1 2016-07-15 Bin Cheng <bin.cheng@arm.com>
3 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
4 (derive_simple_iv_with_niters): New function.
5 (simple_iv): Rewrite using simple_iv_with_niters.
6 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
7 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
9 (number_of_iterations_exit): Rewrite using above function.
10 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
13 2016-07-15 Richard Biener <rguenther@suse.de>
15 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
18 2016-07-14 Jakub Jelinek <jakub@redhat.com>
20 PR tree-optimization/71872
21 * tree-data-ref.c (get_references_in_stmt): Ignore references
22 with is_gimple_constant get_base_address.
24 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
26 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
27 (TARGET_HAVE_LDACQD): New macro.
28 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
29 than TARGET_HAVE_LDACQ.
30 (arm_load_acquire_exclusivedi): Likewise.
31 (arm_store_release_exclusivedi): Likewise.
33 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
35 PR rtl-optimization/71878
36 * lra-constraints.c (match_reload): Pass information about other
37 output operands. Create new unique register value if matching input
38 operand shares same register value as output operand being considered.
39 (curr_insn_transform): Record output operands already processed.
41 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
44 PR tree-optimization/70923
45 * tree-vect-patterns.c: Include mult-synthesis.h.
46 (target_supports_mult_synth_alg): New function.
47 (synth_lshift_by_additions): Likewise.
48 (apply_binop_and_append_stmt): Likewise.
49 (vect_synth_mult_by_constant): Likewise.
50 (target_has_vecop_for_code): Likewise.
51 (vect_recog_mult_pattern): Use above functions to synthesize vector
52 multiplication by integer constants.
54 2016-07-14 Alan Modra <amodra@gmail.com>
56 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
57 gpr alternatives. Correct '*' placement on Y,r alternative.
58 Add '*' on operand 1 of r,r alternative.
60 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
62 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
65 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
67 * gimple.h (stmt_can_terminate_bb_p): New function.
68 * tree-cfg.c (need_fake_edge_p): Rename to ...
69 (stmt_can_terminate_bb_p): ... this; return true if stmt can
70 throw external; handle const and pure calls.
71 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
73 2016-07-14 Richard Biener <rguenther@suse.de>
75 PR tree-optimization/71866
76 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
77 (do_hoist_insertion): Avoid endless recursion when we
78 didn't insert anything because we managed to simplify
79 things down to a constant or SSA name.
80 (fully_constant_expression): Re-write in terms of ...
81 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
82 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
83 vn_nary_build_or_lookup_1.
84 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
85 (vn_nary_build_or_lookup): ... this which now wraps it.
87 2016-07-14 Alan Modra <amodra@gmail.com>
90 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
91 with p9_vector override before power9-dform override.
93 2016-07-13 Andi Kleen <ak@linux.intel.com>
95 * value-prof.c (gimple_value_profile_transformations): Don't run
96 when auto_profile is on.
98 2016-07-13 Andi Kleen <ak@linux.intel.com>
100 * auto-profile.c (update_inlined_ind_target,
101 afdo_indirect_call): Print information to dump file.
103 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
105 * genrecog.c (special_predicate_operand_p): New function.
106 (predicate_name): Move function.
107 (validate_pattern): Don't warn about missing mode for all
108 define_special_predicate predicates.
110 2016-07-13 Bin Cheng <bin.cheng@arm.com>
112 * tree-vect-data-refs.c (vect_no_alias_p): New function.
113 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
114 resolve alias checks which are known at compilation time.
115 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
116 alias checks are resolved. Move dump info for too many runtime
117 alias checks to here...
118 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
120 2016-07-13 Richard Biener <rguenther@suse.de>
122 PR tree-optimization/24574
123 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
124 position and add shift, rotate, divison and modulo support
126 (value_replacement): Pass in argument position to absorbing_element_p.
128 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
131 * ipa-inline-transform.c (inline_call): Support
134 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
136 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
137 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
139 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
140 Baseline. Make initial alternative TARGET_32BIT only.
142 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
143 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
146 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
148 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
149 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
150 availability with TARGET_HAVE_MOVT.
151 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
152 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
153 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
155 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
156 extra instruction if MOVW is available. Use a cost variable
157 incremented by COSTS_N_INSNS (1) when the condition match rather than
158 returning an arithmetic expression based on COSTS_N_INSNS. Make
159 constant with bottom half word zero cost 2 instruction if MOVW is
161 * config/arm/arm.md (define_attr "arch"): Add v8mb.
162 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
163 target is ARMv8-M Baseline.
164 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
165 (arm_movtas_ze): Likewise.
166 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
167 alternative for constants satisfying j constraint.
168 (thumb1_movsi_insn): Likewise.
169 (movsi splitter for K alternative): Tighten condition to not trigger
170 if movt is available and j constraint is satisfied.
171 (Pe immediate splitter): Likewise.
172 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
173 constant fitting in an halfword to use MOVW.
174 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
177 2016-07-13 Richard Biener <rguenther@suse.de>
180 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
181 gimplifying the LHS. Make sure to gimplify a returning twice
182 call LHS without using SSA names.
184 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
186 * tree-data-ref.c (find_data_references_in_stmt): Remove
187 unnecessary call to vec::release.
188 (graphite_find_data_references_in_stmt): Likewise.
189 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
190 * tree-vect-stmts.c (vectorizable_condition): Likewise.
192 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
194 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
195 * genmatch.c (lower_for): Likewise.
196 * haifa-sched.c (haifa_sched_init): Likewise.
197 (add_to_speculative_block): Likewise.
198 (create_check_block_twin): Likewise.
199 * predict.c (handle_missing_profiles): Likewise.
200 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
201 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
202 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
203 (maybe_lower_iteration_bound): Likewise.
204 * tree-ssa-sccvn.c (DFS): Likewise.
205 * tree-stdarg.c (reachable_at_most_once): Likewise.
206 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
207 (vectorizable_store): Likewise.
209 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
211 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
212 (sccvn_dom_walker): make cond_stack an auto_vec.
214 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
216 * ree.c (struct ext_state): Make type of members auto_vec.
217 (find_and_remove_re): Adjust.
219 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
221 * cfgexpand.c (struct stack_vars_data): Make type of fields
223 (expand_used_vars): Adjust.
225 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
227 * ipa.c (record_cdtor_fn): Adjust.
228 (build_cdtor_fns): Likewise.
229 (ipa_cdtor_merge): Make static_ctors and static_dtors local
232 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
234 * genextract.c (struct accum_extract): Add constructor and make
238 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
240 * tree.c (struct free_lang_data_d): Add constructor and change
241 types of members to ones that automatically manage resources.
242 (fld_worklist_push): Adjust.
243 (find_decls_types): Likewise.
244 (find_decls_types_in_eh_region): Likewise.
245 (free_lang_data_in_cgraph): Stop manually creating and
246 destroying members of free_lang_data_d.
248 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
250 PR rtl-optimization/68961
251 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
252 peephole variant. Use sse_reg_operand predicates.
254 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
256 * config/i386/predicates.md (x86_64_immediate_operand)
257 <case CONST_INT>: Remove unneeded truncation to DImode.
259 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
261 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
264 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
265 The xxperm and xxpermr instructions require that the 2nd input
266 operand overlap with the output operand, and not the 1st.
267 (altivec_vperm_v8hiv16qi): Likewise.
268 (altivec_vperm_<mode>_uns_internal): Likewise.
269 (altivec_vpermr_<mode>_internal): Likewise.
270 (vperm_v8hiv4si): Likewise.
271 (vperm_v16qiv8hi): Likewise.
273 2016-07-12 Martin Liska <mliska@suse.cz>
275 * params.def: Add avg-loop niter.
276 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
277 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
278 * doc/invoke.texi: Document the new parameter.
280 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
283 * expr.c (store_constructor): Mask sign-extended bits when widening
284 sub-word constructor element at the start of a word.
286 2016-07-12 Martin Liska <mliska@suse.cz>
288 * Makefile.in: Append rule for params-options.h.
289 * params-options.h: New file.
291 2016-07-12 Martin Liska <mliska@suse.cz>
293 * ira-build.c (mark_loops_for_removal): Properly iterate
296 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
297 Richard Biener <rguenther@suse.de>
299 PR tree-optimization/23286
300 PR tree-optimization/70159
301 * doc/invoke.texi: Document -fcode-hoisting.
302 * common.opt (fcode-hoisting): New flag.
303 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
304 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
305 (do_regular_insertion): Rename to ...
306 (do_pre_regular_insertion): ... this and amend general comments
307 on insertion strathegy.
308 (do_partial_partial_insertion): Rename to ...
309 (do_pre_partial_partial_insertion): ... this.
310 (do_hoist_insertion): New function.
311 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
312 and call do_hoist_insertion properly.
314 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
315 (pass_pre::execute): Register hoist_insert stats.
317 2016-07-12 Jakub Jelinek <jakub@redhat.com>
320 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
321 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
322 is different from mode's bitsize. Small cleanup.
324 2016-07-12 Richard Biener <rguenther@suse.de>
326 PR rtl-optimization/68961
327 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
328 to simplify to a non-constant.
330 2016-07-11 Jakub Jelinek <jakub@redhat.com>
333 * omp-low.c (expand_omp_target): Gimplify device.
335 PR tree-optimization/71823
336 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
337 to get vec_oprnds2 from op2.
339 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
342 Hoist common subexpressions.
343 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
345 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
348 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
349 prevent generation of 'stxsiwx' on pre Power8 hardware.
351 2016-07-11 David Malcolm <dmalcolm@redhat.com>
353 * input.c: Include cpplib.h.
354 (selftest::temp_source_file): New class.
355 (selftest::temp_source_file::temp_source_file): New ctor.
356 (selftest::temp_source_file::~temp_source_file): New dtor.
357 (selftest::should_have_column_data_p): New function.
358 (selftest::test_should_have_column_data_p): New function.
359 (selftest::temp_line_table): New class.
360 (selftest::temp_line_table::temp_line_table): New ctor.
361 (selftest::temp_line_table::~temp_line_table): New dtor.
362 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
363 it to create a temp_line_table.
364 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
365 locations that are known to have column data.
366 (selftest::line_table_case): New struct.
367 (selftest::test_reading_source_line): Move tempfile handling
368 to class temp_source_file.
369 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
370 (selftest::assert_token_loc_eq): New function.
371 (ASSERT_TOKEN_LOC_EQ): New macro.
372 (selftest::test_lexer): New function.
373 (selftest::boundary_locations): New array.
374 (selftest::input_c_tests): Call test_should_have_column_data_p.
375 Loop over a test matrix of interesting values of location and
376 default_range_bits, calling test_lexer on each case in the matrix.
377 Move call to test_accessing_ordinary_linemaps into the matrix.
378 * selftest.h (ASSERT_EQ): Reimplement in terms of...
379 (ASSERT_EQ_AT): New macro.
381 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
384 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
385 Don't convert TImode in debug insn.
387 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
389 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
390 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
391 (tree_type_common::lang_flag_7): New.
392 (tree_type_common::spare): Reduce size.
393 * tree.h (TYPE_ALIGN_OK): Remove.
394 (TYPE_LANG_FLAG_7): New.
395 (get_inner_reference): Adjust header.
396 * print-tree.c (print_node): Adjust.
397 * expr.c (get_inner_reference): Remove parameter keep_aligning.
398 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
399 calls to get_inner_reference.
400 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
401 handling of TYPE_ALIGN_OK.
402 * builtins.c (get_object_alignment_2): Adjust call to
403 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
404 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
406 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
407 * cfgexpand.c (expand_debug_expr): Likewise.
408 * dbxout.c (dbxout_expand_expr): Likewise.
409 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
410 loc_list_from_tree, fortran_common): Likewise.
411 * fold-const.c (optimize_bit_field_compare,
412 decode_field_reference, fold_unary_loc, fold_comparison,
413 split_address_to_core_and_offset): Likewise.
414 * gimple-laddress.c (execute): Likewise.
415 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
416 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
417 * hsa-gen.c (gen_hsa_addr): Likewise.
418 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
419 * tsan.c (instrument_expr): Likewise.
420 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
421 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
422 * tree-affine.c (tree_to_aff_combination,
423 get_inner_reference_aff): Adjust calls to get_inner_reference.
424 * tree-data-ref.c (split_constant_offset_1,
425 dr_analyze_innermost): Likewise.
426 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
427 * tree-sra.c (ipa_sra_check_caller): Likewise.
428 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
429 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
430 bswap_replace): Likewise.
431 * tree-vect-data-refs.c (vect_check_gather,
432 vect_analyze_data_refs): Likewise.
433 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
434 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
437 2016-07-11 David Malcolm <dmalcolm@redhat.com>
439 * Makefile.in (selftest-valgrind): New phony target.
440 * function-tests.c (selftest::build_cfg): Delete pass instances
442 (selftest::convert_to_ssa): Likewise.
443 (selftest::test_expansion_to_rtl): Likewise.
444 * tree-cfg.c (selftest::test_linear_chain): Release dominator
446 (selftest::test_diamond): Likewise.
448 2016-07-11 Richard Biener <rguenther@suse.de>
450 PR tree-optimization/71816
451 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
452 than replacing all of its operands.
454 2016-07-11 Alan Modra <amodra@gmail.com>
456 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
457 (ctr<mode>): Add unspec.
458 (ctr<mode>_internal*): Likewise.
460 2016-07-08 James Bowman <james.bowman@ftdichip.com>
462 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
463 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
465 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
467 PR rtl-optimization/71621
468 * lra-constraints.c (process_alt_operands): Check combination of
471 2016-07-08 Jason Merrill <jason@redhat.com>
472 Richard Biener <rguenther@suse.de>
474 P0145: Refining Expression Order for C++.
475 * gimplify.c (initial_rhs_predicate_for): New.
476 (gimplfy_modify_expr): Gimplify RHS before LHS.
478 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
481 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
482 Allow standard error handling to take over when a wrong number
483 of arguments is presented to __builtin_vec_ld () or
486 2016-07-08 Jiong Wang <jiong.wang@arm.com>
488 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
493 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
494 __builtin_aarch64_fmaxv2sf.
495 (vmaxnmq_f32): Likewise.
496 (vmaxnmq_f64): Likewise.
497 (vminnm_f32): Likewise.
498 (vminnmq_f32): Likewise.
499 (vminnmq_f64): Likewise.
501 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
504 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
505 enable -mfloat128-hardware by default.
506 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
507 that IEEE 128-bit hardware support needs.
508 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
509 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
510 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
511 floating point requires.
512 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
513 -mfloat128 and -mfloat128-hardware changes.
515 2016-07-08 Alan Hayward <alan.hayward@arm.com>
517 PR tree-optimization/71667
518 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
520 2016-07-08 Martin Liska <mliska@suse.cz>
523 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
524 folding produces SAVE_EXPRs, thus return false for the type.
526 2016-07-07 Martin Liska <mliska@suse.cz>
528 * file-find.c (remove_prefix): New function.
529 * file-find.h (remove_prefix): Declare the function.
530 * gcc-ar.c (main): Skip a folder of the wrapper if
531 a wrapped binary would point to the same file.
533 2016-07-07 Jan Hubicka <jh@suse.cz>
535 * tree-scalar-evolution.c (iv_can_overflow_p): export.
536 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
537 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
539 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
542 * ipa-inline-analysis.c (compute_inline_parameters): Set
543 local.can_change_signature to false for intrumentation
546 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
548 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
549 with TARGET_HAVE_MOVT.
550 (TARGET_HAVE_MOVT): Define.
551 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
552 availability with TARGET_HAVE_MOVT.
553 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
555 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
557 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
558 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
559 * config/arm/constraints.md (define_constraint "j"): Use
560 TARGET_HAVE_MOVT to check MOVT availability.
562 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
564 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
566 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
568 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
569 (armv8-m.main): Likewise.
570 (armv8-m.main+dsp): Likewise.
571 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
572 (FL_FOR_ARCH8M_MAIN): Likewise.
573 * config/arm/arm-tables.opt: Regenerate.
574 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
575 armv8-m.main+dsp to BE8_LINK_SPEC.
576 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
577 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
578 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
579 Baseline and Mainline.
580 (arm_option_override_internal): Also disable arm_restrict_it when
581 !arm_arch_notm. Update comment for -munaligned-access to also cover
583 (arm_file_start): Increase buffer size for printing architecture name.
584 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
585 and armv8-m.main+dsp.
586 (mno-unaligned-access): Clarify that this is disabled by default for
587 ARMv8-M Baseline architectures as well.
589 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
591 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
592 decide whether to prevent some libgcc routines being included for some
593 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
594 link between this condition and the one in
595 libgcc/config/arm/lib1func.S.
597 2016-07-07 Richard Biener <rguenther@suse.de>
599 * tree-ssa-pre.c: Include alias.h.
600 (compute_avail): If we have multiple VN_REFERENCEs with the
601 same hashtable entry adjust that to make it a valid replacement
602 for all of them with respect to alignment and aliasing
603 when doing insertion.
604 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
605 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
607 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
611 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
612 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
615 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
617 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
618 (adjust_mems): Adjust.
619 (adjust_insn): Likewise.
620 (prepare_call_arguments): Likewise.
622 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
624 * gcse.c (struct ls_expr): Make stores field a vector.
625 (ldst_entry): Adjust.
626 (free_ldst_entry): Likewise.
627 (print_ldst_list): Likewise.
628 (compute_ld_motion_mems): Likewise.
629 (update_ld_motion_stores): Likewise.
631 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
633 * gcse.c (struct ls_expr): Remove loads field.
634 (ldst_entry): Adjust.
635 (free_ldst_entry): Likewise.
636 (print_ldst_list): Likewise.
637 (compute_ld_motion_mems): Likewise.
639 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
641 * store-motion.c (struct st_expr): Make antic_stores a vector.
642 (st_expr_entry): Adjust.
643 (free_st_expr_entry): Likewise.
644 (print_store_motion_mems): Likewise.
645 (find_moveable_store): Likewise.
646 (compute_store_table): Likewise.
647 (remove_reachable_equiv_notes): Likewise.
648 (replace_store_insn): Likewise.
649 (build_store_vectors): Likewise.
651 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
653 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
654 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
656 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
658 PR tree-optimization/71518
659 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
660 misalign also for outer loops with negative step.
662 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
664 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
665 (cortex_a53_shift): Add mov_shift.
666 (cortex_a53_shift_reg): Add new reservation for register shifts.
667 (cortex_a53_alu): Remove bfm.
668 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
669 (cortex_a53_alu_extr): Add new reservation for EXTR.
670 (bypasses): Improve bypass modelling.
672 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
675 * config/avr/avr.c (avr_asm_select_section): Strip off
676 SECTION_DECLARED from flags when calling get_section.
678 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
680 * tree-vectorizer.h (vect_memory_access_type): Add
681 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
682 * tree-vect-stmts.c (compare_step_with_zero): New function.
683 (perm_mask_for_reverse): Move further up file.
684 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
686 (get_negative_load_store_type): New function.
687 (get_load_store_type): Call it. Add an ncopies argument.
688 (vectorizable_mask_load_store): Update call accordingly and
689 remove tests for negative steps.
690 (vectorizable_store, vectorizable_load): Likewise. Handle new
693 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
695 * tree-vectorizer.h (vect_memory_access_type): New enum.
696 (_stmt_vec_info): Add a memory_access_type field.
697 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
698 (vect_model_store_cost): Take an access type instead of a boolean.
699 (vect_model_load_cost): Likewise.
700 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
701 vect_model_store_cost and vect_model_load_cost.
702 * tree-vect-stmts.c (vec_load_store_type): New enum.
703 (vect_model_store_cost): Take an access type instead of a
704 store_lanes_p boolean. Simplify tests.
705 (vect_model_load_cost): Likewise, but for load_lanes_p.
706 (get_group_load_store_type, get_load_store_type): New functions.
707 (vectorizable_store): Use get_load_store_type. Record the access
708 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
709 (vectorizable_load): Likewise.
710 (vectorizable_mask_load_store): Likewise. Replace is_store
711 variable with vls_type.
713 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
715 * tree-vectorizer.h (vect_grouped_load_supported): Add a
716 single_element_p parameter.
717 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
718 Check the PR65518 case here rather than in vectorizable_load.
719 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
720 * tree-vect-stmts.c (vectorizable_load): Likewise.
722 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
724 * tree-vectorizer.h (gather_scatter_info): New structure.
725 (vect_check_gather_scatter): Return a bool rather than a decl.
726 Replace return-by-pointer arguments with a single
727 gather_scatter_info *.
728 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
729 (vect_analyze_data_refs): Update call accordingly.
730 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
731 (vectorizable_mask_load_store): Likewise. Also record the
732 offset dt and vectype in the gather_scatter_info.
733 (vectorizable_store): Likewise.
734 (vectorizable_load): Likewise.
736 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
738 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
739 strided groups, use the cost of N scalar accesses instead
740 of ncopies vector accesses.
741 (vect_model_load_cost): Likewise.
743 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
745 * tree-vect-stmts.c (vect_cost_group_size): Delete.
746 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
747 variable to indicate when once-per-group costs are being used.
748 (vect_model_load_cost): Likewise. Fix comment and misindented code.
750 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
752 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
753 peeling-for-gaps condition.
755 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
757 * config/s390/s390.c (s390_expand_vec_init): Force initializer
758 element to register if it doesn't match general_operand.
760 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
761 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
763 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
765 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
766 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
767 (SIGNBIT): New mode iterator.
768 (Fsignbit): New mode attribute.
769 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
770 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
771 when direct moves are available.
772 (signbit<mode>2_dm): New define_insn_and_split).
773 (signbit<mode>2_dm2): New define_insn.
775 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
777 PR rtl-optimization/71594
778 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
779 into subregs of appropriate mode before trying to emit a conditional
782 2016-07-05 Jan Hubicka <jh@suse.cz>
784 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
787 2016-07-05 Jan Hubicka <jh@suse.cz>
789 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
791 2016-07-05 Jiong Wang <jiong.wang@arm.com>
793 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
796 2016-07-05 Jan Hubicka <jh@suse.cz>
798 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
801 2016-07-05 Richard Biener <rguenther@suse.de>
803 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
804 Handle empty else block.
805 (is_feasible_trace): Likewise.
806 (split_paths): Likewise.
808 2016-07-05 Richard Biener <rguenther@suse.de>
810 * tree-loop-distribution.c (distribute_loop): Fix issue with
813 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
815 * config/arm/neon-testgen.ml: Delete.
816 * config/arm/neon.ml: Delete.
818 2016-07-04 Jakub Jelinek <jakub@redhat.com>
821 * tree.c (attribute_value_equal): Use get_attribute_name instead of
822 directly using TREE_PURPOSE.
824 2016-07-04 Jiong Wang <jiong.wang@arm.com>
826 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
827 * config/aarch64/aarch64_neon.h: Likewise.
828 * config/aarch64/arm_neon.h: Likewise.
829 * config/aarch64/atomics.md: Likewise.
830 * config/aarch64/aarch64-simd-builtins.def: Likewise.
831 * doc/invoke.texi: Likewise.
833 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
835 * config/s390/s390.md: Add "z13" cpu_facility.
836 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
837 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
838 condition" type instructions.
840 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
841 Jeff Law <law@redhat.com>
843 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
844 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
846 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
848 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
849 permutation for TARGET_AVX512F.
850 (ix86_expand_vec_one_operand_perm_avx512): New function.
851 (expand_vec_perm_1): Invoke introduced function.
852 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
853 it may be not valid after vectorization.
855 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
858 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
859 typo in comment. Only force to memory if it is a weak
862 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
863 Jiong Wang <jiong.wang@arm.com>
865 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
866 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
867 (AARCH64_FL_F16): New.
868 (AARCH64_FL_FOR_ARCH8_2): New.
869 (AARCH64_ISA_8_2): New.
870 (AARCH64_ISA_F16): New.
871 (TARGET_FP_F16INST): New.
872 (TARGET_SIMD_F16INST): New.
873 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
874 ("fp"): Disabling "fp" also disables "fp16".
875 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
876 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
877 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
878 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
880 2016-07-04 Jan Beulich <jbeulich@suse.com>
882 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
884 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
887 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
888 the insns, use an insn form that does not adjust the offset on
889 little endian systems.
891 2016-07-01 Jan Beulich <jbeulich@suse.com>
893 * varasm.c (get_variable_section): Validate initializer in
894 named .bss-like sections.
896 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
898 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
899 Exchange the order of the second and third operands in the vpermr
900 instruction tmeplate.
902 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
905 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
906 Disallow TDmode values.
908 2016-07-01 Alan Modra <amodra@gmail.com>
910 PR rtl-optimization/71709
911 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
912 being set, not referenced.
914 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
916 PR tree-optimization/70729
917 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
918 of loop since it can be not valid after transformation.
920 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
922 * config/arm/arm.c (thumb_reload_in_hi): Delete.
923 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
925 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
927 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
930 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
933 * config/rs6000/constraints.md (wY constraint): New constraint to
934 match the requirements for the LXSD and STXSD instructions.
935 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
936 predicate to match the requirements for the LXSD and STXSD
938 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
939 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
940 to make sure that the bottom 2 bits of offset are 0, the address
941 form is offsettable, and no updating is done in the address mode.
942 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
943 (movdi_internal32): Likewise
944 (movdi_internal64): Likewise.
946 2016-06-30 Jakub Jelinek <jakub@redhat.com>
948 PR tree-optimization/71707
949 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
950 strinfo even for ADDR_EXPR ptr.
952 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
954 * config/rs6000/altivec.md (darn_32): Change the condition to
955 TARGET_P9_MISC instead of TARGET_MODULO.
956 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
957 condition expression.
958 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
959 condition expression.
960 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
961 (DFP_TEST): New code iterator.
962 (dfptstsfi_<code>_mode>): New define_expand.
963 (*dfp_sgnfcnc_<mode>): New define_insn.
964 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
965 definition next to BU_P9_MISC_1 definition and change the MASK
966 value to RS6000_BTM_P9_MISC.
967 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
968 (BU_P9_64BIT_MISC_0): Likewise.
969 (BU_P9_DFP_MISC_0): New macro definition.
970 (BU_P9_DFP_MISC_1): New macro definition.
971 (BU_P9_DFP_MISC_2): New macro definition.
972 (BU_P9_DFP_OVERLOAD_1): New macro definition.
973 (BU_P9_DFP_OVERLOAD_2): New macro definition.
974 (BU_P9_DFP_OVERLOAD_3): New macro definition.
975 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
976 (TSTSFI_LT_TD): Likewise.
977 (TSTSFI_EQ_DD): Likewise.
978 (TSTSFI_EQ_TD): Likewise.
979 (TSTSFI_GT_DD): Likewise.
980 (TSTSFI_GT_TD): Likewise.
981 (TSTSFI_OV_DD): Likewise.
982 (TSTSFI_OV_TD): Likewise.
983 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
984 (TSTSFI_LT_DD): Likewise.
985 (TSTSFI_LT_TD): Likewise.
986 (TSTSFI_EQ): Likewise.
987 (TSTSFI_EQ_DD): Likewise.
988 (TSTSFI_EQ_TD): Likewise.
989 (TSTSFI_GT): Likewise.
990 (TSTSFI_GT_DD): Likewise.
991 (TSTSFI_GT_TD): Likewise.
992 (TSTSFI_OV): Likewise.
993 (TSTSFI_OV_DD): Likewise.
994 (TSTSFI_OV_TD): Likewise.
995 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
996 overloaded test significance functions.
997 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
998 OPTION_MASK_P9_MISC into the representation of this mask.
999 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1001 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1002 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1004 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1005 argument is a 6-bit unsigned literal value if the icode argument
1006 represents a DFP test significance built-in call.
1007 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1008 flag used independently and in combination with the
1009 RS6000_BTM_64BIT flag.
1010 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1011 (rs6000_builtin_mask_names): Add entry for power9-misc
1012 command-line option.
1013 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1014 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1015 RS6000_BTM_P9_MISC macros.
1016 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1017 option and change the description of the -mpower9-vector option to
1018 enable only vector instructions, removing its erroneously claimed
1019 support for scalar instructions.
1020 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1021 the ISA 3.0 digital floating point test significance built-in
1024 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1026 * config/aarch64/aarch64.c (cortexa35_tunings):
1027 Enable AES fusion. Use cortexa57_branch_cost.
1028 (cortexa53_tunings): Use cortexa57_branch_cost.
1029 (cortexa72_tunings): Use cortexa57_branch_cost.
1030 Use AUTOPREFETCHER_WEAK.
1031 (cortexa73_tunings): Use cortexa57_branch_cost.
1033 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1034 James Greenhalgh <james.greenhalgh@arm.com>
1036 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1037 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1038 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1039 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1040 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1041 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1042 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1043 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1044 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1045 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1046 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1047 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1048 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1051 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1052 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1054 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1056 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1058 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1061 * gcc.c (driver::build_option_suggestions): Pass "option" to
1062 add_misspelling_candidates.
1063 * opts-common.c (add_misspelling_candidates): Add "option" param;
1064 use it to avoid adding negated forms for options marked with
1066 * opts.h (add_misspelling_candidates): Add "option" param.
1068 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1071 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1072 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1073 first when permuting bitwise operation with rotate. Cast
1074 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1076 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1078 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1079 for misspelled param names.
1080 * params.c: Include spellcheck.h.
1081 (find_param_fuzzy): New function.
1082 * params.h (find_param_fuzzy): New prototype.
1083 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1084 * spellcheck.h (struct edit_distance_traits<const char *>):
1087 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1089 * config/rs6000/predicates.md (const_0_to_7_operand): New
1090 predicate, recognize 0..7.
1091 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1092 support for doing extracts from V16QImode, V8HImode, V4SImode
1094 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1095 vector extract support.
1096 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1097 for ISA 3.0 vector extract.
1098 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1099 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1100 extracts of a constant element number from small integer vectors
1101 on 64-bit ISA 3.0 systems.
1102 (vsx_extract_<mode>_di): Likewise.
1103 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1104 say when we can do ISA 3.0 vector extracts.
1105 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1106 registers, using the stxsiwx instruction.
1108 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1110 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1111 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1112 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1113 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1114 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1115 * config/arm/arm.c (arm_qdf24xx_tune): New.
1117 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1119 * config/aarch64/aarch64.c (cortexa53_tunings):
1120 Increase loop alignment to 8. Set function alignment to 16.
1121 (cortexa35_tunings): Likewise.
1122 (cortexa57_tunings): Increase loop alignment to 8.
1123 (cortexa72_tunings): Likewise.
1124 (cortexa73_tunings): Likewise.
1126 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1128 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1129 for arm_fp16_ok and arm_fp16_hw.
1130 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1131 arm_fp16_alternative.
1133 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1135 PR tree-optimization/71655
1136 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1137 types when swapping operands.
1139 2016-06-29 Martin Liska <mliska@suse.cz>
1142 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1143 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1144 of build_optimization_node.
1146 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1148 PR tree-optimization/70729
1149 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1150 independent in loops having positive safelen value.
1151 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1152 it may be not valid after vectorization.
1154 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1156 PR tree-optimization/71625
1157 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1158 is sorted by ascending list->offset. If PTR is non-NULL and there is
1159 previous strinfo, call get_stridx_plus_constant.
1160 (get_stridx): Pass exp as second argument to get_addr_stridx.
1161 (addr_stridxptr): Add missing list = list->next, so that there can be
1162 more than one entries in the list. Bump limit from 16 to 32. Ensure
1163 the list is sorted by ascending list->offset.
1164 (get_stridx_plus_constant): Adjust so that it can be also called with
1165 ADDR_EXPR instead of SSA_NAME as PTR.
1166 (handle_char_store): Pass NULL_TREE as second argument to
1169 2016-06-29 Richard Biener <rguenther@suse.de>
1171 PR rtl-optimization/68961
1172 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1174 2016-06-29 Richard Biener <rguenther@suse.de>
1177 * alias.c (component_uses_parent_alias_set_from): Handle
1178 type punning through union accesses by using the union alias set.
1179 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1181 2016-07-29 Richard Biener <rguenther@suse.de>
1183 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1184 precision not matching mode precision.
1186 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1188 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1189 pa_output_arg_descriptor.
1190 (call_val_symref_64bit_post_reload): Likewise.
1191 (call_val_powf_64bit_post_reload): Likewise.
1192 (sibcall_internal_symref_64bit): Likewise.
1193 (sibcall_value_internal_symref_64bit): Likewise.
1195 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1198 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1199 a constant, force its SUBREG_REG into memory or register instead
1202 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1205 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1206 * doc/invoke.texi (AVR Options): Document it.
1208 2016-06-28 Walter Lee <walt@tilera.com>
1210 * config/tilegx/linux.h: Do not include arch/icache.h
1211 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1212 * config/tilepro/linux.h: Do not include arch/icache.h
1213 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1215 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1217 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1218 for big-endian BIT_FIELD_REF.
1220 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1222 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1223 ('size' attribute): Add '128'.
1225 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1226 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1227 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1228 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1229 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1230 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1231 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1232 *trunc<mode>df2_odd): Set size attribute to '128'.
1233 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1234 * config/rs6000/power6.md (power6-fp): Include dfp type.
1235 * config/rs6000/power7.md (power7-fp): Likewise.
1236 * config/rs6000/power8.md (power8-fp): Likewise.
1237 * config/rs6000/power9.md: New file.
1238 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1239 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1240 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1242 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1243 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1244 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1245 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1246 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1247 dfp_dscri_<mode>): Change type attribute to dfp.
1248 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1249 attribute to vecsimple.
1250 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1251 and prefetch streams.
1252 (rs6000_option_override_internal): Remove temporary code setting
1253 tuning to power8. Don't set rs6000_sched_groups for power9.
1254 (last_scheduled_insn): Change to rtx_insn *.
1255 (divide_cnt, vec_load_pendulum): New variables.
1256 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1257 (rs6000_issue_rate): Set issue rate for Power9.
1258 (is_power9_pairable_vec_type): New.
1259 (power9_sched_reorder2): New.
1260 (rs6000_sched_reorder2): Call new function for Power9 specific
1262 (insn_must_be_first_in_group): Remove Power9.
1263 (insn_must_be_last_in_group): Likewise.
1264 (force_new_group): Likewise.
1265 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1266 Initialize divide_cnt/vec_load_pendulum.
1267 (_rs6000_sched_context, rs6000_init_sched_context,
1268 rs6000_set_sched_context): Handle context save/restore of new
1271 2016-06-28 Richard Biener <rguenther@suse.de>
1273 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1274 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1275 COMPONENT_REF operand.
1276 (nonoverlapping_component_refs_p): Likewise.
1277 * stor-layout.c (start_bitfield_representative): Mark
1278 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1280 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1282 * Makefile.in: Don't cat ../stage_current if it does not exist.
1284 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1285 last argument is a bit-field.
1287 PR rtl-optimization/71673
1288 * internal-fn.c (expand_arith_overflow_result_store): Use
1289 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1290 expand_simple_binop.
1293 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1294 expand_ifn_atomic_compare_exchange): New functions.
1295 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1296 * tree.h (build_call_expr_internal_loc): Rename to ...
1297 (build_call_expr_internal_loc_array): ... this. Fix up type of
1299 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1300 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1301 ATOMIC_COMPARE_EXCHANGE result.
1302 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1303 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1304 fold_builtin_atomic_compare_exchange): New prototypes.
1305 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1306 fold_builtin_atomic_compare_exchange): New functions..
1307 * tree-ssa.c (execute_update_addresses_taken): If
1308 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1309 of call when finding addressable vars, and if such var becomes
1310 non-addressable, call fold_builtin_atomic_compare_exchange.
1312 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1315 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1316 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1318 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1320 * config/rs6000/rs6000.md ('type' attribute): Add
1321 veclogical,veccmpfx,vecexts,vecmove insn types.
1322 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1323 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1324 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1325 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1326 *nabs<mode>2_hw): Change type to vecmove.
1327 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1328 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1329 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1330 *ieee_128bit_vsx_abs<mode>2_internal,
1331 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1332 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1333 *ieee128_mtvsrd_32bit): Change type to veclogical.
1334 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1335 *movdi_internal32, *movdi_internal64): Update insn types.
1336 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1337 vsx_extract_<mode>): Change type to veclogical.
1338 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1339 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1340 *vsx_sign_extend_si_v2di): Change type to vecexts.
1341 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1343 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1344 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1345 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1346 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1347 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1348 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1349 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1350 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1351 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1352 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1353 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1354 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1355 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1356 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1357 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1358 (ppc7450-vecsimple): Add veclogical, vecmove.
1359 (ppc7450-veccmp): Add veccmpfx.
1360 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1362 (ppc8540_vector_compare): Add veccmpfx.
1363 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1364 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1365 (cell-vecsimple): Add veclogical, vecmove.
1366 (cell-veccmp): Add veccmpfx.
1367 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1368 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1370 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1371 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1372 (power4-vecsimple): Add veclogical, vecmove.
1373 (power4-veccmp): Add veccmpfx.
1374 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1375 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1376 (power6-vecsimple): Add veclogical, vecmove.
1377 (power6-veccmp): Add veccmpfx.
1378 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1379 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1380 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1381 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1382 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1383 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1384 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1386 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1388 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1391 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1392 OPTION_MASK_P9_DFORM_VECTOR.
1393 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1394 disable -mpower9-dform-vector when using reload.
1395 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1396 New 'strict' argument. Update all callers. Add strict addressing
1398 (rs6000_legitimate_offset_address_p): Remove call to
1399 virtual_stack_registers_memory_p.
1400 (rs6000_legitimize_reload_address): Add quad address support.
1401 (rs6000_legitimate_address_p): Move call to quad_address_p above
1402 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1403 to account for new strict usage.
1404 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1405 for new strict usage.
1406 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1408 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.c (ix86_spill_class): Disable condition to
1416 always return NO_REGS.
1418 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1420 * predict.c: Include gimple-pretty-print.h
1421 (predicted_by_loop_heuristics_p): Check also
1422 PRED_LOOP_EXIT_WITH_RECURSION
1423 (predict_loops): Find self recursive calls and use special purpose
1424 predictors for them; dump log about decisions.
1425 (pass_profile::execute): Dump info about #of iterations.
1426 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1427 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1429 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1431 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1432 output_asm_insn calls and shorten long lines. Output .CALL
1433 argument descriptor using pa_output_arg_descriptor. Add various
1434 inline $$dyncall and other optimizations.
1435 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1437 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1439 PR tree-optimization/71643
1440 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1443 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1444 leak a bitmap if dep_bb is NULL.
1446 PR tree-optimization/71631
1447 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1448 to rewrite_expr_tree even if negate_result, move new_lhs var
1449 declaration and initialization earlier, for powi_result set afterwards
1450 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1451 if new_lhs != lhs, and don't shadow gsi var.
1453 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1455 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1456 Add in_loop parameter.
1457 (predict_loops): Add loop guard heuristics.
1458 * predict.def (PRED_LOOP_GUARD): New heuristics.
1460 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1462 * predict.c: Include ipa-utils.h
1463 (tree_bb_level_prediction): Predict recursive calls.
1464 (tree_estimate_probability_bb): Skip inexpensive calls for call
1466 * predict.def (PRED_RECURSIVE_CALL): New.
1468 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1470 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1471 (BU_FLOAT128_1): Likewise.
1473 (COPYSIGNQ): Likewise.
1474 (RS6000_BUILTIN_NANQ): Likewise.
1475 (RS6000_BUILTIN_NANSQ): Likewise.
1476 (RS6000_BUILTIN_INFQ): Likewise.
1477 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1478 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1479 (TARGET_FOLD_BUILTIN): New #define.
1480 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1481 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1482 (rs6000_fold_builtin): New target hook implementation, handling
1483 folding of 128-bit NaNs and infinities.
1484 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1485 entries are filled in to avoid problems during bootstrap
1486 self-test; define builtins for 128-bit NaNs and infinities.
1487 (rs6000_opt_mask): Add entry for float128.
1488 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1489 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1490 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1491 (const_str_type_node): New #define.
1492 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1493 to a define_expand that dispatches to either copysign<mode>3_soft
1494 or copysign<mode>3_hard.
1495 (copysign<mode>3_hard): Rename from copysign<mode>3.
1496 (copysign<mode>3_soft): New define_insn.
1497 * doc/extend.texi: Document new builtins.
1499 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1501 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1502 PRIu64 instead of lu.
1504 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1507 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1510 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1512 PR tree-optimization/71647
1513 * omp-low.c (lower_rec_input_clauses): Convert
1514 omp_clause_aligned_alignment (c) to size_type_node for the
1515 last argument of __builtin_assume_aligned.
1517 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1519 * configure.ac (calling ___tls_get_addr via GOT): New
1520 assembler/linker check.
1521 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1522 assembler and linker supports calling ___tls_get_addr via GOT.
1523 Otherise, defined to 0.
1524 * config.in: Regenerated.
1525 * configure: Likewise.
1526 * config/i386/constraints.md (Yb): New constraint.
1527 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1528 (REG_CLASS_NAMES): Likewise.
1529 (REG_CLASS_CONTENTS): Likewise.
1530 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1531 the b constraint with the Yb constraint. Call ___tls_get_addr
1532 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1534 (*tls_local_dynamic_base_32_gnu): Likewise.
1535 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1536 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1537 (*tls_local_dynamic_base_64_<mode>): Likewise.
1539 2016-06-24 Martin Liska <mliska@suse.cz>
1541 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1542 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1544 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1545 argument to true if the expected number of iterations is
1548 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1550 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1551 assemble for 32bit target.
1552 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1553 and $ld_ix86_gld_32_opt to link for 32bit target.
1554 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1555 * configure: Regenerate.
1557 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1559 * config/arm/arm.c (int_log2): Delete definition and prototype.
1560 (shift_op): Use exact_log2 instead of int_log2.
1561 (vfp3_const_double_for_fract_bits): Likewise.
1563 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1565 * internal-fn.c (expand_arith_set_overflow): New function.
1566 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1568 (expand_arith_overflow_result_store): Likewise. Handle precision
1569 smaller than mode precision.
1570 * tree-vrp.c (extract_range_basic): For imag part, handle
1571 properly signed 1-bit precision result.
1572 * doc/extend.texi (__builtin_add_overflow): Document that last
1573 argument can't be pointer to enumerated or boolean type.
1574 (__builtin_add_overflow_p): Document that last argument can't
1575 have enumerated or boolean type.
1577 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1578 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1580 * config/rs6000/predicates.md (splat_input_operand): Rework.
1581 Don't allow constants, since the insns that use this predicate
1582 don't support constants. Constants are handled by other insns
1583 that are created via combine. During and after register
1584 allocation, only allow indexed or indirect addresses, and not
1585 general addresses. Only allow modes supported by the hardware.
1586 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1587 comment. Move check for using VSPLTIS<x> to a common location,
1588 instead of doing it in two different places.
1590 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1592 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1593 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1594 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1595 signature_CENTAUR_ebx.
1597 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1601 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1602 (as_ix86_gas_32_opt): This.
1603 (ld_ix86_tls_ldm_opt): Renamed to ...
1604 (ld_ix86_gld_32_opt): This.
1605 (R_386_TLS_LDM reloc): Updated.
1606 (R_386_GOT32X reloc): New assembler/linker check.
1607 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1608 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1610 * config.in: Regenerated.
1611 * configure: Likewise.
1612 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1613 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1614 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1615 if ix86_force_load_from_GOT_p returns true.
1616 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1617 ix86_force_load_from_GOT_p returns true.
1618 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1619 the external function address via the GOT slot.
1620 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1621 HAVE_AS_IX86_GOT32X before returning false.
1622 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1623 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1625 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1627 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1629 2016-06-23 Andi Kleen <ak@linux.intel.com>
1631 * Makefile.in: Regenerate.
1632 * doc/install.texi: Document autoprofiledbootstrap.
1634 2016-06-23 Andi Kleen <ak@linux.intel.com>
1636 * config/i386/gcc-auto-profile: New file.
1638 2016-06-23 Martin Liska <mliska@suse.cz>
1641 * predict.c (predict_loops): Revert the hunk that was removed
1644 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1646 * config.gcc: Add support for arm*-*-phoenix* targets.
1647 * config/arm/t-phoenix: New.
1648 * config/phoenix.h: New.
1650 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1651 H.J. Lu <hongjiu.lu@intel.com>
1654 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1655 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1656 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1657 ix86_force_load_from_GOT_p returns true.
1658 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1659 ix86_force_load_from_GOT_p returns true.
1660 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1661 ix86_force_load_from_GOT_p returns true.
1662 (ix86_expand_move): Load the external function address via the
1663 GOT slot if ix86_force_load_from_GOT_p returns true.
1664 * config/i386/predicates.md (x86_64_immediate_operand): Return
1665 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1666 (x86_64_zext_immediate_operand): Ditto.
1668 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1670 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1672 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1675 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1676 * diagnostic.c (pedwarn_at_rich_loc): New function.
1677 * spellcheck.h (best_match::best_match): Add a
1678 "best_distance_so_far" optional parameter.
1679 (best_match::set_best_so_far): New method.
1680 (best_match::get_best_distance): New accessor.
1681 (best_match::get_best_candidate_length): New accessor.
1683 2016-06-22 Nick Clifton <nickc@redhat.com>
1685 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1686 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1687 modes are accepted as well.
1688 (ucompare_loc_descriptor): Likewise.
1689 (minmax_loc_descriptor): Likewise.
1690 (clz_loc_descriptor): Likewise.
1691 (popcount_loc_descriptor): Likewise.
1692 (bswap_loc_descriptor): Likewise.
1693 (rotate_loc_descriptor): Likewise.
1694 (mem_loc_descriptor): Likewise.
1695 (loc_descriptor): Likewise.
1697 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1699 * common.opt (fdiagnostics-parseable-fixits): New option.
1700 * diagnostic.c: Include "selftest.h".
1701 (print_escaped_string): New function.
1702 (print_parseable_fixits): New function.
1703 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1704 (selftest::assert_print_escaped_string): New function.
1705 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1706 (selftest::test_print_escaped_string): New function.
1707 (selftest::test_print_parseable_fixits_none): New function.
1708 (selftest::test_print_parseable_fixits_insert): New function.
1709 (selftest::test_print_parseable_fixits_remove): New function.
1710 (selftest::test_print_parseable_fixits_replace): New function.
1711 (selftest::diagnostic_c_tests): New function.
1712 * diagnostic.h (struct diagnostic_context): Add field
1713 "parseable_fixits_p".
1714 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1715 -fdiagnostics-parseable-fixits.
1716 (-fdiagnostics-parseable-fixits): New option.
1717 * opts.c (common_handle_option): Handle
1718 -fdiagnostics-parseable-fixits.
1719 * selftest-run-tests.c (selftest::run_tests): Call
1720 selftest::diagnostic_c_tests.
1721 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1723 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1725 PR tree-optimization/71488
1726 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1727 comparison of boolean vectors.
1728 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1729 of boolean vectors using bitwise operations.
1731 2016-06-22 Andreas Schwab <schwab@suse.de>
1733 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1736 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1738 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1740 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1742 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1745 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1747 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1748 * config/arm/arm-cores.def (cortex-a73): New entry.
1749 (cortex-a73.cortex-a35): Likewise.
1750 (cortex-a73.cortex-a53): Likewise.
1751 * config/arm/arm-tables.opt: Regenerate.
1752 * config/arm/arm-tune.md: Likewise.
1753 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1754 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1755 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1756 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1757 * doc/invoke.texi (ARM Options): Document cortex-a73,
1758 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1760 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1762 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1763 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1764 (cortex-a73.cortex-a35): Likewise.
1765 (cortex-a73.cortex-a53): Likewise.
1766 * config/aarch64/aarch64-tune.md: Regenerate.
1767 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1768 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1771 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1773 * configure.ac (gcc_cv_as_compress_debug): Remove
1774 --compress-debug-sections as extra as switch.
1775 Handle gas --compress-debug-sections=type.
1776 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1777 Handle gld --compress-debug-sections=type.
1778 * configure: Regenerate.
1780 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1782 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1784 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1786 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1787 (do_rewrite): likewise.
1789 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1791 * common/config/mep/mep-common.c: Remove.
1792 * config.gcc: Remove mep-* support.
1793 * config/mep/constraints.md: Remove.
1794 * config/mep/default.h: Remove.
1795 * config/mep/intrinsics.h: Remove.
1796 * config/mep/intrinsics.md: Remove.
1797 * config/mep/ivc2-template.h: Remove.
1798 * config/mep/mep-c5.cpu: Remove.
1799 * config/mep/mep-core.cpu: Remove.
1800 * config/mep/mep-default.cpu: Remove.
1801 * config/mep/mep-ext-cop.cpu: Remove.
1802 * config/mep/mep-intrin.h: Remove.
1803 * config/mep/mep-ivc2.cpu: Remove.
1804 * config/mep/mep-pragma.c: Remove.
1805 * config/mep/mep-protos.h: Remove.
1806 * config/mep/mep.c: Remove.
1807 * config/mep/mep.cpu: Remove.
1808 * config/mep/mep.h: Remove.
1809 * config/mep/mep.md: Remove.
1810 * config/mep/mep.opt: Remove.
1811 * config/mep/predicates.md: Remove.
1812 * config/mep/t-mep: Remove.
1813 * doc/install.texi: Remove mep-* documentation.
1814 * doc/md.texi: Likewise.
1816 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1818 * config.gcc: Remove support for avr-rtems.
1819 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1820 * config/avr/rtems.h: Remove.
1821 * config/avr/t-rtems: Remove.
1823 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1825 * config.gcc: Remove m32r-rtems support.
1826 * config/m32r/rtems.h: Remove.
1828 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1830 * config.gcc: Remove h8300-rtems support.
1831 * config/h8300/rtems.h: Remove.
1832 * config/h8300/t-rtems: Remove.
1834 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1836 * config.gcc: Remove support for knetbsd.
1837 * configure.ac: Likewise.
1838 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1839 * config/knetbsd-gnu.h: Remove.
1840 * configure: Regenerate.
1842 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1844 * config.gcc: Remove support for openbsd 2 and 3.
1845 * config/openbsd-oldgas.h: Remove.
1847 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1849 * config.gcc: Remove interix support.
1850 * config/i386/i386-interix.h: Remove.
1851 * config/i386/interix.opt: Remove.
1852 * config/i386/t-interix: Remove.
1853 * configure: Regenerate.
1854 * configure.ac: Remove interix support.
1855 * doc/install.texi: Remove interix documentation.
1857 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1859 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1860 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1863 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1865 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1866 they are both PLACEHOLDER_EXPRs.
1868 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1870 * stor-layout.c (layout_type): Move setting complex MODE to
1871 layout_type, instead of setting it ahead of time by the caller.
1872 * tree.c (build_complex_type): Likewise.
1874 2016-06-21 Martin Liska <mliska@suse.cz>
1876 * predict.c (force_edge_cold): Replace imposisble with
1879 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1881 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1882 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1884 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1886 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1888 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1889 Ilya Enkovich <ilya.enkovich@intel.com>
1892 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1893 New member function to convert V1TImode register to SUBREG
1894 TImode in debug insn.
1895 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1896 after changing register mode to V1TImode.
1898 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1900 * config/aarch64/aarch64-cores.def (vulcan): New core.
1901 * config/aarch64/aarch64-tune.md: Regenerate.
1902 * doc/invoke.texi: Document vulcan as an available option.
1904 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1906 * cse.c (canon_asm_operands): New function extracted from...
1907 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1908 either standalone or member of a PARALLEL.
1910 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1913 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1914 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1915 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1917 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1920 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1921 constant addresses if can_create_pseudo_p.
1923 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1925 PR tree-optimization/71588
1926 * tree-ssa-strlen.c (valid_builtin_call): New function.
1927 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1930 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1933 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1934 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1935 for conversion of scalar user var to complex type and use the
1936 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1939 PR rtl-optimization/71591
1940 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1941 don't run any tests.
1943 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1946 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1947 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1948 space for PIC with non-v32 and the common non-PIC "jump".
1950 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1953 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1954 returned values and add UN*/LTGT/*ORDERED cases with values matching
1955 D operand modifier on vcmp for AVX.
1957 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1959 * config/aarch64/aarch64.opt
1960 (mpc-relative-literal-loads): Rename internal option name.
1961 * config/aarch64/aarch64.c
1962 (aarch64_nopcrelative_literal_loads): Rename to
1963 aarch64_pcrelative_literal_loads.
1964 (aarch64_expand_mov_immediate): Likewise.
1965 (aarch64_secondary_reload): Likewise.
1966 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1967 (aarch64_override_options_after_change_1): Rename and simplify logic.
1968 (aarch64_classify_symbol): Merge large model checks into switch,
1969 remove pc-relative load check.
1971 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1973 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1974 costs relative to the cost of a register move.
1976 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1978 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1979 (vcvt_n_f64_u64): Likewise.
1980 (vcvt_n_s64_f64): Likewise.
1981 (vcvt_n_u64_f64): Likewise.
1982 (vcvt_f64_s64): Likewise.
1983 (vrecpe_f64): Likewise.
1984 (vcvt_f64_u64): Likewise.
1985 (vrecps_f64): Likewise.
1987 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1989 * config/aarch64/aarch64.md
1990 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1992 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1994 * config/aarch64/aarch64-builtins.c
1995 (aarch64_types_binop_uss_qualifiers): Delete.
1996 (TYPES_BINOP_USS): Likewise.
1997 (aarch64_types_binop_sus_qualifiers): Likewise.
1998 (TYPES_BINOP_SUS): Likewise.
1999 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2000 (TYPES_FCVTIMM_SUS): Likewise.
2001 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2003 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2004 (fcvtzs): Use SHIFTIMM rather than BINOP.
2005 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2007 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2009 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2010 costs relative to the cost of a register move.
2012 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2014 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2015 Allow scalar/single vector modes to be tieable.
2017 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2019 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2021 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2023 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2025 * tree.h (TYPE_ALIGN): Likewise.
2027 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2030 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2032 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2034 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2035 literal" build warnings.
2036 (avr_print_operand_address): Dito.
2038 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2041 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2042 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2044 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2046 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2048 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2051 * reload1.c (reload): Pass 0 to finish_spills when called because
2052 update_eliminables_and_spill returns true and remove did_spill.
2053 (finish_spills): Adjust comment and document GLOBAL parameter.
2055 2016-06-17 DJ Delorie <dj@redhat.com>
2058 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2059 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2060 (umulqihi3_virt): Likewise.
2061 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2062 (umulqihi3_real): Likewise.
2064 2016-06-17 Martin Liska <mliska@suse.cz>
2066 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2068 2016-06-17 Martin Liska <mliska@suse.cz>
2070 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2072 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2074 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2076 (vaddq_f32): Likewise.
2077 (vmul_f32): Likewise.
2078 (vmulq_f32): Likewise.
2079 (vsub_f32): Likewise.
2080 (vsubq_f32): Likewise.
2082 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2084 PR tree-optimization/71347
2085 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2086 cost for all uses in group.
2088 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2090 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2091 insert gimple seq if it's not empty.
2093 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2095 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2097 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2099 (comp_dr_with_seg_len_pair): Ditto.
2100 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2101 struct dr_with_seg_len_pair against DR_OFFSET.
2102 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2105 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2107 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2109 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2111 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2112 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2113 (pa_output_millicode_call): Likewise.
2114 (pa_output_call): Likewise.
2115 (pa_output_indirect_call): Likewise.
2116 (pa_asm_output_mi_thunk): Likewise.
2118 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2120 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2122 2016-06-16 Martin Liska <mliska@suse.cz>
2124 * predict.c (combine_predictions_for_insn): When we find a first
2125 match predictor, we should consider just predictors with
2126 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2127 DS theory predictor.
2128 (combine_predictions_for_bb): Likewise.
2130 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2132 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2133 with base of reference to struct.
2135 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2137 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2139 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2142 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2143 progmem_swtable_section.
2144 (progmem_swtable_section): Remove.
2145 (avr_asm_function_rodata_section): Remove.
2146 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2147 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2149 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2151 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2152 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2153 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2154 signature_CENTAUR_ebx.
2155 * config/i386/i386.c (ix86_option_override_internal): Add
2156 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2157 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2158 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2160 2016-06-16 Martin Liska <mliska@suse.cz>
2162 * predict.def: Add fortran loop preheader predictor.
2163 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2164 fold IFN_BUILTIN_EXPECT with a known constant argument.
2166 2016-06-16 Martin Liska <mliska@suse.cz>
2168 * predict.def: Add 'Fortran' to display text of all
2169 PRED_FORTRAN_* predictors.
2171 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2174 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2175 [IA64_BUILTIN_NANSQ]: Ditto.
2176 (ia64_fold_builtin): New function.
2177 (TARGET_FOLD_BUILTIN): New define.
2178 (ia64_init_builtins) Declare const_string_type node.
2179 Add __builtin_nanq and __builtin_nansq builtin functions.
2180 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2182 2016-06-16 Nick Clifton <nickc@redhat.com>
2184 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2185 MSP430_HWMULT_ prefix to enum values.
2186 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2187 * config/msp430/msp430.c: Update use of enum values.
2188 * config/msp430/msp430.md: Likewise.
2189 * config/msp430/msp430.opt: Likewise.
2191 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2193 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2194 of comparsions in the last iteration.
2196 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2197 Joern Rennecke <joern.rennecke@embecosm.com>
2199 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2201 (arc_needs_pcl_p): Add GOTOFFPC.
2202 (arc_legitimate_pic_addr_p): Likewise.
2203 (arc_output_pic_addr_const): Likewise.
2204 (arc_legitimize_pic_address): Generate a pc-relative address using
2206 (arc_output_libcall): Use @pcl syntax.
2207 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2208 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2209 (*movsi_insn): Use @pcl syntax.
2210 (doloop_begin_i): Likewise.
2212 2016-06-16 Martin Liska <mliska@suse.cz>
2214 * predict.def: Define a new predictor.
2216 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2218 * config/arc/arc.opt (mtp-regno): Update text.
2220 2016-06-16 Renlin Li <renlin.li@arm.com>
2222 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2224 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2227 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2228 (setcc + and peephole2): Likewise.
2230 PR rtl-optimization/71532
2231 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2234 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2236 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2237 DImode constants with XXSPLTIB in vector registers.
2238 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2239 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2240 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2241 extraction of the element at the top of the register as a scalar
2243 (vsx_extract_<mode>_internal1): Likewise.
2244 (vsx_extract_<mode>_internal2): Likewise.
2245 * config/rs6000/constraints.md (wi constraint): Remove a comment
2246 about DImode not being allowed in Altivec registers.
2247 (wB constraint): New constraint for constants that can be
2248 generated in Altivec registers with VSPLTISW/VUPKHSW.
2249 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2251 (xxspltib_constant_nosplit): Likewise.
2252 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2253 support for -mupper-regs-di to enable DImode to go into Altivec
2255 (POWERPC_MASKS): Likewise.
2256 (power7 cpu): Likewise.
2257 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2258 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2259 for DImode being allowed in Altivec registers. Update wi/wj
2260 constraints. Set scalar_in_vmx_p flag.
2261 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2262 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2263 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2264 (rs6000_opt_masks): Add -mupper-regs-di.
2265 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2266 direct move to use wi and not wj.
2268 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2270 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2271 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2272 any VSX register, instead of just Altivec registers, to allow
2273 either operand to be an Altivec register or both.
2274 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2275 (movdi_internal32): Add support for -mupper-regs-di. Add support
2276 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2277 the alternatives and attributes to be lined up to be easier to
2279 (movdi_internal64): Likewise.
2280 (64-bit DImode splitters): Change predicates to only split loading
2281 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2282 load constants in ISA 3.0 or ISA 2.07 respectively.
2283 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2284 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2285 mention -mcpu=power9 sets these options.
2286 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2289 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2292 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2293 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2294 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2295 by default to warn misspelled interrupt/ signal handler.
2296 * doc/invoke.texi (AVR Options): Document it. Update description
2297 for -nodevicelib option.
2299 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2301 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2302 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2303 (aarch64_<sur>shll2_n<mode>): Likewise.
2305 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2308 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2309 DECL_CONTEXT for copied arguments.
2311 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2313 PR tree-optimization/71483
2314 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2317 2016-06-15 Martin Liska <mliska@suse.cz>
2319 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2320 instead of predict_edge w/o a probability.
2322 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2324 PR tree-optimization/71439
2325 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2328 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2330 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2331 register subregs in SET_SRC.
2333 2016-06-15 Richard Biener <rguenther@suse.de>
2335 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2338 2016-06-15 Richard Biener <rguenther@suse.de>
2340 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2341 not consider dependences between accesses that belong to the
2343 (vect_analyze_data_ref_dependences): Do not analyze read-read
2344 or self-dependences.
2346 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2348 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2350 (find_closest_identifier): Reimplement in terms of
2351 best_match<tree,tree>.
2352 * spellcheck-tree.h: New file.
2353 * spellcheck.c (struct edit_distance_traits<const char *>): New
2355 (find_closest_string): Reimplement in terms of
2356 best_match<const char *, const char *>.
2357 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2358 overload to spellcheck-tree.h.
2359 (find_closest_identifier): Likewise.
2360 (struct edit_distance_traits<T>): New template.
2361 (class best_match): New class.
2363 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2365 * selftest-run-tests.c (selftest::run_tests): Call
2366 selftest::spellcheck_tree_c_tests.
2367 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2368 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2369 (selftest::test_find_closest_identifier): New function.
2370 (selftest::spellcheck_tree_c_tests): New function.
2371 * spellcheck.c (selftest::test_find_closest_string): Verify that
2372 the order of the vec does not affect the results for this case.
2373 (selftest::test_data): New array.
2374 (selftest::test_metric_conditions): New function.
2375 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2376 Call selftest::test_metric_conditions.
2378 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2380 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2381 (BU_P9_MISC_1): Likewise.
2382 (BU_P9_64BIT_MISC_0): Likewise.
2383 (BU_P9_MISC_0): Likewise.
2385 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2387 * gcc-rich-location.c
2388 (gcc_rich_location::add_fixit_misspelled_id): New method.
2389 * gcc-rich-location.h
2390 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2392 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2394 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2395 FreeBSD 11 and above.
2397 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2399 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2401 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2403 * expmed.h: Close parenthesis in "at your option" in copyright
2405 * lower-subreg.h: Likewise.
2407 2016-06-14 Richard Biener <rguenther@suse.de>
2410 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2413 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2415 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2417 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2419 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2421 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2422 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2424 2016-06-14 Richard Biener <rguenther@suse.de>
2426 PR tree-optimization/71522
2427 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2428 copying into float copying.
2430 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2432 PR tree-optimization/71520
2433 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2434 (replace_block_by): Move user labels from bb1 to bb2.
2436 2016-06-14 Richard Biener <rguenther@suse.de>
2440 * expr.h (get_bit_range): Declare.
2441 * expr.c (get_bit_range): Export.
2442 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2443 word_mode again to constrain the bitfield access.
2445 2016-06-14 Richard Biener <rguenther@suse.de>
2447 PR tree-optimization/71521
2448 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2449 division int_const_binop against zero divisor.
2451 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2453 * config/i386/i386.md (signbittf2): New expander.
2454 * config/i386/sse.md (ptesttf2): New insn pattern.
2456 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2459 * input.c (selftest::test_reading_source_line): Avoid reading from
2460 __FILE__ by creating a tempfile with known content and reading
2463 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2465 * pretty-print.c (assert_pp_format_colored): Skip the test if
2467 (test_pp_format): Remove comment about GCC_COLORS.
2469 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2471 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2472 * pretty-print.c (assert_pp_format_va): Add location param and use
2473 it with ASSERT_STREQ_AT.
2474 (assert_pp_format): Add location param and pass it to
2475 assert_pp_format_va.
2476 (assert_pp_format_colored): Likewise.
2477 (ASSERT_PP_FORMAT_1): New.
2478 (ASSERT_PP_FORMAT_2): New.
2479 (ASSERT_PP_FORMAT_3): New.
2480 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2481 explicitly, or implicitly via the above macros.
2482 * selftest.c (selftest::pass): Use a selftest::location rather
2484 (selftest::fail): Likewise. Print the function name.
2485 (selftest::fail_formatted): Likewise.
2486 (selftest::assert_streq): Use a selftest::location rather than
2488 * selftest.h (selftest::location): New struct.
2489 (SELFTEST_LOCATION): New macro.
2490 (selftest::pass): Accept a const location & rather than file
2492 (selftest::fail): Likewise.
2493 (selftest::fail_formatted): Likewise.
2494 (selftest::assert_streq): Likewise.
2495 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2496 (ASSERT_FALSE): Likewise.
2497 (ASSERT_EQ): Likewise.
2498 (ASSERT_NE): Likewise.
2499 (ASSERT_STREQ): Likewise.
2500 (ASSERT_PRED1): Likewise.
2501 (ASSERT_STREQ_AT): New macro.
2503 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2505 * selftest.c (selftest::fail_formatted): New function.
2506 (selftest::assert_streq): New function.
2507 * selftest.h (selftests::fail_formatted): New decl.
2508 (selftest::assert_streq): New decl.
2509 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2511 2016-06-13 Jeff Law <law@redhat.com>
2513 PR tree-optimization/71403
2514 * tree-ssa-threadbackward.c
2515 (convert_and_register_jump_thread_path): No longer accept reference
2516 to path. Do not pop items off the path anymore.
2517 (fsm_find_control_statement_thread_paths): Do not allow threading
2518 to a deeper loop nest. Pop the last item off the path here rather
2519 than in convert_and_register_jump_thread_path.
2521 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2522 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2524 [AArch64] Emit division using the Newton series
2526 * config/aarch64/aarch64-protos.h
2527 (cpu_approx_modes): Add new member "division".
2528 (aarch64_emit_approx_div): Declare new function.
2529 * config/aarch64/aarch64.c
2530 (generic_approx_modes): New member "division".
2531 (exynosm1_approx_modes): Likewise.
2532 (xgene1_approx_modes): Likewise.
2533 (aarch64_emit_approx_div): Define new function.
2534 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2535 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2536 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2537 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2539 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2540 Wilco Dijkstra <wilco.dijkstra@arm.com>
2542 [AArch64] Emit square root using the Newton series
2544 * config/aarch64/aarch64-protos.h
2545 (aarch64_emit_approx_rsqrt): Replace with new function
2546 "aarch64_emit_approx_sqrt".
2547 (cpu_approx_modes): New member "sqrt".
2548 * config/aarch64/aarch64.c
2549 (generic_approx_modes): New member "sqrt".
2550 (exynosm1_approx_modes): Likewise.
2551 (xgene1_approx_modes): Likewise.
2552 (aarch64_emit_approx_rsqrt): Replace with new function
2553 "aarch64_emit_approx_sqrt".
2554 (aarch64_override_options_after_change_1): Handle new option.
2555 * config/aarch64/aarch64-simd.md
2556 (rsqrt<mode>2): Use new function instead.
2557 (sqrt<mode>2): New expansion and insn definitions.
2558 * config/aarch64/aarch64.md: Likewise.
2559 * config/aarch64/aarch64.opt
2560 (mlow-precision-sqrt): Add new option description.
2561 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2563 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2565 [AArch64] Add more choices for the reciprocal square root approximation
2567 Allow a target to prefer such operation depending on the operation mode.
2569 * config/aarch64/aarch64-protos.h
2570 (AARCH64_APPROX_MODE): New macro.
2571 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2572 (cpu_approx_modes): New structure.
2573 (tune_params): New member "approx_modes".
2574 * config/aarch64/aarch64-tuning-flags.def
2575 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2576 * config/aarch64/aarch64.c
2577 (generic_approx_modes): New core "cpu_approx_modes" structure.
2578 (exynosm1_approx_modes): Likewise.
2579 (xgene1_approx_modes): Likewise.
2580 (generic_tunings): New member "approx_modes".
2581 (cortexa35_tunings): Likewise.
2582 (cortexa53_tunings): Likewise.
2583 (cortexa57_tunings): Likewise.
2584 (cortexa72_tunings): Likewise.
2585 (exynosm1_tunings): Likewise.
2586 (thunderx_tunings): Likewise.
2587 (xgene1_tunings): Likewise.
2588 (use_rsqrt_p): New argument for the mode and use new member from
2590 (aarch64_builtin_reciprocal): Devise mode from builtin.
2591 (aarch64_optab_supported_p): New argument for the mode.
2592 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2594 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2596 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2597 RS6000_BTM_MODULO flag into the set of flags that are considered
2598 to be part of the common configuration.
2600 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2602 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2603 difference unsigned.
2604 (vec_absdb): New macro for vector absolute difference unsigned
2606 (vec_absdh): New macro for vector absolute difference unsigned
2608 (vec_absdw): New macro for vector absolute difference unsigned word.
2609 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2610 (vadu<mode>3): New insn.
2611 (*p9_vadu<mode>3): New insn.
2612 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2614 (vaduh): New built-in definition.
2615 (vaduw): New built-in definition.
2616 (vadu): New overloaded built-in definition.
2617 (vadub): New overloaded built-in definition.
2618 (vaduh): New overloaded built-in definition.
2619 (vaduw): New overloaded built-in definition.
2620 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2621 overloaded vector absolute difference unsigned functions.
2622 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2623 the ISA 3.0 vector absolute difference unsigned built-in functions.
2625 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2627 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2628 update shared_lookup_references only once after changing operands.
2630 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2633 * tree-nested.c (convert_nonlocal_omp_clauses)
2634 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2636 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2637 * tree.def (CASE_LABEL_EXPR): Likewise.
2639 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2642 * input.c (test_builtins): Fix an assertion.
2644 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2646 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2649 (isinf<mode>2): Ditto.
2651 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2653 * ggc-tests.c (test_finalization): Only test need_finalization_p
2654 for GCC_VERSION >= 4003.
2656 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2658 * config/s390/vecintrin.h: Fix file description in comment.
2660 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2662 * config/s390/s390-builtin-types.def: Change builtin type naming
2663 scheme to match builtin-types.def.
2665 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2667 * fold-const.c (optimize_minmax_comparison): Remove.
2668 (fold_comparison): Remove call to the above.
2669 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2670 New transformations.
2672 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2674 PR tree-optimization/71416
2675 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2678 2016-06-13 Martin Liska <mliska@suse.cz>
2680 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2681 (combine_predictions_for_insn): Likewise.
2682 (prune_predictions_for_bb): Likewise.
2683 (combine_predictions_for_bb): Likewise.
2685 2016-06-13 Richard Biener <rguenther@suse.de>
2687 PR tree-optimization/71505
2688 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2689 assert match comment.
2691 2016-06-13 Marek Polacek <polacek@redhat.com>
2694 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2695 gimplify_switch_expr.
2696 (warn_switch_unreachable_r): New function.
2698 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2701 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2704 2016-06-13 Richard Biener <rguenther@suse.de>
2707 * fold-const.c (fold_unary_loc): Preserve alignment when
2708 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2710 2016-06-13 Martin Liska <mliska@suse.cz>
2713 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2714 w/ -fsanitize=bounds.
2716 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2718 * config/i386/i386.c (ix86_init_builtins): Calculate
2719 FLOAT128_FTYPE_CONST_STRING function type only once.
2720 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2721 built-in functions are available for x86-32 and x86-64 targets.
2723 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2726 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2728 (FLOAT128_FTYPE_CONST_STRING): New function type.
2729 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2730 [IX86_BUILTIN_NANSQ]: Ditto.
2731 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2732 (ix86_init_builtin_types): Declare const_string_type_node.
2733 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2735 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2736 * doc/extend.texi (x86 Built-in Functions): Document
2737 __builtin_nanq and __builtin_nansq.
2739 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2742 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2743 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2744 length for pop patterns.
2745 (arm_attr_length_push_multi): Update comments.
2746 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2748 (*pop_multiple_with_writeback_and_return): Likewise.
2749 (*pop_multiple_with_return): Likewise.
2751 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2754 * fold-const.c (optimize_bit_field_compare): Don't try to use
2755 word_mode unconditionally for reading the bit field, look at
2756 DECL_BIT_FIELD_REPRESENTATIVE instead.
2758 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2761 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2762 vector integer type.
2764 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2767 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2768 without LABEL_DECL, set *handled_ops_p to false instead of true.
2770 2016-06-10 Martin Sebor <msebor@redhat.com>
2773 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2774 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2775 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2777 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2778 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2779 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2780 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2781 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2782 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2783 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2784 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2786 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2788 * config/arm/arm.h (pool_vector_label,
2789 return_used_this_function): Remove.
2791 2016-06-10 Jeff Law <law@redhat.com>
2793 PR tree-optimization/71335
2794 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2795 zero length paths here.
2796 (convert_and_register_jump_thread_path): Remove hacks related to
2797 duplicated blocks in the jump thread path.
2798 (fsm_find_control_statement_thread_paths): Avoid putting the same
2799 block on the thread path twice, but ensure the thread path is
2800 unchanged from the caller's point of view.
2802 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2804 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2805 * predict.def (PRED_LOOP_BRANCH): Remove.
2807 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2809 * Makefile.in (OBJS): Add ggc-tests.o.
2810 (GTFILES): Add ggc-tests.c.
2811 * ggc-tests.c: New file.
2812 * selftest-run-tests.c (selftest::run_tests): Call
2813 selftest::ggc_tests_c_tests.
2814 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2816 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2818 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2820 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2823 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2824 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2826 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2828 * profile.c: Include cfgloop.h.
2829 (branch_prob): Compute estimated number of iterations.
2830 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2831 recompute estimate number of iterations from profile.
2833 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2836 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2837 must be grouped on top of stack. Don't force early clobber
2838 on ordinary reg outputs.
2840 2016-06-10 Richard Biener <rguenther@suse.de>
2842 * targhooks.c (default_builtin_vectorization_cost): Adjust
2845 2016-06-10 Richard Biener <rguenther@suse.de>
2847 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2848 to fold the RHS to a constant if possible.
2850 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2853 * tree-nested.c (convert_nonlocal_omp_clauses)
2854 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2855 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2856 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2858 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2860 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2862 * omp-low.c (scan_sharing_clauses): Don't expect
2865 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2867 PR tree-optimization/71407
2868 PR tree-optimization/71416
2869 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2872 2016-06-10 Richard Biener <rguenther@suse.de>
2875 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2877 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2879 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2881 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2882 Jiong Wang <jiong.wang@arm.com>
2884 PR rtl-optimization/70751
2885 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2886 spilled into memory.
2888 2016-06-09 Jonathan Yong <10walls@gmail.com>
2891 2015-09-21 Jonathan Yong <10walls@gmail.com>
2893 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2894 sysroot/usr/lib/32api for additional win32 libraries,
2895 fixes failing Cygwin bootstrapping.
2897 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2899 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2902 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2905 * pretty-print.c (pp_indent): Specify that %p is printed in a
2906 host-dependent manner.
2907 (test_pp_format): Remove the test for %p.
2909 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2911 * config/mips/mips.c (mips_output_jump): Fix formatting.
2913 2016-06-09 Richard Biener <rguenther@suse.de>
2915 PR tree-optimization/71462
2916 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2919 2016-06-09 Martin Liska <mliska@suse.cz>
2921 * predict.c (dump_prediction): Add new argument.
2922 (enum predictor_reason): New enum.
2923 (struct predictor_hash): New struct.
2924 (predictor_hash::hash): New function.
2925 (predictor_hash::equal): Likewise.
2926 (not_removed_prediction_p): New function.
2927 (prune_predictions_for_bb): Likewise.
2928 (combine_predictions_for_bb): Prune predictions.
2930 2016-06-09 Martin Liska <mliska@suse.cz>
2932 * predict.c (filter_predictions): New function.
2933 (remove_predictions_associated_with_edge): Use the filter
2935 (equal_edge_p): New function.
2937 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2939 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2940 Correct usage of @samp vs @option, add @samp where appropriate.
2941 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2942 Add armv6s-m and document it, as it is no official ARM name.
2944 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2946 * ifcvt.c (struct noce_if_info): Add transform_name field.
2947 (noce_try_move): Set if_info->transform_name to the function name.
2948 (noce_try_ifelse_collapse): Likewise.
2949 (noce_try_store_flag): Likewise.
2950 (noce_try_inverse_constants): Likewise.
2951 (noce_try_store_flag_constants): Likewise.
2952 (noce_try_addcc): Likewise.
2953 (noce_try_store_flag_mask): Likewise.
2954 (noce_try_cmove): Likewise.
2955 (noce_try_cmove_arith): Likewise.
2956 (noce_try_minmax): Likewise.
2957 (noce_try_abs): Likewise.
2958 (noce_try_sign_mask): Likewise.
2959 (noce_try_bitop): Likewise.
2960 (noce_convert_multiple_sets): Likewise.
2961 (noce_process_if_block): Print if_info->transform_name to
2962 dump_file if transformation succeeded.
2964 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2966 * config/arm/cortex-a57.md (cortex_a57_alu):
2969 2016-06-08 Martin Sebor <msebor@redhat.com>
2970 Jakub Jelinek <jakub@redhat.com>
2974 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2975 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2976 * builtins.c: Include gimple-fold.h.
2977 (fold_builtin_arith_overflow): Handle
2978 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2979 (fold_builtin_3): Likewise.
2980 * doc/extend.texi (Integer Overflow Builtins): Document
2981 __builtin_{add,sub,mul}_overflow_p.
2983 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2985 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2986 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2988 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2990 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2991 Rewrite, looking one level down for records and arrays.
2993 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2995 * pretty-print.c: Include "selftest.h".
2996 (pp_format): Fix comment.
2997 (identifier_to_locale): Likewise.
2998 (selftest::test_basic_printing): New function.
2999 (selftest::assert_pp_format): New function.
3000 (selftest::test_pp_format): New function.
3001 (selftest::pretty_print_c_tests): New function.
3002 * selftest-run-tests.c (selftest::run_tests): Call
3003 selftest::pretty_print_c_tests.
3004 * selftest.h (pretty_print_c_tests): New declaration.
3006 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3008 * invoke.texi (max-loop-headers-insns): Document.
3009 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3010 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3011 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3013 2016-06-08 Richard Biener <rguenther@suse.de>
3015 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3016 on strided SLP loads and fall back to scalar loads in case
3017 we can't chunk them.
3019 2016-06-08 Richard Biener <rguenther@suse.de>
3021 PR tree-optimization/71452
3022 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3023 type used for the SSA rewrite has enough precision to cover
3024 the dynamic type of the location.
3026 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3027 Richard Biener <rguenther@suse.de>
3030 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3031 the same as DECL_P (base0) for indirect_base0. Use equality_code
3032 in one further place.
3034 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3036 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3037 to one word if the field is known to overlap other words.
3038 (extract_bit_field_1): Likewise.
3039 (store_split_bit_field): Remove compensating code.
3040 (extract_split_bit_field): Likewise.
3042 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3046 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3048 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3050 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3052 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3053 (arch64_addpv4sf): Delete.
3054 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3055 "gen_aarch64_addpv4sf".
3056 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3058 (vpadds_f32): Likewise.
3059 (vpaddq_f32): Likewise.
3060 (vpaddq_f64): Likewise.
3062 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3064 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3066 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3067 to VALLF. Rename to "fabd<mode>3".
3068 "*fabd_scalar<mode>3): Delete.
3069 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3071 (vabdd_f64): Likewise.
3072 (vabd_f32): Likewise.
3073 (vabd_f64): Likewise.
3074 (vabdq_f32): Likewise.
3075 (vabdq_f64): Likewise.
3077 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3079 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3081 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3082 "aarch64_rsqrts<mode>".
3083 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3084 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3086 (vrsqrtsd_f64): Likewise.
3087 (vrsqrts_f32): Likewise.
3088 (vrsqrts_f64): Likewise.
3089 (vrsqrtsq_f32): Likewise.
3090 (vrsqrtsq_f64): Likewise.
3092 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3094 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3096 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3097 "aarch64_rsqrte<mode>".
3098 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3099 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3101 (vrsqrted_f64): Likewise.
3102 (vrsqrte_f32): Likewise.
3103 (vrsqrte_f64): Likewise.
3104 (vrsqrteq_f32): Likewise.
3105 (vrsqrteq_f64): Likewise.
3107 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3109 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3113 * config/aarch64/aarch64-simd.md
3114 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3115 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3116 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3118 (vcvt_n_f32_u32): Likewise.
3119 (vcvt_n_s32_f32): Likewise.
3120 (vcvt_n_u32_f32): Likewise.
3121 (vcvtq_n_f32_s32): Likewise.
3122 (vcvtq_n_f32_u32): Likewise.
3123 (vcvtq_n_f64_s64): Likewise.
3124 (vcvtq_n_f64_u64): Likewise.
3125 (vcvtq_n_s32_f32): Likewise.
3126 (vcvtq_n_s64_f64): Likewise.
3127 (vcvtq_n_u32_f32): Likewise.
3128 (vcvtq_n_u64_f64): Likewise.
3129 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3130 (VSDQ_SDI): Likewise.
3131 (fcvt_target): Support V4DI, V4SI and V2SI.
3132 (FCVT_TARGET): Likewise.
3134 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3136 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3137 (TYPES_BINOP_SUS): Likewise.
3138 (aarch64_simd_builtin_data): Update include file name.
3139 (aarch64_builtins): Likewise.
3140 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3141 for conversion between scalar float-point and fixed-point.
3145 * config/aarch64/aarch64.md
3146 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3147 pattern for conversion between scalar float to fixed-pointer.
3148 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3149 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3150 (UNSPEC_FCVTZU): Likewise.
3151 (UNSPEC_SCVTF): Likewise.
3152 (UNSPEC_UCVTF): Likewise.
3153 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3155 (vcvtd_n_f64_u64): Likewise.
3156 (vcvtd_n_s64_f64): Likewise.
3157 (vcvtd_n_u64_f64): Likewise.
3158 (vcvtd_n_f32_s32): Likewise.
3159 (vcvts_n_f32_u32): Likewise.
3160 (vcvtd_n_s32_f32): Likewise.
3161 (vcvts_n_u32_f32): Likewise.
3162 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3164 (FCVT_TARGET): Likewise.
3165 (FCVT_FIXED2F): New iterator.
3166 (FCVT_F2FIXED): Likewise.
3167 (fcvt_fixed_insn): New define_int_attr.
3169 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3171 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3172 some statements was removed.
3174 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3176 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3177 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3178 (vect_can_advance_ivs_p): likewise.
3179 (vect_update_ivs_after_vectorizer): likewise.
3180 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3181 (vect_analyze_scalar_cycles_1): likewise.
3182 (vect_analyze_loop_operations): likewise.
3183 (report_vect_op): likewise.
3184 (vect_is_slp_reduction): likewise.
3185 (vect_is_simple_reduction): likewise.
3186 (get_initial_def_for_induction): likewise.
3187 (vect_transform_loop): likewise.
3188 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3189 (vect_recog_sad_pattern): likewise.
3190 (vect_recog_widen_sum_pattern): likewise.
3191 (vect_recog_widening_pattern): likewise.
3192 (vect_recog_divmod_pattern): likewise.
3193 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3194 (vect_analyze_slp_instance): likewise.
3195 (vect_transform_slp_perm_load): likewise.
3196 (vect_schedule_slp_instance): likewise.
3198 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3200 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3201 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3202 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3203 (PRED_LOOP_BRANCH): Document predictor as broken.
3204 (PRED_LOOP_EXIT): Change hitrate 91->92.
3205 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3206 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3207 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3208 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3209 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3210 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3211 (PRED_CALL): Chane hitrate 71->67.
3212 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3213 (PRED_GOTO): Document as unused right now.
3214 (PRED_CONST_RETURN): Change hitrate 67->69
3215 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3216 (PRED_NULL_RETURN): Change hitrate 91->90.
3217 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3218 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3219 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3221 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3223 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3224 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3225 special case Altivec builtin.
3226 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3227 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3228 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3229 code for ALTIVEC_BUILTIN_VEC_MUL.
3230 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3231 for __builtin_vec_mul.
3233 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3235 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3238 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3240 * spellcheck.c (selftest::test_find_closest_string): New function.
3241 (spellcheck_c_tests): Call the above.
3243 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3245 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3247 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3249 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3250 Yv=Yv,C alternatives.
3252 2016-06-07 Richard Biener <rguenther@suse.de>
3255 * common.opt (ffast-math): Make Optimization.
3257 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3258 Prachi Godbole <prachi.godbole@imgtec.com>
3260 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3261 `fabs' and `fneg' type attributes.
3262 (p5600_fpu_fabs): Add `fmove' to the comment.
3264 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3266 * gimple.c: Include builtins.h
3267 (gimple_inexpensive_call_p): New function.
3268 * gimple.h (gimple_inexpensive_call_p): Declare.
3269 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3270 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3273 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3275 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3276 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3277 warning_at_rich_loc, warning_n, pedwarn, permerror,
3278 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3279 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3282 2016-06-07 Richard Biener <rguenther@suse.de>
3284 PR tree-optimization/71428
3285 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3286 BIT_FIELD_REF op vs. load.
3288 2016-06-07 Richard Biener <rguenther@suse.de>
3291 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3294 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3296 * config/pa/pa.md (call): Generate indirect long calls to non-local
3297 functions on TARGET_64BIT.
3298 (call_value): Likewise.
3300 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3302 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3303 pattern and subsequent splitters.
3304 (call_val_reg_64bit_post_reload): Likewise.
3306 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3309 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3310 propagate_op_to_single_use.
3312 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3315 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3317 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3319 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3320 (enum x86_dirflag_state): New enum.
3321 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3322 (machine_function): Remove needs_cld.
3323 (ix86_current_function_needs_cld): Remove.
3324 * config/i386/i386.c (ix86_set_func_type): Set
3325 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3326 (ix86_expand_prologue): Do not emit CLD here.
3327 (ix86_dirflag_mode_needed): New function.
3328 (ix86_dirflag_mode_entry): Ditto.
3329 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3330 (ix86_mode_after): Ditto.
3331 (ix86_mode_entry): Ditto.
3332 (ix86_mode_exit): Ditto.
3333 (ix86_emit_mode_set): Ditto.
3334 * config/i386/i386.md (strmov_singleop): Set
3335 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3336 Do not set ix86_current_function_needs_cld.
3338 (strset_singleop): Ditto.
3340 (cmpstrnqi_nz_1): Ditto.
3341 (cmpstrnqi_1): Ditto.
3342 (strlenqi_1): Ditto.
3344 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3346 PR tree-optimization/71259
3347 * tree-vect-slp.c (vect_get_constant_vectors): For
3348 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3349 one for constant op, and use COND_EXPR for non-constant.
3351 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3353 * Makefile.in (OBJS): Add function-tests.o,
3354 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3355 selftest-run-tests.o.
3356 (OBJS-libcommon): Add selftest.o.
3357 (OBJS-libcommon-target): Add selftest.o.
3358 (all.internal): Add "selftest".
3359 (all.cross): Likewise.
3360 (selftest): New phony target.
3361 (s-selftest): New target.
3362 (selftest-gdb): New phony target.
3363 (COLLECT2_OBJS): Add selftest.o.
3364 * bitmap.c: Include "selftest.h".
3365 (selftest::test_gc_alloc): New function.
3366 (selftest::test_set_range): New function.
3367 (selftest::test_clear_bit_in_middle): New function.
3368 (selftest::test_copying): New function.
3369 (selftest::test_bitmap_single_bit_set_p): New function.
3370 (selftest::bitmap_c_tests): New function.
3371 * common.opt (fself-test): New.
3372 * diagnostic-show-locus.c: Include "selftest.h".
3373 (make_range): New function.
3374 (test_range_contains_point_for_single_point): New function.
3375 (test_range_contains_point_for_single_line): New function.
3376 (test_range_contains_point_for_multiple_lines): New function.
3377 (assert_eq): New function.
3378 (test_get_line_width_without_trailing_whitespace): New function.
3379 (selftest::diagnostic_show_locus_c_tests): New function.
3380 * et-forest.c: Include "selftest.h".
3381 (selftest::test_single_node): New function.
3382 (selftest::test_simple_tree): New function.
3383 (selftest::test_disconnected_nodes): New function.
3384 (selftest::et_forest_c_tests): New function.
3385 * fold-const.c: Include "selftest.h".
3386 (selftest::assert_binop_folds_to_const): New function.
3387 (selftest::assert_binop_folds_to_nonlvalue): New function.
3388 (selftest::test_arithmetic_folding): New function.
3389 (selftest::fold_const_c_tests): New function.
3390 * function-tests.c: New file.
3391 * gimple.c: Include "selftest.h".
3392 Include "gimple-pretty-print.h".
3393 (selftest::verify_gimple_pp): New function.
3394 (selftest::test_assign_single): New function.
3395 (selftest::test_assign_binop): New function.
3396 (selftest::test_nop_stmt): New function.
3397 (selftest::test_return_stmt): New function.
3398 (selftest::test_return_without_value): New function.
3399 (selftest::gimple_c_tests): New function.
3400 * hash-map-tests.c: New file.
3401 * hash-set-tests.c: New file.
3402 * input.c: Include "selftest.h".
3403 (selftest::assert_loceq): New function.
3404 (selftest::test_accessing_ordinary_linemaps): New function.
3405 (selftest::test_unknown_location): New function.
3406 (selftest::test_builtins): New function.
3407 (selftest::test_reading_source_line): New function.
3408 (selftest::input_c_tests): New function.
3409 * rtl-tests.c: New file.
3410 * selftest-run-tests.c: New file.
3411 * selftest.c: New file.
3412 * selftest.h: New file.
3413 * spellcheck.c: Include "selftest.h".
3414 (selftest::levenshtein_distance_unit_test_oneway): New function,
3415 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3416 (selftest::levenshtein_distance_unit_test): Likewise.
3417 (selftest::spellcheck_c_tests): Likewise.
3418 * toplev.c: Include selftest.h.
3419 (toplev::run_self_tests): New.
3420 (toplev::main): Handle -fself-test.
3421 * toplev.h (toplev::run_self_tests): New.
3422 * tree.c: Include "selftest.h".
3423 (selftest::test_integer_constants): New function.
3424 (selftest::test_identifiers): New function.
3425 (selftest::test_labels): New function.
3426 (selftest::tree_c_tests): New function.
3427 * tree-cfg.c: Include "selftest.h".
3428 (selftest::push_fndecl): New function.
3429 (selftest::test_linear_chain): New function.
3430 (selftest::test_diamond): New function.
3431 (selftest::test_fully_connected): New function.
3432 (selftest::tree_cfg_c_tests): New function.
3433 * vec.c: Include "selftest.h".
3434 (selftest::safe_push_range): New function.
3435 (selftest::test_quick_push): New function.
3436 (selftest::test_safe_push): New function.
3437 (selftest::test_truncate): New function.
3438 (selftest::test_safe_grow_cleared): New function.
3439 (selftest::test_pop): New function.
3440 (selftest::test_safe_insert): New function.
3441 (selftest::test_ordered_remove): New function.
3442 (selftest::test_unordered_remove): New function.
3443 (selftest::test_block_remove): New function.
3444 (selftest::reverse_cmp): New function.
3445 (selftest::test_qsort): New function.
3446 (selftest::vec_c_tests): New function.c.
3447 * wide-int.cc: Include selftest.h and wide-int-print.h.
3448 (selftest::from_int <wide_int>): New function.
3449 (selftest::from_int <offset_int>): New function.
3450 (selftest::from_int <widest_int>): New function.
3451 (selftest::assert_deceq): New function.
3452 (selftest::assert_hexeq): New function.
3453 (selftest::test_printing <VALUE_TYPE>): New function template.
3454 (selftest::test_ops <VALUE_TYPE>): New function template.
3455 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3456 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3458 (selftest::wide_int_cc_tests): New function.
3460 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3463 * ifcvt.c (noce_try_ifelse_collapse): New function.
3465 (noce_process_if_block): Call noce_try_ifelse_collapse.
3466 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3467 (simplify_ternary_operation): Use the above to simplify
3468 conditional CLZ/CTZ expressions.
3470 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3473 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3474 define_insn_and_split.
3476 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3479 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3481 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3484 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3485 Implicitly clobber memory for basic asm with non-empty assembler
3486 string. Use targetm.md_asm_adjust also here.
3487 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3488 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3489 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3490 non-empty assembler string.
3491 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3492 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3493 (decode_asm_operands): Handle basic asm in PARALLEL block.
3494 (extract_insn): Handle basic asm in PARALLEL block.
3495 * doc/extend.texi: Mention new behavior of basic asm.
3496 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3497 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3498 branch_needs_nop_p): Use asm_noperands.
3500 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3502 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3503 Include the M7 SPARC DFA scheduler.
3504 New attribute v3pipe.
3505 Annotate insns with v3pipe where appropriate.
3506 Define cpu_feature vis4.
3507 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3508 Add (V8QI "8") to vbits.
3509 Add insns {add,sub}v8qi3
3510 Add insns ss{add,sub}v8qi3
3511 Add insns us{add,sub}{v8qi,v4hi}3
3512 Add insns {min,max}{v8qi,v4hi,v2si}3
3513 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3514 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3515 * config/sparc/niagara4.md: Add a comment explaining the
3516 discrepancy between the documented latenty numbers and the
3518 * config/sparc/niagara7.md: New file.
3519 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3520 supports SPARC5 and VIS 4.0 instructions.
3521 * configure: Regenerate.
3522 * config.in: Likewise.
3523 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3524 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3525 TARGET_CPU_niagara7.
3526 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3527 (CPP_CPU_SPEC): Handle niagara7.
3528 (ASM_CPU_SPEC): Likewise.
3529 * config/sparc/sparc-opts.h (processor_type): Add
3531 (mvis4): New option.
3532 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3533 (AS_NIAGARA7_FLAG): Define.
3534 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3535 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3536 (CPP_CPU_SPEC): Handle niagara7.
3537 (ASM_CPU_SPEC): Likewise.
3538 * config/sparc/sparc.c (niagara7_costs): Define.
3539 (sparc_option_override): Handle niagara7 and adjust cache-related
3540 parameters with better values for niagara cpus. Also support VIS4.
3541 (sparc32_initialize_trampoline): Likewise.
3542 (sparc_use_sched_lookahead): Likewise.
3543 (sparc_issue_rate): Likewise.
3544 (sparc_register_move_cost): Likewise.
3545 (dump_target_flag_bits): Support VIS4.
3546 (sparc_vis_init_builtins): Likewise.
3547 (sparc_builtins): Likewise.
3548 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3550 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3552 * config/sparc/sparc.opt (sparc_processor_type): New value
3554 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3556 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3558 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3561 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3563 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3565 2016-06-06 Richard Biener <rguenther@suse.de>
3567 PR tree-optimization/71398
3568 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3571 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3573 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3574 ft32_expand_prolog, ft32_expand_epilogue):
3575 Handle pretend_args.
3576 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3577 * config/ft32/ft32.md: Add pretend_returner.
3579 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3582 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3583 Copy op1 RTX to avoid invalid sharing.
3584 (ix86_expand_vector_move_misalign): Ditto.
3586 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3588 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3591 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3593 * predict.c (predicted_by_loop_heuristics_p): New function.
3594 (predict_iv_comparison): Use it.
3595 (predict_loops): Walk from innermost loops; do not predict edges
3596 leaving multiple loops multiple times; implement
3597 PRED_LOOP_ITERATIONS_MAX heuristics.
3598 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3600 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3602 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3603 only edges out of BB are EH edges.
3605 2016-06-04 Martin Sebor <msebor@redhat.com>
3606 Marcin Baczyński <marbacz@gmail.com>
3609 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3610 a void expression in a void function.
3612 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3614 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3615 aux; dump reasons of decisions.
3616 (should_duplicate_loop_header_p): Likewise.
3617 (do_while_loop_p): Likewise.
3618 (ch_base::copy_headers): Dump asi num insns duplicated.
3620 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3622 PR tree-optimization/71405
3623 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3624 incompatible type, build a new clobber with the right type instead
3625 of building a VIEW_CONVERT_EXPR around it.
3627 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3629 PR tree-optimization/52171
3630 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3631 by_pieces_ninsns instead of move_by_pieces_ninsns.
3633 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3635 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3636 for reg+reg addressing mode.
3638 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3640 * rs6000-c.c (c/c-tree.h): Add #include.
3641 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3642 in C++ when found in the base position of vec_ld or vec_st.
3644 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3646 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3647 use of profile unless profile status is PROFILE_READ.
3648 * profile.c (compute_branch_probabilities): Set profile status
3649 only after reporting predictor hitrates.
3651 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3655 * common.opt (ffp-int-builtin-inexact): New option.
3656 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3657 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3658 (ceil@var{m}2): Document dependence on this option.
3659 * ipa-inline-transform.c (inline_call): Handle
3660 flag_fp_int_builtin_inexact.
3661 * ipa-inline.c (can_inline_edge_p): Likewise.
3662 * config/i386/i386.md (rintxf2): Do not test
3663 flag_unsafe_math_optimizations.
3664 (rint<mode>2_frndint): New define_insn.
3665 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3666 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3667 for 387 instead of extending and truncating.
3668 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3669 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3670 Change to frndint<mode>2_<rounding>.
3671 (frndintxf2_<rounding>_i387): Likewise. Change to
3672 frndint<mode>2_<rounding>_i387.
3673 (<rounding_insn>xf2): Likewise.
3674 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3675 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3676 x87. Test TARGET_ROUND || !flag_trapping_math ||
3677 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3678 SSE. Use ROUND_NO_EXC in constant operand of
3679 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3680 for 387 instead of extending and truncating.
3682 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3683 Julia Koval <julia.koval@intel.com>
3695 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3696 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3697 all registers, except for function return registers if there are
3698 no caller-saved registers.
3699 (ix86_set_func_type): New function.
3700 (ix86_set_current_function): Call ix86_set_func_type to set
3701 no_caller_saved_registers and func_type. Call reinit_regs if
3702 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3703 nor x87 instructions in interrupt handler nor function with
3704 no_caller_saved_registers attribute.
3705 (ix86_function_ok_for_sibcall): Return false if there are no
3706 caller-saved registers.
3707 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3709 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3710 (ix86_function_arg): Return special arguments in interrupt handler.
3711 (ix86_promote_function_mode): Promote pointer to word_mode only
3712 for normal functions.
3713 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3715 (ix86_epilogue_uses): New function.
3716 (ix86_hard_regno_scratch_ok): Likewise.
3717 (ix86_save_reg): Preserve all registers in interrupt handler
3718 after reload. Preserve all registers, except for function return
3719 registers, if there are no caller-saved registers after reload.
3720 (find_drap_reg): Always use callee-saved register if there are
3721 no caller-saved registers.
3722 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3723 for interrupt handler.
3724 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3725 Emit cld instruction if stringops are used in interrupt handler
3726 or interrupt handler isn't a leaf function.
3727 (ix86_expand_epilogue): Generate interrupt return for interrupt
3728 handler and pop the 'ERROR_CODE' off the stack before interrupt
3729 return in exception handler.
3730 (ix86_expand_call): Disallow calling interrupt handler directly.
3731 If there are no caller-saved registers, mark all registers that
3732 are clobbered by the call which returns as clobbered.
3733 (ix86_handle_no_caller_saved_registers_attribute): New function.
3734 (ix86_handle_interrupt_attribute): Likewise.
3735 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3737 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3738 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3739 accumulation in interrupt function if stack may be realigned to
3741 (EPILOGUE_USES): New.
3742 (function_type): New enum.
3743 (machine_function): Add func_type and no_caller_saved_registers.
3744 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3745 (interrupt_return): New pattern.
3746 * doc/extend.texi: Document x86 interrupt and
3747 no_caller_saved_registers attributes.
3749 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3751 PR tree-optimization/52171
3752 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3753 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3754 Look for constant strings. Move some code to emit_block_cmp_hints
3756 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3757 * defaults.h (COMPARE_MAX_PIECES): New macro.
3758 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3759 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3760 (clear_by_pieces_1): Don't declare. Move definition before use.
3761 (can_do_by_pieces): New static function.
3762 (can_move_by_pieces): Use it. Return bool.
3763 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3764 OP. All callers changed. Handle COMPARE_BY_PIECES.
3765 (class pieces_addr); New.
3766 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3767 pieces_addr::adjust, pieces_addr::increment_address,
3768 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3770 (class op_by_pieces_d): New.
3771 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3773 (class move_by_pieces_d, class compare_by_pieces_d,
3774 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3775 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3776 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3777 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3778 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3779 compare_by_pieces_d::finish_mode): New member functions.
3780 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3782 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3783 (emit_block_cmp_hints): New function.
3784 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3785 use the newly defined classes.
3786 * expr.h (by_pieces_constfn): New typedef.
3787 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3788 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3789 (move_by_pieces_ninsns): Don't declare.
3790 (can_move_by_pieces): Change return value to bool.
3791 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3792 (compare_by_pieces_branch_ratio): New hook.
3793 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3794 (by_pieces_ninsns): Declare.
3795 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3797 (default_compare_by_pieces_branch_ratio): New function.
3798 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3799 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3800 * doc/tm.texi: Regenerate.
3801 * tree-ssa-strlen.c: Include "builtins.h".
3802 (handle_builtin_memcmp): New static function.
3803 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3804 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3806 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3808 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3809 relevant stmts which are simple and invariant.
3810 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3811 instead of simple and invariant
3813 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3815 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3816 (vectorizable_reduction): Check for new relevant state.
3817 (vectorizable_live_operation): vectorize live stmts using
3818 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3819 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3820 (vect_stmt_relevant_p): Check for stmts which are only used live.
3821 (process_use): Use of a stmt does not inherit it's live value.
3822 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3823 (vect_analyze_stmt): Check for new relevant state.
3824 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3825 outside the loop, but not inside it.
3827 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3829 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3830 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3831 (vect_get_vec_def_for_operand): Split out code.
3833 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3835 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3837 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3839 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3841 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3843 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3845 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3848 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3849 to noreturn e->callee->decl that has void return type and void
3850 arguments, adjust gimple_call_fntype and remove lhs even if it had
3851 previously addressable type.
3853 2016-06-02 Jeff Law <law@redhat.com>
3855 PR tree-optimization/71328
3856 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3857 error when checking for a jump back onto the copied path.
3859 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3861 * config/microblaze/microblaze.c (get_branch_target): Add return
3862 NULL_RTX for the non-CALL_P case.
3863 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3864 (insert_wic): Remove unused local "j".
3866 2016-06-02 Martin Liska <mliska@suse.cz>
3868 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3870 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3871 Julia Koval <julia.koval@intel.com>
3873 * function.c (assign_parm_setup_stack): Force source into a
3875 * target.def (function_incoming_arg): Update documentation to
3876 allow arbitrary address computation based on hard register.
3877 * doc/tm.texi: Regenerated.
3879 2016-06-02 Martin Liska <mliska@suse.cz>
3881 * predict.c (combine_predictions_for_bb): Fix first match in
3882 cases where a first predictor contains more than one occurence
3883 in list of predictors. Take the best value in such case.
3885 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3887 PR rtl-optimization/71295
3888 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3889 offset would go over the size of the inner mode reject it.
3891 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3893 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3894 x=x,x and v=v,m instead of x=x,m.
3896 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3897 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3898 alternative to v=rm,C.
3900 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3901 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3902 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3903 instead of vex for the last two above mentioned alternatives.
3905 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3908 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3910 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3912 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3914 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3916 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3917 from int to unsigned.
3919 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3921 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3922 alternatives, eliminating preferred register class. Add support
3923 for the MTVSRDD instruction in ISA 3.0.
3924 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3925 reg_or_indexed_operand.
3926 (vsx_splat_v4sf_internal): Likewise.
3928 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3931 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3932 for loading up all 0's or all 1's.
3934 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3936 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3938 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3940 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3942 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3943 * gcc.c (set_source_date_epoch_envvar): New function, sets
3944 the SOURCE_DATE_EPOCH environment variable to the current time.
3946 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3948 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3949 the factor for live Phi nodes.
3951 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3953 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3954 * tree-parloops.c (parallelize_loops): likewise.
3955 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3956 tree_unswitch_outer_loop): likewise.
3958 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3961 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3962 around creation of the temporary.
3964 2016-06-01 Richard Biener <rguenther@suse.de>
3966 PR tree-optimization/71366
3967 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3968 (unloop_loops): Move removing edges here ...
3969 (try_unroll_loop_completely): ... from here.
3970 (try_peel_loop): ... and here.
3971 (tree_unroll_loops_completely_1): Track parent loops via
3972 bitmap of header BBs.
3973 (tree_unroll_loops_completely): Adjust for that.
3975 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3977 * config/rs6000/altivec.h (vec_slv): New macro.
3978 (vec_srv): New macro.
3979 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3980 (UNSPEC_VSRV): New value.
3983 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3984 (vsrv): New builtin definition.
3985 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3986 define argument types for new builtin.
3987 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3989 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3992 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3993 Jocelyn Mayer <l_indien@magic.fr>
3996 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3997 detect processor family for signature_CENTAUR_ebx.
3998 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3999 signature_CENTAUR_ebx.
4000 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4001 <default>: Pass x86-64 for has_longmode.
4003 2016-06-01 Nathan Sidwell <nathan@acm.org>
4005 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4008 2016-06-01 Richard Biener <rguenther@suse.de>
4010 PR tree-optimization/71261
4011 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4012 of stmts successfully put in the bool pattern. Remove
4013 single-use restriction.
4014 (adjust_bool_pattern_cast): Add cast at the use site via the
4015 pattern def sequence.
4016 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4017 of patterned defs. Use the pattern def seqence instead of
4018 multiple independent patterns.
4019 (sort_after_uid): New qsort compare function.
4020 (adjust_bool_stmts): New function to process stmts in the bool
4021 pattern in IL order.
4022 (vect_recog_bool_pattern): Adjust.
4023 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4024 (ifcvt_walk_pattern_tree): Likewise.
4025 (stmt_is_root_of_bool_pattern): Likewise.
4026 (ifcvt_repair_bool_pattern): Likewise.
4027 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4029 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4031 * loop-unroll.c (decide_unroll_constant_iterations,
4032 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4033 likely upper bounds.
4034 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4036 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4038 * tree-core.h (enum omp_clause_code): Remove
4039 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4041 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4043 * config/arm/sync.md (arm_store_exclusive<mode>):
4044 Use 'H' output modifier on operands[2] rather than creating a new
4045 entry in out-of-bounds memory of the operands array.
4046 (arm_store_release_exclusivedi): Likewise.
4048 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4050 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4051 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4052 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4053 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4055 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4057 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4058 into account live statements for mask producers.
4060 2016-06-01 Richard Biener <rguenther@suse.de>
4062 PR tree-optimization/71311
4063 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4064 restrict to non-INTEGER_CST @0.
4066 2016-06-01 Richard Biener <rguenther@suse.de>
4068 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4069 (relational patterns): Use :c to avoid pattern duplications.
4071 2016-06-01 Richard Biener <rguenther@suse.de>
4073 * genmatch.c (comparison_code_p): New predicate.
4074 (swap_tree_comparison): New function.
4075 (commutate): Add for_vec parameter to append new for entries.
4076 Support commutating relational operators by swapping it alongside
4078 (lower_commutative): Adjust.
4079 (dt_simplify::gen): Do not pass artificial operators to gen
4081 (decision_tree::gen): Do not add artificial operators as parameters.
4082 (parser::parse_expr): Verify operator commutativity when :c is
4083 applied. Allow :C to override this.
4084 * match.pd: Adjust patterns to use :C instead of :c where required.
4086 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4088 PR tree-optimization/71077
4089 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4090 the combining step, use boolean_false_node and boolean_true_node
4091 as the designated false/true return values.
4093 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4095 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4096 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4097 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4100 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4102 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4103 of flags impliying the register renaming.
4104 * toplev.c (process_options): Do not imply flag_rename_registers with
4107 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4109 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4110 default implementation.
4112 2016-05-31 Nathan Sidwell <nathan@acm.org>
4114 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4116 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4118 * config/sh/constraints.md (b): Remove constraint.
4119 * config/sh/predicates.md (arith_reg_operand): Remove
4121 * config/sh/sh-modes.def (PDI): Remove.
4122 * config/sh/sh.c (sh_target_reg_class,
4123 sh_optimize_target_register_callee_saved): Remove functions.
4124 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4125 (sh_expand_epilogue): Update comment.
4126 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4127 sh_secondary_reload): Remove TARGET_REGS related code.
4128 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4129 TARGET_REGISTER_P): Remove macros.
4130 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4131 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4132 TR1_REG, TR2_REG): Remove constants.
4133 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4135 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4137 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4138 define_expand patterns.
4139 (adddi3_compact): Rename to adddi3.
4140 (subdi3_compact): Rename to subdi3.
4141 (*negdi2): Rename to negdi2.
4142 (*abs<mode>2): Rename to abs<mode>2.
4144 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4146 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4147 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4148 (atomic_sub_fetchsi): ... this new pattern.
4149 (mvtc): Add CC_REG clobber.
4151 2016-05-31 Marek Polacek <polacek@redhat.com>
4153 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4155 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4157 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4158 aarch64_fusion_enabled_p to check for fusion capabilities.
4160 2016-05-31 Richard Biener <rguenther@suse.de>
4162 PR tree-optimization/71352
4163 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4164 minus one and a negate.
4166 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4168 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4169 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4171 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4172 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4173 Remove use of aarch64_simd_attr_length_move, set length attribute
4175 (*aarch64_be_movoi): Likewise.
4176 (*aarch64_be_movci): Likewise.
4177 (*aarch64_be_movxi): Likewise.
4179 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4181 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4182 It no longer does that.
4183 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4185 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4187 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4188 attribute __unused__.
4190 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4192 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4193 * config/arm/arm.c (arm_arch_thumb1): Define.
4194 (arm_option_override): Initialize arm_arch_thumb1.
4195 * config/arm/arm.h (arm_arch_thumb1): Declare.
4196 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4197 support Thumb-1 ISA.
4199 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4202 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4203 `Yv' for scalar operand.
4205 2016-05-31 Tom de Vries <tom@codesourcery.com>
4207 PR tree-optimization/69068
4208 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4209 phis with more than two args.
4211 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4213 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4214 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4217 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4219 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4221 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4223 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4224 cpu_32, cpu_64, tune_32 and tune_64.
4225 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4227 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4229 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4231 2016-05-30 Andi Kleen <ak@linux.intel.com>
4233 * auto-profile.c (read_profile): Replace asserts with errors
4234 when file does not exist.
4235 * gcov-io.c (gcov_read_words): Dito.
4237 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4239 * tree-cfg.c (print_loop): Print likely upper bounds.
4241 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4243 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4244 * opts.c (default_options): Enable peel loops at -O3.
4245 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4246 (try_peel_loop): Do not re-peel already peeled loops;
4247 use likely upper bounds; fix profile updating.
4248 (pass_complete_unroll::execute): Initialize peeled_loops.
4250 2016-05-30 Martin Liska <mliska@suse.cz>
4252 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4253 computed costs by frequency of BB they belong to.
4254 (get_scaled_computation_cost_at): New function.
4256 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4257 Marc Glisse <marc.glisse@inria.fr>
4259 PR tree-optimization/71289
4260 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4262 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4264 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4266 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4268 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4269 for peeled copies; avoid underflow when updating estimates; correctly
4272 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4274 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4275 r236875. Corrected oe3 to oe2 as obvious.
4277 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4281 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4282 that inserted stmt will not dominate stmts that defines its operand.
4283 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4284 (rewrite_expr_tree_parallel): Likewise.
4286 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4289 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4290 all fields including stmt_to_insert are swapped.
4292 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4294 * predict.h (force_edge_cold): Declare.
4295 * predict.c (force_edge_cold): New function.
4296 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4298 (canonicalize_loop_induction_variables): Fix formating.
4300 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4302 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4303 (visium_expand_copysign): Use gen_int_mode directly.
4304 (visium_compute_frame_size): Minor tweaks.
4306 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4308 * tree-vect-loop.c (vect_analyze_loop_2): Use
4309 likely_max_stmt_executions_int.
4311 2016-05-30 Tom de Vries <tom@codesourcery.com>
4313 PR tree-optimization/69067
4314 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4316 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4319 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4320 New peepholes to remove unneeded fild/fistp pairs.
4321 (define_peephole2 atomic_loaddi_fpu): Ditto.
4323 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4325 * predict.c (maybe_hot_frequency_p): Avoid division.
4327 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4329 * doc/install.texi: Use https for shop.fsf.org.
4331 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4333 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4334 likely_max_stmt_executions_int.
4336 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4338 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4339 likely_max_stmt_executions_int.
4341 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4343 * profile.c (compute_branch_probabilities): Do not report hitrates
4345 (branch_prob): Report hitrates here.
4346 * predict.c (gimple_predict_edge): Do not assert profile status;
4347 fix formatting issues.
4349 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4351 * predict.c (edge_predicted_by_p): New function.
4352 (predict_paths_for_bb): Do not put multiple predictions of the same type
4355 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4357 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4360 2016-05-28 Alan Modra <amodra@gmail.com>
4362 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4364 2016-05-28 Alan Modra <amodra@gmail.com>
4366 PR rtl-optimization/71275
4367 * ira.c (ira): Free dominance info.
4369 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4371 * doc/sourcebuild.texi: New address for upstream Go repository.
4373 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4375 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4376 (TARGET_ARM_V7M): Likewise.
4378 2016-05-26 Jeff Law <law@redhat.com>
4380 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4381 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4382 * passes.def: Add jump threading passes before DOM/VRP.
4383 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4384 argument to a basic block from an edge. Remove tests which are
4386 (pass_data_thread_jumps, class pass_thread_jumps): New.
4387 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4388 (make_pass_thread_jumps): Likewise.
4389 * tree-pass.h (make_pass_thread_jumps): Declare.
4391 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4393 * config/visium/visium-protos.h (split_double_move): Rename into...
4394 (visium_split_double_move): ...this.
4395 (visium_split_double_add): Declare.
4396 * config/visium/visium.c (split_double_move): Rename into...
4397 (visium_split_double_move): ...this.
4398 (visium_split_double_add): New function.
4399 (visium_expand_copysign): Renumber operands for consistency.
4400 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4401 (DFmode move splitter): Likewise.
4402 (*addi3_insn): Split by means of visium_split_double_add.
4403 (*adddi3_insn_flags): Delete.
4404 (*plus_plus_sltu<subst_arith>): New insn.
4405 (*subdi3_insn): Split by means of visium_split_double_add.
4406 (subdi3_insn_flags): Delete.
4407 (*minus_minus_sltu<subst_arith>): New insn.
4408 (*negdi2_insn): Split by means of visium_split_double_add.
4409 (*negdi2_insn_flags): Delete.
4411 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4413 * configure.ac: Treat a --with-headers option without argument
4414 the same as the default (i.e. consult sys-include directory).
4415 * configure: Regenerate.
4417 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4419 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4420 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4422 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4423 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4425 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4428 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4429 tree-stdarg analysis results.
4430 (aarch64_setup_incoming_varargs): Likewise.
4432 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4434 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4435 va_list_gpr_counter_field and va_list_fpr_counter_field.
4437 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4440 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4441 * config/aarch64/aarch64.c
4442 (aarch64_cannot_change_mode_class): Remove function.
4443 * config/aarch64/aarch64-protos.h
4444 (aarch64_cannot_change_mode_class): Remove.
4446 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4448 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4449 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4450 get_likely_max_loop_iterations_int): New.
4451 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4452 any_likely_upper_bound.
4453 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4455 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4456 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4458 (unroll_loop_constant_iterations): Likewise.
4459 (unroll_loop_runtime_iterations): Likewise.
4460 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4461 * lto-streamer-out.c (output_cfg): Likewise.
4462 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4464 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4465 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4466 (likely_max_loop_iterations): New.
4467 (likely_max_loop_iterations_int): New.
4468 (likely_max_stmt_executions): New.
4469 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4470 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4471 likely_max_stmt_executions): Declare.
4473 2016-05-27 Marek Polacek <polacek@redhat.com>
4476 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4478 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4480 * config/s390/s390.md (2x risbg splitters): Use
4481 reg_overlap_mentioned_p instead of rtx_equal_p.
4483 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4485 * combine.c (make_compound_operation): Take known zero bits into
4486 account when checking for possible zero_extend.
4488 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4490 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4491 Use const_int_operand for operand 2 predicate. Simplify expand code
4494 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4497 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4500 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4502 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4503 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4504 that returns CC_SESWPmode and CC_ZESWPmode.
4505 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4507 (aarch64_rtx_costs): Likewise.
4509 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4511 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4512 for ISA 3.0 min/max support.
4513 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4514 conditional move support.
4515 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4516 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4518 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4519 conditional moves where the comparison type is different from move
4521 (fp_minmax): New code iterator for smin/smax.
4522 (minmax): New code attributes for min/max.
4523 (SMINMAX): Likewise.
4524 (smax<mode>3): Combine min, max insns into one insn using the
4525 fp_minmax code iterator. Add support for ISA 3.0 min/max
4526 instructions that don't need -ffast-math.
4527 (s<minmax><mode>3): Likewise.
4528 (smax<mode>3_vsx): Likewise.
4529 (smin<mode>3): Likewise.
4530 (s<minmax><mode>3_vsx): Likewise.
4531 (smin<mode>3_vsx): Likewise.
4532 (pre-VSX min/max splitters): Likewise.
4533 (s<minmax><mode>3_fpr): Likewise.
4534 (movsfcc): Rewrite floating point conditional moves to combine
4535 SFmode/DFmode into a single insn.
4536 (mov<mode>cc): Likewise.
4537 (movdfcc): Likewise.
4538 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4539 SFDF2 iterators to handle all combinations.
4540 (fseldfsf4): Likewise.
4541 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4542 (fseldfdf4): Likewise.
4543 (fselsfdf4): Likewise.
4544 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4545 comparison instructions that set a 0/-1 mask, and use it for
4546 floating point conditional move via XXSEL.
4547 (fpmask<mode>): Likewise.
4548 (xxsel<mode>): Likewise.
4549 * config/rs6000/predicates.md (min_max_operator): Delete, no
4551 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4552 instructions that generate a 0/-1 mask for use with XXSEL.
4553 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4554 say whether floating point min/max is available, either through
4555 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4556 (TARGET_MINMAX_DF): Likewise.
4558 2016-05-27 Alan Modra <amodra@gmail.com>
4560 PR rtl-optimization/71275
4561 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4562 for update_equiv_regs and combine_and_move_insns.
4564 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4566 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4567 if_then_else or cond RTXes to calculate attribute value.
4568 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4569 <attr "length_immediate>: Ditto.
4570 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4571 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4572 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4573 <attr "type">: Ditto.
4574 <attr "prefix_data16">: Ditto.
4575 <attr "prefix_extra">: Ditto.
4576 <attr "length_immediate">: Ditto.
4577 <attr "prefix">: Ditto.
4578 (vec_set<mode>_0) <attr "isa">: Ditto.
4579 <attr "prefix_extra">: Ditto.
4580 <attr "length_immediate">: Ditto.
4581 <attr "prefix">: Ditto.
4582 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4583 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4584 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4585 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4586 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4587 <attr "length_immediate">: Ditto.
4588 <attr "prefix">: Ditto.
4589 (sse2_movsd) <attr "length_immediate">: Ditto.
4590 <attr "prefix">: Ditto.
4591 (vec_concatv2df) <attr "isa">: Ditto.
4592 <attr "prefix">: Ditto.
4593 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4594 (*vec_extractv2di_1) <attr "isa">: Ditto.
4595 <attr "type">: Ditto.
4596 <attr "length_immediate">: Ditto.
4597 <attr "prefix_rex">: Ditto.
4598 <attr "prefix_extra">: Ditto.
4599 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4600 <attr "prefix_extra">: Ditto.
4601 <attr "length_immediate">: Ditto.
4602 (vec_concatv2di) <attr "isa">: Ditto.
4603 <attr "prefix_extra">: Ditto.
4604 <attr "length_immediate">: Ditto.
4605 <attr "prefix">: Ditto.
4607 2016-05-26 Martin Liska <mliska@suse.cz>
4609 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4611 (operator+): Likewise.
4612 (operator-): Likewise.
4613 (comp_cost::operator+=): Likewise.
4614 (comp_cost::operator-=): Likewise.
4615 (comp_cost::operator/=): Likewise.
4616 (comp_cost::operator*=): Likewise.
4617 (operator<): Likewise.
4618 (operator==): Likewise.
4619 (operator<=): Likewise.
4621 (infinite_cost_p): Likewise.
4622 (add_costs): Likewise.
4623 (sub_costs): Likewise.
4624 (compare_costs): Likewise.
4625 (set_group_iv_cost): Use the newly introduced functions.
4626 (get_address_cost): Likewise.
4627 (get_shiftadd_cost): Likewise.
4628 (force_expr_to_var_cost): Likewise.
4629 (split_address_cost): Likewise.
4630 (ptr_difference_cost): Likewise.
4631 (difference_cost): Likewise.
4632 (get_computation_cost_at): Likewise.
4633 (determine_group_iv_cost_generic): Likewise.
4634 (determine_group_iv_cost_address): Likewise.
4635 (determine_group_iv_cost_cond): Likewise.
4636 (autoinc_possible_for_pair): Likewise.
4637 (determine_group_iv_costs): Likewise.
4638 (cheaper_cost_pair): Likewise.
4639 (iv_ca_recount_cost): Likewise.
4640 (iv_ca_set_no_cp): Likewise.
4641 (iv_ca_set_cp): Likewise.
4642 (iv_ca_cost): Likewise.
4643 (iv_ca_new): Likewise.
4644 (iv_ca_dump): Likewise.
4645 (iv_ca_narrow): Likewise.
4646 (iv_ca_prune): Likewise.
4647 (iv_ca_replace): Likewise.
4648 (try_add_cand_for): Likewise.
4649 (try_improve_iv_set): Likewise.
4650 (find_optimal_iv_set): Likewise.
4652 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4654 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4655 that internal functions will clobber all caller-saved registers.
4657 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4659 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4660 Return a better case_values_threshold when optimizing.
4662 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4664 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4665 Add ? to integer variant.
4666 (aarch64_combinez_be): Likewise.
4668 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4670 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4671 instead of x constraint.
4672 (vcvtps2ph256<mask_name>): Likewise.
4674 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4675 alternative. Formatting fix.
4677 * config/i386/sse.md
4678 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4680 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4681 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4682 maybe_evex prefix instead of vex.
4683 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4684 EXT_REX_SSE_REG_P (op0) case in the splitter.
4686 2016-05-25 Jeff Law <law@redhat.com>
4688 PR tree-optimization/71272
4689 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4690 Update comments. Add test for empty path.
4692 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4694 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4695 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4696 special case builtin.
4697 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4698 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4699 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4700 for __builtin_vec_cmpne.
4702 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4704 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4705 redundant test and bail out if the type of the new operand is not
4706 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4708 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4710 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4711 (x_ix86_target_flags_explicit): Remove.
4712 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4713 x_ix86_target_flags_explicit.
4714 (ix86_function_specific_restore): Ditto.
4716 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4717 H.J. Lu <hongjiu.lu@intel.com>
4720 * common/config/i386/i386-common.c
4721 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4722 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4723 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4724 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4725 (-mgeneral-regs-only): Add new option.
4726 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4727 x87 instructions if only general registers are allowed.
4728 (ix86_target_string): Add ix86_flags argument. Handle additional
4729 flags options through ix86_flags argument. Update all callers.
4730 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4732 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4734 PR rtl-optimization/66940
4735 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4736 decrementing desired_val will not overflow before performing these
4739 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4741 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4742 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4743 * config/i386/i386.c (enum ix86_builtins): Add
4744 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4745 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4746 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4747 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4748 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4749 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4750 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4751 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4752 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4753 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4754 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4755 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4756 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4757 __builtin_ia32_cvtps2dq512_mask.
4758 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4759 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4760 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4761 * config/i386/sse.md
4762 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4764 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4765 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4767 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4768 (avx512f_vec_pack_sfix_v8df): New define_expand.
4769 (avx512f_roundpd512): Rename to ...
4770 (avx512f_round<castmode>512): ... this. Change iterator.
4771 (avx512f_roundps512_sfix): New define_expand.
4772 (round<mode>2_sfix): Change iterator.
4774 2016-05-25 Nick Clifton <nickc@redhat.com>
4776 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4777 static interrupt handler is detected.
4778 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4779 default linker script.
4780 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4781 the low part of a symbolic pointer.
4783 2016-05-25 Richard Biener <rguenther@suse.de>
4785 PR tree-optimization/71261
4786 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4787 interesting stmt instead of immediate uses when looking
4788 for the use operand to replace.
4790 2016-05-25 Martin Liska <mliska@suse.cz>
4792 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4794 2016-05-25 Richard Biener <rguenther@suse.de>
4796 PR tree-optimization/71264
4797 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4800 2016-05-25 Martin Liska <mliska@suse.cz>
4802 PR tree-optimization/71239
4803 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4804 if DECL_SIZE is NULL.
4806 2016-05-25 Richard Biener <rguenther@suse.de>
4808 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4809 * tree-if-conv.c (pass_data_if_conversion): Use it.
4811 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4813 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4814 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4815 * varpool.c (varpool_node::get_availability): Likewise.
4817 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4819 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4820 VNEGW/VNEGD instructions.
4821 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4822 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4823 support for ISA 3.0 VNEGW/VNEGD instructions.
4825 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4827 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4828 pointers inside OACC_DATA regions.
4829 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4830 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4831 (gimplify_adjust_omp_clauses): Fix typo in comment.
4833 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4835 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4836 parity built-in functions.
4837 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4839 (p9v_parity<mode>2): Likewise.
4840 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4842 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4843 (parity<mode>2): ISA 3.0 expander for vector parity.
4844 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4846 (BU_P9_64BIT_MISC_0): Likewise.
4847 (BU_P9_MISC_0): Likewise.
4848 (BU_P9V_AV_1): Likewise.
4849 (BU_P9V_AV_2): Likewise.
4850 (BU_P9V_AV_3): Likewise.
4851 (BU_P9V_AV_P): Likewise.
4852 (BU_P9V_VSX_1): Likewise.
4853 (BU_P9V_OVERLOAD_1): Likewise.
4854 (BU_P9V_OVERLOAD_2): Likewise.
4855 (BU_P9V_OVERLOAD_3): Likewise.
4856 (VCTZB): Add vector count trailing zeros support.
4860 (VPRTYBD): Add vector parity support.
4861 (VPRTYBQ): Likewise.
4862 (VPRTYBW): Likewise.
4863 (VCTZ): Add overloaded vector count trailing zeros support.
4864 (VPRTYB): Add overloaded vector parity support.
4865 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4866 overloaded vector count trailing zeros and parity instructions.
4867 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4868 vector parity support.
4869 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4870 trailing zeros support.
4871 (vec_cntlz): Likewise.
4872 (vec_vctzb): Likewise.
4873 (vec_vctzd): Likewise.
4874 (vec_vctzh): Likewise.
4875 (vec_vctzw): Likewise.
4876 (vec_vprtyb): Add ISA 3.0 vector parity support.
4877 (vec_vprtybd): Likewise.
4878 (vec_vprtybw): Likewise.
4879 (vec_vprtybq): Likewise.
4880 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4881 the ISA 3.0 vector count trailing zeros and vector parity built-in
4884 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4886 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4887 when there is stmt_to_insert.
4889 2016-05-24 Martin Sebor <msebor@redhat.com>
4892 * tree.h (complete_or_array_type_p): New inline function.
4894 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4896 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4897 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4898 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4900 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4901 Limit 1st alternative to noavx isa, split 2nd alternative into one
4902 noavx and one avx alternative, use *x and Bm in the former and
4903 x and m in the latter.
4905 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4906 of sse4 for the first alternative, drop %v from the template
4907 and d operand modifier. Split second alternative into one sse4_noavx
4908 and one avx alternative, use *x instead of *v in the former and v
4909 instead of *v in the latter.
4910 (*sse4_1_extractps): Use noavx isa instead of * for the first
4911 alternative, drop %v from the template. Split second alternative into
4912 one noavx and one avx alternative, use *x instead of *v in the
4913 former and v instead of *v in the latter.
4914 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4915 with noavx and the last one with avx.
4916 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4917 split the second one into one noavx and one avx alternative,
4918 use *x and Bm in the former and x and m in the latter one.
4919 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4922 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4923 first two alternatives to noavx, use *x instead of *v in the second
4924 one, add avx alternative without *.
4925 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4926 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4927 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4929 2016-05-24 Jeff Law <law@redhat.com>
4931 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4932 New function, extracted from...
4933 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4934 Allow simple copies and constant initializations in the SSA chain.
4936 2016-05-24 Marek Polacek <polacek@redhat.com>
4939 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4942 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4945 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4946 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4947 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4948 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4949 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4951 2016-05-24 Richard Biener <rguenther@suse.de>
4953 PR tree-optimization/71240
4954 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4957 2016-05-24 Richard Biener <rguenther@suse.de>
4959 PR tree-optimization/71230
4960 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4962 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4964 * tree-vectorizer.h (vectorizable_comparison): Delete.
4965 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4966 PURE_SLP_STMT check.
4967 * tree-vect-stmts.c (vectorizable_call): Likewise.
4968 (vectorizable_simd_clone_call): Likewise.
4969 (vectorizable_conversion): Likewise.
4970 (vectorizable_assignment): Likewise.
4971 (vectorizable_shift): Likewise.
4972 (vectorizable_operation): Likewise.
4973 (vectorizable_load): Likewise.
4974 (vectorizable_condition): Likewise.
4975 (vectorizable_store): Likewise. Assert that we don't have
4977 (vectorizable_comparison): Make static. Remove redundant
4978 PURE_SLP_STMT check.
4979 (vect_transform_stmt): Assert that we always have an slp_node
4982 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4984 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4985 operands[2] against 1 with comparison against CONST1_RTX.
4986 (<shift>di3_neon): Likewise.
4987 * config/arm/predicates.md (const0_operand): Replace with comparison
4990 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4992 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4993 operands[2] against 1 with comparison against CONST1_RTX.
4994 (ashrdi3): Likewise.
4995 (lshrdi3): Likewise.
4996 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4998 (ashrsi3): Likewise.
4999 (lshrsi3): Likewise.
5000 (rotrsi3): Likewise.
5001 (define_split above *compareqi_eq0): Likewise.
5002 (define_split above "prologue"): Likewise.
5003 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5004 * config/arm/predicates.md (shift_operator): Likewise.
5005 (shift_nomul_operator): Likewise.
5006 (sat_shift_operator): Likewise.
5007 (thumb1_cmp_operand): Likewise.
5008 (const_neon_scalar_shift_amount_operand): Replace manual range
5009 check with IN_RANGE.
5010 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5011 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5013 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5015 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5016 with HOST_WIDE_INT_1.
5018 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5019 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5020 (arm_canonicalize_comparison): Likewise.
5021 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5023 (thumb1_size_rtx_costs): Likewise.
5024 (vfp_const_double_index): Replace cast of 1 to unsigned
5025 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5026 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5028 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5029 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5030 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5031 HOST_WIDE_INT with HOST_WIDE_INT_1.
5033 2016-05-24 Marek Polacek <polacek@redhat.com>
5035 * tree-cfg.h (should_remove_lhs_p): New predicate.
5036 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5037 * gimplify.c (gimplify_modify_expr): Likewise.
5038 * tree-cfg.c (verify_gimple_call): Likewise.
5039 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5040 * gimple-fold.c: Include "tree-cfg.h".
5041 (gimple_fold_call): Use should_remove_lhs_p.
5043 2016-05-24 Richard Biener <rguenther@suse.de>
5045 PR tree-optimization/71253
5046 * cfganal.h (control_dependences): Make robust against edge
5048 (control_dependences::control_dependences): Remove edge_list argument.
5049 (control_dependences::get_edge): Remove.
5050 (control_dependences::get_edge_src): Add.
5051 (control_dependences::get_edge_dest): Likewise.
5052 (control_dependences::m_el): Make a vector of edge src/dest index.
5053 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5054 (control_dependences::control_dependences): Likewise.
5055 (control_dependences::~control_dependence): Likewise.
5056 (control_dependences::get_edge): Remove.
5057 (control_dependences::get_edge_src): Add.
5058 (control_dependences::get_edge_dest): Likewise.
5059 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5061 (perform_tree_ssa_dce): Adjust.
5062 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5064 (pass_loop_distribution::execute): Adjust. Do loop destroying
5065 conditional on changed.
5067 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5070 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5071 return. Reindent transformation comment and mention the ARM state
5074 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5077 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5078 after build_and_add_sum creates new use stmt.
5080 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5082 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5083 load_lanes/grouped_load classification comes first. Don't check
5084 whether the vectorization factor is a multiple of the group size
5087 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5089 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5090 GROUP_GAP for single-element interleaving.
5091 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5094 2016-05-24 Richard Biener <rguenther@suse.de>
5098 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5099 bases which are accessed with non-invariant indices.
5100 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5101 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5103 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5106 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5107 (add_to_ops_vec): Add stmt_to_insert.
5108 (add_repeat_to_ops_vec): Init stmt_to_insert.
5109 (insert_stmt_before_use): New.
5110 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5112 (get_ops): Init stmt_to_insert.
5113 (maybe_optimize_range_tests): Likewise.
5114 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5115 (rewrite_expr_tree_parallel): Likewise.
5116 (reassociate_bb): Likewise.
5118 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5121 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5122 ISA 3.0 xxperm fusion alternative.
5123 (altivec_vperm_v8hiv16qi): Likewise.
5124 (altivec_vperm_<mode>_uns_internal): Likewise.
5125 (vperm_v8hiv4si): Likewise.
5126 (vperm_v16qiv8hi): Likewise.
5128 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5129 Kelvin Nilsen <kelvin@gcc.gnu.org>
5131 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5132 vpermr/xxpermr on ISA 3.0.
5133 (altivec_expand_vec_perm_le): Likewise.
5134 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5135 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5138 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5140 * config/i386/i386.h (IS_STACK_MODE): Enable for
5141 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5142 SSE_FLOAT_MODE_P macros.
5143 * config/i386/i386.c (ix86_preferred_reload_class): Use
5144 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5145 Cleanup regclass processing for CONST_DOUBLE_P.
5146 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5147 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5148 with IS_STACK_MODE macro.
5149 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5151 (*movdf_internal): Use IS_STACK_MODE macro.
5152 (*movsf_internal): Ditto.
5154 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5156 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5157 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5159 2016-05-23 Jeff Law <law@redhat.com>
5161 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5163 (fsm_find_control_statement_thread_paths): Call it.
5165 2016-05-23 Martin Jambor <mjambor@suse.cz>
5168 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5169 from_global_constant if t is not NULL.
5171 2016-05-23 Marek Polacek <polacek@redhat.com>
5174 * common.opt (Wswitch-unreachable): New option.
5175 * doc/invoke.texi: Document -Wswitch-unreachable.
5176 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5179 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5181 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5182 TMR_INDEX is non-NULL.
5184 2016-05-23 Richard Biener <rguenther@suse.de>
5186 PR tree-optimization/71230
5187 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5188 (try_special_add_to_ops): ... here. Always test for single-use.
5190 2016-05-23 Martin Jambor <mjambor@suse.cz>
5192 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5193 default block if a PHI node in the original one would be resized.
5195 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5197 PR tree-optimization/58135
5198 * tree-vect-slp.c: When group size is not multiple
5199 of vector size, allow splitting of store group at
5202 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5204 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5206 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5208 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5209 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5210 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5213 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5214 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5215 v constraint instead of x and vinserti32x4 insn.
5217 * config/i386/sse.md (i128vldq): New mode iterator.
5218 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5219 avx512dq and avx512vl alternatives.
5221 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5222 constraint, use maybe_evex prefix instead of vex.
5223 (vec_dupv4sf): Use v constraint instead of x for output
5224 operand except for noavx alternative, use Yv constraint
5225 instead of x for input. Use maybe_evex prefix instead of vex.
5226 (*vec_dupv4si): Likewise.
5227 (*vec_dupv2di): Likewise.
5229 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5232 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5233 (linearize_expr_tree): Call try_special_add_to_ops.
5234 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5236 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5238 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5239 to computed stack_usage.
5241 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5244 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5245 operand is subreg (symbol_ref) then move the symbol ref to register.
5247 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5249 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5251 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5254 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5257 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5259 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5260 ranges by calling get_single_symbol and tidy up. Look more closely
5261 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5263 2016-05-20 Jeff Law <law@redhat.com>
5265 * bitmap.c (bitmap_find_bit): Remove useless test.
5267 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5269 * function.c (thread_prologue_and_epilogue_insns): Commit the
5270 insertion of the epilogue.
5272 2016-05-20 Martin Jambor <mjambor@suse.cz>
5274 PR tree-optimization/70884
5275 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5276 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5277 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5278 of constant pool data as a reason for scalarization.
5280 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5282 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5283 for naked functions.
5284 (thumb1_expand_prologue): Likewise.
5286 2016-05-20 Nathan Sidwell <nathan@acm.org>
5288 * config/nvptx/nptx.c (nvptx_option_override): Only set
5289 flag_toplevel_reorder, if not explicitly specified. Set
5290 flag_no_common, unless explicitly specified.
5292 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5294 * calls.c (can_implement_as_sibling_call_p): Mark param
5295 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5297 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5299 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5300 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5301 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5303 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5304 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5307 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5309 * config/nvptx/nvptx.md (sincossf3): New pattern.
5311 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5313 * calls.c (maybe_complain_about_tail_call): New function.
5314 (initialize_argument_information): Call
5315 maybe_complain_about_tail_call when clearing *may_tailcall.
5316 (can_implement_as_sibling_call_p): Call
5317 maybe_complain_about_tail_call when returning false.
5318 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5319 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5320 if tail-call optimization fails.
5321 * cfgexpand.c (expand_call_stmt): Initialize
5322 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5323 * gimple-pretty-print.c (dump_gimple_call): Dump
5324 gimple_call_must_tail_p.
5325 * gimple.c (gimple_build_call_from_tree): Call
5326 gimple_call_set_must_tail with the value of
5327 CALL_EXPR_MUST_TAIL_CALL.
5328 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5329 (gimple_call_set_must_tail): New function.
5330 (gimple_call_must_tail_p): New function.
5331 * print-tree.c (print_node): Update printing of TREE_STATIC
5332 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5333 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5334 trailing comment listing applicable flags.
5335 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5337 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5339 * calls.c (expand_call): Move "Rest of purposes for tail call
5340 optimizations to fail" to...
5341 (can_implement_as_sibling_call_p): ...this new function, and
5342 split into multiple "if" statements.
5344 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5346 * cfgloop.h (expected_loop_iterations_unbounded,
5347 expected_loop_iterations): Unconstify.
5348 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5349 profile with known upper bound; return 3 when profile is absent.
5350 (expected_loop_iterations): Update.
5352 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5354 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5355 and get_max_loop_iterations_int.
5357 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5359 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5360 realistic upper bounds here.
5362 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5365 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5366 calls if the LHS is variable length or has addressable type.
5367 If targets[0]->decl is a noreturn call with void return type and
5368 zero arguments, adjust fntype and remove lhs in that case.
5370 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5372 PR tree-optimization/71079
5373 PR tree-optimization/71206
5374 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5376 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5378 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5379 (get_vec_alignment_for_array_decl): Likewise.
5380 (get_vec_alignment_for_record_decl): Likewise.
5381 (increase_alignment::execute): Move code to find alignment to
5382 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5383 (type_align_map): New hash_map.
5385 2016-05-20 Richard Guenther <rguenther@suse.de>
5387 PR tree-optimization/29756
5388 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5389 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5390 * fold-const.c (operand_equal_p): Likewise.
5391 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5392 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5393 * tree-inline.c (estimate_operator_cost): Likewise.
5394 * tree-pretty-print.c (dump_generic_node): Likewise.
5395 * tree-ssa-operands.c (get_expr_operands): Likewise.
5396 * cfgexpand.c (expand_debug_expr): Likewise.
5397 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5398 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5399 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5400 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5401 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5402 (execute_update_addresses_taken): Do it.
5404 2016-05-20 Richard Biener <rguenther@suse.de>
5406 PR tree-optimization/71185
5407 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5408 register operations.
5410 2016-05-20 Richard Biener <rguenther@suse.de>
5412 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5413 gimple_seq_add_seq_without_update.
5414 (release_bb_predicate): Assert we have no operands to free.
5415 (if_convertible_loop_p_1): Calculate post dominators later.
5416 Do not free BB predicates here.
5417 (combine_blocks): Do not recompute BB predicates.
5418 (version_loop_for_if_conversion): Save BB predicates around
5421 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5423 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5424 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5425 code. Ignore sibcalls on EDGE_IGNORE edges.
5426 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5427 on edges for sibcalls that run without prologue. The rest of the
5428 function is combined from...
5429 (fix_fake_fallthrough_edge): ... this, and ...
5430 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5431 function argument, make it a local variable.
5433 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5435 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5436 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5437 for 32-bit mode and SEH for 64-bit.
5438 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5439 TARGET_64BIT_DEFAULT.
5441 2016-05-19 Ryan Burn <contact@rnburn.com>
5443 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5444 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5446 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5448 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5449 force pending loads from memory.
5451 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5453 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5454 (UNSPEC_DARN_32): New unspec constant.
5455 (UNSPEC_DARN_RAW): New unspec constant.
5456 (darn_32): New instruction.
5457 (darn_raw): New instruction.
5458 (darn): New instruction.
5459 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5460 support and documentation for this macro.
5461 (BU_P9_MISC_1): New macro definition.
5462 (BU_P9_64BIT_MISC_0): New macro definition.
5463 (BU_P9_MISC_0): New macro definition.
5464 (darn_32): New builtin definition.
5465 (darn_raw): New builtin definition.
5466 (darn): New builtin definition.
5467 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5468 RS6000_BUILTIN_0 directives to surround each occurrence of
5469 #include "rs6000-builtin.def".
5470 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5471 RS6000_BTM_64BIT flags to the returned mask, depending on
5473 (def_builtin): Correct an error in the assignments made to the
5474 debugging variable attr_string.
5475 (rs6000_expand_builtin): Add support for no-operand built-in
5477 (builtin_function_type): Remove fatal_error assertion that is no
5479 (rs6000_common_init_builtins): Add support for no-operand built-in
5481 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5483 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5485 (RS6000_BTM_64BIT): New macro definition.
5486 * doc/extend.texi: Document __builtin_darn (void),
5487 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5490 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5492 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5493 max_loop_iterations_int.
5495 2016-05-19 Marek Polacek <polacek@redhat.com>
5497 PR tree-optimization/71031
5498 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5499 condition and adjust the code a bit.
5501 2016-05-19 Martin Liska <mliska@suse.cz>
5503 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5504 auto_vec instead of vec.
5506 2016-05-19 Martin Liska <mliska@suse.cz>
5508 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5510 2016-05-19 Martin Liska <mliska@suse.cz>
5512 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5514 2016-05-19 Martin Liska <mliska@suse.cz>
5516 * ipa-pure-const.c (set_function_state): Remove an existing
5518 (remove_node_data): Do not free it as it's released
5519 in set_function_state.
5521 2016-05-19 Martin Liska <mliska@suse.cz>
5523 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5526 2016-05-19 Martin Liska <mliska@suse.cz>
5528 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5530 2016-05-19 Martin Liska <mliska@suse.cz>
5532 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5533 an auto_vec instead of re-creating it.
5535 2016-05-19 Martin Liska <mliska@suse.cz>
5537 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5538 auto_vec instead of vec.
5540 2016-05-19 Martin Liska <mliska@suse.cz>
5542 * lto-section-in.c (lto_get_section_data): Call
5543 lto_check_version with additional argument.
5544 * lto-streamer.c (lto_check_version): Add new argument.
5545 * lto-streamer.h (lto_check_version): Likewise.
5547 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5549 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5550 Don't add cost of inner memory when handling sign-extended loads.
5552 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5554 PR rtl-optimization/71148
5555 * cse.c (cse_main): Free dominance info.
5556 (rest_of_handle_cse): Don't free dominance info.
5557 (rest_of_handle_cse2): Likewise.
5558 (rest_of_handle_cse_after_global_opts): Likewise.
5560 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5563 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5564 NULL_TREE early if NEON is not available. Remove now redundant check
5565 in ARM_CHECK_BUILTIN_MODE.
5567 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5570 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5571 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5572 * doc/cpp.texi: Document new macros.
5574 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5576 PR tree-optimization/69848
5577 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5578 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5580 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5582 * function.c (thread_prologue_and_epilogue_insn): Move the
5583 "goto epilogue_done" one block later.
5585 2016-05-19 Richard Biener <rguenther@suse.de>
5587 PR tree-optimization/70729
5588 * passes.def: Move LIM pass before PRE. Remove no longer
5589 required copyprop and move first DCE out of the loop pipeline.
5591 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5594 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5595 (OBJS-libcommon-target): ...here.
5596 * opts-common.c: Include spellcheck.h.
5597 (cmdline_handle_error): Build a vec of valid options and use it
5598 to suggest provide hints for misspelled arguments.
5600 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5603 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5604 lhs if it has TREE_ADDRESSABLE type.
5606 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5609 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5610 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5612 2016-05-18 Martin Jambor <mjambor@suse.cz>
5615 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5616 input for NOP_EXPR pass-through functions.
5617 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5618 aggregate global constant VAR_DECLs in constant jump functions.
5620 2016-05-18 Martin Jambor <mjambor@suse.cz>
5623 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5624 from TREE_READONLY parameters.
5626 2016-05-18 Martin Jambor <mjambor@suse.cz>
5629 * cgraph.h (cgraph_indirect_call_info): New field
5630 guaranteed_unmodified.
5631 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5632 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5634 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5635 pass the parameter value to ipa_find_agg_cst_for_param.
5636 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5637 guaranteed_unmodified, store AA results there instead of bailing out
5639 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5640 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5641 (find_constructor_constant_at_offset): New function.
5642 (ipa_find_agg_cst_from_init): Likewise.
5643 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5644 static initializers of contants, report back through a new paameter
5645 from_global_constant if that was the case.
5646 (try_make_edge_direct_simple_call): Also pass parameter value to
5647 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5649 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5650 (ipa_read_indirect_edge_info): Likewise.
5651 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5652 (ipa_load_from_parm_agg): Likewise.
5654 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5656 PR rtl-optimization/71150
5657 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5660 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5663 * config/rs6000/constraints.md (wE constraint): New constraint
5664 for a vector constant that can be loaded with XXSPLTIB.
5665 (wM constraint): New constraint for a vector constant of a 1's.
5666 (wS constraint): New constraint for a vector constant that can be
5667 loaded with XXSPLTIB and a vector sign extend instruction.
5668 * config/rs6000/predicates.md (xxspltib_constant_split): New
5669 predicates for wE/wS constraints.
5670 (xxspltib_constant_nosplit): Likewise.
5671 (easy_vector_constant): Add support for constants that can be
5672 loaded via XXSPLTIB.
5673 (all_ones_constant): New predicate for vector constant with all
5675 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5676 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5677 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5678 instruction and possibly with a sign extension.
5679 (output_vec_const_move): Add support for XXSPLTIB. If we are
5680 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5681 instead of XXLXOR/XXLORC.
5682 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5684 (rs6000_legitimize_reload_address): Likewise.
5685 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5687 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5688 combine VSX_M and VSX_M2 into one iterator.
5690 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5691 (VSINT_842): Likewise.
5692 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5693 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5694 XXSPLTIB instruction.
5695 (xxspltib_<mode>_nosplit): Likewise.
5696 (xxspltib_<mode>_split): New insn to load up constants with
5697 XXSPLTIB and a sign extend instruction.
5698 (vsx_mov<mode>): Replace single move that handled all vector types
5699 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5700 moves (when -mvsx-timode is in effect) into the main vector
5701 moves. Eliminate separate moves for <VSr> <VSa>, where the
5702 preferred register class (<VSr>) is listed first, and the
5703 secondary register class (<VSa>) is listed second with a '?' to
5704 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5705 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5706 that if the register was involved in a slow operation, the
5707 clear/set operation does not wait for the slow operation to
5708 finish. Adjust the length attributes for 32-bit mode. Use
5709 rs6000_output_move_128bit and drop the use of the string
5710 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5711 spacing so that the alternatives and attributes don't generate
5712 long lines, and put things in columns, so that it is easier to
5713 match up the operands and attributes with the insn alternatives.
5714 (vsx_mov<mode>_64bit): Likewise.
5715 (vsx_mov<mode>_32bit): Likewise.
5716 (vsx_movti_64bit): Fold movti into normal vector moves.
5717 (vsx_movti_32bit): Likewise.
5718 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5720 (vsx_splat_v4si_internal): Likewise.
5721 (vsx_splat_v4sf_internal): Likewise.
5722 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5723 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5724 extend vector elements.
5725 (vsx_sign_extend_hi_<mode>): Likewise.
5726 (vsx_sign_extend_si_v2di): Likewise.
5727 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5729 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5730 constraints. Add trailing period to wL documentation.
5732 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5735 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5736 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5737 * tree-call-cdce.c: Include tree-dfa.h.
5738 (can_guard_call_p): New function, extracted from...
5739 (can_use_internal_fn): ...here.
5740 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5742 (shrink_wrap_one_built_in_call): Likewise.
5743 (use_internal_fn): Likewise.
5744 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5745 and return void. Call replace_abnormal_ssa_names.
5746 (pass_call_cdce::execute): Check can_guard_call_p during the
5747 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5748 will always change something.
5750 2016-05-18 Martin Jambor <mjambor@suse.cz>
5753 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5754 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5756 2016-05-18 Martin Jambor <mjambor@suse.cz>
5759 * ipa-inline.h (condition): New field size.
5760 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5761 for comaprison and store it into the new condition.
5762 (evaluate_conditions_for_known_args): Use condition size to check
5763 access sizes for all but CHANGED conditions.
5764 (unmodified_parm_1): New parameter size_p, store access size into it.
5765 (unmodified_parm): Likewise.
5766 (unmodified_parm_or_parm_agg_item): Likewise.
5767 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5768 (set_cond_stmt_execution_predicate): Extract access sizes and store
5770 (set_switch_stmt_execution_predicate): Likewise.
5771 (will_be_nonconstant_expr_predicate): Likewise.
5772 (will_be_nonconstant_predicate): Likewise.
5773 (inline_read_section): Stream condition size.
5774 (inline_write_summary): Likewise.
5776 2016-05-18 Richard Biener <rguenther@suse.de>
5778 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5779 condition cost to PHI cost instead of total_cost.
5781 2016-05-18 Martin Liska <mliska@suse.cz>
5784 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5787 2016-05-18 Richard Biener <rguenther@suse.de>
5789 * lto-streamer.h (LTO_major_version): Bump to 6.
5791 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5793 * function.c (make_split_prologue_seq, make_prologue_seq,
5794 make_epilogue_seq): New functions, factored out from...
5795 (thread_prologue_and_epilogue_insns): Here.
5797 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5799 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5800 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5801 of before. Add a comment.
5803 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5805 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5806 expression pointer, not pointer to the pointer.
5808 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5810 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5811 (avx2_pbroadcast<mode>): Add another alternative with v instead
5812 of x constraints in it, using <pbroadcast_evex_isa> isa.
5813 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5815 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5816 constraint x instead of v in second alternative, add avx512bw
5819 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5820 constraint x instead of v in second alternative, add avx512bw
5823 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5824 constraint x instead of v in second alternative, add avx512bw
5827 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5828 avx512bw alternative.
5830 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5832 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5834 (define_insn "*andnottf3"): Ditto.
5835 (define_insn "*<code><mode>3"/any_logic): Ditto.
5836 (define_insn "*<code>tf3"/any_logic): Ditto.
5837 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5838 operand to block AVX-512VL insn variant emit when it is not enabled.
5840 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5842 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5843 constraint fot SF mode.
5845 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5846 Kirill Yukhin <kirill.yukhin@intel.com>
5848 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5850 (define_insn "rsqrt14<mode>"): Ditto.
5851 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5852 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5853 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5854 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5855 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5857 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5858 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5859 * config/i386/i386.c (ix86_print_operand): Expand check for size
5860 override codes for Intel syntax.
5862 2016-05-18 Richard Biener <rguenther@suse.de>
5864 PR tree-optimization/71168
5865 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5866 initialization earlier.
5868 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5870 * config/aarch64/aarch64-simd.md
5871 (aarch64_reduc_plus_internal<mode>): Rename to...
5872 (reduc_plus_scal): ...This, and remove previous implementation.
5874 2016-05-18 Richard Biener <rguenther@suse.de>
5876 * passes.def: Put late dse and cd_dce in canonical order.
5878 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5880 * ipa-inline-transform.c (preserve_function_body_p): Look for
5881 first non-thunk clone.
5882 (save_function_body): Save into first non-thunk.
5883 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5885 (lto_output_node): Inline thunks don't need body in every
5887 * lto-streamer-in.c: Do not fixup thunk clones.
5888 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5890 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5893 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5896 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5897 (reassociate_bb): Call transform_add_to_multiply.
5899 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5901 * config/aarch64/aarch64.c (all_extensions): Removed unused
5904 2016-05-17 Nathan Sidwell <nathan@acm.org>
5906 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5907 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5909 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5911 PR tree-optimization/54579
5913 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5915 2016-05-17 Marek Polacek <polacek@redhat.com>
5918 * tree-inline.c (expand_call_inline): Call
5919 maybe_remove_unused_call_args.
5921 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5923 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5924 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5925 * doc/md.texi (fmin@var{m}3): Likewise.
5927 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5929 * match.pd (X & C): New transformation.
5931 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5933 * match.pd (~X & Y): New transformation.
5935 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5937 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5938 information for new SSA_NAME.
5939 (simplify_conversion_using_ranges): Get range through get_range_info
5940 instead of get_value_range.
5942 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5944 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5945 Remove inline assembly.
5946 (vmvn_s16): Likewise.
5947 (vmvn_s32): Likewise.
5948 (vmvn_u8): Likewise.
5949 (vmvn_u16): Likewise.
5950 (vmvn_u32): Likewise.
5951 (vmvnq_s8): Likewise.
5952 (vmvnq_s16): Likewise.
5953 (vmvnq_s32): Likewise.
5954 (vmvnq_u8): Likewise.
5955 (vmvnq_u16): Likewise.
5956 (vmvnq_u32): Likewise.
5957 (vmvn_p8): Likewise.
5958 (vmvnq_p16): Likewise.
5960 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5962 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5964 (vmul_n_s16): Likewise.
5965 (vmul_n_s32): Likewise.
5966 (vmul_n_u16): Likewise.
5967 (vmul_n_u32): Likewise.
5968 (vmulq_n_f32): Likewise.
5969 (vmulq_n_f64): Likewise.
5970 (vmulq_n_s16): Likewise.
5971 (vmulq_n_s32): Likewise.
5972 (vmulq_n_u16): Likewise.
5973 (vmulq_n_u32): Likewise.
5975 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5977 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5978 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5980 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5982 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5983 to *aarch64_fma4_elt_from_dup<mode>.
5984 (*aarch64_fnma4_elt_to_128df): Rename to
5985 *aarch64_fnma4_elt_from_dup<mode>.
5986 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5987 (vfms_n_f32): Likewise.
5988 (vfms_n_f64): Likewise.
5989 (vfmsq_n_f32): Likewise.
5990 (vfmsq_n_f64): Likewise.
5992 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5994 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5996 2016-05-17 Richard Biener <rguenther@suse.de>
5998 PR tree-optimization/71132
5999 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6000 Only add control dependences for blocks in the loop.
6001 (build_rdg): Adjust.
6002 (generate_code_for_partition): Return whether loop should
6003 be destroyed and delay that.
6004 (distribute_loop): Likewise.
6005 (pass_loop_distribution::execute): Record loops to be destroyed
6006 and perform delayed destroying of loops.
6008 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6011 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6013 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6015 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6017 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6020 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6021 insertion point for instructions generated by validize_mem.
6023 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6025 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6028 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6030 * config/aarch64/aarch64.c
6031 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6032 rather than a macro.
6034 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6036 * doc/invoke.texi (AArch64 Options): Various updates.
6038 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6040 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6041 into instrumentation thunks.
6042 * cif-code.def (CIF_CHKP): New.
6044 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6046 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6048 2016-05-16 Martin Jambor <mjambor@suse.cz>
6050 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6051 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6053 2016-05-16 Marek Polacek <polacek@redhat.com>
6055 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6058 2016-05-16 Martin Jambor <mjambor@suse.cz>
6061 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6062 the outlined kernel function.
6064 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6066 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6067 (ISA_HAS_DLSA): Ditto.
6069 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6071 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6073 2016-05-16 Nathan Sidwell <nathan@acm.org>
6075 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6076 (nvptx_name_replacement): Restore. Add comment.
6077 (write_fn_proto, write_fn_proto_from_insn,
6078 nvptx_output_call_insn): Restore
6079 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6081 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6083 * config/aarch64/aarch64.md
6084 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6085 (add<mode>3_compareC_imm): Likewise.
6086 (<optab>si3_uxtw): Split into register and immediate variants.
6087 (andsi3_compare0_uxtw): Likewise.
6088 (and<mode>3_compare0): Likewise.
6089 (and<mode>3nr_compare0): Likewise.
6090 (stack_protect_test_<mode>): Don't use %x for memory operands.
6092 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6094 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6096 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6098 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6099 Split integer shifts into shift_reg and bfm.
6100 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6101 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6102 (ror<mode>3_insn): Likewise.
6103 (<optab>si3_insn_uxtw): Likewise.
6104 (<optab><mode>3_insn): Change to rotate_imm.
6105 (extr<mode>5_insn_alt): Likewise.
6106 (extrsi5_insn_uxtw): Likewise.
6107 (extrsi5_insn_uxtw_alt): Likewise.
6109 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6111 * doc/tm.texi: Regenerate.
6112 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6113 (TARGET_INVALID_RETURN_TYPE): Remove.
6114 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6115 TARGET_INVALID_RETURN_TYPE.
6116 * target.def (invalid_parameter_type): Remove.
6117 (invalid_return_type): Remove.
6119 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6121 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6122 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6124 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6126 (preserve_function_body_p): No need to preserve function body
6127 * cif-codes.def (CIF_THUNK): Remove.
6128 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6130 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6132 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6134 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6136 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6139 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6141 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6142 (inline_small_functions): Do not look for function symbol when
6145 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6147 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6150 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6151 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6152 Jiong Wang <jiong.wang@arm.com>
6154 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6155 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6156 Define __ARM_FP16_ARGS when appropriate.
6157 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6159 (arm_invalid_return_type): Likewise.
6160 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6161 (TARGET_INVALID_RETURN_TYPE): Remove.
6162 (aapcs_vfp_sub_candidate): Allow HFmode.
6163 (aapcs_vfp_allocate): Add comment. Support HFmode.
6164 (aapcs_vfp_allocate_return_reg): Likewise.
6165 (struct aapcs_cp_arg_layout): Slightly reword comments for
6166 is_return_candidate and allocate_return_reg.
6167 (output_mov_vfp): Update assert.
6168 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6170 (arm_invalid_parameter_type): Remove.
6171 (amr_invalid_return_type): Remove.
6172 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6173 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6174 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6176 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6178 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6179 * config/aarch64/arch64-protos.h
6180 (aarch64_legitimize_reload_address): Remove.
6181 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6184 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6186 * configure.ac: Add ACX_NONCANONICAL_HOST.
6187 * configure: Regenerate.
6188 * Makefile.in: Set host_noncanonical.
6190 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6193 * config/i386/i386.md (*movtf_internal): Before register allocation,
6194 do not allow FP constants for CM_MEDIUM memory model, allow only
6195 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6196 (*movxf_internal): Ditto.
6197 (*movdf_internal): Ditto.
6198 (*movsf_internal): Ditto.
6200 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6202 PR rtl-optimization/67483
6203 * combine.c (make_compound_operation): Don't call extract_left_shift
6204 with negative shift amounts.
6206 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6209 * fold-const.c (fold_checksum_tree): Allow modification
6210 of TYPE_ALIAS_SET during folding.
6212 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6213 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6214 (ix86_split_to_parts): Likewise. Fix up formatting.
6216 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6218 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6219 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6222 2016-05-13 Nathan Sidwell <nathan@acm.org>
6224 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6225 (nvptx_name_replacement): Delete.
6226 (write_fn_proto, write_fn_proto_from_insn,
6227 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6228 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6229 * langhooks.c (add_builtin_funcction_common): Call
6230 targetm.mangle_decl_assembler_name.
6232 * config/nvptx/nvptx.c (write_fn_proto): Handle
6233 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6235 2016-05-13 Martin Liska <mliska@suse.cz>
6237 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6238 and PRIu64 in printf format.
6240 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6242 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6245 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6247 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6248 Change --param max-completely-peeled-times to
6249 --param max-completely-peel-times in dump file printing.
6251 2016-05-13 Richard Biener <rguenther@suse.de>
6253 PR tree-optimization/42587
6254 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6255 (find_bswap_or_nop_1): Likewise.
6256 (bswap_replace): Likewise.
6258 2016-05-13 Martin Liska <mliska@suse.cz>
6260 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6261 Initialize a variable with default value.
6263 2016-05-13 Martin Liska <mliska@suse.cz>
6265 * doc/invoke.texi: Enhance explanation of error recovery
6268 2016-05-13 Martin Liska <mliska@suse.cz>
6270 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6271 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6272 (iv_inv_expr_ent *).
6273 (struct iv_inv_expr_ent): Comment struct fields.
6274 (sort_iv_inv_expr_ent): New function.
6275 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6276 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6277 a hash_map between iv_inv_expr_ent and number of usages.
6278 (niter_for_exit): Fix coding style.
6279 (tree_ssa_iv_optimize_init): Use renamed variable.
6280 (determine_base_object): Fix coding style.
6281 (alloc_iv): Likewise.
6282 (find_interesting_uses_outside): Likewise.
6283 (add_candidate_1): Likewise.
6284 (add_standard_iv_candidates): Likewise.
6285 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6286 (prepare_decl_rtl): Fix coding style.
6287 (get_address_cost): Likewise.
6288 (get_shiftadd_cost): Likewise.
6289 (force_expr_to_var_cost): Likewise.
6290 (compare_aff_trees): Likewise.
6291 (get_expr_id): Restructure the function.
6292 (get_loop_invariant_expr_id): Renamed to
6293 get_loop_invariant_expr.
6294 (get_computation_cost_at): Replace usage of inv_expr_id with
6296 (get_computation_cost): Likewise.
6297 (determine_group_iv_cost_generic): Likewise.
6298 (determine_group_iv_cost_address): Likewise.
6299 (iv_period): Fix coding style.
6300 (iv_elimination_compare_lt): Likewise.
6301 (may_eliminate_iv): Likewise.
6302 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6304 (determine_group_iv_costs): Dump invariant expressions.
6305 (iv_ca_recount_cost): Use the newly added hash_map.
6306 (iv_ca_set_remove_invariants): Fix coding style.
6307 (iv_ca_set_add_invariants): Fix coding style.
6308 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6310 (iv_ca_set_cp): Likewise.
6311 (iv_ca_new): Initialize the newly added hash_map and remove
6312 initialization of fields.
6313 (iv_ca_free): Delete the hash_map.
6314 (iv_ca_dump): Dump invariant expressions.
6315 (iv_ca_extend): Fix coding style.
6316 (try_add_cand_for): Likewise.
6317 (create_new_ivs): Dump information about # of avg iterations and
6318 # of used invariant expressions.
6319 (rewrite_use_compare): Fix coding style.
6320 (free_loop_data): Set default value for max_inv_expr_id.
6322 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6324 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6325 returned value cse_cfg_altered computation.
6326 (rest_of_handle_cse2): Likewise.
6327 (rest_of_handle_cse_after_global_opts): Likewise.
6329 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6332 * config/arm/arm.c (arm32_output_mi_thunk): New.
6333 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6334 to split Thumb1 vs TARGET_32BIT functionality.
6335 (arm_thumb1_mi_thunk): New.
6337 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6339 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6342 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6345 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6347 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6349 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6350 (expand_builtin_trap): Emit a regular call.
6351 (set_builtin_user_assembler_name): Remove obsolete cases.
6352 * dse.c (scan_insn): Adjust.
6353 * except.c: Include calls.h.
6354 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6355 emit a regular call to setjmp.
6356 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6357 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6358 (emit_block_move_via_libcall): Delete.
6359 (block_move_fn): Delete.
6360 (init_block_move_fn): Likewise.
6361 (emit_block_move_libcall_fn): Likewise.
6362 (emit_block_op_via_libcall): New function.
6363 (set_storage_via_libcall): Tidy up and use memset builtin.
6364 (block_clear_fn): Delete.
6365 (init_block_clear_fn): Likewise.
6366 (clear_storage_libcall_fn): Likewise.
6367 (expand_assignment): Call emit_block_move_via_libcall.
6368 Do not include gt-expr.h.
6369 * expr.h (emit_block_op_via_libcall): Declare.
6370 (emit_block_copy_via_libcall): New inline function.
6371 (emit_block_move_via_libcall): Likewise.
6372 (emit_block_comp_via_libcall): Likewise.
6373 (block_clear_fn): Delete.
6374 (init_block_move_fn): Likewise.
6375 (init_block_clear_fn): Likewise.
6376 (emit_block_move_via_libcall): Likewise.
6377 (set_storage_via_libcall): Add default parameter value.
6378 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6379 (abort_libfunc): Delete.
6380 (memcpy_libfunc): Likewise.
6381 (memmove_libfunc): Likewise.
6382 (memcmp_libfunc): Likewise.
6383 (memset_libfunc): Likewise.
6384 (setbits_libfunc): Likewise.
6385 (setjmp_libfunc): Likewise.
6386 (longjmp_libfunc): Likewise.
6387 (profile_function_entry_libfunc): Likewise.
6388 (profile_function_exit_libfunc): Likewise.
6389 (gcov_flush_libfunc): Likewise.
6390 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6391 and DECL_VISIBILITY on the declaration.
6392 (init_optabs): Do not initialize obsolete libfuncs.
6393 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6394 * tree-core.h (ECF_RET1): Define.
6395 (ECF_TM_PURE): Adjust.
6396 (ECF_TM_BUILTIN): Likewise.
6397 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6398 (build_common_builtin_nodes): Initialize abort builtin.
6399 Add ECF_RET1 on memcpy, memmove and memset builtins.
6400 Pass final flags for alloca and alloca_with_align builtins.
6401 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6403 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6404 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6405 set_storage_via_libcall and call emit_block_copy_via_libcall.
6407 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6409 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6410 DImode before it is passed to ix86_output_call_operand.
6411 (*call_value_got_x32): Ditto for operand 1.
6413 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6415 PR rtl-optimization/70904
6416 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6417 reload for wide mode.
6419 2016-05-12 Marek Polacek <polacek@redhat.com>
6422 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6423 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6424 * langhooks.h (incomplete_type_error): Likewise.
6425 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6426 parameter, pass it down to incomplete_type_error.
6427 * tree.h (size_in_bytes): New inline overload.
6428 (size_in_bytes_loc): Renamed from size_in_bytes.
6430 2016-05-12 Richard Biener <rguenther@suse.de>
6432 PR tree-optimization/71059
6433 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6434 nary before looking up or entering the expression into the VN
6436 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6437 Make sure to re-use NARYs without result as inserted by
6440 2016-05-12 Richard Biener <rguenther@suse.de>
6442 PR tree-optimization/71062
6443 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6445 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6446 vars_contains_restrict if the var is a restrict tag.
6447 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6448 do not disambiguate pointers against it.
6449 (dump_points_to_solution): Re-structure and adjust for new
6450 vars_contains_restrict flag.
6451 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6453 2016-05-12 Martin Liska <mliska@suse.cz>
6455 * doc/invoke.texi: Explain connection between
6456 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6458 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6460 PR tree-optimization/71006
6461 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6462 consider COND_EXPR as a mask producer.
6464 2016-05-12 Marek Polacek <polacek@redhat.com>
6467 * opts.c (common_handle_option): Detect missing argument for --help^.
6469 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6472 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6473 when popping the PC and within an interrupt handler routine.
6474 Add missing tab to output of "ldmfd".
6475 (output_return_instruction): Output LDMFD with SP update rather
6476 than POP when returning from interrupt handler.
6478 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6480 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6481 TARGET_64BIT && TARGET_AVX512DQ.
6482 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6483 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6484 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6485 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6486 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6487 (*vec_extractv4si_zext): Add avx512dq alternative.
6488 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6489 use v instead of x constraint in other alternatives where possible.
6491 * config/i386/sse.md (sse2_loadld): Use v instead of x
6492 constraint in alternatives 0,1,4.
6494 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6495 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6496 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6499 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6500 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6501 is not emitted unless TARGET_AVX512BW.
6502 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6503 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6504 for the result operand.
6506 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6507 constraint instead of x in avx alternatives. Use maybe_evex instead
6510 * config/i386/constraints.md (Yv): New constraint.
6511 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6512 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6513 * config/i386/i386.md (avx512fvecmode): New mode attr.
6514 (*pushtf): Use v constraint instead of x.
6515 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6516 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6517 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6518 (*absnegtf2_sse): Likewise.
6519 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6520 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6521 avx512f alternatives.
6522 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6524 2016-05-12 Richard Biener <rguenther@suse.de>
6526 PR tree-optimization/71060
6527 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6528 require exact match of DR_BASE_OBJECT but only matching address and
6531 2016-05-12 Richard Biener <rguenther@suse.de>
6533 PR tree-optimization/70986
6534 * cfganal.c: Include cfgloop.h.
6535 (dfs_find_deadend): Prefer to take edges exiting loops.
6537 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6539 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6540 compile and run time.
6542 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6545 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6547 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6549 * config/i386/i386.c (legitimize_pic_address): Use
6550 copy_to_suggested_reg instead of gen_movsi.
6552 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6554 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6555 the code into quad_address_p and call it to share code with
6556 vsx_quad_dform_memory_operand.
6557 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6559 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6560 bit instead of being a separate word. Split -mpower9-dform into
6561 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6562 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6563 for the register class supporting 128-bit quad word memory offsets.
6564 (mode_supports_vsx_dform_quad): Helper function to return if the
6565 register class uses quad word memory offsets.
6566 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6567 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6568 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6569 instructions are enabled, set up the appropriate addr_masks for
6571 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6572 -mpower9-dform-scalar, instead of -mpower9-dform.
6573 (rs6000_option_override_internal): Split -mpower9-dform into two
6574 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6575 -mpower9-dform switch sets or clears both. If we are not using
6576 the LRA register allocator, do not enable -mpower9-dform-vector by
6577 default. If we are using LRA, enable -mpower9-dform-vector and
6578 -mvsx-timode if it is appropriate. Issue a warning if either
6579 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6581 (quad_address_offset_p): New helper function to return if the
6582 offset is legal for quad word memory instructions.
6583 (quad_address_p): New function to determin if GPR or vector
6584 register quad word memory addresses are legal.
6585 (mem_operand_gpr): Validate quad word address offsets.
6586 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6587 d-form (register + offset) instructions.
6588 (offsettable_ok_by_alignment): Likewise.
6589 (rs6000_legitimate_offset_address_p): Likewise.
6590 (legitimate_lo_sum_address_p): Likewise.
6591 (rs6000_legitimize_address): Likewise.
6592 (rs6000_legitimize_reload_address): Add more debug statements for
6594 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6595 d-form instructions.
6596 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6597 d-form instructions. Distinguish different cases in debug
6598 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6599 d-form instructions.
6600 (rs6000_preferred_reload_class): Likewise.
6601 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6602 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6603 of the ISA 2.06 indexed memory instructions.
6604 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6605 use them to save/restore the saved vector registers instead of
6606 using Altivec instructions.
6607 (rs6000_emit_epilogue): Likewise.
6608 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6609 (rs6000_opt_masks): Split -mpower9-dform into
6610 -mpower9-dform-scalar and -mpower9-dform-vector.
6611 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6613 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6614 ISA 3.0 vector indexed memory instructions, and fold the code into
6615 the normal mov<mode> patterns.
6616 (p9_vecstore_<mode>): Likewise.
6617 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6619 (vsx_movti_64bit): Likewise.
6620 (vsx_movti_32bit): Likewise.
6621 * config/rs6000/constraints.md (wO constraint): New constraint for
6622 ISA 3.0 vector d-form support.
6623 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6624 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6625 include -mpower9-dform-vector until we switch over to LRA.
6626 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6627 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6628 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6629 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6630 for -mpower9-dform and -mlra.
6631 * doc/md.texi (wO constraint): Document wO constraint.
6633 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6635 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6636 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6637 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6638 Move handling of non-insn arguments inline into the sole user:
6639 (output_trans_func): ...here.
6640 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6641 in emitted function prototype.
6642 (output_internal_insn_latency_func): Ditto. Simplify.
6643 (output_internal_maximal_insn_latency_func): Ditto. Delete
6644 always-unused argument.
6645 (output_insn_latency_func): Ditto.
6646 (output_maximal_insn_latency_func): Ditto.
6648 2016-05-11 Richard Biener <rguenther@suse.de>
6650 PR tree-optimization/71055
6651 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6652 sth with precision not equal to access size verify we don't chop
6655 2016-05-11 Richard Biener <rguenther@suse.de>
6658 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6659 (dwarf2out_finish): Move retry_incomplete_types call ...
6660 (dwarf2out_early_finish): ... here.
6662 2016-05-11 Richard Biener <rguenther@suse.de>
6665 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6666 if the langhook insists on it.
6667 * fold-const.c (make_bit_field_ref): Add arg for the original
6668 reference and preserve its alias-set.
6669 (decode_field_reference): Take exp by reference and adjust it
6670 to the original memory reference.
6671 (optimize_bit_field_compare): Adjust callers.
6672 (fold_truth_andor_1): Likewise.
6673 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6675 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6678 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6679 * cfgrtl.c (delete_insn_and_edges): Likewise.
6680 * config/i386/i386.c (convert_scalars_to_vector): Remove
6682 * cse.c (cse_insn): Compute cse_cfg_altered.
6683 (delete_trivially_dead_insns): Likewise.
6684 (cse_cc_succs): Likewise.
6685 (rest_of_handle_cse): Free dominance info if required.
6686 (rest_of_handle_cse2): Likewise.
6687 (rest_of_handle_cse_after_global_opts): Likewise.
6689 2016-05-11 Alan Modra <amodra@gmail.com>
6691 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6692 abi_v4_pass_in_fpr): New functions.
6693 (rs6000_function_arg_boundary): Exclude complex IBM long double
6694 from 64-bit alignment when ABI_V4.
6695 (rs6000_function_arg, rs6000_function_arg_advance_1,
6696 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6698 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6700 PR rtl-optimization/71028
6701 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6702 jump with just a return in the fallthrough block if the branch
6703 block contains just a return as well.
6705 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6707 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6708 * match.pd ((X & Y) ^ Y): ... this.
6709 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6710 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6712 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6714 * read-md.c (require_char_ws): New function.
6715 (read_string): Simplify using require_char_ws.
6716 (handle_constants): Likewise.
6717 (handle_enum): Likewise.
6718 (handle_file): Likewise.
6719 * read-md.h (require_char_ws): New declaration.
6720 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6721 (read_mapping): Likewise.
6722 (read_rtx_code): Likewise.
6723 (read_nested_rtx): Likewise.
6725 2016-05-10 James Norris <jnorris@codesourcery.com>
6727 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6728 if offloading is enabled and -fopenacc or -fopenmp is specified.
6729 (CRTOFFLOADEND): Likewise.
6730 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6731 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6733 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6735 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6736 gotoff_operand code paths. Use copy_to_suggested_regs and
6737 expand_simple_binop where appropriate. Cleanup.
6739 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6742 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6744 (dimode_scalar_chain::vector_const_cost): New.
6745 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6746 (dimode_scalar_chain::convert_op): Likewise.
6747 (dimode_scalar_chain::convert_insn): Likewise.
6749 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6751 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6752 unary operation, not a binary one.
6754 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6757 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6758 calls with type casted fndecl.
6760 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6762 PR tree-optimization/70786
6763 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6764 * calls.c (initialize_argument_information): Bind bounds
6765 with corresponding args passed by reference.
6767 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6770 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6771 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6772 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6775 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6778 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6779 code for a zero scale factor.
6780 (vsx_xvcvdpuxds_scale): Likewise.
6782 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6784 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6785 if show_ruler_p was set on the context.
6786 (layout::show_ruler): New method.
6787 * diagnostic.h (struct diagnostic_context): Add field
6790 2016-05-10 Richard Biener <rguenther@suse.de>
6792 PR tree-optimization/71039
6793 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6794 (chk_uses): New function.
6795 (propagate_with_phi): Verify we can safely replicate the lhs of an
6796 aggregate assignment on all incoming edges.
6798 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6800 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6802 (rx_atomic_sequence): New class.
6803 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6804 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6806 (rx_atomic_sequence::rx_atomic_sequence,
6807 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6808 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6809 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6810 CTRLREG_INTB): New constants.
6811 (FETCHOP): New code iterator.
6812 (fethcop_name, fetchop_name2): New iterator code attributes.
6813 (QIHI): New mode iterator.
6814 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6815 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6816 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6818 2016-05-10 Martin Liska <mliska@suse.cz>
6820 * tree-inline.c (remap_dependence_clique): Do not remap
6821 debugging statements.
6823 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6825 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6826 ("*fixuns_truncdfdi2_z13")
6827 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6828 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6829 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6831 2016-05-10 Richard Biener <rguenther@suse.de>
6833 PR tree-optimization/70497
6834 PR tree-optimization/28367
6835 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6837 (visit_reference_op_load): ... here.
6838 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6839 with simplified BIT_FIELD_REFs.
6840 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6841 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6844 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6846 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6847 documentation comment. For BLOCK nodes, add a
6848 DW_AT_abstract_origin attribute that points to the DIE generated
6849 for the origin BLOCK.
6850 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6851 blocks from inlined functions.
6853 2016-05-10 Alan Modra <amodra@gmail.com>
6856 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6857 regrename modifying insns saving lr before __morestack call.
6858 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6859 insns restoring lr after __morestack call.
6861 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6863 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6864 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6866 * config/i386/sse.md (vec_interleave_high<mode>,
6867 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6868 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6870 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6872 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6873 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6874 parallel reassociation for power8 and forward.
6876 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6878 * config/i386/i386.md (absneg splitters with general regs): Use
6879 general_reg_operand predicate.
6880 (btsq peephole2): Use x86_64_immediate_operand to check if new
6881 value is suitable for immediate operand. Generate emitted insn
6882 using RTL expressions.
6883 (btcq peephole2): Ditto.
6884 (btrq peephole2): Ditto. Generate correct immediate operand
6887 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6889 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6892 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6894 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6895 pointer dereference.
6897 2016-05-09 Richard Biener <rguenther@suse.de>
6899 PR tree-optimization/70985
6900 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6901 op0 isn't a gimple register.
6903 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6905 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6906 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6907 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6908 (i6400_fpu_mult): New cpu units.
6909 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6910 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6911 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6912 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6913 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6914 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6915 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6916 (i6400_msa_long_float4, i6400_msa_long_float5)
6917 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6918 (i6400_msa_fdiv_sf): New reservations.
6919 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6920 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6921 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6922 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6923 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6924 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6925 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6926 (msa_short_store4, msa_long_load, msa_short_store)
6927 (msa_long_logic, msa_long_float2, msa_long_float4)
6928 (msa_long_float5, msa_long_float8, msa_long_mult)
6929 (msa_long_fdiv, msa_long_div): New reservations.
6931 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6932 Sameera Deshpande <sameera.deshpande@imgtec.com>
6933 Matthew Fortune <matthew.fortune@imgtec.com>
6934 Graham Stott <graham.stott@imgtec.com>
6935 Chao-ying Fu <chao-ying.fu@imgtec.com>
6937 * config.gcc: Add MSA header file for mips*-*-* target.
6938 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6939 (Ubv8i, Urv8): New constraints.
6940 * config/mips/mips-ftypes.def: Add function types for MSA
6942 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6943 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6944 * config/mips/mips-msa.md: New file.
6945 * config/mips/mips-protos.h
6946 (mips_split_128bit_const_insns): New prototype.
6947 (mips_msa_idiv_insns): Likewise.
6948 (mips_split_128bit_move): Likewise.
6949 (mips_split_128bit_move_p): Likewise.
6950 (mips_split_msa_copy_d): Likewise.
6951 (mips_split_msa_insert_d): Likewise.
6952 (mips_split_msa_fill_d): Likewise.
6953 (mips_expand_msa_branch): Likewise.
6954 (mips_const_vector_same_val_p): Likewise.
6955 (mips_const_vector_same_bytes_p): Likewise.
6956 (mips_const_vector_same_int_p): Likewise.
6957 (mips_const_vector_shuffle_set_p): Likewise.
6958 (mips_const_vector_bitimm_set_p): Likewise.
6959 (mips_const_vector_bitimm_clr_p): Likewise.
6960 (mips_msa_vec_parallel_const_half): Likewise.
6961 (mips_msa_output_division): Likewise.
6962 (mips_ldst_scaled_shift): Likewise.
6963 (mips_expand_vec_cond_expr): Likewise.
6964 * config/mips/mips.c (enum mips_builtin_type): Add
6965 MIPS_BUILTIN_MSA_TEST_BRANCH.
6966 (mips_gen_const_int_vector_shuffle): New prototype.
6967 (mips_const_vector_bitimm_set_p): New function.
6968 (mips_const_vector_bitimm_clr_p): Likewise.
6969 (mips_const_vector_same_val_p): Likewise.
6970 (mips_const_vector_same_bytes_p): Likewise.
6971 (mips_const_vector_same_int_p): Likewise.
6972 (mips_const_vector_shuffle_set_p): Likewise.
6973 (mips_symbol_insns): Forbid loading symbols via immediate for
6975 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6977 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6979 (mips_lx_address_p): Add support load indexed address for MSA.
6980 (mips_address_insns): Add calculation of instructions needed for
6981 stores and loads for MSA.
6982 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6983 CONST_VECTOR for MSA and let it fall through.
6984 (mips_ldst_scaled_shift): New function.
6985 (mips_subword_at_byte): Likewise.
6986 (mips_msa_idiv_insns): Likewise.
6987 (mips_legitimize_move): Validate MSA moves.
6988 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6989 calculation of costs for MSA division.
6990 (mips_split_move_p): Check if MSA moves need splitting.
6991 (mips_split_move): Split MSA moves if necessary.
6992 (mips_split_128bit_move_p): New function.
6993 (mips_split_128bit_move): Likewise.
6994 (mips_split_msa_copy_d): Likewise.
6995 (mips_split_msa_insert_d): Likewise.
6996 (mips_split_msa_fill_d): Likewise.
6997 (mips_output_move): Handle MSA moves.
6998 (mips_expand_msa_branch): New function.
6999 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7000 Reinstate 'y' modifier.
7001 (mips_file_start): Add MSA .gnu_attribute.
7002 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7004 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7005 (mips_class_max_nregs): Add register size for MSA supported mode.
7006 (mips_cannot_change_mode_class): Allow conversion between MSA
7007 vector modes and TImode.
7008 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7010 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7011 (mips_preferred_simd_mode): Add preffered modes for MSA.
7012 (mips_vector_mode_supported_p): Add MSA supported modes.
7013 (mips_autovectorize_vector_sizes): New function.
7014 (mips_msa_output_division): Likewise.
7015 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7016 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7017 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7018 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7019 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7020 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7021 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7022 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7023 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7024 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7025 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7026 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7027 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7028 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7029 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7030 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7031 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7032 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7033 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7034 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7035 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7036 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7037 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7038 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7039 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7040 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7041 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7042 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7043 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7044 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7045 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7046 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7047 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7048 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7049 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7050 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7051 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7052 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7053 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7054 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7055 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7056 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7057 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7058 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7059 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7060 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7061 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7062 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7063 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7064 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7065 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7066 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7067 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7068 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7069 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7070 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7071 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7072 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7073 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7074 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7075 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7076 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7077 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7078 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7079 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7080 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7081 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7082 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7083 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7084 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7085 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7086 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7087 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7088 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7089 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7090 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7091 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7092 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7093 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7094 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7095 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7096 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7097 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7098 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7099 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7100 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7101 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7102 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7103 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7104 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7105 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7106 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7107 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7108 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7109 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7110 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7111 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7112 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7113 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7114 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7115 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7116 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7117 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7118 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7119 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7120 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7121 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7122 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7123 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7124 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7125 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7126 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7127 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7128 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7129 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7130 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7131 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7132 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7133 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7134 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7135 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7136 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7137 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7138 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7139 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7140 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7141 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7142 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7143 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7144 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7145 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7146 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7147 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7148 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7149 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7150 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7151 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7152 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7153 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7154 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7155 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7156 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7157 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7158 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7159 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7160 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7161 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7162 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7163 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7164 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7165 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7167 (mips_get_builtin_decl_index): New array.
7168 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7169 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7170 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7171 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7172 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7174 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7176 (mips_expand_builtin_insn): Prepare operands for
7177 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7178 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7179 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7180 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7181 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7182 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7183 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7184 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7185 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7186 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7187 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7188 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7189 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7190 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7191 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7192 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7193 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7194 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7195 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7196 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7197 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7198 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7199 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7200 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7201 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7202 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7203 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7204 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7205 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7206 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7207 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7208 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7209 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7210 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7211 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7212 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7213 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7214 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7215 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7216 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7217 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7218 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7219 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7220 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7221 These are set implicitly and an error is reported if overridden.
7222 (mips_expand_builtin_msa_test_branch): New function.
7223 (mips_expand_msa_shuffle): Likewise.
7224 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7225 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7226 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7227 (mips_expand_vec_unpack): Add support for MSA.
7228 (mips_expand_vector_init): Likewise.
7229 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7230 instead of const0_rtx.
7231 (mips_msa_vec_parallel_const_half): New function.
7232 (mips_gen_const_int_vector): Likewise.
7233 (mips_gen_const_int_vector_shuffle): Likewise.
7234 (mips_expand_msa_cmp): Likewise.
7235 (mips_expand_vec_cond_expr): Likewise.
7236 * config/mips/mips.h
7237 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7238 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7240 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7241 (ISA_HAS_MSA): New macro.
7242 (UNITS_PER_MSA_REG): Likewise.
7243 (BITS_PER_MSA_REG): Likewise.
7244 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7245 (MSA_REG_FIRST): New macro.
7246 (MSA_REG_LAST): Likewise.
7247 (MSA_REG_NUM): Likewise.
7248 (MSA_REG_P): Likewise.
7249 (MSA_REG_RTX_P): Likewise.
7250 (MSA_SUPPORTED_MODE_P): Likewise.
7251 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7252 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7253 * config/mips/mips.md: Include mips-msa.md.
7254 (alu_type): Add simd_add.
7255 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7256 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7257 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7258 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7259 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7260 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7261 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7262 simd_move, simd_load, simd_store. Choose "multi" for moves
7264 (qword_mode): New attribute.
7265 (insn_count): Add instruction count for quad moves.
7266 Increase the count for MIPS SIMD division.
7267 (UNITMODE): Add UNITMODEs for vector types.
7268 (addsub): New code iterator.
7269 * config/mips/mips.opt (mmsa): New option.
7270 * config/mips/msa.h: New file.
7271 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7273 * config/mips/mti-linux.h: Likewise.
7274 * config/mips/predicates.md
7275 (const_msa_branch_operand): New constraint.
7276 (const_uimm3_operand): Likewise.
7277 (const_uimm4_operand): Likewise.
7278 (const_uimm5_operand): Likewise.
7279 (const_uimm8_operand): Likewise.
7280 (const_imm5_operand): Likewise.
7281 (aq10b_operand): Likewise.
7282 (aq10h_operand): Likewise.
7283 (aq10w_operand): Likewise.
7284 (aq10d_operand): Likewise.
7285 (const_m1_operand): Likewise.
7286 (reg_or_m1_operand): Likewise.
7287 (const_exp_2_operand): Likewise.
7288 (const_exp_4_operand): Likewise.
7289 (const_exp_8_operand): Likewise.
7290 (const_exp_16_operand): Likewise.
7291 (const_vector_same_val_operand): Likewise.
7292 (const_vector_same_simm5_operand): Likewise.
7293 (const_vector_same_uimm5_operand): Likewise.
7294 (const_vector_same_uimm6_operand): Likewise.
7295 (const_vector_same_uimm8_operand): Likewise.
7296 (par_const_vector_shf_set_operand): Likewise.
7297 (reg_or_vector_same_val_operand): Likewise.
7298 (reg_or_vector_same_simm5_operand): Likewise.
7299 (reg_or_vector_same_uimm6_operand): Likewise.
7300 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7302 * doc/invoke.texi (-mmsa): Document new option.
7304 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7306 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7307 * configure: Regenerate.
7308 * config.in: Regenerate.
7309 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7311 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7312 (ENDFILE_VTV_SPEC): Define.
7314 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7316 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7317 registers in all interrupt handlers if necessary.
7318 (rl78_option_override): Add warning.
7319 (MUST_SAVE_MDUC_REGISTERS): New macro.
7320 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7321 * config/rl78/rl78.c (check_mduc_usage): New function.
7322 (mduc_regs): New structure to hold MDUC register data.
7323 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7324 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7325 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7326 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7327 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7328 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7330 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7332 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7333 (tree-ssa-loop-niter.h): Ditto.
7334 (idx_within_array_bound, ref_within_array_bound): New functions.
7335 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7336 Factor out check on writable base object to ...
7337 (base_object_writable): ... here.
7339 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7341 * config/arm/arm.md (probe_stack): Add modes to set source
7344 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7346 * regrename.c (base_reg_class_for_rename): New static function.
7347 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7349 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7351 * cgraph.c (thunk_adjust): Export.
7352 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7353 * cgraphunit.c (thunk_adjust): Export.
7354 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7356 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7358 * tree-inline.c (expand_call_inline): Expand thunks inline.
7360 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7363 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7364 (*sse2_vd_cvtss2sd): Ditto.
7365 * config/i386/i386.md
7366 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7367 Generate *sse2_vd_cvtsd2ss pattern.
7368 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7369 Generate *sse2_vd_cvtss2sd pattern.
7371 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7373 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7374 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7377 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7379 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7380 * config/sh/sh.c: Define and declare variables on first use throughout
7382 (current_function_interrupt): Change to bool type.
7383 (frame_insn): Rename to emit_frame_insn and update users.
7384 (push_regs): Use bool for 'interrupt_handler' argument.
7385 (save_schedule_s): Remove.
7386 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7387 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7388 targetm.asm_out.unaligned_op.di.
7389 (gen_far_branch): Remove redundant forward declaration.
7390 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7391 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7392 (sh_set_return_address, sh_function_ok_for_sibcall,
7393 scavenge_reg): Update comments.
7394 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7395 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7396 (sh_attr_renesas_p): Remove unnecessary parentheses.
7397 (branch_dest): Simplify.
7398 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7399 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7400 (CUMULATIVE_ARGS): Change macro to typedef.
7401 (current_function_interrupt): Change to bool type.
7402 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7403 Surround with __cplusplus ifdef.
7404 (sh_compare_op0, sh_compare_op1): Remove.
7405 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7407 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7409 * config/arm/arm.md: (arch): Add neon.
7410 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7411 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7412 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7413 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7414 attributes for alt renumbering. Mark alt 3 as non-predicable.
7415 (thumb2_movdf_vfp): Likewise.
7417 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7419 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7420 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7421 (*andqi_1): Add preferred_for_speed attribute to disparage
7422 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7423 (*<code>qi_1): Ditto.
7424 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7425 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7426 (*ashlqi3_1): Ditto.
7427 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7428 Add preferred_for_size attribute to disparage alternative 0 and
7429 preferred_for_speed attribute to disparage alternative 1 for
7430 TARGET_PARTIAL_REG_STALL targets.
7432 2016-05-07 Tom de Vries <tom@codesourcery.com>
7434 PR tree-optimization/70956
7435 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7438 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7440 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7441 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7442 * config/sh/sh.md (branch_zero): Remove define_attr.
7443 (define_delay): Disable delay slot if branch distance is one insn.
7445 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7447 * config/i386/i386.md (LEAMODE): New mode attribute.
7448 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7449 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7450 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7451 operand 2 predicate.
7452 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7453 (*lea<mode>_general_3): Ditto.
7454 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7456 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7458 * genmddump.c (main): Convert argv from char ** to const char **.
7460 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7462 * coretypes.h (OVERRIDE): New macro.
7465 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7467 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7468 allow coalescing if the types are compatible.
7470 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7472 * pass_manager.h (pass_manager::register_pass_name): New method.
7473 (pass_manager::get_pass_by_name): New method.
7474 (pass_manager::create_pass_tab): New method.
7475 (pass_manager::m_name_to_pass_map): New field.
7476 * passes.c (name_to_pass_map): Delete global in favor of field
7477 "m_name_to_pass_map" of pass_manager.
7478 (register_pass_name): Rename from a function to...
7479 (pass_manager::register_pass_name): ...this method, updating
7480 for renaming of global "name_to_pass_map" to field
7481 "m_name_to_pass_map".
7482 (create_pass_tab): Rename from a function to...
7483 (pass_manager::create_pass_tab): ...this method, updating
7484 for renaming of global "name_to_pass_map" to field.
7485 (get_pass_by_name): Rename from a function to...
7486 (pass_manager::get_pass_by_name): ...this method.
7487 (enable_disable_pass): Convert use of get_pass_by_name to
7488 a method call, locating the pass_manager singleton.
7490 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7492 * genattr-common.c (main): Convert argv from char ** to const char **.
7493 * genattr.c (main): Likewise.
7494 * genattrtab.c (main): Likewise.
7495 * genautomata.c (initiate_automaton_gen): Likewise.
7497 * gencodes.c (main): Likewise.
7498 * genconditions.c (main): Likewise.
7499 * genconfig.c (main): Likewise.
7500 * genconstants.c (main): Likewise.
7501 * genemit.c (main): Likewise.
7502 * genenums.c (main): Likewise.
7503 * genextract.c (main): Likewise.
7504 * genflags.c (main): Likewise.
7505 * genmddeps.c (main): Likewise.
7506 * genopinit.c (main): Likewise.
7507 * genoutput.c (main): Likewise.
7508 * genpeep.c (main): Likewise.
7509 * genpreds.c (main): Likewise.
7510 * genrecog.c (main): Likewise.
7511 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7512 (init_rtx_reader_args): Likewise.
7513 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7514 (init_rtx_reader_args): Likewise.
7515 * gentarget-def.c (main): Likewise.
7516 * read-md.c (read_md_files): Likewise.
7517 * read-md.h (read_md_files): Likewise.
7519 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7521 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7522 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7523 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7524 Remove unused predicate.
7525 (register_and_not_fp_reg_operand): Ditto.
7527 2016-05-06 Martin Liska <mliska@suse.cz>
7529 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7530 instead of vec as the vector is local to the function.
7532 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7534 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7535 avx512bw alternative.
7537 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7538 before the ashr<mode>3 pattern.
7540 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7541 v instead of x in vex or maybe_vex alternatives, use
7542 maybe_evex instead of vex in prefix.
7544 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7545 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7546 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7547 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7550 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7551 v instead of x in vex or maybe_vex alternatives, use
7552 maybe_evex instead of vex in prefix.
7554 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7555 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7556 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7557 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7558 alternatives, use maybe_evex instead of vex in prefix.
7560 * config/i386/sse.md (vec_interleave_lowv4sf,
7561 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7562 v instead of x in vex or maybe_vex alternatives, use
7563 maybe_evex instead of vex in prefix.
7565 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7566 v instead of x in vex or maybe_vex alternatives, use
7567 maybe_evex instead of vex in prefix.
7569 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7570 v constraint instead of x.
7572 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7574 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7575 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7578 2016-05-06 Richard Biener <rguenther@suse.de>
7580 PR tree-optimization/70948
7581 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7582 Properly clobber all fields of va_list for __builtin_va_start.
7584 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7587 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7588 loop latch destination.
7590 2016-05-06 Martin Liska <mliska@suse.cz>
7592 * tree-ssa-uninit.c: Apply manual changes
7593 to the GNU coding style.
7594 (prune_uninit_phi_opnds): Rename from
7595 prune_uninit_phi_opnds_in_unrealizable_paths.
7597 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7599 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7600 mspace): Remove deprecated options.
7601 * doc/invoke.texi (SH options): Remove -mspace.
7603 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7605 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7607 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7609 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7610 corresponding combine split pattern.
7612 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7615 * config/sh/predicates.md (long_displacement_mem_operand): New.
7616 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7617 Add movi20, movi20s alternatives. Adjust length attribute for
7619 (movsi_ie): Allow for any FPU. Adjust length attribute for
7621 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7622 attribute for alternatives.
7623 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7624 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7625 length attribute for alternatives.
7627 2016-05-06 Richard Biener <rguenther@suse.de>
7629 PR tree-optimization/70960
7630 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7632 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7635 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7636 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7638 2016-05-06 Marek Polacek <polacek@redhat.com>
7641 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7643 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7646 * config/sh/sh.md (*rotcr): Add another variant.
7648 2016-05-06 Richard Biener <rguenther@suse.de>
7651 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7653 2016-05-06 Richard Biener <rguenther@suse.de>
7656 * fold-const.c (split_tree): Always convert to the original type
7659 2016-05-06 Richard Biener <rguenther@suse.de>
7661 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7662 (fwprop_addr): Likewise.
7664 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7667 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7669 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7670 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7671 the splitter condition.
7672 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7673 the splitter condition.
7674 (FP float_extend load splitter): Ditto.
7676 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7678 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7679 to REGNO in all peephole2 patterns.
7680 (post-reload splitters): Change true_regnum to REGNO in
7681 post-reload splitters.
7682 (zero_extend splitters): Use general_reg_operand and
7683 nonimmediate_gr_operand predicates.
7685 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7687 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7688 v constraint instead of x.
7690 2016-05-05 Alan Modra <amodra@gmail.com>
7693 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7694 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7695 TARGET_NO_FP_IN_TOC for -mrelocatable.
7696 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7697 TARGET_RELOCATABLE test.
7698 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7699 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7700 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7701 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7702 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7703 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7704 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7705 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7706 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7707 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7709 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7710 (rs6000_stack_info): Likewise.
7711 (rs6000_elf_asm_out_constructor): Likewise.
7712 (rs6000_elf_asm_out_destructor): Likewise.
7713 (rs6000_elf_declare_function_name): Likewise.
7714 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7715 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7718 2016-05-05 Alan Modra <amodra@gmail.com>
7720 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7722 2016-05-05 Alan Modra <amodra@gmail.com>
7724 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7725 out-of-line gpr restore for one or two regs if that would add
7728 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7731 * config/i386/i386.md
7732 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7733 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7734 as operand 0 predicate.
7735 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7737 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7738 Ditto. Emit the pattern using RTX.
7740 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7741 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7742 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7743 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7745 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7746 sse_reg_operand as operand 0 predicate.
7748 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7749 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7750 instead of gen_rtx_REG.
7751 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7754 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7756 * function.c (emit_use_return_register_into_block): Delete.
7757 (gen_return_pattern): Delete.
7758 (emit_return_into_block): Delete.
7759 (active_insn_between): Delete.
7760 (convert_jumps_to_returns): Delete.
7761 (emit_return_for_exit): Delete.
7762 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7763 simple_return for shrink-wrapped blocks.
7764 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7765 end of blocks that need one.
7766 (get_unconverted_simple_return): Delete.
7767 (convert_to_simple_return): Delete.
7768 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7769 (convert_to_simple_return): Ditto.
7771 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7773 * cfgcleanup.c (bb_is_just_return): New function.
7774 (try_optimize_cfg): Simplify jumps to return, branches to return,
7775 and branches around return.
7777 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7779 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7782 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7786 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7787 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7788 assert flags & OEP_HASH_CHECK, instead of asserting it
7789 never happens. Handle TARGET_EXPR.
7790 * fold-const.c (operand_equal_p): For hash verification,
7791 or in OEP_HASH_CHECK into flags.
7793 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7795 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7797 (compute_samebase_partition_bases): Fix typo.
7799 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7801 * config/i386/sse.md (vec_interleave_highv8sf,
7802 vec_interleave_lowv8sf, vec_interleave_highv4df,
7803 vec_interleave_lowv4df): Remove constraints from expanders.
7805 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7807 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7809 * tree-inline.c (expand_call_inline): Fix path dealing with
7810 making lhs of call statement undefined.
7812 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7814 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7815 Check availability on NODE, too.
7816 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7817 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7818 (varpool_node::call_for_symbol_and_aliase): Likewise.
7819 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7820 (propagate_pure_const): Propagate across interposable functions, too.
7821 (skip_function_for_local_pure_const): Do not skip interposable bodies
7823 (pass_local_pure_const::execute): Update.
7825 2016-05-04 Marek Polacek <polacek@redhat.com>
7827 * doc/invoke.texi: Document -Wdangling-else.
7829 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7831 * config.gcc: Error out when conflicting multilib is detected. Do not
7832 loop over multilibs since no combination is legal.
7834 2016-05-04 Alan Modra <amodra@gmail.com>
7836 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7837 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7838 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7841 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7843 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7844 Clean up p5600 comments.
7846 2016-05-04 Richard Biener <rguenther@suse.de>
7848 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7849 constructor simplifications.
7850 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7852 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7854 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7855 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7856 result.set_rtx is null instead of aborting.
7857 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7859 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7860 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7861 *mov<mode>_store_postinc): New patterns.
7863 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7865 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7866 as commutative. Check both conversions are NOP.
7867 ((A & B) OP (C & B)): Remove.
7869 2016-05-04 Alan Modra <amodra@gmail.com>
7871 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7873 2016-05-04 Alan Modra <amodra@gmail.com>
7876 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7877 when cr2,3,4 are all fixed regs.
7879 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7881 PR rtl-optimization/57193
7882 * opts.c (default_options_table): Revert OPT_frename_registers change.
7883 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7885 2016-05-03 Martin Sebor <msebor@redhat.com>
7888 * builtins.c (fold_builtin_FILE): New function.
7889 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7890 (fold_builtin_0): Call them.
7891 * gimplify.c (gimplify_call_expr): Remove the handling of
7892 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7895 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7896 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7900 * doc/extend.texi (Function Names as Strings): Update __func__,
7901 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7904 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7905 Richard Biener <rguenther@suse.de>
7907 PR tree-optimization/70916
7908 * tree-if-conv.c: Include cfganal.h.
7909 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7910 and remove_fake_exit_edges around the optimization pass.
7912 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7914 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7915 (cgraph_edge::make_direct): Likewise.
7916 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7917 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7918 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7919 (CIF_THUNK): New code.
7920 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7921 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7922 (compute_inline_parameters): Set inline_failed for thunks.
7923 (inline_analyze_function): Cleanup.
7924 * ipa-inline.c (can_inline_edge_p): Do not deal with
7925 call_stmt_cannot_inline_p.
7926 (can_early_inline_edge_p): Likewise.
7927 (early_inliner): Initialize inline_failed.
7928 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7930 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7932 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7933 from nonimm_ssenomem_operand.
7934 (nonimm_ssenomem_operand): New predicate.
7935 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7936 as operand 0 predicate.
7937 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7938 Disable unsupported alternatives using "enabled" attribute.
7939 Use register_ssemem_operand as operand 0 predicate.
7940 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7942 2016-05-03 Marek Polacek <polacek@redhat.com>
7945 * input.c (expansion_point_location): New function.
7946 * input.h (expansion_point_location): Declare.
7948 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7950 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7951 occurence with frame_offset_ ones.
7953 2016-05-03 Alan Modra <amodra@gmail.com>
7955 PR rtl-optimization/70890
7956 * ira.c (combine_and_move_insns): When moving def_insn, remove
7959 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7961 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7962 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7963 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7964 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7966 2016-05-03 Alan Modra <amodra@gmail.com>
7968 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7969 for SAVE_MULTIPLE/STORE_MULTIPLE.
7971 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7973 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7974 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7976 2016-05-03 Richard Biener <rguenther@suse.de>
7978 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7980 (gimplify_arg): Likewise.
7981 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7982 re-writing the result to a decl if required.
7983 (internal_get_tmp_var): Add allow_ssa parameter
7984 and override into_ssa with it.
7985 (get_formal_tmp_var): Adjust.
7986 (get_initialized_tmp_var): Add allow_ssa parameter.
7987 (gimplify_arg): Add allow_ssa parameter and avoid generating
7988 SSA names for the result false.
7989 (gimplify_call_expr): If the call may return twice do not
7990 gimplify parameters into SSA.
7991 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7992 (gimplify_modify_expr): Adjust assert. For noreturn calls
7993 with a SSA name LHS adjust its def.
7994 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7995 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7996 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7997 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7998 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7999 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8000 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8001 (optimize_target_teams): Do not allow SSA names for clause operands.
8002 (gimplify_expr): Likewise for where we mark the result addressable.
8003 * passes.def (pass_init_datastructures): Remove.
8004 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8005 (rewrite_stmt): Likewise.
8006 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8007 (replace_locals_op): Replace SSA names.
8008 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8009 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8010 * cgraph.c (release_function_body): Free CFG annotations only
8011 when we have a CFG. Simplify.
8012 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8013 force_gimple_operand instead of get_initialized_tmp_var.
8014 * tree-pass.h (make_pass_init_datastructures): Remove.
8015 * tree-ssa.c (execute_init_datastructures): Remove.
8016 (pass_data_init_datastructures): Likewise.
8017 (class pass_init_datastructures): Likewise.
8018 (make_pass_init_datastructures): Likewise.
8019 * omp-low.c (create_omp_child_function): Init SSA data structures.
8020 (grid_expand_target_grid_body): Likewise.
8021 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8022 name before adding it to names_to_release.
8023 (remove_bb): Always release SSA defs.
8024 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8025 before dereferencing it.
8026 * cgraphunit.c (init_lowered_empty_function): Always
8027 int SSA data structures.
8028 * tree-ssanames.c (release_defs): Remove assert that we are in
8030 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8032 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8033 Uros Bizjak <ubizjak@gmail.com>
8035 PR rtl-optimization/70467
8036 * config/i386/predicates.md (x86_64_hilo_int_operand,
8037 x86_64_hilo_general_operand): New predicates.
8038 * config/i386/constraints.md (Wd): New constraint.
8039 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8040 (general_hilo_operand): New mode attr.
8041 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8042 instead of <general_operand>.
8043 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8044 x86_64_hilo_general_operand instead of <general_operand>.
8046 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8048 PR tree-optimization/70916
8049 * tree-if-conv.c (constant_or_ssa_name): Removed.
8050 (fold_build_cond_expr): Use is_gimple_val instead of
8051 constant_or_ssa_name.
8053 PR tree-optimization/70916
8054 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8055 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8058 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8059 (optimize_atomic_bit_test_and): New function.
8060 (pass_fold_builtins::execute): Use it.
8061 * optabs.def (atomic_bit_test_and_set_optab,
8062 atomic_bit_test_and_complement_optab,
8063 atomic_bit_test_and_reset_optab): New optabs.
8064 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8065 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8066 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8067 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8068 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8069 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8070 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8071 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8072 atomic_bit_test_and_complement@var{mode},
8073 atomic_bit_test_and_reset@var{mode}): Document.
8074 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8075 atomic_bit_test_and_complement<mode>,
8076 atomic_bit_test_and_reset<mode>): New expanders.
8077 (atomic_bit_test_and_set<mode>_1,
8078 atomic_bit_test_and_complement<mode>_1,
8079 atomic_bit_test_and_reset<mode>_1): New insns.
8081 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8083 PR rtl-optimization/70687
8084 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8085 instead of unsigned HOST_WIDE_INT.
8087 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8089 PR rtl-optimization/44281
8090 * hard-reg-set.h (struct target_hard_regs): New field
8091 x_fixed_nonglobal_reg_set.
8092 (fixed_nonglobal_reg_set): New macro.
8093 * reginfo.c (init_reg_sets_1): Initialize it.
8094 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8096 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8098 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8100 PR tree-optimization/56541
8101 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8102 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8103 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8104 (any_complicated_phi): new static variable.
8105 (aggressive_if_conv): delete.
8106 (if_convertible_phi_p): support phis with more than two arguments.
8107 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8108 critical pred edges.
8109 (ifcvt_split_critical_edges): support phis with more than two
8110 arguments by checking new parameter. only split critical edges
8112 (tree_if_conversion): handle simd pragma marked loop using new
8113 local variable aggressive_if_conv. check any_complicated_phi.
8115 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8117 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8120 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8122 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8125 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8127 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8128 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8129 define_insn_and_split.
8130 (mulsi3_i): New define_insn_and_split.
8131 (mulsi3_call): Convert to define_insn.
8132 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8135 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8137 * machmode.h (mode_complex): Add support to give the complex mode
8139 (GET_MODE_COMPLEX_MODE): Likewise.
8140 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8141 stored by build_complex_type and gfc_build_complex_type instead of
8142 trying to figure out the appropriate mode based on the size. Raise
8143 an assertion error, if the type was not set.
8144 * genmodes.c (struct mode_data): Add field for the complex type of
8146 (blank_mode): Likewise.
8147 (make_complex_modes): Remember the complex mode created in the
8149 (emit_mode_complex): Write out the mode_complex array to map a
8150 type mode to the complex version.
8151 (emit_insn_modes_c): Likewise.
8152 * tree.c (build_complex_type): Set the complex type to use before
8153 calling layout_type.
8154 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8155 support for __float128 complex datatypes.
8156 (rs6000_hard_regno_mode_ok): Likewise.
8157 (rs6000_setup_reg_addr_masks): Likewise.
8158 (rs6000_complex_function_value): Likewise.
8159 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8160 __float128 and __ibm128 complex.
8161 (FLOAT128_IBM_P): Likewise.
8162 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8163 * doc/extend.texi (Additional Floating Types): Document that
8164 -mfloat128 must be used to enable __float128. Document complex
8165 __float128 and __ibm128 support.
8167 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8170 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8171 char/short arguments promoted to int because of promote_prototypes.
8173 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8175 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8176 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8177 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8178 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8179 alternatives using "enabled" attribute. Use register_ssemem_operand
8180 as operand 1 predicate.
8181 (*cmpi<unord>xf_i387): Split XFmode pattern from
8182 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8183 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8184 *absneg<mode>2_i387. Disable unsupported alternatives using
8185 "enabled" attribute.
8186 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8188 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8190 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8192 (oacc_loop_process): Check mask for loop termination.
8194 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8196 * cif-code.def (CIF_THUNK): Add.
8197 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8200 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8202 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8203 (dump_inline_summary): Dump it.
8204 (fp_expression_p): New predicate.
8205 (estimate_function_body_sizes): Use it.
8206 (inline_merge_summary): Merge fp_expressions.
8207 (inline_read_section): Read fp_expressions.
8208 (inline_write_summary): Write fp_expressions.
8209 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8210 codegen boundary if either caller or callee is !fp_expressions.
8211 * ipa-inline.h (inline_summary): Add fp_expressions.
8212 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8213 to fp_expressions be sure the fp generation flags are updated.
8215 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8217 PR rtl-optimization/70467
8218 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8220 PR rtl-optimization/70467
8221 * ipa-pure-const.c (check_call): Handle internal calls even in
8222 ipa mode like in local mode.
8224 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8226 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8228 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8230 * match.pd (X u< X, X u> X): New transformations.
8232 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8234 * flag-types.h (enum warn_strict_overflow_code): Move ...
8235 * coretypes.h: ... here.
8236 * fold-const.h (fold_overflow_warning): Declare.
8237 * fold-const.c (fold_overflow_warning): Make non-static.
8238 (fold_comparison): Move the transformation of X +- C1 CMP C2
8239 into X CMP C2 -+ C1 ...
8240 * match.pd: ... here.
8241 * gimple-fold.c (fold_stmt_1): Protect with
8242 fold_defer_overflow_warnings.
8244 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8246 * omp-low.c (struct oacc_loop): Add 'inner' field.
8247 (new_oacc_loop_raw): Initialize it to zero.
8248 (oacc_loop_fixed_partitions): Initialize it.
8249 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8250 available partitioning.
8252 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8254 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8256 (umulsidi3): Likewise.
8257 (indirect_jump): Fix jump instruction assembly patterns.
8259 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8262 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8263 (nvptx_function_value): Assert non-NULL cfun.
8265 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8267 PR rtl-optimization/70886
8268 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8270 * cselib.h (rtx_equal_for_cselib_1): Declare.
8271 (rtx_equal_for_cselib_p: New inline function.
8272 * cselib.c (rtx_equal_for_cselib_p): Delete.
8273 (rtx_equal_for_cselib_1): Make public.
8275 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8277 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8278 (register_mixssei387nonimm_operand): Remove predicate.
8279 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8280 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8281 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8282 for TARGET_MIX_SSE_I387 alternatives.
8283 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8284 Disable unsupported alternatives using "enabled" attribute. Use
8285 nonimm_ssenomem_operand as operand 1 predicate. Also check
8286 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8288 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8290 * tree.c (cst_and_fits_in_hwi): Simplify.
8292 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8294 * tree.h (wi::to_wide): New function.
8295 * expr.c (expand_expr_real_1): Use wi::to_wide.
8296 * fold-const.c (int_const_binop_1): Likewise.
8297 (extract_muldiv_1): Likewise.
8299 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8301 * wide-int.h: Update offset_int and widest_int documentation.
8302 (WI_SIGNED_SHIFT_RESULT): New macro.
8303 (wi::binary_shift): Define signed_shift_result_type for
8304 shifts on offset_int- and widest_int-like types.
8305 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8306 * tree.h (int_bit_position): Use shift operators instead of wi::
8308 * alias.c (adjust_offset_for_component_ref): Likewise.
8309 * expr.c (get_inner_reference): Likewise.
8310 * fold-const.c (fold_comparison): Likewise.
8311 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8312 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8313 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8314 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8315 (stmt_kills_ref_p): Likewise.
8316 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8317 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8318 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8319 (ao_ref_init_from_vn_reference): Likewise.
8321 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8323 * wide-int.h: Update offset_int and widest_int documentation.
8324 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8325 (wi::binary_traits): Allow ordered comparisons between offset_int and
8326 offset_int, between widest_int and widest_int, and between either
8327 of these types and basic C types.
8328 (operator <, <=, >, >=): Define for the same combinations.
8329 * tree.h (tree_int_cst_lt): Use comparison operators instead
8330 of wi:: comparisons.
8331 (tree_int_cst_le): Likewise.
8332 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8333 (fold_nonarray_ctor_reference): Likewise.
8334 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8335 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8336 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8337 * tree-sra.c (completely_scalarize): Likewise.
8338 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8339 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8340 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8341 (check_for_binary_op_overflow): Likewise.
8342 (search_for_addr_array): Likewise.
8343 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8345 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8347 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8348 (arc_save_restore): Likewise.
8349 (arc_dwarf_register_span): Likewise.
8350 (arc_output_pic_addr_const): Initialize suffix variable.
8352 2016-05-02 Martin Liska <mliska@suse.cz>
8354 * symbol-summary.h (function_summary::function_summary):
8355 Remove checking assert for all cgraph nodes.
8356 (function_summary::get): Check summary_uid.
8357 (symtab_insertion): Check summary_uid.
8359 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8361 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8362 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8364 (arc_dwarf_register_span): Remove enum keyword.
8365 (compact_memory_operand_p): New function.
8366 * config/arc/arc.h (reg_class): Add code density register classes.
8367 (REG_CLASS_NAMES): Likewise.
8368 (REG_CLASS_CONTENTS): Likewise.
8369 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8370 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8371 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8372 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8373 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8375 (h, Rcd, Rsd, Rzd): New register constraints.
8376 (T): Use compact_memory_operand_p function.
8377 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8379 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8381 * config/sh/sh.md (*negnegt, *movtt): Remove.
8383 2016-05-02 Marek Polacek <polacek@redhat.com>
8384 Tom de Vries <tom@codesourcery.com>
8386 PR tree-optimization/70700
8387 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8388 bigger than FIRST_REF_NODE.
8390 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8393 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8395 (prepare_cbranch_operands): Don't use scratch register. Assume that
8396 function is used when pseudos can be created.
8397 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8398 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8399 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8400 define_expand. Allow it only when pseudos can be created.
8401 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8403 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8405 * config/i386/constraints.md (BC): Only allow -1 operands.
8406 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8407 Add "enabled" attribute. Update XI mode attribute calculation.
8408 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8409 (*movoi_internal_avx): Update XI mode attribute calculation.
8410 (*movti_internal): Ditto.
8412 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8414 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8415 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8417 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8419 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8420 statement on instruction code. Remove trailing spaces.
8421 (altivec_expand_stv_builtin): Likewise.
8423 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8425 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8426 (TARGET_FPU_DOUBLE): Simplify.
8427 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8428 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8429 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8430 with 'TARGET_FPU_DOUBLE'.
8431 * config/sh/sh.md: Likewise.
8433 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8435 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8436 SH_DIV_STR_FOR_SIZE): Remove.
8437 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8438 SH_DIV_STR_FOR_SIZE): Remove.
8440 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8442 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8443 logical_reg_operand): Delete.
8444 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8445 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8446 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8447 match_operand and match_test.
8448 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8449 variables on their first use. Return bool values.
8450 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8451 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8452 arith_reg_operand for input operand. Remove empty constraints.
8454 (*xorsi3_compact): Rename to xorsi3.
8455 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8456 (*zero_extend<mode>si2_disp_mem): Update comment.
8459 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8461 * config/sh/t-sh: Remove SH5 support.
8462 * config.gcc: Likewise.
8463 * configure: Likewise.
8465 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8467 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8469 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8471 * config/sh/sh.c (register_sh_passes, sh_option_override,
8472 sh_print_operand, prepare_move_operands,
8473 sh_can_follow_jump): Remove TARGET_SH1 checks.
8474 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8475 PROMOTE_MODE): Likewise.
8476 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8479 2016-04-30 Alan Modra <amodra@gmail.com>
8481 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8482 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8483 Check for user regs later to avoid unnecessary looping over regs.
8484 Merge user reg check with non-saved reg check. Don't force
8485 inline VR restore when static chain used.
8486 (rs6000_frame_related): Omit eh_frame info for user regs when
8488 (fixed_regs_p): Delete.
8490 2016-04-30 Alan Modra <amodra@gmail.com>
8492 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8493 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8496 2016-04-30 Alan Modra <amodra@gmail.com>
8499 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8500 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8503 2016-04-30 Alan Modra <amodra@gmail.com>
8505 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8506 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8507 flag_pic test for Darwin.
8509 2016-04-30 Alan Modra <amodra@gmail.com>
8511 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8512 throw_calls_crossed.
8513 (REG_FREQ_CALLS_CROSSED): Delete.
8514 (REG_N_THROWING_CALLS_CROSSED): Delete.
8515 * regstat.c (regstat_bb_compute_ri): Don't calculate
8516 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8517 (dump_reg_info): Don't print call cross frequency.
8518 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8519 and REG_N_THROWING_CALLS_CROSSED.
8521 2016-04-30 Alan Modra <amodra@gmail.com>
8523 * regs.h (struct reg_info_t): Delete live_length.
8524 (REG_LIVE_LENGTH): Delete macro.
8525 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8526 local_live, local_processed and local_live_last_luid params.
8527 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8529 (regstat_compute_ri): Adjust for above. Don't set
8531 (dump_reg_info): Don't print live length.
8532 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8533 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8534 Localize loop_depth var.
8536 2016-04-30 Alan Modra <amodra@gmail.com>
8538 * ira.c (enum valid_equiv): New.
8539 (validate_equiv_mem): Return enum.
8540 (update_equiv_mem): Create replacement in more cases.
8541 (add_store_equivs): Update validate_equiv_mem call.
8543 2016-04-30 Alan Modra <amodra@gmail.com>
8545 * ira.c (combine_and_move_insns): Rather than scanning insns,
8546 use DF infrastucture to find use and def insns.
8548 2016-04-30 Alan Modra <amodra@gmail.com>
8550 ira.c (combine_and_move_insns): Move invariant conditions..
8551 (ira.c): ..to here. Call combine_and_move_insns before
8552 add_store_equivs. Call grow_reg_equivs later. Allocate
8553 req_equiv later using max_reg_num() rather than global max_regno.
8554 (contains_replace_regs): Delete.
8555 (add_store_equivs): Remove contains_replace_regs test.
8557 2016-04-30 Alan Modra <amodra@gmail.com>
8559 * ira.c (struct equiv_mem_data): New.
8560 (equiv_mem, equiv_mem_modified): Delete static vars.
8561 (validate_equiv_mem_from_store): Use "data" param to communicate..
8562 (validate_equiv_mem): ..from here.
8564 2016-04-30 Alan Modra <amodra@gmail.com>
8566 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8568 (update_reg_equivs): ..here. Move allocation and freeing of
8569 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8570 end_alias_analysis to..
8573 2016-04-30 Alan Modra <amodra@gmail.com>
8575 * ira.c (pdx_subregs): Delete.
8576 (struct equivalence): Add pdx_subregs field.
8577 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8579 (update_equiv_regs): Don't create or free pdx_subregs. Update
8582 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8584 * config/rs6000/altivec.h: Change definitions of vec_xl and
8586 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8587 (LD_ELEMREV_V2DI): New.
8588 (LD_ELEMREV_V4SF): New.
8589 (LD_ELEMREV_V4SI): New.
8590 (LD_ELEMREV_V8HI): New.
8591 (LD_ELEMREV_V16QI): New.
8592 (ST_ELEMREV_V2DF): New.
8593 (ST_ELEMREV_V2DI): New.
8594 (ST_ELEMREV_V4SF): New.
8595 (ST_ELEMREV_V4SI): New.
8596 (ST_ELEMREV_V8HI): New.
8597 (ST_ELEMREV_V16QI): New.
8600 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8601 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8602 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8603 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8604 (altivec_expand_builtin): Add handling for
8605 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8606 (rs6000_invalid_builtin): Add error-checking for
8607 RS6000_BTM_P9_VECTOR.
8608 (altivec_init_builtins): Define builtins used to implement vec_xl
8610 (rs6000_builtin_mask_names): Define power9-vector.
8611 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8612 (RS6000_BTM_P9_VECTOR): Define.
8613 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8614 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8615 (vsx_ld_elemrev_v2df): Likewise.
8616 (vsx_ld_elemrev_v4sf): Likewise.
8617 (vsx_ld_elemrev_v4si): Likewise.
8618 (vsx_ld_elemrev_v8hi): Likewise.
8619 (vsx_ld_elemrev_v16qi): Likewise.
8620 (vsx_st_elemrev_v2df): Likewise.
8621 (vsx_st_elemrev_v2di): Likewise.
8622 (vsx_st_elemrev_v4sf): Likewise.
8623 (vsx_st_elemrev_v4si): Likewise.
8624 (vsx_st_elemrev_v8hi): Likewise.
8625 (vsx_st_elemrev_v16qi): Likewise.
8626 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8629 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8631 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8633 (simplify_control_stmt_condition_1): ... here. Recurse into
8634 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8636 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8639 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8640 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8641 define_insn_and_split to define_insn.
8642 (zero_extendqi<mode>2_dot2): Same.
8643 (extendqi<mode>2_dot): Same.
8644 (extendqi<mode>2_dot2): Same.
8646 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8648 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8649 (probe_stack): New expander.
8650 (probe_stack_<mode>): New insn pattern.
8652 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8654 * config/i386/i386.md
8655 (operations with memory inputs setting flags peephole2):
8656 Remove uneeded REG_P checks. Cleanup pattern generation.
8658 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8660 * tree-vect-loop.c (vect_transform_loop): Fix
8661 nb_iterations_upper_bound computation for vectorized loop.
8663 2016-04-29 Marek Polacek <polacek@redhat.com>
8664 Jakub Jelinek <jakub@redhat.com>
8667 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8668 TARGET_EXPR_SLOT as a base.
8670 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8672 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8673 with 'rCm2' constraints to limit possible immediate size.
8674 (*load_zeroextendqisi_update): Likewise.
8675 (*load_signextendqisi_update): Likewise.
8676 (*loadhi_update): Likewise.
8677 (*load_zeroextendhisi_update): Likewise.
8678 (*load_signextendhisi_update): Likewise.
8679 (*loadsi_update): Likewise.
8680 (*loadsf_update): Likewise.
8682 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8684 * config/i386/predicates.md (constm1_operand): Fix comparison.
8686 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8688 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8690 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8692 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8693 remaining SH5 related settings.
8694 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8695 shmedia_prepare_call_address): Delete.
8696 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8697 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8698 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8699 UNSUPPORTED_SH2A): Remove m5 checks.
8700 (sh_divide_strategy_e): Remove SH5 division strategies.
8701 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8702 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8704 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8706 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8708 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8710 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8711 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8713 * config/s390/vector.md ("mov<mode>"): Likewise.
8715 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8717 * config/s390/constraints.md ("U", "W"): Invoke
8718 s390_mem_constraint with "ZR" and "ZT".
8719 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8720 addresses when using LRA. Accept also short displacements for S
8721 and T constraints. Do not check for long displacement target for
8722 S and T constraints.
8723 (s390_mem_constraint): Remove handling of U and W constraints.
8724 * config/s390/s390.md (various patterns): Remove the short
8725 displacement constraints (Q and R) if a long displacement
8726 constraint is present. Add longdisp as required CPU capability.
8727 * config/s390/vector.md: Likewise.
8728 * config/s390/vx-builtins.md: Likewise.
8730 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8733 * reload1.c (reload): Call finish_spills before
8734 restarting reload loop. Skip select_reload_regs
8735 if update_eliminables_and_spill returns true.
8737 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8739 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8740 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8741 (umulhisi3_imm): Update predicates and constraint letters.
8742 (umulhisi3_reg): Declare instruction as commutative.
8743 * config/arc/constraints.md (J12, J16): New constraints.
8744 * config/arc/predicates.md (short_unsigned_const_operand): New
8746 (arc_short_operand): Likewise.
8747 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8749 2016-04-29 Richard Biener <rguenther@suse.de>
8751 PR tree-optimization/13962
8752 PR tree-optimization/65686
8753 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8754 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8755 using PTA to compare pointers.
8756 * match.pd: Add pattern for pointer equality compare simplification
8757 using ptrs_compare_unequal.
8759 2016-04-29 Richard Biener <rguenther@suse.de>
8761 * stor-layout.c (layout_type): Do not build a pointer-to-element
8764 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8766 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8767 Use SWI mode iterator. Use general_reg_operand predicate.
8768 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8769 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8772 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8775 * fold-const.c (operand_equal_p): Don't verify hash value equality
8777 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8780 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8783 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8784 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8785 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8786 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8787 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8789 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8791 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8792 to info. Don't initialize separate fields to 0. Clean up
8795 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8797 * config/i386/i386.md (peephole2s for operations with memory inputs):
8798 Use SWI mode iterator.
8799 (peephole2s for operations with memory outputs): Ditto.
8800 Do not check for stack checking probe.
8802 (probe_stack): Remove expander.
8804 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8805 Andrew Burgess <andrew.burgess@embecosm.com>
8807 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8808 operands as 32-bits.
8810 2016-04-28 Jason Merrill <jason@redhat.com>
8812 * gdbinit.in: Skip line-map.h.
8814 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8815 Andrew Burgess <andrew.burgess@embecosm.com>
8817 * config/arc/arc.c (arc_conditional_register_usage): Take
8818 TARGET_RRQ_CLASS into account.
8819 (arc_print_operand): Support printing 'p' and 's' operands.
8820 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8822 (TARGET_RRQ_CLASS): Define.
8823 (IS_POWEROF2_OR_0_P): Define.
8824 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8826 (*tst_movb): New define_insn.
8827 (*tst): Avoid recognition if it could prevent '*tst_movb'
8828 combination; replace c/CnL with c/Chs alternative.
8829 (*tst_bitfield_tst): New define_insn.
8830 (*tst_bitfield_asr): New define_insn.
8831 (*tst_bitfield): New define_insn.
8832 (andsi3_i): Add Rrq variant.
8833 (extzv): New define_expand.
8834 (insv): New define_expand.
8835 (*insv_i): New define_insn.
8836 (*movb): New define_insn.
8837 (*movb_signed): New define_insn.
8838 (*movb_high): New define_insn.
8839 (*movb_high_signed): New define_insn.
8840 (*movb_high_signed + 1): New define_split pattern.
8841 (*mrgb): New define_insn.
8842 (*mrgb + 1): New define_peephole2 pattern.
8843 (*mrgb + 2): New define_peephole2 pattern.
8844 * config/arc/arc.opt (mbitops): New option for nps400, uses
8845 TARGET_NPS_BITOPS_DEFAULT.
8846 * config/arc/constraints.md (q): Make register class conditional.
8847 (Rrq): New register constraint.
8848 (Chs): New constraint.
8849 (Clo): New constraint.
8850 (Chi): New constraint.
8851 (Cbf): New constraint.
8852 (Cbn): New constraint.
8853 (C18): New constraint.
8854 (Cbi): New constraint.
8856 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8858 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8860 (bitmap_intersection_of_preds): Ditto.
8861 (bitmap_union_of_succs): Ditto.
8862 (bitmap_union_of_preds): Ditto.
8863 * sbitmap.c (do_popcount): Delete.
8864 (BITMAP_DEBUGGING): Delete.
8865 (sbitmap_verify_popcount): Delete.
8866 (sbitmap_alloc): Don't initialize the popcount field.
8867 (sbitmap_alloc_with_popcount): Delete.
8868 (sbitmap_resize): Don't resize the popcount array.
8869 (sbitmap_vector_alloc): Don't initialize the popcount field.
8870 (bitmap_copy): Don't copy the popcount array.
8871 (bitmap_clear): Don't clear the popcount array.
8872 (bitmap_clear): Delete the popcount array handling.
8873 (bitmap_ior_and_compl): Delete the popcount assert.
8874 (bitmap_not): Ditto.
8875 (bitmap_and_compl): Ditto.
8876 (bitmap_and): Delete the popcount array handling.
8877 (bitmap_xor): Ditto.
8878 (bitmap_ior): Ditto.
8879 (bitmap_or_and): Delete the popcount assert.
8880 (bitmap_and_or): Ditto.
8881 (popcount_table): Delete.
8882 (sbitmap_elt_popcount): Delete.
8883 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8884 (bitmap_set_bit): Delete the popcount assert.
8885 (bitmap_clear_bit): Ditto.
8886 (sbitmap_free): Don't free the popcount array.
8887 (sbitmap_alloc_with_popcount): Delete declaration.
8888 (sbitmap_popcount): Ditto.
8890 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8891 Andrew Burgess <andrew.burgess@embecosm.com>
8893 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8894 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8895 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8896 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8897 * config/arc/arc.opt (mcmem): New option.
8898 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8899 supply length for r/m alternative.
8900 (*extendqisi2_ac): Likewise.
8901 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8903 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8904 (movhi_insn): Likewise.
8905 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8906 (*zero_extendqihi2_i): Add r/Ucm alternative.
8907 (*zero_extendqisi2_ac): Likewise.
8908 (*zero_extendhisi2_i): Likewise.
8909 * config/arc/constraints.md (Uex): New memory constraint.
8910 (Ucm): New define_constraint.
8911 * config/arc/predicates.md (long_immediate_loadstore_operand):
8912 Return 0 for MEM with cmem_address address.
8913 (cmem_address_0): New predicates.
8914 (cmem_address_1): Likewise.
8915 (cmem_address_2): Likewise.
8916 (cmem_address): Likewise.
8918 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8920 * config/rs6000/rs6000.c (machine_function): Rename
8921 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8922 (rs6000_stack_info): Adjust.
8924 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8925 Andrew Burgess <andrew.burgess@embecosm.com>
8927 * config/arc/constraints.md (Usd): Convert to define_constraint.
8931 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8934 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8935 Add new peephole2 where the first insn is *mov<mode>_or instead of
8936 *mov<mode>_internal.
8938 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8940 * tracer.c (bb_seen): Make static.
8942 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8944 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8945 support, setup defaults.
8946 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8947 * config/arc/arc.c (arc_init): Add NPS400 support.
8948 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8949 (TARGET_ARC700): NPS400 is also an ARC700.
8950 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8952 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8955 * config/nds32/nds32.md (casesi): Don't access the operands array
8958 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8960 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8961 (or $-1,reg peephole2): Ditto.
8962 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8964 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8966 * doc/extend.texi (Common Function Attributes) [optimize]:
8967 Discourage use of the optimize attribute.
8969 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8971 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8972 special case builtin.
8973 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8974 ALTIVEC_BUILTIN_VEC_ADDE.
8975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8976 support for ALTIVEC_BUILTIN_VEC_ADDE.
8977 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8978 for __builtin_vec_adde.
8980 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8982 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8983 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8985 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8988 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8989 attributes): Document cilkplus_runtime.
8991 2016-04-28 Martin Jambor <mjambor@suse.cz>
8993 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8994 this function. Call verify_expr on MEM_REFs and bases of other
8997 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8999 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9000 for WORD_REGISTER_OPERATIONS to runtime check.
9002 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9004 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9006 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9008 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9009 big-endian compilation.
9010 * config/arc/arc.md (addf3): Likewise.
9014 2016-04-28 Richard Biener <rguenther@suse.de>
9016 PR tree-optimization/70840
9017 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9018 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9019 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9020 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9022 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9024 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9025 and explain why in a comment.
9027 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9029 * config/arc/arc.md (cpu_facility): Add fpx variant.
9030 (subdf3): Prohibit use reverse sub when assist operations option
9032 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9033 instructions only when FPX is enabled.
9034 * testsuite/gcc.target/arc/trsub.c: New test.
9036 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9038 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9039 mult_operator when calculating "type" attribute.
9040 (*fop_<mode>_1_i387): Ditto.
9041 (*fop_xf_1_i387): Ditto.
9042 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9043 Use std::swap to swap operands. Use RTL expressions to generate
9046 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9047 Joern Rennecke <joern.rennecke@embecosm.com>
9049 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9051 (emit_pic_move): Remove.
9052 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9053 * config/arc/arc.c (emit_pic_move): Removed.
9054 (TARGET_HAVE_TLS): Define.
9055 (arc_conditional_register_usage): Test for arc_tp_regno.
9056 (arc_print_operand, arc_print_operand_address): Handle TLS
9058 (arc_needs_pcl_p): New function.
9059 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9060 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9061 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9062 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9063 (arc_legitimize_tls_address): Likewise.
9064 (DTPOFF_ZERO_SYM): Define.
9065 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9066 (arc_output_pic_addr_const): Print TLS unspecs.
9067 (prepare_pic_move): New function, replaces emit_pic_move.
9068 (arc_legitimate_constant_p): Handle TLS unspecs.
9069 (arc_legitimate_address_p): Likewise.
9070 (arc_rewrite_small_data_p): Use assert for TLS constants.
9071 (prepare_move_operands): Use prepare_pic_move.
9072 (arc_legitimize_address): Legitimize tls addresses.
9073 (arc_epilogue_uses): Check for arc_tp_regno.
9074 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9075 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9077 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9079 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9080 %(arc_tls_extra_start_spec).
9081 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9082 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9084 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9085 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9086 (UNSPEC_TLS_OFF): Add.
9088 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9089 (get_thread_pointersi): New patterns.
9090 * config/arc/arc.opt (mtp-regno): New option.
9091 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9092 (move_dest_operand): Likewise.
9093 * configure: Regenerate.
9094 * configure.ac: Add arc*-*-* case to test for tls.
9095 * doc/invoke.texi (ARC options): Document mtp-regno.
9097 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9099 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9100 the new ARC HS SIMD instructions.
9101 (arc_preferred_simd_mode): New function.
9102 (arc_autovectorize_vector_sizes): Likewise.
9103 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9104 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9105 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9106 (arc_init_builtins): Add new SIMD builtin types.
9107 (arc_split_move): Handle 64 bit vector moves.
9108 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9109 (TARGET_PLUS_QMACW): Define.
9110 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9111 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9112 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9113 (VSUBADD4H): New builtins.
9114 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9115 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9117 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9118 Matthias Klose <doko@debian.org>
9120 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9122 2016-04-28 Richard Biener <rguenther@suse.de>
9125 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9128 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9130 * common/config/sh/sh-common.c: Remove SH5 support.
9131 * config/sh/constraints.md: Likewise.
9132 * config/sh/config/sh/elf.h: Likewise.
9133 * config/sh/linux.h: Likewise.
9134 * config/sh/netbsd-elf.h: Likewise.
9135 * config/sh/predicates.md: Likewise.
9136 * config/sh/sh-c.c: Likewise.
9137 * config/sh/sh-protos.h: Likewise.
9138 * config/sh/sh.c: Likewise.
9139 * config/sh/sh.h: Likewise.
9140 * config/sh/sh.md: Likewise.
9141 * config/sh/sh.opt: Likewise.
9142 * config/sh/sync.md: Likewise.
9143 * config/sh/sh64.h: Delete.
9144 * config/sh/shmedia.h: Likewise.
9145 * config/sh/shmedia.md: Likewise.
9146 * config/sh/sshmedia.h: Likewise.
9147 * config/sh/t-netbsd-sh5-64: Likewise.
9148 * config/sh/t-sh64: Likewise.
9149 * config/sh/ushmedia.h: Likewise.
9151 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9153 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9154 general_reg_operand instead of register_operand predicate.
9156 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9158 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9160 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9162 * match.pd (A - B > A, A + B < A): New transformations.
9164 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9166 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9167 which defaults to true. Emit an outer pair of parentheses only if
9168 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9169 don't emit parentheses for the right-hand operand.
9171 2016-04-27 Jeff Law <law@redhat.com>
9173 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9175 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9177 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9178 (altivec_lvx_<mode>_internal): Document.
9179 (altivec_lvx_<mode>_2op): New define_insn.
9180 (altivec_lvx_<mode>_1op): Likewise.
9181 (altivec_lvx_<mode>_2op_si): Likewise.
9182 (altivec_lvx_<mode>_1op_si): Likewise.
9183 (altivec_stvx_<mode>): Remove.
9184 (altivec_stvx_<mode>_internal): Document.
9185 (altivec_stvx_<mode>_2op): New define_insn.
9186 (altivec_stvx_<mode>_1op): Likewise.
9187 (altivec_stvx_<mode>_2op_si): Likewise.
9188 (altivec_stvx_<mode>_1op_si): Likewise.
9189 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9190 Expand vec_ld and vec_st during parsing.
9191 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9193 (altivec_expand_stvx_be): Likewise.
9194 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9195 address-masking behavior in RTL.
9196 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9197 address-masking behavior in RTL.
9198 (altivec_expand_builtin): Change builtin code arguments for calls
9199 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9200 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9201 presence of lvx/stvx patterns.
9202 (alignment_with_canonical_addr): New function.
9203 (alignment_mask): Likewise.
9204 (find_alignment_op): Likewise.
9205 (recombine_lvx_pattern): Likewise.
9206 (recombine_stvx_pattern): Likewise.
9207 (recombine_lvx_stvx_patterns): Likewise.
9208 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9209 stvx patterns from expand.
9210 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9212 (vector_altivec_store_<mode>): Likewise.
9214 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9216 * config/aarch64/aarch64.md
9217 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9218 remove the "fp" attributes.
9219 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9220 add the "simd" attributes.
9221 (*movdf_aarch64): Likewise.
9222 (*movtf_aarch64): Remove the "fp" attributes.
9223 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9224 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9226 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9228 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9229 rtx to rtx_code_label *.
9230 * rtl.h (maybe_set_first_label_num): Likewise.
9232 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9234 * df-core.c (df_add_problem): Make the problem param be const.
9235 (df_remove_problem): Make local "problem" be const.
9236 * df-problems.c (problem_RD): Make const.
9237 (problem_LR): Likewise.
9238 (problem_LIVE): Likewise.
9239 (problem_MIR): Likewise.
9240 (problem_CHAIN): Likewise.
9241 (problem_WORD_LR): Likewise.
9242 (problem_NOTE): Likewise.
9243 (problem_MD): Likewise.
9244 * df-scan.c (problem_SCAN): Likewise.
9245 * df.h (struct df_problem): Make field "dependent_problem" be
9247 (struct dataflow): Likewise for field "problem".
9248 (df_add_problem): Make param const.
9250 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9252 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9253 inter-unit moves to/from vector registers are enabled. Do not disable
9256 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9258 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9259 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9261 (enum df_problem_id): ...this new enum.
9262 (struct df_problem): Convert field "id" from "int" to
9265 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9267 * rtl.def: Update comment for "things in the instruction chain" to
9268 reflect the removal of the leading "i" field for INSN_UID in
9269 r210360. Fix bogus apostrophe.
9271 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9273 * config/i386/i386.md
9274 (lea arith with mem operand + setcc peephole2): Set operator mode.
9276 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9279 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9280 (dimode_scalar_to_vector_candidate_p): This.
9281 (timode_scalar_to_vector_candidate_p): New function.
9282 (scalar_to_vector_candidate_p): Likewise.
9283 (timode_check_non_convertible_regs): Likewise.
9284 (timode_remove_non_convertible_regs): Likewise.
9285 (remove_non_convertible_regs): Likewise.
9286 (remove_non_convertible_regs): Renamed to ...
9287 (dimode_remove_non_convertible_regs): This.
9288 (scalar_chain::~scalar_chain): Make it virtual.
9289 (scalar_chain::compute_convert_gain): Make it pure virtual.
9290 (scalar_chain::mark_dual_mode_def): Likewise.
9291 (scalar_chain::convert_insn): Likewise.
9292 (scalar_chain::convert_registers): Likewise.
9293 (scalar_chain::add_to_queue): Make it protected.
9294 (scalar_chain::emit_conversion_insns): Likewise.
9295 (scalar_chain::replace_with_subreg): Likewise.
9296 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9297 (scalar_chain::convert_op): Likewise.
9298 (scalar_chain::convert_reg): Likewise.
9299 (scalar_chain::make_vector_copies): Likewise.
9300 (scalar_chain::convert_registers): New pure virtual function.
9301 (class dimode_scalar_chain): New class.
9302 (class timode_scalar_chain): Likewise.
9303 (scalar_chain::mark_dual_mode_def): Renamed to ...
9304 (dimode_scalar_chain::mark_dual_mode_def): This.
9305 (timode_scalar_chain::mark_dual_mode_def): New function.
9306 (timode_scalar_chain::convert_insn): Likewise.
9307 (dimode_scalar_chain::convert_registers): Likewise.
9308 (scalar_chain::compute_convert_gain): Renamed to ...
9309 (dimode_scalar_chain::compute_convert_gain): This.
9310 (scalar_chain::replace_with_subreg): Renamed to ...
9311 (dimode_scalar_chain::replace_with_subreg): This.
9312 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9313 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9314 (scalar_chain::make_vector_copies): Renamed to ...
9315 (dimode_scalar_chain::make_vector_copies): This.
9316 (scalar_chain::convert_reg): Renamed to ...
9317 (dimode_scalar_chain::convert_reg ): This.
9318 (scalar_chain::convert_op): Renamed to ...
9319 (dimode_scalar_chain::convert_op): This.
9320 (scalar_chain::convert_insn): Renamed to ...
9321 (dimode_scalar_chain::convert_insn): This.
9322 (scalar_chain::convert): Call convert_registers.
9323 (convert_scalars_to_vector): Change to scalar_chain pointer to
9324 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9325 in 32-bit mode. Delete scalar_chain pointer. Call
9326 free_dominance_info in 64-bit mode.
9327 (pass_stv::gate): Remove TARGET_64BIT check.
9328 (ix86_option_override): Put the 64-bit STV pass before the CSE
9331 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9333 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9334 dw_loc_frame_offset field.
9335 * dwarf2out.c (new_loc_descr): Likewise.
9336 (resolve_args_picking_1): Turn the VISITED hash set into a
9337 FRAME_OFFSET hash map. Use it to associate a frame offset to
9338 visited nodes. Remove uses of the CHECKING_P macro.
9339 (resolve_args_picking): Update call to resolve_args_picking_1.
9341 2016-04-27 Martin Liska <mliska@suse.cz>
9343 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9344 (free_loop_data): Release vuses of groups.
9346 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9348 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9349 instead of redundant use_id and boolean have_use_for.
9350 (struct iv_use): Change sub_id into group_id. Remove field next.
9351 Move fields: related_cands, n_map_members, cost_map and selected
9353 (struct iv_group): ... here. New structure.
9354 (struct iv_common_cand): Use structure declaration directly.
9355 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9356 (MAX_CONSIDERED_USES): Rename macro to ...
9357 (MAX_CONSIDERED_GROUPS): ... here.
9358 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9359 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9360 (dump_uses): Rename to ...
9361 (dump_groups): ... here. Update all uses.
9362 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9363 (find_induction_variables): Refactor format of dump information.
9364 (record_sub_use): Delete.
9365 (record_use): Update all uses.
9366 (record_group): New function.
9367 (record_group_use, find_interesting_uses_op): Call above functions.
9369 (find_interesting_uses_cond): Ditto.
9370 (group_compare_offset): New function.
9371 (split_all_small_groups): Rename to ...
9372 (split_small_address_groups_p): ... here. Update all uses.
9373 (split_address_groups): Update all uses.
9374 (find_interesting_uses): Refactor format of dump information.
9375 (add_candidate_1): Update all uses. Remove redundant check on iv,
9377 (add_candidate, record_common_cand): Remove redundant assert.
9378 (add_iv_candidate_for_biv): Update use.
9379 (add_iv_candidate_derived_from_uses): Update all uses.
9380 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9381 (alloc_use_cost_map): Ditto.
9382 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9383 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9384 (determine_use_iv_cost_generic): Ditto.
9385 (determine_group_iv_cost_generic): Ditto.
9386 (determine_use_iv_cost_address): Ditto.
9387 (determine_group_iv_cost_address): Ditto.
9388 (determine_use_iv_cost_condition): Ditto.
9389 (determine_group_iv_cost_cond): Ditto.
9390 (determine_use_iv_cost): Ditto.
9391 (determine_group_iv_cost): Ditto.
9392 (set_autoinc_for_original_candidates): Update all uses.
9393 (find_iv_candidates): Update all uses. Refactor dump information.
9394 (determine_use_iv_costs): Ditto.
9395 (determine_iv_costs): Ditto.
9396 (iv_ca_cand_for_use): Rename to ...
9397 (iv_ca_cand_for_group): ... here. Update all uses.
9398 (iv_ca_add_use, iv_ca_add_group): Ditto.
9399 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9400 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9401 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9402 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9403 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9404 (create_new_iv, adjust_iv_update_pos): Ditto.
9405 (rewrite_use_address): Delete.
9406 (rewrite_use_address_1): Rename to ...
9407 (rewrite_use_address): ... here.
9408 (rewrite_use_compare): Update all uses.
9409 (rewrite_use): Delete.
9410 (rewrite_uses): Rename to ...
9411 (rewrite_groups): ... here. Update all uses.
9412 (remove_unused_ivs, free_loop_data): Update all uses.
9413 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9415 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9417 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9418 for WORD_REGISTER_OPERATIONS to runtime check.
9420 2016-04-27 Richard Biener <rguenther@suse.de>
9423 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9424 aggregate_value_p to determine if a function result is
9425 returned by reference.
9426 (ipa_pta_execute): Functions having their address taken are
9427 not automatically nonlocal.
9429 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9432 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9433 * fold-const.c (operand_equal_p): If flag_checking and
9434 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9435 and if it returns non-zero, assert iterative_hash_expr on both
9438 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9440 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9442 2016-04-27 Nick Clifton <nickc@redhat.com>
9445 * varasm.c (merge_weak): Generate an error if an attempt is made
9446 to convert a non-weak static function into a weak, public function.
9448 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9450 * params.def (MAX_PARTITION_SIZE): New param.
9451 * doc/invoke.texi: Document lto-max-partition.
9453 2016-04-27 Richard Biener <rguenther@suse.de>
9456 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9457 function cummulating used_from_other_partition, externally_visible
9458 and force_output from aliases.
9459 (refered_from_nonlocal_var): Likewise.
9460 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9461 node flags properly.
9463 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9465 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9466 (-Wmemset-elt-size): New item.
9468 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9471 * stor-layout.h (internal_reference_types): Delete.
9472 * stor-layout.c (reference_types_internal): Likewise.
9473 (internal_reference_types): Likewise.
9474 (layout_type) <REFERENCE_TYPE>: Adjust.
9476 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9479 * tree.h (inchash::add_expr): Add FLAGS argument.
9480 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9481 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9482 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9483 Formatting fix. Adjust recursive calls. For tcc_comparison,
9484 if swap_tree_comparison (code) is smaller than code, hash that
9485 and arguments in the other order. Hash CONVERT_EXPR the same
9486 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9487 of ADDR_EXPR of decl as the decl itself. Add or remove
9488 OEP_ADDRESS_OF from recursive flags as needed. For
9489 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9490 operands commutatively and only the third one normally.
9491 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9493 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9495 * config/rtems.h (LIB_SPEC): Add -latomic.
9497 2016-04-27 Joel Sherrill <joel@rtems.org>
9499 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9500 xilink.ld and flags not relevant to RTEMS.
9502 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9504 * toplev.c (backend_init_target): Avoid calling init_reload when using
9507 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9509 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9510 for loops rather than one for the whole function.
9512 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9514 * match.pd (X + CST CMP X): New transformation.
9516 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9518 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9519 * fold-const.c (fold_binary_loc): Remove 2 transformations
9520 superseded by match.pd.
9521 * match.pd (x+x -> x*2): Generalize to integers.
9523 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9525 * config/i386/i386.md (operation on memory peephole): Duplicate an
9526 existing peephole and adapt it to match lea rather than an operation
9529 PR rtl-optimization/57193
9530 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9532 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9534 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9536 * tree-if-conv.c (any_pred_load_store): New static variable.
9537 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9538 any_pred_load_store instead of and_mask_load_store.
9539 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9540 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9541 (combine_blocks, tree_if_conversion): Ditto.
9543 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9545 PR tree-optimization/70771
9546 PR tree-optimization/70775
9547 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9548 virtual PHI nodes. Delete parameter.
9549 (if_convertible_loop_p_1): Delete argument to above function.
9550 (predicate_all_scalar_phis): Delete code handling single-argument
9552 (tree_if_conversion): Mark and update virtual SSA.
9554 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9557 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9558 (x86_elf_aligned_common): Rename to ...
9559 (x86_elf_aligned_decl_common): ... this.
9560 Add decl arg. Switch to .lbss for largecomm object. Use
9561 LARGECOMM_SECTION_ASM_OP.
9562 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9564 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9565 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9567 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9568 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9570 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9573 * config/i386/i386.c (SECTION_LARGE): Define.
9574 (x86_64_elf_select_section): Set it for large data/bss sections.
9575 Only clear SECTION_WRITE for .lrodata.
9576 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9578 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9579 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9580 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9582 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9583 * doc/tm.texi: Regenerate.
9585 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9588 * configure.ac (--enable-checking): Document extra flag, for
9589 non-release builds default to --enable-checking=yes,extra.
9590 If misc checking and extra checking, define CHECKING_P to 2 instead
9592 * common.opt (fchecking=): Add.
9593 * doc/invoke.texi (-fchecking=): Document.
9594 * doc/install.texi: Document --enable-checking changes.
9595 * configure: Regenerated.
9596 * config.in: Regenerated.
9598 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9600 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9601 attribute instead of which_alternative.
9602 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9603 Use EXT_REX_SSE_REG_P where appropriate.
9605 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9607 * config/i386/predicates.md (const0_operand): Do not match
9608 const_wide_int code.
9609 (const1_operand): Ditto.
9611 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9613 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9614 for SSE constm1 operands and TARGET_AVX512VL.
9615 (*movti_internal): Ditto.
9616 (*mov<mode>_or): Use constm1_operand predicate.
9617 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9618 for SSE vector_all_ones operands and TARGET_AVX512VL.
9619 * config/i386/predicates.md (constm1_operand): New predicate.
9620 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9621 emission of constant -1 load.
9623 2016-04-25 Jason Merrill <jason@redhat.com>
9625 * gdbinit.in: Skip is-a.h.
9627 * attribs.c (register_scoped_attributes): Fix logic.
9628 * attribs.h: Declare register_scoped_attributes.
9630 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9632 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9633 stxvd2x and stxvw4x built-in functions.
9635 2016-04-25 DJ Delorie <dj@redhat.com>
9637 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9638 (ashrhi3): Likewise.
9639 (lshrhi3): Likewise.
9641 2016-04-25 Richard Biener <rguenther@suse.de>
9643 PR tree-optimization/70780
9644 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9646 (compute_antic): Mark blocks with abnormal preds as visited as
9647 they have a final empty antic-in solution already.
9649 2016-04-25 Michael Collison <michael.collison@linaro.org>
9651 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9653 2016-04-25 Michael Collison <michael.collison@linaro.org>
9655 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9656 mode is VQI to improve mixed mode vectorization.
9657 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9658 define_insn to match low half of signed vaddw.
9659 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9660 define_insn to match high half of signed vaddw.
9661 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9662 define_insn to match low half of unsigned vaddw.
9663 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9664 define_insn to match high half of unsigned vaddw.
9665 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9666 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9667 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9669 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9670 * config/arm/predicates.md (vect_par_constant_high): Support
9671 big endian and simplify by calling
9672 arm_simd_check_vect_par_cnst_half
9673 (vect_par_constant_low): Likewise.
9675 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9677 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9678 predicate for operand 2.
9680 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9681 H.J. Lu <hongjiu.lu@intel.com>
9683 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9684 machine_mode argument.
9685 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9686 constm1_rtx operands. For VOIDmode constants, get mode from
9687 pred_mode. Check mode size if the mode is supported by ABI.
9688 (standard_sse_constant_opcode): Do not use standard_constant_p.
9689 Strictly check ABI support for all-ones operands.
9690 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9691 immediates. Update calls to standard_sse_constant_p.
9692 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9693 (ix86_rtx_costs): Ditto.
9694 * config/i386/i386.md (*movxi_internal_avx512f): Use
9695 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9696 Use (v,BC) alternative instead of (v,C). Use register_operand
9697 checks instead of MEM_P.
9698 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9699 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9700 isa attribute. Use register_operand checks instead of MEM_P.
9701 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9702 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9703 alternative and corresponding sse2 isa attribute.
9704 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9705 to standard_sse_constant_p.
9706 (FP constant splitters): Ditto.
9707 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9709 * config/i386/predicates.md (constm1_operand): Remove.
9710 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9711 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9712 vector_all_ones_operand instead of constm1_operand.
9714 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9716 * print-rtl.c (print_rtx_insn_vec): New function.
9717 * print-rtl.h: New prototype.
9718 * store-motion.c (struct st_expr): Make avail_stores a vector.
9719 (st_expr_entry): Adjust.
9720 (free_st_expr_entry): Likewise.
9721 (print_store_motion_mems): Likewise.
9722 (find_moveable_store): Likewise.
9723 (compute_store_table): Likewise.
9724 (delete_store): Likewise.
9725 (build_store_vectors): Likewise.
9727 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9729 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9731 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9733 * vec.h (vec_safe_contains): New function.
9734 (vec::contains): Likewise.
9735 (vec::begin): Likewise.
9736 (vec::end): Likewise.
9738 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9741 * cfgexpand.c (expand_stack_vars): Fix typo.
9743 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9745 * system.h (list, map, set, vector): Include conditionally.
9746 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9747 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9748 * ipa-icf.c (INCLUDE_LIST): Define.
9749 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9750 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9751 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9752 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9753 * cp/logic.cc (INCLUDE_LIST): Define.
9754 * fortran/trans-common.c (INCLUDE_MAP): Define.
9756 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9758 * auto-profile.c: Remove <string.h> include.
9759 * ipa-icf-gimple.c: Remove <list> include.
9760 * diagnostic.c: Remove <new> include.
9761 * genmatch.c: Likewise.
9762 * pretty-print.c: Likewise.
9763 * toplev.c: Likewise
9764 * c/c-objc-common.c: Likewise.
9765 * cp/error.c: Likewise.
9766 * fortran/error.c: Likewise.
9768 2016-04-22 Richard Biener <rguenther@suse.de>
9770 * lto-streamer-in.c (input_ssa_names): Do not allocate
9771 GIMPLE_NOP for all SSA names.
9772 * lto-streamer-out.c (output_ssa_names): Do not output
9773 SSA names that should have been released.
9775 2016-04-22 Richard Biener <rguenther@suse.de>
9777 PR tree-optimization/70740
9778 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9781 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9784 * config/i386/predicates.md (call_insn_operand): Replace
9785 sibcall_memory_operand with memory_operand.
9787 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9789 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9790 has_single_use() tests.
9791 (register_edge_assert_for_1): Likewise.
9792 (find_assert_locations_1): Check the liveness bitmap instead of
9793 checking has_single_use().
9795 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9798 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9799 Extract AVX-512BW constraint from AVX.
9801 2016-04-21 Richard Biener <rguenther@suse.de>
9803 PR tree-optimization/70725
9804 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9805 for phi_convertible_by_degenerating_args.
9806 (predicate_all_scalar_phis): Handle single-argument PHIs.
9808 2016-04-21 Richard Biener <rguenther@suse.de>
9811 * fold-const.c (fold_comparison): Return properly typed
9814 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9816 PR tree-optimization/70715
9817 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9818 after expanding BASE using expand_simple_operations.
9820 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9822 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9823 New transformations.
9825 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9827 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9829 2016-04-20 Jan Hubicka <jh@suse.cz>
9831 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9832 ultiimate_alias_target.
9833 (update_callee_keys): Likewise.
9834 (lookup_recursive_calls): Likewise.
9835 (speculation_useful_p): Likewise.
9837 2016-04-20 Jan Hubicka <jh@suse.cz>
9840 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9841 (set_nothrow_flag_1): ... this; handle interposition correctly;
9842 recurse on aliases and thunks.
9843 (cgraph_node::set_nothrow_flag): New.
9844 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9845 functions compiled with non-call exceptions that binds to current
9847 (propagate_nothrow): Be safe WRT interposition.
9848 * cgraph.h (set_nothrow_flag): Update prototype.
9850 2016-04-18 Jan Hubicka <jh@suse.cz>
9852 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9853 max_loop_iterations_int.
9854 (tree_unswitch_outer_loop): Likewise.
9856 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9858 PR tree-optimization/69489
9859 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9860 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9861 Revise dump message.
9862 (if_convertible_bb_p): Remove check on edge count of basic block's
9865 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9867 PR tree-optimization/56625
9868 PR tree-optimization/69489
9869 * tree-data-ref.h (DR_INNERMOST): New macro.
9870 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9871 hashing struct innermost_loop_behavior.
9872 (ref_DR_map): Remove.
9873 (innermost_DR_map): New map.
9874 (baseref_DR_map): Revise comment.
9875 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9876 to innermost_DR_map accroding to its innermost loop behavior.
9877 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9878 to its innermost loop behavior.
9879 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9880 Add initialization for innermost_DR_map. Record memory reference
9881 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9882 have innermost loop behavior.
9883 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9886 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9888 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9889 *lea_general_1. Use explicit SWI12 mode interator.
9890 (*lea<mode>_general_2): Rename from *lea_general_2.
9891 Use explicit SWI12 mode interator.
9892 (*lea<mode>_general_3): Rename from *lea_general_3.
9893 Use explicit SWI12 mode interator.
9894 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9895 Use explicit SWI12 mode interator.
9896 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9897 Use explicit SWI48 mode interator.
9899 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9901 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9902 Short-cut unaligned load and store cases. Handle all integer
9904 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9905 and store cases. Call ix86_avx256_split_vector_move_misalign
9906 directly without checking mode class.
9908 2016-04-20 Andrew Pinski <apinski@cavium.com>
9909 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9912 * config/aarch64/aarch64.md (sibcall): Force call
9913 address to be DImode for ILP32.
9914 (sibcall_value): Likewise.
9916 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9918 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9920 2016-04-20 Richard Biener <rguenther@suse.de>
9922 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9923 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9924 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9925 (maybe_push_res_to_seq): Adjust.
9926 * gimple-fold.c (maybe_build_generic_op): Likewise.
9928 2016-04-20 Marek Polacek <polacek@redhat.com>
9930 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9933 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9935 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9936 use kmovw to support AVX512F target.
9938 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9940 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9942 2016-04-20 Marek Polacek <polacek@redhat.com>
9944 PR tree-optimization/70725
9945 * tree-if-conv.c (is_false_predicate): New function.
9946 (predicate_mem_writes): Use it.
9948 2016-04-20 Richard Biener <rguenther@suse.de>
9950 PR tree-optimization/70726
9951 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9952 shift amounts from a pattern stmt operand.
9954 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9957 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9958 stack_restore_from_fpr pattern when restoring r15.
9959 (s390_optimize_prologue): Strip away the memory barrier in the
9960 parallel when trying to get rid of restore insns.
9961 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9962 definition for loading the stack pointer from an FPR. Compared to
9963 the normal move insn this pattern includes a full memory barrier.
9965 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9968 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9969 implicitly linear or lastprivate iterator on the outer context.
9971 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9973 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9975 * config/i386/i386.md (ssememalign): Removed.
9976 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9978 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9981 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9982 const short * to __builtin_ia32_loaddquhi512_mask.
9983 (_mm512_maskz_loadu_epi16): Likewise.
9984 (_mm512_mask_storeu_epi16): Pass short * to
9985 __builtin_ia32_storedquhi512_mask.
9986 (_mm512_mask_loadu_epi8): Pass const char * to
9987 __builtin_ia32_loaddquqi512_mask.
9988 (_mm512_maskz_loadu_epi8): Likewise.
9989 (_mm512_mask_storeu_epi8): Pass char * to
9990 __builtin_ia32_storedquqi512_mask.
9991 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9992 const double * to __builtin_ia32_loadupd512_mask.
9993 (_mm512_mask_loadu_pd): Likewise.
9994 (_mm512_maskz_loadu_pd): Likewise.
9995 (_mm512_storeu_pd): Pass double * to
9996 __builtin_ia32_storeupd512_mask.
9997 (_mm512_mask_storeu_pd): Likewise.
9998 (_mm512_loadu_ps): Pass const float * to
9999 __builtin_ia32_loadups512_mask.
10000 (_mm512_mask_loadu_ps): Likewise.
10001 (_mm512_maskz_loadu_ps): Likewise.
10002 (_mm512_storeu_ps): Pass float * to
10003 __builtin_ia32_storeups512_mask.
10004 (_mm512_mask_storeu_ps): Likewise.
10005 (_mm512_mask_loadu_epi64): Pass const long long * to
10006 __builtin_ia32_loaddqudi512_mask.
10007 (_mm512_maskz_loadu_epi64): Likewise.
10008 (_mm512_mask_storeu_epi64): Pass long long *
10009 to __builtin_ia32_storedqudi512_mask.
10010 (_mm512_loadu_si512): Pass const int * to
10011 __builtin_ia32_loaddqusi512_mask.
10012 (_mm512_mask_loadu_epi32): Likewise.
10013 (_mm512_maskz_loadu_epi32): Likewise.
10014 (_mm512_storeu_si512): Pass int * to
10015 __builtin_ia32_storedqusi512_mask.
10016 (_mm512_mask_storeu_epi32): Likewise.
10017 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10018 char * to __builtin_ia32_storedquqi256_mask.
10019 (_mm_mask_storeu_epi8): Likewise.
10020 (_mm256_mask_loadu_epi16): Pass const short * to
10021 __builtin_ia32_loaddquhi256_mask.
10022 (_mm256_maskz_loadu_epi16): Likewise.
10023 (_mm_mask_loadu_epi16): Pass const short * to
10024 __builtin_ia32_loaddquhi128_mask.
10025 (_mm_maskz_loadu_epi16): Likewise.
10026 (_mm256_mask_loadu_epi8): Pass const char * to
10027 __builtin_ia32_loaddquqi256_mask.
10028 (_mm256_maskz_loadu_epi8): Likewise.
10029 (_mm_mask_loadu_epi8): Pass const char * to
10030 __builtin_ia32_loaddquqi128_mask.
10031 (_mm_maskz_loadu_epi8): Likewise.
10032 (_mm256_mask_storeu_epi16): Pass short * to.
10033 __builtin_ia32_storedquhi256_mask.
10034 (_mm_mask_storeu_epi16): Pass short * to.
10035 __builtin_ia32_storedquhi128_mask.
10036 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10037 const double * to __builtin_ia32_loadupd256_mask.
10038 (_mm256_maskz_loadu_pd): Likewise.
10039 (_mm_mask_loadu_pd): Pass onst double * to
10040 __builtin_ia32_loadupd128_mask.
10041 (_mm_maskz_loadu_pd): Likewise.
10042 (_mm256_mask_storeu_pd): Pass double * to
10043 __builtin_ia32_storeupd256_mask.
10044 (_mm_mask_storeu_pd): Pass double * to
10045 __builtin_ia32_storeupd128_mask.
10046 (_mm256_mask_loadu_ps): Pass const float * to
10047 __builtin_ia32_loadups256_mask.
10048 (_mm256_maskz_loadu_ps): Likewise.
10049 (_mm_mask_loadu_ps): Pass const float * to
10050 __builtin_ia32_loadups128_mask.
10051 (_mm_maskz_loadu_ps): Likewise.
10052 (_mm256_mask_storeu_ps): Pass float * to
10053 __builtin_ia32_storeups256_mask.
10054 (_mm_mask_storeu_ps): ass float * to
10055 __builtin_ia32_storeups128_mask.
10056 (_mm256_mask_loadu_epi64): Pass const long long * to
10057 __builtin_ia32_loaddqudi256_mask.
10058 (_mm256_maskz_loadu_epi64): Likewise.
10059 (_mm_mask_loadu_epi64): Pass const long long * to
10060 __builtin_ia32_loaddqudi128_mask.
10061 (_mm_maskz_loadu_epi64): Likewise.
10062 (_mm256_mask_storeu_epi64): Pass long long * to
10063 __builtin_ia32_storedqudi256_mask.
10064 (_mm_mask_storeu_epi64): Pass long long * to
10065 __builtin_ia32_storedqudi128_mask.
10066 (_mm256_mask_loadu_epi32): Pass const int * to
10067 __builtin_ia32_loaddqusi256_mask.
10068 (_mm256_maskz_loadu_epi32): Likewise.
10069 (_mm_mask_loadu_epi32): Pass const int * to
10070 __builtin_ia32_loaddqusi128_mask.
10071 (_mm_maskz_loadu_epi32): Likewise.
10072 (_mm256_mask_storeu_epi32): Pass int * to
10073 __builtin_ia32_storedqusi256_mask.
10074 (_mm_mask_storeu_epi32): Pass int * to
10075 __builtin_ia32_storedqusi128_mask.
10076 * config/i386/i386-builtin-types.def (PCSHORT): New.
10077 (PINT64): Likewise.
10078 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10079 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10080 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10081 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10082 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10083 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10084 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10085 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10086 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10087 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10088 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10089 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10090 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10091 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10092 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10093 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10094 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10095 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10096 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10097 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10098 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10099 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10100 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10101 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10102 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10103 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10104 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10105 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10106 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10107 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10108 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10109 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10110 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10111 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10112 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10113 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10114 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10115 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10116 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10117 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10118 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10119 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10120 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10121 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10122 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10123 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10124 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10125 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10126 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10128 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10129 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10131 (ix86_expand_vector_move_misalign): Likewise.
10132 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10133 to scalar function prototype for unaligned load/store builtins.
10134 (ix86_expand_special_args_builtin): Updated.
10135 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10136 (UNSPEC_STOREU): Likewise.
10137 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10138 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10139 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10140 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10141 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10142 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10143 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10144 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10145 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10146 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10147 (<avx512>_storedqu<mode>_mask): Likewise.
10148 (*sse4_2_pcmpestr_unaligned): Likewise.
10149 (*sse4_2_pcmpistr_unaligned): Likewise.
10150 (*mov<mode>_internal): Renamed to ...
10151 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10152 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10153 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10154 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10156 2016-04-19 Richard Biener <rguenther@suse.de>
10158 PR tree-optimization/70171
10159 * tree-ssa-phiprop.c: Include stor-layout.h.
10160 (phiprop_insert_phi): Handle the aggregate copy case.
10161 (propagate_with_phi): Likewise.
10163 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10165 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10166 instead of simplify_gen_subreg (... , 0).
10167 (ix86_delegitimize_address): Ditto.
10168 (ix86_split_divmod): Ditto.
10169 (ix86_split_copysign_const): Ditto.
10170 (ix86_split_copysign_var): Ditto.
10171 (ix86_expand_args_builtin): Ditto.
10172 (ix86_expand_round_builtin): Ditto.
10173 (ix86_expand_special_args_builtin): Ditto.
10174 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10175 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10176 (udivmodqi4): Ditto.
10177 (absneg splitters): Ditto.
10178 (*jcc_bt<mode>_1): Ditto.
10180 2016-04-19 Richard Biener <rguenther@suse.de>
10182 PR tree-optimization/70724
10183 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10184 restoring out from ...
10185 (free_scc_vn): ... here.
10186 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10187 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10189 (pass_fre::execute): Restore SSA info.
10191 2016-04-19 Richard Biener <rguenther@suse.de>
10193 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10194 * gimple-walk.c (walk_gimple_op): Initialize it.
10195 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10196 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10197 remapping SSA names of defs.
10198 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10201 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10203 PR middle-end/70689
10204 * lra-constraints.c (equiv_substition_p): New.
10205 (process_alt_operands): Use it.
10206 (swap_operands): Swap it.
10207 (curr_insn_transform): Update it.
10209 2016-04-18 Michael Matz <matz@suse.de>
10211 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10212 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10213 * tree-core.h (tree_type_common.align): Use bit-field.
10214 (tree_type_common.spare): New.
10215 (tree_decl_common.off_align): Make smaller.
10216 (tree_decl_common.align): Use bit-field.
10218 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10219 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10220 (scan_sharing_clauses): Ditto.
10221 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10222 (omp_finish_file): Ditto.
10223 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10224 (layout_decl): Ditto.
10225 (relayout_decl): Ditto.
10226 (finalize_record_size): Use SET_TYPE_ALIGN.
10227 (finalize_type_size): Ditto.
10228 (finish_builtin_struct): Ditto.
10229 (layout_type): Ditto.
10230 (initialize_sizetypes): Ditto.
10231 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10232 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10233 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10234 (get_chain_field): Ditto.
10235 (get_trampoline_type): Ditto.
10236 (get_nl_goto_field): Ditto.
10237 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10239 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10240 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10241 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10242 (build_qualified_type): Use SET_TYPE_ALIGN.
10243 (build_aligned_type, build_range_type_1): Ditto.
10244 (build_atomic_base): Ditto.
10245 (build_common_tree_nodes): Ditto.
10246 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10247 (expand_one_stack_var_at): Ditto.
10248 * coverage.c (build_var): Use SET_DECL_ALIGN.
10249 * except.c (init_eh): Ditto.
10250 * function.c (assign_parm_setup_block): Ditto.
10251 * symtab.c (increase_alignment_1): Ditto.
10252 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10253 * tree-vect-stmts.c (ensure_base_align): Ditto.
10254 * varasm.c (align_variable): Ditto.
10255 (assemble_variable): Ditto.
10256 (build_constant_desc): Ditto.
10257 (output_constant_def_contents): Ditto.
10259 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10260 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10261 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10262 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10263 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10265 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10268 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10269 replace %vmovsd with "%vmovq".
10270 (vec_concatv2df): Likewise.
10272 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10274 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10275 (*vec_extractv2si_0): Ditto.
10276 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10277 (zero_extended_scalar_load_operand splitters): Ditto.
10278 (vec_extract splitters): Ditto.
10279 (*vec_extractv4si_0_zext): Ditto.
10280 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10281 and lowpart_subreg.
10282 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10283 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10284 (*sse4_1_extractps): Use lowpart_subreg.
10285 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10287 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10289 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10291 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10292 Mention Solaris 11 packaging changes.
10293 Update gas and gld requirements.
10294 Remove reference to pre-Solaris 10 bug.
10295 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10297 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10300 2016-04-17 Jan Hubicka <jh@suse.cz>
10302 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10303 max_loop_iterations_int.
10305 2016-04-18 Richard Biener <rguenther@suse.de>
10307 PR tree-optimization/43434
10308 * tree-ssa-structalias.c (struct vls_data): New.
10309 (visit_loadstore): Handle all pointer-based accesses.
10310 (compute_dependence_clique): Compute a bitmap of restrict tags
10311 assigned bases and pass it to visit_loadstore.
10313 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10316 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10317 armv8.1-a and armv8.1-a+crc.
10319 2016-04-18 Richard Biener <rguenther@suse.de>
10321 PR tree-optimization/70701
10322 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10323 references after translating through a memcpy.
10325 2016-04-18 Richard Biener <rguenther@suse.de>
10327 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10328 (compute_antic): ... here. For partial antic use regular
10329 postorder and scrap iteration.
10330 (compute_partial_antic_aux): Remove unused return value.
10331 (init_pre): Do not allocate postorder.
10332 (fini_pre): Do not free postorder.
10334 2016-04-18 Richard Biener <rguenther@suse.de>
10336 PR middle-end/37870
10337 * expmed.c (extract_bit_field_1): Remove broken case
10338 using a wider MODE_INT mode.
10340 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10342 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10343 unless compiling with at least GCC-4.8.
10345 2016-04-17 Jan Hubicka <jh@suse.cz>
10348 * graphite.c (graphite_finalize): Update call to
10349 tree_estimate_probability.
10350 * predict.h (tree_estimate_probability): Update prototype.
10352 2016-04-17 Jan Hubicka <jh@suse.cz>
10354 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10355 (tree_estimate_probability): Likewise.
10356 (pass_profile::execute): Update.
10357 (report_predictor_hitrates): New function.
10358 * profile.c (compute_branch_probabilities): Use it.
10359 * predict.h (report_predictor_hitrates): Declare.
10361 2016-04-17 Jan Hubicka <jh@suse.cz>
10364 * cgraph.h (cgraph_node::set_const_flag,
10365 cgraph_node::set_pure_flag): Update prototype to return bool;
10367 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10368 of interposable symbol are interposable, too.
10369 (cgraph_set_const_flag_1): Rename to ...
10370 (set_const_flag_1): ... this one; change to self recursive function
10371 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10372 clearnig the flag in all variants and also virtual thunks of const
10373 functions are pure; track if any change was done.
10374 (cgraph_node::set_const_flag): Update.
10375 (struct set_pure_flag_info): New struct.
10376 (cgraph_set_pure_flag_1): Rename to ...
10377 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10378 rather than pointer encoded flags; track if any changes was done;
10379 handle correctly clearning flag and setting flag of aliases already
10381 (cgraph_node::set_pure_flag): Update.
10382 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10384 2016-04-17 Tom de Vries <tom@codesourcery.com>
10387 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10388 backslash in label.
10390 2016-04-17 Tom de Vries <tom@codesourcery.com>
10392 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10393 '{}<> ' as escape-for-record.
10395 2016-04-17 Tom de Vries <tom@codesourcery.com>
10397 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10400 2016-04-17 Tom de Vries <tom@codesourcery.com>
10403 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10404 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10405 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10406 * passes.c (finish_optimization_passes): Only call
10407 finish_graph_dump_file if dfi->graph_dump_initialized.
10408 (execute_function_dump, pass_init_dump_file): Use
10409 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10411 2016-04-17 Tom de Vries <tom@codesourcery.com>
10413 PR tree-optimization/70256
10414 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10415 (debug_varmap): New function.
10417 2016-04-17 Tom de Vries <tom@codesourcery.com>
10420 * passes.c (pass_manager::register_pass): Propagate pflags.
10422 2016-04-17 Tom de Vries <tom@codesourcery.com>
10425 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10426 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10427 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10428 check if it's equal to p_start.
10429 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10431 2016-04-15 Jan Hubicka <jh@suse.cz>
10434 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10435 function does not bind to current def.
10436 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10437 handle conservatively calls to functions that does not need to bind
10439 (check_call): Update call of worse_state.
10440 (ignore_edge_for_nothrow): Update.
10441 (ignore_edge_for_pure_const): Likewise.
10442 (propagate_pure_const): Update calls to worse_state.
10443 (skip_function_for_local_pure_const): Reformat comments.
10445 2016-04-15 Jan Hubicka <jh@suse.cz>
10448 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10449 (cgraph_node::function_symbol): Likewise.
10450 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10451 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10452 (symtab_node::ultimate_alias_target): Add REF parameter.
10453 (symtab_node::binds_to_current_def_p): Declare.
10454 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10455 (cgraph_node::function_symbol): Likewise.
10456 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10457 (cgraph_node::get_availability): Likewise.
10458 (cgraph_edge::binds_to_current_def_p): New inline function.
10459 (varpool_node::get_availability): Add REF parameter.
10460 (varpool_node::ultimate_alias_target): Likewise.
10461 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10462 (symtab_node::binds_to_current_def_p): Likewise.
10463 * varpool.c (varpool_node::get_availability): Likewise.
10465 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10468 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10469 Fix mode size check.
10471 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10473 * BASE-VER: Set to 7.0.0.
10475 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10477 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10479 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10481 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10482 architecture revisions.
10484 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10486 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10487 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10488 * config/i386/i386.md (stack decrement to push peepholes): Guard
10489 with !x86_using_red_zone ().
10491 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10494 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10495 to dump_generic_node.
10496 (NIY): Pass also flags to do_niy.
10498 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10500 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10501 (simd_clone_vector_of_formal_parm_types)
10502 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10503 (simd_clone_mangle, simd_clone_create)
10504 (simd_clone_adjust_return_type, create_tmp_simd_array)
10505 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10506 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10507 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10508 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10509 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10510 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10511 * omp-simd-clone.c: ... this new file.
10512 (simd_clone_vector_of_formal_parm_types): Make it static.
10513 * Makefile.in (OBJS): Add omp-simd-clone.o.
10515 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10518 * config/i386/sse.md: Use proper memory operand modifiers.
10521 2016-04-15 Richard Biener <rguenther@suse.de>
10522 Alan Modra <amodra@gmail.com>
10524 PR tree-optimization/70130
10525 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10526 when alignment stays not the same and no not use the realign
10529 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10532 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10533 direct move handlers for KFmode. Change TFmode handlers test from
10534 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10536 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10539 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10540 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10541 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10542 * tree-ssa-live.c (remove_unused_scope_block_p): When
10543 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10544 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10545 block_ultimate_origin is FUNCTION_DECL.
10546 (remove_unused_locals): If current_function_decl is
10547 polymorphic_ctor_dtor_p, pass initial true to
10548 remove_unused_scope_block_p' is_ctor_dtor_block.
10550 2016-04-14 Martin Sebor <msebor@redhat.com>
10555 * doc/extend.texi (Variable Length): Revert.
10557 2016-04-14 Marek Polacek <polacek@redhat.com>
10558 Jan Hubicka <hubicka@ucw.cz>
10561 * tree.c (verify_type): Disable the canonical type of main variant
10564 2016-04-14 Jason Merrill <jason@redhat.com>
10566 * cfgexpand.c, expr.c: Revert previous change.
10568 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10570 PR middle-end/70643
10571 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10572 when building a mem ref for the incoming reduction variable.
10574 2016-04-14 Richard Biener <rguenther@suse.de>
10576 PR tree-optimization/70614
10577 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10578 loop if the evolution dropped to chrec_dont_know.
10579 (interpret_condition_phi): Likewise.
10581 2016-04-14 Richard Biener <rguenther@suse.de>
10583 PR tree-optimization/70623
10584 * tree-ssa-pre.c (changed_blocks): Make global ...
10585 (compute_antic): ... local here. Move and fix worklist
10586 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10587 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10588 worklist handling, dump when ANTIC_IN changed.
10589 (compute_partial_antic_aux): Remove worklist handling.
10590 (init_pre): Do not compute post dominators. Add a comment about
10591 the CFG order chosen.
10592 (fini_pre): Do not free post dominators.
10594 2016-04-13 Martin Sebor <msebor@redhat.com>
10599 * doc/extend.texi (Variable Length): Document C++ specifics.
10601 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10604 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10605 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10606 eh edges have been purged.
10609 * tree-sra.c (create_access_replacement,
10610 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10612 * tree-pretty-print.c (dump_fancy_name): New function.
10613 (dump_decl_name, dump_generic_node): Use it.
10615 2016-04-13 Jason Merrill <jason@redhat.com>
10617 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10618 * expr.c (expand_expr_real_1): Likewise.
10620 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10622 * config/i386/i386.md (kunpckhi): Swap operands.
10623 (kunpcksi): Likewise.
10624 (kunpckdi): Likewise.
10625 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10626 (vec_pack_trunc_<mode>): Likewise.
10628 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10631 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10633 PR middle-end/70633
10634 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10635 gimplification turns some element into non-constant.
10638 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10639 * explow.c (convert_memory_address_addr_space_1): No longer static,
10640 add NO_EMIT argument and don't call convert_modes if true, pass
10641 it down recursively, remove break after return.
10642 (convert_memory_address_addr_space): Adjust caller.
10643 * simplify-rtx.c (simplify_unary_operation_1): Call
10644 convert_memory_address_addr_space_1 instead of convert_memory_address,
10645 if it returns NULL, don't simplify.
10647 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10650 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10652 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10654 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10655 Bump the upper SIMDLEN limits, so that if the return type or
10656 characteristic type if the return type is void can be passed in
10657 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10660 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10663 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10664 Do not use "=" constraint on an input constraint.
10665 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10666 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10667 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10668 generates (neg (abs ...)) instead of (abs ...).
10670 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10672 PR rtl-optimization/70596
10673 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10674 just invalidate LRA data and reset them. Adjust dump wording.
10676 2016-04-12 Martin Liska <mliska@suse.cz>
10679 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10681 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10683 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10684 max_loop_iterations_int.
10685 (tree_unswitch_outer_loop): Likewise.
10686 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10687 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10689 2016-04-12 Tom de Vries <tom@codesourcery.com>
10691 PR tree-optimization/68756
10692 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10693 instead of new_name.
10695 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10697 PR tree-optimization/70602
10698 * tree-sra.c (generate_subtree_copies): Don't write anything into
10699 constant pool decls.
10701 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10702 regardless whether there are depend clauses or not.
10704 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10707 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10708 target attribute and pragma from changing the -mfloat128
10709 and -mfloat128-hardware options.
10711 * doc/extend.texi (Additional Floating Types): Document PowerPC
10712 __float128 restrictions.
10714 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10717 * config/aarch64/driver-aarch64.c
10718 (aarch64_get_extension_string_for_isa_flags): New.
10719 (arch_extension): Rename to...
10720 (aarch64_arch_extension): ...This.
10721 (ext_to_feat_string): Rename to...
10722 (aarch64_extensions): ...This.
10723 (aarch64_core_data): Keep track of architecture extension flags.
10724 (cpu_data): Rename to...
10725 (aarch64_cpu_data): ...This.
10726 (aarch64_arch_driver_info): Keep track of architecture extension
10728 (get_arch_name_from_id): Rename to...
10729 (get_arch_from_id): ...This, change return type.
10730 (host_detect_local_cpu): Update and reformat for renames, handle
10731 extensions through common infrastructure.
10733 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10736 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10737 track of a canonical flag name.
10738 (all_extensions): Likewise.
10739 (arch_to_arch_name): Also track extension flags enabled by the arch.
10740 (all_architectures): Likewise.
10741 (aarch64_parse_extension): Move to here.
10742 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10744 (aarch64_rewrite_selected_cpu): Update for above change.
10745 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10746 are handled, such that the single explicit value enabled by an
10747 extension is kept seperate from the implicit values it also enables.
10748 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10750 (aarch64_parse_extension): New.
10751 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10752 here to config/aarch64/aarch64-protos.h.
10753 (aarch64_parse_extension): Move from here to
10754 common/config/aarch64/aarch64-common.c.
10755 (aarch64_option_print): Update.
10756 (aarch64_declare_function_name): Likewise.
10757 (aarch64_start_file): Likewise.
10758 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10759 the canonical flag for extensions.
10760 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10763 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10765 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10768 2016-04-09 Tom de Vries <tom@codesourcery.com>
10770 PR tree-optimization/68953
10771 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10772 first to last subscript.
10774 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10776 PR tree-optimization/70586
10777 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10780 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10784 PR tree-optimization/70373
10785 PR middle-end/70533
10786 PR middle-end/70534
10787 PR middle-end/70535
10788 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10789 clauses for acc parallel reductions as necessary. Error on those
10791 * omp-low.c (scan_sharing_clauses): Don't install variables which
10792 are used in acc parallel reductions.
10793 (lower_rec_input_clauses): Remove dead code.
10794 (lower_oacc_reductions): Add support for reference reductions.
10795 (lower_reduction_clauses): Remove dead code.
10796 (lower_omp_target): Don't remap variables appearing in acc parallel
10798 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10800 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10802 PR middle-end/70593
10803 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10804 with multiple SSA_NAME defs, force the outputs other than first
10805 to be live before calling live_track_process_def on each output.
10807 PR rtl-optimization/70574
10808 * fwprop.c (forward_propagate_and_simplify): Don't add
10809 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10810 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10811 paradoxical subregs within *loc.
10813 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10815 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10816 -ftree-parallelize-loops={0,1}.
10817 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10818 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10819 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10820 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10821 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10823 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10826 * asan.c (instrument_derefs): If we get unknown location, extract it
10827 with EXPR_LOCATION.
10828 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10830 2016-04-08 Tom de Vries <tom@codesourcery.com>
10832 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10833 implicit firstprivate clause.
10835 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10838 * config/arm/thumb2.md (tst + branch-> lsls + branch
10839 peephole below *orsi_not_shiftsi_si): Require that condition
10840 register is dead after the peephole.
10841 (second peephole after the above): Likewise.
10843 2016-04-08 Alan Modra <amodra@gmail.com>
10846 * builtins.c (fold_builtin_classify): For IBM extended precision,
10847 look at just the high-order double to test for NaN.
10848 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10849 test just the high double for Inf but both doubles for subnormal
10852 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10854 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10855 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10856 node->simdclone->mask_mode != VOIDmode masks.
10857 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10858 earlier, use it instead of node->simdclone.
10859 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10860 Set clonei->mask_mode.
10862 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10865 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10866 Pass it through to cp_parser_already_scoped_statement.
10867 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10868 it through to cp_parser_statement.
10869 (cp_parser_statement): Pass IF_P through to
10870 cp_parser_iteration_statement.
10871 (cp_parser_pragma): Adjust call to
10872 cp_parser_iteration_statement.
10874 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10877 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10878 resolve a future -Wparentheses warning.
10879 * omp-low.c (scan_sharing_clauses): Likewise.
10880 * tree-parloops.c (eliminate_local_variables): Likewise.
10882 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10884 PR rtl-optimization/70398
10885 * lra-constraints.c (process_address_1): Check zero scale and code
10886 for reloading with zero scale.
10888 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10890 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10891 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10893 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10895 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10896 Add support for AVX512F clones, include them by default for
10897 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10898 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10901 PR middle-end/70550
10902 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10903 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10904 firstprivate clauses.
10905 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10906 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10907 (lower_omp_target): Set TREE_NO_WARNING for
10908 non-addressable possibly uninitialized vars which are copied into
10909 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10911 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10913 * config/pa/predicates.md (integer_store_memory_operand): Accept
10914 REG+D operands with a large offset when reload_in_progress is true.
10915 (floating_point_store_memory_operand): Likewise.
10917 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10920 * match.pd (nested int casts): Limit to GIMPLE.
10922 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10925 * ipa-devirt.c (maybe_record_node): Fix comment; use
10926 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10928 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10930 PR rtl-optimization/70542
10931 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10932 if there are any uses other than insn or debug insns.
10934 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10935 Jakub Jelinek <jakub@redhat.com>
10937 PR tree-optimization/70509
10938 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10939 Shift HOST_WIDE_INT_1U instead of 1.
10941 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10943 PR tree-optimization/70509
10944 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10945 of the vector base type for index.
10947 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10950 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10952 2016-04-05 Richard Biener <rguenther@suse.de>
10954 PR tree-optimization/70526
10955 * tree-sra.c (build_ref_for_offset): Use prev_base to
10956 extract the alias pointer type.
10958 2016-04-05 Richard Biener <rguenther@suse.de>
10960 * dse.c (struct store_info): Remove alias_set member.
10961 (struct read_info_type): Likewise.
10962 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10963 spill_deleted, clear_alias_set_lookup): Remove.
10964 (get_group_info): Remove dead base == NULL_RTX case.
10965 (dse_step0): Remove initialization of removed variables.
10966 (delete_dead_store_insn): Reomve alias set dumping.
10967 (free_read_records): Remove alias_set handling.
10968 (canon_address): Remove alias_set_out parameter.
10969 (record_store): Remove spill_alias_set, it's always zero.
10970 (check_mem_read_rtx): Likewise.
10971 (dse_step2): Rename from ...
10972 (dse_step2_nospill): ... this. Adjust.
10973 (scan_stores): Rename from ...
10974 (scan_stores_nospill): ... this.
10975 (scan_reads): Rename from ...
10976 (scan_reads_nospill): ... this.
10977 (scan_stores_spill, scan_reads_spill): Remove.
10978 (dse_step3_scan): Remove for_spills argument which is always false.
10979 (dse_step3): Likewise.
10980 (dse_step5): Rename from ...
10981 (dse_step5_nospill): ... this. Remove alias_set handling.
10982 (rest_of_handle_dse): Adjust.
10984 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10987 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10988 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10989 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10990 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10992 2016-04-05 Richard Biener <rguenther@suse.de>
10994 PR middle-end/70499
10995 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10996 non-register type temporaries into SSA.
10998 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11001 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11002 calls when sanitizing.
11003 (possible_polymorphic_call_target_p): Fix formatting.
11005 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11006 Jakub Jelinek <jakub@redhat.com>
11008 PR middle-end/70457
11009 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11010 to ensure a call statement is compatible with a built-in's
11012 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11015 2016-04-04 Richard Biener <rguenther@suse.de>
11017 PR rtl-optimization/70484
11018 * rtl.h (canon_output_dependence): Declare.
11019 * alias.c (canon_output_dependence): New function.
11020 * dse.c (record_store): Use canon_output_dependence rather
11021 than canon_true_dependence.
11023 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11026 * cgraph.h (symtab_node::copy_visibility_from): New function.
11027 * symtab.c (symtab_node::copy_visibility_from): New function.
11028 * ipa-visibility.c (optimize_weakref): New function.
11029 (function_and_variable_visibility): Use it.
11031 2016-04-04 Martin Liska <mliska@suse.cz>
11034 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11035 value that is really in range handled by SBR instruction.
11036 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11037 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11038 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11040 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11044 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11045 set, but not for SP_REG operands.
11047 2016-04-02 Martin Sebor <msebor@redhat.com>
11050 * fold-const.c (maybe_nonzero_address): New function.
11051 (fold_comparison): Call it. Fold equality and relational
11052 expressions involving null pointers.
11053 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11055 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11057 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11058 the "Y" constraint (scalar FP 0.0 immediate).
11060 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11061 Add the "const_double" to the list of operand constraints.
11063 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11065 PR rtl-optimization/70467
11066 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11067 If low word of the last operand is 0, just emit addition/subtraction
11070 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11073 * config/s390/s390.c (s390_expand_insv): Check for everything
11074 constant instead of just VOIDmode stuff.
11076 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11079 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11081 2016-04-01 Nathan Sidwell <nathan@acm.org>
11083 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11085 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11087 PR rtl-optimization/70461
11088 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11091 2016-03-31 Martin Liska <mliska@suse.cz>
11094 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11095 a tree value or an immediate integer value to a buffer
11096 that is eventually copied to a BRIG section.
11097 (emit_immediate_operand): Call the function here.
11098 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11099 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11100 of class' fields that are removed.
11101 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11102 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11103 m_brig_repr_size fields.
11105 2016-03-31 Martin Liska <mliska@suse.cz>
11108 * hsa-gen.c (hsa_function_representation::update_dominance): New
11110 (convert_addr_to_flat_segment): Likewise.
11111 (gen_hsa_memory_set): New alignment argument.
11112 (gen_hsa_ctor_assignment): Likewise.
11113 (gen_hsa_insns_for_single_assignment): Provide alignment
11114 to gen_hsa_ctor_assignment.
11115 (gen_hsa_insns_for_direct_call): Add new argument.
11116 (expand_lhs_of_string_op): New function.
11117 (expand_string_operation_builtin): Likewise.
11118 (expand_memory_copy): New function.
11119 (expand_memory_set): New function.
11120 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11121 (convert_switch_statements): Change signature.
11122 (generate_hsa): Use a return value of the function.
11123 (pass_gen_hsail::execute): Do not call
11124 convert_switch_statements here.
11125 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11126 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11127 (hsa_function_representation::update_dominance): New function.
11129 2016-03-31 Martin Liska <mliska@suse.cz>
11132 * hsa-brig.c (emit_directive_variable): Emit alignment
11133 according to hsa_symbol::m_align.
11134 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11135 (dump_hsa_symbol): Dump alignment of HSA symbols.
11136 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11137 (gen_hsa_addr_with_align): New function.
11138 (hsa_bitmemref_alignment): Use newly added function.
11139 (gen_hsa_insns_for_load): Likewise.
11140 (gen_hsa_insns_for_store): Likewise.
11141 (gen_hsa_memory_copy): New argument added.
11142 (gen_hsa_insns_for_single_assignment): Respect
11143 alignment for assignments processed via gen_hsa_memory_copy.
11144 (gen_hsa_insns_for_direct_call): Likewise.
11145 (gen_hsa_insns_for_return): Likewise.
11146 (gen_function_def_parameters): Set default alignment.
11147 * hsa.c (hsa_object_alignment): New function.
11148 (hsa_byte_alignment): Pasted function.
11149 * hsa.h (hsa_symbol::m_align): New field.
11151 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11153 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11154 scratch field for goto case.
11156 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11158 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11160 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11163 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11164 (scalar_chain::convert_insn): Call convert_op for reg
11165 moves to handle undefined registers.
11167 2016-03-31 Nathan Sidwell <nathan@acm.org>
11170 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11171 Assert we don't want to move backwards.
11173 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11176 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11178 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11180 PR rtl-optimization/70460
11181 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11182 with operand from REG_LABEL_OPERAND, instead substitute
11183 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11184 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11186 2016-03-31 Martin Liska <mliska@suse.cz>
11188 * passes.c (execute_one_pass): Do not call
11189 todo_after for a discarded function.
11191 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11193 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11194 (no_cost, infinite_cost): Initialize the new field.
11195 (get_computation_cost_at): Record setup cost.
11196 (determine_use_iv_cost_address): Skip cost computation for sub
11197 uses if we can estimate it without losing accuracy.
11199 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11201 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11203 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11204 max_loop_iterations_int.
11205 (tree_unswitch_outer_loop): Likewise.
11206 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11207 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11209 2016-03-30 Richard Biener <rguenther@suse.de>
11211 PR middle-end/70450
11212 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11214 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11217 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11218 in gen_blendm expander.
11220 2016-03-30 Nick Clifton <nickc@redhat.com>
11223 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11224 case where we are already provided with an SImode SUBREG.
11226 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11229 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11230 conflict between DRAP register and __builtin_eh_return.
11232 2016-03-30 Michael Matz <matz@suse.de>
11233 Richard Biener <rguenther@suse.de>
11236 * ipa-polymorphic-call.c (struct type_change_info): Change
11237 speculative to an unsigned allowing to limit the work we do.
11238 (csftc_abort_walking_p): New inline function..
11239 (check_stmt_for_type_change): Limit the number of may-defs
11240 skipped for speculative devirtualization to
11241 max-speculative-devirt-maydefs.
11242 * params.def (max-speculative-devirt-maydefs): New param.
11243 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11245 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11248 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11251 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11253 PR tree-optimization/59124
11254 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11255 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11257 2016-03-29 Jeff Law <law@redhat.com>
11259 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11261 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11263 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11266 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11268 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11269 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11270 gcrt0.o if linking dynamically.
11272 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11275 * ipa-devirt.c (methods_equal_p): New function.
11276 (compare_virtual_tables): Use it.
11277 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11278 * cgraphclones.c (clone_function_name_1): Use
11279 symbol_table::symbol_suffix_separator.
11280 * coverage.c (build_var): Likewise.
11281 * symtab.c (symbol_table::symbol_suffix_separator): New.
11283 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11285 PR rtl-optimization/70429
11286 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11287 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11288 mode != result_mode.
11291 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11293 PR tree-optimization/70405
11294 * ssa-iterators.h (num_imm_uses): Add missing braces.
11296 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11298 PR rtl-optimization/68695
11299 * ira-color.c (allocno_copy_cost_saving): New.
11300 (improve_allocation): Use it.
11302 2016-03-29 Richard Henderson <rth@redhat.com>
11304 PR middle-end/70355
11305 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11307 2016-03-29 Richard Biener <rguenther@suse.de>
11309 PR middle-end/70424
11310 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11311 use alignment returned by get_pointer_alignment_1 if it is
11312 bigger than BITS_PER_UNIT.
11313 * builtins.c (get_pointer_alignment_1): Do not return true
11314 for alignment extracted from SSA info.
11316 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11318 * config/ft32/ft32.opt (mnodiv): New.
11319 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11320 * doc/invoke.texi (FT32 Options -mnodiv): New.
11322 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11325 * config/i386/i386.md (define_split, andn): Fix modes.
11327 2016-03-26 Richard Biener <rguenther@suse.de>
11328 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11331 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11333 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11334 as 2nd argument to cl_optimization_restore().
11336 2016-03-25 Richard Henderson <rth@redhat.com>
11339 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11340 * config/aarch64/aarch64-protos.h: Declare it.
11341 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11343 2016-03-25 Alan Modra <amodra@gmail.com>
11346 * config/rs6000/constraints.md (j): Simplify.
11347 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11349 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11350 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11351 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11352 in all constraint alternatives.
11353 (movtd_64bit_nodm): Delete "j" constraint alternative.
11355 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11357 * tree-ssa-propagate.c: Enhance docs for
11358 SSA_PROP_NOT_INTERESTING.
11360 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11362 * doc/extend.texi: Fix typo in documentation to pure attribute.
11364 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11367 * config/pa/pa.md (bswapdi2): Use a scratch register.
11369 2016-03-24 Richard Henderson <rth@redhat.com>
11371 PR middle-end/69845
11372 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11375 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11377 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11378 using ix86_expand_binary_operator instead of gen_andsi3.
11380 2016-03-24 Richard Biener <rguenther@suse.de>
11382 PR tree-optimization/70396
11383 * tree-vect-stmts.c (vectorizable_comparison): Use
11384 get_vectype_for_scalar_type.
11386 2016-03-24 Richard Biener <rguenther@suse.de>
11388 PR middle-end/70370
11389 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11390 with register bases.
11392 2016-03-24 Richard Biener <rguenther@suse.de>
11394 PR tree-optimization/70372
11395 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11396 build_all_ones_cst to also handle vector types correctly.
11398 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11401 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11404 2016-03-23 Marek Polacek <polacek@redhat.com>
11407 * doc/invoke.texi: Document -Wignored-attributes.
11409 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11411 PR tree-optimization/69042
11412 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11413 parameter from 30 to 40.
11415 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11417 PR tree-optimization/69042
11418 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11419 for use with constant offset stripped in base.
11421 2016-03-23 Richard Biener <rguenther@suse.de>
11423 PR middle-end/70251
11424 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11425 mode compatibility check.
11426 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11428 2016-03-23 Jeff Law <law@redhat.com>
11430 PR tree-optimization/64058
11431 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11433 (struct ssa_conflicts): Move up earlier in the file.
11434 (conflicts_, var_map_): New static variables.
11435 (initialize_conflict_count): New function to initialize the
11436 CONFLICT_COUNT field for each conflict pair.
11437 (compare_pairs): Lazily initialize the conflict count and use it
11438 as the first tie-breaker.
11439 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11440 and wipe conflicts_ and map_ around the call to qsort. Remove
11441 special case for 2 coalesce pairs.
11442 * bitmap.c (bitmap_count_unique_bits): New function.
11443 (bitmap_count_bits_in_word): New function, extracted from
11445 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11446 * bitmap.h (bitmap_count_unique_bits): Declare it.
11448 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11451 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11452 transparent alias chain for decl assembler name.
11453 * config/sol2.c (solaris_assemble_visibility): Likewise.
11455 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11457 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11459 (v10_fdivs): Likewise.
11460 (v10_fdivd): Likewise.
11462 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11465 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11466 to not call fclose twice on file.
11468 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11470 PR tree-optimization/70354
11471 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11472 oprnd0 is wider than oprnd1 and there is a cast from the wider
11473 type to oprnd1, mask it with the mask of the narrower type.
11476 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11477 Optimize TARGET_STV splitters, if high or low word of last argument
11480 2016-03-22 Jeff Law <law@redhat.com>
11483 tree-ssa-threadbackward.c
11484 (fsm_find_control_statement_thread_paths): Correctly distinguish
11485 between old style jump threads vs FSM jump threads.
11487 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11490 * config/i386/i386.c (scalar_chain::convert_op): Support
11491 uninitialized register usage case.
11493 2016-03-22 Richard Biener <rguenther@suse.de>
11495 PR middle-end/70251
11496 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11498 (capture::gen_transform): ... to change behavior when substituting
11499 a condition into cond or not-cond expr context.
11500 (dt_simplify::gen_1): Adjust.
11501 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11502 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11503 last change and instead change to
11504 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11505 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11507 2016-03-22 Anthony Green <green@moxielogic.com>
11509 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11510 issue for moxiebox targets.
11511 (CC1PLUS_SPEC): Ditto.
11513 2016-03-22 Richard Biener <rguenther@suse.de>
11515 PR middle-end/70333
11516 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11519 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11521 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11523 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11526 * config/i386/i386.c (def_builtin): Handle
11527 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11529 (const struct builtin_description bdesc_special_args[]):
11530 Remove duplicate ISA bits.
11532 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11535 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11536 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11537 in a way that works also for AVX512BW.
11540 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11541 instead of source if operands[1] is xmm16 and above and
11542 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11543 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11546 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11547 on assign if (*from_p) is a comparison, set it to
11548 TREE_NO_WARNING (*from_p).
11550 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11552 PR middle-end/70326
11553 * lra.c (restore_scratches): Ignore deleted insns.
11555 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11556 Jakub Jelinek <jakub@redhat.com>
11558 PR tree-optimization/70317
11559 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11562 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11565 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11566 of ix86_expand_move.
11568 (movti): Use general_operand for operand 1 predicate.
11570 2016-03-21 Martin Liska <mliska@suse.cz>
11572 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11574 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11576 2016-03-21 Martin Liska <mliska@suse.cz>
11579 * ipa-icf.c (sem_function::parse): Skip static
11580 constructors and destructors.
11582 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11585 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11586 function-like macro, peek following token(s) if it is followed
11587 by CPP_OPEN_PAREN token with optional padding in between, and
11588 if not, don't treat it like a macro.
11590 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11591 Alexander Monakov <amonakov@ispras.ru>
11593 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11594 for the stabs debug format.
11596 2016-03-21 Richard Biener <rguenther@suse.de>
11598 PR tree-optimization/70310
11599 * tree-vect-generic.c (expand_vector_condition): Fold the built
11602 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11605 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11606 Block third alternative for AVX-512VL target,
11608 2016-03-21 Martin Liska <mliska@suse.cz>
11611 * hsa-brig.c (emit_function_directives): Mark unemitted
11612 global variables for emission.
11613 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11614 (get_symbol_for_decl): Likewise.
11615 * hsa.h (struct hsa_symbol): New flag.
11617 2016-03-21 Richard Biener <rguenther@suse.de>
11619 PR tree-optimization/70288
11620 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11621 we do not estimate unsimplified all-constant conditionals or
11622 switches as optimized away.
11624 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11626 PR rtl-optimization/69102
11627 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11628 when we have a readonly dependency context.
11630 2016-03-18 Jeff Law <law@redhat.com>
11632 PR rtl-optimization/70263
11633 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11634 (update_equiv_regs): When trying to move a store to after the insn
11635 that sets the source of the store, make sure the store occurs after
11636 the insn that sets the source of the store. When successful note
11637 the REG_EQUIV note created in the dump file.
11639 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11640 Bernd Schmidt <bschmidt@redhat.com>
11642 * doc/extend.texi: Document more potential problems with basic asms.
11644 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11646 PR rtl-optimization/70278
11647 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11650 2016-03-18 Jason Merrill <jason@redhat.com>
11652 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11654 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11656 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11657 values to 128b regs.
11659 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11661 PR tree-optimization/70252
11662 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11663 boolean vector has a proper number of elements.
11664 (supportable_narrowing_operation): Likewise.
11666 2016-03-18 Tom de Vries <tom@codesourcery.com>
11669 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11671 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11673 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11674 instead of replace_rtx for DEBUG_INSNs.
11676 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11678 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11679 load type reservations.
11681 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11684 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11685 define_constraint for "Q" and "T" constraints.
11687 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11689 Tweak the pipeline model for Exynos M1
11691 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11694 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11697 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11698 where one or both locations aren't within a line_map.
11700 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11703 * opts.c (finish_options): Don't set flag_pie to the default if
11704 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11707 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11709 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11710 true as ALL_REGS argument to replace_rtx.
11712 2016-03-17 Richard Biener <rguenther@suse.de>
11715 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11718 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11721 * rtl.h (replace_rtx): Add ALL_REGS argument.
11722 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11723 equality and assert mode is the same, instead of just rtx pointer
11725 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11726 true as ALL_REGS argument to replace_rtx.
11728 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11730 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11731 for boolean vector with vector mode only.
11732 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11734 2016-03-17 Nick Clifton <nickc@redhat.com>
11737 * config/rx/rx.c (rx_print_integer): Print negative constants in
11740 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11743 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11745 2016-03-16 Richard Henderson <rth@redhat.com>
11746 Richard Biener <rguenth@suse.de>
11748 PR middle-end/70240
11749 PR middle-end/68215
11751 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11752 first operand as is_gimple_condexpr.
11754 PR middle-end/70240
11755 PR middle-end/68215
11757 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11758 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11759 Do not gimplify the result.
11760 (do_unop): Adjust call to tree_vec_extract.
11761 (do_binop): Likewise.
11762 (do_compare): Likewise.
11763 (do_plus_minus): Likewise.
11764 (do_negate): Likewise.
11765 (expand_vector_condition): Likewise.
11766 (do_cond): Likewise.
11768 2016-03-16 Richard Henderson <rth@redhat.com>
11771 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11772 (aarch64_classify_address): Use it.
11773 (aarch64_legitimize_address): Force all subexpressions of PLUS
11774 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11776 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11777 Richard Biener <rguenth@suse.de>
11780 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11781 return to even if only REGNO is equal, and assert
11784 2016-03-11 Jeff Law <law@redhat.com>
11786 PR rtl-optimization/70224
11787 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11789 2016-03-16 Richard Henderson <rth@redhat.com>
11791 PR middle-end/70199
11792 * function.h (struct function): Add has_forced_label_in_static.
11793 * gimplify.c (force_labels_r): Set it.
11794 * lto-streamer-in.c (input_struct_function_base): Read it.
11795 * lto-streamer-out.c (output_struct_function_base): Write it.
11796 * tree-inline.c (has_label_address_in_static_1): Remove.
11797 (copy_forbidden): Remove fndecl parameter; test
11798 has_forced_label_in_static.
11799 (inline_forbidden_p): Update call to copy_forbidden.
11800 (tree_versionable_function_p): Likewise.
11801 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11802 (chkp_versioning): Likewise.
11803 * tree-inline.h (copy_forbidden): Update decl.
11805 2016-03-16 Marek Polacek <polacek@redhat.com>
11808 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11809 function being thunked if the result type doesn't have fixed size.
11810 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11811 doesn't have fixed size.
11813 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11815 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11816 reporting malformed loop nest.
11818 2016-03-16 Tom de Vries <tom@codesourcery.com>
11821 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11822 nodes.length () == 1 test to before first nodes[0] access.
11824 2016-03-16 Tom de Vries <tom@codesourcery.com>
11826 PR tree-optimization/68715
11827 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11828 single_pred_p test.
11830 2016-03-16 Tom de Vries <tom@codesourcery.com>
11832 PR tree-optimization/68809
11833 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11836 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11837 Sandra Loosemore <sandra@codesourcery.com>
11839 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11840 on leaf attribute. Mention ELF interposition problems.
11842 2016-03-16 Alan Modra <amodra@gmail.com>
11844 PR rtl-optimization/69195
11845 PR rtl-optimization/47992
11846 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11849 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11852 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11854 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11856 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11858 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11860 PR rtl-optimization/70222
11861 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11862 optimization if mode is different from result_mode, queue up masking
11863 of the result in outer_op. Formatting fix.
11865 PR middle-end/70239
11866 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11869 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11871 PR rtl-optimization/69032
11872 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11873 looping backwards over basic block insns.
11875 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11878 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11879 to non-speculative when propagating trap bits.
11881 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11883 PR rtl-optimization/63384
11884 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11885 DEBUG_INSN_P insns.
11887 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11890 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11891 factored out from ...
11892 (sched_analyze_insn): ... here.
11893 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11894 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11895 get_implicit_reg_pending_clobbers in it.
11896 (setup_id_reg_sets): Use setup_id_implicit_regs.
11897 (deps_init_id): Ditto.
11899 2016-03-15 Tom de Vries <tom@codesourcery.com>
11902 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11904 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11905 execute_function_dump.
11906 (execute_one_pass): Don't dump function if it will be dumped after ipa
11909 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11911 * genrecog.c (match_pattern_2): If pred is NULL don't call
11912 safe_predicate_mode on it.
11914 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11916 PR middle-end/70219
11917 * lra-constraints.c (delete_move_and_clobber): Change assertion
11918 to also allow dregno == 0.
11920 2016-03-14 Richard Henderson <rth@redhat.com>
11923 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11924 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11925 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11926 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11929 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11932 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11934 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11936 * lra-constraints.c (split_reg): For hard regs, try to find the
11937 biggest single-register mode used in the function.
11939 2016-03-14 Richard Biener <rguenther@suse.de>
11941 PR tree-optimization/56365
11942 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11943 constants to compare against.
11945 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11948 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11949 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11950 (define_split for the GPR case): Use int_reg_operand instead of
11951 gpc_reg_operand for the output.
11953 2016-03-14 Tom de Vries <tom@codesourcery.com>
11955 PR tree-optimization/70045
11956 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11957 create_empty_if_region_on_edge argument.
11959 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11961 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11962 (STACK_CHECK_PROTECT): Likewise.
11963 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11964 (STACK_CHECK_PROTECT): Likewise.
11965 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11966 (STACK_CHECK_PROTECT): Likewise.
11967 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11968 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11969 (STACK_CHECK_PROTECT): Likewise.
11971 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11973 PR rtl-optimization/69307
11974 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11975 registers in modes that span more than one register.
11977 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11980 * lra-constraints.c (delete_move_and_clobber): New.
11981 (remove_inheritance_pseudos): Use it.
11983 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11986 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11987 the libcall is LCT_THROW.
11988 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11989 for the checking routine.
11991 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11994 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11995 optimization if we have direct move.
11996 (roundu32<mode>2_fprs): Likewise.
11998 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12001 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12003 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12004 Arguments swapped. All callers changed. Take reg_renumber into
12005 account, and Calculate and compare register ranges for hard regs.
12007 2016-03-11 Jeff Law <law@redhat.com>
12009 PR tree-optimization/70190
12010 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12011 Handle cases where we can not extract the taken edge, even though we
12012 found a constant value.
12014 PR tree-optimization/64058
12015 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12016 (num_coalesce_pairs): Move up earlier in file.
12017 (find_coalesce_pair): Initialize the INDEX field for each pair
12019 (compare_pairs): No longer sort on the elements in each pair.
12020 Instead break ties with the index of the coalesce pair.
12022 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12025 * config/aarch64/aarch64-protos.h
12026 (aarch64_save_restore_target_globals): New prototype.
12027 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12028 Call the above when popping pragma.
12029 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12031 (aarch64_set_current_function): Rewrite using the above.
12033 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12035 PR tree-optimization/70177
12036 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12037 (extract_ops_from_tree): ... this. In the 2 argument
12038 overload remove _1 suffix.
12039 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12040 (extract_ops_from_tree): ... this.
12041 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12043 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12044 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12045 extract_ops_from_tree instead of 2 operand one.
12047 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12049 PR tree-optimization/70013
12050 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12051 for constant-pool entries.
12053 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12055 PR rtl-optimization/70174
12056 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12057 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12059 PR tree-optimization/70169
12060 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12061 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12064 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12065 Jakub Jelinek <jakub@redhat.com>
12068 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12069 of uninitialized values.
12071 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12073 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12075 ("*trunctddd2"): New pattern definition.
12076 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12079 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12081 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12082 definitions for BFP and DFP rounding modes.
12083 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12084 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12085 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12086 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12089 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12091 * config/s390/constraints.md: Adjust comment.
12092 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12093 s390_decompose_addrstyle_without_index.
12094 * config/s390/predicates.md (shift_count_or_setmem_operand):
12095 Rename to setmem_operand.
12096 * config/s390/s390-protos.h
12097 (s390_decompose_shift_count): Rename to
12098 s390_decompose_addrstyle_without_index.
12099 * config/s390/s390.c (s390_decompose_shift_count)
12100 (s390_mem_constraint, print_shift_count_operand)
12101 (print_operand_address, print_operand): Rename
12102 s390_decompose_shift_count to
12103 s390_decompose_addrstyle_without_index and rename
12104 print_shift_count_operand to print_addrstyle_operand troughout the
12106 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12107 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12108 Rename shift_count_or_setmem_operand to setmem_operand.
12109 * config/s390/vx-builtins.md ("vec_insert<mode>")
12110 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12113 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12116 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12117 Handle overlapping retval and newval.
12119 2016-03-10 Nick Clifton <nickc@redhat.com>
12122 * config/aarch64/aarch64.c
12123 (aarch64_override_options_after_change_1): When forcing
12124 flag_omit_frame_pointer to be true, use a special value that can
12125 be detected if this function is called again, thus preventing
12126 flag_omit_leaf_frame_pointer from being forced to be false.
12128 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12130 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12131 Set x_flag_omit_leaf_frame_pointer when handling
12132 -momit-leaf-frame-pointer.
12134 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12137 * cgraph.c (cgraph_node::dump): Dump split_part and
12138 indirect_call_target.
12139 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12140 * ipa.c (has_addr_references_p): Cleanup.
12141 (is_indirect_call_target_p): New.
12142 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12143 called indirectly as local.
12144 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12146 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12149 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12150 on cxa_pure_virtual.
12152 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12155 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12157 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12160 * tree.c (need_assembler_name_p): Only record main variant type names.
12162 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12165 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12166 Always define to 0 or 1.
12167 (TARGET_FIX_ERR_A53_843419): New macro.
12168 * config/aarch64/aarch64-elf-raw.h
12169 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12170 * config/aarch64/aarch64-linux.h: Likewise.
12171 * config/aarch64/aarch64.c
12172 (aarch64_override_options_after_change_1): Do not default
12173 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12175 (aarch64_attributes): Handle fix-cortex-a53-843419.
12176 (aarch64_can_inline_p): Likewise.
12177 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12179 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12180 Jakub Jelinek <jakub@redhat.com>
12182 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12183 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12184 DECL_COMMONS if flag_unconstrained_commons is set.
12185 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12186 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12187 (funconstrained-commons): Document.
12189 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12191 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12192 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12194 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12196 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12197 has a proper number of elements.
12199 2016-03-10 Alan Modra <amodra@gmail.com>
12201 PR rtl-optimization/69195
12202 PR rtl-optimization/47992
12203 * ira.c (recorded_label_ref): Delete.
12204 (update_equiv_regs): Return void.
12205 (indirect_jump_optimize): New function.
12206 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12207 before regstat_compute_ri. Don't rebuild_jump_labels here.
12208 Delete update_regstat.
12210 2016-03-10 Richard Biener <rguenther@suse.de>
12212 PR tree-optimization/70128
12213 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12214 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12216 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12218 PR tree-optimization/70152
12219 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12220 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12223 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12224 instead of gen_sse2_loadlpd.
12225 * config/i386/sse.md (*vec_concatv2df): Rename to...
12226 (vec_concatv2df): ... this.
12228 PR tree-optimization/70127
12229 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12231 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12235 * diagnostic-show-locus.c (compatible_locations_p): New function.
12236 (layout::layout): Sanitize ranges using compatible_locations_p.
12238 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12242 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12243 location_range param with three const expanded_locations * and a
12245 (layout::layout): Replace call to
12246 rich_location::lazily_expand_location with get_expanded_location.
12247 Extract the range and perform location expansion here, passing
12248 the results to the layout_range ctor.
12249 * diagnostic.c (source_range::debug): Delete.
12250 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12251 of rich_location::get_expanded_location.
12252 * gcc-rich-location.c (get_range_for_expr): Delete.
12253 (gcc_rich_location::add_expr): Reimplement to avoid the
12254 rich_location::add_range overload that took a location_range,
12255 passing a location_t instead.
12257 2016-03-09 Richard Biener <rguenther@suse.de>
12258 Jakub Jelinek <jakub@redhat.com>
12260 PR tree-optimization/70138
12261 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12262 Also skip vect_double_reduction_def.
12264 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12267 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12268 if the operand is "m".
12270 2016-03-09 Nathan Sidwell <nathan@acm.org>
12272 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12274 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12276 * config/i386/i386.c (processor_target_table): Fix cost table
12277 intialization order for znver1.
12279 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12281 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12282 - becuase -> because.
12283 * ipa-reference.c (ignore_module_statics): Likewise.
12284 * cgraph.c (cgraph_node::get_body): Likewise.
12285 * ipa-inline.c (early_inliner): Likewise.
12286 * ipa-devirt.c (types_same_for_odr): Likewise.
12287 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12288 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12290 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12292 * tree-ssa-math-opts.c: Fix typo in comment.
12294 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12297 * config/i386/i386.c (scalar_chain::make_vector_copies,
12298 scalar_chain::convert_reg): Call end_sequence in between
12299 get_insns and emit_conversion_insns rather than after both
12302 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12305 * config/i386/i386.h (machine_function): Add
12306 pc_thunk_call_expanded flag.
12307 (ix86_pc_thunk_call_expanded): New define.
12308 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12309 (*set_got): Rename insn pattern from set_got.
12310 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12311 * config/i386/i386.c (ix86_compute_frame_layout): Use
12312 ix86_pc_thunk_call_expanded to prevent red-zone.
12314 2016-03-07 Martin Jambor <mjambor@suse.cz>
12316 * hsa.h (hsa_get_ctor_statements): Declare.
12317 (hsa_get_dtor_statements): Likewise.
12318 (hsa_get_kernel_dispatch_type): Likewise.
12319 * hsa.c (hsa_get_ctor_statements): New function.
12320 (hsa_get_dtor_statements): Likewise.
12321 (hsa_get_kernel_dispatch_type): Likewise.
12322 * hsa-brig.c (hsa_cdtor_statements): Removed.
12323 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12324 hsa_get_dtor_statements.
12325 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12326 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12328 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12330 * config/arm/arm-cores.def (cortex-r8): New.
12331 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12332 * config/arm/arm-tune.md: Likewise.
12333 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12335 2016-03-07 Martin Sebor <msebor@redhat.com>
12337 PR rtl-optimization/19705
12338 * doc/invoke.texi (Options That Control Optimization): Clarify
12339 -fno-branch-count-reg.
12341 2016-02-26 Richard Biener <rguenther@suse.de>
12342 Jeff Law <law@redhat.com>
12344 PR tree-optimization/69740
12345 * cfghooks.c (remove_edge): Request loop fixups if we delete
12346 an edge that might turn an irreducible loop into a natural
12348 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12349 Move after definition of loops_state_clear.
12351 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12353 PR rtl-optimization/69052
12354 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12357 2016-03-07 Tom de Vries <tom@codesourcery.com>
12359 PR tree-optimization/70116
12360 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12361 is_tm_ending stmts and ubsan/asan internal functions.
12362 (find_duplicate): Use it. Don't test is_tm_ending here.
12364 2016-03-07 Richard Biener <rguenther@suse.de>
12366 PR tree-optimization/70115
12367 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12368 (propagate_constants_for_unrolling): Use replace_uses_by.
12370 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12372 PR middle-end/69916
12373 * omp-low.c (struct oacc_loop): Add ifns.
12374 (new_oacc_loop_raw): Initialize it.
12375 (finish_oacc_loop): Clear mask & flags if no ifns.
12376 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12377 (oacc_loop_xform_loop): Add ifns arg & adjust.
12378 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12380 2016-03-07 Richard Henderson <rth@redhat.com>
12383 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12384 (insert_value_copy_on_edge): Likewise.
12386 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12388 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12390 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12393 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12395 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12397 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12399 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12401 Fix sseimul type attribute.
12402 * config/i386/znver1.md
12403 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12404 znver1_sseimul_avx256_load) : Fix the type attribute.
12405 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12406 pipe usage and latency.
12408 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12411 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12412 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12415 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12418 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12420 PR rtl-optimization/69941
12421 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12422 the reg share its mode.
12424 2016-03-04 Jeff Law <law@redhat.com>
12426 PR tree-optimization/69196
12427 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12428 If the both SSA_NAMEs are anonymous, then consider them unassociated
12429 and include the PHI in the statement count.
12431 2016-03-05 Tom de Vries <tom@codesourcery.com>
12433 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12434 construct in oacc routine. Check for oacc region in oacc routine.
12436 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12439 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12440 2016-02-22 changes, instead don't recurse if RECUR is already true.
12441 Don't change *dynamic_check if RECUR. Adjust recursive caller
12442 to pass true to the new argument.
12443 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12446 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12447 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12449 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12451 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12453 PR rtl-optimization/57676
12454 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12455 with flag_checking.
12457 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12459 * tree-vect-patterns.c (search_type_for_mask): Handle
12460 comparison of booleans.
12462 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12464 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12468 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12469 all other ops that have dw_val_class_die_ref operands,
12470 and DW_OP_GNU_entry_value.
12472 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12474 PR rtl-optimization/69904
12475 * config/arm/arm.c (arm_cannot_copy_insn_p):
12476 Return true for load-exclusive instructions.
12478 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12481 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12482 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12483 the pattern no matter if it is used just by non-pattern, pattern
12485 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12486 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12487 oprnd1 def_stmt is in pattern, don't look through it.
12489 2016-03-03 Marek Polacek <polacek@redhat.com>
12491 PR middle-end/70050
12492 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12494 2016-03-03 Martin Liska <mliska@suse.cz>
12496 PR tree-optimization/70043
12497 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12498 previous statement if we see a debug statement.
12500 2016-03-03 Richard Biener <rguenther@suse.de>
12502 PR tree-optimization/55936
12503 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12504 parameter and guard unsafe equivalence use.
12505 (vrp_evaluate_conditional_warnv_with_ops): Always use
12506 safe equivalences but not via the quadratic compare_names
12509 2016-03-03 Michael Collison <michael.collison@linaro.org>
12512 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12513 for operand 1 to s_register_operand. Change predicate for operand
12514 2 to arm_not_immediate_operand.
12516 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12518 * doc/tm.texi: Regenerated.
12520 2016-03-02 Richard Henderson <rth@redhat.com>
12523 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12524 simplification when all args are positive non-fixed registers.
12526 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12528 * target.def (lra_p): Specify that new ports should use LRA.
12530 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12533 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12534 gimplify_type_sizes the type they refer to.
12535 (omp_notice_variable): Handle reference vars to VLAs.
12536 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12537 reference to VLA decls in the second pass instead of first pass.
12539 2016-03-02 Tom de Vries <tom@codesourcery.com>
12541 PR tree-optimization/68659
12542 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12543 new_expr == NULL_TREE.
12544 (get_new_name): Handle ADDR_EXPR.
12546 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12548 PR rtl-optimization/69052
12549 * loop-invariant.c (canonicalize_address): New function.
12550 (inv_can_prop_to_addr_use): Check validity of address expression
12551 which is canonicalized by above function.
12553 2016-03-02 Alan Modra <amodra@gmail.com>
12556 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12559 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12562 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12563 (*movhi_internal): Put mask moves from and to memory separately
12564 from moves from/to GPRs.
12566 2016-03-02 Richard Biener <rguenther@suse.de>
12568 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12569 GENERIC expressions in GIMPLE.
12571 2016-03-02 Richard Biener <rguenther@suse.de>
12573 * config/i386/i386.c (type_natural_mode): Fix typo.
12575 2016-03-02 Nick Clifton <nickc@redhat.com>
12577 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12579 2016-03-02 Richard Biener <rguenther@suse.de>
12580 Uros Bizjak <ubizjak@gmail.com>
12583 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12585 2016-03-02 Richard Biener <rguenther@suse.de>
12587 PR middle-end/67278
12588 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12590 2016-03-02 Marek Polacek <polacek@redhat.com>
12593 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12594 "is promoted to" warning.
12596 2016-03-01 DJ Delorie <dj@redhat.com>
12598 * config.gcc: Deprecate mep-*.
12600 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12602 PR middle-end/70025
12603 * lra-constraints.c (regno_val_use_in): New.
12604 (match_reload): Use it instead of regno_use_in.
12606 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12608 PR rtl-optimization/70007
12609 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12610 references present in REG_EQUAL notes attached to non-SET patterns.
12612 2016-03-01 Jeff Law <law@redhat.com>
12614 PR tree-optimization/69196
12615 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12616 Appropriately clamp the number of statements to copy when the
12617 thread path does not traverse a loop backedge.
12619 PR tree-optimization/69196
12620 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12621 Do count some PHIs in the thread path against the insn count. Decrease
12622 final statement count by one as the control statement in the last
12623 block will get removed. Remove special cased code for handling PHIs
12626 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12629 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12630 asm dialect alternatives to explicit GOTPCREL calls.
12632 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12635 * ira.c (do_reload): Issue warning for generic stack checking here...
12636 * reload1.c (reload): ...instead of here and streamline it.
12638 2016-03-01 Nick Clifton <nickc@redhat.com>
12640 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12642 2016-03-01 Richard Biener <rguenther@suse.de>
12644 PR tree-optimization/69983
12645 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12646 types and fall back to operand_equal_p.
12648 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12651 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12653 * config/s390/constraints.md ("jm8"): New constraint.
12654 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12656 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12658 ("*setmem_long<setmem_and>"): New pattern.
12659 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12661 ("*setmem_long_31z<setmem_and>"): New pattern.
12662 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12663 New substitution rules with the required attributes.
12666 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12669 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12671 * gensupport.c (process_substs_on_one_elem): Split loop to
12672 complete mark_operands_used_in_match_dup on all expressions in the
12674 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12675 and remove function.
12677 2016-03-01 Richard Biener <rguenther@suse.de>
12679 PR middle-end/70022
12680 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12681 vector BIT_FIELD_REF extract.
12683 2016-03-01 Richard Biener <rguenther@suse.de>
12685 PR tree-optimization/69994
12686 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12688 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12690 PR tree-optimization/69956
12691 * tree-vect-stmts.c (supportable_widening_operation): Support
12692 multi-step conversion of boolean vectors.
12693 (supportable_narrowing_operation): Likewise.
12695 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12697 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12702 * config/s390/subst.md (DSI_VI): New mode iterator.
12703 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12704 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12705 the insn definition.
12706 ("*vec_set<mode>"): Change predicate and add alternative to
12707 support only either register or const_int operands as element
12709 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12711 ("vec_extract<mode>"): New expander.
12712 ("*vec_extract<mode>"): New insn definition supporting reg and
12713 const_int element selectors.
12714 ("*vec_extract<mode>_plus"): New insn definition supporting
12715 reg+const_int element selectors.
12716 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12717 following expander+insn definition.
12718 ("<vec_shifts_name><mode>3"): New expander.
12719 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12721 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12723 * config/s390/s390.md ("*tabort_1"): Change predicate to
12724 nonmemory_operand. Add a second alternative to cover
12725 register as well as const int operands.
12726 ("*tabort_1_plus"): New pattern definition.
12728 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12730 * config/s390/s390.md ("*ashrdi3_cc_31")
12731 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12732 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12733 Merge insn definitions into ...
12734 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12735 New pattern definition.
12736 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12737 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12738 ("*ashr<mode>3_and"): Merge insn definitions into ...
12739 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12740 New pattern definition.
12741 * config/s390/subst.md ("addr_style_op_cc_subst")
12742 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12743 substitutions patterns plus attributes.
12744 Add ashiftrt to SUBST iterator.
12746 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12748 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12749 op2 to nonmemory_operand.
12750 ("*<shift>di3_31", "*<shift>di3_31_and"):
12751 Merge into single pattern definition ...
12752 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12753 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12754 pattern definition ...
12755 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12756 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12759 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12761 * config/s390/predicates.md (const_int_6bitset_operand): New
12763 * config/s390/s390.md: Include subst.md.
12764 ("rotl<mode>3"): New expander.
12765 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12767 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12768 * config/s390/subst.md: New file.
12770 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12772 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12773 Remove RRR type. It doesn't really exist.
12774 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12776 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12777 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12778 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12779 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12780 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12781 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12782 `enabled' attribute.
12784 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12786 * gensupport.c (process_substs_on_one_elem): Split loop to
12787 complete mark_operands_used_in_match_dup on all expressions in the
12789 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12790 and remove function.
12792 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12795 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12796 (CEIL_NWORDS): ...this. Use CEIL macro.
12797 (compute_fp_layout): Adjust to above renaming.
12798 (function_arg_union_value): Likewise.
12799 (sparc_arg_partial_bytes): Likewise.
12800 (sparc_function_arg_advance): Likewise.
12802 2016-02-29 Jeff Law <law@redhat.com>
12804 PR tree-optimization/70005
12805 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12806 where an object with a boolean range is compared against a value
12809 PR tree-optimization/69999
12810 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12811 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12814 2016-02-29 Richard Biener <rguenther@suse.de>
12816 PR tree-optimization/69994
12817 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12818 (get_unary_op): Look through nop conversions.
12819 (ops_equal_values_p): New function, look for equality diregarding
12821 (eliminate_plus_minus_pair): Use ops_equal_values_p
12822 (repropagate_negates): Do not use get_unary_op here.
12824 2016-02-29 Martin Liska <mliska@suse.cz>
12826 * system.h: Poison ENABLE_CHECKING macro.
12828 2016-02-29 Martin Liska <mliska@suse.cz>
12830 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12831 is presented in dump flags.
12832 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12833 (hsa_regalloc): Likewise.
12835 2016-02-19 Richard Biener <rguenther@suse.de>
12837 PR tree-optimization/69980
12838 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12839 permutation of those we need to keep.
12841 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12844 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12845 (NWORDS_UP): ...this
12846 (init_cumulative_args): Minor tweaks.
12847 (sparc_promote_function_mode): Likewise.
12848 (scan_record_type): Delete.
12849 (traverse_record_type): New function template.
12850 (classify_data_t): New structure type.
12851 (classify_registers): New inline function.
12852 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12853 exhausted. Instantiate traverse_record_type on classify_registers and
12854 deal with the case of a structure passed in slot #15 with no FP field
12856 (assign_data_t): New structure type.
12857 (compute_int_layout): New static function.
12858 (compute_fp_layout): Likewise.
12859 (count_registers): New inline function.
12860 (assign_int_registers): New static function.
12861 (assign_fp_registers): Likewise.
12862 (assign_registers): New inline function.
12863 (function_arg_record_value_1): Delete.
12864 (function_arg_record_value_2): Likewise.
12865 (function_arg_record_value_3): Likewise.
12866 (function_arg_record_value): Adjust to above changes. Instantiate
12867 traverse_record_type on count_registers to first count the number of
12868 registers to be used and then on assign_registers to assign them.
12869 (function_arg_union_value): Adjust to above renaming.
12870 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12871 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12872 case of a structure passed in slot #15
12873 (sparc_function_arg_advance): Likewise.
12874 (function_arg_padding): Minor tweak.
12876 2016-02-29 Richard Biener <rguenther@suse.de>
12878 PR tree-optimization/69720
12879 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12880 the adjustment_def path for possibly vectorized defs.
12881 (vect_create_epilog_for_reduction): Handle vectorized initial
12884 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12886 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12888 2016-02-27 Jeff Law <law@redhat.com>
12891 2016-02-26 Richard Biener <rguenther@suse.de>
12892 Jeff Law <law@redhat.com>
12894 PR tree-optimization/69740
12895 * cfghooks.c (remove_edge): Request loop fixups if we delete
12896 an edge that might turn an irreducible loop into a natural
12899 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12901 PR rtl-optimization/69896
12902 * tree-vect-generic.c (get_compute_type): Avoid single element
12905 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12907 Rename the AArch64 tuning option and related functions to enable the
12908 Newton series for the reciprocal square root to reflect its
12909 approximative characteristic.
12911 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12912 function to "aarch64_emit_approx_rsqrt".
12913 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12914 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12915 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12916 (xgene1_tunings): Likewise.
12917 (use_rsqrt_p): Likewise.
12918 (aarch64_emit_swrsqrt): Use new function name.
12919 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12920 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12921 text explaining this option.
12922 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12924 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12927 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12928 complain about -mallow-movmisalign without -mvsx if
12929 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12931 2016-02-26 Joel Sherrill <joel@rtems.org>
12933 * config.gcc: Add x86_64-*-rtems*.
12934 * config/i386/rtems-64.h: New file.
12936 2016-02-26 Joel Sherrill <joel@rtems.org>
12938 * config.gcc: Add aarch64-*-rtems*.
12939 * config/aarch64/rtems.h: New file.
12941 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12944 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12945 shift amount using %h. Add comment.
12947 2016-02-26 Richard Biener <rguenther@suse.de>
12948 Jeff Law <law@redhat.com>
12950 PR tree-optimization/69740
12951 * cfghooks.c (remove_edge): Request loop fixups if we delete
12952 an edge that might turn an irreducible loop into a natural
12955 2016-02-26 Martin Jambor <mjambor@suse.cz>
12957 PR middle-end/69920
12958 * tree-sra.c (sra_modify_assign): Do not remove loads of
12959 uninitialized aggregates to SSA_NAMEs.
12961 2016-02-26 Richard Henderson <rth@redhat.com>
12964 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12965 pseudo in case the target rtx matches the source of the left
12968 2016-02-26 Martin Jambor <mjambor@suse.cz>
12971 * hsa.h (hsa_type_packed_p): Declare.
12972 * hsa.c (hsa_type_packed_p): New function.
12973 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12975 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12976 * hsa-brig.c (emit_basic_insn): Likewise.
12978 2016-02-26 Martin Jambor <mjambor@suse.cz>
12981 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12983 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12985 2016-02-26 Martin Jambor <mjambor@suse.cz>
12987 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12988 hsa_op_with_type operands.
12989 (hsa_unsigned_type_for_type): Declare.
12990 * hsa.c (hsa_unsigned_type_for_type): New function.
12991 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12992 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12993 the finalizer. Do not emit extra move.
12995 2016-02-26 Martin Jambor <mjambor@suse.cz>
12997 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12998 atomic operations in private segment.
13000 2016-02-26 Martin Jambor <mjambor@suse.cz>
13002 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13003 statements to wi->info. Also disallow omp simd constructs.
13004 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13005 for not gridifying. Dump special string for omp_for.
13007 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13010 * config/aarch64/aarch64.c (aarch64_set_current_function):
13011 Save/restore target globals when switching to
13012 target_option_default_node.
13014 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13017 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13018 Return 0 if !SHIFT_COUNT_TRUNCATED.
13020 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13021 Eric Botcazou <ebotcazou@adacore.com>
13023 PR rtl-optimization/69891
13024 * dse.c (scan_insn): If we can't figure out memset arguments
13025 or they are non-constant, call clear_rhs_from_active_local_stores.
13027 2016-02-26 Martin Liska <mliska@suse.cz>
13029 * doc/extend.texi: Mention clog10, clog10f an clog10l
13030 in Builtins section.
13032 2016-02-26 Martin Liska <mliska@suse.cz>
13034 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13036 (resolve_args_picking_1): Likewise.
13037 * dwarf2out.h (struct GTY): Likewise.
13039 2016-02-26 Martin Liska <mliska@suse.cz>
13041 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13042 with flag_checking.
13043 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13045 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13046 Martin Liska <mliska@suse.cz>
13048 * doc/install.texi: Mention --enable-valgrind-annotations.
13050 2016-02-26 Richard Biener <rguenther@suse.de>
13052 PR tree-optimization/69551
13053 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13054 looking through aliases adjust DECL_PT_UID to refer to the
13055 ultimate alias target.
13057 2016-02-25 Martin Liska <mliska@suse.cz>
13059 PR middle-end/69919
13060 * alloc-pool.c (after_memory_report): New variable.
13061 * alloc-pool.h (base_pool_allocator ::release): Do not use
13062 the infrastructure if after_memory_report.
13063 * toplev.c (toplev::main): Mark after memory report.
13065 2016-02-25 Richard Biener <rguenther@suse.de>
13067 PR tree-optimization/48795
13068 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13070 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13073 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13074 offloading is enabled and -fopenacc or -fopenmp is specified.
13075 (CRTOFFLOADEND): Likewise.
13076 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13077 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13078 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13079 (offload_objects_file_name): New static var.
13080 (tool_cleanup): Remove offload_objects_file_name file.
13081 (find_offloadbeginend): Replace with ...
13082 (find_crtoffloadtable): ... this.
13083 (run_gcc): Remove offload_argc and offload_argv.
13084 Get offload_objects_file_name from -foffload-objects=... option.
13085 Read names of object files with offload from this file, pass them to
13086 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13087 don't pass offloadbegin and offloadend to the linker. Don't pass
13088 offload non-LTO files to the linker, because now they're not claimed.
13090 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13093 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13094 on builtin_unreachable.
13096 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13098 PR rtl-optimization/69896
13099 * regcprop.c: Include cfgrtl.h.
13100 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13101 than remembered mode, either delete it (if noop_move_p), or
13102 treat like copy_p but not noop_p instruction.
13104 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13107 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13108 - allow NULL decl for Fortran DW_TAG_common_block variables.
13110 2016-02-24 Jason Merrill <jason@redhat.com>
13112 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13114 2016-02-24 Richard Biener <rguenther@suse.de>
13115 Jakub Jelinek <jakub@redhat.com>
13117 PR middle-end/69760
13118 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13119 conditionally executed ops to well-defined overflow behavior.
13121 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13123 PR middle-end/69915
13124 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13127 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13129 PR rtl-optimization/69886
13130 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13131 argument. Use it when checking validity of set instructions.
13132 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13133 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13135 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13136 * store-motion.c (find_moveable_store): Update
13137 can_assign_to_reg_without_clobbers_p callsite.
13139 2016-02-24 Richard Biener <rguenther@suse.de>
13141 PR middle-end/68963
13142 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13144 (record_nonwrapping_iv): Do not fall back to the low/high bound
13145 for non-constant IV bases if the stmt is not always executed.
13147 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13149 * config/arm/arm-cores.def (cortex-a32): New entry.
13150 * config/arm/arm-tables.opt: Regenerate.
13151 * config/arm/arm-tune.md: Regenerate.
13152 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13153 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13154 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13155 for -mcpu and -mtune.
13157 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13160 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13161 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13162 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13163 (atomic_loaddi_1): Delete.
13164 (atomic_loaddi): Rewrite expander using the above changes.
13166 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13169 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13172 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13173 Richard Biener <rguenth@suse.de>
13175 PR middle-end/69909
13176 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13177 set_mem_attributes if tem is SSA_NAME which got expanded
13180 2016-02-24 Richard Biener <rguenther@suse.de>
13182 PR tree-optimization/69907
13183 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13184 end of permutations for BB vectorization.
13186 2016-02-24 Christian Bruel <christian.bruel@st.com>
13188 * config/arm/arm-c.c (arm_option_override): Initialize
13189 target_option_current_node.
13190 * config/arm/arm.c (arm_pragma_target_parse): Replace
13191 build_target_option_node call by target_option_current_node.
13192 Set target_option_current_node.
13195 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13198 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13199 define_insn_and_split to define_insn.
13200 (zero_extendqi<mode>2_dot2): Same.
13201 (extendqi<mode>2_dot): Same.
13202 (extendqi<mode>2_dot2): Same.
13204 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13206 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13207 and add bypass for AES{D,E} and AESMC pairs.
13208 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13211 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13213 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13214 series for reciprocal square root in Exynos M1.
13216 2016-02-23 Martin Sebor <msebor@redhat.com>
13219 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13220 __builtin_alloca_with_align.
13222 2016-02-23 Richard Henderson <rth@redhat.com>
13224 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13225 (ix86_register_pragmas): Remove __seg_tls.
13226 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13227 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13228 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13229 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13230 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13231 * doc/extend.texi (__seg_tls): Remove item.
13233 2016-02-23 Richard Biener <rguenther@suse.de>
13235 * alloc-pool.h (struct allocation_object): Make id member
13236 conditional on CHECKING_P again.
13237 (get_instance): Adjust.
13238 (base_pool_allocator): Likewise.
13240 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13242 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13243 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13245 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13247 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13249 2016-02-23 Richard Biener <rguenther@suse.de>
13251 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13252 * bitmap.h (struct bitmap_usage): Likewise.
13253 (bitmap_move): Declare.
13254 * bitmap.c (register_overhead): Take size_t argument.
13255 (bitmap_move): New function.
13256 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13257 to properly account overhead.
13258 * tree.c (free_node): Use tree_size.
13260 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13263 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13264 when inverting comparison.
13267 * common.opt (Wunreachable-code): Add Warning flag.
13269 2016-02-23 Mark Wielaard <mjw@redhat.com>
13270 Jakub Jelinek <jakub@redhat.com>
13273 * cgraphunit.c (check_global_declaration): Check main_input_filename
13274 and DECL_SOURCE_FILE are not NULL.
13276 2016-02-23 Martin Jambor <mjambor@suse.cz>
13278 PR tree-optimization/69666
13279 * tree-sra.c (sra_modify_assign): Do not attempt to create
13280 default_def replacements for unscalarizable regions.
13282 2016-02-20 Mark Wielaard <mjw@redhat.com>
13285 * cgraphunit.c (check_global_declaration): Check level of
13286 warn_unused_const_variable and main_input_filename.
13287 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13288 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13289 (-Wunused-const-variable): Explain levels 1 and 2.
13291 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13294 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13295 identical arguments. Formatting and spelling fixes.
13298 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13303 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13304 and m68k-devices.def.
13305 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13306 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13308 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13310 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13311 and HImode registers.
13313 2016-02-22 Richard Biener <rguenther@suse.de>
13315 PR tree-optimization/69882
13316 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13317 preserve permutations present because of gaps.
13318 (vect_supported_load_permutation_p): Always continue checking
13319 permutations after vect_attempt_slp_rearrange_stmts.
13321 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13323 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13324 min_profitable_estimate, rather than min_profitable_iters.
13326 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13329 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13330 SImode for last match_operand.
13332 2016-02-22 Martin Liska <mliska@suse.cz>
13334 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13335 return bitsize - 1 as the return value.
13337 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13341 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13342 Handle negative shift counts.
13343 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13344 force_reg on the shift constant.
13345 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13346 (lshrsi3_d): Handle negative shift counts.
13348 2016-02-22 Richard Biener <rguenther@suse.de>
13349 Tom de Vries <tom@codesourcery.com>
13351 * graph.c: Include dumpfile.h.
13352 (print_graph_cfg): Split into three overloads.
13353 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13355 2016-02-22 Tom de Vries <tom@codesourcery.com>
13357 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13360 2016-02-22 Richard Biener <rguenther@suse.de>
13363 * ipa-inline-transform.c (inline_call): When not updating
13364 overall summaries adjust self size by the growth estimate.
13365 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13366 hash-set, do not update overall summaries here. Renamed from ...
13367 (inline_to_all_callers): ... this which is now wrapping the
13368 above and performing delayed overall summary update.
13369 (early_inline_small_functions): Delay updating of the overall
13372 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13374 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13377 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13380 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13381 :%* in %:gt() argument.
13382 (greater_than_spec_func): Adjust for expecting only numbers,
13383 if there are more than two numbers, compare the last two.
13385 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13387 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13388 -Wnarrowing with -std.
13390 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13393 * expr.c (store_field): Don't use bit-field path if exp is
13394 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13395 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13396 and the assignment can be performed by bitwise copy. Formatting
13399 PR middle-end/69838
13400 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13401 call copy_reg_eh_region_note_forward on before and/or after sequences
13402 and remove note from insn if it no longer can throw.
13405 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13406 if TARGET_AVX512BW.
13408 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13410 * config/s390/vector.md: Add missing commutative operand markers
13411 to the patterns which qualify for one.
13412 * config/s390/vx-builtins.md: Likewise.
13414 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13416 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13417 types to mode iterators.
13418 (vec_double): ... and mode attribute.
13419 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13421 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13423 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13424 Change the predicate of op2 from nonimmediate to general and let
13425 reload fix it if necessary.
13427 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13429 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13431 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13433 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13436 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13438 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13439 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13440 * config/s390/s390.md ("movstr<P:mode>"): Call
13441 s390_expand_vec_movstr.
13443 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13445 * config/s390/s390.md: Add missing output modifier for operand 1
13446 to print it as address properly.
13448 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13450 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13451 * config/s390/2964.md: New file.
13452 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13453 of insn grouping attributes depending on the CPU level.
13454 (s390_get_unit_mask): New function.
13455 (s390_sched_score): Remove the OOO from the scheduling macros.
13456 Add loop to calculate a score for the instruction mix.
13457 (s390_sched_reorder): Likewise plus improve debug output.
13458 (s390_sched_variable_issue): Rename macros as above. Calculate
13459 the unit distances after actually scheduling an insn. Improve
13461 (s390_sched_init): Clear last_scheduled_unit_distance array.
13462 * config/s390/s390.md: Include 2964.md.
13464 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13467 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13468 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13469 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13470 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13471 *avx512f_<code>v8div16qi2_mask_1): New insns.
13473 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13476 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13479 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13480 earlyclobber from target. Use wF constraint for fused memory
13482 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13484 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13485 Martin Liska <mliska@suse.cz>
13488 * cfgexpand.c (asan_sanitize_stack_p): New function.
13489 (partition_stack_vars): Use the function.
13490 (expand_stack_vars): Likewise.
13491 (defer_stack_allocation): Likewise.
13492 (expand_used_vars): Likewise.
13494 2016-02-18 Richard Biener <rguenther@suse.de>
13496 PR middle-end/69553
13497 * fold-const.c (operand_equal_p): Properly compare offsets for
13498 IMAGPART_EXPR and ARRAY_REF.
13500 2016-02-18 Nick Clifton <nickc@redhat.com>
13504 * config/arm/arm.c (arm_option_override_internal): Disable
13505 interworking if the target does not support thumb instructions.
13506 (arm_reload_in_hi): Handle the case where a register to register
13507 move needs reloading because there is no simple pattern to handle
13509 (arm_reload_out_hi): Likewise.
13511 2016-02-18 Richard Biener <rguenther@suse.de>
13513 PR middle-end/69854
13514 * match.pd: Don't use fold_binary or fold_unary for folding
13517 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13520 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13521 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13522 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13523 warn on gimple_no_warning_p statements.
13525 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13527 * doc/extend.texi (C++ Attributes): Correct description of
13528 warn_unused type attribute.
13530 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13532 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13533 correct instruction.
13535 2016-02-17 Richard Biener <rguenther@suse.de>
13537 PR rtl-optimization/69609
13538 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13539 (find_traces_1_round): When ending a trace update cached priority
13541 (bb_to_key): Use cached priority when available.
13542 (copy_bb): Initialize cached priority.
13543 (reorder_basic_blocks_software_trace_cache): Likewise.
13545 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13548 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13550 (aarch64_comparison_operator): Break overly long line into two.
13551 (aarch64_comparison_operation): Likewise.
13552 * config/aarch64/aarch64.md (cstorecc4): Use
13553 aarch64_comparison_operator_mode instead of
13554 aarch64_comparison_operator.
13555 (cstore<mode>4): Likewise.
13556 (aarch64_cstore<mode>): Likewise.
13557 (*cstoresi_insn_uxtw): Likewise.
13558 (cstore<mode>_neg): Likewise.
13559 (*cstoresi_neg_uxtw): Likewise.
13561 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13564 * config/arm/predicates.md (arm_comparison_operator_mode):
13566 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13567 instead of arm_comparison_operator.
13568 (*mov_negscc): Likewise.
13569 (*mov_notscc): Likewise.
13570 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13571 (*thumb2_mov_negscc): Likewise.
13572 (*thumb2_mov_negscc_strict_it): Likewise.
13573 (*thumb2_mov_notscc): Likewise.
13574 (*thumb2_mov_notscc_strict_it): Likewise.
13576 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13578 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13579 Add missing return.
13581 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13583 * config/visium/visium.c (machine_libfunc_index): New enum.
13584 (machine_libfuncs): New structure.
13585 (visium_libfuncs): New static variable.
13586 (TARGET_INIT_LIBFUNCS): Define to...
13587 (visium_init_libfuncs): ...this. New function.
13588 (expand_block_move_4): Use the appropriate libfunc.
13589 (expand_block_move_2): Likewise.
13590 (expand_block_move_1): Likewise.
13591 (expand_block_set_4): Likewise.
13592 (expand_block_set_2): Likewise.
13593 (expand_block_set_1): Likewise.
13594 (visium_trampoline_init): Likewise.
13596 2016-02-17 Nick Clifton <nickc@redhat.com>
13598 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13599 TI's devices.csv file as of March 2016.
13601 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13604 * opts-global.c (handle_common_deferred_options): Introduce and
13605 initialize two global variables to remember command-line options
13606 specifying a stack-limiting register.
13607 * opts.h: Add extern declarations of the two new global variables.
13608 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13609 variable based on the values of the two new global variables.
13611 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13614 * common.opt (Wnonnull-compare): New warning.
13615 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13616 of arguments against NULL.
13617 (-Wnonnull-compare): Document.
13618 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13619 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13620 * passes.def (pass_warn_nonnull_compare): Add.
13621 * gimple-ssa-nonnull-compare.c: New file.
13623 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13625 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13626 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13628 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13630 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13631 reciprocal sqrt for -mlow-precision-recip-sqrt.
13633 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13634 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13636 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13637 always use lane loads to construct non-constant vectors.
13639 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13641 * config/aarch64/aarch64.md
13642 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13643 constraints for operand 3.
13644 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13646 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13647 Richard Biener <rguenther@suse.de>
13649 PR tree-optimization/69820
13650 * tree-vect-patterns.c (type_conversion_p): Return false if
13651 *orig_type is unsigned single precision or boolean.
13652 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13655 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13657 PR rtl-optimization/69764
13658 PR rtl-optimization/69771
13659 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13660 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13662 2016-02-16 Richard Biener <rguenther@suse.de>
13664 PR tree-optimization/69776
13665 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13667 (indirect_refs_may_alias_p): Likewise.
13668 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13669 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13670 according to tbaa_p.
13671 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13672 (optimize_stmt): For redundant store discovery do not allow tbaa.
13674 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13676 PR tree-optimization/69714
13677 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13678 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13680 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13682 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13683 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13684 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13685 * config/arc/arc.c (arc_init): Check FPU options.
13686 (get_arc_condition_code): Handle new CC_FPU* modes.
13687 (arc_select_cc_mode): Likewise.
13688 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13689 register pair only. Allow access for ARCv2 accumulator.
13690 (gen_compare_reg): Whenever we have FPU support use FPU compare
13692 (arc_reorg): Don't generate brcc insns when FPU compare
13693 instructions are involved.
13694 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13695 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13696 floating point emulation.
13697 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13698 (REVERSE_CONDITION): Add new CC_FPU* modes.
13699 (TARGET_FP_SP_BASE): Define.
13700 (TARGET_FP_DP_BASE): Likewise.
13701 (TARGET_FP_SP_FUSED): Likewise.
13702 (TARGET_FP_DP_FUSED): Likewise.
13703 (TARGET_FP_SP_CONV): Likewise.
13704 (TARGET_FP_DP_CONV): Likewise.
13705 (TARGET_FP_SP_SQRT): Likewise.
13706 (TARGET_FP_DP_SQRT): Likewise.
13707 (TARGET_FP_DP_AX): Likewise.
13708 * config/arc/arc.md (ARCV2_ACC): New constant.
13709 (type): New fpu type attribute.
13710 (SDF): Conditional iterator.
13711 (cstore<mode>, cbranch<mode>): Change expand condition.
13712 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13713 handles FPU/FPX cases as well.
13714 * config/arc/arc.opt (mfpu): New option.
13715 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13717 (adddf3, muldf3, subdf3): Removed.
13718 * config/arc/predicates.md (proper_comparison_operator): Recognize
13720 * config/arc/fpu.md: New file.
13721 * doc/invoke.texi (ARC Options): Document mfpu option.
13723 2016-02-16 Richard Biener <rguenther@suse.de>
13725 PR rtl-optimization/69291
13726 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13727 noce_operand_ok check.
13729 2016-02-16 Tom de Vries <tom@codesourcery.com>
13732 * omp-low.c (simd_clone_create): Remove call to
13733 symtab->call_cgraph_insertion_hooks.
13735 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13737 PR tree-optimization/69802
13738 * tree-ssa-reassoc.c (update_range_test): If op is
13739 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13740 op == 1 test of precision 1 integral op, otherwise handle
13741 that case as op itself. Fix up formatting.
13742 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13745 2016-02-16 Richard Biener <rguenther@suse.de>
13747 PR tree-optimization/69586
13748 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13749 types for conversion sources.
13751 2016-02-16 Richard Biener <rguenther@suse.de>
13753 PR middle-end/69801
13754 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13755 mask OEP_ADDRESS_OF.
13757 2016-02-16 Alan Modra <amodra@gmail.com>
13760 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13761 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13762 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13764 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13765 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13766 (p8_fmrgow_<mode>): Likewise.
13767 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13769 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13770 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13771 to use movdi_internal64. Remove op0_di.
13772 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13774 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13776 Add support for the FCCMP insn types
13778 * config/aarch64/aarch64.md (fccmp): Change insn type.
13779 (fccmpe): Likewise.
13780 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13781 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13782 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13783 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13784 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13785 * config/arm/types.md (fccmps): Add new insn type.
13786 (fccmpd): Likewise.
13788 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13790 * alias.c (get_alias_set): Fix a typo in comment.
13792 2016-02-15 Richard Biener <rguenther@suse.de>
13794 PR tree-optimization/69595
13795 * match.pd: Complete range test simplification to true.
13797 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13799 PR rtl-optimization/69648
13800 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13801 pic_offset_table_rtx.
13803 PR rtl-optimization/69752
13804 * ira.c (update_equiv_regs): When looking for more than a single SET,
13805 also take other side effects into account.
13807 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13809 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13810 for z900+ CPUs in 31-bit mode.
13812 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13814 * common/config/s390/s390-common.c (s390_supports_split_stack):
13816 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13817 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13818 * config/s390/s390.c (struct machine_function): New field
13819 split_stack_varargs_pointer.
13820 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13821 in s390_emit_prologue.
13822 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13824 (morestack_ref): New global.
13825 (SPLIT_STACK_AVAILABLE): New macro.
13826 (s390_expand_split_stack_prologue): New function.
13827 (s390_live_on_entry): New function.
13828 (s390_va_start): Use split-stack vararg pointer if appropriate.
13829 (s390_asm_file_end): Emit the split-stack note sections.
13830 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13831 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13832 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13833 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13834 (split_stack_prologue): New expand.
13835 (split_stack_space_check): New expand.
13836 (split_stack_data): New insn.
13837 (split_stack_call): New expand.
13838 (split_stack_call_*): New insn.
13839 (split_stack_cond_call): New expand.
13840 (split_stack_cond_call_*): New insn.
13842 2016-02-15 Richard Biener <rguenther@suse.de>
13844 PR tree-optimization/69783
13845 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13846 Add trivially correct cases.
13848 2016-02-15 Tom de Vries <tom@codesourcery.com>
13851 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13853 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13855 2016-02-15 Richard Biener <rguenther@suse.de>
13857 PR tree-optimization/69776
13858 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13859 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13860 indicate whether we can use TBAA to disambiguate against stores.
13861 Use alias-set zero if not.
13862 (visit_reference_op_store): Do not use TBAA when looking up
13864 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13865 (eliminate_dom_walker::before_dom_children): But not when looking
13866 up redundant stores.
13868 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13870 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13872 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13874 * config/i386/znver1.md
13875 (znver1_pop, znver1_pop_mem,
13876 znver1_load_imov_double_store,
13877 znver1_load_imov_direct_store,
13878 znver1_load_imov_direct_load,
13879 znver1_load_imov_double_load): Add new.
13880 (znver1_insn, znver1_insn_load): Add icmov type.
13881 (znver1_sseavx_fma,
13882 znver1_sseavx_fma_load,
13884 znver1_avx256_fma_load): Fix pipe usage.
13886 2016-02-14 Alan Modra <amodra@gmail.com>
13889 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13890 with an invalid hard reg, reload just the reg not the entire
13891 pre/post-inc/dec address expression.
13893 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13896 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13897 fixed R1_REG scratch reg.
13898 (sibcall_value_pcrel_fdpic): Likewise.
13900 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13904 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13906 2016-02-12 Walter Lee <walt@tilera.com>
13908 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13909 * config/tilegx/t-tilegx: Likewise.
13911 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13914 * diagnostic-show-locus.c (struct line_span): New struct.
13915 (layout::get_first_line): Delete.
13916 (layout::get_last_line): Delete.
13917 (layout::get_num_line_spans): New member function.
13918 (layout::get_line_span): Likewise.
13919 (layout::print_heading_for_line_span_index_p): Likewise.
13920 (layout::get_expanded_location): Likewise.
13921 (layout::calculate_line_spans): Likewise.
13922 (layout::m_first_line): Delete.
13923 (layout::m_last_line): Delete.
13924 (layout::m_line_spans): New field.
13925 (layout::layout): Update comment. Replace m_first_line and
13926 m_last_line with m_line_spans, replacing their initialization
13927 with a call to calculate_line_spans.
13928 (diagnostic_show_locus): When printing source lines and
13929 annotations, rather than looping over a single span
13930 of lines, instead loop over each line_span within
13931 the layout, with an inner loop over the lines within them.
13932 Call the context's start_span callback when changing line spans.
13933 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13934 (diagnostic_build_prefix): Break out the building of the location
13935 part of the string into...
13936 (diagnostic_get_location_text): ...this new function, rewriting
13937 it from nested ternary expressions to a sequence of "if"
13939 (default_diagnostic_start_span_fn): New function.
13940 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13941 (diagnostic_context::start_span): New field.
13942 (default_diagnostic_start_span_fn): New prototype.
13944 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13947 * gcc.c (driver::finalize): Fix cleanup of "specs".
13949 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13953 * gcc.c (driver::driver): Initialize m_option_suggestions.
13954 (driver::~driver): Clean up m_option_suggestions.
13955 (suggest_option): Convert to...
13956 (driver::suggest_option): ...this, and split out into
13957 driver::build_option_suggestions and find_closest_string.
13958 (driver::build_option_suggestions): New function, from
13959 first half of suggest_option. Special-case
13960 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13961 the sanitizer_opts array. For options of enum types, add the
13962 various enum values to the candidate strings.
13963 (driver::handle_unrecognized_options): Remove "const".
13964 * gcc.h (driver::handle_unrecognized_options): Likewise.
13965 (driver::build_option_suggestions): New decl.
13966 (driver::suggest_option): New decl.
13967 (driver::m_option_suggestions): New field.
13968 * opts-common.c (add_misspelling_candidates): New function.
13969 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13970 and make non-static.
13971 * opts.h (sanitizer_opts): New array decl.
13972 (add_misspelling_candidates): New function decl.
13973 * spellcheck.c (find_closest_string): New function.
13974 * spellcheck.h (find_closest_string): New function decl.
13976 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13978 PR rtl-optimization/69764
13979 PR rtl-optimization/69771
13980 * optabs.c (expand_binop_directly): For shift_optab_p, force
13981 convert_modes with VOIDmode if xop1 has VOIDmode.
13983 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13986 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13987 to correctly determine instrumentation thunks.
13989 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13992 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13993 type by reference, force lhs on the call.
13996 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13997 Compute retval and retbnd early in all cases if split_part_return_p
13998 and return_bb is not EXIT. Remove all clobber stmts and reset
13999 all debug stmts that refer to SSA_NAMEs defined in split part,
14000 except if it is retval, in that case replace the old retval with the
14001 lhs of the call to the split part.
14003 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14006 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14008 PR middle-end/66726
14009 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14010 whose result is used in PHI.
14011 (maybe_optimize_range_tests): Likewise.
14012 (final_range_test_p): Likweise.
14014 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14016 PR middle-end/66726
14017 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14018 whose result is used in PHI.
14019 (maybe_optimize_range_tests): Likewise.
14020 (final_range_test_p): Likweise.
14022 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14024 * cgraph.c: Spelling fixes - behaviour -> behavior and
14025 neighbour -> neighbor.
14026 * target.def: Likewise.
14027 * sel-sched.c: Likewise.
14028 * config/mips/mips.c: Likewise.
14029 * config/arc/arc.md: Likewise.
14030 * config/arm/cortex-a57.md: Likewise.
14031 * config/arm/arm.c: Likewise.
14032 * config/arm/neon.md: Likewise.
14033 * config/arm/arm-c.c: Likewise.
14034 * config/vms/vms-c.c: Likewise.
14035 * config/s390/s390.c: Likewise.
14036 * config/i386/znver1.md: Likewise.
14037 * config/i386/i386.c: Likewise.
14038 * config/ia64/hpux-unix2003.h: Likewise.
14039 * config/msp430/msp430.md: Likewise.
14040 * config/rx/rx.c: Likewise.
14041 * config/rx/rx.md: Likewise.
14042 * config/aarch64/aarch64-simd.md: Likewise.
14043 * config/aarch64/aarch64.c: Likewise.
14044 * config/nvptx/nvptx.c: Likewise.
14045 * config/bfin/bfin.c: Likewise.
14046 * config/cris/cris.opt: Likewise.
14047 * config/rs6000/rs6000.c: Likewise.
14048 * target.h: Likewise.
14049 * spellcheck.c: Likewise.
14050 * ira-build.c: Likewise.
14051 * tree-inline.c: Likewise.
14052 * builtins.c: Likewise.
14053 * lra-constraints.c: Likewise.
14054 * explow.c: Likewise.
14055 * hwint.h: Likewise.
14056 * targhooks.c: Likewise.
14057 * tree-vect-data-refs.c: Likewise.
14058 * expr.c: Likewise.
14059 * doc/tm.texi: Likewise.
14060 * doc/extend.texi: Likewise.
14061 * doc/install.texi: Likewise.
14062 * doc/md.texi: Likewise.
14063 * tree-ssa-tail-merge.c: Likewise.
14064 * sched-int.h: Likewise.
14065 * match.pd: Likewise.
14066 * sched-ebb.c: Likewise.
14067 * target.def (omit_struct_return_reg): Likewise.
14068 * gimple-ssa-isolate-paths.c: Likewise.
14069 (find_implicit_erroneous_behaviour): Renamed to...
14070 (find_implicit_erroneous_behavior): ... this.
14071 (find_explicit_erroneous_behaviour): Renamed to...
14072 (find_explicit_erroneous_behavior): ... this.
14073 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14075 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14077 PR rtl-optimization/64682
14078 PR rtl-optimization/69567
14079 PR rtl-optimization/69737
14080 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14081 in I2 as well, just lose it.
14083 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14085 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14087 (aarch64_last_printed_tune_string): Likewise.
14088 (aarch64_declare_function_name): Only output .arch assembler
14089 directive if it will be different from the previously output
14090 directive. Same for .tune comment but only if -dA is set.
14091 (aarch64_start_file): New function.
14092 (TARGET_ASM_FILE_START): Define.
14094 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14097 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14099 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14102 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14103 -Wmaybe-uninitialized warning.
14105 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14108 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14110 2016-02-11 Richard Biener <rguenther@suse.de>
14112 PR rtl-optimization/69291
14113 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14114 subexpressions affected by changing the result.
14116 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14119 * lra-constraints.c (curr_insn_transform): Find in/out operands
14120 for secondary memory moves. Update dups.
14122 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14124 PR tree-optimization/69652
14125 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14126 to nested loop, did source re-formatting, skip debug statements,
14127 add check on statement with volatile operand, remove dead scalar
14130 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14131 Patrick Palka <ppalka@gcc.gnu.org>
14135 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14136 calls if the return type is TREE_ADDRESSABLE.
14137 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14138 * ipa-split.c (split_function): Fix doubled "we" in comment.
14139 Use void return type for the split part even if
14140 !split_point->split_part_set_retval.
14142 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14144 PR tree-optimization/68021
14145 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14146 when computing the value of biv cand by itself.
14148 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14150 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14151 (cortexa57_tunings): Likewise.
14152 (cortexa72_tunings): Likewise.
14153 (arch_macro_fusion_pair_p): Add support for AES fusion.
14154 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14155 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14156 Allow virtual registers before reload so early scheduling works.
14157 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14158 correct latency and pipeline.
14159 (cortex_a57_crypto_complex): Likewise.
14160 (cortex_a57_crypto_xor): Likewise.
14161 (define_bypass): Add AES bypass.
14163 2016-02-10 Richard Biener <rguenther@suse.de>
14165 PR tree-optimization/69726
14166 * passes.def: Add DCE pass before late uninit.
14167 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14168 really fixup if-conversions job.
14170 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14172 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14173 (arm_cortex_a57_tune): Likewise.
14174 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14175 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14177 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14179 * timevar.def (TV_PHASE_DBGINFO): Delete.
14180 (TV_PHASE_CHECK_DBGINFO): Likewise.
14181 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14183 2016-02-10 Richard Biener <rguenther@suse.de>
14185 PR tree-optimization/69719
14186 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14187 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14189 2016-02-09 Andrew Pinski <apinski@cavium.com>
14192 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14193 get_vcond_mask_icode returns false.
14195 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14198 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14199 an ADDIS that adds a pointer to a large constant that sets the
14200 upper16 bits with a load operation.
14202 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14205 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14207 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14209 (vzipq_s16): Likewise.
14210 (vzipq_s32): Likewise.
14211 (vzipq_f32): Likewise.
14212 (vzipq_u8): Likewise.
14213 (vzipq_u16): Likewise.
14214 (vzipq_u32): Likewise.
14215 (vzipq_p8): Likewise.
14216 (vzipq_p16): Likewise.
14218 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14221 * config/arm/arm.c (neon_endian_lane_map): New function.
14222 (neon_vector_pair_endian_lane_map): New function.
14223 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14224 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14226 (vuzpq_s16): Likewise.
14227 (vuzpq_s32): Likewise.
14228 (vuzpq_f32): Likewise.
14229 (vuzpq_u8): Likewise.
14230 (vuzpq_u16): Likewise.
14231 (vuzpq_u32): Likewise.
14232 (vuzpq_p8): Likewise.
14233 (vuzpq_p16): Likewise.
14235 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14238 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14241 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14243 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14244 truncate const_int operand 1 to QImode.
14246 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14248 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14249 corresponding to an abnormal edge.
14251 2016-02-09 Tom de Vries <tom@codesourcery.com>
14253 PR tree-optimization/69599
14254 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14256 (find_func_aliases_for_builtin_call, find_func_clobbers)
14257 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14260 2016-02-09 Richard Biener <rguenther@suse.de>
14262 PR tree-optimization/69715
14263 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14264 LHS on calls as non-rewritable.
14266 2016-02-09 Tom de Vries <tom@codesourcery.com>
14269 * lto-wrapper.c (append_diag_options): New function.
14270 (compile_offload_image): Call append_diag_options.
14272 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14275 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14276 Minor copy-edit to fix verb tenses.
14278 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14280 PR tree-optimization/69209
14281 * ipa-split.c (split_function): If split part is not
14282 returning retval, retval has gimple type but is not
14283 gimple value, force it into a SSA_NAME first.
14285 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14287 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14290 2016-02-08 Jason Merrill <jason@redhat.com>
14293 * convert.c (convert_to_integer_1): Check dofold on truncation
14295 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14296 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14297 Rename from *_nofold.
14298 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14299 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14301 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14304 * tree.c (build_common_tree_nodes): Remove short_double argument.
14305 All callers changed.
14306 * tree.h (build_common_tree_nodes): Adjust declaration.
14307 * doc/invoke.texi (-fshort-double): Remove documentation.
14308 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14309 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14310 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14311 (append_linker_options): Don't handle OPT_fshort_double.
14313 PR rtl-optimization/68730
14314 * lra-remat.c (insn_to_cand_activation): New static variable.
14315 (lra_remat): Allocate and free it.
14316 (create_cand): New arg activation. Initialize a field in
14317 insn_to_cand_activation if it is nonnull.
14318 (create_cands): Pass the activation insn to create_cand when making
14319 a candidate involving an output reload. Reorganize code a little.
14320 (do_remat): Keep track of active status of candidates in a separate
14323 2016-02-08 Richard Biener <rguenther@suse.de>
14325 PR tree-optimization/69719
14326 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14327 Properly use absolute of the difference of the two offsets to
14328 compare or adjust the segment length.
14330 2016-02-08 Richard Biener <rguenther@suse.de>
14331 Jeff Law <law@redhat.com>
14334 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14335 types for anonymous SSA names.
14337 2016-02-08 Richard Biener <rguenther@suse.de>
14339 PR rtl-optimization/69274
14340 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14342 2016-02-08 Jeff Law <law@redhat.com>
14344 PR tree-optimization/65917
14345 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14346 equivalences from if (x == y) style conditionals.
14347 (loop_depth_of_name): Remove.
14348 (record_equality): Remove loop depth check.
14349 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14350 (const_and_copies::record_const_or_copy_raw): New member function.
14351 * tree-ssa-scopedtables.c
14352 (const_and_copies::record_const_or_copy_raw): New, factored out of
14353 (const_and_copies::record_const_or_copy): Call new member function.
14355 2016-02-05 Jeff Law <law@redhat.com>
14357 PR tree-optimization/68541
14358 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14359 (count_stmts_in_block): New function.
14360 (poor_ifcvt_candidate_code): Likewise.
14361 (is_feasible_trace): Add some heuristics to determine when path
14362 splitting is profitable.
14363 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14364 is a diamond with a single exit.
14366 2016-02-05 Martin Sebor <msebor@redhat.com>
14369 * doc/invoke.texi: Update -Wplacement-new to take an optional
14372 2016-02-06 Richard Henderson <rth@redhat.com>
14375 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14376 out of non-standard address spaces.
14378 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14380 PR rtl-optimization/69691
14381 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14383 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14385 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14386 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14387 (*ieee128_mfvsrd_64bit): Likewise.
14388 (*ieee128_mfvsrd_32bit): Likewise.
14390 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14394 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14396 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14397 instrumented_version.
14399 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14401 * doc/invoke.texi (Optimize Options): In table of --param options
14402 rename second occurrence of tracer-min-branch-ratio to
14403 tracer-min-branch-probability, rename
14404 tracer-min-branch-ratio-feedback to
14405 tracer-min-branch-probability-feedback and clarify description,
14406 rename sched-spec-state-edge-prob-cutoff to
14407 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14408 to selsched-insns-to-rename, rename lto-minpartition to
14409 lto-min-partition, delete reorder-blocks-duplicate and
14410 reorder-blocks-duplicate-feedback.
14412 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14414 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14417 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14419 * doc/extend.texi: S/390: Correct some typos.
14421 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14423 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14425 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14428 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14429 (s390_register_info_gprtofpr): Use new macros above.
14430 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14432 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14433 its name. Adjust restore and save gpr ranges.
14434 (s390_register_info_set_ranges): New function.
14435 (s390_register_info): Use new macros above. Call
14436 s390_register_info_set_ranges.
14437 (s390_optimize_register_info): Likewise.
14438 (s390_hard_regno_rename_ok): Use new macros.
14439 (s390_hard_regno_scratch_ok): Likewise.
14440 (s390_emit_epilogue): Likewise.
14441 (s390_can_use_return_insn): Likewise.
14442 (s390_optimize_prologue): Likewise.
14443 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14445 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14448 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14450 (ix86_option_override_internal): Disable TARGET_STV even for
14451 -m{incoming,preferred}-stack-boundary=3.
14453 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14455 * config.gcc: Mark deprecated rtems targets as obsolete.
14457 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14459 PR rtl-optimization/64682
14460 PR rtl-optimization/69567
14461 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14462 before I2 only if the register is both used and set in I2.
14464 2016-02-04 DJ Delorie <dj@redhat.com>
14466 * config/msp430/msp430.c (msp430_start_function): Add function type.
14468 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14471 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14473 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14475 PR rtl-optimization/69577
14477 2015-10-29 Richard Henderson <rth@redhat.com>
14481 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14482 sse check to the exact conditions of PR 67609.
14484 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14487 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14488 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14489 not allowed into the traditional Altivec registers.
14490 (movtd_64bit_nodm): Likewise.
14491 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14493 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14495 * config/aarch64/cortex-a57-fma-steering.c
14496 (aarch64_register_fma_steering): Remove "static" from arguments
14499 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14502 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14503 twice when complex.
14505 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14507 * doc/invoke.texi: Delete -mno-fma4.
14509 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14511 PR rtl-optimization/69577
14512 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14513 (find_subregs_of_mode): Update accordingly. Iterate over partial
14516 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14518 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14519 * config/arm/arm.c (neon_reinterpret): Remove.
14520 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14521 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14522 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14523 vreinterpretti): Remove.
14524 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14525 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14526 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14527 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14528 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14529 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14530 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14531 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14532 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14533 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14534 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14535 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14536 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14537 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14538 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14539 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14540 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14541 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14542 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14543 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14544 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14545 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14546 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14547 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14548 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14549 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14550 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14551 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14552 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14553 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14554 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14555 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14556 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14557 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14558 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14559 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14560 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14561 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14562 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14563 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14564 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14565 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14566 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14567 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14568 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14569 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14570 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14571 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14572 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14573 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14574 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14575 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14576 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14577 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14578 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14579 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14580 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14581 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14582 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14583 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14584 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14585 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14586 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14587 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14588 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14589 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14590 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14591 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14592 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14593 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14594 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14595 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14596 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14597 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14598 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14599 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14600 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14601 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14602 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14603 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14604 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14605 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14606 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14607 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14608 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14609 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14610 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14611 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14612 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14613 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14614 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14615 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14616 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14617 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14618 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14619 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14620 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14621 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14622 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14623 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14624 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14625 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14626 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14628 2016-02-04 Martin Liska <mliska@suse.cz>
14631 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14632 that are gimple_store_p.
14633 (maybe_instrument_call): Likewise.
14635 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14637 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14638 register scaling out of memory reference and comment why.
14640 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14644 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14645 folding the source of a SET.
14647 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14651 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14652 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14654 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14658 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14661 2016-02-04 Christian Bruel <christian.bruel@st.com>
14663 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14664 * config/arm/arm.c (arm_set_current_function): Likewise.
14666 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14667 Ilya Enkovich <enkovich.gnu@gmail.com>
14668 H.J. Lu <hongjiu.lu@intel.com>
14671 * config/i386/i386.c (convert_scalars_to_vector): Remove
14672 stack alignment fixes.
14673 (ix86_option_override_internal): Disable TARGET_STV if stack
14674 might not be aligned enough.
14675 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14677 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14679 * config/i386/x86-tune.def: Disable default prefetching
14682 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14683 Vladimir Makarov <vmakarov@redhat.com>
14686 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14687 in validating fused toc addresses.
14689 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14692 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14693 range->m_caret fields if range->m_show_caret_p is false.
14696 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14697 Force oldval into register if it does not satisfy reg_or_short_operand
14698 predicate. Fix up formatting.
14700 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14701 Alexandre Oliva <aoliva@redhat.com>
14704 * lra-constraints.c (simplify_operand_subreg): Check additionally
14705 address validity after potential reloading.
14706 (process_address_1): Check insns validity. In case of failure do
14709 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14712 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14715 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14717 * wide-int.cc (canonize_uhwi): New function.
14718 (wi::divmod_internal): Use it.
14720 2016-02-02 James Norris <jnorris@codesourcery.com
14722 * gimplify.c (omp_notice_variable): Add usage check.
14724 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14726 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14727 like LE, GE, LT, GT when emitting relational operator.
14729 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14731 * ira-costs.c (find_costs_and_classes): Add extra argument.
14732 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14733 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14734 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14735 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14736 Add best_class parameter, and return it if not ALL_REGS.
14737 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14739 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14740 Update target hook.
14742 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14744 * config/aarch64/aarch64.c
14745 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14746 (aarch64_ira_change_pseudo_allocno_class): New function.
14748 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14751 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14753 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14755 * config/avr/avr.c (avr_option_override): Set
14756 PARAM_ALLOW_STORE_DATA_RACES to 1.
14758 2016-02-02 Richard Biener <rguenther@suse.de>
14760 PR tree-optimization/69595
14761 * match.pd: Add range test simplifications to true/false.
14763 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14765 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14766 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14769 2016-02-02 Richard Biener <rguenther@suse.de>
14771 PR tree-optimization/69606
14772 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14773 info on the result before moving a stmt.
14775 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14777 PR middle-end/68542
14778 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14779 branch with vector comparison.
14780 * config/i386/sse.md (VI48_AVX): New mode iterator.
14781 (define_expand "cbranch<mode>4): Add support for conditional branch
14782 with vector comparison.
14783 * tree-vect-loop.c (optimize_mask_stores): New function.
14784 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14785 has_mask_store field of vect_info.
14786 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14787 vectorized loops having masked stores after vec_info destroy.
14788 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14789 correspondent macros.
14790 (optimize_mask_stores): Add prototype.
14792 2016-02-02 Alan Modra <amodra@gmail.com>
14795 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14798 2016-02-02 Alan Modra <amodra@gmail.com>
14801 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14802 whenever toc_label_name used.
14803 (rs6000_file_start): Don't set up toc section here,
14804 (rs6000_output_function_epilogue): do so here instead,
14805 (rs6000_xcoff_file_start): and here.
14806 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14807 (load_toc_aix_di): Likewise.
14809 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14811 PR rtl-optimization/69592
14812 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14813 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14814 (num_sign_bit_copies_binary_arith_p): New inline function.
14815 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14817 2016-02-01 Jeff Law <law@redhat.com>
14819 PR tree-optimization/69580
14820 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14821 * tree-ssa-threadbackward.c
14822 (fsm_find_control_statement_thread_paths): Do not try to walk
14823 through large PHI nodes.
14825 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14827 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14828 when count is incremented above limit, don't analyze further
14831 * omp-low.c (oacc_parse_default_dims): Avoid
14832 -Wsign-compare warning, make sure value fits into int
14833 rather than just unsigned int.
14835 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14837 PR tree-optimization/67921
14838 * fold-const.c (split_tree): New parameters. Convert pointer
14839 type variable part to proper type before negating.
14840 (fold_binary_loc): Pass new arguments to split_tree.
14842 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14844 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14845 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14846 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14847 * doc/tm.texti: Rebuilt.
14848 * doc/invoke.texi (fopenacc-dim): Document.
14849 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14850 (append_compiler_options): Likewise.
14851 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14852 (oacc_parse_default_dims): New.
14853 (oacc_validate_dims): Add USED arg. Select non-unity default when
14855 (oacc_loop_fixed_partitions): Return mask of used partitions.
14856 (oacc_loop_auto_partitions): Emit dump info.
14857 (oacc_loop_partition): Return mask of used partitions.
14858 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14859 loop partitioning and validation calls.
14861 2016-02-01 Richard Biener <rguenther@suse.de>
14863 PR middle-end/69556
14864 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14866 2016-02-01 Richard Biener <rguenther@suse.de>
14868 PR tree-optimization/69574
14869 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14870 of asserting return chrec_dont_know.
14872 2016-02-01 Martin Liska <mliska@suse.cz>
14874 * mem-stats-traits.h: Add copyright header.
14875 * mem-stats.h: Likewise.
14877 2016-02-01 Richard Biener <rguenther@suse.de>
14879 PR tree-optimization/69579
14880 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14881 Do not propagate through abnormal PHI results.
14883 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14885 * postreload.c (reload_cse_simplify): Remove dead code.
14887 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14889 PR rtl-optimization/69570
14890 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14891 if there is more than one set, not if there is a single set.
14893 2016-02-01 Richard Henderson <rth@redhat.com>
14896 * combine.c (make_compound_operation): When looking through a
14897 subreg, make sure to re-extend to the width of the outer mode.
14899 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14901 PR tree-optimization/69546
14902 * wide-int.cc (wi::divmod_internal): For unsigned division
14903 where both operands fit into uhwi, if o1 is 1 and o0 has
14904 msb set, if divident_prec is larger than bits per hwi,
14905 clear another quotient word and return 2 instead of 1.
14906 Similarly for remainder with msb in HWI set, if dividend_prec
14907 is larger than bits per hwi.
14909 2016-01-29 Martin Jambor <mjambor@suse.cz>
14911 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14912 Use short lowercase names.
14913 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14914 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14915 acq_rel one. Protect warning agains segfaults if
14916 get_memory_order_name returns NULL.
14917 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14918 with release semantics. Do not warn if get_memory_order already did.
14919 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14920 semantics. Fix check for relaxed or acquire semantics. Do not warn
14921 if get_memory_order already did.
14923 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14925 * doc/install.texi: Document that isl-0.16 is supported.
14927 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14930 * config/i386/constraints.md (Bm): Describe as special memory
14932 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14933 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14934 * genpreds.c (struct constraint_data): Add is_special_memory.
14935 (have_special_memory_constraints, special_memory_start): New
14937 (special_memory_end): Ditto.
14938 (add_constraint): Add new arg is_special_memory. Add code to
14939 process its true value. Update have_special_memory_constraints.
14940 (process_define_constraint): Pass the new arg.
14941 (process_define_register_constraint): Ditto.
14942 (choose_enum_order): Process special memory.
14943 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14944 function insn_extra_special_memory_constraint.
14945 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14946 * gensupport.c (process_rtx): Process
14947 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14948 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14949 * ira-lives.c (single_reg_class): Use
14950 insn_extra_special_memory_constraint.
14951 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14952 * lra-constraints.c (process_alt_operands): Ditto.
14953 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14954 * recog.c (asm_operand_ok, preprocess_constraints): Process
14956 * reload.c (find_reloads): Ditto.
14957 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14958 * stmt.c (parse_input_constraint): Use
14959 insn_extra_special_memory_constraint.
14961 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14964 * lra-splill.c (lra_final_code_change): Revert r229087 by
14965 removing all sub-registers.
14967 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14970 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14972 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14975 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14976 SSE1, copy target into the temporary reg first before recursing
14979 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14981 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14984 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14986 * ginclude/stdarg.h: Test __cplusplus instead of
14987 __GXX_EXPERIMENTAL_CXX0X__.
14989 2016-01-29 Richard Biener <rguenther@suse.de>
14991 PR tree-optimization/69547
14992 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14993 Do not mark clobbers necessary.
14994 (mark_all_reaching_defs_necessary_1): Likewise.
14996 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14998 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14999 declaration name with %qs and print it in both error messages.
15000 Also fix indentation.
15002 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15005 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15006 trailing blank line from error message.
15008 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15011 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15014 2016-01-29 Richard Biener <rguenther@suse.de>
15016 PR middle-end/69537
15017 * match.pd: Allow all integral types when simplifying a
15018 widening or sign-changing conversion.
15020 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15022 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15023 back to setting codegen_error to fail codegen.
15025 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15028 * config/i386/constraints.md (C): Only accept constant zero operand.
15029 (BC): New constraint.
15030 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15031 instead of C constraint.
15032 * doc/md.texi (Machine Constraints): Update description
15035 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15038 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15040 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15042 PR middle-end/69542
15043 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15046 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15048 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15049 branches if using guessed profile.
15051 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15053 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15055 2016-01-28 Richard Henderson <rth@redhat.com>
15058 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15059 * config/aarch64/aarch64-protos.h: Update.
15060 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15061 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15062 (aarch64_get_condition_code_1): Handle CC_Cmode.
15063 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15064 (*add<mode>3_compareC_cconly_imm): New.
15065 (*add<mode>3_compareC_cconly): New.
15066 (*add<mode>3_compareC_imm): New.
15067 (add<mode>3_compareC): New.
15068 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15069 to be first. Use aarch64_carry_operation.
15070 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15071 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15072 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15073 (subti3): Use subdi3_compare1.
15074 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15075 (sub<mode>3_compare1): New.
15076 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15077 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15078 (*subsi3_carryin_uxtw): Likewise.
15079 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15080 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15081 * config/aarch64/iterators.md (DWI): New.
15082 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15083 (aarch64_borrow_operation): New.
15085 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15087 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15088 message when isl does not return a valid schedule.
15090 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15092 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15093 Remove comments from class declarations: they are already in the code
15096 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15098 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15100 (ternary_op_to_tree): Same.
15101 (unary_op_to_tree): Same.
15102 (nary_op_to_tree): Same.
15103 (gcc_expression_from_isl_expr_op): Same.
15104 (gcc_expression_from_isl_expression): Same.
15105 (graphite_create_new_loop): Same.
15106 (graphite_create_new_loop_guard): Same.
15107 (build_iv_mapping): Same.
15108 (graphite_create_new_guard): Same.
15109 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15110 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15112 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15114 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15115 instead of setting codegen_error to fail codegen.
15117 2016-01-28 Jason Merrill <jason@redhat.com>
15119 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15121 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15123 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15124 Remove CONST_INT_P check in CCMP cost calculation.
15126 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15128 * config/aarch64/aarch64.c (generic_vector_cost):
15129 Set vec_permute_cost.
15130 (cortexa57_vector_cost): Likewise.
15131 (exynosm1_vector_cost): Likewise.
15132 (xgene1_vector_cost): Likewise.
15133 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15134 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15135 Add vec_permute_cost entry.
15137 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15139 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15141 (add<mode>3_compare0): Likewise.
15142 (addsi3_compare0_uxtw): Likewise.
15143 (add<mode>3nr_compare0): Likewise.
15144 (compare_neg<mode>): Likewise.
15145 (<optab><mode>3): Likewise.
15147 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15149 * tree-vect-stmts.c (vectorizable_comparison): Add
15150 NULL check for vectype.
15152 2016-01-28 Richard Biener <rguenther@suse.de>
15154 PR tree-optimization/69466
15155 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15156 Account for PHIs we couldn't duplicate.
15158 2016-01-28 Martin Liska <mliska@suse.cz>
15161 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15162 instead of ENABLE_VALGRIND_CHECKING.
15164 2016-01-27 Richard Henderson <rth@redhat.com>
15167 * lra-remat.c (subreg_regs): New.
15168 (dump_candidates_and_remat_bb_data): Dump it.
15169 (operand_to_remat): Reject if operand in subreg_regs.
15170 (set_bb_regs): Collect subreg_regs.
15171 (lra_remat): Init and free subreg_regs. Compute
15172 calculate_local_reg_remat_bb_data before create_cands.
15174 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15177 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15178 change stack_alignment_needed for __tls_get_addr call.
15180 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15182 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15184 2016-01-27 Jeff Law <law@redhat.com>
15186 PR tree-optimization/68398
15187 PR tree-optimization/69196
15188 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15189 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15190 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15191 Only count PHIs in the last block in the path. The others will
15192 const/copy propagate away. Add heuristic to allow more irreducible
15193 subloops to be created when it is likely profitable to do so.
15195 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15196 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15197 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15199 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15202 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15203 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15204 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15205 * tree-streamer-in.c: Include asan.h.
15206 (streamer_get_builtin_tree): For builtins in sanitizer
15207 range call initialize_sanitizer_builtins and retry.
15209 2016-01-27 Ian Lance Taylor <iant@google.com>
15211 * common.opt (fkeep-gc-roots-live): New undocumented option.
15212 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15213 -fkeep-gc-roots-live, skip pointers.
15214 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15217 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15220 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15221 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15223 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15226 * configure.ac: NetBSD provides SSP in its C library.
15227 * configure: Updated.
15229 2016-01-27 Richard Biener <rguenther@suse.de>
15231 PR tree-optimization/69166
15232 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15233 reduction code for commutativity / associativity.
15235 2016-01-27 Martin Jambor <mjambor@suse.cz>
15237 PR tree-optimization/69355
15238 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15239 total_scalarization fails.
15241 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15243 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15246 2016-01-27 Christian Bruel <christian.bruel@st.com>
15249 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15250 Move arm_reset_previous_fndecl and set_target_option_current_node in
15251 the conditional part. Call save_restore_target_globals.
15252 * config/arm/arm.c (arm_set_current_function):
15253 Refactor to better support #pragma target and attribute mix.
15254 Call save_restore_target_globals.
15255 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15257 2016-01-27 Martin Liska <mliska@suse.cz>
15259 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15260 reference for an HSA kernel and its host function.
15262 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15264 PR tree-optimization/69399
15265 * wide-int.h (wi::lrshift): For larger precisions, only
15266 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15268 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15270 * config/arc/predicates.md (proper_comparison_operator): Reject
15271 constant-constant comparison.
15273 2016-01-26 Tom de Vries <tom@codesourcery.com>
15275 PR tree-optimization/69110
15276 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15277 DR_NUM_DIMENSIONS == 0.
15279 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15280 Sebastian Pop <s.pop@samsung.com>
15282 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15283 isl_ast_op_cond and isl_ast_op_select.
15284 (gcc_expression_from_isl_expr_op): Same.
15286 2016-01-26 Jason Merrill <jason@redhat.com>
15289 * tree.c (recompute_constructor_flags): Split out from
15291 (verify_constructor_flags): New.
15292 * tree.h: Declare them.
15294 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15296 PR rtl-optimization/69217
15297 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15298 are no TYPE_FIELDS set for the record type.
15300 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15303 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15304 toc_label_name unconditionally.
15305 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15306 SYMBOL_REF string. Use toc_label_name instead of constructing
15308 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15309 constructing LCTOC1.
15311 2016-01-26 Martin Sebor <msebor@redhat.com>
15314 * doc/extend.texi (Common Type Attributes): Move text that talks about
15315 attribute packed from attribute aligned to the section discussing
15316 the former attribute for clarity.
15318 2016-01-26 Richard Henderson <rth@redhat.com>
15320 PR middle-end/60908
15321 * trans-mem.c (tm_region_init): Mark entry block as visited.
15323 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15326 * diagnostic-show-locus.c (layout::print_source_line): Replace
15327 call to pp_newline with call to layout::print_newline.
15328 (layout::print_annotation_line): Likewise.
15329 (layout::move_to_column): Likewise.
15330 (layout::print_any_fixits): After printing any fixits, print a
15331 trailing newline, if necessary.
15332 (layout::print_newline): New method, resetting any colorization
15334 (diagnostic_show_locus): Move the pp_newline to before the
15335 early bailout. Remove dummy block enclosing the layout instance.
15336 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15337 of pp_newline_and_flush with pp_flush.
15338 (diagnostic_append_note): Delete use of pp_newline.
15339 (diagnostic_append_note_at_rich_loc): Delete.
15340 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15341 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15342 when newline characters are added to the buffer.
15344 2016-01-26 Michael Matz <matz@suse.de>
15346 * configure.ac (ac_cv_std_swap_in_utility): New test.
15347 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15348 * configure: Regenerate.
15349 * config.in: Regenerate.
15351 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15353 * config/arc/arc.md (cstoresi4): Force operand into register.
15354 (arcset<code>): Fix predicate.
15355 (arcsetltu): Likewise.
15356 (arcsetgeu): Likewise.
15357 (arcsethi): Likewise.
15358 (arcsetls): Likewise.
15360 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15362 PR tree-optimization/69483
15363 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15364 if base has error_mark_node type.
15366 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15369 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15370 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15372 (vget_lane_f16): Handle big-endian.
15373 (vgetq_lane_f16): Likewise.
15374 (vset_lane_f16): Likewise.
15375 (vsetq_lane_f16): Likewise.
15376 * config/arm/iterators.md (VQXMOV): Add V8HF.
15377 (VDQ): Add V4HF and V8HF.
15378 (V_reg): Handle V4HF and V8HF.
15379 (Is_float_mode): Likewise.
15380 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15381 neon_vdup_nv8hf): New patterns.
15382 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15383 Use VD_LANE iterator.
15384 (neon_vld1_dup<mode>): Use VQ2 iterator.
15386 2016-01-26 Nathan Sidwell <nathan@acm.org>
15388 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15389 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15390 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15391 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15392 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15393 (oacc_validate_dims): Add LEVEL arg, don't return level.
15394 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15395 oacc_validate_dims.
15396 (execute_oacc_device_lower): Adjust, add more dump output.
15397 * tree-ssa-loop.c (gate_oacc_kernels): Use
15398 oacc_fn_attrib_kernels_p.
15399 * tree-parloops.c (create_parallel_loop): Adjust
15400 set_oacc_fn_attrib call.
15402 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15405 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15406 (append_compiler_options): Handle -fcilkplus.
15407 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15409 2016-01-26 Nick Clifton <nickc@redhat.com>
15412 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15413 been marked as DECL_ONE_ONLY but we do not the means to make it
15414 so, then do not allow it to bind locally.
15416 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15419 * opts.h (parse_sanitizer_options): New prototype.
15420 * opts.c (sanitizer_opts): New array.
15421 (parse_sanitizer_options): New function.
15422 (common_handle_option): Use parse_sanitizer_options.
15424 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15427 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15428 alignment adjustment to ...
15429 (ix86_update_stack_boundary): Here. Don't over-align stack for
15431 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15432 if __tls_get_addr is called.
15434 2016-01-26 Christian Bruel <christian.bruel@st.com>
15436 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15438 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15440 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15442 2016-01-26 Richard Biener <rguenther@suse.de>
15444 PR middle-end/69467
15445 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15447 2016-01-26 Richard Biener <rguenther@suse.de>
15449 PR tree-optimization/69452
15450 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15451 (move_computations_dom_walker::before_dom_children): Rename
15453 (move_computations_worker): This.
15454 (move_computations): Perform an RPO rather than a DOM walk.
15456 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15459 * combine.c (combine_instructions): For REG_EQUAL note with
15460 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15461 to the underlying register.
15462 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15463 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15465 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15468 * config/aarch64/aarch64-builtins.c
15469 (aarch64_init_simd_builtin_types): Do not set structural
15470 equality to __Poly{8,16,64,128}_t types.
15472 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15474 PR tree-optimization/69400
15475 * wide-int.cc (wi_pack): Take the precision as argument and
15476 perform canonicalization here rather than in the callers.
15477 Use the main loop to handle all full-width HWIs. Add a
15478 zero HWI if in_len isn't a full result.
15479 (wi::divmod_internal): Update accordingly.
15480 (wi::mul_internal): Likewise. Simplify.
15482 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15483 Sebastian Pop <s.pop@samsung.com>
15485 * graphite-poly.c (apply_poly_transforms): Simplify.
15486 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15487 (print_isl_map): Same.
15488 (print_isl_union_map): Same.
15489 (print_isl_schedule): New.
15490 (debug_isl_schedule): New.
15491 * graphite-dependences.c (scop_get_reads): Do not call
15492 isl_union_map_add_map that is undocumented isl functionality.
15493 (scop_get_must_writes): Same.
15494 (scop_get_may_writes): Same.
15495 (scop_get_original_schedule): Remove.
15496 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15497 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15498 (compute_deps): Remove.
15499 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15500 (debug_schedule_ast): New.
15501 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15502 set_separate_option.
15503 (graphite_regenerate_ast_isl): Add dump.
15504 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15505 from scop->transformed_schedule.
15506 (graphite_regenerate_ast_isl): Add more dump.
15507 * graphite-optimize-isl.c (optimize_isl): Set
15508 scop->transformed_schedule. Check whether schedules are equal.
15509 (apply_poly_transforms): Move here.
15510 * graphite-poly.c (apply_poly_transforms): ... from here.
15511 (free_poly_bb): Static.
15512 (free_scop): Static.
15513 (pbb_number_of_iterations_at_time): Remove.
15514 (print_isl_ast): New.
15515 (debug_isl_ast): New.
15516 (debug_scop_pbb): New.
15517 * graphite-scop-detection.c (print_edge): Move.
15518 (print_sese): Move.
15519 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15520 (build_scop_scattering): Remove.
15521 (create_pw_aff_from_tree): Assert instead of bailing out.
15522 (add_condition_to_pbb): Remove unused code, do not fail.
15523 (add_conditions_to_domain): Same.
15524 (add_conditions_to_constraints): Remove.
15525 (build_scop_context): New.
15526 (add_iter_domain_dimension): New.
15527 (build_iteration_domains): Initialize pbb->iterators.
15528 Call add_conditions_to_domain.
15531 (index_outermost_in_loop): New.
15532 (index_pbb_in_loop): New.
15533 (outermost_pbb_in): New.
15534 (add_in_sequence): New.
15535 (add_outer_projection): New.
15536 (outer_projection_mupa): New.
15537 (add_loop_schedule): New.
15538 (build_schedule_pbb): New.
15539 (build_schedule_loop): New.
15540 (embed_in_surrounding_loops): New.
15541 (build_schedule_loop_nest): New.
15542 (build_original_schedule): New.
15543 (build_poly_scop): Call build_original_schedule.
15544 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15545 (free_poly_dr): Remove.
15546 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15547 (free_poly_bb): Remove.
15548 (debug_loop_vec): Remove.
15549 (print_isl_ast): Declare.
15550 (debug_isl_ast): Declare.
15551 (scop_do_interchange): Remove.
15552 (scop_do_strip_mine): Remove.
15553 (scop_do_block): Remove.
15554 (flatten_all_loops): Remove.
15555 (optimize_isl): Remove.
15556 (pbb_number_of_iterations_at_time): Remove.
15557 (debug_scop_pbb): Declare.
15558 (print_schedule_ast): Declare.
15559 (debug_schedule_ast): Declare.
15560 (struct scop): Remove schedule. Add original_schedule,
15561 transformed_schedule.
15562 (free_gimple_poly_bb): Remove.
15563 (print_generated_program): Remove.
15564 (debug_generated_program): Remove.
15565 (unify_scattering_dimensions): Remove.
15566 * sese.c (print_edge): ... here.
15567 (print_sese): ... here.
15568 (debug_edge): ... here.
15569 (debug_sese): ... here.
15570 * sese.h (print_edge): Declare.
15571 (print_sese): Declare.
15572 (dump_edge): Declare.
15573 (dump_sese): Declare.
15575 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15576 Sebastian Pop <s.pop@samsung.com>
15578 * Makefile.in: Set ISLVER in site.exp.
15580 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15582 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15583 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15584 through DECL_VALUE_EXPR for expansion.
15586 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15588 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15589 the frame info after reload completed.
15591 2016-01-25 Jeff Law <law@redhat.com>
15593 PR tree-optimization/69196
15594 PR tree-optimization/68398
15595 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15596 tree-ssa-threadupdate.c.
15597 (determine_bb_domination_status): Prototype
15598 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15599 (determine_bb_domination_status): No longer static.
15600 (valid_jump_thread_path): Remove code to detect characteristics
15601 of the jump thread path not associated with correctness.
15602 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15603 Correct test for thread path length. Count PHIs for real operands as
15604 statements that need to be copied. Do not count ASSERT_EXPRs.
15605 Look at all the blocks in the thread path. Compute and selectively
15606 filter thread paths based on threading through the latch, threading
15607 a multiway branch or crossing a multiway branch.
15609 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15611 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15612 decl with __attribute__ ((unused)) annotation.
15614 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15617 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15618 of operands is compatible with a statement vectype.
15620 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15622 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15623 improve wording for mixed storage order support.
15625 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15627 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15628 (vcvt_u64_f64): Likewise.
15629 (vcvta_s64_f64): Likewise.
15630 (vcvta_u64_f64): Likewise.
15631 (vcvtm_s64_f64): Likewise.
15632 (vcvtm_u64_f64): Likewise.
15633 (vcvtn_s64_f64): Likewise.
15634 (vcvtn_u64_f64): Likewise.
15635 (vcvtp_s64_f64): Likewise.
15636 (vcvtp_u64_f64): Likewise.
15638 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15640 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15641 (arc_init): Check validity mll64 option.
15642 (arc_save_restore): Use double load/store instruction.
15643 (arc_expand_movmem): Likewise.
15644 (arc_split_move): Don't split if we have double load/store
15645 instructions. Returns a boolean.
15646 (arc_process_double_reg_moves): Change function to return boolean
15647 instead of a sequence of instructions.
15648 (arc_dwarf_register_span): New function.
15649 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15650 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15651 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15652 (*movdf_insn): Likewise.
15653 * config/arc/arc.opt (mll64): New option.
15654 * config/arc/predicates.md (even_register_operand): New predicate.
15655 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15657 2016-01-25 Richard Biener <rguenther@suse.de>
15660 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15661 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15663 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15665 2016-01-25 Richard Biener <rguenther@suse.de>
15667 PR tree-optimization/69376
15668 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15670 (VN_INFO_ANTI_RANGE_P): New inline.
15671 (VN_INFO_RANGE_TYPE): Likewise.
15672 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15673 SSA_NAME_ANTI_RANGE_P.
15674 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15675 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15676 Properly query VN_INFO_RANGE_TYPE.
15678 2016-01-25 Nick Clifton <nickc@redhat.com>
15681 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15683 2016-01-23 Tom de Vries <tom@codesourcery.com>
15685 PR tree-optimization/69426
15686 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15689 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15691 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15692 "the the" with "the" in the comments.
15693 * ipa-devirt.c (build_type_inheritance_graph,
15694 update_type_inheritance_graph): Likewise.
15695 * tree.c (build_function_type_list_1): Likewise.
15696 * cfgloopmanip.c (scale_loop_profile): Likewise.
15697 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15698 * gimple-ssa-split-paths.c
15699 (find_block_to_duplicate_for_splitting_paths): Likewise.
15700 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15701 * expr.c (convert_move): Likewise.
15702 * var-tracking.c (vt_stack_adjustments): Likewise.
15703 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15704 * tree-vrp.c (test_for_singularity): Likewise.
15706 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15707 directly instead of building a temporary tree.
15710 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15711 remove <algorithm> include.
15713 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15716 * config/i386/i386.c: Include dojump.h.
15717 (expand_small_movmem_or_setmem,
15718 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15720 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15721 if dynamic_check != -1.
15723 2016-01-21 Jeff Law <law@redhat.com>
15725 PR middle-end/69347
15726 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15727 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15728 into dominated_by_p.
15729 (cprop_into_successor_phis): Avoid unnecessary tests.
15731 2016-01-22 Richard Henderson <rth@redhat.com>
15734 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15735 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15737 2016-01-22 Michael Matz <matz@suse.de>
15739 * system.h (string, algorithm): Include only conditionally.
15740 (new): Include always under C++.
15741 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15742 * final.c (toplevel): Ditto.
15743 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15744 * genconditions.c (write_header): Make gencondmd.c define
15746 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15748 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15749 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15751 2016-01-22 Christian Bruel <christian.bruel@st.com>
15754 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15756 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15759 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15760 define_insn_and_split. Ensure operands[1] and operands[0] do not
15761 get assigned the same register.
15763 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15765 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15767 2016-01-22 Christian Bruel <christian.bruel@st.com>
15769 * config/arm/arm-c.c (arm_pragma_target_parse):
15770 Remove warn_builtin_macro_redefined overwrite.
15772 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15774 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15775 flag_non_call_exceptions compatibility.
15777 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15780 * dwarf2out.c (add_child_die_after): New function.
15781 (dwarf_qual_info_t): New type.
15782 (dwarf_qual_info): New variable.
15783 (qualified_die_p): New function.
15784 (modified_type_die): For -fdebug-types-section, ensure
15785 canonical order of qualifiers. Put qualified DIEs adjacent
15786 to the corresponding non-qualified type DIE and search there
15787 for existing qualified DIEs.
15789 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15791 * doc/extend.texi (scalar_storage_order type attribute): Document
15792 restriction on type punning and aliasing, and remove future tense.
15794 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15797 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15800 2016-01-21 Jeff Law <law@redhat.com>
15802 PR middle-end/69347
15803 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15804 useless call to record_temporary_equivalences.
15805 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15806 allocate 10 slots in the bb_path vector and let it grow as needed.
15807 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15810 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15812 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15814 * configure: Regenerate.
15816 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15818 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15819 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15821 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15823 PR middle-end/66178
15824 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15825 drop EXPAND_INITIALIZER.
15826 * rtl.h (contains_symbolic_reference_p): Declare.
15827 * rtlanal.c (contains_symbolic_reference_p): New function.
15828 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15829 a subtraction into a NOT if symbolic constants are involved.
15831 2016-01-21 Anton Blanchard <anton@samba.org>
15832 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15835 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15837 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15840 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15842 * config/microblaze/microblaze.c
15843 (get_branch_target): New.
15844 (insert_wic_for_ilb_runout): New.
15846 (microblaze_machine_dependent_reorg): New.
15847 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15848 * config/microblaze/microblaze.md
15849 (UNSPEC_IPREFETCH): Define.
15850 (iprefetch): New pattern
15851 * config/microblaze/microblaze.opt
15852 (mxl-prefetch): New flag.
15854 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15856 * config/microblaze/microblaze.h
15857 (FIXED_REGISTERS): Update in macro.
15858 (CALL_USED_REGISTERS): Update in macro.
15860 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15862 PR rtl-optimization/68920
15863 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15866 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15868 PR rtl-optimization/68990
15869 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15870 pseudo instead of inheritance ones.
15872 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15873 Nick Clifton <nickc@redhat.com>
15877 * config/mips/mips.c (mips_compute_frame_info): Initialise
15878 args_size and hard_frame_pointer_offset fields of the frame
15879 structure before calling mips_global_pointer.
15881 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15883 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15885 * configure: Regenerate.
15887 2016-01-21 Richard Biener <rguenther@suse.de>
15889 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15891 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15893 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15894 to actually emit the .size directive.
15896 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15897 Jakub Jelinek <jakub@redhat.com>
15901 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15902 args array size by one to avoid buffer overflow.
15904 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15906 * config/s390/s390.md (pool_section_start): Use switch_to_section
15907 to select proper read-only data section instead of hardcoding
15909 (pool_section_end): Use switch_to_section to match the above.
15911 2016-01-21 Richard Biener <rguenther@suse.de>
15913 PR tree-optimization/69378
15914 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15915 (set_ssa_val_to): Use it for dominance checks taking into
15916 account not executable edges.
15918 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15921 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15922 for bitsize instead of GET_MODE_PRECISION (mode).
15924 2016-01-20 Martin Sebor <msebor@redhat.com>
15927 * extend.texi (__sync Builtins): Clarify the semantics of
15928 __sync_fetch_and_OP built-ins on pointers.
15929 (__atomic Builtins): Same.
15931 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15932 Sebastian Pop <s.pop@samsung.com>
15934 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15935 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15936 (is_valid_rename): Same.
15937 (translate_isl_ast_to_gimple::get_rename): Same.
15938 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15939 (translate_isl_ast_to_gimple::rename_uses): Same.
15940 (get_new_name): Check for close_phi nodes.
15941 (copy_loop_phi_args): Use phi_node_kind.
15942 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15943 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15945 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15946 Sebastian Pop <s.pop@samsung.com>
15948 Revert commit r229783.
15949 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15950 Remove use of parameter_rename_map.
15951 (copy_def): Remove.
15952 (copy_internal_parameters): Remove.
15953 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15954 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15955 (free_sese_info): Do not free parameter_rename_map.
15956 (set_rename): Do not use parameter_rename_map.
15957 (rename_uses): Update call to set_rename.
15958 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15959 * sese.h (parameter_rename_map_t): Remove.
15960 (struct sese_info_t): Remove field parameter_rename_map.
15962 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15963 Sebastian Pop <s.pop@samsung.com>
15965 * graphite-isl-ast-to-gimple.c: Fix comment.
15966 * graphite-scop-detection.c (defined_in_loop_p): New.
15967 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15968 names defined in loop.
15970 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15971 Sebastian Pop <s.pop@samsung.com>
15973 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15974 Discard unstructured if-then-else regions.
15976 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15977 Sebastian Pop <s.pop@samsung.com>
15979 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15980 (cleanup_loop_iter_dom): Remove.
15981 (build_loop_iteration_domains): Remove.
15982 (build_scop_context): Remove.
15983 (build_scop_iteration_domain): Remove.
15984 (add_loop_constraints): New.
15985 (build_iteration_domains): New.
15986 (build_poly_scop): Call build_iteration_domains.
15988 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15989 Sebastian Pop <s.pop@samsung.com>
15991 * graphite-scop-detection.c
15992 (scop_detection::harmful_loop_in_region): Free dom and loops.
15993 (scop_detection::loop_body_is_valid_scop): Free bbs.
15995 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15996 Sebastian Pop <s.pop@samsung.com>
15998 * graphite-scop-detection.c (record_loop_in_sese): New.
15999 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16000 (build_scops): Remove call to build_sese_loop_nests.
16001 * sese.c (sese_record_loop): Remove.
16002 (build_sese_loop_nests): Remove.
16003 (new_sese_info): Remove region->loops.
16004 (free_sese_info): Same.
16005 * sese.h (sese_contains_loop): Same.
16006 (build_sese_loop_nests): Remove.
16007 (sese_contains_loop): Remove.
16009 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16010 Sebastian Pop <s.pop@samsung.com>
16012 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16013 loop_is_valid_in_scop.
16014 (scop_detection::harmful_stmt_in_region): Renamed
16015 harmful_loop_in_region.
16016 Call loop_is_valid_in_scop.
16018 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16019 Sebastian Pop <s.pop@samsung.com>
16021 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16024 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16025 Sebastian Pop <s.pop@samsung.com>
16027 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16028 * graphite.h (struct poly_bb): Remove field is_reduction.
16029 (PBB_IS_REDUCTION): Remove.
16031 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16032 Sebastian Pop <s.pop@samsung.com>
16034 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16035 (add_pdr_constraints): Same.
16036 (scop_get_reads): Same.
16037 (scop_get_must_writes): Same.
16038 (scop_get_may_writes): Same.
16039 (scop_get_original_schedule): Same.
16040 (extend_schedule): Same.
16041 (apply_schedule_on_deps): Same.
16042 (carries_deps): Same.
16043 (compute_deps): Same.
16044 (scop_get_dependences): Same.
16045 * graphite-isl-ast-to-gimple.c
16046 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16047 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16048 (get_schedule_for_band_list): Same.
16049 (get_schedule_map): Same.
16050 (apply_schedule_map_to_scop): Same.
16051 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16052 (build_loop_iteration_domains): Same.
16053 (add_condition_to_pbb): Same.
16054 (add_param_constraints): Same.
16055 (pdr_add_memory_accesses): Same.
16056 (pdr_add_data_dimensions): Same.
16058 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16060 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16063 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16065 * common.opt (feliminate-dwarf2-dups): Replace references to
16066 "DWARF 2" with just "DWARF".
16067 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16068 * doc/extend.texi: Likewise.
16069 * doc/cpp.texi: Likewise.
16070 * doc/invoke.texi: Likewise.
16071 (Option Summary): Add -gdwarf to list of Debugging Options.
16072 (Debugging Options): Document -gdwarf.
16073 * doc/contrib.texi: Spell "DWARF" like that.
16075 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16077 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16078 warning. Fix up formatting.
16080 PR middle-end/67653
16081 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16082 attempt to mark memory input operand addressable and
16083 call prepare_gimple_addressable in that case. Don't adjust
16084 input_location for diagnostics, use error_at instead.
16086 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16088 * config/rs6000/ppc-auxv.h: New file.
16089 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16090 (cpu_is): Likewise.
16091 (cpu_supports): Likewise.
16092 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16093 (cpu_is_info): New variable.
16094 (cpu_supports_info): Likewise.
16095 (tcb_verification_symbol): Likewise.
16096 (cpu_builtin_p): Likewise.
16097 (cpu_expand_builtin): New function.
16098 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16099 (rs6000_init_builtins): Likewise.
16100 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16101 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16102 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16103 * configure: Regenerate.
16104 * config.in: Likewise.
16105 * doc/extend.texi (PowerPC Built-in Functions): Document
16106 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16108 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16111 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16113 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16116 2016-01-20 Richard Henderson <rth@redhat.com>
16122 * tree.c (tm_define_builtin): New.
16123 (find_tm_vector_type): New.
16124 (build_tm_vector_builtins): New.
16125 (build_common_builtin_nodes): Call it.
16127 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16129 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16130 (arm_fp_ok): Likewise.
16131 (arm_fp): Likewise.
16132 (arm_crypto): Likewise.
16134 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16135 Richard Biener <rguenther@suse.de>
16137 PR tree-optimization/69328
16138 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16139 vectors have same number of elements.
16140 (vectorizable_condition): Fix masked version recognition.
16142 2016-01-20 Richard Biener <rguenther@suse.de>
16144 PR tree-optimization/69345
16145 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16146 (VN_INFO_PTR_INFO): Likewise.
16147 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16148 info when it is equal between non-dominating SSA names.
16149 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16150 Make sure to look at original SSA infos.
16152 2016-01-20 Jeff Law <law@redhat.com>
16155 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16157 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16158 (pc_or_label_operand): New predicate.
16159 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16160 tests for small integers that are 2^n - 1.
16162 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16164 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16166 2016-01-19 Jeff Law <law@redhat.com>
16168 PR middle-end/69347
16169 * tree-ssa-threadbackwards.c
16170 (fsm_find_control_statement_thread_paths): Do not try to lookup
16171 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16173 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16175 * doc/lto.texi: Remove text that says only Gold has linker plugin
16178 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16180 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16181 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16182 the DIE accordingly.
16183 (modified_type_die): Add REVERSE parameter and pass it recursively,
16184 as well as to base_type_die. Adjust presence check accordingly.
16185 (base_type_for_mode): Adjust call to modified_type_die.
16186 (add_type_attribute): Add REVERSE parameter and pass it to
16188 (generic_parameter_die): Adjust call to add_type_attribute.
16189 (add_scalar_info): Likewise.
16190 (add_subscript_info): Likewise.
16191 (gen_array_type_die): Likewise.
16192 (gen_descr_array_type_die): Likewise.
16193 (gen_entry_point_die): Likewise.
16194 (gen_enumeration_type_die): Likewise.
16195 (gen_formal_parameter_die): Likewise.
16196 (gen_subprogram_die): Likewise.
16197 (gen_variable_die ): Likewise.
16198 (gen_const_die): Likewise.
16199 (gen_field_die): Likewise.
16200 (gen_pointer_type_die): Likewise.
16201 (gen_reference_type_die): Likewise.
16202 (gen_ptr_to_mbr_type_die): Likewise.
16203 (gen_inheritance_die): Likewise.
16204 (gen_subroutine_type_die): Likewise.
16205 (gen_typedef_die): Likewise.
16206 (force_type_die): Adjust call to modified_type_die.
16208 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16210 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16211 flow throughout the file. Fix broken link to Objective-C 2.0
16213 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16216 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16218 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16220 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16223 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16224 (maybe_record_node): Record cxa_pure_virtual as the only possible
16225 target if there are not ohter candidates.
16226 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16228 2016-01-19 Richard Biener <rguenther@suse.de>
16230 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16231 (get_memory_order): Likewise.
16233 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16235 * tree-vect-stmts.c (vectorizable_store): Check
16238 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16241 * gcc.c (driver::decode_argv): Add call to
16242 init_opts_obstack before init_options_struct.
16243 * opts.c (init_opts_obstack): Remove idempotency.
16244 (init_options_struct): Replace call to init_opts_obstack
16245 with a gcc_assert to verify that it has already been called.
16246 * toplev.c (toplev::main): Add call to init_opts_obstack before
16247 calls to init_options_struct.
16248 (toplev::finalize): Move cleanup of opts_obstack next to
16249 cleanup of save_decoded_options, clearing the latter, and
16250 save_decoded_options_count.
16252 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16255 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16256 attribute to unconditional. Remove %? from output template.
16258 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16259 Jiong Wang <jiong.wang@arm.com>
16261 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16262 generated from different expand order.
16264 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16266 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16267 Add support for CCMP costing.
16269 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16271 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16272 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16273 (fccmpe<mode>): Likewise.
16274 (fcmp): Rename to fcmp and globalize pattern.
16276 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16277 (aarch64_gen_ccmp_next): Add FP support.
16279 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16281 * target.def (gen_ccmp_first): Update documentation.
16282 (gen_ccmp_next): Likewise.
16283 * doc/tm.texi (gen_ccmp_first): Update documentation.
16284 (gen_ccmp_next): Likewise.
16285 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16286 expand_ccmp_expr_1. Improve comments.
16287 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16288 (ccmp_ior<mode>): Remove pattern.
16289 (cmp<mode>): Remove expand.
16290 (cmp): Globalize pattern.
16291 (cstorecc4): Use cc_register.
16292 (mov<mode>cc): Remove ccmp_cc_register check.
16293 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16294 Simplify after removal of CC_DNE/* modes.
16295 (aarch64_ccmp_mode_to_code): Remove.
16296 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16297 In 'k' case use integer as condition.
16298 (aarch64_nzcv_codes): Remove inverted cases.
16299 (aarch64_code_to_ccmode): Remove.
16300 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16301 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16302 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16303 pattern. Return the comparison with CC register. Invert conditions
16304 when bitcode is OR.
16305 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16306 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16308 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16310 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16311 instrumented_version.
16313 2016-01-19 Richard Biener <rguenther@suse.de>
16315 PR tree-optimization/69336
16316 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16317 handled components with get_ref_base_and_extent.
16318 (equal_mem_array_ref_p): Adjust.
16320 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16323 * shrink-wrap.c: Include valtrack.h.
16324 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16325 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16326 in between insn and where it will be moved to. Call
16327 dead_debug_insert_temp.
16328 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16329 first and dead_debug_local_finish at the end.
16330 For uses and defs bitmap, handle all regs in between REGNO and
16331 END_REGNO, not just the first one.
16333 2016-01-19 Richard Biener <rguenther@suse.de>
16335 PR tree-optimization/69352
16336 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16337 (equal_mem_array_ref_p): Constrain size and max size properly.
16338 Compare the reverse flag.
16340 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16342 * ira.c (ira): Update regstat data if we deleted insns.
16344 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16346 PR rtl-optimization/68955
16347 PR rtl-optimization/64557
16348 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16349 here. Fix up formatting.
16350 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16352 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16355 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16356 assume that the node has body.
16357 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16360 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16362 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16365 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16367 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16368 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16370 2016-01-19 Martin Jambor <mjambor@suse.cz>
16371 Martin Liska <mliska@suse.cz>
16372 Michael Matz <matz@suse.de>
16374 * Makefile.in (OBJS): Add new source files.
16375 (GTFILES): Add hsa.c.
16376 * common.opt (disable_hsa): New variable.
16377 (-Whsa): New warning.
16378 * config.in (ENABLE_HSA): New.
16379 * configure.ac: Treat hsa differently from other accelerators.
16380 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16381 $enable_offloading.
16382 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16383 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16384 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16385 --with-hsa-kmt-lib.
16386 * doc/invoke.texi (-Whsa): Document.
16387 (hsa-gen-debug-stores): Likewise.
16388 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16389 to invoke offload compiler for hsa acclerator.
16390 * opts.c (common_handle_option): Determine whether HSA offloading
16391 should be performed.
16392 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16393 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16394 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16395 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16396 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16397 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16398 GF_OMP_FOR_KIND_GRID_LOOP.
16399 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16400 (pp_gimple_stmt_1): Likewise.
16401 * gimple-walk.c (walk_gimple_stmt): Likewise.
16402 * gimple.c (gimple_build_omp_grid_body): New function.
16403 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16404 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16405 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16406 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16407 GF_OMP_TEAMS_GRID_PHONY.
16408 (gimple_statement_omp_single_layout): Updated comments.
16409 (gimple_build_omp_grid_body): New function.
16410 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16411 (gimple_omp_for_grid_phony): New function.
16412 (gimple_omp_for_set_grid_phony): Likewise.
16413 (gimple_omp_parallel_grid_phony): Likewise.
16414 (gimple_omp_parallel_set_grid_phony): Likewise.
16415 (gimple_omp_teams_grid_phony): Likewise.
16416 (gimple_omp_teams_set_grid_phony): Likewise.
16417 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16418 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16419 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16420 (BUILT_IN_GOMP_TARGET): Updated type.
16421 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16422 (adjust_for_condition): New function.
16423 (get_omp_for_step_from_incr): Likewise.
16424 (extract_omp_for_data): Moved parts to adjust_for_condition and
16425 get_omp_for_step_from_incr.
16426 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16427 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16428 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16429 (scan_omp_parallel): Do not create child functions for phony
16431 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16432 (scan_omp_1_op): Checking assert we are not remapping to
16433 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16434 (parallel_needs_hsa_kernel_p): New function.
16435 (expand_parallel_call): Register apprpriate parallel child
16436 functions as HSA kernels.
16437 (grid_launch_attributes_trees): New type.
16438 (grid_attr_trees): New variable.
16439 (grid_create_kernel_launch_attr_types): New function.
16440 (grid_insert_store_range_dim): Likewise.
16441 (grid_get_kernel_launch_attributes): Likewise.
16442 (get_target_argument_identifier_1): Likewise.
16443 (get_target_argument_identifier): Likewise.
16444 (get_target_argument_value): Likewise.
16445 (push_target_argument_according_to_value): Likewise.
16446 (get_target_arguments): Likewise.
16447 (expand_omp_target): Call get_target_arguments instead of looking
16448 up for teams and thread limit.
16449 (grid_expand_omp_for_loop): New function.
16450 (grid_arg_decl_map): New type.
16451 (grid_remap_kernel_arg_accesses): New function.
16452 (grid_expand_target_kernel_body): New function.
16453 (expand_omp): Call it.
16454 (lower_omp_for): Do not emit phony constructs.
16455 (lower_omp_taskreg): Do not emit phony constructs but create for them
16456 a temporary variable receiver_decl.
16457 (lower_omp_taskreg): Do not emit phony constructs.
16458 (lower_omp_teams): Likewise.
16459 (lower_omp_grid_body): New function.
16460 (lower_omp_1): Call it.
16461 (grid_reg_assignment_to_local_var_p): New function.
16462 (grid_seq_only_contains_local_assignments): Likewise.
16463 (grid_find_single_omp_among_assignments_1): Likewise.
16464 (grid_find_single_omp_among_assignments): Likewise.
16465 (grid_find_ungridifiable_statement): Likewise.
16466 (grid_target_follows_gridifiable_pattern): Likewise.
16467 (grid_remap_prebody_decls): Likewise.
16468 (grid_copy_leading_local_assignments): Likewise.
16469 (grid_process_kernel_body_copy): Likewise.
16470 (grid_attempt_target_gridification): Likewise.
16471 (grid_gridify_all_targets_stmt): Likewise.
16472 (grid_gridify_all_targets): Likewise.
16473 (execute_lower_omp): Call grid_gridify_all_targets.
16474 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16475 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16476 (tree_omp_clause): Added union field dimension.
16477 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16478 * tree.c (omp_clause_num_ops): Added number of arguments of
16479 OMP_CLAUSE__GRIDDIM_.
16480 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16481 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16482 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16483 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16484 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16485 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16486 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16487 * tree-pass.h (make_pass_gen_hsail): Declare.
16488 (make_pass_ipa_hsa): Likewise.
16489 * ipa-hsa.c: New file.
16490 * lto-section-in.c (lto_section_name): Add hsa section name.
16491 * lto-streamer.h (lto_section_type): Add hsa section.
16492 * timevar.def (TV_IPA_HSA): New.
16493 * hsa-brig-format.h: New file.
16494 * hsa-brig.c: New file.
16495 * hsa-dump.c: Likewise.
16496 * hsa-gen.c: Likewise.
16499 * toplev.c (compile_file): Call hsa_output_brig.
16500 * hsa-regalloc.c: New file.
16502 2016-01-18 Jeff Law <law@redhat.com>
16504 PR tree-optimization/69320
16505 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16506 ranged object, do nothing if the RHS constant is not [0..1].
16507 (optimize_stmt): Comparing a boolean ranged object against a
16508 constant outside [0..1] results in a compile-time constant.
16510 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16513 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16515 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16516 (Option Summary): Update to reflect new section and moved options.
16517 (C++ Dialect Options): Move -fstats to new section.
16518 (Debugging Options): Move all dump, statistics, and other GCC
16519 developer options to new section. Rewrite section introduction
16520 and re-order remaining options to put the more basic ones first.
16521 (Optimization Options): Move -fira-verbose and -flto-report* to
16523 (Developer Options): New section incorporating moved options.
16524 * doc/cppopts.texi (-dM): Update cross-reference.
16526 2016-01-18 Richard Henderson <rth@redhat.com>
16529 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16530 operands to pseudo only if CSE is expected. Split long immediate
16531 operands only after reload, and for the stack pointer.
16532 (*add<GPI>3_pluslong): Remove.
16533 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16534 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16535 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16536 (*add<GPI>3 peepholes): New.
16537 (*add<GPI>3 splitters): New.
16538 * config/aarch64/constraints.md (Upl): New.
16539 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16541 2016-01-18 Richard Biener <rguenther@suse.de>
16543 PR tree-optimization/69297
16544 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16546 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16548 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16550 PR middle-end/68542
16551 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16552 of mixind vector and scalar types.
16553 (fold_relational_const): Add handling of vector
16554 comparison with boolean result.
16555 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16556 comparison of vector operands with boolean result for EQ/NE only.
16557 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16558 (verify_gimple_cond): Likewise.
16559 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16562 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16564 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16567 2016-01-18 Richard Biener <rguenther@suse.de>
16569 PR middle-end/69308
16570 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16572 2016-01-18 Tom de Vries <tom@codesourcery.com>
16574 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16576 2016-01-18 Tom de Vries <tom@codesourcery.com>
16578 * omp-low.c (set_oacc_fn_attrib): Make extern.
16579 * omp-low.h (set_oacc_fn_attrib): Declare.
16580 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16581 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16582 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16583 Add and handle function parameter oacc_kernels_p.
16584 (find_reduc_addr, get_omp_data_i_param): New function.
16585 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16586 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16587 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16588 Calculate dominance info. Skip loops that are not in a kernels region
16589 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16590 (pass_parallelize_loops::execute): Call parallelize_loops with
16591 oacc_kernels_p argument.
16592 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16593 New member function.
16594 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16595 * passes.def: Add argument to pass_parallelize_loops instantation.
16597 2016-01-18 Tom de Vries <tom@codesourcery.com>
16599 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16600 pass_parallelize_loops to be run outside the loop pipeline.
16602 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16604 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16605 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16607 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16610 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16611 using get_ref_base_and_extent.
16612 (equal_mem_array_ref_p): New.
16613 (hashable_expr_equal_p): Add call to previous.
16615 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16618 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16619 (sra_initialize): Allocate disqualified_constants.
16620 (sra_deinitialize): Free disqualified_constants.
16621 (disqualify_candidate): Update disqualified_constants when appropriate.
16622 (create_access): Scan for constant-pool entries as we go along.
16623 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16624 (maybe_add_sra_candidate): Allow constant-pool entries.
16625 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16626 (initialize_constant_pool_replacements): New.
16627 (sra_modify_assign): Avoid mangling assignments created by previous,
16628 and don't generate writes into constant pool.
16629 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16631 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16633 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16634 andnot instruction.
16635 (scalar_chain::convert_op): Likewise.
16636 * config/i386/i386.md (*andndi3_doubleword): New.
16638 2016-01-18 Richard Biener <rguenther@suse.de>
16640 PR tree-optimization/69170
16641 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16642 building a vector from scalar results of a pattern stmt.
16644 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16646 * haifa-sched.c (autopref_multipass_init): Work around
16647 -Wmaybe-uninitialized warning.
16649 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16651 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16652 against the constant 0.
16654 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16656 PR tree-optimization/68799
16657 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16658 look up phi candidates in the statement-candidate map.
16659 (phi_add_costs): Likewise.
16660 (record_phi_increments): Likewise.
16661 (phi_incr_cost): Likewise.
16662 (ncd_with_phi): Likewise.
16663 (all_phi_incrs_profitable): Likewise.
16665 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16667 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16668 -Wmaybe-uninitialized warning.
16670 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16672 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16673 (Option Summary): Update to reflect new section and moved options.
16674 (C++ Dialect Options): Move -fvtable-verify and related options.
16675 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16676 and profiling-related options.
16677 (Optimization Options): Move profile generation options and
16678 -fstack-protector and related options.
16679 (Instrumentation Options): New section incorporating moved options.
16680 (Code Generation Options): Move -finstrument-functions and
16681 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16683 2016-01-16 Tom de Vries <tom@codesourcery.com>
16685 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16687 2016-01-16 Tom de Vries <tom@codesourcery.com>
16689 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16691 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16693 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16694 that checks whether the table is already empty. Rename the
16695 original implementation to...
16696 (hash_table::empty_slot): ...this new private function.
16698 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16700 PR diagnostic/68899
16701 * diagnostic-show-locus.c (layout::print_source_line): Move x
16702 offset of line until after call to
16703 get_line_width_without_trailing_whitespace.
16705 2016-01-15 Jeff Law <law@redhat.com>
16707 PR tree-optimization/69270
16708 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16709 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16710 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16711 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16712 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16713 ssa_name_has_boolean_range and constant_boolean_node.
16715 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16717 PR rtl-optimization/69030
16718 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16720 (spill_pseudos): Delete debug insn for dead pseudo.
16721 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16723 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16725 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16727 (TYPES_UNOPUS): Likewise.
16728 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16729 builtin type, from UNOP to UNOPUS.
16730 (lbtruncuv4sf): Likewise.
16731 (lbtruncuv2df): Likewise.
16732 (lrounduv2sf): Likewise.
16733 (lrounduv4sf): Likewise.
16734 (lrounduv2df): Likewise.
16735 (lroundusf): Likewise.
16736 (lroundusf): Likewise.
16737 (lceiluv2sf): Likewise.
16738 (lceiluv4sf): Likewise.
16739 (lceiluv2df): Likewise.
16740 (lceilusf): Likewise.
16741 (lceiludf): Likewise.
16742 (lflooruv2sf): Likewise.
16743 (lflooruv4sf): Likewise.
16744 (lflooruv2df): Likewise.
16745 (lfloorusf): Likewise.
16746 (lfloorudf): Likewise.
16747 (lfrintnuv2sf): Likewise.
16748 (lfrintnuv4sf): Likewise.
16749 (lfrintnuv2df): Likewise.
16750 (lfrintnusf): Likewise.
16751 (lfrintnudf): Likewise.
16752 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16754 (vcvtq_u32_f32): Likewise.
16755 (vcvtq_u64_f64): Likewise.
16756 (vcvta_u32_f32): Likewise.
16757 (vcvtaq_u32_f32): Likewise.
16758 (vcvtaq_u64_f64): Likewise.
16759 (vcvtm_u32_f32): Likewise.
16760 (vcvtmq_u32_f32): Likewise.
16761 (vcvtmq_u64_f64): Likewise.
16762 (vcvtn_u32_f32): Likwise.
16763 (vcvtnq_u32_f32): Likewise.
16764 (vcvtnq_u64_f64): Likewise.
16765 (vcvtp_u32_f32): Likewise.
16766 (vcvtpq_u32_f32): Likewise.
16767 (vcvtpq_u64_f64): Likewise.
16768 (vcvtmd_u64_f64): Likewise.
16769 (vcvtms_u32_f32): Likewise.
16770 (vcvtad_u64_f64): Likewise.
16771 (vcvtas_u32_f32): Likewise.
16772 (vcvtnd_u64_f64): Likewise.
16773 (vcvtns_u32_f32): Likewise.
16774 (vcvtpd_u64_f64): Likewise.
16775 (vcvtps_u32_f32): Likewise.
16777 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16779 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16780 CSEL of zero_extended registers.
16782 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16784 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16785 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16787 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16789 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16790 false when argument string is not found in the attributes table
16793 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16796 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16797 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16798 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16799 precision estimate.
16801 2016-01-15 Richard Biener <rguenther@suse.de>
16803 PR tree-optimization/66856
16804 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16805 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16806 (vect_create_new_slp_node): Increment stmt reference count.
16807 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16808 an SLP tree before swapping operands.
16809 (vect_build_slp_tree): Likewise.
16810 (destroy_bb_vec_info): Free stmt info after SLP instances.
16811 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16812 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16813 (STMT_VINFO_NUM_SLP_USES): New macro.
16815 2016-01-15 Richard Biener <rguenther@suse.de>
16818 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16819 (add_linkage_name): ... here.
16820 (gen_typedef_die): Use add_linkage_name_raw instead of
16821 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16824 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16826 * gimplify.c (oacc_default_clause): Decode reference and pointer
16827 types for both kernels and parallel regions.
16829 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16831 PR middle-end/69246
16832 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16834 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16836 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16837 (convert_scalars_to_vector): Likewise.
16839 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16841 * doc/extend.texi (Type Traits): Fix grammar.
16843 2016-01-15 Martin Jambor <mjambor@suse.cz>
16845 * tree-inline.c (remap_decl): Use existing dclarations if
16846 remapping a type and prevent_decl_creation_for_types.
16847 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16848 decls first. Do real remapping with
16849 prevent_decl_creation_for_types set.
16850 * tree-inline.h (copy_body_data): New field
16851 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16854 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16856 * config/s390/s390.opt (mmvcle): More verbose help text.
16858 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16860 * config/s390/s390.opt: Add period to -mzvector option text.
16862 2016-01-15 Richard Biener <rguenther@suse.de>
16864 PR tree-optimization/68961
16865 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16866 of invariants in stores again.
16868 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16870 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16872 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16874 * config/i386/i386.c (ix86_expand_branch): Don't split
16875 DI mode xor instruction to SI mode.
16877 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16880 * ipa-icf.c (sem_function::merge): Virtual functions may become
16881 reachable even if they address is not taken and there are no
16884 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16886 * lto-streamer-out.c (subtract_estimated_size): New function.
16887 (get_symbol_initial_value): Use it.
16889 2016-01-15 Christian Bruel <christian.bruel@st.com>
16892 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16893 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16894 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16895 use add_builtin_function_ext_scope instead of add_builtin_function.
16896 (neon_set_p, neon_crypto_set_p): Remove.
16897 (arm_init_builtins): Always call arm_init_neon_builtins and
16898 arm_init_crypto_builtins.
16899 (arm_expand_builtin): Check that builtins are allowed for the arch.
16900 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16901 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16902 arm_init_neon_builtins call.
16904 2016-01-15 Richard Biener <rguenther@suse.de>
16906 PR tree-optimization/69117
16907 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16908 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16909 of the leader conservatively.
16910 (free_scc_vn): Restore original SSA name infos.
16912 2016-01-14 Jeff Law <law@redhat.com>
16914 PR tree-optimization/69270
16915 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16916 single bit of precision, verify it's also unsigned.
16917 (record_edge_info): Use constant_boolean_node rather than fold_convert
16918 to convert boolean_true/boolean_false to the right type.
16920 2016-01-14 Richard Henderson <rth@redhat.com>
16923 * loop-doloop.c (record_reg_sets): New.
16924 (doloop_optimize): Reject the transform if the sequence
16925 clobbers registers live at the end of the loop block.
16926 (doloop_optimize_loops): Enable df_live if needed.
16928 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16930 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16931 * config/rs6000/rs6000.c: Likewise.
16932 * config/rs6000/rs6000.h: Likewise.
16933 * config/rs6000/rs6000.md: Likewise.
16934 * doc/extend.texi: Likewsie.
16936 2016-01-14 Jeff Law <law@redhat.com>
16938 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16941 2016-01-14 Richard Henderson <rth@redhat.com>
16945 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16946 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16947 instead of builtin_decl_declared_p to test for declaration.
16949 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16951 * doc/loop.texi (Loop Analysis and Representation): Document
16952 loop_depth function.
16954 2016-01-14 Tom de Vries <tom@codesourcery.com>
16956 PR tree-optimization/68773
16957 * omp-low.c (expand_omp_target): Don't set force_output.
16958 * varpool.c (varpool_node::get_create): Same.
16959 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16960 offload_funcs with force_output.
16962 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16965 * lra-eliminations.c (move_plus_up): Don't change anything if either
16966 the outer or inner subreg mode is not MODE_INT.
16967 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16968 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16970 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16972 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16973 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16974 reduc_uplus_@var{m}): Remove.
16975 * expr.c (expand_expr_real_2): Remove expansion path for
16976 reduc_[us](min|max|plus) optabs.
16977 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16978 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16979 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16980 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16981 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16982 reduc_[us](min|max|plus) optabs.
16984 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16986 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16987 (reduc_plus_scal_v2sf): New.
16988 (reduc_smax_v2sf): Rename to...
16989 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16990 (reduc_smin_v2sf): Rename to...
16991 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16993 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16995 * alias.c (compare_base_symbol_refs): New function.
16996 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16999 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17001 PR middle-end/68146
17002 PR tree-optimization/69155
17003 * tree-complex.c: Include cfganal.h.
17004 (phis_to_revisit): New variable.
17005 (extract_component): Add phiarg_p argument. Assert that returned
17006 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17007 (update_phi_components): Partly rewrite to use loop over real/imag
17008 components instead of code duplication. If extract_component returns
17009 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17010 create_tmp_reg into the PHI node instead, and mention the phi triplet
17011 in phis_to_revisit.
17012 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17013 in phis_to_revisit at the end.
17015 2016-01-14 Richard Biener <rguenther@suse.de>
17017 PR tree-optimization/68060
17018 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17019 outer loop reduction is only used in the inner loop before
17020 detecting a double reduction.
17022 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17025 * combine.c (expand_field_assignment): Punt if compute_mode is
17026 unsupported scalar mode.
17028 2016-01-14 Richard Biener <rguenther@suse.de>
17030 PR tree-optimization/66856
17031 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17032 SLP node only if it built successfully.
17033 (vect_analyze_slp_instance): Adjust.
17035 2016-01-14 Jeff Law <law@redhat.com>
17037 PR tree-optimization/69270
17038 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17039 (record_edge_info): Use it. Convert boolean_{true,false}_node
17040 to the type of op0.
17042 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17045 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17046 use block_ultimate_origin
17047 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17049 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17051 * doc/invoke.texi (Submodel Options): Rename section to
17052 "Machine-Dependent Options" to better reflect its content.
17053 Rewrite introductory text to remove archaic CPU names.
17056 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17058 * doc/invoke.texi (Code Gen Options): Move section up in file,
17059 before target-specific options. Update menu and option summary
17060 to reflect the new section ordering.
17062 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17064 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17065 (C++ Dialect Options): Add cross-reference to -std option.
17066 * doc/standards.texi (C++ Language): Document C++14 support.
17068 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17070 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17071 for pack/unpack functions for __ibm128.
17072 (PACK_IF): Likewise.
17073 (UNPACK_IF): Likewise.
17075 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17076 support for __ibm128 pack/unpack functions.
17077 (rs6000_invalid_builtin): Likewise.
17078 (rs6000_init_builtins): Likewise.
17079 (rs6000_opt_masks): Likewise.
17081 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17082 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17084 (RS6000_BTM_COMMON): Likewise.
17086 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17087 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17088 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17089 128-bit floating point. Add support for the double values to be
17090 in Altivec registers for TF/IF packing and unpacking, but restrict
17091 TD packing sub-fields to be FPR registers. Don't allow overlapped
17092 register support for packing. Allow pack inputs to be memory
17093 locations. Don't build generator functions for unpack<mode>_dm
17094 and unpack<mode>_nodm.
17095 (unpack<mode>_dm): Likewise.
17096 (unpack<mode>_nodm): Likewise.
17097 (pack<mode>): Likewise.
17099 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17100 built-in functions to pack/unpack explicit __ibm128 values.
17101 (__builtin_unpack_ibm128): Likewise.
17103 * doc/extend.texi (PowerPC Built-in Functions): Document
17104 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17106 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17109 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17110 Add new arg loc and pass it down as context.
17111 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17112 to the location to use for the warning.
17113 (check_function_arguments): New arg loc. All callers changed. Pass
17114 it to check_function_nonnull.
17115 * c-common.h (check_function_arguments): Adjust declaration.
17117 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17119 PR tree-optimization/69156
17120 * gimple.c (validate_type): Removed.
17121 (gimple_builtin_call_types_compatible_p): Use
17122 useless_type_conversion_p instead of validate_type.
17123 * value-prof.c (gimple_stringop_fixed_value): Fold
17124 icall_size to correct type.
17126 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17128 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17131 2016-01-13 Richard Henderson <rth@redhat.com>
17134 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17135 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17136 (ix86_builtin_tm_store): Remove.
17137 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17138 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17139 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17140 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17141 * doc/tm.texi: Rebuild.
17143 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17144 (BUILT_IN_TM_MEMCPY_RTWN): New.
17145 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17146 fallback from vector to integer helpers.
17147 (build_tm_load): Handle vector types directly, instead of
17149 (build_tm_store): Likewise.
17150 (expand_assign_tm): Prepare for register types not handled by
17151 the above. Copy them to memory and use memcpy.
17152 * tree.c (tm_define_builtin): New.
17153 (find_tm_vector_type): New.
17154 (build_tm_vector_builtins): New.
17155 (build_common_builtin_nodes): Call it.
17157 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17159 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17160 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17162 2016-01-13 Tom de Vries <tom@codesourcery.com>
17164 PR tree-optimization/69169
17165 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17166 handled_struct_type param.
17167 (create_variable_info_for, intra_create_variable_infos): Call
17168 create_variable_info_for_1 with extra arg.
17170 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17172 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17173 and "armv8.1-a+crc" entries.
17175 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17178 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17179 Change first operand predicate from register_or_constm1_operand
17180 to register_operand.
17181 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17182 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17183 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17184 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17185 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17186 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17187 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17188 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17189 comparison with constm1_rtx from vec_prefetch_gen part.
17191 2016-01-13 Richard Biener <rguenther@suse.de>
17193 PR tree-optimization/69013
17194 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17195 Exchange assert for a test.
17197 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17200 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17202 2016-01-13 Richard Biener <rguenther@suse.de>
17204 PR tree-optimization/69242
17205 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17206 assert with a check.
17208 2016-01-13 Richard Biener <rguenther@suse.de>
17210 PR tree-optimization/69186
17211 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17212 Properly guard vect_update_misalignment_for_peel call.
17214 2016-01-12 Jeff Law <law@redhat.com>
17216 PR tree-optimization/pr67755
17217 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17218 "need_profile_correction".
17219 (thread_block_1): Initialize new field to false by default. If we
17220 have multiple thread paths through a common joiner to different
17221 final targets, then set new field to true.
17222 (compute_path_counts): Only do count adjustment when it's really
17225 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17227 * doc/invoke.texi (Spec Files): Move section down in file, past
17228 all command-line option descriptions.
17230 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17232 PR middle-end/54809
17233 * doc/gty.texi: Remove documentation of mark_hook.
17234 * gengtype.c (struct write_types_data): Remove code to support
17235 mark_hook attribute.
17236 (walk_type): Likewise.
17237 (write_func_for_structure): Likewise.
17239 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17241 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17242 Directory Options, and -specs= to Overall Options.
17243 (Overall Options): Adjust similarly. Reorder to group related
17244 options together. Make -specs= cross-reference the spec file details.
17245 (Directory Options): Adjust similarly.
17247 2016-01-12 Jeff Law <law@redhat.com>
17249 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17251 2016-01-12 Olivier Hainque <hainque@adacore.com>
17253 * gcc.c (spec_undefvar_allowed): New global.
17254 (process_command): Set to true when running for --version or --help,
17256 (getenv_spec_function): When the variable is not defined, use the
17257 variable name as the variable value if we're allowed not to issue
17260 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17262 PR tree-optimization/68911
17263 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17264 information computed for expression "init + nit * step".
17266 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17268 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17269 about name of GCC executable. Remove deleted node from menu.
17270 (Directory Options) <-B>: Remove cross-reference to deleted node.
17271 (Target Options): Delete section.
17273 2016-01-12 Christian Bruel <christian.bruel@st.com>
17276 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17277 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17279 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17282 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17283 aligned_mem is properly set for AVX512-VL floating point masked
17287 * ifcvt.c (cond_exec_process_if_block): When removing the last
17288 insn from then_bb, remove also any possible barriers that follow it.
17290 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17294 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17295 (PTRDIFF_TYPE): Likewise.
17296 (WCHAR_TYPE): Likewise.
17297 (WCHAR_TYPE_SIZE): Likewise.
17298 (STDINT_LONG32): Likewise.
17300 2016-01-12 Richard Biener <rguenther@suse.de>
17302 PR tree-optimization/69053
17303 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17304 convert initial value for cond reductions.
17306 2016-01-12 Richard Biener <rguenther@suse.de>
17308 PR tree-optimization/69007
17309 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17310 widen_sum after dot_prod and sad.
17312 2016-01-12 Richard Biener <rguenther@suse.de>
17314 PR tree-optimization/69168
17315 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17316 pattern stmt SLP type.
17317 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17318 end up unused so cope with that case.
17320 2016-01-12 Richard Biener <rguenther@suse.de>
17322 PR tree-optimization/69157
17323 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17324 stmts def type only during analyze phase.
17325 (vectorizable_call): Likewise.
17326 (vectorizable_simd_clone_call): Likewise.
17327 (vectorizable_conversion): Likewise.
17328 (vectorizable_assignment): Likewise.
17329 (vectorizable_shift): Likewise.
17330 (vectorizable_operation): Likewise.
17331 (vectorizable_store): Likewise.
17332 (vectorizable_load): Likewise.
17334 2016-01-12 Richard Biener <rguenther@suse.de>
17336 PR tree-optimization/69174
17337 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17339 (vectorizable_load): Properly compute the number of loads needed
17340 for permuted strided SLP loads and do not spuriously assign
17341 to SLP_TREE_VEC_STMTS.
17343 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17345 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17346 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17347 (MD_EXEC_PREFIX): Remove.
17348 (MD_STARTFILE_PREFIX) Removee.
17349 (FILE_NAME_ABSOLUTE_P): Remove.
17350 (CPP_SPEC): Do not read macros from sys/version.h.
17351 (LINK_COMMAND_SPEC): Remove.
17352 (LOCAL_INCLUDE_DIR): Remove.
17353 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17354 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17355 (POST_LINK_SPEC): Define to invoke stubify after linker
17356 (LIBSTDCXX): Remove define
17357 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17358 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17359 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17360 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17361 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17362 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17363 (i386_djgpp_asm_named_section): Add propotype of new procedure
17365 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17366 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17367 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17368 in config/i386/djgpp.h).
17369 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17370 STANDARD_STARTFILE_PREFIX_1.
17371 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17372 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17373 installation errors.
17374 (MAX_OFILE_ALIGNMENT): Define to 128.
17375 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17377 * config/i386/djgpp.c: New file. Add implementation of
17378 i386_djgpp_asm_named_section.
17380 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17382 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17383 Add rule for building djgpp.o.
17385 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17387 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17388 (rtx_is_swappable_p): Reductions are swappable.
17389 (insn_is_swappable_p): V2DF reductions are swappable.
17391 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17393 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17394 reloads for other unsupported memory operands.
17396 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17397 Jim Wilson <jim.wilson@linaro.org>
17400 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17401 copy_to_mode_reg instead of force_reg.
17403 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17406 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17407 TARGET_80387 is true.
17409 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17412 * lra-eliminations.c (move_plus_up): Only move plus up
17413 if subreg of the constant can be simplified into constant
17414 and use the simplified subreg of the constant instead of
17415 the original constant.
17417 * fold-const.c (fold_convertible_p): Don't return true
17418 for conversion of VECTOR_TYPE to same sized integral type.
17419 (fold_convert_loc): Fix up formatting. Fold conversion of
17420 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17421 instead of NOP_EXPR.
17423 PR tree-optimization/69214
17424 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17425 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17428 PR tree-optimization/69207
17429 * tree-vect-slp.c (vect_get_constant_vectors): For
17430 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17431 fold_convertible_p to vector_type's element type, and always
17432 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17434 2016-01-11 Richard Biener <rguenther@suse.de>
17436 PR tree-optimization/69173
17437 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17438 fixup the cycle if all stmts are in a pattern.
17440 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17442 PR middle-end/68999
17443 * alias.c (base_alias_check): Move check for addresses with
17444 alignment ANDs before the call for compare_base_decls.
17445 (memrefs_conflict_p): Return -1 for different decls
17446 that went through alignment adjustments.
17448 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17450 PR rtl-optimization/68796
17451 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17452 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17453 and QImode comparisons against zero with CC_NZmode.
17454 * config/aarch64/iterators.md (short_mask): New mode_attr.
17456 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17458 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17459 (<avx512>_store<mode>_mask): Likewise.
17461 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17462 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17464 PR rtl-optimization/68841
17465 * ifcvt.c (struct noce_if_info): Add orig_x field.
17466 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17467 Don't record conflicts on to_rename if it's present.
17468 Allow memory destinations in sets.
17469 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17470 blocks, passing orig_x to the checks.
17471 (noce_process_if_block): Set if_info->orig_x appropriately.
17473 2016-01-11 Tom de Vries <tom@codesourcery.com>
17475 PR tree-optimization/69069
17476 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17478 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17480 PR rtl-optimization/68920
17481 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17482 of conditional moves for RTL if-conversion to 1 for
17483 TARGET_ONE_IF_CONV_INSN.
17484 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17485 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17486 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17487 parameter to restirct number of conditional moves for
17489 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17490 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17493 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17496 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17497 onepart vars. Fix typo in comment. Fix reversed condition in
17499 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17502 * var-tracking.c (dump_onepart_variable_differences): New.
17503 (dataflow_set_different): If a detailed dump is requested,
17504 delay early returns and dump differences between onepart
17505 variables present before and after, and added variables.
17507 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17510 * expr.c (expand_expr_real_1): For boolean vector constants
17511 with a scalar mode use const_scalar_mask_from_tree.
17512 (const_scalar_mask_from_tree): New.
17513 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17514 assigned to a mask type to handle constants.
17516 2016-01-11 Martin Jambor <mjambor@suse.cz>
17519 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17520 useless parameters if we cannot change function signature.
17522 2016-01-11 Martin Jambor <mjambor@suse.cz>
17525 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17528 2016-01-11 Tom de Vries <tom@codesourcery.com>
17530 PR tree-optimization/69109
17531 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17534 2016-01-11 Tom de Vries <tom@codesourcery.com>
17536 PR tree-optimization/69108
17537 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17538 res is not used in a phi.
17540 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17543 * common.opt (frandom-seed): Fix parameter name.
17544 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17546 2016-01-11 Tom de Vries <tom@codesourcery.com>
17548 PR tree-optimization/69058
17549 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17552 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17554 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17555 (mcode-density): Likewise.
17557 2016-01-10 Tom de Vries <tom@codesourcery.com>
17559 PR tree-optimization/69062
17560 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17561 (parallelize_loops): Don't paralelize loop that has phi with address
17564 2016-01-10 Tom de Vries <tom@codesourcery.com>
17566 PR tree-optimization/69039
17567 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17570 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17572 PR middle-end/68743
17573 * match.pd: Require target has function_c99_misc before doing
17574 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17576 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17578 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17580 * configure: Regenerate.
17582 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17584 PR middle-end/50865
17585 PR tree-optimization/69097
17586 * fold-const.h (expr_not_equal_to): New prototype.
17587 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17588 (expr_not_equal_to): New function.
17589 * match.pd (X % -Y is the same as X % Y): Don't optimize
17590 unless X is known not to be equal to minimum or Y is known
17591 not to be equal to -1.
17592 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17593 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17594 (simplify_stmt_using_ranges): Adjust caller.
17595 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17596 substitute_and_fold.
17598 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17600 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17603 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17605 PR tree-optimization/69167
17606 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17607 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17609 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17611 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17612 Richard Biener <rguenther@suse.de>
17614 PR tree-optimization/68707
17615 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17616 instances that can be handled via vect_load_lanes.
17618 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17620 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17621 if we can't determine address equivalence.
17622 * alias.c (compare_base_decl): Update for changed return value of
17623 symtab_node::equal_address_to.
17625 2016-01-08 Jason Merrill <jason@redhat.com>
17629 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17630 * expr.c (store_field): Not here.
17631 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17632 call with TREE_ADDRESSABLE type.
17633 * tree-cfg.c (verify_gimple_call): Adjust.
17635 2016-01-08 Olivier Hainque <hainque@adacore.com>
17637 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17640 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17642 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17643 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17644 (reduc_smin_v2sf): Rename to...
17645 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17646 (reduc_splus_v2sf): Rename to...
17647 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17649 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17651 PR tree-optimization/69162
17652 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17653 valist argument in another argument.
17654 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17655 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17656 to determine the va_list type, build a MEM_REF instead of
17657 build_fold_indirect_ref.
17659 PR tree-optimization/69172
17660 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17663 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17665 PR tree-optimization/67781
17666 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17667 and cmpnop in two steps: first the ones not accessed in original
17668 gimple expression in a endian independent way and then the ones not
17669 accessed in the final result in an endian-specific way.
17671 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17673 PR tree-optimization/69083
17674 * tree-vect-slp.c (vect_get_constant_vectors): For
17675 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17676 element type. If op is fold_convertible_p to vector_type's element
17677 type, use NOP_EXPR instead of VCE.
17679 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17681 PR rtl-optimization/67778
17682 PR rtl-optimization/68634
17683 PR rtl-optimization/68909
17684 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17685 block from the stack until done with it. Remove a superfluous
17686 bitmap set. Remove a superfluous bitmap test.
17688 2016-01-07 Martin Sebor <msebor@redhat.com>
17691 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17692 constraint on the type of arguments.
17694 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17696 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17697 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17698 unaligned_access on the gcc_options set.
17699 * config/arm/arm.c (arm_option_override_internal): Use
17700 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17702 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17705 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17706 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17708 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17711 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17714 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17715 depending on frame_pointer_needed before remaining integer and SSE
17716 registers are saved.
17718 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17721 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17723 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17726 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17727 Use the "xBm" constraint.
17728 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17730 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17731 (sse_cvtsi2ssq<round_name>): Likewise.
17732 (sse_cvtss2si<round_name>): Likewise.
17733 (sse_cvtss2siq<round_name>): Likewise.
17734 (sse2_cvtsi2sdq<round_name>): Likewise.
17735 (sse2_cvtsd2si<round_name>): Likewise.
17736 (sse2_cvtsd2siq<round_name>): Likewise.
17737 * config/i386/subst.md (round_nimm_scalar_predicate): New
17740 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17742 PR middle-end/67639
17743 * varasm.c (make_decl_rtl): Mark invalid register vars as
17746 PR rtl-optimization/66206
17747 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17748 All callers changed.
17750 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17752 PR tree-optimization/69141
17753 * tree-ssa-pre.c: Include langhooks.h.
17754 (eliminate_dom_walker::before_dom_children): Use
17755 lang_hooks.decl_printable_name instead of
17756 cgraph_node::get ()->name ().
17758 PR middle-end/68960
17759 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17760 it and DECL_ALIGN too.
17762 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17764 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17766 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17769 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17770 depending on frame_pointer_needed before remaining integer and SSE
17771 registers are saved.
17773 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17775 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17776 mode iterator with VSX_M2.
17777 (*p9_vecstore_<mode>): Likewise.
17778 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17779 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17780 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17781 (define_split for VSX_LE128 stores): Likewise.
17782 (define_peephole2 for TImode LE swaps): Likewise.
17783 (define_split for VSX_LE128 post-reload stores): Likewise.
17785 2016-01-06 Marek Polacek <polacek@redhat.com>
17788 * convert.c (convert_to_integer_1): Adjust call to
17789 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17790 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17791 EXPR instead of ARG.
17792 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17794 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17797 * doc/extend.texi (RL78 Variable Attributes): New section.
17799 2016-01-05 Marek Polacek <polacek@redhat.com>
17802 * builtins.c (get_memmodel): Use expansion point location rather than
17803 the input location. Call warning_at rather than warning.
17804 (expand_builtin_atomic_compare_exchange): Likewise.
17805 (expand_builtin_atomic_load): Likewise.
17806 (expand_builtin_atomic_store): Likewise.
17807 (expand_builtin_atomic_clear): Likewise.
17809 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17812 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17813 Replace nonimmediate_operand with vector_operand.
17814 * config/i386/predicates.md (vector_operand): New predicate.
17815 (general_vector_operand): Replace nonimmediate_operand with
17817 * config/i386/sse.md: Replace nonimmediate_operand with
17818 vector_operand and m constraint with Bm constraint on SSE
17819 patterns with 16-byte memory operand.
17820 * config/i386/subst.md (round_nimm_predicate): Replace
17821 nonimmediate_operand with vector_operand.
17822 (round_saeonly_nimm_predicate): Likewise.
17823 (round_saeonly_nimm_scalar_predicate): New.
17825 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17828 * config/i386/constraints.md (Bm): New constraint.
17829 * config/i386/predicates.md (vector_memory_operand): New
17831 * config/i386/sse.md: Replace xm with xBm in plusminus and
17832 any_logic patterns.
17834 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17837 * doc/extend.texi (V850 Function Attributes): New section.
17838 (V850 Variable Attributes): New section.
17840 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17843 * doc/extend.texi (MicroBlaze Function Attributes): Document
17844 interrupt_handler and fast_interrupt attributes.
17846 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17849 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17850 for local symbolic operands.
17851 * config/ia64/predicates.md (local_symbolic_operand64): New
17854 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17856 PR rtl-optimization/68651
17857 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17860 2016-01-05 Nathan Sidwell <nathan@acm.org>
17862 * alias.c (compare_base_decls): Use symtab_node::get.
17864 2016-01-05 Nick Clifton <nickc@redhat.com>
17867 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17868 secondary_reload_info structure.
17871 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17872 decls if weak support is available.
17874 2016-01-04 Martin Sebor <msebor@redhat.com>
17876 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17878 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17880 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17881 OPTION_MASK_P9_DFORM.
17883 * config/rs6000/constraints.md (wo constraint): New constraint for
17886 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17888 (rs6000_init_hard_regno_mode_ok): Likewise.
17890 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17893 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17894 expanders not to have constraints. Add support for ISA 3.0 xxperm
17895 instruction. Add support for fusing xxlor with xxperm.
17896 (altivec_vperm_<mode>_internal): Likewise.
17897 (altivec_vperm_v8hiv16qi): Likewise.
17898 (altivec_vperm_<mode>v16q): Likewise.
17899 (altivec_vperm_<mode>_uns): Likewise.
17900 (vperm_v8hiv4si): Likewise.
17901 (vperm_v16qiv8hi): Likewise.
17903 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17905 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17907 Update copyright years.
17909 * gcc.c (process_command): Update copyright notice dates.
17910 * gcov-dump.c (print_version): Ditto.
17911 * gcov.c (print_version): Ditto.
17912 * gcov-tool.c (print_version): Ditto.
17913 * gengtype.c (create_file): Ditto.
17914 * doc/cpp.texi: Bump @copying's copyright year.
17915 * doc/cppinternals.texi: Ditto.
17916 * doc/gcc.texi: Ditto.
17917 * doc/gccint.texi: Ditto.
17918 * doc/gcov.texi: Ditto.
17919 * doc/install.texi: Ditto.
17920 * doc/invoke.texi: Ditto.
17922 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17924 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17925 modes larger than TImode as TImode if NEON is not enabled.
17927 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17930 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17931 mode for %f0-%f31 only if TARGET_FPU.
17933 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17936 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17937 to compute the PACKED_P predicate.
17938 (function_arg_record_value): Minor tweaks.
17940 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17942 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17943 option for arm*-*-* targets.
17945 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17947 * doc/extend.texi (Common Function Attributes): Move docs for
17948 MSP430-specific attributes to....
17949 (MSP430 Function Attributes): ...here. Delete the redundant
17950 entries and copy-edit the remaining text.
17951 (MSP430 Variable Attributes): Use uniform format for index
17952 entries and add a cross-reference to the corresponding function
17955 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17957 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17959 (x86 Options): Likewise.
17961 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17965 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17966 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17967 to corresponding attribute.
17969 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17971 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17972 to correct alphabetization of table. Copy-edit and correct
17974 <stack_protect>: Likewise.
17975 <target_clones>: Likewise.
17977 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17978 Correct punctuation.
17979 (Code Gen Options) <-fno-plt>: Copy-edit.
17981 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17984 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17985 SI values. Explicitly convert SI to DI and vice-versa.
17987 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17989 PR tree-optimization/69070
17990 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17991 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17994 * ubsan.c (ubsan_instrument_float_cast): Call
17995 initialize_sanitizer_builtins.
17998 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18000 Copyright (C) 2016 Free Software Foundation, Inc.
18002 Copying and distribution of this file, with or without modification,
18003 are permitted in any medium without royalty provided the copyright
18004 notice and this notice are preserved.