remove.
5573 (struct sese_info_t): Remove field parameter_rename_map.
5575 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5576 Sebastian Pop <s.pop@samsung.com>
5578 * graphite-isl-ast-to-gimple.c: Fix comment.
5579 * graphite-scop-detection.c (defined_in_loop_p): New.
5580 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
5581 names defined in loop.
5583 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5584 Sebastian Pop <s.pop@samsung.com>
5586 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5587 Discard unstructured if-then-else regions.
5589 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5590 Sebastian Pop <s.pop@samsung.com>
5592 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
5593 (cleanup_loop_iter_dom): Remove.
5594 (build_loop_iteration_domains): Remove.
5595 (build_scop_context): Remove.
5596 (build_scop_iteration_domain): Remove.
5597 (add_loop_constraints): New.
5598 (build_iteration_domains): New.
5599 (build_poly_scop): Call build_iteration_domains.
5601 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5602 Sebastian Pop <s.pop@samsung.com>
5604 * graphite-scop-detection.c
5605 (scop_detection::harmful_loop_in_region): Free dom and loops.
5606 (scop_detection::loop_body_is_valid_scop): Free bbs.
5608 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5609 Sebastian Pop <s.pop@samsung.com>
5611 * graphite-scop-detection.c (record_loop_in_sese): New.
5612 (gather_bbs::before_dom_children): Call record_loop_in_sese.
5613 (build_scops): Remove call to build_sese_loop_nests.
5614 * sese.c (sese_record_loop): Remove.
5615 (build_sese_loop_nests): Remove.
5616 (new_sese_info): Remove region->loops.
5617 (free_sese_info): Same.
5618 * sese.h (sese_contains_loop): Same.
5619 (build_sese_loop_nests): Remove.
5620 (sese_contains_loop): Remove.
5622 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5623 Sebastian Pop <s.pop@samsung.com>
5625 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
5626 loop_is_valid_in_scop.
5627 (scop_detection::harmful_stmt_in_region): Renamed
5628 harmful_loop_in_region.
5629 Call loop_is_valid_in_scop.
5631 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5632 Sebastian Pop <s.pop@samsung.com>
5634 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
5637 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5638 Sebastian Pop <s.pop@samsung.com>
5640 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
5641 * graphite.h (struct poly_bb): Remove field is_reduction.
5642 (PBB_IS_REDUCTION): Remove.
5644 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5645 Sebastian Pop <s.pop@samsung.com>
5647 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
5648 (add_pdr_constraints): Same.
5649 (scop_get_reads): Same.
5650 (scop_get_must_writes): Same.
5651 (scop_get_may_writes): Same.
5652 (scop_get_original_schedule): Same.
5653 (extend_schedule): Same.
5654 (apply_schedule_on_deps): Same.
5655 (carries_deps): Same.
5656 (compute_deps): Same.
5657 (scop_get_dependences): Same.
5658 * graphite-isl-ast-to-gimple.c
5659 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
5660 * graphite-optimize-isl.c (get_schedule_for_band): Same.
5661 (get_schedule_for_band_list): Same.
5662 (get_schedule_map): Same.
5663 (apply_schedule_map_to_scop): Same.
5664 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
5665 (build_loop_iteration_domains): Same.
5666 (add_condition_to_pbb): Same.
5667 (add_param_constraints): Same.
5668 (pdr_add_memory_accesses): Same.
5669 (pdr_add_data_dimensions): Same.
5671 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
5673 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
5676 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
5678 * common.opt (feliminate-dwarf2-dups): Replace references to
5679 "DWARF 2" with just "DWARF".
5680 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
5681 * doc/extend.texi: Likewise.
5682 * doc/cpp.texi: Likewise.
5683 * doc/invoke.texi: Likewise.
5684 (Option Summary): Add -gdwarf to list of Debugging Options.
5685 (Debugging Options): Document -gdwarf.
5686 * doc/contrib.texi: Spell "DWARF" like that.
5688 2016-01-21 Jakub Jelinek <jakub@redhat.com>
5690 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
5691 warning. Fix up formatting.
5694 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
5695 attempt to mark memory input operand addressable and
5696 call prepare_gimple_addressable in that case. Don't adjust
5697 input_location for diagnostics, use error_at instead.
5699 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
5701 * config/rs6000/ppc-auxv.h: New file.
5702 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
5704 (cpu_supports): Likewise.
5705 * config/rs6000/rs6000.c: include "ppc-auxv.h".
5706 (cpu_is_info): New variable.
5707 (cpu_supports_info): Likewise.
5708 (tcb_verification_symbol): Likewise.
5709 (cpu_builtin_p): Likewise.
5710 (cpu_expand_builtin): New function.
5711 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
5712 (rs6000_init_builtins): Likewise.
5713 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
5714 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
5715 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
5716 * configure: Regenerate.
5717 * config.in: Likewise.
5718 * doc/extend.texi (PowerPC Built-in Functions): Document
5719 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
5721 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
5724 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
5726 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
5729 2016-01-20 Richard Henderson <rth@redhat.com>
5735 * tree.c (tm_define_builtin): New.
5736 (find_tm_vector_type): New.
5737 (build_tm_vector_builtins): New.
5738 (build_common_builtin_nodes): Call it.
5740 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
5742 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
5743 (arm_fp_ok): Likewise.
5745 (arm_crypto): Likewise.
5747 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
5748 Richard Biener <rguenther@suse.de>
5750 PR tree-optimization/69328
5751 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
5752 vectors have same number of elements.
5753 (vectorizable_condition): Fix masked version recognition.
5755 2016-01-20 Richard Biener <rguenther@suse.de>
5757 PR tree-optimization/69345
5758 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
5759 (VN_INFO_PTR_INFO): Likewise.
5760 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
5761 info when it is equal between non-dominating SSA names.
5762 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5763 Make sure to look at original SSA infos.
5765 2016-01-20 Jeff Law <law@redhat.com>
5768 * config/m68k/predicates.md (pow2_m1_operand): New predicate
5770 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
5771 (pc_or_label_operand): New predicate.
5772 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
5773 tests for small integers that are 2^n - 1.
5775 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
5777 * doc/invoke.texi (Options Summary): Add '.' after @xref.
5779 2016-01-19 Jeff Law <law@redhat.com>
5782 * tree-ssa-threadbackwards.c
5783 (fsm_find_control_statement_thread_paths): Do not try to lookup
5784 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
5786 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5788 * doc/lto.texi: Remove text that says only Gold has linker plugin
5791 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
5793 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
5794 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
5795 the DIE accordingly.
5796 (modified_type_die): Add REVERSE parameter and pass it recursively,
5797 as well as to base_type_die. Adjust presence check accordingly.
5798 (base_type_for_mode): Adjust call to modified_type_die.
5799 (add_type_attribute): Add REVERSE parameter and pass it to
5801 (generic_parameter_die): Adjust call to add_type_attribute.
5802 (add_scalar_info): Likewise.
5803 (add_subscript_info): Likewise.
5804 (gen_array_type_die): Likewise.
5805 (gen_descr_array_type_die): Likewise.
5806 (gen_entry_point_die): Likewise.
5807 (gen_enumeration_type_die): Likewise.
5808 (gen_formal_parameter_die): Likewise.
5809 (gen_subprogram_die): Likewise.
5810 (gen_variable_die ): Likewise.
5811 (gen_const_die): Likewise.
5812 (gen_field_die): Likewise.
5813 (gen_pointer_type_die): Likewise.
5814 (gen_reference_type_die): Likewise.
5815 (gen_ptr_to_mbr_type_die): Likewise.
5816 (gen_inheritance_die): Likewise.
5817 (gen_subroutine_type_die): Likewise.
5818 (gen_typedef_die): Likewise.
5819 (force_type_die): Adjust call to modified_type_die.
5821 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
5823 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
5824 flow throughout the file. Fix broken link to Objective-C 2.0
5826 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
5829 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
5831 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
5833 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5836 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
5837 (maybe_record_node): Record cxa_pure_virtual as the only possible
5838 target if there are not ohter candidates.
5839 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
5841 2016-01-19 Richard Biener <rguenther@suse.de>
5843 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
5844 (get_memory_order): Likewise.
5846 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
5848 * tree-vect-stmts.c (vectorizable_store): Check
5851 2016-01-19 David Malcolm <dmalcolm@redhat.com>
5854 * gcc.c (driver::decode_argv): Add call to
5855 init_opts_obstack before init_options_struct.
5856 * opts.c (init_opts_obstack): Remove idempotency.
5857 (init_options_struct): Replace call to init_opts_obstack
5858 with a gcc_assert to verify that it has already been called.
5859 * toplev.c (toplev::main): Add call to init_opts_obstack before
5860 calls to init_options_struct.
5861 (toplev::finalize): Move cleanup of opts_obstack next to
5862 cleanup of save_decoded_options, clearing the latter, and
5863 save_decoded_options_count.
5865 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5868 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
5869 attribute to unconditional. Remove %? from output template.
5871 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
5872 Jiong Wang <jiong.wang@arm.com>
5874 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
5875 generated from different expand order.
5877 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
5879 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
5880 Add support for CCMP costing.
5882 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
5884 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
5885 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
5886 (fccmpe<mode>): Likewise.
5887 (fcmp): Rename to fcmp and globalize pattern.
5889 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
5890 (aarch64_gen_ccmp_next): Add FP support.
5892 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
5894 * target.def (gen_ccmp_first): Update documentation.
5895 (gen_ccmp_next): Likewise.
5896 * doc/tm.texi (gen_ccmp_first): Update documentation.
5897 (gen_ccmp_next): Likewise.
5898 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
5899 expand_ccmp_expr_1. Improve comments.
5900 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
5901 (ccmp_ior<mode>): Remove pattern.
5902 (cmp<mode>): Remove expand.
5903 (cmp): Globalize pattern.
5904 (cstorecc4): Use cc_register.
5905 (mov<mode>cc): Remove ccmp_cc_register check.
5906 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
5907 Simplify after removal of CC_DNE/* modes.
5908 (aarch64_ccmp_mode_to_code): Remove.
5909 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
5910 In 'k' case use integer as condition.
5911 (aarch64_nzcv_codes): Remove inverted cases.
5912 (aarch64_code_to_ccmode): Remove.
5913 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
5914 comparison with CC register to be used in folowing CCMP/branch/CSEL.
5915 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
5916 pattern. Return the comparison with CC register. Invert conditions
5918 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
5919 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
5921 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5923 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
5924 instrumented_version.
5926 2016-01-19 Richard Biener <rguenther@suse.de>
5928 PR tree-optimization/69336
5929 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
5930 handled components with get_ref_base_and_extent.
5931 (equal_mem_array_ref_p): Adjust.
5933 2016-01-19 Jakub Jelinek <jakub@redhat.com>
5936 * shrink-wrap.c: Include valtrack.h.
5937 (move_insn_for_shrink_wrap): Add DEBUG argument. If
5938 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
5939 in between insn and where it will be moved to. Call
5940 dead_debug_insert_temp.
5941 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
5942 first and dead_debug_local_finish at the end.
5943 For uses and defs bitmap, handle all regs in between REGNO and
5944 END_REGNO, not just the first one.
5946 2016-01-19 Richard Biener <rguenther@suse.de>
5948 PR tree-optimization/69352
5949 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
5950 (equal_mem_array_ref_p): Constrain size and max size properly.
5951 Compare the reverse flag.
5953 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
5955 * ira.c (ira): Update regstat data if we deleted insns.
5957 2016-01-19 Jakub Jelinek <jakub@redhat.com>
5959 PR rtl-optimization/68955
5960 PR rtl-optimization/64557
5961 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
5962 here. Fix up formatting.
5963 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
5965 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5968 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
5969 assume that the node has body.
5970 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
5973 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5975 * lto-streamer-out.c (lto_output): Do not stream instrumentation
5978 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
5980 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
5981 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
5983 2016-01-19 Martin Jambor <mjambor@suse.cz>
5984 Martin Liska <mliska@suse.cz>
5985 Michael Matz <matz@suse.de>
5987 * Makefile.in (OBJS): Add new source files.
5988 (GTFILES): Add hsa.c.
5989 * common.opt (disable_hsa): New variable.
5990 (-Whsa): New warning.
5991 * config.in (ENABLE_HSA): New.
5992 * configure.ac: Treat hsa differently from other accelerators.
5993 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
5995 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
5996 * doc/install.texi (Configuration): Document --with-hsa-runtime,
5997 --with-hsa-runtime-include, --with-hsa-runtime-lib and
5999 * doc/invoke.texi (-Whsa): Document.
6000 (hsa-gen-debug-stores): Likewise.
6001 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
6002 to invoke offload compiler for hsa acclerator.
6003 * opts.c (common_handle_option): Determine whether HSA offloading
6004 should be performed.
6005 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
6006 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
6007 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
6008 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
6009 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
6010 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
6011 GF_OMP_FOR_KIND_GRID_LOOP.
6012 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
6013 (pp_gimple_stmt_1): Likewise.
6014 * gimple-walk.c (walk_gimple_stmt): Likewise.
6015 * gimple.c (gimple_build_omp_grid_body): New function.
6016 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
6017 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
6018 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
6019 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
6020 GF_OMP_TEAMS_GRID_PHONY.
6021 (gimple_statement_omp_single_layout): Updated comments.
6022 (gimple_build_omp_grid_body): New function.
6023 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
6024 (gimple_omp_for_grid_phony): New function.
6025 (gimple_omp_for_set_grid_phony): Likewise.
6026 (gimple_omp_parallel_grid_phony): Likewise.
6027 (gimple_omp_parallel_set_grid_phony): Likewise.
6028 (gimple_omp_teams_grid_phony): Likewise.
6029 (gimple_omp_teams_set_grid_phony): Likewise.
6030 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
6031 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
6032 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
6033 (BUILT_IN_GOMP_TARGET): Updated type.
6034 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
6035 (adjust_for_condition): New function.
6036 (get_omp_for_step_from_incr): Likewise.
6037 (extract_omp_for_data): Moved parts to adjust_for_condition and
6038 get_omp_for_step_from_incr.
6039 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
6040 (fixup_child_record_type): Bail out if receiver_decl is NULL.
6041 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
6042 (scan_omp_parallel): Do not create child functions for phony
6044 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
6045 (scan_omp_1_op): Checking assert we are not remapping to
6046 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
6047 (parallel_needs_hsa_kernel_p): New function.
6048 (expand_parallel_call): Register apprpriate parallel child
6049 functions as HSA kernels.
6050 (grid_launch_attributes_trees): New type.
6051 (grid_attr_trees): New variable.
6052 (grid_create_kernel_launch_attr_types): New function.
6053 (grid_insert_store_range_dim): Likewise.
6054 (grid_get_kernel_launch_attributes): Likewise.
6055 (get_target_argument_identifier_1): Likewise.
6056 (get_target_argument_identifier): Likewise.
6057 (get_target_argument_value): Likewise.
6058 (push_target_argument_according_to_value): Likewise.
6059 (get_target_arguments): Likewise.
6060 (expand_omp_target): Call get_target_arguments instead of looking
6061 up for teams and thread limit.
6062 (grid_expand_omp_for_loop): New function.
6063 (grid_arg_decl_map): New type.
6064 (grid_remap_kernel_arg_accesses): New function.
6065 (grid_expand_target_kernel_body): New function.
6066 (expand_omp): Call it.
6067 (lower_omp_for): Do not emit phony constructs.
6068 (lower_omp_taskreg): Do not emit phony constructs but create for them
6069 a temporary variable receiver_decl.
6070 (lower_omp_taskreg): Do not emit phony constructs.
6071 (lower_omp_teams): Likewise.
6072 (lower_omp_grid_body): New function.
6073 (lower_omp_1): Call it.
6074 (grid_reg_assignment_to_local_var_p): New function.
6075 (grid_seq_only_contains_local_assignments): Likewise.
6076 (grid_find_single_omp_among_assignments_1): Likewise.
6077 (grid_find_single_omp_among_assignments): Likewise.
6078 (grid_find_ungridifiable_statement): Likewise.
6079 (grid_target_follows_gridifiable_pattern): Likewise.
6080 (grid_remap_prebody_decls): Likewise.
6081 (grid_copy_leading_local_assignments): Likewise.
6082 (grid_process_kernel_body_copy): Likewise.
6083 (grid_attempt_target_gridification): Likewise.
6084 (grid_gridify_all_targets_stmt): Likewise.
6085 (grid_gridify_all_targets): Likewise.
6086 (execute_lower_omp): Call grid_gridify_all_targets.
6087 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
6088 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
6089 (tree_omp_clause): Added union field dimension.
6090 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
6091 * tree.c (omp_clause_num_ops): Added number of arguments of
6092 OMP_CLAUSE__GRIDDIM_.
6093 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
6094 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
6095 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
6096 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
6097 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
6098 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
6099 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
6100 * tree-pass.h (make_pass_gen_hsail): Declare.
6101 (make_pass_ipa_hsa): Likewise.
6102 * ipa-hsa.c: New file.
6103 * lto-section-in.c (lto_section_name): Add hsa section name.
6104 * lto-streamer.h (lto_section_type): Add hsa section.
6105 * timevar.def (TV_IPA_HSA): New.
6106 * hsa-brig-format.h: New file.
6107 * hsa-brig.c: New file.
6108 * hsa-dump.c: Likewise.
6109 * hsa-gen.c: Likewise.
6112 * toplev.c (compile_file): Call hsa_output_brig.
6113 * hsa-regalloc.c: New file.
6115 2016-01-18 Jeff Law <law@redhat.com>
6117 PR tree-optimization/69320
6118 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
6119 ranged object, do nothing if the RHS constant is not [0..1].
6120 (optimize_stmt): Comparing a boolean ranged object against a
6121 constant outside [0..1] results in a compile-time constant.
6123 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
6126 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
6128 * doc/invoke.texi (Invoking GCC): Add new section to menu.
6129 (Option Summary): Update to reflect new section and moved options.
6130 (C++ Dialect Options): Move -fstats to new section.
6131 (Debugging Options): Move all dump, statistics, and other GCC
6132 developer options to new section. Rewrite section introduction
6133 and re-order remaining options to put the more basic ones first.
6134 (Optimization Options): Move -fira-verbose and -flto-report* to
6136 (Developer Options): New section incorporating moved options.
6137 * doc/cppopts.texi (-dM): Update cross-reference.
6139 2016-01-18 Richard Henderson <rth@redhat.com>
6142 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
6143 operands to pseudo only if CSE is expected. Split long immediate
6144 operands only after reload, and for the stack pointer.
6145 (*add<GPI>3_pluslong): Remove.
6146 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
6147 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
6148 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
6149 (*add<GPI>3 peepholes): New.
6150 (*add<GPI>3 splitters): New.
6151 * config/aarch64/constraints.md (Upl): New.
6152 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
6154 2016-01-18 Richard Biener <rguenther@suse.de>
6156 PR tree-optimization/69297
6157 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
6159 (vect_bb_vectorization_profitable_p): Clear visited flag again.
6161 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6164 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
6165 of mixind vector and scalar types.
6166 (fold_relational_const): Add handling of vector
6167 comparison with boolean result.
6168 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
6169 comparison of vector operands with boolean result for EQ/NE only.
6170 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
6171 (verify_gimple_cond): Likewise.
6172 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
6175 2016-01-18 Joseph Myers <joseph@codesourcery.com>
6177 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
6180 2016-01-18 Richard Biener <rguenther@suse.de>
6183 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
6185 2016-01-18 Tom de Vries <tom@codesourcery.com>
6187 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
6189 2016-01-18 Tom de Vries <tom@codesourcery.com>
6191 * omp-low.c (set_oacc_fn_attrib): Make extern.
6192 * omp-low.h (set_oacc_fn_attrib): Declare.
6193 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
6194 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
6195 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
6196 Add and handle function parameter oacc_kernels_p.
6197 (find_reduc_addr, get_omp_data_i_param): New function.
6198 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
6199 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
6200 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
6201 Calculate dominance info. Skip loops that are not in a kernels region
6202 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
6203 (pass_parallelize_loops::execute): Call parallelize_loops with
6204 oacc_kernels_p argument.
6205 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
6206 New member function.
6207 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
6208 * passes.def: Add argument to pass_parallelize_loops instantation.
6210 2016-01-18 Tom de Vries <tom@codesourcery.com>
6212 * tree-parloops.c (pass_parallelize_loops::execute): Allow
6213 pass_parallelize_loops to be run outside the loop pipeline.
6215 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
6217 * tree-scalar-evolution.c (follow_copies_to_constant): New.
6218 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
6220 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
6223 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
6224 using get_ref_base_and_extent.
6225 (equal_mem_array_ref_p): New.
6226 (hashable_expr_equal_p): Add call to previous.
6228 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
6231 * tree-sra.c (disqualified_constants, constant_decl_p): New.
6232 (sra_initialize): Allocate disqualified_constants.
6233 (sra_deinitialize): Free disqualified_constants.
6234 (disqualify_candidate): Update disqualified_constants when appropriate.
6235 (create_access): Scan for constant-pool entries as we go along.
6236 (scalarizable_type_p): Add check against type_contains_placeholder_p.
6237 (maybe_add_sra_candidate): Allow constant-pool entries.
6238 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
6239 (initialize_constant_pool_replacements): New.
6240 (sra_modify_assign): Avoid mangling assignments created by previous,
6241 and don't generate writes into constant pool.
6242 (sra_modify_function_body): Call initialize_constant_pool_replacements.
6244 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6246 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
6248 (scalar_chain::convert_op): Likewise.
6249 * config/i386/i386.md (*andndi3_doubleword): New.
6251 2016-01-18 Richard Biener <rguenther@suse.de>
6253 PR tree-optimization/69170
6254 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
6255 building a vector from scalar results of a pattern stmt.
6257 2016-01-18 Jakub Jelinek <jakub@redhat.com>
6259 * haifa-sched.c (autopref_multipass_init): Work around
6260 -Wmaybe-uninitialized warning.
6262 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
6264 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
6265 against the constant 0.
6267 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6269 PR tree-optimization/68799
6270 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
6271 look up phi candidates in the statement-candidate map.
6272 (phi_add_costs): Likewise.
6273 (record_phi_increments): Likewise.
6274 (phi_incr_cost): Likewise.
6275 (ncd_with_phi): Likewise.
6276 (all_phi_incrs_profitable): Likewise.
6278 2016-01-17 Jakub Jelinek <jakub@redhat.com>
6280 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
6281 -Wmaybe-uninitialized warning.
6283 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
6285 * doc/invoke.texi (Invoking GCC): Add new section to menu.
6286 (Option Summary): Update to reflect new section and moved options.
6287 (C++ Dialect Options): Move -fvtable-verify and related options.
6288 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
6289 and profiling-related options.
6290 (Optimization Options): Move profile generation options and
6291 -fstack-protector and related options.
6292 (Instrumentation Options): New section incorporating moved options.
6293 (Code Generation Options): Move -finstrument-functions and
6294 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
6296 2016-01-16 Tom de Vries <tom@codesourcery.com>
6298 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
6300 2016-01-16 Tom de Vries <tom@codesourcery.com>
6302 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
6304 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
6306 * hash-table.h (hash_table::empty): Turn into an inline wrapper
6307 that checks whether the table is already empty. Rename the
6308 original implementation to...
6309 (hash_table::empty_slot): ...this new private function.
6311 2016-01-15 David Malcolm <dmalcolm@redhat.com>
6314 * diagnostic-show-locus.c (layout::print_source_line): Move x
6315 offset of line until after call to
6316 get_line_width_without_trailing_whitespace.
6318 2016-01-15 Jeff Law <law@redhat.com>
6320 PR tree-optimization/69270
6321 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
6322 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
6323 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
6324 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
6325 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6326 ssa_name_has_boolean_range and constant_boolean_node.
6328 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
6330 PR rtl-optimization/69030
6331 * lra-spills.c (remove_pseudos): Check nrefs and make the function
6333 (spill_pseudos): Delete debug insn for dead pseudo.
6334 (lra_spill): Initiate spill_hard_reg and slots memory separately.
6336 2016-01-15 Jiong Wang <jiong.wang@arm.com>
6338 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
6340 (TYPES_UNOPUS): Likewise.
6341 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
6342 builtin type, from UNOP to UNOPUS.
6343 (lbtruncuv4sf): Likewise.
6344 (lbtruncuv2df): Likewise.
6345 (lrounduv2sf): Likewise.
6346 (lrounduv4sf): Likewise.
6347 (lrounduv2df): Likewise.
6348 (lroundusf): Likewise.
6349 (lroundusf): Likewise.
6350 (lceiluv2sf): Likewise.
6351 (lceiluv4sf): Likewise.
6352 (lceiluv2df): Likewise.
6353 (lceilusf): Likewise.
6354 (lceiludf): Likewise.
6355 (lflooruv2sf): Likewise.
6356 (lflooruv4sf): Likewise.
6357 (lflooruv2df): Likewise.
6358 (lfloorusf): Likewise.
6359 (lfloorudf): Likewise.
6360 (lfrintnuv2sf): Likewise.
6361 (lfrintnuv4sf): Likewise.
6362 (lfrintnuv2df): Likewise.
6363 (lfrintnusf): Likewise.
6364 (lfrintnudf): Likewise.
6365 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
6367 (vcvtq_u32_f32): Likewise.
6368 (vcvtq_u64_f64): Likewise.
6369 (vcvta_u32_f32): Likewise.
6370 (vcvtaq_u32_f32): Likewise.
6371 (vcvtaq_u64_f64): Likewise.
6372 (vcvtm_u32_f32): Likewise.
6373 (vcvtmq_u32_f32): Likewise.
6374 (vcvtmq_u64_f64): Likewise.
6375 (vcvtn_u32_f32): Likwise.
6376 (vcvtnq_u32_f32): Likewise.
6377 (vcvtnq_u64_f64): Likewise.
6378 (vcvtp_u32_f32): Likewise.
6379 (vcvtpq_u32_f32): Likewise.
6380 (vcvtpq_u64_f64): Likewise.
6381 (vcvtmd_u64_f64): Likewise.
6382 (vcvtms_u32_f32): Likewise.
6383 (vcvtad_u64_f64): Likewise.
6384 (vcvtas_u32_f32): Likewise.
6385 (vcvtnd_u64_f64): Likewise.
6386 (vcvtns_u32_f32): Likewise.
6387 (vcvtpd_u64_f64): Likewise.
6388 (vcvtps_u32_f32): Likewise.
6390 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6392 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
6393 CSEL of zero_extended registers.
6395 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6397 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
6398 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
6400 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6402 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
6403 false when argument string is not found in the attributes table
6406 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
6409 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
6410 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
6411 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
6414 2016-01-15 Richard Biener <rguenther@suse.de>
6416 PR tree-optimization/66856
6417 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
6418 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
6419 (vect_create_new_slp_node): Increment stmt reference count.
6420 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
6421 an SLP tree before swapping operands.
6422 (vect_build_slp_tree): Likewise.
6423 (destroy_bb_vec_info): Free stmt info after SLP instances.
6424 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
6425 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
6426 (STMT_VINFO_NUM_SLP_USES): New macro.
6428 2016-01-15 Richard Biener <rguenther@suse.de>
6431 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
6432 (add_linkage_name): ... here.
6433 (gen_typedef_die): Use add_linkage_name_raw instead of
6434 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
6437 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
6439 * gimplify.c (oacc_default_clause): Decode reference and pointer
6440 types for both kernels and parallel regions.
6442 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
6445 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
6447 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
6449 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
6450 (convert_scalars_to_vector): Likewise.
6452 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
6454 * doc/extend.texi (Type Traits): Fix grammar.
6456 2016-01-15 Martin Jambor <mjambor@suse.cz>
6458 * tree-inline.c (remap_decl): Use existing dclarations if
6459 remapping a type and prevent_decl_creation_for_types.
6460 (replace_locals_stmt): Do an initial remapping of non-VLA typed
6461 decls first. Do real remapping with
6462 prevent_decl_creation_for_types set.
6463 * tree-inline.h (copy_body_data): New field
6464 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
6467 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6469 * config/s390/s390.opt (mmvcle): More verbose help text.
6471 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6473 * config/s390/s390.opt: Add period to -mzvector option text.
6475 2016-01-15 Richard Biener <rguenther@suse.de>
6477 PR tree-optimization/68961
6478 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
6479 of invariants in stores again.
6481 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
6483 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
6485 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
6487 * config/i386/i386.c (ix86_expand_branch): Don't split
6488 DI mode xor instruction to SI mode.
6490 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
6493 * ipa-icf.c (sem_function::merge): Virtual functions may become
6494 reachable even if they address is not taken and there are no
6497 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
6499 * lto-streamer-out.c (subtract_estimated_size): New function.
6500 (get_symbol_initial_value): Use it.
6502 2016-01-15 Christian Bruel <christian.bruel@st.com>
6505 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
6506 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
6507 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
6508 use add_builtin_function_ext_scope instead of add_builtin_function.
6509 (neon_set_p, neon_crypto_set_p): Remove.
6510 (arm_init_builtins): Always call arm_init_neon_builtins and
6511 arm_init_crypto_builtins.
6512 (arm_expand_builtin): Check that builtins are allowed for the arch.
6513 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
6514 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
6515 arm_init_neon_builtins call.
6517 2016-01-15 Richard Biener <rguenther@suse.de>
6519 PR tree-optimization/69117
6520 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
6521 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
6522 of the leader conservatively.
6523 (free_scc_vn): Restore original SSA name infos.
6525 2016-01-14 Jeff Law <law@redhat.com>
6527 PR tree-optimization/69270
6528 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
6529 single bit of precision, verify it's also unsigned.
6530 (record_edge_info): Use constant_boolean_node rather than fold_convert
6531 to convert boolean_true/boolean_false to the right type.
6533 2016-01-14 Richard Henderson <rth@redhat.com>
6536 * loop-doloop.c (record_reg_sets): New.
6537 (doloop_optimize): Reject the transform if the sequence
6538 clobbers registers live at the end of the loop block.
6539 (doloop_optimize_loops): Enable df_live if needed.
6541 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6543 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
6544 * gcc/config/rs6000/rs6000.c: Likewise.
6545 * gcc/config/rs6000/rs6000.h: Likewise.
6546 * gcc/config/rs6000/rs6000.md: Likewise.
6547 * gcc/doc/extend.texi: Likewsie.
6549 2016-01-14 Jeff Law <law@redhat.com>
6551 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
6554 2016-01-14 Richard Henderson <rth@redhat.com>
6558 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
6559 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
6560 instead of builtin_decl_declared_p to test for declaration.
6562 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
6564 * doc/loop.texi (Loop Analysis and Representation): Document
6565 loop_depth function.
6567 2016-01-14 Tom de Vries <tom@codesourcery.com>
6569 PR tree-optimization/68773
6570 * omp-low.c (expand_omp_target): Don't set force_output.
6571 * varpool.c (varpool_node::get_create): Same.
6572 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
6573 offload_funcs with force_output.
6575 2016-01-14 Jakub Jelinek <jakub@redhat.com>
6578 * lra-eliminations.c (move_plus_up): Don't change anything if either
6579 the outer or inner subreg mode is not MODE_INT.
6580 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
6581 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
6583 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
6585 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
6586 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
6587 reduc_uplus_@var{m}): Remove.
6588 * expr.c (expand_expr_real_2): Remove expansion path for
6589 reduc_[us](min|max|plus) optabs.
6590 * optabs-tree.c (scalar_reduc_to_vector): Remove.
6591 * optabs-tree.h (scalar_reduc_to_vector): Remove.
6592 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
6593 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
6594 * tree-vect-loop.c (vectorizable_reduction): Remove test for
6595 reduc_[us](min|max|plus) optabs.
6597 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
6599 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
6600 (reduc_plus_scal_v2sf): New.
6601 (reduc_smax_v2sf): Rename to...
6602 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
6603 (reduc_smin_v2sf): Rename to...
6604 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
6606 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
6608 * alias.c (compare_base_symbol_refs): New function.
6609 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
6612 2016-01-14 Jakub Jelinek <jakub@redhat.com>
6615 PR tree-optimization/69155
6616 * tree-complex.c: Include cfganal.h.
6617 (phis_to_revisit): New variable.
6618 (extract_component): Add phiarg_p argument. Assert that returned
6619 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
6620 (update_phi_components): Partly rewrite to use loop over real/imag
6621 components instead of code duplication. If extract_component returns
6622 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
6623 create_tmp_reg into the PHI node instead, and mention the phi triplet
6625 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
6626 in phis_to_revisit at the end.
6628 2016-01-14 Richard Biener <rguenther@suse.de>
6630 PR tree-optimization/68060
6631 * tree-vect-loop.c (vect_is_simple_reduction): Check the
6632 outer loop reduction is only used in the inner loop before
6633 detecting a double reduction.
6635 2016-01-14 Jakub Jelinek <jakub@redhat.com>
6638 * combine.c (expand_field_assignment): Punt if compute_mode is
6639 unsupported scalar mode.
6641 2016-01-14 Richard Biener <rguenther@suse.de>
6643 PR tree-optimization/66856
6644 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
6645 SLP node only if it built successfully.
6646 (vect_analyze_slp_instance): Adjust.
6648 2016-01-14 Jeff Law <law@redhat.com>
6650 PR tree-optimization/69270
6651 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
6652 (record_edge_info): Use it. Convert boolean_{true,false}_node
6655 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
6658 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
6659 use block_ultimate_origin
6660 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
6662 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
6664 * doc/invoke.texi (Submodel Options): Rename section to
6665 "Machine-Dependent Options" to better reflect its content.
6666 Rewrite introductory text to remove archaic CPU names.
6669 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
6671 * doc/invoke.texi (Code Gen Options): Move section up in file,
6672 before target-specific options. Update menu and option summary
6673 to reflect the new section ordering.
6675 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
6677 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
6678 (C++ Dialect Options): Add cross-reference to -std option.
6679 * doc/standards.texi (C++ Language): Document C++14 support.
6681 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6683 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
6684 for pack/unpack functions for __ibm128.
6685 (PACK_IF): Likewise.
6686 (UNPACK_IF): Likewise.
6688 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
6689 support for __ibm128 pack/unpack functions.
6690 (rs6000_invalid_builtin): Likewise.
6691 (rs6000_init_builtins): Likewise.
6692 (rs6000_opt_masks): Likewise.
6694 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
6695 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
6697 (RS6000_BTM_COMMON): Likewise.
6699 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
6700 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
6701 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
6702 128-bit floating point. Add support for the double values to be
6703 in Altivec registers for TF/IF packing and unpacking, but restrict
6704 TD packing sub-fields to be FPR registers. Don't allow overlapped
6705 register support for packing. Allow pack inputs to be memory
6706 locations. Don't build generator functions for unpack<mode>_dm
6707 and unpack<mode>_nodm.
6708 (unpack<mode>_dm): Likewise.
6709 (unpack<mode>_nodm): Likewise.
6710 (pack<mode>): Likewise.
6712 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
6713 built-in functions to pack/unpack explicit __ibm128 values.
6714 (__builtin_unpack_ibm128): Likewise.
6716 * doc/extend.texi (PowerPC Built-in Functions): Document
6717 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
6719 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
6722 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
6723 Add new arg loc and pass it down as context.
6724 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
6725 to the location to use for the warning.
6726 (check_function_arguments): New arg loc. All callers changed. Pass
6727 it to check_function_nonnull.
6728 * c-common.h (check_function_arguments): Adjust declaration.
6730 2016-01-13 Jakub Jelinek <jakub@redhat.com>
6732 PR tree-optimization/69156
6733 * gimple.c (validate_type): Removed.
6734 (gimple_builtin_call_types_compatible_p): Use
6735 useless_type_conversion_p instead of validate_type.
6736 * value-prof.c (gimple_stringop_fixed_value): Fold
6737 icall_size to correct type.
6739 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
6741 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
6744 2016-01-13 Richard Henderson <rth@redhat.com>
6747 * target.def (builtin_tm_load, builtin_tm_store): Remove.
6748 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
6749 (ix86_builtin_tm_store): Remove.
6750 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
6751 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
6752 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
6753 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
6754 * doc/tm.texi: Rebuild.
6756 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
6757 (BUILT_IN_TM_MEMCPY_RTWN): New.
6758 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
6759 fallback from vector to integer helpers.
6760 (build_tm_load): Handle vector types directly, instead of
6762 (build_tm_store): Likewise.
6763 (expand_assign_tm): Prepare for register types not handled by
6764 the above. Copy them to memory and use memcpy.
6765 * tree.c (tm_define_builtin): New.
6766 (find_tm_vector_type): New.
6767 (build_tm_vector_builtins): New.
6768 (build_common_builtin_nodes): Call it.
6770 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
6772 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
6773 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
6775 2016-01-13 Tom de Vries <tom@codesourcery.com>
6777 PR tree-optimization/69169
6778 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
6779 handled_struct_type param.
6780 (create_variable_info_for, intra_create_variable_infos): Call
6781 create_variable_info_for_1 with extra arg.
6783 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
6785 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
6786 and "armv8.1-a+crc" entries.
6788 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
6791 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
6792 Change first operand predicate from register_or_constm1_operand
6793 to register_operand.
6794 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
6795 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
6796 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
6797 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
6798 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
6799 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
6800 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
6801 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
6802 comparison with constm1_rtx from vec_prefetch_gen part.
6804 2016-01-13 Richard Biener <rguenther@suse.de>
6806 PR tree-optimization/69013
6807 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
6808 Exchange assert for a test.
6810 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6813 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
6815 2016-01-13 Richard Biener <rguenther@suse.de>
6817 PR tree-optimization/69242
6818 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
6819 assert with a check.
6821 2016-01-13 Richard Biener <rguenther@suse.de>
6823 PR tree-optimization/69186
6824 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
6825 Properly guard vect_update_misalignment_for_peel call.
6827 2016-01-12 Jeff Law <law@redhat.com>
6829 PR tree-optimization/pr67755
6830 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
6831 "need_profile_correction".
6832 (thread_block_1): Initialize new field to false by default. If we
6833 have multiple thread paths through a common joiner to different
6834 final targets, then set new field to true.
6835 (compute_path_counts): Only do count adjustment when it's really
6838 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
6840 * doc/invoke.texi (Spec Files): Move section down in file, past
6841 all command-line option descriptions.
6843 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6846 * doc/gty.texi: Remove documentation of mark_hook.
6847 * gengtype.c (struct write_types_data): Remove code to support
6848 mark_hook attribute.
6849 (walk_type): Likewise.
6850 (write_func_for_structure): Likewise.
6852 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
6854 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
6855 Directory Options, and -specs= to Overall Options.
6856 (Overall Options): Adjust similarly. Reorder to group related
6857 options together. Make -specs= cross-reference the spec file details.
6858 (Directory Options): Adjust similarly.
6860 2016-01-12 Jeff Law <law@redhat.com>
6862 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
6864 2016-01-12 Olivier Hainque <hainque@adacore.com>
6866 * gcc.c (spec_undefvar_allowed): New global.
6867 (process_command): Set to true when running for --version or --help,
6869 (getenv_spec_function): When the variable is not defined, use the
6870 variable name as the variable value if we're allowed not to issue
6873 2016-01-12 Bin Cheng <bin.cheng@arm.com>
6875 PR tree-optimization/68911
6876 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
6877 information computed for expression "init + nit * step".
6879 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
6881 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
6882 about name of GCC executable. Remove deleted node from menu.
6883 (Directory Options) <-B>: Remove cross-reference to deleted node.
6884 (Target Options): Delete section.
6886 2016-01-12 Christian Bruel <christian.bruel@st.com>
6889 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
6890 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
6892 2016-01-12 Jakub Jelinek <jakub@redhat.com>
6895 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
6896 aligned_mem is properly set for AVX512-VL floating point masked
6900 * ifcvt.c (cond_exec_process_if_block): When removing the last
6901 insn from then_bb, remove also any possible barriers that follow it.
6903 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
6907 * config/i386/iamcu.h (SIZE_TYPE): New macro.
6908 (PTRDIFF_TYPE): Likewise.
6909 (WCHAR_TYPE): Likewise.
6910 (WCHAR_TYPE_SIZE): Likewise.
6911 (STDINT_LONG32): Likewise.
6913 2016-01-12 Richard Biener <rguenther@suse.de>
6915 PR tree-optimization/69053
6916 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
6917 convert initial value for cond reductions.
6919 2016-01-12 Richard Biener <rguenther@suse.de>
6921 PR tree-optimization/69007
6922 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
6923 widen_sum after dot_prod and sad.
6925 2016-01-12 Richard Biener <rguenther@suse.de>
6927 PR tree-optimization/69168
6928 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
6929 pattern stmt SLP type.
6930 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
6931 end up unused so cope with that case.
6933 2016-01-12 Richard Biener <rguenther@suse.de>
6935 PR tree-optimization/69157
6936 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
6937 stmts def type only during analyze phase.
6938 (vectorizable_call): Likewise.
6939 (vectorizable_simd_clone_call): Likewise.
6940 (vectorizable_conversion): Likewise.
6941 (vectorizable_assignment): Likewise.
6942 (vectorizable_shift): Likewise.
6943 (vectorizable_operation): Likewise.
6944 (vectorizable_store): Likewise.
6945 (vectorizable_load): Likewise.
6947 2016-01-12 Richard Biener <rguenther@suse.de>
6949 PR tree-optimization/69174
6950 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
6952 (vectorizable_load): Properly compute the number of loads needed
6953 for permuted strided SLP loads and do not spuriously assign
6954 to SLP_TREE_VEC_STMTS.
6956 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
6958 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
6959 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
6960 (MD_EXEC_PREFIX): Remove.
6961 (MD_STARTFILE_PREFIX) Removee.
6962 (FILE_NAME_ABSOLUTE_P): Remove.
6963 (CPP_SPEC): Do not read macros from sys/version.h.
6964 (LINK_COMMAND_SPEC): Remove.
6965 (LOCAL_INCLUDE_DIR): Remove.
6966 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
6967 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
6968 (POST_LINK_SPEC): Define to invoke stubify after linker
6969 (LIBSTDCXX): Remove define
6970 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
6971 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
6972 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
6973 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
6974 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
6975 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
6976 (i386_djgpp_asm_named_section): Add propotype of new procedure
6978 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
6979 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
6980 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
6981 in config/i386/djgpp.h).
6982 (STANDARD_STARTFILE_PREFIX_2): Define identical to
6983 STANDARD_STARTFILE_PREFIX_1.
6984 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
6985 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
6986 installation errors.
6987 (MAX_OFILE_ALIGNMENT): Define to 128.
6988 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
6990 * config/i386/djgpp.c: New file. Add implementation of
6991 i386_djgpp_asm_named_section.
6993 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
6995 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
6996 Add rule for building djgpp.o.
6998 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7000 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
7001 (rtx_is_swappable_p): Reductions are swappable.
7002 (insn_is_swappable_p): V2DF reductions are swappable.
7004 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
7006 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
7007 reloads for other unsupported memory operands.
7009 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7010 Jim Wilson <jim.wilson@linaro.org>
7013 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
7014 copy_to_mode_reg instead of force_reg.
7016 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
7019 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
7020 TARGET_80387 is true.
7022 2016-01-11 Jakub Jelinek <jakub@redhat.com>
7025 * lra-eliminations.c (move_plus_up): Only move plus up
7026 if subreg of the constant can be simplified into constant
7027 and use the simplified subreg of the constant instead of
7028 the original constant.
7030 * fold-const.c (fold_convertible_p): Don't return true
7031 for conversion of VECTOR_TYPE to same sized integral type.
7032 (fold_convert_loc): Fix up formatting. Fold conversion of
7033 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
7034 instead of NOP_EXPR.
7036 PR tree-optimization/69214
7037 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
7038 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
7041 PR tree-optimization/69207
7042 * tree-vect-slp.c (vect_get_constant_vectors): For
7043 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
7044 fold_convertible_p to vector_type's element type, and always
7045 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
7047 2016-01-11 Richard Biener <rguenther@suse.de>
7049 PR tree-optimization/69173
7050 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
7051 fixup the cycle if all stmts are in a pattern.
7053 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
7056 * alias.c (base_alias_check): Move check for addresses with
7057 alignment ANDs before the call for compare_base_decls.
7058 (memrefs_conflict_p): Return -1 for different decls
7059 that went through alignment adjustments.
7061 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7063 PR rtl-optimization/68796
7064 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
7065 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
7066 and QImode comparisons against zero with CC_NZmode.
7067 * config/aarch64/iterators.md (short_mask): New mode_attr.
7069 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
7071 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
7072 (<avx512>_store<mode>_mask): Likewise.
7074 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
7075 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7077 PR rtl-optimization/68841
7078 * ifcvt.c (struct noce_if_info): Add orig_x field.
7079 (bbs_ok_for_cmove_arith): Add to_rename parameter.
7080 Don't record conflicts on to_rename if it's present.
7081 Allow memory destinations in sets.
7082 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
7083 blocks, passing orig_x to the checks.
7084 (noce_process_if_block): Set if_info->orig_x appropriately.
7086 2016-01-11 Tom de Vries <tom@codesourcery.com>
7088 PR tree-optimization/69069
7089 * tree-parloops.c (create_parallel_loop): Add missing phi args.
7091 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
7093 PR rtl-optimization/68920
7094 * config/i386/i386.c (ix86_option_override_internal): Restrict number
7095 of conditional moves for RTL if-conversion to 1 for
7096 TARGET_ONE_IF_CONV_INSN.
7097 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
7098 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
7099 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
7100 parameter to restirct number of conditional moves for
7102 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
7103 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
7106 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
7109 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
7110 onepart vars. Fix typo in comment. Fix reversed condition in
7112 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
7115 * var-tracking.c (dump_onepart_variable_differences): New.
7116 (dataflow_set_different): If a detailed dump is requested,
7117 delay early returns and dump differences between onepart
7118 variables present before and after, and added variables.
7120 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7123 * expr.c (expand_expr_real_1): For boolean vector constants
7124 with a scalar mode use const_scalar_mask_from_tree.
7125 (const_scalar_mask_from_tree): New.
7126 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
7127 assigned to a mask type to handle constants.
7129 2016-01-11 Martin Jambor <mjambor@suse.cz>
7132 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
7133 useless parameters if we cannot change function signature.
7135 2016-01-11 Martin Jambor <mjambor@suse.cz>
7138 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
7141 2016-01-11 Tom de Vries <tom@codesourcery.com>
7143 PR tree-optimization/69109
7144 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
7147 2016-01-11 Tom de Vries <tom@codesourcery.com>
7149 PR tree-optimization/69108
7150 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
7151 res is not used in a phi.
7153 2016-01-11 Yury Gribov <y.gribov@samsung.com>
7156 * common.opt (frandom-seed): Fix parameter name.
7157 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
7159 2016-01-11 Tom de Vries <tom@codesourcery.com>
7161 PR tree-optimization/69058
7162 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
7165 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
7167 * config/arc/arc.opt (mdiv-rem): Add period to the end.
7168 (mcode-density): Likewise.
7170 2016-01-10 Tom de Vries <tom@codesourcery.com>
7172 PR tree-optimization/69062
7173 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
7174 (parallelize_loops): Don't paralelize loop that has phi with address
7177 2016-01-10 Tom de Vries <tom@codesourcery.com>
7179 PR tree-optimization/69039
7180 * tree-parloops.c (try_create_reduction_list): Only allow single exit
7183 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
7186 * match.pd: Require target has function_c99_misc before doing
7187 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
7189 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
7191 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
7193 * configure: Regenerate.
7195 2016-01-09 Jakub Jelinek <jakub@redhat.com>
7198 PR tree-optimization/69097
7199 * fold-const.h (expr_not_equal_to): New prototype.
7200 * fold-const.c: Include stringpool.h and tree-ssanames.h.
7201 (expr_not_equal_to): New function.
7202 * match.pd (X % -Y is the same as X % Y): Don't optimize
7203 unless X is known not to be equal to minimum or Y is known
7204 not to be equal to -1.
7205 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
7206 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
7207 (simplify_stmt_using_ranges): Adjust caller.
7208 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
7209 substitute_and_fold.
7211 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
7213 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
7216 2016-01-08 Jakub Jelinek <jakub@redhat.com>
7218 PR tree-optimization/69167
7219 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
7220 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
7222 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
7224 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
7225 Richard Biener <rguenther@suse.de>
7227 PR tree-optimization/68707
7228 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
7229 instances that can be handled via vect_load_lanes.
7231 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
7233 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
7234 if we can't determine address equivalence.
7235 * alias.c (compare_base_decl): Update for changed return value of
7236 symtab_node::equal_address_to.
7238 2016-01-08 Jason Merrill <jason@redhat.com>
7242 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
7243 * expr.c (store_field): Not here.
7244 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
7245 call with TREE_ADDRESSABLE type.
7246 * tree-cfg.c (verify_gimple_call): Adjust.
7248 2016-01-08 Olivier Hainque <hainque@adacore.com>
7250 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
7253 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
7255 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
7256 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
7257 (reduc_smin_v2sf): Rename to...
7258 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
7259 (reduc_splus_v2sf): Rename to...
7260 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
7262 2016-01-08 Jakub Jelinek <jakub@redhat.com>
7264 PR tree-optimization/69162
7265 * gimplify.c (gimplify_va_arg_expr): Encode original type of
7266 valist argument in another argument.
7267 (gimplify_modify_expr): Adjust for the above change. Cleanup.
7268 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
7269 to determine the va_list type, build a MEM_REF instead of
7270 build_fold_indirect_ref.
7272 PR tree-optimization/69172
7273 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
7276 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
7278 PR tree-optimization/67781
7279 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
7280 and cmpnop in two steps: first the ones not accessed in original
7281 gimple expression in a endian independent way and then the ones not
7282 accessed in the final result in an endian-specific way.
7284 2016-01-08 Jakub Jelinek <jakub@redhat.com>
7286 PR tree-optimization/69083
7287 * tree-vect-slp.c (vect_get_constant_vectors): For
7288 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
7289 element type. If op is fold_convertible_p to vector_type's element
7290 type, use NOP_EXPR instead of VCE.
7292 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
7294 PR rtl-optimization/67778
7295 PR rtl-optimization/68634
7296 PR rtl-optimization/68909
7297 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
7298 block from the stack until done with it. Remove a superfluous
7299 bitmap set. Remove a superfluous bitmap test.
7301 2016-01-07 Martin Sebor <msebor@redhat.com>
7304 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
7305 constraint on the type of arguments.
7307 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
7309 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
7310 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
7311 unaligned_access on the gcc_options set.
7312 * config/arm/arm.c (arm_option_override_internal): Use
7313 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
7315 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
7318 * config/i386/i386.c (ix86_frame_pointer_required): Enable
7319 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
7321 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
7324 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
7328 depending on frame_pointer_needed before remaining integer and SSE
7329 registers are saved.
7331 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
7334 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
7336 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
7339 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
7340 Use the "xBm" constraint.
7341 (float<sseintvecmodelower><mode>2<mask_name><round_name):
7343 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
7344 (sse_cvtsi2ssq<round_name>): Likewise.
7345 (sse_cvtss2si<round_name>): Likewise.
7346 (sse_cvtss2siq<round_name>): Likewise.
7347 (sse2_cvtsi2sdq<round_name>): Likewise.
7348 (sse2_cvtsd2si<round_name>): Likewise.
7349 (sse2_cvtsd2siq<round_name>): Likewise.
7350 * config/i386/subst.md (round_nimm_scalar_predicate): New
7353 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
7356 * varasm.c (make_decl_rtl): Mark invalid register vars as
7359 PR rtl-optimization/66206
7360 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
7361 All callers changed.
7363 2016-01-07 Jakub Jelinek <jakub@redhat.com>
7365 PR tree-optimization/69141
7366 * tree-ssa-pre.c: Include langhooks.h.
7367 (eliminate_dom_walker::before_dom_children): Use
7368 lang_hooks.decl_printable_name instead of
7369 cgraph_node::get ()->name ().
7372 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
7373 it and DECL_ALIGN too.
7375 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
7377 * config/mips/mips-ftypes.def: Sort to lexicographical order.
7379 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
7382 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
7383 depending on frame_pointer_needed before remaining integer and SSE
7384 registers are saved.
7386 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7388 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
7389 mode iterator with VSX_M2.
7390 (*p9_vecstore_<mode>): Likewise.
7391 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
7392 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
7393 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
7394 (define_split for VSX_LE128 stores): Likewise.
7395 (define_peephole2 for TImode LE swaps): Likewise.
7396 (define_split for VSX_LE128 post-reload stores): Likewise.
7398 2016-01-06 Marek Polacek <polacek@redhat.com>
7401 * convert.c (convert_to_integer_1): Adjust call to
7402 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
7403 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
7404 EXPR instead of ARG.
7405 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
7407 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
7410 * doc/extend.texi (RL78 Variable Attributes): New section.
7412 2016-01-05 Marek Polacek <polacek@redhat.com>
7415 * builtins.c (get_memmodel): Use expansion point location rather than
7416 the input location. Call warning_at rather than warning.
7417 (expand_builtin_atomic_compare_exchange): Likewise.
7418 (expand_builtin_atomic_load): Likewise.
7419 (expand_builtin_atomic_store): Likewise.
7420 (expand_builtin_atomic_clear): Likewise.
7422 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
7425 * config/i386/i386.c (ix86_expand_vector_logical_operator):
7426 Replace nonimmediate_operand with vector_operand.
7427 * config/i386/predicates.md (vector_operand): New predicate.
7428 (general_vector_operand): Replace nonimmediate_operand with
7430 * config/i386/sse.md: Replace nonimmediate_operand with
7431 vector_operand and m constraint with Bm constraint on SSE
7432 patterns with 16-byte memory operand.
7433 * config/i386/subst.md (round_nimm_predicate): Replace
7434 nonimmediate_operand with vector_operand.
7435 (round_saeonly_nimm_predicate): Likewise.
7436 (round_saeonly_nimm_scalar_predicate): New.
7438 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
7441 * config/i386/constraints.md (Bm): New constraint.
7442 * config/i386/predicates.md (vector_memory_operand): New
7444 * config/i386/sse.md: Replace xm with xBm in plusminus and
7447 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
7450 * doc/extend.texi (V850 Function Attributes): New section.
7451 (V850 Variable Attributes): New section.
7453 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
7456 * doc/extend.texi (MicroBlaze Function Attributes): Document
7457 interrupt_handler and fast_interrupt attributes.
7459 2016-01-05 Sergei Trofimovich <siarheit@google.com>
7462 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
7463 for local symbolic operands.
7464 * config/ia64/predicates.md (local_symbolic_operand64): New
7467 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7469 PR rtl-optimization/68651
7470 * combine.c (combine_simplify_rtx): Canonicalize x + x into
7473 2016-01-05 Nathan Sidwell <nathan@acm.org>
7475 * alias.c (compare_base_decls): Use symtab_node::get.
7477 2016-01-05 Nick Clifton <nickc@redhat.com>
7480 * ira-costs.c (copy_cost): Initialise the t_icode field of the
7481 secondary_reload_info structure.
7484 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
7485 decls if weak support is available.
7487 2016-01-04 Martin Sebor <msebor@redhat.com>
7489 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
7491 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7493 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7494 OPTION_MASK_P9_DFORM.
7496 * config/rs6000/constraints.md (wo constraint): New constraint for
7499 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
7501 (rs6000_init_hard_regno_mode_ok): Likewise.
7503 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
7506 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
7507 expanders not to have constraints. Add support for ISA 3.0 xxperm
7508 instruction. Add support for fusing xxlor with xxperm.
7509 (altivec_vperm_<mode>_internal): Likewise.
7510 (altivec_vperm_v8hiv16qi): Likewise.
7511 (altivec_vperm_<mode>v16q): Likewise.
7512 (altivec_vperm_<mode>_uns): Likewise.
7513 (vperm_v8hiv4si): Likewise.
7514 (vperm_v16qiv8hi): Likewise.
7516 * doc/md.texi (RS/6000 constraints): Document wo constraint.
7518 2016-01-04 Jakub Jelinek <jakub@redhat.com>
7520 Update copyright years.
7522 * gcc.c (process_command): Update copyright notice dates.
7523 * gcov-dump.c (print_version): Ditto.
7524 * gcov.c (print_version): Ditto.
7525 * gcov-tool.c (print_version): Ditto.
7526 * gengtype.c (create_file): Ditto.
7527 * doc/cpp.texi: Bump @copying's copyright year.
7528 * doc/cppinternals.texi: Ditto.
7529 * doc/gcc.texi: Ditto.
7530 * doc/gccint.texi: Ditto.
7531 * doc/gcov.texi: Ditto.
7532 * doc/install.texi: Ditto.
7533 * doc/invoke.texi: Ditto.
7535 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
7537 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
7538 modes larger than TImode as TImode if NEON is not enabled.
7540 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
7543 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
7544 mode for %f0-%f31 only if TARGET_FPU.
7546 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
7549 * config/sparc/sparc.c (scan_record_type): Take into account subfields
7550 to compute the PACKED_P predicate.
7551 (function_arg_record_value): Minor tweaks.
7553 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7555 * doc/install.texi (--with-multilib-list): Describe the meaning of the
7556 option for arm*-*-* targets.
7558 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
7560 * doc/extend.texi (Common Function Attributes): Move docs for
7561 MSP430-specific attributes to....
7562 (MSP430 Function Attributes): ...here. Delete the redundant
7563 entries and copy-edit the remaining text.
7564 (MSP430 Variable Attributes): Use uniform format for index
7565 entries and add a cross-reference to the corresponding function
7568 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
7570 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
7572 (x86 Options): Likewise.
7574 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
7578 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
7579 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
7580 to corresponding attribute.
7582 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
7584 * doc/extend.texi (Common Function Attributes) <noplt>: Move
7585 to correct alphabetization of table. Copy-edit and correct
7587 <stack_protect>: Likewise.
7588 <target_clones>: Likewise.
7590 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
7591 Correct punctuation.
7592 (Code Gen Options) <-fno-plt>: Copy-edit.
7594 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
7597 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
7598 SI values. Explicitly convert SI to DI and vice-versa.
7600 2016-01-01 Jakub Jelinek <jakub@redhat.com>
7602 PR tree-optimization/69070
7603 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
7604 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
7607 * ubsan.c (ubsan_instrument_float_cast): Call
7608 initialize_sanitizer_builtins.
7611 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
7613 Copyright (C) 2016 Free Software Foundation, Inc.
7615 Copying and distribution of this file, with or without modification,
7616 are permitted in any medium without royalty provided the copyright
7617 notice and this notice are preserved.