1 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 PR rtl-optimization/71878
4 * lra-constraints.c (match_reload): Pass information about other
5 output operands. Create new unique register value if matching input
6 operand shares same register value as output operand being considered.
7 (curr_insn_transform): Record output operands already processed.
9 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12 PR tree-optimization/70923
13 * tree-vect-patterns.c: Include mult-synthesis.h.
14 (target_supports_mult_synth_alg): New function.
15 (synth_lshift_by_additions): Likewise.
16 (apply_binop_and_append_stmt): Likewise.
17 (vect_synth_mult_by_constant): Likewise.
18 (target_has_vecop_for_code): Likewise.
19 (vect_recog_mult_pattern): Use above functions to synthesize vector
20 multiplication by integer constants.
22 2016-07-14 Alan Modra <amodra@gmail.com>
24 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
25 gpr alternatives. Correct '*' placement on Y,r alternative.
26 Add '*' on operand 1 of r,r alternative.
28 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
33 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
35 * gimple.h (stmt_can_terminate_bb_p): New function.
36 * tree-cfg.c (need_fake_edge_p): Rename to ...
37 (stmt_can_terminate_bb_p): ... this; return true if stmt can
38 throw external; handle const and pure calls.
39 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
41 2016-07-14 Richard Biener <rguenther@suse.de>
43 PR tree-optimization/71866
44 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
45 (do_hoist_insertion): Avoid endless recursion when we
46 didn't insert anything because we managed to simplify
47 things down to a constant or SSA name.
48 (fully_constant_expression): Re-write in terms of ...
49 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
50 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
51 vn_nary_build_or_lookup_1.
52 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
53 (vn_nary_build_or_lookup): ... this which now wraps it.
55 2016-07-14 Alan Modra <amodra@gmail.com>
58 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
59 with p9_vector override before power9-dform override.
61 2016-07-13 Andi Kleen <ak@linux.intel.com>
63 * value-prof.c (gimple_value_profile_transformations): Don't run
64 when auto_profile is on.
66 2016-07-13 Andi Kleen <ak@linux.intel.com>
68 * auto-profile.c (update_inlined_ind_target,
69 afdo_indirect_call): Print information to dump file.
71 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
73 * genrecog.c (special_predicate_operand_p): New function.
74 (predicate_name): Move function.
75 (validate_pattern): Don't warn about missing mode for all
76 define_special_predicate predicates.
78 2016-07-13 Bin Cheng <bin.cheng@arm.com>
80 * tree-vect-data-refs.c (vect_no_alias_p): New function.
81 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
82 resolve alias checks which are known at compilation time.
83 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
84 alias checks are resolved. Move dump info for too many runtime
85 alias checks to here...
86 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
88 2016-07-13 Richard Biener <rguenther@suse.de>
90 PR tree-optimization/24574
91 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
92 position and add shift, rotate, divison and modulo support
94 (value_replacement): Pass in argument position to absorbing_element_p.
96 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
99 * ipa-inline-transform.c (inline_call): Support
102 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
104 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
105 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
107 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
108 Baseline. Make initial alternative TARGET_32BIT only.
110 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
111 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
114 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
116 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
117 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
118 availability with TARGET_HAVE_MOVT.
119 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
120 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
121 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
123 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
124 extra instruction if MOVW is available. Use a cost variable
125 incremented by COSTS_N_INSNS (1) when the condition match rather than
126 returning an arithmetic expression based on COSTS_N_INSNS. Make
127 constant with bottom half word zero cost 2 instruction if MOVW is
129 * config/arm/arm.md (define_attr "arch"): Add v8mb.
130 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
131 target is ARMv8-M Baseline.
132 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
133 (arm_movtas_ze): Likewise.
134 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
135 alternative for constants satisfying j constraint.
136 (thumb1_movsi_insn): Likewise.
137 (movsi splitter for K alternative): Tighten condition to not trigger
138 if movt is available and j constraint is satisfied.
139 (Pe immediate splitter): Likewise.
140 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
141 constant fitting in an halfword to use MOVW.
142 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
145 2016-07-13 Richard Biener <rguenther@suse.de>
148 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
149 gimplifying the LHS. Make sure to gimplify a returning twice
150 call LHS without using SSA names.
152 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
154 * tree-data-ref.c (find_data_references_in_stmt): Remove
155 unnecessary call to vec::release.
156 (graphite_find_data_references_in_stmt): Likewise.
157 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
158 * tree-vect-stmts.c (vectorizable_condition): Likewise.
160 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
162 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
163 * genmatch.c (lower_for): Likewise.
164 * haifa-sched.c (haifa_sched_init): Likewise.
165 (add_to_speculative_block): Likewise.
166 (create_check_block_twin): Likewise.
167 * predict.c (handle_missing_profiles): Likewise.
168 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
169 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
170 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
171 (maybe_lower_iteration_bound): Likewise.
172 * tree-ssa-sccvn.c (DFS): Likewise.
173 * tree-stdarg.c (reachable_at_most_once): Likewise.
174 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
175 (vectorizable_store): Likewise.
177 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
179 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
180 (sccvn_dom_walker): make cond_stack an auto_vec.
182 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
184 * ree.c (struct ext_state): Make type of members auto_vec.
185 (find_and_remove_re): Adjust.
187 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
189 * cfgexpand.c (struct stack_vars_data): Make type of fields
191 (expand_used_vars): Adjust.
193 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
195 * ipa.c (record_cdtor_fn): Adjust.
196 (build_cdtor_fns): Likewise.
197 (ipa_cdtor_merge): Make static_ctors and static_dtors local
200 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
202 * genextract.c (struct accum_extract): Add constructor and make
206 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
208 * tree.c (struct free_lang_data_d): Add constructor and change
209 types of members to ones that automatically manage resources.
210 (fld_worklist_push): Adjust.
211 (find_decls_types): Likewise.
212 (find_decls_types_in_eh_region): Likewise.
213 (free_lang_data_in_cgraph): Stop manually creating and
214 destroying members of free_lang_data_d.
216 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
218 PR rtl-optimization/68961
219 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
220 peephole variant. Use sse_reg_operand predicates.
222 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
224 * config/i386/predicates.md (x86_64_immediate_operand)
225 <case CONST_INT>: Remove unneeded truncation to DImode.
227 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
229 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
232 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
233 The xxperm and xxpermr instructions require that the 2nd input
234 operand overlap with the output operand, and not the 1st.
235 (altivec_vperm_v8hiv16qi): Likewise.
236 (altivec_vperm_<mode>_uns_internal): Likewise.
237 (altivec_vpermr_<mode>_internal): Likewise.
238 (vperm_v8hiv4si): Likewise.
239 (vperm_v16qiv8hi): Likewise.
241 2016-07-12 Martin Liska <mliska@suse.cz>
243 * params.def: Add avg-loop niter.
244 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
245 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
246 * doc/invoke.texi: Document the new parameter.
248 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
251 * expr.c (store_constructor): Mask sign-extended bits when widening
252 sub-word constructor element at the start of a word.
254 2016-07-12 Martin Liska <mliska@suse.cz>
256 * Makefile.in: Append rule for params-options.h.
257 * params-options.h: New file.
259 2016-07-12 Martin Liska <mliska@suse.cz>
261 * ira-build.c (mark_loops_for_removal): Properly iterate
264 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
265 Richard Biener <rguenther@suse.de>
267 PR tree-optimization/23286
268 PR tree-optimization/70159
269 * doc/invoke.texi: Document -fcode-hoisting.
270 * common.opt (fcode-hoisting): New flag.
271 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
272 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
273 (do_regular_insertion): Rename to ...
274 (do_pre_regular_insertion): ... this and amend general comments
275 on insertion strathegy.
276 (do_partial_partial_insertion): Rename to ...
277 (do_pre_partial_partial_insertion): ... this.
278 (do_hoist_insertion): New function.
279 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
280 and call do_hoist_insertion properly.
282 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
283 (pass_pre::execute): Register hoist_insert stats.
285 2016-07-12 Jakub Jelinek <jakub@redhat.com>
288 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
289 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
290 is different from mode's bitsize. Small cleanup.
292 2016-07-12 Richard Biener <rguenther@suse.de>
294 PR rtl-optimization/68961
295 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
296 to simplify to a non-constant.
298 2016-07-11 Jakub Jelinek <jakub@redhat.com>
301 * omp-low.c (expand_omp_target): Gimplify device.
303 PR tree-optimization/71823
304 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
305 to get vec_oprnds2 from op2.
307 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
309 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
310 Hoist common subexpressions.
311 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
313 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
316 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
317 prevent generation of 'stxsiwx' on pre Power8 hardware.
319 2016-07-11 David Malcolm <dmalcolm@redhat.com>
321 * input.c: Include cpplib.h.
322 (selftest::temp_source_file): New class.
323 (selftest::temp_source_file::temp_source_file): New ctor.
324 (selftest::temp_source_file::~temp_source_file): New dtor.
325 (selftest::should_have_column_data_p): New function.
326 (selftest::test_should_have_column_data_p): New function.
327 (selftest::temp_line_table): New class.
328 (selftest::temp_line_table::temp_line_table): New ctor.
329 (selftest::temp_line_table::~temp_line_table): New dtor.
330 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
331 it to create a temp_line_table.
332 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
333 locations that are known to have column data.
334 (selftest::line_table_case): New struct.
335 (selftest::test_reading_source_line): Move tempfile handling
336 to class temp_source_file.
337 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
338 (selftest::assert_token_loc_eq): New function.
339 (ASSERT_TOKEN_LOC_EQ): New macro.
340 (selftest::test_lexer): New function.
341 (selftest::boundary_locations): New array.
342 (selftest::input_c_tests): Call test_should_have_column_data_p.
343 Loop over a test matrix of interesting values of location and
344 default_range_bits, calling test_lexer on each case in the matrix.
345 Move call to test_accessing_ordinary_linemaps into the matrix.
346 * selftest.h (ASSERT_EQ): Reimplement in terms of...
347 (ASSERT_EQ_AT): New macro.
349 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
352 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
353 Don't convert TImode in debug insn.
355 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
357 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
358 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
359 (tree_type_common::lang_flag_7): New.
360 (tree_type_common::spare): Reduce size.
361 * tree.h (TYPE_ALIGN_OK): Remove.
362 (TYPE_LANG_FLAG_7): New.
363 (get_inner_reference): Adjust header.
364 * print-tree.c (print_node): Adjust.
365 * expr.c (get_inner_reference): Remove parameter keep_aligning.
366 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
367 calls to get_inner_reference.
368 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
369 handling of TYPE_ALIGN_OK.
370 * builtins.c (get_object_alignment_2): Adjust call to
371 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
372 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
374 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
375 * cfgexpand.c (expand_debug_expr): Likewise.
376 * dbxout.c (dbxout_expand_expr): Likewise.
377 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
378 loc_list_from_tree, fortran_common): Likewise.
379 * fold-const.c (optimize_bit_field_compare,
380 decode_field_reference, fold_unary_loc, fold_comparison,
381 split_address_to_core_and_offset): Likewise.
382 * gimple-laddress.c (execute): Likewise.
383 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
384 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
385 * hsa-gen.c (gen_hsa_addr): Likewise.
386 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
387 * tsan.c (instrument_expr): Likewise.
388 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
389 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
390 * tree-affine.c (tree_to_aff_combination,
391 get_inner_reference_aff): Adjust calls to get_inner_reference.
392 * tree-data-ref.c (split_constant_offset_1,
393 dr_analyze_innermost): Likewise.
394 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
395 * tree-sra.c (ipa_sra_check_caller): Likewise.
396 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
397 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
398 bswap_replace): Likewise.
399 * tree-vect-data-refs.c (vect_check_gather,
400 vect_analyze_data_refs): Likewise.
401 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
402 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
405 2016-07-11 David Malcolm <dmalcolm@redhat.com>
407 * Makefile.in (selftest-valgrind): New phony target.
408 * function-tests.c (selftest::build_cfg): Delete pass instances
410 (selftest::convert_to_ssa): Likewise.
411 (selftest::test_expansion_to_rtl): Likewise.
412 * tree-cfg.c (selftest::test_linear_chain): Release dominator
414 (selftest::test_diamond): Likewise.
416 2016-07-11 Richard Biener <rguenther@suse.de>
418 PR tree-optimization/71816
419 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
420 than replacing all of its operands.
422 2016-07-11 Alan Modra <amodra@gmail.com>
424 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
425 (ctr<mode>): Add unspec.
426 (ctr<mode>_internal*): Likewise.
428 2016-07-08 James Bowman <james.bowman@ftdichip.com>
430 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
431 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
433 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
435 PR rtl-optimization/71621
436 * lra-constraints.c (process_alt_operands): Check combination of
439 2016-07-08 Jason Merrill <jason@redhat.com>
440 Richard Biener <rguenther@suse.de>
442 P0145: Refining Expression Order for C++.
443 * gimplify.c (initial_rhs_predicate_for): New.
444 (gimplfy_modify_expr): Gimplify RHS before LHS.
446 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
449 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
450 Allow standard error handling to take over when a wrong number
451 of arguments is presented to __builtin_vec_ld () or
454 2016-07-08 Jiong Wang <jiong.wang@arm.com>
456 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
461 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
462 __builtin_aarch64_fmaxv2sf.
463 (vmaxnmq_f32): Likewise.
464 (vmaxnmq_f64): Likewise.
465 (vminnm_f32): Likewise.
466 (vminnmq_f32): Likewise.
467 (vminnmq_f64): Likewise.
469 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
472 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
473 enable -mfloat128-hardware by default.
474 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
475 that IEEE 128-bit hardware support needs.
476 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
477 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
478 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
479 floating point requires.
480 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
481 -mfloat128 and -mfloat128-hardware changes.
483 2016-07-08 Alan Hayward <alan.hayward@arm.com>
485 PR tree-optimization/71667
486 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
488 2016-07-08 Martin Liska <mliska@suse.cz>
491 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
492 folding produces SAVE_EXPRs, thus return false for the type.
494 2016-07-07 Martin Liska <mliska@suse.cz>
496 * file-find.c (remove_prefix): New function.
497 * file-find.h (remove_prefix): Declare the function.
498 * gcc-ar.c (main): Skip a folder of the wrapper if
499 a wrapped binary would point to the same file.
501 2016-07-07 Jan Hubicka <jh@suse.cz>
503 * tree-scalar-evolution.c (iv_can_overflow_p): export.
504 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
505 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
507 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
510 * ipa-inline-analysis.c (compute_inline_parameters): Set
511 local.can_change_signature to false for intrumentation
514 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
516 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
517 with TARGET_HAVE_MOVT.
518 (TARGET_HAVE_MOVT): Define.
519 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
520 availability with TARGET_HAVE_MOVT.
521 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
523 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
525 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
526 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
527 * config/arm/constraints.md (define_constraint "j"): Use
528 TARGET_HAVE_MOVT to check MOVT availability.
530 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
532 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
534 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
536 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
537 (armv8-m.main): Likewise.
538 (armv8-m.main+dsp): Likewise.
539 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
540 (FL_FOR_ARCH8M_MAIN): Likewise.
541 * config/arm/arm-tables.opt: Regenerate.
542 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
543 armv8-m.main+dsp to BE8_LINK_SPEC.
544 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
545 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
546 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
547 Baseline and Mainline.
548 (arm_option_override_internal): Also disable arm_restrict_it when
549 !arm_arch_notm. Update comment for -munaligned-access to also cover
551 (arm_file_start): Increase buffer size for printing architecture name.
552 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
553 and armv8-m.main+dsp.
554 (mno-unaligned-access): Clarify that this is disabled by default for
555 ARMv8-M Baseline architectures as well.
557 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
559 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
560 decide whether to prevent some libgcc routines being included for some
561 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
562 link between this condition and the one in
563 libgcc/config/arm/lib1func.S.
565 2016-07-07 Richard Biener <rguenther@suse.de>
567 * tree-ssa-pre.c: Include alias.h.
568 (compute_avail): If we have multiple VN_REFERENCEs with the
569 same hashtable entry adjust that to make it a valid replacement
570 for all of them with respect to alignment and aliasing
571 when doing insertion.
572 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
573 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
575 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
579 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
580 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
583 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
585 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
586 (adjust_mems): Adjust.
587 (adjust_insn): Likewise.
588 (prepare_call_arguments): Likewise.
590 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
592 * gcse.c (struct ls_expr): Make stores field a vector.
593 (ldst_entry): Adjust.
594 (free_ldst_entry): Likewise.
595 (print_ldst_list): Likewise.
596 (compute_ld_motion_mems): Likewise.
597 (update_ld_motion_stores): Likewise.
599 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
601 * gcse.c (struct ls_expr): Remove loads field.
602 (ldst_entry): Adjust.
603 (free_ldst_entry): Likewise.
604 (print_ldst_list): Likewise.
605 (compute_ld_motion_mems): Likewise.
607 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
609 * store-motion.c (struct st_expr): Make antic_stores a vector.
610 (st_expr_entry): Adjust.
611 (free_st_expr_entry): Likewise.
612 (print_store_motion_mems): Likewise.
613 (find_moveable_store): Likewise.
614 (compute_store_table): Likewise.
615 (remove_reachable_equiv_notes): Likewise.
616 (replace_store_insn): Likewise.
617 (build_store_vectors): Likewise.
619 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
621 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
622 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
624 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
626 PR tree-optimization/71518
627 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
628 misalign also for outer loops with negative step.
630 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
632 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
633 (cortex_a53_shift): Add mov_shift.
634 (cortex_a53_shift_reg): Add new reservation for register shifts.
635 (cortex_a53_alu): Remove bfm.
636 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
637 (cortex_a53_alu_extr): Add new reservation for EXTR.
638 (bypasses): Improve bypass modelling.
640 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
643 * config/avr/avr.c (avr_asm_select_section): Strip off
644 SECTION_DECLARED from flags when calling get_section.
646 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
648 * tree-vectorizer.h (vect_memory_access_type): Add
649 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
650 * tree-vect-stmts.c (compare_step_with_zero): New function.
651 (perm_mask_for_reverse): Move further up file.
652 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
654 (get_negative_load_store_type): New function.
655 (get_load_store_type): Call it. Add an ncopies argument.
656 (vectorizable_mask_load_store): Update call accordingly and
657 remove tests for negative steps.
658 (vectorizable_store, vectorizable_load): Likewise. Handle new
661 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
663 * tree-vectorizer.h (vect_memory_access_type): New enum.
664 (_stmt_vec_info): Add a memory_access_type field.
665 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
666 (vect_model_store_cost): Take an access type instead of a boolean.
667 (vect_model_load_cost): Likewise.
668 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
669 vect_model_store_cost and vect_model_load_cost.
670 * tree-vect-stmts.c (vec_load_store_type): New enum.
671 (vect_model_store_cost): Take an access type instead of a
672 store_lanes_p boolean. Simplify tests.
673 (vect_model_load_cost): Likewise, but for load_lanes_p.
674 (get_group_load_store_type, get_load_store_type): New functions.
675 (vectorizable_store): Use get_load_store_type. Record the access
676 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
677 (vectorizable_load): Likewise.
678 (vectorizable_mask_load_store): Likewise. Replace is_store
679 variable with vls_type.
681 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
683 * tree-vectorizer.h (vect_grouped_load_supported): Add a
684 single_element_p parameter.
685 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
686 Check the PR65518 case here rather than in vectorizable_load.
687 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
688 * tree-vect-stmts.c (vectorizable_load): Likewise.
690 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
692 * tree-vectorizer.h (gather_scatter_info): New structure.
693 (vect_check_gather_scatter): Return a bool rather than a decl.
694 Replace return-by-pointer arguments with a single
695 gather_scatter_info *.
696 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
697 (vect_analyze_data_refs): Update call accordingly.
698 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
699 (vectorizable_mask_load_store): Likewise. Also record the
700 offset dt and vectype in the gather_scatter_info.
701 (vectorizable_store): Likewise.
702 (vectorizable_load): Likewise.
704 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
706 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
707 strided groups, use the cost of N scalar accesses instead
708 of ncopies vector accesses.
709 (vect_model_load_cost): Likewise.
711 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
713 * tree-vect-stmts.c (vect_cost_group_size): Delete.
714 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
715 variable to indicate when once-per-group costs are being used.
716 (vect_model_load_cost): Likewise. Fix comment and misindented code.
718 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
720 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
721 peeling-for-gaps condition.
723 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
725 * config/s390/s390.c (s390_expand_vec_init): Force initializer
726 element to register if it doesn't match general_operand.
728 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
729 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
731 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
733 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
734 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
735 (SIGNBIT): New mode iterator.
736 (Fsignbit): New mode attribute.
737 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
738 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
739 when direct moves are available.
740 (signbit<mode>2_dm): New define_insn_and_split).
741 (signbit<mode>2_dm2): New define_insn.
743 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
745 PR rtl-optimization/71594
746 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
747 into subregs of appropriate mode before trying to emit a conditional
750 2016-07-05 Jan Hubicka <jh@suse.cz>
752 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
755 2016-07-05 Jan Hubicka <jh@suse.cz>
757 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
759 2016-07-05 Jiong Wang <jiong.wang@arm.com>
761 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
764 2016-07-05 Jan Hubicka <jh@suse.cz>
766 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
769 2016-07-05 Richard Biener <rguenther@suse.de>
771 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
772 Handle empty else block.
773 (is_feasible_trace): Likewise.
774 (split_paths): Likewise.
776 2016-07-05 Richard Biener <rguenther@suse.de>
778 * tree-loop-distribution.c (distribute_loop): Fix issue with
781 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
783 * config/arm/neon-testgen.ml: Delete.
784 * config/arm/neon.ml: Delete.
786 2016-07-04 Jakub Jelinek <jakub@redhat.com>
789 * tree.c (attribute_value_equal): Use get_attribute_name instead of
790 directly using TREE_PURPOSE.
792 2016-07-04 Jiong Wang <jiong.wang@arm.com>
794 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
795 * config/aarch64/aarch64_neon.h: Likewise.
796 * config/aarch64/arm_neon.h: Likewise.
797 * config/aarch64/atomics.md: Likewise.
798 * config/aarch64/aarch64-simd-builtins.def: Likewise.
799 * doc/invoke.texi: Likewise.
801 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
803 * config/s390/s390.md: Add "z13" cpu_facility.
804 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
805 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
806 condition" type instructions.
808 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
809 Jeff Law <law@redhat.com>
811 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
812 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
814 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
816 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
817 permutation for TARGET_AVX512F.
818 (ix86_expand_vec_one_operand_perm_avx512): New function.
819 (expand_vec_perm_1): Invoke introduced function.
820 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
821 it may be not valid after vectorization.
823 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
826 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
827 typo in comment. Only force to memory if it is a weak
830 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
831 Jiong Wang <jiong.wang@arm.com>
833 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
834 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
835 (AARCH64_FL_F16): New.
836 (AARCH64_FL_FOR_ARCH8_2): New.
837 (AARCH64_ISA_8_2): New.
838 (AARCH64_ISA_F16): New.
839 (TARGET_FP_F16INST): New.
840 (TARGET_SIMD_F16INST): New.
841 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
842 ("fp"): Disabling "fp" also disables "fp16".
843 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
844 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
845 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
846 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
848 2016-07-04 Jan Beulich <jbeulich@suse.com>
850 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
852 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
855 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
856 the insns, use an insn form that does not adjust the offset on
857 little endian systems.
859 2016-07-01 Jan Beulich <jbeulich@suse.com>
861 * varasm.c (get_variable_section): Validate initializer in
862 named .bss-like sections.
864 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
866 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
867 Exchange the order of the second and third operands in the vpermr
868 instruction tmeplate.
870 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
873 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
874 Disallow TDmode values.
876 2016-07-01 Alan Modra <amodra@gmail.com>
878 PR rtl-optimization/71709
879 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
880 being set, not referenced.
882 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
884 PR tree-optimization/70729
885 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
886 of loop since it can be not valid after transformation.
888 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
890 * config/arm/arm.c (thumb_reload_in_hi): Delete.
891 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
893 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
895 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
898 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
901 * config/rs6000/constraints.md (wY constraint): New constraint to
902 match the requirements for the LXSD and STXSD instructions.
903 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
904 predicate to match the requirements for the LXSD and STXSD
906 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
907 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
908 to make sure that the bottom 2 bits of offset are 0, the address
909 form is offsettable, and no updating is done in the address mode.
910 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
911 (movdi_internal32): Likewise
912 (movdi_internal64): Likewise.
914 2016-06-30 Jakub Jelinek <jakub@redhat.com>
916 PR tree-optimization/71707
917 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
918 strinfo even for ADDR_EXPR ptr.
920 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
922 * config/rs6000/altivec.md (darn_32): Change the condition to
923 TARGET_P9_MISC instead of TARGET_MODULO.
924 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
925 condition expression.
926 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
927 condition expression.
928 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
929 (DFP_TEST): New code iterator.
930 (dfptstsfi_<code>_mode>): New define_expand.
931 (*dfp_sgnfcnc_<mode>): New define_insn.
932 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
933 definition next to BU_P9_MISC_1 definition and change the MASK
934 value to RS6000_BTM_P9_MISC.
935 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
936 (BU_P9_64BIT_MISC_0): Likewise.
937 (BU_P9_DFP_MISC_0): New macro definition.
938 (BU_P9_DFP_MISC_1): New macro definition.
939 (BU_P9_DFP_MISC_2): New macro definition.
940 (BU_P9_DFP_OVERLOAD_1): New macro definition.
941 (BU_P9_DFP_OVERLOAD_2): New macro definition.
942 (BU_P9_DFP_OVERLOAD_3): New macro definition.
943 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
944 (TSTSFI_LT_TD): Likewise.
945 (TSTSFI_EQ_DD): Likewise.
946 (TSTSFI_EQ_TD): Likewise.
947 (TSTSFI_GT_DD): Likewise.
948 (TSTSFI_GT_TD): Likewise.
949 (TSTSFI_OV_DD): Likewise.
950 (TSTSFI_OV_TD): Likewise.
951 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
952 (TSTSFI_LT_DD): Likewise.
953 (TSTSFI_LT_TD): Likewise.
954 (TSTSFI_EQ): Likewise.
955 (TSTSFI_EQ_DD): Likewise.
956 (TSTSFI_EQ_TD): Likewise.
957 (TSTSFI_GT): Likewise.
958 (TSTSFI_GT_DD): Likewise.
959 (TSTSFI_GT_TD): Likewise.
960 (TSTSFI_OV): Likewise.
961 (TSTSFI_OV_DD): Likewise.
962 (TSTSFI_OV_TD): Likewise.
963 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
964 overloaded test significance functions.
965 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
966 OPTION_MASK_P9_MISC into the representation of this mask.
967 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
969 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
970 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
972 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
973 argument is a 6-bit unsigned literal value if the icode argument
974 represents a DFP test significance built-in call.
975 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
976 flag used independently and in combination with the
977 RS6000_BTM_64BIT flag.
978 (rs6000_opt_masks): Add entry for power9-misc command-line option.
979 (rs6000_builtin_mask_names): Add entry for power9-misc
981 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
982 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
983 RS6000_BTM_P9_MISC macros.
984 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
985 option and change the description of the -mpower9-vector option to
986 enable only vector instructions, removing its erroneously claimed
987 support for scalar instructions.
988 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
989 the ISA 3.0 digital floating point test significance built-in
992 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
994 * config/aarch64/aarch64.c (cortexa35_tunings):
995 Enable AES fusion. Use cortexa57_branch_cost.
996 (cortexa53_tunings): Use cortexa57_branch_cost.
997 (cortexa72_tunings): Use cortexa57_branch_cost.
998 Use AUTOPREFETCHER_WEAK.
999 (cortexa73_tunings): Use cortexa57_branch_cost.
1001 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1002 James Greenhalgh <james.greenhalgh@arm.com>
1004 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1005 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1006 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1007 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1008 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1009 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1010 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1011 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1012 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1013 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1014 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1015 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1016 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1019 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1020 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1022 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1024 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1026 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1029 * gcc.c (driver::build_option_suggestions): Pass "option" to
1030 add_misspelling_candidates.
1031 * opts-common.c (add_misspelling_candidates): Add "option" param;
1032 use it to avoid adding negated forms for options marked with
1034 * opts.h (add_misspelling_candidates): Add "option" param.
1036 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1039 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1040 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1041 first when permuting bitwise operation with rotate. Cast
1042 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1044 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1046 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1047 for misspelled param names.
1048 * params.c: Include spellcheck.h.
1049 (find_param_fuzzy): New function.
1050 * params.h (find_param_fuzzy): New prototype.
1051 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1052 * spellcheck.h (struct edit_distance_traits<const char *>):
1055 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1057 * config/rs6000/predicates.md (const_0_to_7_operand): New
1058 predicate, recognize 0..7.
1059 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1060 support for doing extracts from V16QImode, V8HImode, V4SImode
1062 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1063 vector extract support.
1064 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1065 for ISA 3.0 vector extract.
1066 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1067 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1068 extracts of a constant element number from small integer vectors
1069 on 64-bit ISA 3.0 systems.
1070 (vsx_extract_<mode>_di): Likewise.
1071 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1072 say when we can do ISA 3.0 vector extracts.
1073 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1074 registers, using the stxsiwx instruction.
1076 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1078 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1079 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1080 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1081 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1082 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1083 * config/arm/arm.c (arm_qdf24xx_tune): New.
1085 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1087 * config/aarch64/aarch64.c (cortexa53_tunings):
1088 Increase loop alignment to 8. Set function alignment to 16.
1089 (cortexa35_tunings): Likewise.
1090 (cortexa57_tunings): Increase loop alignment to 8.
1091 (cortexa72_tunings): Likewise.
1092 (cortexa73_tunings): Likewise.
1094 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1096 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1097 for arm_fp16_ok and arm_fp16_hw.
1098 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1099 arm_fp16_alternative.
1101 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1103 PR tree-optimization/71655
1104 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1105 types when swapping operands.
1107 2016-06-29 Martin Liska <mliska@suse.cz>
1110 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1111 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1112 of build_optimization_node.
1114 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1116 PR tree-optimization/70729
1117 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1118 independent in loops having positive safelen value.
1119 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1120 it may be not valid after vectorization.
1122 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1124 PR tree-optimization/71625
1125 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1126 is sorted by ascending list->offset. If PTR is non-NULL and there is
1127 previous strinfo, call get_stridx_plus_constant.
1128 (get_stridx): Pass exp as second argument to get_addr_stridx.
1129 (addr_stridxptr): Add missing list = list->next, so that there can be
1130 more than one entries in the list. Bump limit from 16 to 32. Ensure
1131 the list is sorted by ascending list->offset.
1132 (get_stridx_plus_constant): Adjust so that it can be also called with
1133 ADDR_EXPR instead of SSA_NAME as PTR.
1134 (handle_char_store): Pass NULL_TREE as second argument to
1137 2016-06-29 Richard Biener <rguenther@suse.de>
1139 PR rtl-optimization/68961
1140 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1142 2016-06-29 Richard Biener <rguenther@suse.de>
1145 * alias.c (component_uses_parent_alias_set_from): Handle
1146 type punning through union accesses by using the union alias set.
1147 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1149 2016-07-29 Richard Biener <rguenther@suse.de>
1151 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1152 precision not matching mode precision.
1154 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1156 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1157 pa_output_arg_descriptor.
1158 (call_val_symref_64bit_post_reload): Likewise.
1159 (call_val_powf_64bit_post_reload): Likewise.
1160 (sibcall_internal_symref_64bit): Likewise.
1161 (sibcall_value_internal_symref_64bit): Likewise.
1163 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1166 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1167 a constant, force its SUBREG_REG into memory or register instead
1170 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1173 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1174 * doc/invoke.texi (AVR Options): Document it.
1176 2016-06-28 Walter Lee <walt@tilera.com>
1178 * config/tilegx/linux.h: Do not include arch/icache.h
1179 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1180 * config/tilepro/linux.h: Do not include arch/icache.h
1181 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1183 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1185 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1186 for big-endian BIT_FIELD_REF.
1188 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1190 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1191 ('size' attribute): Add '128'.
1193 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1194 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1195 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1196 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1197 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1198 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1199 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1200 *trunc<mode>df2_odd): Set size attribute to '128'.
1201 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1202 * config/rs6000/power6.md (power6-fp): Include dfp type.
1203 * config/rs6000/power7.md (power7-fp): Likewise.
1204 * config/rs6000/power8.md (power8-fp): Likewise.
1205 * config/rs6000/power9.md: New file.
1206 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1207 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1208 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1210 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1211 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1212 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1213 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1214 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1215 dfp_dscri_<mode>): Change type attribute to dfp.
1216 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1217 attribute to vecsimple.
1218 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1219 and prefetch streams.
1220 (rs6000_option_override_internal): Remove temporary code setting
1221 tuning to power8. Don't set rs6000_sched_groups for power9.
1222 (last_scheduled_insn): Change to rtx_insn *.
1223 (divide_cnt, vec_load_pendulum): New variables.
1224 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1225 (rs6000_issue_rate): Set issue rate for Power9.
1226 (is_power9_pairable_vec_type): New.
1227 (power9_sched_reorder2): New.
1228 (rs6000_sched_reorder2): Call new function for Power9 specific
1230 (insn_must_be_first_in_group): Remove Power9.
1231 (insn_must_be_last_in_group): Likewise.
1232 (force_new_group): Likewise.
1233 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1234 Initialize divide_cnt/vec_load_pendulum.
1235 (_rs6000_sched_context, rs6000_init_sched_context,
1236 rs6000_set_sched_context): Handle context save/restore of new
1239 2016-06-28 Richard Biener <rguenther@suse.de>
1241 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1242 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1243 COMPONENT_REF operand.
1244 (nonoverlapping_component_refs_p): Likewise.
1245 * stor-layout.c (start_bitfield_representative): Mark
1246 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1248 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1250 * Makefile.in: Don't cat ../stage_current if it does not exist.
1252 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1253 last argument is a bit-field.
1255 PR rtl-optimization/71673
1256 * internal-fn.c (expand_arith_overflow_result_store): Use
1257 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1258 expand_simple_binop.
1261 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1262 expand_ifn_atomic_compare_exchange): New functions.
1263 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1264 * tree.h (build_call_expr_internal_loc): Rename to ...
1265 (build_call_expr_internal_loc_array): ... this. Fix up type of
1267 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1268 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1269 ATOMIC_COMPARE_EXCHANGE result.
1270 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1271 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1272 fold_builtin_atomic_compare_exchange): New prototypes.
1273 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1274 fold_builtin_atomic_compare_exchange): New functions..
1275 * tree-ssa.c (execute_update_addresses_taken): If
1276 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1277 of call when finding addressable vars, and if such var becomes
1278 non-addressable, call fold_builtin_atomic_compare_exchange.
1280 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1283 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1284 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1286 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1288 * config/rs6000/rs6000.md ('type' attribute): Add
1289 veclogical,veccmpfx,vecexts,vecmove insn types.
1290 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1291 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1292 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1293 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1294 *nabs<mode>2_hw): Change type to vecmove.
1295 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1296 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1297 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1298 *ieee_128bit_vsx_abs<mode>2_internal,
1299 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1300 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1301 *ieee128_mtvsrd_32bit): Change type to veclogical.
1302 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1303 *movdi_internal32, *movdi_internal64): Update insn types.
1304 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1305 vsx_extract_<mode>): Change type to veclogical.
1306 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1307 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1308 *vsx_sign_extend_si_v2di): Change type to vecexts.
1309 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1311 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1312 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1313 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1314 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1315 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1316 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1317 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1318 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1319 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1320 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1321 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1322 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1323 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1324 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1325 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1326 (ppc7450-vecsimple): Add veclogical, vecmove.
1327 (ppc7450-veccmp): Add veccmpfx.
1328 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1330 (ppc8540_vector_compare): Add veccmpfx.
1331 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1332 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1333 (cell-vecsimple): Add veclogical, vecmove.
1334 (cell-veccmp): Add veccmpfx.
1335 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1336 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1338 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1339 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1340 (power4-vecsimple): Add veclogical, vecmove.
1341 (power4-veccmp): Add veccmpfx.
1342 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1343 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1344 (power6-vecsimple): Add veclogical, vecmove.
1345 (power6-veccmp): Add veccmpfx.
1346 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1347 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1348 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1349 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1350 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1351 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1352 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1354 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1356 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1359 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1360 OPTION_MASK_P9_DFORM_VECTOR.
1361 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1362 disable -mpower9-dform-vector when using reload.
1363 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1364 New 'strict' argument. Update all callers. Add strict addressing
1366 (rs6000_legitimate_offset_address_p): Remove call to
1367 virtual_stack_registers_memory_p.
1368 (rs6000_legitimize_reload_address): Add quad address support.
1369 (rs6000_legitimate_address_p): Move call to quad_address_p above
1370 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1371 to account for new strict usage.
1372 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1373 for new strict usage.
1374 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1376 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1383 * config/i386/i386.c (ix86_spill_class): Disable condition to
1384 always return NO_REGS.
1386 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1388 * predict.c: Include gimple-pretty-print.h
1389 (predicted_by_loop_heuristics_p): Check also
1390 PRED_LOOP_EXIT_WITH_RECURSION
1391 (predict_loops): Find self recursive calls and use special purpose
1392 predictors for them; dump log about decisions.
1393 (pass_profile::execute): Dump info about #of iterations.
1394 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1395 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1397 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1399 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1400 output_asm_insn calls and shorten long lines. Output .CALL
1401 argument descriptor using pa_output_arg_descriptor. Add various
1402 inline $$dyncall and other optimizations.
1403 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1405 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1407 PR tree-optimization/71643
1408 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1411 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1412 leak a bitmap if dep_bb is NULL.
1414 PR tree-optimization/71631
1415 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1416 to rewrite_expr_tree even if negate_result, move new_lhs var
1417 declaration and initialization earlier, for powi_result set afterwards
1418 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1419 if new_lhs != lhs, and don't shadow gsi var.
1421 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1423 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1424 Add in_loop parameter.
1425 (predict_loops): Add loop guard heuristics.
1426 * predict.def (PRED_LOOP_GUARD): New heuristics.
1428 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1430 * predict.c: Include ipa-utils.h
1431 (tree_bb_level_prediction): Predict recursive calls.
1432 (tree_estimate_probability_bb): Skip inexpensive calls for call
1434 * predict.def (PRED_RECURSIVE_CALL): New.
1436 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1438 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1439 (BU_FLOAT128_1): Likewise.
1441 (COPYSIGNQ): Likewise.
1442 (RS6000_BUILTIN_NANQ): Likewise.
1443 (RS6000_BUILTIN_NANSQ): Likewise.
1444 (RS6000_BUILTIN_INFQ): Likewise.
1445 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1446 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1447 (TARGET_FOLD_BUILTIN): New #define.
1448 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1449 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1450 (rs6000_fold_builtin): New target hook implementation, handling
1451 folding of 128-bit NaNs and infinities.
1452 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1453 entries are filled in to avoid problems during bootstrap
1454 self-test; define builtins for 128-bit NaNs and infinities.
1455 (rs6000_opt_mask): Add entry for float128.
1456 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1457 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1458 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1459 (const_str_type_node): New #define.
1460 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1461 to a define_expand that dispatches to either copysign<mode>3_soft
1462 or copysign<mode>3_hard.
1463 (copysign<mode>3_hard): Rename from copysign<mode>3.
1464 (copysign<mode>3_soft): New define_insn.
1465 * doc/extend.texi: Document new builtins.
1467 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1469 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1470 PRIu64 instead of lu.
1472 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1475 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1478 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1480 PR tree-optimization/71647
1481 * omp-low.c (lower_rec_input_clauses): Convert
1482 omp_clause_aligned_alignment (c) to size_type_node for the
1483 last argument of __builtin_assume_aligned.
1485 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1487 * configure.ac (calling ___tls_get_addr via GOT): New
1488 assembler/linker check.
1489 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1490 assembler and linker supports calling ___tls_get_addr via GOT.
1491 Otherise, defined to 0.
1492 * config.in: Regenerated.
1493 * configure: Likewise.
1494 * config/i386/constraints.md (Yb): New constraint.
1495 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1496 (REG_CLASS_NAMES): Likewise.
1497 (REG_CLASS_CONTENTS): Likewise.
1498 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1499 the b constraint with the Yb constraint. Call ___tls_get_addr
1500 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1502 (*tls_local_dynamic_base_32_gnu): Likewise.
1503 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1504 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1505 (*tls_local_dynamic_base_64_<mode>): Likewise.
1507 2016-06-24 Martin Liska <mliska@suse.cz>
1509 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1510 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1512 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1513 argument to true if the expected number of iterations is
1516 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1518 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1519 assemble for 32bit target.
1520 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1521 and $ld_ix86_gld_32_opt to link for 32bit target.
1522 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1523 * configure: Regenerate.
1525 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1527 * config/arm/arm.c (int_log2): Delete definition and prototype.
1528 (shift_op): Use exact_log2 instead of int_log2.
1529 (vfp3_const_double_for_fract_bits): Likewise.
1531 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1533 * internal-fn.c (expand_arith_set_overflow): New function.
1534 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1536 (expand_arith_overflow_result_store): Likewise. Handle precision
1537 smaller than mode precision.
1538 * tree-vrp.c (extract_range_basic): For imag part, handle
1539 properly signed 1-bit precision result.
1540 * doc/extend.texi (__builtin_add_overflow): Document that last
1541 argument can't be pointer to enumerated or boolean type.
1542 (__builtin_add_overflow_p): Document that last argument can't
1543 have enumerated or boolean type.
1545 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1546 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1548 * config/rs6000/predicates.md (splat_input_operand): Rework.
1549 Don't allow constants, since the insns that use this predicate
1550 don't support constants. Constants are handled by other insns
1551 that are created via combine. During and after register
1552 allocation, only allow indexed or indirect addresses, and not
1553 general addresses. Only allow modes supported by the hardware.
1554 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1555 comment. Move check for using VSPLTIS<x> to a common location,
1556 instead of doing it in two different places.
1558 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1560 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1561 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1562 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1563 signature_CENTAUR_ebx.
1565 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1569 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1570 (as_ix86_gas_32_opt): This.
1571 (ld_ix86_tls_ldm_opt): Renamed to ...
1572 (ld_ix86_gld_32_opt): This.
1573 (R_386_TLS_LDM reloc): Updated.
1574 (R_386_GOT32X reloc): New assembler/linker check.
1575 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1576 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1578 * config.in: Regenerated.
1579 * configure: Likewise.
1580 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1581 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1582 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1583 if ix86_force_load_from_GOT_p returns true.
1584 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1585 ix86_force_load_from_GOT_p returns true.
1586 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1587 the external function address via the GOT slot.
1588 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1589 HAVE_AS_IX86_GOT32X before returning false.
1590 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1591 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1593 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1595 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1597 2016-06-23 Andi Kleen <ak@linux.intel.com>
1599 * Makefile.in: Regenerate.
1600 * doc/install.texi: Document autoprofiledbootstrap.
1602 2016-06-23 Andi Kleen <ak@linux.intel.com>
1604 * config/i386/gcc-auto-profile: New file.
1606 2016-06-23 Martin Liska <mliska@suse.cz>
1609 * predict.c (predict_loops): Revert the hunk that was removed
1612 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1614 * config.gcc: Add support for arm*-*-phoenix* targets.
1615 * config/arm/t-phoenix: New.
1616 * config/phoenix.h: New.
1618 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1619 H.J. Lu <hongjiu.lu@intel.com>
1622 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1623 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1624 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1625 ix86_force_load_from_GOT_p returns true.
1626 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1627 ix86_force_load_from_GOT_p returns true.
1628 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1629 ix86_force_load_from_GOT_p returns true.
1630 (ix86_expand_move): Load the external function address via the
1631 GOT slot if ix86_force_load_from_GOT_p returns true.
1632 * config/i386/predicates.md (x86_64_immediate_operand): Return
1633 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1634 (x86_64_zext_immediate_operand): Ditto.
1636 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1638 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1640 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1643 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1644 * diagnostic.c (pedwarn_at_rich_loc): New function.
1645 * spellcheck.h (best_match::best_match): Add a
1646 "best_distance_so_far" optional parameter.
1647 (best_match::set_best_so_far): New method.
1648 (best_match::get_best_distance): New accessor.
1649 (best_match::get_best_candidate_length): New accessor.
1651 2016-06-22 Nick Clifton <nickc@redhat.com>
1653 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1654 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1655 modes are accepted as well.
1656 (ucompare_loc_descriptor): Likewise.
1657 (minmax_loc_descriptor): Likewise.
1658 (clz_loc_descriptor): Likewise.
1659 (popcount_loc_descriptor): Likewise.
1660 (bswap_loc_descriptor): Likewise.
1661 (rotate_loc_descriptor): Likewise.
1662 (mem_loc_descriptor): Likewise.
1663 (loc_descriptor): Likewise.
1665 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1667 * common.opt (fdiagnostics-parseable-fixits): New option.
1668 * diagnostic.c: Include "selftest.h".
1669 (print_escaped_string): New function.
1670 (print_parseable_fixits): New function.
1671 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1672 (selftest::assert_print_escaped_string): New function.
1673 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1674 (selftest::test_print_escaped_string): New function.
1675 (selftest::test_print_parseable_fixits_none): New function.
1676 (selftest::test_print_parseable_fixits_insert): New function.
1677 (selftest::test_print_parseable_fixits_remove): New function.
1678 (selftest::test_print_parseable_fixits_replace): New function.
1679 (selftest::diagnostic_c_tests): New function.
1680 * diagnostic.h (struct diagnostic_context): Add field
1681 "parseable_fixits_p".
1682 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1683 -fdiagnostics-parseable-fixits.
1684 (-fdiagnostics-parseable-fixits): New option.
1685 * opts.c (common_handle_option): Handle
1686 -fdiagnostics-parseable-fixits.
1687 * selftest-run-tests.c (selftest::run_tests): Call
1688 selftest::diagnostic_c_tests.
1689 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1691 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1693 PR tree-optimization/71488
1694 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1695 comparison of boolean vectors.
1696 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1697 of boolean vectors using bitwise operations.
1699 2016-06-22 Andreas Schwab <schwab@suse.de>
1701 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1704 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1706 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1708 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1710 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1713 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1715 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1716 * config/arm/arm-cores.def (cortex-a73): New entry.
1717 (cortex-a73.cortex-a35): Likewise.
1718 (cortex-a73.cortex-a53): Likewise.
1719 * config/arm/arm-tables.opt: Regenerate.
1720 * config/arm/arm-tune.md: Likewise.
1721 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1722 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1723 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1724 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1725 * doc/invoke.texi (ARM Options): Document cortex-a73,
1726 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1728 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1730 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1731 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1732 (cortex-a73.cortex-a35): Likewise.
1733 (cortex-a73.cortex-a53): Likewise.
1734 * config/aarch64/aarch64-tune.md: Regenerate.
1735 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1736 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1739 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1741 * configure.ac (gcc_cv_as_compress_debug): Remove
1742 --compress-debug-sections as extra as switch.
1743 Handle gas --compress-debug-sections=type.
1744 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1745 Handle gld --compress-debug-sections=type.
1746 * configure: Regenerate.
1748 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1750 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1752 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1754 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1755 (do_rewrite): likewise.
1757 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1759 * common/config/mep/mep-common.c: Remove.
1760 * config.gcc: Remove mep-* support.
1761 * config/mep/constraints.md: Remove.
1762 * config/mep/default.h: Remove.
1763 * config/mep/intrinsics.h: Remove.
1764 * config/mep/intrinsics.md: Remove.
1765 * config/mep/ivc2-template.h: Remove.
1766 * config/mep/mep-c5.cpu: Remove.
1767 * config/mep/mep-core.cpu: Remove.
1768 * config/mep/mep-default.cpu: Remove.
1769 * config/mep/mep-ext-cop.cpu: Remove.
1770 * config/mep/mep-intrin.h: Remove.
1771 * config/mep/mep-ivc2.cpu: Remove.
1772 * config/mep/mep-pragma.c: Remove.
1773 * config/mep/mep-protos.h: Remove.
1774 * config/mep/mep.c: Remove.
1775 * config/mep/mep.cpu: Remove.
1776 * config/mep/mep.h: Remove.
1777 * config/mep/mep.md: Remove.
1778 * config/mep/mep.opt: Remove.
1779 * config/mep/predicates.md: Remove.
1780 * config/mep/t-mep: Remove.
1781 * doc/install.texi: Remove mep-* documentation.
1782 * doc/md.texi: Likewise.
1784 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1786 * config.gcc: Remove support for avr-rtems.
1787 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1788 * config/avr/rtems.h: Remove.
1789 * config/avr/t-rtems: Remove.
1791 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1793 * config.gcc: Remove m32r-rtems support.
1794 * config/m32r/rtems.h: Remove.
1796 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1798 * config.gcc: Remove h8300-rtems support.
1799 * config/h8300/rtems.h: Remove.
1800 * config/h8300/t-rtems: Remove.
1802 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1804 * config.gcc: Remove support for knetbsd.
1805 * configure.ac: Likewise.
1806 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1807 * config/knetbsd-gnu.h: Remove.
1808 * configure: Regenerate.
1810 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1812 * config.gcc: Remove support for openbsd 2 and 3.
1813 * config/openbsd-oldgas.h: Remove.
1815 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1817 * config.gcc: Remove interix support.
1818 * config/i386/i386-interix.h: Remove.
1819 * config/i386/interix.opt: Remove.
1820 * config/i386/t-interix: Remove.
1821 * configure: Regenerate.
1822 * configure.ac: Remove interix support.
1823 * doc/install.texi: Remove interix documentation.
1825 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1827 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1828 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1831 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1833 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1834 they are both PLACEHOLDER_EXPRs.
1836 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1838 * stor-layout.c (layout_type): Move setting complex MODE to
1839 layout_type, instead of setting it ahead of time by the caller.
1840 * tree.c (build_complex_type): Likewise.
1842 2016-06-21 Martin Liska <mliska@suse.cz>
1844 * predict.c (force_edge_cold): Replace imposisble with
1847 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1849 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1850 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1852 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1854 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1856 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1857 Ilya Enkovich <ilya.enkovich@intel.com>
1860 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1861 New member function to convert V1TImode register to SUBREG
1862 TImode in debug insn.
1863 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1864 after changing register mode to V1TImode.
1866 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1868 * config/aarch64/aarch64-cores.def (vulcan): New core.
1869 * config/aarch64/aarch64-tune.md: Regenerate.
1870 * doc/invoke.texi: Document vulcan as an available option.
1872 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1874 * cse.c (canon_asm_operands): New function extracted from...
1875 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1876 either standalone or member of a PARALLEL.
1878 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1881 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1882 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1883 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1885 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1888 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1889 constant addresses if can_create_pseudo_p.
1891 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1893 PR tree-optimization/71588
1894 * tree-ssa-strlen.c (valid_builtin_call): New function.
1895 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1898 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1901 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1902 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1903 for conversion of scalar user var to complex type and use the
1904 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1907 PR rtl-optimization/71591
1908 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1909 don't run any tests.
1911 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1914 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1915 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1916 space for PIC with non-v32 and the common non-PIC "jump".
1918 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1921 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1922 returned values and add UN*/LTGT/*ORDERED cases with values matching
1923 D operand modifier on vcmp for AVX.
1925 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1927 * config/aarch64/aarch64.opt
1928 (mpc-relative-literal-loads): Rename internal option name.
1929 * config/aarch64/aarch64.c
1930 (aarch64_nopcrelative_literal_loads): Rename to
1931 aarch64_pcrelative_literal_loads.
1932 (aarch64_expand_mov_immediate): Likewise.
1933 (aarch64_secondary_reload): Likewise.
1934 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1935 (aarch64_override_options_after_change_1): Rename and simplify logic.
1936 (aarch64_classify_symbol): Merge large model checks into switch,
1937 remove pc-relative load check.
1939 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1941 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1942 costs relative to the cost of a register move.
1944 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1946 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1947 (vcvt_n_f64_u64): Likewise.
1948 (vcvt_n_s64_f64): Likewise.
1949 (vcvt_n_u64_f64): Likewise.
1950 (vcvt_f64_s64): Likewise.
1951 (vrecpe_f64): Likewise.
1952 (vcvt_f64_u64): Likewise.
1953 (vrecps_f64): Likewise.
1955 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1957 * config/aarch64/aarch64.md
1958 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1960 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1962 * config/aarch64/aarch64-builtins.c
1963 (aarch64_types_binop_uss_qualifiers): Delete.
1964 (TYPES_BINOP_USS): Likewise.
1965 (aarch64_types_binop_sus_qualifiers): Likewise.
1966 (TYPES_BINOP_SUS): Likewise.
1967 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1968 (TYPES_FCVTIMM_SUS): Likewise.
1969 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1971 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1972 (fcvtzs): Use SHIFTIMM rather than BINOP.
1973 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1975 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1977 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1978 costs relative to the cost of a register move.
1980 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1982 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1983 Allow scalar/single vector modes to be tieable.
1985 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1987 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1989 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1991 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1993 * tree.h (TYPE_ALIGN): Likewise.
1995 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1998 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2000 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2002 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2003 literal" build warnings.
2004 (avr_print_operand_address): Dito.
2006 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2009 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2010 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2012 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2014 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2016 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2019 * reload1.c (reload): Pass 0 to finish_spills when called because
2020 update_eliminables_and_spill returns true and remove did_spill.
2021 (finish_spills): Adjust comment and document GLOBAL parameter.
2023 2016-06-17 DJ Delorie <dj@redhat.com>
2026 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2027 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2028 (umulqihi3_virt): Likewise.
2029 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2030 (umulqihi3_real): Likewise.
2032 2016-06-17 Martin Liska <mliska@suse.cz>
2034 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2036 2016-06-17 Martin Liska <mliska@suse.cz>
2038 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2040 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2042 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2044 (vaddq_f32): Likewise.
2045 (vmul_f32): Likewise.
2046 (vmulq_f32): Likewise.
2047 (vsub_f32): Likewise.
2048 (vsubq_f32): Likewise.
2050 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2052 PR tree-optimization/71347
2053 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2054 cost for all uses in group.
2056 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2058 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2059 insert gimple seq if it's not empty.
2061 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2063 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2065 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2067 (comp_dr_with_seg_len_pair): Ditto.
2068 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2069 struct dr_with_seg_len_pair against DR_OFFSET.
2070 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2073 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2075 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2077 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2079 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2080 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2081 (pa_output_millicode_call): Likewise.
2082 (pa_output_call): Likewise.
2083 (pa_output_indirect_call): Likewise.
2084 (pa_asm_output_mi_thunk): Likewise.
2086 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2088 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2090 2016-06-16 Martin Liska <mliska@suse.cz>
2092 * predict.c (combine_predictions_for_insn): When we find a first
2093 match predictor, we should consider just predictors with
2094 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2095 DS theory predictor.
2096 (combine_predictions_for_bb): Likewise.
2098 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2100 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2101 with base of reference to struct.
2103 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2105 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2107 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2110 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2111 progmem_swtable_section.
2112 (progmem_swtable_section): Remove.
2113 (avr_asm_function_rodata_section): Remove.
2114 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2115 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2117 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2119 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2120 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2121 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2122 signature_CENTAUR_ebx.
2123 * config/i386/i386.c (ix86_option_override_internal): Add
2124 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2125 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2126 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2128 2016-06-16 Martin Liska <mliska@suse.cz>
2130 * predict.def: Add fortran loop preheader predictor.
2131 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2132 fold IFN_BUILTIN_EXPECT with a known constant argument.
2134 2016-06-16 Martin Liska <mliska@suse.cz>
2136 * predict.def: Add 'Fortran' to display text of all
2137 PRED_FORTRAN_* predictors.
2139 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2142 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2143 [IA64_BUILTIN_NANSQ]: Ditto.
2144 (ia64_fold_builtin): New function.
2145 (TARGET_FOLD_BUILTIN): New define.
2146 (ia64_init_builtins) Declare const_string_type node.
2147 Add __builtin_nanq and __builtin_nansq builtin functions.
2148 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2150 2016-06-16 Nick Clifton <nickc@redhat.com>
2152 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2153 MSP430_HWMULT_ prefix to enum values.
2154 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2155 * config/msp430/msp430.c: Update use of enum values.
2156 * config/msp430/msp430.md: Likewise.
2157 * config/msp430/msp430.opt: Likewise.
2159 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2161 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2162 of comparsions in the last iteration.
2164 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2165 Joern Rennecke <joern.rennecke@embecosm.com>
2167 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2169 (arc_needs_pcl_p): Add GOTOFFPC.
2170 (arc_legitimate_pic_addr_p): Likewise.
2171 (arc_output_pic_addr_const): Likewise.
2172 (arc_legitimize_pic_address): Generate a pc-relative address using
2174 (arc_output_libcall): Use @pcl syntax.
2175 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2176 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2177 (*movsi_insn): Use @pcl syntax.
2178 (doloop_begin_i): Likewise.
2180 2016-06-16 Martin Liska <mliska@suse.cz>
2182 * predict.def: Define a new predictor.
2184 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2186 * config/arc/arc.opt (mtp-regno): Update text.
2188 2016-06-16 Renlin Li <renlin.li@arm.com>
2190 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2192 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2195 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2196 (setcc + and peephole2): Likewise.
2198 PR rtl-optimization/71532
2199 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2202 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2204 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2205 DImode constants with XXSPLTIB in vector registers.
2206 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2207 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2208 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2209 extraction of the element at the top of the register as a scalar
2211 (vsx_extract_<mode>_internal1): Likewise.
2212 (vsx_extract_<mode>_internal2): Likewise.
2213 * config/rs6000/constraints.md (wi constraint): Remove a comment
2214 about DImode not being allowed in Altivec registers.
2215 (wB constraint): New constraint for constants that can be
2216 generated in Altivec registers with VSPLTISW/VUPKHSW.
2217 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2219 (xxspltib_constant_nosplit): Likewise.
2220 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2221 support for -mupper-regs-di to enable DImode to go into Altivec
2223 (POWERPC_MASKS): Likewise.
2224 (power7 cpu): Likewise.
2225 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2226 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2227 for DImode being allowed in Altivec registers. Update wi/wj
2228 constraints. Set scalar_in_vmx_p flag.
2229 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2230 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2231 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2232 (rs6000_opt_masks): Add -mupper-regs-di.
2233 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2234 direct move to use wi and not wj.
2236 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2238 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2239 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2240 any VSX register, instead of just Altivec registers, to allow
2241 either operand to be an Altivec register or both.
2242 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2243 (movdi_internal32): Add support for -mupper-regs-di. Add support
2244 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2245 the alternatives and attributes to be lined up to be easier to
2247 (movdi_internal64): Likewise.
2248 (64-bit DImode splitters): Change predicates to only split loading
2249 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2250 load constants in ISA 3.0 or ISA 2.07 respectively.
2251 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2252 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2253 mention -mcpu=power9 sets these options.
2254 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2257 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2260 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2261 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2262 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2263 by default to warn misspelled interrupt/ signal handler.
2264 * doc/invoke.texi (AVR Options): Document it. Update description
2265 for -nodevicelib option.
2267 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2269 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2270 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2271 (aarch64_<sur>shll2_n<mode>): Likewise.
2273 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2276 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2277 DECL_CONTEXT for copied arguments.
2279 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2281 PR tree-optimization/71483
2282 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2285 2016-06-15 Martin Liska <mliska@suse.cz>
2287 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2288 instead of predict_edge w/o a probability.
2290 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2292 PR tree-optimization/71439
2293 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2296 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2298 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2299 register subregs in SET_SRC.
2301 2016-06-15 Richard Biener <rguenther@suse.de>
2303 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2306 2016-06-15 Richard Biener <rguenther@suse.de>
2308 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2309 not consider dependences between accesses that belong to the
2311 (vect_analyze_data_ref_dependences): Do not analyze read-read
2312 or self-dependences.
2314 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2316 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2318 (find_closest_identifier): Reimplement in terms of
2319 best_match<tree,tree>.
2320 * spellcheck-tree.h: New file.
2321 * spellcheck.c (struct edit_distance_traits<const char *>): New
2323 (find_closest_string): Reimplement in terms of
2324 best_match<const char *, const char *>.
2325 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2326 overload to spellcheck-tree.h.
2327 (find_closest_identifier): Likewise.
2328 (struct edit_distance_traits<T>): New template.
2329 (class best_match): New class.
2331 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2333 * selftest-run-tests.c (selftest::run_tests): Call
2334 selftest::spellcheck_tree_c_tests.
2335 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2336 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2337 (selftest::test_find_closest_identifier): New function.
2338 (selftest::spellcheck_tree_c_tests): New function.
2339 * spellcheck.c (selftest::test_find_closest_string): Verify that
2340 the order of the vec does not affect the results for this case.
2341 (selftest::test_data): New array.
2342 (selftest::test_metric_conditions): New function.
2343 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2344 Call selftest::test_metric_conditions.
2346 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2348 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2349 (BU_P9_MISC_1): Likewise.
2350 (BU_P9_64BIT_MISC_0): Likewise.
2351 (BU_P9_MISC_0): Likewise.
2353 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2355 * gcc-rich-location.c
2356 (gcc_rich_location::add_fixit_misspelled_id): New method.
2357 * gcc-rich-location.h
2358 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2360 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2362 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2363 FreeBSD 11 and above.
2365 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2369 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2371 * expmed.h: Close parenthesis in "at your option" in copyright
2373 * lower-subreg.h: Likewise.
2375 2016-06-14 Richard Biener <rguenther@suse.de>
2378 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2381 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2383 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2385 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2387 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2389 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2390 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2392 2016-06-14 Richard Biener <rguenther@suse.de>
2394 PR tree-optimization/71522
2395 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2396 copying into float copying.
2398 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2400 PR tree-optimization/71520
2401 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2402 (replace_block_by): Move user labels from bb1 to bb2.
2404 2016-06-14 Richard Biener <rguenther@suse.de>
2408 * expr.h (get_bit_range): Declare.
2409 * expr.c (get_bit_range): Export.
2410 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2411 word_mode again to constrain the bitfield access.
2413 2016-06-14 Richard Biener <rguenther@suse.de>
2415 PR tree-optimization/71521
2416 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2417 division int_const_binop against zero divisor.
2419 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.md (signbittf2): New expander.
2422 * config/i386/sse.md (ptesttf2): New insn pattern.
2424 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2427 * input.c (selftest::test_reading_source_line): Avoid reading from
2428 __FILE__ by creating a tempfile with known content and reading
2431 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2433 * pretty-print.c (assert_pp_format_colored): Skip the test if
2435 (test_pp_format): Remove comment about GCC_COLORS.
2437 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2439 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2440 * pretty-print.c (assert_pp_format_va): Add location param and use
2441 it with ASSERT_STREQ_AT.
2442 (assert_pp_format): Add location param and pass it to
2443 assert_pp_format_va.
2444 (assert_pp_format_colored): Likewise.
2445 (ASSERT_PP_FORMAT_1): New.
2446 (ASSERT_PP_FORMAT_2): New.
2447 (ASSERT_PP_FORMAT_3): New.
2448 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2449 explicitly, or implicitly via the above macros.
2450 * selftest.c (selftest::pass): Use a selftest::location rather
2452 (selftest::fail): Likewise. Print the function name.
2453 (selftest::fail_formatted): Likewise.
2454 (selftest::assert_streq): Use a selftest::location rather than
2456 * selftest.h (selftest::location): New struct.
2457 (SELFTEST_LOCATION): New macro.
2458 (selftest::pass): Accept a const location & rather than file
2460 (selftest::fail): Likewise.
2461 (selftest::fail_formatted): Likewise.
2462 (selftest::assert_streq): Likewise.
2463 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2464 (ASSERT_FALSE): Likewise.
2465 (ASSERT_EQ): Likewise.
2466 (ASSERT_NE): Likewise.
2467 (ASSERT_STREQ): Likewise.
2468 (ASSERT_PRED1): Likewise.
2469 (ASSERT_STREQ_AT): New macro.
2471 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2473 * selftest.c (selftest::fail_formatted): New function.
2474 (selftest::assert_streq): New function.
2475 * selftest.h (selftests::fail_formatted): New decl.
2476 (selftest::assert_streq): New decl.
2477 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2479 2016-06-13 Jeff Law <law@redhat.com>
2481 PR tree-optimization/71403
2482 * tree-ssa-threadbackward.c
2483 (convert_and_register_jump_thread_path): No longer accept reference
2484 to path. Do not pop items off the path anymore.
2485 (fsm_find_control_statement_thread_paths): Do not allow threading
2486 to a deeper loop nest. Pop the last item off the path here rather
2487 than in convert_and_register_jump_thread_path.
2489 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2490 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2492 [AArch64] Emit division using the Newton series
2494 * config/aarch64/aarch64-protos.h
2495 (cpu_approx_modes): Add new member "division".
2496 (aarch64_emit_approx_div): Declare new function.
2497 * config/aarch64/aarch64.c
2498 (generic_approx_modes): New member "division".
2499 (exynosm1_approx_modes): Likewise.
2500 (xgene1_approx_modes): Likewise.
2501 (aarch64_emit_approx_div): Define new function.
2502 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2503 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2504 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2505 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2507 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2508 Wilco Dijkstra <wilco.dijkstra@arm.com>
2510 [AArch64] Emit square root using the Newton series
2512 * config/aarch64/aarch64-protos.h
2513 (aarch64_emit_approx_rsqrt): Replace with new function
2514 "aarch64_emit_approx_sqrt".
2515 (cpu_approx_modes): New member "sqrt".
2516 * config/aarch64/aarch64.c
2517 (generic_approx_modes): New member "sqrt".
2518 (exynosm1_approx_modes): Likewise.
2519 (xgene1_approx_modes): Likewise.
2520 (aarch64_emit_approx_rsqrt): Replace with new function
2521 "aarch64_emit_approx_sqrt".
2522 (aarch64_override_options_after_change_1): Handle new option.
2523 * config/aarch64/aarch64-simd.md
2524 (rsqrt<mode>2): Use new function instead.
2525 (sqrt<mode>2): New expansion and insn definitions.
2526 * config/aarch64/aarch64.md: Likewise.
2527 * config/aarch64/aarch64.opt
2528 (mlow-precision-sqrt): Add new option description.
2529 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2531 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2533 [AArch64] Add more choices for the reciprocal square root approximation
2535 Allow a target to prefer such operation depending on the operation mode.
2537 * config/aarch64/aarch64-protos.h
2538 (AARCH64_APPROX_MODE): New macro.
2539 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2540 (cpu_approx_modes): New structure.
2541 (tune_params): New member "approx_modes".
2542 * config/aarch64/aarch64-tuning-flags.def
2543 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2544 * config/aarch64/aarch64.c
2545 (generic_approx_modes): New core "cpu_approx_modes" structure.
2546 (exynosm1_approx_modes): Likewise.
2547 (xgene1_approx_modes): Likewise.
2548 (generic_tunings): New member "approx_modes".
2549 (cortexa35_tunings): Likewise.
2550 (cortexa53_tunings): Likewise.
2551 (cortexa57_tunings): Likewise.
2552 (cortexa72_tunings): Likewise.
2553 (exynosm1_tunings): Likewise.
2554 (thunderx_tunings): Likewise.
2555 (xgene1_tunings): Likewise.
2556 (use_rsqrt_p): New argument for the mode and use new member from
2558 (aarch64_builtin_reciprocal): Devise mode from builtin.
2559 (aarch64_optab_supported_p): New argument for the mode.
2560 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2562 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2564 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2565 RS6000_BTM_MODULO flag into the set of flags that are considered
2566 to be part of the common configuration.
2568 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2570 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2571 difference unsigned.
2572 (vec_absdb): New macro for vector absolute difference unsigned
2574 (vec_absdh): New macro for vector absolute difference unsigned
2576 (vec_absdw): New macro for vector absolute difference unsigned word.
2577 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2578 (vadu<mode>3): New insn.
2579 (*p9_vadu<mode>3): New insn.
2580 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2582 (vaduh): New built-in definition.
2583 (vaduw): New built-in definition.
2584 (vadu): New overloaded built-in definition.
2585 (vadub): New overloaded built-in definition.
2586 (vaduh): New overloaded built-in definition.
2587 (vaduw): New overloaded built-in definition.
2588 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2589 overloaded vector absolute difference unsigned functions.
2590 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2591 the ISA 3.0 vector absolute difference unsigned built-in functions.
2593 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2595 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2596 update shared_lookup_references only once after changing operands.
2598 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2601 * tree-nested.c (convert_nonlocal_omp_clauses)
2602 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2604 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2605 * tree.def (CASE_LABEL_EXPR): Likewise.
2607 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2610 * input.c (test_builtins): Fix an assertion.
2612 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2614 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2617 (isinf<mode>2): Ditto.
2619 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2621 * ggc-tests.c (test_finalization): Only test need_finalization_p
2622 for GCC_VERSION >= 4003.
2624 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2626 * config/s390/vecintrin.h: Fix file description in comment.
2628 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2630 * config/s390/s390-builtin-types.def: Change builtin type naming
2631 scheme to match builtin-types.def.
2633 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2635 * fold-const.c (optimize_minmax_comparison): Remove.
2636 (fold_comparison): Remove call to the above.
2637 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2638 New transformations.
2640 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2642 PR tree-optimization/71416
2643 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2646 2016-06-13 Martin Liska <mliska@suse.cz>
2648 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2649 (combine_predictions_for_insn): Likewise.
2650 (prune_predictions_for_bb): Likewise.
2651 (combine_predictions_for_bb): Likewise.
2653 2016-06-13 Richard Biener <rguenther@suse.de>
2655 PR tree-optimization/71505
2656 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2657 assert match comment.
2659 2016-06-13 Marek Polacek <polacek@redhat.com>
2662 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2663 gimplify_switch_expr.
2664 (warn_switch_unreachable_r): New function.
2666 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2669 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2672 2016-06-13 Richard Biener <rguenther@suse.de>
2675 * fold-const.c (fold_unary_loc): Preserve alignment when
2676 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2678 2016-06-13 Martin Liska <mliska@suse.cz>
2681 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2682 w/ -fsanitize=bounds.
2684 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2686 * config/i386/i386.c (ix86_init_builtins): Calculate
2687 FLOAT128_FTYPE_CONST_STRING function type only once.
2688 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2689 built-in functions are available for x86-32 and x86-64 targets.
2691 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2694 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2696 (FLOAT128_FTYPE_CONST_STRING): New function type.
2697 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2698 [IX86_BUILTIN_NANSQ]: Ditto.
2699 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2700 (ix86_init_builtin_types): Declare const_string_type_node.
2701 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2703 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2704 * doc/extend.texi (x86 Built-in Functions): Document
2705 __builtin_nanq and __builtin_nansq.
2707 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2710 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2711 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2712 length for pop patterns.
2713 (arm_attr_length_push_multi): Update comments.
2714 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2716 (*pop_multiple_with_writeback_and_return): Likewise.
2717 (*pop_multiple_with_return): Likewise.
2719 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2722 * fold-const.c (optimize_bit_field_compare): Don't try to use
2723 word_mode unconditionally for reading the bit field, look at
2724 DECL_BIT_FIELD_REPRESENTATIVE instead.
2726 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2729 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2730 vector integer type.
2732 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2735 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2736 without LABEL_DECL, set *handled_ops_p to false instead of true.
2738 2016-06-10 Martin Sebor <msebor@redhat.com>
2741 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2742 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2743 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2745 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2746 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2747 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2748 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2749 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2750 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2751 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2752 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2754 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2756 * config/arm/arm.h (pool_vector_label,
2757 return_used_this_function): Remove.
2759 2016-06-10 Jeff Law <law@redhat.com>
2761 PR tree-optimization/71335
2762 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2763 zero length paths here.
2764 (convert_and_register_jump_thread_path): Remove hacks related to
2765 duplicated blocks in the jump thread path.
2766 (fsm_find_control_statement_thread_paths): Avoid putting the same
2767 block on the thread path twice, but ensure the thread path is
2768 unchanged from the caller's point of view.
2770 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2772 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2773 * predict.def (PRED_LOOP_BRANCH): Remove.
2775 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2777 * Makefile.in (OBJS): Add ggc-tests.o.
2778 (GTFILES): Add ggc-tests.c.
2779 * ggc-tests.c: New file.
2780 * selftest-run-tests.c (selftest::run_tests): Call
2781 selftest::ggc_tests_c_tests.
2782 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2784 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2786 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2788 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2791 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2792 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2794 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2796 * profile.c: Include cfgloop.h.
2797 (branch_prob): Compute estimated number of iterations.
2798 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2799 recompute estimate number of iterations from profile.
2801 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2804 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2805 must be grouped on top of stack. Don't force early clobber
2806 on ordinary reg outputs.
2808 2016-06-10 Richard Biener <rguenther@suse.de>
2810 * targhooks.c (default_builtin_vectorization_cost): Adjust
2813 2016-06-10 Richard Biener <rguenther@suse.de>
2815 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2816 to fold the RHS to a constant if possible.
2818 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2821 * tree-nested.c (convert_nonlocal_omp_clauses)
2822 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2823 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2824 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2826 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2828 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2830 * omp-low.c (scan_sharing_clauses): Don't expect
2833 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2835 PR tree-optimization/71407
2836 PR tree-optimization/71416
2837 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2840 2016-06-10 Richard Biener <rguenther@suse.de>
2843 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2845 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2847 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2849 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2850 Jiong Wang <jiong.wang@arm.com>
2852 PR rtl-optimization/70751
2853 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2854 spilled into memory.
2856 2016-06-09 Jonathan Yong <10walls@gmail.com>
2859 2015-09-21 Jonathan Yong <10walls@gmail.com>
2861 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2862 sysroot/usr/lib/32api for additional win32 libraries,
2863 fixes failing Cygwin bootstrapping.
2865 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2867 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2870 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2873 * pretty-print.c (pp_indent): Specify that %p is printed in a
2874 host-dependent manner.
2875 (test_pp_format): Remove the test for %p.
2877 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2879 * config/mips/mips.c (mips_output_jump): Fix formatting.
2881 2016-06-09 Richard Biener <rguenther@suse.de>
2883 PR tree-optimization/71462
2884 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2887 2016-06-09 Martin Liska <mliska@suse.cz>
2889 * predict.c (dump_prediction): Add new argument.
2890 (enum predictor_reason): New enum.
2891 (struct predictor_hash): New struct.
2892 (predictor_hash::hash): New function.
2893 (predictor_hash::equal): Likewise.
2894 (not_removed_prediction_p): New function.
2895 (prune_predictions_for_bb): Likewise.
2896 (combine_predictions_for_bb): Prune predictions.
2898 2016-06-09 Martin Liska <mliska@suse.cz>
2900 * predict.c (filter_predictions): New function.
2901 (remove_predictions_associated_with_edge): Use the filter
2903 (equal_edge_p): New function.
2905 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2907 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2908 Correct usage of @samp vs @option, add @samp where appropriate.
2909 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2910 Add armv6s-m and document it, as it is no official ARM name.
2912 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2914 * ifcvt.c (struct noce_if_info): Add transform_name field.
2915 (noce_try_move): Set if_info->transform_name to the function name.
2916 (noce_try_ifelse_collapse): Likewise.
2917 (noce_try_store_flag): Likewise.
2918 (noce_try_inverse_constants): Likewise.
2919 (noce_try_store_flag_constants): Likewise.
2920 (noce_try_addcc): Likewise.
2921 (noce_try_store_flag_mask): Likewise.
2922 (noce_try_cmove): Likewise.
2923 (noce_try_cmove_arith): Likewise.
2924 (noce_try_minmax): Likewise.
2925 (noce_try_abs): Likewise.
2926 (noce_try_sign_mask): Likewise.
2927 (noce_try_bitop): Likewise.
2928 (noce_convert_multiple_sets): Likewise.
2929 (noce_process_if_block): Print if_info->transform_name to
2930 dump_file if transformation succeeded.
2932 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2934 * config/arm/cortex-a57.md (cortex_a57_alu):
2937 2016-06-08 Martin Sebor <msebor@redhat.com>
2938 Jakub Jelinek <jakub@redhat.com>
2942 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2943 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2944 * builtins.c: Include gimple-fold.h.
2945 (fold_builtin_arith_overflow): Handle
2946 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2947 (fold_builtin_3): Likewise.
2948 * doc/extend.texi (Integer Overflow Builtins): Document
2949 __builtin_{add,sub,mul}_overflow_p.
2951 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2953 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2954 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2956 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2958 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2959 Rewrite, looking one level down for records and arrays.
2961 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2963 * pretty-print.c: Include "selftest.h".
2964 (pp_format): Fix comment.
2965 (identifier_to_locale): Likewise.
2966 (selftest::test_basic_printing): New function.
2967 (selftest::assert_pp_format): New function.
2968 (selftest::test_pp_format): New function.
2969 (selftest::pretty_print_c_tests): New function.
2970 * selftest-run-tests.c (selftest::run_tests): Call
2971 selftest::pretty_print_c_tests.
2972 * selftest.h (pretty_print_c_tests): New declaration.
2974 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2976 * invoke.texi (max-loop-headers-insns): Document.
2977 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2978 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2979 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2981 2016-06-08 Richard Biener <rguenther@suse.de>
2983 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2984 on strided SLP loads and fall back to scalar loads in case
2985 we can't chunk them.
2987 2016-06-08 Richard Biener <rguenther@suse.de>
2989 PR tree-optimization/71452
2990 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2991 type used for the SSA rewrite has enough precision to cover
2992 the dynamic type of the location.
2994 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2995 Richard Biener <rguenther@suse.de>
2998 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2999 the same as DECL_P (base0) for indirect_base0. Use equality_code
3000 in one further place.
3002 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3004 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3005 to one word if the field is known to overlap other words.
3006 (extract_bit_field_1): Likewise.
3007 (store_split_bit_field): Remove compensating code.
3008 (extract_split_bit_field): Likewise.
3010 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3014 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3016 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3018 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3020 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3021 (arch64_addpv4sf): Delete.
3022 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3023 "gen_aarch64_addpv4sf".
3024 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3026 (vpadds_f32): Likewise.
3027 (vpaddq_f32): Likewise.
3028 (vpaddq_f64): Likewise.
3030 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3032 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3034 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3035 to VALLF. Rename to "fabd<mode>3".
3036 "*fabd_scalar<mode>3): Delete.
3037 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3039 (vabdd_f64): Likewise.
3040 (vabd_f32): Likewise.
3041 (vabd_f64): Likewise.
3042 (vabdq_f32): Likewise.
3043 (vabdq_f64): Likewise.
3045 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3047 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3049 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3050 "aarch64_rsqrts<mode>".
3051 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3052 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3054 (vrsqrtsd_f64): Likewise.
3055 (vrsqrts_f32): Likewise.
3056 (vrsqrts_f64): Likewise.
3057 (vrsqrtsq_f32): Likewise.
3058 (vrsqrtsq_f64): Likewise.
3060 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3062 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3064 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3065 "aarch64_rsqrte<mode>".
3066 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3067 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3069 (vrsqrted_f64): Likewise.
3070 (vrsqrte_f32): Likewise.
3071 (vrsqrte_f64): Likewise.
3072 (vrsqrteq_f32): Likewise.
3073 (vrsqrteq_f64): Likewise.
3075 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3077 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3081 * config/aarch64/aarch64-simd.md
3082 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3083 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3084 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3086 (vcvt_n_f32_u32): Likewise.
3087 (vcvt_n_s32_f32): Likewise.
3088 (vcvt_n_u32_f32): Likewise.
3089 (vcvtq_n_f32_s32): Likewise.
3090 (vcvtq_n_f32_u32): Likewise.
3091 (vcvtq_n_f64_s64): Likewise.
3092 (vcvtq_n_f64_u64): Likewise.
3093 (vcvtq_n_s32_f32): Likewise.
3094 (vcvtq_n_s64_f64): Likewise.
3095 (vcvtq_n_u32_f32): Likewise.
3096 (vcvtq_n_u64_f64): Likewise.
3097 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3098 (VSDQ_SDI): Likewise.
3099 (fcvt_target): Support V4DI, V4SI and V2SI.
3100 (FCVT_TARGET): Likewise.
3102 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3104 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3105 (TYPES_BINOP_SUS): Likewise.
3106 (aarch64_simd_builtin_data): Update include file name.
3107 (aarch64_builtins): Likewise.
3108 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3109 for conversion between scalar float-point and fixed-point.
3113 * config/aarch64/aarch64.md
3114 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3115 pattern for conversion between scalar float to fixed-pointer.
3116 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3117 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3118 (UNSPEC_FCVTZU): Likewise.
3119 (UNSPEC_SCVTF): Likewise.
3120 (UNSPEC_UCVTF): Likewise.
3121 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3123 (vcvtd_n_f64_u64): Likewise.
3124 (vcvtd_n_s64_f64): Likewise.
3125 (vcvtd_n_u64_f64): Likewise.
3126 (vcvtd_n_f32_s32): Likewise.
3127 (vcvts_n_f32_u32): Likewise.
3128 (vcvtd_n_s32_f32): Likewise.
3129 (vcvts_n_u32_f32): Likewise.
3130 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3132 (FCVT_TARGET): Likewise.
3133 (FCVT_FIXED2F): New iterator.
3134 (FCVT_F2FIXED): Likewise.
3135 (fcvt_fixed_insn): New define_int_attr.
3137 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3139 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3140 some statements was removed.
3142 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3144 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3145 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3146 (vect_can_advance_ivs_p): likewise.
3147 (vect_update_ivs_after_vectorizer): likewise.
3148 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3149 (vect_analyze_scalar_cycles_1): likewise.
3150 (vect_analyze_loop_operations): likewise.
3151 (report_vect_op): likewise.
3152 (vect_is_slp_reduction): likewise.
3153 (vect_is_simple_reduction): likewise.
3154 (get_initial_def_for_induction): likewise.
3155 (vect_transform_loop): likewise.
3156 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3157 (vect_recog_sad_pattern): likewise.
3158 (vect_recog_widen_sum_pattern): likewise.
3159 (vect_recog_widening_pattern): likewise.
3160 (vect_recog_divmod_pattern): likewise.
3161 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3162 (vect_analyze_slp_instance): likewise.
3163 (vect_transform_slp_perm_load): likewise.
3164 (vect_schedule_slp_instance): likewise.
3166 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3168 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3169 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3170 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3171 (PRED_LOOP_BRANCH): Document predictor as broken.
3172 (PRED_LOOP_EXIT): Change hitrate 91->92.
3173 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3174 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3175 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3176 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3177 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3178 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3179 (PRED_CALL): Chane hitrate 71->67.
3180 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3181 (PRED_GOTO): Document as unused right now.
3182 (PRED_CONST_RETURN): Change hitrate 67->69
3183 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3184 (PRED_NULL_RETURN): Change hitrate 91->90.
3185 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3186 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3187 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3189 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3191 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3192 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3193 special case Altivec builtin.
3194 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3195 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3196 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3197 code for ALTIVEC_BUILTIN_VEC_MUL.
3198 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3199 for __builtin_vec_mul.
3201 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3203 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3206 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3208 * spellcheck.c (selftest::test_find_closest_string): New function.
3209 (spellcheck_c_tests): Call the above.
3211 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3213 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3215 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3217 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3218 Yv=Yv,C alternatives.
3220 2016-06-07 Richard Biener <rguenther@suse.de>
3223 * common.opt (ffast-math): Make Optimization.
3225 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3226 Prachi Godbole <prachi.godbole@imgtec.com>
3228 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3229 `fabs' and `fneg' type attributes.
3230 (p5600_fpu_fabs): Add `fmove' to the comment.
3232 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3234 * gimple.c: Include builtins.h
3235 (gimple_inexpensive_call_p): New function.
3236 * gimple.h (gimple_inexpensive_call_p): Declare.
3237 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3238 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3241 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3243 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3244 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3245 warning_at_rich_loc, warning_n, pedwarn, permerror,
3246 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3247 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3250 2016-06-07 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/71428
3253 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3254 BIT_FIELD_REF op vs. load.
3256 2016-06-07 Richard Biener <rguenther@suse.de>
3259 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3262 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3264 * config/pa/pa.md (call): Generate indirect long calls to non-local
3265 functions on TARGET_64BIT.
3266 (call_value): Likewise.
3268 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3270 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3271 pattern and subsequent splitters.
3272 (call_val_reg_64bit_post_reload): Likewise.
3274 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3277 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3278 propagate_op_to_single_use.
3280 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3283 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3285 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3287 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3288 (enum x86_dirflag_state): New enum.
3289 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3290 (machine_function): Remove needs_cld.
3291 (ix86_current_function_needs_cld): Remove.
3292 * config/i386/i386.c (ix86_set_func_type): Set
3293 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3294 (ix86_expand_prologue): Do not emit CLD here.
3295 (ix86_dirflag_mode_needed): New function.
3296 (ix86_dirflag_mode_entry): Ditto.
3297 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3298 (ix86_mode_after): Ditto.
3299 (ix86_mode_entry): Ditto.
3300 (ix86_mode_exit): Ditto.
3301 (ix86_emit_mode_set): Ditto.
3302 * config/i386/i386.md (strmov_singleop): Set
3303 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3304 Do not set ix86_current_function_needs_cld.
3306 (strset_singleop): Ditto.
3308 (cmpstrnqi_nz_1): Ditto.
3309 (cmpstrnqi_1): Ditto.
3310 (strlenqi_1): Ditto.
3312 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3314 PR tree-optimization/71259
3315 * tree-vect-slp.c (vect_get_constant_vectors): For
3316 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3317 one for constant op, and use COND_EXPR for non-constant.
3319 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3321 * Makefile.in (OBJS): Add function-tests.o,
3322 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3323 selftest-run-tests.o.
3324 (OBJS-libcommon): Add selftest.o.
3325 (OBJS-libcommon-target): Add selftest.o.
3326 (all.internal): Add "selftest".
3327 (all.cross): Likewise.
3328 (selftest): New phony target.
3329 (s-selftest): New target.
3330 (selftest-gdb): New phony target.
3331 (COLLECT2_OBJS): Add selftest.o.
3332 * bitmap.c: Include "selftest.h".
3333 (selftest::test_gc_alloc): New function.
3334 (selftest::test_set_range): New function.
3335 (selftest::test_clear_bit_in_middle): New function.
3336 (selftest::test_copying): New function.
3337 (selftest::test_bitmap_single_bit_set_p): New function.
3338 (selftest::bitmap_c_tests): New function.
3339 * common.opt (fself-test): New.
3340 * diagnostic-show-locus.c: Include "selftest.h".
3341 (make_range): New function.
3342 (test_range_contains_point_for_single_point): New function.
3343 (test_range_contains_point_for_single_line): New function.
3344 (test_range_contains_point_for_multiple_lines): New function.
3345 (assert_eq): New function.
3346 (test_get_line_width_without_trailing_whitespace): New function.
3347 (selftest::diagnostic_show_locus_c_tests): New function.
3348 * et-forest.c: Include "selftest.h".
3349 (selftest::test_single_node): New function.
3350 (selftest::test_simple_tree): New function.
3351 (selftest::test_disconnected_nodes): New function.
3352 (selftest::et_forest_c_tests): New function.
3353 * fold-const.c: Include "selftest.h".
3354 (selftest::assert_binop_folds_to_const): New function.
3355 (selftest::assert_binop_folds_to_nonlvalue): New function.
3356 (selftest::test_arithmetic_folding): New function.
3357 (selftest::fold_const_c_tests): New function.
3358 * function-tests.c: New file.
3359 * gimple.c: Include "selftest.h".
3360 Include "gimple-pretty-print.h".
3361 (selftest::verify_gimple_pp): New function.
3362 (selftest::test_assign_single): New function.
3363 (selftest::test_assign_binop): New function.
3364 (selftest::test_nop_stmt): New function.
3365 (selftest::test_return_stmt): New function.
3366 (selftest::test_return_without_value): New function.
3367 (selftest::gimple_c_tests): New function.
3368 * hash-map-tests.c: New file.
3369 * hash-set-tests.c: New file.
3370 * input.c: Include "selftest.h".
3371 (selftest::assert_loceq): New function.
3372 (selftest::test_accessing_ordinary_linemaps): New function.
3373 (selftest::test_unknown_location): New function.
3374 (selftest::test_builtins): New function.
3375 (selftest::test_reading_source_line): New function.
3376 (selftest::input_c_tests): New function.
3377 * rtl-tests.c: New file.
3378 * selftest-run-tests.c: New file.
3379 * selftest.c: New file.
3380 * selftest.h: New file.
3381 * spellcheck.c: Include "selftest.h".
3382 (selftest::levenshtein_distance_unit_test_oneway): New function,
3383 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3384 (selftest::levenshtein_distance_unit_test): Likewise.
3385 (selftest::spellcheck_c_tests): Likewise.
3386 * toplev.c: Include selftest.h.
3387 (toplev::run_self_tests): New.
3388 (toplev::main): Handle -fself-test.
3389 * toplev.h (toplev::run_self_tests): New.
3390 * tree.c: Include "selftest.h".
3391 (selftest::test_integer_constants): New function.
3392 (selftest::test_identifiers): New function.
3393 (selftest::test_labels): New function.
3394 (selftest::tree_c_tests): New function.
3395 * tree-cfg.c: Include "selftest.h".
3396 (selftest::push_fndecl): New function.
3397 (selftest::test_linear_chain): New function.
3398 (selftest::test_diamond): New function.
3399 (selftest::test_fully_connected): New function.
3400 (selftest::tree_cfg_c_tests): New function.
3401 * vec.c: Include "selftest.h".
3402 (selftest::safe_push_range): New function.
3403 (selftest::test_quick_push): New function.
3404 (selftest::test_safe_push): New function.
3405 (selftest::test_truncate): New function.
3406 (selftest::test_safe_grow_cleared): New function.
3407 (selftest::test_pop): New function.
3408 (selftest::test_safe_insert): New function.
3409 (selftest::test_ordered_remove): New function.
3410 (selftest::test_unordered_remove): New function.
3411 (selftest::test_block_remove): New function.
3412 (selftest::reverse_cmp): New function.
3413 (selftest::test_qsort): New function.
3414 (selftest::vec_c_tests): New function.c.
3415 * wide-int.cc: Include selftest.h and wide-int-print.h.
3416 (selftest::from_int <wide_int>): New function.
3417 (selftest::from_int <offset_int>): New function.
3418 (selftest::from_int <widest_int>): New function.
3419 (selftest::assert_deceq): New function.
3420 (selftest::assert_hexeq): New function.
3421 (selftest::test_printing <VALUE_TYPE>): New function template.
3422 (selftest::test_ops <VALUE_TYPE>): New function template.
3423 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3424 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3426 (selftest::wide_int_cc_tests): New function.
3428 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3431 * ifcvt.c (noce_try_ifelse_collapse): New function.
3433 (noce_process_if_block): Call noce_try_ifelse_collapse.
3434 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3435 (simplify_ternary_operation): Use the above to simplify
3436 conditional CLZ/CTZ expressions.
3438 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3441 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3442 define_insn_and_split.
3444 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3447 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3449 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3452 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3453 Implicitly clobber memory for basic asm with non-empty assembler
3454 string. Use targetm.md_asm_adjust also here.
3455 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3456 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3457 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3458 non-empty assembler string.
3459 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3460 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3461 (decode_asm_operands): Handle basic asm in PARALLEL block.
3462 (extract_insn): Handle basic asm in PARALLEL block.
3463 * doc/extend.texi: Mention new behavior of basic asm.
3464 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3465 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3466 branch_needs_nop_p): Use asm_noperands.
3468 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3470 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3471 Include the M7 SPARC DFA scheduler.
3472 New attribute v3pipe.
3473 Annotate insns with v3pipe where appropriate.
3474 Define cpu_feature vis4.
3475 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3476 Add (V8QI "8") to vbits.
3477 Add insns {add,sub}v8qi3
3478 Add insns ss{add,sub}v8qi3
3479 Add insns us{add,sub}{v8qi,v4hi}3
3480 Add insns {min,max}{v8qi,v4hi,v2si}3
3481 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3482 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3483 * config/sparc/niagara4.md: Add a comment explaining the
3484 discrepancy between the documented latenty numbers and the
3486 * config/sparc/niagara7.md: New file.
3487 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3488 supports SPARC5 and VIS 4.0 instructions.
3489 * configure: Regenerate.
3490 * config.in: Likewise.
3491 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3492 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3493 TARGET_CPU_niagara7.
3494 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3495 (CPP_CPU_SPEC): Handle niagara7.
3496 (ASM_CPU_SPEC): Likewise.
3497 * config/sparc/sparc-opts.h (processor_type): Add
3499 (mvis4): New option.
3500 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3501 (AS_NIAGARA7_FLAG): Define.
3502 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3503 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3504 (CPP_CPU_SPEC): Handle niagara7.
3505 (ASM_CPU_SPEC): Likewise.
3506 * config/sparc/sparc.c (niagara7_costs): Define.
3507 (sparc_option_override): Handle niagara7 and adjust cache-related
3508 parameters with better values for niagara cpus. Also support VIS4.
3509 (sparc32_initialize_trampoline): Likewise.
3510 (sparc_use_sched_lookahead): Likewise.
3511 (sparc_issue_rate): Likewise.
3512 (sparc_register_move_cost): Likewise.
3513 (dump_target_flag_bits): Support VIS4.
3514 (sparc_vis_init_builtins): Likewise.
3515 (sparc_builtins): Likewise.
3516 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3518 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3520 * config/sparc/sparc.opt (sparc_processor_type): New value
3522 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3524 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3526 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3529 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3531 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3533 2016-06-06 Richard Biener <rguenther@suse.de>
3535 PR tree-optimization/71398
3536 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3539 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3541 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3542 ft32_expand_prolog, ft32_expand_epilogue):
3543 Handle pretend_args.
3544 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3545 * config/ft32/ft32.md: Add pretend_returner.
3547 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3550 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3551 Copy op1 RTX to avoid invalid sharing.
3552 (ix86_expand_vector_move_misalign): Ditto.
3554 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3556 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3559 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3561 * predict.c (predicted_by_loop_heuristics_p): New function.
3562 (predict_iv_comparison): Use it.
3563 (predict_loops): Walk from innermost loops; do not predict edges
3564 leaving multiple loops multiple times; implement
3565 PRED_LOOP_ITERATIONS_MAX heuristics.
3566 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3568 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3570 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3571 only edges out of BB are EH edges.
3573 2016-06-04 Martin Sebor <msebor@redhat.com>
3574 Marcin Baczyński <marbacz@gmail.com>
3577 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3578 a void expression in a void function.
3580 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3582 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3583 aux; dump reasons of decisions.
3584 (should_duplicate_loop_header_p): Likewise.
3585 (do_while_loop_p): Likewise.
3586 (ch_base::copy_headers): Dump asi num insns duplicated.
3588 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3590 PR tree-optimization/71405
3591 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3592 incompatible type, build a new clobber with the right type instead
3593 of building a VIEW_CONVERT_EXPR around it.
3595 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3597 PR tree-optimization/52171
3598 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3599 by_pieces_ninsns instead of move_by_pieces_ninsns.
3601 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3603 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3604 for reg+reg addressing mode.
3606 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3608 * rs6000-c.c (c/c-tree.h): Add #include.
3609 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3610 in C++ when found in the base position of vec_ld or vec_st.
3612 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3614 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3615 use of profile unless profile status is PROFILE_READ.
3616 * profile.c (compute_branch_probabilities): Set profile status
3617 only after reporting predictor hitrates.
3619 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3623 * common.opt (ffp-int-builtin-inexact): New option.
3624 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3625 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3626 (ceil@var{m}2): Document dependence on this option.
3627 * ipa-inline-transform.c (inline_call): Handle
3628 flag_fp_int_builtin_inexact.
3629 * ipa-inline.c (can_inline_edge_p): Likewise.
3630 * config/i386/i386.md (rintxf2): Do not test
3631 flag_unsafe_math_optimizations.
3632 (rint<mode>2_frndint): New define_insn.
3633 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3634 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3635 for 387 instead of extending and truncating.
3636 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3637 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3638 Change to frndint<mode>2_<rounding>.
3639 (frndintxf2_<rounding>_i387): Likewise. Change to
3640 frndint<mode>2_<rounding>_i387.
3641 (<rounding_insn>xf2): Likewise.
3642 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3643 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3644 x87. Test TARGET_ROUND || !flag_trapping_math ||
3645 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3646 SSE. Use ROUND_NO_EXC in constant operand of
3647 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3648 for 387 instead of extending and truncating.
3650 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3651 Julia Koval <julia.koval@intel.com>
3663 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3664 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3665 all registers, except for function return registers if there are
3666 no caller-saved registers.
3667 (ix86_set_func_type): New function.
3668 (ix86_set_current_function): Call ix86_set_func_type to set
3669 no_caller_saved_registers and func_type. Call reinit_regs if
3670 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3671 nor x87 instructions in interrupt handler nor function with
3672 no_caller_saved_registers attribute.
3673 (ix86_function_ok_for_sibcall): Return false if there are no
3674 caller-saved registers.
3675 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3677 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3678 (ix86_function_arg): Return special arguments in interrupt handler.
3679 (ix86_promote_function_mode): Promote pointer to word_mode only
3680 for normal functions.
3681 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3683 (ix86_epilogue_uses): New function.
3684 (ix86_hard_regno_scratch_ok): Likewise.
3685 (ix86_save_reg): Preserve all registers in interrupt handler
3686 after reload. Preserve all registers, except for function return
3687 registers, if there are no caller-saved registers after reload.
3688 (find_drap_reg): Always use callee-saved register if there are
3689 no caller-saved registers.
3690 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3691 for interrupt handler.
3692 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3693 Emit cld instruction if stringops are used in interrupt handler
3694 or interrupt handler isn't a leaf function.
3695 (ix86_expand_epilogue): Generate interrupt return for interrupt
3696 handler and pop the 'ERROR_CODE' off the stack before interrupt
3697 return in exception handler.
3698 (ix86_expand_call): Disallow calling interrupt handler directly.
3699 If there are no caller-saved registers, mark all registers that
3700 are clobbered by the call which returns as clobbered.
3701 (ix86_handle_no_caller_saved_registers_attribute): New function.
3702 (ix86_handle_interrupt_attribute): Likewise.
3703 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3705 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3706 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3707 accumulation in interrupt function if stack may be realigned to
3709 (EPILOGUE_USES): New.
3710 (function_type): New enum.
3711 (machine_function): Add func_type and no_caller_saved_registers.
3712 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3713 (interrupt_return): New pattern.
3714 * doc/extend.texi: Document x86 interrupt and
3715 no_caller_saved_registers attributes.
3717 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3719 PR tree-optimization/52171
3720 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3721 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3722 Look for constant strings. Move some code to emit_block_cmp_hints
3724 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3725 * defaults.h (COMPARE_MAX_PIECES): New macro.
3726 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3727 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3728 (clear_by_pieces_1): Don't declare. Move definition before use.
3729 (can_do_by_pieces): New static function.
3730 (can_move_by_pieces): Use it. Return bool.
3731 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3732 OP. All callers changed. Handle COMPARE_BY_PIECES.
3733 (class pieces_addr); New.
3734 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3735 pieces_addr::adjust, pieces_addr::increment_address,
3736 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3738 (class op_by_pieces_d): New.
3739 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3741 (class move_by_pieces_d, class compare_by_pieces_d,
3742 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3743 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3744 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3745 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3746 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3747 compare_by_pieces_d::finish_mode): New member functions.
3748 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3750 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3751 (emit_block_cmp_hints): New function.
3752 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3753 use the newly defined classes.
3754 * expr.h (by_pieces_constfn): New typedef.
3755 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3756 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3757 (move_by_pieces_ninsns): Don't declare.
3758 (can_move_by_pieces): Change return value to bool.
3759 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3760 (compare_by_pieces_branch_ratio): New hook.
3761 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3762 (by_pieces_ninsns): Declare.
3763 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3765 (default_compare_by_pieces_branch_ratio): New function.
3766 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3767 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3768 * doc/tm.texi: Regenerate.
3769 * tree-ssa-strlen.c: Include "builtins.h".
3770 (handle_builtin_memcmp): New static function.
3771 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3772 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3774 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3776 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3777 relevant stmts which are simple and invariant.
3778 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3779 instead of simple and invariant
3781 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3783 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3784 (vectorizable_reduction): Check for new relevant state.
3785 (vectorizable_live_operation): vectorize live stmts using
3786 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3787 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3788 (vect_stmt_relevant_p): Check for stmts which are only used live.
3789 (process_use): Use of a stmt does not inherit it's live value.
3790 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3791 (vect_analyze_stmt): Check for new relevant state.
3792 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3793 outside the loop, but not inside it.
3795 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3797 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3798 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3799 (vect_get_vec_def_for_operand): Split out code.
3801 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3803 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3805 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3807 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3809 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3811 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3813 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3816 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3817 to noreturn e->callee->decl that has void return type and void
3818 arguments, adjust gimple_call_fntype and remove lhs even if it had
3819 previously addressable type.
3821 2016-06-02 Jeff Law <law@redhat.com>
3823 PR tree-optimization/71328
3824 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3825 error when checking for a jump back onto the copied path.
3827 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3829 * config/microblaze/microblaze.c (get_branch_target): Add return
3830 NULL_RTX for the non-CALL_P case.
3831 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3832 (insert_wic): Remove unused local "j".
3834 2016-06-02 Martin Liska <mliska@suse.cz>
3836 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3838 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3839 Julia Koval <julia.koval@intel.com>
3841 * function.c (assign_parm_setup_stack): Force source into a
3843 * target.def (function_incoming_arg): Update documentation to
3844 allow arbitrary address computation based on hard register.
3845 * doc/tm.texi: Regenerated.
3847 2016-06-02 Martin Liska <mliska@suse.cz>
3849 * predict.c (combine_predictions_for_bb): Fix first match in
3850 cases where a first predictor contains more than one occurence
3851 in list of predictors. Take the best value in such case.
3853 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3855 PR rtl-optimization/71295
3856 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3857 offset would go over the size of the inner mode reject it.
3859 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3861 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3862 x=x,x and v=v,m instead of x=x,m.
3864 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3865 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3866 alternative to v=rm,C.
3868 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3869 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3870 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3871 instead of vex for the last two above mentioned alternatives.
3873 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3876 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3878 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3880 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3882 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3884 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3885 from int to unsigned.
3887 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3889 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3890 alternatives, eliminating preferred register class. Add support
3891 for the MTVSRDD instruction in ISA 3.0.
3892 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3893 reg_or_indexed_operand.
3894 (vsx_splat_v4sf_internal): Likewise.
3896 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3899 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3900 for loading up all 0's or all 1's.
3902 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3904 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3906 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3908 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3910 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3911 * gcc.c (set_source_date_epoch_envvar): New function, sets
3912 the SOURCE_DATE_EPOCH environment variable to the current time.
3914 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3916 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3917 the factor for live Phi nodes.
3919 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3921 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3922 * tree-parloops.c (parallelize_loops): likewise.
3923 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3924 tree_unswitch_outer_loop): likewise.
3926 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3929 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3930 around creation of the temporary.
3932 2016-06-01 Richard Biener <rguenther@suse.de>
3934 PR tree-optimization/71366
3935 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3936 (unloop_loops): Move removing edges here ...
3937 (try_unroll_loop_completely): ... from here.
3938 (try_peel_loop): ... and here.
3939 (tree_unroll_loops_completely_1): Track parent loops via
3940 bitmap of header BBs.
3941 (tree_unroll_loops_completely): Adjust for that.
3943 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3945 * config/rs6000/altivec.h (vec_slv): New macro.
3946 (vec_srv): New macro.
3947 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3948 (UNSPEC_VSRV): New value.
3951 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3952 (vsrv): New builtin definition.
3953 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3954 define argument types for new builtin.
3955 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3957 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3960 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3961 Jocelyn Mayer <l_indien@magic.fr>
3964 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3965 detect processor family for signature_CENTAUR_ebx.
3966 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3967 signature_CENTAUR_ebx.
3968 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3969 <default>: Pass x86-64 for has_longmode.
3971 2016-06-01 Nathan Sidwell <nathan@acm.org>
3973 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3976 2016-06-01 Richard Biener <rguenther@suse.de>
3978 PR tree-optimization/71261
3979 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3980 of stmts successfully put in the bool pattern. Remove
3981 single-use restriction.
3982 (adjust_bool_pattern_cast): Add cast at the use site via the
3983 pattern def sequence.
3984 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3985 of patterned defs. Use the pattern def seqence instead of
3986 multiple independent patterns.
3987 (sort_after_uid): New qsort compare function.
3988 (adjust_bool_stmts): New function to process stmts in the bool
3989 pattern in IL order.
3990 (vect_recog_bool_pattern): Adjust.
3991 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3992 (ifcvt_walk_pattern_tree): Likewise.
3993 (stmt_is_root_of_bool_pattern): Likewise.
3994 (ifcvt_repair_bool_pattern): Likewise.
3995 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3997 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3999 * loop-unroll.c (decide_unroll_constant_iterations,
4000 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4001 likely upper bounds.
4002 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4004 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4006 * tree-core.h (enum omp_clause_code): Remove
4007 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4009 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4011 * config/arm/sync.md (arm_store_exclusive<mode>):
4012 Use 'H' output modifier on operands[2] rather than creating a new
4013 entry in out-of-bounds memory of the operands array.
4014 (arm_store_release_exclusivedi): Likewise.
4016 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4018 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4019 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4020 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4021 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4023 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4025 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4026 into account live statements for mask producers.
4028 2016-06-01 Richard Biener <rguenther@suse.de>
4030 PR tree-optimization/71311
4031 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4032 restrict to non-INTEGER_CST @0.
4034 2016-06-01 Richard Biener <rguenther@suse.de>
4036 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4037 (relational patterns): Use :c to avoid pattern duplications.
4039 2016-06-01 Richard Biener <rguenther@suse.de>
4041 * genmatch.c (comparison_code_p): New predicate.
4042 (swap_tree_comparison): New function.
4043 (commutate): Add for_vec parameter to append new for entries.
4044 Support commutating relational operators by swapping it alongside
4046 (lower_commutative): Adjust.
4047 (dt_simplify::gen): Do not pass artificial operators to gen
4049 (decision_tree::gen): Do not add artificial operators as parameters.
4050 (parser::parse_expr): Verify operator commutativity when :c is
4051 applied. Allow :C to override this.
4052 * match.pd: Adjust patterns to use :C instead of :c where required.
4054 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4056 PR tree-optimization/71077
4057 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4058 the combining step, use boolean_false_node and boolean_true_node
4059 as the designated false/true return values.
4061 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4063 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4064 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4065 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4068 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4070 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4071 of flags impliying the register renaming.
4072 * toplev.c (process_options): Do not imply flag_rename_registers with
4075 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4077 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4078 default implementation.
4080 2016-05-31 Nathan Sidwell <nathan@acm.org>
4082 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4084 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4086 * config/sh/constraints.md (b): Remove constraint.
4087 * config/sh/predicates.md (arith_reg_operand): Remove
4089 * config/sh/sh-modes.def (PDI): Remove.
4090 * config/sh/sh.c (sh_target_reg_class,
4091 sh_optimize_target_register_callee_saved): Remove functions.
4092 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4093 (sh_expand_epilogue): Update comment.
4094 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4095 sh_secondary_reload): Remove TARGET_REGS related code.
4096 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4097 TARGET_REGISTER_P): Remove macros.
4098 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4099 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4100 TR1_REG, TR2_REG): Remove constants.
4101 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4103 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4105 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4106 define_expand patterns.
4107 (adddi3_compact): Rename to adddi3.
4108 (subdi3_compact): Rename to subdi3.
4109 (*negdi2): Rename to negdi2.
4110 (*abs<mode>2): Rename to abs<mode>2.
4112 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4114 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4115 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4116 (atomic_sub_fetchsi): ... this new pattern.
4117 (mvtc): Add CC_REG clobber.
4119 2016-05-31 Marek Polacek <polacek@redhat.com>
4121 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4123 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4125 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4126 aarch64_fusion_enabled_p to check for fusion capabilities.
4128 2016-05-31 Richard Biener <rguenther@suse.de>
4130 PR tree-optimization/71352
4131 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4132 minus one and a negate.
4134 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4136 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4137 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4139 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4140 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4141 Remove use of aarch64_simd_attr_length_move, set length attribute
4143 (*aarch64_be_movoi): Likewise.
4144 (*aarch64_be_movci): Likewise.
4145 (*aarch64_be_movxi): Likewise.
4147 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4149 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4150 It no longer does that.
4151 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4153 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4155 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4156 attribute __unused__.
4158 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4160 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4161 * config/arm/arm.c (arm_arch_thumb1): Define.
4162 (arm_option_override): Initialize arm_arch_thumb1.
4163 * config/arm/arm.h (arm_arch_thumb1): Declare.
4164 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4165 support Thumb-1 ISA.
4167 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4170 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4171 `Yv' for scalar operand.
4173 2016-05-31 Tom de Vries <tom@codesourcery.com>
4175 PR tree-optimization/69068
4176 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4177 phis with more than two args.
4179 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4181 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4182 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4185 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4187 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4189 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4191 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4192 cpu_32, cpu_64, tune_32 and tune_64.
4193 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4195 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4197 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4199 2016-05-30 Andi Kleen <ak@linux.intel.com>
4201 * auto-profile.c (read_profile): Replace asserts with errors
4202 when file does not exist.
4203 * gcov-io.c (gcov_read_words): Dito.
4205 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4207 * tree-cfg.c (print_loop): Print likely upper bounds.
4209 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4211 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4212 * opts.c (default_options): Enable peel loops at -O3.
4213 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4214 (try_peel_loop): Do not re-peel already peeled loops;
4215 use likely upper bounds; fix profile updating.
4216 (pass_complete_unroll::execute): Initialize peeled_loops.
4218 2016-05-30 Martin Liska <mliska@suse.cz>
4220 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4221 computed costs by frequency of BB they belong to.
4222 (get_scaled_computation_cost_at): New function.
4224 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4225 Marc Glisse <marc.glisse@inria.fr>
4227 PR tree-optimization/71289
4228 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4230 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4232 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4234 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4236 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4237 for peeled copies; avoid underflow when updating estimates; correctly
4240 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4242 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4243 r236875. Corrected oe3 to oe2 as obvious.
4245 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4249 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4250 that inserted stmt will not dominate stmts that defines its operand.
4251 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4252 (rewrite_expr_tree_parallel): Likewise.
4254 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4257 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4258 all fields including stmt_to_insert are swapped.
4260 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4262 * predict.h (force_edge_cold): Declare.
4263 * predict.c (force_edge_cold): New function.
4264 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4266 (canonicalize_loop_induction_variables): Fix formating.
4268 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4270 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4271 (visium_expand_copysign): Use gen_int_mode directly.
4272 (visium_compute_frame_size): Minor tweaks.
4274 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4276 * tree-vect-loop.c (vect_analyze_loop_2): Use
4277 likely_max_stmt_executions_int.
4279 2016-05-30 Tom de Vries <tom@codesourcery.com>
4281 PR tree-optimization/69067
4282 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4284 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4287 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4288 New peepholes to remove unneeded fild/fistp pairs.
4289 (define_peephole2 atomic_loaddi_fpu): Ditto.
4291 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4293 * predict.c (maybe_hot_frequency_p): Avoid division.
4295 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4297 * doc/install.texi: Use https for shop.fsf.org.
4299 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4301 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4302 likely_max_stmt_executions_int.
4304 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4306 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4307 likely_max_stmt_executions_int.
4309 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4311 * profile.c (compute_branch_probabilities): Do not report hitrates
4313 (branch_prob): Report hitrates here.
4314 * predict.c (gimple_predict_edge): Do not assert profile status;
4315 fix formatting issues.
4317 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4319 * predict.c (edge_predicted_by_p): New function.
4320 (predict_paths_for_bb): Do not put multiple predictions of the same type
4323 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4325 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4328 2016-05-28 Alan Modra <amodra@gmail.com>
4330 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4332 2016-05-28 Alan Modra <amodra@gmail.com>
4334 PR rtl-optimization/71275
4335 * ira.c (ira): Free dominance info.
4337 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4339 * doc/sourcebuild.texi: New address for upstream Go repository.
4341 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4343 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4344 (TARGET_ARM_V7M): Likewise.
4346 2016-05-26 Jeff Law <law@redhat.com>
4348 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4349 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4350 * passes.def: Add jump threading passes before DOM/VRP.
4351 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4352 argument to a basic block from an edge. Remove tests which are
4354 (pass_data_thread_jumps, class pass_thread_jumps): New.
4355 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4356 (make_pass_thread_jumps): Likewise.
4357 * tree-pass.h (make_pass_thread_jumps): Declare.
4359 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4361 * config/visium/visium-protos.h (split_double_move): Rename into...
4362 (visium_split_double_move): ...this.
4363 (visium_split_double_add): Declare.
4364 * config/visium/visium.c (split_double_move): Rename into...
4365 (visium_split_double_move): ...this.
4366 (visium_split_double_add): New function.
4367 (visium_expand_copysign): Renumber operands for consistency.
4368 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4369 (DFmode move splitter): Likewise.
4370 (*addi3_insn): Split by means of visium_split_double_add.
4371 (*adddi3_insn_flags): Delete.
4372 (*plus_plus_sltu<subst_arith>): New insn.
4373 (*subdi3_insn): Split by means of visium_split_double_add.
4374 (subdi3_insn_flags): Delete.
4375 (*minus_minus_sltu<subst_arith>): New insn.
4376 (*negdi2_insn): Split by means of visium_split_double_add.
4377 (*negdi2_insn_flags): Delete.
4379 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4381 * configure.ac: Treat a --with-headers option without argument
4382 the same as the default (i.e. consult sys-include directory).
4383 * configure: Regenerate.
4385 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4387 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4388 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4390 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4391 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4393 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4396 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4397 tree-stdarg analysis results.
4398 (aarch64_setup_incoming_varargs): Likewise.
4400 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4402 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4403 va_list_gpr_counter_field and va_list_fpr_counter_field.
4405 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4408 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4409 * config/aarch64/aarch64.c
4410 (aarch64_cannot_change_mode_class): Remove function.
4411 * config/aarch64/aarch64-protos.h
4412 (aarch64_cannot_change_mode_class): Remove.
4414 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4416 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4417 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4418 get_likely_max_loop_iterations_int): New.
4419 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4420 any_likely_upper_bound.
4421 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4423 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4424 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4426 (unroll_loop_constant_iterations): Likewise.
4427 (unroll_loop_runtime_iterations): Likewise.
4428 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4429 * lto-streamer-out.c (output_cfg): Likewise.
4430 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4432 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4433 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4434 (likely_max_loop_iterations): New.
4435 (likely_max_loop_iterations_int): New.
4436 (likely_max_stmt_executions): New.
4437 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4438 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4439 likely_max_stmt_executions): Declare.
4441 2016-05-27 Marek Polacek <polacek@redhat.com>
4444 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4446 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4448 * config/s390/s390.md (2x risbg splitters): Use
4449 reg_overlap_mentioned_p instead of rtx_equal_p.
4451 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4453 * combine.c (make_compound_operation): Take known zero bits into
4454 account when checking for possible zero_extend.
4456 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4458 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4459 Use const_int_operand for operand 2 predicate. Simplify expand code
4462 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4465 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4468 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4470 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4471 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4472 that returns CC_SESWPmode and CC_ZESWPmode.
4473 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4475 (aarch64_rtx_costs): Likewise.
4477 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4479 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4480 for ISA 3.0 min/max support.
4481 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4482 conditional move support.
4483 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4484 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4486 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4487 conditional moves where the comparison type is different from move
4489 (fp_minmax): New code iterator for smin/smax.
4490 (minmax): New code attributes for min/max.
4491 (SMINMAX): Likewise.
4492 (smax<mode>3): Combine min, max insns into one insn using the
4493 fp_minmax code iterator. Add support for ISA 3.0 min/max
4494 instructions that don't need -ffast-math.
4495 (s<minmax><mode>3): Likewise.
4496 (smax<mode>3_vsx): Likewise.
4497 (smin<mode>3): Likewise.
4498 (s<minmax><mode>3_vsx): Likewise.
4499 (smin<mode>3_vsx): Likewise.
4500 (pre-VSX min/max splitters): Likewise.
4501 (s<minmax><mode>3_fpr): Likewise.
4502 (movsfcc): Rewrite floating point conditional moves to combine
4503 SFmode/DFmode into a single insn.
4504 (mov<mode>cc): Likewise.
4505 (movdfcc): Likewise.
4506 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4507 SFDF2 iterators to handle all combinations.
4508 (fseldfsf4): Likewise.
4509 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4510 (fseldfdf4): Likewise.
4511 (fselsfdf4): Likewise.
4512 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4513 comparison instructions that set a 0/-1 mask, and use it for
4514 floating point conditional move via XXSEL.
4515 (fpmask<mode>): Likewise.
4516 (xxsel<mode>): Likewise.
4517 * config/rs6000/predicates.md (min_max_operator): Delete, no
4519 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4520 instructions that generate a 0/-1 mask for use with XXSEL.
4521 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4522 say whether floating point min/max is available, either through
4523 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4524 (TARGET_MINMAX_DF): Likewise.
4526 2016-05-27 Alan Modra <amodra@gmail.com>
4528 PR rtl-optimization/71275
4529 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4530 for update_equiv_regs and combine_and_move_insns.
4532 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4534 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4535 if_then_else or cond RTXes to calculate attribute value.
4536 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4537 <attr "length_immediate>: Ditto.
4538 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4539 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4540 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4541 <attr "type">: Ditto.
4542 <attr "prefix_data16">: Ditto.
4543 <attr "prefix_extra">: Ditto.
4544 <attr "length_immediate">: Ditto.
4545 <attr "prefix">: Ditto.
4546 (vec_set<mode>_0) <attr "isa">: Ditto.
4547 <attr "prefix_extra">: Ditto.
4548 <attr "length_immediate">: Ditto.
4549 <attr "prefix">: Ditto.
4550 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4551 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4552 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4553 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4554 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4555 <attr "length_immediate">: Ditto.
4556 <attr "prefix">: Ditto.
4557 (sse2_movsd) <attr "length_immediate">: Ditto.
4558 <attr "prefix">: Ditto.
4559 (vec_concatv2df) <attr "isa">: Ditto.
4560 <attr "prefix">: Ditto.
4561 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4562 (*vec_extractv2di_1) <attr "isa">: Ditto.
4563 <attr "type">: Ditto.
4564 <attr "length_immediate">: Ditto.
4565 <attr "prefix_rex">: Ditto.
4566 <attr "prefix_extra">: Ditto.
4567 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4568 <attr "prefix_extra">: Ditto.
4569 <attr "length_immediate">: Ditto.
4570 (vec_concatv2di) <attr "isa">: Ditto.
4571 <attr "prefix_extra">: Ditto.
4572 <attr "length_immediate">: Ditto.
4573 <attr "prefix">: Ditto.
4575 2016-05-26 Martin Liska <mliska@suse.cz>
4577 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4579 (operator+): Likewise.
4580 (operator-): Likewise.
4581 (comp_cost::operator+=): Likewise.
4582 (comp_cost::operator-=): Likewise.
4583 (comp_cost::operator/=): Likewise.
4584 (comp_cost::operator*=): Likewise.
4585 (operator<): Likewise.
4586 (operator==): Likewise.
4587 (operator<=): Likewise.
4589 (infinite_cost_p): Likewise.
4590 (add_costs): Likewise.
4591 (sub_costs): Likewise.
4592 (compare_costs): Likewise.
4593 (set_group_iv_cost): Use the newly introduced functions.
4594 (get_address_cost): Likewise.
4595 (get_shiftadd_cost): Likewise.
4596 (force_expr_to_var_cost): Likewise.
4597 (split_address_cost): Likewise.
4598 (ptr_difference_cost): Likewise.
4599 (difference_cost): Likewise.
4600 (get_computation_cost_at): Likewise.
4601 (determine_group_iv_cost_generic): Likewise.
4602 (determine_group_iv_cost_address): Likewise.
4603 (determine_group_iv_cost_cond): Likewise.
4604 (autoinc_possible_for_pair): Likewise.
4605 (determine_group_iv_costs): Likewise.
4606 (cheaper_cost_pair): Likewise.
4607 (iv_ca_recount_cost): Likewise.
4608 (iv_ca_set_no_cp): Likewise.
4609 (iv_ca_set_cp): Likewise.
4610 (iv_ca_cost): Likewise.
4611 (iv_ca_new): Likewise.
4612 (iv_ca_dump): Likewise.
4613 (iv_ca_narrow): Likewise.
4614 (iv_ca_prune): Likewise.
4615 (iv_ca_replace): Likewise.
4616 (try_add_cand_for): Likewise.
4617 (try_improve_iv_set): Likewise.
4618 (find_optimal_iv_set): Likewise.
4620 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4622 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4623 that internal functions will clobber all caller-saved registers.
4625 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4627 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4628 Return a better case_values_threshold when optimizing.
4630 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4632 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4633 Add ? to integer variant.
4634 (aarch64_combinez_be): Likewise.
4636 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4638 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4639 instead of x constraint.
4640 (vcvtps2ph256<mask_name>): Likewise.
4642 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4643 alternative. Formatting fix.
4645 * config/i386/sse.md
4646 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4648 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4649 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4650 maybe_evex prefix instead of vex.
4651 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4652 EXT_REX_SSE_REG_P (op0) case in the splitter.
4654 2016-05-25 Jeff Law <law@redhat.com>
4656 PR tree-optimization/71272
4657 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4658 Update comments. Add test for empty path.
4660 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4662 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4663 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4664 special case builtin.
4665 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4666 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4667 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4668 for __builtin_vec_cmpne.
4670 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4672 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4673 redundant test and bail out if the type of the new operand is not
4674 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4676 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4678 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4679 (x_ix86_target_flags_explicit): Remove.
4680 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4681 x_ix86_target_flags_explicit.
4682 (ix86_function_specific_restore): Ditto.
4684 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4685 H.J. Lu <hongjiu.lu@intel.com>
4688 * common/config/i386/i386-common.c
4689 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4690 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4691 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4692 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4693 (-mgeneral-regs-only): Add new option.
4694 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4695 x87 instructions if only general registers are allowed.
4696 (ix86_target_string): Add ix86_flags argument. Handle additional
4697 flags options through ix86_flags argument. Update all callers.
4698 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4700 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4702 PR rtl-optimization/66940
4703 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4704 decrementing desired_val will not overflow before performing these
4707 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4709 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4710 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4711 * config/i386/i386.c (enum ix86_builtins): Add
4712 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4713 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4714 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4715 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4716 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4717 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4718 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4719 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4720 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4721 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4722 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4723 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4724 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4725 __builtin_ia32_cvtps2dq512_mask.
4726 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4727 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4728 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4729 * config/i386/sse.md
4730 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4732 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4733 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4735 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4736 (avx512f_vec_pack_sfix_v8df): New define_expand.
4737 (avx512f_roundpd512): Rename to ...
4738 (avx512f_round<castmode>512): ... this. Change iterator.
4739 (avx512f_roundps512_sfix): New define_expand.
4740 (round<mode>2_sfix): Change iterator.
4742 2016-05-25 Nick Clifton <nickc@redhat.com>
4744 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4745 static interrupt handler is detected.
4746 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4747 default linker script.
4748 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4749 the low part of a symbolic pointer.
4751 2016-05-25 Richard Biener <rguenther@suse.de>
4753 PR tree-optimization/71261
4754 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4755 interesting stmt instead of immediate uses when looking
4756 for the use operand to replace.
4758 2016-05-25 Martin Liska <mliska@suse.cz>
4760 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4762 2016-05-25 Richard Biener <rguenther@suse.de>
4764 PR tree-optimization/71264
4765 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4768 2016-05-25 Martin Liska <mliska@suse.cz>
4770 PR tree-optimization/71239
4771 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4772 if DECL_SIZE is NULL.
4774 2016-05-25 Richard Biener <rguenther@suse.de>
4776 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4777 * tree-if-conv.c (pass_data_if_conversion): Use it.
4779 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4781 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4782 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4783 * varpool.c (varpool_node::get_availability): Likewise.
4785 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4787 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4788 VNEGW/VNEGD instructions.
4789 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4790 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4791 support for ISA 3.0 VNEGW/VNEGD instructions.
4793 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4795 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4796 pointers inside OACC_DATA regions.
4797 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4798 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4799 (gimplify_adjust_omp_clauses): Fix typo in comment.
4801 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4803 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4804 parity built-in functions.
4805 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4807 (p9v_parity<mode>2): Likewise.
4808 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4810 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4811 (parity<mode>2): ISA 3.0 expander for vector parity.
4812 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4814 (BU_P9_64BIT_MISC_0): Likewise.
4815 (BU_P9_MISC_0): Likewise.
4816 (BU_P9V_AV_1): Likewise.
4817 (BU_P9V_AV_2): Likewise.
4818 (BU_P9V_AV_3): Likewise.
4819 (BU_P9V_AV_P): Likewise.
4820 (BU_P9V_VSX_1): Likewise.
4821 (BU_P9V_OVERLOAD_1): Likewise.
4822 (BU_P9V_OVERLOAD_2): Likewise.
4823 (BU_P9V_OVERLOAD_3): Likewise.
4824 (VCTZB): Add vector count trailing zeros support.
4828 (VPRTYBD): Add vector parity support.
4829 (VPRTYBQ): Likewise.
4830 (VPRTYBW): Likewise.
4831 (VCTZ): Add overloaded vector count trailing zeros support.
4832 (VPRTYB): Add overloaded vector parity support.
4833 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4834 overloaded vector count trailing zeros and parity instructions.
4835 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4836 vector parity support.
4837 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4838 trailing zeros support.
4839 (vec_cntlz): Likewise.
4840 (vec_vctzb): Likewise.
4841 (vec_vctzd): Likewise.
4842 (vec_vctzh): Likewise.
4843 (vec_vctzw): Likewise.
4844 (vec_vprtyb): Add ISA 3.0 vector parity support.
4845 (vec_vprtybd): Likewise.
4846 (vec_vprtybw): Likewise.
4847 (vec_vprtybq): Likewise.
4848 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4849 the ISA 3.0 vector count trailing zeros and vector parity built-in
4852 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4854 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4855 when there is stmt_to_insert.
4857 2016-05-24 Martin Sebor <msebor@redhat.com>
4860 * tree.h (complete_or_array_type_p): New inline function.
4862 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4864 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4865 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4866 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4868 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4869 Limit 1st alternative to noavx isa, split 2nd alternative into one
4870 noavx and one avx alternative, use *x and Bm in the former and
4871 x and m in the latter.
4873 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4874 of sse4 for the first alternative, drop %v from the template
4875 and d operand modifier. Split second alternative into one sse4_noavx
4876 and one avx alternative, use *x instead of *v in the former and v
4877 instead of *v in the latter.
4878 (*sse4_1_extractps): Use noavx isa instead of * for the first
4879 alternative, drop %v from the template. Split second alternative into
4880 one noavx and one avx alternative, use *x instead of *v in the
4881 former and v instead of *v in the latter.
4882 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4883 with noavx and the last one with avx.
4884 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4885 split the second one into one noavx and one avx alternative,
4886 use *x and Bm in the former and x and m in the latter one.
4887 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4890 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4891 first two alternatives to noavx, use *x instead of *v in the second
4892 one, add avx alternative without *.
4893 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4894 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4895 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4897 2016-05-24 Jeff Law <law@redhat.com>
4899 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4900 New function, extracted from...
4901 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4902 Allow simple copies and constant initializations in the SSA chain.
4904 2016-05-24 Marek Polacek <polacek@redhat.com>
4907 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4910 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4913 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4914 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4915 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4916 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4917 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4919 2016-05-24 Richard Biener <rguenther@suse.de>
4921 PR tree-optimization/71240
4922 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4925 2016-05-24 Richard Biener <rguenther@suse.de>
4927 PR tree-optimization/71230
4928 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4930 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4932 * tree-vectorizer.h (vectorizable_comparison): Delete.
4933 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4934 PURE_SLP_STMT check.
4935 * tree-vect-stmts.c (vectorizable_call): Likewise.
4936 (vectorizable_simd_clone_call): Likewise.
4937 (vectorizable_conversion): Likewise.
4938 (vectorizable_assignment): Likewise.
4939 (vectorizable_shift): Likewise.
4940 (vectorizable_operation): Likewise.
4941 (vectorizable_load): Likewise.
4942 (vectorizable_condition): Likewise.
4943 (vectorizable_store): Likewise. Assert that we don't have
4945 (vectorizable_comparison): Make static. Remove redundant
4946 PURE_SLP_STMT check.
4947 (vect_transform_stmt): Assert that we always have an slp_node
4950 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4952 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4953 operands[2] against 1 with comparison against CONST1_RTX.
4954 (<shift>di3_neon): Likewise.
4955 * config/arm/predicates.md (const0_operand): Replace with comparison
4958 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4960 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4961 operands[2] against 1 with comparison against CONST1_RTX.
4962 (ashrdi3): Likewise.
4963 (lshrdi3): Likewise.
4964 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4966 (ashrsi3): Likewise.
4967 (lshrsi3): Likewise.
4968 (rotrsi3): Likewise.
4969 (define_split above *compareqi_eq0): Likewise.
4970 (define_split above "prologue"): Likewise.
4971 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4972 * config/arm/predicates.md (shift_operator): Likewise.
4973 (shift_nomul_operator): Likewise.
4974 (sat_shift_operator): Likewise.
4975 (thumb1_cmp_operand): Likewise.
4976 (const_neon_scalar_shift_amount_operand): Replace manual range
4977 check with IN_RANGE.
4978 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4979 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4981 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4983 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4984 with HOST_WIDE_INT_1.
4986 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4987 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4988 (arm_canonicalize_comparison): Likewise.
4989 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4991 (thumb1_size_rtx_costs): Likewise.
4992 (vfp_const_double_index): Replace cast of 1 to unsigned
4993 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4994 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4996 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4997 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4998 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4999 HOST_WIDE_INT with HOST_WIDE_INT_1.
5001 2016-05-24 Marek Polacek <polacek@redhat.com>
5003 * tree-cfg.h (should_remove_lhs_p): New predicate.
5004 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5005 * gimplify.c (gimplify_modify_expr): Likewise.
5006 * tree-cfg.c (verify_gimple_call): Likewise.
5007 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5008 * gimple-fold.c: Include "tree-cfg.h".
5009 (gimple_fold_call): Use should_remove_lhs_p.
5011 2016-05-24 Richard Biener <rguenther@suse.de>
5013 PR tree-optimization/71253
5014 * cfganal.h (control_dependences): Make robust against edge
5016 (control_dependences::control_dependences): Remove edge_list argument.
5017 (control_dependences::get_edge): Remove.
5018 (control_dependences::get_edge_src): Add.
5019 (control_dependences::get_edge_dest): Likewise.
5020 (control_dependences::m_el): Make a vector of edge src/dest index.
5021 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5022 (control_dependences::control_dependences): Likewise.
5023 (control_dependences::~control_dependence): Likewise.
5024 (control_dependences::get_edge): Remove.
5025 (control_dependences::get_edge_src): Add.
5026 (control_dependences::get_edge_dest): Likewise.
5027 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5029 (perform_tree_ssa_dce): Adjust.
5030 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5032 (pass_loop_distribution::execute): Adjust. Do loop destroying
5033 conditional on changed.
5035 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5038 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5039 return. Reindent transformation comment and mention the ARM state
5042 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5045 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5046 after build_and_add_sum creates new use stmt.
5048 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5050 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5051 load_lanes/grouped_load classification comes first. Don't check
5052 whether the vectorization factor is a multiple of the group size
5055 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5057 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5058 GROUP_GAP for single-element interleaving.
5059 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5062 2016-05-24 Richard Biener <rguenther@suse.de>
5066 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5067 bases which are accessed with non-invariant indices.
5068 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5069 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5071 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5074 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5075 (add_to_ops_vec): Add stmt_to_insert.
5076 (add_repeat_to_ops_vec): Init stmt_to_insert.
5077 (insert_stmt_before_use): New.
5078 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5080 (get_ops): Init stmt_to_insert.
5081 (maybe_optimize_range_tests): Likewise.
5082 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5083 (rewrite_expr_tree_parallel): Likewise.
5084 (reassociate_bb): Likewise.
5086 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5089 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5090 ISA 3.0 xxperm fusion alternative.
5091 (altivec_vperm_v8hiv16qi): Likewise.
5092 (altivec_vperm_<mode>_uns_internal): Likewise.
5093 (vperm_v8hiv4si): Likewise.
5094 (vperm_v16qiv8hi): Likewise.
5096 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5097 Kelvin Nilsen <kelvin@gcc.gnu.org>
5099 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5100 vpermr/xxpermr on ISA 3.0.
5101 (altivec_expand_vec_perm_le): Likewise.
5102 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5103 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5106 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.h (IS_STACK_MODE): Enable for
5109 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5110 SSE_FLOAT_MODE_P macros.
5111 * config/i386/i386.c (ix86_preferred_reload_class): Use
5112 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5113 Cleanup regclass processing for CONST_DOUBLE_P.
5114 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5115 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5116 with IS_STACK_MODE macro.
5117 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5119 (*movdf_internal): Use IS_STACK_MODE macro.
5120 (*movsf_internal): Ditto.
5122 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5124 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5125 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5127 2016-05-23 Jeff Law <law@redhat.com>
5129 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5131 (fsm_find_control_statement_thread_paths): Call it.
5133 2016-05-23 Martin Jambor <mjambor@suse.cz>
5136 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5137 from_global_constant if t is not NULL.
5139 2016-05-23 Marek Polacek <polacek@redhat.com>
5142 * common.opt (Wswitch-unreachable): New option.
5143 * doc/invoke.texi: Document -Wswitch-unreachable.
5144 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5147 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5149 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5150 TMR_INDEX is non-NULL.
5152 2016-05-23 Richard Biener <rguenther@suse.de>
5154 PR tree-optimization/71230
5155 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5156 (try_special_add_to_ops): ... here. Always test for single-use.
5158 2016-05-23 Martin Jambor <mjambor@suse.cz>
5160 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5161 default block if a PHI node in the original one would be resized.
5163 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5165 PR tree-optimization/58135
5166 * tree-vect-slp.c: When group size is not multiple
5167 of vector size, allow splitting of store group at
5170 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5172 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5174 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5176 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5177 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5178 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5181 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5182 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5183 v constraint instead of x and vinserti32x4 insn.
5185 * config/i386/sse.md (i128vldq): New mode iterator.
5186 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5187 avx512dq and avx512vl alternatives.
5189 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5190 constraint, use maybe_evex prefix instead of vex.
5191 (vec_dupv4sf): Use v constraint instead of x for output
5192 operand except for noavx alternative, use Yv constraint
5193 instead of x for input. Use maybe_evex prefix instead of vex.
5194 (*vec_dupv4si): Likewise.
5195 (*vec_dupv2di): Likewise.
5197 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5200 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5201 (linearize_expr_tree): Call try_special_add_to_ops.
5202 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5204 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5206 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5207 to computed stack_usage.
5209 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5212 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5213 operand is subreg (symbol_ref) then move the symbol ref to register.
5215 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5217 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5219 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5222 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5225 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5227 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5228 ranges by calling get_single_symbol and tidy up. Look more closely
5229 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5231 2016-05-20 Jeff Law <law@redhat.com>
5233 * bitmap.c (bitmap_find_bit): Remove useless test.
5235 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5237 * function.c (thread_prologue_and_epilogue_insns): Commit the
5238 insertion of the epilogue.
5240 2016-05-20 Martin Jambor <mjambor@suse.cz>
5242 PR tree-optimization/70884
5243 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5244 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5245 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5246 of constant pool data as a reason for scalarization.
5248 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5250 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5251 for naked functions.
5252 (thumb1_expand_prologue): Likewise.
5254 2016-05-20 Nathan Sidwell <nathan@acm.org>
5256 * config/nvptx/nptx.c (nvptx_option_override): Only set
5257 flag_toplevel_reorder, if not explicitly specified. Set
5258 flag_no_common, unless explicitly specified.
5260 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5262 * calls.c (can_implement_as_sibling_call_p): Mark param
5263 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5265 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5267 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5268 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5269 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5271 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5272 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5275 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5277 * config/nvptx/nvptx.md (sincossf3): New pattern.
5279 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5281 * calls.c (maybe_complain_about_tail_call): New function.
5282 (initialize_argument_information): Call
5283 maybe_complain_about_tail_call when clearing *may_tailcall.
5284 (can_implement_as_sibling_call_p): Call
5285 maybe_complain_about_tail_call when returning false.
5286 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5287 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5288 if tail-call optimization fails.
5289 * cfgexpand.c (expand_call_stmt): Initialize
5290 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5291 * gimple-pretty-print.c (dump_gimple_call): Dump
5292 gimple_call_must_tail_p.
5293 * gimple.c (gimple_build_call_from_tree): Call
5294 gimple_call_set_must_tail with the value of
5295 CALL_EXPR_MUST_TAIL_CALL.
5296 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5297 (gimple_call_set_must_tail): New function.
5298 (gimple_call_must_tail_p): New function.
5299 * print-tree.c (print_node): Update printing of TREE_STATIC
5300 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5301 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5302 trailing comment listing applicable flags.
5303 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5305 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5307 * calls.c (expand_call): Move "Rest of purposes for tail call
5308 optimizations to fail" to...
5309 (can_implement_as_sibling_call_p): ...this new function, and
5310 split into multiple "if" statements.
5312 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5314 * cfgloop.h (expected_loop_iterations_unbounded,
5315 expected_loop_iterations): Unconstify.
5316 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5317 profile with known upper bound; return 3 when profile is absent.
5318 (expected_loop_iterations): Update.
5320 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5322 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5323 and get_max_loop_iterations_int.
5325 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5327 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5328 realistic upper bounds here.
5330 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5333 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5334 calls if the LHS is variable length or has addressable type.
5335 If targets[0]->decl is a noreturn call with void return type and
5336 zero arguments, adjust fntype and remove lhs in that case.
5338 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5340 PR tree-optimization/71079
5341 PR tree-optimization/71206
5342 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5344 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5346 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5347 (get_vec_alignment_for_array_decl): Likewise.
5348 (get_vec_alignment_for_record_decl): Likewise.
5349 (increase_alignment::execute): Move code to find alignment to
5350 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5351 (type_align_map): New hash_map.
5353 2016-05-20 Richard Guenther <rguenther@suse.de>
5355 PR tree-optimization/29756
5356 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5357 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5358 * fold-const.c (operand_equal_p): Likewise.
5359 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5360 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5361 * tree-inline.c (estimate_operator_cost): Likewise.
5362 * tree-pretty-print.c (dump_generic_node): Likewise.
5363 * tree-ssa-operands.c (get_expr_operands): Likewise.
5364 * cfgexpand.c (expand_debug_expr): Likewise.
5365 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5366 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5367 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5368 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5369 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5370 (execute_update_addresses_taken): Do it.
5372 2016-05-20 Richard Biener <rguenther@suse.de>
5374 PR tree-optimization/71185
5375 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5376 register operations.
5378 2016-05-20 Richard Biener <rguenther@suse.de>
5380 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5381 gimple_seq_add_seq_without_update.
5382 (release_bb_predicate): Assert we have no operands to free.
5383 (if_convertible_loop_p_1): Calculate post dominators later.
5384 Do not free BB predicates here.
5385 (combine_blocks): Do not recompute BB predicates.
5386 (version_loop_for_if_conversion): Save BB predicates around
5389 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5391 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5392 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5393 code. Ignore sibcalls on EDGE_IGNORE edges.
5394 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5395 on edges for sibcalls that run without prologue. The rest of the
5396 function is combined from...
5397 (fix_fake_fallthrough_edge): ... this, and ...
5398 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5399 function argument, make it a local variable.
5401 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5403 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5404 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5405 for 32-bit mode and SEH for 64-bit.
5406 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5407 TARGET_64BIT_DEFAULT.
5409 2016-05-19 Ryan Burn <contact@rnburn.com>
5411 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5412 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5414 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5416 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5417 force pending loads from memory.
5419 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5421 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5422 (UNSPEC_DARN_32): New unspec constant.
5423 (UNSPEC_DARN_RAW): New unspec constant.
5424 (darn_32): New instruction.
5425 (darn_raw): New instruction.
5426 (darn): New instruction.
5427 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5428 support and documentation for this macro.
5429 (BU_P9_MISC_1): New macro definition.
5430 (BU_P9_64BIT_MISC_0): New macro definition.
5431 (BU_P9_MISC_0): New macro definition.
5432 (darn_32): New builtin definition.
5433 (darn_raw): New builtin definition.
5434 (darn): New builtin definition.
5435 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5436 RS6000_BUILTIN_0 directives to surround each occurrence of
5437 #include "rs6000-builtin.def".
5438 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5439 RS6000_BTM_64BIT flags to the returned mask, depending on
5441 (def_builtin): Correct an error in the assignments made to the
5442 debugging variable attr_string.
5443 (rs6000_expand_builtin): Add support for no-operand built-in
5445 (builtin_function_type): Remove fatal_error assertion that is no
5447 (rs6000_common_init_builtins): Add support for no-operand built-in
5449 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5451 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5453 (RS6000_BTM_64BIT): New macro definition.
5454 * doc/extend.texi: Document __builtin_darn (void),
5455 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5458 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5460 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5461 max_loop_iterations_int.
5463 2016-05-19 Marek Polacek <polacek@redhat.com>
5465 PR tree-optimization/71031
5466 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5467 condition and adjust the code a bit.
5469 2016-05-19 Martin Liska <mliska@suse.cz>
5471 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5472 auto_vec instead of vec.
5474 2016-05-19 Martin Liska <mliska@suse.cz>
5476 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5478 2016-05-19 Martin Liska <mliska@suse.cz>
5480 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5482 2016-05-19 Martin Liska <mliska@suse.cz>
5484 * ipa-pure-const.c (set_function_state): Remove an existing
5486 (remove_node_data): Do not free it as it's released
5487 in set_function_state.
5489 2016-05-19 Martin Liska <mliska@suse.cz>
5491 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5494 2016-05-19 Martin Liska <mliska@suse.cz>
5496 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5498 2016-05-19 Martin Liska <mliska@suse.cz>
5500 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5501 an auto_vec instead of re-creating it.
5503 2016-05-19 Martin Liska <mliska@suse.cz>
5505 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5506 auto_vec instead of vec.
5508 2016-05-19 Martin Liska <mliska@suse.cz>
5510 * lto-section-in.c (lto_get_section_data): Call
5511 lto_check_version with additional argument.
5512 * lto-streamer.c (lto_check_version): Add new argument.
5513 * lto-streamer.h (lto_check_version): Likewise.
5515 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5517 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5518 Don't add cost of inner memory when handling sign-extended loads.
5520 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5522 PR rtl-optimization/71148
5523 * cse.c (cse_main): Free dominance info.
5524 (rest_of_handle_cse): Don't free dominance info.
5525 (rest_of_handle_cse2): Likewise.
5526 (rest_of_handle_cse_after_global_opts): Likewise.
5528 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5531 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5532 NULL_TREE early if NEON is not available. Remove now redundant check
5533 in ARM_CHECK_BUILTIN_MODE.
5535 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5538 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5539 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5540 * doc/cpp.texi: Document new macros.
5542 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5544 PR tree-optimization/69848
5545 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5546 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5548 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5550 * function.c (thread_prologue_and_epilogue_insn): Move the
5551 "goto epilogue_done" one block later.
5553 2016-05-19 Richard Biener <rguenther@suse.de>
5555 PR tree-optimization/70729
5556 * passes.def: Move LIM pass before PRE. Remove no longer
5557 required copyprop and move first DCE out of the loop pipeline.
5559 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5562 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5563 (OBJS-libcommon-target): ...here.
5564 * opts-common.c: Include spellcheck.h.
5565 (cmdline_handle_error): Build a vec of valid options and use it
5566 to suggest provide hints for misspelled arguments.
5568 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5571 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5572 lhs if it has TREE_ADDRESSABLE type.
5574 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5577 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5578 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5580 2016-05-18 Martin Jambor <mjambor@suse.cz>
5583 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5584 input for NOP_EXPR pass-through functions.
5585 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5586 aggregate global constant VAR_DECLs in constant jump functions.
5588 2016-05-18 Martin Jambor <mjambor@suse.cz>
5591 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5592 from TREE_READONLY parameters.
5594 2016-05-18 Martin Jambor <mjambor@suse.cz>
5597 * cgraph.h (cgraph_indirect_call_info): New field
5598 guaranteed_unmodified.
5599 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5600 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5602 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5603 pass the parameter value to ipa_find_agg_cst_for_param.
5604 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5605 guaranteed_unmodified, store AA results there instead of bailing out
5607 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5608 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5609 (find_constructor_constant_at_offset): New function.
5610 (ipa_find_agg_cst_from_init): Likewise.
5611 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5612 static initializers of contants, report back through a new paameter
5613 from_global_constant if that was the case.
5614 (try_make_edge_direct_simple_call): Also pass parameter value to
5615 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5617 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5618 (ipa_read_indirect_edge_info): Likewise.
5619 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5620 (ipa_load_from_parm_agg): Likewise.
5622 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5624 PR rtl-optimization/71150
5625 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5628 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5631 * config/rs6000/constraints.md (wE constraint): New constraint
5632 for a vector constant that can be loaded with XXSPLTIB.
5633 (wM constraint): New constraint for a vector constant of a 1's.
5634 (wS constraint): New constraint for a vector constant that can be
5635 loaded with XXSPLTIB and a vector sign extend instruction.
5636 * config/rs6000/predicates.md (xxspltib_constant_split): New
5637 predicates for wE/wS constraints.
5638 (xxspltib_constant_nosplit): Likewise.
5639 (easy_vector_constant): Add support for constants that can be
5640 loaded via XXSPLTIB.
5641 (all_ones_constant): New predicate for vector constant with all
5643 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5644 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5645 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5646 instruction and possibly with a sign extension.
5647 (output_vec_const_move): Add support for XXSPLTIB. If we are
5648 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5649 instead of XXLXOR/XXLORC.
5650 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5652 (rs6000_legitimize_reload_address): Likewise.
5653 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5655 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5656 combine VSX_M and VSX_M2 into one iterator.
5658 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5659 (VSINT_842): Likewise.
5660 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5661 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5662 XXSPLTIB instruction.
5663 (xxspltib_<mode>_nosplit): Likewise.
5664 (xxspltib_<mode>_split): New insn to load up constants with
5665 XXSPLTIB and a sign extend instruction.
5666 (vsx_mov<mode>): Replace single move that handled all vector types
5667 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5668 moves (when -mvsx-timode is in effect) into the main vector
5669 moves. Eliminate separate moves for <VSr> <VSa>, where the
5670 preferred register class (<VSr>) is listed first, and the
5671 secondary register class (<VSa>) is listed second with a '?' to
5672 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5673 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5674 that if the register was involved in a slow operation, the
5675 clear/set operation does not wait for the slow operation to
5676 finish. Adjust the length attributes for 32-bit mode. Use
5677 rs6000_output_move_128bit and drop the use of the string
5678 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5679 spacing so that the alternatives and attributes don't generate
5680 long lines, and put things in columns, so that it is easier to
5681 match up the operands and attributes with the insn alternatives.
5682 (vsx_mov<mode>_64bit): Likewise.
5683 (vsx_mov<mode>_32bit): Likewise.
5684 (vsx_movti_64bit): Fold movti into normal vector moves.
5685 (vsx_movti_32bit): Likewise.
5686 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5688 (vsx_splat_v4si_internal): Likewise.
5689 (vsx_splat_v4sf_internal): Likewise.
5690 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5691 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5692 extend vector elements.
5693 (vsx_sign_extend_hi_<mode>): Likewise.
5694 (vsx_sign_extend_si_v2di): Likewise.
5695 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5697 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5698 constraints. Add trailing period to wL documentation.
5700 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5703 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5704 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5705 * tree-call-cdce.c: Include tree-dfa.h.
5706 (can_guard_call_p): New function, extracted from...
5707 (can_use_internal_fn): ...here.
5708 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5710 (shrink_wrap_one_built_in_call): Likewise.
5711 (use_internal_fn): Likewise.
5712 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5713 and return void. Call replace_abnormal_ssa_names.
5714 (pass_call_cdce::execute): Check can_guard_call_p during the
5715 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5716 will always change something.
5718 2016-05-18 Martin Jambor <mjambor@suse.cz>
5721 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5722 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5724 2016-05-18 Martin Jambor <mjambor@suse.cz>
5727 * ipa-inline.h (condition): New field size.
5728 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5729 for comaprison and store it into the new condition.
5730 (evaluate_conditions_for_known_args): Use condition size to check
5731 access sizes for all but CHANGED conditions.
5732 (unmodified_parm_1): New parameter size_p, store access size into it.
5733 (unmodified_parm): Likewise.
5734 (unmodified_parm_or_parm_agg_item): Likewise.
5735 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5736 (set_cond_stmt_execution_predicate): Extract access sizes and store
5738 (set_switch_stmt_execution_predicate): Likewise.
5739 (will_be_nonconstant_expr_predicate): Likewise.
5740 (will_be_nonconstant_predicate): Likewise.
5741 (inline_read_section): Stream condition size.
5742 (inline_write_summary): Likewise.
5744 2016-05-18 Richard Biener <rguenther@suse.de>
5746 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5747 condition cost to PHI cost instead of total_cost.
5749 2016-05-18 Martin Liska <mliska@suse.cz>
5752 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5755 2016-05-18 Richard Biener <rguenther@suse.de>
5757 * lto-streamer.h (LTO_major_version): Bump to 6.
5759 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5761 * function.c (make_split_prologue_seq, make_prologue_seq,
5762 make_epilogue_seq): New functions, factored out from...
5763 (thread_prologue_and_epilogue_insns): Here.
5765 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5767 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5768 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5769 of before. Add a comment.
5771 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5773 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5774 expression pointer, not pointer to the pointer.
5776 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5778 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5779 (avx2_pbroadcast<mode>): Add another alternative with v instead
5780 of x constraints in it, using <pbroadcast_evex_isa> isa.
5781 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5783 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5784 constraint x instead of v in second alternative, add avx512bw
5787 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5788 constraint x instead of v in second alternative, add avx512bw
5791 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5792 constraint x instead of v in second alternative, add avx512bw
5795 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5796 avx512bw alternative.
5798 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5800 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5802 (define_insn "*andnottf3"): Ditto.
5803 (define_insn "*<code><mode>3"/any_logic): Ditto.
5804 (define_insn "*<code>tf3"/any_logic): Ditto.
5805 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5806 operand to block AVX-512VL insn variant emit when it is not enabled.
5808 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5810 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5811 constraint fot SF mode.
5813 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5814 Kirill Yukhin <kirill.yukhin@intel.com>
5816 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5818 (define_insn "rsqrt14<mode>"): Ditto.
5819 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5820 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5821 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5822 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5823 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5825 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5826 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5827 * config/i386/i386.c (ix86_print_operand): Expand check for size
5828 override codes for Intel syntax.
5830 2016-05-18 Richard Biener <rguenther@suse.de>
5832 PR tree-optimization/71168
5833 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5834 initialization earlier.
5836 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5838 * config/aarch64/aarch64-simd.md
5839 (aarch64_reduc_plus_internal<mode>): Rename to...
5840 (reduc_plus_scal): ...This, and remove previous implementation.
5842 2016-05-18 Richard Biener <rguenther@suse.de>
5844 * passes.def: Put late dse and cd_dce in canonical order.
5846 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5848 * ipa-inline-transform.c (preserve_function_body_p): Look for
5849 first non-thunk clone.
5850 (save_function_body): Save into first non-thunk.
5851 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5853 (lto_output_node): Inline thunks don't need body in every
5855 * lto-streamer-in.c: Do not fixup thunk clones.
5856 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5858 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5861 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5864 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5865 (reassociate_bb): Call transform_add_to_multiply.
5867 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5869 * config/aarch64/aarch64.c (all_extensions): Removed unused
5872 2016-05-17 Nathan Sidwell <nathan@acm.org>
5874 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5875 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5877 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5879 PR tree-optimization/54579
5881 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5883 2016-05-17 Marek Polacek <polacek@redhat.com>
5886 * tree-inline.c (expand_call_inline): Call
5887 maybe_remove_unused_call_args.
5889 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5891 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5892 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5893 * doc/md.texi (fmin@var{m}3): Likewise.
5895 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5897 * match.pd (X & C): New transformation.
5899 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5901 * match.pd (~X & Y): New transformation.
5903 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5905 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5906 information for new SSA_NAME.
5907 (simplify_conversion_using_ranges): Get range through get_range_info
5908 instead of get_value_range.
5910 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5912 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5913 Remove inline assembly.
5914 (vmvn_s16): Likewise.
5915 (vmvn_s32): Likewise.
5916 (vmvn_u8): Likewise.
5917 (vmvn_u16): Likewise.
5918 (vmvn_u32): Likewise.
5919 (vmvnq_s8): Likewise.
5920 (vmvnq_s16): Likewise.
5921 (vmvnq_s32): Likewise.
5922 (vmvnq_u8): Likewise.
5923 (vmvnq_u16): Likewise.
5924 (vmvnq_u32): Likewise.
5925 (vmvn_p8): Likewise.
5926 (vmvnq_p16): Likewise.
5928 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5930 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5932 (vmul_n_s16): Likewise.
5933 (vmul_n_s32): Likewise.
5934 (vmul_n_u16): Likewise.
5935 (vmul_n_u32): Likewise.
5936 (vmulq_n_f32): Likewise.
5937 (vmulq_n_f64): Likewise.
5938 (vmulq_n_s16): Likewise.
5939 (vmulq_n_s32): Likewise.
5940 (vmulq_n_u16): Likewise.
5941 (vmulq_n_u32): Likewise.
5943 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5945 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5946 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5948 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5950 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5951 to *aarch64_fma4_elt_from_dup<mode>.
5952 (*aarch64_fnma4_elt_to_128df): Rename to
5953 *aarch64_fnma4_elt_from_dup<mode>.
5954 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5955 (vfms_n_f32): Likewise.
5956 (vfms_n_f64): Likewise.
5957 (vfmsq_n_f32): Likewise.
5958 (vfmsq_n_f64): Likewise.
5960 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5962 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5964 2016-05-17 Richard Biener <rguenther@suse.de>
5966 PR tree-optimization/71132
5967 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5968 Only add control dependences for blocks in the loop.
5969 (build_rdg): Adjust.
5970 (generate_code_for_partition): Return whether loop should
5971 be destroyed and delay that.
5972 (distribute_loop): Likewise.
5973 (pass_loop_distribution::execute): Record loops to be destroyed
5974 and perform delayed destroying of loops.
5976 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5979 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5981 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5983 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5985 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5988 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5989 insertion point for instructions generated by validize_mem.
5991 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5993 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5996 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5998 * config/aarch64/aarch64.c
5999 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6000 rather than a macro.
6002 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6004 * doc/invoke.texi (AArch64 Options): Various updates.
6006 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6008 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6009 into instrumentation thunks.
6010 * cif-code.def (CIF_CHKP): New.
6012 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6014 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6016 2016-05-16 Martin Jambor <mjambor@suse.cz>
6018 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6019 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6021 2016-05-16 Marek Polacek <polacek@redhat.com>
6023 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6026 2016-05-16 Martin Jambor <mjambor@suse.cz>
6029 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6030 the outlined kernel function.
6032 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6034 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6035 (ISA_HAS_DLSA): Ditto.
6037 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6039 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6041 2016-05-16 Nathan Sidwell <nathan@acm.org>
6043 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6044 (nvptx_name_replacement): Restore. Add comment.
6045 (write_fn_proto, write_fn_proto_from_insn,
6046 nvptx_output_call_insn): Restore
6047 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6049 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6051 * config/aarch64/aarch64.md
6052 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6053 (add<mode>3_compareC_imm): Likewise.
6054 (<optab>si3_uxtw): Split into register and immediate variants.
6055 (andsi3_compare0_uxtw): Likewise.
6056 (and<mode>3_compare0): Likewise.
6057 (and<mode>3nr_compare0): Likewise.
6058 (stack_protect_test_<mode>): Don't use %x for memory operands.
6060 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6062 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6064 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6066 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6067 Split integer shifts into shift_reg and bfm.
6068 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6069 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6070 (ror<mode>3_insn): Likewise.
6071 (<optab>si3_insn_uxtw): Likewise.
6072 (<optab><mode>3_insn): Change to rotate_imm.
6073 (extr<mode>5_insn_alt): Likewise.
6074 (extrsi5_insn_uxtw): Likewise.
6075 (extrsi5_insn_uxtw_alt): Likewise.
6077 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6079 * doc/tm.texi: Regenerate.
6080 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6081 (TARGET_INVALID_RETURN_TYPE): Remove.
6082 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6083 TARGET_INVALID_RETURN_TYPE.
6084 * target.def (invalid_parameter_type): Remove.
6085 (invalid_return_type): Remove.
6087 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6089 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6090 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6092 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6094 (preserve_function_body_p): No need to preserve function body
6095 * cif-codes.def (CIF_THUNK): Remove.
6096 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6098 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6100 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6102 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6104 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6107 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6109 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6110 (inline_small_functions): Do not look for function symbol when
6113 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6115 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6118 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6119 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6120 Jiong Wang <jiong.wang@arm.com>
6122 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6123 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6124 Define __ARM_FP16_ARGS when appropriate.
6125 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6127 (arm_invalid_return_type): Likewise.
6128 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6129 (TARGET_INVALID_RETURN_TYPE): Remove.
6130 (aapcs_vfp_sub_candidate): Allow HFmode.
6131 (aapcs_vfp_allocate): Add comment. Support HFmode.
6132 (aapcs_vfp_allocate_return_reg): Likewise.
6133 (struct aapcs_cp_arg_layout): Slightly reword comments for
6134 is_return_candidate and allocate_return_reg.
6135 (output_mov_vfp): Update assert.
6136 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6138 (arm_invalid_parameter_type): Remove.
6139 (amr_invalid_return_type): Remove.
6140 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6141 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6142 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6144 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6146 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6147 * config/aarch64/arch64-protos.h
6148 (aarch64_legitimize_reload_address): Remove.
6149 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6152 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6154 * configure.ac: Add ACX_NONCANONICAL_HOST.
6155 * configure: Regenerate.
6156 * Makefile.in: Set host_noncanonical.
6158 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/i386.md (*movtf_internal): Before register allocation,
6162 do not allow FP constants for CM_MEDIUM memory model, allow only
6163 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6164 (*movxf_internal): Ditto.
6165 (*movdf_internal): Ditto.
6166 (*movsf_internal): Ditto.
6168 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6170 PR rtl-optimization/67483
6171 * combine.c (make_compound_operation): Don't call extract_left_shift
6172 with negative shift amounts.
6174 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6177 * fold-const.c (fold_checksum_tree): Allow modification
6178 of TYPE_ALIAS_SET during folding.
6180 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6181 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6182 (ix86_split_to_parts): Likewise. Fix up formatting.
6184 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6186 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6187 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6190 2016-05-13 Nathan Sidwell <nathan@acm.org>
6192 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6193 (nvptx_name_replacement): Delete.
6194 (write_fn_proto, write_fn_proto_from_insn,
6195 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6196 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6197 * langhooks.c (add_builtin_funcction_common): Call
6198 targetm.mangle_decl_assembler_name.
6200 * config/nvptx/nvptx.c (write_fn_proto): Handle
6201 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6203 2016-05-13 Martin Liska <mliska@suse.cz>
6205 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6206 and PRIu64 in printf format.
6208 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6210 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6213 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6215 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6216 Change --param max-completely-peeled-times to
6217 --param max-completely-peel-times in dump file printing.
6219 2016-05-13 Richard Biener <rguenther@suse.de>
6221 PR tree-optimization/42587
6222 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6223 (find_bswap_or_nop_1): Likewise.
6224 (bswap_replace): Likewise.
6226 2016-05-13 Martin Liska <mliska@suse.cz>
6228 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6229 Initialize a variable with default value.
6231 2016-05-13 Martin Liska <mliska@suse.cz>
6233 * doc/invoke.texi: Enhance explanation of error recovery
6236 2016-05-13 Martin Liska <mliska@suse.cz>
6238 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6239 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6240 (iv_inv_expr_ent *).
6241 (struct iv_inv_expr_ent): Comment struct fields.
6242 (sort_iv_inv_expr_ent): New function.
6243 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6244 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6245 a hash_map between iv_inv_expr_ent and number of usages.
6246 (niter_for_exit): Fix coding style.
6247 (tree_ssa_iv_optimize_init): Use renamed variable.
6248 (determine_base_object): Fix coding style.
6249 (alloc_iv): Likewise.
6250 (find_interesting_uses_outside): Likewise.
6251 (add_candidate_1): Likewise.
6252 (add_standard_iv_candidates): Likewise.
6253 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6254 (prepare_decl_rtl): Fix coding style.
6255 (get_address_cost): Likewise.
6256 (get_shiftadd_cost): Likewise.
6257 (force_expr_to_var_cost): Likewise.
6258 (compare_aff_trees): Likewise.
6259 (get_expr_id): Restructure the function.
6260 (get_loop_invariant_expr_id): Renamed to
6261 get_loop_invariant_expr.
6262 (get_computation_cost_at): Replace usage of inv_expr_id with
6264 (get_computation_cost): Likewise.
6265 (determine_group_iv_cost_generic): Likewise.
6266 (determine_group_iv_cost_address): Likewise.
6267 (iv_period): Fix coding style.
6268 (iv_elimination_compare_lt): Likewise.
6269 (may_eliminate_iv): Likewise.
6270 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6272 (determine_group_iv_costs): Dump invariant expressions.
6273 (iv_ca_recount_cost): Use the newly added hash_map.
6274 (iv_ca_set_remove_invariants): Fix coding style.
6275 (iv_ca_set_add_invariants): Fix coding style.
6276 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6278 (iv_ca_set_cp): Likewise.
6279 (iv_ca_new): Initialize the newly added hash_map and remove
6280 initialization of fields.
6281 (iv_ca_free): Delete the hash_map.
6282 (iv_ca_dump): Dump invariant expressions.
6283 (iv_ca_extend): Fix coding style.
6284 (try_add_cand_for): Likewise.
6285 (create_new_ivs): Dump information about # of avg iterations and
6286 # of used invariant expressions.
6287 (rewrite_use_compare): Fix coding style.
6288 (free_loop_data): Set default value for max_inv_expr_id.
6290 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6292 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6293 returned value cse_cfg_altered computation.
6294 (rest_of_handle_cse2): Likewise.
6295 (rest_of_handle_cse_after_global_opts): Likewise.
6297 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6300 * config/arm/arm.c (arm32_output_mi_thunk): New.
6301 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6302 to split Thumb1 vs TARGET_32BIT functionality.
6303 (arm_thumb1_mi_thunk): New.
6305 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6307 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6310 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6313 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6315 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6317 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6318 (expand_builtin_trap): Emit a regular call.
6319 (set_builtin_user_assembler_name): Remove obsolete cases.
6320 * dse.c (scan_insn): Adjust.
6321 * except.c: Include calls.h.
6322 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6323 emit a regular call to setjmp.
6324 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6325 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6326 (emit_block_move_via_libcall): Delete.
6327 (block_move_fn): Delete.
6328 (init_block_move_fn): Likewise.
6329 (emit_block_move_libcall_fn): Likewise.
6330 (emit_block_op_via_libcall): New function.
6331 (set_storage_via_libcall): Tidy up and use memset builtin.
6332 (block_clear_fn): Delete.
6333 (init_block_clear_fn): Likewise.
6334 (clear_storage_libcall_fn): Likewise.
6335 (expand_assignment): Call emit_block_move_via_libcall.
6336 Do not include gt-expr.h.
6337 * expr.h (emit_block_op_via_libcall): Declare.
6338 (emit_block_copy_via_libcall): New inline function.
6339 (emit_block_move_via_libcall): Likewise.
6340 (emit_block_comp_via_libcall): Likewise.
6341 (block_clear_fn): Delete.
6342 (init_block_move_fn): Likewise.
6343 (init_block_clear_fn): Likewise.
6344 (emit_block_move_via_libcall): Likewise.
6345 (set_storage_via_libcall): Add default parameter value.
6346 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6347 (abort_libfunc): Delete.
6348 (memcpy_libfunc): Likewise.
6349 (memmove_libfunc): Likewise.
6350 (memcmp_libfunc): Likewise.
6351 (memset_libfunc): Likewise.
6352 (setbits_libfunc): Likewise.
6353 (setjmp_libfunc): Likewise.
6354 (longjmp_libfunc): Likewise.
6355 (profile_function_entry_libfunc): Likewise.
6356 (profile_function_exit_libfunc): Likewise.
6357 (gcov_flush_libfunc): Likewise.
6358 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6359 and DECL_VISIBILITY on the declaration.
6360 (init_optabs): Do not initialize obsolete libfuncs.
6361 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6362 * tree-core.h (ECF_RET1): Define.
6363 (ECF_TM_PURE): Adjust.
6364 (ECF_TM_BUILTIN): Likewise.
6365 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6366 (build_common_builtin_nodes): Initialize abort builtin.
6367 Add ECF_RET1 on memcpy, memmove and memset builtins.
6368 Pass final flags for alloca and alloca_with_align builtins.
6369 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6371 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6372 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6373 set_storage_via_libcall and call emit_block_copy_via_libcall.
6375 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6377 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6378 DImode before it is passed to ix86_output_call_operand.
6379 (*call_value_got_x32): Ditto for operand 1.
6381 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6383 PR rtl-optimization/70904
6384 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6385 reload for wide mode.
6387 2016-05-12 Marek Polacek <polacek@redhat.com>
6390 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6391 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6392 * langhooks.h (incomplete_type_error): Likewise.
6393 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6394 parameter, pass it down to incomplete_type_error.
6395 * tree.h (size_in_bytes): New inline overload.
6396 (size_in_bytes_loc): Renamed from size_in_bytes.
6398 2016-05-12 Richard Biener <rguenther@suse.de>
6400 PR tree-optimization/71059
6401 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6402 nary before looking up or entering the expression into the VN
6404 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6405 Make sure to re-use NARYs without result as inserted by
6408 2016-05-12 Richard Biener <rguenther@suse.de>
6410 PR tree-optimization/71062
6411 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6413 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6414 vars_contains_restrict if the var is a restrict tag.
6415 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6416 do not disambiguate pointers against it.
6417 (dump_points_to_solution): Re-structure and adjust for new
6418 vars_contains_restrict flag.
6419 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6421 2016-05-12 Martin Liska <mliska@suse.cz>
6423 * doc/invoke.texi: Explain connection between
6424 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6426 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6428 PR tree-optimization/71006
6429 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6430 consider COND_EXPR as a mask producer.
6432 2016-05-12 Marek Polacek <polacek@redhat.com>
6435 * opts.c (common_handle_option): Detect missing argument for --help^.
6437 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6440 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6441 when popping the PC and within an interrupt handler routine.
6442 Add missing tab to output of "ldmfd".
6443 (output_return_instruction): Output LDMFD with SP update rather
6444 than POP when returning from interrupt handler.
6446 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6448 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6449 TARGET_64BIT && TARGET_AVX512DQ.
6450 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6451 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6452 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6453 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6454 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6455 (*vec_extractv4si_zext): Add avx512dq alternative.
6456 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6457 use v instead of x constraint in other alternatives where possible.
6459 * config/i386/sse.md (sse2_loadld): Use v instead of x
6460 constraint in alternatives 0,1,4.
6462 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6463 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6464 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6467 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6468 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6469 is not emitted unless TARGET_AVX512BW.
6470 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6471 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6472 for the result operand.
6474 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6475 constraint instead of x in avx alternatives. Use maybe_evex instead
6478 * config/i386/constraints.md (Yv): New constraint.
6479 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6480 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6481 * config/i386/i386.md (avx512fvecmode): New mode attr.
6482 (*pushtf): Use v constraint instead of x.
6483 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6484 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6485 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6486 (*absnegtf2_sse): Likewise.
6487 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6488 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6489 avx512f alternatives.
6490 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6492 2016-05-12 Richard Biener <rguenther@suse.de>
6494 PR tree-optimization/71060
6495 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6496 require exact match of DR_BASE_OBJECT but only matching address and
6499 2016-05-12 Richard Biener <rguenther@suse.de>
6501 PR tree-optimization/70986
6502 * cfganal.c: Include cfgloop.h.
6503 (dfs_find_deadend): Prefer to take edges exiting loops.
6505 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6507 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6508 compile and run time.
6510 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6513 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6515 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6517 * config/i386/i386.c (legitimize_pic_address): Use
6518 copy_to_suggested_reg instead of gen_movsi.
6520 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6522 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6523 the code into quad_address_p and call it to share code with
6524 vsx_quad_dform_memory_operand.
6525 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6527 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6528 bit instead of being a separate word. Split -mpower9-dform into
6529 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6530 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6531 for the register class supporting 128-bit quad word memory offsets.
6532 (mode_supports_vsx_dform_quad): Helper function to return if the
6533 register class uses quad word memory offsets.
6534 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6535 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6536 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6537 instructions are enabled, set up the appropriate addr_masks for
6539 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6540 -mpower9-dform-scalar, instead of -mpower9-dform.
6541 (rs6000_option_override_internal): Split -mpower9-dform into two
6542 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6543 -mpower9-dform switch sets or clears both. If we are not using
6544 the LRA register allocator, do not enable -mpower9-dform-vector by
6545 default. If we are using LRA, enable -mpower9-dform-vector and
6546 -mvsx-timode if it is appropriate. Issue a warning if either
6547 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6549 (quad_address_offset_p): New helper function to return if the
6550 offset is legal for quad word memory instructions.
6551 (quad_address_p): New function to determin if GPR or vector
6552 register quad word memory addresses are legal.
6553 (mem_operand_gpr): Validate quad word address offsets.
6554 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6555 d-form (register + offset) instructions.
6556 (offsettable_ok_by_alignment): Likewise.
6557 (rs6000_legitimate_offset_address_p): Likewise.
6558 (legitimate_lo_sum_address_p): Likewise.
6559 (rs6000_legitimize_address): Likewise.
6560 (rs6000_legitimize_reload_address): Add more debug statements for
6562 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6563 d-form instructions.
6564 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6565 d-form instructions. Distinguish different cases in debug
6566 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6567 d-form instructions.
6568 (rs6000_preferred_reload_class): Likewise.
6569 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6570 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6571 of the ISA 2.06 indexed memory instructions.
6572 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6573 use them to save/restore the saved vector registers instead of
6574 using Altivec instructions.
6575 (rs6000_emit_epilogue): Likewise.
6576 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6577 (rs6000_opt_masks): Split -mpower9-dform into
6578 -mpower9-dform-scalar and -mpower9-dform-vector.
6579 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6581 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6582 ISA 3.0 vector indexed memory instructions, and fold the code into
6583 the normal mov<mode> patterns.
6584 (p9_vecstore_<mode>): Likewise.
6585 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6587 (vsx_movti_64bit): Likewise.
6588 (vsx_movti_32bit): Likewise.
6589 * config/rs6000/constraints.md (wO constraint): New constraint for
6590 ISA 3.0 vector d-form support.
6591 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6592 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6593 include -mpower9-dform-vector until we switch over to LRA.
6594 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6595 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6596 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6597 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6598 for -mpower9-dform and -mlra.
6599 * doc/md.texi (wO constraint): Document wO constraint.
6601 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6603 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6604 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6605 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6606 Move handling of non-insn arguments inline into the sole user:
6607 (output_trans_func): ...here.
6608 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6609 in emitted function prototype.
6610 (output_internal_insn_latency_func): Ditto. Simplify.
6611 (output_internal_maximal_insn_latency_func): Ditto. Delete
6612 always-unused argument.
6613 (output_insn_latency_func): Ditto.
6614 (output_maximal_insn_latency_func): Ditto.
6616 2016-05-11 Richard Biener <rguenther@suse.de>
6618 PR tree-optimization/71055
6619 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6620 sth with precision not equal to access size verify we don't chop
6623 2016-05-11 Richard Biener <rguenther@suse.de>
6626 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6627 (dwarf2out_finish): Move retry_incomplete_types call ...
6628 (dwarf2out_early_finish): ... here.
6630 2016-05-11 Richard Biener <rguenther@suse.de>
6633 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6634 if the langhook insists on it.
6635 * fold-const.c (make_bit_field_ref): Add arg for the original
6636 reference and preserve its alias-set.
6637 (decode_field_reference): Take exp by reference and adjust it
6638 to the original memory reference.
6639 (optimize_bit_field_compare): Adjust callers.
6640 (fold_truth_andor_1): Likewise.
6641 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6643 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6646 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6647 * cfgrtl.c (delete_insn_and_edges): Likewise.
6648 * config/i386/i386.c (convert_scalars_to_vector): Remove
6650 * cse.c (cse_insn): Compute cse_cfg_altered.
6651 (delete_trivially_dead_insns): Likewise.
6652 (cse_cc_succs): Likewise.
6653 (rest_of_handle_cse): Free dominance info if required.
6654 (rest_of_handle_cse2): Likewise.
6655 (rest_of_handle_cse_after_global_opts): Likewise.
6657 2016-05-11 Alan Modra <amodra@gmail.com>
6659 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6660 abi_v4_pass_in_fpr): New functions.
6661 (rs6000_function_arg_boundary): Exclude complex IBM long double
6662 from 64-bit alignment when ABI_V4.
6663 (rs6000_function_arg, rs6000_function_arg_advance_1,
6664 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6666 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6668 PR rtl-optimization/71028
6669 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6670 jump with just a return in the fallthrough block if the branch
6671 block contains just a return as well.
6673 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6675 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6676 * match.pd ((X & Y) ^ Y): ... this.
6677 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6678 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6680 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6682 * read-md.c (require_char_ws): New function.
6683 (read_string): Simplify using require_char_ws.
6684 (handle_constants): Likewise.
6685 (handle_enum): Likewise.
6686 (handle_file): Likewise.
6687 * read-md.h (require_char_ws): New declaration.
6688 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6689 (read_mapping): Likewise.
6690 (read_rtx_code): Likewise.
6691 (read_nested_rtx): Likewise.
6693 2016-05-10 James Norris <jnorris@codesourcery.com>
6695 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6696 if offloading is enabled and -fopenacc or -fopenmp is specified.
6697 (CRTOFFLOADEND): Likewise.
6698 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6699 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6701 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6703 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6704 gotoff_operand code paths. Use copy_to_suggested_regs and
6705 expand_simple_binop where appropriate. Cleanup.
6707 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6710 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6712 (dimode_scalar_chain::vector_const_cost): New.
6713 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6714 (dimode_scalar_chain::convert_op): Likewise.
6715 (dimode_scalar_chain::convert_insn): Likewise.
6717 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6719 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6720 unary operation, not a binary one.
6722 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6725 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6726 calls with type casted fndecl.
6728 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6730 PR tree-optimization/70786
6731 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6732 * calls.c (initialize_argument_information): Bind bounds
6733 with corresponding args passed by reference.
6735 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6738 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6739 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6740 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6743 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6746 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6747 code for a zero scale factor.
6748 (vsx_xvcvdpuxds_scale): Likewise.
6750 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6752 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6753 if show_ruler_p was set on the context.
6754 (layout::show_ruler): New method.
6755 * diagnostic.h (struct diagnostic_context): Add field
6758 2016-05-10 Richard Biener <rguenther@suse.de>
6760 PR tree-optimization/71039
6761 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6762 (chk_uses): New function.
6763 (propagate_with_phi): Verify we can safely replicate the lhs of an
6764 aggregate assignment on all incoming edges.
6766 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6768 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6770 (rx_atomic_sequence): New class.
6771 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6772 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6774 (rx_atomic_sequence::rx_atomic_sequence,
6775 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6776 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6777 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6778 CTRLREG_INTB): New constants.
6779 (FETCHOP): New code iterator.
6780 (fethcop_name, fetchop_name2): New iterator code attributes.
6781 (QIHI): New mode iterator.
6782 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6783 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6784 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6786 2016-05-10 Martin Liska <mliska@suse.cz>
6788 * tree-inline.c (remap_dependence_clique): Do not remap
6789 debugging statements.
6791 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6793 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6794 ("*fixuns_truncdfdi2_z13")
6795 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6796 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6797 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6799 2016-05-10 Richard Biener <rguenther@suse.de>
6801 PR tree-optimization/70497
6802 PR tree-optimization/28367
6803 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6805 (visit_reference_op_load): ... here.
6806 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6807 with simplified BIT_FIELD_REFs.
6808 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6809 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6812 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6814 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6815 documentation comment. For BLOCK nodes, add a
6816 DW_AT_abstract_origin attribute that points to the DIE generated
6817 for the origin BLOCK.
6818 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6819 blocks from inlined functions.
6821 2016-05-10 Alan Modra <amodra@gmail.com>
6824 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6825 regrename modifying insns saving lr before __morestack call.
6826 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6827 insns restoring lr after __morestack call.
6829 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6831 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6832 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6834 * config/i386/sse.md (vec_interleave_high<mode>,
6835 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6836 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6838 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6840 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6841 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6842 parallel reassociation for power8 and forward.
6844 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6846 * config/i386/i386.md (absneg splitters with general regs): Use
6847 general_reg_operand predicate.
6848 (btsq peephole2): Use x86_64_immediate_operand to check if new
6849 value is suitable for immediate operand. Generate emitted insn
6850 using RTL expressions.
6851 (btcq peephole2): Ditto.
6852 (btrq peephole2): Ditto. Generate correct immediate operand
6855 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6857 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6860 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6862 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6863 pointer dereference.
6865 2016-05-09 Richard Biener <rguenther@suse.de>
6867 PR tree-optimization/70985
6868 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6869 op0 isn't a gimple register.
6871 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6873 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6874 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6875 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6876 (i6400_fpu_mult): New cpu units.
6877 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6878 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6879 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6880 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6881 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6882 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6883 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6884 (i6400_msa_long_float4, i6400_msa_long_float5)
6885 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6886 (i6400_msa_fdiv_sf): New reservations.
6887 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6888 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6889 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6890 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6891 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6892 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6893 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6894 (msa_short_store4, msa_long_load, msa_short_store)
6895 (msa_long_logic, msa_long_float2, msa_long_float4)
6896 (msa_long_float5, msa_long_float8, msa_long_mult)
6897 (msa_long_fdiv, msa_long_div): New reservations.
6899 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6900 Sameera Deshpande <sameera.deshpande@imgtec.com>
6901 Matthew Fortune <matthew.fortune@imgtec.com>
6902 Graham Stott <graham.stott@imgtec.com>
6903 Chao-ying Fu <chao-ying.fu@imgtec.com>
6905 * config.gcc: Add MSA header file for mips*-*-* target.
6906 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6907 (Ubv8i, Urv8): New constraints.
6908 * config/mips/mips-ftypes.def: Add function types for MSA
6910 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6911 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6912 * config/mips/mips-msa.md: New file.
6913 * config/mips/mips-protos.h
6914 (mips_split_128bit_const_insns): New prototype.
6915 (mips_msa_idiv_insns): Likewise.
6916 (mips_split_128bit_move): Likewise.
6917 (mips_split_128bit_move_p): Likewise.
6918 (mips_split_msa_copy_d): Likewise.
6919 (mips_split_msa_insert_d): Likewise.
6920 (mips_split_msa_fill_d): Likewise.
6921 (mips_expand_msa_branch): Likewise.
6922 (mips_const_vector_same_val_p): Likewise.
6923 (mips_const_vector_same_bytes_p): Likewise.
6924 (mips_const_vector_same_int_p): Likewise.
6925 (mips_const_vector_shuffle_set_p): Likewise.
6926 (mips_const_vector_bitimm_set_p): Likewise.
6927 (mips_const_vector_bitimm_clr_p): Likewise.
6928 (mips_msa_vec_parallel_const_half): Likewise.
6929 (mips_msa_output_division): Likewise.
6930 (mips_ldst_scaled_shift): Likewise.
6931 (mips_expand_vec_cond_expr): Likewise.
6932 * config/mips/mips.c (enum mips_builtin_type): Add
6933 MIPS_BUILTIN_MSA_TEST_BRANCH.
6934 (mips_gen_const_int_vector_shuffle): New prototype.
6935 (mips_const_vector_bitimm_set_p): New function.
6936 (mips_const_vector_bitimm_clr_p): Likewise.
6937 (mips_const_vector_same_val_p): Likewise.
6938 (mips_const_vector_same_bytes_p): Likewise.
6939 (mips_const_vector_same_int_p): Likewise.
6940 (mips_const_vector_shuffle_set_p): Likewise.
6941 (mips_symbol_insns): Forbid loading symbols via immediate for
6943 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6945 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6947 (mips_lx_address_p): Add support load indexed address for MSA.
6948 (mips_address_insns): Add calculation of instructions needed for
6949 stores and loads for MSA.
6950 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6951 CONST_VECTOR for MSA and let it fall through.
6952 (mips_ldst_scaled_shift): New function.
6953 (mips_subword_at_byte): Likewise.
6954 (mips_msa_idiv_insns): Likewise.
6955 (mips_legitimize_move): Validate MSA moves.
6956 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6957 calculation of costs for MSA division.
6958 (mips_split_move_p): Check if MSA moves need splitting.
6959 (mips_split_move): Split MSA moves if necessary.
6960 (mips_split_128bit_move_p): New function.
6961 (mips_split_128bit_move): Likewise.
6962 (mips_split_msa_copy_d): Likewise.
6963 (mips_split_msa_insert_d): Likewise.
6964 (mips_split_msa_fill_d): Likewise.
6965 (mips_output_move): Handle MSA moves.
6966 (mips_expand_msa_branch): New function.
6967 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6968 Reinstate 'y' modifier.
6969 (mips_file_start): Add MSA .gnu_attribute.
6970 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6972 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6973 (mips_class_max_nregs): Add register size for MSA supported mode.
6974 (mips_cannot_change_mode_class): Allow conversion between MSA
6975 vector modes and TImode.
6976 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6978 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6979 (mips_preferred_simd_mode): Add preffered modes for MSA.
6980 (mips_vector_mode_supported_p): Add MSA supported modes.
6981 (mips_autovectorize_vector_sizes): New function.
6982 (mips_msa_output_division): Likewise.
6983 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6984 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6985 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6986 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6987 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6988 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6989 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6990 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6991 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6992 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6993 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6994 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6995 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6996 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6997 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6998 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6999 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7000 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7001 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7002 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7003 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7004 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7005 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7006 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7007 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7008 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7009 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7010 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7011 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7012 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7013 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7014 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7015 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7016 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7017 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7018 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7019 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7020 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7021 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7022 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7023 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7024 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7025 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7026 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7027 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7028 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7029 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7030 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7031 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7032 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7033 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7034 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7035 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7036 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7037 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7038 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7039 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7040 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7041 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7042 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7043 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7044 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7045 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7046 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7047 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7048 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7049 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7050 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7051 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7052 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7053 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7054 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7055 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7056 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7057 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7058 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7059 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7060 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7061 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7062 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7063 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7064 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7065 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7066 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7067 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7068 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7069 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7070 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7071 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7072 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7073 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7074 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7075 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7076 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7077 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7078 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7079 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7080 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7081 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7082 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7083 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7084 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7085 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7086 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7087 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7088 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7089 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7090 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7091 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7092 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7093 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7094 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7095 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7096 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7097 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7098 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7099 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7100 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7101 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7102 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7103 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7104 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7105 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7106 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7107 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7108 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7109 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7110 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7111 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7112 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7113 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7114 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7115 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7116 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7117 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7118 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7119 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7120 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7121 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7122 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7123 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7124 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7125 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7126 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7127 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7128 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7129 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7130 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7131 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7132 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7133 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7135 (mips_get_builtin_decl_index): New array.
7136 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7137 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7138 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7139 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7140 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7142 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7144 (mips_expand_builtin_insn): Prepare operands for
7145 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7146 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7147 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7148 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7149 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7150 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7151 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7152 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7153 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7154 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7155 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7156 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7157 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7158 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7159 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7160 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7161 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7162 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7163 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7164 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7165 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7166 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7167 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7168 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7169 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7170 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7171 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7172 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7173 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7174 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7175 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7176 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7177 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7178 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7179 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7180 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7181 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7182 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7183 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7184 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7185 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7186 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7187 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7188 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7189 These are set implicitly and an error is reported if overridden.
7190 (mips_expand_builtin_msa_test_branch): New function.
7191 (mips_expand_msa_shuffle): Likewise.
7192 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7193 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7194 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7195 (mips_expand_vec_unpack): Add support for MSA.
7196 (mips_expand_vector_init): Likewise.
7197 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7198 instead of const0_rtx.
7199 (mips_msa_vec_parallel_const_half): New function.
7200 (mips_gen_const_int_vector): Likewise.
7201 (mips_gen_const_int_vector_shuffle): Likewise.
7202 (mips_expand_msa_cmp): Likewise.
7203 (mips_expand_vec_cond_expr): Likewise.
7204 * config/mips/mips.h
7205 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7206 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7208 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7209 (ISA_HAS_MSA): New macro.
7210 (UNITS_PER_MSA_REG): Likewise.
7211 (BITS_PER_MSA_REG): Likewise.
7212 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7213 (MSA_REG_FIRST): New macro.
7214 (MSA_REG_LAST): Likewise.
7215 (MSA_REG_NUM): Likewise.
7216 (MSA_REG_P): Likewise.
7217 (MSA_REG_RTX_P): Likewise.
7218 (MSA_SUPPORTED_MODE_P): Likewise.
7219 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7220 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7221 * config/mips/mips.md: Include mips-msa.md.
7222 (alu_type): Add simd_add.
7223 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7224 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7225 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7226 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7227 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7228 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7229 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7230 simd_move, simd_load, simd_store. Choose "multi" for moves
7232 (qword_mode): New attribute.
7233 (insn_count): Add instruction count for quad moves.
7234 Increase the count for MIPS SIMD division.
7235 (UNITMODE): Add UNITMODEs for vector types.
7236 (addsub): New code iterator.
7237 * config/mips/mips.opt (mmsa): New option.
7238 * config/mips/msa.h: New file.
7239 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7241 * config/mips/mti-linux.h: Likewise.
7242 * config/mips/predicates.md
7243 (const_msa_branch_operand): New constraint.
7244 (const_uimm3_operand): Likewise.
7245 (const_uimm4_operand): Likewise.
7246 (const_uimm5_operand): Likewise.
7247 (const_uimm8_operand): Likewise.
7248 (const_imm5_operand): Likewise.
7249 (aq10b_operand): Likewise.
7250 (aq10h_operand): Likewise.
7251 (aq10w_operand): Likewise.
7252 (aq10d_operand): Likewise.
7253 (const_m1_operand): Likewise.
7254 (reg_or_m1_operand): Likewise.
7255 (const_exp_2_operand): Likewise.
7256 (const_exp_4_operand): Likewise.
7257 (const_exp_8_operand): Likewise.
7258 (const_exp_16_operand): Likewise.
7259 (const_vector_same_val_operand): Likewise.
7260 (const_vector_same_simm5_operand): Likewise.
7261 (const_vector_same_uimm5_operand): Likewise.
7262 (const_vector_same_uimm6_operand): Likewise.
7263 (const_vector_same_uimm8_operand): Likewise.
7264 (par_const_vector_shf_set_operand): Likewise.
7265 (reg_or_vector_same_val_operand): Likewise.
7266 (reg_or_vector_same_simm5_operand): Likewise.
7267 (reg_or_vector_same_uimm6_operand): Likewise.
7268 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7270 * doc/invoke.texi (-mmsa): Document new option.
7272 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7274 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7275 * configure: Regenerate.
7276 * config.in: Regenerate.
7277 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7279 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7280 (ENDFILE_VTV_SPEC): Define.
7282 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7284 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7285 registers in all interrupt handlers if necessary.
7286 (rl78_option_override): Add warning.
7287 (MUST_SAVE_MDUC_REGISTERS): New macro.
7288 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7289 * config/rl78/rl78.c (check_mduc_usage): New function.
7290 (mduc_regs): New structure to hold MDUC register data.
7291 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7292 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7293 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7294 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7295 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7296 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7298 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7300 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7301 (tree-ssa-loop-niter.h): Ditto.
7302 (idx_within_array_bound, ref_within_array_bound): New functions.
7303 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7304 Factor out check on writable base object to ...
7305 (base_object_writable): ... here.
7307 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7309 * config/arm/arm.md (probe_stack): Add modes to set source
7312 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7314 * regrename.c (base_reg_class_for_rename): New static function.
7315 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7317 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7319 * cgraph.c (thunk_adjust): Export.
7320 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7321 * cgraphunit.c (thunk_adjust): Export.
7322 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7324 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7326 * tree-inline.c (expand_call_inline): Expand thunks inline.
7328 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7331 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7332 (*sse2_vd_cvtss2sd): Ditto.
7333 * config/i386/i386.md
7334 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7335 Generate *sse2_vd_cvtsd2ss pattern.
7336 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7337 Generate *sse2_vd_cvtss2sd pattern.
7339 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7341 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7342 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7345 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7347 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7348 * config/sh/sh.c: Define and declare variables on first use throughout
7350 (current_function_interrupt): Change to bool type.
7351 (frame_insn): Rename to emit_frame_insn and update users.
7352 (push_regs): Use bool for 'interrupt_handler' argument.
7353 (save_schedule_s): Remove.
7354 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7355 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7356 targetm.asm_out.unaligned_op.di.
7357 (gen_far_branch): Remove redundant forward declaration.
7358 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7359 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7360 (sh_set_return_address, sh_function_ok_for_sibcall,
7361 scavenge_reg): Update comments.
7362 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7363 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7364 (sh_attr_renesas_p): Remove unnecessary parentheses.
7365 (branch_dest): Simplify.
7366 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7367 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7368 (CUMULATIVE_ARGS): Change macro to typedef.
7369 (current_function_interrupt): Change to bool type.
7370 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7371 Surround with __cplusplus ifdef.
7372 (sh_compare_op0, sh_compare_op1): Remove.
7373 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7375 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7377 * config/arm/arm.md: (arch): Add neon.
7378 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7379 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7380 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7381 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7382 attributes for alt renumbering. Mark alt 3 as non-predicable.
7383 (thumb2_movdf_vfp): Likewise.
7385 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7387 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7388 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7389 (*andqi_1): Add preferred_for_speed attribute to disparage
7390 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7391 (*<code>qi_1): Ditto.
7392 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7393 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7394 (*ashlqi3_1): Ditto.
7395 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7396 Add preferred_for_size attribute to disparage alternative 0 and
7397 preferred_for_speed attribute to disparage alternative 1 for
7398 TARGET_PARTIAL_REG_STALL targets.
7400 2016-05-07 Tom de Vries <tom@codesourcery.com>
7402 PR tree-optimization/70956
7403 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7406 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7408 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7409 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7410 * config/sh/sh.md (branch_zero): Remove define_attr.
7411 (define_delay): Disable delay slot if branch distance is one insn.
7413 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7415 * config/i386/i386.md (LEAMODE): New mode attribute.
7416 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7417 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7418 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7419 operand 2 predicate.
7420 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7421 (*lea<mode>_general_3): Ditto.
7422 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7424 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7426 * genmddump.c (main): Convert argv from char ** to const char **.
7428 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7430 * coretypes.h (OVERRIDE): New macro.
7433 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7435 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7436 allow coalescing if the types are compatible.
7438 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7440 * pass_manager.h (pass_manager::register_pass_name): New method.
7441 (pass_manager::get_pass_by_name): New method.
7442 (pass_manager::create_pass_tab): New method.
7443 (pass_manager::m_name_to_pass_map): New field.
7444 * passes.c (name_to_pass_map): Delete global in favor of field
7445 "m_name_to_pass_map" of pass_manager.
7446 (register_pass_name): Rename from a function to...
7447 (pass_manager::register_pass_name): ...this method, updating
7448 for renaming of global "name_to_pass_map" to field
7449 "m_name_to_pass_map".
7450 (create_pass_tab): Rename from a function to...
7451 (pass_manager::create_pass_tab): ...this method, updating
7452 for renaming of global "name_to_pass_map" to field.
7453 (get_pass_by_name): Rename from a function to...
7454 (pass_manager::get_pass_by_name): ...this method.
7455 (enable_disable_pass): Convert use of get_pass_by_name to
7456 a method call, locating the pass_manager singleton.
7458 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7460 * genattr-common.c (main): Convert argv from char ** to const char **.
7461 * genattr.c (main): Likewise.
7462 * genattrtab.c (main): Likewise.
7463 * genautomata.c (initiate_automaton_gen): Likewise.
7465 * gencodes.c (main): Likewise.
7466 * genconditions.c (main): Likewise.
7467 * genconfig.c (main): Likewise.
7468 * genconstants.c (main): Likewise.
7469 * genemit.c (main): Likewise.
7470 * genenums.c (main): Likewise.
7471 * genextract.c (main): Likewise.
7472 * genflags.c (main): Likewise.
7473 * genmddeps.c (main): Likewise.
7474 * genopinit.c (main): Likewise.
7475 * genoutput.c (main): Likewise.
7476 * genpeep.c (main): Likewise.
7477 * genpreds.c (main): Likewise.
7478 * genrecog.c (main): Likewise.
7479 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7480 (init_rtx_reader_args): Likewise.
7481 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7482 (init_rtx_reader_args): Likewise.
7483 * gentarget-def.c (main): Likewise.
7484 * read-md.c (read_md_files): Likewise.
7485 * read-md.h (read_md_files): Likewise.
7487 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7489 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7490 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7491 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7492 Remove unused predicate.
7493 (register_and_not_fp_reg_operand): Ditto.
7495 2016-05-06 Martin Liska <mliska@suse.cz>
7497 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7498 instead of vec as the vector is local to the function.
7500 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7502 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7503 avx512bw alternative.
7505 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7506 before the ashr<mode>3 pattern.
7508 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7509 v instead of x in vex or maybe_vex alternatives, use
7510 maybe_evex instead of vex in prefix.
7512 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7513 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7514 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7515 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7518 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7519 v instead of x in vex or maybe_vex alternatives, use
7520 maybe_evex instead of vex in prefix.
7522 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7523 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7524 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7525 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7526 alternatives, use maybe_evex instead of vex in prefix.
7528 * config/i386/sse.md (vec_interleave_lowv4sf,
7529 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7530 v instead of x in vex or maybe_vex alternatives, use
7531 maybe_evex instead of vex in prefix.
7533 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7534 v instead of x in vex or maybe_vex alternatives, use
7535 maybe_evex instead of vex in prefix.
7537 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7538 v constraint instead of x.
7540 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7542 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7543 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7546 2016-05-06 Richard Biener <rguenther@suse.de>
7548 PR tree-optimization/70948
7549 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7550 Properly clobber all fields of va_list for __builtin_va_start.
7552 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7555 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7556 loop latch destination.
7558 2016-05-06 Martin Liska <mliska@suse.cz>
7560 * tree-ssa-uninit.c: Apply manual changes
7561 to the GNU coding style.
7562 (prune_uninit_phi_opnds): Rename from
7563 prune_uninit_phi_opnds_in_unrealizable_paths.
7565 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7567 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7568 mspace): Remove deprecated options.
7569 * doc/invoke.texi (SH options): Remove -mspace.
7571 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7573 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7575 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7577 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7578 corresponding combine split pattern.
7580 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7583 * config/sh/predicates.md (long_displacement_mem_operand): New.
7584 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7585 Add movi20, movi20s alternatives. Adjust length attribute for
7587 (movsi_ie): Allow for any FPU. Adjust length attribute for
7589 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7590 attribute for alternatives.
7591 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7592 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7593 length attribute for alternatives.
7595 2016-05-06 Richard Biener <rguenther@suse.de>
7597 PR tree-optimization/70960
7598 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7600 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7603 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7604 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7606 2016-05-06 Marek Polacek <polacek@redhat.com>
7609 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7611 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7614 * config/sh/sh.md (*rotcr): Add another variant.
7616 2016-05-06 Richard Biener <rguenther@suse.de>
7619 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7621 2016-05-06 Richard Biener <rguenther@suse.de>
7624 * fold-const.c (split_tree): Always convert to the original type
7627 2016-05-06 Richard Biener <rguenther@suse.de>
7629 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7630 (fwprop_addr): Likewise.
7632 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7635 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7637 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7638 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7639 the splitter condition.
7640 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7641 the splitter condition.
7642 (FP float_extend load splitter): Ditto.
7644 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7647 to REGNO in all peephole2 patterns.
7648 (post-reload splitters): Change true_regnum to REGNO in
7649 post-reload splitters.
7650 (zero_extend splitters): Use general_reg_operand and
7651 nonimmediate_gr_operand predicates.
7653 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7655 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7656 v constraint instead of x.
7658 2016-05-05 Alan Modra <amodra@gmail.com>
7661 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7662 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7663 TARGET_NO_FP_IN_TOC for -mrelocatable.
7664 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7665 TARGET_RELOCATABLE test.
7666 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7667 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7668 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7669 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7670 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7671 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7672 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7673 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7674 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7675 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7677 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7678 (rs6000_stack_info): Likewise.
7679 (rs6000_elf_asm_out_constructor): Likewise.
7680 (rs6000_elf_asm_out_destructor): Likewise.
7681 (rs6000_elf_declare_function_name): Likewise.
7682 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7683 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7686 2016-05-05 Alan Modra <amodra@gmail.com>
7688 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7690 2016-05-05 Alan Modra <amodra@gmail.com>
7692 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7693 out-of-line gpr restore for one or two regs if that would add
7696 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7699 * config/i386/i386.md
7700 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7701 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7702 as operand 0 predicate.
7703 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7705 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7706 Ditto. Emit the pattern using RTX.
7708 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7709 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7710 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7711 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7713 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7714 sse_reg_operand as operand 0 predicate.
7716 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7717 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7718 instead of gen_rtx_REG.
7719 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7722 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7724 * function.c (emit_use_return_register_into_block): Delete.
7725 (gen_return_pattern): Delete.
7726 (emit_return_into_block): Delete.
7727 (active_insn_between): Delete.
7728 (convert_jumps_to_returns): Delete.
7729 (emit_return_for_exit): Delete.
7730 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7731 simple_return for shrink-wrapped blocks.
7732 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7733 end of blocks that need one.
7734 (get_unconverted_simple_return): Delete.
7735 (convert_to_simple_return): Delete.
7736 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7737 (convert_to_simple_return): Ditto.
7739 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7741 * cfgcleanup.c (bb_is_just_return): New function.
7742 (try_optimize_cfg): Simplify jumps to return, branches to return,
7743 and branches around return.
7745 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7747 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7750 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7754 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7755 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7756 assert flags & OEP_HASH_CHECK, instead of asserting it
7757 never happens. Handle TARGET_EXPR.
7758 * fold-const.c (operand_equal_p): For hash verification,
7759 or in OEP_HASH_CHECK into flags.
7761 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7763 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7765 (compute_samebase_partition_bases): Fix typo.
7767 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7769 * config/i386/sse.md (vec_interleave_highv8sf,
7770 vec_interleave_lowv8sf, vec_interleave_highv4df,
7771 vec_interleave_lowv4df): Remove constraints from expanders.
7773 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7775 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7777 * tree-inline.c (expand_call_inline): Fix path dealing with
7778 making lhs of call statement undefined.
7780 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7782 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7783 Check availability on NODE, too.
7784 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7785 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7786 (varpool_node::call_for_symbol_and_aliase): Likewise.
7787 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7788 (propagate_pure_const): Propagate across interposable functions, too.
7789 (skip_function_for_local_pure_const): Do not skip interposable bodies
7791 (pass_local_pure_const::execute): Update.
7793 2016-05-04 Marek Polacek <polacek@redhat.com>
7795 * doc/invoke.texi: Document -Wdangling-else.
7797 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7799 * config.gcc: Error out when conflicting multilib is detected. Do not
7800 loop over multilibs since no combination is legal.
7802 2016-05-04 Alan Modra <amodra@gmail.com>
7804 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7805 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7806 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7809 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7811 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7812 Clean up p5600 comments.
7814 2016-05-04 Richard Biener <rguenther@suse.de>
7816 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7817 constructor simplifications.
7818 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7820 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7822 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7823 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7824 result.set_rtx is null instead of aborting.
7825 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7827 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7828 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7829 *mov<mode>_store_postinc): New patterns.
7831 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7833 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7834 as commutative. Check both conversions are NOP.
7835 ((A & B) OP (C & B)): Remove.
7837 2016-05-04 Alan Modra <amodra@gmail.com>
7839 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7841 2016-05-04 Alan Modra <amodra@gmail.com>
7844 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7845 when cr2,3,4 are all fixed regs.
7847 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7849 PR rtl-optimization/57193
7850 * opts.c (default_options_table): Revert OPT_frename_registers change.
7851 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7853 2016-05-03 Martin Sebor <msebor@redhat.com>
7856 * builtins.c (fold_builtin_FILE): New function.
7857 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7858 (fold_builtin_0): Call them.
7859 * gimplify.c (gimplify_call_expr): Remove the handling of
7860 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7863 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7864 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7868 * doc/extend.texi (Function Names as Strings): Update __func__,
7869 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7872 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7873 Richard Biener <rguenther@suse.de>
7875 PR tree-optimization/70916
7876 * tree-if-conv.c: Include cfganal.h.
7877 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7878 and remove_fake_exit_edges around the optimization pass.
7880 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7882 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7883 (cgraph_edge::make_direct): Likewise.
7884 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7885 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7886 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7887 (CIF_THUNK): New code.
7888 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7889 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7890 (compute_inline_parameters): Set inline_failed for thunks.
7891 (inline_analyze_function): Cleanup.
7892 * ipa-inline.c (can_inline_edge_p): Do not deal with
7893 call_stmt_cannot_inline_p.
7894 (can_early_inline_edge_p): Likewise.
7895 (early_inliner): Initialize inline_failed.
7896 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7898 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7900 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7901 from nonimm_ssenomem_operand.
7902 (nonimm_ssenomem_operand): New predicate.
7903 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7904 as operand 0 predicate.
7905 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7906 Disable unsupported alternatives using "enabled" attribute.
7907 Use register_ssemem_operand as operand 0 predicate.
7908 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7910 2016-05-03 Marek Polacek <polacek@redhat.com>
7913 * input.c (expansion_point_location): New function.
7914 * input.h (expansion_point_location): Declare.
7916 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7918 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7919 occurence with frame_offset_ ones.
7921 2016-05-03 Alan Modra <amodra@gmail.com>
7923 PR rtl-optimization/70890
7924 * ira.c (combine_and_move_insns): When moving def_insn, remove
7927 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7929 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7930 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7931 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7932 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7934 2016-05-03 Alan Modra <amodra@gmail.com>
7936 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7937 for SAVE_MULTIPLE/STORE_MULTIPLE.
7939 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7941 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7942 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7944 2016-05-03 Richard Biener <rguenther@suse.de>
7946 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7948 (gimplify_arg): Likewise.
7949 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7950 re-writing the result to a decl if required.
7951 (internal_get_tmp_var): Add allow_ssa parameter
7952 and override into_ssa with it.
7953 (get_formal_tmp_var): Adjust.
7954 (get_initialized_tmp_var): Add allow_ssa parameter.
7955 (gimplify_arg): Add allow_ssa parameter and avoid generating
7956 SSA names for the result false.
7957 (gimplify_call_expr): If the call may return twice do not
7958 gimplify parameters into SSA.
7959 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7960 (gimplify_modify_expr): Adjust assert. For noreturn calls
7961 with a SSA name LHS adjust its def.
7962 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7963 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7964 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7965 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7966 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7967 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7968 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7969 (optimize_target_teams): Do not allow SSA names for clause operands.
7970 (gimplify_expr): Likewise for where we mark the result addressable.
7971 * passes.def (pass_init_datastructures): Remove.
7972 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7973 (rewrite_stmt): Likewise.
7974 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7975 (replace_locals_op): Replace SSA names.
7976 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7977 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7978 * cgraph.c (release_function_body): Free CFG annotations only
7979 when we have a CFG. Simplify.
7980 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7981 force_gimple_operand instead of get_initialized_tmp_var.
7982 * tree-pass.h (make_pass_init_datastructures): Remove.
7983 * tree-ssa.c (execute_init_datastructures): Remove.
7984 (pass_data_init_datastructures): Likewise.
7985 (class pass_init_datastructures): Likewise.
7986 (make_pass_init_datastructures): Likewise.
7987 * omp-low.c (create_omp_child_function): Init SSA data structures.
7988 (grid_expand_target_grid_body): Likewise.
7989 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7990 name before adding it to names_to_release.
7991 (remove_bb): Always release SSA defs.
7992 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7993 before dereferencing it.
7994 * cgraphunit.c (init_lowered_empty_function): Always
7995 int SSA data structures.
7996 * tree-ssanames.c (release_defs): Remove assert that we are in
7998 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8000 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8001 Uros Bizjak <ubizjak@gmail.com>
8003 PR rtl-optimization/70467
8004 * config/i386/predicates.md (x86_64_hilo_int_operand,
8005 x86_64_hilo_general_operand): New predicates.
8006 * config/i386/constraints.md (Wd): New constraint.
8007 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8008 (general_hilo_operand): New mode attr.
8009 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8010 instead of <general_operand>.
8011 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8012 x86_64_hilo_general_operand instead of <general_operand>.
8014 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8016 PR tree-optimization/70916
8017 * tree-if-conv.c (constant_or_ssa_name): Removed.
8018 (fold_build_cond_expr): Use is_gimple_val instead of
8019 constant_or_ssa_name.
8021 PR tree-optimization/70916
8022 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8023 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8026 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8027 (optimize_atomic_bit_test_and): New function.
8028 (pass_fold_builtins::execute): Use it.
8029 * optabs.def (atomic_bit_test_and_set_optab,
8030 atomic_bit_test_and_complement_optab,
8031 atomic_bit_test_and_reset_optab): New optabs.
8032 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8033 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8034 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8035 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8036 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8037 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8038 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8039 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8040 atomic_bit_test_and_complement@var{mode},
8041 atomic_bit_test_and_reset@var{mode}): Document.
8042 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8043 atomic_bit_test_and_complement<mode>,
8044 atomic_bit_test_and_reset<mode>): New expanders.
8045 (atomic_bit_test_and_set<mode>_1,
8046 atomic_bit_test_and_complement<mode>_1,
8047 atomic_bit_test_and_reset<mode>_1): New insns.
8049 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8051 PR rtl-optimization/70687
8052 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8053 instead of unsigned HOST_WIDE_INT.
8055 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8057 PR rtl-optimization/44281
8058 * hard-reg-set.h (struct target_hard_regs): New field
8059 x_fixed_nonglobal_reg_set.
8060 (fixed_nonglobal_reg_set): New macro.
8061 * reginfo.c (init_reg_sets_1): Initialize it.
8062 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8064 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8066 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8068 PR tree-optimization/56541
8069 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8070 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8071 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8072 (any_complicated_phi): new static variable.
8073 (aggressive_if_conv): delete.
8074 (if_convertible_phi_p): support phis with more than two arguments.
8075 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8076 critical pred edges.
8077 (ifcvt_split_critical_edges): support phis with more than two
8078 arguments by checking new parameter. only split critical edges
8080 (tree_if_conversion): handle simd pragma marked loop using new
8081 local variable aggressive_if_conv. check any_complicated_phi.
8083 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8085 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8088 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8090 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8093 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8095 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8096 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8097 define_insn_and_split.
8098 (mulsi3_i): New define_insn_and_split.
8099 (mulsi3_call): Convert to define_insn.
8100 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8103 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8105 * machmode.h (mode_complex): Add support to give the complex mode
8107 (GET_MODE_COMPLEX_MODE): Likewise.
8108 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8109 stored by build_complex_type and gfc_build_complex_type instead of
8110 trying to figure out the appropriate mode based on the size. Raise
8111 an assertion error, if the type was not set.
8112 * genmodes.c (struct mode_data): Add field for the complex type of
8114 (blank_mode): Likewise.
8115 (make_complex_modes): Remember the complex mode created in the
8117 (emit_mode_complex): Write out the mode_complex array to map a
8118 type mode to the complex version.
8119 (emit_insn_modes_c): Likewise.
8120 * tree.c (build_complex_type): Set the complex type to use before
8121 calling layout_type.
8122 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8123 support for __float128 complex datatypes.
8124 (rs6000_hard_regno_mode_ok): Likewise.
8125 (rs6000_setup_reg_addr_masks): Likewise.
8126 (rs6000_complex_function_value): Likewise.
8127 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8128 __float128 and __ibm128 complex.
8129 (FLOAT128_IBM_P): Likewise.
8130 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8131 * doc/extend.texi (Additional Floating Types): Document that
8132 -mfloat128 must be used to enable __float128. Document complex
8133 __float128 and __ibm128 support.
8135 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8138 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8139 char/short arguments promoted to int because of promote_prototypes.
8141 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8143 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8144 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8145 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8146 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8147 alternatives using "enabled" attribute. Use register_ssemem_operand
8148 as operand 1 predicate.
8149 (*cmpi<unord>xf_i387): Split XFmode pattern from
8150 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8151 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8152 *absneg<mode>2_i387. Disable unsupported alternatives using
8153 "enabled" attribute.
8154 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8156 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8158 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8160 (oacc_loop_process): Check mask for loop termination.
8162 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8164 * cif-code.def (CIF_THUNK): Add.
8165 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8168 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8170 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8171 (dump_inline_summary): Dump it.
8172 (fp_expression_p): New predicate.
8173 (estimate_function_body_sizes): Use it.
8174 (inline_merge_summary): Merge fp_expressions.
8175 (inline_read_section): Read fp_expressions.
8176 (inline_write_summary): Write fp_expressions.
8177 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8178 codegen boundary if either caller or callee is !fp_expressions.
8179 * ipa-inline.h (inline_summary): Add fp_expressions.
8180 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8181 to fp_expressions be sure the fp generation flags are updated.
8183 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8185 PR rtl-optimization/70467
8186 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8188 PR rtl-optimization/70467
8189 * ipa-pure-const.c (check_call): Handle internal calls even in
8190 ipa mode like in local mode.
8192 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8194 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8196 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8198 * match.pd (X u< X, X u> X): New transformations.
8200 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8202 * flag-types.h (enum warn_strict_overflow_code): Move ...
8203 * coretypes.h: ... here.
8204 * fold-const.h (fold_overflow_warning): Declare.
8205 * fold-const.c (fold_overflow_warning): Make non-static.
8206 (fold_comparison): Move the transformation of X +- C1 CMP C2
8207 into X CMP C2 -+ C1 ...
8208 * match.pd: ... here.
8209 * gimple-fold.c (fold_stmt_1): Protect with
8210 fold_defer_overflow_warnings.
8212 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8214 * omp-low.c (struct oacc_loop): Add 'inner' field.
8215 (new_oacc_loop_raw): Initialize it to zero.
8216 (oacc_loop_fixed_partitions): Initialize it.
8217 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8218 available partitioning.
8220 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8222 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8224 (umulsidi3): Likewise.
8225 (indirect_jump): Fix jump instruction assembly patterns.
8227 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8230 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8231 (nvptx_function_value): Assert non-NULL cfun.
8233 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8235 PR rtl-optimization/70886
8236 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8238 * cselib.h (rtx_equal_for_cselib_1): Declare.
8239 (rtx_equal_for_cselib_p: New inline function.
8240 * cselib.c (rtx_equal_for_cselib_p): Delete.
8241 (rtx_equal_for_cselib_1): Make public.
8243 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8245 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8246 (register_mixssei387nonimm_operand): Remove predicate.
8247 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8248 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8249 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8250 for TARGET_MIX_SSE_I387 alternatives.
8251 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8252 Disable unsupported alternatives using "enabled" attribute. Use
8253 nonimm_ssenomem_operand as operand 1 predicate. Also check
8254 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8256 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8258 * tree.c (cst_and_fits_in_hwi): Simplify.
8260 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8262 * tree.h (wi::to_wide): New function.
8263 * expr.c (expand_expr_real_1): Use wi::to_wide.
8264 * fold-const.c (int_const_binop_1): Likewise.
8265 (extract_muldiv_1): Likewise.
8267 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8269 * wide-int.h: Update offset_int and widest_int documentation.
8270 (WI_SIGNED_SHIFT_RESULT): New macro.
8271 (wi::binary_shift): Define signed_shift_result_type for
8272 shifts on offset_int- and widest_int-like types.
8273 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8274 * tree.h (int_bit_position): Use shift operators instead of wi::
8276 * alias.c (adjust_offset_for_component_ref): Likewise.
8277 * expr.c (get_inner_reference): Likewise.
8278 * fold-const.c (fold_comparison): Likewise.
8279 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8280 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8281 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8282 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8283 (stmt_kills_ref_p): Likewise.
8284 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8285 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8286 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8287 (ao_ref_init_from_vn_reference): Likewise.
8289 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8291 * wide-int.h: Update offset_int and widest_int documentation.
8292 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8293 (wi::binary_traits): Allow ordered comparisons between offset_int and
8294 offset_int, between widest_int and widest_int, and between either
8295 of these types and basic C types.
8296 (operator <, <=, >, >=): Define for the same combinations.
8297 * tree.h (tree_int_cst_lt): Use comparison operators instead
8298 of wi:: comparisons.
8299 (tree_int_cst_le): Likewise.
8300 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8301 (fold_nonarray_ctor_reference): Likewise.
8302 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8303 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8304 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8305 * tree-sra.c (completely_scalarize): Likewise.
8306 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8307 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8308 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8309 (check_for_binary_op_overflow): Likewise.
8310 (search_for_addr_array): Likewise.
8311 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8313 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8315 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8316 (arc_save_restore): Likewise.
8317 (arc_dwarf_register_span): Likewise.
8318 (arc_output_pic_addr_const): Initialize suffix variable.
8320 2016-05-02 Martin Liska <mliska@suse.cz>
8322 * symbol-summary.h (function_summary::function_summary):
8323 Remove checking assert for all cgraph nodes.
8324 (function_summary::get): Check summary_uid.
8325 (symtab_insertion): Check summary_uid.
8327 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8329 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8330 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8332 (arc_dwarf_register_span): Remove enum keyword.
8333 (compact_memory_operand_p): New function.
8334 * config/arc/arc.h (reg_class): Add code density register classes.
8335 (REG_CLASS_NAMES): Likewise.
8336 (REG_CLASS_CONTENTS): Likewise.
8337 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8338 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8339 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8340 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8341 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8343 (h, Rcd, Rsd, Rzd): New register constraints.
8344 (T): Use compact_memory_operand_p function.
8345 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8347 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8349 * config/sh/sh.md (*negnegt, *movtt): Remove.
8351 2016-05-02 Marek Polacek <polacek@redhat.com>
8352 Tom de Vries <tom@codesourcery.com>
8354 PR tree-optimization/70700
8355 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8356 bigger than FIRST_REF_NODE.
8358 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8361 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8363 (prepare_cbranch_operands): Don't use scratch register. Assume that
8364 function is used when pseudos can be created.
8365 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8366 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8367 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8368 define_expand. Allow it only when pseudos can be created.
8369 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8371 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8373 * config/i386/constraints.md (BC): Only allow -1 operands.
8374 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8375 Add "enabled" attribute. Update XI mode attribute calculation.
8376 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8377 (*movoi_internal_avx): Update XI mode attribute calculation.
8378 (*movti_internal): Ditto.
8380 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8382 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8383 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8385 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8387 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8388 statement on instruction code. Remove trailing spaces.
8389 (altivec_expand_stv_builtin): Likewise.
8391 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8393 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8394 (TARGET_FPU_DOUBLE): Simplify.
8395 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8396 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8397 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8398 with 'TARGET_FPU_DOUBLE'.
8399 * config/sh/sh.md: Likewise.
8401 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8403 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8404 SH_DIV_STR_FOR_SIZE): Remove.
8405 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8406 SH_DIV_STR_FOR_SIZE): Remove.
8408 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8410 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8411 logical_reg_operand): Delete.
8412 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8413 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8414 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8415 match_operand and match_test.
8416 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8417 variables on their first use. Return bool values.
8418 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8419 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8420 arith_reg_operand for input operand. Remove empty constraints.
8422 (*xorsi3_compact): Rename to xorsi3.
8423 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8424 (*zero_extend<mode>si2_disp_mem): Update comment.
8427 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8429 * config/sh/t-sh: Remove SH5 support.
8430 * config.gcc: Likewise.
8431 * configure: Likewise.
8433 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8435 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8437 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8439 * config/sh/sh.c (register_sh_passes, sh_option_override,
8440 sh_print_operand, prepare_move_operands,
8441 sh_can_follow_jump): Remove TARGET_SH1 checks.
8442 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8443 PROMOTE_MODE): Likewise.
8444 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8447 2016-04-30 Alan Modra <amodra@gmail.com>
8449 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8450 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8451 Check for user regs later to avoid unnecessary looping over regs.
8452 Merge user reg check with non-saved reg check. Don't force
8453 inline VR restore when static chain used.
8454 (rs6000_frame_related): Omit eh_frame info for user regs when
8456 (fixed_regs_p): Delete.
8458 2016-04-30 Alan Modra <amodra@gmail.com>
8460 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8461 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8464 2016-04-30 Alan Modra <amodra@gmail.com>
8467 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8468 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8471 2016-04-30 Alan Modra <amodra@gmail.com>
8473 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8474 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8475 flag_pic test for Darwin.
8477 2016-04-30 Alan Modra <amodra@gmail.com>
8479 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8480 throw_calls_crossed.
8481 (REG_FREQ_CALLS_CROSSED): Delete.
8482 (REG_N_THROWING_CALLS_CROSSED): Delete.
8483 * regstat.c (regstat_bb_compute_ri): Don't calculate
8484 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8485 (dump_reg_info): Don't print call cross frequency.
8486 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8487 and REG_N_THROWING_CALLS_CROSSED.
8489 2016-04-30 Alan Modra <amodra@gmail.com>
8491 * regs.h (struct reg_info_t): Delete live_length.
8492 (REG_LIVE_LENGTH): Delete macro.
8493 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8494 local_live, local_processed and local_live_last_luid params.
8495 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8497 (regstat_compute_ri): Adjust for above. Don't set
8499 (dump_reg_info): Don't print live length.
8500 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8501 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8502 Localize loop_depth var.
8504 2016-04-30 Alan Modra <amodra@gmail.com>
8506 * ira.c (enum valid_equiv): New.
8507 (validate_equiv_mem): Return enum.
8508 (update_equiv_mem): Create replacement in more cases.
8509 (add_store_equivs): Update validate_equiv_mem call.
8511 2016-04-30 Alan Modra <amodra@gmail.com>
8513 * ira.c (combine_and_move_insns): Rather than scanning insns,
8514 use DF infrastucture to find use and def insns.
8516 2016-04-30 Alan Modra <amodra@gmail.com>
8518 ira.c (combine_and_move_insns): Move invariant conditions..
8519 (ira.c): ..to here. Call combine_and_move_insns before
8520 add_store_equivs. Call grow_reg_equivs later. Allocate
8521 req_equiv later using max_reg_num() rather than global max_regno.
8522 (contains_replace_regs): Delete.
8523 (add_store_equivs): Remove contains_replace_regs test.
8525 2016-04-30 Alan Modra <amodra@gmail.com>
8527 * ira.c (struct equiv_mem_data): New.
8528 (equiv_mem, equiv_mem_modified): Delete static vars.
8529 (validate_equiv_mem_from_store): Use "data" param to communicate..
8530 (validate_equiv_mem): ..from here.
8532 2016-04-30 Alan Modra <amodra@gmail.com>
8534 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8536 (update_reg_equivs): ..here. Move allocation and freeing of
8537 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8538 end_alias_analysis to..
8541 2016-04-30 Alan Modra <amodra@gmail.com>
8543 * ira.c (pdx_subregs): Delete.
8544 (struct equivalence): Add pdx_subregs field.
8545 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8547 (update_equiv_regs): Don't create or free pdx_subregs. Update
8550 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8552 * config/rs6000/altivec.h: Change definitions of vec_xl and
8554 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8555 (LD_ELEMREV_V2DI): New.
8556 (LD_ELEMREV_V4SF): New.
8557 (LD_ELEMREV_V4SI): New.
8558 (LD_ELEMREV_V8HI): New.
8559 (LD_ELEMREV_V16QI): New.
8560 (ST_ELEMREV_V2DF): New.
8561 (ST_ELEMREV_V2DI): New.
8562 (ST_ELEMREV_V4SF): New.
8563 (ST_ELEMREV_V4SI): New.
8564 (ST_ELEMREV_V8HI): New.
8565 (ST_ELEMREV_V16QI): New.
8568 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8569 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8570 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8571 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8572 (altivec_expand_builtin): Add handling for
8573 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8574 (rs6000_invalid_builtin): Add error-checking for
8575 RS6000_BTM_P9_VECTOR.
8576 (altivec_init_builtins): Define builtins used to implement vec_xl
8578 (rs6000_builtin_mask_names): Define power9-vector.
8579 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8580 (RS6000_BTM_P9_VECTOR): Define.
8581 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8582 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8583 (vsx_ld_elemrev_v2df): Likewise.
8584 (vsx_ld_elemrev_v4sf): Likewise.
8585 (vsx_ld_elemrev_v4si): Likewise.
8586 (vsx_ld_elemrev_v8hi): Likewise.
8587 (vsx_ld_elemrev_v16qi): Likewise.
8588 (vsx_st_elemrev_v2df): Likewise.
8589 (vsx_st_elemrev_v2di): Likewise.
8590 (vsx_st_elemrev_v4sf): Likewise.
8591 (vsx_st_elemrev_v4si): Likewise.
8592 (vsx_st_elemrev_v8hi): Likewise.
8593 (vsx_st_elemrev_v16qi): Likewise.
8594 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8597 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8599 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8601 (simplify_control_stmt_condition_1): ... here. Recurse into
8602 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8604 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8607 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8608 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8609 define_insn_and_split to define_insn.
8610 (zero_extendqi<mode>2_dot2): Same.
8611 (extendqi<mode>2_dot): Same.
8612 (extendqi<mode>2_dot2): Same.
8614 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8616 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8617 (probe_stack): New expander.
8618 (probe_stack_<mode>): New insn pattern.
8620 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8622 * config/i386/i386.md
8623 (operations with memory inputs setting flags peephole2):
8624 Remove uneeded REG_P checks. Cleanup pattern generation.
8626 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8628 * tree-vect-loop.c (vect_transform_loop): Fix
8629 nb_iterations_upper_bound computation for vectorized loop.
8631 2016-04-29 Marek Polacek <polacek@redhat.com>
8632 Jakub Jelinek <jakub@redhat.com>
8635 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8636 TARGET_EXPR_SLOT as a base.
8638 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8640 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8641 with 'rCm2' constraints to limit possible immediate size.
8642 (*load_zeroextendqisi_update): Likewise.
8643 (*load_signextendqisi_update): Likewise.
8644 (*loadhi_update): Likewise.
8645 (*load_zeroextendhisi_update): Likewise.
8646 (*load_signextendhisi_update): Likewise.
8647 (*loadsi_update): Likewise.
8648 (*loadsf_update): Likewise.
8650 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/predicates.md (constm1_operand): Fix comparison.
8654 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8656 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8658 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8660 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8661 remaining SH5 related settings.
8662 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8663 shmedia_prepare_call_address): Delete.
8664 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8665 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8666 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8667 UNSUPPORTED_SH2A): Remove m5 checks.
8668 (sh_divide_strategy_e): Remove SH5 division strategies.
8669 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8670 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8672 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8674 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8676 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8678 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8679 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8681 * config/s390/vector.md ("mov<mode>"): Likewise.
8683 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8685 * config/s390/constraints.md ("U", "W"): Invoke
8686 s390_mem_constraint with "ZR" and "ZT".
8687 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8688 addresses when using LRA. Accept also short displacements for S
8689 and T constraints. Do not check for long displacement target for
8690 S and T constraints.
8691 (s390_mem_constraint): Remove handling of U and W constraints.
8692 * config/s390/s390.md (various patterns): Remove the short
8693 displacement constraints (Q and R) if a long displacement
8694 constraint is present. Add longdisp as required CPU capability.
8695 * config/s390/vector.md: Likewise.
8696 * config/s390/vx-builtins.md: Likewise.
8698 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8701 * reload1.c (reload): Call finish_spills before
8702 restarting reload loop. Skip select_reload_regs
8703 if update_eliminables_and_spill returns true.
8705 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8707 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8708 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8709 (umulhisi3_imm): Update predicates and constraint letters.
8710 (umulhisi3_reg): Declare instruction as commutative.
8711 * config/arc/constraints.md (J12, J16): New constraints.
8712 * config/arc/predicates.md (short_unsigned_const_operand): New
8714 (arc_short_operand): Likewise.
8715 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8717 2016-04-29 Richard Biener <rguenther@suse.de>
8719 PR tree-optimization/13962
8720 PR tree-optimization/65686
8721 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8722 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8723 using PTA to compare pointers.
8724 * match.pd: Add pattern for pointer equality compare simplification
8725 using ptrs_compare_unequal.
8727 2016-04-29 Richard Biener <rguenther@suse.de>
8729 * stor-layout.c (layout_type): Do not build a pointer-to-element
8732 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8734 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8735 Use SWI mode iterator. Use general_reg_operand predicate.
8736 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8737 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8740 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8743 * fold-const.c (operand_equal_p): Don't verify hash value equality
8745 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8748 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8751 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8752 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8753 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8754 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8755 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8757 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8759 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8760 to info. Don't initialize separate fields to 0. Clean up
8763 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8765 * config/i386/i386.md (peephole2s for operations with memory inputs):
8766 Use SWI mode iterator.
8767 (peephole2s for operations with memory outputs): Ditto.
8768 Do not check for stack checking probe.
8770 (probe_stack): Remove expander.
8772 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8773 Andrew Burgess <andrew.burgess@embecosm.com>
8775 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8776 operands as 32-bits.
8778 2016-04-28 Jason Merrill <jason@redhat.com>
8780 * gdbinit.in: Skip line-map.h.
8782 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8783 Andrew Burgess <andrew.burgess@embecosm.com>
8785 * config/arc/arc.c (arc_conditional_register_usage): Take
8786 TARGET_RRQ_CLASS into account.
8787 (arc_print_operand): Support printing 'p' and 's' operands.
8788 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8790 (TARGET_RRQ_CLASS): Define.
8791 (IS_POWEROF2_OR_0_P): Define.
8792 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8794 (*tst_movb): New define_insn.
8795 (*tst): Avoid recognition if it could prevent '*tst_movb'
8796 combination; replace c/CnL with c/Chs alternative.
8797 (*tst_bitfield_tst): New define_insn.
8798 (*tst_bitfield_asr): New define_insn.
8799 (*tst_bitfield): New define_insn.
8800 (andsi3_i): Add Rrq variant.
8801 (extzv): New define_expand.
8802 (insv): New define_expand.
8803 (*insv_i): New define_insn.
8804 (*movb): New define_insn.
8805 (*movb_signed): New define_insn.
8806 (*movb_high): New define_insn.
8807 (*movb_high_signed): New define_insn.
8808 (*movb_high_signed + 1): New define_split pattern.
8809 (*mrgb): New define_insn.
8810 (*mrgb + 1): New define_peephole2 pattern.
8811 (*mrgb + 2): New define_peephole2 pattern.
8812 * config/arc/arc.opt (mbitops): New option for nps400, uses
8813 TARGET_NPS_BITOPS_DEFAULT.
8814 * config/arc/constraints.md (q): Make register class conditional.
8815 (Rrq): New register constraint.
8816 (Chs): New constraint.
8817 (Clo): New constraint.
8818 (Chi): New constraint.
8819 (Cbf): New constraint.
8820 (Cbn): New constraint.
8821 (C18): New constraint.
8822 (Cbi): New constraint.
8824 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8826 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8828 (bitmap_intersection_of_preds): Ditto.
8829 (bitmap_union_of_succs): Ditto.
8830 (bitmap_union_of_preds): Ditto.
8831 * sbitmap.c (do_popcount): Delete.
8832 (BITMAP_DEBUGGING): Delete.
8833 (sbitmap_verify_popcount): Delete.
8834 (sbitmap_alloc): Don't initialize the popcount field.
8835 (sbitmap_alloc_with_popcount): Delete.
8836 (sbitmap_resize): Don't resize the popcount array.
8837 (sbitmap_vector_alloc): Don't initialize the popcount field.
8838 (bitmap_copy): Don't copy the popcount array.
8839 (bitmap_clear): Don't clear the popcount array.
8840 (bitmap_clear): Delete the popcount array handling.
8841 (bitmap_ior_and_compl): Delete the popcount assert.
8842 (bitmap_not): Ditto.
8843 (bitmap_and_compl): Ditto.
8844 (bitmap_and): Delete the popcount array handling.
8845 (bitmap_xor): Ditto.
8846 (bitmap_ior): Ditto.
8847 (bitmap_or_and): Delete the popcount assert.
8848 (bitmap_and_or): Ditto.
8849 (popcount_table): Delete.
8850 (sbitmap_elt_popcount): Delete.
8851 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8852 (bitmap_set_bit): Delete the popcount assert.
8853 (bitmap_clear_bit): Ditto.
8854 (sbitmap_free): Don't free the popcount array.
8855 (sbitmap_alloc_with_popcount): Delete declaration.
8856 (sbitmap_popcount): Ditto.
8858 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8859 Andrew Burgess <andrew.burgess@embecosm.com>
8861 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8862 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8863 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8864 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8865 * config/arc/arc.opt (mcmem): New option.
8866 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8867 supply length for r/m alternative.
8868 (*extendqisi2_ac): Likewise.
8869 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8871 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8872 (movhi_insn): Likewise.
8873 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8874 (*zero_extendqihi2_i): Add r/Ucm alternative.
8875 (*zero_extendqisi2_ac): Likewise.
8876 (*zero_extendhisi2_i): Likewise.
8877 * config/arc/constraints.md (Uex): New memory constraint.
8878 (Ucm): New define_constraint.
8879 * config/arc/predicates.md (long_immediate_loadstore_operand):
8880 Return 0 for MEM with cmem_address address.
8881 (cmem_address_0): New predicates.
8882 (cmem_address_1): Likewise.
8883 (cmem_address_2): Likewise.
8884 (cmem_address): Likewise.
8886 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8888 * config/rs6000/rs6000.c (machine_function): Rename
8889 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8890 (rs6000_stack_info): Adjust.
8892 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8893 Andrew Burgess <andrew.burgess@embecosm.com>
8895 * config/arc/constraints.md (Usd): Convert to define_constraint.
8899 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8902 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8903 Add new peephole2 where the first insn is *mov<mode>_or instead of
8904 *mov<mode>_internal.
8906 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8908 * tracer.c (bb_seen): Make static.
8910 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8912 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8913 support, setup defaults.
8914 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8915 * config/arc/arc.c (arc_init): Add NPS400 support.
8916 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8917 (TARGET_ARC700): NPS400 is also an ARC700.
8918 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8920 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8923 * config/nds32/nds32.md (casesi): Don't access the operands array
8926 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8928 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8929 (or $-1,reg peephole2): Ditto.
8930 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8932 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8934 * doc/extend.texi (Common Function Attributes) [optimize]:
8935 Discourage use of the optimize attribute.
8937 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8939 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8940 special case builtin.
8941 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8942 ALTIVEC_BUILTIN_VEC_ADDE.
8943 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8944 support for ALTIVEC_BUILTIN_VEC_ADDE.
8945 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8946 for __builtin_vec_adde.
8948 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8950 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8951 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8953 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8956 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8957 attributes): Document cilkplus_runtime.
8959 2016-04-28 Martin Jambor <mjambor@suse.cz>
8961 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8962 this function. Call verify_expr on MEM_REFs and bases of other
8965 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8967 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8968 for WORD_REGISTER_OPERATIONS to runtime check.
8970 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8972 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8974 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8976 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8977 big-endian compilation.
8978 * config/arc/arc.md (addf3): Likewise.
8982 2016-04-28 Richard Biener <rguenther@suse.de>
8984 PR tree-optimization/70840
8985 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8986 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8987 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8988 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8990 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8992 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8993 and explain why in a comment.
8995 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8997 * config/arc/arc.md (cpu_facility): Add fpx variant.
8998 (subdf3): Prohibit use reverse sub when assist operations option
9000 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9001 instructions only when FPX is enabled.
9002 * testsuite/gcc.target/arc/trsub.c: New test.
9004 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9006 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9007 mult_operator when calculating "type" attribute.
9008 (*fop_<mode>_1_i387): Ditto.
9009 (*fop_xf_1_i387): Ditto.
9010 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9011 Use std::swap to swap operands. Use RTL expressions to generate
9014 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9015 Joern Rennecke <joern.rennecke@embecosm.com>
9017 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9019 (emit_pic_move): Remove.
9020 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9021 * config/arc/arc.c (emit_pic_move): Removed.
9022 (TARGET_HAVE_TLS): Define.
9023 (arc_conditional_register_usage): Test for arc_tp_regno.
9024 (arc_print_operand, arc_print_operand_address): Handle TLS
9026 (arc_needs_pcl_p): New function.
9027 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9028 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9029 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9030 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9031 (arc_legitimize_tls_address): Likewise.
9032 (DTPOFF_ZERO_SYM): Define.
9033 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9034 (arc_output_pic_addr_const): Print TLS unspecs.
9035 (prepare_pic_move): New function, replaces emit_pic_move.
9036 (arc_legitimate_constant_p): Handle TLS unspecs.
9037 (arc_legitimate_address_p): Likewise.
9038 (arc_rewrite_small_data_p): Use assert for TLS constants.
9039 (prepare_move_operands): Use prepare_pic_move.
9040 (arc_legitimize_address): Legitimize tls addresses.
9041 (arc_epilogue_uses): Check for arc_tp_regno.
9042 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9043 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9045 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9047 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9048 %(arc_tls_extra_start_spec).
9049 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9050 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9052 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9053 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9054 (UNSPEC_TLS_OFF): Add.
9056 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9057 (get_thread_pointersi): New patterns.
9058 * config/arc/arc.opt (mtp-regno): New option.
9059 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9060 (move_dest_operand): Likewise.
9061 * configure: Regenerate.
9062 * configure.ac: Add arc*-*-* case to test for tls.
9063 * doc/invoke.texi (ARC options): Document mtp-regno.
9065 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9067 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9068 the new ARC HS SIMD instructions.
9069 (arc_preferred_simd_mode): New function.
9070 (arc_autovectorize_vector_sizes): Likewise.
9071 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9072 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9073 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9074 (arc_init_builtins): Add new SIMD builtin types.
9075 (arc_split_move): Handle 64 bit vector moves.
9076 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9077 (TARGET_PLUS_QMACW): Define.
9078 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9079 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9080 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9081 (VSUBADD4H): New builtins.
9082 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9083 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9085 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9086 Matthias Klose <doko@debian.org>
9088 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9090 2016-04-28 Richard Biener <rguenther@suse.de>
9093 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9096 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9098 * common/config/sh/sh-common.c: Remove SH5 support.
9099 * config/sh/constraints.md: Likewise.
9100 * config/sh/config/sh/elf.h: Likewise.
9101 * config/sh/linux.h: Likewise.
9102 * config/sh/netbsd-elf.h: Likewise.
9103 * config/sh/predicates.md: Likewise.
9104 * config/sh/sh-c.c: Likewise.
9105 * config/sh/sh-protos.h: Likewise.
9106 * config/sh/sh.c: Likewise.
9107 * config/sh/sh.h: Likewise.
9108 * config/sh/sh.md: Likewise.
9109 * config/sh/sh.opt: Likewise.
9110 * config/sh/sync.md: Likewise.
9111 * config/sh/sh64.h: Delete.
9112 * config/sh/shmedia.h: Likewise.
9113 * config/sh/shmedia.md: Likewise.
9114 * config/sh/sshmedia.h: Likewise.
9115 * config/sh/t-netbsd-sh5-64: Likewise.
9116 * config/sh/t-sh64: Likewise.
9117 * config/sh/ushmedia.h: Likewise.
9119 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9121 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9122 general_reg_operand instead of register_operand predicate.
9124 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9126 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9128 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9130 * match.pd (A - B > A, A + B < A): New transformations.
9132 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9134 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9135 which defaults to true. Emit an outer pair of parentheses only if
9136 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9137 don't emit parentheses for the right-hand operand.
9139 2016-04-27 Jeff Law <law@redhat.com>
9141 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9143 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9145 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9146 (altivec_lvx_<mode>_internal): Document.
9147 (altivec_lvx_<mode>_2op): New define_insn.
9148 (altivec_lvx_<mode>_1op): Likewise.
9149 (altivec_lvx_<mode>_2op_si): Likewise.
9150 (altivec_lvx_<mode>_1op_si): Likewise.
9151 (altivec_stvx_<mode>): Remove.
9152 (altivec_stvx_<mode>_internal): Document.
9153 (altivec_stvx_<mode>_2op): New define_insn.
9154 (altivec_stvx_<mode>_1op): Likewise.
9155 (altivec_stvx_<mode>_2op_si): Likewise.
9156 (altivec_stvx_<mode>_1op_si): Likewise.
9157 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9158 Expand vec_ld and vec_st during parsing.
9159 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9161 (altivec_expand_stvx_be): Likewise.
9162 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9163 address-masking behavior in RTL.
9164 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9165 address-masking behavior in RTL.
9166 (altivec_expand_builtin): Change builtin code arguments for calls
9167 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9168 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9169 presence of lvx/stvx patterns.
9170 (alignment_with_canonical_addr): New function.
9171 (alignment_mask): Likewise.
9172 (find_alignment_op): Likewise.
9173 (recombine_lvx_pattern): Likewise.
9174 (recombine_stvx_pattern): Likewise.
9175 (recombine_lvx_stvx_patterns): Likewise.
9176 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9177 stvx patterns from expand.
9178 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9180 (vector_altivec_store_<mode>): Likewise.
9182 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9184 * config/aarch64/aarch64.md
9185 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9186 remove the "fp" attributes.
9187 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9188 add the "simd" attributes.
9189 (*movdf_aarch64): Likewise.
9190 (*movtf_aarch64): Remove the "fp" attributes.
9191 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9192 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9194 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9196 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9197 rtx to rtx_code_label *.
9198 * rtl.h (maybe_set_first_label_num): Likewise.
9200 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9202 * df-core.c (df_add_problem): Make the problem param be const.
9203 (df_remove_problem): Make local "problem" be const.
9204 * df-problems.c (problem_RD): Make const.
9205 (problem_LR): Likewise.
9206 (problem_LIVE): Likewise.
9207 (problem_MIR): Likewise.
9208 (problem_CHAIN): Likewise.
9209 (problem_WORD_LR): Likewise.
9210 (problem_NOTE): Likewise.
9211 (problem_MD): Likewise.
9212 * df-scan.c (problem_SCAN): Likewise.
9213 * df.h (struct df_problem): Make field "dependent_problem" be
9215 (struct dataflow): Likewise for field "problem".
9216 (df_add_problem): Make param const.
9218 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9220 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9221 inter-unit moves to/from vector registers are enabled. Do not disable
9224 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9226 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9227 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9229 (enum df_problem_id): ...this new enum.
9230 (struct df_problem): Convert field "id" from "int" to
9233 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9235 * rtl.def: Update comment for "things in the instruction chain" to
9236 reflect the removal of the leading "i" field for INSN_UID in
9237 r210360. Fix bogus apostrophe.
9239 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9241 * config/i386/i386.md
9242 (lea arith with mem operand + setcc peephole2): Set operator mode.
9244 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9247 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9248 (dimode_scalar_to_vector_candidate_p): This.
9249 (timode_scalar_to_vector_candidate_p): New function.
9250 (scalar_to_vector_candidate_p): Likewise.
9251 (timode_check_non_convertible_regs): Likewise.
9252 (timode_remove_non_convertible_regs): Likewise.
9253 (remove_non_convertible_regs): Likewise.
9254 (remove_non_convertible_regs): Renamed to ...
9255 (dimode_remove_non_convertible_regs): This.
9256 (scalar_chain::~scalar_chain): Make it virtual.
9257 (scalar_chain::compute_convert_gain): Make it pure virtual.
9258 (scalar_chain::mark_dual_mode_def): Likewise.
9259 (scalar_chain::convert_insn): Likewise.
9260 (scalar_chain::convert_registers): Likewise.
9261 (scalar_chain::add_to_queue): Make it protected.
9262 (scalar_chain::emit_conversion_insns): Likewise.
9263 (scalar_chain::replace_with_subreg): Likewise.
9264 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9265 (scalar_chain::convert_op): Likewise.
9266 (scalar_chain::convert_reg): Likewise.
9267 (scalar_chain::make_vector_copies): Likewise.
9268 (scalar_chain::convert_registers): New pure virtual function.
9269 (class dimode_scalar_chain): New class.
9270 (class timode_scalar_chain): Likewise.
9271 (scalar_chain::mark_dual_mode_def): Renamed to ...
9272 (dimode_scalar_chain::mark_dual_mode_def): This.
9273 (timode_scalar_chain::mark_dual_mode_def): New function.
9274 (timode_scalar_chain::convert_insn): Likewise.
9275 (dimode_scalar_chain::convert_registers): Likewise.
9276 (scalar_chain::compute_convert_gain): Renamed to ...
9277 (dimode_scalar_chain::compute_convert_gain): This.
9278 (scalar_chain::replace_with_subreg): Renamed to ...
9279 (dimode_scalar_chain::replace_with_subreg): This.
9280 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9281 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9282 (scalar_chain::make_vector_copies): Renamed to ...
9283 (dimode_scalar_chain::make_vector_copies): This.
9284 (scalar_chain::convert_reg): Renamed to ...
9285 (dimode_scalar_chain::convert_reg ): This.
9286 (scalar_chain::convert_op): Renamed to ...
9287 (dimode_scalar_chain::convert_op): This.
9288 (scalar_chain::convert_insn): Renamed to ...
9289 (dimode_scalar_chain::convert_insn): This.
9290 (scalar_chain::convert): Call convert_registers.
9291 (convert_scalars_to_vector): Change to scalar_chain pointer to
9292 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9293 in 32-bit mode. Delete scalar_chain pointer. Call
9294 free_dominance_info in 64-bit mode.
9295 (pass_stv::gate): Remove TARGET_64BIT check.
9296 (ix86_option_override): Put the 64-bit STV pass before the CSE
9299 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9301 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9302 dw_loc_frame_offset field.
9303 * dwarf2out.c (new_loc_descr): Likewise.
9304 (resolve_args_picking_1): Turn the VISITED hash set into a
9305 FRAME_OFFSET hash map. Use it to associate a frame offset to
9306 visited nodes. Remove uses of the CHECKING_P macro.
9307 (resolve_args_picking): Update call to resolve_args_picking_1.
9309 2016-04-27 Martin Liska <mliska@suse.cz>
9311 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9312 (free_loop_data): Release vuses of groups.
9314 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9316 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9317 instead of redundant use_id and boolean have_use_for.
9318 (struct iv_use): Change sub_id into group_id. Remove field next.
9319 Move fields: related_cands, n_map_members, cost_map and selected
9321 (struct iv_group): ... here. New structure.
9322 (struct iv_common_cand): Use structure declaration directly.
9323 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9324 (MAX_CONSIDERED_USES): Rename macro to ...
9325 (MAX_CONSIDERED_GROUPS): ... here.
9326 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9327 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9328 (dump_uses): Rename to ...
9329 (dump_groups): ... here. Update all uses.
9330 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9331 (find_induction_variables): Refactor format of dump information.
9332 (record_sub_use): Delete.
9333 (record_use): Update all uses.
9334 (record_group): New function.
9335 (record_group_use, find_interesting_uses_op): Call above functions.
9337 (find_interesting_uses_cond): Ditto.
9338 (group_compare_offset): New function.
9339 (split_all_small_groups): Rename to ...
9340 (split_small_address_groups_p): ... here. Update all uses.
9341 (split_address_groups): Update all uses.
9342 (find_interesting_uses): Refactor format of dump information.
9343 (add_candidate_1): Update all uses. Remove redundant check on iv,
9345 (add_candidate, record_common_cand): Remove redundant assert.
9346 (add_iv_candidate_for_biv): Update use.
9347 (add_iv_candidate_derived_from_uses): Update all uses.
9348 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9349 (alloc_use_cost_map): Ditto.
9350 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9351 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9352 (determine_use_iv_cost_generic): Ditto.
9353 (determine_group_iv_cost_generic): Ditto.
9354 (determine_use_iv_cost_address): Ditto.
9355 (determine_group_iv_cost_address): Ditto.
9356 (determine_use_iv_cost_condition): Ditto.
9357 (determine_group_iv_cost_cond): Ditto.
9358 (determine_use_iv_cost): Ditto.
9359 (determine_group_iv_cost): Ditto.
9360 (set_autoinc_for_original_candidates): Update all uses.
9361 (find_iv_candidates): Update all uses. Refactor dump information.
9362 (determine_use_iv_costs): Ditto.
9363 (determine_iv_costs): Ditto.
9364 (iv_ca_cand_for_use): Rename to ...
9365 (iv_ca_cand_for_group): ... here. Update all uses.
9366 (iv_ca_add_use, iv_ca_add_group): Ditto.
9367 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9368 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9369 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9370 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9371 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9372 (create_new_iv, adjust_iv_update_pos): Ditto.
9373 (rewrite_use_address): Delete.
9374 (rewrite_use_address_1): Rename to ...
9375 (rewrite_use_address): ... here.
9376 (rewrite_use_compare): Update all uses.
9377 (rewrite_use): Delete.
9378 (rewrite_uses): Rename to ...
9379 (rewrite_groups): ... here. Update all uses.
9380 (remove_unused_ivs, free_loop_data): Update all uses.
9381 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9383 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9385 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9386 for WORD_REGISTER_OPERATIONS to runtime check.
9388 2016-04-27 Richard Biener <rguenther@suse.de>
9391 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9392 aggregate_value_p to determine if a function result is
9393 returned by reference.
9394 (ipa_pta_execute): Functions having their address taken are
9395 not automatically nonlocal.
9397 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9400 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9401 * fold-const.c (operand_equal_p): If flag_checking and
9402 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9403 and if it returns non-zero, assert iterative_hash_expr on both
9406 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9408 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9410 2016-04-27 Nick Clifton <nickc@redhat.com>
9413 * varasm.c (merge_weak): Generate an error if an attempt is made
9414 to convert a non-weak static function into a weak, public function.
9416 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9418 * params.def (MAX_PARTITION_SIZE): New param.
9419 * doc/invoke.texi: Document lto-max-partition.
9421 2016-04-27 Richard Biener <rguenther@suse.de>
9424 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9425 function cummulating used_from_other_partition, externally_visible
9426 and force_output from aliases.
9427 (refered_from_nonlocal_var): Likewise.
9428 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9429 node flags properly.
9431 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9433 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9434 (-Wmemset-elt-size): New item.
9436 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9439 * stor-layout.h (internal_reference_types): Delete.
9440 * stor-layout.c (reference_types_internal): Likewise.
9441 (internal_reference_types): Likewise.
9442 (layout_type) <REFERENCE_TYPE>: Adjust.
9444 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9447 * tree.h (inchash::add_expr): Add FLAGS argument.
9448 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9449 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9450 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9451 Formatting fix. Adjust recursive calls. For tcc_comparison,
9452 if swap_tree_comparison (code) is smaller than code, hash that
9453 and arguments in the other order. Hash CONVERT_EXPR the same
9454 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9455 of ADDR_EXPR of decl as the decl itself. Add or remove
9456 OEP_ADDRESS_OF from recursive flags as needed. For
9457 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9458 operands commutatively and only the third one normally.
9459 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9461 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9463 * config/rtems.h (LIB_SPEC): Add -latomic.
9465 2016-04-27 Joel Sherrill <joel@rtems.org>
9467 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9468 xilink.ld and flags not relevant to RTEMS.
9470 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9472 * toplev.c (backend_init_target): Avoid calling init_reload when using
9475 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9477 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9478 for loops rather than one for the whole function.
9480 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9482 * match.pd (X + CST CMP X): New transformation.
9484 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9486 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9487 * fold-const.c (fold_binary_loc): Remove 2 transformations
9488 superseded by match.pd.
9489 * match.pd (x+x -> x*2): Generalize to integers.
9491 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9493 * config/i386/i386.md (operation on memory peephole): Duplicate an
9494 existing peephole and adapt it to match lea rather than an operation
9497 PR rtl-optimization/57193
9498 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9500 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9502 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9504 * tree-if-conv.c (any_pred_load_store): New static variable.
9505 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9506 any_pred_load_store instead of and_mask_load_store.
9507 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9508 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9509 (combine_blocks, tree_if_conversion): Ditto.
9511 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9513 PR tree-optimization/70771
9514 PR tree-optimization/70775
9515 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9516 virtual PHI nodes. Delete parameter.
9517 (if_convertible_loop_p_1): Delete argument to above function.
9518 (predicate_all_scalar_phis): Delete code handling single-argument
9520 (tree_if_conversion): Mark and update virtual SSA.
9522 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9525 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9526 (x86_elf_aligned_common): Rename to ...
9527 (x86_elf_aligned_decl_common): ... this.
9528 Add decl arg. Switch to .lbss for largecomm object. Use
9529 LARGECOMM_SECTION_ASM_OP.
9530 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9532 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9533 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9535 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9536 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9538 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9541 * config/i386/i386.c (SECTION_LARGE): Define.
9542 (x86_64_elf_select_section): Set it for large data/bss sections.
9543 Only clear SECTION_WRITE for .lrodata.
9544 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9546 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9547 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9548 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9550 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9551 * doc/tm.texi: Regenerate.
9553 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9556 * configure.ac (--enable-checking): Document extra flag, for
9557 non-release builds default to --enable-checking=yes,extra.
9558 If misc checking and extra checking, define CHECKING_P to 2 instead
9560 * common.opt (fchecking=): Add.
9561 * doc/invoke.texi (-fchecking=): Document.
9562 * doc/install.texi: Document --enable-checking changes.
9563 * configure: Regenerated.
9564 * config.in: Regenerated.
9566 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9568 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9569 attribute instead of which_alternative.
9570 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9571 Use EXT_REX_SSE_REG_P where appropriate.
9573 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/predicates.md (const0_operand): Do not match
9576 const_wide_int code.
9577 (const1_operand): Ditto.
9579 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9581 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9582 for SSE constm1 operands and TARGET_AVX512VL.
9583 (*movti_internal): Ditto.
9584 (*mov<mode>_or): Use constm1_operand predicate.
9585 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9586 for SSE vector_all_ones operands and TARGET_AVX512VL.
9587 * config/i386/predicates.md (constm1_operand): New predicate.
9588 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9589 emission of constant -1 load.
9591 2016-04-25 Jason Merrill <jason@redhat.com>
9593 * gdbinit.in: Skip is-a.h.
9595 * attribs.c (register_scoped_attributes): Fix logic.
9596 * attribs.h: Declare register_scoped_attributes.
9598 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9600 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9601 stxvd2x and stxvw4x built-in functions.
9603 2016-04-25 DJ Delorie <dj@redhat.com>
9605 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9606 (ashrhi3): Likewise.
9607 (lshrhi3): Likewise.
9609 2016-04-25 Richard Biener <rguenther@suse.de>
9611 PR tree-optimization/70780
9612 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9614 (compute_antic): Mark blocks with abnormal preds as visited as
9615 they have a final empty antic-in solution already.
9617 2016-04-25 Michael Collison <michael.collison@linaro.org>
9619 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9621 2016-04-25 Michael Collison <michael.collison@linaro.org>
9623 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9624 mode is VQI to improve mixed mode vectorization.
9625 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9626 define_insn to match low half of signed vaddw.
9627 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9628 define_insn to match high half of signed vaddw.
9629 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9630 define_insn to match low half of unsigned vaddw.
9631 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9632 define_insn to match high half of unsigned vaddw.
9633 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9634 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9635 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9637 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9638 * config/arm/predicates.md (vect_par_constant_high): Support
9639 big endian and simplify by calling
9640 arm_simd_check_vect_par_cnst_half
9641 (vect_par_constant_low): Likewise.
9643 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9645 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9646 predicate for operand 2.
9648 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9649 H.J. Lu <hongjiu.lu@intel.com>
9651 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9652 machine_mode argument.
9653 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9654 constm1_rtx operands. For VOIDmode constants, get mode from
9655 pred_mode. Check mode size if the mode is supported by ABI.
9656 (standard_sse_constant_opcode): Do not use standard_constant_p.
9657 Strictly check ABI support for all-ones operands.
9658 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9659 immediates. Update calls to standard_sse_constant_p.
9660 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9661 (ix86_rtx_costs): Ditto.
9662 * config/i386/i386.md (*movxi_internal_avx512f): Use
9663 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9664 Use (v,BC) alternative instead of (v,C). Use register_operand
9665 checks instead of MEM_P.
9666 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9667 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9668 isa attribute. Use register_operand checks instead of MEM_P.
9669 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9670 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9671 alternative and corresponding sse2 isa attribute.
9672 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9673 to standard_sse_constant_p.
9674 (FP constant splitters): Ditto.
9675 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9677 * config/i386/predicates.md (constm1_operand): Remove.
9678 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9679 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9680 vector_all_ones_operand instead of constm1_operand.
9682 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9684 * print-rtl.c (print_rtx_insn_vec): New function.
9685 * print-rtl.h: New prototype.
9686 * store-motion.c (struct st_expr): Make avail_stores a vector.
9687 (st_expr_entry): Adjust.
9688 (free_st_expr_entry): Likewise.
9689 (print_store_motion_mems): Likewise.
9690 (find_moveable_store): Likewise.
9691 (compute_store_table): Likewise.
9692 (delete_store): Likewise.
9693 (build_store_vectors): Likewise.
9695 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9697 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9699 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9701 * vec.h (vec_safe_contains): New function.
9702 (vec::contains): Likewise.
9703 (vec::begin): Likewise.
9704 (vec::end): Likewise.
9706 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9709 * cfgexpand.c (expand_stack_vars): Fix typo.
9711 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9713 * system.h (list, map, set, vector): Include conditionally.
9714 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9715 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9716 * ipa-icf.c (INCLUDE_LIST): Define.
9717 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9718 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9719 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9720 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9721 * cp/logic.cc (INCLUDE_LIST): Define.
9722 * fortran/trans-common.c (INCLUDE_MAP): Define.
9724 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9726 * auto-profile.c: Remove <string.h> include.
9727 * ipa-icf-gimple.c: Remove <list> include.
9728 * diagnostic.c: Remove <new> include.
9729 * genmatch.c: Likewise.
9730 * pretty-print.c: Likewise.
9731 * toplev.c: Likewise
9732 * c/c-objc-common.c: Likewise.
9733 * cp/error.c: Likewise.
9734 * fortran/error.c: Likewise.
9736 2016-04-22 Richard Biener <rguenther@suse.de>
9738 * lto-streamer-in.c (input_ssa_names): Do not allocate
9739 GIMPLE_NOP for all SSA names.
9740 * lto-streamer-out.c (output_ssa_names): Do not output
9741 SSA names that should have been released.
9743 2016-04-22 Richard Biener <rguenther@suse.de>
9745 PR tree-optimization/70740
9746 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9749 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9752 * config/i386/predicates.md (call_insn_operand): Replace
9753 sibcall_memory_operand with memory_operand.
9755 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9757 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9758 has_single_use() tests.
9759 (register_edge_assert_for_1): Likewise.
9760 (find_assert_locations_1): Check the liveness bitmap instead of
9761 checking has_single_use().
9763 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9766 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9767 Extract AVX-512BW constraint from AVX.
9769 2016-04-21 Richard Biener <rguenther@suse.de>
9771 PR tree-optimization/70725
9772 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9773 for phi_convertible_by_degenerating_args.
9774 (predicate_all_scalar_phis): Handle single-argument PHIs.
9776 2016-04-21 Richard Biener <rguenther@suse.de>
9779 * fold-const.c (fold_comparison): Return properly typed
9782 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9784 PR tree-optimization/70715
9785 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9786 after expanding BASE using expand_simple_operations.
9788 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9790 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9791 New transformations.
9793 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9795 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9797 2016-04-20 Jan Hubicka <jh@suse.cz>
9799 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9800 ultiimate_alias_target.
9801 (update_callee_keys): Likewise.
9802 (lookup_recursive_calls): Likewise.
9803 (speculation_useful_p): Likewise.
9805 2016-04-20 Jan Hubicka <jh@suse.cz>
9808 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9809 (set_nothrow_flag_1): ... this; handle interposition correctly;
9810 recurse on aliases and thunks.
9811 (cgraph_node::set_nothrow_flag): New.
9812 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9813 functions compiled with non-call exceptions that binds to current
9815 (propagate_nothrow): Be safe WRT interposition.
9816 * cgraph.h (set_nothrow_flag): Update prototype.
9818 2016-04-18 Jan Hubicka <jh@suse.cz>
9820 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9821 max_loop_iterations_int.
9822 (tree_unswitch_outer_loop): Likewise.
9824 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9826 PR tree-optimization/69489
9827 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9828 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9829 Revise dump message.
9830 (if_convertible_bb_p): Remove check on edge count of basic block's
9833 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9835 PR tree-optimization/56625
9836 PR tree-optimization/69489
9837 * tree-data-ref.h (DR_INNERMOST): New macro.
9838 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9839 hashing struct innermost_loop_behavior.
9840 (ref_DR_map): Remove.
9841 (innermost_DR_map): New map.
9842 (baseref_DR_map): Revise comment.
9843 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9844 to innermost_DR_map accroding to its innermost loop behavior.
9845 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9846 to its innermost loop behavior.
9847 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9848 Add initialization for innermost_DR_map. Record memory reference
9849 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9850 have innermost loop behavior.
9851 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9854 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9856 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9857 *lea_general_1. Use explicit SWI12 mode interator.
9858 (*lea<mode>_general_2): Rename from *lea_general_2.
9859 Use explicit SWI12 mode interator.
9860 (*lea<mode>_general_3): Rename from *lea_general_3.
9861 Use explicit SWI12 mode interator.
9862 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9863 Use explicit SWI12 mode interator.
9864 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9865 Use explicit SWI48 mode interator.
9867 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9869 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9870 Short-cut unaligned load and store cases. Handle all integer
9872 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9873 and store cases. Call ix86_avx256_split_vector_move_misalign
9874 directly without checking mode class.
9876 2016-04-20 Andrew Pinski <apinski@cavium.com>
9877 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9880 * config/aarch64/aarch64.md (sibcall): Force call
9881 address to be DImode for ILP32.
9882 (sibcall_value): Likewise.
9884 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9886 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9888 2016-04-20 Richard Biener <rguenther@suse.de>
9890 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9891 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9892 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9893 (maybe_push_res_to_seq): Adjust.
9894 * gimple-fold.c (maybe_build_generic_op): Likewise.
9896 2016-04-20 Marek Polacek <polacek@redhat.com>
9898 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9901 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9903 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9904 use kmovw to support AVX512F target.
9906 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9908 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9910 2016-04-20 Marek Polacek <polacek@redhat.com>
9912 PR tree-optimization/70725
9913 * tree-if-conv.c (is_false_predicate): New function.
9914 (predicate_mem_writes): Use it.
9916 2016-04-20 Richard Biener <rguenther@suse.de>
9918 PR tree-optimization/70726
9919 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9920 shift amounts from a pattern stmt operand.
9922 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9925 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9926 stack_restore_from_fpr pattern when restoring r15.
9927 (s390_optimize_prologue): Strip away the memory barrier in the
9928 parallel when trying to get rid of restore insns.
9929 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9930 definition for loading the stack pointer from an FPR. Compared to
9931 the normal move insn this pattern includes a full memory barrier.
9933 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9936 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9937 implicitly linear or lastprivate iterator on the outer context.
9939 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9941 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9943 * config/i386/i386.md (ssememalign): Removed.
9944 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9946 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9949 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9950 const short * to __builtin_ia32_loaddquhi512_mask.
9951 (_mm512_maskz_loadu_epi16): Likewise.
9952 (_mm512_mask_storeu_epi16): Pass short * to
9953 __builtin_ia32_storedquhi512_mask.
9954 (_mm512_mask_loadu_epi8): Pass const char * to
9955 __builtin_ia32_loaddquqi512_mask.
9956 (_mm512_maskz_loadu_epi8): Likewise.
9957 (_mm512_mask_storeu_epi8): Pass char * to
9958 __builtin_ia32_storedquqi512_mask.
9959 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9960 const double * to __builtin_ia32_loadupd512_mask.
9961 (_mm512_mask_loadu_pd): Likewise.
9962 (_mm512_maskz_loadu_pd): Likewise.
9963 (_mm512_storeu_pd): Pass double * to
9964 __builtin_ia32_storeupd512_mask.
9965 (_mm512_mask_storeu_pd): Likewise.
9966 (_mm512_loadu_ps): Pass const float * to
9967 __builtin_ia32_loadups512_mask.
9968 (_mm512_mask_loadu_ps): Likewise.
9969 (_mm512_maskz_loadu_ps): Likewise.
9970 (_mm512_storeu_ps): Pass float * to
9971 __builtin_ia32_storeups512_mask.
9972 (_mm512_mask_storeu_ps): Likewise.
9973 (_mm512_mask_loadu_epi64): Pass const long long * to
9974 __builtin_ia32_loaddqudi512_mask.
9975 (_mm512_maskz_loadu_epi64): Likewise.
9976 (_mm512_mask_storeu_epi64): Pass long long *
9977 to __builtin_ia32_storedqudi512_mask.
9978 (_mm512_loadu_si512): Pass const int * to
9979 __builtin_ia32_loaddqusi512_mask.
9980 (_mm512_mask_loadu_epi32): Likewise.
9981 (_mm512_maskz_loadu_epi32): Likewise.
9982 (_mm512_storeu_si512): Pass int * to
9983 __builtin_ia32_storedqusi512_mask.
9984 (_mm512_mask_storeu_epi32): Likewise.
9985 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9986 char * to __builtin_ia32_storedquqi256_mask.
9987 (_mm_mask_storeu_epi8): Likewise.
9988 (_mm256_mask_loadu_epi16): Pass const short * to
9989 __builtin_ia32_loaddquhi256_mask.
9990 (_mm256_maskz_loadu_epi16): Likewise.
9991 (_mm_mask_loadu_epi16): Pass const short * to
9992 __builtin_ia32_loaddquhi128_mask.
9993 (_mm_maskz_loadu_epi16): Likewise.
9994 (_mm256_mask_loadu_epi8): Pass const char * to
9995 __builtin_ia32_loaddquqi256_mask.
9996 (_mm256_maskz_loadu_epi8): Likewise.
9997 (_mm_mask_loadu_epi8): Pass const char * to
9998 __builtin_ia32_loaddquqi128_mask.
9999 (_mm_maskz_loadu_epi8): Likewise.
10000 (_mm256_mask_storeu_epi16): Pass short * to.
10001 __builtin_ia32_storedquhi256_mask.
10002 (_mm_mask_storeu_epi16): Pass short * to.
10003 __builtin_ia32_storedquhi128_mask.
10004 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10005 const double * to __builtin_ia32_loadupd256_mask.
10006 (_mm256_maskz_loadu_pd): Likewise.
10007 (_mm_mask_loadu_pd): Pass onst double * to
10008 __builtin_ia32_loadupd128_mask.
10009 (_mm_maskz_loadu_pd): Likewise.
10010 (_mm256_mask_storeu_pd): Pass double * to
10011 __builtin_ia32_storeupd256_mask.
10012 (_mm_mask_storeu_pd): Pass double * to
10013 __builtin_ia32_storeupd128_mask.
10014 (_mm256_mask_loadu_ps): Pass const float * to
10015 __builtin_ia32_loadups256_mask.
10016 (_mm256_maskz_loadu_ps): Likewise.
10017 (_mm_mask_loadu_ps): Pass const float * to
10018 __builtin_ia32_loadups128_mask.
10019 (_mm_maskz_loadu_ps): Likewise.
10020 (_mm256_mask_storeu_ps): Pass float * to
10021 __builtin_ia32_storeups256_mask.
10022 (_mm_mask_storeu_ps): ass float * to
10023 __builtin_ia32_storeups128_mask.
10024 (_mm256_mask_loadu_epi64): Pass const long long * to
10025 __builtin_ia32_loaddqudi256_mask.
10026 (_mm256_maskz_loadu_epi64): Likewise.
10027 (_mm_mask_loadu_epi64): Pass const long long * to
10028 __builtin_ia32_loaddqudi128_mask.
10029 (_mm_maskz_loadu_epi64): Likewise.
10030 (_mm256_mask_storeu_epi64): Pass long long * to
10031 __builtin_ia32_storedqudi256_mask.
10032 (_mm_mask_storeu_epi64): Pass long long * to
10033 __builtin_ia32_storedqudi128_mask.
10034 (_mm256_mask_loadu_epi32): Pass const int * to
10035 __builtin_ia32_loaddqusi256_mask.
10036 (_mm256_maskz_loadu_epi32): Likewise.
10037 (_mm_mask_loadu_epi32): Pass const int * to
10038 __builtin_ia32_loaddqusi128_mask.
10039 (_mm_maskz_loadu_epi32): Likewise.
10040 (_mm256_mask_storeu_epi32): Pass int * to
10041 __builtin_ia32_storedqusi256_mask.
10042 (_mm_mask_storeu_epi32): Pass int * to
10043 __builtin_ia32_storedqusi128_mask.
10044 * config/i386/i386-builtin-types.def (PCSHORT): New.
10045 (PINT64): Likewise.
10046 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10047 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10048 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10049 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10050 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10051 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10052 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10053 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10054 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10055 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10056 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10057 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10058 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10059 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10060 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10061 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10062 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10063 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10064 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10065 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10066 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10067 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10068 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10069 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10070 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10071 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10072 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10073 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10074 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10075 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10076 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10077 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10078 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10079 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10080 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10081 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10082 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10083 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10084 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10085 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10086 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10087 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10088 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10089 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10090 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10091 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10092 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10093 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10094 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10096 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10097 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10099 (ix86_expand_vector_move_misalign): Likewise.
10100 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10101 to scalar function prototype for unaligned load/store builtins.
10102 (ix86_expand_special_args_builtin): Updated.
10103 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10104 (UNSPEC_STOREU): Likewise.
10105 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10106 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10107 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10108 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10109 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10110 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10111 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10112 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10113 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10114 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10115 (<avx512>_storedqu<mode>_mask): Likewise.
10116 (*sse4_2_pcmpestr_unaligned): Likewise.
10117 (*sse4_2_pcmpistr_unaligned): Likewise.
10118 (*mov<mode>_internal): Renamed to ...
10119 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10120 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10121 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10122 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10124 2016-04-19 Richard Biener <rguenther@suse.de>
10126 PR tree-optimization/70171
10127 * tree-ssa-phiprop.c: Include stor-layout.h.
10128 (phiprop_insert_phi): Handle the aggregate copy case.
10129 (propagate_with_phi): Likewise.
10131 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10133 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10134 instead of simplify_gen_subreg (... , 0).
10135 (ix86_delegitimize_address): Ditto.
10136 (ix86_split_divmod): Ditto.
10137 (ix86_split_copysign_const): Ditto.
10138 (ix86_split_copysign_var): Ditto.
10139 (ix86_expand_args_builtin): Ditto.
10140 (ix86_expand_round_builtin): Ditto.
10141 (ix86_expand_special_args_builtin): Ditto.
10142 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10143 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10144 (udivmodqi4): Ditto.
10145 (absneg splitters): Ditto.
10146 (*jcc_bt<mode>_1): Ditto.
10148 2016-04-19 Richard Biener <rguenther@suse.de>
10150 PR tree-optimization/70724
10151 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10152 restoring out from ...
10153 (free_scc_vn): ... here.
10154 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10155 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10157 (pass_fre::execute): Restore SSA info.
10159 2016-04-19 Richard Biener <rguenther@suse.de>
10161 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10162 * gimple-walk.c (walk_gimple_op): Initialize it.
10163 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10164 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10165 remapping SSA names of defs.
10166 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10169 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10171 PR middle-end/70689
10172 * lra-constraints.c (equiv_substition_p): New.
10173 (process_alt_operands): Use it.
10174 (swap_operands): Swap it.
10175 (curr_insn_transform): Update it.
10177 2016-04-18 Michael Matz <matz@suse.de>
10179 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10180 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10181 * tree-core.h (tree_type_common.align): Use bit-field.
10182 (tree_type_common.spare): New.
10183 (tree_decl_common.off_align): Make smaller.
10184 (tree_decl_common.align): Use bit-field.
10186 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10187 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10188 (scan_sharing_clauses): Ditto.
10189 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10190 (omp_finish_file): Ditto.
10191 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10192 (layout_decl): Ditto.
10193 (relayout_decl): Ditto.
10194 (finalize_record_size): Use SET_TYPE_ALIGN.
10195 (finalize_type_size): Ditto.
10196 (finish_builtin_struct): Ditto.
10197 (layout_type): Ditto.
10198 (initialize_sizetypes): Ditto.
10199 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10200 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10201 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10202 (get_chain_field): Ditto.
10203 (get_trampoline_type): Ditto.
10204 (get_nl_goto_field): Ditto.
10205 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10207 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10208 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10209 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10210 (build_qualified_type): Use SET_TYPE_ALIGN.
10211 (build_aligned_type, build_range_type_1): Ditto.
10212 (build_atomic_base): Ditto.
10213 (build_common_tree_nodes): Ditto.
10214 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10215 (expand_one_stack_var_at): Ditto.
10216 * coverage.c (build_var): Use SET_DECL_ALIGN.
10217 * except.c (init_eh): Ditto.
10218 * function.c (assign_parm_setup_block): Ditto.
10219 * symtab.c (increase_alignment_1): Ditto.
10220 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10221 * tree-vect-stmts.c (ensure_base_align): Ditto.
10222 * varasm.c (align_variable): Ditto.
10223 (assemble_variable): Ditto.
10224 (build_constant_desc): Ditto.
10225 (output_constant_def_contents): Ditto.
10227 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10228 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10229 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10230 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10231 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10233 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10236 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10237 replace %vmovsd with "%vmovq".
10238 (vec_concatv2df): Likewise.
10240 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10242 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10243 (*vec_extractv2si_0): Ditto.
10244 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10245 (zero_extended_scalar_load_operand splitters): Ditto.
10246 (vec_extract splitters): Ditto.
10247 (*vec_extractv4si_0_zext): Ditto.
10248 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10249 and lowpart_subreg.
10250 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10251 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10252 (*sse4_1_extractps): Use lowpart_subreg.
10253 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10255 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10257 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10259 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10260 Mention Solaris 11 packaging changes.
10261 Update gas and gld requirements.
10262 Remove reference to pre-Solaris 10 bug.
10263 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10265 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10268 2016-04-17 Jan Hubicka <jh@suse.cz>
10270 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10271 max_loop_iterations_int.
10273 2016-04-18 Richard Biener <rguenther@suse.de>
10275 PR tree-optimization/43434
10276 * tree-ssa-structalias.c (struct vls_data): New.
10277 (visit_loadstore): Handle all pointer-based accesses.
10278 (compute_dependence_clique): Compute a bitmap of restrict tags
10279 assigned bases and pass it to visit_loadstore.
10281 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10284 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10285 armv8.1-a and armv8.1-a+crc.
10287 2016-04-18 Richard Biener <rguenther@suse.de>
10289 PR tree-optimization/70701
10290 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10291 references after translating through a memcpy.
10293 2016-04-18 Richard Biener <rguenther@suse.de>
10295 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10296 (compute_antic): ... here. For partial antic use regular
10297 postorder and scrap iteration.
10298 (compute_partial_antic_aux): Remove unused return value.
10299 (init_pre): Do not allocate postorder.
10300 (fini_pre): Do not free postorder.
10302 2016-04-18 Richard Biener <rguenther@suse.de>
10304 PR middle-end/37870
10305 * expmed.c (extract_bit_field_1): Remove broken case
10306 using a wider MODE_INT mode.
10308 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10310 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10311 unless compiling with at least GCC-4.8.
10313 2016-04-17 Jan Hubicka <jh@suse.cz>
10316 * graphite.c (graphite_finalize): Update call to
10317 tree_estimate_probability.
10318 * predict.h (tree_estimate_probability): Update prototype.
10320 2016-04-17 Jan Hubicka <jh@suse.cz>
10322 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10323 (tree_estimate_probability): Likewise.
10324 (pass_profile::execute): Update.
10325 (report_predictor_hitrates): New function.
10326 * profile.c (compute_branch_probabilities): Use it.
10327 * predict.h (report_predictor_hitrates): Declare.
10329 2016-04-17 Jan Hubicka <jh@suse.cz>
10332 * cgraph.h (cgraph_node::set_const_flag,
10333 cgraph_node::set_pure_flag): Update prototype to return bool;
10335 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10336 of interposable symbol are interposable, too.
10337 (cgraph_set_const_flag_1): Rename to ...
10338 (set_const_flag_1): ... this one; change to self recursive function
10339 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10340 clearnig the flag in all variants and also virtual thunks of const
10341 functions are pure; track if any change was done.
10342 (cgraph_node::set_const_flag): Update.
10343 (struct set_pure_flag_info): New struct.
10344 (cgraph_set_pure_flag_1): Rename to ...
10345 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10346 rather than pointer encoded flags; track if any changes was done;
10347 handle correctly clearning flag and setting flag of aliases already
10349 (cgraph_node::set_pure_flag): Update.
10350 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10352 2016-04-17 Tom de Vries <tom@codesourcery.com>
10355 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10356 backslash in label.
10358 2016-04-17 Tom de Vries <tom@codesourcery.com>
10360 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10361 '{}<> ' as escape-for-record.
10363 2016-04-17 Tom de Vries <tom@codesourcery.com>
10365 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10368 2016-04-17 Tom de Vries <tom@codesourcery.com>
10371 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10372 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10373 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10374 * passes.c (finish_optimization_passes): Only call
10375 finish_graph_dump_file if dfi->graph_dump_initialized.
10376 (execute_function_dump, pass_init_dump_file): Use
10377 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10379 2016-04-17 Tom de Vries <tom@codesourcery.com>
10381 PR tree-optimization/70256
10382 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10383 (debug_varmap): New function.
10385 2016-04-17 Tom de Vries <tom@codesourcery.com>
10388 * passes.c (pass_manager::register_pass): Propagate pflags.
10390 2016-04-17 Tom de Vries <tom@codesourcery.com>
10393 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10394 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10395 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10396 check if it's equal to p_start.
10397 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10399 2016-04-15 Jan Hubicka <jh@suse.cz>
10402 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10403 function does not bind to current def.
10404 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10405 handle conservatively calls to functions that does not need to bind
10407 (check_call): Update call of worse_state.
10408 (ignore_edge_for_nothrow): Update.
10409 (ignore_edge_for_pure_const): Likewise.
10410 (propagate_pure_const): Update calls to worse_state.
10411 (skip_function_for_local_pure_const): Reformat comments.
10413 2016-04-15 Jan Hubicka <jh@suse.cz>
10416 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10417 (cgraph_node::function_symbol): Likewise.
10418 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10419 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10420 (symtab_node::ultimate_alias_target): Add REF parameter.
10421 (symtab_node::binds_to_current_def_p): Declare.
10422 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10423 (cgraph_node::function_symbol): Likewise.
10424 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10425 (cgraph_node::get_availability): Likewise.
10426 (cgraph_edge::binds_to_current_def_p): New inline function.
10427 (varpool_node::get_availability): Add REF parameter.
10428 (varpool_node::ultimate_alias_target): Likewise.
10429 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10430 (symtab_node::binds_to_current_def_p): Likewise.
10431 * varpool.c (varpool_node::get_availability): Likewise.
10433 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10436 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10437 Fix mode size check.
10439 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10441 * BASE-VER: Set to 7.0.0.
10443 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10445 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10447 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10449 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10450 architecture revisions.
10452 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10454 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10455 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10456 * config/i386/i386.md (stack decrement to push peepholes): Guard
10457 with !x86_using_red_zone ().
10459 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10462 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10463 to dump_generic_node.
10464 (NIY): Pass also flags to do_niy.
10466 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10468 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10469 (simd_clone_vector_of_formal_parm_types)
10470 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10471 (simd_clone_mangle, simd_clone_create)
10472 (simd_clone_adjust_return_type, create_tmp_simd_array)
10473 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10474 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10475 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10476 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10477 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10478 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10479 * omp-simd-clone.c: ... this new file.
10480 (simd_clone_vector_of_formal_parm_types): Make it static.
10481 * Makefile.in (OBJS): Add omp-simd-clone.o.
10483 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10486 * config/i386/sse.md: Use proper memory operand modifiers.
10489 2016-04-15 Richard Biener <rguenther@suse.de>
10490 Alan Modra <amodra@gmail.com>
10492 PR tree-optimization/70130
10493 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10494 when alignment stays not the same and no not use the realign
10497 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10500 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10501 direct move handlers for KFmode. Change TFmode handlers test from
10502 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10504 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10507 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10508 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10509 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10510 * tree-ssa-live.c (remove_unused_scope_block_p): When
10511 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10512 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10513 block_ultimate_origin is FUNCTION_DECL.
10514 (remove_unused_locals): If current_function_decl is
10515 polymorphic_ctor_dtor_p, pass initial true to
10516 remove_unused_scope_block_p' is_ctor_dtor_block.
10518 2016-04-14 Martin Sebor <msebor@redhat.com>
10523 * doc/extend.texi (Variable Length): Revert.
10525 2016-04-14 Marek Polacek <polacek@redhat.com>
10526 Jan Hubicka <hubicka@ucw.cz>
10529 * tree.c (verify_type): Disable the canonical type of main variant
10532 2016-04-14 Jason Merrill <jason@redhat.com>
10534 * cfgexpand.c, expr.c: Revert previous change.
10536 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10538 PR middle-end/70643
10539 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10540 when building a mem ref for the incoming reduction variable.
10542 2016-04-14 Richard Biener <rguenther@suse.de>
10544 PR tree-optimization/70614
10545 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10546 loop if the evolution dropped to chrec_dont_know.
10547 (interpret_condition_phi): Likewise.
10549 2016-04-14 Richard Biener <rguenther@suse.de>
10551 PR tree-optimization/70623
10552 * tree-ssa-pre.c (changed_blocks): Make global ...
10553 (compute_antic): ... local here. Move and fix worklist
10554 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10555 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10556 worklist handling, dump when ANTIC_IN changed.
10557 (compute_partial_antic_aux): Remove worklist handling.
10558 (init_pre): Do not compute post dominators. Add a comment about
10559 the CFG order chosen.
10560 (fini_pre): Do not free post dominators.
10562 2016-04-13 Martin Sebor <msebor@redhat.com>
10567 * doc/extend.texi (Variable Length): Document C++ specifics.
10569 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10572 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10573 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10574 eh edges have been purged.
10577 * tree-sra.c (create_access_replacement,
10578 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10580 * tree-pretty-print.c (dump_fancy_name): New function.
10581 (dump_decl_name, dump_generic_node): Use it.
10583 2016-04-13 Jason Merrill <jason@redhat.com>
10585 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10586 * expr.c (expand_expr_real_1): Likewise.
10588 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10590 * config/i386/i386.md (kunpckhi): Swap operands.
10591 (kunpcksi): Likewise.
10592 (kunpckdi): Likewise.
10593 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10594 (vec_pack_trunc_<mode>): Likewise.
10596 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10599 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10601 PR middle-end/70633
10602 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10603 gimplification turns some element into non-constant.
10606 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10607 * explow.c (convert_memory_address_addr_space_1): No longer static,
10608 add NO_EMIT argument and don't call convert_modes if true, pass
10609 it down recursively, remove break after return.
10610 (convert_memory_address_addr_space): Adjust caller.
10611 * simplify-rtx.c (simplify_unary_operation_1): Call
10612 convert_memory_address_addr_space_1 instead of convert_memory_address,
10613 if it returns NULL, don't simplify.
10615 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10618 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10620 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10622 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10623 Bump the upper SIMDLEN limits, so that if the return type or
10624 characteristic type if the return type is void can be passed in
10625 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10628 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10631 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10632 Do not use "=" constraint on an input constraint.
10633 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10634 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10635 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10636 generates (neg (abs ...)) instead of (abs ...).
10638 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10640 PR rtl-optimization/70596
10641 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10642 just invalidate LRA data and reset them. Adjust dump wording.
10644 2016-04-12 Martin Liska <mliska@suse.cz>
10647 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10649 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10651 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10652 max_loop_iterations_int.
10653 (tree_unswitch_outer_loop): Likewise.
10654 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10655 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10657 2016-04-12 Tom de Vries <tom@codesourcery.com>
10659 PR tree-optimization/68756
10660 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10661 instead of new_name.
10663 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10665 PR tree-optimization/70602
10666 * tree-sra.c (generate_subtree_copies): Don't write anything into
10667 constant pool decls.
10669 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10670 regardless whether there are depend clauses or not.
10672 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10675 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10676 target attribute and pragma from changing the -mfloat128
10677 and -mfloat128-hardware options.
10679 * doc/extend.texi (Additional Floating Types): Document PowerPC
10680 __float128 restrictions.
10682 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10685 * config/aarch64/driver-aarch64.c
10686 (aarch64_get_extension_string_for_isa_flags): New.
10687 (arch_extension): Rename to...
10688 (aarch64_arch_extension): ...This.
10689 (ext_to_feat_string): Rename to...
10690 (aarch64_extensions): ...This.
10691 (aarch64_core_data): Keep track of architecture extension flags.
10692 (cpu_data): Rename to...
10693 (aarch64_cpu_data): ...This.
10694 (aarch64_arch_driver_info): Keep track of architecture extension
10696 (get_arch_name_from_id): Rename to...
10697 (get_arch_from_id): ...This, change return type.
10698 (host_detect_local_cpu): Update and reformat for renames, handle
10699 extensions through common infrastructure.
10701 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10704 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10705 track of a canonical flag name.
10706 (all_extensions): Likewise.
10707 (arch_to_arch_name): Also track extension flags enabled by the arch.
10708 (all_architectures): Likewise.
10709 (aarch64_parse_extension): Move to here.
10710 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10712 (aarch64_rewrite_selected_cpu): Update for above change.
10713 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10714 are handled, such that the single explicit value enabled by an
10715 extension is kept seperate from the implicit values it also enables.
10716 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10718 (aarch64_parse_extension): New.
10719 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10720 here to config/aarch64/aarch64-protos.h.
10721 (aarch64_parse_extension): Move from here to
10722 common/config/aarch64/aarch64-common.c.
10723 (aarch64_option_print): Update.
10724 (aarch64_declare_function_name): Likewise.
10725 (aarch64_start_file): Likewise.
10726 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10727 the canonical flag for extensions.
10728 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10731 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10733 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10736 2016-04-09 Tom de Vries <tom@codesourcery.com>
10738 PR tree-optimization/68953
10739 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10740 first to last subscript.
10742 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10744 PR tree-optimization/70586
10745 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10748 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10752 PR tree-optimization/70373
10753 PR middle-end/70533
10754 PR middle-end/70534
10755 PR middle-end/70535
10756 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10757 clauses for acc parallel reductions as necessary. Error on those
10759 * omp-low.c (scan_sharing_clauses): Don't install variables which
10760 are used in acc parallel reductions.
10761 (lower_rec_input_clauses): Remove dead code.
10762 (lower_oacc_reductions): Add support for reference reductions.
10763 (lower_reduction_clauses): Remove dead code.
10764 (lower_omp_target): Don't remap variables appearing in acc parallel
10766 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10768 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10770 PR middle-end/70593
10771 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10772 with multiple SSA_NAME defs, force the outputs other than first
10773 to be live before calling live_track_process_def on each output.
10775 PR rtl-optimization/70574
10776 * fwprop.c (forward_propagate_and_simplify): Don't add
10777 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10778 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10779 paradoxical subregs within *loc.
10781 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10783 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10784 -ftree-parallelize-loops={0,1}.
10785 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10786 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10787 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10788 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10789 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10791 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10794 * asan.c (instrument_derefs): If we get unknown location, extract it
10795 with EXPR_LOCATION.
10796 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10798 2016-04-08 Tom de Vries <tom@codesourcery.com>
10800 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10801 implicit firstprivate clause.
10803 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10806 * config/arm/thumb2.md (tst + branch-> lsls + branch
10807 peephole below *orsi_not_shiftsi_si): Require that condition
10808 register is dead after the peephole.
10809 (second peephole after the above): Likewise.
10811 2016-04-08 Alan Modra <amodra@gmail.com>
10814 * builtins.c (fold_builtin_classify): For IBM extended precision,
10815 look at just the high-order double to test for NaN.
10816 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10817 test just the high double for Inf but both doubles for subnormal
10820 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10822 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10823 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10824 node->simdclone->mask_mode != VOIDmode masks.
10825 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10826 earlier, use it instead of node->simdclone.
10827 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10828 Set clonei->mask_mode.
10830 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10833 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10834 Pass it through to cp_parser_already_scoped_statement.
10835 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10836 it through to cp_parser_statement.
10837 (cp_parser_statement): Pass IF_P through to
10838 cp_parser_iteration_statement.
10839 (cp_parser_pragma): Adjust call to
10840 cp_parser_iteration_statement.
10842 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10845 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10846 resolve a future -Wparentheses warning.
10847 * omp-low.c (scan_sharing_clauses): Likewise.
10848 * tree-parloops.c (eliminate_local_variables): Likewise.
10850 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10852 PR rtl-optimization/70398
10853 * lra-constraints.c (process_address_1): Check zero scale and code
10854 for reloading with zero scale.
10856 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10858 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10859 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10861 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10863 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10864 Add support for AVX512F clones, include them by default for
10865 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10866 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10869 PR middle-end/70550
10870 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10871 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10872 firstprivate clauses.
10873 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10874 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10875 (lower_omp_target): Set TREE_NO_WARNING for
10876 non-addressable possibly uninitialized vars which are copied into
10877 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10879 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10881 * config/pa/predicates.md (integer_store_memory_operand): Accept
10882 REG+D operands with a large offset when reload_in_progress is true.
10883 (floating_point_store_memory_operand): Likewise.
10885 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10888 * match.pd (nested int casts): Limit to GIMPLE.
10890 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10893 * ipa-devirt.c (maybe_record_node): Fix comment; use
10894 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10896 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10898 PR rtl-optimization/70542
10899 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10900 if there are any uses other than insn or debug insns.
10902 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10903 Jakub Jelinek <jakub@redhat.com>
10905 PR tree-optimization/70509
10906 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10907 Shift HOST_WIDE_INT_1U instead of 1.
10909 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10911 PR tree-optimization/70509
10912 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10913 of the vector base type for index.
10915 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10918 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10920 2016-04-05 Richard Biener <rguenther@suse.de>
10922 PR tree-optimization/70526
10923 * tree-sra.c (build_ref_for_offset): Use prev_base to
10924 extract the alias pointer type.
10926 2016-04-05 Richard Biener <rguenther@suse.de>
10928 * dse.c (struct store_info): Remove alias_set member.
10929 (struct read_info_type): Likewise.
10930 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10931 spill_deleted, clear_alias_set_lookup): Remove.
10932 (get_group_info): Remove dead base == NULL_RTX case.
10933 (dse_step0): Remove initialization of removed variables.
10934 (delete_dead_store_insn): Reomve alias set dumping.
10935 (free_read_records): Remove alias_set handling.
10936 (canon_address): Remove alias_set_out parameter.
10937 (record_store): Remove spill_alias_set, it's always zero.
10938 (check_mem_read_rtx): Likewise.
10939 (dse_step2): Rename from ...
10940 (dse_step2_nospill): ... this. Adjust.
10941 (scan_stores): Rename from ...
10942 (scan_stores_nospill): ... this.
10943 (scan_reads): Rename from ...
10944 (scan_reads_nospill): ... this.
10945 (scan_stores_spill, scan_reads_spill): Remove.
10946 (dse_step3_scan): Remove for_spills argument which is always false.
10947 (dse_step3): Likewise.
10948 (dse_step5): Rename from ...
10949 (dse_step5_nospill): ... this. Remove alias_set handling.
10950 (rest_of_handle_dse): Adjust.
10952 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10955 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10956 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10957 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10958 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10960 2016-04-05 Richard Biener <rguenther@suse.de>
10962 PR middle-end/70499
10963 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10964 non-register type temporaries into SSA.
10966 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10969 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10970 calls when sanitizing.
10971 (possible_polymorphic_call_target_p): Fix formatting.
10973 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10974 Jakub Jelinek <jakub@redhat.com>
10976 PR middle-end/70457
10977 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10978 to ensure a call statement is compatible with a built-in's
10980 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10983 2016-04-04 Richard Biener <rguenther@suse.de>
10985 PR rtl-optimization/70484
10986 * rtl.h (canon_output_dependence): Declare.
10987 * alias.c (canon_output_dependence): New function.
10988 * dse.c (record_store): Use canon_output_dependence rather
10989 than canon_true_dependence.
10991 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10994 * cgraph.h (symtab_node::copy_visibility_from): New function.
10995 * symtab.c (symtab_node::copy_visibility_from): New function.
10996 * ipa-visibility.c (optimize_weakref): New function.
10997 (function_and_variable_visibility): Use it.
10999 2016-04-04 Martin Liska <mliska@suse.cz>
11002 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11003 value that is really in range handled by SBR instruction.
11004 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11005 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11006 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11008 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11012 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11013 set, but not for SP_REG operands.
11015 2016-04-02 Martin Sebor <msebor@redhat.com>
11018 * fold-const.c (maybe_nonzero_address): New function.
11019 (fold_comparison): Call it. Fold equality and relational
11020 expressions involving null pointers.
11021 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11023 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11025 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11026 the "Y" constraint (scalar FP 0.0 immediate).
11028 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11029 Add the "const_double" to the list of operand constraints.
11031 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11033 PR rtl-optimization/70467
11034 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11035 If low word of the last operand is 0, just emit addition/subtraction
11038 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11041 * config/s390/s390.c (s390_expand_insv): Check for everything
11042 constant instead of just VOIDmode stuff.
11044 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11047 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11049 2016-04-01 Nathan Sidwell <nathan@acm.org>
11051 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11053 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11055 PR rtl-optimization/70461
11056 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11059 2016-03-31 Martin Liska <mliska@suse.cz>
11062 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11063 a tree value or an immediate integer value to a buffer
11064 that is eventually copied to a BRIG section.
11065 (emit_immediate_operand): Call the function here.
11066 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11067 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11068 of class' fields that are removed.
11069 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11070 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11071 m_brig_repr_size fields.
11073 2016-03-31 Martin Liska <mliska@suse.cz>
11076 * hsa-gen.c (hsa_function_representation::update_dominance): New
11078 (convert_addr_to_flat_segment): Likewise.
11079 (gen_hsa_memory_set): New alignment argument.
11080 (gen_hsa_ctor_assignment): Likewise.
11081 (gen_hsa_insns_for_single_assignment): Provide alignment
11082 to gen_hsa_ctor_assignment.
11083 (gen_hsa_insns_for_direct_call): Add new argument.
11084 (expand_lhs_of_string_op): New function.
11085 (expand_string_operation_builtin): Likewise.
11086 (expand_memory_copy): New function.
11087 (expand_memory_set): New function.
11088 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11089 (convert_switch_statements): Change signature.
11090 (generate_hsa): Use a return value of the function.
11091 (pass_gen_hsail::execute): Do not call
11092 convert_switch_statements here.
11093 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11094 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11095 (hsa_function_representation::update_dominance): New function.
11097 2016-03-31 Martin Liska <mliska@suse.cz>
11100 * hsa-brig.c (emit_directive_variable): Emit alignment
11101 according to hsa_symbol::m_align.
11102 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11103 (dump_hsa_symbol): Dump alignment of HSA symbols.
11104 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11105 (gen_hsa_addr_with_align): New function.
11106 (hsa_bitmemref_alignment): Use newly added function.
11107 (gen_hsa_insns_for_load): Likewise.
11108 (gen_hsa_insns_for_store): Likewise.
11109 (gen_hsa_memory_copy): New argument added.
11110 (gen_hsa_insns_for_single_assignment): Respect
11111 alignment for assignments processed via gen_hsa_memory_copy.
11112 (gen_hsa_insns_for_direct_call): Likewise.
11113 (gen_hsa_insns_for_return): Likewise.
11114 (gen_function_def_parameters): Set default alignment.
11115 * hsa.c (hsa_object_alignment): New function.
11116 (hsa_byte_alignment): Pasted function.
11117 * hsa.h (hsa_symbol::m_align): New field.
11119 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11121 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11122 scratch field for goto case.
11124 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11126 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11128 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11131 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11132 (scalar_chain::convert_insn): Call convert_op for reg
11133 moves to handle undefined registers.
11135 2016-03-31 Nathan Sidwell <nathan@acm.org>
11138 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11139 Assert we don't want to move backwards.
11141 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11144 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11146 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11148 PR rtl-optimization/70460
11149 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11150 with operand from REG_LABEL_OPERAND, instead substitute
11151 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11152 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11154 2016-03-31 Martin Liska <mliska@suse.cz>
11156 * passes.c (execute_one_pass): Do not call
11157 todo_after for a discarded function.
11159 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11161 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11162 (no_cost, infinite_cost): Initialize the new field.
11163 (get_computation_cost_at): Record setup cost.
11164 (determine_use_iv_cost_address): Skip cost computation for sub
11165 uses if we can estimate it without losing accuracy.
11167 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11169 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11171 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11172 max_loop_iterations_int.
11173 (tree_unswitch_outer_loop): Likewise.
11174 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11175 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11177 2016-03-30 Richard Biener <rguenther@suse.de>
11179 PR middle-end/70450
11180 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11182 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11185 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11186 in gen_blendm expander.
11188 2016-03-30 Nick Clifton <nickc@redhat.com>
11191 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11192 case where we are already provided with an SImode SUBREG.
11194 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11197 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11198 conflict between DRAP register and __builtin_eh_return.
11200 2016-03-30 Michael Matz <matz@suse.de>
11201 Richard Biener <rguenther@suse.de>
11204 * ipa-polymorphic-call.c (struct type_change_info): Change
11205 speculative to an unsigned allowing to limit the work we do.
11206 (csftc_abort_walking_p): New inline function..
11207 (check_stmt_for_type_change): Limit the number of may-defs
11208 skipped for speculative devirtualization to
11209 max-speculative-devirt-maydefs.
11210 * params.def (max-speculative-devirt-maydefs): New param.
11211 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11213 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11216 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11219 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11221 PR tree-optimization/59124
11222 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11223 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11225 2016-03-29 Jeff Law <law@redhat.com>
11227 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11229 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11231 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11234 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11236 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11237 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11238 gcrt0.o if linking dynamically.
11240 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11243 * ipa-devirt.c (methods_equal_p): New function.
11244 (compare_virtual_tables): Use it.
11245 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11246 * cgraphclones.c (clone_function_name_1): Use
11247 symbol_table::symbol_suffix_separator.
11248 * coverage.c (build_var): Likewise.
11249 * symtab.c (symbol_table::symbol_suffix_separator): New.
11251 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11253 PR rtl-optimization/70429
11254 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11255 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11256 mode != result_mode.
11259 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11261 PR tree-optimization/70405
11262 * ssa-iterators.h (num_imm_uses): Add missing braces.
11264 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11266 PR rtl-optimization/68695
11267 * ira-color.c (allocno_copy_cost_saving): New.
11268 (improve_allocation): Use it.
11270 2016-03-29 Richard Henderson <rth@redhat.com>
11272 PR middle-end/70355
11273 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11275 2016-03-29 Richard Biener <rguenther@suse.de>
11277 PR middle-end/70424
11278 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11279 use alignment returned by get_pointer_alignment_1 if it is
11280 bigger than BITS_PER_UNIT.
11281 * builtins.c (get_pointer_alignment_1): Do not return true
11282 for alignment extracted from SSA info.
11284 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11286 * config/ft32/ft32.opt (mnodiv): New.
11287 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11288 * doc/invoke.texi (FT32 Options -mnodiv): New.
11290 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11293 * config/i386/i386.md (define_split, andn): Fix modes.
11295 2016-03-26 Richard Biener <rguenther@suse.de>
11296 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11299 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11301 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11302 as 2nd argument to cl_optimization_restore().
11304 2016-03-25 Richard Henderson <rth@redhat.com>
11307 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11308 * config/aarch64/aarch64-protos.h: Declare it.
11309 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11311 2016-03-25 Alan Modra <amodra@gmail.com>
11314 * config/rs6000/constraints.md (j): Simplify.
11315 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11317 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11318 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11319 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11320 in all constraint alternatives.
11321 (movtd_64bit_nodm): Delete "j" constraint alternative.
11323 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11325 * tree-ssa-propagate.c: Enhance docs for
11326 SSA_PROP_NOT_INTERESTING.
11328 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11330 * doc/extend.texi: Fix typo in documentation to pure attribute.
11332 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11335 * config/pa/pa.md (bswapdi2): Use a scratch register.
11337 2016-03-24 Richard Henderson <rth@redhat.com>
11339 PR middle-end/69845
11340 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11343 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11345 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11346 using ix86_expand_binary_operator instead of gen_andsi3.
11348 2016-03-24 Richard Biener <rguenther@suse.de>
11350 PR tree-optimization/70396
11351 * tree-vect-stmts.c (vectorizable_comparison): Use
11352 get_vectype_for_scalar_type.
11354 2016-03-24 Richard Biener <rguenther@suse.de>
11356 PR middle-end/70370
11357 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11358 with register bases.
11360 2016-03-24 Richard Biener <rguenther@suse.de>
11362 PR tree-optimization/70372
11363 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11364 build_all_ones_cst to also handle vector types correctly.
11366 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11369 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11372 2016-03-23 Marek Polacek <polacek@redhat.com>
11375 * doc/invoke.texi: Document -Wignored-attributes.
11377 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11379 PR tree-optimization/69042
11380 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11381 parameter from 30 to 40.
11383 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11385 PR tree-optimization/69042
11386 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11387 for use with constant offset stripped in base.
11389 2016-03-23 Richard Biener <rguenther@suse.de>
11391 PR middle-end/70251
11392 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11393 mode compatibility check.
11394 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11396 2016-03-23 Jeff Law <law@redhat.com>
11398 PR tree-optimization/64058
11399 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11401 (struct ssa_conflicts): Move up earlier in the file.
11402 (conflicts_, var_map_): New static variables.
11403 (initialize_conflict_count): New function to initialize the
11404 CONFLICT_COUNT field for each conflict pair.
11405 (compare_pairs): Lazily initialize the conflict count and use it
11406 as the first tie-breaker.
11407 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11408 and wipe conflicts_ and map_ around the call to qsort. Remove
11409 special case for 2 coalesce pairs.
11410 * bitmap.c (bitmap_count_unique_bits): New function.
11411 (bitmap_count_bits_in_word): New function, extracted from
11413 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11414 * bitmap.h (bitmap_count_unique_bits): Declare it.
11416 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11419 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11420 transparent alias chain for decl assembler name.
11421 * config/sol2.c (solaris_assemble_visibility): Likewise.
11423 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11425 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11427 (v10_fdivs): Likewise.
11428 (v10_fdivd): Likewise.
11430 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11433 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11434 to not call fclose twice on file.
11436 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11438 PR tree-optimization/70354
11439 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11440 oprnd0 is wider than oprnd1 and there is a cast from the wider
11441 type to oprnd1, mask it with the mask of the narrower type.
11444 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11445 Optimize TARGET_STV splitters, if high or low word of last argument
11448 2016-03-22 Jeff Law <law@redhat.com>
11451 tree-ssa-threadbackward.c
11452 (fsm_find_control_statement_thread_paths): Correctly distinguish
11453 between old style jump threads vs FSM jump threads.
11455 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11458 * config/i386/i386.c (scalar_chain::convert_op): Support
11459 uninitialized register usage case.
11461 2016-03-22 Richard Biener <rguenther@suse.de>
11463 PR middle-end/70251
11464 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11466 (capture::gen_transform): ... to change behavior when substituting
11467 a condition into cond or not-cond expr context.
11468 (dt_simplify::gen_1): Adjust.
11469 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11470 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11471 last change and instead change to
11472 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11473 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11475 2016-03-22 Anthony Green <green@moxielogic.com>
11477 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11478 issue for moxiebox targets.
11479 (CC1PLUS_SPEC): Ditto.
11481 2016-03-22 Richard Biener <rguenther@suse.de>
11483 PR middle-end/70333
11484 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11487 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11489 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11491 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11494 * config/i386/i386.c (def_builtin): Handle
11495 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11497 (const struct builtin_description bdesc_special_args[]):
11498 Remove duplicate ISA bits.
11500 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11503 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11504 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11505 in a way that works also for AVX512BW.
11508 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11509 instead of source if operands[1] is xmm16 and above and
11510 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11511 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11514 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11515 on assign if (*from_p) is a comparison, set it to
11516 TREE_NO_WARNING (*from_p).
11518 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11520 PR middle-end/70326
11521 * lra.c (restore_scratches): Ignore deleted insns.
11523 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11524 Jakub Jelinek <jakub@redhat.com>
11526 PR tree-optimization/70317
11527 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11530 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11533 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11534 of ix86_expand_move.
11536 (movti): Use general_operand for operand 1 predicate.
11538 2016-03-21 Martin Liska <mliska@suse.cz>
11540 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11542 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11544 2016-03-21 Martin Liska <mliska@suse.cz>
11547 * ipa-icf.c (sem_function::parse): Skip static
11548 constructors and destructors.
11550 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11553 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11554 function-like macro, peek following token(s) if it is followed
11555 by CPP_OPEN_PAREN token with optional padding in between, and
11556 if not, don't treat it like a macro.
11558 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11559 Alexander Monakov <amonakov@ispras.ru>
11561 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11562 for the stabs debug format.
11564 2016-03-21 Richard Biener <rguenther@suse.de>
11566 PR tree-optimization/70310
11567 * tree-vect-generic.c (expand_vector_condition): Fold the built
11570 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11573 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11574 Block third alternative for AVX-512VL target,
11576 2016-03-21 Martin Liska <mliska@suse.cz>
11579 * hsa-brig.c (emit_function_directives): Mark unemitted
11580 global variables for emission.
11581 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11582 (get_symbol_for_decl): Likewise.
11583 * hsa.h (struct hsa_symbol): New flag.
11585 2016-03-21 Richard Biener <rguenther@suse.de>
11587 PR tree-optimization/70288
11588 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11589 we do not estimate unsimplified all-constant conditionals or
11590 switches as optimized away.
11592 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11594 PR rtl-optimization/69102
11595 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11596 when we have a readonly dependency context.
11598 2016-03-18 Jeff Law <law@redhat.com>
11600 PR rtl-optimization/70263
11601 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11602 (update_equiv_regs): When trying to move a store to after the insn
11603 that sets the source of the store, make sure the store occurs after
11604 the insn that sets the source of the store. When successful note
11605 the REG_EQUIV note created in the dump file.
11607 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11608 Bernd Schmidt <bschmidt@redhat.com>
11610 * doc/extend.texi: Document more potential problems with basic asms.
11612 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11614 PR rtl-optimization/70278
11615 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11618 2016-03-18 Jason Merrill <jason@redhat.com>
11620 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11622 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11624 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11625 values to 128b regs.
11627 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11629 PR tree-optimization/70252
11630 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11631 boolean vector has a proper number of elements.
11632 (supportable_narrowing_operation): Likewise.
11634 2016-03-18 Tom de Vries <tom@codesourcery.com>
11637 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11639 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11641 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11642 instead of replace_rtx for DEBUG_INSNs.
11644 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11646 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11647 load type reservations.
11649 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11652 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11653 define_constraint for "Q" and "T" constraints.
11655 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11657 Tweak the pipeline model for Exynos M1
11659 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11662 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11665 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11666 where one or both locations aren't within a line_map.
11668 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11671 * opts.c (finish_options): Don't set flag_pie to the default if
11672 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11675 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11677 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11678 true as ALL_REGS argument to replace_rtx.
11680 2016-03-17 Richard Biener <rguenther@suse.de>
11683 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11686 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11689 * rtl.h (replace_rtx): Add ALL_REGS argument.
11690 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11691 equality and assert mode is the same, instead of just rtx pointer
11693 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11694 true as ALL_REGS argument to replace_rtx.
11696 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11698 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11699 for boolean vector with vector mode only.
11700 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11702 2016-03-17 Nick Clifton <nickc@redhat.com>
11705 * config/rx/rx.c (rx_print_integer): Print negative constants in
11708 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11711 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11713 2016-03-16 Richard Henderson <rth@redhat.com>
11714 Richard Biener <rguenth@suse.de>
11716 PR middle-end/70240
11717 PR middle-end/68215
11719 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11720 first operand as is_gimple_condexpr.
11722 PR middle-end/70240
11723 PR middle-end/68215
11725 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11726 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11727 Do not gimplify the result.
11728 (do_unop): Adjust call to tree_vec_extract.
11729 (do_binop): Likewise.
11730 (do_compare): Likewise.
11731 (do_plus_minus): Likewise.
11732 (do_negate): Likewise.
11733 (expand_vector_condition): Likewise.
11734 (do_cond): Likewise.
11736 2016-03-16 Richard Henderson <rth@redhat.com>
11739 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11740 (aarch64_classify_address): Use it.
11741 (aarch64_legitimize_address): Force all subexpressions of PLUS
11742 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11744 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11745 Richard Biener <rguenth@suse.de>
11748 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11749 return to even if only REGNO is equal, and assert
11752 2016-03-11 Jeff Law <law@redhat.com>
11754 PR rtl-optimization/70224
11755 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11757 2016-03-16 Richard Henderson <rth@redhat.com>
11759 PR middle-end/70199
11760 * function.h (struct function): Add has_forced_label_in_static.
11761 * gimplify.c (force_labels_r): Set it.
11762 * lto-streamer-in.c (input_struct_function_base): Read it.
11763 * lto-streamer-out.c (output_struct_function_base): Write it.
11764 * tree-inline.c (has_label_address_in_static_1): Remove.
11765 (copy_forbidden): Remove fndecl parameter; test
11766 has_forced_label_in_static.
11767 (inline_forbidden_p): Update call to copy_forbidden.
11768 (tree_versionable_function_p): Likewise.
11769 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11770 (chkp_versioning): Likewise.
11771 * tree-inline.h (copy_forbidden): Update decl.
11773 2016-03-16 Marek Polacek <polacek@redhat.com>
11776 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11777 function being thunked if the result type doesn't have fixed size.
11778 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11779 doesn't have fixed size.
11781 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11783 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11784 reporting malformed loop nest.
11786 2016-03-16 Tom de Vries <tom@codesourcery.com>
11789 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11790 nodes.length () == 1 test to before first nodes[0] access.
11792 2016-03-16 Tom de Vries <tom@codesourcery.com>
11794 PR tree-optimization/68715
11795 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11796 single_pred_p test.
11798 2016-03-16 Tom de Vries <tom@codesourcery.com>
11800 PR tree-optimization/68809
11801 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11804 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11805 Sandra Loosemore <sandra@codesourcery.com>
11807 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11808 on leaf attribute. Mention ELF interposition problems.
11810 2016-03-16 Alan Modra <amodra@gmail.com>
11812 PR rtl-optimization/69195
11813 PR rtl-optimization/47992
11814 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11817 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11820 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11822 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11824 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11826 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11828 PR rtl-optimization/70222
11829 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11830 optimization if mode is different from result_mode, queue up masking
11831 of the result in outer_op. Formatting fix.
11833 PR middle-end/70239
11834 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11837 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11839 PR rtl-optimization/69032
11840 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11841 looping backwards over basic block insns.
11843 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11846 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11847 to non-speculative when propagating trap bits.
11849 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11851 PR rtl-optimization/63384
11852 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11853 DEBUG_INSN_P insns.
11855 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11858 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11859 factored out from ...
11860 (sched_analyze_insn): ... here.
11861 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11862 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11863 get_implicit_reg_pending_clobbers in it.
11864 (setup_id_reg_sets): Use setup_id_implicit_regs.
11865 (deps_init_id): Ditto.
11867 2016-03-15 Tom de Vries <tom@codesourcery.com>
11870 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11872 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11873 execute_function_dump.
11874 (execute_one_pass): Don't dump function if it will be dumped after ipa
11877 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11879 * genrecog.c (match_pattern_2): If pred is NULL don't call
11880 safe_predicate_mode on it.
11882 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11884 PR middle-end/70219
11885 * lra-constraints.c (delete_move_and_clobber): Change assertion
11886 to also allow dregno == 0.
11888 2016-03-14 Richard Henderson <rth@redhat.com>
11891 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11892 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11893 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11894 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11897 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11900 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11902 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11904 * lra-constraints.c (split_reg): For hard regs, try to find the
11905 biggest single-register mode used in the function.
11907 2016-03-14 Richard Biener <rguenther@suse.de>
11909 PR tree-optimization/56365
11910 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11911 constants to compare against.
11913 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11916 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11917 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11918 (define_split for the GPR case): Use int_reg_operand instead of
11919 gpc_reg_operand for the output.
11921 2016-03-14 Tom de Vries <tom@codesourcery.com>
11923 PR tree-optimization/70045
11924 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11925 create_empty_if_region_on_edge argument.
11927 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11929 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11930 (STACK_CHECK_PROTECT): Likewise.
11931 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11932 (STACK_CHECK_PROTECT): Likewise.
11933 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11934 (STACK_CHECK_PROTECT): Likewise.
11935 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11936 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11937 (STACK_CHECK_PROTECT): Likewise.
11939 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11941 PR rtl-optimization/69307
11942 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11943 registers in modes that span more than one register.
11945 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11948 * lra-constraints.c (delete_move_and_clobber): New.
11949 (remove_inheritance_pseudos): Use it.
11951 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11954 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11955 the libcall is LCT_THROW.
11956 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11957 for the checking routine.
11959 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11962 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11963 optimization if we have direct move.
11964 (roundu32<mode>2_fprs): Likewise.
11966 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11969 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11971 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11972 Arguments swapped. All callers changed. Take reg_renumber into
11973 account, and Calculate and compare register ranges for hard regs.
11975 2016-03-11 Jeff Law <law@redhat.com>
11977 PR tree-optimization/70190
11978 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11979 Handle cases where we can not extract the taken edge, even though we
11980 found a constant value.
11982 PR tree-optimization/64058
11983 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11984 (num_coalesce_pairs): Move up earlier in file.
11985 (find_coalesce_pair): Initialize the INDEX field for each pair
11987 (compare_pairs): No longer sort on the elements in each pair.
11988 Instead break ties with the index of the coalesce pair.
11990 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11993 * config/aarch64/aarch64-protos.h
11994 (aarch64_save_restore_target_globals): New prototype.
11995 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11996 Call the above when popping pragma.
11997 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11999 (aarch64_set_current_function): Rewrite using the above.
12001 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12003 PR tree-optimization/70177
12004 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12005 (extract_ops_from_tree): ... this. In the 2 argument
12006 overload remove _1 suffix.
12007 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12008 (extract_ops_from_tree): ... this.
12009 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12011 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12012 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12013 extract_ops_from_tree instead of 2 operand one.
12015 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12017 PR tree-optimization/70013
12018 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12019 for constant-pool entries.
12021 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12023 PR rtl-optimization/70174
12024 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12025 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12027 PR tree-optimization/70169
12028 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12029 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12032 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12033 Jakub Jelinek <jakub@redhat.com>
12036 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12037 of uninitialized values.
12039 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12041 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12043 ("*trunctddd2"): New pattern definition.
12044 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12047 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12049 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12050 definitions for BFP and DFP rounding modes.
12051 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12052 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12053 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12054 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12057 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12059 * config/s390/constraints.md: Adjust comment.
12060 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12061 s390_decompose_addrstyle_without_index.
12062 * config/s390/predicates.md (shift_count_or_setmem_operand):
12063 Rename to setmem_operand.
12064 * config/s390/s390-protos.h
12065 (s390_decompose_shift_count): Rename to
12066 s390_decompose_addrstyle_without_index.
12067 * config/s390/s390.c (s390_decompose_shift_count)
12068 (s390_mem_constraint, print_shift_count_operand)
12069 (print_operand_address, print_operand): Rename
12070 s390_decompose_shift_count to
12071 s390_decompose_addrstyle_without_index and rename
12072 print_shift_count_operand to print_addrstyle_operand troughout the
12074 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12075 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12076 Rename shift_count_or_setmem_operand to setmem_operand.
12077 * config/s390/vx-builtins.md ("vec_insert<mode>")
12078 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12081 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12084 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12085 Handle overlapping retval and newval.
12087 2016-03-10 Nick Clifton <nickc@redhat.com>
12090 * config/aarch64/aarch64.c
12091 (aarch64_override_options_after_change_1): When forcing
12092 flag_omit_frame_pointer to be true, use a special value that can
12093 be detected if this function is called again, thus preventing
12094 flag_omit_leaf_frame_pointer from being forced to be false.
12096 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12098 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12099 Set x_flag_omit_leaf_frame_pointer when handling
12100 -momit-leaf-frame-pointer.
12102 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12105 * cgraph.c (cgraph_node::dump): Dump split_part and
12106 indirect_call_target.
12107 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12108 * ipa.c (has_addr_references_p): Cleanup.
12109 (is_indirect_call_target_p): New.
12110 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12111 called indirectly as local.
12112 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12114 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12117 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12118 on cxa_pure_virtual.
12120 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12123 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12125 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12128 * tree.c (need_assembler_name_p): Only record main variant type names.
12130 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12133 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12134 Always define to 0 or 1.
12135 (TARGET_FIX_ERR_A53_843419): New macro.
12136 * config/aarch64/aarch64-elf-raw.h
12137 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12138 * config/aarch64/aarch64-linux.h: Likewise.
12139 * config/aarch64/aarch64.c
12140 (aarch64_override_options_after_change_1): Do not default
12141 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12143 (aarch64_attributes): Handle fix-cortex-a53-843419.
12144 (aarch64_can_inline_p): Likewise.
12145 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12147 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12148 Jakub Jelinek <jakub@redhat.com>
12150 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12151 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12152 DECL_COMMONS if flag_unconstrained_commons is set.
12153 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12154 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12155 (funconstrained-commons): Document.
12157 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12159 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12160 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12162 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12164 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12165 has a proper number of elements.
12167 2016-03-10 Alan Modra <amodra@gmail.com>
12169 PR rtl-optimization/69195
12170 PR rtl-optimization/47992
12171 * ira.c (recorded_label_ref): Delete.
12172 (update_equiv_regs): Return void.
12173 (indirect_jump_optimize): New function.
12174 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12175 before regstat_compute_ri. Don't rebuild_jump_labels here.
12176 Delete update_regstat.
12178 2016-03-10 Richard Biener <rguenther@suse.de>
12180 PR tree-optimization/70128
12181 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12182 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12184 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12186 PR tree-optimization/70152
12187 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12188 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12191 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12192 instead of gen_sse2_loadlpd.
12193 * config/i386/sse.md (*vec_concatv2df): Rename to...
12194 (vec_concatv2df): ... this.
12196 PR tree-optimization/70127
12197 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12199 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12203 * diagnostic-show-locus.c (compatible_locations_p): New function.
12204 (layout::layout): Sanitize ranges using compatible_locations_p.
12206 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12210 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12211 location_range param with three const expanded_locations * and a
12213 (layout::layout): Replace call to
12214 rich_location::lazily_expand_location with get_expanded_location.
12215 Extract the range and perform location expansion here, passing
12216 the results to the layout_range ctor.
12217 * diagnostic.c (source_range::debug): Delete.
12218 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12219 of rich_location::get_expanded_location.
12220 * gcc-rich-location.c (get_range_for_expr): Delete.
12221 (gcc_rich_location::add_expr): Reimplement to avoid the
12222 rich_location::add_range overload that took a location_range,
12223 passing a location_t instead.
12225 2016-03-09 Richard Biener <rguenther@suse.de>
12226 Jakub Jelinek <jakub@redhat.com>
12228 PR tree-optimization/70138
12229 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12230 Also skip vect_double_reduction_def.
12232 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12235 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12236 if the operand is "m".
12238 2016-03-09 Nathan Sidwell <nathan@acm.org>
12240 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12242 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12244 * config/i386/i386.c (processor_target_table): Fix cost table
12245 intialization order for znver1.
12247 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12249 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12250 - becuase -> because.
12251 * ipa-reference.c (ignore_module_statics): Likewise.
12252 * cgraph.c (cgraph_node::get_body): Likewise.
12253 * ipa-inline.c (early_inliner): Likewise.
12254 * ipa-devirt.c (types_same_for_odr): Likewise.
12255 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12256 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12258 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12260 * tree-ssa-math-opts.c: Fix typo in comment.
12262 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12265 * config/i386/i386.c (scalar_chain::make_vector_copies,
12266 scalar_chain::convert_reg): Call end_sequence in between
12267 get_insns and emit_conversion_insns rather than after both
12270 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12273 * config/i386/i386.h (machine_function): Add
12274 pc_thunk_call_expanded flag.
12275 (ix86_pc_thunk_call_expanded): New define.
12276 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12277 (*set_got): Rename insn pattern from set_got.
12278 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12279 * config/i386/i386.c (ix86_compute_frame_layout): Use
12280 ix86_pc_thunk_call_expanded to prevent red-zone.
12282 2016-03-07 Martin Jambor <mjambor@suse.cz>
12284 * hsa.h (hsa_get_ctor_statements): Declare.
12285 (hsa_get_dtor_statements): Likewise.
12286 (hsa_get_kernel_dispatch_type): Likewise.
12287 * hsa.c (hsa_get_ctor_statements): New function.
12288 (hsa_get_dtor_statements): Likewise.
12289 (hsa_get_kernel_dispatch_type): Likewise.
12290 * hsa-brig.c (hsa_cdtor_statements): Removed.
12291 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12292 hsa_get_dtor_statements.
12293 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12294 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12296 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12298 * config/arm/arm-cores.def (cortex-r8): New.
12299 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12300 * config/arm/arm-tune.md: Likewise.
12301 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12303 2016-03-07 Martin Sebor <msebor@redhat.com>
12305 PR rtl-optimization/19705
12306 * doc/invoke.texi (Options That Control Optimization): Clarify
12307 -fno-branch-count-reg.
12309 2016-02-26 Richard Biener <rguenther@suse.de>
12310 Jeff Law <law@redhat.com>
12312 PR tree-optimization/69740
12313 * cfghooks.c (remove_edge): Request loop fixups if we delete
12314 an edge that might turn an irreducible loop into a natural
12316 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12317 Move after definition of loops_state_clear.
12319 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12321 PR rtl-optimization/69052
12322 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12325 2016-03-07 Tom de Vries <tom@codesourcery.com>
12327 PR tree-optimization/70116
12328 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12329 is_tm_ending stmts and ubsan/asan internal functions.
12330 (find_duplicate): Use it. Don't test is_tm_ending here.
12332 2016-03-07 Richard Biener <rguenther@suse.de>
12334 PR tree-optimization/70115
12335 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12336 (propagate_constants_for_unrolling): Use replace_uses_by.
12338 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12340 PR middle-end/69916
12341 * omp-low.c (struct oacc_loop): Add ifns.
12342 (new_oacc_loop_raw): Initialize it.
12343 (finish_oacc_loop): Clear mask & flags if no ifns.
12344 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12345 (oacc_loop_xform_loop): Add ifns arg & adjust.
12346 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12348 2016-03-07 Richard Henderson <rth@redhat.com>
12351 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12352 (insert_value_copy_on_edge): Likewise.
12354 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12356 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12358 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12361 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12363 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12365 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12367 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12369 Fix sseimul type attribute.
12370 * config/i386/znver1.md
12371 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12372 znver1_sseimul_avx256_load) : Fix the type attribute.
12373 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12374 pipe usage and latency.
12376 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12379 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12380 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12383 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12386 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12388 PR rtl-optimization/69941
12389 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12390 the reg share its mode.
12392 2016-03-04 Jeff Law <law@redhat.com>
12394 PR tree-optimization/69196
12395 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12396 If the both SSA_NAMEs are anonymous, then consider them unassociated
12397 and include the PHI in the statement count.
12399 2016-03-05 Tom de Vries <tom@codesourcery.com>
12401 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12402 construct in oacc routine. Check for oacc region in oacc routine.
12404 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12407 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12408 2016-02-22 changes, instead don't recurse if RECUR is already true.
12409 Don't change *dynamic_check if RECUR. Adjust recursive caller
12410 to pass true to the new argument.
12411 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12414 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12415 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12417 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12419 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12421 PR rtl-optimization/57676
12422 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12423 with flag_checking.
12425 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12427 * tree-vect-patterns.c (search_type_for_mask): Handle
12428 comparison of booleans.
12430 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12432 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12436 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12437 all other ops that have dw_val_class_die_ref operands,
12438 and DW_OP_GNU_entry_value.
12440 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12442 PR rtl-optimization/69904
12443 * config/arm/arm.c (arm_cannot_copy_insn_p):
12444 Return true for load-exclusive instructions.
12446 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12449 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12450 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12451 the pattern no matter if it is used just by non-pattern, pattern
12453 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12454 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12455 oprnd1 def_stmt is in pattern, don't look through it.
12457 2016-03-03 Marek Polacek <polacek@redhat.com>
12459 PR middle-end/70050
12460 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12462 2016-03-03 Martin Liska <mliska@suse.cz>
12464 PR tree-optimization/70043
12465 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12466 previous statement if we see a debug statement.
12468 2016-03-03 Richard Biener <rguenther@suse.de>
12470 PR tree-optimization/55936
12471 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12472 parameter and guard unsafe equivalence use.
12473 (vrp_evaluate_conditional_warnv_with_ops): Always use
12474 safe equivalences but not via the quadratic compare_names
12477 2016-03-03 Michael Collison <michael.collison@linaro.org>
12480 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12481 for operand 1 to s_register_operand. Change predicate for operand
12482 2 to arm_not_immediate_operand.
12484 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12486 * doc/tm.texi: Regenerated.
12488 2016-03-02 Richard Henderson <rth@redhat.com>
12491 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12492 simplification when all args are positive non-fixed registers.
12494 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12496 * target.def (lra_p): Specify that new ports should use LRA.
12498 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12501 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12502 gimplify_type_sizes the type they refer to.
12503 (omp_notice_variable): Handle reference vars to VLAs.
12504 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12505 reference to VLA decls in the second pass instead of first pass.
12507 2016-03-02 Tom de Vries <tom@codesourcery.com>
12509 PR tree-optimization/68659
12510 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12511 new_expr == NULL_TREE.
12512 (get_new_name): Handle ADDR_EXPR.
12514 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12516 PR rtl-optimization/69052
12517 * loop-invariant.c (canonicalize_address): New function.
12518 (inv_can_prop_to_addr_use): Check validity of address expression
12519 which is canonicalized by above function.
12521 2016-03-02 Alan Modra <amodra@gmail.com>
12524 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12527 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12530 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12531 (*movhi_internal): Put mask moves from and to memory separately
12532 from moves from/to GPRs.
12534 2016-03-02 Richard Biener <rguenther@suse.de>
12536 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12537 GENERIC expressions in GIMPLE.
12539 2016-03-02 Richard Biener <rguenther@suse.de>
12541 * config/i386/i386.c (type_natural_mode): Fix typo.
12543 2016-03-02 Nick Clifton <nickc@redhat.com>
12545 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12547 2016-03-02 Richard Biener <rguenther@suse.de>
12548 Uros Bizjak <ubizjak@gmail.com>
12551 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12553 2016-03-02 Richard Biener <rguenther@suse.de>
12555 PR middle-end/67278
12556 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12558 2016-03-02 Marek Polacek <polacek@redhat.com>
12561 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12562 "is promoted to" warning.
12564 2016-03-01 DJ Delorie <dj@redhat.com>
12566 * config.gcc: Deprecate mep-*.
12568 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12570 PR middle-end/70025
12571 * lra-constraints.c (regno_val_use_in): New.
12572 (match_reload): Use it instead of regno_use_in.
12574 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12576 PR rtl-optimization/70007
12577 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12578 references present in REG_EQUAL notes attached to non-SET patterns.
12580 2016-03-01 Jeff Law <law@redhat.com>
12582 PR tree-optimization/69196
12583 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12584 Appropriately clamp the number of statements to copy when the
12585 thread path does not traverse a loop backedge.
12587 PR tree-optimization/69196
12588 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12589 Do count some PHIs in the thread path against the insn count. Decrease
12590 final statement count by one as the control statement in the last
12591 block will get removed. Remove special cased code for handling PHIs
12594 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12597 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12598 asm dialect alternatives to explicit GOTPCREL calls.
12600 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12603 * ira.c (do_reload): Issue warning for generic stack checking here...
12604 * reload1.c (reload): ...instead of here and streamline it.
12606 2016-03-01 Nick Clifton <nickc@redhat.com>
12608 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12610 2016-03-01 Richard Biener <rguenther@suse.de>
12612 PR tree-optimization/69983
12613 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12614 types and fall back to operand_equal_p.
12616 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12619 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12621 * config/s390/constraints.md ("jm8"): New constraint.
12622 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12624 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12626 ("*setmem_long<setmem_and>"): New pattern.
12627 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12629 ("*setmem_long_31z<setmem_and>"): New pattern.
12630 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12631 New substitution rules with the required attributes.
12634 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12637 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12639 * gensupport.c (process_substs_on_one_elem): Split loop to
12640 complete mark_operands_used_in_match_dup on all expressions in the
12642 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12643 and remove function.
12645 2016-03-01 Richard Biener <rguenther@suse.de>
12647 PR middle-end/70022
12648 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12649 vector BIT_FIELD_REF extract.
12651 2016-03-01 Richard Biener <rguenther@suse.de>
12653 PR tree-optimization/69994
12654 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12656 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12658 PR tree-optimization/69956
12659 * tree-vect-stmts.c (supportable_widening_operation): Support
12660 multi-step conversion of boolean vectors.
12661 (supportable_narrowing_operation): Likewise.
12663 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12665 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12668 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12670 * config/s390/subst.md (DSI_VI): New mode iterator.
12671 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12672 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12673 the insn definition.
12674 ("*vec_set<mode>"): Change predicate and add alternative to
12675 support only either register or const_int operands as element
12677 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12679 ("vec_extract<mode>"): New expander.
12680 ("*vec_extract<mode>"): New insn definition supporting reg and
12681 const_int element selectors.
12682 ("*vec_extract<mode>_plus"): New insn definition supporting
12683 reg+const_int element selectors.
12684 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12685 following expander+insn definition.
12686 ("<vec_shifts_name><mode>3"): New expander.
12687 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12689 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12691 * config/s390/s390.md ("*tabort_1"): Change predicate to
12692 nonmemory_operand. Add a second alternative to cover
12693 register as well as const int operands.
12694 ("*tabort_1_plus"): New pattern definition.
12696 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12698 * config/s390/s390.md ("*ashrdi3_cc_31")
12699 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12700 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12701 Merge insn definitions into ...
12702 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12703 New pattern definition.
12704 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12705 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12706 ("*ashr<mode>3_and"): Merge insn definitions into ...
12707 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12708 New pattern definition.
12709 * config/s390/subst.md ("addr_style_op_cc_subst")
12710 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12711 substitutions patterns plus attributes.
12712 Add ashiftrt to SUBST iterator.
12714 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12716 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12717 op2 to nonmemory_operand.
12718 ("*<shift>di3_31", "*<shift>di3_31_and"):
12719 Merge into single pattern definition ...
12720 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12721 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12722 pattern definition ...
12723 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12724 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12727 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12729 * config/s390/predicates.md (const_int_6bitset_operand): New
12731 * config/s390/s390.md: Include subst.md.
12732 ("rotl<mode>3"): New expander.
12733 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12735 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12736 * config/s390/subst.md: New file.
12738 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12740 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12741 Remove RRR type. It doesn't really exist.
12742 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12744 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12745 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12746 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12747 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12748 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12749 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12750 `enabled' attribute.
12752 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12754 * gensupport.c (process_substs_on_one_elem): Split loop to
12755 complete mark_operands_used_in_match_dup on all expressions in the
12757 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12758 and remove function.
12760 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12763 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12764 (CEIL_NWORDS): ...this. Use CEIL macro.
12765 (compute_fp_layout): Adjust to above renaming.
12766 (function_arg_union_value): Likewise.
12767 (sparc_arg_partial_bytes): Likewise.
12768 (sparc_function_arg_advance): Likewise.
12770 2016-02-29 Jeff Law <law@redhat.com>
12772 PR tree-optimization/70005
12773 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12774 where an object with a boolean range is compared against a value
12777 PR tree-optimization/69999
12778 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12779 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12782 2016-02-29 Richard Biener <rguenther@suse.de>
12784 PR tree-optimization/69994
12785 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12786 (get_unary_op): Look through nop conversions.
12787 (ops_equal_values_p): New function, look for equality diregarding
12789 (eliminate_plus_minus_pair): Use ops_equal_values_p
12790 (repropagate_negates): Do not use get_unary_op here.
12792 2016-02-29 Martin Liska <mliska@suse.cz>
12794 * system.h: Poison ENABLE_CHECKING macro.
12796 2016-02-29 Martin Liska <mliska@suse.cz>
12798 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12799 is presented in dump flags.
12800 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12801 (hsa_regalloc): Likewise.
12803 2016-02-19 Richard Biener <rguenther@suse.de>
12805 PR tree-optimization/69980
12806 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12807 permutation of those we need to keep.
12809 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12812 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12813 (NWORDS_UP): ...this
12814 (init_cumulative_args): Minor tweaks.
12815 (sparc_promote_function_mode): Likewise.
12816 (scan_record_type): Delete.
12817 (traverse_record_type): New function template.
12818 (classify_data_t): New structure type.
12819 (classify_registers): New inline function.
12820 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12821 exhausted. Instantiate traverse_record_type on classify_registers and
12822 deal with the case of a structure passed in slot #15 with no FP field
12824 (assign_data_t): New structure type.
12825 (compute_int_layout): New static function.
12826 (compute_fp_layout): Likewise.
12827 (count_registers): New inline function.
12828 (assign_int_registers): New static function.
12829 (assign_fp_registers): Likewise.
12830 (assign_registers): New inline function.
12831 (function_arg_record_value_1): Delete.
12832 (function_arg_record_value_2): Likewise.
12833 (function_arg_record_value_3): Likewise.
12834 (function_arg_record_value): Adjust to above changes. Instantiate
12835 traverse_record_type on count_registers to first count the number of
12836 registers to be used and then on assign_registers to assign them.
12837 (function_arg_union_value): Adjust to above renaming.
12838 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12839 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12840 case of a structure passed in slot #15
12841 (sparc_function_arg_advance): Likewise.
12842 (function_arg_padding): Minor tweak.
12844 2016-02-29 Richard Biener <rguenther@suse.de>
12846 PR tree-optimization/69720
12847 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12848 the adjustment_def path for possibly vectorized defs.
12849 (vect_create_epilog_for_reduction): Handle vectorized initial
12852 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12854 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12856 2016-02-27 Jeff Law <law@redhat.com>
12859 2016-02-26 Richard Biener <rguenther@suse.de>
12860 Jeff Law <law@redhat.com>
12862 PR tree-optimization/69740
12863 * cfghooks.c (remove_edge): Request loop fixups if we delete
12864 an edge that might turn an irreducible loop into a natural
12867 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12869 PR rtl-optimization/69896
12870 * tree-vect-generic.c (get_compute_type): Avoid single element
12873 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12875 Rename the AArch64 tuning option and related functions to enable the
12876 Newton series for the reciprocal square root to reflect its
12877 approximative characteristic.
12879 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12880 function to "aarch64_emit_approx_rsqrt".
12881 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12882 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12883 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12884 (xgene1_tunings): Likewise.
12885 (use_rsqrt_p): Likewise.
12886 (aarch64_emit_swrsqrt): Use new function name.
12887 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12888 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12889 text explaining this option.
12890 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12892 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12895 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12896 complain about -mallow-movmisalign without -mvsx if
12897 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12899 2016-02-26 Joel Sherrill <joel@rtems.org>
12901 * config.gcc: Add x86_64-*-rtems*.
12902 * config/i386/rtems-64.h: New file.
12904 2016-02-26 Joel Sherrill <joel@rtems.org>
12906 * config.gcc: Add aarch64-*-rtems*.
12907 * config/aarch64/rtems.h: New file.
12909 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12912 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12913 shift amount using %h. Add comment.
12915 2016-02-26 Richard Biener <rguenther@suse.de>
12916 Jeff Law <law@redhat.com>
12918 PR tree-optimization/69740
12919 * cfghooks.c (remove_edge): Request loop fixups if we delete
12920 an edge that might turn an irreducible loop into a natural
12923 2016-02-26 Martin Jambor <mjambor@suse.cz>
12925 PR middle-end/69920
12926 * tree-sra.c (sra_modify_assign): Do not remove loads of
12927 uninitialized aggregates to SSA_NAMEs.
12929 2016-02-26 Richard Henderson <rth@redhat.com>
12932 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12933 pseudo in case the target rtx matches the source of the left
12936 2016-02-26 Martin Jambor <mjambor@suse.cz>
12939 * hsa.h (hsa_type_packed_p): Declare.
12940 * hsa.c (hsa_type_packed_p): New function.
12941 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12943 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12944 * hsa-brig.c (emit_basic_insn): Likewise.
12946 2016-02-26 Martin Jambor <mjambor@suse.cz>
12949 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12951 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12953 2016-02-26 Martin Jambor <mjambor@suse.cz>
12955 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12956 hsa_op_with_type operands.
12957 (hsa_unsigned_type_for_type): Declare.
12958 * hsa.c (hsa_unsigned_type_for_type): New function.
12959 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12960 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12961 the finalizer. Do not emit extra move.
12963 2016-02-26 Martin Jambor <mjambor@suse.cz>
12965 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12966 atomic operations in private segment.
12968 2016-02-26 Martin Jambor <mjambor@suse.cz>
12970 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12971 statements to wi->info. Also disallow omp simd constructs.
12972 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12973 for not gridifying. Dump special string for omp_for.
12975 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12978 * config/aarch64/aarch64.c (aarch64_set_current_function):
12979 Save/restore target globals when switching to
12980 target_option_default_node.
12982 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12985 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12986 Return 0 if !SHIFT_COUNT_TRUNCATED.
12988 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12989 Eric Botcazou <ebotcazou@adacore.com>
12991 PR rtl-optimization/69891
12992 * dse.c (scan_insn): If we can't figure out memset arguments
12993 or they are non-constant, call clear_rhs_from_active_local_stores.
12995 2016-02-26 Martin Liska <mliska@suse.cz>
12997 * doc/extend.texi: Mention clog10, clog10f an clog10l
12998 in Builtins section.
13000 2016-02-26 Martin Liska <mliska@suse.cz>
13002 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13004 (resolve_args_picking_1): Likewise.
13005 * dwarf2out.h (struct GTY): Likewise.
13007 2016-02-26 Martin Liska <mliska@suse.cz>
13009 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13010 with flag_checking.
13011 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13013 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13014 Martin Liska <mliska@suse.cz>
13016 * doc/install.texi: Mention --enable-valgrind-annotations.
13018 2016-02-26 Richard Biener <rguenther@suse.de>
13020 PR tree-optimization/69551
13021 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13022 looking through aliases adjust DECL_PT_UID to refer to the
13023 ultimate alias target.
13025 2016-02-25 Martin Liska <mliska@suse.cz>
13027 PR middle-end/69919
13028 * alloc-pool.c (after_memory_report): New variable.
13029 * alloc-pool.h (base_pool_allocator ::release): Do not use
13030 the infrastructure if after_memory_report.
13031 * toplev.c (toplev::main): Mark after memory report.
13033 2016-02-25 Richard Biener <rguenther@suse.de>
13035 PR tree-optimization/48795
13036 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13038 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13041 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13042 offloading is enabled and -fopenacc or -fopenmp is specified.
13043 (CRTOFFLOADEND): Likewise.
13044 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13045 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13046 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13047 (offload_objects_file_name): New static var.
13048 (tool_cleanup): Remove offload_objects_file_name file.
13049 (find_offloadbeginend): Replace with ...
13050 (find_crtoffloadtable): ... this.
13051 (run_gcc): Remove offload_argc and offload_argv.
13052 Get offload_objects_file_name from -foffload-objects=... option.
13053 Read names of object files with offload from this file, pass them to
13054 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13055 don't pass offloadbegin and offloadend to the linker. Don't pass
13056 offload non-LTO files to the linker, because now they're not claimed.
13058 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13061 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13062 on builtin_unreachable.
13064 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13066 PR rtl-optimization/69896
13067 * regcprop.c: Include cfgrtl.h.
13068 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13069 than remembered mode, either delete it (if noop_move_p), or
13070 treat like copy_p but not noop_p instruction.
13072 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13075 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13076 - allow NULL decl for Fortran DW_TAG_common_block variables.
13078 2016-02-24 Jason Merrill <jason@redhat.com>
13080 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13082 2016-02-24 Richard Biener <rguenther@suse.de>
13083 Jakub Jelinek <jakub@redhat.com>
13085 PR middle-end/69760
13086 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13087 conditionally executed ops to well-defined overflow behavior.
13089 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13091 PR middle-end/69915
13092 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13095 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13097 PR rtl-optimization/69886
13098 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13099 argument. Use it when checking validity of set instructions.
13100 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13101 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13103 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13104 * store-motion.c (find_moveable_store): Update
13105 can_assign_to_reg_without_clobbers_p callsite.
13107 2016-02-24 Richard Biener <rguenther@suse.de>
13109 PR middle-end/68963
13110 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13112 (record_nonwrapping_iv): Do not fall back to the low/high bound
13113 for non-constant IV bases if the stmt is not always executed.
13115 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13117 * config/arm/arm-cores.def (cortex-a32): New entry.
13118 * config/arm/arm-tables.opt: Regenerate.
13119 * config/arm/arm-tune.md: Regenerate.
13120 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13121 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13122 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13123 for -mcpu and -mtune.
13125 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13128 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13129 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13130 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13131 (atomic_loaddi_1): Delete.
13132 (atomic_loaddi): Rewrite expander using the above changes.
13134 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13137 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13140 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13141 Richard Biener <rguenth@suse.de>
13143 PR middle-end/69909
13144 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13145 set_mem_attributes if tem is SSA_NAME which got expanded
13148 2016-02-24 Richard Biener <rguenther@suse.de>
13150 PR tree-optimization/69907
13151 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13152 end of permutations for BB vectorization.
13154 2016-02-24 Christian Bruel <christian.bruel@st.com>
13156 * config/arm/arm-c.c (arm_option_override): Initialize
13157 target_option_current_node.
13158 * config/arm/arm.c (arm_pragma_target_parse): Replace
13159 build_target_option_node call by target_option_current_node.
13160 Set target_option_current_node.
13163 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13166 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13167 define_insn_and_split to define_insn.
13168 (zero_extendqi<mode>2_dot2): Same.
13169 (extendqi<mode>2_dot): Same.
13170 (extendqi<mode>2_dot2): Same.
13172 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13174 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13175 and add bypass for AES{D,E} and AESMC pairs.
13176 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13179 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13181 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13182 series for reciprocal square root in Exynos M1.
13184 2016-02-23 Martin Sebor <msebor@redhat.com>
13187 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13188 __builtin_alloca_with_align.
13190 2016-02-23 Richard Henderson <rth@redhat.com>
13192 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13193 (ix86_register_pragmas): Remove __seg_tls.
13194 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13195 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13196 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13197 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13198 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13199 * doc/extend.texi (__seg_tls): Remove item.
13201 2016-02-23 Richard Biener <rguenther@suse.de>
13203 * alloc-pool.h (struct allocation_object): Make id member
13204 conditional on CHECKING_P again.
13205 (get_instance): Adjust.
13206 (base_pool_allocator): Likewise.
13208 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13210 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13211 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13213 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13215 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13217 2016-02-23 Richard Biener <rguenther@suse.de>
13219 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13220 * bitmap.h (struct bitmap_usage): Likewise.
13221 (bitmap_move): Declare.
13222 * bitmap.c (register_overhead): Take size_t argument.
13223 (bitmap_move): New function.
13224 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13225 to properly account overhead.
13226 * tree.c (free_node): Use tree_size.
13228 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13231 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13232 when inverting comparison.
13235 * common.opt (Wunreachable-code): Add Warning flag.
13237 2016-02-23 Mark Wielaard <mjw@redhat.com>
13238 Jakub Jelinek <jakub@redhat.com>
13241 * cgraphunit.c (check_global_declaration): Check main_input_filename
13242 and DECL_SOURCE_FILE are not NULL.
13244 2016-02-23 Martin Jambor <mjambor@suse.cz>
13246 PR tree-optimization/69666
13247 * tree-sra.c (sra_modify_assign): Do not attempt to create
13248 default_def replacements for unscalarizable regions.
13250 2016-02-20 Mark Wielaard <mjw@redhat.com>
13253 * cgraphunit.c (check_global_declaration): Check level of
13254 warn_unused_const_variable and main_input_filename.
13255 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13256 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13257 (-Wunused-const-variable): Explain levels 1 and 2.
13259 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13262 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13263 identical arguments. Formatting and spelling fixes.
13266 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13271 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13272 and m68k-devices.def.
13273 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13274 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13276 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13278 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13279 and HImode registers.
13281 2016-02-22 Richard Biener <rguenther@suse.de>
13283 PR tree-optimization/69882
13284 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13285 preserve permutations present because of gaps.
13286 (vect_supported_load_permutation_p): Always continue checking
13287 permutations after vect_attempt_slp_rearrange_stmts.
13289 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13291 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13292 min_profitable_estimate, rather than min_profitable_iters.
13294 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13297 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13298 SImode for last match_operand.
13300 2016-02-22 Martin Liska <mliska@suse.cz>
13302 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13303 return bitsize - 1 as the return value.
13305 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13309 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13310 Handle negative shift counts.
13311 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13312 force_reg on the shift constant.
13313 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13314 (lshrsi3_d): Handle negative shift counts.
13316 2016-02-22 Richard Biener <rguenther@suse.de>
13317 Tom de Vries <tom@codesourcery.com>
13319 * graph.c: Include dumpfile.h.
13320 (print_graph_cfg): Split into three overloads.
13321 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13323 2016-02-22 Tom de Vries <tom@codesourcery.com>
13325 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13328 2016-02-22 Richard Biener <rguenther@suse.de>
13331 * ipa-inline-transform.c (inline_call): When not updating
13332 overall summaries adjust self size by the growth estimate.
13333 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13334 hash-set, do not update overall summaries here. Renamed from ...
13335 (inline_to_all_callers): ... this which is now wrapping the
13336 above and performing delayed overall summary update.
13337 (early_inline_small_functions): Delay updating of the overall
13340 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13342 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13345 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13348 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13349 :%* in %:gt() argument.
13350 (greater_than_spec_func): Adjust for expecting only numbers,
13351 if there are more than two numbers, compare the last two.
13353 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13355 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13356 -Wnarrowing with -std.
13358 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13361 * expr.c (store_field): Don't use bit-field path if exp is
13362 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13363 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13364 and the assignment can be performed by bitwise copy. Formatting
13367 PR middle-end/69838
13368 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13369 call copy_reg_eh_region_note_forward on before and/or after sequences
13370 and remove note from insn if it no longer can throw.
13373 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13374 if TARGET_AVX512BW.
13376 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13378 * config/s390/vector.md: Add missing commutative operand markers
13379 to the patterns which qualify for one.
13380 * config/s390/vx-builtins.md: Likewise.
13382 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13384 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13385 types to mode iterators.
13386 (vec_double): ... and mode attribute.
13387 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13389 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13391 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13392 Change the predicate of op2 from nonimmediate to general and let
13393 reload fix it if necessary.
13395 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13397 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13399 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13401 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13404 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13406 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13407 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13408 * config/s390/s390.md ("movstr<P:mode>"): Call
13409 s390_expand_vec_movstr.
13411 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13413 * config/s390/s390.md: Add missing output modifier for operand 1
13414 to print it as address properly.
13416 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13418 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13419 * config/s390/2964.md: New file.
13420 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13421 of insn grouping attributes depending on the CPU level.
13422 (s390_get_unit_mask): New function.
13423 (s390_sched_score): Remove the OOO from the scheduling macros.
13424 Add loop to calculate a score for the instruction mix.
13425 (s390_sched_reorder): Likewise plus improve debug output.
13426 (s390_sched_variable_issue): Rename macros as above. Calculate
13427 the unit distances after actually scheduling an insn. Improve
13429 (s390_sched_init): Clear last_scheduled_unit_distance array.
13430 * config/s390/s390.md: Include 2964.md.
13432 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13435 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13436 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13437 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13438 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13439 *avx512f_<code>v8div16qi2_mask_1): New insns.
13441 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13444 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13447 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13448 earlyclobber from target. Use wF constraint for fused memory
13450 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13452 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13453 Martin Liska <mliska@suse.cz>
13456 * cfgexpand.c (asan_sanitize_stack_p): New function.
13457 (partition_stack_vars): Use the function.
13458 (expand_stack_vars): Likewise.
13459 (defer_stack_allocation): Likewise.
13460 (expand_used_vars): Likewise.
13462 2016-02-18 Richard Biener <rguenther@suse.de>
13464 PR middle-end/69553
13465 * fold-const.c (operand_equal_p): Properly compare offsets for
13466 IMAGPART_EXPR and ARRAY_REF.
13468 2016-02-18 Nick Clifton <nickc@redhat.com>
13472 * config/arm/arm.c (arm_option_override_internal): Disable
13473 interworking if the target does not support thumb instructions.
13474 (arm_reload_in_hi): Handle the case where a register to register
13475 move needs reloading because there is no simple pattern to handle
13477 (arm_reload_out_hi): Likewise.
13479 2016-02-18 Richard Biener <rguenther@suse.de>
13481 PR middle-end/69854
13482 * match.pd: Don't use fold_binary or fold_unary for folding
13485 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13488 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13489 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13490 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13491 warn on gimple_no_warning_p statements.
13493 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13495 * doc/extend.texi (C++ Attributes): Correct description of
13496 warn_unused type attribute.
13498 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13500 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13501 correct instruction.
13503 2016-02-17 Richard Biener <rguenther@suse.de>
13505 PR rtl-optimization/69609
13506 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13507 (find_traces_1_round): When ending a trace update cached priority
13509 (bb_to_key): Use cached priority when available.
13510 (copy_bb): Initialize cached priority.
13511 (reorder_basic_blocks_software_trace_cache): Likewise.
13513 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13516 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13518 (aarch64_comparison_operator): Break overly long line into two.
13519 (aarch64_comparison_operation): Likewise.
13520 * config/aarch64/aarch64.md (cstorecc4): Use
13521 aarch64_comparison_operator_mode instead of
13522 aarch64_comparison_operator.
13523 (cstore<mode>4): Likewise.
13524 (aarch64_cstore<mode>): Likewise.
13525 (*cstoresi_insn_uxtw): Likewise.
13526 (cstore<mode>_neg): Likewise.
13527 (*cstoresi_neg_uxtw): Likewise.
13529 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13532 * config/arm/predicates.md (arm_comparison_operator_mode):
13534 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13535 instead of arm_comparison_operator.
13536 (*mov_negscc): Likewise.
13537 (*mov_notscc): Likewise.
13538 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13539 (*thumb2_mov_negscc): Likewise.
13540 (*thumb2_mov_negscc_strict_it): Likewise.
13541 (*thumb2_mov_notscc): Likewise.
13542 (*thumb2_mov_notscc_strict_it): Likewise.
13544 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13546 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13547 Add missing return.
13549 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13551 * config/visium/visium.c (machine_libfunc_index): New enum.
13552 (machine_libfuncs): New structure.
13553 (visium_libfuncs): New static variable.
13554 (TARGET_INIT_LIBFUNCS): Define to...
13555 (visium_init_libfuncs): ...this. New function.
13556 (expand_block_move_4): Use the appropriate libfunc.
13557 (expand_block_move_2): Likewise.
13558 (expand_block_move_1): Likewise.
13559 (expand_block_set_4): Likewise.
13560 (expand_block_set_2): Likewise.
13561 (expand_block_set_1): Likewise.
13562 (visium_trampoline_init): Likewise.
13564 2016-02-17 Nick Clifton <nickc@redhat.com>
13566 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13567 TI's devices.csv file as of March 2016.
13569 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13572 * opts-global.c (handle_common_deferred_options): Introduce and
13573 initialize two global variables to remember command-line options
13574 specifying a stack-limiting register.
13575 * opts.h: Add extern declarations of the two new global variables.
13576 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13577 variable based on the values of the two new global variables.
13579 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13582 * common.opt (Wnonnull-compare): New warning.
13583 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13584 of arguments against NULL.
13585 (-Wnonnull-compare): Document.
13586 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13587 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13588 * passes.def (pass_warn_nonnull_compare): Add.
13589 * gimple-ssa-nonnull-compare.c: New file.
13591 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13593 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13594 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13596 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13598 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13599 reciprocal sqrt for -mlow-precision-recip-sqrt.
13601 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13602 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13604 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13605 always use lane loads to construct non-constant vectors.
13607 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13609 * config/aarch64/aarch64.md
13610 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13611 constraints for operand 3.
13612 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13614 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13615 Richard Biener <rguenther@suse.de>
13617 PR tree-optimization/69820
13618 * tree-vect-patterns.c (type_conversion_p): Return false if
13619 *orig_type is unsigned single precision or boolean.
13620 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13623 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13625 PR rtl-optimization/69764
13626 PR rtl-optimization/69771
13627 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13628 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13630 2016-02-16 Richard Biener <rguenther@suse.de>
13632 PR tree-optimization/69776
13633 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13635 (indirect_refs_may_alias_p): Likewise.
13636 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13637 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13638 according to tbaa_p.
13639 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13640 (optimize_stmt): For redundant store discovery do not allow tbaa.
13642 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13644 PR tree-optimization/69714
13645 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13646 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13648 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13650 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13651 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13652 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13653 * config/arc/arc.c (arc_init): Check FPU options.
13654 (get_arc_condition_code): Handle new CC_FPU* modes.
13655 (arc_select_cc_mode): Likewise.
13656 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13657 register pair only. Allow access for ARCv2 accumulator.
13658 (gen_compare_reg): Whenever we have FPU support use FPU compare
13660 (arc_reorg): Don't generate brcc insns when FPU compare
13661 instructions are involved.
13662 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13663 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13664 floating point emulation.
13665 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13666 (REVERSE_CONDITION): Add new CC_FPU* modes.
13667 (TARGET_FP_SP_BASE): Define.
13668 (TARGET_FP_DP_BASE): Likewise.
13669 (TARGET_FP_SP_FUSED): Likewise.
13670 (TARGET_FP_DP_FUSED): Likewise.
13671 (TARGET_FP_SP_CONV): Likewise.
13672 (TARGET_FP_DP_CONV): Likewise.
13673 (TARGET_FP_SP_SQRT): Likewise.
13674 (TARGET_FP_DP_SQRT): Likewise.
13675 (TARGET_FP_DP_AX): Likewise.
13676 * config/arc/arc.md (ARCV2_ACC): New constant.
13677 (type): New fpu type attribute.
13678 (SDF): Conditional iterator.
13679 (cstore<mode>, cbranch<mode>): Change expand condition.
13680 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13681 handles FPU/FPX cases as well.
13682 * config/arc/arc.opt (mfpu): New option.
13683 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13685 (adddf3, muldf3, subdf3): Removed.
13686 * config/arc/predicates.md (proper_comparison_operator): Recognize
13688 * config/arc/fpu.md: New file.
13689 * doc/invoke.texi (ARC Options): Document mfpu option.
13691 2016-02-16 Richard Biener <rguenther@suse.de>
13693 PR rtl-optimization/69291
13694 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13695 noce_operand_ok check.
13697 2016-02-16 Tom de Vries <tom@codesourcery.com>
13700 * omp-low.c (simd_clone_create): Remove call to
13701 symtab->call_cgraph_insertion_hooks.
13703 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13705 PR tree-optimization/69802
13706 * tree-ssa-reassoc.c (update_range_test): If op is
13707 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13708 op == 1 test of precision 1 integral op, otherwise handle
13709 that case as op itself. Fix up formatting.
13710 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13713 2016-02-16 Richard Biener <rguenther@suse.de>
13715 PR tree-optimization/69586
13716 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13717 types for conversion sources.
13719 2016-02-16 Richard Biener <rguenther@suse.de>
13721 PR middle-end/69801
13722 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13723 mask OEP_ADDRESS_OF.
13725 2016-02-16 Alan Modra <amodra@gmail.com>
13728 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13729 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13730 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13732 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13733 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13734 (p8_fmrgow_<mode>): Likewise.
13735 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13737 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13738 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13739 to use movdi_internal64. Remove op0_di.
13740 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13742 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13744 Add support for the FCCMP insn types
13746 * config/aarch64/aarch64.md (fccmp): Change insn type.
13747 (fccmpe): Likewise.
13748 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13749 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13750 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13751 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13752 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13753 * config/arm/types.md (fccmps): Add new insn type.
13754 (fccmpd): Likewise.
13756 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13758 * alias.c (get_alias_set): Fix a typo in comment.
13760 2016-02-15 Richard Biener <rguenther@suse.de>
13762 PR tree-optimization/69595
13763 * match.pd: Complete range test simplification to true.
13765 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13767 PR rtl-optimization/69648
13768 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13769 pic_offset_table_rtx.
13771 PR rtl-optimization/69752
13772 * ira.c (update_equiv_regs): When looking for more than a single SET,
13773 also take other side effects into account.
13775 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13777 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13778 for z900+ CPUs in 31-bit mode.
13780 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13782 * common/config/s390/s390-common.c (s390_supports_split_stack):
13784 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13785 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13786 * config/s390/s390.c (struct machine_function): New field
13787 split_stack_varargs_pointer.
13788 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13789 in s390_emit_prologue.
13790 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13792 (morestack_ref): New global.
13793 (SPLIT_STACK_AVAILABLE): New macro.
13794 (s390_expand_split_stack_prologue): New function.
13795 (s390_live_on_entry): New function.
13796 (s390_va_start): Use split-stack vararg pointer if appropriate.
13797 (s390_asm_file_end): Emit the split-stack note sections.
13798 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13799 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13800 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13801 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13802 (split_stack_prologue): New expand.
13803 (split_stack_space_check): New expand.
13804 (split_stack_data): New insn.
13805 (split_stack_call): New expand.
13806 (split_stack_call_*): New insn.
13807 (split_stack_cond_call): New expand.
13808 (split_stack_cond_call_*): New insn.
13810 2016-02-15 Richard Biener <rguenther@suse.de>
13812 PR tree-optimization/69783
13813 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13814 Add trivially correct cases.
13816 2016-02-15 Tom de Vries <tom@codesourcery.com>
13819 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13821 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13823 2016-02-15 Richard Biener <rguenther@suse.de>
13825 PR tree-optimization/69776
13826 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13827 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13828 indicate whether we can use TBAA to disambiguate against stores.
13829 Use alias-set zero if not.
13830 (visit_reference_op_store): Do not use TBAA when looking up
13832 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13833 (eliminate_dom_walker::before_dom_children): But not when looking
13834 up redundant stores.
13836 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13838 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13840 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13842 * config/i386/znver1.md
13843 (znver1_pop, znver1_pop_mem,
13844 znver1_load_imov_double_store,
13845 znver1_load_imov_direct_store,
13846 znver1_load_imov_direct_load,
13847 znver1_load_imov_double_load): Add new.
13848 (znver1_insn, znver1_insn_load): Add icmov type.
13849 (znver1_sseavx_fma,
13850 znver1_sseavx_fma_load,
13852 znver1_avx256_fma_load): Fix pipe usage.
13854 2016-02-14 Alan Modra <amodra@gmail.com>
13857 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13858 with an invalid hard reg, reload just the reg not the entire
13859 pre/post-inc/dec address expression.
13861 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13864 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13865 fixed R1_REG scratch reg.
13866 (sibcall_value_pcrel_fdpic): Likewise.
13868 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13872 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13874 2016-02-12 Walter Lee <walt@tilera.com>
13876 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13877 * config/tilegx/t-tilegx: Likewise.
13879 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13882 * diagnostic-show-locus.c (struct line_span): New struct.
13883 (layout::get_first_line): Delete.
13884 (layout::get_last_line): Delete.
13885 (layout::get_num_line_spans): New member function.
13886 (layout::get_line_span): Likewise.
13887 (layout::print_heading_for_line_span_index_p): Likewise.
13888 (layout::get_expanded_location): Likewise.
13889 (layout::calculate_line_spans): Likewise.
13890 (layout::m_first_line): Delete.
13891 (layout::m_last_line): Delete.
13892 (layout::m_line_spans): New field.
13893 (layout::layout): Update comment. Replace m_first_line and
13894 m_last_line with m_line_spans, replacing their initialization
13895 with a call to calculate_line_spans.
13896 (diagnostic_show_locus): When printing source lines and
13897 annotations, rather than looping over a single span
13898 of lines, instead loop over each line_span within
13899 the layout, with an inner loop over the lines within them.
13900 Call the context's start_span callback when changing line spans.
13901 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13902 (diagnostic_build_prefix): Break out the building of the location
13903 part of the string into...
13904 (diagnostic_get_location_text): ...this new function, rewriting
13905 it from nested ternary expressions to a sequence of "if"
13907 (default_diagnostic_start_span_fn): New function.
13908 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13909 (diagnostic_context::start_span): New field.
13910 (default_diagnostic_start_span_fn): New prototype.
13912 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13915 * gcc.c (driver::finalize): Fix cleanup of "specs".
13917 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13921 * gcc.c (driver::driver): Initialize m_option_suggestions.
13922 (driver::~driver): Clean up m_option_suggestions.
13923 (suggest_option): Convert to...
13924 (driver::suggest_option): ...this, and split out into
13925 driver::build_option_suggestions and find_closest_string.
13926 (driver::build_option_suggestions): New function, from
13927 first half of suggest_option. Special-case
13928 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13929 the sanitizer_opts array. For options of enum types, add the
13930 various enum values to the candidate strings.
13931 (driver::handle_unrecognized_options): Remove "const".
13932 * gcc.h (driver::handle_unrecognized_options): Likewise.
13933 (driver::build_option_suggestions): New decl.
13934 (driver::suggest_option): New decl.
13935 (driver::m_option_suggestions): New field.
13936 * opts-common.c (add_misspelling_candidates): New function.
13937 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13938 and make non-static.
13939 * opts.h (sanitizer_opts): New array decl.
13940 (add_misspelling_candidates): New function decl.
13941 * spellcheck.c (find_closest_string): New function.
13942 * spellcheck.h (find_closest_string): New function decl.
13944 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13946 PR rtl-optimization/69764
13947 PR rtl-optimization/69771
13948 * optabs.c (expand_binop_directly): For shift_optab_p, force
13949 convert_modes with VOIDmode if xop1 has VOIDmode.
13951 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13954 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13955 to correctly determine instrumentation thunks.
13957 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13960 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13961 type by reference, force lhs on the call.
13964 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13965 Compute retval and retbnd early in all cases if split_part_return_p
13966 and return_bb is not EXIT. Remove all clobber stmts and reset
13967 all debug stmts that refer to SSA_NAMEs defined in split part,
13968 except if it is retval, in that case replace the old retval with the
13969 lhs of the call to the split part.
13971 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
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 Kugan Vivekanandarajah <kuganv@linaro.org>
13984 PR middle-end/66726
13985 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13986 whose result is used in PHI.
13987 (maybe_optimize_range_tests): Likewise.
13988 (final_range_test_p): Likweise.
13990 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13992 * cgraph.c: Spelling fixes - behaviour -> behavior and
13993 neighbour -> neighbor.
13994 * target.def: Likewise.
13995 * sel-sched.c: Likewise.
13996 * config/mips/mips.c: Likewise.
13997 * config/arc/arc.md: Likewise.
13998 * config/arm/cortex-a57.md: Likewise.
13999 * config/arm/arm.c: Likewise.
14000 * config/arm/neon.md: Likewise.
14001 * config/arm/arm-c.c: Likewise.
14002 * config/vms/vms-c.c: Likewise.
14003 * config/s390/s390.c: Likewise.
14004 * config/i386/znver1.md: Likewise.
14005 * config/i386/i386.c: Likewise.
14006 * config/ia64/hpux-unix2003.h: Likewise.
14007 * config/msp430/msp430.md: Likewise.
14008 * config/rx/rx.c: Likewise.
14009 * config/rx/rx.md: Likewise.
14010 * config/aarch64/aarch64-simd.md: Likewise.
14011 * config/aarch64/aarch64.c: Likewise.
14012 * config/nvptx/nvptx.c: Likewise.
14013 * config/bfin/bfin.c: Likewise.
14014 * config/cris/cris.opt: Likewise.
14015 * config/rs6000/rs6000.c: Likewise.
14016 * target.h: Likewise.
14017 * spellcheck.c: Likewise.
14018 * ira-build.c: Likewise.
14019 * tree-inline.c: Likewise.
14020 * builtins.c: Likewise.
14021 * lra-constraints.c: Likewise.
14022 * explow.c: Likewise.
14023 * hwint.h: Likewise.
14024 * targhooks.c: Likewise.
14025 * tree-vect-data-refs.c: Likewise.
14026 * expr.c: Likewise.
14027 * doc/tm.texi: Likewise.
14028 * doc/extend.texi: Likewise.
14029 * doc/install.texi: Likewise.
14030 * doc/md.texi: Likewise.
14031 * tree-ssa-tail-merge.c: Likewise.
14032 * sched-int.h: Likewise.
14033 * match.pd: Likewise.
14034 * sched-ebb.c: Likewise.
14035 * target.def (omit_struct_return_reg): Likewise.
14036 * gimple-ssa-isolate-paths.c: Likewise.
14037 (find_implicit_erroneous_behaviour): Renamed to...
14038 (find_implicit_erroneous_behavior): ... this.
14039 (find_explicit_erroneous_behaviour): Renamed to...
14040 (find_explicit_erroneous_behavior): ... this.
14041 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14043 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14045 PR rtl-optimization/64682
14046 PR rtl-optimization/69567
14047 PR rtl-optimization/69737
14048 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14049 in I2 as well, just lose it.
14051 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14053 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14055 (aarch64_last_printed_tune_string): Likewise.
14056 (aarch64_declare_function_name): Only output .arch assembler
14057 directive if it will be different from the previously output
14058 directive. Same for .tune comment but only if -dA is set.
14059 (aarch64_start_file): New function.
14060 (TARGET_ASM_FILE_START): Define.
14062 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14065 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14067 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14070 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14071 -Wmaybe-uninitialized warning.
14073 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14076 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14078 2016-02-11 Richard Biener <rguenther@suse.de>
14080 PR rtl-optimization/69291
14081 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14082 subexpressions affected by changing the result.
14084 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14087 * lra-constraints.c (curr_insn_transform): Find in/out operands
14088 for secondary memory moves. Update dups.
14090 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14092 PR tree-optimization/69652
14093 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14094 to nested loop, did source re-formatting, skip debug statements,
14095 add check on statement with volatile operand, remove dead scalar
14098 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14099 Patrick Palka <ppalka@gcc.gnu.org>
14103 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14104 calls if the return type is TREE_ADDRESSABLE.
14105 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14106 * ipa-split.c (split_function): Fix doubled "we" in comment.
14107 Use void return type for the split part even if
14108 !split_point->split_part_set_retval.
14110 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14112 PR tree-optimization/68021
14113 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14114 when computing the value of biv cand by itself.
14116 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14118 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14119 (cortexa57_tunings): Likewise.
14120 (cortexa72_tunings): Likewise.
14121 (arch_macro_fusion_pair_p): Add support for AES fusion.
14122 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14123 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14124 Allow virtual registers before reload so early scheduling works.
14125 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14126 correct latency and pipeline.
14127 (cortex_a57_crypto_complex): Likewise.
14128 (cortex_a57_crypto_xor): Likewise.
14129 (define_bypass): Add AES bypass.
14131 2016-02-10 Richard Biener <rguenther@suse.de>
14133 PR tree-optimization/69726
14134 * passes.def: Add DCE pass before late uninit.
14135 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14136 really fixup if-conversions job.
14138 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14140 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14141 (arm_cortex_a57_tune): Likewise.
14142 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14143 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14145 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14147 * timevar.def (TV_PHASE_DBGINFO): Delete.
14148 (TV_PHASE_CHECK_DBGINFO): Likewise.
14149 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14151 2016-02-10 Richard Biener <rguenther@suse.de>
14153 PR tree-optimization/69719
14154 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14155 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14157 2016-02-09 Andrew Pinski <apinski@cavium.com>
14160 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14161 get_vcond_mask_icode returns false.
14163 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14166 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14167 an ADDIS that adds a pointer to a large constant that sets the
14168 upper16 bits with a load operation.
14170 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14173 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14175 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14177 (vzipq_s16): Likewise.
14178 (vzipq_s32): Likewise.
14179 (vzipq_f32): Likewise.
14180 (vzipq_u8): Likewise.
14181 (vzipq_u16): Likewise.
14182 (vzipq_u32): Likewise.
14183 (vzipq_p8): Likewise.
14184 (vzipq_p16): Likewise.
14186 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14189 * config/arm/arm.c (neon_endian_lane_map): New function.
14190 (neon_vector_pair_endian_lane_map): New function.
14191 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14192 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14194 (vuzpq_s16): Likewise.
14195 (vuzpq_s32): Likewise.
14196 (vuzpq_f32): Likewise.
14197 (vuzpq_u8): Likewise.
14198 (vuzpq_u16): Likewise.
14199 (vuzpq_u32): Likewise.
14200 (vuzpq_p8): Likewise.
14201 (vuzpq_p16): Likewise.
14203 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14206 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14209 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14211 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14212 truncate const_int operand 1 to QImode.
14214 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14216 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14217 corresponding to an abnormal edge.
14219 2016-02-09 Tom de Vries <tom@codesourcery.com>
14221 PR tree-optimization/69599
14222 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14224 (find_func_aliases_for_builtin_call, find_func_clobbers)
14225 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14228 2016-02-09 Richard Biener <rguenther@suse.de>
14230 PR tree-optimization/69715
14231 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14232 LHS on calls as non-rewritable.
14234 2016-02-09 Tom de Vries <tom@codesourcery.com>
14237 * lto-wrapper.c (append_diag_options): New function.
14238 (compile_offload_image): Call append_diag_options.
14240 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14243 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14244 Minor copy-edit to fix verb tenses.
14246 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14248 PR tree-optimization/69209
14249 * ipa-split.c (split_function): If split part is not
14250 returning retval, retval has gimple type but is not
14251 gimple value, force it into a SSA_NAME first.
14253 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14255 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14258 2016-02-08 Jason Merrill <jason@redhat.com>
14261 * convert.c (convert_to_integer_1): Check dofold on truncation
14263 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14264 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14265 Rename from *_nofold.
14266 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14267 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14269 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14272 * tree.c (build_common_tree_nodes): Remove short_double argument.
14273 All callers changed.
14274 * tree.h (build_common_tree_nodes): Adjust declaration.
14275 * doc/invoke.texi (-fshort-double): Remove documentation.
14276 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14277 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14278 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14279 (append_linker_options): Don't handle OPT_fshort_double.
14281 PR rtl-optimization/68730
14282 * lra-remat.c (insn_to_cand_activation): New static variable.
14283 (lra_remat): Allocate and free it.
14284 (create_cand): New arg activation. Initialize a field in
14285 insn_to_cand_activation if it is nonnull.
14286 (create_cands): Pass the activation insn to create_cand when making
14287 a candidate involving an output reload. Reorganize code a little.
14288 (do_remat): Keep track of active status of candidates in a separate
14291 2016-02-08 Richard Biener <rguenther@suse.de>
14293 PR tree-optimization/69719
14294 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14295 Properly use absolute of the difference of the two offsets to
14296 compare or adjust the segment length.
14298 2016-02-08 Richard Biener <rguenther@suse.de>
14299 Jeff Law <law@redhat.com>
14302 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14303 types for anonymous SSA names.
14305 2016-02-08 Richard Biener <rguenther@suse.de>
14307 PR rtl-optimization/69274
14308 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14310 2016-02-08 Jeff Law <law@redhat.com>
14312 PR tree-optimization/65917
14313 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14314 equivalences from if (x == y) style conditionals.
14315 (loop_depth_of_name): Remove.
14316 (record_equality): Remove loop depth check.
14317 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14318 (const_and_copies::record_const_or_copy_raw): New member function.
14319 * tree-ssa-scopedtables.c
14320 (const_and_copies::record_const_or_copy_raw): New, factored out of
14321 (const_and_copies::record_const_or_copy): Call new member function.
14323 2016-02-05 Jeff Law <law@redhat.com>
14325 PR tree-optimization/68541
14326 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14327 (count_stmts_in_block): New function.
14328 (poor_ifcvt_candidate_code): Likewise.
14329 (is_feasible_trace): Add some heuristics to determine when path
14330 splitting is profitable.
14331 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14332 is a diamond with a single exit.
14334 2016-02-05 Martin Sebor <msebor@redhat.com>
14337 * doc/invoke.texi: Update -Wplacement-new to take an optional
14340 2016-02-06 Richard Henderson <rth@redhat.com>
14343 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14344 out of non-standard address spaces.
14346 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14348 PR rtl-optimization/69691
14349 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14351 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14353 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14354 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14355 (*ieee128_mfvsrd_64bit): Likewise.
14356 (*ieee128_mfvsrd_32bit): Likewise.
14358 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14362 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14364 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14365 instrumented_version.
14367 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14369 * doc/invoke.texi (Optimize Options): In table of --param options
14370 rename second occurrence of tracer-min-branch-ratio to
14371 tracer-min-branch-probability, rename
14372 tracer-min-branch-ratio-feedback to
14373 tracer-min-branch-probability-feedback and clarify description,
14374 rename sched-spec-state-edge-prob-cutoff to
14375 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14376 to selsched-insns-to-rename, rename lto-minpartition to
14377 lto-min-partition, delete reorder-blocks-duplicate and
14378 reorder-blocks-duplicate-feedback.
14380 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14382 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14385 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14387 * doc/extend.texi: S/390: Correct some typos.
14389 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14391 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14393 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14396 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14397 (s390_register_info_gprtofpr): Use new macros above.
14398 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14400 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14401 its name. Adjust restore and save gpr ranges.
14402 (s390_register_info_set_ranges): New function.
14403 (s390_register_info): Use new macros above. Call
14404 s390_register_info_set_ranges.
14405 (s390_optimize_register_info): Likewise.
14406 (s390_hard_regno_rename_ok): Use new macros.
14407 (s390_hard_regno_scratch_ok): Likewise.
14408 (s390_emit_epilogue): Likewise.
14409 (s390_can_use_return_insn): Likewise.
14410 (s390_optimize_prologue): Likewise.
14411 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14413 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14416 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14418 (ix86_option_override_internal): Disable TARGET_STV even for
14419 -m{incoming,preferred}-stack-boundary=3.
14421 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14423 * config.gcc: Mark deprecated rtems targets as obsolete.
14425 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14427 PR rtl-optimization/64682
14428 PR rtl-optimization/69567
14429 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14430 before I2 only if the register is both used and set in I2.
14432 2016-02-04 DJ Delorie <dj@redhat.com>
14434 * config/msp430/msp430.c (msp430_start_function): Add function type.
14436 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14439 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14441 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14443 PR rtl-optimization/69577
14445 2015-10-29 Richard Henderson <rth@redhat.com>
14449 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14450 sse check to the exact conditions of PR 67609.
14452 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14455 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14456 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14457 not allowed into the traditional Altivec registers.
14458 (movtd_64bit_nodm): Likewise.
14459 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14461 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14463 * config/aarch64/cortex-a57-fma-steering.c
14464 (aarch64_register_fma_steering): Remove "static" from arguments
14467 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14470 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14471 twice when complex.
14473 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14475 * doc/invoke.texi: Delete -mno-fma4.
14477 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14479 PR rtl-optimization/69577
14480 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14481 (find_subregs_of_mode): Update accordingly. Iterate over partial
14484 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14486 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14487 * config/arm/arm.c (neon_reinterpret): Remove.
14488 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14489 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14490 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14491 vreinterpretti): Remove.
14492 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14493 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14494 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14495 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14496 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14497 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14498 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14499 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14500 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14501 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14502 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14503 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14504 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14505 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14506 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14507 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14508 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14509 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14510 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14511 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14512 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14513 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14514 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14515 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14516 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14517 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14518 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14519 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14520 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14521 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14522 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14523 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14524 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14525 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14526 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14527 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14528 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14529 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14530 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14531 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14532 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14533 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14534 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14535 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14536 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14537 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14538 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14539 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14540 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14541 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14542 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14543 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14544 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14545 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14546 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14547 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14548 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14549 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14550 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14551 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14552 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14553 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14554 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14555 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14556 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14557 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14558 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14559 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14560 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14561 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14562 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14563 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14564 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14565 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14566 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14567 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14568 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14569 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14570 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14571 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14572 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14573 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14574 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14575 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14576 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14577 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14578 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14579 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14580 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14581 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14582 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14583 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14584 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14585 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14586 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14587 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14588 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14589 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14590 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14591 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14592 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14593 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14594 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14596 2016-02-04 Martin Liska <mliska@suse.cz>
14599 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14600 that are gimple_store_p.
14601 (maybe_instrument_call): Likewise.
14603 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14605 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14606 register scaling out of memory reference and comment why.
14608 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14612 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14613 folding the source of a SET.
14615 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14619 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14620 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14622 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14626 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14629 2016-02-04 Christian Bruel <christian.bruel@st.com>
14631 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14632 * config/arm/arm.c (arm_set_current_function): Likewise.
14634 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14635 Ilya Enkovich <enkovich.gnu@gmail.com>
14636 H.J. Lu <hongjiu.lu@intel.com>
14639 * config/i386/i386.c (convert_scalars_to_vector): Remove
14640 stack alignment fixes.
14641 (ix86_option_override_internal): Disable TARGET_STV if stack
14642 might not be aligned enough.
14643 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14645 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14647 * config/i386/x86-tune.def: Disable default prefetching
14650 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14651 Vladimir Makarov <vmakarov@redhat.com>
14654 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14655 in validating fused toc addresses.
14657 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14660 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14661 range->m_caret fields if range->m_show_caret_p is false.
14664 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14665 Force oldval into register if it does not satisfy reg_or_short_operand
14666 predicate. Fix up formatting.
14668 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14669 Alexandre Oliva <aoliva@redhat.com>
14672 * lra-constraints.c (simplify_operand_subreg): Check additionally
14673 address validity after potential reloading.
14674 (process_address_1): Check insns validity. In case of failure do
14677 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14680 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14683 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14685 * wide-int.cc (canonize_uhwi): New function.
14686 (wi::divmod_internal): Use it.
14688 2016-02-02 James Norris <jnorris@codesourcery.com
14690 * gimplify.c (omp_notice_variable): Add usage check.
14692 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14694 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14695 like LE, GE, LT, GT when emitting relational operator.
14697 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14699 * ira-costs.c (find_costs_and_classes): Add extra argument.
14700 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14701 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14702 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14703 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14704 Add best_class parameter, and return it if not ALL_REGS.
14705 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14707 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14708 Update target hook.
14710 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14712 * config/aarch64/aarch64.c
14713 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14714 (aarch64_ira_change_pseudo_allocno_class): New function.
14716 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14719 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14721 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14723 * config/avr/avr.c (avr_option_override): Set
14724 PARAM_ALLOW_STORE_DATA_RACES to 1.
14726 2016-02-02 Richard Biener <rguenther@suse.de>
14728 PR tree-optimization/69595
14729 * match.pd: Add range test simplifications to true/false.
14731 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14733 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14734 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14737 2016-02-02 Richard Biener <rguenther@suse.de>
14739 PR tree-optimization/69606
14740 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14741 info on the result before moving a stmt.
14743 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14745 PR middle-end/68542
14746 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14747 branch with vector comparison.
14748 * config/i386/sse.md (VI48_AVX): New mode iterator.
14749 (define_expand "cbranch<mode>4): Add support for conditional branch
14750 with vector comparison.
14751 * tree-vect-loop.c (optimize_mask_stores): New function.
14752 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14753 has_mask_store field of vect_info.
14754 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14755 vectorized loops having masked stores after vec_info destroy.
14756 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14757 correspondent macros.
14758 (optimize_mask_stores): Add prototype.
14760 2016-02-02 Alan Modra <amodra@gmail.com>
14763 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14766 2016-02-02 Alan Modra <amodra@gmail.com>
14769 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14770 whenever toc_label_name used.
14771 (rs6000_file_start): Don't set up toc section here,
14772 (rs6000_output_function_epilogue): do so here instead,
14773 (rs6000_xcoff_file_start): and here.
14774 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14775 (load_toc_aix_di): Likewise.
14777 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14779 PR rtl-optimization/69592
14780 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14781 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14782 (num_sign_bit_copies_binary_arith_p): New inline function.
14783 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14785 2016-02-01 Jeff Law <law@redhat.com>
14787 PR tree-optimization/69580
14788 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14789 * tree-ssa-threadbackward.c
14790 (fsm_find_control_statement_thread_paths): Do not try to walk
14791 through large PHI nodes.
14793 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14795 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14796 when count is incremented above limit, don't analyze further
14799 * omp-low.c (oacc_parse_default_dims): Avoid
14800 -Wsign-compare warning, make sure value fits into int
14801 rather than just unsigned int.
14803 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14805 PR tree-optimization/67921
14806 * fold-const.c (split_tree): New parameters. Convert pointer
14807 type variable part to proper type before negating.
14808 (fold_binary_loc): Pass new arguments to split_tree.
14810 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14812 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14813 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14814 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14815 * doc/tm.texti: Rebuilt.
14816 * doc/invoke.texi (fopenacc-dim): Document.
14817 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14818 (append_compiler_options): Likewise.
14819 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14820 (oacc_parse_default_dims): New.
14821 (oacc_validate_dims): Add USED arg. Select non-unity default when
14823 (oacc_loop_fixed_partitions): Return mask of used partitions.
14824 (oacc_loop_auto_partitions): Emit dump info.
14825 (oacc_loop_partition): Return mask of used partitions.
14826 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14827 loop partitioning and validation calls.
14829 2016-02-01 Richard Biener <rguenther@suse.de>
14831 PR middle-end/69556
14832 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14834 2016-02-01 Richard Biener <rguenther@suse.de>
14836 PR tree-optimization/69574
14837 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14838 of asserting return chrec_dont_know.
14840 2016-02-01 Martin Liska <mliska@suse.cz>
14842 * mem-stats-traits.h: Add copyright header.
14843 * mem-stats.h: Likewise.
14845 2016-02-01 Richard Biener <rguenther@suse.de>
14847 PR tree-optimization/69579
14848 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14849 Do not propagate through abnormal PHI results.
14851 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14853 * postreload.c (reload_cse_simplify): Remove dead code.
14855 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14857 PR rtl-optimization/69570
14858 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14859 if there is more than one set, not if there is a single set.
14861 2016-02-01 Richard Henderson <rth@redhat.com>
14864 * combine.c (make_compound_operation): When looking through a
14865 subreg, make sure to re-extend to the width of the outer mode.
14867 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14869 PR tree-optimization/69546
14870 * wide-int.cc (wi::divmod_internal): For unsigned division
14871 where both operands fit into uhwi, if o1 is 1 and o0 has
14872 msb set, if divident_prec is larger than bits per hwi,
14873 clear another quotient word and return 2 instead of 1.
14874 Similarly for remainder with msb in HWI set, if dividend_prec
14875 is larger than bits per hwi.
14877 2016-01-29 Martin Jambor <mjambor@suse.cz>
14879 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14880 Use short lowercase names.
14881 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14882 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14883 acq_rel one. Protect warning agains segfaults if
14884 get_memory_order_name returns NULL.
14885 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14886 with release semantics. Do not warn if get_memory_order already did.
14887 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14888 semantics. Fix check for relaxed or acquire semantics. Do not warn
14889 if get_memory_order already did.
14891 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14893 * doc/install.texi: Document that isl-0.16 is supported.
14895 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14898 * config/i386/constraints.md (Bm): Describe as special memory
14900 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14901 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14902 * genpreds.c (struct constraint_data): Add is_special_memory.
14903 (have_special_memory_constraints, special_memory_start): New
14905 (special_memory_end): Ditto.
14906 (add_constraint): Add new arg is_special_memory. Add code to
14907 process its true value. Update have_special_memory_constraints.
14908 (process_define_constraint): Pass the new arg.
14909 (process_define_register_constraint): Ditto.
14910 (choose_enum_order): Process special memory.
14911 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14912 function insn_extra_special_memory_constraint.
14913 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14914 * gensupport.c (process_rtx): Process
14915 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14916 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14917 * ira-lives.c (single_reg_class): Use
14918 insn_extra_special_memory_constraint.
14919 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14920 * lra-constraints.c (process_alt_operands): Ditto.
14921 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14922 * recog.c (asm_operand_ok, preprocess_constraints): Process
14924 * reload.c (find_reloads): Ditto.
14925 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14926 * stmt.c (parse_input_constraint): Use
14927 insn_extra_special_memory_constraint.
14929 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14932 * lra-splill.c (lra_final_code_change): Revert r229087 by
14933 removing all sub-registers.
14935 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14938 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14940 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14943 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14944 SSE1, copy target into the temporary reg first before recursing
14947 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14949 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14952 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14954 * ginclude/stdarg.h: Test __cplusplus instead of
14955 __GXX_EXPERIMENTAL_CXX0X__.
14957 2016-01-29 Richard Biener <rguenther@suse.de>
14959 PR tree-optimization/69547
14960 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14961 Do not mark clobbers necessary.
14962 (mark_all_reaching_defs_necessary_1): Likewise.
14964 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14966 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14967 declaration name with %qs and print it in both error messages.
14968 Also fix indentation.
14970 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14973 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14974 trailing blank line from error message.
14976 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14979 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14982 2016-01-29 Richard Biener <rguenther@suse.de>
14984 PR middle-end/69537
14985 * match.pd: Allow all integral types when simplifying a
14986 widening or sign-changing conversion.
14988 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14990 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14991 back to setting codegen_error to fail codegen.
14993 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14996 * config/i386/constraints.md (C): Only accept constant zero operand.
14997 (BC): New constraint.
14998 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14999 instead of C constraint.
15000 * doc/md.texi (Machine Constraints): Update description
15003 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15006 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15008 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15010 PR middle-end/69542
15011 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15014 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15016 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15017 branches if using guessed profile.
15019 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15021 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15023 2016-01-28 Richard Henderson <rth@redhat.com>
15026 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15027 * config/aarch64/aarch64-protos.h: Update.
15028 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15029 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15030 (aarch64_get_condition_code_1): Handle CC_Cmode.
15031 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15032 (*add<mode>3_compareC_cconly_imm): New.
15033 (*add<mode>3_compareC_cconly): New.
15034 (*add<mode>3_compareC_imm): New.
15035 (add<mode>3_compareC): New.
15036 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15037 to be first. Use aarch64_carry_operation.
15038 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15039 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15040 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15041 (subti3): Use subdi3_compare1.
15042 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15043 (sub<mode>3_compare1): New.
15044 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15045 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15046 (*subsi3_carryin_uxtw): Likewise.
15047 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15048 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15049 * config/aarch64/iterators.md (DWI): New.
15050 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15051 (aarch64_borrow_operation): New.
15053 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15055 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15056 message when isl does not return a valid schedule.
15058 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15060 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15061 Remove comments from class declarations: they are already in the code
15064 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15066 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15068 (ternary_op_to_tree): Same.
15069 (unary_op_to_tree): Same.
15070 (nary_op_to_tree): Same.
15071 (gcc_expression_from_isl_expr_op): Same.
15072 (gcc_expression_from_isl_expression): Same.
15073 (graphite_create_new_loop): Same.
15074 (graphite_create_new_loop_guard): Same.
15075 (build_iv_mapping): Same.
15076 (graphite_create_new_guard): Same.
15077 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15078 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15080 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15082 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15083 instead of setting codegen_error to fail codegen.
15085 2016-01-28 Jason Merrill <jason@redhat.com>
15087 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15089 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15091 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15092 Remove CONST_INT_P check in CCMP cost calculation.
15094 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15096 * config/aarch64/aarch64.c (generic_vector_cost):
15097 Set vec_permute_cost.
15098 (cortexa57_vector_cost): Likewise.
15099 (exynosm1_vector_cost): Likewise.
15100 (xgene1_vector_cost): Likewise.
15101 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15102 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15103 Add vec_permute_cost entry.
15105 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15107 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15109 (add<mode>3_compare0): Likewise.
15110 (addsi3_compare0_uxtw): Likewise.
15111 (add<mode>3nr_compare0): Likewise.
15112 (compare_neg<mode>): Likewise.
15113 (<optab><mode>3): Likewise.
15115 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15117 * tree-vect-stmts.c (vectorizable_comparison): Add
15118 NULL check for vectype.
15120 2016-01-28 Richard Biener <rguenther@suse.de>
15122 PR tree-optimization/69466
15123 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15124 Account for PHIs we couldn't duplicate.
15126 2016-01-28 Martin Liska <mliska@suse.cz>
15129 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15130 instead of ENABLE_VALGRIND_CHECKING.
15132 2016-01-27 Richard Henderson <rth@redhat.com>
15135 * lra-remat.c (subreg_regs): New.
15136 (dump_candidates_and_remat_bb_data): Dump it.
15137 (operand_to_remat): Reject if operand in subreg_regs.
15138 (set_bb_regs): Collect subreg_regs.
15139 (lra_remat): Init and free subreg_regs. Compute
15140 calculate_local_reg_remat_bb_data before create_cands.
15142 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15145 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15146 change stack_alignment_needed for __tls_get_addr call.
15148 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15150 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15152 2016-01-27 Jeff Law <law@redhat.com>
15154 PR tree-optimization/68398
15155 PR tree-optimization/69196
15156 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15157 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15158 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15159 Only count PHIs in the last block in the path. The others will
15160 const/copy propagate away. Add heuristic to allow more irreducible
15161 subloops to be created when it is likely profitable to do so.
15163 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15164 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15165 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15167 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15170 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15171 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15172 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15173 * tree-streamer-in.c: Include asan.h.
15174 (streamer_get_builtin_tree): For builtins in sanitizer
15175 range call initialize_sanitizer_builtins and retry.
15177 2016-01-27 Ian Lance Taylor <iant@google.com>
15179 * common.opt (fkeep-gc-roots-live): New undocumented option.
15180 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15181 -fkeep-gc-roots-live, skip pointers.
15182 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15185 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15188 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15189 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15191 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15194 * configure.ac: NetBSD provides SSP in its C library.
15195 * configure: Updated.
15197 2016-01-27 Richard Biener <rguenther@suse.de>
15199 PR tree-optimization/69166
15200 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15201 reduction code for commutativity / associativity.
15203 2016-01-27 Martin Jambor <mjambor@suse.cz>
15205 PR tree-optimization/69355
15206 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15207 total_scalarization fails.
15209 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15211 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15214 2016-01-27 Christian Bruel <christian.bruel@st.com>
15217 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15218 Move arm_reset_previous_fndecl and set_target_option_current_node in
15219 the conditional part. Call save_restore_target_globals.
15220 * config/arm/arm.c (arm_set_current_function):
15221 Refactor to better support #pragma target and attribute mix.
15222 Call save_restore_target_globals.
15223 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15225 2016-01-27 Martin Liska <mliska@suse.cz>
15227 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15228 reference for an HSA kernel and its host function.
15230 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15232 PR tree-optimization/69399
15233 * wide-int.h (wi::lrshift): For larger precisions, only
15234 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15236 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15238 * config/arc/predicates.md (proper_comparison_operator): Reject
15239 constant-constant comparison.
15241 2016-01-26 Tom de Vries <tom@codesourcery.com>
15243 PR tree-optimization/69110
15244 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15245 DR_NUM_DIMENSIONS == 0.
15247 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15248 Sebastian Pop <s.pop@samsung.com>
15250 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15251 isl_ast_op_cond and isl_ast_op_select.
15252 (gcc_expression_from_isl_expr_op): Same.
15254 2016-01-26 Jason Merrill <jason@redhat.com>
15257 * tree.c (recompute_constructor_flags): Split out from
15259 (verify_constructor_flags): New.
15260 * tree.h: Declare them.
15262 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15264 PR rtl-optimization/69217
15265 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15266 are no TYPE_FIELDS set for the record type.
15268 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15271 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15272 toc_label_name unconditionally.
15273 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15274 SYMBOL_REF string. Use toc_label_name instead of constructing
15276 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15277 constructing LCTOC1.
15279 2016-01-26 Martin Sebor <msebor@redhat.com>
15282 * doc/extend.texi (Common Type Attributes): Move text that talks about
15283 attribute packed from attribute aligned to the section discussing
15284 the former attribute for clarity.
15286 2016-01-26 Richard Henderson <rth@redhat.com>
15288 PR middle-end/60908
15289 * trans-mem.c (tm_region_init): Mark entry block as visited.
15291 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15294 * diagnostic-show-locus.c (layout::print_source_line): Replace
15295 call to pp_newline with call to layout::print_newline.
15296 (layout::print_annotation_line): Likewise.
15297 (layout::move_to_column): Likewise.
15298 (layout::print_any_fixits): After printing any fixits, print a
15299 trailing newline, if necessary.
15300 (layout::print_newline): New method, resetting any colorization
15302 (diagnostic_show_locus): Move the pp_newline to before the
15303 early bailout. Remove dummy block enclosing the layout instance.
15304 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15305 of pp_newline_and_flush with pp_flush.
15306 (diagnostic_append_note): Delete use of pp_newline.
15307 (diagnostic_append_note_at_rich_loc): Delete.
15308 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15309 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15310 when newline characters are added to the buffer.
15312 2016-01-26 Michael Matz <matz@suse.de>
15314 * configure.ac (ac_cv_std_swap_in_utility): New test.
15315 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15316 * configure: Regenerate.
15317 * config.in: Regenerate.
15319 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15321 * config/arc/arc.md (cstoresi4): Force operand into register.
15322 (arcset<code>): Fix predicate.
15323 (arcsetltu): Likewise.
15324 (arcsetgeu): Likewise.
15325 (arcsethi): Likewise.
15326 (arcsetls): Likewise.
15328 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15330 PR tree-optimization/69483
15331 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15332 if base has error_mark_node type.
15334 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15337 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15338 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15340 (vget_lane_f16): Handle big-endian.
15341 (vgetq_lane_f16): Likewise.
15342 (vset_lane_f16): Likewise.
15343 (vsetq_lane_f16): Likewise.
15344 * config/arm/iterators.md (VQXMOV): Add V8HF.
15345 (VDQ): Add V4HF and V8HF.
15346 (V_reg): Handle V4HF and V8HF.
15347 (Is_float_mode): Likewise.
15348 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15349 neon_vdup_nv8hf): New patterns.
15350 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15351 Use VD_LANE iterator.
15352 (neon_vld1_dup<mode>): Use VQ2 iterator.
15354 2016-01-26 Nathan Sidwell <nathan@acm.org>
15356 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15357 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15358 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15359 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15360 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15361 (oacc_validate_dims): Add LEVEL arg, don't return level.
15362 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15363 oacc_validate_dims.
15364 (execute_oacc_device_lower): Adjust, add more dump output.
15365 * tree-ssa-loop.c (gate_oacc_kernels): Use
15366 oacc_fn_attrib_kernels_p.
15367 * tree-parloops.c (create_parallel_loop): Adjust
15368 set_oacc_fn_attrib call.
15370 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15373 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15374 (append_compiler_options): Handle -fcilkplus.
15375 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15377 2016-01-26 Nick Clifton <nickc@redhat.com>
15380 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15381 been marked as DECL_ONE_ONLY but we do not the means to make it
15382 so, then do not allow it to bind locally.
15384 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15387 * opts.h (parse_sanitizer_options): New prototype.
15388 * opts.c (sanitizer_opts): New array.
15389 (parse_sanitizer_options): New function.
15390 (common_handle_option): Use parse_sanitizer_options.
15392 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15395 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15396 alignment adjustment to ...
15397 (ix86_update_stack_boundary): Here. Don't over-align stack for
15399 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15400 if __tls_get_addr is called.
15402 2016-01-26 Christian Bruel <christian.bruel@st.com>
15404 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15406 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15408 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15410 2016-01-26 Richard Biener <rguenther@suse.de>
15412 PR middle-end/69467
15413 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15415 2016-01-26 Richard Biener <rguenther@suse.de>
15417 PR tree-optimization/69452
15418 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15419 (move_computations_dom_walker::before_dom_children): Rename
15421 (move_computations_worker): This.
15422 (move_computations): Perform an RPO rather than a DOM walk.
15424 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15427 * combine.c (combine_instructions): For REG_EQUAL note with
15428 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15429 to the underlying register.
15430 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15431 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15433 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15436 * config/aarch64/aarch64-builtins.c
15437 (aarch64_init_simd_builtin_types): Do not set structural
15438 equality to __Poly{8,16,64,128}_t types.
15440 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15442 PR tree-optimization/69400
15443 * wide-int.cc (wi_pack): Take the precision as argument and
15444 perform canonicalization here rather than in the callers.
15445 Use the main loop to handle all full-width HWIs. Add a
15446 zero HWI if in_len isn't a full result.
15447 (wi::divmod_internal): Update accordingly.
15448 (wi::mul_internal): Likewise. Simplify.
15450 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15451 Sebastian Pop <s.pop@samsung.com>
15453 * graphite-poly.c (apply_poly_transforms): Simplify.
15454 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15455 (print_isl_map): Same.
15456 (print_isl_union_map): Same.
15457 (print_isl_schedule): New.
15458 (debug_isl_schedule): New.
15459 * graphite-dependences.c (scop_get_reads): Do not call
15460 isl_union_map_add_map that is undocumented isl functionality.
15461 (scop_get_must_writes): Same.
15462 (scop_get_may_writes): Same.
15463 (scop_get_original_schedule): Remove.
15464 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15465 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15466 (compute_deps): Remove.
15467 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15468 (debug_schedule_ast): New.
15469 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15470 set_separate_option.
15471 (graphite_regenerate_ast_isl): Add dump.
15472 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15473 from scop->transformed_schedule.
15474 (graphite_regenerate_ast_isl): Add more dump.
15475 * graphite-optimize-isl.c (optimize_isl): Set
15476 scop->transformed_schedule. Check whether schedules are equal.
15477 (apply_poly_transforms): Move here.
15478 * graphite-poly.c (apply_poly_transforms): ... from here.
15479 (free_poly_bb): Static.
15480 (free_scop): Static.
15481 (pbb_number_of_iterations_at_time): Remove.
15482 (print_isl_ast): New.
15483 (debug_isl_ast): New.
15484 (debug_scop_pbb): New.
15485 * graphite-scop-detection.c (print_edge): Move.
15486 (print_sese): Move.
15487 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15488 (build_scop_scattering): Remove.
15489 (create_pw_aff_from_tree): Assert instead of bailing out.
15490 (add_condition_to_pbb): Remove unused code, do not fail.
15491 (add_conditions_to_domain): Same.
15492 (add_conditions_to_constraints): Remove.
15493 (build_scop_context): New.
15494 (add_iter_domain_dimension): New.
15495 (build_iteration_domains): Initialize pbb->iterators.
15496 Call add_conditions_to_domain.
15499 (index_outermost_in_loop): New.
15500 (index_pbb_in_loop): New.
15501 (outermost_pbb_in): New.
15502 (add_in_sequence): New.
15503 (add_outer_projection): New.
15504 (outer_projection_mupa): New.
15505 (add_loop_schedule): New.
15506 (build_schedule_pbb): New.
15507 (build_schedule_loop): New.
15508 (embed_in_surrounding_loops): New.
15509 (build_schedule_loop_nest): New.
15510 (build_original_schedule): New.
15511 (build_poly_scop): Call build_original_schedule.
15512 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15513 (free_poly_dr): Remove.
15514 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15515 (free_poly_bb): Remove.
15516 (debug_loop_vec): Remove.
15517 (print_isl_ast): Declare.
15518 (debug_isl_ast): Declare.
15519 (scop_do_interchange): Remove.
15520 (scop_do_strip_mine): Remove.
15521 (scop_do_block): Remove.
15522 (flatten_all_loops): Remove.
15523 (optimize_isl): Remove.
15524 (pbb_number_of_iterations_at_time): Remove.
15525 (debug_scop_pbb): Declare.
15526 (print_schedule_ast): Declare.
15527 (debug_schedule_ast): Declare.
15528 (struct scop): Remove schedule. Add original_schedule,
15529 transformed_schedule.
15530 (free_gimple_poly_bb): Remove.
15531 (print_generated_program): Remove.
15532 (debug_generated_program): Remove.
15533 (unify_scattering_dimensions): Remove.
15534 * sese.c (print_edge): ... here.
15535 (print_sese): ... here.
15536 (debug_edge): ... here.
15537 (debug_sese): ... here.
15538 * sese.h (print_edge): Declare.
15539 (print_sese): Declare.
15540 (dump_edge): Declare.
15541 (dump_sese): Declare.
15543 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15544 Sebastian Pop <s.pop@samsung.com>
15546 * Makefile.in: Set ISLVER in site.exp.
15548 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15550 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15551 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15552 through DECL_VALUE_EXPR for expansion.
15554 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15556 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15557 the frame info after reload completed.
15559 2016-01-25 Jeff Law <law@redhat.com>
15561 PR tree-optimization/69196
15562 PR tree-optimization/68398
15563 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15564 tree-ssa-threadupdate.c.
15565 (determine_bb_domination_status): Prototype
15566 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15567 (determine_bb_domination_status): No longer static.
15568 (valid_jump_thread_path): Remove code to detect characteristics
15569 of the jump thread path not associated with correctness.
15570 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15571 Correct test for thread path length. Count PHIs for real operands as
15572 statements that need to be copied. Do not count ASSERT_EXPRs.
15573 Look at all the blocks in the thread path. Compute and selectively
15574 filter thread paths based on threading through the latch, threading
15575 a multiway branch or crossing a multiway branch.
15577 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15579 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15580 decl with __attribute__ ((unused)) annotation.
15582 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15585 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15586 of operands is compatible with a statement vectype.
15588 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15590 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15591 improve wording for mixed storage order support.
15593 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15595 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15596 (vcvt_u64_f64): Likewise.
15597 (vcvta_s64_f64): Likewise.
15598 (vcvta_u64_f64): Likewise.
15599 (vcvtm_s64_f64): Likewise.
15600 (vcvtm_u64_f64): Likewise.
15601 (vcvtn_s64_f64): Likewise.
15602 (vcvtn_u64_f64): Likewise.
15603 (vcvtp_s64_f64): Likewise.
15604 (vcvtp_u64_f64): Likewise.
15606 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15608 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15609 (arc_init): Check validity mll64 option.
15610 (arc_save_restore): Use double load/store instruction.
15611 (arc_expand_movmem): Likewise.
15612 (arc_split_move): Don't split if we have double load/store
15613 instructions. Returns a boolean.
15614 (arc_process_double_reg_moves): Change function to return boolean
15615 instead of a sequence of instructions.
15616 (arc_dwarf_register_span): New function.
15617 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15618 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15619 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15620 (*movdf_insn): Likewise.
15621 * config/arc/arc.opt (mll64): New option.
15622 * config/arc/predicates.md (even_register_operand): New predicate.
15623 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15625 2016-01-25 Richard Biener <rguenther@suse.de>
15628 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15629 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15631 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15633 2016-01-25 Richard Biener <rguenther@suse.de>
15635 PR tree-optimization/69376
15636 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15638 (VN_INFO_ANTI_RANGE_P): New inline.
15639 (VN_INFO_RANGE_TYPE): Likewise.
15640 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15641 SSA_NAME_ANTI_RANGE_P.
15642 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15643 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15644 Properly query VN_INFO_RANGE_TYPE.
15646 2016-01-25 Nick Clifton <nickc@redhat.com>
15649 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15651 2016-01-23 Tom de Vries <tom@codesourcery.com>
15653 PR tree-optimization/69426
15654 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15657 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15659 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15660 "the the" with "the" in the comments.
15661 * ipa-devirt.c (build_type_inheritance_graph,
15662 update_type_inheritance_graph): Likewise.
15663 * tree.c (build_function_type_list_1): Likewise.
15664 * cfgloopmanip.c (scale_loop_profile): Likewise.
15665 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15666 * gimple-ssa-split-paths.c
15667 (find_block_to_duplicate_for_splitting_paths): Likewise.
15668 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15669 * expr.c (convert_move): Likewise.
15670 * var-tracking.c (vt_stack_adjustments): Likewise.
15671 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15672 * tree-vrp.c (test_for_singularity): Likewise.
15674 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15675 directly instead of building a temporary tree.
15678 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15679 remove <algorithm> include.
15681 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15684 * config/i386/i386.c: Include dojump.h.
15685 (expand_small_movmem_or_setmem,
15686 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15688 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15689 if dynamic_check != -1.
15691 2016-01-21 Jeff Law <law@redhat.com>
15693 PR middle-end/69347
15694 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15695 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15696 into dominated_by_p.
15697 (cprop_into_successor_phis): Avoid unnecessary tests.
15699 2016-01-22 Richard Henderson <rth@redhat.com>
15702 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15703 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15705 2016-01-22 Michael Matz <matz@suse.de>
15707 * system.h (string, algorithm): Include only conditionally.
15708 (new): Include always under C++.
15709 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15710 * final.c (toplevel): Ditto.
15711 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15712 * genconditions.c (write_header): Make gencondmd.c define
15714 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15716 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15717 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15719 2016-01-22 Christian Bruel <christian.bruel@st.com>
15722 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15724 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15727 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15728 define_insn_and_split. Ensure operands[1] and operands[0] do not
15729 get assigned the same register.
15731 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15733 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15735 2016-01-22 Christian Bruel <christian.bruel@st.com>
15737 * config/arm/arm-c.c (arm_pragma_target_parse):
15738 Remove warn_builtin_macro_redefined overwrite.
15740 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15742 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15743 flag_non_call_exceptions compatibility.
15745 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15748 * dwarf2out.c (add_child_die_after): New function.
15749 (dwarf_qual_info_t): New type.
15750 (dwarf_qual_info): New variable.
15751 (qualified_die_p): New function.
15752 (modified_type_die): For -fdebug-types-section, ensure
15753 canonical order of qualifiers. Put qualified DIEs adjacent
15754 to the corresponding non-qualified type DIE and search there
15755 for existing qualified DIEs.
15757 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15759 * doc/extend.texi (scalar_storage_order type attribute): Document
15760 restriction on type punning and aliasing, and remove future tense.
15762 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15765 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15768 2016-01-21 Jeff Law <law@redhat.com>
15770 PR middle-end/69347
15771 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15772 useless call to record_temporary_equivalences.
15773 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15774 allocate 10 slots in the bb_path vector and let it grow as needed.
15775 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15778 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15780 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15782 * configure: Regenerate.
15784 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15786 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15787 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15789 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15791 PR middle-end/66178
15792 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15793 drop EXPAND_INITIALIZER.
15794 * rtl.h (contains_symbolic_reference_p): Declare.
15795 * rtlanal.c (contains_symbolic_reference_p): New function.
15796 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15797 a subtraction into a NOT if symbolic constants are involved.
15799 2016-01-21 Anton Blanchard <anton@samba.org>
15800 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15803 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15805 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15808 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15810 * config/microblaze/microblaze.c
15811 (get_branch_target): New.
15812 (insert_wic_for_ilb_runout): New.
15814 (microblaze_machine_dependent_reorg): New.
15815 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15816 * config/microblaze/microblaze.md
15817 (UNSPEC_IPREFETCH): Define.
15818 (iprefetch): New pattern
15819 * config/microblaze/microblaze.opt
15820 (mxl-prefetch): New flag.
15822 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15824 * config/microblaze/microblaze.h
15825 (FIXED_REGISTERS): Update in macro.
15826 (CALL_USED_REGISTERS): Update in macro.
15828 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15830 PR rtl-optimization/68920
15831 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15834 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15836 PR rtl-optimization/68990
15837 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15838 pseudo instead of inheritance ones.
15840 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15841 Nick Clifton <nickc@redhat.com>
15845 * config/mips/mips.c (mips_compute_frame_info): Initialise
15846 args_size and hard_frame_pointer_offset fields of the frame
15847 structure before calling mips_global_pointer.
15849 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15851 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15853 * configure: Regenerate.
15855 2016-01-21 Richard Biener <rguenther@suse.de>
15857 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15859 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15861 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15862 to actually emit the .size directive.
15864 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15865 Jakub Jelinek <jakub@redhat.com>
15869 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15870 args array size by one to avoid buffer overflow.
15872 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15874 * config/s390/s390.md (pool_section_start): Use switch_to_section
15875 to select proper read-only data section instead of hardcoding
15877 (pool_section_end): Use switch_to_section to match the above.
15879 2016-01-21 Richard Biener <rguenther@suse.de>
15881 PR tree-optimization/69378
15882 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15883 (set_ssa_val_to): Use it for dominance checks taking into
15884 account not executable edges.
15886 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15889 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15890 for bitsize instead of GET_MODE_PRECISION (mode).
15892 2016-01-20 Martin Sebor <msebor@redhat.com>
15895 * extend.texi (__sync Builtins): Clarify the semantics of
15896 __sync_fetch_and_OP built-ins on pointers.
15897 (__atomic Builtins): Same.
15899 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15900 Sebastian Pop <s.pop@samsung.com>
15902 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15903 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15904 (is_valid_rename): Same.
15905 (translate_isl_ast_to_gimple::get_rename): Same.
15906 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15907 (translate_isl_ast_to_gimple::rename_uses): Same.
15908 (get_new_name): Check for close_phi nodes.
15909 (copy_loop_phi_args): Use phi_node_kind.
15910 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15911 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15913 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15914 Sebastian Pop <s.pop@samsung.com>
15916 Revert commit r229783.
15917 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15918 Remove use of parameter_rename_map.
15919 (copy_def): Remove.
15920 (copy_internal_parameters): Remove.
15921 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15922 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15923 (free_sese_info): Do not free parameter_rename_map.
15924 (set_rename): Do not use parameter_rename_map.
15925 (rename_uses): Update call to set_rename.
15926 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15927 * sese.h (parameter_rename_map_t): Remove.
15928 (struct sese_info_t): Remove field parameter_rename_map.
15930 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15931 Sebastian Pop <s.pop@samsung.com>
15933 * graphite-isl-ast-to-gimple.c: Fix comment.
15934 * graphite-scop-detection.c (defined_in_loop_p): New.
15935 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15936 names defined in loop.
15938 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15939 Sebastian Pop <s.pop@samsung.com>
15941 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15942 Discard unstructured if-then-else regions.
15944 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15945 Sebastian Pop <s.pop@samsung.com>
15947 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15948 (cleanup_loop_iter_dom): Remove.
15949 (build_loop_iteration_domains): Remove.
15950 (build_scop_context): Remove.
15951 (build_scop_iteration_domain): Remove.
15952 (add_loop_constraints): New.
15953 (build_iteration_domains): New.
15954 (build_poly_scop): Call build_iteration_domains.
15956 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15957 Sebastian Pop <s.pop@samsung.com>
15959 * graphite-scop-detection.c
15960 (scop_detection::harmful_loop_in_region): Free dom and loops.
15961 (scop_detection::loop_body_is_valid_scop): Free bbs.
15963 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15964 Sebastian Pop <s.pop@samsung.com>
15966 * graphite-scop-detection.c (record_loop_in_sese): New.
15967 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15968 (build_scops): Remove call to build_sese_loop_nests.
15969 * sese.c (sese_record_loop): Remove.
15970 (build_sese_loop_nests): Remove.
15971 (new_sese_info): Remove region->loops.
15972 (free_sese_info): Same.
15973 * sese.h (sese_contains_loop): Same.
15974 (build_sese_loop_nests): Remove.
15975 (sese_contains_loop): Remove.
15977 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15978 Sebastian Pop <s.pop@samsung.com>
15980 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15981 loop_is_valid_in_scop.
15982 (scop_detection::harmful_stmt_in_region): Renamed
15983 harmful_loop_in_region.
15984 Call loop_is_valid_in_scop.
15986 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15987 Sebastian Pop <s.pop@samsung.com>
15989 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15992 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15993 Sebastian Pop <s.pop@samsung.com>
15995 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15996 * graphite.h (struct poly_bb): Remove field is_reduction.
15997 (PBB_IS_REDUCTION): Remove.
15999 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16000 Sebastian Pop <s.pop@samsung.com>
16002 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16003 (add_pdr_constraints): Same.
16004 (scop_get_reads): Same.
16005 (scop_get_must_writes): Same.
16006 (scop_get_may_writes): Same.
16007 (scop_get_original_schedule): Same.
16008 (extend_schedule): Same.
16009 (apply_schedule_on_deps): Same.
16010 (carries_deps): Same.
16011 (compute_deps): Same.
16012 (scop_get_dependences): Same.
16013 * graphite-isl-ast-to-gimple.c
16014 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16015 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16016 (get_schedule_for_band_list): Same.
16017 (get_schedule_map): Same.
16018 (apply_schedule_map_to_scop): Same.
16019 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16020 (build_loop_iteration_domains): Same.
16021 (add_condition_to_pbb): Same.
16022 (add_param_constraints): Same.
16023 (pdr_add_memory_accesses): Same.
16024 (pdr_add_data_dimensions): Same.
16026 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16028 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16031 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16033 * common.opt (feliminate-dwarf2-dups): Replace references to
16034 "DWARF 2" with just "DWARF".
16035 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16036 * doc/extend.texi: Likewise.
16037 * doc/cpp.texi: Likewise.
16038 * doc/invoke.texi: Likewise.
16039 (Option Summary): Add -gdwarf to list of Debugging Options.
16040 (Debugging Options): Document -gdwarf.
16041 * doc/contrib.texi: Spell "DWARF" like that.
16043 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16045 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16046 warning. Fix up formatting.
16048 PR middle-end/67653
16049 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16050 attempt to mark memory input operand addressable and
16051 call prepare_gimple_addressable in that case. Don't adjust
16052 input_location for diagnostics, use error_at instead.
16054 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16056 * config/rs6000/ppc-auxv.h: New file.
16057 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16058 (cpu_is): Likewise.
16059 (cpu_supports): Likewise.
16060 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16061 (cpu_is_info): New variable.
16062 (cpu_supports_info): Likewise.
16063 (tcb_verification_symbol): Likewise.
16064 (cpu_builtin_p): Likewise.
16065 (cpu_expand_builtin): New function.
16066 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16067 (rs6000_init_builtins): Likewise.
16068 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16069 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16070 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16071 * configure: Regenerate.
16072 * config.in: Likewise.
16073 * doc/extend.texi (PowerPC Built-in Functions): Document
16074 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16076 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16079 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16081 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16084 2016-01-20 Richard Henderson <rth@redhat.com>
16090 * tree.c (tm_define_builtin): New.
16091 (find_tm_vector_type): New.
16092 (build_tm_vector_builtins): New.
16093 (build_common_builtin_nodes): Call it.
16095 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16097 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16098 (arm_fp_ok): Likewise.
16099 (arm_fp): Likewise.
16100 (arm_crypto): Likewise.
16102 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16103 Richard Biener <rguenther@suse.de>
16105 PR tree-optimization/69328
16106 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16107 vectors have same number of elements.
16108 (vectorizable_condition): Fix masked version recognition.
16110 2016-01-20 Richard Biener <rguenther@suse.de>
16112 PR tree-optimization/69345
16113 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16114 (VN_INFO_PTR_INFO): Likewise.
16115 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16116 info when it is equal between non-dominating SSA names.
16117 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16118 Make sure to look at original SSA infos.
16120 2016-01-20 Jeff Law <law@redhat.com>
16123 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16125 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16126 (pc_or_label_operand): New predicate.
16127 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16128 tests for small integers that are 2^n - 1.
16130 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16132 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16134 2016-01-19 Jeff Law <law@redhat.com>
16136 PR middle-end/69347
16137 * tree-ssa-threadbackwards.c
16138 (fsm_find_control_statement_thread_paths): Do not try to lookup
16139 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16141 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16143 * doc/lto.texi: Remove text that says only Gold has linker plugin
16146 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16148 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16149 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16150 the DIE accordingly.
16151 (modified_type_die): Add REVERSE parameter and pass it recursively,
16152 as well as to base_type_die. Adjust presence check accordingly.
16153 (base_type_for_mode): Adjust call to modified_type_die.
16154 (add_type_attribute): Add REVERSE parameter and pass it to
16156 (generic_parameter_die): Adjust call to add_type_attribute.
16157 (add_scalar_info): Likewise.
16158 (add_subscript_info): Likewise.
16159 (gen_array_type_die): Likewise.
16160 (gen_descr_array_type_die): Likewise.
16161 (gen_entry_point_die): Likewise.
16162 (gen_enumeration_type_die): Likewise.
16163 (gen_formal_parameter_die): Likewise.
16164 (gen_subprogram_die): Likewise.
16165 (gen_variable_die ): Likewise.
16166 (gen_const_die): Likewise.
16167 (gen_field_die): Likewise.
16168 (gen_pointer_type_die): Likewise.
16169 (gen_reference_type_die): Likewise.
16170 (gen_ptr_to_mbr_type_die): Likewise.
16171 (gen_inheritance_die): Likewise.
16172 (gen_subroutine_type_die): Likewise.
16173 (gen_typedef_die): Likewise.
16174 (force_type_die): Adjust call to modified_type_die.
16176 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16178 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16179 flow throughout the file. Fix broken link to Objective-C 2.0
16181 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16184 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16186 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16188 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16191 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16192 (maybe_record_node): Record cxa_pure_virtual as the only possible
16193 target if there are not ohter candidates.
16194 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16196 2016-01-19 Richard Biener <rguenther@suse.de>
16198 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16199 (get_memory_order): Likewise.
16201 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16203 * tree-vect-stmts.c (vectorizable_store): Check
16206 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16209 * gcc.c (driver::decode_argv): Add call to
16210 init_opts_obstack before init_options_struct.
16211 * opts.c (init_opts_obstack): Remove idempotency.
16212 (init_options_struct): Replace call to init_opts_obstack
16213 with a gcc_assert to verify that it has already been called.
16214 * toplev.c (toplev::main): Add call to init_opts_obstack before
16215 calls to init_options_struct.
16216 (toplev::finalize): Move cleanup of opts_obstack next to
16217 cleanup of save_decoded_options, clearing the latter, and
16218 save_decoded_options_count.
16220 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16223 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16224 attribute to unconditional. Remove %? from output template.
16226 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16227 Jiong Wang <jiong.wang@arm.com>
16229 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16230 generated from different expand order.
16232 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16234 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16235 Add support for CCMP costing.
16237 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16239 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16240 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16241 (fccmpe<mode>): Likewise.
16242 (fcmp): Rename to fcmp and globalize pattern.
16244 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16245 (aarch64_gen_ccmp_next): Add FP support.
16247 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16249 * target.def (gen_ccmp_first): Update documentation.
16250 (gen_ccmp_next): Likewise.
16251 * doc/tm.texi (gen_ccmp_first): Update documentation.
16252 (gen_ccmp_next): Likewise.
16253 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16254 expand_ccmp_expr_1. Improve comments.
16255 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16256 (ccmp_ior<mode>): Remove pattern.
16257 (cmp<mode>): Remove expand.
16258 (cmp): Globalize pattern.
16259 (cstorecc4): Use cc_register.
16260 (mov<mode>cc): Remove ccmp_cc_register check.
16261 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16262 Simplify after removal of CC_DNE/* modes.
16263 (aarch64_ccmp_mode_to_code): Remove.
16264 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16265 In 'k' case use integer as condition.
16266 (aarch64_nzcv_codes): Remove inverted cases.
16267 (aarch64_code_to_ccmode): Remove.
16268 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16269 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16270 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16271 pattern. Return the comparison with CC register. Invert conditions
16272 when bitcode is OR.
16273 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16274 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16276 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16278 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16279 instrumented_version.
16281 2016-01-19 Richard Biener <rguenther@suse.de>
16283 PR tree-optimization/69336
16284 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16285 handled components with get_ref_base_and_extent.
16286 (equal_mem_array_ref_p): Adjust.
16288 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16291 * shrink-wrap.c: Include valtrack.h.
16292 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16293 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16294 in between insn and where it will be moved to. Call
16295 dead_debug_insert_temp.
16296 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16297 first and dead_debug_local_finish at the end.
16298 For uses and defs bitmap, handle all regs in between REGNO and
16299 END_REGNO, not just the first one.
16301 2016-01-19 Richard Biener <rguenther@suse.de>
16303 PR tree-optimization/69352
16304 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16305 (equal_mem_array_ref_p): Constrain size and max size properly.
16306 Compare the reverse flag.
16308 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16310 * ira.c (ira): Update regstat data if we deleted insns.
16312 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16314 PR rtl-optimization/68955
16315 PR rtl-optimization/64557
16316 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16317 here. Fix up formatting.
16318 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16320 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16323 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16324 assume that the node has body.
16325 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16328 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16330 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16333 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16335 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16336 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16338 2016-01-19 Martin Jambor <mjambor@suse.cz>
16339 Martin Liska <mliska@suse.cz>
16340 Michael Matz <matz@suse.de>
16342 * Makefile.in (OBJS): Add new source files.
16343 (GTFILES): Add hsa.c.
16344 * common.opt (disable_hsa): New variable.
16345 (-Whsa): New warning.
16346 * config.in (ENABLE_HSA): New.
16347 * configure.ac: Treat hsa differently from other accelerators.
16348 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16349 $enable_offloading.
16350 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16351 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16352 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16353 --with-hsa-kmt-lib.
16354 * doc/invoke.texi (-Whsa): Document.
16355 (hsa-gen-debug-stores): Likewise.
16356 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16357 to invoke offload compiler for hsa acclerator.
16358 * opts.c (common_handle_option): Determine whether HSA offloading
16359 should be performed.
16360 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16361 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16362 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16363 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16364 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16365 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16366 GF_OMP_FOR_KIND_GRID_LOOP.
16367 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16368 (pp_gimple_stmt_1): Likewise.
16369 * gimple-walk.c (walk_gimple_stmt): Likewise.
16370 * gimple.c (gimple_build_omp_grid_body): New function.
16371 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16372 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16373 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16374 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16375 GF_OMP_TEAMS_GRID_PHONY.
16376 (gimple_statement_omp_single_layout): Updated comments.
16377 (gimple_build_omp_grid_body): New function.
16378 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16379 (gimple_omp_for_grid_phony): New function.
16380 (gimple_omp_for_set_grid_phony): Likewise.
16381 (gimple_omp_parallel_grid_phony): Likewise.
16382 (gimple_omp_parallel_set_grid_phony): Likewise.
16383 (gimple_omp_teams_grid_phony): Likewise.
16384 (gimple_omp_teams_set_grid_phony): Likewise.
16385 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16386 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16387 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16388 (BUILT_IN_GOMP_TARGET): Updated type.
16389 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16390 (adjust_for_condition): New function.
16391 (get_omp_for_step_from_incr): Likewise.
16392 (extract_omp_for_data): Moved parts to adjust_for_condition and
16393 get_omp_for_step_from_incr.
16394 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16395 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16396 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16397 (scan_omp_parallel): Do not create child functions for phony
16399 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16400 (scan_omp_1_op): Checking assert we are not remapping to
16401 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16402 (parallel_needs_hsa_kernel_p): New function.
16403 (expand_parallel_call): Register apprpriate parallel child
16404 functions as HSA kernels.
16405 (grid_launch_attributes_trees): New type.
16406 (grid_attr_trees): New variable.
16407 (grid_create_kernel_launch_attr_types): New function.
16408 (grid_insert_store_range_dim): Likewise.
16409 (grid_get_kernel_launch_attributes): Likewise.
16410 (get_target_argument_identifier_1): Likewise.
16411 (get_target_argument_identifier): Likewise.
16412 (get_target_argument_value): Likewise.
16413 (push_target_argument_according_to_value): Likewise.
16414 (get_target_arguments): Likewise.
16415 (expand_omp_target): Call get_target_arguments instead of looking
16416 up for teams and thread limit.
16417 (grid_expand_omp_for_loop): New function.
16418 (grid_arg_decl_map): New type.
16419 (grid_remap_kernel_arg_accesses): New function.
16420 (grid_expand_target_kernel_body): New function.
16421 (expand_omp): Call it.
16422 (lower_omp_for): Do not emit phony constructs.
16423 (lower_omp_taskreg): Do not emit phony constructs but create for them
16424 a temporary variable receiver_decl.
16425 (lower_omp_taskreg): Do not emit phony constructs.
16426 (lower_omp_teams): Likewise.
16427 (lower_omp_grid_body): New function.
16428 (lower_omp_1): Call it.
16429 (grid_reg_assignment_to_local_var_p): New function.
16430 (grid_seq_only_contains_local_assignments): Likewise.
16431 (grid_find_single_omp_among_assignments_1): Likewise.
16432 (grid_find_single_omp_among_assignments): Likewise.
16433 (grid_find_ungridifiable_statement): Likewise.
16434 (grid_target_follows_gridifiable_pattern): Likewise.
16435 (grid_remap_prebody_decls): Likewise.
16436 (grid_copy_leading_local_assignments): Likewise.
16437 (grid_process_kernel_body_copy): Likewise.
16438 (grid_attempt_target_gridification): Likewise.
16439 (grid_gridify_all_targets_stmt): Likewise.
16440 (grid_gridify_all_targets): Likewise.
16441 (execute_lower_omp): Call grid_gridify_all_targets.
16442 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16443 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16444 (tree_omp_clause): Added union field dimension.
16445 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16446 * tree.c (omp_clause_num_ops): Added number of arguments of
16447 OMP_CLAUSE__GRIDDIM_.
16448 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16449 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16450 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16451 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16452 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16453 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16454 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16455 * tree-pass.h (make_pass_gen_hsail): Declare.
16456 (make_pass_ipa_hsa): Likewise.
16457 * ipa-hsa.c: New file.
16458 * lto-section-in.c (lto_section_name): Add hsa section name.
16459 * lto-streamer.h (lto_section_type): Add hsa section.
16460 * timevar.def (TV_IPA_HSA): New.
16461 * hsa-brig-format.h: New file.
16462 * hsa-brig.c: New file.
16463 * hsa-dump.c: Likewise.
16464 * hsa-gen.c: Likewise.
16467 * toplev.c (compile_file): Call hsa_output_brig.
16468 * hsa-regalloc.c: New file.
16470 2016-01-18 Jeff Law <law@redhat.com>
16472 PR tree-optimization/69320
16473 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16474 ranged object, do nothing if the RHS constant is not [0..1].
16475 (optimize_stmt): Comparing a boolean ranged object against a
16476 constant outside [0..1] results in a compile-time constant.
16478 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16481 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16483 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16484 (Option Summary): Update to reflect new section and moved options.
16485 (C++ Dialect Options): Move -fstats to new section.
16486 (Debugging Options): Move all dump, statistics, and other GCC
16487 developer options to new section. Rewrite section introduction
16488 and re-order remaining options to put the more basic ones first.
16489 (Optimization Options): Move -fira-verbose and -flto-report* to
16491 (Developer Options): New section incorporating moved options.
16492 * doc/cppopts.texi (-dM): Update cross-reference.
16494 2016-01-18 Richard Henderson <rth@redhat.com>
16497 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16498 operands to pseudo only if CSE is expected. Split long immediate
16499 operands only after reload, and for the stack pointer.
16500 (*add<GPI>3_pluslong): Remove.
16501 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16502 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16503 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16504 (*add<GPI>3 peepholes): New.
16505 (*add<GPI>3 splitters): New.
16506 * config/aarch64/constraints.md (Upl): New.
16507 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16509 2016-01-18 Richard Biener <rguenther@suse.de>
16511 PR tree-optimization/69297
16512 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16514 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16516 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16518 PR middle-end/68542
16519 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16520 of mixind vector and scalar types.
16521 (fold_relational_const): Add handling of vector
16522 comparison with boolean result.
16523 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16524 comparison of vector operands with boolean result for EQ/NE only.
16525 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16526 (verify_gimple_cond): Likewise.
16527 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16530 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16532 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16535 2016-01-18 Richard Biener <rguenther@suse.de>
16537 PR middle-end/69308
16538 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16540 2016-01-18 Tom de Vries <tom@codesourcery.com>
16542 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16544 2016-01-18 Tom de Vries <tom@codesourcery.com>
16546 * omp-low.c (set_oacc_fn_attrib): Make extern.
16547 * omp-low.h (set_oacc_fn_attrib): Declare.
16548 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16549 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16550 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16551 Add and handle function parameter oacc_kernels_p.
16552 (find_reduc_addr, get_omp_data_i_param): New function.
16553 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16554 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16555 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16556 Calculate dominance info. Skip loops that are not in a kernels region
16557 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16558 (pass_parallelize_loops::execute): Call parallelize_loops with
16559 oacc_kernels_p argument.
16560 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16561 New member function.
16562 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16563 * passes.def: Add argument to pass_parallelize_loops instantation.
16565 2016-01-18 Tom de Vries <tom@codesourcery.com>
16567 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16568 pass_parallelize_loops to be run outside the loop pipeline.
16570 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16572 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16573 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16575 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16578 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16579 using get_ref_base_and_extent.
16580 (equal_mem_array_ref_p): New.
16581 (hashable_expr_equal_p): Add call to previous.
16583 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16586 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16587 (sra_initialize): Allocate disqualified_constants.
16588 (sra_deinitialize): Free disqualified_constants.
16589 (disqualify_candidate): Update disqualified_constants when appropriate.
16590 (create_access): Scan for constant-pool entries as we go along.
16591 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16592 (maybe_add_sra_candidate): Allow constant-pool entries.
16593 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16594 (initialize_constant_pool_replacements): New.
16595 (sra_modify_assign): Avoid mangling assignments created by previous,
16596 and don't generate writes into constant pool.
16597 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16599 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16601 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16602 andnot instruction.
16603 (scalar_chain::convert_op): Likewise.
16604 * config/i386/i386.md (*andndi3_doubleword): New.
16606 2016-01-18 Richard Biener <rguenther@suse.de>
16608 PR tree-optimization/69170
16609 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16610 building a vector from scalar results of a pattern stmt.
16612 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16614 * haifa-sched.c (autopref_multipass_init): Work around
16615 -Wmaybe-uninitialized warning.
16617 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16619 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16620 against the constant 0.
16622 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16624 PR tree-optimization/68799
16625 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16626 look up phi candidates in the statement-candidate map.
16627 (phi_add_costs): Likewise.
16628 (record_phi_increments): Likewise.
16629 (phi_incr_cost): Likewise.
16630 (ncd_with_phi): Likewise.
16631 (all_phi_incrs_profitable): Likewise.
16633 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16635 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16636 -Wmaybe-uninitialized warning.
16638 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16640 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16641 (Option Summary): Update to reflect new section and moved options.
16642 (C++ Dialect Options): Move -fvtable-verify and related options.
16643 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16644 and profiling-related options.
16645 (Optimization Options): Move profile generation options and
16646 -fstack-protector and related options.
16647 (Instrumentation Options): New section incorporating moved options.
16648 (Code Generation Options): Move -finstrument-functions and
16649 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16651 2016-01-16 Tom de Vries <tom@codesourcery.com>
16653 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16655 2016-01-16 Tom de Vries <tom@codesourcery.com>
16657 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16659 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16661 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16662 that checks whether the table is already empty. Rename the
16663 original implementation to...
16664 (hash_table::empty_slot): ...this new private function.
16666 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16668 PR diagnostic/68899
16669 * diagnostic-show-locus.c (layout::print_source_line): Move x
16670 offset of line until after call to
16671 get_line_width_without_trailing_whitespace.
16673 2016-01-15 Jeff Law <law@redhat.com>
16675 PR tree-optimization/69270
16676 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16677 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16678 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16679 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16680 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16681 ssa_name_has_boolean_range and constant_boolean_node.
16683 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16685 PR rtl-optimization/69030
16686 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16688 (spill_pseudos): Delete debug insn for dead pseudo.
16689 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16691 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16693 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16695 (TYPES_UNOPUS): Likewise.
16696 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16697 builtin type, from UNOP to UNOPUS.
16698 (lbtruncuv4sf): Likewise.
16699 (lbtruncuv2df): Likewise.
16700 (lrounduv2sf): Likewise.
16701 (lrounduv4sf): Likewise.
16702 (lrounduv2df): Likewise.
16703 (lroundusf): Likewise.
16704 (lroundusf): Likewise.
16705 (lceiluv2sf): Likewise.
16706 (lceiluv4sf): Likewise.
16707 (lceiluv2df): Likewise.
16708 (lceilusf): Likewise.
16709 (lceiludf): Likewise.
16710 (lflooruv2sf): Likewise.
16711 (lflooruv4sf): Likewise.
16712 (lflooruv2df): Likewise.
16713 (lfloorusf): Likewise.
16714 (lfloorudf): Likewise.
16715 (lfrintnuv2sf): Likewise.
16716 (lfrintnuv4sf): Likewise.
16717 (lfrintnuv2df): Likewise.
16718 (lfrintnusf): Likewise.
16719 (lfrintnudf): Likewise.
16720 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16722 (vcvtq_u32_f32): Likewise.
16723 (vcvtq_u64_f64): Likewise.
16724 (vcvta_u32_f32): Likewise.
16725 (vcvtaq_u32_f32): Likewise.
16726 (vcvtaq_u64_f64): Likewise.
16727 (vcvtm_u32_f32): Likewise.
16728 (vcvtmq_u32_f32): Likewise.
16729 (vcvtmq_u64_f64): Likewise.
16730 (vcvtn_u32_f32): Likwise.
16731 (vcvtnq_u32_f32): Likewise.
16732 (vcvtnq_u64_f64): Likewise.
16733 (vcvtp_u32_f32): Likewise.
16734 (vcvtpq_u32_f32): Likewise.
16735 (vcvtpq_u64_f64): Likewise.
16736 (vcvtmd_u64_f64): Likewise.
16737 (vcvtms_u32_f32): Likewise.
16738 (vcvtad_u64_f64): Likewise.
16739 (vcvtas_u32_f32): Likewise.
16740 (vcvtnd_u64_f64): Likewise.
16741 (vcvtns_u32_f32): Likewise.
16742 (vcvtpd_u64_f64): Likewise.
16743 (vcvtps_u32_f32): Likewise.
16745 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16747 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16748 CSEL of zero_extended registers.
16750 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16752 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16753 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16755 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16757 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16758 false when argument string is not found in the attributes table
16761 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16764 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16765 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16766 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16767 precision estimate.
16769 2016-01-15 Richard Biener <rguenther@suse.de>
16771 PR tree-optimization/66856
16772 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16773 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16774 (vect_create_new_slp_node): Increment stmt reference count.
16775 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16776 an SLP tree before swapping operands.
16777 (vect_build_slp_tree): Likewise.
16778 (destroy_bb_vec_info): Free stmt info after SLP instances.
16779 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16780 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16781 (STMT_VINFO_NUM_SLP_USES): New macro.
16783 2016-01-15 Richard Biener <rguenther@suse.de>
16786 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16787 (add_linkage_name): ... here.
16788 (gen_typedef_die): Use add_linkage_name_raw instead of
16789 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16792 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16794 * gimplify.c (oacc_default_clause): Decode reference and pointer
16795 types for both kernels and parallel regions.
16797 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16799 PR middle-end/69246
16800 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16802 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16804 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16805 (convert_scalars_to_vector): Likewise.
16807 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16809 * doc/extend.texi (Type Traits): Fix grammar.
16811 2016-01-15 Martin Jambor <mjambor@suse.cz>
16813 * tree-inline.c (remap_decl): Use existing dclarations if
16814 remapping a type and prevent_decl_creation_for_types.
16815 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16816 decls first. Do real remapping with
16817 prevent_decl_creation_for_types set.
16818 * tree-inline.h (copy_body_data): New field
16819 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16822 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16824 * config/s390/s390.opt (mmvcle): More verbose help text.
16826 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16828 * config/s390/s390.opt: Add period to -mzvector option text.
16830 2016-01-15 Richard Biener <rguenther@suse.de>
16832 PR tree-optimization/68961
16833 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16834 of invariants in stores again.
16836 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16838 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16840 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16842 * config/i386/i386.c (ix86_expand_branch): Don't split
16843 DI mode xor instruction to SI mode.
16845 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16848 * ipa-icf.c (sem_function::merge): Virtual functions may become
16849 reachable even if they address is not taken and there are no
16852 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16854 * lto-streamer-out.c (subtract_estimated_size): New function.
16855 (get_symbol_initial_value): Use it.
16857 2016-01-15 Christian Bruel <christian.bruel@st.com>
16860 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16861 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16862 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16863 use add_builtin_function_ext_scope instead of add_builtin_function.
16864 (neon_set_p, neon_crypto_set_p): Remove.
16865 (arm_init_builtins): Always call arm_init_neon_builtins and
16866 arm_init_crypto_builtins.
16867 (arm_expand_builtin): Check that builtins are allowed for the arch.
16868 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16869 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16870 arm_init_neon_builtins call.
16872 2016-01-15 Richard Biener <rguenther@suse.de>
16874 PR tree-optimization/69117
16875 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16876 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16877 of the leader conservatively.
16878 (free_scc_vn): Restore original SSA name infos.
16880 2016-01-14 Jeff Law <law@redhat.com>
16882 PR tree-optimization/69270
16883 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16884 single bit of precision, verify it's also unsigned.
16885 (record_edge_info): Use constant_boolean_node rather than fold_convert
16886 to convert boolean_true/boolean_false to the right type.
16888 2016-01-14 Richard Henderson <rth@redhat.com>
16891 * loop-doloop.c (record_reg_sets): New.
16892 (doloop_optimize): Reject the transform if the sequence
16893 clobbers registers live at the end of the loop block.
16894 (doloop_optimize_loops): Enable df_live if needed.
16896 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16898 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16899 * config/rs6000/rs6000.c: Likewise.
16900 * config/rs6000/rs6000.h: Likewise.
16901 * config/rs6000/rs6000.md: Likewise.
16902 * doc/extend.texi: Likewsie.
16904 2016-01-14 Jeff Law <law@redhat.com>
16906 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16909 2016-01-14 Richard Henderson <rth@redhat.com>
16913 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16914 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16915 instead of builtin_decl_declared_p to test for declaration.
16917 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16919 * doc/loop.texi (Loop Analysis and Representation): Document
16920 loop_depth function.
16922 2016-01-14 Tom de Vries <tom@codesourcery.com>
16924 PR tree-optimization/68773
16925 * omp-low.c (expand_omp_target): Don't set force_output.
16926 * varpool.c (varpool_node::get_create): Same.
16927 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16928 offload_funcs with force_output.
16930 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16933 * lra-eliminations.c (move_plus_up): Don't change anything if either
16934 the outer or inner subreg mode is not MODE_INT.
16935 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16936 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16938 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16940 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16941 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16942 reduc_uplus_@var{m}): Remove.
16943 * expr.c (expand_expr_real_2): Remove expansion path for
16944 reduc_[us](min|max|plus) optabs.
16945 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16946 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16947 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16948 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16949 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16950 reduc_[us](min|max|plus) optabs.
16952 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16954 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16955 (reduc_plus_scal_v2sf): New.
16956 (reduc_smax_v2sf): Rename to...
16957 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16958 (reduc_smin_v2sf): Rename to...
16959 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16961 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16963 * alias.c (compare_base_symbol_refs): New function.
16964 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16967 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16969 PR middle-end/68146
16970 PR tree-optimization/69155
16971 * tree-complex.c: Include cfganal.h.
16972 (phis_to_revisit): New variable.
16973 (extract_component): Add phiarg_p argument. Assert that returned
16974 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16975 (update_phi_components): Partly rewrite to use loop over real/imag
16976 components instead of code duplication. If extract_component returns
16977 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16978 create_tmp_reg into the PHI node instead, and mention the phi triplet
16979 in phis_to_revisit.
16980 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16981 in phis_to_revisit at the end.
16983 2016-01-14 Richard Biener <rguenther@suse.de>
16985 PR tree-optimization/68060
16986 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16987 outer loop reduction is only used in the inner loop before
16988 detecting a double reduction.
16990 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16993 * combine.c (expand_field_assignment): Punt if compute_mode is
16994 unsupported scalar mode.
16996 2016-01-14 Richard Biener <rguenther@suse.de>
16998 PR tree-optimization/66856
16999 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17000 SLP node only if it built successfully.
17001 (vect_analyze_slp_instance): Adjust.
17003 2016-01-14 Jeff Law <law@redhat.com>
17005 PR tree-optimization/69270
17006 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17007 (record_edge_info): Use it. Convert boolean_{true,false}_node
17008 to the type of op0.
17010 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17013 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17014 use block_ultimate_origin
17015 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17017 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17019 * doc/invoke.texi (Submodel Options): Rename section to
17020 "Machine-Dependent Options" to better reflect its content.
17021 Rewrite introductory text to remove archaic CPU names.
17024 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17026 * doc/invoke.texi (Code Gen Options): Move section up in file,
17027 before target-specific options. Update menu and option summary
17028 to reflect the new section ordering.
17030 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17032 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17033 (C++ Dialect Options): Add cross-reference to -std option.
17034 * doc/standards.texi (C++ Language): Document C++14 support.
17036 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17038 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17039 for pack/unpack functions for __ibm128.
17040 (PACK_IF): Likewise.
17041 (UNPACK_IF): Likewise.
17043 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17044 support for __ibm128 pack/unpack functions.
17045 (rs6000_invalid_builtin): Likewise.
17046 (rs6000_init_builtins): Likewise.
17047 (rs6000_opt_masks): Likewise.
17049 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17050 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17052 (RS6000_BTM_COMMON): Likewise.
17054 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17055 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17056 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17057 128-bit floating point. Add support for the double values to be
17058 in Altivec registers for TF/IF packing and unpacking, but restrict
17059 TD packing sub-fields to be FPR registers. Don't allow overlapped
17060 register support for packing. Allow pack inputs to be memory
17061 locations. Don't build generator functions for unpack<mode>_dm
17062 and unpack<mode>_nodm.
17063 (unpack<mode>_dm): Likewise.
17064 (unpack<mode>_nodm): Likewise.
17065 (pack<mode>): Likewise.
17067 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17068 built-in functions to pack/unpack explicit __ibm128 values.
17069 (__builtin_unpack_ibm128): Likewise.
17071 * doc/extend.texi (PowerPC Built-in Functions): Document
17072 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17074 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17077 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17078 Add new arg loc and pass it down as context.
17079 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17080 to the location to use for the warning.
17081 (check_function_arguments): New arg loc. All callers changed. Pass
17082 it to check_function_nonnull.
17083 * c-common.h (check_function_arguments): Adjust declaration.
17085 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17087 PR tree-optimization/69156
17088 * gimple.c (validate_type): Removed.
17089 (gimple_builtin_call_types_compatible_p): Use
17090 useless_type_conversion_p instead of validate_type.
17091 * value-prof.c (gimple_stringop_fixed_value): Fold
17092 icall_size to correct type.
17094 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17096 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17099 2016-01-13 Richard Henderson <rth@redhat.com>
17102 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17103 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17104 (ix86_builtin_tm_store): Remove.
17105 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17106 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17107 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17108 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17109 * doc/tm.texi: Rebuild.
17111 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17112 (BUILT_IN_TM_MEMCPY_RTWN): New.
17113 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17114 fallback from vector to integer helpers.
17115 (build_tm_load): Handle vector types directly, instead of
17117 (build_tm_store): Likewise.
17118 (expand_assign_tm): Prepare for register types not handled by
17119 the above. Copy them to memory and use memcpy.
17120 * tree.c (tm_define_builtin): New.
17121 (find_tm_vector_type): New.
17122 (build_tm_vector_builtins): New.
17123 (build_common_builtin_nodes): Call it.
17125 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17127 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17128 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17130 2016-01-13 Tom de Vries <tom@codesourcery.com>
17132 PR tree-optimization/69169
17133 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17134 handled_struct_type param.
17135 (create_variable_info_for, intra_create_variable_infos): Call
17136 create_variable_info_for_1 with extra arg.
17138 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17140 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17141 and "armv8.1-a+crc" entries.
17143 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17146 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17147 Change first operand predicate from register_or_constm1_operand
17148 to register_operand.
17149 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17150 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17151 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17152 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17153 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17154 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17155 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17156 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17157 comparison with constm1_rtx from vec_prefetch_gen part.
17159 2016-01-13 Richard Biener <rguenther@suse.de>
17161 PR tree-optimization/69013
17162 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17163 Exchange assert for a test.
17165 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17168 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17170 2016-01-13 Richard Biener <rguenther@suse.de>
17172 PR tree-optimization/69242
17173 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17174 assert with a check.
17176 2016-01-13 Richard Biener <rguenther@suse.de>
17178 PR tree-optimization/69186
17179 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17180 Properly guard vect_update_misalignment_for_peel call.
17182 2016-01-12 Jeff Law <law@redhat.com>
17184 PR tree-optimization/pr67755
17185 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17186 "need_profile_correction".
17187 (thread_block_1): Initialize new field to false by default. If we
17188 have multiple thread paths through a common joiner to different
17189 final targets, then set new field to true.
17190 (compute_path_counts): Only do count adjustment when it's really
17193 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17195 * doc/invoke.texi (Spec Files): Move section down in file, past
17196 all command-line option descriptions.
17198 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17200 PR middle-end/54809
17201 * doc/gty.texi: Remove documentation of mark_hook.
17202 * gengtype.c (struct write_types_data): Remove code to support
17203 mark_hook attribute.
17204 (walk_type): Likewise.
17205 (write_func_for_structure): Likewise.
17207 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17209 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17210 Directory Options, and -specs= to Overall Options.
17211 (Overall Options): Adjust similarly. Reorder to group related
17212 options together. Make -specs= cross-reference the spec file details.
17213 (Directory Options): Adjust similarly.
17215 2016-01-12 Jeff Law <law@redhat.com>
17217 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17219 2016-01-12 Olivier Hainque <hainque@adacore.com>
17221 * gcc.c (spec_undefvar_allowed): New global.
17222 (process_command): Set to true when running for --version or --help,
17224 (getenv_spec_function): When the variable is not defined, use the
17225 variable name as the variable value if we're allowed not to issue
17228 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17230 PR tree-optimization/68911
17231 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17232 information computed for expression "init + nit * step".
17234 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17236 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17237 about name of GCC executable. Remove deleted node from menu.
17238 (Directory Options) <-B>: Remove cross-reference to deleted node.
17239 (Target Options): Delete section.
17241 2016-01-12 Christian Bruel <christian.bruel@st.com>
17244 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17245 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17247 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17250 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17251 aligned_mem is properly set for AVX512-VL floating point masked
17255 * ifcvt.c (cond_exec_process_if_block): When removing the last
17256 insn from then_bb, remove also any possible barriers that follow it.
17258 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17262 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17263 (PTRDIFF_TYPE): Likewise.
17264 (WCHAR_TYPE): Likewise.
17265 (WCHAR_TYPE_SIZE): Likewise.
17266 (STDINT_LONG32): Likewise.
17268 2016-01-12 Richard Biener <rguenther@suse.de>
17270 PR tree-optimization/69053
17271 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17272 convert initial value for cond reductions.
17274 2016-01-12 Richard Biener <rguenther@suse.de>
17276 PR tree-optimization/69007
17277 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17278 widen_sum after dot_prod and sad.
17280 2016-01-12 Richard Biener <rguenther@suse.de>
17282 PR tree-optimization/69168
17283 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17284 pattern stmt SLP type.
17285 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17286 end up unused so cope with that case.
17288 2016-01-12 Richard Biener <rguenther@suse.de>
17290 PR tree-optimization/69157
17291 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17292 stmts def type only during analyze phase.
17293 (vectorizable_call): Likewise.
17294 (vectorizable_simd_clone_call): Likewise.
17295 (vectorizable_conversion): Likewise.
17296 (vectorizable_assignment): Likewise.
17297 (vectorizable_shift): Likewise.
17298 (vectorizable_operation): Likewise.
17299 (vectorizable_store): Likewise.
17300 (vectorizable_load): Likewise.
17302 2016-01-12 Richard Biener <rguenther@suse.de>
17304 PR tree-optimization/69174
17305 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17307 (vectorizable_load): Properly compute the number of loads needed
17308 for permuted strided SLP loads and do not spuriously assign
17309 to SLP_TREE_VEC_STMTS.
17311 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17313 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17314 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17315 (MD_EXEC_PREFIX): Remove.
17316 (MD_STARTFILE_PREFIX) Removee.
17317 (FILE_NAME_ABSOLUTE_P): Remove.
17318 (CPP_SPEC): Do not read macros from sys/version.h.
17319 (LINK_COMMAND_SPEC): Remove.
17320 (LOCAL_INCLUDE_DIR): Remove.
17321 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17322 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17323 (POST_LINK_SPEC): Define to invoke stubify after linker
17324 (LIBSTDCXX): Remove define
17325 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17326 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17327 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17328 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17329 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17330 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17331 (i386_djgpp_asm_named_section): Add propotype of new procedure
17333 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17334 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17335 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17336 in config/i386/djgpp.h).
17337 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17338 STANDARD_STARTFILE_PREFIX_1.
17339 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17340 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17341 installation errors.
17342 (MAX_OFILE_ALIGNMENT): Define to 128.
17343 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17345 * config/i386/djgpp.c: New file. Add implementation of
17346 i386_djgpp_asm_named_section.
17348 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17350 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17351 Add rule for building djgpp.o.
17353 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17355 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17356 (rtx_is_swappable_p): Reductions are swappable.
17357 (insn_is_swappable_p): V2DF reductions are swappable.
17359 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17361 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17362 reloads for other unsupported memory operands.
17364 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17365 Jim Wilson <jim.wilson@linaro.org>
17368 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17369 copy_to_mode_reg instead of force_reg.
17371 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17374 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17375 TARGET_80387 is true.
17377 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17380 * lra-eliminations.c (move_plus_up): Only move plus up
17381 if subreg of the constant can be simplified into constant
17382 and use the simplified subreg of the constant instead of
17383 the original constant.
17385 * fold-const.c (fold_convertible_p): Don't return true
17386 for conversion of VECTOR_TYPE to same sized integral type.
17387 (fold_convert_loc): Fix up formatting. Fold conversion of
17388 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17389 instead of NOP_EXPR.
17391 PR tree-optimization/69214
17392 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17393 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17396 PR tree-optimization/69207
17397 * tree-vect-slp.c (vect_get_constant_vectors): For
17398 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17399 fold_convertible_p to vector_type's element type, and always
17400 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17402 2016-01-11 Richard Biener <rguenther@suse.de>
17404 PR tree-optimization/69173
17405 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17406 fixup the cycle if all stmts are in a pattern.
17408 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17410 PR middle-end/68999
17411 * alias.c (base_alias_check): Move check for addresses with
17412 alignment ANDs before the call for compare_base_decls.
17413 (memrefs_conflict_p): Return -1 for different decls
17414 that went through alignment adjustments.
17416 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17418 PR rtl-optimization/68796
17419 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17420 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17421 and QImode comparisons against zero with CC_NZmode.
17422 * config/aarch64/iterators.md (short_mask): New mode_attr.
17424 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17426 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17427 (<avx512>_store<mode>_mask): Likewise.
17429 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17430 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17432 PR rtl-optimization/68841
17433 * ifcvt.c (struct noce_if_info): Add orig_x field.
17434 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17435 Don't record conflicts on to_rename if it's present.
17436 Allow memory destinations in sets.
17437 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17438 blocks, passing orig_x to the checks.
17439 (noce_process_if_block): Set if_info->orig_x appropriately.
17441 2016-01-11 Tom de Vries <tom@codesourcery.com>
17443 PR tree-optimization/69069
17444 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17446 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17448 PR rtl-optimization/68920
17449 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17450 of conditional moves for RTL if-conversion to 1 for
17451 TARGET_ONE_IF_CONV_INSN.
17452 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17453 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17454 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17455 parameter to restirct number of conditional moves for
17457 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17458 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17461 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17464 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17465 onepart vars. Fix typo in comment. Fix reversed condition in
17467 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17470 * var-tracking.c (dump_onepart_variable_differences): New.
17471 (dataflow_set_different): If a detailed dump is requested,
17472 delay early returns and dump differences between onepart
17473 variables present before and after, and added variables.
17475 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17478 * expr.c (expand_expr_real_1): For boolean vector constants
17479 with a scalar mode use const_scalar_mask_from_tree.
17480 (const_scalar_mask_from_tree): New.
17481 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17482 assigned to a mask type to handle constants.
17484 2016-01-11 Martin Jambor <mjambor@suse.cz>
17487 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17488 useless parameters if we cannot change function signature.
17490 2016-01-11 Martin Jambor <mjambor@suse.cz>
17493 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17496 2016-01-11 Tom de Vries <tom@codesourcery.com>
17498 PR tree-optimization/69109
17499 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17502 2016-01-11 Tom de Vries <tom@codesourcery.com>
17504 PR tree-optimization/69108
17505 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17506 res is not used in a phi.
17508 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17511 * common.opt (frandom-seed): Fix parameter name.
17512 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17514 2016-01-11 Tom de Vries <tom@codesourcery.com>
17516 PR tree-optimization/69058
17517 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17520 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17522 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17523 (mcode-density): Likewise.
17525 2016-01-10 Tom de Vries <tom@codesourcery.com>
17527 PR tree-optimization/69062
17528 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17529 (parallelize_loops): Don't paralelize loop that has phi with address
17532 2016-01-10 Tom de Vries <tom@codesourcery.com>
17534 PR tree-optimization/69039
17535 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17538 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17540 PR middle-end/68743
17541 * match.pd: Require target has function_c99_misc before doing
17542 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17544 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17546 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17548 * configure: Regenerate.
17550 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17552 PR middle-end/50865
17553 PR tree-optimization/69097
17554 * fold-const.h (expr_not_equal_to): New prototype.
17555 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17556 (expr_not_equal_to): New function.
17557 * match.pd (X % -Y is the same as X % Y): Don't optimize
17558 unless X is known not to be equal to minimum or Y is known
17559 not to be equal to -1.
17560 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17561 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17562 (simplify_stmt_using_ranges): Adjust caller.
17563 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17564 substitute_and_fold.
17566 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17568 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17571 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17573 PR tree-optimization/69167
17574 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17575 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17577 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17579 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17580 Richard Biener <rguenther@suse.de>
17582 PR tree-optimization/68707
17583 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17584 instances that can be handled via vect_load_lanes.
17586 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17588 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17589 if we can't determine address equivalence.
17590 * alias.c (compare_base_decl): Update for changed return value of
17591 symtab_node::equal_address_to.
17593 2016-01-08 Jason Merrill <jason@redhat.com>
17597 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17598 * expr.c (store_field): Not here.
17599 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17600 call with TREE_ADDRESSABLE type.
17601 * tree-cfg.c (verify_gimple_call): Adjust.
17603 2016-01-08 Olivier Hainque <hainque@adacore.com>
17605 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17608 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17610 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17611 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17612 (reduc_smin_v2sf): Rename to...
17613 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17614 (reduc_splus_v2sf): Rename to...
17615 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17617 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17619 PR tree-optimization/69162
17620 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17621 valist argument in another argument.
17622 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17623 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17624 to determine the va_list type, build a MEM_REF instead of
17625 build_fold_indirect_ref.
17627 PR tree-optimization/69172
17628 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17631 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17633 PR tree-optimization/67781
17634 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17635 and cmpnop in two steps: first the ones not accessed in original
17636 gimple expression in a endian independent way and then the ones not
17637 accessed in the final result in an endian-specific way.
17639 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17641 PR tree-optimization/69083
17642 * tree-vect-slp.c (vect_get_constant_vectors): For
17643 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17644 element type. If op is fold_convertible_p to vector_type's element
17645 type, use NOP_EXPR instead of VCE.
17647 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17649 PR rtl-optimization/67778
17650 PR rtl-optimization/68634
17651 PR rtl-optimization/68909
17652 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17653 block from the stack until done with it. Remove a superfluous
17654 bitmap set. Remove a superfluous bitmap test.
17656 2016-01-07 Martin Sebor <msebor@redhat.com>
17659 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17660 constraint on the type of arguments.
17662 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17664 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17665 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17666 unaligned_access on the gcc_options set.
17667 * config/arm/arm.c (arm_option_override_internal): Use
17668 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17670 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17673 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17674 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17676 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17679 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17682 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17683 depending on frame_pointer_needed before remaining integer and SSE
17684 registers are saved.
17686 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17689 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17691 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17694 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17695 Use the "xBm" constraint.
17696 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17698 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17699 (sse_cvtsi2ssq<round_name>): Likewise.
17700 (sse_cvtss2si<round_name>): Likewise.
17701 (sse_cvtss2siq<round_name>): Likewise.
17702 (sse2_cvtsi2sdq<round_name>): Likewise.
17703 (sse2_cvtsd2si<round_name>): Likewise.
17704 (sse2_cvtsd2siq<round_name>): Likewise.
17705 * config/i386/subst.md (round_nimm_scalar_predicate): New
17708 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17710 PR middle-end/67639
17711 * varasm.c (make_decl_rtl): Mark invalid register vars as
17714 PR rtl-optimization/66206
17715 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17716 All callers changed.
17718 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17720 PR tree-optimization/69141
17721 * tree-ssa-pre.c: Include langhooks.h.
17722 (eliminate_dom_walker::before_dom_children): Use
17723 lang_hooks.decl_printable_name instead of
17724 cgraph_node::get ()->name ().
17726 PR middle-end/68960
17727 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17728 it and DECL_ALIGN too.
17730 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17732 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17734 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17737 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17738 depending on frame_pointer_needed before remaining integer and SSE
17739 registers are saved.
17741 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17743 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17744 mode iterator with VSX_M2.
17745 (*p9_vecstore_<mode>): Likewise.
17746 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17747 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17748 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17749 (define_split for VSX_LE128 stores): Likewise.
17750 (define_peephole2 for TImode LE swaps): Likewise.
17751 (define_split for VSX_LE128 post-reload stores): Likewise.
17753 2016-01-06 Marek Polacek <polacek@redhat.com>
17756 * convert.c (convert_to_integer_1): Adjust call to
17757 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17758 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17759 EXPR instead of ARG.
17760 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17762 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17765 * doc/extend.texi (RL78 Variable Attributes): New section.
17767 2016-01-05 Marek Polacek <polacek@redhat.com>
17770 * builtins.c (get_memmodel): Use expansion point location rather than
17771 the input location. Call warning_at rather than warning.
17772 (expand_builtin_atomic_compare_exchange): Likewise.
17773 (expand_builtin_atomic_load): Likewise.
17774 (expand_builtin_atomic_store): Likewise.
17775 (expand_builtin_atomic_clear): Likewise.
17777 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17780 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17781 Replace nonimmediate_operand with vector_operand.
17782 * config/i386/predicates.md (vector_operand): New predicate.
17783 (general_vector_operand): Replace nonimmediate_operand with
17785 * config/i386/sse.md: Replace nonimmediate_operand with
17786 vector_operand and m constraint with Bm constraint on SSE
17787 patterns with 16-byte memory operand.
17788 * config/i386/subst.md (round_nimm_predicate): Replace
17789 nonimmediate_operand with vector_operand.
17790 (round_saeonly_nimm_predicate): Likewise.
17791 (round_saeonly_nimm_scalar_predicate): New.
17793 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17796 * config/i386/constraints.md (Bm): New constraint.
17797 * config/i386/predicates.md (vector_memory_operand): New
17799 * config/i386/sse.md: Replace xm with xBm in plusminus and
17800 any_logic patterns.
17802 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17805 * doc/extend.texi (V850 Function Attributes): New section.
17806 (V850 Variable Attributes): New section.
17808 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17811 * doc/extend.texi (MicroBlaze Function Attributes): Document
17812 interrupt_handler and fast_interrupt attributes.
17814 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17817 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17818 for local symbolic operands.
17819 * config/ia64/predicates.md (local_symbolic_operand64): New
17822 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17824 PR rtl-optimization/68651
17825 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17828 2016-01-05 Nathan Sidwell <nathan@acm.org>
17830 * alias.c (compare_base_decls): Use symtab_node::get.
17832 2016-01-05 Nick Clifton <nickc@redhat.com>
17835 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17836 secondary_reload_info structure.
17839 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17840 decls if weak support is available.
17842 2016-01-04 Martin Sebor <msebor@redhat.com>
17844 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17846 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17848 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17849 OPTION_MASK_P9_DFORM.
17851 * config/rs6000/constraints.md (wo constraint): New constraint for
17854 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17856 (rs6000_init_hard_regno_mode_ok): Likewise.
17858 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17861 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17862 expanders not to have constraints. Add support for ISA 3.0 xxperm
17863 instruction. Add support for fusing xxlor with xxperm.
17864 (altivec_vperm_<mode>_internal): Likewise.
17865 (altivec_vperm_v8hiv16qi): Likewise.
17866 (altivec_vperm_<mode>v16q): Likewise.
17867 (altivec_vperm_<mode>_uns): Likewise.
17868 (vperm_v8hiv4si): Likewise.
17869 (vperm_v16qiv8hi): Likewise.
17871 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17873 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17875 Update copyright years.
17877 * gcc.c (process_command): Update copyright notice dates.
17878 * gcov-dump.c (print_version): Ditto.
17879 * gcov.c (print_version): Ditto.
17880 * gcov-tool.c (print_version): Ditto.
17881 * gengtype.c (create_file): Ditto.
17882 * doc/cpp.texi: Bump @copying's copyright year.
17883 * doc/cppinternals.texi: Ditto.
17884 * doc/gcc.texi: Ditto.
17885 * doc/gccint.texi: Ditto.
17886 * doc/gcov.texi: Ditto.
17887 * doc/install.texi: Ditto.
17888 * doc/invoke.texi: Ditto.
17890 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17892 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17893 modes larger than TImode as TImode if NEON is not enabled.
17895 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17898 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17899 mode for %f0-%f31 only if TARGET_FPU.
17901 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17904 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17905 to compute the PACKED_P predicate.
17906 (function_arg_record_value): Minor tweaks.
17908 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17910 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17911 option for arm*-*-* targets.
17913 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17915 * doc/extend.texi (Common Function Attributes): Move docs for
17916 MSP430-specific attributes to....
17917 (MSP430 Function Attributes): ...here. Delete the redundant
17918 entries and copy-edit the remaining text.
17919 (MSP430 Variable Attributes): Use uniform format for index
17920 entries and add a cross-reference to the corresponding function
17923 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17925 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17927 (x86 Options): Likewise.
17929 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17933 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17934 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17935 to corresponding attribute.
17937 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17939 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17940 to correct alphabetization of table. Copy-edit and correct
17942 <stack_protect>: Likewise.
17943 <target_clones>: Likewise.
17945 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17946 Correct punctuation.
17947 (Code Gen Options) <-fno-plt>: Copy-edit.
17949 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17952 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17953 SI values. Explicitly convert SI to DI and vice-versa.
17955 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17957 PR tree-optimization/69070
17958 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17959 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17962 * ubsan.c (ubsan_instrument_float_cast): Call
17963 initialize_sanitizer_builtins.
17966 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17968 Copyright (C) 2016 Free Software Foundation, Inc.
17970 Copying and distribution of this file, with or without modification,
17971 are permitted in any medium without royalty provided the copyright
17972 notice and this notice are preserved.