1 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3 * config/avr/predicates.md (const_m255_to_m1_operand): New.
4 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
5 * config/avr/avr.md (add<mode>3) <ALL1>: Make "r,0,r" more
7 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
8 (*usum_widenqihi3, *udiff_widenqihi3)
9 (*addhi3_zero_extend.const): New combiner insns.
10 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
11 just 1 bit is affected.
12 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
13 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
15 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17 * omp-low.c (lower_omp_target): Mark data clauses with
18 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
19 zero-length subarrays.
21 2016-07-15 Richard Biener <rguenther@suse.de>
23 PR tree-optimization/71881
24 * tree-loop-distribution.c (destroy_loop): Remove blocks in
25 reverse DOM order to make debug temp generation happy.
27 2016-07-15 Richard Biener <rguenther@suse.de>
29 PR tree-optimization/71887
30 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
31 verify it is not zero for division / modulo handling.
32 (value_replacement): Adjust.
34 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
35 Julian Brown <julian@codesourcery.com>
37 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
38 * config/aarch64/aarch64-cost-tables.h
39 (vulcan_extra_costs): New variable.
40 * config/aarch64/aarch64.c
41 (vulcan_addrcost_table): Likewise.
42 (vulcan_regmove_cost): Likewise.
43 (vulcan_vector_cost): Likewise.
44 (vulcan_branch_cost): Likewise.
45 (vulcan_tunings): Likewise.
47 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
49 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
50 (output_in_order): Loop over undefined variables too. Output them
51 via assemble_undefined_decl. Skip variables that correspond to hard
52 registers or have value-exprs.
53 * varpool.c (symbol_table::output_variables): Handle undefined
54 variables together with defined ones.
56 2016-07-15 Richard Biener <rguenther@suse.de>
58 * tree-ssa-pre.c (get_representative_for): Make sure to return
59 the value number of SSA names.
60 (phi_translate_1): get_representative_for cannot return NULL.
61 (do_pre_regular_insertion): Remove redundant call to
62 fully_constant_expression.
63 (do_pre_partial_partial_insertion): Likewise.
65 2016-07-15 Bin Cheng <bin.cheng@arm.com>
67 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
68 (derive_simple_iv_with_niters): New function.
69 (simple_iv): Rewrite using simple_iv_with_niters.
70 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
71 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
73 (number_of_iterations_exit): Rewrite using above function.
74 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
77 2016-07-15 Richard Biener <rguenther@suse.de>
79 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
82 2016-07-14 Jakub Jelinek <jakub@redhat.com>
84 PR tree-optimization/71872
85 * tree-data-ref.c (get_references_in_stmt): Ignore references
86 with is_gimple_constant get_base_address.
88 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
90 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
91 (TARGET_HAVE_LDACQD): New macro.
92 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
93 than TARGET_HAVE_LDACQ.
94 (arm_load_acquire_exclusivedi): Likewise.
95 (arm_store_release_exclusivedi): Likewise.
97 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
99 PR rtl-optimization/71878
100 * lra-constraints.c (match_reload): Pass information about other
101 output operands. Create new unique register value if matching input
102 operand shares same register value as output operand being considered.
103 (curr_insn_transform): Record output operands already processed.
105 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
108 PR tree-optimization/70923
109 * tree-vect-patterns.c: Include mult-synthesis.h.
110 (target_supports_mult_synth_alg): New function.
111 (synth_lshift_by_additions): Likewise.
112 (apply_binop_and_append_stmt): Likewise.
113 (vect_synth_mult_by_constant): Likewise.
114 (target_has_vecop_for_code): Likewise.
115 (vect_recog_mult_pattern): Use above functions to synthesize vector
116 multiplication by integer constants.
118 2016-07-14 Alan Modra <amodra@gmail.com>
120 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
121 gpr alternatives. Correct '*' placement on Y,r alternative.
122 Add '*' on operand 1 of r,r alternative.
124 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
126 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
127 * expmed.h: ... Here.
129 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
131 * gimple.h (stmt_can_terminate_bb_p): New function.
132 * tree-cfg.c (need_fake_edge_p): Rename to ...
133 (stmt_can_terminate_bb_p): ... this; return true if stmt can
134 throw external; handle const and pure calls.
135 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
137 2016-07-14 Richard Biener <rguenther@suse.de>
139 PR tree-optimization/71866
140 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
141 (do_hoist_insertion): Avoid endless recursion when we
142 didn't insert anything because we managed to simplify
143 things down to a constant or SSA name.
144 (fully_constant_expression): Re-write in terms of ...
145 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
146 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
147 vn_nary_build_or_lookup_1.
148 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
149 (vn_nary_build_or_lookup): ... this which now wraps it.
151 2016-07-14 Alan Modra <amodra@gmail.com>
154 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
155 with p9_vector override before power9-dform override.
157 2016-07-13 Andi Kleen <ak@linux.intel.com>
159 * value-prof.c (gimple_value_profile_transformations): Don't run
160 when auto_profile is on.
162 2016-07-13 Andi Kleen <ak@linux.intel.com>
164 * auto-profile.c (update_inlined_ind_target,
165 afdo_indirect_call): Print information to dump file.
167 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
169 * genrecog.c (special_predicate_operand_p): New function.
170 (predicate_name): Move function.
171 (validate_pattern): Don't warn about missing mode for all
172 define_special_predicate predicates.
174 2016-07-13 Bin Cheng <bin.cheng@arm.com>
176 * tree-vect-data-refs.c (vect_no_alias_p): New function.
177 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
178 resolve alias checks which are known at compilation time.
179 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
180 alias checks are resolved. Move dump info for too many runtime
181 alias checks to here...
182 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
184 2016-07-13 Richard Biener <rguenther@suse.de>
186 PR tree-optimization/24574
187 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
188 position and add shift, rotate, divison and modulo support
190 (value_replacement): Pass in argument position to absorbing_element_p.
192 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
195 * ipa-inline-transform.c (inline_call): Support
198 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
200 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
201 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
203 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
204 Baseline. Make initial alternative TARGET_32BIT only.
206 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
207 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
210 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
212 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
213 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
214 availability with TARGET_HAVE_MOVT.
215 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
216 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
217 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
219 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
220 extra instruction if MOVW is available. Use a cost variable
221 incremented by COSTS_N_INSNS (1) when the condition match rather than
222 returning an arithmetic expression based on COSTS_N_INSNS. Make
223 constant with bottom half word zero cost 2 instruction if MOVW is
225 * config/arm/arm.md (define_attr "arch"): Add v8mb.
226 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
227 target is ARMv8-M Baseline.
228 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
229 (arm_movtas_ze): Likewise.
230 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
231 alternative for constants satisfying j constraint.
232 (thumb1_movsi_insn): Likewise.
233 (movsi splitter for K alternative): Tighten condition to not trigger
234 if movt is available and j constraint is satisfied.
235 (Pe immediate splitter): Likewise.
236 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
237 constant fitting in an halfword to use MOVW.
238 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
241 2016-07-13 Richard Biener <rguenther@suse.de>
244 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
245 gimplifying the LHS. Make sure to gimplify a returning twice
246 call LHS without using SSA names.
248 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
250 * tree-data-ref.c (find_data_references_in_stmt): Remove
251 unnecessary call to vec::release.
252 (graphite_find_data_references_in_stmt): Likewise.
253 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
254 * tree-vect-stmts.c (vectorizable_condition): Likewise.
256 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
258 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
259 * genmatch.c (lower_for): Likewise.
260 * haifa-sched.c (haifa_sched_init): Likewise.
261 (add_to_speculative_block): Likewise.
262 (create_check_block_twin): Likewise.
263 * predict.c (handle_missing_profiles): Likewise.
264 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
265 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
266 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
267 (maybe_lower_iteration_bound): Likewise.
268 * tree-ssa-sccvn.c (DFS): Likewise.
269 * tree-stdarg.c (reachable_at_most_once): Likewise.
270 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
271 (vectorizable_store): Likewise.
273 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
275 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
276 (sccvn_dom_walker): make cond_stack an auto_vec.
278 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
280 * ree.c (struct ext_state): Make type of members auto_vec.
281 (find_and_remove_re): Adjust.
283 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
285 * cfgexpand.c (struct stack_vars_data): Make type of fields
287 (expand_used_vars): Adjust.
289 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
291 * ipa.c (record_cdtor_fn): Adjust.
292 (build_cdtor_fns): Likewise.
293 (ipa_cdtor_merge): Make static_ctors and static_dtors local
296 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
298 * genextract.c (struct accum_extract): Add constructor and make
302 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
304 * tree.c (struct free_lang_data_d): Add constructor and change
305 types of members to ones that automatically manage resources.
306 (fld_worklist_push): Adjust.
307 (find_decls_types): Likewise.
308 (find_decls_types_in_eh_region): Likewise.
309 (free_lang_data_in_cgraph): Stop manually creating and
310 destroying members of free_lang_data_d.
312 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
314 PR rtl-optimization/68961
315 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
316 peephole variant. Use sse_reg_operand predicates.
318 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
320 * config/i386/predicates.md (x86_64_immediate_operand)
321 <case CONST_INT>: Remove unneeded truncation to DImode.
323 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
325 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
328 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
329 The xxperm and xxpermr instructions require that the 2nd input
330 operand overlap with the output operand, and not the 1st.
331 (altivec_vperm_v8hiv16qi): Likewise.
332 (altivec_vperm_<mode>_uns_internal): Likewise.
333 (altivec_vpermr_<mode>_internal): Likewise.
334 (vperm_v8hiv4si): Likewise.
335 (vperm_v16qiv8hi): Likewise.
337 2016-07-12 Martin Liska <mliska@suse.cz>
339 * params.def: Add avg-loop niter.
340 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
341 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
342 * doc/invoke.texi: Document the new parameter.
344 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
347 * expr.c (store_constructor): Mask sign-extended bits when widening
348 sub-word constructor element at the start of a word.
350 2016-07-12 Martin Liska <mliska@suse.cz>
352 * Makefile.in: Append rule for params-options.h.
353 * params-options.h: New file.
355 2016-07-12 Martin Liska <mliska@suse.cz>
357 * ira-build.c (mark_loops_for_removal): Properly iterate
360 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
361 Richard Biener <rguenther@suse.de>
363 PR tree-optimization/23286
364 PR tree-optimization/70159
365 * doc/invoke.texi: Document -fcode-hoisting.
366 * common.opt (fcode-hoisting): New flag.
367 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
368 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
369 (do_regular_insertion): Rename to ...
370 (do_pre_regular_insertion): ... this and amend general comments
371 on insertion strathegy.
372 (do_partial_partial_insertion): Rename to ...
373 (do_pre_partial_partial_insertion): ... this.
374 (do_hoist_insertion): New function.
375 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
376 and call do_hoist_insertion properly.
378 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
379 (pass_pre::execute): Register hoist_insert stats.
381 2016-07-12 Jakub Jelinek <jakub@redhat.com>
384 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
385 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
386 is different from mode's bitsize. Small cleanup.
388 2016-07-12 Richard Biener <rguenther@suse.de>
390 PR rtl-optimization/68961
391 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
392 to simplify to a non-constant.
394 2016-07-11 Jakub Jelinek <jakub@redhat.com>
397 * omp-low.c (expand_omp_target): Gimplify device.
399 PR tree-optimization/71823
400 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
401 to get vec_oprnds2 from op2.
403 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
405 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
406 Hoist common subexpressions.
407 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
409 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
412 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
413 prevent generation of 'stxsiwx' on pre Power8 hardware.
415 2016-07-11 David Malcolm <dmalcolm@redhat.com>
417 * input.c: Include cpplib.h.
418 (selftest::temp_source_file): New class.
419 (selftest::temp_source_file::temp_source_file): New ctor.
420 (selftest::temp_source_file::~temp_source_file): New dtor.
421 (selftest::should_have_column_data_p): New function.
422 (selftest::test_should_have_column_data_p): New function.
423 (selftest::temp_line_table): New class.
424 (selftest::temp_line_table::temp_line_table): New ctor.
425 (selftest::temp_line_table::~temp_line_table): New dtor.
426 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
427 it to create a temp_line_table.
428 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
429 locations that are known to have column data.
430 (selftest::line_table_case): New struct.
431 (selftest::test_reading_source_line): Move tempfile handling
432 to class temp_source_file.
433 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
434 (selftest::assert_token_loc_eq): New function.
435 (ASSERT_TOKEN_LOC_EQ): New macro.
436 (selftest::test_lexer): New function.
437 (selftest::boundary_locations): New array.
438 (selftest::input_c_tests): Call test_should_have_column_data_p.
439 Loop over a test matrix of interesting values of location and
440 default_range_bits, calling test_lexer on each case in the matrix.
441 Move call to test_accessing_ordinary_linemaps into the matrix.
442 * selftest.h (ASSERT_EQ): Reimplement in terms of...
443 (ASSERT_EQ_AT): New macro.
445 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
448 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
449 Don't convert TImode in debug insn.
451 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
453 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
454 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
455 (tree_type_common::lang_flag_7): New.
456 (tree_type_common::spare): Reduce size.
457 * tree.h (TYPE_ALIGN_OK): Remove.
458 (TYPE_LANG_FLAG_7): New.
459 (get_inner_reference): Adjust header.
460 * print-tree.c (print_node): Adjust.
461 * expr.c (get_inner_reference): Remove parameter keep_aligning.
462 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
463 calls to get_inner_reference.
464 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
465 handling of TYPE_ALIGN_OK.
466 * builtins.c (get_object_alignment_2): Adjust call to
467 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
468 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
470 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
471 * cfgexpand.c (expand_debug_expr): Likewise.
472 * dbxout.c (dbxout_expand_expr): Likewise.
473 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
474 loc_list_from_tree, fortran_common): Likewise.
475 * fold-const.c (optimize_bit_field_compare,
476 decode_field_reference, fold_unary_loc, fold_comparison,
477 split_address_to_core_and_offset): Likewise.
478 * gimple-laddress.c (execute): Likewise.
479 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
480 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
481 * hsa-gen.c (gen_hsa_addr): Likewise.
482 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
483 * tsan.c (instrument_expr): Likewise.
484 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
485 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
486 * tree-affine.c (tree_to_aff_combination,
487 get_inner_reference_aff): Adjust calls to get_inner_reference.
488 * tree-data-ref.c (split_constant_offset_1,
489 dr_analyze_innermost): Likewise.
490 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
491 * tree-sra.c (ipa_sra_check_caller): Likewise.
492 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
493 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
494 bswap_replace): Likewise.
495 * tree-vect-data-refs.c (vect_check_gather,
496 vect_analyze_data_refs): Likewise.
497 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
498 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
501 2016-07-11 David Malcolm <dmalcolm@redhat.com>
503 * Makefile.in (selftest-valgrind): New phony target.
504 * function-tests.c (selftest::build_cfg): Delete pass instances
506 (selftest::convert_to_ssa): Likewise.
507 (selftest::test_expansion_to_rtl): Likewise.
508 * tree-cfg.c (selftest::test_linear_chain): Release dominator
510 (selftest::test_diamond): Likewise.
512 2016-07-11 Richard Biener <rguenther@suse.de>
514 PR tree-optimization/71816
515 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
516 than replacing all of its operands.
518 2016-07-11 Alan Modra <amodra@gmail.com>
520 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
521 (ctr<mode>): Add unspec.
522 (ctr<mode>_internal*): Likewise.
524 2016-07-08 James Bowman <james.bowman@ftdichip.com>
526 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
527 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
529 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
531 PR rtl-optimization/71621
532 * lra-constraints.c (process_alt_operands): Check combination of
535 2016-07-08 Jason Merrill <jason@redhat.com>
536 Richard Biener <rguenther@suse.de>
538 P0145: Refining Expression Order for C++.
539 * gimplify.c (initial_rhs_predicate_for): New.
540 (gimplfy_modify_expr): Gimplify RHS before LHS.
542 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
545 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
546 Allow standard error handling to take over when a wrong number
547 of arguments is presented to __builtin_vec_ld () or
550 2016-07-08 Jiong Wang <jiong.wang@arm.com>
552 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
557 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
558 __builtin_aarch64_fmaxv2sf.
559 (vmaxnmq_f32): Likewise.
560 (vmaxnmq_f64): Likewise.
561 (vminnm_f32): Likewise.
562 (vminnmq_f32): Likewise.
563 (vminnmq_f64): Likewise.
565 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
568 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
569 enable -mfloat128-hardware by default.
570 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
571 that IEEE 128-bit hardware support needs.
572 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
573 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
574 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
575 floating point requires.
576 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
577 -mfloat128 and -mfloat128-hardware changes.
579 2016-07-08 Alan Hayward <alan.hayward@arm.com>
581 PR tree-optimization/71667
582 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
584 2016-07-08 Martin Liska <mliska@suse.cz>
587 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
588 folding produces SAVE_EXPRs, thus return false for the type.
590 2016-07-07 Martin Liska <mliska@suse.cz>
592 * file-find.c (remove_prefix): New function.
593 * file-find.h (remove_prefix): Declare the function.
594 * gcc-ar.c (main): Skip a folder of the wrapper if
595 a wrapped binary would point to the same file.
597 2016-07-07 Jan Hubicka <jh@suse.cz>
599 * tree-scalar-evolution.c (iv_can_overflow_p): export.
600 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
601 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
603 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
606 * ipa-inline-analysis.c (compute_inline_parameters): Set
607 local.can_change_signature to false for intrumentation
610 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
612 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
613 with TARGET_HAVE_MOVT.
614 (TARGET_HAVE_MOVT): Define.
615 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
616 availability with TARGET_HAVE_MOVT.
617 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
619 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
621 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
622 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
623 * config/arm/constraints.md (define_constraint "j"): Use
624 TARGET_HAVE_MOVT to check MOVT availability.
626 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
628 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
630 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
632 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
633 (armv8-m.main): Likewise.
634 (armv8-m.main+dsp): Likewise.
635 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
636 (FL_FOR_ARCH8M_MAIN): Likewise.
637 * config/arm/arm-tables.opt: Regenerate.
638 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
639 armv8-m.main+dsp to BE8_LINK_SPEC.
640 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
641 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
642 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
643 Baseline and Mainline.
644 (arm_option_override_internal): Also disable arm_restrict_it when
645 !arm_arch_notm. Update comment for -munaligned-access to also cover
647 (arm_file_start): Increase buffer size for printing architecture name.
648 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
649 and armv8-m.main+dsp.
650 (mno-unaligned-access): Clarify that this is disabled by default for
651 ARMv8-M Baseline architectures as well.
653 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
655 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
656 decide whether to prevent some libgcc routines being included for some
657 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
658 link between this condition and the one in
659 libgcc/config/arm/lib1func.S.
661 2016-07-07 Richard Biener <rguenther@suse.de>
663 * tree-ssa-pre.c: Include alias.h.
664 (compute_avail): If we have multiple VN_REFERENCEs with the
665 same hashtable entry adjust that to make it a valid replacement
666 for all of them with respect to alignment and aliasing
667 when doing insertion.
668 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
669 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
671 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
675 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
676 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
679 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
681 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
682 (adjust_mems): Adjust.
683 (adjust_insn): Likewise.
684 (prepare_call_arguments): Likewise.
686 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
688 * gcse.c (struct ls_expr): Make stores field a vector.
689 (ldst_entry): Adjust.
690 (free_ldst_entry): Likewise.
691 (print_ldst_list): Likewise.
692 (compute_ld_motion_mems): Likewise.
693 (update_ld_motion_stores): Likewise.
695 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
697 * gcse.c (struct ls_expr): Remove loads field.
698 (ldst_entry): Adjust.
699 (free_ldst_entry): Likewise.
700 (print_ldst_list): Likewise.
701 (compute_ld_motion_mems): Likewise.
703 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
705 * store-motion.c (struct st_expr): Make antic_stores a vector.
706 (st_expr_entry): Adjust.
707 (free_st_expr_entry): Likewise.
708 (print_store_motion_mems): Likewise.
709 (find_moveable_store): Likewise.
710 (compute_store_table): Likewise.
711 (remove_reachable_equiv_notes): Likewise.
712 (replace_store_insn): Likewise.
713 (build_store_vectors): Likewise.
715 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
717 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
718 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
720 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
722 PR tree-optimization/71518
723 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
724 misalign also for outer loops with negative step.
726 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
728 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
729 (cortex_a53_shift): Add mov_shift.
730 (cortex_a53_shift_reg): Add new reservation for register shifts.
731 (cortex_a53_alu): Remove bfm.
732 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
733 (cortex_a53_alu_extr): Add new reservation for EXTR.
734 (bypasses): Improve bypass modelling.
736 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
739 * config/avr/avr.c (avr_asm_select_section): Strip off
740 SECTION_DECLARED from flags when calling get_section.
742 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
744 * tree-vectorizer.h (vect_memory_access_type): Add
745 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
746 * tree-vect-stmts.c (compare_step_with_zero): New function.
747 (perm_mask_for_reverse): Move further up file.
748 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
750 (get_negative_load_store_type): New function.
751 (get_load_store_type): Call it. Add an ncopies argument.
752 (vectorizable_mask_load_store): Update call accordingly and
753 remove tests for negative steps.
754 (vectorizable_store, vectorizable_load): Likewise. Handle new
757 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
759 * tree-vectorizer.h (vect_memory_access_type): New enum.
760 (_stmt_vec_info): Add a memory_access_type field.
761 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
762 (vect_model_store_cost): Take an access type instead of a boolean.
763 (vect_model_load_cost): Likewise.
764 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
765 vect_model_store_cost and vect_model_load_cost.
766 * tree-vect-stmts.c (vec_load_store_type): New enum.
767 (vect_model_store_cost): Take an access type instead of a
768 store_lanes_p boolean. Simplify tests.
769 (vect_model_load_cost): Likewise, but for load_lanes_p.
770 (get_group_load_store_type, get_load_store_type): New functions.
771 (vectorizable_store): Use get_load_store_type. Record the access
772 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
773 (vectorizable_load): Likewise.
774 (vectorizable_mask_load_store): Likewise. Replace is_store
775 variable with vls_type.
777 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
779 * tree-vectorizer.h (vect_grouped_load_supported): Add a
780 single_element_p parameter.
781 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
782 Check the PR65518 case here rather than in vectorizable_load.
783 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
784 * tree-vect-stmts.c (vectorizable_load): Likewise.
786 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
788 * tree-vectorizer.h (gather_scatter_info): New structure.
789 (vect_check_gather_scatter): Return a bool rather than a decl.
790 Replace return-by-pointer arguments with a single
791 gather_scatter_info *.
792 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
793 (vect_analyze_data_refs): Update call accordingly.
794 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
795 (vectorizable_mask_load_store): Likewise. Also record the
796 offset dt and vectype in the gather_scatter_info.
797 (vectorizable_store): Likewise.
798 (vectorizable_load): Likewise.
800 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
802 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
803 strided groups, use the cost of N scalar accesses instead
804 of ncopies vector accesses.
805 (vect_model_load_cost): Likewise.
807 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
809 * tree-vect-stmts.c (vect_cost_group_size): Delete.
810 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
811 variable to indicate when once-per-group costs are being used.
812 (vect_model_load_cost): Likewise. Fix comment and misindented code.
814 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
816 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
817 peeling-for-gaps condition.
819 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
821 * config/s390/s390.c (s390_expand_vec_init): Force initializer
822 element to register if it doesn't match general_operand.
824 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
825 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
827 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
829 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
830 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
831 (SIGNBIT): New mode iterator.
832 (Fsignbit): New mode attribute.
833 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
834 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
835 when direct moves are available.
836 (signbit<mode>2_dm): New define_insn_and_split).
837 (signbit<mode>2_dm2): New define_insn.
839 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
841 PR rtl-optimization/71594
842 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
843 into subregs of appropriate mode before trying to emit a conditional
846 2016-07-05 Jan Hubicka <jh@suse.cz>
848 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
851 2016-07-05 Jan Hubicka <jh@suse.cz>
853 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
855 2016-07-05 Jiong Wang <jiong.wang@arm.com>
857 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
860 2016-07-05 Jan Hubicka <jh@suse.cz>
862 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
865 2016-07-05 Richard Biener <rguenther@suse.de>
867 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
868 Handle empty else block.
869 (is_feasible_trace): Likewise.
870 (split_paths): Likewise.
872 2016-07-05 Richard Biener <rguenther@suse.de>
874 * tree-loop-distribution.c (distribute_loop): Fix issue with
877 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
879 * config/arm/neon-testgen.ml: Delete.
880 * config/arm/neon.ml: Delete.
882 2016-07-04 Jakub Jelinek <jakub@redhat.com>
885 * tree.c (attribute_value_equal): Use get_attribute_name instead of
886 directly using TREE_PURPOSE.
888 2016-07-04 Jiong Wang <jiong.wang@arm.com>
890 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
891 * config/aarch64/aarch64_neon.h: Likewise.
892 * config/aarch64/arm_neon.h: Likewise.
893 * config/aarch64/atomics.md: Likewise.
894 * config/aarch64/aarch64-simd-builtins.def: Likewise.
895 * doc/invoke.texi: Likewise.
897 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
899 * config/s390/s390.md: Add "z13" cpu_facility.
900 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
901 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
902 condition" type instructions.
904 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
905 Jeff Law <law@redhat.com>
907 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
908 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
910 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
912 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
913 permutation for TARGET_AVX512F.
914 (ix86_expand_vec_one_operand_perm_avx512): New function.
915 (expand_vec_perm_1): Invoke introduced function.
916 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
917 it may be not valid after vectorization.
919 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
922 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
923 typo in comment. Only force to memory if it is a weak
926 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
927 Jiong Wang <jiong.wang@arm.com>
929 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
930 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
931 (AARCH64_FL_F16): New.
932 (AARCH64_FL_FOR_ARCH8_2): New.
933 (AARCH64_ISA_8_2): New.
934 (AARCH64_ISA_F16): New.
935 (TARGET_FP_F16INST): New.
936 (TARGET_SIMD_F16INST): New.
937 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
938 ("fp"): Disabling "fp" also disables "fp16".
939 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
940 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
941 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
942 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
944 2016-07-04 Jan Beulich <jbeulich@suse.com>
946 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
948 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
951 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
952 the insns, use an insn form that does not adjust the offset on
953 little endian systems.
955 2016-07-01 Jan Beulich <jbeulich@suse.com>
957 * varasm.c (get_variable_section): Validate initializer in
958 named .bss-like sections.
960 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
962 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
963 Exchange the order of the second and third operands in the vpermr
964 instruction tmeplate.
966 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
969 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
970 Disallow TDmode values.
972 2016-07-01 Alan Modra <amodra@gmail.com>
974 PR rtl-optimization/71709
975 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
976 being set, not referenced.
978 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
980 PR tree-optimization/70729
981 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
982 of loop since it can be not valid after transformation.
984 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
986 * config/arm/arm.c (thumb_reload_in_hi): Delete.
987 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
989 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
991 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
994 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
997 * config/rs6000/constraints.md (wY constraint): New constraint to
998 match the requirements for the LXSD and STXSD instructions.
999 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1000 predicate to match the requirements for the LXSD and STXSD
1002 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1003 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1004 to make sure that the bottom 2 bits of offset are 0, the address
1005 form is offsettable, and no updating is done in the address mode.
1006 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1007 (movdi_internal32): Likewise
1008 (movdi_internal64): Likewise.
1010 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1012 PR tree-optimization/71707
1013 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1014 strinfo even for ADDR_EXPR ptr.
1016 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1018 * config/rs6000/altivec.md (darn_32): Change the condition to
1019 TARGET_P9_MISC instead of TARGET_MODULO.
1020 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1021 condition expression.
1022 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1023 condition expression.
1024 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1025 (DFP_TEST): New code iterator.
1026 (dfptstsfi_<code>_mode>): New define_expand.
1027 (*dfp_sgnfcnc_<mode>): New define_insn.
1028 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1029 definition next to BU_P9_MISC_1 definition and change the MASK
1030 value to RS6000_BTM_P9_MISC.
1031 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1032 (BU_P9_64BIT_MISC_0): Likewise.
1033 (BU_P9_DFP_MISC_0): New macro definition.
1034 (BU_P9_DFP_MISC_1): New macro definition.
1035 (BU_P9_DFP_MISC_2): New macro definition.
1036 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1037 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1038 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1039 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1040 (TSTSFI_LT_TD): Likewise.
1041 (TSTSFI_EQ_DD): Likewise.
1042 (TSTSFI_EQ_TD): Likewise.
1043 (TSTSFI_GT_DD): Likewise.
1044 (TSTSFI_GT_TD): Likewise.
1045 (TSTSFI_OV_DD): Likewise.
1046 (TSTSFI_OV_TD): Likewise.
1047 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1048 (TSTSFI_LT_DD): Likewise.
1049 (TSTSFI_LT_TD): Likewise.
1050 (TSTSFI_EQ): Likewise.
1051 (TSTSFI_EQ_DD): Likewise.
1052 (TSTSFI_EQ_TD): Likewise.
1053 (TSTSFI_GT): Likewise.
1054 (TSTSFI_GT_DD): Likewise.
1055 (TSTSFI_GT_TD): Likewise.
1056 (TSTSFI_OV): Likewise.
1057 (TSTSFI_OV_DD): Likewise.
1058 (TSTSFI_OV_TD): Likewise.
1059 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1060 overloaded test significance functions.
1061 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1062 OPTION_MASK_P9_MISC into the representation of this mask.
1063 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1065 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1066 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1068 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1069 argument is a 6-bit unsigned literal value if the icode argument
1070 represents a DFP test significance built-in call.
1071 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1072 flag used independently and in combination with the
1073 RS6000_BTM_64BIT flag.
1074 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1075 (rs6000_builtin_mask_names): Add entry for power9-misc
1076 command-line option.
1077 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1078 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1079 RS6000_BTM_P9_MISC macros.
1080 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1081 option and change the description of the -mpower9-vector option to
1082 enable only vector instructions, removing its erroneously claimed
1083 support for scalar instructions.
1084 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1085 the ISA 3.0 digital floating point test significance built-in
1088 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1090 * config/aarch64/aarch64.c (cortexa35_tunings):
1091 Enable AES fusion. Use cortexa57_branch_cost.
1092 (cortexa53_tunings): Use cortexa57_branch_cost.
1093 (cortexa72_tunings): Use cortexa57_branch_cost.
1094 Use AUTOPREFETCHER_WEAK.
1095 (cortexa73_tunings): Use cortexa57_branch_cost.
1097 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1098 James Greenhalgh <james.greenhalgh@arm.com>
1100 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1101 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1102 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1103 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1104 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1105 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1106 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1107 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1108 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1109 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1110 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1111 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1112 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1115 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1116 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1118 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1120 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1122 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1125 * gcc.c (driver::build_option_suggestions): Pass "option" to
1126 add_misspelling_candidates.
1127 * opts-common.c (add_misspelling_candidates): Add "option" param;
1128 use it to avoid adding negated forms for options marked with
1130 * opts.h (add_misspelling_candidates): Add "option" param.
1132 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1135 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1136 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1137 first when permuting bitwise operation with rotate. Cast
1138 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1140 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1142 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1143 for misspelled param names.
1144 * params.c: Include spellcheck.h.
1145 (find_param_fuzzy): New function.
1146 * params.h (find_param_fuzzy): New prototype.
1147 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1148 * spellcheck.h (struct edit_distance_traits<const char *>):
1151 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1153 * config/rs6000/predicates.md (const_0_to_7_operand): New
1154 predicate, recognize 0..7.
1155 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1156 support for doing extracts from V16QImode, V8HImode, V4SImode
1158 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1159 vector extract support.
1160 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1161 for ISA 3.0 vector extract.
1162 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1163 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1164 extracts of a constant element number from small integer vectors
1165 on 64-bit ISA 3.0 systems.
1166 (vsx_extract_<mode>_di): Likewise.
1167 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1168 say when we can do ISA 3.0 vector extracts.
1169 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1170 registers, using the stxsiwx instruction.
1172 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1174 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1175 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1176 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1177 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1178 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1179 * config/arm/arm.c (arm_qdf24xx_tune): New.
1181 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1183 * config/aarch64/aarch64.c (cortexa53_tunings):
1184 Increase loop alignment to 8. Set function alignment to 16.
1185 (cortexa35_tunings): Likewise.
1186 (cortexa57_tunings): Increase loop alignment to 8.
1187 (cortexa72_tunings): Likewise.
1188 (cortexa73_tunings): Likewise.
1190 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1192 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1193 for arm_fp16_ok and arm_fp16_hw.
1194 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1195 arm_fp16_alternative.
1197 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1199 PR tree-optimization/71655
1200 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1201 types when swapping operands.
1203 2016-06-29 Martin Liska <mliska@suse.cz>
1206 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1207 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1208 of build_optimization_node.
1210 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1212 PR tree-optimization/70729
1213 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1214 independent in loops having positive safelen value.
1215 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1216 it may be not valid after vectorization.
1218 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1220 PR tree-optimization/71625
1221 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1222 is sorted by ascending list->offset. If PTR is non-NULL and there is
1223 previous strinfo, call get_stridx_plus_constant.
1224 (get_stridx): Pass exp as second argument to get_addr_stridx.
1225 (addr_stridxptr): Add missing list = list->next, so that there can be
1226 more than one entries in the list. Bump limit from 16 to 32. Ensure
1227 the list is sorted by ascending list->offset.
1228 (get_stridx_plus_constant): Adjust so that it can be also called with
1229 ADDR_EXPR instead of SSA_NAME as PTR.
1230 (handle_char_store): Pass NULL_TREE as second argument to
1233 2016-06-29 Richard Biener <rguenther@suse.de>
1235 PR rtl-optimization/68961
1236 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1238 2016-06-29 Richard Biener <rguenther@suse.de>
1241 * alias.c (component_uses_parent_alias_set_from): Handle
1242 type punning through union accesses by using the union alias set.
1243 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1245 2016-07-29 Richard Biener <rguenther@suse.de>
1247 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1248 precision not matching mode precision.
1250 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1252 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1253 pa_output_arg_descriptor.
1254 (call_val_symref_64bit_post_reload): Likewise.
1255 (call_val_powf_64bit_post_reload): Likewise.
1256 (sibcall_internal_symref_64bit): Likewise.
1257 (sibcall_value_internal_symref_64bit): Likewise.
1259 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1262 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1263 a constant, force its SUBREG_REG into memory or register instead
1266 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1269 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1270 * doc/invoke.texi (AVR Options): Document it.
1272 2016-06-28 Walter Lee <walt@tilera.com>
1274 * config/tilegx/linux.h: Do not include arch/icache.h
1275 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1276 * config/tilepro/linux.h: Do not include arch/icache.h
1277 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1279 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1281 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1282 for big-endian BIT_FIELD_REF.
1284 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1286 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1287 ('size' attribute): Add '128'.
1289 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1290 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1291 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1292 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1293 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1294 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1295 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1296 *trunc<mode>df2_odd): Set size attribute to '128'.
1297 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1298 * config/rs6000/power6.md (power6-fp): Include dfp type.
1299 * config/rs6000/power7.md (power7-fp): Likewise.
1300 * config/rs6000/power8.md (power8-fp): Likewise.
1301 * config/rs6000/power9.md: New file.
1302 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1303 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1304 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1306 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1307 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1308 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1309 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1310 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1311 dfp_dscri_<mode>): Change type attribute to dfp.
1312 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1313 attribute to vecsimple.
1314 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1315 and prefetch streams.
1316 (rs6000_option_override_internal): Remove temporary code setting
1317 tuning to power8. Don't set rs6000_sched_groups for power9.
1318 (last_scheduled_insn): Change to rtx_insn *.
1319 (divide_cnt, vec_load_pendulum): New variables.
1320 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1321 (rs6000_issue_rate): Set issue rate for Power9.
1322 (is_power9_pairable_vec_type): New.
1323 (power9_sched_reorder2): New.
1324 (rs6000_sched_reorder2): Call new function for Power9 specific
1326 (insn_must_be_first_in_group): Remove Power9.
1327 (insn_must_be_last_in_group): Likewise.
1328 (force_new_group): Likewise.
1329 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1330 Initialize divide_cnt/vec_load_pendulum.
1331 (_rs6000_sched_context, rs6000_init_sched_context,
1332 rs6000_set_sched_context): Handle context save/restore of new
1335 2016-06-28 Richard Biener <rguenther@suse.de>
1337 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1338 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1339 COMPONENT_REF operand.
1340 (nonoverlapping_component_refs_p): Likewise.
1341 * stor-layout.c (start_bitfield_representative): Mark
1342 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1344 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1346 * Makefile.in: Don't cat ../stage_current if it does not exist.
1348 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1349 last argument is a bit-field.
1351 PR rtl-optimization/71673
1352 * internal-fn.c (expand_arith_overflow_result_store): Use
1353 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1354 expand_simple_binop.
1357 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1358 expand_ifn_atomic_compare_exchange): New functions.
1359 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1360 * tree.h (build_call_expr_internal_loc): Rename to ...
1361 (build_call_expr_internal_loc_array): ... this. Fix up type of
1363 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1364 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1365 ATOMIC_COMPARE_EXCHANGE result.
1366 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1367 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1368 fold_builtin_atomic_compare_exchange): New prototypes.
1369 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1370 fold_builtin_atomic_compare_exchange): New functions..
1371 * tree-ssa.c (execute_update_addresses_taken): If
1372 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1373 of call when finding addressable vars, and if such var becomes
1374 non-addressable, call fold_builtin_atomic_compare_exchange.
1376 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1379 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1380 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1382 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1384 * config/rs6000/rs6000.md ('type' attribute): Add
1385 veclogical,veccmpfx,vecexts,vecmove insn types.
1386 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1387 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1388 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1389 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1390 *nabs<mode>2_hw): Change type to vecmove.
1391 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1392 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1393 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1394 *ieee_128bit_vsx_abs<mode>2_internal,
1395 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1396 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1397 *ieee128_mtvsrd_32bit): Change type to veclogical.
1398 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1399 *movdi_internal32, *movdi_internal64): Update insn types.
1400 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1401 vsx_extract_<mode>): Change type to veclogical.
1402 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1403 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1404 *vsx_sign_extend_si_v2di): Change type to vecexts.
1405 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1407 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1408 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1409 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1410 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1411 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1412 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1413 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1414 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1415 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1416 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1417 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1418 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1419 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1420 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1421 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1422 (ppc7450-vecsimple): Add veclogical, vecmove.
1423 (ppc7450-veccmp): Add veccmpfx.
1424 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1426 (ppc8540_vector_compare): Add veccmpfx.
1427 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1428 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1429 (cell-vecsimple): Add veclogical, vecmove.
1430 (cell-veccmp): Add veccmpfx.
1431 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1432 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1434 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1435 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1436 (power4-vecsimple): Add veclogical, vecmove.
1437 (power4-veccmp): Add veccmpfx.
1438 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1439 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1440 (power6-vecsimple): Add veclogical, vecmove.
1441 (power6-veccmp): Add veccmpfx.
1442 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1443 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1444 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1445 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1446 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1447 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1448 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1450 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1452 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1455 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1456 OPTION_MASK_P9_DFORM_VECTOR.
1457 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1458 disable -mpower9-dform-vector when using reload.
1459 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1460 New 'strict' argument. Update all callers. Add strict addressing
1462 (rs6000_legitimate_offset_address_p): Remove call to
1463 virtual_stack_registers_memory_p.
1464 (rs6000_legitimize_reload_address): Add quad address support.
1465 (rs6000_legitimate_address_p): Move call to quad_address_p above
1466 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1467 to account for new strict usage.
1468 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1469 for new strict usage.
1470 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1472 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1479 * config/i386/i386.c (ix86_spill_class): Disable condition to
1480 always return NO_REGS.
1482 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1484 * predict.c: Include gimple-pretty-print.h
1485 (predicted_by_loop_heuristics_p): Check also
1486 PRED_LOOP_EXIT_WITH_RECURSION
1487 (predict_loops): Find self recursive calls and use special purpose
1488 predictors for them; dump log about decisions.
1489 (pass_profile::execute): Dump info about #of iterations.
1490 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1491 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1493 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1495 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1496 output_asm_insn calls and shorten long lines. Output .CALL
1497 argument descriptor using pa_output_arg_descriptor. Add various
1498 inline $$dyncall and other optimizations.
1499 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1501 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1503 PR tree-optimization/71643
1504 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1507 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1508 leak a bitmap if dep_bb is NULL.
1510 PR tree-optimization/71631
1511 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1512 to rewrite_expr_tree even if negate_result, move new_lhs var
1513 declaration and initialization earlier, for powi_result set afterwards
1514 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1515 if new_lhs != lhs, and don't shadow gsi var.
1517 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1519 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1520 Add in_loop parameter.
1521 (predict_loops): Add loop guard heuristics.
1522 * predict.def (PRED_LOOP_GUARD): New heuristics.
1524 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1526 * predict.c: Include ipa-utils.h
1527 (tree_bb_level_prediction): Predict recursive calls.
1528 (tree_estimate_probability_bb): Skip inexpensive calls for call
1530 * predict.def (PRED_RECURSIVE_CALL): New.
1532 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1534 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1535 (BU_FLOAT128_1): Likewise.
1537 (COPYSIGNQ): Likewise.
1538 (RS6000_BUILTIN_NANQ): Likewise.
1539 (RS6000_BUILTIN_NANSQ): Likewise.
1540 (RS6000_BUILTIN_INFQ): Likewise.
1541 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1542 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1543 (TARGET_FOLD_BUILTIN): New #define.
1544 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1545 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1546 (rs6000_fold_builtin): New target hook implementation, handling
1547 folding of 128-bit NaNs and infinities.
1548 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1549 entries are filled in to avoid problems during bootstrap
1550 self-test; define builtins for 128-bit NaNs and infinities.
1551 (rs6000_opt_mask): Add entry for float128.
1552 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1553 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1554 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1555 (const_str_type_node): New #define.
1556 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1557 to a define_expand that dispatches to either copysign<mode>3_soft
1558 or copysign<mode>3_hard.
1559 (copysign<mode>3_hard): Rename from copysign<mode>3.
1560 (copysign<mode>3_soft): New define_insn.
1561 * doc/extend.texi: Document new builtins.
1563 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1565 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1566 PRIu64 instead of lu.
1568 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1571 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1574 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1576 PR tree-optimization/71647
1577 * omp-low.c (lower_rec_input_clauses): Convert
1578 omp_clause_aligned_alignment (c) to size_type_node for the
1579 last argument of __builtin_assume_aligned.
1581 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1583 * configure.ac (calling ___tls_get_addr via GOT): New
1584 assembler/linker check.
1585 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1586 assembler and linker supports calling ___tls_get_addr via GOT.
1587 Otherise, defined to 0.
1588 * config.in: Regenerated.
1589 * configure: Likewise.
1590 * config/i386/constraints.md (Yb): New constraint.
1591 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1592 (REG_CLASS_NAMES): Likewise.
1593 (REG_CLASS_CONTENTS): Likewise.
1594 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1595 the b constraint with the Yb constraint. Call ___tls_get_addr
1596 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1598 (*tls_local_dynamic_base_32_gnu): Likewise.
1599 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1600 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1601 (*tls_local_dynamic_base_64_<mode>): Likewise.
1603 2016-06-24 Martin Liska <mliska@suse.cz>
1605 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1606 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1608 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1609 argument to true if the expected number of iterations is
1612 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1614 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1615 assemble for 32bit target.
1616 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1617 and $ld_ix86_gld_32_opt to link for 32bit target.
1618 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1619 * configure: Regenerate.
1621 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1623 * config/arm/arm.c (int_log2): Delete definition and prototype.
1624 (shift_op): Use exact_log2 instead of int_log2.
1625 (vfp3_const_double_for_fract_bits): Likewise.
1627 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1629 * internal-fn.c (expand_arith_set_overflow): New function.
1630 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1632 (expand_arith_overflow_result_store): Likewise. Handle precision
1633 smaller than mode precision.
1634 * tree-vrp.c (extract_range_basic): For imag part, handle
1635 properly signed 1-bit precision result.
1636 * doc/extend.texi (__builtin_add_overflow): Document that last
1637 argument can't be pointer to enumerated or boolean type.
1638 (__builtin_add_overflow_p): Document that last argument can't
1639 have enumerated or boolean type.
1641 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1642 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1644 * config/rs6000/predicates.md (splat_input_operand): Rework.
1645 Don't allow constants, since the insns that use this predicate
1646 don't support constants. Constants are handled by other insns
1647 that are created via combine. During and after register
1648 allocation, only allow indexed or indirect addresses, and not
1649 general addresses. Only allow modes supported by the hardware.
1650 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1651 comment. Move check for using VSPLTIS<x> to a common location,
1652 instead of doing it in two different places.
1654 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1656 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1657 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1658 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1659 signature_CENTAUR_ebx.
1661 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1665 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1666 (as_ix86_gas_32_opt): This.
1667 (ld_ix86_tls_ldm_opt): Renamed to ...
1668 (ld_ix86_gld_32_opt): This.
1669 (R_386_TLS_LDM reloc): Updated.
1670 (R_386_GOT32X reloc): New assembler/linker check.
1671 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1672 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1674 * config.in: Regenerated.
1675 * configure: Likewise.
1676 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1677 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1678 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1679 if ix86_force_load_from_GOT_p returns true.
1680 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1681 ix86_force_load_from_GOT_p returns true.
1682 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1683 the external function address via the GOT slot.
1684 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1685 HAVE_AS_IX86_GOT32X before returning false.
1686 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1687 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1689 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1691 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1693 2016-06-23 Andi Kleen <ak@linux.intel.com>
1695 * Makefile.in: Regenerate.
1696 * doc/install.texi: Document autoprofiledbootstrap.
1698 2016-06-23 Andi Kleen <ak@linux.intel.com>
1700 * config/i386/gcc-auto-profile: New file.
1702 2016-06-23 Martin Liska <mliska@suse.cz>
1705 * predict.c (predict_loops): Revert the hunk that was removed
1708 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1710 * config.gcc: Add support for arm*-*-phoenix* targets.
1711 * config/arm/t-phoenix: New.
1712 * config/phoenix.h: New.
1714 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1715 H.J. Lu <hongjiu.lu@intel.com>
1718 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1719 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1720 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1721 ix86_force_load_from_GOT_p returns true.
1722 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1723 ix86_force_load_from_GOT_p returns true.
1724 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1725 ix86_force_load_from_GOT_p returns true.
1726 (ix86_expand_move): Load the external function address via the
1727 GOT slot if ix86_force_load_from_GOT_p returns true.
1728 * config/i386/predicates.md (x86_64_immediate_operand): Return
1729 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1730 (x86_64_zext_immediate_operand): Ditto.
1732 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1734 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1736 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1739 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1740 * diagnostic.c (pedwarn_at_rich_loc): New function.
1741 * spellcheck.h (best_match::best_match): Add a
1742 "best_distance_so_far" optional parameter.
1743 (best_match::set_best_so_far): New method.
1744 (best_match::get_best_distance): New accessor.
1745 (best_match::get_best_candidate_length): New accessor.
1747 2016-06-22 Nick Clifton <nickc@redhat.com>
1749 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1750 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1751 modes are accepted as well.
1752 (ucompare_loc_descriptor): Likewise.
1753 (minmax_loc_descriptor): Likewise.
1754 (clz_loc_descriptor): Likewise.
1755 (popcount_loc_descriptor): Likewise.
1756 (bswap_loc_descriptor): Likewise.
1757 (rotate_loc_descriptor): Likewise.
1758 (mem_loc_descriptor): Likewise.
1759 (loc_descriptor): Likewise.
1761 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1763 * common.opt (fdiagnostics-parseable-fixits): New option.
1764 * diagnostic.c: Include "selftest.h".
1765 (print_escaped_string): New function.
1766 (print_parseable_fixits): New function.
1767 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1768 (selftest::assert_print_escaped_string): New function.
1769 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1770 (selftest::test_print_escaped_string): New function.
1771 (selftest::test_print_parseable_fixits_none): New function.
1772 (selftest::test_print_parseable_fixits_insert): New function.
1773 (selftest::test_print_parseable_fixits_remove): New function.
1774 (selftest::test_print_parseable_fixits_replace): New function.
1775 (selftest::diagnostic_c_tests): New function.
1776 * diagnostic.h (struct diagnostic_context): Add field
1777 "parseable_fixits_p".
1778 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1779 -fdiagnostics-parseable-fixits.
1780 (-fdiagnostics-parseable-fixits): New option.
1781 * opts.c (common_handle_option): Handle
1782 -fdiagnostics-parseable-fixits.
1783 * selftest-run-tests.c (selftest::run_tests): Call
1784 selftest::diagnostic_c_tests.
1785 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1787 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1789 PR tree-optimization/71488
1790 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1791 comparison of boolean vectors.
1792 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1793 of boolean vectors using bitwise operations.
1795 2016-06-22 Andreas Schwab <schwab@suse.de>
1797 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1800 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1802 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1804 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1806 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1809 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1811 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1812 * config/arm/arm-cores.def (cortex-a73): New entry.
1813 (cortex-a73.cortex-a35): Likewise.
1814 (cortex-a73.cortex-a53): Likewise.
1815 * config/arm/arm-tables.opt: Regenerate.
1816 * config/arm/arm-tune.md: Likewise.
1817 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1818 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1819 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1820 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1821 * doc/invoke.texi (ARM Options): Document cortex-a73,
1822 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1824 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1826 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1827 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1828 (cortex-a73.cortex-a35): Likewise.
1829 (cortex-a73.cortex-a53): Likewise.
1830 * config/aarch64/aarch64-tune.md: Regenerate.
1831 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1832 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1835 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1837 * configure.ac (gcc_cv_as_compress_debug): Remove
1838 --compress-debug-sections as extra as switch.
1839 Handle gas --compress-debug-sections=type.
1840 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1841 Handle gld --compress-debug-sections=type.
1842 * configure: Regenerate.
1844 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1846 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1848 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1850 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1851 (do_rewrite): likewise.
1853 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1855 * common/config/mep/mep-common.c: Remove.
1856 * config.gcc: Remove mep-* support.
1857 * config/mep/constraints.md: Remove.
1858 * config/mep/default.h: Remove.
1859 * config/mep/intrinsics.h: Remove.
1860 * config/mep/intrinsics.md: Remove.
1861 * config/mep/ivc2-template.h: Remove.
1862 * config/mep/mep-c5.cpu: Remove.
1863 * config/mep/mep-core.cpu: Remove.
1864 * config/mep/mep-default.cpu: Remove.
1865 * config/mep/mep-ext-cop.cpu: Remove.
1866 * config/mep/mep-intrin.h: Remove.
1867 * config/mep/mep-ivc2.cpu: Remove.
1868 * config/mep/mep-pragma.c: Remove.
1869 * config/mep/mep-protos.h: Remove.
1870 * config/mep/mep.c: Remove.
1871 * config/mep/mep.cpu: Remove.
1872 * config/mep/mep.h: Remove.
1873 * config/mep/mep.md: Remove.
1874 * config/mep/mep.opt: Remove.
1875 * config/mep/predicates.md: Remove.
1876 * config/mep/t-mep: Remove.
1877 * doc/install.texi: Remove mep-* documentation.
1878 * doc/md.texi: Likewise.
1880 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1882 * config.gcc: Remove support for avr-rtems.
1883 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1884 * config/avr/rtems.h: Remove.
1885 * config/avr/t-rtems: Remove.
1887 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1889 * config.gcc: Remove m32r-rtems support.
1890 * config/m32r/rtems.h: Remove.
1892 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1894 * config.gcc: Remove h8300-rtems support.
1895 * config/h8300/rtems.h: Remove.
1896 * config/h8300/t-rtems: Remove.
1898 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1900 * config.gcc: Remove support for knetbsd.
1901 * configure.ac: Likewise.
1902 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1903 * config/knetbsd-gnu.h: Remove.
1904 * configure: Regenerate.
1906 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1908 * config.gcc: Remove support for openbsd 2 and 3.
1909 * config/openbsd-oldgas.h: Remove.
1911 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1913 * config.gcc: Remove interix support.
1914 * config/i386/i386-interix.h: Remove.
1915 * config/i386/interix.opt: Remove.
1916 * config/i386/t-interix: Remove.
1917 * configure: Regenerate.
1918 * configure.ac: Remove interix support.
1919 * doc/install.texi: Remove interix documentation.
1921 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1923 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1924 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1927 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1929 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1930 they are both PLACEHOLDER_EXPRs.
1932 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1934 * stor-layout.c (layout_type): Move setting complex MODE to
1935 layout_type, instead of setting it ahead of time by the caller.
1936 * tree.c (build_complex_type): Likewise.
1938 2016-06-21 Martin Liska <mliska@suse.cz>
1940 * predict.c (force_edge_cold): Replace imposisble with
1943 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1945 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1946 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1948 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1950 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1952 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1953 Ilya Enkovich <ilya.enkovich@intel.com>
1956 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1957 New member function to convert V1TImode register to SUBREG
1958 TImode in debug insn.
1959 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1960 after changing register mode to V1TImode.
1962 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1964 * config/aarch64/aarch64-cores.def (vulcan): New core.
1965 * config/aarch64/aarch64-tune.md: Regenerate.
1966 * doc/invoke.texi: Document vulcan as an available option.
1968 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1970 * cse.c (canon_asm_operands): New function extracted from...
1971 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1972 either standalone or member of a PARALLEL.
1974 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1977 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1978 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1979 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1981 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1984 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1985 constant addresses if can_create_pseudo_p.
1987 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1989 PR tree-optimization/71588
1990 * tree-ssa-strlen.c (valid_builtin_call): New function.
1991 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1994 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1997 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1998 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1999 for conversion of scalar user var to complex type and use the
2000 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2003 PR rtl-optimization/71591
2004 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2005 don't run any tests.
2007 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2010 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2011 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2012 space for PIC with non-v32 and the common non-PIC "jump".
2014 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2017 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2018 returned values and add UN*/LTGT/*ORDERED cases with values matching
2019 D operand modifier on vcmp for AVX.
2021 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2023 * config/aarch64/aarch64.opt
2024 (mpc-relative-literal-loads): Rename internal option name.
2025 * config/aarch64/aarch64.c
2026 (aarch64_nopcrelative_literal_loads): Rename to
2027 aarch64_pcrelative_literal_loads.
2028 (aarch64_expand_mov_immediate): Likewise.
2029 (aarch64_secondary_reload): Likewise.
2030 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2031 (aarch64_override_options_after_change_1): Rename and simplify logic.
2032 (aarch64_classify_symbol): Merge large model checks into switch,
2033 remove pc-relative load check.
2035 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2037 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2038 costs relative to the cost of a register move.
2040 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2042 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2043 (vcvt_n_f64_u64): Likewise.
2044 (vcvt_n_s64_f64): Likewise.
2045 (vcvt_n_u64_f64): Likewise.
2046 (vcvt_f64_s64): Likewise.
2047 (vrecpe_f64): Likewise.
2048 (vcvt_f64_u64): Likewise.
2049 (vrecps_f64): Likewise.
2051 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2053 * config/aarch64/aarch64.md
2054 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2056 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2058 * config/aarch64/aarch64-builtins.c
2059 (aarch64_types_binop_uss_qualifiers): Delete.
2060 (TYPES_BINOP_USS): Likewise.
2061 (aarch64_types_binop_sus_qualifiers): Likewise.
2062 (TYPES_BINOP_SUS): Likewise.
2063 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2064 (TYPES_FCVTIMM_SUS): Likewise.
2065 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2067 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2068 (fcvtzs): Use SHIFTIMM rather than BINOP.
2069 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2071 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2073 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2074 costs relative to the cost of a register move.
2076 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2078 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2079 Allow scalar/single vector modes to be tieable.
2081 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2083 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2085 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2087 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2089 * tree.h (TYPE_ALIGN): Likewise.
2091 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2094 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2096 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2098 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2099 literal" build warnings.
2100 (avr_print_operand_address): Dito.
2102 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2105 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2106 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2108 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2110 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2112 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2115 * reload1.c (reload): Pass 0 to finish_spills when called because
2116 update_eliminables_and_spill returns true and remove did_spill.
2117 (finish_spills): Adjust comment and document GLOBAL parameter.
2119 2016-06-17 DJ Delorie <dj@redhat.com>
2122 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2123 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2124 (umulqihi3_virt): Likewise.
2125 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2126 (umulqihi3_real): Likewise.
2128 2016-06-17 Martin Liska <mliska@suse.cz>
2130 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2132 2016-06-17 Martin Liska <mliska@suse.cz>
2134 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2136 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2138 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2140 (vaddq_f32): Likewise.
2141 (vmul_f32): Likewise.
2142 (vmulq_f32): Likewise.
2143 (vsub_f32): Likewise.
2144 (vsubq_f32): Likewise.
2146 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2148 PR tree-optimization/71347
2149 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2150 cost for all uses in group.
2152 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2154 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2155 insert gimple seq if it's not empty.
2157 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2159 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2161 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2163 (comp_dr_with_seg_len_pair): Ditto.
2164 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2165 struct dr_with_seg_len_pair against DR_OFFSET.
2166 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2169 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2171 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2173 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2175 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2176 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2177 (pa_output_millicode_call): Likewise.
2178 (pa_output_call): Likewise.
2179 (pa_output_indirect_call): Likewise.
2180 (pa_asm_output_mi_thunk): Likewise.
2182 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2184 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2186 2016-06-16 Martin Liska <mliska@suse.cz>
2188 * predict.c (combine_predictions_for_insn): When we find a first
2189 match predictor, we should consider just predictors with
2190 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2191 DS theory predictor.
2192 (combine_predictions_for_bb): Likewise.
2194 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2196 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2197 with base of reference to struct.
2199 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2201 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2203 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2206 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2207 progmem_swtable_section.
2208 (progmem_swtable_section): Remove.
2209 (avr_asm_function_rodata_section): Remove.
2210 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2211 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2213 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2215 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2216 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2217 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2218 signature_CENTAUR_ebx.
2219 * config/i386/i386.c (ix86_option_override_internal): Add
2220 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2221 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2222 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2224 2016-06-16 Martin Liska <mliska@suse.cz>
2226 * predict.def: Add fortran loop preheader predictor.
2227 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2228 fold IFN_BUILTIN_EXPECT with a known constant argument.
2230 2016-06-16 Martin Liska <mliska@suse.cz>
2232 * predict.def: Add 'Fortran' to display text of all
2233 PRED_FORTRAN_* predictors.
2235 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2238 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2239 [IA64_BUILTIN_NANSQ]: Ditto.
2240 (ia64_fold_builtin): New function.
2241 (TARGET_FOLD_BUILTIN): New define.
2242 (ia64_init_builtins) Declare const_string_type node.
2243 Add __builtin_nanq and __builtin_nansq builtin functions.
2244 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2246 2016-06-16 Nick Clifton <nickc@redhat.com>
2248 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2249 MSP430_HWMULT_ prefix to enum values.
2250 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2251 * config/msp430/msp430.c: Update use of enum values.
2252 * config/msp430/msp430.md: Likewise.
2253 * config/msp430/msp430.opt: Likewise.
2255 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2257 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2258 of comparsions in the last iteration.
2260 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2261 Joern Rennecke <joern.rennecke@embecosm.com>
2263 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2265 (arc_needs_pcl_p): Add GOTOFFPC.
2266 (arc_legitimate_pic_addr_p): Likewise.
2267 (arc_output_pic_addr_const): Likewise.
2268 (arc_legitimize_pic_address): Generate a pc-relative address using
2270 (arc_output_libcall): Use @pcl syntax.
2271 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2272 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2273 (*movsi_insn): Use @pcl syntax.
2274 (doloop_begin_i): Likewise.
2276 2016-06-16 Martin Liska <mliska@suse.cz>
2278 * predict.def: Define a new predictor.
2280 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2282 * config/arc/arc.opt (mtp-regno): Update text.
2284 2016-06-16 Renlin Li <renlin.li@arm.com>
2286 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2288 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2291 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2292 (setcc + and peephole2): Likewise.
2294 PR rtl-optimization/71532
2295 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2298 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2300 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2301 DImode constants with XXSPLTIB in vector registers.
2302 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2303 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2304 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2305 extraction of the element at the top of the register as a scalar
2307 (vsx_extract_<mode>_internal1): Likewise.
2308 (vsx_extract_<mode>_internal2): Likewise.
2309 * config/rs6000/constraints.md (wi constraint): Remove a comment
2310 about DImode not being allowed in Altivec registers.
2311 (wB constraint): New constraint for constants that can be
2312 generated in Altivec registers with VSPLTISW/VUPKHSW.
2313 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2315 (xxspltib_constant_nosplit): Likewise.
2316 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2317 support for -mupper-regs-di to enable DImode to go into Altivec
2319 (POWERPC_MASKS): Likewise.
2320 (power7 cpu): Likewise.
2321 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2322 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2323 for DImode being allowed in Altivec registers. Update wi/wj
2324 constraints. Set scalar_in_vmx_p flag.
2325 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2326 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2327 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2328 (rs6000_opt_masks): Add -mupper-regs-di.
2329 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2330 direct move to use wi and not wj.
2332 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2334 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2335 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2336 any VSX register, instead of just Altivec registers, to allow
2337 either operand to be an Altivec register or both.
2338 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2339 (movdi_internal32): Add support for -mupper-regs-di. Add support
2340 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2341 the alternatives and attributes to be lined up to be easier to
2343 (movdi_internal64): Likewise.
2344 (64-bit DImode splitters): Change predicates to only split loading
2345 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2346 load constants in ISA 3.0 or ISA 2.07 respectively.
2347 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2348 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2349 mention -mcpu=power9 sets these options.
2350 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2353 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2356 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2357 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2358 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2359 by default to warn misspelled interrupt/ signal handler.
2360 * doc/invoke.texi (AVR Options): Document it. Update description
2361 for -nodevicelib option.
2363 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2365 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2366 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2367 (aarch64_<sur>shll2_n<mode>): Likewise.
2369 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2372 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2373 DECL_CONTEXT for copied arguments.
2375 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2377 PR tree-optimization/71483
2378 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2381 2016-06-15 Martin Liska <mliska@suse.cz>
2383 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2384 instead of predict_edge w/o a probability.
2386 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2388 PR tree-optimization/71439
2389 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2392 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2394 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2395 register subregs in SET_SRC.
2397 2016-06-15 Richard Biener <rguenther@suse.de>
2399 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2402 2016-06-15 Richard Biener <rguenther@suse.de>
2404 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2405 not consider dependences between accesses that belong to the
2407 (vect_analyze_data_ref_dependences): Do not analyze read-read
2408 or self-dependences.
2410 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2412 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2414 (find_closest_identifier): Reimplement in terms of
2415 best_match<tree,tree>.
2416 * spellcheck-tree.h: New file.
2417 * spellcheck.c (struct edit_distance_traits<const char *>): New
2419 (find_closest_string): Reimplement in terms of
2420 best_match<const char *, const char *>.
2421 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2422 overload to spellcheck-tree.h.
2423 (find_closest_identifier): Likewise.
2424 (struct edit_distance_traits<T>): New template.
2425 (class best_match): New class.
2427 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2429 * selftest-run-tests.c (selftest::run_tests): Call
2430 selftest::spellcheck_tree_c_tests.
2431 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2432 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2433 (selftest::test_find_closest_identifier): New function.
2434 (selftest::spellcheck_tree_c_tests): New function.
2435 * spellcheck.c (selftest::test_find_closest_string): Verify that
2436 the order of the vec does not affect the results for this case.
2437 (selftest::test_data): New array.
2438 (selftest::test_metric_conditions): New function.
2439 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2440 Call selftest::test_metric_conditions.
2442 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2444 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2445 (BU_P9_MISC_1): Likewise.
2446 (BU_P9_64BIT_MISC_0): Likewise.
2447 (BU_P9_MISC_0): Likewise.
2449 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2451 * gcc-rich-location.c
2452 (gcc_rich_location::add_fixit_misspelled_id): New method.
2453 * gcc-rich-location.h
2454 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2456 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2458 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2459 FreeBSD 11 and above.
2461 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2463 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2465 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2467 * expmed.h: Close parenthesis in "at your option" in copyright
2469 * lower-subreg.h: Likewise.
2471 2016-06-14 Richard Biener <rguenther@suse.de>
2474 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2477 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2479 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2481 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2483 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2485 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2486 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2488 2016-06-14 Richard Biener <rguenther@suse.de>
2490 PR tree-optimization/71522
2491 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2492 copying into float copying.
2494 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2496 PR tree-optimization/71520
2497 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2498 (replace_block_by): Move user labels from bb1 to bb2.
2500 2016-06-14 Richard Biener <rguenther@suse.de>
2504 * expr.h (get_bit_range): Declare.
2505 * expr.c (get_bit_range): Export.
2506 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2507 word_mode again to constrain the bitfield access.
2509 2016-06-14 Richard Biener <rguenther@suse.de>
2511 PR tree-optimization/71521
2512 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2513 division int_const_binop against zero divisor.
2515 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2517 * config/i386/i386.md (signbittf2): New expander.
2518 * config/i386/sse.md (ptesttf2): New insn pattern.
2520 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2523 * input.c (selftest::test_reading_source_line): Avoid reading from
2524 __FILE__ by creating a tempfile with known content and reading
2527 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2529 * pretty-print.c (assert_pp_format_colored): Skip the test if
2531 (test_pp_format): Remove comment about GCC_COLORS.
2533 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2535 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2536 * pretty-print.c (assert_pp_format_va): Add location param and use
2537 it with ASSERT_STREQ_AT.
2538 (assert_pp_format): Add location param and pass it to
2539 assert_pp_format_va.
2540 (assert_pp_format_colored): Likewise.
2541 (ASSERT_PP_FORMAT_1): New.
2542 (ASSERT_PP_FORMAT_2): New.
2543 (ASSERT_PP_FORMAT_3): New.
2544 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2545 explicitly, or implicitly via the above macros.
2546 * selftest.c (selftest::pass): Use a selftest::location rather
2548 (selftest::fail): Likewise. Print the function name.
2549 (selftest::fail_formatted): Likewise.
2550 (selftest::assert_streq): Use a selftest::location rather than
2552 * selftest.h (selftest::location): New struct.
2553 (SELFTEST_LOCATION): New macro.
2554 (selftest::pass): Accept a const location & rather than file
2556 (selftest::fail): Likewise.
2557 (selftest::fail_formatted): Likewise.
2558 (selftest::assert_streq): Likewise.
2559 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2560 (ASSERT_FALSE): Likewise.
2561 (ASSERT_EQ): Likewise.
2562 (ASSERT_NE): Likewise.
2563 (ASSERT_STREQ): Likewise.
2564 (ASSERT_PRED1): Likewise.
2565 (ASSERT_STREQ_AT): New macro.
2567 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2569 * selftest.c (selftest::fail_formatted): New function.
2570 (selftest::assert_streq): New function.
2571 * selftest.h (selftests::fail_formatted): New decl.
2572 (selftest::assert_streq): New decl.
2573 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2575 2016-06-13 Jeff Law <law@redhat.com>
2577 PR tree-optimization/71403
2578 * tree-ssa-threadbackward.c
2579 (convert_and_register_jump_thread_path): No longer accept reference
2580 to path. Do not pop items off the path anymore.
2581 (fsm_find_control_statement_thread_paths): Do not allow threading
2582 to a deeper loop nest. Pop the last item off the path here rather
2583 than in convert_and_register_jump_thread_path.
2585 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2586 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2588 [AArch64] Emit division using the Newton series
2590 * config/aarch64/aarch64-protos.h
2591 (cpu_approx_modes): Add new member "division".
2592 (aarch64_emit_approx_div): Declare new function.
2593 * config/aarch64/aarch64.c
2594 (generic_approx_modes): New member "division".
2595 (exynosm1_approx_modes): Likewise.
2596 (xgene1_approx_modes): Likewise.
2597 (aarch64_emit_approx_div): Define new function.
2598 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2599 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2600 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2601 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2603 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2604 Wilco Dijkstra <wilco.dijkstra@arm.com>
2606 [AArch64] Emit square root using the Newton series
2608 * config/aarch64/aarch64-protos.h
2609 (aarch64_emit_approx_rsqrt): Replace with new function
2610 "aarch64_emit_approx_sqrt".
2611 (cpu_approx_modes): New member "sqrt".
2612 * config/aarch64/aarch64.c
2613 (generic_approx_modes): New member "sqrt".
2614 (exynosm1_approx_modes): Likewise.
2615 (xgene1_approx_modes): Likewise.
2616 (aarch64_emit_approx_rsqrt): Replace with new function
2617 "aarch64_emit_approx_sqrt".
2618 (aarch64_override_options_after_change_1): Handle new option.
2619 * config/aarch64/aarch64-simd.md
2620 (rsqrt<mode>2): Use new function instead.
2621 (sqrt<mode>2): New expansion and insn definitions.
2622 * config/aarch64/aarch64.md: Likewise.
2623 * config/aarch64/aarch64.opt
2624 (mlow-precision-sqrt): Add new option description.
2625 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2627 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2629 [AArch64] Add more choices for the reciprocal square root approximation
2631 Allow a target to prefer such operation depending on the operation mode.
2633 * config/aarch64/aarch64-protos.h
2634 (AARCH64_APPROX_MODE): New macro.
2635 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2636 (cpu_approx_modes): New structure.
2637 (tune_params): New member "approx_modes".
2638 * config/aarch64/aarch64-tuning-flags.def
2639 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2640 * config/aarch64/aarch64.c
2641 (generic_approx_modes): New core "cpu_approx_modes" structure.
2642 (exynosm1_approx_modes): Likewise.
2643 (xgene1_approx_modes): Likewise.
2644 (generic_tunings): New member "approx_modes".
2645 (cortexa35_tunings): Likewise.
2646 (cortexa53_tunings): Likewise.
2647 (cortexa57_tunings): Likewise.
2648 (cortexa72_tunings): Likewise.
2649 (exynosm1_tunings): Likewise.
2650 (thunderx_tunings): Likewise.
2651 (xgene1_tunings): Likewise.
2652 (use_rsqrt_p): New argument for the mode and use new member from
2654 (aarch64_builtin_reciprocal): Devise mode from builtin.
2655 (aarch64_optab_supported_p): New argument for the mode.
2656 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2658 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2660 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2661 RS6000_BTM_MODULO flag into the set of flags that are considered
2662 to be part of the common configuration.
2664 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2666 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2667 difference unsigned.
2668 (vec_absdb): New macro for vector absolute difference unsigned
2670 (vec_absdh): New macro for vector absolute difference unsigned
2672 (vec_absdw): New macro for vector absolute difference unsigned word.
2673 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2674 (vadu<mode>3): New insn.
2675 (*p9_vadu<mode>3): New insn.
2676 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2678 (vaduh): New built-in definition.
2679 (vaduw): New built-in definition.
2680 (vadu): New overloaded built-in definition.
2681 (vadub): New overloaded built-in definition.
2682 (vaduh): New overloaded built-in definition.
2683 (vaduw): New overloaded built-in definition.
2684 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2685 overloaded vector absolute difference unsigned functions.
2686 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2687 the ISA 3.0 vector absolute difference unsigned built-in functions.
2689 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2691 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2692 update shared_lookup_references only once after changing operands.
2694 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2697 * tree-nested.c (convert_nonlocal_omp_clauses)
2698 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2700 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2701 * tree.def (CASE_LABEL_EXPR): Likewise.
2703 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2706 * input.c (test_builtins): Fix an assertion.
2708 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2710 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2713 (isinf<mode>2): Ditto.
2715 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2717 * ggc-tests.c (test_finalization): Only test need_finalization_p
2718 for GCC_VERSION >= 4003.
2720 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2722 * config/s390/vecintrin.h: Fix file description in comment.
2724 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2726 * config/s390/s390-builtin-types.def: Change builtin type naming
2727 scheme to match builtin-types.def.
2729 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2731 * fold-const.c (optimize_minmax_comparison): Remove.
2732 (fold_comparison): Remove call to the above.
2733 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2734 New transformations.
2736 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2738 PR tree-optimization/71416
2739 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2742 2016-06-13 Martin Liska <mliska@suse.cz>
2744 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2745 (combine_predictions_for_insn): Likewise.
2746 (prune_predictions_for_bb): Likewise.
2747 (combine_predictions_for_bb): Likewise.
2749 2016-06-13 Richard Biener <rguenther@suse.de>
2751 PR tree-optimization/71505
2752 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2753 assert match comment.
2755 2016-06-13 Marek Polacek <polacek@redhat.com>
2758 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2759 gimplify_switch_expr.
2760 (warn_switch_unreachable_r): New function.
2762 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2765 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2768 2016-06-13 Richard Biener <rguenther@suse.de>
2771 * fold-const.c (fold_unary_loc): Preserve alignment when
2772 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2774 2016-06-13 Martin Liska <mliska@suse.cz>
2777 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2778 w/ -fsanitize=bounds.
2780 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2782 * config/i386/i386.c (ix86_init_builtins): Calculate
2783 FLOAT128_FTYPE_CONST_STRING function type only once.
2784 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2785 built-in functions are available for x86-32 and x86-64 targets.
2787 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2790 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2792 (FLOAT128_FTYPE_CONST_STRING): New function type.
2793 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2794 [IX86_BUILTIN_NANSQ]: Ditto.
2795 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2796 (ix86_init_builtin_types): Declare const_string_type_node.
2797 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2799 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2800 * doc/extend.texi (x86 Built-in Functions): Document
2801 __builtin_nanq and __builtin_nansq.
2803 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2806 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2807 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2808 length for pop patterns.
2809 (arm_attr_length_push_multi): Update comments.
2810 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2812 (*pop_multiple_with_writeback_and_return): Likewise.
2813 (*pop_multiple_with_return): Likewise.
2815 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2818 * fold-const.c (optimize_bit_field_compare): Don't try to use
2819 word_mode unconditionally for reading the bit field, look at
2820 DECL_BIT_FIELD_REPRESENTATIVE instead.
2822 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2825 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2826 vector integer type.
2828 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2831 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2832 without LABEL_DECL, set *handled_ops_p to false instead of true.
2834 2016-06-10 Martin Sebor <msebor@redhat.com>
2837 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2838 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2839 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2841 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2842 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2843 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2844 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2845 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2846 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2847 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2848 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2850 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2852 * config/arm/arm.h (pool_vector_label,
2853 return_used_this_function): Remove.
2855 2016-06-10 Jeff Law <law@redhat.com>
2857 PR tree-optimization/71335
2858 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2859 zero length paths here.
2860 (convert_and_register_jump_thread_path): Remove hacks related to
2861 duplicated blocks in the jump thread path.
2862 (fsm_find_control_statement_thread_paths): Avoid putting the same
2863 block on the thread path twice, but ensure the thread path is
2864 unchanged from the caller's point of view.
2866 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2868 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2869 * predict.def (PRED_LOOP_BRANCH): Remove.
2871 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2873 * Makefile.in (OBJS): Add ggc-tests.o.
2874 (GTFILES): Add ggc-tests.c.
2875 * ggc-tests.c: New file.
2876 * selftest-run-tests.c (selftest::run_tests): Call
2877 selftest::ggc_tests_c_tests.
2878 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2880 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2882 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2884 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2887 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2888 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2890 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2892 * profile.c: Include cfgloop.h.
2893 (branch_prob): Compute estimated number of iterations.
2894 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2895 recompute estimate number of iterations from profile.
2897 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2900 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2901 must be grouped on top of stack. Don't force early clobber
2902 on ordinary reg outputs.
2904 2016-06-10 Richard Biener <rguenther@suse.de>
2906 * targhooks.c (default_builtin_vectorization_cost): Adjust
2909 2016-06-10 Richard Biener <rguenther@suse.de>
2911 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2912 to fold the RHS to a constant if possible.
2914 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2917 * tree-nested.c (convert_nonlocal_omp_clauses)
2918 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2919 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2920 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2922 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2924 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2926 * omp-low.c (scan_sharing_clauses): Don't expect
2929 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2931 PR tree-optimization/71407
2932 PR tree-optimization/71416
2933 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2936 2016-06-10 Richard Biener <rguenther@suse.de>
2939 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2941 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2943 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2945 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2946 Jiong Wang <jiong.wang@arm.com>
2948 PR rtl-optimization/70751
2949 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2950 spilled into memory.
2952 2016-06-09 Jonathan Yong <10walls@gmail.com>
2955 2015-09-21 Jonathan Yong <10walls@gmail.com>
2957 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2958 sysroot/usr/lib/32api for additional win32 libraries,
2959 fixes failing Cygwin bootstrapping.
2961 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2963 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2966 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2969 * pretty-print.c (pp_indent): Specify that %p is printed in a
2970 host-dependent manner.
2971 (test_pp_format): Remove the test for %p.
2973 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2975 * config/mips/mips.c (mips_output_jump): Fix formatting.
2977 2016-06-09 Richard Biener <rguenther@suse.de>
2979 PR tree-optimization/71462
2980 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2983 2016-06-09 Martin Liska <mliska@suse.cz>
2985 * predict.c (dump_prediction): Add new argument.
2986 (enum predictor_reason): New enum.
2987 (struct predictor_hash): New struct.
2988 (predictor_hash::hash): New function.
2989 (predictor_hash::equal): Likewise.
2990 (not_removed_prediction_p): New function.
2991 (prune_predictions_for_bb): Likewise.
2992 (combine_predictions_for_bb): Prune predictions.
2994 2016-06-09 Martin Liska <mliska@suse.cz>
2996 * predict.c (filter_predictions): New function.
2997 (remove_predictions_associated_with_edge): Use the filter
2999 (equal_edge_p): New function.
3001 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3003 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3004 Correct usage of @samp vs @option, add @samp where appropriate.
3005 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3006 Add armv6s-m and document it, as it is no official ARM name.
3008 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3010 * ifcvt.c (struct noce_if_info): Add transform_name field.
3011 (noce_try_move): Set if_info->transform_name to the function name.
3012 (noce_try_ifelse_collapse): Likewise.
3013 (noce_try_store_flag): Likewise.
3014 (noce_try_inverse_constants): Likewise.
3015 (noce_try_store_flag_constants): Likewise.
3016 (noce_try_addcc): Likewise.
3017 (noce_try_store_flag_mask): Likewise.
3018 (noce_try_cmove): Likewise.
3019 (noce_try_cmove_arith): Likewise.
3020 (noce_try_minmax): Likewise.
3021 (noce_try_abs): Likewise.
3022 (noce_try_sign_mask): Likewise.
3023 (noce_try_bitop): Likewise.
3024 (noce_convert_multiple_sets): Likewise.
3025 (noce_process_if_block): Print if_info->transform_name to
3026 dump_file if transformation succeeded.
3028 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3030 * config/arm/cortex-a57.md (cortex_a57_alu):
3033 2016-06-08 Martin Sebor <msebor@redhat.com>
3034 Jakub Jelinek <jakub@redhat.com>
3038 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3039 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3040 * builtins.c: Include gimple-fold.h.
3041 (fold_builtin_arith_overflow): Handle
3042 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3043 (fold_builtin_3): Likewise.
3044 * doc/extend.texi (Integer Overflow Builtins): Document
3045 __builtin_{add,sub,mul}_overflow_p.
3047 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3049 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3050 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3052 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3054 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3055 Rewrite, looking one level down for records and arrays.
3057 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3059 * pretty-print.c: Include "selftest.h".
3060 (pp_format): Fix comment.
3061 (identifier_to_locale): Likewise.
3062 (selftest::test_basic_printing): New function.
3063 (selftest::assert_pp_format): New function.
3064 (selftest::test_pp_format): New function.
3065 (selftest::pretty_print_c_tests): New function.
3066 * selftest-run-tests.c (selftest::run_tests): Call
3067 selftest::pretty_print_c_tests.
3068 * selftest.h (pretty_print_c_tests): New declaration.
3070 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3072 * invoke.texi (max-loop-headers-insns): Document.
3073 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3074 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3075 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3077 2016-06-08 Richard Biener <rguenther@suse.de>
3079 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3080 on strided SLP loads and fall back to scalar loads in case
3081 we can't chunk them.
3083 2016-06-08 Richard Biener <rguenther@suse.de>
3085 PR tree-optimization/71452
3086 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3087 type used for the SSA rewrite has enough precision to cover
3088 the dynamic type of the location.
3090 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3091 Richard Biener <rguenther@suse.de>
3094 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3095 the same as DECL_P (base0) for indirect_base0. Use equality_code
3096 in one further place.
3098 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3100 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3101 to one word if the field is known to overlap other words.
3102 (extract_bit_field_1): Likewise.
3103 (store_split_bit_field): Remove compensating code.
3104 (extract_split_bit_field): Likewise.
3106 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3110 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3112 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3114 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3116 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3117 (arch64_addpv4sf): Delete.
3118 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3119 "gen_aarch64_addpv4sf".
3120 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3122 (vpadds_f32): Likewise.
3123 (vpaddq_f32): Likewise.
3124 (vpaddq_f64): Likewise.
3126 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3128 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3130 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3131 to VALLF. Rename to "fabd<mode>3".
3132 "*fabd_scalar<mode>3): Delete.
3133 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3135 (vabdd_f64): Likewise.
3136 (vabd_f32): Likewise.
3137 (vabd_f64): Likewise.
3138 (vabdq_f32): Likewise.
3139 (vabdq_f64): Likewise.
3141 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3143 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3145 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3146 "aarch64_rsqrts<mode>".
3147 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3148 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3150 (vrsqrtsd_f64): Likewise.
3151 (vrsqrts_f32): Likewise.
3152 (vrsqrts_f64): Likewise.
3153 (vrsqrtsq_f32): Likewise.
3154 (vrsqrtsq_f64): Likewise.
3156 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3158 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3160 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3161 "aarch64_rsqrte<mode>".
3162 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3163 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3165 (vrsqrted_f64): Likewise.
3166 (vrsqrte_f32): Likewise.
3167 (vrsqrte_f64): Likewise.
3168 (vrsqrteq_f32): Likewise.
3169 (vrsqrteq_f64): Likewise.
3171 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3173 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3177 * config/aarch64/aarch64-simd.md
3178 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3179 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3180 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3182 (vcvt_n_f32_u32): Likewise.
3183 (vcvt_n_s32_f32): Likewise.
3184 (vcvt_n_u32_f32): Likewise.
3185 (vcvtq_n_f32_s32): Likewise.
3186 (vcvtq_n_f32_u32): Likewise.
3187 (vcvtq_n_f64_s64): Likewise.
3188 (vcvtq_n_f64_u64): Likewise.
3189 (vcvtq_n_s32_f32): Likewise.
3190 (vcvtq_n_s64_f64): Likewise.
3191 (vcvtq_n_u32_f32): Likewise.
3192 (vcvtq_n_u64_f64): Likewise.
3193 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3194 (VSDQ_SDI): Likewise.
3195 (fcvt_target): Support V4DI, V4SI and V2SI.
3196 (FCVT_TARGET): Likewise.
3198 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3200 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3201 (TYPES_BINOP_SUS): Likewise.
3202 (aarch64_simd_builtin_data): Update include file name.
3203 (aarch64_builtins): Likewise.
3204 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3205 for conversion between scalar float-point and fixed-point.
3209 * config/aarch64/aarch64.md
3210 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3211 pattern for conversion between scalar float to fixed-pointer.
3212 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3213 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3214 (UNSPEC_FCVTZU): Likewise.
3215 (UNSPEC_SCVTF): Likewise.
3216 (UNSPEC_UCVTF): Likewise.
3217 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3219 (vcvtd_n_f64_u64): Likewise.
3220 (vcvtd_n_s64_f64): Likewise.
3221 (vcvtd_n_u64_f64): Likewise.
3222 (vcvtd_n_f32_s32): Likewise.
3223 (vcvts_n_f32_u32): Likewise.
3224 (vcvtd_n_s32_f32): Likewise.
3225 (vcvts_n_u32_f32): Likewise.
3226 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3228 (FCVT_TARGET): Likewise.
3229 (FCVT_FIXED2F): New iterator.
3230 (FCVT_F2FIXED): Likewise.
3231 (fcvt_fixed_insn): New define_int_attr.
3233 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3235 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3236 some statements was removed.
3238 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3240 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3241 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3242 (vect_can_advance_ivs_p): likewise.
3243 (vect_update_ivs_after_vectorizer): likewise.
3244 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3245 (vect_analyze_scalar_cycles_1): likewise.
3246 (vect_analyze_loop_operations): likewise.
3247 (report_vect_op): likewise.
3248 (vect_is_slp_reduction): likewise.
3249 (vect_is_simple_reduction): likewise.
3250 (get_initial_def_for_induction): likewise.
3251 (vect_transform_loop): likewise.
3252 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3253 (vect_recog_sad_pattern): likewise.
3254 (vect_recog_widen_sum_pattern): likewise.
3255 (vect_recog_widening_pattern): likewise.
3256 (vect_recog_divmod_pattern): likewise.
3257 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3258 (vect_analyze_slp_instance): likewise.
3259 (vect_transform_slp_perm_load): likewise.
3260 (vect_schedule_slp_instance): likewise.
3262 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3264 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3265 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3266 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3267 (PRED_LOOP_BRANCH): Document predictor as broken.
3268 (PRED_LOOP_EXIT): Change hitrate 91->92.
3269 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3270 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3271 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3272 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3273 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3274 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3275 (PRED_CALL): Chane hitrate 71->67.
3276 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3277 (PRED_GOTO): Document as unused right now.
3278 (PRED_CONST_RETURN): Change hitrate 67->69
3279 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3280 (PRED_NULL_RETURN): Change hitrate 91->90.
3281 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3282 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3283 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3285 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3287 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3288 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3289 special case Altivec builtin.
3290 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3291 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3292 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3293 code for ALTIVEC_BUILTIN_VEC_MUL.
3294 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3295 for __builtin_vec_mul.
3297 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3299 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3302 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3304 * spellcheck.c (selftest::test_find_closest_string): New function.
3305 (spellcheck_c_tests): Call the above.
3307 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3309 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3311 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3313 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3314 Yv=Yv,C alternatives.
3316 2016-06-07 Richard Biener <rguenther@suse.de>
3319 * common.opt (ffast-math): Make Optimization.
3321 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3322 Prachi Godbole <prachi.godbole@imgtec.com>
3324 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3325 `fabs' and `fneg' type attributes.
3326 (p5600_fpu_fabs): Add `fmove' to the comment.
3328 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3330 * gimple.c: Include builtins.h
3331 (gimple_inexpensive_call_p): New function.
3332 * gimple.h (gimple_inexpensive_call_p): Declare.
3333 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3334 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3337 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3339 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3340 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3341 warning_at_rich_loc, warning_n, pedwarn, permerror,
3342 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3343 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3346 2016-06-07 Richard Biener <rguenther@suse.de>
3348 PR tree-optimization/71428
3349 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3350 BIT_FIELD_REF op vs. load.
3352 2016-06-07 Richard Biener <rguenther@suse.de>
3355 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3358 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3360 * config/pa/pa.md (call): Generate indirect long calls to non-local
3361 functions on TARGET_64BIT.
3362 (call_value): Likewise.
3364 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3366 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3367 pattern and subsequent splitters.
3368 (call_val_reg_64bit_post_reload): Likewise.
3370 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3373 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3374 propagate_op_to_single_use.
3376 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3379 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3381 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3383 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3384 (enum x86_dirflag_state): New enum.
3385 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3386 (machine_function): Remove needs_cld.
3387 (ix86_current_function_needs_cld): Remove.
3388 * config/i386/i386.c (ix86_set_func_type): Set
3389 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3390 (ix86_expand_prologue): Do not emit CLD here.
3391 (ix86_dirflag_mode_needed): New function.
3392 (ix86_dirflag_mode_entry): Ditto.
3393 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3394 (ix86_mode_after): Ditto.
3395 (ix86_mode_entry): Ditto.
3396 (ix86_mode_exit): Ditto.
3397 (ix86_emit_mode_set): Ditto.
3398 * config/i386/i386.md (strmov_singleop): Set
3399 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3400 Do not set ix86_current_function_needs_cld.
3402 (strset_singleop): Ditto.
3404 (cmpstrnqi_nz_1): Ditto.
3405 (cmpstrnqi_1): Ditto.
3406 (strlenqi_1): Ditto.
3408 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3410 PR tree-optimization/71259
3411 * tree-vect-slp.c (vect_get_constant_vectors): For
3412 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3413 one for constant op, and use COND_EXPR for non-constant.
3415 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3417 * Makefile.in (OBJS): Add function-tests.o,
3418 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3419 selftest-run-tests.o.
3420 (OBJS-libcommon): Add selftest.o.
3421 (OBJS-libcommon-target): Add selftest.o.
3422 (all.internal): Add "selftest".
3423 (all.cross): Likewise.
3424 (selftest): New phony target.
3425 (s-selftest): New target.
3426 (selftest-gdb): New phony target.
3427 (COLLECT2_OBJS): Add selftest.o.
3428 * bitmap.c: Include "selftest.h".
3429 (selftest::test_gc_alloc): New function.
3430 (selftest::test_set_range): New function.
3431 (selftest::test_clear_bit_in_middle): New function.
3432 (selftest::test_copying): New function.
3433 (selftest::test_bitmap_single_bit_set_p): New function.
3434 (selftest::bitmap_c_tests): New function.
3435 * common.opt (fself-test): New.
3436 * diagnostic-show-locus.c: Include "selftest.h".
3437 (make_range): New function.
3438 (test_range_contains_point_for_single_point): New function.
3439 (test_range_contains_point_for_single_line): New function.
3440 (test_range_contains_point_for_multiple_lines): New function.
3441 (assert_eq): New function.
3442 (test_get_line_width_without_trailing_whitespace): New function.
3443 (selftest::diagnostic_show_locus_c_tests): New function.
3444 * et-forest.c: Include "selftest.h".
3445 (selftest::test_single_node): New function.
3446 (selftest::test_simple_tree): New function.
3447 (selftest::test_disconnected_nodes): New function.
3448 (selftest::et_forest_c_tests): New function.
3449 * fold-const.c: Include "selftest.h".
3450 (selftest::assert_binop_folds_to_const): New function.
3451 (selftest::assert_binop_folds_to_nonlvalue): New function.
3452 (selftest::test_arithmetic_folding): New function.
3453 (selftest::fold_const_c_tests): New function.
3454 * function-tests.c: New file.
3455 * gimple.c: Include "selftest.h".
3456 Include "gimple-pretty-print.h".
3457 (selftest::verify_gimple_pp): New function.
3458 (selftest::test_assign_single): New function.
3459 (selftest::test_assign_binop): New function.
3460 (selftest::test_nop_stmt): New function.
3461 (selftest::test_return_stmt): New function.
3462 (selftest::test_return_without_value): New function.
3463 (selftest::gimple_c_tests): New function.
3464 * hash-map-tests.c: New file.
3465 * hash-set-tests.c: New file.
3466 * input.c: Include "selftest.h".
3467 (selftest::assert_loceq): New function.
3468 (selftest::test_accessing_ordinary_linemaps): New function.
3469 (selftest::test_unknown_location): New function.
3470 (selftest::test_builtins): New function.
3471 (selftest::test_reading_source_line): New function.
3472 (selftest::input_c_tests): New function.
3473 * rtl-tests.c: New file.
3474 * selftest-run-tests.c: New file.
3475 * selftest.c: New file.
3476 * selftest.h: New file.
3477 * spellcheck.c: Include "selftest.h".
3478 (selftest::levenshtein_distance_unit_test_oneway): New function,
3479 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3480 (selftest::levenshtein_distance_unit_test): Likewise.
3481 (selftest::spellcheck_c_tests): Likewise.
3482 * toplev.c: Include selftest.h.
3483 (toplev::run_self_tests): New.
3484 (toplev::main): Handle -fself-test.
3485 * toplev.h (toplev::run_self_tests): New.
3486 * tree.c: Include "selftest.h".
3487 (selftest::test_integer_constants): New function.
3488 (selftest::test_identifiers): New function.
3489 (selftest::test_labels): New function.
3490 (selftest::tree_c_tests): New function.
3491 * tree-cfg.c: Include "selftest.h".
3492 (selftest::push_fndecl): New function.
3493 (selftest::test_linear_chain): New function.
3494 (selftest::test_diamond): New function.
3495 (selftest::test_fully_connected): New function.
3496 (selftest::tree_cfg_c_tests): New function.
3497 * vec.c: Include "selftest.h".
3498 (selftest::safe_push_range): New function.
3499 (selftest::test_quick_push): New function.
3500 (selftest::test_safe_push): New function.
3501 (selftest::test_truncate): New function.
3502 (selftest::test_safe_grow_cleared): New function.
3503 (selftest::test_pop): New function.
3504 (selftest::test_safe_insert): New function.
3505 (selftest::test_ordered_remove): New function.
3506 (selftest::test_unordered_remove): New function.
3507 (selftest::test_block_remove): New function.
3508 (selftest::reverse_cmp): New function.
3509 (selftest::test_qsort): New function.
3510 (selftest::vec_c_tests): New function.c.
3511 * wide-int.cc: Include selftest.h and wide-int-print.h.
3512 (selftest::from_int <wide_int>): New function.
3513 (selftest::from_int <offset_int>): New function.
3514 (selftest::from_int <widest_int>): New function.
3515 (selftest::assert_deceq): New function.
3516 (selftest::assert_hexeq): New function.
3517 (selftest::test_printing <VALUE_TYPE>): New function template.
3518 (selftest::test_ops <VALUE_TYPE>): New function template.
3519 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3520 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3522 (selftest::wide_int_cc_tests): New function.
3524 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3527 * ifcvt.c (noce_try_ifelse_collapse): New function.
3529 (noce_process_if_block): Call noce_try_ifelse_collapse.
3530 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3531 (simplify_ternary_operation): Use the above to simplify
3532 conditional CLZ/CTZ expressions.
3534 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3537 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3538 define_insn_and_split.
3540 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3543 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3545 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3548 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3549 Implicitly clobber memory for basic asm with non-empty assembler
3550 string. Use targetm.md_asm_adjust also here.
3551 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3552 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3553 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3554 non-empty assembler string.
3555 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3556 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3557 (decode_asm_operands): Handle basic asm in PARALLEL block.
3558 (extract_insn): Handle basic asm in PARALLEL block.
3559 * doc/extend.texi: Mention new behavior of basic asm.
3560 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3561 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3562 branch_needs_nop_p): Use asm_noperands.
3564 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3566 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3567 Include the M7 SPARC DFA scheduler.
3568 New attribute v3pipe.
3569 Annotate insns with v3pipe where appropriate.
3570 Define cpu_feature vis4.
3571 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3572 Add (V8QI "8") to vbits.
3573 Add insns {add,sub}v8qi3
3574 Add insns ss{add,sub}v8qi3
3575 Add insns us{add,sub}{v8qi,v4hi}3
3576 Add insns {min,max}{v8qi,v4hi,v2si}3
3577 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3578 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3579 * config/sparc/niagara4.md: Add a comment explaining the
3580 discrepancy between the documented latenty numbers and the
3582 * config/sparc/niagara7.md: New file.
3583 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3584 supports SPARC5 and VIS 4.0 instructions.
3585 * configure: Regenerate.
3586 * config.in: Likewise.
3587 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3588 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3589 TARGET_CPU_niagara7.
3590 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3591 (CPP_CPU_SPEC): Handle niagara7.
3592 (ASM_CPU_SPEC): Likewise.
3593 * config/sparc/sparc-opts.h (processor_type): Add
3595 (mvis4): New option.
3596 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3597 (AS_NIAGARA7_FLAG): Define.
3598 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3599 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3600 (CPP_CPU_SPEC): Handle niagara7.
3601 (ASM_CPU_SPEC): Likewise.
3602 * config/sparc/sparc.c (niagara7_costs): Define.
3603 (sparc_option_override): Handle niagara7 and adjust cache-related
3604 parameters with better values for niagara cpus. Also support VIS4.
3605 (sparc32_initialize_trampoline): Likewise.
3606 (sparc_use_sched_lookahead): Likewise.
3607 (sparc_issue_rate): Likewise.
3608 (sparc_register_move_cost): Likewise.
3609 (dump_target_flag_bits): Support VIS4.
3610 (sparc_vis_init_builtins): Likewise.
3611 (sparc_builtins): Likewise.
3612 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3614 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3616 * config/sparc/sparc.opt (sparc_processor_type): New value
3618 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3620 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3622 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3625 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3627 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3629 2016-06-06 Richard Biener <rguenther@suse.de>
3631 PR tree-optimization/71398
3632 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3635 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3637 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3638 ft32_expand_prolog, ft32_expand_epilogue):
3639 Handle pretend_args.
3640 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3641 * config/ft32/ft32.md: Add pretend_returner.
3643 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3646 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3647 Copy op1 RTX to avoid invalid sharing.
3648 (ix86_expand_vector_move_misalign): Ditto.
3650 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3652 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3655 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3657 * predict.c (predicted_by_loop_heuristics_p): New function.
3658 (predict_iv_comparison): Use it.
3659 (predict_loops): Walk from innermost loops; do not predict edges
3660 leaving multiple loops multiple times; implement
3661 PRED_LOOP_ITERATIONS_MAX heuristics.
3662 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3664 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3666 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3667 only edges out of BB are EH edges.
3669 2016-06-04 Martin Sebor <msebor@redhat.com>
3670 Marcin Baczyński <marbacz@gmail.com>
3673 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3674 a void expression in a void function.
3676 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3678 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3679 aux; dump reasons of decisions.
3680 (should_duplicate_loop_header_p): Likewise.
3681 (do_while_loop_p): Likewise.
3682 (ch_base::copy_headers): Dump asi num insns duplicated.
3684 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3686 PR tree-optimization/71405
3687 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3688 incompatible type, build a new clobber with the right type instead
3689 of building a VIEW_CONVERT_EXPR around it.
3691 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3693 PR tree-optimization/52171
3694 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3695 by_pieces_ninsns instead of move_by_pieces_ninsns.
3697 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3699 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3700 for reg+reg addressing mode.
3702 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3704 * rs6000-c.c (c/c-tree.h): Add #include.
3705 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3706 in C++ when found in the base position of vec_ld or vec_st.
3708 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3710 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3711 use of profile unless profile status is PROFILE_READ.
3712 * profile.c (compute_branch_probabilities): Set profile status
3713 only after reporting predictor hitrates.
3715 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3719 * common.opt (ffp-int-builtin-inexact): New option.
3720 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3721 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3722 (ceil@var{m}2): Document dependence on this option.
3723 * ipa-inline-transform.c (inline_call): Handle
3724 flag_fp_int_builtin_inexact.
3725 * ipa-inline.c (can_inline_edge_p): Likewise.
3726 * config/i386/i386.md (rintxf2): Do not test
3727 flag_unsafe_math_optimizations.
3728 (rint<mode>2_frndint): New define_insn.
3729 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3730 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3731 for 387 instead of extending and truncating.
3732 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3733 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3734 Change to frndint<mode>2_<rounding>.
3735 (frndintxf2_<rounding>_i387): Likewise. Change to
3736 frndint<mode>2_<rounding>_i387.
3737 (<rounding_insn>xf2): Likewise.
3738 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3739 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3740 x87. Test TARGET_ROUND || !flag_trapping_math ||
3741 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3742 SSE. Use ROUND_NO_EXC in constant operand of
3743 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3744 for 387 instead of extending and truncating.
3746 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3747 Julia Koval <julia.koval@intel.com>
3759 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3760 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3761 all registers, except for function return registers if there are
3762 no caller-saved registers.
3763 (ix86_set_func_type): New function.
3764 (ix86_set_current_function): Call ix86_set_func_type to set
3765 no_caller_saved_registers and func_type. Call reinit_regs if
3766 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3767 nor x87 instructions in interrupt handler nor function with
3768 no_caller_saved_registers attribute.
3769 (ix86_function_ok_for_sibcall): Return false if there are no
3770 caller-saved registers.
3771 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3773 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3774 (ix86_function_arg): Return special arguments in interrupt handler.
3775 (ix86_promote_function_mode): Promote pointer to word_mode only
3776 for normal functions.
3777 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3779 (ix86_epilogue_uses): New function.
3780 (ix86_hard_regno_scratch_ok): Likewise.
3781 (ix86_save_reg): Preserve all registers in interrupt handler
3782 after reload. Preserve all registers, except for function return
3783 registers, if there are no caller-saved registers after reload.
3784 (find_drap_reg): Always use callee-saved register if there are
3785 no caller-saved registers.
3786 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3787 for interrupt handler.
3788 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3789 Emit cld instruction if stringops are used in interrupt handler
3790 or interrupt handler isn't a leaf function.
3791 (ix86_expand_epilogue): Generate interrupt return for interrupt
3792 handler and pop the 'ERROR_CODE' off the stack before interrupt
3793 return in exception handler.
3794 (ix86_expand_call): Disallow calling interrupt handler directly.
3795 If there are no caller-saved registers, mark all registers that
3796 are clobbered by the call which returns as clobbered.
3797 (ix86_handle_no_caller_saved_registers_attribute): New function.
3798 (ix86_handle_interrupt_attribute): Likewise.
3799 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3801 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3802 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3803 accumulation in interrupt function if stack may be realigned to
3805 (EPILOGUE_USES): New.
3806 (function_type): New enum.
3807 (machine_function): Add func_type and no_caller_saved_registers.
3808 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3809 (interrupt_return): New pattern.
3810 * doc/extend.texi: Document x86 interrupt and
3811 no_caller_saved_registers attributes.
3813 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3815 PR tree-optimization/52171
3816 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3817 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3818 Look for constant strings. Move some code to emit_block_cmp_hints
3820 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3821 * defaults.h (COMPARE_MAX_PIECES): New macro.
3822 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3823 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3824 (clear_by_pieces_1): Don't declare. Move definition before use.
3825 (can_do_by_pieces): New static function.
3826 (can_move_by_pieces): Use it. Return bool.
3827 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3828 OP. All callers changed. Handle COMPARE_BY_PIECES.
3829 (class pieces_addr); New.
3830 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3831 pieces_addr::adjust, pieces_addr::increment_address,
3832 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3834 (class op_by_pieces_d): New.
3835 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3837 (class move_by_pieces_d, class compare_by_pieces_d,
3838 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3839 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3840 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3841 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3842 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3843 compare_by_pieces_d::finish_mode): New member functions.
3844 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3846 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3847 (emit_block_cmp_hints): New function.
3848 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3849 use the newly defined classes.
3850 * expr.h (by_pieces_constfn): New typedef.
3851 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3852 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3853 (move_by_pieces_ninsns): Don't declare.
3854 (can_move_by_pieces): Change return value to bool.
3855 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3856 (compare_by_pieces_branch_ratio): New hook.
3857 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3858 (by_pieces_ninsns): Declare.
3859 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3861 (default_compare_by_pieces_branch_ratio): New function.
3862 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3863 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3864 * doc/tm.texi: Regenerate.
3865 * tree-ssa-strlen.c: Include "builtins.h".
3866 (handle_builtin_memcmp): New static function.
3867 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3868 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3870 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3872 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3873 relevant stmts which are simple and invariant.
3874 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3875 instead of simple and invariant
3877 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3879 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3880 (vectorizable_reduction): Check for new relevant state.
3881 (vectorizable_live_operation): vectorize live stmts using
3882 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3883 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3884 (vect_stmt_relevant_p): Check for stmts which are only used live.
3885 (process_use): Use of a stmt does not inherit it's live value.
3886 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3887 (vect_analyze_stmt): Check for new relevant state.
3888 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3889 outside the loop, but not inside it.
3891 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3893 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3894 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3895 (vect_get_vec_def_for_operand): Split out code.
3897 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3899 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3901 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3903 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3905 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3907 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3909 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3912 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3913 to noreturn e->callee->decl that has void return type and void
3914 arguments, adjust gimple_call_fntype and remove lhs even if it had
3915 previously addressable type.
3917 2016-06-02 Jeff Law <law@redhat.com>
3919 PR tree-optimization/71328
3920 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3921 error when checking for a jump back onto the copied path.
3923 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3925 * config/microblaze/microblaze.c (get_branch_target): Add return
3926 NULL_RTX for the non-CALL_P case.
3927 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3928 (insert_wic): Remove unused local "j".
3930 2016-06-02 Martin Liska <mliska@suse.cz>
3932 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3934 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3935 Julia Koval <julia.koval@intel.com>
3937 * function.c (assign_parm_setup_stack): Force source into a
3939 * target.def (function_incoming_arg): Update documentation to
3940 allow arbitrary address computation based on hard register.
3941 * doc/tm.texi: Regenerated.
3943 2016-06-02 Martin Liska <mliska@suse.cz>
3945 * predict.c (combine_predictions_for_bb): Fix first match in
3946 cases where a first predictor contains more than one occurence
3947 in list of predictors. Take the best value in such case.
3949 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3951 PR rtl-optimization/71295
3952 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3953 offset would go over the size of the inner mode reject it.
3955 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3957 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3958 x=x,x and v=v,m instead of x=x,m.
3960 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3961 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3962 alternative to v=rm,C.
3964 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3965 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3966 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3967 instead of vex for the last two above mentioned alternatives.
3969 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3972 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3974 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3976 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3978 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3980 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3981 from int to unsigned.
3983 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3985 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3986 alternatives, eliminating preferred register class. Add support
3987 for the MTVSRDD instruction in ISA 3.0.
3988 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3989 reg_or_indexed_operand.
3990 (vsx_splat_v4sf_internal): Likewise.
3992 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3995 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3996 for loading up all 0's or all 1's.
3998 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4000 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4002 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4004 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4006 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4007 * gcc.c (set_source_date_epoch_envvar): New function, sets
4008 the SOURCE_DATE_EPOCH environment variable to the current time.
4010 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4012 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4013 the factor for live Phi nodes.
4015 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4017 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4018 * tree-parloops.c (parallelize_loops): likewise.
4019 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4020 tree_unswitch_outer_loop): likewise.
4022 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4025 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4026 around creation of the temporary.
4028 2016-06-01 Richard Biener <rguenther@suse.de>
4030 PR tree-optimization/71366
4031 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4032 (unloop_loops): Move removing edges here ...
4033 (try_unroll_loop_completely): ... from here.
4034 (try_peel_loop): ... and here.
4035 (tree_unroll_loops_completely_1): Track parent loops via
4036 bitmap of header BBs.
4037 (tree_unroll_loops_completely): Adjust for that.
4039 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4041 * config/rs6000/altivec.h (vec_slv): New macro.
4042 (vec_srv): New macro.
4043 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4044 (UNSPEC_VSRV): New value.
4047 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4048 (vsrv): New builtin definition.
4049 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4050 define argument types for new builtin.
4051 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4053 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4056 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4057 Jocelyn Mayer <l_indien@magic.fr>
4060 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4061 detect processor family for signature_CENTAUR_ebx.
4062 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4063 signature_CENTAUR_ebx.
4064 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4065 <default>: Pass x86-64 for has_longmode.
4067 2016-06-01 Nathan Sidwell <nathan@acm.org>
4069 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4072 2016-06-01 Richard Biener <rguenther@suse.de>
4074 PR tree-optimization/71261
4075 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4076 of stmts successfully put in the bool pattern. Remove
4077 single-use restriction.
4078 (adjust_bool_pattern_cast): Add cast at the use site via the
4079 pattern def sequence.
4080 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4081 of patterned defs. Use the pattern def seqence instead of
4082 multiple independent patterns.
4083 (sort_after_uid): New qsort compare function.
4084 (adjust_bool_stmts): New function to process stmts in the bool
4085 pattern in IL order.
4086 (vect_recog_bool_pattern): Adjust.
4087 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4088 (ifcvt_walk_pattern_tree): Likewise.
4089 (stmt_is_root_of_bool_pattern): Likewise.
4090 (ifcvt_repair_bool_pattern): Likewise.
4091 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4093 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4095 * loop-unroll.c (decide_unroll_constant_iterations,
4096 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4097 likely upper bounds.
4098 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4100 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4102 * tree-core.h (enum omp_clause_code): Remove
4103 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4105 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4107 * config/arm/sync.md (arm_store_exclusive<mode>):
4108 Use 'H' output modifier on operands[2] rather than creating a new
4109 entry in out-of-bounds memory of the operands array.
4110 (arm_store_release_exclusivedi): Likewise.
4112 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4114 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4115 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4116 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4117 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4119 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4121 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4122 into account live statements for mask producers.
4124 2016-06-01 Richard Biener <rguenther@suse.de>
4126 PR tree-optimization/71311
4127 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4128 restrict to non-INTEGER_CST @0.
4130 2016-06-01 Richard Biener <rguenther@suse.de>
4132 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4133 (relational patterns): Use :c to avoid pattern duplications.
4135 2016-06-01 Richard Biener <rguenther@suse.de>
4137 * genmatch.c (comparison_code_p): New predicate.
4138 (swap_tree_comparison): New function.
4139 (commutate): Add for_vec parameter to append new for entries.
4140 Support commutating relational operators by swapping it alongside
4142 (lower_commutative): Adjust.
4143 (dt_simplify::gen): Do not pass artificial operators to gen
4145 (decision_tree::gen): Do not add artificial operators as parameters.
4146 (parser::parse_expr): Verify operator commutativity when :c is
4147 applied. Allow :C to override this.
4148 * match.pd: Adjust patterns to use :C instead of :c where required.
4150 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4152 PR tree-optimization/71077
4153 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4154 the combining step, use boolean_false_node and boolean_true_node
4155 as the designated false/true return values.
4157 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4159 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4160 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4161 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4164 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4166 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4167 of flags impliying the register renaming.
4168 * toplev.c (process_options): Do not imply flag_rename_registers with
4171 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4173 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4174 default implementation.
4176 2016-05-31 Nathan Sidwell <nathan@acm.org>
4178 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4180 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4182 * config/sh/constraints.md (b): Remove constraint.
4183 * config/sh/predicates.md (arith_reg_operand): Remove
4185 * config/sh/sh-modes.def (PDI): Remove.
4186 * config/sh/sh.c (sh_target_reg_class,
4187 sh_optimize_target_register_callee_saved): Remove functions.
4188 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4189 (sh_expand_epilogue): Update comment.
4190 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4191 sh_secondary_reload): Remove TARGET_REGS related code.
4192 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4193 TARGET_REGISTER_P): Remove macros.
4194 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4195 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4196 TR1_REG, TR2_REG): Remove constants.
4197 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4199 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4201 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4202 define_expand patterns.
4203 (adddi3_compact): Rename to adddi3.
4204 (subdi3_compact): Rename to subdi3.
4205 (*negdi2): Rename to negdi2.
4206 (*abs<mode>2): Rename to abs<mode>2.
4208 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4210 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4211 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4212 (atomic_sub_fetchsi): ... this new pattern.
4213 (mvtc): Add CC_REG clobber.
4215 2016-05-31 Marek Polacek <polacek@redhat.com>
4217 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4219 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4221 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4222 aarch64_fusion_enabled_p to check for fusion capabilities.
4224 2016-05-31 Richard Biener <rguenther@suse.de>
4226 PR tree-optimization/71352
4227 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4228 minus one and a negate.
4230 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4232 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4233 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4235 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4236 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4237 Remove use of aarch64_simd_attr_length_move, set length attribute
4239 (*aarch64_be_movoi): Likewise.
4240 (*aarch64_be_movci): Likewise.
4241 (*aarch64_be_movxi): Likewise.
4243 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4245 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4246 It no longer does that.
4247 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4249 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4251 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4252 attribute __unused__.
4254 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4256 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4257 * config/arm/arm.c (arm_arch_thumb1): Define.
4258 (arm_option_override): Initialize arm_arch_thumb1.
4259 * config/arm/arm.h (arm_arch_thumb1): Declare.
4260 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4261 support Thumb-1 ISA.
4263 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4266 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4267 `Yv' for scalar operand.
4269 2016-05-31 Tom de Vries <tom@codesourcery.com>
4271 PR tree-optimization/69068
4272 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4273 phis with more than two args.
4275 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4277 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4278 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4281 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4283 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4285 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4287 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4288 cpu_32, cpu_64, tune_32 and tune_64.
4289 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4291 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4293 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4295 2016-05-30 Andi Kleen <ak@linux.intel.com>
4297 * auto-profile.c (read_profile): Replace asserts with errors
4298 when file does not exist.
4299 * gcov-io.c (gcov_read_words): Dito.
4301 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4303 * tree-cfg.c (print_loop): Print likely upper bounds.
4305 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4307 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4308 * opts.c (default_options): Enable peel loops at -O3.
4309 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4310 (try_peel_loop): Do not re-peel already peeled loops;
4311 use likely upper bounds; fix profile updating.
4312 (pass_complete_unroll::execute): Initialize peeled_loops.
4314 2016-05-30 Martin Liska <mliska@suse.cz>
4316 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4317 computed costs by frequency of BB they belong to.
4318 (get_scaled_computation_cost_at): New function.
4320 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4321 Marc Glisse <marc.glisse@inria.fr>
4323 PR tree-optimization/71289
4324 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4326 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4328 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4330 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4332 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4333 for peeled copies; avoid underflow when updating estimates; correctly
4336 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4338 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4339 r236875. Corrected oe3 to oe2 as obvious.
4341 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4345 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4346 that inserted stmt will not dominate stmts that defines its operand.
4347 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4348 (rewrite_expr_tree_parallel): Likewise.
4350 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4353 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4354 all fields including stmt_to_insert are swapped.
4356 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4358 * predict.h (force_edge_cold): Declare.
4359 * predict.c (force_edge_cold): New function.
4360 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4362 (canonicalize_loop_induction_variables): Fix formating.
4364 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4366 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4367 (visium_expand_copysign): Use gen_int_mode directly.
4368 (visium_compute_frame_size): Minor tweaks.
4370 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4372 * tree-vect-loop.c (vect_analyze_loop_2): Use
4373 likely_max_stmt_executions_int.
4375 2016-05-30 Tom de Vries <tom@codesourcery.com>
4377 PR tree-optimization/69067
4378 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4380 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4383 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4384 New peepholes to remove unneeded fild/fistp pairs.
4385 (define_peephole2 atomic_loaddi_fpu): Ditto.
4387 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4389 * predict.c (maybe_hot_frequency_p): Avoid division.
4391 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4393 * doc/install.texi: Use https for shop.fsf.org.
4395 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4397 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4398 likely_max_stmt_executions_int.
4400 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4402 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4403 likely_max_stmt_executions_int.
4405 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4407 * profile.c (compute_branch_probabilities): Do not report hitrates
4409 (branch_prob): Report hitrates here.
4410 * predict.c (gimple_predict_edge): Do not assert profile status;
4411 fix formatting issues.
4413 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4415 * predict.c (edge_predicted_by_p): New function.
4416 (predict_paths_for_bb): Do not put multiple predictions of the same type
4419 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4421 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4424 2016-05-28 Alan Modra <amodra@gmail.com>
4426 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4428 2016-05-28 Alan Modra <amodra@gmail.com>
4430 PR rtl-optimization/71275
4431 * ira.c (ira): Free dominance info.
4433 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4435 * doc/sourcebuild.texi: New address for upstream Go repository.
4437 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4439 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4440 (TARGET_ARM_V7M): Likewise.
4442 2016-05-26 Jeff Law <law@redhat.com>
4444 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4445 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4446 * passes.def: Add jump threading passes before DOM/VRP.
4447 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4448 argument to a basic block from an edge. Remove tests which are
4450 (pass_data_thread_jumps, class pass_thread_jumps): New.
4451 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4452 (make_pass_thread_jumps): Likewise.
4453 * tree-pass.h (make_pass_thread_jumps): Declare.
4455 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4457 * config/visium/visium-protos.h (split_double_move): Rename into...
4458 (visium_split_double_move): ...this.
4459 (visium_split_double_add): Declare.
4460 * config/visium/visium.c (split_double_move): Rename into...
4461 (visium_split_double_move): ...this.
4462 (visium_split_double_add): New function.
4463 (visium_expand_copysign): Renumber operands for consistency.
4464 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4465 (DFmode move splitter): Likewise.
4466 (*addi3_insn): Split by means of visium_split_double_add.
4467 (*adddi3_insn_flags): Delete.
4468 (*plus_plus_sltu<subst_arith>): New insn.
4469 (*subdi3_insn): Split by means of visium_split_double_add.
4470 (subdi3_insn_flags): Delete.
4471 (*minus_minus_sltu<subst_arith>): New insn.
4472 (*negdi2_insn): Split by means of visium_split_double_add.
4473 (*negdi2_insn_flags): Delete.
4475 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4477 * configure.ac: Treat a --with-headers option without argument
4478 the same as the default (i.e. consult sys-include directory).
4479 * configure: Regenerate.
4481 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4483 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4484 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4486 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4487 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4489 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4492 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4493 tree-stdarg analysis results.
4494 (aarch64_setup_incoming_varargs): Likewise.
4496 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4498 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4499 va_list_gpr_counter_field and va_list_fpr_counter_field.
4501 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4504 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4505 * config/aarch64/aarch64.c
4506 (aarch64_cannot_change_mode_class): Remove function.
4507 * config/aarch64/aarch64-protos.h
4508 (aarch64_cannot_change_mode_class): Remove.
4510 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4512 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4513 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4514 get_likely_max_loop_iterations_int): New.
4515 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4516 any_likely_upper_bound.
4517 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4519 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4520 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4522 (unroll_loop_constant_iterations): Likewise.
4523 (unroll_loop_runtime_iterations): Likewise.
4524 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4525 * lto-streamer-out.c (output_cfg): Likewise.
4526 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4528 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4529 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4530 (likely_max_loop_iterations): New.
4531 (likely_max_loop_iterations_int): New.
4532 (likely_max_stmt_executions): New.
4533 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4534 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4535 likely_max_stmt_executions): Declare.
4537 2016-05-27 Marek Polacek <polacek@redhat.com>
4540 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4542 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4544 * config/s390/s390.md (2x risbg splitters): Use
4545 reg_overlap_mentioned_p instead of rtx_equal_p.
4547 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4549 * combine.c (make_compound_operation): Take known zero bits into
4550 account when checking for possible zero_extend.
4552 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4554 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4555 Use const_int_operand for operand 2 predicate. Simplify expand code
4558 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4561 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4564 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4566 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4567 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4568 that returns CC_SESWPmode and CC_ZESWPmode.
4569 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4571 (aarch64_rtx_costs): Likewise.
4573 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4575 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4576 for ISA 3.0 min/max support.
4577 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4578 conditional move support.
4579 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4580 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4582 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4583 conditional moves where the comparison type is different from move
4585 (fp_minmax): New code iterator for smin/smax.
4586 (minmax): New code attributes for min/max.
4587 (SMINMAX): Likewise.
4588 (smax<mode>3): Combine min, max insns into one insn using the
4589 fp_minmax code iterator. Add support for ISA 3.0 min/max
4590 instructions that don't need -ffast-math.
4591 (s<minmax><mode>3): Likewise.
4592 (smax<mode>3_vsx): Likewise.
4593 (smin<mode>3): Likewise.
4594 (s<minmax><mode>3_vsx): Likewise.
4595 (smin<mode>3_vsx): Likewise.
4596 (pre-VSX min/max splitters): Likewise.
4597 (s<minmax><mode>3_fpr): Likewise.
4598 (movsfcc): Rewrite floating point conditional moves to combine
4599 SFmode/DFmode into a single insn.
4600 (mov<mode>cc): Likewise.
4601 (movdfcc): Likewise.
4602 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4603 SFDF2 iterators to handle all combinations.
4604 (fseldfsf4): Likewise.
4605 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4606 (fseldfdf4): Likewise.
4607 (fselsfdf4): Likewise.
4608 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4609 comparison instructions that set a 0/-1 mask, and use it for
4610 floating point conditional move via XXSEL.
4611 (fpmask<mode>): Likewise.
4612 (xxsel<mode>): Likewise.
4613 * config/rs6000/predicates.md (min_max_operator): Delete, no
4615 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4616 instructions that generate a 0/-1 mask for use with XXSEL.
4617 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4618 say whether floating point min/max is available, either through
4619 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4620 (TARGET_MINMAX_DF): Likewise.
4622 2016-05-27 Alan Modra <amodra@gmail.com>
4624 PR rtl-optimization/71275
4625 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4626 for update_equiv_regs and combine_and_move_insns.
4628 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4630 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4631 if_then_else or cond RTXes to calculate attribute value.
4632 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4633 <attr "length_immediate>: Ditto.
4634 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4635 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4636 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4637 <attr "type">: Ditto.
4638 <attr "prefix_data16">: Ditto.
4639 <attr "prefix_extra">: Ditto.
4640 <attr "length_immediate">: Ditto.
4641 <attr "prefix">: Ditto.
4642 (vec_set<mode>_0) <attr "isa">: Ditto.
4643 <attr "prefix_extra">: Ditto.
4644 <attr "length_immediate">: Ditto.
4645 <attr "prefix">: Ditto.
4646 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4647 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4648 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4649 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4650 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4651 <attr "length_immediate">: Ditto.
4652 <attr "prefix">: Ditto.
4653 (sse2_movsd) <attr "length_immediate">: Ditto.
4654 <attr "prefix">: Ditto.
4655 (vec_concatv2df) <attr "isa">: Ditto.
4656 <attr "prefix">: Ditto.
4657 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4658 (*vec_extractv2di_1) <attr "isa">: Ditto.
4659 <attr "type">: Ditto.
4660 <attr "length_immediate">: Ditto.
4661 <attr "prefix_rex">: Ditto.
4662 <attr "prefix_extra">: Ditto.
4663 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4664 <attr "prefix_extra">: Ditto.
4665 <attr "length_immediate">: Ditto.
4666 (vec_concatv2di) <attr "isa">: Ditto.
4667 <attr "prefix_extra">: Ditto.
4668 <attr "length_immediate">: Ditto.
4669 <attr "prefix">: Ditto.
4671 2016-05-26 Martin Liska <mliska@suse.cz>
4673 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4675 (operator+): Likewise.
4676 (operator-): Likewise.
4677 (comp_cost::operator+=): Likewise.
4678 (comp_cost::operator-=): Likewise.
4679 (comp_cost::operator/=): Likewise.
4680 (comp_cost::operator*=): Likewise.
4681 (operator<): Likewise.
4682 (operator==): Likewise.
4683 (operator<=): Likewise.
4685 (infinite_cost_p): Likewise.
4686 (add_costs): Likewise.
4687 (sub_costs): Likewise.
4688 (compare_costs): Likewise.
4689 (set_group_iv_cost): Use the newly introduced functions.
4690 (get_address_cost): Likewise.
4691 (get_shiftadd_cost): Likewise.
4692 (force_expr_to_var_cost): Likewise.
4693 (split_address_cost): Likewise.
4694 (ptr_difference_cost): Likewise.
4695 (difference_cost): Likewise.
4696 (get_computation_cost_at): Likewise.
4697 (determine_group_iv_cost_generic): Likewise.
4698 (determine_group_iv_cost_address): Likewise.
4699 (determine_group_iv_cost_cond): Likewise.
4700 (autoinc_possible_for_pair): Likewise.
4701 (determine_group_iv_costs): Likewise.
4702 (cheaper_cost_pair): Likewise.
4703 (iv_ca_recount_cost): Likewise.
4704 (iv_ca_set_no_cp): Likewise.
4705 (iv_ca_set_cp): Likewise.
4706 (iv_ca_cost): Likewise.
4707 (iv_ca_new): Likewise.
4708 (iv_ca_dump): Likewise.
4709 (iv_ca_narrow): Likewise.
4710 (iv_ca_prune): Likewise.
4711 (iv_ca_replace): Likewise.
4712 (try_add_cand_for): Likewise.
4713 (try_improve_iv_set): Likewise.
4714 (find_optimal_iv_set): Likewise.
4716 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4718 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4719 that internal functions will clobber all caller-saved registers.
4721 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4723 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4724 Return a better case_values_threshold when optimizing.
4726 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4728 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4729 Add ? to integer variant.
4730 (aarch64_combinez_be): Likewise.
4732 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4734 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4735 instead of x constraint.
4736 (vcvtps2ph256<mask_name>): Likewise.
4738 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4739 alternative. Formatting fix.
4741 * config/i386/sse.md
4742 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4744 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4745 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4746 maybe_evex prefix instead of vex.
4747 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4748 EXT_REX_SSE_REG_P (op0) case in the splitter.
4750 2016-05-25 Jeff Law <law@redhat.com>
4752 PR tree-optimization/71272
4753 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4754 Update comments. Add test for empty path.
4756 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4758 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4759 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4760 special case builtin.
4761 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4762 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4763 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4764 for __builtin_vec_cmpne.
4766 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4768 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4769 redundant test and bail out if the type of the new operand is not
4770 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4772 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4774 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4775 (x_ix86_target_flags_explicit): Remove.
4776 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4777 x_ix86_target_flags_explicit.
4778 (ix86_function_specific_restore): Ditto.
4780 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4781 H.J. Lu <hongjiu.lu@intel.com>
4784 * common/config/i386/i386-common.c
4785 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4786 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4787 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4788 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4789 (-mgeneral-regs-only): Add new option.
4790 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4791 x87 instructions if only general registers are allowed.
4792 (ix86_target_string): Add ix86_flags argument. Handle additional
4793 flags options through ix86_flags argument. Update all callers.
4794 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4796 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4798 PR rtl-optimization/66940
4799 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4800 decrementing desired_val will not overflow before performing these
4803 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4805 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4806 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4807 * config/i386/i386.c (enum ix86_builtins): Add
4808 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4809 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4810 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4811 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4812 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4813 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4814 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4815 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4816 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4817 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4818 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4819 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4820 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4821 __builtin_ia32_cvtps2dq512_mask.
4822 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4823 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4824 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4825 * config/i386/sse.md
4826 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4828 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4829 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4831 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4832 (avx512f_vec_pack_sfix_v8df): New define_expand.
4833 (avx512f_roundpd512): Rename to ...
4834 (avx512f_round<castmode>512): ... this. Change iterator.
4835 (avx512f_roundps512_sfix): New define_expand.
4836 (round<mode>2_sfix): Change iterator.
4838 2016-05-25 Nick Clifton <nickc@redhat.com>
4840 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4841 static interrupt handler is detected.
4842 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4843 default linker script.
4844 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4845 the low part of a symbolic pointer.
4847 2016-05-25 Richard Biener <rguenther@suse.de>
4849 PR tree-optimization/71261
4850 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4851 interesting stmt instead of immediate uses when looking
4852 for the use operand to replace.
4854 2016-05-25 Martin Liska <mliska@suse.cz>
4856 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4858 2016-05-25 Richard Biener <rguenther@suse.de>
4860 PR tree-optimization/71264
4861 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4864 2016-05-25 Martin Liska <mliska@suse.cz>
4866 PR tree-optimization/71239
4867 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4868 if DECL_SIZE is NULL.
4870 2016-05-25 Richard Biener <rguenther@suse.de>
4872 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4873 * tree-if-conv.c (pass_data_if_conversion): Use it.
4875 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4877 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4878 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4879 * varpool.c (varpool_node::get_availability): Likewise.
4881 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4883 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4884 VNEGW/VNEGD instructions.
4885 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4886 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4887 support for ISA 3.0 VNEGW/VNEGD instructions.
4889 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4891 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4892 pointers inside OACC_DATA regions.
4893 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4894 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4895 (gimplify_adjust_omp_clauses): Fix typo in comment.
4897 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4899 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4900 parity built-in functions.
4901 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4903 (p9v_parity<mode>2): Likewise.
4904 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4906 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4907 (parity<mode>2): ISA 3.0 expander for vector parity.
4908 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4910 (BU_P9_64BIT_MISC_0): Likewise.
4911 (BU_P9_MISC_0): Likewise.
4912 (BU_P9V_AV_1): Likewise.
4913 (BU_P9V_AV_2): Likewise.
4914 (BU_P9V_AV_3): Likewise.
4915 (BU_P9V_AV_P): Likewise.
4916 (BU_P9V_VSX_1): Likewise.
4917 (BU_P9V_OVERLOAD_1): Likewise.
4918 (BU_P9V_OVERLOAD_2): Likewise.
4919 (BU_P9V_OVERLOAD_3): Likewise.
4920 (VCTZB): Add vector count trailing zeros support.
4924 (VPRTYBD): Add vector parity support.
4925 (VPRTYBQ): Likewise.
4926 (VPRTYBW): Likewise.
4927 (VCTZ): Add overloaded vector count trailing zeros support.
4928 (VPRTYB): Add overloaded vector parity support.
4929 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4930 overloaded vector count trailing zeros and parity instructions.
4931 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4932 vector parity support.
4933 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4934 trailing zeros support.
4935 (vec_cntlz): Likewise.
4936 (vec_vctzb): Likewise.
4937 (vec_vctzd): Likewise.
4938 (vec_vctzh): Likewise.
4939 (vec_vctzw): Likewise.
4940 (vec_vprtyb): Add ISA 3.0 vector parity support.
4941 (vec_vprtybd): Likewise.
4942 (vec_vprtybw): Likewise.
4943 (vec_vprtybq): Likewise.
4944 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4945 the ISA 3.0 vector count trailing zeros and vector parity built-in
4948 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4950 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4951 when there is stmt_to_insert.
4953 2016-05-24 Martin Sebor <msebor@redhat.com>
4956 * tree.h (complete_or_array_type_p): New inline function.
4958 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4960 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4961 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4962 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4964 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4965 Limit 1st alternative to noavx isa, split 2nd alternative into one
4966 noavx and one avx alternative, use *x and Bm in the former and
4967 x and m in the latter.
4969 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4970 of sse4 for the first alternative, drop %v from the template
4971 and d operand modifier. Split second alternative into one sse4_noavx
4972 and one avx alternative, use *x instead of *v in the former and v
4973 instead of *v in the latter.
4974 (*sse4_1_extractps): Use noavx isa instead of * for the first
4975 alternative, drop %v from the template. Split second alternative into
4976 one noavx and one avx alternative, use *x instead of *v in the
4977 former and v instead of *v in the latter.
4978 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4979 with noavx and the last one with avx.
4980 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4981 split the second one into one noavx and one avx alternative,
4982 use *x and Bm in the former and x and m in the latter one.
4983 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4986 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4987 first two alternatives to noavx, use *x instead of *v in the second
4988 one, add avx alternative without *.
4989 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4990 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4991 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4993 2016-05-24 Jeff Law <law@redhat.com>
4995 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4996 New function, extracted from...
4997 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4998 Allow simple copies and constant initializations in the SSA chain.
5000 2016-05-24 Marek Polacek <polacek@redhat.com>
5003 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5006 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5009 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5010 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5011 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5012 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5013 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5015 2016-05-24 Richard Biener <rguenther@suse.de>
5017 PR tree-optimization/71240
5018 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5021 2016-05-24 Richard Biener <rguenther@suse.de>
5023 PR tree-optimization/71230
5024 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5026 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5028 * tree-vectorizer.h (vectorizable_comparison): Delete.
5029 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5030 PURE_SLP_STMT check.
5031 * tree-vect-stmts.c (vectorizable_call): Likewise.
5032 (vectorizable_simd_clone_call): Likewise.
5033 (vectorizable_conversion): Likewise.
5034 (vectorizable_assignment): Likewise.
5035 (vectorizable_shift): Likewise.
5036 (vectorizable_operation): Likewise.
5037 (vectorizable_load): Likewise.
5038 (vectorizable_condition): Likewise.
5039 (vectorizable_store): Likewise. Assert that we don't have
5041 (vectorizable_comparison): Make static. Remove redundant
5042 PURE_SLP_STMT check.
5043 (vect_transform_stmt): Assert that we always have an slp_node
5046 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5048 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5049 operands[2] against 1 with comparison against CONST1_RTX.
5050 (<shift>di3_neon): Likewise.
5051 * config/arm/predicates.md (const0_operand): Replace with comparison
5054 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5056 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5057 operands[2] against 1 with comparison against CONST1_RTX.
5058 (ashrdi3): Likewise.
5059 (lshrdi3): Likewise.
5060 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5062 (ashrsi3): Likewise.
5063 (lshrsi3): Likewise.
5064 (rotrsi3): Likewise.
5065 (define_split above *compareqi_eq0): Likewise.
5066 (define_split above "prologue"): Likewise.
5067 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5068 * config/arm/predicates.md (shift_operator): Likewise.
5069 (shift_nomul_operator): Likewise.
5070 (sat_shift_operator): Likewise.
5071 (thumb1_cmp_operand): Likewise.
5072 (const_neon_scalar_shift_amount_operand): Replace manual range
5073 check with IN_RANGE.
5074 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5075 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5077 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5079 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5080 with HOST_WIDE_INT_1.
5082 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5083 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5084 (arm_canonicalize_comparison): Likewise.
5085 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5087 (thumb1_size_rtx_costs): Likewise.
5088 (vfp_const_double_index): Replace cast of 1 to unsigned
5089 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5090 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5092 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5093 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5094 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5095 HOST_WIDE_INT with HOST_WIDE_INT_1.
5097 2016-05-24 Marek Polacek <polacek@redhat.com>
5099 * tree-cfg.h (should_remove_lhs_p): New predicate.
5100 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5101 * gimplify.c (gimplify_modify_expr): Likewise.
5102 * tree-cfg.c (verify_gimple_call): Likewise.
5103 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5104 * gimple-fold.c: Include "tree-cfg.h".
5105 (gimple_fold_call): Use should_remove_lhs_p.
5107 2016-05-24 Richard Biener <rguenther@suse.de>
5109 PR tree-optimization/71253
5110 * cfganal.h (control_dependences): Make robust against edge
5112 (control_dependences::control_dependences): Remove edge_list argument.
5113 (control_dependences::get_edge): Remove.
5114 (control_dependences::get_edge_src): Add.
5115 (control_dependences::get_edge_dest): Likewise.
5116 (control_dependences::m_el): Make a vector of edge src/dest index.
5117 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5118 (control_dependences::control_dependences): Likewise.
5119 (control_dependences::~control_dependence): Likewise.
5120 (control_dependences::get_edge): Remove.
5121 (control_dependences::get_edge_src): Add.
5122 (control_dependences::get_edge_dest): Likewise.
5123 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5125 (perform_tree_ssa_dce): Adjust.
5126 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5128 (pass_loop_distribution::execute): Adjust. Do loop destroying
5129 conditional on changed.
5131 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5134 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5135 return. Reindent transformation comment and mention the ARM state
5138 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5141 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5142 after build_and_add_sum creates new use stmt.
5144 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5146 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5147 load_lanes/grouped_load classification comes first. Don't check
5148 whether the vectorization factor is a multiple of the group size
5151 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5153 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5154 GROUP_GAP for single-element interleaving.
5155 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5158 2016-05-24 Richard Biener <rguenther@suse.de>
5162 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5163 bases which are accessed with non-invariant indices.
5164 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5165 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5167 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5170 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5171 (add_to_ops_vec): Add stmt_to_insert.
5172 (add_repeat_to_ops_vec): Init stmt_to_insert.
5173 (insert_stmt_before_use): New.
5174 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5176 (get_ops): Init stmt_to_insert.
5177 (maybe_optimize_range_tests): Likewise.
5178 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5179 (rewrite_expr_tree_parallel): Likewise.
5180 (reassociate_bb): Likewise.
5182 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5185 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5186 ISA 3.0 xxperm fusion alternative.
5187 (altivec_vperm_v8hiv16qi): Likewise.
5188 (altivec_vperm_<mode>_uns_internal): Likewise.
5189 (vperm_v8hiv4si): Likewise.
5190 (vperm_v16qiv8hi): Likewise.
5192 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5193 Kelvin Nilsen <kelvin@gcc.gnu.org>
5195 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5196 vpermr/xxpermr on ISA 3.0.
5197 (altivec_expand_vec_perm_le): Likewise.
5198 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5199 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5202 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5204 * config/i386/i386.h (IS_STACK_MODE): Enable for
5205 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5206 SSE_FLOAT_MODE_P macros.
5207 * config/i386/i386.c (ix86_preferred_reload_class): Use
5208 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5209 Cleanup regclass processing for CONST_DOUBLE_P.
5210 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5211 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5212 with IS_STACK_MODE macro.
5213 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5215 (*movdf_internal): Use IS_STACK_MODE macro.
5216 (*movsf_internal): Ditto.
5218 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5220 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5221 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5223 2016-05-23 Jeff Law <law@redhat.com>
5225 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5227 (fsm_find_control_statement_thread_paths): Call it.
5229 2016-05-23 Martin Jambor <mjambor@suse.cz>
5232 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5233 from_global_constant if t is not NULL.
5235 2016-05-23 Marek Polacek <polacek@redhat.com>
5238 * common.opt (Wswitch-unreachable): New option.
5239 * doc/invoke.texi: Document -Wswitch-unreachable.
5240 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5243 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5245 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5246 TMR_INDEX is non-NULL.
5248 2016-05-23 Richard Biener <rguenther@suse.de>
5250 PR tree-optimization/71230
5251 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5252 (try_special_add_to_ops): ... here. Always test for single-use.
5254 2016-05-23 Martin Jambor <mjambor@suse.cz>
5256 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5257 default block if a PHI node in the original one would be resized.
5259 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5261 PR tree-optimization/58135
5262 * tree-vect-slp.c: When group size is not multiple
5263 of vector size, allow splitting of store group at
5266 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5268 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5270 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5272 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5273 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5274 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5277 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5278 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5279 v constraint instead of x and vinserti32x4 insn.
5281 * config/i386/sse.md (i128vldq): New mode iterator.
5282 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5283 avx512dq and avx512vl alternatives.
5285 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5286 constraint, use maybe_evex prefix instead of vex.
5287 (vec_dupv4sf): Use v constraint instead of x for output
5288 operand except for noavx alternative, use Yv constraint
5289 instead of x for input. Use maybe_evex prefix instead of vex.
5290 (*vec_dupv4si): Likewise.
5291 (*vec_dupv2di): Likewise.
5293 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5296 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5297 (linearize_expr_tree): Call try_special_add_to_ops.
5298 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5300 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5302 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5303 to computed stack_usage.
5305 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5308 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5309 operand is subreg (symbol_ref) then move the symbol ref to register.
5311 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5313 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5315 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5318 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5321 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5323 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5324 ranges by calling get_single_symbol and tidy up. Look more closely
5325 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5327 2016-05-20 Jeff Law <law@redhat.com>
5329 * bitmap.c (bitmap_find_bit): Remove useless test.
5331 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5333 * function.c (thread_prologue_and_epilogue_insns): Commit the
5334 insertion of the epilogue.
5336 2016-05-20 Martin Jambor <mjambor@suse.cz>
5338 PR tree-optimization/70884
5339 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5340 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5341 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5342 of constant pool data as a reason for scalarization.
5344 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5346 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5347 for naked functions.
5348 (thumb1_expand_prologue): Likewise.
5350 2016-05-20 Nathan Sidwell <nathan@acm.org>
5352 * config/nvptx/nptx.c (nvptx_option_override): Only set
5353 flag_toplevel_reorder, if not explicitly specified. Set
5354 flag_no_common, unless explicitly specified.
5356 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5358 * calls.c (can_implement_as_sibling_call_p): Mark param
5359 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5361 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5363 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5364 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5365 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5367 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5368 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5371 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5373 * config/nvptx/nvptx.md (sincossf3): New pattern.
5375 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5377 * calls.c (maybe_complain_about_tail_call): New function.
5378 (initialize_argument_information): Call
5379 maybe_complain_about_tail_call when clearing *may_tailcall.
5380 (can_implement_as_sibling_call_p): Call
5381 maybe_complain_about_tail_call when returning false.
5382 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5383 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5384 if tail-call optimization fails.
5385 * cfgexpand.c (expand_call_stmt): Initialize
5386 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5387 * gimple-pretty-print.c (dump_gimple_call): Dump
5388 gimple_call_must_tail_p.
5389 * gimple.c (gimple_build_call_from_tree): Call
5390 gimple_call_set_must_tail with the value of
5391 CALL_EXPR_MUST_TAIL_CALL.
5392 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5393 (gimple_call_set_must_tail): New function.
5394 (gimple_call_must_tail_p): New function.
5395 * print-tree.c (print_node): Update printing of TREE_STATIC
5396 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5397 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5398 trailing comment listing applicable flags.
5399 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5401 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5403 * calls.c (expand_call): Move "Rest of purposes for tail call
5404 optimizations to fail" to...
5405 (can_implement_as_sibling_call_p): ...this new function, and
5406 split into multiple "if" statements.
5408 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5410 * cfgloop.h (expected_loop_iterations_unbounded,
5411 expected_loop_iterations): Unconstify.
5412 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5413 profile with known upper bound; return 3 when profile is absent.
5414 (expected_loop_iterations): Update.
5416 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5418 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5419 and get_max_loop_iterations_int.
5421 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5423 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5424 realistic upper bounds here.
5426 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5429 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5430 calls if the LHS is variable length or has addressable type.
5431 If targets[0]->decl is a noreturn call with void return type and
5432 zero arguments, adjust fntype and remove lhs in that case.
5434 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5436 PR tree-optimization/71079
5437 PR tree-optimization/71206
5438 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5440 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5442 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5443 (get_vec_alignment_for_array_decl): Likewise.
5444 (get_vec_alignment_for_record_decl): Likewise.
5445 (increase_alignment::execute): Move code to find alignment to
5446 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5447 (type_align_map): New hash_map.
5449 2016-05-20 Richard Guenther <rguenther@suse.de>
5451 PR tree-optimization/29756
5452 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5453 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5454 * fold-const.c (operand_equal_p): Likewise.
5455 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5456 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5457 * tree-inline.c (estimate_operator_cost): Likewise.
5458 * tree-pretty-print.c (dump_generic_node): Likewise.
5459 * tree-ssa-operands.c (get_expr_operands): Likewise.
5460 * cfgexpand.c (expand_debug_expr): Likewise.
5461 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5462 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5463 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5464 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5465 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5466 (execute_update_addresses_taken): Do it.
5468 2016-05-20 Richard Biener <rguenther@suse.de>
5470 PR tree-optimization/71185
5471 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5472 register operations.
5474 2016-05-20 Richard Biener <rguenther@suse.de>
5476 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5477 gimple_seq_add_seq_without_update.
5478 (release_bb_predicate): Assert we have no operands to free.
5479 (if_convertible_loop_p_1): Calculate post dominators later.
5480 Do not free BB predicates here.
5481 (combine_blocks): Do not recompute BB predicates.
5482 (version_loop_for_if_conversion): Save BB predicates around
5485 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5487 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5488 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5489 code. Ignore sibcalls on EDGE_IGNORE edges.
5490 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5491 on edges for sibcalls that run without prologue. The rest of the
5492 function is combined from...
5493 (fix_fake_fallthrough_edge): ... this, and ...
5494 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5495 function argument, make it a local variable.
5497 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5499 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5500 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5501 for 32-bit mode and SEH for 64-bit.
5502 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5503 TARGET_64BIT_DEFAULT.
5505 2016-05-19 Ryan Burn <contact@rnburn.com>
5507 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5508 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5510 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5512 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5513 force pending loads from memory.
5515 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5517 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5518 (UNSPEC_DARN_32): New unspec constant.
5519 (UNSPEC_DARN_RAW): New unspec constant.
5520 (darn_32): New instruction.
5521 (darn_raw): New instruction.
5522 (darn): New instruction.
5523 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5524 support and documentation for this macro.
5525 (BU_P9_MISC_1): New macro definition.
5526 (BU_P9_64BIT_MISC_0): New macro definition.
5527 (BU_P9_MISC_0): New macro definition.
5528 (darn_32): New builtin definition.
5529 (darn_raw): New builtin definition.
5530 (darn): New builtin definition.
5531 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5532 RS6000_BUILTIN_0 directives to surround each occurrence of
5533 #include "rs6000-builtin.def".
5534 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5535 RS6000_BTM_64BIT flags to the returned mask, depending on
5537 (def_builtin): Correct an error in the assignments made to the
5538 debugging variable attr_string.
5539 (rs6000_expand_builtin): Add support for no-operand built-in
5541 (builtin_function_type): Remove fatal_error assertion that is no
5543 (rs6000_common_init_builtins): Add support for no-operand built-in
5545 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5547 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5549 (RS6000_BTM_64BIT): New macro definition.
5550 * doc/extend.texi: Document __builtin_darn (void),
5551 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5554 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5556 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5557 max_loop_iterations_int.
5559 2016-05-19 Marek Polacek <polacek@redhat.com>
5561 PR tree-optimization/71031
5562 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5563 condition and adjust the code a bit.
5565 2016-05-19 Martin Liska <mliska@suse.cz>
5567 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5568 auto_vec instead of vec.
5570 2016-05-19 Martin Liska <mliska@suse.cz>
5572 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5574 2016-05-19 Martin Liska <mliska@suse.cz>
5576 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5578 2016-05-19 Martin Liska <mliska@suse.cz>
5580 * ipa-pure-const.c (set_function_state): Remove an existing
5582 (remove_node_data): Do not free it as it's released
5583 in set_function_state.
5585 2016-05-19 Martin Liska <mliska@suse.cz>
5587 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5590 2016-05-19 Martin Liska <mliska@suse.cz>
5592 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5594 2016-05-19 Martin Liska <mliska@suse.cz>
5596 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5597 an auto_vec instead of re-creating it.
5599 2016-05-19 Martin Liska <mliska@suse.cz>
5601 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5602 auto_vec instead of vec.
5604 2016-05-19 Martin Liska <mliska@suse.cz>
5606 * lto-section-in.c (lto_get_section_data): Call
5607 lto_check_version with additional argument.
5608 * lto-streamer.c (lto_check_version): Add new argument.
5609 * lto-streamer.h (lto_check_version): Likewise.
5611 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5613 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5614 Don't add cost of inner memory when handling sign-extended loads.
5616 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5618 PR rtl-optimization/71148
5619 * cse.c (cse_main): Free dominance info.
5620 (rest_of_handle_cse): Don't free dominance info.
5621 (rest_of_handle_cse2): Likewise.
5622 (rest_of_handle_cse_after_global_opts): Likewise.
5624 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5627 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5628 NULL_TREE early if NEON is not available. Remove now redundant check
5629 in ARM_CHECK_BUILTIN_MODE.
5631 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5634 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5635 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5636 * doc/cpp.texi: Document new macros.
5638 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5640 PR tree-optimization/69848
5641 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5642 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5644 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5646 * function.c (thread_prologue_and_epilogue_insn): Move the
5647 "goto epilogue_done" one block later.
5649 2016-05-19 Richard Biener <rguenther@suse.de>
5651 PR tree-optimization/70729
5652 * passes.def: Move LIM pass before PRE. Remove no longer
5653 required copyprop and move first DCE out of the loop pipeline.
5655 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5658 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5659 (OBJS-libcommon-target): ...here.
5660 * opts-common.c: Include spellcheck.h.
5661 (cmdline_handle_error): Build a vec of valid options and use it
5662 to suggest provide hints for misspelled arguments.
5664 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5667 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5668 lhs if it has TREE_ADDRESSABLE type.
5670 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5673 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5674 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5676 2016-05-18 Martin Jambor <mjambor@suse.cz>
5679 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5680 input for NOP_EXPR pass-through functions.
5681 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5682 aggregate global constant VAR_DECLs in constant jump functions.
5684 2016-05-18 Martin Jambor <mjambor@suse.cz>
5687 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5688 from TREE_READONLY parameters.
5690 2016-05-18 Martin Jambor <mjambor@suse.cz>
5693 * cgraph.h (cgraph_indirect_call_info): New field
5694 guaranteed_unmodified.
5695 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5696 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5698 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5699 pass the parameter value to ipa_find_agg_cst_for_param.
5700 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5701 guaranteed_unmodified, store AA results there instead of bailing out
5703 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5704 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5705 (find_constructor_constant_at_offset): New function.
5706 (ipa_find_agg_cst_from_init): Likewise.
5707 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5708 static initializers of contants, report back through a new paameter
5709 from_global_constant if that was the case.
5710 (try_make_edge_direct_simple_call): Also pass parameter value to
5711 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5713 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5714 (ipa_read_indirect_edge_info): Likewise.
5715 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5716 (ipa_load_from_parm_agg): Likewise.
5718 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5720 PR rtl-optimization/71150
5721 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5724 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5727 * config/rs6000/constraints.md (wE constraint): New constraint
5728 for a vector constant that can be loaded with XXSPLTIB.
5729 (wM constraint): New constraint for a vector constant of a 1's.
5730 (wS constraint): New constraint for a vector constant that can be
5731 loaded with XXSPLTIB and a vector sign extend instruction.
5732 * config/rs6000/predicates.md (xxspltib_constant_split): New
5733 predicates for wE/wS constraints.
5734 (xxspltib_constant_nosplit): Likewise.
5735 (easy_vector_constant): Add support for constants that can be
5736 loaded via XXSPLTIB.
5737 (all_ones_constant): New predicate for vector constant with all
5739 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5740 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5741 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5742 instruction and possibly with a sign extension.
5743 (output_vec_const_move): Add support for XXSPLTIB. If we are
5744 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5745 instead of XXLXOR/XXLORC.
5746 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5748 (rs6000_legitimize_reload_address): Likewise.
5749 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5751 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5752 combine VSX_M and VSX_M2 into one iterator.
5754 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5755 (VSINT_842): Likewise.
5756 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5757 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5758 XXSPLTIB instruction.
5759 (xxspltib_<mode>_nosplit): Likewise.
5760 (xxspltib_<mode>_split): New insn to load up constants with
5761 XXSPLTIB and a sign extend instruction.
5762 (vsx_mov<mode>): Replace single move that handled all vector types
5763 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5764 moves (when -mvsx-timode is in effect) into the main vector
5765 moves. Eliminate separate moves for <VSr> <VSa>, where the
5766 preferred register class (<VSr>) is listed first, and the
5767 secondary register class (<VSa>) is listed second with a '?' to
5768 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5769 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5770 that if the register was involved in a slow operation, the
5771 clear/set operation does not wait for the slow operation to
5772 finish. Adjust the length attributes for 32-bit mode. Use
5773 rs6000_output_move_128bit and drop the use of the string
5774 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5775 spacing so that the alternatives and attributes don't generate
5776 long lines, and put things in columns, so that it is easier to
5777 match up the operands and attributes with the insn alternatives.
5778 (vsx_mov<mode>_64bit): Likewise.
5779 (vsx_mov<mode>_32bit): Likewise.
5780 (vsx_movti_64bit): Fold movti into normal vector moves.
5781 (vsx_movti_32bit): Likewise.
5782 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5784 (vsx_splat_v4si_internal): Likewise.
5785 (vsx_splat_v4sf_internal): Likewise.
5786 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5787 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5788 extend vector elements.
5789 (vsx_sign_extend_hi_<mode>): Likewise.
5790 (vsx_sign_extend_si_v2di): Likewise.
5791 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5793 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5794 constraints. Add trailing period to wL documentation.
5796 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5799 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5800 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5801 * tree-call-cdce.c: Include tree-dfa.h.
5802 (can_guard_call_p): New function, extracted from...
5803 (can_use_internal_fn): ...here.
5804 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5806 (shrink_wrap_one_built_in_call): Likewise.
5807 (use_internal_fn): Likewise.
5808 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5809 and return void. Call replace_abnormal_ssa_names.
5810 (pass_call_cdce::execute): Check can_guard_call_p during the
5811 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5812 will always change something.
5814 2016-05-18 Martin Jambor <mjambor@suse.cz>
5817 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5818 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5820 2016-05-18 Martin Jambor <mjambor@suse.cz>
5823 * ipa-inline.h (condition): New field size.
5824 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5825 for comaprison and store it into the new condition.
5826 (evaluate_conditions_for_known_args): Use condition size to check
5827 access sizes for all but CHANGED conditions.
5828 (unmodified_parm_1): New parameter size_p, store access size into it.
5829 (unmodified_parm): Likewise.
5830 (unmodified_parm_or_parm_agg_item): Likewise.
5831 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5832 (set_cond_stmt_execution_predicate): Extract access sizes and store
5834 (set_switch_stmt_execution_predicate): Likewise.
5835 (will_be_nonconstant_expr_predicate): Likewise.
5836 (will_be_nonconstant_predicate): Likewise.
5837 (inline_read_section): Stream condition size.
5838 (inline_write_summary): Likewise.
5840 2016-05-18 Richard Biener <rguenther@suse.de>
5842 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5843 condition cost to PHI cost instead of total_cost.
5845 2016-05-18 Martin Liska <mliska@suse.cz>
5848 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5851 2016-05-18 Richard Biener <rguenther@suse.de>
5853 * lto-streamer.h (LTO_major_version): Bump to 6.
5855 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5857 * function.c (make_split_prologue_seq, make_prologue_seq,
5858 make_epilogue_seq): New functions, factored out from...
5859 (thread_prologue_and_epilogue_insns): Here.
5861 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5863 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5864 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5865 of before. Add a comment.
5867 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5869 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5870 expression pointer, not pointer to the pointer.
5872 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5874 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5875 (avx2_pbroadcast<mode>): Add another alternative with v instead
5876 of x constraints in it, using <pbroadcast_evex_isa> isa.
5877 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5879 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5880 constraint x instead of v in second alternative, add avx512bw
5883 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5884 constraint x instead of v in second alternative, add avx512bw
5887 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5888 constraint x instead of v in second alternative, add avx512bw
5891 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5892 avx512bw alternative.
5894 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5896 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5898 (define_insn "*andnottf3"): Ditto.
5899 (define_insn "*<code><mode>3"/any_logic): Ditto.
5900 (define_insn "*<code>tf3"/any_logic): Ditto.
5901 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5902 operand to block AVX-512VL insn variant emit when it is not enabled.
5904 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5906 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5907 constraint fot SF mode.
5909 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5910 Kirill Yukhin <kirill.yukhin@intel.com>
5912 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5914 (define_insn "rsqrt14<mode>"): Ditto.
5915 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5916 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5917 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5918 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5919 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5921 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5922 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5923 * config/i386/i386.c (ix86_print_operand): Expand check for size
5924 override codes for Intel syntax.
5926 2016-05-18 Richard Biener <rguenther@suse.de>
5928 PR tree-optimization/71168
5929 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5930 initialization earlier.
5932 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5934 * config/aarch64/aarch64-simd.md
5935 (aarch64_reduc_plus_internal<mode>): Rename to...
5936 (reduc_plus_scal): ...This, and remove previous implementation.
5938 2016-05-18 Richard Biener <rguenther@suse.de>
5940 * passes.def: Put late dse and cd_dce in canonical order.
5942 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5944 * ipa-inline-transform.c (preserve_function_body_p): Look for
5945 first non-thunk clone.
5946 (save_function_body): Save into first non-thunk.
5947 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5949 (lto_output_node): Inline thunks don't need body in every
5951 * lto-streamer-in.c: Do not fixup thunk clones.
5952 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5954 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5957 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5960 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5961 (reassociate_bb): Call transform_add_to_multiply.
5963 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5965 * config/aarch64/aarch64.c (all_extensions): Removed unused
5968 2016-05-17 Nathan Sidwell <nathan@acm.org>
5970 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5971 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5973 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5975 PR tree-optimization/54579
5977 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5979 2016-05-17 Marek Polacek <polacek@redhat.com>
5982 * tree-inline.c (expand_call_inline): Call
5983 maybe_remove_unused_call_args.
5985 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5987 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5988 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5989 * doc/md.texi (fmin@var{m}3): Likewise.
5991 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5993 * match.pd (X & C): New transformation.
5995 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5997 * match.pd (~X & Y): New transformation.
5999 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6001 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6002 information for new SSA_NAME.
6003 (simplify_conversion_using_ranges): Get range through get_range_info
6004 instead of get_value_range.
6006 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6008 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6009 Remove inline assembly.
6010 (vmvn_s16): Likewise.
6011 (vmvn_s32): Likewise.
6012 (vmvn_u8): Likewise.
6013 (vmvn_u16): Likewise.
6014 (vmvn_u32): Likewise.
6015 (vmvnq_s8): Likewise.
6016 (vmvnq_s16): Likewise.
6017 (vmvnq_s32): Likewise.
6018 (vmvnq_u8): Likewise.
6019 (vmvnq_u16): Likewise.
6020 (vmvnq_u32): Likewise.
6021 (vmvn_p8): Likewise.
6022 (vmvnq_p16): Likewise.
6024 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6026 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6028 (vmul_n_s16): Likewise.
6029 (vmul_n_s32): Likewise.
6030 (vmul_n_u16): Likewise.
6031 (vmul_n_u32): Likewise.
6032 (vmulq_n_f32): Likewise.
6033 (vmulq_n_f64): Likewise.
6034 (vmulq_n_s16): Likewise.
6035 (vmulq_n_s32): Likewise.
6036 (vmulq_n_u16): Likewise.
6037 (vmulq_n_u32): Likewise.
6039 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6041 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6042 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6044 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6046 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6047 to *aarch64_fma4_elt_from_dup<mode>.
6048 (*aarch64_fnma4_elt_to_128df): Rename to
6049 *aarch64_fnma4_elt_from_dup<mode>.
6050 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6051 (vfms_n_f32): Likewise.
6052 (vfms_n_f64): Likewise.
6053 (vfmsq_n_f32): Likewise.
6054 (vfmsq_n_f64): Likewise.
6056 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6058 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6060 2016-05-17 Richard Biener <rguenther@suse.de>
6062 PR tree-optimization/71132
6063 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6064 Only add control dependences for blocks in the loop.
6065 (build_rdg): Adjust.
6066 (generate_code_for_partition): Return whether loop should
6067 be destroyed and delay that.
6068 (distribute_loop): Likewise.
6069 (pass_loop_distribution::execute): Record loops to be destroyed
6070 and perform delayed destroying of loops.
6072 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6075 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6077 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6079 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6081 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6084 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6085 insertion point for instructions generated by validize_mem.
6087 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6089 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6092 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6094 * config/aarch64/aarch64.c
6095 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6096 rather than a macro.
6098 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6100 * doc/invoke.texi (AArch64 Options): Various updates.
6102 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6104 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6105 into instrumentation thunks.
6106 * cif-code.def (CIF_CHKP): New.
6108 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6110 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6112 2016-05-16 Martin Jambor <mjambor@suse.cz>
6114 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6115 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6117 2016-05-16 Marek Polacek <polacek@redhat.com>
6119 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6122 2016-05-16 Martin Jambor <mjambor@suse.cz>
6125 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6126 the outlined kernel function.
6128 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6130 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6131 (ISA_HAS_DLSA): Ditto.
6133 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6135 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6137 2016-05-16 Nathan Sidwell <nathan@acm.org>
6139 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6140 (nvptx_name_replacement): Restore. Add comment.
6141 (write_fn_proto, write_fn_proto_from_insn,
6142 nvptx_output_call_insn): Restore
6143 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6145 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6147 * config/aarch64/aarch64.md
6148 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6149 (add<mode>3_compareC_imm): Likewise.
6150 (<optab>si3_uxtw): Split into register and immediate variants.
6151 (andsi3_compare0_uxtw): Likewise.
6152 (and<mode>3_compare0): Likewise.
6153 (and<mode>3nr_compare0): Likewise.
6154 (stack_protect_test_<mode>): Don't use %x for memory operands.
6156 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6158 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6160 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6162 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6163 Split integer shifts into shift_reg and bfm.
6164 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6165 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6166 (ror<mode>3_insn): Likewise.
6167 (<optab>si3_insn_uxtw): Likewise.
6168 (<optab><mode>3_insn): Change to rotate_imm.
6169 (extr<mode>5_insn_alt): Likewise.
6170 (extrsi5_insn_uxtw): Likewise.
6171 (extrsi5_insn_uxtw_alt): Likewise.
6173 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6175 * doc/tm.texi: Regenerate.
6176 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6177 (TARGET_INVALID_RETURN_TYPE): Remove.
6178 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6179 TARGET_INVALID_RETURN_TYPE.
6180 * target.def (invalid_parameter_type): Remove.
6181 (invalid_return_type): Remove.
6183 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6185 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6186 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6188 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6190 (preserve_function_body_p): No need to preserve function body
6191 * cif-codes.def (CIF_THUNK): Remove.
6192 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6194 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6196 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6198 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6200 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6203 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6205 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6206 (inline_small_functions): Do not look for function symbol when
6209 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6211 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6214 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6215 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6216 Jiong Wang <jiong.wang@arm.com>
6218 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6219 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6220 Define __ARM_FP16_ARGS when appropriate.
6221 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6223 (arm_invalid_return_type): Likewise.
6224 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6225 (TARGET_INVALID_RETURN_TYPE): Remove.
6226 (aapcs_vfp_sub_candidate): Allow HFmode.
6227 (aapcs_vfp_allocate): Add comment. Support HFmode.
6228 (aapcs_vfp_allocate_return_reg): Likewise.
6229 (struct aapcs_cp_arg_layout): Slightly reword comments for
6230 is_return_candidate and allocate_return_reg.
6231 (output_mov_vfp): Update assert.
6232 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6234 (arm_invalid_parameter_type): Remove.
6235 (amr_invalid_return_type): Remove.
6236 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6237 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6238 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6240 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6242 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6243 * config/aarch64/arch64-protos.h
6244 (aarch64_legitimize_reload_address): Remove.
6245 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6248 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6250 * configure.ac: Add ACX_NONCANONICAL_HOST.
6251 * configure: Regenerate.
6252 * Makefile.in: Set host_noncanonical.
6254 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6257 * config/i386/i386.md (*movtf_internal): Before register allocation,
6258 do not allow FP constants for CM_MEDIUM memory model, allow only
6259 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6260 (*movxf_internal): Ditto.
6261 (*movdf_internal): Ditto.
6262 (*movsf_internal): Ditto.
6264 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6266 PR rtl-optimization/67483
6267 * combine.c (make_compound_operation): Don't call extract_left_shift
6268 with negative shift amounts.
6270 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6273 * fold-const.c (fold_checksum_tree): Allow modification
6274 of TYPE_ALIAS_SET during folding.
6276 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6277 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6278 (ix86_split_to_parts): Likewise. Fix up formatting.
6280 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6282 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6283 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6286 2016-05-13 Nathan Sidwell <nathan@acm.org>
6288 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6289 (nvptx_name_replacement): Delete.
6290 (write_fn_proto, write_fn_proto_from_insn,
6291 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6292 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6293 * langhooks.c (add_builtin_funcction_common): Call
6294 targetm.mangle_decl_assembler_name.
6296 * config/nvptx/nvptx.c (write_fn_proto): Handle
6297 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6299 2016-05-13 Martin Liska <mliska@suse.cz>
6301 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6302 and PRIu64 in printf format.
6304 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6306 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6309 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6311 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6312 Change --param max-completely-peeled-times to
6313 --param max-completely-peel-times in dump file printing.
6315 2016-05-13 Richard Biener <rguenther@suse.de>
6317 PR tree-optimization/42587
6318 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6319 (find_bswap_or_nop_1): Likewise.
6320 (bswap_replace): Likewise.
6322 2016-05-13 Martin Liska <mliska@suse.cz>
6324 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6325 Initialize a variable with default value.
6327 2016-05-13 Martin Liska <mliska@suse.cz>
6329 * doc/invoke.texi: Enhance explanation of error recovery
6332 2016-05-13 Martin Liska <mliska@suse.cz>
6334 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6335 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6336 (iv_inv_expr_ent *).
6337 (struct iv_inv_expr_ent): Comment struct fields.
6338 (sort_iv_inv_expr_ent): New function.
6339 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6340 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6341 a hash_map between iv_inv_expr_ent and number of usages.
6342 (niter_for_exit): Fix coding style.
6343 (tree_ssa_iv_optimize_init): Use renamed variable.
6344 (determine_base_object): Fix coding style.
6345 (alloc_iv): Likewise.
6346 (find_interesting_uses_outside): Likewise.
6347 (add_candidate_1): Likewise.
6348 (add_standard_iv_candidates): Likewise.
6349 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6350 (prepare_decl_rtl): Fix coding style.
6351 (get_address_cost): Likewise.
6352 (get_shiftadd_cost): Likewise.
6353 (force_expr_to_var_cost): Likewise.
6354 (compare_aff_trees): Likewise.
6355 (get_expr_id): Restructure the function.
6356 (get_loop_invariant_expr_id): Renamed to
6357 get_loop_invariant_expr.
6358 (get_computation_cost_at): Replace usage of inv_expr_id with
6360 (get_computation_cost): Likewise.
6361 (determine_group_iv_cost_generic): Likewise.
6362 (determine_group_iv_cost_address): Likewise.
6363 (iv_period): Fix coding style.
6364 (iv_elimination_compare_lt): Likewise.
6365 (may_eliminate_iv): Likewise.
6366 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6368 (determine_group_iv_costs): Dump invariant expressions.
6369 (iv_ca_recount_cost): Use the newly added hash_map.
6370 (iv_ca_set_remove_invariants): Fix coding style.
6371 (iv_ca_set_add_invariants): Fix coding style.
6372 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6374 (iv_ca_set_cp): Likewise.
6375 (iv_ca_new): Initialize the newly added hash_map and remove
6376 initialization of fields.
6377 (iv_ca_free): Delete the hash_map.
6378 (iv_ca_dump): Dump invariant expressions.
6379 (iv_ca_extend): Fix coding style.
6380 (try_add_cand_for): Likewise.
6381 (create_new_ivs): Dump information about # of avg iterations and
6382 # of used invariant expressions.
6383 (rewrite_use_compare): Fix coding style.
6384 (free_loop_data): Set default value for max_inv_expr_id.
6386 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6388 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6389 returned value cse_cfg_altered computation.
6390 (rest_of_handle_cse2): Likewise.
6391 (rest_of_handle_cse_after_global_opts): Likewise.
6393 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6396 * config/arm/arm.c (arm32_output_mi_thunk): New.
6397 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6398 to split Thumb1 vs TARGET_32BIT functionality.
6399 (arm_thumb1_mi_thunk): New.
6401 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6403 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6406 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6409 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6411 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6413 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6414 (expand_builtin_trap): Emit a regular call.
6415 (set_builtin_user_assembler_name): Remove obsolete cases.
6416 * dse.c (scan_insn): Adjust.
6417 * except.c: Include calls.h.
6418 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6419 emit a regular call to setjmp.
6420 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6421 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6422 (emit_block_move_via_libcall): Delete.
6423 (block_move_fn): Delete.
6424 (init_block_move_fn): Likewise.
6425 (emit_block_move_libcall_fn): Likewise.
6426 (emit_block_op_via_libcall): New function.
6427 (set_storage_via_libcall): Tidy up and use memset builtin.
6428 (block_clear_fn): Delete.
6429 (init_block_clear_fn): Likewise.
6430 (clear_storage_libcall_fn): Likewise.
6431 (expand_assignment): Call emit_block_move_via_libcall.
6432 Do not include gt-expr.h.
6433 * expr.h (emit_block_op_via_libcall): Declare.
6434 (emit_block_copy_via_libcall): New inline function.
6435 (emit_block_move_via_libcall): Likewise.
6436 (emit_block_comp_via_libcall): Likewise.
6437 (block_clear_fn): Delete.
6438 (init_block_move_fn): Likewise.
6439 (init_block_clear_fn): Likewise.
6440 (emit_block_move_via_libcall): Likewise.
6441 (set_storage_via_libcall): Add default parameter value.
6442 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6443 (abort_libfunc): Delete.
6444 (memcpy_libfunc): Likewise.
6445 (memmove_libfunc): Likewise.
6446 (memcmp_libfunc): Likewise.
6447 (memset_libfunc): Likewise.
6448 (setbits_libfunc): Likewise.
6449 (setjmp_libfunc): Likewise.
6450 (longjmp_libfunc): Likewise.
6451 (profile_function_entry_libfunc): Likewise.
6452 (profile_function_exit_libfunc): Likewise.
6453 (gcov_flush_libfunc): Likewise.
6454 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6455 and DECL_VISIBILITY on the declaration.
6456 (init_optabs): Do not initialize obsolete libfuncs.
6457 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6458 * tree-core.h (ECF_RET1): Define.
6459 (ECF_TM_PURE): Adjust.
6460 (ECF_TM_BUILTIN): Likewise.
6461 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6462 (build_common_builtin_nodes): Initialize abort builtin.
6463 Add ECF_RET1 on memcpy, memmove and memset builtins.
6464 Pass final flags for alloca and alloca_with_align builtins.
6465 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6467 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6468 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6469 set_storage_via_libcall and call emit_block_copy_via_libcall.
6471 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6473 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6474 DImode before it is passed to ix86_output_call_operand.
6475 (*call_value_got_x32): Ditto for operand 1.
6477 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6479 PR rtl-optimization/70904
6480 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6481 reload for wide mode.
6483 2016-05-12 Marek Polacek <polacek@redhat.com>
6486 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6487 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6488 * langhooks.h (incomplete_type_error): Likewise.
6489 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6490 parameter, pass it down to incomplete_type_error.
6491 * tree.h (size_in_bytes): New inline overload.
6492 (size_in_bytes_loc): Renamed from size_in_bytes.
6494 2016-05-12 Richard Biener <rguenther@suse.de>
6496 PR tree-optimization/71059
6497 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6498 nary before looking up or entering the expression into the VN
6500 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6501 Make sure to re-use NARYs without result as inserted by
6504 2016-05-12 Richard Biener <rguenther@suse.de>
6506 PR tree-optimization/71062
6507 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6509 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6510 vars_contains_restrict if the var is a restrict tag.
6511 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6512 do not disambiguate pointers against it.
6513 (dump_points_to_solution): Re-structure and adjust for new
6514 vars_contains_restrict flag.
6515 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6517 2016-05-12 Martin Liska <mliska@suse.cz>
6519 * doc/invoke.texi: Explain connection between
6520 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6522 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6524 PR tree-optimization/71006
6525 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6526 consider COND_EXPR as a mask producer.
6528 2016-05-12 Marek Polacek <polacek@redhat.com>
6531 * opts.c (common_handle_option): Detect missing argument for --help^.
6533 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6536 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6537 when popping the PC and within an interrupt handler routine.
6538 Add missing tab to output of "ldmfd".
6539 (output_return_instruction): Output LDMFD with SP update rather
6540 than POP when returning from interrupt handler.
6542 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6544 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6545 TARGET_64BIT && TARGET_AVX512DQ.
6546 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6547 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6548 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6549 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6550 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6551 (*vec_extractv4si_zext): Add avx512dq alternative.
6552 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6553 use v instead of x constraint in other alternatives where possible.
6555 * config/i386/sse.md (sse2_loadld): Use v instead of x
6556 constraint in alternatives 0,1,4.
6558 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6559 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6560 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6563 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6564 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6565 is not emitted unless TARGET_AVX512BW.
6566 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6567 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6568 for the result operand.
6570 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6571 constraint instead of x in avx alternatives. Use maybe_evex instead
6574 * config/i386/constraints.md (Yv): New constraint.
6575 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6576 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6577 * config/i386/i386.md (avx512fvecmode): New mode attr.
6578 (*pushtf): Use v constraint instead of x.
6579 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6580 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6581 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6582 (*absnegtf2_sse): Likewise.
6583 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6584 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6585 avx512f alternatives.
6586 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6588 2016-05-12 Richard Biener <rguenther@suse.de>
6590 PR tree-optimization/71060
6591 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6592 require exact match of DR_BASE_OBJECT but only matching address and
6595 2016-05-12 Richard Biener <rguenther@suse.de>
6597 PR tree-optimization/70986
6598 * cfganal.c: Include cfgloop.h.
6599 (dfs_find_deadend): Prefer to take edges exiting loops.
6601 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6603 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6604 compile and run time.
6606 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6609 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6611 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6613 * config/i386/i386.c (legitimize_pic_address): Use
6614 copy_to_suggested_reg instead of gen_movsi.
6616 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6618 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6619 the code into quad_address_p and call it to share code with
6620 vsx_quad_dform_memory_operand.
6621 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6623 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6624 bit instead of being a separate word. Split -mpower9-dform into
6625 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6626 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6627 for the register class supporting 128-bit quad word memory offsets.
6628 (mode_supports_vsx_dform_quad): Helper function to return if the
6629 register class uses quad word memory offsets.
6630 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6631 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6632 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6633 instructions are enabled, set up the appropriate addr_masks for
6635 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6636 -mpower9-dform-scalar, instead of -mpower9-dform.
6637 (rs6000_option_override_internal): Split -mpower9-dform into two
6638 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6639 -mpower9-dform switch sets or clears both. If we are not using
6640 the LRA register allocator, do not enable -mpower9-dform-vector by
6641 default. If we are using LRA, enable -mpower9-dform-vector and
6642 -mvsx-timode if it is appropriate. Issue a warning if either
6643 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6645 (quad_address_offset_p): New helper function to return if the
6646 offset is legal for quad word memory instructions.
6647 (quad_address_p): New function to determin if GPR or vector
6648 register quad word memory addresses are legal.
6649 (mem_operand_gpr): Validate quad word address offsets.
6650 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6651 d-form (register + offset) instructions.
6652 (offsettable_ok_by_alignment): Likewise.
6653 (rs6000_legitimate_offset_address_p): Likewise.
6654 (legitimate_lo_sum_address_p): Likewise.
6655 (rs6000_legitimize_address): Likewise.
6656 (rs6000_legitimize_reload_address): Add more debug statements for
6658 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6659 d-form instructions.
6660 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6661 d-form instructions. Distinguish different cases in debug
6662 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6663 d-form instructions.
6664 (rs6000_preferred_reload_class): Likewise.
6665 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6666 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6667 of the ISA 2.06 indexed memory instructions.
6668 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6669 use them to save/restore the saved vector registers instead of
6670 using Altivec instructions.
6671 (rs6000_emit_epilogue): Likewise.
6672 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6673 (rs6000_opt_masks): Split -mpower9-dform into
6674 -mpower9-dform-scalar and -mpower9-dform-vector.
6675 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6677 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6678 ISA 3.0 vector indexed memory instructions, and fold the code into
6679 the normal mov<mode> patterns.
6680 (p9_vecstore_<mode>): Likewise.
6681 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6683 (vsx_movti_64bit): Likewise.
6684 (vsx_movti_32bit): Likewise.
6685 * config/rs6000/constraints.md (wO constraint): New constraint for
6686 ISA 3.0 vector d-form support.
6687 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6688 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6689 include -mpower9-dform-vector until we switch over to LRA.
6690 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6691 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6692 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6693 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6694 for -mpower9-dform and -mlra.
6695 * doc/md.texi (wO constraint): Document wO constraint.
6697 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6699 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6700 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6701 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6702 Move handling of non-insn arguments inline into the sole user:
6703 (output_trans_func): ...here.
6704 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6705 in emitted function prototype.
6706 (output_internal_insn_latency_func): Ditto. Simplify.
6707 (output_internal_maximal_insn_latency_func): Ditto. Delete
6708 always-unused argument.
6709 (output_insn_latency_func): Ditto.
6710 (output_maximal_insn_latency_func): Ditto.
6712 2016-05-11 Richard Biener <rguenther@suse.de>
6714 PR tree-optimization/71055
6715 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6716 sth with precision not equal to access size verify we don't chop
6719 2016-05-11 Richard Biener <rguenther@suse.de>
6722 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6723 (dwarf2out_finish): Move retry_incomplete_types call ...
6724 (dwarf2out_early_finish): ... here.
6726 2016-05-11 Richard Biener <rguenther@suse.de>
6729 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6730 if the langhook insists on it.
6731 * fold-const.c (make_bit_field_ref): Add arg for the original
6732 reference and preserve its alias-set.
6733 (decode_field_reference): Take exp by reference and adjust it
6734 to the original memory reference.
6735 (optimize_bit_field_compare): Adjust callers.
6736 (fold_truth_andor_1): Likewise.
6737 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6739 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6742 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6743 * cfgrtl.c (delete_insn_and_edges): Likewise.
6744 * config/i386/i386.c (convert_scalars_to_vector): Remove
6746 * cse.c (cse_insn): Compute cse_cfg_altered.
6747 (delete_trivially_dead_insns): Likewise.
6748 (cse_cc_succs): Likewise.
6749 (rest_of_handle_cse): Free dominance info if required.
6750 (rest_of_handle_cse2): Likewise.
6751 (rest_of_handle_cse_after_global_opts): Likewise.
6753 2016-05-11 Alan Modra <amodra@gmail.com>
6755 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6756 abi_v4_pass_in_fpr): New functions.
6757 (rs6000_function_arg_boundary): Exclude complex IBM long double
6758 from 64-bit alignment when ABI_V4.
6759 (rs6000_function_arg, rs6000_function_arg_advance_1,
6760 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6762 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6764 PR rtl-optimization/71028
6765 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6766 jump with just a return in the fallthrough block if the branch
6767 block contains just a return as well.
6769 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6771 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6772 * match.pd ((X & Y) ^ Y): ... this.
6773 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6774 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6776 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6778 * read-md.c (require_char_ws): New function.
6779 (read_string): Simplify using require_char_ws.
6780 (handle_constants): Likewise.
6781 (handle_enum): Likewise.
6782 (handle_file): Likewise.
6783 * read-md.h (require_char_ws): New declaration.
6784 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6785 (read_mapping): Likewise.
6786 (read_rtx_code): Likewise.
6787 (read_nested_rtx): Likewise.
6789 2016-05-10 James Norris <jnorris@codesourcery.com>
6791 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6792 if offloading is enabled and -fopenacc or -fopenmp is specified.
6793 (CRTOFFLOADEND): Likewise.
6794 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6795 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6797 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6799 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6800 gotoff_operand code paths. Use copy_to_suggested_regs and
6801 expand_simple_binop where appropriate. Cleanup.
6803 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6806 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6808 (dimode_scalar_chain::vector_const_cost): New.
6809 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6810 (dimode_scalar_chain::convert_op): Likewise.
6811 (dimode_scalar_chain::convert_insn): Likewise.
6813 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6815 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6816 unary operation, not a binary one.
6818 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6821 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6822 calls with type casted fndecl.
6824 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6826 PR tree-optimization/70786
6827 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6828 * calls.c (initialize_argument_information): Bind bounds
6829 with corresponding args passed by reference.
6831 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6834 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6835 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6836 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6839 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6842 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6843 code for a zero scale factor.
6844 (vsx_xvcvdpuxds_scale): Likewise.
6846 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6848 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6849 if show_ruler_p was set on the context.
6850 (layout::show_ruler): New method.
6851 * diagnostic.h (struct diagnostic_context): Add field
6854 2016-05-10 Richard Biener <rguenther@suse.de>
6856 PR tree-optimization/71039
6857 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6858 (chk_uses): New function.
6859 (propagate_with_phi): Verify we can safely replicate the lhs of an
6860 aggregate assignment on all incoming edges.
6862 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6864 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6866 (rx_atomic_sequence): New class.
6867 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6868 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6870 (rx_atomic_sequence::rx_atomic_sequence,
6871 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6872 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6873 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6874 CTRLREG_INTB): New constants.
6875 (FETCHOP): New code iterator.
6876 (fethcop_name, fetchop_name2): New iterator code attributes.
6877 (QIHI): New mode iterator.
6878 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6879 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6880 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6882 2016-05-10 Martin Liska <mliska@suse.cz>
6884 * tree-inline.c (remap_dependence_clique): Do not remap
6885 debugging statements.
6887 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6889 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6890 ("*fixuns_truncdfdi2_z13")
6891 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6892 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6893 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6895 2016-05-10 Richard Biener <rguenther@suse.de>
6897 PR tree-optimization/70497
6898 PR tree-optimization/28367
6899 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6901 (visit_reference_op_load): ... here.
6902 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6903 with simplified BIT_FIELD_REFs.
6904 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6905 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6908 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6910 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6911 documentation comment. For BLOCK nodes, add a
6912 DW_AT_abstract_origin attribute that points to the DIE generated
6913 for the origin BLOCK.
6914 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6915 blocks from inlined functions.
6917 2016-05-10 Alan Modra <amodra@gmail.com>
6920 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6921 regrename modifying insns saving lr before __morestack call.
6922 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6923 insns restoring lr after __morestack call.
6925 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6927 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6928 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6930 * config/i386/sse.md (vec_interleave_high<mode>,
6931 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6932 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6934 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6936 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6937 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6938 parallel reassociation for power8 and forward.
6940 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6942 * config/i386/i386.md (absneg splitters with general regs): Use
6943 general_reg_operand predicate.
6944 (btsq peephole2): Use x86_64_immediate_operand to check if new
6945 value is suitable for immediate operand. Generate emitted insn
6946 using RTL expressions.
6947 (btcq peephole2): Ditto.
6948 (btrq peephole2): Ditto. Generate correct immediate operand
6951 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6953 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6956 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6958 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6959 pointer dereference.
6961 2016-05-09 Richard Biener <rguenther@suse.de>
6963 PR tree-optimization/70985
6964 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6965 op0 isn't a gimple register.
6967 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6969 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6970 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6971 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6972 (i6400_fpu_mult): New cpu units.
6973 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6974 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6975 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6976 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6977 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6978 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6979 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6980 (i6400_msa_long_float4, i6400_msa_long_float5)
6981 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6982 (i6400_msa_fdiv_sf): New reservations.
6983 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6984 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6985 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6986 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6987 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6988 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6989 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6990 (msa_short_store4, msa_long_load, msa_short_store)
6991 (msa_long_logic, msa_long_float2, msa_long_float4)
6992 (msa_long_float5, msa_long_float8, msa_long_mult)
6993 (msa_long_fdiv, msa_long_div): New reservations.
6995 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6996 Sameera Deshpande <sameera.deshpande@imgtec.com>
6997 Matthew Fortune <matthew.fortune@imgtec.com>
6998 Graham Stott <graham.stott@imgtec.com>
6999 Chao-ying Fu <chao-ying.fu@imgtec.com>
7001 * config.gcc: Add MSA header file for mips*-*-* target.
7002 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7003 (Ubv8i, Urv8): New constraints.
7004 * config/mips/mips-ftypes.def: Add function types for MSA
7006 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7007 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7008 * config/mips/mips-msa.md: New file.
7009 * config/mips/mips-protos.h
7010 (mips_split_128bit_const_insns): New prototype.
7011 (mips_msa_idiv_insns): Likewise.
7012 (mips_split_128bit_move): Likewise.
7013 (mips_split_128bit_move_p): Likewise.
7014 (mips_split_msa_copy_d): Likewise.
7015 (mips_split_msa_insert_d): Likewise.
7016 (mips_split_msa_fill_d): Likewise.
7017 (mips_expand_msa_branch): Likewise.
7018 (mips_const_vector_same_val_p): Likewise.
7019 (mips_const_vector_same_bytes_p): Likewise.
7020 (mips_const_vector_same_int_p): Likewise.
7021 (mips_const_vector_shuffle_set_p): Likewise.
7022 (mips_const_vector_bitimm_set_p): Likewise.
7023 (mips_const_vector_bitimm_clr_p): Likewise.
7024 (mips_msa_vec_parallel_const_half): Likewise.
7025 (mips_msa_output_division): Likewise.
7026 (mips_ldst_scaled_shift): Likewise.
7027 (mips_expand_vec_cond_expr): Likewise.
7028 * config/mips/mips.c (enum mips_builtin_type): Add
7029 MIPS_BUILTIN_MSA_TEST_BRANCH.
7030 (mips_gen_const_int_vector_shuffle): New prototype.
7031 (mips_const_vector_bitimm_set_p): New function.
7032 (mips_const_vector_bitimm_clr_p): Likewise.
7033 (mips_const_vector_same_val_p): Likewise.
7034 (mips_const_vector_same_bytes_p): Likewise.
7035 (mips_const_vector_same_int_p): Likewise.
7036 (mips_const_vector_shuffle_set_p): Likewise.
7037 (mips_symbol_insns): Forbid loading symbols via immediate for
7039 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7041 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7043 (mips_lx_address_p): Add support load indexed address for MSA.
7044 (mips_address_insns): Add calculation of instructions needed for
7045 stores and loads for MSA.
7046 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7047 CONST_VECTOR for MSA and let it fall through.
7048 (mips_ldst_scaled_shift): New function.
7049 (mips_subword_at_byte): Likewise.
7050 (mips_msa_idiv_insns): Likewise.
7051 (mips_legitimize_move): Validate MSA moves.
7052 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7053 calculation of costs for MSA division.
7054 (mips_split_move_p): Check if MSA moves need splitting.
7055 (mips_split_move): Split MSA moves if necessary.
7056 (mips_split_128bit_move_p): New function.
7057 (mips_split_128bit_move): Likewise.
7058 (mips_split_msa_copy_d): Likewise.
7059 (mips_split_msa_insert_d): Likewise.
7060 (mips_split_msa_fill_d): Likewise.
7061 (mips_output_move): Handle MSA moves.
7062 (mips_expand_msa_branch): New function.
7063 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7064 Reinstate 'y' modifier.
7065 (mips_file_start): Add MSA .gnu_attribute.
7066 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7068 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7069 (mips_class_max_nregs): Add register size for MSA supported mode.
7070 (mips_cannot_change_mode_class): Allow conversion between MSA
7071 vector modes and TImode.
7072 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7074 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7075 (mips_preferred_simd_mode): Add preffered modes for MSA.
7076 (mips_vector_mode_supported_p): Add MSA supported modes.
7077 (mips_autovectorize_vector_sizes): New function.
7078 (mips_msa_output_division): Likewise.
7079 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7080 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7081 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7082 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7083 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7084 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7085 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7086 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7087 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7088 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7089 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7090 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7091 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7092 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7093 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7094 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7095 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7096 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7097 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7098 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7099 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7100 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7101 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7102 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7103 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7104 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7105 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7106 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7107 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7108 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7109 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7110 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7111 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7112 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7113 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7114 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7115 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7116 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7117 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7118 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7119 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7120 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7121 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7122 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7123 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7124 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7125 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7126 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7127 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7128 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7129 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7130 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7131 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7132 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7133 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7134 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7135 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7136 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7137 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7138 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7139 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7140 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7141 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7142 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7143 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7144 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7145 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7146 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7147 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7148 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7149 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7150 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7151 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7152 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7153 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7154 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7155 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7156 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7157 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7158 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7159 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7160 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7161 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7162 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7163 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7164 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7165 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7166 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7167 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7168 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7169 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7170 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7171 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7172 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7173 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7174 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7175 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7176 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7177 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7178 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7179 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7180 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7181 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7182 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7183 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7184 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7185 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7186 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7187 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7188 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7189 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7190 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7191 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7192 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7193 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7194 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7195 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7196 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7197 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7198 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7199 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7200 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7201 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7202 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7203 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7204 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7205 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7206 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7207 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7208 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7209 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7210 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7211 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7212 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7213 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7214 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7215 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7216 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7217 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7218 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7219 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7220 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7221 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7222 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7223 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7224 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7225 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7226 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7227 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7228 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7229 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7231 (mips_get_builtin_decl_index): New array.
7232 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7233 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7234 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7235 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7236 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7238 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7240 (mips_expand_builtin_insn): Prepare operands for
7241 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7242 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7243 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7244 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7245 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7246 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7247 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7248 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7249 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7250 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7251 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7252 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7253 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7254 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7255 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7256 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7257 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7258 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7259 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7260 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7261 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7262 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7263 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7264 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7265 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7266 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7267 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7268 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7269 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7270 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7271 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7272 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7273 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7274 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7275 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7276 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7277 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7278 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7279 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7280 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7281 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7282 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7283 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7284 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7285 These are set implicitly and an error is reported if overridden.
7286 (mips_expand_builtin_msa_test_branch): New function.
7287 (mips_expand_msa_shuffle): Likewise.
7288 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7289 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7290 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7291 (mips_expand_vec_unpack): Add support for MSA.
7292 (mips_expand_vector_init): Likewise.
7293 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7294 instead of const0_rtx.
7295 (mips_msa_vec_parallel_const_half): New function.
7296 (mips_gen_const_int_vector): Likewise.
7297 (mips_gen_const_int_vector_shuffle): Likewise.
7298 (mips_expand_msa_cmp): Likewise.
7299 (mips_expand_vec_cond_expr): Likewise.
7300 * config/mips/mips.h
7301 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7302 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7304 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7305 (ISA_HAS_MSA): New macro.
7306 (UNITS_PER_MSA_REG): Likewise.
7307 (BITS_PER_MSA_REG): Likewise.
7308 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7309 (MSA_REG_FIRST): New macro.
7310 (MSA_REG_LAST): Likewise.
7311 (MSA_REG_NUM): Likewise.
7312 (MSA_REG_P): Likewise.
7313 (MSA_REG_RTX_P): Likewise.
7314 (MSA_SUPPORTED_MODE_P): Likewise.
7315 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7316 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7317 * config/mips/mips.md: Include mips-msa.md.
7318 (alu_type): Add simd_add.
7319 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7320 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7321 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7322 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7323 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7324 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7325 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7326 simd_move, simd_load, simd_store. Choose "multi" for moves
7328 (qword_mode): New attribute.
7329 (insn_count): Add instruction count for quad moves.
7330 Increase the count for MIPS SIMD division.
7331 (UNITMODE): Add UNITMODEs for vector types.
7332 (addsub): New code iterator.
7333 * config/mips/mips.opt (mmsa): New option.
7334 * config/mips/msa.h: New file.
7335 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7337 * config/mips/mti-linux.h: Likewise.
7338 * config/mips/predicates.md
7339 (const_msa_branch_operand): New constraint.
7340 (const_uimm3_operand): Likewise.
7341 (const_uimm4_operand): Likewise.
7342 (const_uimm5_operand): Likewise.
7343 (const_uimm8_operand): Likewise.
7344 (const_imm5_operand): Likewise.
7345 (aq10b_operand): Likewise.
7346 (aq10h_operand): Likewise.
7347 (aq10w_operand): Likewise.
7348 (aq10d_operand): Likewise.
7349 (const_m1_operand): Likewise.
7350 (reg_or_m1_operand): Likewise.
7351 (const_exp_2_operand): Likewise.
7352 (const_exp_4_operand): Likewise.
7353 (const_exp_8_operand): Likewise.
7354 (const_exp_16_operand): Likewise.
7355 (const_vector_same_val_operand): Likewise.
7356 (const_vector_same_simm5_operand): Likewise.
7357 (const_vector_same_uimm5_operand): Likewise.
7358 (const_vector_same_uimm6_operand): Likewise.
7359 (const_vector_same_uimm8_operand): Likewise.
7360 (par_const_vector_shf_set_operand): Likewise.
7361 (reg_or_vector_same_val_operand): Likewise.
7362 (reg_or_vector_same_simm5_operand): Likewise.
7363 (reg_or_vector_same_uimm6_operand): Likewise.
7364 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7366 * doc/invoke.texi (-mmsa): Document new option.
7368 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7370 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7371 * configure: Regenerate.
7372 * config.in: Regenerate.
7373 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7375 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7376 (ENDFILE_VTV_SPEC): Define.
7378 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7380 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7381 registers in all interrupt handlers if necessary.
7382 (rl78_option_override): Add warning.
7383 (MUST_SAVE_MDUC_REGISTERS): New macro.
7384 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7385 * config/rl78/rl78.c (check_mduc_usage): New function.
7386 (mduc_regs): New structure to hold MDUC register data.
7387 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7388 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7389 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7390 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7391 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7392 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7394 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7396 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7397 (tree-ssa-loop-niter.h): Ditto.
7398 (idx_within_array_bound, ref_within_array_bound): New functions.
7399 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7400 Factor out check on writable base object to ...
7401 (base_object_writable): ... here.
7403 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7405 * config/arm/arm.md (probe_stack): Add modes to set source
7408 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7410 * regrename.c (base_reg_class_for_rename): New static function.
7411 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7413 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7415 * cgraph.c (thunk_adjust): Export.
7416 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7417 * cgraphunit.c (thunk_adjust): Export.
7418 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7420 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7422 * tree-inline.c (expand_call_inline): Expand thunks inline.
7424 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7427 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7428 (*sse2_vd_cvtss2sd): Ditto.
7429 * config/i386/i386.md
7430 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7431 Generate *sse2_vd_cvtsd2ss pattern.
7432 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7433 Generate *sse2_vd_cvtss2sd pattern.
7435 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7437 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7438 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7441 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7443 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7444 * config/sh/sh.c: Define and declare variables on first use throughout
7446 (current_function_interrupt): Change to bool type.
7447 (frame_insn): Rename to emit_frame_insn and update users.
7448 (push_regs): Use bool for 'interrupt_handler' argument.
7449 (save_schedule_s): Remove.
7450 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7451 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7452 targetm.asm_out.unaligned_op.di.
7453 (gen_far_branch): Remove redundant forward declaration.
7454 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7455 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7456 (sh_set_return_address, sh_function_ok_for_sibcall,
7457 scavenge_reg): Update comments.
7458 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7459 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7460 (sh_attr_renesas_p): Remove unnecessary parentheses.
7461 (branch_dest): Simplify.
7462 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7463 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7464 (CUMULATIVE_ARGS): Change macro to typedef.
7465 (current_function_interrupt): Change to bool type.
7466 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7467 Surround with __cplusplus ifdef.
7468 (sh_compare_op0, sh_compare_op1): Remove.
7469 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7471 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7473 * config/arm/arm.md: (arch): Add neon.
7474 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7475 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7476 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7477 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7478 attributes for alt renumbering. Mark alt 3 as non-predicable.
7479 (thumb2_movdf_vfp): Likewise.
7481 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7483 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7484 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7485 (*andqi_1): Add preferred_for_speed attribute to disparage
7486 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7487 (*<code>qi_1): Ditto.
7488 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7489 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7490 (*ashlqi3_1): Ditto.
7491 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7492 Add preferred_for_size attribute to disparage alternative 0 and
7493 preferred_for_speed attribute to disparage alternative 1 for
7494 TARGET_PARTIAL_REG_STALL targets.
7496 2016-05-07 Tom de Vries <tom@codesourcery.com>
7498 PR tree-optimization/70956
7499 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7502 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7504 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7505 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7506 * config/sh/sh.md (branch_zero): Remove define_attr.
7507 (define_delay): Disable delay slot if branch distance is one insn.
7509 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7511 * config/i386/i386.md (LEAMODE): New mode attribute.
7512 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7513 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7514 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7515 operand 2 predicate.
7516 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7517 (*lea<mode>_general_3): Ditto.
7518 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7520 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7522 * genmddump.c (main): Convert argv from char ** to const char **.
7524 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7526 * coretypes.h (OVERRIDE): New macro.
7529 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7531 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7532 allow coalescing if the types are compatible.
7534 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7536 * pass_manager.h (pass_manager::register_pass_name): New method.
7537 (pass_manager::get_pass_by_name): New method.
7538 (pass_manager::create_pass_tab): New method.
7539 (pass_manager::m_name_to_pass_map): New field.
7540 * passes.c (name_to_pass_map): Delete global in favor of field
7541 "m_name_to_pass_map" of pass_manager.
7542 (register_pass_name): Rename from a function to...
7543 (pass_manager::register_pass_name): ...this method, updating
7544 for renaming of global "name_to_pass_map" to field
7545 "m_name_to_pass_map".
7546 (create_pass_tab): Rename from a function to...
7547 (pass_manager::create_pass_tab): ...this method, updating
7548 for renaming of global "name_to_pass_map" to field.
7549 (get_pass_by_name): Rename from a function to...
7550 (pass_manager::get_pass_by_name): ...this method.
7551 (enable_disable_pass): Convert use of get_pass_by_name to
7552 a method call, locating the pass_manager singleton.
7554 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7556 * genattr-common.c (main): Convert argv from char ** to const char **.
7557 * genattr.c (main): Likewise.
7558 * genattrtab.c (main): Likewise.
7559 * genautomata.c (initiate_automaton_gen): Likewise.
7561 * gencodes.c (main): Likewise.
7562 * genconditions.c (main): Likewise.
7563 * genconfig.c (main): Likewise.
7564 * genconstants.c (main): Likewise.
7565 * genemit.c (main): Likewise.
7566 * genenums.c (main): Likewise.
7567 * genextract.c (main): Likewise.
7568 * genflags.c (main): Likewise.
7569 * genmddeps.c (main): Likewise.
7570 * genopinit.c (main): Likewise.
7571 * genoutput.c (main): Likewise.
7572 * genpeep.c (main): Likewise.
7573 * genpreds.c (main): Likewise.
7574 * genrecog.c (main): Likewise.
7575 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7576 (init_rtx_reader_args): Likewise.
7577 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7578 (init_rtx_reader_args): Likewise.
7579 * gentarget-def.c (main): Likewise.
7580 * read-md.c (read_md_files): Likewise.
7581 * read-md.h (read_md_files): Likewise.
7583 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7585 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7586 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7587 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7588 Remove unused predicate.
7589 (register_and_not_fp_reg_operand): Ditto.
7591 2016-05-06 Martin Liska <mliska@suse.cz>
7593 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7594 instead of vec as the vector is local to the function.
7596 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7598 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7599 avx512bw alternative.
7601 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7602 before the ashr<mode>3 pattern.
7604 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7605 v instead of x in vex or maybe_vex alternatives, use
7606 maybe_evex instead of vex in prefix.
7608 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7609 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7610 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7611 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7614 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7615 v instead of x in vex or maybe_vex alternatives, use
7616 maybe_evex instead of vex in prefix.
7618 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7619 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7620 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7621 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7622 alternatives, use maybe_evex instead of vex in prefix.
7624 * config/i386/sse.md (vec_interleave_lowv4sf,
7625 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7626 v instead of x in vex or maybe_vex alternatives, use
7627 maybe_evex instead of vex in prefix.
7629 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7630 v instead of x in vex or maybe_vex alternatives, use
7631 maybe_evex instead of vex in prefix.
7633 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7634 v constraint instead of x.
7636 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7638 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7639 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7642 2016-05-06 Richard Biener <rguenther@suse.de>
7644 PR tree-optimization/70948
7645 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7646 Properly clobber all fields of va_list for __builtin_va_start.
7648 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7651 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7652 loop latch destination.
7654 2016-05-06 Martin Liska <mliska@suse.cz>
7656 * tree-ssa-uninit.c: Apply manual changes
7657 to the GNU coding style.
7658 (prune_uninit_phi_opnds): Rename from
7659 prune_uninit_phi_opnds_in_unrealizable_paths.
7661 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7663 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7664 mspace): Remove deprecated options.
7665 * doc/invoke.texi (SH options): Remove -mspace.
7667 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7669 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7671 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7673 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7674 corresponding combine split pattern.
7676 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7679 * config/sh/predicates.md (long_displacement_mem_operand): New.
7680 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7681 Add movi20, movi20s alternatives. Adjust length attribute for
7683 (movsi_ie): Allow for any FPU. Adjust length attribute for
7685 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7686 attribute for alternatives.
7687 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7688 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7689 length attribute for alternatives.
7691 2016-05-06 Richard Biener <rguenther@suse.de>
7693 PR tree-optimization/70960
7694 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7696 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7699 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7700 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7702 2016-05-06 Marek Polacek <polacek@redhat.com>
7705 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7707 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7710 * config/sh/sh.md (*rotcr): Add another variant.
7712 2016-05-06 Richard Biener <rguenther@suse.de>
7715 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7717 2016-05-06 Richard Biener <rguenther@suse.de>
7720 * fold-const.c (split_tree): Always convert to the original type
7723 2016-05-06 Richard Biener <rguenther@suse.de>
7725 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7726 (fwprop_addr): Likewise.
7728 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7731 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7733 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7734 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7735 the splitter condition.
7736 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7737 the splitter condition.
7738 (FP float_extend load splitter): Ditto.
7740 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7742 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7743 to REGNO in all peephole2 patterns.
7744 (post-reload splitters): Change true_regnum to REGNO in
7745 post-reload splitters.
7746 (zero_extend splitters): Use general_reg_operand and
7747 nonimmediate_gr_operand predicates.
7749 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7751 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7752 v constraint instead of x.
7754 2016-05-05 Alan Modra <amodra@gmail.com>
7757 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7758 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7759 TARGET_NO_FP_IN_TOC for -mrelocatable.
7760 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7761 TARGET_RELOCATABLE test.
7762 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7763 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7764 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7765 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7766 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7767 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7768 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7769 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7770 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7771 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7773 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7774 (rs6000_stack_info): Likewise.
7775 (rs6000_elf_asm_out_constructor): Likewise.
7776 (rs6000_elf_asm_out_destructor): Likewise.
7777 (rs6000_elf_declare_function_name): Likewise.
7778 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7779 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7782 2016-05-05 Alan Modra <amodra@gmail.com>
7784 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7786 2016-05-05 Alan Modra <amodra@gmail.com>
7788 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7789 out-of-line gpr restore for one or two regs if that would add
7792 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7795 * config/i386/i386.md
7796 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7797 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7798 as operand 0 predicate.
7799 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7801 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7802 Ditto. Emit the pattern using RTX.
7804 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7805 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7806 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7807 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7809 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7810 sse_reg_operand as operand 0 predicate.
7812 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7813 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7814 instead of gen_rtx_REG.
7815 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7818 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7820 * function.c (emit_use_return_register_into_block): Delete.
7821 (gen_return_pattern): Delete.
7822 (emit_return_into_block): Delete.
7823 (active_insn_between): Delete.
7824 (convert_jumps_to_returns): Delete.
7825 (emit_return_for_exit): Delete.
7826 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7827 simple_return for shrink-wrapped blocks.
7828 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7829 end of blocks that need one.
7830 (get_unconverted_simple_return): Delete.
7831 (convert_to_simple_return): Delete.
7832 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7833 (convert_to_simple_return): Ditto.
7835 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7837 * cfgcleanup.c (bb_is_just_return): New function.
7838 (try_optimize_cfg): Simplify jumps to return, branches to return,
7839 and branches around return.
7841 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7843 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7846 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7850 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7851 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7852 assert flags & OEP_HASH_CHECK, instead of asserting it
7853 never happens. Handle TARGET_EXPR.
7854 * fold-const.c (operand_equal_p): For hash verification,
7855 or in OEP_HASH_CHECK into flags.
7857 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7859 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7861 (compute_samebase_partition_bases): Fix typo.
7863 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7865 * config/i386/sse.md (vec_interleave_highv8sf,
7866 vec_interleave_lowv8sf, vec_interleave_highv4df,
7867 vec_interleave_lowv4df): Remove constraints from expanders.
7869 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7871 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7873 * tree-inline.c (expand_call_inline): Fix path dealing with
7874 making lhs of call statement undefined.
7876 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7878 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7879 Check availability on NODE, too.
7880 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7881 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7882 (varpool_node::call_for_symbol_and_aliase): Likewise.
7883 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7884 (propagate_pure_const): Propagate across interposable functions, too.
7885 (skip_function_for_local_pure_const): Do not skip interposable bodies
7887 (pass_local_pure_const::execute): Update.
7889 2016-05-04 Marek Polacek <polacek@redhat.com>
7891 * doc/invoke.texi: Document -Wdangling-else.
7893 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7895 * config.gcc: Error out when conflicting multilib is detected. Do not
7896 loop over multilibs since no combination is legal.
7898 2016-05-04 Alan Modra <amodra@gmail.com>
7900 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7901 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7902 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7905 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7907 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7908 Clean up p5600 comments.
7910 2016-05-04 Richard Biener <rguenther@suse.de>
7912 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7913 constructor simplifications.
7914 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7916 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7918 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7919 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7920 result.set_rtx is null instead of aborting.
7921 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7923 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7924 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7925 *mov<mode>_store_postinc): New patterns.
7927 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7929 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7930 as commutative. Check both conversions are NOP.
7931 ((A & B) OP (C & B)): Remove.
7933 2016-05-04 Alan Modra <amodra@gmail.com>
7935 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7937 2016-05-04 Alan Modra <amodra@gmail.com>
7940 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7941 when cr2,3,4 are all fixed regs.
7943 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7945 PR rtl-optimization/57193
7946 * opts.c (default_options_table): Revert OPT_frename_registers change.
7947 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7949 2016-05-03 Martin Sebor <msebor@redhat.com>
7952 * builtins.c (fold_builtin_FILE): New function.
7953 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7954 (fold_builtin_0): Call them.
7955 * gimplify.c (gimplify_call_expr): Remove the handling of
7956 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7959 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7960 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7964 * doc/extend.texi (Function Names as Strings): Update __func__,
7965 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7968 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7969 Richard Biener <rguenther@suse.de>
7971 PR tree-optimization/70916
7972 * tree-if-conv.c: Include cfganal.h.
7973 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7974 and remove_fake_exit_edges around the optimization pass.
7976 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7978 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7979 (cgraph_edge::make_direct): Likewise.
7980 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7981 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7982 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7983 (CIF_THUNK): New code.
7984 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7985 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7986 (compute_inline_parameters): Set inline_failed for thunks.
7987 (inline_analyze_function): Cleanup.
7988 * ipa-inline.c (can_inline_edge_p): Do not deal with
7989 call_stmt_cannot_inline_p.
7990 (can_early_inline_edge_p): Likewise.
7991 (early_inliner): Initialize inline_failed.
7992 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7994 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7996 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7997 from nonimm_ssenomem_operand.
7998 (nonimm_ssenomem_operand): New predicate.
7999 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8000 as operand 0 predicate.
8001 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8002 Disable unsupported alternatives using "enabled" attribute.
8003 Use register_ssemem_operand as operand 0 predicate.
8004 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8006 2016-05-03 Marek Polacek <polacek@redhat.com>
8009 * input.c (expansion_point_location): New function.
8010 * input.h (expansion_point_location): Declare.
8012 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8014 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8015 occurence with frame_offset_ ones.
8017 2016-05-03 Alan Modra <amodra@gmail.com>
8019 PR rtl-optimization/70890
8020 * ira.c (combine_and_move_insns): When moving def_insn, remove
8023 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8025 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8026 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8027 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8028 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8030 2016-05-03 Alan Modra <amodra@gmail.com>
8032 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8033 for SAVE_MULTIPLE/STORE_MULTIPLE.
8035 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8037 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8038 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8040 2016-05-03 Richard Biener <rguenther@suse.de>
8042 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8044 (gimplify_arg): Likewise.
8045 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8046 re-writing the result to a decl if required.
8047 (internal_get_tmp_var): Add allow_ssa parameter
8048 and override into_ssa with it.
8049 (get_formal_tmp_var): Adjust.
8050 (get_initialized_tmp_var): Add allow_ssa parameter.
8051 (gimplify_arg): Add allow_ssa parameter and avoid generating
8052 SSA names for the result false.
8053 (gimplify_call_expr): If the call may return twice do not
8054 gimplify parameters into SSA.
8055 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8056 (gimplify_modify_expr): Adjust assert. For noreturn calls
8057 with a SSA name LHS adjust its def.
8058 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8059 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8060 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8061 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8062 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8063 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8064 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8065 (optimize_target_teams): Do not allow SSA names for clause operands.
8066 (gimplify_expr): Likewise for where we mark the result addressable.
8067 * passes.def (pass_init_datastructures): Remove.
8068 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8069 (rewrite_stmt): Likewise.
8070 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8071 (replace_locals_op): Replace SSA names.
8072 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8073 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8074 * cgraph.c (release_function_body): Free CFG annotations only
8075 when we have a CFG. Simplify.
8076 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8077 force_gimple_operand instead of get_initialized_tmp_var.
8078 * tree-pass.h (make_pass_init_datastructures): Remove.
8079 * tree-ssa.c (execute_init_datastructures): Remove.
8080 (pass_data_init_datastructures): Likewise.
8081 (class pass_init_datastructures): Likewise.
8082 (make_pass_init_datastructures): Likewise.
8083 * omp-low.c (create_omp_child_function): Init SSA data structures.
8084 (grid_expand_target_grid_body): Likewise.
8085 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8086 name before adding it to names_to_release.
8087 (remove_bb): Always release SSA defs.
8088 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8089 before dereferencing it.
8090 * cgraphunit.c (init_lowered_empty_function): Always
8091 int SSA data structures.
8092 * tree-ssanames.c (release_defs): Remove assert that we are in
8094 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8096 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8097 Uros Bizjak <ubizjak@gmail.com>
8099 PR rtl-optimization/70467
8100 * config/i386/predicates.md (x86_64_hilo_int_operand,
8101 x86_64_hilo_general_operand): New predicates.
8102 * config/i386/constraints.md (Wd): New constraint.
8103 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8104 (general_hilo_operand): New mode attr.
8105 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8106 instead of <general_operand>.
8107 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8108 x86_64_hilo_general_operand instead of <general_operand>.
8110 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8112 PR tree-optimization/70916
8113 * tree-if-conv.c (constant_or_ssa_name): Removed.
8114 (fold_build_cond_expr): Use is_gimple_val instead of
8115 constant_or_ssa_name.
8117 PR tree-optimization/70916
8118 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8119 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8122 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8123 (optimize_atomic_bit_test_and): New function.
8124 (pass_fold_builtins::execute): Use it.
8125 * optabs.def (atomic_bit_test_and_set_optab,
8126 atomic_bit_test_and_complement_optab,
8127 atomic_bit_test_and_reset_optab): New optabs.
8128 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8129 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8130 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8131 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8132 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8133 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8134 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8135 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8136 atomic_bit_test_and_complement@var{mode},
8137 atomic_bit_test_and_reset@var{mode}): Document.
8138 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8139 atomic_bit_test_and_complement<mode>,
8140 atomic_bit_test_and_reset<mode>): New expanders.
8141 (atomic_bit_test_and_set<mode>_1,
8142 atomic_bit_test_and_complement<mode>_1,
8143 atomic_bit_test_and_reset<mode>_1): New insns.
8145 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8147 PR rtl-optimization/70687
8148 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8149 instead of unsigned HOST_WIDE_INT.
8151 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8153 PR rtl-optimization/44281
8154 * hard-reg-set.h (struct target_hard_regs): New field
8155 x_fixed_nonglobal_reg_set.
8156 (fixed_nonglobal_reg_set): New macro.
8157 * reginfo.c (init_reg_sets_1): Initialize it.
8158 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8160 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8162 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8164 PR tree-optimization/56541
8165 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8166 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8167 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8168 (any_complicated_phi): new static variable.
8169 (aggressive_if_conv): delete.
8170 (if_convertible_phi_p): support phis with more than two arguments.
8171 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8172 critical pred edges.
8173 (ifcvt_split_critical_edges): support phis with more than two
8174 arguments by checking new parameter. only split critical edges
8176 (tree_if_conversion): handle simd pragma marked loop using new
8177 local variable aggressive_if_conv. check any_complicated_phi.
8179 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8181 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8184 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8186 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8189 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8191 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8192 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8193 define_insn_and_split.
8194 (mulsi3_i): New define_insn_and_split.
8195 (mulsi3_call): Convert to define_insn.
8196 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8199 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8201 * machmode.h (mode_complex): Add support to give the complex mode
8203 (GET_MODE_COMPLEX_MODE): Likewise.
8204 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8205 stored by build_complex_type and gfc_build_complex_type instead of
8206 trying to figure out the appropriate mode based on the size. Raise
8207 an assertion error, if the type was not set.
8208 * genmodes.c (struct mode_data): Add field for the complex type of
8210 (blank_mode): Likewise.
8211 (make_complex_modes): Remember the complex mode created in the
8213 (emit_mode_complex): Write out the mode_complex array to map a
8214 type mode to the complex version.
8215 (emit_insn_modes_c): Likewise.
8216 * tree.c (build_complex_type): Set the complex type to use before
8217 calling layout_type.
8218 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8219 support for __float128 complex datatypes.
8220 (rs6000_hard_regno_mode_ok): Likewise.
8221 (rs6000_setup_reg_addr_masks): Likewise.
8222 (rs6000_complex_function_value): Likewise.
8223 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8224 __float128 and __ibm128 complex.
8225 (FLOAT128_IBM_P): Likewise.
8226 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8227 * doc/extend.texi (Additional Floating Types): Document that
8228 -mfloat128 must be used to enable __float128. Document complex
8229 __float128 and __ibm128 support.
8231 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8234 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8235 char/short arguments promoted to int because of promote_prototypes.
8237 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8239 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8240 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8241 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8242 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8243 alternatives using "enabled" attribute. Use register_ssemem_operand
8244 as operand 1 predicate.
8245 (*cmpi<unord>xf_i387): Split XFmode pattern from
8246 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8247 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8248 *absneg<mode>2_i387. Disable unsupported alternatives using
8249 "enabled" attribute.
8250 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8252 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8254 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8256 (oacc_loop_process): Check mask for loop termination.
8258 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8260 * cif-code.def (CIF_THUNK): Add.
8261 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8264 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8266 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8267 (dump_inline_summary): Dump it.
8268 (fp_expression_p): New predicate.
8269 (estimate_function_body_sizes): Use it.
8270 (inline_merge_summary): Merge fp_expressions.
8271 (inline_read_section): Read fp_expressions.
8272 (inline_write_summary): Write fp_expressions.
8273 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8274 codegen boundary if either caller or callee is !fp_expressions.
8275 * ipa-inline.h (inline_summary): Add fp_expressions.
8276 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8277 to fp_expressions be sure the fp generation flags are updated.
8279 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8281 PR rtl-optimization/70467
8282 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8284 PR rtl-optimization/70467
8285 * ipa-pure-const.c (check_call): Handle internal calls even in
8286 ipa mode like in local mode.
8288 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8290 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8292 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8294 * match.pd (X u< X, X u> X): New transformations.
8296 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8298 * flag-types.h (enum warn_strict_overflow_code): Move ...
8299 * coretypes.h: ... here.
8300 * fold-const.h (fold_overflow_warning): Declare.
8301 * fold-const.c (fold_overflow_warning): Make non-static.
8302 (fold_comparison): Move the transformation of X +- C1 CMP C2
8303 into X CMP C2 -+ C1 ...
8304 * match.pd: ... here.
8305 * gimple-fold.c (fold_stmt_1): Protect with
8306 fold_defer_overflow_warnings.
8308 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8310 * omp-low.c (struct oacc_loop): Add 'inner' field.
8311 (new_oacc_loop_raw): Initialize it to zero.
8312 (oacc_loop_fixed_partitions): Initialize it.
8313 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8314 available partitioning.
8316 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8318 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8320 (umulsidi3): Likewise.
8321 (indirect_jump): Fix jump instruction assembly patterns.
8323 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8326 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8327 (nvptx_function_value): Assert non-NULL cfun.
8329 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8331 PR rtl-optimization/70886
8332 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8334 * cselib.h (rtx_equal_for_cselib_1): Declare.
8335 (rtx_equal_for_cselib_p: New inline function.
8336 * cselib.c (rtx_equal_for_cselib_p): Delete.
8337 (rtx_equal_for_cselib_1): Make public.
8339 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8341 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8342 (register_mixssei387nonimm_operand): Remove predicate.
8343 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8344 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8345 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8346 for TARGET_MIX_SSE_I387 alternatives.
8347 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8348 Disable unsupported alternatives using "enabled" attribute. Use
8349 nonimm_ssenomem_operand as operand 1 predicate. Also check
8350 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8352 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8354 * tree.c (cst_and_fits_in_hwi): Simplify.
8356 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8358 * tree.h (wi::to_wide): New function.
8359 * expr.c (expand_expr_real_1): Use wi::to_wide.
8360 * fold-const.c (int_const_binop_1): Likewise.
8361 (extract_muldiv_1): Likewise.
8363 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8365 * wide-int.h: Update offset_int and widest_int documentation.
8366 (WI_SIGNED_SHIFT_RESULT): New macro.
8367 (wi::binary_shift): Define signed_shift_result_type for
8368 shifts on offset_int- and widest_int-like types.
8369 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8370 * tree.h (int_bit_position): Use shift operators instead of wi::
8372 * alias.c (adjust_offset_for_component_ref): Likewise.
8373 * expr.c (get_inner_reference): Likewise.
8374 * fold-const.c (fold_comparison): Likewise.
8375 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8376 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8377 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8378 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8379 (stmt_kills_ref_p): Likewise.
8380 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8381 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8382 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8383 (ao_ref_init_from_vn_reference): Likewise.
8385 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8387 * wide-int.h: Update offset_int and widest_int documentation.
8388 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8389 (wi::binary_traits): Allow ordered comparisons between offset_int and
8390 offset_int, between widest_int and widest_int, and between either
8391 of these types and basic C types.
8392 (operator <, <=, >, >=): Define for the same combinations.
8393 * tree.h (tree_int_cst_lt): Use comparison operators instead
8394 of wi:: comparisons.
8395 (tree_int_cst_le): Likewise.
8396 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8397 (fold_nonarray_ctor_reference): Likewise.
8398 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8399 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8400 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8401 * tree-sra.c (completely_scalarize): Likewise.
8402 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8403 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8404 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8405 (check_for_binary_op_overflow): Likewise.
8406 (search_for_addr_array): Likewise.
8407 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8409 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8411 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8412 (arc_save_restore): Likewise.
8413 (arc_dwarf_register_span): Likewise.
8414 (arc_output_pic_addr_const): Initialize suffix variable.
8416 2016-05-02 Martin Liska <mliska@suse.cz>
8418 * symbol-summary.h (function_summary::function_summary):
8419 Remove checking assert for all cgraph nodes.
8420 (function_summary::get): Check summary_uid.
8421 (symtab_insertion): Check summary_uid.
8423 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8425 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8426 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8428 (arc_dwarf_register_span): Remove enum keyword.
8429 (compact_memory_operand_p): New function.
8430 * config/arc/arc.h (reg_class): Add code density register classes.
8431 (REG_CLASS_NAMES): Likewise.
8432 (REG_CLASS_CONTENTS): Likewise.
8433 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8434 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8435 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8436 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8437 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8439 (h, Rcd, Rsd, Rzd): New register constraints.
8440 (T): Use compact_memory_operand_p function.
8441 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8443 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8445 * config/sh/sh.md (*negnegt, *movtt): Remove.
8447 2016-05-02 Marek Polacek <polacek@redhat.com>
8448 Tom de Vries <tom@codesourcery.com>
8450 PR tree-optimization/70700
8451 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8452 bigger than FIRST_REF_NODE.
8454 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8457 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8459 (prepare_cbranch_operands): Don't use scratch register. Assume that
8460 function is used when pseudos can be created.
8461 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8462 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8463 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8464 define_expand. Allow it only when pseudos can be created.
8465 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8467 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8469 * config/i386/constraints.md (BC): Only allow -1 operands.
8470 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8471 Add "enabled" attribute. Update XI mode attribute calculation.
8472 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8473 (*movoi_internal_avx): Update XI mode attribute calculation.
8474 (*movti_internal): Ditto.
8476 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8478 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8479 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8481 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8483 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8484 statement on instruction code. Remove trailing spaces.
8485 (altivec_expand_stv_builtin): Likewise.
8487 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8489 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8490 (TARGET_FPU_DOUBLE): Simplify.
8491 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8492 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8493 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8494 with 'TARGET_FPU_DOUBLE'.
8495 * config/sh/sh.md: Likewise.
8497 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8499 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8500 SH_DIV_STR_FOR_SIZE): Remove.
8501 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8502 SH_DIV_STR_FOR_SIZE): Remove.
8504 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8506 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8507 logical_reg_operand): Delete.
8508 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8509 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8510 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8511 match_operand and match_test.
8512 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8513 variables on their first use. Return bool values.
8514 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8515 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8516 arith_reg_operand for input operand. Remove empty constraints.
8518 (*xorsi3_compact): Rename to xorsi3.
8519 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8520 (*zero_extend<mode>si2_disp_mem): Update comment.
8523 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8525 * config/sh/t-sh: Remove SH5 support.
8526 * config.gcc: Likewise.
8527 * configure: Likewise.
8529 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8531 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8533 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8535 * config/sh/sh.c (register_sh_passes, sh_option_override,
8536 sh_print_operand, prepare_move_operands,
8537 sh_can_follow_jump): Remove TARGET_SH1 checks.
8538 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8539 PROMOTE_MODE): Likewise.
8540 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8543 2016-04-30 Alan Modra <amodra@gmail.com>
8545 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8546 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8547 Check for user regs later to avoid unnecessary looping over regs.
8548 Merge user reg check with non-saved reg check. Don't force
8549 inline VR restore when static chain used.
8550 (rs6000_frame_related): Omit eh_frame info for user regs when
8552 (fixed_regs_p): Delete.
8554 2016-04-30 Alan Modra <amodra@gmail.com>
8556 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8557 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8560 2016-04-30 Alan Modra <amodra@gmail.com>
8563 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8564 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8567 2016-04-30 Alan Modra <amodra@gmail.com>
8569 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8570 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8571 flag_pic test for Darwin.
8573 2016-04-30 Alan Modra <amodra@gmail.com>
8575 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8576 throw_calls_crossed.
8577 (REG_FREQ_CALLS_CROSSED): Delete.
8578 (REG_N_THROWING_CALLS_CROSSED): Delete.
8579 * regstat.c (regstat_bb_compute_ri): Don't calculate
8580 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8581 (dump_reg_info): Don't print call cross frequency.
8582 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8583 and REG_N_THROWING_CALLS_CROSSED.
8585 2016-04-30 Alan Modra <amodra@gmail.com>
8587 * regs.h (struct reg_info_t): Delete live_length.
8588 (REG_LIVE_LENGTH): Delete macro.
8589 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8590 local_live, local_processed and local_live_last_luid params.
8591 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8593 (regstat_compute_ri): Adjust for above. Don't set
8595 (dump_reg_info): Don't print live length.
8596 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8597 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8598 Localize loop_depth var.
8600 2016-04-30 Alan Modra <amodra@gmail.com>
8602 * ira.c (enum valid_equiv): New.
8603 (validate_equiv_mem): Return enum.
8604 (update_equiv_mem): Create replacement in more cases.
8605 (add_store_equivs): Update validate_equiv_mem call.
8607 2016-04-30 Alan Modra <amodra@gmail.com>
8609 * ira.c (combine_and_move_insns): Rather than scanning insns,
8610 use DF infrastucture to find use and def insns.
8612 2016-04-30 Alan Modra <amodra@gmail.com>
8614 ira.c (combine_and_move_insns): Move invariant conditions..
8615 (ira.c): ..to here. Call combine_and_move_insns before
8616 add_store_equivs. Call grow_reg_equivs later. Allocate
8617 req_equiv later using max_reg_num() rather than global max_regno.
8618 (contains_replace_regs): Delete.
8619 (add_store_equivs): Remove contains_replace_regs test.
8621 2016-04-30 Alan Modra <amodra@gmail.com>
8623 * ira.c (struct equiv_mem_data): New.
8624 (equiv_mem, equiv_mem_modified): Delete static vars.
8625 (validate_equiv_mem_from_store): Use "data" param to communicate..
8626 (validate_equiv_mem): ..from here.
8628 2016-04-30 Alan Modra <amodra@gmail.com>
8630 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8632 (update_reg_equivs): ..here. Move allocation and freeing of
8633 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8634 end_alias_analysis to..
8637 2016-04-30 Alan Modra <amodra@gmail.com>
8639 * ira.c (pdx_subregs): Delete.
8640 (struct equivalence): Add pdx_subregs field.
8641 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8643 (update_equiv_regs): Don't create or free pdx_subregs. Update
8646 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8648 * config/rs6000/altivec.h: Change definitions of vec_xl and
8650 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8651 (LD_ELEMREV_V2DI): New.
8652 (LD_ELEMREV_V4SF): New.
8653 (LD_ELEMREV_V4SI): New.
8654 (LD_ELEMREV_V8HI): New.
8655 (LD_ELEMREV_V16QI): New.
8656 (ST_ELEMREV_V2DF): New.
8657 (ST_ELEMREV_V2DI): New.
8658 (ST_ELEMREV_V4SF): New.
8659 (ST_ELEMREV_V4SI): New.
8660 (ST_ELEMREV_V8HI): New.
8661 (ST_ELEMREV_V16QI): New.
8664 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8665 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8666 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8667 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8668 (altivec_expand_builtin): Add handling for
8669 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8670 (rs6000_invalid_builtin): Add error-checking for
8671 RS6000_BTM_P9_VECTOR.
8672 (altivec_init_builtins): Define builtins used to implement vec_xl
8674 (rs6000_builtin_mask_names): Define power9-vector.
8675 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8676 (RS6000_BTM_P9_VECTOR): Define.
8677 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8678 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8679 (vsx_ld_elemrev_v2df): Likewise.
8680 (vsx_ld_elemrev_v4sf): Likewise.
8681 (vsx_ld_elemrev_v4si): Likewise.
8682 (vsx_ld_elemrev_v8hi): Likewise.
8683 (vsx_ld_elemrev_v16qi): Likewise.
8684 (vsx_st_elemrev_v2df): Likewise.
8685 (vsx_st_elemrev_v2di): Likewise.
8686 (vsx_st_elemrev_v4sf): Likewise.
8687 (vsx_st_elemrev_v4si): Likewise.
8688 (vsx_st_elemrev_v8hi): Likewise.
8689 (vsx_st_elemrev_v16qi): Likewise.
8690 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8693 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8695 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8697 (simplify_control_stmt_condition_1): ... here. Recurse into
8698 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8700 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8703 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8704 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8705 define_insn_and_split to define_insn.
8706 (zero_extendqi<mode>2_dot2): Same.
8707 (extendqi<mode>2_dot): Same.
8708 (extendqi<mode>2_dot2): Same.
8710 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8712 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8713 (probe_stack): New expander.
8714 (probe_stack_<mode>): New insn pattern.
8716 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8718 * config/i386/i386.md
8719 (operations with memory inputs setting flags peephole2):
8720 Remove uneeded REG_P checks. Cleanup pattern generation.
8722 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8724 * tree-vect-loop.c (vect_transform_loop): Fix
8725 nb_iterations_upper_bound computation for vectorized loop.
8727 2016-04-29 Marek Polacek <polacek@redhat.com>
8728 Jakub Jelinek <jakub@redhat.com>
8731 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8732 TARGET_EXPR_SLOT as a base.
8734 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8736 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8737 with 'rCm2' constraints to limit possible immediate size.
8738 (*load_zeroextendqisi_update): Likewise.
8739 (*load_signextendqisi_update): Likewise.
8740 (*loadhi_update): Likewise.
8741 (*load_zeroextendhisi_update): Likewise.
8742 (*load_signextendhisi_update): Likewise.
8743 (*loadsi_update): Likewise.
8744 (*loadsf_update): Likewise.
8746 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8748 * config/i386/predicates.md (constm1_operand): Fix comparison.
8750 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8752 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8754 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8756 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8757 remaining SH5 related settings.
8758 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8759 shmedia_prepare_call_address): Delete.
8760 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8761 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8762 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8763 UNSUPPORTED_SH2A): Remove m5 checks.
8764 (sh_divide_strategy_e): Remove SH5 division strategies.
8765 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8766 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8768 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8770 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8772 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8774 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8775 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8777 * config/s390/vector.md ("mov<mode>"): Likewise.
8779 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8781 * config/s390/constraints.md ("U", "W"): Invoke
8782 s390_mem_constraint with "ZR" and "ZT".
8783 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8784 addresses when using LRA. Accept also short displacements for S
8785 and T constraints. Do not check for long displacement target for
8786 S and T constraints.
8787 (s390_mem_constraint): Remove handling of U and W constraints.
8788 * config/s390/s390.md (various patterns): Remove the short
8789 displacement constraints (Q and R) if a long displacement
8790 constraint is present. Add longdisp as required CPU capability.
8791 * config/s390/vector.md: Likewise.
8792 * config/s390/vx-builtins.md: Likewise.
8794 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8797 * reload1.c (reload): Call finish_spills before
8798 restarting reload loop. Skip select_reload_regs
8799 if update_eliminables_and_spill returns true.
8801 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8803 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8804 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8805 (umulhisi3_imm): Update predicates and constraint letters.
8806 (umulhisi3_reg): Declare instruction as commutative.
8807 * config/arc/constraints.md (J12, J16): New constraints.
8808 * config/arc/predicates.md (short_unsigned_const_operand): New
8810 (arc_short_operand): Likewise.
8811 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8813 2016-04-29 Richard Biener <rguenther@suse.de>
8815 PR tree-optimization/13962
8816 PR tree-optimization/65686
8817 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8818 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8819 using PTA to compare pointers.
8820 * match.pd: Add pattern for pointer equality compare simplification
8821 using ptrs_compare_unequal.
8823 2016-04-29 Richard Biener <rguenther@suse.de>
8825 * stor-layout.c (layout_type): Do not build a pointer-to-element
8828 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8830 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8831 Use SWI mode iterator. Use general_reg_operand predicate.
8832 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8833 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8836 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8839 * fold-const.c (operand_equal_p): Don't verify hash value equality
8841 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8844 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8847 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8848 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8849 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8850 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8851 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8853 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8855 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8856 to info. Don't initialize separate fields to 0. Clean up
8859 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8861 * config/i386/i386.md (peephole2s for operations with memory inputs):
8862 Use SWI mode iterator.
8863 (peephole2s for operations with memory outputs): Ditto.
8864 Do not check for stack checking probe.
8866 (probe_stack): Remove expander.
8868 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8869 Andrew Burgess <andrew.burgess@embecosm.com>
8871 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8872 operands as 32-bits.
8874 2016-04-28 Jason Merrill <jason@redhat.com>
8876 * gdbinit.in: Skip line-map.h.
8878 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8879 Andrew Burgess <andrew.burgess@embecosm.com>
8881 * config/arc/arc.c (arc_conditional_register_usage): Take
8882 TARGET_RRQ_CLASS into account.
8883 (arc_print_operand): Support printing 'p' and 's' operands.
8884 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8886 (TARGET_RRQ_CLASS): Define.
8887 (IS_POWEROF2_OR_0_P): Define.
8888 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8890 (*tst_movb): New define_insn.
8891 (*tst): Avoid recognition if it could prevent '*tst_movb'
8892 combination; replace c/CnL with c/Chs alternative.
8893 (*tst_bitfield_tst): New define_insn.
8894 (*tst_bitfield_asr): New define_insn.
8895 (*tst_bitfield): New define_insn.
8896 (andsi3_i): Add Rrq variant.
8897 (extzv): New define_expand.
8898 (insv): New define_expand.
8899 (*insv_i): New define_insn.
8900 (*movb): New define_insn.
8901 (*movb_signed): New define_insn.
8902 (*movb_high): New define_insn.
8903 (*movb_high_signed): New define_insn.
8904 (*movb_high_signed + 1): New define_split pattern.
8905 (*mrgb): New define_insn.
8906 (*mrgb + 1): New define_peephole2 pattern.
8907 (*mrgb + 2): New define_peephole2 pattern.
8908 * config/arc/arc.opt (mbitops): New option for nps400, uses
8909 TARGET_NPS_BITOPS_DEFAULT.
8910 * config/arc/constraints.md (q): Make register class conditional.
8911 (Rrq): New register constraint.
8912 (Chs): New constraint.
8913 (Clo): New constraint.
8914 (Chi): New constraint.
8915 (Cbf): New constraint.
8916 (Cbn): New constraint.
8917 (C18): New constraint.
8918 (Cbi): New constraint.
8920 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8922 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8924 (bitmap_intersection_of_preds): Ditto.
8925 (bitmap_union_of_succs): Ditto.
8926 (bitmap_union_of_preds): Ditto.
8927 * sbitmap.c (do_popcount): Delete.
8928 (BITMAP_DEBUGGING): Delete.
8929 (sbitmap_verify_popcount): Delete.
8930 (sbitmap_alloc): Don't initialize the popcount field.
8931 (sbitmap_alloc_with_popcount): Delete.
8932 (sbitmap_resize): Don't resize the popcount array.
8933 (sbitmap_vector_alloc): Don't initialize the popcount field.
8934 (bitmap_copy): Don't copy the popcount array.
8935 (bitmap_clear): Don't clear the popcount array.
8936 (bitmap_clear): Delete the popcount array handling.
8937 (bitmap_ior_and_compl): Delete the popcount assert.
8938 (bitmap_not): Ditto.
8939 (bitmap_and_compl): Ditto.
8940 (bitmap_and): Delete the popcount array handling.
8941 (bitmap_xor): Ditto.
8942 (bitmap_ior): Ditto.
8943 (bitmap_or_and): Delete the popcount assert.
8944 (bitmap_and_or): Ditto.
8945 (popcount_table): Delete.
8946 (sbitmap_elt_popcount): Delete.
8947 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8948 (bitmap_set_bit): Delete the popcount assert.
8949 (bitmap_clear_bit): Ditto.
8950 (sbitmap_free): Don't free the popcount array.
8951 (sbitmap_alloc_with_popcount): Delete declaration.
8952 (sbitmap_popcount): Ditto.
8954 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8955 Andrew Burgess <andrew.burgess@embecosm.com>
8957 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8958 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8959 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8960 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8961 * config/arc/arc.opt (mcmem): New option.
8962 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8963 supply length for r/m alternative.
8964 (*extendqisi2_ac): Likewise.
8965 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8967 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8968 (movhi_insn): Likewise.
8969 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8970 (*zero_extendqihi2_i): Add r/Ucm alternative.
8971 (*zero_extendqisi2_ac): Likewise.
8972 (*zero_extendhisi2_i): Likewise.
8973 * config/arc/constraints.md (Uex): New memory constraint.
8974 (Ucm): New define_constraint.
8975 * config/arc/predicates.md (long_immediate_loadstore_operand):
8976 Return 0 for MEM with cmem_address address.
8977 (cmem_address_0): New predicates.
8978 (cmem_address_1): Likewise.
8979 (cmem_address_2): Likewise.
8980 (cmem_address): Likewise.
8982 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8984 * config/rs6000/rs6000.c (machine_function): Rename
8985 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8986 (rs6000_stack_info): Adjust.
8988 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8989 Andrew Burgess <andrew.burgess@embecosm.com>
8991 * config/arc/constraints.md (Usd): Convert to define_constraint.
8995 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8998 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8999 Add new peephole2 where the first insn is *mov<mode>_or instead of
9000 *mov<mode>_internal.
9002 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9004 * tracer.c (bb_seen): Make static.
9006 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9008 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9009 support, setup defaults.
9010 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9011 * config/arc/arc.c (arc_init): Add NPS400 support.
9012 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9013 (TARGET_ARC700): NPS400 is also an ARC700.
9014 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9016 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9019 * config/nds32/nds32.md (casesi): Don't access the operands array
9022 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9024 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9025 (or $-1,reg peephole2): Ditto.
9026 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9028 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9030 * doc/extend.texi (Common Function Attributes) [optimize]:
9031 Discourage use of the optimize attribute.
9033 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9035 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9036 special case builtin.
9037 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9038 ALTIVEC_BUILTIN_VEC_ADDE.
9039 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9040 support for ALTIVEC_BUILTIN_VEC_ADDE.
9041 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9042 for __builtin_vec_adde.
9044 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9046 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9047 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9049 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9052 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9053 attributes): Document cilkplus_runtime.
9055 2016-04-28 Martin Jambor <mjambor@suse.cz>
9057 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9058 this function. Call verify_expr on MEM_REFs and bases of other
9061 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9063 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9064 for WORD_REGISTER_OPERATIONS to runtime check.
9066 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9068 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9070 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9072 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9073 big-endian compilation.
9074 * config/arc/arc.md (addf3): Likewise.
9078 2016-04-28 Richard Biener <rguenther@suse.de>
9080 PR tree-optimization/70840
9081 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9082 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9083 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9084 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9086 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9088 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9089 and explain why in a comment.
9091 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9093 * config/arc/arc.md (cpu_facility): Add fpx variant.
9094 (subdf3): Prohibit use reverse sub when assist operations option
9096 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9097 instructions only when FPX is enabled.
9098 * testsuite/gcc.target/arc/trsub.c: New test.
9100 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9102 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9103 mult_operator when calculating "type" attribute.
9104 (*fop_<mode>_1_i387): Ditto.
9105 (*fop_xf_1_i387): Ditto.
9106 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9107 Use std::swap to swap operands. Use RTL expressions to generate
9110 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9111 Joern Rennecke <joern.rennecke@embecosm.com>
9113 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9115 (emit_pic_move): Remove.
9116 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9117 * config/arc/arc.c (emit_pic_move): Removed.
9118 (TARGET_HAVE_TLS): Define.
9119 (arc_conditional_register_usage): Test for arc_tp_regno.
9120 (arc_print_operand, arc_print_operand_address): Handle TLS
9122 (arc_needs_pcl_p): New function.
9123 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9124 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9125 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9126 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9127 (arc_legitimize_tls_address): Likewise.
9128 (DTPOFF_ZERO_SYM): Define.
9129 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9130 (arc_output_pic_addr_const): Print TLS unspecs.
9131 (prepare_pic_move): New function, replaces emit_pic_move.
9132 (arc_legitimate_constant_p): Handle TLS unspecs.
9133 (arc_legitimate_address_p): Likewise.
9134 (arc_rewrite_small_data_p): Use assert for TLS constants.
9135 (prepare_move_operands): Use prepare_pic_move.
9136 (arc_legitimize_address): Legitimize tls addresses.
9137 (arc_epilogue_uses): Check for arc_tp_regno.
9138 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9139 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9141 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9143 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9144 %(arc_tls_extra_start_spec).
9145 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9146 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9148 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9149 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9150 (UNSPEC_TLS_OFF): Add.
9152 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9153 (get_thread_pointersi): New patterns.
9154 * config/arc/arc.opt (mtp-regno): New option.
9155 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9156 (move_dest_operand): Likewise.
9157 * configure: Regenerate.
9158 * configure.ac: Add arc*-*-* case to test for tls.
9159 * doc/invoke.texi (ARC options): Document mtp-regno.
9161 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9163 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9164 the new ARC HS SIMD instructions.
9165 (arc_preferred_simd_mode): New function.
9166 (arc_autovectorize_vector_sizes): Likewise.
9167 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9168 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9169 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9170 (arc_init_builtins): Add new SIMD builtin types.
9171 (arc_split_move): Handle 64 bit vector moves.
9172 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9173 (TARGET_PLUS_QMACW): Define.
9174 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9175 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9176 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9177 (VSUBADD4H): New builtins.
9178 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9179 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9181 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9182 Matthias Klose <doko@debian.org>
9184 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9186 2016-04-28 Richard Biener <rguenther@suse.de>
9189 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9192 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9194 * common/config/sh/sh-common.c: Remove SH5 support.
9195 * config/sh/constraints.md: Likewise.
9196 * config/sh/config/sh/elf.h: Likewise.
9197 * config/sh/linux.h: Likewise.
9198 * config/sh/netbsd-elf.h: Likewise.
9199 * config/sh/predicates.md: Likewise.
9200 * config/sh/sh-c.c: Likewise.
9201 * config/sh/sh-protos.h: Likewise.
9202 * config/sh/sh.c: Likewise.
9203 * config/sh/sh.h: Likewise.
9204 * config/sh/sh.md: Likewise.
9205 * config/sh/sh.opt: Likewise.
9206 * config/sh/sync.md: Likewise.
9207 * config/sh/sh64.h: Delete.
9208 * config/sh/shmedia.h: Likewise.
9209 * config/sh/shmedia.md: Likewise.
9210 * config/sh/sshmedia.h: Likewise.
9211 * config/sh/t-netbsd-sh5-64: Likewise.
9212 * config/sh/t-sh64: Likewise.
9213 * config/sh/ushmedia.h: Likewise.
9215 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9217 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9218 general_reg_operand instead of register_operand predicate.
9220 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9222 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9224 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9226 * match.pd (A - B > A, A + B < A): New transformations.
9228 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9230 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9231 which defaults to true. Emit an outer pair of parentheses only if
9232 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9233 don't emit parentheses for the right-hand operand.
9235 2016-04-27 Jeff Law <law@redhat.com>
9237 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9239 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9241 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9242 (altivec_lvx_<mode>_internal): Document.
9243 (altivec_lvx_<mode>_2op): New define_insn.
9244 (altivec_lvx_<mode>_1op): Likewise.
9245 (altivec_lvx_<mode>_2op_si): Likewise.
9246 (altivec_lvx_<mode>_1op_si): Likewise.
9247 (altivec_stvx_<mode>): Remove.
9248 (altivec_stvx_<mode>_internal): Document.
9249 (altivec_stvx_<mode>_2op): New define_insn.
9250 (altivec_stvx_<mode>_1op): Likewise.
9251 (altivec_stvx_<mode>_2op_si): Likewise.
9252 (altivec_stvx_<mode>_1op_si): Likewise.
9253 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9254 Expand vec_ld and vec_st during parsing.
9255 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9257 (altivec_expand_stvx_be): Likewise.
9258 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9259 address-masking behavior in RTL.
9260 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9261 address-masking behavior in RTL.
9262 (altivec_expand_builtin): Change builtin code arguments for calls
9263 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9264 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9265 presence of lvx/stvx patterns.
9266 (alignment_with_canonical_addr): New function.
9267 (alignment_mask): Likewise.
9268 (find_alignment_op): Likewise.
9269 (recombine_lvx_pattern): Likewise.
9270 (recombine_stvx_pattern): Likewise.
9271 (recombine_lvx_stvx_patterns): Likewise.
9272 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9273 stvx patterns from expand.
9274 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9276 (vector_altivec_store_<mode>): Likewise.
9278 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9280 * config/aarch64/aarch64.md
9281 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9282 remove the "fp" attributes.
9283 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9284 add the "simd" attributes.
9285 (*movdf_aarch64): Likewise.
9286 (*movtf_aarch64): Remove the "fp" attributes.
9287 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9288 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9290 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9292 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9293 rtx to rtx_code_label *.
9294 * rtl.h (maybe_set_first_label_num): Likewise.
9296 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9298 * df-core.c (df_add_problem): Make the problem param be const.
9299 (df_remove_problem): Make local "problem" be const.
9300 * df-problems.c (problem_RD): Make const.
9301 (problem_LR): Likewise.
9302 (problem_LIVE): Likewise.
9303 (problem_MIR): Likewise.
9304 (problem_CHAIN): Likewise.
9305 (problem_WORD_LR): Likewise.
9306 (problem_NOTE): Likewise.
9307 (problem_MD): Likewise.
9308 * df-scan.c (problem_SCAN): Likewise.
9309 * df.h (struct df_problem): Make field "dependent_problem" be
9311 (struct dataflow): Likewise for field "problem".
9312 (df_add_problem): Make param const.
9314 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9316 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9317 inter-unit moves to/from vector registers are enabled. Do not disable
9320 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9322 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9323 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9325 (enum df_problem_id): ...this new enum.
9326 (struct df_problem): Convert field "id" from "int" to
9329 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9331 * rtl.def: Update comment for "things in the instruction chain" to
9332 reflect the removal of the leading "i" field for INSN_UID in
9333 r210360. Fix bogus apostrophe.
9335 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9337 * config/i386/i386.md
9338 (lea arith with mem operand + setcc peephole2): Set operator mode.
9340 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9343 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9344 (dimode_scalar_to_vector_candidate_p): This.
9345 (timode_scalar_to_vector_candidate_p): New function.
9346 (scalar_to_vector_candidate_p): Likewise.
9347 (timode_check_non_convertible_regs): Likewise.
9348 (timode_remove_non_convertible_regs): Likewise.
9349 (remove_non_convertible_regs): Likewise.
9350 (remove_non_convertible_regs): Renamed to ...
9351 (dimode_remove_non_convertible_regs): This.
9352 (scalar_chain::~scalar_chain): Make it virtual.
9353 (scalar_chain::compute_convert_gain): Make it pure virtual.
9354 (scalar_chain::mark_dual_mode_def): Likewise.
9355 (scalar_chain::convert_insn): Likewise.
9356 (scalar_chain::convert_registers): Likewise.
9357 (scalar_chain::add_to_queue): Make it protected.
9358 (scalar_chain::emit_conversion_insns): Likewise.
9359 (scalar_chain::replace_with_subreg): Likewise.
9360 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9361 (scalar_chain::convert_op): Likewise.
9362 (scalar_chain::convert_reg): Likewise.
9363 (scalar_chain::make_vector_copies): Likewise.
9364 (scalar_chain::convert_registers): New pure virtual function.
9365 (class dimode_scalar_chain): New class.
9366 (class timode_scalar_chain): Likewise.
9367 (scalar_chain::mark_dual_mode_def): Renamed to ...
9368 (dimode_scalar_chain::mark_dual_mode_def): This.
9369 (timode_scalar_chain::mark_dual_mode_def): New function.
9370 (timode_scalar_chain::convert_insn): Likewise.
9371 (dimode_scalar_chain::convert_registers): Likewise.
9372 (scalar_chain::compute_convert_gain): Renamed to ...
9373 (dimode_scalar_chain::compute_convert_gain): This.
9374 (scalar_chain::replace_with_subreg): Renamed to ...
9375 (dimode_scalar_chain::replace_with_subreg): This.
9376 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9377 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9378 (scalar_chain::make_vector_copies): Renamed to ...
9379 (dimode_scalar_chain::make_vector_copies): This.
9380 (scalar_chain::convert_reg): Renamed to ...
9381 (dimode_scalar_chain::convert_reg ): This.
9382 (scalar_chain::convert_op): Renamed to ...
9383 (dimode_scalar_chain::convert_op): This.
9384 (scalar_chain::convert_insn): Renamed to ...
9385 (dimode_scalar_chain::convert_insn): This.
9386 (scalar_chain::convert): Call convert_registers.
9387 (convert_scalars_to_vector): Change to scalar_chain pointer to
9388 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9389 in 32-bit mode. Delete scalar_chain pointer. Call
9390 free_dominance_info in 64-bit mode.
9391 (pass_stv::gate): Remove TARGET_64BIT check.
9392 (ix86_option_override): Put the 64-bit STV pass before the CSE
9395 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9397 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9398 dw_loc_frame_offset field.
9399 * dwarf2out.c (new_loc_descr): Likewise.
9400 (resolve_args_picking_1): Turn the VISITED hash set into a
9401 FRAME_OFFSET hash map. Use it to associate a frame offset to
9402 visited nodes. Remove uses of the CHECKING_P macro.
9403 (resolve_args_picking): Update call to resolve_args_picking_1.
9405 2016-04-27 Martin Liska <mliska@suse.cz>
9407 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9408 (free_loop_data): Release vuses of groups.
9410 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9412 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9413 instead of redundant use_id and boolean have_use_for.
9414 (struct iv_use): Change sub_id into group_id. Remove field next.
9415 Move fields: related_cands, n_map_members, cost_map and selected
9417 (struct iv_group): ... here. New structure.
9418 (struct iv_common_cand): Use structure declaration directly.
9419 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9420 (MAX_CONSIDERED_USES): Rename macro to ...
9421 (MAX_CONSIDERED_GROUPS): ... here.
9422 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9423 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9424 (dump_uses): Rename to ...
9425 (dump_groups): ... here. Update all uses.
9426 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9427 (find_induction_variables): Refactor format of dump information.
9428 (record_sub_use): Delete.
9429 (record_use): Update all uses.
9430 (record_group): New function.
9431 (record_group_use, find_interesting_uses_op): Call above functions.
9433 (find_interesting_uses_cond): Ditto.
9434 (group_compare_offset): New function.
9435 (split_all_small_groups): Rename to ...
9436 (split_small_address_groups_p): ... here. Update all uses.
9437 (split_address_groups): Update all uses.
9438 (find_interesting_uses): Refactor format of dump information.
9439 (add_candidate_1): Update all uses. Remove redundant check on iv,
9441 (add_candidate, record_common_cand): Remove redundant assert.
9442 (add_iv_candidate_for_biv): Update use.
9443 (add_iv_candidate_derived_from_uses): Update all uses.
9444 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9445 (alloc_use_cost_map): Ditto.
9446 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9447 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9448 (determine_use_iv_cost_generic): Ditto.
9449 (determine_group_iv_cost_generic): Ditto.
9450 (determine_use_iv_cost_address): Ditto.
9451 (determine_group_iv_cost_address): Ditto.
9452 (determine_use_iv_cost_condition): Ditto.
9453 (determine_group_iv_cost_cond): Ditto.
9454 (determine_use_iv_cost): Ditto.
9455 (determine_group_iv_cost): Ditto.
9456 (set_autoinc_for_original_candidates): Update all uses.
9457 (find_iv_candidates): Update all uses. Refactor dump information.
9458 (determine_use_iv_costs): Ditto.
9459 (determine_iv_costs): Ditto.
9460 (iv_ca_cand_for_use): Rename to ...
9461 (iv_ca_cand_for_group): ... here. Update all uses.
9462 (iv_ca_add_use, iv_ca_add_group): Ditto.
9463 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9464 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9465 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9466 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9467 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9468 (create_new_iv, adjust_iv_update_pos): Ditto.
9469 (rewrite_use_address): Delete.
9470 (rewrite_use_address_1): Rename to ...
9471 (rewrite_use_address): ... here.
9472 (rewrite_use_compare): Update all uses.
9473 (rewrite_use): Delete.
9474 (rewrite_uses): Rename to ...
9475 (rewrite_groups): ... here. Update all uses.
9476 (remove_unused_ivs, free_loop_data): Update all uses.
9477 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9479 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9481 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9482 for WORD_REGISTER_OPERATIONS to runtime check.
9484 2016-04-27 Richard Biener <rguenther@suse.de>
9487 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9488 aggregate_value_p to determine if a function result is
9489 returned by reference.
9490 (ipa_pta_execute): Functions having their address taken are
9491 not automatically nonlocal.
9493 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9496 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9497 * fold-const.c (operand_equal_p): If flag_checking and
9498 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9499 and if it returns non-zero, assert iterative_hash_expr on both
9502 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9504 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9506 2016-04-27 Nick Clifton <nickc@redhat.com>
9509 * varasm.c (merge_weak): Generate an error if an attempt is made
9510 to convert a non-weak static function into a weak, public function.
9512 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9514 * params.def (MAX_PARTITION_SIZE): New param.
9515 * doc/invoke.texi: Document lto-max-partition.
9517 2016-04-27 Richard Biener <rguenther@suse.de>
9520 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9521 function cummulating used_from_other_partition, externally_visible
9522 and force_output from aliases.
9523 (refered_from_nonlocal_var): Likewise.
9524 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9525 node flags properly.
9527 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9529 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9530 (-Wmemset-elt-size): New item.
9532 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9535 * stor-layout.h (internal_reference_types): Delete.
9536 * stor-layout.c (reference_types_internal): Likewise.
9537 (internal_reference_types): Likewise.
9538 (layout_type) <REFERENCE_TYPE>: Adjust.
9540 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9543 * tree.h (inchash::add_expr): Add FLAGS argument.
9544 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9545 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9546 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9547 Formatting fix. Adjust recursive calls. For tcc_comparison,
9548 if swap_tree_comparison (code) is smaller than code, hash that
9549 and arguments in the other order. Hash CONVERT_EXPR the same
9550 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9551 of ADDR_EXPR of decl as the decl itself. Add or remove
9552 OEP_ADDRESS_OF from recursive flags as needed. For
9553 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9554 operands commutatively and only the third one normally.
9555 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9557 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9559 * config/rtems.h (LIB_SPEC): Add -latomic.
9561 2016-04-27 Joel Sherrill <joel@rtems.org>
9563 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9564 xilink.ld and flags not relevant to RTEMS.
9566 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9568 * toplev.c (backend_init_target): Avoid calling init_reload when using
9571 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9573 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9574 for loops rather than one for the whole function.
9576 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9578 * match.pd (X + CST CMP X): New transformation.
9580 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9582 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9583 * fold-const.c (fold_binary_loc): Remove 2 transformations
9584 superseded by match.pd.
9585 * match.pd (x+x -> x*2): Generalize to integers.
9587 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9589 * config/i386/i386.md (operation on memory peephole): Duplicate an
9590 existing peephole and adapt it to match lea rather than an operation
9593 PR rtl-optimization/57193
9594 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9596 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9598 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9600 * tree-if-conv.c (any_pred_load_store): New static variable.
9601 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9602 any_pred_load_store instead of and_mask_load_store.
9603 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9604 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9605 (combine_blocks, tree_if_conversion): Ditto.
9607 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9609 PR tree-optimization/70771
9610 PR tree-optimization/70775
9611 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9612 virtual PHI nodes. Delete parameter.
9613 (if_convertible_loop_p_1): Delete argument to above function.
9614 (predicate_all_scalar_phis): Delete code handling single-argument
9616 (tree_if_conversion): Mark and update virtual SSA.
9618 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9621 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9622 (x86_elf_aligned_common): Rename to ...
9623 (x86_elf_aligned_decl_common): ... this.
9624 Add decl arg. Switch to .lbss for largecomm object. Use
9625 LARGECOMM_SECTION_ASM_OP.
9626 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9628 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9629 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9631 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9632 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9634 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9637 * config/i386/i386.c (SECTION_LARGE): Define.
9638 (x86_64_elf_select_section): Set it for large data/bss sections.
9639 Only clear SECTION_WRITE for .lrodata.
9640 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9642 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9643 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9644 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9646 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9647 * doc/tm.texi: Regenerate.
9649 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9652 * configure.ac (--enable-checking): Document extra flag, for
9653 non-release builds default to --enable-checking=yes,extra.
9654 If misc checking and extra checking, define CHECKING_P to 2 instead
9656 * common.opt (fchecking=): Add.
9657 * doc/invoke.texi (-fchecking=): Document.
9658 * doc/install.texi: Document --enable-checking changes.
9659 * configure: Regenerated.
9660 * config.in: Regenerated.
9662 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9664 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9665 attribute instead of which_alternative.
9666 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9667 Use EXT_REX_SSE_REG_P where appropriate.
9669 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9671 * config/i386/predicates.md (const0_operand): Do not match
9672 const_wide_int code.
9673 (const1_operand): Ditto.
9675 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9677 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9678 for SSE constm1 operands and TARGET_AVX512VL.
9679 (*movti_internal): Ditto.
9680 (*mov<mode>_or): Use constm1_operand predicate.
9681 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9682 for SSE vector_all_ones operands and TARGET_AVX512VL.
9683 * config/i386/predicates.md (constm1_operand): New predicate.
9684 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9685 emission of constant -1 load.
9687 2016-04-25 Jason Merrill <jason@redhat.com>
9689 * gdbinit.in: Skip is-a.h.
9691 * attribs.c (register_scoped_attributes): Fix logic.
9692 * attribs.h: Declare register_scoped_attributes.
9694 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9696 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9697 stxvd2x and stxvw4x built-in functions.
9699 2016-04-25 DJ Delorie <dj@redhat.com>
9701 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9702 (ashrhi3): Likewise.
9703 (lshrhi3): Likewise.
9705 2016-04-25 Richard Biener <rguenther@suse.de>
9707 PR tree-optimization/70780
9708 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9710 (compute_antic): Mark blocks with abnormal preds as visited as
9711 they have a final empty antic-in solution already.
9713 2016-04-25 Michael Collison <michael.collison@linaro.org>
9715 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9717 2016-04-25 Michael Collison <michael.collison@linaro.org>
9719 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9720 mode is VQI to improve mixed mode vectorization.
9721 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9722 define_insn to match low half of signed vaddw.
9723 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9724 define_insn to match high half of signed vaddw.
9725 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9726 define_insn to match low half of unsigned vaddw.
9727 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9728 define_insn to match high half of unsigned vaddw.
9729 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9730 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9731 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9733 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9734 * config/arm/predicates.md (vect_par_constant_high): Support
9735 big endian and simplify by calling
9736 arm_simd_check_vect_par_cnst_half
9737 (vect_par_constant_low): Likewise.
9739 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9741 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9742 predicate for operand 2.
9744 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9745 H.J. Lu <hongjiu.lu@intel.com>
9747 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9748 machine_mode argument.
9749 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9750 constm1_rtx operands. For VOIDmode constants, get mode from
9751 pred_mode. Check mode size if the mode is supported by ABI.
9752 (standard_sse_constant_opcode): Do not use standard_constant_p.
9753 Strictly check ABI support for all-ones operands.
9754 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9755 immediates. Update calls to standard_sse_constant_p.
9756 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9757 (ix86_rtx_costs): Ditto.
9758 * config/i386/i386.md (*movxi_internal_avx512f): Use
9759 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9760 Use (v,BC) alternative instead of (v,C). Use register_operand
9761 checks instead of MEM_P.
9762 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9763 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9764 isa attribute. Use register_operand checks instead of MEM_P.
9765 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9766 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9767 alternative and corresponding sse2 isa attribute.
9768 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9769 to standard_sse_constant_p.
9770 (FP constant splitters): Ditto.
9771 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9773 * config/i386/predicates.md (constm1_operand): Remove.
9774 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9775 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9776 vector_all_ones_operand instead of constm1_operand.
9778 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9780 * print-rtl.c (print_rtx_insn_vec): New function.
9781 * print-rtl.h: New prototype.
9782 * store-motion.c (struct st_expr): Make avail_stores a vector.
9783 (st_expr_entry): Adjust.
9784 (free_st_expr_entry): Likewise.
9785 (print_store_motion_mems): Likewise.
9786 (find_moveable_store): Likewise.
9787 (compute_store_table): Likewise.
9788 (delete_store): Likewise.
9789 (build_store_vectors): Likewise.
9791 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9793 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9795 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9797 * vec.h (vec_safe_contains): New function.
9798 (vec::contains): Likewise.
9799 (vec::begin): Likewise.
9800 (vec::end): Likewise.
9802 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9805 * cfgexpand.c (expand_stack_vars): Fix typo.
9807 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9809 * system.h (list, map, set, vector): Include conditionally.
9810 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9811 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9812 * ipa-icf.c (INCLUDE_LIST): Define.
9813 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9814 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9815 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9816 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9817 * cp/logic.cc (INCLUDE_LIST): Define.
9818 * fortran/trans-common.c (INCLUDE_MAP): Define.
9820 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9822 * auto-profile.c: Remove <string.h> include.
9823 * ipa-icf-gimple.c: Remove <list> include.
9824 * diagnostic.c: Remove <new> include.
9825 * genmatch.c: Likewise.
9826 * pretty-print.c: Likewise.
9827 * toplev.c: Likewise
9828 * c/c-objc-common.c: Likewise.
9829 * cp/error.c: Likewise.
9830 * fortran/error.c: Likewise.
9832 2016-04-22 Richard Biener <rguenther@suse.de>
9834 * lto-streamer-in.c (input_ssa_names): Do not allocate
9835 GIMPLE_NOP for all SSA names.
9836 * lto-streamer-out.c (output_ssa_names): Do not output
9837 SSA names that should have been released.
9839 2016-04-22 Richard Biener <rguenther@suse.de>
9841 PR tree-optimization/70740
9842 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9845 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9848 * config/i386/predicates.md (call_insn_operand): Replace
9849 sibcall_memory_operand with memory_operand.
9851 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9853 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9854 has_single_use() tests.
9855 (register_edge_assert_for_1): Likewise.
9856 (find_assert_locations_1): Check the liveness bitmap instead of
9857 checking has_single_use().
9859 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9862 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9863 Extract AVX-512BW constraint from AVX.
9865 2016-04-21 Richard Biener <rguenther@suse.de>
9867 PR tree-optimization/70725
9868 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9869 for phi_convertible_by_degenerating_args.
9870 (predicate_all_scalar_phis): Handle single-argument PHIs.
9872 2016-04-21 Richard Biener <rguenther@suse.de>
9875 * fold-const.c (fold_comparison): Return properly typed
9878 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9880 PR tree-optimization/70715
9881 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9882 after expanding BASE using expand_simple_operations.
9884 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9886 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9887 New transformations.
9889 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9891 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9893 2016-04-20 Jan Hubicka <jh@suse.cz>
9895 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9896 ultiimate_alias_target.
9897 (update_callee_keys): Likewise.
9898 (lookup_recursive_calls): Likewise.
9899 (speculation_useful_p): Likewise.
9901 2016-04-20 Jan Hubicka <jh@suse.cz>
9904 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9905 (set_nothrow_flag_1): ... this; handle interposition correctly;
9906 recurse on aliases and thunks.
9907 (cgraph_node::set_nothrow_flag): New.
9908 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9909 functions compiled with non-call exceptions that binds to current
9911 (propagate_nothrow): Be safe WRT interposition.
9912 * cgraph.h (set_nothrow_flag): Update prototype.
9914 2016-04-18 Jan Hubicka <jh@suse.cz>
9916 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9917 max_loop_iterations_int.
9918 (tree_unswitch_outer_loop): Likewise.
9920 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9922 PR tree-optimization/69489
9923 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9924 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9925 Revise dump message.
9926 (if_convertible_bb_p): Remove check on edge count of basic block's
9929 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9931 PR tree-optimization/56625
9932 PR tree-optimization/69489
9933 * tree-data-ref.h (DR_INNERMOST): New macro.
9934 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9935 hashing struct innermost_loop_behavior.
9936 (ref_DR_map): Remove.
9937 (innermost_DR_map): New map.
9938 (baseref_DR_map): Revise comment.
9939 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9940 to innermost_DR_map accroding to its innermost loop behavior.
9941 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9942 to its innermost loop behavior.
9943 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9944 Add initialization for innermost_DR_map. Record memory reference
9945 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9946 have innermost loop behavior.
9947 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9950 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9953 *lea_general_1. Use explicit SWI12 mode interator.
9954 (*lea<mode>_general_2): Rename from *lea_general_2.
9955 Use explicit SWI12 mode interator.
9956 (*lea<mode>_general_3): Rename from *lea_general_3.
9957 Use explicit SWI12 mode interator.
9958 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9959 Use explicit SWI12 mode interator.
9960 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9961 Use explicit SWI48 mode interator.
9963 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9965 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9966 Short-cut unaligned load and store cases. Handle all integer
9968 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9969 and store cases. Call ix86_avx256_split_vector_move_misalign
9970 directly without checking mode class.
9972 2016-04-20 Andrew Pinski <apinski@cavium.com>
9973 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9976 * config/aarch64/aarch64.md (sibcall): Force call
9977 address to be DImode for ILP32.
9978 (sibcall_value): Likewise.
9980 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9982 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9984 2016-04-20 Richard Biener <rguenther@suse.de>
9986 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9987 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9988 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9989 (maybe_push_res_to_seq): Adjust.
9990 * gimple-fold.c (maybe_build_generic_op): Likewise.
9992 2016-04-20 Marek Polacek <polacek@redhat.com>
9994 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9997 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9999 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10000 use kmovw to support AVX512F target.
10002 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10004 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10006 2016-04-20 Marek Polacek <polacek@redhat.com>
10008 PR tree-optimization/70725
10009 * tree-if-conv.c (is_false_predicate): New function.
10010 (predicate_mem_writes): Use it.
10012 2016-04-20 Richard Biener <rguenther@suse.de>
10014 PR tree-optimization/70726
10015 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10016 shift amounts from a pattern stmt operand.
10018 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10021 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10022 stack_restore_from_fpr pattern when restoring r15.
10023 (s390_optimize_prologue): Strip away the memory barrier in the
10024 parallel when trying to get rid of restore insns.
10025 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10026 definition for loading the stack pointer from an FPR. Compared to
10027 the normal move insn this pattern includes a full memory barrier.
10029 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10031 PR middle-end/70680
10032 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10033 implicitly linear or lastprivate iterator on the outer context.
10035 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10037 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10039 * config/i386/i386.md (ssememalign): Removed.
10040 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10042 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10045 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10046 const short * to __builtin_ia32_loaddquhi512_mask.
10047 (_mm512_maskz_loadu_epi16): Likewise.
10048 (_mm512_mask_storeu_epi16): Pass short * to
10049 __builtin_ia32_storedquhi512_mask.
10050 (_mm512_mask_loadu_epi8): Pass const char * to
10051 __builtin_ia32_loaddquqi512_mask.
10052 (_mm512_maskz_loadu_epi8): Likewise.
10053 (_mm512_mask_storeu_epi8): Pass char * to
10054 __builtin_ia32_storedquqi512_mask.
10055 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10056 const double * to __builtin_ia32_loadupd512_mask.
10057 (_mm512_mask_loadu_pd): Likewise.
10058 (_mm512_maskz_loadu_pd): Likewise.
10059 (_mm512_storeu_pd): Pass double * to
10060 __builtin_ia32_storeupd512_mask.
10061 (_mm512_mask_storeu_pd): Likewise.
10062 (_mm512_loadu_ps): Pass const float * to
10063 __builtin_ia32_loadups512_mask.
10064 (_mm512_mask_loadu_ps): Likewise.
10065 (_mm512_maskz_loadu_ps): Likewise.
10066 (_mm512_storeu_ps): Pass float * to
10067 __builtin_ia32_storeups512_mask.
10068 (_mm512_mask_storeu_ps): Likewise.
10069 (_mm512_mask_loadu_epi64): Pass const long long * to
10070 __builtin_ia32_loaddqudi512_mask.
10071 (_mm512_maskz_loadu_epi64): Likewise.
10072 (_mm512_mask_storeu_epi64): Pass long long *
10073 to __builtin_ia32_storedqudi512_mask.
10074 (_mm512_loadu_si512): Pass const int * to
10075 __builtin_ia32_loaddqusi512_mask.
10076 (_mm512_mask_loadu_epi32): Likewise.
10077 (_mm512_maskz_loadu_epi32): Likewise.
10078 (_mm512_storeu_si512): Pass int * to
10079 __builtin_ia32_storedqusi512_mask.
10080 (_mm512_mask_storeu_epi32): Likewise.
10081 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10082 char * to __builtin_ia32_storedquqi256_mask.
10083 (_mm_mask_storeu_epi8): Likewise.
10084 (_mm256_mask_loadu_epi16): Pass const short * to
10085 __builtin_ia32_loaddquhi256_mask.
10086 (_mm256_maskz_loadu_epi16): Likewise.
10087 (_mm_mask_loadu_epi16): Pass const short * to
10088 __builtin_ia32_loaddquhi128_mask.
10089 (_mm_maskz_loadu_epi16): Likewise.
10090 (_mm256_mask_loadu_epi8): Pass const char * to
10091 __builtin_ia32_loaddquqi256_mask.
10092 (_mm256_maskz_loadu_epi8): Likewise.
10093 (_mm_mask_loadu_epi8): Pass const char * to
10094 __builtin_ia32_loaddquqi128_mask.
10095 (_mm_maskz_loadu_epi8): Likewise.
10096 (_mm256_mask_storeu_epi16): Pass short * to.
10097 __builtin_ia32_storedquhi256_mask.
10098 (_mm_mask_storeu_epi16): Pass short * to.
10099 __builtin_ia32_storedquhi128_mask.
10100 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10101 const double * to __builtin_ia32_loadupd256_mask.
10102 (_mm256_maskz_loadu_pd): Likewise.
10103 (_mm_mask_loadu_pd): Pass onst double * to
10104 __builtin_ia32_loadupd128_mask.
10105 (_mm_maskz_loadu_pd): Likewise.
10106 (_mm256_mask_storeu_pd): Pass double * to
10107 __builtin_ia32_storeupd256_mask.
10108 (_mm_mask_storeu_pd): Pass double * to
10109 __builtin_ia32_storeupd128_mask.
10110 (_mm256_mask_loadu_ps): Pass const float * to
10111 __builtin_ia32_loadups256_mask.
10112 (_mm256_maskz_loadu_ps): Likewise.
10113 (_mm_mask_loadu_ps): Pass const float * to
10114 __builtin_ia32_loadups128_mask.
10115 (_mm_maskz_loadu_ps): Likewise.
10116 (_mm256_mask_storeu_ps): Pass float * to
10117 __builtin_ia32_storeups256_mask.
10118 (_mm_mask_storeu_ps): ass float * to
10119 __builtin_ia32_storeups128_mask.
10120 (_mm256_mask_loadu_epi64): Pass const long long * to
10121 __builtin_ia32_loaddqudi256_mask.
10122 (_mm256_maskz_loadu_epi64): Likewise.
10123 (_mm_mask_loadu_epi64): Pass const long long * to
10124 __builtin_ia32_loaddqudi128_mask.
10125 (_mm_maskz_loadu_epi64): Likewise.
10126 (_mm256_mask_storeu_epi64): Pass long long * to
10127 __builtin_ia32_storedqudi256_mask.
10128 (_mm_mask_storeu_epi64): Pass long long * to
10129 __builtin_ia32_storedqudi128_mask.
10130 (_mm256_mask_loadu_epi32): Pass const int * to
10131 __builtin_ia32_loaddqusi256_mask.
10132 (_mm256_maskz_loadu_epi32): Likewise.
10133 (_mm_mask_loadu_epi32): Pass const int * to
10134 __builtin_ia32_loaddqusi128_mask.
10135 (_mm_maskz_loadu_epi32): Likewise.
10136 (_mm256_mask_storeu_epi32): Pass int * to
10137 __builtin_ia32_storedqusi256_mask.
10138 (_mm_mask_storeu_epi32): Pass int * to
10139 __builtin_ia32_storedqusi128_mask.
10140 * config/i386/i386-builtin-types.def (PCSHORT): New.
10141 (PINT64): Likewise.
10142 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10143 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10144 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10145 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10146 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10147 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10148 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10149 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10150 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10151 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10152 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10153 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10154 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10155 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10156 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10157 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10158 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10159 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10160 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10161 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10162 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10163 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10164 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10165 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10166 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10167 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10168 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10169 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10170 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10171 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10172 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10173 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10174 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10175 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10176 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10177 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10178 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10179 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10180 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10181 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10182 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10183 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10184 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10185 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10186 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10187 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10188 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10189 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10190 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10192 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10193 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10195 (ix86_expand_vector_move_misalign): Likewise.
10196 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10197 to scalar function prototype for unaligned load/store builtins.
10198 (ix86_expand_special_args_builtin): Updated.
10199 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10200 (UNSPEC_STOREU): Likewise.
10201 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10202 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10203 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10204 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10205 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10206 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10207 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10208 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10209 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10210 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10211 (<avx512>_storedqu<mode>_mask): Likewise.
10212 (*sse4_2_pcmpestr_unaligned): Likewise.
10213 (*sse4_2_pcmpistr_unaligned): Likewise.
10214 (*mov<mode>_internal): Renamed to ...
10215 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10216 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10217 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10218 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10220 2016-04-19 Richard Biener <rguenther@suse.de>
10222 PR tree-optimization/70171
10223 * tree-ssa-phiprop.c: Include stor-layout.h.
10224 (phiprop_insert_phi): Handle the aggregate copy case.
10225 (propagate_with_phi): Likewise.
10227 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10230 instead of simplify_gen_subreg (... , 0).
10231 (ix86_delegitimize_address): Ditto.
10232 (ix86_split_divmod): Ditto.
10233 (ix86_split_copysign_const): Ditto.
10234 (ix86_split_copysign_var): Ditto.
10235 (ix86_expand_args_builtin): Ditto.
10236 (ix86_expand_round_builtin): Ditto.
10237 (ix86_expand_special_args_builtin): Ditto.
10238 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10239 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10240 (udivmodqi4): Ditto.
10241 (absneg splitters): Ditto.
10242 (*jcc_bt<mode>_1): Ditto.
10244 2016-04-19 Richard Biener <rguenther@suse.de>
10246 PR tree-optimization/70724
10247 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10248 restoring out from ...
10249 (free_scc_vn): ... here.
10250 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10251 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10253 (pass_fre::execute): Restore SSA info.
10255 2016-04-19 Richard Biener <rguenther@suse.de>
10257 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10258 * gimple-walk.c (walk_gimple_op): Initialize it.
10259 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10260 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10261 remapping SSA names of defs.
10262 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10265 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10267 PR middle-end/70689
10268 * lra-constraints.c (equiv_substition_p): New.
10269 (process_alt_operands): Use it.
10270 (swap_operands): Swap it.
10271 (curr_insn_transform): Update it.
10273 2016-04-18 Michael Matz <matz@suse.de>
10275 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10276 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10277 * tree-core.h (tree_type_common.align): Use bit-field.
10278 (tree_type_common.spare): New.
10279 (tree_decl_common.off_align): Make smaller.
10280 (tree_decl_common.align): Use bit-field.
10282 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10283 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10284 (scan_sharing_clauses): Ditto.
10285 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10286 (omp_finish_file): Ditto.
10287 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10288 (layout_decl): Ditto.
10289 (relayout_decl): Ditto.
10290 (finalize_record_size): Use SET_TYPE_ALIGN.
10291 (finalize_type_size): Ditto.
10292 (finish_builtin_struct): Ditto.
10293 (layout_type): Ditto.
10294 (initialize_sizetypes): Ditto.
10295 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10296 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10297 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10298 (get_chain_field): Ditto.
10299 (get_trampoline_type): Ditto.
10300 (get_nl_goto_field): Ditto.
10301 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10303 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10304 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10305 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10306 (build_qualified_type): Use SET_TYPE_ALIGN.
10307 (build_aligned_type, build_range_type_1): Ditto.
10308 (build_atomic_base): Ditto.
10309 (build_common_tree_nodes): Ditto.
10310 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10311 (expand_one_stack_var_at): Ditto.
10312 * coverage.c (build_var): Use SET_DECL_ALIGN.
10313 * except.c (init_eh): Ditto.
10314 * function.c (assign_parm_setup_block): Ditto.
10315 * symtab.c (increase_alignment_1): Ditto.
10316 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10317 * tree-vect-stmts.c (ensure_base_align): Ditto.
10318 * varasm.c (align_variable): Ditto.
10319 (assemble_variable): Ditto.
10320 (build_constant_desc): Ditto.
10321 (output_constant_def_contents): Ditto.
10323 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10324 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10325 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10326 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10327 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10329 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10332 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10333 replace %vmovsd with "%vmovq".
10334 (vec_concatv2df): Likewise.
10336 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10338 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10339 (*vec_extractv2si_0): Ditto.
10340 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10341 (zero_extended_scalar_load_operand splitters): Ditto.
10342 (vec_extract splitters): Ditto.
10343 (*vec_extractv4si_0_zext): Ditto.
10344 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10345 and lowpart_subreg.
10346 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10347 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10348 (*sse4_1_extractps): Use lowpart_subreg.
10349 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10351 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10353 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10355 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10356 Mention Solaris 11 packaging changes.
10357 Update gas and gld requirements.
10358 Remove reference to pre-Solaris 10 bug.
10359 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10361 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10364 2016-04-17 Jan Hubicka <jh@suse.cz>
10366 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10367 max_loop_iterations_int.
10369 2016-04-18 Richard Biener <rguenther@suse.de>
10371 PR tree-optimization/43434
10372 * tree-ssa-structalias.c (struct vls_data): New.
10373 (visit_loadstore): Handle all pointer-based accesses.
10374 (compute_dependence_clique): Compute a bitmap of restrict tags
10375 assigned bases and pass it to visit_loadstore.
10377 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10380 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10381 armv8.1-a and armv8.1-a+crc.
10383 2016-04-18 Richard Biener <rguenther@suse.de>
10385 PR tree-optimization/70701
10386 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10387 references after translating through a memcpy.
10389 2016-04-18 Richard Biener <rguenther@suse.de>
10391 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10392 (compute_antic): ... here. For partial antic use regular
10393 postorder and scrap iteration.
10394 (compute_partial_antic_aux): Remove unused return value.
10395 (init_pre): Do not allocate postorder.
10396 (fini_pre): Do not free postorder.
10398 2016-04-18 Richard Biener <rguenther@suse.de>
10400 PR middle-end/37870
10401 * expmed.c (extract_bit_field_1): Remove broken case
10402 using a wider MODE_INT mode.
10404 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10406 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10407 unless compiling with at least GCC-4.8.
10409 2016-04-17 Jan Hubicka <jh@suse.cz>
10412 * graphite.c (graphite_finalize): Update call to
10413 tree_estimate_probability.
10414 * predict.h (tree_estimate_probability): Update prototype.
10416 2016-04-17 Jan Hubicka <jh@suse.cz>
10418 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10419 (tree_estimate_probability): Likewise.
10420 (pass_profile::execute): Update.
10421 (report_predictor_hitrates): New function.
10422 * profile.c (compute_branch_probabilities): Use it.
10423 * predict.h (report_predictor_hitrates): Declare.
10425 2016-04-17 Jan Hubicka <jh@suse.cz>
10428 * cgraph.h (cgraph_node::set_const_flag,
10429 cgraph_node::set_pure_flag): Update prototype to return bool;
10431 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10432 of interposable symbol are interposable, too.
10433 (cgraph_set_const_flag_1): Rename to ...
10434 (set_const_flag_1): ... this one; change to self recursive function
10435 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10436 clearnig the flag in all variants and also virtual thunks of const
10437 functions are pure; track if any change was done.
10438 (cgraph_node::set_const_flag): Update.
10439 (struct set_pure_flag_info): New struct.
10440 (cgraph_set_pure_flag_1): Rename to ...
10441 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10442 rather than pointer encoded flags; track if any changes was done;
10443 handle correctly clearning flag and setting flag of aliases already
10445 (cgraph_node::set_pure_flag): Update.
10446 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10448 2016-04-17 Tom de Vries <tom@codesourcery.com>
10451 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10452 backslash in label.
10454 2016-04-17 Tom de Vries <tom@codesourcery.com>
10456 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10457 '{}<> ' as escape-for-record.
10459 2016-04-17 Tom de Vries <tom@codesourcery.com>
10461 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10464 2016-04-17 Tom de Vries <tom@codesourcery.com>
10467 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10468 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10469 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10470 * passes.c (finish_optimization_passes): Only call
10471 finish_graph_dump_file if dfi->graph_dump_initialized.
10472 (execute_function_dump, pass_init_dump_file): Use
10473 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10475 2016-04-17 Tom de Vries <tom@codesourcery.com>
10477 PR tree-optimization/70256
10478 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10479 (debug_varmap): New function.
10481 2016-04-17 Tom de Vries <tom@codesourcery.com>
10484 * passes.c (pass_manager::register_pass): Propagate pflags.
10486 2016-04-17 Tom de Vries <tom@codesourcery.com>
10489 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10490 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10491 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10492 check if it's equal to p_start.
10493 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10495 2016-04-15 Jan Hubicka <jh@suse.cz>
10498 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10499 function does not bind to current def.
10500 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10501 handle conservatively calls to functions that does not need to bind
10503 (check_call): Update call of worse_state.
10504 (ignore_edge_for_nothrow): Update.
10505 (ignore_edge_for_pure_const): Likewise.
10506 (propagate_pure_const): Update calls to worse_state.
10507 (skip_function_for_local_pure_const): Reformat comments.
10509 2016-04-15 Jan Hubicka <jh@suse.cz>
10512 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10513 (cgraph_node::function_symbol): Likewise.
10514 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10515 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10516 (symtab_node::ultimate_alias_target): Add REF parameter.
10517 (symtab_node::binds_to_current_def_p): Declare.
10518 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10519 (cgraph_node::function_symbol): Likewise.
10520 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10521 (cgraph_node::get_availability): Likewise.
10522 (cgraph_edge::binds_to_current_def_p): New inline function.
10523 (varpool_node::get_availability): Add REF parameter.
10524 (varpool_node::ultimate_alias_target): Likewise.
10525 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10526 (symtab_node::binds_to_current_def_p): Likewise.
10527 * varpool.c (varpool_node::get_availability): Likewise.
10529 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10532 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10533 Fix mode size check.
10535 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10537 * BASE-VER: Set to 7.0.0.
10539 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10541 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10543 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10545 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10546 architecture revisions.
10548 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10550 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10551 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10552 * config/i386/i386.md (stack decrement to push peepholes): Guard
10553 with !x86_using_red_zone ().
10555 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10558 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10559 to dump_generic_node.
10560 (NIY): Pass also flags to do_niy.
10562 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10564 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10565 (simd_clone_vector_of_formal_parm_types)
10566 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10567 (simd_clone_mangle, simd_clone_create)
10568 (simd_clone_adjust_return_type, create_tmp_simd_array)
10569 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10570 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10571 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10572 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10573 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10574 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10575 * omp-simd-clone.c: ... this new file.
10576 (simd_clone_vector_of_formal_parm_types): Make it static.
10577 * Makefile.in (OBJS): Add omp-simd-clone.o.
10579 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10582 * config/i386/sse.md: Use proper memory operand modifiers.
10585 2016-04-15 Richard Biener <rguenther@suse.de>
10586 Alan Modra <amodra@gmail.com>
10588 PR tree-optimization/70130
10589 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10590 when alignment stays not the same and no not use the realign
10593 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10596 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10597 direct move handlers for KFmode. Change TFmode handlers test from
10598 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10600 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10603 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10604 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10605 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10606 * tree-ssa-live.c (remove_unused_scope_block_p): When
10607 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10608 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10609 block_ultimate_origin is FUNCTION_DECL.
10610 (remove_unused_locals): If current_function_decl is
10611 polymorphic_ctor_dtor_p, pass initial true to
10612 remove_unused_scope_block_p' is_ctor_dtor_block.
10614 2016-04-14 Martin Sebor <msebor@redhat.com>
10619 * doc/extend.texi (Variable Length): Revert.
10621 2016-04-14 Marek Polacek <polacek@redhat.com>
10622 Jan Hubicka <hubicka@ucw.cz>
10625 * tree.c (verify_type): Disable the canonical type of main variant
10628 2016-04-14 Jason Merrill <jason@redhat.com>
10630 * cfgexpand.c, expr.c: Revert previous change.
10632 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10634 PR middle-end/70643
10635 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10636 when building a mem ref for the incoming reduction variable.
10638 2016-04-14 Richard Biener <rguenther@suse.de>
10640 PR tree-optimization/70614
10641 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10642 loop if the evolution dropped to chrec_dont_know.
10643 (interpret_condition_phi): Likewise.
10645 2016-04-14 Richard Biener <rguenther@suse.de>
10647 PR tree-optimization/70623
10648 * tree-ssa-pre.c (changed_blocks): Make global ...
10649 (compute_antic): ... local here. Move and fix worklist
10650 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10651 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10652 worklist handling, dump when ANTIC_IN changed.
10653 (compute_partial_antic_aux): Remove worklist handling.
10654 (init_pre): Do not compute post dominators. Add a comment about
10655 the CFG order chosen.
10656 (fini_pre): Do not free post dominators.
10658 2016-04-13 Martin Sebor <msebor@redhat.com>
10663 * doc/extend.texi (Variable Length): Document C++ specifics.
10665 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10668 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10669 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10670 eh edges have been purged.
10673 * tree-sra.c (create_access_replacement,
10674 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10676 * tree-pretty-print.c (dump_fancy_name): New function.
10677 (dump_decl_name, dump_generic_node): Use it.
10679 2016-04-13 Jason Merrill <jason@redhat.com>
10681 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10682 * expr.c (expand_expr_real_1): Likewise.
10684 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10686 * config/i386/i386.md (kunpckhi): Swap operands.
10687 (kunpcksi): Likewise.
10688 (kunpckdi): Likewise.
10689 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10690 (vec_pack_trunc_<mode>): Likewise.
10692 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10695 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10697 PR middle-end/70633
10698 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10699 gimplification turns some element into non-constant.
10702 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10703 * explow.c (convert_memory_address_addr_space_1): No longer static,
10704 add NO_EMIT argument and don't call convert_modes if true, pass
10705 it down recursively, remove break after return.
10706 (convert_memory_address_addr_space): Adjust caller.
10707 * simplify-rtx.c (simplify_unary_operation_1): Call
10708 convert_memory_address_addr_space_1 instead of convert_memory_address,
10709 if it returns NULL, don't simplify.
10711 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10714 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10716 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10718 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10719 Bump the upper SIMDLEN limits, so that if the return type or
10720 characteristic type if the return type is void can be passed in
10721 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10724 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10727 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10728 Do not use "=" constraint on an input constraint.
10729 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10730 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10731 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10732 generates (neg (abs ...)) instead of (abs ...).
10734 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10736 PR rtl-optimization/70596
10737 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10738 just invalidate LRA data and reset them. Adjust dump wording.
10740 2016-04-12 Martin Liska <mliska@suse.cz>
10743 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10745 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10747 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10748 max_loop_iterations_int.
10749 (tree_unswitch_outer_loop): Likewise.
10750 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10751 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10753 2016-04-12 Tom de Vries <tom@codesourcery.com>
10755 PR tree-optimization/68756
10756 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10757 instead of new_name.
10759 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10761 PR tree-optimization/70602
10762 * tree-sra.c (generate_subtree_copies): Don't write anything into
10763 constant pool decls.
10765 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10766 regardless whether there are depend clauses or not.
10768 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10771 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10772 target attribute and pragma from changing the -mfloat128
10773 and -mfloat128-hardware options.
10775 * doc/extend.texi (Additional Floating Types): Document PowerPC
10776 __float128 restrictions.
10778 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10781 * config/aarch64/driver-aarch64.c
10782 (aarch64_get_extension_string_for_isa_flags): New.
10783 (arch_extension): Rename to...
10784 (aarch64_arch_extension): ...This.
10785 (ext_to_feat_string): Rename to...
10786 (aarch64_extensions): ...This.
10787 (aarch64_core_data): Keep track of architecture extension flags.
10788 (cpu_data): Rename to...
10789 (aarch64_cpu_data): ...This.
10790 (aarch64_arch_driver_info): Keep track of architecture extension
10792 (get_arch_name_from_id): Rename to...
10793 (get_arch_from_id): ...This, change return type.
10794 (host_detect_local_cpu): Update and reformat for renames, handle
10795 extensions through common infrastructure.
10797 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10800 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10801 track of a canonical flag name.
10802 (all_extensions): Likewise.
10803 (arch_to_arch_name): Also track extension flags enabled by the arch.
10804 (all_architectures): Likewise.
10805 (aarch64_parse_extension): Move to here.
10806 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10808 (aarch64_rewrite_selected_cpu): Update for above change.
10809 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10810 are handled, such that the single explicit value enabled by an
10811 extension is kept seperate from the implicit values it also enables.
10812 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10814 (aarch64_parse_extension): New.
10815 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10816 here to config/aarch64/aarch64-protos.h.
10817 (aarch64_parse_extension): Move from here to
10818 common/config/aarch64/aarch64-common.c.
10819 (aarch64_option_print): Update.
10820 (aarch64_declare_function_name): Likewise.
10821 (aarch64_start_file): Likewise.
10822 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10823 the canonical flag for extensions.
10824 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10827 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10829 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10832 2016-04-09 Tom de Vries <tom@codesourcery.com>
10834 PR tree-optimization/68953
10835 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10836 first to last subscript.
10838 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10840 PR tree-optimization/70586
10841 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10844 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10848 PR tree-optimization/70373
10849 PR middle-end/70533
10850 PR middle-end/70534
10851 PR middle-end/70535
10852 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10853 clauses for acc parallel reductions as necessary. Error on those
10855 * omp-low.c (scan_sharing_clauses): Don't install variables which
10856 are used in acc parallel reductions.
10857 (lower_rec_input_clauses): Remove dead code.
10858 (lower_oacc_reductions): Add support for reference reductions.
10859 (lower_reduction_clauses): Remove dead code.
10860 (lower_omp_target): Don't remap variables appearing in acc parallel
10862 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10864 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10866 PR middle-end/70593
10867 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10868 with multiple SSA_NAME defs, force the outputs other than first
10869 to be live before calling live_track_process_def on each output.
10871 PR rtl-optimization/70574
10872 * fwprop.c (forward_propagate_and_simplify): Don't add
10873 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10874 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10875 paradoxical subregs within *loc.
10877 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10879 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10880 -ftree-parallelize-loops={0,1}.
10881 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10882 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10883 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10884 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10885 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10887 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10890 * asan.c (instrument_derefs): If we get unknown location, extract it
10891 with EXPR_LOCATION.
10892 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10894 2016-04-08 Tom de Vries <tom@codesourcery.com>
10896 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10897 implicit firstprivate clause.
10899 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10902 * config/arm/thumb2.md (tst + branch-> lsls + branch
10903 peephole below *orsi_not_shiftsi_si): Require that condition
10904 register is dead after the peephole.
10905 (second peephole after the above): Likewise.
10907 2016-04-08 Alan Modra <amodra@gmail.com>
10910 * builtins.c (fold_builtin_classify): For IBM extended precision,
10911 look at just the high-order double to test for NaN.
10912 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10913 test just the high double for Inf but both doubles for subnormal
10916 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10918 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10919 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10920 node->simdclone->mask_mode != VOIDmode masks.
10921 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10922 earlier, use it instead of node->simdclone.
10923 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10924 Set clonei->mask_mode.
10926 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10929 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10930 Pass it through to cp_parser_already_scoped_statement.
10931 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10932 it through to cp_parser_statement.
10933 (cp_parser_statement): Pass IF_P through to
10934 cp_parser_iteration_statement.
10935 (cp_parser_pragma): Adjust call to
10936 cp_parser_iteration_statement.
10938 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10941 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10942 resolve a future -Wparentheses warning.
10943 * omp-low.c (scan_sharing_clauses): Likewise.
10944 * tree-parloops.c (eliminate_local_variables): Likewise.
10946 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10948 PR rtl-optimization/70398
10949 * lra-constraints.c (process_address_1): Check zero scale and code
10950 for reloading with zero scale.
10952 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10954 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10955 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10957 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10959 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10960 Add support for AVX512F clones, include them by default for
10961 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10962 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10965 PR middle-end/70550
10966 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10967 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10968 firstprivate clauses.
10969 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10970 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10971 (lower_omp_target): Set TREE_NO_WARNING for
10972 non-addressable possibly uninitialized vars which are copied into
10973 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10975 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10977 * config/pa/predicates.md (integer_store_memory_operand): Accept
10978 REG+D operands with a large offset when reload_in_progress is true.
10979 (floating_point_store_memory_operand): Likewise.
10981 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10984 * match.pd (nested int casts): Limit to GIMPLE.
10986 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10989 * ipa-devirt.c (maybe_record_node): Fix comment; use
10990 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10992 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10994 PR rtl-optimization/70542
10995 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10996 if there are any uses other than insn or debug insns.
10998 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10999 Jakub Jelinek <jakub@redhat.com>
11001 PR tree-optimization/70509
11002 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11003 Shift HOST_WIDE_INT_1U instead of 1.
11005 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11007 PR tree-optimization/70509
11008 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11009 of the vector base type for index.
11011 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11014 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11016 2016-04-05 Richard Biener <rguenther@suse.de>
11018 PR tree-optimization/70526
11019 * tree-sra.c (build_ref_for_offset): Use prev_base to
11020 extract the alias pointer type.
11022 2016-04-05 Richard Biener <rguenther@suse.de>
11024 * dse.c (struct store_info): Remove alias_set member.
11025 (struct read_info_type): Likewise.
11026 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11027 spill_deleted, clear_alias_set_lookup): Remove.
11028 (get_group_info): Remove dead base == NULL_RTX case.
11029 (dse_step0): Remove initialization of removed variables.
11030 (delete_dead_store_insn): Reomve alias set dumping.
11031 (free_read_records): Remove alias_set handling.
11032 (canon_address): Remove alias_set_out parameter.
11033 (record_store): Remove spill_alias_set, it's always zero.
11034 (check_mem_read_rtx): Likewise.
11035 (dse_step2): Rename from ...
11036 (dse_step2_nospill): ... this. Adjust.
11037 (scan_stores): Rename from ...
11038 (scan_stores_nospill): ... this.
11039 (scan_reads): Rename from ...
11040 (scan_reads_nospill): ... this.
11041 (scan_stores_spill, scan_reads_spill): Remove.
11042 (dse_step3_scan): Remove for_spills argument which is always false.
11043 (dse_step3): Likewise.
11044 (dse_step5): Rename from ...
11045 (dse_step5_nospill): ... this. Remove alias_set handling.
11046 (rest_of_handle_dse): Adjust.
11048 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11051 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11052 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11053 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11054 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11056 2016-04-05 Richard Biener <rguenther@suse.de>
11058 PR middle-end/70499
11059 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11060 non-register type temporaries into SSA.
11062 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11065 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11066 calls when sanitizing.
11067 (possible_polymorphic_call_target_p): Fix formatting.
11069 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11070 Jakub Jelinek <jakub@redhat.com>
11072 PR middle-end/70457
11073 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11074 to ensure a call statement is compatible with a built-in's
11076 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11079 2016-04-04 Richard Biener <rguenther@suse.de>
11081 PR rtl-optimization/70484
11082 * rtl.h (canon_output_dependence): Declare.
11083 * alias.c (canon_output_dependence): New function.
11084 * dse.c (record_store): Use canon_output_dependence rather
11085 than canon_true_dependence.
11087 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11090 * cgraph.h (symtab_node::copy_visibility_from): New function.
11091 * symtab.c (symtab_node::copy_visibility_from): New function.
11092 * ipa-visibility.c (optimize_weakref): New function.
11093 (function_and_variable_visibility): Use it.
11095 2016-04-04 Martin Liska <mliska@suse.cz>
11098 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11099 value that is really in range handled by SBR instruction.
11100 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11101 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11102 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11104 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11108 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11109 set, but not for SP_REG operands.
11111 2016-04-02 Martin Sebor <msebor@redhat.com>
11114 * fold-const.c (maybe_nonzero_address): New function.
11115 (fold_comparison): Call it. Fold equality and relational
11116 expressions involving null pointers.
11117 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11119 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11121 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11122 the "Y" constraint (scalar FP 0.0 immediate).
11124 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11125 Add the "const_double" to the list of operand constraints.
11127 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11129 PR rtl-optimization/70467
11130 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11131 If low word of the last operand is 0, just emit addition/subtraction
11134 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11137 * config/s390/s390.c (s390_expand_insv): Check for everything
11138 constant instead of just VOIDmode stuff.
11140 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11143 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11145 2016-04-01 Nathan Sidwell <nathan@acm.org>
11147 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11149 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11151 PR rtl-optimization/70461
11152 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11155 2016-03-31 Martin Liska <mliska@suse.cz>
11158 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11159 a tree value or an immediate integer value to a buffer
11160 that is eventually copied to a BRIG section.
11161 (emit_immediate_operand): Call the function here.
11162 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11163 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11164 of class' fields that are removed.
11165 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11166 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11167 m_brig_repr_size fields.
11169 2016-03-31 Martin Liska <mliska@suse.cz>
11172 * hsa-gen.c (hsa_function_representation::update_dominance): New
11174 (convert_addr_to_flat_segment): Likewise.
11175 (gen_hsa_memory_set): New alignment argument.
11176 (gen_hsa_ctor_assignment): Likewise.
11177 (gen_hsa_insns_for_single_assignment): Provide alignment
11178 to gen_hsa_ctor_assignment.
11179 (gen_hsa_insns_for_direct_call): Add new argument.
11180 (expand_lhs_of_string_op): New function.
11181 (expand_string_operation_builtin): Likewise.
11182 (expand_memory_copy): New function.
11183 (expand_memory_set): New function.
11184 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11185 (convert_switch_statements): Change signature.
11186 (generate_hsa): Use a return value of the function.
11187 (pass_gen_hsail::execute): Do not call
11188 convert_switch_statements here.
11189 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11190 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11191 (hsa_function_representation::update_dominance): New function.
11193 2016-03-31 Martin Liska <mliska@suse.cz>
11196 * hsa-brig.c (emit_directive_variable): Emit alignment
11197 according to hsa_symbol::m_align.
11198 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11199 (dump_hsa_symbol): Dump alignment of HSA symbols.
11200 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11201 (gen_hsa_addr_with_align): New function.
11202 (hsa_bitmemref_alignment): Use newly added function.
11203 (gen_hsa_insns_for_load): Likewise.
11204 (gen_hsa_insns_for_store): Likewise.
11205 (gen_hsa_memory_copy): New argument added.
11206 (gen_hsa_insns_for_single_assignment): Respect
11207 alignment for assignments processed via gen_hsa_memory_copy.
11208 (gen_hsa_insns_for_direct_call): Likewise.
11209 (gen_hsa_insns_for_return): Likewise.
11210 (gen_function_def_parameters): Set default alignment.
11211 * hsa.c (hsa_object_alignment): New function.
11212 (hsa_byte_alignment): Pasted function.
11213 * hsa.h (hsa_symbol::m_align): New field.
11215 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11217 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11218 scratch field for goto case.
11220 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11222 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11224 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11227 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11228 (scalar_chain::convert_insn): Call convert_op for reg
11229 moves to handle undefined registers.
11231 2016-03-31 Nathan Sidwell <nathan@acm.org>
11234 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11235 Assert we don't want to move backwards.
11237 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11240 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11242 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11244 PR rtl-optimization/70460
11245 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11246 with operand from REG_LABEL_OPERAND, instead substitute
11247 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11248 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11250 2016-03-31 Martin Liska <mliska@suse.cz>
11252 * passes.c (execute_one_pass): Do not call
11253 todo_after for a discarded function.
11255 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11257 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11258 (no_cost, infinite_cost): Initialize the new field.
11259 (get_computation_cost_at): Record setup cost.
11260 (determine_use_iv_cost_address): Skip cost computation for sub
11261 uses if we can estimate it without losing accuracy.
11263 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11265 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11267 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11268 max_loop_iterations_int.
11269 (tree_unswitch_outer_loop): Likewise.
11270 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11271 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11273 2016-03-30 Richard Biener <rguenther@suse.de>
11275 PR middle-end/70450
11276 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11278 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11281 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11282 in gen_blendm expander.
11284 2016-03-30 Nick Clifton <nickc@redhat.com>
11287 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11288 case where we are already provided with an SImode SUBREG.
11290 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11293 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11294 conflict between DRAP register and __builtin_eh_return.
11296 2016-03-30 Michael Matz <matz@suse.de>
11297 Richard Biener <rguenther@suse.de>
11300 * ipa-polymorphic-call.c (struct type_change_info): Change
11301 speculative to an unsigned allowing to limit the work we do.
11302 (csftc_abort_walking_p): New inline function..
11303 (check_stmt_for_type_change): Limit the number of may-defs
11304 skipped for speculative devirtualization to
11305 max-speculative-devirt-maydefs.
11306 * params.def (max-speculative-devirt-maydefs): New param.
11307 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11309 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11312 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11315 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11317 PR tree-optimization/59124
11318 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11319 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11321 2016-03-29 Jeff Law <law@redhat.com>
11323 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11325 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11327 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11330 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11332 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11333 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11334 gcrt0.o if linking dynamically.
11336 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11339 * ipa-devirt.c (methods_equal_p): New function.
11340 (compare_virtual_tables): Use it.
11341 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11342 * cgraphclones.c (clone_function_name_1): Use
11343 symbol_table::symbol_suffix_separator.
11344 * coverage.c (build_var): Likewise.
11345 * symtab.c (symbol_table::symbol_suffix_separator): New.
11347 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11349 PR rtl-optimization/70429
11350 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11351 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11352 mode != result_mode.
11355 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11357 PR tree-optimization/70405
11358 * ssa-iterators.h (num_imm_uses): Add missing braces.
11360 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11362 PR rtl-optimization/68695
11363 * ira-color.c (allocno_copy_cost_saving): New.
11364 (improve_allocation): Use it.
11366 2016-03-29 Richard Henderson <rth@redhat.com>
11368 PR middle-end/70355
11369 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11371 2016-03-29 Richard Biener <rguenther@suse.de>
11373 PR middle-end/70424
11374 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11375 use alignment returned by get_pointer_alignment_1 if it is
11376 bigger than BITS_PER_UNIT.
11377 * builtins.c (get_pointer_alignment_1): Do not return true
11378 for alignment extracted from SSA info.
11380 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11382 * config/ft32/ft32.opt (mnodiv): New.
11383 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11384 * doc/invoke.texi (FT32 Options -mnodiv): New.
11386 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11389 * config/i386/i386.md (define_split, andn): Fix modes.
11391 2016-03-26 Richard Biener <rguenther@suse.de>
11392 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11395 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11397 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11398 as 2nd argument to cl_optimization_restore().
11400 2016-03-25 Richard Henderson <rth@redhat.com>
11403 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11404 * config/aarch64/aarch64-protos.h: Declare it.
11405 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11407 2016-03-25 Alan Modra <amodra@gmail.com>
11410 * config/rs6000/constraints.md (j): Simplify.
11411 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11413 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11414 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11415 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11416 in all constraint alternatives.
11417 (movtd_64bit_nodm): Delete "j" constraint alternative.
11419 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11421 * tree-ssa-propagate.c: Enhance docs for
11422 SSA_PROP_NOT_INTERESTING.
11424 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11426 * doc/extend.texi: Fix typo in documentation to pure attribute.
11428 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11431 * config/pa/pa.md (bswapdi2): Use a scratch register.
11433 2016-03-24 Richard Henderson <rth@redhat.com>
11435 PR middle-end/69845
11436 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11439 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11441 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11442 using ix86_expand_binary_operator instead of gen_andsi3.
11444 2016-03-24 Richard Biener <rguenther@suse.de>
11446 PR tree-optimization/70396
11447 * tree-vect-stmts.c (vectorizable_comparison): Use
11448 get_vectype_for_scalar_type.
11450 2016-03-24 Richard Biener <rguenther@suse.de>
11452 PR middle-end/70370
11453 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11454 with register bases.
11456 2016-03-24 Richard Biener <rguenther@suse.de>
11458 PR tree-optimization/70372
11459 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11460 build_all_ones_cst to also handle vector types correctly.
11462 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11465 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11468 2016-03-23 Marek Polacek <polacek@redhat.com>
11471 * doc/invoke.texi: Document -Wignored-attributes.
11473 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11475 PR tree-optimization/69042
11476 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11477 parameter from 30 to 40.
11479 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11481 PR tree-optimization/69042
11482 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11483 for use with constant offset stripped in base.
11485 2016-03-23 Richard Biener <rguenther@suse.de>
11487 PR middle-end/70251
11488 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11489 mode compatibility check.
11490 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11492 2016-03-23 Jeff Law <law@redhat.com>
11494 PR tree-optimization/64058
11495 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11497 (struct ssa_conflicts): Move up earlier in the file.
11498 (conflicts_, var_map_): New static variables.
11499 (initialize_conflict_count): New function to initialize the
11500 CONFLICT_COUNT field for each conflict pair.
11501 (compare_pairs): Lazily initialize the conflict count and use it
11502 as the first tie-breaker.
11503 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11504 and wipe conflicts_ and map_ around the call to qsort. Remove
11505 special case for 2 coalesce pairs.
11506 * bitmap.c (bitmap_count_unique_bits): New function.
11507 (bitmap_count_bits_in_word): New function, extracted from
11509 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11510 * bitmap.h (bitmap_count_unique_bits): Declare it.
11512 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11515 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11516 transparent alias chain for decl assembler name.
11517 * config/sol2.c (solaris_assemble_visibility): Likewise.
11519 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11521 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11523 (v10_fdivs): Likewise.
11524 (v10_fdivd): Likewise.
11526 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11529 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11530 to not call fclose twice on file.
11532 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11534 PR tree-optimization/70354
11535 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11536 oprnd0 is wider than oprnd1 and there is a cast from the wider
11537 type to oprnd1, mask it with the mask of the narrower type.
11540 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11541 Optimize TARGET_STV splitters, if high or low word of last argument
11544 2016-03-22 Jeff Law <law@redhat.com>
11547 tree-ssa-threadbackward.c
11548 (fsm_find_control_statement_thread_paths): Correctly distinguish
11549 between old style jump threads vs FSM jump threads.
11551 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11554 * config/i386/i386.c (scalar_chain::convert_op): Support
11555 uninitialized register usage case.
11557 2016-03-22 Richard Biener <rguenther@suse.de>
11559 PR middle-end/70251
11560 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11562 (capture::gen_transform): ... to change behavior when substituting
11563 a condition into cond or not-cond expr context.
11564 (dt_simplify::gen_1): Adjust.
11565 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11566 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11567 last change and instead change to
11568 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11569 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11571 2016-03-22 Anthony Green <green@moxielogic.com>
11573 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11574 issue for moxiebox targets.
11575 (CC1PLUS_SPEC): Ditto.
11577 2016-03-22 Richard Biener <rguenther@suse.de>
11579 PR middle-end/70333
11580 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11583 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11585 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11587 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11590 * config/i386/i386.c (def_builtin): Handle
11591 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11593 (const struct builtin_description bdesc_special_args[]):
11594 Remove duplicate ISA bits.
11596 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11599 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11600 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11601 in a way that works also for AVX512BW.
11604 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11605 instead of source if operands[1] is xmm16 and above and
11606 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11607 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11610 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11611 on assign if (*from_p) is a comparison, set it to
11612 TREE_NO_WARNING (*from_p).
11614 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11616 PR middle-end/70326
11617 * lra.c (restore_scratches): Ignore deleted insns.
11619 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11620 Jakub Jelinek <jakub@redhat.com>
11622 PR tree-optimization/70317
11623 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11626 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11629 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11630 of ix86_expand_move.
11632 (movti): Use general_operand for operand 1 predicate.
11634 2016-03-21 Martin Liska <mliska@suse.cz>
11636 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11638 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11640 2016-03-21 Martin Liska <mliska@suse.cz>
11643 * ipa-icf.c (sem_function::parse): Skip static
11644 constructors and destructors.
11646 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11649 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11650 function-like macro, peek following token(s) if it is followed
11651 by CPP_OPEN_PAREN token with optional padding in between, and
11652 if not, don't treat it like a macro.
11654 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11655 Alexander Monakov <amonakov@ispras.ru>
11657 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11658 for the stabs debug format.
11660 2016-03-21 Richard Biener <rguenther@suse.de>
11662 PR tree-optimization/70310
11663 * tree-vect-generic.c (expand_vector_condition): Fold the built
11666 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11669 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11670 Block third alternative for AVX-512VL target,
11672 2016-03-21 Martin Liska <mliska@suse.cz>
11675 * hsa-brig.c (emit_function_directives): Mark unemitted
11676 global variables for emission.
11677 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11678 (get_symbol_for_decl): Likewise.
11679 * hsa.h (struct hsa_symbol): New flag.
11681 2016-03-21 Richard Biener <rguenther@suse.de>
11683 PR tree-optimization/70288
11684 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11685 we do not estimate unsimplified all-constant conditionals or
11686 switches as optimized away.
11688 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11690 PR rtl-optimization/69102
11691 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11692 when we have a readonly dependency context.
11694 2016-03-18 Jeff Law <law@redhat.com>
11696 PR rtl-optimization/70263
11697 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11698 (update_equiv_regs): When trying to move a store to after the insn
11699 that sets the source of the store, make sure the store occurs after
11700 the insn that sets the source of the store. When successful note
11701 the REG_EQUIV note created in the dump file.
11703 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11704 Bernd Schmidt <bschmidt@redhat.com>
11706 * doc/extend.texi: Document more potential problems with basic asms.
11708 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11710 PR rtl-optimization/70278
11711 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11714 2016-03-18 Jason Merrill <jason@redhat.com>
11716 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11718 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11720 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11721 values to 128b regs.
11723 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11725 PR tree-optimization/70252
11726 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11727 boolean vector has a proper number of elements.
11728 (supportable_narrowing_operation): Likewise.
11730 2016-03-18 Tom de Vries <tom@codesourcery.com>
11733 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11735 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11737 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11738 instead of replace_rtx for DEBUG_INSNs.
11740 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11742 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11743 load type reservations.
11745 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11748 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11749 define_constraint for "Q" and "T" constraints.
11751 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11753 Tweak the pipeline model for Exynos M1
11755 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11758 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11761 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11762 where one or both locations aren't within a line_map.
11764 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11767 * opts.c (finish_options): Don't set flag_pie to the default if
11768 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11771 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11773 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11774 true as ALL_REGS argument to replace_rtx.
11776 2016-03-17 Richard Biener <rguenther@suse.de>
11779 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11782 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11785 * rtl.h (replace_rtx): Add ALL_REGS argument.
11786 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11787 equality and assert mode is the same, instead of just rtx pointer
11789 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11790 true as ALL_REGS argument to replace_rtx.
11792 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11794 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11795 for boolean vector with vector mode only.
11796 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11798 2016-03-17 Nick Clifton <nickc@redhat.com>
11801 * config/rx/rx.c (rx_print_integer): Print negative constants in
11804 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11807 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11809 2016-03-16 Richard Henderson <rth@redhat.com>
11810 Richard Biener <rguenth@suse.de>
11812 PR middle-end/70240
11813 PR middle-end/68215
11815 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11816 first operand as is_gimple_condexpr.
11818 PR middle-end/70240
11819 PR middle-end/68215
11821 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11822 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11823 Do not gimplify the result.
11824 (do_unop): Adjust call to tree_vec_extract.
11825 (do_binop): Likewise.
11826 (do_compare): Likewise.
11827 (do_plus_minus): Likewise.
11828 (do_negate): Likewise.
11829 (expand_vector_condition): Likewise.
11830 (do_cond): Likewise.
11832 2016-03-16 Richard Henderson <rth@redhat.com>
11835 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11836 (aarch64_classify_address): Use it.
11837 (aarch64_legitimize_address): Force all subexpressions of PLUS
11838 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11840 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11841 Richard Biener <rguenth@suse.de>
11844 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11845 return to even if only REGNO is equal, and assert
11848 2016-03-11 Jeff Law <law@redhat.com>
11850 PR rtl-optimization/70224
11851 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11853 2016-03-16 Richard Henderson <rth@redhat.com>
11855 PR middle-end/70199
11856 * function.h (struct function): Add has_forced_label_in_static.
11857 * gimplify.c (force_labels_r): Set it.
11858 * lto-streamer-in.c (input_struct_function_base): Read it.
11859 * lto-streamer-out.c (output_struct_function_base): Write it.
11860 * tree-inline.c (has_label_address_in_static_1): Remove.
11861 (copy_forbidden): Remove fndecl parameter; test
11862 has_forced_label_in_static.
11863 (inline_forbidden_p): Update call to copy_forbidden.
11864 (tree_versionable_function_p): Likewise.
11865 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11866 (chkp_versioning): Likewise.
11867 * tree-inline.h (copy_forbidden): Update decl.
11869 2016-03-16 Marek Polacek <polacek@redhat.com>
11872 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11873 function being thunked if the result type doesn't have fixed size.
11874 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11875 doesn't have fixed size.
11877 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11879 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11880 reporting malformed loop nest.
11882 2016-03-16 Tom de Vries <tom@codesourcery.com>
11885 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11886 nodes.length () == 1 test to before first nodes[0] access.
11888 2016-03-16 Tom de Vries <tom@codesourcery.com>
11890 PR tree-optimization/68715
11891 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11892 single_pred_p test.
11894 2016-03-16 Tom de Vries <tom@codesourcery.com>
11896 PR tree-optimization/68809
11897 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11900 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11901 Sandra Loosemore <sandra@codesourcery.com>
11903 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11904 on leaf attribute. Mention ELF interposition problems.
11906 2016-03-16 Alan Modra <amodra@gmail.com>
11908 PR rtl-optimization/69195
11909 PR rtl-optimization/47992
11910 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11913 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11916 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11918 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11920 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11922 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11924 PR rtl-optimization/70222
11925 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11926 optimization if mode is different from result_mode, queue up masking
11927 of the result in outer_op. Formatting fix.
11929 PR middle-end/70239
11930 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11933 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11935 PR rtl-optimization/69032
11936 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11937 looping backwards over basic block insns.
11939 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11942 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11943 to non-speculative when propagating trap bits.
11945 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11947 PR rtl-optimization/63384
11948 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11949 DEBUG_INSN_P insns.
11951 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11954 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11955 factored out from ...
11956 (sched_analyze_insn): ... here.
11957 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11958 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11959 get_implicit_reg_pending_clobbers in it.
11960 (setup_id_reg_sets): Use setup_id_implicit_regs.
11961 (deps_init_id): Ditto.
11963 2016-03-15 Tom de Vries <tom@codesourcery.com>
11966 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11968 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11969 execute_function_dump.
11970 (execute_one_pass): Don't dump function if it will be dumped after ipa
11973 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11975 * genrecog.c (match_pattern_2): If pred is NULL don't call
11976 safe_predicate_mode on it.
11978 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11980 PR middle-end/70219
11981 * lra-constraints.c (delete_move_and_clobber): Change assertion
11982 to also allow dregno == 0.
11984 2016-03-14 Richard Henderson <rth@redhat.com>
11987 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11988 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11989 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11990 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11993 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11996 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11998 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12000 * lra-constraints.c (split_reg): For hard regs, try to find the
12001 biggest single-register mode used in the function.
12003 2016-03-14 Richard Biener <rguenther@suse.de>
12005 PR tree-optimization/56365
12006 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12007 constants to compare against.
12009 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12012 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12013 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12014 (define_split for the GPR case): Use int_reg_operand instead of
12015 gpc_reg_operand for the output.
12017 2016-03-14 Tom de Vries <tom@codesourcery.com>
12019 PR tree-optimization/70045
12020 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12021 create_empty_if_region_on_edge argument.
12023 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12025 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12026 (STACK_CHECK_PROTECT): Likewise.
12027 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12028 (STACK_CHECK_PROTECT): Likewise.
12029 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12030 (STACK_CHECK_PROTECT): Likewise.
12031 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12032 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12033 (STACK_CHECK_PROTECT): Likewise.
12035 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12037 PR rtl-optimization/69307
12038 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12039 registers in modes that span more than one register.
12041 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12044 * lra-constraints.c (delete_move_and_clobber): New.
12045 (remove_inheritance_pseudos): Use it.
12047 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12050 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12051 the libcall is LCT_THROW.
12052 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12053 for the checking routine.
12055 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12058 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12059 optimization if we have direct move.
12060 (roundu32<mode>2_fprs): Likewise.
12062 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12065 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12067 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12068 Arguments swapped. All callers changed. Take reg_renumber into
12069 account, and Calculate and compare register ranges for hard regs.
12071 2016-03-11 Jeff Law <law@redhat.com>
12073 PR tree-optimization/70190
12074 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12075 Handle cases where we can not extract the taken edge, even though we
12076 found a constant value.
12078 PR tree-optimization/64058
12079 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12080 (num_coalesce_pairs): Move up earlier in file.
12081 (find_coalesce_pair): Initialize the INDEX field for each pair
12083 (compare_pairs): No longer sort on the elements in each pair.
12084 Instead break ties with the index of the coalesce pair.
12086 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12089 * config/aarch64/aarch64-protos.h
12090 (aarch64_save_restore_target_globals): New prototype.
12091 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12092 Call the above when popping pragma.
12093 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12095 (aarch64_set_current_function): Rewrite using the above.
12097 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12099 PR tree-optimization/70177
12100 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12101 (extract_ops_from_tree): ... this. In the 2 argument
12102 overload remove _1 suffix.
12103 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12104 (extract_ops_from_tree): ... this.
12105 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12107 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12108 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12109 extract_ops_from_tree instead of 2 operand one.
12111 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12113 PR tree-optimization/70013
12114 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12115 for constant-pool entries.
12117 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12119 PR rtl-optimization/70174
12120 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12121 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12123 PR tree-optimization/70169
12124 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12125 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12128 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12129 Jakub Jelinek <jakub@redhat.com>
12132 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12133 of uninitialized values.
12135 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12137 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12139 ("*trunctddd2"): New pattern definition.
12140 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12143 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12145 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12146 definitions for BFP and DFP rounding modes.
12147 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12148 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12149 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12150 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12153 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12155 * config/s390/constraints.md: Adjust comment.
12156 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12157 s390_decompose_addrstyle_without_index.
12158 * config/s390/predicates.md (shift_count_or_setmem_operand):
12159 Rename to setmem_operand.
12160 * config/s390/s390-protos.h
12161 (s390_decompose_shift_count): Rename to
12162 s390_decompose_addrstyle_without_index.
12163 * config/s390/s390.c (s390_decompose_shift_count)
12164 (s390_mem_constraint, print_shift_count_operand)
12165 (print_operand_address, print_operand): Rename
12166 s390_decompose_shift_count to
12167 s390_decompose_addrstyle_without_index and rename
12168 print_shift_count_operand to print_addrstyle_operand troughout the
12170 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12171 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12172 Rename shift_count_or_setmem_operand to setmem_operand.
12173 * config/s390/vx-builtins.md ("vec_insert<mode>")
12174 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12177 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12180 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12181 Handle overlapping retval and newval.
12183 2016-03-10 Nick Clifton <nickc@redhat.com>
12186 * config/aarch64/aarch64.c
12187 (aarch64_override_options_after_change_1): When forcing
12188 flag_omit_frame_pointer to be true, use a special value that can
12189 be detected if this function is called again, thus preventing
12190 flag_omit_leaf_frame_pointer from being forced to be false.
12192 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12194 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12195 Set x_flag_omit_leaf_frame_pointer when handling
12196 -momit-leaf-frame-pointer.
12198 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12201 * cgraph.c (cgraph_node::dump): Dump split_part and
12202 indirect_call_target.
12203 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12204 * ipa.c (has_addr_references_p): Cleanup.
12205 (is_indirect_call_target_p): New.
12206 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12207 called indirectly as local.
12208 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12210 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12213 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12214 on cxa_pure_virtual.
12216 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12219 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12221 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12224 * tree.c (need_assembler_name_p): Only record main variant type names.
12226 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12229 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12230 Always define to 0 or 1.
12231 (TARGET_FIX_ERR_A53_843419): New macro.
12232 * config/aarch64/aarch64-elf-raw.h
12233 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12234 * config/aarch64/aarch64-linux.h: Likewise.
12235 * config/aarch64/aarch64.c
12236 (aarch64_override_options_after_change_1): Do not default
12237 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12239 (aarch64_attributes): Handle fix-cortex-a53-843419.
12240 (aarch64_can_inline_p): Likewise.
12241 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12243 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12244 Jakub Jelinek <jakub@redhat.com>
12246 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12247 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12248 DECL_COMMONS if flag_unconstrained_commons is set.
12249 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12250 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12251 (funconstrained-commons): Document.
12253 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12255 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12256 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12258 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12260 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12261 has a proper number of elements.
12263 2016-03-10 Alan Modra <amodra@gmail.com>
12265 PR rtl-optimization/69195
12266 PR rtl-optimization/47992
12267 * ira.c (recorded_label_ref): Delete.
12268 (update_equiv_regs): Return void.
12269 (indirect_jump_optimize): New function.
12270 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12271 before regstat_compute_ri. Don't rebuild_jump_labels here.
12272 Delete update_regstat.
12274 2016-03-10 Richard Biener <rguenther@suse.de>
12276 PR tree-optimization/70128
12277 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12278 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12280 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12282 PR tree-optimization/70152
12283 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12284 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12287 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12288 instead of gen_sse2_loadlpd.
12289 * config/i386/sse.md (*vec_concatv2df): Rename to...
12290 (vec_concatv2df): ... this.
12292 PR tree-optimization/70127
12293 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12295 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12299 * diagnostic-show-locus.c (compatible_locations_p): New function.
12300 (layout::layout): Sanitize ranges using compatible_locations_p.
12302 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12306 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12307 location_range param with three const expanded_locations * and a
12309 (layout::layout): Replace call to
12310 rich_location::lazily_expand_location with get_expanded_location.
12311 Extract the range and perform location expansion here, passing
12312 the results to the layout_range ctor.
12313 * diagnostic.c (source_range::debug): Delete.
12314 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12315 of rich_location::get_expanded_location.
12316 * gcc-rich-location.c (get_range_for_expr): Delete.
12317 (gcc_rich_location::add_expr): Reimplement to avoid the
12318 rich_location::add_range overload that took a location_range,
12319 passing a location_t instead.
12321 2016-03-09 Richard Biener <rguenther@suse.de>
12322 Jakub Jelinek <jakub@redhat.com>
12324 PR tree-optimization/70138
12325 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12326 Also skip vect_double_reduction_def.
12328 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12331 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12332 if the operand is "m".
12334 2016-03-09 Nathan Sidwell <nathan@acm.org>
12336 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12338 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12340 * config/i386/i386.c (processor_target_table): Fix cost table
12341 intialization order for znver1.
12343 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12345 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12346 - becuase -> because.
12347 * ipa-reference.c (ignore_module_statics): Likewise.
12348 * cgraph.c (cgraph_node::get_body): Likewise.
12349 * ipa-inline.c (early_inliner): Likewise.
12350 * ipa-devirt.c (types_same_for_odr): Likewise.
12351 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12352 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12354 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12356 * tree-ssa-math-opts.c: Fix typo in comment.
12358 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12361 * config/i386/i386.c (scalar_chain::make_vector_copies,
12362 scalar_chain::convert_reg): Call end_sequence in between
12363 get_insns and emit_conversion_insns rather than after both
12366 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12369 * config/i386/i386.h (machine_function): Add
12370 pc_thunk_call_expanded flag.
12371 (ix86_pc_thunk_call_expanded): New define.
12372 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12373 (*set_got): Rename insn pattern from set_got.
12374 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12375 * config/i386/i386.c (ix86_compute_frame_layout): Use
12376 ix86_pc_thunk_call_expanded to prevent red-zone.
12378 2016-03-07 Martin Jambor <mjambor@suse.cz>
12380 * hsa.h (hsa_get_ctor_statements): Declare.
12381 (hsa_get_dtor_statements): Likewise.
12382 (hsa_get_kernel_dispatch_type): Likewise.
12383 * hsa.c (hsa_get_ctor_statements): New function.
12384 (hsa_get_dtor_statements): Likewise.
12385 (hsa_get_kernel_dispatch_type): Likewise.
12386 * hsa-brig.c (hsa_cdtor_statements): Removed.
12387 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12388 hsa_get_dtor_statements.
12389 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12390 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12392 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12394 * config/arm/arm-cores.def (cortex-r8): New.
12395 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12396 * config/arm/arm-tune.md: Likewise.
12397 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12399 2016-03-07 Martin Sebor <msebor@redhat.com>
12401 PR rtl-optimization/19705
12402 * doc/invoke.texi (Options That Control Optimization): Clarify
12403 -fno-branch-count-reg.
12405 2016-02-26 Richard Biener <rguenther@suse.de>
12406 Jeff Law <law@redhat.com>
12408 PR tree-optimization/69740
12409 * cfghooks.c (remove_edge): Request loop fixups if we delete
12410 an edge that might turn an irreducible loop into a natural
12412 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12413 Move after definition of loops_state_clear.
12415 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12417 PR rtl-optimization/69052
12418 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12421 2016-03-07 Tom de Vries <tom@codesourcery.com>
12423 PR tree-optimization/70116
12424 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12425 is_tm_ending stmts and ubsan/asan internal functions.
12426 (find_duplicate): Use it. Don't test is_tm_ending here.
12428 2016-03-07 Richard Biener <rguenther@suse.de>
12430 PR tree-optimization/70115
12431 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12432 (propagate_constants_for_unrolling): Use replace_uses_by.
12434 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12436 PR middle-end/69916
12437 * omp-low.c (struct oacc_loop): Add ifns.
12438 (new_oacc_loop_raw): Initialize it.
12439 (finish_oacc_loop): Clear mask & flags if no ifns.
12440 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12441 (oacc_loop_xform_loop): Add ifns arg & adjust.
12442 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12444 2016-03-07 Richard Henderson <rth@redhat.com>
12447 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12448 (insert_value_copy_on_edge): Likewise.
12450 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12452 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12454 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12457 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12459 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12461 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12463 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12465 Fix sseimul type attribute.
12466 * config/i386/znver1.md
12467 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12468 znver1_sseimul_avx256_load) : Fix the type attribute.
12469 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12470 pipe usage and latency.
12472 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12475 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12476 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12479 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12482 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12484 PR rtl-optimization/69941
12485 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12486 the reg share its mode.
12488 2016-03-04 Jeff Law <law@redhat.com>
12490 PR tree-optimization/69196
12491 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12492 If the both SSA_NAMEs are anonymous, then consider them unassociated
12493 and include the PHI in the statement count.
12495 2016-03-05 Tom de Vries <tom@codesourcery.com>
12497 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12498 construct in oacc routine. Check for oacc region in oacc routine.
12500 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12503 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12504 2016-02-22 changes, instead don't recurse if RECUR is already true.
12505 Don't change *dynamic_check if RECUR. Adjust recursive caller
12506 to pass true to the new argument.
12507 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12510 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12511 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12513 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12515 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12517 PR rtl-optimization/57676
12518 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12519 with flag_checking.
12521 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12523 * tree-vect-patterns.c (search_type_for_mask): Handle
12524 comparison of booleans.
12526 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12528 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12532 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12533 all other ops that have dw_val_class_die_ref operands,
12534 and DW_OP_GNU_entry_value.
12536 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12538 PR rtl-optimization/69904
12539 * config/arm/arm.c (arm_cannot_copy_insn_p):
12540 Return true for load-exclusive instructions.
12542 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12545 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12546 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12547 the pattern no matter if it is used just by non-pattern, pattern
12549 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12550 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12551 oprnd1 def_stmt is in pattern, don't look through it.
12553 2016-03-03 Marek Polacek <polacek@redhat.com>
12555 PR middle-end/70050
12556 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12558 2016-03-03 Martin Liska <mliska@suse.cz>
12560 PR tree-optimization/70043
12561 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12562 previous statement if we see a debug statement.
12564 2016-03-03 Richard Biener <rguenther@suse.de>
12566 PR tree-optimization/55936
12567 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12568 parameter and guard unsafe equivalence use.
12569 (vrp_evaluate_conditional_warnv_with_ops): Always use
12570 safe equivalences but not via the quadratic compare_names
12573 2016-03-03 Michael Collison <michael.collison@linaro.org>
12576 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12577 for operand 1 to s_register_operand. Change predicate for operand
12578 2 to arm_not_immediate_operand.
12580 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12582 * doc/tm.texi: Regenerated.
12584 2016-03-02 Richard Henderson <rth@redhat.com>
12587 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12588 simplification when all args are positive non-fixed registers.
12590 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12592 * target.def (lra_p): Specify that new ports should use LRA.
12594 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12597 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12598 gimplify_type_sizes the type they refer to.
12599 (omp_notice_variable): Handle reference vars to VLAs.
12600 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12601 reference to VLA decls in the second pass instead of first pass.
12603 2016-03-02 Tom de Vries <tom@codesourcery.com>
12605 PR tree-optimization/68659
12606 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12607 new_expr == NULL_TREE.
12608 (get_new_name): Handle ADDR_EXPR.
12610 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12612 PR rtl-optimization/69052
12613 * loop-invariant.c (canonicalize_address): New function.
12614 (inv_can_prop_to_addr_use): Check validity of address expression
12615 which is canonicalized by above function.
12617 2016-03-02 Alan Modra <amodra@gmail.com>
12620 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12623 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12626 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12627 (*movhi_internal): Put mask moves from and to memory separately
12628 from moves from/to GPRs.
12630 2016-03-02 Richard Biener <rguenther@suse.de>
12632 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12633 GENERIC expressions in GIMPLE.
12635 2016-03-02 Richard Biener <rguenther@suse.de>
12637 * config/i386/i386.c (type_natural_mode): Fix typo.
12639 2016-03-02 Nick Clifton <nickc@redhat.com>
12641 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12643 2016-03-02 Richard Biener <rguenther@suse.de>
12644 Uros Bizjak <ubizjak@gmail.com>
12647 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12649 2016-03-02 Richard Biener <rguenther@suse.de>
12651 PR middle-end/67278
12652 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12654 2016-03-02 Marek Polacek <polacek@redhat.com>
12657 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12658 "is promoted to" warning.
12660 2016-03-01 DJ Delorie <dj@redhat.com>
12662 * config.gcc: Deprecate mep-*.
12664 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12666 PR middle-end/70025
12667 * lra-constraints.c (regno_val_use_in): New.
12668 (match_reload): Use it instead of regno_use_in.
12670 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12672 PR rtl-optimization/70007
12673 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12674 references present in REG_EQUAL notes attached to non-SET patterns.
12676 2016-03-01 Jeff Law <law@redhat.com>
12678 PR tree-optimization/69196
12679 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12680 Appropriately clamp the number of statements to copy when the
12681 thread path does not traverse a loop backedge.
12683 PR tree-optimization/69196
12684 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12685 Do count some PHIs in the thread path against the insn count. Decrease
12686 final statement count by one as the control statement in the last
12687 block will get removed. Remove special cased code for handling PHIs
12690 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12693 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12694 asm dialect alternatives to explicit GOTPCREL calls.
12696 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12699 * ira.c (do_reload): Issue warning for generic stack checking here...
12700 * reload1.c (reload): ...instead of here and streamline it.
12702 2016-03-01 Nick Clifton <nickc@redhat.com>
12704 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12706 2016-03-01 Richard Biener <rguenther@suse.de>
12708 PR tree-optimization/69983
12709 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12710 types and fall back to operand_equal_p.
12712 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12715 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12717 * config/s390/constraints.md ("jm8"): New constraint.
12718 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12720 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12722 ("*setmem_long<setmem_and>"): New pattern.
12723 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12725 ("*setmem_long_31z<setmem_and>"): New pattern.
12726 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12727 New substitution rules with the required attributes.
12730 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12733 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12735 * gensupport.c (process_substs_on_one_elem): Split loop to
12736 complete mark_operands_used_in_match_dup on all expressions in the
12738 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12739 and remove function.
12741 2016-03-01 Richard Biener <rguenther@suse.de>
12743 PR middle-end/70022
12744 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12745 vector BIT_FIELD_REF extract.
12747 2016-03-01 Richard Biener <rguenther@suse.de>
12749 PR tree-optimization/69994
12750 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12752 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12754 PR tree-optimization/69956
12755 * tree-vect-stmts.c (supportable_widening_operation): Support
12756 multi-step conversion of boolean vectors.
12757 (supportable_narrowing_operation): Likewise.
12759 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12761 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12764 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12766 * config/s390/subst.md (DSI_VI): New mode iterator.
12767 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12768 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12769 the insn definition.
12770 ("*vec_set<mode>"): Change predicate and add alternative to
12771 support only either register or const_int operands as element
12773 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12775 ("vec_extract<mode>"): New expander.
12776 ("*vec_extract<mode>"): New insn definition supporting reg and
12777 const_int element selectors.
12778 ("*vec_extract<mode>_plus"): New insn definition supporting
12779 reg+const_int element selectors.
12780 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12781 following expander+insn definition.
12782 ("<vec_shifts_name><mode>3"): New expander.
12783 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12785 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12787 * config/s390/s390.md ("*tabort_1"): Change predicate to
12788 nonmemory_operand. Add a second alternative to cover
12789 register as well as const int operands.
12790 ("*tabort_1_plus"): New pattern definition.
12792 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12794 * config/s390/s390.md ("*ashrdi3_cc_31")
12795 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12796 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12797 Merge insn definitions into ...
12798 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12799 New pattern definition.
12800 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12801 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12802 ("*ashr<mode>3_and"): Merge insn definitions into ...
12803 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12804 New pattern definition.
12805 * config/s390/subst.md ("addr_style_op_cc_subst")
12806 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12807 substitutions patterns plus attributes.
12808 Add ashiftrt to SUBST iterator.
12810 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12812 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12813 op2 to nonmemory_operand.
12814 ("*<shift>di3_31", "*<shift>di3_31_and"):
12815 Merge into single pattern definition ...
12816 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12817 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12818 pattern definition ...
12819 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12820 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12823 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12825 * config/s390/predicates.md (const_int_6bitset_operand): New
12827 * config/s390/s390.md: Include subst.md.
12828 ("rotl<mode>3"): New expander.
12829 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12831 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12832 * config/s390/subst.md: New file.
12834 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12836 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12837 Remove RRR type. It doesn't really exist.
12838 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12840 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12841 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12842 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12843 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12844 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12845 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12846 `enabled' attribute.
12848 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12850 * gensupport.c (process_substs_on_one_elem): Split loop to
12851 complete mark_operands_used_in_match_dup on all expressions in the
12853 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12854 and remove function.
12856 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12859 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12860 (CEIL_NWORDS): ...this. Use CEIL macro.
12861 (compute_fp_layout): Adjust to above renaming.
12862 (function_arg_union_value): Likewise.
12863 (sparc_arg_partial_bytes): Likewise.
12864 (sparc_function_arg_advance): Likewise.
12866 2016-02-29 Jeff Law <law@redhat.com>
12868 PR tree-optimization/70005
12869 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12870 where an object with a boolean range is compared against a value
12873 PR tree-optimization/69999
12874 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12875 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12878 2016-02-29 Richard Biener <rguenther@suse.de>
12880 PR tree-optimization/69994
12881 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12882 (get_unary_op): Look through nop conversions.
12883 (ops_equal_values_p): New function, look for equality diregarding
12885 (eliminate_plus_minus_pair): Use ops_equal_values_p
12886 (repropagate_negates): Do not use get_unary_op here.
12888 2016-02-29 Martin Liska <mliska@suse.cz>
12890 * system.h: Poison ENABLE_CHECKING macro.
12892 2016-02-29 Martin Liska <mliska@suse.cz>
12894 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12895 is presented in dump flags.
12896 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12897 (hsa_regalloc): Likewise.
12899 2016-02-19 Richard Biener <rguenther@suse.de>
12901 PR tree-optimization/69980
12902 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12903 permutation of those we need to keep.
12905 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12908 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12909 (NWORDS_UP): ...this
12910 (init_cumulative_args): Minor tweaks.
12911 (sparc_promote_function_mode): Likewise.
12912 (scan_record_type): Delete.
12913 (traverse_record_type): New function template.
12914 (classify_data_t): New structure type.
12915 (classify_registers): New inline function.
12916 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12917 exhausted. Instantiate traverse_record_type on classify_registers and
12918 deal with the case of a structure passed in slot #15 with no FP field
12920 (assign_data_t): New structure type.
12921 (compute_int_layout): New static function.
12922 (compute_fp_layout): Likewise.
12923 (count_registers): New inline function.
12924 (assign_int_registers): New static function.
12925 (assign_fp_registers): Likewise.
12926 (assign_registers): New inline function.
12927 (function_arg_record_value_1): Delete.
12928 (function_arg_record_value_2): Likewise.
12929 (function_arg_record_value_3): Likewise.
12930 (function_arg_record_value): Adjust to above changes. Instantiate
12931 traverse_record_type on count_registers to first count the number of
12932 registers to be used and then on assign_registers to assign them.
12933 (function_arg_union_value): Adjust to above renaming.
12934 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12935 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12936 case of a structure passed in slot #15
12937 (sparc_function_arg_advance): Likewise.
12938 (function_arg_padding): Minor tweak.
12940 2016-02-29 Richard Biener <rguenther@suse.de>
12942 PR tree-optimization/69720
12943 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12944 the adjustment_def path for possibly vectorized defs.
12945 (vect_create_epilog_for_reduction): Handle vectorized initial
12948 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12950 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12952 2016-02-27 Jeff Law <law@redhat.com>
12955 2016-02-26 Richard Biener <rguenther@suse.de>
12956 Jeff Law <law@redhat.com>
12958 PR tree-optimization/69740
12959 * cfghooks.c (remove_edge): Request loop fixups if we delete
12960 an edge that might turn an irreducible loop into a natural
12963 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12965 PR rtl-optimization/69896
12966 * tree-vect-generic.c (get_compute_type): Avoid single element
12969 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12971 Rename the AArch64 tuning option and related functions to enable the
12972 Newton series for the reciprocal square root to reflect its
12973 approximative characteristic.
12975 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12976 function to "aarch64_emit_approx_rsqrt".
12977 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12978 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12979 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12980 (xgene1_tunings): Likewise.
12981 (use_rsqrt_p): Likewise.
12982 (aarch64_emit_swrsqrt): Use new function name.
12983 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12984 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12985 text explaining this option.
12986 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12988 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12991 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12992 complain about -mallow-movmisalign without -mvsx if
12993 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12995 2016-02-26 Joel Sherrill <joel@rtems.org>
12997 * config.gcc: Add x86_64-*-rtems*.
12998 * config/i386/rtems-64.h: New file.
13000 2016-02-26 Joel Sherrill <joel@rtems.org>
13002 * config.gcc: Add aarch64-*-rtems*.
13003 * config/aarch64/rtems.h: New file.
13005 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13008 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13009 shift amount using %h. Add comment.
13011 2016-02-26 Richard Biener <rguenther@suse.de>
13012 Jeff Law <law@redhat.com>
13014 PR tree-optimization/69740
13015 * cfghooks.c (remove_edge): Request loop fixups if we delete
13016 an edge that might turn an irreducible loop into a natural
13019 2016-02-26 Martin Jambor <mjambor@suse.cz>
13021 PR middle-end/69920
13022 * tree-sra.c (sra_modify_assign): Do not remove loads of
13023 uninitialized aggregates to SSA_NAMEs.
13025 2016-02-26 Richard Henderson <rth@redhat.com>
13028 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13029 pseudo in case the target rtx matches the source of the left
13032 2016-02-26 Martin Jambor <mjambor@suse.cz>
13035 * hsa.h (hsa_type_packed_p): Declare.
13036 * hsa.c (hsa_type_packed_p): New function.
13037 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13039 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13040 * hsa-brig.c (emit_basic_insn): Likewise.
13042 2016-02-26 Martin Jambor <mjambor@suse.cz>
13045 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13047 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13049 2016-02-26 Martin Jambor <mjambor@suse.cz>
13051 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13052 hsa_op_with_type operands.
13053 (hsa_unsigned_type_for_type): Declare.
13054 * hsa.c (hsa_unsigned_type_for_type): New function.
13055 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13056 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13057 the finalizer. Do not emit extra move.
13059 2016-02-26 Martin Jambor <mjambor@suse.cz>
13061 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13062 atomic operations in private segment.
13064 2016-02-26 Martin Jambor <mjambor@suse.cz>
13066 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13067 statements to wi->info. Also disallow omp simd constructs.
13068 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13069 for not gridifying. Dump special string for omp_for.
13071 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13074 * config/aarch64/aarch64.c (aarch64_set_current_function):
13075 Save/restore target globals when switching to
13076 target_option_default_node.
13078 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13081 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13082 Return 0 if !SHIFT_COUNT_TRUNCATED.
13084 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13085 Eric Botcazou <ebotcazou@adacore.com>
13087 PR rtl-optimization/69891
13088 * dse.c (scan_insn): If we can't figure out memset arguments
13089 or they are non-constant, call clear_rhs_from_active_local_stores.
13091 2016-02-26 Martin Liska <mliska@suse.cz>
13093 * doc/extend.texi: Mention clog10, clog10f an clog10l
13094 in Builtins section.
13096 2016-02-26 Martin Liska <mliska@suse.cz>
13098 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13100 (resolve_args_picking_1): Likewise.
13101 * dwarf2out.h (struct GTY): Likewise.
13103 2016-02-26 Martin Liska <mliska@suse.cz>
13105 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13106 with flag_checking.
13107 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13109 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13110 Martin Liska <mliska@suse.cz>
13112 * doc/install.texi: Mention --enable-valgrind-annotations.
13114 2016-02-26 Richard Biener <rguenther@suse.de>
13116 PR tree-optimization/69551
13117 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13118 looking through aliases adjust DECL_PT_UID to refer to the
13119 ultimate alias target.
13121 2016-02-25 Martin Liska <mliska@suse.cz>
13123 PR middle-end/69919
13124 * alloc-pool.c (after_memory_report): New variable.
13125 * alloc-pool.h (base_pool_allocator ::release): Do not use
13126 the infrastructure if after_memory_report.
13127 * toplev.c (toplev::main): Mark after memory report.
13129 2016-02-25 Richard Biener <rguenther@suse.de>
13131 PR tree-optimization/48795
13132 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13134 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13137 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13138 offloading is enabled and -fopenacc or -fopenmp is specified.
13139 (CRTOFFLOADEND): Likewise.
13140 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13141 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13142 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13143 (offload_objects_file_name): New static var.
13144 (tool_cleanup): Remove offload_objects_file_name file.
13145 (find_offloadbeginend): Replace with ...
13146 (find_crtoffloadtable): ... this.
13147 (run_gcc): Remove offload_argc and offload_argv.
13148 Get offload_objects_file_name from -foffload-objects=... option.
13149 Read names of object files with offload from this file, pass them to
13150 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13151 don't pass offloadbegin and offloadend to the linker. Don't pass
13152 offload non-LTO files to the linker, because now they're not claimed.
13154 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13157 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13158 on builtin_unreachable.
13160 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13162 PR rtl-optimization/69896
13163 * regcprop.c: Include cfgrtl.h.
13164 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13165 than remembered mode, either delete it (if noop_move_p), or
13166 treat like copy_p but not noop_p instruction.
13168 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13171 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13172 - allow NULL decl for Fortran DW_TAG_common_block variables.
13174 2016-02-24 Jason Merrill <jason@redhat.com>
13176 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13178 2016-02-24 Richard Biener <rguenther@suse.de>
13179 Jakub Jelinek <jakub@redhat.com>
13181 PR middle-end/69760
13182 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13183 conditionally executed ops to well-defined overflow behavior.
13185 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13187 PR middle-end/69915
13188 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13191 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13193 PR rtl-optimization/69886
13194 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13195 argument. Use it when checking validity of set instructions.
13196 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13197 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13199 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13200 * store-motion.c (find_moveable_store): Update
13201 can_assign_to_reg_without_clobbers_p callsite.
13203 2016-02-24 Richard Biener <rguenther@suse.de>
13205 PR middle-end/68963
13206 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13208 (record_nonwrapping_iv): Do not fall back to the low/high bound
13209 for non-constant IV bases if the stmt is not always executed.
13211 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13213 * config/arm/arm-cores.def (cortex-a32): New entry.
13214 * config/arm/arm-tables.opt: Regenerate.
13215 * config/arm/arm-tune.md: Regenerate.
13216 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13217 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13218 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13219 for -mcpu and -mtune.
13221 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13224 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13225 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13226 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13227 (atomic_loaddi_1): Delete.
13228 (atomic_loaddi): Rewrite expander using the above changes.
13230 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13233 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13236 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13237 Richard Biener <rguenth@suse.de>
13239 PR middle-end/69909
13240 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13241 set_mem_attributes if tem is SSA_NAME which got expanded
13244 2016-02-24 Richard Biener <rguenther@suse.de>
13246 PR tree-optimization/69907
13247 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13248 end of permutations for BB vectorization.
13250 2016-02-24 Christian Bruel <christian.bruel@st.com>
13252 * config/arm/arm-c.c (arm_option_override): Initialize
13253 target_option_current_node.
13254 * config/arm/arm.c (arm_pragma_target_parse): Replace
13255 build_target_option_node call by target_option_current_node.
13256 Set target_option_current_node.
13259 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13262 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13263 define_insn_and_split to define_insn.
13264 (zero_extendqi<mode>2_dot2): Same.
13265 (extendqi<mode>2_dot): Same.
13266 (extendqi<mode>2_dot2): Same.
13268 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13270 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13271 and add bypass for AES{D,E} and AESMC pairs.
13272 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13275 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13277 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13278 series for reciprocal square root in Exynos M1.
13280 2016-02-23 Martin Sebor <msebor@redhat.com>
13283 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13284 __builtin_alloca_with_align.
13286 2016-02-23 Richard Henderson <rth@redhat.com>
13288 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13289 (ix86_register_pragmas): Remove __seg_tls.
13290 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13291 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13292 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13293 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13294 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13295 * doc/extend.texi (__seg_tls): Remove item.
13297 2016-02-23 Richard Biener <rguenther@suse.de>
13299 * alloc-pool.h (struct allocation_object): Make id member
13300 conditional on CHECKING_P again.
13301 (get_instance): Adjust.
13302 (base_pool_allocator): Likewise.
13304 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13306 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13307 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13309 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13311 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13313 2016-02-23 Richard Biener <rguenther@suse.de>
13315 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13316 * bitmap.h (struct bitmap_usage): Likewise.
13317 (bitmap_move): Declare.
13318 * bitmap.c (register_overhead): Take size_t argument.
13319 (bitmap_move): New function.
13320 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13321 to properly account overhead.
13322 * tree.c (free_node): Use tree_size.
13324 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13327 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13328 when inverting comparison.
13331 * common.opt (Wunreachable-code): Add Warning flag.
13333 2016-02-23 Mark Wielaard <mjw@redhat.com>
13334 Jakub Jelinek <jakub@redhat.com>
13337 * cgraphunit.c (check_global_declaration): Check main_input_filename
13338 and DECL_SOURCE_FILE are not NULL.
13340 2016-02-23 Martin Jambor <mjambor@suse.cz>
13342 PR tree-optimization/69666
13343 * tree-sra.c (sra_modify_assign): Do not attempt to create
13344 default_def replacements for unscalarizable regions.
13346 2016-02-20 Mark Wielaard <mjw@redhat.com>
13349 * cgraphunit.c (check_global_declaration): Check level of
13350 warn_unused_const_variable and main_input_filename.
13351 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13352 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13353 (-Wunused-const-variable): Explain levels 1 and 2.
13355 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13358 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13359 identical arguments. Formatting and spelling fixes.
13362 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13367 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13368 and m68k-devices.def.
13369 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13370 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13372 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13374 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13375 and HImode registers.
13377 2016-02-22 Richard Biener <rguenther@suse.de>
13379 PR tree-optimization/69882
13380 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13381 preserve permutations present because of gaps.
13382 (vect_supported_load_permutation_p): Always continue checking
13383 permutations after vect_attempt_slp_rearrange_stmts.
13385 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13387 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13388 min_profitable_estimate, rather than min_profitable_iters.
13390 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13393 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13394 SImode for last match_operand.
13396 2016-02-22 Martin Liska <mliska@suse.cz>
13398 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13399 return bitsize - 1 as the return value.
13401 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13405 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13406 Handle negative shift counts.
13407 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13408 force_reg on the shift constant.
13409 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13410 (lshrsi3_d): Handle negative shift counts.
13412 2016-02-22 Richard Biener <rguenther@suse.de>
13413 Tom de Vries <tom@codesourcery.com>
13415 * graph.c: Include dumpfile.h.
13416 (print_graph_cfg): Split into three overloads.
13417 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13419 2016-02-22 Tom de Vries <tom@codesourcery.com>
13421 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13424 2016-02-22 Richard Biener <rguenther@suse.de>
13427 * ipa-inline-transform.c (inline_call): When not updating
13428 overall summaries adjust self size by the growth estimate.
13429 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13430 hash-set, do not update overall summaries here. Renamed from ...
13431 (inline_to_all_callers): ... this which is now wrapping the
13432 above and performing delayed overall summary update.
13433 (early_inline_small_functions): Delay updating of the overall
13436 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13438 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13441 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13444 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13445 :%* in %:gt() argument.
13446 (greater_than_spec_func): Adjust for expecting only numbers,
13447 if there are more than two numbers, compare the last two.
13449 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13451 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13452 -Wnarrowing with -std.
13454 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13457 * expr.c (store_field): Don't use bit-field path if exp is
13458 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13459 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13460 and the assignment can be performed by bitwise copy. Formatting
13463 PR middle-end/69838
13464 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13465 call copy_reg_eh_region_note_forward on before and/or after sequences
13466 and remove note from insn if it no longer can throw.
13469 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13470 if TARGET_AVX512BW.
13472 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13474 * config/s390/vector.md: Add missing commutative operand markers
13475 to the patterns which qualify for one.
13476 * config/s390/vx-builtins.md: Likewise.
13478 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13480 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13481 types to mode iterators.
13482 (vec_double): ... and mode attribute.
13483 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13485 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13487 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13488 Change the predicate of op2 from nonimmediate to general and let
13489 reload fix it if necessary.
13491 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13493 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13495 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13497 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13500 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13502 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13503 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13504 * config/s390/s390.md ("movstr<P:mode>"): Call
13505 s390_expand_vec_movstr.
13507 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13509 * config/s390/s390.md: Add missing output modifier for operand 1
13510 to print it as address properly.
13512 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13514 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13515 * config/s390/2964.md: New file.
13516 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13517 of insn grouping attributes depending on the CPU level.
13518 (s390_get_unit_mask): New function.
13519 (s390_sched_score): Remove the OOO from the scheduling macros.
13520 Add loop to calculate a score for the instruction mix.
13521 (s390_sched_reorder): Likewise plus improve debug output.
13522 (s390_sched_variable_issue): Rename macros as above. Calculate
13523 the unit distances after actually scheduling an insn. Improve
13525 (s390_sched_init): Clear last_scheduled_unit_distance array.
13526 * config/s390/s390.md: Include 2964.md.
13528 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13531 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13532 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13533 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13534 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13535 *avx512f_<code>v8div16qi2_mask_1): New insns.
13537 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13540 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13543 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13544 earlyclobber from target. Use wF constraint for fused memory
13546 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13548 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13549 Martin Liska <mliska@suse.cz>
13552 * cfgexpand.c (asan_sanitize_stack_p): New function.
13553 (partition_stack_vars): Use the function.
13554 (expand_stack_vars): Likewise.
13555 (defer_stack_allocation): Likewise.
13556 (expand_used_vars): Likewise.
13558 2016-02-18 Richard Biener <rguenther@suse.de>
13560 PR middle-end/69553
13561 * fold-const.c (operand_equal_p): Properly compare offsets for
13562 IMAGPART_EXPR and ARRAY_REF.
13564 2016-02-18 Nick Clifton <nickc@redhat.com>
13568 * config/arm/arm.c (arm_option_override_internal): Disable
13569 interworking if the target does not support thumb instructions.
13570 (arm_reload_in_hi): Handle the case where a register to register
13571 move needs reloading because there is no simple pattern to handle
13573 (arm_reload_out_hi): Likewise.
13575 2016-02-18 Richard Biener <rguenther@suse.de>
13577 PR middle-end/69854
13578 * match.pd: Don't use fold_binary or fold_unary for folding
13581 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13584 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13585 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13586 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13587 warn on gimple_no_warning_p statements.
13589 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13591 * doc/extend.texi (C++ Attributes): Correct description of
13592 warn_unused type attribute.
13594 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13596 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13597 correct instruction.
13599 2016-02-17 Richard Biener <rguenther@suse.de>
13601 PR rtl-optimization/69609
13602 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13603 (find_traces_1_round): When ending a trace update cached priority
13605 (bb_to_key): Use cached priority when available.
13606 (copy_bb): Initialize cached priority.
13607 (reorder_basic_blocks_software_trace_cache): Likewise.
13609 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13612 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13614 (aarch64_comparison_operator): Break overly long line into two.
13615 (aarch64_comparison_operation): Likewise.
13616 * config/aarch64/aarch64.md (cstorecc4): Use
13617 aarch64_comparison_operator_mode instead of
13618 aarch64_comparison_operator.
13619 (cstore<mode>4): Likewise.
13620 (aarch64_cstore<mode>): Likewise.
13621 (*cstoresi_insn_uxtw): Likewise.
13622 (cstore<mode>_neg): Likewise.
13623 (*cstoresi_neg_uxtw): Likewise.
13625 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13628 * config/arm/predicates.md (arm_comparison_operator_mode):
13630 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13631 instead of arm_comparison_operator.
13632 (*mov_negscc): Likewise.
13633 (*mov_notscc): Likewise.
13634 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13635 (*thumb2_mov_negscc): Likewise.
13636 (*thumb2_mov_negscc_strict_it): Likewise.
13637 (*thumb2_mov_notscc): Likewise.
13638 (*thumb2_mov_notscc_strict_it): Likewise.
13640 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13642 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13643 Add missing return.
13645 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13647 * config/visium/visium.c (machine_libfunc_index): New enum.
13648 (machine_libfuncs): New structure.
13649 (visium_libfuncs): New static variable.
13650 (TARGET_INIT_LIBFUNCS): Define to...
13651 (visium_init_libfuncs): ...this. New function.
13652 (expand_block_move_4): Use the appropriate libfunc.
13653 (expand_block_move_2): Likewise.
13654 (expand_block_move_1): Likewise.
13655 (expand_block_set_4): Likewise.
13656 (expand_block_set_2): Likewise.
13657 (expand_block_set_1): Likewise.
13658 (visium_trampoline_init): Likewise.
13660 2016-02-17 Nick Clifton <nickc@redhat.com>
13662 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13663 TI's devices.csv file as of March 2016.
13665 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13668 * opts-global.c (handle_common_deferred_options): Introduce and
13669 initialize two global variables to remember command-line options
13670 specifying a stack-limiting register.
13671 * opts.h: Add extern declarations of the two new global variables.
13672 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13673 variable based on the values of the two new global variables.
13675 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13678 * common.opt (Wnonnull-compare): New warning.
13679 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13680 of arguments against NULL.
13681 (-Wnonnull-compare): Document.
13682 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13683 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13684 * passes.def (pass_warn_nonnull_compare): Add.
13685 * gimple-ssa-nonnull-compare.c: New file.
13687 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13689 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13690 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13692 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13694 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13695 reciprocal sqrt for -mlow-precision-recip-sqrt.
13697 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13698 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13700 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13701 always use lane loads to construct non-constant vectors.
13703 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13705 * config/aarch64/aarch64.md
13706 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13707 constraints for operand 3.
13708 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13710 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13711 Richard Biener <rguenther@suse.de>
13713 PR tree-optimization/69820
13714 * tree-vect-patterns.c (type_conversion_p): Return false if
13715 *orig_type is unsigned single precision or boolean.
13716 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13719 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13721 PR rtl-optimization/69764
13722 PR rtl-optimization/69771
13723 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13724 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13726 2016-02-16 Richard Biener <rguenther@suse.de>
13728 PR tree-optimization/69776
13729 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13731 (indirect_refs_may_alias_p): Likewise.
13732 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13733 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13734 according to tbaa_p.
13735 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13736 (optimize_stmt): For redundant store discovery do not allow tbaa.
13738 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13740 PR tree-optimization/69714
13741 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13742 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13744 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13746 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13747 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13748 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13749 * config/arc/arc.c (arc_init): Check FPU options.
13750 (get_arc_condition_code): Handle new CC_FPU* modes.
13751 (arc_select_cc_mode): Likewise.
13752 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13753 register pair only. Allow access for ARCv2 accumulator.
13754 (gen_compare_reg): Whenever we have FPU support use FPU compare
13756 (arc_reorg): Don't generate brcc insns when FPU compare
13757 instructions are involved.
13758 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13759 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13760 floating point emulation.
13761 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13762 (REVERSE_CONDITION): Add new CC_FPU* modes.
13763 (TARGET_FP_SP_BASE): Define.
13764 (TARGET_FP_DP_BASE): Likewise.
13765 (TARGET_FP_SP_FUSED): Likewise.
13766 (TARGET_FP_DP_FUSED): Likewise.
13767 (TARGET_FP_SP_CONV): Likewise.
13768 (TARGET_FP_DP_CONV): Likewise.
13769 (TARGET_FP_SP_SQRT): Likewise.
13770 (TARGET_FP_DP_SQRT): Likewise.
13771 (TARGET_FP_DP_AX): Likewise.
13772 * config/arc/arc.md (ARCV2_ACC): New constant.
13773 (type): New fpu type attribute.
13774 (SDF): Conditional iterator.
13775 (cstore<mode>, cbranch<mode>): Change expand condition.
13776 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13777 handles FPU/FPX cases as well.
13778 * config/arc/arc.opt (mfpu): New option.
13779 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13781 (adddf3, muldf3, subdf3): Removed.
13782 * config/arc/predicates.md (proper_comparison_operator): Recognize
13784 * config/arc/fpu.md: New file.
13785 * doc/invoke.texi (ARC Options): Document mfpu option.
13787 2016-02-16 Richard Biener <rguenther@suse.de>
13789 PR rtl-optimization/69291
13790 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13791 noce_operand_ok check.
13793 2016-02-16 Tom de Vries <tom@codesourcery.com>
13796 * omp-low.c (simd_clone_create): Remove call to
13797 symtab->call_cgraph_insertion_hooks.
13799 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13801 PR tree-optimization/69802
13802 * tree-ssa-reassoc.c (update_range_test): If op is
13803 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13804 op == 1 test of precision 1 integral op, otherwise handle
13805 that case as op itself. Fix up formatting.
13806 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13809 2016-02-16 Richard Biener <rguenther@suse.de>
13811 PR tree-optimization/69586
13812 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13813 types for conversion sources.
13815 2016-02-16 Richard Biener <rguenther@suse.de>
13817 PR middle-end/69801
13818 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13819 mask OEP_ADDRESS_OF.
13821 2016-02-16 Alan Modra <amodra@gmail.com>
13824 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13825 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13826 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13828 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13829 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13830 (p8_fmrgow_<mode>): Likewise.
13831 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13833 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13834 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13835 to use movdi_internal64. Remove op0_di.
13836 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13838 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13840 Add support for the FCCMP insn types
13842 * config/aarch64/aarch64.md (fccmp): Change insn type.
13843 (fccmpe): Likewise.
13844 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13845 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13846 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13847 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13848 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13849 * config/arm/types.md (fccmps): Add new insn type.
13850 (fccmpd): Likewise.
13852 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13854 * alias.c (get_alias_set): Fix a typo in comment.
13856 2016-02-15 Richard Biener <rguenther@suse.de>
13858 PR tree-optimization/69595
13859 * match.pd: Complete range test simplification to true.
13861 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13863 PR rtl-optimization/69648
13864 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13865 pic_offset_table_rtx.
13867 PR rtl-optimization/69752
13868 * ira.c (update_equiv_regs): When looking for more than a single SET,
13869 also take other side effects into account.
13871 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13873 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13874 for z900+ CPUs in 31-bit mode.
13876 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13878 * common/config/s390/s390-common.c (s390_supports_split_stack):
13880 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13881 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13882 * config/s390/s390.c (struct machine_function): New field
13883 split_stack_varargs_pointer.
13884 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13885 in s390_emit_prologue.
13886 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13888 (morestack_ref): New global.
13889 (SPLIT_STACK_AVAILABLE): New macro.
13890 (s390_expand_split_stack_prologue): New function.
13891 (s390_live_on_entry): New function.
13892 (s390_va_start): Use split-stack vararg pointer if appropriate.
13893 (s390_asm_file_end): Emit the split-stack note sections.
13894 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13895 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13896 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13897 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13898 (split_stack_prologue): New expand.
13899 (split_stack_space_check): New expand.
13900 (split_stack_data): New insn.
13901 (split_stack_call): New expand.
13902 (split_stack_call_*): New insn.
13903 (split_stack_cond_call): New expand.
13904 (split_stack_cond_call_*): New insn.
13906 2016-02-15 Richard Biener <rguenther@suse.de>
13908 PR tree-optimization/69783
13909 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13910 Add trivially correct cases.
13912 2016-02-15 Tom de Vries <tom@codesourcery.com>
13915 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13917 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13919 2016-02-15 Richard Biener <rguenther@suse.de>
13921 PR tree-optimization/69776
13922 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13923 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13924 indicate whether we can use TBAA to disambiguate against stores.
13925 Use alias-set zero if not.
13926 (visit_reference_op_store): Do not use TBAA when looking up
13928 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13929 (eliminate_dom_walker::before_dom_children): But not when looking
13930 up redundant stores.
13932 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13934 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13936 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13938 * config/i386/znver1.md
13939 (znver1_pop, znver1_pop_mem,
13940 znver1_load_imov_double_store,
13941 znver1_load_imov_direct_store,
13942 znver1_load_imov_direct_load,
13943 znver1_load_imov_double_load): Add new.
13944 (znver1_insn, znver1_insn_load): Add icmov type.
13945 (znver1_sseavx_fma,
13946 znver1_sseavx_fma_load,
13948 znver1_avx256_fma_load): Fix pipe usage.
13950 2016-02-14 Alan Modra <amodra@gmail.com>
13953 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13954 with an invalid hard reg, reload just the reg not the entire
13955 pre/post-inc/dec address expression.
13957 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13960 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13961 fixed R1_REG scratch reg.
13962 (sibcall_value_pcrel_fdpic): Likewise.
13964 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13968 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13970 2016-02-12 Walter Lee <walt@tilera.com>
13972 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13973 * config/tilegx/t-tilegx: Likewise.
13975 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13978 * diagnostic-show-locus.c (struct line_span): New struct.
13979 (layout::get_first_line): Delete.
13980 (layout::get_last_line): Delete.
13981 (layout::get_num_line_spans): New member function.
13982 (layout::get_line_span): Likewise.
13983 (layout::print_heading_for_line_span_index_p): Likewise.
13984 (layout::get_expanded_location): Likewise.
13985 (layout::calculate_line_spans): Likewise.
13986 (layout::m_first_line): Delete.
13987 (layout::m_last_line): Delete.
13988 (layout::m_line_spans): New field.
13989 (layout::layout): Update comment. Replace m_first_line and
13990 m_last_line with m_line_spans, replacing their initialization
13991 with a call to calculate_line_spans.
13992 (diagnostic_show_locus): When printing source lines and
13993 annotations, rather than looping over a single span
13994 of lines, instead loop over each line_span within
13995 the layout, with an inner loop over the lines within them.
13996 Call the context's start_span callback when changing line spans.
13997 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13998 (diagnostic_build_prefix): Break out the building of the location
13999 part of the string into...
14000 (diagnostic_get_location_text): ...this new function, rewriting
14001 it from nested ternary expressions to a sequence of "if"
14003 (default_diagnostic_start_span_fn): New function.
14004 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14005 (diagnostic_context::start_span): New field.
14006 (default_diagnostic_start_span_fn): New prototype.
14008 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14011 * gcc.c (driver::finalize): Fix cleanup of "specs".
14013 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14017 * gcc.c (driver::driver): Initialize m_option_suggestions.
14018 (driver::~driver): Clean up m_option_suggestions.
14019 (suggest_option): Convert to...
14020 (driver::suggest_option): ...this, and split out into
14021 driver::build_option_suggestions and find_closest_string.
14022 (driver::build_option_suggestions): New function, from
14023 first half of suggest_option. Special-case
14024 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14025 the sanitizer_opts array. For options of enum types, add the
14026 various enum values to the candidate strings.
14027 (driver::handle_unrecognized_options): Remove "const".
14028 * gcc.h (driver::handle_unrecognized_options): Likewise.
14029 (driver::build_option_suggestions): New decl.
14030 (driver::suggest_option): New decl.
14031 (driver::m_option_suggestions): New field.
14032 * opts-common.c (add_misspelling_candidates): New function.
14033 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14034 and make non-static.
14035 * opts.h (sanitizer_opts): New array decl.
14036 (add_misspelling_candidates): New function decl.
14037 * spellcheck.c (find_closest_string): New function.
14038 * spellcheck.h (find_closest_string): New function decl.
14040 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14042 PR rtl-optimization/69764
14043 PR rtl-optimization/69771
14044 * optabs.c (expand_binop_directly): For shift_optab_p, force
14045 convert_modes with VOIDmode if xop1 has VOIDmode.
14047 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14050 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14051 to correctly determine instrumentation thunks.
14053 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14056 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14057 type by reference, force lhs on the call.
14060 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14061 Compute retval and retbnd early in all cases if split_part_return_p
14062 and return_bb is not EXIT. Remove all clobber stmts and reset
14063 all debug stmts that refer to SSA_NAMEs defined in split part,
14064 except if it is retval, in that case replace the old retval with the
14065 lhs of the call to the split part.
14067 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14070 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14072 PR middle-end/66726
14073 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14074 whose result is used in PHI.
14075 (maybe_optimize_range_tests): Likewise.
14076 (final_range_test_p): Likweise.
14078 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14080 PR middle-end/66726
14081 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14082 whose result is used in PHI.
14083 (maybe_optimize_range_tests): Likewise.
14084 (final_range_test_p): Likweise.
14086 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14088 * cgraph.c: Spelling fixes - behaviour -> behavior and
14089 neighbour -> neighbor.
14090 * target.def: Likewise.
14091 * sel-sched.c: Likewise.
14092 * config/mips/mips.c: Likewise.
14093 * config/arc/arc.md: Likewise.
14094 * config/arm/cortex-a57.md: Likewise.
14095 * config/arm/arm.c: Likewise.
14096 * config/arm/neon.md: Likewise.
14097 * config/arm/arm-c.c: Likewise.
14098 * config/vms/vms-c.c: Likewise.
14099 * config/s390/s390.c: Likewise.
14100 * config/i386/znver1.md: Likewise.
14101 * config/i386/i386.c: Likewise.
14102 * config/ia64/hpux-unix2003.h: Likewise.
14103 * config/msp430/msp430.md: Likewise.
14104 * config/rx/rx.c: Likewise.
14105 * config/rx/rx.md: Likewise.
14106 * config/aarch64/aarch64-simd.md: Likewise.
14107 * config/aarch64/aarch64.c: Likewise.
14108 * config/nvptx/nvptx.c: Likewise.
14109 * config/bfin/bfin.c: Likewise.
14110 * config/cris/cris.opt: Likewise.
14111 * config/rs6000/rs6000.c: Likewise.
14112 * target.h: Likewise.
14113 * spellcheck.c: Likewise.
14114 * ira-build.c: Likewise.
14115 * tree-inline.c: Likewise.
14116 * builtins.c: Likewise.
14117 * lra-constraints.c: Likewise.
14118 * explow.c: Likewise.
14119 * hwint.h: Likewise.
14120 * targhooks.c: Likewise.
14121 * tree-vect-data-refs.c: Likewise.
14122 * expr.c: Likewise.
14123 * doc/tm.texi: Likewise.
14124 * doc/extend.texi: Likewise.
14125 * doc/install.texi: Likewise.
14126 * doc/md.texi: Likewise.
14127 * tree-ssa-tail-merge.c: Likewise.
14128 * sched-int.h: Likewise.
14129 * match.pd: Likewise.
14130 * sched-ebb.c: Likewise.
14131 * target.def (omit_struct_return_reg): Likewise.
14132 * gimple-ssa-isolate-paths.c: Likewise.
14133 (find_implicit_erroneous_behaviour): Renamed to...
14134 (find_implicit_erroneous_behavior): ... this.
14135 (find_explicit_erroneous_behaviour): Renamed to...
14136 (find_explicit_erroneous_behavior): ... this.
14137 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14139 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14141 PR rtl-optimization/64682
14142 PR rtl-optimization/69567
14143 PR rtl-optimization/69737
14144 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14145 in I2 as well, just lose it.
14147 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14149 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14151 (aarch64_last_printed_tune_string): Likewise.
14152 (aarch64_declare_function_name): Only output .arch assembler
14153 directive if it will be different from the previously output
14154 directive. Same for .tune comment but only if -dA is set.
14155 (aarch64_start_file): New function.
14156 (TARGET_ASM_FILE_START): Define.
14158 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14161 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14163 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14166 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14167 -Wmaybe-uninitialized warning.
14169 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14172 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14174 2016-02-11 Richard Biener <rguenther@suse.de>
14176 PR rtl-optimization/69291
14177 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14178 subexpressions affected by changing the result.
14180 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14183 * lra-constraints.c (curr_insn_transform): Find in/out operands
14184 for secondary memory moves. Update dups.
14186 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14188 PR tree-optimization/69652
14189 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14190 to nested loop, did source re-formatting, skip debug statements,
14191 add check on statement with volatile operand, remove dead scalar
14194 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14195 Patrick Palka <ppalka@gcc.gnu.org>
14199 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14200 calls if the return type is TREE_ADDRESSABLE.
14201 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14202 * ipa-split.c (split_function): Fix doubled "we" in comment.
14203 Use void return type for the split part even if
14204 !split_point->split_part_set_retval.
14206 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14208 PR tree-optimization/68021
14209 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14210 when computing the value of biv cand by itself.
14212 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14214 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14215 (cortexa57_tunings): Likewise.
14216 (cortexa72_tunings): Likewise.
14217 (arch_macro_fusion_pair_p): Add support for AES fusion.
14218 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14219 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14220 Allow virtual registers before reload so early scheduling works.
14221 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14222 correct latency and pipeline.
14223 (cortex_a57_crypto_complex): Likewise.
14224 (cortex_a57_crypto_xor): Likewise.
14225 (define_bypass): Add AES bypass.
14227 2016-02-10 Richard Biener <rguenther@suse.de>
14229 PR tree-optimization/69726
14230 * passes.def: Add DCE pass before late uninit.
14231 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14232 really fixup if-conversions job.
14234 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14236 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14237 (arm_cortex_a57_tune): Likewise.
14238 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14239 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14241 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14243 * timevar.def (TV_PHASE_DBGINFO): Delete.
14244 (TV_PHASE_CHECK_DBGINFO): Likewise.
14245 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14247 2016-02-10 Richard Biener <rguenther@suse.de>
14249 PR tree-optimization/69719
14250 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14251 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14253 2016-02-09 Andrew Pinski <apinski@cavium.com>
14256 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14257 get_vcond_mask_icode returns false.
14259 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14262 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14263 an ADDIS that adds a pointer to a large constant that sets the
14264 upper16 bits with a load operation.
14266 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14269 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14271 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14273 (vzipq_s16): Likewise.
14274 (vzipq_s32): Likewise.
14275 (vzipq_f32): Likewise.
14276 (vzipq_u8): Likewise.
14277 (vzipq_u16): Likewise.
14278 (vzipq_u32): Likewise.
14279 (vzipq_p8): Likewise.
14280 (vzipq_p16): Likewise.
14282 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14285 * config/arm/arm.c (neon_endian_lane_map): New function.
14286 (neon_vector_pair_endian_lane_map): New function.
14287 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14288 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14290 (vuzpq_s16): Likewise.
14291 (vuzpq_s32): Likewise.
14292 (vuzpq_f32): Likewise.
14293 (vuzpq_u8): Likewise.
14294 (vuzpq_u16): Likewise.
14295 (vuzpq_u32): Likewise.
14296 (vuzpq_p8): Likewise.
14297 (vuzpq_p16): Likewise.
14299 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14302 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14305 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14307 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14308 truncate const_int operand 1 to QImode.
14310 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14312 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14313 corresponding to an abnormal edge.
14315 2016-02-09 Tom de Vries <tom@codesourcery.com>
14317 PR tree-optimization/69599
14318 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14320 (find_func_aliases_for_builtin_call, find_func_clobbers)
14321 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14324 2016-02-09 Richard Biener <rguenther@suse.de>
14326 PR tree-optimization/69715
14327 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14328 LHS on calls as non-rewritable.
14330 2016-02-09 Tom de Vries <tom@codesourcery.com>
14333 * lto-wrapper.c (append_diag_options): New function.
14334 (compile_offload_image): Call append_diag_options.
14336 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14339 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14340 Minor copy-edit to fix verb tenses.
14342 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14344 PR tree-optimization/69209
14345 * ipa-split.c (split_function): If split part is not
14346 returning retval, retval has gimple type but is not
14347 gimple value, force it into a SSA_NAME first.
14349 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14351 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14354 2016-02-08 Jason Merrill <jason@redhat.com>
14357 * convert.c (convert_to_integer_1): Check dofold on truncation
14359 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14360 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14361 Rename from *_nofold.
14362 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14363 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14365 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14368 * tree.c (build_common_tree_nodes): Remove short_double argument.
14369 All callers changed.
14370 * tree.h (build_common_tree_nodes): Adjust declaration.
14371 * doc/invoke.texi (-fshort-double): Remove documentation.
14372 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14373 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14374 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14375 (append_linker_options): Don't handle OPT_fshort_double.
14377 PR rtl-optimization/68730
14378 * lra-remat.c (insn_to_cand_activation): New static variable.
14379 (lra_remat): Allocate and free it.
14380 (create_cand): New arg activation. Initialize a field in
14381 insn_to_cand_activation if it is nonnull.
14382 (create_cands): Pass the activation insn to create_cand when making
14383 a candidate involving an output reload. Reorganize code a little.
14384 (do_remat): Keep track of active status of candidates in a separate
14387 2016-02-08 Richard Biener <rguenther@suse.de>
14389 PR tree-optimization/69719
14390 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14391 Properly use absolute of the difference of the two offsets to
14392 compare or adjust the segment length.
14394 2016-02-08 Richard Biener <rguenther@suse.de>
14395 Jeff Law <law@redhat.com>
14398 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14399 types for anonymous SSA names.
14401 2016-02-08 Richard Biener <rguenther@suse.de>
14403 PR rtl-optimization/69274
14404 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14406 2016-02-08 Jeff Law <law@redhat.com>
14408 PR tree-optimization/65917
14409 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14410 equivalences from if (x == y) style conditionals.
14411 (loop_depth_of_name): Remove.
14412 (record_equality): Remove loop depth check.
14413 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14414 (const_and_copies::record_const_or_copy_raw): New member function.
14415 * tree-ssa-scopedtables.c
14416 (const_and_copies::record_const_or_copy_raw): New, factored out of
14417 (const_and_copies::record_const_or_copy): Call new member function.
14419 2016-02-05 Jeff Law <law@redhat.com>
14421 PR tree-optimization/68541
14422 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14423 (count_stmts_in_block): New function.
14424 (poor_ifcvt_candidate_code): Likewise.
14425 (is_feasible_trace): Add some heuristics to determine when path
14426 splitting is profitable.
14427 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14428 is a diamond with a single exit.
14430 2016-02-05 Martin Sebor <msebor@redhat.com>
14433 * doc/invoke.texi: Update -Wplacement-new to take an optional
14436 2016-02-06 Richard Henderson <rth@redhat.com>
14439 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14440 out of non-standard address spaces.
14442 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14444 PR rtl-optimization/69691
14445 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14447 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14449 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14450 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14451 (*ieee128_mfvsrd_64bit): Likewise.
14452 (*ieee128_mfvsrd_32bit): Likewise.
14454 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14458 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14460 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14461 instrumented_version.
14463 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14465 * doc/invoke.texi (Optimize Options): In table of --param options
14466 rename second occurrence of tracer-min-branch-ratio to
14467 tracer-min-branch-probability, rename
14468 tracer-min-branch-ratio-feedback to
14469 tracer-min-branch-probability-feedback and clarify description,
14470 rename sched-spec-state-edge-prob-cutoff to
14471 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14472 to selsched-insns-to-rename, rename lto-minpartition to
14473 lto-min-partition, delete reorder-blocks-duplicate and
14474 reorder-blocks-duplicate-feedback.
14476 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14478 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14481 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14483 * doc/extend.texi: S/390: Correct some typos.
14485 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14487 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14489 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14492 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14493 (s390_register_info_gprtofpr): Use new macros above.
14494 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14496 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14497 its name. Adjust restore and save gpr ranges.
14498 (s390_register_info_set_ranges): New function.
14499 (s390_register_info): Use new macros above. Call
14500 s390_register_info_set_ranges.
14501 (s390_optimize_register_info): Likewise.
14502 (s390_hard_regno_rename_ok): Use new macros.
14503 (s390_hard_regno_scratch_ok): Likewise.
14504 (s390_emit_epilogue): Likewise.
14505 (s390_can_use_return_insn): Likewise.
14506 (s390_optimize_prologue): Likewise.
14507 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14509 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14512 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14514 (ix86_option_override_internal): Disable TARGET_STV even for
14515 -m{incoming,preferred}-stack-boundary=3.
14517 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14519 * config.gcc: Mark deprecated rtems targets as obsolete.
14521 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14523 PR rtl-optimization/64682
14524 PR rtl-optimization/69567
14525 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14526 before I2 only if the register is both used and set in I2.
14528 2016-02-04 DJ Delorie <dj@redhat.com>
14530 * config/msp430/msp430.c (msp430_start_function): Add function type.
14532 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14535 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14537 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14539 PR rtl-optimization/69577
14541 2015-10-29 Richard Henderson <rth@redhat.com>
14545 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14546 sse check to the exact conditions of PR 67609.
14548 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14551 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14552 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14553 not allowed into the traditional Altivec registers.
14554 (movtd_64bit_nodm): Likewise.
14555 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14557 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14559 * config/aarch64/cortex-a57-fma-steering.c
14560 (aarch64_register_fma_steering): Remove "static" from arguments
14563 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14566 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14567 twice when complex.
14569 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14571 * doc/invoke.texi: Delete -mno-fma4.
14573 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14575 PR rtl-optimization/69577
14576 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14577 (find_subregs_of_mode): Update accordingly. Iterate over partial
14580 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14582 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14583 * config/arm/arm.c (neon_reinterpret): Remove.
14584 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14585 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14586 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14587 vreinterpretti): Remove.
14588 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14589 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14590 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14591 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14592 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14593 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14594 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14595 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14596 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14597 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14598 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14599 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14600 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14601 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14602 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14603 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14604 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14605 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14606 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14607 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14608 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14609 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14610 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14611 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14612 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14613 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14614 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14615 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14616 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14617 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14618 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14619 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14620 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14621 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14622 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14623 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14624 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14625 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14626 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14627 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14628 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14629 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14630 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14631 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14632 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14633 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14634 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14635 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14636 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14637 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14638 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14639 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14640 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14641 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14642 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14643 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14644 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14645 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14646 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14647 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14648 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14649 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14650 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14651 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14652 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14653 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14654 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14655 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14656 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14657 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14658 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14659 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14660 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14661 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14662 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14663 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14664 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14665 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14666 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14667 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14668 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14669 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14670 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14671 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14672 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14673 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14674 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14675 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14676 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14677 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14678 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14679 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14680 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14681 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14682 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14683 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14684 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14685 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14686 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14687 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14688 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14689 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14690 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14692 2016-02-04 Martin Liska <mliska@suse.cz>
14695 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14696 that are gimple_store_p.
14697 (maybe_instrument_call): Likewise.
14699 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14701 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14702 register scaling out of memory reference and comment why.
14704 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14708 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14709 folding the source of a SET.
14711 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14715 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14716 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14718 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14722 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14725 2016-02-04 Christian Bruel <christian.bruel@st.com>
14727 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14728 * config/arm/arm.c (arm_set_current_function): Likewise.
14730 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14731 Ilya Enkovich <enkovich.gnu@gmail.com>
14732 H.J. Lu <hongjiu.lu@intel.com>
14735 * config/i386/i386.c (convert_scalars_to_vector): Remove
14736 stack alignment fixes.
14737 (ix86_option_override_internal): Disable TARGET_STV if stack
14738 might not be aligned enough.
14739 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14741 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14743 * config/i386/x86-tune.def: Disable default prefetching
14746 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14747 Vladimir Makarov <vmakarov@redhat.com>
14750 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14751 in validating fused toc addresses.
14753 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14756 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14757 range->m_caret fields if range->m_show_caret_p is false.
14760 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14761 Force oldval into register if it does not satisfy reg_or_short_operand
14762 predicate. Fix up formatting.
14764 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14765 Alexandre Oliva <aoliva@redhat.com>
14768 * lra-constraints.c (simplify_operand_subreg): Check additionally
14769 address validity after potential reloading.
14770 (process_address_1): Check insns validity. In case of failure do
14773 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14776 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14779 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14781 * wide-int.cc (canonize_uhwi): New function.
14782 (wi::divmod_internal): Use it.
14784 2016-02-02 James Norris <jnorris@codesourcery.com
14786 * gimplify.c (omp_notice_variable): Add usage check.
14788 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14790 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14791 like LE, GE, LT, GT when emitting relational operator.
14793 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14795 * ira-costs.c (find_costs_and_classes): Add extra argument.
14796 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14797 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14798 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14799 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14800 Add best_class parameter, and return it if not ALL_REGS.
14801 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14803 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14804 Update target hook.
14806 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14808 * config/aarch64/aarch64.c
14809 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14810 (aarch64_ira_change_pseudo_allocno_class): New function.
14812 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14815 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14817 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14819 * config/avr/avr.c (avr_option_override): Set
14820 PARAM_ALLOW_STORE_DATA_RACES to 1.
14822 2016-02-02 Richard Biener <rguenther@suse.de>
14824 PR tree-optimization/69595
14825 * match.pd: Add range test simplifications to true/false.
14827 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14829 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14830 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14833 2016-02-02 Richard Biener <rguenther@suse.de>
14835 PR tree-optimization/69606
14836 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14837 info on the result before moving a stmt.
14839 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14841 PR middle-end/68542
14842 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14843 branch with vector comparison.
14844 * config/i386/sse.md (VI48_AVX): New mode iterator.
14845 (define_expand "cbranch<mode>4): Add support for conditional branch
14846 with vector comparison.
14847 * tree-vect-loop.c (optimize_mask_stores): New function.
14848 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14849 has_mask_store field of vect_info.
14850 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14851 vectorized loops having masked stores after vec_info destroy.
14852 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14853 correspondent macros.
14854 (optimize_mask_stores): Add prototype.
14856 2016-02-02 Alan Modra <amodra@gmail.com>
14859 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14862 2016-02-02 Alan Modra <amodra@gmail.com>
14865 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14866 whenever toc_label_name used.
14867 (rs6000_file_start): Don't set up toc section here,
14868 (rs6000_output_function_epilogue): do so here instead,
14869 (rs6000_xcoff_file_start): and here.
14870 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14871 (load_toc_aix_di): Likewise.
14873 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14875 PR rtl-optimization/69592
14876 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14877 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14878 (num_sign_bit_copies_binary_arith_p): New inline function.
14879 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14881 2016-02-01 Jeff Law <law@redhat.com>
14883 PR tree-optimization/69580
14884 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14885 * tree-ssa-threadbackward.c
14886 (fsm_find_control_statement_thread_paths): Do not try to walk
14887 through large PHI nodes.
14889 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14891 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14892 when count is incremented above limit, don't analyze further
14895 * omp-low.c (oacc_parse_default_dims): Avoid
14896 -Wsign-compare warning, make sure value fits into int
14897 rather than just unsigned int.
14899 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14901 PR tree-optimization/67921
14902 * fold-const.c (split_tree): New parameters. Convert pointer
14903 type variable part to proper type before negating.
14904 (fold_binary_loc): Pass new arguments to split_tree.
14906 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14908 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14909 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14910 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14911 * doc/tm.texti: Rebuilt.
14912 * doc/invoke.texi (fopenacc-dim): Document.
14913 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14914 (append_compiler_options): Likewise.
14915 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14916 (oacc_parse_default_dims): New.
14917 (oacc_validate_dims): Add USED arg. Select non-unity default when
14919 (oacc_loop_fixed_partitions): Return mask of used partitions.
14920 (oacc_loop_auto_partitions): Emit dump info.
14921 (oacc_loop_partition): Return mask of used partitions.
14922 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14923 loop partitioning and validation calls.
14925 2016-02-01 Richard Biener <rguenther@suse.de>
14927 PR middle-end/69556
14928 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14930 2016-02-01 Richard Biener <rguenther@suse.de>
14932 PR tree-optimization/69574
14933 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14934 of asserting return chrec_dont_know.
14936 2016-02-01 Martin Liska <mliska@suse.cz>
14938 * mem-stats-traits.h: Add copyright header.
14939 * mem-stats.h: Likewise.
14941 2016-02-01 Richard Biener <rguenther@suse.de>
14943 PR tree-optimization/69579
14944 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14945 Do not propagate through abnormal PHI results.
14947 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14949 * postreload.c (reload_cse_simplify): Remove dead code.
14951 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14953 PR rtl-optimization/69570
14954 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14955 if there is more than one set, not if there is a single set.
14957 2016-02-01 Richard Henderson <rth@redhat.com>
14960 * combine.c (make_compound_operation): When looking through a
14961 subreg, make sure to re-extend to the width of the outer mode.
14963 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14965 PR tree-optimization/69546
14966 * wide-int.cc (wi::divmod_internal): For unsigned division
14967 where both operands fit into uhwi, if o1 is 1 and o0 has
14968 msb set, if divident_prec is larger than bits per hwi,
14969 clear another quotient word and return 2 instead of 1.
14970 Similarly for remainder with msb in HWI set, if dividend_prec
14971 is larger than bits per hwi.
14973 2016-01-29 Martin Jambor <mjambor@suse.cz>
14975 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14976 Use short lowercase names.
14977 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14978 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14979 acq_rel one. Protect warning agains segfaults if
14980 get_memory_order_name returns NULL.
14981 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14982 with release semantics. Do not warn if get_memory_order already did.
14983 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14984 semantics. Fix check for relaxed or acquire semantics. Do not warn
14985 if get_memory_order already did.
14987 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14989 * doc/install.texi: Document that isl-0.16 is supported.
14991 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14994 * config/i386/constraints.md (Bm): Describe as special memory
14996 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14997 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14998 * genpreds.c (struct constraint_data): Add is_special_memory.
14999 (have_special_memory_constraints, special_memory_start): New
15001 (special_memory_end): Ditto.
15002 (add_constraint): Add new arg is_special_memory. Add code to
15003 process its true value. Update have_special_memory_constraints.
15004 (process_define_constraint): Pass the new arg.
15005 (process_define_register_constraint): Ditto.
15006 (choose_enum_order): Process special memory.
15007 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15008 function insn_extra_special_memory_constraint.
15009 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15010 * gensupport.c (process_rtx): Process
15011 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15012 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15013 * ira-lives.c (single_reg_class): Use
15014 insn_extra_special_memory_constraint.
15015 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15016 * lra-constraints.c (process_alt_operands): Ditto.
15017 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15018 * recog.c (asm_operand_ok, preprocess_constraints): Process
15020 * reload.c (find_reloads): Ditto.
15021 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15022 * stmt.c (parse_input_constraint): Use
15023 insn_extra_special_memory_constraint.
15025 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15028 * lra-splill.c (lra_final_code_change): Revert r229087 by
15029 removing all sub-registers.
15031 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15034 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15036 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15039 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15040 SSE1, copy target into the temporary reg first before recursing
15043 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15045 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15048 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15050 * ginclude/stdarg.h: Test __cplusplus instead of
15051 __GXX_EXPERIMENTAL_CXX0X__.
15053 2016-01-29 Richard Biener <rguenther@suse.de>
15055 PR tree-optimization/69547
15056 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15057 Do not mark clobbers necessary.
15058 (mark_all_reaching_defs_necessary_1): Likewise.
15060 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15062 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15063 declaration name with %qs and print it in both error messages.
15064 Also fix indentation.
15066 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15069 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15070 trailing blank line from error message.
15072 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15075 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15078 2016-01-29 Richard Biener <rguenther@suse.de>
15080 PR middle-end/69537
15081 * match.pd: Allow all integral types when simplifying a
15082 widening or sign-changing conversion.
15084 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15086 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15087 back to setting codegen_error to fail codegen.
15089 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15092 * config/i386/constraints.md (C): Only accept constant zero operand.
15093 (BC): New constraint.
15094 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15095 instead of C constraint.
15096 * doc/md.texi (Machine Constraints): Update description
15099 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15102 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15104 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15106 PR middle-end/69542
15107 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15110 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15112 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15113 branches if using guessed profile.
15115 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15117 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15119 2016-01-28 Richard Henderson <rth@redhat.com>
15122 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15123 * config/aarch64/aarch64-protos.h: Update.
15124 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15125 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15126 (aarch64_get_condition_code_1): Handle CC_Cmode.
15127 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15128 (*add<mode>3_compareC_cconly_imm): New.
15129 (*add<mode>3_compareC_cconly): New.
15130 (*add<mode>3_compareC_imm): New.
15131 (add<mode>3_compareC): New.
15132 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15133 to be first. Use aarch64_carry_operation.
15134 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15135 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15136 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15137 (subti3): Use subdi3_compare1.
15138 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15139 (sub<mode>3_compare1): New.
15140 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15141 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15142 (*subsi3_carryin_uxtw): Likewise.
15143 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15144 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15145 * config/aarch64/iterators.md (DWI): New.
15146 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15147 (aarch64_borrow_operation): New.
15149 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15151 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15152 message when isl does not return a valid schedule.
15154 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15156 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15157 Remove comments from class declarations: they are already in the code
15160 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15162 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15164 (ternary_op_to_tree): Same.
15165 (unary_op_to_tree): Same.
15166 (nary_op_to_tree): Same.
15167 (gcc_expression_from_isl_expr_op): Same.
15168 (gcc_expression_from_isl_expression): Same.
15169 (graphite_create_new_loop): Same.
15170 (graphite_create_new_loop_guard): Same.
15171 (build_iv_mapping): Same.
15172 (graphite_create_new_guard): Same.
15173 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15174 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15176 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15178 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15179 instead of setting codegen_error to fail codegen.
15181 2016-01-28 Jason Merrill <jason@redhat.com>
15183 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15185 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15187 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15188 Remove CONST_INT_P check in CCMP cost calculation.
15190 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15192 * config/aarch64/aarch64.c (generic_vector_cost):
15193 Set vec_permute_cost.
15194 (cortexa57_vector_cost): Likewise.
15195 (exynosm1_vector_cost): Likewise.
15196 (xgene1_vector_cost): Likewise.
15197 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15198 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15199 Add vec_permute_cost entry.
15201 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15203 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15205 (add<mode>3_compare0): Likewise.
15206 (addsi3_compare0_uxtw): Likewise.
15207 (add<mode>3nr_compare0): Likewise.
15208 (compare_neg<mode>): Likewise.
15209 (<optab><mode>3): Likewise.
15211 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15213 * tree-vect-stmts.c (vectorizable_comparison): Add
15214 NULL check for vectype.
15216 2016-01-28 Richard Biener <rguenther@suse.de>
15218 PR tree-optimization/69466
15219 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15220 Account for PHIs we couldn't duplicate.
15222 2016-01-28 Martin Liska <mliska@suse.cz>
15225 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15226 instead of ENABLE_VALGRIND_CHECKING.
15228 2016-01-27 Richard Henderson <rth@redhat.com>
15231 * lra-remat.c (subreg_regs): New.
15232 (dump_candidates_and_remat_bb_data): Dump it.
15233 (operand_to_remat): Reject if operand in subreg_regs.
15234 (set_bb_regs): Collect subreg_regs.
15235 (lra_remat): Init and free subreg_regs. Compute
15236 calculate_local_reg_remat_bb_data before create_cands.
15238 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15241 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15242 change stack_alignment_needed for __tls_get_addr call.
15244 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15246 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15248 2016-01-27 Jeff Law <law@redhat.com>
15250 PR tree-optimization/68398
15251 PR tree-optimization/69196
15252 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15253 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15254 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15255 Only count PHIs in the last block in the path. The others will
15256 const/copy propagate away. Add heuristic to allow more irreducible
15257 subloops to be created when it is likely profitable to do so.
15259 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15260 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15261 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15263 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15266 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15267 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15268 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15269 * tree-streamer-in.c: Include asan.h.
15270 (streamer_get_builtin_tree): For builtins in sanitizer
15271 range call initialize_sanitizer_builtins and retry.
15273 2016-01-27 Ian Lance Taylor <iant@google.com>
15275 * common.opt (fkeep-gc-roots-live): New undocumented option.
15276 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15277 -fkeep-gc-roots-live, skip pointers.
15278 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15281 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15284 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15285 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15287 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15290 * configure.ac: NetBSD provides SSP in its C library.
15291 * configure: Updated.
15293 2016-01-27 Richard Biener <rguenther@suse.de>
15295 PR tree-optimization/69166
15296 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15297 reduction code for commutativity / associativity.
15299 2016-01-27 Martin Jambor <mjambor@suse.cz>
15301 PR tree-optimization/69355
15302 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15303 total_scalarization fails.
15305 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15307 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15310 2016-01-27 Christian Bruel <christian.bruel@st.com>
15313 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15314 Move arm_reset_previous_fndecl and set_target_option_current_node in
15315 the conditional part. Call save_restore_target_globals.
15316 * config/arm/arm.c (arm_set_current_function):
15317 Refactor to better support #pragma target and attribute mix.
15318 Call save_restore_target_globals.
15319 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15321 2016-01-27 Martin Liska <mliska@suse.cz>
15323 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15324 reference for an HSA kernel and its host function.
15326 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15328 PR tree-optimization/69399
15329 * wide-int.h (wi::lrshift): For larger precisions, only
15330 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15332 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15334 * config/arc/predicates.md (proper_comparison_operator): Reject
15335 constant-constant comparison.
15337 2016-01-26 Tom de Vries <tom@codesourcery.com>
15339 PR tree-optimization/69110
15340 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15341 DR_NUM_DIMENSIONS == 0.
15343 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15344 Sebastian Pop <s.pop@samsung.com>
15346 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15347 isl_ast_op_cond and isl_ast_op_select.
15348 (gcc_expression_from_isl_expr_op): Same.
15350 2016-01-26 Jason Merrill <jason@redhat.com>
15353 * tree.c (recompute_constructor_flags): Split out from
15355 (verify_constructor_flags): New.
15356 * tree.h: Declare them.
15358 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15360 PR rtl-optimization/69217
15361 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15362 are no TYPE_FIELDS set for the record type.
15364 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15367 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15368 toc_label_name unconditionally.
15369 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15370 SYMBOL_REF string. Use toc_label_name instead of constructing
15372 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15373 constructing LCTOC1.
15375 2016-01-26 Martin Sebor <msebor@redhat.com>
15378 * doc/extend.texi (Common Type Attributes): Move text that talks about
15379 attribute packed from attribute aligned to the section discussing
15380 the former attribute for clarity.
15382 2016-01-26 Richard Henderson <rth@redhat.com>
15384 PR middle-end/60908
15385 * trans-mem.c (tm_region_init): Mark entry block as visited.
15387 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15390 * diagnostic-show-locus.c (layout::print_source_line): Replace
15391 call to pp_newline with call to layout::print_newline.
15392 (layout::print_annotation_line): Likewise.
15393 (layout::move_to_column): Likewise.
15394 (layout::print_any_fixits): After printing any fixits, print a
15395 trailing newline, if necessary.
15396 (layout::print_newline): New method, resetting any colorization
15398 (diagnostic_show_locus): Move the pp_newline to before the
15399 early bailout. Remove dummy block enclosing the layout instance.
15400 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15401 of pp_newline_and_flush with pp_flush.
15402 (diagnostic_append_note): Delete use of pp_newline.
15403 (diagnostic_append_note_at_rich_loc): Delete.
15404 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15405 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15406 when newline characters are added to the buffer.
15408 2016-01-26 Michael Matz <matz@suse.de>
15410 * configure.ac (ac_cv_std_swap_in_utility): New test.
15411 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15412 * configure: Regenerate.
15413 * config.in: Regenerate.
15415 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15417 * config/arc/arc.md (cstoresi4): Force operand into register.
15418 (arcset<code>): Fix predicate.
15419 (arcsetltu): Likewise.
15420 (arcsetgeu): Likewise.
15421 (arcsethi): Likewise.
15422 (arcsetls): Likewise.
15424 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15426 PR tree-optimization/69483
15427 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15428 if base has error_mark_node type.
15430 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15433 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15434 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15436 (vget_lane_f16): Handle big-endian.
15437 (vgetq_lane_f16): Likewise.
15438 (vset_lane_f16): Likewise.
15439 (vsetq_lane_f16): Likewise.
15440 * config/arm/iterators.md (VQXMOV): Add V8HF.
15441 (VDQ): Add V4HF and V8HF.
15442 (V_reg): Handle V4HF and V8HF.
15443 (Is_float_mode): Likewise.
15444 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15445 neon_vdup_nv8hf): New patterns.
15446 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15447 Use VD_LANE iterator.
15448 (neon_vld1_dup<mode>): Use VQ2 iterator.
15450 2016-01-26 Nathan Sidwell <nathan@acm.org>
15452 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15453 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15454 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15455 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15456 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15457 (oacc_validate_dims): Add LEVEL arg, don't return level.
15458 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15459 oacc_validate_dims.
15460 (execute_oacc_device_lower): Adjust, add more dump output.
15461 * tree-ssa-loop.c (gate_oacc_kernels): Use
15462 oacc_fn_attrib_kernels_p.
15463 * tree-parloops.c (create_parallel_loop): Adjust
15464 set_oacc_fn_attrib call.
15466 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15469 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15470 (append_compiler_options): Handle -fcilkplus.
15471 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15473 2016-01-26 Nick Clifton <nickc@redhat.com>
15476 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15477 been marked as DECL_ONE_ONLY but we do not the means to make it
15478 so, then do not allow it to bind locally.
15480 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15483 * opts.h (parse_sanitizer_options): New prototype.
15484 * opts.c (sanitizer_opts): New array.
15485 (parse_sanitizer_options): New function.
15486 (common_handle_option): Use parse_sanitizer_options.
15488 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15491 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15492 alignment adjustment to ...
15493 (ix86_update_stack_boundary): Here. Don't over-align stack for
15495 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15496 if __tls_get_addr is called.
15498 2016-01-26 Christian Bruel <christian.bruel@st.com>
15500 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15502 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15504 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15506 2016-01-26 Richard Biener <rguenther@suse.de>
15508 PR middle-end/69467
15509 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15511 2016-01-26 Richard Biener <rguenther@suse.de>
15513 PR tree-optimization/69452
15514 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15515 (move_computations_dom_walker::before_dom_children): Rename
15517 (move_computations_worker): This.
15518 (move_computations): Perform an RPO rather than a DOM walk.
15520 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15523 * combine.c (combine_instructions): For REG_EQUAL note with
15524 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15525 to the underlying register.
15526 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15527 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15529 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15532 * config/aarch64/aarch64-builtins.c
15533 (aarch64_init_simd_builtin_types): Do not set structural
15534 equality to __Poly{8,16,64,128}_t types.
15536 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15538 PR tree-optimization/69400
15539 * wide-int.cc (wi_pack): Take the precision as argument and
15540 perform canonicalization here rather than in the callers.
15541 Use the main loop to handle all full-width HWIs. Add a
15542 zero HWI if in_len isn't a full result.
15543 (wi::divmod_internal): Update accordingly.
15544 (wi::mul_internal): Likewise. Simplify.
15546 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15547 Sebastian Pop <s.pop@samsung.com>
15549 * graphite-poly.c (apply_poly_transforms): Simplify.
15550 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15551 (print_isl_map): Same.
15552 (print_isl_union_map): Same.
15553 (print_isl_schedule): New.
15554 (debug_isl_schedule): New.
15555 * graphite-dependences.c (scop_get_reads): Do not call
15556 isl_union_map_add_map that is undocumented isl functionality.
15557 (scop_get_must_writes): Same.
15558 (scop_get_may_writes): Same.
15559 (scop_get_original_schedule): Remove.
15560 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15561 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15562 (compute_deps): Remove.
15563 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15564 (debug_schedule_ast): New.
15565 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15566 set_separate_option.
15567 (graphite_regenerate_ast_isl): Add dump.
15568 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15569 from scop->transformed_schedule.
15570 (graphite_regenerate_ast_isl): Add more dump.
15571 * graphite-optimize-isl.c (optimize_isl): Set
15572 scop->transformed_schedule. Check whether schedules are equal.
15573 (apply_poly_transforms): Move here.
15574 * graphite-poly.c (apply_poly_transforms): ... from here.
15575 (free_poly_bb): Static.
15576 (free_scop): Static.
15577 (pbb_number_of_iterations_at_time): Remove.
15578 (print_isl_ast): New.
15579 (debug_isl_ast): New.
15580 (debug_scop_pbb): New.
15581 * graphite-scop-detection.c (print_edge): Move.
15582 (print_sese): Move.
15583 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15584 (build_scop_scattering): Remove.
15585 (create_pw_aff_from_tree): Assert instead of bailing out.
15586 (add_condition_to_pbb): Remove unused code, do not fail.
15587 (add_conditions_to_domain): Same.
15588 (add_conditions_to_constraints): Remove.
15589 (build_scop_context): New.
15590 (add_iter_domain_dimension): New.
15591 (build_iteration_domains): Initialize pbb->iterators.
15592 Call add_conditions_to_domain.
15595 (index_outermost_in_loop): New.
15596 (index_pbb_in_loop): New.
15597 (outermost_pbb_in): New.
15598 (add_in_sequence): New.
15599 (add_outer_projection): New.
15600 (outer_projection_mupa): New.
15601 (add_loop_schedule): New.
15602 (build_schedule_pbb): New.
15603 (build_schedule_loop): New.
15604 (embed_in_surrounding_loops): New.
15605 (build_schedule_loop_nest): New.
15606 (build_original_schedule): New.
15607 (build_poly_scop): Call build_original_schedule.
15608 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15609 (free_poly_dr): Remove.
15610 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15611 (free_poly_bb): Remove.
15612 (debug_loop_vec): Remove.
15613 (print_isl_ast): Declare.
15614 (debug_isl_ast): Declare.
15615 (scop_do_interchange): Remove.
15616 (scop_do_strip_mine): Remove.
15617 (scop_do_block): Remove.
15618 (flatten_all_loops): Remove.
15619 (optimize_isl): Remove.
15620 (pbb_number_of_iterations_at_time): Remove.
15621 (debug_scop_pbb): Declare.
15622 (print_schedule_ast): Declare.
15623 (debug_schedule_ast): Declare.
15624 (struct scop): Remove schedule. Add original_schedule,
15625 transformed_schedule.
15626 (free_gimple_poly_bb): Remove.
15627 (print_generated_program): Remove.
15628 (debug_generated_program): Remove.
15629 (unify_scattering_dimensions): Remove.
15630 * sese.c (print_edge): ... here.
15631 (print_sese): ... here.
15632 (debug_edge): ... here.
15633 (debug_sese): ... here.
15634 * sese.h (print_edge): Declare.
15635 (print_sese): Declare.
15636 (dump_edge): Declare.
15637 (dump_sese): Declare.
15639 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15640 Sebastian Pop <s.pop@samsung.com>
15642 * Makefile.in: Set ISLVER in site.exp.
15644 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15646 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15647 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15648 through DECL_VALUE_EXPR for expansion.
15650 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15652 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15653 the frame info after reload completed.
15655 2016-01-25 Jeff Law <law@redhat.com>
15657 PR tree-optimization/69196
15658 PR tree-optimization/68398
15659 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15660 tree-ssa-threadupdate.c.
15661 (determine_bb_domination_status): Prototype
15662 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15663 (determine_bb_domination_status): No longer static.
15664 (valid_jump_thread_path): Remove code to detect characteristics
15665 of the jump thread path not associated with correctness.
15666 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15667 Correct test for thread path length. Count PHIs for real operands as
15668 statements that need to be copied. Do not count ASSERT_EXPRs.
15669 Look at all the blocks in the thread path. Compute and selectively
15670 filter thread paths based on threading through the latch, threading
15671 a multiway branch or crossing a multiway branch.
15673 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15675 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15676 decl with __attribute__ ((unused)) annotation.
15678 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15681 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15682 of operands is compatible with a statement vectype.
15684 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15686 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15687 improve wording for mixed storage order support.
15689 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15691 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15692 (vcvt_u64_f64): Likewise.
15693 (vcvta_s64_f64): Likewise.
15694 (vcvta_u64_f64): Likewise.
15695 (vcvtm_s64_f64): Likewise.
15696 (vcvtm_u64_f64): Likewise.
15697 (vcvtn_s64_f64): Likewise.
15698 (vcvtn_u64_f64): Likewise.
15699 (vcvtp_s64_f64): Likewise.
15700 (vcvtp_u64_f64): Likewise.
15702 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15704 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15705 (arc_init): Check validity mll64 option.
15706 (arc_save_restore): Use double load/store instruction.
15707 (arc_expand_movmem): Likewise.
15708 (arc_split_move): Don't split if we have double load/store
15709 instructions. Returns a boolean.
15710 (arc_process_double_reg_moves): Change function to return boolean
15711 instead of a sequence of instructions.
15712 (arc_dwarf_register_span): New function.
15713 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15714 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15715 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15716 (*movdf_insn): Likewise.
15717 * config/arc/arc.opt (mll64): New option.
15718 * config/arc/predicates.md (even_register_operand): New predicate.
15719 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15721 2016-01-25 Richard Biener <rguenther@suse.de>
15724 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15725 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15727 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15729 2016-01-25 Richard Biener <rguenther@suse.de>
15731 PR tree-optimization/69376
15732 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15734 (VN_INFO_ANTI_RANGE_P): New inline.
15735 (VN_INFO_RANGE_TYPE): Likewise.
15736 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15737 SSA_NAME_ANTI_RANGE_P.
15738 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15739 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15740 Properly query VN_INFO_RANGE_TYPE.
15742 2016-01-25 Nick Clifton <nickc@redhat.com>
15745 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15747 2016-01-23 Tom de Vries <tom@codesourcery.com>
15749 PR tree-optimization/69426
15750 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15753 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15755 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15756 "the the" with "the" in the comments.
15757 * ipa-devirt.c (build_type_inheritance_graph,
15758 update_type_inheritance_graph): Likewise.
15759 * tree.c (build_function_type_list_1): Likewise.
15760 * cfgloopmanip.c (scale_loop_profile): Likewise.
15761 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15762 * gimple-ssa-split-paths.c
15763 (find_block_to_duplicate_for_splitting_paths): Likewise.
15764 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15765 * expr.c (convert_move): Likewise.
15766 * var-tracking.c (vt_stack_adjustments): Likewise.
15767 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15768 * tree-vrp.c (test_for_singularity): Likewise.
15770 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15771 directly instead of building a temporary tree.
15774 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15775 remove <algorithm> include.
15777 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15780 * config/i386/i386.c: Include dojump.h.
15781 (expand_small_movmem_or_setmem,
15782 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15784 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15785 if dynamic_check != -1.
15787 2016-01-21 Jeff Law <law@redhat.com>
15789 PR middle-end/69347
15790 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15791 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15792 into dominated_by_p.
15793 (cprop_into_successor_phis): Avoid unnecessary tests.
15795 2016-01-22 Richard Henderson <rth@redhat.com>
15798 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15799 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15801 2016-01-22 Michael Matz <matz@suse.de>
15803 * system.h (string, algorithm): Include only conditionally.
15804 (new): Include always under C++.
15805 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15806 * final.c (toplevel): Ditto.
15807 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15808 * genconditions.c (write_header): Make gencondmd.c define
15810 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15812 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15813 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15815 2016-01-22 Christian Bruel <christian.bruel@st.com>
15818 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15820 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15823 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15824 define_insn_and_split. Ensure operands[1] and operands[0] do not
15825 get assigned the same register.
15827 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15829 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15831 2016-01-22 Christian Bruel <christian.bruel@st.com>
15833 * config/arm/arm-c.c (arm_pragma_target_parse):
15834 Remove warn_builtin_macro_redefined overwrite.
15836 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15838 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15839 flag_non_call_exceptions compatibility.
15841 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15844 * dwarf2out.c (add_child_die_after): New function.
15845 (dwarf_qual_info_t): New type.
15846 (dwarf_qual_info): New variable.
15847 (qualified_die_p): New function.
15848 (modified_type_die): For -fdebug-types-section, ensure
15849 canonical order of qualifiers. Put qualified DIEs adjacent
15850 to the corresponding non-qualified type DIE and search there
15851 for existing qualified DIEs.
15853 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15855 * doc/extend.texi (scalar_storage_order type attribute): Document
15856 restriction on type punning and aliasing, and remove future tense.
15858 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15861 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15864 2016-01-21 Jeff Law <law@redhat.com>
15866 PR middle-end/69347
15867 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15868 useless call to record_temporary_equivalences.
15869 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15870 allocate 10 slots in the bb_path vector and let it grow as needed.
15871 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15874 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15876 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15878 * configure: Regenerate.
15880 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15882 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15883 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15885 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15887 PR middle-end/66178
15888 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15889 drop EXPAND_INITIALIZER.
15890 * rtl.h (contains_symbolic_reference_p): Declare.
15891 * rtlanal.c (contains_symbolic_reference_p): New function.
15892 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15893 a subtraction into a NOT if symbolic constants are involved.
15895 2016-01-21 Anton Blanchard <anton@samba.org>
15896 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15899 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15901 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15904 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15906 * config/microblaze/microblaze.c
15907 (get_branch_target): New.
15908 (insert_wic_for_ilb_runout): New.
15910 (microblaze_machine_dependent_reorg): New.
15911 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15912 * config/microblaze/microblaze.md
15913 (UNSPEC_IPREFETCH): Define.
15914 (iprefetch): New pattern
15915 * config/microblaze/microblaze.opt
15916 (mxl-prefetch): New flag.
15918 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15920 * config/microblaze/microblaze.h
15921 (FIXED_REGISTERS): Update in macro.
15922 (CALL_USED_REGISTERS): Update in macro.
15924 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15926 PR rtl-optimization/68920
15927 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15930 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15932 PR rtl-optimization/68990
15933 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15934 pseudo instead of inheritance ones.
15936 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15937 Nick Clifton <nickc@redhat.com>
15941 * config/mips/mips.c (mips_compute_frame_info): Initialise
15942 args_size and hard_frame_pointer_offset fields of the frame
15943 structure before calling mips_global_pointer.
15945 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15947 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15949 * configure: Regenerate.
15951 2016-01-21 Richard Biener <rguenther@suse.de>
15953 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15955 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15957 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15958 to actually emit the .size directive.
15960 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15961 Jakub Jelinek <jakub@redhat.com>
15965 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15966 args array size by one to avoid buffer overflow.
15968 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15970 * config/s390/s390.md (pool_section_start): Use switch_to_section
15971 to select proper read-only data section instead of hardcoding
15973 (pool_section_end): Use switch_to_section to match the above.
15975 2016-01-21 Richard Biener <rguenther@suse.de>
15977 PR tree-optimization/69378
15978 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15979 (set_ssa_val_to): Use it for dominance checks taking into
15980 account not executable edges.
15982 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15985 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15986 for bitsize instead of GET_MODE_PRECISION (mode).
15988 2016-01-20 Martin Sebor <msebor@redhat.com>
15991 * extend.texi (__sync Builtins): Clarify the semantics of
15992 __sync_fetch_and_OP built-ins on pointers.
15993 (__atomic Builtins): Same.
15995 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15996 Sebastian Pop <s.pop@samsung.com>
15998 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15999 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16000 (is_valid_rename): Same.
16001 (translate_isl_ast_to_gimple::get_rename): Same.
16002 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16003 (translate_isl_ast_to_gimple::rename_uses): Same.
16004 (get_new_name): Check for close_phi nodes.
16005 (copy_loop_phi_args): Use phi_node_kind.
16006 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16007 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16009 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16010 Sebastian Pop <s.pop@samsung.com>
16012 Revert commit r229783.
16013 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16014 Remove use of parameter_rename_map.
16015 (copy_def): Remove.
16016 (copy_internal_parameters): Remove.
16017 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16018 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16019 (free_sese_info): Do not free parameter_rename_map.
16020 (set_rename): Do not use parameter_rename_map.
16021 (rename_uses): Update call to set_rename.
16022 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16023 * sese.h (parameter_rename_map_t): Remove.
16024 (struct sese_info_t): Remove field parameter_rename_map.
16026 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16027 Sebastian Pop <s.pop@samsung.com>
16029 * graphite-isl-ast-to-gimple.c: Fix comment.
16030 * graphite-scop-detection.c (defined_in_loop_p): New.
16031 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16032 names defined in loop.
16034 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16035 Sebastian Pop <s.pop@samsung.com>
16037 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16038 Discard unstructured if-then-else regions.
16040 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16041 Sebastian Pop <s.pop@samsung.com>
16043 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16044 (cleanup_loop_iter_dom): Remove.
16045 (build_loop_iteration_domains): Remove.
16046 (build_scop_context): Remove.
16047 (build_scop_iteration_domain): Remove.
16048 (add_loop_constraints): New.
16049 (build_iteration_domains): New.
16050 (build_poly_scop): Call build_iteration_domains.
16052 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16053 Sebastian Pop <s.pop@samsung.com>
16055 * graphite-scop-detection.c
16056 (scop_detection::harmful_loop_in_region): Free dom and loops.
16057 (scop_detection::loop_body_is_valid_scop): Free bbs.
16059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16060 Sebastian Pop <s.pop@samsung.com>
16062 * graphite-scop-detection.c (record_loop_in_sese): New.
16063 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16064 (build_scops): Remove call to build_sese_loop_nests.
16065 * sese.c (sese_record_loop): Remove.
16066 (build_sese_loop_nests): Remove.
16067 (new_sese_info): Remove region->loops.
16068 (free_sese_info): Same.
16069 * sese.h (sese_contains_loop): Same.
16070 (build_sese_loop_nests): Remove.
16071 (sese_contains_loop): Remove.
16073 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16074 Sebastian Pop <s.pop@samsung.com>
16076 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16077 loop_is_valid_in_scop.
16078 (scop_detection::harmful_stmt_in_region): Renamed
16079 harmful_loop_in_region.
16080 Call loop_is_valid_in_scop.
16082 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16083 Sebastian Pop <s.pop@samsung.com>
16085 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16088 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16089 Sebastian Pop <s.pop@samsung.com>
16091 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16092 * graphite.h (struct poly_bb): Remove field is_reduction.
16093 (PBB_IS_REDUCTION): Remove.
16095 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16096 Sebastian Pop <s.pop@samsung.com>
16098 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16099 (add_pdr_constraints): Same.
16100 (scop_get_reads): Same.
16101 (scop_get_must_writes): Same.
16102 (scop_get_may_writes): Same.
16103 (scop_get_original_schedule): Same.
16104 (extend_schedule): Same.
16105 (apply_schedule_on_deps): Same.
16106 (carries_deps): Same.
16107 (compute_deps): Same.
16108 (scop_get_dependences): Same.
16109 * graphite-isl-ast-to-gimple.c
16110 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16111 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16112 (get_schedule_for_band_list): Same.
16113 (get_schedule_map): Same.
16114 (apply_schedule_map_to_scop): Same.
16115 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16116 (build_loop_iteration_domains): Same.
16117 (add_condition_to_pbb): Same.
16118 (add_param_constraints): Same.
16119 (pdr_add_memory_accesses): Same.
16120 (pdr_add_data_dimensions): Same.
16122 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16124 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16127 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16129 * common.opt (feliminate-dwarf2-dups): Replace references to
16130 "DWARF 2" with just "DWARF".
16131 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16132 * doc/extend.texi: Likewise.
16133 * doc/cpp.texi: Likewise.
16134 * doc/invoke.texi: Likewise.
16135 (Option Summary): Add -gdwarf to list of Debugging Options.
16136 (Debugging Options): Document -gdwarf.
16137 * doc/contrib.texi: Spell "DWARF" like that.
16139 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16141 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16142 warning. Fix up formatting.
16144 PR middle-end/67653
16145 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16146 attempt to mark memory input operand addressable and
16147 call prepare_gimple_addressable in that case. Don't adjust
16148 input_location for diagnostics, use error_at instead.
16150 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16152 * config/rs6000/ppc-auxv.h: New file.
16153 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16154 (cpu_is): Likewise.
16155 (cpu_supports): Likewise.
16156 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16157 (cpu_is_info): New variable.
16158 (cpu_supports_info): Likewise.
16159 (tcb_verification_symbol): Likewise.
16160 (cpu_builtin_p): Likewise.
16161 (cpu_expand_builtin): New function.
16162 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16163 (rs6000_init_builtins): Likewise.
16164 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16165 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16166 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16167 * configure: Regenerate.
16168 * config.in: Likewise.
16169 * doc/extend.texi (PowerPC Built-in Functions): Document
16170 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16172 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16175 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16177 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16180 2016-01-20 Richard Henderson <rth@redhat.com>
16186 * tree.c (tm_define_builtin): New.
16187 (find_tm_vector_type): New.
16188 (build_tm_vector_builtins): New.
16189 (build_common_builtin_nodes): Call it.
16191 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16193 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16194 (arm_fp_ok): Likewise.
16195 (arm_fp): Likewise.
16196 (arm_crypto): Likewise.
16198 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16199 Richard Biener <rguenther@suse.de>
16201 PR tree-optimization/69328
16202 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16203 vectors have same number of elements.
16204 (vectorizable_condition): Fix masked version recognition.
16206 2016-01-20 Richard Biener <rguenther@suse.de>
16208 PR tree-optimization/69345
16209 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16210 (VN_INFO_PTR_INFO): Likewise.
16211 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16212 info when it is equal between non-dominating SSA names.
16213 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16214 Make sure to look at original SSA infos.
16216 2016-01-20 Jeff Law <law@redhat.com>
16219 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16221 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16222 (pc_or_label_operand): New predicate.
16223 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16224 tests for small integers that are 2^n - 1.
16226 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16228 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16230 2016-01-19 Jeff Law <law@redhat.com>
16232 PR middle-end/69347
16233 * tree-ssa-threadbackwards.c
16234 (fsm_find_control_statement_thread_paths): Do not try to lookup
16235 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16237 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16239 * doc/lto.texi: Remove text that says only Gold has linker plugin
16242 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16244 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16245 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16246 the DIE accordingly.
16247 (modified_type_die): Add REVERSE parameter and pass it recursively,
16248 as well as to base_type_die. Adjust presence check accordingly.
16249 (base_type_for_mode): Adjust call to modified_type_die.
16250 (add_type_attribute): Add REVERSE parameter and pass it to
16252 (generic_parameter_die): Adjust call to add_type_attribute.
16253 (add_scalar_info): Likewise.
16254 (add_subscript_info): Likewise.
16255 (gen_array_type_die): Likewise.
16256 (gen_descr_array_type_die): Likewise.
16257 (gen_entry_point_die): Likewise.
16258 (gen_enumeration_type_die): Likewise.
16259 (gen_formal_parameter_die): Likewise.
16260 (gen_subprogram_die): Likewise.
16261 (gen_variable_die ): Likewise.
16262 (gen_const_die): Likewise.
16263 (gen_field_die): Likewise.
16264 (gen_pointer_type_die): Likewise.
16265 (gen_reference_type_die): Likewise.
16266 (gen_ptr_to_mbr_type_die): Likewise.
16267 (gen_inheritance_die): Likewise.
16268 (gen_subroutine_type_die): Likewise.
16269 (gen_typedef_die): Likewise.
16270 (force_type_die): Adjust call to modified_type_die.
16272 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16274 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16275 flow throughout the file. Fix broken link to Objective-C 2.0
16277 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16280 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16282 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16284 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16287 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16288 (maybe_record_node): Record cxa_pure_virtual as the only possible
16289 target if there are not ohter candidates.
16290 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16292 2016-01-19 Richard Biener <rguenther@suse.de>
16294 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16295 (get_memory_order): Likewise.
16297 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16299 * tree-vect-stmts.c (vectorizable_store): Check
16302 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16305 * gcc.c (driver::decode_argv): Add call to
16306 init_opts_obstack before init_options_struct.
16307 * opts.c (init_opts_obstack): Remove idempotency.
16308 (init_options_struct): Replace call to init_opts_obstack
16309 with a gcc_assert to verify that it has already been called.
16310 * toplev.c (toplev::main): Add call to init_opts_obstack before
16311 calls to init_options_struct.
16312 (toplev::finalize): Move cleanup of opts_obstack next to
16313 cleanup of save_decoded_options, clearing the latter, and
16314 save_decoded_options_count.
16316 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16319 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16320 attribute to unconditional. Remove %? from output template.
16322 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16323 Jiong Wang <jiong.wang@arm.com>
16325 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16326 generated from different expand order.
16328 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16330 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16331 Add support for CCMP costing.
16333 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16335 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16336 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16337 (fccmpe<mode>): Likewise.
16338 (fcmp): Rename to fcmp and globalize pattern.
16340 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16341 (aarch64_gen_ccmp_next): Add FP support.
16343 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16345 * target.def (gen_ccmp_first): Update documentation.
16346 (gen_ccmp_next): Likewise.
16347 * doc/tm.texi (gen_ccmp_first): Update documentation.
16348 (gen_ccmp_next): Likewise.
16349 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16350 expand_ccmp_expr_1. Improve comments.
16351 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16352 (ccmp_ior<mode>): Remove pattern.
16353 (cmp<mode>): Remove expand.
16354 (cmp): Globalize pattern.
16355 (cstorecc4): Use cc_register.
16356 (mov<mode>cc): Remove ccmp_cc_register check.
16357 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16358 Simplify after removal of CC_DNE/* modes.
16359 (aarch64_ccmp_mode_to_code): Remove.
16360 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16361 In 'k' case use integer as condition.
16362 (aarch64_nzcv_codes): Remove inverted cases.
16363 (aarch64_code_to_ccmode): Remove.
16364 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16365 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16366 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16367 pattern. Return the comparison with CC register. Invert conditions
16368 when bitcode is OR.
16369 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16370 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16372 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16374 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16375 instrumented_version.
16377 2016-01-19 Richard Biener <rguenther@suse.de>
16379 PR tree-optimization/69336
16380 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16381 handled components with get_ref_base_and_extent.
16382 (equal_mem_array_ref_p): Adjust.
16384 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16387 * shrink-wrap.c: Include valtrack.h.
16388 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16389 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16390 in between insn and where it will be moved to. Call
16391 dead_debug_insert_temp.
16392 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16393 first and dead_debug_local_finish at the end.
16394 For uses and defs bitmap, handle all regs in between REGNO and
16395 END_REGNO, not just the first one.
16397 2016-01-19 Richard Biener <rguenther@suse.de>
16399 PR tree-optimization/69352
16400 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16401 (equal_mem_array_ref_p): Constrain size and max size properly.
16402 Compare the reverse flag.
16404 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16406 * ira.c (ira): Update regstat data if we deleted insns.
16408 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16410 PR rtl-optimization/68955
16411 PR rtl-optimization/64557
16412 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16413 here. Fix up formatting.
16414 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16416 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16419 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16420 assume that the node has body.
16421 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16424 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16426 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16429 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16431 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16432 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16434 2016-01-19 Martin Jambor <mjambor@suse.cz>
16435 Martin Liska <mliska@suse.cz>
16436 Michael Matz <matz@suse.de>
16438 * Makefile.in (OBJS): Add new source files.
16439 (GTFILES): Add hsa.c.
16440 * common.opt (disable_hsa): New variable.
16441 (-Whsa): New warning.
16442 * config.in (ENABLE_HSA): New.
16443 * configure.ac: Treat hsa differently from other accelerators.
16444 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16445 $enable_offloading.
16446 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16447 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16448 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16449 --with-hsa-kmt-lib.
16450 * doc/invoke.texi (-Whsa): Document.
16451 (hsa-gen-debug-stores): Likewise.
16452 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16453 to invoke offload compiler for hsa acclerator.
16454 * opts.c (common_handle_option): Determine whether HSA offloading
16455 should be performed.
16456 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16457 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16458 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16459 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16460 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16461 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16462 GF_OMP_FOR_KIND_GRID_LOOP.
16463 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16464 (pp_gimple_stmt_1): Likewise.
16465 * gimple-walk.c (walk_gimple_stmt): Likewise.
16466 * gimple.c (gimple_build_omp_grid_body): New function.
16467 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16468 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16469 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16470 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16471 GF_OMP_TEAMS_GRID_PHONY.
16472 (gimple_statement_omp_single_layout): Updated comments.
16473 (gimple_build_omp_grid_body): New function.
16474 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16475 (gimple_omp_for_grid_phony): New function.
16476 (gimple_omp_for_set_grid_phony): Likewise.
16477 (gimple_omp_parallel_grid_phony): Likewise.
16478 (gimple_omp_parallel_set_grid_phony): Likewise.
16479 (gimple_omp_teams_grid_phony): Likewise.
16480 (gimple_omp_teams_set_grid_phony): Likewise.
16481 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16482 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16483 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16484 (BUILT_IN_GOMP_TARGET): Updated type.
16485 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16486 (adjust_for_condition): New function.
16487 (get_omp_for_step_from_incr): Likewise.
16488 (extract_omp_for_data): Moved parts to adjust_for_condition and
16489 get_omp_for_step_from_incr.
16490 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16491 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16492 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16493 (scan_omp_parallel): Do not create child functions for phony
16495 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16496 (scan_omp_1_op): Checking assert we are not remapping to
16497 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16498 (parallel_needs_hsa_kernel_p): New function.
16499 (expand_parallel_call): Register apprpriate parallel child
16500 functions as HSA kernels.
16501 (grid_launch_attributes_trees): New type.
16502 (grid_attr_trees): New variable.
16503 (grid_create_kernel_launch_attr_types): New function.
16504 (grid_insert_store_range_dim): Likewise.
16505 (grid_get_kernel_launch_attributes): Likewise.
16506 (get_target_argument_identifier_1): Likewise.
16507 (get_target_argument_identifier): Likewise.
16508 (get_target_argument_value): Likewise.
16509 (push_target_argument_according_to_value): Likewise.
16510 (get_target_arguments): Likewise.
16511 (expand_omp_target): Call get_target_arguments instead of looking
16512 up for teams and thread limit.
16513 (grid_expand_omp_for_loop): New function.
16514 (grid_arg_decl_map): New type.
16515 (grid_remap_kernel_arg_accesses): New function.
16516 (grid_expand_target_kernel_body): New function.
16517 (expand_omp): Call it.
16518 (lower_omp_for): Do not emit phony constructs.
16519 (lower_omp_taskreg): Do not emit phony constructs but create for them
16520 a temporary variable receiver_decl.
16521 (lower_omp_taskreg): Do not emit phony constructs.
16522 (lower_omp_teams): Likewise.
16523 (lower_omp_grid_body): New function.
16524 (lower_omp_1): Call it.
16525 (grid_reg_assignment_to_local_var_p): New function.
16526 (grid_seq_only_contains_local_assignments): Likewise.
16527 (grid_find_single_omp_among_assignments_1): Likewise.
16528 (grid_find_single_omp_among_assignments): Likewise.
16529 (grid_find_ungridifiable_statement): Likewise.
16530 (grid_target_follows_gridifiable_pattern): Likewise.
16531 (grid_remap_prebody_decls): Likewise.
16532 (grid_copy_leading_local_assignments): Likewise.
16533 (grid_process_kernel_body_copy): Likewise.
16534 (grid_attempt_target_gridification): Likewise.
16535 (grid_gridify_all_targets_stmt): Likewise.
16536 (grid_gridify_all_targets): Likewise.
16537 (execute_lower_omp): Call grid_gridify_all_targets.
16538 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16539 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16540 (tree_omp_clause): Added union field dimension.
16541 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16542 * tree.c (omp_clause_num_ops): Added number of arguments of
16543 OMP_CLAUSE__GRIDDIM_.
16544 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16545 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16546 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16547 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16548 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16549 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16550 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16551 * tree-pass.h (make_pass_gen_hsail): Declare.
16552 (make_pass_ipa_hsa): Likewise.
16553 * ipa-hsa.c: New file.
16554 * lto-section-in.c (lto_section_name): Add hsa section name.
16555 * lto-streamer.h (lto_section_type): Add hsa section.
16556 * timevar.def (TV_IPA_HSA): New.
16557 * hsa-brig-format.h: New file.
16558 * hsa-brig.c: New file.
16559 * hsa-dump.c: Likewise.
16560 * hsa-gen.c: Likewise.
16563 * toplev.c (compile_file): Call hsa_output_brig.
16564 * hsa-regalloc.c: New file.
16566 2016-01-18 Jeff Law <law@redhat.com>
16568 PR tree-optimization/69320
16569 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16570 ranged object, do nothing if the RHS constant is not [0..1].
16571 (optimize_stmt): Comparing a boolean ranged object against a
16572 constant outside [0..1] results in a compile-time constant.
16574 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16577 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16579 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16580 (Option Summary): Update to reflect new section and moved options.
16581 (C++ Dialect Options): Move -fstats to new section.
16582 (Debugging Options): Move all dump, statistics, and other GCC
16583 developer options to new section. Rewrite section introduction
16584 and re-order remaining options to put the more basic ones first.
16585 (Optimization Options): Move -fira-verbose and -flto-report* to
16587 (Developer Options): New section incorporating moved options.
16588 * doc/cppopts.texi (-dM): Update cross-reference.
16590 2016-01-18 Richard Henderson <rth@redhat.com>
16593 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16594 operands to pseudo only if CSE is expected. Split long immediate
16595 operands only after reload, and for the stack pointer.
16596 (*add<GPI>3_pluslong): Remove.
16597 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16598 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16599 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16600 (*add<GPI>3 peepholes): New.
16601 (*add<GPI>3 splitters): New.
16602 * config/aarch64/constraints.md (Upl): New.
16603 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16605 2016-01-18 Richard Biener <rguenther@suse.de>
16607 PR tree-optimization/69297
16608 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16610 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16612 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16614 PR middle-end/68542
16615 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16616 of mixind vector and scalar types.
16617 (fold_relational_const): Add handling of vector
16618 comparison with boolean result.
16619 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16620 comparison of vector operands with boolean result for EQ/NE only.
16621 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16622 (verify_gimple_cond): Likewise.
16623 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16626 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16628 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16631 2016-01-18 Richard Biener <rguenther@suse.de>
16633 PR middle-end/69308
16634 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16636 2016-01-18 Tom de Vries <tom@codesourcery.com>
16638 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16640 2016-01-18 Tom de Vries <tom@codesourcery.com>
16642 * omp-low.c (set_oacc_fn_attrib): Make extern.
16643 * omp-low.h (set_oacc_fn_attrib): Declare.
16644 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16645 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16646 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16647 Add and handle function parameter oacc_kernels_p.
16648 (find_reduc_addr, get_omp_data_i_param): New function.
16649 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16650 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16651 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16652 Calculate dominance info. Skip loops that are not in a kernels region
16653 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16654 (pass_parallelize_loops::execute): Call parallelize_loops with
16655 oacc_kernels_p argument.
16656 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16657 New member function.
16658 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16659 * passes.def: Add argument to pass_parallelize_loops instantation.
16661 2016-01-18 Tom de Vries <tom@codesourcery.com>
16663 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16664 pass_parallelize_loops to be run outside the loop pipeline.
16666 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16668 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16669 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16671 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16674 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16675 using get_ref_base_and_extent.
16676 (equal_mem_array_ref_p): New.
16677 (hashable_expr_equal_p): Add call to previous.
16679 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16682 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16683 (sra_initialize): Allocate disqualified_constants.
16684 (sra_deinitialize): Free disqualified_constants.
16685 (disqualify_candidate): Update disqualified_constants when appropriate.
16686 (create_access): Scan for constant-pool entries as we go along.
16687 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16688 (maybe_add_sra_candidate): Allow constant-pool entries.
16689 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16690 (initialize_constant_pool_replacements): New.
16691 (sra_modify_assign): Avoid mangling assignments created by previous,
16692 and don't generate writes into constant pool.
16693 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16695 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16697 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16698 andnot instruction.
16699 (scalar_chain::convert_op): Likewise.
16700 * config/i386/i386.md (*andndi3_doubleword): New.
16702 2016-01-18 Richard Biener <rguenther@suse.de>
16704 PR tree-optimization/69170
16705 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16706 building a vector from scalar results of a pattern stmt.
16708 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16710 * haifa-sched.c (autopref_multipass_init): Work around
16711 -Wmaybe-uninitialized warning.
16713 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16715 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16716 against the constant 0.
16718 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16720 PR tree-optimization/68799
16721 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16722 look up phi candidates in the statement-candidate map.
16723 (phi_add_costs): Likewise.
16724 (record_phi_increments): Likewise.
16725 (phi_incr_cost): Likewise.
16726 (ncd_with_phi): Likewise.
16727 (all_phi_incrs_profitable): Likewise.
16729 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16731 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16732 -Wmaybe-uninitialized warning.
16734 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16736 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16737 (Option Summary): Update to reflect new section and moved options.
16738 (C++ Dialect Options): Move -fvtable-verify and related options.
16739 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16740 and profiling-related options.
16741 (Optimization Options): Move profile generation options and
16742 -fstack-protector and related options.
16743 (Instrumentation Options): New section incorporating moved options.
16744 (Code Generation Options): Move -finstrument-functions and
16745 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16747 2016-01-16 Tom de Vries <tom@codesourcery.com>
16749 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16751 2016-01-16 Tom de Vries <tom@codesourcery.com>
16753 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16755 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16757 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16758 that checks whether the table is already empty. Rename the
16759 original implementation to...
16760 (hash_table::empty_slot): ...this new private function.
16762 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16764 PR diagnostic/68899
16765 * diagnostic-show-locus.c (layout::print_source_line): Move x
16766 offset of line until after call to
16767 get_line_width_without_trailing_whitespace.
16769 2016-01-15 Jeff Law <law@redhat.com>
16771 PR tree-optimization/69270
16772 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16773 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16774 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16775 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16776 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16777 ssa_name_has_boolean_range and constant_boolean_node.
16779 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16781 PR rtl-optimization/69030
16782 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16784 (spill_pseudos): Delete debug insn for dead pseudo.
16785 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16787 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16789 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16791 (TYPES_UNOPUS): Likewise.
16792 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16793 builtin type, from UNOP to UNOPUS.
16794 (lbtruncuv4sf): Likewise.
16795 (lbtruncuv2df): Likewise.
16796 (lrounduv2sf): Likewise.
16797 (lrounduv4sf): Likewise.
16798 (lrounduv2df): Likewise.
16799 (lroundusf): Likewise.
16800 (lroundusf): Likewise.
16801 (lceiluv2sf): Likewise.
16802 (lceiluv4sf): Likewise.
16803 (lceiluv2df): Likewise.
16804 (lceilusf): Likewise.
16805 (lceiludf): Likewise.
16806 (lflooruv2sf): Likewise.
16807 (lflooruv4sf): Likewise.
16808 (lflooruv2df): Likewise.
16809 (lfloorusf): Likewise.
16810 (lfloorudf): Likewise.
16811 (lfrintnuv2sf): Likewise.
16812 (lfrintnuv4sf): Likewise.
16813 (lfrintnuv2df): Likewise.
16814 (lfrintnusf): Likewise.
16815 (lfrintnudf): Likewise.
16816 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16818 (vcvtq_u32_f32): Likewise.
16819 (vcvtq_u64_f64): Likewise.
16820 (vcvta_u32_f32): Likewise.
16821 (vcvtaq_u32_f32): Likewise.
16822 (vcvtaq_u64_f64): Likewise.
16823 (vcvtm_u32_f32): Likewise.
16824 (vcvtmq_u32_f32): Likewise.
16825 (vcvtmq_u64_f64): Likewise.
16826 (vcvtn_u32_f32): Likwise.
16827 (vcvtnq_u32_f32): Likewise.
16828 (vcvtnq_u64_f64): Likewise.
16829 (vcvtp_u32_f32): Likewise.
16830 (vcvtpq_u32_f32): Likewise.
16831 (vcvtpq_u64_f64): Likewise.
16832 (vcvtmd_u64_f64): Likewise.
16833 (vcvtms_u32_f32): Likewise.
16834 (vcvtad_u64_f64): Likewise.
16835 (vcvtas_u32_f32): Likewise.
16836 (vcvtnd_u64_f64): Likewise.
16837 (vcvtns_u32_f32): Likewise.
16838 (vcvtpd_u64_f64): Likewise.
16839 (vcvtps_u32_f32): Likewise.
16841 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16843 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16844 CSEL of zero_extended registers.
16846 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16848 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16849 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16851 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16853 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16854 false when argument string is not found in the attributes table
16857 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16860 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16861 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16862 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16863 precision estimate.
16865 2016-01-15 Richard Biener <rguenther@suse.de>
16867 PR tree-optimization/66856
16868 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16869 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16870 (vect_create_new_slp_node): Increment stmt reference count.
16871 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16872 an SLP tree before swapping operands.
16873 (vect_build_slp_tree): Likewise.
16874 (destroy_bb_vec_info): Free stmt info after SLP instances.
16875 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16876 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16877 (STMT_VINFO_NUM_SLP_USES): New macro.
16879 2016-01-15 Richard Biener <rguenther@suse.de>
16882 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16883 (add_linkage_name): ... here.
16884 (gen_typedef_die): Use add_linkage_name_raw instead of
16885 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16888 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16890 * gimplify.c (oacc_default_clause): Decode reference and pointer
16891 types for both kernels and parallel regions.
16893 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16895 PR middle-end/69246
16896 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16898 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16900 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16901 (convert_scalars_to_vector): Likewise.
16903 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16905 * doc/extend.texi (Type Traits): Fix grammar.
16907 2016-01-15 Martin Jambor <mjambor@suse.cz>
16909 * tree-inline.c (remap_decl): Use existing dclarations if
16910 remapping a type and prevent_decl_creation_for_types.
16911 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16912 decls first. Do real remapping with
16913 prevent_decl_creation_for_types set.
16914 * tree-inline.h (copy_body_data): New field
16915 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16918 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16920 * config/s390/s390.opt (mmvcle): More verbose help text.
16922 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16924 * config/s390/s390.opt: Add period to -mzvector option text.
16926 2016-01-15 Richard Biener <rguenther@suse.de>
16928 PR tree-optimization/68961
16929 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16930 of invariants in stores again.
16932 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16934 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16936 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16938 * config/i386/i386.c (ix86_expand_branch): Don't split
16939 DI mode xor instruction to SI mode.
16941 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16944 * ipa-icf.c (sem_function::merge): Virtual functions may become
16945 reachable even if they address is not taken and there are no
16948 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16950 * lto-streamer-out.c (subtract_estimated_size): New function.
16951 (get_symbol_initial_value): Use it.
16953 2016-01-15 Christian Bruel <christian.bruel@st.com>
16956 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16957 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16958 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16959 use add_builtin_function_ext_scope instead of add_builtin_function.
16960 (neon_set_p, neon_crypto_set_p): Remove.
16961 (arm_init_builtins): Always call arm_init_neon_builtins and
16962 arm_init_crypto_builtins.
16963 (arm_expand_builtin): Check that builtins are allowed for the arch.
16964 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16965 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16966 arm_init_neon_builtins call.
16968 2016-01-15 Richard Biener <rguenther@suse.de>
16970 PR tree-optimization/69117
16971 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16972 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16973 of the leader conservatively.
16974 (free_scc_vn): Restore original SSA name infos.
16976 2016-01-14 Jeff Law <law@redhat.com>
16978 PR tree-optimization/69270
16979 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16980 single bit of precision, verify it's also unsigned.
16981 (record_edge_info): Use constant_boolean_node rather than fold_convert
16982 to convert boolean_true/boolean_false to the right type.
16984 2016-01-14 Richard Henderson <rth@redhat.com>
16987 * loop-doloop.c (record_reg_sets): New.
16988 (doloop_optimize): Reject the transform if the sequence
16989 clobbers registers live at the end of the loop block.
16990 (doloop_optimize_loops): Enable df_live if needed.
16992 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16994 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16995 * config/rs6000/rs6000.c: Likewise.
16996 * config/rs6000/rs6000.h: Likewise.
16997 * config/rs6000/rs6000.md: Likewise.
16998 * doc/extend.texi: Likewsie.
17000 2016-01-14 Jeff Law <law@redhat.com>
17002 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17005 2016-01-14 Richard Henderson <rth@redhat.com>
17009 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17010 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17011 instead of builtin_decl_declared_p to test for declaration.
17013 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17015 * doc/loop.texi (Loop Analysis and Representation): Document
17016 loop_depth function.
17018 2016-01-14 Tom de Vries <tom@codesourcery.com>
17020 PR tree-optimization/68773
17021 * omp-low.c (expand_omp_target): Don't set force_output.
17022 * varpool.c (varpool_node::get_create): Same.
17023 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17024 offload_funcs with force_output.
17026 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17029 * lra-eliminations.c (move_plus_up): Don't change anything if either
17030 the outer or inner subreg mode is not MODE_INT.
17031 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17032 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17034 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17036 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17037 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17038 reduc_uplus_@var{m}): Remove.
17039 * expr.c (expand_expr_real_2): Remove expansion path for
17040 reduc_[us](min|max|plus) optabs.
17041 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17042 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17043 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17044 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17045 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17046 reduc_[us](min|max|plus) optabs.
17048 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17050 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17051 (reduc_plus_scal_v2sf): New.
17052 (reduc_smax_v2sf): Rename to...
17053 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17054 (reduc_smin_v2sf): Rename to...
17055 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17057 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17059 * alias.c (compare_base_symbol_refs): New function.
17060 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17063 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17065 PR middle-end/68146
17066 PR tree-optimization/69155
17067 * tree-complex.c: Include cfganal.h.
17068 (phis_to_revisit): New variable.
17069 (extract_component): Add phiarg_p argument. Assert that returned
17070 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17071 (update_phi_components): Partly rewrite to use loop over real/imag
17072 components instead of code duplication. If extract_component returns
17073 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17074 create_tmp_reg into the PHI node instead, and mention the phi triplet
17075 in phis_to_revisit.
17076 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17077 in phis_to_revisit at the end.
17079 2016-01-14 Richard Biener <rguenther@suse.de>
17081 PR tree-optimization/68060
17082 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17083 outer loop reduction is only used in the inner loop before
17084 detecting a double reduction.
17086 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17089 * combine.c (expand_field_assignment): Punt if compute_mode is
17090 unsupported scalar mode.
17092 2016-01-14 Richard Biener <rguenther@suse.de>
17094 PR tree-optimization/66856
17095 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17096 SLP node only if it built successfully.
17097 (vect_analyze_slp_instance): Adjust.
17099 2016-01-14 Jeff Law <law@redhat.com>
17101 PR tree-optimization/69270
17102 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17103 (record_edge_info): Use it. Convert boolean_{true,false}_node
17104 to the type of op0.
17106 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17109 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17110 use block_ultimate_origin
17111 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17113 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17115 * doc/invoke.texi (Submodel Options): Rename section to
17116 "Machine-Dependent Options" to better reflect its content.
17117 Rewrite introductory text to remove archaic CPU names.
17120 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17122 * doc/invoke.texi (Code Gen Options): Move section up in file,
17123 before target-specific options. Update menu and option summary
17124 to reflect the new section ordering.
17126 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17128 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17129 (C++ Dialect Options): Add cross-reference to -std option.
17130 * doc/standards.texi (C++ Language): Document C++14 support.
17132 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17134 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17135 for pack/unpack functions for __ibm128.
17136 (PACK_IF): Likewise.
17137 (UNPACK_IF): Likewise.
17139 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17140 support for __ibm128 pack/unpack functions.
17141 (rs6000_invalid_builtin): Likewise.
17142 (rs6000_init_builtins): Likewise.
17143 (rs6000_opt_masks): Likewise.
17145 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17146 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17148 (RS6000_BTM_COMMON): Likewise.
17150 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17151 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17152 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17153 128-bit floating point. Add support for the double values to be
17154 in Altivec registers for TF/IF packing and unpacking, but restrict
17155 TD packing sub-fields to be FPR registers. Don't allow overlapped
17156 register support for packing. Allow pack inputs to be memory
17157 locations. Don't build generator functions for unpack<mode>_dm
17158 and unpack<mode>_nodm.
17159 (unpack<mode>_dm): Likewise.
17160 (unpack<mode>_nodm): Likewise.
17161 (pack<mode>): Likewise.
17163 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17164 built-in functions to pack/unpack explicit __ibm128 values.
17165 (__builtin_unpack_ibm128): Likewise.
17167 * doc/extend.texi (PowerPC Built-in Functions): Document
17168 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17170 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17173 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17174 Add new arg loc and pass it down as context.
17175 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17176 to the location to use for the warning.
17177 (check_function_arguments): New arg loc. All callers changed. Pass
17178 it to check_function_nonnull.
17179 * c-common.h (check_function_arguments): Adjust declaration.
17181 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17183 PR tree-optimization/69156
17184 * gimple.c (validate_type): Removed.
17185 (gimple_builtin_call_types_compatible_p): Use
17186 useless_type_conversion_p instead of validate_type.
17187 * value-prof.c (gimple_stringop_fixed_value): Fold
17188 icall_size to correct type.
17190 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17192 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17195 2016-01-13 Richard Henderson <rth@redhat.com>
17198 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17199 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17200 (ix86_builtin_tm_store): Remove.
17201 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17202 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17203 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17204 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17205 * doc/tm.texi: Rebuild.
17207 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17208 (BUILT_IN_TM_MEMCPY_RTWN): New.
17209 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17210 fallback from vector to integer helpers.
17211 (build_tm_load): Handle vector types directly, instead of
17213 (build_tm_store): Likewise.
17214 (expand_assign_tm): Prepare for register types not handled by
17215 the above. Copy them to memory and use memcpy.
17216 * tree.c (tm_define_builtin): New.
17217 (find_tm_vector_type): New.
17218 (build_tm_vector_builtins): New.
17219 (build_common_builtin_nodes): Call it.
17221 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17223 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17224 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17226 2016-01-13 Tom de Vries <tom@codesourcery.com>
17228 PR tree-optimization/69169
17229 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17230 handled_struct_type param.
17231 (create_variable_info_for, intra_create_variable_infos): Call
17232 create_variable_info_for_1 with extra arg.
17234 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17236 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17237 and "armv8.1-a+crc" entries.
17239 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17242 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17243 Change first operand predicate from register_or_constm1_operand
17244 to register_operand.
17245 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17246 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17247 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17248 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17249 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17250 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17251 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17252 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17253 comparison with constm1_rtx from vec_prefetch_gen part.
17255 2016-01-13 Richard Biener <rguenther@suse.de>
17257 PR tree-optimization/69013
17258 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17259 Exchange assert for a test.
17261 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17264 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17266 2016-01-13 Richard Biener <rguenther@suse.de>
17268 PR tree-optimization/69242
17269 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17270 assert with a check.
17272 2016-01-13 Richard Biener <rguenther@suse.de>
17274 PR tree-optimization/69186
17275 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17276 Properly guard vect_update_misalignment_for_peel call.
17278 2016-01-12 Jeff Law <law@redhat.com>
17280 PR tree-optimization/pr67755
17281 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17282 "need_profile_correction".
17283 (thread_block_1): Initialize new field to false by default. If we
17284 have multiple thread paths through a common joiner to different
17285 final targets, then set new field to true.
17286 (compute_path_counts): Only do count adjustment when it's really
17289 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17291 * doc/invoke.texi (Spec Files): Move section down in file, past
17292 all command-line option descriptions.
17294 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17296 PR middle-end/54809
17297 * doc/gty.texi: Remove documentation of mark_hook.
17298 * gengtype.c (struct write_types_data): Remove code to support
17299 mark_hook attribute.
17300 (walk_type): Likewise.
17301 (write_func_for_structure): Likewise.
17303 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17305 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17306 Directory Options, and -specs= to Overall Options.
17307 (Overall Options): Adjust similarly. Reorder to group related
17308 options together. Make -specs= cross-reference the spec file details.
17309 (Directory Options): Adjust similarly.
17311 2016-01-12 Jeff Law <law@redhat.com>
17313 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17315 2016-01-12 Olivier Hainque <hainque@adacore.com>
17317 * gcc.c (spec_undefvar_allowed): New global.
17318 (process_command): Set to true when running for --version or --help,
17320 (getenv_spec_function): When the variable is not defined, use the
17321 variable name as the variable value if we're allowed not to issue
17324 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17326 PR tree-optimization/68911
17327 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17328 information computed for expression "init + nit * step".
17330 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17332 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17333 about name of GCC executable. Remove deleted node from menu.
17334 (Directory Options) <-B>: Remove cross-reference to deleted node.
17335 (Target Options): Delete section.
17337 2016-01-12 Christian Bruel <christian.bruel@st.com>
17340 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17341 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17343 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17346 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17347 aligned_mem is properly set for AVX512-VL floating point masked
17351 * ifcvt.c (cond_exec_process_if_block): When removing the last
17352 insn from then_bb, remove also any possible barriers that follow it.
17354 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17358 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17359 (PTRDIFF_TYPE): Likewise.
17360 (WCHAR_TYPE): Likewise.
17361 (WCHAR_TYPE_SIZE): Likewise.
17362 (STDINT_LONG32): Likewise.
17364 2016-01-12 Richard Biener <rguenther@suse.de>
17366 PR tree-optimization/69053
17367 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17368 convert initial value for cond reductions.
17370 2016-01-12 Richard Biener <rguenther@suse.de>
17372 PR tree-optimization/69007
17373 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17374 widen_sum after dot_prod and sad.
17376 2016-01-12 Richard Biener <rguenther@suse.de>
17378 PR tree-optimization/69168
17379 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17380 pattern stmt SLP type.
17381 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17382 end up unused so cope with that case.
17384 2016-01-12 Richard Biener <rguenther@suse.de>
17386 PR tree-optimization/69157
17387 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17388 stmts def type only during analyze phase.
17389 (vectorizable_call): Likewise.
17390 (vectorizable_simd_clone_call): Likewise.
17391 (vectorizable_conversion): Likewise.
17392 (vectorizable_assignment): Likewise.
17393 (vectorizable_shift): Likewise.
17394 (vectorizable_operation): Likewise.
17395 (vectorizable_store): Likewise.
17396 (vectorizable_load): Likewise.
17398 2016-01-12 Richard Biener <rguenther@suse.de>
17400 PR tree-optimization/69174
17401 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17403 (vectorizable_load): Properly compute the number of loads needed
17404 for permuted strided SLP loads and do not spuriously assign
17405 to SLP_TREE_VEC_STMTS.
17407 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17409 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17410 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17411 (MD_EXEC_PREFIX): Remove.
17412 (MD_STARTFILE_PREFIX) Removee.
17413 (FILE_NAME_ABSOLUTE_P): Remove.
17414 (CPP_SPEC): Do not read macros from sys/version.h.
17415 (LINK_COMMAND_SPEC): Remove.
17416 (LOCAL_INCLUDE_DIR): Remove.
17417 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17418 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17419 (POST_LINK_SPEC): Define to invoke stubify after linker
17420 (LIBSTDCXX): Remove define
17421 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17422 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17423 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17424 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17425 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17426 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17427 (i386_djgpp_asm_named_section): Add propotype of new procedure
17429 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17430 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17431 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17432 in config/i386/djgpp.h).
17433 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17434 STANDARD_STARTFILE_PREFIX_1.
17435 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17436 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17437 installation errors.
17438 (MAX_OFILE_ALIGNMENT): Define to 128.
17439 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17441 * config/i386/djgpp.c: New file. Add implementation of
17442 i386_djgpp_asm_named_section.
17444 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17446 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17447 Add rule for building djgpp.o.
17449 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17451 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17452 (rtx_is_swappable_p): Reductions are swappable.
17453 (insn_is_swappable_p): V2DF reductions are swappable.
17455 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17457 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17458 reloads for other unsupported memory operands.
17460 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17461 Jim Wilson <jim.wilson@linaro.org>
17464 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17465 copy_to_mode_reg instead of force_reg.
17467 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17470 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17471 TARGET_80387 is true.
17473 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17476 * lra-eliminations.c (move_plus_up): Only move plus up
17477 if subreg of the constant can be simplified into constant
17478 and use the simplified subreg of the constant instead of
17479 the original constant.
17481 * fold-const.c (fold_convertible_p): Don't return true
17482 for conversion of VECTOR_TYPE to same sized integral type.
17483 (fold_convert_loc): Fix up formatting. Fold conversion of
17484 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17485 instead of NOP_EXPR.
17487 PR tree-optimization/69214
17488 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17489 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17492 PR tree-optimization/69207
17493 * tree-vect-slp.c (vect_get_constant_vectors): For
17494 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17495 fold_convertible_p to vector_type's element type, and always
17496 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17498 2016-01-11 Richard Biener <rguenther@suse.de>
17500 PR tree-optimization/69173
17501 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17502 fixup the cycle if all stmts are in a pattern.
17504 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17506 PR middle-end/68999
17507 * alias.c (base_alias_check): Move check for addresses with
17508 alignment ANDs before the call for compare_base_decls.
17509 (memrefs_conflict_p): Return -1 for different decls
17510 that went through alignment adjustments.
17512 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17514 PR rtl-optimization/68796
17515 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17516 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17517 and QImode comparisons against zero with CC_NZmode.
17518 * config/aarch64/iterators.md (short_mask): New mode_attr.
17520 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17522 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17523 (<avx512>_store<mode>_mask): Likewise.
17525 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17526 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17528 PR rtl-optimization/68841
17529 * ifcvt.c (struct noce_if_info): Add orig_x field.
17530 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17531 Don't record conflicts on to_rename if it's present.
17532 Allow memory destinations in sets.
17533 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17534 blocks, passing orig_x to the checks.
17535 (noce_process_if_block): Set if_info->orig_x appropriately.
17537 2016-01-11 Tom de Vries <tom@codesourcery.com>
17539 PR tree-optimization/69069
17540 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17542 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17544 PR rtl-optimization/68920
17545 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17546 of conditional moves for RTL if-conversion to 1 for
17547 TARGET_ONE_IF_CONV_INSN.
17548 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17549 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17550 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17551 parameter to restirct number of conditional moves for
17553 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17554 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17557 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17560 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17561 onepart vars. Fix typo in comment. Fix reversed condition in
17563 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17566 * var-tracking.c (dump_onepart_variable_differences): New.
17567 (dataflow_set_different): If a detailed dump is requested,
17568 delay early returns and dump differences between onepart
17569 variables present before and after, and added variables.
17571 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17574 * expr.c (expand_expr_real_1): For boolean vector constants
17575 with a scalar mode use const_scalar_mask_from_tree.
17576 (const_scalar_mask_from_tree): New.
17577 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17578 assigned to a mask type to handle constants.
17580 2016-01-11 Martin Jambor <mjambor@suse.cz>
17583 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17584 useless parameters if we cannot change function signature.
17586 2016-01-11 Martin Jambor <mjambor@suse.cz>
17589 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17592 2016-01-11 Tom de Vries <tom@codesourcery.com>
17594 PR tree-optimization/69109
17595 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17598 2016-01-11 Tom de Vries <tom@codesourcery.com>
17600 PR tree-optimization/69108
17601 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17602 res is not used in a phi.
17604 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17607 * common.opt (frandom-seed): Fix parameter name.
17608 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17610 2016-01-11 Tom de Vries <tom@codesourcery.com>
17612 PR tree-optimization/69058
17613 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17616 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17618 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17619 (mcode-density): Likewise.
17621 2016-01-10 Tom de Vries <tom@codesourcery.com>
17623 PR tree-optimization/69062
17624 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17625 (parallelize_loops): Don't paralelize loop that has phi with address
17628 2016-01-10 Tom de Vries <tom@codesourcery.com>
17630 PR tree-optimization/69039
17631 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17634 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17636 PR middle-end/68743
17637 * match.pd: Require target has function_c99_misc before doing
17638 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17640 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17642 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17644 * configure: Regenerate.
17646 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17648 PR middle-end/50865
17649 PR tree-optimization/69097
17650 * fold-const.h (expr_not_equal_to): New prototype.
17651 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17652 (expr_not_equal_to): New function.
17653 * match.pd (X % -Y is the same as X % Y): Don't optimize
17654 unless X is known not to be equal to minimum or Y is known
17655 not to be equal to -1.
17656 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17657 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17658 (simplify_stmt_using_ranges): Adjust caller.
17659 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17660 substitute_and_fold.
17662 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17664 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17667 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17669 PR tree-optimization/69167
17670 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17671 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17673 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17675 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17676 Richard Biener <rguenther@suse.de>
17678 PR tree-optimization/68707
17679 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17680 instances that can be handled via vect_load_lanes.
17682 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17684 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17685 if we can't determine address equivalence.
17686 * alias.c (compare_base_decl): Update for changed return value of
17687 symtab_node::equal_address_to.
17689 2016-01-08 Jason Merrill <jason@redhat.com>
17693 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17694 * expr.c (store_field): Not here.
17695 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17696 call with TREE_ADDRESSABLE type.
17697 * tree-cfg.c (verify_gimple_call): Adjust.
17699 2016-01-08 Olivier Hainque <hainque@adacore.com>
17701 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17704 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17706 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17707 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17708 (reduc_smin_v2sf): Rename to...
17709 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17710 (reduc_splus_v2sf): Rename to...
17711 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17713 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17715 PR tree-optimization/69162
17716 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17717 valist argument in another argument.
17718 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17719 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17720 to determine the va_list type, build a MEM_REF instead of
17721 build_fold_indirect_ref.
17723 PR tree-optimization/69172
17724 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17727 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17729 PR tree-optimization/67781
17730 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17731 and cmpnop in two steps: first the ones not accessed in original
17732 gimple expression in a endian independent way and then the ones not
17733 accessed in the final result in an endian-specific way.
17735 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17737 PR tree-optimization/69083
17738 * tree-vect-slp.c (vect_get_constant_vectors): For
17739 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17740 element type. If op is fold_convertible_p to vector_type's element
17741 type, use NOP_EXPR instead of VCE.
17743 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17745 PR rtl-optimization/67778
17746 PR rtl-optimization/68634
17747 PR rtl-optimization/68909
17748 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17749 block from the stack until done with it. Remove a superfluous
17750 bitmap set. Remove a superfluous bitmap test.
17752 2016-01-07 Martin Sebor <msebor@redhat.com>
17755 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17756 constraint on the type of arguments.
17758 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17760 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17761 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17762 unaligned_access on the gcc_options set.
17763 * config/arm/arm.c (arm_option_override_internal): Use
17764 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17766 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17769 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17770 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17772 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17775 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17778 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17779 depending on frame_pointer_needed before remaining integer and SSE
17780 registers are saved.
17782 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17785 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17787 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17790 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17791 Use the "xBm" constraint.
17792 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17794 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17795 (sse_cvtsi2ssq<round_name>): Likewise.
17796 (sse_cvtss2si<round_name>): Likewise.
17797 (sse_cvtss2siq<round_name>): Likewise.
17798 (sse2_cvtsi2sdq<round_name>): Likewise.
17799 (sse2_cvtsd2si<round_name>): Likewise.
17800 (sse2_cvtsd2siq<round_name>): Likewise.
17801 * config/i386/subst.md (round_nimm_scalar_predicate): New
17804 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17806 PR middle-end/67639
17807 * varasm.c (make_decl_rtl): Mark invalid register vars as
17810 PR rtl-optimization/66206
17811 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17812 All callers changed.
17814 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17816 PR tree-optimization/69141
17817 * tree-ssa-pre.c: Include langhooks.h.
17818 (eliminate_dom_walker::before_dom_children): Use
17819 lang_hooks.decl_printable_name instead of
17820 cgraph_node::get ()->name ().
17822 PR middle-end/68960
17823 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17824 it and DECL_ALIGN too.
17826 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17828 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17830 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17833 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17834 depending on frame_pointer_needed before remaining integer and SSE
17835 registers are saved.
17837 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17839 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17840 mode iterator with VSX_M2.
17841 (*p9_vecstore_<mode>): Likewise.
17842 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17843 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17844 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17845 (define_split for VSX_LE128 stores): Likewise.
17846 (define_peephole2 for TImode LE swaps): Likewise.
17847 (define_split for VSX_LE128 post-reload stores): Likewise.
17849 2016-01-06 Marek Polacek <polacek@redhat.com>
17852 * convert.c (convert_to_integer_1): Adjust call to
17853 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17854 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17855 EXPR instead of ARG.
17856 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17858 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17861 * doc/extend.texi (RL78 Variable Attributes): New section.
17863 2016-01-05 Marek Polacek <polacek@redhat.com>
17866 * builtins.c (get_memmodel): Use expansion point location rather than
17867 the input location. Call warning_at rather than warning.
17868 (expand_builtin_atomic_compare_exchange): Likewise.
17869 (expand_builtin_atomic_load): Likewise.
17870 (expand_builtin_atomic_store): Likewise.
17871 (expand_builtin_atomic_clear): Likewise.
17873 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17876 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17877 Replace nonimmediate_operand with vector_operand.
17878 * config/i386/predicates.md (vector_operand): New predicate.
17879 (general_vector_operand): Replace nonimmediate_operand with
17881 * config/i386/sse.md: Replace nonimmediate_operand with
17882 vector_operand and m constraint with Bm constraint on SSE
17883 patterns with 16-byte memory operand.
17884 * config/i386/subst.md (round_nimm_predicate): Replace
17885 nonimmediate_operand with vector_operand.
17886 (round_saeonly_nimm_predicate): Likewise.
17887 (round_saeonly_nimm_scalar_predicate): New.
17889 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17892 * config/i386/constraints.md (Bm): New constraint.
17893 * config/i386/predicates.md (vector_memory_operand): New
17895 * config/i386/sse.md: Replace xm with xBm in plusminus and
17896 any_logic patterns.
17898 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17901 * doc/extend.texi (V850 Function Attributes): New section.
17902 (V850 Variable Attributes): New section.
17904 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17907 * doc/extend.texi (MicroBlaze Function Attributes): Document
17908 interrupt_handler and fast_interrupt attributes.
17910 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17913 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17914 for local symbolic operands.
17915 * config/ia64/predicates.md (local_symbolic_operand64): New
17918 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17920 PR rtl-optimization/68651
17921 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17924 2016-01-05 Nathan Sidwell <nathan@acm.org>
17926 * alias.c (compare_base_decls): Use symtab_node::get.
17928 2016-01-05 Nick Clifton <nickc@redhat.com>
17931 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17932 secondary_reload_info structure.
17935 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17936 decls if weak support is available.
17938 2016-01-04 Martin Sebor <msebor@redhat.com>
17940 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17942 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17944 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17945 OPTION_MASK_P9_DFORM.
17947 * config/rs6000/constraints.md (wo constraint): New constraint for
17950 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17952 (rs6000_init_hard_regno_mode_ok): Likewise.
17954 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17957 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17958 expanders not to have constraints. Add support for ISA 3.0 xxperm
17959 instruction. Add support for fusing xxlor with xxperm.
17960 (altivec_vperm_<mode>_internal): Likewise.
17961 (altivec_vperm_v8hiv16qi): Likewise.
17962 (altivec_vperm_<mode>v16q): Likewise.
17963 (altivec_vperm_<mode>_uns): Likewise.
17964 (vperm_v8hiv4si): Likewise.
17965 (vperm_v16qiv8hi): Likewise.
17967 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17969 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17971 Update copyright years.
17973 * gcc.c (process_command): Update copyright notice dates.
17974 * gcov-dump.c (print_version): Ditto.
17975 * gcov.c (print_version): Ditto.
17976 * gcov-tool.c (print_version): Ditto.
17977 * gengtype.c (create_file): Ditto.
17978 * doc/cpp.texi: Bump @copying's copyright year.
17979 * doc/cppinternals.texi: Ditto.
17980 * doc/gcc.texi: Ditto.
17981 * doc/gccint.texi: Ditto.
17982 * doc/gcov.texi: Ditto.
17983 * doc/install.texi: Ditto.
17984 * doc/invoke.texi: Ditto.
17986 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17988 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17989 modes larger than TImode as TImode if NEON is not enabled.
17991 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17994 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17995 mode for %f0-%f31 only if TARGET_FPU.
17997 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18000 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18001 to compute the PACKED_P predicate.
18002 (function_arg_record_value): Minor tweaks.
18004 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18006 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18007 option for arm*-*-* targets.
18009 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18011 * doc/extend.texi (Common Function Attributes): Move docs for
18012 MSP430-specific attributes to....
18013 (MSP430 Function Attributes): ...here. Delete the redundant
18014 entries and copy-edit the remaining text.
18015 (MSP430 Variable Attributes): Use uniform format for index
18016 entries and add a cross-reference to the corresponding function
18019 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18021 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18023 (x86 Options): Likewise.
18025 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18029 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18030 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18031 to corresponding attribute.
18033 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18035 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18036 to correct alphabetization of table. Copy-edit and correct
18038 <stack_protect>: Likewise.
18039 <target_clones>: Likewise.
18041 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18042 Correct punctuation.
18043 (Code Gen Options) <-fno-plt>: Copy-edit.
18045 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18048 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18049 SI values. Explicitly convert SI to DI and vice-versa.
18051 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18053 PR tree-optimization/69070
18054 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18055 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18058 * ubsan.c (ubsan_instrument_float_cast): Call
18059 initialize_sanitizer_builtins.
18062 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18064 Copyright (C) 2016 Free Software Foundation, Inc.
18066 Copying and distribution of this file, with or without modification,
18067 are permitted in any medium without royalty provided the copyright
18068 notice and this notice are preserved.