1 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4 PR tree-optimization/70923
5 * tree-vect-patterns.c: Include mult-synthesis.h.
6 (target_supports_mult_synth_alg): New function.
7 (synth_lshift_by_additions): Likewise.
8 (apply_binop_and_append_stmt): Likewise.
9 (vect_synth_mult_by_constant): Likewise.
10 (target_has_vecop_for_code): Likewise.
11 (vect_recog_mult_pattern): Use above functions to synthesize vector
12 multiplication by integer constants.
14 2016-07-14 Alan Modra <amodra@gmail.com>
16 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17 gpr alternatives. Correct '*' placement on Y,r alternative.
18 Add '*' on operand 1 of r,r alternative.
20 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
25 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
27 * gimple.h (stmt_can_terminate_bb_p): New function.
28 * tree-cfg.c (need_fake_edge_p): Rename to ...
29 (stmt_can_terminate_bb_p): ... this; return true if stmt can
30 throw external; handle const and pure calls.
31 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
33 2016-07-14 Richard Biener <rguenther@suse.de>
35 PR tree-optimization/71866
36 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
37 (do_hoist_insertion): Avoid endless recursion when we
38 didn't insert anything because we managed to simplify
39 things down to a constant or SSA name.
40 (fully_constant_expression): Re-write in terms of ...
41 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
42 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
43 vn_nary_build_or_lookup_1.
44 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
45 (vn_nary_build_or_lookup): ... this which now wraps it.
47 2016-07-14 Alan Modra <amodra@gmail.com>
50 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
51 with p9_vector override before power9-dform override.
53 2016-07-13 Andi Kleen <ak@linux.intel.com>
55 * value-prof.c (gimple_value_profile_transformations): Don't run
56 when auto_profile is on.
58 2016-07-13 Andi Kleen <ak@linux.intel.com>
60 * auto-profile.c (update_inlined_ind_target,
61 afdo_indirect_call): Print information to dump file.
63 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
65 * genrecog.c (special_predicate_operand_p): New function.
66 (predicate_name): Move function.
67 (validate_pattern): Don't warn about missing mode for all
68 define_special_predicate predicates.
70 2016-07-13 Bin Cheng <bin.cheng@arm.com>
72 * tree-vect-data-refs.c (vect_no_alias_p): New function.
73 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
74 resolve alias checks which are known at compilation time.
75 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
76 alias checks are resolved. Move dump info for too many runtime
77 alias checks to here...
78 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
80 2016-07-13 Richard Biener <rguenther@suse.de>
82 PR tree-optimization/24574
83 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
84 position and add shift, rotate, divison and modulo support
86 (value_replacement): Pass in argument position to absorbing_element_p.
88 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
91 * ipa-inline-transform.c (inline_call): Support
94 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
96 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
97 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
99 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
100 Baseline. Make initial alternative TARGET_32BIT only.
102 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
103 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
106 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
108 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
109 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
110 availability with TARGET_HAVE_MOVT.
111 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
112 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
113 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
115 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
116 extra instruction if MOVW is available. Use a cost variable
117 incremented by COSTS_N_INSNS (1) when the condition match rather than
118 returning an arithmetic expression based on COSTS_N_INSNS. Make
119 constant with bottom half word zero cost 2 instruction if MOVW is
121 * config/arm/arm.md (define_attr "arch"): Add v8mb.
122 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
123 target is ARMv8-M Baseline.
124 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
125 (arm_movtas_ze): Likewise.
126 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
127 alternative for constants satisfying j constraint.
128 (thumb1_movsi_insn): Likewise.
129 (movsi splitter for K alternative): Tighten condition to not trigger
130 if movt is available and j constraint is satisfied.
131 (Pe immediate splitter): Likewise.
132 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
133 constant fitting in an halfword to use MOVW.
134 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
137 2016-07-13 Richard Biener <rguenther@suse.de>
140 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
141 gimplifying the LHS. Make sure to gimplify a returning twice
142 call LHS without using SSA names.
144 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
146 * tree-data-ref.c (find_data_references_in_stmt): Remove
147 unnecessary call to vec::release.
148 (graphite_find_data_references_in_stmt): Likewise.
149 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
150 * tree-vect-stmts.c (vectorizable_condition): Likewise.
152 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
154 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
155 * genmatch.c (lower_for): Likewise.
156 * haifa-sched.c (haifa_sched_init): Likewise.
157 (add_to_speculative_block): Likewise.
158 (create_check_block_twin): Likewise.
159 * predict.c (handle_missing_profiles): Likewise.
160 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
161 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
162 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
163 (maybe_lower_iteration_bound): Likewise.
164 * tree-ssa-sccvn.c (DFS): Likewise.
165 * tree-stdarg.c (reachable_at_most_once): Likewise.
166 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
167 (vectorizable_store): Likewise.
169 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
171 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
172 (sccvn_dom_walker): make cond_stack an auto_vec.
174 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
176 * ree.c (struct ext_state): Make type of members auto_vec.
177 (find_and_remove_re): Adjust.
179 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
181 * cfgexpand.c (struct stack_vars_data): Make type of fields
183 (expand_used_vars): Adjust.
185 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
187 * ipa.c (record_cdtor_fn): Adjust.
188 (build_cdtor_fns): Likewise.
189 (ipa_cdtor_merge): Make static_ctors and static_dtors local
192 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
194 * genextract.c (struct accum_extract): Add constructor and make
198 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
200 * tree.c (struct free_lang_data_d): Add constructor and change
201 types of members to ones that automatically manage resources.
202 (fld_worklist_push): Adjust.
203 (find_decls_types): Likewise.
204 (find_decls_types_in_eh_region): Likewise.
205 (free_lang_data_in_cgraph): Stop manually creating and
206 destroying members of free_lang_data_d.
208 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
210 PR rtl-optimization/68961
211 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
212 peephole variant. Use sse_reg_operand predicates.
214 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
216 * config/i386/predicates.md (x86_64_immediate_operand)
217 <case CONST_INT>: Remove unneeded truncation to DImode.
219 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
221 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
224 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
225 The xxperm and xxpermr instructions require that the 2nd input
226 operand overlap with the output operand, and not the 1st.
227 (altivec_vperm_v8hiv16qi): Likewise.
228 (altivec_vperm_<mode>_uns_internal): Likewise.
229 (altivec_vpermr_<mode>_internal): Likewise.
230 (vperm_v8hiv4si): Likewise.
231 (vperm_v16qiv8hi): Likewise.
233 2016-07-12 Martin Liska <mliska@suse.cz>
235 * params.def: Add avg-loop niter.
236 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
237 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
238 * doc/invoke.texi: Document the new parameter.
240 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
243 * expr.c (store_constructor): Mask sign-extended bits when widening
244 sub-word constructor element at the start of a word.
246 2016-07-12 Martin Liska <mliska@suse.cz>
248 * Makefile.in: Append rule for params-options.h.
249 * params-options.h: New file.
251 2016-07-12 Martin Liska <mliska@suse.cz>
253 * ira-build.c (mark_loops_for_removal): Properly iterate
256 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
257 Richard Biener <rguenther@suse.de>
259 PR tree-optimization/23286
260 PR tree-optimization/70159
261 * doc/invoke.texi: Document -fcode-hoisting.
262 * common.opt (fcode-hoisting): New flag.
263 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
264 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
265 (do_regular_insertion): Rename to ...
266 (do_pre_regular_insertion): ... this and amend general comments
267 on insertion strathegy.
268 (do_partial_partial_insertion): Rename to ...
269 (do_pre_partial_partial_insertion): ... this.
270 (do_hoist_insertion): New function.
271 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
272 and call do_hoist_insertion properly.
274 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
275 (pass_pre::execute): Register hoist_insert stats.
277 2016-07-12 Jakub Jelinek <jakub@redhat.com>
280 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
281 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
282 is different from mode's bitsize. Small cleanup.
284 2016-07-12 Richard Biener <rguenther@suse.de>
286 PR rtl-optimization/68961
287 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
288 to simplify to a non-constant.
290 2016-07-11 Jakub Jelinek <jakub@redhat.com>
293 * omp-low.c (expand_omp_target): Gimplify device.
295 PR tree-optimization/71823
296 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
297 to get vec_oprnds2 from op2.
299 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
302 Hoist common subexpressions.
303 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
305 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
308 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
309 prevent generation of 'stxsiwx' on pre Power8 hardware.
311 2016-07-11 David Malcolm <dmalcolm@redhat.com>
313 * input.c: Include cpplib.h.
314 (selftest::temp_source_file): New class.
315 (selftest::temp_source_file::temp_source_file): New ctor.
316 (selftest::temp_source_file::~temp_source_file): New dtor.
317 (selftest::should_have_column_data_p): New function.
318 (selftest::test_should_have_column_data_p): New function.
319 (selftest::temp_line_table): New class.
320 (selftest::temp_line_table::temp_line_table): New ctor.
321 (selftest::temp_line_table::~temp_line_table): New dtor.
322 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
323 it to create a temp_line_table.
324 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
325 locations that are known to have column data.
326 (selftest::line_table_case): New struct.
327 (selftest::test_reading_source_line): Move tempfile handling
328 to class temp_source_file.
329 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
330 (selftest::assert_token_loc_eq): New function.
331 (ASSERT_TOKEN_LOC_EQ): New macro.
332 (selftest::test_lexer): New function.
333 (selftest::boundary_locations): New array.
334 (selftest::input_c_tests): Call test_should_have_column_data_p.
335 Loop over a test matrix of interesting values of location and
336 default_range_bits, calling test_lexer on each case in the matrix.
337 Move call to test_accessing_ordinary_linemaps into the matrix.
338 * selftest.h (ASSERT_EQ): Reimplement in terms of...
339 (ASSERT_EQ_AT): New macro.
341 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
344 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
345 Don't convert TImode in debug insn.
347 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
349 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
350 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
351 (tree_type_common::lang_flag_7): New.
352 (tree_type_common::spare): Reduce size.
353 * tree.h (TYPE_ALIGN_OK): Remove.
354 (TYPE_LANG_FLAG_7): New.
355 (get_inner_reference): Adjust header.
356 * print-tree.c (print_node): Adjust.
357 * expr.c (get_inner_reference): Remove parameter keep_aligning.
358 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
359 calls to get_inner_reference.
360 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
361 handling of TYPE_ALIGN_OK.
362 * builtins.c (get_object_alignment_2): Adjust call to
363 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
364 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
366 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
367 * cfgexpand.c (expand_debug_expr): Likewise.
368 * dbxout.c (dbxout_expand_expr): Likewise.
369 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
370 loc_list_from_tree, fortran_common): Likewise.
371 * fold-const.c (optimize_bit_field_compare,
372 decode_field_reference, fold_unary_loc, fold_comparison,
373 split_address_to_core_and_offset): Likewise.
374 * gimple-laddress.c (execute): Likewise.
375 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
376 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
377 * hsa-gen.c (gen_hsa_addr): Likewise.
378 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
379 * tsan.c (instrument_expr): Likewise.
380 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
381 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
382 * tree-affine.c (tree_to_aff_combination,
383 get_inner_reference_aff): Adjust calls to get_inner_reference.
384 * tree-data-ref.c (split_constant_offset_1,
385 dr_analyze_innermost): Likewise.
386 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
387 * tree-sra.c (ipa_sra_check_caller): Likewise.
388 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
389 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
390 bswap_replace): Likewise.
391 * tree-vect-data-refs.c (vect_check_gather,
392 vect_analyze_data_refs): Likewise.
393 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
394 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
397 2016-07-11 David Malcolm <dmalcolm@redhat.com>
399 * Makefile.in (selftest-valgrind): New phony target.
400 * function-tests.c (selftest::build_cfg): Delete pass instances
402 (selftest::convert_to_ssa): Likewise.
403 (selftest::test_expansion_to_rtl): Likewise.
404 * tree-cfg.c (selftest::test_linear_chain): Release dominator
406 (selftest::test_diamond): Likewise.
408 2016-07-11 Richard Biener <rguenther@suse.de>
410 PR tree-optimization/71816
411 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
412 than replacing all of its operands.
414 2016-07-11 Alan Modra <amodra@gmail.com>
416 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
417 (ctr<mode>): Add unspec.
418 (ctr<mode>_internal*): Likewise.
420 2016-07-08 James Bowman <james.bowman@ftdichip.com>
422 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
423 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
425 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
427 PR rtl-optimization/71621
428 * lra-constraints.c (process_alt_operands): Check combination of
431 2016-07-08 Jason Merrill <jason@redhat.com>
432 Richard Biener <rguenther@suse.de>
434 P0145: Refining Expression Order for C++.
435 * gimplify.c (initial_rhs_predicate_for): New.
436 (gimplfy_modify_expr): Gimplify RHS before LHS.
438 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
441 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
442 Allow standard error handling to take over when a wrong number
443 of arguments is presented to __builtin_vec_ld () or
446 2016-07-08 Jiong Wang <jiong.wang@arm.com>
448 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
453 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
454 __builtin_aarch64_fmaxv2sf.
455 (vmaxnmq_f32): Likewise.
456 (vmaxnmq_f64): Likewise.
457 (vminnm_f32): Likewise.
458 (vminnmq_f32): Likewise.
459 (vminnmq_f64): Likewise.
461 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
464 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
465 enable -mfloat128-hardware by default.
466 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
467 that IEEE 128-bit hardware support needs.
468 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
469 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
470 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
471 floating point requires.
472 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
473 -mfloat128 and -mfloat128-hardware changes.
475 2016-07-08 Alan Hayward <alan.hayward@arm.com>
477 PR tree-optimization/71667
478 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
480 2016-07-08 Martin Liska <mliska@suse.cz>
483 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
484 folding produces SAVE_EXPRs, thus return false for the type.
486 2016-07-07 Martin Liska <mliska@suse.cz>
488 * file-find.c (remove_prefix): New function.
489 * file-find.h (remove_prefix): Declare the function.
490 * gcc-ar.c (main): Skip a folder of the wrapper if
491 a wrapped binary would point to the same file.
493 2016-07-07 Jan Hubicka <jh@suse.cz>
495 * tree-scalar-evolution.c (iv_can_overflow_p): export.
496 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
497 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
499 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
502 * ipa-inline-analysis.c (compute_inline_parameters): Set
503 local.can_change_signature to false for intrumentation
506 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
508 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
509 with TARGET_HAVE_MOVT.
510 (TARGET_HAVE_MOVT): Define.
511 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
512 availability with TARGET_HAVE_MOVT.
513 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
515 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
517 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
518 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
519 * config/arm/constraints.md (define_constraint "j"): Use
520 TARGET_HAVE_MOVT to check MOVT availability.
522 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
524 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
526 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
528 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
529 (armv8-m.main): Likewise.
530 (armv8-m.main+dsp): Likewise.
531 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
532 (FL_FOR_ARCH8M_MAIN): Likewise.
533 * config/arm/arm-tables.opt: Regenerate.
534 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
535 armv8-m.main+dsp to BE8_LINK_SPEC.
536 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
537 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
538 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
539 Baseline and Mainline.
540 (arm_option_override_internal): Also disable arm_restrict_it when
541 !arm_arch_notm. Update comment for -munaligned-access to also cover
543 (arm_file_start): Increase buffer size for printing architecture name.
544 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
545 and armv8-m.main+dsp.
546 (mno-unaligned-access): Clarify that this is disabled by default for
547 ARMv8-M Baseline architectures as well.
549 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
551 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
552 decide whether to prevent some libgcc routines being included for some
553 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
554 link between this condition and the one in
555 libgcc/config/arm/lib1func.S.
557 2016-07-07 Richard Biener <rguenther@suse.de>
559 * tree-ssa-pre.c: Include alias.h.
560 (compute_avail): If we have multiple VN_REFERENCEs with the
561 same hashtable entry adjust that to make it a valid replacement
562 for all of them with respect to alignment and aliasing
563 when doing insertion.
564 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
565 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
567 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
571 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
572 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
575 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
577 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
578 (adjust_mems): Adjust.
579 (adjust_insn): Likewise.
580 (prepare_call_arguments): Likewise.
582 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
584 * gcse.c (struct ls_expr): Make stores field a vector.
585 (ldst_entry): Adjust.
586 (free_ldst_entry): Likewise.
587 (print_ldst_list): Likewise.
588 (compute_ld_motion_mems): Likewise.
589 (update_ld_motion_stores): Likewise.
591 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
593 * gcse.c (struct ls_expr): Remove loads field.
594 (ldst_entry): Adjust.
595 (free_ldst_entry): Likewise.
596 (print_ldst_list): Likewise.
597 (compute_ld_motion_mems): Likewise.
599 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
601 * store-motion.c (struct st_expr): Make antic_stores a vector.
602 (st_expr_entry): Adjust.
603 (free_st_expr_entry): Likewise.
604 (print_store_motion_mems): Likewise.
605 (find_moveable_store): Likewise.
606 (compute_store_table): Likewise.
607 (remove_reachable_equiv_notes): Likewise.
608 (replace_store_insn): Likewise.
609 (build_store_vectors): Likewise.
611 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
613 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
614 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
616 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
618 PR tree-optimization/71518
619 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
620 misalign also for outer loops with negative step.
622 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
624 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
625 (cortex_a53_shift): Add mov_shift.
626 (cortex_a53_shift_reg): Add new reservation for register shifts.
627 (cortex_a53_alu): Remove bfm.
628 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
629 (cortex_a53_alu_extr): Add new reservation for EXTR.
630 (bypasses): Improve bypass modelling.
632 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
635 * config/avr/avr.c (avr_asm_select_section): Strip off
636 SECTION_DECLARED from flags when calling get_section.
638 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
640 * tree-vectorizer.h (vect_memory_access_type): Add
641 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
642 * tree-vect-stmts.c (compare_step_with_zero): New function.
643 (perm_mask_for_reverse): Move further up file.
644 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
646 (get_negative_load_store_type): New function.
647 (get_load_store_type): Call it. Add an ncopies argument.
648 (vectorizable_mask_load_store): Update call accordingly and
649 remove tests for negative steps.
650 (vectorizable_store, vectorizable_load): Likewise. Handle new
653 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
655 * tree-vectorizer.h (vect_memory_access_type): New enum.
656 (_stmt_vec_info): Add a memory_access_type field.
657 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
658 (vect_model_store_cost): Take an access type instead of a boolean.
659 (vect_model_load_cost): Likewise.
660 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
661 vect_model_store_cost and vect_model_load_cost.
662 * tree-vect-stmts.c (vec_load_store_type): New enum.
663 (vect_model_store_cost): Take an access type instead of a
664 store_lanes_p boolean. Simplify tests.
665 (vect_model_load_cost): Likewise, but for load_lanes_p.
666 (get_group_load_store_type, get_load_store_type): New functions.
667 (vectorizable_store): Use get_load_store_type. Record the access
668 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
669 (vectorizable_load): Likewise.
670 (vectorizable_mask_load_store): Likewise. Replace is_store
671 variable with vls_type.
673 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
675 * tree-vectorizer.h (vect_grouped_load_supported): Add a
676 single_element_p parameter.
677 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
678 Check the PR65518 case here rather than in vectorizable_load.
679 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
680 * tree-vect-stmts.c (vectorizable_load): Likewise.
682 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
684 * tree-vectorizer.h (gather_scatter_info): New structure.
685 (vect_check_gather_scatter): Return a bool rather than a decl.
686 Replace return-by-pointer arguments with a single
687 gather_scatter_info *.
688 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
689 (vect_analyze_data_refs): Update call accordingly.
690 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
691 (vectorizable_mask_load_store): Likewise. Also record the
692 offset dt and vectype in the gather_scatter_info.
693 (vectorizable_store): Likewise.
694 (vectorizable_load): Likewise.
696 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
698 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
699 strided groups, use the cost of N scalar accesses instead
700 of ncopies vector accesses.
701 (vect_model_load_cost): Likewise.
703 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
705 * tree-vect-stmts.c (vect_cost_group_size): Delete.
706 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
707 variable to indicate when once-per-group costs are being used.
708 (vect_model_load_cost): Likewise. Fix comment and misindented code.
710 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
712 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
713 peeling-for-gaps condition.
715 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
717 * config/s390/s390.c (s390_expand_vec_init): Force initializer
718 element to register if it doesn't match general_operand.
720 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
721 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
723 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
725 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
726 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
727 (SIGNBIT): New mode iterator.
728 (Fsignbit): New mode attribute.
729 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
730 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
731 when direct moves are available.
732 (signbit<mode>2_dm): New define_insn_and_split).
733 (signbit<mode>2_dm2): New define_insn.
735 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
737 PR rtl-optimization/71594
738 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
739 into subregs of appropriate mode before trying to emit a conditional
742 2016-07-05 Jan Hubicka <jh@suse.cz>
744 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
747 2016-07-05 Jan Hubicka <jh@suse.cz>
749 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
751 2016-07-05 Jiong Wang <jiong.wang@arm.com>
753 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
756 2016-07-05 Jan Hubicka <jh@suse.cz>
758 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
761 2016-07-05 Richard Biener <rguenther@suse.de>
763 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
764 Handle empty else block.
765 (is_feasible_trace): Likewise.
766 (split_paths): Likewise.
768 2016-07-05 Richard Biener <rguenther@suse.de>
770 * tree-loop-distribution.c (distribute_loop): Fix issue with
773 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
775 * config/arm/neon-testgen.ml: Delete.
776 * config/arm/neon.ml: Delete.
778 2016-07-04 Jakub Jelinek <jakub@redhat.com>
781 * tree.c (attribute_value_equal): Use get_attribute_name instead of
782 directly using TREE_PURPOSE.
784 2016-07-04 Jiong Wang <jiong.wang@arm.com>
786 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
787 * config/aarch64/aarch64_neon.h: Likewise.
788 * config/aarch64/arm_neon.h: Likewise.
789 * config/aarch64/atomics.md: Likewise.
790 * config/aarch64/aarch64-simd-builtins.def: Likewise.
791 * doc/invoke.texi: Likewise.
793 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
795 * config/s390/s390.md: Add "z13" cpu_facility.
796 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
797 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
798 condition" type instructions.
800 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
801 Jeff Law <law@redhat.com>
803 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
804 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
806 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
808 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
809 permutation for TARGET_AVX512F.
810 (ix86_expand_vec_one_operand_perm_avx512): New function.
811 (expand_vec_perm_1): Invoke introduced function.
812 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
813 it may be not valid after vectorization.
815 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
818 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
819 typo in comment. Only force to memory if it is a weak
822 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
823 Jiong Wang <jiong.wang@arm.com>
825 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
826 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
827 (AARCH64_FL_F16): New.
828 (AARCH64_FL_FOR_ARCH8_2): New.
829 (AARCH64_ISA_8_2): New.
830 (AARCH64_ISA_F16): New.
831 (TARGET_FP_F16INST): New.
832 (TARGET_SIMD_F16INST): New.
833 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
834 ("fp"): Disabling "fp" also disables "fp16".
835 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
836 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
837 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
838 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
840 2016-07-04 Jan Beulich <jbeulich@suse.com>
842 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
844 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
847 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
848 the insns, use an insn form that does not adjust the offset on
849 little endian systems.
851 2016-07-01 Jan Beulich <jbeulich@suse.com>
853 * varasm.c (get_variable_section): Validate initializer in
854 named .bss-like sections.
856 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
858 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
859 Exchange the order of the second and third operands in the vpermr
860 instruction tmeplate.
862 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
865 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
866 Disallow TDmode values.
868 2016-07-01 Alan Modra <amodra@gmail.com>
870 PR rtl-optimization/71709
871 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
872 being set, not referenced.
874 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
876 PR tree-optimization/70729
877 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
878 of loop since it can be not valid after transformation.
880 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
882 * config/arm/arm.c (thumb_reload_in_hi): Delete.
883 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
885 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
887 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
890 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
893 * config/rs6000/constraints.md (wY constraint): New constraint to
894 match the requirements for the LXSD and STXSD instructions.
895 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
896 predicate to match the requirements for the LXSD and STXSD
898 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
899 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
900 to make sure that the bottom 2 bits of offset are 0, the address
901 form is offsettable, and no updating is done in the address mode.
902 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
903 (movdi_internal32): Likewise
904 (movdi_internal64): Likewise.
906 2016-06-30 Jakub Jelinek <jakub@redhat.com>
908 PR tree-optimization/71707
909 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
910 strinfo even for ADDR_EXPR ptr.
912 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
914 * config/rs6000/altivec.md (darn_32): Change the condition to
915 TARGET_P9_MISC instead of TARGET_MODULO.
916 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
917 condition expression.
918 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
919 condition expression.
920 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
921 (DFP_TEST): New code iterator.
922 (dfptstsfi_<code>_mode>): New define_expand.
923 (*dfp_sgnfcnc_<mode>): New define_insn.
924 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
925 definition next to BU_P9_MISC_1 definition and change the MASK
926 value to RS6000_BTM_P9_MISC.
927 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
928 (BU_P9_64BIT_MISC_0): Likewise.
929 (BU_P9_DFP_MISC_0): New macro definition.
930 (BU_P9_DFP_MISC_1): New macro definition.
931 (BU_P9_DFP_MISC_2): New macro definition.
932 (BU_P9_DFP_OVERLOAD_1): New macro definition.
933 (BU_P9_DFP_OVERLOAD_2): New macro definition.
934 (BU_P9_DFP_OVERLOAD_3): New macro definition.
935 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
936 (TSTSFI_LT_TD): Likewise.
937 (TSTSFI_EQ_DD): Likewise.
938 (TSTSFI_EQ_TD): Likewise.
939 (TSTSFI_GT_DD): Likewise.
940 (TSTSFI_GT_TD): Likewise.
941 (TSTSFI_OV_DD): Likewise.
942 (TSTSFI_OV_TD): Likewise.
943 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
944 (TSTSFI_LT_DD): Likewise.
945 (TSTSFI_LT_TD): Likewise.
946 (TSTSFI_EQ): Likewise.
947 (TSTSFI_EQ_DD): Likewise.
948 (TSTSFI_EQ_TD): Likewise.
949 (TSTSFI_GT): Likewise.
950 (TSTSFI_GT_DD): Likewise.
951 (TSTSFI_GT_TD): Likewise.
952 (TSTSFI_OV): Likewise.
953 (TSTSFI_OV_DD): Likewise.
954 (TSTSFI_OV_TD): Likewise.
955 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
956 overloaded test significance functions.
957 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
958 OPTION_MASK_P9_MISC into the representation of this mask.
959 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
961 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
962 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
964 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
965 argument is a 6-bit unsigned literal value if the icode argument
966 represents a DFP test significance built-in call.
967 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
968 flag used independently and in combination with the
969 RS6000_BTM_64BIT flag.
970 (rs6000_opt_masks): Add entry for power9-misc command-line option.
971 (rs6000_builtin_mask_names): Add entry for power9-misc
973 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
974 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
975 RS6000_BTM_P9_MISC macros.
976 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
977 option and change the description of the -mpower9-vector option to
978 enable only vector instructions, removing its erroneously claimed
979 support for scalar instructions.
980 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
981 the ISA 3.0 digital floating point test significance built-in
984 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
986 * config/aarch64/aarch64.c (cortexa35_tunings):
987 Enable AES fusion. Use cortexa57_branch_cost.
988 (cortexa53_tunings): Use cortexa57_branch_cost.
989 (cortexa72_tunings): Use cortexa57_branch_cost.
990 Use AUTOPREFETCHER_WEAK.
991 (cortexa73_tunings): Use cortexa57_branch_cost.
993 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
994 James Greenhalgh <james.greenhalgh@arm.com>
996 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
997 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
998 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
999 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1000 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1001 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1002 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1003 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1004 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1005 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1006 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1007 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1008 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1011 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1012 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1014 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1016 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1018 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1021 * gcc.c (driver::build_option_suggestions): Pass "option" to
1022 add_misspelling_candidates.
1023 * opts-common.c (add_misspelling_candidates): Add "option" param;
1024 use it to avoid adding negated forms for options marked with
1026 * opts.h (add_misspelling_candidates): Add "option" param.
1028 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1031 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1032 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1033 first when permuting bitwise operation with rotate. Cast
1034 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1036 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1038 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1039 for misspelled param names.
1040 * params.c: Include spellcheck.h.
1041 (find_param_fuzzy): New function.
1042 * params.h (find_param_fuzzy): New prototype.
1043 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1044 * spellcheck.h (struct edit_distance_traits<const char *>):
1047 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1049 * config/rs6000/predicates.md (const_0_to_7_operand): New
1050 predicate, recognize 0..7.
1051 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1052 support for doing extracts from V16QImode, V8HImode, V4SImode
1054 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1055 vector extract support.
1056 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1057 for ISA 3.0 vector extract.
1058 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1059 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1060 extracts of a constant element number from small integer vectors
1061 on 64-bit ISA 3.0 systems.
1062 (vsx_extract_<mode>_di): Likewise.
1063 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1064 say when we can do ISA 3.0 vector extracts.
1065 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1066 registers, using the stxsiwx instruction.
1068 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1070 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1071 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1072 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1073 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1074 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1075 * config/arm/arm.c (arm_qdf24xx_tune): New.
1077 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1079 * config/aarch64/aarch64.c (cortexa53_tunings):
1080 Increase loop alignment to 8. Set function alignment to 16.
1081 (cortexa35_tunings): Likewise.
1082 (cortexa57_tunings): Increase loop alignment to 8.
1083 (cortexa72_tunings): Likewise.
1084 (cortexa73_tunings): Likewise.
1086 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1088 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1089 for arm_fp16_ok and arm_fp16_hw.
1090 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1091 arm_fp16_alternative.
1093 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1095 PR tree-optimization/71655
1096 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1097 types when swapping operands.
1099 2016-06-29 Martin Liska <mliska@suse.cz>
1102 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1103 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1104 of build_optimization_node.
1106 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1108 PR tree-optimization/70729
1109 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1110 independent in loops having positive safelen value.
1111 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1112 it may be not valid after vectorization.
1114 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1116 PR tree-optimization/71625
1117 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1118 is sorted by ascending list->offset. If PTR is non-NULL and there is
1119 previous strinfo, call get_stridx_plus_constant.
1120 (get_stridx): Pass exp as second argument to get_addr_stridx.
1121 (addr_stridxptr): Add missing list = list->next, so that there can be
1122 more than one entries in the list. Bump limit from 16 to 32. Ensure
1123 the list is sorted by ascending list->offset.
1124 (get_stridx_plus_constant): Adjust so that it can be also called with
1125 ADDR_EXPR instead of SSA_NAME as PTR.
1126 (handle_char_store): Pass NULL_TREE as second argument to
1129 2016-06-29 Richard Biener <rguenther@suse.de>
1131 PR rtl-optimization/68961
1132 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1134 2016-06-29 Richard Biener <rguenther@suse.de>
1137 * alias.c (component_uses_parent_alias_set_from): Handle
1138 type punning through union accesses by using the union alias set.
1139 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1141 2016-07-29 Richard Biener <rguenther@suse.de>
1143 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1144 precision not matching mode precision.
1146 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1148 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1149 pa_output_arg_descriptor.
1150 (call_val_symref_64bit_post_reload): Likewise.
1151 (call_val_powf_64bit_post_reload): Likewise.
1152 (sibcall_internal_symref_64bit): Likewise.
1153 (sibcall_value_internal_symref_64bit): Likewise.
1155 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1158 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1159 a constant, force its SUBREG_REG into memory or register instead
1162 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1165 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1166 * doc/invoke.texi (AVR Options): Document it.
1168 2016-06-28 Walter Lee <walt@tilera.com>
1170 * config/tilegx/linux.h: Do not include arch/icache.h
1171 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1172 * config/tilepro/linux.h: Do not include arch/icache.h
1173 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1175 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1177 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1178 for big-endian BIT_FIELD_REF.
1180 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1182 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1183 ('size' attribute): Add '128'.
1185 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1186 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1187 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1188 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1189 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1190 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1191 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1192 *trunc<mode>df2_odd): Set size attribute to '128'.
1193 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1194 * config/rs6000/power6.md (power6-fp): Include dfp type.
1195 * config/rs6000/power7.md (power7-fp): Likewise.
1196 * config/rs6000/power8.md (power8-fp): Likewise.
1197 * config/rs6000/power9.md: New file.
1198 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1199 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1200 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1202 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1203 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1204 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1205 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1206 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1207 dfp_dscri_<mode>): Change type attribute to dfp.
1208 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1209 attribute to vecsimple.
1210 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1211 and prefetch streams.
1212 (rs6000_option_override_internal): Remove temporary code setting
1213 tuning to power8. Don't set rs6000_sched_groups for power9.
1214 (last_scheduled_insn): Change to rtx_insn *.
1215 (divide_cnt, vec_load_pendulum): New variables.
1216 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1217 (rs6000_issue_rate): Set issue rate for Power9.
1218 (is_power9_pairable_vec_type): New.
1219 (power9_sched_reorder2): New.
1220 (rs6000_sched_reorder2): Call new function for Power9 specific
1222 (insn_must_be_first_in_group): Remove Power9.
1223 (insn_must_be_last_in_group): Likewise.
1224 (force_new_group): Likewise.
1225 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1226 Initialize divide_cnt/vec_load_pendulum.
1227 (_rs6000_sched_context, rs6000_init_sched_context,
1228 rs6000_set_sched_context): Handle context save/restore of new
1231 2016-06-28 Richard Biener <rguenther@suse.de>
1233 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1234 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1235 COMPONENT_REF operand.
1236 (nonoverlapping_component_refs_p): Likewise.
1237 * stor-layout.c (start_bitfield_representative): Mark
1238 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1240 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1242 * Makefile.in: Don't cat ../stage_current if it does not exist.
1244 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1245 last argument is a bit-field.
1247 PR rtl-optimization/71673
1248 * internal-fn.c (expand_arith_overflow_result_store): Use
1249 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1250 expand_simple_binop.
1253 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1254 expand_ifn_atomic_compare_exchange): New functions.
1255 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1256 * tree.h (build_call_expr_internal_loc): Rename to ...
1257 (build_call_expr_internal_loc_array): ... this. Fix up type of
1259 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1260 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1261 ATOMIC_COMPARE_EXCHANGE result.
1262 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1263 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1264 fold_builtin_atomic_compare_exchange): New prototypes.
1265 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1266 fold_builtin_atomic_compare_exchange): New functions..
1267 * tree-ssa.c (execute_update_addresses_taken): If
1268 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1269 of call when finding addressable vars, and if such var becomes
1270 non-addressable, call fold_builtin_atomic_compare_exchange.
1272 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1275 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1276 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1278 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1280 * config/rs6000/rs6000.md ('type' attribute): Add
1281 veclogical,veccmpfx,vecexts,vecmove insn types.
1282 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1283 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1284 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1285 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1286 *nabs<mode>2_hw): Change type to vecmove.
1287 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1288 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1289 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1290 *ieee_128bit_vsx_abs<mode>2_internal,
1291 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1292 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1293 *ieee128_mtvsrd_32bit): Change type to veclogical.
1294 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1295 *movdi_internal32, *movdi_internal64): Update insn types.
1296 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1297 vsx_extract_<mode>): Change type to veclogical.
1298 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1299 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1300 *vsx_sign_extend_si_v2di): Change type to vecexts.
1301 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1303 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1304 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1305 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1306 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1307 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1308 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1309 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1310 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1311 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1312 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1313 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1314 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1315 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1316 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1317 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1318 (ppc7450-vecsimple): Add veclogical, vecmove.
1319 (ppc7450-veccmp): Add veccmpfx.
1320 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1322 (ppc8540_vector_compare): Add veccmpfx.
1323 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1324 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1325 (cell-vecsimple): Add veclogical, vecmove.
1326 (cell-veccmp): Add veccmpfx.
1327 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1328 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1330 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1331 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1332 (power4-vecsimple): Add veclogical, vecmove.
1333 (power4-veccmp): Add veccmpfx.
1334 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1335 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1336 (power6-vecsimple): Add veclogical, vecmove.
1337 (power6-veccmp): Add veccmpfx.
1338 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1339 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1340 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1341 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1342 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1343 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1344 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1346 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1348 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1351 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1352 OPTION_MASK_P9_DFORM_VECTOR.
1353 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1354 disable -mpower9-dform-vector when using reload.
1355 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1356 New 'strict' argument. Update all callers. Add strict addressing
1358 (rs6000_legitimate_offset_address_p): Remove call to
1359 virtual_stack_registers_memory_p.
1360 (rs6000_legitimize_reload_address): Add quad address support.
1361 (rs6000_legitimate_address_p): Move call to quad_address_p above
1362 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1363 to account for new strict usage.
1364 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1365 for new strict usage.
1366 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1368 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1375 * config/i386/i386.c (ix86_spill_class): Disable condition to
1376 always return NO_REGS.
1378 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1380 * predict.c: Include gimple-pretty-print.h
1381 (predicted_by_loop_heuristics_p): Check also
1382 PRED_LOOP_EXIT_WITH_RECURSION
1383 (predict_loops): Find self recursive calls and use special purpose
1384 predictors for them; dump log about decisions.
1385 (pass_profile::execute): Dump info about #of iterations.
1386 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1387 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1389 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1391 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1392 output_asm_insn calls and shorten long lines. Output .CALL
1393 argument descriptor using pa_output_arg_descriptor. Add various
1394 inline $$dyncall and other optimizations.
1395 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1397 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1399 PR tree-optimization/71643
1400 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1403 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1404 leak a bitmap if dep_bb is NULL.
1406 PR tree-optimization/71631
1407 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1408 to rewrite_expr_tree even if negate_result, move new_lhs var
1409 declaration and initialization earlier, for powi_result set afterwards
1410 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1411 if new_lhs != lhs, and don't shadow gsi var.
1413 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1415 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1416 Add in_loop parameter.
1417 (predict_loops): Add loop guard heuristics.
1418 * predict.def (PRED_LOOP_GUARD): New heuristics.
1420 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1422 * predict.c: Include ipa-utils.h
1423 (tree_bb_level_prediction): Predict recursive calls.
1424 (tree_estimate_probability_bb): Skip inexpensive calls for call
1426 * predict.def (PRED_RECURSIVE_CALL): New.
1428 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1430 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1431 (BU_FLOAT128_1): Likewise.
1433 (COPYSIGNQ): Likewise.
1434 (RS6000_BUILTIN_NANQ): Likewise.
1435 (RS6000_BUILTIN_NANSQ): Likewise.
1436 (RS6000_BUILTIN_INFQ): Likewise.
1437 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1438 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1439 (TARGET_FOLD_BUILTIN): New #define.
1440 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1441 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1442 (rs6000_fold_builtin): New target hook implementation, handling
1443 folding of 128-bit NaNs and infinities.
1444 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1445 entries are filled in to avoid problems during bootstrap
1446 self-test; define builtins for 128-bit NaNs and infinities.
1447 (rs6000_opt_mask): Add entry for float128.
1448 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1449 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1450 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1451 (const_str_type_node): New #define.
1452 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1453 to a define_expand that dispatches to either copysign<mode>3_soft
1454 or copysign<mode>3_hard.
1455 (copysign<mode>3_hard): Rename from copysign<mode>3.
1456 (copysign<mode>3_soft): New define_insn.
1457 * doc/extend.texi: Document new builtins.
1459 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1461 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1462 PRIu64 instead of lu.
1464 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1467 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1470 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1472 PR tree-optimization/71647
1473 * omp-low.c (lower_rec_input_clauses): Convert
1474 omp_clause_aligned_alignment (c) to size_type_node for the
1475 last argument of __builtin_assume_aligned.
1477 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1479 * configure.ac (calling ___tls_get_addr via GOT): New
1480 assembler/linker check.
1481 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1482 assembler and linker supports calling ___tls_get_addr via GOT.
1483 Otherise, defined to 0.
1484 * config.in: Regenerated.
1485 * configure: Likewise.
1486 * config/i386/constraints.md (Yb): New constraint.
1487 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1488 (REG_CLASS_NAMES): Likewise.
1489 (REG_CLASS_CONTENTS): Likewise.
1490 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1491 the b constraint with the Yb constraint. Call ___tls_get_addr
1492 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1494 (*tls_local_dynamic_base_32_gnu): Likewise.
1495 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1496 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1497 (*tls_local_dynamic_base_64_<mode>): Likewise.
1499 2016-06-24 Martin Liska <mliska@suse.cz>
1501 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1502 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1504 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1505 argument to true if the expected number of iterations is
1508 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1510 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1511 assemble for 32bit target.
1512 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1513 and $ld_ix86_gld_32_opt to link for 32bit target.
1514 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1515 * configure: Regenerate.
1517 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1519 * config/arm/arm.c (int_log2): Delete definition and prototype.
1520 (shift_op): Use exact_log2 instead of int_log2.
1521 (vfp3_const_double_for_fract_bits): Likewise.
1523 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1525 * internal-fn.c (expand_arith_set_overflow): New function.
1526 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1528 (expand_arith_overflow_result_store): Likewise. Handle precision
1529 smaller than mode precision.
1530 * tree-vrp.c (extract_range_basic): For imag part, handle
1531 properly signed 1-bit precision result.
1532 * doc/extend.texi (__builtin_add_overflow): Document that last
1533 argument can't be pointer to enumerated or boolean type.
1534 (__builtin_add_overflow_p): Document that last argument can't
1535 have enumerated or boolean type.
1537 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1538 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1540 * config/rs6000/predicates.md (splat_input_operand): Rework.
1541 Don't allow constants, since the insns that use this predicate
1542 don't support constants. Constants are handled by other insns
1543 that are created via combine. During and after register
1544 allocation, only allow indexed or indirect addresses, and not
1545 general addresses. Only allow modes supported by the hardware.
1546 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1547 comment. Move check for using VSPLTIS<x> to a common location,
1548 instead of doing it in two different places.
1550 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1552 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1553 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1554 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1555 signature_CENTAUR_ebx.
1557 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1561 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1562 (as_ix86_gas_32_opt): This.
1563 (ld_ix86_tls_ldm_opt): Renamed to ...
1564 (ld_ix86_gld_32_opt): This.
1565 (R_386_TLS_LDM reloc): Updated.
1566 (R_386_GOT32X reloc): New assembler/linker check.
1567 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1568 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1570 * config.in: Regenerated.
1571 * configure: Likewise.
1572 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1573 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1574 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1575 if ix86_force_load_from_GOT_p returns true.
1576 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1577 ix86_force_load_from_GOT_p returns true.
1578 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1579 the external function address via the GOT slot.
1580 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1581 HAVE_AS_IX86_GOT32X before returning false.
1582 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1583 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1585 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1587 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1589 2016-06-23 Andi Kleen <ak@linux.intel.com>
1591 * Makefile.in: Regenerate.
1592 * doc/install.texi: Document autoprofiledbootstrap.
1594 2016-06-23 Andi Kleen <ak@linux.intel.com>
1596 * config/i386/gcc-auto-profile: New file.
1598 2016-06-23 Martin Liska <mliska@suse.cz>
1601 * predict.c (predict_loops): Revert the hunk that was removed
1604 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1606 * config.gcc: Add support for arm*-*-phoenix* targets.
1607 * config/arm/t-phoenix: New.
1608 * config/phoenix.h: New.
1610 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1611 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1615 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1616 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1617 ix86_force_load_from_GOT_p returns true.
1618 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1619 ix86_force_load_from_GOT_p returns true.
1620 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1621 ix86_force_load_from_GOT_p returns true.
1622 (ix86_expand_move): Load the external function address via the
1623 GOT slot if ix86_force_load_from_GOT_p returns true.
1624 * config/i386/predicates.md (x86_64_immediate_operand): Return
1625 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1626 (x86_64_zext_immediate_operand): Ditto.
1628 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1630 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1632 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1635 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1636 * diagnostic.c (pedwarn_at_rich_loc): New function.
1637 * spellcheck.h (best_match::best_match): Add a
1638 "best_distance_so_far" optional parameter.
1639 (best_match::set_best_so_far): New method.
1640 (best_match::get_best_distance): New accessor.
1641 (best_match::get_best_candidate_length): New accessor.
1643 2016-06-22 Nick Clifton <nickc@redhat.com>
1645 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1646 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1647 modes are accepted as well.
1648 (ucompare_loc_descriptor): Likewise.
1649 (minmax_loc_descriptor): Likewise.
1650 (clz_loc_descriptor): Likewise.
1651 (popcount_loc_descriptor): Likewise.
1652 (bswap_loc_descriptor): Likewise.
1653 (rotate_loc_descriptor): Likewise.
1654 (mem_loc_descriptor): Likewise.
1655 (loc_descriptor): Likewise.
1657 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1659 * common.opt (fdiagnostics-parseable-fixits): New option.
1660 * diagnostic.c: Include "selftest.h".
1661 (print_escaped_string): New function.
1662 (print_parseable_fixits): New function.
1663 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1664 (selftest::assert_print_escaped_string): New function.
1665 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1666 (selftest::test_print_escaped_string): New function.
1667 (selftest::test_print_parseable_fixits_none): New function.
1668 (selftest::test_print_parseable_fixits_insert): New function.
1669 (selftest::test_print_parseable_fixits_remove): New function.
1670 (selftest::test_print_parseable_fixits_replace): New function.
1671 (selftest::diagnostic_c_tests): New function.
1672 * diagnostic.h (struct diagnostic_context): Add field
1673 "parseable_fixits_p".
1674 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1675 -fdiagnostics-parseable-fixits.
1676 (-fdiagnostics-parseable-fixits): New option.
1677 * opts.c (common_handle_option): Handle
1678 -fdiagnostics-parseable-fixits.
1679 * selftest-run-tests.c (selftest::run_tests): Call
1680 selftest::diagnostic_c_tests.
1681 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1683 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1685 PR tree-optimization/71488
1686 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1687 comparison of boolean vectors.
1688 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1689 of boolean vectors using bitwise operations.
1691 2016-06-22 Andreas Schwab <schwab@suse.de>
1693 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1696 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1698 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1700 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1702 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1705 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1707 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1708 * config/arm/arm-cores.def (cortex-a73): New entry.
1709 (cortex-a73.cortex-a35): Likewise.
1710 (cortex-a73.cortex-a53): Likewise.
1711 * config/arm/arm-tables.opt: Regenerate.
1712 * config/arm/arm-tune.md: Likewise.
1713 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1714 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1715 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1716 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1717 * doc/invoke.texi (ARM Options): Document cortex-a73,
1718 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1720 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1722 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1723 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1724 (cortex-a73.cortex-a35): Likewise.
1725 (cortex-a73.cortex-a53): Likewise.
1726 * config/aarch64/aarch64-tune.md: Regenerate.
1727 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1728 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1731 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1733 * configure.ac (gcc_cv_as_compress_debug): Remove
1734 --compress-debug-sections as extra as switch.
1735 Handle gas --compress-debug-sections=type.
1736 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1737 Handle gld --compress-debug-sections=type.
1738 * configure: Regenerate.
1740 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1742 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1744 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1746 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1747 (do_rewrite): likewise.
1749 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1751 * common/config/mep/mep-common.c: Remove.
1752 * config.gcc: Remove mep-* support.
1753 * config/mep/constraints.md: Remove.
1754 * config/mep/default.h: Remove.
1755 * config/mep/intrinsics.h: Remove.
1756 * config/mep/intrinsics.md: Remove.
1757 * config/mep/ivc2-template.h: Remove.
1758 * config/mep/mep-c5.cpu: Remove.
1759 * config/mep/mep-core.cpu: Remove.
1760 * config/mep/mep-default.cpu: Remove.
1761 * config/mep/mep-ext-cop.cpu: Remove.
1762 * config/mep/mep-intrin.h: Remove.
1763 * config/mep/mep-ivc2.cpu: Remove.
1764 * config/mep/mep-pragma.c: Remove.
1765 * config/mep/mep-protos.h: Remove.
1766 * config/mep/mep.c: Remove.
1767 * config/mep/mep.cpu: Remove.
1768 * config/mep/mep.h: Remove.
1769 * config/mep/mep.md: Remove.
1770 * config/mep/mep.opt: Remove.
1771 * config/mep/predicates.md: Remove.
1772 * config/mep/t-mep: Remove.
1773 * doc/install.texi: Remove mep-* documentation.
1774 * doc/md.texi: Likewise.
1776 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1778 * config.gcc: Remove support for avr-rtems.
1779 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1780 * config/avr/rtems.h: Remove.
1781 * config/avr/t-rtems: Remove.
1783 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1785 * config.gcc: Remove m32r-rtems support.
1786 * config/m32r/rtems.h: Remove.
1788 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1790 * config.gcc: Remove h8300-rtems support.
1791 * config/h8300/rtems.h: Remove.
1792 * config/h8300/t-rtems: Remove.
1794 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1796 * config.gcc: Remove support for knetbsd.
1797 * configure.ac: Likewise.
1798 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1799 * config/knetbsd-gnu.h: Remove.
1800 * configure: Regenerate.
1802 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1804 * config.gcc: Remove support for openbsd 2 and 3.
1805 * config/openbsd-oldgas.h: Remove.
1807 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1809 * config.gcc: Remove interix support.
1810 * config/i386/i386-interix.h: Remove.
1811 * config/i386/interix.opt: Remove.
1812 * config/i386/t-interix: Remove.
1813 * configure: Regenerate.
1814 * configure.ac: Remove interix support.
1815 * doc/install.texi: Remove interix documentation.
1817 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1819 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1820 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1823 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1825 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1826 they are both PLACEHOLDER_EXPRs.
1828 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1830 * stor-layout.c (layout_type): Move setting complex MODE to
1831 layout_type, instead of setting it ahead of time by the caller.
1832 * tree.c (build_complex_type): Likewise.
1834 2016-06-21 Martin Liska <mliska@suse.cz>
1836 * predict.c (force_edge_cold): Replace imposisble with
1839 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1841 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1842 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1844 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1846 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1848 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1849 Ilya Enkovich <ilya.enkovich@intel.com>
1852 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1853 New member function to convert V1TImode register to SUBREG
1854 TImode in debug insn.
1855 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1856 after changing register mode to V1TImode.
1858 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1860 * config/aarch64/aarch64-cores.def (vulcan): New core.
1861 * config/aarch64/aarch64-tune.md: Regenerate.
1862 * doc/invoke.texi: Document vulcan as an available option.
1864 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1866 * cse.c (canon_asm_operands): New function extracted from...
1867 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1868 either standalone or member of a PARALLEL.
1870 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1873 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1874 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1875 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1877 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1880 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1881 constant addresses if can_create_pseudo_p.
1883 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1885 PR tree-optimization/71588
1886 * tree-ssa-strlen.c (valid_builtin_call): New function.
1887 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1890 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1893 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1894 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1895 for conversion of scalar user var to complex type and use the
1896 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1899 PR rtl-optimization/71591
1900 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1901 don't run any tests.
1903 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1906 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1907 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1908 space for PIC with non-v32 and the common non-PIC "jump".
1910 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1913 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1914 returned values and add UN*/LTGT/*ORDERED cases with values matching
1915 D operand modifier on vcmp for AVX.
1917 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1919 * config/aarch64/aarch64.opt
1920 (mpc-relative-literal-loads): Rename internal option name.
1921 * config/aarch64/aarch64.c
1922 (aarch64_nopcrelative_literal_loads): Rename to
1923 aarch64_pcrelative_literal_loads.
1924 (aarch64_expand_mov_immediate): Likewise.
1925 (aarch64_secondary_reload): Likewise.
1926 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1927 (aarch64_override_options_after_change_1): Rename and simplify logic.
1928 (aarch64_classify_symbol): Merge large model checks into switch,
1929 remove pc-relative load check.
1931 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1933 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1934 costs relative to the cost of a register move.
1936 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1938 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1939 (vcvt_n_f64_u64): Likewise.
1940 (vcvt_n_s64_f64): Likewise.
1941 (vcvt_n_u64_f64): Likewise.
1942 (vcvt_f64_s64): Likewise.
1943 (vrecpe_f64): Likewise.
1944 (vcvt_f64_u64): Likewise.
1945 (vrecps_f64): Likewise.
1947 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1949 * config/aarch64/aarch64.md
1950 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1952 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1954 * config/aarch64/aarch64-builtins.c
1955 (aarch64_types_binop_uss_qualifiers): Delete.
1956 (TYPES_BINOP_USS): Likewise.
1957 (aarch64_types_binop_sus_qualifiers): Likewise.
1958 (TYPES_BINOP_SUS): Likewise.
1959 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1960 (TYPES_FCVTIMM_SUS): Likewise.
1961 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1963 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1964 (fcvtzs): Use SHIFTIMM rather than BINOP.
1965 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1967 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1969 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1970 costs relative to the cost of a register move.
1972 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1974 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1975 Allow scalar/single vector modes to be tieable.
1977 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1979 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1981 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1983 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1985 * tree.h (TYPE_ALIGN): Likewise.
1987 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1990 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1992 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1994 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1995 literal" build warnings.
1996 (avr_print_operand_address): Dito.
1998 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2001 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2002 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2004 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2006 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2008 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2011 * reload1.c (reload): Pass 0 to finish_spills when called because
2012 update_eliminables_and_spill returns true and remove did_spill.
2013 (finish_spills): Adjust comment and document GLOBAL parameter.
2015 2016-06-17 DJ Delorie <dj@redhat.com>
2018 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2019 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2020 (umulqihi3_virt): Likewise.
2021 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2022 (umulqihi3_real): Likewise.
2024 2016-06-17 Martin Liska <mliska@suse.cz>
2026 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2028 2016-06-17 Martin Liska <mliska@suse.cz>
2030 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2032 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2034 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2036 (vaddq_f32): Likewise.
2037 (vmul_f32): Likewise.
2038 (vmulq_f32): Likewise.
2039 (vsub_f32): Likewise.
2040 (vsubq_f32): Likewise.
2042 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2044 PR tree-optimization/71347
2045 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2046 cost for all uses in group.
2048 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2050 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2051 insert gimple seq if it's not empty.
2053 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2055 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2057 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2059 (comp_dr_with_seg_len_pair): Ditto.
2060 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2061 struct dr_with_seg_len_pair against DR_OFFSET.
2062 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2065 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2067 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2069 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2071 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2072 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2073 (pa_output_millicode_call): Likewise.
2074 (pa_output_call): Likewise.
2075 (pa_output_indirect_call): Likewise.
2076 (pa_asm_output_mi_thunk): Likewise.
2078 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2080 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2082 2016-06-16 Martin Liska <mliska@suse.cz>
2084 * predict.c (combine_predictions_for_insn): When we find a first
2085 match predictor, we should consider just predictors with
2086 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2087 DS theory predictor.
2088 (combine_predictions_for_bb): Likewise.
2090 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2092 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2093 with base of reference to struct.
2095 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2097 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2099 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2102 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2103 progmem_swtable_section.
2104 (progmem_swtable_section): Remove.
2105 (avr_asm_function_rodata_section): Remove.
2106 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2107 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2109 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2111 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2112 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2113 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2114 signature_CENTAUR_ebx.
2115 * config/i386/i386.c (ix86_option_override_internal): Add
2116 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2117 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2118 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2120 2016-06-16 Martin Liska <mliska@suse.cz>
2122 * predict.def: Add fortran loop preheader predictor.
2123 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2124 fold IFN_BUILTIN_EXPECT with a known constant argument.
2126 2016-06-16 Martin Liska <mliska@suse.cz>
2128 * predict.def: Add 'Fortran' to display text of all
2129 PRED_FORTRAN_* predictors.
2131 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2134 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2135 [IA64_BUILTIN_NANSQ]: Ditto.
2136 (ia64_fold_builtin): New function.
2137 (TARGET_FOLD_BUILTIN): New define.
2138 (ia64_init_builtins) Declare const_string_type node.
2139 Add __builtin_nanq and __builtin_nansq builtin functions.
2140 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2142 2016-06-16 Nick Clifton <nickc@redhat.com>
2144 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2145 MSP430_HWMULT_ prefix to enum values.
2146 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2147 * config/msp430/msp430.c: Update use of enum values.
2148 * config/msp430/msp430.md: Likewise.
2149 * config/msp430/msp430.opt: Likewise.
2151 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2153 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2154 of comparsions in the last iteration.
2156 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2157 Joern Rennecke <joern.rennecke@embecosm.com>
2159 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2161 (arc_needs_pcl_p): Add GOTOFFPC.
2162 (arc_legitimate_pic_addr_p): Likewise.
2163 (arc_output_pic_addr_const): Likewise.
2164 (arc_legitimize_pic_address): Generate a pc-relative address using
2166 (arc_output_libcall): Use @pcl syntax.
2167 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2168 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2169 (*movsi_insn): Use @pcl syntax.
2170 (doloop_begin_i): Likewise.
2172 2016-06-16 Martin Liska <mliska@suse.cz>
2174 * predict.def: Define a new predictor.
2176 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2178 * config/arc/arc.opt (mtp-regno): Update text.
2180 2016-06-16 Renlin Li <renlin.li@arm.com>
2182 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2184 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2187 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2188 (setcc + and peephole2): Likewise.
2190 PR rtl-optimization/71532
2191 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2194 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2196 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2197 DImode constants with XXSPLTIB in vector registers.
2198 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2199 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2200 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2201 extraction of the element at the top of the register as a scalar
2203 (vsx_extract_<mode>_internal1): Likewise.
2204 (vsx_extract_<mode>_internal2): Likewise.
2205 * config/rs6000/constraints.md (wi constraint): Remove a comment
2206 about DImode not being allowed in Altivec registers.
2207 (wB constraint): New constraint for constants that can be
2208 generated in Altivec registers with VSPLTISW/VUPKHSW.
2209 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2211 (xxspltib_constant_nosplit): Likewise.
2212 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2213 support for -mupper-regs-di to enable DImode to go into Altivec
2215 (POWERPC_MASKS): Likewise.
2216 (power7 cpu): Likewise.
2217 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2218 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2219 for DImode being allowed in Altivec registers. Update wi/wj
2220 constraints. Set scalar_in_vmx_p flag.
2221 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2222 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2223 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2224 (rs6000_opt_masks): Add -mupper-regs-di.
2225 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2226 direct move to use wi and not wj.
2228 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2230 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2231 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2232 any VSX register, instead of just Altivec registers, to allow
2233 either operand to be an Altivec register or both.
2234 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2235 (movdi_internal32): Add support for -mupper-regs-di. Add support
2236 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2237 the alternatives and attributes to be lined up to be easier to
2239 (movdi_internal64): Likewise.
2240 (64-bit DImode splitters): Change predicates to only split loading
2241 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2242 load constants in ISA 3.0 or ISA 2.07 respectively.
2243 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2244 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2245 mention -mcpu=power9 sets these options.
2246 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2249 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2252 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2253 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2254 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2255 by default to warn misspelled interrupt/ signal handler.
2256 * doc/invoke.texi (AVR Options): Document it. Update description
2257 for -nodevicelib option.
2259 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2261 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2262 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2263 (aarch64_<sur>shll2_n<mode>): Likewise.
2265 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2268 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2269 DECL_CONTEXT for copied arguments.
2271 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2273 PR tree-optimization/71483
2274 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2277 2016-06-15 Martin Liska <mliska@suse.cz>
2279 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2280 instead of predict_edge w/o a probability.
2282 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2284 PR tree-optimization/71439
2285 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2288 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2290 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2291 register subregs in SET_SRC.
2293 2016-06-15 Richard Biener <rguenther@suse.de>
2295 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2298 2016-06-15 Richard Biener <rguenther@suse.de>
2300 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2301 not consider dependences between accesses that belong to the
2303 (vect_analyze_data_ref_dependences): Do not analyze read-read
2304 or self-dependences.
2306 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2308 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2310 (find_closest_identifier): Reimplement in terms of
2311 best_match<tree,tree>.
2312 * spellcheck-tree.h: New file.
2313 * spellcheck.c (struct edit_distance_traits<const char *>): New
2315 (find_closest_string): Reimplement in terms of
2316 best_match<const char *, const char *>.
2317 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2318 overload to spellcheck-tree.h.
2319 (find_closest_identifier): Likewise.
2320 (struct edit_distance_traits<T>): New template.
2321 (class best_match): New class.
2323 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2325 * selftest-run-tests.c (selftest::run_tests): Call
2326 selftest::spellcheck_tree_c_tests.
2327 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2328 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2329 (selftest::test_find_closest_identifier): New function.
2330 (selftest::spellcheck_tree_c_tests): New function.
2331 * spellcheck.c (selftest::test_find_closest_string): Verify that
2332 the order of the vec does not affect the results for this case.
2333 (selftest::test_data): New array.
2334 (selftest::test_metric_conditions): New function.
2335 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2336 Call selftest::test_metric_conditions.
2338 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2340 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2341 (BU_P9_MISC_1): Likewise.
2342 (BU_P9_64BIT_MISC_0): Likewise.
2343 (BU_P9_MISC_0): Likewise.
2345 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2347 * gcc-rich-location.c
2348 (gcc_rich_location::add_fixit_misspelled_id): New method.
2349 * gcc-rich-location.h
2350 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2352 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2354 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2355 FreeBSD 11 and above.
2357 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2359 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2361 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2363 * expmed.h: Close parenthesis in "at your option" in copyright
2365 * lower-subreg.h: Likewise.
2367 2016-06-14 Richard Biener <rguenther@suse.de>
2370 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2373 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2375 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2377 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2379 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2381 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2382 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2384 2016-06-14 Richard Biener <rguenther@suse.de>
2386 PR tree-optimization/71522
2387 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2388 copying into float copying.
2390 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2392 PR tree-optimization/71520
2393 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2394 (replace_block_by): Move user labels from bb1 to bb2.
2396 2016-06-14 Richard Biener <rguenther@suse.de>
2400 * expr.h (get_bit_range): Declare.
2401 * expr.c (get_bit_range): Export.
2402 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2403 word_mode again to constrain the bitfield access.
2405 2016-06-14 Richard Biener <rguenther@suse.de>
2407 PR tree-optimization/71521
2408 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2409 division int_const_binop against zero divisor.
2411 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2413 * config/i386/i386.md (signbittf2): New expander.
2414 * config/i386/sse.md (ptesttf2): New insn pattern.
2416 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2419 * input.c (selftest::test_reading_source_line): Avoid reading from
2420 __FILE__ by creating a tempfile with known content and reading
2423 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2425 * pretty-print.c (assert_pp_format_colored): Skip the test if
2427 (test_pp_format): Remove comment about GCC_COLORS.
2429 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2431 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2432 * pretty-print.c (assert_pp_format_va): Add location param and use
2433 it with ASSERT_STREQ_AT.
2434 (assert_pp_format): Add location param and pass it to
2435 assert_pp_format_va.
2436 (assert_pp_format_colored): Likewise.
2437 (ASSERT_PP_FORMAT_1): New.
2438 (ASSERT_PP_FORMAT_2): New.
2439 (ASSERT_PP_FORMAT_3): New.
2440 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2441 explicitly, or implicitly via the above macros.
2442 * selftest.c (selftest::pass): Use a selftest::location rather
2444 (selftest::fail): Likewise. Print the function name.
2445 (selftest::fail_formatted): Likewise.
2446 (selftest::assert_streq): Use a selftest::location rather than
2448 * selftest.h (selftest::location): New struct.
2449 (SELFTEST_LOCATION): New macro.
2450 (selftest::pass): Accept a const location & rather than file
2452 (selftest::fail): Likewise.
2453 (selftest::fail_formatted): Likewise.
2454 (selftest::assert_streq): Likewise.
2455 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2456 (ASSERT_FALSE): Likewise.
2457 (ASSERT_EQ): Likewise.
2458 (ASSERT_NE): Likewise.
2459 (ASSERT_STREQ): Likewise.
2460 (ASSERT_PRED1): Likewise.
2461 (ASSERT_STREQ_AT): New macro.
2463 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2465 * selftest.c (selftest::fail_formatted): New function.
2466 (selftest::assert_streq): New function.
2467 * selftest.h (selftests::fail_formatted): New decl.
2468 (selftest::assert_streq): New decl.
2469 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2471 2016-06-13 Jeff Law <law@redhat.com>
2473 PR tree-optimization/71403
2474 * tree-ssa-threadbackward.c
2475 (convert_and_register_jump_thread_path): No longer accept reference
2476 to path. Do not pop items off the path anymore.
2477 (fsm_find_control_statement_thread_paths): Do not allow threading
2478 to a deeper loop nest. Pop the last item off the path here rather
2479 than in convert_and_register_jump_thread_path.
2481 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2482 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2484 [AArch64] Emit division using the Newton series
2486 * config/aarch64/aarch64-protos.h
2487 (cpu_approx_modes): Add new member "division".
2488 (aarch64_emit_approx_div): Declare new function.
2489 * config/aarch64/aarch64.c
2490 (generic_approx_modes): New member "division".
2491 (exynosm1_approx_modes): Likewise.
2492 (xgene1_approx_modes): Likewise.
2493 (aarch64_emit_approx_div): Define new function.
2494 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2495 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2496 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2497 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2499 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2500 Wilco Dijkstra <wilco.dijkstra@arm.com>
2502 [AArch64] Emit square root using the Newton series
2504 * config/aarch64/aarch64-protos.h
2505 (aarch64_emit_approx_rsqrt): Replace with new function
2506 "aarch64_emit_approx_sqrt".
2507 (cpu_approx_modes): New member "sqrt".
2508 * config/aarch64/aarch64.c
2509 (generic_approx_modes): New member "sqrt".
2510 (exynosm1_approx_modes): Likewise.
2511 (xgene1_approx_modes): Likewise.
2512 (aarch64_emit_approx_rsqrt): Replace with new function
2513 "aarch64_emit_approx_sqrt".
2514 (aarch64_override_options_after_change_1): Handle new option.
2515 * config/aarch64/aarch64-simd.md
2516 (rsqrt<mode>2): Use new function instead.
2517 (sqrt<mode>2): New expansion and insn definitions.
2518 * config/aarch64/aarch64.md: Likewise.
2519 * config/aarch64/aarch64.opt
2520 (mlow-precision-sqrt): Add new option description.
2521 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2523 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2525 [AArch64] Add more choices for the reciprocal square root approximation
2527 Allow a target to prefer such operation depending on the operation mode.
2529 * config/aarch64/aarch64-protos.h
2530 (AARCH64_APPROX_MODE): New macro.
2531 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2532 (cpu_approx_modes): New structure.
2533 (tune_params): New member "approx_modes".
2534 * config/aarch64/aarch64-tuning-flags.def
2535 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2536 * config/aarch64/aarch64.c
2537 (generic_approx_modes): New core "cpu_approx_modes" structure.
2538 (exynosm1_approx_modes): Likewise.
2539 (xgene1_approx_modes): Likewise.
2540 (generic_tunings): New member "approx_modes".
2541 (cortexa35_tunings): Likewise.
2542 (cortexa53_tunings): Likewise.
2543 (cortexa57_tunings): Likewise.
2544 (cortexa72_tunings): Likewise.
2545 (exynosm1_tunings): Likewise.
2546 (thunderx_tunings): Likewise.
2547 (xgene1_tunings): Likewise.
2548 (use_rsqrt_p): New argument for the mode and use new member from
2550 (aarch64_builtin_reciprocal): Devise mode from builtin.
2551 (aarch64_optab_supported_p): New argument for the mode.
2552 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2554 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2556 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2557 RS6000_BTM_MODULO flag into the set of flags that are considered
2558 to be part of the common configuration.
2560 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2562 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2563 difference unsigned.
2564 (vec_absdb): New macro for vector absolute difference unsigned
2566 (vec_absdh): New macro for vector absolute difference unsigned
2568 (vec_absdw): New macro for vector absolute difference unsigned word.
2569 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2570 (vadu<mode>3): New insn.
2571 (*p9_vadu<mode>3): New insn.
2572 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2574 (vaduh): New built-in definition.
2575 (vaduw): New built-in definition.
2576 (vadu): New overloaded built-in definition.
2577 (vadub): New overloaded built-in definition.
2578 (vaduh): New overloaded built-in definition.
2579 (vaduw): New overloaded built-in definition.
2580 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2581 overloaded vector absolute difference unsigned functions.
2582 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2583 the ISA 3.0 vector absolute difference unsigned built-in functions.
2585 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2587 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2588 update shared_lookup_references only once after changing operands.
2590 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2593 * tree-nested.c (convert_nonlocal_omp_clauses)
2594 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2596 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2597 * tree.def (CASE_LABEL_EXPR): Likewise.
2599 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2602 * input.c (test_builtins): Fix an assertion.
2604 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2606 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2609 (isinf<mode>2): Ditto.
2611 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2613 * ggc-tests.c (test_finalization): Only test need_finalization_p
2614 for GCC_VERSION >= 4003.
2616 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2618 * config/s390/vecintrin.h: Fix file description in comment.
2620 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2622 * config/s390/s390-builtin-types.def: Change builtin type naming
2623 scheme to match builtin-types.def.
2625 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2627 * fold-const.c (optimize_minmax_comparison): Remove.
2628 (fold_comparison): Remove call to the above.
2629 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2630 New transformations.
2632 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2634 PR tree-optimization/71416
2635 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2638 2016-06-13 Martin Liska <mliska@suse.cz>
2640 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2641 (combine_predictions_for_insn): Likewise.
2642 (prune_predictions_for_bb): Likewise.
2643 (combine_predictions_for_bb): Likewise.
2645 2016-06-13 Richard Biener <rguenther@suse.de>
2647 PR tree-optimization/71505
2648 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2649 assert match comment.
2651 2016-06-13 Marek Polacek <polacek@redhat.com>
2654 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2655 gimplify_switch_expr.
2656 (warn_switch_unreachable_r): New function.
2658 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2661 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2664 2016-06-13 Richard Biener <rguenther@suse.de>
2667 * fold-const.c (fold_unary_loc): Preserve alignment when
2668 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2670 2016-06-13 Martin Liska <mliska@suse.cz>
2673 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2674 w/ -fsanitize=bounds.
2676 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2678 * config/i386/i386.c (ix86_init_builtins): Calculate
2679 FLOAT128_FTYPE_CONST_STRING function type only once.
2680 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2681 built-in functions are available for x86-32 and x86-64 targets.
2683 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2686 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2688 (FLOAT128_FTYPE_CONST_STRING): New function type.
2689 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2690 [IX86_BUILTIN_NANSQ]: Ditto.
2691 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2692 (ix86_init_builtin_types): Declare const_string_type_node.
2693 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2695 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2696 * doc/extend.texi (x86 Built-in Functions): Document
2697 __builtin_nanq and __builtin_nansq.
2699 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2702 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2703 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2704 length for pop patterns.
2705 (arm_attr_length_push_multi): Update comments.
2706 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2708 (*pop_multiple_with_writeback_and_return): Likewise.
2709 (*pop_multiple_with_return): Likewise.
2711 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2714 * fold-const.c (optimize_bit_field_compare): Don't try to use
2715 word_mode unconditionally for reading the bit field, look at
2716 DECL_BIT_FIELD_REPRESENTATIVE instead.
2718 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2721 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2722 vector integer type.
2724 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2727 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2728 without LABEL_DECL, set *handled_ops_p to false instead of true.
2730 2016-06-10 Martin Sebor <msebor@redhat.com>
2733 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2734 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2735 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2737 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2738 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2739 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2740 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2741 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2742 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2743 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2744 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2746 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2748 * config/arm/arm.h (pool_vector_label,
2749 return_used_this_function): Remove.
2751 2016-06-10 Jeff Law <law@redhat.com>
2753 PR tree-optimization/71335
2754 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2755 zero length paths here.
2756 (convert_and_register_jump_thread_path): Remove hacks related to
2757 duplicated blocks in the jump thread path.
2758 (fsm_find_control_statement_thread_paths): Avoid putting the same
2759 block on the thread path twice, but ensure the thread path is
2760 unchanged from the caller's point of view.
2762 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2764 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2765 * predict.def (PRED_LOOP_BRANCH): Remove.
2767 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2769 * Makefile.in (OBJS): Add ggc-tests.o.
2770 (GTFILES): Add ggc-tests.c.
2771 * ggc-tests.c: New file.
2772 * selftest-run-tests.c (selftest::run_tests): Call
2773 selftest::ggc_tests_c_tests.
2774 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2776 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2778 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2780 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2783 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2784 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2786 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2788 * profile.c: Include cfgloop.h.
2789 (branch_prob): Compute estimated number of iterations.
2790 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2791 recompute estimate number of iterations from profile.
2793 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2796 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2797 must be grouped on top of stack. Don't force early clobber
2798 on ordinary reg outputs.
2800 2016-06-10 Richard Biener <rguenther@suse.de>
2802 * targhooks.c (default_builtin_vectorization_cost): Adjust
2805 2016-06-10 Richard Biener <rguenther@suse.de>
2807 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2808 to fold the RHS to a constant if possible.
2810 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2813 * tree-nested.c (convert_nonlocal_omp_clauses)
2814 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2815 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2816 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2818 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2820 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2822 * omp-low.c (scan_sharing_clauses): Don't expect
2825 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2827 PR tree-optimization/71407
2828 PR tree-optimization/71416
2829 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2832 2016-06-10 Richard Biener <rguenther@suse.de>
2835 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2837 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2839 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2841 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2842 Jiong Wang <jiong.wang@arm.com>
2844 PR rtl-optimization/70751
2845 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2846 spilled into memory.
2848 2016-06-09 Jonathan Yong <10walls@gmail.com>
2851 2015-09-21 Jonathan Yong <10walls@gmail.com>
2853 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2854 sysroot/usr/lib/32api for additional win32 libraries,
2855 fixes failing Cygwin bootstrapping.
2857 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2859 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2862 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2865 * pretty-print.c (pp_indent): Specify that %p is printed in a
2866 host-dependent manner.
2867 (test_pp_format): Remove the test for %p.
2869 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2871 * config/mips/mips.c (mips_output_jump): Fix formatting.
2873 2016-06-09 Richard Biener <rguenther@suse.de>
2875 PR tree-optimization/71462
2876 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2879 2016-06-09 Martin Liska <mliska@suse.cz>
2881 * predict.c (dump_prediction): Add new argument.
2882 (enum predictor_reason): New enum.
2883 (struct predictor_hash): New struct.
2884 (predictor_hash::hash): New function.
2885 (predictor_hash::equal): Likewise.
2886 (not_removed_prediction_p): New function.
2887 (prune_predictions_for_bb): Likewise.
2888 (combine_predictions_for_bb): Prune predictions.
2890 2016-06-09 Martin Liska <mliska@suse.cz>
2892 * predict.c (filter_predictions): New function.
2893 (remove_predictions_associated_with_edge): Use the filter
2895 (equal_edge_p): New function.
2897 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2899 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2900 Correct usage of @samp vs @option, add @samp where appropriate.
2901 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2902 Add armv6s-m and document it, as it is no official ARM name.
2904 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2906 * ifcvt.c (struct noce_if_info): Add transform_name field.
2907 (noce_try_move): Set if_info->transform_name to the function name.
2908 (noce_try_ifelse_collapse): Likewise.
2909 (noce_try_store_flag): Likewise.
2910 (noce_try_inverse_constants): Likewise.
2911 (noce_try_store_flag_constants): Likewise.
2912 (noce_try_addcc): Likewise.
2913 (noce_try_store_flag_mask): Likewise.
2914 (noce_try_cmove): Likewise.
2915 (noce_try_cmove_arith): Likewise.
2916 (noce_try_minmax): Likewise.
2917 (noce_try_abs): Likewise.
2918 (noce_try_sign_mask): Likewise.
2919 (noce_try_bitop): Likewise.
2920 (noce_convert_multiple_sets): Likewise.
2921 (noce_process_if_block): Print if_info->transform_name to
2922 dump_file if transformation succeeded.
2924 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2926 * config/arm/cortex-a57.md (cortex_a57_alu):
2929 2016-06-08 Martin Sebor <msebor@redhat.com>
2930 Jakub Jelinek <jakub@redhat.com>
2934 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2935 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2936 * builtins.c: Include gimple-fold.h.
2937 (fold_builtin_arith_overflow): Handle
2938 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2939 (fold_builtin_3): Likewise.
2940 * doc/extend.texi (Integer Overflow Builtins): Document
2941 __builtin_{add,sub,mul}_overflow_p.
2943 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2945 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2946 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2948 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2950 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2951 Rewrite, looking one level down for records and arrays.
2953 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2955 * pretty-print.c: Include "selftest.h".
2956 (pp_format): Fix comment.
2957 (identifier_to_locale): Likewise.
2958 (selftest::test_basic_printing): New function.
2959 (selftest::assert_pp_format): New function.
2960 (selftest::test_pp_format): New function.
2961 (selftest::pretty_print_c_tests): New function.
2962 * selftest-run-tests.c (selftest::run_tests): Call
2963 selftest::pretty_print_c_tests.
2964 * selftest.h (pretty_print_c_tests): New declaration.
2966 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2968 * invoke.texi (max-loop-headers-insns): Document.
2969 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2970 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2971 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2973 2016-06-08 Richard Biener <rguenther@suse.de>
2975 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2976 on strided SLP loads and fall back to scalar loads in case
2977 we can't chunk them.
2979 2016-06-08 Richard Biener <rguenther@suse.de>
2981 PR tree-optimization/71452
2982 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2983 type used for the SSA rewrite has enough precision to cover
2984 the dynamic type of the location.
2986 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2987 Richard Biener <rguenther@suse.de>
2990 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2991 the same as DECL_P (base0) for indirect_base0. Use equality_code
2992 in one further place.
2994 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2996 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2997 to one word if the field is known to overlap other words.
2998 (extract_bit_field_1): Likewise.
2999 (store_split_bit_field): Remove compensating code.
3000 (extract_split_bit_field): Likewise.
3002 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3006 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3008 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3010 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3012 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3013 (arch64_addpv4sf): Delete.
3014 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3015 "gen_aarch64_addpv4sf".
3016 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3018 (vpadds_f32): Likewise.
3019 (vpaddq_f32): Likewise.
3020 (vpaddq_f64): Likewise.
3022 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3024 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3026 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3027 to VALLF. Rename to "fabd<mode>3".
3028 "*fabd_scalar<mode>3): Delete.
3029 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3031 (vabdd_f64): Likewise.
3032 (vabd_f32): Likewise.
3033 (vabd_f64): Likewise.
3034 (vabdq_f32): Likewise.
3035 (vabdq_f64): Likewise.
3037 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3039 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3041 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3042 "aarch64_rsqrts<mode>".
3043 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3044 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3046 (vrsqrtsd_f64): Likewise.
3047 (vrsqrts_f32): Likewise.
3048 (vrsqrts_f64): Likewise.
3049 (vrsqrtsq_f32): Likewise.
3050 (vrsqrtsq_f64): Likewise.
3052 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3054 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3056 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3057 "aarch64_rsqrte<mode>".
3058 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3059 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3061 (vrsqrted_f64): Likewise.
3062 (vrsqrte_f32): Likewise.
3063 (vrsqrte_f64): Likewise.
3064 (vrsqrteq_f32): Likewise.
3065 (vrsqrteq_f64): Likewise.
3067 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3069 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3073 * config/aarch64/aarch64-simd.md
3074 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3075 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3076 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3078 (vcvt_n_f32_u32): Likewise.
3079 (vcvt_n_s32_f32): Likewise.
3080 (vcvt_n_u32_f32): Likewise.
3081 (vcvtq_n_f32_s32): Likewise.
3082 (vcvtq_n_f32_u32): Likewise.
3083 (vcvtq_n_f64_s64): Likewise.
3084 (vcvtq_n_f64_u64): Likewise.
3085 (vcvtq_n_s32_f32): Likewise.
3086 (vcvtq_n_s64_f64): Likewise.
3087 (vcvtq_n_u32_f32): Likewise.
3088 (vcvtq_n_u64_f64): Likewise.
3089 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3090 (VSDQ_SDI): Likewise.
3091 (fcvt_target): Support V4DI, V4SI and V2SI.
3092 (FCVT_TARGET): Likewise.
3094 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3096 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3097 (TYPES_BINOP_SUS): Likewise.
3098 (aarch64_simd_builtin_data): Update include file name.
3099 (aarch64_builtins): Likewise.
3100 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3101 for conversion between scalar float-point and fixed-point.
3105 * config/aarch64/aarch64.md
3106 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3107 pattern for conversion between scalar float to fixed-pointer.
3108 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3109 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3110 (UNSPEC_FCVTZU): Likewise.
3111 (UNSPEC_SCVTF): Likewise.
3112 (UNSPEC_UCVTF): Likewise.
3113 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3115 (vcvtd_n_f64_u64): Likewise.
3116 (vcvtd_n_s64_f64): Likewise.
3117 (vcvtd_n_u64_f64): Likewise.
3118 (vcvtd_n_f32_s32): Likewise.
3119 (vcvts_n_f32_u32): Likewise.
3120 (vcvtd_n_s32_f32): Likewise.
3121 (vcvts_n_u32_f32): Likewise.
3122 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3124 (FCVT_TARGET): Likewise.
3125 (FCVT_FIXED2F): New iterator.
3126 (FCVT_F2FIXED): Likewise.
3127 (fcvt_fixed_insn): New define_int_attr.
3129 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3131 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3132 some statements was removed.
3134 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3136 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3137 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3138 (vect_can_advance_ivs_p): likewise.
3139 (vect_update_ivs_after_vectorizer): likewise.
3140 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3141 (vect_analyze_scalar_cycles_1): likewise.
3142 (vect_analyze_loop_operations): likewise.
3143 (report_vect_op): likewise.
3144 (vect_is_slp_reduction): likewise.
3145 (vect_is_simple_reduction): likewise.
3146 (get_initial_def_for_induction): likewise.
3147 (vect_transform_loop): likewise.
3148 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3149 (vect_recog_sad_pattern): likewise.
3150 (vect_recog_widen_sum_pattern): likewise.
3151 (vect_recog_widening_pattern): likewise.
3152 (vect_recog_divmod_pattern): likewise.
3153 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3154 (vect_analyze_slp_instance): likewise.
3155 (vect_transform_slp_perm_load): likewise.
3156 (vect_schedule_slp_instance): likewise.
3158 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3160 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3161 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3162 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3163 (PRED_LOOP_BRANCH): Document predictor as broken.
3164 (PRED_LOOP_EXIT): Change hitrate 91->92.
3165 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3166 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3167 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3168 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3169 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3170 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3171 (PRED_CALL): Chane hitrate 71->67.
3172 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3173 (PRED_GOTO): Document as unused right now.
3174 (PRED_CONST_RETURN): Change hitrate 67->69
3175 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3176 (PRED_NULL_RETURN): Change hitrate 91->90.
3177 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3178 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3179 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3181 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3183 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3184 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3185 special case Altivec builtin.
3186 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3187 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3188 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3189 code for ALTIVEC_BUILTIN_VEC_MUL.
3190 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3191 for __builtin_vec_mul.
3193 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3195 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3198 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3200 * spellcheck.c (selftest::test_find_closest_string): New function.
3201 (spellcheck_c_tests): Call the above.
3203 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3205 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3207 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3209 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3210 Yv=Yv,C alternatives.
3212 2016-06-07 Richard Biener <rguenther@suse.de>
3215 * common.opt (ffast-math): Make Optimization.
3217 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3218 Prachi Godbole <prachi.godbole@imgtec.com>
3220 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3221 `fabs' and `fneg' type attributes.
3222 (p5600_fpu_fabs): Add `fmove' to the comment.
3224 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3226 * gimple.c: Include builtins.h
3227 (gimple_inexpensive_call_p): New function.
3228 * gimple.h (gimple_inexpensive_call_p): Declare.
3229 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3230 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3233 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3235 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3236 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3237 warning_at_rich_loc, warning_n, pedwarn, permerror,
3238 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3239 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3242 2016-06-07 Richard Biener <rguenther@suse.de>
3244 PR tree-optimization/71428
3245 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3246 BIT_FIELD_REF op vs. load.
3248 2016-06-07 Richard Biener <rguenther@suse.de>
3251 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3254 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3256 * config/pa/pa.md (call): Generate indirect long calls to non-local
3257 functions on TARGET_64BIT.
3258 (call_value): Likewise.
3260 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3262 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3263 pattern and subsequent splitters.
3264 (call_val_reg_64bit_post_reload): Likewise.
3266 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3269 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3270 propagate_op_to_single_use.
3272 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3275 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3277 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3279 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3280 (enum x86_dirflag_state): New enum.
3281 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3282 (machine_function): Remove needs_cld.
3283 (ix86_current_function_needs_cld): Remove.
3284 * config/i386/i386.c (ix86_set_func_type): Set
3285 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3286 (ix86_expand_prologue): Do not emit CLD here.
3287 (ix86_dirflag_mode_needed): New function.
3288 (ix86_dirflag_mode_entry): Ditto.
3289 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3290 (ix86_mode_after): Ditto.
3291 (ix86_mode_entry): Ditto.
3292 (ix86_mode_exit): Ditto.
3293 (ix86_emit_mode_set): Ditto.
3294 * config/i386/i386.md (strmov_singleop): Set
3295 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3296 Do not set ix86_current_function_needs_cld.
3298 (strset_singleop): Ditto.
3300 (cmpstrnqi_nz_1): Ditto.
3301 (cmpstrnqi_1): Ditto.
3302 (strlenqi_1): Ditto.
3304 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3306 PR tree-optimization/71259
3307 * tree-vect-slp.c (vect_get_constant_vectors): For
3308 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3309 one for constant op, and use COND_EXPR for non-constant.
3311 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3313 * Makefile.in (OBJS): Add function-tests.o,
3314 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3315 selftest-run-tests.o.
3316 (OBJS-libcommon): Add selftest.o.
3317 (OBJS-libcommon-target): Add selftest.o.
3318 (all.internal): Add "selftest".
3319 (all.cross): Likewise.
3320 (selftest): New phony target.
3321 (s-selftest): New target.
3322 (selftest-gdb): New phony target.
3323 (COLLECT2_OBJS): Add selftest.o.
3324 * bitmap.c: Include "selftest.h".
3325 (selftest::test_gc_alloc): New function.
3326 (selftest::test_set_range): New function.
3327 (selftest::test_clear_bit_in_middle): New function.
3328 (selftest::test_copying): New function.
3329 (selftest::test_bitmap_single_bit_set_p): New function.
3330 (selftest::bitmap_c_tests): New function.
3331 * common.opt (fself-test): New.
3332 * diagnostic-show-locus.c: Include "selftest.h".
3333 (make_range): New function.
3334 (test_range_contains_point_for_single_point): New function.
3335 (test_range_contains_point_for_single_line): New function.
3336 (test_range_contains_point_for_multiple_lines): New function.
3337 (assert_eq): New function.
3338 (test_get_line_width_without_trailing_whitespace): New function.
3339 (selftest::diagnostic_show_locus_c_tests): New function.
3340 * et-forest.c: Include "selftest.h".
3341 (selftest::test_single_node): New function.
3342 (selftest::test_simple_tree): New function.
3343 (selftest::test_disconnected_nodes): New function.
3344 (selftest::et_forest_c_tests): New function.
3345 * fold-const.c: Include "selftest.h".
3346 (selftest::assert_binop_folds_to_const): New function.
3347 (selftest::assert_binop_folds_to_nonlvalue): New function.
3348 (selftest::test_arithmetic_folding): New function.
3349 (selftest::fold_const_c_tests): New function.
3350 * function-tests.c: New file.
3351 * gimple.c: Include "selftest.h".
3352 Include "gimple-pretty-print.h".
3353 (selftest::verify_gimple_pp): New function.
3354 (selftest::test_assign_single): New function.
3355 (selftest::test_assign_binop): New function.
3356 (selftest::test_nop_stmt): New function.
3357 (selftest::test_return_stmt): New function.
3358 (selftest::test_return_without_value): New function.
3359 (selftest::gimple_c_tests): New function.
3360 * hash-map-tests.c: New file.
3361 * hash-set-tests.c: New file.
3362 * input.c: Include "selftest.h".
3363 (selftest::assert_loceq): New function.
3364 (selftest::test_accessing_ordinary_linemaps): New function.
3365 (selftest::test_unknown_location): New function.
3366 (selftest::test_builtins): New function.
3367 (selftest::test_reading_source_line): New function.
3368 (selftest::input_c_tests): New function.
3369 * rtl-tests.c: New file.
3370 * selftest-run-tests.c: New file.
3371 * selftest.c: New file.
3372 * selftest.h: New file.
3373 * spellcheck.c: Include "selftest.h".
3374 (selftest::levenshtein_distance_unit_test_oneway): New function,
3375 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3376 (selftest::levenshtein_distance_unit_test): Likewise.
3377 (selftest::spellcheck_c_tests): Likewise.
3378 * toplev.c: Include selftest.h.
3379 (toplev::run_self_tests): New.
3380 (toplev::main): Handle -fself-test.
3381 * toplev.h (toplev::run_self_tests): New.
3382 * tree.c: Include "selftest.h".
3383 (selftest::test_integer_constants): New function.
3384 (selftest::test_identifiers): New function.
3385 (selftest::test_labels): New function.
3386 (selftest::tree_c_tests): New function.
3387 * tree-cfg.c: Include "selftest.h".
3388 (selftest::push_fndecl): New function.
3389 (selftest::test_linear_chain): New function.
3390 (selftest::test_diamond): New function.
3391 (selftest::test_fully_connected): New function.
3392 (selftest::tree_cfg_c_tests): New function.
3393 * vec.c: Include "selftest.h".
3394 (selftest::safe_push_range): New function.
3395 (selftest::test_quick_push): New function.
3396 (selftest::test_safe_push): New function.
3397 (selftest::test_truncate): New function.
3398 (selftest::test_safe_grow_cleared): New function.
3399 (selftest::test_pop): New function.
3400 (selftest::test_safe_insert): New function.
3401 (selftest::test_ordered_remove): New function.
3402 (selftest::test_unordered_remove): New function.
3403 (selftest::test_block_remove): New function.
3404 (selftest::reverse_cmp): New function.
3405 (selftest::test_qsort): New function.
3406 (selftest::vec_c_tests): New function.c.
3407 * wide-int.cc: Include selftest.h and wide-int-print.h.
3408 (selftest::from_int <wide_int>): New function.
3409 (selftest::from_int <offset_int>): New function.
3410 (selftest::from_int <widest_int>): New function.
3411 (selftest::assert_deceq): New function.
3412 (selftest::assert_hexeq): New function.
3413 (selftest::test_printing <VALUE_TYPE>): New function template.
3414 (selftest::test_ops <VALUE_TYPE>): New function template.
3415 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3416 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3418 (selftest::wide_int_cc_tests): New function.
3420 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3423 * ifcvt.c (noce_try_ifelse_collapse): New function.
3425 (noce_process_if_block): Call noce_try_ifelse_collapse.
3426 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3427 (simplify_ternary_operation): Use the above to simplify
3428 conditional CLZ/CTZ expressions.
3430 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3433 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3434 define_insn_and_split.
3436 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3439 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3441 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3444 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3445 Implicitly clobber memory for basic asm with non-empty assembler
3446 string. Use targetm.md_asm_adjust also here.
3447 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3448 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3449 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3450 non-empty assembler string.
3451 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3452 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3453 (decode_asm_operands): Handle basic asm in PARALLEL block.
3454 (extract_insn): Handle basic asm in PARALLEL block.
3455 * doc/extend.texi: Mention new behavior of basic asm.
3456 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3457 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3458 branch_needs_nop_p): Use asm_noperands.
3460 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3462 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3463 Include the M7 SPARC DFA scheduler.
3464 New attribute v3pipe.
3465 Annotate insns with v3pipe where appropriate.
3466 Define cpu_feature vis4.
3467 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3468 Add (V8QI "8") to vbits.
3469 Add insns {add,sub}v8qi3
3470 Add insns ss{add,sub}v8qi3
3471 Add insns us{add,sub}{v8qi,v4hi}3
3472 Add insns {min,max}{v8qi,v4hi,v2si}3
3473 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3474 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3475 * config/sparc/niagara4.md: Add a comment explaining the
3476 discrepancy between the documented latenty numbers and the
3478 * config/sparc/niagara7.md: New file.
3479 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3480 supports SPARC5 and VIS 4.0 instructions.
3481 * configure: Regenerate.
3482 * config.in: Likewise.
3483 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3484 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3485 TARGET_CPU_niagara7.
3486 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3487 (CPP_CPU_SPEC): Handle niagara7.
3488 (ASM_CPU_SPEC): Likewise.
3489 * config/sparc/sparc-opts.h (processor_type): Add
3491 (mvis4): New option.
3492 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3493 (AS_NIAGARA7_FLAG): Define.
3494 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3495 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3496 (CPP_CPU_SPEC): Handle niagara7.
3497 (ASM_CPU_SPEC): Likewise.
3498 * config/sparc/sparc.c (niagara7_costs): Define.
3499 (sparc_option_override): Handle niagara7 and adjust cache-related
3500 parameters with better values for niagara cpus. Also support VIS4.
3501 (sparc32_initialize_trampoline): Likewise.
3502 (sparc_use_sched_lookahead): Likewise.
3503 (sparc_issue_rate): Likewise.
3504 (sparc_register_move_cost): Likewise.
3505 (dump_target_flag_bits): Support VIS4.
3506 (sparc_vis_init_builtins): Likewise.
3507 (sparc_builtins): Likewise.
3508 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3510 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3512 * config/sparc/sparc.opt (sparc_processor_type): New value
3514 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3516 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3518 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3521 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3523 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3525 2016-06-06 Richard Biener <rguenther@suse.de>
3527 PR tree-optimization/71398
3528 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3531 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3533 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3534 ft32_expand_prolog, ft32_expand_epilogue):
3535 Handle pretend_args.
3536 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3537 * config/ft32/ft32.md: Add pretend_returner.
3539 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3542 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3543 Copy op1 RTX to avoid invalid sharing.
3544 (ix86_expand_vector_move_misalign): Ditto.
3546 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3548 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3551 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3553 * predict.c (predicted_by_loop_heuristics_p): New function.
3554 (predict_iv_comparison): Use it.
3555 (predict_loops): Walk from innermost loops; do not predict edges
3556 leaving multiple loops multiple times; implement
3557 PRED_LOOP_ITERATIONS_MAX heuristics.
3558 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3560 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3562 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3563 only edges out of BB are EH edges.
3565 2016-06-04 Martin Sebor <msebor@redhat.com>
3566 Marcin Baczyński <marbacz@gmail.com>
3569 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3570 a void expression in a void function.
3572 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3574 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3575 aux; dump reasons of decisions.
3576 (should_duplicate_loop_header_p): Likewise.
3577 (do_while_loop_p): Likewise.
3578 (ch_base::copy_headers): Dump asi num insns duplicated.
3580 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3582 PR tree-optimization/71405
3583 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3584 incompatible type, build a new clobber with the right type instead
3585 of building a VIEW_CONVERT_EXPR around it.
3587 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3589 PR tree-optimization/52171
3590 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3591 by_pieces_ninsns instead of move_by_pieces_ninsns.
3593 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3595 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3596 for reg+reg addressing mode.
3598 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3600 * rs6000-c.c (c/c-tree.h): Add #include.
3601 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3602 in C++ when found in the base position of vec_ld or vec_st.
3604 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3606 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3607 use of profile unless profile status is PROFILE_READ.
3608 * profile.c (compute_branch_probabilities): Set profile status
3609 only after reporting predictor hitrates.
3611 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3615 * common.opt (ffp-int-builtin-inexact): New option.
3616 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3617 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3618 (ceil@var{m}2): Document dependence on this option.
3619 * ipa-inline-transform.c (inline_call): Handle
3620 flag_fp_int_builtin_inexact.
3621 * ipa-inline.c (can_inline_edge_p): Likewise.
3622 * config/i386/i386.md (rintxf2): Do not test
3623 flag_unsafe_math_optimizations.
3624 (rint<mode>2_frndint): New define_insn.
3625 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3626 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3627 for 387 instead of extending and truncating.
3628 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3629 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3630 Change to frndint<mode>2_<rounding>.
3631 (frndintxf2_<rounding>_i387): Likewise. Change to
3632 frndint<mode>2_<rounding>_i387.
3633 (<rounding_insn>xf2): Likewise.
3634 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3635 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3636 x87. Test TARGET_ROUND || !flag_trapping_math ||
3637 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3638 SSE. Use ROUND_NO_EXC in constant operand of
3639 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3640 for 387 instead of extending and truncating.
3642 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3643 Julia Koval <julia.koval@intel.com>
3655 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3656 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3657 all registers, except for function return registers if there are
3658 no caller-saved registers.
3659 (ix86_set_func_type): New function.
3660 (ix86_set_current_function): Call ix86_set_func_type to set
3661 no_caller_saved_registers and func_type. Call reinit_regs if
3662 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3663 nor x87 instructions in interrupt handler nor function with
3664 no_caller_saved_registers attribute.
3665 (ix86_function_ok_for_sibcall): Return false if there are no
3666 caller-saved registers.
3667 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3669 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3670 (ix86_function_arg): Return special arguments in interrupt handler.
3671 (ix86_promote_function_mode): Promote pointer to word_mode only
3672 for normal functions.
3673 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3675 (ix86_epilogue_uses): New function.
3676 (ix86_hard_regno_scratch_ok): Likewise.
3677 (ix86_save_reg): Preserve all registers in interrupt handler
3678 after reload. Preserve all registers, except for function return
3679 registers, if there are no caller-saved registers after reload.
3680 (find_drap_reg): Always use callee-saved register if there are
3681 no caller-saved registers.
3682 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3683 for interrupt handler.
3684 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3685 Emit cld instruction if stringops are used in interrupt handler
3686 or interrupt handler isn't a leaf function.
3687 (ix86_expand_epilogue): Generate interrupt return for interrupt
3688 handler and pop the 'ERROR_CODE' off the stack before interrupt
3689 return in exception handler.
3690 (ix86_expand_call): Disallow calling interrupt handler directly.
3691 If there are no caller-saved registers, mark all registers that
3692 are clobbered by the call which returns as clobbered.
3693 (ix86_handle_no_caller_saved_registers_attribute): New function.
3694 (ix86_handle_interrupt_attribute): Likewise.
3695 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3697 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3698 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3699 accumulation in interrupt function if stack may be realigned to
3701 (EPILOGUE_USES): New.
3702 (function_type): New enum.
3703 (machine_function): Add func_type and no_caller_saved_registers.
3704 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3705 (interrupt_return): New pattern.
3706 * doc/extend.texi: Document x86 interrupt and
3707 no_caller_saved_registers attributes.
3709 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3711 PR tree-optimization/52171
3712 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3713 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3714 Look for constant strings. Move some code to emit_block_cmp_hints
3716 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3717 * defaults.h (COMPARE_MAX_PIECES): New macro.
3718 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3719 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3720 (clear_by_pieces_1): Don't declare. Move definition before use.
3721 (can_do_by_pieces): New static function.
3722 (can_move_by_pieces): Use it. Return bool.
3723 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3724 OP. All callers changed. Handle COMPARE_BY_PIECES.
3725 (class pieces_addr); New.
3726 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3727 pieces_addr::adjust, pieces_addr::increment_address,
3728 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3730 (class op_by_pieces_d): New.
3731 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3733 (class move_by_pieces_d, class compare_by_pieces_d,
3734 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3735 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3736 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3737 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3738 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3739 compare_by_pieces_d::finish_mode): New member functions.
3740 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3742 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3743 (emit_block_cmp_hints): New function.
3744 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3745 use the newly defined classes.
3746 * expr.h (by_pieces_constfn): New typedef.
3747 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3748 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3749 (move_by_pieces_ninsns): Don't declare.
3750 (can_move_by_pieces): Change return value to bool.
3751 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3752 (compare_by_pieces_branch_ratio): New hook.
3753 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3754 (by_pieces_ninsns): Declare.
3755 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3757 (default_compare_by_pieces_branch_ratio): New function.
3758 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3759 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3760 * doc/tm.texi: Regenerate.
3761 * tree-ssa-strlen.c: Include "builtins.h".
3762 (handle_builtin_memcmp): New static function.
3763 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3764 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3766 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3768 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3769 relevant stmts which are simple and invariant.
3770 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3771 instead of simple and invariant
3773 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3775 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3776 (vectorizable_reduction): Check for new relevant state.
3777 (vectorizable_live_operation): vectorize live stmts using
3778 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3779 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3780 (vect_stmt_relevant_p): Check for stmts which are only used live.
3781 (process_use): Use of a stmt does not inherit it's live value.
3782 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3783 (vect_analyze_stmt): Check for new relevant state.
3784 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3785 outside the loop, but not inside it.
3787 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3789 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3790 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3791 (vect_get_vec_def_for_operand): Split out code.
3793 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3795 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3797 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3799 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3801 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3803 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3805 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3808 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3809 to noreturn e->callee->decl that has void return type and void
3810 arguments, adjust gimple_call_fntype and remove lhs even if it had
3811 previously addressable type.
3813 2016-06-02 Jeff Law <law@redhat.com>
3815 PR tree-optimization/71328
3816 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3817 error when checking for a jump back onto the copied path.
3819 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3821 * config/microblaze/microblaze.c (get_branch_target): Add return
3822 NULL_RTX for the non-CALL_P case.
3823 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3824 (insert_wic): Remove unused local "j".
3826 2016-06-02 Martin Liska <mliska@suse.cz>
3828 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3830 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3831 Julia Koval <julia.koval@intel.com>
3833 * function.c (assign_parm_setup_stack): Force source into a
3835 * target.def (function_incoming_arg): Update documentation to
3836 allow arbitrary address computation based on hard register.
3837 * doc/tm.texi: Regenerated.
3839 2016-06-02 Martin Liska <mliska@suse.cz>
3841 * predict.c (combine_predictions_for_bb): Fix first match in
3842 cases where a first predictor contains more than one occurence
3843 in list of predictors. Take the best value in such case.
3845 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3847 PR rtl-optimization/71295
3848 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3849 offset would go over the size of the inner mode reject it.
3851 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3853 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3854 x=x,x and v=v,m instead of x=x,m.
3856 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3857 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3858 alternative to v=rm,C.
3860 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3861 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3862 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3863 instead of vex for the last two above mentioned alternatives.
3865 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3868 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3870 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3872 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3874 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3876 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3877 from int to unsigned.
3879 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3881 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3882 alternatives, eliminating preferred register class. Add support
3883 for the MTVSRDD instruction in ISA 3.0.
3884 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3885 reg_or_indexed_operand.
3886 (vsx_splat_v4sf_internal): Likewise.
3888 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3891 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3892 for loading up all 0's or all 1's.
3894 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3896 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3898 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3900 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3902 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3903 * gcc.c (set_source_date_epoch_envvar): New function, sets
3904 the SOURCE_DATE_EPOCH environment variable to the current time.
3906 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3908 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3909 the factor for live Phi nodes.
3911 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3913 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3914 * tree-parloops.c (parallelize_loops): likewise.
3915 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3916 tree_unswitch_outer_loop): likewise.
3918 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3921 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3922 around creation of the temporary.
3924 2016-06-01 Richard Biener <rguenther@suse.de>
3926 PR tree-optimization/71366
3927 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3928 (unloop_loops): Move removing edges here ...
3929 (try_unroll_loop_completely): ... from here.
3930 (try_peel_loop): ... and here.
3931 (tree_unroll_loops_completely_1): Track parent loops via
3932 bitmap of header BBs.
3933 (tree_unroll_loops_completely): Adjust for that.
3935 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3937 * config/rs6000/altivec.h (vec_slv): New macro.
3938 (vec_srv): New macro.
3939 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3940 (UNSPEC_VSRV): New value.
3943 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3944 (vsrv): New builtin definition.
3945 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3946 define argument types for new builtin.
3947 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3949 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3952 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3953 Jocelyn Mayer <l_indien@magic.fr>
3956 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3957 detect processor family for signature_CENTAUR_ebx.
3958 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3959 signature_CENTAUR_ebx.
3960 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3961 <default>: Pass x86-64 for has_longmode.
3963 2016-06-01 Nathan Sidwell <nathan@acm.org>
3965 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3968 2016-06-01 Richard Biener <rguenther@suse.de>
3970 PR tree-optimization/71261
3971 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3972 of stmts successfully put in the bool pattern. Remove
3973 single-use restriction.
3974 (adjust_bool_pattern_cast): Add cast at the use site via the
3975 pattern def sequence.
3976 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3977 of patterned defs. Use the pattern def seqence instead of
3978 multiple independent patterns.
3979 (sort_after_uid): New qsort compare function.
3980 (adjust_bool_stmts): New function to process stmts in the bool
3981 pattern in IL order.
3982 (vect_recog_bool_pattern): Adjust.
3983 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3984 (ifcvt_walk_pattern_tree): Likewise.
3985 (stmt_is_root_of_bool_pattern): Likewise.
3986 (ifcvt_repair_bool_pattern): Likewise.
3987 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3989 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3991 * loop-unroll.c (decide_unroll_constant_iterations,
3992 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3993 likely upper bounds.
3994 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3996 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3998 * tree-core.h (enum omp_clause_code): Remove
3999 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4001 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4003 * config/arm/sync.md (arm_store_exclusive<mode>):
4004 Use 'H' output modifier on operands[2] rather than creating a new
4005 entry in out-of-bounds memory of the operands array.
4006 (arm_store_release_exclusivedi): Likewise.
4008 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4010 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4011 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4012 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4013 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4015 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4017 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4018 into account live statements for mask producers.
4020 2016-06-01 Richard Biener <rguenther@suse.de>
4022 PR tree-optimization/71311
4023 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4024 restrict to non-INTEGER_CST @0.
4026 2016-06-01 Richard Biener <rguenther@suse.de>
4028 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4029 (relational patterns): Use :c to avoid pattern duplications.
4031 2016-06-01 Richard Biener <rguenther@suse.de>
4033 * genmatch.c (comparison_code_p): New predicate.
4034 (swap_tree_comparison): New function.
4035 (commutate): Add for_vec parameter to append new for entries.
4036 Support commutating relational operators by swapping it alongside
4038 (lower_commutative): Adjust.
4039 (dt_simplify::gen): Do not pass artificial operators to gen
4041 (decision_tree::gen): Do not add artificial operators as parameters.
4042 (parser::parse_expr): Verify operator commutativity when :c is
4043 applied. Allow :C to override this.
4044 * match.pd: Adjust patterns to use :C instead of :c where required.
4046 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4048 PR tree-optimization/71077
4049 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4050 the combining step, use boolean_false_node and boolean_true_node
4051 as the designated false/true return values.
4053 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4055 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4056 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4057 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4060 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4062 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4063 of flags impliying the register renaming.
4064 * toplev.c (process_options): Do not imply flag_rename_registers with
4067 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4069 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4070 default implementation.
4072 2016-05-31 Nathan Sidwell <nathan@acm.org>
4074 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4076 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4078 * config/sh/constraints.md (b): Remove constraint.
4079 * config/sh/predicates.md (arith_reg_operand): Remove
4081 * config/sh/sh-modes.def (PDI): Remove.
4082 * config/sh/sh.c (sh_target_reg_class,
4083 sh_optimize_target_register_callee_saved): Remove functions.
4084 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4085 (sh_expand_epilogue): Update comment.
4086 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4087 sh_secondary_reload): Remove TARGET_REGS related code.
4088 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4089 TARGET_REGISTER_P): Remove macros.
4090 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4091 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4092 TR1_REG, TR2_REG): Remove constants.
4093 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4095 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4097 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4098 define_expand patterns.
4099 (adddi3_compact): Rename to adddi3.
4100 (subdi3_compact): Rename to subdi3.
4101 (*negdi2): Rename to negdi2.
4102 (*abs<mode>2): Rename to abs<mode>2.
4104 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4106 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4107 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4108 (atomic_sub_fetchsi): ... this new pattern.
4109 (mvtc): Add CC_REG clobber.
4111 2016-05-31 Marek Polacek <polacek@redhat.com>
4113 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4115 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4117 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4118 aarch64_fusion_enabled_p to check for fusion capabilities.
4120 2016-05-31 Richard Biener <rguenther@suse.de>
4122 PR tree-optimization/71352
4123 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4124 minus one and a negate.
4126 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4128 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4129 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4131 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4132 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4133 Remove use of aarch64_simd_attr_length_move, set length attribute
4135 (*aarch64_be_movoi): Likewise.
4136 (*aarch64_be_movci): Likewise.
4137 (*aarch64_be_movxi): Likewise.
4139 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4141 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4142 It no longer does that.
4143 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4145 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4147 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4148 attribute __unused__.
4150 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4152 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4153 * config/arm/arm.c (arm_arch_thumb1): Define.
4154 (arm_option_override): Initialize arm_arch_thumb1.
4155 * config/arm/arm.h (arm_arch_thumb1): Declare.
4156 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4157 support Thumb-1 ISA.
4159 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4162 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4163 `Yv' for scalar operand.
4165 2016-05-31 Tom de Vries <tom@codesourcery.com>
4167 PR tree-optimization/69068
4168 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4169 phis with more than two args.
4171 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4173 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4174 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4177 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4179 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4181 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4183 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4184 cpu_32, cpu_64, tune_32 and tune_64.
4185 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4187 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4191 2016-05-30 Andi Kleen <ak@linux.intel.com>
4193 * auto-profile.c (read_profile): Replace asserts with errors
4194 when file does not exist.
4195 * gcov-io.c (gcov_read_words): Dito.
4197 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4199 * tree-cfg.c (print_loop): Print likely upper bounds.
4201 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4203 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4204 * opts.c (default_options): Enable peel loops at -O3.
4205 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4206 (try_peel_loop): Do not re-peel already peeled loops;
4207 use likely upper bounds; fix profile updating.
4208 (pass_complete_unroll::execute): Initialize peeled_loops.
4210 2016-05-30 Martin Liska <mliska@suse.cz>
4212 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4213 computed costs by frequency of BB they belong to.
4214 (get_scaled_computation_cost_at): New function.
4216 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4217 Marc Glisse <marc.glisse@inria.fr>
4219 PR tree-optimization/71289
4220 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4222 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4224 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4226 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4228 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4229 for peeled copies; avoid underflow when updating estimates; correctly
4232 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4234 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4235 r236875. Corrected oe3 to oe2 as obvious.
4237 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4241 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4242 that inserted stmt will not dominate stmts that defines its operand.
4243 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4244 (rewrite_expr_tree_parallel): Likewise.
4246 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4249 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4250 all fields including stmt_to_insert are swapped.
4252 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4254 * predict.h (force_edge_cold): Declare.
4255 * predict.c (force_edge_cold): New function.
4256 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4258 (canonicalize_loop_induction_variables): Fix formating.
4260 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4262 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4263 (visium_expand_copysign): Use gen_int_mode directly.
4264 (visium_compute_frame_size): Minor tweaks.
4266 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4268 * tree-vect-loop.c (vect_analyze_loop_2): Use
4269 likely_max_stmt_executions_int.
4271 2016-05-30 Tom de Vries <tom@codesourcery.com>
4273 PR tree-optimization/69067
4274 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4276 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4279 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4280 New peepholes to remove unneeded fild/fistp pairs.
4281 (define_peephole2 atomic_loaddi_fpu): Ditto.
4283 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4285 * predict.c (maybe_hot_frequency_p): Avoid division.
4287 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4289 * doc/install.texi: Use https for shop.fsf.org.
4291 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4293 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4294 likely_max_stmt_executions_int.
4296 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4298 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4299 likely_max_stmt_executions_int.
4301 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4303 * profile.c (compute_branch_probabilities): Do not report hitrates
4305 (branch_prob): Report hitrates here.
4306 * predict.c (gimple_predict_edge): Do not assert profile status;
4307 fix formatting issues.
4309 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4311 * predict.c (edge_predicted_by_p): New function.
4312 (predict_paths_for_bb): Do not put multiple predictions of the same type
4315 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4317 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4320 2016-05-28 Alan Modra <amodra@gmail.com>
4322 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4324 2016-05-28 Alan Modra <amodra@gmail.com>
4326 PR rtl-optimization/71275
4327 * ira.c (ira): Free dominance info.
4329 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4331 * doc/sourcebuild.texi: New address for upstream Go repository.
4333 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4335 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4336 (TARGET_ARM_V7M): Likewise.
4338 2016-05-26 Jeff Law <law@redhat.com>
4340 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4341 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4342 * passes.def: Add jump threading passes before DOM/VRP.
4343 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4344 argument to a basic block from an edge. Remove tests which are
4346 (pass_data_thread_jumps, class pass_thread_jumps): New.
4347 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4348 (make_pass_thread_jumps): Likewise.
4349 * tree-pass.h (make_pass_thread_jumps): Declare.
4351 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4353 * config/visium/visium-protos.h (split_double_move): Rename into...
4354 (visium_split_double_move): ...this.
4355 (visium_split_double_add): Declare.
4356 * config/visium/visium.c (split_double_move): Rename into...
4357 (visium_split_double_move): ...this.
4358 (visium_split_double_add): New function.
4359 (visium_expand_copysign): Renumber operands for consistency.
4360 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4361 (DFmode move splitter): Likewise.
4362 (*addi3_insn): Split by means of visium_split_double_add.
4363 (*adddi3_insn_flags): Delete.
4364 (*plus_plus_sltu<subst_arith>): New insn.
4365 (*subdi3_insn): Split by means of visium_split_double_add.
4366 (subdi3_insn_flags): Delete.
4367 (*minus_minus_sltu<subst_arith>): New insn.
4368 (*negdi2_insn): Split by means of visium_split_double_add.
4369 (*negdi2_insn_flags): Delete.
4371 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4373 * configure.ac: Treat a --with-headers option without argument
4374 the same as the default (i.e. consult sys-include directory).
4375 * configure: Regenerate.
4377 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4379 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4380 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4382 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4383 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4385 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4388 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4389 tree-stdarg analysis results.
4390 (aarch64_setup_incoming_varargs): Likewise.
4392 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4394 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4395 va_list_gpr_counter_field and va_list_fpr_counter_field.
4397 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4400 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4401 * config/aarch64/aarch64.c
4402 (aarch64_cannot_change_mode_class): Remove function.
4403 * config/aarch64/aarch64-protos.h
4404 (aarch64_cannot_change_mode_class): Remove.
4406 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4408 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4409 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4410 get_likely_max_loop_iterations_int): New.
4411 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4412 any_likely_upper_bound.
4413 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4415 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4416 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4418 (unroll_loop_constant_iterations): Likewise.
4419 (unroll_loop_runtime_iterations): Likewise.
4420 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4421 * lto-streamer-out.c (output_cfg): Likewise.
4422 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4424 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4425 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4426 (likely_max_loop_iterations): New.
4427 (likely_max_loop_iterations_int): New.
4428 (likely_max_stmt_executions): New.
4429 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4430 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4431 likely_max_stmt_executions): Declare.
4433 2016-05-27 Marek Polacek <polacek@redhat.com>
4436 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4438 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4440 * config/s390/s390.md (2x risbg splitters): Use
4441 reg_overlap_mentioned_p instead of rtx_equal_p.
4443 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4445 * combine.c (make_compound_operation): Take known zero bits into
4446 account when checking for possible zero_extend.
4448 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4450 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4451 Use const_int_operand for operand 2 predicate. Simplify expand code
4454 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4457 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4460 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4462 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4463 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4464 that returns CC_SESWPmode and CC_ZESWPmode.
4465 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4467 (aarch64_rtx_costs): Likewise.
4469 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4471 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4472 for ISA 3.0 min/max support.
4473 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4474 conditional move support.
4475 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4476 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4478 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4479 conditional moves where the comparison type is different from move
4481 (fp_minmax): New code iterator for smin/smax.
4482 (minmax): New code attributes for min/max.
4483 (SMINMAX): Likewise.
4484 (smax<mode>3): Combine min, max insns into one insn using the
4485 fp_minmax code iterator. Add support for ISA 3.0 min/max
4486 instructions that don't need -ffast-math.
4487 (s<minmax><mode>3): Likewise.
4488 (smax<mode>3_vsx): Likewise.
4489 (smin<mode>3): Likewise.
4490 (s<minmax><mode>3_vsx): Likewise.
4491 (smin<mode>3_vsx): Likewise.
4492 (pre-VSX min/max splitters): Likewise.
4493 (s<minmax><mode>3_fpr): Likewise.
4494 (movsfcc): Rewrite floating point conditional moves to combine
4495 SFmode/DFmode into a single insn.
4496 (mov<mode>cc): Likewise.
4497 (movdfcc): Likewise.
4498 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4499 SFDF2 iterators to handle all combinations.
4500 (fseldfsf4): Likewise.
4501 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4502 (fseldfdf4): Likewise.
4503 (fselsfdf4): Likewise.
4504 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4505 comparison instructions that set a 0/-1 mask, and use it for
4506 floating point conditional move via XXSEL.
4507 (fpmask<mode>): Likewise.
4508 (xxsel<mode>): Likewise.
4509 * config/rs6000/predicates.md (min_max_operator): Delete, no
4511 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4512 instructions that generate a 0/-1 mask for use with XXSEL.
4513 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4514 say whether floating point min/max is available, either through
4515 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4516 (TARGET_MINMAX_DF): Likewise.
4518 2016-05-27 Alan Modra <amodra@gmail.com>
4520 PR rtl-optimization/71275
4521 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4522 for update_equiv_regs and combine_and_move_insns.
4524 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4526 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4527 if_then_else or cond RTXes to calculate attribute value.
4528 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4529 <attr "length_immediate>: Ditto.
4530 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4531 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4532 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4533 <attr "type">: Ditto.
4534 <attr "prefix_data16">: Ditto.
4535 <attr "prefix_extra">: Ditto.
4536 <attr "length_immediate">: Ditto.
4537 <attr "prefix">: Ditto.
4538 (vec_set<mode>_0) <attr "isa">: Ditto.
4539 <attr "prefix_extra">: Ditto.
4540 <attr "length_immediate">: Ditto.
4541 <attr "prefix">: Ditto.
4542 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4543 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4544 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4545 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4546 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4547 <attr "length_immediate">: Ditto.
4548 <attr "prefix">: Ditto.
4549 (sse2_movsd) <attr "length_immediate">: Ditto.
4550 <attr "prefix">: Ditto.
4551 (vec_concatv2df) <attr "isa">: Ditto.
4552 <attr "prefix">: Ditto.
4553 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4554 (*vec_extractv2di_1) <attr "isa">: Ditto.
4555 <attr "type">: Ditto.
4556 <attr "length_immediate">: Ditto.
4557 <attr "prefix_rex">: Ditto.
4558 <attr "prefix_extra">: Ditto.
4559 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4560 <attr "prefix_extra">: Ditto.
4561 <attr "length_immediate">: Ditto.
4562 (vec_concatv2di) <attr "isa">: Ditto.
4563 <attr "prefix_extra">: Ditto.
4564 <attr "length_immediate">: Ditto.
4565 <attr "prefix">: Ditto.
4567 2016-05-26 Martin Liska <mliska@suse.cz>
4569 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4571 (operator+): Likewise.
4572 (operator-): Likewise.
4573 (comp_cost::operator+=): Likewise.
4574 (comp_cost::operator-=): Likewise.
4575 (comp_cost::operator/=): Likewise.
4576 (comp_cost::operator*=): Likewise.
4577 (operator<): Likewise.
4578 (operator==): Likewise.
4579 (operator<=): Likewise.
4581 (infinite_cost_p): Likewise.
4582 (add_costs): Likewise.
4583 (sub_costs): Likewise.
4584 (compare_costs): Likewise.
4585 (set_group_iv_cost): Use the newly introduced functions.
4586 (get_address_cost): Likewise.
4587 (get_shiftadd_cost): Likewise.
4588 (force_expr_to_var_cost): Likewise.
4589 (split_address_cost): Likewise.
4590 (ptr_difference_cost): Likewise.
4591 (difference_cost): Likewise.
4592 (get_computation_cost_at): Likewise.
4593 (determine_group_iv_cost_generic): Likewise.
4594 (determine_group_iv_cost_address): Likewise.
4595 (determine_group_iv_cost_cond): Likewise.
4596 (autoinc_possible_for_pair): Likewise.
4597 (determine_group_iv_costs): Likewise.
4598 (cheaper_cost_pair): Likewise.
4599 (iv_ca_recount_cost): Likewise.
4600 (iv_ca_set_no_cp): Likewise.
4601 (iv_ca_set_cp): Likewise.
4602 (iv_ca_cost): Likewise.
4603 (iv_ca_new): Likewise.
4604 (iv_ca_dump): Likewise.
4605 (iv_ca_narrow): Likewise.
4606 (iv_ca_prune): Likewise.
4607 (iv_ca_replace): Likewise.
4608 (try_add_cand_for): Likewise.
4609 (try_improve_iv_set): Likewise.
4610 (find_optimal_iv_set): Likewise.
4612 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4614 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4615 that internal functions will clobber all caller-saved registers.
4617 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4619 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4620 Return a better case_values_threshold when optimizing.
4622 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4624 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4625 Add ? to integer variant.
4626 (aarch64_combinez_be): Likewise.
4628 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4630 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4631 instead of x constraint.
4632 (vcvtps2ph256<mask_name>): Likewise.
4634 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4635 alternative. Formatting fix.
4637 * config/i386/sse.md
4638 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4640 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4641 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4642 maybe_evex prefix instead of vex.
4643 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4644 EXT_REX_SSE_REG_P (op0) case in the splitter.
4646 2016-05-25 Jeff Law <law@redhat.com>
4648 PR tree-optimization/71272
4649 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4650 Update comments. Add test for empty path.
4652 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4654 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4655 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4656 special case builtin.
4657 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4658 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4659 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4660 for __builtin_vec_cmpne.
4662 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4664 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4665 redundant test and bail out if the type of the new operand is not
4666 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4668 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4671 (x_ix86_target_flags_explicit): Remove.
4672 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4673 x_ix86_target_flags_explicit.
4674 (ix86_function_specific_restore): Ditto.
4676 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4677 H.J. Lu <hongjiu.lu@intel.com>
4680 * common/config/i386/i386-common.c
4681 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4682 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4683 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4684 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4685 (-mgeneral-regs-only): Add new option.
4686 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4687 x87 instructions if only general registers are allowed.
4688 (ix86_target_string): Add ix86_flags argument. Handle additional
4689 flags options through ix86_flags argument. Update all callers.
4690 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4692 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4694 PR rtl-optimization/66940
4695 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4696 decrementing desired_val will not overflow before performing these
4699 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4701 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4702 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4703 * config/i386/i386.c (enum ix86_builtins): Add
4704 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4705 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4706 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4707 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4708 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4709 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4710 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4711 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4712 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4713 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4714 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4715 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4716 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4717 __builtin_ia32_cvtps2dq512_mask.
4718 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4719 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4720 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4721 * config/i386/sse.md
4722 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4724 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4725 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4727 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4728 (avx512f_vec_pack_sfix_v8df): New define_expand.
4729 (avx512f_roundpd512): Rename to ...
4730 (avx512f_round<castmode>512): ... this. Change iterator.
4731 (avx512f_roundps512_sfix): New define_expand.
4732 (round<mode>2_sfix): Change iterator.
4734 2016-05-25 Nick Clifton <nickc@redhat.com>
4736 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4737 static interrupt handler is detected.
4738 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4739 default linker script.
4740 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4741 the low part of a symbolic pointer.
4743 2016-05-25 Richard Biener <rguenther@suse.de>
4745 PR tree-optimization/71261
4746 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4747 interesting stmt instead of immediate uses when looking
4748 for the use operand to replace.
4750 2016-05-25 Martin Liska <mliska@suse.cz>
4752 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4754 2016-05-25 Richard Biener <rguenther@suse.de>
4756 PR tree-optimization/71264
4757 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4760 2016-05-25 Martin Liska <mliska@suse.cz>
4762 PR tree-optimization/71239
4763 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4764 if DECL_SIZE is NULL.
4766 2016-05-25 Richard Biener <rguenther@suse.de>
4768 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4769 * tree-if-conv.c (pass_data_if_conversion): Use it.
4771 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4773 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4774 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4775 * varpool.c (varpool_node::get_availability): Likewise.
4777 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4779 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4780 VNEGW/VNEGD instructions.
4781 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4782 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4783 support for ISA 3.0 VNEGW/VNEGD instructions.
4785 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4787 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4788 pointers inside OACC_DATA regions.
4789 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4790 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4791 (gimplify_adjust_omp_clauses): Fix typo in comment.
4793 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4795 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4796 parity built-in functions.
4797 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4799 (p9v_parity<mode>2): Likewise.
4800 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4802 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4803 (parity<mode>2): ISA 3.0 expander for vector parity.
4804 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4806 (BU_P9_64BIT_MISC_0): Likewise.
4807 (BU_P9_MISC_0): Likewise.
4808 (BU_P9V_AV_1): Likewise.
4809 (BU_P9V_AV_2): Likewise.
4810 (BU_P9V_AV_3): Likewise.
4811 (BU_P9V_AV_P): Likewise.
4812 (BU_P9V_VSX_1): Likewise.
4813 (BU_P9V_OVERLOAD_1): Likewise.
4814 (BU_P9V_OVERLOAD_2): Likewise.
4815 (BU_P9V_OVERLOAD_3): Likewise.
4816 (VCTZB): Add vector count trailing zeros support.
4820 (VPRTYBD): Add vector parity support.
4821 (VPRTYBQ): Likewise.
4822 (VPRTYBW): Likewise.
4823 (VCTZ): Add overloaded vector count trailing zeros support.
4824 (VPRTYB): Add overloaded vector parity support.
4825 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4826 overloaded vector count trailing zeros and parity instructions.
4827 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4828 vector parity support.
4829 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4830 trailing zeros support.
4831 (vec_cntlz): Likewise.
4832 (vec_vctzb): Likewise.
4833 (vec_vctzd): Likewise.
4834 (vec_vctzh): Likewise.
4835 (vec_vctzw): Likewise.
4836 (vec_vprtyb): Add ISA 3.0 vector parity support.
4837 (vec_vprtybd): Likewise.
4838 (vec_vprtybw): Likewise.
4839 (vec_vprtybq): Likewise.
4840 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4841 the ISA 3.0 vector count trailing zeros and vector parity built-in
4844 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4846 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4847 when there is stmt_to_insert.
4849 2016-05-24 Martin Sebor <msebor@redhat.com>
4852 * tree.h (complete_or_array_type_p): New inline function.
4854 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4856 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4857 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4858 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4860 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4861 Limit 1st alternative to noavx isa, split 2nd alternative into one
4862 noavx and one avx alternative, use *x and Bm in the former and
4863 x and m in the latter.
4865 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4866 of sse4 for the first alternative, drop %v from the template
4867 and d operand modifier. Split second alternative into one sse4_noavx
4868 and one avx alternative, use *x instead of *v in the former and v
4869 instead of *v in the latter.
4870 (*sse4_1_extractps): Use noavx isa instead of * for the first
4871 alternative, drop %v from the template. Split second alternative into
4872 one noavx and one avx alternative, use *x instead of *v in the
4873 former and v instead of *v in the latter.
4874 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4875 with noavx and the last one with avx.
4876 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4877 split the second one into one noavx and one avx alternative,
4878 use *x and Bm in the former and x and m in the latter one.
4879 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4882 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4883 first two alternatives to noavx, use *x instead of *v in the second
4884 one, add avx alternative without *.
4885 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4886 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4887 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4889 2016-05-24 Jeff Law <law@redhat.com>
4891 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4892 New function, extracted from...
4893 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4894 Allow simple copies and constant initializations in the SSA chain.
4896 2016-05-24 Marek Polacek <polacek@redhat.com>
4899 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4902 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4905 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4906 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4907 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4908 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4909 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4911 2016-05-24 Richard Biener <rguenther@suse.de>
4913 PR tree-optimization/71240
4914 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4917 2016-05-24 Richard Biener <rguenther@suse.de>
4919 PR tree-optimization/71230
4920 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4922 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4924 * tree-vectorizer.h (vectorizable_comparison): Delete.
4925 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4926 PURE_SLP_STMT check.
4927 * tree-vect-stmts.c (vectorizable_call): Likewise.
4928 (vectorizable_simd_clone_call): Likewise.
4929 (vectorizable_conversion): Likewise.
4930 (vectorizable_assignment): Likewise.
4931 (vectorizable_shift): Likewise.
4932 (vectorizable_operation): Likewise.
4933 (vectorizable_load): Likewise.
4934 (vectorizable_condition): Likewise.
4935 (vectorizable_store): Likewise. Assert that we don't have
4937 (vectorizable_comparison): Make static. Remove redundant
4938 PURE_SLP_STMT check.
4939 (vect_transform_stmt): Assert that we always have an slp_node
4942 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4944 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4945 operands[2] against 1 with comparison against CONST1_RTX.
4946 (<shift>di3_neon): Likewise.
4947 * config/arm/predicates.md (const0_operand): Replace with comparison
4950 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4952 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4953 operands[2] against 1 with comparison against CONST1_RTX.
4954 (ashrdi3): Likewise.
4955 (lshrdi3): Likewise.
4956 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4958 (ashrsi3): Likewise.
4959 (lshrsi3): Likewise.
4960 (rotrsi3): Likewise.
4961 (define_split above *compareqi_eq0): Likewise.
4962 (define_split above "prologue"): Likewise.
4963 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4964 * config/arm/predicates.md (shift_operator): Likewise.
4965 (shift_nomul_operator): Likewise.
4966 (sat_shift_operator): Likewise.
4967 (thumb1_cmp_operand): Likewise.
4968 (const_neon_scalar_shift_amount_operand): Replace manual range
4969 check with IN_RANGE.
4970 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4971 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4973 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4975 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4976 with HOST_WIDE_INT_1.
4978 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4979 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4980 (arm_canonicalize_comparison): Likewise.
4981 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4983 (thumb1_size_rtx_costs): Likewise.
4984 (vfp_const_double_index): Replace cast of 1 to unsigned
4985 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4986 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4988 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4989 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4990 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4991 HOST_WIDE_INT with HOST_WIDE_INT_1.
4993 2016-05-24 Marek Polacek <polacek@redhat.com>
4995 * tree-cfg.h (should_remove_lhs_p): New predicate.
4996 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4997 * gimplify.c (gimplify_modify_expr): Likewise.
4998 * tree-cfg.c (verify_gimple_call): Likewise.
4999 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5000 * gimple-fold.c: Include "tree-cfg.h".
5001 (gimple_fold_call): Use should_remove_lhs_p.
5003 2016-05-24 Richard Biener <rguenther@suse.de>
5005 PR tree-optimization/71253
5006 * cfganal.h (control_dependences): Make robust against edge
5008 (control_dependences::control_dependences): Remove edge_list argument.
5009 (control_dependences::get_edge): Remove.
5010 (control_dependences::get_edge_src): Add.
5011 (control_dependences::get_edge_dest): Likewise.
5012 (control_dependences::m_el): Make a vector of edge src/dest index.
5013 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5014 (control_dependences::control_dependences): Likewise.
5015 (control_dependences::~control_dependence): Likewise.
5016 (control_dependences::get_edge): Remove.
5017 (control_dependences::get_edge_src): Add.
5018 (control_dependences::get_edge_dest): Likewise.
5019 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5021 (perform_tree_ssa_dce): Adjust.
5022 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5024 (pass_loop_distribution::execute): Adjust. Do loop destroying
5025 conditional on changed.
5027 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5030 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5031 return. Reindent transformation comment and mention the ARM state
5034 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5037 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5038 after build_and_add_sum creates new use stmt.
5040 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5042 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5043 load_lanes/grouped_load classification comes first. Don't check
5044 whether the vectorization factor is a multiple of the group size
5047 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5049 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5050 GROUP_GAP for single-element interleaving.
5051 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5054 2016-05-24 Richard Biener <rguenther@suse.de>
5058 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5059 bases which are accessed with non-invariant indices.
5060 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5061 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5063 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5066 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5067 (add_to_ops_vec): Add stmt_to_insert.
5068 (add_repeat_to_ops_vec): Init stmt_to_insert.
5069 (insert_stmt_before_use): New.
5070 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5072 (get_ops): Init stmt_to_insert.
5073 (maybe_optimize_range_tests): Likewise.
5074 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5075 (rewrite_expr_tree_parallel): Likewise.
5076 (reassociate_bb): Likewise.
5078 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5081 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5082 ISA 3.0 xxperm fusion alternative.
5083 (altivec_vperm_v8hiv16qi): Likewise.
5084 (altivec_vperm_<mode>_uns_internal): Likewise.
5085 (vperm_v8hiv4si): Likewise.
5086 (vperm_v16qiv8hi): Likewise.
5088 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5089 Kelvin Nilsen <kelvin@gcc.gnu.org>
5091 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5092 vpermr/xxpermr on ISA 3.0.
5093 (altivec_expand_vec_perm_le): Likewise.
5094 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5095 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5098 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5100 * config/i386/i386.h (IS_STACK_MODE): Enable for
5101 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5102 SSE_FLOAT_MODE_P macros.
5103 * config/i386/i386.c (ix86_preferred_reload_class): Use
5104 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5105 Cleanup regclass processing for CONST_DOUBLE_P.
5106 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5107 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5108 with IS_STACK_MODE macro.
5109 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5111 (*movdf_internal): Use IS_STACK_MODE macro.
5112 (*movsf_internal): Ditto.
5114 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5116 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5117 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5119 2016-05-23 Jeff Law <law@redhat.com>
5121 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5123 (fsm_find_control_statement_thread_paths): Call it.
5125 2016-05-23 Martin Jambor <mjambor@suse.cz>
5128 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5129 from_global_constant if t is not NULL.
5131 2016-05-23 Marek Polacek <polacek@redhat.com>
5134 * common.opt (Wswitch-unreachable): New option.
5135 * doc/invoke.texi: Document -Wswitch-unreachable.
5136 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5139 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5141 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5142 TMR_INDEX is non-NULL.
5144 2016-05-23 Richard Biener <rguenther@suse.de>
5146 PR tree-optimization/71230
5147 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5148 (try_special_add_to_ops): ... here. Always test for single-use.
5150 2016-05-23 Martin Jambor <mjambor@suse.cz>
5152 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5153 default block if a PHI node in the original one would be resized.
5155 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5157 PR tree-optimization/58135
5158 * tree-vect-slp.c: When group size is not multiple
5159 of vector size, allow splitting of store group at
5162 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5164 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5166 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5168 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5169 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5170 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5173 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5174 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5175 v constraint instead of x and vinserti32x4 insn.
5177 * config/i386/sse.md (i128vldq): New mode iterator.
5178 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5179 avx512dq and avx512vl alternatives.
5181 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5182 constraint, use maybe_evex prefix instead of vex.
5183 (vec_dupv4sf): Use v constraint instead of x for output
5184 operand except for noavx alternative, use Yv constraint
5185 instead of x for input. Use maybe_evex prefix instead of vex.
5186 (*vec_dupv4si): Likewise.
5187 (*vec_dupv2di): Likewise.
5189 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5192 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5193 (linearize_expr_tree): Call try_special_add_to_ops.
5194 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5196 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5198 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5199 to computed stack_usage.
5201 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5204 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5205 operand is subreg (symbol_ref) then move the symbol ref to register.
5207 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5209 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5211 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5214 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5217 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5219 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5220 ranges by calling get_single_symbol and tidy up. Look more closely
5221 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5223 2016-05-20 Jeff Law <law@redhat.com>
5225 * bitmap.c (bitmap_find_bit): Remove useless test.
5227 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5229 * function.c (thread_prologue_and_epilogue_insns): Commit the
5230 insertion of the epilogue.
5232 2016-05-20 Martin Jambor <mjambor@suse.cz>
5234 PR tree-optimization/70884
5235 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5236 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5237 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5238 of constant pool data as a reason for scalarization.
5240 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5242 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5243 for naked functions.
5244 (thumb1_expand_prologue): Likewise.
5246 2016-05-20 Nathan Sidwell <nathan@acm.org>
5248 * config/nvptx/nptx.c (nvptx_option_override): Only set
5249 flag_toplevel_reorder, if not explicitly specified. Set
5250 flag_no_common, unless explicitly specified.
5252 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5254 * calls.c (can_implement_as_sibling_call_p): Mark param
5255 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5257 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5259 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5260 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5261 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5263 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5264 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5267 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5269 * config/nvptx/nvptx.md (sincossf3): New pattern.
5271 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5273 * calls.c (maybe_complain_about_tail_call): New function.
5274 (initialize_argument_information): Call
5275 maybe_complain_about_tail_call when clearing *may_tailcall.
5276 (can_implement_as_sibling_call_p): Call
5277 maybe_complain_about_tail_call when returning false.
5278 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5279 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5280 if tail-call optimization fails.
5281 * cfgexpand.c (expand_call_stmt): Initialize
5282 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5283 * gimple-pretty-print.c (dump_gimple_call): Dump
5284 gimple_call_must_tail_p.
5285 * gimple.c (gimple_build_call_from_tree): Call
5286 gimple_call_set_must_tail with the value of
5287 CALL_EXPR_MUST_TAIL_CALL.
5288 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5289 (gimple_call_set_must_tail): New function.
5290 (gimple_call_must_tail_p): New function.
5291 * print-tree.c (print_node): Update printing of TREE_STATIC
5292 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5293 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5294 trailing comment listing applicable flags.
5295 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5297 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5299 * calls.c (expand_call): Move "Rest of purposes for tail call
5300 optimizations to fail" to...
5301 (can_implement_as_sibling_call_p): ...this new function, and
5302 split into multiple "if" statements.
5304 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5306 * cfgloop.h (expected_loop_iterations_unbounded,
5307 expected_loop_iterations): Unconstify.
5308 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5309 profile with known upper bound; return 3 when profile is absent.
5310 (expected_loop_iterations): Update.
5312 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5314 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5315 and get_max_loop_iterations_int.
5317 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5319 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5320 realistic upper bounds here.
5322 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5325 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5326 calls if the LHS is variable length or has addressable type.
5327 If targets[0]->decl is a noreturn call with void return type and
5328 zero arguments, adjust fntype and remove lhs in that case.
5330 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5332 PR tree-optimization/71079
5333 PR tree-optimization/71206
5334 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5336 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5338 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5339 (get_vec_alignment_for_array_decl): Likewise.
5340 (get_vec_alignment_for_record_decl): Likewise.
5341 (increase_alignment::execute): Move code to find alignment to
5342 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5343 (type_align_map): New hash_map.
5345 2016-05-20 Richard Guenther <rguenther@suse.de>
5347 PR tree-optimization/29756
5348 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5349 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5350 * fold-const.c (operand_equal_p): Likewise.
5351 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5352 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5353 * tree-inline.c (estimate_operator_cost): Likewise.
5354 * tree-pretty-print.c (dump_generic_node): Likewise.
5355 * tree-ssa-operands.c (get_expr_operands): Likewise.
5356 * cfgexpand.c (expand_debug_expr): Likewise.
5357 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5358 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5359 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5360 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5361 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5362 (execute_update_addresses_taken): Do it.
5364 2016-05-20 Richard Biener <rguenther@suse.de>
5366 PR tree-optimization/71185
5367 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5368 register operations.
5370 2016-05-20 Richard Biener <rguenther@suse.de>
5372 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5373 gimple_seq_add_seq_without_update.
5374 (release_bb_predicate): Assert we have no operands to free.
5375 (if_convertible_loop_p_1): Calculate post dominators later.
5376 Do not free BB predicates here.
5377 (combine_blocks): Do not recompute BB predicates.
5378 (version_loop_for_if_conversion): Save BB predicates around
5381 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5383 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5384 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5385 code. Ignore sibcalls on EDGE_IGNORE edges.
5386 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5387 on edges for sibcalls that run without prologue. The rest of the
5388 function is combined from...
5389 (fix_fake_fallthrough_edge): ... this, and ...
5390 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5391 function argument, make it a local variable.
5393 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5395 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5396 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5397 for 32-bit mode and SEH for 64-bit.
5398 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5399 TARGET_64BIT_DEFAULT.
5401 2016-05-19 Ryan Burn <contact@rnburn.com>
5403 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5404 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5406 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5408 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5409 force pending loads from memory.
5411 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5413 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5414 (UNSPEC_DARN_32): New unspec constant.
5415 (UNSPEC_DARN_RAW): New unspec constant.
5416 (darn_32): New instruction.
5417 (darn_raw): New instruction.
5418 (darn): New instruction.
5419 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5420 support and documentation for this macro.
5421 (BU_P9_MISC_1): New macro definition.
5422 (BU_P9_64BIT_MISC_0): New macro definition.
5423 (BU_P9_MISC_0): New macro definition.
5424 (darn_32): New builtin definition.
5425 (darn_raw): New builtin definition.
5426 (darn): New builtin definition.
5427 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5428 RS6000_BUILTIN_0 directives to surround each occurrence of
5429 #include "rs6000-builtin.def".
5430 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5431 RS6000_BTM_64BIT flags to the returned mask, depending on
5433 (def_builtin): Correct an error in the assignments made to the
5434 debugging variable attr_string.
5435 (rs6000_expand_builtin): Add support for no-operand built-in
5437 (builtin_function_type): Remove fatal_error assertion that is no
5439 (rs6000_common_init_builtins): Add support for no-operand built-in
5441 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5443 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5445 (RS6000_BTM_64BIT): New macro definition.
5446 * doc/extend.texi: Document __builtin_darn (void),
5447 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5450 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5452 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5453 max_loop_iterations_int.
5455 2016-05-19 Marek Polacek <polacek@redhat.com>
5457 PR tree-optimization/71031
5458 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5459 condition and adjust the code a bit.
5461 2016-05-19 Martin Liska <mliska@suse.cz>
5463 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5464 auto_vec instead of vec.
5466 2016-05-19 Martin Liska <mliska@suse.cz>
5468 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5470 2016-05-19 Martin Liska <mliska@suse.cz>
5472 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5474 2016-05-19 Martin Liska <mliska@suse.cz>
5476 * ipa-pure-const.c (set_function_state): Remove an existing
5478 (remove_node_data): Do not free it as it's released
5479 in set_function_state.
5481 2016-05-19 Martin Liska <mliska@suse.cz>
5483 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5486 2016-05-19 Martin Liska <mliska@suse.cz>
5488 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5490 2016-05-19 Martin Liska <mliska@suse.cz>
5492 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5493 an auto_vec instead of re-creating it.
5495 2016-05-19 Martin Liska <mliska@suse.cz>
5497 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5498 auto_vec instead of vec.
5500 2016-05-19 Martin Liska <mliska@suse.cz>
5502 * lto-section-in.c (lto_get_section_data): Call
5503 lto_check_version with additional argument.
5504 * lto-streamer.c (lto_check_version): Add new argument.
5505 * lto-streamer.h (lto_check_version): Likewise.
5507 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5509 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5510 Don't add cost of inner memory when handling sign-extended loads.
5512 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5514 PR rtl-optimization/71148
5515 * cse.c (cse_main): Free dominance info.
5516 (rest_of_handle_cse): Don't free dominance info.
5517 (rest_of_handle_cse2): Likewise.
5518 (rest_of_handle_cse_after_global_opts): Likewise.
5520 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5523 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5524 NULL_TREE early if NEON is not available. Remove now redundant check
5525 in ARM_CHECK_BUILTIN_MODE.
5527 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5530 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5531 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5532 * doc/cpp.texi: Document new macros.
5534 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5536 PR tree-optimization/69848
5537 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5538 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5540 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5542 * function.c (thread_prologue_and_epilogue_insn): Move the
5543 "goto epilogue_done" one block later.
5545 2016-05-19 Richard Biener <rguenther@suse.de>
5547 PR tree-optimization/70729
5548 * passes.def: Move LIM pass before PRE. Remove no longer
5549 required copyprop and move first DCE out of the loop pipeline.
5551 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5554 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5555 (OBJS-libcommon-target): ...here.
5556 * opts-common.c: Include spellcheck.h.
5557 (cmdline_handle_error): Build a vec of valid options and use it
5558 to suggest provide hints for misspelled arguments.
5560 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5563 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5564 lhs if it has TREE_ADDRESSABLE type.
5566 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5569 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5570 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5572 2016-05-18 Martin Jambor <mjambor@suse.cz>
5575 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5576 input for NOP_EXPR pass-through functions.
5577 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5578 aggregate global constant VAR_DECLs in constant jump functions.
5580 2016-05-18 Martin Jambor <mjambor@suse.cz>
5583 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5584 from TREE_READONLY parameters.
5586 2016-05-18 Martin Jambor <mjambor@suse.cz>
5589 * cgraph.h (cgraph_indirect_call_info): New field
5590 guaranteed_unmodified.
5591 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5592 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5594 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5595 pass the parameter value to ipa_find_agg_cst_for_param.
5596 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5597 guaranteed_unmodified, store AA results there instead of bailing out
5599 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5600 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5601 (find_constructor_constant_at_offset): New function.
5602 (ipa_find_agg_cst_from_init): Likewise.
5603 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5604 static initializers of contants, report back through a new paameter
5605 from_global_constant if that was the case.
5606 (try_make_edge_direct_simple_call): Also pass parameter value to
5607 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5609 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5610 (ipa_read_indirect_edge_info): Likewise.
5611 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5612 (ipa_load_from_parm_agg): Likewise.
5614 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5616 PR rtl-optimization/71150
5617 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5620 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5623 * config/rs6000/constraints.md (wE constraint): New constraint
5624 for a vector constant that can be loaded with XXSPLTIB.
5625 (wM constraint): New constraint for a vector constant of a 1's.
5626 (wS constraint): New constraint for a vector constant that can be
5627 loaded with XXSPLTIB and a vector sign extend instruction.
5628 * config/rs6000/predicates.md (xxspltib_constant_split): New
5629 predicates for wE/wS constraints.
5630 (xxspltib_constant_nosplit): Likewise.
5631 (easy_vector_constant): Add support for constants that can be
5632 loaded via XXSPLTIB.
5633 (all_ones_constant): New predicate for vector constant with all
5635 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5636 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5637 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5638 instruction and possibly with a sign extension.
5639 (output_vec_const_move): Add support for XXSPLTIB. If we are
5640 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5641 instead of XXLXOR/XXLORC.
5642 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5644 (rs6000_legitimize_reload_address): Likewise.
5645 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5647 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5648 combine VSX_M and VSX_M2 into one iterator.
5650 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5651 (VSINT_842): Likewise.
5652 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5653 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5654 XXSPLTIB instruction.
5655 (xxspltib_<mode>_nosplit): Likewise.
5656 (xxspltib_<mode>_split): New insn to load up constants with
5657 XXSPLTIB and a sign extend instruction.
5658 (vsx_mov<mode>): Replace single move that handled all vector types
5659 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5660 moves (when -mvsx-timode is in effect) into the main vector
5661 moves. Eliminate separate moves for <VSr> <VSa>, where the
5662 preferred register class (<VSr>) is listed first, and the
5663 secondary register class (<VSa>) is listed second with a '?' to
5664 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5665 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5666 that if the register was involved in a slow operation, the
5667 clear/set operation does not wait for the slow operation to
5668 finish. Adjust the length attributes for 32-bit mode. Use
5669 rs6000_output_move_128bit and drop the use of the string
5670 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5671 spacing so that the alternatives and attributes don't generate
5672 long lines, and put things in columns, so that it is easier to
5673 match up the operands and attributes with the insn alternatives.
5674 (vsx_mov<mode>_64bit): Likewise.
5675 (vsx_mov<mode>_32bit): Likewise.
5676 (vsx_movti_64bit): Fold movti into normal vector moves.
5677 (vsx_movti_32bit): Likewise.
5678 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5680 (vsx_splat_v4si_internal): Likewise.
5681 (vsx_splat_v4sf_internal): Likewise.
5682 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5683 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5684 extend vector elements.
5685 (vsx_sign_extend_hi_<mode>): Likewise.
5686 (vsx_sign_extend_si_v2di): Likewise.
5687 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5689 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5690 constraints. Add trailing period to wL documentation.
5692 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5695 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5696 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5697 * tree-call-cdce.c: Include tree-dfa.h.
5698 (can_guard_call_p): New function, extracted from...
5699 (can_use_internal_fn): ...here.
5700 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5702 (shrink_wrap_one_built_in_call): Likewise.
5703 (use_internal_fn): Likewise.
5704 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5705 and return void. Call replace_abnormal_ssa_names.
5706 (pass_call_cdce::execute): Check can_guard_call_p during the
5707 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5708 will always change something.
5710 2016-05-18 Martin Jambor <mjambor@suse.cz>
5713 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5714 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5716 2016-05-18 Martin Jambor <mjambor@suse.cz>
5719 * ipa-inline.h (condition): New field size.
5720 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5721 for comaprison and store it into the new condition.
5722 (evaluate_conditions_for_known_args): Use condition size to check
5723 access sizes for all but CHANGED conditions.
5724 (unmodified_parm_1): New parameter size_p, store access size into it.
5725 (unmodified_parm): Likewise.
5726 (unmodified_parm_or_parm_agg_item): Likewise.
5727 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5728 (set_cond_stmt_execution_predicate): Extract access sizes and store
5730 (set_switch_stmt_execution_predicate): Likewise.
5731 (will_be_nonconstant_expr_predicate): Likewise.
5732 (will_be_nonconstant_predicate): Likewise.
5733 (inline_read_section): Stream condition size.
5734 (inline_write_summary): Likewise.
5736 2016-05-18 Richard Biener <rguenther@suse.de>
5738 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5739 condition cost to PHI cost instead of total_cost.
5741 2016-05-18 Martin Liska <mliska@suse.cz>
5744 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5747 2016-05-18 Richard Biener <rguenther@suse.de>
5749 * lto-streamer.h (LTO_major_version): Bump to 6.
5751 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5753 * function.c (make_split_prologue_seq, make_prologue_seq,
5754 make_epilogue_seq): New functions, factored out from...
5755 (thread_prologue_and_epilogue_insns): Here.
5757 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5759 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5760 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5761 of before. Add a comment.
5763 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5765 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5766 expression pointer, not pointer to the pointer.
5768 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5770 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5771 (avx2_pbroadcast<mode>): Add another alternative with v instead
5772 of x constraints in it, using <pbroadcast_evex_isa> isa.
5773 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5775 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5776 constraint x instead of v in second alternative, add avx512bw
5779 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5780 constraint x instead of v in second alternative, add avx512bw
5783 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5784 constraint x instead of v in second alternative, add avx512bw
5787 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5788 avx512bw alternative.
5790 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5792 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5794 (define_insn "*andnottf3"): Ditto.
5795 (define_insn "*<code><mode>3"/any_logic): Ditto.
5796 (define_insn "*<code>tf3"/any_logic): Ditto.
5797 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5798 operand to block AVX-512VL insn variant emit when it is not enabled.
5800 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5802 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5803 constraint fot SF mode.
5805 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5806 Kirill Yukhin <kirill.yukhin@intel.com>
5808 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5810 (define_insn "rsqrt14<mode>"): Ditto.
5811 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5812 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5813 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5814 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5815 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5817 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5818 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5819 * config/i386/i386.c (ix86_print_operand): Expand check for size
5820 override codes for Intel syntax.
5822 2016-05-18 Richard Biener <rguenther@suse.de>
5824 PR tree-optimization/71168
5825 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5826 initialization earlier.
5828 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5830 * config/aarch64/aarch64-simd.md
5831 (aarch64_reduc_plus_internal<mode>): Rename to...
5832 (reduc_plus_scal): ...This, and remove previous implementation.
5834 2016-05-18 Richard Biener <rguenther@suse.de>
5836 * passes.def: Put late dse and cd_dce in canonical order.
5838 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5840 * ipa-inline-transform.c (preserve_function_body_p): Look for
5841 first non-thunk clone.
5842 (save_function_body): Save into first non-thunk.
5843 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5845 (lto_output_node): Inline thunks don't need body in every
5847 * lto-streamer-in.c: Do not fixup thunk clones.
5848 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5850 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5853 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5856 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5857 (reassociate_bb): Call transform_add_to_multiply.
5859 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5861 * config/aarch64/aarch64.c (all_extensions): Removed unused
5864 2016-05-17 Nathan Sidwell <nathan@acm.org>
5866 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5867 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5869 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5871 PR tree-optimization/54579
5873 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5875 2016-05-17 Marek Polacek <polacek@redhat.com>
5878 * tree-inline.c (expand_call_inline): Call
5879 maybe_remove_unused_call_args.
5881 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5883 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5884 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5885 * doc/md.texi (fmin@var{m}3): Likewise.
5887 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5889 * match.pd (X & C): New transformation.
5891 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5893 * match.pd (~X & Y): New transformation.
5895 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5897 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5898 information for new SSA_NAME.
5899 (simplify_conversion_using_ranges): Get range through get_range_info
5900 instead of get_value_range.
5902 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5904 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5905 Remove inline assembly.
5906 (vmvn_s16): Likewise.
5907 (vmvn_s32): Likewise.
5908 (vmvn_u8): Likewise.
5909 (vmvn_u16): Likewise.
5910 (vmvn_u32): Likewise.
5911 (vmvnq_s8): Likewise.
5912 (vmvnq_s16): Likewise.
5913 (vmvnq_s32): Likewise.
5914 (vmvnq_u8): Likewise.
5915 (vmvnq_u16): Likewise.
5916 (vmvnq_u32): Likewise.
5917 (vmvn_p8): Likewise.
5918 (vmvnq_p16): Likewise.
5920 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5922 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5924 (vmul_n_s16): Likewise.
5925 (vmul_n_s32): Likewise.
5926 (vmul_n_u16): Likewise.
5927 (vmul_n_u32): Likewise.
5928 (vmulq_n_f32): Likewise.
5929 (vmulq_n_f64): Likewise.
5930 (vmulq_n_s16): Likewise.
5931 (vmulq_n_s32): Likewise.
5932 (vmulq_n_u16): Likewise.
5933 (vmulq_n_u32): Likewise.
5935 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5937 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5938 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5940 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5942 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5943 to *aarch64_fma4_elt_from_dup<mode>.
5944 (*aarch64_fnma4_elt_to_128df): Rename to
5945 *aarch64_fnma4_elt_from_dup<mode>.
5946 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5947 (vfms_n_f32): Likewise.
5948 (vfms_n_f64): Likewise.
5949 (vfmsq_n_f32): Likewise.
5950 (vfmsq_n_f64): Likewise.
5952 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5954 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5956 2016-05-17 Richard Biener <rguenther@suse.de>
5958 PR tree-optimization/71132
5959 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5960 Only add control dependences for blocks in the loop.
5961 (build_rdg): Adjust.
5962 (generate_code_for_partition): Return whether loop should
5963 be destroyed and delay that.
5964 (distribute_loop): Likewise.
5965 (pass_loop_distribution::execute): Record loops to be destroyed
5966 and perform delayed destroying of loops.
5968 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5971 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5973 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5975 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5977 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5980 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5981 insertion point for instructions generated by validize_mem.
5983 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5985 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5988 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5990 * config/aarch64/aarch64.c
5991 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5992 rather than a macro.
5994 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5996 * doc/invoke.texi (AArch64 Options): Various updates.
5998 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6000 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6001 into instrumentation thunks.
6002 * cif-code.def (CIF_CHKP): New.
6004 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6006 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6008 2016-05-16 Martin Jambor <mjambor@suse.cz>
6010 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6011 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6013 2016-05-16 Marek Polacek <polacek@redhat.com>
6015 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6018 2016-05-16 Martin Jambor <mjambor@suse.cz>
6021 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6022 the outlined kernel function.
6024 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6026 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6027 (ISA_HAS_DLSA): Ditto.
6029 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6031 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6033 2016-05-16 Nathan Sidwell <nathan@acm.org>
6035 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6036 (nvptx_name_replacement): Restore. Add comment.
6037 (write_fn_proto, write_fn_proto_from_insn,
6038 nvptx_output_call_insn): Restore
6039 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6041 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6043 * config/aarch64/aarch64.md
6044 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6045 (add<mode>3_compareC_imm): Likewise.
6046 (<optab>si3_uxtw): Split into register and immediate variants.
6047 (andsi3_compare0_uxtw): Likewise.
6048 (and<mode>3_compare0): Likewise.
6049 (and<mode>3nr_compare0): Likewise.
6050 (stack_protect_test_<mode>): Don't use %x for memory operands.
6052 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6054 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6056 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6058 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6059 Split integer shifts into shift_reg and bfm.
6060 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6061 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6062 (ror<mode>3_insn): Likewise.
6063 (<optab>si3_insn_uxtw): Likewise.
6064 (<optab><mode>3_insn): Change to rotate_imm.
6065 (extr<mode>5_insn_alt): Likewise.
6066 (extrsi5_insn_uxtw): Likewise.
6067 (extrsi5_insn_uxtw_alt): Likewise.
6069 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6071 * doc/tm.texi: Regenerate.
6072 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6073 (TARGET_INVALID_RETURN_TYPE): Remove.
6074 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6075 TARGET_INVALID_RETURN_TYPE.
6076 * target.def (invalid_parameter_type): Remove.
6077 (invalid_return_type): Remove.
6079 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6081 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6082 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6084 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6086 (preserve_function_body_p): No need to preserve function body
6087 * cif-codes.def (CIF_THUNK): Remove.
6088 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6090 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6092 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6094 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6096 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6099 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6101 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6102 (inline_small_functions): Do not look for function symbol when
6105 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6107 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6110 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6111 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6112 Jiong Wang <jiong.wang@arm.com>
6114 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6115 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6116 Define __ARM_FP16_ARGS when appropriate.
6117 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6119 (arm_invalid_return_type): Likewise.
6120 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6121 (TARGET_INVALID_RETURN_TYPE): Remove.
6122 (aapcs_vfp_sub_candidate): Allow HFmode.
6123 (aapcs_vfp_allocate): Add comment. Support HFmode.
6124 (aapcs_vfp_allocate_return_reg): Likewise.
6125 (struct aapcs_cp_arg_layout): Slightly reword comments for
6126 is_return_candidate and allocate_return_reg.
6127 (output_mov_vfp): Update assert.
6128 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6130 (arm_invalid_parameter_type): Remove.
6131 (amr_invalid_return_type): Remove.
6132 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6133 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6134 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6136 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6138 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6139 * config/aarch64/arch64-protos.h
6140 (aarch64_legitimize_reload_address): Remove.
6141 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6144 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6146 * configure.ac: Add ACX_NONCANONICAL_HOST.
6147 * configure: Regenerate.
6148 * Makefile.in: Set host_noncanonical.
6150 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6153 * config/i386/i386.md (*movtf_internal): Before register allocation,
6154 do not allow FP constants for CM_MEDIUM memory model, allow only
6155 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6156 (*movxf_internal): Ditto.
6157 (*movdf_internal): Ditto.
6158 (*movsf_internal): Ditto.
6160 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6162 PR rtl-optimization/67483
6163 * combine.c (make_compound_operation): Don't call extract_left_shift
6164 with negative shift amounts.
6166 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6169 * fold-const.c (fold_checksum_tree): Allow modification
6170 of TYPE_ALIAS_SET during folding.
6172 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6173 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6174 (ix86_split_to_parts): Likewise. Fix up formatting.
6176 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6178 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6179 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6182 2016-05-13 Nathan Sidwell <nathan@acm.org>
6184 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6185 (nvptx_name_replacement): Delete.
6186 (write_fn_proto, write_fn_proto_from_insn,
6187 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6188 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6189 * langhooks.c (add_builtin_funcction_common): Call
6190 targetm.mangle_decl_assembler_name.
6192 * config/nvptx/nvptx.c (write_fn_proto): Handle
6193 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6195 2016-05-13 Martin Liska <mliska@suse.cz>
6197 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6198 and PRIu64 in printf format.
6200 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6202 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6205 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6207 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6208 Change --param max-completely-peeled-times to
6209 --param max-completely-peel-times in dump file printing.
6211 2016-05-13 Richard Biener <rguenther@suse.de>
6213 PR tree-optimization/42587
6214 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6215 (find_bswap_or_nop_1): Likewise.
6216 (bswap_replace): Likewise.
6218 2016-05-13 Martin Liska <mliska@suse.cz>
6220 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6221 Initialize a variable with default value.
6223 2016-05-13 Martin Liska <mliska@suse.cz>
6225 * doc/invoke.texi: Enhance explanation of error recovery
6228 2016-05-13 Martin Liska <mliska@suse.cz>
6230 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6231 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6232 (iv_inv_expr_ent *).
6233 (struct iv_inv_expr_ent): Comment struct fields.
6234 (sort_iv_inv_expr_ent): New function.
6235 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6236 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6237 a hash_map between iv_inv_expr_ent and number of usages.
6238 (niter_for_exit): Fix coding style.
6239 (tree_ssa_iv_optimize_init): Use renamed variable.
6240 (determine_base_object): Fix coding style.
6241 (alloc_iv): Likewise.
6242 (find_interesting_uses_outside): Likewise.
6243 (add_candidate_1): Likewise.
6244 (add_standard_iv_candidates): Likewise.
6245 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6246 (prepare_decl_rtl): Fix coding style.
6247 (get_address_cost): Likewise.
6248 (get_shiftadd_cost): Likewise.
6249 (force_expr_to_var_cost): Likewise.
6250 (compare_aff_trees): Likewise.
6251 (get_expr_id): Restructure the function.
6252 (get_loop_invariant_expr_id): Renamed to
6253 get_loop_invariant_expr.
6254 (get_computation_cost_at): Replace usage of inv_expr_id with
6256 (get_computation_cost): Likewise.
6257 (determine_group_iv_cost_generic): Likewise.
6258 (determine_group_iv_cost_address): Likewise.
6259 (iv_period): Fix coding style.
6260 (iv_elimination_compare_lt): Likewise.
6261 (may_eliminate_iv): Likewise.
6262 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6264 (determine_group_iv_costs): Dump invariant expressions.
6265 (iv_ca_recount_cost): Use the newly added hash_map.
6266 (iv_ca_set_remove_invariants): Fix coding style.
6267 (iv_ca_set_add_invariants): Fix coding style.
6268 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6270 (iv_ca_set_cp): Likewise.
6271 (iv_ca_new): Initialize the newly added hash_map and remove
6272 initialization of fields.
6273 (iv_ca_free): Delete the hash_map.
6274 (iv_ca_dump): Dump invariant expressions.
6275 (iv_ca_extend): Fix coding style.
6276 (try_add_cand_for): Likewise.
6277 (create_new_ivs): Dump information about # of avg iterations and
6278 # of used invariant expressions.
6279 (rewrite_use_compare): Fix coding style.
6280 (free_loop_data): Set default value for max_inv_expr_id.
6282 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6284 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6285 returned value cse_cfg_altered computation.
6286 (rest_of_handle_cse2): Likewise.
6287 (rest_of_handle_cse_after_global_opts): Likewise.
6289 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6292 * config/arm/arm.c (arm32_output_mi_thunk): New.
6293 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6294 to split Thumb1 vs TARGET_32BIT functionality.
6295 (arm_thumb1_mi_thunk): New.
6297 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6299 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6302 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6305 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6307 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6309 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6310 (expand_builtin_trap): Emit a regular call.
6311 (set_builtin_user_assembler_name): Remove obsolete cases.
6312 * dse.c (scan_insn): Adjust.
6313 * except.c: Include calls.h.
6314 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6315 emit a regular call to setjmp.
6316 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6317 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6318 (emit_block_move_via_libcall): Delete.
6319 (block_move_fn): Delete.
6320 (init_block_move_fn): Likewise.
6321 (emit_block_move_libcall_fn): Likewise.
6322 (emit_block_op_via_libcall): New function.
6323 (set_storage_via_libcall): Tidy up and use memset builtin.
6324 (block_clear_fn): Delete.
6325 (init_block_clear_fn): Likewise.
6326 (clear_storage_libcall_fn): Likewise.
6327 (expand_assignment): Call emit_block_move_via_libcall.
6328 Do not include gt-expr.h.
6329 * expr.h (emit_block_op_via_libcall): Declare.
6330 (emit_block_copy_via_libcall): New inline function.
6331 (emit_block_move_via_libcall): Likewise.
6332 (emit_block_comp_via_libcall): Likewise.
6333 (block_clear_fn): Delete.
6334 (init_block_move_fn): Likewise.
6335 (init_block_clear_fn): Likewise.
6336 (emit_block_move_via_libcall): Likewise.
6337 (set_storage_via_libcall): Add default parameter value.
6338 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6339 (abort_libfunc): Delete.
6340 (memcpy_libfunc): Likewise.
6341 (memmove_libfunc): Likewise.
6342 (memcmp_libfunc): Likewise.
6343 (memset_libfunc): Likewise.
6344 (setbits_libfunc): Likewise.
6345 (setjmp_libfunc): Likewise.
6346 (longjmp_libfunc): Likewise.
6347 (profile_function_entry_libfunc): Likewise.
6348 (profile_function_exit_libfunc): Likewise.
6349 (gcov_flush_libfunc): Likewise.
6350 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6351 and DECL_VISIBILITY on the declaration.
6352 (init_optabs): Do not initialize obsolete libfuncs.
6353 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6354 * tree-core.h (ECF_RET1): Define.
6355 (ECF_TM_PURE): Adjust.
6356 (ECF_TM_BUILTIN): Likewise.
6357 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6358 (build_common_builtin_nodes): Initialize abort builtin.
6359 Add ECF_RET1 on memcpy, memmove and memset builtins.
6360 Pass final flags for alloca and alloca_with_align builtins.
6361 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6363 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6364 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6365 set_storage_via_libcall and call emit_block_copy_via_libcall.
6367 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6369 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6370 DImode before it is passed to ix86_output_call_operand.
6371 (*call_value_got_x32): Ditto for operand 1.
6373 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6375 PR rtl-optimization/70904
6376 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6377 reload for wide mode.
6379 2016-05-12 Marek Polacek <polacek@redhat.com>
6382 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6383 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6384 * langhooks.h (incomplete_type_error): Likewise.
6385 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6386 parameter, pass it down to incomplete_type_error.
6387 * tree.h (size_in_bytes): New inline overload.
6388 (size_in_bytes_loc): Renamed from size_in_bytes.
6390 2016-05-12 Richard Biener <rguenther@suse.de>
6392 PR tree-optimization/71059
6393 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6394 nary before looking up or entering the expression into the VN
6396 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6397 Make sure to re-use NARYs without result as inserted by
6400 2016-05-12 Richard Biener <rguenther@suse.de>
6402 PR tree-optimization/71062
6403 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6405 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6406 vars_contains_restrict if the var is a restrict tag.
6407 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6408 do not disambiguate pointers against it.
6409 (dump_points_to_solution): Re-structure and adjust for new
6410 vars_contains_restrict flag.
6411 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6413 2016-05-12 Martin Liska <mliska@suse.cz>
6415 * doc/invoke.texi: Explain connection between
6416 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6418 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6420 PR tree-optimization/71006
6421 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6422 consider COND_EXPR as a mask producer.
6424 2016-05-12 Marek Polacek <polacek@redhat.com>
6427 * opts.c (common_handle_option): Detect missing argument for --help^.
6429 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6432 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6433 when popping the PC and within an interrupt handler routine.
6434 Add missing tab to output of "ldmfd".
6435 (output_return_instruction): Output LDMFD with SP update rather
6436 than POP when returning from interrupt handler.
6438 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6440 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6441 TARGET_64BIT && TARGET_AVX512DQ.
6442 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6443 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6444 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6445 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6446 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6447 (*vec_extractv4si_zext): Add avx512dq alternative.
6448 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6449 use v instead of x constraint in other alternatives where possible.
6451 * config/i386/sse.md (sse2_loadld): Use v instead of x
6452 constraint in alternatives 0,1,4.
6454 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6455 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6456 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6459 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6460 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6461 is not emitted unless TARGET_AVX512BW.
6462 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6463 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6464 for the result operand.
6466 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6467 constraint instead of x in avx alternatives. Use maybe_evex instead
6470 * config/i386/constraints.md (Yv): New constraint.
6471 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6472 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6473 * config/i386/i386.md (avx512fvecmode): New mode attr.
6474 (*pushtf): Use v constraint instead of x.
6475 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6476 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6477 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6478 (*absnegtf2_sse): Likewise.
6479 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6480 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6481 avx512f alternatives.
6482 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6484 2016-05-12 Richard Biener <rguenther@suse.de>
6486 PR tree-optimization/71060
6487 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6488 require exact match of DR_BASE_OBJECT but only matching address and
6491 2016-05-12 Richard Biener <rguenther@suse.de>
6493 PR tree-optimization/70986
6494 * cfganal.c: Include cfgloop.h.
6495 (dfs_find_deadend): Prefer to take edges exiting loops.
6497 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6499 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6500 compile and run time.
6502 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6505 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6507 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6509 * config/i386/i386.c (legitimize_pic_address): Use
6510 copy_to_suggested_reg instead of gen_movsi.
6512 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6514 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6515 the code into quad_address_p and call it to share code with
6516 vsx_quad_dform_memory_operand.
6517 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6519 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6520 bit instead of being a separate word. Split -mpower9-dform into
6521 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6522 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6523 for the register class supporting 128-bit quad word memory offsets.
6524 (mode_supports_vsx_dform_quad): Helper function to return if the
6525 register class uses quad word memory offsets.
6526 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6527 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6528 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6529 instructions are enabled, set up the appropriate addr_masks for
6531 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6532 -mpower9-dform-scalar, instead of -mpower9-dform.
6533 (rs6000_option_override_internal): Split -mpower9-dform into two
6534 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6535 -mpower9-dform switch sets or clears both. If we are not using
6536 the LRA register allocator, do not enable -mpower9-dform-vector by
6537 default. If we are using LRA, enable -mpower9-dform-vector and
6538 -mvsx-timode if it is appropriate. Issue a warning if either
6539 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6541 (quad_address_offset_p): New helper function to return if the
6542 offset is legal for quad word memory instructions.
6543 (quad_address_p): New function to determin if GPR or vector
6544 register quad word memory addresses are legal.
6545 (mem_operand_gpr): Validate quad word address offsets.
6546 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6547 d-form (register + offset) instructions.
6548 (offsettable_ok_by_alignment): Likewise.
6549 (rs6000_legitimate_offset_address_p): Likewise.
6550 (legitimate_lo_sum_address_p): Likewise.
6551 (rs6000_legitimize_address): Likewise.
6552 (rs6000_legitimize_reload_address): Add more debug statements for
6554 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6555 d-form instructions.
6556 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6557 d-form instructions. Distinguish different cases in debug
6558 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6559 d-form instructions.
6560 (rs6000_preferred_reload_class): Likewise.
6561 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6562 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6563 of the ISA 2.06 indexed memory instructions.
6564 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6565 use them to save/restore the saved vector registers instead of
6566 using Altivec instructions.
6567 (rs6000_emit_epilogue): Likewise.
6568 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6569 (rs6000_opt_masks): Split -mpower9-dform into
6570 -mpower9-dform-scalar and -mpower9-dform-vector.
6571 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6573 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6574 ISA 3.0 vector indexed memory instructions, and fold the code into
6575 the normal mov<mode> patterns.
6576 (p9_vecstore_<mode>): Likewise.
6577 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6579 (vsx_movti_64bit): Likewise.
6580 (vsx_movti_32bit): Likewise.
6581 * config/rs6000/constraints.md (wO constraint): New constraint for
6582 ISA 3.0 vector d-form support.
6583 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6584 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6585 include -mpower9-dform-vector until we switch over to LRA.
6586 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6587 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6588 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6589 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6590 for -mpower9-dform and -mlra.
6591 * doc/md.texi (wO constraint): Document wO constraint.
6593 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6595 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6596 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6597 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6598 Move handling of non-insn arguments inline into the sole user:
6599 (output_trans_func): ...here.
6600 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6601 in emitted function prototype.
6602 (output_internal_insn_latency_func): Ditto. Simplify.
6603 (output_internal_maximal_insn_latency_func): Ditto. Delete
6604 always-unused argument.
6605 (output_insn_latency_func): Ditto.
6606 (output_maximal_insn_latency_func): Ditto.
6608 2016-05-11 Richard Biener <rguenther@suse.de>
6610 PR tree-optimization/71055
6611 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6612 sth with precision not equal to access size verify we don't chop
6615 2016-05-11 Richard Biener <rguenther@suse.de>
6618 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6619 (dwarf2out_finish): Move retry_incomplete_types call ...
6620 (dwarf2out_early_finish): ... here.
6622 2016-05-11 Richard Biener <rguenther@suse.de>
6625 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6626 if the langhook insists on it.
6627 * fold-const.c (make_bit_field_ref): Add arg for the original
6628 reference and preserve its alias-set.
6629 (decode_field_reference): Take exp by reference and adjust it
6630 to the original memory reference.
6631 (optimize_bit_field_compare): Adjust callers.
6632 (fold_truth_andor_1): Likewise.
6633 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6635 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6638 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6639 * cfgrtl.c (delete_insn_and_edges): Likewise.
6640 * config/i386/i386.c (convert_scalars_to_vector): Remove
6642 * cse.c (cse_insn): Compute cse_cfg_altered.
6643 (delete_trivially_dead_insns): Likewise.
6644 (cse_cc_succs): Likewise.
6645 (rest_of_handle_cse): Free dominance info if required.
6646 (rest_of_handle_cse2): Likewise.
6647 (rest_of_handle_cse_after_global_opts): Likewise.
6649 2016-05-11 Alan Modra <amodra@gmail.com>
6651 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6652 abi_v4_pass_in_fpr): New functions.
6653 (rs6000_function_arg_boundary): Exclude complex IBM long double
6654 from 64-bit alignment when ABI_V4.
6655 (rs6000_function_arg, rs6000_function_arg_advance_1,
6656 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6658 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6660 PR rtl-optimization/71028
6661 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6662 jump with just a return in the fallthrough block if the branch
6663 block contains just a return as well.
6665 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6667 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6668 * match.pd ((X & Y) ^ Y): ... this.
6669 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6670 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6672 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6674 * read-md.c (require_char_ws): New function.
6675 (read_string): Simplify using require_char_ws.
6676 (handle_constants): Likewise.
6677 (handle_enum): Likewise.
6678 (handle_file): Likewise.
6679 * read-md.h (require_char_ws): New declaration.
6680 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6681 (read_mapping): Likewise.
6682 (read_rtx_code): Likewise.
6683 (read_nested_rtx): Likewise.
6685 2016-05-10 James Norris <jnorris@codesourcery.com>
6687 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6688 if offloading is enabled and -fopenacc or -fopenmp is specified.
6689 (CRTOFFLOADEND): Likewise.
6690 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6691 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6693 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6695 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6696 gotoff_operand code paths. Use copy_to_suggested_regs and
6697 expand_simple_binop where appropriate. Cleanup.
6699 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6702 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6704 (dimode_scalar_chain::vector_const_cost): New.
6705 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6706 (dimode_scalar_chain::convert_op): Likewise.
6707 (dimode_scalar_chain::convert_insn): Likewise.
6709 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6711 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6712 unary operation, not a binary one.
6714 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6717 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6718 calls with type casted fndecl.
6720 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6722 PR tree-optimization/70786
6723 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6724 * calls.c (initialize_argument_information): Bind bounds
6725 with corresponding args passed by reference.
6727 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6730 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6731 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6732 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6735 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6738 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6739 code for a zero scale factor.
6740 (vsx_xvcvdpuxds_scale): Likewise.
6742 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6744 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6745 if show_ruler_p was set on the context.
6746 (layout::show_ruler): New method.
6747 * diagnostic.h (struct diagnostic_context): Add field
6750 2016-05-10 Richard Biener <rguenther@suse.de>
6752 PR tree-optimization/71039
6753 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6754 (chk_uses): New function.
6755 (propagate_with_phi): Verify we can safely replicate the lhs of an
6756 aggregate assignment on all incoming edges.
6758 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6760 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6762 (rx_atomic_sequence): New class.
6763 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6764 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6766 (rx_atomic_sequence::rx_atomic_sequence,
6767 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6768 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6769 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6770 CTRLREG_INTB): New constants.
6771 (FETCHOP): New code iterator.
6772 (fethcop_name, fetchop_name2): New iterator code attributes.
6773 (QIHI): New mode iterator.
6774 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6775 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6776 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6778 2016-05-10 Martin Liska <mliska@suse.cz>
6780 * tree-inline.c (remap_dependence_clique): Do not remap
6781 debugging statements.
6783 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6785 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6786 ("*fixuns_truncdfdi2_z13")
6787 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6788 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6789 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6791 2016-05-10 Richard Biener <rguenther@suse.de>
6793 PR tree-optimization/70497
6794 PR tree-optimization/28367
6795 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6797 (visit_reference_op_load): ... here.
6798 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6799 with simplified BIT_FIELD_REFs.
6800 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6801 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6804 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6806 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6807 documentation comment. For BLOCK nodes, add a
6808 DW_AT_abstract_origin attribute that points to the DIE generated
6809 for the origin BLOCK.
6810 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6811 blocks from inlined functions.
6813 2016-05-10 Alan Modra <amodra@gmail.com>
6816 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6817 regrename modifying insns saving lr before __morestack call.
6818 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6819 insns restoring lr after __morestack call.
6821 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6823 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6824 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6826 * config/i386/sse.md (vec_interleave_high<mode>,
6827 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6828 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6830 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6832 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6833 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6834 parallel reassociation for power8 and forward.
6836 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6838 * config/i386/i386.md (absneg splitters with general regs): Use
6839 general_reg_operand predicate.
6840 (btsq peephole2): Use x86_64_immediate_operand to check if new
6841 value is suitable for immediate operand. Generate emitted insn
6842 using RTL expressions.
6843 (btcq peephole2): Ditto.
6844 (btrq peephole2): Ditto. Generate correct immediate operand
6847 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6849 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6852 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6854 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6855 pointer dereference.
6857 2016-05-09 Richard Biener <rguenther@suse.de>
6859 PR tree-optimization/70985
6860 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6861 op0 isn't a gimple register.
6863 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6865 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6866 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6867 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6868 (i6400_fpu_mult): New cpu units.
6869 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6870 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6871 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6872 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6873 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6874 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6875 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6876 (i6400_msa_long_float4, i6400_msa_long_float5)
6877 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6878 (i6400_msa_fdiv_sf): New reservations.
6879 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6880 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6881 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6882 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6883 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6884 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6885 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6886 (msa_short_store4, msa_long_load, msa_short_store)
6887 (msa_long_logic, msa_long_float2, msa_long_float4)
6888 (msa_long_float5, msa_long_float8, msa_long_mult)
6889 (msa_long_fdiv, msa_long_div): New reservations.
6891 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6892 Sameera Deshpande <sameera.deshpande@imgtec.com>
6893 Matthew Fortune <matthew.fortune@imgtec.com>
6894 Graham Stott <graham.stott@imgtec.com>
6895 Chao-ying Fu <chao-ying.fu@imgtec.com>
6897 * config.gcc: Add MSA header file for mips*-*-* target.
6898 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6899 (Ubv8i, Urv8): New constraints.
6900 * config/mips/mips-ftypes.def: Add function types for MSA
6902 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6903 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6904 * config/mips/mips-msa.md: New file.
6905 * config/mips/mips-protos.h
6906 (mips_split_128bit_const_insns): New prototype.
6907 (mips_msa_idiv_insns): Likewise.
6908 (mips_split_128bit_move): Likewise.
6909 (mips_split_128bit_move_p): Likewise.
6910 (mips_split_msa_copy_d): Likewise.
6911 (mips_split_msa_insert_d): Likewise.
6912 (mips_split_msa_fill_d): Likewise.
6913 (mips_expand_msa_branch): Likewise.
6914 (mips_const_vector_same_val_p): Likewise.
6915 (mips_const_vector_same_bytes_p): Likewise.
6916 (mips_const_vector_same_int_p): Likewise.
6917 (mips_const_vector_shuffle_set_p): Likewise.
6918 (mips_const_vector_bitimm_set_p): Likewise.
6919 (mips_const_vector_bitimm_clr_p): Likewise.
6920 (mips_msa_vec_parallel_const_half): Likewise.
6921 (mips_msa_output_division): Likewise.
6922 (mips_ldst_scaled_shift): Likewise.
6923 (mips_expand_vec_cond_expr): Likewise.
6924 * config/mips/mips.c (enum mips_builtin_type): Add
6925 MIPS_BUILTIN_MSA_TEST_BRANCH.
6926 (mips_gen_const_int_vector_shuffle): New prototype.
6927 (mips_const_vector_bitimm_set_p): New function.
6928 (mips_const_vector_bitimm_clr_p): Likewise.
6929 (mips_const_vector_same_val_p): Likewise.
6930 (mips_const_vector_same_bytes_p): Likewise.
6931 (mips_const_vector_same_int_p): Likewise.
6932 (mips_const_vector_shuffle_set_p): Likewise.
6933 (mips_symbol_insns): Forbid loading symbols via immediate for
6935 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6937 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6939 (mips_lx_address_p): Add support load indexed address for MSA.
6940 (mips_address_insns): Add calculation of instructions needed for
6941 stores and loads for MSA.
6942 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6943 CONST_VECTOR for MSA and let it fall through.
6944 (mips_ldst_scaled_shift): New function.
6945 (mips_subword_at_byte): Likewise.
6946 (mips_msa_idiv_insns): Likewise.
6947 (mips_legitimize_move): Validate MSA moves.
6948 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6949 calculation of costs for MSA division.
6950 (mips_split_move_p): Check if MSA moves need splitting.
6951 (mips_split_move): Split MSA moves if necessary.
6952 (mips_split_128bit_move_p): New function.
6953 (mips_split_128bit_move): Likewise.
6954 (mips_split_msa_copy_d): Likewise.
6955 (mips_split_msa_insert_d): Likewise.
6956 (mips_split_msa_fill_d): Likewise.
6957 (mips_output_move): Handle MSA moves.
6958 (mips_expand_msa_branch): New function.
6959 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6960 Reinstate 'y' modifier.
6961 (mips_file_start): Add MSA .gnu_attribute.
6962 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6964 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6965 (mips_class_max_nregs): Add register size for MSA supported mode.
6966 (mips_cannot_change_mode_class): Allow conversion between MSA
6967 vector modes and TImode.
6968 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6970 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6971 (mips_preferred_simd_mode): Add preffered modes for MSA.
6972 (mips_vector_mode_supported_p): Add MSA supported modes.
6973 (mips_autovectorize_vector_sizes): New function.
6974 (mips_msa_output_division): Likewise.
6975 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6976 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6977 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6978 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6979 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6980 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6981 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6982 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6983 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6984 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6985 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6986 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6987 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6988 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6989 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6990 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6991 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6992 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6993 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6994 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6995 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6996 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6997 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6998 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6999 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7000 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7001 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7002 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7003 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7004 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7005 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7006 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7007 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7008 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7009 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7010 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7011 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7012 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7013 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7014 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7015 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7016 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7017 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7018 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7019 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7020 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7021 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7022 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7023 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7024 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7025 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7026 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7027 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7028 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7029 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7030 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7031 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7032 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7033 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7034 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7035 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7036 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7037 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7038 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7039 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7040 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7041 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7042 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7043 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7044 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7045 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7046 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7047 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7048 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7049 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7050 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7051 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7052 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7053 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7054 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7055 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7056 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7057 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7058 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7059 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7060 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7061 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7062 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7063 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7064 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7065 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7066 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7067 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7068 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7069 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7070 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7071 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7072 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7073 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7074 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7075 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7076 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7077 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7078 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7079 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7080 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7081 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7082 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7083 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7084 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7085 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7086 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7087 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7088 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7089 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7090 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7091 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7092 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7093 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7094 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7095 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7096 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7097 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7098 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7099 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7100 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7101 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7102 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7103 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7104 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7105 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7106 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7107 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7108 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7109 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7110 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7111 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7112 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7113 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7114 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7115 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7116 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7117 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7118 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7119 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7120 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7121 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7122 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7123 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7124 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7125 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7127 (mips_get_builtin_decl_index): New array.
7128 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7129 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7130 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7131 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7132 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7134 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7136 (mips_expand_builtin_insn): Prepare operands for
7137 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7138 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7139 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7140 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7141 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7142 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7143 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7144 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7145 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7146 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7147 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7148 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7149 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7150 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7151 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7152 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7153 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7154 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7155 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7156 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7157 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7158 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7159 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7160 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7161 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7162 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7163 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7164 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7165 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7166 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7167 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7168 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7169 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7170 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7171 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7172 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7173 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7174 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7175 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7176 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7177 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7178 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7179 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7180 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7181 These are set implicitly and an error is reported if overridden.
7182 (mips_expand_builtin_msa_test_branch): New function.
7183 (mips_expand_msa_shuffle): Likewise.
7184 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7185 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7186 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7187 (mips_expand_vec_unpack): Add support for MSA.
7188 (mips_expand_vector_init): Likewise.
7189 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7190 instead of const0_rtx.
7191 (mips_msa_vec_parallel_const_half): New function.
7192 (mips_gen_const_int_vector): Likewise.
7193 (mips_gen_const_int_vector_shuffle): Likewise.
7194 (mips_expand_msa_cmp): Likewise.
7195 (mips_expand_vec_cond_expr): Likewise.
7196 * config/mips/mips.h
7197 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7198 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7200 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7201 (ISA_HAS_MSA): New macro.
7202 (UNITS_PER_MSA_REG): Likewise.
7203 (BITS_PER_MSA_REG): Likewise.
7204 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7205 (MSA_REG_FIRST): New macro.
7206 (MSA_REG_LAST): Likewise.
7207 (MSA_REG_NUM): Likewise.
7208 (MSA_REG_P): Likewise.
7209 (MSA_REG_RTX_P): Likewise.
7210 (MSA_SUPPORTED_MODE_P): Likewise.
7211 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7212 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7213 * config/mips/mips.md: Include mips-msa.md.
7214 (alu_type): Add simd_add.
7215 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7216 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7217 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7218 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7219 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7220 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7221 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7222 simd_move, simd_load, simd_store. Choose "multi" for moves
7224 (qword_mode): New attribute.
7225 (insn_count): Add instruction count for quad moves.
7226 Increase the count for MIPS SIMD division.
7227 (UNITMODE): Add UNITMODEs for vector types.
7228 (addsub): New code iterator.
7229 * config/mips/mips.opt (mmsa): New option.
7230 * config/mips/msa.h: New file.
7231 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7233 * config/mips/mti-linux.h: Likewise.
7234 * config/mips/predicates.md
7235 (const_msa_branch_operand): New constraint.
7236 (const_uimm3_operand): Likewise.
7237 (const_uimm4_operand): Likewise.
7238 (const_uimm5_operand): Likewise.
7239 (const_uimm8_operand): Likewise.
7240 (const_imm5_operand): Likewise.
7241 (aq10b_operand): Likewise.
7242 (aq10h_operand): Likewise.
7243 (aq10w_operand): Likewise.
7244 (aq10d_operand): Likewise.
7245 (const_m1_operand): Likewise.
7246 (reg_or_m1_operand): Likewise.
7247 (const_exp_2_operand): Likewise.
7248 (const_exp_4_operand): Likewise.
7249 (const_exp_8_operand): Likewise.
7250 (const_exp_16_operand): Likewise.
7251 (const_vector_same_val_operand): Likewise.
7252 (const_vector_same_simm5_operand): Likewise.
7253 (const_vector_same_uimm5_operand): Likewise.
7254 (const_vector_same_uimm6_operand): Likewise.
7255 (const_vector_same_uimm8_operand): Likewise.
7256 (par_const_vector_shf_set_operand): Likewise.
7257 (reg_or_vector_same_val_operand): Likewise.
7258 (reg_or_vector_same_simm5_operand): Likewise.
7259 (reg_or_vector_same_uimm6_operand): Likewise.
7260 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7262 * doc/invoke.texi (-mmsa): Document new option.
7264 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7266 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7267 * configure: Regenerate.
7268 * config.in: Regenerate.
7269 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7271 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7272 (ENDFILE_VTV_SPEC): Define.
7274 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7276 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7277 registers in all interrupt handlers if necessary.
7278 (rl78_option_override): Add warning.
7279 (MUST_SAVE_MDUC_REGISTERS): New macro.
7280 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7281 * config/rl78/rl78.c (check_mduc_usage): New function.
7282 (mduc_regs): New structure to hold MDUC register data.
7283 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7284 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7285 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7286 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7287 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7288 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7290 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7292 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7293 (tree-ssa-loop-niter.h): Ditto.
7294 (idx_within_array_bound, ref_within_array_bound): New functions.
7295 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7296 Factor out check on writable base object to ...
7297 (base_object_writable): ... here.
7299 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7301 * config/arm/arm.md (probe_stack): Add modes to set source
7304 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7306 * regrename.c (base_reg_class_for_rename): New static function.
7307 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7309 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7311 * cgraph.c (thunk_adjust): Export.
7312 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7313 * cgraphunit.c (thunk_adjust): Export.
7314 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7316 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7318 * tree-inline.c (expand_call_inline): Expand thunks inline.
7320 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7323 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7324 (*sse2_vd_cvtss2sd): Ditto.
7325 * config/i386/i386.md
7326 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7327 Generate *sse2_vd_cvtsd2ss pattern.
7328 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7329 Generate *sse2_vd_cvtss2sd pattern.
7331 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7333 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7334 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7337 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7339 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7340 * config/sh/sh.c: Define and declare variables on first use throughout
7342 (current_function_interrupt): Change to bool type.
7343 (frame_insn): Rename to emit_frame_insn and update users.
7344 (push_regs): Use bool for 'interrupt_handler' argument.
7345 (save_schedule_s): Remove.
7346 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7347 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7348 targetm.asm_out.unaligned_op.di.
7349 (gen_far_branch): Remove redundant forward declaration.
7350 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7351 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7352 (sh_set_return_address, sh_function_ok_for_sibcall,
7353 scavenge_reg): Update comments.
7354 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7355 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7356 (sh_attr_renesas_p): Remove unnecessary parentheses.
7357 (branch_dest): Simplify.
7358 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7359 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7360 (CUMULATIVE_ARGS): Change macro to typedef.
7361 (current_function_interrupt): Change to bool type.
7362 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7363 Surround with __cplusplus ifdef.
7364 (sh_compare_op0, sh_compare_op1): Remove.
7365 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7367 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7369 * config/arm/arm.md: (arch): Add neon.
7370 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7371 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7372 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7373 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7374 attributes for alt renumbering. Mark alt 3 as non-predicable.
7375 (thumb2_movdf_vfp): Likewise.
7377 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7379 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7380 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7381 (*andqi_1): Add preferred_for_speed attribute to disparage
7382 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7383 (*<code>qi_1): Ditto.
7384 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7385 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7386 (*ashlqi3_1): Ditto.
7387 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7388 Add preferred_for_size attribute to disparage alternative 0 and
7389 preferred_for_speed attribute to disparage alternative 1 for
7390 TARGET_PARTIAL_REG_STALL targets.
7392 2016-05-07 Tom de Vries <tom@codesourcery.com>
7394 PR tree-optimization/70956
7395 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7398 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7400 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7401 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7402 * config/sh/sh.md (branch_zero): Remove define_attr.
7403 (define_delay): Disable delay slot if branch distance is one insn.
7405 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7407 * config/i386/i386.md (LEAMODE): New mode attribute.
7408 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7409 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7410 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7411 operand 2 predicate.
7412 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7413 (*lea<mode>_general_3): Ditto.
7414 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7416 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7418 * genmddump.c (main): Convert argv from char ** to const char **.
7420 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7422 * coretypes.h (OVERRIDE): New macro.
7425 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7427 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7428 allow coalescing if the types are compatible.
7430 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7432 * pass_manager.h (pass_manager::register_pass_name): New method.
7433 (pass_manager::get_pass_by_name): New method.
7434 (pass_manager::create_pass_tab): New method.
7435 (pass_manager::m_name_to_pass_map): New field.
7436 * passes.c (name_to_pass_map): Delete global in favor of field
7437 "m_name_to_pass_map" of pass_manager.
7438 (register_pass_name): Rename from a function to...
7439 (pass_manager::register_pass_name): ...this method, updating
7440 for renaming of global "name_to_pass_map" to field
7441 "m_name_to_pass_map".
7442 (create_pass_tab): Rename from a function to...
7443 (pass_manager::create_pass_tab): ...this method, updating
7444 for renaming of global "name_to_pass_map" to field.
7445 (get_pass_by_name): Rename from a function to...
7446 (pass_manager::get_pass_by_name): ...this method.
7447 (enable_disable_pass): Convert use of get_pass_by_name to
7448 a method call, locating the pass_manager singleton.
7450 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7452 * genattr-common.c (main): Convert argv from char ** to const char **.
7453 * genattr.c (main): Likewise.
7454 * genattrtab.c (main): Likewise.
7455 * genautomata.c (initiate_automaton_gen): Likewise.
7457 * gencodes.c (main): Likewise.
7458 * genconditions.c (main): Likewise.
7459 * genconfig.c (main): Likewise.
7460 * genconstants.c (main): Likewise.
7461 * genemit.c (main): Likewise.
7462 * genenums.c (main): Likewise.
7463 * genextract.c (main): Likewise.
7464 * genflags.c (main): Likewise.
7465 * genmddeps.c (main): Likewise.
7466 * genopinit.c (main): Likewise.
7467 * genoutput.c (main): Likewise.
7468 * genpeep.c (main): Likewise.
7469 * genpreds.c (main): Likewise.
7470 * genrecog.c (main): Likewise.
7471 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7472 (init_rtx_reader_args): Likewise.
7473 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7474 (init_rtx_reader_args): Likewise.
7475 * gentarget-def.c (main): Likewise.
7476 * read-md.c (read_md_files): Likewise.
7477 * read-md.h (read_md_files): Likewise.
7479 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7481 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7482 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7483 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7484 Remove unused predicate.
7485 (register_and_not_fp_reg_operand): Ditto.
7487 2016-05-06 Martin Liska <mliska@suse.cz>
7489 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7490 instead of vec as the vector is local to the function.
7492 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7494 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7495 avx512bw alternative.
7497 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7498 before the ashr<mode>3 pattern.
7500 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7501 v instead of x in vex or maybe_vex alternatives, use
7502 maybe_evex instead of vex in prefix.
7504 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7505 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7506 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7507 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7510 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7511 v instead of x in vex or maybe_vex alternatives, use
7512 maybe_evex instead of vex in prefix.
7514 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7515 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7516 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7517 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7518 alternatives, use maybe_evex instead of vex in prefix.
7520 * config/i386/sse.md (vec_interleave_lowv4sf,
7521 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7522 v instead of x in vex or maybe_vex alternatives, use
7523 maybe_evex instead of vex in prefix.
7525 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7526 v instead of x in vex or maybe_vex alternatives, use
7527 maybe_evex instead of vex in prefix.
7529 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7530 v constraint instead of x.
7532 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7534 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7535 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7538 2016-05-06 Richard Biener <rguenther@suse.de>
7540 PR tree-optimization/70948
7541 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7542 Properly clobber all fields of va_list for __builtin_va_start.
7544 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7547 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7548 loop latch destination.
7550 2016-05-06 Martin Liska <mliska@suse.cz>
7552 * tree-ssa-uninit.c: Apply manual changes
7553 to the GNU coding style.
7554 (prune_uninit_phi_opnds): Rename from
7555 prune_uninit_phi_opnds_in_unrealizable_paths.
7557 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7559 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7560 mspace): Remove deprecated options.
7561 * doc/invoke.texi (SH options): Remove -mspace.
7563 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7565 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7567 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7569 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7570 corresponding combine split pattern.
7572 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7575 * config/sh/predicates.md (long_displacement_mem_operand): New.
7576 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7577 Add movi20, movi20s alternatives. Adjust length attribute for
7579 (movsi_ie): Allow for any FPU. Adjust length attribute for
7581 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7582 attribute for alternatives.
7583 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7584 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7585 length attribute for alternatives.
7587 2016-05-06 Richard Biener <rguenther@suse.de>
7589 PR tree-optimization/70960
7590 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7592 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7595 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7596 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7598 2016-05-06 Marek Polacek <polacek@redhat.com>
7601 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7603 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7606 * config/sh/sh.md (*rotcr): Add another variant.
7608 2016-05-06 Richard Biener <rguenther@suse.de>
7611 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7613 2016-05-06 Richard Biener <rguenther@suse.de>
7616 * fold-const.c (split_tree): Always convert to the original type
7619 2016-05-06 Richard Biener <rguenther@suse.de>
7621 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7622 (fwprop_addr): Likewise.
7624 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7627 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7629 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7630 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7631 the splitter condition.
7632 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7633 the splitter condition.
7634 (FP float_extend load splitter): Ditto.
7636 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7638 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7639 to REGNO in all peephole2 patterns.
7640 (post-reload splitters): Change true_regnum to REGNO in
7641 post-reload splitters.
7642 (zero_extend splitters): Use general_reg_operand and
7643 nonimmediate_gr_operand predicates.
7645 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7647 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7648 v constraint instead of x.
7650 2016-05-05 Alan Modra <amodra@gmail.com>
7653 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7654 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7655 TARGET_NO_FP_IN_TOC for -mrelocatable.
7656 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7657 TARGET_RELOCATABLE test.
7658 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7659 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7660 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7661 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7662 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7663 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7664 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7665 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7666 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7667 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7669 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7670 (rs6000_stack_info): Likewise.
7671 (rs6000_elf_asm_out_constructor): Likewise.
7672 (rs6000_elf_asm_out_destructor): Likewise.
7673 (rs6000_elf_declare_function_name): Likewise.
7674 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7675 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7678 2016-05-05 Alan Modra <amodra@gmail.com>
7680 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7682 2016-05-05 Alan Modra <amodra@gmail.com>
7684 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7685 out-of-line gpr restore for one or two regs if that would add
7688 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7691 * config/i386/i386.md
7692 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7693 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7694 as operand 0 predicate.
7695 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7697 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7698 Ditto. Emit the pattern using RTX.
7700 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7701 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7702 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7703 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7705 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7706 sse_reg_operand as operand 0 predicate.
7708 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7709 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7710 instead of gen_rtx_REG.
7711 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7714 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7716 * function.c (emit_use_return_register_into_block): Delete.
7717 (gen_return_pattern): Delete.
7718 (emit_return_into_block): Delete.
7719 (active_insn_between): Delete.
7720 (convert_jumps_to_returns): Delete.
7721 (emit_return_for_exit): Delete.
7722 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7723 simple_return for shrink-wrapped blocks.
7724 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7725 end of blocks that need one.
7726 (get_unconverted_simple_return): Delete.
7727 (convert_to_simple_return): Delete.
7728 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7729 (convert_to_simple_return): Ditto.
7731 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7733 * cfgcleanup.c (bb_is_just_return): New function.
7734 (try_optimize_cfg): Simplify jumps to return, branches to return,
7735 and branches around return.
7737 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7739 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7742 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7746 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7747 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7748 assert flags & OEP_HASH_CHECK, instead of asserting it
7749 never happens. Handle TARGET_EXPR.
7750 * fold-const.c (operand_equal_p): For hash verification,
7751 or in OEP_HASH_CHECK into flags.
7753 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7755 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7757 (compute_samebase_partition_bases): Fix typo.
7759 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7761 * config/i386/sse.md (vec_interleave_highv8sf,
7762 vec_interleave_lowv8sf, vec_interleave_highv4df,
7763 vec_interleave_lowv4df): Remove constraints from expanders.
7765 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7767 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7769 * tree-inline.c (expand_call_inline): Fix path dealing with
7770 making lhs of call statement undefined.
7772 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7774 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7775 Check availability on NODE, too.
7776 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7777 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7778 (varpool_node::call_for_symbol_and_aliase): Likewise.
7779 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7780 (propagate_pure_const): Propagate across interposable functions, too.
7781 (skip_function_for_local_pure_const): Do not skip interposable bodies
7783 (pass_local_pure_const::execute): Update.
7785 2016-05-04 Marek Polacek <polacek@redhat.com>
7787 * doc/invoke.texi: Document -Wdangling-else.
7789 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7791 * config.gcc: Error out when conflicting multilib is detected. Do not
7792 loop over multilibs since no combination is legal.
7794 2016-05-04 Alan Modra <amodra@gmail.com>
7796 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7797 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7798 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7801 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7803 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7804 Clean up p5600 comments.
7806 2016-05-04 Richard Biener <rguenther@suse.de>
7808 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7809 constructor simplifications.
7810 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7812 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7814 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7815 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7816 result.set_rtx is null instead of aborting.
7817 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7819 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7820 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7821 *mov<mode>_store_postinc): New patterns.
7823 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7825 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7826 as commutative. Check both conversions are NOP.
7827 ((A & B) OP (C & B)): Remove.
7829 2016-05-04 Alan Modra <amodra@gmail.com>
7831 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7833 2016-05-04 Alan Modra <amodra@gmail.com>
7836 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7837 when cr2,3,4 are all fixed regs.
7839 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7841 PR rtl-optimization/57193
7842 * opts.c (default_options_table): Revert OPT_frename_registers change.
7843 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7845 2016-05-03 Martin Sebor <msebor@redhat.com>
7848 * builtins.c (fold_builtin_FILE): New function.
7849 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7850 (fold_builtin_0): Call them.
7851 * gimplify.c (gimplify_call_expr): Remove the handling of
7852 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7855 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7856 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7860 * doc/extend.texi (Function Names as Strings): Update __func__,
7861 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7864 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7865 Richard Biener <rguenther@suse.de>
7867 PR tree-optimization/70916
7868 * tree-if-conv.c: Include cfganal.h.
7869 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7870 and remove_fake_exit_edges around the optimization pass.
7872 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7874 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7875 (cgraph_edge::make_direct): Likewise.
7876 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7877 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7878 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7879 (CIF_THUNK): New code.
7880 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7881 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7882 (compute_inline_parameters): Set inline_failed for thunks.
7883 (inline_analyze_function): Cleanup.
7884 * ipa-inline.c (can_inline_edge_p): Do not deal with
7885 call_stmt_cannot_inline_p.
7886 (can_early_inline_edge_p): Likewise.
7887 (early_inliner): Initialize inline_failed.
7888 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7890 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7892 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7893 from nonimm_ssenomem_operand.
7894 (nonimm_ssenomem_operand): New predicate.
7895 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7896 as operand 0 predicate.
7897 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7898 Disable unsupported alternatives using "enabled" attribute.
7899 Use register_ssemem_operand as operand 0 predicate.
7900 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7902 2016-05-03 Marek Polacek <polacek@redhat.com>
7905 * input.c (expansion_point_location): New function.
7906 * input.h (expansion_point_location): Declare.
7908 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7910 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7911 occurence with frame_offset_ ones.
7913 2016-05-03 Alan Modra <amodra@gmail.com>
7915 PR rtl-optimization/70890
7916 * ira.c (combine_and_move_insns): When moving def_insn, remove
7919 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7921 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7922 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7923 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7924 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7926 2016-05-03 Alan Modra <amodra@gmail.com>
7928 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7929 for SAVE_MULTIPLE/STORE_MULTIPLE.
7931 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7933 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7934 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7936 2016-05-03 Richard Biener <rguenther@suse.de>
7938 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7940 (gimplify_arg): Likewise.
7941 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7942 re-writing the result to a decl if required.
7943 (internal_get_tmp_var): Add allow_ssa parameter
7944 and override into_ssa with it.
7945 (get_formal_tmp_var): Adjust.
7946 (get_initialized_tmp_var): Add allow_ssa parameter.
7947 (gimplify_arg): Add allow_ssa parameter and avoid generating
7948 SSA names for the result false.
7949 (gimplify_call_expr): If the call may return twice do not
7950 gimplify parameters into SSA.
7951 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7952 (gimplify_modify_expr): Adjust assert. For noreturn calls
7953 with a SSA name LHS adjust its def.
7954 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7955 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7956 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7957 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7958 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7959 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7960 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7961 (optimize_target_teams): Do not allow SSA names for clause operands.
7962 (gimplify_expr): Likewise for where we mark the result addressable.
7963 * passes.def (pass_init_datastructures): Remove.
7964 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7965 (rewrite_stmt): Likewise.
7966 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7967 (replace_locals_op): Replace SSA names.
7968 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7969 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7970 * cgraph.c (release_function_body): Free CFG annotations only
7971 when we have a CFG. Simplify.
7972 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7973 force_gimple_operand instead of get_initialized_tmp_var.
7974 * tree-pass.h (make_pass_init_datastructures): Remove.
7975 * tree-ssa.c (execute_init_datastructures): Remove.
7976 (pass_data_init_datastructures): Likewise.
7977 (class pass_init_datastructures): Likewise.
7978 (make_pass_init_datastructures): Likewise.
7979 * omp-low.c (create_omp_child_function): Init SSA data structures.
7980 (grid_expand_target_grid_body): Likewise.
7981 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7982 name before adding it to names_to_release.
7983 (remove_bb): Always release SSA defs.
7984 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7985 before dereferencing it.
7986 * cgraphunit.c (init_lowered_empty_function): Always
7987 int SSA data structures.
7988 * tree-ssanames.c (release_defs): Remove assert that we are in
7990 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7992 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7993 Uros Bizjak <ubizjak@gmail.com>
7995 PR rtl-optimization/70467
7996 * config/i386/predicates.md (x86_64_hilo_int_operand,
7997 x86_64_hilo_general_operand): New predicates.
7998 * config/i386/constraints.md (Wd): New constraint.
7999 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8000 (general_hilo_operand): New mode attr.
8001 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8002 instead of <general_operand>.
8003 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8004 x86_64_hilo_general_operand instead of <general_operand>.
8006 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8008 PR tree-optimization/70916
8009 * tree-if-conv.c (constant_or_ssa_name): Removed.
8010 (fold_build_cond_expr): Use is_gimple_val instead of
8011 constant_or_ssa_name.
8013 PR tree-optimization/70916
8014 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8015 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8018 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8019 (optimize_atomic_bit_test_and): New function.
8020 (pass_fold_builtins::execute): Use it.
8021 * optabs.def (atomic_bit_test_and_set_optab,
8022 atomic_bit_test_and_complement_optab,
8023 atomic_bit_test_and_reset_optab): New optabs.
8024 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8025 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8026 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8027 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8028 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8029 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8030 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8031 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8032 atomic_bit_test_and_complement@var{mode},
8033 atomic_bit_test_and_reset@var{mode}): Document.
8034 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8035 atomic_bit_test_and_complement<mode>,
8036 atomic_bit_test_and_reset<mode>): New expanders.
8037 (atomic_bit_test_and_set<mode>_1,
8038 atomic_bit_test_and_complement<mode>_1,
8039 atomic_bit_test_and_reset<mode>_1): New insns.
8041 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8043 PR rtl-optimization/70687
8044 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8045 instead of unsigned HOST_WIDE_INT.
8047 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8049 PR rtl-optimization/44281
8050 * hard-reg-set.h (struct target_hard_regs): New field
8051 x_fixed_nonglobal_reg_set.
8052 (fixed_nonglobal_reg_set): New macro.
8053 * reginfo.c (init_reg_sets_1): Initialize it.
8054 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8056 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8058 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8060 PR tree-optimization/56541
8061 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8062 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8063 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8064 (any_complicated_phi): new static variable.
8065 (aggressive_if_conv): delete.
8066 (if_convertible_phi_p): support phis with more than two arguments.
8067 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8068 critical pred edges.
8069 (ifcvt_split_critical_edges): support phis with more than two
8070 arguments by checking new parameter. only split critical edges
8072 (tree_if_conversion): handle simd pragma marked loop using new
8073 local variable aggressive_if_conv. check any_complicated_phi.
8075 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8077 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8080 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8082 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8085 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8087 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8088 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8089 define_insn_and_split.
8090 (mulsi3_i): New define_insn_and_split.
8091 (mulsi3_call): Convert to define_insn.
8092 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8095 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8097 * machmode.h (mode_complex): Add support to give the complex mode
8099 (GET_MODE_COMPLEX_MODE): Likewise.
8100 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8101 stored by build_complex_type and gfc_build_complex_type instead of
8102 trying to figure out the appropriate mode based on the size. Raise
8103 an assertion error, if the type was not set.
8104 * genmodes.c (struct mode_data): Add field for the complex type of
8106 (blank_mode): Likewise.
8107 (make_complex_modes): Remember the complex mode created in the
8109 (emit_mode_complex): Write out the mode_complex array to map a
8110 type mode to the complex version.
8111 (emit_insn_modes_c): Likewise.
8112 * tree.c (build_complex_type): Set the complex type to use before
8113 calling layout_type.
8114 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8115 support for __float128 complex datatypes.
8116 (rs6000_hard_regno_mode_ok): Likewise.
8117 (rs6000_setup_reg_addr_masks): Likewise.
8118 (rs6000_complex_function_value): Likewise.
8119 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8120 __float128 and __ibm128 complex.
8121 (FLOAT128_IBM_P): Likewise.
8122 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8123 * doc/extend.texi (Additional Floating Types): Document that
8124 -mfloat128 must be used to enable __float128. Document complex
8125 __float128 and __ibm128 support.
8127 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8130 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8131 char/short arguments promoted to int because of promote_prototypes.
8133 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8135 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8136 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8137 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8138 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8139 alternatives using "enabled" attribute. Use register_ssemem_operand
8140 as operand 1 predicate.
8141 (*cmpi<unord>xf_i387): Split XFmode pattern from
8142 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8143 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8144 *absneg<mode>2_i387. Disable unsupported alternatives using
8145 "enabled" attribute.
8146 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8148 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8150 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8152 (oacc_loop_process): Check mask for loop termination.
8154 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8156 * cif-code.def (CIF_THUNK): Add.
8157 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8160 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8162 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8163 (dump_inline_summary): Dump it.
8164 (fp_expression_p): New predicate.
8165 (estimate_function_body_sizes): Use it.
8166 (inline_merge_summary): Merge fp_expressions.
8167 (inline_read_section): Read fp_expressions.
8168 (inline_write_summary): Write fp_expressions.
8169 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8170 codegen boundary if either caller or callee is !fp_expressions.
8171 * ipa-inline.h (inline_summary): Add fp_expressions.
8172 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8173 to fp_expressions be sure the fp generation flags are updated.
8175 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8177 PR rtl-optimization/70467
8178 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8180 PR rtl-optimization/70467
8181 * ipa-pure-const.c (check_call): Handle internal calls even in
8182 ipa mode like in local mode.
8184 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8186 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8188 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8190 * match.pd (X u< X, X u> X): New transformations.
8192 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8194 * flag-types.h (enum warn_strict_overflow_code): Move ...
8195 * coretypes.h: ... here.
8196 * fold-const.h (fold_overflow_warning): Declare.
8197 * fold-const.c (fold_overflow_warning): Make non-static.
8198 (fold_comparison): Move the transformation of X +- C1 CMP C2
8199 into X CMP C2 -+ C1 ...
8200 * match.pd: ... here.
8201 * gimple-fold.c (fold_stmt_1): Protect with
8202 fold_defer_overflow_warnings.
8204 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8206 * omp-low.c (struct oacc_loop): Add 'inner' field.
8207 (new_oacc_loop_raw): Initialize it to zero.
8208 (oacc_loop_fixed_partitions): Initialize it.
8209 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8210 available partitioning.
8212 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8214 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8216 (umulsidi3): Likewise.
8217 (indirect_jump): Fix jump instruction assembly patterns.
8219 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8222 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8223 (nvptx_function_value): Assert non-NULL cfun.
8225 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8227 PR rtl-optimization/70886
8228 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8230 * cselib.h (rtx_equal_for_cselib_1): Declare.
8231 (rtx_equal_for_cselib_p: New inline function.
8232 * cselib.c (rtx_equal_for_cselib_p): Delete.
8233 (rtx_equal_for_cselib_1): Make public.
8235 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8238 (register_mixssei387nonimm_operand): Remove predicate.
8239 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8240 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8241 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8242 for TARGET_MIX_SSE_I387 alternatives.
8243 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8244 Disable unsupported alternatives using "enabled" attribute. Use
8245 nonimm_ssenomem_operand as operand 1 predicate. Also check
8246 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8248 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8250 * tree.c (cst_and_fits_in_hwi): Simplify.
8252 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8254 * tree.h (wi::to_wide): New function.
8255 * expr.c (expand_expr_real_1): Use wi::to_wide.
8256 * fold-const.c (int_const_binop_1): Likewise.
8257 (extract_muldiv_1): Likewise.
8259 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8261 * wide-int.h: Update offset_int and widest_int documentation.
8262 (WI_SIGNED_SHIFT_RESULT): New macro.
8263 (wi::binary_shift): Define signed_shift_result_type for
8264 shifts on offset_int- and widest_int-like types.
8265 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8266 * tree.h (int_bit_position): Use shift operators instead of wi::
8268 * alias.c (adjust_offset_for_component_ref): Likewise.
8269 * expr.c (get_inner_reference): Likewise.
8270 * fold-const.c (fold_comparison): Likewise.
8271 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8272 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8273 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8274 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8275 (stmt_kills_ref_p): Likewise.
8276 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8277 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8278 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8279 (ao_ref_init_from_vn_reference): Likewise.
8281 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8283 * wide-int.h: Update offset_int and widest_int documentation.
8284 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8285 (wi::binary_traits): Allow ordered comparisons between offset_int and
8286 offset_int, between widest_int and widest_int, and between either
8287 of these types and basic C types.
8288 (operator <, <=, >, >=): Define for the same combinations.
8289 * tree.h (tree_int_cst_lt): Use comparison operators instead
8290 of wi:: comparisons.
8291 (tree_int_cst_le): Likewise.
8292 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8293 (fold_nonarray_ctor_reference): Likewise.
8294 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8295 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8296 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8297 * tree-sra.c (completely_scalarize): Likewise.
8298 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8299 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8300 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8301 (check_for_binary_op_overflow): Likewise.
8302 (search_for_addr_array): Likewise.
8303 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8305 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8307 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8308 (arc_save_restore): Likewise.
8309 (arc_dwarf_register_span): Likewise.
8310 (arc_output_pic_addr_const): Initialize suffix variable.
8312 2016-05-02 Martin Liska <mliska@suse.cz>
8314 * symbol-summary.h (function_summary::function_summary):
8315 Remove checking assert for all cgraph nodes.
8316 (function_summary::get): Check summary_uid.
8317 (symtab_insertion): Check summary_uid.
8319 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8321 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8322 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8324 (arc_dwarf_register_span): Remove enum keyword.
8325 (compact_memory_operand_p): New function.
8326 * config/arc/arc.h (reg_class): Add code density register classes.
8327 (REG_CLASS_NAMES): Likewise.
8328 (REG_CLASS_CONTENTS): Likewise.
8329 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8330 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8331 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8332 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8333 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8335 (h, Rcd, Rsd, Rzd): New register constraints.
8336 (T): Use compact_memory_operand_p function.
8337 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8339 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8341 * config/sh/sh.md (*negnegt, *movtt): Remove.
8343 2016-05-02 Marek Polacek <polacek@redhat.com>
8344 Tom de Vries <tom@codesourcery.com>
8346 PR tree-optimization/70700
8347 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8348 bigger than FIRST_REF_NODE.
8350 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8353 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8355 (prepare_cbranch_operands): Don't use scratch register. Assume that
8356 function is used when pseudos can be created.
8357 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8358 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8359 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8360 define_expand. Allow it only when pseudos can be created.
8361 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8363 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8365 * config/i386/constraints.md (BC): Only allow -1 operands.
8366 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8367 Add "enabled" attribute. Update XI mode attribute calculation.
8368 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8369 (*movoi_internal_avx): Update XI mode attribute calculation.
8370 (*movti_internal): Ditto.
8372 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8374 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8375 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8377 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8379 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8380 statement on instruction code. Remove trailing spaces.
8381 (altivec_expand_stv_builtin): Likewise.
8383 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8385 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8386 (TARGET_FPU_DOUBLE): Simplify.
8387 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8388 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8389 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8390 with 'TARGET_FPU_DOUBLE'.
8391 * config/sh/sh.md: Likewise.
8393 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8395 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8396 SH_DIV_STR_FOR_SIZE): Remove.
8397 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8398 SH_DIV_STR_FOR_SIZE): Remove.
8400 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8402 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8403 logical_reg_operand): Delete.
8404 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8405 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8406 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8407 match_operand and match_test.
8408 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8409 variables on their first use. Return bool values.
8410 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8411 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8412 arith_reg_operand for input operand. Remove empty constraints.
8414 (*xorsi3_compact): Rename to xorsi3.
8415 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8416 (*zero_extend<mode>si2_disp_mem): Update comment.
8419 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8421 * config/sh/t-sh: Remove SH5 support.
8422 * config.gcc: Likewise.
8423 * configure: Likewise.
8425 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8427 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8429 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8431 * config/sh/sh.c (register_sh_passes, sh_option_override,
8432 sh_print_operand, prepare_move_operands,
8433 sh_can_follow_jump): Remove TARGET_SH1 checks.
8434 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8435 PROMOTE_MODE): Likewise.
8436 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8439 2016-04-30 Alan Modra <amodra@gmail.com>
8441 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8442 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8443 Check for user regs later to avoid unnecessary looping over regs.
8444 Merge user reg check with non-saved reg check. Don't force
8445 inline VR restore when static chain used.
8446 (rs6000_frame_related): Omit eh_frame info for user regs when
8448 (fixed_regs_p): Delete.
8450 2016-04-30 Alan Modra <amodra@gmail.com>
8452 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8453 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8456 2016-04-30 Alan Modra <amodra@gmail.com>
8459 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8460 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8463 2016-04-30 Alan Modra <amodra@gmail.com>
8465 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8466 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8467 flag_pic test for Darwin.
8469 2016-04-30 Alan Modra <amodra@gmail.com>
8471 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8472 throw_calls_crossed.
8473 (REG_FREQ_CALLS_CROSSED): Delete.
8474 (REG_N_THROWING_CALLS_CROSSED): Delete.
8475 * regstat.c (regstat_bb_compute_ri): Don't calculate
8476 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8477 (dump_reg_info): Don't print call cross frequency.
8478 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8479 and REG_N_THROWING_CALLS_CROSSED.
8481 2016-04-30 Alan Modra <amodra@gmail.com>
8483 * regs.h (struct reg_info_t): Delete live_length.
8484 (REG_LIVE_LENGTH): Delete macro.
8485 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8486 local_live, local_processed and local_live_last_luid params.
8487 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8489 (regstat_compute_ri): Adjust for above. Don't set
8491 (dump_reg_info): Don't print live length.
8492 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8493 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8494 Localize loop_depth var.
8496 2016-04-30 Alan Modra <amodra@gmail.com>
8498 * ira.c (enum valid_equiv): New.
8499 (validate_equiv_mem): Return enum.
8500 (update_equiv_mem): Create replacement in more cases.
8501 (add_store_equivs): Update validate_equiv_mem call.
8503 2016-04-30 Alan Modra <amodra@gmail.com>
8505 * ira.c (combine_and_move_insns): Rather than scanning insns,
8506 use DF infrastucture to find use and def insns.
8508 2016-04-30 Alan Modra <amodra@gmail.com>
8510 ira.c (combine_and_move_insns): Move invariant conditions..
8511 (ira.c): ..to here. Call combine_and_move_insns before
8512 add_store_equivs. Call grow_reg_equivs later. Allocate
8513 req_equiv later using max_reg_num() rather than global max_regno.
8514 (contains_replace_regs): Delete.
8515 (add_store_equivs): Remove contains_replace_regs test.
8517 2016-04-30 Alan Modra <amodra@gmail.com>
8519 * ira.c (struct equiv_mem_data): New.
8520 (equiv_mem, equiv_mem_modified): Delete static vars.
8521 (validate_equiv_mem_from_store): Use "data" param to communicate..
8522 (validate_equiv_mem): ..from here.
8524 2016-04-30 Alan Modra <amodra@gmail.com>
8526 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8528 (update_reg_equivs): ..here. Move allocation and freeing of
8529 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8530 end_alias_analysis to..
8533 2016-04-30 Alan Modra <amodra@gmail.com>
8535 * ira.c (pdx_subregs): Delete.
8536 (struct equivalence): Add pdx_subregs field.
8537 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8539 (update_equiv_regs): Don't create or free pdx_subregs. Update
8542 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8544 * config/rs6000/altivec.h: Change definitions of vec_xl and
8546 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8547 (LD_ELEMREV_V2DI): New.
8548 (LD_ELEMREV_V4SF): New.
8549 (LD_ELEMREV_V4SI): New.
8550 (LD_ELEMREV_V8HI): New.
8551 (LD_ELEMREV_V16QI): New.
8552 (ST_ELEMREV_V2DF): New.
8553 (ST_ELEMREV_V2DI): New.
8554 (ST_ELEMREV_V4SF): New.
8555 (ST_ELEMREV_V4SI): New.
8556 (ST_ELEMREV_V8HI): New.
8557 (ST_ELEMREV_V16QI): New.
8560 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8561 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8562 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8563 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8564 (altivec_expand_builtin): Add handling for
8565 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8566 (rs6000_invalid_builtin): Add error-checking for
8567 RS6000_BTM_P9_VECTOR.
8568 (altivec_init_builtins): Define builtins used to implement vec_xl
8570 (rs6000_builtin_mask_names): Define power9-vector.
8571 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8572 (RS6000_BTM_P9_VECTOR): Define.
8573 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8574 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8575 (vsx_ld_elemrev_v2df): Likewise.
8576 (vsx_ld_elemrev_v4sf): Likewise.
8577 (vsx_ld_elemrev_v4si): Likewise.
8578 (vsx_ld_elemrev_v8hi): Likewise.
8579 (vsx_ld_elemrev_v16qi): Likewise.
8580 (vsx_st_elemrev_v2df): Likewise.
8581 (vsx_st_elemrev_v2di): Likewise.
8582 (vsx_st_elemrev_v4sf): Likewise.
8583 (vsx_st_elemrev_v4si): Likewise.
8584 (vsx_st_elemrev_v8hi): Likewise.
8585 (vsx_st_elemrev_v16qi): Likewise.
8586 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8589 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8591 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8593 (simplify_control_stmt_condition_1): ... here. Recurse into
8594 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8596 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8599 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8600 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8601 define_insn_and_split to define_insn.
8602 (zero_extendqi<mode>2_dot2): Same.
8603 (extendqi<mode>2_dot): Same.
8604 (extendqi<mode>2_dot2): Same.
8606 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8608 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8609 (probe_stack): New expander.
8610 (probe_stack_<mode>): New insn pattern.
8612 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8614 * config/i386/i386.md
8615 (operations with memory inputs setting flags peephole2):
8616 Remove uneeded REG_P checks. Cleanup pattern generation.
8618 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8620 * tree-vect-loop.c (vect_transform_loop): Fix
8621 nb_iterations_upper_bound computation for vectorized loop.
8623 2016-04-29 Marek Polacek <polacek@redhat.com>
8624 Jakub Jelinek <jakub@redhat.com>
8627 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8628 TARGET_EXPR_SLOT as a base.
8630 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8632 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8633 with 'rCm2' constraints to limit possible immediate size.
8634 (*load_zeroextendqisi_update): Likewise.
8635 (*load_signextendqisi_update): Likewise.
8636 (*loadhi_update): Likewise.
8637 (*load_zeroextendhisi_update): Likewise.
8638 (*load_signextendhisi_update): Likewise.
8639 (*loadsi_update): Likewise.
8640 (*loadsf_update): Likewise.
8642 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8644 * config/i386/predicates.md (constm1_operand): Fix comparison.
8646 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8648 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8650 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8652 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8653 remaining SH5 related settings.
8654 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8655 shmedia_prepare_call_address): Delete.
8656 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8657 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8658 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8659 UNSUPPORTED_SH2A): Remove m5 checks.
8660 (sh_divide_strategy_e): Remove SH5 division strategies.
8661 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8662 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8664 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8666 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8668 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8670 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8671 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8673 * config/s390/vector.md ("mov<mode>"): Likewise.
8675 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8677 * config/s390/constraints.md ("U", "W"): Invoke
8678 s390_mem_constraint with "ZR" and "ZT".
8679 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8680 addresses when using LRA. Accept also short displacements for S
8681 and T constraints. Do not check for long displacement target for
8682 S and T constraints.
8683 (s390_mem_constraint): Remove handling of U and W constraints.
8684 * config/s390/s390.md (various patterns): Remove the short
8685 displacement constraints (Q and R) if a long displacement
8686 constraint is present. Add longdisp as required CPU capability.
8687 * config/s390/vector.md: Likewise.
8688 * config/s390/vx-builtins.md: Likewise.
8690 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8693 * reload1.c (reload): Call finish_spills before
8694 restarting reload loop. Skip select_reload_regs
8695 if update_eliminables_and_spill returns true.
8697 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8699 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8700 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8701 (umulhisi3_imm): Update predicates and constraint letters.
8702 (umulhisi3_reg): Declare instruction as commutative.
8703 * config/arc/constraints.md (J12, J16): New constraints.
8704 * config/arc/predicates.md (short_unsigned_const_operand): New
8706 (arc_short_operand): Likewise.
8707 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8709 2016-04-29 Richard Biener <rguenther@suse.de>
8711 PR tree-optimization/13962
8712 PR tree-optimization/65686
8713 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8714 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8715 using PTA to compare pointers.
8716 * match.pd: Add pattern for pointer equality compare simplification
8717 using ptrs_compare_unequal.
8719 2016-04-29 Richard Biener <rguenther@suse.de>
8721 * stor-layout.c (layout_type): Do not build a pointer-to-element
8724 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8726 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8727 Use SWI mode iterator. Use general_reg_operand predicate.
8728 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8729 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8732 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8735 * fold-const.c (operand_equal_p): Don't verify hash value equality
8737 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8740 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8743 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8744 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8745 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8746 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8747 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8749 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8751 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8752 to info. Don't initialize separate fields to 0. Clean up
8755 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8757 * config/i386/i386.md (peephole2s for operations with memory inputs):
8758 Use SWI mode iterator.
8759 (peephole2s for operations with memory outputs): Ditto.
8760 Do not check for stack checking probe.
8762 (probe_stack): Remove expander.
8764 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8765 Andrew Burgess <andrew.burgess@embecosm.com>
8767 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8768 operands as 32-bits.
8770 2016-04-28 Jason Merrill <jason@redhat.com>
8772 * gdbinit.in: Skip line-map.h.
8774 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8775 Andrew Burgess <andrew.burgess@embecosm.com>
8777 * config/arc/arc.c (arc_conditional_register_usage): Take
8778 TARGET_RRQ_CLASS into account.
8779 (arc_print_operand): Support printing 'p' and 's' operands.
8780 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8782 (TARGET_RRQ_CLASS): Define.
8783 (IS_POWEROF2_OR_0_P): Define.
8784 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8786 (*tst_movb): New define_insn.
8787 (*tst): Avoid recognition if it could prevent '*tst_movb'
8788 combination; replace c/CnL with c/Chs alternative.
8789 (*tst_bitfield_tst): New define_insn.
8790 (*tst_bitfield_asr): New define_insn.
8791 (*tst_bitfield): New define_insn.
8792 (andsi3_i): Add Rrq variant.
8793 (extzv): New define_expand.
8794 (insv): New define_expand.
8795 (*insv_i): New define_insn.
8796 (*movb): New define_insn.
8797 (*movb_signed): New define_insn.
8798 (*movb_high): New define_insn.
8799 (*movb_high_signed): New define_insn.
8800 (*movb_high_signed + 1): New define_split pattern.
8801 (*mrgb): New define_insn.
8802 (*mrgb + 1): New define_peephole2 pattern.
8803 (*mrgb + 2): New define_peephole2 pattern.
8804 * config/arc/arc.opt (mbitops): New option for nps400, uses
8805 TARGET_NPS_BITOPS_DEFAULT.
8806 * config/arc/constraints.md (q): Make register class conditional.
8807 (Rrq): New register constraint.
8808 (Chs): New constraint.
8809 (Clo): New constraint.
8810 (Chi): New constraint.
8811 (Cbf): New constraint.
8812 (Cbn): New constraint.
8813 (C18): New constraint.
8814 (Cbi): New constraint.
8816 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8818 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8820 (bitmap_intersection_of_preds): Ditto.
8821 (bitmap_union_of_succs): Ditto.
8822 (bitmap_union_of_preds): Ditto.
8823 * sbitmap.c (do_popcount): Delete.
8824 (BITMAP_DEBUGGING): Delete.
8825 (sbitmap_verify_popcount): Delete.
8826 (sbitmap_alloc): Don't initialize the popcount field.
8827 (sbitmap_alloc_with_popcount): Delete.
8828 (sbitmap_resize): Don't resize the popcount array.
8829 (sbitmap_vector_alloc): Don't initialize the popcount field.
8830 (bitmap_copy): Don't copy the popcount array.
8831 (bitmap_clear): Don't clear the popcount array.
8832 (bitmap_clear): Delete the popcount array handling.
8833 (bitmap_ior_and_compl): Delete the popcount assert.
8834 (bitmap_not): Ditto.
8835 (bitmap_and_compl): Ditto.
8836 (bitmap_and): Delete the popcount array handling.
8837 (bitmap_xor): Ditto.
8838 (bitmap_ior): Ditto.
8839 (bitmap_or_and): Delete the popcount assert.
8840 (bitmap_and_or): Ditto.
8841 (popcount_table): Delete.
8842 (sbitmap_elt_popcount): Delete.
8843 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8844 (bitmap_set_bit): Delete the popcount assert.
8845 (bitmap_clear_bit): Ditto.
8846 (sbitmap_free): Don't free the popcount array.
8847 (sbitmap_alloc_with_popcount): Delete declaration.
8848 (sbitmap_popcount): Ditto.
8850 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8851 Andrew Burgess <andrew.burgess@embecosm.com>
8853 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8854 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8855 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8856 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8857 * config/arc/arc.opt (mcmem): New option.
8858 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8859 supply length for r/m alternative.
8860 (*extendqisi2_ac): Likewise.
8861 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8863 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8864 (movhi_insn): Likewise.
8865 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8866 (*zero_extendqihi2_i): Add r/Ucm alternative.
8867 (*zero_extendqisi2_ac): Likewise.
8868 (*zero_extendhisi2_i): Likewise.
8869 * config/arc/constraints.md (Uex): New memory constraint.
8870 (Ucm): New define_constraint.
8871 * config/arc/predicates.md (long_immediate_loadstore_operand):
8872 Return 0 for MEM with cmem_address address.
8873 (cmem_address_0): New predicates.
8874 (cmem_address_1): Likewise.
8875 (cmem_address_2): Likewise.
8876 (cmem_address): Likewise.
8878 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8880 * config/rs6000/rs6000.c (machine_function): Rename
8881 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8882 (rs6000_stack_info): Adjust.
8884 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8885 Andrew Burgess <andrew.burgess@embecosm.com>
8887 * config/arc/constraints.md (Usd): Convert to define_constraint.
8891 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8894 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8895 Add new peephole2 where the first insn is *mov<mode>_or instead of
8896 *mov<mode>_internal.
8898 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8900 * tracer.c (bb_seen): Make static.
8902 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8904 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8905 support, setup defaults.
8906 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8907 * config/arc/arc.c (arc_init): Add NPS400 support.
8908 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8909 (TARGET_ARC700): NPS400 is also an ARC700.
8910 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8912 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8915 * config/nds32/nds32.md (casesi): Don't access the operands array
8918 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8920 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8921 (or $-1,reg peephole2): Ditto.
8922 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8924 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8926 * doc/extend.texi (Common Function Attributes) [optimize]:
8927 Discourage use of the optimize attribute.
8929 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8931 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8932 special case builtin.
8933 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8934 ALTIVEC_BUILTIN_VEC_ADDE.
8935 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8936 support for ALTIVEC_BUILTIN_VEC_ADDE.
8937 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8938 for __builtin_vec_adde.
8940 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8942 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8943 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8945 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8948 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8949 attributes): Document cilkplus_runtime.
8951 2016-04-28 Martin Jambor <mjambor@suse.cz>
8953 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8954 this function. Call verify_expr on MEM_REFs and bases of other
8957 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8959 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8960 for WORD_REGISTER_OPERATIONS to runtime check.
8962 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8964 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8966 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8968 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8969 big-endian compilation.
8970 * config/arc/arc.md (addf3): Likewise.
8974 2016-04-28 Richard Biener <rguenther@suse.de>
8976 PR tree-optimization/70840
8977 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8978 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8979 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8980 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8982 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8984 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8985 and explain why in a comment.
8987 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8989 * config/arc/arc.md (cpu_facility): Add fpx variant.
8990 (subdf3): Prohibit use reverse sub when assist operations option
8992 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8993 instructions only when FPX is enabled.
8994 * testsuite/gcc.target/arc/trsub.c: New test.
8996 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8998 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8999 mult_operator when calculating "type" attribute.
9000 (*fop_<mode>_1_i387): Ditto.
9001 (*fop_xf_1_i387): Ditto.
9002 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9003 Use std::swap to swap operands. Use RTL expressions to generate
9006 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9007 Joern Rennecke <joern.rennecke@embecosm.com>
9009 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9011 (emit_pic_move): Remove.
9012 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9013 * config/arc/arc.c (emit_pic_move): Removed.
9014 (TARGET_HAVE_TLS): Define.
9015 (arc_conditional_register_usage): Test for arc_tp_regno.
9016 (arc_print_operand, arc_print_operand_address): Handle TLS
9018 (arc_needs_pcl_p): New function.
9019 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9020 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9021 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9022 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9023 (arc_legitimize_tls_address): Likewise.
9024 (DTPOFF_ZERO_SYM): Define.
9025 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9026 (arc_output_pic_addr_const): Print TLS unspecs.
9027 (prepare_pic_move): New function, replaces emit_pic_move.
9028 (arc_legitimate_constant_p): Handle TLS unspecs.
9029 (arc_legitimate_address_p): Likewise.
9030 (arc_rewrite_small_data_p): Use assert for TLS constants.
9031 (prepare_move_operands): Use prepare_pic_move.
9032 (arc_legitimize_address): Legitimize tls addresses.
9033 (arc_epilogue_uses): Check for arc_tp_regno.
9034 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9035 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9037 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9039 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9040 %(arc_tls_extra_start_spec).
9041 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9042 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9044 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9045 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9046 (UNSPEC_TLS_OFF): Add.
9048 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9049 (get_thread_pointersi): New patterns.
9050 * config/arc/arc.opt (mtp-regno): New option.
9051 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9052 (move_dest_operand): Likewise.
9053 * configure: Regenerate.
9054 * configure.ac: Add arc*-*-* case to test for tls.
9055 * doc/invoke.texi (ARC options): Document mtp-regno.
9057 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9059 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9060 the new ARC HS SIMD instructions.
9061 (arc_preferred_simd_mode): New function.
9062 (arc_autovectorize_vector_sizes): Likewise.
9063 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9064 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9065 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9066 (arc_init_builtins): Add new SIMD builtin types.
9067 (arc_split_move): Handle 64 bit vector moves.
9068 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9069 (TARGET_PLUS_QMACW): Define.
9070 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9071 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9072 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9073 (VSUBADD4H): New builtins.
9074 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9075 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9077 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9078 Matthias Klose <doko@debian.org>
9080 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9082 2016-04-28 Richard Biener <rguenther@suse.de>
9085 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9088 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9090 * common/config/sh/sh-common.c: Remove SH5 support.
9091 * config/sh/constraints.md: Likewise.
9092 * config/sh/config/sh/elf.h: Likewise.
9093 * config/sh/linux.h: Likewise.
9094 * config/sh/netbsd-elf.h: Likewise.
9095 * config/sh/predicates.md: Likewise.
9096 * config/sh/sh-c.c: Likewise.
9097 * config/sh/sh-protos.h: Likewise.
9098 * config/sh/sh.c: Likewise.
9099 * config/sh/sh.h: Likewise.
9100 * config/sh/sh.md: Likewise.
9101 * config/sh/sh.opt: Likewise.
9102 * config/sh/sync.md: Likewise.
9103 * config/sh/sh64.h: Delete.
9104 * config/sh/shmedia.h: Likewise.
9105 * config/sh/shmedia.md: Likewise.
9106 * config/sh/sshmedia.h: Likewise.
9107 * config/sh/t-netbsd-sh5-64: Likewise.
9108 * config/sh/t-sh64: Likewise.
9109 * config/sh/ushmedia.h: Likewise.
9111 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9113 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9114 general_reg_operand instead of register_operand predicate.
9116 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9118 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9120 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9122 * match.pd (A - B > A, A + B < A): New transformations.
9124 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9126 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9127 which defaults to true. Emit an outer pair of parentheses only if
9128 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9129 don't emit parentheses for the right-hand operand.
9131 2016-04-27 Jeff Law <law@redhat.com>
9133 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9135 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9137 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9138 (altivec_lvx_<mode>_internal): Document.
9139 (altivec_lvx_<mode>_2op): New define_insn.
9140 (altivec_lvx_<mode>_1op): Likewise.
9141 (altivec_lvx_<mode>_2op_si): Likewise.
9142 (altivec_lvx_<mode>_1op_si): Likewise.
9143 (altivec_stvx_<mode>): Remove.
9144 (altivec_stvx_<mode>_internal): Document.
9145 (altivec_stvx_<mode>_2op): New define_insn.
9146 (altivec_stvx_<mode>_1op): Likewise.
9147 (altivec_stvx_<mode>_2op_si): Likewise.
9148 (altivec_stvx_<mode>_1op_si): Likewise.
9149 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9150 Expand vec_ld and vec_st during parsing.
9151 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9153 (altivec_expand_stvx_be): Likewise.
9154 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9155 address-masking behavior in RTL.
9156 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9157 address-masking behavior in RTL.
9158 (altivec_expand_builtin): Change builtin code arguments for calls
9159 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9160 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9161 presence of lvx/stvx patterns.
9162 (alignment_with_canonical_addr): New function.
9163 (alignment_mask): Likewise.
9164 (find_alignment_op): Likewise.
9165 (recombine_lvx_pattern): Likewise.
9166 (recombine_stvx_pattern): Likewise.
9167 (recombine_lvx_stvx_patterns): Likewise.
9168 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9169 stvx patterns from expand.
9170 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9172 (vector_altivec_store_<mode>): Likewise.
9174 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9176 * config/aarch64/aarch64.md
9177 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9178 remove the "fp" attributes.
9179 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9180 add the "simd" attributes.
9181 (*movdf_aarch64): Likewise.
9182 (*movtf_aarch64): Remove the "fp" attributes.
9183 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9184 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9186 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9188 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9189 rtx to rtx_code_label *.
9190 * rtl.h (maybe_set_first_label_num): Likewise.
9192 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9194 * df-core.c (df_add_problem): Make the problem param be const.
9195 (df_remove_problem): Make local "problem" be const.
9196 * df-problems.c (problem_RD): Make const.
9197 (problem_LR): Likewise.
9198 (problem_LIVE): Likewise.
9199 (problem_MIR): Likewise.
9200 (problem_CHAIN): Likewise.
9201 (problem_WORD_LR): Likewise.
9202 (problem_NOTE): Likewise.
9203 (problem_MD): Likewise.
9204 * df-scan.c (problem_SCAN): Likewise.
9205 * df.h (struct df_problem): Make field "dependent_problem" be
9207 (struct dataflow): Likewise for field "problem".
9208 (df_add_problem): Make param const.
9210 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9212 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9213 inter-unit moves to/from vector registers are enabled. Do not disable
9216 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9218 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9219 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9221 (enum df_problem_id): ...this new enum.
9222 (struct df_problem): Convert field "id" from "int" to
9225 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9227 * rtl.def: Update comment for "things in the instruction chain" to
9228 reflect the removal of the leading "i" field for INSN_UID in
9229 r210360. Fix bogus apostrophe.
9231 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9233 * config/i386/i386.md
9234 (lea arith with mem operand + setcc peephole2): Set operator mode.
9236 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9239 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9240 (dimode_scalar_to_vector_candidate_p): This.
9241 (timode_scalar_to_vector_candidate_p): New function.
9242 (scalar_to_vector_candidate_p): Likewise.
9243 (timode_check_non_convertible_regs): Likewise.
9244 (timode_remove_non_convertible_regs): Likewise.
9245 (remove_non_convertible_regs): Likewise.
9246 (remove_non_convertible_regs): Renamed to ...
9247 (dimode_remove_non_convertible_regs): This.
9248 (scalar_chain::~scalar_chain): Make it virtual.
9249 (scalar_chain::compute_convert_gain): Make it pure virtual.
9250 (scalar_chain::mark_dual_mode_def): Likewise.
9251 (scalar_chain::convert_insn): Likewise.
9252 (scalar_chain::convert_registers): Likewise.
9253 (scalar_chain::add_to_queue): Make it protected.
9254 (scalar_chain::emit_conversion_insns): Likewise.
9255 (scalar_chain::replace_with_subreg): Likewise.
9256 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9257 (scalar_chain::convert_op): Likewise.
9258 (scalar_chain::convert_reg): Likewise.
9259 (scalar_chain::make_vector_copies): Likewise.
9260 (scalar_chain::convert_registers): New pure virtual function.
9261 (class dimode_scalar_chain): New class.
9262 (class timode_scalar_chain): Likewise.
9263 (scalar_chain::mark_dual_mode_def): Renamed to ...
9264 (dimode_scalar_chain::mark_dual_mode_def): This.
9265 (timode_scalar_chain::mark_dual_mode_def): New function.
9266 (timode_scalar_chain::convert_insn): Likewise.
9267 (dimode_scalar_chain::convert_registers): Likewise.
9268 (scalar_chain::compute_convert_gain): Renamed to ...
9269 (dimode_scalar_chain::compute_convert_gain): This.
9270 (scalar_chain::replace_with_subreg): Renamed to ...
9271 (dimode_scalar_chain::replace_with_subreg): This.
9272 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9273 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9274 (scalar_chain::make_vector_copies): Renamed to ...
9275 (dimode_scalar_chain::make_vector_copies): This.
9276 (scalar_chain::convert_reg): Renamed to ...
9277 (dimode_scalar_chain::convert_reg ): This.
9278 (scalar_chain::convert_op): Renamed to ...
9279 (dimode_scalar_chain::convert_op): This.
9280 (scalar_chain::convert_insn): Renamed to ...
9281 (dimode_scalar_chain::convert_insn): This.
9282 (scalar_chain::convert): Call convert_registers.
9283 (convert_scalars_to_vector): Change to scalar_chain pointer to
9284 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9285 in 32-bit mode. Delete scalar_chain pointer. Call
9286 free_dominance_info in 64-bit mode.
9287 (pass_stv::gate): Remove TARGET_64BIT check.
9288 (ix86_option_override): Put the 64-bit STV pass before the CSE
9291 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9293 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9294 dw_loc_frame_offset field.
9295 * dwarf2out.c (new_loc_descr): Likewise.
9296 (resolve_args_picking_1): Turn the VISITED hash set into a
9297 FRAME_OFFSET hash map. Use it to associate a frame offset to
9298 visited nodes. Remove uses of the CHECKING_P macro.
9299 (resolve_args_picking): Update call to resolve_args_picking_1.
9301 2016-04-27 Martin Liska <mliska@suse.cz>
9303 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9304 (free_loop_data): Release vuses of groups.
9306 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9308 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9309 instead of redundant use_id and boolean have_use_for.
9310 (struct iv_use): Change sub_id into group_id. Remove field next.
9311 Move fields: related_cands, n_map_members, cost_map and selected
9313 (struct iv_group): ... here. New structure.
9314 (struct iv_common_cand): Use structure declaration directly.
9315 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9316 (MAX_CONSIDERED_USES): Rename macro to ...
9317 (MAX_CONSIDERED_GROUPS): ... here.
9318 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9319 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9320 (dump_uses): Rename to ...
9321 (dump_groups): ... here. Update all uses.
9322 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9323 (find_induction_variables): Refactor format of dump information.
9324 (record_sub_use): Delete.
9325 (record_use): Update all uses.
9326 (record_group): New function.
9327 (record_group_use, find_interesting_uses_op): Call above functions.
9329 (find_interesting_uses_cond): Ditto.
9330 (group_compare_offset): New function.
9331 (split_all_small_groups): Rename to ...
9332 (split_small_address_groups_p): ... here. Update all uses.
9333 (split_address_groups): Update all uses.
9334 (find_interesting_uses): Refactor format of dump information.
9335 (add_candidate_1): Update all uses. Remove redundant check on iv,
9337 (add_candidate, record_common_cand): Remove redundant assert.
9338 (add_iv_candidate_for_biv): Update use.
9339 (add_iv_candidate_derived_from_uses): Update all uses.
9340 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9341 (alloc_use_cost_map): Ditto.
9342 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9343 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9344 (determine_use_iv_cost_generic): Ditto.
9345 (determine_group_iv_cost_generic): Ditto.
9346 (determine_use_iv_cost_address): Ditto.
9347 (determine_group_iv_cost_address): Ditto.
9348 (determine_use_iv_cost_condition): Ditto.
9349 (determine_group_iv_cost_cond): Ditto.
9350 (determine_use_iv_cost): Ditto.
9351 (determine_group_iv_cost): Ditto.
9352 (set_autoinc_for_original_candidates): Update all uses.
9353 (find_iv_candidates): Update all uses. Refactor dump information.
9354 (determine_use_iv_costs): Ditto.
9355 (determine_iv_costs): Ditto.
9356 (iv_ca_cand_for_use): Rename to ...
9357 (iv_ca_cand_for_group): ... here. Update all uses.
9358 (iv_ca_add_use, iv_ca_add_group): Ditto.
9359 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9360 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9361 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9362 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9363 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9364 (create_new_iv, adjust_iv_update_pos): Ditto.
9365 (rewrite_use_address): Delete.
9366 (rewrite_use_address_1): Rename to ...
9367 (rewrite_use_address): ... here.
9368 (rewrite_use_compare): Update all uses.
9369 (rewrite_use): Delete.
9370 (rewrite_uses): Rename to ...
9371 (rewrite_groups): ... here. Update all uses.
9372 (remove_unused_ivs, free_loop_data): Update all uses.
9373 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9375 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9377 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9378 for WORD_REGISTER_OPERATIONS to runtime check.
9380 2016-04-27 Richard Biener <rguenther@suse.de>
9383 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9384 aggregate_value_p to determine if a function result is
9385 returned by reference.
9386 (ipa_pta_execute): Functions having their address taken are
9387 not automatically nonlocal.
9389 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9392 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9393 * fold-const.c (operand_equal_p): If flag_checking and
9394 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9395 and if it returns non-zero, assert iterative_hash_expr on both
9398 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9400 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9402 2016-04-27 Nick Clifton <nickc@redhat.com>
9405 * varasm.c (merge_weak): Generate an error if an attempt is made
9406 to convert a non-weak static function into a weak, public function.
9408 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9410 * params.def (MAX_PARTITION_SIZE): New param.
9411 * doc/invoke.texi: Document lto-max-partition.
9413 2016-04-27 Richard Biener <rguenther@suse.de>
9416 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9417 function cummulating used_from_other_partition, externally_visible
9418 and force_output from aliases.
9419 (refered_from_nonlocal_var): Likewise.
9420 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9421 node flags properly.
9423 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9425 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9426 (-Wmemset-elt-size): New item.
9428 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9431 * stor-layout.h (internal_reference_types): Delete.
9432 * stor-layout.c (reference_types_internal): Likewise.
9433 (internal_reference_types): Likewise.
9434 (layout_type) <REFERENCE_TYPE>: Adjust.
9436 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9439 * tree.h (inchash::add_expr): Add FLAGS argument.
9440 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9441 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9442 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9443 Formatting fix. Adjust recursive calls. For tcc_comparison,
9444 if swap_tree_comparison (code) is smaller than code, hash that
9445 and arguments in the other order. Hash CONVERT_EXPR the same
9446 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9447 of ADDR_EXPR of decl as the decl itself. Add or remove
9448 OEP_ADDRESS_OF from recursive flags as needed. For
9449 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9450 operands commutatively and only the third one normally.
9451 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9453 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9455 * config/rtems.h (LIB_SPEC): Add -latomic.
9457 2016-04-27 Joel Sherrill <joel@rtems.org>
9459 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9460 xilink.ld and flags not relevant to RTEMS.
9462 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9464 * toplev.c (backend_init_target): Avoid calling init_reload when using
9467 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9469 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9470 for loops rather than one for the whole function.
9472 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9474 * match.pd (X + CST CMP X): New transformation.
9476 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9478 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9479 * fold-const.c (fold_binary_loc): Remove 2 transformations
9480 superseded by match.pd.
9481 * match.pd (x+x -> x*2): Generalize to integers.
9483 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9485 * config/i386/i386.md (operation on memory peephole): Duplicate an
9486 existing peephole and adapt it to match lea rather than an operation
9489 PR rtl-optimization/57193
9490 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9492 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9494 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9496 * tree-if-conv.c (any_pred_load_store): New static variable.
9497 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9498 any_pred_load_store instead of and_mask_load_store.
9499 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9500 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9501 (combine_blocks, tree_if_conversion): Ditto.
9503 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9505 PR tree-optimization/70771
9506 PR tree-optimization/70775
9507 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9508 virtual PHI nodes. Delete parameter.
9509 (if_convertible_loop_p_1): Delete argument to above function.
9510 (predicate_all_scalar_phis): Delete code handling single-argument
9512 (tree_if_conversion): Mark and update virtual SSA.
9514 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9517 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9518 (x86_elf_aligned_common): Rename to ...
9519 (x86_elf_aligned_decl_common): ... this.
9520 Add decl arg. Switch to .lbss for largecomm object. Use
9521 LARGECOMM_SECTION_ASM_OP.
9522 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9524 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9525 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9527 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9528 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9530 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9533 * config/i386/i386.c (SECTION_LARGE): Define.
9534 (x86_64_elf_select_section): Set it for large data/bss sections.
9535 Only clear SECTION_WRITE for .lrodata.
9536 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9538 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9539 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9540 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9542 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9543 * doc/tm.texi: Regenerate.
9545 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9548 * configure.ac (--enable-checking): Document extra flag, for
9549 non-release builds default to --enable-checking=yes,extra.
9550 If misc checking and extra checking, define CHECKING_P to 2 instead
9552 * common.opt (fchecking=): Add.
9553 * doc/invoke.texi (-fchecking=): Document.
9554 * doc/install.texi: Document --enable-checking changes.
9555 * configure: Regenerated.
9556 * config.in: Regenerated.
9558 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9560 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9561 attribute instead of which_alternative.
9562 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9563 Use EXT_REX_SSE_REG_P where appropriate.
9565 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9567 * config/i386/predicates.md (const0_operand): Do not match
9568 const_wide_int code.
9569 (const1_operand): Ditto.
9571 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9573 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9574 for SSE constm1 operands and TARGET_AVX512VL.
9575 (*movti_internal): Ditto.
9576 (*mov<mode>_or): Use constm1_operand predicate.
9577 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9578 for SSE vector_all_ones operands and TARGET_AVX512VL.
9579 * config/i386/predicates.md (constm1_operand): New predicate.
9580 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9581 emission of constant -1 load.
9583 2016-04-25 Jason Merrill <jason@redhat.com>
9585 * gdbinit.in: Skip is-a.h.
9587 * attribs.c (register_scoped_attributes): Fix logic.
9588 * attribs.h: Declare register_scoped_attributes.
9590 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9592 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9593 stxvd2x and stxvw4x built-in functions.
9595 2016-04-25 DJ Delorie <dj@redhat.com>
9597 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9598 (ashrhi3): Likewise.
9599 (lshrhi3): Likewise.
9601 2016-04-25 Richard Biener <rguenther@suse.de>
9603 PR tree-optimization/70780
9604 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9606 (compute_antic): Mark blocks with abnormal preds as visited as
9607 they have a final empty antic-in solution already.
9609 2016-04-25 Michael Collison <michael.collison@linaro.org>
9611 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9613 2016-04-25 Michael Collison <michael.collison@linaro.org>
9615 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9616 mode is VQI to improve mixed mode vectorization.
9617 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9618 define_insn to match low half of signed vaddw.
9619 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9620 define_insn to match high half of signed vaddw.
9621 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9622 define_insn to match low half of unsigned vaddw.
9623 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9624 define_insn to match high half of unsigned vaddw.
9625 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9626 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9627 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9629 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9630 * config/arm/predicates.md (vect_par_constant_high): Support
9631 big endian and simplify by calling
9632 arm_simd_check_vect_par_cnst_half
9633 (vect_par_constant_low): Likewise.
9635 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9637 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9638 predicate for operand 2.
9640 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9641 H.J. Lu <hongjiu.lu@intel.com>
9643 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9644 machine_mode argument.
9645 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9646 constm1_rtx operands. For VOIDmode constants, get mode from
9647 pred_mode. Check mode size if the mode is supported by ABI.
9648 (standard_sse_constant_opcode): Do not use standard_constant_p.
9649 Strictly check ABI support for all-ones operands.
9650 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9651 immediates. Update calls to standard_sse_constant_p.
9652 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9653 (ix86_rtx_costs): Ditto.
9654 * config/i386/i386.md (*movxi_internal_avx512f): Use
9655 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9656 Use (v,BC) alternative instead of (v,C). Use register_operand
9657 checks instead of MEM_P.
9658 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9659 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9660 isa attribute. Use register_operand checks instead of MEM_P.
9661 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9662 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9663 alternative and corresponding sse2 isa attribute.
9664 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9665 to standard_sse_constant_p.
9666 (FP constant splitters): Ditto.
9667 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9669 * config/i386/predicates.md (constm1_operand): Remove.
9670 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9671 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9672 vector_all_ones_operand instead of constm1_operand.
9674 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9676 * print-rtl.c (print_rtx_insn_vec): New function.
9677 * print-rtl.h: New prototype.
9678 * store-motion.c (struct st_expr): Make avail_stores a vector.
9679 (st_expr_entry): Adjust.
9680 (free_st_expr_entry): Likewise.
9681 (print_store_motion_mems): Likewise.
9682 (find_moveable_store): Likewise.
9683 (compute_store_table): Likewise.
9684 (delete_store): Likewise.
9685 (build_store_vectors): Likewise.
9687 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9689 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9691 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9693 * vec.h (vec_safe_contains): New function.
9694 (vec::contains): Likewise.
9695 (vec::begin): Likewise.
9696 (vec::end): Likewise.
9698 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9701 * cfgexpand.c (expand_stack_vars): Fix typo.
9703 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9705 * system.h (list, map, set, vector): Include conditionally.
9706 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9707 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9708 * ipa-icf.c (INCLUDE_LIST): Define.
9709 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9710 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9711 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9712 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9713 * cp/logic.cc (INCLUDE_LIST): Define.
9714 * fortran/trans-common.c (INCLUDE_MAP): Define.
9716 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9718 * auto-profile.c: Remove <string.h> include.
9719 * ipa-icf-gimple.c: Remove <list> include.
9720 * diagnostic.c: Remove <new> include.
9721 * genmatch.c: Likewise.
9722 * pretty-print.c: Likewise.
9723 * toplev.c: Likewise
9724 * c/c-objc-common.c: Likewise.
9725 * cp/error.c: Likewise.
9726 * fortran/error.c: Likewise.
9728 2016-04-22 Richard Biener <rguenther@suse.de>
9730 * lto-streamer-in.c (input_ssa_names): Do not allocate
9731 GIMPLE_NOP for all SSA names.
9732 * lto-streamer-out.c (output_ssa_names): Do not output
9733 SSA names that should have been released.
9735 2016-04-22 Richard Biener <rguenther@suse.de>
9737 PR tree-optimization/70740
9738 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9741 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9744 * config/i386/predicates.md (call_insn_operand): Replace
9745 sibcall_memory_operand with memory_operand.
9747 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9749 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9750 has_single_use() tests.
9751 (register_edge_assert_for_1): Likewise.
9752 (find_assert_locations_1): Check the liveness bitmap instead of
9753 checking has_single_use().
9755 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9758 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9759 Extract AVX-512BW constraint from AVX.
9761 2016-04-21 Richard Biener <rguenther@suse.de>
9763 PR tree-optimization/70725
9764 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9765 for phi_convertible_by_degenerating_args.
9766 (predicate_all_scalar_phis): Handle single-argument PHIs.
9768 2016-04-21 Richard Biener <rguenther@suse.de>
9771 * fold-const.c (fold_comparison): Return properly typed
9774 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9776 PR tree-optimization/70715
9777 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9778 after expanding BASE using expand_simple_operations.
9780 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9782 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9783 New transformations.
9785 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9787 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9789 2016-04-20 Jan Hubicka <jh@suse.cz>
9791 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9792 ultiimate_alias_target.
9793 (update_callee_keys): Likewise.
9794 (lookup_recursive_calls): Likewise.
9795 (speculation_useful_p): Likewise.
9797 2016-04-20 Jan Hubicka <jh@suse.cz>
9800 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9801 (set_nothrow_flag_1): ... this; handle interposition correctly;
9802 recurse on aliases and thunks.
9803 (cgraph_node::set_nothrow_flag): New.
9804 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9805 functions compiled with non-call exceptions that binds to current
9807 (propagate_nothrow): Be safe WRT interposition.
9808 * cgraph.h (set_nothrow_flag): Update prototype.
9810 2016-04-18 Jan Hubicka <jh@suse.cz>
9812 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9813 max_loop_iterations_int.
9814 (tree_unswitch_outer_loop): Likewise.
9816 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9818 PR tree-optimization/69489
9819 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9820 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9821 Revise dump message.
9822 (if_convertible_bb_p): Remove check on edge count of basic block's
9825 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9827 PR tree-optimization/56625
9828 PR tree-optimization/69489
9829 * tree-data-ref.h (DR_INNERMOST): New macro.
9830 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9831 hashing struct innermost_loop_behavior.
9832 (ref_DR_map): Remove.
9833 (innermost_DR_map): New map.
9834 (baseref_DR_map): Revise comment.
9835 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9836 to innermost_DR_map accroding to its innermost loop behavior.
9837 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9838 to its innermost loop behavior.
9839 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9840 Add initialization for innermost_DR_map. Record memory reference
9841 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9842 have innermost loop behavior.
9843 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9846 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9848 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9849 *lea_general_1. Use explicit SWI12 mode interator.
9850 (*lea<mode>_general_2): Rename from *lea_general_2.
9851 Use explicit SWI12 mode interator.
9852 (*lea<mode>_general_3): Rename from *lea_general_3.
9853 Use explicit SWI12 mode interator.
9854 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9855 Use explicit SWI12 mode interator.
9856 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9857 Use explicit SWI48 mode interator.
9859 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9861 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9862 Short-cut unaligned load and store cases. Handle all integer
9864 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9865 and store cases. Call ix86_avx256_split_vector_move_misalign
9866 directly without checking mode class.
9868 2016-04-20 Andrew Pinski <apinski@cavium.com>
9869 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9872 * config/aarch64/aarch64.md (sibcall): Force call
9873 address to be DImode for ILP32.
9874 (sibcall_value): Likewise.
9876 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9878 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9880 2016-04-20 Richard Biener <rguenther@suse.de>
9882 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9883 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9884 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9885 (maybe_push_res_to_seq): Adjust.
9886 * gimple-fold.c (maybe_build_generic_op): Likewise.
9888 2016-04-20 Marek Polacek <polacek@redhat.com>
9890 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9893 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9895 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9896 use kmovw to support AVX512F target.
9898 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9900 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9902 2016-04-20 Marek Polacek <polacek@redhat.com>
9904 PR tree-optimization/70725
9905 * tree-if-conv.c (is_false_predicate): New function.
9906 (predicate_mem_writes): Use it.
9908 2016-04-20 Richard Biener <rguenther@suse.de>
9910 PR tree-optimization/70726
9911 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9912 shift amounts from a pattern stmt operand.
9914 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9917 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9918 stack_restore_from_fpr pattern when restoring r15.
9919 (s390_optimize_prologue): Strip away the memory barrier in the
9920 parallel when trying to get rid of restore insns.
9921 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9922 definition for loading the stack pointer from an FPR. Compared to
9923 the normal move insn this pattern includes a full memory barrier.
9925 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9928 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9929 implicitly linear or lastprivate iterator on the outer context.
9931 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9933 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9935 * config/i386/i386.md (ssememalign): Removed.
9936 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9938 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9941 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9942 const short * to __builtin_ia32_loaddquhi512_mask.
9943 (_mm512_maskz_loadu_epi16): Likewise.
9944 (_mm512_mask_storeu_epi16): Pass short * to
9945 __builtin_ia32_storedquhi512_mask.
9946 (_mm512_mask_loadu_epi8): Pass const char * to
9947 __builtin_ia32_loaddquqi512_mask.
9948 (_mm512_maskz_loadu_epi8): Likewise.
9949 (_mm512_mask_storeu_epi8): Pass char * to
9950 __builtin_ia32_storedquqi512_mask.
9951 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9952 const double * to __builtin_ia32_loadupd512_mask.
9953 (_mm512_mask_loadu_pd): Likewise.
9954 (_mm512_maskz_loadu_pd): Likewise.
9955 (_mm512_storeu_pd): Pass double * to
9956 __builtin_ia32_storeupd512_mask.
9957 (_mm512_mask_storeu_pd): Likewise.
9958 (_mm512_loadu_ps): Pass const float * to
9959 __builtin_ia32_loadups512_mask.
9960 (_mm512_mask_loadu_ps): Likewise.
9961 (_mm512_maskz_loadu_ps): Likewise.
9962 (_mm512_storeu_ps): Pass float * to
9963 __builtin_ia32_storeups512_mask.
9964 (_mm512_mask_storeu_ps): Likewise.
9965 (_mm512_mask_loadu_epi64): Pass const long long * to
9966 __builtin_ia32_loaddqudi512_mask.
9967 (_mm512_maskz_loadu_epi64): Likewise.
9968 (_mm512_mask_storeu_epi64): Pass long long *
9969 to __builtin_ia32_storedqudi512_mask.
9970 (_mm512_loadu_si512): Pass const int * to
9971 __builtin_ia32_loaddqusi512_mask.
9972 (_mm512_mask_loadu_epi32): Likewise.
9973 (_mm512_maskz_loadu_epi32): Likewise.
9974 (_mm512_storeu_si512): Pass int * to
9975 __builtin_ia32_storedqusi512_mask.
9976 (_mm512_mask_storeu_epi32): Likewise.
9977 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9978 char * to __builtin_ia32_storedquqi256_mask.
9979 (_mm_mask_storeu_epi8): Likewise.
9980 (_mm256_mask_loadu_epi16): Pass const short * to
9981 __builtin_ia32_loaddquhi256_mask.
9982 (_mm256_maskz_loadu_epi16): Likewise.
9983 (_mm_mask_loadu_epi16): Pass const short * to
9984 __builtin_ia32_loaddquhi128_mask.
9985 (_mm_maskz_loadu_epi16): Likewise.
9986 (_mm256_mask_loadu_epi8): Pass const char * to
9987 __builtin_ia32_loaddquqi256_mask.
9988 (_mm256_maskz_loadu_epi8): Likewise.
9989 (_mm_mask_loadu_epi8): Pass const char * to
9990 __builtin_ia32_loaddquqi128_mask.
9991 (_mm_maskz_loadu_epi8): Likewise.
9992 (_mm256_mask_storeu_epi16): Pass short * to.
9993 __builtin_ia32_storedquhi256_mask.
9994 (_mm_mask_storeu_epi16): Pass short * to.
9995 __builtin_ia32_storedquhi128_mask.
9996 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9997 const double * to __builtin_ia32_loadupd256_mask.
9998 (_mm256_maskz_loadu_pd): Likewise.
9999 (_mm_mask_loadu_pd): Pass onst double * to
10000 __builtin_ia32_loadupd128_mask.
10001 (_mm_maskz_loadu_pd): Likewise.
10002 (_mm256_mask_storeu_pd): Pass double * to
10003 __builtin_ia32_storeupd256_mask.
10004 (_mm_mask_storeu_pd): Pass double * to
10005 __builtin_ia32_storeupd128_mask.
10006 (_mm256_mask_loadu_ps): Pass const float * to
10007 __builtin_ia32_loadups256_mask.
10008 (_mm256_maskz_loadu_ps): Likewise.
10009 (_mm_mask_loadu_ps): Pass const float * to
10010 __builtin_ia32_loadups128_mask.
10011 (_mm_maskz_loadu_ps): Likewise.
10012 (_mm256_mask_storeu_ps): Pass float * to
10013 __builtin_ia32_storeups256_mask.
10014 (_mm_mask_storeu_ps): ass float * to
10015 __builtin_ia32_storeups128_mask.
10016 (_mm256_mask_loadu_epi64): Pass const long long * to
10017 __builtin_ia32_loaddqudi256_mask.
10018 (_mm256_maskz_loadu_epi64): Likewise.
10019 (_mm_mask_loadu_epi64): Pass const long long * to
10020 __builtin_ia32_loaddqudi128_mask.
10021 (_mm_maskz_loadu_epi64): Likewise.
10022 (_mm256_mask_storeu_epi64): Pass long long * to
10023 __builtin_ia32_storedqudi256_mask.
10024 (_mm_mask_storeu_epi64): Pass long long * to
10025 __builtin_ia32_storedqudi128_mask.
10026 (_mm256_mask_loadu_epi32): Pass const int * to
10027 __builtin_ia32_loaddqusi256_mask.
10028 (_mm256_maskz_loadu_epi32): Likewise.
10029 (_mm_mask_loadu_epi32): Pass const int * to
10030 __builtin_ia32_loaddqusi128_mask.
10031 (_mm_maskz_loadu_epi32): Likewise.
10032 (_mm256_mask_storeu_epi32): Pass int * to
10033 __builtin_ia32_storedqusi256_mask.
10034 (_mm_mask_storeu_epi32): Pass int * to
10035 __builtin_ia32_storedqusi128_mask.
10036 * config/i386/i386-builtin-types.def (PCSHORT): New.
10037 (PINT64): Likewise.
10038 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10039 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10040 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10041 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10042 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10043 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10044 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10045 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10046 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10047 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10048 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10049 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10050 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10051 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10052 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10053 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10054 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10055 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10056 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10057 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10058 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10059 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10060 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10061 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10062 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10063 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10064 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10065 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10066 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10067 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10068 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10069 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10070 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10071 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10072 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10073 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10074 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10075 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10076 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10077 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10078 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10079 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10080 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10081 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10082 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10083 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10084 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10085 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10086 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10088 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10089 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10091 (ix86_expand_vector_move_misalign): Likewise.
10092 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10093 to scalar function prototype for unaligned load/store builtins.
10094 (ix86_expand_special_args_builtin): Updated.
10095 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10096 (UNSPEC_STOREU): Likewise.
10097 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10098 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10099 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10100 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10101 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10102 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10103 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10104 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10105 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10106 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10107 (<avx512>_storedqu<mode>_mask): Likewise.
10108 (*sse4_2_pcmpestr_unaligned): Likewise.
10109 (*sse4_2_pcmpistr_unaligned): Likewise.
10110 (*mov<mode>_internal): Renamed to ...
10111 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10112 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10113 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10114 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10116 2016-04-19 Richard Biener <rguenther@suse.de>
10118 PR tree-optimization/70171
10119 * tree-ssa-phiprop.c: Include stor-layout.h.
10120 (phiprop_insert_phi): Handle the aggregate copy case.
10121 (propagate_with_phi): Likewise.
10123 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10125 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10126 instead of simplify_gen_subreg (... , 0).
10127 (ix86_delegitimize_address): Ditto.
10128 (ix86_split_divmod): Ditto.
10129 (ix86_split_copysign_const): Ditto.
10130 (ix86_split_copysign_var): Ditto.
10131 (ix86_expand_args_builtin): Ditto.
10132 (ix86_expand_round_builtin): Ditto.
10133 (ix86_expand_special_args_builtin): Ditto.
10134 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10135 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10136 (udivmodqi4): Ditto.
10137 (absneg splitters): Ditto.
10138 (*jcc_bt<mode>_1): Ditto.
10140 2016-04-19 Richard Biener <rguenther@suse.de>
10142 PR tree-optimization/70724
10143 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10144 restoring out from ...
10145 (free_scc_vn): ... here.
10146 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10147 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10149 (pass_fre::execute): Restore SSA info.
10151 2016-04-19 Richard Biener <rguenther@suse.de>
10153 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10154 * gimple-walk.c (walk_gimple_op): Initialize it.
10155 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10156 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10157 remapping SSA names of defs.
10158 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10161 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10163 PR middle-end/70689
10164 * lra-constraints.c (equiv_substition_p): New.
10165 (process_alt_operands): Use it.
10166 (swap_operands): Swap it.
10167 (curr_insn_transform): Update it.
10169 2016-04-18 Michael Matz <matz@suse.de>
10171 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10172 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10173 * tree-core.h (tree_type_common.align): Use bit-field.
10174 (tree_type_common.spare): New.
10175 (tree_decl_common.off_align): Make smaller.
10176 (tree_decl_common.align): Use bit-field.
10178 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10179 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10180 (scan_sharing_clauses): Ditto.
10181 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10182 (omp_finish_file): Ditto.
10183 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10184 (layout_decl): Ditto.
10185 (relayout_decl): Ditto.
10186 (finalize_record_size): Use SET_TYPE_ALIGN.
10187 (finalize_type_size): Ditto.
10188 (finish_builtin_struct): Ditto.
10189 (layout_type): Ditto.
10190 (initialize_sizetypes): Ditto.
10191 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10192 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10193 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10194 (get_chain_field): Ditto.
10195 (get_trampoline_type): Ditto.
10196 (get_nl_goto_field): Ditto.
10197 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10199 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10200 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10201 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10202 (build_qualified_type): Use SET_TYPE_ALIGN.
10203 (build_aligned_type, build_range_type_1): Ditto.
10204 (build_atomic_base): Ditto.
10205 (build_common_tree_nodes): Ditto.
10206 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10207 (expand_one_stack_var_at): Ditto.
10208 * coverage.c (build_var): Use SET_DECL_ALIGN.
10209 * except.c (init_eh): Ditto.
10210 * function.c (assign_parm_setup_block): Ditto.
10211 * symtab.c (increase_alignment_1): Ditto.
10212 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10213 * tree-vect-stmts.c (ensure_base_align): Ditto.
10214 * varasm.c (align_variable): Ditto.
10215 (assemble_variable): Ditto.
10216 (build_constant_desc): Ditto.
10217 (output_constant_def_contents): Ditto.
10219 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10220 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10221 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10222 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10223 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10225 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10228 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10229 replace %vmovsd with "%vmovq".
10230 (vec_concatv2df): Likewise.
10232 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10234 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10235 (*vec_extractv2si_0): Ditto.
10236 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10237 (zero_extended_scalar_load_operand splitters): Ditto.
10238 (vec_extract splitters): Ditto.
10239 (*vec_extractv4si_0_zext): Ditto.
10240 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10241 and lowpart_subreg.
10242 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10243 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10244 (*sse4_1_extractps): Use lowpart_subreg.
10245 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10247 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10249 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10251 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10252 Mention Solaris 11 packaging changes.
10253 Update gas and gld requirements.
10254 Remove reference to pre-Solaris 10 bug.
10255 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10257 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10260 2016-04-17 Jan Hubicka <jh@suse.cz>
10262 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10263 max_loop_iterations_int.
10265 2016-04-18 Richard Biener <rguenther@suse.de>
10267 PR tree-optimization/43434
10268 * tree-ssa-structalias.c (struct vls_data): New.
10269 (visit_loadstore): Handle all pointer-based accesses.
10270 (compute_dependence_clique): Compute a bitmap of restrict tags
10271 assigned bases and pass it to visit_loadstore.
10273 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10276 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10277 armv8.1-a and armv8.1-a+crc.
10279 2016-04-18 Richard Biener <rguenther@suse.de>
10281 PR tree-optimization/70701
10282 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10283 references after translating through a memcpy.
10285 2016-04-18 Richard Biener <rguenther@suse.de>
10287 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10288 (compute_antic): ... here. For partial antic use regular
10289 postorder and scrap iteration.
10290 (compute_partial_antic_aux): Remove unused return value.
10291 (init_pre): Do not allocate postorder.
10292 (fini_pre): Do not free postorder.
10294 2016-04-18 Richard Biener <rguenther@suse.de>
10296 PR middle-end/37870
10297 * expmed.c (extract_bit_field_1): Remove broken case
10298 using a wider MODE_INT mode.
10300 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10302 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10303 unless compiling with at least GCC-4.8.
10305 2016-04-17 Jan Hubicka <jh@suse.cz>
10308 * graphite.c (graphite_finalize): Update call to
10309 tree_estimate_probability.
10310 * predict.h (tree_estimate_probability): Update prototype.
10312 2016-04-17 Jan Hubicka <jh@suse.cz>
10314 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10315 (tree_estimate_probability): Likewise.
10316 (pass_profile::execute): Update.
10317 (report_predictor_hitrates): New function.
10318 * profile.c (compute_branch_probabilities): Use it.
10319 * predict.h (report_predictor_hitrates): Declare.
10321 2016-04-17 Jan Hubicka <jh@suse.cz>
10324 * cgraph.h (cgraph_node::set_const_flag,
10325 cgraph_node::set_pure_flag): Update prototype to return bool;
10327 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10328 of interposable symbol are interposable, too.
10329 (cgraph_set_const_flag_1): Rename to ...
10330 (set_const_flag_1): ... this one; change to self recursive function
10331 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10332 clearnig the flag in all variants and also virtual thunks of const
10333 functions are pure; track if any change was done.
10334 (cgraph_node::set_const_flag): Update.
10335 (struct set_pure_flag_info): New struct.
10336 (cgraph_set_pure_flag_1): Rename to ...
10337 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10338 rather than pointer encoded flags; track if any changes was done;
10339 handle correctly clearning flag and setting flag of aliases already
10341 (cgraph_node::set_pure_flag): Update.
10342 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10344 2016-04-17 Tom de Vries <tom@codesourcery.com>
10347 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10348 backslash in label.
10350 2016-04-17 Tom de Vries <tom@codesourcery.com>
10352 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10353 '{}<> ' as escape-for-record.
10355 2016-04-17 Tom de Vries <tom@codesourcery.com>
10357 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10360 2016-04-17 Tom de Vries <tom@codesourcery.com>
10363 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10364 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10365 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10366 * passes.c (finish_optimization_passes): Only call
10367 finish_graph_dump_file if dfi->graph_dump_initialized.
10368 (execute_function_dump, pass_init_dump_file): Use
10369 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10371 2016-04-17 Tom de Vries <tom@codesourcery.com>
10373 PR tree-optimization/70256
10374 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10375 (debug_varmap): New function.
10377 2016-04-17 Tom de Vries <tom@codesourcery.com>
10380 * passes.c (pass_manager::register_pass): Propagate pflags.
10382 2016-04-17 Tom de Vries <tom@codesourcery.com>
10385 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10386 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10387 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10388 check if it's equal to p_start.
10389 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10391 2016-04-15 Jan Hubicka <jh@suse.cz>
10394 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10395 function does not bind to current def.
10396 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10397 handle conservatively calls to functions that does not need to bind
10399 (check_call): Update call of worse_state.
10400 (ignore_edge_for_nothrow): Update.
10401 (ignore_edge_for_pure_const): Likewise.
10402 (propagate_pure_const): Update calls to worse_state.
10403 (skip_function_for_local_pure_const): Reformat comments.
10405 2016-04-15 Jan Hubicka <jh@suse.cz>
10408 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10409 (cgraph_node::function_symbol): Likewise.
10410 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10411 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10412 (symtab_node::ultimate_alias_target): Add REF parameter.
10413 (symtab_node::binds_to_current_def_p): Declare.
10414 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10415 (cgraph_node::function_symbol): Likewise.
10416 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10417 (cgraph_node::get_availability): Likewise.
10418 (cgraph_edge::binds_to_current_def_p): New inline function.
10419 (varpool_node::get_availability): Add REF parameter.
10420 (varpool_node::ultimate_alias_target): Likewise.
10421 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10422 (symtab_node::binds_to_current_def_p): Likewise.
10423 * varpool.c (varpool_node::get_availability): Likewise.
10425 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10428 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10429 Fix mode size check.
10431 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10433 * BASE-VER: Set to 7.0.0.
10435 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10437 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10439 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10441 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10442 architecture revisions.
10444 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10446 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10447 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10448 * config/i386/i386.md (stack decrement to push peepholes): Guard
10449 with !x86_using_red_zone ().
10451 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10454 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10455 to dump_generic_node.
10456 (NIY): Pass also flags to do_niy.
10458 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10460 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10461 (simd_clone_vector_of_formal_parm_types)
10462 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10463 (simd_clone_mangle, simd_clone_create)
10464 (simd_clone_adjust_return_type, create_tmp_simd_array)
10465 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10466 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10467 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10468 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10469 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10470 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10471 * omp-simd-clone.c: ... this new file.
10472 (simd_clone_vector_of_formal_parm_types): Make it static.
10473 * Makefile.in (OBJS): Add omp-simd-clone.o.
10475 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10478 * config/i386/sse.md: Use proper memory operand modifiers.
10481 2016-04-15 Richard Biener <rguenther@suse.de>
10482 Alan Modra <amodra@gmail.com>
10484 PR tree-optimization/70130
10485 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10486 when alignment stays not the same and no not use the realign
10489 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10492 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10493 direct move handlers for KFmode. Change TFmode handlers test from
10494 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10496 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10499 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10500 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10501 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10502 * tree-ssa-live.c (remove_unused_scope_block_p): When
10503 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10504 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10505 block_ultimate_origin is FUNCTION_DECL.
10506 (remove_unused_locals): If current_function_decl is
10507 polymorphic_ctor_dtor_p, pass initial true to
10508 remove_unused_scope_block_p' is_ctor_dtor_block.
10510 2016-04-14 Martin Sebor <msebor@redhat.com>
10515 * doc/extend.texi (Variable Length): Revert.
10517 2016-04-14 Marek Polacek <polacek@redhat.com>
10518 Jan Hubicka <hubicka@ucw.cz>
10521 * tree.c (verify_type): Disable the canonical type of main variant
10524 2016-04-14 Jason Merrill <jason@redhat.com>
10526 * cfgexpand.c, expr.c: Revert previous change.
10528 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10530 PR middle-end/70643
10531 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10532 when building a mem ref for the incoming reduction variable.
10534 2016-04-14 Richard Biener <rguenther@suse.de>
10536 PR tree-optimization/70614
10537 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10538 loop if the evolution dropped to chrec_dont_know.
10539 (interpret_condition_phi): Likewise.
10541 2016-04-14 Richard Biener <rguenther@suse.de>
10543 PR tree-optimization/70623
10544 * tree-ssa-pre.c (changed_blocks): Make global ...
10545 (compute_antic): ... local here. Move and fix worklist
10546 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10547 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10548 worklist handling, dump when ANTIC_IN changed.
10549 (compute_partial_antic_aux): Remove worklist handling.
10550 (init_pre): Do not compute post dominators. Add a comment about
10551 the CFG order chosen.
10552 (fini_pre): Do not free post dominators.
10554 2016-04-13 Martin Sebor <msebor@redhat.com>
10559 * doc/extend.texi (Variable Length): Document C++ specifics.
10561 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10564 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10565 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10566 eh edges have been purged.
10569 * tree-sra.c (create_access_replacement,
10570 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10572 * tree-pretty-print.c (dump_fancy_name): New function.
10573 (dump_decl_name, dump_generic_node): Use it.
10575 2016-04-13 Jason Merrill <jason@redhat.com>
10577 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10578 * expr.c (expand_expr_real_1): Likewise.
10580 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10582 * config/i386/i386.md (kunpckhi): Swap operands.
10583 (kunpcksi): Likewise.
10584 (kunpckdi): Likewise.
10585 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10586 (vec_pack_trunc_<mode>): Likewise.
10588 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10591 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10593 PR middle-end/70633
10594 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10595 gimplification turns some element into non-constant.
10598 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10599 * explow.c (convert_memory_address_addr_space_1): No longer static,
10600 add NO_EMIT argument and don't call convert_modes if true, pass
10601 it down recursively, remove break after return.
10602 (convert_memory_address_addr_space): Adjust caller.
10603 * simplify-rtx.c (simplify_unary_operation_1): Call
10604 convert_memory_address_addr_space_1 instead of convert_memory_address,
10605 if it returns NULL, don't simplify.
10607 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10610 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10612 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10614 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10615 Bump the upper SIMDLEN limits, so that if the return type or
10616 characteristic type if the return type is void can be passed in
10617 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10620 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10623 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10624 Do not use "=" constraint on an input constraint.
10625 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10626 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10627 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10628 generates (neg (abs ...)) instead of (abs ...).
10630 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10632 PR rtl-optimization/70596
10633 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10634 just invalidate LRA data and reset them. Adjust dump wording.
10636 2016-04-12 Martin Liska <mliska@suse.cz>
10639 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10641 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10643 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10644 max_loop_iterations_int.
10645 (tree_unswitch_outer_loop): Likewise.
10646 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10647 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10649 2016-04-12 Tom de Vries <tom@codesourcery.com>
10651 PR tree-optimization/68756
10652 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10653 instead of new_name.
10655 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10657 PR tree-optimization/70602
10658 * tree-sra.c (generate_subtree_copies): Don't write anything into
10659 constant pool decls.
10661 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10662 regardless whether there are depend clauses or not.
10664 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10667 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10668 target attribute and pragma from changing the -mfloat128
10669 and -mfloat128-hardware options.
10671 * doc/extend.texi (Additional Floating Types): Document PowerPC
10672 __float128 restrictions.
10674 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10677 * config/aarch64/driver-aarch64.c
10678 (aarch64_get_extension_string_for_isa_flags): New.
10679 (arch_extension): Rename to...
10680 (aarch64_arch_extension): ...This.
10681 (ext_to_feat_string): Rename to...
10682 (aarch64_extensions): ...This.
10683 (aarch64_core_data): Keep track of architecture extension flags.
10684 (cpu_data): Rename to...
10685 (aarch64_cpu_data): ...This.
10686 (aarch64_arch_driver_info): Keep track of architecture extension
10688 (get_arch_name_from_id): Rename to...
10689 (get_arch_from_id): ...This, change return type.
10690 (host_detect_local_cpu): Update and reformat for renames, handle
10691 extensions through common infrastructure.
10693 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10696 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10697 track of a canonical flag name.
10698 (all_extensions): Likewise.
10699 (arch_to_arch_name): Also track extension flags enabled by the arch.
10700 (all_architectures): Likewise.
10701 (aarch64_parse_extension): Move to here.
10702 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10704 (aarch64_rewrite_selected_cpu): Update for above change.
10705 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10706 are handled, such that the single explicit value enabled by an
10707 extension is kept seperate from the implicit values it also enables.
10708 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10710 (aarch64_parse_extension): New.
10711 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10712 here to config/aarch64/aarch64-protos.h.
10713 (aarch64_parse_extension): Move from here to
10714 common/config/aarch64/aarch64-common.c.
10715 (aarch64_option_print): Update.
10716 (aarch64_declare_function_name): Likewise.
10717 (aarch64_start_file): Likewise.
10718 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10719 the canonical flag for extensions.
10720 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10723 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10725 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10728 2016-04-09 Tom de Vries <tom@codesourcery.com>
10730 PR tree-optimization/68953
10731 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10732 first to last subscript.
10734 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10736 PR tree-optimization/70586
10737 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10740 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10744 PR tree-optimization/70373
10745 PR middle-end/70533
10746 PR middle-end/70534
10747 PR middle-end/70535
10748 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10749 clauses for acc parallel reductions as necessary. Error on those
10751 * omp-low.c (scan_sharing_clauses): Don't install variables which
10752 are used in acc parallel reductions.
10753 (lower_rec_input_clauses): Remove dead code.
10754 (lower_oacc_reductions): Add support for reference reductions.
10755 (lower_reduction_clauses): Remove dead code.
10756 (lower_omp_target): Don't remap variables appearing in acc parallel
10758 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10760 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10762 PR middle-end/70593
10763 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10764 with multiple SSA_NAME defs, force the outputs other than first
10765 to be live before calling live_track_process_def on each output.
10767 PR rtl-optimization/70574
10768 * fwprop.c (forward_propagate_and_simplify): Don't add
10769 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10770 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10771 paradoxical subregs within *loc.
10773 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10775 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10776 -ftree-parallelize-loops={0,1}.
10777 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10778 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10779 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10780 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10781 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10783 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10786 * asan.c (instrument_derefs): If we get unknown location, extract it
10787 with EXPR_LOCATION.
10788 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10790 2016-04-08 Tom de Vries <tom@codesourcery.com>
10792 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10793 implicit firstprivate clause.
10795 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10798 * config/arm/thumb2.md (tst + branch-> lsls + branch
10799 peephole below *orsi_not_shiftsi_si): Require that condition
10800 register is dead after the peephole.
10801 (second peephole after the above): Likewise.
10803 2016-04-08 Alan Modra <amodra@gmail.com>
10806 * builtins.c (fold_builtin_classify): For IBM extended precision,
10807 look at just the high-order double to test for NaN.
10808 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10809 test just the high double for Inf but both doubles for subnormal
10812 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10814 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10815 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10816 node->simdclone->mask_mode != VOIDmode masks.
10817 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10818 earlier, use it instead of node->simdclone.
10819 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10820 Set clonei->mask_mode.
10822 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10825 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10826 Pass it through to cp_parser_already_scoped_statement.
10827 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10828 it through to cp_parser_statement.
10829 (cp_parser_statement): Pass IF_P through to
10830 cp_parser_iteration_statement.
10831 (cp_parser_pragma): Adjust call to
10832 cp_parser_iteration_statement.
10834 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10837 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10838 resolve a future -Wparentheses warning.
10839 * omp-low.c (scan_sharing_clauses): Likewise.
10840 * tree-parloops.c (eliminate_local_variables): Likewise.
10842 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10844 PR rtl-optimization/70398
10845 * lra-constraints.c (process_address_1): Check zero scale and code
10846 for reloading with zero scale.
10848 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10850 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10851 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10853 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10855 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10856 Add support for AVX512F clones, include them by default for
10857 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10858 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10861 PR middle-end/70550
10862 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10863 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10864 firstprivate clauses.
10865 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10866 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10867 (lower_omp_target): Set TREE_NO_WARNING for
10868 non-addressable possibly uninitialized vars which are copied into
10869 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10871 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10873 * config/pa/predicates.md (integer_store_memory_operand): Accept
10874 REG+D operands with a large offset when reload_in_progress is true.
10875 (floating_point_store_memory_operand): Likewise.
10877 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10880 * match.pd (nested int casts): Limit to GIMPLE.
10882 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10885 * ipa-devirt.c (maybe_record_node): Fix comment; use
10886 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10888 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10890 PR rtl-optimization/70542
10891 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10892 if there are any uses other than insn or debug insns.
10894 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10895 Jakub Jelinek <jakub@redhat.com>
10897 PR tree-optimization/70509
10898 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10899 Shift HOST_WIDE_INT_1U instead of 1.
10901 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10903 PR tree-optimization/70509
10904 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10905 of the vector base type for index.
10907 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10910 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10912 2016-04-05 Richard Biener <rguenther@suse.de>
10914 PR tree-optimization/70526
10915 * tree-sra.c (build_ref_for_offset): Use prev_base to
10916 extract the alias pointer type.
10918 2016-04-05 Richard Biener <rguenther@suse.de>
10920 * dse.c (struct store_info): Remove alias_set member.
10921 (struct read_info_type): Likewise.
10922 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10923 spill_deleted, clear_alias_set_lookup): Remove.
10924 (get_group_info): Remove dead base == NULL_RTX case.
10925 (dse_step0): Remove initialization of removed variables.
10926 (delete_dead_store_insn): Reomve alias set dumping.
10927 (free_read_records): Remove alias_set handling.
10928 (canon_address): Remove alias_set_out parameter.
10929 (record_store): Remove spill_alias_set, it's always zero.
10930 (check_mem_read_rtx): Likewise.
10931 (dse_step2): Rename from ...
10932 (dse_step2_nospill): ... this. Adjust.
10933 (scan_stores): Rename from ...
10934 (scan_stores_nospill): ... this.
10935 (scan_reads): Rename from ...
10936 (scan_reads_nospill): ... this.
10937 (scan_stores_spill, scan_reads_spill): Remove.
10938 (dse_step3_scan): Remove for_spills argument which is always false.
10939 (dse_step3): Likewise.
10940 (dse_step5): Rename from ...
10941 (dse_step5_nospill): ... this. Remove alias_set handling.
10942 (rest_of_handle_dse): Adjust.
10944 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10947 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10948 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10949 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10950 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10952 2016-04-05 Richard Biener <rguenther@suse.de>
10954 PR middle-end/70499
10955 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10956 non-register type temporaries into SSA.
10958 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10961 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10962 calls when sanitizing.
10963 (possible_polymorphic_call_target_p): Fix formatting.
10965 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10966 Jakub Jelinek <jakub@redhat.com>
10968 PR middle-end/70457
10969 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10970 to ensure a call statement is compatible with a built-in's
10972 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10975 2016-04-04 Richard Biener <rguenther@suse.de>
10977 PR rtl-optimization/70484
10978 * rtl.h (canon_output_dependence): Declare.
10979 * alias.c (canon_output_dependence): New function.
10980 * dse.c (record_store): Use canon_output_dependence rather
10981 than canon_true_dependence.
10983 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10986 * cgraph.h (symtab_node::copy_visibility_from): New function.
10987 * symtab.c (symtab_node::copy_visibility_from): New function.
10988 * ipa-visibility.c (optimize_weakref): New function.
10989 (function_and_variable_visibility): Use it.
10991 2016-04-04 Martin Liska <mliska@suse.cz>
10994 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10995 value that is really in range handled by SBR instruction.
10996 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10997 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10998 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11000 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11004 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11005 set, but not for SP_REG operands.
11007 2016-04-02 Martin Sebor <msebor@redhat.com>
11010 * fold-const.c (maybe_nonzero_address): New function.
11011 (fold_comparison): Call it. Fold equality and relational
11012 expressions involving null pointers.
11013 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11015 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11017 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11018 the "Y" constraint (scalar FP 0.0 immediate).
11020 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11021 Add the "const_double" to the list of operand constraints.
11023 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11025 PR rtl-optimization/70467
11026 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11027 If low word of the last operand is 0, just emit addition/subtraction
11030 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11033 * config/s390/s390.c (s390_expand_insv): Check for everything
11034 constant instead of just VOIDmode stuff.
11036 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11039 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11041 2016-04-01 Nathan Sidwell <nathan@acm.org>
11043 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11045 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11047 PR rtl-optimization/70461
11048 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11051 2016-03-31 Martin Liska <mliska@suse.cz>
11054 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11055 a tree value or an immediate integer value to a buffer
11056 that is eventually copied to a BRIG section.
11057 (emit_immediate_operand): Call the function here.
11058 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11059 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11060 of class' fields that are removed.
11061 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11062 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11063 m_brig_repr_size fields.
11065 2016-03-31 Martin Liska <mliska@suse.cz>
11068 * hsa-gen.c (hsa_function_representation::update_dominance): New
11070 (convert_addr_to_flat_segment): Likewise.
11071 (gen_hsa_memory_set): New alignment argument.
11072 (gen_hsa_ctor_assignment): Likewise.
11073 (gen_hsa_insns_for_single_assignment): Provide alignment
11074 to gen_hsa_ctor_assignment.
11075 (gen_hsa_insns_for_direct_call): Add new argument.
11076 (expand_lhs_of_string_op): New function.
11077 (expand_string_operation_builtin): Likewise.
11078 (expand_memory_copy): New function.
11079 (expand_memory_set): New function.
11080 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11081 (convert_switch_statements): Change signature.
11082 (generate_hsa): Use a return value of the function.
11083 (pass_gen_hsail::execute): Do not call
11084 convert_switch_statements here.
11085 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11086 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11087 (hsa_function_representation::update_dominance): New function.
11089 2016-03-31 Martin Liska <mliska@suse.cz>
11092 * hsa-brig.c (emit_directive_variable): Emit alignment
11093 according to hsa_symbol::m_align.
11094 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11095 (dump_hsa_symbol): Dump alignment of HSA symbols.
11096 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11097 (gen_hsa_addr_with_align): New function.
11098 (hsa_bitmemref_alignment): Use newly added function.
11099 (gen_hsa_insns_for_load): Likewise.
11100 (gen_hsa_insns_for_store): Likewise.
11101 (gen_hsa_memory_copy): New argument added.
11102 (gen_hsa_insns_for_single_assignment): Respect
11103 alignment for assignments processed via gen_hsa_memory_copy.
11104 (gen_hsa_insns_for_direct_call): Likewise.
11105 (gen_hsa_insns_for_return): Likewise.
11106 (gen_function_def_parameters): Set default alignment.
11107 * hsa.c (hsa_object_alignment): New function.
11108 (hsa_byte_alignment): Pasted function.
11109 * hsa.h (hsa_symbol::m_align): New field.
11111 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11113 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11114 scratch field for goto case.
11116 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11118 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11120 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11123 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11124 (scalar_chain::convert_insn): Call convert_op for reg
11125 moves to handle undefined registers.
11127 2016-03-31 Nathan Sidwell <nathan@acm.org>
11130 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11131 Assert we don't want to move backwards.
11133 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11136 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11138 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11140 PR rtl-optimization/70460
11141 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11142 with operand from REG_LABEL_OPERAND, instead substitute
11143 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11144 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11146 2016-03-31 Martin Liska <mliska@suse.cz>
11148 * passes.c (execute_one_pass): Do not call
11149 todo_after for a discarded function.
11151 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11153 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11154 (no_cost, infinite_cost): Initialize the new field.
11155 (get_computation_cost_at): Record setup cost.
11156 (determine_use_iv_cost_address): Skip cost computation for sub
11157 uses if we can estimate it without losing accuracy.
11159 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11161 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11163 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11164 max_loop_iterations_int.
11165 (tree_unswitch_outer_loop): Likewise.
11166 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11167 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11169 2016-03-30 Richard Biener <rguenther@suse.de>
11171 PR middle-end/70450
11172 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11174 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11177 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11178 in gen_blendm expander.
11180 2016-03-30 Nick Clifton <nickc@redhat.com>
11183 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11184 case where we are already provided with an SImode SUBREG.
11186 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11189 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11190 conflict between DRAP register and __builtin_eh_return.
11192 2016-03-30 Michael Matz <matz@suse.de>
11193 Richard Biener <rguenther@suse.de>
11196 * ipa-polymorphic-call.c (struct type_change_info): Change
11197 speculative to an unsigned allowing to limit the work we do.
11198 (csftc_abort_walking_p): New inline function..
11199 (check_stmt_for_type_change): Limit the number of may-defs
11200 skipped for speculative devirtualization to
11201 max-speculative-devirt-maydefs.
11202 * params.def (max-speculative-devirt-maydefs): New param.
11203 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11205 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11208 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11211 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11213 PR tree-optimization/59124
11214 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11215 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11217 2016-03-29 Jeff Law <law@redhat.com>
11219 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11221 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11223 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11226 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11228 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11229 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11230 gcrt0.o if linking dynamically.
11232 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11235 * ipa-devirt.c (methods_equal_p): New function.
11236 (compare_virtual_tables): Use it.
11237 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11238 * cgraphclones.c (clone_function_name_1): Use
11239 symbol_table::symbol_suffix_separator.
11240 * coverage.c (build_var): Likewise.
11241 * symtab.c (symbol_table::symbol_suffix_separator): New.
11243 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11245 PR rtl-optimization/70429
11246 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11247 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11248 mode != result_mode.
11251 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11253 PR tree-optimization/70405
11254 * ssa-iterators.h (num_imm_uses): Add missing braces.
11256 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11258 PR rtl-optimization/68695
11259 * ira-color.c (allocno_copy_cost_saving): New.
11260 (improve_allocation): Use it.
11262 2016-03-29 Richard Henderson <rth@redhat.com>
11264 PR middle-end/70355
11265 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11267 2016-03-29 Richard Biener <rguenther@suse.de>
11269 PR middle-end/70424
11270 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11271 use alignment returned by get_pointer_alignment_1 if it is
11272 bigger than BITS_PER_UNIT.
11273 * builtins.c (get_pointer_alignment_1): Do not return true
11274 for alignment extracted from SSA info.
11276 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11278 * config/ft32/ft32.opt (mnodiv): New.
11279 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11280 * doc/invoke.texi (FT32 Options -mnodiv): New.
11282 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11285 * config/i386/i386.md (define_split, andn): Fix modes.
11287 2016-03-26 Richard Biener <rguenther@suse.de>
11288 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11291 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11293 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11294 as 2nd argument to cl_optimization_restore().
11296 2016-03-25 Richard Henderson <rth@redhat.com>
11299 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11300 * config/aarch64/aarch64-protos.h: Declare it.
11301 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11303 2016-03-25 Alan Modra <amodra@gmail.com>
11306 * config/rs6000/constraints.md (j): Simplify.
11307 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11309 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11310 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11311 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11312 in all constraint alternatives.
11313 (movtd_64bit_nodm): Delete "j" constraint alternative.
11315 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11317 * tree-ssa-propagate.c: Enhance docs for
11318 SSA_PROP_NOT_INTERESTING.
11320 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11322 * doc/extend.texi: Fix typo in documentation to pure attribute.
11324 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11327 * config/pa/pa.md (bswapdi2): Use a scratch register.
11329 2016-03-24 Richard Henderson <rth@redhat.com>
11331 PR middle-end/69845
11332 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11335 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11337 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11338 using ix86_expand_binary_operator instead of gen_andsi3.
11340 2016-03-24 Richard Biener <rguenther@suse.de>
11342 PR tree-optimization/70396
11343 * tree-vect-stmts.c (vectorizable_comparison): Use
11344 get_vectype_for_scalar_type.
11346 2016-03-24 Richard Biener <rguenther@suse.de>
11348 PR middle-end/70370
11349 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11350 with register bases.
11352 2016-03-24 Richard Biener <rguenther@suse.de>
11354 PR tree-optimization/70372
11355 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11356 build_all_ones_cst to also handle vector types correctly.
11358 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11361 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11364 2016-03-23 Marek Polacek <polacek@redhat.com>
11367 * doc/invoke.texi: Document -Wignored-attributes.
11369 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11371 PR tree-optimization/69042
11372 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11373 parameter from 30 to 40.
11375 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11377 PR tree-optimization/69042
11378 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11379 for use with constant offset stripped in base.
11381 2016-03-23 Richard Biener <rguenther@suse.de>
11383 PR middle-end/70251
11384 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11385 mode compatibility check.
11386 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11388 2016-03-23 Jeff Law <law@redhat.com>
11390 PR tree-optimization/64058
11391 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11393 (struct ssa_conflicts): Move up earlier in the file.
11394 (conflicts_, var_map_): New static variables.
11395 (initialize_conflict_count): New function to initialize the
11396 CONFLICT_COUNT field for each conflict pair.
11397 (compare_pairs): Lazily initialize the conflict count and use it
11398 as the first tie-breaker.
11399 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11400 and wipe conflicts_ and map_ around the call to qsort. Remove
11401 special case for 2 coalesce pairs.
11402 * bitmap.c (bitmap_count_unique_bits): New function.
11403 (bitmap_count_bits_in_word): New function, extracted from
11405 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11406 * bitmap.h (bitmap_count_unique_bits): Declare it.
11408 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11411 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11412 transparent alias chain for decl assembler name.
11413 * config/sol2.c (solaris_assemble_visibility): Likewise.
11415 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11417 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11419 (v10_fdivs): Likewise.
11420 (v10_fdivd): Likewise.
11422 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11425 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11426 to not call fclose twice on file.
11428 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11430 PR tree-optimization/70354
11431 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11432 oprnd0 is wider than oprnd1 and there is a cast from the wider
11433 type to oprnd1, mask it with the mask of the narrower type.
11436 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11437 Optimize TARGET_STV splitters, if high or low word of last argument
11440 2016-03-22 Jeff Law <law@redhat.com>
11443 tree-ssa-threadbackward.c
11444 (fsm_find_control_statement_thread_paths): Correctly distinguish
11445 between old style jump threads vs FSM jump threads.
11447 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11450 * config/i386/i386.c (scalar_chain::convert_op): Support
11451 uninitialized register usage case.
11453 2016-03-22 Richard Biener <rguenther@suse.de>
11455 PR middle-end/70251
11456 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11458 (capture::gen_transform): ... to change behavior when substituting
11459 a condition into cond or not-cond expr context.
11460 (dt_simplify::gen_1): Adjust.
11461 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11462 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11463 last change and instead change to
11464 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11465 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11467 2016-03-22 Anthony Green <green@moxielogic.com>
11469 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11470 issue for moxiebox targets.
11471 (CC1PLUS_SPEC): Ditto.
11473 2016-03-22 Richard Biener <rguenther@suse.de>
11475 PR middle-end/70333
11476 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11479 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11481 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11483 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11486 * config/i386/i386.c (def_builtin): Handle
11487 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11489 (const struct builtin_description bdesc_special_args[]):
11490 Remove duplicate ISA bits.
11492 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11495 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11496 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11497 in a way that works also for AVX512BW.
11500 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11501 instead of source if operands[1] is xmm16 and above and
11502 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11503 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11506 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11507 on assign if (*from_p) is a comparison, set it to
11508 TREE_NO_WARNING (*from_p).
11510 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11512 PR middle-end/70326
11513 * lra.c (restore_scratches): Ignore deleted insns.
11515 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11516 Jakub Jelinek <jakub@redhat.com>
11518 PR tree-optimization/70317
11519 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11522 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11525 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11526 of ix86_expand_move.
11528 (movti): Use general_operand for operand 1 predicate.
11530 2016-03-21 Martin Liska <mliska@suse.cz>
11532 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11534 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11536 2016-03-21 Martin Liska <mliska@suse.cz>
11539 * ipa-icf.c (sem_function::parse): Skip static
11540 constructors and destructors.
11542 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11545 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11546 function-like macro, peek following token(s) if it is followed
11547 by CPP_OPEN_PAREN token with optional padding in between, and
11548 if not, don't treat it like a macro.
11550 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11551 Alexander Monakov <amonakov@ispras.ru>
11553 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11554 for the stabs debug format.
11556 2016-03-21 Richard Biener <rguenther@suse.de>
11558 PR tree-optimization/70310
11559 * tree-vect-generic.c (expand_vector_condition): Fold the built
11562 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11565 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11566 Block third alternative for AVX-512VL target,
11568 2016-03-21 Martin Liska <mliska@suse.cz>
11571 * hsa-brig.c (emit_function_directives): Mark unemitted
11572 global variables for emission.
11573 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11574 (get_symbol_for_decl): Likewise.
11575 * hsa.h (struct hsa_symbol): New flag.
11577 2016-03-21 Richard Biener <rguenther@suse.de>
11579 PR tree-optimization/70288
11580 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11581 we do not estimate unsimplified all-constant conditionals or
11582 switches as optimized away.
11584 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11586 PR rtl-optimization/69102
11587 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11588 when we have a readonly dependency context.
11590 2016-03-18 Jeff Law <law@redhat.com>
11592 PR rtl-optimization/70263
11593 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11594 (update_equiv_regs): When trying to move a store to after the insn
11595 that sets the source of the store, make sure the store occurs after
11596 the insn that sets the source of the store. When successful note
11597 the REG_EQUIV note created in the dump file.
11599 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11600 Bernd Schmidt <bschmidt@redhat.com>
11602 * doc/extend.texi: Document more potential problems with basic asms.
11604 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11606 PR rtl-optimization/70278
11607 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11610 2016-03-18 Jason Merrill <jason@redhat.com>
11612 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11614 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11616 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11617 values to 128b regs.
11619 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11621 PR tree-optimization/70252
11622 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11623 boolean vector has a proper number of elements.
11624 (supportable_narrowing_operation): Likewise.
11626 2016-03-18 Tom de Vries <tom@codesourcery.com>
11629 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11631 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11633 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11634 instead of replace_rtx for DEBUG_INSNs.
11636 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11638 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11639 load type reservations.
11641 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11644 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11645 define_constraint for "Q" and "T" constraints.
11647 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11649 Tweak the pipeline model for Exynos M1
11651 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11654 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11657 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11658 where one or both locations aren't within a line_map.
11660 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11663 * opts.c (finish_options): Don't set flag_pie to the default if
11664 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11667 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11669 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11670 true as ALL_REGS argument to replace_rtx.
11672 2016-03-17 Richard Biener <rguenther@suse.de>
11675 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11678 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11681 * rtl.h (replace_rtx): Add ALL_REGS argument.
11682 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11683 equality and assert mode is the same, instead of just rtx pointer
11685 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11686 true as ALL_REGS argument to replace_rtx.
11688 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11690 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11691 for boolean vector with vector mode only.
11692 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11694 2016-03-17 Nick Clifton <nickc@redhat.com>
11697 * config/rx/rx.c (rx_print_integer): Print negative constants in
11700 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11703 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11705 2016-03-16 Richard Henderson <rth@redhat.com>
11706 Richard Biener <rguenth@suse.de>
11708 PR middle-end/70240
11709 PR middle-end/68215
11711 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11712 first operand as is_gimple_condexpr.
11714 PR middle-end/70240
11715 PR middle-end/68215
11717 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11718 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11719 Do not gimplify the result.
11720 (do_unop): Adjust call to tree_vec_extract.
11721 (do_binop): Likewise.
11722 (do_compare): Likewise.
11723 (do_plus_minus): Likewise.
11724 (do_negate): Likewise.
11725 (expand_vector_condition): Likewise.
11726 (do_cond): Likewise.
11728 2016-03-16 Richard Henderson <rth@redhat.com>
11731 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11732 (aarch64_classify_address): Use it.
11733 (aarch64_legitimize_address): Force all subexpressions of PLUS
11734 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11736 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11737 Richard Biener <rguenth@suse.de>
11740 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11741 return to even if only REGNO is equal, and assert
11744 2016-03-11 Jeff Law <law@redhat.com>
11746 PR rtl-optimization/70224
11747 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11749 2016-03-16 Richard Henderson <rth@redhat.com>
11751 PR middle-end/70199
11752 * function.h (struct function): Add has_forced_label_in_static.
11753 * gimplify.c (force_labels_r): Set it.
11754 * lto-streamer-in.c (input_struct_function_base): Read it.
11755 * lto-streamer-out.c (output_struct_function_base): Write it.
11756 * tree-inline.c (has_label_address_in_static_1): Remove.
11757 (copy_forbidden): Remove fndecl parameter; test
11758 has_forced_label_in_static.
11759 (inline_forbidden_p): Update call to copy_forbidden.
11760 (tree_versionable_function_p): Likewise.
11761 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11762 (chkp_versioning): Likewise.
11763 * tree-inline.h (copy_forbidden): Update decl.
11765 2016-03-16 Marek Polacek <polacek@redhat.com>
11768 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11769 function being thunked if the result type doesn't have fixed size.
11770 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11771 doesn't have fixed size.
11773 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11775 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11776 reporting malformed loop nest.
11778 2016-03-16 Tom de Vries <tom@codesourcery.com>
11781 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11782 nodes.length () == 1 test to before first nodes[0] access.
11784 2016-03-16 Tom de Vries <tom@codesourcery.com>
11786 PR tree-optimization/68715
11787 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11788 single_pred_p test.
11790 2016-03-16 Tom de Vries <tom@codesourcery.com>
11792 PR tree-optimization/68809
11793 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11796 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11797 Sandra Loosemore <sandra@codesourcery.com>
11799 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11800 on leaf attribute. Mention ELF interposition problems.
11802 2016-03-16 Alan Modra <amodra@gmail.com>
11804 PR rtl-optimization/69195
11805 PR rtl-optimization/47992
11806 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11809 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11812 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11814 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11816 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11818 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11820 PR rtl-optimization/70222
11821 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11822 optimization if mode is different from result_mode, queue up masking
11823 of the result in outer_op. Formatting fix.
11825 PR middle-end/70239
11826 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11829 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11831 PR rtl-optimization/69032
11832 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11833 looping backwards over basic block insns.
11835 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11838 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11839 to non-speculative when propagating trap bits.
11841 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11843 PR rtl-optimization/63384
11844 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11845 DEBUG_INSN_P insns.
11847 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11850 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11851 factored out from ...
11852 (sched_analyze_insn): ... here.
11853 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11854 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11855 get_implicit_reg_pending_clobbers in it.
11856 (setup_id_reg_sets): Use setup_id_implicit_regs.
11857 (deps_init_id): Ditto.
11859 2016-03-15 Tom de Vries <tom@codesourcery.com>
11862 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11864 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11865 execute_function_dump.
11866 (execute_one_pass): Don't dump function if it will be dumped after ipa
11869 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11871 * genrecog.c (match_pattern_2): If pred is NULL don't call
11872 safe_predicate_mode on it.
11874 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11876 PR middle-end/70219
11877 * lra-constraints.c (delete_move_and_clobber): Change assertion
11878 to also allow dregno == 0.
11880 2016-03-14 Richard Henderson <rth@redhat.com>
11883 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11884 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11885 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11886 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11889 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11892 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11894 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11896 * lra-constraints.c (split_reg): For hard regs, try to find the
11897 biggest single-register mode used in the function.
11899 2016-03-14 Richard Biener <rguenther@suse.de>
11901 PR tree-optimization/56365
11902 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11903 constants to compare against.
11905 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11908 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11909 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11910 (define_split for the GPR case): Use int_reg_operand instead of
11911 gpc_reg_operand for the output.
11913 2016-03-14 Tom de Vries <tom@codesourcery.com>
11915 PR tree-optimization/70045
11916 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11917 create_empty_if_region_on_edge argument.
11919 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11921 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11922 (STACK_CHECK_PROTECT): Likewise.
11923 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11924 (STACK_CHECK_PROTECT): Likewise.
11925 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11926 (STACK_CHECK_PROTECT): Likewise.
11927 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11928 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11929 (STACK_CHECK_PROTECT): Likewise.
11931 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11933 PR rtl-optimization/69307
11934 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11935 registers in modes that span more than one register.
11937 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11940 * lra-constraints.c (delete_move_and_clobber): New.
11941 (remove_inheritance_pseudos): Use it.
11943 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11946 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11947 the libcall is LCT_THROW.
11948 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11949 for the checking routine.
11951 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11954 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11955 optimization if we have direct move.
11956 (roundu32<mode>2_fprs): Likewise.
11958 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11961 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11963 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11964 Arguments swapped. All callers changed. Take reg_renumber into
11965 account, and Calculate and compare register ranges for hard regs.
11967 2016-03-11 Jeff Law <law@redhat.com>
11969 PR tree-optimization/70190
11970 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11971 Handle cases where we can not extract the taken edge, even though we
11972 found a constant value.
11974 PR tree-optimization/64058
11975 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11976 (num_coalesce_pairs): Move up earlier in file.
11977 (find_coalesce_pair): Initialize the INDEX field for each pair
11979 (compare_pairs): No longer sort on the elements in each pair.
11980 Instead break ties with the index of the coalesce pair.
11982 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11985 * config/aarch64/aarch64-protos.h
11986 (aarch64_save_restore_target_globals): New prototype.
11987 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11988 Call the above when popping pragma.
11989 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11991 (aarch64_set_current_function): Rewrite using the above.
11993 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11995 PR tree-optimization/70177
11996 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11997 (extract_ops_from_tree): ... this. In the 2 argument
11998 overload remove _1 suffix.
11999 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12000 (extract_ops_from_tree): ... this.
12001 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12003 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12004 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12005 extract_ops_from_tree instead of 2 operand one.
12007 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12009 PR tree-optimization/70013
12010 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12011 for constant-pool entries.
12013 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12015 PR rtl-optimization/70174
12016 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12017 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12019 PR tree-optimization/70169
12020 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12021 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12024 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12025 Jakub Jelinek <jakub@redhat.com>
12028 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12029 of uninitialized values.
12031 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12033 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12035 ("*trunctddd2"): New pattern definition.
12036 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12039 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12041 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12042 definitions for BFP and DFP rounding modes.
12043 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12044 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12045 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12046 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12049 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12051 * config/s390/constraints.md: Adjust comment.
12052 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12053 s390_decompose_addrstyle_without_index.
12054 * config/s390/predicates.md (shift_count_or_setmem_operand):
12055 Rename to setmem_operand.
12056 * config/s390/s390-protos.h
12057 (s390_decompose_shift_count): Rename to
12058 s390_decompose_addrstyle_without_index.
12059 * config/s390/s390.c (s390_decompose_shift_count)
12060 (s390_mem_constraint, print_shift_count_operand)
12061 (print_operand_address, print_operand): Rename
12062 s390_decompose_shift_count to
12063 s390_decompose_addrstyle_without_index and rename
12064 print_shift_count_operand to print_addrstyle_operand troughout the
12066 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12067 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12068 Rename shift_count_or_setmem_operand to setmem_operand.
12069 * config/s390/vx-builtins.md ("vec_insert<mode>")
12070 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12073 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12076 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12077 Handle overlapping retval and newval.
12079 2016-03-10 Nick Clifton <nickc@redhat.com>
12082 * config/aarch64/aarch64.c
12083 (aarch64_override_options_after_change_1): When forcing
12084 flag_omit_frame_pointer to be true, use a special value that can
12085 be detected if this function is called again, thus preventing
12086 flag_omit_leaf_frame_pointer from being forced to be false.
12088 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12090 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12091 Set x_flag_omit_leaf_frame_pointer when handling
12092 -momit-leaf-frame-pointer.
12094 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12097 * cgraph.c (cgraph_node::dump): Dump split_part and
12098 indirect_call_target.
12099 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12100 * ipa.c (has_addr_references_p): Cleanup.
12101 (is_indirect_call_target_p): New.
12102 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12103 called indirectly as local.
12104 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12106 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12109 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12110 on cxa_pure_virtual.
12112 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12115 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12117 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12120 * tree.c (need_assembler_name_p): Only record main variant type names.
12122 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12125 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12126 Always define to 0 or 1.
12127 (TARGET_FIX_ERR_A53_843419): New macro.
12128 * config/aarch64/aarch64-elf-raw.h
12129 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12130 * config/aarch64/aarch64-linux.h: Likewise.
12131 * config/aarch64/aarch64.c
12132 (aarch64_override_options_after_change_1): Do not default
12133 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12135 (aarch64_attributes): Handle fix-cortex-a53-843419.
12136 (aarch64_can_inline_p): Likewise.
12137 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12139 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12140 Jakub Jelinek <jakub@redhat.com>
12142 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12143 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12144 DECL_COMMONS if flag_unconstrained_commons is set.
12145 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12146 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12147 (funconstrained-commons): Document.
12149 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12151 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12152 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12154 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12156 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12157 has a proper number of elements.
12159 2016-03-10 Alan Modra <amodra@gmail.com>
12161 PR rtl-optimization/69195
12162 PR rtl-optimization/47992
12163 * ira.c (recorded_label_ref): Delete.
12164 (update_equiv_regs): Return void.
12165 (indirect_jump_optimize): New function.
12166 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12167 before regstat_compute_ri. Don't rebuild_jump_labels here.
12168 Delete update_regstat.
12170 2016-03-10 Richard Biener <rguenther@suse.de>
12172 PR tree-optimization/70128
12173 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12174 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12176 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12178 PR tree-optimization/70152
12179 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12180 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12183 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12184 instead of gen_sse2_loadlpd.
12185 * config/i386/sse.md (*vec_concatv2df): Rename to...
12186 (vec_concatv2df): ... this.
12188 PR tree-optimization/70127
12189 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12191 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12195 * diagnostic-show-locus.c (compatible_locations_p): New function.
12196 (layout::layout): Sanitize ranges using compatible_locations_p.
12198 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12202 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12203 location_range param with three const expanded_locations * and a
12205 (layout::layout): Replace call to
12206 rich_location::lazily_expand_location with get_expanded_location.
12207 Extract the range and perform location expansion here, passing
12208 the results to the layout_range ctor.
12209 * diagnostic.c (source_range::debug): Delete.
12210 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12211 of rich_location::get_expanded_location.
12212 * gcc-rich-location.c (get_range_for_expr): Delete.
12213 (gcc_rich_location::add_expr): Reimplement to avoid the
12214 rich_location::add_range overload that took a location_range,
12215 passing a location_t instead.
12217 2016-03-09 Richard Biener <rguenther@suse.de>
12218 Jakub Jelinek <jakub@redhat.com>
12220 PR tree-optimization/70138
12221 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12222 Also skip vect_double_reduction_def.
12224 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12227 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12228 if the operand is "m".
12230 2016-03-09 Nathan Sidwell <nathan@acm.org>
12232 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12234 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12236 * config/i386/i386.c (processor_target_table): Fix cost table
12237 intialization order for znver1.
12239 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12241 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12242 - becuase -> because.
12243 * ipa-reference.c (ignore_module_statics): Likewise.
12244 * cgraph.c (cgraph_node::get_body): Likewise.
12245 * ipa-inline.c (early_inliner): Likewise.
12246 * ipa-devirt.c (types_same_for_odr): Likewise.
12247 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12248 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12250 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12252 * tree-ssa-math-opts.c: Fix typo in comment.
12254 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12257 * config/i386/i386.c (scalar_chain::make_vector_copies,
12258 scalar_chain::convert_reg): Call end_sequence in between
12259 get_insns and emit_conversion_insns rather than after both
12262 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12265 * config/i386/i386.h (machine_function): Add
12266 pc_thunk_call_expanded flag.
12267 (ix86_pc_thunk_call_expanded): New define.
12268 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12269 (*set_got): Rename insn pattern from set_got.
12270 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12271 * config/i386/i386.c (ix86_compute_frame_layout): Use
12272 ix86_pc_thunk_call_expanded to prevent red-zone.
12274 2016-03-07 Martin Jambor <mjambor@suse.cz>
12276 * hsa.h (hsa_get_ctor_statements): Declare.
12277 (hsa_get_dtor_statements): Likewise.
12278 (hsa_get_kernel_dispatch_type): Likewise.
12279 * hsa.c (hsa_get_ctor_statements): New function.
12280 (hsa_get_dtor_statements): Likewise.
12281 (hsa_get_kernel_dispatch_type): Likewise.
12282 * hsa-brig.c (hsa_cdtor_statements): Removed.
12283 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12284 hsa_get_dtor_statements.
12285 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12286 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12288 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12290 * config/arm/arm-cores.def (cortex-r8): New.
12291 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12292 * config/arm/arm-tune.md: Likewise.
12293 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12295 2016-03-07 Martin Sebor <msebor@redhat.com>
12297 PR rtl-optimization/19705
12298 * doc/invoke.texi (Options That Control Optimization): Clarify
12299 -fno-branch-count-reg.
12301 2016-02-26 Richard Biener <rguenther@suse.de>
12302 Jeff Law <law@redhat.com>
12304 PR tree-optimization/69740
12305 * cfghooks.c (remove_edge): Request loop fixups if we delete
12306 an edge that might turn an irreducible loop into a natural
12308 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12309 Move after definition of loops_state_clear.
12311 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12313 PR rtl-optimization/69052
12314 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12317 2016-03-07 Tom de Vries <tom@codesourcery.com>
12319 PR tree-optimization/70116
12320 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12321 is_tm_ending stmts and ubsan/asan internal functions.
12322 (find_duplicate): Use it. Don't test is_tm_ending here.
12324 2016-03-07 Richard Biener <rguenther@suse.de>
12326 PR tree-optimization/70115
12327 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12328 (propagate_constants_for_unrolling): Use replace_uses_by.
12330 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12332 PR middle-end/69916
12333 * omp-low.c (struct oacc_loop): Add ifns.
12334 (new_oacc_loop_raw): Initialize it.
12335 (finish_oacc_loop): Clear mask & flags if no ifns.
12336 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12337 (oacc_loop_xform_loop): Add ifns arg & adjust.
12338 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12340 2016-03-07 Richard Henderson <rth@redhat.com>
12343 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12344 (insert_value_copy_on_edge): Likewise.
12346 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12348 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12350 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12353 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12355 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12357 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12359 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12361 Fix sseimul type attribute.
12362 * config/i386/znver1.md
12363 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12364 znver1_sseimul_avx256_load) : Fix the type attribute.
12365 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12366 pipe usage and latency.
12368 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12371 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12372 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12375 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12378 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12380 PR rtl-optimization/69941
12381 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12382 the reg share its mode.
12384 2016-03-04 Jeff Law <law@redhat.com>
12386 PR tree-optimization/69196
12387 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12388 If the both SSA_NAMEs are anonymous, then consider them unassociated
12389 and include the PHI in the statement count.
12391 2016-03-05 Tom de Vries <tom@codesourcery.com>
12393 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12394 construct in oacc routine. Check for oacc region in oacc routine.
12396 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12399 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12400 2016-02-22 changes, instead don't recurse if RECUR is already true.
12401 Don't change *dynamic_check if RECUR. Adjust recursive caller
12402 to pass true to the new argument.
12403 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12406 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12407 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12409 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12411 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12413 PR rtl-optimization/57676
12414 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12415 with flag_checking.
12417 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12419 * tree-vect-patterns.c (search_type_for_mask): Handle
12420 comparison of booleans.
12422 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12424 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12428 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12429 all other ops that have dw_val_class_die_ref operands,
12430 and DW_OP_GNU_entry_value.
12432 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12434 PR rtl-optimization/69904
12435 * config/arm/arm.c (arm_cannot_copy_insn_p):
12436 Return true for load-exclusive instructions.
12438 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12441 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12442 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12443 the pattern no matter if it is used just by non-pattern, pattern
12445 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12446 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12447 oprnd1 def_stmt is in pattern, don't look through it.
12449 2016-03-03 Marek Polacek <polacek@redhat.com>
12451 PR middle-end/70050
12452 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12454 2016-03-03 Martin Liska <mliska@suse.cz>
12456 PR tree-optimization/70043
12457 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12458 previous statement if we see a debug statement.
12460 2016-03-03 Richard Biener <rguenther@suse.de>
12462 PR tree-optimization/55936
12463 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12464 parameter and guard unsafe equivalence use.
12465 (vrp_evaluate_conditional_warnv_with_ops): Always use
12466 safe equivalences but not via the quadratic compare_names
12469 2016-03-03 Michael Collison <michael.collison@linaro.org>
12472 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12473 for operand 1 to s_register_operand. Change predicate for operand
12474 2 to arm_not_immediate_operand.
12476 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12478 * doc/tm.texi: Regenerated.
12480 2016-03-02 Richard Henderson <rth@redhat.com>
12483 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12484 simplification when all args are positive non-fixed registers.
12486 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12488 * target.def (lra_p): Specify that new ports should use LRA.
12490 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12493 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12494 gimplify_type_sizes the type they refer to.
12495 (omp_notice_variable): Handle reference vars to VLAs.
12496 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12497 reference to VLA decls in the second pass instead of first pass.
12499 2016-03-02 Tom de Vries <tom@codesourcery.com>
12501 PR tree-optimization/68659
12502 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12503 new_expr == NULL_TREE.
12504 (get_new_name): Handle ADDR_EXPR.
12506 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12508 PR rtl-optimization/69052
12509 * loop-invariant.c (canonicalize_address): New function.
12510 (inv_can_prop_to_addr_use): Check validity of address expression
12511 which is canonicalized by above function.
12513 2016-03-02 Alan Modra <amodra@gmail.com>
12516 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12519 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12522 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12523 (*movhi_internal): Put mask moves from and to memory separately
12524 from moves from/to GPRs.
12526 2016-03-02 Richard Biener <rguenther@suse.de>
12528 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12529 GENERIC expressions in GIMPLE.
12531 2016-03-02 Richard Biener <rguenther@suse.de>
12533 * config/i386/i386.c (type_natural_mode): Fix typo.
12535 2016-03-02 Nick Clifton <nickc@redhat.com>
12537 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12539 2016-03-02 Richard Biener <rguenther@suse.de>
12540 Uros Bizjak <ubizjak@gmail.com>
12543 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12545 2016-03-02 Richard Biener <rguenther@suse.de>
12547 PR middle-end/67278
12548 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12550 2016-03-02 Marek Polacek <polacek@redhat.com>
12553 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12554 "is promoted to" warning.
12556 2016-03-01 DJ Delorie <dj@redhat.com>
12558 * config.gcc: Deprecate mep-*.
12560 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12562 PR middle-end/70025
12563 * lra-constraints.c (regno_val_use_in): New.
12564 (match_reload): Use it instead of regno_use_in.
12566 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12568 PR rtl-optimization/70007
12569 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12570 references present in REG_EQUAL notes attached to non-SET patterns.
12572 2016-03-01 Jeff Law <law@redhat.com>
12574 PR tree-optimization/69196
12575 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12576 Appropriately clamp the number of statements to copy when the
12577 thread path does not traverse a loop backedge.
12579 PR tree-optimization/69196
12580 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12581 Do count some PHIs in the thread path against the insn count. Decrease
12582 final statement count by one as the control statement in the last
12583 block will get removed. Remove special cased code for handling PHIs
12586 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12589 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12590 asm dialect alternatives to explicit GOTPCREL calls.
12592 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12595 * ira.c (do_reload): Issue warning for generic stack checking here...
12596 * reload1.c (reload): ...instead of here and streamline it.
12598 2016-03-01 Nick Clifton <nickc@redhat.com>
12600 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12602 2016-03-01 Richard Biener <rguenther@suse.de>
12604 PR tree-optimization/69983
12605 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12606 types and fall back to operand_equal_p.
12608 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12611 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12613 * config/s390/constraints.md ("jm8"): New constraint.
12614 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12616 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12618 ("*setmem_long<setmem_and>"): New pattern.
12619 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12621 ("*setmem_long_31z<setmem_and>"): New pattern.
12622 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12623 New substitution rules with the required attributes.
12626 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12629 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12631 * gensupport.c (process_substs_on_one_elem): Split loop to
12632 complete mark_operands_used_in_match_dup on all expressions in the
12634 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12635 and remove function.
12637 2016-03-01 Richard Biener <rguenther@suse.de>
12639 PR middle-end/70022
12640 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12641 vector BIT_FIELD_REF extract.
12643 2016-03-01 Richard Biener <rguenther@suse.de>
12645 PR tree-optimization/69994
12646 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12648 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12650 PR tree-optimization/69956
12651 * tree-vect-stmts.c (supportable_widening_operation): Support
12652 multi-step conversion of boolean vectors.
12653 (supportable_narrowing_operation): Likewise.
12655 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12657 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12660 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12662 * config/s390/subst.md (DSI_VI): New mode iterator.
12663 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12664 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12665 the insn definition.
12666 ("*vec_set<mode>"): Change predicate and add alternative to
12667 support only either register or const_int operands as element
12669 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12671 ("vec_extract<mode>"): New expander.
12672 ("*vec_extract<mode>"): New insn definition supporting reg and
12673 const_int element selectors.
12674 ("*vec_extract<mode>_plus"): New insn definition supporting
12675 reg+const_int element selectors.
12676 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12677 following expander+insn definition.
12678 ("<vec_shifts_name><mode>3"): New expander.
12679 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12681 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12683 * config/s390/s390.md ("*tabort_1"): Change predicate to
12684 nonmemory_operand. Add a second alternative to cover
12685 register as well as const int operands.
12686 ("*tabort_1_plus"): New pattern definition.
12688 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12690 * config/s390/s390.md ("*ashrdi3_cc_31")
12691 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12692 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12693 Merge insn definitions into ...
12694 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12695 New pattern definition.
12696 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12697 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12698 ("*ashr<mode>3_and"): Merge insn definitions into ...
12699 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12700 New pattern definition.
12701 * config/s390/subst.md ("addr_style_op_cc_subst")
12702 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12703 substitutions patterns plus attributes.
12704 Add ashiftrt to SUBST iterator.
12706 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12708 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12709 op2 to nonmemory_operand.
12710 ("*<shift>di3_31", "*<shift>di3_31_and"):
12711 Merge into single pattern definition ...
12712 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12713 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12714 pattern definition ...
12715 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12716 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12719 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12721 * config/s390/predicates.md (const_int_6bitset_operand): New
12723 * config/s390/s390.md: Include subst.md.
12724 ("rotl<mode>3"): New expander.
12725 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12727 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12728 * config/s390/subst.md: New file.
12730 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12732 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12733 Remove RRR type. It doesn't really exist.
12734 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12736 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12737 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12738 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12739 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12740 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12741 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12742 `enabled' attribute.
12744 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12746 * gensupport.c (process_substs_on_one_elem): Split loop to
12747 complete mark_operands_used_in_match_dup on all expressions in the
12749 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12750 and remove function.
12752 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12755 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12756 (CEIL_NWORDS): ...this. Use CEIL macro.
12757 (compute_fp_layout): Adjust to above renaming.
12758 (function_arg_union_value): Likewise.
12759 (sparc_arg_partial_bytes): Likewise.
12760 (sparc_function_arg_advance): Likewise.
12762 2016-02-29 Jeff Law <law@redhat.com>
12764 PR tree-optimization/70005
12765 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12766 where an object with a boolean range is compared against a value
12769 PR tree-optimization/69999
12770 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12771 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12774 2016-02-29 Richard Biener <rguenther@suse.de>
12776 PR tree-optimization/69994
12777 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12778 (get_unary_op): Look through nop conversions.
12779 (ops_equal_values_p): New function, look for equality diregarding
12781 (eliminate_plus_minus_pair): Use ops_equal_values_p
12782 (repropagate_negates): Do not use get_unary_op here.
12784 2016-02-29 Martin Liska <mliska@suse.cz>
12786 * system.h: Poison ENABLE_CHECKING macro.
12788 2016-02-29 Martin Liska <mliska@suse.cz>
12790 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12791 is presented in dump flags.
12792 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12793 (hsa_regalloc): Likewise.
12795 2016-02-19 Richard Biener <rguenther@suse.de>
12797 PR tree-optimization/69980
12798 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12799 permutation of those we need to keep.
12801 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12804 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12805 (NWORDS_UP): ...this
12806 (init_cumulative_args): Minor tweaks.
12807 (sparc_promote_function_mode): Likewise.
12808 (scan_record_type): Delete.
12809 (traverse_record_type): New function template.
12810 (classify_data_t): New structure type.
12811 (classify_registers): New inline function.
12812 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12813 exhausted. Instantiate traverse_record_type on classify_registers and
12814 deal with the case of a structure passed in slot #15 with no FP field
12816 (assign_data_t): New structure type.
12817 (compute_int_layout): New static function.
12818 (compute_fp_layout): Likewise.
12819 (count_registers): New inline function.
12820 (assign_int_registers): New static function.
12821 (assign_fp_registers): Likewise.
12822 (assign_registers): New inline function.
12823 (function_arg_record_value_1): Delete.
12824 (function_arg_record_value_2): Likewise.
12825 (function_arg_record_value_3): Likewise.
12826 (function_arg_record_value): Adjust to above changes. Instantiate
12827 traverse_record_type on count_registers to first count the number of
12828 registers to be used and then on assign_registers to assign them.
12829 (function_arg_union_value): Adjust to above renaming.
12830 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12831 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12832 case of a structure passed in slot #15
12833 (sparc_function_arg_advance): Likewise.
12834 (function_arg_padding): Minor tweak.
12836 2016-02-29 Richard Biener <rguenther@suse.de>
12838 PR tree-optimization/69720
12839 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12840 the adjustment_def path for possibly vectorized defs.
12841 (vect_create_epilog_for_reduction): Handle vectorized initial
12844 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12846 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12848 2016-02-27 Jeff Law <law@redhat.com>
12851 2016-02-26 Richard Biener <rguenther@suse.de>
12852 Jeff Law <law@redhat.com>
12854 PR tree-optimization/69740
12855 * cfghooks.c (remove_edge): Request loop fixups if we delete
12856 an edge that might turn an irreducible loop into a natural
12859 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12861 PR rtl-optimization/69896
12862 * tree-vect-generic.c (get_compute_type): Avoid single element
12865 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12867 Rename the AArch64 tuning option and related functions to enable the
12868 Newton series for the reciprocal square root to reflect its
12869 approximative characteristic.
12871 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12872 function to "aarch64_emit_approx_rsqrt".
12873 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12874 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12875 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12876 (xgene1_tunings): Likewise.
12877 (use_rsqrt_p): Likewise.
12878 (aarch64_emit_swrsqrt): Use new function name.
12879 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12880 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12881 text explaining this option.
12882 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12884 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12887 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12888 complain about -mallow-movmisalign without -mvsx if
12889 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12891 2016-02-26 Joel Sherrill <joel@rtems.org>
12893 * config.gcc: Add x86_64-*-rtems*.
12894 * config/i386/rtems-64.h: New file.
12896 2016-02-26 Joel Sherrill <joel@rtems.org>
12898 * config.gcc: Add aarch64-*-rtems*.
12899 * config/aarch64/rtems.h: New file.
12901 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12904 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12905 shift amount using %h. Add comment.
12907 2016-02-26 Richard Biener <rguenther@suse.de>
12908 Jeff Law <law@redhat.com>
12910 PR tree-optimization/69740
12911 * cfghooks.c (remove_edge): Request loop fixups if we delete
12912 an edge that might turn an irreducible loop into a natural
12915 2016-02-26 Martin Jambor <mjambor@suse.cz>
12917 PR middle-end/69920
12918 * tree-sra.c (sra_modify_assign): Do not remove loads of
12919 uninitialized aggregates to SSA_NAMEs.
12921 2016-02-26 Richard Henderson <rth@redhat.com>
12924 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12925 pseudo in case the target rtx matches the source of the left
12928 2016-02-26 Martin Jambor <mjambor@suse.cz>
12931 * hsa.h (hsa_type_packed_p): Declare.
12932 * hsa.c (hsa_type_packed_p): New function.
12933 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12935 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12936 * hsa-brig.c (emit_basic_insn): Likewise.
12938 2016-02-26 Martin Jambor <mjambor@suse.cz>
12941 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12943 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12945 2016-02-26 Martin Jambor <mjambor@suse.cz>
12947 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12948 hsa_op_with_type operands.
12949 (hsa_unsigned_type_for_type): Declare.
12950 * hsa.c (hsa_unsigned_type_for_type): New function.
12951 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12952 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12953 the finalizer. Do not emit extra move.
12955 2016-02-26 Martin Jambor <mjambor@suse.cz>
12957 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12958 atomic operations in private segment.
12960 2016-02-26 Martin Jambor <mjambor@suse.cz>
12962 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12963 statements to wi->info. Also disallow omp simd constructs.
12964 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12965 for not gridifying. Dump special string for omp_for.
12967 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12970 * config/aarch64/aarch64.c (aarch64_set_current_function):
12971 Save/restore target globals when switching to
12972 target_option_default_node.
12974 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12977 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12978 Return 0 if !SHIFT_COUNT_TRUNCATED.
12980 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12981 Eric Botcazou <ebotcazou@adacore.com>
12983 PR rtl-optimization/69891
12984 * dse.c (scan_insn): If we can't figure out memset arguments
12985 or they are non-constant, call clear_rhs_from_active_local_stores.
12987 2016-02-26 Martin Liska <mliska@suse.cz>
12989 * doc/extend.texi: Mention clog10, clog10f an clog10l
12990 in Builtins section.
12992 2016-02-26 Martin Liska <mliska@suse.cz>
12994 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12996 (resolve_args_picking_1): Likewise.
12997 * dwarf2out.h (struct GTY): Likewise.
12999 2016-02-26 Martin Liska <mliska@suse.cz>
13001 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13002 with flag_checking.
13003 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13005 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13006 Martin Liska <mliska@suse.cz>
13008 * doc/install.texi: Mention --enable-valgrind-annotations.
13010 2016-02-26 Richard Biener <rguenther@suse.de>
13012 PR tree-optimization/69551
13013 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13014 looking through aliases adjust DECL_PT_UID to refer to the
13015 ultimate alias target.
13017 2016-02-25 Martin Liska <mliska@suse.cz>
13019 PR middle-end/69919
13020 * alloc-pool.c (after_memory_report): New variable.
13021 * alloc-pool.h (base_pool_allocator ::release): Do not use
13022 the infrastructure if after_memory_report.
13023 * toplev.c (toplev::main): Mark after memory report.
13025 2016-02-25 Richard Biener <rguenther@suse.de>
13027 PR tree-optimization/48795
13028 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13030 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13033 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13034 offloading is enabled and -fopenacc or -fopenmp is specified.
13035 (CRTOFFLOADEND): Likewise.
13036 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13037 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13038 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13039 (offload_objects_file_name): New static var.
13040 (tool_cleanup): Remove offload_objects_file_name file.
13041 (find_offloadbeginend): Replace with ...
13042 (find_crtoffloadtable): ... this.
13043 (run_gcc): Remove offload_argc and offload_argv.
13044 Get offload_objects_file_name from -foffload-objects=... option.
13045 Read names of object files with offload from this file, pass them to
13046 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13047 don't pass offloadbegin and offloadend to the linker. Don't pass
13048 offload non-LTO files to the linker, because now they're not claimed.
13050 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13053 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13054 on builtin_unreachable.
13056 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13058 PR rtl-optimization/69896
13059 * regcprop.c: Include cfgrtl.h.
13060 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13061 than remembered mode, either delete it (if noop_move_p), or
13062 treat like copy_p but not noop_p instruction.
13064 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13067 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13068 - allow NULL decl for Fortran DW_TAG_common_block variables.
13070 2016-02-24 Jason Merrill <jason@redhat.com>
13072 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13074 2016-02-24 Richard Biener <rguenther@suse.de>
13075 Jakub Jelinek <jakub@redhat.com>
13077 PR middle-end/69760
13078 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13079 conditionally executed ops to well-defined overflow behavior.
13081 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13083 PR middle-end/69915
13084 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13087 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13089 PR rtl-optimization/69886
13090 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13091 argument. Use it when checking validity of set instructions.
13092 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13093 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13095 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13096 * store-motion.c (find_moveable_store): Update
13097 can_assign_to_reg_without_clobbers_p callsite.
13099 2016-02-24 Richard Biener <rguenther@suse.de>
13101 PR middle-end/68963
13102 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13104 (record_nonwrapping_iv): Do not fall back to the low/high bound
13105 for non-constant IV bases if the stmt is not always executed.
13107 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13109 * config/arm/arm-cores.def (cortex-a32): New entry.
13110 * config/arm/arm-tables.opt: Regenerate.
13111 * config/arm/arm-tune.md: Regenerate.
13112 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13113 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13114 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13115 for -mcpu and -mtune.
13117 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13120 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13121 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13122 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13123 (atomic_loaddi_1): Delete.
13124 (atomic_loaddi): Rewrite expander using the above changes.
13126 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13129 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13132 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13133 Richard Biener <rguenth@suse.de>
13135 PR middle-end/69909
13136 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13137 set_mem_attributes if tem is SSA_NAME which got expanded
13140 2016-02-24 Richard Biener <rguenther@suse.de>
13142 PR tree-optimization/69907
13143 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13144 end of permutations for BB vectorization.
13146 2016-02-24 Christian Bruel <christian.bruel@st.com>
13148 * config/arm/arm-c.c (arm_option_override): Initialize
13149 target_option_current_node.
13150 * config/arm/arm.c (arm_pragma_target_parse): Replace
13151 build_target_option_node call by target_option_current_node.
13152 Set target_option_current_node.
13155 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13158 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13159 define_insn_and_split to define_insn.
13160 (zero_extendqi<mode>2_dot2): Same.
13161 (extendqi<mode>2_dot): Same.
13162 (extendqi<mode>2_dot2): Same.
13164 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13166 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13167 and add bypass for AES{D,E} and AESMC pairs.
13168 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13171 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13173 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13174 series for reciprocal square root in Exynos M1.
13176 2016-02-23 Martin Sebor <msebor@redhat.com>
13179 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13180 __builtin_alloca_with_align.
13182 2016-02-23 Richard Henderson <rth@redhat.com>
13184 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13185 (ix86_register_pragmas): Remove __seg_tls.
13186 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13187 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13188 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13189 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13190 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13191 * doc/extend.texi (__seg_tls): Remove item.
13193 2016-02-23 Richard Biener <rguenther@suse.de>
13195 * alloc-pool.h (struct allocation_object): Make id member
13196 conditional on CHECKING_P again.
13197 (get_instance): Adjust.
13198 (base_pool_allocator): Likewise.
13200 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13202 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13203 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13205 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13207 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13209 2016-02-23 Richard Biener <rguenther@suse.de>
13211 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13212 * bitmap.h (struct bitmap_usage): Likewise.
13213 (bitmap_move): Declare.
13214 * bitmap.c (register_overhead): Take size_t argument.
13215 (bitmap_move): New function.
13216 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13217 to properly account overhead.
13218 * tree.c (free_node): Use tree_size.
13220 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13223 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13224 when inverting comparison.
13227 * common.opt (Wunreachable-code): Add Warning flag.
13229 2016-02-23 Mark Wielaard <mjw@redhat.com>
13230 Jakub Jelinek <jakub@redhat.com>
13233 * cgraphunit.c (check_global_declaration): Check main_input_filename
13234 and DECL_SOURCE_FILE are not NULL.
13236 2016-02-23 Martin Jambor <mjambor@suse.cz>
13238 PR tree-optimization/69666
13239 * tree-sra.c (sra_modify_assign): Do not attempt to create
13240 default_def replacements for unscalarizable regions.
13242 2016-02-20 Mark Wielaard <mjw@redhat.com>
13245 * cgraphunit.c (check_global_declaration): Check level of
13246 warn_unused_const_variable and main_input_filename.
13247 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13248 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13249 (-Wunused-const-variable): Explain levels 1 and 2.
13251 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13254 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13255 identical arguments. Formatting and spelling fixes.
13258 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13263 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13264 and m68k-devices.def.
13265 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13266 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13268 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13270 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13271 and HImode registers.
13273 2016-02-22 Richard Biener <rguenther@suse.de>
13275 PR tree-optimization/69882
13276 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13277 preserve permutations present because of gaps.
13278 (vect_supported_load_permutation_p): Always continue checking
13279 permutations after vect_attempt_slp_rearrange_stmts.
13281 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13283 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13284 min_profitable_estimate, rather than min_profitable_iters.
13286 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13289 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13290 SImode for last match_operand.
13292 2016-02-22 Martin Liska <mliska@suse.cz>
13294 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13295 return bitsize - 1 as the return value.
13297 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13301 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13302 Handle negative shift counts.
13303 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13304 force_reg on the shift constant.
13305 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13306 (lshrsi3_d): Handle negative shift counts.
13308 2016-02-22 Richard Biener <rguenther@suse.de>
13309 Tom de Vries <tom@codesourcery.com>
13311 * graph.c: Include dumpfile.h.
13312 (print_graph_cfg): Split into three overloads.
13313 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13315 2016-02-22 Tom de Vries <tom@codesourcery.com>
13317 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13320 2016-02-22 Richard Biener <rguenther@suse.de>
13323 * ipa-inline-transform.c (inline_call): When not updating
13324 overall summaries adjust self size by the growth estimate.
13325 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13326 hash-set, do not update overall summaries here. Renamed from ...
13327 (inline_to_all_callers): ... this which is now wrapping the
13328 above and performing delayed overall summary update.
13329 (early_inline_small_functions): Delay updating of the overall
13332 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13334 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13337 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13340 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13341 :%* in %:gt() argument.
13342 (greater_than_spec_func): Adjust for expecting only numbers,
13343 if there are more than two numbers, compare the last two.
13345 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13347 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13348 -Wnarrowing with -std.
13350 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13353 * expr.c (store_field): Don't use bit-field path if exp is
13354 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13355 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13356 and the assignment can be performed by bitwise copy. Formatting
13359 PR middle-end/69838
13360 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13361 call copy_reg_eh_region_note_forward on before and/or after sequences
13362 and remove note from insn if it no longer can throw.
13365 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13366 if TARGET_AVX512BW.
13368 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13370 * config/s390/vector.md: Add missing commutative operand markers
13371 to the patterns which qualify for one.
13372 * config/s390/vx-builtins.md: Likewise.
13374 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13376 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13377 types to mode iterators.
13378 (vec_double): ... and mode attribute.
13379 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13381 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13383 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13384 Change the predicate of op2 from nonimmediate to general and let
13385 reload fix it if necessary.
13387 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13389 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13391 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13393 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13396 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13398 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13399 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13400 * config/s390/s390.md ("movstr<P:mode>"): Call
13401 s390_expand_vec_movstr.
13403 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13405 * config/s390/s390.md: Add missing output modifier for operand 1
13406 to print it as address properly.
13408 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13410 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13411 * config/s390/2964.md: New file.
13412 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13413 of insn grouping attributes depending on the CPU level.
13414 (s390_get_unit_mask): New function.
13415 (s390_sched_score): Remove the OOO from the scheduling macros.
13416 Add loop to calculate a score for the instruction mix.
13417 (s390_sched_reorder): Likewise plus improve debug output.
13418 (s390_sched_variable_issue): Rename macros as above. Calculate
13419 the unit distances after actually scheduling an insn. Improve
13421 (s390_sched_init): Clear last_scheduled_unit_distance array.
13422 * config/s390/s390.md: Include 2964.md.
13424 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13427 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13428 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13429 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13430 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13431 *avx512f_<code>v8div16qi2_mask_1): New insns.
13433 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13436 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13439 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13440 earlyclobber from target. Use wF constraint for fused memory
13442 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13444 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13445 Martin Liska <mliska@suse.cz>
13448 * cfgexpand.c (asan_sanitize_stack_p): New function.
13449 (partition_stack_vars): Use the function.
13450 (expand_stack_vars): Likewise.
13451 (defer_stack_allocation): Likewise.
13452 (expand_used_vars): Likewise.
13454 2016-02-18 Richard Biener <rguenther@suse.de>
13456 PR middle-end/69553
13457 * fold-const.c (operand_equal_p): Properly compare offsets for
13458 IMAGPART_EXPR and ARRAY_REF.
13460 2016-02-18 Nick Clifton <nickc@redhat.com>
13464 * config/arm/arm.c (arm_option_override_internal): Disable
13465 interworking if the target does not support thumb instructions.
13466 (arm_reload_in_hi): Handle the case where a register to register
13467 move needs reloading because there is no simple pattern to handle
13469 (arm_reload_out_hi): Likewise.
13471 2016-02-18 Richard Biener <rguenther@suse.de>
13473 PR middle-end/69854
13474 * match.pd: Don't use fold_binary or fold_unary for folding
13477 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13480 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13481 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13482 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13483 warn on gimple_no_warning_p statements.
13485 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13487 * doc/extend.texi (C++ Attributes): Correct description of
13488 warn_unused type attribute.
13490 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13492 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13493 correct instruction.
13495 2016-02-17 Richard Biener <rguenther@suse.de>
13497 PR rtl-optimization/69609
13498 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13499 (find_traces_1_round): When ending a trace update cached priority
13501 (bb_to_key): Use cached priority when available.
13502 (copy_bb): Initialize cached priority.
13503 (reorder_basic_blocks_software_trace_cache): Likewise.
13505 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13508 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13510 (aarch64_comparison_operator): Break overly long line into two.
13511 (aarch64_comparison_operation): Likewise.
13512 * config/aarch64/aarch64.md (cstorecc4): Use
13513 aarch64_comparison_operator_mode instead of
13514 aarch64_comparison_operator.
13515 (cstore<mode>4): Likewise.
13516 (aarch64_cstore<mode>): Likewise.
13517 (*cstoresi_insn_uxtw): Likewise.
13518 (cstore<mode>_neg): Likewise.
13519 (*cstoresi_neg_uxtw): Likewise.
13521 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13524 * config/arm/predicates.md (arm_comparison_operator_mode):
13526 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13527 instead of arm_comparison_operator.
13528 (*mov_negscc): Likewise.
13529 (*mov_notscc): Likewise.
13530 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13531 (*thumb2_mov_negscc): Likewise.
13532 (*thumb2_mov_negscc_strict_it): Likewise.
13533 (*thumb2_mov_notscc): Likewise.
13534 (*thumb2_mov_notscc_strict_it): Likewise.
13536 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13538 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13539 Add missing return.
13541 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13543 * config/visium/visium.c (machine_libfunc_index): New enum.
13544 (machine_libfuncs): New structure.
13545 (visium_libfuncs): New static variable.
13546 (TARGET_INIT_LIBFUNCS): Define to...
13547 (visium_init_libfuncs): ...this. New function.
13548 (expand_block_move_4): Use the appropriate libfunc.
13549 (expand_block_move_2): Likewise.
13550 (expand_block_move_1): Likewise.
13551 (expand_block_set_4): Likewise.
13552 (expand_block_set_2): Likewise.
13553 (expand_block_set_1): Likewise.
13554 (visium_trampoline_init): Likewise.
13556 2016-02-17 Nick Clifton <nickc@redhat.com>
13558 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13559 TI's devices.csv file as of March 2016.
13561 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13564 * opts-global.c (handle_common_deferred_options): Introduce and
13565 initialize two global variables to remember command-line options
13566 specifying a stack-limiting register.
13567 * opts.h: Add extern declarations of the two new global variables.
13568 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13569 variable based on the values of the two new global variables.
13571 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13574 * common.opt (Wnonnull-compare): New warning.
13575 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13576 of arguments against NULL.
13577 (-Wnonnull-compare): Document.
13578 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13579 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13580 * passes.def (pass_warn_nonnull_compare): Add.
13581 * gimple-ssa-nonnull-compare.c: New file.
13583 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13585 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13586 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13588 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13590 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13591 reciprocal sqrt for -mlow-precision-recip-sqrt.
13593 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13594 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13596 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13597 always use lane loads to construct non-constant vectors.
13599 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13601 * config/aarch64/aarch64.md
13602 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13603 constraints for operand 3.
13604 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13606 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13607 Richard Biener <rguenther@suse.de>
13609 PR tree-optimization/69820
13610 * tree-vect-patterns.c (type_conversion_p): Return false if
13611 *orig_type is unsigned single precision or boolean.
13612 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13615 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13617 PR rtl-optimization/69764
13618 PR rtl-optimization/69771
13619 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13620 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13622 2016-02-16 Richard Biener <rguenther@suse.de>
13624 PR tree-optimization/69776
13625 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13627 (indirect_refs_may_alias_p): Likewise.
13628 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13629 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13630 according to tbaa_p.
13631 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13632 (optimize_stmt): For redundant store discovery do not allow tbaa.
13634 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13636 PR tree-optimization/69714
13637 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13638 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13640 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13642 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13643 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13644 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13645 * config/arc/arc.c (arc_init): Check FPU options.
13646 (get_arc_condition_code): Handle new CC_FPU* modes.
13647 (arc_select_cc_mode): Likewise.
13648 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13649 register pair only. Allow access for ARCv2 accumulator.
13650 (gen_compare_reg): Whenever we have FPU support use FPU compare
13652 (arc_reorg): Don't generate brcc insns when FPU compare
13653 instructions are involved.
13654 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13655 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13656 floating point emulation.
13657 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13658 (REVERSE_CONDITION): Add new CC_FPU* modes.
13659 (TARGET_FP_SP_BASE): Define.
13660 (TARGET_FP_DP_BASE): Likewise.
13661 (TARGET_FP_SP_FUSED): Likewise.
13662 (TARGET_FP_DP_FUSED): Likewise.
13663 (TARGET_FP_SP_CONV): Likewise.
13664 (TARGET_FP_DP_CONV): Likewise.
13665 (TARGET_FP_SP_SQRT): Likewise.
13666 (TARGET_FP_DP_SQRT): Likewise.
13667 (TARGET_FP_DP_AX): Likewise.
13668 * config/arc/arc.md (ARCV2_ACC): New constant.
13669 (type): New fpu type attribute.
13670 (SDF): Conditional iterator.
13671 (cstore<mode>, cbranch<mode>): Change expand condition.
13672 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13673 handles FPU/FPX cases as well.
13674 * config/arc/arc.opt (mfpu): New option.
13675 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13677 (adddf3, muldf3, subdf3): Removed.
13678 * config/arc/predicates.md (proper_comparison_operator): Recognize
13680 * config/arc/fpu.md: New file.
13681 * doc/invoke.texi (ARC Options): Document mfpu option.
13683 2016-02-16 Richard Biener <rguenther@suse.de>
13685 PR rtl-optimization/69291
13686 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13687 noce_operand_ok check.
13689 2016-02-16 Tom de Vries <tom@codesourcery.com>
13692 * omp-low.c (simd_clone_create): Remove call to
13693 symtab->call_cgraph_insertion_hooks.
13695 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13697 PR tree-optimization/69802
13698 * tree-ssa-reassoc.c (update_range_test): If op is
13699 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13700 op == 1 test of precision 1 integral op, otherwise handle
13701 that case as op itself. Fix up formatting.
13702 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13705 2016-02-16 Richard Biener <rguenther@suse.de>
13707 PR tree-optimization/69586
13708 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13709 types for conversion sources.
13711 2016-02-16 Richard Biener <rguenther@suse.de>
13713 PR middle-end/69801
13714 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13715 mask OEP_ADDRESS_OF.
13717 2016-02-16 Alan Modra <amodra@gmail.com>
13720 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13721 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13722 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13724 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13725 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13726 (p8_fmrgow_<mode>): Likewise.
13727 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13729 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13730 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13731 to use movdi_internal64. Remove op0_di.
13732 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13734 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13736 Add support for the FCCMP insn types
13738 * config/aarch64/aarch64.md (fccmp): Change insn type.
13739 (fccmpe): Likewise.
13740 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13741 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13742 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13743 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13744 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13745 * config/arm/types.md (fccmps): Add new insn type.
13746 (fccmpd): Likewise.
13748 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13750 * alias.c (get_alias_set): Fix a typo in comment.
13752 2016-02-15 Richard Biener <rguenther@suse.de>
13754 PR tree-optimization/69595
13755 * match.pd: Complete range test simplification to true.
13757 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13759 PR rtl-optimization/69648
13760 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13761 pic_offset_table_rtx.
13763 PR rtl-optimization/69752
13764 * ira.c (update_equiv_regs): When looking for more than a single SET,
13765 also take other side effects into account.
13767 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13769 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13770 for z900+ CPUs in 31-bit mode.
13772 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13774 * common/config/s390/s390-common.c (s390_supports_split_stack):
13776 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13777 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13778 * config/s390/s390.c (struct machine_function): New field
13779 split_stack_varargs_pointer.
13780 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13781 in s390_emit_prologue.
13782 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13784 (morestack_ref): New global.
13785 (SPLIT_STACK_AVAILABLE): New macro.
13786 (s390_expand_split_stack_prologue): New function.
13787 (s390_live_on_entry): New function.
13788 (s390_va_start): Use split-stack vararg pointer if appropriate.
13789 (s390_asm_file_end): Emit the split-stack note sections.
13790 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13791 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13792 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13793 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13794 (split_stack_prologue): New expand.
13795 (split_stack_space_check): New expand.
13796 (split_stack_data): New insn.
13797 (split_stack_call): New expand.
13798 (split_stack_call_*): New insn.
13799 (split_stack_cond_call): New expand.
13800 (split_stack_cond_call_*): New insn.
13802 2016-02-15 Richard Biener <rguenther@suse.de>
13804 PR tree-optimization/69783
13805 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13806 Add trivially correct cases.
13808 2016-02-15 Tom de Vries <tom@codesourcery.com>
13811 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13813 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13815 2016-02-15 Richard Biener <rguenther@suse.de>
13817 PR tree-optimization/69776
13818 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13819 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13820 indicate whether we can use TBAA to disambiguate against stores.
13821 Use alias-set zero if not.
13822 (visit_reference_op_store): Do not use TBAA when looking up
13824 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13825 (eliminate_dom_walker::before_dom_children): But not when looking
13826 up redundant stores.
13828 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13830 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13832 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13834 * config/i386/znver1.md
13835 (znver1_pop, znver1_pop_mem,
13836 znver1_load_imov_double_store,
13837 znver1_load_imov_direct_store,
13838 znver1_load_imov_direct_load,
13839 znver1_load_imov_double_load): Add new.
13840 (znver1_insn, znver1_insn_load): Add icmov type.
13841 (znver1_sseavx_fma,
13842 znver1_sseavx_fma_load,
13844 znver1_avx256_fma_load): Fix pipe usage.
13846 2016-02-14 Alan Modra <amodra@gmail.com>
13849 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13850 with an invalid hard reg, reload just the reg not the entire
13851 pre/post-inc/dec address expression.
13853 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13856 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13857 fixed R1_REG scratch reg.
13858 (sibcall_value_pcrel_fdpic): Likewise.
13860 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13864 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13866 2016-02-12 Walter Lee <walt@tilera.com>
13868 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13869 * config/tilegx/t-tilegx: Likewise.
13871 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13874 * diagnostic-show-locus.c (struct line_span): New struct.
13875 (layout::get_first_line): Delete.
13876 (layout::get_last_line): Delete.
13877 (layout::get_num_line_spans): New member function.
13878 (layout::get_line_span): Likewise.
13879 (layout::print_heading_for_line_span_index_p): Likewise.
13880 (layout::get_expanded_location): Likewise.
13881 (layout::calculate_line_spans): Likewise.
13882 (layout::m_first_line): Delete.
13883 (layout::m_last_line): Delete.
13884 (layout::m_line_spans): New field.
13885 (layout::layout): Update comment. Replace m_first_line and
13886 m_last_line with m_line_spans, replacing their initialization
13887 with a call to calculate_line_spans.
13888 (diagnostic_show_locus): When printing source lines and
13889 annotations, rather than looping over a single span
13890 of lines, instead loop over each line_span within
13891 the layout, with an inner loop over the lines within them.
13892 Call the context's start_span callback when changing line spans.
13893 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13894 (diagnostic_build_prefix): Break out the building of the location
13895 part of the string into...
13896 (diagnostic_get_location_text): ...this new function, rewriting
13897 it from nested ternary expressions to a sequence of "if"
13899 (default_diagnostic_start_span_fn): New function.
13900 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13901 (diagnostic_context::start_span): New field.
13902 (default_diagnostic_start_span_fn): New prototype.
13904 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13907 * gcc.c (driver::finalize): Fix cleanup of "specs".
13909 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13913 * gcc.c (driver::driver): Initialize m_option_suggestions.
13914 (driver::~driver): Clean up m_option_suggestions.
13915 (suggest_option): Convert to...
13916 (driver::suggest_option): ...this, and split out into
13917 driver::build_option_suggestions and find_closest_string.
13918 (driver::build_option_suggestions): New function, from
13919 first half of suggest_option. Special-case
13920 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13921 the sanitizer_opts array. For options of enum types, add the
13922 various enum values to the candidate strings.
13923 (driver::handle_unrecognized_options): Remove "const".
13924 * gcc.h (driver::handle_unrecognized_options): Likewise.
13925 (driver::build_option_suggestions): New decl.
13926 (driver::suggest_option): New decl.
13927 (driver::m_option_suggestions): New field.
13928 * opts-common.c (add_misspelling_candidates): New function.
13929 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13930 and make non-static.
13931 * opts.h (sanitizer_opts): New array decl.
13932 (add_misspelling_candidates): New function decl.
13933 * spellcheck.c (find_closest_string): New function.
13934 * spellcheck.h (find_closest_string): New function decl.
13936 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13938 PR rtl-optimization/69764
13939 PR rtl-optimization/69771
13940 * optabs.c (expand_binop_directly): For shift_optab_p, force
13941 convert_modes with VOIDmode if xop1 has VOIDmode.
13943 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13946 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13947 to correctly determine instrumentation thunks.
13949 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13952 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13953 type by reference, force lhs on the call.
13956 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13957 Compute retval and retbnd early in all cases if split_part_return_p
13958 and return_bb is not EXIT. Remove all clobber stmts and reset
13959 all debug stmts that refer to SSA_NAMEs defined in split part,
13960 except if it is retval, in that case replace the old retval with the
13961 lhs of the call to the split part.
13963 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13966 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13968 PR middle-end/66726
13969 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13970 whose result is used in PHI.
13971 (maybe_optimize_range_tests): Likewise.
13972 (final_range_test_p): Likweise.
13974 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13976 PR middle-end/66726
13977 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13978 whose result is used in PHI.
13979 (maybe_optimize_range_tests): Likewise.
13980 (final_range_test_p): Likweise.
13982 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13984 * cgraph.c: Spelling fixes - behaviour -> behavior and
13985 neighbour -> neighbor.
13986 * target.def: Likewise.
13987 * sel-sched.c: Likewise.
13988 * config/mips/mips.c: Likewise.
13989 * config/arc/arc.md: Likewise.
13990 * config/arm/cortex-a57.md: Likewise.
13991 * config/arm/arm.c: Likewise.
13992 * config/arm/neon.md: Likewise.
13993 * config/arm/arm-c.c: Likewise.
13994 * config/vms/vms-c.c: Likewise.
13995 * config/s390/s390.c: Likewise.
13996 * config/i386/znver1.md: Likewise.
13997 * config/i386/i386.c: Likewise.
13998 * config/ia64/hpux-unix2003.h: Likewise.
13999 * config/msp430/msp430.md: Likewise.
14000 * config/rx/rx.c: Likewise.
14001 * config/rx/rx.md: Likewise.
14002 * config/aarch64/aarch64-simd.md: Likewise.
14003 * config/aarch64/aarch64.c: Likewise.
14004 * config/nvptx/nvptx.c: Likewise.
14005 * config/bfin/bfin.c: Likewise.
14006 * config/cris/cris.opt: Likewise.
14007 * config/rs6000/rs6000.c: Likewise.
14008 * target.h: Likewise.
14009 * spellcheck.c: Likewise.
14010 * ira-build.c: Likewise.
14011 * tree-inline.c: Likewise.
14012 * builtins.c: Likewise.
14013 * lra-constraints.c: Likewise.
14014 * explow.c: Likewise.
14015 * hwint.h: Likewise.
14016 * targhooks.c: Likewise.
14017 * tree-vect-data-refs.c: Likewise.
14018 * expr.c: Likewise.
14019 * doc/tm.texi: Likewise.
14020 * doc/extend.texi: Likewise.
14021 * doc/install.texi: Likewise.
14022 * doc/md.texi: Likewise.
14023 * tree-ssa-tail-merge.c: Likewise.
14024 * sched-int.h: Likewise.
14025 * match.pd: Likewise.
14026 * sched-ebb.c: Likewise.
14027 * target.def (omit_struct_return_reg): Likewise.
14028 * gimple-ssa-isolate-paths.c: Likewise.
14029 (find_implicit_erroneous_behaviour): Renamed to...
14030 (find_implicit_erroneous_behavior): ... this.
14031 (find_explicit_erroneous_behaviour): Renamed to...
14032 (find_explicit_erroneous_behavior): ... this.
14033 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14035 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14037 PR rtl-optimization/64682
14038 PR rtl-optimization/69567
14039 PR rtl-optimization/69737
14040 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14041 in I2 as well, just lose it.
14043 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14045 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14047 (aarch64_last_printed_tune_string): Likewise.
14048 (aarch64_declare_function_name): Only output .arch assembler
14049 directive if it will be different from the previously output
14050 directive. Same for .tune comment but only if -dA is set.
14051 (aarch64_start_file): New function.
14052 (TARGET_ASM_FILE_START): Define.
14054 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14057 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14059 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14062 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14063 -Wmaybe-uninitialized warning.
14065 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14068 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14070 2016-02-11 Richard Biener <rguenther@suse.de>
14072 PR rtl-optimization/69291
14073 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14074 subexpressions affected by changing the result.
14076 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14079 * lra-constraints.c (curr_insn_transform): Find in/out operands
14080 for secondary memory moves. Update dups.
14082 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14084 PR tree-optimization/69652
14085 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14086 to nested loop, did source re-formatting, skip debug statements,
14087 add check on statement with volatile operand, remove dead scalar
14090 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14091 Patrick Palka <ppalka@gcc.gnu.org>
14095 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14096 calls if the return type is TREE_ADDRESSABLE.
14097 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14098 * ipa-split.c (split_function): Fix doubled "we" in comment.
14099 Use void return type for the split part even if
14100 !split_point->split_part_set_retval.
14102 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14104 PR tree-optimization/68021
14105 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14106 when computing the value of biv cand by itself.
14108 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14110 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14111 (cortexa57_tunings): Likewise.
14112 (cortexa72_tunings): Likewise.
14113 (arch_macro_fusion_pair_p): Add support for AES fusion.
14114 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14115 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14116 Allow virtual registers before reload so early scheduling works.
14117 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14118 correct latency and pipeline.
14119 (cortex_a57_crypto_complex): Likewise.
14120 (cortex_a57_crypto_xor): Likewise.
14121 (define_bypass): Add AES bypass.
14123 2016-02-10 Richard Biener <rguenther@suse.de>
14125 PR tree-optimization/69726
14126 * passes.def: Add DCE pass before late uninit.
14127 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14128 really fixup if-conversions job.
14130 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14132 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14133 (arm_cortex_a57_tune): Likewise.
14134 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14135 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14137 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14139 * timevar.def (TV_PHASE_DBGINFO): Delete.
14140 (TV_PHASE_CHECK_DBGINFO): Likewise.
14141 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14143 2016-02-10 Richard Biener <rguenther@suse.de>
14145 PR tree-optimization/69719
14146 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14147 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14149 2016-02-09 Andrew Pinski <apinski@cavium.com>
14152 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14153 get_vcond_mask_icode returns false.
14155 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14158 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14159 an ADDIS that adds a pointer to a large constant that sets the
14160 upper16 bits with a load operation.
14162 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14165 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14167 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14169 (vzipq_s16): Likewise.
14170 (vzipq_s32): Likewise.
14171 (vzipq_f32): Likewise.
14172 (vzipq_u8): Likewise.
14173 (vzipq_u16): Likewise.
14174 (vzipq_u32): Likewise.
14175 (vzipq_p8): Likewise.
14176 (vzipq_p16): Likewise.
14178 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14181 * config/arm/arm.c (neon_endian_lane_map): New function.
14182 (neon_vector_pair_endian_lane_map): New function.
14183 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14184 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14186 (vuzpq_s16): Likewise.
14187 (vuzpq_s32): Likewise.
14188 (vuzpq_f32): Likewise.
14189 (vuzpq_u8): Likewise.
14190 (vuzpq_u16): Likewise.
14191 (vuzpq_u32): Likewise.
14192 (vuzpq_p8): Likewise.
14193 (vuzpq_p16): Likewise.
14195 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14198 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14201 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14203 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14204 truncate const_int operand 1 to QImode.
14206 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14208 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14209 corresponding to an abnormal edge.
14211 2016-02-09 Tom de Vries <tom@codesourcery.com>
14213 PR tree-optimization/69599
14214 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14216 (find_func_aliases_for_builtin_call, find_func_clobbers)
14217 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14220 2016-02-09 Richard Biener <rguenther@suse.de>
14222 PR tree-optimization/69715
14223 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14224 LHS on calls as non-rewritable.
14226 2016-02-09 Tom de Vries <tom@codesourcery.com>
14229 * lto-wrapper.c (append_diag_options): New function.
14230 (compile_offload_image): Call append_diag_options.
14232 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14235 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14236 Minor copy-edit to fix verb tenses.
14238 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14240 PR tree-optimization/69209
14241 * ipa-split.c (split_function): If split part is not
14242 returning retval, retval has gimple type but is not
14243 gimple value, force it into a SSA_NAME first.
14245 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14247 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14250 2016-02-08 Jason Merrill <jason@redhat.com>
14253 * convert.c (convert_to_integer_1): Check dofold on truncation
14255 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14256 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14257 Rename from *_nofold.
14258 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14259 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14261 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14264 * tree.c (build_common_tree_nodes): Remove short_double argument.
14265 All callers changed.
14266 * tree.h (build_common_tree_nodes): Adjust declaration.
14267 * doc/invoke.texi (-fshort-double): Remove documentation.
14268 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14269 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14270 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14271 (append_linker_options): Don't handle OPT_fshort_double.
14273 PR rtl-optimization/68730
14274 * lra-remat.c (insn_to_cand_activation): New static variable.
14275 (lra_remat): Allocate and free it.
14276 (create_cand): New arg activation. Initialize a field in
14277 insn_to_cand_activation if it is nonnull.
14278 (create_cands): Pass the activation insn to create_cand when making
14279 a candidate involving an output reload. Reorganize code a little.
14280 (do_remat): Keep track of active status of candidates in a separate
14283 2016-02-08 Richard Biener <rguenther@suse.de>
14285 PR tree-optimization/69719
14286 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14287 Properly use absolute of the difference of the two offsets to
14288 compare or adjust the segment length.
14290 2016-02-08 Richard Biener <rguenther@suse.de>
14291 Jeff Law <law@redhat.com>
14294 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14295 types for anonymous SSA names.
14297 2016-02-08 Richard Biener <rguenther@suse.de>
14299 PR rtl-optimization/69274
14300 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14302 2016-02-08 Jeff Law <law@redhat.com>
14304 PR tree-optimization/65917
14305 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14306 equivalences from if (x == y) style conditionals.
14307 (loop_depth_of_name): Remove.
14308 (record_equality): Remove loop depth check.
14309 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14310 (const_and_copies::record_const_or_copy_raw): New member function.
14311 * tree-ssa-scopedtables.c
14312 (const_and_copies::record_const_or_copy_raw): New, factored out of
14313 (const_and_copies::record_const_or_copy): Call new member function.
14315 2016-02-05 Jeff Law <law@redhat.com>
14317 PR tree-optimization/68541
14318 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14319 (count_stmts_in_block): New function.
14320 (poor_ifcvt_candidate_code): Likewise.
14321 (is_feasible_trace): Add some heuristics to determine when path
14322 splitting is profitable.
14323 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14324 is a diamond with a single exit.
14326 2016-02-05 Martin Sebor <msebor@redhat.com>
14329 * doc/invoke.texi: Update -Wplacement-new to take an optional
14332 2016-02-06 Richard Henderson <rth@redhat.com>
14335 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14336 out of non-standard address spaces.
14338 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14340 PR rtl-optimization/69691
14341 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14343 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14345 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14346 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14347 (*ieee128_mfvsrd_64bit): Likewise.
14348 (*ieee128_mfvsrd_32bit): Likewise.
14350 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14354 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14356 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14357 instrumented_version.
14359 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14361 * doc/invoke.texi (Optimize Options): In table of --param options
14362 rename second occurrence of tracer-min-branch-ratio to
14363 tracer-min-branch-probability, rename
14364 tracer-min-branch-ratio-feedback to
14365 tracer-min-branch-probability-feedback and clarify description,
14366 rename sched-spec-state-edge-prob-cutoff to
14367 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14368 to selsched-insns-to-rename, rename lto-minpartition to
14369 lto-min-partition, delete reorder-blocks-duplicate and
14370 reorder-blocks-duplicate-feedback.
14372 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14374 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14377 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14379 * doc/extend.texi: S/390: Correct some typos.
14381 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14383 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14385 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14388 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14389 (s390_register_info_gprtofpr): Use new macros above.
14390 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14392 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14393 its name. Adjust restore and save gpr ranges.
14394 (s390_register_info_set_ranges): New function.
14395 (s390_register_info): Use new macros above. Call
14396 s390_register_info_set_ranges.
14397 (s390_optimize_register_info): Likewise.
14398 (s390_hard_regno_rename_ok): Use new macros.
14399 (s390_hard_regno_scratch_ok): Likewise.
14400 (s390_emit_epilogue): Likewise.
14401 (s390_can_use_return_insn): Likewise.
14402 (s390_optimize_prologue): Likewise.
14403 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14405 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14408 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14410 (ix86_option_override_internal): Disable TARGET_STV even for
14411 -m{incoming,preferred}-stack-boundary=3.
14413 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14415 * config.gcc: Mark deprecated rtems targets as obsolete.
14417 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14419 PR rtl-optimization/64682
14420 PR rtl-optimization/69567
14421 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14422 before I2 only if the register is both used and set in I2.
14424 2016-02-04 DJ Delorie <dj@redhat.com>
14426 * config/msp430/msp430.c (msp430_start_function): Add function type.
14428 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14431 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14433 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14435 PR rtl-optimization/69577
14437 2015-10-29 Richard Henderson <rth@redhat.com>
14441 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14442 sse check to the exact conditions of PR 67609.
14444 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14447 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14448 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14449 not allowed into the traditional Altivec registers.
14450 (movtd_64bit_nodm): Likewise.
14451 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14453 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14455 * config/aarch64/cortex-a57-fma-steering.c
14456 (aarch64_register_fma_steering): Remove "static" from arguments
14459 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14462 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14463 twice when complex.
14465 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14467 * doc/invoke.texi: Delete -mno-fma4.
14469 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14471 PR rtl-optimization/69577
14472 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14473 (find_subregs_of_mode): Update accordingly. Iterate over partial
14476 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14478 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14479 * config/arm/arm.c (neon_reinterpret): Remove.
14480 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14481 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14482 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14483 vreinterpretti): Remove.
14484 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14485 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14486 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14487 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14488 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14489 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14490 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14491 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14492 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14493 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14494 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14495 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14496 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14497 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14498 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14499 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14500 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14501 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14502 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14503 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14504 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14505 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14506 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14507 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14508 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14509 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14510 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14511 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14512 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14513 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14514 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14515 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14516 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14517 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14518 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14519 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14520 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14521 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14522 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14523 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14524 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14525 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14526 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14527 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14528 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14529 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14530 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14531 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14532 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14533 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14534 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14535 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14536 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14537 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14538 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14539 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14540 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14541 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14542 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14543 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14544 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14545 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14546 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14547 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14548 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14549 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14550 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14551 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14552 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14553 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14554 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14555 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14556 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14557 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14558 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14559 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14560 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14561 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14562 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14563 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14564 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14565 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14566 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14567 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14568 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14569 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14570 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14571 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14572 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14573 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14574 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14575 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14576 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14577 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14578 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14579 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14580 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14581 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14582 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14583 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14584 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14585 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14586 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14588 2016-02-04 Martin Liska <mliska@suse.cz>
14591 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14592 that are gimple_store_p.
14593 (maybe_instrument_call): Likewise.
14595 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14597 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14598 register scaling out of memory reference and comment why.
14600 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14604 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14605 folding the source of a SET.
14607 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14611 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14612 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14614 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14618 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14621 2016-02-04 Christian Bruel <christian.bruel@st.com>
14623 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14624 * config/arm/arm.c (arm_set_current_function): Likewise.
14626 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14627 Ilya Enkovich <enkovich.gnu@gmail.com>
14628 H.J. Lu <hongjiu.lu@intel.com>
14631 * config/i386/i386.c (convert_scalars_to_vector): Remove
14632 stack alignment fixes.
14633 (ix86_option_override_internal): Disable TARGET_STV if stack
14634 might not be aligned enough.
14635 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14637 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14639 * config/i386/x86-tune.def: Disable default prefetching
14642 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14643 Vladimir Makarov <vmakarov@redhat.com>
14646 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14647 in validating fused toc addresses.
14649 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14652 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14653 range->m_caret fields if range->m_show_caret_p is false.
14656 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14657 Force oldval into register if it does not satisfy reg_or_short_operand
14658 predicate. Fix up formatting.
14660 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14661 Alexandre Oliva <aoliva@redhat.com>
14664 * lra-constraints.c (simplify_operand_subreg): Check additionally
14665 address validity after potential reloading.
14666 (process_address_1): Check insns validity. In case of failure do
14669 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14672 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14675 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14677 * wide-int.cc (canonize_uhwi): New function.
14678 (wi::divmod_internal): Use it.
14680 2016-02-02 James Norris <jnorris@codesourcery.com
14682 * gimplify.c (omp_notice_variable): Add usage check.
14684 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14686 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14687 like LE, GE, LT, GT when emitting relational operator.
14689 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14691 * ira-costs.c (find_costs_and_classes): Add extra argument.
14692 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14693 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14694 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14695 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14696 Add best_class parameter, and return it if not ALL_REGS.
14697 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14699 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14700 Update target hook.
14702 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14704 * config/aarch64/aarch64.c
14705 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14706 (aarch64_ira_change_pseudo_allocno_class): New function.
14708 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14711 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14713 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14715 * config/avr/avr.c (avr_option_override): Set
14716 PARAM_ALLOW_STORE_DATA_RACES to 1.
14718 2016-02-02 Richard Biener <rguenther@suse.de>
14720 PR tree-optimization/69595
14721 * match.pd: Add range test simplifications to true/false.
14723 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14725 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14726 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14729 2016-02-02 Richard Biener <rguenther@suse.de>
14731 PR tree-optimization/69606
14732 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14733 info on the result before moving a stmt.
14735 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14737 PR middle-end/68542
14738 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14739 branch with vector comparison.
14740 * config/i386/sse.md (VI48_AVX): New mode iterator.
14741 (define_expand "cbranch<mode>4): Add support for conditional branch
14742 with vector comparison.
14743 * tree-vect-loop.c (optimize_mask_stores): New function.
14744 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14745 has_mask_store field of vect_info.
14746 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14747 vectorized loops having masked stores after vec_info destroy.
14748 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14749 correspondent macros.
14750 (optimize_mask_stores): Add prototype.
14752 2016-02-02 Alan Modra <amodra@gmail.com>
14755 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14758 2016-02-02 Alan Modra <amodra@gmail.com>
14761 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14762 whenever toc_label_name used.
14763 (rs6000_file_start): Don't set up toc section here,
14764 (rs6000_output_function_epilogue): do so here instead,
14765 (rs6000_xcoff_file_start): and here.
14766 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14767 (load_toc_aix_di): Likewise.
14769 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14771 PR rtl-optimization/69592
14772 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14773 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14774 (num_sign_bit_copies_binary_arith_p): New inline function.
14775 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14777 2016-02-01 Jeff Law <law@redhat.com>
14779 PR tree-optimization/69580
14780 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14781 * tree-ssa-threadbackward.c
14782 (fsm_find_control_statement_thread_paths): Do not try to walk
14783 through large PHI nodes.
14785 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14787 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14788 when count is incremented above limit, don't analyze further
14791 * omp-low.c (oacc_parse_default_dims): Avoid
14792 -Wsign-compare warning, make sure value fits into int
14793 rather than just unsigned int.
14795 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14797 PR tree-optimization/67921
14798 * fold-const.c (split_tree): New parameters. Convert pointer
14799 type variable part to proper type before negating.
14800 (fold_binary_loc): Pass new arguments to split_tree.
14802 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14804 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14805 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14806 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14807 * doc/tm.texti: Rebuilt.
14808 * doc/invoke.texi (fopenacc-dim): Document.
14809 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14810 (append_compiler_options): Likewise.
14811 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14812 (oacc_parse_default_dims): New.
14813 (oacc_validate_dims): Add USED arg. Select non-unity default when
14815 (oacc_loop_fixed_partitions): Return mask of used partitions.
14816 (oacc_loop_auto_partitions): Emit dump info.
14817 (oacc_loop_partition): Return mask of used partitions.
14818 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14819 loop partitioning and validation calls.
14821 2016-02-01 Richard Biener <rguenther@suse.de>
14823 PR middle-end/69556
14824 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14826 2016-02-01 Richard Biener <rguenther@suse.de>
14828 PR tree-optimization/69574
14829 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14830 of asserting return chrec_dont_know.
14832 2016-02-01 Martin Liska <mliska@suse.cz>
14834 * mem-stats-traits.h: Add copyright header.
14835 * mem-stats.h: Likewise.
14837 2016-02-01 Richard Biener <rguenther@suse.de>
14839 PR tree-optimization/69579
14840 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14841 Do not propagate through abnormal PHI results.
14843 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14845 * postreload.c (reload_cse_simplify): Remove dead code.
14847 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14849 PR rtl-optimization/69570
14850 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14851 if there is more than one set, not if there is a single set.
14853 2016-02-01 Richard Henderson <rth@redhat.com>
14856 * combine.c (make_compound_operation): When looking through a
14857 subreg, make sure to re-extend to the width of the outer mode.
14859 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14861 PR tree-optimization/69546
14862 * wide-int.cc (wi::divmod_internal): For unsigned division
14863 where both operands fit into uhwi, if o1 is 1 and o0 has
14864 msb set, if divident_prec is larger than bits per hwi,
14865 clear another quotient word and return 2 instead of 1.
14866 Similarly for remainder with msb in HWI set, if dividend_prec
14867 is larger than bits per hwi.
14869 2016-01-29 Martin Jambor <mjambor@suse.cz>
14871 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14872 Use short lowercase names.
14873 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14874 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14875 acq_rel one. Protect warning agains segfaults if
14876 get_memory_order_name returns NULL.
14877 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14878 with release semantics. Do not warn if get_memory_order already did.
14879 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14880 semantics. Fix check for relaxed or acquire semantics. Do not warn
14881 if get_memory_order already did.
14883 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14885 * doc/install.texi: Document that isl-0.16 is supported.
14887 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14890 * config/i386/constraints.md (Bm): Describe as special memory
14892 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14893 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14894 * genpreds.c (struct constraint_data): Add is_special_memory.
14895 (have_special_memory_constraints, special_memory_start): New
14897 (special_memory_end): Ditto.
14898 (add_constraint): Add new arg is_special_memory. Add code to
14899 process its true value. Update have_special_memory_constraints.
14900 (process_define_constraint): Pass the new arg.
14901 (process_define_register_constraint): Ditto.
14902 (choose_enum_order): Process special memory.
14903 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14904 function insn_extra_special_memory_constraint.
14905 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14906 * gensupport.c (process_rtx): Process
14907 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14908 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14909 * ira-lives.c (single_reg_class): Use
14910 insn_extra_special_memory_constraint.
14911 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14912 * lra-constraints.c (process_alt_operands): Ditto.
14913 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14914 * recog.c (asm_operand_ok, preprocess_constraints): Process
14916 * reload.c (find_reloads): Ditto.
14917 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14918 * stmt.c (parse_input_constraint): Use
14919 insn_extra_special_memory_constraint.
14921 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14924 * lra-splill.c (lra_final_code_change): Revert r229087 by
14925 removing all sub-registers.
14927 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14930 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14932 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14935 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14936 SSE1, copy target into the temporary reg first before recursing
14939 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14941 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14944 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14946 * ginclude/stdarg.h: Test __cplusplus instead of
14947 __GXX_EXPERIMENTAL_CXX0X__.
14949 2016-01-29 Richard Biener <rguenther@suse.de>
14951 PR tree-optimization/69547
14952 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14953 Do not mark clobbers necessary.
14954 (mark_all_reaching_defs_necessary_1): Likewise.
14956 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14958 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14959 declaration name with %qs and print it in both error messages.
14960 Also fix indentation.
14962 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14965 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14966 trailing blank line from error message.
14968 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14971 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14974 2016-01-29 Richard Biener <rguenther@suse.de>
14976 PR middle-end/69537
14977 * match.pd: Allow all integral types when simplifying a
14978 widening or sign-changing conversion.
14980 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14982 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14983 back to setting codegen_error to fail codegen.
14985 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14988 * config/i386/constraints.md (C): Only accept constant zero operand.
14989 (BC): New constraint.
14990 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14991 instead of C constraint.
14992 * doc/md.texi (Machine Constraints): Update description
14995 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14998 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15000 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15002 PR middle-end/69542
15003 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15006 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15008 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15009 branches if using guessed profile.
15011 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15013 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15015 2016-01-28 Richard Henderson <rth@redhat.com>
15018 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15019 * config/aarch64/aarch64-protos.h: Update.
15020 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15021 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15022 (aarch64_get_condition_code_1): Handle CC_Cmode.
15023 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15024 (*add<mode>3_compareC_cconly_imm): New.
15025 (*add<mode>3_compareC_cconly): New.
15026 (*add<mode>3_compareC_imm): New.
15027 (add<mode>3_compareC): New.
15028 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15029 to be first. Use aarch64_carry_operation.
15030 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15031 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15032 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15033 (subti3): Use subdi3_compare1.
15034 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15035 (sub<mode>3_compare1): New.
15036 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15037 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15038 (*subsi3_carryin_uxtw): Likewise.
15039 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15040 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15041 * config/aarch64/iterators.md (DWI): New.
15042 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15043 (aarch64_borrow_operation): New.
15045 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15047 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15048 message when isl does not return a valid schedule.
15050 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15052 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15053 Remove comments from class declarations: they are already in the code
15056 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15058 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15060 (ternary_op_to_tree): Same.
15061 (unary_op_to_tree): Same.
15062 (nary_op_to_tree): Same.
15063 (gcc_expression_from_isl_expr_op): Same.
15064 (gcc_expression_from_isl_expression): Same.
15065 (graphite_create_new_loop): Same.
15066 (graphite_create_new_loop_guard): Same.
15067 (build_iv_mapping): Same.
15068 (graphite_create_new_guard): Same.
15069 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15070 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15072 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15074 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15075 instead of setting codegen_error to fail codegen.
15077 2016-01-28 Jason Merrill <jason@redhat.com>
15079 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15081 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15083 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15084 Remove CONST_INT_P check in CCMP cost calculation.
15086 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15088 * config/aarch64/aarch64.c (generic_vector_cost):
15089 Set vec_permute_cost.
15090 (cortexa57_vector_cost): Likewise.
15091 (exynosm1_vector_cost): Likewise.
15092 (xgene1_vector_cost): Likewise.
15093 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15094 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15095 Add vec_permute_cost entry.
15097 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15099 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15101 (add<mode>3_compare0): Likewise.
15102 (addsi3_compare0_uxtw): Likewise.
15103 (add<mode>3nr_compare0): Likewise.
15104 (compare_neg<mode>): Likewise.
15105 (<optab><mode>3): Likewise.
15107 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15109 * tree-vect-stmts.c (vectorizable_comparison): Add
15110 NULL check for vectype.
15112 2016-01-28 Richard Biener <rguenther@suse.de>
15114 PR tree-optimization/69466
15115 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15116 Account for PHIs we couldn't duplicate.
15118 2016-01-28 Martin Liska <mliska@suse.cz>
15121 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15122 instead of ENABLE_VALGRIND_CHECKING.
15124 2016-01-27 Richard Henderson <rth@redhat.com>
15127 * lra-remat.c (subreg_regs): New.
15128 (dump_candidates_and_remat_bb_data): Dump it.
15129 (operand_to_remat): Reject if operand in subreg_regs.
15130 (set_bb_regs): Collect subreg_regs.
15131 (lra_remat): Init and free subreg_regs. Compute
15132 calculate_local_reg_remat_bb_data before create_cands.
15134 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15137 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15138 change stack_alignment_needed for __tls_get_addr call.
15140 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15142 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15144 2016-01-27 Jeff Law <law@redhat.com>
15146 PR tree-optimization/68398
15147 PR tree-optimization/69196
15148 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15149 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15150 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15151 Only count PHIs in the last block in the path. The others will
15152 const/copy propagate away. Add heuristic to allow more irreducible
15153 subloops to be created when it is likely profitable to do so.
15155 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15156 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15157 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15159 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15162 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15163 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15164 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15165 * tree-streamer-in.c: Include asan.h.
15166 (streamer_get_builtin_tree): For builtins in sanitizer
15167 range call initialize_sanitizer_builtins and retry.
15169 2016-01-27 Ian Lance Taylor <iant@google.com>
15171 * common.opt (fkeep-gc-roots-live): New undocumented option.
15172 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15173 -fkeep-gc-roots-live, skip pointers.
15174 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15177 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15180 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15181 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15183 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15186 * configure.ac: NetBSD provides SSP in its C library.
15187 * configure: Updated.
15189 2016-01-27 Richard Biener <rguenther@suse.de>
15191 PR tree-optimization/69166
15192 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15193 reduction code for commutativity / associativity.
15195 2016-01-27 Martin Jambor <mjambor@suse.cz>
15197 PR tree-optimization/69355
15198 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15199 total_scalarization fails.
15201 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15203 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15206 2016-01-27 Christian Bruel <christian.bruel@st.com>
15209 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15210 Move arm_reset_previous_fndecl and set_target_option_current_node in
15211 the conditional part. Call save_restore_target_globals.
15212 * config/arm/arm.c (arm_set_current_function):
15213 Refactor to better support #pragma target and attribute mix.
15214 Call save_restore_target_globals.
15215 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15217 2016-01-27 Martin Liska <mliska@suse.cz>
15219 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15220 reference for an HSA kernel and its host function.
15222 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15224 PR tree-optimization/69399
15225 * wide-int.h (wi::lrshift): For larger precisions, only
15226 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15228 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15230 * config/arc/predicates.md (proper_comparison_operator): Reject
15231 constant-constant comparison.
15233 2016-01-26 Tom de Vries <tom@codesourcery.com>
15235 PR tree-optimization/69110
15236 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15237 DR_NUM_DIMENSIONS == 0.
15239 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15240 Sebastian Pop <s.pop@samsung.com>
15242 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15243 isl_ast_op_cond and isl_ast_op_select.
15244 (gcc_expression_from_isl_expr_op): Same.
15246 2016-01-26 Jason Merrill <jason@redhat.com>
15249 * tree.c (recompute_constructor_flags): Split out from
15251 (verify_constructor_flags): New.
15252 * tree.h: Declare them.
15254 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15256 PR rtl-optimization/69217
15257 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15258 are no TYPE_FIELDS set for the record type.
15260 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15263 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15264 toc_label_name unconditionally.
15265 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15266 SYMBOL_REF string. Use toc_label_name instead of constructing
15268 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15269 constructing LCTOC1.
15271 2016-01-26 Martin Sebor <msebor@redhat.com>
15274 * doc/extend.texi (Common Type Attributes): Move text that talks about
15275 attribute packed from attribute aligned to the section discussing
15276 the former attribute for clarity.
15278 2016-01-26 Richard Henderson <rth@redhat.com>
15280 PR middle-end/60908
15281 * trans-mem.c (tm_region_init): Mark entry block as visited.
15283 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15286 * diagnostic-show-locus.c (layout::print_source_line): Replace
15287 call to pp_newline with call to layout::print_newline.
15288 (layout::print_annotation_line): Likewise.
15289 (layout::move_to_column): Likewise.
15290 (layout::print_any_fixits): After printing any fixits, print a
15291 trailing newline, if necessary.
15292 (layout::print_newline): New method, resetting any colorization
15294 (diagnostic_show_locus): Move the pp_newline to before the
15295 early bailout. Remove dummy block enclosing the layout instance.
15296 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15297 of pp_newline_and_flush with pp_flush.
15298 (diagnostic_append_note): Delete use of pp_newline.
15299 (diagnostic_append_note_at_rich_loc): Delete.
15300 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15301 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15302 when newline characters are added to the buffer.
15304 2016-01-26 Michael Matz <matz@suse.de>
15306 * configure.ac (ac_cv_std_swap_in_utility): New test.
15307 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15308 * configure: Regenerate.
15309 * config.in: Regenerate.
15311 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15313 * config/arc/arc.md (cstoresi4): Force operand into register.
15314 (arcset<code>): Fix predicate.
15315 (arcsetltu): Likewise.
15316 (arcsetgeu): Likewise.
15317 (arcsethi): Likewise.
15318 (arcsetls): Likewise.
15320 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15322 PR tree-optimization/69483
15323 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15324 if base has error_mark_node type.
15326 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15329 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15330 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15332 (vget_lane_f16): Handle big-endian.
15333 (vgetq_lane_f16): Likewise.
15334 (vset_lane_f16): Likewise.
15335 (vsetq_lane_f16): Likewise.
15336 * config/arm/iterators.md (VQXMOV): Add V8HF.
15337 (VDQ): Add V4HF and V8HF.
15338 (V_reg): Handle V4HF and V8HF.
15339 (Is_float_mode): Likewise.
15340 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15341 neon_vdup_nv8hf): New patterns.
15342 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15343 Use VD_LANE iterator.
15344 (neon_vld1_dup<mode>): Use VQ2 iterator.
15346 2016-01-26 Nathan Sidwell <nathan@acm.org>
15348 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15349 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15350 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15351 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15352 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15353 (oacc_validate_dims): Add LEVEL arg, don't return level.
15354 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15355 oacc_validate_dims.
15356 (execute_oacc_device_lower): Adjust, add more dump output.
15357 * tree-ssa-loop.c (gate_oacc_kernels): Use
15358 oacc_fn_attrib_kernels_p.
15359 * tree-parloops.c (create_parallel_loop): Adjust
15360 set_oacc_fn_attrib call.
15362 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15365 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15366 (append_compiler_options): Handle -fcilkplus.
15367 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15369 2016-01-26 Nick Clifton <nickc@redhat.com>
15372 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15373 been marked as DECL_ONE_ONLY but we do not the means to make it
15374 so, then do not allow it to bind locally.
15376 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15379 * opts.h (parse_sanitizer_options): New prototype.
15380 * opts.c (sanitizer_opts): New array.
15381 (parse_sanitizer_options): New function.
15382 (common_handle_option): Use parse_sanitizer_options.
15384 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15387 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15388 alignment adjustment to ...
15389 (ix86_update_stack_boundary): Here. Don't over-align stack for
15391 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15392 if __tls_get_addr is called.
15394 2016-01-26 Christian Bruel <christian.bruel@st.com>
15396 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15398 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15400 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15402 2016-01-26 Richard Biener <rguenther@suse.de>
15404 PR middle-end/69467
15405 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15407 2016-01-26 Richard Biener <rguenther@suse.de>
15409 PR tree-optimization/69452
15410 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15411 (move_computations_dom_walker::before_dom_children): Rename
15413 (move_computations_worker): This.
15414 (move_computations): Perform an RPO rather than a DOM walk.
15416 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15419 * combine.c (combine_instructions): For REG_EQUAL note with
15420 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15421 to the underlying register.
15422 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15423 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15425 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15428 * config/aarch64/aarch64-builtins.c
15429 (aarch64_init_simd_builtin_types): Do not set structural
15430 equality to __Poly{8,16,64,128}_t types.
15432 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15434 PR tree-optimization/69400
15435 * wide-int.cc (wi_pack): Take the precision as argument and
15436 perform canonicalization here rather than in the callers.
15437 Use the main loop to handle all full-width HWIs. Add a
15438 zero HWI if in_len isn't a full result.
15439 (wi::divmod_internal): Update accordingly.
15440 (wi::mul_internal): Likewise. Simplify.
15442 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15443 Sebastian Pop <s.pop@samsung.com>
15445 * graphite-poly.c (apply_poly_transforms): Simplify.
15446 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15447 (print_isl_map): Same.
15448 (print_isl_union_map): Same.
15449 (print_isl_schedule): New.
15450 (debug_isl_schedule): New.
15451 * graphite-dependences.c (scop_get_reads): Do not call
15452 isl_union_map_add_map that is undocumented isl functionality.
15453 (scop_get_must_writes): Same.
15454 (scop_get_may_writes): Same.
15455 (scop_get_original_schedule): Remove.
15456 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15457 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15458 (compute_deps): Remove.
15459 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15460 (debug_schedule_ast): New.
15461 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15462 set_separate_option.
15463 (graphite_regenerate_ast_isl): Add dump.
15464 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15465 from scop->transformed_schedule.
15466 (graphite_regenerate_ast_isl): Add more dump.
15467 * graphite-optimize-isl.c (optimize_isl): Set
15468 scop->transformed_schedule. Check whether schedules are equal.
15469 (apply_poly_transforms): Move here.
15470 * graphite-poly.c (apply_poly_transforms): ... from here.
15471 (free_poly_bb): Static.
15472 (free_scop): Static.
15473 (pbb_number_of_iterations_at_time): Remove.
15474 (print_isl_ast): New.
15475 (debug_isl_ast): New.
15476 (debug_scop_pbb): New.
15477 * graphite-scop-detection.c (print_edge): Move.
15478 (print_sese): Move.
15479 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15480 (build_scop_scattering): Remove.
15481 (create_pw_aff_from_tree): Assert instead of bailing out.
15482 (add_condition_to_pbb): Remove unused code, do not fail.
15483 (add_conditions_to_domain): Same.
15484 (add_conditions_to_constraints): Remove.
15485 (build_scop_context): New.
15486 (add_iter_domain_dimension): New.
15487 (build_iteration_domains): Initialize pbb->iterators.
15488 Call add_conditions_to_domain.
15491 (index_outermost_in_loop): New.
15492 (index_pbb_in_loop): New.
15493 (outermost_pbb_in): New.
15494 (add_in_sequence): New.
15495 (add_outer_projection): New.
15496 (outer_projection_mupa): New.
15497 (add_loop_schedule): New.
15498 (build_schedule_pbb): New.
15499 (build_schedule_loop): New.
15500 (embed_in_surrounding_loops): New.
15501 (build_schedule_loop_nest): New.
15502 (build_original_schedule): New.
15503 (build_poly_scop): Call build_original_schedule.
15504 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15505 (free_poly_dr): Remove.
15506 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15507 (free_poly_bb): Remove.
15508 (debug_loop_vec): Remove.
15509 (print_isl_ast): Declare.
15510 (debug_isl_ast): Declare.
15511 (scop_do_interchange): Remove.
15512 (scop_do_strip_mine): Remove.
15513 (scop_do_block): Remove.
15514 (flatten_all_loops): Remove.
15515 (optimize_isl): Remove.
15516 (pbb_number_of_iterations_at_time): Remove.
15517 (debug_scop_pbb): Declare.
15518 (print_schedule_ast): Declare.
15519 (debug_schedule_ast): Declare.
15520 (struct scop): Remove schedule. Add original_schedule,
15521 transformed_schedule.
15522 (free_gimple_poly_bb): Remove.
15523 (print_generated_program): Remove.
15524 (debug_generated_program): Remove.
15525 (unify_scattering_dimensions): Remove.
15526 * sese.c (print_edge): ... here.
15527 (print_sese): ... here.
15528 (debug_edge): ... here.
15529 (debug_sese): ... here.
15530 * sese.h (print_edge): Declare.
15531 (print_sese): Declare.
15532 (dump_edge): Declare.
15533 (dump_sese): Declare.
15535 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15536 Sebastian Pop <s.pop@samsung.com>
15538 * Makefile.in: Set ISLVER in site.exp.
15540 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15542 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15543 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15544 through DECL_VALUE_EXPR for expansion.
15546 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15548 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15549 the frame info after reload completed.
15551 2016-01-25 Jeff Law <law@redhat.com>
15553 PR tree-optimization/69196
15554 PR tree-optimization/68398
15555 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15556 tree-ssa-threadupdate.c.
15557 (determine_bb_domination_status): Prototype
15558 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15559 (determine_bb_domination_status): No longer static.
15560 (valid_jump_thread_path): Remove code to detect characteristics
15561 of the jump thread path not associated with correctness.
15562 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15563 Correct test for thread path length. Count PHIs for real operands as
15564 statements that need to be copied. Do not count ASSERT_EXPRs.
15565 Look at all the blocks in the thread path. Compute and selectively
15566 filter thread paths based on threading through the latch, threading
15567 a multiway branch or crossing a multiway branch.
15569 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15571 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15572 decl with __attribute__ ((unused)) annotation.
15574 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15577 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15578 of operands is compatible with a statement vectype.
15580 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15582 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15583 improve wording for mixed storage order support.
15585 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15587 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15588 (vcvt_u64_f64): Likewise.
15589 (vcvta_s64_f64): Likewise.
15590 (vcvta_u64_f64): Likewise.
15591 (vcvtm_s64_f64): Likewise.
15592 (vcvtm_u64_f64): Likewise.
15593 (vcvtn_s64_f64): Likewise.
15594 (vcvtn_u64_f64): Likewise.
15595 (vcvtp_s64_f64): Likewise.
15596 (vcvtp_u64_f64): Likewise.
15598 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15600 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15601 (arc_init): Check validity mll64 option.
15602 (arc_save_restore): Use double load/store instruction.
15603 (arc_expand_movmem): Likewise.
15604 (arc_split_move): Don't split if we have double load/store
15605 instructions. Returns a boolean.
15606 (arc_process_double_reg_moves): Change function to return boolean
15607 instead of a sequence of instructions.
15608 (arc_dwarf_register_span): New function.
15609 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15610 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15611 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15612 (*movdf_insn): Likewise.
15613 * config/arc/arc.opt (mll64): New option.
15614 * config/arc/predicates.md (even_register_operand): New predicate.
15615 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15617 2016-01-25 Richard Biener <rguenther@suse.de>
15620 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15621 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15623 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15625 2016-01-25 Richard Biener <rguenther@suse.de>
15627 PR tree-optimization/69376
15628 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15630 (VN_INFO_ANTI_RANGE_P): New inline.
15631 (VN_INFO_RANGE_TYPE): Likewise.
15632 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15633 SSA_NAME_ANTI_RANGE_P.
15634 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15635 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15636 Properly query VN_INFO_RANGE_TYPE.
15638 2016-01-25 Nick Clifton <nickc@redhat.com>
15641 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15643 2016-01-23 Tom de Vries <tom@codesourcery.com>
15645 PR tree-optimization/69426
15646 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15649 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15651 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15652 "the the" with "the" in the comments.
15653 * ipa-devirt.c (build_type_inheritance_graph,
15654 update_type_inheritance_graph): Likewise.
15655 * tree.c (build_function_type_list_1): Likewise.
15656 * cfgloopmanip.c (scale_loop_profile): Likewise.
15657 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15658 * gimple-ssa-split-paths.c
15659 (find_block_to_duplicate_for_splitting_paths): Likewise.
15660 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15661 * expr.c (convert_move): Likewise.
15662 * var-tracking.c (vt_stack_adjustments): Likewise.
15663 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15664 * tree-vrp.c (test_for_singularity): Likewise.
15666 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15667 directly instead of building a temporary tree.
15670 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15671 remove <algorithm> include.
15673 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15676 * config/i386/i386.c: Include dojump.h.
15677 (expand_small_movmem_or_setmem,
15678 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15680 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15681 if dynamic_check != -1.
15683 2016-01-21 Jeff Law <law@redhat.com>
15685 PR middle-end/69347
15686 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15687 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15688 into dominated_by_p.
15689 (cprop_into_successor_phis): Avoid unnecessary tests.
15691 2016-01-22 Richard Henderson <rth@redhat.com>
15694 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15695 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15697 2016-01-22 Michael Matz <matz@suse.de>
15699 * system.h (string, algorithm): Include only conditionally.
15700 (new): Include always under C++.
15701 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15702 * final.c (toplevel): Ditto.
15703 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15704 * genconditions.c (write_header): Make gencondmd.c define
15706 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15708 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15709 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15711 2016-01-22 Christian Bruel <christian.bruel@st.com>
15714 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15716 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15719 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15720 define_insn_and_split. Ensure operands[1] and operands[0] do not
15721 get assigned the same register.
15723 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15725 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15727 2016-01-22 Christian Bruel <christian.bruel@st.com>
15729 * config/arm/arm-c.c (arm_pragma_target_parse):
15730 Remove warn_builtin_macro_redefined overwrite.
15732 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15734 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15735 flag_non_call_exceptions compatibility.
15737 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15740 * dwarf2out.c (add_child_die_after): New function.
15741 (dwarf_qual_info_t): New type.
15742 (dwarf_qual_info): New variable.
15743 (qualified_die_p): New function.
15744 (modified_type_die): For -fdebug-types-section, ensure
15745 canonical order of qualifiers. Put qualified DIEs adjacent
15746 to the corresponding non-qualified type DIE and search there
15747 for existing qualified DIEs.
15749 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15751 * doc/extend.texi (scalar_storage_order type attribute): Document
15752 restriction on type punning and aliasing, and remove future tense.
15754 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15757 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15760 2016-01-21 Jeff Law <law@redhat.com>
15762 PR middle-end/69347
15763 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15764 useless call to record_temporary_equivalences.
15765 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15766 allocate 10 slots in the bb_path vector and let it grow as needed.
15767 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15770 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15772 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15774 * configure: Regenerate.
15776 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15778 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15779 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15781 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15783 PR middle-end/66178
15784 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15785 drop EXPAND_INITIALIZER.
15786 * rtl.h (contains_symbolic_reference_p): Declare.
15787 * rtlanal.c (contains_symbolic_reference_p): New function.
15788 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15789 a subtraction into a NOT if symbolic constants are involved.
15791 2016-01-21 Anton Blanchard <anton@samba.org>
15792 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15795 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15797 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15800 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15802 * config/microblaze/microblaze.c
15803 (get_branch_target): New.
15804 (insert_wic_for_ilb_runout): New.
15806 (microblaze_machine_dependent_reorg): New.
15807 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15808 * config/microblaze/microblaze.md
15809 (UNSPEC_IPREFETCH): Define.
15810 (iprefetch): New pattern
15811 * config/microblaze/microblaze.opt
15812 (mxl-prefetch): New flag.
15814 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15816 * config/microblaze/microblaze.h
15817 (FIXED_REGISTERS): Update in macro.
15818 (CALL_USED_REGISTERS): Update in macro.
15820 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15822 PR rtl-optimization/68920
15823 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15826 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15828 PR rtl-optimization/68990
15829 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15830 pseudo instead of inheritance ones.
15832 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15833 Nick Clifton <nickc@redhat.com>
15837 * config/mips/mips.c (mips_compute_frame_info): Initialise
15838 args_size and hard_frame_pointer_offset fields of the frame
15839 structure before calling mips_global_pointer.
15841 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15843 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15845 * configure: Regenerate.
15847 2016-01-21 Richard Biener <rguenther@suse.de>
15849 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15851 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15853 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15854 to actually emit the .size directive.
15856 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15857 Jakub Jelinek <jakub@redhat.com>
15861 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15862 args array size by one to avoid buffer overflow.
15864 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15866 * config/s390/s390.md (pool_section_start): Use switch_to_section
15867 to select proper read-only data section instead of hardcoding
15869 (pool_section_end): Use switch_to_section to match the above.
15871 2016-01-21 Richard Biener <rguenther@suse.de>
15873 PR tree-optimization/69378
15874 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15875 (set_ssa_val_to): Use it for dominance checks taking into
15876 account not executable edges.
15878 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15881 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15882 for bitsize instead of GET_MODE_PRECISION (mode).
15884 2016-01-20 Martin Sebor <msebor@redhat.com>
15887 * extend.texi (__sync Builtins): Clarify the semantics of
15888 __sync_fetch_and_OP built-ins on pointers.
15889 (__atomic Builtins): Same.
15891 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15892 Sebastian Pop <s.pop@samsung.com>
15894 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15895 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15896 (is_valid_rename): Same.
15897 (translate_isl_ast_to_gimple::get_rename): Same.
15898 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15899 (translate_isl_ast_to_gimple::rename_uses): Same.
15900 (get_new_name): Check for close_phi nodes.
15901 (copy_loop_phi_args): Use phi_node_kind.
15902 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15903 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15905 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15906 Sebastian Pop <s.pop@samsung.com>
15908 Revert commit r229783.
15909 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15910 Remove use of parameter_rename_map.
15911 (copy_def): Remove.
15912 (copy_internal_parameters): Remove.
15913 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15914 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15915 (free_sese_info): Do not free parameter_rename_map.
15916 (set_rename): Do not use parameter_rename_map.
15917 (rename_uses): Update call to set_rename.
15918 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15919 * sese.h (parameter_rename_map_t): Remove.
15920 (struct sese_info_t): Remove field parameter_rename_map.
15922 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15923 Sebastian Pop <s.pop@samsung.com>
15925 * graphite-isl-ast-to-gimple.c: Fix comment.
15926 * graphite-scop-detection.c (defined_in_loop_p): New.
15927 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15928 names defined in loop.
15930 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15931 Sebastian Pop <s.pop@samsung.com>
15933 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15934 Discard unstructured if-then-else regions.
15936 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15937 Sebastian Pop <s.pop@samsung.com>
15939 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15940 (cleanup_loop_iter_dom): Remove.
15941 (build_loop_iteration_domains): Remove.
15942 (build_scop_context): Remove.
15943 (build_scop_iteration_domain): Remove.
15944 (add_loop_constraints): New.
15945 (build_iteration_domains): New.
15946 (build_poly_scop): Call build_iteration_domains.
15948 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15949 Sebastian Pop <s.pop@samsung.com>
15951 * graphite-scop-detection.c
15952 (scop_detection::harmful_loop_in_region): Free dom and loops.
15953 (scop_detection::loop_body_is_valid_scop): Free bbs.
15955 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15956 Sebastian Pop <s.pop@samsung.com>
15958 * graphite-scop-detection.c (record_loop_in_sese): New.
15959 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15960 (build_scops): Remove call to build_sese_loop_nests.
15961 * sese.c (sese_record_loop): Remove.
15962 (build_sese_loop_nests): Remove.
15963 (new_sese_info): Remove region->loops.
15964 (free_sese_info): Same.
15965 * sese.h (sese_contains_loop): Same.
15966 (build_sese_loop_nests): Remove.
15967 (sese_contains_loop): Remove.
15969 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15970 Sebastian Pop <s.pop@samsung.com>
15972 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15973 loop_is_valid_in_scop.
15974 (scop_detection::harmful_stmt_in_region): Renamed
15975 harmful_loop_in_region.
15976 Call loop_is_valid_in_scop.
15978 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15979 Sebastian Pop <s.pop@samsung.com>
15981 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15984 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15985 Sebastian Pop <s.pop@samsung.com>
15987 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15988 * graphite.h (struct poly_bb): Remove field is_reduction.
15989 (PBB_IS_REDUCTION): Remove.
15991 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15992 Sebastian Pop <s.pop@samsung.com>
15994 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15995 (add_pdr_constraints): Same.
15996 (scop_get_reads): Same.
15997 (scop_get_must_writes): Same.
15998 (scop_get_may_writes): Same.
15999 (scop_get_original_schedule): Same.
16000 (extend_schedule): Same.
16001 (apply_schedule_on_deps): Same.
16002 (carries_deps): Same.
16003 (compute_deps): Same.
16004 (scop_get_dependences): Same.
16005 * graphite-isl-ast-to-gimple.c
16006 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16007 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16008 (get_schedule_for_band_list): Same.
16009 (get_schedule_map): Same.
16010 (apply_schedule_map_to_scop): Same.
16011 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16012 (build_loop_iteration_domains): Same.
16013 (add_condition_to_pbb): Same.
16014 (add_param_constraints): Same.
16015 (pdr_add_memory_accesses): Same.
16016 (pdr_add_data_dimensions): Same.
16018 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16020 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16023 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16025 * common.opt (feliminate-dwarf2-dups): Replace references to
16026 "DWARF 2" with just "DWARF".
16027 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16028 * doc/extend.texi: Likewise.
16029 * doc/cpp.texi: Likewise.
16030 * doc/invoke.texi: Likewise.
16031 (Option Summary): Add -gdwarf to list of Debugging Options.
16032 (Debugging Options): Document -gdwarf.
16033 * doc/contrib.texi: Spell "DWARF" like that.
16035 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16037 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16038 warning. Fix up formatting.
16040 PR middle-end/67653
16041 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16042 attempt to mark memory input operand addressable and
16043 call prepare_gimple_addressable in that case. Don't adjust
16044 input_location for diagnostics, use error_at instead.
16046 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16048 * config/rs6000/ppc-auxv.h: New file.
16049 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16050 (cpu_is): Likewise.
16051 (cpu_supports): Likewise.
16052 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16053 (cpu_is_info): New variable.
16054 (cpu_supports_info): Likewise.
16055 (tcb_verification_symbol): Likewise.
16056 (cpu_builtin_p): Likewise.
16057 (cpu_expand_builtin): New function.
16058 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16059 (rs6000_init_builtins): Likewise.
16060 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16061 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16062 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16063 * configure: Regenerate.
16064 * config.in: Likewise.
16065 * doc/extend.texi (PowerPC Built-in Functions): Document
16066 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16068 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16071 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16073 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16076 2016-01-20 Richard Henderson <rth@redhat.com>
16082 * tree.c (tm_define_builtin): New.
16083 (find_tm_vector_type): New.
16084 (build_tm_vector_builtins): New.
16085 (build_common_builtin_nodes): Call it.
16087 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16089 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16090 (arm_fp_ok): Likewise.
16091 (arm_fp): Likewise.
16092 (arm_crypto): Likewise.
16094 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16095 Richard Biener <rguenther@suse.de>
16097 PR tree-optimization/69328
16098 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16099 vectors have same number of elements.
16100 (vectorizable_condition): Fix masked version recognition.
16102 2016-01-20 Richard Biener <rguenther@suse.de>
16104 PR tree-optimization/69345
16105 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16106 (VN_INFO_PTR_INFO): Likewise.
16107 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16108 info when it is equal between non-dominating SSA names.
16109 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16110 Make sure to look at original SSA infos.
16112 2016-01-20 Jeff Law <law@redhat.com>
16115 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16117 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16118 (pc_or_label_operand): New predicate.
16119 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16120 tests for small integers that are 2^n - 1.
16122 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16124 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16126 2016-01-19 Jeff Law <law@redhat.com>
16128 PR middle-end/69347
16129 * tree-ssa-threadbackwards.c
16130 (fsm_find_control_statement_thread_paths): Do not try to lookup
16131 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16133 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16135 * doc/lto.texi: Remove text that says only Gold has linker plugin
16138 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16140 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16141 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16142 the DIE accordingly.
16143 (modified_type_die): Add REVERSE parameter and pass it recursively,
16144 as well as to base_type_die. Adjust presence check accordingly.
16145 (base_type_for_mode): Adjust call to modified_type_die.
16146 (add_type_attribute): Add REVERSE parameter and pass it to
16148 (generic_parameter_die): Adjust call to add_type_attribute.
16149 (add_scalar_info): Likewise.
16150 (add_subscript_info): Likewise.
16151 (gen_array_type_die): Likewise.
16152 (gen_descr_array_type_die): Likewise.
16153 (gen_entry_point_die): Likewise.
16154 (gen_enumeration_type_die): Likewise.
16155 (gen_formal_parameter_die): Likewise.
16156 (gen_subprogram_die): Likewise.
16157 (gen_variable_die ): Likewise.
16158 (gen_const_die): Likewise.
16159 (gen_field_die): Likewise.
16160 (gen_pointer_type_die): Likewise.
16161 (gen_reference_type_die): Likewise.
16162 (gen_ptr_to_mbr_type_die): Likewise.
16163 (gen_inheritance_die): Likewise.
16164 (gen_subroutine_type_die): Likewise.
16165 (gen_typedef_die): Likewise.
16166 (force_type_die): Adjust call to modified_type_die.
16168 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16170 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16171 flow throughout the file. Fix broken link to Objective-C 2.0
16173 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16176 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16178 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16180 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16183 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16184 (maybe_record_node): Record cxa_pure_virtual as the only possible
16185 target if there are not ohter candidates.
16186 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16188 2016-01-19 Richard Biener <rguenther@suse.de>
16190 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16191 (get_memory_order): Likewise.
16193 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16195 * tree-vect-stmts.c (vectorizable_store): Check
16198 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16201 * gcc.c (driver::decode_argv): Add call to
16202 init_opts_obstack before init_options_struct.
16203 * opts.c (init_opts_obstack): Remove idempotency.
16204 (init_options_struct): Replace call to init_opts_obstack
16205 with a gcc_assert to verify that it has already been called.
16206 * toplev.c (toplev::main): Add call to init_opts_obstack before
16207 calls to init_options_struct.
16208 (toplev::finalize): Move cleanup of opts_obstack next to
16209 cleanup of save_decoded_options, clearing the latter, and
16210 save_decoded_options_count.
16212 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16215 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16216 attribute to unconditional. Remove %? from output template.
16218 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16219 Jiong Wang <jiong.wang@arm.com>
16221 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16222 generated from different expand order.
16224 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16226 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16227 Add support for CCMP costing.
16229 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16231 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16232 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16233 (fccmpe<mode>): Likewise.
16234 (fcmp): Rename to fcmp and globalize pattern.
16236 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16237 (aarch64_gen_ccmp_next): Add FP support.
16239 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16241 * target.def (gen_ccmp_first): Update documentation.
16242 (gen_ccmp_next): Likewise.
16243 * doc/tm.texi (gen_ccmp_first): Update documentation.
16244 (gen_ccmp_next): Likewise.
16245 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16246 expand_ccmp_expr_1. Improve comments.
16247 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16248 (ccmp_ior<mode>): Remove pattern.
16249 (cmp<mode>): Remove expand.
16250 (cmp): Globalize pattern.
16251 (cstorecc4): Use cc_register.
16252 (mov<mode>cc): Remove ccmp_cc_register check.
16253 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16254 Simplify after removal of CC_DNE/* modes.
16255 (aarch64_ccmp_mode_to_code): Remove.
16256 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16257 In 'k' case use integer as condition.
16258 (aarch64_nzcv_codes): Remove inverted cases.
16259 (aarch64_code_to_ccmode): Remove.
16260 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16261 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16262 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16263 pattern. Return the comparison with CC register. Invert conditions
16264 when bitcode is OR.
16265 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16266 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16268 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16270 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16271 instrumented_version.
16273 2016-01-19 Richard Biener <rguenther@suse.de>
16275 PR tree-optimization/69336
16276 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16277 handled components with get_ref_base_and_extent.
16278 (equal_mem_array_ref_p): Adjust.
16280 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16283 * shrink-wrap.c: Include valtrack.h.
16284 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16285 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16286 in between insn and where it will be moved to. Call
16287 dead_debug_insert_temp.
16288 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16289 first and dead_debug_local_finish at the end.
16290 For uses and defs bitmap, handle all regs in between REGNO and
16291 END_REGNO, not just the first one.
16293 2016-01-19 Richard Biener <rguenther@suse.de>
16295 PR tree-optimization/69352
16296 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16297 (equal_mem_array_ref_p): Constrain size and max size properly.
16298 Compare the reverse flag.
16300 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16302 * ira.c (ira): Update regstat data if we deleted insns.
16304 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16306 PR rtl-optimization/68955
16307 PR rtl-optimization/64557
16308 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16309 here. Fix up formatting.
16310 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16312 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16315 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16316 assume that the node has body.
16317 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16320 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16322 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16325 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16327 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16328 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16330 2016-01-19 Martin Jambor <mjambor@suse.cz>
16331 Martin Liska <mliska@suse.cz>
16332 Michael Matz <matz@suse.de>
16334 * Makefile.in (OBJS): Add new source files.
16335 (GTFILES): Add hsa.c.
16336 * common.opt (disable_hsa): New variable.
16337 (-Whsa): New warning.
16338 * config.in (ENABLE_HSA): New.
16339 * configure.ac: Treat hsa differently from other accelerators.
16340 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16341 $enable_offloading.
16342 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16343 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16344 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16345 --with-hsa-kmt-lib.
16346 * doc/invoke.texi (-Whsa): Document.
16347 (hsa-gen-debug-stores): Likewise.
16348 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16349 to invoke offload compiler for hsa acclerator.
16350 * opts.c (common_handle_option): Determine whether HSA offloading
16351 should be performed.
16352 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16353 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16354 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16355 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16356 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16357 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16358 GF_OMP_FOR_KIND_GRID_LOOP.
16359 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16360 (pp_gimple_stmt_1): Likewise.
16361 * gimple-walk.c (walk_gimple_stmt): Likewise.
16362 * gimple.c (gimple_build_omp_grid_body): New function.
16363 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16364 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16365 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16366 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16367 GF_OMP_TEAMS_GRID_PHONY.
16368 (gimple_statement_omp_single_layout): Updated comments.
16369 (gimple_build_omp_grid_body): New function.
16370 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16371 (gimple_omp_for_grid_phony): New function.
16372 (gimple_omp_for_set_grid_phony): Likewise.
16373 (gimple_omp_parallel_grid_phony): Likewise.
16374 (gimple_omp_parallel_set_grid_phony): Likewise.
16375 (gimple_omp_teams_grid_phony): Likewise.
16376 (gimple_omp_teams_set_grid_phony): Likewise.
16377 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16378 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16379 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16380 (BUILT_IN_GOMP_TARGET): Updated type.
16381 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16382 (adjust_for_condition): New function.
16383 (get_omp_for_step_from_incr): Likewise.
16384 (extract_omp_for_data): Moved parts to adjust_for_condition and
16385 get_omp_for_step_from_incr.
16386 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16387 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16388 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16389 (scan_omp_parallel): Do not create child functions for phony
16391 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16392 (scan_omp_1_op): Checking assert we are not remapping to
16393 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16394 (parallel_needs_hsa_kernel_p): New function.
16395 (expand_parallel_call): Register apprpriate parallel child
16396 functions as HSA kernels.
16397 (grid_launch_attributes_trees): New type.
16398 (grid_attr_trees): New variable.
16399 (grid_create_kernel_launch_attr_types): New function.
16400 (grid_insert_store_range_dim): Likewise.
16401 (grid_get_kernel_launch_attributes): Likewise.
16402 (get_target_argument_identifier_1): Likewise.
16403 (get_target_argument_identifier): Likewise.
16404 (get_target_argument_value): Likewise.
16405 (push_target_argument_according_to_value): Likewise.
16406 (get_target_arguments): Likewise.
16407 (expand_omp_target): Call get_target_arguments instead of looking
16408 up for teams and thread limit.
16409 (grid_expand_omp_for_loop): New function.
16410 (grid_arg_decl_map): New type.
16411 (grid_remap_kernel_arg_accesses): New function.
16412 (grid_expand_target_kernel_body): New function.
16413 (expand_omp): Call it.
16414 (lower_omp_for): Do not emit phony constructs.
16415 (lower_omp_taskreg): Do not emit phony constructs but create for them
16416 a temporary variable receiver_decl.
16417 (lower_omp_taskreg): Do not emit phony constructs.
16418 (lower_omp_teams): Likewise.
16419 (lower_omp_grid_body): New function.
16420 (lower_omp_1): Call it.
16421 (grid_reg_assignment_to_local_var_p): New function.
16422 (grid_seq_only_contains_local_assignments): Likewise.
16423 (grid_find_single_omp_among_assignments_1): Likewise.
16424 (grid_find_single_omp_among_assignments): Likewise.
16425 (grid_find_ungridifiable_statement): Likewise.
16426 (grid_target_follows_gridifiable_pattern): Likewise.
16427 (grid_remap_prebody_decls): Likewise.
16428 (grid_copy_leading_local_assignments): Likewise.
16429 (grid_process_kernel_body_copy): Likewise.
16430 (grid_attempt_target_gridification): Likewise.
16431 (grid_gridify_all_targets_stmt): Likewise.
16432 (grid_gridify_all_targets): Likewise.
16433 (execute_lower_omp): Call grid_gridify_all_targets.
16434 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16435 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16436 (tree_omp_clause): Added union field dimension.
16437 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16438 * tree.c (omp_clause_num_ops): Added number of arguments of
16439 OMP_CLAUSE__GRIDDIM_.
16440 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16441 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16442 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16443 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16444 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16445 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16446 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16447 * tree-pass.h (make_pass_gen_hsail): Declare.
16448 (make_pass_ipa_hsa): Likewise.
16449 * ipa-hsa.c: New file.
16450 * lto-section-in.c (lto_section_name): Add hsa section name.
16451 * lto-streamer.h (lto_section_type): Add hsa section.
16452 * timevar.def (TV_IPA_HSA): New.
16453 * hsa-brig-format.h: New file.
16454 * hsa-brig.c: New file.
16455 * hsa-dump.c: Likewise.
16456 * hsa-gen.c: Likewise.
16459 * toplev.c (compile_file): Call hsa_output_brig.
16460 * hsa-regalloc.c: New file.
16462 2016-01-18 Jeff Law <law@redhat.com>
16464 PR tree-optimization/69320
16465 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16466 ranged object, do nothing if the RHS constant is not [0..1].
16467 (optimize_stmt): Comparing a boolean ranged object against a
16468 constant outside [0..1] results in a compile-time constant.
16470 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16473 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16475 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16476 (Option Summary): Update to reflect new section and moved options.
16477 (C++ Dialect Options): Move -fstats to new section.
16478 (Debugging Options): Move all dump, statistics, and other GCC
16479 developer options to new section. Rewrite section introduction
16480 and re-order remaining options to put the more basic ones first.
16481 (Optimization Options): Move -fira-verbose and -flto-report* to
16483 (Developer Options): New section incorporating moved options.
16484 * doc/cppopts.texi (-dM): Update cross-reference.
16486 2016-01-18 Richard Henderson <rth@redhat.com>
16489 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16490 operands to pseudo only if CSE is expected. Split long immediate
16491 operands only after reload, and for the stack pointer.
16492 (*add<GPI>3_pluslong): Remove.
16493 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16494 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16495 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16496 (*add<GPI>3 peepholes): New.
16497 (*add<GPI>3 splitters): New.
16498 * config/aarch64/constraints.md (Upl): New.
16499 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16501 2016-01-18 Richard Biener <rguenther@suse.de>
16503 PR tree-optimization/69297
16504 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16506 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16508 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16510 PR middle-end/68542
16511 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16512 of mixind vector and scalar types.
16513 (fold_relational_const): Add handling of vector
16514 comparison with boolean result.
16515 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16516 comparison of vector operands with boolean result for EQ/NE only.
16517 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16518 (verify_gimple_cond): Likewise.
16519 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16522 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16524 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16527 2016-01-18 Richard Biener <rguenther@suse.de>
16529 PR middle-end/69308
16530 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16532 2016-01-18 Tom de Vries <tom@codesourcery.com>
16534 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16536 2016-01-18 Tom de Vries <tom@codesourcery.com>
16538 * omp-low.c (set_oacc_fn_attrib): Make extern.
16539 * omp-low.h (set_oacc_fn_attrib): Declare.
16540 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16541 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16542 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16543 Add and handle function parameter oacc_kernels_p.
16544 (find_reduc_addr, get_omp_data_i_param): New function.
16545 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16546 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16547 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16548 Calculate dominance info. Skip loops that are not in a kernels region
16549 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16550 (pass_parallelize_loops::execute): Call parallelize_loops with
16551 oacc_kernels_p argument.
16552 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16553 New member function.
16554 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16555 * passes.def: Add argument to pass_parallelize_loops instantation.
16557 2016-01-18 Tom de Vries <tom@codesourcery.com>
16559 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16560 pass_parallelize_loops to be run outside the loop pipeline.
16562 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16564 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16565 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16567 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16570 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16571 using get_ref_base_and_extent.
16572 (equal_mem_array_ref_p): New.
16573 (hashable_expr_equal_p): Add call to previous.
16575 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16578 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16579 (sra_initialize): Allocate disqualified_constants.
16580 (sra_deinitialize): Free disqualified_constants.
16581 (disqualify_candidate): Update disqualified_constants when appropriate.
16582 (create_access): Scan for constant-pool entries as we go along.
16583 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16584 (maybe_add_sra_candidate): Allow constant-pool entries.
16585 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16586 (initialize_constant_pool_replacements): New.
16587 (sra_modify_assign): Avoid mangling assignments created by previous,
16588 and don't generate writes into constant pool.
16589 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16591 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16593 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16594 andnot instruction.
16595 (scalar_chain::convert_op): Likewise.
16596 * config/i386/i386.md (*andndi3_doubleword): New.
16598 2016-01-18 Richard Biener <rguenther@suse.de>
16600 PR tree-optimization/69170
16601 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16602 building a vector from scalar results of a pattern stmt.
16604 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16606 * haifa-sched.c (autopref_multipass_init): Work around
16607 -Wmaybe-uninitialized warning.
16609 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16611 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16612 against the constant 0.
16614 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16616 PR tree-optimization/68799
16617 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16618 look up phi candidates in the statement-candidate map.
16619 (phi_add_costs): Likewise.
16620 (record_phi_increments): Likewise.
16621 (phi_incr_cost): Likewise.
16622 (ncd_with_phi): Likewise.
16623 (all_phi_incrs_profitable): Likewise.
16625 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16627 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16628 -Wmaybe-uninitialized warning.
16630 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16632 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16633 (Option Summary): Update to reflect new section and moved options.
16634 (C++ Dialect Options): Move -fvtable-verify and related options.
16635 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16636 and profiling-related options.
16637 (Optimization Options): Move profile generation options and
16638 -fstack-protector and related options.
16639 (Instrumentation Options): New section incorporating moved options.
16640 (Code Generation Options): Move -finstrument-functions and
16641 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16643 2016-01-16 Tom de Vries <tom@codesourcery.com>
16645 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16647 2016-01-16 Tom de Vries <tom@codesourcery.com>
16649 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16651 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16653 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16654 that checks whether the table is already empty. Rename the
16655 original implementation to...
16656 (hash_table::empty_slot): ...this new private function.
16658 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16660 PR diagnostic/68899
16661 * diagnostic-show-locus.c (layout::print_source_line): Move x
16662 offset of line until after call to
16663 get_line_width_without_trailing_whitespace.
16665 2016-01-15 Jeff Law <law@redhat.com>
16667 PR tree-optimization/69270
16668 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16669 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16670 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16671 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16672 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16673 ssa_name_has_boolean_range and constant_boolean_node.
16675 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16677 PR rtl-optimization/69030
16678 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16680 (spill_pseudos): Delete debug insn for dead pseudo.
16681 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16683 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16685 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16687 (TYPES_UNOPUS): Likewise.
16688 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16689 builtin type, from UNOP to UNOPUS.
16690 (lbtruncuv4sf): Likewise.
16691 (lbtruncuv2df): Likewise.
16692 (lrounduv2sf): Likewise.
16693 (lrounduv4sf): Likewise.
16694 (lrounduv2df): Likewise.
16695 (lroundusf): Likewise.
16696 (lroundusf): Likewise.
16697 (lceiluv2sf): Likewise.
16698 (lceiluv4sf): Likewise.
16699 (lceiluv2df): Likewise.
16700 (lceilusf): Likewise.
16701 (lceiludf): Likewise.
16702 (lflooruv2sf): Likewise.
16703 (lflooruv4sf): Likewise.
16704 (lflooruv2df): Likewise.
16705 (lfloorusf): Likewise.
16706 (lfloorudf): Likewise.
16707 (lfrintnuv2sf): Likewise.
16708 (lfrintnuv4sf): Likewise.
16709 (lfrintnuv2df): Likewise.
16710 (lfrintnusf): Likewise.
16711 (lfrintnudf): Likewise.
16712 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16714 (vcvtq_u32_f32): Likewise.
16715 (vcvtq_u64_f64): Likewise.
16716 (vcvta_u32_f32): Likewise.
16717 (vcvtaq_u32_f32): Likewise.
16718 (vcvtaq_u64_f64): Likewise.
16719 (vcvtm_u32_f32): Likewise.
16720 (vcvtmq_u32_f32): Likewise.
16721 (vcvtmq_u64_f64): Likewise.
16722 (vcvtn_u32_f32): Likwise.
16723 (vcvtnq_u32_f32): Likewise.
16724 (vcvtnq_u64_f64): Likewise.
16725 (vcvtp_u32_f32): Likewise.
16726 (vcvtpq_u32_f32): Likewise.
16727 (vcvtpq_u64_f64): Likewise.
16728 (vcvtmd_u64_f64): Likewise.
16729 (vcvtms_u32_f32): Likewise.
16730 (vcvtad_u64_f64): Likewise.
16731 (vcvtas_u32_f32): Likewise.
16732 (vcvtnd_u64_f64): Likewise.
16733 (vcvtns_u32_f32): Likewise.
16734 (vcvtpd_u64_f64): Likewise.
16735 (vcvtps_u32_f32): Likewise.
16737 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16739 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16740 CSEL of zero_extended registers.
16742 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16744 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16745 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16747 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16749 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16750 false when argument string is not found in the attributes table
16753 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16756 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16757 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16758 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16759 precision estimate.
16761 2016-01-15 Richard Biener <rguenther@suse.de>
16763 PR tree-optimization/66856
16764 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16765 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16766 (vect_create_new_slp_node): Increment stmt reference count.
16767 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16768 an SLP tree before swapping operands.
16769 (vect_build_slp_tree): Likewise.
16770 (destroy_bb_vec_info): Free stmt info after SLP instances.
16771 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16772 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16773 (STMT_VINFO_NUM_SLP_USES): New macro.
16775 2016-01-15 Richard Biener <rguenther@suse.de>
16778 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16779 (add_linkage_name): ... here.
16780 (gen_typedef_die): Use add_linkage_name_raw instead of
16781 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16784 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16786 * gimplify.c (oacc_default_clause): Decode reference and pointer
16787 types for both kernels and parallel regions.
16789 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16791 PR middle-end/69246
16792 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16794 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16796 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16797 (convert_scalars_to_vector): Likewise.
16799 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16801 * doc/extend.texi (Type Traits): Fix grammar.
16803 2016-01-15 Martin Jambor <mjambor@suse.cz>
16805 * tree-inline.c (remap_decl): Use existing dclarations if
16806 remapping a type and prevent_decl_creation_for_types.
16807 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16808 decls first. Do real remapping with
16809 prevent_decl_creation_for_types set.
16810 * tree-inline.h (copy_body_data): New field
16811 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16814 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16816 * config/s390/s390.opt (mmvcle): More verbose help text.
16818 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16820 * config/s390/s390.opt: Add period to -mzvector option text.
16822 2016-01-15 Richard Biener <rguenther@suse.de>
16824 PR tree-optimization/68961
16825 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16826 of invariants in stores again.
16828 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16830 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16832 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16834 * config/i386/i386.c (ix86_expand_branch): Don't split
16835 DI mode xor instruction to SI mode.
16837 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16840 * ipa-icf.c (sem_function::merge): Virtual functions may become
16841 reachable even if they address is not taken and there are no
16844 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16846 * lto-streamer-out.c (subtract_estimated_size): New function.
16847 (get_symbol_initial_value): Use it.
16849 2016-01-15 Christian Bruel <christian.bruel@st.com>
16852 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16853 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16854 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16855 use add_builtin_function_ext_scope instead of add_builtin_function.
16856 (neon_set_p, neon_crypto_set_p): Remove.
16857 (arm_init_builtins): Always call arm_init_neon_builtins and
16858 arm_init_crypto_builtins.
16859 (arm_expand_builtin): Check that builtins are allowed for the arch.
16860 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16861 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16862 arm_init_neon_builtins call.
16864 2016-01-15 Richard Biener <rguenther@suse.de>
16866 PR tree-optimization/69117
16867 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16868 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16869 of the leader conservatively.
16870 (free_scc_vn): Restore original SSA name infos.
16872 2016-01-14 Jeff Law <law@redhat.com>
16874 PR tree-optimization/69270
16875 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16876 single bit of precision, verify it's also unsigned.
16877 (record_edge_info): Use constant_boolean_node rather than fold_convert
16878 to convert boolean_true/boolean_false to the right type.
16880 2016-01-14 Richard Henderson <rth@redhat.com>
16883 * loop-doloop.c (record_reg_sets): New.
16884 (doloop_optimize): Reject the transform if the sequence
16885 clobbers registers live at the end of the loop block.
16886 (doloop_optimize_loops): Enable df_live if needed.
16888 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16890 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16891 * config/rs6000/rs6000.c: Likewise.
16892 * config/rs6000/rs6000.h: Likewise.
16893 * config/rs6000/rs6000.md: Likewise.
16894 * doc/extend.texi: Likewsie.
16896 2016-01-14 Jeff Law <law@redhat.com>
16898 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16901 2016-01-14 Richard Henderson <rth@redhat.com>
16905 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16906 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16907 instead of builtin_decl_declared_p to test for declaration.
16909 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16911 * doc/loop.texi (Loop Analysis and Representation): Document
16912 loop_depth function.
16914 2016-01-14 Tom de Vries <tom@codesourcery.com>
16916 PR tree-optimization/68773
16917 * omp-low.c (expand_omp_target): Don't set force_output.
16918 * varpool.c (varpool_node::get_create): Same.
16919 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16920 offload_funcs with force_output.
16922 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16925 * lra-eliminations.c (move_plus_up): Don't change anything if either
16926 the outer or inner subreg mode is not MODE_INT.
16927 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16928 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16930 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16932 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16933 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16934 reduc_uplus_@var{m}): Remove.
16935 * expr.c (expand_expr_real_2): Remove expansion path for
16936 reduc_[us](min|max|plus) optabs.
16937 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16938 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16939 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16940 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16941 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16942 reduc_[us](min|max|plus) optabs.
16944 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16946 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16947 (reduc_plus_scal_v2sf): New.
16948 (reduc_smax_v2sf): Rename to...
16949 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16950 (reduc_smin_v2sf): Rename to...
16951 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16953 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16955 * alias.c (compare_base_symbol_refs): New function.
16956 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16959 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16961 PR middle-end/68146
16962 PR tree-optimization/69155
16963 * tree-complex.c: Include cfganal.h.
16964 (phis_to_revisit): New variable.
16965 (extract_component): Add phiarg_p argument. Assert that returned
16966 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16967 (update_phi_components): Partly rewrite to use loop over real/imag
16968 components instead of code duplication. If extract_component returns
16969 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16970 create_tmp_reg into the PHI node instead, and mention the phi triplet
16971 in phis_to_revisit.
16972 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16973 in phis_to_revisit at the end.
16975 2016-01-14 Richard Biener <rguenther@suse.de>
16977 PR tree-optimization/68060
16978 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16979 outer loop reduction is only used in the inner loop before
16980 detecting a double reduction.
16982 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16985 * combine.c (expand_field_assignment): Punt if compute_mode is
16986 unsupported scalar mode.
16988 2016-01-14 Richard Biener <rguenther@suse.de>
16990 PR tree-optimization/66856
16991 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16992 SLP node only if it built successfully.
16993 (vect_analyze_slp_instance): Adjust.
16995 2016-01-14 Jeff Law <law@redhat.com>
16997 PR tree-optimization/69270
16998 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16999 (record_edge_info): Use it. Convert boolean_{true,false}_node
17000 to the type of op0.
17002 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17005 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17006 use block_ultimate_origin
17007 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17009 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17011 * doc/invoke.texi (Submodel Options): Rename section to
17012 "Machine-Dependent Options" to better reflect its content.
17013 Rewrite introductory text to remove archaic CPU names.
17016 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17018 * doc/invoke.texi (Code Gen Options): Move section up in file,
17019 before target-specific options. Update menu and option summary
17020 to reflect the new section ordering.
17022 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17024 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17025 (C++ Dialect Options): Add cross-reference to -std option.
17026 * doc/standards.texi (C++ Language): Document C++14 support.
17028 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17030 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17031 for pack/unpack functions for __ibm128.
17032 (PACK_IF): Likewise.
17033 (UNPACK_IF): Likewise.
17035 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17036 support for __ibm128 pack/unpack functions.
17037 (rs6000_invalid_builtin): Likewise.
17038 (rs6000_init_builtins): Likewise.
17039 (rs6000_opt_masks): Likewise.
17041 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17042 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17044 (RS6000_BTM_COMMON): Likewise.
17046 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17047 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17048 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17049 128-bit floating point. Add support for the double values to be
17050 in Altivec registers for TF/IF packing and unpacking, but restrict
17051 TD packing sub-fields to be FPR registers. Don't allow overlapped
17052 register support for packing. Allow pack inputs to be memory
17053 locations. Don't build generator functions for unpack<mode>_dm
17054 and unpack<mode>_nodm.
17055 (unpack<mode>_dm): Likewise.
17056 (unpack<mode>_nodm): Likewise.
17057 (pack<mode>): Likewise.
17059 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17060 built-in functions to pack/unpack explicit __ibm128 values.
17061 (__builtin_unpack_ibm128): Likewise.
17063 * doc/extend.texi (PowerPC Built-in Functions): Document
17064 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17066 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17069 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17070 Add new arg loc and pass it down as context.
17071 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17072 to the location to use for the warning.
17073 (check_function_arguments): New arg loc. All callers changed. Pass
17074 it to check_function_nonnull.
17075 * c-common.h (check_function_arguments): Adjust declaration.
17077 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17079 PR tree-optimization/69156
17080 * gimple.c (validate_type): Removed.
17081 (gimple_builtin_call_types_compatible_p): Use
17082 useless_type_conversion_p instead of validate_type.
17083 * value-prof.c (gimple_stringop_fixed_value): Fold
17084 icall_size to correct type.
17086 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17088 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17091 2016-01-13 Richard Henderson <rth@redhat.com>
17094 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17095 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17096 (ix86_builtin_tm_store): Remove.
17097 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17098 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17099 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17100 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17101 * doc/tm.texi: Rebuild.
17103 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17104 (BUILT_IN_TM_MEMCPY_RTWN): New.
17105 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17106 fallback from vector to integer helpers.
17107 (build_tm_load): Handle vector types directly, instead of
17109 (build_tm_store): Likewise.
17110 (expand_assign_tm): Prepare for register types not handled by
17111 the above. Copy them to memory and use memcpy.
17112 * tree.c (tm_define_builtin): New.
17113 (find_tm_vector_type): New.
17114 (build_tm_vector_builtins): New.
17115 (build_common_builtin_nodes): Call it.
17117 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17119 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17120 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17122 2016-01-13 Tom de Vries <tom@codesourcery.com>
17124 PR tree-optimization/69169
17125 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17126 handled_struct_type param.
17127 (create_variable_info_for, intra_create_variable_infos): Call
17128 create_variable_info_for_1 with extra arg.
17130 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17132 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17133 and "armv8.1-a+crc" entries.
17135 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17138 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17139 Change first operand predicate from register_or_constm1_operand
17140 to register_operand.
17141 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17142 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17143 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17144 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17145 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17146 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17147 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17148 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17149 comparison with constm1_rtx from vec_prefetch_gen part.
17151 2016-01-13 Richard Biener <rguenther@suse.de>
17153 PR tree-optimization/69013
17154 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17155 Exchange assert for a test.
17157 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17160 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17162 2016-01-13 Richard Biener <rguenther@suse.de>
17164 PR tree-optimization/69242
17165 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17166 assert with a check.
17168 2016-01-13 Richard Biener <rguenther@suse.de>
17170 PR tree-optimization/69186
17171 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17172 Properly guard vect_update_misalignment_for_peel call.
17174 2016-01-12 Jeff Law <law@redhat.com>
17176 PR tree-optimization/pr67755
17177 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17178 "need_profile_correction".
17179 (thread_block_1): Initialize new field to false by default. If we
17180 have multiple thread paths through a common joiner to different
17181 final targets, then set new field to true.
17182 (compute_path_counts): Only do count adjustment when it's really
17185 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17187 * doc/invoke.texi (Spec Files): Move section down in file, past
17188 all command-line option descriptions.
17190 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17192 PR middle-end/54809
17193 * doc/gty.texi: Remove documentation of mark_hook.
17194 * gengtype.c (struct write_types_data): Remove code to support
17195 mark_hook attribute.
17196 (walk_type): Likewise.
17197 (write_func_for_structure): Likewise.
17199 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17201 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17202 Directory Options, and -specs= to Overall Options.
17203 (Overall Options): Adjust similarly. Reorder to group related
17204 options together. Make -specs= cross-reference the spec file details.
17205 (Directory Options): Adjust similarly.
17207 2016-01-12 Jeff Law <law@redhat.com>
17209 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17211 2016-01-12 Olivier Hainque <hainque@adacore.com>
17213 * gcc.c (spec_undefvar_allowed): New global.
17214 (process_command): Set to true when running for --version or --help,
17216 (getenv_spec_function): When the variable is not defined, use the
17217 variable name as the variable value if we're allowed not to issue
17220 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17222 PR tree-optimization/68911
17223 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17224 information computed for expression "init + nit * step".
17226 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17228 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17229 about name of GCC executable. Remove deleted node from menu.
17230 (Directory Options) <-B>: Remove cross-reference to deleted node.
17231 (Target Options): Delete section.
17233 2016-01-12 Christian Bruel <christian.bruel@st.com>
17236 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17237 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17239 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17242 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17243 aligned_mem is properly set for AVX512-VL floating point masked
17247 * ifcvt.c (cond_exec_process_if_block): When removing the last
17248 insn from then_bb, remove also any possible barriers that follow it.
17250 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17254 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17255 (PTRDIFF_TYPE): Likewise.
17256 (WCHAR_TYPE): Likewise.
17257 (WCHAR_TYPE_SIZE): Likewise.
17258 (STDINT_LONG32): Likewise.
17260 2016-01-12 Richard Biener <rguenther@suse.de>
17262 PR tree-optimization/69053
17263 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17264 convert initial value for cond reductions.
17266 2016-01-12 Richard Biener <rguenther@suse.de>
17268 PR tree-optimization/69007
17269 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17270 widen_sum after dot_prod and sad.
17272 2016-01-12 Richard Biener <rguenther@suse.de>
17274 PR tree-optimization/69168
17275 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17276 pattern stmt SLP type.
17277 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17278 end up unused so cope with that case.
17280 2016-01-12 Richard Biener <rguenther@suse.de>
17282 PR tree-optimization/69157
17283 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17284 stmts def type only during analyze phase.
17285 (vectorizable_call): Likewise.
17286 (vectorizable_simd_clone_call): Likewise.
17287 (vectorizable_conversion): Likewise.
17288 (vectorizable_assignment): Likewise.
17289 (vectorizable_shift): Likewise.
17290 (vectorizable_operation): Likewise.
17291 (vectorizable_store): Likewise.
17292 (vectorizable_load): Likewise.
17294 2016-01-12 Richard Biener <rguenther@suse.de>
17296 PR tree-optimization/69174
17297 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17299 (vectorizable_load): Properly compute the number of loads needed
17300 for permuted strided SLP loads and do not spuriously assign
17301 to SLP_TREE_VEC_STMTS.
17303 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17305 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17306 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17307 (MD_EXEC_PREFIX): Remove.
17308 (MD_STARTFILE_PREFIX) Removee.
17309 (FILE_NAME_ABSOLUTE_P): Remove.
17310 (CPP_SPEC): Do not read macros from sys/version.h.
17311 (LINK_COMMAND_SPEC): Remove.
17312 (LOCAL_INCLUDE_DIR): Remove.
17313 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17314 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17315 (POST_LINK_SPEC): Define to invoke stubify after linker
17316 (LIBSTDCXX): Remove define
17317 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17318 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17319 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17320 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17321 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17322 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17323 (i386_djgpp_asm_named_section): Add propotype of new procedure
17325 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17326 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17327 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17328 in config/i386/djgpp.h).
17329 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17330 STANDARD_STARTFILE_PREFIX_1.
17331 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17332 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17333 installation errors.
17334 (MAX_OFILE_ALIGNMENT): Define to 128.
17335 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17337 * config/i386/djgpp.c: New file. Add implementation of
17338 i386_djgpp_asm_named_section.
17340 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17342 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17343 Add rule for building djgpp.o.
17345 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17347 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17348 (rtx_is_swappable_p): Reductions are swappable.
17349 (insn_is_swappable_p): V2DF reductions are swappable.
17351 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17353 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17354 reloads for other unsupported memory operands.
17356 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17357 Jim Wilson <jim.wilson@linaro.org>
17360 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17361 copy_to_mode_reg instead of force_reg.
17363 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17366 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17367 TARGET_80387 is true.
17369 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17372 * lra-eliminations.c (move_plus_up): Only move plus up
17373 if subreg of the constant can be simplified into constant
17374 and use the simplified subreg of the constant instead of
17375 the original constant.
17377 * fold-const.c (fold_convertible_p): Don't return true
17378 for conversion of VECTOR_TYPE to same sized integral type.
17379 (fold_convert_loc): Fix up formatting. Fold conversion of
17380 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17381 instead of NOP_EXPR.
17383 PR tree-optimization/69214
17384 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17385 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17388 PR tree-optimization/69207
17389 * tree-vect-slp.c (vect_get_constant_vectors): For
17390 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17391 fold_convertible_p to vector_type's element type, and always
17392 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17394 2016-01-11 Richard Biener <rguenther@suse.de>
17396 PR tree-optimization/69173
17397 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17398 fixup the cycle if all stmts are in a pattern.
17400 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17402 PR middle-end/68999
17403 * alias.c (base_alias_check): Move check for addresses with
17404 alignment ANDs before the call for compare_base_decls.
17405 (memrefs_conflict_p): Return -1 for different decls
17406 that went through alignment adjustments.
17408 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17410 PR rtl-optimization/68796
17411 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17412 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17413 and QImode comparisons against zero with CC_NZmode.
17414 * config/aarch64/iterators.md (short_mask): New mode_attr.
17416 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17418 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17419 (<avx512>_store<mode>_mask): Likewise.
17421 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17422 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17424 PR rtl-optimization/68841
17425 * ifcvt.c (struct noce_if_info): Add orig_x field.
17426 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17427 Don't record conflicts on to_rename if it's present.
17428 Allow memory destinations in sets.
17429 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17430 blocks, passing orig_x to the checks.
17431 (noce_process_if_block): Set if_info->orig_x appropriately.
17433 2016-01-11 Tom de Vries <tom@codesourcery.com>
17435 PR tree-optimization/69069
17436 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17438 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17440 PR rtl-optimization/68920
17441 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17442 of conditional moves for RTL if-conversion to 1 for
17443 TARGET_ONE_IF_CONV_INSN.
17444 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17445 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17446 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17447 parameter to restirct number of conditional moves for
17449 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17450 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17453 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17456 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17457 onepart vars. Fix typo in comment. Fix reversed condition in
17459 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17462 * var-tracking.c (dump_onepart_variable_differences): New.
17463 (dataflow_set_different): If a detailed dump is requested,
17464 delay early returns and dump differences between onepart
17465 variables present before and after, and added variables.
17467 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17470 * expr.c (expand_expr_real_1): For boolean vector constants
17471 with a scalar mode use const_scalar_mask_from_tree.
17472 (const_scalar_mask_from_tree): New.
17473 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17474 assigned to a mask type to handle constants.
17476 2016-01-11 Martin Jambor <mjambor@suse.cz>
17479 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17480 useless parameters if we cannot change function signature.
17482 2016-01-11 Martin Jambor <mjambor@suse.cz>
17485 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17488 2016-01-11 Tom de Vries <tom@codesourcery.com>
17490 PR tree-optimization/69109
17491 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17494 2016-01-11 Tom de Vries <tom@codesourcery.com>
17496 PR tree-optimization/69108
17497 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17498 res is not used in a phi.
17500 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17503 * common.opt (frandom-seed): Fix parameter name.
17504 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17506 2016-01-11 Tom de Vries <tom@codesourcery.com>
17508 PR tree-optimization/69058
17509 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17512 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17514 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17515 (mcode-density): Likewise.
17517 2016-01-10 Tom de Vries <tom@codesourcery.com>
17519 PR tree-optimization/69062
17520 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17521 (parallelize_loops): Don't paralelize loop that has phi with address
17524 2016-01-10 Tom de Vries <tom@codesourcery.com>
17526 PR tree-optimization/69039
17527 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17530 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17532 PR middle-end/68743
17533 * match.pd: Require target has function_c99_misc before doing
17534 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17536 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17538 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17540 * configure: Regenerate.
17542 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17544 PR middle-end/50865
17545 PR tree-optimization/69097
17546 * fold-const.h (expr_not_equal_to): New prototype.
17547 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17548 (expr_not_equal_to): New function.
17549 * match.pd (X % -Y is the same as X % Y): Don't optimize
17550 unless X is known not to be equal to minimum or Y is known
17551 not to be equal to -1.
17552 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17553 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17554 (simplify_stmt_using_ranges): Adjust caller.
17555 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17556 substitute_and_fold.
17558 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17560 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17563 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17565 PR tree-optimization/69167
17566 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17567 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17569 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17571 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17572 Richard Biener <rguenther@suse.de>
17574 PR tree-optimization/68707
17575 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17576 instances that can be handled via vect_load_lanes.
17578 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17580 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17581 if we can't determine address equivalence.
17582 * alias.c (compare_base_decl): Update for changed return value of
17583 symtab_node::equal_address_to.
17585 2016-01-08 Jason Merrill <jason@redhat.com>
17589 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17590 * expr.c (store_field): Not here.
17591 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17592 call with TREE_ADDRESSABLE type.
17593 * tree-cfg.c (verify_gimple_call): Adjust.
17595 2016-01-08 Olivier Hainque <hainque@adacore.com>
17597 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17600 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17602 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17603 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17604 (reduc_smin_v2sf): Rename to...
17605 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17606 (reduc_splus_v2sf): Rename to...
17607 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17609 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17611 PR tree-optimization/69162
17612 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17613 valist argument in another argument.
17614 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17615 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17616 to determine the va_list type, build a MEM_REF instead of
17617 build_fold_indirect_ref.
17619 PR tree-optimization/69172
17620 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17623 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17625 PR tree-optimization/67781
17626 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17627 and cmpnop in two steps: first the ones not accessed in original
17628 gimple expression in a endian independent way and then the ones not
17629 accessed in the final result in an endian-specific way.
17631 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17633 PR tree-optimization/69083
17634 * tree-vect-slp.c (vect_get_constant_vectors): For
17635 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17636 element type. If op is fold_convertible_p to vector_type's element
17637 type, use NOP_EXPR instead of VCE.
17639 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17641 PR rtl-optimization/67778
17642 PR rtl-optimization/68634
17643 PR rtl-optimization/68909
17644 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17645 block from the stack until done with it. Remove a superfluous
17646 bitmap set. Remove a superfluous bitmap test.
17648 2016-01-07 Martin Sebor <msebor@redhat.com>
17651 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17652 constraint on the type of arguments.
17654 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17656 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17657 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17658 unaligned_access on the gcc_options set.
17659 * config/arm/arm.c (arm_option_override_internal): Use
17660 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17662 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17665 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17666 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17668 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17671 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17674 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17675 depending on frame_pointer_needed before remaining integer and SSE
17676 registers are saved.
17678 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17681 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17683 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17686 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17687 Use the "xBm" constraint.
17688 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17690 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17691 (sse_cvtsi2ssq<round_name>): Likewise.
17692 (sse_cvtss2si<round_name>): Likewise.
17693 (sse_cvtss2siq<round_name>): Likewise.
17694 (sse2_cvtsi2sdq<round_name>): Likewise.
17695 (sse2_cvtsd2si<round_name>): Likewise.
17696 (sse2_cvtsd2siq<round_name>): Likewise.
17697 * config/i386/subst.md (round_nimm_scalar_predicate): New
17700 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17702 PR middle-end/67639
17703 * varasm.c (make_decl_rtl): Mark invalid register vars as
17706 PR rtl-optimization/66206
17707 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17708 All callers changed.
17710 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17712 PR tree-optimization/69141
17713 * tree-ssa-pre.c: Include langhooks.h.
17714 (eliminate_dom_walker::before_dom_children): Use
17715 lang_hooks.decl_printable_name instead of
17716 cgraph_node::get ()->name ().
17718 PR middle-end/68960
17719 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17720 it and DECL_ALIGN too.
17722 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17724 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17726 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17729 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17730 depending on frame_pointer_needed before remaining integer and SSE
17731 registers are saved.
17733 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17735 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17736 mode iterator with VSX_M2.
17737 (*p9_vecstore_<mode>): Likewise.
17738 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17739 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17740 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17741 (define_split for VSX_LE128 stores): Likewise.
17742 (define_peephole2 for TImode LE swaps): Likewise.
17743 (define_split for VSX_LE128 post-reload stores): Likewise.
17745 2016-01-06 Marek Polacek <polacek@redhat.com>
17748 * convert.c (convert_to_integer_1): Adjust call to
17749 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17750 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17751 EXPR instead of ARG.
17752 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17754 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17757 * doc/extend.texi (RL78 Variable Attributes): New section.
17759 2016-01-05 Marek Polacek <polacek@redhat.com>
17762 * builtins.c (get_memmodel): Use expansion point location rather than
17763 the input location. Call warning_at rather than warning.
17764 (expand_builtin_atomic_compare_exchange): Likewise.
17765 (expand_builtin_atomic_load): Likewise.
17766 (expand_builtin_atomic_store): Likewise.
17767 (expand_builtin_atomic_clear): Likewise.
17769 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17772 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17773 Replace nonimmediate_operand with vector_operand.
17774 * config/i386/predicates.md (vector_operand): New predicate.
17775 (general_vector_operand): Replace nonimmediate_operand with
17777 * config/i386/sse.md: Replace nonimmediate_operand with
17778 vector_operand and m constraint with Bm constraint on SSE
17779 patterns with 16-byte memory operand.
17780 * config/i386/subst.md (round_nimm_predicate): Replace
17781 nonimmediate_operand with vector_operand.
17782 (round_saeonly_nimm_predicate): Likewise.
17783 (round_saeonly_nimm_scalar_predicate): New.
17785 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17788 * config/i386/constraints.md (Bm): New constraint.
17789 * config/i386/predicates.md (vector_memory_operand): New
17791 * config/i386/sse.md: Replace xm with xBm in plusminus and
17792 any_logic patterns.
17794 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17797 * doc/extend.texi (V850 Function Attributes): New section.
17798 (V850 Variable Attributes): New section.
17800 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17803 * doc/extend.texi (MicroBlaze Function Attributes): Document
17804 interrupt_handler and fast_interrupt attributes.
17806 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17809 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17810 for local symbolic operands.
17811 * config/ia64/predicates.md (local_symbolic_operand64): New
17814 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17816 PR rtl-optimization/68651
17817 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17820 2016-01-05 Nathan Sidwell <nathan@acm.org>
17822 * alias.c (compare_base_decls): Use symtab_node::get.
17824 2016-01-05 Nick Clifton <nickc@redhat.com>
17827 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17828 secondary_reload_info structure.
17831 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17832 decls if weak support is available.
17834 2016-01-04 Martin Sebor <msebor@redhat.com>
17836 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17838 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17840 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17841 OPTION_MASK_P9_DFORM.
17843 * config/rs6000/constraints.md (wo constraint): New constraint for
17846 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17848 (rs6000_init_hard_regno_mode_ok): Likewise.
17850 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17853 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17854 expanders not to have constraints. Add support for ISA 3.0 xxperm
17855 instruction. Add support for fusing xxlor with xxperm.
17856 (altivec_vperm_<mode>_internal): Likewise.
17857 (altivec_vperm_v8hiv16qi): Likewise.
17858 (altivec_vperm_<mode>v16q): Likewise.
17859 (altivec_vperm_<mode>_uns): Likewise.
17860 (vperm_v8hiv4si): Likewise.
17861 (vperm_v16qiv8hi): Likewise.
17863 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17865 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17867 Update copyright years.
17869 * gcc.c (process_command): Update copyright notice dates.
17870 * gcov-dump.c (print_version): Ditto.
17871 * gcov.c (print_version): Ditto.
17872 * gcov-tool.c (print_version): Ditto.
17873 * gengtype.c (create_file): Ditto.
17874 * doc/cpp.texi: Bump @copying's copyright year.
17875 * doc/cppinternals.texi: Ditto.
17876 * doc/gcc.texi: Ditto.
17877 * doc/gccint.texi: Ditto.
17878 * doc/gcov.texi: Ditto.
17879 * doc/install.texi: Ditto.
17880 * doc/invoke.texi: Ditto.
17882 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17884 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17885 modes larger than TImode as TImode if NEON is not enabled.
17887 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17890 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17891 mode for %f0-%f31 only if TARGET_FPU.
17893 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17896 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17897 to compute the PACKED_P predicate.
17898 (function_arg_record_value): Minor tweaks.
17900 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17902 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17903 option for arm*-*-* targets.
17905 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17907 * doc/extend.texi (Common Function Attributes): Move docs for
17908 MSP430-specific attributes to....
17909 (MSP430 Function Attributes): ...here. Delete the redundant
17910 entries and copy-edit the remaining text.
17911 (MSP430 Variable Attributes): Use uniform format for index
17912 entries and add a cross-reference to the corresponding function
17915 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17917 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17919 (x86 Options): Likewise.
17921 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17925 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17926 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17927 to corresponding attribute.
17929 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17931 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17932 to correct alphabetization of table. Copy-edit and correct
17934 <stack_protect>: Likewise.
17935 <target_clones>: Likewise.
17937 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17938 Correct punctuation.
17939 (Code Gen Options) <-fno-plt>: Copy-edit.
17941 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17944 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17945 SI values. Explicitly convert SI to DI and vice-versa.
17947 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17949 PR tree-optimization/69070
17950 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17951 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17954 * ubsan.c (ubsan_instrument_float_cast): Call
17955 initialize_sanitizer_builtins.
17958 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17960 Copyright (C) 2016 Free Software Foundation, Inc.
17962 Copying and distribution of this file, with or without modification,
17963 are permitted in any medium without royalty provided the copyright
17964 notice and this notice are preserved.