1 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
2 Julian Brown <julian@codesourcery.com>
4 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
5 * config/aarch64/aarch64-cost-tables.h
6 (vulcan_extra_costs): New variable.
7 * config/aarch64/aarch64.c
8 (vulcan_addrcost_table): Likewise.
9 (vulcan_regmove_cost): Likewise.
10 (vulcan_vector_cost): Likewise.
11 (vulcan_branch_cost): Likewise.
12 (vulcan_tunings): Likewise.
14 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
16 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17 (output_in_order): Loop over undefined variables too. Output them
18 via assemble_undefined_decl. Skip variables that correspond to hard
19 registers or have value-exprs.
20 * varpool.c (symbol_table::output_variables): Handle undefined
21 variables together with defined ones.
23 2016-07-15 Richard Biener <rguenther@suse.de>
25 * tree-ssa-pre.c (get_representative_for): Make sure to return
26 the value number of SSA names.
27 (phi_translate_1): get_representative_for cannot return NULL.
28 (do_pre_regular_insertion): Remove redundant call to
29 fully_constant_expression.
30 (do_pre_partial_partial_insertion): Likewise.
32 2016-07-15 Bin Cheng <bin.cheng@arm.com>
34 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
35 (derive_simple_iv_with_niters): New function.
36 (simple_iv): Rewrite using simple_iv_with_niters.
37 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
38 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
40 (number_of_iterations_exit): Rewrite using above function.
41 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
44 2016-07-15 Richard Biener <rguenther@suse.de>
46 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
49 2016-07-14 Jakub Jelinek <jakub@redhat.com>
51 PR tree-optimization/71872
52 * tree-data-ref.c (get_references_in_stmt): Ignore references
53 with is_gimple_constant get_base_address.
55 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
57 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
58 (TARGET_HAVE_LDACQD): New macro.
59 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
60 than TARGET_HAVE_LDACQ.
61 (arm_load_acquire_exclusivedi): Likewise.
62 (arm_store_release_exclusivedi): Likewise.
64 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
66 PR rtl-optimization/71878
67 * lra-constraints.c (match_reload): Pass information about other
68 output operands. Create new unique register value if matching input
69 operand shares same register value as output operand being considered.
70 (curr_insn_transform): Record output operands already processed.
72 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
75 PR tree-optimization/70923
76 * tree-vect-patterns.c: Include mult-synthesis.h.
77 (target_supports_mult_synth_alg): New function.
78 (synth_lshift_by_additions): Likewise.
79 (apply_binop_and_append_stmt): Likewise.
80 (vect_synth_mult_by_constant): Likewise.
81 (target_has_vecop_for_code): Likewise.
82 (vect_recog_mult_pattern): Use above functions to synthesize vector
83 multiplication by integer constants.
85 2016-07-14 Alan Modra <amodra@gmail.com>
87 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
88 gpr alternatives. Correct '*' placement on Y,r alternative.
89 Add '*' on operand 1 of r,r alternative.
91 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
93 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
96 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
98 * gimple.h (stmt_can_terminate_bb_p): New function.
99 * tree-cfg.c (need_fake_edge_p): Rename to ...
100 (stmt_can_terminate_bb_p): ... this; return true if stmt can
101 throw external; handle const and pure calls.
102 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
104 2016-07-14 Richard Biener <rguenther@suse.de>
106 PR tree-optimization/71866
107 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
108 (do_hoist_insertion): Avoid endless recursion when we
109 didn't insert anything because we managed to simplify
110 things down to a constant or SSA name.
111 (fully_constant_expression): Re-write in terms of ...
112 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
113 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
114 vn_nary_build_or_lookup_1.
115 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
116 (vn_nary_build_or_lookup): ... this which now wraps it.
118 2016-07-14 Alan Modra <amodra@gmail.com>
121 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
122 with p9_vector override before power9-dform override.
124 2016-07-13 Andi Kleen <ak@linux.intel.com>
126 * value-prof.c (gimple_value_profile_transformations): Don't run
127 when auto_profile is on.
129 2016-07-13 Andi Kleen <ak@linux.intel.com>
131 * auto-profile.c (update_inlined_ind_target,
132 afdo_indirect_call): Print information to dump file.
134 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
136 * genrecog.c (special_predicate_operand_p): New function.
137 (predicate_name): Move function.
138 (validate_pattern): Don't warn about missing mode for all
139 define_special_predicate predicates.
141 2016-07-13 Bin Cheng <bin.cheng@arm.com>
143 * tree-vect-data-refs.c (vect_no_alias_p): New function.
144 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
145 resolve alias checks which are known at compilation time.
146 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
147 alias checks are resolved. Move dump info for too many runtime
148 alias checks to here...
149 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
151 2016-07-13 Richard Biener <rguenther@suse.de>
153 PR tree-optimization/24574
154 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
155 position and add shift, rotate, divison and modulo support
157 (value_replacement): Pass in argument position to absorbing_element_p.
159 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
162 * ipa-inline-transform.c (inline_call): Support
165 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
167 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
168 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
170 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
171 Baseline. Make initial alternative TARGET_32BIT only.
173 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
174 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
177 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
179 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
180 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
181 availability with TARGET_HAVE_MOVT.
182 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
183 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
184 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
186 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
187 extra instruction if MOVW is available. Use a cost variable
188 incremented by COSTS_N_INSNS (1) when the condition match rather than
189 returning an arithmetic expression based on COSTS_N_INSNS. Make
190 constant with bottom half word zero cost 2 instruction if MOVW is
192 * config/arm/arm.md (define_attr "arch"): Add v8mb.
193 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
194 target is ARMv8-M Baseline.
195 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
196 (arm_movtas_ze): Likewise.
197 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
198 alternative for constants satisfying j constraint.
199 (thumb1_movsi_insn): Likewise.
200 (movsi splitter for K alternative): Tighten condition to not trigger
201 if movt is available and j constraint is satisfied.
202 (Pe immediate splitter): Likewise.
203 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
204 constant fitting in an halfword to use MOVW.
205 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
208 2016-07-13 Richard Biener <rguenther@suse.de>
211 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
212 gimplifying the LHS. Make sure to gimplify a returning twice
213 call LHS without using SSA names.
215 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
217 * tree-data-ref.c (find_data_references_in_stmt): Remove
218 unnecessary call to vec::release.
219 (graphite_find_data_references_in_stmt): Likewise.
220 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
221 * tree-vect-stmts.c (vectorizable_condition): Likewise.
223 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
225 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
226 * genmatch.c (lower_for): Likewise.
227 * haifa-sched.c (haifa_sched_init): Likewise.
228 (add_to_speculative_block): Likewise.
229 (create_check_block_twin): Likewise.
230 * predict.c (handle_missing_profiles): Likewise.
231 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
232 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
233 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
234 (maybe_lower_iteration_bound): Likewise.
235 * tree-ssa-sccvn.c (DFS): Likewise.
236 * tree-stdarg.c (reachable_at_most_once): Likewise.
237 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
238 (vectorizable_store): Likewise.
240 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
242 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
243 (sccvn_dom_walker): make cond_stack an auto_vec.
245 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
247 * ree.c (struct ext_state): Make type of members auto_vec.
248 (find_and_remove_re): Adjust.
250 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
252 * cfgexpand.c (struct stack_vars_data): Make type of fields
254 (expand_used_vars): Adjust.
256 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
258 * ipa.c (record_cdtor_fn): Adjust.
259 (build_cdtor_fns): Likewise.
260 (ipa_cdtor_merge): Make static_ctors and static_dtors local
263 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
265 * genextract.c (struct accum_extract): Add constructor and make
269 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
271 * tree.c (struct free_lang_data_d): Add constructor and change
272 types of members to ones that automatically manage resources.
273 (fld_worklist_push): Adjust.
274 (find_decls_types): Likewise.
275 (find_decls_types_in_eh_region): Likewise.
276 (free_lang_data_in_cgraph): Stop manually creating and
277 destroying members of free_lang_data_d.
279 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
281 PR rtl-optimization/68961
282 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
283 peephole variant. Use sse_reg_operand predicates.
285 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
287 * config/i386/predicates.md (x86_64_immediate_operand)
288 <case CONST_INT>: Remove unneeded truncation to DImode.
290 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
292 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
295 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
296 The xxperm and xxpermr instructions require that the 2nd input
297 operand overlap with the output operand, and not the 1st.
298 (altivec_vperm_v8hiv16qi): Likewise.
299 (altivec_vperm_<mode>_uns_internal): Likewise.
300 (altivec_vpermr_<mode>_internal): Likewise.
301 (vperm_v8hiv4si): Likewise.
302 (vperm_v16qiv8hi): Likewise.
304 2016-07-12 Martin Liska <mliska@suse.cz>
306 * params.def: Add avg-loop niter.
307 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
308 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
309 * doc/invoke.texi: Document the new parameter.
311 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
314 * expr.c (store_constructor): Mask sign-extended bits when widening
315 sub-word constructor element at the start of a word.
317 2016-07-12 Martin Liska <mliska@suse.cz>
319 * Makefile.in: Append rule for params-options.h.
320 * params-options.h: New file.
322 2016-07-12 Martin Liska <mliska@suse.cz>
324 * ira-build.c (mark_loops_for_removal): Properly iterate
327 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
328 Richard Biener <rguenther@suse.de>
330 PR tree-optimization/23286
331 PR tree-optimization/70159
332 * doc/invoke.texi: Document -fcode-hoisting.
333 * common.opt (fcode-hoisting): New flag.
334 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
335 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
336 (do_regular_insertion): Rename to ...
337 (do_pre_regular_insertion): ... this and amend general comments
338 on insertion strathegy.
339 (do_partial_partial_insertion): Rename to ...
340 (do_pre_partial_partial_insertion): ... this.
341 (do_hoist_insertion): New function.
342 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
343 and call do_hoist_insertion properly.
345 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
346 (pass_pre::execute): Register hoist_insert stats.
348 2016-07-12 Jakub Jelinek <jakub@redhat.com>
351 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
352 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
353 is different from mode's bitsize. Small cleanup.
355 2016-07-12 Richard Biener <rguenther@suse.de>
357 PR rtl-optimization/68961
358 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
359 to simplify to a non-constant.
361 2016-07-11 Jakub Jelinek <jakub@redhat.com>
364 * omp-low.c (expand_omp_target): Gimplify device.
366 PR tree-optimization/71823
367 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
368 to get vec_oprnds2 from op2.
370 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
373 Hoist common subexpressions.
374 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
376 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
379 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
380 prevent generation of 'stxsiwx' on pre Power8 hardware.
382 2016-07-11 David Malcolm <dmalcolm@redhat.com>
384 * input.c: Include cpplib.h.
385 (selftest::temp_source_file): New class.
386 (selftest::temp_source_file::temp_source_file): New ctor.
387 (selftest::temp_source_file::~temp_source_file): New dtor.
388 (selftest::should_have_column_data_p): New function.
389 (selftest::test_should_have_column_data_p): New function.
390 (selftest::temp_line_table): New class.
391 (selftest::temp_line_table::temp_line_table): New ctor.
392 (selftest::temp_line_table::~temp_line_table): New dtor.
393 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
394 it to create a temp_line_table.
395 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
396 locations that are known to have column data.
397 (selftest::line_table_case): New struct.
398 (selftest::test_reading_source_line): Move tempfile handling
399 to class temp_source_file.
400 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
401 (selftest::assert_token_loc_eq): New function.
402 (ASSERT_TOKEN_LOC_EQ): New macro.
403 (selftest::test_lexer): New function.
404 (selftest::boundary_locations): New array.
405 (selftest::input_c_tests): Call test_should_have_column_data_p.
406 Loop over a test matrix of interesting values of location and
407 default_range_bits, calling test_lexer on each case in the matrix.
408 Move call to test_accessing_ordinary_linemaps into the matrix.
409 * selftest.h (ASSERT_EQ): Reimplement in terms of...
410 (ASSERT_EQ_AT): New macro.
412 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
415 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
416 Don't convert TImode in debug insn.
418 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
420 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
421 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
422 (tree_type_common::lang_flag_7): New.
423 (tree_type_common::spare): Reduce size.
424 * tree.h (TYPE_ALIGN_OK): Remove.
425 (TYPE_LANG_FLAG_7): New.
426 (get_inner_reference): Adjust header.
427 * print-tree.c (print_node): Adjust.
428 * expr.c (get_inner_reference): Remove parameter keep_aligning.
429 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
430 calls to get_inner_reference.
431 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
432 handling of TYPE_ALIGN_OK.
433 * builtins.c (get_object_alignment_2): Adjust call to
434 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
435 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
437 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
438 * cfgexpand.c (expand_debug_expr): Likewise.
439 * dbxout.c (dbxout_expand_expr): Likewise.
440 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
441 loc_list_from_tree, fortran_common): Likewise.
442 * fold-const.c (optimize_bit_field_compare,
443 decode_field_reference, fold_unary_loc, fold_comparison,
444 split_address_to_core_and_offset): Likewise.
445 * gimple-laddress.c (execute): Likewise.
446 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
447 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
448 * hsa-gen.c (gen_hsa_addr): Likewise.
449 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
450 * tsan.c (instrument_expr): Likewise.
451 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
452 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
453 * tree-affine.c (tree_to_aff_combination,
454 get_inner_reference_aff): Adjust calls to get_inner_reference.
455 * tree-data-ref.c (split_constant_offset_1,
456 dr_analyze_innermost): Likewise.
457 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
458 * tree-sra.c (ipa_sra_check_caller): Likewise.
459 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
460 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
461 bswap_replace): Likewise.
462 * tree-vect-data-refs.c (vect_check_gather,
463 vect_analyze_data_refs): Likewise.
464 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
465 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
468 2016-07-11 David Malcolm <dmalcolm@redhat.com>
470 * Makefile.in (selftest-valgrind): New phony target.
471 * function-tests.c (selftest::build_cfg): Delete pass instances
473 (selftest::convert_to_ssa): Likewise.
474 (selftest::test_expansion_to_rtl): Likewise.
475 * tree-cfg.c (selftest::test_linear_chain): Release dominator
477 (selftest::test_diamond): Likewise.
479 2016-07-11 Richard Biener <rguenther@suse.de>
481 PR tree-optimization/71816
482 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
483 than replacing all of its operands.
485 2016-07-11 Alan Modra <amodra@gmail.com>
487 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
488 (ctr<mode>): Add unspec.
489 (ctr<mode>_internal*): Likewise.
491 2016-07-08 James Bowman <james.bowman@ftdichip.com>
493 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
494 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
496 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
498 PR rtl-optimization/71621
499 * lra-constraints.c (process_alt_operands): Check combination of
502 2016-07-08 Jason Merrill <jason@redhat.com>
503 Richard Biener <rguenther@suse.de>
505 P0145: Refining Expression Order for C++.
506 * gimplify.c (initial_rhs_predicate_for): New.
507 (gimplfy_modify_expr): Gimplify RHS before LHS.
509 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
512 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
513 Allow standard error handling to take over when a wrong number
514 of arguments is presented to __builtin_vec_ld () or
517 2016-07-08 Jiong Wang <jiong.wang@arm.com>
519 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
524 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
525 __builtin_aarch64_fmaxv2sf.
526 (vmaxnmq_f32): Likewise.
527 (vmaxnmq_f64): Likewise.
528 (vminnm_f32): Likewise.
529 (vminnmq_f32): Likewise.
530 (vminnmq_f64): Likewise.
532 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
535 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
536 enable -mfloat128-hardware by default.
537 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
538 that IEEE 128-bit hardware support needs.
539 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
540 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
541 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
542 floating point requires.
543 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
544 -mfloat128 and -mfloat128-hardware changes.
546 2016-07-08 Alan Hayward <alan.hayward@arm.com>
548 PR tree-optimization/71667
549 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
551 2016-07-08 Martin Liska <mliska@suse.cz>
554 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
555 folding produces SAVE_EXPRs, thus return false for the type.
557 2016-07-07 Martin Liska <mliska@suse.cz>
559 * file-find.c (remove_prefix): New function.
560 * file-find.h (remove_prefix): Declare the function.
561 * gcc-ar.c (main): Skip a folder of the wrapper if
562 a wrapped binary would point to the same file.
564 2016-07-07 Jan Hubicka <jh@suse.cz>
566 * tree-scalar-evolution.c (iv_can_overflow_p): export.
567 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
568 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
570 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
573 * ipa-inline-analysis.c (compute_inline_parameters): Set
574 local.can_change_signature to false for intrumentation
577 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
579 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
580 with TARGET_HAVE_MOVT.
581 (TARGET_HAVE_MOVT): Define.
582 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
583 availability with TARGET_HAVE_MOVT.
584 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
586 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
588 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
589 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
590 * config/arm/constraints.md (define_constraint "j"): Use
591 TARGET_HAVE_MOVT to check MOVT availability.
593 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
595 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
597 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
599 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
600 (armv8-m.main): Likewise.
601 (armv8-m.main+dsp): Likewise.
602 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
603 (FL_FOR_ARCH8M_MAIN): Likewise.
604 * config/arm/arm-tables.opt: Regenerate.
605 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
606 armv8-m.main+dsp to BE8_LINK_SPEC.
607 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
608 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
609 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
610 Baseline and Mainline.
611 (arm_option_override_internal): Also disable arm_restrict_it when
612 !arm_arch_notm. Update comment for -munaligned-access to also cover
614 (arm_file_start): Increase buffer size for printing architecture name.
615 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
616 and armv8-m.main+dsp.
617 (mno-unaligned-access): Clarify that this is disabled by default for
618 ARMv8-M Baseline architectures as well.
620 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
622 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
623 decide whether to prevent some libgcc routines being included for some
624 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
625 link between this condition and the one in
626 libgcc/config/arm/lib1func.S.
628 2016-07-07 Richard Biener <rguenther@suse.de>
630 * tree-ssa-pre.c: Include alias.h.
631 (compute_avail): If we have multiple VN_REFERENCEs with the
632 same hashtable entry adjust that to make it a valid replacement
633 for all of them with respect to alignment and aliasing
634 when doing insertion.
635 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
636 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
638 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
642 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
643 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
646 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
648 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
649 (adjust_mems): Adjust.
650 (adjust_insn): Likewise.
651 (prepare_call_arguments): Likewise.
653 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
655 * gcse.c (struct ls_expr): Make stores field a vector.
656 (ldst_entry): Adjust.
657 (free_ldst_entry): Likewise.
658 (print_ldst_list): Likewise.
659 (compute_ld_motion_mems): Likewise.
660 (update_ld_motion_stores): Likewise.
662 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
664 * gcse.c (struct ls_expr): Remove loads field.
665 (ldst_entry): Adjust.
666 (free_ldst_entry): Likewise.
667 (print_ldst_list): Likewise.
668 (compute_ld_motion_mems): Likewise.
670 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
672 * store-motion.c (struct st_expr): Make antic_stores a vector.
673 (st_expr_entry): Adjust.
674 (free_st_expr_entry): Likewise.
675 (print_store_motion_mems): Likewise.
676 (find_moveable_store): Likewise.
677 (compute_store_table): Likewise.
678 (remove_reachable_equiv_notes): Likewise.
679 (replace_store_insn): Likewise.
680 (build_store_vectors): Likewise.
682 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
684 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
685 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
687 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
689 PR tree-optimization/71518
690 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
691 misalign also for outer loops with negative step.
693 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
695 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
696 (cortex_a53_shift): Add mov_shift.
697 (cortex_a53_shift_reg): Add new reservation for register shifts.
698 (cortex_a53_alu): Remove bfm.
699 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
700 (cortex_a53_alu_extr): Add new reservation for EXTR.
701 (bypasses): Improve bypass modelling.
703 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
706 * config/avr/avr.c (avr_asm_select_section): Strip off
707 SECTION_DECLARED from flags when calling get_section.
709 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
711 * tree-vectorizer.h (vect_memory_access_type): Add
712 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
713 * tree-vect-stmts.c (compare_step_with_zero): New function.
714 (perm_mask_for_reverse): Move further up file.
715 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
717 (get_negative_load_store_type): New function.
718 (get_load_store_type): Call it. Add an ncopies argument.
719 (vectorizable_mask_load_store): Update call accordingly and
720 remove tests for negative steps.
721 (vectorizable_store, vectorizable_load): Likewise. Handle new
724 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
726 * tree-vectorizer.h (vect_memory_access_type): New enum.
727 (_stmt_vec_info): Add a memory_access_type field.
728 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
729 (vect_model_store_cost): Take an access type instead of a boolean.
730 (vect_model_load_cost): Likewise.
731 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
732 vect_model_store_cost and vect_model_load_cost.
733 * tree-vect-stmts.c (vec_load_store_type): New enum.
734 (vect_model_store_cost): Take an access type instead of a
735 store_lanes_p boolean. Simplify tests.
736 (vect_model_load_cost): Likewise, but for load_lanes_p.
737 (get_group_load_store_type, get_load_store_type): New functions.
738 (vectorizable_store): Use get_load_store_type. Record the access
739 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
740 (vectorizable_load): Likewise.
741 (vectorizable_mask_load_store): Likewise. Replace is_store
742 variable with vls_type.
744 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
746 * tree-vectorizer.h (vect_grouped_load_supported): Add a
747 single_element_p parameter.
748 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
749 Check the PR65518 case here rather than in vectorizable_load.
750 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
751 * tree-vect-stmts.c (vectorizable_load): Likewise.
753 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
755 * tree-vectorizer.h (gather_scatter_info): New structure.
756 (vect_check_gather_scatter): Return a bool rather than a decl.
757 Replace return-by-pointer arguments with a single
758 gather_scatter_info *.
759 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
760 (vect_analyze_data_refs): Update call accordingly.
761 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
762 (vectorizable_mask_load_store): Likewise. Also record the
763 offset dt and vectype in the gather_scatter_info.
764 (vectorizable_store): Likewise.
765 (vectorizable_load): Likewise.
767 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
769 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
770 strided groups, use the cost of N scalar accesses instead
771 of ncopies vector accesses.
772 (vect_model_load_cost): Likewise.
774 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
776 * tree-vect-stmts.c (vect_cost_group_size): Delete.
777 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
778 variable to indicate when once-per-group costs are being used.
779 (vect_model_load_cost): Likewise. Fix comment and misindented code.
781 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
783 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
784 peeling-for-gaps condition.
786 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
788 * config/s390/s390.c (s390_expand_vec_init): Force initializer
789 element to register if it doesn't match general_operand.
791 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
792 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
794 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
796 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
797 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
798 (SIGNBIT): New mode iterator.
799 (Fsignbit): New mode attribute.
800 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
801 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
802 when direct moves are available.
803 (signbit<mode>2_dm): New define_insn_and_split).
804 (signbit<mode>2_dm2): New define_insn.
806 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
808 PR rtl-optimization/71594
809 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
810 into subregs of appropriate mode before trying to emit a conditional
813 2016-07-05 Jan Hubicka <jh@suse.cz>
815 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
818 2016-07-05 Jan Hubicka <jh@suse.cz>
820 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
822 2016-07-05 Jiong Wang <jiong.wang@arm.com>
824 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
827 2016-07-05 Jan Hubicka <jh@suse.cz>
829 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
832 2016-07-05 Richard Biener <rguenther@suse.de>
834 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
835 Handle empty else block.
836 (is_feasible_trace): Likewise.
837 (split_paths): Likewise.
839 2016-07-05 Richard Biener <rguenther@suse.de>
841 * tree-loop-distribution.c (distribute_loop): Fix issue with
844 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
846 * config/arm/neon-testgen.ml: Delete.
847 * config/arm/neon.ml: Delete.
849 2016-07-04 Jakub Jelinek <jakub@redhat.com>
852 * tree.c (attribute_value_equal): Use get_attribute_name instead of
853 directly using TREE_PURPOSE.
855 2016-07-04 Jiong Wang <jiong.wang@arm.com>
857 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
858 * config/aarch64/aarch64_neon.h: Likewise.
859 * config/aarch64/arm_neon.h: Likewise.
860 * config/aarch64/atomics.md: Likewise.
861 * config/aarch64/aarch64-simd-builtins.def: Likewise.
862 * doc/invoke.texi: Likewise.
864 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
866 * config/s390/s390.md: Add "z13" cpu_facility.
867 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
868 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
869 condition" type instructions.
871 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
872 Jeff Law <law@redhat.com>
874 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
875 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
877 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
879 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
880 permutation for TARGET_AVX512F.
881 (ix86_expand_vec_one_operand_perm_avx512): New function.
882 (expand_vec_perm_1): Invoke introduced function.
883 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
884 it may be not valid after vectorization.
886 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
889 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
890 typo in comment. Only force to memory if it is a weak
893 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
894 Jiong Wang <jiong.wang@arm.com>
896 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
897 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
898 (AARCH64_FL_F16): New.
899 (AARCH64_FL_FOR_ARCH8_2): New.
900 (AARCH64_ISA_8_2): New.
901 (AARCH64_ISA_F16): New.
902 (TARGET_FP_F16INST): New.
903 (TARGET_SIMD_F16INST): New.
904 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
905 ("fp"): Disabling "fp" also disables "fp16".
906 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
907 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
908 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
909 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
911 2016-07-04 Jan Beulich <jbeulich@suse.com>
913 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
915 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
918 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
919 the insns, use an insn form that does not adjust the offset on
920 little endian systems.
922 2016-07-01 Jan Beulich <jbeulich@suse.com>
924 * varasm.c (get_variable_section): Validate initializer in
925 named .bss-like sections.
927 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
929 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
930 Exchange the order of the second and third operands in the vpermr
931 instruction tmeplate.
933 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
936 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
937 Disallow TDmode values.
939 2016-07-01 Alan Modra <amodra@gmail.com>
941 PR rtl-optimization/71709
942 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
943 being set, not referenced.
945 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
947 PR tree-optimization/70729
948 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
949 of loop since it can be not valid after transformation.
951 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
953 * config/arm/arm.c (thumb_reload_in_hi): Delete.
954 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
956 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
958 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
961 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
964 * config/rs6000/constraints.md (wY constraint): New constraint to
965 match the requirements for the LXSD and STXSD instructions.
966 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
967 predicate to match the requirements for the LXSD and STXSD
969 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
970 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
971 to make sure that the bottom 2 bits of offset are 0, the address
972 form is offsettable, and no updating is done in the address mode.
973 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
974 (movdi_internal32): Likewise
975 (movdi_internal64): Likewise.
977 2016-06-30 Jakub Jelinek <jakub@redhat.com>
979 PR tree-optimization/71707
980 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
981 strinfo even for ADDR_EXPR ptr.
983 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
985 * config/rs6000/altivec.md (darn_32): Change the condition to
986 TARGET_P9_MISC instead of TARGET_MODULO.
987 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
988 condition expression.
989 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
990 condition expression.
991 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
992 (DFP_TEST): New code iterator.
993 (dfptstsfi_<code>_mode>): New define_expand.
994 (*dfp_sgnfcnc_<mode>): New define_insn.
995 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
996 definition next to BU_P9_MISC_1 definition and change the MASK
997 value to RS6000_BTM_P9_MISC.
998 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
999 (BU_P9_64BIT_MISC_0): Likewise.
1000 (BU_P9_DFP_MISC_0): New macro definition.
1001 (BU_P9_DFP_MISC_1): New macro definition.
1002 (BU_P9_DFP_MISC_2): New macro definition.
1003 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1004 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1005 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1006 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1007 (TSTSFI_LT_TD): Likewise.
1008 (TSTSFI_EQ_DD): Likewise.
1009 (TSTSFI_EQ_TD): Likewise.
1010 (TSTSFI_GT_DD): Likewise.
1011 (TSTSFI_GT_TD): Likewise.
1012 (TSTSFI_OV_DD): Likewise.
1013 (TSTSFI_OV_TD): Likewise.
1014 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1015 (TSTSFI_LT_DD): Likewise.
1016 (TSTSFI_LT_TD): Likewise.
1017 (TSTSFI_EQ): Likewise.
1018 (TSTSFI_EQ_DD): Likewise.
1019 (TSTSFI_EQ_TD): Likewise.
1020 (TSTSFI_GT): Likewise.
1021 (TSTSFI_GT_DD): Likewise.
1022 (TSTSFI_GT_TD): Likewise.
1023 (TSTSFI_OV): Likewise.
1024 (TSTSFI_OV_DD): Likewise.
1025 (TSTSFI_OV_TD): Likewise.
1026 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1027 overloaded test significance functions.
1028 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1029 OPTION_MASK_P9_MISC into the representation of this mask.
1030 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1032 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1033 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1035 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1036 argument is a 6-bit unsigned literal value if the icode argument
1037 represents a DFP test significance built-in call.
1038 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1039 flag used independently and in combination with the
1040 RS6000_BTM_64BIT flag.
1041 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1042 (rs6000_builtin_mask_names): Add entry for power9-misc
1043 command-line option.
1044 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1045 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1046 RS6000_BTM_P9_MISC macros.
1047 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1048 option and change the description of the -mpower9-vector option to
1049 enable only vector instructions, removing its erroneously claimed
1050 support for scalar instructions.
1051 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1052 the ISA 3.0 digital floating point test significance built-in
1055 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1057 * config/aarch64/aarch64.c (cortexa35_tunings):
1058 Enable AES fusion. Use cortexa57_branch_cost.
1059 (cortexa53_tunings): Use cortexa57_branch_cost.
1060 (cortexa72_tunings): Use cortexa57_branch_cost.
1061 Use AUTOPREFETCHER_WEAK.
1062 (cortexa73_tunings): Use cortexa57_branch_cost.
1064 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1065 James Greenhalgh <james.greenhalgh@arm.com>
1067 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1068 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1069 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1070 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1071 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1072 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1073 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1074 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1075 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1076 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1077 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1078 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1079 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1082 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1083 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1085 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1087 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1089 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1092 * gcc.c (driver::build_option_suggestions): Pass "option" to
1093 add_misspelling_candidates.
1094 * opts-common.c (add_misspelling_candidates): Add "option" param;
1095 use it to avoid adding negated forms for options marked with
1097 * opts.h (add_misspelling_candidates): Add "option" param.
1099 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1102 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1103 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1104 first when permuting bitwise operation with rotate. Cast
1105 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1107 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1109 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1110 for misspelled param names.
1111 * params.c: Include spellcheck.h.
1112 (find_param_fuzzy): New function.
1113 * params.h (find_param_fuzzy): New prototype.
1114 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1115 * spellcheck.h (struct edit_distance_traits<const char *>):
1118 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1120 * config/rs6000/predicates.md (const_0_to_7_operand): New
1121 predicate, recognize 0..7.
1122 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1123 support for doing extracts from V16QImode, V8HImode, V4SImode
1125 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1126 vector extract support.
1127 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1128 for ISA 3.0 vector extract.
1129 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1130 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1131 extracts of a constant element number from small integer vectors
1132 on 64-bit ISA 3.0 systems.
1133 (vsx_extract_<mode>_di): Likewise.
1134 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1135 say when we can do ISA 3.0 vector extracts.
1136 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1137 registers, using the stxsiwx instruction.
1139 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1141 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1142 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1143 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1144 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1145 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1146 * config/arm/arm.c (arm_qdf24xx_tune): New.
1148 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1150 * config/aarch64/aarch64.c (cortexa53_tunings):
1151 Increase loop alignment to 8. Set function alignment to 16.
1152 (cortexa35_tunings): Likewise.
1153 (cortexa57_tunings): Increase loop alignment to 8.
1154 (cortexa72_tunings): Likewise.
1155 (cortexa73_tunings): Likewise.
1157 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1159 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1160 for arm_fp16_ok and arm_fp16_hw.
1161 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1162 arm_fp16_alternative.
1164 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1166 PR tree-optimization/71655
1167 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1168 types when swapping operands.
1170 2016-06-29 Martin Liska <mliska@suse.cz>
1173 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1174 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1175 of build_optimization_node.
1177 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1179 PR tree-optimization/70729
1180 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1181 independent in loops having positive safelen value.
1182 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1183 it may be not valid after vectorization.
1185 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1187 PR tree-optimization/71625
1188 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1189 is sorted by ascending list->offset. If PTR is non-NULL and there is
1190 previous strinfo, call get_stridx_plus_constant.
1191 (get_stridx): Pass exp as second argument to get_addr_stridx.
1192 (addr_stridxptr): Add missing list = list->next, so that there can be
1193 more than one entries in the list. Bump limit from 16 to 32. Ensure
1194 the list is sorted by ascending list->offset.
1195 (get_stridx_plus_constant): Adjust so that it can be also called with
1196 ADDR_EXPR instead of SSA_NAME as PTR.
1197 (handle_char_store): Pass NULL_TREE as second argument to
1200 2016-06-29 Richard Biener <rguenther@suse.de>
1202 PR rtl-optimization/68961
1203 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1205 2016-06-29 Richard Biener <rguenther@suse.de>
1208 * alias.c (component_uses_parent_alias_set_from): Handle
1209 type punning through union accesses by using the union alias set.
1210 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1212 2016-07-29 Richard Biener <rguenther@suse.de>
1214 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1215 precision not matching mode precision.
1217 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1219 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1220 pa_output_arg_descriptor.
1221 (call_val_symref_64bit_post_reload): Likewise.
1222 (call_val_powf_64bit_post_reload): Likewise.
1223 (sibcall_internal_symref_64bit): Likewise.
1224 (sibcall_value_internal_symref_64bit): Likewise.
1226 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1229 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1230 a constant, force its SUBREG_REG into memory or register instead
1233 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1236 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1237 * doc/invoke.texi (AVR Options): Document it.
1239 2016-06-28 Walter Lee <walt@tilera.com>
1241 * config/tilegx/linux.h: Do not include arch/icache.h
1242 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1243 * config/tilepro/linux.h: Do not include arch/icache.h
1244 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1246 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1248 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1249 for big-endian BIT_FIELD_REF.
1251 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1253 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1254 ('size' attribute): Add '128'.
1256 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1257 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1258 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1259 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1260 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1261 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1262 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1263 *trunc<mode>df2_odd): Set size attribute to '128'.
1264 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1265 * config/rs6000/power6.md (power6-fp): Include dfp type.
1266 * config/rs6000/power7.md (power7-fp): Likewise.
1267 * config/rs6000/power8.md (power8-fp): Likewise.
1268 * config/rs6000/power9.md: New file.
1269 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1270 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1271 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1273 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1274 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1275 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1276 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1277 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1278 dfp_dscri_<mode>): Change type attribute to dfp.
1279 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1280 attribute to vecsimple.
1281 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1282 and prefetch streams.
1283 (rs6000_option_override_internal): Remove temporary code setting
1284 tuning to power8. Don't set rs6000_sched_groups for power9.
1285 (last_scheduled_insn): Change to rtx_insn *.
1286 (divide_cnt, vec_load_pendulum): New variables.
1287 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1288 (rs6000_issue_rate): Set issue rate for Power9.
1289 (is_power9_pairable_vec_type): New.
1290 (power9_sched_reorder2): New.
1291 (rs6000_sched_reorder2): Call new function for Power9 specific
1293 (insn_must_be_first_in_group): Remove Power9.
1294 (insn_must_be_last_in_group): Likewise.
1295 (force_new_group): Likewise.
1296 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1297 Initialize divide_cnt/vec_load_pendulum.
1298 (_rs6000_sched_context, rs6000_init_sched_context,
1299 rs6000_set_sched_context): Handle context save/restore of new
1302 2016-06-28 Richard Biener <rguenther@suse.de>
1304 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1305 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1306 COMPONENT_REF operand.
1307 (nonoverlapping_component_refs_p): Likewise.
1308 * stor-layout.c (start_bitfield_representative): Mark
1309 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1311 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1313 * Makefile.in: Don't cat ../stage_current if it does not exist.
1315 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1316 last argument is a bit-field.
1318 PR rtl-optimization/71673
1319 * internal-fn.c (expand_arith_overflow_result_store): Use
1320 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1321 expand_simple_binop.
1324 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1325 expand_ifn_atomic_compare_exchange): New functions.
1326 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1327 * tree.h (build_call_expr_internal_loc): Rename to ...
1328 (build_call_expr_internal_loc_array): ... this. Fix up type of
1330 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1331 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1332 ATOMIC_COMPARE_EXCHANGE result.
1333 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1334 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1335 fold_builtin_atomic_compare_exchange): New prototypes.
1336 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1337 fold_builtin_atomic_compare_exchange): New functions..
1338 * tree-ssa.c (execute_update_addresses_taken): If
1339 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1340 of call when finding addressable vars, and if such var becomes
1341 non-addressable, call fold_builtin_atomic_compare_exchange.
1343 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1346 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1347 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1349 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1351 * config/rs6000/rs6000.md ('type' attribute): Add
1352 veclogical,veccmpfx,vecexts,vecmove insn types.
1353 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1354 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1355 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1356 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1357 *nabs<mode>2_hw): Change type to vecmove.
1358 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1359 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1360 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1361 *ieee_128bit_vsx_abs<mode>2_internal,
1362 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1363 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1364 *ieee128_mtvsrd_32bit): Change type to veclogical.
1365 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1366 *movdi_internal32, *movdi_internal64): Update insn types.
1367 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1368 vsx_extract_<mode>): Change type to veclogical.
1369 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1370 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1371 *vsx_sign_extend_si_v2di): Change type to vecexts.
1372 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1374 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1375 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1376 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1377 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1378 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1379 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1380 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1381 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1382 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1383 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1384 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1385 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1386 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1387 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1388 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1389 (ppc7450-vecsimple): Add veclogical, vecmove.
1390 (ppc7450-veccmp): Add veccmpfx.
1391 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1393 (ppc8540_vector_compare): Add veccmpfx.
1394 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1395 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1396 (cell-vecsimple): Add veclogical, vecmove.
1397 (cell-veccmp): Add veccmpfx.
1398 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1399 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1401 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1402 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1403 (power4-vecsimple): Add veclogical, vecmove.
1404 (power4-veccmp): Add veccmpfx.
1405 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1406 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1407 (power6-vecsimple): Add veclogical, vecmove.
1408 (power6-veccmp): Add veccmpfx.
1409 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1410 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1411 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1412 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1413 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1414 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1415 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1417 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1419 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1422 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1423 OPTION_MASK_P9_DFORM_VECTOR.
1424 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1425 disable -mpower9-dform-vector when using reload.
1426 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1427 New 'strict' argument. Update all callers. Add strict addressing
1429 (rs6000_legitimate_offset_address_p): Remove call to
1430 virtual_stack_registers_memory_p.
1431 (rs6000_legitimize_reload_address): Add quad address support.
1432 (rs6000_legitimate_address_p): Move call to quad_address_p above
1433 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1434 to account for new strict usage.
1435 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1436 for new strict usage.
1437 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1439 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1446 * config/i386/i386.c (ix86_spill_class): Disable condition to
1447 always return NO_REGS.
1449 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1451 * predict.c: Include gimple-pretty-print.h
1452 (predicted_by_loop_heuristics_p): Check also
1453 PRED_LOOP_EXIT_WITH_RECURSION
1454 (predict_loops): Find self recursive calls and use special purpose
1455 predictors for them; dump log about decisions.
1456 (pass_profile::execute): Dump info about #of iterations.
1457 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1458 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1460 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1462 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1463 output_asm_insn calls and shorten long lines. Output .CALL
1464 argument descriptor using pa_output_arg_descriptor. Add various
1465 inline $$dyncall and other optimizations.
1466 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1468 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1470 PR tree-optimization/71643
1471 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1474 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1475 leak a bitmap if dep_bb is NULL.
1477 PR tree-optimization/71631
1478 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1479 to rewrite_expr_tree even if negate_result, move new_lhs var
1480 declaration and initialization earlier, for powi_result set afterwards
1481 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1482 if new_lhs != lhs, and don't shadow gsi var.
1484 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1486 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1487 Add in_loop parameter.
1488 (predict_loops): Add loop guard heuristics.
1489 * predict.def (PRED_LOOP_GUARD): New heuristics.
1491 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1493 * predict.c: Include ipa-utils.h
1494 (tree_bb_level_prediction): Predict recursive calls.
1495 (tree_estimate_probability_bb): Skip inexpensive calls for call
1497 * predict.def (PRED_RECURSIVE_CALL): New.
1499 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1501 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1502 (BU_FLOAT128_1): Likewise.
1504 (COPYSIGNQ): Likewise.
1505 (RS6000_BUILTIN_NANQ): Likewise.
1506 (RS6000_BUILTIN_NANSQ): Likewise.
1507 (RS6000_BUILTIN_INFQ): Likewise.
1508 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1509 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1510 (TARGET_FOLD_BUILTIN): New #define.
1511 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1512 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1513 (rs6000_fold_builtin): New target hook implementation, handling
1514 folding of 128-bit NaNs and infinities.
1515 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1516 entries are filled in to avoid problems during bootstrap
1517 self-test; define builtins for 128-bit NaNs and infinities.
1518 (rs6000_opt_mask): Add entry for float128.
1519 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1520 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1521 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1522 (const_str_type_node): New #define.
1523 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1524 to a define_expand that dispatches to either copysign<mode>3_soft
1525 or copysign<mode>3_hard.
1526 (copysign<mode>3_hard): Rename from copysign<mode>3.
1527 (copysign<mode>3_soft): New define_insn.
1528 * doc/extend.texi: Document new builtins.
1530 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1532 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1533 PRIu64 instead of lu.
1535 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1538 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1541 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1543 PR tree-optimization/71647
1544 * omp-low.c (lower_rec_input_clauses): Convert
1545 omp_clause_aligned_alignment (c) to size_type_node for the
1546 last argument of __builtin_assume_aligned.
1548 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1550 * configure.ac (calling ___tls_get_addr via GOT): New
1551 assembler/linker check.
1552 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1553 assembler and linker supports calling ___tls_get_addr via GOT.
1554 Otherise, defined to 0.
1555 * config.in: Regenerated.
1556 * configure: Likewise.
1557 * config/i386/constraints.md (Yb): New constraint.
1558 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1559 (REG_CLASS_NAMES): Likewise.
1560 (REG_CLASS_CONTENTS): Likewise.
1561 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1562 the b constraint with the Yb constraint. Call ___tls_get_addr
1563 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1565 (*tls_local_dynamic_base_32_gnu): Likewise.
1566 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1567 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1568 (*tls_local_dynamic_base_64_<mode>): Likewise.
1570 2016-06-24 Martin Liska <mliska@suse.cz>
1572 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1573 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1575 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1576 argument to true if the expected number of iterations is
1579 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1581 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1582 assemble for 32bit target.
1583 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1584 and $ld_ix86_gld_32_opt to link for 32bit target.
1585 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1586 * configure: Regenerate.
1588 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1590 * config/arm/arm.c (int_log2): Delete definition and prototype.
1591 (shift_op): Use exact_log2 instead of int_log2.
1592 (vfp3_const_double_for_fract_bits): Likewise.
1594 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1596 * internal-fn.c (expand_arith_set_overflow): New function.
1597 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1599 (expand_arith_overflow_result_store): Likewise. Handle precision
1600 smaller than mode precision.
1601 * tree-vrp.c (extract_range_basic): For imag part, handle
1602 properly signed 1-bit precision result.
1603 * doc/extend.texi (__builtin_add_overflow): Document that last
1604 argument can't be pointer to enumerated or boolean type.
1605 (__builtin_add_overflow_p): Document that last argument can't
1606 have enumerated or boolean type.
1608 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1609 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1611 * config/rs6000/predicates.md (splat_input_operand): Rework.
1612 Don't allow constants, since the insns that use this predicate
1613 don't support constants. Constants are handled by other insns
1614 that are created via combine. During and after register
1615 allocation, only allow indexed or indirect addresses, and not
1616 general addresses. Only allow modes supported by the hardware.
1617 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1618 comment. Move check for using VSPLTIS<x> to a common location,
1619 instead of doing it in two different places.
1621 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1623 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1624 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1625 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1626 signature_CENTAUR_ebx.
1628 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1632 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1633 (as_ix86_gas_32_opt): This.
1634 (ld_ix86_tls_ldm_opt): Renamed to ...
1635 (ld_ix86_gld_32_opt): This.
1636 (R_386_TLS_LDM reloc): Updated.
1637 (R_386_GOT32X reloc): New assembler/linker check.
1638 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1639 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1641 * config.in: Regenerated.
1642 * configure: Likewise.
1643 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1644 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1645 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1646 if ix86_force_load_from_GOT_p returns true.
1647 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1648 ix86_force_load_from_GOT_p returns true.
1649 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1650 the external function address via the GOT slot.
1651 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1652 HAVE_AS_IX86_GOT32X before returning false.
1653 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1654 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1656 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1658 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1660 2016-06-23 Andi Kleen <ak@linux.intel.com>
1662 * Makefile.in: Regenerate.
1663 * doc/install.texi: Document autoprofiledbootstrap.
1665 2016-06-23 Andi Kleen <ak@linux.intel.com>
1667 * config/i386/gcc-auto-profile: New file.
1669 2016-06-23 Martin Liska <mliska@suse.cz>
1672 * predict.c (predict_loops): Revert the hunk that was removed
1675 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1677 * config.gcc: Add support for arm*-*-phoenix* targets.
1678 * config/arm/t-phoenix: New.
1679 * config/phoenix.h: New.
1681 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1682 H.J. Lu <hongjiu.lu@intel.com>
1685 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1686 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1687 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1688 ix86_force_load_from_GOT_p returns true.
1689 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1690 ix86_force_load_from_GOT_p returns true.
1691 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1692 ix86_force_load_from_GOT_p returns true.
1693 (ix86_expand_move): Load the external function address via the
1694 GOT slot if ix86_force_load_from_GOT_p returns true.
1695 * config/i386/predicates.md (x86_64_immediate_operand): Return
1696 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1697 (x86_64_zext_immediate_operand): Ditto.
1699 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1701 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1703 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1706 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1707 * diagnostic.c (pedwarn_at_rich_loc): New function.
1708 * spellcheck.h (best_match::best_match): Add a
1709 "best_distance_so_far" optional parameter.
1710 (best_match::set_best_so_far): New method.
1711 (best_match::get_best_distance): New accessor.
1712 (best_match::get_best_candidate_length): New accessor.
1714 2016-06-22 Nick Clifton <nickc@redhat.com>
1716 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1717 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1718 modes are accepted as well.
1719 (ucompare_loc_descriptor): Likewise.
1720 (minmax_loc_descriptor): Likewise.
1721 (clz_loc_descriptor): Likewise.
1722 (popcount_loc_descriptor): Likewise.
1723 (bswap_loc_descriptor): Likewise.
1724 (rotate_loc_descriptor): Likewise.
1725 (mem_loc_descriptor): Likewise.
1726 (loc_descriptor): Likewise.
1728 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1730 * common.opt (fdiagnostics-parseable-fixits): New option.
1731 * diagnostic.c: Include "selftest.h".
1732 (print_escaped_string): New function.
1733 (print_parseable_fixits): New function.
1734 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1735 (selftest::assert_print_escaped_string): New function.
1736 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1737 (selftest::test_print_escaped_string): New function.
1738 (selftest::test_print_parseable_fixits_none): New function.
1739 (selftest::test_print_parseable_fixits_insert): New function.
1740 (selftest::test_print_parseable_fixits_remove): New function.
1741 (selftest::test_print_parseable_fixits_replace): New function.
1742 (selftest::diagnostic_c_tests): New function.
1743 * diagnostic.h (struct diagnostic_context): Add field
1744 "parseable_fixits_p".
1745 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1746 -fdiagnostics-parseable-fixits.
1747 (-fdiagnostics-parseable-fixits): New option.
1748 * opts.c (common_handle_option): Handle
1749 -fdiagnostics-parseable-fixits.
1750 * selftest-run-tests.c (selftest::run_tests): Call
1751 selftest::diagnostic_c_tests.
1752 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1754 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1756 PR tree-optimization/71488
1757 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1758 comparison of boolean vectors.
1759 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1760 of boolean vectors using bitwise operations.
1762 2016-06-22 Andreas Schwab <schwab@suse.de>
1764 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1767 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1769 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1771 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1773 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1776 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1778 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1779 * config/arm/arm-cores.def (cortex-a73): New entry.
1780 (cortex-a73.cortex-a35): Likewise.
1781 (cortex-a73.cortex-a53): Likewise.
1782 * config/arm/arm-tables.opt: Regenerate.
1783 * config/arm/arm-tune.md: Likewise.
1784 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1785 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1786 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1787 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1788 * doc/invoke.texi (ARM Options): Document cortex-a73,
1789 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1791 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1793 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1794 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1795 (cortex-a73.cortex-a35): Likewise.
1796 (cortex-a73.cortex-a53): Likewise.
1797 * config/aarch64/aarch64-tune.md: Regenerate.
1798 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1799 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1802 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1804 * configure.ac (gcc_cv_as_compress_debug): Remove
1805 --compress-debug-sections as extra as switch.
1806 Handle gas --compress-debug-sections=type.
1807 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1808 Handle gld --compress-debug-sections=type.
1809 * configure: Regenerate.
1811 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1813 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1815 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1817 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1818 (do_rewrite): likewise.
1820 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1822 * common/config/mep/mep-common.c: Remove.
1823 * config.gcc: Remove mep-* support.
1824 * config/mep/constraints.md: Remove.
1825 * config/mep/default.h: Remove.
1826 * config/mep/intrinsics.h: Remove.
1827 * config/mep/intrinsics.md: Remove.
1828 * config/mep/ivc2-template.h: Remove.
1829 * config/mep/mep-c5.cpu: Remove.
1830 * config/mep/mep-core.cpu: Remove.
1831 * config/mep/mep-default.cpu: Remove.
1832 * config/mep/mep-ext-cop.cpu: Remove.
1833 * config/mep/mep-intrin.h: Remove.
1834 * config/mep/mep-ivc2.cpu: Remove.
1835 * config/mep/mep-pragma.c: Remove.
1836 * config/mep/mep-protos.h: Remove.
1837 * config/mep/mep.c: Remove.
1838 * config/mep/mep.cpu: Remove.
1839 * config/mep/mep.h: Remove.
1840 * config/mep/mep.md: Remove.
1841 * config/mep/mep.opt: Remove.
1842 * config/mep/predicates.md: Remove.
1843 * config/mep/t-mep: Remove.
1844 * doc/install.texi: Remove mep-* documentation.
1845 * doc/md.texi: Likewise.
1847 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1849 * config.gcc: Remove support for avr-rtems.
1850 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1851 * config/avr/rtems.h: Remove.
1852 * config/avr/t-rtems: Remove.
1854 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1856 * config.gcc: Remove m32r-rtems support.
1857 * config/m32r/rtems.h: Remove.
1859 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1861 * config.gcc: Remove h8300-rtems support.
1862 * config/h8300/rtems.h: Remove.
1863 * config/h8300/t-rtems: Remove.
1865 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1867 * config.gcc: Remove support for knetbsd.
1868 * configure.ac: Likewise.
1869 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1870 * config/knetbsd-gnu.h: Remove.
1871 * configure: Regenerate.
1873 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1875 * config.gcc: Remove support for openbsd 2 and 3.
1876 * config/openbsd-oldgas.h: Remove.
1878 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1880 * config.gcc: Remove interix support.
1881 * config/i386/i386-interix.h: Remove.
1882 * config/i386/interix.opt: Remove.
1883 * config/i386/t-interix: Remove.
1884 * configure: Regenerate.
1885 * configure.ac: Remove interix support.
1886 * doc/install.texi: Remove interix documentation.
1888 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1890 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1891 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1894 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1896 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1897 they are both PLACEHOLDER_EXPRs.
1899 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1901 * stor-layout.c (layout_type): Move setting complex MODE to
1902 layout_type, instead of setting it ahead of time by the caller.
1903 * tree.c (build_complex_type): Likewise.
1905 2016-06-21 Martin Liska <mliska@suse.cz>
1907 * predict.c (force_edge_cold): Replace imposisble with
1910 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1912 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1913 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1915 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1917 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1919 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1920 Ilya Enkovich <ilya.enkovich@intel.com>
1923 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1924 New member function to convert V1TImode register to SUBREG
1925 TImode in debug insn.
1926 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1927 after changing register mode to V1TImode.
1929 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1931 * config/aarch64/aarch64-cores.def (vulcan): New core.
1932 * config/aarch64/aarch64-tune.md: Regenerate.
1933 * doc/invoke.texi: Document vulcan as an available option.
1935 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1937 * cse.c (canon_asm_operands): New function extracted from...
1938 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1939 either standalone or member of a PARALLEL.
1941 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1944 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1945 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1946 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1948 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1951 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1952 constant addresses if can_create_pseudo_p.
1954 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1956 PR tree-optimization/71588
1957 * tree-ssa-strlen.c (valid_builtin_call): New function.
1958 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1961 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1964 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1965 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1966 for conversion of scalar user var to complex type and use the
1967 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1970 PR rtl-optimization/71591
1971 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1972 don't run any tests.
1974 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1977 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1978 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1979 space for PIC with non-v32 and the common non-PIC "jump".
1981 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1984 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1985 returned values and add UN*/LTGT/*ORDERED cases with values matching
1986 D operand modifier on vcmp for AVX.
1988 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1990 * config/aarch64/aarch64.opt
1991 (mpc-relative-literal-loads): Rename internal option name.
1992 * config/aarch64/aarch64.c
1993 (aarch64_nopcrelative_literal_loads): Rename to
1994 aarch64_pcrelative_literal_loads.
1995 (aarch64_expand_mov_immediate): Likewise.
1996 (aarch64_secondary_reload): Likewise.
1997 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1998 (aarch64_override_options_after_change_1): Rename and simplify logic.
1999 (aarch64_classify_symbol): Merge large model checks into switch,
2000 remove pc-relative load check.
2002 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2004 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2005 costs relative to the cost of a register move.
2007 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2009 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2010 (vcvt_n_f64_u64): Likewise.
2011 (vcvt_n_s64_f64): Likewise.
2012 (vcvt_n_u64_f64): Likewise.
2013 (vcvt_f64_s64): Likewise.
2014 (vrecpe_f64): Likewise.
2015 (vcvt_f64_u64): Likewise.
2016 (vrecps_f64): Likewise.
2018 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2020 * config/aarch64/aarch64.md
2021 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2023 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2025 * config/aarch64/aarch64-builtins.c
2026 (aarch64_types_binop_uss_qualifiers): Delete.
2027 (TYPES_BINOP_USS): Likewise.
2028 (aarch64_types_binop_sus_qualifiers): Likewise.
2029 (TYPES_BINOP_SUS): Likewise.
2030 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2031 (TYPES_FCVTIMM_SUS): Likewise.
2032 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2034 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2035 (fcvtzs): Use SHIFTIMM rather than BINOP.
2036 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2038 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2040 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2041 costs relative to the cost of a register move.
2043 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2045 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2046 Allow scalar/single vector modes to be tieable.
2048 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2050 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2052 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2054 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2056 * tree.h (TYPE_ALIGN): Likewise.
2058 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2061 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2063 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2065 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2066 literal" build warnings.
2067 (avr_print_operand_address): Dito.
2069 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2072 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2073 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2075 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2077 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2079 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2082 * reload1.c (reload): Pass 0 to finish_spills when called because
2083 update_eliminables_and_spill returns true and remove did_spill.
2084 (finish_spills): Adjust comment and document GLOBAL parameter.
2086 2016-06-17 DJ Delorie <dj@redhat.com>
2089 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2090 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2091 (umulqihi3_virt): Likewise.
2092 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2093 (umulqihi3_real): Likewise.
2095 2016-06-17 Martin Liska <mliska@suse.cz>
2097 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2099 2016-06-17 Martin Liska <mliska@suse.cz>
2101 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2103 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2105 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2107 (vaddq_f32): Likewise.
2108 (vmul_f32): Likewise.
2109 (vmulq_f32): Likewise.
2110 (vsub_f32): Likewise.
2111 (vsubq_f32): Likewise.
2113 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2115 PR tree-optimization/71347
2116 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2117 cost for all uses in group.
2119 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2121 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2122 insert gimple seq if it's not empty.
2124 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2126 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2128 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2130 (comp_dr_with_seg_len_pair): Ditto.
2131 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2132 struct dr_with_seg_len_pair against DR_OFFSET.
2133 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2136 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2138 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2140 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2142 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2143 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2144 (pa_output_millicode_call): Likewise.
2145 (pa_output_call): Likewise.
2146 (pa_output_indirect_call): Likewise.
2147 (pa_asm_output_mi_thunk): Likewise.
2149 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2151 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2153 2016-06-16 Martin Liska <mliska@suse.cz>
2155 * predict.c (combine_predictions_for_insn): When we find a first
2156 match predictor, we should consider just predictors with
2157 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2158 DS theory predictor.
2159 (combine_predictions_for_bb): Likewise.
2161 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2163 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2164 with base of reference to struct.
2166 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2168 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2170 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2173 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2174 progmem_swtable_section.
2175 (progmem_swtable_section): Remove.
2176 (avr_asm_function_rodata_section): Remove.
2177 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2178 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2180 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2182 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2183 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2184 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2185 signature_CENTAUR_ebx.
2186 * config/i386/i386.c (ix86_option_override_internal): Add
2187 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2188 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2189 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2191 2016-06-16 Martin Liska <mliska@suse.cz>
2193 * predict.def: Add fortran loop preheader predictor.
2194 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2195 fold IFN_BUILTIN_EXPECT with a known constant argument.
2197 2016-06-16 Martin Liska <mliska@suse.cz>
2199 * predict.def: Add 'Fortran' to display text of all
2200 PRED_FORTRAN_* predictors.
2202 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2205 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2206 [IA64_BUILTIN_NANSQ]: Ditto.
2207 (ia64_fold_builtin): New function.
2208 (TARGET_FOLD_BUILTIN): New define.
2209 (ia64_init_builtins) Declare const_string_type node.
2210 Add __builtin_nanq and __builtin_nansq builtin functions.
2211 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2213 2016-06-16 Nick Clifton <nickc@redhat.com>
2215 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2216 MSP430_HWMULT_ prefix to enum values.
2217 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2218 * config/msp430/msp430.c: Update use of enum values.
2219 * config/msp430/msp430.md: Likewise.
2220 * config/msp430/msp430.opt: Likewise.
2222 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2224 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2225 of comparsions in the last iteration.
2227 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2228 Joern Rennecke <joern.rennecke@embecosm.com>
2230 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2232 (arc_needs_pcl_p): Add GOTOFFPC.
2233 (arc_legitimate_pic_addr_p): Likewise.
2234 (arc_output_pic_addr_const): Likewise.
2235 (arc_legitimize_pic_address): Generate a pc-relative address using
2237 (arc_output_libcall): Use @pcl syntax.
2238 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2239 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2240 (*movsi_insn): Use @pcl syntax.
2241 (doloop_begin_i): Likewise.
2243 2016-06-16 Martin Liska <mliska@suse.cz>
2245 * predict.def: Define a new predictor.
2247 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2249 * config/arc/arc.opt (mtp-regno): Update text.
2251 2016-06-16 Renlin Li <renlin.li@arm.com>
2253 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2255 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2258 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2259 (setcc + and peephole2): Likewise.
2261 PR rtl-optimization/71532
2262 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2265 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2267 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2268 DImode constants with XXSPLTIB in vector registers.
2269 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2270 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2271 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2272 extraction of the element at the top of the register as a scalar
2274 (vsx_extract_<mode>_internal1): Likewise.
2275 (vsx_extract_<mode>_internal2): Likewise.
2276 * config/rs6000/constraints.md (wi constraint): Remove a comment
2277 about DImode not being allowed in Altivec registers.
2278 (wB constraint): New constraint for constants that can be
2279 generated in Altivec registers with VSPLTISW/VUPKHSW.
2280 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2282 (xxspltib_constant_nosplit): Likewise.
2283 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2284 support for -mupper-regs-di to enable DImode to go into Altivec
2286 (POWERPC_MASKS): Likewise.
2287 (power7 cpu): Likewise.
2288 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2289 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2290 for DImode being allowed in Altivec registers. Update wi/wj
2291 constraints. Set scalar_in_vmx_p flag.
2292 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2293 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2294 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2295 (rs6000_opt_masks): Add -mupper-regs-di.
2296 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2297 direct move to use wi and not wj.
2299 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2301 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2302 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2303 any VSX register, instead of just Altivec registers, to allow
2304 either operand to be an Altivec register or both.
2305 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2306 (movdi_internal32): Add support for -mupper-regs-di. Add support
2307 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2308 the alternatives and attributes to be lined up to be easier to
2310 (movdi_internal64): Likewise.
2311 (64-bit DImode splitters): Change predicates to only split loading
2312 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2313 load constants in ISA 3.0 or ISA 2.07 respectively.
2314 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2315 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2316 mention -mcpu=power9 sets these options.
2317 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2320 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2323 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2324 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2325 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2326 by default to warn misspelled interrupt/ signal handler.
2327 * doc/invoke.texi (AVR Options): Document it. Update description
2328 for -nodevicelib option.
2330 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2332 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2333 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2334 (aarch64_<sur>shll2_n<mode>): Likewise.
2336 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2339 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2340 DECL_CONTEXT for copied arguments.
2342 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2344 PR tree-optimization/71483
2345 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2348 2016-06-15 Martin Liska <mliska@suse.cz>
2350 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2351 instead of predict_edge w/o a probability.
2353 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2355 PR tree-optimization/71439
2356 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2359 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2361 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2362 register subregs in SET_SRC.
2364 2016-06-15 Richard Biener <rguenther@suse.de>
2366 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2369 2016-06-15 Richard Biener <rguenther@suse.de>
2371 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2372 not consider dependences between accesses that belong to the
2374 (vect_analyze_data_ref_dependences): Do not analyze read-read
2375 or self-dependences.
2377 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2379 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2381 (find_closest_identifier): Reimplement in terms of
2382 best_match<tree,tree>.
2383 * spellcheck-tree.h: New file.
2384 * spellcheck.c (struct edit_distance_traits<const char *>): New
2386 (find_closest_string): Reimplement in terms of
2387 best_match<const char *, const char *>.
2388 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2389 overload to spellcheck-tree.h.
2390 (find_closest_identifier): Likewise.
2391 (struct edit_distance_traits<T>): New template.
2392 (class best_match): New class.
2394 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2396 * selftest-run-tests.c (selftest::run_tests): Call
2397 selftest::spellcheck_tree_c_tests.
2398 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2399 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2400 (selftest::test_find_closest_identifier): New function.
2401 (selftest::spellcheck_tree_c_tests): New function.
2402 * spellcheck.c (selftest::test_find_closest_string): Verify that
2403 the order of the vec does not affect the results for this case.
2404 (selftest::test_data): New array.
2405 (selftest::test_metric_conditions): New function.
2406 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2407 Call selftest::test_metric_conditions.
2409 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2411 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2412 (BU_P9_MISC_1): Likewise.
2413 (BU_P9_64BIT_MISC_0): Likewise.
2414 (BU_P9_MISC_0): Likewise.
2416 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2418 * gcc-rich-location.c
2419 (gcc_rich_location::add_fixit_misspelled_id): New method.
2420 * gcc-rich-location.h
2421 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2423 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2425 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2426 FreeBSD 11 and above.
2428 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2430 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2432 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2434 * expmed.h: Close parenthesis in "at your option" in copyright
2436 * lower-subreg.h: Likewise.
2438 2016-06-14 Richard Biener <rguenther@suse.de>
2441 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2444 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2446 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2448 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2450 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2452 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2453 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2455 2016-06-14 Richard Biener <rguenther@suse.de>
2457 PR tree-optimization/71522
2458 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2459 copying into float copying.
2461 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2463 PR tree-optimization/71520
2464 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2465 (replace_block_by): Move user labels from bb1 to bb2.
2467 2016-06-14 Richard Biener <rguenther@suse.de>
2471 * expr.h (get_bit_range): Declare.
2472 * expr.c (get_bit_range): Export.
2473 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2474 word_mode again to constrain the bitfield access.
2476 2016-06-14 Richard Biener <rguenther@suse.de>
2478 PR tree-optimization/71521
2479 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2480 division int_const_binop against zero divisor.
2482 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2484 * config/i386/i386.md (signbittf2): New expander.
2485 * config/i386/sse.md (ptesttf2): New insn pattern.
2487 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2490 * input.c (selftest::test_reading_source_line): Avoid reading from
2491 __FILE__ by creating a tempfile with known content and reading
2494 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2496 * pretty-print.c (assert_pp_format_colored): Skip the test if
2498 (test_pp_format): Remove comment about GCC_COLORS.
2500 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2502 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2503 * pretty-print.c (assert_pp_format_va): Add location param and use
2504 it with ASSERT_STREQ_AT.
2505 (assert_pp_format): Add location param and pass it to
2506 assert_pp_format_va.
2507 (assert_pp_format_colored): Likewise.
2508 (ASSERT_PP_FORMAT_1): New.
2509 (ASSERT_PP_FORMAT_2): New.
2510 (ASSERT_PP_FORMAT_3): New.
2511 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2512 explicitly, or implicitly via the above macros.
2513 * selftest.c (selftest::pass): Use a selftest::location rather
2515 (selftest::fail): Likewise. Print the function name.
2516 (selftest::fail_formatted): Likewise.
2517 (selftest::assert_streq): Use a selftest::location rather than
2519 * selftest.h (selftest::location): New struct.
2520 (SELFTEST_LOCATION): New macro.
2521 (selftest::pass): Accept a const location & rather than file
2523 (selftest::fail): Likewise.
2524 (selftest::fail_formatted): Likewise.
2525 (selftest::assert_streq): Likewise.
2526 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2527 (ASSERT_FALSE): Likewise.
2528 (ASSERT_EQ): Likewise.
2529 (ASSERT_NE): Likewise.
2530 (ASSERT_STREQ): Likewise.
2531 (ASSERT_PRED1): Likewise.
2532 (ASSERT_STREQ_AT): New macro.
2534 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2536 * selftest.c (selftest::fail_formatted): New function.
2537 (selftest::assert_streq): New function.
2538 * selftest.h (selftests::fail_formatted): New decl.
2539 (selftest::assert_streq): New decl.
2540 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2542 2016-06-13 Jeff Law <law@redhat.com>
2544 PR tree-optimization/71403
2545 * tree-ssa-threadbackward.c
2546 (convert_and_register_jump_thread_path): No longer accept reference
2547 to path. Do not pop items off the path anymore.
2548 (fsm_find_control_statement_thread_paths): Do not allow threading
2549 to a deeper loop nest. Pop the last item off the path here rather
2550 than in convert_and_register_jump_thread_path.
2552 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2553 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2555 [AArch64] Emit division using the Newton series
2557 * config/aarch64/aarch64-protos.h
2558 (cpu_approx_modes): Add new member "division".
2559 (aarch64_emit_approx_div): Declare new function.
2560 * config/aarch64/aarch64.c
2561 (generic_approx_modes): New member "division".
2562 (exynosm1_approx_modes): Likewise.
2563 (xgene1_approx_modes): Likewise.
2564 (aarch64_emit_approx_div): Define new function.
2565 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2566 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2567 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2568 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2570 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2571 Wilco Dijkstra <wilco.dijkstra@arm.com>
2573 [AArch64] Emit square root using the Newton series
2575 * config/aarch64/aarch64-protos.h
2576 (aarch64_emit_approx_rsqrt): Replace with new function
2577 "aarch64_emit_approx_sqrt".
2578 (cpu_approx_modes): New member "sqrt".
2579 * config/aarch64/aarch64.c
2580 (generic_approx_modes): New member "sqrt".
2581 (exynosm1_approx_modes): Likewise.
2582 (xgene1_approx_modes): Likewise.
2583 (aarch64_emit_approx_rsqrt): Replace with new function
2584 "aarch64_emit_approx_sqrt".
2585 (aarch64_override_options_after_change_1): Handle new option.
2586 * config/aarch64/aarch64-simd.md
2587 (rsqrt<mode>2): Use new function instead.
2588 (sqrt<mode>2): New expansion and insn definitions.
2589 * config/aarch64/aarch64.md: Likewise.
2590 * config/aarch64/aarch64.opt
2591 (mlow-precision-sqrt): Add new option description.
2592 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2594 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2596 [AArch64] Add more choices for the reciprocal square root approximation
2598 Allow a target to prefer such operation depending on the operation mode.
2600 * config/aarch64/aarch64-protos.h
2601 (AARCH64_APPROX_MODE): New macro.
2602 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2603 (cpu_approx_modes): New structure.
2604 (tune_params): New member "approx_modes".
2605 * config/aarch64/aarch64-tuning-flags.def
2606 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2607 * config/aarch64/aarch64.c
2608 (generic_approx_modes): New core "cpu_approx_modes" structure.
2609 (exynosm1_approx_modes): Likewise.
2610 (xgene1_approx_modes): Likewise.
2611 (generic_tunings): New member "approx_modes".
2612 (cortexa35_tunings): Likewise.
2613 (cortexa53_tunings): Likewise.
2614 (cortexa57_tunings): Likewise.
2615 (cortexa72_tunings): Likewise.
2616 (exynosm1_tunings): Likewise.
2617 (thunderx_tunings): Likewise.
2618 (xgene1_tunings): Likewise.
2619 (use_rsqrt_p): New argument for the mode and use new member from
2621 (aarch64_builtin_reciprocal): Devise mode from builtin.
2622 (aarch64_optab_supported_p): New argument for the mode.
2623 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2625 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2627 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2628 RS6000_BTM_MODULO flag into the set of flags that are considered
2629 to be part of the common configuration.
2631 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2633 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2634 difference unsigned.
2635 (vec_absdb): New macro for vector absolute difference unsigned
2637 (vec_absdh): New macro for vector absolute difference unsigned
2639 (vec_absdw): New macro for vector absolute difference unsigned word.
2640 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2641 (vadu<mode>3): New insn.
2642 (*p9_vadu<mode>3): New insn.
2643 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2645 (vaduh): New built-in definition.
2646 (vaduw): New built-in definition.
2647 (vadu): New overloaded built-in definition.
2648 (vadub): New overloaded built-in definition.
2649 (vaduh): New overloaded built-in definition.
2650 (vaduw): New overloaded built-in definition.
2651 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2652 overloaded vector absolute difference unsigned functions.
2653 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2654 the ISA 3.0 vector absolute difference unsigned built-in functions.
2656 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2658 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2659 update shared_lookup_references only once after changing operands.
2661 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2664 * tree-nested.c (convert_nonlocal_omp_clauses)
2665 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2667 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2668 * tree.def (CASE_LABEL_EXPR): Likewise.
2670 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2673 * input.c (test_builtins): Fix an assertion.
2675 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2680 (isinf<mode>2): Ditto.
2682 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2684 * ggc-tests.c (test_finalization): Only test need_finalization_p
2685 for GCC_VERSION >= 4003.
2687 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2689 * config/s390/vecintrin.h: Fix file description in comment.
2691 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2693 * config/s390/s390-builtin-types.def: Change builtin type naming
2694 scheme to match builtin-types.def.
2696 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2698 * fold-const.c (optimize_minmax_comparison): Remove.
2699 (fold_comparison): Remove call to the above.
2700 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2701 New transformations.
2703 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2705 PR tree-optimization/71416
2706 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2709 2016-06-13 Martin Liska <mliska@suse.cz>
2711 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2712 (combine_predictions_for_insn): Likewise.
2713 (prune_predictions_for_bb): Likewise.
2714 (combine_predictions_for_bb): Likewise.
2716 2016-06-13 Richard Biener <rguenther@suse.de>
2718 PR tree-optimization/71505
2719 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2720 assert match comment.
2722 2016-06-13 Marek Polacek <polacek@redhat.com>
2725 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2726 gimplify_switch_expr.
2727 (warn_switch_unreachable_r): New function.
2729 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2732 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2735 2016-06-13 Richard Biener <rguenther@suse.de>
2738 * fold-const.c (fold_unary_loc): Preserve alignment when
2739 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2741 2016-06-13 Martin Liska <mliska@suse.cz>
2744 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2745 w/ -fsanitize=bounds.
2747 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2749 * config/i386/i386.c (ix86_init_builtins): Calculate
2750 FLOAT128_FTYPE_CONST_STRING function type only once.
2751 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2752 built-in functions are available for x86-32 and x86-64 targets.
2754 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2757 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2759 (FLOAT128_FTYPE_CONST_STRING): New function type.
2760 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2761 [IX86_BUILTIN_NANSQ]: Ditto.
2762 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2763 (ix86_init_builtin_types): Declare const_string_type_node.
2764 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2766 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2767 * doc/extend.texi (x86 Built-in Functions): Document
2768 __builtin_nanq and __builtin_nansq.
2770 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2773 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2774 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2775 length for pop patterns.
2776 (arm_attr_length_push_multi): Update comments.
2777 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2779 (*pop_multiple_with_writeback_and_return): Likewise.
2780 (*pop_multiple_with_return): Likewise.
2782 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2785 * fold-const.c (optimize_bit_field_compare): Don't try to use
2786 word_mode unconditionally for reading the bit field, look at
2787 DECL_BIT_FIELD_REPRESENTATIVE instead.
2789 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2792 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2793 vector integer type.
2795 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2798 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2799 without LABEL_DECL, set *handled_ops_p to false instead of true.
2801 2016-06-10 Martin Sebor <msebor@redhat.com>
2804 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2805 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2806 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2808 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2809 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2810 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2811 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2812 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2813 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2814 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2815 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2817 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2819 * config/arm/arm.h (pool_vector_label,
2820 return_used_this_function): Remove.
2822 2016-06-10 Jeff Law <law@redhat.com>
2824 PR tree-optimization/71335
2825 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2826 zero length paths here.
2827 (convert_and_register_jump_thread_path): Remove hacks related to
2828 duplicated blocks in the jump thread path.
2829 (fsm_find_control_statement_thread_paths): Avoid putting the same
2830 block on the thread path twice, but ensure the thread path is
2831 unchanged from the caller's point of view.
2833 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2835 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2836 * predict.def (PRED_LOOP_BRANCH): Remove.
2838 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2840 * Makefile.in (OBJS): Add ggc-tests.o.
2841 (GTFILES): Add ggc-tests.c.
2842 * ggc-tests.c: New file.
2843 * selftest-run-tests.c (selftest::run_tests): Call
2844 selftest::ggc_tests_c_tests.
2845 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2847 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2849 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2851 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2854 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2855 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2857 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2859 * profile.c: Include cfgloop.h.
2860 (branch_prob): Compute estimated number of iterations.
2861 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2862 recompute estimate number of iterations from profile.
2864 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2867 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2868 must be grouped on top of stack. Don't force early clobber
2869 on ordinary reg outputs.
2871 2016-06-10 Richard Biener <rguenther@suse.de>
2873 * targhooks.c (default_builtin_vectorization_cost): Adjust
2876 2016-06-10 Richard Biener <rguenther@suse.de>
2878 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2879 to fold the RHS to a constant if possible.
2881 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2884 * tree-nested.c (convert_nonlocal_omp_clauses)
2885 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2886 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2887 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2889 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2891 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2893 * omp-low.c (scan_sharing_clauses): Don't expect
2896 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2898 PR tree-optimization/71407
2899 PR tree-optimization/71416
2900 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2903 2016-06-10 Richard Biener <rguenther@suse.de>
2906 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2908 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2910 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2912 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2913 Jiong Wang <jiong.wang@arm.com>
2915 PR rtl-optimization/70751
2916 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2917 spilled into memory.
2919 2016-06-09 Jonathan Yong <10walls@gmail.com>
2922 2015-09-21 Jonathan Yong <10walls@gmail.com>
2924 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2925 sysroot/usr/lib/32api for additional win32 libraries,
2926 fixes failing Cygwin bootstrapping.
2928 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2930 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2933 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2936 * pretty-print.c (pp_indent): Specify that %p is printed in a
2937 host-dependent manner.
2938 (test_pp_format): Remove the test for %p.
2940 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2942 * config/mips/mips.c (mips_output_jump): Fix formatting.
2944 2016-06-09 Richard Biener <rguenther@suse.de>
2946 PR tree-optimization/71462
2947 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2950 2016-06-09 Martin Liska <mliska@suse.cz>
2952 * predict.c (dump_prediction): Add new argument.
2953 (enum predictor_reason): New enum.
2954 (struct predictor_hash): New struct.
2955 (predictor_hash::hash): New function.
2956 (predictor_hash::equal): Likewise.
2957 (not_removed_prediction_p): New function.
2958 (prune_predictions_for_bb): Likewise.
2959 (combine_predictions_for_bb): Prune predictions.
2961 2016-06-09 Martin Liska <mliska@suse.cz>
2963 * predict.c (filter_predictions): New function.
2964 (remove_predictions_associated_with_edge): Use the filter
2966 (equal_edge_p): New function.
2968 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2970 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2971 Correct usage of @samp vs @option, add @samp where appropriate.
2972 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2973 Add armv6s-m and document it, as it is no official ARM name.
2975 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2977 * ifcvt.c (struct noce_if_info): Add transform_name field.
2978 (noce_try_move): Set if_info->transform_name to the function name.
2979 (noce_try_ifelse_collapse): Likewise.
2980 (noce_try_store_flag): Likewise.
2981 (noce_try_inverse_constants): Likewise.
2982 (noce_try_store_flag_constants): Likewise.
2983 (noce_try_addcc): Likewise.
2984 (noce_try_store_flag_mask): Likewise.
2985 (noce_try_cmove): Likewise.
2986 (noce_try_cmove_arith): Likewise.
2987 (noce_try_minmax): Likewise.
2988 (noce_try_abs): Likewise.
2989 (noce_try_sign_mask): Likewise.
2990 (noce_try_bitop): Likewise.
2991 (noce_convert_multiple_sets): Likewise.
2992 (noce_process_if_block): Print if_info->transform_name to
2993 dump_file if transformation succeeded.
2995 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2997 * config/arm/cortex-a57.md (cortex_a57_alu):
3000 2016-06-08 Martin Sebor <msebor@redhat.com>
3001 Jakub Jelinek <jakub@redhat.com>
3005 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3006 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3007 * builtins.c: Include gimple-fold.h.
3008 (fold_builtin_arith_overflow): Handle
3009 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3010 (fold_builtin_3): Likewise.
3011 * doc/extend.texi (Integer Overflow Builtins): Document
3012 __builtin_{add,sub,mul}_overflow_p.
3014 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3016 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3017 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3019 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3021 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3022 Rewrite, looking one level down for records and arrays.
3024 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3026 * pretty-print.c: Include "selftest.h".
3027 (pp_format): Fix comment.
3028 (identifier_to_locale): Likewise.
3029 (selftest::test_basic_printing): New function.
3030 (selftest::assert_pp_format): New function.
3031 (selftest::test_pp_format): New function.
3032 (selftest::pretty_print_c_tests): New function.
3033 * selftest-run-tests.c (selftest::run_tests): Call
3034 selftest::pretty_print_c_tests.
3035 * selftest.h (pretty_print_c_tests): New declaration.
3037 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3039 * invoke.texi (max-loop-headers-insns): Document.
3040 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3041 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3042 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3044 2016-06-08 Richard Biener <rguenther@suse.de>
3046 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3047 on strided SLP loads and fall back to scalar loads in case
3048 we can't chunk them.
3050 2016-06-08 Richard Biener <rguenther@suse.de>
3052 PR tree-optimization/71452
3053 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3054 type used for the SSA rewrite has enough precision to cover
3055 the dynamic type of the location.
3057 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3058 Richard Biener <rguenther@suse.de>
3061 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3062 the same as DECL_P (base0) for indirect_base0. Use equality_code
3063 in one further place.
3065 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3067 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3068 to one word if the field is known to overlap other words.
3069 (extract_bit_field_1): Likewise.
3070 (store_split_bit_field): Remove compensating code.
3071 (extract_split_bit_field): Likewise.
3073 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3077 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3079 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3081 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3083 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3084 (arch64_addpv4sf): Delete.
3085 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3086 "gen_aarch64_addpv4sf".
3087 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3089 (vpadds_f32): Likewise.
3090 (vpaddq_f32): Likewise.
3091 (vpaddq_f64): Likewise.
3093 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3095 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3097 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3098 to VALLF. Rename to "fabd<mode>3".
3099 "*fabd_scalar<mode>3): Delete.
3100 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3102 (vabdd_f64): Likewise.
3103 (vabd_f32): Likewise.
3104 (vabd_f64): Likewise.
3105 (vabdq_f32): Likewise.
3106 (vabdq_f64): Likewise.
3108 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3110 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3112 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3113 "aarch64_rsqrts<mode>".
3114 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3115 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3117 (vrsqrtsd_f64): Likewise.
3118 (vrsqrts_f32): Likewise.
3119 (vrsqrts_f64): Likewise.
3120 (vrsqrtsq_f32): Likewise.
3121 (vrsqrtsq_f64): Likewise.
3123 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3125 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3127 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3128 "aarch64_rsqrte<mode>".
3129 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3130 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3132 (vrsqrted_f64): Likewise.
3133 (vrsqrte_f32): Likewise.
3134 (vrsqrte_f64): Likewise.
3135 (vrsqrteq_f32): Likewise.
3136 (vrsqrteq_f64): Likewise.
3138 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3140 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3144 * config/aarch64/aarch64-simd.md
3145 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3146 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3147 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3149 (vcvt_n_f32_u32): Likewise.
3150 (vcvt_n_s32_f32): Likewise.
3151 (vcvt_n_u32_f32): Likewise.
3152 (vcvtq_n_f32_s32): Likewise.
3153 (vcvtq_n_f32_u32): Likewise.
3154 (vcvtq_n_f64_s64): Likewise.
3155 (vcvtq_n_f64_u64): Likewise.
3156 (vcvtq_n_s32_f32): Likewise.
3157 (vcvtq_n_s64_f64): Likewise.
3158 (vcvtq_n_u32_f32): Likewise.
3159 (vcvtq_n_u64_f64): Likewise.
3160 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3161 (VSDQ_SDI): Likewise.
3162 (fcvt_target): Support V4DI, V4SI and V2SI.
3163 (FCVT_TARGET): Likewise.
3165 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3167 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3168 (TYPES_BINOP_SUS): Likewise.
3169 (aarch64_simd_builtin_data): Update include file name.
3170 (aarch64_builtins): Likewise.
3171 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3172 for conversion between scalar float-point and fixed-point.
3176 * config/aarch64/aarch64.md
3177 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3178 pattern for conversion between scalar float to fixed-pointer.
3179 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3180 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3181 (UNSPEC_FCVTZU): Likewise.
3182 (UNSPEC_SCVTF): Likewise.
3183 (UNSPEC_UCVTF): Likewise.
3184 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3186 (vcvtd_n_f64_u64): Likewise.
3187 (vcvtd_n_s64_f64): Likewise.
3188 (vcvtd_n_u64_f64): Likewise.
3189 (vcvtd_n_f32_s32): Likewise.
3190 (vcvts_n_f32_u32): Likewise.
3191 (vcvtd_n_s32_f32): Likewise.
3192 (vcvts_n_u32_f32): Likewise.
3193 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3195 (FCVT_TARGET): Likewise.
3196 (FCVT_FIXED2F): New iterator.
3197 (FCVT_F2FIXED): Likewise.
3198 (fcvt_fixed_insn): New define_int_attr.
3200 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3202 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3203 some statements was removed.
3205 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3207 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3208 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3209 (vect_can_advance_ivs_p): likewise.
3210 (vect_update_ivs_after_vectorizer): likewise.
3211 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3212 (vect_analyze_scalar_cycles_1): likewise.
3213 (vect_analyze_loop_operations): likewise.
3214 (report_vect_op): likewise.
3215 (vect_is_slp_reduction): likewise.
3216 (vect_is_simple_reduction): likewise.
3217 (get_initial_def_for_induction): likewise.
3218 (vect_transform_loop): likewise.
3219 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3220 (vect_recog_sad_pattern): likewise.
3221 (vect_recog_widen_sum_pattern): likewise.
3222 (vect_recog_widening_pattern): likewise.
3223 (vect_recog_divmod_pattern): likewise.
3224 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3225 (vect_analyze_slp_instance): likewise.
3226 (vect_transform_slp_perm_load): likewise.
3227 (vect_schedule_slp_instance): likewise.
3229 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3231 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3232 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3233 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3234 (PRED_LOOP_BRANCH): Document predictor as broken.
3235 (PRED_LOOP_EXIT): Change hitrate 91->92.
3236 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3237 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3238 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3239 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3240 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3241 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3242 (PRED_CALL): Chane hitrate 71->67.
3243 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3244 (PRED_GOTO): Document as unused right now.
3245 (PRED_CONST_RETURN): Change hitrate 67->69
3246 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3247 (PRED_NULL_RETURN): Change hitrate 91->90.
3248 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3249 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3250 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3252 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3254 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3255 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3256 special case Altivec builtin.
3257 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3258 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3259 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3260 code for ALTIVEC_BUILTIN_VEC_MUL.
3261 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3262 for __builtin_vec_mul.
3264 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3266 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3269 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3271 * spellcheck.c (selftest::test_find_closest_string): New function.
3272 (spellcheck_c_tests): Call the above.
3274 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3276 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3278 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3280 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3281 Yv=Yv,C alternatives.
3283 2016-06-07 Richard Biener <rguenther@suse.de>
3286 * common.opt (ffast-math): Make Optimization.
3288 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3289 Prachi Godbole <prachi.godbole@imgtec.com>
3291 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3292 `fabs' and `fneg' type attributes.
3293 (p5600_fpu_fabs): Add `fmove' to the comment.
3295 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3297 * gimple.c: Include builtins.h
3298 (gimple_inexpensive_call_p): New function.
3299 * gimple.h (gimple_inexpensive_call_p): Declare.
3300 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3301 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3304 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3306 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3307 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3308 warning_at_rich_loc, warning_n, pedwarn, permerror,
3309 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3310 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3313 2016-06-07 Richard Biener <rguenther@suse.de>
3315 PR tree-optimization/71428
3316 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3317 BIT_FIELD_REF op vs. load.
3319 2016-06-07 Richard Biener <rguenther@suse.de>
3322 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3325 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3327 * config/pa/pa.md (call): Generate indirect long calls to non-local
3328 functions on TARGET_64BIT.
3329 (call_value): Likewise.
3331 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3333 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3334 pattern and subsequent splitters.
3335 (call_val_reg_64bit_post_reload): Likewise.
3337 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3340 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3341 propagate_op_to_single_use.
3343 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3346 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3348 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3350 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3351 (enum x86_dirflag_state): New enum.
3352 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3353 (machine_function): Remove needs_cld.
3354 (ix86_current_function_needs_cld): Remove.
3355 * config/i386/i386.c (ix86_set_func_type): Set
3356 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3357 (ix86_expand_prologue): Do not emit CLD here.
3358 (ix86_dirflag_mode_needed): New function.
3359 (ix86_dirflag_mode_entry): Ditto.
3360 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3361 (ix86_mode_after): Ditto.
3362 (ix86_mode_entry): Ditto.
3363 (ix86_mode_exit): Ditto.
3364 (ix86_emit_mode_set): Ditto.
3365 * config/i386/i386.md (strmov_singleop): Set
3366 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3367 Do not set ix86_current_function_needs_cld.
3369 (strset_singleop): Ditto.
3371 (cmpstrnqi_nz_1): Ditto.
3372 (cmpstrnqi_1): Ditto.
3373 (strlenqi_1): Ditto.
3375 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3377 PR tree-optimization/71259
3378 * tree-vect-slp.c (vect_get_constant_vectors): For
3379 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3380 one for constant op, and use COND_EXPR for non-constant.
3382 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3384 * Makefile.in (OBJS): Add function-tests.o,
3385 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3386 selftest-run-tests.o.
3387 (OBJS-libcommon): Add selftest.o.
3388 (OBJS-libcommon-target): Add selftest.o.
3389 (all.internal): Add "selftest".
3390 (all.cross): Likewise.
3391 (selftest): New phony target.
3392 (s-selftest): New target.
3393 (selftest-gdb): New phony target.
3394 (COLLECT2_OBJS): Add selftest.o.
3395 * bitmap.c: Include "selftest.h".
3396 (selftest::test_gc_alloc): New function.
3397 (selftest::test_set_range): New function.
3398 (selftest::test_clear_bit_in_middle): New function.
3399 (selftest::test_copying): New function.
3400 (selftest::test_bitmap_single_bit_set_p): New function.
3401 (selftest::bitmap_c_tests): New function.
3402 * common.opt (fself-test): New.
3403 * diagnostic-show-locus.c: Include "selftest.h".
3404 (make_range): New function.
3405 (test_range_contains_point_for_single_point): New function.
3406 (test_range_contains_point_for_single_line): New function.
3407 (test_range_contains_point_for_multiple_lines): New function.
3408 (assert_eq): New function.
3409 (test_get_line_width_without_trailing_whitespace): New function.
3410 (selftest::diagnostic_show_locus_c_tests): New function.
3411 * et-forest.c: Include "selftest.h".
3412 (selftest::test_single_node): New function.
3413 (selftest::test_simple_tree): New function.
3414 (selftest::test_disconnected_nodes): New function.
3415 (selftest::et_forest_c_tests): New function.
3416 * fold-const.c: Include "selftest.h".
3417 (selftest::assert_binop_folds_to_const): New function.
3418 (selftest::assert_binop_folds_to_nonlvalue): New function.
3419 (selftest::test_arithmetic_folding): New function.
3420 (selftest::fold_const_c_tests): New function.
3421 * function-tests.c: New file.
3422 * gimple.c: Include "selftest.h".
3423 Include "gimple-pretty-print.h".
3424 (selftest::verify_gimple_pp): New function.
3425 (selftest::test_assign_single): New function.
3426 (selftest::test_assign_binop): New function.
3427 (selftest::test_nop_stmt): New function.
3428 (selftest::test_return_stmt): New function.
3429 (selftest::test_return_without_value): New function.
3430 (selftest::gimple_c_tests): New function.
3431 * hash-map-tests.c: New file.
3432 * hash-set-tests.c: New file.
3433 * input.c: Include "selftest.h".
3434 (selftest::assert_loceq): New function.
3435 (selftest::test_accessing_ordinary_linemaps): New function.
3436 (selftest::test_unknown_location): New function.
3437 (selftest::test_builtins): New function.
3438 (selftest::test_reading_source_line): New function.
3439 (selftest::input_c_tests): New function.
3440 * rtl-tests.c: New file.
3441 * selftest-run-tests.c: New file.
3442 * selftest.c: New file.
3443 * selftest.h: New file.
3444 * spellcheck.c: Include "selftest.h".
3445 (selftest::levenshtein_distance_unit_test_oneway): New function,
3446 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3447 (selftest::levenshtein_distance_unit_test): Likewise.
3448 (selftest::spellcheck_c_tests): Likewise.
3449 * toplev.c: Include selftest.h.
3450 (toplev::run_self_tests): New.
3451 (toplev::main): Handle -fself-test.
3452 * toplev.h (toplev::run_self_tests): New.
3453 * tree.c: Include "selftest.h".
3454 (selftest::test_integer_constants): New function.
3455 (selftest::test_identifiers): New function.
3456 (selftest::test_labels): New function.
3457 (selftest::tree_c_tests): New function.
3458 * tree-cfg.c: Include "selftest.h".
3459 (selftest::push_fndecl): New function.
3460 (selftest::test_linear_chain): New function.
3461 (selftest::test_diamond): New function.
3462 (selftest::test_fully_connected): New function.
3463 (selftest::tree_cfg_c_tests): New function.
3464 * vec.c: Include "selftest.h".
3465 (selftest::safe_push_range): New function.
3466 (selftest::test_quick_push): New function.
3467 (selftest::test_safe_push): New function.
3468 (selftest::test_truncate): New function.
3469 (selftest::test_safe_grow_cleared): New function.
3470 (selftest::test_pop): New function.
3471 (selftest::test_safe_insert): New function.
3472 (selftest::test_ordered_remove): New function.
3473 (selftest::test_unordered_remove): New function.
3474 (selftest::test_block_remove): New function.
3475 (selftest::reverse_cmp): New function.
3476 (selftest::test_qsort): New function.
3477 (selftest::vec_c_tests): New function.c.
3478 * wide-int.cc: Include selftest.h and wide-int-print.h.
3479 (selftest::from_int <wide_int>): New function.
3480 (selftest::from_int <offset_int>): New function.
3481 (selftest::from_int <widest_int>): New function.
3482 (selftest::assert_deceq): New function.
3483 (selftest::assert_hexeq): New function.
3484 (selftest::test_printing <VALUE_TYPE>): New function template.
3485 (selftest::test_ops <VALUE_TYPE>): New function template.
3486 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3487 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3489 (selftest::wide_int_cc_tests): New function.
3491 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3494 * ifcvt.c (noce_try_ifelse_collapse): New function.
3496 (noce_process_if_block): Call noce_try_ifelse_collapse.
3497 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3498 (simplify_ternary_operation): Use the above to simplify
3499 conditional CLZ/CTZ expressions.
3501 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3504 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3505 define_insn_and_split.
3507 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3510 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3512 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3515 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3516 Implicitly clobber memory for basic asm with non-empty assembler
3517 string. Use targetm.md_asm_adjust also here.
3518 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3519 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3520 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3521 non-empty assembler string.
3522 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3523 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3524 (decode_asm_operands): Handle basic asm in PARALLEL block.
3525 (extract_insn): Handle basic asm in PARALLEL block.
3526 * doc/extend.texi: Mention new behavior of basic asm.
3527 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3528 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3529 branch_needs_nop_p): Use asm_noperands.
3531 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3533 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3534 Include the M7 SPARC DFA scheduler.
3535 New attribute v3pipe.
3536 Annotate insns with v3pipe where appropriate.
3537 Define cpu_feature vis4.
3538 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3539 Add (V8QI "8") to vbits.
3540 Add insns {add,sub}v8qi3
3541 Add insns ss{add,sub}v8qi3
3542 Add insns us{add,sub}{v8qi,v4hi}3
3543 Add insns {min,max}{v8qi,v4hi,v2si}3
3544 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3545 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3546 * config/sparc/niagara4.md: Add a comment explaining the
3547 discrepancy between the documented latenty numbers and the
3549 * config/sparc/niagara7.md: New file.
3550 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3551 supports SPARC5 and VIS 4.0 instructions.
3552 * configure: Regenerate.
3553 * config.in: Likewise.
3554 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3555 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3556 TARGET_CPU_niagara7.
3557 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3558 (CPP_CPU_SPEC): Handle niagara7.
3559 (ASM_CPU_SPEC): Likewise.
3560 * config/sparc/sparc-opts.h (processor_type): Add
3562 (mvis4): New option.
3563 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3564 (AS_NIAGARA7_FLAG): Define.
3565 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3566 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3567 (CPP_CPU_SPEC): Handle niagara7.
3568 (ASM_CPU_SPEC): Likewise.
3569 * config/sparc/sparc.c (niagara7_costs): Define.
3570 (sparc_option_override): Handle niagara7 and adjust cache-related
3571 parameters with better values for niagara cpus. Also support VIS4.
3572 (sparc32_initialize_trampoline): Likewise.
3573 (sparc_use_sched_lookahead): Likewise.
3574 (sparc_issue_rate): Likewise.
3575 (sparc_register_move_cost): Likewise.
3576 (dump_target_flag_bits): Support VIS4.
3577 (sparc_vis_init_builtins): Likewise.
3578 (sparc_builtins): Likewise.
3579 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3581 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3583 * config/sparc/sparc.opt (sparc_processor_type): New value
3585 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3587 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3589 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3592 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3594 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3596 2016-06-06 Richard Biener <rguenther@suse.de>
3598 PR tree-optimization/71398
3599 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3602 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3604 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3605 ft32_expand_prolog, ft32_expand_epilogue):
3606 Handle pretend_args.
3607 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3608 * config/ft32/ft32.md: Add pretend_returner.
3610 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3613 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3614 Copy op1 RTX to avoid invalid sharing.
3615 (ix86_expand_vector_move_misalign): Ditto.
3617 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3619 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3622 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3624 * predict.c (predicted_by_loop_heuristics_p): New function.
3625 (predict_iv_comparison): Use it.
3626 (predict_loops): Walk from innermost loops; do not predict edges
3627 leaving multiple loops multiple times; implement
3628 PRED_LOOP_ITERATIONS_MAX heuristics.
3629 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3631 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3633 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3634 only edges out of BB are EH edges.
3636 2016-06-04 Martin Sebor <msebor@redhat.com>
3637 Marcin Baczyński <marbacz@gmail.com>
3640 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3641 a void expression in a void function.
3643 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3645 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3646 aux; dump reasons of decisions.
3647 (should_duplicate_loop_header_p): Likewise.
3648 (do_while_loop_p): Likewise.
3649 (ch_base::copy_headers): Dump asi num insns duplicated.
3651 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3653 PR tree-optimization/71405
3654 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3655 incompatible type, build a new clobber with the right type instead
3656 of building a VIEW_CONVERT_EXPR around it.
3658 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3660 PR tree-optimization/52171
3661 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3662 by_pieces_ninsns instead of move_by_pieces_ninsns.
3664 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3666 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3667 for reg+reg addressing mode.
3669 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3671 * rs6000-c.c (c/c-tree.h): Add #include.
3672 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3673 in C++ when found in the base position of vec_ld or vec_st.
3675 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3677 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3678 use of profile unless profile status is PROFILE_READ.
3679 * profile.c (compute_branch_probabilities): Set profile status
3680 only after reporting predictor hitrates.
3682 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3686 * common.opt (ffp-int-builtin-inexact): New option.
3687 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3688 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3689 (ceil@var{m}2): Document dependence on this option.
3690 * ipa-inline-transform.c (inline_call): Handle
3691 flag_fp_int_builtin_inexact.
3692 * ipa-inline.c (can_inline_edge_p): Likewise.
3693 * config/i386/i386.md (rintxf2): Do not test
3694 flag_unsafe_math_optimizations.
3695 (rint<mode>2_frndint): New define_insn.
3696 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3697 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3698 for 387 instead of extending and truncating.
3699 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3700 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3701 Change to frndint<mode>2_<rounding>.
3702 (frndintxf2_<rounding>_i387): Likewise. Change to
3703 frndint<mode>2_<rounding>_i387.
3704 (<rounding_insn>xf2): Likewise.
3705 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3706 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3707 x87. Test TARGET_ROUND || !flag_trapping_math ||
3708 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3709 SSE. Use ROUND_NO_EXC in constant operand of
3710 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3711 for 387 instead of extending and truncating.
3713 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3714 Julia Koval <julia.koval@intel.com>
3726 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3727 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3728 all registers, except for function return registers if there are
3729 no caller-saved registers.
3730 (ix86_set_func_type): New function.
3731 (ix86_set_current_function): Call ix86_set_func_type to set
3732 no_caller_saved_registers and func_type. Call reinit_regs if
3733 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3734 nor x87 instructions in interrupt handler nor function with
3735 no_caller_saved_registers attribute.
3736 (ix86_function_ok_for_sibcall): Return false if there are no
3737 caller-saved registers.
3738 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3740 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3741 (ix86_function_arg): Return special arguments in interrupt handler.
3742 (ix86_promote_function_mode): Promote pointer to word_mode only
3743 for normal functions.
3744 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3746 (ix86_epilogue_uses): New function.
3747 (ix86_hard_regno_scratch_ok): Likewise.
3748 (ix86_save_reg): Preserve all registers in interrupt handler
3749 after reload. Preserve all registers, except for function return
3750 registers, if there are no caller-saved registers after reload.
3751 (find_drap_reg): Always use callee-saved register if there are
3752 no caller-saved registers.
3753 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3754 for interrupt handler.
3755 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3756 Emit cld instruction if stringops are used in interrupt handler
3757 or interrupt handler isn't a leaf function.
3758 (ix86_expand_epilogue): Generate interrupt return for interrupt
3759 handler and pop the 'ERROR_CODE' off the stack before interrupt
3760 return in exception handler.
3761 (ix86_expand_call): Disallow calling interrupt handler directly.
3762 If there are no caller-saved registers, mark all registers that
3763 are clobbered by the call which returns as clobbered.
3764 (ix86_handle_no_caller_saved_registers_attribute): New function.
3765 (ix86_handle_interrupt_attribute): Likewise.
3766 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3768 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3769 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3770 accumulation in interrupt function if stack may be realigned to
3772 (EPILOGUE_USES): New.
3773 (function_type): New enum.
3774 (machine_function): Add func_type and no_caller_saved_registers.
3775 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3776 (interrupt_return): New pattern.
3777 * doc/extend.texi: Document x86 interrupt and
3778 no_caller_saved_registers attributes.
3780 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3782 PR tree-optimization/52171
3783 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3784 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3785 Look for constant strings. Move some code to emit_block_cmp_hints
3787 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3788 * defaults.h (COMPARE_MAX_PIECES): New macro.
3789 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3790 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3791 (clear_by_pieces_1): Don't declare. Move definition before use.
3792 (can_do_by_pieces): New static function.
3793 (can_move_by_pieces): Use it. Return bool.
3794 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3795 OP. All callers changed. Handle COMPARE_BY_PIECES.
3796 (class pieces_addr); New.
3797 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3798 pieces_addr::adjust, pieces_addr::increment_address,
3799 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3801 (class op_by_pieces_d): New.
3802 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3804 (class move_by_pieces_d, class compare_by_pieces_d,
3805 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3806 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3807 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3808 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3809 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3810 compare_by_pieces_d::finish_mode): New member functions.
3811 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3813 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3814 (emit_block_cmp_hints): New function.
3815 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3816 use the newly defined classes.
3817 * expr.h (by_pieces_constfn): New typedef.
3818 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3819 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3820 (move_by_pieces_ninsns): Don't declare.
3821 (can_move_by_pieces): Change return value to bool.
3822 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3823 (compare_by_pieces_branch_ratio): New hook.
3824 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3825 (by_pieces_ninsns): Declare.
3826 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3828 (default_compare_by_pieces_branch_ratio): New function.
3829 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3830 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3831 * doc/tm.texi: Regenerate.
3832 * tree-ssa-strlen.c: Include "builtins.h".
3833 (handle_builtin_memcmp): New static function.
3834 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3835 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3837 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3839 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3840 relevant stmts which are simple and invariant.
3841 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3842 instead of simple and invariant
3844 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3846 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3847 (vectorizable_reduction): Check for new relevant state.
3848 (vectorizable_live_operation): vectorize live stmts using
3849 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3850 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3851 (vect_stmt_relevant_p): Check for stmts which are only used live.
3852 (process_use): Use of a stmt does not inherit it's live value.
3853 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3854 (vect_analyze_stmt): Check for new relevant state.
3855 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3856 outside the loop, but not inside it.
3858 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3860 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3861 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3862 (vect_get_vec_def_for_operand): Split out code.
3864 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3866 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3868 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3870 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3872 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3874 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3876 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3879 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3880 to noreturn e->callee->decl that has void return type and void
3881 arguments, adjust gimple_call_fntype and remove lhs even if it had
3882 previously addressable type.
3884 2016-06-02 Jeff Law <law@redhat.com>
3886 PR tree-optimization/71328
3887 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3888 error when checking for a jump back onto the copied path.
3890 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3892 * config/microblaze/microblaze.c (get_branch_target): Add return
3893 NULL_RTX for the non-CALL_P case.
3894 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3895 (insert_wic): Remove unused local "j".
3897 2016-06-02 Martin Liska <mliska@suse.cz>
3899 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3901 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3902 Julia Koval <julia.koval@intel.com>
3904 * function.c (assign_parm_setup_stack): Force source into a
3906 * target.def (function_incoming_arg): Update documentation to
3907 allow arbitrary address computation based on hard register.
3908 * doc/tm.texi: Regenerated.
3910 2016-06-02 Martin Liska <mliska@suse.cz>
3912 * predict.c (combine_predictions_for_bb): Fix first match in
3913 cases where a first predictor contains more than one occurence
3914 in list of predictors. Take the best value in such case.
3916 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3918 PR rtl-optimization/71295
3919 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3920 offset would go over the size of the inner mode reject it.
3922 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3924 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3925 x=x,x and v=v,m instead of x=x,m.
3927 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3928 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3929 alternative to v=rm,C.
3931 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3932 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3933 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3934 instead of vex for the last two above mentioned alternatives.
3936 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3939 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3941 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3943 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3945 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3947 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3948 from int to unsigned.
3950 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3952 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3953 alternatives, eliminating preferred register class. Add support
3954 for the MTVSRDD instruction in ISA 3.0.
3955 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3956 reg_or_indexed_operand.
3957 (vsx_splat_v4sf_internal): Likewise.
3959 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3962 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3963 for loading up all 0's or all 1's.
3965 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3967 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3969 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3971 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3973 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3974 * gcc.c (set_source_date_epoch_envvar): New function, sets
3975 the SOURCE_DATE_EPOCH environment variable to the current time.
3977 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3979 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3980 the factor for live Phi nodes.
3982 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3984 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3985 * tree-parloops.c (parallelize_loops): likewise.
3986 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3987 tree_unswitch_outer_loop): likewise.
3989 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3992 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3993 around creation of the temporary.
3995 2016-06-01 Richard Biener <rguenther@suse.de>
3997 PR tree-optimization/71366
3998 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3999 (unloop_loops): Move removing edges here ...
4000 (try_unroll_loop_completely): ... from here.
4001 (try_peel_loop): ... and here.
4002 (tree_unroll_loops_completely_1): Track parent loops via
4003 bitmap of header BBs.
4004 (tree_unroll_loops_completely): Adjust for that.
4006 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4008 * config/rs6000/altivec.h (vec_slv): New macro.
4009 (vec_srv): New macro.
4010 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4011 (UNSPEC_VSRV): New value.
4014 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4015 (vsrv): New builtin definition.
4016 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4017 define argument types for new builtin.
4018 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4020 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4023 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4024 Jocelyn Mayer <l_indien@magic.fr>
4027 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4028 detect processor family for signature_CENTAUR_ebx.
4029 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4030 signature_CENTAUR_ebx.
4031 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4032 <default>: Pass x86-64 for has_longmode.
4034 2016-06-01 Nathan Sidwell <nathan@acm.org>
4036 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4039 2016-06-01 Richard Biener <rguenther@suse.de>
4041 PR tree-optimization/71261
4042 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4043 of stmts successfully put in the bool pattern. Remove
4044 single-use restriction.
4045 (adjust_bool_pattern_cast): Add cast at the use site via the
4046 pattern def sequence.
4047 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4048 of patterned defs. Use the pattern def seqence instead of
4049 multiple independent patterns.
4050 (sort_after_uid): New qsort compare function.
4051 (adjust_bool_stmts): New function to process stmts in the bool
4052 pattern in IL order.
4053 (vect_recog_bool_pattern): Adjust.
4054 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4055 (ifcvt_walk_pattern_tree): Likewise.
4056 (stmt_is_root_of_bool_pattern): Likewise.
4057 (ifcvt_repair_bool_pattern): Likewise.
4058 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4060 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4062 * loop-unroll.c (decide_unroll_constant_iterations,
4063 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4064 likely upper bounds.
4065 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4067 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4069 * tree-core.h (enum omp_clause_code): Remove
4070 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4072 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4074 * config/arm/sync.md (arm_store_exclusive<mode>):
4075 Use 'H' output modifier on operands[2] rather than creating a new
4076 entry in out-of-bounds memory of the operands array.
4077 (arm_store_release_exclusivedi): Likewise.
4079 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4081 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4082 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4083 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4084 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4086 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4088 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4089 into account live statements for mask producers.
4091 2016-06-01 Richard Biener <rguenther@suse.de>
4093 PR tree-optimization/71311
4094 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4095 restrict to non-INTEGER_CST @0.
4097 2016-06-01 Richard Biener <rguenther@suse.de>
4099 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4100 (relational patterns): Use :c to avoid pattern duplications.
4102 2016-06-01 Richard Biener <rguenther@suse.de>
4104 * genmatch.c (comparison_code_p): New predicate.
4105 (swap_tree_comparison): New function.
4106 (commutate): Add for_vec parameter to append new for entries.
4107 Support commutating relational operators by swapping it alongside
4109 (lower_commutative): Adjust.
4110 (dt_simplify::gen): Do not pass artificial operators to gen
4112 (decision_tree::gen): Do not add artificial operators as parameters.
4113 (parser::parse_expr): Verify operator commutativity when :c is
4114 applied. Allow :C to override this.
4115 * match.pd: Adjust patterns to use :C instead of :c where required.
4117 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4119 PR tree-optimization/71077
4120 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4121 the combining step, use boolean_false_node and boolean_true_node
4122 as the designated false/true return values.
4124 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4126 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4127 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4128 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4131 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4133 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4134 of flags impliying the register renaming.
4135 * toplev.c (process_options): Do not imply flag_rename_registers with
4138 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4140 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4141 default implementation.
4143 2016-05-31 Nathan Sidwell <nathan@acm.org>
4145 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4147 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4149 * config/sh/constraints.md (b): Remove constraint.
4150 * config/sh/predicates.md (arith_reg_operand): Remove
4152 * config/sh/sh-modes.def (PDI): Remove.
4153 * config/sh/sh.c (sh_target_reg_class,
4154 sh_optimize_target_register_callee_saved): Remove functions.
4155 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4156 (sh_expand_epilogue): Update comment.
4157 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4158 sh_secondary_reload): Remove TARGET_REGS related code.
4159 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4160 TARGET_REGISTER_P): Remove macros.
4161 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4162 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4163 TR1_REG, TR2_REG): Remove constants.
4164 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4166 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4168 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4169 define_expand patterns.
4170 (adddi3_compact): Rename to adddi3.
4171 (subdi3_compact): Rename to subdi3.
4172 (*negdi2): Rename to negdi2.
4173 (*abs<mode>2): Rename to abs<mode>2.
4175 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4177 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4178 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4179 (atomic_sub_fetchsi): ... this new pattern.
4180 (mvtc): Add CC_REG clobber.
4182 2016-05-31 Marek Polacek <polacek@redhat.com>
4184 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4186 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4188 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4189 aarch64_fusion_enabled_p to check for fusion capabilities.
4191 2016-05-31 Richard Biener <rguenther@suse.de>
4193 PR tree-optimization/71352
4194 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4195 minus one and a negate.
4197 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4199 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4200 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4202 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4203 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4204 Remove use of aarch64_simd_attr_length_move, set length attribute
4206 (*aarch64_be_movoi): Likewise.
4207 (*aarch64_be_movci): Likewise.
4208 (*aarch64_be_movxi): Likewise.
4210 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4212 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4213 It no longer does that.
4214 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4216 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4218 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4219 attribute __unused__.
4221 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4223 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4224 * config/arm/arm.c (arm_arch_thumb1): Define.
4225 (arm_option_override): Initialize arm_arch_thumb1.
4226 * config/arm/arm.h (arm_arch_thumb1): Declare.
4227 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4228 support Thumb-1 ISA.
4230 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4233 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4234 `Yv' for scalar operand.
4236 2016-05-31 Tom de Vries <tom@codesourcery.com>
4238 PR tree-optimization/69068
4239 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4240 phis with more than two args.
4242 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4244 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4245 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4248 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4250 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4252 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4254 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4255 cpu_32, cpu_64, tune_32 and tune_64.
4256 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4258 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4260 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4262 2016-05-30 Andi Kleen <ak@linux.intel.com>
4264 * auto-profile.c (read_profile): Replace asserts with errors
4265 when file does not exist.
4266 * gcov-io.c (gcov_read_words): Dito.
4268 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4270 * tree-cfg.c (print_loop): Print likely upper bounds.
4272 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4274 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4275 * opts.c (default_options): Enable peel loops at -O3.
4276 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4277 (try_peel_loop): Do not re-peel already peeled loops;
4278 use likely upper bounds; fix profile updating.
4279 (pass_complete_unroll::execute): Initialize peeled_loops.
4281 2016-05-30 Martin Liska <mliska@suse.cz>
4283 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4284 computed costs by frequency of BB they belong to.
4285 (get_scaled_computation_cost_at): New function.
4287 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4288 Marc Glisse <marc.glisse@inria.fr>
4290 PR tree-optimization/71289
4291 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4293 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4295 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4297 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4299 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4300 for peeled copies; avoid underflow when updating estimates; correctly
4303 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4305 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4306 r236875. Corrected oe3 to oe2 as obvious.
4308 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4312 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4313 that inserted stmt will not dominate stmts that defines its operand.
4314 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4315 (rewrite_expr_tree_parallel): Likewise.
4317 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4320 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4321 all fields including stmt_to_insert are swapped.
4323 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4325 * predict.h (force_edge_cold): Declare.
4326 * predict.c (force_edge_cold): New function.
4327 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4329 (canonicalize_loop_induction_variables): Fix formating.
4331 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4333 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4334 (visium_expand_copysign): Use gen_int_mode directly.
4335 (visium_compute_frame_size): Minor tweaks.
4337 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4339 * tree-vect-loop.c (vect_analyze_loop_2): Use
4340 likely_max_stmt_executions_int.
4342 2016-05-30 Tom de Vries <tom@codesourcery.com>
4344 PR tree-optimization/69067
4345 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4347 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4350 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4351 New peepholes to remove unneeded fild/fistp pairs.
4352 (define_peephole2 atomic_loaddi_fpu): Ditto.
4354 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4356 * predict.c (maybe_hot_frequency_p): Avoid division.
4358 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4360 * doc/install.texi: Use https for shop.fsf.org.
4362 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4364 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4365 likely_max_stmt_executions_int.
4367 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4369 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4370 likely_max_stmt_executions_int.
4372 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4374 * profile.c (compute_branch_probabilities): Do not report hitrates
4376 (branch_prob): Report hitrates here.
4377 * predict.c (gimple_predict_edge): Do not assert profile status;
4378 fix formatting issues.
4380 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4382 * predict.c (edge_predicted_by_p): New function.
4383 (predict_paths_for_bb): Do not put multiple predictions of the same type
4386 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4388 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4391 2016-05-28 Alan Modra <amodra@gmail.com>
4393 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4395 2016-05-28 Alan Modra <amodra@gmail.com>
4397 PR rtl-optimization/71275
4398 * ira.c (ira): Free dominance info.
4400 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4402 * doc/sourcebuild.texi: New address for upstream Go repository.
4404 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4406 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4407 (TARGET_ARM_V7M): Likewise.
4409 2016-05-26 Jeff Law <law@redhat.com>
4411 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4412 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4413 * passes.def: Add jump threading passes before DOM/VRP.
4414 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4415 argument to a basic block from an edge. Remove tests which are
4417 (pass_data_thread_jumps, class pass_thread_jumps): New.
4418 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4419 (make_pass_thread_jumps): Likewise.
4420 * tree-pass.h (make_pass_thread_jumps): Declare.
4422 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4424 * config/visium/visium-protos.h (split_double_move): Rename into...
4425 (visium_split_double_move): ...this.
4426 (visium_split_double_add): Declare.
4427 * config/visium/visium.c (split_double_move): Rename into...
4428 (visium_split_double_move): ...this.
4429 (visium_split_double_add): New function.
4430 (visium_expand_copysign): Renumber operands for consistency.
4431 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4432 (DFmode move splitter): Likewise.
4433 (*addi3_insn): Split by means of visium_split_double_add.
4434 (*adddi3_insn_flags): Delete.
4435 (*plus_plus_sltu<subst_arith>): New insn.
4436 (*subdi3_insn): Split by means of visium_split_double_add.
4437 (subdi3_insn_flags): Delete.
4438 (*minus_minus_sltu<subst_arith>): New insn.
4439 (*negdi2_insn): Split by means of visium_split_double_add.
4440 (*negdi2_insn_flags): Delete.
4442 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4444 * configure.ac: Treat a --with-headers option without argument
4445 the same as the default (i.e. consult sys-include directory).
4446 * configure: Regenerate.
4448 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4450 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4451 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4453 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4454 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4456 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4459 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4460 tree-stdarg analysis results.
4461 (aarch64_setup_incoming_varargs): Likewise.
4463 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4465 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4466 va_list_gpr_counter_field and va_list_fpr_counter_field.
4468 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4471 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4472 * config/aarch64/aarch64.c
4473 (aarch64_cannot_change_mode_class): Remove function.
4474 * config/aarch64/aarch64-protos.h
4475 (aarch64_cannot_change_mode_class): Remove.
4477 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4479 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4480 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4481 get_likely_max_loop_iterations_int): New.
4482 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4483 any_likely_upper_bound.
4484 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4486 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4487 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4489 (unroll_loop_constant_iterations): Likewise.
4490 (unroll_loop_runtime_iterations): Likewise.
4491 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4492 * lto-streamer-out.c (output_cfg): Likewise.
4493 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4495 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4496 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4497 (likely_max_loop_iterations): New.
4498 (likely_max_loop_iterations_int): New.
4499 (likely_max_stmt_executions): New.
4500 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4501 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4502 likely_max_stmt_executions): Declare.
4504 2016-05-27 Marek Polacek <polacek@redhat.com>
4507 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4509 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4511 * config/s390/s390.md (2x risbg splitters): Use
4512 reg_overlap_mentioned_p instead of rtx_equal_p.
4514 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4516 * combine.c (make_compound_operation): Take known zero bits into
4517 account when checking for possible zero_extend.
4519 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4521 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4522 Use const_int_operand for operand 2 predicate. Simplify expand code
4525 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4528 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4531 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4533 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4534 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4535 that returns CC_SESWPmode and CC_ZESWPmode.
4536 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4538 (aarch64_rtx_costs): Likewise.
4540 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4542 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4543 for ISA 3.0 min/max support.
4544 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4545 conditional move support.
4546 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4547 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4549 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4550 conditional moves where the comparison type is different from move
4552 (fp_minmax): New code iterator for smin/smax.
4553 (minmax): New code attributes for min/max.
4554 (SMINMAX): Likewise.
4555 (smax<mode>3): Combine min, max insns into one insn using the
4556 fp_minmax code iterator. Add support for ISA 3.0 min/max
4557 instructions that don't need -ffast-math.
4558 (s<minmax><mode>3): Likewise.
4559 (smax<mode>3_vsx): Likewise.
4560 (smin<mode>3): Likewise.
4561 (s<minmax><mode>3_vsx): Likewise.
4562 (smin<mode>3_vsx): Likewise.
4563 (pre-VSX min/max splitters): Likewise.
4564 (s<minmax><mode>3_fpr): Likewise.
4565 (movsfcc): Rewrite floating point conditional moves to combine
4566 SFmode/DFmode into a single insn.
4567 (mov<mode>cc): Likewise.
4568 (movdfcc): Likewise.
4569 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4570 SFDF2 iterators to handle all combinations.
4571 (fseldfsf4): Likewise.
4572 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4573 (fseldfdf4): Likewise.
4574 (fselsfdf4): Likewise.
4575 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4576 comparison instructions that set a 0/-1 mask, and use it for
4577 floating point conditional move via XXSEL.
4578 (fpmask<mode>): Likewise.
4579 (xxsel<mode>): Likewise.
4580 * config/rs6000/predicates.md (min_max_operator): Delete, no
4582 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4583 instructions that generate a 0/-1 mask for use with XXSEL.
4584 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4585 say whether floating point min/max is available, either through
4586 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4587 (TARGET_MINMAX_DF): Likewise.
4589 2016-05-27 Alan Modra <amodra@gmail.com>
4591 PR rtl-optimization/71275
4592 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4593 for update_equiv_regs and combine_and_move_insns.
4595 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4597 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4598 if_then_else or cond RTXes to calculate attribute value.
4599 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4600 <attr "length_immediate>: Ditto.
4601 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4602 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4603 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4604 <attr "type">: Ditto.
4605 <attr "prefix_data16">: Ditto.
4606 <attr "prefix_extra">: Ditto.
4607 <attr "length_immediate">: Ditto.
4608 <attr "prefix">: Ditto.
4609 (vec_set<mode>_0) <attr "isa">: Ditto.
4610 <attr "prefix_extra">: Ditto.
4611 <attr "length_immediate">: Ditto.
4612 <attr "prefix">: Ditto.
4613 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4614 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4615 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4616 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4617 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4618 <attr "length_immediate">: Ditto.
4619 <attr "prefix">: Ditto.
4620 (sse2_movsd) <attr "length_immediate">: Ditto.
4621 <attr "prefix">: Ditto.
4622 (vec_concatv2df) <attr "isa">: Ditto.
4623 <attr "prefix">: Ditto.
4624 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4625 (*vec_extractv2di_1) <attr "isa">: Ditto.
4626 <attr "type">: Ditto.
4627 <attr "length_immediate">: Ditto.
4628 <attr "prefix_rex">: Ditto.
4629 <attr "prefix_extra">: Ditto.
4630 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4631 <attr "prefix_extra">: Ditto.
4632 <attr "length_immediate">: Ditto.
4633 (vec_concatv2di) <attr "isa">: Ditto.
4634 <attr "prefix_extra">: Ditto.
4635 <attr "length_immediate">: Ditto.
4636 <attr "prefix">: Ditto.
4638 2016-05-26 Martin Liska <mliska@suse.cz>
4640 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4642 (operator+): Likewise.
4643 (operator-): Likewise.
4644 (comp_cost::operator+=): Likewise.
4645 (comp_cost::operator-=): Likewise.
4646 (comp_cost::operator/=): Likewise.
4647 (comp_cost::operator*=): Likewise.
4648 (operator<): Likewise.
4649 (operator==): Likewise.
4650 (operator<=): Likewise.
4652 (infinite_cost_p): Likewise.
4653 (add_costs): Likewise.
4654 (sub_costs): Likewise.
4655 (compare_costs): Likewise.
4656 (set_group_iv_cost): Use the newly introduced functions.
4657 (get_address_cost): Likewise.
4658 (get_shiftadd_cost): Likewise.
4659 (force_expr_to_var_cost): Likewise.
4660 (split_address_cost): Likewise.
4661 (ptr_difference_cost): Likewise.
4662 (difference_cost): Likewise.
4663 (get_computation_cost_at): Likewise.
4664 (determine_group_iv_cost_generic): Likewise.
4665 (determine_group_iv_cost_address): Likewise.
4666 (determine_group_iv_cost_cond): Likewise.
4667 (autoinc_possible_for_pair): Likewise.
4668 (determine_group_iv_costs): Likewise.
4669 (cheaper_cost_pair): Likewise.
4670 (iv_ca_recount_cost): Likewise.
4671 (iv_ca_set_no_cp): Likewise.
4672 (iv_ca_set_cp): Likewise.
4673 (iv_ca_cost): Likewise.
4674 (iv_ca_new): Likewise.
4675 (iv_ca_dump): Likewise.
4676 (iv_ca_narrow): Likewise.
4677 (iv_ca_prune): Likewise.
4678 (iv_ca_replace): Likewise.
4679 (try_add_cand_for): Likewise.
4680 (try_improve_iv_set): Likewise.
4681 (find_optimal_iv_set): Likewise.
4683 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4685 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4686 that internal functions will clobber all caller-saved registers.
4688 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4690 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4691 Return a better case_values_threshold when optimizing.
4693 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4695 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4696 Add ? to integer variant.
4697 (aarch64_combinez_be): Likewise.
4699 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4701 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4702 instead of x constraint.
4703 (vcvtps2ph256<mask_name>): Likewise.
4705 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4706 alternative. Formatting fix.
4708 * config/i386/sse.md
4709 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4711 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4712 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4713 maybe_evex prefix instead of vex.
4714 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4715 EXT_REX_SSE_REG_P (op0) case in the splitter.
4717 2016-05-25 Jeff Law <law@redhat.com>
4719 PR tree-optimization/71272
4720 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4721 Update comments. Add test for empty path.
4723 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4725 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4726 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4727 special case builtin.
4728 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4729 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4730 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4731 for __builtin_vec_cmpne.
4733 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4735 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4736 redundant test and bail out if the type of the new operand is not
4737 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4739 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4741 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4742 (x_ix86_target_flags_explicit): Remove.
4743 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4744 x_ix86_target_flags_explicit.
4745 (ix86_function_specific_restore): Ditto.
4747 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4748 H.J. Lu <hongjiu.lu@intel.com>
4751 * common/config/i386/i386-common.c
4752 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4753 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4754 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4755 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4756 (-mgeneral-regs-only): Add new option.
4757 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4758 x87 instructions if only general registers are allowed.
4759 (ix86_target_string): Add ix86_flags argument. Handle additional
4760 flags options through ix86_flags argument. Update all callers.
4761 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4763 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4765 PR rtl-optimization/66940
4766 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4767 decrementing desired_val will not overflow before performing these
4770 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4772 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4773 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4774 * config/i386/i386.c (enum ix86_builtins): Add
4775 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4776 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4777 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4778 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4779 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4780 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4781 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4782 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4783 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4784 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4785 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4786 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4787 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4788 __builtin_ia32_cvtps2dq512_mask.
4789 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4790 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4791 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4792 * config/i386/sse.md
4793 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4795 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4796 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4798 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4799 (avx512f_vec_pack_sfix_v8df): New define_expand.
4800 (avx512f_roundpd512): Rename to ...
4801 (avx512f_round<castmode>512): ... this. Change iterator.
4802 (avx512f_roundps512_sfix): New define_expand.
4803 (round<mode>2_sfix): Change iterator.
4805 2016-05-25 Nick Clifton <nickc@redhat.com>
4807 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4808 static interrupt handler is detected.
4809 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4810 default linker script.
4811 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4812 the low part of a symbolic pointer.
4814 2016-05-25 Richard Biener <rguenther@suse.de>
4816 PR tree-optimization/71261
4817 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4818 interesting stmt instead of immediate uses when looking
4819 for the use operand to replace.
4821 2016-05-25 Martin Liska <mliska@suse.cz>
4823 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4825 2016-05-25 Richard Biener <rguenther@suse.de>
4827 PR tree-optimization/71264
4828 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4831 2016-05-25 Martin Liska <mliska@suse.cz>
4833 PR tree-optimization/71239
4834 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4835 if DECL_SIZE is NULL.
4837 2016-05-25 Richard Biener <rguenther@suse.de>
4839 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4840 * tree-if-conv.c (pass_data_if_conversion): Use it.
4842 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4844 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4845 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4846 * varpool.c (varpool_node::get_availability): Likewise.
4848 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4850 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4851 VNEGW/VNEGD instructions.
4852 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4853 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4854 support for ISA 3.0 VNEGW/VNEGD instructions.
4856 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4858 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4859 pointers inside OACC_DATA regions.
4860 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4861 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4862 (gimplify_adjust_omp_clauses): Fix typo in comment.
4864 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4866 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4867 parity built-in functions.
4868 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4870 (p9v_parity<mode>2): Likewise.
4871 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4873 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4874 (parity<mode>2): ISA 3.0 expander for vector parity.
4875 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4877 (BU_P9_64BIT_MISC_0): Likewise.
4878 (BU_P9_MISC_0): Likewise.
4879 (BU_P9V_AV_1): Likewise.
4880 (BU_P9V_AV_2): Likewise.
4881 (BU_P9V_AV_3): Likewise.
4882 (BU_P9V_AV_P): Likewise.
4883 (BU_P9V_VSX_1): Likewise.
4884 (BU_P9V_OVERLOAD_1): Likewise.
4885 (BU_P9V_OVERLOAD_2): Likewise.
4886 (BU_P9V_OVERLOAD_3): Likewise.
4887 (VCTZB): Add vector count trailing zeros support.
4891 (VPRTYBD): Add vector parity support.
4892 (VPRTYBQ): Likewise.
4893 (VPRTYBW): Likewise.
4894 (VCTZ): Add overloaded vector count trailing zeros support.
4895 (VPRTYB): Add overloaded vector parity support.
4896 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4897 overloaded vector count trailing zeros and parity instructions.
4898 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4899 vector parity support.
4900 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4901 trailing zeros support.
4902 (vec_cntlz): Likewise.
4903 (vec_vctzb): Likewise.
4904 (vec_vctzd): Likewise.
4905 (vec_vctzh): Likewise.
4906 (vec_vctzw): Likewise.
4907 (vec_vprtyb): Add ISA 3.0 vector parity support.
4908 (vec_vprtybd): Likewise.
4909 (vec_vprtybw): Likewise.
4910 (vec_vprtybq): Likewise.
4911 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4912 the ISA 3.0 vector count trailing zeros and vector parity built-in
4915 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4917 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4918 when there is stmt_to_insert.
4920 2016-05-24 Martin Sebor <msebor@redhat.com>
4923 * tree.h (complete_or_array_type_p): New inline function.
4925 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4927 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4928 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4929 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4931 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4932 Limit 1st alternative to noavx isa, split 2nd alternative into one
4933 noavx and one avx alternative, use *x and Bm in the former and
4934 x and m in the latter.
4936 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4937 of sse4 for the first alternative, drop %v from the template
4938 and d operand modifier. Split second alternative into one sse4_noavx
4939 and one avx alternative, use *x instead of *v in the former and v
4940 instead of *v in the latter.
4941 (*sse4_1_extractps): Use noavx isa instead of * for the first
4942 alternative, drop %v from the template. Split second alternative into
4943 one noavx and one avx alternative, use *x instead of *v in the
4944 former and v instead of *v in the latter.
4945 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4946 with noavx and the last one with avx.
4947 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4948 split the second one into one noavx and one avx alternative,
4949 use *x and Bm in the former and x and m in the latter one.
4950 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4953 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4954 first two alternatives to noavx, use *x instead of *v in the second
4955 one, add avx alternative without *.
4956 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4957 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4958 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4960 2016-05-24 Jeff Law <law@redhat.com>
4962 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4963 New function, extracted from...
4964 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4965 Allow simple copies and constant initializations in the SSA chain.
4967 2016-05-24 Marek Polacek <polacek@redhat.com>
4970 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4973 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4976 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4977 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4978 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4979 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4980 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4982 2016-05-24 Richard Biener <rguenther@suse.de>
4984 PR tree-optimization/71240
4985 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4988 2016-05-24 Richard Biener <rguenther@suse.de>
4990 PR tree-optimization/71230
4991 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4993 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4995 * tree-vectorizer.h (vectorizable_comparison): Delete.
4996 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4997 PURE_SLP_STMT check.
4998 * tree-vect-stmts.c (vectorizable_call): Likewise.
4999 (vectorizable_simd_clone_call): Likewise.
5000 (vectorizable_conversion): Likewise.
5001 (vectorizable_assignment): Likewise.
5002 (vectorizable_shift): Likewise.
5003 (vectorizable_operation): Likewise.
5004 (vectorizable_load): Likewise.
5005 (vectorizable_condition): Likewise.
5006 (vectorizable_store): Likewise. Assert that we don't have
5008 (vectorizable_comparison): Make static. Remove redundant
5009 PURE_SLP_STMT check.
5010 (vect_transform_stmt): Assert that we always have an slp_node
5013 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5015 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5016 operands[2] against 1 with comparison against CONST1_RTX.
5017 (<shift>di3_neon): Likewise.
5018 * config/arm/predicates.md (const0_operand): Replace with comparison
5021 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5023 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5024 operands[2] against 1 with comparison against CONST1_RTX.
5025 (ashrdi3): Likewise.
5026 (lshrdi3): Likewise.
5027 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5029 (ashrsi3): Likewise.
5030 (lshrsi3): Likewise.
5031 (rotrsi3): Likewise.
5032 (define_split above *compareqi_eq0): Likewise.
5033 (define_split above "prologue"): Likewise.
5034 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5035 * config/arm/predicates.md (shift_operator): Likewise.
5036 (shift_nomul_operator): Likewise.
5037 (sat_shift_operator): Likewise.
5038 (thumb1_cmp_operand): Likewise.
5039 (const_neon_scalar_shift_amount_operand): Replace manual range
5040 check with IN_RANGE.
5041 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5042 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5044 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5046 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5047 with HOST_WIDE_INT_1.
5049 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5050 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5051 (arm_canonicalize_comparison): Likewise.
5052 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5054 (thumb1_size_rtx_costs): Likewise.
5055 (vfp_const_double_index): Replace cast of 1 to unsigned
5056 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5057 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5059 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5060 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5061 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5062 HOST_WIDE_INT with HOST_WIDE_INT_1.
5064 2016-05-24 Marek Polacek <polacek@redhat.com>
5066 * tree-cfg.h (should_remove_lhs_p): New predicate.
5067 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5068 * gimplify.c (gimplify_modify_expr): Likewise.
5069 * tree-cfg.c (verify_gimple_call): Likewise.
5070 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5071 * gimple-fold.c: Include "tree-cfg.h".
5072 (gimple_fold_call): Use should_remove_lhs_p.
5074 2016-05-24 Richard Biener <rguenther@suse.de>
5076 PR tree-optimization/71253
5077 * cfganal.h (control_dependences): Make robust against edge
5079 (control_dependences::control_dependences): Remove edge_list argument.
5080 (control_dependences::get_edge): Remove.
5081 (control_dependences::get_edge_src): Add.
5082 (control_dependences::get_edge_dest): Likewise.
5083 (control_dependences::m_el): Make a vector of edge src/dest index.
5084 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5085 (control_dependences::control_dependences): Likewise.
5086 (control_dependences::~control_dependence): Likewise.
5087 (control_dependences::get_edge): Remove.
5088 (control_dependences::get_edge_src): Add.
5089 (control_dependences::get_edge_dest): Likewise.
5090 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5092 (perform_tree_ssa_dce): Adjust.
5093 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5095 (pass_loop_distribution::execute): Adjust. Do loop destroying
5096 conditional on changed.
5098 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5101 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5102 return. Reindent transformation comment and mention the ARM state
5105 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5108 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5109 after build_and_add_sum creates new use stmt.
5111 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5113 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5114 load_lanes/grouped_load classification comes first. Don't check
5115 whether the vectorization factor is a multiple of the group size
5118 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5120 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5121 GROUP_GAP for single-element interleaving.
5122 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5125 2016-05-24 Richard Biener <rguenther@suse.de>
5129 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5130 bases which are accessed with non-invariant indices.
5131 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5132 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5134 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5137 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5138 (add_to_ops_vec): Add stmt_to_insert.
5139 (add_repeat_to_ops_vec): Init stmt_to_insert.
5140 (insert_stmt_before_use): New.
5141 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5143 (get_ops): Init stmt_to_insert.
5144 (maybe_optimize_range_tests): Likewise.
5145 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5146 (rewrite_expr_tree_parallel): Likewise.
5147 (reassociate_bb): Likewise.
5149 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5152 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5153 ISA 3.0 xxperm fusion alternative.
5154 (altivec_vperm_v8hiv16qi): Likewise.
5155 (altivec_vperm_<mode>_uns_internal): Likewise.
5156 (vperm_v8hiv4si): Likewise.
5157 (vperm_v16qiv8hi): Likewise.
5159 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5160 Kelvin Nilsen <kelvin@gcc.gnu.org>
5162 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5163 vpermr/xxpermr on ISA 3.0.
5164 (altivec_expand_vec_perm_le): Likewise.
5165 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5166 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5169 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5171 * config/i386/i386.h (IS_STACK_MODE): Enable for
5172 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5173 SSE_FLOAT_MODE_P macros.
5174 * config/i386/i386.c (ix86_preferred_reload_class): Use
5175 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5176 Cleanup regclass processing for CONST_DOUBLE_P.
5177 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5178 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5179 with IS_STACK_MODE macro.
5180 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5182 (*movdf_internal): Use IS_STACK_MODE macro.
5183 (*movsf_internal): Ditto.
5185 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5187 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5188 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5190 2016-05-23 Jeff Law <law@redhat.com>
5192 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5194 (fsm_find_control_statement_thread_paths): Call it.
5196 2016-05-23 Martin Jambor <mjambor@suse.cz>
5199 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5200 from_global_constant if t is not NULL.
5202 2016-05-23 Marek Polacek <polacek@redhat.com>
5205 * common.opt (Wswitch-unreachable): New option.
5206 * doc/invoke.texi: Document -Wswitch-unreachable.
5207 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5210 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5212 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5213 TMR_INDEX is non-NULL.
5215 2016-05-23 Richard Biener <rguenther@suse.de>
5217 PR tree-optimization/71230
5218 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5219 (try_special_add_to_ops): ... here. Always test for single-use.
5221 2016-05-23 Martin Jambor <mjambor@suse.cz>
5223 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5224 default block if a PHI node in the original one would be resized.
5226 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5228 PR tree-optimization/58135
5229 * tree-vect-slp.c: When group size is not multiple
5230 of vector size, allow splitting of store group at
5233 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5235 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5237 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5239 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5240 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5241 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5244 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5245 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5246 v constraint instead of x and vinserti32x4 insn.
5248 * config/i386/sse.md (i128vldq): New mode iterator.
5249 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5250 avx512dq and avx512vl alternatives.
5252 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5253 constraint, use maybe_evex prefix instead of vex.
5254 (vec_dupv4sf): Use v constraint instead of x for output
5255 operand except for noavx alternative, use Yv constraint
5256 instead of x for input. Use maybe_evex prefix instead of vex.
5257 (*vec_dupv4si): Likewise.
5258 (*vec_dupv2di): Likewise.
5260 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5263 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5264 (linearize_expr_tree): Call try_special_add_to_ops.
5265 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5267 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5269 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5270 to computed stack_usage.
5272 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5275 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5276 operand is subreg (symbol_ref) then move the symbol ref to register.
5278 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5280 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5282 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5285 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5288 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5290 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5291 ranges by calling get_single_symbol and tidy up. Look more closely
5292 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5294 2016-05-20 Jeff Law <law@redhat.com>
5296 * bitmap.c (bitmap_find_bit): Remove useless test.
5298 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5300 * function.c (thread_prologue_and_epilogue_insns): Commit the
5301 insertion of the epilogue.
5303 2016-05-20 Martin Jambor <mjambor@suse.cz>
5305 PR tree-optimization/70884
5306 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5307 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5308 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5309 of constant pool data as a reason for scalarization.
5311 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5313 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5314 for naked functions.
5315 (thumb1_expand_prologue): Likewise.
5317 2016-05-20 Nathan Sidwell <nathan@acm.org>
5319 * config/nvptx/nptx.c (nvptx_option_override): Only set
5320 flag_toplevel_reorder, if not explicitly specified. Set
5321 flag_no_common, unless explicitly specified.
5323 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5325 * calls.c (can_implement_as_sibling_call_p): Mark param
5326 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5328 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5330 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5331 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5332 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5334 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5335 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5338 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5340 * config/nvptx/nvptx.md (sincossf3): New pattern.
5342 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5344 * calls.c (maybe_complain_about_tail_call): New function.
5345 (initialize_argument_information): Call
5346 maybe_complain_about_tail_call when clearing *may_tailcall.
5347 (can_implement_as_sibling_call_p): Call
5348 maybe_complain_about_tail_call when returning false.
5349 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5350 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5351 if tail-call optimization fails.
5352 * cfgexpand.c (expand_call_stmt): Initialize
5353 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5354 * gimple-pretty-print.c (dump_gimple_call): Dump
5355 gimple_call_must_tail_p.
5356 * gimple.c (gimple_build_call_from_tree): Call
5357 gimple_call_set_must_tail with the value of
5358 CALL_EXPR_MUST_TAIL_CALL.
5359 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5360 (gimple_call_set_must_tail): New function.
5361 (gimple_call_must_tail_p): New function.
5362 * print-tree.c (print_node): Update printing of TREE_STATIC
5363 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5364 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5365 trailing comment listing applicable flags.
5366 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5368 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5370 * calls.c (expand_call): Move "Rest of purposes for tail call
5371 optimizations to fail" to...
5372 (can_implement_as_sibling_call_p): ...this new function, and
5373 split into multiple "if" statements.
5375 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5377 * cfgloop.h (expected_loop_iterations_unbounded,
5378 expected_loop_iterations): Unconstify.
5379 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5380 profile with known upper bound; return 3 when profile is absent.
5381 (expected_loop_iterations): Update.
5383 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5385 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5386 and get_max_loop_iterations_int.
5388 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5390 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5391 realistic upper bounds here.
5393 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5396 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5397 calls if the LHS is variable length or has addressable type.
5398 If targets[0]->decl is a noreturn call with void return type and
5399 zero arguments, adjust fntype and remove lhs in that case.
5401 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5403 PR tree-optimization/71079
5404 PR tree-optimization/71206
5405 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5407 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5409 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5410 (get_vec_alignment_for_array_decl): Likewise.
5411 (get_vec_alignment_for_record_decl): Likewise.
5412 (increase_alignment::execute): Move code to find alignment to
5413 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5414 (type_align_map): New hash_map.
5416 2016-05-20 Richard Guenther <rguenther@suse.de>
5418 PR tree-optimization/29756
5419 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5420 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5421 * fold-const.c (operand_equal_p): Likewise.
5422 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5423 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5424 * tree-inline.c (estimate_operator_cost): Likewise.
5425 * tree-pretty-print.c (dump_generic_node): Likewise.
5426 * tree-ssa-operands.c (get_expr_operands): Likewise.
5427 * cfgexpand.c (expand_debug_expr): Likewise.
5428 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5429 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5430 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5431 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5432 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5433 (execute_update_addresses_taken): Do it.
5435 2016-05-20 Richard Biener <rguenther@suse.de>
5437 PR tree-optimization/71185
5438 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5439 register operations.
5441 2016-05-20 Richard Biener <rguenther@suse.de>
5443 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5444 gimple_seq_add_seq_without_update.
5445 (release_bb_predicate): Assert we have no operands to free.
5446 (if_convertible_loop_p_1): Calculate post dominators later.
5447 Do not free BB predicates here.
5448 (combine_blocks): Do not recompute BB predicates.
5449 (version_loop_for_if_conversion): Save BB predicates around
5452 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5454 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5455 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5456 code. Ignore sibcalls on EDGE_IGNORE edges.
5457 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5458 on edges for sibcalls that run without prologue. The rest of the
5459 function is combined from...
5460 (fix_fake_fallthrough_edge): ... this, and ...
5461 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5462 function argument, make it a local variable.
5464 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5466 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5467 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5468 for 32-bit mode and SEH for 64-bit.
5469 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5470 TARGET_64BIT_DEFAULT.
5472 2016-05-19 Ryan Burn <contact@rnburn.com>
5474 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5475 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5477 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5479 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5480 force pending loads from memory.
5482 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5484 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5485 (UNSPEC_DARN_32): New unspec constant.
5486 (UNSPEC_DARN_RAW): New unspec constant.
5487 (darn_32): New instruction.
5488 (darn_raw): New instruction.
5489 (darn): New instruction.
5490 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5491 support and documentation for this macro.
5492 (BU_P9_MISC_1): New macro definition.
5493 (BU_P9_64BIT_MISC_0): New macro definition.
5494 (BU_P9_MISC_0): New macro definition.
5495 (darn_32): New builtin definition.
5496 (darn_raw): New builtin definition.
5497 (darn): New builtin definition.
5498 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5499 RS6000_BUILTIN_0 directives to surround each occurrence of
5500 #include "rs6000-builtin.def".
5501 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5502 RS6000_BTM_64BIT flags to the returned mask, depending on
5504 (def_builtin): Correct an error in the assignments made to the
5505 debugging variable attr_string.
5506 (rs6000_expand_builtin): Add support for no-operand built-in
5508 (builtin_function_type): Remove fatal_error assertion that is no
5510 (rs6000_common_init_builtins): Add support for no-operand built-in
5512 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5514 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5516 (RS6000_BTM_64BIT): New macro definition.
5517 * doc/extend.texi: Document __builtin_darn (void),
5518 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5521 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5523 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5524 max_loop_iterations_int.
5526 2016-05-19 Marek Polacek <polacek@redhat.com>
5528 PR tree-optimization/71031
5529 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5530 condition and adjust the code a bit.
5532 2016-05-19 Martin Liska <mliska@suse.cz>
5534 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5535 auto_vec instead of vec.
5537 2016-05-19 Martin Liska <mliska@suse.cz>
5539 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5541 2016-05-19 Martin Liska <mliska@suse.cz>
5543 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5545 2016-05-19 Martin Liska <mliska@suse.cz>
5547 * ipa-pure-const.c (set_function_state): Remove an existing
5549 (remove_node_data): Do not free it as it's released
5550 in set_function_state.
5552 2016-05-19 Martin Liska <mliska@suse.cz>
5554 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5557 2016-05-19 Martin Liska <mliska@suse.cz>
5559 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5561 2016-05-19 Martin Liska <mliska@suse.cz>
5563 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5564 an auto_vec instead of re-creating it.
5566 2016-05-19 Martin Liska <mliska@suse.cz>
5568 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5569 auto_vec instead of vec.
5571 2016-05-19 Martin Liska <mliska@suse.cz>
5573 * lto-section-in.c (lto_get_section_data): Call
5574 lto_check_version with additional argument.
5575 * lto-streamer.c (lto_check_version): Add new argument.
5576 * lto-streamer.h (lto_check_version): Likewise.
5578 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5580 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5581 Don't add cost of inner memory when handling sign-extended loads.
5583 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5585 PR rtl-optimization/71148
5586 * cse.c (cse_main): Free dominance info.
5587 (rest_of_handle_cse): Don't free dominance info.
5588 (rest_of_handle_cse2): Likewise.
5589 (rest_of_handle_cse_after_global_opts): Likewise.
5591 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5594 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5595 NULL_TREE early if NEON is not available. Remove now redundant check
5596 in ARM_CHECK_BUILTIN_MODE.
5598 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5601 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5602 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5603 * doc/cpp.texi: Document new macros.
5605 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5607 PR tree-optimization/69848
5608 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5609 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5611 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5613 * function.c (thread_prologue_and_epilogue_insn): Move the
5614 "goto epilogue_done" one block later.
5616 2016-05-19 Richard Biener <rguenther@suse.de>
5618 PR tree-optimization/70729
5619 * passes.def: Move LIM pass before PRE. Remove no longer
5620 required copyprop and move first DCE out of the loop pipeline.
5622 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5625 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5626 (OBJS-libcommon-target): ...here.
5627 * opts-common.c: Include spellcheck.h.
5628 (cmdline_handle_error): Build a vec of valid options and use it
5629 to suggest provide hints for misspelled arguments.
5631 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5634 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5635 lhs if it has TREE_ADDRESSABLE type.
5637 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5640 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5641 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5643 2016-05-18 Martin Jambor <mjambor@suse.cz>
5646 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5647 input for NOP_EXPR pass-through functions.
5648 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5649 aggregate global constant VAR_DECLs in constant jump functions.
5651 2016-05-18 Martin Jambor <mjambor@suse.cz>
5654 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5655 from TREE_READONLY parameters.
5657 2016-05-18 Martin Jambor <mjambor@suse.cz>
5660 * cgraph.h (cgraph_indirect_call_info): New field
5661 guaranteed_unmodified.
5662 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5663 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5665 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5666 pass the parameter value to ipa_find_agg_cst_for_param.
5667 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5668 guaranteed_unmodified, store AA results there instead of bailing out
5670 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5671 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5672 (find_constructor_constant_at_offset): New function.
5673 (ipa_find_agg_cst_from_init): Likewise.
5674 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5675 static initializers of contants, report back through a new paameter
5676 from_global_constant if that was the case.
5677 (try_make_edge_direct_simple_call): Also pass parameter value to
5678 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5680 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5681 (ipa_read_indirect_edge_info): Likewise.
5682 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5683 (ipa_load_from_parm_agg): Likewise.
5685 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5687 PR rtl-optimization/71150
5688 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5691 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5694 * config/rs6000/constraints.md (wE constraint): New constraint
5695 for a vector constant that can be loaded with XXSPLTIB.
5696 (wM constraint): New constraint for a vector constant of a 1's.
5697 (wS constraint): New constraint for a vector constant that can be
5698 loaded with XXSPLTIB and a vector sign extend instruction.
5699 * config/rs6000/predicates.md (xxspltib_constant_split): New
5700 predicates for wE/wS constraints.
5701 (xxspltib_constant_nosplit): Likewise.
5702 (easy_vector_constant): Add support for constants that can be
5703 loaded via XXSPLTIB.
5704 (all_ones_constant): New predicate for vector constant with all
5706 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5707 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5708 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5709 instruction and possibly with a sign extension.
5710 (output_vec_const_move): Add support for XXSPLTIB. If we are
5711 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5712 instead of XXLXOR/XXLORC.
5713 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5715 (rs6000_legitimize_reload_address): Likewise.
5716 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5718 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5719 combine VSX_M and VSX_M2 into one iterator.
5721 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5722 (VSINT_842): Likewise.
5723 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5724 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5725 XXSPLTIB instruction.
5726 (xxspltib_<mode>_nosplit): Likewise.
5727 (xxspltib_<mode>_split): New insn to load up constants with
5728 XXSPLTIB and a sign extend instruction.
5729 (vsx_mov<mode>): Replace single move that handled all vector types
5730 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5731 moves (when -mvsx-timode is in effect) into the main vector
5732 moves. Eliminate separate moves for <VSr> <VSa>, where the
5733 preferred register class (<VSr>) is listed first, and the
5734 secondary register class (<VSa>) is listed second with a '?' to
5735 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5736 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5737 that if the register was involved in a slow operation, the
5738 clear/set operation does not wait for the slow operation to
5739 finish. Adjust the length attributes for 32-bit mode. Use
5740 rs6000_output_move_128bit and drop the use of the string
5741 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5742 spacing so that the alternatives and attributes don't generate
5743 long lines, and put things in columns, so that it is easier to
5744 match up the operands and attributes with the insn alternatives.
5745 (vsx_mov<mode>_64bit): Likewise.
5746 (vsx_mov<mode>_32bit): Likewise.
5747 (vsx_movti_64bit): Fold movti into normal vector moves.
5748 (vsx_movti_32bit): Likewise.
5749 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5751 (vsx_splat_v4si_internal): Likewise.
5752 (vsx_splat_v4sf_internal): Likewise.
5753 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5754 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5755 extend vector elements.
5756 (vsx_sign_extend_hi_<mode>): Likewise.
5757 (vsx_sign_extend_si_v2di): Likewise.
5758 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5760 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5761 constraints. Add trailing period to wL documentation.
5763 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5766 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5767 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5768 * tree-call-cdce.c: Include tree-dfa.h.
5769 (can_guard_call_p): New function, extracted from...
5770 (can_use_internal_fn): ...here.
5771 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5773 (shrink_wrap_one_built_in_call): Likewise.
5774 (use_internal_fn): Likewise.
5775 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5776 and return void. Call replace_abnormal_ssa_names.
5777 (pass_call_cdce::execute): Check can_guard_call_p during the
5778 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5779 will always change something.
5781 2016-05-18 Martin Jambor <mjambor@suse.cz>
5784 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5785 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5787 2016-05-18 Martin Jambor <mjambor@suse.cz>
5790 * ipa-inline.h (condition): New field size.
5791 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5792 for comaprison and store it into the new condition.
5793 (evaluate_conditions_for_known_args): Use condition size to check
5794 access sizes for all but CHANGED conditions.
5795 (unmodified_parm_1): New parameter size_p, store access size into it.
5796 (unmodified_parm): Likewise.
5797 (unmodified_parm_or_parm_agg_item): Likewise.
5798 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5799 (set_cond_stmt_execution_predicate): Extract access sizes and store
5801 (set_switch_stmt_execution_predicate): Likewise.
5802 (will_be_nonconstant_expr_predicate): Likewise.
5803 (will_be_nonconstant_predicate): Likewise.
5804 (inline_read_section): Stream condition size.
5805 (inline_write_summary): Likewise.
5807 2016-05-18 Richard Biener <rguenther@suse.de>
5809 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5810 condition cost to PHI cost instead of total_cost.
5812 2016-05-18 Martin Liska <mliska@suse.cz>
5815 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5818 2016-05-18 Richard Biener <rguenther@suse.de>
5820 * lto-streamer.h (LTO_major_version): Bump to 6.
5822 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5824 * function.c (make_split_prologue_seq, make_prologue_seq,
5825 make_epilogue_seq): New functions, factored out from...
5826 (thread_prologue_and_epilogue_insns): Here.
5828 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5830 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5831 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5832 of before. Add a comment.
5834 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5836 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5837 expression pointer, not pointer to the pointer.
5839 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5841 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5842 (avx2_pbroadcast<mode>): Add another alternative with v instead
5843 of x constraints in it, using <pbroadcast_evex_isa> isa.
5844 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5846 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5847 constraint x instead of v in second alternative, add avx512bw
5850 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5851 constraint x instead of v in second alternative, add avx512bw
5854 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5855 constraint x instead of v in second alternative, add avx512bw
5858 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5859 avx512bw alternative.
5861 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5863 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5865 (define_insn "*andnottf3"): Ditto.
5866 (define_insn "*<code><mode>3"/any_logic): Ditto.
5867 (define_insn "*<code>tf3"/any_logic): Ditto.
5868 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5869 operand to block AVX-512VL insn variant emit when it is not enabled.
5871 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5873 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5874 constraint fot SF mode.
5876 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5877 Kirill Yukhin <kirill.yukhin@intel.com>
5879 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5881 (define_insn "rsqrt14<mode>"): Ditto.
5882 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5883 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5884 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5885 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5886 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5888 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5889 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5890 * config/i386/i386.c (ix86_print_operand): Expand check for size
5891 override codes for Intel syntax.
5893 2016-05-18 Richard Biener <rguenther@suse.de>
5895 PR tree-optimization/71168
5896 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5897 initialization earlier.
5899 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5901 * config/aarch64/aarch64-simd.md
5902 (aarch64_reduc_plus_internal<mode>): Rename to...
5903 (reduc_plus_scal): ...This, and remove previous implementation.
5905 2016-05-18 Richard Biener <rguenther@suse.de>
5907 * passes.def: Put late dse and cd_dce in canonical order.
5909 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5911 * ipa-inline-transform.c (preserve_function_body_p): Look for
5912 first non-thunk clone.
5913 (save_function_body): Save into first non-thunk.
5914 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5916 (lto_output_node): Inline thunks don't need body in every
5918 * lto-streamer-in.c: Do not fixup thunk clones.
5919 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5921 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5924 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5927 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5928 (reassociate_bb): Call transform_add_to_multiply.
5930 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5932 * config/aarch64/aarch64.c (all_extensions): Removed unused
5935 2016-05-17 Nathan Sidwell <nathan@acm.org>
5937 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5938 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5940 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5942 PR tree-optimization/54579
5944 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5946 2016-05-17 Marek Polacek <polacek@redhat.com>
5949 * tree-inline.c (expand_call_inline): Call
5950 maybe_remove_unused_call_args.
5952 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5954 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5955 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5956 * doc/md.texi (fmin@var{m}3): Likewise.
5958 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5960 * match.pd (X & C): New transformation.
5962 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5964 * match.pd (~X & Y): New transformation.
5966 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5968 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5969 information for new SSA_NAME.
5970 (simplify_conversion_using_ranges): Get range through get_range_info
5971 instead of get_value_range.
5973 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5975 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5976 Remove inline assembly.
5977 (vmvn_s16): Likewise.
5978 (vmvn_s32): Likewise.
5979 (vmvn_u8): Likewise.
5980 (vmvn_u16): Likewise.
5981 (vmvn_u32): Likewise.
5982 (vmvnq_s8): Likewise.
5983 (vmvnq_s16): Likewise.
5984 (vmvnq_s32): Likewise.
5985 (vmvnq_u8): Likewise.
5986 (vmvnq_u16): Likewise.
5987 (vmvnq_u32): Likewise.
5988 (vmvn_p8): Likewise.
5989 (vmvnq_p16): Likewise.
5991 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5993 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5995 (vmul_n_s16): Likewise.
5996 (vmul_n_s32): Likewise.
5997 (vmul_n_u16): Likewise.
5998 (vmul_n_u32): Likewise.
5999 (vmulq_n_f32): Likewise.
6000 (vmulq_n_f64): Likewise.
6001 (vmulq_n_s16): Likewise.
6002 (vmulq_n_s32): Likewise.
6003 (vmulq_n_u16): Likewise.
6004 (vmulq_n_u32): Likewise.
6006 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6008 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6009 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6011 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6013 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6014 to *aarch64_fma4_elt_from_dup<mode>.
6015 (*aarch64_fnma4_elt_to_128df): Rename to
6016 *aarch64_fnma4_elt_from_dup<mode>.
6017 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6018 (vfms_n_f32): Likewise.
6019 (vfms_n_f64): Likewise.
6020 (vfmsq_n_f32): Likewise.
6021 (vfmsq_n_f64): Likewise.
6023 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6025 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6027 2016-05-17 Richard Biener <rguenther@suse.de>
6029 PR tree-optimization/71132
6030 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6031 Only add control dependences for blocks in the loop.
6032 (build_rdg): Adjust.
6033 (generate_code_for_partition): Return whether loop should
6034 be destroyed and delay that.
6035 (distribute_loop): Likewise.
6036 (pass_loop_distribution::execute): Record loops to be destroyed
6037 and perform delayed destroying of loops.
6039 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6042 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6044 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6046 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6048 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6051 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6052 insertion point for instructions generated by validize_mem.
6054 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6056 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6059 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6061 * config/aarch64/aarch64.c
6062 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6063 rather than a macro.
6065 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6067 * doc/invoke.texi (AArch64 Options): Various updates.
6069 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6071 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6072 into instrumentation thunks.
6073 * cif-code.def (CIF_CHKP): New.
6075 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6077 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6079 2016-05-16 Martin Jambor <mjambor@suse.cz>
6081 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6082 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6084 2016-05-16 Marek Polacek <polacek@redhat.com>
6086 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6089 2016-05-16 Martin Jambor <mjambor@suse.cz>
6092 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6093 the outlined kernel function.
6095 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6097 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6098 (ISA_HAS_DLSA): Ditto.
6100 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6102 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6104 2016-05-16 Nathan Sidwell <nathan@acm.org>
6106 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6107 (nvptx_name_replacement): Restore. Add comment.
6108 (write_fn_proto, write_fn_proto_from_insn,
6109 nvptx_output_call_insn): Restore
6110 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6112 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6114 * config/aarch64/aarch64.md
6115 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6116 (add<mode>3_compareC_imm): Likewise.
6117 (<optab>si3_uxtw): Split into register and immediate variants.
6118 (andsi3_compare0_uxtw): Likewise.
6119 (and<mode>3_compare0): Likewise.
6120 (and<mode>3nr_compare0): Likewise.
6121 (stack_protect_test_<mode>): Don't use %x for memory operands.
6123 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6125 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6127 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6129 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6130 Split integer shifts into shift_reg and bfm.
6131 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6132 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6133 (ror<mode>3_insn): Likewise.
6134 (<optab>si3_insn_uxtw): Likewise.
6135 (<optab><mode>3_insn): Change to rotate_imm.
6136 (extr<mode>5_insn_alt): Likewise.
6137 (extrsi5_insn_uxtw): Likewise.
6138 (extrsi5_insn_uxtw_alt): Likewise.
6140 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6142 * doc/tm.texi: Regenerate.
6143 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6144 (TARGET_INVALID_RETURN_TYPE): Remove.
6145 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6146 TARGET_INVALID_RETURN_TYPE.
6147 * target.def (invalid_parameter_type): Remove.
6148 (invalid_return_type): Remove.
6150 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6152 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6153 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6155 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6157 (preserve_function_body_p): No need to preserve function body
6158 * cif-codes.def (CIF_THUNK): Remove.
6159 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6161 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6163 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6165 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6167 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6170 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6172 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6173 (inline_small_functions): Do not look for function symbol when
6176 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6178 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6181 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6182 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6183 Jiong Wang <jiong.wang@arm.com>
6185 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6186 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6187 Define __ARM_FP16_ARGS when appropriate.
6188 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6190 (arm_invalid_return_type): Likewise.
6191 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6192 (TARGET_INVALID_RETURN_TYPE): Remove.
6193 (aapcs_vfp_sub_candidate): Allow HFmode.
6194 (aapcs_vfp_allocate): Add comment. Support HFmode.
6195 (aapcs_vfp_allocate_return_reg): Likewise.
6196 (struct aapcs_cp_arg_layout): Slightly reword comments for
6197 is_return_candidate and allocate_return_reg.
6198 (output_mov_vfp): Update assert.
6199 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6201 (arm_invalid_parameter_type): Remove.
6202 (amr_invalid_return_type): Remove.
6203 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6204 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6205 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6207 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6209 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6210 * config/aarch64/arch64-protos.h
6211 (aarch64_legitimize_reload_address): Remove.
6212 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6215 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6217 * configure.ac: Add ACX_NONCANONICAL_HOST.
6218 * configure: Regenerate.
6219 * Makefile.in: Set host_noncanonical.
6221 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6224 * config/i386/i386.md (*movtf_internal): Before register allocation,
6225 do not allow FP constants for CM_MEDIUM memory model, allow only
6226 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6227 (*movxf_internal): Ditto.
6228 (*movdf_internal): Ditto.
6229 (*movsf_internal): Ditto.
6231 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6233 PR rtl-optimization/67483
6234 * combine.c (make_compound_operation): Don't call extract_left_shift
6235 with negative shift amounts.
6237 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6240 * fold-const.c (fold_checksum_tree): Allow modification
6241 of TYPE_ALIAS_SET during folding.
6243 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6244 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6245 (ix86_split_to_parts): Likewise. Fix up formatting.
6247 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6249 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6250 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6253 2016-05-13 Nathan Sidwell <nathan@acm.org>
6255 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6256 (nvptx_name_replacement): Delete.
6257 (write_fn_proto, write_fn_proto_from_insn,
6258 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6259 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6260 * langhooks.c (add_builtin_funcction_common): Call
6261 targetm.mangle_decl_assembler_name.
6263 * config/nvptx/nvptx.c (write_fn_proto): Handle
6264 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6266 2016-05-13 Martin Liska <mliska@suse.cz>
6268 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6269 and PRIu64 in printf format.
6271 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6273 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6276 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6278 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6279 Change --param max-completely-peeled-times to
6280 --param max-completely-peel-times in dump file printing.
6282 2016-05-13 Richard Biener <rguenther@suse.de>
6284 PR tree-optimization/42587
6285 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6286 (find_bswap_or_nop_1): Likewise.
6287 (bswap_replace): Likewise.
6289 2016-05-13 Martin Liska <mliska@suse.cz>
6291 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6292 Initialize a variable with default value.
6294 2016-05-13 Martin Liska <mliska@suse.cz>
6296 * doc/invoke.texi: Enhance explanation of error recovery
6299 2016-05-13 Martin Liska <mliska@suse.cz>
6301 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6302 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6303 (iv_inv_expr_ent *).
6304 (struct iv_inv_expr_ent): Comment struct fields.
6305 (sort_iv_inv_expr_ent): New function.
6306 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6307 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6308 a hash_map between iv_inv_expr_ent and number of usages.
6309 (niter_for_exit): Fix coding style.
6310 (tree_ssa_iv_optimize_init): Use renamed variable.
6311 (determine_base_object): Fix coding style.
6312 (alloc_iv): Likewise.
6313 (find_interesting_uses_outside): Likewise.
6314 (add_candidate_1): Likewise.
6315 (add_standard_iv_candidates): Likewise.
6316 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6317 (prepare_decl_rtl): Fix coding style.
6318 (get_address_cost): Likewise.
6319 (get_shiftadd_cost): Likewise.
6320 (force_expr_to_var_cost): Likewise.
6321 (compare_aff_trees): Likewise.
6322 (get_expr_id): Restructure the function.
6323 (get_loop_invariant_expr_id): Renamed to
6324 get_loop_invariant_expr.
6325 (get_computation_cost_at): Replace usage of inv_expr_id with
6327 (get_computation_cost): Likewise.
6328 (determine_group_iv_cost_generic): Likewise.
6329 (determine_group_iv_cost_address): Likewise.
6330 (iv_period): Fix coding style.
6331 (iv_elimination_compare_lt): Likewise.
6332 (may_eliminate_iv): Likewise.
6333 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6335 (determine_group_iv_costs): Dump invariant expressions.
6336 (iv_ca_recount_cost): Use the newly added hash_map.
6337 (iv_ca_set_remove_invariants): Fix coding style.
6338 (iv_ca_set_add_invariants): Fix coding style.
6339 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6341 (iv_ca_set_cp): Likewise.
6342 (iv_ca_new): Initialize the newly added hash_map and remove
6343 initialization of fields.
6344 (iv_ca_free): Delete the hash_map.
6345 (iv_ca_dump): Dump invariant expressions.
6346 (iv_ca_extend): Fix coding style.
6347 (try_add_cand_for): Likewise.
6348 (create_new_ivs): Dump information about # of avg iterations and
6349 # of used invariant expressions.
6350 (rewrite_use_compare): Fix coding style.
6351 (free_loop_data): Set default value for max_inv_expr_id.
6353 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6355 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6356 returned value cse_cfg_altered computation.
6357 (rest_of_handle_cse2): Likewise.
6358 (rest_of_handle_cse_after_global_opts): Likewise.
6360 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6363 * config/arm/arm.c (arm32_output_mi_thunk): New.
6364 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6365 to split Thumb1 vs TARGET_32BIT functionality.
6366 (arm_thumb1_mi_thunk): New.
6368 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6370 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6373 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6376 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6378 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6380 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6381 (expand_builtin_trap): Emit a regular call.
6382 (set_builtin_user_assembler_name): Remove obsolete cases.
6383 * dse.c (scan_insn): Adjust.
6384 * except.c: Include calls.h.
6385 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6386 emit a regular call to setjmp.
6387 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6388 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6389 (emit_block_move_via_libcall): Delete.
6390 (block_move_fn): Delete.
6391 (init_block_move_fn): Likewise.
6392 (emit_block_move_libcall_fn): Likewise.
6393 (emit_block_op_via_libcall): New function.
6394 (set_storage_via_libcall): Tidy up and use memset builtin.
6395 (block_clear_fn): Delete.
6396 (init_block_clear_fn): Likewise.
6397 (clear_storage_libcall_fn): Likewise.
6398 (expand_assignment): Call emit_block_move_via_libcall.
6399 Do not include gt-expr.h.
6400 * expr.h (emit_block_op_via_libcall): Declare.
6401 (emit_block_copy_via_libcall): New inline function.
6402 (emit_block_move_via_libcall): Likewise.
6403 (emit_block_comp_via_libcall): Likewise.
6404 (block_clear_fn): Delete.
6405 (init_block_move_fn): Likewise.
6406 (init_block_clear_fn): Likewise.
6407 (emit_block_move_via_libcall): Likewise.
6408 (set_storage_via_libcall): Add default parameter value.
6409 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6410 (abort_libfunc): Delete.
6411 (memcpy_libfunc): Likewise.
6412 (memmove_libfunc): Likewise.
6413 (memcmp_libfunc): Likewise.
6414 (memset_libfunc): Likewise.
6415 (setbits_libfunc): Likewise.
6416 (setjmp_libfunc): Likewise.
6417 (longjmp_libfunc): Likewise.
6418 (profile_function_entry_libfunc): Likewise.
6419 (profile_function_exit_libfunc): Likewise.
6420 (gcov_flush_libfunc): Likewise.
6421 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6422 and DECL_VISIBILITY on the declaration.
6423 (init_optabs): Do not initialize obsolete libfuncs.
6424 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6425 * tree-core.h (ECF_RET1): Define.
6426 (ECF_TM_PURE): Adjust.
6427 (ECF_TM_BUILTIN): Likewise.
6428 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6429 (build_common_builtin_nodes): Initialize abort builtin.
6430 Add ECF_RET1 on memcpy, memmove and memset builtins.
6431 Pass final flags for alloca and alloca_with_align builtins.
6432 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6434 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6435 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6436 set_storage_via_libcall and call emit_block_copy_via_libcall.
6438 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6440 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6441 DImode before it is passed to ix86_output_call_operand.
6442 (*call_value_got_x32): Ditto for operand 1.
6444 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6446 PR rtl-optimization/70904
6447 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6448 reload for wide mode.
6450 2016-05-12 Marek Polacek <polacek@redhat.com>
6453 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6454 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6455 * langhooks.h (incomplete_type_error): Likewise.
6456 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6457 parameter, pass it down to incomplete_type_error.
6458 * tree.h (size_in_bytes): New inline overload.
6459 (size_in_bytes_loc): Renamed from size_in_bytes.
6461 2016-05-12 Richard Biener <rguenther@suse.de>
6463 PR tree-optimization/71059
6464 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6465 nary before looking up or entering the expression into the VN
6467 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6468 Make sure to re-use NARYs without result as inserted by
6471 2016-05-12 Richard Biener <rguenther@suse.de>
6473 PR tree-optimization/71062
6474 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6476 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6477 vars_contains_restrict if the var is a restrict tag.
6478 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6479 do not disambiguate pointers against it.
6480 (dump_points_to_solution): Re-structure and adjust for new
6481 vars_contains_restrict flag.
6482 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6484 2016-05-12 Martin Liska <mliska@suse.cz>
6486 * doc/invoke.texi: Explain connection between
6487 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6489 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6491 PR tree-optimization/71006
6492 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6493 consider COND_EXPR as a mask producer.
6495 2016-05-12 Marek Polacek <polacek@redhat.com>
6498 * opts.c (common_handle_option): Detect missing argument for --help^.
6500 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6503 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6504 when popping the PC and within an interrupt handler routine.
6505 Add missing tab to output of "ldmfd".
6506 (output_return_instruction): Output LDMFD with SP update rather
6507 than POP when returning from interrupt handler.
6509 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6511 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6512 TARGET_64BIT && TARGET_AVX512DQ.
6513 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6514 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6515 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6516 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6517 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6518 (*vec_extractv4si_zext): Add avx512dq alternative.
6519 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6520 use v instead of x constraint in other alternatives where possible.
6522 * config/i386/sse.md (sse2_loadld): Use v instead of x
6523 constraint in alternatives 0,1,4.
6525 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6526 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6527 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6530 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6531 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6532 is not emitted unless TARGET_AVX512BW.
6533 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6534 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6535 for the result operand.
6537 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6538 constraint instead of x in avx alternatives. Use maybe_evex instead
6541 * config/i386/constraints.md (Yv): New constraint.
6542 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6543 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6544 * config/i386/i386.md (avx512fvecmode): New mode attr.
6545 (*pushtf): Use v constraint instead of x.
6546 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6547 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6548 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6549 (*absnegtf2_sse): Likewise.
6550 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6551 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6552 avx512f alternatives.
6553 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6555 2016-05-12 Richard Biener <rguenther@suse.de>
6557 PR tree-optimization/71060
6558 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6559 require exact match of DR_BASE_OBJECT but only matching address and
6562 2016-05-12 Richard Biener <rguenther@suse.de>
6564 PR tree-optimization/70986
6565 * cfganal.c: Include cfgloop.h.
6566 (dfs_find_deadend): Prefer to take edges exiting loops.
6568 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6570 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6571 compile and run time.
6573 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6576 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6578 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.c (legitimize_pic_address): Use
6581 copy_to_suggested_reg instead of gen_movsi.
6583 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6585 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6586 the code into quad_address_p and call it to share code with
6587 vsx_quad_dform_memory_operand.
6588 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6590 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6591 bit instead of being a separate word. Split -mpower9-dform into
6592 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6593 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6594 for the register class supporting 128-bit quad word memory offsets.
6595 (mode_supports_vsx_dform_quad): Helper function to return if the
6596 register class uses quad word memory offsets.
6597 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6598 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6599 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6600 instructions are enabled, set up the appropriate addr_masks for
6602 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6603 -mpower9-dform-scalar, instead of -mpower9-dform.
6604 (rs6000_option_override_internal): Split -mpower9-dform into two
6605 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6606 -mpower9-dform switch sets or clears both. If we are not using
6607 the LRA register allocator, do not enable -mpower9-dform-vector by
6608 default. If we are using LRA, enable -mpower9-dform-vector and
6609 -mvsx-timode if it is appropriate. Issue a warning if either
6610 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6612 (quad_address_offset_p): New helper function to return if the
6613 offset is legal for quad word memory instructions.
6614 (quad_address_p): New function to determin if GPR or vector
6615 register quad word memory addresses are legal.
6616 (mem_operand_gpr): Validate quad word address offsets.
6617 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6618 d-form (register + offset) instructions.
6619 (offsettable_ok_by_alignment): Likewise.
6620 (rs6000_legitimate_offset_address_p): Likewise.
6621 (legitimate_lo_sum_address_p): Likewise.
6622 (rs6000_legitimize_address): Likewise.
6623 (rs6000_legitimize_reload_address): Add more debug statements for
6625 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6626 d-form instructions.
6627 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6628 d-form instructions. Distinguish different cases in debug
6629 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6630 d-form instructions.
6631 (rs6000_preferred_reload_class): Likewise.
6632 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6633 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6634 of the ISA 2.06 indexed memory instructions.
6635 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6636 use them to save/restore the saved vector registers instead of
6637 using Altivec instructions.
6638 (rs6000_emit_epilogue): Likewise.
6639 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6640 (rs6000_opt_masks): Split -mpower9-dform into
6641 -mpower9-dform-scalar and -mpower9-dform-vector.
6642 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6644 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6645 ISA 3.0 vector indexed memory instructions, and fold the code into
6646 the normal mov<mode> patterns.
6647 (p9_vecstore_<mode>): Likewise.
6648 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6650 (vsx_movti_64bit): Likewise.
6651 (vsx_movti_32bit): Likewise.
6652 * config/rs6000/constraints.md (wO constraint): New constraint for
6653 ISA 3.0 vector d-form support.
6654 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6655 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6656 include -mpower9-dform-vector until we switch over to LRA.
6657 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6658 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6659 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6660 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6661 for -mpower9-dform and -mlra.
6662 * doc/md.texi (wO constraint): Document wO constraint.
6664 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6666 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6667 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6668 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6669 Move handling of non-insn arguments inline into the sole user:
6670 (output_trans_func): ...here.
6671 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6672 in emitted function prototype.
6673 (output_internal_insn_latency_func): Ditto. Simplify.
6674 (output_internal_maximal_insn_latency_func): Ditto. Delete
6675 always-unused argument.
6676 (output_insn_latency_func): Ditto.
6677 (output_maximal_insn_latency_func): Ditto.
6679 2016-05-11 Richard Biener <rguenther@suse.de>
6681 PR tree-optimization/71055
6682 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6683 sth with precision not equal to access size verify we don't chop
6686 2016-05-11 Richard Biener <rguenther@suse.de>
6689 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6690 (dwarf2out_finish): Move retry_incomplete_types call ...
6691 (dwarf2out_early_finish): ... here.
6693 2016-05-11 Richard Biener <rguenther@suse.de>
6696 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6697 if the langhook insists on it.
6698 * fold-const.c (make_bit_field_ref): Add arg for the original
6699 reference and preserve its alias-set.
6700 (decode_field_reference): Take exp by reference and adjust it
6701 to the original memory reference.
6702 (optimize_bit_field_compare): Adjust callers.
6703 (fold_truth_andor_1): Likewise.
6704 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6706 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6709 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6710 * cfgrtl.c (delete_insn_and_edges): Likewise.
6711 * config/i386/i386.c (convert_scalars_to_vector): Remove
6713 * cse.c (cse_insn): Compute cse_cfg_altered.
6714 (delete_trivially_dead_insns): Likewise.
6715 (cse_cc_succs): Likewise.
6716 (rest_of_handle_cse): Free dominance info if required.
6717 (rest_of_handle_cse2): Likewise.
6718 (rest_of_handle_cse_after_global_opts): Likewise.
6720 2016-05-11 Alan Modra <amodra@gmail.com>
6722 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6723 abi_v4_pass_in_fpr): New functions.
6724 (rs6000_function_arg_boundary): Exclude complex IBM long double
6725 from 64-bit alignment when ABI_V4.
6726 (rs6000_function_arg, rs6000_function_arg_advance_1,
6727 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6729 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6731 PR rtl-optimization/71028
6732 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6733 jump with just a return in the fallthrough block if the branch
6734 block contains just a return as well.
6736 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6738 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6739 * match.pd ((X & Y) ^ Y): ... this.
6740 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6741 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6743 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6745 * read-md.c (require_char_ws): New function.
6746 (read_string): Simplify using require_char_ws.
6747 (handle_constants): Likewise.
6748 (handle_enum): Likewise.
6749 (handle_file): Likewise.
6750 * read-md.h (require_char_ws): New declaration.
6751 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6752 (read_mapping): Likewise.
6753 (read_rtx_code): Likewise.
6754 (read_nested_rtx): Likewise.
6756 2016-05-10 James Norris <jnorris@codesourcery.com>
6758 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6759 if offloading is enabled and -fopenacc or -fopenmp is specified.
6760 (CRTOFFLOADEND): Likewise.
6761 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6762 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6764 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6766 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6767 gotoff_operand code paths. Use copy_to_suggested_regs and
6768 expand_simple_binop where appropriate. Cleanup.
6770 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6773 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6775 (dimode_scalar_chain::vector_const_cost): New.
6776 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6777 (dimode_scalar_chain::convert_op): Likewise.
6778 (dimode_scalar_chain::convert_insn): Likewise.
6780 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6782 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6783 unary operation, not a binary one.
6785 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6788 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6789 calls with type casted fndecl.
6791 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6793 PR tree-optimization/70786
6794 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6795 * calls.c (initialize_argument_information): Bind bounds
6796 with corresponding args passed by reference.
6798 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6801 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6802 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6803 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6806 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6809 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6810 code for a zero scale factor.
6811 (vsx_xvcvdpuxds_scale): Likewise.
6813 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6815 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6816 if show_ruler_p was set on the context.
6817 (layout::show_ruler): New method.
6818 * diagnostic.h (struct diagnostic_context): Add field
6821 2016-05-10 Richard Biener <rguenther@suse.de>
6823 PR tree-optimization/71039
6824 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6825 (chk_uses): New function.
6826 (propagate_with_phi): Verify we can safely replicate the lhs of an
6827 aggregate assignment on all incoming edges.
6829 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6831 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6833 (rx_atomic_sequence): New class.
6834 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6835 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6837 (rx_atomic_sequence::rx_atomic_sequence,
6838 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6839 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6840 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6841 CTRLREG_INTB): New constants.
6842 (FETCHOP): New code iterator.
6843 (fethcop_name, fetchop_name2): New iterator code attributes.
6844 (QIHI): New mode iterator.
6845 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6846 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6847 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6849 2016-05-10 Martin Liska <mliska@suse.cz>
6851 * tree-inline.c (remap_dependence_clique): Do not remap
6852 debugging statements.
6854 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6856 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6857 ("*fixuns_truncdfdi2_z13")
6858 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6859 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6860 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6862 2016-05-10 Richard Biener <rguenther@suse.de>
6864 PR tree-optimization/70497
6865 PR tree-optimization/28367
6866 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6868 (visit_reference_op_load): ... here.
6869 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6870 with simplified BIT_FIELD_REFs.
6871 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6872 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6875 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6877 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6878 documentation comment. For BLOCK nodes, add a
6879 DW_AT_abstract_origin attribute that points to the DIE generated
6880 for the origin BLOCK.
6881 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6882 blocks from inlined functions.
6884 2016-05-10 Alan Modra <amodra@gmail.com>
6887 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6888 regrename modifying insns saving lr before __morestack call.
6889 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6890 insns restoring lr after __morestack call.
6892 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6894 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6895 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6897 * config/i386/sse.md (vec_interleave_high<mode>,
6898 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6899 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6901 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6903 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6904 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6905 parallel reassociation for power8 and forward.
6907 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6909 * config/i386/i386.md (absneg splitters with general regs): Use
6910 general_reg_operand predicate.
6911 (btsq peephole2): Use x86_64_immediate_operand to check if new
6912 value is suitable for immediate operand. Generate emitted insn
6913 using RTL expressions.
6914 (btcq peephole2): Ditto.
6915 (btrq peephole2): Ditto. Generate correct immediate operand
6918 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6920 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6923 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6925 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6926 pointer dereference.
6928 2016-05-09 Richard Biener <rguenther@suse.de>
6930 PR tree-optimization/70985
6931 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6932 op0 isn't a gimple register.
6934 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6936 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6937 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6938 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6939 (i6400_fpu_mult): New cpu units.
6940 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6941 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6942 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6943 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6944 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6945 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6946 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6947 (i6400_msa_long_float4, i6400_msa_long_float5)
6948 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6949 (i6400_msa_fdiv_sf): New reservations.
6950 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6951 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6952 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6953 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6954 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6955 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6956 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6957 (msa_short_store4, msa_long_load, msa_short_store)
6958 (msa_long_logic, msa_long_float2, msa_long_float4)
6959 (msa_long_float5, msa_long_float8, msa_long_mult)
6960 (msa_long_fdiv, msa_long_div): New reservations.
6962 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6963 Sameera Deshpande <sameera.deshpande@imgtec.com>
6964 Matthew Fortune <matthew.fortune@imgtec.com>
6965 Graham Stott <graham.stott@imgtec.com>
6966 Chao-ying Fu <chao-ying.fu@imgtec.com>
6968 * config.gcc: Add MSA header file for mips*-*-* target.
6969 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6970 (Ubv8i, Urv8): New constraints.
6971 * config/mips/mips-ftypes.def: Add function types for MSA
6973 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6974 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6975 * config/mips/mips-msa.md: New file.
6976 * config/mips/mips-protos.h
6977 (mips_split_128bit_const_insns): New prototype.
6978 (mips_msa_idiv_insns): Likewise.
6979 (mips_split_128bit_move): Likewise.
6980 (mips_split_128bit_move_p): Likewise.
6981 (mips_split_msa_copy_d): Likewise.
6982 (mips_split_msa_insert_d): Likewise.
6983 (mips_split_msa_fill_d): Likewise.
6984 (mips_expand_msa_branch): Likewise.
6985 (mips_const_vector_same_val_p): Likewise.
6986 (mips_const_vector_same_bytes_p): Likewise.
6987 (mips_const_vector_same_int_p): Likewise.
6988 (mips_const_vector_shuffle_set_p): Likewise.
6989 (mips_const_vector_bitimm_set_p): Likewise.
6990 (mips_const_vector_bitimm_clr_p): Likewise.
6991 (mips_msa_vec_parallel_const_half): Likewise.
6992 (mips_msa_output_division): Likewise.
6993 (mips_ldst_scaled_shift): Likewise.
6994 (mips_expand_vec_cond_expr): Likewise.
6995 * config/mips/mips.c (enum mips_builtin_type): Add
6996 MIPS_BUILTIN_MSA_TEST_BRANCH.
6997 (mips_gen_const_int_vector_shuffle): New prototype.
6998 (mips_const_vector_bitimm_set_p): New function.
6999 (mips_const_vector_bitimm_clr_p): Likewise.
7000 (mips_const_vector_same_val_p): Likewise.
7001 (mips_const_vector_same_bytes_p): Likewise.
7002 (mips_const_vector_same_int_p): Likewise.
7003 (mips_const_vector_shuffle_set_p): Likewise.
7004 (mips_symbol_insns): Forbid loading symbols via immediate for
7006 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7008 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7010 (mips_lx_address_p): Add support load indexed address for MSA.
7011 (mips_address_insns): Add calculation of instructions needed for
7012 stores and loads for MSA.
7013 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7014 CONST_VECTOR for MSA and let it fall through.
7015 (mips_ldst_scaled_shift): New function.
7016 (mips_subword_at_byte): Likewise.
7017 (mips_msa_idiv_insns): Likewise.
7018 (mips_legitimize_move): Validate MSA moves.
7019 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7020 calculation of costs for MSA division.
7021 (mips_split_move_p): Check if MSA moves need splitting.
7022 (mips_split_move): Split MSA moves if necessary.
7023 (mips_split_128bit_move_p): New function.
7024 (mips_split_128bit_move): Likewise.
7025 (mips_split_msa_copy_d): Likewise.
7026 (mips_split_msa_insert_d): Likewise.
7027 (mips_split_msa_fill_d): Likewise.
7028 (mips_output_move): Handle MSA moves.
7029 (mips_expand_msa_branch): New function.
7030 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7031 Reinstate 'y' modifier.
7032 (mips_file_start): Add MSA .gnu_attribute.
7033 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7035 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7036 (mips_class_max_nregs): Add register size for MSA supported mode.
7037 (mips_cannot_change_mode_class): Allow conversion between MSA
7038 vector modes and TImode.
7039 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7041 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7042 (mips_preferred_simd_mode): Add preffered modes for MSA.
7043 (mips_vector_mode_supported_p): Add MSA supported modes.
7044 (mips_autovectorize_vector_sizes): New function.
7045 (mips_msa_output_division): Likewise.
7046 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7047 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7048 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7049 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7050 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7051 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7052 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7053 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7054 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7055 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7056 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7057 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7058 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7059 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7060 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7061 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7062 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7063 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7064 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7065 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7066 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7067 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7068 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7069 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7070 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7071 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7072 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7073 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7074 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7075 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7076 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7077 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7078 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7079 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7080 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7081 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7082 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7083 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7084 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7085 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7086 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7087 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7088 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7089 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7090 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7091 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7092 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7093 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7094 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7095 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7096 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7097 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7098 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7099 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7100 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7101 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7102 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7103 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7104 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7105 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7106 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7107 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7108 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7109 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7110 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7111 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7112 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7113 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7114 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7115 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7116 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7117 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7118 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7119 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7120 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7121 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7122 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7123 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7124 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7125 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7126 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7127 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7128 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7129 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7130 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7131 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7132 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7133 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7134 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7135 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7136 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7137 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7138 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7139 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7140 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7141 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7142 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7143 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7144 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7145 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7146 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7147 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7148 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7149 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7150 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7151 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7152 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7153 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7154 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7155 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7156 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7157 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7158 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7159 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7160 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7161 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7162 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7163 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7164 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7165 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7166 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7167 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7168 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7169 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7170 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7171 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7172 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7173 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7174 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7175 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7176 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7177 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7178 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7179 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7180 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7181 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7182 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7183 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7184 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7185 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7186 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7187 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7188 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7189 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7190 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7191 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7192 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7193 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7194 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7195 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7196 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7198 (mips_get_builtin_decl_index): New array.
7199 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7200 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7201 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7202 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7203 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7205 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7207 (mips_expand_builtin_insn): Prepare operands for
7208 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7209 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7210 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7211 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7212 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7213 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7214 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7215 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7216 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7217 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7218 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7219 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7220 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7221 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7222 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7223 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7224 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7225 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7226 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7227 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7228 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7229 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7230 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7231 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7232 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7233 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7234 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7235 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7236 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7237 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7238 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7239 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7240 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7241 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7242 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7243 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7244 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7245 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7246 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7247 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7248 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7249 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7250 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7251 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7252 These are set implicitly and an error is reported if overridden.
7253 (mips_expand_builtin_msa_test_branch): New function.
7254 (mips_expand_msa_shuffle): Likewise.
7255 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7256 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7257 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7258 (mips_expand_vec_unpack): Add support for MSA.
7259 (mips_expand_vector_init): Likewise.
7260 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7261 instead of const0_rtx.
7262 (mips_msa_vec_parallel_const_half): New function.
7263 (mips_gen_const_int_vector): Likewise.
7264 (mips_gen_const_int_vector_shuffle): Likewise.
7265 (mips_expand_msa_cmp): Likewise.
7266 (mips_expand_vec_cond_expr): Likewise.
7267 * config/mips/mips.h
7268 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7269 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7271 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7272 (ISA_HAS_MSA): New macro.
7273 (UNITS_PER_MSA_REG): Likewise.
7274 (BITS_PER_MSA_REG): Likewise.
7275 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7276 (MSA_REG_FIRST): New macro.
7277 (MSA_REG_LAST): Likewise.
7278 (MSA_REG_NUM): Likewise.
7279 (MSA_REG_P): Likewise.
7280 (MSA_REG_RTX_P): Likewise.
7281 (MSA_SUPPORTED_MODE_P): Likewise.
7282 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7283 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7284 * config/mips/mips.md: Include mips-msa.md.
7285 (alu_type): Add simd_add.
7286 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7287 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7288 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7289 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7290 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7291 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7292 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7293 simd_move, simd_load, simd_store. Choose "multi" for moves
7295 (qword_mode): New attribute.
7296 (insn_count): Add instruction count for quad moves.
7297 Increase the count for MIPS SIMD division.
7298 (UNITMODE): Add UNITMODEs for vector types.
7299 (addsub): New code iterator.
7300 * config/mips/mips.opt (mmsa): New option.
7301 * config/mips/msa.h: New file.
7302 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7304 * config/mips/mti-linux.h: Likewise.
7305 * config/mips/predicates.md
7306 (const_msa_branch_operand): New constraint.
7307 (const_uimm3_operand): Likewise.
7308 (const_uimm4_operand): Likewise.
7309 (const_uimm5_operand): Likewise.
7310 (const_uimm8_operand): Likewise.
7311 (const_imm5_operand): Likewise.
7312 (aq10b_operand): Likewise.
7313 (aq10h_operand): Likewise.
7314 (aq10w_operand): Likewise.
7315 (aq10d_operand): Likewise.
7316 (const_m1_operand): Likewise.
7317 (reg_or_m1_operand): Likewise.
7318 (const_exp_2_operand): Likewise.
7319 (const_exp_4_operand): Likewise.
7320 (const_exp_8_operand): Likewise.
7321 (const_exp_16_operand): Likewise.
7322 (const_vector_same_val_operand): Likewise.
7323 (const_vector_same_simm5_operand): Likewise.
7324 (const_vector_same_uimm5_operand): Likewise.
7325 (const_vector_same_uimm6_operand): Likewise.
7326 (const_vector_same_uimm8_operand): Likewise.
7327 (par_const_vector_shf_set_operand): Likewise.
7328 (reg_or_vector_same_val_operand): Likewise.
7329 (reg_or_vector_same_simm5_operand): Likewise.
7330 (reg_or_vector_same_uimm6_operand): Likewise.
7331 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7333 * doc/invoke.texi (-mmsa): Document new option.
7335 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7337 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7338 * configure: Regenerate.
7339 * config.in: Regenerate.
7340 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7342 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7343 (ENDFILE_VTV_SPEC): Define.
7345 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7347 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7348 registers in all interrupt handlers if necessary.
7349 (rl78_option_override): Add warning.
7350 (MUST_SAVE_MDUC_REGISTERS): New macro.
7351 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7352 * config/rl78/rl78.c (check_mduc_usage): New function.
7353 (mduc_regs): New structure to hold MDUC register data.
7354 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7355 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7356 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7357 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7358 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7359 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7361 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7363 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7364 (tree-ssa-loop-niter.h): Ditto.
7365 (idx_within_array_bound, ref_within_array_bound): New functions.
7366 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7367 Factor out check on writable base object to ...
7368 (base_object_writable): ... here.
7370 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7372 * config/arm/arm.md (probe_stack): Add modes to set source
7375 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7377 * regrename.c (base_reg_class_for_rename): New static function.
7378 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7380 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7382 * cgraph.c (thunk_adjust): Export.
7383 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7384 * cgraphunit.c (thunk_adjust): Export.
7385 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7387 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7389 * tree-inline.c (expand_call_inline): Expand thunks inline.
7391 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7394 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7395 (*sse2_vd_cvtss2sd): Ditto.
7396 * config/i386/i386.md
7397 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7398 Generate *sse2_vd_cvtsd2ss pattern.
7399 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7400 Generate *sse2_vd_cvtss2sd pattern.
7402 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7404 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7405 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7408 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7410 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7411 * config/sh/sh.c: Define and declare variables on first use throughout
7413 (current_function_interrupt): Change to bool type.
7414 (frame_insn): Rename to emit_frame_insn and update users.
7415 (push_regs): Use bool for 'interrupt_handler' argument.
7416 (save_schedule_s): Remove.
7417 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7418 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7419 targetm.asm_out.unaligned_op.di.
7420 (gen_far_branch): Remove redundant forward declaration.
7421 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7422 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7423 (sh_set_return_address, sh_function_ok_for_sibcall,
7424 scavenge_reg): Update comments.
7425 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7426 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7427 (sh_attr_renesas_p): Remove unnecessary parentheses.
7428 (branch_dest): Simplify.
7429 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7430 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7431 (CUMULATIVE_ARGS): Change macro to typedef.
7432 (current_function_interrupt): Change to bool type.
7433 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7434 Surround with __cplusplus ifdef.
7435 (sh_compare_op0, sh_compare_op1): Remove.
7436 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7438 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7440 * config/arm/arm.md: (arch): Add neon.
7441 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7442 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7443 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7444 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7445 attributes for alt renumbering. Mark alt 3 as non-predicable.
7446 (thumb2_movdf_vfp): Likewise.
7448 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7450 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7451 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7452 (*andqi_1): Add preferred_for_speed attribute to disparage
7453 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7454 (*<code>qi_1): Ditto.
7455 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7456 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7457 (*ashlqi3_1): Ditto.
7458 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7459 Add preferred_for_size attribute to disparage alternative 0 and
7460 preferred_for_speed attribute to disparage alternative 1 for
7461 TARGET_PARTIAL_REG_STALL targets.
7463 2016-05-07 Tom de Vries <tom@codesourcery.com>
7465 PR tree-optimization/70956
7466 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7469 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7471 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7472 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7473 * config/sh/sh.md (branch_zero): Remove define_attr.
7474 (define_delay): Disable delay slot if branch distance is one insn.
7476 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7478 * config/i386/i386.md (LEAMODE): New mode attribute.
7479 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7480 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7481 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7482 operand 2 predicate.
7483 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7484 (*lea<mode>_general_3): Ditto.
7485 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7487 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7489 * genmddump.c (main): Convert argv from char ** to const char **.
7491 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7493 * coretypes.h (OVERRIDE): New macro.
7496 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7498 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7499 allow coalescing if the types are compatible.
7501 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7503 * pass_manager.h (pass_manager::register_pass_name): New method.
7504 (pass_manager::get_pass_by_name): New method.
7505 (pass_manager::create_pass_tab): New method.
7506 (pass_manager::m_name_to_pass_map): New field.
7507 * passes.c (name_to_pass_map): Delete global in favor of field
7508 "m_name_to_pass_map" of pass_manager.
7509 (register_pass_name): Rename from a function to...
7510 (pass_manager::register_pass_name): ...this method, updating
7511 for renaming of global "name_to_pass_map" to field
7512 "m_name_to_pass_map".
7513 (create_pass_tab): Rename from a function to...
7514 (pass_manager::create_pass_tab): ...this method, updating
7515 for renaming of global "name_to_pass_map" to field.
7516 (get_pass_by_name): Rename from a function to...
7517 (pass_manager::get_pass_by_name): ...this method.
7518 (enable_disable_pass): Convert use of get_pass_by_name to
7519 a method call, locating the pass_manager singleton.
7521 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7523 * genattr-common.c (main): Convert argv from char ** to const char **.
7524 * genattr.c (main): Likewise.
7525 * genattrtab.c (main): Likewise.
7526 * genautomata.c (initiate_automaton_gen): Likewise.
7528 * gencodes.c (main): Likewise.
7529 * genconditions.c (main): Likewise.
7530 * genconfig.c (main): Likewise.
7531 * genconstants.c (main): Likewise.
7532 * genemit.c (main): Likewise.
7533 * genenums.c (main): Likewise.
7534 * genextract.c (main): Likewise.
7535 * genflags.c (main): Likewise.
7536 * genmddeps.c (main): Likewise.
7537 * genopinit.c (main): Likewise.
7538 * genoutput.c (main): Likewise.
7539 * genpeep.c (main): Likewise.
7540 * genpreds.c (main): Likewise.
7541 * genrecog.c (main): Likewise.
7542 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7543 (init_rtx_reader_args): Likewise.
7544 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7545 (init_rtx_reader_args): Likewise.
7546 * gentarget-def.c (main): Likewise.
7547 * read-md.c (read_md_files): Likewise.
7548 * read-md.h (read_md_files): Likewise.
7550 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7552 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7553 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7554 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7555 Remove unused predicate.
7556 (register_and_not_fp_reg_operand): Ditto.
7558 2016-05-06 Martin Liska <mliska@suse.cz>
7560 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7561 instead of vec as the vector is local to the function.
7563 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7565 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7566 avx512bw alternative.
7568 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7569 before the ashr<mode>3 pattern.
7571 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7572 v instead of x in vex or maybe_vex alternatives, use
7573 maybe_evex instead of vex in prefix.
7575 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7576 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7577 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7578 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7581 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7582 v instead of x in vex or maybe_vex alternatives, use
7583 maybe_evex instead of vex in prefix.
7585 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7586 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7587 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7588 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7589 alternatives, use maybe_evex instead of vex in prefix.
7591 * config/i386/sse.md (vec_interleave_lowv4sf,
7592 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7593 v instead of x in vex or maybe_vex alternatives, use
7594 maybe_evex instead of vex in prefix.
7596 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7597 v instead of x in vex or maybe_vex alternatives, use
7598 maybe_evex instead of vex in prefix.
7600 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7601 v constraint instead of x.
7603 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7605 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7606 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7609 2016-05-06 Richard Biener <rguenther@suse.de>
7611 PR tree-optimization/70948
7612 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7613 Properly clobber all fields of va_list for __builtin_va_start.
7615 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7618 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7619 loop latch destination.
7621 2016-05-06 Martin Liska <mliska@suse.cz>
7623 * tree-ssa-uninit.c: Apply manual changes
7624 to the GNU coding style.
7625 (prune_uninit_phi_opnds): Rename from
7626 prune_uninit_phi_opnds_in_unrealizable_paths.
7628 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7630 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7631 mspace): Remove deprecated options.
7632 * doc/invoke.texi (SH options): Remove -mspace.
7634 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7636 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7638 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7640 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7641 corresponding combine split pattern.
7643 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7646 * config/sh/predicates.md (long_displacement_mem_operand): New.
7647 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7648 Add movi20, movi20s alternatives. Adjust length attribute for
7650 (movsi_ie): Allow for any FPU. Adjust length attribute for
7652 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7653 attribute for alternatives.
7654 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7655 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7656 length attribute for alternatives.
7658 2016-05-06 Richard Biener <rguenther@suse.de>
7660 PR tree-optimization/70960
7661 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7663 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7666 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7667 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7669 2016-05-06 Marek Polacek <polacek@redhat.com>
7672 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7674 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7677 * config/sh/sh.md (*rotcr): Add another variant.
7679 2016-05-06 Richard Biener <rguenther@suse.de>
7682 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7684 2016-05-06 Richard Biener <rguenther@suse.de>
7687 * fold-const.c (split_tree): Always convert to the original type
7690 2016-05-06 Richard Biener <rguenther@suse.de>
7692 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7693 (fwprop_addr): Likewise.
7695 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7698 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7700 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7701 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7702 the splitter condition.
7703 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7704 the splitter condition.
7705 (FP float_extend load splitter): Ditto.
7707 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7709 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7710 to REGNO in all peephole2 patterns.
7711 (post-reload splitters): Change true_regnum to REGNO in
7712 post-reload splitters.
7713 (zero_extend splitters): Use general_reg_operand and
7714 nonimmediate_gr_operand predicates.
7716 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7718 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7719 v constraint instead of x.
7721 2016-05-05 Alan Modra <amodra@gmail.com>
7724 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7725 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7726 TARGET_NO_FP_IN_TOC for -mrelocatable.
7727 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7728 TARGET_RELOCATABLE test.
7729 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7730 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7731 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7732 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7733 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7734 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7735 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7736 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7737 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7738 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7740 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7741 (rs6000_stack_info): Likewise.
7742 (rs6000_elf_asm_out_constructor): Likewise.
7743 (rs6000_elf_asm_out_destructor): Likewise.
7744 (rs6000_elf_declare_function_name): Likewise.
7745 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7746 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7749 2016-05-05 Alan Modra <amodra@gmail.com>
7751 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7753 2016-05-05 Alan Modra <amodra@gmail.com>
7755 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7756 out-of-line gpr restore for one or two regs if that would add
7759 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7762 * config/i386/i386.md
7763 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7764 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7765 as operand 0 predicate.
7766 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7768 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7769 Ditto. Emit the pattern using RTX.
7771 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7772 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7773 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7774 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7776 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7777 sse_reg_operand as operand 0 predicate.
7779 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7780 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7781 instead of gen_rtx_REG.
7782 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7785 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7787 * function.c (emit_use_return_register_into_block): Delete.
7788 (gen_return_pattern): Delete.
7789 (emit_return_into_block): Delete.
7790 (active_insn_between): Delete.
7791 (convert_jumps_to_returns): Delete.
7792 (emit_return_for_exit): Delete.
7793 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7794 simple_return for shrink-wrapped blocks.
7795 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7796 end of blocks that need one.
7797 (get_unconverted_simple_return): Delete.
7798 (convert_to_simple_return): Delete.
7799 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7800 (convert_to_simple_return): Ditto.
7802 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7804 * cfgcleanup.c (bb_is_just_return): New function.
7805 (try_optimize_cfg): Simplify jumps to return, branches to return,
7806 and branches around return.
7808 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7810 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7813 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7817 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7818 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7819 assert flags & OEP_HASH_CHECK, instead of asserting it
7820 never happens. Handle TARGET_EXPR.
7821 * fold-const.c (operand_equal_p): For hash verification,
7822 or in OEP_HASH_CHECK into flags.
7824 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7826 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7828 (compute_samebase_partition_bases): Fix typo.
7830 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7832 * config/i386/sse.md (vec_interleave_highv8sf,
7833 vec_interleave_lowv8sf, vec_interleave_highv4df,
7834 vec_interleave_lowv4df): Remove constraints from expanders.
7836 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7838 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7840 * tree-inline.c (expand_call_inline): Fix path dealing with
7841 making lhs of call statement undefined.
7843 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7845 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7846 Check availability on NODE, too.
7847 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7848 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7849 (varpool_node::call_for_symbol_and_aliase): Likewise.
7850 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7851 (propagate_pure_const): Propagate across interposable functions, too.
7852 (skip_function_for_local_pure_const): Do not skip interposable bodies
7854 (pass_local_pure_const::execute): Update.
7856 2016-05-04 Marek Polacek <polacek@redhat.com>
7858 * doc/invoke.texi: Document -Wdangling-else.
7860 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7862 * config.gcc: Error out when conflicting multilib is detected. Do not
7863 loop over multilibs since no combination is legal.
7865 2016-05-04 Alan Modra <amodra@gmail.com>
7867 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7868 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7869 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7872 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7874 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7875 Clean up p5600 comments.
7877 2016-05-04 Richard Biener <rguenther@suse.de>
7879 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7880 constructor simplifications.
7881 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7883 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7885 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7886 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7887 result.set_rtx is null instead of aborting.
7888 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7890 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7891 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7892 *mov<mode>_store_postinc): New patterns.
7894 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7896 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7897 as commutative. Check both conversions are NOP.
7898 ((A & B) OP (C & B)): Remove.
7900 2016-05-04 Alan Modra <amodra@gmail.com>
7902 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7904 2016-05-04 Alan Modra <amodra@gmail.com>
7907 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7908 when cr2,3,4 are all fixed regs.
7910 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7912 PR rtl-optimization/57193
7913 * opts.c (default_options_table): Revert OPT_frename_registers change.
7914 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7916 2016-05-03 Martin Sebor <msebor@redhat.com>
7919 * builtins.c (fold_builtin_FILE): New function.
7920 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7921 (fold_builtin_0): Call them.
7922 * gimplify.c (gimplify_call_expr): Remove the handling of
7923 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7926 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7927 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7931 * doc/extend.texi (Function Names as Strings): Update __func__,
7932 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7935 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7936 Richard Biener <rguenther@suse.de>
7938 PR tree-optimization/70916
7939 * tree-if-conv.c: Include cfganal.h.
7940 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7941 and remove_fake_exit_edges around the optimization pass.
7943 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7945 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7946 (cgraph_edge::make_direct): Likewise.
7947 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7948 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7949 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7950 (CIF_THUNK): New code.
7951 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7952 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7953 (compute_inline_parameters): Set inline_failed for thunks.
7954 (inline_analyze_function): Cleanup.
7955 * ipa-inline.c (can_inline_edge_p): Do not deal with
7956 call_stmt_cannot_inline_p.
7957 (can_early_inline_edge_p): Likewise.
7958 (early_inliner): Initialize inline_failed.
7959 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7961 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7963 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7964 from nonimm_ssenomem_operand.
7965 (nonimm_ssenomem_operand): New predicate.
7966 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7967 as operand 0 predicate.
7968 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7969 Disable unsupported alternatives using "enabled" attribute.
7970 Use register_ssemem_operand as operand 0 predicate.
7971 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7973 2016-05-03 Marek Polacek <polacek@redhat.com>
7976 * input.c (expansion_point_location): New function.
7977 * input.h (expansion_point_location): Declare.
7979 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7981 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7982 occurence with frame_offset_ ones.
7984 2016-05-03 Alan Modra <amodra@gmail.com>
7986 PR rtl-optimization/70890
7987 * ira.c (combine_and_move_insns): When moving def_insn, remove
7990 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7992 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7993 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7994 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7995 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7997 2016-05-03 Alan Modra <amodra@gmail.com>
7999 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8000 for SAVE_MULTIPLE/STORE_MULTIPLE.
8002 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8004 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8005 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8007 2016-05-03 Richard Biener <rguenther@suse.de>
8009 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8011 (gimplify_arg): Likewise.
8012 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8013 re-writing the result to a decl if required.
8014 (internal_get_tmp_var): Add allow_ssa parameter
8015 and override into_ssa with it.
8016 (get_formal_tmp_var): Adjust.
8017 (get_initialized_tmp_var): Add allow_ssa parameter.
8018 (gimplify_arg): Add allow_ssa parameter and avoid generating
8019 SSA names for the result false.
8020 (gimplify_call_expr): If the call may return twice do not
8021 gimplify parameters into SSA.
8022 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8023 (gimplify_modify_expr): Adjust assert. For noreturn calls
8024 with a SSA name LHS adjust its def.
8025 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8026 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8027 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8028 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8029 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8030 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8031 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8032 (optimize_target_teams): Do not allow SSA names for clause operands.
8033 (gimplify_expr): Likewise for where we mark the result addressable.
8034 * passes.def (pass_init_datastructures): Remove.
8035 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8036 (rewrite_stmt): Likewise.
8037 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8038 (replace_locals_op): Replace SSA names.
8039 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8040 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8041 * cgraph.c (release_function_body): Free CFG annotations only
8042 when we have a CFG. Simplify.
8043 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8044 force_gimple_operand instead of get_initialized_tmp_var.
8045 * tree-pass.h (make_pass_init_datastructures): Remove.
8046 * tree-ssa.c (execute_init_datastructures): Remove.
8047 (pass_data_init_datastructures): Likewise.
8048 (class pass_init_datastructures): Likewise.
8049 (make_pass_init_datastructures): Likewise.
8050 * omp-low.c (create_omp_child_function): Init SSA data structures.
8051 (grid_expand_target_grid_body): Likewise.
8052 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8053 name before adding it to names_to_release.
8054 (remove_bb): Always release SSA defs.
8055 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8056 before dereferencing it.
8057 * cgraphunit.c (init_lowered_empty_function): Always
8058 int SSA data structures.
8059 * tree-ssanames.c (release_defs): Remove assert that we are in
8061 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8063 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8064 Uros Bizjak <ubizjak@gmail.com>
8066 PR rtl-optimization/70467
8067 * config/i386/predicates.md (x86_64_hilo_int_operand,
8068 x86_64_hilo_general_operand): New predicates.
8069 * config/i386/constraints.md (Wd): New constraint.
8070 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8071 (general_hilo_operand): New mode attr.
8072 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8073 instead of <general_operand>.
8074 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8075 x86_64_hilo_general_operand instead of <general_operand>.
8077 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8079 PR tree-optimization/70916
8080 * tree-if-conv.c (constant_or_ssa_name): Removed.
8081 (fold_build_cond_expr): Use is_gimple_val instead of
8082 constant_or_ssa_name.
8084 PR tree-optimization/70916
8085 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8086 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8089 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8090 (optimize_atomic_bit_test_and): New function.
8091 (pass_fold_builtins::execute): Use it.
8092 * optabs.def (atomic_bit_test_and_set_optab,
8093 atomic_bit_test_and_complement_optab,
8094 atomic_bit_test_and_reset_optab): New optabs.
8095 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8096 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8097 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8098 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8099 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8100 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8101 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8102 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8103 atomic_bit_test_and_complement@var{mode},
8104 atomic_bit_test_and_reset@var{mode}): Document.
8105 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8106 atomic_bit_test_and_complement<mode>,
8107 atomic_bit_test_and_reset<mode>): New expanders.
8108 (atomic_bit_test_and_set<mode>_1,
8109 atomic_bit_test_and_complement<mode>_1,
8110 atomic_bit_test_and_reset<mode>_1): New insns.
8112 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8114 PR rtl-optimization/70687
8115 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8116 instead of unsigned HOST_WIDE_INT.
8118 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8120 PR rtl-optimization/44281
8121 * hard-reg-set.h (struct target_hard_regs): New field
8122 x_fixed_nonglobal_reg_set.
8123 (fixed_nonglobal_reg_set): New macro.
8124 * reginfo.c (init_reg_sets_1): Initialize it.
8125 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8127 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8129 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8131 PR tree-optimization/56541
8132 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8133 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8134 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8135 (any_complicated_phi): new static variable.
8136 (aggressive_if_conv): delete.
8137 (if_convertible_phi_p): support phis with more than two arguments.
8138 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8139 critical pred edges.
8140 (ifcvt_split_critical_edges): support phis with more than two
8141 arguments by checking new parameter. only split critical edges
8143 (tree_if_conversion): handle simd pragma marked loop using new
8144 local variable aggressive_if_conv. check any_complicated_phi.
8146 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8148 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8151 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8153 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8156 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8158 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8159 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8160 define_insn_and_split.
8161 (mulsi3_i): New define_insn_and_split.
8162 (mulsi3_call): Convert to define_insn.
8163 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8166 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8168 * machmode.h (mode_complex): Add support to give the complex mode
8170 (GET_MODE_COMPLEX_MODE): Likewise.
8171 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8172 stored by build_complex_type and gfc_build_complex_type instead of
8173 trying to figure out the appropriate mode based on the size. Raise
8174 an assertion error, if the type was not set.
8175 * genmodes.c (struct mode_data): Add field for the complex type of
8177 (blank_mode): Likewise.
8178 (make_complex_modes): Remember the complex mode created in the
8180 (emit_mode_complex): Write out the mode_complex array to map a
8181 type mode to the complex version.
8182 (emit_insn_modes_c): Likewise.
8183 * tree.c (build_complex_type): Set the complex type to use before
8184 calling layout_type.
8185 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8186 support for __float128 complex datatypes.
8187 (rs6000_hard_regno_mode_ok): Likewise.
8188 (rs6000_setup_reg_addr_masks): Likewise.
8189 (rs6000_complex_function_value): Likewise.
8190 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8191 __float128 and __ibm128 complex.
8192 (FLOAT128_IBM_P): Likewise.
8193 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8194 * doc/extend.texi (Additional Floating Types): Document that
8195 -mfloat128 must be used to enable __float128. Document complex
8196 __float128 and __ibm128 support.
8198 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8201 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8202 char/short arguments promoted to int because of promote_prototypes.
8204 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8206 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8207 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8208 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8209 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8210 alternatives using "enabled" attribute. Use register_ssemem_operand
8211 as operand 1 predicate.
8212 (*cmpi<unord>xf_i387): Split XFmode pattern from
8213 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8214 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8215 *absneg<mode>2_i387. Disable unsupported alternatives using
8216 "enabled" attribute.
8217 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8219 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8221 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8223 (oacc_loop_process): Check mask for loop termination.
8225 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8227 * cif-code.def (CIF_THUNK): Add.
8228 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8231 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8233 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8234 (dump_inline_summary): Dump it.
8235 (fp_expression_p): New predicate.
8236 (estimate_function_body_sizes): Use it.
8237 (inline_merge_summary): Merge fp_expressions.
8238 (inline_read_section): Read fp_expressions.
8239 (inline_write_summary): Write fp_expressions.
8240 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8241 codegen boundary if either caller or callee is !fp_expressions.
8242 * ipa-inline.h (inline_summary): Add fp_expressions.
8243 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8244 to fp_expressions be sure the fp generation flags are updated.
8246 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8248 PR rtl-optimization/70467
8249 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8251 PR rtl-optimization/70467
8252 * ipa-pure-const.c (check_call): Handle internal calls even in
8253 ipa mode like in local mode.
8255 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8257 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8259 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8261 * match.pd (X u< X, X u> X): New transformations.
8263 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8265 * flag-types.h (enum warn_strict_overflow_code): Move ...
8266 * coretypes.h: ... here.
8267 * fold-const.h (fold_overflow_warning): Declare.
8268 * fold-const.c (fold_overflow_warning): Make non-static.
8269 (fold_comparison): Move the transformation of X +- C1 CMP C2
8270 into X CMP C2 -+ C1 ...
8271 * match.pd: ... here.
8272 * gimple-fold.c (fold_stmt_1): Protect with
8273 fold_defer_overflow_warnings.
8275 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8277 * omp-low.c (struct oacc_loop): Add 'inner' field.
8278 (new_oacc_loop_raw): Initialize it to zero.
8279 (oacc_loop_fixed_partitions): Initialize it.
8280 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8281 available partitioning.
8283 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8285 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8287 (umulsidi3): Likewise.
8288 (indirect_jump): Fix jump instruction assembly patterns.
8290 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8293 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8294 (nvptx_function_value): Assert non-NULL cfun.
8296 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8298 PR rtl-optimization/70886
8299 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8301 * cselib.h (rtx_equal_for_cselib_1): Declare.
8302 (rtx_equal_for_cselib_p: New inline function.
8303 * cselib.c (rtx_equal_for_cselib_p): Delete.
8304 (rtx_equal_for_cselib_1): Make public.
8306 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8308 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8309 (register_mixssei387nonimm_operand): Remove predicate.
8310 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8311 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8312 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8313 for TARGET_MIX_SSE_I387 alternatives.
8314 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8315 Disable unsupported alternatives using "enabled" attribute. Use
8316 nonimm_ssenomem_operand as operand 1 predicate. Also check
8317 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8319 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8321 * tree.c (cst_and_fits_in_hwi): Simplify.
8323 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8325 * tree.h (wi::to_wide): New function.
8326 * expr.c (expand_expr_real_1): Use wi::to_wide.
8327 * fold-const.c (int_const_binop_1): Likewise.
8328 (extract_muldiv_1): Likewise.
8330 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8332 * wide-int.h: Update offset_int and widest_int documentation.
8333 (WI_SIGNED_SHIFT_RESULT): New macro.
8334 (wi::binary_shift): Define signed_shift_result_type for
8335 shifts on offset_int- and widest_int-like types.
8336 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8337 * tree.h (int_bit_position): Use shift operators instead of wi::
8339 * alias.c (adjust_offset_for_component_ref): Likewise.
8340 * expr.c (get_inner_reference): Likewise.
8341 * fold-const.c (fold_comparison): Likewise.
8342 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8343 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8344 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8345 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8346 (stmt_kills_ref_p): Likewise.
8347 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8348 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8349 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8350 (ao_ref_init_from_vn_reference): Likewise.
8352 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8354 * wide-int.h: Update offset_int and widest_int documentation.
8355 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8356 (wi::binary_traits): Allow ordered comparisons between offset_int and
8357 offset_int, between widest_int and widest_int, and between either
8358 of these types and basic C types.
8359 (operator <, <=, >, >=): Define for the same combinations.
8360 * tree.h (tree_int_cst_lt): Use comparison operators instead
8361 of wi:: comparisons.
8362 (tree_int_cst_le): Likewise.
8363 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8364 (fold_nonarray_ctor_reference): Likewise.
8365 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8366 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8367 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8368 * tree-sra.c (completely_scalarize): Likewise.
8369 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8370 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8371 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8372 (check_for_binary_op_overflow): Likewise.
8373 (search_for_addr_array): Likewise.
8374 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8376 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8378 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8379 (arc_save_restore): Likewise.
8380 (arc_dwarf_register_span): Likewise.
8381 (arc_output_pic_addr_const): Initialize suffix variable.
8383 2016-05-02 Martin Liska <mliska@suse.cz>
8385 * symbol-summary.h (function_summary::function_summary):
8386 Remove checking assert for all cgraph nodes.
8387 (function_summary::get): Check summary_uid.
8388 (symtab_insertion): Check summary_uid.
8390 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8392 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8393 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8395 (arc_dwarf_register_span): Remove enum keyword.
8396 (compact_memory_operand_p): New function.
8397 * config/arc/arc.h (reg_class): Add code density register classes.
8398 (REG_CLASS_NAMES): Likewise.
8399 (REG_CLASS_CONTENTS): Likewise.
8400 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8401 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8402 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8403 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8404 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8406 (h, Rcd, Rsd, Rzd): New register constraints.
8407 (T): Use compact_memory_operand_p function.
8408 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8410 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8412 * config/sh/sh.md (*negnegt, *movtt): Remove.
8414 2016-05-02 Marek Polacek <polacek@redhat.com>
8415 Tom de Vries <tom@codesourcery.com>
8417 PR tree-optimization/70700
8418 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8419 bigger than FIRST_REF_NODE.
8421 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8424 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8426 (prepare_cbranch_operands): Don't use scratch register. Assume that
8427 function is used when pseudos can be created.
8428 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8429 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8430 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8431 define_expand. Allow it only when pseudos can be created.
8432 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8434 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8436 * config/i386/constraints.md (BC): Only allow -1 operands.
8437 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8438 Add "enabled" attribute. Update XI mode attribute calculation.
8439 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8440 (*movoi_internal_avx): Update XI mode attribute calculation.
8441 (*movti_internal): Ditto.
8443 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8445 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8446 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8448 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8450 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8451 statement on instruction code. Remove trailing spaces.
8452 (altivec_expand_stv_builtin): Likewise.
8454 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8456 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8457 (TARGET_FPU_DOUBLE): Simplify.
8458 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8459 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8460 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8461 with 'TARGET_FPU_DOUBLE'.
8462 * config/sh/sh.md: Likewise.
8464 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8466 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8467 SH_DIV_STR_FOR_SIZE): Remove.
8468 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8469 SH_DIV_STR_FOR_SIZE): Remove.
8471 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8473 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8474 logical_reg_operand): Delete.
8475 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8476 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8477 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8478 match_operand and match_test.
8479 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8480 variables on their first use. Return bool values.
8481 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8482 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8483 arith_reg_operand for input operand. Remove empty constraints.
8485 (*xorsi3_compact): Rename to xorsi3.
8486 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8487 (*zero_extend<mode>si2_disp_mem): Update comment.
8490 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8492 * config/sh/t-sh: Remove SH5 support.
8493 * config.gcc: Likewise.
8494 * configure: Likewise.
8496 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8498 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8500 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8502 * config/sh/sh.c (register_sh_passes, sh_option_override,
8503 sh_print_operand, prepare_move_operands,
8504 sh_can_follow_jump): Remove TARGET_SH1 checks.
8505 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8506 PROMOTE_MODE): Likewise.
8507 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8510 2016-04-30 Alan Modra <amodra@gmail.com>
8512 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8513 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8514 Check for user regs later to avoid unnecessary looping over regs.
8515 Merge user reg check with non-saved reg check. Don't force
8516 inline VR restore when static chain used.
8517 (rs6000_frame_related): Omit eh_frame info for user regs when
8519 (fixed_regs_p): Delete.
8521 2016-04-30 Alan Modra <amodra@gmail.com>
8523 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8524 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8527 2016-04-30 Alan Modra <amodra@gmail.com>
8530 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8531 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8534 2016-04-30 Alan Modra <amodra@gmail.com>
8536 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8537 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8538 flag_pic test for Darwin.
8540 2016-04-30 Alan Modra <amodra@gmail.com>
8542 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8543 throw_calls_crossed.
8544 (REG_FREQ_CALLS_CROSSED): Delete.
8545 (REG_N_THROWING_CALLS_CROSSED): Delete.
8546 * regstat.c (regstat_bb_compute_ri): Don't calculate
8547 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8548 (dump_reg_info): Don't print call cross frequency.
8549 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8550 and REG_N_THROWING_CALLS_CROSSED.
8552 2016-04-30 Alan Modra <amodra@gmail.com>
8554 * regs.h (struct reg_info_t): Delete live_length.
8555 (REG_LIVE_LENGTH): Delete macro.
8556 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8557 local_live, local_processed and local_live_last_luid params.
8558 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8560 (regstat_compute_ri): Adjust for above. Don't set
8562 (dump_reg_info): Don't print live length.
8563 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8564 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8565 Localize loop_depth var.
8567 2016-04-30 Alan Modra <amodra@gmail.com>
8569 * ira.c (enum valid_equiv): New.
8570 (validate_equiv_mem): Return enum.
8571 (update_equiv_mem): Create replacement in more cases.
8572 (add_store_equivs): Update validate_equiv_mem call.
8574 2016-04-30 Alan Modra <amodra@gmail.com>
8576 * ira.c (combine_and_move_insns): Rather than scanning insns,
8577 use DF infrastucture to find use and def insns.
8579 2016-04-30 Alan Modra <amodra@gmail.com>
8581 ira.c (combine_and_move_insns): Move invariant conditions..
8582 (ira.c): ..to here. Call combine_and_move_insns before
8583 add_store_equivs. Call grow_reg_equivs later. Allocate
8584 req_equiv later using max_reg_num() rather than global max_regno.
8585 (contains_replace_regs): Delete.
8586 (add_store_equivs): Remove contains_replace_regs test.
8588 2016-04-30 Alan Modra <amodra@gmail.com>
8590 * ira.c (struct equiv_mem_data): New.
8591 (equiv_mem, equiv_mem_modified): Delete static vars.
8592 (validate_equiv_mem_from_store): Use "data" param to communicate..
8593 (validate_equiv_mem): ..from here.
8595 2016-04-30 Alan Modra <amodra@gmail.com>
8597 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8599 (update_reg_equivs): ..here. Move allocation and freeing of
8600 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8601 end_alias_analysis to..
8604 2016-04-30 Alan Modra <amodra@gmail.com>
8606 * ira.c (pdx_subregs): Delete.
8607 (struct equivalence): Add pdx_subregs field.
8608 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8610 (update_equiv_regs): Don't create or free pdx_subregs. Update
8613 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8615 * config/rs6000/altivec.h: Change definitions of vec_xl and
8617 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8618 (LD_ELEMREV_V2DI): New.
8619 (LD_ELEMREV_V4SF): New.
8620 (LD_ELEMREV_V4SI): New.
8621 (LD_ELEMREV_V8HI): New.
8622 (LD_ELEMREV_V16QI): New.
8623 (ST_ELEMREV_V2DF): New.
8624 (ST_ELEMREV_V2DI): New.
8625 (ST_ELEMREV_V4SF): New.
8626 (ST_ELEMREV_V4SI): New.
8627 (ST_ELEMREV_V8HI): New.
8628 (ST_ELEMREV_V16QI): New.
8631 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8632 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8633 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8634 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8635 (altivec_expand_builtin): Add handling for
8636 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8637 (rs6000_invalid_builtin): Add error-checking for
8638 RS6000_BTM_P9_VECTOR.
8639 (altivec_init_builtins): Define builtins used to implement vec_xl
8641 (rs6000_builtin_mask_names): Define power9-vector.
8642 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8643 (RS6000_BTM_P9_VECTOR): Define.
8644 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8645 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8646 (vsx_ld_elemrev_v2df): Likewise.
8647 (vsx_ld_elemrev_v4sf): Likewise.
8648 (vsx_ld_elemrev_v4si): Likewise.
8649 (vsx_ld_elemrev_v8hi): Likewise.
8650 (vsx_ld_elemrev_v16qi): Likewise.
8651 (vsx_st_elemrev_v2df): Likewise.
8652 (vsx_st_elemrev_v2di): Likewise.
8653 (vsx_st_elemrev_v4sf): Likewise.
8654 (vsx_st_elemrev_v4si): Likewise.
8655 (vsx_st_elemrev_v8hi): Likewise.
8656 (vsx_st_elemrev_v16qi): Likewise.
8657 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8660 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8662 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8664 (simplify_control_stmt_condition_1): ... here. Recurse into
8665 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8667 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8670 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8671 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8672 define_insn_and_split to define_insn.
8673 (zero_extendqi<mode>2_dot2): Same.
8674 (extendqi<mode>2_dot): Same.
8675 (extendqi<mode>2_dot2): Same.
8677 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8679 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8680 (probe_stack): New expander.
8681 (probe_stack_<mode>): New insn pattern.
8683 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8685 * config/i386/i386.md
8686 (operations with memory inputs setting flags peephole2):
8687 Remove uneeded REG_P checks. Cleanup pattern generation.
8689 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8691 * tree-vect-loop.c (vect_transform_loop): Fix
8692 nb_iterations_upper_bound computation for vectorized loop.
8694 2016-04-29 Marek Polacek <polacek@redhat.com>
8695 Jakub Jelinek <jakub@redhat.com>
8698 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8699 TARGET_EXPR_SLOT as a base.
8701 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8703 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8704 with 'rCm2' constraints to limit possible immediate size.
8705 (*load_zeroextendqisi_update): Likewise.
8706 (*load_signextendqisi_update): Likewise.
8707 (*loadhi_update): Likewise.
8708 (*load_zeroextendhisi_update): Likewise.
8709 (*load_signextendhisi_update): Likewise.
8710 (*loadsi_update): Likewise.
8711 (*loadsf_update): Likewise.
8713 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8715 * config/i386/predicates.md (constm1_operand): Fix comparison.
8717 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8719 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8721 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8723 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8724 remaining SH5 related settings.
8725 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8726 shmedia_prepare_call_address): Delete.
8727 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8728 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8729 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8730 UNSUPPORTED_SH2A): Remove m5 checks.
8731 (sh_divide_strategy_e): Remove SH5 division strategies.
8732 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8733 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8735 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8737 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8739 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8741 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8742 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8744 * config/s390/vector.md ("mov<mode>"): Likewise.
8746 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8748 * config/s390/constraints.md ("U", "W"): Invoke
8749 s390_mem_constraint with "ZR" and "ZT".
8750 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8751 addresses when using LRA. Accept also short displacements for S
8752 and T constraints. Do not check for long displacement target for
8753 S and T constraints.
8754 (s390_mem_constraint): Remove handling of U and W constraints.
8755 * config/s390/s390.md (various patterns): Remove the short
8756 displacement constraints (Q and R) if a long displacement
8757 constraint is present. Add longdisp as required CPU capability.
8758 * config/s390/vector.md: Likewise.
8759 * config/s390/vx-builtins.md: Likewise.
8761 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8764 * reload1.c (reload): Call finish_spills before
8765 restarting reload loop. Skip select_reload_regs
8766 if update_eliminables_and_spill returns true.
8768 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8770 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8771 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8772 (umulhisi3_imm): Update predicates and constraint letters.
8773 (umulhisi3_reg): Declare instruction as commutative.
8774 * config/arc/constraints.md (J12, J16): New constraints.
8775 * config/arc/predicates.md (short_unsigned_const_operand): New
8777 (arc_short_operand): Likewise.
8778 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8780 2016-04-29 Richard Biener <rguenther@suse.de>
8782 PR tree-optimization/13962
8783 PR tree-optimization/65686
8784 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8785 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8786 using PTA to compare pointers.
8787 * match.pd: Add pattern for pointer equality compare simplification
8788 using ptrs_compare_unequal.
8790 2016-04-29 Richard Biener <rguenther@suse.de>
8792 * stor-layout.c (layout_type): Do not build a pointer-to-element
8795 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8797 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8798 Use SWI mode iterator. Use general_reg_operand predicate.
8799 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8800 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8803 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8806 * fold-const.c (operand_equal_p): Don't verify hash value equality
8808 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8811 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8814 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8815 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8816 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8817 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8818 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8820 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8822 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8823 to info. Don't initialize separate fields to 0. Clean up
8826 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8828 * config/i386/i386.md (peephole2s for operations with memory inputs):
8829 Use SWI mode iterator.
8830 (peephole2s for operations with memory outputs): Ditto.
8831 Do not check for stack checking probe.
8833 (probe_stack): Remove expander.
8835 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8836 Andrew Burgess <andrew.burgess@embecosm.com>
8838 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8839 operands as 32-bits.
8841 2016-04-28 Jason Merrill <jason@redhat.com>
8843 * gdbinit.in: Skip line-map.h.
8845 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8846 Andrew Burgess <andrew.burgess@embecosm.com>
8848 * config/arc/arc.c (arc_conditional_register_usage): Take
8849 TARGET_RRQ_CLASS into account.
8850 (arc_print_operand): Support printing 'p' and 's' operands.
8851 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8853 (TARGET_RRQ_CLASS): Define.
8854 (IS_POWEROF2_OR_0_P): Define.
8855 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8857 (*tst_movb): New define_insn.
8858 (*tst): Avoid recognition if it could prevent '*tst_movb'
8859 combination; replace c/CnL with c/Chs alternative.
8860 (*tst_bitfield_tst): New define_insn.
8861 (*tst_bitfield_asr): New define_insn.
8862 (*tst_bitfield): New define_insn.
8863 (andsi3_i): Add Rrq variant.
8864 (extzv): New define_expand.
8865 (insv): New define_expand.
8866 (*insv_i): New define_insn.
8867 (*movb): New define_insn.
8868 (*movb_signed): New define_insn.
8869 (*movb_high): New define_insn.
8870 (*movb_high_signed): New define_insn.
8871 (*movb_high_signed + 1): New define_split pattern.
8872 (*mrgb): New define_insn.
8873 (*mrgb + 1): New define_peephole2 pattern.
8874 (*mrgb + 2): New define_peephole2 pattern.
8875 * config/arc/arc.opt (mbitops): New option for nps400, uses
8876 TARGET_NPS_BITOPS_DEFAULT.
8877 * config/arc/constraints.md (q): Make register class conditional.
8878 (Rrq): New register constraint.
8879 (Chs): New constraint.
8880 (Clo): New constraint.
8881 (Chi): New constraint.
8882 (Cbf): New constraint.
8883 (Cbn): New constraint.
8884 (C18): New constraint.
8885 (Cbi): New constraint.
8887 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8889 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8891 (bitmap_intersection_of_preds): Ditto.
8892 (bitmap_union_of_succs): Ditto.
8893 (bitmap_union_of_preds): Ditto.
8894 * sbitmap.c (do_popcount): Delete.
8895 (BITMAP_DEBUGGING): Delete.
8896 (sbitmap_verify_popcount): Delete.
8897 (sbitmap_alloc): Don't initialize the popcount field.
8898 (sbitmap_alloc_with_popcount): Delete.
8899 (sbitmap_resize): Don't resize the popcount array.
8900 (sbitmap_vector_alloc): Don't initialize the popcount field.
8901 (bitmap_copy): Don't copy the popcount array.
8902 (bitmap_clear): Don't clear the popcount array.
8903 (bitmap_clear): Delete the popcount array handling.
8904 (bitmap_ior_and_compl): Delete the popcount assert.
8905 (bitmap_not): Ditto.
8906 (bitmap_and_compl): Ditto.
8907 (bitmap_and): Delete the popcount array handling.
8908 (bitmap_xor): Ditto.
8909 (bitmap_ior): Ditto.
8910 (bitmap_or_and): Delete the popcount assert.
8911 (bitmap_and_or): Ditto.
8912 (popcount_table): Delete.
8913 (sbitmap_elt_popcount): Delete.
8914 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8915 (bitmap_set_bit): Delete the popcount assert.
8916 (bitmap_clear_bit): Ditto.
8917 (sbitmap_free): Don't free the popcount array.
8918 (sbitmap_alloc_with_popcount): Delete declaration.
8919 (sbitmap_popcount): Ditto.
8921 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8922 Andrew Burgess <andrew.burgess@embecosm.com>
8924 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8925 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8926 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8927 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8928 * config/arc/arc.opt (mcmem): New option.
8929 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8930 supply length for r/m alternative.
8931 (*extendqisi2_ac): Likewise.
8932 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8934 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8935 (movhi_insn): Likewise.
8936 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8937 (*zero_extendqihi2_i): Add r/Ucm alternative.
8938 (*zero_extendqisi2_ac): Likewise.
8939 (*zero_extendhisi2_i): Likewise.
8940 * config/arc/constraints.md (Uex): New memory constraint.
8941 (Ucm): New define_constraint.
8942 * config/arc/predicates.md (long_immediate_loadstore_operand):
8943 Return 0 for MEM with cmem_address address.
8944 (cmem_address_0): New predicates.
8945 (cmem_address_1): Likewise.
8946 (cmem_address_2): Likewise.
8947 (cmem_address): Likewise.
8949 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8951 * config/rs6000/rs6000.c (machine_function): Rename
8952 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8953 (rs6000_stack_info): Adjust.
8955 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8956 Andrew Burgess <andrew.burgess@embecosm.com>
8958 * config/arc/constraints.md (Usd): Convert to define_constraint.
8962 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8965 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8966 Add new peephole2 where the first insn is *mov<mode>_or instead of
8967 *mov<mode>_internal.
8969 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8971 * tracer.c (bb_seen): Make static.
8973 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8975 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8976 support, setup defaults.
8977 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8978 * config/arc/arc.c (arc_init): Add NPS400 support.
8979 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8980 (TARGET_ARC700): NPS400 is also an ARC700.
8981 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8983 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8986 * config/nds32/nds32.md (casesi): Don't access the operands array
8989 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8991 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8992 (or $-1,reg peephole2): Ditto.
8993 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8995 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8997 * doc/extend.texi (Common Function Attributes) [optimize]:
8998 Discourage use of the optimize attribute.
9000 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9002 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9003 special case builtin.
9004 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9005 ALTIVEC_BUILTIN_VEC_ADDE.
9006 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9007 support for ALTIVEC_BUILTIN_VEC_ADDE.
9008 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9009 for __builtin_vec_adde.
9011 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9013 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9014 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9016 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9019 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9020 attributes): Document cilkplus_runtime.
9022 2016-04-28 Martin Jambor <mjambor@suse.cz>
9024 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9025 this function. Call verify_expr on MEM_REFs and bases of other
9028 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9030 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9031 for WORD_REGISTER_OPERATIONS to runtime check.
9033 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9035 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9037 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9039 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9040 big-endian compilation.
9041 * config/arc/arc.md (addf3): Likewise.
9045 2016-04-28 Richard Biener <rguenther@suse.de>
9047 PR tree-optimization/70840
9048 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9049 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9050 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9051 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9053 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9055 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9056 and explain why in a comment.
9058 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9060 * config/arc/arc.md (cpu_facility): Add fpx variant.
9061 (subdf3): Prohibit use reverse sub when assist operations option
9063 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9064 instructions only when FPX is enabled.
9065 * testsuite/gcc.target/arc/trsub.c: New test.
9067 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9069 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9070 mult_operator when calculating "type" attribute.
9071 (*fop_<mode>_1_i387): Ditto.
9072 (*fop_xf_1_i387): Ditto.
9073 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9074 Use std::swap to swap operands. Use RTL expressions to generate
9077 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9078 Joern Rennecke <joern.rennecke@embecosm.com>
9080 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9082 (emit_pic_move): Remove.
9083 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9084 * config/arc/arc.c (emit_pic_move): Removed.
9085 (TARGET_HAVE_TLS): Define.
9086 (arc_conditional_register_usage): Test for arc_tp_regno.
9087 (arc_print_operand, arc_print_operand_address): Handle TLS
9089 (arc_needs_pcl_p): New function.
9090 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9091 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9092 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9093 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9094 (arc_legitimize_tls_address): Likewise.
9095 (DTPOFF_ZERO_SYM): Define.
9096 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9097 (arc_output_pic_addr_const): Print TLS unspecs.
9098 (prepare_pic_move): New function, replaces emit_pic_move.
9099 (arc_legitimate_constant_p): Handle TLS unspecs.
9100 (arc_legitimate_address_p): Likewise.
9101 (arc_rewrite_small_data_p): Use assert for TLS constants.
9102 (prepare_move_operands): Use prepare_pic_move.
9103 (arc_legitimize_address): Legitimize tls addresses.
9104 (arc_epilogue_uses): Check for arc_tp_regno.
9105 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9106 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9108 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9110 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9111 %(arc_tls_extra_start_spec).
9112 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9113 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9115 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9116 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9117 (UNSPEC_TLS_OFF): Add.
9119 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9120 (get_thread_pointersi): New patterns.
9121 * config/arc/arc.opt (mtp-regno): New option.
9122 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9123 (move_dest_operand): Likewise.
9124 * configure: Regenerate.
9125 * configure.ac: Add arc*-*-* case to test for tls.
9126 * doc/invoke.texi (ARC options): Document mtp-regno.
9128 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9130 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9131 the new ARC HS SIMD instructions.
9132 (arc_preferred_simd_mode): New function.
9133 (arc_autovectorize_vector_sizes): Likewise.
9134 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9135 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9136 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9137 (arc_init_builtins): Add new SIMD builtin types.
9138 (arc_split_move): Handle 64 bit vector moves.
9139 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9140 (TARGET_PLUS_QMACW): Define.
9141 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9142 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9143 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9144 (VSUBADD4H): New builtins.
9145 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9146 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9148 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9149 Matthias Klose <doko@debian.org>
9151 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9153 2016-04-28 Richard Biener <rguenther@suse.de>
9156 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9159 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9161 * common/config/sh/sh-common.c: Remove SH5 support.
9162 * config/sh/constraints.md: Likewise.
9163 * config/sh/config/sh/elf.h: Likewise.
9164 * config/sh/linux.h: Likewise.
9165 * config/sh/netbsd-elf.h: Likewise.
9166 * config/sh/predicates.md: Likewise.
9167 * config/sh/sh-c.c: Likewise.
9168 * config/sh/sh-protos.h: Likewise.
9169 * config/sh/sh.c: Likewise.
9170 * config/sh/sh.h: Likewise.
9171 * config/sh/sh.md: Likewise.
9172 * config/sh/sh.opt: Likewise.
9173 * config/sh/sync.md: Likewise.
9174 * config/sh/sh64.h: Delete.
9175 * config/sh/shmedia.h: Likewise.
9176 * config/sh/shmedia.md: Likewise.
9177 * config/sh/sshmedia.h: Likewise.
9178 * config/sh/t-netbsd-sh5-64: Likewise.
9179 * config/sh/t-sh64: Likewise.
9180 * config/sh/ushmedia.h: Likewise.
9182 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9184 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9185 general_reg_operand instead of register_operand predicate.
9187 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9189 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9191 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9193 * match.pd (A - B > A, A + B < A): New transformations.
9195 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9197 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9198 which defaults to true. Emit an outer pair of parentheses only if
9199 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9200 don't emit parentheses for the right-hand operand.
9202 2016-04-27 Jeff Law <law@redhat.com>
9204 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9206 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9208 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9209 (altivec_lvx_<mode>_internal): Document.
9210 (altivec_lvx_<mode>_2op): New define_insn.
9211 (altivec_lvx_<mode>_1op): Likewise.
9212 (altivec_lvx_<mode>_2op_si): Likewise.
9213 (altivec_lvx_<mode>_1op_si): Likewise.
9214 (altivec_stvx_<mode>): Remove.
9215 (altivec_stvx_<mode>_internal): Document.
9216 (altivec_stvx_<mode>_2op): New define_insn.
9217 (altivec_stvx_<mode>_1op): Likewise.
9218 (altivec_stvx_<mode>_2op_si): Likewise.
9219 (altivec_stvx_<mode>_1op_si): Likewise.
9220 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9221 Expand vec_ld and vec_st during parsing.
9222 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9224 (altivec_expand_stvx_be): Likewise.
9225 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9226 address-masking behavior in RTL.
9227 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9228 address-masking behavior in RTL.
9229 (altivec_expand_builtin): Change builtin code arguments for calls
9230 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9231 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9232 presence of lvx/stvx patterns.
9233 (alignment_with_canonical_addr): New function.
9234 (alignment_mask): Likewise.
9235 (find_alignment_op): Likewise.
9236 (recombine_lvx_pattern): Likewise.
9237 (recombine_stvx_pattern): Likewise.
9238 (recombine_lvx_stvx_patterns): Likewise.
9239 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9240 stvx patterns from expand.
9241 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9243 (vector_altivec_store_<mode>): Likewise.
9245 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9247 * config/aarch64/aarch64.md
9248 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9249 remove the "fp" attributes.
9250 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9251 add the "simd" attributes.
9252 (*movdf_aarch64): Likewise.
9253 (*movtf_aarch64): Remove the "fp" attributes.
9254 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9255 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9257 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9259 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9260 rtx to rtx_code_label *.
9261 * rtl.h (maybe_set_first_label_num): Likewise.
9263 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9265 * df-core.c (df_add_problem): Make the problem param be const.
9266 (df_remove_problem): Make local "problem" be const.
9267 * df-problems.c (problem_RD): Make const.
9268 (problem_LR): Likewise.
9269 (problem_LIVE): Likewise.
9270 (problem_MIR): Likewise.
9271 (problem_CHAIN): Likewise.
9272 (problem_WORD_LR): Likewise.
9273 (problem_NOTE): Likewise.
9274 (problem_MD): Likewise.
9275 * df-scan.c (problem_SCAN): Likewise.
9276 * df.h (struct df_problem): Make field "dependent_problem" be
9278 (struct dataflow): Likewise for field "problem".
9279 (df_add_problem): Make param const.
9281 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9283 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9284 inter-unit moves to/from vector registers are enabled. Do not disable
9287 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9289 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9290 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9292 (enum df_problem_id): ...this new enum.
9293 (struct df_problem): Convert field "id" from "int" to
9296 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9298 * rtl.def: Update comment for "things in the instruction chain" to
9299 reflect the removal of the leading "i" field for INSN_UID in
9300 r210360. Fix bogus apostrophe.
9302 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9304 * config/i386/i386.md
9305 (lea arith with mem operand + setcc peephole2): Set operator mode.
9307 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9310 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9311 (dimode_scalar_to_vector_candidate_p): This.
9312 (timode_scalar_to_vector_candidate_p): New function.
9313 (scalar_to_vector_candidate_p): Likewise.
9314 (timode_check_non_convertible_regs): Likewise.
9315 (timode_remove_non_convertible_regs): Likewise.
9316 (remove_non_convertible_regs): Likewise.
9317 (remove_non_convertible_regs): Renamed to ...
9318 (dimode_remove_non_convertible_regs): This.
9319 (scalar_chain::~scalar_chain): Make it virtual.
9320 (scalar_chain::compute_convert_gain): Make it pure virtual.
9321 (scalar_chain::mark_dual_mode_def): Likewise.
9322 (scalar_chain::convert_insn): Likewise.
9323 (scalar_chain::convert_registers): Likewise.
9324 (scalar_chain::add_to_queue): Make it protected.
9325 (scalar_chain::emit_conversion_insns): Likewise.
9326 (scalar_chain::replace_with_subreg): Likewise.
9327 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9328 (scalar_chain::convert_op): Likewise.
9329 (scalar_chain::convert_reg): Likewise.
9330 (scalar_chain::make_vector_copies): Likewise.
9331 (scalar_chain::convert_registers): New pure virtual function.
9332 (class dimode_scalar_chain): New class.
9333 (class timode_scalar_chain): Likewise.
9334 (scalar_chain::mark_dual_mode_def): Renamed to ...
9335 (dimode_scalar_chain::mark_dual_mode_def): This.
9336 (timode_scalar_chain::mark_dual_mode_def): New function.
9337 (timode_scalar_chain::convert_insn): Likewise.
9338 (dimode_scalar_chain::convert_registers): Likewise.
9339 (scalar_chain::compute_convert_gain): Renamed to ...
9340 (dimode_scalar_chain::compute_convert_gain): This.
9341 (scalar_chain::replace_with_subreg): Renamed to ...
9342 (dimode_scalar_chain::replace_with_subreg): This.
9343 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9344 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9345 (scalar_chain::make_vector_copies): Renamed to ...
9346 (dimode_scalar_chain::make_vector_copies): This.
9347 (scalar_chain::convert_reg): Renamed to ...
9348 (dimode_scalar_chain::convert_reg ): This.
9349 (scalar_chain::convert_op): Renamed to ...
9350 (dimode_scalar_chain::convert_op): This.
9351 (scalar_chain::convert_insn): Renamed to ...
9352 (dimode_scalar_chain::convert_insn): This.
9353 (scalar_chain::convert): Call convert_registers.
9354 (convert_scalars_to_vector): Change to scalar_chain pointer to
9355 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9356 in 32-bit mode. Delete scalar_chain pointer. Call
9357 free_dominance_info in 64-bit mode.
9358 (pass_stv::gate): Remove TARGET_64BIT check.
9359 (ix86_option_override): Put the 64-bit STV pass before the CSE
9362 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9364 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9365 dw_loc_frame_offset field.
9366 * dwarf2out.c (new_loc_descr): Likewise.
9367 (resolve_args_picking_1): Turn the VISITED hash set into a
9368 FRAME_OFFSET hash map. Use it to associate a frame offset to
9369 visited nodes. Remove uses of the CHECKING_P macro.
9370 (resolve_args_picking): Update call to resolve_args_picking_1.
9372 2016-04-27 Martin Liska <mliska@suse.cz>
9374 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9375 (free_loop_data): Release vuses of groups.
9377 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9379 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9380 instead of redundant use_id and boolean have_use_for.
9381 (struct iv_use): Change sub_id into group_id. Remove field next.
9382 Move fields: related_cands, n_map_members, cost_map and selected
9384 (struct iv_group): ... here. New structure.
9385 (struct iv_common_cand): Use structure declaration directly.
9386 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9387 (MAX_CONSIDERED_USES): Rename macro to ...
9388 (MAX_CONSIDERED_GROUPS): ... here.
9389 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9390 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9391 (dump_uses): Rename to ...
9392 (dump_groups): ... here. Update all uses.
9393 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9394 (find_induction_variables): Refactor format of dump information.
9395 (record_sub_use): Delete.
9396 (record_use): Update all uses.
9397 (record_group): New function.
9398 (record_group_use, find_interesting_uses_op): Call above functions.
9400 (find_interesting_uses_cond): Ditto.
9401 (group_compare_offset): New function.
9402 (split_all_small_groups): Rename to ...
9403 (split_small_address_groups_p): ... here. Update all uses.
9404 (split_address_groups): Update all uses.
9405 (find_interesting_uses): Refactor format of dump information.
9406 (add_candidate_1): Update all uses. Remove redundant check on iv,
9408 (add_candidate, record_common_cand): Remove redundant assert.
9409 (add_iv_candidate_for_biv): Update use.
9410 (add_iv_candidate_derived_from_uses): Update all uses.
9411 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9412 (alloc_use_cost_map): Ditto.
9413 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9414 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9415 (determine_use_iv_cost_generic): Ditto.
9416 (determine_group_iv_cost_generic): Ditto.
9417 (determine_use_iv_cost_address): Ditto.
9418 (determine_group_iv_cost_address): Ditto.
9419 (determine_use_iv_cost_condition): Ditto.
9420 (determine_group_iv_cost_cond): Ditto.
9421 (determine_use_iv_cost): Ditto.
9422 (determine_group_iv_cost): Ditto.
9423 (set_autoinc_for_original_candidates): Update all uses.
9424 (find_iv_candidates): Update all uses. Refactor dump information.
9425 (determine_use_iv_costs): Ditto.
9426 (determine_iv_costs): Ditto.
9427 (iv_ca_cand_for_use): Rename to ...
9428 (iv_ca_cand_for_group): ... here. Update all uses.
9429 (iv_ca_add_use, iv_ca_add_group): Ditto.
9430 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9431 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9432 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9433 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9434 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9435 (create_new_iv, adjust_iv_update_pos): Ditto.
9436 (rewrite_use_address): Delete.
9437 (rewrite_use_address_1): Rename to ...
9438 (rewrite_use_address): ... here.
9439 (rewrite_use_compare): Update all uses.
9440 (rewrite_use): Delete.
9441 (rewrite_uses): Rename to ...
9442 (rewrite_groups): ... here. Update all uses.
9443 (remove_unused_ivs, free_loop_data): Update all uses.
9444 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9446 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9448 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9449 for WORD_REGISTER_OPERATIONS to runtime check.
9451 2016-04-27 Richard Biener <rguenther@suse.de>
9454 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9455 aggregate_value_p to determine if a function result is
9456 returned by reference.
9457 (ipa_pta_execute): Functions having their address taken are
9458 not automatically nonlocal.
9460 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9463 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9464 * fold-const.c (operand_equal_p): If flag_checking and
9465 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9466 and if it returns non-zero, assert iterative_hash_expr on both
9469 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9471 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9473 2016-04-27 Nick Clifton <nickc@redhat.com>
9476 * varasm.c (merge_weak): Generate an error if an attempt is made
9477 to convert a non-weak static function into a weak, public function.
9479 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9481 * params.def (MAX_PARTITION_SIZE): New param.
9482 * doc/invoke.texi: Document lto-max-partition.
9484 2016-04-27 Richard Biener <rguenther@suse.de>
9487 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9488 function cummulating used_from_other_partition, externally_visible
9489 and force_output from aliases.
9490 (refered_from_nonlocal_var): Likewise.
9491 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9492 node flags properly.
9494 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9496 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9497 (-Wmemset-elt-size): New item.
9499 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9502 * stor-layout.h (internal_reference_types): Delete.
9503 * stor-layout.c (reference_types_internal): Likewise.
9504 (internal_reference_types): Likewise.
9505 (layout_type) <REFERENCE_TYPE>: Adjust.
9507 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9510 * tree.h (inchash::add_expr): Add FLAGS argument.
9511 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9512 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9513 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9514 Formatting fix. Adjust recursive calls. For tcc_comparison,
9515 if swap_tree_comparison (code) is smaller than code, hash that
9516 and arguments in the other order. Hash CONVERT_EXPR the same
9517 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9518 of ADDR_EXPR of decl as the decl itself. Add or remove
9519 OEP_ADDRESS_OF from recursive flags as needed. For
9520 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9521 operands commutatively and only the third one normally.
9522 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9524 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9526 * config/rtems.h (LIB_SPEC): Add -latomic.
9528 2016-04-27 Joel Sherrill <joel@rtems.org>
9530 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9531 xilink.ld and flags not relevant to RTEMS.
9533 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9535 * toplev.c (backend_init_target): Avoid calling init_reload when using
9538 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9540 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9541 for loops rather than one for the whole function.
9543 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9545 * match.pd (X + CST CMP X): New transformation.
9547 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9549 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9550 * fold-const.c (fold_binary_loc): Remove 2 transformations
9551 superseded by match.pd.
9552 * match.pd (x+x -> x*2): Generalize to integers.
9554 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9556 * config/i386/i386.md (operation on memory peephole): Duplicate an
9557 existing peephole and adapt it to match lea rather than an operation
9560 PR rtl-optimization/57193
9561 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9563 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9565 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9567 * tree-if-conv.c (any_pred_load_store): New static variable.
9568 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9569 any_pred_load_store instead of and_mask_load_store.
9570 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9571 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9572 (combine_blocks, tree_if_conversion): Ditto.
9574 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9576 PR tree-optimization/70771
9577 PR tree-optimization/70775
9578 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9579 virtual PHI nodes. Delete parameter.
9580 (if_convertible_loop_p_1): Delete argument to above function.
9581 (predicate_all_scalar_phis): Delete code handling single-argument
9583 (tree_if_conversion): Mark and update virtual SSA.
9585 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9588 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9589 (x86_elf_aligned_common): Rename to ...
9590 (x86_elf_aligned_decl_common): ... this.
9591 Add decl arg. Switch to .lbss for largecomm object. Use
9592 LARGECOMM_SECTION_ASM_OP.
9593 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9595 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9596 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9598 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9599 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9601 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9604 * config/i386/i386.c (SECTION_LARGE): Define.
9605 (x86_64_elf_select_section): Set it for large data/bss sections.
9606 Only clear SECTION_WRITE for .lrodata.
9607 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9609 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9610 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9611 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9613 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9614 * doc/tm.texi: Regenerate.
9616 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9619 * configure.ac (--enable-checking): Document extra flag, for
9620 non-release builds default to --enable-checking=yes,extra.
9621 If misc checking and extra checking, define CHECKING_P to 2 instead
9623 * common.opt (fchecking=): Add.
9624 * doc/invoke.texi (-fchecking=): Document.
9625 * doc/install.texi: Document --enable-checking changes.
9626 * configure: Regenerated.
9627 * config.in: Regenerated.
9629 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9631 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9632 attribute instead of which_alternative.
9633 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9634 Use EXT_REX_SSE_REG_P where appropriate.
9636 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9638 * config/i386/predicates.md (const0_operand): Do not match
9639 const_wide_int code.
9640 (const1_operand): Ditto.
9642 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9644 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9645 for SSE constm1 operands and TARGET_AVX512VL.
9646 (*movti_internal): Ditto.
9647 (*mov<mode>_or): Use constm1_operand predicate.
9648 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9649 for SSE vector_all_ones operands and TARGET_AVX512VL.
9650 * config/i386/predicates.md (constm1_operand): New predicate.
9651 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9652 emission of constant -1 load.
9654 2016-04-25 Jason Merrill <jason@redhat.com>
9656 * gdbinit.in: Skip is-a.h.
9658 * attribs.c (register_scoped_attributes): Fix logic.
9659 * attribs.h: Declare register_scoped_attributes.
9661 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9663 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9664 stxvd2x and stxvw4x built-in functions.
9666 2016-04-25 DJ Delorie <dj@redhat.com>
9668 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9669 (ashrhi3): Likewise.
9670 (lshrhi3): Likewise.
9672 2016-04-25 Richard Biener <rguenther@suse.de>
9674 PR tree-optimization/70780
9675 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9677 (compute_antic): Mark blocks with abnormal preds as visited as
9678 they have a final empty antic-in solution already.
9680 2016-04-25 Michael Collison <michael.collison@linaro.org>
9682 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9684 2016-04-25 Michael Collison <michael.collison@linaro.org>
9686 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9687 mode is VQI to improve mixed mode vectorization.
9688 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9689 define_insn to match low half of signed vaddw.
9690 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9691 define_insn to match high half of signed vaddw.
9692 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9693 define_insn to match low half of unsigned vaddw.
9694 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9695 define_insn to match high half of unsigned vaddw.
9696 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9697 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9698 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9700 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9701 * config/arm/predicates.md (vect_par_constant_high): Support
9702 big endian and simplify by calling
9703 arm_simd_check_vect_par_cnst_half
9704 (vect_par_constant_low): Likewise.
9706 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9708 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9709 predicate for operand 2.
9711 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9712 H.J. Lu <hongjiu.lu@intel.com>
9714 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9715 machine_mode argument.
9716 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9717 constm1_rtx operands. For VOIDmode constants, get mode from
9718 pred_mode. Check mode size if the mode is supported by ABI.
9719 (standard_sse_constant_opcode): Do not use standard_constant_p.
9720 Strictly check ABI support for all-ones operands.
9721 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9722 immediates. Update calls to standard_sse_constant_p.
9723 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9724 (ix86_rtx_costs): Ditto.
9725 * config/i386/i386.md (*movxi_internal_avx512f): Use
9726 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9727 Use (v,BC) alternative instead of (v,C). Use register_operand
9728 checks instead of MEM_P.
9729 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9730 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9731 isa attribute. Use register_operand checks instead of MEM_P.
9732 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9733 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9734 alternative and corresponding sse2 isa attribute.
9735 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9736 to standard_sse_constant_p.
9737 (FP constant splitters): Ditto.
9738 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9740 * config/i386/predicates.md (constm1_operand): Remove.
9741 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9742 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9743 vector_all_ones_operand instead of constm1_operand.
9745 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9747 * print-rtl.c (print_rtx_insn_vec): New function.
9748 * print-rtl.h: New prototype.
9749 * store-motion.c (struct st_expr): Make avail_stores a vector.
9750 (st_expr_entry): Adjust.
9751 (free_st_expr_entry): Likewise.
9752 (print_store_motion_mems): Likewise.
9753 (find_moveable_store): Likewise.
9754 (compute_store_table): Likewise.
9755 (delete_store): Likewise.
9756 (build_store_vectors): Likewise.
9758 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9760 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9762 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9764 * vec.h (vec_safe_contains): New function.
9765 (vec::contains): Likewise.
9766 (vec::begin): Likewise.
9767 (vec::end): Likewise.
9769 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9772 * cfgexpand.c (expand_stack_vars): Fix typo.
9774 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9776 * system.h (list, map, set, vector): Include conditionally.
9777 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9778 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9779 * ipa-icf.c (INCLUDE_LIST): Define.
9780 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9781 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9782 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9783 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9784 * cp/logic.cc (INCLUDE_LIST): Define.
9785 * fortran/trans-common.c (INCLUDE_MAP): Define.
9787 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9789 * auto-profile.c: Remove <string.h> include.
9790 * ipa-icf-gimple.c: Remove <list> include.
9791 * diagnostic.c: Remove <new> include.
9792 * genmatch.c: Likewise.
9793 * pretty-print.c: Likewise.
9794 * toplev.c: Likewise
9795 * c/c-objc-common.c: Likewise.
9796 * cp/error.c: Likewise.
9797 * fortran/error.c: Likewise.
9799 2016-04-22 Richard Biener <rguenther@suse.de>
9801 * lto-streamer-in.c (input_ssa_names): Do not allocate
9802 GIMPLE_NOP for all SSA names.
9803 * lto-streamer-out.c (output_ssa_names): Do not output
9804 SSA names that should have been released.
9806 2016-04-22 Richard Biener <rguenther@suse.de>
9808 PR tree-optimization/70740
9809 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9812 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9815 * config/i386/predicates.md (call_insn_operand): Replace
9816 sibcall_memory_operand with memory_operand.
9818 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9820 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9821 has_single_use() tests.
9822 (register_edge_assert_for_1): Likewise.
9823 (find_assert_locations_1): Check the liveness bitmap instead of
9824 checking has_single_use().
9826 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9829 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9830 Extract AVX-512BW constraint from AVX.
9832 2016-04-21 Richard Biener <rguenther@suse.de>
9834 PR tree-optimization/70725
9835 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9836 for phi_convertible_by_degenerating_args.
9837 (predicate_all_scalar_phis): Handle single-argument PHIs.
9839 2016-04-21 Richard Biener <rguenther@suse.de>
9842 * fold-const.c (fold_comparison): Return properly typed
9845 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9847 PR tree-optimization/70715
9848 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9849 after expanding BASE using expand_simple_operations.
9851 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9853 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9854 New transformations.
9856 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9858 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9860 2016-04-20 Jan Hubicka <jh@suse.cz>
9862 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9863 ultiimate_alias_target.
9864 (update_callee_keys): Likewise.
9865 (lookup_recursive_calls): Likewise.
9866 (speculation_useful_p): Likewise.
9868 2016-04-20 Jan Hubicka <jh@suse.cz>
9871 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9872 (set_nothrow_flag_1): ... this; handle interposition correctly;
9873 recurse on aliases and thunks.
9874 (cgraph_node::set_nothrow_flag): New.
9875 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9876 functions compiled with non-call exceptions that binds to current
9878 (propagate_nothrow): Be safe WRT interposition.
9879 * cgraph.h (set_nothrow_flag): Update prototype.
9881 2016-04-18 Jan Hubicka <jh@suse.cz>
9883 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9884 max_loop_iterations_int.
9885 (tree_unswitch_outer_loop): Likewise.
9887 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9889 PR tree-optimization/69489
9890 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9891 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9892 Revise dump message.
9893 (if_convertible_bb_p): Remove check on edge count of basic block's
9896 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9898 PR tree-optimization/56625
9899 PR tree-optimization/69489
9900 * tree-data-ref.h (DR_INNERMOST): New macro.
9901 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9902 hashing struct innermost_loop_behavior.
9903 (ref_DR_map): Remove.
9904 (innermost_DR_map): New map.
9905 (baseref_DR_map): Revise comment.
9906 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9907 to innermost_DR_map accroding to its innermost loop behavior.
9908 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9909 to its innermost loop behavior.
9910 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9911 Add initialization for innermost_DR_map. Record memory reference
9912 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9913 have innermost loop behavior.
9914 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9917 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9919 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9920 *lea_general_1. Use explicit SWI12 mode interator.
9921 (*lea<mode>_general_2): Rename from *lea_general_2.
9922 Use explicit SWI12 mode interator.
9923 (*lea<mode>_general_3): Rename from *lea_general_3.
9924 Use explicit SWI12 mode interator.
9925 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9926 Use explicit SWI12 mode interator.
9927 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9928 Use explicit SWI48 mode interator.
9930 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9932 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9933 Short-cut unaligned load and store cases. Handle all integer
9935 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9936 and store cases. Call ix86_avx256_split_vector_move_misalign
9937 directly without checking mode class.
9939 2016-04-20 Andrew Pinski <apinski@cavium.com>
9940 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9943 * config/aarch64/aarch64.md (sibcall): Force call
9944 address to be DImode for ILP32.
9945 (sibcall_value): Likewise.
9947 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9949 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9951 2016-04-20 Richard Biener <rguenther@suse.de>
9953 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9954 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9955 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9956 (maybe_push_res_to_seq): Adjust.
9957 * gimple-fold.c (maybe_build_generic_op): Likewise.
9959 2016-04-20 Marek Polacek <polacek@redhat.com>
9961 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9964 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9966 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9967 use kmovw to support AVX512F target.
9969 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9971 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9973 2016-04-20 Marek Polacek <polacek@redhat.com>
9975 PR tree-optimization/70725
9976 * tree-if-conv.c (is_false_predicate): New function.
9977 (predicate_mem_writes): Use it.
9979 2016-04-20 Richard Biener <rguenther@suse.de>
9981 PR tree-optimization/70726
9982 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9983 shift amounts from a pattern stmt operand.
9985 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9988 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9989 stack_restore_from_fpr pattern when restoring r15.
9990 (s390_optimize_prologue): Strip away the memory barrier in the
9991 parallel when trying to get rid of restore insns.
9992 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9993 definition for loading the stack pointer from an FPR. Compared to
9994 the normal move insn this pattern includes a full memory barrier.
9996 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9999 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10000 implicitly linear or lastprivate iterator on the outer context.
10002 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10004 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10006 * config/i386/i386.md (ssememalign): Removed.
10007 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10009 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10012 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10013 const short * to __builtin_ia32_loaddquhi512_mask.
10014 (_mm512_maskz_loadu_epi16): Likewise.
10015 (_mm512_mask_storeu_epi16): Pass short * to
10016 __builtin_ia32_storedquhi512_mask.
10017 (_mm512_mask_loadu_epi8): Pass const char * to
10018 __builtin_ia32_loaddquqi512_mask.
10019 (_mm512_maskz_loadu_epi8): Likewise.
10020 (_mm512_mask_storeu_epi8): Pass char * to
10021 __builtin_ia32_storedquqi512_mask.
10022 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10023 const double * to __builtin_ia32_loadupd512_mask.
10024 (_mm512_mask_loadu_pd): Likewise.
10025 (_mm512_maskz_loadu_pd): Likewise.
10026 (_mm512_storeu_pd): Pass double * to
10027 __builtin_ia32_storeupd512_mask.
10028 (_mm512_mask_storeu_pd): Likewise.
10029 (_mm512_loadu_ps): Pass const float * to
10030 __builtin_ia32_loadups512_mask.
10031 (_mm512_mask_loadu_ps): Likewise.
10032 (_mm512_maskz_loadu_ps): Likewise.
10033 (_mm512_storeu_ps): Pass float * to
10034 __builtin_ia32_storeups512_mask.
10035 (_mm512_mask_storeu_ps): Likewise.
10036 (_mm512_mask_loadu_epi64): Pass const long long * to
10037 __builtin_ia32_loaddqudi512_mask.
10038 (_mm512_maskz_loadu_epi64): Likewise.
10039 (_mm512_mask_storeu_epi64): Pass long long *
10040 to __builtin_ia32_storedqudi512_mask.
10041 (_mm512_loadu_si512): Pass const int * to
10042 __builtin_ia32_loaddqusi512_mask.
10043 (_mm512_mask_loadu_epi32): Likewise.
10044 (_mm512_maskz_loadu_epi32): Likewise.
10045 (_mm512_storeu_si512): Pass int * to
10046 __builtin_ia32_storedqusi512_mask.
10047 (_mm512_mask_storeu_epi32): Likewise.
10048 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10049 char * to __builtin_ia32_storedquqi256_mask.
10050 (_mm_mask_storeu_epi8): Likewise.
10051 (_mm256_mask_loadu_epi16): Pass const short * to
10052 __builtin_ia32_loaddquhi256_mask.
10053 (_mm256_maskz_loadu_epi16): Likewise.
10054 (_mm_mask_loadu_epi16): Pass const short * to
10055 __builtin_ia32_loaddquhi128_mask.
10056 (_mm_maskz_loadu_epi16): Likewise.
10057 (_mm256_mask_loadu_epi8): Pass const char * to
10058 __builtin_ia32_loaddquqi256_mask.
10059 (_mm256_maskz_loadu_epi8): Likewise.
10060 (_mm_mask_loadu_epi8): Pass const char * to
10061 __builtin_ia32_loaddquqi128_mask.
10062 (_mm_maskz_loadu_epi8): Likewise.
10063 (_mm256_mask_storeu_epi16): Pass short * to.
10064 __builtin_ia32_storedquhi256_mask.
10065 (_mm_mask_storeu_epi16): Pass short * to.
10066 __builtin_ia32_storedquhi128_mask.
10067 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10068 const double * to __builtin_ia32_loadupd256_mask.
10069 (_mm256_maskz_loadu_pd): Likewise.
10070 (_mm_mask_loadu_pd): Pass onst double * to
10071 __builtin_ia32_loadupd128_mask.
10072 (_mm_maskz_loadu_pd): Likewise.
10073 (_mm256_mask_storeu_pd): Pass double * to
10074 __builtin_ia32_storeupd256_mask.
10075 (_mm_mask_storeu_pd): Pass double * to
10076 __builtin_ia32_storeupd128_mask.
10077 (_mm256_mask_loadu_ps): Pass const float * to
10078 __builtin_ia32_loadups256_mask.
10079 (_mm256_maskz_loadu_ps): Likewise.
10080 (_mm_mask_loadu_ps): Pass const float * to
10081 __builtin_ia32_loadups128_mask.
10082 (_mm_maskz_loadu_ps): Likewise.
10083 (_mm256_mask_storeu_ps): Pass float * to
10084 __builtin_ia32_storeups256_mask.
10085 (_mm_mask_storeu_ps): ass float * to
10086 __builtin_ia32_storeups128_mask.
10087 (_mm256_mask_loadu_epi64): Pass const long long * to
10088 __builtin_ia32_loaddqudi256_mask.
10089 (_mm256_maskz_loadu_epi64): Likewise.
10090 (_mm_mask_loadu_epi64): Pass const long long * to
10091 __builtin_ia32_loaddqudi128_mask.
10092 (_mm_maskz_loadu_epi64): Likewise.
10093 (_mm256_mask_storeu_epi64): Pass long long * to
10094 __builtin_ia32_storedqudi256_mask.
10095 (_mm_mask_storeu_epi64): Pass long long * to
10096 __builtin_ia32_storedqudi128_mask.
10097 (_mm256_mask_loadu_epi32): Pass const int * to
10098 __builtin_ia32_loaddqusi256_mask.
10099 (_mm256_maskz_loadu_epi32): Likewise.
10100 (_mm_mask_loadu_epi32): Pass const int * to
10101 __builtin_ia32_loaddqusi128_mask.
10102 (_mm_maskz_loadu_epi32): Likewise.
10103 (_mm256_mask_storeu_epi32): Pass int * to
10104 __builtin_ia32_storedqusi256_mask.
10105 (_mm_mask_storeu_epi32): Pass int * to
10106 __builtin_ia32_storedqusi128_mask.
10107 * config/i386/i386-builtin-types.def (PCSHORT): New.
10108 (PINT64): Likewise.
10109 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10110 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10111 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10112 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10113 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10114 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10115 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10116 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10117 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10118 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10119 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10120 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10121 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10122 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10123 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10124 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10125 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10126 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10127 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10128 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10129 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10130 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10131 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10132 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10133 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10134 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10135 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10136 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10137 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10138 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10139 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10140 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10141 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10142 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10143 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10144 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10145 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10146 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10147 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10148 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10149 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10150 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10151 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10152 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10153 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10154 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10155 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10156 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10157 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10159 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10160 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10162 (ix86_expand_vector_move_misalign): Likewise.
10163 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10164 to scalar function prototype for unaligned load/store builtins.
10165 (ix86_expand_special_args_builtin): Updated.
10166 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10167 (UNSPEC_STOREU): Likewise.
10168 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10169 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10170 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10171 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10172 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10173 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10174 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10175 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10176 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10177 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10178 (<avx512>_storedqu<mode>_mask): Likewise.
10179 (*sse4_2_pcmpestr_unaligned): Likewise.
10180 (*sse4_2_pcmpistr_unaligned): Likewise.
10181 (*mov<mode>_internal): Renamed to ...
10182 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10183 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10184 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10185 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10187 2016-04-19 Richard Biener <rguenther@suse.de>
10189 PR tree-optimization/70171
10190 * tree-ssa-phiprop.c: Include stor-layout.h.
10191 (phiprop_insert_phi): Handle the aggregate copy case.
10192 (propagate_with_phi): Likewise.
10194 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10196 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10197 instead of simplify_gen_subreg (... , 0).
10198 (ix86_delegitimize_address): Ditto.
10199 (ix86_split_divmod): Ditto.
10200 (ix86_split_copysign_const): Ditto.
10201 (ix86_split_copysign_var): Ditto.
10202 (ix86_expand_args_builtin): Ditto.
10203 (ix86_expand_round_builtin): Ditto.
10204 (ix86_expand_special_args_builtin): Ditto.
10205 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10206 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10207 (udivmodqi4): Ditto.
10208 (absneg splitters): Ditto.
10209 (*jcc_bt<mode>_1): Ditto.
10211 2016-04-19 Richard Biener <rguenther@suse.de>
10213 PR tree-optimization/70724
10214 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10215 restoring out from ...
10216 (free_scc_vn): ... here.
10217 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10218 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10220 (pass_fre::execute): Restore SSA info.
10222 2016-04-19 Richard Biener <rguenther@suse.de>
10224 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10225 * gimple-walk.c (walk_gimple_op): Initialize it.
10226 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10227 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10228 remapping SSA names of defs.
10229 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10232 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10234 PR middle-end/70689
10235 * lra-constraints.c (equiv_substition_p): New.
10236 (process_alt_operands): Use it.
10237 (swap_operands): Swap it.
10238 (curr_insn_transform): Update it.
10240 2016-04-18 Michael Matz <matz@suse.de>
10242 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10243 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10244 * tree-core.h (tree_type_common.align): Use bit-field.
10245 (tree_type_common.spare): New.
10246 (tree_decl_common.off_align): Make smaller.
10247 (tree_decl_common.align): Use bit-field.
10249 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10250 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10251 (scan_sharing_clauses): Ditto.
10252 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10253 (omp_finish_file): Ditto.
10254 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10255 (layout_decl): Ditto.
10256 (relayout_decl): Ditto.
10257 (finalize_record_size): Use SET_TYPE_ALIGN.
10258 (finalize_type_size): Ditto.
10259 (finish_builtin_struct): Ditto.
10260 (layout_type): Ditto.
10261 (initialize_sizetypes): Ditto.
10262 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10263 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10264 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10265 (get_chain_field): Ditto.
10266 (get_trampoline_type): Ditto.
10267 (get_nl_goto_field): Ditto.
10268 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10270 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10271 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10272 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10273 (build_qualified_type): Use SET_TYPE_ALIGN.
10274 (build_aligned_type, build_range_type_1): Ditto.
10275 (build_atomic_base): Ditto.
10276 (build_common_tree_nodes): Ditto.
10277 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10278 (expand_one_stack_var_at): Ditto.
10279 * coverage.c (build_var): Use SET_DECL_ALIGN.
10280 * except.c (init_eh): Ditto.
10281 * function.c (assign_parm_setup_block): Ditto.
10282 * symtab.c (increase_alignment_1): Ditto.
10283 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10284 * tree-vect-stmts.c (ensure_base_align): Ditto.
10285 * varasm.c (align_variable): Ditto.
10286 (assemble_variable): Ditto.
10287 (build_constant_desc): Ditto.
10288 (output_constant_def_contents): Ditto.
10290 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10291 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10292 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10293 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10294 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10296 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10299 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10300 replace %vmovsd with "%vmovq".
10301 (vec_concatv2df): Likewise.
10303 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10305 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10306 (*vec_extractv2si_0): Ditto.
10307 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10308 (zero_extended_scalar_load_operand splitters): Ditto.
10309 (vec_extract splitters): Ditto.
10310 (*vec_extractv4si_0_zext): Ditto.
10311 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10312 and lowpart_subreg.
10313 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10314 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10315 (*sse4_1_extractps): Use lowpart_subreg.
10316 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10318 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10320 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10322 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10323 Mention Solaris 11 packaging changes.
10324 Update gas and gld requirements.
10325 Remove reference to pre-Solaris 10 bug.
10326 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10328 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10331 2016-04-17 Jan Hubicka <jh@suse.cz>
10333 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10334 max_loop_iterations_int.
10336 2016-04-18 Richard Biener <rguenther@suse.de>
10338 PR tree-optimization/43434
10339 * tree-ssa-structalias.c (struct vls_data): New.
10340 (visit_loadstore): Handle all pointer-based accesses.
10341 (compute_dependence_clique): Compute a bitmap of restrict tags
10342 assigned bases and pass it to visit_loadstore.
10344 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10347 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10348 armv8.1-a and armv8.1-a+crc.
10350 2016-04-18 Richard Biener <rguenther@suse.de>
10352 PR tree-optimization/70701
10353 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10354 references after translating through a memcpy.
10356 2016-04-18 Richard Biener <rguenther@suse.de>
10358 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10359 (compute_antic): ... here. For partial antic use regular
10360 postorder and scrap iteration.
10361 (compute_partial_antic_aux): Remove unused return value.
10362 (init_pre): Do not allocate postorder.
10363 (fini_pre): Do not free postorder.
10365 2016-04-18 Richard Biener <rguenther@suse.de>
10367 PR middle-end/37870
10368 * expmed.c (extract_bit_field_1): Remove broken case
10369 using a wider MODE_INT mode.
10371 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10373 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10374 unless compiling with at least GCC-4.8.
10376 2016-04-17 Jan Hubicka <jh@suse.cz>
10379 * graphite.c (graphite_finalize): Update call to
10380 tree_estimate_probability.
10381 * predict.h (tree_estimate_probability): Update prototype.
10383 2016-04-17 Jan Hubicka <jh@suse.cz>
10385 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10386 (tree_estimate_probability): Likewise.
10387 (pass_profile::execute): Update.
10388 (report_predictor_hitrates): New function.
10389 * profile.c (compute_branch_probabilities): Use it.
10390 * predict.h (report_predictor_hitrates): Declare.
10392 2016-04-17 Jan Hubicka <jh@suse.cz>
10395 * cgraph.h (cgraph_node::set_const_flag,
10396 cgraph_node::set_pure_flag): Update prototype to return bool;
10398 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10399 of interposable symbol are interposable, too.
10400 (cgraph_set_const_flag_1): Rename to ...
10401 (set_const_flag_1): ... this one; change to self recursive function
10402 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10403 clearnig the flag in all variants and also virtual thunks of const
10404 functions are pure; track if any change was done.
10405 (cgraph_node::set_const_flag): Update.
10406 (struct set_pure_flag_info): New struct.
10407 (cgraph_set_pure_flag_1): Rename to ...
10408 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10409 rather than pointer encoded flags; track if any changes was done;
10410 handle correctly clearning flag and setting flag of aliases already
10412 (cgraph_node::set_pure_flag): Update.
10413 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10415 2016-04-17 Tom de Vries <tom@codesourcery.com>
10418 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10419 backslash in label.
10421 2016-04-17 Tom de Vries <tom@codesourcery.com>
10423 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10424 '{}<> ' as escape-for-record.
10426 2016-04-17 Tom de Vries <tom@codesourcery.com>
10428 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10431 2016-04-17 Tom de Vries <tom@codesourcery.com>
10434 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10435 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10436 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10437 * passes.c (finish_optimization_passes): Only call
10438 finish_graph_dump_file if dfi->graph_dump_initialized.
10439 (execute_function_dump, pass_init_dump_file): Use
10440 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10442 2016-04-17 Tom de Vries <tom@codesourcery.com>
10444 PR tree-optimization/70256
10445 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10446 (debug_varmap): New function.
10448 2016-04-17 Tom de Vries <tom@codesourcery.com>
10451 * passes.c (pass_manager::register_pass): Propagate pflags.
10453 2016-04-17 Tom de Vries <tom@codesourcery.com>
10456 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10457 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10458 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10459 check if it's equal to p_start.
10460 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10462 2016-04-15 Jan Hubicka <jh@suse.cz>
10465 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10466 function does not bind to current def.
10467 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10468 handle conservatively calls to functions that does not need to bind
10470 (check_call): Update call of worse_state.
10471 (ignore_edge_for_nothrow): Update.
10472 (ignore_edge_for_pure_const): Likewise.
10473 (propagate_pure_const): Update calls to worse_state.
10474 (skip_function_for_local_pure_const): Reformat comments.
10476 2016-04-15 Jan Hubicka <jh@suse.cz>
10479 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10480 (cgraph_node::function_symbol): Likewise.
10481 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10482 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10483 (symtab_node::ultimate_alias_target): Add REF parameter.
10484 (symtab_node::binds_to_current_def_p): Declare.
10485 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10486 (cgraph_node::function_symbol): Likewise.
10487 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10488 (cgraph_node::get_availability): Likewise.
10489 (cgraph_edge::binds_to_current_def_p): New inline function.
10490 (varpool_node::get_availability): Add REF parameter.
10491 (varpool_node::ultimate_alias_target): Likewise.
10492 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10493 (symtab_node::binds_to_current_def_p): Likewise.
10494 * varpool.c (varpool_node::get_availability): Likewise.
10496 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10499 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10500 Fix mode size check.
10502 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10504 * BASE-VER: Set to 7.0.0.
10506 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10508 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10510 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10512 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10513 architecture revisions.
10515 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10517 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10518 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10519 * config/i386/i386.md (stack decrement to push peepholes): Guard
10520 with !x86_using_red_zone ().
10522 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10525 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10526 to dump_generic_node.
10527 (NIY): Pass also flags to do_niy.
10529 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10531 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10532 (simd_clone_vector_of_formal_parm_types)
10533 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10534 (simd_clone_mangle, simd_clone_create)
10535 (simd_clone_adjust_return_type, create_tmp_simd_array)
10536 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10537 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10538 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10539 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10540 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10541 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10542 * omp-simd-clone.c: ... this new file.
10543 (simd_clone_vector_of_formal_parm_types): Make it static.
10544 * Makefile.in (OBJS): Add omp-simd-clone.o.
10546 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10549 * config/i386/sse.md: Use proper memory operand modifiers.
10552 2016-04-15 Richard Biener <rguenther@suse.de>
10553 Alan Modra <amodra@gmail.com>
10555 PR tree-optimization/70130
10556 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10557 when alignment stays not the same and no not use the realign
10560 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10563 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10564 direct move handlers for KFmode. Change TFmode handlers test from
10565 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10567 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10570 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10571 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10572 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10573 * tree-ssa-live.c (remove_unused_scope_block_p): When
10574 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10575 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10576 block_ultimate_origin is FUNCTION_DECL.
10577 (remove_unused_locals): If current_function_decl is
10578 polymorphic_ctor_dtor_p, pass initial true to
10579 remove_unused_scope_block_p' is_ctor_dtor_block.
10581 2016-04-14 Martin Sebor <msebor@redhat.com>
10586 * doc/extend.texi (Variable Length): Revert.
10588 2016-04-14 Marek Polacek <polacek@redhat.com>
10589 Jan Hubicka <hubicka@ucw.cz>
10592 * tree.c (verify_type): Disable the canonical type of main variant
10595 2016-04-14 Jason Merrill <jason@redhat.com>
10597 * cfgexpand.c, expr.c: Revert previous change.
10599 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10601 PR middle-end/70643
10602 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10603 when building a mem ref for the incoming reduction variable.
10605 2016-04-14 Richard Biener <rguenther@suse.de>
10607 PR tree-optimization/70614
10608 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10609 loop if the evolution dropped to chrec_dont_know.
10610 (interpret_condition_phi): Likewise.
10612 2016-04-14 Richard Biener <rguenther@suse.de>
10614 PR tree-optimization/70623
10615 * tree-ssa-pre.c (changed_blocks): Make global ...
10616 (compute_antic): ... local here. Move and fix worklist
10617 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10618 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10619 worklist handling, dump when ANTIC_IN changed.
10620 (compute_partial_antic_aux): Remove worklist handling.
10621 (init_pre): Do not compute post dominators. Add a comment about
10622 the CFG order chosen.
10623 (fini_pre): Do not free post dominators.
10625 2016-04-13 Martin Sebor <msebor@redhat.com>
10630 * doc/extend.texi (Variable Length): Document C++ specifics.
10632 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10635 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10636 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10637 eh edges have been purged.
10640 * tree-sra.c (create_access_replacement,
10641 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10643 * tree-pretty-print.c (dump_fancy_name): New function.
10644 (dump_decl_name, dump_generic_node): Use it.
10646 2016-04-13 Jason Merrill <jason@redhat.com>
10648 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10649 * expr.c (expand_expr_real_1): Likewise.
10651 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10653 * config/i386/i386.md (kunpckhi): Swap operands.
10654 (kunpcksi): Likewise.
10655 (kunpckdi): Likewise.
10656 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10657 (vec_pack_trunc_<mode>): Likewise.
10659 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10662 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10664 PR middle-end/70633
10665 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10666 gimplification turns some element into non-constant.
10669 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10670 * explow.c (convert_memory_address_addr_space_1): No longer static,
10671 add NO_EMIT argument and don't call convert_modes if true, pass
10672 it down recursively, remove break after return.
10673 (convert_memory_address_addr_space): Adjust caller.
10674 * simplify-rtx.c (simplify_unary_operation_1): Call
10675 convert_memory_address_addr_space_1 instead of convert_memory_address,
10676 if it returns NULL, don't simplify.
10678 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10681 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10683 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10685 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10686 Bump the upper SIMDLEN limits, so that if the return type or
10687 characteristic type if the return type is void can be passed in
10688 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10691 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10694 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10695 Do not use "=" constraint on an input constraint.
10696 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10697 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10698 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10699 generates (neg (abs ...)) instead of (abs ...).
10701 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10703 PR rtl-optimization/70596
10704 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10705 just invalidate LRA data and reset them. Adjust dump wording.
10707 2016-04-12 Martin Liska <mliska@suse.cz>
10710 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10712 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10714 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10715 max_loop_iterations_int.
10716 (tree_unswitch_outer_loop): Likewise.
10717 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10718 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10720 2016-04-12 Tom de Vries <tom@codesourcery.com>
10722 PR tree-optimization/68756
10723 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10724 instead of new_name.
10726 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10728 PR tree-optimization/70602
10729 * tree-sra.c (generate_subtree_copies): Don't write anything into
10730 constant pool decls.
10732 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10733 regardless whether there are depend clauses or not.
10735 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10738 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10739 target attribute and pragma from changing the -mfloat128
10740 and -mfloat128-hardware options.
10742 * doc/extend.texi (Additional Floating Types): Document PowerPC
10743 __float128 restrictions.
10745 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10748 * config/aarch64/driver-aarch64.c
10749 (aarch64_get_extension_string_for_isa_flags): New.
10750 (arch_extension): Rename to...
10751 (aarch64_arch_extension): ...This.
10752 (ext_to_feat_string): Rename to...
10753 (aarch64_extensions): ...This.
10754 (aarch64_core_data): Keep track of architecture extension flags.
10755 (cpu_data): Rename to...
10756 (aarch64_cpu_data): ...This.
10757 (aarch64_arch_driver_info): Keep track of architecture extension
10759 (get_arch_name_from_id): Rename to...
10760 (get_arch_from_id): ...This, change return type.
10761 (host_detect_local_cpu): Update and reformat for renames, handle
10762 extensions through common infrastructure.
10764 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10767 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10768 track of a canonical flag name.
10769 (all_extensions): Likewise.
10770 (arch_to_arch_name): Also track extension flags enabled by the arch.
10771 (all_architectures): Likewise.
10772 (aarch64_parse_extension): Move to here.
10773 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10775 (aarch64_rewrite_selected_cpu): Update for above change.
10776 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10777 are handled, such that the single explicit value enabled by an
10778 extension is kept seperate from the implicit values it also enables.
10779 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10781 (aarch64_parse_extension): New.
10782 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10783 here to config/aarch64/aarch64-protos.h.
10784 (aarch64_parse_extension): Move from here to
10785 common/config/aarch64/aarch64-common.c.
10786 (aarch64_option_print): Update.
10787 (aarch64_declare_function_name): Likewise.
10788 (aarch64_start_file): Likewise.
10789 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10790 the canonical flag for extensions.
10791 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10794 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10796 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10799 2016-04-09 Tom de Vries <tom@codesourcery.com>
10801 PR tree-optimization/68953
10802 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10803 first to last subscript.
10805 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10807 PR tree-optimization/70586
10808 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10811 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10815 PR tree-optimization/70373
10816 PR middle-end/70533
10817 PR middle-end/70534
10818 PR middle-end/70535
10819 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10820 clauses for acc parallel reductions as necessary. Error on those
10822 * omp-low.c (scan_sharing_clauses): Don't install variables which
10823 are used in acc parallel reductions.
10824 (lower_rec_input_clauses): Remove dead code.
10825 (lower_oacc_reductions): Add support for reference reductions.
10826 (lower_reduction_clauses): Remove dead code.
10827 (lower_omp_target): Don't remap variables appearing in acc parallel
10829 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10831 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10833 PR middle-end/70593
10834 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10835 with multiple SSA_NAME defs, force the outputs other than first
10836 to be live before calling live_track_process_def on each output.
10838 PR rtl-optimization/70574
10839 * fwprop.c (forward_propagate_and_simplify): Don't add
10840 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10841 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10842 paradoxical subregs within *loc.
10844 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10846 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10847 -ftree-parallelize-loops={0,1}.
10848 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10849 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10850 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10851 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10852 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10854 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10857 * asan.c (instrument_derefs): If we get unknown location, extract it
10858 with EXPR_LOCATION.
10859 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10861 2016-04-08 Tom de Vries <tom@codesourcery.com>
10863 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10864 implicit firstprivate clause.
10866 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10869 * config/arm/thumb2.md (tst + branch-> lsls + branch
10870 peephole below *orsi_not_shiftsi_si): Require that condition
10871 register is dead after the peephole.
10872 (second peephole after the above): Likewise.
10874 2016-04-08 Alan Modra <amodra@gmail.com>
10877 * builtins.c (fold_builtin_classify): For IBM extended precision,
10878 look at just the high-order double to test for NaN.
10879 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10880 test just the high double for Inf but both doubles for subnormal
10883 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10885 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10886 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10887 node->simdclone->mask_mode != VOIDmode masks.
10888 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10889 earlier, use it instead of node->simdclone.
10890 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10891 Set clonei->mask_mode.
10893 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10896 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10897 Pass it through to cp_parser_already_scoped_statement.
10898 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10899 it through to cp_parser_statement.
10900 (cp_parser_statement): Pass IF_P through to
10901 cp_parser_iteration_statement.
10902 (cp_parser_pragma): Adjust call to
10903 cp_parser_iteration_statement.
10905 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10908 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10909 resolve a future -Wparentheses warning.
10910 * omp-low.c (scan_sharing_clauses): Likewise.
10911 * tree-parloops.c (eliminate_local_variables): Likewise.
10913 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10915 PR rtl-optimization/70398
10916 * lra-constraints.c (process_address_1): Check zero scale and code
10917 for reloading with zero scale.
10919 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10921 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10922 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10924 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10926 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10927 Add support for AVX512F clones, include them by default for
10928 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10929 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10932 PR middle-end/70550
10933 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10934 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10935 firstprivate clauses.
10936 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10937 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10938 (lower_omp_target): Set TREE_NO_WARNING for
10939 non-addressable possibly uninitialized vars which are copied into
10940 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10942 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10944 * config/pa/predicates.md (integer_store_memory_operand): Accept
10945 REG+D operands with a large offset when reload_in_progress is true.
10946 (floating_point_store_memory_operand): Likewise.
10948 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10951 * match.pd (nested int casts): Limit to GIMPLE.
10953 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10956 * ipa-devirt.c (maybe_record_node): Fix comment; use
10957 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10959 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10961 PR rtl-optimization/70542
10962 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10963 if there are any uses other than insn or debug insns.
10965 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10966 Jakub Jelinek <jakub@redhat.com>
10968 PR tree-optimization/70509
10969 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10970 Shift HOST_WIDE_INT_1U instead of 1.
10972 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10974 PR tree-optimization/70509
10975 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10976 of the vector base type for index.
10978 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10981 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10983 2016-04-05 Richard Biener <rguenther@suse.de>
10985 PR tree-optimization/70526
10986 * tree-sra.c (build_ref_for_offset): Use prev_base to
10987 extract the alias pointer type.
10989 2016-04-05 Richard Biener <rguenther@suse.de>
10991 * dse.c (struct store_info): Remove alias_set member.
10992 (struct read_info_type): Likewise.
10993 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10994 spill_deleted, clear_alias_set_lookup): Remove.
10995 (get_group_info): Remove dead base == NULL_RTX case.
10996 (dse_step0): Remove initialization of removed variables.
10997 (delete_dead_store_insn): Reomve alias set dumping.
10998 (free_read_records): Remove alias_set handling.
10999 (canon_address): Remove alias_set_out parameter.
11000 (record_store): Remove spill_alias_set, it's always zero.
11001 (check_mem_read_rtx): Likewise.
11002 (dse_step2): Rename from ...
11003 (dse_step2_nospill): ... this. Adjust.
11004 (scan_stores): Rename from ...
11005 (scan_stores_nospill): ... this.
11006 (scan_reads): Rename from ...
11007 (scan_reads_nospill): ... this.
11008 (scan_stores_spill, scan_reads_spill): Remove.
11009 (dse_step3_scan): Remove for_spills argument which is always false.
11010 (dse_step3): Likewise.
11011 (dse_step5): Rename from ...
11012 (dse_step5_nospill): ... this. Remove alias_set handling.
11013 (rest_of_handle_dse): Adjust.
11015 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11018 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11019 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11020 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11021 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11023 2016-04-05 Richard Biener <rguenther@suse.de>
11025 PR middle-end/70499
11026 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11027 non-register type temporaries into SSA.
11029 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11032 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11033 calls when sanitizing.
11034 (possible_polymorphic_call_target_p): Fix formatting.
11036 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11037 Jakub Jelinek <jakub@redhat.com>
11039 PR middle-end/70457
11040 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11041 to ensure a call statement is compatible with a built-in's
11043 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11046 2016-04-04 Richard Biener <rguenther@suse.de>
11048 PR rtl-optimization/70484
11049 * rtl.h (canon_output_dependence): Declare.
11050 * alias.c (canon_output_dependence): New function.
11051 * dse.c (record_store): Use canon_output_dependence rather
11052 than canon_true_dependence.
11054 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11057 * cgraph.h (symtab_node::copy_visibility_from): New function.
11058 * symtab.c (symtab_node::copy_visibility_from): New function.
11059 * ipa-visibility.c (optimize_weakref): New function.
11060 (function_and_variable_visibility): Use it.
11062 2016-04-04 Martin Liska <mliska@suse.cz>
11065 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11066 value that is really in range handled by SBR instruction.
11067 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11068 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11069 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11071 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11075 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11076 set, but not for SP_REG operands.
11078 2016-04-02 Martin Sebor <msebor@redhat.com>
11081 * fold-const.c (maybe_nonzero_address): New function.
11082 (fold_comparison): Call it. Fold equality and relational
11083 expressions involving null pointers.
11084 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11086 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11088 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11089 the "Y" constraint (scalar FP 0.0 immediate).
11091 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11092 Add the "const_double" to the list of operand constraints.
11094 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11096 PR rtl-optimization/70467
11097 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11098 If low word of the last operand is 0, just emit addition/subtraction
11101 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11104 * config/s390/s390.c (s390_expand_insv): Check for everything
11105 constant instead of just VOIDmode stuff.
11107 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11110 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11112 2016-04-01 Nathan Sidwell <nathan@acm.org>
11114 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11116 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11118 PR rtl-optimization/70461
11119 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11122 2016-03-31 Martin Liska <mliska@suse.cz>
11125 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11126 a tree value or an immediate integer value to a buffer
11127 that is eventually copied to a BRIG section.
11128 (emit_immediate_operand): Call the function here.
11129 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11130 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11131 of class' fields that are removed.
11132 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11133 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11134 m_brig_repr_size fields.
11136 2016-03-31 Martin Liska <mliska@suse.cz>
11139 * hsa-gen.c (hsa_function_representation::update_dominance): New
11141 (convert_addr_to_flat_segment): Likewise.
11142 (gen_hsa_memory_set): New alignment argument.
11143 (gen_hsa_ctor_assignment): Likewise.
11144 (gen_hsa_insns_for_single_assignment): Provide alignment
11145 to gen_hsa_ctor_assignment.
11146 (gen_hsa_insns_for_direct_call): Add new argument.
11147 (expand_lhs_of_string_op): New function.
11148 (expand_string_operation_builtin): Likewise.
11149 (expand_memory_copy): New function.
11150 (expand_memory_set): New function.
11151 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11152 (convert_switch_statements): Change signature.
11153 (generate_hsa): Use a return value of the function.
11154 (pass_gen_hsail::execute): Do not call
11155 convert_switch_statements here.
11156 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11157 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11158 (hsa_function_representation::update_dominance): New function.
11160 2016-03-31 Martin Liska <mliska@suse.cz>
11163 * hsa-brig.c (emit_directive_variable): Emit alignment
11164 according to hsa_symbol::m_align.
11165 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11166 (dump_hsa_symbol): Dump alignment of HSA symbols.
11167 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11168 (gen_hsa_addr_with_align): New function.
11169 (hsa_bitmemref_alignment): Use newly added function.
11170 (gen_hsa_insns_for_load): Likewise.
11171 (gen_hsa_insns_for_store): Likewise.
11172 (gen_hsa_memory_copy): New argument added.
11173 (gen_hsa_insns_for_single_assignment): Respect
11174 alignment for assignments processed via gen_hsa_memory_copy.
11175 (gen_hsa_insns_for_direct_call): Likewise.
11176 (gen_hsa_insns_for_return): Likewise.
11177 (gen_function_def_parameters): Set default alignment.
11178 * hsa.c (hsa_object_alignment): New function.
11179 (hsa_byte_alignment): Pasted function.
11180 * hsa.h (hsa_symbol::m_align): New field.
11182 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11184 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11185 scratch field for goto case.
11187 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11189 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11191 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11194 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11195 (scalar_chain::convert_insn): Call convert_op for reg
11196 moves to handle undefined registers.
11198 2016-03-31 Nathan Sidwell <nathan@acm.org>
11201 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11202 Assert we don't want to move backwards.
11204 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11207 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11209 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11211 PR rtl-optimization/70460
11212 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11213 with operand from REG_LABEL_OPERAND, instead substitute
11214 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11215 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11217 2016-03-31 Martin Liska <mliska@suse.cz>
11219 * passes.c (execute_one_pass): Do not call
11220 todo_after for a discarded function.
11222 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11224 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11225 (no_cost, infinite_cost): Initialize the new field.
11226 (get_computation_cost_at): Record setup cost.
11227 (determine_use_iv_cost_address): Skip cost computation for sub
11228 uses if we can estimate it without losing accuracy.
11230 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11232 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11234 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11235 max_loop_iterations_int.
11236 (tree_unswitch_outer_loop): Likewise.
11237 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11238 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11240 2016-03-30 Richard Biener <rguenther@suse.de>
11242 PR middle-end/70450
11243 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11245 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11248 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11249 in gen_blendm expander.
11251 2016-03-30 Nick Clifton <nickc@redhat.com>
11254 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11255 case where we are already provided with an SImode SUBREG.
11257 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11260 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11261 conflict between DRAP register and __builtin_eh_return.
11263 2016-03-30 Michael Matz <matz@suse.de>
11264 Richard Biener <rguenther@suse.de>
11267 * ipa-polymorphic-call.c (struct type_change_info): Change
11268 speculative to an unsigned allowing to limit the work we do.
11269 (csftc_abort_walking_p): New inline function..
11270 (check_stmt_for_type_change): Limit the number of may-defs
11271 skipped for speculative devirtualization to
11272 max-speculative-devirt-maydefs.
11273 * params.def (max-speculative-devirt-maydefs): New param.
11274 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11276 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11279 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11282 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11284 PR tree-optimization/59124
11285 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11286 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11288 2016-03-29 Jeff Law <law@redhat.com>
11290 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11292 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11294 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11297 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11299 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11300 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11301 gcrt0.o if linking dynamically.
11303 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11306 * ipa-devirt.c (methods_equal_p): New function.
11307 (compare_virtual_tables): Use it.
11308 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11309 * cgraphclones.c (clone_function_name_1): Use
11310 symbol_table::symbol_suffix_separator.
11311 * coverage.c (build_var): Likewise.
11312 * symtab.c (symbol_table::symbol_suffix_separator): New.
11314 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11316 PR rtl-optimization/70429
11317 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11318 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11319 mode != result_mode.
11322 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11324 PR tree-optimization/70405
11325 * ssa-iterators.h (num_imm_uses): Add missing braces.
11327 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11329 PR rtl-optimization/68695
11330 * ira-color.c (allocno_copy_cost_saving): New.
11331 (improve_allocation): Use it.
11333 2016-03-29 Richard Henderson <rth@redhat.com>
11335 PR middle-end/70355
11336 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11338 2016-03-29 Richard Biener <rguenther@suse.de>
11340 PR middle-end/70424
11341 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11342 use alignment returned by get_pointer_alignment_1 if it is
11343 bigger than BITS_PER_UNIT.
11344 * builtins.c (get_pointer_alignment_1): Do not return true
11345 for alignment extracted from SSA info.
11347 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11349 * config/ft32/ft32.opt (mnodiv): New.
11350 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11351 * doc/invoke.texi (FT32 Options -mnodiv): New.
11353 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11356 * config/i386/i386.md (define_split, andn): Fix modes.
11358 2016-03-26 Richard Biener <rguenther@suse.de>
11359 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11362 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11364 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11365 as 2nd argument to cl_optimization_restore().
11367 2016-03-25 Richard Henderson <rth@redhat.com>
11370 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11371 * config/aarch64/aarch64-protos.h: Declare it.
11372 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11374 2016-03-25 Alan Modra <amodra@gmail.com>
11377 * config/rs6000/constraints.md (j): Simplify.
11378 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11380 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11381 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11382 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11383 in all constraint alternatives.
11384 (movtd_64bit_nodm): Delete "j" constraint alternative.
11386 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11388 * tree-ssa-propagate.c: Enhance docs for
11389 SSA_PROP_NOT_INTERESTING.
11391 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11393 * doc/extend.texi: Fix typo in documentation to pure attribute.
11395 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11398 * config/pa/pa.md (bswapdi2): Use a scratch register.
11400 2016-03-24 Richard Henderson <rth@redhat.com>
11402 PR middle-end/69845
11403 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11406 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11408 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11409 using ix86_expand_binary_operator instead of gen_andsi3.
11411 2016-03-24 Richard Biener <rguenther@suse.de>
11413 PR tree-optimization/70396
11414 * tree-vect-stmts.c (vectorizable_comparison): Use
11415 get_vectype_for_scalar_type.
11417 2016-03-24 Richard Biener <rguenther@suse.de>
11419 PR middle-end/70370
11420 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11421 with register bases.
11423 2016-03-24 Richard Biener <rguenther@suse.de>
11425 PR tree-optimization/70372
11426 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11427 build_all_ones_cst to also handle vector types correctly.
11429 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11432 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11435 2016-03-23 Marek Polacek <polacek@redhat.com>
11438 * doc/invoke.texi: Document -Wignored-attributes.
11440 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11442 PR tree-optimization/69042
11443 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11444 parameter from 30 to 40.
11446 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11448 PR tree-optimization/69042
11449 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11450 for use with constant offset stripped in base.
11452 2016-03-23 Richard Biener <rguenther@suse.de>
11454 PR middle-end/70251
11455 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11456 mode compatibility check.
11457 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11459 2016-03-23 Jeff Law <law@redhat.com>
11461 PR tree-optimization/64058
11462 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11464 (struct ssa_conflicts): Move up earlier in the file.
11465 (conflicts_, var_map_): New static variables.
11466 (initialize_conflict_count): New function to initialize the
11467 CONFLICT_COUNT field for each conflict pair.
11468 (compare_pairs): Lazily initialize the conflict count and use it
11469 as the first tie-breaker.
11470 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11471 and wipe conflicts_ and map_ around the call to qsort. Remove
11472 special case for 2 coalesce pairs.
11473 * bitmap.c (bitmap_count_unique_bits): New function.
11474 (bitmap_count_bits_in_word): New function, extracted from
11476 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11477 * bitmap.h (bitmap_count_unique_bits): Declare it.
11479 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11482 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11483 transparent alias chain for decl assembler name.
11484 * config/sol2.c (solaris_assemble_visibility): Likewise.
11486 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11488 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11490 (v10_fdivs): Likewise.
11491 (v10_fdivd): Likewise.
11493 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11496 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11497 to not call fclose twice on file.
11499 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11501 PR tree-optimization/70354
11502 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11503 oprnd0 is wider than oprnd1 and there is a cast from the wider
11504 type to oprnd1, mask it with the mask of the narrower type.
11507 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11508 Optimize TARGET_STV splitters, if high or low word of last argument
11511 2016-03-22 Jeff Law <law@redhat.com>
11514 tree-ssa-threadbackward.c
11515 (fsm_find_control_statement_thread_paths): Correctly distinguish
11516 between old style jump threads vs FSM jump threads.
11518 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11521 * config/i386/i386.c (scalar_chain::convert_op): Support
11522 uninitialized register usage case.
11524 2016-03-22 Richard Biener <rguenther@suse.de>
11526 PR middle-end/70251
11527 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11529 (capture::gen_transform): ... to change behavior when substituting
11530 a condition into cond or not-cond expr context.
11531 (dt_simplify::gen_1): Adjust.
11532 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11533 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11534 last change and instead change to
11535 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11536 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11538 2016-03-22 Anthony Green <green@moxielogic.com>
11540 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11541 issue for moxiebox targets.
11542 (CC1PLUS_SPEC): Ditto.
11544 2016-03-22 Richard Biener <rguenther@suse.de>
11546 PR middle-end/70333
11547 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11550 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11552 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11554 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11557 * config/i386/i386.c (def_builtin): Handle
11558 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11560 (const struct builtin_description bdesc_special_args[]):
11561 Remove duplicate ISA bits.
11563 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11566 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11567 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11568 in a way that works also for AVX512BW.
11571 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11572 instead of source if operands[1] is xmm16 and above and
11573 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11574 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11577 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11578 on assign if (*from_p) is a comparison, set it to
11579 TREE_NO_WARNING (*from_p).
11581 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11583 PR middle-end/70326
11584 * lra.c (restore_scratches): Ignore deleted insns.
11586 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11587 Jakub Jelinek <jakub@redhat.com>
11589 PR tree-optimization/70317
11590 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11593 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11596 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11597 of ix86_expand_move.
11599 (movti): Use general_operand for operand 1 predicate.
11601 2016-03-21 Martin Liska <mliska@suse.cz>
11603 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11605 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11607 2016-03-21 Martin Liska <mliska@suse.cz>
11610 * ipa-icf.c (sem_function::parse): Skip static
11611 constructors and destructors.
11613 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11616 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11617 function-like macro, peek following token(s) if it is followed
11618 by CPP_OPEN_PAREN token with optional padding in between, and
11619 if not, don't treat it like a macro.
11621 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11622 Alexander Monakov <amonakov@ispras.ru>
11624 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11625 for the stabs debug format.
11627 2016-03-21 Richard Biener <rguenther@suse.de>
11629 PR tree-optimization/70310
11630 * tree-vect-generic.c (expand_vector_condition): Fold the built
11633 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11636 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11637 Block third alternative for AVX-512VL target,
11639 2016-03-21 Martin Liska <mliska@suse.cz>
11642 * hsa-brig.c (emit_function_directives): Mark unemitted
11643 global variables for emission.
11644 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11645 (get_symbol_for_decl): Likewise.
11646 * hsa.h (struct hsa_symbol): New flag.
11648 2016-03-21 Richard Biener <rguenther@suse.de>
11650 PR tree-optimization/70288
11651 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11652 we do not estimate unsimplified all-constant conditionals or
11653 switches as optimized away.
11655 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11657 PR rtl-optimization/69102
11658 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11659 when we have a readonly dependency context.
11661 2016-03-18 Jeff Law <law@redhat.com>
11663 PR rtl-optimization/70263
11664 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11665 (update_equiv_regs): When trying to move a store to after the insn
11666 that sets the source of the store, make sure the store occurs after
11667 the insn that sets the source of the store. When successful note
11668 the REG_EQUIV note created in the dump file.
11670 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11671 Bernd Schmidt <bschmidt@redhat.com>
11673 * doc/extend.texi: Document more potential problems with basic asms.
11675 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11677 PR rtl-optimization/70278
11678 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11681 2016-03-18 Jason Merrill <jason@redhat.com>
11683 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11685 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11687 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11688 values to 128b regs.
11690 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11692 PR tree-optimization/70252
11693 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11694 boolean vector has a proper number of elements.
11695 (supportable_narrowing_operation): Likewise.
11697 2016-03-18 Tom de Vries <tom@codesourcery.com>
11700 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11702 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11704 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11705 instead of replace_rtx for DEBUG_INSNs.
11707 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11709 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11710 load type reservations.
11712 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11715 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11716 define_constraint for "Q" and "T" constraints.
11718 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11720 Tweak the pipeline model for Exynos M1
11722 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11725 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11728 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11729 where one or both locations aren't within a line_map.
11731 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11734 * opts.c (finish_options): Don't set flag_pie to the default if
11735 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11738 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11740 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11741 true as ALL_REGS argument to replace_rtx.
11743 2016-03-17 Richard Biener <rguenther@suse.de>
11746 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11749 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11752 * rtl.h (replace_rtx): Add ALL_REGS argument.
11753 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11754 equality and assert mode is the same, instead of just rtx pointer
11756 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11757 true as ALL_REGS argument to replace_rtx.
11759 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11761 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11762 for boolean vector with vector mode only.
11763 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11765 2016-03-17 Nick Clifton <nickc@redhat.com>
11768 * config/rx/rx.c (rx_print_integer): Print negative constants in
11771 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11774 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11776 2016-03-16 Richard Henderson <rth@redhat.com>
11777 Richard Biener <rguenth@suse.de>
11779 PR middle-end/70240
11780 PR middle-end/68215
11782 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11783 first operand as is_gimple_condexpr.
11785 PR middle-end/70240
11786 PR middle-end/68215
11788 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11789 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11790 Do not gimplify the result.
11791 (do_unop): Adjust call to tree_vec_extract.
11792 (do_binop): Likewise.
11793 (do_compare): Likewise.
11794 (do_plus_minus): Likewise.
11795 (do_negate): Likewise.
11796 (expand_vector_condition): Likewise.
11797 (do_cond): Likewise.
11799 2016-03-16 Richard Henderson <rth@redhat.com>
11802 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11803 (aarch64_classify_address): Use it.
11804 (aarch64_legitimize_address): Force all subexpressions of PLUS
11805 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11807 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11808 Richard Biener <rguenth@suse.de>
11811 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11812 return to even if only REGNO is equal, and assert
11815 2016-03-11 Jeff Law <law@redhat.com>
11817 PR rtl-optimization/70224
11818 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11820 2016-03-16 Richard Henderson <rth@redhat.com>
11822 PR middle-end/70199
11823 * function.h (struct function): Add has_forced_label_in_static.
11824 * gimplify.c (force_labels_r): Set it.
11825 * lto-streamer-in.c (input_struct_function_base): Read it.
11826 * lto-streamer-out.c (output_struct_function_base): Write it.
11827 * tree-inline.c (has_label_address_in_static_1): Remove.
11828 (copy_forbidden): Remove fndecl parameter; test
11829 has_forced_label_in_static.
11830 (inline_forbidden_p): Update call to copy_forbidden.
11831 (tree_versionable_function_p): Likewise.
11832 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11833 (chkp_versioning): Likewise.
11834 * tree-inline.h (copy_forbidden): Update decl.
11836 2016-03-16 Marek Polacek <polacek@redhat.com>
11839 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11840 function being thunked if the result type doesn't have fixed size.
11841 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11842 doesn't have fixed size.
11844 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11846 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11847 reporting malformed loop nest.
11849 2016-03-16 Tom de Vries <tom@codesourcery.com>
11852 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11853 nodes.length () == 1 test to before first nodes[0] access.
11855 2016-03-16 Tom de Vries <tom@codesourcery.com>
11857 PR tree-optimization/68715
11858 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11859 single_pred_p test.
11861 2016-03-16 Tom de Vries <tom@codesourcery.com>
11863 PR tree-optimization/68809
11864 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11867 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11868 Sandra Loosemore <sandra@codesourcery.com>
11870 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11871 on leaf attribute. Mention ELF interposition problems.
11873 2016-03-16 Alan Modra <amodra@gmail.com>
11875 PR rtl-optimization/69195
11876 PR rtl-optimization/47992
11877 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11880 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11883 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11885 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11887 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11889 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11891 PR rtl-optimization/70222
11892 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11893 optimization if mode is different from result_mode, queue up masking
11894 of the result in outer_op. Formatting fix.
11896 PR middle-end/70239
11897 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11900 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11902 PR rtl-optimization/69032
11903 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11904 looping backwards over basic block insns.
11906 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11909 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11910 to non-speculative when propagating trap bits.
11912 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11914 PR rtl-optimization/63384
11915 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11916 DEBUG_INSN_P insns.
11918 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11921 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11922 factored out from ...
11923 (sched_analyze_insn): ... here.
11924 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11925 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11926 get_implicit_reg_pending_clobbers in it.
11927 (setup_id_reg_sets): Use setup_id_implicit_regs.
11928 (deps_init_id): Ditto.
11930 2016-03-15 Tom de Vries <tom@codesourcery.com>
11933 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11935 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11936 execute_function_dump.
11937 (execute_one_pass): Don't dump function if it will be dumped after ipa
11940 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11942 * genrecog.c (match_pattern_2): If pred is NULL don't call
11943 safe_predicate_mode on it.
11945 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11947 PR middle-end/70219
11948 * lra-constraints.c (delete_move_and_clobber): Change assertion
11949 to also allow dregno == 0.
11951 2016-03-14 Richard Henderson <rth@redhat.com>
11954 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11955 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11956 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11957 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11960 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11963 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11965 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11967 * lra-constraints.c (split_reg): For hard regs, try to find the
11968 biggest single-register mode used in the function.
11970 2016-03-14 Richard Biener <rguenther@suse.de>
11972 PR tree-optimization/56365
11973 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11974 constants to compare against.
11976 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11979 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11980 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11981 (define_split for the GPR case): Use int_reg_operand instead of
11982 gpc_reg_operand for the output.
11984 2016-03-14 Tom de Vries <tom@codesourcery.com>
11986 PR tree-optimization/70045
11987 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11988 create_empty_if_region_on_edge argument.
11990 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11992 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11993 (STACK_CHECK_PROTECT): Likewise.
11994 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11995 (STACK_CHECK_PROTECT): Likewise.
11996 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11997 (STACK_CHECK_PROTECT): Likewise.
11998 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11999 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12000 (STACK_CHECK_PROTECT): Likewise.
12002 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12004 PR rtl-optimization/69307
12005 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12006 registers in modes that span more than one register.
12008 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12011 * lra-constraints.c (delete_move_and_clobber): New.
12012 (remove_inheritance_pseudos): Use it.
12014 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12017 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12018 the libcall is LCT_THROW.
12019 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12020 for the checking routine.
12022 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12025 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12026 optimization if we have direct move.
12027 (roundu32<mode>2_fprs): Likewise.
12029 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12032 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12034 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12035 Arguments swapped. All callers changed. Take reg_renumber into
12036 account, and Calculate and compare register ranges for hard regs.
12038 2016-03-11 Jeff Law <law@redhat.com>
12040 PR tree-optimization/70190
12041 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12042 Handle cases where we can not extract the taken edge, even though we
12043 found a constant value.
12045 PR tree-optimization/64058
12046 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12047 (num_coalesce_pairs): Move up earlier in file.
12048 (find_coalesce_pair): Initialize the INDEX field for each pair
12050 (compare_pairs): No longer sort on the elements in each pair.
12051 Instead break ties with the index of the coalesce pair.
12053 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12056 * config/aarch64/aarch64-protos.h
12057 (aarch64_save_restore_target_globals): New prototype.
12058 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12059 Call the above when popping pragma.
12060 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12062 (aarch64_set_current_function): Rewrite using the above.
12064 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12066 PR tree-optimization/70177
12067 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12068 (extract_ops_from_tree): ... this. In the 2 argument
12069 overload remove _1 suffix.
12070 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12071 (extract_ops_from_tree): ... this.
12072 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12074 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12075 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12076 extract_ops_from_tree instead of 2 operand one.
12078 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12080 PR tree-optimization/70013
12081 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12082 for constant-pool entries.
12084 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12086 PR rtl-optimization/70174
12087 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12088 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12090 PR tree-optimization/70169
12091 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12092 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12095 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12096 Jakub Jelinek <jakub@redhat.com>
12099 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12100 of uninitialized values.
12102 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12104 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12106 ("*trunctddd2"): New pattern definition.
12107 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12110 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12112 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12113 definitions for BFP and DFP rounding modes.
12114 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12115 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12116 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12117 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12120 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12122 * config/s390/constraints.md: Adjust comment.
12123 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12124 s390_decompose_addrstyle_without_index.
12125 * config/s390/predicates.md (shift_count_or_setmem_operand):
12126 Rename to setmem_operand.
12127 * config/s390/s390-protos.h
12128 (s390_decompose_shift_count): Rename to
12129 s390_decompose_addrstyle_without_index.
12130 * config/s390/s390.c (s390_decompose_shift_count)
12131 (s390_mem_constraint, print_shift_count_operand)
12132 (print_operand_address, print_operand): Rename
12133 s390_decompose_shift_count to
12134 s390_decompose_addrstyle_without_index and rename
12135 print_shift_count_operand to print_addrstyle_operand troughout the
12137 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12138 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12139 Rename shift_count_or_setmem_operand to setmem_operand.
12140 * config/s390/vx-builtins.md ("vec_insert<mode>")
12141 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12144 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12147 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12148 Handle overlapping retval and newval.
12150 2016-03-10 Nick Clifton <nickc@redhat.com>
12153 * config/aarch64/aarch64.c
12154 (aarch64_override_options_after_change_1): When forcing
12155 flag_omit_frame_pointer to be true, use a special value that can
12156 be detected if this function is called again, thus preventing
12157 flag_omit_leaf_frame_pointer from being forced to be false.
12159 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12161 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12162 Set x_flag_omit_leaf_frame_pointer when handling
12163 -momit-leaf-frame-pointer.
12165 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12168 * cgraph.c (cgraph_node::dump): Dump split_part and
12169 indirect_call_target.
12170 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12171 * ipa.c (has_addr_references_p): Cleanup.
12172 (is_indirect_call_target_p): New.
12173 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12174 called indirectly as local.
12175 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12177 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12180 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12181 on cxa_pure_virtual.
12183 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12186 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12188 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12191 * tree.c (need_assembler_name_p): Only record main variant type names.
12193 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12196 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12197 Always define to 0 or 1.
12198 (TARGET_FIX_ERR_A53_843419): New macro.
12199 * config/aarch64/aarch64-elf-raw.h
12200 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12201 * config/aarch64/aarch64-linux.h: Likewise.
12202 * config/aarch64/aarch64.c
12203 (aarch64_override_options_after_change_1): Do not default
12204 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12206 (aarch64_attributes): Handle fix-cortex-a53-843419.
12207 (aarch64_can_inline_p): Likewise.
12208 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12210 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12211 Jakub Jelinek <jakub@redhat.com>
12213 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12214 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12215 DECL_COMMONS if flag_unconstrained_commons is set.
12216 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12217 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12218 (funconstrained-commons): Document.
12220 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12222 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12223 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12225 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12227 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12228 has a proper number of elements.
12230 2016-03-10 Alan Modra <amodra@gmail.com>
12232 PR rtl-optimization/69195
12233 PR rtl-optimization/47992
12234 * ira.c (recorded_label_ref): Delete.
12235 (update_equiv_regs): Return void.
12236 (indirect_jump_optimize): New function.
12237 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12238 before regstat_compute_ri. Don't rebuild_jump_labels here.
12239 Delete update_regstat.
12241 2016-03-10 Richard Biener <rguenther@suse.de>
12243 PR tree-optimization/70128
12244 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12245 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12247 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12249 PR tree-optimization/70152
12250 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12251 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12254 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12255 instead of gen_sse2_loadlpd.
12256 * config/i386/sse.md (*vec_concatv2df): Rename to...
12257 (vec_concatv2df): ... this.
12259 PR tree-optimization/70127
12260 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12262 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12266 * diagnostic-show-locus.c (compatible_locations_p): New function.
12267 (layout::layout): Sanitize ranges using compatible_locations_p.
12269 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12273 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12274 location_range param with three const expanded_locations * and a
12276 (layout::layout): Replace call to
12277 rich_location::lazily_expand_location with get_expanded_location.
12278 Extract the range and perform location expansion here, passing
12279 the results to the layout_range ctor.
12280 * diagnostic.c (source_range::debug): Delete.
12281 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12282 of rich_location::get_expanded_location.
12283 * gcc-rich-location.c (get_range_for_expr): Delete.
12284 (gcc_rich_location::add_expr): Reimplement to avoid the
12285 rich_location::add_range overload that took a location_range,
12286 passing a location_t instead.
12288 2016-03-09 Richard Biener <rguenther@suse.de>
12289 Jakub Jelinek <jakub@redhat.com>
12291 PR tree-optimization/70138
12292 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12293 Also skip vect_double_reduction_def.
12295 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12298 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12299 if the operand is "m".
12301 2016-03-09 Nathan Sidwell <nathan@acm.org>
12303 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12305 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12307 * config/i386/i386.c (processor_target_table): Fix cost table
12308 intialization order for znver1.
12310 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12312 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12313 - becuase -> because.
12314 * ipa-reference.c (ignore_module_statics): Likewise.
12315 * cgraph.c (cgraph_node::get_body): Likewise.
12316 * ipa-inline.c (early_inliner): Likewise.
12317 * ipa-devirt.c (types_same_for_odr): Likewise.
12318 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12319 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12321 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12323 * tree-ssa-math-opts.c: Fix typo in comment.
12325 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12328 * config/i386/i386.c (scalar_chain::make_vector_copies,
12329 scalar_chain::convert_reg): Call end_sequence in between
12330 get_insns and emit_conversion_insns rather than after both
12333 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12336 * config/i386/i386.h (machine_function): Add
12337 pc_thunk_call_expanded flag.
12338 (ix86_pc_thunk_call_expanded): New define.
12339 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12340 (*set_got): Rename insn pattern from set_got.
12341 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12342 * config/i386/i386.c (ix86_compute_frame_layout): Use
12343 ix86_pc_thunk_call_expanded to prevent red-zone.
12345 2016-03-07 Martin Jambor <mjambor@suse.cz>
12347 * hsa.h (hsa_get_ctor_statements): Declare.
12348 (hsa_get_dtor_statements): Likewise.
12349 (hsa_get_kernel_dispatch_type): Likewise.
12350 * hsa.c (hsa_get_ctor_statements): New function.
12351 (hsa_get_dtor_statements): Likewise.
12352 (hsa_get_kernel_dispatch_type): Likewise.
12353 * hsa-brig.c (hsa_cdtor_statements): Removed.
12354 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12355 hsa_get_dtor_statements.
12356 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12357 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12359 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12361 * config/arm/arm-cores.def (cortex-r8): New.
12362 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12363 * config/arm/arm-tune.md: Likewise.
12364 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12366 2016-03-07 Martin Sebor <msebor@redhat.com>
12368 PR rtl-optimization/19705
12369 * doc/invoke.texi (Options That Control Optimization): Clarify
12370 -fno-branch-count-reg.
12372 2016-02-26 Richard Biener <rguenther@suse.de>
12373 Jeff Law <law@redhat.com>
12375 PR tree-optimization/69740
12376 * cfghooks.c (remove_edge): Request loop fixups if we delete
12377 an edge that might turn an irreducible loop into a natural
12379 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12380 Move after definition of loops_state_clear.
12382 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12384 PR rtl-optimization/69052
12385 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12388 2016-03-07 Tom de Vries <tom@codesourcery.com>
12390 PR tree-optimization/70116
12391 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12392 is_tm_ending stmts and ubsan/asan internal functions.
12393 (find_duplicate): Use it. Don't test is_tm_ending here.
12395 2016-03-07 Richard Biener <rguenther@suse.de>
12397 PR tree-optimization/70115
12398 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12399 (propagate_constants_for_unrolling): Use replace_uses_by.
12401 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12403 PR middle-end/69916
12404 * omp-low.c (struct oacc_loop): Add ifns.
12405 (new_oacc_loop_raw): Initialize it.
12406 (finish_oacc_loop): Clear mask & flags if no ifns.
12407 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12408 (oacc_loop_xform_loop): Add ifns arg & adjust.
12409 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12411 2016-03-07 Richard Henderson <rth@redhat.com>
12414 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12415 (insert_value_copy_on_edge): Likewise.
12417 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12419 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12421 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12424 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12426 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12428 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12430 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12432 Fix sseimul type attribute.
12433 * config/i386/znver1.md
12434 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12435 znver1_sseimul_avx256_load) : Fix the type attribute.
12436 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12437 pipe usage and latency.
12439 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12442 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12443 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12446 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12449 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12451 PR rtl-optimization/69941
12452 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12453 the reg share its mode.
12455 2016-03-04 Jeff Law <law@redhat.com>
12457 PR tree-optimization/69196
12458 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12459 If the both SSA_NAMEs are anonymous, then consider them unassociated
12460 and include the PHI in the statement count.
12462 2016-03-05 Tom de Vries <tom@codesourcery.com>
12464 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12465 construct in oacc routine. Check for oacc region in oacc routine.
12467 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12470 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12471 2016-02-22 changes, instead don't recurse if RECUR is already true.
12472 Don't change *dynamic_check if RECUR. Adjust recursive caller
12473 to pass true to the new argument.
12474 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12477 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12478 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12480 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12482 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12484 PR rtl-optimization/57676
12485 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12486 with flag_checking.
12488 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12490 * tree-vect-patterns.c (search_type_for_mask): Handle
12491 comparison of booleans.
12493 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12495 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12499 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12500 all other ops that have dw_val_class_die_ref operands,
12501 and DW_OP_GNU_entry_value.
12503 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12505 PR rtl-optimization/69904
12506 * config/arm/arm.c (arm_cannot_copy_insn_p):
12507 Return true for load-exclusive instructions.
12509 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12512 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12513 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12514 the pattern no matter if it is used just by non-pattern, pattern
12516 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12517 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12518 oprnd1 def_stmt is in pattern, don't look through it.
12520 2016-03-03 Marek Polacek <polacek@redhat.com>
12522 PR middle-end/70050
12523 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12525 2016-03-03 Martin Liska <mliska@suse.cz>
12527 PR tree-optimization/70043
12528 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12529 previous statement if we see a debug statement.
12531 2016-03-03 Richard Biener <rguenther@suse.de>
12533 PR tree-optimization/55936
12534 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12535 parameter and guard unsafe equivalence use.
12536 (vrp_evaluate_conditional_warnv_with_ops): Always use
12537 safe equivalences but not via the quadratic compare_names
12540 2016-03-03 Michael Collison <michael.collison@linaro.org>
12543 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12544 for operand 1 to s_register_operand. Change predicate for operand
12545 2 to arm_not_immediate_operand.
12547 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12549 * doc/tm.texi: Regenerated.
12551 2016-03-02 Richard Henderson <rth@redhat.com>
12554 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12555 simplification when all args are positive non-fixed registers.
12557 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12559 * target.def (lra_p): Specify that new ports should use LRA.
12561 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12564 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12565 gimplify_type_sizes the type they refer to.
12566 (omp_notice_variable): Handle reference vars to VLAs.
12567 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12568 reference to VLA decls in the second pass instead of first pass.
12570 2016-03-02 Tom de Vries <tom@codesourcery.com>
12572 PR tree-optimization/68659
12573 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12574 new_expr == NULL_TREE.
12575 (get_new_name): Handle ADDR_EXPR.
12577 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12579 PR rtl-optimization/69052
12580 * loop-invariant.c (canonicalize_address): New function.
12581 (inv_can_prop_to_addr_use): Check validity of address expression
12582 which is canonicalized by above function.
12584 2016-03-02 Alan Modra <amodra@gmail.com>
12587 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12590 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12593 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12594 (*movhi_internal): Put mask moves from and to memory separately
12595 from moves from/to GPRs.
12597 2016-03-02 Richard Biener <rguenther@suse.de>
12599 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12600 GENERIC expressions in GIMPLE.
12602 2016-03-02 Richard Biener <rguenther@suse.de>
12604 * config/i386/i386.c (type_natural_mode): Fix typo.
12606 2016-03-02 Nick Clifton <nickc@redhat.com>
12608 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12610 2016-03-02 Richard Biener <rguenther@suse.de>
12611 Uros Bizjak <ubizjak@gmail.com>
12614 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12616 2016-03-02 Richard Biener <rguenther@suse.de>
12618 PR middle-end/67278
12619 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12621 2016-03-02 Marek Polacek <polacek@redhat.com>
12624 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12625 "is promoted to" warning.
12627 2016-03-01 DJ Delorie <dj@redhat.com>
12629 * config.gcc: Deprecate mep-*.
12631 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12633 PR middle-end/70025
12634 * lra-constraints.c (regno_val_use_in): New.
12635 (match_reload): Use it instead of regno_use_in.
12637 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12639 PR rtl-optimization/70007
12640 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12641 references present in REG_EQUAL notes attached to non-SET patterns.
12643 2016-03-01 Jeff Law <law@redhat.com>
12645 PR tree-optimization/69196
12646 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12647 Appropriately clamp the number of statements to copy when the
12648 thread path does not traverse a loop backedge.
12650 PR tree-optimization/69196
12651 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12652 Do count some PHIs in the thread path against the insn count. Decrease
12653 final statement count by one as the control statement in the last
12654 block will get removed. Remove special cased code for handling PHIs
12657 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12660 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12661 asm dialect alternatives to explicit GOTPCREL calls.
12663 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12666 * ira.c (do_reload): Issue warning for generic stack checking here...
12667 * reload1.c (reload): ...instead of here and streamline it.
12669 2016-03-01 Nick Clifton <nickc@redhat.com>
12671 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12673 2016-03-01 Richard Biener <rguenther@suse.de>
12675 PR tree-optimization/69983
12676 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12677 types and fall back to operand_equal_p.
12679 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12682 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12684 * config/s390/constraints.md ("jm8"): New constraint.
12685 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12687 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12689 ("*setmem_long<setmem_and>"): New pattern.
12690 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12692 ("*setmem_long_31z<setmem_and>"): New pattern.
12693 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12694 New substitution rules with the required attributes.
12697 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12702 * gensupport.c (process_substs_on_one_elem): Split loop to
12703 complete mark_operands_used_in_match_dup on all expressions in the
12705 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12706 and remove function.
12708 2016-03-01 Richard Biener <rguenther@suse.de>
12710 PR middle-end/70022
12711 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12712 vector BIT_FIELD_REF extract.
12714 2016-03-01 Richard Biener <rguenther@suse.de>
12716 PR tree-optimization/69994
12717 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12719 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12721 PR tree-optimization/69956
12722 * tree-vect-stmts.c (supportable_widening_operation): Support
12723 multi-step conversion of boolean vectors.
12724 (supportable_narrowing_operation): Likewise.
12726 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12728 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12731 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12733 * config/s390/subst.md (DSI_VI): New mode iterator.
12734 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12735 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12736 the insn definition.
12737 ("*vec_set<mode>"): Change predicate and add alternative to
12738 support only either register or const_int operands as element
12740 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12742 ("vec_extract<mode>"): New expander.
12743 ("*vec_extract<mode>"): New insn definition supporting reg and
12744 const_int element selectors.
12745 ("*vec_extract<mode>_plus"): New insn definition supporting
12746 reg+const_int element selectors.
12747 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12748 following expander+insn definition.
12749 ("<vec_shifts_name><mode>3"): New expander.
12750 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12752 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12754 * config/s390/s390.md ("*tabort_1"): Change predicate to
12755 nonmemory_operand. Add a second alternative to cover
12756 register as well as const int operands.
12757 ("*tabort_1_plus"): New pattern definition.
12759 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12761 * config/s390/s390.md ("*ashrdi3_cc_31")
12762 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12763 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12764 Merge insn definitions into ...
12765 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12766 New pattern definition.
12767 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12768 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12769 ("*ashr<mode>3_and"): Merge insn definitions into ...
12770 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12771 New pattern definition.
12772 * config/s390/subst.md ("addr_style_op_cc_subst")
12773 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12774 substitutions patterns plus attributes.
12775 Add ashiftrt to SUBST iterator.
12777 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12779 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12780 op2 to nonmemory_operand.
12781 ("*<shift>di3_31", "*<shift>di3_31_and"):
12782 Merge into single pattern definition ...
12783 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12784 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12785 pattern definition ...
12786 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12787 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12790 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12792 * config/s390/predicates.md (const_int_6bitset_operand): New
12794 * config/s390/s390.md: Include subst.md.
12795 ("rotl<mode>3"): New expander.
12796 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12798 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12799 * config/s390/subst.md: New file.
12801 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12803 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12804 Remove RRR type. It doesn't really exist.
12805 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12807 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12808 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12809 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12810 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12811 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12812 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12813 `enabled' attribute.
12815 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12817 * gensupport.c (process_substs_on_one_elem): Split loop to
12818 complete mark_operands_used_in_match_dup on all expressions in the
12820 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12821 and remove function.
12823 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12826 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12827 (CEIL_NWORDS): ...this. Use CEIL macro.
12828 (compute_fp_layout): Adjust to above renaming.
12829 (function_arg_union_value): Likewise.
12830 (sparc_arg_partial_bytes): Likewise.
12831 (sparc_function_arg_advance): Likewise.
12833 2016-02-29 Jeff Law <law@redhat.com>
12835 PR tree-optimization/70005
12836 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12837 where an object with a boolean range is compared against a value
12840 PR tree-optimization/69999
12841 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12842 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12845 2016-02-29 Richard Biener <rguenther@suse.de>
12847 PR tree-optimization/69994
12848 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12849 (get_unary_op): Look through nop conversions.
12850 (ops_equal_values_p): New function, look for equality diregarding
12852 (eliminate_plus_minus_pair): Use ops_equal_values_p
12853 (repropagate_negates): Do not use get_unary_op here.
12855 2016-02-29 Martin Liska <mliska@suse.cz>
12857 * system.h: Poison ENABLE_CHECKING macro.
12859 2016-02-29 Martin Liska <mliska@suse.cz>
12861 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12862 is presented in dump flags.
12863 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12864 (hsa_regalloc): Likewise.
12866 2016-02-19 Richard Biener <rguenther@suse.de>
12868 PR tree-optimization/69980
12869 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12870 permutation of those we need to keep.
12872 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12875 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12876 (NWORDS_UP): ...this
12877 (init_cumulative_args): Minor tweaks.
12878 (sparc_promote_function_mode): Likewise.
12879 (scan_record_type): Delete.
12880 (traverse_record_type): New function template.
12881 (classify_data_t): New structure type.
12882 (classify_registers): New inline function.
12883 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12884 exhausted. Instantiate traverse_record_type on classify_registers and
12885 deal with the case of a structure passed in slot #15 with no FP field
12887 (assign_data_t): New structure type.
12888 (compute_int_layout): New static function.
12889 (compute_fp_layout): Likewise.
12890 (count_registers): New inline function.
12891 (assign_int_registers): New static function.
12892 (assign_fp_registers): Likewise.
12893 (assign_registers): New inline function.
12894 (function_arg_record_value_1): Delete.
12895 (function_arg_record_value_2): Likewise.
12896 (function_arg_record_value_3): Likewise.
12897 (function_arg_record_value): Adjust to above changes. Instantiate
12898 traverse_record_type on count_registers to first count the number of
12899 registers to be used and then on assign_registers to assign them.
12900 (function_arg_union_value): Adjust to above renaming.
12901 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12902 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12903 case of a structure passed in slot #15
12904 (sparc_function_arg_advance): Likewise.
12905 (function_arg_padding): Minor tweak.
12907 2016-02-29 Richard Biener <rguenther@suse.de>
12909 PR tree-optimization/69720
12910 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12911 the adjustment_def path for possibly vectorized defs.
12912 (vect_create_epilog_for_reduction): Handle vectorized initial
12915 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12917 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12919 2016-02-27 Jeff Law <law@redhat.com>
12922 2016-02-26 Richard Biener <rguenther@suse.de>
12923 Jeff Law <law@redhat.com>
12925 PR tree-optimization/69740
12926 * cfghooks.c (remove_edge): Request loop fixups if we delete
12927 an edge that might turn an irreducible loop into a natural
12930 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12932 PR rtl-optimization/69896
12933 * tree-vect-generic.c (get_compute_type): Avoid single element
12936 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12938 Rename the AArch64 tuning option and related functions to enable the
12939 Newton series for the reciprocal square root to reflect its
12940 approximative characteristic.
12942 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12943 function to "aarch64_emit_approx_rsqrt".
12944 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12945 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12946 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12947 (xgene1_tunings): Likewise.
12948 (use_rsqrt_p): Likewise.
12949 (aarch64_emit_swrsqrt): Use new function name.
12950 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12951 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12952 text explaining this option.
12953 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12955 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12958 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12959 complain about -mallow-movmisalign without -mvsx if
12960 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12962 2016-02-26 Joel Sherrill <joel@rtems.org>
12964 * config.gcc: Add x86_64-*-rtems*.
12965 * config/i386/rtems-64.h: New file.
12967 2016-02-26 Joel Sherrill <joel@rtems.org>
12969 * config.gcc: Add aarch64-*-rtems*.
12970 * config/aarch64/rtems.h: New file.
12972 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12975 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12976 shift amount using %h. Add comment.
12978 2016-02-26 Richard Biener <rguenther@suse.de>
12979 Jeff Law <law@redhat.com>
12981 PR tree-optimization/69740
12982 * cfghooks.c (remove_edge): Request loop fixups if we delete
12983 an edge that might turn an irreducible loop into a natural
12986 2016-02-26 Martin Jambor <mjambor@suse.cz>
12988 PR middle-end/69920
12989 * tree-sra.c (sra_modify_assign): Do not remove loads of
12990 uninitialized aggregates to SSA_NAMEs.
12992 2016-02-26 Richard Henderson <rth@redhat.com>
12995 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12996 pseudo in case the target rtx matches the source of the left
12999 2016-02-26 Martin Jambor <mjambor@suse.cz>
13002 * hsa.h (hsa_type_packed_p): Declare.
13003 * hsa.c (hsa_type_packed_p): New function.
13004 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13006 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13007 * hsa-brig.c (emit_basic_insn): Likewise.
13009 2016-02-26 Martin Jambor <mjambor@suse.cz>
13012 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13014 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13016 2016-02-26 Martin Jambor <mjambor@suse.cz>
13018 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13019 hsa_op_with_type operands.
13020 (hsa_unsigned_type_for_type): Declare.
13021 * hsa.c (hsa_unsigned_type_for_type): New function.
13022 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13023 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13024 the finalizer. Do not emit extra move.
13026 2016-02-26 Martin Jambor <mjambor@suse.cz>
13028 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13029 atomic operations in private segment.
13031 2016-02-26 Martin Jambor <mjambor@suse.cz>
13033 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13034 statements to wi->info. Also disallow omp simd constructs.
13035 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13036 for not gridifying. Dump special string for omp_for.
13038 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13041 * config/aarch64/aarch64.c (aarch64_set_current_function):
13042 Save/restore target globals when switching to
13043 target_option_default_node.
13045 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13048 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13049 Return 0 if !SHIFT_COUNT_TRUNCATED.
13051 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13052 Eric Botcazou <ebotcazou@adacore.com>
13054 PR rtl-optimization/69891
13055 * dse.c (scan_insn): If we can't figure out memset arguments
13056 or they are non-constant, call clear_rhs_from_active_local_stores.
13058 2016-02-26 Martin Liska <mliska@suse.cz>
13060 * doc/extend.texi: Mention clog10, clog10f an clog10l
13061 in Builtins section.
13063 2016-02-26 Martin Liska <mliska@suse.cz>
13065 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13067 (resolve_args_picking_1): Likewise.
13068 * dwarf2out.h (struct GTY): Likewise.
13070 2016-02-26 Martin Liska <mliska@suse.cz>
13072 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13073 with flag_checking.
13074 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13076 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13077 Martin Liska <mliska@suse.cz>
13079 * doc/install.texi: Mention --enable-valgrind-annotations.
13081 2016-02-26 Richard Biener <rguenther@suse.de>
13083 PR tree-optimization/69551
13084 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13085 looking through aliases adjust DECL_PT_UID to refer to the
13086 ultimate alias target.
13088 2016-02-25 Martin Liska <mliska@suse.cz>
13090 PR middle-end/69919
13091 * alloc-pool.c (after_memory_report): New variable.
13092 * alloc-pool.h (base_pool_allocator ::release): Do not use
13093 the infrastructure if after_memory_report.
13094 * toplev.c (toplev::main): Mark after memory report.
13096 2016-02-25 Richard Biener <rguenther@suse.de>
13098 PR tree-optimization/48795
13099 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13101 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13104 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13105 offloading is enabled and -fopenacc or -fopenmp is specified.
13106 (CRTOFFLOADEND): Likewise.
13107 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13108 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13109 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13110 (offload_objects_file_name): New static var.
13111 (tool_cleanup): Remove offload_objects_file_name file.
13112 (find_offloadbeginend): Replace with ...
13113 (find_crtoffloadtable): ... this.
13114 (run_gcc): Remove offload_argc and offload_argv.
13115 Get offload_objects_file_name from -foffload-objects=... option.
13116 Read names of object files with offload from this file, pass them to
13117 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13118 don't pass offloadbegin and offloadend to the linker. Don't pass
13119 offload non-LTO files to the linker, because now they're not claimed.
13121 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13124 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13125 on builtin_unreachable.
13127 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13129 PR rtl-optimization/69896
13130 * regcprop.c: Include cfgrtl.h.
13131 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13132 than remembered mode, either delete it (if noop_move_p), or
13133 treat like copy_p but not noop_p instruction.
13135 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13138 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13139 - allow NULL decl for Fortran DW_TAG_common_block variables.
13141 2016-02-24 Jason Merrill <jason@redhat.com>
13143 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13145 2016-02-24 Richard Biener <rguenther@suse.de>
13146 Jakub Jelinek <jakub@redhat.com>
13148 PR middle-end/69760
13149 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13150 conditionally executed ops to well-defined overflow behavior.
13152 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13154 PR middle-end/69915
13155 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13158 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13160 PR rtl-optimization/69886
13161 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13162 argument. Use it when checking validity of set instructions.
13163 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13164 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13166 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13167 * store-motion.c (find_moveable_store): Update
13168 can_assign_to_reg_without_clobbers_p callsite.
13170 2016-02-24 Richard Biener <rguenther@suse.de>
13172 PR middle-end/68963
13173 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13175 (record_nonwrapping_iv): Do not fall back to the low/high bound
13176 for non-constant IV bases if the stmt is not always executed.
13178 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13180 * config/arm/arm-cores.def (cortex-a32): New entry.
13181 * config/arm/arm-tables.opt: Regenerate.
13182 * config/arm/arm-tune.md: Regenerate.
13183 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13184 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13185 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13186 for -mcpu and -mtune.
13188 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13191 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13192 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13193 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13194 (atomic_loaddi_1): Delete.
13195 (atomic_loaddi): Rewrite expander using the above changes.
13197 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13200 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13203 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13204 Richard Biener <rguenth@suse.de>
13206 PR middle-end/69909
13207 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13208 set_mem_attributes if tem is SSA_NAME which got expanded
13211 2016-02-24 Richard Biener <rguenther@suse.de>
13213 PR tree-optimization/69907
13214 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13215 end of permutations for BB vectorization.
13217 2016-02-24 Christian Bruel <christian.bruel@st.com>
13219 * config/arm/arm-c.c (arm_option_override): Initialize
13220 target_option_current_node.
13221 * config/arm/arm.c (arm_pragma_target_parse): Replace
13222 build_target_option_node call by target_option_current_node.
13223 Set target_option_current_node.
13226 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13229 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13230 define_insn_and_split to define_insn.
13231 (zero_extendqi<mode>2_dot2): Same.
13232 (extendqi<mode>2_dot): Same.
13233 (extendqi<mode>2_dot2): Same.
13235 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13237 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13238 and add bypass for AES{D,E} and AESMC pairs.
13239 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13242 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13244 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13245 series for reciprocal square root in Exynos M1.
13247 2016-02-23 Martin Sebor <msebor@redhat.com>
13250 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13251 __builtin_alloca_with_align.
13253 2016-02-23 Richard Henderson <rth@redhat.com>
13255 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13256 (ix86_register_pragmas): Remove __seg_tls.
13257 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13258 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13259 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13260 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13261 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13262 * doc/extend.texi (__seg_tls): Remove item.
13264 2016-02-23 Richard Biener <rguenther@suse.de>
13266 * alloc-pool.h (struct allocation_object): Make id member
13267 conditional on CHECKING_P again.
13268 (get_instance): Adjust.
13269 (base_pool_allocator): Likewise.
13271 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13273 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13274 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13276 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13278 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13280 2016-02-23 Richard Biener <rguenther@suse.de>
13282 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13283 * bitmap.h (struct bitmap_usage): Likewise.
13284 (bitmap_move): Declare.
13285 * bitmap.c (register_overhead): Take size_t argument.
13286 (bitmap_move): New function.
13287 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13288 to properly account overhead.
13289 * tree.c (free_node): Use tree_size.
13291 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13294 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13295 when inverting comparison.
13298 * common.opt (Wunreachable-code): Add Warning flag.
13300 2016-02-23 Mark Wielaard <mjw@redhat.com>
13301 Jakub Jelinek <jakub@redhat.com>
13304 * cgraphunit.c (check_global_declaration): Check main_input_filename
13305 and DECL_SOURCE_FILE are not NULL.
13307 2016-02-23 Martin Jambor <mjambor@suse.cz>
13309 PR tree-optimization/69666
13310 * tree-sra.c (sra_modify_assign): Do not attempt to create
13311 default_def replacements for unscalarizable regions.
13313 2016-02-20 Mark Wielaard <mjw@redhat.com>
13316 * cgraphunit.c (check_global_declaration): Check level of
13317 warn_unused_const_variable and main_input_filename.
13318 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13319 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13320 (-Wunused-const-variable): Explain levels 1 and 2.
13322 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13325 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13326 identical arguments. Formatting and spelling fixes.
13329 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13334 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13335 and m68k-devices.def.
13336 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13337 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13339 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13341 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13342 and HImode registers.
13344 2016-02-22 Richard Biener <rguenther@suse.de>
13346 PR tree-optimization/69882
13347 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13348 preserve permutations present because of gaps.
13349 (vect_supported_load_permutation_p): Always continue checking
13350 permutations after vect_attempt_slp_rearrange_stmts.
13352 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13354 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13355 min_profitable_estimate, rather than min_profitable_iters.
13357 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13360 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13361 SImode for last match_operand.
13363 2016-02-22 Martin Liska <mliska@suse.cz>
13365 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13366 return bitsize - 1 as the return value.
13368 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13372 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13373 Handle negative shift counts.
13374 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13375 force_reg on the shift constant.
13376 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13377 (lshrsi3_d): Handle negative shift counts.
13379 2016-02-22 Richard Biener <rguenther@suse.de>
13380 Tom de Vries <tom@codesourcery.com>
13382 * graph.c: Include dumpfile.h.
13383 (print_graph_cfg): Split into three overloads.
13384 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13386 2016-02-22 Tom de Vries <tom@codesourcery.com>
13388 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13391 2016-02-22 Richard Biener <rguenther@suse.de>
13394 * ipa-inline-transform.c (inline_call): When not updating
13395 overall summaries adjust self size by the growth estimate.
13396 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13397 hash-set, do not update overall summaries here. Renamed from ...
13398 (inline_to_all_callers): ... this which is now wrapping the
13399 above and performing delayed overall summary update.
13400 (early_inline_small_functions): Delay updating of the overall
13403 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13405 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13408 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13411 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13412 :%* in %:gt() argument.
13413 (greater_than_spec_func): Adjust for expecting only numbers,
13414 if there are more than two numbers, compare the last two.
13416 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13418 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13419 -Wnarrowing with -std.
13421 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13424 * expr.c (store_field): Don't use bit-field path if exp is
13425 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13426 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13427 and the assignment can be performed by bitwise copy. Formatting
13430 PR middle-end/69838
13431 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13432 call copy_reg_eh_region_note_forward on before and/or after sequences
13433 and remove note from insn if it no longer can throw.
13436 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13437 if TARGET_AVX512BW.
13439 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13441 * config/s390/vector.md: Add missing commutative operand markers
13442 to the patterns which qualify for one.
13443 * config/s390/vx-builtins.md: Likewise.
13445 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13447 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13448 types to mode iterators.
13449 (vec_double): ... and mode attribute.
13450 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13452 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13454 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13455 Change the predicate of op2 from nonimmediate to general and let
13456 reload fix it if necessary.
13458 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13460 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13462 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13464 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13467 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13469 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13470 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13471 * config/s390/s390.md ("movstr<P:mode>"): Call
13472 s390_expand_vec_movstr.
13474 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13476 * config/s390/s390.md: Add missing output modifier for operand 1
13477 to print it as address properly.
13479 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13481 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13482 * config/s390/2964.md: New file.
13483 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13484 of insn grouping attributes depending on the CPU level.
13485 (s390_get_unit_mask): New function.
13486 (s390_sched_score): Remove the OOO from the scheduling macros.
13487 Add loop to calculate a score for the instruction mix.
13488 (s390_sched_reorder): Likewise plus improve debug output.
13489 (s390_sched_variable_issue): Rename macros as above. Calculate
13490 the unit distances after actually scheduling an insn. Improve
13492 (s390_sched_init): Clear last_scheduled_unit_distance array.
13493 * config/s390/s390.md: Include 2964.md.
13495 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13498 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13499 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13500 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13501 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13502 *avx512f_<code>v8div16qi2_mask_1): New insns.
13504 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13507 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13510 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13511 earlyclobber from target. Use wF constraint for fused memory
13513 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13515 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13516 Martin Liska <mliska@suse.cz>
13519 * cfgexpand.c (asan_sanitize_stack_p): New function.
13520 (partition_stack_vars): Use the function.
13521 (expand_stack_vars): Likewise.
13522 (defer_stack_allocation): Likewise.
13523 (expand_used_vars): Likewise.
13525 2016-02-18 Richard Biener <rguenther@suse.de>
13527 PR middle-end/69553
13528 * fold-const.c (operand_equal_p): Properly compare offsets for
13529 IMAGPART_EXPR and ARRAY_REF.
13531 2016-02-18 Nick Clifton <nickc@redhat.com>
13535 * config/arm/arm.c (arm_option_override_internal): Disable
13536 interworking if the target does not support thumb instructions.
13537 (arm_reload_in_hi): Handle the case where a register to register
13538 move needs reloading because there is no simple pattern to handle
13540 (arm_reload_out_hi): Likewise.
13542 2016-02-18 Richard Biener <rguenther@suse.de>
13544 PR middle-end/69854
13545 * match.pd: Don't use fold_binary or fold_unary for folding
13548 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13551 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13552 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13553 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13554 warn on gimple_no_warning_p statements.
13556 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13558 * doc/extend.texi (C++ Attributes): Correct description of
13559 warn_unused type attribute.
13561 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13563 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13564 correct instruction.
13566 2016-02-17 Richard Biener <rguenther@suse.de>
13568 PR rtl-optimization/69609
13569 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13570 (find_traces_1_round): When ending a trace update cached priority
13572 (bb_to_key): Use cached priority when available.
13573 (copy_bb): Initialize cached priority.
13574 (reorder_basic_blocks_software_trace_cache): Likewise.
13576 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13579 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13581 (aarch64_comparison_operator): Break overly long line into two.
13582 (aarch64_comparison_operation): Likewise.
13583 * config/aarch64/aarch64.md (cstorecc4): Use
13584 aarch64_comparison_operator_mode instead of
13585 aarch64_comparison_operator.
13586 (cstore<mode>4): Likewise.
13587 (aarch64_cstore<mode>): Likewise.
13588 (*cstoresi_insn_uxtw): Likewise.
13589 (cstore<mode>_neg): Likewise.
13590 (*cstoresi_neg_uxtw): Likewise.
13592 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13595 * config/arm/predicates.md (arm_comparison_operator_mode):
13597 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13598 instead of arm_comparison_operator.
13599 (*mov_negscc): Likewise.
13600 (*mov_notscc): Likewise.
13601 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13602 (*thumb2_mov_negscc): Likewise.
13603 (*thumb2_mov_negscc_strict_it): Likewise.
13604 (*thumb2_mov_notscc): Likewise.
13605 (*thumb2_mov_notscc_strict_it): Likewise.
13607 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13609 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13610 Add missing return.
13612 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13614 * config/visium/visium.c (machine_libfunc_index): New enum.
13615 (machine_libfuncs): New structure.
13616 (visium_libfuncs): New static variable.
13617 (TARGET_INIT_LIBFUNCS): Define to...
13618 (visium_init_libfuncs): ...this. New function.
13619 (expand_block_move_4): Use the appropriate libfunc.
13620 (expand_block_move_2): Likewise.
13621 (expand_block_move_1): Likewise.
13622 (expand_block_set_4): Likewise.
13623 (expand_block_set_2): Likewise.
13624 (expand_block_set_1): Likewise.
13625 (visium_trampoline_init): Likewise.
13627 2016-02-17 Nick Clifton <nickc@redhat.com>
13629 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13630 TI's devices.csv file as of March 2016.
13632 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13635 * opts-global.c (handle_common_deferred_options): Introduce and
13636 initialize two global variables to remember command-line options
13637 specifying a stack-limiting register.
13638 * opts.h: Add extern declarations of the two new global variables.
13639 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13640 variable based on the values of the two new global variables.
13642 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13645 * common.opt (Wnonnull-compare): New warning.
13646 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13647 of arguments against NULL.
13648 (-Wnonnull-compare): Document.
13649 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13650 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13651 * passes.def (pass_warn_nonnull_compare): Add.
13652 * gimple-ssa-nonnull-compare.c: New file.
13654 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13656 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13657 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13659 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13661 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13662 reciprocal sqrt for -mlow-precision-recip-sqrt.
13664 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13665 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13667 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13668 always use lane loads to construct non-constant vectors.
13670 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13672 * config/aarch64/aarch64.md
13673 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13674 constraints for operand 3.
13675 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13677 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13678 Richard Biener <rguenther@suse.de>
13680 PR tree-optimization/69820
13681 * tree-vect-patterns.c (type_conversion_p): Return false if
13682 *orig_type is unsigned single precision or boolean.
13683 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13686 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13688 PR rtl-optimization/69764
13689 PR rtl-optimization/69771
13690 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13691 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13693 2016-02-16 Richard Biener <rguenther@suse.de>
13695 PR tree-optimization/69776
13696 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13698 (indirect_refs_may_alias_p): Likewise.
13699 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13700 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13701 according to tbaa_p.
13702 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13703 (optimize_stmt): For redundant store discovery do not allow tbaa.
13705 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13707 PR tree-optimization/69714
13708 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13709 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13711 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13713 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13714 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13715 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13716 * config/arc/arc.c (arc_init): Check FPU options.
13717 (get_arc_condition_code): Handle new CC_FPU* modes.
13718 (arc_select_cc_mode): Likewise.
13719 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13720 register pair only. Allow access for ARCv2 accumulator.
13721 (gen_compare_reg): Whenever we have FPU support use FPU compare
13723 (arc_reorg): Don't generate brcc insns when FPU compare
13724 instructions are involved.
13725 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13726 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13727 floating point emulation.
13728 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13729 (REVERSE_CONDITION): Add new CC_FPU* modes.
13730 (TARGET_FP_SP_BASE): Define.
13731 (TARGET_FP_DP_BASE): Likewise.
13732 (TARGET_FP_SP_FUSED): Likewise.
13733 (TARGET_FP_DP_FUSED): Likewise.
13734 (TARGET_FP_SP_CONV): Likewise.
13735 (TARGET_FP_DP_CONV): Likewise.
13736 (TARGET_FP_SP_SQRT): Likewise.
13737 (TARGET_FP_DP_SQRT): Likewise.
13738 (TARGET_FP_DP_AX): Likewise.
13739 * config/arc/arc.md (ARCV2_ACC): New constant.
13740 (type): New fpu type attribute.
13741 (SDF): Conditional iterator.
13742 (cstore<mode>, cbranch<mode>): Change expand condition.
13743 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13744 handles FPU/FPX cases as well.
13745 * config/arc/arc.opt (mfpu): New option.
13746 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13748 (adddf3, muldf3, subdf3): Removed.
13749 * config/arc/predicates.md (proper_comparison_operator): Recognize
13751 * config/arc/fpu.md: New file.
13752 * doc/invoke.texi (ARC Options): Document mfpu option.
13754 2016-02-16 Richard Biener <rguenther@suse.de>
13756 PR rtl-optimization/69291
13757 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13758 noce_operand_ok check.
13760 2016-02-16 Tom de Vries <tom@codesourcery.com>
13763 * omp-low.c (simd_clone_create): Remove call to
13764 symtab->call_cgraph_insertion_hooks.
13766 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13768 PR tree-optimization/69802
13769 * tree-ssa-reassoc.c (update_range_test): If op is
13770 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13771 op == 1 test of precision 1 integral op, otherwise handle
13772 that case as op itself. Fix up formatting.
13773 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13776 2016-02-16 Richard Biener <rguenther@suse.de>
13778 PR tree-optimization/69586
13779 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13780 types for conversion sources.
13782 2016-02-16 Richard Biener <rguenther@suse.de>
13784 PR middle-end/69801
13785 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13786 mask OEP_ADDRESS_OF.
13788 2016-02-16 Alan Modra <amodra@gmail.com>
13791 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13792 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13793 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13795 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13796 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13797 (p8_fmrgow_<mode>): Likewise.
13798 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13800 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13801 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13802 to use movdi_internal64. Remove op0_di.
13803 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13805 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13807 Add support for the FCCMP insn types
13809 * config/aarch64/aarch64.md (fccmp): Change insn type.
13810 (fccmpe): Likewise.
13811 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13812 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13813 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13814 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13815 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13816 * config/arm/types.md (fccmps): Add new insn type.
13817 (fccmpd): Likewise.
13819 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13821 * alias.c (get_alias_set): Fix a typo in comment.
13823 2016-02-15 Richard Biener <rguenther@suse.de>
13825 PR tree-optimization/69595
13826 * match.pd: Complete range test simplification to true.
13828 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13830 PR rtl-optimization/69648
13831 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13832 pic_offset_table_rtx.
13834 PR rtl-optimization/69752
13835 * ira.c (update_equiv_regs): When looking for more than a single SET,
13836 also take other side effects into account.
13838 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13840 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13841 for z900+ CPUs in 31-bit mode.
13843 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13845 * common/config/s390/s390-common.c (s390_supports_split_stack):
13847 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13848 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13849 * config/s390/s390.c (struct machine_function): New field
13850 split_stack_varargs_pointer.
13851 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13852 in s390_emit_prologue.
13853 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13855 (morestack_ref): New global.
13856 (SPLIT_STACK_AVAILABLE): New macro.
13857 (s390_expand_split_stack_prologue): New function.
13858 (s390_live_on_entry): New function.
13859 (s390_va_start): Use split-stack vararg pointer if appropriate.
13860 (s390_asm_file_end): Emit the split-stack note sections.
13861 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13862 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13863 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13864 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13865 (split_stack_prologue): New expand.
13866 (split_stack_space_check): New expand.
13867 (split_stack_data): New insn.
13868 (split_stack_call): New expand.
13869 (split_stack_call_*): New insn.
13870 (split_stack_cond_call): New expand.
13871 (split_stack_cond_call_*): New insn.
13873 2016-02-15 Richard Biener <rguenther@suse.de>
13875 PR tree-optimization/69783
13876 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13877 Add trivially correct cases.
13879 2016-02-15 Tom de Vries <tom@codesourcery.com>
13882 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13884 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13886 2016-02-15 Richard Biener <rguenther@suse.de>
13888 PR tree-optimization/69776
13889 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13890 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13891 indicate whether we can use TBAA to disambiguate against stores.
13892 Use alias-set zero if not.
13893 (visit_reference_op_store): Do not use TBAA when looking up
13895 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13896 (eliminate_dom_walker::before_dom_children): But not when looking
13897 up redundant stores.
13899 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13901 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13903 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13905 * config/i386/znver1.md
13906 (znver1_pop, znver1_pop_mem,
13907 znver1_load_imov_double_store,
13908 znver1_load_imov_direct_store,
13909 znver1_load_imov_direct_load,
13910 znver1_load_imov_double_load): Add new.
13911 (znver1_insn, znver1_insn_load): Add icmov type.
13912 (znver1_sseavx_fma,
13913 znver1_sseavx_fma_load,
13915 znver1_avx256_fma_load): Fix pipe usage.
13917 2016-02-14 Alan Modra <amodra@gmail.com>
13920 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13921 with an invalid hard reg, reload just the reg not the entire
13922 pre/post-inc/dec address expression.
13924 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13927 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13928 fixed R1_REG scratch reg.
13929 (sibcall_value_pcrel_fdpic): Likewise.
13931 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13935 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13937 2016-02-12 Walter Lee <walt@tilera.com>
13939 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13940 * config/tilegx/t-tilegx: Likewise.
13942 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13945 * diagnostic-show-locus.c (struct line_span): New struct.
13946 (layout::get_first_line): Delete.
13947 (layout::get_last_line): Delete.
13948 (layout::get_num_line_spans): New member function.
13949 (layout::get_line_span): Likewise.
13950 (layout::print_heading_for_line_span_index_p): Likewise.
13951 (layout::get_expanded_location): Likewise.
13952 (layout::calculate_line_spans): Likewise.
13953 (layout::m_first_line): Delete.
13954 (layout::m_last_line): Delete.
13955 (layout::m_line_spans): New field.
13956 (layout::layout): Update comment. Replace m_first_line and
13957 m_last_line with m_line_spans, replacing their initialization
13958 with a call to calculate_line_spans.
13959 (diagnostic_show_locus): When printing source lines and
13960 annotations, rather than looping over a single span
13961 of lines, instead loop over each line_span within
13962 the layout, with an inner loop over the lines within them.
13963 Call the context's start_span callback when changing line spans.
13964 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13965 (diagnostic_build_prefix): Break out the building of the location
13966 part of the string into...
13967 (diagnostic_get_location_text): ...this new function, rewriting
13968 it from nested ternary expressions to a sequence of "if"
13970 (default_diagnostic_start_span_fn): New function.
13971 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13972 (diagnostic_context::start_span): New field.
13973 (default_diagnostic_start_span_fn): New prototype.
13975 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13978 * gcc.c (driver::finalize): Fix cleanup of "specs".
13980 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13984 * gcc.c (driver::driver): Initialize m_option_suggestions.
13985 (driver::~driver): Clean up m_option_suggestions.
13986 (suggest_option): Convert to...
13987 (driver::suggest_option): ...this, and split out into
13988 driver::build_option_suggestions and find_closest_string.
13989 (driver::build_option_suggestions): New function, from
13990 first half of suggest_option. Special-case
13991 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13992 the sanitizer_opts array. For options of enum types, add the
13993 various enum values to the candidate strings.
13994 (driver::handle_unrecognized_options): Remove "const".
13995 * gcc.h (driver::handle_unrecognized_options): Likewise.
13996 (driver::build_option_suggestions): New decl.
13997 (driver::suggest_option): New decl.
13998 (driver::m_option_suggestions): New field.
13999 * opts-common.c (add_misspelling_candidates): New function.
14000 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14001 and make non-static.
14002 * opts.h (sanitizer_opts): New array decl.
14003 (add_misspelling_candidates): New function decl.
14004 * spellcheck.c (find_closest_string): New function.
14005 * spellcheck.h (find_closest_string): New function decl.
14007 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14009 PR rtl-optimization/69764
14010 PR rtl-optimization/69771
14011 * optabs.c (expand_binop_directly): For shift_optab_p, force
14012 convert_modes with VOIDmode if xop1 has VOIDmode.
14014 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14017 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14018 to correctly determine instrumentation thunks.
14020 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14023 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14024 type by reference, force lhs on the call.
14027 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14028 Compute retval and retbnd early in all cases if split_part_return_p
14029 and return_bb is not EXIT. Remove all clobber stmts and reset
14030 all debug stmts that refer to SSA_NAMEs defined in split part,
14031 except if it is retval, in that case replace the old retval with the
14032 lhs of the call to the split part.
14034 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14037 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14039 PR middle-end/66726
14040 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14041 whose result is used in PHI.
14042 (maybe_optimize_range_tests): Likewise.
14043 (final_range_test_p): Likweise.
14045 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14047 PR middle-end/66726
14048 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14049 whose result is used in PHI.
14050 (maybe_optimize_range_tests): Likewise.
14051 (final_range_test_p): Likweise.
14053 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14055 * cgraph.c: Spelling fixes - behaviour -> behavior and
14056 neighbour -> neighbor.
14057 * target.def: Likewise.
14058 * sel-sched.c: Likewise.
14059 * config/mips/mips.c: Likewise.
14060 * config/arc/arc.md: Likewise.
14061 * config/arm/cortex-a57.md: Likewise.
14062 * config/arm/arm.c: Likewise.
14063 * config/arm/neon.md: Likewise.
14064 * config/arm/arm-c.c: Likewise.
14065 * config/vms/vms-c.c: Likewise.
14066 * config/s390/s390.c: Likewise.
14067 * config/i386/znver1.md: Likewise.
14068 * config/i386/i386.c: Likewise.
14069 * config/ia64/hpux-unix2003.h: Likewise.
14070 * config/msp430/msp430.md: Likewise.
14071 * config/rx/rx.c: Likewise.
14072 * config/rx/rx.md: Likewise.
14073 * config/aarch64/aarch64-simd.md: Likewise.
14074 * config/aarch64/aarch64.c: Likewise.
14075 * config/nvptx/nvptx.c: Likewise.
14076 * config/bfin/bfin.c: Likewise.
14077 * config/cris/cris.opt: Likewise.
14078 * config/rs6000/rs6000.c: Likewise.
14079 * target.h: Likewise.
14080 * spellcheck.c: Likewise.
14081 * ira-build.c: Likewise.
14082 * tree-inline.c: Likewise.
14083 * builtins.c: Likewise.
14084 * lra-constraints.c: Likewise.
14085 * explow.c: Likewise.
14086 * hwint.h: Likewise.
14087 * targhooks.c: Likewise.
14088 * tree-vect-data-refs.c: Likewise.
14089 * expr.c: Likewise.
14090 * doc/tm.texi: Likewise.
14091 * doc/extend.texi: Likewise.
14092 * doc/install.texi: Likewise.
14093 * doc/md.texi: Likewise.
14094 * tree-ssa-tail-merge.c: Likewise.
14095 * sched-int.h: Likewise.
14096 * match.pd: Likewise.
14097 * sched-ebb.c: Likewise.
14098 * target.def (omit_struct_return_reg): Likewise.
14099 * gimple-ssa-isolate-paths.c: Likewise.
14100 (find_implicit_erroneous_behaviour): Renamed to...
14101 (find_implicit_erroneous_behavior): ... this.
14102 (find_explicit_erroneous_behaviour): Renamed to...
14103 (find_explicit_erroneous_behavior): ... this.
14104 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14106 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14108 PR rtl-optimization/64682
14109 PR rtl-optimization/69567
14110 PR rtl-optimization/69737
14111 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14112 in I2 as well, just lose it.
14114 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14116 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14118 (aarch64_last_printed_tune_string): Likewise.
14119 (aarch64_declare_function_name): Only output .arch assembler
14120 directive if it will be different from the previously output
14121 directive. Same for .tune comment but only if -dA is set.
14122 (aarch64_start_file): New function.
14123 (TARGET_ASM_FILE_START): Define.
14125 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14128 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14130 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14133 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14134 -Wmaybe-uninitialized warning.
14136 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14139 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14141 2016-02-11 Richard Biener <rguenther@suse.de>
14143 PR rtl-optimization/69291
14144 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14145 subexpressions affected by changing the result.
14147 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14150 * lra-constraints.c (curr_insn_transform): Find in/out operands
14151 for secondary memory moves. Update dups.
14153 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14155 PR tree-optimization/69652
14156 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14157 to nested loop, did source re-formatting, skip debug statements,
14158 add check on statement with volatile operand, remove dead scalar
14161 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14162 Patrick Palka <ppalka@gcc.gnu.org>
14166 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14167 calls if the return type is TREE_ADDRESSABLE.
14168 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14169 * ipa-split.c (split_function): Fix doubled "we" in comment.
14170 Use void return type for the split part even if
14171 !split_point->split_part_set_retval.
14173 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14175 PR tree-optimization/68021
14176 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14177 when computing the value of biv cand by itself.
14179 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14181 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14182 (cortexa57_tunings): Likewise.
14183 (cortexa72_tunings): Likewise.
14184 (arch_macro_fusion_pair_p): Add support for AES fusion.
14185 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14186 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14187 Allow virtual registers before reload so early scheduling works.
14188 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14189 correct latency and pipeline.
14190 (cortex_a57_crypto_complex): Likewise.
14191 (cortex_a57_crypto_xor): Likewise.
14192 (define_bypass): Add AES bypass.
14194 2016-02-10 Richard Biener <rguenther@suse.de>
14196 PR tree-optimization/69726
14197 * passes.def: Add DCE pass before late uninit.
14198 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14199 really fixup if-conversions job.
14201 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14203 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14204 (arm_cortex_a57_tune): Likewise.
14205 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14206 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14208 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14210 * timevar.def (TV_PHASE_DBGINFO): Delete.
14211 (TV_PHASE_CHECK_DBGINFO): Likewise.
14212 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14214 2016-02-10 Richard Biener <rguenther@suse.de>
14216 PR tree-optimization/69719
14217 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14218 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14220 2016-02-09 Andrew Pinski <apinski@cavium.com>
14223 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14224 get_vcond_mask_icode returns false.
14226 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14229 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14230 an ADDIS that adds a pointer to a large constant that sets the
14231 upper16 bits with a load operation.
14233 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14236 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14238 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14240 (vzipq_s16): Likewise.
14241 (vzipq_s32): Likewise.
14242 (vzipq_f32): Likewise.
14243 (vzipq_u8): Likewise.
14244 (vzipq_u16): Likewise.
14245 (vzipq_u32): Likewise.
14246 (vzipq_p8): Likewise.
14247 (vzipq_p16): Likewise.
14249 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14252 * config/arm/arm.c (neon_endian_lane_map): New function.
14253 (neon_vector_pair_endian_lane_map): New function.
14254 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14255 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14257 (vuzpq_s16): Likewise.
14258 (vuzpq_s32): Likewise.
14259 (vuzpq_f32): Likewise.
14260 (vuzpq_u8): Likewise.
14261 (vuzpq_u16): Likewise.
14262 (vuzpq_u32): Likewise.
14263 (vuzpq_p8): Likewise.
14264 (vuzpq_p16): Likewise.
14266 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14269 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14272 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14274 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14275 truncate const_int operand 1 to QImode.
14277 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14279 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14280 corresponding to an abnormal edge.
14282 2016-02-09 Tom de Vries <tom@codesourcery.com>
14284 PR tree-optimization/69599
14285 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14287 (find_func_aliases_for_builtin_call, find_func_clobbers)
14288 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14291 2016-02-09 Richard Biener <rguenther@suse.de>
14293 PR tree-optimization/69715
14294 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14295 LHS on calls as non-rewritable.
14297 2016-02-09 Tom de Vries <tom@codesourcery.com>
14300 * lto-wrapper.c (append_diag_options): New function.
14301 (compile_offload_image): Call append_diag_options.
14303 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14306 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14307 Minor copy-edit to fix verb tenses.
14309 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14311 PR tree-optimization/69209
14312 * ipa-split.c (split_function): If split part is not
14313 returning retval, retval has gimple type but is not
14314 gimple value, force it into a SSA_NAME first.
14316 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14318 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14321 2016-02-08 Jason Merrill <jason@redhat.com>
14324 * convert.c (convert_to_integer_1): Check dofold on truncation
14326 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14327 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14328 Rename from *_nofold.
14329 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14330 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14332 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14335 * tree.c (build_common_tree_nodes): Remove short_double argument.
14336 All callers changed.
14337 * tree.h (build_common_tree_nodes): Adjust declaration.
14338 * doc/invoke.texi (-fshort-double): Remove documentation.
14339 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14340 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14341 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14342 (append_linker_options): Don't handle OPT_fshort_double.
14344 PR rtl-optimization/68730
14345 * lra-remat.c (insn_to_cand_activation): New static variable.
14346 (lra_remat): Allocate and free it.
14347 (create_cand): New arg activation. Initialize a field in
14348 insn_to_cand_activation if it is nonnull.
14349 (create_cands): Pass the activation insn to create_cand when making
14350 a candidate involving an output reload. Reorganize code a little.
14351 (do_remat): Keep track of active status of candidates in a separate
14354 2016-02-08 Richard Biener <rguenther@suse.de>
14356 PR tree-optimization/69719
14357 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14358 Properly use absolute of the difference of the two offsets to
14359 compare or adjust the segment length.
14361 2016-02-08 Richard Biener <rguenther@suse.de>
14362 Jeff Law <law@redhat.com>
14365 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14366 types for anonymous SSA names.
14368 2016-02-08 Richard Biener <rguenther@suse.de>
14370 PR rtl-optimization/69274
14371 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14373 2016-02-08 Jeff Law <law@redhat.com>
14375 PR tree-optimization/65917
14376 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14377 equivalences from if (x == y) style conditionals.
14378 (loop_depth_of_name): Remove.
14379 (record_equality): Remove loop depth check.
14380 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14381 (const_and_copies::record_const_or_copy_raw): New member function.
14382 * tree-ssa-scopedtables.c
14383 (const_and_copies::record_const_or_copy_raw): New, factored out of
14384 (const_and_copies::record_const_or_copy): Call new member function.
14386 2016-02-05 Jeff Law <law@redhat.com>
14388 PR tree-optimization/68541
14389 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14390 (count_stmts_in_block): New function.
14391 (poor_ifcvt_candidate_code): Likewise.
14392 (is_feasible_trace): Add some heuristics to determine when path
14393 splitting is profitable.
14394 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14395 is a diamond with a single exit.
14397 2016-02-05 Martin Sebor <msebor@redhat.com>
14400 * doc/invoke.texi: Update -Wplacement-new to take an optional
14403 2016-02-06 Richard Henderson <rth@redhat.com>
14406 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14407 out of non-standard address spaces.
14409 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14411 PR rtl-optimization/69691
14412 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14414 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14416 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14417 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14418 (*ieee128_mfvsrd_64bit): Likewise.
14419 (*ieee128_mfvsrd_32bit): Likewise.
14421 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14425 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14427 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14428 instrumented_version.
14430 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14432 * doc/invoke.texi (Optimize Options): In table of --param options
14433 rename second occurrence of tracer-min-branch-ratio to
14434 tracer-min-branch-probability, rename
14435 tracer-min-branch-ratio-feedback to
14436 tracer-min-branch-probability-feedback and clarify description,
14437 rename sched-spec-state-edge-prob-cutoff to
14438 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14439 to selsched-insns-to-rename, rename lto-minpartition to
14440 lto-min-partition, delete reorder-blocks-duplicate and
14441 reorder-blocks-duplicate-feedback.
14443 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14445 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14448 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14450 * doc/extend.texi: S/390: Correct some typos.
14452 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14454 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14456 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14459 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14460 (s390_register_info_gprtofpr): Use new macros above.
14461 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14463 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14464 its name. Adjust restore and save gpr ranges.
14465 (s390_register_info_set_ranges): New function.
14466 (s390_register_info): Use new macros above. Call
14467 s390_register_info_set_ranges.
14468 (s390_optimize_register_info): Likewise.
14469 (s390_hard_regno_rename_ok): Use new macros.
14470 (s390_hard_regno_scratch_ok): Likewise.
14471 (s390_emit_epilogue): Likewise.
14472 (s390_can_use_return_insn): Likewise.
14473 (s390_optimize_prologue): Likewise.
14474 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14476 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14479 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14481 (ix86_option_override_internal): Disable TARGET_STV even for
14482 -m{incoming,preferred}-stack-boundary=3.
14484 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14486 * config.gcc: Mark deprecated rtems targets as obsolete.
14488 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14490 PR rtl-optimization/64682
14491 PR rtl-optimization/69567
14492 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14493 before I2 only if the register is both used and set in I2.
14495 2016-02-04 DJ Delorie <dj@redhat.com>
14497 * config/msp430/msp430.c (msp430_start_function): Add function type.
14499 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14502 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14504 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14506 PR rtl-optimization/69577
14508 2015-10-29 Richard Henderson <rth@redhat.com>
14512 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14513 sse check to the exact conditions of PR 67609.
14515 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14518 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14519 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14520 not allowed into the traditional Altivec registers.
14521 (movtd_64bit_nodm): Likewise.
14522 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14524 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14526 * config/aarch64/cortex-a57-fma-steering.c
14527 (aarch64_register_fma_steering): Remove "static" from arguments
14530 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14533 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14534 twice when complex.
14536 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14538 * doc/invoke.texi: Delete -mno-fma4.
14540 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14542 PR rtl-optimization/69577
14543 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14544 (find_subregs_of_mode): Update accordingly. Iterate over partial
14547 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14549 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14550 * config/arm/arm.c (neon_reinterpret): Remove.
14551 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14552 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14553 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14554 vreinterpretti): Remove.
14555 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14556 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14557 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14558 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14559 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14560 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14561 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14562 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14563 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14564 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14565 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14566 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14567 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14568 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14569 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14570 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14571 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14572 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14573 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14574 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14575 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14576 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14577 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14578 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14579 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14580 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14581 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14582 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14583 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14584 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14585 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14586 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14587 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14588 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14589 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14590 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14591 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14592 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14593 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14594 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14595 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14596 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14597 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14598 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14599 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14600 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14601 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14602 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14603 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14604 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14605 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14606 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14607 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14608 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14609 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14610 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14611 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14612 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14613 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14614 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14615 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14616 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14617 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14618 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14619 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14620 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14621 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14622 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14623 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14624 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14625 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14626 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14627 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14628 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14629 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14630 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14631 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14632 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14633 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14634 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14635 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14636 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14637 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14638 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14639 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14640 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14641 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14642 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14643 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14644 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14645 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14646 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14647 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14648 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14649 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14650 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14651 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14652 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14653 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14654 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14655 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14656 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14657 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14659 2016-02-04 Martin Liska <mliska@suse.cz>
14662 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14663 that are gimple_store_p.
14664 (maybe_instrument_call): Likewise.
14666 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14668 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14669 register scaling out of memory reference and comment why.
14671 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14675 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14676 folding the source of a SET.
14678 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14682 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14683 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14685 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14689 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14692 2016-02-04 Christian Bruel <christian.bruel@st.com>
14694 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14695 * config/arm/arm.c (arm_set_current_function): Likewise.
14697 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14698 Ilya Enkovich <enkovich.gnu@gmail.com>
14699 H.J. Lu <hongjiu.lu@intel.com>
14702 * config/i386/i386.c (convert_scalars_to_vector): Remove
14703 stack alignment fixes.
14704 (ix86_option_override_internal): Disable TARGET_STV if stack
14705 might not be aligned enough.
14706 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14708 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14710 * config/i386/x86-tune.def: Disable default prefetching
14713 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14714 Vladimir Makarov <vmakarov@redhat.com>
14717 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14718 in validating fused toc addresses.
14720 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14723 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14724 range->m_caret fields if range->m_show_caret_p is false.
14727 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14728 Force oldval into register if it does not satisfy reg_or_short_operand
14729 predicate. Fix up formatting.
14731 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14732 Alexandre Oliva <aoliva@redhat.com>
14735 * lra-constraints.c (simplify_operand_subreg): Check additionally
14736 address validity after potential reloading.
14737 (process_address_1): Check insns validity. In case of failure do
14740 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14743 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14746 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14748 * wide-int.cc (canonize_uhwi): New function.
14749 (wi::divmod_internal): Use it.
14751 2016-02-02 James Norris <jnorris@codesourcery.com
14753 * gimplify.c (omp_notice_variable): Add usage check.
14755 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14757 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14758 like LE, GE, LT, GT when emitting relational operator.
14760 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14762 * ira-costs.c (find_costs_and_classes): Add extra argument.
14763 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14764 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14765 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14766 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14767 Add best_class parameter, and return it if not ALL_REGS.
14768 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14770 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14771 Update target hook.
14773 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14775 * config/aarch64/aarch64.c
14776 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14777 (aarch64_ira_change_pseudo_allocno_class): New function.
14779 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14782 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14784 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14786 * config/avr/avr.c (avr_option_override): Set
14787 PARAM_ALLOW_STORE_DATA_RACES to 1.
14789 2016-02-02 Richard Biener <rguenther@suse.de>
14791 PR tree-optimization/69595
14792 * match.pd: Add range test simplifications to true/false.
14794 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14796 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14797 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14800 2016-02-02 Richard Biener <rguenther@suse.de>
14802 PR tree-optimization/69606
14803 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14804 info on the result before moving a stmt.
14806 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14808 PR middle-end/68542
14809 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14810 branch with vector comparison.
14811 * config/i386/sse.md (VI48_AVX): New mode iterator.
14812 (define_expand "cbranch<mode>4): Add support for conditional branch
14813 with vector comparison.
14814 * tree-vect-loop.c (optimize_mask_stores): New function.
14815 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14816 has_mask_store field of vect_info.
14817 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14818 vectorized loops having masked stores after vec_info destroy.
14819 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14820 correspondent macros.
14821 (optimize_mask_stores): Add prototype.
14823 2016-02-02 Alan Modra <amodra@gmail.com>
14826 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14829 2016-02-02 Alan Modra <amodra@gmail.com>
14832 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14833 whenever toc_label_name used.
14834 (rs6000_file_start): Don't set up toc section here,
14835 (rs6000_output_function_epilogue): do so here instead,
14836 (rs6000_xcoff_file_start): and here.
14837 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14838 (load_toc_aix_di): Likewise.
14840 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14842 PR rtl-optimization/69592
14843 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14844 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14845 (num_sign_bit_copies_binary_arith_p): New inline function.
14846 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14848 2016-02-01 Jeff Law <law@redhat.com>
14850 PR tree-optimization/69580
14851 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14852 * tree-ssa-threadbackward.c
14853 (fsm_find_control_statement_thread_paths): Do not try to walk
14854 through large PHI nodes.
14856 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14858 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14859 when count is incremented above limit, don't analyze further
14862 * omp-low.c (oacc_parse_default_dims): Avoid
14863 -Wsign-compare warning, make sure value fits into int
14864 rather than just unsigned int.
14866 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14868 PR tree-optimization/67921
14869 * fold-const.c (split_tree): New parameters. Convert pointer
14870 type variable part to proper type before negating.
14871 (fold_binary_loc): Pass new arguments to split_tree.
14873 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14875 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14876 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14877 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14878 * doc/tm.texti: Rebuilt.
14879 * doc/invoke.texi (fopenacc-dim): Document.
14880 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14881 (append_compiler_options): Likewise.
14882 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14883 (oacc_parse_default_dims): New.
14884 (oacc_validate_dims): Add USED arg. Select non-unity default when
14886 (oacc_loop_fixed_partitions): Return mask of used partitions.
14887 (oacc_loop_auto_partitions): Emit dump info.
14888 (oacc_loop_partition): Return mask of used partitions.
14889 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14890 loop partitioning and validation calls.
14892 2016-02-01 Richard Biener <rguenther@suse.de>
14894 PR middle-end/69556
14895 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14897 2016-02-01 Richard Biener <rguenther@suse.de>
14899 PR tree-optimization/69574
14900 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14901 of asserting return chrec_dont_know.
14903 2016-02-01 Martin Liska <mliska@suse.cz>
14905 * mem-stats-traits.h: Add copyright header.
14906 * mem-stats.h: Likewise.
14908 2016-02-01 Richard Biener <rguenther@suse.de>
14910 PR tree-optimization/69579
14911 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14912 Do not propagate through abnormal PHI results.
14914 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14916 * postreload.c (reload_cse_simplify): Remove dead code.
14918 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14920 PR rtl-optimization/69570
14921 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14922 if there is more than one set, not if there is a single set.
14924 2016-02-01 Richard Henderson <rth@redhat.com>
14927 * combine.c (make_compound_operation): When looking through a
14928 subreg, make sure to re-extend to the width of the outer mode.
14930 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14932 PR tree-optimization/69546
14933 * wide-int.cc (wi::divmod_internal): For unsigned division
14934 where both operands fit into uhwi, if o1 is 1 and o0 has
14935 msb set, if divident_prec is larger than bits per hwi,
14936 clear another quotient word and return 2 instead of 1.
14937 Similarly for remainder with msb in HWI set, if dividend_prec
14938 is larger than bits per hwi.
14940 2016-01-29 Martin Jambor <mjambor@suse.cz>
14942 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14943 Use short lowercase names.
14944 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14945 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14946 acq_rel one. Protect warning agains segfaults if
14947 get_memory_order_name returns NULL.
14948 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14949 with release semantics. Do not warn if get_memory_order already did.
14950 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14951 semantics. Fix check for relaxed or acquire semantics. Do not warn
14952 if get_memory_order already did.
14954 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14956 * doc/install.texi: Document that isl-0.16 is supported.
14958 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14961 * config/i386/constraints.md (Bm): Describe as special memory
14963 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14964 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14965 * genpreds.c (struct constraint_data): Add is_special_memory.
14966 (have_special_memory_constraints, special_memory_start): New
14968 (special_memory_end): Ditto.
14969 (add_constraint): Add new arg is_special_memory. Add code to
14970 process its true value. Update have_special_memory_constraints.
14971 (process_define_constraint): Pass the new arg.
14972 (process_define_register_constraint): Ditto.
14973 (choose_enum_order): Process special memory.
14974 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14975 function insn_extra_special_memory_constraint.
14976 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14977 * gensupport.c (process_rtx): Process
14978 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14979 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14980 * ira-lives.c (single_reg_class): Use
14981 insn_extra_special_memory_constraint.
14982 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14983 * lra-constraints.c (process_alt_operands): Ditto.
14984 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14985 * recog.c (asm_operand_ok, preprocess_constraints): Process
14987 * reload.c (find_reloads): Ditto.
14988 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14989 * stmt.c (parse_input_constraint): Use
14990 insn_extra_special_memory_constraint.
14992 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14995 * lra-splill.c (lra_final_code_change): Revert r229087 by
14996 removing all sub-registers.
14998 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15001 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15003 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15006 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15007 SSE1, copy target into the temporary reg first before recursing
15010 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15012 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15015 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15017 * ginclude/stdarg.h: Test __cplusplus instead of
15018 __GXX_EXPERIMENTAL_CXX0X__.
15020 2016-01-29 Richard Biener <rguenther@suse.de>
15022 PR tree-optimization/69547
15023 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15024 Do not mark clobbers necessary.
15025 (mark_all_reaching_defs_necessary_1): Likewise.
15027 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15029 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15030 declaration name with %qs and print it in both error messages.
15031 Also fix indentation.
15033 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15036 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15037 trailing blank line from error message.
15039 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15042 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15045 2016-01-29 Richard Biener <rguenther@suse.de>
15047 PR middle-end/69537
15048 * match.pd: Allow all integral types when simplifying a
15049 widening or sign-changing conversion.
15051 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15053 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15054 back to setting codegen_error to fail codegen.
15056 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15059 * config/i386/constraints.md (C): Only accept constant zero operand.
15060 (BC): New constraint.
15061 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15062 instead of C constraint.
15063 * doc/md.texi (Machine Constraints): Update description
15066 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15069 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15071 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15073 PR middle-end/69542
15074 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15077 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15079 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15080 branches if using guessed profile.
15082 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15084 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15086 2016-01-28 Richard Henderson <rth@redhat.com>
15089 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15090 * config/aarch64/aarch64-protos.h: Update.
15091 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15092 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15093 (aarch64_get_condition_code_1): Handle CC_Cmode.
15094 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15095 (*add<mode>3_compareC_cconly_imm): New.
15096 (*add<mode>3_compareC_cconly): New.
15097 (*add<mode>3_compareC_imm): New.
15098 (add<mode>3_compareC): New.
15099 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15100 to be first. Use aarch64_carry_operation.
15101 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15102 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15103 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15104 (subti3): Use subdi3_compare1.
15105 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15106 (sub<mode>3_compare1): New.
15107 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15108 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15109 (*subsi3_carryin_uxtw): Likewise.
15110 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15111 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15112 * config/aarch64/iterators.md (DWI): New.
15113 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15114 (aarch64_borrow_operation): New.
15116 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15118 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15119 message when isl does not return a valid schedule.
15121 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15123 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15124 Remove comments from class declarations: they are already in the code
15127 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15129 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15131 (ternary_op_to_tree): Same.
15132 (unary_op_to_tree): Same.
15133 (nary_op_to_tree): Same.
15134 (gcc_expression_from_isl_expr_op): Same.
15135 (gcc_expression_from_isl_expression): Same.
15136 (graphite_create_new_loop): Same.
15137 (graphite_create_new_loop_guard): Same.
15138 (build_iv_mapping): Same.
15139 (graphite_create_new_guard): Same.
15140 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15141 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15143 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15145 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15146 instead of setting codegen_error to fail codegen.
15148 2016-01-28 Jason Merrill <jason@redhat.com>
15150 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15152 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15154 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15155 Remove CONST_INT_P check in CCMP cost calculation.
15157 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15159 * config/aarch64/aarch64.c (generic_vector_cost):
15160 Set vec_permute_cost.
15161 (cortexa57_vector_cost): Likewise.
15162 (exynosm1_vector_cost): Likewise.
15163 (xgene1_vector_cost): Likewise.
15164 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15165 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15166 Add vec_permute_cost entry.
15168 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15170 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15172 (add<mode>3_compare0): Likewise.
15173 (addsi3_compare0_uxtw): Likewise.
15174 (add<mode>3nr_compare0): Likewise.
15175 (compare_neg<mode>): Likewise.
15176 (<optab><mode>3): Likewise.
15178 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15180 * tree-vect-stmts.c (vectorizable_comparison): Add
15181 NULL check for vectype.
15183 2016-01-28 Richard Biener <rguenther@suse.de>
15185 PR tree-optimization/69466
15186 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15187 Account for PHIs we couldn't duplicate.
15189 2016-01-28 Martin Liska <mliska@suse.cz>
15192 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15193 instead of ENABLE_VALGRIND_CHECKING.
15195 2016-01-27 Richard Henderson <rth@redhat.com>
15198 * lra-remat.c (subreg_regs): New.
15199 (dump_candidates_and_remat_bb_data): Dump it.
15200 (operand_to_remat): Reject if operand in subreg_regs.
15201 (set_bb_regs): Collect subreg_regs.
15202 (lra_remat): Init and free subreg_regs. Compute
15203 calculate_local_reg_remat_bb_data before create_cands.
15205 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15208 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15209 change stack_alignment_needed for __tls_get_addr call.
15211 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15213 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15215 2016-01-27 Jeff Law <law@redhat.com>
15217 PR tree-optimization/68398
15218 PR tree-optimization/69196
15219 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15220 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15221 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15222 Only count PHIs in the last block in the path. The others will
15223 const/copy propagate away. Add heuristic to allow more irreducible
15224 subloops to be created when it is likely profitable to do so.
15226 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15227 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15228 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15230 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15233 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15234 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15235 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15236 * tree-streamer-in.c: Include asan.h.
15237 (streamer_get_builtin_tree): For builtins in sanitizer
15238 range call initialize_sanitizer_builtins and retry.
15240 2016-01-27 Ian Lance Taylor <iant@google.com>
15242 * common.opt (fkeep-gc-roots-live): New undocumented option.
15243 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15244 -fkeep-gc-roots-live, skip pointers.
15245 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15248 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15251 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15252 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15254 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15257 * configure.ac: NetBSD provides SSP in its C library.
15258 * configure: Updated.
15260 2016-01-27 Richard Biener <rguenther@suse.de>
15262 PR tree-optimization/69166
15263 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15264 reduction code for commutativity / associativity.
15266 2016-01-27 Martin Jambor <mjambor@suse.cz>
15268 PR tree-optimization/69355
15269 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15270 total_scalarization fails.
15272 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15274 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15277 2016-01-27 Christian Bruel <christian.bruel@st.com>
15280 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15281 Move arm_reset_previous_fndecl and set_target_option_current_node in
15282 the conditional part. Call save_restore_target_globals.
15283 * config/arm/arm.c (arm_set_current_function):
15284 Refactor to better support #pragma target and attribute mix.
15285 Call save_restore_target_globals.
15286 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15288 2016-01-27 Martin Liska <mliska@suse.cz>
15290 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15291 reference for an HSA kernel and its host function.
15293 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15295 PR tree-optimization/69399
15296 * wide-int.h (wi::lrshift): For larger precisions, only
15297 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15299 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15301 * config/arc/predicates.md (proper_comparison_operator): Reject
15302 constant-constant comparison.
15304 2016-01-26 Tom de Vries <tom@codesourcery.com>
15306 PR tree-optimization/69110
15307 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15308 DR_NUM_DIMENSIONS == 0.
15310 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15311 Sebastian Pop <s.pop@samsung.com>
15313 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15314 isl_ast_op_cond and isl_ast_op_select.
15315 (gcc_expression_from_isl_expr_op): Same.
15317 2016-01-26 Jason Merrill <jason@redhat.com>
15320 * tree.c (recompute_constructor_flags): Split out from
15322 (verify_constructor_flags): New.
15323 * tree.h: Declare them.
15325 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15327 PR rtl-optimization/69217
15328 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15329 are no TYPE_FIELDS set for the record type.
15331 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15334 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15335 toc_label_name unconditionally.
15336 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15337 SYMBOL_REF string. Use toc_label_name instead of constructing
15339 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15340 constructing LCTOC1.
15342 2016-01-26 Martin Sebor <msebor@redhat.com>
15345 * doc/extend.texi (Common Type Attributes): Move text that talks about
15346 attribute packed from attribute aligned to the section discussing
15347 the former attribute for clarity.
15349 2016-01-26 Richard Henderson <rth@redhat.com>
15351 PR middle-end/60908
15352 * trans-mem.c (tm_region_init): Mark entry block as visited.
15354 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15357 * diagnostic-show-locus.c (layout::print_source_line): Replace
15358 call to pp_newline with call to layout::print_newline.
15359 (layout::print_annotation_line): Likewise.
15360 (layout::move_to_column): Likewise.
15361 (layout::print_any_fixits): After printing any fixits, print a
15362 trailing newline, if necessary.
15363 (layout::print_newline): New method, resetting any colorization
15365 (diagnostic_show_locus): Move the pp_newline to before the
15366 early bailout. Remove dummy block enclosing the layout instance.
15367 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15368 of pp_newline_and_flush with pp_flush.
15369 (diagnostic_append_note): Delete use of pp_newline.
15370 (diagnostic_append_note_at_rich_loc): Delete.
15371 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15372 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15373 when newline characters are added to the buffer.
15375 2016-01-26 Michael Matz <matz@suse.de>
15377 * configure.ac (ac_cv_std_swap_in_utility): New test.
15378 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15379 * configure: Regenerate.
15380 * config.in: Regenerate.
15382 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15384 * config/arc/arc.md (cstoresi4): Force operand into register.
15385 (arcset<code>): Fix predicate.
15386 (arcsetltu): Likewise.
15387 (arcsetgeu): Likewise.
15388 (arcsethi): Likewise.
15389 (arcsetls): Likewise.
15391 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15393 PR tree-optimization/69483
15394 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15395 if base has error_mark_node type.
15397 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15400 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15401 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15403 (vget_lane_f16): Handle big-endian.
15404 (vgetq_lane_f16): Likewise.
15405 (vset_lane_f16): Likewise.
15406 (vsetq_lane_f16): Likewise.
15407 * config/arm/iterators.md (VQXMOV): Add V8HF.
15408 (VDQ): Add V4HF and V8HF.
15409 (V_reg): Handle V4HF and V8HF.
15410 (Is_float_mode): Likewise.
15411 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15412 neon_vdup_nv8hf): New patterns.
15413 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15414 Use VD_LANE iterator.
15415 (neon_vld1_dup<mode>): Use VQ2 iterator.
15417 2016-01-26 Nathan Sidwell <nathan@acm.org>
15419 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15420 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15421 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15422 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15423 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15424 (oacc_validate_dims): Add LEVEL arg, don't return level.
15425 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15426 oacc_validate_dims.
15427 (execute_oacc_device_lower): Adjust, add more dump output.
15428 * tree-ssa-loop.c (gate_oacc_kernels): Use
15429 oacc_fn_attrib_kernels_p.
15430 * tree-parloops.c (create_parallel_loop): Adjust
15431 set_oacc_fn_attrib call.
15433 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15436 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15437 (append_compiler_options): Handle -fcilkplus.
15438 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15440 2016-01-26 Nick Clifton <nickc@redhat.com>
15443 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15444 been marked as DECL_ONE_ONLY but we do not the means to make it
15445 so, then do not allow it to bind locally.
15447 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15450 * opts.h (parse_sanitizer_options): New prototype.
15451 * opts.c (sanitizer_opts): New array.
15452 (parse_sanitizer_options): New function.
15453 (common_handle_option): Use parse_sanitizer_options.
15455 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15458 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15459 alignment adjustment to ...
15460 (ix86_update_stack_boundary): Here. Don't over-align stack for
15462 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15463 if __tls_get_addr is called.
15465 2016-01-26 Christian Bruel <christian.bruel@st.com>
15467 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15469 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15471 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15473 2016-01-26 Richard Biener <rguenther@suse.de>
15475 PR middle-end/69467
15476 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15478 2016-01-26 Richard Biener <rguenther@suse.de>
15480 PR tree-optimization/69452
15481 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15482 (move_computations_dom_walker::before_dom_children): Rename
15484 (move_computations_worker): This.
15485 (move_computations): Perform an RPO rather than a DOM walk.
15487 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15490 * combine.c (combine_instructions): For REG_EQUAL note with
15491 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15492 to the underlying register.
15493 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15494 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15496 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15499 * config/aarch64/aarch64-builtins.c
15500 (aarch64_init_simd_builtin_types): Do not set structural
15501 equality to __Poly{8,16,64,128}_t types.
15503 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15505 PR tree-optimization/69400
15506 * wide-int.cc (wi_pack): Take the precision as argument and
15507 perform canonicalization here rather than in the callers.
15508 Use the main loop to handle all full-width HWIs. Add a
15509 zero HWI if in_len isn't a full result.
15510 (wi::divmod_internal): Update accordingly.
15511 (wi::mul_internal): Likewise. Simplify.
15513 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15514 Sebastian Pop <s.pop@samsung.com>
15516 * graphite-poly.c (apply_poly_transforms): Simplify.
15517 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15518 (print_isl_map): Same.
15519 (print_isl_union_map): Same.
15520 (print_isl_schedule): New.
15521 (debug_isl_schedule): New.
15522 * graphite-dependences.c (scop_get_reads): Do not call
15523 isl_union_map_add_map that is undocumented isl functionality.
15524 (scop_get_must_writes): Same.
15525 (scop_get_may_writes): Same.
15526 (scop_get_original_schedule): Remove.
15527 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15528 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15529 (compute_deps): Remove.
15530 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15531 (debug_schedule_ast): New.
15532 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15533 set_separate_option.
15534 (graphite_regenerate_ast_isl): Add dump.
15535 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15536 from scop->transformed_schedule.
15537 (graphite_regenerate_ast_isl): Add more dump.
15538 * graphite-optimize-isl.c (optimize_isl): Set
15539 scop->transformed_schedule. Check whether schedules are equal.
15540 (apply_poly_transforms): Move here.
15541 * graphite-poly.c (apply_poly_transforms): ... from here.
15542 (free_poly_bb): Static.
15543 (free_scop): Static.
15544 (pbb_number_of_iterations_at_time): Remove.
15545 (print_isl_ast): New.
15546 (debug_isl_ast): New.
15547 (debug_scop_pbb): New.
15548 * graphite-scop-detection.c (print_edge): Move.
15549 (print_sese): Move.
15550 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15551 (build_scop_scattering): Remove.
15552 (create_pw_aff_from_tree): Assert instead of bailing out.
15553 (add_condition_to_pbb): Remove unused code, do not fail.
15554 (add_conditions_to_domain): Same.
15555 (add_conditions_to_constraints): Remove.
15556 (build_scop_context): New.
15557 (add_iter_domain_dimension): New.
15558 (build_iteration_domains): Initialize pbb->iterators.
15559 Call add_conditions_to_domain.
15562 (index_outermost_in_loop): New.
15563 (index_pbb_in_loop): New.
15564 (outermost_pbb_in): New.
15565 (add_in_sequence): New.
15566 (add_outer_projection): New.
15567 (outer_projection_mupa): New.
15568 (add_loop_schedule): New.
15569 (build_schedule_pbb): New.
15570 (build_schedule_loop): New.
15571 (embed_in_surrounding_loops): New.
15572 (build_schedule_loop_nest): New.
15573 (build_original_schedule): New.
15574 (build_poly_scop): Call build_original_schedule.
15575 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15576 (free_poly_dr): Remove.
15577 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15578 (free_poly_bb): Remove.
15579 (debug_loop_vec): Remove.
15580 (print_isl_ast): Declare.
15581 (debug_isl_ast): Declare.
15582 (scop_do_interchange): Remove.
15583 (scop_do_strip_mine): Remove.
15584 (scop_do_block): Remove.
15585 (flatten_all_loops): Remove.
15586 (optimize_isl): Remove.
15587 (pbb_number_of_iterations_at_time): Remove.
15588 (debug_scop_pbb): Declare.
15589 (print_schedule_ast): Declare.
15590 (debug_schedule_ast): Declare.
15591 (struct scop): Remove schedule. Add original_schedule,
15592 transformed_schedule.
15593 (free_gimple_poly_bb): Remove.
15594 (print_generated_program): Remove.
15595 (debug_generated_program): Remove.
15596 (unify_scattering_dimensions): Remove.
15597 * sese.c (print_edge): ... here.
15598 (print_sese): ... here.
15599 (debug_edge): ... here.
15600 (debug_sese): ... here.
15601 * sese.h (print_edge): Declare.
15602 (print_sese): Declare.
15603 (dump_edge): Declare.
15604 (dump_sese): Declare.
15606 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15607 Sebastian Pop <s.pop@samsung.com>
15609 * Makefile.in: Set ISLVER in site.exp.
15611 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15613 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15614 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15615 through DECL_VALUE_EXPR for expansion.
15617 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15619 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15620 the frame info after reload completed.
15622 2016-01-25 Jeff Law <law@redhat.com>
15624 PR tree-optimization/69196
15625 PR tree-optimization/68398
15626 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15627 tree-ssa-threadupdate.c.
15628 (determine_bb_domination_status): Prototype
15629 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15630 (determine_bb_domination_status): No longer static.
15631 (valid_jump_thread_path): Remove code to detect characteristics
15632 of the jump thread path not associated with correctness.
15633 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15634 Correct test for thread path length. Count PHIs for real operands as
15635 statements that need to be copied. Do not count ASSERT_EXPRs.
15636 Look at all the blocks in the thread path. Compute and selectively
15637 filter thread paths based on threading through the latch, threading
15638 a multiway branch or crossing a multiway branch.
15640 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15642 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15643 decl with __attribute__ ((unused)) annotation.
15645 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15648 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15649 of operands is compatible with a statement vectype.
15651 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15653 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15654 improve wording for mixed storage order support.
15656 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15658 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15659 (vcvt_u64_f64): Likewise.
15660 (vcvta_s64_f64): Likewise.
15661 (vcvta_u64_f64): Likewise.
15662 (vcvtm_s64_f64): Likewise.
15663 (vcvtm_u64_f64): Likewise.
15664 (vcvtn_s64_f64): Likewise.
15665 (vcvtn_u64_f64): Likewise.
15666 (vcvtp_s64_f64): Likewise.
15667 (vcvtp_u64_f64): Likewise.
15669 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15671 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15672 (arc_init): Check validity mll64 option.
15673 (arc_save_restore): Use double load/store instruction.
15674 (arc_expand_movmem): Likewise.
15675 (arc_split_move): Don't split if we have double load/store
15676 instructions. Returns a boolean.
15677 (arc_process_double_reg_moves): Change function to return boolean
15678 instead of a sequence of instructions.
15679 (arc_dwarf_register_span): New function.
15680 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15681 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15682 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15683 (*movdf_insn): Likewise.
15684 * config/arc/arc.opt (mll64): New option.
15685 * config/arc/predicates.md (even_register_operand): New predicate.
15686 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15688 2016-01-25 Richard Biener <rguenther@suse.de>
15691 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15692 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15694 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15696 2016-01-25 Richard Biener <rguenther@suse.de>
15698 PR tree-optimization/69376
15699 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15701 (VN_INFO_ANTI_RANGE_P): New inline.
15702 (VN_INFO_RANGE_TYPE): Likewise.
15703 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15704 SSA_NAME_ANTI_RANGE_P.
15705 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15706 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15707 Properly query VN_INFO_RANGE_TYPE.
15709 2016-01-25 Nick Clifton <nickc@redhat.com>
15712 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15714 2016-01-23 Tom de Vries <tom@codesourcery.com>
15716 PR tree-optimization/69426
15717 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15720 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15722 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15723 "the the" with "the" in the comments.
15724 * ipa-devirt.c (build_type_inheritance_graph,
15725 update_type_inheritance_graph): Likewise.
15726 * tree.c (build_function_type_list_1): Likewise.
15727 * cfgloopmanip.c (scale_loop_profile): Likewise.
15728 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15729 * gimple-ssa-split-paths.c
15730 (find_block_to_duplicate_for_splitting_paths): Likewise.
15731 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15732 * expr.c (convert_move): Likewise.
15733 * var-tracking.c (vt_stack_adjustments): Likewise.
15734 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15735 * tree-vrp.c (test_for_singularity): Likewise.
15737 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15738 directly instead of building a temporary tree.
15741 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15742 remove <algorithm> include.
15744 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15747 * config/i386/i386.c: Include dojump.h.
15748 (expand_small_movmem_or_setmem,
15749 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15751 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15752 if dynamic_check != -1.
15754 2016-01-21 Jeff Law <law@redhat.com>
15756 PR middle-end/69347
15757 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15758 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15759 into dominated_by_p.
15760 (cprop_into_successor_phis): Avoid unnecessary tests.
15762 2016-01-22 Richard Henderson <rth@redhat.com>
15765 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15766 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15768 2016-01-22 Michael Matz <matz@suse.de>
15770 * system.h (string, algorithm): Include only conditionally.
15771 (new): Include always under C++.
15772 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15773 * final.c (toplevel): Ditto.
15774 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15775 * genconditions.c (write_header): Make gencondmd.c define
15777 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15779 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15780 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15782 2016-01-22 Christian Bruel <christian.bruel@st.com>
15785 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15787 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15790 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15791 define_insn_and_split. Ensure operands[1] and operands[0] do not
15792 get assigned the same register.
15794 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15796 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15798 2016-01-22 Christian Bruel <christian.bruel@st.com>
15800 * config/arm/arm-c.c (arm_pragma_target_parse):
15801 Remove warn_builtin_macro_redefined overwrite.
15803 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15805 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15806 flag_non_call_exceptions compatibility.
15808 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15811 * dwarf2out.c (add_child_die_after): New function.
15812 (dwarf_qual_info_t): New type.
15813 (dwarf_qual_info): New variable.
15814 (qualified_die_p): New function.
15815 (modified_type_die): For -fdebug-types-section, ensure
15816 canonical order of qualifiers. Put qualified DIEs adjacent
15817 to the corresponding non-qualified type DIE and search there
15818 for existing qualified DIEs.
15820 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15822 * doc/extend.texi (scalar_storage_order type attribute): Document
15823 restriction on type punning and aliasing, and remove future tense.
15825 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15828 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15831 2016-01-21 Jeff Law <law@redhat.com>
15833 PR middle-end/69347
15834 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15835 useless call to record_temporary_equivalences.
15836 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15837 allocate 10 slots in the bb_path vector and let it grow as needed.
15838 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15841 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15843 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15845 * configure: Regenerate.
15847 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15849 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15850 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15852 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15854 PR middle-end/66178
15855 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15856 drop EXPAND_INITIALIZER.
15857 * rtl.h (contains_symbolic_reference_p): Declare.
15858 * rtlanal.c (contains_symbolic_reference_p): New function.
15859 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15860 a subtraction into a NOT if symbolic constants are involved.
15862 2016-01-21 Anton Blanchard <anton@samba.org>
15863 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15866 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15868 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15871 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15873 * config/microblaze/microblaze.c
15874 (get_branch_target): New.
15875 (insert_wic_for_ilb_runout): New.
15877 (microblaze_machine_dependent_reorg): New.
15878 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15879 * config/microblaze/microblaze.md
15880 (UNSPEC_IPREFETCH): Define.
15881 (iprefetch): New pattern
15882 * config/microblaze/microblaze.opt
15883 (mxl-prefetch): New flag.
15885 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15887 * config/microblaze/microblaze.h
15888 (FIXED_REGISTERS): Update in macro.
15889 (CALL_USED_REGISTERS): Update in macro.
15891 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15893 PR rtl-optimization/68920
15894 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15897 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15899 PR rtl-optimization/68990
15900 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15901 pseudo instead of inheritance ones.
15903 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15904 Nick Clifton <nickc@redhat.com>
15908 * config/mips/mips.c (mips_compute_frame_info): Initialise
15909 args_size and hard_frame_pointer_offset fields of the frame
15910 structure before calling mips_global_pointer.
15912 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15914 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15916 * configure: Regenerate.
15918 2016-01-21 Richard Biener <rguenther@suse.de>
15920 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15922 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15924 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15925 to actually emit the .size directive.
15927 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15928 Jakub Jelinek <jakub@redhat.com>
15932 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15933 args array size by one to avoid buffer overflow.
15935 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15937 * config/s390/s390.md (pool_section_start): Use switch_to_section
15938 to select proper read-only data section instead of hardcoding
15940 (pool_section_end): Use switch_to_section to match the above.
15942 2016-01-21 Richard Biener <rguenther@suse.de>
15944 PR tree-optimization/69378
15945 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15946 (set_ssa_val_to): Use it for dominance checks taking into
15947 account not executable edges.
15949 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15952 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15953 for bitsize instead of GET_MODE_PRECISION (mode).
15955 2016-01-20 Martin Sebor <msebor@redhat.com>
15958 * extend.texi (__sync Builtins): Clarify the semantics of
15959 __sync_fetch_and_OP built-ins on pointers.
15960 (__atomic Builtins): Same.
15962 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15963 Sebastian Pop <s.pop@samsung.com>
15965 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15966 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15967 (is_valid_rename): Same.
15968 (translate_isl_ast_to_gimple::get_rename): Same.
15969 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15970 (translate_isl_ast_to_gimple::rename_uses): Same.
15971 (get_new_name): Check for close_phi nodes.
15972 (copy_loop_phi_args): Use phi_node_kind.
15973 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15974 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15976 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15977 Sebastian Pop <s.pop@samsung.com>
15979 Revert commit r229783.
15980 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15981 Remove use of parameter_rename_map.
15982 (copy_def): Remove.
15983 (copy_internal_parameters): Remove.
15984 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15985 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15986 (free_sese_info): Do not free parameter_rename_map.
15987 (set_rename): Do not use parameter_rename_map.
15988 (rename_uses): Update call to set_rename.
15989 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15990 * sese.h (parameter_rename_map_t): Remove.
15991 (struct sese_info_t): Remove field parameter_rename_map.
15993 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15994 Sebastian Pop <s.pop@samsung.com>
15996 * graphite-isl-ast-to-gimple.c: Fix comment.
15997 * graphite-scop-detection.c (defined_in_loop_p): New.
15998 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15999 names defined in loop.
16001 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16002 Sebastian Pop <s.pop@samsung.com>
16004 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16005 Discard unstructured if-then-else regions.
16007 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16008 Sebastian Pop <s.pop@samsung.com>
16010 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16011 (cleanup_loop_iter_dom): Remove.
16012 (build_loop_iteration_domains): Remove.
16013 (build_scop_context): Remove.
16014 (build_scop_iteration_domain): Remove.
16015 (add_loop_constraints): New.
16016 (build_iteration_domains): New.
16017 (build_poly_scop): Call build_iteration_domains.
16019 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16020 Sebastian Pop <s.pop@samsung.com>
16022 * graphite-scop-detection.c
16023 (scop_detection::harmful_loop_in_region): Free dom and loops.
16024 (scop_detection::loop_body_is_valid_scop): Free bbs.
16026 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16027 Sebastian Pop <s.pop@samsung.com>
16029 * graphite-scop-detection.c (record_loop_in_sese): New.
16030 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16031 (build_scops): Remove call to build_sese_loop_nests.
16032 * sese.c (sese_record_loop): Remove.
16033 (build_sese_loop_nests): Remove.
16034 (new_sese_info): Remove region->loops.
16035 (free_sese_info): Same.
16036 * sese.h (sese_contains_loop): Same.
16037 (build_sese_loop_nests): Remove.
16038 (sese_contains_loop): Remove.
16040 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16041 Sebastian Pop <s.pop@samsung.com>
16043 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16044 loop_is_valid_in_scop.
16045 (scop_detection::harmful_stmt_in_region): Renamed
16046 harmful_loop_in_region.
16047 Call loop_is_valid_in_scop.
16049 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16050 Sebastian Pop <s.pop@samsung.com>
16052 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16055 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16056 Sebastian Pop <s.pop@samsung.com>
16058 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16059 * graphite.h (struct poly_bb): Remove field is_reduction.
16060 (PBB_IS_REDUCTION): Remove.
16062 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16063 Sebastian Pop <s.pop@samsung.com>
16065 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16066 (add_pdr_constraints): Same.
16067 (scop_get_reads): Same.
16068 (scop_get_must_writes): Same.
16069 (scop_get_may_writes): Same.
16070 (scop_get_original_schedule): Same.
16071 (extend_schedule): Same.
16072 (apply_schedule_on_deps): Same.
16073 (carries_deps): Same.
16074 (compute_deps): Same.
16075 (scop_get_dependences): Same.
16076 * graphite-isl-ast-to-gimple.c
16077 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16078 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16079 (get_schedule_for_band_list): Same.
16080 (get_schedule_map): Same.
16081 (apply_schedule_map_to_scop): Same.
16082 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16083 (build_loop_iteration_domains): Same.
16084 (add_condition_to_pbb): Same.
16085 (add_param_constraints): Same.
16086 (pdr_add_memory_accesses): Same.
16087 (pdr_add_data_dimensions): Same.
16089 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16091 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16094 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16096 * common.opt (feliminate-dwarf2-dups): Replace references to
16097 "DWARF 2" with just "DWARF".
16098 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16099 * doc/extend.texi: Likewise.
16100 * doc/cpp.texi: Likewise.
16101 * doc/invoke.texi: Likewise.
16102 (Option Summary): Add -gdwarf to list of Debugging Options.
16103 (Debugging Options): Document -gdwarf.
16104 * doc/contrib.texi: Spell "DWARF" like that.
16106 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16108 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16109 warning. Fix up formatting.
16111 PR middle-end/67653
16112 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16113 attempt to mark memory input operand addressable and
16114 call prepare_gimple_addressable in that case. Don't adjust
16115 input_location for diagnostics, use error_at instead.
16117 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16119 * config/rs6000/ppc-auxv.h: New file.
16120 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16121 (cpu_is): Likewise.
16122 (cpu_supports): Likewise.
16123 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16124 (cpu_is_info): New variable.
16125 (cpu_supports_info): Likewise.
16126 (tcb_verification_symbol): Likewise.
16127 (cpu_builtin_p): Likewise.
16128 (cpu_expand_builtin): New function.
16129 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16130 (rs6000_init_builtins): Likewise.
16131 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16132 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16133 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16134 * configure: Regenerate.
16135 * config.in: Likewise.
16136 * doc/extend.texi (PowerPC Built-in Functions): Document
16137 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16139 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16142 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16144 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16147 2016-01-20 Richard Henderson <rth@redhat.com>
16153 * tree.c (tm_define_builtin): New.
16154 (find_tm_vector_type): New.
16155 (build_tm_vector_builtins): New.
16156 (build_common_builtin_nodes): Call it.
16158 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16160 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16161 (arm_fp_ok): Likewise.
16162 (arm_fp): Likewise.
16163 (arm_crypto): Likewise.
16165 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16166 Richard Biener <rguenther@suse.de>
16168 PR tree-optimization/69328
16169 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16170 vectors have same number of elements.
16171 (vectorizable_condition): Fix masked version recognition.
16173 2016-01-20 Richard Biener <rguenther@suse.de>
16175 PR tree-optimization/69345
16176 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16177 (VN_INFO_PTR_INFO): Likewise.
16178 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16179 info when it is equal between non-dominating SSA names.
16180 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16181 Make sure to look at original SSA infos.
16183 2016-01-20 Jeff Law <law@redhat.com>
16186 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16188 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16189 (pc_or_label_operand): New predicate.
16190 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16191 tests for small integers that are 2^n - 1.
16193 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16195 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16197 2016-01-19 Jeff Law <law@redhat.com>
16199 PR middle-end/69347
16200 * tree-ssa-threadbackwards.c
16201 (fsm_find_control_statement_thread_paths): Do not try to lookup
16202 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16204 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16206 * doc/lto.texi: Remove text that says only Gold has linker plugin
16209 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16211 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16212 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16213 the DIE accordingly.
16214 (modified_type_die): Add REVERSE parameter and pass it recursively,
16215 as well as to base_type_die. Adjust presence check accordingly.
16216 (base_type_for_mode): Adjust call to modified_type_die.
16217 (add_type_attribute): Add REVERSE parameter and pass it to
16219 (generic_parameter_die): Adjust call to add_type_attribute.
16220 (add_scalar_info): Likewise.
16221 (add_subscript_info): Likewise.
16222 (gen_array_type_die): Likewise.
16223 (gen_descr_array_type_die): Likewise.
16224 (gen_entry_point_die): Likewise.
16225 (gen_enumeration_type_die): Likewise.
16226 (gen_formal_parameter_die): Likewise.
16227 (gen_subprogram_die): Likewise.
16228 (gen_variable_die ): Likewise.
16229 (gen_const_die): Likewise.
16230 (gen_field_die): Likewise.
16231 (gen_pointer_type_die): Likewise.
16232 (gen_reference_type_die): Likewise.
16233 (gen_ptr_to_mbr_type_die): Likewise.
16234 (gen_inheritance_die): Likewise.
16235 (gen_subroutine_type_die): Likewise.
16236 (gen_typedef_die): Likewise.
16237 (force_type_die): Adjust call to modified_type_die.
16239 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16241 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16242 flow throughout the file. Fix broken link to Objective-C 2.0
16244 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16247 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16249 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16251 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16254 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16255 (maybe_record_node): Record cxa_pure_virtual as the only possible
16256 target if there are not ohter candidates.
16257 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16259 2016-01-19 Richard Biener <rguenther@suse.de>
16261 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16262 (get_memory_order): Likewise.
16264 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16266 * tree-vect-stmts.c (vectorizable_store): Check
16269 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16272 * gcc.c (driver::decode_argv): Add call to
16273 init_opts_obstack before init_options_struct.
16274 * opts.c (init_opts_obstack): Remove idempotency.
16275 (init_options_struct): Replace call to init_opts_obstack
16276 with a gcc_assert to verify that it has already been called.
16277 * toplev.c (toplev::main): Add call to init_opts_obstack before
16278 calls to init_options_struct.
16279 (toplev::finalize): Move cleanup of opts_obstack next to
16280 cleanup of save_decoded_options, clearing the latter, and
16281 save_decoded_options_count.
16283 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16286 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16287 attribute to unconditional. Remove %? from output template.
16289 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16290 Jiong Wang <jiong.wang@arm.com>
16292 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16293 generated from different expand order.
16295 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16297 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16298 Add support for CCMP costing.
16300 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16302 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16303 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16304 (fccmpe<mode>): Likewise.
16305 (fcmp): Rename to fcmp and globalize pattern.
16307 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16308 (aarch64_gen_ccmp_next): Add FP support.
16310 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16312 * target.def (gen_ccmp_first): Update documentation.
16313 (gen_ccmp_next): Likewise.
16314 * doc/tm.texi (gen_ccmp_first): Update documentation.
16315 (gen_ccmp_next): Likewise.
16316 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16317 expand_ccmp_expr_1. Improve comments.
16318 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16319 (ccmp_ior<mode>): Remove pattern.
16320 (cmp<mode>): Remove expand.
16321 (cmp): Globalize pattern.
16322 (cstorecc4): Use cc_register.
16323 (mov<mode>cc): Remove ccmp_cc_register check.
16324 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16325 Simplify after removal of CC_DNE/* modes.
16326 (aarch64_ccmp_mode_to_code): Remove.
16327 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16328 In 'k' case use integer as condition.
16329 (aarch64_nzcv_codes): Remove inverted cases.
16330 (aarch64_code_to_ccmode): Remove.
16331 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16332 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16333 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16334 pattern. Return the comparison with CC register. Invert conditions
16335 when bitcode is OR.
16336 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16337 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16339 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16341 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16342 instrumented_version.
16344 2016-01-19 Richard Biener <rguenther@suse.de>
16346 PR tree-optimization/69336
16347 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16348 handled components with get_ref_base_and_extent.
16349 (equal_mem_array_ref_p): Adjust.
16351 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16354 * shrink-wrap.c: Include valtrack.h.
16355 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16356 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16357 in between insn and where it will be moved to. Call
16358 dead_debug_insert_temp.
16359 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16360 first and dead_debug_local_finish at the end.
16361 For uses and defs bitmap, handle all regs in between REGNO and
16362 END_REGNO, not just the first one.
16364 2016-01-19 Richard Biener <rguenther@suse.de>
16366 PR tree-optimization/69352
16367 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16368 (equal_mem_array_ref_p): Constrain size and max size properly.
16369 Compare the reverse flag.
16371 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16373 * ira.c (ira): Update regstat data if we deleted insns.
16375 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16377 PR rtl-optimization/68955
16378 PR rtl-optimization/64557
16379 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16380 here. Fix up formatting.
16381 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16383 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16386 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16387 assume that the node has body.
16388 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16391 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16393 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16396 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16398 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16399 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16401 2016-01-19 Martin Jambor <mjambor@suse.cz>
16402 Martin Liska <mliska@suse.cz>
16403 Michael Matz <matz@suse.de>
16405 * Makefile.in (OBJS): Add new source files.
16406 (GTFILES): Add hsa.c.
16407 * common.opt (disable_hsa): New variable.
16408 (-Whsa): New warning.
16409 * config.in (ENABLE_HSA): New.
16410 * configure.ac: Treat hsa differently from other accelerators.
16411 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16412 $enable_offloading.
16413 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16414 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16415 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16416 --with-hsa-kmt-lib.
16417 * doc/invoke.texi (-Whsa): Document.
16418 (hsa-gen-debug-stores): Likewise.
16419 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16420 to invoke offload compiler for hsa acclerator.
16421 * opts.c (common_handle_option): Determine whether HSA offloading
16422 should be performed.
16423 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16424 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16425 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16426 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16427 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16428 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16429 GF_OMP_FOR_KIND_GRID_LOOP.
16430 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16431 (pp_gimple_stmt_1): Likewise.
16432 * gimple-walk.c (walk_gimple_stmt): Likewise.
16433 * gimple.c (gimple_build_omp_grid_body): New function.
16434 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16435 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16436 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16437 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16438 GF_OMP_TEAMS_GRID_PHONY.
16439 (gimple_statement_omp_single_layout): Updated comments.
16440 (gimple_build_omp_grid_body): New function.
16441 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16442 (gimple_omp_for_grid_phony): New function.
16443 (gimple_omp_for_set_grid_phony): Likewise.
16444 (gimple_omp_parallel_grid_phony): Likewise.
16445 (gimple_omp_parallel_set_grid_phony): Likewise.
16446 (gimple_omp_teams_grid_phony): Likewise.
16447 (gimple_omp_teams_set_grid_phony): Likewise.
16448 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16449 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16450 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16451 (BUILT_IN_GOMP_TARGET): Updated type.
16452 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16453 (adjust_for_condition): New function.
16454 (get_omp_for_step_from_incr): Likewise.
16455 (extract_omp_for_data): Moved parts to adjust_for_condition and
16456 get_omp_for_step_from_incr.
16457 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16458 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16459 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16460 (scan_omp_parallel): Do not create child functions for phony
16462 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16463 (scan_omp_1_op): Checking assert we are not remapping to
16464 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16465 (parallel_needs_hsa_kernel_p): New function.
16466 (expand_parallel_call): Register apprpriate parallel child
16467 functions as HSA kernels.
16468 (grid_launch_attributes_trees): New type.
16469 (grid_attr_trees): New variable.
16470 (grid_create_kernel_launch_attr_types): New function.
16471 (grid_insert_store_range_dim): Likewise.
16472 (grid_get_kernel_launch_attributes): Likewise.
16473 (get_target_argument_identifier_1): Likewise.
16474 (get_target_argument_identifier): Likewise.
16475 (get_target_argument_value): Likewise.
16476 (push_target_argument_according_to_value): Likewise.
16477 (get_target_arguments): Likewise.
16478 (expand_omp_target): Call get_target_arguments instead of looking
16479 up for teams and thread limit.
16480 (grid_expand_omp_for_loop): New function.
16481 (grid_arg_decl_map): New type.
16482 (grid_remap_kernel_arg_accesses): New function.
16483 (grid_expand_target_kernel_body): New function.
16484 (expand_omp): Call it.
16485 (lower_omp_for): Do not emit phony constructs.
16486 (lower_omp_taskreg): Do not emit phony constructs but create for them
16487 a temporary variable receiver_decl.
16488 (lower_omp_taskreg): Do not emit phony constructs.
16489 (lower_omp_teams): Likewise.
16490 (lower_omp_grid_body): New function.
16491 (lower_omp_1): Call it.
16492 (grid_reg_assignment_to_local_var_p): New function.
16493 (grid_seq_only_contains_local_assignments): Likewise.
16494 (grid_find_single_omp_among_assignments_1): Likewise.
16495 (grid_find_single_omp_among_assignments): Likewise.
16496 (grid_find_ungridifiable_statement): Likewise.
16497 (grid_target_follows_gridifiable_pattern): Likewise.
16498 (grid_remap_prebody_decls): Likewise.
16499 (grid_copy_leading_local_assignments): Likewise.
16500 (grid_process_kernel_body_copy): Likewise.
16501 (grid_attempt_target_gridification): Likewise.
16502 (grid_gridify_all_targets_stmt): Likewise.
16503 (grid_gridify_all_targets): Likewise.
16504 (execute_lower_omp): Call grid_gridify_all_targets.
16505 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16506 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16507 (tree_omp_clause): Added union field dimension.
16508 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16509 * tree.c (omp_clause_num_ops): Added number of arguments of
16510 OMP_CLAUSE__GRIDDIM_.
16511 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16512 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16513 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16514 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16515 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16516 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16517 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16518 * tree-pass.h (make_pass_gen_hsail): Declare.
16519 (make_pass_ipa_hsa): Likewise.
16520 * ipa-hsa.c: New file.
16521 * lto-section-in.c (lto_section_name): Add hsa section name.
16522 * lto-streamer.h (lto_section_type): Add hsa section.
16523 * timevar.def (TV_IPA_HSA): New.
16524 * hsa-brig-format.h: New file.
16525 * hsa-brig.c: New file.
16526 * hsa-dump.c: Likewise.
16527 * hsa-gen.c: Likewise.
16530 * toplev.c (compile_file): Call hsa_output_brig.
16531 * hsa-regalloc.c: New file.
16533 2016-01-18 Jeff Law <law@redhat.com>
16535 PR tree-optimization/69320
16536 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16537 ranged object, do nothing if the RHS constant is not [0..1].
16538 (optimize_stmt): Comparing a boolean ranged object against a
16539 constant outside [0..1] results in a compile-time constant.
16541 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16544 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16546 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16547 (Option Summary): Update to reflect new section and moved options.
16548 (C++ Dialect Options): Move -fstats to new section.
16549 (Debugging Options): Move all dump, statistics, and other GCC
16550 developer options to new section. Rewrite section introduction
16551 and re-order remaining options to put the more basic ones first.
16552 (Optimization Options): Move -fira-verbose and -flto-report* to
16554 (Developer Options): New section incorporating moved options.
16555 * doc/cppopts.texi (-dM): Update cross-reference.
16557 2016-01-18 Richard Henderson <rth@redhat.com>
16560 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16561 operands to pseudo only if CSE is expected. Split long immediate
16562 operands only after reload, and for the stack pointer.
16563 (*add<GPI>3_pluslong): Remove.
16564 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16565 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16566 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16567 (*add<GPI>3 peepholes): New.
16568 (*add<GPI>3 splitters): New.
16569 * config/aarch64/constraints.md (Upl): New.
16570 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16572 2016-01-18 Richard Biener <rguenther@suse.de>
16574 PR tree-optimization/69297
16575 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16577 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16579 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16581 PR middle-end/68542
16582 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16583 of mixind vector and scalar types.
16584 (fold_relational_const): Add handling of vector
16585 comparison with boolean result.
16586 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16587 comparison of vector operands with boolean result for EQ/NE only.
16588 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16589 (verify_gimple_cond): Likewise.
16590 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16593 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16595 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16598 2016-01-18 Richard Biener <rguenther@suse.de>
16600 PR middle-end/69308
16601 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16603 2016-01-18 Tom de Vries <tom@codesourcery.com>
16605 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16607 2016-01-18 Tom de Vries <tom@codesourcery.com>
16609 * omp-low.c (set_oacc_fn_attrib): Make extern.
16610 * omp-low.h (set_oacc_fn_attrib): Declare.
16611 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16612 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16613 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16614 Add and handle function parameter oacc_kernels_p.
16615 (find_reduc_addr, get_omp_data_i_param): New function.
16616 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16617 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16618 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16619 Calculate dominance info. Skip loops that are not in a kernels region
16620 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16621 (pass_parallelize_loops::execute): Call parallelize_loops with
16622 oacc_kernels_p argument.
16623 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16624 New member function.
16625 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16626 * passes.def: Add argument to pass_parallelize_loops instantation.
16628 2016-01-18 Tom de Vries <tom@codesourcery.com>
16630 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16631 pass_parallelize_loops to be run outside the loop pipeline.
16633 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16635 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16636 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16638 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16641 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16642 using get_ref_base_and_extent.
16643 (equal_mem_array_ref_p): New.
16644 (hashable_expr_equal_p): Add call to previous.
16646 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16649 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16650 (sra_initialize): Allocate disqualified_constants.
16651 (sra_deinitialize): Free disqualified_constants.
16652 (disqualify_candidate): Update disqualified_constants when appropriate.
16653 (create_access): Scan for constant-pool entries as we go along.
16654 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16655 (maybe_add_sra_candidate): Allow constant-pool entries.
16656 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16657 (initialize_constant_pool_replacements): New.
16658 (sra_modify_assign): Avoid mangling assignments created by previous,
16659 and don't generate writes into constant pool.
16660 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16662 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16664 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16665 andnot instruction.
16666 (scalar_chain::convert_op): Likewise.
16667 * config/i386/i386.md (*andndi3_doubleword): New.
16669 2016-01-18 Richard Biener <rguenther@suse.de>
16671 PR tree-optimization/69170
16672 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16673 building a vector from scalar results of a pattern stmt.
16675 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16677 * haifa-sched.c (autopref_multipass_init): Work around
16678 -Wmaybe-uninitialized warning.
16680 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16682 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16683 against the constant 0.
16685 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16687 PR tree-optimization/68799
16688 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16689 look up phi candidates in the statement-candidate map.
16690 (phi_add_costs): Likewise.
16691 (record_phi_increments): Likewise.
16692 (phi_incr_cost): Likewise.
16693 (ncd_with_phi): Likewise.
16694 (all_phi_incrs_profitable): Likewise.
16696 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16698 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16699 -Wmaybe-uninitialized warning.
16701 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16703 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16704 (Option Summary): Update to reflect new section and moved options.
16705 (C++ Dialect Options): Move -fvtable-verify and related options.
16706 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16707 and profiling-related options.
16708 (Optimization Options): Move profile generation options and
16709 -fstack-protector and related options.
16710 (Instrumentation Options): New section incorporating moved options.
16711 (Code Generation Options): Move -finstrument-functions and
16712 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16714 2016-01-16 Tom de Vries <tom@codesourcery.com>
16716 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16718 2016-01-16 Tom de Vries <tom@codesourcery.com>
16720 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16722 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16724 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16725 that checks whether the table is already empty. Rename the
16726 original implementation to...
16727 (hash_table::empty_slot): ...this new private function.
16729 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16731 PR diagnostic/68899
16732 * diagnostic-show-locus.c (layout::print_source_line): Move x
16733 offset of line until after call to
16734 get_line_width_without_trailing_whitespace.
16736 2016-01-15 Jeff Law <law@redhat.com>
16738 PR tree-optimization/69270
16739 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16740 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16741 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16742 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16743 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16744 ssa_name_has_boolean_range and constant_boolean_node.
16746 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16748 PR rtl-optimization/69030
16749 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16751 (spill_pseudos): Delete debug insn for dead pseudo.
16752 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16754 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16756 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16758 (TYPES_UNOPUS): Likewise.
16759 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16760 builtin type, from UNOP to UNOPUS.
16761 (lbtruncuv4sf): Likewise.
16762 (lbtruncuv2df): Likewise.
16763 (lrounduv2sf): Likewise.
16764 (lrounduv4sf): Likewise.
16765 (lrounduv2df): Likewise.
16766 (lroundusf): Likewise.
16767 (lroundusf): Likewise.
16768 (lceiluv2sf): Likewise.
16769 (lceiluv4sf): Likewise.
16770 (lceiluv2df): Likewise.
16771 (lceilusf): Likewise.
16772 (lceiludf): Likewise.
16773 (lflooruv2sf): Likewise.
16774 (lflooruv4sf): Likewise.
16775 (lflooruv2df): Likewise.
16776 (lfloorusf): Likewise.
16777 (lfloorudf): Likewise.
16778 (lfrintnuv2sf): Likewise.
16779 (lfrintnuv4sf): Likewise.
16780 (lfrintnuv2df): Likewise.
16781 (lfrintnusf): Likewise.
16782 (lfrintnudf): Likewise.
16783 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16785 (vcvtq_u32_f32): Likewise.
16786 (vcvtq_u64_f64): Likewise.
16787 (vcvta_u32_f32): Likewise.
16788 (vcvtaq_u32_f32): Likewise.
16789 (vcvtaq_u64_f64): Likewise.
16790 (vcvtm_u32_f32): Likewise.
16791 (vcvtmq_u32_f32): Likewise.
16792 (vcvtmq_u64_f64): Likewise.
16793 (vcvtn_u32_f32): Likwise.
16794 (vcvtnq_u32_f32): Likewise.
16795 (vcvtnq_u64_f64): Likewise.
16796 (vcvtp_u32_f32): Likewise.
16797 (vcvtpq_u32_f32): Likewise.
16798 (vcvtpq_u64_f64): Likewise.
16799 (vcvtmd_u64_f64): Likewise.
16800 (vcvtms_u32_f32): Likewise.
16801 (vcvtad_u64_f64): Likewise.
16802 (vcvtas_u32_f32): Likewise.
16803 (vcvtnd_u64_f64): Likewise.
16804 (vcvtns_u32_f32): Likewise.
16805 (vcvtpd_u64_f64): Likewise.
16806 (vcvtps_u32_f32): Likewise.
16808 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16810 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16811 CSEL of zero_extended registers.
16813 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16815 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16816 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16818 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16820 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16821 false when argument string is not found in the attributes table
16824 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16827 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16828 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16829 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16830 precision estimate.
16832 2016-01-15 Richard Biener <rguenther@suse.de>
16834 PR tree-optimization/66856
16835 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16836 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16837 (vect_create_new_slp_node): Increment stmt reference count.
16838 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16839 an SLP tree before swapping operands.
16840 (vect_build_slp_tree): Likewise.
16841 (destroy_bb_vec_info): Free stmt info after SLP instances.
16842 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16843 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16844 (STMT_VINFO_NUM_SLP_USES): New macro.
16846 2016-01-15 Richard Biener <rguenther@suse.de>
16849 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16850 (add_linkage_name): ... here.
16851 (gen_typedef_die): Use add_linkage_name_raw instead of
16852 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16855 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16857 * gimplify.c (oacc_default_clause): Decode reference and pointer
16858 types for both kernels and parallel regions.
16860 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16862 PR middle-end/69246
16863 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16865 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16867 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16868 (convert_scalars_to_vector): Likewise.
16870 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16872 * doc/extend.texi (Type Traits): Fix grammar.
16874 2016-01-15 Martin Jambor <mjambor@suse.cz>
16876 * tree-inline.c (remap_decl): Use existing dclarations if
16877 remapping a type and prevent_decl_creation_for_types.
16878 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16879 decls first. Do real remapping with
16880 prevent_decl_creation_for_types set.
16881 * tree-inline.h (copy_body_data): New field
16882 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16885 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16887 * config/s390/s390.opt (mmvcle): More verbose help text.
16889 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16891 * config/s390/s390.opt: Add period to -mzvector option text.
16893 2016-01-15 Richard Biener <rguenther@suse.de>
16895 PR tree-optimization/68961
16896 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16897 of invariants in stores again.
16899 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16901 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16903 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16905 * config/i386/i386.c (ix86_expand_branch): Don't split
16906 DI mode xor instruction to SI mode.
16908 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16911 * ipa-icf.c (sem_function::merge): Virtual functions may become
16912 reachable even if they address is not taken and there are no
16915 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16917 * lto-streamer-out.c (subtract_estimated_size): New function.
16918 (get_symbol_initial_value): Use it.
16920 2016-01-15 Christian Bruel <christian.bruel@st.com>
16923 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16924 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16925 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16926 use add_builtin_function_ext_scope instead of add_builtin_function.
16927 (neon_set_p, neon_crypto_set_p): Remove.
16928 (arm_init_builtins): Always call arm_init_neon_builtins and
16929 arm_init_crypto_builtins.
16930 (arm_expand_builtin): Check that builtins are allowed for the arch.
16931 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16932 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16933 arm_init_neon_builtins call.
16935 2016-01-15 Richard Biener <rguenther@suse.de>
16937 PR tree-optimization/69117
16938 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16939 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16940 of the leader conservatively.
16941 (free_scc_vn): Restore original SSA name infos.
16943 2016-01-14 Jeff Law <law@redhat.com>
16945 PR tree-optimization/69270
16946 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16947 single bit of precision, verify it's also unsigned.
16948 (record_edge_info): Use constant_boolean_node rather than fold_convert
16949 to convert boolean_true/boolean_false to the right type.
16951 2016-01-14 Richard Henderson <rth@redhat.com>
16954 * loop-doloop.c (record_reg_sets): New.
16955 (doloop_optimize): Reject the transform if the sequence
16956 clobbers registers live at the end of the loop block.
16957 (doloop_optimize_loops): Enable df_live if needed.
16959 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16961 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16962 * config/rs6000/rs6000.c: Likewise.
16963 * config/rs6000/rs6000.h: Likewise.
16964 * config/rs6000/rs6000.md: Likewise.
16965 * doc/extend.texi: Likewsie.
16967 2016-01-14 Jeff Law <law@redhat.com>
16969 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16972 2016-01-14 Richard Henderson <rth@redhat.com>
16976 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16977 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16978 instead of builtin_decl_declared_p to test for declaration.
16980 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16982 * doc/loop.texi (Loop Analysis and Representation): Document
16983 loop_depth function.
16985 2016-01-14 Tom de Vries <tom@codesourcery.com>
16987 PR tree-optimization/68773
16988 * omp-low.c (expand_omp_target): Don't set force_output.
16989 * varpool.c (varpool_node::get_create): Same.
16990 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16991 offload_funcs with force_output.
16993 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16996 * lra-eliminations.c (move_plus_up): Don't change anything if either
16997 the outer or inner subreg mode is not MODE_INT.
16998 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16999 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17001 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17003 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17004 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17005 reduc_uplus_@var{m}): Remove.
17006 * expr.c (expand_expr_real_2): Remove expansion path for
17007 reduc_[us](min|max|plus) optabs.
17008 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17009 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17010 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17011 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17012 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17013 reduc_[us](min|max|plus) optabs.
17015 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17017 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17018 (reduc_plus_scal_v2sf): New.
17019 (reduc_smax_v2sf): Rename to...
17020 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17021 (reduc_smin_v2sf): Rename to...
17022 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17024 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17026 * alias.c (compare_base_symbol_refs): New function.
17027 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17030 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17032 PR middle-end/68146
17033 PR tree-optimization/69155
17034 * tree-complex.c: Include cfganal.h.
17035 (phis_to_revisit): New variable.
17036 (extract_component): Add phiarg_p argument. Assert that returned
17037 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17038 (update_phi_components): Partly rewrite to use loop over real/imag
17039 components instead of code duplication. If extract_component returns
17040 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17041 create_tmp_reg into the PHI node instead, and mention the phi triplet
17042 in phis_to_revisit.
17043 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17044 in phis_to_revisit at the end.
17046 2016-01-14 Richard Biener <rguenther@suse.de>
17048 PR tree-optimization/68060
17049 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17050 outer loop reduction is only used in the inner loop before
17051 detecting a double reduction.
17053 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17056 * combine.c (expand_field_assignment): Punt if compute_mode is
17057 unsupported scalar mode.
17059 2016-01-14 Richard Biener <rguenther@suse.de>
17061 PR tree-optimization/66856
17062 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17063 SLP node only if it built successfully.
17064 (vect_analyze_slp_instance): Adjust.
17066 2016-01-14 Jeff Law <law@redhat.com>
17068 PR tree-optimization/69270
17069 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17070 (record_edge_info): Use it. Convert boolean_{true,false}_node
17071 to the type of op0.
17073 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17076 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17077 use block_ultimate_origin
17078 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17080 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17082 * doc/invoke.texi (Submodel Options): Rename section to
17083 "Machine-Dependent Options" to better reflect its content.
17084 Rewrite introductory text to remove archaic CPU names.
17087 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17089 * doc/invoke.texi (Code Gen Options): Move section up in file,
17090 before target-specific options. Update menu and option summary
17091 to reflect the new section ordering.
17093 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17095 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17096 (C++ Dialect Options): Add cross-reference to -std option.
17097 * doc/standards.texi (C++ Language): Document C++14 support.
17099 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17101 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17102 for pack/unpack functions for __ibm128.
17103 (PACK_IF): Likewise.
17104 (UNPACK_IF): Likewise.
17106 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17107 support for __ibm128 pack/unpack functions.
17108 (rs6000_invalid_builtin): Likewise.
17109 (rs6000_init_builtins): Likewise.
17110 (rs6000_opt_masks): Likewise.
17112 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17113 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17115 (RS6000_BTM_COMMON): Likewise.
17117 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17118 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17119 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17120 128-bit floating point. Add support for the double values to be
17121 in Altivec registers for TF/IF packing and unpacking, but restrict
17122 TD packing sub-fields to be FPR registers. Don't allow overlapped
17123 register support for packing. Allow pack inputs to be memory
17124 locations. Don't build generator functions for unpack<mode>_dm
17125 and unpack<mode>_nodm.
17126 (unpack<mode>_dm): Likewise.
17127 (unpack<mode>_nodm): Likewise.
17128 (pack<mode>): Likewise.
17130 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17131 built-in functions to pack/unpack explicit __ibm128 values.
17132 (__builtin_unpack_ibm128): Likewise.
17134 * doc/extend.texi (PowerPC Built-in Functions): Document
17135 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17137 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17140 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17141 Add new arg loc and pass it down as context.
17142 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17143 to the location to use for the warning.
17144 (check_function_arguments): New arg loc. All callers changed. Pass
17145 it to check_function_nonnull.
17146 * c-common.h (check_function_arguments): Adjust declaration.
17148 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17150 PR tree-optimization/69156
17151 * gimple.c (validate_type): Removed.
17152 (gimple_builtin_call_types_compatible_p): Use
17153 useless_type_conversion_p instead of validate_type.
17154 * value-prof.c (gimple_stringop_fixed_value): Fold
17155 icall_size to correct type.
17157 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17159 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17162 2016-01-13 Richard Henderson <rth@redhat.com>
17165 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17166 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17167 (ix86_builtin_tm_store): Remove.
17168 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17169 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17170 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17171 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17172 * doc/tm.texi: Rebuild.
17174 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17175 (BUILT_IN_TM_MEMCPY_RTWN): New.
17176 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17177 fallback from vector to integer helpers.
17178 (build_tm_load): Handle vector types directly, instead of
17180 (build_tm_store): Likewise.
17181 (expand_assign_tm): Prepare for register types not handled by
17182 the above. Copy them to memory and use memcpy.
17183 * tree.c (tm_define_builtin): New.
17184 (find_tm_vector_type): New.
17185 (build_tm_vector_builtins): New.
17186 (build_common_builtin_nodes): Call it.
17188 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17190 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17191 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17193 2016-01-13 Tom de Vries <tom@codesourcery.com>
17195 PR tree-optimization/69169
17196 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17197 handled_struct_type param.
17198 (create_variable_info_for, intra_create_variable_infos): Call
17199 create_variable_info_for_1 with extra arg.
17201 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17203 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17204 and "armv8.1-a+crc" entries.
17206 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17209 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17210 Change first operand predicate from register_or_constm1_operand
17211 to register_operand.
17212 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17213 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17214 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17215 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17216 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17217 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17218 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17219 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17220 comparison with constm1_rtx from vec_prefetch_gen part.
17222 2016-01-13 Richard Biener <rguenther@suse.de>
17224 PR tree-optimization/69013
17225 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17226 Exchange assert for a test.
17228 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17231 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17233 2016-01-13 Richard Biener <rguenther@suse.de>
17235 PR tree-optimization/69242
17236 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17237 assert with a check.
17239 2016-01-13 Richard Biener <rguenther@suse.de>
17241 PR tree-optimization/69186
17242 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17243 Properly guard vect_update_misalignment_for_peel call.
17245 2016-01-12 Jeff Law <law@redhat.com>
17247 PR tree-optimization/pr67755
17248 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17249 "need_profile_correction".
17250 (thread_block_1): Initialize new field to false by default. If we
17251 have multiple thread paths through a common joiner to different
17252 final targets, then set new field to true.
17253 (compute_path_counts): Only do count adjustment when it's really
17256 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17258 * doc/invoke.texi (Spec Files): Move section down in file, past
17259 all command-line option descriptions.
17261 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17263 PR middle-end/54809
17264 * doc/gty.texi: Remove documentation of mark_hook.
17265 * gengtype.c (struct write_types_data): Remove code to support
17266 mark_hook attribute.
17267 (walk_type): Likewise.
17268 (write_func_for_structure): Likewise.
17270 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17272 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17273 Directory Options, and -specs= to Overall Options.
17274 (Overall Options): Adjust similarly. Reorder to group related
17275 options together. Make -specs= cross-reference the spec file details.
17276 (Directory Options): Adjust similarly.
17278 2016-01-12 Jeff Law <law@redhat.com>
17280 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17282 2016-01-12 Olivier Hainque <hainque@adacore.com>
17284 * gcc.c (spec_undefvar_allowed): New global.
17285 (process_command): Set to true when running for --version or --help,
17287 (getenv_spec_function): When the variable is not defined, use the
17288 variable name as the variable value if we're allowed not to issue
17291 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17293 PR tree-optimization/68911
17294 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17295 information computed for expression "init + nit * step".
17297 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17299 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17300 about name of GCC executable. Remove deleted node from menu.
17301 (Directory Options) <-B>: Remove cross-reference to deleted node.
17302 (Target Options): Delete section.
17304 2016-01-12 Christian Bruel <christian.bruel@st.com>
17307 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17308 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17310 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17313 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17314 aligned_mem is properly set for AVX512-VL floating point masked
17318 * ifcvt.c (cond_exec_process_if_block): When removing the last
17319 insn from then_bb, remove also any possible barriers that follow it.
17321 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17325 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17326 (PTRDIFF_TYPE): Likewise.
17327 (WCHAR_TYPE): Likewise.
17328 (WCHAR_TYPE_SIZE): Likewise.
17329 (STDINT_LONG32): Likewise.
17331 2016-01-12 Richard Biener <rguenther@suse.de>
17333 PR tree-optimization/69053
17334 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17335 convert initial value for cond reductions.
17337 2016-01-12 Richard Biener <rguenther@suse.de>
17339 PR tree-optimization/69007
17340 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17341 widen_sum after dot_prod and sad.
17343 2016-01-12 Richard Biener <rguenther@suse.de>
17345 PR tree-optimization/69168
17346 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17347 pattern stmt SLP type.
17348 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17349 end up unused so cope with that case.
17351 2016-01-12 Richard Biener <rguenther@suse.de>
17353 PR tree-optimization/69157
17354 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17355 stmts def type only during analyze phase.
17356 (vectorizable_call): Likewise.
17357 (vectorizable_simd_clone_call): Likewise.
17358 (vectorizable_conversion): Likewise.
17359 (vectorizable_assignment): Likewise.
17360 (vectorizable_shift): Likewise.
17361 (vectorizable_operation): Likewise.
17362 (vectorizable_store): Likewise.
17363 (vectorizable_load): Likewise.
17365 2016-01-12 Richard Biener <rguenther@suse.de>
17367 PR tree-optimization/69174
17368 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17370 (vectorizable_load): Properly compute the number of loads needed
17371 for permuted strided SLP loads and do not spuriously assign
17372 to SLP_TREE_VEC_STMTS.
17374 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17376 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17377 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17378 (MD_EXEC_PREFIX): Remove.
17379 (MD_STARTFILE_PREFIX) Removee.
17380 (FILE_NAME_ABSOLUTE_P): Remove.
17381 (CPP_SPEC): Do not read macros from sys/version.h.
17382 (LINK_COMMAND_SPEC): Remove.
17383 (LOCAL_INCLUDE_DIR): Remove.
17384 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17385 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17386 (POST_LINK_SPEC): Define to invoke stubify after linker
17387 (LIBSTDCXX): Remove define
17388 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17389 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17390 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17391 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17392 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17393 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17394 (i386_djgpp_asm_named_section): Add propotype of new procedure
17396 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17397 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17398 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17399 in config/i386/djgpp.h).
17400 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17401 STANDARD_STARTFILE_PREFIX_1.
17402 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17403 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17404 installation errors.
17405 (MAX_OFILE_ALIGNMENT): Define to 128.
17406 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17408 * config/i386/djgpp.c: New file. Add implementation of
17409 i386_djgpp_asm_named_section.
17411 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17413 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17414 Add rule for building djgpp.o.
17416 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17418 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17419 (rtx_is_swappable_p): Reductions are swappable.
17420 (insn_is_swappable_p): V2DF reductions are swappable.
17422 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17424 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17425 reloads for other unsupported memory operands.
17427 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17428 Jim Wilson <jim.wilson@linaro.org>
17431 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17432 copy_to_mode_reg instead of force_reg.
17434 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17437 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17438 TARGET_80387 is true.
17440 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17443 * lra-eliminations.c (move_plus_up): Only move plus up
17444 if subreg of the constant can be simplified into constant
17445 and use the simplified subreg of the constant instead of
17446 the original constant.
17448 * fold-const.c (fold_convertible_p): Don't return true
17449 for conversion of VECTOR_TYPE to same sized integral type.
17450 (fold_convert_loc): Fix up formatting. Fold conversion of
17451 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17452 instead of NOP_EXPR.
17454 PR tree-optimization/69214
17455 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17456 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17459 PR tree-optimization/69207
17460 * tree-vect-slp.c (vect_get_constant_vectors): For
17461 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17462 fold_convertible_p to vector_type's element type, and always
17463 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17465 2016-01-11 Richard Biener <rguenther@suse.de>
17467 PR tree-optimization/69173
17468 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17469 fixup the cycle if all stmts are in a pattern.
17471 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17473 PR middle-end/68999
17474 * alias.c (base_alias_check): Move check for addresses with
17475 alignment ANDs before the call for compare_base_decls.
17476 (memrefs_conflict_p): Return -1 for different decls
17477 that went through alignment adjustments.
17479 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17481 PR rtl-optimization/68796
17482 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17483 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17484 and QImode comparisons against zero with CC_NZmode.
17485 * config/aarch64/iterators.md (short_mask): New mode_attr.
17487 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17489 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17490 (<avx512>_store<mode>_mask): Likewise.
17492 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17493 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17495 PR rtl-optimization/68841
17496 * ifcvt.c (struct noce_if_info): Add orig_x field.
17497 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17498 Don't record conflicts on to_rename if it's present.
17499 Allow memory destinations in sets.
17500 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17501 blocks, passing orig_x to the checks.
17502 (noce_process_if_block): Set if_info->orig_x appropriately.
17504 2016-01-11 Tom de Vries <tom@codesourcery.com>
17506 PR tree-optimization/69069
17507 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17509 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17511 PR rtl-optimization/68920
17512 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17513 of conditional moves for RTL if-conversion to 1 for
17514 TARGET_ONE_IF_CONV_INSN.
17515 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17516 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17517 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17518 parameter to restirct number of conditional moves for
17520 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17521 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17524 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17527 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17528 onepart vars. Fix typo in comment. Fix reversed condition in
17530 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17533 * var-tracking.c (dump_onepart_variable_differences): New.
17534 (dataflow_set_different): If a detailed dump is requested,
17535 delay early returns and dump differences between onepart
17536 variables present before and after, and added variables.
17538 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17541 * expr.c (expand_expr_real_1): For boolean vector constants
17542 with a scalar mode use const_scalar_mask_from_tree.
17543 (const_scalar_mask_from_tree): New.
17544 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17545 assigned to a mask type to handle constants.
17547 2016-01-11 Martin Jambor <mjambor@suse.cz>
17550 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17551 useless parameters if we cannot change function signature.
17553 2016-01-11 Martin Jambor <mjambor@suse.cz>
17556 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17559 2016-01-11 Tom de Vries <tom@codesourcery.com>
17561 PR tree-optimization/69109
17562 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17565 2016-01-11 Tom de Vries <tom@codesourcery.com>
17567 PR tree-optimization/69108
17568 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17569 res is not used in a phi.
17571 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17574 * common.opt (frandom-seed): Fix parameter name.
17575 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17577 2016-01-11 Tom de Vries <tom@codesourcery.com>
17579 PR tree-optimization/69058
17580 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17583 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17585 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17586 (mcode-density): Likewise.
17588 2016-01-10 Tom de Vries <tom@codesourcery.com>
17590 PR tree-optimization/69062
17591 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17592 (parallelize_loops): Don't paralelize loop that has phi with address
17595 2016-01-10 Tom de Vries <tom@codesourcery.com>
17597 PR tree-optimization/69039
17598 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17601 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17603 PR middle-end/68743
17604 * match.pd: Require target has function_c99_misc before doing
17605 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17607 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17609 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17611 * configure: Regenerate.
17613 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17615 PR middle-end/50865
17616 PR tree-optimization/69097
17617 * fold-const.h (expr_not_equal_to): New prototype.
17618 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17619 (expr_not_equal_to): New function.
17620 * match.pd (X % -Y is the same as X % Y): Don't optimize
17621 unless X is known not to be equal to minimum or Y is known
17622 not to be equal to -1.
17623 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17624 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17625 (simplify_stmt_using_ranges): Adjust caller.
17626 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17627 substitute_and_fold.
17629 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17631 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17634 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17636 PR tree-optimization/69167
17637 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17638 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17640 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17642 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17643 Richard Biener <rguenther@suse.de>
17645 PR tree-optimization/68707
17646 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17647 instances that can be handled via vect_load_lanes.
17649 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17651 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17652 if we can't determine address equivalence.
17653 * alias.c (compare_base_decl): Update for changed return value of
17654 symtab_node::equal_address_to.
17656 2016-01-08 Jason Merrill <jason@redhat.com>
17660 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17661 * expr.c (store_field): Not here.
17662 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17663 call with TREE_ADDRESSABLE type.
17664 * tree-cfg.c (verify_gimple_call): Adjust.
17666 2016-01-08 Olivier Hainque <hainque@adacore.com>
17668 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17671 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17673 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17674 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17675 (reduc_smin_v2sf): Rename to...
17676 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17677 (reduc_splus_v2sf): Rename to...
17678 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17680 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17682 PR tree-optimization/69162
17683 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17684 valist argument in another argument.
17685 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17686 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17687 to determine the va_list type, build a MEM_REF instead of
17688 build_fold_indirect_ref.
17690 PR tree-optimization/69172
17691 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17694 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17696 PR tree-optimization/67781
17697 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17698 and cmpnop in two steps: first the ones not accessed in original
17699 gimple expression in a endian independent way and then the ones not
17700 accessed in the final result in an endian-specific way.
17702 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17704 PR tree-optimization/69083
17705 * tree-vect-slp.c (vect_get_constant_vectors): For
17706 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17707 element type. If op is fold_convertible_p to vector_type's element
17708 type, use NOP_EXPR instead of VCE.
17710 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17712 PR rtl-optimization/67778
17713 PR rtl-optimization/68634
17714 PR rtl-optimization/68909
17715 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17716 block from the stack until done with it. Remove a superfluous
17717 bitmap set. Remove a superfluous bitmap test.
17719 2016-01-07 Martin Sebor <msebor@redhat.com>
17722 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17723 constraint on the type of arguments.
17725 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17727 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17728 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17729 unaligned_access on the gcc_options set.
17730 * config/arm/arm.c (arm_option_override_internal): Use
17731 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17733 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17736 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17737 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17739 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17742 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17745 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17746 depending on frame_pointer_needed before remaining integer and SSE
17747 registers are saved.
17749 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17752 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17754 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17757 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17758 Use the "xBm" constraint.
17759 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17761 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17762 (sse_cvtsi2ssq<round_name>): Likewise.
17763 (sse_cvtss2si<round_name>): Likewise.
17764 (sse_cvtss2siq<round_name>): Likewise.
17765 (sse2_cvtsi2sdq<round_name>): Likewise.
17766 (sse2_cvtsd2si<round_name>): Likewise.
17767 (sse2_cvtsd2siq<round_name>): Likewise.
17768 * config/i386/subst.md (round_nimm_scalar_predicate): New
17771 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17773 PR middle-end/67639
17774 * varasm.c (make_decl_rtl): Mark invalid register vars as
17777 PR rtl-optimization/66206
17778 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17779 All callers changed.
17781 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17783 PR tree-optimization/69141
17784 * tree-ssa-pre.c: Include langhooks.h.
17785 (eliminate_dom_walker::before_dom_children): Use
17786 lang_hooks.decl_printable_name instead of
17787 cgraph_node::get ()->name ().
17789 PR middle-end/68960
17790 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17791 it and DECL_ALIGN too.
17793 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17795 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17797 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17800 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17801 depending on frame_pointer_needed before remaining integer and SSE
17802 registers are saved.
17804 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17806 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17807 mode iterator with VSX_M2.
17808 (*p9_vecstore_<mode>): Likewise.
17809 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17810 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17811 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17812 (define_split for VSX_LE128 stores): Likewise.
17813 (define_peephole2 for TImode LE swaps): Likewise.
17814 (define_split for VSX_LE128 post-reload stores): Likewise.
17816 2016-01-06 Marek Polacek <polacek@redhat.com>
17819 * convert.c (convert_to_integer_1): Adjust call to
17820 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17821 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17822 EXPR instead of ARG.
17823 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17825 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17828 * doc/extend.texi (RL78 Variable Attributes): New section.
17830 2016-01-05 Marek Polacek <polacek@redhat.com>
17833 * builtins.c (get_memmodel): Use expansion point location rather than
17834 the input location. Call warning_at rather than warning.
17835 (expand_builtin_atomic_compare_exchange): Likewise.
17836 (expand_builtin_atomic_load): Likewise.
17837 (expand_builtin_atomic_store): Likewise.
17838 (expand_builtin_atomic_clear): Likewise.
17840 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17843 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17844 Replace nonimmediate_operand with vector_operand.
17845 * config/i386/predicates.md (vector_operand): New predicate.
17846 (general_vector_operand): Replace nonimmediate_operand with
17848 * config/i386/sse.md: Replace nonimmediate_operand with
17849 vector_operand and m constraint with Bm constraint on SSE
17850 patterns with 16-byte memory operand.
17851 * config/i386/subst.md (round_nimm_predicate): Replace
17852 nonimmediate_operand with vector_operand.
17853 (round_saeonly_nimm_predicate): Likewise.
17854 (round_saeonly_nimm_scalar_predicate): New.
17856 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17859 * config/i386/constraints.md (Bm): New constraint.
17860 * config/i386/predicates.md (vector_memory_operand): New
17862 * config/i386/sse.md: Replace xm with xBm in plusminus and
17863 any_logic patterns.
17865 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17868 * doc/extend.texi (V850 Function Attributes): New section.
17869 (V850 Variable Attributes): New section.
17871 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17874 * doc/extend.texi (MicroBlaze Function Attributes): Document
17875 interrupt_handler and fast_interrupt attributes.
17877 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17880 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17881 for local symbolic operands.
17882 * config/ia64/predicates.md (local_symbolic_operand64): New
17885 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17887 PR rtl-optimization/68651
17888 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17891 2016-01-05 Nathan Sidwell <nathan@acm.org>
17893 * alias.c (compare_base_decls): Use symtab_node::get.
17895 2016-01-05 Nick Clifton <nickc@redhat.com>
17898 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17899 secondary_reload_info structure.
17902 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17903 decls if weak support is available.
17905 2016-01-04 Martin Sebor <msebor@redhat.com>
17907 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17909 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17911 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17912 OPTION_MASK_P9_DFORM.
17914 * config/rs6000/constraints.md (wo constraint): New constraint for
17917 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17919 (rs6000_init_hard_regno_mode_ok): Likewise.
17921 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17924 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17925 expanders not to have constraints. Add support for ISA 3.0 xxperm
17926 instruction. Add support for fusing xxlor with xxperm.
17927 (altivec_vperm_<mode>_internal): Likewise.
17928 (altivec_vperm_v8hiv16qi): Likewise.
17929 (altivec_vperm_<mode>v16q): Likewise.
17930 (altivec_vperm_<mode>_uns): Likewise.
17931 (vperm_v8hiv4si): Likewise.
17932 (vperm_v16qiv8hi): Likewise.
17934 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17936 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17938 Update copyright years.
17940 * gcc.c (process_command): Update copyright notice dates.
17941 * gcov-dump.c (print_version): Ditto.
17942 * gcov.c (print_version): Ditto.
17943 * gcov-tool.c (print_version): Ditto.
17944 * gengtype.c (create_file): Ditto.
17945 * doc/cpp.texi: Bump @copying's copyright year.
17946 * doc/cppinternals.texi: Ditto.
17947 * doc/gcc.texi: Ditto.
17948 * doc/gccint.texi: Ditto.
17949 * doc/gcov.texi: Ditto.
17950 * doc/install.texi: Ditto.
17951 * doc/invoke.texi: Ditto.
17953 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17955 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17956 modes larger than TImode as TImode if NEON is not enabled.
17958 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17961 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17962 mode for %f0-%f31 only if TARGET_FPU.
17964 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17967 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17968 to compute the PACKED_P predicate.
17969 (function_arg_record_value): Minor tweaks.
17971 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17973 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17974 option for arm*-*-* targets.
17976 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17978 * doc/extend.texi (Common Function Attributes): Move docs for
17979 MSP430-specific attributes to....
17980 (MSP430 Function Attributes): ...here. Delete the redundant
17981 entries and copy-edit the remaining text.
17982 (MSP430 Variable Attributes): Use uniform format for index
17983 entries and add a cross-reference to the corresponding function
17986 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17988 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17990 (x86 Options): Likewise.
17992 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17996 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17997 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17998 to corresponding attribute.
18000 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18002 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18003 to correct alphabetization of table. Copy-edit and correct
18005 <stack_protect>: Likewise.
18006 <target_clones>: Likewise.
18008 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18009 Correct punctuation.
18010 (Code Gen Options) <-fno-plt>: Copy-edit.
18012 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18015 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18016 SI values. Explicitly convert SI to DI and vice-versa.
18018 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18020 PR tree-optimization/69070
18021 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18022 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18025 * ubsan.c (ubsan_instrument_float_cast): Call
18026 initialize_sanitizer_builtins.
18029 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18031 Copyright (C) 2016 Free Software Foundation, Inc.
18033 Copying and distribution of this file, with or without modification,
18034 are permitted in any medium without royalty provided the copyright
18035 notice and this notice are preserved.