1 2016-04-18 Michael Matz <matz@suse.de>
3 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
4 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
5 * tree-core.h (tree_type_common.align): Use bit-field.
6 (tree_type_common.spare): New.
7 (tree_decl_common.off_align): Make smaller.
8 (tree_decl_common.align): Use bit-field.
10 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
11 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
12 (scan_sharing_clauses): Ditto.
13 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
14 (omp_finish_file): Ditto.
15 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
17 (relayout_decl): Ditto.
18 (finalize_record_size): Use SET_TYPE_ALIGN.
19 (finalize_type_size): Ditto.
20 (finish_builtin_struct): Ditto.
22 (initialize_sizetypes): Ditto.
23 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
24 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
25 (lookup_field_for_decl): Use SET_DECL_ALIGN.
26 (get_chain_field): Ditto.
27 (get_trampoline_type): Ditto.
28 (get_nl_goto_field): Ditto.
29 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
31 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
32 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
33 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
34 (build_qualified_type): Use SET_TYPE_ALIGN.
35 (build_aligned_type, build_range_type_1): Ditto.
36 (build_atomic_base): Ditto.
37 (build_common_tree_nodes): Ditto.
38 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
39 (expand_one_stack_var_at): Ditto.
40 * coverage.c (build_var): Use SET_DECL_ALIGN.
41 * except.c (init_eh): Ditto.
42 * function.c (assign_parm_setup_block): Ditto.
43 * symtab.c (increase_alignment_1): Ditto.
44 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
45 * tree-vect-stmts.c (ensure_base_align): Ditto.
46 * varasm.c (align_variable): Ditto.
47 (assemble_variable): Ditto.
48 (build_constant_desc): Ditto.
49 (output_constant_def_contents): Ditto.
51 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
52 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
53 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
54 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
55 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
57 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
60 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
61 replace %vmovsd with "%vmovq".
62 (vec_concatv2df): Likewise.
64 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
66 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
67 (*vec_extractv2si_0): Ditto.
68 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
69 (zero_extended_scalar_load_operand splitters): Ditto.
70 (vec_extract splitters): Ditto.
71 (*vec_extractv4si_0_zext): Ditto.
72 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
74 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
75 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
76 (*sse4_1_extractps): Use lowpart_subreg.
78 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
80 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
82 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
83 Mention Solaris 11 packaging changes.
84 Update gas and gld requirements.
85 Remove reference to pre-Solaris 10 bug.
86 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
88 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
91 2016-04-17 Jan Hubicka <jh@suse.cz>
93 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
94 max_loop_iterations_int.
96 2016-04-18 Richard Biener <rguenther@suse.de>
98 PR tree-optimization/43434
99 * tree-ssa-structalias.c (struct vls_data): New.
100 (visit_loadstore): Handle all pointer-based accesses.
101 (compute_dependence_clique): Compute a bitmap of restrict tags
102 assigned bases and pass it to visit_loadstore.
104 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
107 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
108 armv8.1-a and armv8.1-a+crc.
110 2016-04-18 Richard Biener <rguenther@suse.de>
112 PR tree-optimization/70701
113 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
114 references after translating through a memcpy.
116 2016-04-18 Richard Biener <rguenther@suse.de>
118 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
119 (compute_antic): ... here. For partial antic use regular
120 postorder and scrap iteration.
121 (compute_partial_antic_aux): Remove unused return value.
122 (init_pre): Do not allocate postorder.
123 (fini_pre): Do not free postorder.
125 2016-04-18 Richard Biener <rguenther@suse.de>
128 * expmed.c (extract_bit_field_1): Remove broken case
129 using a wider MODE_INT mode.
131 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
133 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
134 unless compiling with at least GCC-4.8.
136 2016-04-17 Jan Hubicka <jh@suse.cz>
139 * graphite.c (graphite_finalize): Update call to
140 tree_estimate_probability.
141 * predict.h (tree_estimate_probability): Update prototype.
143 2016-04-17 Jan Hubicka <jh@suse.cz>
145 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
146 (tree_estimate_probability): Likewise.
147 (pass_profile::execute): Update.
148 (report_predictor_hitrates): New function.
149 * profile.c (compute_branch_probabilities): Use it.
150 * predict.h (report_predictor_hitrates): Declare.
152 2016-04-17 Jan Hubicka <jh@suse.cz>
155 * cgraph.h (cgraph_node::set_const_flag,
156 cgraph_node::set_pure_flag): Update prototype to return bool;
158 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
159 of interposable symbol are interposable, too.
160 (cgraph_set_const_flag_1): Rename to ...
161 (set_const_flag_1): ... this one; change to self recursive function
162 instead of call_for_symbol_thunks_and_aliases. Handle correctly
163 clearnig the flag in all variants and also virtual thunks of const
164 functions are pure; track if any change was done.
165 (cgraph_node::set_const_flag): Update.
166 (struct set_pure_flag_info): New struct.
167 (cgraph_set_pure_flag_1): Rename to ...
168 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
169 rather than pointer encoded flags; track if any changes was done;
170 handle correctly clearning flag and setting flag of aliases already
172 (cgraph_node::set_pure_flag): Update.
173 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
175 2016-04-17 Tom de Vries <tom@codesourcery.com>
178 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
181 2016-04-17 Tom de Vries <tom@codesourcery.com>
183 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
184 '{}<> ' as escape-for-record.
186 2016-04-17 Tom de Vries <tom@codesourcery.com>
188 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
191 2016-04-17 Tom de Vries <tom@codesourcery.com>
194 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
195 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
196 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
197 * passes.c (finish_optimization_passes): Only call
198 finish_graph_dump_file if dfi->graph_dump_initialized.
199 (execute_function_dump, pass_init_dump_file): Use
200 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
202 2016-04-17 Tom de Vries <tom@codesourcery.com>
204 PR tree-optimization/70256
205 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
206 (debug_varmap): New function.
208 2016-04-17 Tom de Vries <tom@codesourcery.com>
211 * passes.c (pass_manager::register_pass): Propagate pflags.
213 2016-04-17 Tom de Vries <tom@codesourcery.com>
216 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
217 * passes.c (pass_manager::pass_manager): Declare and init p_start in
218 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
219 check if it's equal to p_start.
220 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
222 2016-04-15 Jan Hubicka <jh@suse.cz>
225 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
226 function does not bind to current def.
227 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
228 handle conservatively calls to functions that does not need to bind
230 (check_call): Update call of worse_state.
231 (ignore_edge_for_nothrow): Update.
232 (ignore_edge_for_pure_const): Likewise.
233 (propagate_pure_const): Update calls to worse_state.
234 (skip_function_for_local_pure_const): Reformat comments.
236 2016-04-15 Jan Hubicka <jh@suse.cz>
239 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
240 (cgraph_node::function_symbol): Likewise.
241 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
242 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
243 (symtab_node::ultimate_alias_target): Add REF parameter.
244 (symtab_node::binds_to_current_def_p): Declare.
245 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
246 (cgraph_node::function_symbol): Likewise.
247 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
248 (cgraph_node::get_availability): Likewise.
249 (cgraph_edge::binds_to_current_def_p): New inline function.
250 (varpool_node::get_availability): Add REF parameter.
251 (varpool_node::ultimate_alias_target): Likewise.
252 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
253 (symtab_node::binds_to_current_def_p): Likewise.
254 * varpool.c (varpool_node::get_availability): Likewise.
256 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
259 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
262 2016-04-15 Jakub Jelinek <jakub@redhat.com>
264 * BASE-VER: Set to 7.0.0.
266 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
268 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
270 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
272 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
273 architecture revisions.
275 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
277 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
278 * config/i386/i386.c (ix86_using_red_zone): No longer static.
279 * config/i386/i386.md (stack decrement to push peepholes): Guard
280 with !x86_using_red_zone ().
282 2016-04-15 Jakub Jelinek <jakub@redhat.com>
285 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
286 to dump_generic_node.
287 (NIY): Pass also flags to do_niy.
289 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
291 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
292 (simd_clone_vector_of_formal_parm_types)
293 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
294 (simd_clone_mangle, simd_clone_create)
295 (simd_clone_adjust_return_type, create_tmp_simd_array)
296 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
297 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
298 (ipa_simd_modify_function_body, simd_clone_linear_addend)
299 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
300 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
301 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
302 * omp-simd-clone.c: ... this new file.
303 (simd_clone_vector_of_formal_parm_types): Make it static.
304 * Makefile.in (OBJS): Add omp-simd-clone.o.
306 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
309 * config/i386/sse.md: Use proper memory operand modifiers.
312 2016-04-15 Richard Biener <rguenther@suse.de>
313 Alan Modra <amodra@gmail.com>
315 PR tree-optimization/70130
316 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
317 when alignment stays not the same and no not use the realign
320 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
323 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
324 direct move handlers for KFmode. Change TFmode handlers test from
325 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
327 2016-04-14 Jakub Jelinek <jakub@redhat.com>
330 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
331 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
332 (inlined_polymorphic_ctor_dtor_block_p): Use it.
333 * tree-ssa-live.c (remove_unused_scope_block_p): When
334 in_ctor_dtor_block, avoid discarding not just BLOCKs with
335 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
336 block_ultimate_origin is FUNCTION_DECL.
337 (remove_unused_locals): If current_function_decl is
338 polymorphic_ctor_dtor_p, pass initial true to
339 remove_unused_scope_block_p' is_ctor_dtor_block.
341 2016-04-14 Martin Sebor <msebor@redhat.com>
346 * doc/extend.texi (Variable Length): Revert.
348 2016-04-14 Marek Polacek <polacek@redhat.com>
349 Jan Hubicka <hubicka@ucw.cz>
352 * tree.c (verify_type): Disable the canonical type of main variant
355 2016-04-14 Jason Merrill <jason@redhat.com>
357 * cfgexpand.c, expr.c: Revert previous change.
359 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
362 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
363 when building a mem ref for the incoming reduction variable.
365 2016-04-14 Richard Biener <rguenther@suse.de>
367 PR tree-optimization/70614
368 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
369 loop if the evolution dropped to chrec_dont_know.
370 (interpret_condition_phi): Likewise.
372 2016-04-14 Richard Biener <rguenther@suse.de>
374 PR tree-optimization/70623
375 * tree-ssa-pre.c (changed_blocks): Make global ...
376 (compute_antic): ... local here. Move and fix worklist
377 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
378 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
379 worklist handling, dump when ANTIC_IN changed.
380 (compute_partial_antic_aux): Remove worklist handling.
381 (init_pre): Do not compute post dominators. Add a comment about
382 the CFG order chosen.
383 (fini_pre): Do not free post dominators.
385 2016-04-13 Martin Sebor <msebor@redhat.com>
390 * doc/extend.texi (Variable Length): Document C++ specifics.
392 2016-04-13 Jakub Jelinek <jakub@redhat.com>
395 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
396 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
397 eh edges have been purged.
400 * tree-sra.c (create_access_replacement,
401 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
403 * tree-pretty-print.c (dump_fancy_name): New function.
404 (dump_decl_name, dump_generic_node): Use it.
406 2016-04-13 Jason Merrill <jason@redhat.com>
408 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
409 * expr.c (expand_expr_real_1): Likewise.
411 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
413 * config/i386/i386.md (kunpckhi): Swap operands.
414 (kunpcksi): Likewise.
415 (kunpckdi): Likewise.
416 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
417 (vec_pack_trunc_<mode>): Likewise.
419 2016-04-13 Jakub Jelinek <jakub@redhat.com>
422 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
425 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
426 gimplification turns some element into non-constant.
429 * rtl.h (convert_memory_address_addr_space_1): New prototype.
430 * explow.c (convert_memory_address_addr_space_1): No longer static,
431 add NO_EMIT argument and don't call convert_modes if true, pass
432 it down recursively, remove break after return.
433 (convert_memory_address_addr_space): Adjust caller.
434 * simplify-rtx.c (simplify_unary_operation_1): Call
435 convert_memory_address_addr_space_1 instead of convert_memory_address,
436 if it returns NULL, don't simplify.
438 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
441 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
443 2016-04-12 Jakub Jelinek <jakub@redhat.com>
445 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
446 Bump the upper SIMDLEN limits, so that if the return type or
447 characteristic type if the return type is void can be passed in
448 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
451 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
454 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
455 Do not use "=" constraint on an input constraint.
456 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
457 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
458 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
459 generates (neg (abs ...)) instead of (abs ...).
461 2016-04-12 Jakub Jelinek <jakub@redhat.com>
463 PR rtl-optimization/70596
464 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
465 just invalidate LRA data and reset them. Adjust dump wording.
467 2016-04-12 Martin Liska <mliska@suse.cz>
470 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
472 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
474 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
475 max_loop_iterations_int.
476 (tree_unswitch_outer_loop): Likewise.
477 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
478 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
480 2016-04-12 Tom de Vries <tom@codesourcery.com>
482 PR tree-optimization/68756
483 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
486 2016-04-12 Jakub Jelinek <jakub@redhat.com>
488 PR tree-optimization/70602
489 * tree-sra.c (generate_subtree_copies): Don't write anything into
492 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
493 regardless whether there are depend clauses or not.
495 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
498 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
499 target attribute and pragma from changing the -mfloat128
500 and -mfloat128-hardware options.
502 * doc/extend.texi (Additional Floating Types): Document PowerPC
503 __float128 restrictions.
505 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
508 * config/aarch64/driver-aarch64.c
509 (aarch64_get_extension_string_for_isa_flags): New.
510 (arch_extension): Rename to...
511 (aarch64_arch_extension): ...This.
512 (ext_to_feat_string): Rename to...
513 (aarch64_extensions): ...This.
514 (aarch64_core_data): Keep track of architecture extension flags.
515 (cpu_data): Rename to...
516 (aarch64_cpu_data): ...This.
517 (aarch64_arch_driver_info): Keep track of architecture extension
519 (get_arch_name_from_id): Rename to...
520 (get_arch_from_id): ...This, change return type.
521 (host_detect_local_cpu): Update and reformat for renames, handle
522 extensions through common infrastructure.
524 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
527 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
528 track of a canonical flag name.
529 (all_extensions): Likewise.
530 (arch_to_arch_name): Also track extension flags enabled by the arch.
531 (all_architectures): Likewise.
532 (aarch64_parse_extension): Move to here.
533 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
535 (aarch64_rewrite_selected_cpu): Update for above change.
536 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
537 are handled, such that the single explicit value enabled by an
538 extension is kept seperate from the implicit values it also enables.
539 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
541 (aarch64_parse_extension): New.
542 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
543 here to config/aarch64/aarch64-protos.h.
544 (aarch64_parse_extension): Move from here to
545 common/config/aarch64/aarch64-common.c.
546 (aarch64_option_print): Update.
547 (aarch64_declare_function_name): Likewise.
548 (aarch64_start_file): Likewise.
549 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
550 the canonical flag for extensions.
551 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
554 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
556 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
559 2016-04-09 Tom de Vries <tom@codesourcery.com>
561 PR tree-optimization/68953
562 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
563 first to last subscript.
565 2016-04-09 Jakub Jelinek <jakub@redhat.com>
567 PR tree-optimization/70586
568 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
571 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
575 PR tree-optimization/70373
579 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
580 clauses for acc parallel reductions as necessary. Error on those
582 * omp-low.c (scan_sharing_clauses): Don't install variables which
583 are used in acc parallel reductions.
584 (lower_rec_input_clauses): Remove dead code.
585 (lower_oacc_reductions): Add support for reference reductions.
586 (lower_reduction_clauses): Remove dead code.
587 (lower_omp_target): Don't remap variables appearing in acc parallel
589 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
591 2016-04-08 Jakub Jelinek <jakub@redhat.com>
594 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
595 with multiple SSA_NAME defs, force the outputs other than first
596 to be live before calling live_track_process_def on each output.
598 PR rtl-optimization/70574
599 * fwprop.c (forward_propagate_and_simplify): Don't add
600 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
601 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
602 paradoxical subregs within *loc.
604 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
606 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
607 -ftree-parallelize-loops={0,1}.
608 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
609 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
610 * config/ia64/hpux.h (LIB_SPEC): Likewise.
611 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
612 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
614 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
617 * asan.c (instrument_derefs): If we get unknown location, extract it
619 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
621 2016-04-08 Tom de Vries <tom@codesourcery.com>
623 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
624 implicit firstprivate clause.
626 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
629 * config/arm/thumb2.md (tst + branch-> lsls + branch
630 peephole below *orsi_not_shiftsi_si): Require that condition
631 register is dead after the peephole.
632 (second peephole after the above): Likewise.
634 2016-04-08 Alan Modra <amodra@gmail.com>
637 * builtins.c (fold_builtin_classify): For IBM extended precision,
638 look at just the high-order double to test for NaN.
639 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
640 test just the high double for Inf but both doubles for subnormal
643 2016-04-07 Jakub Jelinek <jakub@redhat.com>
645 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
646 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
647 node->simdclone->mask_mode != VOIDmode masks.
648 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
649 earlier, use it instead of node->simdclone.
650 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
651 Set clonei->mask_mode.
653 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
656 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
657 Pass it through to cp_parser_already_scoped_statement.
658 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
659 it through to cp_parser_statement.
660 (cp_parser_statement): Pass IF_P through to
661 cp_parser_iteration_statement.
662 (cp_parser_pragma): Adjust call to
663 cp_parser_iteration_statement.
665 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
668 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
669 resolve a future -Wparentheses warning.
670 * omp-low.c (scan_sharing_clauses): Likewise.
671 * tree-parloops.c (eliminate_local_variables): Likewise.
673 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
675 PR rtl-optimization/70398
676 * lra-constraints.c (process_address_1): Check zero scale and code
677 for reloading with zero scale.
679 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
681 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
682 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
684 2016-04-06 Jakub Jelinek <jakub@redhat.com>
686 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
687 Add support for AVX512F clones, include them by default for
688 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
689 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
693 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
694 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
695 firstprivate clauses.
696 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
697 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
698 (lower_omp_target): Set TREE_NO_WARNING for
699 non-addressable possibly uninitialized vars which are copied into
700 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
702 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
704 * config/pa/predicates.md (integer_store_memory_operand): Accept
705 REG+D operands with a large offset when reload_in_progress is true.
706 (floating_point_store_memory_operand): Likewise.
708 2016-04-05 Jakub Jelinek <jakub@redhat.com>
711 * match.pd (nested int casts): Limit to GIMPLE.
713 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
716 * ipa-devirt.c (maybe_record_node): Fix comment; use
717 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
719 2016-04-05 Jakub Jelinek <jakub@redhat.com>
721 PR rtl-optimization/70542
722 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
723 if there are any uses other than insn or debug insns.
725 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
726 Jakub Jelinek <jakub@redhat.com>
728 PR tree-optimization/70509
729 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
730 Shift HOST_WIDE_INT_1U instead of 1.
732 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
734 PR tree-optimization/70509
735 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
736 of the vector base type for index.
738 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
741 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
743 2016-04-05 Richard Biener <rguenther@suse.de>
745 PR tree-optimization/70526
746 * tree-sra.c (build_ref_for_offset): Use prev_base to
747 extract the alias pointer type.
749 2016-04-05 Richard Biener <rguenther@suse.de>
751 * dse.c (struct store_info): Remove alias_set member.
752 (struct read_info_type): Likewise.
753 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
754 spill_deleted, clear_alias_set_lookup): Remove.
755 (get_group_info): Remove dead base == NULL_RTX case.
756 (dse_step0): Remove initialization of removed variables.
757 (delete_dead_store_insn): Reomve alias set dumping.
758 (free_read_records): Remove alias_set handling.
759 (canon_address): Remove alias_set_out parameter.
760 (record_store): Remove spill_alias_set, it's always zero.
761 (check_mem_read_rtx): Likewise.
762 (dse_step2): Rename from ...
763 (dse_step2_nospill): ... this. Adjust.
764 (scan_stores): Rename from ...
765 (scan_stores_nospill): ... this.
766 (scan_reads): Rename from ...
767 (scan_reads_nospill): ... this.
768 (scan_stores_spill, scan_reads_spill): Remove.
769 (dse_step3_scan): Remove for_spills argument which is always false.
770 (dse_step3): Likewise.
771 (dse_step5): Rename from ...
772 (dse_step5_nospill): ... this. Remove alias_set handling.
773 (rest_of_handle_dse): Adjust.
775 2016-04-05 Jakub Jelinek <jakub@redhat.com>
778 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
779 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
780 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
781 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
783 2016-04-05 Richard Biener <rguenther@suse.de>
786 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
787 non-register type temporaries into SSA.
789 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
792 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
793 calls when sanitizing.
794 (possible_polymorphic_call_target_p): Fix formatting.
796 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
797 Jakub Jelinek <jakub@redhat.com>
800 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
801 to ensure a call statement is compatible with a built-in's
803 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
806 2016-04-04 Richard Biener <rguenther@suse.de>
808 PR rtl-optimization/70484
809 * rtl.h (canon_output_dependence): Declare.
810 * alias.c (canon_output_dependence): New function.
811 * dse.c (record_store): Use canon_output_dependence rather
812 than canon_true_dependence.
814 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
817 * cgraph.h (symtab_node::copy_visibility_from): New function.
818 * symtab.c (symtab_node::copy_visibility_from): New function.
819 * ipa-visibility.c (optimize_weakref): New function.
820 (function_and_variable_visibility): Use it.
822 2016-04-04 Martin Liska <mliska@suse.cz>
825 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
826 value that is really in range handled by SBR instruction.
827 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
828 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
829 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
831 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
835 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
836 set, but not for SP_REG operands.
838 2016-04-02 Martin Sebor <msebor@redhat.com>
841 * fold-const.c (maybe_nonzero_address): New function.
842 (fold_comparison): Call it. Fold equality and relational
843 expressions involving null pointers.
844 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
846 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
848 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
849 the "Y" constraint (scalar FP 0.0 immediate).
851 * gcc/config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
852 Add the "const_double" to the list of operand constraints.
854 2016-04-01 Jakub Jelinek <jakub@redhat.com>
856 PR rtl-optimization/70467
857 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
858 If low word of the last operand is 0, just emit addition/subtraction
861 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
864 * config/s390/s390.c (s390_expand_insv): Check for everything
865 constant instead of just VOIDmode stuff.
867 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
870 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
872 2016-04-01 Nathan Sidwell <nathan@acm.org>
874 * tree.def (TRY_CATCH_EXPR): Correct documentation.
876 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
878 PR rtl-optimization/70461
879 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
882 2016-03-31 Martin Liska <mliska@suse.cz>
885 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
886 a tree value or an immediate integer value to a buffer
887 that is eventually copied to a BRIG section.
888 (emit_immediate_operand): Call the function here.
889 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
890 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
891 of class' fields that are removed.
892 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
893 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
894 m_brig_repr_size fields.
896 2016-03-31 Martin Liska <mliska@suse.cz>
899 * hsa-gen.c (hsa_function_representation::update_dominance): New
901 (convert_addr_to_flat_segment): Likewise.
902 (gen_hsa_memory_set): New alignment argument.
903 (gen_hsa_ctor_assignment): Likewise.
904 (gen_hsa_insns_for_single_assignment): Provide alignment
905 to gen_hsa_ctor_assignment.
906 (gen_hsa_insns_for_direct_call): Add new argument.
907 (expand_lhs_of_string_op): New function.
908 (expand_string_operation_builtin): Likewise.
909 (expand_memory_copy): New function.
910 (expand_memory_set): New function.
911 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
912 (convert_switch_statements): Change signature.
913 (generate_hsa): Use a return value of the function.
914 (pass_gen_hsail::execute): Do not call
915 convert_switch_statements here.
916 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
917 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
918 (hsa_function_representation::update_dominance): New function.
920 2016-03-31 Martin Liska <mliska@suse.cz>
923 * hsa-brig.c (emit_directive_variable): Emit alignment
924 according to hsa_symbol::m_align.
925 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
926 (dump_hsa_symbol): Dump alignment of HSA symbols.
927 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
928 (gen_hsa_addr_with_align): New function.
929 (hsa_bitmemref_alignment): Use newly added function.
930 (gen_hsa_insns_for_load): Likewise.
931 (gen_hsa_insns_for_store): Likewise.
932 (gen_hsa_memory_copy): New argument added.
933 (gen_hsa_insns_for_single_assignment): Respect
934 alignment for assignments processed via gen_hsa_memory_copy.
935 (gen_hsa_insns_for_direct_call): Likewise.
936 (gen_hsa_insns_for_return): Likewise.
937 (gen_function_def_parameters): Set default alignment.
938 * hsa.c (hsa_object_alignment): New function.
939 (hsa_byte_alignment): Pasted function.
940 * hsa.h (hsa_symbol::m_align): New field.
942 2016-03-31 Bin Cheng <bin.cheng@arm.com>
944 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
945 scratch field for goto case.
947 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
949 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
951 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
954 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
955 (scalar_chain::convert_insn): Call convert_op for reg
956 moves to handle undefined registers.
958 2016-03-31 Nathan Sidwell <nathan@acm.org>
961 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
962 Assert we don't want to move backwards.
964 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
967 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
969 2016-03-31 Jakub Jelinek <jakub@redhat.com>
971 PR rtl-optimization/70460
972 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
973 with operand from REG_LABEL_OPERAND, instead substitute
974 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
975 Don't do anything for REG_NON_LOCAL_GOTO jumps.
977 2016-03-31 Martin Liska <mliska@suse.cz>
979 * passes.c (execute_one_pass): Do not call
980 todo_after for a discarded function.
982 2016-03-31 Bin Cheng <bin.cheng@arm.com>
984 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
985 (no_cost, infinite_cost): Initialize the new field.
986 (get_computation_cost_at): Record setup cost.
987 (determine_use_iv_cost_address): Skip cost computation for sub
988 uses if we can estimate it without losing accuracy.
990 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
992 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
994 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
995 max_loop_iterations_int.
996 (tree_unswitch_outer_loop): Likewise.
997 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
998 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
1000 2016-03-30 Richard Biener <rguenther@suse.de>
1003 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
1005 2016-03-30 Jakub Jelinek <jakub@redhat.com>
1008 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
1009 in gen_blendm expander.
1011 2016-03-30 Nick Clifton <nickc@redhat.com>
1014 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
1015 case where we are already provided with an SImode SUBREG.
1017 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
1020 * config/i386/i386.c (ix86_expand_epilogue): Properly check
1021 conflict between DRAP register and __builtin_eh_return.
1023 2016-03-30 Michael Matz <matz@suse.de>
1024 Richard Biener <rguenther@suse.de>
1027 * ipa-polymorphic-call.c (struct type_change_info): Change
1028 speculative to an unsigned allowing to limit the work we do.
1029 (csftc_abort_walking_p): New inline function..
1030 (check_stmt_for_type_change): Limit the number of may-defs
1031 skipped for speculative devirtualization to
1032 max-speculative-devirt-maydefs.
1033 * params.def (max-speculative-devirt-maydefs): New param.
1034 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
1036 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
1039 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
1042 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
1044 PR tree-optimization/59124
1045 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
1046 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
1048 2016-03-29 Jeff Law <law@redhat.com>
1050 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
1052 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1054 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
1057 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
1059 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
1060 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
1061 gcrt0.o if linking dynamically.
1063 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1066 * ipa-devirt.c (methods_equal_p): New function.
1067 (compare_virtual_tables): Use it.
1068 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
1069 * cgraphclones.c (clone_function_name_1): Use
1070 symbol_table::symbol_suffix_separator.
1071 * coverage.c (build_var): Likewise.
1072 * symtab.c (symbol_table::symbol_suffix_separator): New.
1074 2016-03-29 Jakub Jelinek <jakub@redhat.com>
1076 PR rtl-optimization/70429
1077 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
1078 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
1079 mode != result_mode.
1082 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
1084 PR tree-optimization/70405
1085 * ssa-iterators.h (num_imm_uses): Add missing braces.
1087 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
1089 PR rtl-optimization/68695
1090 * ira-color.c (allocno_copy_cost_saving): New.
1091 (improve_allocation): Use it.
1093 2016-03-29 Richard Henderson <rth@redhat.com>
1096 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
1098 2016-03-29 Richard Biener <rguenther@suse.de>
1101 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
1102 use alignment returned by get_pointer_alignment_1 if it is
1103 bigger than BITS_PER_UNIT.
1104 * builtins.c (get_pointer_alignment_1): Do not return true
1105 for alignment extracted from SSA info.
1107 2016-03-28 James Bowman <james.bowman@ftdichip.com>
1109 * config/ft32/ft32.opt (mnodiv): New.
1110 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
1111 * doc/invoke.texi (FT32 Options -mnodiv): New.
1113 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
1116 * config/i386/i386.md (define_split, andn): Fix modes.
1118 2016-03-26 Richard Biener <rguenther@suse.de>
1119 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1122 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
1124 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
1125 as 2nd argument to cl_optimization_restore().
1127 2016-03-25 Richard Henderson <rth@redhat.com>
1130 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
1131 * config/aarch64/aarch64-protos.h: Declare it.
1132 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
1134 2016-03-25 Alan Modra <amodra@gmail.com>
1137 * config/rs6000/constraints.md (j): Simplify.
1138 * config/rs6000/predicates.md (easy_fp_constant): Exclude
1140 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
1141 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
1142 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
1143 in all constraint alternatives.
1144 (movtd_64bit_nodm): Delete "j" constraint alternative.
1146 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
1148 * tree-ssa-propagate.c: Enhance docs for
1149 SSA_PROP_NOT_INTERESTING.
1151 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
1153 * doc/extend.texi: Fix typo in documentation to pure attribute.
1155 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
1158 * config/pa/pa.md (bswapdi2): Use a scratch register.
1160 2016-03-24 Richard Henderson <rth@redhat.com>
1163 * fold-const.c (extract_muldiv_1): Correct test for multiplication
1166 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
1168 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
1169 using ix86_expand_binary_operator instead of gen_andsi3.
1171 2016-03-24 Richard Biener <rguenther@suse.de>
1173 PR tree-optimization/70396
1174 * tree-vect-stmts.c (vectorizable_comparison): Use
1175 get_vectype_for_scalar_type.
1177 2016-03-24 Richard Biener <rguenther@suse.de>
1180 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
1181 with register bases.
1183 2016-03-24 Richard Biener <rguenther@suse.de>
1185 PR tree-optimization/70372
1186 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
1187 build_all_ones_cst to also handle vector types correctly.
1189 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1192 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
1195 2016-03-23 Marek Polacek <polacek@redhat.com>
1198 * doc/invoke.texi: Document -Wignored-attributes.
1200 2016-03-23 Bin Cheng <bin.cheng@arm.com>
1202 PR tree-optimization/69042
1203 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
1204 parameter from 30 to 40.
1206 2016-03-23 Bin Cheng <bin.cheng@arm.com>
1208 PR tree-optimization/69042
1209 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
1210 for use with constant offset stripped in base.
1212 2016-03-23 Richard Biener <rguenther@suse.de>
1215 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
1216 mode compatibility check.
1217 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
1219 2016-03-23 Jeff Law <law@redhat.com>
1221 PR tree-optimization/64058
1222 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
1224 (struct ssa_conflicts): Move up earlier in the file.
1225 (conflicts_, var_map_): New static variables.
1226 (initialize_conflict_count): New function to initialize the
1227 CONFLICT_COUNT field for each conflict pair.
1228 (compare_pairs): Lazily initialize the conflict count and use it
1229 as the first tie-breaker.
1230 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
1231 and wipe conflicts_ and map_ around the call to qsort. Remove
1232 special case for 2 coalesce pairs.
1233 * bitmap.c (bitmap_count_unique_bits): New function.
1234 (bitmap_count_bits_in_word): New function, extracted from
1236 (bitmap_count_bits): Use bitmap_count_bits_in_word.
1237 * bitmap.h (bitmap_count_unique_bits): Declare it.
1239 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
1242 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
1243 transparent alias chain for decl assembler name.
1244 * config/sol2.c (solaris_assemble_visibility): Likewise.
1246 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1248 * config/arm/arm1020e.md (1020call_op): Reduce reservation
1250 (v10_fdivs): Likewise.
1251 (v10_fdivd): Likewise.
1253 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1256 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
1257 to not call fclose twice on file.
1259 2016-03-23 Jakub Jelinek <jakub@redhat.com>
1261 PR tree-optimization/70354
1262 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
1263 oprnd0 is wider than oprnd1 and there is a cast from the wider
1264 type to oprnd1, mask it with the mask of the narrower type.
1267 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
1268 Optimize TARGET_STV splitters, if high or low word of last argument
1271 2016-03-22 Jeff Law <law@redhat.com>
1274 tree-ssa-threadbackward.c
1275 (fsm_find_control_statement_thread_paths): Correctly distinguish
1276 between old style jump threads vs FSM jump threads.
1278 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
1281 * config/i386/i386.c (scalar_chain::convert_op): Support
1282 uninitialized register usage case.
1284 2016-03-22 Richard Biener <rguenther@suse.de>
1287 * genmatch.c (gen_transform): Adjust last parameter to a three-state
1289 (capture::gen_transform): ... to change behavior when substituting
1290 a condition into cond or not-cond expr context.
1291 (dt_simplify::gen_1): Adjust.
1292 * gimple-match-head.c: Include gimplify.h for unshare_expr.
1293 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
1294 last change and instead change to
1295 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
1296 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
1298 2016-03-22 Anthony Green <green@moxielogic.com>
1300 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
1301 issue for moxiebox targets.
1302 (CC1PLUS_SPEC): Ditto.
1304 2016-03-22 Richard Biener <rguenther@suse.de>
1307 * fold-const.c (extract_muldiv_1): Properly perform multiplication
1310 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
1312 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
1314 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
1317 * config/i386/i386.c (def_builtin): Handle
1318 OPTION_MASK_ISA_AVX512VL to be and-ed with other
1320 (const struct builtin_description bdesc_special_args[]):
1321 Remove duplicate ISA bits.
1323 2016-03-22 Jakub Jelinek <jakub@redhat.com>
1326 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
1327 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
1328 in a way that works also for AVX512BW.
1331 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
1332 instead of source if operands[1] is xmm16 and above and
1333 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
1334 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
1337 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
1338 on assign if (*from_p) is a comparison, set it to
1339 TREE_NO_WARNING (*from_p).
1341 2016-03-21 Jakub Jelinek <jakub@redhat.com>
1344 * lra.c (restore_scratches): Ignore deleted insns.
1346 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
1347 Jakub Jelinek <jakub@redhat.com>
1349 PR tree-optimization/70317
1350 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
1353 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
1357 of ix86_expand_move.
1359 (movti): Use general_operand for operand 1 predicate.
1361 2016-03-21 Martin Liska <mliska@suse.cz>
1363 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
1365 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
1367 2016-03-21 Martin Liska <mliska@suse.cz>
1370 * ipa-icf.c (sem_function::parse): Skip static
1371 constructors and destructors.
1373 2016-03-21 Jakub Jelinek <jakub@redhat.com>
1376 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
1377 function-like macro, peek following token(s) if it is followed
1378 by CPP_OPEN_PAREN token with optional padding in between, and
1379 if not, don't treat it like a macro.
1381 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
1382 Alexander Monakov <amonakov@ispras.ru>
1384 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
1385 for the stabs debug format.
1387 2016-03-21 Richard Biener <rguenther@suse.de>
1389 PR tree-optimization/70310
1390 * tree-vect-generic.c (expand_vector_condition): Fold the built
1393 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
1396 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
1397 Block third alternative for AVX-512VL target,
1399 2016-03-21 Martin Liska <mliska@suse.cz>
1402 * hsa-brig.c (emit_function_directives): Mark unemitted
1403 global variables for emission.
1404 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
1405 (get_symbol_for_decl): Likewise.
1406 * hsa.h (struct hsa_symbol): New flag.
1408 2016-03-21 Richard Biener <rguenther@suse.de>
1410 PR tree-optimization/70288
1411 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
1412 we do not estimate unsimplified all-constant conditionals or
1413 switches as optimized away.
1415 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
1417 PR rtl-optimization/69102
1418 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
1419 when we have a readonly dependency context.
1421 2016-03-18 Jeff Law <law@redhat.com>
1423 PR rtl-optimization/70263
1424 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
1425 (update_equiv_regs): When trying to move a store to after the insn
1426 that sets the source of the store, make sure the store occurs after
1427 the insn that sets the source of the store. When successful note
1428 the REG_EQUIV note created in the dump file.
1430 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
1431 Bernd Schmidt <bschmidt@redhat.com>
1433 * doc/extend.texi: Document more potential problems with basic asms.
1435 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
1437 PR rtl-optimization/70278
1438 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
1441 2016-03-18 Jason Merrill <jason@redhat.com>
1443 * calls.c (load_register_parameters): Fix zero size sibcall logic.
1445 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
1447 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
1448 values to 128b regs.
1450 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
1452 PR tree-optimization/70252
1453 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
1454 boolean vector has a proper number of elements.
1455 (supportable_narrowing_operation): Likewise.
1457 2016-03-18 Tom de Vries <tom@codesourcery.com>
1460 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
1462 2016-03-18 Jakub Jelinek <jakub@redhat.com>
1464 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
1465 instead of replace_rtx for DEBUG_INSNs.
1467 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
1469 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
1470 load type reservations.
1472 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
1475 * config/pa/constraints.md: Revert 2015-02-13 change. Use
1476 define_constraint for "Q" and "T" constraints.
1478 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
1480 Tweak the pipeline model for Exynos M1
1482 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
1485 2016-03-17 David Malcolm <dmalcolm@redhat.com>
1488 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
1489 where one or both locations aren't within a line_map.
1491 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
1494 * opts.c (finish_options): Don't set flag_pie to the default if
1495 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
1498 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
1500 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
1501 true as ALL_REGS argument to replace_rtx.
1503 2016-03-17 Richard Biener <rguenther@suse.de>
1506 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
1509 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1512 * rtl.h (replace_rtx): Add ALL_REGS argument.
1513 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
1514 equality and assert mode is the same, instead of just rtx pointer
1516 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
1517 true as ALL_REGS argument to replace_rtx.
1519 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
1521 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
1522 for boolean vector with vector mode only.
1523 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
1525 2016-03-17 Nick Clifton <nickc@redhat.com>
1528 * config/rx/rx.c (rx_print_integer): Print negative constants in
1531 2016-03-17 Jakub Jelinek <jakub@redhat.com>
1534 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
1536 2016-03-16 Richard Henderson <rth@redhat.com>
1537 Richard Biener <rguenth@suse.de>
1542 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
1543 first operand as is_gimple_condexpr.
1548 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
1549 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
1550 Do not gimplify the result.
1551 (do_unop): Adjust call to tree_vec_extract.
1552 (do_binop): Likewise.
1553 (do_compare): Likewise.
1554 (do_plus_minus): Likewise.
1555 (do_negate): Likewise.
1556 (expand_vector_condition): Likewise.
1557 (do_cond): Likewise.
1559 2016-03-16 Richard Henderson <rth@redhat.com>
1562 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
1563 (aarch64_classify_address): Use it.
1564 (aarch64_legitimize_address): Force all subexpressions of PLUS
1565 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
1567 2016-03-16 Jakub Jelinek <jakub@redhat.com>
1568 Richard Biener <rguenth@suse.de>
1571 * rtlanal.c (replace_rtx): For REG, if from is a REG,
1572 return to even if only REGNO is equal, and assert
1575 2016-03-11 Jeff Law <law@redhat.com>
1577 PR rtl-optimization/70224
1578 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
1580 2016-03-16 Richard Henderson <rth@redhat.com>
1583 * function.h (struct function): Add has_forced_label_in_static.
1584 * gimplify.c (force_labels_r): Set it.
1585 * lto-streamer-in.c (input_struct_function_base): Read it.
1586 * lto-streamer-out.c (output_struct_function_base): Write it.
1587 * tree-inline.c (has_label_address_in_static_1): Remove.
1588 (copy_forbidden): Remove fndecl parameter; test
1589 has_forced_label_in_static.
1590 (inline_forbidden_p): Update call to copy_forbidden.
1591 (tree_versionable_function_p): Likewise.
1592 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
1593 (chkp_versioning): Likewise.
1594 * tree-inline.h (copy_forbidden): Update decl.
1596 2016-03-16 Marek Polacek <polacek@redhat.com>
1599 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
1600 function being thunked if the result type doesn't have fixed size.
1601 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
1602 doesn't have fixed size.
1604 2016-03-16 Bin Cheng <bin.cheng@arm.com>
1606 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
1607 reporting malformed loop nest.
1609 2016-03-16 Tom de Vries <tom@codesourcery.com>
1612 * ipa-devirt.c (possible_polymorphic_call_targets): Move
1613 nodes.length () == 1 test to before first nodes[0] access.
1615 2016-03-16 Tom de Vries <tom@codesourcery.com>
1617 PR tree-optimization/68715
1618 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
1621 2016-03-16 Tom de Vries <tom@codesourcery.com>
1623 PR tree-optimization/68809
1624 * graphite-scop-detection.c (same_close_phi_node): Test if result types
1627 2016-03-16 Carlos O'Donell <carlos@redhat.com>
1628 Sandra Loosemore <sandra@codesourcery.com>
1630 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
1631 on leaf attribute. Mention ELF interposition problems.
1633 2016-03-16 Alan Modra <amodra@gmail.com>
1635 PR rtl-optimization/69195
1636 PR rtl-optimization/47992
1637 * ira.c (indirect_jump_optimize): Ignore artificial defs.
1640 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
1643 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
1645 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
1647 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
1649 2016-03-15 Jakub Jelinek <jakub@redhat.com>
1651 PR rtl-optimization/70222
1652 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
1653 optimization if mode is different from result_mode, queue up masking
1654 of the result in outer_op. Formatting fix.
1657 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
1660 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1662 PR rtl-optimization/69032
1663 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
1664 looping backwards over basic block insns.
1666 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1669 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
1670 to non-speculative when propagating trap bits.
1672 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1674 PR rtl-optimization/63384
1675 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
1678 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
1681 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
1682 factored out from ...
1683 (sched_analyze_insn): ... here.
1684 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
1685 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
1686 get_implicit_reg_pending_clobbers in it.
1687 (setup_id_reg_sets): Use setup_id_implicit_regs.
1688 (deps_init_id): Ditto.
1690 2016-03-15 Tom de Vries <tom@codesourcery.com>
1693 * cgraph.c (cgraph_node::get_body): Save, reset and restore
1695 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
1696 execute_function_dump.
1697 (execute_one_pass): Don't dump function if it will be dumped after ipa
1700 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
1702 * genrecog.c (match_pattern_2): If pred is NULL don't call
1703 safe_predicate_mode on it.
1705 2016-03-14 Jakub Jelinek <jakub@redhat.com>
1708 * lra-constraints.c (delete_move_and_clobber): Change assertion
1709 to also allow dregno == 0.
1711 2016-03-14 Richard Henderson <rth@redhat.com>
1714 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
1715 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
1716 (reassociate_bb): Use optimize_vec_cond_expr; avoid
1717 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
1720 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
1723 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
1725 (lra_create_live_ranges_1): initialize hard register biggest_mode to
1727 * lra-constraints.c (split_reg): For hard regs, try to find the
1728 biggest single-register mode used in the function.
1730 2016-03-14 Richard Biener <rguenther@suse.de>
1732 PR tree-optimization/56365
1733 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
1734 constants to compare against.
1736 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
1739 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
1740 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
1741 (define_split for the GPR case): Use int_reg_operand instead of
1742 gpc_reg_operand for the output.
1744 2016-03-14 Tom de Vries <tom@codesourcery.com>
1746 PR tree-optimization/70045
1747 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
1748 create_empty_if_region_on_edge argument.
1750 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
1752 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
1753 (STACK_CHECK_PROTECT): Likewise.
1754 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
1755 (STACK_CHECK_PROTECT): Likewise.
1756 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
1757 (STACK_CHECK_PROTECT): Likewise.
1758 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
1759 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
1760 (STACK_CHECK_PROTECT): Likewise.
1762 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
1764 PR rtl-optimization/69307
1765 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
1766 registers in modes that span more than one register.
1768 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
1771 * lra-constraints.c (delete_move_and_clobber): New.
1772 (remove_inheritance_pseudos): Use it.
1774 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
1777 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
1778 the libcall is LCT_THROW.
1779 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
1780 for the checking routine.
1782 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
1785 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
1786 optimization if we have direct move.
1787 (roundu32<mode>2_fprs): Likewise.
1789 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
1792 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
1794 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
1795 Arguments swapped. All callers changed. Take reg_renumber into
1796 account, and Calculate and compare register ranges for hard regs.
1798 2016-03-11 Jeff Law <law@redhat.com>
1800 PR tree-optimization/70190
1801 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
1802 Handle cases where we can not extract the taken edge, even though we
1803 found a constant value.
1805 PR tree-optimization/64058
1806 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
1807 (num_coalesce_pairs): Move up earlier in file.
1808 (find_coalesce_pair): Initialize the INDEX field for each pair
1810 (compare_pairs): No longer sort on the elements in each pair.
1811 Instead break ties with the index of the coalesce pair.
1813 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1816 * config/aarch64/aarch64-protos.h
1817 (aarch64_save_restore_target_globals): New prototype.
1818 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
1819 Call the above when popping pragma.
1820 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
1822 (aarch64_set_current_function): Rewrite using the above.
1824 2016-03-11 Jakub Jelinek <jakub@redhat.com>
1826 PR tree-optimization/70177
1827 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
1828 (extract_ops_from_tree): ... this. In the 2 argument
1829 overload remove _1 suffix.
1830 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
1831 (extract_ops_from_tree): ... this.
1832 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
1834 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
1835 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
1836 extract_ops_from_tree instead of 2 operand one.
1838 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
1840 PR tree-optimization/70013
1841 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
1842 for constant-pool entries.
1844 2016-03-11 Jakub Jelinek <jakub@redhat.com>
1846 PR rtl-optimization/70174
1847 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
1848 followed by gen_lowpart on force_reg instead of just gen_lowpart.
1850 PR tree-optimization/70169
1851 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
1852 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
1855 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
1856 Jakub Jelinek <jakub@redhat.com>
1859 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
1860 of uninitialized values.
1862 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1864 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
1866 ("*trunctddd2"): New pattern definition.
1867 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
1870 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1872 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
1873 definitions for BFP and DFP rounding modes.
1874 ("fixuns_truncdddi2", "fixuns_trunctddi2")
1875 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
1876 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
1877 ("fix_trunctf<mode>2"): Use the new constants instead of magic
1880 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1882 * config/s390/constraints.md: Adjust comment.
1883 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
1884 s390_decompose_addrstyle_without_index.
1885 * config/s390/predicates.md (shift_count_or_setmem_operand):
1886 Rename to setmem_operand.
1887 * config/s390/s390-protos.h
1888 (s390_decompose_shift_count): Rename to
1889 s390_decompose_addrstyle_without_index.
1890 * config/s390/s390.c (s390_decompose_shift_count)
1891 (s390_mem_constraint, print_shift_count_operand)
1892 (print_operand_address, print_operand): Rename
1893 s390_decompose_shift_count to
1894 s390_decompose_addrstyle_without_index and rename
1895 print_shift_count_operand to print_addrstyle_operand troughout the
1897 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
1898 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
1899 Rename shift_count_or_setmem_operand to setmem_operand.
1900 * config/s390/vx-builtins.md ("vec_insert<mode>")
1901 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
1904 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1907 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
1908 Handle overlapping retval and newval.
1910 2016-03-10 Nick Clifton <nickc@redhat.com>
1913 * config/aarch64/aarch64.c
1914 (aarch64_override_options_after_change_1): When forcing
1915 flag_omit_frame_pointer to be true, use a special value that can
1916 be detected if this function is called again, thus preventing
1917 flag_omit_leaf_frame_pointer from being forced to be false.
1919 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1921 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
1922 Set x_flag_omit_leaf_frame_pointer when handling
1923 -momit-leaf-frame-pointer.
1925 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1928 * cgraph.c (cgraph_node::dump): Dump split_part and
1929 indirect_call_target.
1930 * cgraph.h (cgraph_node): Add indirect_call_target flag.
1931 * ipa.c (has_addr_references_p): Cleanup.
1932 (is_indirect_call_target_p): New.
1933 (walk_polymorphic_call_targets): Do not mark virtuals that may be
1934 called indirectly as local.
1935 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
1937 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1940 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
1941 on cxa_pure_virtual.
1943 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1946 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
1948 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
1951 * tree.c (need_assembler_name_p): Only record main variant type names.
1953 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
1956 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
1957 Always define to 0 or 1.
1958 (TARGET_FIX_ERR_A53_843419): New macro.
1959 * config/aarch64/aarch64-elf-raw.h
1960 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
1961 * config/aarch64/aarch64-linux.h: Likewise.
1962 * config/aarch64/aarch64.c
1963 (aarch64_override_options_after_change_1): Do not default
1964 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
1966 (aarch64_attributes): Handle fix-cortex-a53-843419.
1967 (aarch64_can_inline_p): Likewise.
1968 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
1970 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
1971 Jakub Jelinek <jakub@redhat.com>
1973 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
1974 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
1975 DECL_COMMONS if flag_unconstrained_commons is set.
1976 * tree-dfa.c (get_ref_base_and_extent): Likewise.
1977 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
1978 (funconstrained-commons): Document.
1980 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
1982 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
1983 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
1985 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
1987 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
1988 has a proper number of elements.
1990 2016-03-10 Alan Modra <amodra@gmail.com>
1992 PR rtl-optimization/69195
1993 PR rtl-optimization/47992
1994 * ira.c (recorded_label_ref): Delete.
1995 (update_equiv_regs): Return void.
1996 (indirect_jump_optimize): New function.
1997 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
1998 before regstat_compute_ri. Don't rebuild_jump_labels here.
1999 Delete update_regstat.
2001 2016-03-10 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/70128
2004 * tree-ssa-structalias.c (set_uids_in_ptset): Set
2005 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
2007 2016-03-09 Jakub Jelinek <jakub@redhat.com>
2009 PR tree-optimization/70152
2010 * tree-sra.c (replace_removed_params_ssa_names): Copy over
2011 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
2014 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
2015 instead of gen_sse2_loadlpd.
2016 * config/i386/sse.md (*vec_concatv2df): Rename to...
2017 (vec_concatv2df): ... this.
2019 PR tree-optimization/70127
2020 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
2022 2016-03-09 David Malcolm <dmalcolm@redhat.com>
2026 * diagnostic-show-locus.c (compatible_locations_p): New function.
2027 (layout::layout): Sanitize ranges using compatible_locations_p.
2029 2016-03-09 David Malcolm <dmalcolm@redhat.com>
2033 * diagnostic-show-locus.c (layout_range::layout_range): Replace
2034 location_range param with three const expanded_locations * and a
2036 (layout::layout): Replace call to
2037 rich_location::lazily_expand_location with get_expanded_location.
2038 Extract the range and perform location expansion here, passing
2039 the results to the layout_range ctor.
2040 * diagnostic.c (source_range::debug): Delete.
2041 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
2042 of rich_location::get_expanded_location.
2043 * gcc-rich-location.c (get_range_for_expr): Delete.
2044 (gcc_rich_location::add_expr): Reimplement to avoid the
2045 rich_location::add_range overload that took a location_range,
2046 passing a location_t instead.
2048 2016-03-09 Richard Biener <rguenther@suse.de>
2049 Jakub Jelinek <jakub@redhat.com>
2051 PR tree-optimization/70138
2052 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
2053 Also skip vect_double_reduction_def.
2055 2016-03-09 Jakub Jelinek <jakub@redhat.com>
2058 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
2059 if the operand is "m".
2061 2016-03-09 Nathan Sidwell <nathan@acm.org>
2063 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
2065 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
2067 * config/i386/i386.c (processor_target_table): Fix cost table
2068 intialization order for znver1.
2070 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2072 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
2073 - becuase -> because.
2074 * ipa-reference.c (ignore_module_statics): Likewise.
2075 * cgraph.c (cgraph_node::get_body): Likewise.
2076 * ipa-inline.c (early_inliner): Likewise.
2077 * ipa-devirt.c (types_same_for_odr): Likewise.
2078 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
2079 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
2081 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2083 * tree-ssa-math-opts.c: Fix typo in comment.
2085 2016-03-08 Jakub Jelinek <jakub@redhat.com>
2088 * config/i386/i386.c (scalar_chain::make_vector_copies,
2089 scalar_chain::convert_reg): Call end_sequence in between
2090 get_insns and emit_conversion_insns rather than after both
2093 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
2096 * config/i386/i386.h (machine_function): Add
2097 pc_thunk_call_expanded flag.
2098 (ix86_pc_thunk_call_expanded): New define.
2099 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
2100 (*set_got): Rename insn pattern from set_got.
2101 (*set_got_labelled): Rename inst pattern from set_got_labelled.
2102 * config/i386/i386.c (ix86_compute_frame_layout): Use
2103 ix86_pc_thunk_call_expanded to prevent red-zone.
2105 2016-03-07 Martin Jambor <mjambor@suse.cz>
2107 * hsa.h (hsa_get_ctor_statements): Declare.
2108 (hsa_get_dtor_statements): Likewise.
2109 (hsa_get_kernel_dispatch_type): Likewise.
2110 * hsa.c (hsa_get_ctor_statements): New function.
2111 (hsa_get_dtor_statements): Likewise.
2112 (hsa_get_kernel_dispatch_type): Likewise.
2113 * hsa-brig.c (hsa_cdtor_statements): Removed.
2114 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
2115 hsa_get_dtor_statements.
2116 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
2117 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
2119 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
2121 * config/arm/arm-cores.def (cortex-r8): New.
2122 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
2123 * config/arm/arm-tune.md: Likewise.
2124 * gcc/doc/invoke.texi: Add cortex-r8 to list of cpu values.
2126 2016-03-07 Martin Sebor <msebor@redhat.com>
2128 PR rtl-optimization/19705
2129 * doc/invoke.texi (Options That Control Optimization): Clarify
2130 -fno-branch-count-reg.
2132 2016-02-26 Richard Biener <rguenther@suse.de>
2133 Jeff Law <law@redhat.com>
2135 PR tree-optimization/69740
2136 * cfghooks.c (remove_edge): Request loop fixups if we delete
2137 an edge that might turn an irreducible loop into a natural
2139 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
2140 Move after definition of loops_state_clear.
2142 2016-03-07 Bin Cheng <bin.cheng@arm.com>
2144 PR rtl-optimization/69052
2145 * rtlanal.c (commutative_operand_precedence): Set higher precedence
2148 2016-03-07 Tom de Vries <tom@codesourcery.com>
2150 PR tree-optimization/70116
2151 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
2152 is_tm_ending stmts and ubsan/asan internal functions.
2153 (find_duplicate): Use it. Don't test is_tm_ending here.
2155 2016-03-07 Richard Biener <rguenther@suse.de>
2157 PR tree-optimization/70115
2158 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
2159 (propagate_constants_for_unrolling): Use replace_uses_by.
2161 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
2164 * omp-low.c (struct oacc_loop): Add ifns.
2165 (new_oacc_loop_raw): Initialize it.
2166 (finish_oacc_loop): Clear mask & flags if no ifns.
2167 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
2168 (oacc_loop_xform_loop): Add ifns arg & adjust.
2169 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
2171 2016-03-07 Richard Henderson <rth@redhat.com>
2174 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
2175 (insert_value_copy_on_edge): Likewise.
2177 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2179 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
2181 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2184 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
2186 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2188 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
2190 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
2192 Fix sseimul type attribute.
2193 * config/i386/znver1.md
2194 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
2195 znver1_sseimul_avx256_load) : Fix the type attribute.
2196 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
2197 pipe usage and latency.
2199 2016-03-05 Jakub Jelinek <jakub@redhat.com>
2202 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
2203 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
2206 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
2209 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
2211 PR rtl-optimization/69941
2212 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
2213 the reg share its mode.
2215 2016-03-04 Jeff Law <law@redhat.com>
2217 PR tree-optimization/69196
2218 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2219 If the both SSA_NAMEs are anonymous, then consider them unassociated
2220 and include the PHI in the statement count.
2222 2016-03-05 Tom de Vries <tom@codesourcery.com>
2224 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
2225 construct in oacc routine. Check for oacc region in oacc routine.
2227 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2230 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
2231 2016-02-22 changes, instead don't recurse if RECUR is already true.
2232 Don't change *dynamic_check if RECUR. Adjust recursive caller
2233 to pass true to the new argument.
2234 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
2237 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
2238 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
2240 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
2242 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
2244 PR rtl-optimization/57676
2245 * lra-assigns.c (lra_assign): Guard test for maximum iterations
2248 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
2250 * tree-vect-patterns.c (search_type_for_mask): Handle
2251 comparison of booleans.
2253 2016-03-04 Jakub Jelinek <jakub@redhat.com>
2255 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
2259 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
2260 all other ops that have dw_val_class_die_ref operands,
2261 and DW_OP_GNU_entry_value.
2263 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2265 PR rtl-optimization/69904
2266 * config/arm/arm.c (arm_cannot_copy_insn_p):
2267 Return true for load-exclusive instructions.
2269 2016-03-03 Jakub Jelinek <jakub@redhat.com>
2272 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
2273 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
2274 the pattern no matter if it is used just by non-pattern, pattern
2276 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
2277 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
2278 oprnd1 def_stmt is in pattern, don't look through it.
2280 2016-03-03 Marek Polacek <polacek@redhat.com>
2283 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
2285 2016-03-03 Martin Liska <mliska@suse.cz>
2287 PR tree-optimization/70043
2288 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
2289 previous statement if we see a debug statement.
2291 2016-03-03 Richard Biener <rguenther@suse.de>
2293 PR tree-optimization/55936
2294 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
2295 parameter and guard unsafe equivalence use.
2296 (vrp_evaluate_conditional_warnv_with_ops): Always use
2297 safe equivalences but not via the quadratic compare_names
2300 2016-03-03 Michael Collison <michael.collison@linaro.org>
2303 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
2304 for operand 1 to s_register_operand. Change predicate for operand
2305 2 to arm_not_immediate_operand.
2307 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
2309 * doc/tm.texi: Regenerated.
2311 2016-03-02 Richard Henderson <rth@redhat.com>
2314 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
2315 simplification when all args are positive non-fixed registers.
2317 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2319 * target.def (lra_p): Specify that new ports should use LRA.
2321 2016-03-02 Jakub Jelinek <jakub@redhat.com>
2324 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
2325 gimplify_type_sizes the type they refer to.
2326 (omp_notice_variable): Handle reference vars to VLAs.
2327 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
2328 reference to VLA decls in the second pass instead of first pass.
2330 2016-03-02 Tom de Vries <tom@codesourcery.com>
2332 PR tree-optimization/68659
2333 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
2334 new_expr == NULL_TREE.
2335 (get_new_name): Handle ADDR_EXPR.
2337 2016-03-02 Bin Cheng <bin.cheng@arm.com>
2339 PR rtl-optimization/69052
2340 * loop-invariant.c (canonicalize_address): New function.
2341 (inv_can_prop_to_addr_use): Check validity of address expression
2342 which is canonicalized by above function.
2344 2016-03-02 Alan Modra <amodra@gmail.com>
2347 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
2350 2016-03-02 Jakub Jelinek <jakub@redhat.com>
2353 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
2354 (*movhi_internal): Put mask moves from and to memory separately
2355 from moves from/to GPRs.
2357 2016-03-02 Richard Biener <rguenther@suse.de>
2359 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
2360 GENERIC expressions in GIMPLE.
2362 2016-03-02 Richard Biener <rguenther@suse.de>
2364 * config/i386/i386.c (type_natural_mode): Fix typo.
2366 2016-03-02 Nick Clifton <nickc@redhat.com>
2368 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
2370 2016-03-02 Richard Biener <rguenther@suse.de>
2371 Uros Bizjak <ubizjak@gmail.com>
2374 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
2376 2016-03-02 Richard Biener <rguenther@suse.de>
2379 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
2381 2016-03-02 Marek Polacek <polacek@redhat.com>
2384 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
2385 "is promoted to" warning.
2387 2016-03-01 DJ Delorie <dj@redhat.com>
2389 * config.gcc: Deprecate mep-*.
2391 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
2394 * lra-constraints.c (regno_val_use_in): New.
2395 (match_reload): Use it instead of regno_use_in.
2397 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
2399 PR rtl-optimization/70007
2400 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
2401 references present in REG_EQUAL notes attached to non-SET patterns.
2403 2016-03-01 Jeff Law <law@redhat.com>
2405 PR tree-optimization/69196
2406 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2407 Appropriately clamp the number of statements to copy when the
2408 thread path does not traverse a loop backedge.
2410 PR tree-optimization/69196
2411 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
2412 Do count some PHIs in the thread path against the insn count. Decrease
2413 final statement count by one as the control statement in the last
2414 block will get removed. Remove special cased code for handling PHIs
2417 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
2420 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
2421 asm dialect alternatives to explicit GOTPCREL calls.
2423 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
2426 * ira.c (do_reload): Issue warning for generic stack checking here...
2427 * reload1.c (reload): ...instead of here and streamline it.
2429 2016-03-01 Nick Clifton <nickc@redhat.com>
2431 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
2433 2016-03-01 Richard Biener <rguenther@suse.de>
2435 PR tree-optimization/69983
2436 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
2437 types and fall back to operand_equal_p.
2439 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2442 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2444 * config/s390/constraints.md ("jm8"): New constraint.
2445 * config/s390/predicates.md ("const_int_8bitset_operand"): New
2447 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
2449 ("*setmem_long<setmem_and>"): New pattern.
2450 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
2452 ("*setmem_long_31z<setmem_and>"): New pattern.
2453 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
2454 New substitution rules with the required attributes.
2457 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2460 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2462 * gensupport.c (process_substs_on_one_elem): Split loop to
2463 complete mark_operands_used_in_match_dup on all expressions in the
2465 (adjust_operands_numbers): Inline into process_substs_on_one_elem
2466 and remove function.
2468 2016-03-01 Richard Biener <rguenther@suse.de>
2471 * fold-const.c (fold_indirect_ref_1): Fix range checking for
2472 vector BIT_FIELD_REF extract.
2474 2016-03-01 Richard Biener <rguenther@suse.de>
2476 PR tree-optimization/69994
2477 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
2479 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
2481 PR tree-optimization/69956
2482 * tree-vect-stmts.c (supportable_widening_operation): Support
2483 multi-step conversion of boolean vectors.
2484 (supportable_narrowing_operation): Likewise.
2486 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2488 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
2491 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2493 * config/s390/subst.md (DSI_VI): New mode iterator.
2494 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
2495 * config/s390/vector.md ("vec_set<mode>"): Move expander before
2496 the insn definition.
2497 ("*vec_set<mode>"): Change predicate and add alternative to
2498 support only either register or const_int operands as element
2500 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
2502 ("vec_extract<mode>"): New expander.
2503 ("*vec_extract<mode>"): New insn definition supporting reg and
2504 const_int element selectors.
2505 ("*vec_extract<mode>_plus"): New insn definition supporting
2506 reg+const_int element selectors.
2507 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
2508 following expander+insn definition.
2509 ("<vec_shifts_name><mode>3"): New expander.
2510 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
2512 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2514 * config/s390/s390.md ("*tabort_1"): Change predicate to
2515 nonmemory_operand. Add a second alternative to cover
2516 register as well as const int operands.
2517 ("*tabort_1_plus"): New pattern definition.
2519 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2521 * config/s390/s390.md ("*ashrdi3_cc_31")
2522 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
2523 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
2524 Merge insn definitions into ...
2525 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
2526 New pattern definition.
2527 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
2528 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
2529 ("*ashr<mode>3_and"): Merge insn definitions into ...
2530 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
2531 New pattern definition.
2532 * config/s390/subst.md ("addr_style_op_cc_subst")
2533 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
2534 substitutions patterns plus attributes.
2535 Add ashiftrt to SUBST iterator.
2537 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2539 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
2540 op2 to nonmemory_operand.
2541 ("*<shift>di3_31", "*<shift>di3_31_and"):
2542 Merge into single pattern definition ...
2543 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
2544 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
2545 pattern definition ...
2546 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
2547 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
2550 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2552 * config/s390/predicates.md (const_int_6bitset_operand): New
2554 * config/s390/s390.md: Include subst.md.
2555 ("rotl<mode>3"): New expander.
2556 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
2558 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
2559 * config/s390/subst.md: New file.
2561 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2563 * config/s390/s390.md ("op_type", "atype", "length" attributes):
2564 Remove RRR type. It doesn't really exist.
2565 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
2567 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
2568 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
2569 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
2570 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
2571 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
2572 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
2573 `enabled' attribute.
2575 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2577 * gensupport.c (process_substs_on_one_elem): Split loop to
2578 complete mark_operands_used_in_match_dup on all expressions in the
2580 (adjust_operands_numbers): Inline into process_substs_on_one_elem
2581 and remove function.
2583 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
2586 * config/sparc/sparc.c (NWORDS_UP): Rename to...
2587 (CEIL_NWORDS): ...this. Use CEIL macro.
2588 (compute_fp_layout): Adjust to above renaming.
2589 (function_arg_union_value): Likewise.
2590 (sparc_arg_partial_bytes): Likewise.
2591 (sparc_function_arg_advance): Likewise.
2593 2016-02-29 Jeff Law <law@redhat.com>
2595 PR tree-optimization/70005
2596 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
2597 where an object with a boolean range is compared against a value
2600 PR tree-optimization/69999
2601 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
2602 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
2605 2016-02-29 Richard Biener <rguenther@suse.de>
2607 PR tree-optimization/69994
2608 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
2609 (get_unary_op): Look through nop conversions.
2610 (ops_equal_values_p): New function, look for equality diregarding
2612 (eliminate_plus_minus_pair): Use ops_equal_values_p
2613 (repropagate_negates): Do not use get_unary_op here.
2615 2016-02-29 Martin Liska <mliska@suse.cz>
2617 * system.h: Poison ENABLE_CHECKING macro.
2619 2016-02-29 Martin Liska <mliska@suse.cz>
2621 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
2622 is presented in dump flags.
2623 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
2624 (hsa_regalloc): Likewise.
2626 2016-02-19 Richard Biener <rguenther@suse.de>
2628 PR tree-optimization/69980
2629 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
2630 permutation of those we need to keep.
2632 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
2635 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
2636 (NWORDS_UP): ...this
2637 (init_cumulative_args): Minor tweaks.
2638 (sparc_promote_function_mode): Likewise.
2639 (scan_record_type): Delete.
2640 (traverse_record_type): New function template.
2641 (classify_data_t): New structure type.
2642 (classify_registers): New inline function.
2643 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
2644 exhausted. Instantiate traverse_record_type on classify_registers and
2645 deal with the case of a structure passed in slot #15 with no FP field
2647 (assign_data_t): New structure type.
2648 (compute_int_layout): New static function.
2649 (compute_fp_layout): Likewise.
2650 (count_registers): New inline function.
2651 (assign_int_registers): New static function.
2652 (assign_fp_registers): Likewise.
2653 (assign_registers): New inline function.
2654 (function_arg_record_value_1): Delete.
2655 (function_arg_record_value_2): Likewise.
2656 (function_arg_record_value_3): Likewise.
2657 (function_arg_record_value): Adjust to above changes. Instantiate
2658 traverse_record_type on count_registers to first count the number of
2659 registers to be used and then on assign_registers to assign them.
2660 (function_arg_union_value): Adjust to above renaming.
2661 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
2662 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
2663 case of a structure passed in slot #15
2664 (sparc_function_arg_advance): Likewise.
2665 (function_arg_padding): Minor tweak.
2667 2016-02-29 Richard Biener <rguenther@suse.de>
2669 PR tree-optimization/69720
2670 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
2671 the adjustment_def path for possibly vectorized defs.
2672 (vect_create_epilog_for_reduction): Handle vectorized initial
2675 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
2677 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
2679 2016-02-27 Jeff Law <law@redhat.com>
2682 2016-02-26 Richard Biener <rguenther@suse.de>
2683 Jeff Law <law@redhat.com>
2685 PR tree-optimization/69740
2686 * cfghooks.c (remove_edge): Request loop fixups if we delete
2687 an edge that might turn an irreducible loop into a natural
2690 2016-02-27 Jakub Jelinek <jakub@redhat.com>
2692 PR rtl-optimization/69896
2693 * tree-vect-generic.c (get_compute_type): Avoid single element
2696 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
2698 Rename the AArch64 tuning option and related functions to enable the
2699 Newton series for the reciprocal square root to reflect its
2700 approximative characteristic.
2702 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
2703 function to "aarch64_emit_approx_rsqrt".
2704 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
2705 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
2706 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
2707 (xgene1_tunings): Likewise.
2708 (use_rsqrt_p): Likewise.
2709 (aarch64_emit_swrsqrt): Use new function name.
2710 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
2711 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
2712 text explaining this option.
2713 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
2715 2016-02-26 Jakub Jelinek <jakub@redhat.com>
2718 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
2719 complain about -mallow-movmisalign without -mvsx if
2720 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
2722 2016-02-26 Joel Sherrill <joel@rtems.org>
2724 * config.gcc: Add x86_64-*-rtems*.
2725 * gcc/config/i386/rtems-64.h: New file.
2727 2016-02-26 Joel Sherrill <joel@rtems.org>
2729 * config.gcc: Add aarch64-*-rtems*.
2730 * gcc/config/aarch64/rtems.h: New file.
2732 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
2735 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
2736 shift amount using %h. Add comment.
2738 2016-02-26 Richard Biener <rguenther@suse.de>
2739 Jeff Law <law@redhat.com>
2741 PR tree-optimization/69740
2742 * cfghooks.c (remove_edge): Request loop fixups if we delete
2743 an edge that might turn an irreducible loop into a natural
2746 2016-02-26 Martin Jambor <mjambor@suse.cz>
2749 * tree-sra.c (sra_modify_assign): Do not remove loads of
2750 uninitialized aggregates to SSA_NAMEs.
2752 2016-02-26 Richard Henderson <rth@redhat.com>
2755 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
2756 pseudo in case the target rtx matches the source of the left
2759 2016-02-26 Martin Jambor <mjambor@suse.cz>
2762 * hsa.h (hsa_type_packed_p): Declare.
2763 * hsa.c (hsa_type_packed_p): New function.
2764 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
2766 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
2767 * hsa-brig.c (emit_basic_insn): Likewise.
2769 2016-02-26 Martin Jambor <mjambor@suse.cz>
2772 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
2774 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
2776 2016-02-26 Martin Jambor <mjambor@suse.cz>
2778 * hsa.h (is_a_helper): New overload for hsa_op_immed for
2779 hsa_op_with_type operands.
2780 (hsa_unsigned_type_for_type): Declare.
2781 * hsa.c (hsa_unsigned_type_for_type): New function.
2782 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
2783 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
2784 the finalizer. Do not emit extra move.
2786 2016-02-26 Martin Jambor <mjambor@suse.cz>
2788 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
2789 atomic operations in private segment.
2791 2016-02-26 Martin Jambor <mjambor@suse.cz>
2793 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
2794 statements to wi->info. Also disallow omp simd constructs.
2795 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
2796 for not gridifying. Dump special string for omp_for.
2798 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2801 * config/aarch64/aarch64.c (aarch64_set_current_function):
2802 Save/restore target globals when switching to
2803 target_option_default_node.
2805 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2808 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
2809 Return 0 if !SHIFT_COUNT_TRUNCATED.
2811 2016-02-26 Jakub Jelinek <jakub@redhat.com>
2812 Eric Botcazou <ebotcazou@adacore.com>
2814 PR rtl-optimization/69891
2815 * dse.c (scan_insn): If we can't figure out memset arguments
2816 or they are non-constant, call clear_rhs_from_active_local_stores.
2818 2016-02-26 Martin Liska <mliska@suse.cz>
2820 * doc/extend.texi: Mention clog10, clog10f an clog10l
2821 in Builtins section.
2823 2016-02-26 Martin Liska <mliska@suse.cz>
2825 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
2827 (resolve_args_picking_1): Likewise.
2828 * dwarf2out.h (struct GTY): Likewise.
2830 2016-02-26 Martin Liska <mliska@suse.cz>
2832 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
2834 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
2836 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
2837 Martin Liska <mliska@suse.cz>
2839 * doc/install.texi: Mention --enable-valgrind-annotations.
2841 2016-02-26 Richard Biener <rguenther@suse.de>
2843 PR tree-optimization/69551
2844 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
2845 looking through aliases adjust DECL_PT_UID to refer to the
2846 ultimate alias target.
2848 2016-02-25 Martin Liska <mliska@suse.cz>
2851 * alloc-pool.c (after_memory_report): New variable.
2852 * alloc-pool.h (base_pool_allocator ::release): Do not use
2853 the infrastructure if after_memory_report.
2854 * toplev.c (toplev::main): Mark after memory report.
2856 2016-02-25 Richard Biener <rguenther@suse.de>
2858 PR tree-optimization/48795
2859 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
2861 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
2864 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
2865 offloading is enabled and -fopenacc or -fopenmp is specified.
2866 (CRTOFFLOADEND): Likewise.
2867 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
2868 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
2869 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
2870 (offload_objects_file_name): New static var.
2871 (tool_cleanup): Remove offload_objects_file_name file.
2872 (find_offloadbeginend): Replace with ...
2873 (find_crtoffloadtable): ... this.
2874 (run_gcc): Remove offload_argc and offload_argv.
2875 Get offload_objects_file_name from -foffload-objects=... option.
2876 Read names of object files with offload from this file, pass them to
2877 compile_images_for_offload_targets. Don't call find_offloadbeginend and
2878 don't pass offloadbegin and offloadend to the linker. Don't pass
2879 offload non-LTO files to the linker, because now they're not claimed.
2881 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
2884 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
2885 on builtin_unreachable.
2887 2016-02-25 Jakub Jelinek <jakub@redhat.com>
2889 PR rtl-optimization/69896
2890 * regcprop.c: Include cfgrtl.h.
2891 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
2892 than remembered mode, either delete it (if noop_move_p), or
2893 treat like copy_p but not noop_p instruction.
2895 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2898 * dwarf2out.c (gen_variable_die): Work around buggy LTO
2899 - allow NULL decl for Fortran DW_TAG_common_block variables.
2901 2016-02-24 Jason Merrill <jason@redhat.com>
2903 * common.opt (flifetime-dse): Add -flifetime-dse=1.
2905 2016-02-24 Richard Biener <rguenther@suse.de>
2906 Jakub Jelinek <jakub@redhat.com>
2909 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
2910 conditionally executed ops to well-defined overflow behavior.
2912 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2915 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
2918 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2920 PR rtl-optimization/69886
2921 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
2922 argument. Use it when checking validity of set instructions.
2923 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
2924 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
2926 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
2927 * store-motion.c (find_moveable_store): Update
2928 can_assign_to_reg_without_clobbers_p callsite.
2930 2016-02-24 Richard Biener <rguenther@suse.de>
2933 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
2935 (record_nonwrapping_iv): Do not fall back to the low/high bound
2936 for non-constant IV bases if the stmt is not always executed.
2938 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2940 * config/arm/arm-cores.def (cortex-a32): New entry.
2941 * config/arm/arm-tables.opt: Regenerate.
2942 * config/arm/arm-tune.md: Regenerate.
2943 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
2944 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
2945 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
2946 for -mcpu and -mtune.
2948 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2951 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
2952 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
2953 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
2954 (atomic_loaddi_1): Delete.
2955 (atomic_loaddi): Rewrite expander using the above changes.
2957 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2960 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
2963 2016-02-24 Jakub Jelinek <jakub@redhat.com>
2964 Richard Biener <rguenth@suse.de>
2967 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
2968 set_mem_attributes if tem is SSA_NAME which got expanded
2971 2016-02-24 Richard Biener <rguenther@suse.de>
2973 PR tree-optimization/69907
2974 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
2975 end of permutations for BB vectorization.
2977 2016-02-24 Christian Bruel <christian.bruel@st.com>
2979 * config/arm/arm-c.c (arm_option_override): Initialize
2980 target_option_current_node.
2981 * config/arm/arm.c (arm_pragma_target_parse): Replace
2982 build_target_option_node call by target_option_current_node.
2983 Set target_option_current_node.
2986 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
2989 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
2990 define_insn_and_split to define_insn.
2991 (zero_extendqi<mode>2_dot2): Same.
2992 (extendqi<mode>2_dot): Same.
2993 (extendqi<mode>2_dot2): Same.
2995 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
2997 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
2998 and add bypass for AES{D,E} and AESMC pairs.
2999 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
3002 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
3004 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
3005 series for reciprocal square root in Exynos M1.
3007 2016-02-23 Martin Sebor <msebor@redhat.com>
3010 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
3011 __builtin_alloca_with_align.
3013 2016-02-23 Richard Henderson <rth@redhat.com>
3015 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
3016 (ix86_register_pragmas): Remove __seg_tls.
3017 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
3018 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
3019 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
3020 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
3021 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
3022 * doc/extend.texi (__seg_tls): Remove item.
3024 2016-02-23 Richard Biener <rguenther@suse.de>
3026 * alloc-pool.h (struct allocation_object): Make id member
3027 conditional on CHECKING_P again.
3028 (get_instance): Adjust.
3029 (base_pool_allocator): Likewise.
3031 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
3033 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
3034 (parallelize_loops): In OpenACC kernels mode, set n_threads to
3036 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
3038 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
3040 2016-02-23 Richard Biener <rguenther@suse.de>
3042 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
3043 * bitmap.h (struct bitmap_usage): Likewise.
3044 (bitmap_move): Declare.
3045 * bitmap.c (register_overhead): Take size_t argument.
3046 (bitmap_move): New function.
3047 * df-problems.c (df_rd_transfer_function): Use bitmap_move
3048 to properly account overhead.
3049 * tree.c (free_node): Use tree_size.
3051 2016-02-23 Jakub Jelinek <jakub@redhat.com>
3054 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
3055 when inverting comparison.
3058 * common.opt (Wunreachable-code): Add Warning flag.
3060 2016-02-23 Mark Wielaard <mjw@redhat.com>
3061 Jakub Jelinek <jakub@redhat.com>
3064 * cgraphunit.c (check_global_declaration): Check main_input_filename
3065 and DECL_SOURCE_FILE are not NULL.
3067 2016-02-23 Martin Jambor <mjambor@suse.cz>
3069 PR tree-optimization/69666
3070 * tree-sra.c (sra_modify_assign): Do not attempt to create
3071 default_def replacements for unscalarizable regions.
3073 2016-02-20 Mark Wielaard <mjw@redhat.com>
3076 * cgraphunit.c (check_global_declaration): Check level of
3077 warn_unused_const_variable and main_input_filename.
3078 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
3079 (-Wunused-variable): For C implies -Wunused-const-variable=1.
3080 (-Wunused-const-variable): Explain levels 1 and 2.
3082 2016-02-22 Jakub Jelinek <jakub@redhat.com>
3085 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
3086 identical arguments. Formatting and spelling fixes.
3089 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
3094 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
3095 and m68k-devices.def.
3096 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
3097 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
3099 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
3101 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
3102 and HImode registers.
3104 2016-02-22 Richard Biener <rguenther@suse.de>
3106 PR tree-optimization/69882
3107 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
3108 preserve permutations present because of gaps.
3109 (vect_supported_load_permutation_p): Always continue checking
3110 permutations after vect_attempt_slp_rearrange_stmts.
3112 2016-02-22 Bin Cheng <bin.cheng@arm.com>
3114 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
3115 min_profitable_estimate, rather than min_profitable_iters.
3117 2016-02-22 Jakub Jelinek <jakub@redhat.com>
3120 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
3121 SImode for last match_operand.
3123 2016-02-22 Martin Liska <mliska@suse.cz>
3125 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
3126 return bitsize - 1 as the return value.
3128 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
3132 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
3133 Handle negative shift counts.
3134 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
3135 force_reg on the shift constant.
3136 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
3137 (lshrsi3_d): Handle negative shift counts.
3139 2016-02-22 Richard Biener <rguenther@suse.de>
3140 Tom de Vries <tom@codesourcery.com>
3142 * graph.c: Include dumpfile.h.
3143 (print_graph_cfg): Split into three overloads.
3144 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
3146 2016-02-22 Tom de Vries <tom@codesourcery.com>
3148 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
3151 2016-02-22 Richard Biener <rguenther@suse.de>
3154 * ipa-inline-transform.c (inline_call): When not updating
3155 overall summaries adjust self size by the growth estimate.
3156 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
3157 hash-set, do not update overall summaries here. Renamed from ...
3158 (inline_to_all_callers): ... this which is now wrapping the
3159 above and performing delayed overall summary update.
3160 (early_inline_small_functions): Delay updating of the overall
3163 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
3165 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
3168 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3171 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
3172 :%* in %:gt() argument.
3173 (greater_than_spec_func): Adjust for expecting only numbers,
3174 if there are more than two numbers, compare the last two.
3176 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
3178 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
3179 -Wnarrowing with -std.
3181 2016-02-19 Jakub Jelinek <jakub@redhat.com>
3184 * expr.c (store_field): Don't use bit-field path if exp is
3185 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
3186 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
3187 and the assignment can be performed by bitwise copy. Formatting
3191 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
3192 call copy_reg_eh_region_note_forward on before and/or after sequences
3193 and remove note from insn if it no longer can throw.
3196 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
3199 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3201 * config/s390/vector.md: Add missing commutative operand markers
3202 to the patterns which qualify for one.
3203 * config/s390/vx-builtins.md: Likewise.
3205 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3207 * config/s390/vector.md (VI, VI_QHS): Add single element vector
3208 types to mode iterators.
3209 (vec_double): ... and mode attribute.
3210 * config/s390/vx-builtins.md (non_vec_int): Likewise.
3212 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3214 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
3215 Change the predicate of op2 from nonimmediate to general and let
3216 reload fix it if necessary.
3218 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3220 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
3222 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3224 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
3227 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3229 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
3230 * config/s390/s390.c (s390_expand_vec_movstr): New function.
3231 * config/s390/s390.md ("movstr<P:mode>"): Call
3232 s390_expand_vec_movstr.
3234 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3236 * config/s390/s390.md: Add missing output modifier for operand 1
3237 to print it as address properly.
3239 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3241 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
3242 * config/s390/2964.md: New file.
3243 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
3244 of insn grouping attributes depending on the CPU level.
3245 (s390_get_unit_mask): New function.
3246 (s390_sched_score): Remove the OOO from the scheduling macros.
3247 Add loop to calculate a score for the instruction mix.
3248 (s390_sched_reorder): Likewise plus improve debug output.
3249 (s390_sched_variable_issue): Rename macros as above. Calculate
3250 the unit distances after actually scheduling an insn. Improve
3252 (s390_sched_init): Clear last_scheduled_unit_distance array.
3253 * config/s390/s390.md: Include 2964.md.
3255 2016-02-18 Jakub Jelinek <jakub@redhat.com>
3258 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
3259 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
3260 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
3261 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
3262 *avx512f_<code>v8div16qi2_mask_1): New insns.
3264 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
3267 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
3270 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
3271 earlyclobber from target. Use wF constraint for fused memory
3273 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
3275 2016-02-18 Jakub Jelinek <jakub@redhat.com>
3276 Martin Liska <mliska@suse.cz>
3279 * cfgexpand.c (asan_sanitize_stack_p): New function.
3280 (partition_stack_vars): Use the function.
3281 (expand_stack_vars): Likewise.
3282 (defer_stack_allocation): Likewise.
3283 (expand_used_vars): Likewise.
3285 2016-02-18 Richard Biener <rguenther@suse.de>
3288 * fold-const.c (operand_equal_p): Properly compare offsets for
3289 IMAGPART_EXPR and ARRAY_REF.
3291 2016-02-18 Nick Clifton <nickc@redhat.com>
3295 * config/arm/arm.c (arm_option_override_internal): Disable
3296 interworking if the target does not support thumb instructions.
3297 (arm_reload_in_hi): Handle the case where a register to register
3298 move needs reloading because there is no simple pattern to handle
3300 (arm_reload_out_hi): Likewise.
3302 2016-02-18 Richard Biener <rguenther@suse.de>
3305 * match.pd: Don't use fold_binary or fold_unary for folding
3308 2016-02-17 Jakub Jelinek <jakub@redhat.com>
3311 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
3312 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
3313 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
3314 warn on gimple_no_warning_p statements.
3316 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
3318 * doc/extend.texi (C++ Attributes): Correct description of
3319 warn_unused type attribute.
3321 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3323 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
3324 correct instruction.
3326 2016-02-17 Richard Biener <rguenther@suse.de>
3328 PR rtl-optimization/69609
3329 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
3330 (find_traces_1_round): When ending a trace update cached priority
3332 (bb_to_key): Use cached priority when available.
3333 (copy_bb): Initialize cached priority.
3334 (reorder_basic_blocks_software_trace_cache): Likewise.
3336 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3339 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
3341 (aarch64_comparison_operator): Break overly long line into two.
3342 (aarch64_comparison_operation): Likewise.
3343 * config/aarch64/aarch64.md (cstorecc4): Use
3344 aarch64_comparison_operator_mode instead of
3345 aarch64_comparison_operator.
3346 (cstore<mode>4): Likewise.
3347 (aarch64_cstore<mode>): Likewise.
3348 (*cstoresi_insn_uxtw): Likewise.
3349 (cstore<mode>_neg): Likewise.
3350 (*cstoresi_neg_uxtw): Likewise.
3352 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3355 * config/arm/predicates.md (arm_comparison_operator_mode):
3357 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
3358 instead of arm_comparison_operator.
3359 (*mov_negscc): Likewise.
3360 (*mov_notscc): Likewise.
3361 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
3362 (*thumb2_mov_negscc): Likewise.
3363 (*thumb2_mov_negscc_strict_it): Likewise.
3364 (*thumb2_mov_notscc): Likewise.
3365 (*thumb2_mov_notscc_strict_it): Likewise.
3367 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
3369 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
3372 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
3374 * config/visium/visium.c (machine_libfunc_index): New enum.
3375 (machine_libfuncs): New structure.
3376 (visium_libfuncs): New static variable.
3377 (TARGET_INIT_LIBFUNCS): Define to...
3378 (visium_init_libfuncs): ...this. New function.
3379 (expand_block_move_4): Use the appropriate libfunc.
3380 (expand_block_move_2): Likewise.
3381 (expand_block_move_1): Likewise.
3382 (expand_block_set_4): Likewise.
3383 (expand_block_set_2): Likewise.
3384 (expand_block_set_1): Likewise.
3385 (visium_trampoline_init): Likewise.
3387 2016-02-17 Nick Clifton <nickc@redhat.com>
3389 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
3390 TI's devices.csv file as of March 2016.
3392 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
3395 * opts-global.c (handle_common_deferred_options): Introduce and
3396 initialize two global variables to remember command-line options
3397 specifying a stack-limiting register.
3398 * opts.h: Add extern declarations of the two new global variables.
3399 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
3400 variable based on the values of the two new global variables.
3402 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3405 * common.opt (Wnonnull-compare): New warning.
3406 * doc/invoke.texi (-Wnonnull): Remove text about comparison
3407 of arguments against NULL.
3408 (-Wnonnull-compare): Document.
3409 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
3410 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
3411 * passes.def (pass_warn_nonnull_compare): Add.
3412 * gimple-ssa-nonnull-compare.c: New file.
3414 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3416 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
3417 AARCH64_EXTRA_TUNE_RECIP_SQRT.
3419 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3421 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
3422 reciprocal sqrt for -mlow-precision-recip-sqrt.
3424 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3425 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3427 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
3428 always use lane loads to construct non-constant vectors.
3430 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
3432 * config/aarch64/aarch64.md
3433 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
3434 constraints for operand 3.
3435 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
3437 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3438 Richard Biener <rguenther@suse.de>
3440 PR tree-optimization/69820
3441 * tree-vect-patterns.c (type_conversion_p): Return false if
3442 *orig_type is unsigned single precision or boolean.
3443 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
3446 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3448 PR rtl-optimization/69764
3449 PR rtl-optimization/69771
3450 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
3451 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
3453 2016-02-16 Richard Biener <rguenther@suse.de>
3455 PR tree-optimization/69776
3456 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
3458 (indirect_refs_may_alias_p): Likewise.
3459 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
3460 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
3461 according to tbaa_p.
3462 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
3463 (optimize_stmt): For redundant store discovery do not allow tbaa.
3465 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
3467 PR tree-optimization/69714
3468 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
3469 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
3471 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
3473 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
3474 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
3475 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
3476 * config/arc/arc.c (arc_init): Check FPU options.
3477 (get_arc_condition_code): Handle new CC_FPU* modes.
3478 (arc_select_cc_mode): Likewise.
3479 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
3480 register pair only. Allow access for ARCv2 accumulator.
3481 (gen_compare_reg): Whenever we have FPU support use FPU compare
3483 (arc_reorg): Don't generate brcc insns when FPU compare
3484 instructions are involved.
3485 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
3486 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
3487 floating point emulation.
3488 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
3489 (REVERSE_CONDITION): Add new CC_FPU* modes.
3490 (TARGET_FP_SP_BASE): Define.
3491 (TARGET_FP_DP_BASE): Likewise.
3492 (TARGET_FP_SP_FUSED): Likewise.
3493 (TARGET_FP_DP_FUSED): Likewise.
3494 (TARGET_FP_SP_CONV): Likewise.
3495 (TARGET_FP_DP_CONV): Likewise.
3496 (TARGET_FP_SP_SQRT): Likewise.
3497 (TARGET_FP_DP_SQRT): Likewise.
3498 (TARGET_FP_DP_AX): Likewise.
3499 * config/arc/arc.md (ARCV2_ACC): New constant.
3500 (type): New fpu type attribute.
3501 (SDF): Conditional iterator.
3502 (cstore<mode>, cbranch<mode>): Change expand condition.
3503 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
3504 handles FPU/FPX cases as well.
3505 * config/arc/arc.opt (mfpu): New option.
3506 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
3508 (adddf3, muldf3, subdf3): Removed.
3509 * config/arc/predicates.md (proper_comparison_operator): Recognize
3511 * config/arc/fpu.md: New file.
3512 * doc/invoke.texi (ARC Options): Document mfpu option.
3514 2016-02-16 Richard Biener <rguenther@suse.de>
3516 PR rtl-optimization/69291
3517 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
3518 noce_operand_ok check.
3520 2016-02-16 Tom de Vries <tom@codesourcery.com>
3523 * omp-low.c (simd_clone_create): Remove call to
3524 symtab->call_cgraph_insertion_hooks.
3526 2016-02-16 Jakub Jelinek <jakub@redhat.com>
3528 PR tree-optimization/69802
3529 * tree-ssa-reassoc.c (update_range_test): If op is
3530 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
3531 op == 1 test of precision 1 integral op, otherwise handle
3532 that case as op itself. Fix up formatting.
3533 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
3536 2016-02-16 Richard Biener <rguenther@suse.de>
3538 PR tree-optimization/69586
3539 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
3540 types for conversion sources.
3542 2016-02-16 Richard Biener <rguenther@suse.de>
3545 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
3546 mask OEP_ADDRESS_OF.
3548 2016-02-16 Alan Modra <amodra@gmail.com>
3551 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
3552 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
3553 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
3555 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
3556 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
3557 (p8_fmrgow_<mode>): Likewise.
3558 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
3560 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
3561 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
3562 to use movdi_internal64. Remove op0_di.
3563 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
3565 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
3567 Add support for the FCCMP insn types
3569 * config/aarch64/aarch64.md (fccmp): Change insn type.
3571 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
3572 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
3573 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
3574 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
3575 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
3576 * config/arm/types.md (fccmps): Add new insn type.
3579 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
3581 * alias.c (get_alias_set): Fix a typo in comment.
3583 2016-02-15 Richard Biener <rguenther@suse.de>
3585 PR tree-optimization/69595
3586 * match.pd: Complete range test simplification to true.
3588 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
3590 PR rtl-optimization/69648
3591 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
3592 pic_offset_table_rtx.
3594 PR rtl-optimization/69752
3595 * ira.c (update_equiv_regs): When looking for more than a single SET,
3596 also take other side effects into account.
3598 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
3600 * config/s390/s390.c (s390_function_profiler): Add a new sequence
3601 for z900+ CPUs in 31-bit mode.
3603 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
3605 * common/config/s390/s390-common.c (s390_supports_split_stack):
3607 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
3608 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
3609 * config/s390/s390.c (struct machine_function): New field
3610 split_stack_varargs_pointer.
3611 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
3612 in s390_emit_prologue.
3613 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
3615 (morestack_ref): New global.
3616 (SPLIT_STACK_AVAILABLE): New macro.
3617 (s390_expand_split_stack_prologue): New function.
3618 (s390_live_on_entry): New function.
3619 (s390_va_start): Use split-stack vararg pointer if appropriate.
3620 (s390_asm_file_end): Emit the split-stack note sections.
3621 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
3622 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
3623 (UNSPECV_SPLIT_STACK_CALL): New unspec.
3624 (UNSPECV_SPLIT_STACK_DATA): New unspec.
3625 (split_stack_prologue): New expand.
3626 (split_stack_space_check): New expand.
3627 (split_stack_data): New insn.
3628 (split_stack_call): New expand.
3629 (split_stack_call_*): New insn.
3630 (split_stack_cond_call): New expand.
3631 (split_stack_cond_call_*): New insn.
3633 2016-02-15 Richard Biener <rguenther@suse.de>
3635 PR tree-optimization/69783
3636 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
3637 Add trivially correct cases.
3639 2016-02-15 Tom de Vries <tom@codesourcery.com>
3642 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
3644 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
3646 2016-02-15 Richard Biener <rguenther@suse.de>
3648 PR tree-optimization/69776
3649 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
3650 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
3651 indicate whether we can use TBAA to disambiguate against stores.
3652 Use alias-set zero if not.
3653 (visit_reference_op_store): Do not use TBAA when looking up
3655 * tree-ssa-pre.c (compute_avail): Use TBAA here.
3656 (eliminate_dom_walker::before_dom_children): But not when looking
3657 up redundant stores.
3659 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
3661 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
3663 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
3665 * config/i386/znver1.md
3666 (znver1_pop, znver1_pop_mem,
3667 znver1_load_imov_double_store,
3668 znver1_load_imov_direct_store,
3669 znver1_load_imov_direct_load,
3670 znver1_load_imov_double_load): Add new.
3671 (znver1_insn, znver1_insn_load): Add icmov type.
3673 znver1_sseavx_fma_load,
3675 znver1_avx256_fma_load): Fix pipe usage.
3677 2016-02-14 Alan Modra <amodra@gmail.com>
3680 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
3681 with an invalid hard reg, reload just the reg not the entire
3682 pre/post-inc/dec address expression.
3684 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
3687 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
3688 fixed R1_REG scratch reg.
3689 (sibcall_value_pcrel_fdpic): Likewise.
3691 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
3695 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
3697 2016-02-12 Walter Lee <walt@tilera.com>
3699 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
3700 * config/tilegx/t-tilegx: Likewise.
3702 2016-02-12 David Malcolm <dmalcolm@redhat.com>
3705 * diagnostic-show-locus.c (struct line_span): New struct.
3706 (layout::get_first_line): Delete.
3707 (layout::get_last_line): Delete.
3708 (layout::get_num_line_spans): New member function.
3709 (layout::get_line_span): Likewise.
3710 (layout::print_heading_for_line_span_index_p): Likewise.
3711 (layout::get_expanded_location): Likewise.
3712 (layout::calculate_line_spans): Likewise.
3713 (layout::m_first_line): Delete.
3714 (layout::m_last_line): Delete.
3715 (layout::m_line_spans): New field.
3716 (layout::layout): Update comment. Replace m_first_line and
3717 m_last_line with m_line_spans, replacing their initialization
3718 with a call to calculate_line_spans.
3719 (diagnostic_show_locus): When printing source lines and
3720 annotations, rather than looping over a single span
3721 of lines, instead loop over each line_span within
3722 the layout, with an inner loop over the lines within them.
3723 Call the context's start_span callback when changing line spans.
3724 * diagnostic.c (diagnostic_initialize): Initialize start_span.
3725 (diagnostic_build_prefix): Break out the building of the location
3726 part of the string into...
3727 (diagnostic_get_location_text): ...this new function, rewriting
3728 it from nested ternary expressions to a sequence of "if"
3730 (default_diagnostic_start_span_fn): New function.
3731 * diagnostic.h (diagnostic_start_span_fn): New typedef.
3732 (diagnostic_context::start_span): New field.
3733 (default_diagnostic_start_span_fn): New prototype.
3735 2016-02-12 David Malcolm <dmalcolm@redhat.com>
3738 * gcc.c (driver::finalize): Fix cleanup of "specs".
3740 2016-02-12 David Malcolm <dmalcolm@redhat.com>
3744 * gcc.c (driver::driver): Initialize m_option_suggestions.
3745 (driver::~driver): Clean up m_option_suggestions.
3746 (suggest_option): Convert to...
3747 (driver::suggest_option): ...this, and split out into
3748 driver::build_option_suggestions and find_closest_string.
3749 (driver::build_option_suggestions): New function, from
3750 first half of suggest_option. Special-case
3751 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
3752 the sanitizer_opts array. For options of enum types, add the
3753 various enum values to the candidate strings.
3754 (driver::handle_unrecognized_options): Remove "const".
3755 * gcc.h (driver::handle_unrecognized_options): Likewise.
3756 (driver::build_option_suggestions): New decl.
3757 (driver::suggest_option): New decl.
3758 (driver::m_option_suggestions): New field.
3759 * opts-common.c (add_misspelling_candidates): New function.
3760 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
3761 and make non-static.
3762 * opts.h (sanitizer_opts): New array decl.
3763 (add_misspelling_candidates): New function decl.
3764 * spellcheck.c (find_closest_string): New function.
3765 * spellcheck.h (find_closest_string): New function decl.
3767 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3769 PR rtl-optimization/69764
3770 PR rtl-optimization/69771
3771 * optabs.c (expand_binop_directly): For shift_optab_p, force
3772 convert_modes with VOIDmode if xop1 has VOIDmode.
3774 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
3777 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
3778 to correctly determine instrumentation thunks.
3780 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3783 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
3784 type by reference, force lhs on the call.
3787 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
3788 Compute retval and retbnd early in all cases if split_part_return_p
3789 and return_bb is not EXIT. Remove all clobber stmts and reset
3790 all debug stmts that refer to SSA_NAMEs defined in split part,
3791 except if it is retval, in that case replace the old retval with the
3792 lhs of the call to the split part.
3794 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3797 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3800 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
3801 whose result is used in PHI.
3802 (maybe_optimize_range_tests): Likewise.
3803 (final_range_test_p): Likweise.
3805 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
3808 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
3809 whose result is used in PHI.
3810 (maybe_optimize_range_tests): Likewise.
3811 (final_range_test_p): Likweise.
3813 2016-02-12 Jakub Jelinek <jakub@redhat.com>
3815 * cgraph.c: Spelling fixes - behaviour -> behavior and
3816 neighbour -> neighbor.
3817 * target.def: Likewise.
3818 * sel-sched.c: Likewise.
3819 * config/mips/mips.c: Likewise.
3820 * config/arc/arc.md: Likewise.
3821 * config/arm/cortex-a57.md: Likewise.
3822 * config/arm/arm.c: Likewise.
3823 * config/arm/neon.md: Likewise.
3824 * config/arm/arm-c.c: Likewise.
3825 * config/vms/vms-c.c: Likewise.
3826 * config/s390/s390.c: Likewise.
3827 * config/i386/znver1.md: Likewise.
3828 * config/i386/i386.c: Likewise.
3829 * config/ia64/hpux-unix2003.h: Likewise.
3830 * config/msp430/msp430.md: Likewise.
3831 * config/rx/rx.c: Likewise.
3832 * config/rx/rx.md: Likewise.
3833 * config/aarch64/aarch64-simd.md: Likewise.
3834 * config/aarch64/aarch64.c: Likewise.
3835 * config/nvptx/nvptx.c: Likewise.
3836 * config/bfin/bfin.c: Likewise.
3837 * config/cris/cris.opt: Likewise.
3838 * config/rs6000/rs6000.c: Likewise.
3839 * target.h: Likewise.
3840 * spellcheck.c: Likewise.
3841 * ira-build.c: Likewise.
3842 * tree-inline.c: Likewise.
3843 * builtins.c: Likewise.
3844 * lra-constraints.c: Likewise.
3845 * explow.c: Likewise.
3846 * hwint.h: Likewise.
3847 * targhooks.c: Likewise.
3848 * tree-vect-data-refs.c: Likewise.
3850 * doc/tm.texi: Likewise.
3851 * doc/extend.texi: Likewise.
3852 * doc/install.texi: Likewise.
3853 * doc/md.texi: Likewise.
3854 * tree-ssa-tail-merge.c: Likewise.
3855 * sched-int.h: Likewise.
3856 * match.pd: Likewise.
3857 * sched-ebb.c: Likewise.
3858 * target.def (omit_struct_return_reg): Likewise.
3859 * gimple-ssa-isolate-paths.c: Likewise.
3860 (find_implicit_erroneous_behaviour): Renamed to...
3861 (find_implicit_erroneous_behavior): ... this.
3862 (find_explicit_erroneous_behaviour): Renamed to...
3863 (find_explicit_erroneous_behavior): ... this.
3864 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
3866 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
3868 PR rtl-optimization/64682
3869 PR rtl-optimization/69567
3870 PR rtl-optimization/69737
3871 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
3872 in I2 as well, just lose it.
3874 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3876 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
3878 (aarch64_last_printed_tune_string): Likewise.
3879 (aarch64_declare_function_name): Only output .arch assembler
3880 directive if it will be different from the previously output
3881 directive. Same for .tune comment but only if -dA is set.
3882 (aarch64_start_file): New function.
3883 (TARGET_ASM_FILE_START): Define.
3885 2016-02-11 David Malcolm <dmalcolm@redhat.com>
3888 * Makefile.in (PLUGIN_HEADERS): Add params.list.
3890 2016-02-11 Jakub Jelinek <jakub@redhat.com>
3893 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
3894 -Wmaybe-uninitialized warning.
3896 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
3899 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
3901 2016-02-11 Richard Biener <rguenther@suse.de>
3903 PR rtl-optimization/69291
3904 * ifcvt.c (noce_try_store_flag_constants): Do not allow
3905 subexpressions affected by changing the result.
3907 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
3910 * lra-constraints.c (curr_insn_transform): Find in/out operands
3911 for secondary memory moves. Update dups.
3913 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
3915 PR tree-optimization/69652
3916 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
3917 to nested loop, did source re-formatting, skip debug statements,
3918 add check on statement with volatile operand, remove dead scalar
3921 2016-02-10 Jakub Jelinek <jakub@redhat.com>
3922 Patrick Palka <ppalka@gcc.gnu.org>
3926 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
3927 calls if the return type is TREE_ADDRESSABLE.
3928 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
3929 * ipa-split.c (split_function): Fix doubled "we" in comment.
3930 Use void return type for the split part even if
3931 !split_point->split_part_set_retval.
3933 2016-02-10 Bin Cheng <bin.cheng@arm.com>
3935 PR tree-optimization/68021
3936 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
3937 when computing the value of biv cand by itself.
3939 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
3941 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
3942 (cortexa57_tunings): Likewise.
3943 (cortexa72_tunings): Likewise.
3944 (arch_macro_fusion_pair_p): Add support for AES fusion.
3945 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
3946 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
3947 Allow virtual registers before reload so early scheduling works.
3948 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
3949 correct latency and pipeline.
3950 (cortex_a57_crypto_complex): Likewise.
3951 (cortex_a57_crypto_xor): Likewise.
3952 (define_bypass): Add AES bypass.
3954 2016-02-10 Richard Biener <rguenther@suse.de>
3956 PR tree-optimization/69726
3957 * passes.def: Add DCE pass before late uninit.
3958 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
3959 really fixup if-conversions job.
3961 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
3963 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
3964 (arm_cortex_a57_tune): Likewise.
3965 (aarch_macro_fusion_pair_p): Add support for AES fusion.
3966 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
3968 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
3970 * timevar.def (TV_PHASE_DBGINFO): Delete.
3971 (TV_PHASE_CHECK_DBGINFO): Likewise.
3972 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
3974 2016-02-10 Richard Biener <rguenther@suse.de>
3976 PR tree-optimization/69719
3977 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
3978 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
3980 2016-02-09 Andrew Pinski <apinski@cavium.com>
3983 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
3984 get_vcond_mask_icode returns false.
3986 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
3989 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
3990 an ADDIS that adds a pointer to a large constant that sets the
3991 upper16 bits with a load operation.
3993 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
3996 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
3998 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
4000 (vzipq_s16): Likewise.
4001 (vzipq_s32): Likewise.
4002 (vzipq_f32): Likewise.
4003 (vzipq_u8): Likewise.
4004 (vzipq_u16): Likewise.
4005 (vzipq_u32): Likewise.
4006 (vzipq_p8): Likewise.
4007 (vzipq_p16): Likewise.
4009 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
4012 * config/arm/arm.c (neon_endian_lane_map): New function.
4013 (neon_vector_pair_endian_lane_map): New function.
4014 (arm_evpc_neon_vuzp): Allow for big endian lane order.
4015 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
4017 (vuzpq_s16): Likewise.
4018 (vuzpq_s32): Likewise.
4019 (vuzpq_f32): Likewise.
4020 (vuzpq_u8): Likewise.
4021 (vuzpq_u16): Likewise.
4022 (vuzpq_u32): Likewise.
4023 (vuzpq_p8): Likewise.
4024 (vuzpq_p16): Likewise.
4026 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
4029 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
4032 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
4034 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
4035 truncate const_int operand 1 to QImode.
4037 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
4039 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
4040 corresponding to an abnormal edge.
4042 2016-02-09 Tom de Vries <tom@codesourcery.com>
4044 PR tree-optimization/69599
4045 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
4047 (find_func_aliases_for_builtin_call, find_func_clobbers)
4048 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
4051 2016-02-09 Richard Biener <rguenther@suse.de>
4053 PR tree-optimization/69715
4054 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
4055 LHS on calls as non-rewritable.
4057 2016-02-09 Tom de Vries <tom@codesourcery.com>
4060 * lto-wrapper.c (append_diag_options): New function.
4061 (compile_offload_image): Call append_diag_options.
4063 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
4066 * doc/extend.texi (Flag Output Operands): Correct sectioning.
4067 Minor copy-edit to fix verb tenses.
4069 2016-02-08 Jakub Jelinek <jakub@redhat.com>
4071 PR tree-optimization/69209
4072 * ipa-split.c (split_function): If split part is not
4073 returning retval, retval has gimple type but is not
4074 gimple value, force it into a SSA_NAME first.
4076 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
4078 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
4081 2016-02-08 Jason Merrill <jason@redhat.com>
4084 * convert.c (convert_to_integer_1): Check dofold on truncation
4086 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
4087 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
4088 Rename from *_nofold.
4089 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
4090 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
4092 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
4095 * tree.c (build_common_tree_nodes): Remove short_double argument.
4096 All callers changed.
4097 * tree.h (build_common_tree_nodes): Adjust declaration.
4098 * doc/invoke.texi (-fshort-double): Remove documentation.
4099 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4100 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
4101 * lto-wrapper.c (merge_and_complain, append_compiler_options)
4102 (append_linker_options): Don't handle OPT_fshort_double.
4104 PR rtl-optimization/68730
4105 * lra-remat.c (insn_to_cand_activation): New static variable.
4106 (lra_remat): Allocate and free it.
4107 (create_cand): New arg activation. Initialize a field in
4108 insn_to_cand_activation if it is nonnull.
4109 (create_cands): Pass the activation insn to create_cand when making
4110 a candidate involving an output reload. Reorganize code a little.
4111 (do_remat): Keep track of active status of candidates in a separate
4114 2016-02-08 Richard Biener <rguenther@suse.de>
4116 PR tree-optimization/69719
4117 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
4118 Properly use absolute of the difference of the two offsets to
4119 compare or adjust the segment length.
4121 2016-02-08 Richard Biener <rguenther@suse.de>
4122 Jeff Law <law@redhat.com>
4125 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
4126 types for anonymous SSA names.
4128 2016-02-08 Richard Biener <rguenther@suse.de>
4130 PR rtl-optimization/69274
4131 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
4133 2016-02-08 Jeff Law <law@redhat.com>
4135 PR tree-optimization/65917
4136 * tree-ssa-dom.c (record_temporary_equivalences): Record both
4137 equivalences from if (x == y) style conditionals.
4138 (loop_depth_of_name): Remove.
4139 (record_equality): Remove loop depth check.
4140 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
4141 (const_and_copies::record_const_or_copy_raw): New member function.
4142 * tree-ssa-scopedtables.c
4143 (const_and_copies::record_const_or_copy_raw): New, factored out of
4144 (const_and_copies::record_const_or_copy): Call new member function.
4146 2016-02-05 Jeff Law <law@redhat.com>
4148 PR tree-optimization/68541
4149 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
4150 (count_stmts_in_block): New function.
4151 (poor_ifcvt_candidate_code): Likewise.
4152 (is_feasible_trace): Add some heuristics to determine when path
4153 splitting is profitable.
4154 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
4155 is a diamond with a single exit.
4157 2016-02-05 Martin Sebor <msebor@redhat.com>
4160 * doc/invoke.texi: Update -Wplacement-new to take an optional
4163 2016-02-06 Richard Henderson <rth@redhat.com>
4166 * tree.c (tree_nop_conversion_p): Do not strip casts into or
4167 out of non-standard address spaces.
4169 2016-02-05 Jakub Jelinek <jakub@redhat.com>
4171 PR rtl-optimization/69691
4172 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
4174 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
4176 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
4177 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
4178 (*ieee128_mfvsrd_64bit): Likewise.
4179 (*ieee128_mfvsrd_32bit): Likewise.
4181 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
4185 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
4187 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
4188 instrumented_version.
4190 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
4192 * doc/invoke.texi (Optimize Options): In table of --param options
4193 rename second occurrence of tracer-min-branch-ratio to
4194 tracer-min-branch-probability, rename
4195 tracer-min-branch-ratio-feedback to
4196 tracer-min-branch-probability-feedback and clarify description,
4197 rename sched-spec-state-edge-prob-cutoff to
4198 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
4199 to selsched-insns-to-rename, rename lto-minpartition to
4200 lto-min-partition, delete reorder-blocks-duplicate and
4201 reorder-blocks-duplicate-feedback.
4203 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4205 * config/s390/s390.c (s390_register_info_set_ranges): Remove
4208 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
4210 * doc/extend.texi: S/390: Correct some typos.
4212 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4214 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
4216 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4219 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
4220 (s390_register_info_gprtofpr): Use new macros above.
4221 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
4223 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
4224 its name. Adjust restore and save gpr ranges.
4225 (s390_register_info_set_ranges): New function.
4226 (s390_register_info): Use new macros above. Call
4227 s390_register_info_set_ranges.
4228 (s390_optimize_register_info): Likewise.
4229 (s390_hard_regno_rename_ok): Use new macros.
4230 (s390_hard_regno_scratch_ok): Likewise.
4231 (s390_emit_epilogue): Likewise.
4232 (s390_can_use_return_insn): Likewise.
4233 (s390_optimize_prologue): Likewise.
4234 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
4236 2016-02-05 Jakub Jelinek <jakub@redhat.com>
4239 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
4241 (ix86_option_override_internal): Disable TARGET_STV even for
4242 -m{incoming,preferred}-stack-boundary=3.
4244 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4246 * config.gcc: Mark deprecated rtems targets as obsolete.
4248 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
4250 PR rtl-optimization/64682
4251 PR rtl-optimization/69567
4252 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
4253 before I2 only if the register is both used and set in I2.
4255 2016-02-04 DJ Delorie <dj@redhat.com>
4257 * config/msp430/msp430.c (msp430_start_function): Add function type.
4259 2016-02-04 Jakub Jelinek <jakub@redhat.com>
4262 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
4264 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
4266 PR rtl-optimization/69577
4268 2015-10-29 Richard Henderson <rth@redhat.com>
4272 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
4273 sse check to the exact conditions of PR 67609.
4275 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
4278 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
4279 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
4280 not allowed into the traditional Altivec registers.
4281 (movtd_64bit_nodm): Likewise.
4282 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
4284 2016-02-04 David Malcolm <dmalcolm@redhat.com>
4286 * config/aarch64/cortex-a57-fma-steering.c
4287 (aarch64_register_fma_steering): Remove "static" from arguments
4290 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
4293 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
4296 2016-02-04 Mike Frysinger <vapier@gentoo.org>
4298 * doc/invoke.texi: Delete -mno-fma4.
4300 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
4302 PR rtl-optimization/69577
4303 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
4304 (find_subregs_of_mode): Update accordingly. Iterate over partial
4307 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
4309 * config/arm/arm-protos.h (neon_reinterpret): Remove.
4310 * config/arm/arm.c (neon_reinterpret): Remove.
4311 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
4312 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
4313 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
4314 vreinterpretti): Remove.
4315 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
4316 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
4317 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
4318 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
4319 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
4320 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
4321 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
4322 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
4323 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
4324 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
4325 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
4326 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
4327 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
4328 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
4329 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
4330 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
4331 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
4332 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
4333 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
4334 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
4335 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
4336 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
4337 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
4338 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
4339 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
4340 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
4341 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
4342 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
4343 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
4344 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
4345 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
4346 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
4347 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
4348 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
4349 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
4350 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
4351 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
4352 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
4353 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
4354 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
4355 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
4356 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
4357 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
4358 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
4359 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
4360 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
4361 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
4362 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
4363 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
4364 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
4365 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
4366 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
4367 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
4368 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
4369 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
4370 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
4371 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
4372 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
4373 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
4374 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
4375 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
4376 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
4377 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
4378 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
4379 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
4380 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
4381 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
4382 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
4383 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
4384 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
4385 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
4386 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
4387 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
4388 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
4389 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
4390 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
4391 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
4392 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
4393 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
4394 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
4395 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
4396 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
4397 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
4398 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
4399 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
4400 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
4401 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
4402 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
4403 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
4404 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
4405 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
4406 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
4407 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
4408 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
4409 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
4410 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
4411 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
4412 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
4413 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
4414 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
4415 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
4416 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
4417 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
4419 2016-02-04 Martin Liska <mliska@suse.cz>
4422 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
4423 that are gimple_store_p.
4424 (maybe_instrument_call): Likewise.
4426 2016-02-04 Bin Cheng <bin.cheng@arm.com>
4428 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
4429 register scaling out of memory reference and comment why.
4431 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4435 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
4436 folding the source of a SET.
4438 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4442 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
4443 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
4445 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
4449 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
4452 2016-02-04 Christian Bruel <christian.bruel@st.com>
4454 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
4455 * config/arm/arm.c (arm_set_current_function): Likewise.
4457 2016-02-04 Jakub Jelinek <jakub@redhat.com>
4458 Ilya Enkovich <enkovich.gnu@gmail.com>
4459 H.J. Lu <hongjiu.lu@intel.com>
4462 * config/i386/i386.c (convert_scalars_to_vector): Remove
4463 stack alignment fixes.
4464 (ix86_option_override_internal): Disable TARGET_STV if stack
4465 might not be aligned enough.
4466 (ix86_minimum_alignment): Assert that TARGET_STV is false.
4468 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
4470 * gcc/config/i386/x86-tune.def: Disable default prefetching
4473 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
4474 Vladimir Makarov <vmakarov@redhat.com>
4477 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
4478 in validating fused toc addresses.
4480 2016-02-03 Jakub Jelinek <jakub@redhat.com>
4483 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
4484 range->m_caret fields if range->m_show_caret_p is false.
4487 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
4488 Force oldval into register if it does not satisfy reg_or_short_operand
4489 predicate. Fix up formatting.
4491 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
4492 Alexandre Oliva <aoliva@redhat.com>
4495 * lra-constraints.c (simplify_operand_subreg): Check additionally
4496 address validity after potential reloading.
4497 (process_address_1): Check insns validity. In case of failure do
4500 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
4503 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
4506 2016-02-02 Jakub Jelinek <jakub@redhat.com>
4508 * wide-int.cc (canonize_uhwi): New function.
4509 (wi::divmod_internal): Use it.
4511 2016-02-02 James Norris <jnorris@codesourcery.com
4513 * gimplify.c (omp_notice_variable): Add usage check.
4515 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
4517 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
4518 like LE, GE, LT, GT when emitting relational operator.
4520 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
4522 * ira-costs.c (find_costs_and_classes): Add extra argument.
4523 * target.def (ira_change_pseudo_allocno_class): Add parameter.
4524 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
4525 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
4526 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
4527 Add best_class parameter, and return it if not ALL_REGS.
4528 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
4530 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
4533 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
4535 * config/aarch64/aarch64.c
4536 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
4537 (aarch64_ira_change_pseudo_allocno_class): New function.
4539 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
4542 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
4544 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
4546 * config/avr/avr.c (avr_option_override): Set
4547 PARAM_ALLOW_STORE_DATA_RACES to 1.
4549 2016-02-02 Richard Biener <rguenther@suse.de>
4551 PR tree-optimization/69595
4552 * match.pd: Add range test simplifications to true/false.
4554 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
4556 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
4557 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
4560 2016-02-02 Richard Biener <rguenther@suse.de>
4562 PR tree-optimization/69606
4563 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
4564 info on the result before moving a stmt.
4566 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
4569 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
4570 branch with vector comparison.
4571 * config/i386/sse.md (VI48_AVX): New mode iterator.
4572 (define_expand "cbranch<mode>4): Add support for conditional branch
4573 with vector comparison.
4574 * tree-vect-loop.c (optimize_mask_stores): New function.
4575 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
4576 has_mask_store field of vect_info.
4577 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
4578 vectorized loops having masked stores after vec_info destroy.
4579 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
4580 correspondent macros.
4581 (optimize_mask_stores): Add prototype.
4583 2016-02-02 Alan Modra <amodra@gmail.com>
4586 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
4589 2016-02-02 Alan Modra <amodra@gmail.com>
4592 * config/rs6000/rs6000.c (need_toc_init): New var, set it
4593 whenever toc_label_name used.
4594 (rs6000_file_start): Don't set up toc section here,
4595 (rs6000_output_function_epilogue): do so here instead,
4596 (rs6000_xcoff_file_start): and here.
4597 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
4598 (load_toc_aix_di): Likewise.
4600 2016-02-01 Jakub Jelinek <jakub@redhat.com>
4602 PR rtl-optimization/69592
4603 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
4604 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
4605 (num_sign_bit_copies_binary_arith_p): New inline function.
4606 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
4608 2016-02-01 Jeff Law <law@redhat.com>
4610 PR tree-optimization/69580
4611 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
4612 * tree-ssa-threadbackward.c
4613 (fsm_find_control_statement_thread_paths): Do not try to walk
4614 through large PHI nodes.
4616 2016-02-01 Jakub Jelinek <jakub@redhat.com>
4618 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
4619 when count is incremented above limit, don't analyze further
4622 * omp-low.c (oacc_parse_default_dims): Avoid
4623 -Wsign-compare warning, make sure value fits into int
4624 rather than just unsigned int.
4626 2016-02-01 Bin Cheng <bin.cheng@arm.com>
4628 PR tree-optimization/67921
4629 * fold-const.c (split_tree): New parameters. Convert pointer
4630 type variable part to proper type before negating.
4631 (fold_binary_loc): Pass new arguments to split_tree.
4633 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
4635 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
4636 (nvptx_goacc_validate_dims): Extend to handle global defaults.
4637 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
4638 * doc/tm.texti: Rebuilt.
4639 * doc/invoke.texi (fopenacc-dim): Document.
4640 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
4641 (append_compiler_options): Likewise.
4642 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
4643 (oacc_parse_default_dims): New.
4644 (oacc_validate_dims): Add USED arg. Select non-unity default when
4646 (oacc_loop_fixed_partitions): Return mask of used partitions.
4647 (oacc_loop_auto_partitions): Emit dump info.
4648 (oacc_loop_partition): Return mask of used partitions.
4649 (execute_oacc_device_lower): Parse default dimension arg. Adjust
4650 loop partitioning and validation calls.
4652 2016-02-01 Richard Biener <rguenther@suse.de>
4655 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
4657 2016-02-01 Richard Biener <rguenther@suse.de>
4659 PR tree-optimization/69574
4660 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
4661 of asserting return chrec_dont_know.
4663 2016-02-01 Martin Liska <mliska@suse.cz>
4665 * mem-stats-traits.h: Add copyright header.
4666 * mem-stats.h: Likewise.
4668 2016-02-01 Richard Biener <rguenther@suse.de>
4670 PR tree-optimization/69579
4671 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
4672 Do not propagate through abnormal PHI results.
4674 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
4676 * postreload.c (reload_cse_simplify): Remove dead code.
4678 2016-02-01 Jakub Jelinek <jakub@redhat.com>
4680 PR rtl-optimization/69570
4681 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
4682 if there is more than one set, not if there is a single set.
4684 2016-02-01 Richard Henderson <rth@redhat.com>
4687 * combine.c (make_compound_operation): When looking through a
4688 subreg, make sure to re-extend to the width of the outer mode.
4690 2016-01-30 Jakub Jelinek <jakub@redhat.com>
4692 PR tree-optimization/69546
4693 * wide-int.cc (wi::divmod_internal): For unsigned division
4694 where both operands fit into uhwi, if o1 is 1 and o0 has
4695 msb set, if divident_prec is larger than bits per hwi,
4696 clear another quotient word and return 2 instead of 1.
4697 Similarly for remainder with msb in HWI set, if dividend_prec
4698 is larger than bits per hwi.
4700 2016-01-29 Martin Jambor <mjambor@suse.cz>
4702 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
4703 Use short lowercase names.
4704 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
4705 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
4706 acq_rel one. Protect warning agains segfaults if
4707 get_memory_order_name returns NULL.
4708 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
4709 with release semantics. Do not warn if get_memory_order already did.
4710 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
4711 semantics. Fix check for relaxed or acquire semantics. Do not warn
4712 if get_memory_order already did.
4714 2016-01-29 Sebastian Pop <s.pop@samsung.com>
4716 * doc/install.texi: Document that isl-0.16 is supported.
4718 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
4721 * config/i386/constraints.md (Bm): Describe as special memory
4723 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
4724 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
4725 * genpreds.c (struct constraint_data): Add is_special_memory.
4726 (have_special_memory_constraints, special_memory_start): New
4728 (special_memory_end): Ditto.
4729 (add_constraint): Add new arg is_special_memory. Add code to
4730 process its true value. Update have_special_memory_constraints.
4731 (process_define_constraint): Pass the new arg.
4732 (process_define_register_constraint): Ditto.
4733 (choose_enum_order): Process special memory.
4734 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
4735 function insn_extra_special_memory_constraint.
4736 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
4737 * gensupport.c (process_rtx): Process
4738 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
4739 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
4740 * ira-lives.c (single_reg_class): Use
4741 insn_extra_special_memory_constraint.
4742 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
4743 * lra-constraints.c (process_alt_operands): Ditto.
4744 (curr_insn_transform): Use insn_extra_special_memory_constraint.
4745 * recog.c (asm_operand_ok, preprocess_constraints): Process
4747 * reload.c (find_reloads): Ditto.
4748 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
4749 * stmt.c (parse_input_constraint): Use
4750 insn_extra_special_memory_constraint.
4752 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
4755 * lra-splill.c (lra_final_code_change): Revert r229087 by
4756 removing all sub-registers.
4758 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
4761 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
4763 2016-01-29 Jakub Jelinek <jakub@redhat.com>
4766 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
4767 SSE1, copy target into the temporary reg first before recursing
4770 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
4772 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
4775 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
4777 * ginclude/stdarg.h: Test __cplusplus instead of
4778 __GXX_EXPERIMENTAL_CXX0X__.
4780 2016-01-29 Richard Biener <rguenther@suse.de>
4782 PR tree-optimization/69547
4783 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
4784 Do not mark clobbers necessary.
4785 (mark_all_reaching_defs_necessary_1): Likewise.
4787 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4789 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
4790 declaration name with %qs and print it in both error messages.
4791 Also fix indentation.
4793 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
4796 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
4797 trailing blank line from error message.
4799 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
4802 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
4805 2016-01-29 Richard Biener <rguenther@suse.de>
4808 * match.pd: Allow all integral types when simplifying a
4809 widening or sign-changing conversion.
4811 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4813 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
4814 back to setting codegen_error to fail codegen.
4816 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
4819 * config/i386/constraints.md (C): Only accept constant zero operand.
4820 (BC): New constraint.
4821 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
4822 instead of C constraint.
4823 * doc/md.texi (Machine Constraints): Update description
4826 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
4829 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
4831 2016-01-28 Jakub Jelinek <jakub@redhat.com>
4834 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
4837 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
4839 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
4840 branches if using guessed profile.
4842 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
4844 * graphite-optimize-isl.c (optimize_isl): Fix dump.
4846 2016-01-28 Richard Henderson <rth@redhat.com>
4849 * config/aarch64/aarch64-modes.def (CC_Cmode): New
4850 * config/aarch64/aarch64-protos.h: Update.
4851 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
4852 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
4853 (aarch64_get_condition_code_1): Handle CC_Cmode.
4854 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
4855 (*add<mode>3_compareC_cconly_imm): New.
4856 (*add<mode>3_compareC_cconly): New.
4857 (*add<mode>3_compareC_imm): New.
4858 (add<mode>3_compareC): New.
4859 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
4860 to be first. Use aarch64_carry_operation.
4861 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
4862 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
4863 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
4864 (subti3): Use subdi3_compare1.
4865 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
4866 (sub<mode>3_compare1): New.
4867 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
4868 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
4869 (*subsi3_carryin_uxtw): Likewise.
4870 (*ngc<mode>, *ngcsi_uxtw): Likewise.
4871 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
4872 * config/aarch64/iterators.md (DWI): New.
4873 * config/aarch64/predicates.md (aarch64_carry_operation): New.
4874 (aarch64_borrow_operation): New.
4876 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
4878 * graphite-optimize-isl.c (optimize_isl): Print a different debug
4879 message when isl does not return a valid schedule.
4881 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4883 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
4884 Remove comments from class declarations: they are already in the code
4887 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4889 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
4891 (ternary_op_to_tree): Same.
4892 (unary_op_to_tree): Same.
4893 (nary_op_to_tree): Same.
4894 (gcc_expression_from_isl_expr_op): Same.
4895 (gcc_expression_from_isl_expression): Same.
4896 (graphite_create_new_loop): Same.
4897 (graphite_create_new_loop_guard): Same.
4898 (build_iv_mapping): Same.
4899 (graphite_create_new_guard): Same.
4900 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
4901 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
4903 2016-01-28 Sebastian Pop <s.pop@samsung.com>
4905 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
4906 instead of setting codegen_error to fail codegen.
4908 2016-01-28 Jason Merrill <jason@redhat.com>
4910 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
4912 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
4914 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
4915 Remove CONST_INT_P check in CCMP cost calculation.
4917 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
4919 * config/aarch64/aarch64.c (generic_vector_cost):
4920 Set vec_permute_cost.
4921 (cortexa57_vector_cost): Likewise.
4922 (exynosm1_vector_cost): Likewise.
4923 (xgene1_vector_cost): Likewise.
4924 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
4925 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
4926 Add vec_permute_cost entry.
4928 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
4930 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
4932 (add<mode>3_compare0): Likewise.
4933 (addsi3_compare0_uxtw): Likewise.
4934 (add<mode>3nr_compare0): Likewise.
4935 (compare_neg<mode>): Likewise.
4936 (<optab><mode>3): Likewise.
4938 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
4940 * tree-vect-stmts.c (vectorizable_comparison): Add
4941 NULL check for vectype.
4943 2016-01-28 Richard Biener <rguenther@suse.de>
4945 PR tree-optimization/69466
4946 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
4947 Account for PHIs we couldn't duplicate.
4949 2016-01-28 Martin Liska <mliska@suse.cz>
4952 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
4953 instead of ENABLE_VALGRIND_CHECKING.
4955 2016-01-27 Richard Henderson <rth@redhat.com>
4958 * lra-remat.c (subreg_regs): New.
4959 (dump_candidates_and_remat_bb_data): Dump it.
4960 (operand_to_remat): Reject if operand in subreg_regs.
4961 (set_bb_regs): Collect subreg_regs.
4962 (lra_remat): Init and free subreg_regs. Compute
4963 calculate_local_reg_remat_bb_data before create_cands.
4965 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
4968 * config/i386/i386.c (ix86_update_stack_boundary): Don't
4969 change stack_alignment_needed for __tls_get_addr call.
4971 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
4973 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
4975 2016-01-27 Jeff Law <law@redhat.com>
4977 PR tree-optimization/68398
4978 PR tree-optimization/69196
4979 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
4980 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
4981 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4982 Only count PHIs in the last block in the path. The others will
4983 const/copy propagate away. Add heuristic to allow more irreducible
4984 subloops to be created when it is likely profitable to do so.
4986 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
4987 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
4988 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
4990 2016-01-27 Jakub Jelinek <jakub@redhat.com>
4993 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
4994 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
4995 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
4996 * tree-streamer-in.c: Include asan.h.
4997 (streamer_get_builtin_tree): For builtins in sanitizer
4998 range call initialize_sanitizer_builtins and retry.
5000 2016-01-27 Ian Lance Taylor <iant@google.com>
5002 * common.opt (fkeep-gc-roots-live): New undocumented option.
5003 * tree-ssa-loop-ivopts.c (add_candidate_1): If
5004 -fkeep-gc-roots-live, skip pointers.
5005 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
5008 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
5011 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
5012 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
5014 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
5017 * configure.ac: NetBSD provides SSP in its C library.
5018 * configure: Updated.
5020 2016-01-27 Richard Biener <rguenther@suse.de>
5022 PR tree-optimization/69166
5023 * tree-vect-loop.c (vect_is_simple_reduction): Always check
5024 reduction code for commutativity / associativity.
5026 2016-01-27 Martin Jambor <mjambor@suse.cz>
5028 PR tree-optimization/69355
5029 * tree-sra.c (analyze_access_subtree): Correct hole detection when
5030 total_scalarization fails.
5032 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
5034 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
5037 2016-01-27 Christian Bruel <christian.bruel@st.com>
5040 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
5041 Move arm_reset_previous_fndecl and set_target_option_current_node in
5042 the conditional part. Call save_restore_target_globals.
5043 * config/arm/arm.c (arm_set_current_function):
5044 Refactor to better support #pragma target and attribute mix.
5045 Call save_restore_target_globals.
5046 * config/arm/arm-protos.h (save_restore_target_globals): New function.
5048 2016-01-27 Martin Liska <mliska@suse.cz>
5050 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
5051 reference for an HSA kernel and its host function.
5053 2016-01-27 Jakub Jelinek <jakub@redhat.com>
5055 PR tree-optimization/69399
5056 * wide-int.h (wi::lrshift): For larger precisions, only
5057 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
5059 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
5061 * config/arc/predicates.md (proper_comparison_operator): Reject
5062 constant-constant comparison.
5064 2016-01-26 Tom de Vries <tom@codesourcery.com>
5066 PR tree-optimization/69110
5067 * tree-data-ref.c (initialize_data_dependence_relation): Handle
5068 DR_NUM_DIMENSIONS == 0.
5070 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
5071 Sebastian Pop <s.pop@samsung.com>
5073 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
5074 isl_ast_op_cond and isl_ast_op_select.
5075 (gcc_expression_from_isl_expr_op): Same.
5077 2016-01-26 Jason Merrill <jason@redhat.com>
5080 * tree.c (recompute_constructor_flags): Split out from
5082 (verify_constructor_flags): New.
5083 * tree.h: Declare them.
5085 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
5087 PR rtl-optimization/69217
5088 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
5089 are no TYPE_FIELDS set for the record type.
5091 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5094 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
5095 toc_label_name unconditionally.
5096 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
5097 SYMBOL_REF string. Use toc_label_name instead of constructing
5099 (rs6000_elf_declare_function_name): Use toc_label_name instead of
5100 constructing LCTOC1.
5102 2016-01-26 Martin Sebor <msebor@redhat.com>
5105 * doc/extend.texi (Common Type Attributes): Move text that talks about
5106 attribute packed from attribute aligned to the section discussing
5107 the former attribute for clarity.
5109 2016-01-26 Richard Henderson <rth@redhat.com>
5112 * trans-mem.c (tm_region_init): Mark entry block as visited.
5114 2016-01-26 David Malcolm <dmalcolm@redhat.com>
5117 * diagnostic-show-locus.c (layout::print_source_line): Replace
5118 call to pp_newline with call to layout::print_newline.
5119 (layout::print_annotation_line): Likewise.
5120 (layout::move_to_column): Likewise.
5121 (layout::print_any_fixits): After printing any fixits, print a
5122 trailing newline, if necessary.
5123 (layout::print_newline): New method, resetting any colorization
5125 (diagnostic_show_locus): Move the pp_newline to before the
5126 early bailout. Remove dummy block enclosing the layout instance.
5127 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
5128 of pp_newline_and_flush with pp_flush.
5129 (diagnostic_append_note): Delete use of pp_newline.
5130 (diagnostic_append_note_at_rich_loc): Delete.
5131 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
5132 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
5133 when newline characters are added to the buffer.
5135 2016-01-26 Michael Matz <matz@suse.de>
5137 * configure.ac (ac_cv_std_swap_in_utility): New test.
5138 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
5139 * configure: Regenerate.
5140 * config.in: Regenerate.
5142 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
5144 * config/arc/arc.md (cstoresi4): Force operand into register.
5145 (arcset<code>): Fix predicate.
5146 (arcsetltu): Likewise.
5147 (arcsetgeu): Likewise.
5148 (arcsethi): Likewise.
5149 (arcsetls): Likewise.
5151 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5153 PR tree-optimization/69483
5154 * gimple-fold.c (canonicalize_constructor_val): Return NULL
5155 if base has error_mark_node type.
5157 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
5160 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
5161 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
5163 (vget_lane_f16): Handle big-endian.
5164 (vgetq_lane_f16): Likewise.
5165 (vset_lane_f16): Likewise.
5166 (vsetq_lane_f16): Likewise.
5167 * config/arm/iterators.md (VQXMOV): Add V8HF.
5168 (VDQ): Add V4HF and V8HF.
5169 (V_reg): Handle V4HF and V8HF.
5170 (Is_float_mode): Likewise.
5171 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
5172 neon_vdup_nv8hf): New patterns.
5173 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
5174 Use VD_LANE iterator.
5175 (neon_vld1_dup<mode>): Use VQ2 iterator.
5177 2016-01-26 Nathan Sidwell <nathan@acm.org>
5179 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
5180 (set_oacc_fn_attrib): Add IS_KERNEL arg.
5181 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
5182 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
5183 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
5184 (oacc_validate_dims): Add LEVEL arg, don't return level.
5185 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
5187 (execute_oacc_device_lower): Adjust, add more dump output.
5188 * tree-ssa-loop.c (gate_oacc_kernels): Use
5189 oacc_fn_attrib_kernels_p.
5190 * tree-parloops.c (create_parallel_loop): Adjust
5191 set_oacc_fn_attrib call.
5193 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5196 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
5197 (append_compiler_options): Handle -fcilkplus.
5198 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
5200 2016-01-26 Nick Clifton <nickc@redhat.com>
5203 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
5204 been marked as DECL_ONE_ONLY but we do not the means to make it
5205 so, then do not allow it to bind locally.
5207 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5210 * opts.h (parse_sanitizer_options): New prototype.
5211 * opts.c (sanitizer_opts): New array.
5212 (parse_sanitizer_options): New function.
5213 (common_handle_option): Use parse_sanitizer_options.
5215 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
5218 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
5219 alignment adjustment to ...
5220 (ix86_update_stack_boundary): Here. Don't over-align stack for
5222 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
5223 if __tls_get_addr is called.
5225 2016-01-26 Christian Bruel <christian.bruel@st.com>
5227 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
5229 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
5231 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
5233 2016-01-26 Richard Biener <rguenther@suse.de>
5236 * match.pd: Guard X * CST CMP 0 pattern with single_use.
5238 2016-01-26 Richard Biener <rguenther@suse.de>
5240 PR tree-optimization/69452
5241 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
5242 (move_computations_dom_walker::before_dom_children): Rename
5244 (move_computations_worker): This.
5245 (move_computations): Perform an RPO rather than a DOM walk.
5247 2016-01-26 Jakub Jelinek <jakub@redhat.com>
5250 * combine.c (combine_instructions): For REG_EQUAL note with
5251 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
5252 to the underlying register.
5253 * doc/rtl.texi (REG_EQUAL): Document the behavior of
5254 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
5256 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
5259 * config/aarch64/aarch64-builtins.c
5260 (aarch64_init_simd_builtin_types): Do not set structural
5261 equality to __Poly{8,16,64,128}_t types.
5263 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
5265 PR tree-optimization/69400
5266 * wide-int.cc (wi_pack): Take the precision as argument and
5267 perform canonicalization here rather than in the callers.
5268 Use the main loop to handle all full-width HWIs. Add a
5269 zero HWI if in_len isn't a full result.
5270 (wi::divmod_internal): Update accordingly.
5271 (wi::mul_internal): Likewise. Simplify.
5273 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
5274 Sebastian Pop <s.pop@samsung.com>
5276 * graphite-poly.c (apply_poly_transforms): Simplify.
5277 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
5278 (print_isl_map): Same.
5279 (print_isl_union_map): Same.
5280 (print_isl_schedule): New.
5281 (debug_isl_schedule): New.
5282 * graphite-dependences.c (scop_get_reads): Do not call
5283 isl_union_map_add_map that is undocumented isl functionality.
5284 (scop_get_must_writes): Same.
5285 (scop_get_may_writes): Same.
5286 (scop_get_original_schedule): Remove.
5287 (scop_get_dependences): Do not call isl_union_map_compute_flow that
5288 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
5289 (compute_deps): Remove.
5290 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
5291 (debug_schedule_ast): New.
5292 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
5293 set_separate_option.
5294 (graphite_regenerate_ast_isl): Add dump.
5295 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
5296 from scop->transformed_schedule.
5297 (graphite_regenerate_ast_isl): Add more dump.
5298 * graphite-optimize-isl.c (optimize_isl): Set
5299 scop->transformed_schedule. Check whether schedules are equal.
5300 (apply_poly_transforms): Move here.
5301 * graphite-poly.c (apply_poly_transforms): ... from here.
5302 (free_poly_bb): Static.
5303 (free_scop): Static.
5304 (pbb_number_of_iterations_at_time): Remove.
5305 (print_isl_ast): New.
5306 (debug_isl_ast): New.
5307 (debug_scop_pbb): New.
5308 * graphite-scop-detection.c (print_edge): Move.
5310 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
5311 (build_scop_scattering): Remove.
5312 (create_pw_aff_from_tree): Assert instead of bailing out.
5313 (add_condition_to_pbb): Remove unused code, do not fail.
5314 (add_conditions_to_domain): Same.
5315 (add_conditions_to_constraints): Remove.
5316 (build_scop_context): New.
5317 (add_iter_domain_dimension): New.
5318 (build_iteration_domains): Initialize pbb->iterators.
5319 Call add_conditions_to_domain.
5322 (index_outermost_in_loop): New.
5323 (index_pbb_in_loop): New.
5324 (outermost_pbb_in): New.
5325 (add_in_sequence): New.
5326 (add_outer_projection): New.
5327 (outer_projection_mupa): New.
5328 (add_loop_schedule): New.
5329 (build_schedule_pbb): New.
5330 (build_schedule_loop): New.
5331 (embed_in_surrounding_loops): New.
5332 (build_schedule_loop_nest): New.
5333 (build_original_schedule): New.
5334 (build_poly_scop): Call build_original_schedule.
5335 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
5336 (free_poly_dr): Remove.
5337 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
5338 (free_poly_bb): Remove.
5339 (debug_loop_vec): Remove.
5340 (print_isl_ast): Declare.
5341 (debug_isl_ast): Declare.
5342 (scop_do_interchange): Remove.
5343 (scop_do_strip_mine): Remove.
5344 (scop_do_block): Remove.
5345 (flatten_all_loops): Remove.
5346 (optimize_isl): Remove.
5347 (pbb_number_of_iterations_at_time): Remove.
5348 (debug_scop_pbb): Declare.
5349 (print_schedule_ast): Declare.
5350 (debug_schedule_ast): Declare.
5351 (struct scop): Remove schedule. Add original_schedule,
5352 transformed_schedule.
5353 (free_gimple_poly_bb): Remove.
5354 (print_generated_program): Remove.
5355 (debug_generated_program): Remove.
5356 (unify_scattering_dimensions): Remove.
5357 * sese.c (print_edge): ... here.
5358 (print_sese): ... here.
5359 (debug_edge): ... here.
5360 (debug_sese): ... here.
5361 * sese.h (print_edge): Declare.
5362 (print_sese): Declare.
5363 (dump_edge): Declare.
5364 (dump_sese): Declare.
5366 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
5367 Sebastian Pop <s.pop@samsung.com>
5369 * Makefile.in: Set ISLVER in site.exp.
5371 2016-01-25 Jakub Jelinek <jakub@redhat.com>
5373 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
5374 DECL_VALUE_EXPR of new_var even for the non-array case. Look
5375 through DECL_VALUE_EXPR for expansion.
5377 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
5379 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
5380 the frame info after reload completed.
5382 2016-01-25 Jeff Law <law@redhat.com>
5384 PR tree-optimization/69196
5385 PR tree-optimization/68398
5386 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
5387 tree-ssa-threadupdate.c.
5388 (determine_bb_domination_status): Prototype
5389 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
5390 (determine_bb_domination_status): No longer static.
5391 (valid_jump_thread_path): Remove code to detect characteristics
5392 of the jump thread path not associated with correctness.
5393 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
5394 Correct test for thread path length. Count PHIs for real operands as
5395 statements that need to be copied. Do not count ASSERT_EXPRs.
5396 Look at all the blocks in the thread path. Compute and selectively
5397 filter thread paths based on threading through the latch, threading
5398 a multiway branch or crossing a multiway branch.
5400 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5402 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
5403 decl with __attribute__ ((unused)) annotation.
5405 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
5408 * tree-vect-stmts.c (vectorizable_condition): Check vectype
5409 of operands is compatible with a statement vectype.
5411 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
5413 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
5414 improve wording for mixed storage order support.
5416 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
5418 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
5419 (vcvt_u64_f64): Likewise.
5420 (vcvta_s64_f64): Likewise.
5421 (vcvta_u64_f64): Likewise.
5422 (vcvtm_s64_f64): Likewise.
5423 (vcvtm_u64_f64): Likewise.
5424 (vcvtn_s64_f64): Likewise.
5425 (vcvtn_u64_f64): Likewise.
5426 (vcvtp_s64_f64): Likewise.
5427 (vcvtp_u64_f64): Likewise.
5429 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
5431 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
5432 (arc_init): Check validity mll64 option.
5433 (arc_save_restore): Use double load/store instruction.
5434 (arc_expand_movmem): Likewise.
5435 (arc_split_move): Don't split if we have double load/store
5436 instructions. Returns a boolean.
5437 (arc_process_double_reg_moves): Change function to return boolean
5438 instead of a sequence of instructions.
5439 (arc_dwarf_register_span): New function.
5440 * config/arc/arc-protos.h (arc_split_move): Change prototype.
5441 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
5442 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
5443 (*movdf_insn): Likewise.
5444 * config/arc/arc.opt (mll64): New option.
5445 * config/arc/predicates.md (even_register_operand): New predicate.
5446 * doc/invoke.texi (ARC Options): Add mll64 documentation.
5448 2016-01-25 Richard Biener <rguenther@suse.de>
5451 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
5452 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
5454 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
5456 2016-01-25 Richard Biener <rguenther@suse.de>
5458 PR tree-optimization/69376
5459 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
5461 (VN_INFO_ANTI_RANGE_P): New inline.
5462 (VN_INFO_RANGE_TYPE): Likewise.
5463 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
5464 SSA_NAME_ANTI_RANGE_P.
5465 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
5466 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5467 Properly query VN_INFO_RANGE_TYPE.
5469 2016-01-25 Nick Clifton <nickc@redhat.com>
5472 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
5474 2016-01-23 Tom de Vries <tom@codesourcery.com>
5476 PR tree-optimization/69426
5477 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
5480 2016-01-23 Jakub Jelinek <jakub@redhat.com>
5482 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
5483 "the the" with "the" in the comments.
5484 * ipa-devirt.c (build_type_inheritance_graph,
5485 update_type_inheritance_graph): Likewise.
5486 * tree.c (build_function_type_list_1): Likewise.
5487 * cfgloopmanip.c (scale_loop_profile): Likewise.
5488 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
5489 * gimple-ssa-split-paths.c
5490 (find_block_to_duplicate_for_splitting_paths): Likewise.
5491 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
5492 * expr.c (convert_move): Likewise.
5493 * var-tracking.c (vt_stack_adjustments): Likewise.
5494 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5495 * tree-vrp.c (test_for_singularity): Likewise.
5497 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
5498 directly instead of building a temporary tree.
5501 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
5502 remove <algorithm> include.
5504 2016-01-22 Jakub Jelinek <jakub@redhat.com>
5507 * config/i386/i386.c: Include dojump.h.
5508 (expand_small_movmem_or_setmem,
5509 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
5511 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
5512 if dynamic_check != -1.
5514 2016-01-21 Jeff Law <law@redhat.com>
5517 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
5518 record_temporary_equivalences. Rewritten to avoid unnecessary calls
5519 into dominated_by_p.
5520 (cprop_into_successor_phis): Avoid unnecessary tests.
5522 2016-01-22 Richard Henderson <rth@redhat.com>
5525 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
5526 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
5528 2016-01-22 Michael Matz <matz@suse.de>
5530 * system.h (string, algorithm): Include only conditionally.
5531 (new): Include always under C++.
5532 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
5533 * final.c (toplevel): Ditto.
5534 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
5535 * genconditions.c (write_header): Make gencondmd.c define
5537 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
5539 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
5540 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
5542 2016-01-22 Christian Bruel <christian.bruel@st.com>
5545 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
5547 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5550 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
5551 define_insn_and_split. Ensure operands[1] and operands[0] do not
5552 get assigned the same register.
5554 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5556 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
5558 2016-01-22 Christian Bruel <christian.bruel@st.com>
5560 * config/arm/arm-c.c (arm_pragma_target_parse):
5561 Remove warn_builtin_macro_redefined overwrite.
5563 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
5565 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
5566 flag_non_call_exceptions compatibility.
5568 2016-01-22 Jakub Jelinek <jakub@redhat.com>
5571 * dwarf2out.c (add_child_die_after): New function.
5572 (dwarf_qual_info_t): New type.
5573 (dwarf_qual_info): New variable.
5574 (qualified_die_p): New function.
5575 (modified_type_die): For -fdebug-types-section, ensure
5576 canonical order of qualifiers. Put qualified DIEs adjacent
5577 to the corresponding non-qualified type DIE and search there
5578 for existing qualified DIEs.
5580 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
5582 * doc/extend.texi (scalar_storage_order type attribute): Document
5583 restriction on type punning and aliasing, and remove future tense.
5585 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
5588 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
5591 2016-01-21 Jeff Law <law@redhat.com>
5594 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
5595 useless call to record_temporary_equivalences.
5596 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
5597 allocate 10 slots in the bb_path vector and let it grow as needed.
5598 (fsm_find_control_statement_thread_paths): Similarly for the next_path
5601 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
5603 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
5605 * configure: Regenerate.
5607 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
5609 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
5610 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
5612 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
5615 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
5616 drop EXPAND_INITIALIZER.
5617 * rtl.h (contains_symbolic_reference_p): Declare.
5618 * rtlanal.c (contains_symbolic_reference_p): New function.
5619 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
5620 a subtraction into a NOT if symbolic constants are involved.
5622 2016-01-21 Anton Blanchard <anton@samba.org>
5623 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5626 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
5628 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
5631 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
5633 * config/microblaze/microblaze.c
5634 (get_branch_target): New.
5635 (insert_wic_for_ilb_runout): New.
5637 (microblaze_machine_dependent_reorg): New.
5638 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
5639 * config/microblaze/microblaze.md
5640 (UNSPEC_IPREFETCH): Define.
5641 (iprefetch): New pattern
5642 * config/microblaze/microblaze.opt
5643 (mxl-prefetch): New flag.
5645 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
5647 * config/microblaze/microblaze.h
5648 (FIXED_REGISTERS): Update in macro.
5649 (CALL_USED_REGISTERS): Update in macro.
5651 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
5653 PR rtl-optimization/68920
5654 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
5657 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
5659 PR rtl-optimization/68990
5660 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
5661 pseudo instead of inheritance ones.
5663 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
5664 Nick Clifton <nickc@redhat.com>
5668 * config/mips/mips.c (mips_compute_frame_info): Initialise
5669 args_size and hard_frame_pointer_offset fields of the frame
5670 structure before calling mips_global_pointer.
5672 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
5674 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
5676 * configure: Regenerate.
5678 2016-01-21 Richard Biener <rguenther@suse.de>
5680 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
5682 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
5684 * config/s390/s390.c (s390_asm_declare_function_size): Add code
5685 to actually emit the .size directive.
5687 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
5688 Jakub Jelinek <jakub@redhat.com>
5692 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
5693 args array size by one to avoid buffer overflow.
5695 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
5697 * config/s390/s390.md (pool_section_start): Use switch_to_section
5698 to select proper read-only data section instead of hardcoding
5700 (pool_section_end): Use switch_to_section to match the above.
5702 2016-01-21 Richard Biener <rguenther@suse.de>
5704 PR tree-optimization/69378
5705 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
5706 (set_ssa_val_to): Use it for dominance checks taking into
5707 account not executable edges.
5709 2016-01-21 Jakub Jelinek <jakub@redhat.com>
5712 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
5713 for bitsize instead of GET_MODE_PRECISION (mode).
5715 2016-01-20 Martin Sebor <msebor@redhat.com>
5718 * extend.texi (__sync Builtins): Clarify the semantics of
5719 __sync_fetch_and_OP built-ins on pointers.
5720 (__atomic Builtins): Same.
5722 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5723 Sebastian Pop <s.pop@samsung.com>
5725 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
5726 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
5727 (is_valid_rename): Same.
5728 (translate_isl_ast_to_gimple::get_rename): Same.
5729 (translate_isl_ast_to_gimple::rename_all_uses): Same.
5730 (translate_isl_ast_to_gimple::rename_uses): Same.
5731 (get_new_name): Check for close_phi nodes.
5732 (copy_loop_phi_args): Use phi_node_kind.
5733 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
5734 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
5736 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5737 Sebastian Pop <s.pop@samsung.com>
5739 Revert commit r229783.
5740 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
5741 Remove use of parameter_rename_map.
5743 (copy_internal_parameters): Remove.
5744 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
5745 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
5746 (free_sese_info): Do not free parameter_rename_map.
5747 (set_rename): Do not use parameter_rename_map.
5748 (rename_uses): Update call to set_rename.
5749 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
5750 * sese.h (parameter_rename_map_t): Remove.
5751 (struct sese_info_t): Remove field parameter_rename_map.
5753 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5754 Sebastian Pop <s.pop@samsung.com>
5756 * graphite-isl-ast-to-gimple.c: Fix comment.
5757 * graphite-scop-detection.c (defined_in_loop_p): New.
5758 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
5759 names defined in loop.
5761 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5762 Sebastian Pop <s.pop@samsung.com>
5764 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5765 Discard unstructured if-then-else regions.
5767 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5768 Sebastian Pop <s.pop@samsung.com>
5770 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
5771 (cleanup_loop_iter_dom): Remove.
5772 (build_loop_iteration_domains): Remove.
5773 (build_scop_context): Remove.
5774 (build_scop_iteration_domain): Remove.
5775 (add_loop_constraints): New.
5776 (build_iteration_domains): New.
5777 (build_poly_scop): Call build_iteration_domains.
5779 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5780 Sebastian Pop <s.pop@samsung.com>
5782 * graphite-scop-detection.c
5783 (scop_detection::harmful_loop_in_region): Free dom and loops.
5784 (scop_detection::loop_body_is_valid_scop): Free bbs.
5786 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5787 Sebastian Pop <s.pop@samsung.com>
5789 * graphite-scop-detection.c (record_loop_in_sese): New.
5790 (gather_bbs::before_dom_children): Call record_loop_in_sese.
5791 (build_scops): Remove call to build_sese_loop_nests.
5792 * sese.c (sese_record_loop): Remove.
5793 (build_sese_loop_nests): Remove.
5794 (new_sese_info): Remove region->loops.
5795 (free_sese_info): Same.
5796 * sese.h (sese_contains_loop): Same.
5797 (build_sese_loop_nests): Remove.
5798 (sese_contains_loop): Remove.
5800 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5801 Sebastian Pop <s.pop@samsung.com>
5803 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
5804 loop_is_valid_in_scop.
5805 (scop_detection::harmful_stmt_in_region): Renamed
5806 harmful_loop_in_region.
5807 Call loop_is_valid_in_scop.
5809 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5810 Sebastian Pop <s.pop@samsung.com>
5812 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
5815 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5816 Sebastian Pop <s.pop@samsung.com>
5818 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
5819 * graphite.h (struct poly_bb): Remove field is_reduction.
5820 (PBB_IS_REDUCTION): Remove.
5822 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
5823 Sebastian Pop <s.pop@samsung.com>
5825 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
5826 (add_pdr_constraints): Same.
5827 (scop_get_reads): Same.
5828 (scop_get_must_writes): Same.
5829 (scop_get_may_writes): Same.
5830 (scop_get_original_schedule): Same.
5831 (extend_schedule): Same.
5832 (apply_schedule_on_deps): Same.
5833 (carries_deps): Same.
5834 (compute_deps): Same.
5835 (scop_get_dependences): Same.
5836 * graphite-isl-ast-to-gimple.c
5837 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
5838 * graphite-optimize-isl.c (get_schedule_for_band): Same.
5839 (get_schedule_for_band_list): Same.
5840 (get_schedule_map): Same.
5841 (apply_schedule_map_to_scop): Same.
5842 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
5843 (build_loop_iteration_domains): Same.
5844 (add_condition_to_pbb): Same.
5845 (add_param_constraints): Same.
5846 (pdr_add_memory_accesses): Same.
5847 (pdr_add_data_dimensions): Same.
5849 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
5851 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
5854 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
5856 * common.opt (feliminate-dwarf2-dups): Replace references to
5857 "DWARF 2" with just "DWARF".
5858 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
5859 * doc/extend.texi: Likewise.
5860 * doc/cpp.texi: Likewise.
5861 * doc/invoke.texi: Likewise.
5862 (Option Summary): Add -gdwarf to list of Debugging Options.
5863 (Debugging Options): Document -gdwarf.
5864 * doc/contrib.texi: Spell "DWARF" like that.
5866 2016-01-21 Jakub Jelinek <jakub@redhat.com>
5868 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
5869 warning. Fix up formatting.
5872 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
5873 attempt to mark memory input operand addressable and
5874 call prepare_gimple_addressable in that case. Don't adjust
5875 input_location for diagnostics, use error_at instead.
5877 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
5879 * config/rs6000/ppc-auxv.h: New file.
5880 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
5882 (cpu_supports): Likewise.
5883 * config/rs6000/rs6000.c: include "ppc-auxv.h".
5884 (cpu_is_info): New variable.
5885 (cpu_supports_info): Likewise.
5886 (tcb_verification_symbol): Likewise.
5887 (cpu_builtin_p): Likewise.
5888 (cpu_expand_builtin): New function.
5889 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
5890 (rs6000_init_builtins): Likewise.
5891 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
5892 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
5893 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
5894 * configure: Regenerate.
5895 * config.in: Likewise.
5896 * doc/extend.texi (PowerPC Built-in Functions): Document
5897 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
5899 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
5902 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
5904 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
5907 2016-01-20 Richard Henderson <rth@redhat.com>
5913 * tree.c (tm_define_builtin): New.
5914 (find_tm_vector_type): New.
5915 (build_tm_vector_builtins): New.
5916 (build_common_builtin_nodes): Call it.
5918 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
5920 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
5921 (arm_fp_ok): Likewise.
5923 (arm_crypto): Likewise.
5925 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
5926 Richard Biener <rguenther@suse.de>
5928 PR tree-optimization/69328
5929 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
5930 vectors have same number of elements.
5931 (vectorizable_condition): Fix masked version recognition.
5933 2016-01-20 Richard Biener <rguenther@suse.de>
5935 PR tree-optimization/69345
5936 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
5937 (VN_INFO_PTR_INFO): Likewise.
5938 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
5939 info when it is equal between non-dominating SSA names.
5940 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5941 Make sure to look at original SSA infos.
5943 2016-01-20 Jeff Law <law@redhat.com>
5946 * config/m68k/predicates.md (pow2_m1_operand): New predicate
5948 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
5949 (pc_or_label_operand): New predicate.
5950 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
5951 tests for small integers that are 2^n - 1.
5953 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
5955 * doc/invoke.texi (Options Summary): Add '.' after @xref.
5957 2016-01-19 Jeff Law <law@redhat.com>
5960 * tree-ssa-threadbackwards.c
5961 (fsm_find_control_statement_thread_paths): Do not try to lookup
5962 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
5964 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
5966 * doc/lto.texi: Remove text that says only Gold has linker plugin
5969 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
5971 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
5972 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
5973 the DIE accordingly.
5974 (modified_type_die): Add REVERSE parameter and pass it recursively,
5975 as well as to base_type_die. Adjust presence check accordingly.
5976 (base_type_for_mode): Adjust call to modified_type_die.
5977 (add_type_attribute): Add REVERSE parameter and pass it to
5979 (generic_parameter_die): Adjust call to add_type_attribute.
5980 (add_scalar_info): Likewise.
5981 (add_subscript_info): Likewise.
5982 (gen_array_type_die): Likewise.
5983 (gen_descr_array_type_die): Likewise.
5984 (gen_entry_point_die): Likewise.
5985 (gen_enumeration_type_die): Likewise.
5986 (gen_formal_parameter_die): Likewise.
5987 (gen_subprogram_die): Likewise.
5988 (gen_variable_die ): Likewise.
5989 (gen_const_die): Likewise.
5990 (gen_field_die): Likewise.
5991 (gen_pointer_type_die): Likewise.
5992 (gen_reference_type_die): Likewise.
5993 (gen_ptr_to_mbr_type_die): Likewise.
5994 (gen_inheritance_die): Likewise.
5995 (gen_subroutine_type_die): Likewise.
5996 (gen_typedef_die): Likewise.
5997 (force_type_die): Adjust call to modified_type_die.
5999 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
6001 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
6002 flow throughout the file. Fix broken link to Objective-C 2.0
6004 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
6007 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
6009 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
6011 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6014 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
6015 (maybe_record_node): Record cxa_pure_virtual as the only possible
6016 target if there are not ohter candidates.
6017 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
6019 2016-01-19 Richard Biener <rguenther@suse.de>
6021 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
6022 (get_memory_order): Likewise.
6024 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
6026 * tree-vect-stmts.c (vectorizable_store): Check
6029 2016-01-19 David Malcolm <dmalcolm@redhat.com>
6032 * gcc.c (driver::decode_argv): Add call to
6033 init_opts_obstack before init_options_struct.
6034 * opts.c (init_opts_obstack): Remove idempotency.
6035 (init_options_struct): Replace call to init_opts_obstack
6036 with a gcc_assert to verify that it has already been called.
6037 * toplev.c (toplev::main): Add call to init_opts_obstack before
6038 calls to init_options_struct.
6039 (toplev::finalize): Move cleanup of opts_obstack next to
6040 cleanup of save_decoded_options, clearing the latter, and
6041 save_decoded_options_count.
6043 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6046 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
6047 attribute to unconditional. Remove %? from output template.
6049 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
6050 Jiong Wang <jiong.wang@arm.com>
6052 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
6053 generated from different expand order.
6055 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
6057 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
6058 Add support for CCMP costing.
6060 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
6062 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
6063 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
6064 (fccmpe<mode>): Likewise.
6065 (fcmp): Rename to fcmp and globalize pattern.
6067 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
6068 (aarch64_gen_ccmp_next): Add FP support.
6070 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
6072 * target.def (gen_ccmp_first): Update documentation.
6073 (gen_ccmp_next): Likewise.
6074 * doc/tm.texi (gen_ccmp_first): Update documentation.
6075 (gen_ccmp_next): Likewise.
6076 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
6077 expand_ccmp_expr_1. Improve comments.
6078 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
6079 (ccmp_ior<mode>): Remove pattern.
6080 (cmp<mode>): Remove expand.
6081 (cmp): Globalize pattern.
6082 (cstorecc4): Use cc_register.
6083 (mov<mode>cc): Remove ccmp_cc_register check.
6084 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
6085 Simplify after removal of CC_DNE/* modes.
6086 (aarch64_ccmp_mode_to_code): Remove.
6087 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
6088 In 'k' case use integer as condition.
6089 (aarch64_nzcv_codes): Remove inverted cases.
6090 (aarch64_code_to_ccmode): Remove.
6091 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
6092 comparison with CC register to be used in folowing CCMP/branch/CSEL.
6093 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
6094 pattern. Return the comparison with CC register. Invert conditions
6096 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
6097 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
6099 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6101 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
6102 instrumented_version.
6104 2016-01-19 Richard Biener <rguenther@suse.de>
6106 PR tree-optimization/69336
6107 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
6108 handled components with get_ref_base_and_extent.
6109 (equal_mem_array_ref_p): Adjust.
6111 2016-01-19 Jakub Jelinek <jakub@redhat.com>
6114 * shrink-wrap.c: Include valtrack.h.
6115 (move_insn_for_shrink_wrap): Add DEBUG argument. If
6116 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
6117 in between insn and where it will be moved to. Call
6118 dead_debug_insert_temp.
6119 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
6120 first and dead_debug_local_finish at the end.
6121 For uses and defs bitmap, handle all regs in between REGNO and
6122 END_REGNO, not just the first one.
6124 2016-01-19 Richard Biener <rguenther@suse.de>
6126 PR tree-optimization/69352
6127 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
6128 (equal_mem_array_ref_p): Constrain size and max size properly.
6129 Compare the reverse flag.
6131 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
6133 * ira.c (ira): Update regstat data if we deleted insns.
6135 2016-01-19 Jakub Jelinek <jakub@redhat.com>
6137 PR rtl-optimization/68955
6138 PR rtl-optimization/64557
6139 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
6140 here. Fix up formatting.
6141 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
6143 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6146 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
6147 assume that the node has body.
6148 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
6151 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6153 * lto-streamer-out.c (lto_output): Do not stream instrumentation
6156 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
6158 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
6159 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
6161 2016-01-19 Martin Jambor <mjambor@suse.cz>
6162 Martin Liska <mliska@suse.cz>
6163 Michael Matz <matz@suse.de>
6165 * Makefile.in (OBJS): Add new source files.
6166 (GTFILES): Add hsa.c.
6167 * common.opt (disable_hsa): New variable.
6168 (-Whsa): New warning.
6169 * config.in (ENABLE_HSA): New.
6170 * configure.ac: Treat hsa differently from other accelerators.
6171 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
6173 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
6174 * doc/install.texi (Configuration): Document --with-hsa-runtime,
6175 --with-hsa-runtime-include, --with-hsa-runtime-lib and
6177 * doc/invoke.texi (-Whsa): Document.
6178 (hsa-gen-debug-stores): Likewise.
6179 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
6180 to invoke offload compiler for hsa acclerator.
6181 * opts.c (common_handle_option): Determine whether HSA offloading
6182 should be performed.
6183 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
6184 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
6185 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
6186 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
6187 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
6188 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
6189 GF_OMP_FOR_KIND_GRID_LOOP.
6190 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
6191 (pp_gimple_stmt_1): Likewise.
6192 * gimple-walk.c (walk_gimple_stmt): Likewise.
6193 * gimple.c (gimple_build_omp_grid_body): New function.
6194 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
6195 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
6196 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
6197 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
6198 GF_OMP_TEAMS_GRID_PHONY.
6199 (gimple_statement_omp_single_layout): Updated comments.
6200 (gimple_build_omp_grid_body): New function.
6201 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
6202 (gimple_omp_for_grid_phony): New function.
6203 (gimple_omp_for_set_grid_phony): Likewise.
6204 (gimple_omp_parallel_grid_phony): Likewise.
6205 (gimple_omp_parallel_set_grid_phony): Likewise.
6206 (gimple_omp_teams_grid_phony): Likewise.
6207 (gimple_omp_teams_set_grid_phony): Likewise.
6208 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
6209 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
6210 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
6211 (BUILT_IN_GOMP_TARGET): Updated type.
6212 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
6213 (adjust_for_condition): New function.
6214 (get_omp_for_step_from_incr): Likewise.
6215 (extract_omp_for_data): Moved parts to adjust_for_condition and
6216 get_omp_for_step_from_incr.
6217 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
6218 (fixup_child_record_type): Bail out if receiver_decl is NULL.
6219 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
6220 (scan_omp_parallel): Do not create child functions for phony
6222 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
6223 (scan_omp_1_op): Checking assert we are not remapping to
6224 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
6225 (parallel_needs_hsa_kernel_p): New function.
6226 (expand_parallel_call): Register apprpriate parallel child
6227 functions as HSA kernels.
6228 (grid_launch_attributes_trees): New type.
6229 (grid_attr_trees): New variable.
6230 (grid_create_kernel_launch_attr_types): New function.
6231 (grid_insert_store_range_dim): Likewise.
6232 (grid_get_kernel_launch_attributes): Likewise.
6233 (get_target_argument_identifier_1): Likewise.
6234 (get_target_argument_identifier): Likewise.
6235 (get_target_argument_value): Likewise.
6236 (push_target_argument_according_to_value): Likewise.
6237 (get_target_arguments): Likewise.
6238 (expand_omp_target): Call get_target_arguments instead of looking
6239 up for teams and thread limit.
6240 (grid_expand_omp_for_loop): New function.
6241 (grid_arg_decl_map): New type.
6242 (grid_remap_kernel_arg_accesses): New function.
6243 (grid_expand_target_kernel_body): New function.
6244 (expand_omp): Call it.
6245 (lower_omp_for): Do not emit phony constructs.
6246 (lower_omp_taskreg): Do not emit phony constructs but create for them
6247 a temporary variable receiver_decl.
6248 (lower_omp_taskreg): Do not emit phony constructs.
6249 (lower_omp_teams): Likewise.
6250 (lower_omp_grid_body): New function.
6251 (lower_omp_1): Call it.
6252 (grid_reg_assignment_to_local_var_p): New function.
6253 (grid_seq_only_contains_local_assignments): Likewise.
6254 (grid_find_single_omp_among_assignments_1): Likewise.
6255 (grid_find_single_omp_among_assignments): Likewise.
6256 (grid_find_ungridifiable_statement): Likewise.
6257 (grid_target_follows_gridifiable_pattern): Likewise.
6258 (grid_remap_prebody_decls): Likewise.
6259 (grid_copy_leading_local_assignments): Likewise.
6260 (grid_process_kernel_body_copy): Likewise.
6261 (grid_attempt_target_gridification): Likewise.
6262 (grid_gridify_all_targets_stmt): Likewise.
6263 (grid_gridify_all_targets): Likewise.
6264 (execute_lower_omp): Call grid_gridify_all_targets.
6265 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
6266 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
6267 (tree_omp_clause): Added union field dimension.
6268 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
6269 * tree.c (omp_clause_num_ops): Added number of arguments of
6270 OMP_CLAUSE__GRIDDIM_.
6271 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
6272 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
6273 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
6274 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
6275 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
6276 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
6277 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
6278 * tree-pass.h (make_pass_gen_hsail): Declare.
6279 (make_pass_ipa_hsa): Likewise.
6280 * ipa-hsa.c: New file.
6281 * lto-section-in.c (lto_section_name): Add hsa section name.
6282 * lto-streamer.h (lto_section_type): Add hsa section.
6283 * timevar.def (TV_IPA_HSA): New.
6284 * hsa-brig-format.h: New file.
6285 * hsa-brig.c: New file.
6286 * hsa-dump.c: Likewise.
6287 * hsa-gen.c: Likewise.
6290 * toplev.c (compile_file): Call hsa_output_brig.
6291 * hsa-regalloc.c: New file.
6293 2016-01-18 Jeff Law <law@redhat.com>
6295 PR tree-optimization/69320
6296 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
6297 ranged object, do nothing if the RHS constant is not [0..1].
6298 (optimize_stmt): Comparing a boolean ranged object against a
6299 constant outside [0..1] results in a compile-time constant.
6301 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
6304 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
6306 * doc/invoke.texi (Invoking GCC): Add new section to menu.
6307 (Option Summary): Update to reflect new section and moved options.
6308 (C++ Dialect Options): Move -fstats to new section.
6309 (Debugging Options): Move all dump, statistics, and other GCC
6310 developer options to new section. Rewrite section introduction
6311 and re-order remaining options to put the more basic ones first.
6312 (Optimization Options): Move -fira-verbose and -flto-report* to
6314 (Developer Options): New section incorporating moved options.
6315 * doc/cppopts.texi (-dM): Update cross-reference.
6317 2016-01-18 Richard Henderson <rth@redhat.com>
6320 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
6321 operands to pseudo only if CSE is expected. Split long immediate
6322 operands only after reload, and for the stack pointer.
6323 (*add<GPI>3_pluslong): Remove.
6324 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
6325 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
6326 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
6327 (*add<GPI>3 peepholes): New.
6328 (*add<GPI>3 splitters): New.
6329 * config/aarch64/constraints.md (Upl): New.
6330 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
6332 2016-01-18 Richard Biener <rguenther@suse.de>
6334 PR tree-optimization/69297
6335 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
6337 (vect_bb_vectorization_profitable_p): Clear visited flag again.
6339 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
6342 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
6343 of mixind vector and scalar types.
6344 (fold_relational_const): Add handling of vector
6345 comparison with boolean result.
6346 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
6347 comparison of vector operands with boolean result for EQ/NE only.
6348 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
6349 (verify_gimple_cond): Likewise.
6350 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
6353 2016-01-18 Joseph Myers <joseph@codesourcery.com>
6355 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
6358 2016-01-18 Richard Biener <rguenther@suse.de>
6361 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
6363 2016-01-18 Tom de Vries <tom@codesourcery.com>
6365 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
6367 2016-01-18 Tom de Vries <tom@codesourcery.com>
6369 * omp-low.c (set_oacc_fn_attrib): Make extern.
6370 * omp-low.h (set_oacc_fn_attrib): Declare.
6371 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
6372 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
6373 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
6374 Add and handle function parameter oacc_kernels_p.
6375 (find_reduc_addr, get_omp_data_i_param): New function.
6376 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
6377 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
6378 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
6379 Calculate dominance info. Skip loops that are not in a kernels region
6380 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
6381 (pass_parallelize_loops::execute): Call parallelize_loops with
6382 oacc_kernels_p argument.
6383 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
6384 New member function.
6385 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
6386 * passes.def: Add argument to pass_parallelize_loops instantation.
6388 2016-01-18 Tom de Vries <tom@codesourcery.com>
6390 * tree-parloops.c (pass_parallelize_loops::execute): Allow
6391 pass_parallelize_loops to be run outside the loop pipeline.
6393 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
6395 * tree-scalar-evolution.c (follow_copies_to_constant): New.
6396 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
6398 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
6401 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
6402 using get_ref_base_and_extent.
6403 (equal_mem_array_ref_p): New.
6404 (hashable_expr_equal_p): Add call to previous.
6406 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
6409 * tree-sra.c (disqualified_constants, constant_decl_p): New.
6410 (sra_initialize): Allocate disqualified_constants.
6411 (sra_deinitialize): Free disqualified_constants.
6412 (disqualify_candidate): Update disqualified_constants when appropriate.
6413 (create_access): Scan for constant-pool entries as we go along.
6414 (scalarizable_type_p): Add check against type_contains_placeholder_p.
6415 (maybe_add_sra_candidate): Allow constant-pool entries.
6416 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
6417 (initialize_constant_pool_replacements): New.
6418 (sra_modify_assign): Avoid mangling assignments created by previous,
6419 and don't generate writes into constant pool.
6420 (sra_modify_function_body): Call initialize_constant_pool_replacements.
6422 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
6424 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
6426 (scalar_chain::convert_op): Likewise.
6427 * config/i386/i386.md (*andndi3_doubleword): New.
6429 2016-01-18 Richard Biener <rguenther@suse.de>
6431 PR tree-optimization/69170
6432 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
6433 building a vector from scalar results of a pattern stmt.
6435 2016-01-18 Jakub Jelinek <jakub@redhat.com>
6437 * haifa-sched.c (autopref_multipass_init): Work around
6438 -Wmaybe-uninitialized warning.
6440 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
6442 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
6443 against the constant 0.
6445 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6447 PR tree-optimization/68799
6448 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
6449 look up phi candidates in the statement-candidate map.
6450 (phi_add_costs): Likewise.
6451 (record_phi_increments): Likewise.
6452 (phi_incr_cost): Likewise.
6453 (ncd_with_phi): Likewise.
6454 (all_phi_incrs_profitable): Likewise.
6456 2016-01-17 Jakub Jelinek <jakub@redhat.com>
6458 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
6459 -Wmaybe-uninitialized warning.
6461 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
6463 * doc/invoke.texi (Invoking GCC): Add new section to menu.
6464 (Option Summary): Update to reflect new section and moved options.
6465 (C++ Dialect Options): Move -fvtable-verify and related options.
6466 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
6467 and profiling-related options.
6468 (Optimization Options): Move profile generation options and
6469 -fstack-protector and related options.
6470 (Instrumentation Options): New section incorporating moved options.
6471 (Code Generation Options): Move -finstrument-functions and
6472 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
6474 2016-01-16 Tom de Vries <tom@codesourcery.com>
6476 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
6478 2016-01-16 Tom de Vries <tom@codesourcery.com>
6480 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
6482 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
6484 * hash-table.h (hash_table::empty): Turn into an inline wrapper
6485 that checks whether the table is already empty. Rename the
6486 original implementation to...
6487 (hash_table::empty_slot): ...this new private function.
6489 2016-01-15 David Malcolm <dmalcolm@redhat.com>
6492 * diagnostic-show-locus.c (layout::print_source_line): Move x
6493 offset of line until after call to
6494 get_line_width_without_trailing_whitespace.
6496 2016-01-15 Jeff Law <law@redhat.com>
6498 PR tree-optimization/69270
6499 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
6500 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
6501 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
6502 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
6503 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
6504 ssa_name_has_boolean_range and constant_boolean_node.
6506 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
6508 PR rtl-optimization/69030
6509 * lra-spills.c (remove_pseudos): Check nrefs and make the function
6511 (spill_pseudos): Delete debug insn for dead pseudo.
6512 (lra_spill): Initiate spill_hard_reg and slots memory separately.
6514 2016-01-15 Jiong Wang <jiong.wang@arm.com>
6516 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
6518 (TYPES_UNOPUS): Likewise.
6519 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
6520 builtin type, from UNOP to UNOPUS.
6521 (lbtruncuv4sf): Likewise.
6522 (lbtruncuv2df): Likewise.
6523 (lrounduv2sf): Likewise.
6524 (lrounduv4sf): Likewise.
6525 (lrounduv2df): Likewise.
6526 (lroundusf): Likewise.
6527 (lroundusf): Likewise.
6528 (lceiluv2sf): Likewise.
6529 (lceiluv4sf): Likewise.
6530 (lceiluv2df): Likewise.
6531 (lceilusf): Likewise.
6532 (lceiludf): Likewise.
6533 (lflooruv2sf): Likewise.
6534 (lflooruv4sf): Likewise.
6535 (lflooruv2df): Likewise.
6536 (lfloorusf): Likewise.
6537 (lfloorudf): Likewise.
6538 (lfrintnuv2sf): Likewise.
6539 (lfrintnuv4sf): Likewise.
6540 (lfrintnuv2df): Likewise.
6541 (lfrintnusf): Likewise.
6542 (lfrintnudf): Likewise.
6543 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
6545 (vcvtq_u32_f32): Likewise.
6546 (vcvtq_u64_f64): Likewise.
6547 (vcvta_u32_f32): Likewise.
6548 (vcvtaq_u32_f32): Likewise.
6549 (vcvtaq_u64_f64): Likewise.
6550 (vcvtm_u32_f32): Likewise.
6551 (vcvtmq_u32_f32): Likewise.
6552 (vcvtmq_u64_f64): Likewise.
6553 (vcvtn_u32_f32): Likwise.
6554 (vcvtnq_u32_f32): Likewise.
6555 (vcvtnq_u64_f64): Likewise.
6556 (vcvtp_u32_f32): Likewise.
6557 (vcvtpq_u32_f32): Likewise.
6558 (vcvtpq_u64_f64): Likewise.
6559 (vcvtmd_u64_f64): Likewise.
6560 (vcvtms_u32_f32): Likewise.
6561 (vcvtad_u64_f64): Likewise.
6562 (vcvtas_u32_f32): Likewise.
6563 (vcvtnd_u64_f64): Likewise.
6564 (vcvtns_u32_f32): Likewise.
6565 (vcvtpd_u64_f64): Likewise.
6566 (vcvtps_u32_f32): Likewise.
6568 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6570 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
6571 CSEL of zero_extended registers.
6573 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6575 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
6576 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
6578 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6580 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
6581 false when argument string is not found in the attributes table
6584 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
6587 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
6588 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
6589 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
6592 2016-01-15 Richard Biener <rguenther@suse.de>
6594 PR tree-optimization/66856
6595 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
6596 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
6597 (vect_create_new_slp_node): Increment stmt reference count.
6598 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
6599 an SLP tree before swapping operands.
6600 (vect_build_slp_tree): Likewise.
6601 (destroy_bb_vec_info): Free stmt info after SLP instances.
6602 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
6603 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
6604 (STMT_VINFO_NUM_SLP_USES): New macro.
6606 2016-01-15 Richard Biener <rguenther@suse.de>
6609 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
6610 (add_linkage_name): ... here.
6611 (gen_typedef_die): Use add_linkage_name_raw instead of
6612 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
6615 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
6617 * gimplify.c (oacc_default_clause): Decode reference and pointer
6618 types for both kernels and parallel regions.
6620 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
6623 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
6625 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
6627 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
6628 (convert_scalars_to_vector): Likewise.
6630 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
6632 * doc/extend.texi (Type Traits): Fix grammar.
6634 2016-01-15 Martin Jambor <mjambor@suse.cz>
6636 * tree-inline.c (remap_decl): Use existing dclarations if
6637 remapping a type and prevent_decl_creation_for_types.
6638 (replace_locals_stmt): Do an initial remapping of non-VLA typed
6639 decls first. Do real remapping with
6640 prevent_decl_creation_for_types set.
6641 * tree-inline.h (copy_body_data): New field
6642 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
6645 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6647 * config/s390/s390.opt (mmvcle): More verbose help text.
6649 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
6651 * config/s390/s390.opt: Add period to -mzvector option text.
6653 2016-01-15 Richard Biener <rguenther@suse.de>
6655 PR tree-optimization/68961
6656 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
6657 of invariants in stores again.
6659 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
6661 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
6663 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
6665 * config/i386/i386.c (ix86_expand_branch): Don't split
6666 DI mode xor instruction to SI mode.
6668 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
6671 * ipa-icf.c (sem_function::merge): Virtual functions may become
6672 reachable even if they address is not taken and there are no
6675 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
6677 * lto-streamer-out.c (subtract_estimated_size): New function.
6678 (get_symbol_initial_value): Use it.
6680 2016-01-15 Christian Bruel <christian.bruel@st.com>
6683 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
6684 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
6685 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
6686 use add_builtin_function_ext_scope instead of add_builtin_function.
6687 (neon_set_p, neon_crypto_set_p): Remove.
6688 (arm_init_builtins): Always call arm_init_neon_builtins and
6689 arm_init_crypto_builtins.
6690 (arm_expand_builtin): Check that builtins are allowed for the arch.
6691 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
6692 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
6693 arm_init_neon_builtins call.
6695 2016-01-15 Richard Biener <rguenther@suse.de>
6697 PR tree-optimization/69117
6698 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
6699 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
6700 of the leader conservatively.
6701 (free_scc_vn): Restore original SSA name infos.
6703 2016-01-14 Jeff Law <law@redhat.com>
6705 PR tree-optimization/69270
6706 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
6707 single bit of precision, verify it's also unsigned.
6708 (record_edge_info): Use constant_boolean_node rather than fold_convert
6709 to convert boolean_true/boolean_false to the right type.
6711 2016-01-14 Richard Henderson <rth@redhat.com>
6714 * loop-doloop.c (record_reg_sets): New.
6715 (doloop_optimize): Reject the transform if the sequence
6716 clobbers registers live at the end of the loop block.
6717 (doloop_optimize_loops): Enable df_live if needed.
6719 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6721 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
6722 * gcc/config/rs6000/rs6000.c: Likewise.
6723 * gcc/config/rs6000/rs6000.h: Likewise.
6724 * gcc/config/rs6000/rs6000.md: Likewise.
6725 * gcc/doc/extend.texi: Likewsie.
6727 2016-01-14 Jeff Law <law@redhat.com>
6729 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
6732 2016-01-14 Richard Henderson <rth@redhat.com>
6736 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
6737 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
6738 instead of builtin_decl_declared_p to test for declaration.
6740 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
6742 * doc/loop.texi (Loop Analysis and Representation): Document
6743 loop_depth function.
6745 2016-01-14 Tom de Vries <tom@codesourcery.com>
6747 PR tree-optimization/68773
6748 * omp-low.c (expand_omp_target): Don't set force_output.
6749 * varpool.c (varpool_node::get_create): Same.
6750 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
6751 offload_funcs with force_output.
6753 2016-01-14 Jakub Jelinek <jakub@redhat.com>
6756 * lra-eliminations.c (move_plus_up): Don't change anything if either
6757 the outer or inner subreg mode is not MODE_INT.
6758 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
6759 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
6761 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
6763 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
6764 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
6765 reduc_uplus_@var{m}): Remove.
6766 * expr.c (expand_expr_real_2): Remove expansion path for
6767 reduc_[us](min|max|plus) optabs.
6768 * optabs-tree.c (scalar_reduc_to_vector): Remove.
6769 * optabs-tree.h (scalar_reduc_to_vector): Remove.
6770 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
6771 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
6772 * tree-vect-loop.c (vectorizable_reduction): Remove test for
6773 reduc_[us](min|max|plus) optabs.
6775 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
6777 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
6778 (reduc_plus_scal_v2sf): New.
6779 (reduc_smax_v2sf): Rename to...
6780 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
6781 (reduc_smin_v2sf): Rename to...
6782 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
6784 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
6786 * alias.c (compare_base_symbol_refs): New function.
6787 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
6790 2016-01-14 Jakub Jelinek <jakub@redhat.com>
6793 PR tree-optimization/69155
6794 * tree-complex.c: Include cfganal.h.
6795 (phis_to_revisit): New variable.
6796 (extract_component): Add phiarg_p argument. Assert that returned
6797 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
6798 (update_phi_components): Partly rewrite to use loop over real/imag
6799 components instead of code duplication. If extract_component returns
6800 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
6801 create_tmp_reg into the PHI node instead, and mention the phi triplet
6803 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
6804 in phis_to_revisit at the end.
6806 2016-01-14 Richard Biener <rguenther@suse.de>
6808 PR tree-optimization/68060
6809 * tree-vect-loop.c (vect_is_simple_reduction): Check the
6810 outer loop reduction is only used in the inner loop before
6811 detecting a double reduction.
6813 2016-01-14 Jakub Jelinek <jakub@redhat.com>
6816 * combine.c (expand_field_assignment): Punt if compute_mode is
6817 unsupported scalar mode.
6819 2016-01-14 Richard Biener <rguenther@suse.de>
6821 PR tree-optimization/66856
6822 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
6823 SLP node only if it built successfully.
6824 (vect_analyze_slp_instance): Adjust.
6826 2016-01-14 Jeff Law <law@redhat.com>
6828 PR tree-optimization/69270
6829 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
6830 (record_edge_info): Use it. Convert boolean_{true,false}_node
6833 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
6836 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
6837 use block_ultimate_origin
6838 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
6840 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
6842 * doc/invoke.texi (Submodel Options): Rename section to
6843 "Machine-Dependent Options" to better reflect its content.
6844 Rewrite introductory text to remove archaic CPU names.
6847 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
6849 * doc/invoke.texi (Code Gen Options): Move section up in file,
6850 before target-specific options. Update menu and option summary
6851 to reflect the new section ordering.
6853 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
6855 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
6856 (C++ Dialect Options): Add cross-reference to -std option.
6857 * doc/standards.texi (C++ Language): Document C++14 support.
6859 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
6861 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
6862 for pack/unpack functions for __ibm128.
6863 (PACK_IF): Likewise.
6864 (UNPACK_IF): Likewise.
6866 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
6867 support for __ibm128 pack/unpack functions.
6868 (rs6000_invalid_builtin): Likewise.
6869 (rs6000_init_builtins): Likewise.
6870 (rs6000_opt_masks): Likewise.
6872 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
6873 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
6875 (RS6000_BTM_COMMON): Likewise.
6877 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
6878 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
6879 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
6880 128-bit floating point. Add support for the double values to be
6881 in Altivec registers for TF/IF packing and unpacking, but restrict
6882 TD packing sub-fields to be FPR registers. Don't allow overlapped
6883 register support for packing. Allow pack inputs to be memory
6884 locations. Don't build generator functions for unpack<mode>_dm
6885 and unpack<mode>_nodm.
6886 (unpack<mode>_dm): Likewise.
6887 (unpack<mode>_nodm): Likewise.
6888 (pack<mode>): Likewise.
6890 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
6891 built-in functions to pack/unpack explicit __ibm128 values.
6892 (__builtin_unpack_ibm128): Likewise.
6894 * doc/extend.texi (PowerPC Built-in Functions): Document
6895 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
6897 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
6900 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
6901 Add new arg loc and pass it down as context.
6902 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
6903 to the location to use for the warning.
6904 (check_function_arguments): New arg loc. All callers changed. Pass
6905 it to check_function_nonnull.
6906 * c-common.h (check_function_arguments): Adjust declaration.
6908 2016-01-13 Jakub Jelinek <jakub@redhat.com>
6910 PR tree-optimization/69156
6911 * gimple.c (validate_type): Removed.
6912 (gimple_builtin_call_types_compatible_p): Use
6913 useless_type_conversion_p instead of validate_type.
6914 * value-prof.c (gimple_stringop_fixed_value): Fold
6915 icall_size to correct type.
6917 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
6919 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
6922 2016-01-13 Richard Henderson <rth@redhat.com>
6925 * target.def (builtin_tm_load, builtin_tm_store): Remove.
6926 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
6927 (ix86_builtin_tm_store): Remove.
6928 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
6929 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
6930 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
6931 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
6932 * doc/tm.texi: Rebuild.
6934 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
6935 (BUILT_IN_TM_MEMCPY_RTWN): New.
6936 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
6937 fallback from vector to integer helpers.
6938 (build_tm_load): Handle vector types directly, instead of
6940 (build_tm_store): Likewise.
6941 (expand_assign_tm): Prepare for register types not handled by
6942 the above. Copy them to memory and use memcpy.
6943 * tree.c (tm_define_builtin): New.
6944 (find_tm_vector_type): New.
6945 (build_tm_vector_builtins): New.
6946 (build_common_builtin_nodes): Call it.
6948 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
6950 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
6951 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
6953 2016-01-13 Tom de Vries <tom@codesourcery.com>
6955 PR tree-optimization/69169
6956 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
6957 handled_struct_type param.
6958 (create_variable_info_for, intra_create_variable_infos): Call
6959 create_variable_info_for_1 with extra arg.
6961 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
6963 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
6964 and "armv8.1-a+crc" entries.
6966 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
6969 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
6970 Change first operand predicate from register_or_constm1_operand
6971 to register_operand.
6972 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
6973 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
6974 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
6975 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
6976 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
6977 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
6978 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
6979 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
6980 comparison with constm1_rtx from vec_prefetch_gen part.
6982 2016-01-13 Richard Biener <rguenther@suse.de>
6984 PR tree-optimization/69013
6985 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
6986 Exchange assert for a test.
6988 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6991 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
6993 2016-01-13 Richard Biener <rguenther@suse.de>
6995 PR tree-optimization/69242
6996 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
6997 assert with a check.
6999 2016-01-13 Richard Biener <rguenther@suse.de>
7001 PR tree-optimization/69186
7002 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
7003 Properly guard vect_update_misalignment_for_peel call.
7005 2016-01-12 Jeff Law <law@redhat.com>
7007 PR tree-optimization/pr67755
7008 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
7009 "need_profile_correction".
7010 (thread_block_1): Initialize new field to false by default. If we
7011 have multiple thread paths through a common joiner to different
7012 final targets, then set new field to true.
7013 (compute_path_counts): Only do count adjustment when it's really
7016 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
7018 * doc/invoke.texi (Spec Files): Move section down in file, past
7019 all command-line option descriptions.
7021 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7024 * doc/gty.texi: Remove documentation of mark_hook.
7025 * gengtype.c (struct write_types_data): Remove code to support
7026 mark_hook attribute.
7027 (walk_type): Likewise.
7028 (write_func_for_structure): Likewise.
7030 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
7032 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
7033 Directory Options, and -specs= to Overall Options.
7034 (Overall Options): Adjust similarly. Reorder to group related
7035 options together. Make -specs= cross-reference the spec file details.
7036 (Directory Options): Adjust similarly.
7038 2016-01-12 Jeff Law <law@redhat.com>
7040 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
7042 2016-01-12 Olivier Hainque <hainque@adacore.com>
7044 * gcc.c (spec_undefvar_allowed): New global.
7045 (process_command): Set to true when running for --version or --help,
7047 (getenv_spec_function): When the variable is not defined, use the
7048 variable name as the variable value if we're allowed not to issue
7051 2016-01-12 Bin Cheng <bin.cheng@arm.com>
7053 PR tree-optimization/68911
7054 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
7055 information computed for expression "init + nit * step".
7057 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
7059 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
7060 about name of GCC executable. Remove deleted node from menu.
7061 (Directory Options) <-B>: Remove cross-reference to deleted node.
7062 (Target Options): Delete section.
7064 2016-01-12 Christian Bruel <christian.bruel@st.com>
7067 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
7068 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
7070 2016-01-12 Jakub Jelinek <jakub@redhat.com>
7073 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
7074 aligned_mem is properly set for AVX512-VL floating point masked
7078 * ifcvt.c (cond_exec_process_if_block): When removing the last
7079 insn from then_bb, remove also any possible barriers that follow it.
7081 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
7085 * config/i386/iamcu.h (SIZE_TYPE): New macro.
7086 (PTRDIFF_TYPE): Likewise.
7087 (WCHAR_TYPE): Likewise.
7088 (WCHAR_TYPE_SIZE): Likewise.
7089 (STDINT_LONG32): Likewise.
7091 2016-01-12 Richard Biener <rguenther@suse.de>
7093 PR tree-optimization/69053
7094 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
7095 convert initial value for cond reductions.
7097 2016-01-12 Richard Biener <rguenther@suse.de>
7099 PR tree-optimization/69007
7100 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
7101 widen_sum after dot_prod and sad.
7103 2016-01-12 Richard Biener <rguenther@suse.de>
7105 PR tree-optimization/69168
7106 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
7107 pattern stmt SLP type.
7108 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
7109 end up unused so cope with that case.
7111 2016-01-12 Richard Biener <rguenther@suse.de>
7113 PR tree-optimization/69157
7114 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
7115 stmts def type only during analyze phase.
7116 (vectorizable_call): Likewise.
7117 (vectorizable_simd_clone_call): Likewise.
7118 (vectorizable_conversion): Likewise.
7119 (vectorizable_assignment): Likewise.
7120 (vectorizable_shift): Likewise.
7121 (vectorizable_operation): Likewise.
7122 (vectorizable_store): Likewise.
7123 (vectorizable_load): Likewise.
7125 2016-01-12 Richard Biener <rguenther@suse.de>
7127 PR tree-optimization/69174
7128 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
7130 (vectorizable_load): Properly compute the number of loads needed
7131 for permuted strided SLP loads and do not spuriously assign
7132 to SLP_TREE_VEC_STMTS.
7134 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
7136 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
7137 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
7138 (MD_EXEC_PREFIX): Remove.
7139 (MD_STARTFILE_PREFIX) Removee.
7140 (FILE_NAME_ABSOLUTE_P): Remove.
7141 (CPP_SPEC): Do not read macros from sys/version.h.
7142 (LINK_COMMAND_SPEC): Remove.
7143 (LOCAL_INCLUDE_DIR): Remove.
7144 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
7145 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
7146 (POST_LINK_SPEC): Define to invoke stubify after linker
7147 (LIBSTDCXX): Remove define
7148 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
7149 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
7150 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
7151 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
7152 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
7153 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
7154 (i386_djgpp_asm_named_section): Add propotype of new procedure
7156 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
7157 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
7158 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
7159 in config/i386/djgpp.h).
7160 (STANDARD_STARTFILE_PREFIX_2): Define identical to
7161 STANDARD_STARTFILE_PREFIX_1.
7162 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
7163 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
7164 installation errors.
7165 (MAX_OFILE_ALIGNMENT): Define to 128.
7166 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
7168 * config/i386/djgpp.c: New file. Add implementation of
7169 i386_djgpp_asm_named_section.
7171 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
7173 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
7174 Add rule for building djgpp.o.
7176 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7178 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
7179 (rtx_is_swappable_p): Reductions are swappable.
7180 (insn_is_swappable_p): V2DF reductions are swappable.
7182 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
7184 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
7185 reloads for other unsupported memory operands.
7187 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
7188 Jim Wilson <jim.wilson@linaro.org>
7191 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
7192 copy_to_mode_reg instead of force_reg.
7194 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
7197 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
7198 TARGET_80387 is true.
7200 2016-01-11 Jakub Jelinek <jakub@redhat.com>
7203 * lra-eliminations.c (move_plus_up): Only move plus up
7204 if subreg of the constant can be simplified into constant
7205 and use the simplified subreg of the constant instead of
7206 the original constant.
7208 * fold-const.c (fold_convertible_p): Don't return true
7209 for conversion of VECTOR_TYPE to same sized integral type.
7210 (fold_convert_loc): Fix up formatting. Fold conversion of
7211 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
7212 instead of NOP_EXPR.
7214 PR tree-optimization/69214
7215 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
7216 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
7219 PR tree-optimization/69207
7220 * tree-vect-slp.c (vect_get_constant_vectors): For
7221 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
7222 fold_convertible_p to vector_type's element type, and always
7223 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
7225 2016-01-11 Richard Biener <rguenther@suse.de>
7227 PR tree-optimization/69173
7228 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
7229 fixup the cycle if all stmts are in a pattern.
7231 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
7234 * alias.c (base_alias_check): Move check for addresses with
7235 alignment ANDs before the call for compare_base_decls.
7236 (memrefs_conflict_p): Return -1 for different decls
7237 that went through alignment adjustments.
7239 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7241 PR rtl-optimization/68796
7242 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
7243 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
7244 and QImode comparisons against zero with CC_NZmode.
7245 * config/aarch64/iterators.md (short_mask): New mode_attr.
7247 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
7249 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
7250 (<avx512>_store<mode>_mask): Likewise.
7252 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
7253 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7255 PR rtl-optimization/68841
7256 * ifcvt.c (struct noce_if_info): Add orig_x field.
7257 (bbs_ok_for_cmove_arith): Add to_rename parameter.
7258 Don't record conflicts on to_rename if it's present.
7259 Allow memory destinations in sets.
7260 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
7261 blocks, passing orig_x to the checks.
7262 (noce_process_if_block): Set if_info->orig_x appropriately.
7264 2016-01-11 Tom de Vries <tom@codesourcery.com>
7266 PR tree-optimization/69069
7267 * tree-parloops.c (create_parallel_loop): Add missing phi args.
7269 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
7271 PR rtl-optimization/68920
7272 * config/i386/i386.c (ix86_option_override_internal): Restrict number
7273 of conditional moves for RTL if-conversion to 1 for
7274 TARGET_ONE_IF_CONV_INSN.
7275 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
7276 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
7277 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
7278 parameter to restirct number of conditional moves for
7280 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
7281 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
7284 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
7287 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
7288 onepart vars. Fix typo in comment. Fix reversed condition in
7290 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
7293 * var-tracking.c (dump_onepart_variable_differences): New.
7294 (dataflow_set_different): If a detailed dump is requested,
7295 delay early returns and dump differences between onepart
7296 variables present before and after, and added variables.
7298 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
7301 * expr.c (expand_expr_real_1): For boolean vector constants
7302 with a scalar mode use const_scalar_mask_from_tree.
7303 (const_scalar_mask_from_tree): New.
7304 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
7305 assigned to a mask type to handle constants.
7307 2016-01-11 Martin Jambor <mjambor@suse.cz>
7310 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
7311 useless parameters if we cannot change function signature.
7313 2016-01-11 Martin Jambor <mjambor@suse.cz>
7316 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
7319 2016-01-11 Tom de Vries <tom@codesourcery.com>
7321 PR tree-optimization/69109
7322 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
7325 2016-01-11 Tom de Vries <tom@codesourcery.com>
7327 PR tree-optimization/69108
7328 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
7329 res is not used in a phi.
7331 2016-01-11 Yury Gribov <y.gribov@samsung.com>
7334 * common.opt (frandom-seed): Fix parameter name.
7335 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
7337 2016-01-11 Tom de Vries <tom@codesourcery.com>
7339 PR tree-optimization/69058
7340 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
7343 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
7345 * config/arc/arc.opt (mdiv-rem): Add period to the end.
7346 (mcode-density): Likewise.
7348 2016-01-10 Tom de Vries <tom@codesourcery.com>
7350 PR tree-optimization/69062
7351 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
7352 (parallelize_loops): Don't paralelize loop that has phi with address
7355 2016-01-10 Tom de Vries <tom@codesourcery.com>
7357 PR tree-optimization/69039
7358 * tree-parloops.c (try_create_reduction_list): Only allow single exit
7361 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
7364 * match.pd: Require target has function_c99_misc before doing
7365 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
7367 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
7369 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
7371 * configure: Regenerate.
7373 2016-01-09 Jakub Jelinek <jakub@redhat.com>
7376 PR tree-optimization/69097
7377 * fold-const.h (expr_not_equal_to): New prototype.
7378 * fold-const.c: Include stringpool.h and tree-ssanames.h.
7379 (expr_not_equal_to): New function.
7380 * match.pd (X % -Y is the same as X % Y): Don't optimize
7381 unless X is known not to be equal to minimum or Y is known
7382 not to be equal to -1.
7383 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
7384 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
7385 (simplify_stmt_using_ranges): Adjust caller.
7386 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
7387 substitute_and_fold.
7389 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
7391 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
7394 2016-01-08 Jakub Jelinek <jakub@redhat.com>
7396 PR tree-optimization/69167
7397 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
7398 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
7400 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
7402 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
7403 Richard Biener <rguenther@suse.de>
7405 PR tree-optimization/68707
7406 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
7407 instances that can be handled via vect_load_lanes.
7409 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
7411 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
7412 if we can't determine address equivalence.
7413 * alias.c (compare_base_decl): Update for changed return value of
7414 symtab_node::equal_address_to.
7416 2016-01-08 Jason Merrill <jason@redhat.com>
7420 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
7421 * expr.c (store_field): Not here.
7422 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
7423 call with TREE_ADDRESSABLE type.
7424 * tree-cfg.c (verify_gimple_call): Adjust.
7426 2016-01-08 Olivier Hainque <hainque@adacore.com>
7428 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
7431 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
7433 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
7434 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
7435 (reduc_smin_v2sf): Rename to...
7436 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
7437 (reduc_splus_v2sf): Rename to...
7438 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
7440 2016-01-08 Jakub Jelinek <jakub@redhat.com>
7442 PR tree-optimization/69162
7443 * gimplify.c (gimplify_va_arg_expr): Encode original type of
7444 valist argument in another argument.
7445 (gimplify_modify_expr): Adjust for the above change. Cleanup.
7446 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
7447 to determine the va_list type, build a MEM_REF instead of
7448 build_fold_indirect_ref.
7450 PR tree-optimization/69172
7451 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
7454 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
7456 PR tree-optimization/67781
7457 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
7458 and cmpnop in two steps: first the ones not accessed in original
7459 gimple expression in a endian independent way and then the ones not
7460 accessed in the final result in an endian-specific way.
7462 2016-01-08 Jakub Jelinek <jakub@redhat.com>
7464 PR tree-optimization/69083
7465 * tree-vect-slp.c (vect_get_constant_vectors): For
7466 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
7467 element type. If op is fold_convertible_p to vector_type's element
7468 type, use NOP_EXPR instead of VCE.
7470 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
7472 PR rtl-optimization/67778
7473 PR rtl-optimization/68634
7474 PR rtl-optimization/68909
7475 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
7476 block from the stack until done with it. Remove a superfluous
7477 bitmap set. Remove a superfluous bitmap test.
7479 2016-01-07 Martin Sebor <msebor@redhat.com>
7482 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
7483 constraint on the type of arguments.
7485 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
7487 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
7488 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
7489 unaligned_access on the gcc_options set.
7490 * config/arm/arm.c (arm_option_override_internal): Use
7491 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
7493 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
7496 * config/i386/i386.c (ix86_frame_pointer_required): Enable
7497 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
7499 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
7502 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
7505 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
7506 depending on frame_pointer_needed before remaining integer and SSE
7507 registers are saved.
7509 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
7512 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
7514 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
7517 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
7518 Use the "xBm" constraint.
7519 (float<sseintvecmodelower><mode>2<mask_name><round_name):
7521 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
7522 (sse_cvtsi2ssq<round_name>): Likewise.
7523 (sse_cvtss2si<round_name>): Likewise.
7524 (sse_cvtss2siq<round_name>): Likewise.
7525 (sse2_cvtsi2sdq<round_name>): Likewise.
7526 (sse2_cvtsd2si<round_name>): Likewise.
7527 (sse2_cvtsd2siq<round_name>): Likewise.
7528 * config/i386/subst.md (round_nimm_scalar_predicate): New
7531 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
7534 * varasm.c (make_decl_rtl): Mark invalid register vars as
7537 PR rtl-optimization/66206
7538 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
7539 All callers changed.
7541 2016-01-07 Jakub Jelinek <jakub@redhat.com>
7543 PR tree-optimization/69141
7544 * tree-ssa-pre.c: Include langhooks.h.
7545 (eliminate_dom_walker::before_dom_children): Use
7546 lang_hooks.decl_printable_name instead of
7547 cgraph_node::get ()->name ().
7550 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
7551 it and DECL_ALIGN too.
7553 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
7555 * config/mips/mips-ftypes.def: Sort to lexicographical order.
7557 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
7561 depending on frame_pointer_needed before remaining integer and SSE
7562 registers are saved.
7564 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7566 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
7567 mode iterator with VSX_M2.
7568 (*p9_vecstore_<mode>): Likewise.
7569 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
7570 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
7571 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
7572 (define_split for VSX_LE128 stores): Likewise.
7573 (define_peephole2 for TImode LE swaps): Likewise.
7574 (define_split for VSX_LE128 post-reload stores): Likewise.
7576 2016-01-06 Marek Polacek <polacek@redhat.com>
7579 * convert.c (convert_to_integer_1): Adjust call to
7580 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
7581 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
7582 EXPR instead of ARG.
7583 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
7585 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
7588 * doc/extend.texi (RL78 Variable Attributes): New section.
7590 2016-01-05 Marek Polacek <polacek@redhat.com>
7593 * builtins.c (get_memmodel): Use expansion point location rather than
7594 the input location. Call warning_at rather than warning.
7595 (expand_builtin_atomic_compare_exchange): Likewise.
7596 (expand_builtin_atomic_load): Likewise.
7597 (expand_builtin_atomic_store): Likewise.
7598 (expand_builtin_atomic_clear): Likewise.
7600 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
7603 * config/i386/i386.c (ix86_expand_vector_logical_operator):
7604 Replace nonimmediate_operand with vector_operand.
7605 * config/i386/predicates.md (vector_operand): New predicate.
7606 (general_vector_operand): Replace nonimmediate_operand with
7608 * config/i386/sse.md: Replace nonimmediate_operand with
7609 vector_operand and m constraint with Bm constraint on SSE
7610 patterns with 16-byte memory operand.
7611 * config/i386/subst.md (round_nimm_predicate): Replace
7612 nonimmediate_operand with vector_operand.
7613 (round_saeonly_nimm_predicate): Likewise.
7614 (round_saeonly_nimm_scalar_predicate): New.
7616 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
7619 * config/i386/constraints.md (Bm): New constraint.
7620 * config/i386/predicates.md (vector_memory_operand): New
7622 * config/i386/sse.md: Replace xm with xBm in plusminus and
7625 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
7628 * doc/extend.texi (V850 Function Attributes): New section.
7629 (V850 Variable Attributes): New section.
7631 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
7634 * doc/extend.texi (MicroBlaze Function Attributes): Document
7635 interrupt_handler and fast_interrupt attributes.
7637 2016-01-05 Sergei Trofimovich <siarheit@google.com>
7640 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
7641 for local symbolic operands.
7642 * config/ia64/predicates.md (local_symbolic_operand64): New
7645 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7647 PR rtl-optimization/68651
7648 * combine.c (combine_simplify_rtx): Canonicalize x + x into
7651 2016-01-05 Nathan Sidwell <nathan@acm.org>
7653 * alias.c (compare_base_decls): Use symtab_node::get.
7655 2016-01-05 Nick Clifton <nickc@redhat.com>
7658 * ira-costs.c (copy_cost): Initialise the t_icode field of the
7659 secondary_reload_info structure.
7662 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
7663 decls if weak support is available.
7665 2016-01-04 Martin Sebor <msebor@redhat.com>
7667 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
7669 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7671 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
7672 OPTION_MASK_P9_DFORM.
7674 * config/rs6000/constraints.md (wo constraint): New constraint for
7677 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
7679 (rs6000_init_hard_regno_mode_ok): Likewise.
7681 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
7684 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
7685 expanders not to have constraints. Add support for ISA 3.0 xxperm
7686 instruction. Add support for fusing xxlor with xxperm.
7687 (altivec_vperm_<mode>_internal): Likewise.
7688 (altivec_vperm_v8hiv16qi): Likewise.
7689 (altivec_vperm_<mode>v16q): Likewise.
7690 (altivec_vperm_<mode>_uns): Likewise.
7691 (vperm_v8hiv4si): Likewise.
7692 (vperm_v16qiv8hi): Likewise.
7694 * doc/md.texi (RS/6000 constraints): Document wo constraint.
7696 2016-01-04 Jakub Jelinek <jakub@redhat.com>
7698 Update copyright years.
7700 * gcc.c (process_command): Update copyright notice dates.
7701 * gcov-dump.c (print_version): Ditto.
7702 * gcov.c (print_version): Ditto.
7703 * gcov-tool.c (print_version): Ditto.
7704 * gengtype.c (create_file): Ditto.
7705 * doc/cpp.texi: Bump @copying's copyright year.
7706 * doc/cppinternals.texi: Ditto.
7707 * doc/gcc.texi: Ditto.
7708 * doc/gccint.texi: Ditto.
7709 * doc/gcov.texi: Ditto.
7710 * doc/install.texi: Ditto.
7711 * doc/invoke.texi: Ditto.
7713 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
7715 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
7716 modes larger than TImode as TImode if NEON is not enabled.
7718 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
7721 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
7722 mode for %f0-%f31 only if TARGET_FPU.
7724 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
7727 * config/sparc/sparc.c (scan_record_type): Take into account subfields
7728 to compute the PACKED_P predicate.
7729 (function_arg_record_value): Minor tweaks.
7731 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7733 * doc/install.texi (--with-multilib-list): Describe the meaning of the
7734 option for arm*-*-* targets.
7736 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
7738 * doc/extend.texi (Common Function Attributes): Move docs for
7739 MSP430-specific attributes to....
7740 (MSP430 Function Attributes): ...here. Delete the redundant
7741 entries and copy-edit the remaining text.
7742 (MSP430 Variable Attributes): Use uniform format for index
7743 entries and add a cross-reference to the corresponding function
7746 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
7748 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
7750 (x86 Options): Likewise.
7752 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
7756 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
7757 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
7758 to corresponding attribute.
7760 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
7762 * doc/extend.texi (Common Function Attributes) <noplt>: Move
7763 to correct alphabetization of table. Copy-edit and correct
7765 <stack_protect>: Likewise.
7766 <target_clones>: Likewise.
7768 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
7769 Correct punctuation.
7770 (Code Gen Options) <-fno-plt>: Copy-edit.
7772 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
7775 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
7776 SI values. Explicitly convert SI to DI and vice-versa.
7778 2016-01-01 Jakub Jelinek <jakub@redhat.com>
7780 PR tree-optimization/69070
7781 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
7782 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
7785 * ubsan.c (ubsan_instrument_float_cast): Call
7786 initialize_sanitizer_builtins.
7789 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
7791 Copyright (C) 2016 Free Software Foundation, Inc.
7793 Copying and distribution of this file, with or without modification,
7794 are permitted in any medium without royalty provided the copyright
7795 notice and this notice are preserved.