1 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3 * config/s390/s390.c (s390_encode_section_info): Always set
4 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
7 2016-07-18 Richard Biener <rguenther@suse.de>
9 PR tree-optimization/71893
10 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
11 for sizetype cast added by array_ref_element_size.
12 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
14 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
16 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17 register parameters. Remove code to initialize argument pointer
18 on TARGET_64BIT. Optimize call to _mcount when it can be reached
19 using a pc-relative branch. Cleanup conditional code.
20 * config/pa/pa.md (call_mcount): New expander.
21 (call_mcount_nonpic): New insn.
22 (call_mcount_pic): New insn and split.
23 (call_mcount_pic_post_reload): New insn.
24 (call_mcount_64bit): New insn and split.
25 (call_mcount_64bit_post_reload): New insn.
27 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
29 * config/avr/predicates.md (const_m255_to_m1_operand): New.
30 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
31 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
32 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
33 (*usum_widenqihi3, *udiff_widenqihi3)
34 (*addhi3_zero_extend.const): New combiner insns.
35 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
36 just 1 bit is affected.
37 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
38 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
40 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
42 * omp-low.c (lower_omp_target): Mark data clauses with
43 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
44 zero-length subarrays.
46 2016-07-15 Richard Biener <rguenther@suse.de>
48 PR tree-optimization/71881
49 * tree-loop-distribution.c (destroy_loop): Remove blocks in
50 reverse DOM order to make debug temp generation happy.
52 2016-07-15 Richard Biener <rguenther@suse.de>
54 PR tree-optimization/71887
55 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
56 verify it is not zero for division / modulo handling.
57 (value_replacement): Adjust.
59 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
60 Julian Brown <julian@codesourcery.com>
62 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
63 * config/aarch64/aarch64-cost-tables.h
64 (vulcan_extra_costs): New variable.
65 * config/aarch64/aarch64.c
66 (vulcan_addrcost_table): Likewise.
67 (vulcan_regmove_cost): Likewise.
68 (vulcan_vector_cost): Likewise.
69 (vulcan_branch_cost): Likewise.
70 (vulcan_tunings): Likewise.
72 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
74 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
75 (output_in_order): Loop over undefined variables too. Output them
76 via assemble_undefined_decl. Skip variables that correspond to hard
77 registers or have value-exprs.
78 * varpool.c (symbol_table::output_variables): Handle undefined
79 variables together with defined ones.
81 2016-07-15 Richard Biener <rguenther@suse.de>
83 * tree-ssa-pre.c (get_representative_for): Make sure to return
84 the value number of SSA names.
85 (phi_translate_1): get_representative_for cannot return NULL.
86 (do_pre_regular_insertion): Remove redundant call to
87 fully_constant_expression.
88 (do_pre_partial_partial_insertion): Likewise.
90 2016-07-15 Bin Cheng <bin.cheng@arm.com>
92 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
93 (derive_simple_iv_with_niters): New function.
94 (simple_iv): Rewrite using simple_iv_with_niters.
95 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
96 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
98 (number_of_iterations_exit): Rewrite using above function.
99 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
102 2016-07-15 Richard Biener <rguenther@suse.de>
104 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
107 2016-07-14 Jakub Jelinek <jakub@redhat.com>
109 PR tree-optimization/71872
110 * tree-data-ref.c (get_references_in_stmt): Ignore references
111 with is_gimple_constant get_base_address.
113 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
115 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
116 (TARGET_HAVE_LDACQD): New macro.
117 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
118 than TARGET_HAVE_LDACQ.
119 (arm_load_acquire_exclusivedi): Likewise.
120 (arm_store_release_exclusivedi): Likewise.
122 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
124 PR rtl-optimization/71878
125 * lra-constraints.c (match_reload): Pass information about other
126 output operands. Create new unique register value if matching input
127 operand shares same register value as output operand being considered.
128 (curr_insn_transform): Record output operands already processed.
130 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
133 PR tree-optimization/70923
134 * tree-vect-patterns.c: Include mult-synthesis.h.
135 (target_supports_mult_synth_alg): New function.
136 (synth_lshift_by_additions): Likewise.
137 (apply_binop_and_append_stmt): Likewise.
138 (vect_synth_mult_by_constant): Likewise.
139 (target_has_vecop_for_code): Likewise.
140 (vect_recog_mult_pattern): Use above functions to synthesize vector
141 multiplication by integer constants.
143 2016-07-14 Alan Modra <amodra@gmail.com>
145 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
146 gpr alternatives. Correct '*' placement on Y,r alternative.
147 Add '*' on operand 1 of r,r alternative.
149 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
151 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
152 * expmed.h: ... Here.
154 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
156 * gimple.h (stmt_can_terminate_bb_p): New function.
157 * tree-cfg.c (need_fake_edge_p): Rename to ...
158 (stmt_can_terminate_bb_p): ... this; return true if stmt can
159 throw external; handle const and pure calls.
160 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
162 2016-07-14 Richard Biener <rguenther@suse.de>
164 PR tree-optimization/71866
165 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
166 (do_hoist_insertion): Avoid endless recursion when we
167 didn't insert anything because we managed to simplify
168 things down to a constant or SSA name.
169 (fully_constant_expression): Re-write in terms of ...
170 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
171 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
172 vn_nary_build_or_lookup_1.
173 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
174 (vn_nary_build_or_lookup): ... this which now wraps it.
176 2016-07-14 Alan Modra <amodra@gmail.com>
179 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
180 with p9_vector override before power9-dform override.
182 2016-07-13 Andi Kleen <ak@linux.intel.com>
184 * value-prof.c (gimple_value_profile_transformations): Don't run
185 when auto_profile is on.
187 2016-07-13 Andi Kleen <ak@linux.intel.com>
189 * auto-profile.c (update_inlined_ind_target,
190 afdo_indirect_call): Print information to dump file.
192 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
194 * genrecog.c (special_predicate_operand_p): New function.
195 (predicate_name): Move function.
196 (validate_pattern): Don't warn about missing mode for all
197 define_special_predicate predicates.
199 2016-07-13 Bin Cheng <bin.cheng@arm.com>
201 * tree-vect-data-refs.c (vect_no_alias_p): New function.
202 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
203 resolve alias checks which are known at compilation time.
204 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
205 alias checks are resolved. Move dump info for too many runtime
206 alias checks to here...
207 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
209 2016-07-13 Richard Biener <rguenther@suse.de>
211 PR tree-optimization/24574
212 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
213 position and add shift, rotate, divison and modulo support
215 (value_replacement): Pass in argument position to absorbing_element_p.
217 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
220 * ipa-inline-transform.c (inline_call): Support
223 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
225 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
226 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
228 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
229 Baseline. Make initial alternative TARGET_32BIT only.
231 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
232 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
235 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
237 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
238 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
239 availability with TARGET_HAVE_MOVT.
240 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
241 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
242 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
244 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
245 extra instruction if MOVW is available. Use a cost variable
246 incremented by COSTS_N_INSNS (1) when the condition match rather than
247 returning an arithmetic expression based on COSTS_N_INSNS. Make
248 constant with bottom half word zero cost 2 instruction if MOVW is
250 * config/arm/arm.md (define_attr "arch"): Add v8mb.
251 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
252 target is ARMv8-M Baseline.
253 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
254 (arm_movtas_ze): Likewise.
255 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
256 alternative for constants satisfying j constraint.
257 (thumb1_movsi_insn): Likewise.
258 (movsi splitter for K alternative): Tighten condition to not trigger
259 if movt is available and j constraint is satisfied.
260 (Pe immediate splitter): Likewise.
261 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
262 constant fitting in an halfword to use MOVW.
263 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
266 2016-07-13 Richard Biener <rguenther@suse.de>
269 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
270 gimplifying the LHS. Make sure to gimplify a returning twice
271 call LHS without using SSA names.
273 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
275 * tree-data-ref.c (find_data_references_in_stmt): Remove
276 unnecessary call to vec::release.
277 (graphite_find_data_references_in_stmt): Likewise.
278 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
279 * tree-vect-stmts.c (vectorizable_condition): Likewise.
281 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
283 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
284 * genmatch.c (lower_for): Likewise.
285 * haifa-sched.c (haifa_sched_init): Likewise.
286 (add_to_speculative_block): Likewise.
287 (create_check_block_twin): Likewise.
288 * predict.c (handle_missing_profiles): Likewise.
289 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
290 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
291 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
292 (maybe_lower_iteration_bound): Likewise.
293 * tree-ssa-sccvn.c (DFS): Likewise.
294 * tree-stdarg.c (reachable_at_most_once): Likewise.
295 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
296 (vectorizable_store): Likewise.
298 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
300 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
301 (sccvn_dom_walker): make cond_stack an auto_vec.
303 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
305 * ree.c (struct ext_state): Make type of members auto_vec.
306 (find_and_remove_re): Adjust.
308 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
310 * cfgexpand.c (struct stack_vars_data): Make type of fields
312 (expand_used_vars): Adjust.
314 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
316 * ipa.c (record_cdtor_fn): Adjust.
317 (build_cdtor_fns): Likewise.
318 (ipa_cdtor_merge): Make static_ctors and static_dtors local
321 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
323 * genextract.c (struct accum_extract): Add constructor and make
327 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
329 * tree.c (struct free_lang_data_d): Add constructor and change
330 types of members to ones that automatically manage resources.
331 (fld_worklist_push): Adjust.
332 (find_decls_types): Likewise.
333 (find_decls_types_in_eh_region): Likewise.
334 (free_lang_data_in_cgraph): Stop manually creating and
335 destroying members of free_lang_data_d.
337 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
339 PR rtl-optimization/68961
340 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
341 peephole variant. Use sse_reg_operand predicates.
343 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
345 * config/i386/predicates.md (x86_64_immediate_operand)
346 <case CONST_INT>: Remove unneeded truncation to DImode.
348 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
350 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
353 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
354 The xxperm and xxpermr instructions require that the 2nd input
355 operand overlap with the output operand, and not the 1st.
356 (altivec_vperm_v8hiv16qi): Likewise.
357 (altivec_vperm_<mode>_uns_internal): Likewise.
358 (altivec_vpermr_<mode>_internal): Likewise.
359 (vperm_v8hiv4si): Likewise.
360 (vperm_v16qiv8hi): Likewise.
362 2016-07-12 Martin Liska <mliska@suse.cz>
364 * params.def: Add avg-loop niter.
365 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
366 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
367 * doc/invoke.texi: Document the new parameter.
369 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
372 * expr.c (store_constructor): Mask sign-extended bits when widening
373 sub-word constructor element at the start of a word.
375 2016-07-12 Martin Liska <mliska@suse.cz>
377 * Makefile.in: Append rule for params-options.h.
378 * params-options.h: New file.
380 2016-07-12 Martin Liska <mliska@suse.cz>
382 * ira-build.c (mark_loops_for_removal): Properly iterate
385 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
386 Richard Biener <rguenther@suse.de>
388 PR tree-optimization/23286
389 PR tree-optimization/70159
390 * doc/invoke.texi: Document -fcode-hoisting.
391 * common.opt (fcode-hoisting): New flag.
392 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
393 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
394 (do_regular_insertion): Rename to ...
395 (do_pre_regular_insertion): ... this and amend general comments
396 on insertion strathegy.
397 (do_partial_partial_insertion): Rename to ...
398 (do_pre_partial_partial_insertion): ... this.
399 (do_hoist_insertion): New function.
400 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
401 and call do_hoist_insertion properly.
403 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
404 (pass_pre::execute): Register hoist_insert stats.
406 2016-07-12 Jakub Jelinek <jakub@redhat.com>
409 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
410 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
411 is different from mode's bitsize. Small cleanup.
413 2016-07-12 Richard Biener <rguenther@suse.de>
415 PR rtl-optimization/68961
416 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
417 to simplify to a non-constant.
419 2016-07-11 Jakub Jelinek <jakub@redhat.com>
422 * omp-low.c (expand_omp_target): Gimplify device.
424 PR tree-optimization/71823
425 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
426 to get vec_oprnds2 from op2.
428 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
430 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
431 Hoist common subexpressions.
432 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
434 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
437 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
438 prevent generation of 'stxsiwx' on pre Power8 hardware.
440 2016-07-11 David Malcolm <dmalcolm@redhat.com>
442 * input.c: Include cpplib.h.
443 (selftest::temp_source_file): New class.
444 (selftest::temp_source_file::temp_source_file): New ctor.
445 (selftest::temp_source_file::~temp_source_file): New dtor.
446 (selftest::should_have_column_data_p): New function.
447 (selftest::test_should_have_column_data_p): New function.
448 (selftest::temp_line_table): New class.
449 (selftest::temp_line_table::temp_line_table): New ctor.
450 (selftest::temp_line_table::~temp_line_table): New dtor.
451 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
452 it to create a temp_line_table.
453 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
454 locations that are known to have column data.
455 (selftest::line_table_case): New struct.
456 (selftest::test_reading_source_line): Move tempfile handling
457 to class temp_source_file.
458 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
459 (selftest::assert_token_loc_eq): New function.
460 (ASSERT_TOKEN_LOC_EQ): New macro.
461 (selftest::test_lexer): New function.
462 (selftest::boundary_locations): New array.
463 (selftest::input_c_tests): Call test_should_have_column_data_p.
464 Loop over a test matrix of interesting values of location and
465 default_range_bits, calling test_lexer on each case in the matrix.
466 Move call to test_accessing_ordinary_linemaps into the matrix.
467 * selftest.h (ASSERT_EQ): Reimplement in terms of...
468 (ASSERT_EQ_AT): New macro.
470 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
473 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
474 Don't convert TImode in debug insn.
476 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
478 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
479 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
480 (tree_type_common::lang_flag_7): New.
481 (tree_type_common::spare): Reduce size.
482 * tree.h (TYPE_ALIGN_OK): Remove.
483 (TYPE_LANG_FLAG_7): New.
484 (get_inner_reference): Adjust header.
485 * print-tree.c (print_node): Adjust.
486 * expr.c (get_inner_reference): Remove parameter keep_aligning.
487 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
488 calls to get_inner_reference.
489 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
490 handling of TYPE_ALIGN_OK.
491 * builtins.c (get_object_alignment_2): Adjust call to
492 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
493 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
495 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
496 * cfgexpand.c (expand_debug_expr): Likewise.
497 * dbxout.c (dbxout_expand_expr): Likewise.
498 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
499 loc_list_from_tree, fortran_common): Likewise.
500 * fold-const.c (optimize_bit_field_compare,
501 decode_field_reference, fold_unary_loc, fold_comparison,
502 split_address_to_core_and_offset): Likewise.
503 * gimple-laddress.c (execute): Likewise.
504 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
505 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
506 * hsa-gen.c (gen_hsa_addr): Likewise.
507 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
508 * tsan.c (instrument_expr): Likewise.
509 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
510 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
511 * tree-affine.c (tree_to_aff_combination,
512 get_inner_reference_aff): Adjust calls to get_inner_reference.
513 * tree-data-ref.c (split_constant_offset_1,
514 dr_analyze_innermost): Likewise.
515 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
516 * tree-sra.c (ipa_sra_check_caller): Likewise.
517 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
518 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
519 bswap_replace): Likewise.
520 * tree-vect-data-refs.c (vect_check_gather,
521 vect_analyze_data_refs): Likewise.
522 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
523 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
526 2016-07-11 David Malcolm <dmalcolm@redhat.com>
528 * Makefile.in (selftest-valgrind): New phony target.
529 * function-tests.c (selftest::build_cfg): Delete pass instances
531 (selftest::convert_to_ssa): Likewise.
532 (selftest::test_expansion_to_rtl): Likewise.
533 * tree-cfg.c (selftest::test_linear_chain): Release dominator
535 (selftest::test_diamond): Likewise.
537 2016-07-11 Richard Biener <rguenther@suse.de>
539 PR tree-optimization/71816
540 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
541 than replacing all of its operands.
543 2016-07-11 Alan Modra <amodra@gmail.com>
545 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
546 (ctr<mode>): Add unspec.
547 (ctr<mode>_internal*): Likewise.
549 2016-07-08 James Bowman <james.bowman@ftdichip.com>
551 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
552 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
554 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
556 PR rtl-optimization/71621
557 * lra-constraints.c (process_alt_operands): Check combination of
560 2016-07-08 Jason Merrill <jason@redhat.com>
561 Richard Biener <rguenther@suse.de>
563 P0145: Refining Expression Order for C++.
564 * gimplify.c (initial_rhs_predicate_for): New.
565 (gimplfy_modify_expr): Gimplify RHS before LHS.
567 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
570 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
571 Allow standard error handling to take over when a wrong number
572 of arguments is presented to __builtin_vec_ld () or
575 2016-07-08 Jiong Wang <jiong.wang@arm.com>
577 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
582 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
583 __builtin_aarch64_fmaxv2sf.
584 (vmaxnmq_f32): Likewise.
585 (vmaxnmq_f64): Likewise.
586 (vminnm_f32): Likewise.
587 (vminnmq_f32): Likewise.
588 (vminnmq_f64): Likewise.
590 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
593 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
594 enable -mfloat128-hardware by default.
595 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
596 that IEEE 128-bit hardware support needs.
597 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
598 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
599 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
600 floating point requires.
601 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
602 -mfloat128 and -mfloat128-hardware changes.
604 2016-07-08 Alan Hayward <alan.hayward@arm.com>
606 PR tree-optimization/71667
607 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
609 2016-07-08 Martin Liska <mliska@suse.cz>
612 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
613 folding produces SAVE_EXPRs, thus return false for the type.
615 2016-07-07 Martin Liska <mliska@suse.cz>
617 * file-find.c (remove_prefix): New function.
618 * file-find.h (remove_prefix): Declare the function.
619 * gcc-ar.c (main): Skip a folder of the wrapper if
620 a wrapped binary would point to the same file.
622 2016-07-07 Jan Hubicka <jh@suse.cz>
624 * tree-scalar-evolution.c (iv_can_overflow_p): export.
625 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
626 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
628 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
631 * ipa-inline-analysis.c (compute_inline_parameters): Set
632 local.can_change_signature to false for intrumentation
635 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
637 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
638 with TARGET_HAVE_MOVT.
639 (TARGET_HAVE_MOVT): Define.
640 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
641 availability with TARGET_HAVE_MOVT.
642 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
644 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
646 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
647 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
648 * config/arm/constraints.md (define_constraint "j"): Use
649 TARGET_HAVE_MOVT to check MOVT availability.
651 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
653 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
655 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
657 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
658 (armv8-m.main): Likewise.
659 (armv8-m.main+dsp): Likewise.
660 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
661 (FL_FOR_ARCH8M_MAIN): Likewise.
662 * config/arm/arm-tables.opt: Regenerate.
663 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
664 armv8-m.main+dsp to BE8_LINK_SPEC.
665 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
666 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
667 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
668 Baseline and Mainline.
669 (arm_option_override_internal): Also disable arm_restrict_it when
670 !arm_arch_notm. Update comment for -munaligned-access to also cover
672 (arm_file_start): Increase buffer size for printing architecture name.
673 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
674 and armv8-m.main+dsp.
675 (mno-unaligned-access): Clarify that this is disabled by default for
676 ARMv8-M Baseline architectures as well.
678 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
680 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
681 decide whether to prevent some libgcc routines being included for some
682 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
683 link between this condition and the one in
684 libgcc/config/arm/lib1func.S.
686 2016-07-07 Richard Biener <rguenther@suse.de>
688 * tree-ssa-pre.c: Include alias.h.
689 (compute_avail): If we have multiple VN_REFERENCEs with the
690 same hashtable entry adjust that to make it a valid replacement
691 for all of them with respect to alignment and aliasing
692 when doing insertion.
693 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
694 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
696 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
700 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
701 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
704 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
706 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
707 (adjust_mems): Adjust.
708 (adjust_insn): Likewise.
709 (prepare_call_arguments): Likewise.
711 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
713 * gcse.c (struct ls_expr): Make stores field a vector.
714 (ldst_entry): Adjust.
715 (free_ldst_entry): Likewise.
716 (print_ldst_list): Likewise.
717 (compute_ld_motion_mems): Likewise.
718 (update_ld_motion_stores): Likewise.
720 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
722 * gcse.c (struct ls_expr): Remove loads field.
723 (ldst_entry): Adjust.
724 (free_ldst_entry): Likewise.
725 (print_ldst_list): Likewise.
726 (compute_ld_motion_mems): Likewise.
728 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
730 * store-motion.c (struct st_expr): Make antic_stores a vector.
731 (st_expr_entry): Adjust.
732 (free_st_expr_entry): Likewise.
733 (print_store_motion_mems): Likewise.
734 (find_moveable_store): Likewise.
735 (compute_store_table): Likewise.
736 (remove_reachable_equiv_notes): Likewise.
737 (replace_store_insn): Likewise.
738 (build_store_vectors): Likewise.
740 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
742 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
743 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
745 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
747 PR tree-optimization/71518
748 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
749 misalign also for outer loops with negative step.
751 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
753 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
754 (cortex_a53_shift): Add mov_shift.
755 (cortex_a53_shift_reg): Add new reservation for register shifts.
756 (cortex_a53_alu): Remove bfm.
757 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
758 (cortex_a53_alu_extr): Add new reservation for EXTR.
759 (bypasses): Improve bypass modelling.
761 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
764 * config/avr/avr.c (avr_asm_select_section): Strip off
765 SECTION_DECLARED from flags when calling get_section.
767 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
769 * tree-vectorizer.h (vect_memory_access_type): Add
770 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
771 * tree-vect-stmts.c (compare_step_with_zero): New function.
772 (perm_mask_for_reverse): Move further up file.
773 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
775 (get_negative_load_store_type): New function.
776 (get_load_store_type): Call it. Add an ncopies argument.
777 (vectorizable_mask_load_store): Update call accordingly and
778 remove tests for negative steps.
779 (vectorizable_store, vectorizable_load): Likewise. Handle new
782 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
784 * tree-vectorizer.h (vect_memory_access_type): New enum.
785 (_stmt_vec_info): Add a memory_access_type field.
786 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
787 (vect_model_store_cost): Take an access type instead of a boolean.
788 (vect_model_load_cost): Likewise.
789 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
790 vect_model_store_cost and vect_model_load_cost.
791 * tree-vect-stmts.c (vec_load_store_type): New enum.
792 (vect_model_store_cost): Take an access type instead of a
793 store_lanes_p boolean. Simplify tests.
794 (vect_model_load_cost): Likewise, but for load_lanes_p.
795 (get_group_load_store_type, get_load_store_type): New functions.
796 (vectorizable_store): Use get_load_store_type. Record the access
797 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
798 (vectorizable_load): Likewise.
799 (vectorizable_mask_load_store): Likewise. Replace is_store
800 variable with vls_type.
802 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
804 * tree-vectorizer.h (vect_grouped_load_supported): Add a
805 single_element_p parameter.
806 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
807 Check the PR65518 case here rather than in vectorizable_load.
808 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
809 * tree-vect-stmts.c (vectorizable_load): Likewise.
811 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
813 * tree-vectorizer.h (gather_scatter_info): New structure.
814 (vect_check_gather_scatter): Return a bool rather than a decl.
815 Replace return-by-pointer arguments with a single
816 gather_scatter_info *.
817 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
818 (vect_analyze_data_refs): Update call accordingly.
819 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
820 (vectorizable_mask_load_store): Likewise. Also record the
821 offset dt and vectype in the gather_scatter_info.
822 (vectorizable_store): Likewise.
823 (vectorizable_load): Likewise.
825 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
827 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
828 strided groups, use the cost of N scalar accesses instead
829 of ncopies vector accesses.
830 (vect_model_load_cost): Likewise.
832 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
834 * tree-vect-stmts.c (vect_cost_group_size): Delete.
835 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
836 variable to indicate when once-per-group costs are being used.
837 (vect_model_load_cost): Likewise. Fix comment and misindented code.
839 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
841 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
842 peeling-for-gaps condition.
844 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
846 * config/s390/s390.c (s390_expand_vec_init): Force initializer
847 element to register if it doesn't match general_operand.
849 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
850 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
852 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
854 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
855 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
856 (SIGNBIT): New mode iterator.
857 (Fsignbit): New mode attribute.
858 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
859 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
860 when direct moves are available.
861 (signbit<mode>2_dm): New define_insn_and_split).
862 (signbit<mode>2_dm2): New define_insn.
864 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
866 PR rtl-optimization/71594
867 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
868 into subregs of appropriate mode before trying to emit a conditional
871 2016-07-05 Jan Hubicka <jh@suse.cz>
873 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
876 2016-07-05 Jan Hubicka <jh@suse.cz>
878 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
880 2016-07-05 Jiong Wang <jiong.wang@arm.com>
882 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
885 2016-07-05 Jan Hubicka <jh@suse.cz>
887 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
890 2016-07-05 Richard Biener <rguenther@suse.de>
892 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
893 Handle empty else block.
894 (is_feasible_trace): Likewise.
895 (split_paths): Likewise.
897 2016-07-05 Richard Biener <rguenther@suse.de>
899 * tree-loop-distribution.c (distribute_loop): Fix issue with
902 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
904 * config/arm/neon-testgen.ml: Delete.
905 * config/arm/neon.ml: Delete.
907 2016-07-04 Jakub Jelinek <jakub@redhat.com>
910 * tree.c (attribute_value_equal): Use get_attribute_name instead of
911 directly using TREE_PURPOSE.
913 2016-07-04 Jiong Wang <jiong.wang@arm.com>
915 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
916 * config/aarch64/aarch64_neon.h: Likewise.
917 * config/aarch64/arm_neon.h: Likewise.
918 * config/aarch64/atomics.md: Likewise.
919 * config/aarch64/aarch64-simd-builtins.def: Likewise.
920 * doc/invoke.texi: Likewise.
922 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
924 * config/s390/s390.md: Add "z13" cpu_facility.
925 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
926 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
927 condition" type instructions.
929 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
930 Jeff Law <law@redhat.com>
932 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
933 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
935 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
937 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
938 permutation for TARGET_AVX512F.
939 (ix86_expand_vec_one_operand_perm_avx512): New function.
940 (expand_vec_perm_1): Invoke introduced function.
941 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
942 it may be not valid after vectorization.
944 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
947 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
948 typo in comment. Only force to memory if it is a weak
951 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
952 Jiong Wang <jiong.wang@arm.com>
954 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
955 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
956 (AARCH64_FL_F16): New.
957 (AARCH64_FL_FOR_ARCH8_2): New.
958 (AARCH64_ISA_8_2): New.
959 (AARCH64_ISA_F16): New.
960 (TARGET_FP_F16INST): New.
961 (TARGET_SIMD_F16INST): New.
962 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
963 ("fp"): Disabling "fp" also disables "fp16".
964 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
965 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
966 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
967 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
969 2016-07-04 Jan Beulich <jbeulich@suse.com>
971 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
973 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
976 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
977 the insns, use an insn form that does not adjust the offset on
978 little endian systems.
980 2016-07-01 Jan Beulich <jbeulich@suse.com>
982 * varasm.c (get_variable_section): Validate initializer in
983 named .bss-like sections.
985 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
987 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
988 Exchange the order of the second and third operands in the vpermr
989 instruction tmeplate.
991 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
994 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
995 Disallow TDmode values.
997 2016-07-01 Alan Modra <amodra@gmail.com>
999 PR rtl-optimization/71709
1000 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
1001 being set, not referenced.
1003 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
1005 PR tree-optimization/70729
1006 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
1007 of loop since it can be not valid after transformation.
1009 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1011 * config/arm/arm.c (thumb_reload_in_hi): Delete.
1012 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
1014 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
1016 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
1019 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
1022 * config/rs6000/constraints.md (wY constraint): New constraint to
1023 match the requirements for the LXSD and STXSD instructions.
1024 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
1025 predicate to match the requirements for the LXSD and STXSD
1027 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1028 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1029 to make sure that the bottom 2 bits of offset are 0, the address
1030 form is offsettable, and no updating is done in the address mode.
1031 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1032 (movdi_internal32): Likewise
1033 (movdi_internal64): Likewise.
1035 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1037 PR tree-optimization/71707
1038 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1039 strinfo even for ADDR_EXPR ptr.
1041 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1043 * config/rs6000/altivec.md (darn_32): Change the condition to
1044 TARGET_P9_MISC instead of TARGET_MODULO.
1045 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1046 condition expression.
1047 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1048 condition expression.
1049 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1050 (DFP_TEST): New code iterator.
1051 (dfptstsfi_<code>_mode>): New define_expand.
1052 (*dfp_sgnfcnc_<mode>): New define_insn.
1053 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1054 definition next to BU_P9_MISC_1 definition and change the MASK
1055 value to RS6000_BTM_P9_MISC.
1056 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1057 (BU_P9_64BIT_MISC_0): Likewise.
1058 (BU_P9_DFP_MISC_0): New macro definition.
1059 (BU_P9_DFP_MISC_1): New macro definition.
1060 (BU_P9_DFP_MISC_2): New macro definition.
1061 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1062 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1063 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1064 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1065 (TSTSFI_LT_TD): Likewise.
1066 (TSTSFI_EQ_DD): Likewise.
1067 (TSTSFI_EQ_TD): Likewise.
1068 (TSTSFI_GT_DD): Likewise.
1069 (TSTSFI_GT_TD): Likewise.
1070 (TSTSFI_OV_DD): Likewise.
1071 (TSTSFI_OV_TD): Likewise.
1072 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1073 (TSTSFI_LT_DD): Likewise.
1074 (TSTSFI_LT_TD): Likewise.
1075 (TSTSFI_EQ): Likewise.
1076 (TSTSFI_EQ_DD): Likewise.
1077 (TSTSFI_EQ_TD): Likewise.
1078 (TSTSFI_GT): Likewise.
1079 (TSTSFI_GT_DD): Likewise.
1080 (TSTSFI_GT_TD): Likewise.
1081 (TSTSFI_OV): Likewise.
1082 (TSTSFI_OV_DD): Likewise.
1083 (TSTSFI_OV_TD): Likewise.
1084 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1085 overloaded test significance functions.
1086 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1087 OPTION_MASK_P9_MISC into the representation of this mask.
1088 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1090 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1091 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1093 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1094 argument is a 6-bit unsigned literal value if the icode argument
1095 represents a DFP test significance built-in call.
1096 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1097 flag used independently and in combination with the
1098 RS6000_BTM_64BIT flag.
1099 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1100 (rs6000_builtin_mask_names): Add entry for power9-misc
1101 command-line option.
1102 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1103 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1104 RS6000_BTM_P9_MISC macros.
1105 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1106 option and change the description of the -mpower9-vector option to
1107 enable only vector instructions, removing its erroneously claimed
1108 support for scalar instructions.
1109 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1110 the ISA 3.0 digital floating point test significance built-in
1113 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1115 * config/aarch64/aarch64.c (cortexa35_tunings):
1116 Enable AES fusion. Use cortexa57_branch_cost.
1117 (cortexa53_tunings): Use cortexa57_branch_cost.
1118 (cortexa72_tunings): Use cortexa57_branch_cost.
1119 Use AUTOPREFETCHER_WEAK.
1120 (cortexa73_tunings): Use cortexa57_branch_cost.
1122 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1123 James Greenhalgh <james.greenhalgh@arm.com>
1125 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1126 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1127 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1128 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1129 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1130 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1131 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1132 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1133 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1134 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1135 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1136 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1137 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1140 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1141 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1143 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1145 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1147 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1150 * gcc.c (driver::build_option_suggestions): Pass "option" to
1151 add_misspelling_candidates.
1152 * opts-common.c (add_misspelling_candidates): Add "option" param;
1153 use it to avoid adding negated forms for options marked with
1155 * opts.h (add_misspelling_candidates): Add "option" param.
1157 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1160 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1161 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1162 first when permuting bitwise operation with rotate. Cast
1163 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1165 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1167 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1168 for misspelled param names.
1169 * params.c: Include spellcheck.h.
1170 (find_param_fuzzy): New function.
1171 * params.h (find_param_fuzzy): New prototype.
1172 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1173 * spellcheck.h (struct edit_distance_traits<const char *>):
1176 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1178 * config/rs6000/predicates.md (const_0_to_7_operand): New
1179 predicate, recognize 0..7.
1180 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1181 support for doing extracts from V16QImode, V8HImode, V4SImode
1183 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1184 vector extract support.
1185 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1186 for ISA 3.0 vector extract.
1187 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1188 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1189 extracts of a constant element number from small integer vectors
1190 on 64-bit ISA 3.0 systems.
1191 (vsx_extract_<mode>_di): Likewise.
1192 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1193 say when we can do ISA 3.0 vector extracts.
1194 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1195 registers, using the stxsiwx instruction.
1197 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1199 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1200 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1201 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1202 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1203 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1204 * config/arm/arm.c (arm_qdf24xx_tune): New.
1206 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1208 * config/aarch64/aarch64.c (cortexa53_tunings):
1209 Increase loop alignment to 8. Set function alignment to 16.
1210 (cortexa35_tunings): Likewise.
1211 (cortexa57_tunings): Increase loop alignment to 8.
1212 (cortexa72_tunings): Likewise.
1213 (cortexa73_tunings): Likewise.
1215 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1217 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1218 for arm_fp16_ok and arm_fp16_hw.
1219 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1220 arm_fp16_alternative.
1222 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1224 PR tree-optimization/71655
1225 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1226 types when swapping operands.
1228 2016-06-29 Martin Liska <mliska@suse.cz>
1231 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1232 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1233 of build_optimization_node.
1235 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1237 PR tree-optimization/70729
1238 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1239 independent in loops having positive safelen value.
1240 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1241 it may be not valid after vectorization.
1243 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1245 PR tree-optimization/71625
1246 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1247 is sorted by ascending list->offset. If PTR is non-NULL and there is
1248 previous strinfo, call get_stridx_plus_constant.
1249 (get_stridx): Pass exp as second argument to get_addr_stridx.
1250 (addr_stridxptr): Add missing list = list->next, so that there can be
1251 more than one entries in the list. Bump limit from 16 to 32. Ensure
1252 the list is sorted by ascending list->offset.
1253 (get_stridx_plus_constant): Adjust so that it can be also called with
1254 ADDR_EXPR instead of SSA_NAME as PTR.
1255 (handle_char_store): Pass NULL_TREE as second argument to
1258 2016-06-29 Richard Biener <rguenther@suse.de>
1260 PR rtl-optimization/68961
1261 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1263 2016-06-29 Richard Biener <rguenther@suse.de>
1266 * alias.c (component_uses_parent_alias_set_from): Handle
1267 type punning through union accesses by using the union alias set.
1268 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1270 2016-07-29 Richard Biener <rguenther@suse.de>
1272 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1273 precision not matching mode precision.
1275 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1277 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1278 pa_output_arg_descriptor.
1279 (call_val_symref_64bit_post_reload): Likewise.
1280 (call_val_powf_64bit_post_reload): Likewise.
1281 (sibcall_internal_symref_64bit): Likewise.
1282 (sibcall_value_internal_symref_64bit): Likewise.
1284 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1287 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1288 a constant, force its SUBREG_REG into memory or register instead
1291 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1294 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1295 * doc/invoke.texi (AVR Options): Document it.
1297 2016-06-28 Walter Lee <walt@tilera.com>
1299 * config/tilegx/linux.h: Do not include arch/icache.h
1300 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1301 * config/tilepro/linux.h: Do not include arch/icache.h
1302 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1304 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1306 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1307 for big-endian BIT_FIELD_REF.
1309 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1311 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1312 ('size' attribute): Add '128'.
1314 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1315 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1316 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1317 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1318 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1319 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1320 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1321 *trunc<mode>df2_odd): Set size attribute to '128'.
1322 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1323 * config/rs6000/power6.md (power6-fp): Include dfp type.
1324 * config/rs6000/power7.md (power7-fp): Likewise.
1325 * config/rs6000/power8.md (power8-fp): Likewise.
1326 * config/rs6000/power9.md: New file.
1327 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1328 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1329 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1331 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1332 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1333 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1334 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1335 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1336 dfp_dscri_<mode>): Change type attribute to dfp.
1337 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1338 attribute to vecsimple.
1339 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1340 and prefetch streams.
1341 (rs6000_option_override_internal): Remove temporary code setting
1342 tuning to power8. Don't set rs6000_sched_groups for power9.
1343 (last_scheduled_insn): Change to rtx_insn *.
1344 (divide_cnt, vec_load_pendulum): New variables.
1345 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1346 (rs6000_issue_rate): Set issue rate for Power9.
1347 (is_power9_pairable_vec_type): New.
1348 (power9_sched_reorder2): New.
1349 (rs6000_sched_reorder2): Call new function for Power9 specific
1351 (insn_must_be_first_in_group): Remove Power9.
1352 (insn_must_be_last_in_group): Likewise.
1353 (force_new_group): Likewise.
1354 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1355 Initialize divide_cnt/vec_load_pendulum.
1356 (_rs6000_sched_context, rs6000_init_sched_context,
1357 rs6000_set_sched_context): Handle context save/restore of new
1360 2016-06-28 Richard Biener <rguenther@suse.de>
1362 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1363 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1364 COMPONENT_REF operand.
1365 (nonoverlapping_component_refs_p): Likewise.
1366 * stor-layout.c (start_bitfield_representative): Mark
1367 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1369 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1371 * Makefile.in: Don't cat ../stage_current if it does not exist.
1373 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1374 last argument is a bit-field.
1376 PR rtl-optimization/71673
1377 * internal-fn.c (expand_arith_overflow_result_store): Use
1378 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1379 expand_simple_binop.
1382 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1383 expand_ifn_atomic_compare_exchange): New functions.
1384 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1385 * tree.h (build_call_expr_internal_loc): Rename to ...
1386 (build_call_expr_internal_loc_array): ... this. Fix up type of
1388 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1389 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1390 ATOMIC_COMPARE_EXCHANGE result.
1391 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1392 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1393 fold_builtin_atomic_compare_exchange): New prototypes.
1394 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1395 fold_builtin_atomic_compare_exchange): New functions..
1396 * tree-ssa.c (execute_update_addresses_taken): If
1397 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1398 of call when finding addressable vars, and if such var becomes
1399 non-addressable, call fold_builtin_atomic_compare_exchange.
1401 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1404 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1405 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1407 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1409 * config/rs6000/rs6000.md ('type' attribute): Add
1410 veclogical,veccmpfx,vecexts,vecmove insn types.
1411 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1412 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1413 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1414 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1415 *nabs<mode>2_hw): Change type to vecmove.
1416 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1417 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1418 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1419 *ieee_128bit_vsx_abs<mode>2_internal,
1420 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1421 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1422 *ieee128_mtvsrd_32bit): Change type to veclogical.
1423 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1424 *movdi_internal32, *movdi_internal64): Update insn types.
1425 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1426 vsx_extract_<mode>): Change type to veclogical.
1427 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1428 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1429 *vsx_sign_extend_si_v2di): Change type to vecexts.
1430 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1432 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1433 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1434 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1435 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1436 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1437 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1438 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1439 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1440 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1441 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1442 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1443 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1444 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1445 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1446 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1447 (ppc7450-vecsimple): Add veclogical, vecmove.
1448 (ppc7450-veccmp): Add veccmpfx.
1449 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1451 (ppc8540_vector_compare): Add veccmpfx.
1452 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1453 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1454 (cell-vecsimple): Add veclogical, vecmove.
1455 (cell-veccmp): Add veccmpfx.
1456 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1457 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1459 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1460 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1461 (power4-vecsimple): Add veclogical, vecmove.
1462 (power4-veccmp): Add veccmpfx.
1463 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1464 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1465 (power6-vecsimple): Add veclogical, vecmove.
1466 (power6-veccmp): Add veccmpfx.
1467 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1468 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1469 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1470 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1471 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1472 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1473 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1475 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1477 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1480 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1481 OPTION_MASK_P9_DFORM_VECTOR.
1482 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1483 disable -mpower9-dform-vector when using reload.
1484 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1485 New 'strict' argument. Update all callers. Add strict addressing
1487 (rs6000_legitimate_offset_address_p): Remove call to
1488 virtual_stack_registers_memory_p.
1489 (rs6000_legitimize_reload_address): Add quad address support.
1490 (rs6000_legitimate_address_p): Move call to quad_address_p above
1491 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1492 to account for new strict usage.
1493 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1494 for new strict usage.
1495 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1497 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1504 * config/i386/i386.c (ix86_spill_class): Disable condition to
1505 always return NO_REGS.
1507 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1509 * predict.c: Include gimple-pretty-print.h
1510 (predicted_by_loop_heuristics_p): Check also
1511 PRED_LOOP_EXIT_WITH_RECURSION
1512 (predict_loops): Find self recursive calls and use special purpose
1513 predictors for them; dump log about decisions.
1514 (pass_profile::execute): Dump info about #of iterations.
1515 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1516 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1518 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1520 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1521 output_asm_insn calls and shorten long lines. Output .CALL
1522 argument descriptor using pa_output_arg_descriptor. Add various
1523 inline $$dyncall and other optimizations.
1524 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1526 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1528 PR tree-optimization/71643
1529 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1532 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1533 leak a bitmap if dep_bb is NULL.
1535 PR tree-optimization/71631
1536 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1537 to rewrite_expr_tree even if negate_result, move new_lhs var
1538 declaration and initialization earlier, for powi_result set afterwards
1539 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1540 if new_lhs != lhs, and don't shadow gsi var.
1542 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1544 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1545 Add in_loop parameter.
1546 (predict_loops): Add loop guard heuristics.
1547 * predict.def (PRED_LOOP_GUARD): New heuristics.
1549 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1551 * predict.c: Include ipa-utils.h
1552 (tree_bb_level_prediction): Predict recursive calls.
1553 (tree_estimate_probability_bb): Skip inexpensive calls for call
1555 * predict.def (PRED_RECURSIVE_CALL): New.
1557 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1559 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1560 (BU_FLOAT128_1): Likewise.
1562 (COPYSIGNQ): Likewise.
1563 (RS6000_BUILTIN_NANQ): Likewise.
1564 (RS6000_BUILTIN_NANSQ): Likewise.
1565 (RS6000_BUILTIN_INFQ): Likewise.
1566 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1567 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1568 (TARGET_FOLD_BUILTIN): New #define.
1569 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1570 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1571 (rs6000_fold_builtin): New target hook implementation, handling
1572 folding of 128-bit NaNs and infinities.
1573 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1574 entries are filled in to avoid problems during bootstrap
1575 self-test; define builtins for 128-bit NaNs and infinities.
1576 (rs6000_opt_mask): Add entry for float128.
1577 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1578 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1579 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1580 (const_str_type_node): New #define.
1581 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1582 to a define_expand that dispatches to either copysign<mode>3_soft
1583 or copysign<mode>3_hard.
1584 (copysign<mode>3_hard): Rename from copysign<mode>3.
1585 (copysign<mode>3_soft): New define_insn.
1586 * doc/extend.texi: Document new builtins.
1588 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1590 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1591 PRIu64 instead of lu.
1593 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1596 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1599 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1601 PR tree-optimization/71647
1602 * omp-low.c (lower_rec_input_clauses): Convert
1603 omp_clause_aligned_alignment (c) to size_type_node for the
1604 last argument of __builtin_assume_aligned.
1606 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1608 * configure.ac (calling ___tls_get_addr via GOT): New
1609 assembler/linker check.
1610 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1611 assembler and linker supports calling ___tls_get_addr via GOT.
1612 Otherise, defined to 0.
1613 * config.in: Regenerated.
1614 * configure: Likewise.
1615 * config/i386/constraints.md (Yb): New constraint.
1616 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1617 (REG_CLASS_NAMES): Likewise.
1618 (REG_CLASS_CONTENTS): Likewise.
1619 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1620 the b constraint with the Yb constraint. Call ___tls_get_addr
1621 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1623 (*tls_local_dynamic_base_32_gnu): Likewise.
1624 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1625 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1626 (*tls_local_dynamic_base_64_<mode>): Likewise.
1628 2016-06-24 Martin Liska <mliska@suse.cz>
1630 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1631 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1633 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1634 argument to true if the expected number of iterations is
1637 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1639 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1640 assemble for 32bit target.
1641 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1642 and $ld_ix86_gld_32_opt to link for 32bit target.
1643 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1644 * configure: Regenerate.
1646 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1648 * config/arm/arm.c (int_log2): Delete definition and prototype.
1649 (shift_op): Use exact_log2 instead of int_log2.
1650 (vfp3_const_double_for_fract_bits): Likewise.
1652 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1654 * internal-fn.c (expand_arith_set_overflow): New function.
1655 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1657 (expand_arith_overflow_result_store): Likewise. Handle precision
1658 smaller than mode precision.
1659 * tree-vrp.c (extract_range_basic): For imag part, handle
1660 properly signed 1-bit precision result.
1661 * doc/extend.texi (__builtin_add_overflow): Document that last
1662 argument can't be pointer to enumerated or boolean type.
1663 (__builtin_add_overflow_p): Document that last argument can't
1664 have enumerated or boolean type.
1666 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1667 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1669 * config/rs6000/predicates.md (splat_input_operand): Rework.
1670 Don't allow constants, since the insns that use this predicate
1671 don't support constants. Constants are handled by other insns
1672 that are created via combine. During and after register
1673 allocation, only allow indexed or indirect addresses, and not
1674 general addresses. Only allow modes supported by the hardware.
1675 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1676 comment. Move check for using VSPLTIS<x> to a common location,
1677 instead of doing it in two different places.
1679 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1681 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1682 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1683 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1684 signature_CENTAUR_ebx.
1686 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1690 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1691 (as_ix86_gas_32_opt): This.
1692 (ld_ix86_tls_ldm_opt): Renamed to ...
1693 (ld_ix86_gld_32_opt): This.
1694 (R_386_TLS_LDM reloc): Updated.
1695 (R_386_GOT32X reloc): New assembler/linker check.
1696 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1697 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1699 * config.in: Regenerated.
1700 * configure: Likewise.
1701 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1702 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1703 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1704 if ix86_force_load_from_GOT_p returns true.
1705 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1706 ix86_force_load_from_GOT_p returns true.
1707 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1708 the external function address via the GOT slot.
1709 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1710 HAVE_AS_IX86_GOT32X before returning false.
1711 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1712 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1714 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1716 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1718 2016-06-23 Andi Kleen <ak@linux.intel.com>
1720 * Makefile.in: Regenerate.
1721 * doc/install.texi: Document autoprofiledbootstrap.
1723 2016-06-23 Andi Kleen <ak@linux.intel.com>
1725 * config/i386/gcc-auto-profile: New file.
1727 2016-06-23 Martin Liska <mliska@suse.cz>
1730 * predict.c (predict_loops): Revert the hunk that was removed
1733 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1735 * config.gcc: Add support for arm*-*-phoenix* targets.
1736 * config/arm/t-phoenix: New.
1737 * config/phoenix.h: New.
1739 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1740 H.J. Lu <hongjiu.lu@intel.com>
1743 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1744 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1745 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1746 ix86_force_load_from_GOT_p returns true.
1747 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1748 ix86_force_load_from_GOT_p returns true.
1749 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1750 ix86_force_load_from_GOT_p returns true.
1751 (ix86_expand_move): Load the external function address via the
1752 GOT slot if ix86_force_load_from_GOT_p returns true.
1753 * config/i386/predicates.md (x86_64_immediate_operand): Return
1754 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1755 (x86_64_zext_immediate_operand): Ditto.
1757 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1761 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1764 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1765 * diagnostic.c (pedwarn_at_rich_loc): New function.
1766 * spellcheck.h (best_match::best_match): Add a
1767 "best_distance_so_far" optional parameter.
1768 (best_match::set_best_so_far): New method.
1769 (best_match::get_best_distance): New accessor.
1770 (best_match::get_best_candidate_length): New accessor.
1772 2016-06-22 Nick Clifton <nickc@redhat.com>
1774 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1775 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1776 modes are accepted as well.
1777 (ucompare_loc_descriptor): Likewise.
1778 (minmax_loc_descriptor): Likewise.
1779 (clz_loc_descriptor): Likewise.
1780 (popcount_loc_descriptor): Likewise.
1781 (bswap_loc_descriptor): Likewise.
1782 (rotate_loc_descriptor): Likewise.
1783 (mem_loc_descriptor): Likewise.
1784 (loc_descriptor): Likewise.
1786 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1788 * common.opt (fdiagnostics-parseable-fixits): New option.
1789 * diagnostic.c: Include "selftest.h".
1790 (print_escaped_string): New function.
1791 (print_parseable_fixits): New function.
1792 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1793 (selftest::assert_print_escaped_string): New function.
1794 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1795 (selftest::test_print_escaped_string): New function.
1796 (selftest::test_print_parseable_fixits_none): New function.
1797 (selftest::test_print_parseable_fixits_insert): New function.
1798 (selftest::test_print_parseable_fixits_remove): New function.
1799 (selftest::test_print_parseable_fixits_replace): New function.
1800 (selftest::diagnostic_c_tests): New function.
1801 * diagnostic.h (struct diagnostic_context): Add field
1802 "parseable_fixits_p".
1803 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1804 -fdiagnostics-parseable-fixits.
1805 (-fdiagnostics-parseable-fixits): New option.
1806 * opts.c (common_handle_option): Handle
1807 -fdiagnostics-parseable-fixits.
1808 * selftest-run-tests.c (selftest::run_tests): Call
1809 selftest::diagnostic_c_tests.
1810 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1812 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1814 PR tree-optimization/71488
1815 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1816 comparison of boolean vectors.
1817 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1818 of boolean vectors using bitwise operations.
1820 2016-06-22 Andreas Schwab <schwab@suse.de>
1822 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1825 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1827 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1829 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1831 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1834 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1836 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1837 * config/arm/arm-cores.def (cortex-a73): New entry.
1838 (cortex-a73.cortex-a35): Likewise.
1839 (cortex-a73.cortex-a53): Likewise.
1840 * config/arm/arm-tables.opt: Regenerate.
1841 * config/arm/arm-tune.md: Likewise.
1842 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1843 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1844 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1845 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1846 * doc/invoke.texi (ARM Options): Document cortex-a73,
1847 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1849 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1851 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1852 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1853 (cortex-a73.cortex-a35): Likewise.
1854 (cortex-a73.cortex-a53): Likewise.
1855 * config/aarch64/aarch64-tune.md: Regenerate.
1856 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1857 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1860 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1862 * configure.ac (gcc_cv_as_compress_debug): Remove
1863 --compress-debug-sections as extra as switch.
1864 Handle gas --compress-debug-sections=type.
1865 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1866 Handle gld --compress-debug-sections=type.
1867 * configure: Regenerate.
1869 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1871 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1873 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1875 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1876 (do_rewrite): likewise.
1878 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1880 * common/config/mep/mep-common.c: Remove.
1881 * config.gcc: Remove mep-* support.
1882 * config/mep/constraints.md: Remove.
1883 * config/mep/default.h: Remove.
1884 * config/mep/intrinsics.h: Remove.
1885 * config/mep/intrinsics.md: Remove.
1886 * config/mep/ivc2-template.h: Remove.
1887 * config/mep/mep-c5.cpu: Remove.
1888 * config/mep/mep-core.cpu: Remove.
1889 * config/mep/mep-default.cpu: Remove.
1890 * config/mep/mep-ext-cop.cpu: Remove.
1891 * config/mep/mep-intrin.h: Remove.
1892 * config/mep/mep-ivc2.cpu: Remove.
1893 * config/mep/mep-pragma.c: Remove.
1894 * config/mep/mep-protos.h: Remove.
1895 * config/mep/mep.c: Remove.
1896 * config/mep/mep.cpu: Remove.
1897 * config/mep/mep.h: Remove.
1898 * config/mep/mep.md: Remove.
1899 * config/mep/mep.opt: Remove.
1900 * config/mep/predicates.md: Remove.
1901 * config/mep/t-mep: Remove.
1902 * doc/install.texi: Remove mep-* documentation.
1903 * doc/md.texi: Likewise.
1905 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1907 * config.gcc: Remove support for avr-rtems.
1908 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1909 * config/avr/rtems.h: Remove.
1910 * config/avr/t-rtems: Remove.
1912 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1914 * config.gcc: Remove m32r-rtems support.
1915 * config/m32r/rtems.h: Remove.
1917 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1919 * config.gcc: Remove h8300-rtems support.
1920 * config/h8300/rtems.h: Remove.
1921 * config/h8300/t-rtems: Remove.
1923 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1925 * config.gcc: Remove support for knetbsd.
1926 * configure.ac: Likewise.
1927 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1928 * config/knetbsd-gnu.h: Remove.
1929 * configure: Regenerate.
1931 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1933 * config.gcc: Remove support for openbsd 2 and 3.
1934 * config/openbsd-oldgas.h: Remove.
1936 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1938 * config.gcc: Remove interix support.
1939 * config/i386/i386-interix.h: Remove.
1940 * config/i386/interix.opt: Remove.
1941 * config/i386/t-interix: Remove.
1942 * configure: Regenerate.
1943 * configure.ac: Remove interix support.
1944 * doc/install.texi: Remove interix documentation.
1946 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1948 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1949 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1952 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1954 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1955 they are both PLACEHOLDER_EXPRs.
1957 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1959 * stor-layout.c (layout_type): Move setting complex MODE to
1960 layout_type, instead of setting it ahead of time by the caller.
1961 * tree.c (build_complex_type): Likewise.
1963 2016-06-21 Martin Liska <mliska@suse.cz>
1965 * predict.c (force_edge_cold): Replace imposisble with
1968 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1970 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1971 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1973 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1975 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1977 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1978 Ilya Enkovich <ilya.enkovich@intel.com>
1981 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1982 New member function to convert V1TImode register to SUBREG
1983 TImode in debug insn.
1984 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1985 after changing register mode to V1TImode.
1987 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1989 * config/aarch64/aarch64-cores.def (vulcan): New core.
1990 * config/aarch64/aarch64-tune.md: Regenerate.
1991 * doc/invoke.texi: Document vulcan as an available option.
1993 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1995 * cse.c (canon_asm_operands): New function extracted from...
1996 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1997 either standalone or member of a PARALLEL.
1999 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2002 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
2003 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
2004 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
2006 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
2009 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
2010 constant addresses if can_create_pseudo_p.
2012 2016-06-21 Jakub Jelinek <jakub@redhat.com>
2014 PR tree-optimization/71588
2015 * tree-ssa-strlen.c (valid_builtin_call): New function.
2016 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
2019 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2022 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
2023 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
2024 for conversion of scalar user var to complex type and use the
2025 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2028 PR rtl-optimization/71591
2029 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2030 don't run any tests.
2032 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2035 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2036 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2037 space for PIC with non-v32 and the common non-PIC "jump".
2039 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2042 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2043 returned values and add UN*/LTGT/*ORDERED cases with values matching
2044 D operand modifier on vcmp for AVX.
2046 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2048 * config/aarch64/aarch64.opt
2049 (mpc-relative-literal-loads): Rename internal option name.
2050 * config/aarch64/aarch64.c
2051 (aarch64_nopcrelative_literal_loads): Rename to
2052 aarch64_pcrelative_literal_loads.
2053 (aarch64_expand_mov_immediate): Likewise.
2054 (aarch64_secondary_reload): Likewise.
2055 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2056 (aarch64_override_options_after_change_1): Rename and simplify logic.
2057 (aarch64_classify_symbol): Merge large model checks into switch,
2058 remove pc-relative load check.
2060 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2062 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2063 costs relative to the cost of a register move.
2065 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2067 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2068 (vcvt_n_f64_u64): Likewise.
2069 (vcvt_n_s64_f64): Likewise.
2070 (vcvt_n_u64_f64): Likewise.
2071 (vcvt_f64_s64): Likewise.
2072 (vrecpe_f64): Likewise.
2073 (vcvt_f64_u64): Likewise.
2074 (vrecps_f64): Likewise.
2076 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2078 * config/aarch64/aarch64.md
2079 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2081 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2083 * config/aarch64/aarch64-builtins.c
2084 (aarch64_types_binop_uss_qualifiers): Delete.
2085 (TYPES_BINOP_USS): Likewise.
2086 (aarch64_types_binop_sus_qualifiers): Likewise.
2087 (TYPES_BINOP_SUS): Likewise.
2088 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2089 (TYPES_FCVTIMM_SUS): Likewise.
2090 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2092 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2093 (fcvtzs): Use SHIFTIMM rather than BINOP.
2094 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2096 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2098 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2099 costs relative to the cost of a register move.
2101 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2103 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2104 Allow scalar/single vector modes to be tieable.
2106 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2108 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2110 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2112 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2114 * tree.h (TYPE_ALIGN): Likewise.
2116 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2119 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2121 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2123 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2124 literal" build warnings.
2125 (avr_print_operand_address): Dito.
2127 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2130 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2131 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2133 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2135 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2137 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2140 * reload1.c (reload): Pass 0 to finish_spills when called because
2141 update_eliminables_and_spill returns true and remove did_spill.
2142 (finish_spills): Adjust comment and document GLOBAL parameter.
2144 2016-06-17 DJ Delorie <dj@redhat.com>
2147 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2148 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2149 (umulqihi3_virt): Likewise.
2150 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2151 (umulqihi3_real): Likewise.
2153 2016-06-17 Martin Liska <mliska@suse.cz>
2155 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2157 2016-06-17 Martin Liska <mliska@suse.cz>
2159 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2161 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2163 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2165 (vaddq_f32): Likewise.
2166 (vmul_f32): Likewise.
2167 (vmulq_f32): Likewise.
2168 (vsub_f32): Likewise.
2169 (vsubq_f32): Likewise.
2171 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2173 PR tree-optimization/71347
2174 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2175 cost for all uses in group.
2177 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2179 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2180 insert gimple seq if it's not empty.
2182 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2184 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2186 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2188 (comp_dr_with_seg_len_pair): Ditto.
2189 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2190 struct dr_with_seg_len_pair against DR_OFFSET.
2191 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2194 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2196 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2198 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2200 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2201 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2202 (pa_output_millicode_call): Likewise.
2203 (pa_output_call): Likewise.
2204 (pa_output_indirect_call): Likewise.
2205 (pa_asm_output_mi_thunk): Likewise.
2207 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2209 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2211 2016-06-16 Martin Liska <mliska@suse.cz>
2213 * predict.c (combine_predictions_for_insn): When we find a first
2214 match predictor, we should consider just predictors with
2215 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2216 DS theory predictor.
2217 (combine_predictions_for_bb): Likewise.
2219 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2221 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2222 with base of reference to struct.
2224 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2226 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2228 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2231 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2232 progmem_swtable_section.
2233 (progmem_swtable_section): Remove.
2234 (avr_asm_function_rodata_section): Remove.
2235 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2236 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2238 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2240 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2241 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2242 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2243 signature_CENTAUR_ebx.
2244 * config/i386/i386.c (ix86_option_override_internal): Add
2245 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2246 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2247 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2249 2016-06-16 Martin Liska <mliska@suse.cz>
2251 * predict.def: Add fortran loop preheader predictor.
2252 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2253 fold IFN_BUILTIN_EXPECT with a known constant argument.
2255 2016-06-16 Martin Liska <mliska@suse.cz>
2257 * predict.def: Add 'Fortran' to display text of all
2258 PRED_FORTRAN_* predictors.
2260 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2263 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2264 [IA64_BUILTIN_NANSQ]: Ditto.
2265 (ia64_fold_builtin): New function.
2266 (TARGET_FOLD_BUILTIN): New define.
2267 (ia64_init_builtins) Declare const_string_type node.
2268 Add __builtin_nanq and __builtin_nansq builtin functions.
2269 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2271 2016-06-16 Nick Clifton <nickc@redhat.com>
2273 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2274 MSP430_HWMULT_ prefix to enum values.
2275 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2276 * config/msp430/msp430.c: Update use of enum values.
2277 * config/msp430/msp430.md: Likewise.
2278 * config/msp430/msp430.opt: Likewise.
2280 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2282 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2283 of comparsions in the last iteration.
2285 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2286 Joern Rennecke <joern.rennecke@embecosm.com>
2288 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2290 (arc_needs_pcl_p): Add GOTOFFPC.
2291 (arc_legitimate_pic_addr_p): Likewise.
2292 (arc_output_pic_addr_const): Likewise.
2293 (arc_legitimize_pic_address): Generate a pc-relative address using
2295 (arc_output_libcall): Use @pcl syntax.
2296 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2297 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2298 (*movsi_insn): Use @pcl syntax.
2299 (doloop_begin_i): Likewise.
2301 2016-06-16 Martin Liska <mliska@suse.cz>
2303 * predict.def: Define a new predictor.
2305 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2307 * config/arc/arc.opt (mtp-regno): Update text.
2309 2016-06-16 Renlin Li <renlin.li@arm.com>
2311 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2313 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2316 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2317 (setcc + and peephole2): Likewise.
2319 PR rtl-optimization/71532
2320 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2323 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2325 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2326 DImode constants with XXSPLTIB in vector registers.
2327 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2328 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2329 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2330 extraction of the element at the top of the register as a scalar
2332 (vsx_extract_<mode>_internal1): Likewise.
2333 (vsx_extract_<mode>_internal2): Likewise.
2334 * config/rs6000/constraints.md (wi constraint): Remove a comment
2335 about DImode not being allowed in Altivec registers.
2336 (wB constraint): New constraint for constants that can be
2337 generated in Altivec registers with VSPLTISW/VUPKHSW.
2338 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2340 (xxspltib_constant_nosplit): Likewise.
2341 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2342 support for -mupper-regs-di to enable DImode to go into Altivec
2344 (POWERPC_MASKS): Likewise.
2345 (power7 cpu): Likewise.
2346 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2347 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2348 for DImode being allowed in Altivec registers. Update wi/wj
2349 constraints. Set scalar_in_vmx_p flag.
2350 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2351 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2352 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2353 (rs6000_opt_masks): Add -mupper-regs-di.
2354 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2355 direct move to use wi and not wj.
2357 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2359 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2360 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2361 any VSX register, instead of just Altivec registers, to allow
2362 either operand to be an Altivec register or both.
2363 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2364 (movdi_internal32): Add support for -mupper-regs-di. Add support
2365 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2366 the alternatives and attributes to be lined up to be easier to
2368 (movdi_internal64): Likewise.
2369 (64-bit DImode splitters): Change predicates to only split loading
2370 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2371 load constants in ISA 3.0 or ISA 2.07 respectively.
2372 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2373 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2374 mention -mcpu=power9 sets these options.
2375 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2378 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2381 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2382 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2383 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2384 by default to warn misspelled interrupt/ signal handler.
2385 * doc/invoke.texi (AVR Options): Document it. Update description
2386 for -nodevicelib option.
2388 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2390 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2391 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2392 (aarch64_<sur>shll2_n<mode>): Likewise.
2394 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2397 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2398 DECL_CONTEXT for copied arguments.
2400 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2402 PR tree-optimization/71483
2403 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2406 2016-06-15 Martin Liska <mliska@suse.cz>
2408 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2409 instead of predict_edge w/o a probability.
2411 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2413 PR tree-optimization/71439
2414 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2417 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2419 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2420 register subregs in SET_SRC.
2422 2016-06-15 Richard Biener <rguenther@suse.de>
2424 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2427 2016-06-15 Richard Biener <rguenther@suse.de>
2429 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2430 not consider dependences between accesses that belong to the
2432 (vect_analyze_data_ref_dependences): Do not analyze read-read
2433 or self-dependences.
2435 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2437 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2439 (find_closest_identifier): Reimplement in terms of
2440 best_match<tree,tree>.
2441 * spellcheck-tree.h: New file.
2442 * spellcheck.c (struct edit_distance_traits<const char *>): New
2444 (find_closest_string): Reimplement in terms of
2445 best_match<const char *, const char *>.
2446 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2447 overload to spellcheck-tree.h.
2448 (find_closest_identifier): Likewise.
2449 (struct edit_distance_traits<T>): New template.
2450 (class best_match): New class.
2452 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2454 * selftest-run-tests.c (selftest::run_tests): Call
2455 selftest::spellcheck_tree_c_tests.
2456 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2457 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2458 (selftest::test_find_closest_identifier): New function.
2459 (selftest::spellcheck_tree_c_tests): New function.
2460 * spellcheck.c (selftest::test_find_closest_string): Verify that
2461 the order of the vec does not affect the results for this case.
2462 (selftest::test_data): New array.
2463 (selftest::test_metric_conditions): New function.
2464 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2465 Call selftest::test_metric_conditions.
2467 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2469 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2470 (BU_P9_MISC_1): Likewise.
2471 (BU_P9_64BIT_MISC_0): Likewise.
2472 (BU_P9_MISC_0): Likewise.
2474 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2476 * gcc-rich-location.c
2477 (gcc_rich_location::add_fixit_misspelled_id): New method.
2478 * gcc-rich-location.h
2479 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2481 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2483 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2484 FreeBSD 11 and above.
2486 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2488 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2490 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2492 * expmed.h: Close parenthesis in "at your option" in copyright
2494 * lower-subreg.h: Likewise.
2496 2016-06-14 Richard Biener <rguenther@suse.de>
2499 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2502 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2504 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2506 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2508 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2510 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2511 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2513 2016-06-14 Richard Biener <rguenther@suse.de>
2515 PR tree-optimization/71522
2516 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2517 copying into float copying.
2519 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2521 PR tree-optimization/71520
2522 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2523 (replace_block_by): Move user labels from bb1 to bb2.
2525 2016-06-14 Richard Biener <rguenther@suse.de>
2529 * expr.h (get_bit_range): Declare.
2530 * expr.c (get_bit_range): Export.
2531 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2532 word_mode again to constrain the bitfield access.
2534 2016-06-14 Richard Biener <rguenther@suse.de>
2536 PR tree-optimization/71521
2537 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2538 division int_const_binop against zero divisor.
2540 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2542 * config/i386/i386.md (signbittf2): New expander.
2543 * config/i386/sse.md (ptesttf2): New insn pattern.
2545 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2548 * input.c (selftest::test_reading_source_line): Avoid reading from
2549 __FILE__ by creating a tempfile with known content and reading
2552 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2554 * pretty-print.c (assert_pp_format_colored): Skip the test if
2556 (test_pp_format): Remove comment about GCC_COLORS.
2558 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2560 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2561 * pretty-print.c (assert_pp_format_va): Add location param and use
2562 it with ASSERT_STREQ_AT.
2563 (assert_pp_format): Add location param and pass it to
2564 assert_pp_format_va.
2565 (assert_pp_format_colored): Likewise.
2566 (ASSERT_PP_FORMAT_1): New.
2567 (ASSERT_PP_FORMAT_2): New.
2568 (ASSERT_PP_FORMAT_3): New.
2569 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2570 explicitly, or implicitly via the above macros.
2571 * selftest.c (selftest::pass): Use a selftest::location rather
2573 (selftest::fail): Likewise. Print the function name.
2574 (selftest::fail_formatted): Likewise.
2575 (selftest::assert_streq): Use a selftest::location rather than
2577 * selftest.h (selftest::location): New struct.
2578 (SELFTEST_LOCATION): New macro.
2579 (selftest::pass): Accept a const location & rather than file
2581 (selftest::fail): Likewise.
2582 (selftest::fail_formatted): Likewise.
2583 (selftest::assert_streq): Likewise.
2584 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2585 (ASSERT_FALSE): Likewise.
2586 (ASSERT_EQ): Likewise.
2587 (ASSERT_NE): Likewise.
2588 (ASSERT_STREQ): Likewise.
2589 (ASSERT_PRED1): Likewise.
2590 (ASSERT_STREQ_AT): New macro.
2592 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2594 * selftest.c (selftest::fail_formatted): New function.
2595 (selftest::assert_streq): New function.
2596 * selftest.h (selftests::fail_formatted): New decl.
2597 (selftest::assert_streq): New decl.
2598 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2600 2016-06-13 Jeff Law <law@redhat.com>
2602 PR tree-optimization/71403
2603 * tree-ssa-threadbackward.c
2604 (convert_and_register_jump_thread_path): No longer accept reference
2605 to path. Do not pop items off the path anymore.
2606 (fsm_find_control_statement_thread_paths): Do not allow threading
2607 to a deeper loop nest. Pop the last item off the path here rather
2608 than in convert_and_register_jump_thread_path.
2610 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2611 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2613 [AArch64] Emit division using the Newton series
2615 * config/aarch64/aarch64-protos.h
2616 (cpu_approx_modes): Add new member "division".
2617 (aarch64_emit_approx_div): Declare new function.
2618 * config/aarch64/aarch64.c
2619 (generic_approx_modes): New member "division".
2620 (exynosm1_approx_modes): Likewise.
2621 (xgene1_approx_modes): Likewise.
2622 (aarch64_emit_approx_div): Define new function.
2623 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2624 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2625 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2626 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2628 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2629 Wilco Dijkstra <wilco.dijkstra@arm.com>
2631 [AArch64] Emit square root using the Newton series
2633 * config/aarch64/aarch64-protos.h
2634 (aarch64_emit_approx_rsqrt): Replace with new function
2635 "aarch64_emit_approx_sqrt".
2636 (cpu_approx_modes): New member "sqrt".
2637 * config/aarch64/aarch64.c
2638 (generic_approx_modes): New member "sqrt".
2639 (exynosm1_approx_modes): Likewise.
2640 (xgene1_approx_modes): Likewise.
2641 (aarch64_emit_approx_rsqrt): Replace with new function
2642 "aarch64_emit_approx_sqrt".
2643 (aarch64_override_options_after_change_1): Handle new option.
2644 * config/aarch64/aarch64-simd.md
2645 (rsqrt<mode>2): Use new function instead.
2646 (sqrt<mode>2): New expansion and insn definitions.
2647 * config/aarch64/aarch64.md: Likewise.
2648 * config/aarch64/aarch64.opt
2649 (mlow-precision-sqrt): Add new option description.
2650 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2652 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2654 [AArch64] Add more choices for the reciprocal square root approximation
2656 Allow a target to prefer such operation depending on the operation mode.
2658 * config/aarch64/aarch64-protos.h
2659 (AARCH64_APPROX_MODE): New macro.
2660 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2661 (cpu_approx_modes): New structure.
2662 (tune_params): New member "approx_modes".
2663 * config/aarch64/aarch64-tuning-flags.def
2664 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2665 * config/aarch64/aarch64.c
2666 (generic_approx_modes): New core "cpu_approx_modes" structure.
2667 (exynosm1_approx_modes): Likewise.
2668 (xgene1_approx_modes): Likewise.
2669 (generic_tunings): New member "approx_modes".
2670 (cortexa35_tunings): Likewise.
2671 (cortexa53_tunings): Likewise.
2672 (cortexa57_tunings): Likewise.
2673 (cortexa72_tunings): Likewise.
2674 (exynosm1_tunings): Likewise.
2675 (thunderx_tunings): Likewise.
2676 (xgene1_tunings): Likewise.
2677 (use_rsqrt_p): New argument for the mode and use new member from
2679 (aarch64_builtin_reciprocal): Devise mode from builtin.
2680 (aarch64_optab_supported_p): New argument for the mode.
2681 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2683 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2685 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2686 RS6000_BTM_MODULO flag into the set of flags that are considered
2687 to be part of the common configuration.
2689 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2691 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2692 difference unsigned.
2693 (vec_absdb): New macro for vector absolute difference unsigned
2695 (vec_absdh): New macro for vector absolute difference unsigned
2697 (vec_absdw): New macro for vector absolute difference unsigned word.
2698 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2699 (vadu<mode>3): New insn.
2700 (*p9_vadu<mode>3): New insn.
2701 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2703 (vaduh): New built-in definition.
2704 (vaduw): New built-in definition.
2705 (vadu): New overloaded built-in definition.
2706 (vadub): New overloaded built-in definition.
2707 (vaduh): New overloaded built-in definition.
2708 (vaduw): New overloaded built-in definition.
2709 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2710 overloaded vector absolute difference unsigned functions.
2711 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2712 the ISA 3.0 vector absolute difference unsigned built-in functions.
2714 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2716 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2717 update shared_lookup_references only once after changing operands.
2719 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2722 * tree-nested.c (convert_nonlocal_omp_clauses)
2723 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2725 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2726 * tree.def (CASE_LABEL_EXPR): Likewise.
2728 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2731 * input.c (test_builtins): Fix an assertion.
2733 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2735 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2738 (isinf<mode>2): Ditto.
2740 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2742 * ggc-tests.c (test_finalization): Only test need_finalization_p
2743 for GCC_VERSION >= 4003.
2745 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2747 * config/s390/vecintrin.h: Fix file description in comment.
2749 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2751 * config/s390/s390-builtin-types.def: Change builtin type naming
2752 scheme to match builtin-types.def.
2754 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2756 * fold-const.c (optimize_minmax_comparison): Remove.
2757 (fold_comparison): Remove call to the above.
2758 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2759 New transformations.
2761 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2763 PR tree-optimization/71416
2764 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2767 2016-06-13 Martin Liska <mliska@suse.cz>
2769 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2770 (combine_predictions_for_insn): Likewise.
2771 (prune_predictions_for_bb): Likewise.
2772 (combine_predictions_for_bb): Likewise.
2774 2016-06-13 Richard Biener <rguenther@suse.de>
2776 PR tree-optimization/71505
2777 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2778 assert match comment.
2780 2016-06-13 Marek Polacek <polacek@redhat.com>
2783 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2784 gimplify_switch_expr.
2785 (warn_switch_unreachable_r): New function.
2787 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2790 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2793 2016-06-13 Richard Biener <rguenther@suse.de>
2796 * fold-const.c (fold_unary_loc): Preserve alignment when
2797 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2799 2016-06-13 Martin Liska <mliska@suse.cz>
2802 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2803 w/ -fsanitize=bounds.
2805 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2807 * config/i386/i386.c (ix86_init_builtins): Calculate
2808 FLOAT128_FTYPE_CONST_STRING function type only once.
2809 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2810 built-in functions are available for x86-32 and x86-64 targets.
2812 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2815 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2817 (FLOAT128_FTYPE_CONST_STRING): New function type.
2818 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2819 [IX86_BUILTIN_NANSQ]: Ditto.
2820 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2821 (ix86_init_builtin_types): Declare const_string_type_node.
2822 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2824 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2825 * doc/extend.texi (x86 Built-in Functions): Document
2826 __builtin_nanq and __builtin_nansq.
2828 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2831 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2832 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2833 length for pop patterns.
2834 (arm_attr_length_push_multi): Update comments.
2835 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2837 (*pop_multiple_with_writeback_and_return): Likewise.
2838 (*pop_multiple_with_return): Likewise.
2840 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2843 * fold-const.c (optimize_bit_field_compare): Don't try to use
2844 word_mode unconditionally for reading the bit field, look at
2845 DECL_BIT_FIELD_REPRESENTATIVE instead.
2847 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2850 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2851 vector integer type.
2853 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2856 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2857 without LABEL_DECL, set *handled_ops_p to false instead of true.
2859 2016-06-10 Martin Sebor <msebor@redhat.com>
2862 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2863 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2864 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2866 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2867 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2868 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2869 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2870 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2871 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2872 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2873 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2875 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2877 * config/arm/arm.h (pool_vector_label,
2878 return_used_this_function): Remove.
2880 2016-06-10 Jeff Law <law@redhat.com>
2882 PR tree-optimization/71335
2883 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2884 zero length paths here.
2885 (convert_and_register_jump_thread_path): Remove hacks related to
2886 duplicated blocks in the jump thread path.
2887 (fsm_find_control_statement_thread_paths): Avoid putting the same
2888 block on the thread path twice, but ensure the thread path is
2889 unchanged from the caller's point of view.
2891 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2893 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2894 * predict.def (PRED_LOOP_BRANCH): Remove.
2896 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2898 * Makefile.in (OBJS): Add ggc-tests.o.
2899 (GTFILES): Add ggc-tests.c.
2900 * ggc-tests.c: New file.
2901 * selftest-run-tests.c (selftest::run_tests): Call
2902 selftest::ggc_tests_c_tests.
2903 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2905 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2907 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2909 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2912 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2913 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2915 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2917 * profile.c: Include cfgloop.h.
2918 (branch_prob): Compute estimated number of iterations.
2919 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2920 recompute estimate number of iterations from profile.
2922 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2925 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2926 must be grouped on top of stack. Don't force early clobber
2927 on ordinary reg outputs.
2929 2016-06-10 Richard Biener <rguenther@suse.de>
2931 * targhooks.c (default_builtin_vectorization_cost): Adjust
2934 2016-06-10 Richard Biener <rguenther@suse.de>
2936 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2937 to fold the RHS to a constant if possible.
2939 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2942 * tree-nested.c (convert_nonlocal_omp_clauses)
2943 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2944 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2945 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2947 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2949 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2951 * omp-low.c (scan_sharing_clauses): Don't expect
2954 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2956 PR tree-optimization/71407
2957 PR tree-optimization/71416
2958 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2961 2016-06-10 Richard Biener <rguenther@suse.de>
2964 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2966 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2968 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2970 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2971 Jiong Wang <jiong.wang@arm.com>
2973 PR rtl-optimization/70751
2974 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2975 spilled into memory.
2977 2016-06-09 Jonathan Yong <10walls@gmail.com>
2980 2015-09-21 Jonathan Yong <10walls@gmail.com>
2982 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2983 sysroot/usr/lib/32api for additional win32 libraries,
2984 fixes failing Cygwin bootstrapping.
2986 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2988 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2991 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2994 * pretty-print.c (pp_indent): Specify that %p is printed in a
2995 host-dependent manner.
2996 (test_pp_format): Remove the test for %p.
2998 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
3000 * config/mips/mips.c (mips_output_jump): Fix formatting.
3002 2016-06-09 Richard Biener <rguenther@suse.de>
3004 PR tree-optimization/71462
3005 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
3008 2016-06-09 Martin Liska <mliska@suse.cz>
3010 * predict.c (dump_prediction): Add new argument.
3011 (enum predictor_reason): New enum.
3012 (struct predictor_hash): New struct.
3013 (predictor_hash::hash): New function.
3014 (predictor_hash::equal): Likewise.
3015 (not_removed_prediction_p): New function.
3016 (prune_predictions_for_bb): Likewise.
3017 (combine_predictions_for_bb): Prune predictions.
3019 2016-06-09 Martin Liska <mliska@suse.cz>
3021 * predict.c (filter_predictions): New function.
3022 (remove_predictions_associated_with_edge): Use the filter
3024 (equal_edge_p): New function.
3026 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3028 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3029 Correct usage of @samp vs @option, add @samp where appropriate.
3030 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3031 Add armv6s-m and document it, as it is no official ARM name.
3033 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3035 * ifcvt.c (struct noce_if_info): Add transform_name field.
3036 (noce_try_move): Set if_info->transform_name to the function name.
3037 (noce_try_ifelse_collapse): Likewise.
3038 (noce_try_store_flag): Likewise.
3039 (noce_try_inverse_constants): Likewise.
3040 (noce_try_store_flag_constants): Likewise.
3041 (noce_try_addcc): Likewise.
3042 (noce_try_store_flag_mask): Likewise.
3043 (noce_try_cmove): Likewise.
3044 (noce_try_cmove_arith): Likewise.
3045 (noce_try_minmax): Likewise.
3046 (noce_try_abs): Likewise.
3047 (noce_try_sign_mask): Likewise.
3048 (noce_try_bitop): Likewise.
3049 (noce_convert_multiple_sets): Likewise.
3050 (noce_process_if_block): Print if_info->transform_name to
3051 dump_file if transformation succeeded.
3053 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3055 * config/arm/cortex-a57.md (cortex_a57_alu):
3058 2016-06-08 Martin Sebor <msebor@redhat.com>
3059 Jakub Jelinek <jakub@redhat.com>
3063 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3064 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3065 * builtins.c: Include gimple-fold.h.
3066 (fold_builtin_arith_overflow): Handle
3067 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3068 (fold_builtin_3): Likewise.
3069 * doc/extend.texi (Integer Overflow Builtins): Document
3070 __builtin_{add,sub,mul}_overflow_p.
3072 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3074 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3075 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3077 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3079 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3080 Rewrite, looking one level down for records and arrays.
3082 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3084 * pretty-print.c: Include "selftest.h".
3085 (pp_format): Fix comment.
3086 (identifier_to_locale): Likewise.
3087 (selftest::test_basic_printing): New function.
3088 (selftest::assert_pp_format): New function.
3089 (selftest::test_pp_format): New function.
3090 (selftest::pretty_print_c_tests): New function.
3091 * selftest-run-tests.c (selftest::run_tests): Call
3092 selftest::pretty_print_c_tests.
3093 * selftest.h (pretty_print_c_tests): New declaration.
3095 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3097 * invoke.texi (max-loop-headers-insns): Document.
3098 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3099 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3100 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3102 2016-06-08 Richard Biener <rguenther@suse.de>
3104 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3105 on strided SLP loads and fall back to scalar loads in case
3106 we can't chunk them.
3108 2016-06-08 Richard Biener <rguenther@suse.de>
3110 PR tree-optimization/71452
3111 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3112 type used for the SSA rewrite has enough precision to cover
3113 the dynamic type of the location.
3115 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3116 Richard Biener <rguenther@suse.de>
3119 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3120 the same as DECL_P (base0) for indirect_base0. Use equality_code
3121 in one further place.
3123 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3125 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3126 to one word if the field is known to overlap other words.
3127 (extract_bit_field_1): Likewise.
3128 (store_split_bit_field): Remove compensating code.
3129 (extract_split_bit_field): Likewise.
3131 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3135 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3137 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3139 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3141 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3142 (arch64_addpv4sf): Delete.
3143 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3144 "gen_aarch64_addpv4sf".
3145 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3147 (vpadds_f32): Likewise.
3148 (vpaddq_f32): Likewise.
3149 (vpaddq_f64): Likewise.
3151 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3153 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3155 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3156 to VALLF. Rename to "fabd<mode>3".
3157 "*fabd_scalar<mode>3): Delete.
3158 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3160 (vabdd_f64): Likewise.
3161 (vabd_f32): Likewise.
3162 (vabd_f64): Likewise.
3163 (vabdq_f32): Likewise.
3164 (vabdq_f64): Likewise.
3166 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3168 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3170 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3171 "aarch64_rsqrts<mode>".
3172 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3173 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3175 (vrsqrtsd_f64): Likewise.
3176 (vrsqrts_f32): Likewise.
3177 (vrsqrts_f64): Likewise.
3178 (vrsqrtsq_f32): Likewise.
3179 (vrsqrtsq_f64): Likewise.
3181 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3183 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3185 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3186 "aarch64_rsqrte<mode>".
3187 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3188 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3190 (vrsqrted_f64): Likewise.
3191 (vrsqrte_f32): Likewise.
3192 (vrsqrte_f64): Likewise.
3193 (vrsqrteq_f32): Likewise.
3194 (vrsqrteq_f64): Likewise.
3196 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3198 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3202 * config/aarch64/aarch64-simd.md
3203 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3204 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3205 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3207 (vcvt_n_f32_u32): Likewise.
3208 (vcvt_n_s32_f32): Likewise.
3209 (vcvt_n_u32_f32): Likewise.
3210 (vcvtq_n_f32_s32): Likewise.
3211 (vcvtq_n_f32_u32): Likewise.
3212 (vcvtq_n_f64_s64): Likewise.
3213 (vcvtq_n_f64_u64): Likewise.
3214 (vcvtq_n_s32_f32): Likewise.
3215 (vcvtq_n_s64_f64): Likewise.
3216 (vcvtq_n_u32_f32): Likewise.
3217 (vcvtq_n_u64_f64): Likewise.
3218 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3219 (VSDQ_SDI): Likewise.
3220 (fcvt_target): Support V4DI, V4SI and V2SI.
3221 (FCVT_TARGET): Likewise.
3223 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3225 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3226 (TYPES_BINOP_SUS): Likewise.
3227 (aarch64_simd_builtin_data): Update include file name.
3228 (aarch64_builtins): Likewise.
3229 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3230 for conversion between scalar float-point and fixed-point.
3234 * config/aarch64/aarch64.md
3235 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3236 pattern for conversion between scalar float to fixed-pointer.
3237 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3238 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3239 (UNSPEC_FCVTZU): Likewise.
3240 (UNSPEC_SCVTF): Likewise.
3241 (UNSPEC_UCVTF): Likewise.
3242 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3244 (vcvtd_n_f64_u64): Likewise.
3245 (vcvtd_n_s64_f64): Likewise.
3246 (vcvtd_n_u64_f64): Likewise.
3247 (vcvtd_n_f32_s32): Likewise.
3248 (vcvts_n_f32_u32): Likewise.
3249 (vcvtd_n_s32_f32): Likewise.
3250 (vcvts_n_u32_f32): Likewise.
3251 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3253 (FCVT_TARGET): Likewise.
3254 (FCVT_FIXED2F): New iterator.
3255 (FCVT_F2FIXED): Likewise.
3256 (fcvt_fixed_insn): New define_int_attr.
3258 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3260 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3261 some statements was removed.
3263 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3265 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3266 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3267 (vect_can_advance_ivs_p): likewise.
3268 (vect_update_ivs_after_vectorizer): likewise.
3269 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3270 (vect_analyze_scalar_cycles_1): likewise.
3271 (vect_analyze_loop_operations): likewise.
3272 (report_vect_op): likewise.
3273 (vect_is_slp_reduction): likewise.
3274 (vect_is_simple_reduction): likewise.
3275 (get_initial_def_for_induction): likewise.
3276 (vect_transform_loop): likewise.
3277 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3278 (vect_recog_sad_pattern): likewise.
3279 (vect_recog_widen_sum_pattern): likewise.
3280 (vect_recog_widening_pattern): likewise.
3281 (vect_recog_divmod_pattern): likewise.
3282 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3283 (vect_analyze_slp_instance): likewise.
3284 (vect_transform_slp_perm_load): likewise.
3285 (vect_schedule_slp_instance): likewise.
3287 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3289 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3290 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3291 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3292 (PRED_LOOP_BRANCH): Document predictor as broken.
3293 (PRED_LOOP_EXIT): Change hitrate 91->92.
3294 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3295 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3296 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3297 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3298 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3299 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3300 (PRED_CALL): Chane hitrate 71->67.
3301 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3302 (PRED_GOTO): Document as unused right now.
3303 (PRED_CONST_RETURN): Change hitrate 67->69
3304 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3305 (PRED_NULL_RETURN): Change hitrate 91->90.
3306 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3307 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3308 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3310 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3312 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3313 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3314 special case Altivec builtin.
3315 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3316 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3317 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3318 code for ALTIVEC_BUILTIN_VEC_MUL.
3319 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3320 for __builtin_vec_mul.
3322 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3324 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3327 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3329 * spellcheck.c (selftest::test_find_closest_string): New function.
3330 (spellcheck_c_tests): Call the above.
3332 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3334 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3336 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3338 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3339 Yv=Yv,C alternatives.
3341 2016-06-07 Richard Biener <rguenther@suse.de>
3344 * common.opt (ffast-math): Make Optimization.
3346 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3347 Prachi Godbole <prachi.godbole@imgtec.com>
3349 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3350 `fabs' and `fneg' type attributes.
3351 (p5600_fpu_fabs): Add `fmove' to the comment.
3353 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3355 * gimple.c: Include builtins.h
3356 (gimple_inexpensive_call_p): New function.
3357 * gimple.h (gimple_inexpensive_call_p): Declare.
3358 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3359 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3362 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3364 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3365 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3366 warning_at_rich_loc, warning_n, pedwarn, permerror,
3367 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3368 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3371 2016-06-07 Richard Biener <rguenther@suse.de>
3373 PR tree-optimization/71428
3374 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3375 BIT_FIELD_REF op vs. load.
3377 2016-06-07 Richard Biener <rguenther@suse.de>
3380 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3383 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3385 * config/pa/pa.md (call): Generate indirect long calls to non-local
3386 functions on TARGET_64BIT.
3387 (call_value): Likewise.
3389 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3391 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3392 pattern and subsequent splitters.
3393 (call_val_reg_64bit_post_reload): Likewise.
3395 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3398 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3399 propagate_op_to_single_use.
3401 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3404 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3406 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3409 (enum x86_dirflag_state): New enum.
3410 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3411 (machine_function): Remove needs_cld.
3412 (ix86_current_function_needs_cld): Remove.
3413 * config/i386/i386.c (ix86_set_func_type): Set
3414 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3415 (ix86_expand_prologue): Do not emit CLD here.
3416 (ix86_dirflag_mode_needed): New function.
3417 (ix86_dirflag_mode_entry): Ditto.
3418 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3419 (ix86_mode_after): Ditto.
3420 (ix86_mode_entry): Ditto.
3421 (ix86_mode_exit): Ditto.
3422 (ix86_emit_mode_set): Ditto.
3423 * config/i386/i386.md (strmov_singleop): Set
3424 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3425 Do not set ix86_current_function_needs_cld.
3427 (strset_singleop): Ditto.
3429 (cmpstrnqi_nz_1): Ditto.
3430 (cmpstrnqi_1): Ditto.
3431 (strlenqi_1): Ditto.
3433 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3435 PR tree-optimization/71259
3436 * tree-vect-slp.c (vect_get_constant_vectors): For
3437 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3438 one for constant op, and use COND_EXPR for non-constant.
3440 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3442 * Makefile.in (OBJS): Add function-tests.o,
3443 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3444 selftest-run-tests.o.
3445 (OBJS-libcommon): Add selftest.o.
3446 (OBJS-libcommon-target): Add selftest.o.
3447 (all.internal): Add "selftest".
3448 (all.cross): Likewise.
3449 (selftest): New phony target.
3450 (s-selftest): New target.
3451 (selftest-gdb): New phony target.
3452 (COLLECT2_OBJS): Add selftest.o.
3453 * bitmap.c: Include "selftest.h".
3454 (selftest::test_gc_alloc): New function.
3455 (selftest::test_set_range): New function.
3456 (selftest::test_clear_bit_in_middle): New function.
3457 (selftest::test_copying): New function.
3458 (selftest::test_bitmap_single_bit_set_p): New function.
3459 (selftest::bitmap_c_tests): New function.
3460 * common.opt (fself-test): New.
3461 * diagnostic-show-locus.c: Include "selftest.h".
3462 (make_range): New function.
3463 (test_range_contains_point_for_single_point): New function.
3464 (test_range_contains_point_for_single_line): New function.
3465 (test_range_contains_point_for_multiple_lines): New function.
3466 (assert_eq): New function.
3467 (test_get_line_width_without_trailing_whitespace): New function.
3468 (selftest::diagnostic_show_locus_c_tests): New function.
3469 * et-forest.c: Include "selftest.h".
3470 (selftest::test_single_node): New function.
3471 (selftest::test_simple_tree): New function.
3472 (selftest::test_disconnected_nodes): New function.
3473 (selftest::et_forest_c_tests): New function.
3474 * fold-const.c: Include "selftest.h".
3475 (selftest::assert_binop_folds_to_const): New function.
3476 (selftest::assert_binop_folds_to_nonlvalue): New function.
3477 (selftest::test_arithmetic_folding): New function.
3478 (selftest::fold_const_c_tests): New function.
3479 * function-tests.c: New file.
3480 * gimple.c: Include "selftest.h".
3481 Include "gimple-pretty-print.h".
3482 (selftest::verify_gimple_pp): New function.
3483 (selftest::test_assign_single): New function.
3484 (selftest::test_assign_binop): New function.
3485 (selftest::test_nop_stmt): New function.
3486 (selftest::test_return_stmt): New function.
3487 (selftest::test_return_without_value): New function.
3488 (selftest::gimple_c_tests): New function.
3489 * hash-map-tests.c: New file.
3490 * hash-set-tests.c: New file.
3491 * input.c: Include "selftest.h".
3492 (selftest::assert_loceq): New function.
3493 (selftest::test_accessing_ordinary_linemaps): New function.
3494 (selftest::test_unknown_location): New function.
3495 (selftest::test_builtins): New function.
3496 (selftest::test_reading_source_line): New function.
3497 (selftest::input_c_tests): New function.
3498 * rtl-tests.c: New file.
3499 * selftest-run-tests.c: New file.
3500 * selftest.c: New file.
3501 * selftest.h: New file.
3502 * spellcheck.c: Include "selftest.h".
3503 (selftest::levenshtein_distance_unit_test_oneway): New function,
3504 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3505 (selftest::levenshtein_distance_unit_test): Likewise.
3506 (selftest::spellcheck_c_tests): Likewise.
3507 * toplev.c: Include selftest.h.
3508 (toplev::run_self_tests): New.
3509 (toplev::main): Handle -fself-test.
3510 * toplev.h (toplev::run_self_tests): New.
3511 * tree.c: Include "selftest.h".
3512 (selftest::test_integer_constants): New function.
3513 (selftest::test_identifiers): New function.
3514 (selftest::test_labels): New function.
3515 (selftest::tree_c_tests): New function.
3516 * tree-cfg.c: Include "selftest.h".
3517 (selftest::push_fndecl): New function.
3518 (selftest::test_linear_chain): New function.
3519 (selftest::test_diamond): New function.
3520 (selftest::test_fully_connected): New function.
3521 (selftest::tree_cfg_c_tests): New function.
3522 * vec.c: Include "selftest.h".
3523 (selftest::safe_push_range): New function.
3524 (selftest::test_quick_push): New function.
3525 (selftest::test_safe_push): New function.
3526 (selftest::test_truncate): New function.
3527 (selftest::test_safe_grow_cleared): New function.
3528 (selftest::test_pop): New function.
3529 (selftest::test_safe_insert): New function.
3530 (selftest::test_ordered_remove): New function.
3531 (selftest::test_unordered_remove): New function.
3532 (selftest::test_block_remove): New function.
3533 (selftest::reverse_cmp): New function.
3534 (selftest::test_qsort): New function.
3535 (selftest::vec_c_tests): New function.c.
3536 * wide-int.cc: Include selftest.h and wide-int-print.h.
3537 (selftest::from_int <wide_int>): New function.
3538 (selftest::from_int <offset_int>): New function.
3539 (selftest::from_int <widest_int>): New function.
3540 (selftest::assert_deceq): New function.
3541 (selftest::assert_hexeq): New function.
3542 (selftest::test_printing <VALUE_TYPE>): New function template.
3543 (selftest::test_ops <VALUE_TYPE>): New function template.
3544 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3545 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3547 (selftest::wide_int_cc_tests): New function.
3549 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3552 * ifcvt.c (noce_try_ifelse_collapse): New function.
3554 (noce_process_if_block): Call noce_try_ifelse_collapse.
3555 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3556 (simplify_ternary_operation): Use the above to simplify
3557 conditional CLZ/CTZ expressions.
3559 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3562 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3563 define_insn_and_split.
3565 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3568 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3570 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3573 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3574 Implicitly clobber memory for basic asm with non-empty assembler
3575 string. Use targetm.md_asm_adjust also here.
3576 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3577 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3578 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3579 non-empty assembler string.
3580 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3581 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3582 (decode_asm_operands): Handle basic asm in PARALLEL block.
3583 (extract_insn): Handle basic asm in PARALLEL block.
3584 * doc/extend.texi: Mention new behavior of basic asm.
3585 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3586 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3587 branch_needs_nop_p): Use asm_noperands.
3589 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3591 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3592 Include the M7 SPARC DFA scheduler.
3593 New attribute v3pipe.
3594 Annotate insns with v3pipe where appropriate.
3595 Define cpu_feature vis4.
3596 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3597 Add (V8QI "8") to vbits.
3598 Add insns {add,sub}v8qi3
3599 Add insns ss{add,sub}v8qi3
3600 Add insns us{add,sub}{v8qi,v4hi}3
3601 Add insns {min,max}{v8qi,v4hi,v2si}3
3602 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3603 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3604 * config/sparc/niagara4.md: Add a comment explaining the
3605 discrepancy between the documented latenty numbers and the
3607 * config/sparc/niagara7.md: New file.
3608 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3609 supports SPARC5 and VIS 4.0 instructions.
3610 * configure: Regenerate.
3611 * config.in: Likewise.
3612 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3613 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3614 TARGET_CPU_niagara7.
3615 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3616 (CPP_CPU_SPEC): Handle niagara7.
3617 (ASM_CPU_SPEC): Likewise.
3618 * config/sparc/sparc-opts.h (processor_type): Add
3620 (mvis4): New option.
3621 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3622 (AS_NIAGARA7_FLAG): Define.
3623 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3624 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3625 (CPP_CPU_SPEC): Handle niagara7.
3626 (ASM_CPU_SPEC): Likewise.
3627 * config/sparc/sparc.c (niagara7_costs): Define.
3628 (sparc_option_override): Handle niagara7 and adjust cache-related
3629 parameters with better values for niagara cpus. Also support VIS4.
3630 (sparc32_initialize_trampoline): Likewise.
3631 (sparc_use_sched_lookahead): Likewise.
3632 (sparc_issue_rate): Likewise.
3633 (sparc_register_move_cost): Likewise.
3634 (dump_target_flag_bits): Support VIS4.
3635 (sparc_vis_init_builtins): Likewise.
3636 (sparc_builtins): Likewise.
3637 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3639 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3641 * config/sparc/sparc.opt (sparc_processor_type): New value
3643 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3645 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3647 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3650 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3652 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3654 2016-06-06 Richard Biener <rguenther@suse.de>
3656 PR tree-optimization/71398
3657 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3660 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3662 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3663 ft32_expand_prolog, ft32_expand_epilogue):
3664 Handle pretend_args.
3665 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3666 * config/ft32/ft32.md: Add pretend_returner.
3668 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3671 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3672 Copy op1 RTX to avoid invalid sharing.
3673 (ix86_expand_vector_move_misalign): Ditto.
3675 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3677 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3680 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3682 * predict.c (predicted_by_loop_heuristics_p): New function.
3683 (predict_iv_comparison): Use it.
3684 (predict_loops): Walk from innermost loops; do not predict edges
3685 leaving multiple loops multiple times; implement
3686 PRED_LOOP_ITERATIONS_MAX heuristics.
3687 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3689 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3691 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3692 only edges out of BB are EH edges.
3694 2016-06-04 Martin Sebor <msebor@redhat.com>
3695 Marcin Baczyński <marbacz@gmail.com>
3698 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3699 a void expression in a void function.
3701 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3703 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3704 aux; dump reasons of decisions.
3705 (should_duplicate_loop_header_p): Likewise.
3706 (do_while_loop_p): Likewise.
3707 (ch_base::copy_headers): Dump asi num insns duplicated.
3709 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3711 PR tree-optimization/71405
3712 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3713 incompatible type, build a new clobber with the right type instead
3714 of building a VIEW_CONVERT_EXPR around it.
3716 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3718 PR tree-optimization/52171
3719 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3720 by_pieces_ninsns instead of move_by_pieces_ninsns.
3722 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3724 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3725 for reg+reg addressing mode.
3727 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3729 * rs6000-c.c (c/c-tree.h): Add #include.
3730 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3731 in C++ when found in the base position of vec_ld or vec_st.
3733 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3735 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3736 use of profile unless profile status is PROFILE_READ.
3737 * profile.c (compute_branch_probabilities): Set profile status
3738 only after reporting predictor hitrates.
3740 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3744 * common.opt (ffp-int-builtin-inexact): New option.
3745 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3746 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3747 (ceil@var{m}2): Document dependence on this option.
3748 * ipa-inline-transform.c (inline_call): Handle
3749 flag_fp_int_builtin_inexact.
3750 * ipa-inline.c (can_inline_edge_p): Likewise.
3751 * config/i386/i386.md (rintxf2): Do not test
3752 flag_unsafe_math_optimizations.
3753 (rint<mode>2_frndint): New define_insn.
3754 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3755 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3756 for 387 instead of extending and truncating.
3757 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3758 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3759 Change to frndint<mode>2_<rounding>.
3760 (frndintxf2_<rounding>_i387): Likewise. Change to
3761 frndint<mode>2_<rounding>_i387.
3762 (<rounding_insn>xf2): Likewise.
3763 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3764 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3765 x87. Test TARGET_ROUND || !flag_trapping_math ||
3766 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3767 SSE. Use ROUND_NO_EXC in constant operand of
3768 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3769 for 387 instead of extending and truncating.
3771 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3772 Julia Koval <julia.koval@intel.com>
3784 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3785 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3786 all registers, except for function return registers if there are
3787 no caller-saved registers.
3788 (ix86_set_func_type): New function.
3789 (ix86_set_current_function): Call ix86_set_func_type to set
3790 no_caller_saved_registers and func_type. Call reinit_regs if
3791 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3792 nor x87 instructions in interrupt handler nor function with
3793 no_caller_saved_registers attribute.
3794 (ix86_function_ok_for_sibcall): Return false if there are no
3795 caller-saved registers.
3796 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3798 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3799 (ix86_function_arg): Return special arguments in interrupt handler.
3800 (ix86_promote_function_mode): Promote pointer to word_mode only
3801 for normal functions.
3802 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3804 (ix86_epilogue_uses): New function.
3805 (ix86_hard_regno_scratch_ok): Likewise.
3806 (ix86_save_reg): Preserve all registers in interrupt handler
3807 after reload. Preserve all registers, except for function return
3808 registers, if there are no caller-saved registers after reload.
3809 (find_drap_reg): Always use callee-saved register if there are
3810 no caller-saved registers.
3811 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3812 for interrupt handler.
3813 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3814 Emit cld instruction if stringops are used in interrupt handler
3815 or interrupt handler isn't a leaf function.
3816 (ix86_expand_epilogue): Generate interrupt return for interrupt
3817 handler and pop the 'ERROR_CODE' off the stack before interrupt
3818 return in exception handler.
3819 (ix86_expand_call): Disallow calling interrupt handler directly.
3820 If there are no caller-saved registers, mark all registers that
3821 are clobbered by the call which returns as clobbered.
3822 (ix86_handle_no_caller_saved_registers_attribute): New function.
3823 (ix86_handle_interrupt_attribute): Likewise.
3824 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3826 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3827 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3828 accumulation in interrupt function if stack may be realigned to
3830 (EPILOGUE_USES): New.
3831 (function_type): New enum.
3832 (machine_function): Add func_type and no_caller_saved_registers.
3833 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3834 (interrupt_return): New pattern.
3835 * doc/extend.texi: Document x86 interrupt and
3836 no_caller_saved_registers attributes.
3838 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3840 PR tree-optimization/52171
3841 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3842 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3843 Look for constant strings. Move some code to emit_block_cmp_hints
3845 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3846 * defaults.h (COMPARE_MAX_PIECES): New macro.
3847 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3848 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3849 (clear_by_pieces_1): Don't declare. Move definition before use.
3850 (can_do_by_pieces): New static function.
3851 (can_move_by_pieces): Use it. Return bool.
3852 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3853 OP. All callers changed. Handle COMPARE_BY_PIECES.
3854 (class pieces_addr); New.
3855 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3856 pieces_addr::adjust, pieces_addr::increment_address,
3857 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3859 (class op_by_pieces_d): New.
3860 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3862 (class move_by_pieces_d, class compare_by_pieces_d,
3863 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3864 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3865 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3866 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3867 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3868 compare_by_pieces_d::finish_mode): New member functions.
3869 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3871 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3872 (emit_block_cmp_hints): New function.
3873 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3874 use the newly defined classes.
3875 * expr.h (by_pieces_constfn): New typedef.
3876 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3877 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3878 (move_by_pieces_ninsns): Don't declare.
3879 (can_move_by_pieces): Change return value to bool.
3880 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3881 (compare_by_pieces_branch_ratio): New hook.
3882 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3883 (by_pieces_ninsns): Declare.
3884 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3886 (default_compare_by_pieces_branch_ratio): New function.
3887 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3888 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3889 * doc/tm.texi: Regenerate.
3890 * tree-ssa-strlen.c: Include "builtins.h".
3891 (handle_builtin_memcmp): New static function.
3892 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3893 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3895 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3897 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3898 relevant stmts which are simple and invariant.
3899 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3900 instead of simple and invariant
3902 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3904 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3905 (vectorizable_reduction): Check for new relevant state.
3906 (vectorizable_live_operation): vectorize live stmts using
3907 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3908 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3909 (vect_stmt_relevant_p): Check for stmts which are only used live.
3910 (process_use): Use of a stmt does not inherit it's live value.
3911 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3912 (vect_analyze_stmt): Check for new relevant state.
3913 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3914 outside the loop, but not inside it.
3916 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3918 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3919 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3920 (vect_get_vec_def_for_operand): Split out code.
3922 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3924 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3926 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3928 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3930 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3932 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3934 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3937 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3938 to noreturn e->callee->decl that has void return type and void
3939 arguments, adjust gimple_call_fntype and remove lhs even if it had
3940 previously addressable type.
3942 2016-06-02 Jeff Law <law@redhat.com>
3944 PR tree-optimization/71328
3945 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3946 error when checking for a jump back onto the copied path.
3948 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3950 * config/microblaze/microblaze.c (get_branch_target): Add return
3951 NULL_RTX for the non-CALL_P case.
3952 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3953 (insert_wic): Remove unused local "j".
3955 2016-06-02 Martin Liska <mliska@suse.cz>
3957 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3959 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3960 Julia Koval <julia.koval@intel.com>
3962 * function.c (assign_parm_setup_stack): Force source into a
3964 * target.def (function_incoming_arg): Update documentation to
3965 allow arbitrary address computation based on hard register.
3966 * doc/tm.texi: Regenerated.
3968 2016-06-02 Martin Liska <mliska@suse.cz>
3970 * predict.c (combine_predictions_for_bb): Fix first match in
3971 cases where a first predictor contains more than one occurence
3972 in list of predictors. Take the best value in such case.
3974 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3976 PR rtl-optimization/71295
3977 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3978 offset would go over the size of the inner mode reject it.
3980 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3982 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3983 x=x,x and v=v,m instead of x=x,m.
3985 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3986 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3987 alternative to v=rm,C.
3989 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3990 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3991 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3992 instead of vex for the last two above mentioned alternatives.
3994 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3997 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3999 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
4001 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
4003 2016-06-01 David Malcolm <dmalcolm@redhat.com>
4005 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
4006 from int to unsigned.
4008 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4010 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
4011 alternatives, eliminating preferred register class. Add support
4012 for the MTVSRDD instruction in ISA 3.0.
4013 (vsx_splat_v4si_internal): Use splat_input_operand instead of
4014 reg_or_indexed_operand.
4015 (vsx_splat_v4sf_internal): Likewise.
4017 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4020 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
4021 for loading up all 0's or all 1's.
4023 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
4025 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4027 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4029 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4031 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4032 * gcc.c (set_source_date_epoch_envvar): New function, sets
4033 the SOURCE_DATE_EPOCH environment variable to the current time.
4035 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4037 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4038 the factor for live Phi nodes.
4040 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4042 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4043 * tree-parloops.c (parallelize_loops): likewise.
4044 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4045 tree_unswitch_outer_loop): likewise.
4047 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4050 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4051 around creation of the temporary.
4053 2016-06-01 Richard Biener <rguenther@suse.de>
4055 PR tree-optimization/71366
4056 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4057 (unloop_loops): Move removing edges here ...
4058 (try_unroll_loop_completely): ... from here.
4059 (try_peel_loop): ... and here.
4060 (tree_unroll_loops_completely_1): Track parent loops via
4061 bitmap of header BBs.
4062 (tree_unroll_loops_completely): Adjust for that.
4064 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4066 * config/rs6000/altivec.h (vec_slv): New macro.
4067 (vec_srv): New macro.
4068 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4069 (UNSPEC_VSRV): New value.
4072 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4073 (vsrv): New builtin definition.
4074 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4075 define argument types for new builtin.
4076 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4078 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4081 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4082 Jocelyn Mayer <l_indien@magic.fr>
4085 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4086 detect processor family for signature_CENTAUR_ebx.
4087 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4088 signature_CENTAUR_ebx.
4089 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4090 <default>: Pass x86-64 for has_longmode.
4092 2016-06-01 Nathan Sidwell <nathan@acm.org>
4094 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4097 2016-06-01 Richard Biener <rguenther@suse.de>
4099 PR tree-optimization/71261
4100 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4101 of stmts successfully put in the bool pattern. Remove
4102 single-use restriction.
4103 (adjust_bool_pattern_cast): Add cast at the use site via the
4104 pattern def sequence.
4105 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4106 of patterned defs. Use the pattern def seqence instead of
4107 multiple independent patterns.
4108 (sort_after_uid): New qsort compare function.
4109 (adjust_bool_stmts): New function to process stmts in the bool
4110 pattern in IL order.
4111 (vect_recog_bool_pattern): Adjust.
4112 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4113 (ifcvt_walk_pattern_tree): Likewise.
4114 (stmt_is_root_of_bool_pattern): Likewise.
4115 (ifcvt_repair_bool_pattern): Likewise.
4116 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4118 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4120 * loop-unroll.c (decide_unroll_constant_iterations,
4121 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4122 likely upper bounds.
4123 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4125 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4127 * tree-core.h (enum omp_clause_code): Remove
4128 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4130 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4132 * config/arm/sync.md (arm_store_exclusive<mode>):
4133 Use 'H' output modifier on operands[2] rather than creating a new
4134 entry in out-of-bounds memory of the operands array.
4135 (arm_store_release_exclusivedi): Likewise.
4137 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4139 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4140 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4141 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4142 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4144 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4146 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4147 into account live statements for mask producers.
4149 2016-06-01 Richard Biener <rguenther@suse.de>
4151 PR tree-optimization/71311
4152 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4153 restrict to non-INTEGER_CST @0.
4155 2016-06-01 Richard Biener <rguenther@suse.de>
4157 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4158 (relational patterns): Use :c to avoid pattern duplications.
4160 2016-06-01 Richard Biener <rguenther@suse.de>
4162 * genmatch.c (comparison_code_p): New predicate.
4163 (swap_tree_comparison): New function.
4164 (commutate): Add for_vec parameter to append new for entries.
4165 Support commutating relational operators by swapping it alongside
4167 (lower_commutative): Adjust.
4168 (dt_simplify::gen): Do not pass artificial operators to gen
4170 (decision_tree::gen): Do not add artificial operators as parameters.
4171 (parser::parse_expr): Verify operator commutativity when :c is
4172 applied. Allow :C to override this.
4173 * match.pd: Adjust patterns to use :C instead of :c where required.
4175 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4177 PR tree-optimization/71077
4178 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4179 the combining step, use boolean_false_node and boolean_true_node
4180 as the designated false/true return values.
4182 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4184 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4185 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4186 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4189 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4191 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4192 of flags impliying the register renaming.
4193 * toplev.c (process_options): Do not imply flag_rename_registers with
4196 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4198 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4199 default implementation.
4201 2016-05-31 Nathan Sidwell <nathan@acm.org>
4203 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4205 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4207 * config/sh/constraints.md (b): Remove constraint.
4208 * config/sh/predicates.md (arith_reg_operand): Remove
4210 * config/sh/sh-modes.def (PDI): Remove.
4211 * config/sh/sh.c (sh_target_reg_class,
4212 sh_optimize_target_register_callee_saved): Remove functions.
4213 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4214 (sh_expand_epilogue): Update comment.
4215 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4216 sh_secondary_reload): Remove TARGET_REGS related code.
4217 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4218 TARGET_REGISTER_P): Remove macros.
4219 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4220 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4221 TR1_REG, TR2_REG): Remove constants.
4222 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4224 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4226 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4227 define_expand patterns.
4228 (adddi3_compact): Rename to adddi3.
4229 (subdi3_compact): Rename to subdi3.
4230 (*negdi2): Rename to negdi2.
4231 (*abs<mode>2): Rename to abs<mode>2.
4233 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4235 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4236 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4237 (atomic_sub_fetchsi): ... this new pattern.
4238 (mvtc): Add CC_REG clobber.
4240 2016-05-31 Marek Polacek <polacek@redhat.com>
4242 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4244 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4246 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4247 aarch64_fusion_enabled_p to check for fusion capabilities.
4249 2016-05-31 Richard Biener <rguenther@suse.de>
4251 PR tree-optimization/71352
4252 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4253 minus one and a negate.
4255 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4257 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4258 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4260 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4261 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4262 Remove use of aarch64_simd_attr_length_move, set length attribute
4264 (*aarch64_be_movoi): Likewise.
4265 (*aarch64_be_movci): Likewise.
4266 (*aarch64_be_movxi): Likewise.
4268 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4270 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4271 It no longer does that.
4272 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4274 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4276 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4277 attribute __unused__.
4279 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4281 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4282 * config/arm/arm.c (arm_arch_thumb1): Define.
4283 (arm_option_override): Initialize arm_arch_thumb1.
4284 * config/arm/arm.h (arm_arch_thumb1): Declare.
4285 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4286 support Thumb-1 ISA.
4288 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4291 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4292 `Yv' for scalar operand.
4294 2016-05-31 Tom de Vries <tom@codesourcery.com>
4296 PR tree-optimization/69068
4297 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4298 phis with more than two args.
4300 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4302 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4303 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4306 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4308 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4310 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4312 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4313 cpu_32, cpu_64, tune_32 and tune_64.
4314 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4316 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4318 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4320 2016-05-30 Andi Kleen <ak@linux.intel.com>
4322 * auto-profile.c (read_profile): Replace asserts with errors
4323 when file does not exist.
4324 * gcov-io.c (gcov_read_words): Dito.
4326 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4328 * tree-cfg.c (print_loop): Print likely upper bounds.
4330 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4332 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4333 * opts.c (default_options): Enable peel loops at -O3.
4334 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4335 (try_peel_loop): Do not re-peel already peeled loops;
4336 use likely upper bounds; fix profile updating.
4337 (pass_complete_unroll::execute): Initialize peeled_loops.
4339 2016-05-30 Martin Liska <mliska@suse.cz>
4341 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4342 computed costs by frequency of BB they belong to.
4343 (get_scaled_computation_cost_at): New function.
4345 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4346 Marc Glisse <marc.glisse@inria.fr>
4348 PR tree-optimization/71289
4349 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4351 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4353 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4355 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4357 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4358 for peeled copies; avoid underflow when updating estimates; correctly
4361 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4363 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4364 r236875. Corrected oe3 to oe2 as obvious.
4366 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4370 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4371 that inserted stmt will not dominate stmts that defines its operand.
4372 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4373 (rewrite_expr_tree_parallel): Likewise.
4375 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4378 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4379 all fields including stmt_to_insert are swapped.
4381 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4383 * predict.h (force_edge_cold): Declare.
4384 * predict.c (force_edge_cold): New function.
4385 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4387 (canonicalize_loop_induction_variables): Fix formating.
4389 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4391 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4392 (visium_expand_copysign): Use gen_int_mode directly.
4393 (visium_compute_frame_size): Minor tweaks.
4395 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4397 * tree-vect-loop.c (vect_analyze_loop_2): Use
4398 likely_max_stmt_executions_int.
4400 2016-05-30 Tom de Vries <tom@codesourcery.com>
4402 PR tree-optimization/69067
4403 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4405 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4408 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4409 New peepholes to remove unneeded fild/fistp pairs.
4410 (define_peephole2 atomic_loaddi_fpu): Ditto.
4412 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4414 * predict.c (maybe_hot_frequency_p): Avoid division.
4416 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4418 * doc/install.texi: Use https for shop.fsf.org.
4420 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4422 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4423 likely_max_stmt_executions_int.
4425 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4427 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4428 likely_max_stmt_executions_int.
4430 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4432 * profile.c (compute_branch_probabilities): Do not report hitrates
4434 (branch_prob): Report hitrates here.
4435 * predict.c (gimple_predict_edge): Do not assert profile status;
4436 fix formatting issues.
4438 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4440 * predict.c (edge_predicted_by_p): New function.
4441 (predict_paths_for_bb): Do not put multiple predictions of the same type
4444 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4446 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4449 2016-05-28 Alan Modra <amodra@gmail.com>
4451 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4453 2016-05-28 Alan Modra <amodra@gmail.com>
4455 PR rtl-optimization/71275
4456 * ira.c (ira): Free dominance info.
4458 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4460 * doc/sourcebuild.texi: New address for upstream Go repository.
4462 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4464 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4465 (TARGET_ARM_V7M): Likewise.
4467 2016-05-26 Jeff Law <law@redhat.com>
4469 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4470 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4471 * passes.def: Add jump threading passes before DOM/VRP.
4472 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4473 argument to a basic block from an edge. Remove tests which are
4475 (pass_data_thread_jumps, class pass_thread_jumps): New.
4476 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4477 (make_pass_thread_jumps): Likewise.
4478 * tree-pass.h (make_pass_thread_jumps): Declare.
4480 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4482 * config/visium/visium-protos.h (split_double_move): Rename into...
4483 (visium_split_double_move): ...this.
4484 (visium_split_double_add): Declare.
4485 * config/visium/visium.c (split_double_move): Rename into...
4486 (visium_split_double_move): ...this.
4487 (visium_split_double_add): New function.
4488 (visium_expand_copysign): Renumber operands for consistency.
4489 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4490 (DFmode move splitter): Likewise.
4491 (*addi3_insn): Split by means of visium_split_double_add.
4492 (*adddi3_insn_flags): Delete.
4493 (*plus_plus_sltu<subst_arith>): New insn.
4494 (*subdi3_insn): Split by means of visium_split_double_add.
4495 (subdi3_insn_flags): Delete.
4496 (*minus_minus_sltu<subst_arith>): New insn.
4497 (*negdi2_insn): Split by means of visium_split_double_add.
4498 (*negdi2_insn_flags): Delete.
4500 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4502 * configure.ac: Treat a --with-headers option without argument
4503 the same as the default (i.e. consult sys-include directory).
4504 * configure: Regenerate.
4506 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4508 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4509 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4511 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4512 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4514 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4517 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4518 tree-stdarg analysis results.
4519 (aarch64_setup_incoming_varargs): Likewise.
4521 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4523 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4524 va_list_gpr_counter_field and va_list_fpr_counter_field.
4526 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4529 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4530 * config/aarch64/aarch64.c
4531 (aarch64_cannot_change_mode_class): Remove function.
4532 * config/aarch64/aarch64-protos.h
4533 (aarch64_cannot_change_mode_class): Remove.
4535 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4537 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4538 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4539 get_likely_max_loop_iterations_int): New.
4540 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4541 any_likely_upper_bound.
4542 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4544 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4545 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4547 (unroll_loop_constant_iterations): Likewise.
4548 (unroll_loop_runtime_iterations): Likewise.
4549 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4550 * lto-streamer-out.c (output_cfg): Likewise.
4551 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4553 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4554 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4555 (likely_max_loop_iterations): New.
4556 (likely_max_loop_iterations_int): New.
4557 (likely_max_stmt_executions): New.
4558 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4559 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4560 likely_max_stmt_executions): Declare.
4562 2016-05-27 Marek Polacek <polacek@redhat.com>
4565 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4567 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4569 * config/s390/s390.md (2x risbg splitters): Use
4570 reg_overlap_mentioned_p instead of rtx_equal_p.
4572 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4574 * combine.c (make_compound_operation): Take known zero bits into
4575 account when checking for possible zero_extend.
4577 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4579 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4580 Use const_int_operand for operand 2 predicate. Simplify expand code
4583 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4586 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4589 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4591 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4592 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4593 that returns CC_SESWPmode and CC_ZESWPmode.
4594 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4596 (aarch64_rtx_costs): Likewise.
4598 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4600 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4601 for ISA 3.0 min/max support.
4602 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4603 conditional move support.
4604 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4605 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4607 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4608 conditional moves where the comparison type is different from move
4610 (fp_minmax): New code iterator for smin/smax.
4611 (minmax): New code attributes for min/max.
4612 (SMINMAX): Likewise.
4613 (smax<mode>3): Combine min, max insns into one insn using the
4614 fp_minmax code iterator. Add support for ISA 3.0 min/max
4615 instructions that don't need -ffast-math.
4616 (s<minmax><mode>3): Likewise.
4617 (smax<mode>3_vsx): Likewise.
4618 (smin<mode>3): Likewise.
4619 (s<minmax><mode>3_vsx): Likewise.
4620 (smin<mode>3_vsx): Likewise.
4621 (pre-VSX min/max splitters): Likewise.
4622 (s<minmax><mode>3_fpr): Likewise.
4623 (movsfcc): Rewrite floating point conditional moves to combine
4624 SFmode/DFmode into a single insn.
4625 (mov<mode>cc): Likewise.
4626 (movdfcc): Likewise.
4627 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4628 SFDF2 iterators to handle all combinations.
4629 (fseldfsf4): Likewise.
4630 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4631 (fseldfdf4): Likewise.
4632 (fselsfdf4): Likewise.
4633 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4634 comparison instructions that set a 0/-1 mask, and use it for
4635 floating point conditional move via XXSEL.
4636 (fpmask<mode>): Likewise.
4637 (xxsel<mode>): Likewise.
4638 * config/rs6000/predicates.md (min_max_operator): Delete, no
4640 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4641 instructions that generate a 0/-1 mask for use with XXSEL.
4642 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4643 say whether floating point min/max is available, either through
4644 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4645 (TARGET_MINMAX_DF): Likewise.
4647 2016-05-27 Alan Modra <amodra@gmail.com>
4649 PR rtl-optimization/71275
4650 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4651 for update_equiv_regs and combine_and_move_insns.
4653 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4655 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4656 if_then_else or cond RTXes to calculate attribute value.
4657 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4658 <attr "length_immediate>: Ditto.
4659 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4660 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4661 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4662 <attr "type">: Ditto.
4663 <attr "prefix_data16">: Ditto.
4664 <attr "prefix_extra">: Ditto.
4665 <attr "length_immediate">: Ditto.
4666 <attr "prefix">: Ditto.
4667 (vec_set<mode>_0) <attr "isa">: Ditto.
4668 <attr "prefix_extra">: Ditto.
4669 <attr "length_immediate">: Ditto.
4670 <attr "prefix">: Ditto.
4671 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4672 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4673 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4674 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4675 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4676 <attr "length_immediate">: Ditto.
4677 <attr "prefix">: Ditto.
4678 (sse2_movsd) <attr "length_immediate">: Ditto.
4679 <attr "prefix">: Ditto.
4680 (vec_concatv2df) <attr "isa">: Ditto.
4681 <attr "prefix">: Ditto.
4682 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4683 (*vec_extractv2di_1) <attr "isa">: Ditto.
4684 <attr "type">: Ditto.
4685 <attr "length_immediate">: Ditto.
4686 <attr "prefix_rex">: Ditto.
4687 <attr "prefix_extra">: Ditto.
4688 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4689 <attr "prefix_extra">: Ditto.
4690 <attr "length_immediate">: Ditto.
4691 (vec_concatv2di) <attr "isa">: Ditto.
4692 <attr "prefix_extra">: Ditto.
4693 <attr "length_immediate">: Ditto.
4694 <attr "prefix">: Ditto.
4696 2016-05-26 Martin Liska <mliska@suse.cz>
4698 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4700 (operator+): Likewise.
4701 (operator-): Likewise.
4702 (comp_cost::operator+=): Likewise.
4703 (comp_cost::operator-=): Likewise.
4704 (comp_cost::operator/=): Likewise.
4705 (comp_cost::operator*=): Likewise.
4706 (operator<): Likewise.
4707 (operator==): Likewise.
4708 (operator<=): Likewise.
4710 (infinite_cost_p): Likewise.
4711 (add_costs): Likewise.
4712 (sub_costs): Likewise.
4713 (compare_costs): Likewise.
4714 (set_group_iv_cost): Use the newly introduced functions.
4715 (get_address_cost): Likewise.
4716 (get_shiftadd_cost): Likewise.
4717 (force_expr_to_var_cost): Likewise.
4718 (split_address_cost): Likewise.
4719 (ptr_difference_cost): Likewise.
4720 (difference_cost): Likewise.
4721 (get_computation_cost_at): Likewise.
4722 (determine_group_iv_cost_generic): Likewise.
4723 (determine_group_iv_cost_address): Likewise.
4724 (determine_group_iv_cost_cond): Likewise.
4725 (autoinc_possible_for_pair): Likewise.
4726 (determine_group_iv_costs): Likewise.
4727 (cheaper_cost_pair): Likewise.
4728 (iv_ca_recount_cost): Likewise.
4729 (iv_ca_set_no_cp): Likewise.
4730 (iv_ca_set_cp): Likewise.
4731 (iv_ca_cost): Likewise.
4732 (iv_ca_new): Likewise.
4733 (iv_ca_dump): Likewise.
4734 (iv_ca_narrow): Likewise.
4735 (iv_ca_prune): Likewise.
4736 (iv_ca_replace): Likewise.
4737 (try_add_cand_for): Likewise.
4738 (try_improve_iv_set): Likewise.
4739 (find_optimal_iv_set): Likewise.
4741 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4743 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4744 that internal functions will clobber all caller-saved registers.
4746 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4748 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4749 Return a better case_values_threshold when optimizing.
4751 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4753 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4754 Add ? to integer variant.
4755 (aarch64_combinez_be): Likewise.
4757 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4759 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4760 instead of x constraint.
4761 (vcvtps2ph256<mask_name>): Likewise.
4763 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4764 alternative. Formatting fix.
4766 * config/i386/sse.md
4767 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4769 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4770 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4771 maybe_evex prefix instead of vex.
4772 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4773 EXT_REX_SSE_REG_P (op0) case in the splitter.
4775 2016-05-25 Jeff Law <law@redhat.com>
4777 PR tree-optimization/71272
4778 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4779 Update comments. Add test for empty path.
4781 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4783 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4784 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4785 special case builtin.
4786 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4787 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4788 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4789 for __builtin_vec_cmpne.
4791 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4793 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4794 redundant test and bail out if the type of the new operand is not
4795 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4797 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4799 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4800 (x_ix86_target_flags_explicit): Remove.
4801 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4802 x_ix86_target_flags_explicit.
4803 (ix86_function_specific_restore): Ditto.
4805 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4806 H.J. Lu <hongjiu.lu@intel.com>
4809 * common/config/i386/i386-common.c
4810 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4811 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4812 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4813 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4814 (-mgeneral-regs-only): Add new option.
4815 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4816 x87 instructions if only general registers are allowed.
4817 (ix86_target_string): Add ix86_flags argument. Handle additional
4818 flags options through ix86_flags argument. Update all callers.
4819 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4821 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4823 PR rtl-optimization/66940
4824 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4825 decrementing desired_val will not overflow before performing these
4828 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4830 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4831 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4832 * config/i386/i386.c (enum ix86_builtins): Add
4833 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4834 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4835 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4836 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4837 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4838 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4839 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4840 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4841 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4842 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4843 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4844 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4845 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4846 __builtin_ia32_cvtps2dq512_mask.
4847 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4848 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4849 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4850 * config/i386/sse.md
4851 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4853 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4854 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4856 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4857 (avx512f_vec_pack_sfix_v8df): New define_expand.
4858 (avx512f_roundpd512): Rename to ...
4859 (avx512f_round<castmode>512): ... this. Change iterator.
4860 (avx512f_roundps512_sfix): New define_expand.
4861 (round<mode>2_sfix): Change iterator.
4863 2016-05-25 Nick Clifton <nickc@redhat.com>
4865 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4866 static interrupt handler is detected.
4867 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4868 default linker script.
4869 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4870 the low part of a symbolic pointer.
4872 2016-05-25 Richard Biener <rguenther@suse.de>
4874 PR tree-optimization/71261
4875 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4876 interesting stmt instead of immediate uses when looking
4877 for the use operand to replace.
4879 2016-05-25 Martin Liska <mliska@suse.cz>
4881 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4883 2016-05-25 Richard Biener <rguenther@suse.de>
4885 PR tree-optimization/71264
4886 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4889 2016-05-25 Martin Liska <mliska@suse.cz>
4891 PR tree-optimization/71239
4892 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4893 if DECL_SIZE is NULL.
4895 2016-05-25 Richard Biener <rguenther@suse.de>
4897 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4898 * tree-if-conv.c (pass_data_if_conversion): Use it.
4900 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4902 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4903 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4904 * varpool.c (varpool_node::get_availability): Likewise.
4906 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4908 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4909 VNEGW/VNEGD instructions.
4910 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4911 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4912 support for ISA 3.0 VNEGW/VNEGD instructions.
4914 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4916 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4917 pointers inside OACC_DATA regions.
4918 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4919 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4920 (gimplify_adjust_omp_clauses): Fix typo in comment.
4922 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4924 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4925 parity built-in functions.
4926 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4928 (p9v_parity<mode>2): Likewise.
4929 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4931 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4932 (parity<mode>2): ISA 3.0 expander for vector parity.
4933 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4935 (BU_P9_64BIT_MISC_0): Likewise.
4936 (BU_P9_MISC_0): Likewise.
4937 (BU_P9V_AV_1): Likewise.
4938 (BU_P9V_AV_2): Likewise.
4939 (BU_P9V_AV_3): Likewise.
4940 (BU_P9V_AV_P): Likewise.
4941 (BU_P9V_VSX_1): Likewise.
4942 (BU_P9V_OVERLOAD_1): Likewise.
4943 (BU_P9V_OVERLOAD_2): Likewise.
4944 (BU_P9V_OVERLOAD_3): Likewise.
4945 (VCTZB): Add vector count trailing zeros support.
4949 (VPRTYBD): Add vector parity support.
4950 (VPRTYBQ): Likewise.
4951 (VPRTYBW): Likewise.
4952 (VCTZ): Add overloaded vector count trailing zeros support.
4953 (VPRTYB): Add overloaded vector parity support.
4954 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4955 overloaded vector count trailing zeros and parity instructions.
4956 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4957 vector parity support.
4958 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4959 trailing zeros support.
4960 (vec_cntlz): Likewise.
4961 (vec_vctzb): Likewise.
4962 (vec_vctzd): Likewise.
4963 (vec_vctzh): Likewise.
4964 (vec_vctzw): Likewise.
4965 (vec_vprtyb): Add ISA 3.0 vector parity support.
4966 (vec_vprtybd): Likewise.
4967 (vec_vprtybw): Likewise.
4968 (vec_vprtybq): Likewise.
4969 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4970 the ISA 3.0 vector count trailing zeros and vector parity built-in
4973 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4975 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4976 when there is stmt_to_insert.
4978 2016-05-24 Martin Sebor <msebor@redhat.com>
4981 * tree.h (complete_or_array_type_p): New inline function.
4983 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4985 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4986 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4987 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4989 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4990 Limit 1st alternative to noavx isa, split 2nd alternative into one
4991 noavx and one avx alternative, use *x and Bm in the former and
4992 x and m in the latter.
4994 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4995 of sse4 for the first alternative, drop %v from the template
4996 and d operand modifier. Split second alternative into one sse4_noavx
4997 and one avx alternative, use *x instead of *v in the former and v
4998 instead of *v in the latter.
4999 (*sse4_1_extractps): Use noavx isa instead of * for the first
5000 alternative, drop %v from the template. Split second alternative into
5001 one noavx and one avx alternative, use *x instead of *v in the
5002 former and v instead of *v in the latter.
5003 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
5004 with noavx and the last one with avx.
5005 (sse4_1_phminposuw): Guard first alternative with noavx isa,
5006 split the second one into one noavx and one avx alternative,
5007 use *x and Bm in the former and x and m in the latter one.
5008 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
5011 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
5012 first two alternatives to noavx, use *x instead of *v in the second
5013 one, add avx alternative without *.
5014 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
5015 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
5016 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
5018 2016-05-24 Jeff Law <law@redhat.com>
5020 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
5021 New function, extracted from...
5022 (fsm_find_control_statement_thread_paths): Here. Use the new function.
5023 Allow simple copies and constant initializations in the SSA chain.
5025 2016-05-24 Marek Polacek <polacek@redhat.com>
5028 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5031 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5034 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5035 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5036 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5037 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5038 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5040 2016-05-24 Richard Biener <rguenther@suse.de>
5042 PR tree-optimization/71240
5043 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5046 2016-05-24 Richard Biener <rguenther@suse.de>
5048 PR tree-optimization/71230
5049 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5051 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5053 * tree-vectorizer.h (vectorizable_comparison): Delete.
5054 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5055 PURE_SLP_STMT check.
5056 * tree-vect-stmts.c (vectorizable_call): Likewise.
5057 (vectorizable_simd_clone_call): Likewise.
5058 (vectorizable_conversion): Likewise.
5059 (vectorizable_assignment): Likewise.
5060 (vectorizable_shift): Likewise.
5061 (vectorizable_operation): Likewise.
5062 (vectorizable_load): Likewise.
5063 (vectorizable_condition): Likewise.
5064 (vectorizable_store): Likewise. Assert that we don't have
5066 (vectorizable_comparison): Make static. Remove redundant
5067 PURE_SLP_STMT check.
5068 (vect_transform_stmt): Assert that we always have an slp_node
5071 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5073 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5074 operands[2] against 1 with comparison against CONST1_RTX.
5075 (<shift>di3_neon): Likewise.
5076 * config/arm/predicates.md (const0_operand): Replace with comparison
5079 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5081 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5082 operands[2] against 1 with comparison against CONST1_RTX.
5083 (ashrdi3): Likewise.
5084 (lshrdi3): Likewise.
5085 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5087 (ashrsi3): Likewise.
5088 (lshrsi3): Likewise.
5089 (rotrsi3): Likewise.
5090 (define_split above *compareqi_eq0): Likewise.
5091 (define_split above "prologue"): Likewise.
5092 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5093 * config/arm/predicates.md (shift_operator): Likewise.
5094 (shift_nomul_operator): Likewise.
5095 (sat_shift_operator): Likewise.
5096 (thumb1_cmp_operand): Likewise.
5097 (const_neon_scalar_shift_amount_operand): Replace manual range
5098 check with IN_RANGE.
5099 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5100 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5102 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5104 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5105 with HOST_WIDE_INT_1.
5107 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5108 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5109 (arm_canonicalize_comparison): Likewise.
5110 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5112 (thumb1_size_rtx_costs): Likewise.
5113 (vfp_const_double_index): Replace cast of 1 to unsigned
5114 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5115 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5117 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5118 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5119 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5120 HOST_WIDE_INT with HOST_WIDE_INT_1.
5122 2016-05-24 Marek Polacek <polacek@redhat.com>
5124 * tree-cfg.h (should_remove_lhs_p): New predicate.
5125 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5126 * gimplify.c (gimplify_modify_expr): Likewise.
5127 * tree-cfg.c (verify_gimple_call): Likewise.
5128 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5129 * gimple-fold.c: Include "tree-cfg.h".
5130 (gimple_fold_call): Use should_remove_lhs_p.
5132 2016-05-24 Richard Biener <rguenther@suse.de>
5134 PR tree-optimization/71253
5135 * cfganal.h (control_dependences): Make robust against edge
5137 (control_dependences::control_dependences): Remove edge_list argument.
5138 (control_dependences::get_edge): Remove.
5139 (control_dependences::get_edge_src): Add.
5140 (control_dependences::get_edge_dest): Likewise.
5141 (control_dependences::m_el): Make a vector of edge src/dest index.
5142 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5143 (control_dependences::control_dependences): Likewise.
5144 (control_dependences::~control_dependence): Likewise.
5145 (control_dependences::get_edge): Remove.
5146 (control_dependences::get_edge_src): Add.
5147 (control_dependences::get_edge_dest): Likewise.
5148 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5150 (perform_tree_ssa_dce): Adjust.
5151 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5153 (pass_loop_distribution::execute): Adjust. Do loop destroying
5154 conditional on changed.
5156 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5159 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5160 return. Reindent transformation comment and mention the ARM state
5163 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5166 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5167 after build_and_add_sum creates new use stmt.
5169 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5171 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5172 load_lanes/grouped_load classification comes first. Don't check
5173 whether the vectorization factor is a multiple of the group size
5176 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5178 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5179 GROUP_GAP for single-element interleaving.
5180 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5183 2016-05-24 Richard Biener <rguenther@suse.de>
5187 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5188 bases which are accessed with non-invariant indices.
5189 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5190 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5192 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5195 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5196 (add_to_ops_vec): Add stmt_to_insert.
5197 (add_repeat_to_ops_vec): Init stmt_to_insert.
5198 (insert_stmt_before_use): New.
5199 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5201 (get_ops): Init stmt_to_insert.
5202 (maybe_optimize_range_tests): Likewise.
5203 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5204 (rewrite_expr_tree_parallel): Likewise.
5205 (reassociate_bb): Likewise.
5207 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5210 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5211 ISA 3.0 xxperm fusion alternative.
5212 (altivec_vperm_v8hiv16qi): Likewise.
5213 (altivec_vperm_<mode>_uns_internal): Likewise.
5214 (vperm_v8hiv4si): Likewise.
5215 (vperm_v16qiv8hi): Likewise.
5217 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5218 Kelvin Nilsen <kelvin@gcc.gnu.org>
5220 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5221 vpermr/xxpermr on ISA 3.0.
5222 (altivec_expand_vec_perm_le): Likewise.
5223 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5224 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5227 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5229 * config/i386/i386.h (IS_STACK_MODE): Enable for
5230 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5231 SSE_FLOAT_MODE_P macros.
5232 * config/i386/i386.c (ix86_preferred_reload_class): Use
5233 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5234 Cleanup regclass processing for CONST_DOUBLE_P.
5235 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5236 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5237 with IS_STACK_MODE macro.
5238 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5240 (*movdf_internal): Use IS_STACK_MODE macro.
5241 (*movsf_internal): Ditto.
5243 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5245 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5246 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5248 2016-05-23 Jeff Law <law@redhat.com>
5250 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5252 (fsm_find_control_statement_thread_paths): Call it.
5254 2016-05-23 Martin Jambor <mjambor@suse.cz>
5257 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5258 from_global_constant if t is not NULL.
5260 2016-05-23 Marek Polacek <polacek@redhat.com>
5263 * common.opt (Wswitch-unreachable): New option.
5264 * doc/invoke.texi: Document -Wswitch-unreachable.
5265 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5268 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5270 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5271 TMR_INDEX is non-NULL.
5273 2016-05-23 Richard Biener <rguenther@suse.de>
5275 PR tree-optimization/71230
5276 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5277 (try_special_add_to_ops): ... here. Always test for single-use.
5279 2016-05-23 Martin Jambor <mjambor@suse.cz>
5281 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5282 default block if a PHI node in the original one would be resized.
5284 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5286 PR tree-optimization/58135
5287 * tree-vect-slp.c: When group size is not multiple
5288 of vector size, allow splitting of store group at
5291 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5293 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5295 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5297 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5298 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5299 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5302 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5303 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5304 v constraint instead of x and vinserti32x4 insn.
5306 * config/i386/sse.md (i128vldq): New mode iterator.
5307 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5308 avx512dq and avx512vl alternatives.
5310 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5311 constraint, use maybe_evex prefix instead of vex.
5312 (vec_dupv4sf): Use v constraint instead of x for output
5313 operand except for noavx alternative, use Yv constraint
5314 instead of x for input. Use maybe_evex prefix instead of vex.
5315 (*vec_dupv4si): Likewise.
5316 (*vec_dupv2di): Likewise.
5318 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5321 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5322 (linearize_expr_tree): Call try_special_add_to_ops.
5323 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5325 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5327 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5328 to computed stack_usage.
5330 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5333 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5334 operand is subreg (symbol_ref) then move the symbol ref to register.
5336 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5338 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5340 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5343 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5346 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5348 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5349 ranges by calling get_single_symbol and tidy up. Look more closely
5350 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5352 2016-05-20 Jeff Law <law@redhat.com>
5354 * bitmap.c (bitmap_find_bit): Remove useless test.
5356 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5358 * function.c (thread_prologue_and_epilogue_insns): Commit the
5359 insertion of the epilogue.
5361 2016-05-20 Martin Jambor <mjambor@suse.cz>
5363 PR tree-optimization/70884
5364 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5365 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5366 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5367 of constant pool data as a reason for scalarization.
5369 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5371 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5372 for naked functions.
5373 (thumb1_expand_prologue): Likewise.
5375 2016-05-20 Nathan Sidwell <nathan@acm.org>
5377 * config/nvptx/nptx.c (nvptx_option_override): Only set
5378 flag_toplevel_reorder, if not explicitly specified. Set
5379 flag_no_common, unless explicitly specified.
5381 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5383 * calls.c (can_implement_as_sibling_call_p): Mark param
5384 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5386 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5388 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5389 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5390 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5392 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5393 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5396 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5398 * config/nvptx/nvptx.md (sincossf3): New pattern.
5400 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5402 * calls.c (maybe_complain_about_tail_call): New function.
5403 (initialize_argument_information): Call
5404 maybe_complain_about_tail_call when clearing *may_tailcall.
5405 (can_implement_as_sibling_call_p): Call
5406 maybe_complain_about_tail_call when returning false.
5407 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5408 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5409 if tail-call optimization fails.
5410 * cfgexpand.c (expand_call_stmt): Initialize
5411 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5412 * gimple-pretty-print.c (dump_gimple_call): Dump
5413 gimple_call_must_tail_p.
5414 * gimple.c (gimple_build_call_from_tree): Call
5415 gimple_call_set_must_tail with the value of
5416 CALL_EXPR_MUST_TAIL_CALL.
5417 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5418 (gimple_call_set_must_tail): New function.
5419 (gimple_call_must_tail_p): New function.
5420 * print-tree.c (print_node): Update printing of TREE_STATIC
5421 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5422 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5423 trailing comment listing applicable flags.
5424 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5426 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5428 * calls.c (expand_call): Move "Rest of purposes for tail call
5429 optimizations to fail" to...
5430 (can_implement_as_sibling_call_p): ...this new function, and
5431 split into multiple "if" statements.
5433 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5435 * cfgloop.h (expected_loop_iterations_unbounded,
5436 expected_loop_iterations): Unconstify.
5437 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5438 profile with known upper bound; return 3 when profile is absent.
5439 (expected_loop_iterations): Update.
5441 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5443 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5444 and get_max_loop_iterations_int.
5446 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5448 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5449 realistic upper bounds here.
5451 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5454 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5455 calls if the LHS is variable length or has addressable type.
5456 If targets[0]->decl is a noreturn call with void return type and
5457 zero arguments, adjust fntype and remove lhs in that case.
5459 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5461 PR tree-optimization/71079
5462 PR tree-optimization/71206
5463 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5465 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5467 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5468 (get_vec_alignment_for_array_decl): Likewise.
5469 (get_vec_alignment_for_record_decl): Likewise.
5470 (increase_alignment::execute): Move code to find alignment to
5471 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5472 (type_align_map): New hash_map.
5474 2016-05-20 Richard Guenther <rguenther@suse.de>
5476 PR tree-optimization/29756
5477 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5478 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5479 * fold-const.c (operand_equal_p): Likewise.
5480 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5481 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5482 * tree-inline.c (estimate_operator_cost): Likewise.
5483 * tree-pretty-print.c (dump_generic_node): Likewise.
5484 * tree-ssa-operands.c (get_expr_operands): Likewise.
5485 * cfgexpand.c (expand_debug_expr): Likewise.
5486 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5487 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5488 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5489 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5490 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5491 (execute_update_addresses_taken): Do it.
5493 2016-05-20 Richard Biener <rguenther@suse.de>
5495 PR tree-optimization/71185
5496 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5497 register operations.
5499 2016-05-20 Richard Biener <rguenther@suse.de>
5501 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5502 gimple_seq_add_seq_without_update.
5503 (release_bb_predicate): Assert we have no operands to free.
5504 (if_convertible_loop_p_1): Calculate post dominators later.
5505 Do not free BB predicates here.
5506 (combine_blocks): Do not recompute BB predicates.
5507 (version_loop_for_if_conversion): Save BB predicates around
5510 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5512 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5513 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5514 code. Ignore sibcalls on EDGE_IGNORE edges.
5515 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5516 on edges for sibcalls that run without prologue. The rest of the
5517 function is combined from...
5518 (fix_fake_fallthrough_edge): ... this, and ...
5519 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5520 function argument, make it a local variable.
5522 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5524 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5525 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5526 for 32-bit mode and SEH for 64-bit.
5527 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5528 TARGET_64BIT_DEFAULT.
5530 2016-05-19 Ryan Burn <contact@rnburn.com>
5532 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5533 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5535 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5537 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5538 force pending loads from memory.
5540 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5542 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5543 (UNSPEC_DARN_32): New unspec constant.
5544 (UNSPEC_DARN_RAW): New unspec constant.
5545 (darn_32): New instruction.
5546 (darn_raw): New instruction.
5547 (darn): New instruction.
5548 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5549 support and documentation for this macro.
5550 (BU_P9_MISC_1): New macro definition.
5551 (BU_P9_64BIT_MISC_0): New macro definition.
5552 (BU_P9_MISC_0): New macro definition.
5553 (darn_32): New builtin definition.
5554 (darn_raw): New builtin definition.
5555 (darn): New builtin definition.
5556 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5557 RS6000_BUILTIN_0 directives to surround each occurrence of
5558 #include "rs6000-builtin.def".
5559 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5560 RS6000_BTM_64BIT flags to the returned mask, depending on
5562 (def_builtin): Correct an error in the assignments made to the
5563 debugging variable attr_string.
5564 (rs6000_expand_builtin): Add support for no-operand built-in
5566 (builtin_function_type): Remove fatal_error assertion that is no
5568 (rs6000_common_init_builtins): Add support for no-operand built-in
5570 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5572 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5574 (RS6000_BTM_64BIT): New macro definition.
5575 * doc/extend.texi: Document __builtin_darn (void),
5576 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5579 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5581 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5582 max_loop_iterations_int.
5584 2016-05-19 Marek Polacek <polacek@redhat.com>
5586 PR tree-optimization/71031
5587 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5588 condition and adjust the code a bit.
5590 2016-05-19 Martin Liska <mliska@suse.cz>
5592 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5593 auto_vec instead of vec.
5595 2016-05-19 Martin Liska <mliska@suse.cz>
5597 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5599 2016-05-19 Martin Liska <mliska@suse.cz>
5601 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5603 2016-05-19 Martin Liska <mliska@suse.cz>
5605 * ipa-pure-const.c (set_function_state): Remove an existing
5607 (remove_node_data): Do not free it as it's released
5608 in set_function_state.
5610 2016-05-19 Martin Liska <mliska@suse.cz>
5612 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5615 2016-05-19 Martin Liska <mliska@suse.cz>
5617 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5619 2016-05-19 Martin Liska <mliska@suse.cz>
5621 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5622 an auto_vec instead of re-creating it.
5624 2016-05-19 Martin Liska <mliska@suse.cz>
5626 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5627 auto_vec instead of vec.
5629 2016-05-19 Martin Liska <mliska@suse.cz>
5631 * lto-section-in.c (lto_get_section_data): Call
5632 lto_check_version with additional argument.
5633 * lto-streamer.c (lto_check_version): Add new argument.
5634 * lto-streamer.h (lto_check_version): Likewise.
5636 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5638 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5639 Don't add cost of inner memory when handling sign-extended loads.
5641 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5643 PR rtl-optimization/71148
5644 * cse.c (cse_main): Free dominance info.
5645 (rest_of_handle_cse): Don't free dominance info.
5646 (rest_of_handle_cse2): Likewise.
5647 (rest_of_handle_cse_after_global_opts): Likewise.
5649 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5652 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5653 NULL_TREE early if NEON is not available. Remove now redundant check
5654 in ARM_CHECK_BUILTIN_MODE.
5656 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5659 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5660 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5661 * doc/cpp.texi: Document new macros.
5663 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5665 PR tree-optimization/69848
5666 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5667 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5669 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5671 * function.c (thread_prologue_and_epilogue_insn): Move the
5672 "goto epilogue_done" one block later.
5674 2016-05-19 Richard Biener <rguenther@suse.de>
5676 PR tree-optimization/70729
5677 * passes.def: Move LIM pass before PRE. Remove no longer
5678 required copyprop and move first DCE out of the loop pipeline.
5680 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5683 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5684 (OBJS-libcommon-target): ...here.
5685 * opts-common.c: Include spellcheck.h.
5686 (cmdline_handle_error): Build a vec of valid options and use it
5687 to suggest provide hints for misspelled arguments.
5689 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5692 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5693 lhs if it has TREE_ADDRESSABLE type.
5695 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5698 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5699 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5701 2016-05-18 Martin Jambor <mjambor@suse.cz>
5704 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5705 input for NOP_EXPR pass-through functions.
5706 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5707 aggregate global constant VAR_DECLs in constant jump functions.
5709 2016-05-18 Martin Jambor <mjambor@suse.cz>
5712 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5713 from TREE_READONLY parameters.
5715 2016-05-18 Martin Jambor <mjambor@suse.cz>
5718 * cgraph.h (cgraph_indirect_call_info): New field
5719 guaranteed_unmodified.
5720 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5721 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5723 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5724 pass the parameter value to ipa_find_agg_cst_for_param.
5725 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5726 guaranteed_unmodified, store AA results there instead of bailing out
5728 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5729 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5730 (find_constructor_constant_at_offset): New function.
5731 (ipa_find_agg_cst_from_init): Likewise.
5732 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5733 static initializers of contants, report back through a new paameter
5734 from_global_constant if that was the case.
5735 (try_make_edge_direct_simple_call): Also pass parameter value to
5736 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5738 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5739 (ipa_read_indirect_edge_info): Likewise.
5740 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5741 (ipa_load_from_parm_agg): Likewise.
5743 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5745 PR rtl-optimization/71150
5746 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5749 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5752 * config/rs6000/constraints.md (wE constraint): New constraint
5753 for a vector constant that can be loaded with XXSPLTIB.
5754 (wM constraint): New constraint for a vector constant of a 1's.
5755 (wS constraint): New constraint for a vector constant that can be
5756 loaded with XXSPLTIB and a vector sign extend instruction.
5757 * config/rs6000/predicates.md (xxspltib_constant_split): New
5758 predicates for wE/wS constraints.
5759 (xxspltib_constant_nosplit): Likewise.
5760 (easy_vector_constant): Add support for constants that can be
5761 loaded via XXSPLTIB.
5762 (all_ones_constant): New predicate for vector constant with all
5764 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5765 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5766 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5767 instruction and possibly with a sign extension.
5768 (output_vec_const_move): Add support for XXSPLTIB. If we are
5769 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5770 instead of XXLXOR/XXLORC.
5771 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5773 (rs6000_legitimize_reload_address): Likewise.
5774 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5776 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5777 combine VSX_M and VSX_M2 into one iterator.
5779 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5780 (VSINT_842): Likewise.
5781 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5782 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5783 XXSPLTIB instruction.
5784 (xxspltib_<mode>_nosplit): Likewise.
5785 (xxspltib_<mode>_split): New insn to load up constants with
5786 XXSPLTIB and a sign extend instruction.
5787 (vsx_mov<mode>): Replace single move that handled all vector types
5788 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5789 moves (when -mvsx-timode is in effect) into the main vector
5790 moves. Eliminate separate moves for <VSr> <VSa>, where the
5791 preferred register class (<VSr>) is listed first, and the
5792 secondary register class (<VSa>) is listed second with a '?' to
5793 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5794 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5795 that if the register was involved in a slow operation, the
5796 clear/set operation does not wait for the slow operation to
5797 finish. Adjust the length attributes for 32-bit mode. Use
5798 rs6000_output_move_128bit and drop the use of the string
5799 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5800 spacing so that the alternatives and attributes don't generate
5801 long lines, and put things in columns, so that it is easier to
5802 match up the operands and attributes with the insn alternatives.
5803 (vsx_mov<mode>_64bit): Likewise.
5804 (vsx_mov<mode>_32bit): Likewise.
5805 (vsx_movti_64bit): Fold movti into normal vector moves.
5806 (vsx_movti_32bit): Likewise.
5807 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5809 (vsx_splat_v4si_internal): Likewise.
5810 (vsx_splat_v4sf_internal): Likewise.
5811 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5812 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5813 extend vector elements.
5814 (vsx_sign_extend_hi_<mode>): Likewise.
5815 (vsx_sign_extend_si_v2di): Likewise.
5816 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5818 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5819 constraints. Add trailing period to wL documentation.
5821 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5824 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5825 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5826 * tree-call-cdce.c: Include tree-dfa.h.
5827 (can_guard_call_p): New function, extracted from...
5828 (can_use_internal_fn): ...here.
5829 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5831 (shrink_wrap_one_built_in_call): Likewise.
5832 (use_internal_fn): Likewise.
5833 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5834 and return void. Call replace_abnormal_ssa_names.
5835 (pass_call_cdce::execute): Check can_guard_call_p during the
5836 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5837 will always change something.
5839 2016-05-18 Martin Jambor <mjambor@suse.cz>
5842 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5843 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5845 2016-05-18 Martin Jambor <mjambor@suse.cz>
5848 * ipa-inline.h (condition): New field size.
5849 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5850 for comaprison and store it into the new condition.
5851 (evaluate_conditions_for_known_args): Use condition size to check
5852 access sizes for all but CHANGED conditions.
5853 (unmodified_parm_1): New parameter size_p, store access size into it.
5854 (unmodified_parm): Likewise.
5855 (unmodified_parm_or_parm_agg_item): Likewise.
5856 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5857 (set_cond_stmt_execution_predicate): Extract access sizes and store
5859 (set_switch_stmt_execution_predicate): Likewise.
5860 (will_be_nonconstant_expr_predicate): Likewise.
5861 (will_be_nonconstant_predicate): Likewise.
5862 (inline_read_section): Stream condition size.
5863 (inline_write_summary): Likewise.
5865 2016-05-18 Richard Biener <rguenther@suse.de>
5867 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5868 condition cost to PHI cost instead of total_cost.
5870 2016-05-18 Martin Liska <mliska@suse.cz>
5873 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5876 2016-05-18 Richard Biener <rguenther@suse.de>
5878 * lto-streamer.h (LTO_major_version): Bump to 6.
5880 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5882 * function.c (make_split_prologue_seq, make_prologue_seq,
5883 make_epilogue_seq): New functions, factored out from...
5884 (thread_prologue_and_epilogue_insns): Here.
5886 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5888 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5889 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5890 of before. Add a comment.
5892 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5894 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5895 expression pointer, not pointer to the pointer.
5897 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5899 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5900 (avx2_pbroadcast<mode>): Add another alternative with v instead
5901 of x constraints in it, using <pbroadcast_evex_isa> isa.
5902 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5904 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5905 constraint x instead of v in second alternative, add avx512bw
5908 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5909 constraint x instead of v in second alternative, add avx512bw
5912 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5913 constraint x instead of v in second alternative, add avx512bw
5916 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5917 avx512bw alternative.
5919 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5921 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5923 (define_insn "*andnottf3"): Ditto.
5924 (define_insn "*<code><mode>3"/any_logic): Ditto.
5925 (define_insn "*<code>tf3"/any_logic): Ditto.
5926 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5927 operand to block AVX-512VL insn variant emit when it is not enabled.
5929 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5931 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5932 constraint fot SF mode.
5934 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5935 Kirill Yukhin <kirill.yukhin@intel.com>
5937 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5939 (define_insn "rsqrt14<mode>"): Ditto.
5940 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5941 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5942 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5943 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5944 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5946 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5947 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5948 * config/i386/i386.c (ix86_print_operand): Expand check for size
5949 override codes for Intel syntax.
5951 2016-05-18 Richard Biener <rguenther@suse.de>
5953 PR tree-optimization/71168
5954 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5955 initialization earlier.
5957 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5959 * config/aarch64/aarch64-simd.md
5960 (aarch64_reduc_plus_internal<mode>): Rename to...
5961 (reduc_plus_scal): ...This, and remove previous implementation.
5963 2016-05-18 Richard Biener <rguenther@suse.de>
5965 * passes.def: Put late dse and cd_dce in canonical order.
5967 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5969 * ipa-inline-transform.c (preserve_function_body_p): Look for
5970 first non-thunk clone.
5971 (save_function_body): Save into first non-thunk.
5972 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5974 (lto_output_node): Inline thunks don't need body in every
5976 * lto-streamer-in.c: Do not fixup thunk clones.
5977 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5979 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5982 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5985 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5986 (reassociate_bb): Call transform_add_to_multiply.
5988 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5990 * config/aarch64/aarch64.c (all_extensions): Removed unused
5993 2016-05-17 Nathan Sidwell <nathan@acm.org>
5995 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5996 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5998 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
6000 PR tree-optimization/54579
6002 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
6004 2016-05-17 Marek Polacek <polacek@redhat.com>
6007 * tree-inline.c (expand_call_inline): Call
6008 maybe_remove_unused_call_args.
6010 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
6012 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
6013 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
6014 * doc/md.texi (fmin@var{m}3): Likewise.
6016 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6018 * match.pd (X & C): New transformation.
6020 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6022 * match.pd (~X & Y): New transformation.
6024 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6026 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6027 information for new SSA_NAME.
6028 (simplify_conversion_using_ranges): Get range through get_range_info
6029 instead of get_value_range.
6031 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6033 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6034 Remove inline assembly.
6035 (vmvn_s16): Likewise.
6036 (vmvn_s32): Likewise.
6037 (vmvn_u8): Likewise.
6038 (vmvn_u16): Likewise.
6039 (vmvn_u32): Likewise.
6040 (vmvnq_s8): Likewise.
6041 (vmvnq_s16): Likewise.
6042 (vmvnq_s32): Likewise.
6043 (vmvnq_u8): Likewise.
6044 (vmvnq_u16): Likewise.
6045 (vmvnq_u32): Likewise.
6046 (vmvn_p8): Likewise.
6047 (vmvnq_p16): Likewise.
6049 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6051 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6053 (vmul_n_s16): Likewise.
6054 (vmul_n_s32): Likewise.
6055 (vmul_n_u16): Likewise.
6056 (vmul_n_u32): Likewise.
6057 (vmulq_n_f32): Likewise.
6058 (vmulq_n_f64): Likewise.
6059 (vmulq_n_s16): Likewise.
6060 (vmulq_n_s32): Likewise.
6061 (vmulq_n_u16): Likewise.
6062 (vmulq_n_u32): Likewise.
6064 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6066 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6067 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6069 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6071 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6072 to *aarch64_fma4_elt_from_dup<mode>.
6073 (*aarch64_fnma4_elt_to_128df): Rename to
6074 *aarch64_fnma4_elt_from_dup<mode>.
6075 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6076 (vfms_n_f32): Likewise.
6077 (vfms_n_f64): Likewise.
6078 (vfmsq_n_f32): Likewise.
6079 (vfmsq_n_f64): Likewise.
6081 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6083 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6085 2016-05-17 Richard Biener <rguenther@suse.de>
6087 PR tree-optimization/71132
6088 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6089 Only add control dependences for blocks in the loop.
6090 (build_rdg): Adjust.
6091 (generate_code_for_partition): Return whether loop should
6092 be destroyed and delay that.
6093 (distribute_loop): Likewise.
6094 (pass_loop_distribution::execute): Record loops to be destroyed
6095 and perform delayed destroying of loops.
6097 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6100 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6102 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6104 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6106 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6109 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6110 insertion point for instructions generated by validize_mem.
6112 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6114 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6117 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6119 * config/aarch64/aarch64.c
6120 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6121 rather than a macro.
6123 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6125 * doc/invoke.texi (AArch64 Options): Various updates.
6127 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6129 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6130 into instrumentation thunks.
6131 * cif-code.def (CIF_CHKP): New.
6133 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6135 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6137 2016-05-16 Martin Jambor <mjambor@suse.cz>
6139 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6140 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6142 2016-05-16 Marek Polacek <polacek@redhat.com>
6144 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6147 2016-05-16 Martin Jambor <mjambor@suse.cz>
6150 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6151 the outlined kernel function.
6153 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6155 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6156 (ISA_HAS_DLSA): Ditto.
6158 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6160 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6162 2016-05-16 Nathan Sidwell <nathan@acm.org>
6164 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6165 (nvptx_name_replacement): Restore. Add comment.
6166 (write_fn_proto, write_fn_proto_from_insn,
6167 nvptx_output_call_insn): Restore
6168 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6170 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6172 * config/aarch64/aarch64.md
6173 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6174 (add<mode>3_compareC_imm): Likewise.
6175 (<optab>si3_uxtw): Split into register and immediate variants.
6176 (andsi3_compare0_uxtw): Likewise.
6177 (and<mode>3_compare0): Likewise.
6178 (and<mode>3nr_compare0): Likewise.
6179 (stack_protect_test_<mode>): Don't use %x for memory operands.
6181 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6183 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6185 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6187 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6188 Split integer shifts into shift_reg and bfm.
6189 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6190 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6191 (ror<mode>3_insn): Likewise.
6192 (<optab>si3_insn_uxtw): Likewise.
6193 (<optab><mode>3_insn): Change to rotate_imm.
6194 (extr<mode>5_insn_alt): Likewise.
6195 (extrsi5_insn_uxtw): Likewise.
6196 (extrsi5_insn_uxtw_alt): Likewise.
6198 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6200 * doc/tm.texi: Regenerate.
6201 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6202 (TARGET_INVALID_RETURN_TYPE): Remove.
6203 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6204 TARGET_INVALID_RETURN_TYPE.
6205 * target.def (invalid_parameter_type): Remove.
6206 (invalid_return_type): Remove.
6208 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6210 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6211 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6213 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6215 (preserve_function_body_p): No need to preserve function body
6216 * cif-codes.def (CIF_THUNK): Remove.
6217 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6219 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6221 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6223 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6225 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6228 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6230 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6231 (inline_small_functions): Do not look for function symbol when
6234 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6236 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6239 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6240 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6241 Jiong Wang <jiong.wang@arm.com>
6243 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6244 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6245 Define __ARM_FP16_ARGS when appropriate.
6246 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6248 (arm_invalid_return_type): Likewise.
6249 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6250 (TARGET_INVALID_RETURN_TYPE): Remove.
6251 (aapcs_vfp_sub_candidate): Allow HFmode.
6252 (aapcs_vfp_allocate): Add comment. Support HFmode.
6253 (aapcs_vfp_allocate_return_reg): Likewise.
6254 (struct aapcs_cp_arg_layout): Slightly reword comments for
6255 is_return_candidate and allocate_return_reg.
6256 (output_mov_vfp): Update assert.
6257 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6259 (arm_invalid_parameter_type): Remove.
6260 (amr_invalid_return_type): Remove.
6261 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6262 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6263 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6265 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6267 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6268 * config/aarch64/arch64-protos.h
6269 (aarch64_legitimize_reload_address): Remove.
6270 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6273 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6275 * configure.ac: Add ACX_NONCANONICAL_HOST.
6276 * configure: Regenerate.
6277 * Makefile.in: Set host_noncanonical.
6279 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6282 * config/i386/i386.md (*movtf_internal): Before register allocation,
6283 do not allow FP constants for CM_MEDIUM memory model, allow only
6284 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6285 (*movxf_internal): Ditto.
6286 (*movdf_internal): Ditto.
6287 (*movsf_internal): Ditto.
6289 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6291 PR rtl-optimization/67483
6292 * combine.c (make_compound_operation): Don't call extract_left_shift
6293 with negative shift amounts.
6295 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6298 * fold-const.c (fold_checksum_tree): Allow modification
6299 of TYPE_ALIAS_SET during folding.
6301 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6302 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6303 (ix86_split_to_parts): Likewise. Fix up formatting.
6305 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6307 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6308 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6311 2016-05-13 Nathan Sidwell <nathan@acm.org>
6313 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6314 (nvptx_name_replacement): Delete.
6315 (write_fn_proto, write_fn_proto_from_insn,
6316 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6317 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6318 * langhooks.c (add_builtin_funcction_common): Call
6319 targetm.mangle_decl_assembler_name.
6321 * config/nvptx/nvptx.c (write_fn_proto): Handle
6322 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6324 2016-05-13 Martin Liska <mliska@suse.cz>
6326 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6327 and PRIu64 in printf format.
6329 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6331 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6334 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6336 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6337 Change --param max-completely-peeled-times to
6338 --param max-completely-peel-times in dump file printing.
6340 2016-05-13 Richard Biener <rguenther@suse.de>
6342 PR tree-optimization/42587
6343 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6344 (find_bswap_or_nop_1): Likewise.
6345 (bswap_replace): Likewise.
6347 2016-05-13 Martin Liska <mliska@suse.cz>
6349 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6350 Initialize a variable with default value.
6352 2016-05-13 Martin Liska <mliska@suse.cz>
6354 * doc/invoke.texi: Enhance explanation of error recovery
6357 2016-05-13 Martin Liska <mliska@suse.cz>
6359 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6360 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6361 (iv_inv_expr_ent *).
6362 (struct iv_inv_expr_ent): Comment struct fields.
6363 (sort_iv_inv_expr_ent): New function.
6364 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6365 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6366 a hash_map between iv_inv_expr_ent and number of usages.
6367 (niter_for_exit): Fix coding style.
6368 (tree_ssa_iv_optimize_init): Use renamed variable.
6369 (determine_base_object): Fix coding style.
6370 (alloc_iv): Likewise.
6371 (find_interesting_uses_outside): Likewise.
6372 (add_candidate_1): Likewise.
6373 (add_standard_iv_candidates): Likewise.
6374 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6375 (prepare_decl_rtl): Fix coding style.
6376 (get_address_cost): Likewise.
6377 (get_shiftadd_cost): Likewise.
6378 (force_expr_to_var_cost): Likewise.
6379 (compare_aff_trees): Likewise.
6380 (get_expr_id): Restructure the function.
6381 (get_loop_invariant_expr_id): Renamed to
6382 get_loop_invariant_expr.
6383 (get_computation_cost_at): Replace usage of inv_expr_id with
6385 (get_computation_cost): Likewise.
6386 (determine_group_iv_cost_generic): Likewise.
6387 (determine_group_iv_cost_address): Likewise.
6388 (iv_period): Fix coding style.
6389 (iv_elimination_compare_lt): Likewise.
6390 (may_eliminate_iv): Likewise.
6391 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6393 (determine_group_iv_costs): Dump invariant expressions.
6394 (iv_ca_recount_cost): Use the newly added hash_map.
6395 (iv_ca_set_remove_invariants): Fix coding style.
6396 (iv_ca_set_add_invariants): Fix coding style.
6397 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6399 (iv_ca_set_cp): Likewise.
6400 (iv_ca_new): Initialize the newly added hash_map and remove
6401 initialization of fields.
6402 (iv_ca_free): Delete the hash_map.
6403 (iv_ca_dump): Dump invariant expressions.
6404 (iv_ca_extend): Fix coding style.
6405 (try_add_cand_for): Likewise.
6406 (create_new_ivs): Dump information about # of avg iterations and
6407 # of used invariant expressions.
6408 (rewrite_use_compare): Fix coding style.
6409 (free_loop_data): Set default value for max_inv_expr_id.
6411 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6413 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6414 returned value cse_cfg_altered computation.
6415 (rest_of_handle_cse2): Likewise.
6416 (rest_of_handle_cse_after_global_opts): Likewise.
6418 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6421 * config/arm/arm.c (arm32_output_mi_thunk): New.
6422 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6423 to split Thumb1 vs TARGET_32BIT functionality.
6424 (arm_thumb1_mi_thunk): New.
6426 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6428 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6431 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6434 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6436 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6438 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6439 (expand_builtin_trap): Emit a regular call.
6440 (set_builtin_user_assembler_name): Remove obsolete cases.
6441 * dse.c (scan_insn): Adjust.
6442 * except.c: Include calls.h.
6443 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6444 emit a regular call to setjmp.
6445 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6446 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6447 (emit_block_move_via_libcall): Delete.
6448 (block_move_fn): Delete.
6449 (init_block_move_fn): Likewise.
6450 (emit_block_move_libcall_fn): Likewise.
6451 (emit_block_op_via_libcall): New function.
6452 (set_storage_via_libcall): Tidy up and use memset builtin.
6453 (block_clear_fn): Delete.
6454 (init_block_clear_fn): Likewise.
6455 (clear_storage_libcall_fn): Likewise.
6456 (expand_assignment): Call emit_block_move_via_libcall.
6457 Do not include gt-expr.h.
6458 * expr.h (emit_block_op_via_libcall): Declare.
6459 (emit_block_copy_via_libcall): New inline function.
6460 (emit_block_move_via_libcall): Likewise.
6461 (emit_block_comp_via_libcall): Likewise.
6462 (block_clear_fn): Delete.
6463 (init_block_move_fn): Likewise.
6464 (init_block_clear_fn): Likewise.
6465 (emit_block_move_via_libcall): Likewise.
6466 (set_storage_via_libcall): Add default parameter value.
6467 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6468 (abort_libfunc): Delete.
6469 (memcpy_libfunc): Likewise.
6470 (memmove_libfunc): Likewise.
6471 (memcmp_libfunc): Likewise.
6472 (memset_libfunc): Likewise.
6473 (setbits_libfunc): Likewise.
6474 (setjmp_libfunc): Likewise.
6475 (longjmp_libfunc): Likewise.
6476 (profile_function_entry_libfunc): Likewise.
6477 (profile_function_exit_libfunc): Likewise.
6478 (gcov_flush_libfunc): Likewise.
6479 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6480 and DECL_VISIBILITY on the declaration.
6481 (init_optabs): Do not initialize obsolete libfuncs.
6482 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6483 * tree-core.h (ECF_RET1): Define.
6484 (ECF_TM_PURE): Adjust.
6485 (ECF_TM_BUILTIN): Likewise.
6486 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6487 (build_common_builtin_nodes): Initialize abort builtin.
6488 Add ECF_RET1 on memcpy, memmove and memset builtins.
6489 Pass final flags for alloca and alloca_with_align builtins.
6490 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6492 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6493 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6494 set_storage_via_libcall and call emit_block_copy_via_libcall.
6496 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6498 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6499 DImode before it is passed to ix86_output_call_operand.
6500 (*call_value_got_x32): Ditto for operand 1.
6502 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6504 PR rtl-optimization/70904
6505 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6506 reload for wide mode.
6508 2016-05-12 Marek Polacek <polacek@redhat.com>
6511 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6512 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6513 * langhooks.h (incomplete_type_error): Likewise.
6514 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6515 parameter, pass it down to incomplete_type_error.
6516 * tree.h (size_in_bytes): New inline overload.
6517 (size_in_bytes_loc): Renamed from size_in_bytes.
6519 2016-05-12 Richard Biener <rguenther@suse.de>
6521 PR tree-optimization/71059
6522 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6523 nary before looking up or entering the expression into the VN
6525 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6526 Make sure to re-use NARYs without result as inserted by
6529 2016-05-12 Richard Biener <rguenther@suse.de>
6531 PR tree-optimization/71062
6532 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6534 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6535 vars_contains_restrict if the var is a restrict tag.
6536 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6537 do not disambiguate pointers against it.
6538 (dump_points_to_solution): Re-structure and adjust for new
6539 vars_contains_restrict flag.
6540 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6542 2016-05-12 Martin Liska <mliska@suse.cz>
6544 * doc/invoke.texi: Explain connection between
6545 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6547 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6549 PR tree-optimization/71006
6550 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6551 consider COND_EXPR as a mask producer.
6553 2016-05-12 Marek Polacek <polacek@redhat.com>
6556 * opts.c (common_handle_option): Detect missing argument for --help^.
6558 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6561 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6562 when popping the PC and within an interrupt handler routine.
6563 Add missing tab to output of "ldmfd".
6564 (output_return_instruction): Output LDMFD with SP update rather
6565 than POP when returning from interrupt handler.
6567 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6569 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6570 TARGET_64BIT && TARGET_AVX512DQ.
6571 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6572 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6573 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6574 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6575 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6576 (*vec_extractv4si_zext): Add avx512dq alternative.
6577 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6578 use v instead of x constraint in other alternatives where possible.
6580 * config/i386/sse.md (sse2_loadld): Use v instead of x
6581 constraint in alternatives 0,1,4.
6583 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6584 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6585 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6588 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6589 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6590 is not emitted unless TARGET_AVX512BW.
6591 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6592 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6593 for the result operand.
6595 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6596 constraint instead of x in avx alternatives. Use maybe_evex instead
6599 * config/i386/constraints.md (Yv): New constraint.
6600 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6601 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6602 * config/i386/i386.md (avx512fvecmode): New mode attr.
6603 (*pushtf): Use v constraint instead of x.
6604 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6605 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6606 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6607 (*absnegtf2_sse): Likewise.
6608 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6609 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6610 avx512f alternatives.
6611 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6613 2016-05-12 Richard Biener <rguenther@suse.de>
6615 PR tree-optimization/71060
6616 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6617 require exact match of DR_BASE_OBJECT but only matching address and
6620 2016-05-12 Richard Biener <rguenther@suse.de>
6622 PR tree-optimization/70986
6623 * cfganal.c: Include cfgloop.h.
6624 (dfs_find_deadend): Prefer to take edges exiting loops.
6626 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6628 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6629 compile and run time.
6631 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6634 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6636 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6638 * config/i386/i386.c (legitimize_pic_address): Use
6639 copy_to_suggested_reg instead of gen_movsi.
6641 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6643 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6644 the code into quad_address_p and call it to share code with
6645 vsx_quad_dform_memory_operand.
6646 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6648 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6649 bit instead of being a separate word. Split -mpower9-dform into
6650 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6651 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6652 for the register class supporting 128-bit quad word memory offsets.
6653 (mode_supports_vsx_dform_quad): Helper function to return if the
6654 register class uses quad word memory offsets.
6655 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6656 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6657 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6658 instructions are enabled, set up the appropriate addr_masks for
6660 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6661 -mpower9-dform-scalar, instead of -mpower9-dform.
6662 (rs6000_option_override_internal): Split -mpower9-dform into two
6663 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6664 -mpower9-dform switch sets or clears both. If we are not using
6665 the LRA register allocator, do not enable -mpower9-dform-vector by
6666 default. If we are using LRA, enable -mpower9-dform-vector and
6667 -mvsx-timode if it is appropriate. Issue a warning if either
6668 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6670 (quad_address_offset_p): New helper function to return if the
6671 offset is legal for quad word memory instructions.
6672 (quad_address_p): New function to determin if GPR or vector
6673 register quad word memory addresses are legal.
6674 (mem_operand_gpr): Validate quad word address offsets.
6675 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6676 d-form (register + offset) instructions.
6677 (offsettable_ok_by_alignment): Likewise.
6678 (rs6000_legitimate_offset_address_p): Likewise.
6679 (legitimate_lo_sum_address_p): Likewise.
6680 (rs6000_legitimize_address): Likewise.
6681 (rs6000_legitimize_reload_address): Add more debug statements for
6683 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6684 d-form instructions.
6685 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6686 d-form instructions. Distinguish different cases in debug
6687 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6688 d-form instructions.
6689 (rs6000_preferred_reload_class): Likewise.
6690 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6691 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6692 of the ISA 2.06 indexed memory instructions.
6693 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6694 use them to save/restore the saved vector registers instead of
6695 using Altivec instructions.
6696 (rs6000_emit_epilogue): Likewise.
6697 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6698 (rs6000_opt_masks): Split -mpower9-dform into
6699 -mpower9-dform-scalar and -mpower9-dform-vector.
6700 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6702 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6703 ISA 3.0 vector indexed memory instructions, and fold the code into
6704 the normal mov<mode> patterns.
6705 (p9_vecstore_<mode>): Likewise.
6706 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6708 (vsx_movti_64bit): Likewise.
6709 (vsx_movti_32bit): Likewise.
6710 * config/rs6000/constraints.md (wO constraint): New constraint for
6711 ISA 3.0 vector d-form support.
6712 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6713 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6714 include -mpower9-dform-vector until we switch over to LRA.
6715 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6716 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6717 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6718 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6719 for -mpower9-dform and -mlra.
6720 * doc/md.texi (wO constraint): Document wO constraint.
6722 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6724 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6725 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6726 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6727 Move handling of non-insn arguments inline into the sole user:
6728 (output_trans_func): ...here.
6729 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6730 in emitted function prototype.
6731 (output_internal_insn_latency_func): Ditto. Simplify.
6732 (output_internal_maximal_insn_latency_func): Ditto. Delete
6733 always-unused argument.
6734 (output_insn_latency_func): Ditto.
6735 (output_maximal_insn_latency_func): Ditto.
6737 2016-05-11 Richard Biener <rguenther@suse.de>
6739 PR tree-optimization/71055
6740 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6741 sth with precision not equal to access size verify we don't chop
6744 2016-05-11 Richard Biener <rguenther@suse.de>
6747 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6748 (dwarf2out_finish): Move retry_incomplete_types call ...
6749 (dwarf2out_early_finish): ... here.
6751 2016-05-11 Richard Biener <rguenther@suse.de>
6754 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6755 if the langhook insists on it.
6756 * fold-const.c (make_bit_field_ref): Add arg for the original
6757 reference and preserve its alias-set.
6758 (decode_field_reference): Take exp by reference and adjust it
6759 to the original memory reference.
6760 (optimize_bit_field_compare): Adjust callers.
6761 (fold_truth_andor_1): Likewise.
6762 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6764 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6767 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6768 * cfgrtl.c (delete_insn_and_edges): Likewise.
6769 * config/i386/i386.c (convert_scalars_to_vector): Remove
6771 * cse.c (cse_insn): Compute cse_cfg_altered.
6772 (delete_trivially_dead_insns): Likewise.
6773 (cse_cc_succs): Likewise.
6774 (rest_of_handle_cse): Free dominance info if required.
6775 (rest_of_handle_cse2): Likewise.
6776 (rest_of_handle_cse_after_global_opts): Likewise.
6778 2016-05-11 Alan Modra <amodra@gmail.com>
6780 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6781 abi_v4_pass_in_fpr): New functions.
6782 (rs6000_function_arg_boundary): Exclude complex IBM long double
6783 from 64-bit alignment when ABI_V4.
6784 (rs6000_function_arg, rs6000_function_arg_advance_1,
6785 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6787 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6789 PR rtl-optimization/71028
6790 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6791 jump with just a return in the fallthrough block if the branch
6792 block contains just a return as well.
6794 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6796 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6797 * match.pd ((X & Y) ^ Y): ... this.
6798 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6799 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6801 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6803 * read-md.c (require_char_ws): New function.
6804 (read_string): Simplify using require_char_ws.
6805 (handle_constants): Likewise.
6806 (handle_enum): Likewise.
6807 (handle_file): Likewise.
6808 * read-md.h (require_char_ws): New declaration.
6809 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6810 (read_mapping): Likewise.
6811 (read_rtx_code): Likewise.
6812 (read_nested_rtx): Likewise.
6814 2016-05-10 James Norris <jnorris@codesourcery.com>
6816 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6817 if offloading is enabled and -fopenacc or -fopenmp is specified.
6818 (CRTOFFLOADEND): Likewise.
6819 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6820 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6822 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6824 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6825 gotoff_operand code paths. Use copy_to_suggested_regs and
6826 expand_simple_binop where appropriate. Cleanup.
6828 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6831 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6833 (dimode_scalar_chain::vector_const_cost): New.
6834 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6835 (dimode_scalar_chain::convert_op): Likewise.
6836 (dimode_scalar_chain::convert_insn): Likewise.
6838 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6840 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6841 unary operation, not a binary one.
6843 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6846 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6847 calls with type casted fndecl.
6849 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6851 PR tree-optimization/70786
6852 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6853 * calls.c (initialize_argument_information): Bind bounds
6854 with corresponding args passed by reference.
6856 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6859 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6860 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6861 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6864 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6867 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6868 code for a zero scale factor.
6869 (vsx_xvcvdpuxds_scale): Likewise.
6871 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6873 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6874 if show_ruler_p was set on the context.
6875 (layout::show_ruler): New method.
6876 * diagnostic.h (struct diagnostic_context): Add field
6879 2016-05-10 Richard Biener <rguenther@suse.de>
6881 PR tree-optimization/71039
6882 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6883 (chk_uses): New function.
6884 (propagate_with_phi): Verify we can safely replicate the lhs of an
6885 aggregate assignment on all incoming edges.
6887 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6889 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6891 (rx_atomic_sequence): New class.
6892 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6893 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6895 (rx_atomic_sequence::rx_atomic_sequence,
6896 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6897 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6898 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6899 CTRLREG_INTB): New constants.
6900 (FETCHOP): New code iterator.
6901 (fethcop_name, fetchop_name2): New iterator code attributes.
6902 (QIHI): New mode iterator.
6903 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6904 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6905 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6907 2016-05-10 Martin Liska <mliska@suse.cz>
6909 * tree-inline.c (remap_dependence_clique): Do not remap
6910 debugging statements.
6912 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6914 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6915 ("*fixuns_truncdfdi2_z13")
6916 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6917 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6918 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6920 2016-05-10 Richard Biener <rguenther@suse.de>
6922 PR tree-optimization/70497
6923 PR tree-optimization/28367
6924 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6926 (visit_reference_op_load): ... here.
6927 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6928 with simplified BIT_FIELD_REFs.
6929 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6930 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6933 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6935 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6936 documentation comment. For BLOCK nodes, add a
6937 DW_AT_abstract_origin attribute that points to the DIE generated
6938 for the origin BLOCK.
6939 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6940 blocks from inlined functions.
6942 2016-05-10 Alan Modra <amodra@gmail.com>
6945 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6946 regrename modifying insns saving lr before __morestack call.
6947 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6948 insns restoring lr after __morestack call.
6950 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6952 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6953 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6955 * config/i386/sse.md (vec_interleave_high<mode>,
6956 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6957 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6959 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6961 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6962 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6963 parallel reassociation for power8 and forward.
6965 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/i386.md (absneg splitters with general regs): Use
6968 general_reg_operand predicate.
6969 (btsq peephole2): Use x86_64_immediate_operand to check if new
6970 value is suitable for immediate operand. Generate emitted insn
6971 using RTL expressions.
6972 (btcq peephole2): Ditto.
6973 (btrq peephole2): Ditto. Generate correct immediate operand
6976 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6978 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6981 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6983 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6984 pointer dereference.
6986 2016-05-09 Richard Biener <rguenther@suse.de>
6988 PR tree-optimization/70985
6989 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6990 op0 isn't a gimple register.
6992 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6994 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6995 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6996 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6997 (i6400_fpu_mult): New cpu units.
6998 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6999 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
7000 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
7001 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
7002 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
7003 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
7004 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
7005 (i6400_msa_long_float4, i6400_msa_long_float5)
7006 (i6400_msa_long_float8, i6400_msa_fdiv_df)
7007 (i6400_msa_fdiv_sf): New reservations.
7008 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
7009 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
7010 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
7011 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
7012 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
7013 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
7014 (msa_short_cmp, msa_short_float2, msa_short_logic3)
7015 (msa_short_store4, msa_long_load, msa_short_store)
7016 (msa_long_logic, msa_long_float2, msa_long_float4)
7017 (msa_long_float5, msa_long_float8, msa_long_mult)
7018 (msa_long_fdiv, msa_long_div): New reservations.
7020 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
7021 Sameera Deshpande <sameera.deshpande@imgtec.com>
7022 Matthew Fortune <matthew.fortune@imgtec.com>
7023 Graham Stott <graham.stott@imgtec.com>
7024 Chao-ying Fu <chao-ying.fu@imgtec.com>
7026 * config.gcc: Add MSA header file for mips*-*-* target.
7027 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7028 (Ubv8i, Urv8): New constraints.
7029 * config/mips/mips-ftypes.def: Add function types for MSA
7031 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7032 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7033 * config/mips/mips-msa.md: New file.
7034 * config/mips/mips-protos.h
7035 (mips_split_128bit_const_insns): New prototype.
7036 (mips_msa_idiv_insns): Likewise.
7037 (mips_split_128bit_move): Likewise.
7038 (mips_split_128bit_move_p): Likewise.
7039 (mips_split_msa_copy_d): Likewise.
7040 (mips_split_msa_insert_d): Likewise.
7041 (mips_split_msa_fill_d): Likewise.
7042 (mips_expand_msa_branch): Likewise.
7043 (mips_const_vector_same_val_p): Likewise.
7044 (mips_const_vector_same_bytes_p): Likewise.
7045 (mips_const_vector_same_int_p): Likewise.
7046 (mips_const_vector_shuffle_set_p): Likewise.
7047 (mips_const_vector_bitimm_set_p): Likewise.
7048 (mips_const_vector_bitimm_clr_p): Likewise.
7049 (mips_msa_vec_parallel_const_half): Likewise.
7050 (mips_msa_output_division): Likewise.
7051 (mips_ldst_scaled_shift): Likewise.
7052 (mips_expand_vec_cond_expr): Likewise.
7053 * config/mips/mips.c (enum mips_builtin_type): Add
7054 MIPS_BUILTIN_MSA_TEST_BRANCH.
7055 (mips_gen_const_int_vector_shuffle): New prototype.
7056 (mips_const_vector_bitimm_set_p): New function.
7057 (mips_const_vector_bitimm_clr_p): Likewise.
7058 (mips_const_vector_same_val_p): Likewise.
7059 (mips_const_vector_same_bytes_p): Likewise.
7060 (mips_const_vector_same_int_p): Likewise.
7061 (mips_const_vector_shuffle_set_p): Likewise.
7062 (mips_symbol_insns): Forbid loading symbols via immediate for
7064 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7066 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7068 (mips_lx_address_p): Add support load indexed address for MSA.
7069 (mips_address_insns): Add calculation of instructions needed for
7070 stores and loads for MSA.
7071 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7072 CONST_VECTOR for MSA and let it fall through.
7073 (mips_ldst_scaled_shift): New function.
7074 (mips_subword_at_byte): Likewise.
7075 (mips_msa_idiv_insns): Likewise.
7076 (mips_legitimize_move): Validate MSA moves.
7077 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7078 calculation of costs for MSA division.
7079 (mips_split_move_p): Check if MSA moves need splitting.
7080 (mips_split_move): Split MSA moves if necessary.
7081 (mips_split_128bit_move_p): New function.
7082 (mips_split_128bit_move): Likewise.
7083 (mips_split_msa_copy_d): Likewise.
7084 (mips_split_msa_insert_d): Likewise.
7085 (mips_split_msa_fill_d): Likewise.
7086 (mips_output_move): Handle MSA moves.
7087 (mips_expand_msa_branch): New function.
7088 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7089 Reinstate 'y' modifier.
7090 (mips_file_start): Add MSA .gnu_attribute.
7091 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7093 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7094 (mips_class_max_nregs): Add register size for MSA supported mode.
7095 (mips_cannot_change_mode_class): Allow conversion between MSA
7096 vector modes and TImode.
7097 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7099 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7100 (mips_preferred_simd_mode): Add preffered modes for MSA.
7101 (mips_vector_mode_supported_p): Add MSA supported modes.
7102 (mips_autovectorize_vector_sizes): New function.
7103 (mips_msa_output_division): Likewise.
7104 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7105 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7106 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7107 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7108 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7109 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7110 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7111 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7112 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7113 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7114 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7115 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7116 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7117 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7118 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7119 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7120 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7121 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7122 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7123 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7124 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7125 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7126 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7127 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7128 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7129 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7130 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7131 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7132 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7133 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7134 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7135 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7136 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7137 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7138 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7139 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7140 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7141 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7142 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7143 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7144 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7145 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7146 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7147 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7148 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7149 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7150 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7151 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7152 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7153 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7154 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7155 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7156 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7157 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7158 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7159 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7160 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7161 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7162 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7163 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7164 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7165 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7166 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7167 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7168 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7169 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7170 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7171 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7172 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7173 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7174 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7175 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7176 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7177 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7178 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7179 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7180 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7181 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7182 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7183 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7184 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7185 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7186 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7187 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7188 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7189 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7190 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7191 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7192 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7193 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7194 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7195 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7196 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7197 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7198 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7199 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7200 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7201 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7202 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7203 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7204 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7205 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7206 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7207 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7208 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7209 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7210 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7211 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7212 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7213 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7214 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7215 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7216 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7217 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7218 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7219 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7220 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7221 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7222 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7223 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7224 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7225 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7226 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7227 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7228 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7229 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7230 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7231 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7232 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7233 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7234 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7235 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7236 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7237 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7238 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7239 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7240 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7241 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7242 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7243 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7244 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7245 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7246 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7247 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7248 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7249 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7250 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7251 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7252 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7253 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7254 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7256 (mips_get_builtin_decl_index): New array.
7257 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7258 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7259 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7260 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7261 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7263 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7265 (mips_expand_builtin_insn): Prepare operands for
7266 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7267 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7268 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7269 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7270 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7271 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7272 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7273 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7274 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7275 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7276 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7277 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7278 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7279 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7280 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7281 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7282 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7283 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7284 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7285 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7286 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7287 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7288 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7289 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7290 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7291 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7292 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7293 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7294 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7295 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7296 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7297 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7298 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7299 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7300 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7301 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7302 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7303 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7304 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7305 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7306 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7307 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7308 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7309 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7310 These are set implicitly and an error is reported if overridden.
7311 (mips_expand_builtin_msa_test_branch): New function.
7312 (mips_expand_msa_shuffle): Likewise.
7313 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7314 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7315 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7316 (mips_expand_vec_unpack): Add support for MSA.
7317 (mips_expand_vector_init): Likewise.
7318 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7319 instead of const0_rtx.
7320 (mips_msa_vec_parallel_const_half): New function.
7321 (mips_gen_const_int_vector): Likewise.
7322 (mips_gen_const_int_vector_shuffle): Likewise.
7323 (mips_expand_msa_cmp): Likewise.
7324 (mips_expand_vec_cond_expr): Likewise.
7325 * config/mips/mips.h
7326 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7327 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7329 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7330 (ISA_HAS_MSA): New macro.
7331 (UNITS_PER_MSA_REG): Likewise.
7332 (BITS_PER_MSA_REG): Likewise.
7333 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7334 (MSA_REG_FIRST): New macro.
7335 (MSA_REG_LAST): Likewise.
7336 (MSA_REG_NUM): Likewise.
7337 (MSA_REG_P): Likewise.
7338 (MSA_REG_RTX_P): Likewise.
7339 (MSA_SUPPORTED_MODE_P): Likewise.
7340 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7341 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7342 * config/mips/mips.md: Include mips-msa.md.
7343 (alu_type): Add simd_add.
7344 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7345 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7346 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7347 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7348 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7349 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7350 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7351 simd_move, simd_load, simd_store. Choose "multi" for moves
7353 (qword_mode): New attribute.
7354 (insn_count): Add instruction count for quad moves.
7355 Increase the count for MIPS SIMD division.
7356 (UNITMODE): Add UNITMODEs for vector types.
7357 (addsub): New code iterator.
7358 * config/mips/mips.opt (mmsa): New option.
7359 * config/mips/msa.h: New file.
7360 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7362 * config/mips/mti-linux.h: Likewise.
7363 * config/mips/predicates.md
7364 (const_msa_branch_operand): New constraint.
7365 (const_uimm3_operand): Likewise.
7366 (const_uimm4_operand): Likewise.
7367 (const_uimm5_operand): Likewise.
7368 (const_uimm8_operand): Likewise.
7369 (const_imm5_operand): Likewise.
7370 (aq10b_operand): Likewise.
7371 (aq10h_operand): Likewise.
7372 (aq10w_operand): Likewise.
7373 (aq10d_operand): Likewise.
7374 (const_m1_operand): Likewise.
7375 (reg_or_m1_operand): Likewise.
7376 (const_exp_2_operand): Likewise.
7377 (const_exp_4_operand): Likewise.
7378 (const_exp_8_operand): Likewise.
7379 (const_exp_16_operand): Likewise.
7380 (const_vector_same_val_operand): Likewise.
7381 (const_vector_same_simm5_operand): Likewise.
7382 (const_vector_same_uimm5_operand): Likewise.
7383 (const_vector_same_uimm6_operand): Likewise.
7384 (const_vector_same_uimm8_operand): Likewise.
7385 (par_const_vector_shf_set_operand): Likewise.
7386 (reg_or_vector_same_val_operand): Likewise.
7387 (reg_or_vector_same_simm5_operand): Likewise.
7388 (reg_or_vector_same_uimm6_operand): Likewise.
7389 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7391 * doc/invoke.texi (-mmsa): Document new option.
7393 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7395 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7396 * configure: Regenerate.
7397 * config.in: Regenerate.
7398 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7400 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7401 (ENDFILE_VTV_SPEC): Define.
7403 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7405 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7406 registers in all interrupt handlers if necessary.
7407 (rl78_option_override): Add warning.
7408 (MUST_SAVE_MDUC_REGISTERS): New macro.
7409 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7410 * config/rl78/rl78.c (check_mduc_usage): New function.
7411 (mduc_regs): New structure to hold MDUC register data.
7412 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7413 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7414 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7415 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7416 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7417 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7419 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7421 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7422 (tree-ssa-loop-niter.h): Ditto.
7423 (idx_within_array_bound, ref_within_array_bound): New functions.
7424 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7425 Factor out check on writable base object to ...
7426 (base_object_writable): ... here.
7428 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7430 * config/arm/arm.md (probe_stack): Add modes to set source
7433 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7435 * regrename.c (base_reg_class_for_rename): New static function.
7436 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7438 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7440 * cgraph.c (thunk_adjust): Export.
7441 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7442 * cgraphunit.c (thunk_adjust): Export.
7443 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7445 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7447 * tree-inline.c (expand_call_inline): Expand thunks inline.
7449 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7452 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7453 (*sse2_vd_cvtss2sd): Ditto.
7454 * config/i386/i386.md
7455 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7456 Generate *sse2_vd_cvtsd2ss pattern.
7457 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7458 Generate *sse2_vd_cvtss2sd pattern.
7460 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7462 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7463 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7466 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7468 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7469 * config/sh/sh.c: Define and declare variables on first use throughout
7471 (current_function_interrupt): Change to bool type.
7472 (frame_insn): Rename to emit_frame_insn and update users.
7473 (push_regs): Use bool for 'interrupt_handler' argument.
7474 (save_schedule_s): Remove.
7475 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7476 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7477 targetm.asm_out.unaligned_op.di.
7478 (gen_far_branch): Remove redundant forward declaration.
7479 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7480 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7481 (sh_set_return_address, sh_function_ok_for_sibcall,
7482 scavenge_reg): Update comments.
7483 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7484 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7485 (sh_attr_renesas_p): Remove unnecessary parentheses.
7486 (branch_dest): Simplify.
7487 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7488 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7489 (CUMULATIVE_ARGS): Change macro to typedef.
7490 (current_function_interrupt): Change to bool type.
7491 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7492 Surround with __cplusplus ifdef.
7493 (sh_compare_op0, sh_compare_op1): Remove.
7494 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7496 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7498 * config/arm/arm.md: (arch): Add neon.
7499 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7500 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7501 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7502 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7503 attributes for alt renumbering. Mark alt 3 as non-predicable.
7504 (thumb2_movdf_vfp): Likewise.
7506 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7508 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7509 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7510 (*andqi_1): Add preferred_for_speed attribute to disparage
7511 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7512 (*<code>qi_1): Ditto.
7513 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7514 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7515 (*ashlqi3_1): Ditto.
7516 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7517 Add preferred_for_size attribute to disparage alternative 0 and
7518 preferred_for_speed attribute to disparage alternative 1 for
7519 TARGET_PARTIAL_REG_STALL targets.
7521 2016-05-07 Tom de Vries <tom@codesourcery.com>
7523 PR tree-optimization/70956
7524 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7527 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7529 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7530 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7531 * config/sh/sh.md (branch_zero): Remove define_attr.
7532 (define_delay): Disable delay slot if branch distance is one insn.
7534 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7536 * config/i386/i386.md (LEAMODE): New mode attribute.
7537 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7538 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7539 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7540 operand 2 predicate.
7541 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7542 (*lea<mode>_general_3): Ditto.
7543 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7545 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7547 * genmddump.c (main): Convert argv from char ** to const char **.
7549 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7551 * coretypes.h (OVERRIDE): New macro.
7554 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7556 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7557 allow coalescing if the types are compatible.
7559 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7561 * pass_manager.h (pass_manager::register_pass_name): New method.
7562 (pass_manager::get_pass_by_name): New method.
7563 (pass_manager::create_pass_tab): New method.
7564 (pass_manager::m_name_to_pass_map): New field.
7565 * passes.c (name_to_pass_map): Delete global in favor of field
7566 "m_name_to_pass_map" of pass_manager.
7567 (register_pass_name): Rename from a function to...
7568 (pass_manager::register_pass_name): ...this method, updating
7569 for renaming of global "name_to_pass_map" to field
7570 "m_name_to_pass_map".
7571 (create_pass_tab): Rename from a function to...
7572 (pass_manager::create_pass_tab): ...this method, updating
7573 for renaming of global "name_to_pass_map" to field.
7574 (get_pass_by_name): Rename from a function to...
7575 (pass_manager::get_pass_by_name): ...this method.
7576 (enable_disable_pass): Convert use of get_pass_by_name to
7577 a method call, locating the pass_manager singleton.
7579 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7581 * genattr-common.c (main): Convert argv from char ** to const char **.
7582 * genattr.c (main): Likewise.
7583 * genattrtab.c (main): Likewise.
7584 * genautomata.c (initiate_automaton_gen): Likewise.
7586 * gencodes.c (main): Likewise.
7587 * genconditions.c (main): Likewise.
7588 * genconfig.c (main): Likewise.
7589 * genconstants.c (main): Likewise.
7590 * genemit.c (main): Likewise.
7591 * genenums.c (main): Likewise.
7592 * genextract.c (main): Likewise.
7593 * genflags.c (main): Likewise.
7594 * genmddeps.c (main): Likewise.
7595 * genopinit.c (main): Likewise.
7596 * genoutput.c (main): Likewise.
7597 * genpeep.c (main): Likewise.
7598 * genpreds.c (main): Likewise.
7599 * genrecog.c (main): Likewise.
7600 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7601 (init_rtx_reader_args): Likewise.
7602 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7603 (init_rtx_reader_args): Likewise.
7604 * gentarget-def.c (main): Likewise.
7605 * read-md.c (read_md_files): Likewise.
7606 * read-md.h (read_md_files): Likewise.
7608 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7610 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7611 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7612 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7613 Remove unused predicate.
7614 (register_and_not_fp_reg_operand): Ditto.
7616 2016-05-06 Martin Liska <mliska@suse.cz>
7618 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7619 instead of vec as the vector is local to the function.
7621 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7623 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7624 avx512bw alternative.
7626 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7627 before the ashr<mode>3 pattern.
7629 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): 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 (*vec_extractv4sf_0, *sse4_1_extractps,
7634 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7635 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7636 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7639 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7640 v instead of x in vex or maybe_vex alternatives, use
7641 maybe_evex instead of vex in prefix.
7643 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7644 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7645 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7646 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7647 alternatives, use maybe_evex instead of vex in prefix.
7649 * config/i386/sse.md (vec_interleave_lowv4sf,
7650 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7651 v instead of x in vex or maybe_vex alternatives, use
7652 maybe_evex instead of vex in prefix.
7654 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7655 v instead of x in vex or maybe_vex alternatives, use
7656 maybe_evex instead of vex in prefix.
7658 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7659 v constraint instead of x.
7661 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7663 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7664 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7667 2016-05-06 Richard Biener <rguenther@suse.de>
7669 PR tree-optimization/70948
7670 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7671 Properly clobber all fields of va_list for __builtin_va_start.
7673 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7676 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7677 loop latch destination.
7679 2016-05-06 Martin Liska <mliska@suse.cz>
7681 * tree-ssa-uninit.c: Apply manual changes
7682 to the GNU coding style.
7683 (prune_uninit_phi_opnds): Rename from
7684 prune_uninit_phi_opnds_in_unrealizable_paths.
7686 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7688 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7689 mspace): Remove deprecated options.
7690 * doc/invoke.texi (SH options): Remove -mspace.
7692 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7694 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7696 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7698 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7699 corresponding combine split pattern.
7701 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7704 * config/sh/predicates.md (long_displacement_mem_operand): New.
7705 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7706 Add movi20, movi20s alternatives. Adjust length attribute for
7708 (movsi_ie): Allow for any FPU. Adjust length attribute for
7710 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7711 attribute for alternatives.
7712 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7713 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7714 length attribute for alternatives.
7716 2016-05-06 Richard Biener <rguenther@suse.de>
7718 PR tree-optimization/70960
7719 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7721 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7724 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7725 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7727 2016-05-06 Marek Polacek <polacek@redhat.com>
7730 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7732 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7735 * config/sh/sh.md (*rotcr): Add another variant.
7737 2016-05-06 Richard Biener <rguenther@suse.de>
7740 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7742 2016-05-06 Richard Biener <rguenther@suse.de>
7745 * fold-const.c (split_tree): Always convert to the original type
7748 2016-05-06 Richard Biener <rguenther@suse.de>
7750 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7751 (fwprop_addr): Likewise.
7753 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7756 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7758 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7759 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7760 the splitter condition.
7761 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7762 the splitter condition.
7763 (FP float_extend load splitter): Ditto.
7765 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7767 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7768 to REGNO in all peephole2 patterns.
7769 (post-reload splitters): Change true_regnum to REGNO in
7770 post-reload splitters.
7771 (zero_extend splitters): Use general_reg_operand and
7772 nonimmediate_gr_operand predicates.
7774 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7776 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7777 v constraint instead of x.
7779 2016-05-05 Alan Modra <amodra@gmail.com>
7782 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7783 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7784 TARGET_NO_FP_IN_TOC for -mrelocatable.
7785 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7786 TARGET_RELOCATABLE test.
7787 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7788 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7789 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7790 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7791 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7792 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7793 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7794 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7795 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7796 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7798 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7799 (rs6000_stack_info): Likewise.
7800 (rs6000_elf_asm_out_constructor): Likewise.
7801 (rs6000_elf_asm_out_destructor): Likewise.
7802 (rs6000_elf_declare_function_name): Likewise.
7803 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7804 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7807 2016-05-05 Alan Modra <amodra@gmail.com>
7809 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7811 2016-05-05 Alan Modra <amodra@gmail.com>
7813 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7814 out-of-line gpr restore for one or two regs if that would add
7817 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7820 * config/i386/i386.md
7821 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7822 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7823 as operand 0 predicate.
7824 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7826 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7827 Ditto. Emit the pattern using RTX.
7829 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7830 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7831 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7832 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7834 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7835 sse_reg_operand as operand 0 predicate.
7837 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7838 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7839 instead of gen_rtx_REG.
7840 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7843 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7845 * function.c (emit_use_return_register_into_block): Delete.
7846 (gen_return_pattern): Delete.
7847 (emit_return_into_block): Delete.
7848 (active_insn_between): Delete.
7849 (convert_jumps_to_returns): Delete.
7850 (emit_return_for_exit): Delete.
7851 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7852 simple_return for shrink-wrapped blocks.
7853 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7854 end of blocks that need one.
7855 (get_unconverted_simple_return): Delete.
7856 (convert_to_simple_return): Delete.
7857 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7858 (convert_to_simple_return): Ditto.
7860 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7862 * cfgcleanup.c (bb_is_just_return): New function.
7863 (try_optimize_cfg): Simplify jumps to return, branches to return,
7864 and branches around return.
7866 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7868 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7871 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7875 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7876 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7877 assert flags & OEP_HASH_CHECK, instead of asserting it
7878 never happens. Handle TARGET_EXPR.
7879 * fold-const.c (operand_equal_p): For hash verification,
7880 or in OEP_HASH_CHECK into flags.
7882 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7884 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7886 (compute_samebase_partition_bases): Fix typo.
7888 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7890 * config/i386/sse.md (vec_interleave_highv8sf,
7891 vec_interleave_lowv8sf, vec_interleave_highv4df,
7892 vec_interleave_lowv4df): Remove constraints from expanders.
7894 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7896 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7898 * tree-inline.c (expand_call_inline): Fix path dealing with
7899 making lhs of call statement undefined.
7901 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7903 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7904 Check availability on NODE, too.
7905 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7906 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7907 (varpool_node::call_for_symbol_and_aliase): Likewise.
7908 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7909 (propagate_pure_const): Propagate across interposable functions, too.
7910 (skip_function_for_local_pure_const): Do not skip interposable bodies
7912 (pass_local_pure_const::execute): Update.
7914 2016-05-04 Marek Polacek <polacek@redhat.com>
7916 * doc/invoke.texi: Document -Wdangling-else.
7918 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7920 * config.gcc: Error out when conflicting multilib is detected. Do not
7921 loop over multilibs since no combination is legal.
7923 2016-05-04 Alan Modra <amodra@gmail.com>
7925 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7926 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7927 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7930 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7932 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7933 Clean up p5600 comments.
7935 2016-05-04 Richard Biener <rguenther@suse.de>
7937 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7938 constructor simplifications.
7939 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7941 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7943 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7944 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7945 result.set_rtx is null instead of aborting.
7946 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7948 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7949 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7950 *mov<mode>_store_postinc): New patterns.
7952 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7954 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7955 as commutative. Check both conversions are NOP.
7956 ((A & B) OP (C & B)): Remove.
7958 2016-05-04 Alan Modra <amodra@gmail.com>
7960 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7962 2016-05-04 Alan Modra <amodra@gmail.com>
7965 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7966 when cr2,3,4 are all fixed regs.
7968 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7970 PR rtl-optimization/57193
7971 * opts.c (default_options_table): Revert OPT_frename_registers change.
7972 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7974 2016-05-03 Martin Sebor <msebor@redhat.com>
7977 * builtins.c (fold_builtin_FILE): New function.
7978 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7979 (fold_builtin_0): Call them.
7980 * gimplify.c (gimplify_call_expr): Remove the handling of
7981 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7984 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7985 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7989 * doc/extend.texi (Function Names as Strings): Update __func__,
7990 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7993 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7994 Richard Biener <rguenther@suse.de>
7996 PR tree-optimization/70916
7997 * tree-if-conv.c: Include cfganal.h.
7998 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7999 and remove_fake_exit_edges around the optimization pass.
8001 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
8003 * cgraph.c (symbol_table::create_edge): Set inline_failed.
8004 (cgraph_edge::make_direct): Likewise.
8005 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
8006 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
8007 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
8008 (CIF_THUNK): New code.
8009 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
8010 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
8011 (compute_inline_parameters): Set inline_failed for thunks.
8012 (inline_analyze_function): Cleanup.
8013 * ipa-inline.c (can_inline_edge_p): Do not deal with
8014 call_stmt_cannot_inline_p.
8015 (can_early_inline_edge_p): Likewise.
8016 (early_inliner): Initialize inline_failed.
8017 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
8019 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
8021 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
8022 from nonimm_ssenomem_operand.
8023 (nonimm_ssenomem_operand): New predicate.
8024 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
8025 as operand 0 predicate.
8026 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8027 Disable unsupported alternatives using "enabled" attribute.
8028 Use register_ssemem_operand as operand 0 predicate.
8029 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8031 2016-05-03 Marek Polacek <polacek@redhat.com>
8034 * input.c (expansion_point_location): New function.
8035 * input.h (expansion_point_location): Declare.
8037 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8039 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8040 occurence with frame_offset_ ones.
8042 2016-05-03 Alan Modra <amodra@gmail.com>
8044 PR rtl-optimization/70890
8045 * ira.c (combine_and_move_insns): When moving def_insn, remove
8048 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8050 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8051 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8052 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8053 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8055 2016-05-03 Alan Modra <amodra@gmail.com>
8057 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8058 for SAVE_MULTIPLE/STORE_MULTIPLE.
8060 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8062 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8063 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8065 2016-05-03 Richard Biener <rguenther@suse.de>
8067 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8069 (gimplify_arg): Likewise.
8070 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8071 re-writing the result to a decl if required.
8072 (internal_get_tmp_var): Add allow_ssa parameter
8073 and override into_ssa with it.
8074 (get_formal_tmp_var): Adjust.
8075 (get_initialized_tmp_var): Add allow_ssa parameter.
8076 (gimplify_arg): Add allow_ssa parameter and avoid generating
8077 SSA names for the result false.
8078 (gimplify_call_expr): If the call may return twice do not
8079 gimplify parameters into SSA.
8080 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8081 (gimplify_modify_expr): Adjust assert. For noreturn calls
8082 with a SSA name LHS adjust its def.
8083 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8084 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8085 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8086 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8087 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8088 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8089 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8090 (optimize_target_teams): Do not allow SSA names for clause operands.
8091 (gimplify_expr): Likewise for where we mark the result addressable.
8092 * passes.def (pass_init_datastructures): Remove.
8093 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8094 (rewrite_stmt): Likewise.
8095 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8096 (replace_locals_op): Replace SSA names.
8097 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8098 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8099 * cgraph.c (release_function_body): Free CFG annotations only
8100 when we have a CFG. Simplify.
8101 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8102 force_gimple_operand instead of get_initialized_tmp_var.
8103 * tree-pass.h (make_pass_init_datastructures): Remove.
8104 * tree-ssa.c (execute_init_datastructures): Remove.
8105 (pass_data_init_datastructures): Likewise.
8106 (class pass_init_datastructures): Likewise.
8107 (make_pass_init_datastructures): Likewise.
8108 * omp-low.c (create_omp_child_function): Init SSA data structures.
8109 (grid_expand_target_grid_body): Likewise.
8110 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8111 name before adding it to names_to_release.
8112 (remove_bb): Always release SSA defs.
8113 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8114 before dereferencing it.
8115 * cgraphunit.c (init_lowered_empty_function): Always
8116 int SSA data structures.
8117 * tree-ssanames.c (release_defs): Remove assert that we are in
8119 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8121 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8122 Uros Bizjak <ubizjak@gmail.com>
8124 PR rtl-optimization/70467
8125 * config/i386/predicates.md (x86_64_hilo_int_operand,
8126 x86_64_hilo_general_operand): New predicates.
8127 * config/i386/constraints.md (Wd): New constraint.
8128 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8129 (general_hilo_operand): New mode attr.
8130 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8131 instead of <general_operand>.
8132 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8133 x86_64_hilo_general_operand instead of <general_operand>.
8135 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8137 PR tree-optimization/70916
8138 * tree-if-conv.c (constant_or_ssa_name): Removed.
8139 (fold_build_cond_expr): Use is_gimple_val instead of
8140 constant_or_ssa_name.
8142 PR tree-optimization/70916
8143 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8144 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8147 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8148 (optimize_atomic_bit_test_and): New function.
8149 (pass_fold_builtins::execute): Use it.
8150 * optabs.def (atomic_bit_test_and_set_optab,
8151 atomic_bit_test_and_complement_optab,
8152 atomic_bit_test_and_reset_optab): New optabs.
8153 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8154 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8155 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8156 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8157 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8158 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8159 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8160 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8161 atomic_bit_test_and_complement@var{mode},
8162 atomic_bit_test_and_reset@var{mode}): Document.
8163 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8164 atomic_bit_test_and_complement<mode>,
8165 atomic_bit_test_and_reset<mode>): New expanders.
8166 (atomic_bit_test_and_set<mode>_1,
8167 atomic_bit_test_and_complement<mode>_1,
8168 atomic_bit_test_and_reset<mode>_1): New insns.
8170 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8172 PR rtl-optimization/70687
8173 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8174 instead of unsigned HOST_WIDE_INT.
8176 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8178 PR rtl-optimization/44281
8179 * hard-reg-set.h (struct target_hard_regs): New field
8180 x_fixed_nonglobal_reg_set.
8181 (fixed_nonglobal_reg_set): New macro.
8182 * reginfo.c (init_reg_sets_1): Initialize it.
8183 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8185 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8187 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8189 PR tree-optimization/56541
8190 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8191 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8192 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8193 (any_complicated_phi): new static variable.
8194 (aggressive_if_conv): delete.
8195 (if_convertible_phi_p): support phis with more than two arguments.
8196 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8197 critical pred edges.
8198 (ifcvt_split_critical_edges): support phis with more than two
8199 arguments by checking new parameter. only split critical edges
8201 (tree_if_conversion): handle simd pragma marked loop using new
8202 local variable aggressive_if_conv. check any_complicated_phi.
8204 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8206 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8209 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8211 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8214 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8216 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8217 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8218 define_insn_and_split.
8219 (mulsi3_i): New define_insn_and_split.
8220 (mulsi3_call): Convert to define_insn.
8221 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8224 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8226 * machmode.h (mode_complex): Add support to give the complex mode
8228 (GET_MODE_COMPLEX_MODE): Likewise.
8229 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8230 stored by build_complex_type and gfc_build_complex_type instead of
8231 trying to figure out the appropriate mode based on the size. Raise
8232 an assertion error, if the type was not set.
8233 * genmodes.c (struct mode_data): Add field for the complex type of
8235 (blank_mode): Likewise.
8236 (make_complex_modes): Remember the complex mode created in the
8238 (emit_mode_complex): Write out the mode_complex array to map a
8239 type mode to the complex version.
8240 (emit_insn_modes_c): Likewise.
8241 * tree.c (build_complex_type): Set the complex type to use before
8242 calling layout_type.
8243 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8244 support for __float128 complex datatypes.
8245 (rs6000_hard_regno_mode_ok): Likewise.
8246 (rs6000_setup_reg_addr_masks): Likewise.
8247 (rs6000_complex_function_value): Likewise.
8248 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8249 __float128 and __ibm128 complex.
8250 (FLOAT128_IBM_P): Likewise.
8251 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8252 * doc/extend.texi (Additional Floating Types): Document that
8253 -mfloat128 must be used to enable __float128. Document complex
8254 __float128 and __ibm128 support.
8256 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8259 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8260 char/short arguments promoted to int because of promote_prototypes.
8262 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8264 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8265 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8266 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8267 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8268 alternatives using "enabled" attribute. Use register_ssemem_operand
8269 as operand 1 predicate.
8270 (*cmpi<unord>xf_i387): Split XFmode pattern from
8271 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8272 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8273 *absneg<mode>2_i387. Disable unsupported alternatives using
8274 "enabled" attribute.
8275 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8277 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8279 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8281 (oacc_loop_process): Check mask for loop termination.
8283 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8285 * cif-code.def (CIF_THUNK): Add.
8286 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8289 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8291 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8292 (dump_inline_summary): Dump it.
8293 (fp_expression_p): New predicate.
8294 (estimate_function_body_sizes): Use it.
8295 (inline_merge_summary): Merge fp_expressions.
8296 (inline_read_section): Read fp_expressions.
8297 (inline_write_summary): Write fp_expressions.
8298 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8299 codegen boundary if either caller or callee is !fp_expressions.
8300 * ipa-inline.h (inline_summary): Add fp_expressions.
8301 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8302 to fp_expressions be sure the fp generation flags are updated.
8304 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8306 PR rtl-optimization/70467
8307 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8309 PR rtl-optimization/70467
8310 * ipa-pure-const.c (check_call): Handle internal calls even in
8311 ipa mode like in local mode.
8313 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8315 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8317 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8319 * match.pd (X u< X, X u> X): New transformations.
8321 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8323 * flag-types.h (enum warn_strict_overflow_code): Move ...
8324 * coretypes.h: ... here.
8325 * fold-const.h (fold_overflow_warning): Declare.
8326 * fold-const.c (fold_overflow_warning): Make non-static.
8327 (fold_comparison): Move the transformation of X +- C1 CMP C2
8328 into X CMP C2 -+ C1 ...
8329 * match.pd: ... here.
8330 * gimple-fold.c (fold_stmt_1): Protect with
8331 fold_defer_overflow_warnings.
8333 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8335 * omp-low.c (struct oacc_loop): Add 'inner' field.
8336 (new_oacc_loop_raw): Initialize it to zero.
8337 (oacc_loop_fixed_partitions): Initialize it.
8338 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8339 available partitioning.
8341 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8343 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8345 (umulsidi3): Likewise.
8346 (indirect_jump): Fix jump instruction assembly patterns.
8348 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8351 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8352 (nvptx_function_value): Assert non-NULL cfun.
8354 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8356 PR rtl-optimization/70886
8357 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8359 * cselib.h (rtx_equal_for_cselib_1): Declare.
8360 (rtx_equal_for_cselib_p: New inline function.
8361 * cselib.c (rtx_equal_for_cselib_p): Delete.
8362 (rtx_equal_for_cselib_1): Make public.
8364 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8366 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8367 (register_mixssei387nonimm_operand): Remove predicate.
8368 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8369 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8370 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8371 for TARGET_MIX_SSE_I387 alternatives.
8372 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8373 Disable unsupported alternatives using "enabled" attribute. Use
8374 nonimm_ssenomem_operand as operand 1 predicate. Also check
8375 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8377 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8379 * tree.c (cst_and_fits_in_hwi): Simplify.
8381 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8383 * tree.h (wi::to_wide): New function.
8384 * expr.c (expand_expr_real_1): Use wi::to_wide.
8385 * fold-const.c (int_const_binop_1): Likewise.
8386 (extract_muldiv_1): Likewise.
8388 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8390 * wide-int.h: Update offset_int and widest_int documentation.
8391 (WI_SIGNED_SHIFT_RESULT): New macro.
8392 (wi::binary_shift): Define signed_shift_result_type for
8393 shifts on offset_int- and widest_int-like types.
8394 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8395 * tree.h (int_bit_position): Use shift operators instead of wi::
8397 * alias.c (adjust_offset_for_component_ref): Likewise.
8398 * expr.c (get_inner_reference): Likewise.
8399 * fold-const.c (fold_comparison): Likewise.
8400 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8401 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8402 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8403 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8404 (stmt_kills_ref_p): Likewise.
8405 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8406 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8407 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8408 (ao_ref_init_from_vn_reference): Likewise.
8410 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8412 * wide-int.h: Update offset_int and widest_int documentation.
8413 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8414 (wi::binary_traits): Allow ordered comparisons between offset_int and
8415 offset_int, between widest_int and widest_int, and between either
8416 of these types and basic C types.
8417 (operator <, <=, >, >=): Define for the same combinations.
8418 * tree.h (tree_int_cst_lt): Use comparison operators instead
8419 of wi:: comparisons.
8420 (tree_int_cst_le): Likewise.
8421 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8422 (fold_nonarray_ctor_reference): Likewise.
8423 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8424 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8425 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8426 * tree-sra.c (completely_scalarize): Likewise.
8427 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8428 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8429 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8430 (check_for_binary_op_overflow): Likewise.
8431 (search_for_addr_array): Likewise.
8432 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8434 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8436 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8437 (arc_save_restore): Likewise.
8438 (arc_dwarf_register_span): Likewise.
8439 (arc_output_pic_addr_const): Initialize suffix variable.
8441 2016-05-02 Martin Liska <mliska@suse.cz>
8443 * symbol-summary.h (function_summary::function_summary):
8444 Remove checking assert for all cgraph nodes.
8445 (function_summary::get): Check summary_uid.
8446 (symtab_insertion): Check summary_uid.
8448 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8450 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8451 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8453 (arc_dwarf_register_span): Remove enum keyword.
8454 (compact_memory_operand_p): New function.
8455 * config/arc/arc.h (reg_class): Add code density register classes.
8456 (REG_CLASS_NAMES): Likewise.
8457 (REG_CLASS_CONTENTS): Likewise.
8458 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8459 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8460 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8461 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8462 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8464 (h, Rcd, Rsd, Rzd): New register constraints.
8465 (T): Use compact_memory_operand_p function.
8466 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8468 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8470 * config/sh/sh.md (*negnegt, *movtt): Remove.
8472 2016-05-02 Marek Polacek <polacek@redhat.com>
8473 Tom de Vries <tom@codesourcery.com>
8475 PR tree-optimization/70700
8476 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8477 bigger than FIRST_REF_NODE.
8479 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8482 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8484 (prepare_cbranch_operands): Don't use scratch register. Assume that
8485 function is used when pseudos can be created.
8486 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8487 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8488 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8489 define_expand. Allow it only when pseudos can be created.
8490 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8492 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8494 * config/i386/constraints.md (BC): Only allow -1 operands.
8495 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8496 Add "enabled" attribute. Update XI mode attribute calculation.
8497 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8498 (*movoi_internal_avx): Update XI mode attribute calculation.
8499 (*movti_internal): Ditto.
8501 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8503 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8504 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8506 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8508 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8509 statement on instruction code. Remove trailing spaces.
8510 (altivec_expand_stv_builtin): Likewise.
8512 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8514 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8515 (TARGET_FPU_DOUBLE): Simplify.
8516 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8517 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8518 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8519 with 'TARGET_FPU_DOUBLE'.
8520 * config/sh/sh.md: Likewise.
8522 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8524 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8525 SH_DIV_STR_FOR_SIZE): Remove.
8526 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8527 SH_DIV_STR_FOR_SIZE): Remove.
8529 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8531 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8532 logical_reg_operand): Delete.
8533 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8534 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8535 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8536 match_operand and match_test.
8537 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8538 variables on their first use. Return bool values.
8539 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8540 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8541 arith_reg_operand for input operand. Remove empty constraints.
8543 (*xorsi3_compact): Rename to xorsi3.
8544 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8545 (*zero_extend<mode>si2_disp_mem): Update comment.
8548 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8550 * config/sh/t-sh: Remove SH5 support.
8551 * config.gcc: Likewise.
8552 * configure: Likewise.
8554 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8556 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8558 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8560 * config/sh/sh.c (register_sh_passes, sh_option_override,
8561 sh_print_operand, prepare_move_operands,
8562 sh_can_follow_jump): Remove TARGET_SH1 checks.
8563 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8564 PROMOTE_MODE): Likewise.
8565 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8568 2016-04-30 Alan Modra <amodra@gmail.com>
8570 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8571 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8572 Check for user regs later to avoid unnecessary looping over regs.
8573 Merge user reg check with non-saved reg check. Don't force
8574 inline VR restore when static chain used.
8575 (rs6000_frame_related): Omit eh_frame info for user regs when
8577 (fixed_regs_p): Delete.
8579 2016-04-30 Alan Modra <amodra@gmail.com>
8581 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8582 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8585 2016-04-30 Alan Modra <amodra@gmail.com>
8588 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8589 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8592 2016-04-30 Alan Modra <amodra@gmail.com>
8594 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8595 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8596 flag_pic test for Darwin.
8598 2016-04-30 Alan Modra <amodra@gmail.com>
8600 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8601 throw_calls_crossed.
8602 (REG_FREQ_CALLS_CROSSED): Delete.
8603 (REG_N_THROWING_CALLS_CROSSED): Delete.
8604 * regstat.c (regstat_bb_compute_ri): Don't calculate
8605 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8606 (dump_reg_info): Don't print call cross frequency.
8607 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8608 and REG_N_THROWING_CALLS_CROSSED.
8610 2016-04-30 Alan Modra <amodra@gmail.com>
8612 * regs.h (struct reg_info_t): Delete live_length.
8613 (REG_LIVE_LENGTH): Delete macro.
8614 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8615 local_live, local_processed and local_live_last_luid params.
8616 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8618 (regstat_compute_ri): Adjust for above. Don't set
8620 (dump_reg_info): Don't print live length.
8621 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8622 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8623 Localize loop_depth var.
8625 2016-04-30 Alan Modra <amodra@gmail.com>
8627 * ira.c (enum valid_equiv): New.
8628 (validate_equiv_mem): Return enum.
8629 (update_equiv_mem): Create replacement in more cases.
8630 (add_store_equivs): Update validate_equiv_mem call.
8632 2016-04-30 Alan Modra <amodra@gmail.com>
8634 * ira.c (combine_and_move_insns): Rather than scanning insns,
8635 use DF infrastucture to find use and def insns.
8637 2016-04-30 Alan Modra <amodra@gmail.com>
8639 ira.c (combine_and_move_insns): Move invariant conditions..
8640 (ira.c): ..to here. Call combine_and_move_insns before
8641 add_store_equivs. Call grow_reg_equivs later. Allocate
8642 req_equiv later using max_reg_num() rather than global max_regno.
8643 (contains_replace_regs): Delete.
8644 (add_store_equivs): Remove contains_replace_regs test.
8646 2016-04-30 Alan Modra <amodra@gmail.com>
8648 * ira.c (struct equiv_mem_data): New.
8649 (equiv_mem, equiv_mem_modified): Delete static vars.
8650 (validate_equiv_mem_from_store): Use "data" param to communicate..
8651 (validate_equiv_mem): ..from here.
8653 2016-04-30 Alan Modra <amodra@gmail.com>
8655 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8657 (update_reg_equivs): ..here. Move allocation and freeing of
8658 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8659 end_alias_analysis to..
8662 2016-04-30 Alan Modra <amodra@gmail.com>
8664 * ira.c (pdx_subregs): Delete.
8665 (struct equivalence): Add pdx_subregs field.
8666 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8668 (update_equiv_regs): Don't create or free pdx_subregs. Update
8671 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8673 * config/rs6000/altivec.h: Change definitions of vec_xl and
8675 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8676 (LD_ELEMREV_V2DI): New.
8677 (LD_ELEMREV_V4SF): New.
8678 (LD_ELEMREV_V4SI): New.
8679 (LD_ELEMREV_V8HI): New.
8680 (LD_ELEMREV_V16QI): New.
8681 (ST_ELEMREV_V2DF): New.
8682 (ST_ELEMREV_V2DI): New.
8683 (ST_ELEMREV_V4SF): New.
8684 (ST_ELEMREV_V4SI): New.
8685 (ST_ELEMREV_V8HI): New.
8686 (ST_ELEMREV_V16QI): New.
8689 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8690 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8691 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8692 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8693 (altivec_expand_builtin): Add handling for
8694 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8695 (rs6000_invalid_builtin): Add error-checking for
8696 RS6000_BTM_P9_VECTOR.
8697 (altivec_init_builtins): Define builtins used to implement vec_xl
8699 (rs6000_builtin_mask_names): Define power9-vector.
8700 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8701 (RS6000_BTM_P9_VECTOR): Define.
8702 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8703 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8704 (vsx_ld_elemrev_v2df): Likewise.
8705 (vsx_ld_elemrev_v4sf): Likewise.
8706 (vsx_ld_elemrev_v4si): Likewise.
8707 (vsx_ld_elemrev_v8hi): Likewise.
8708 (vsx_ld_elemrev_v16qi): Likewise.
8709 (vsx_st_elemrev_v2df): Likewise.
8710 (vsx_st_elemrev_v2di): Likewise.
8711 (vsx_st_elemrev_v4sf): Likewise.
8712 (vsx_st_elemrev_v4si): Likewise.
8713 (vsx_st_elemrev_v8hi): Likewise.
8714 (vsx_st_elemrev_v16qi): Likewise.
8715 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8718 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8720 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8722 (simplify_control_stmt_condition_1): ... here. Recurse into
8723 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8725 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8728 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8729 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8730 define_insn_and_split to define_insn.
8731 (zero_extendqi<mode>2_dot2): Same.
8732 (extendqi<mode>2_dot): Same.
8733 (extendqi<mode>2_dot2): Same.
8735 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8737 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8738 (probe_stack): New expander.
8739 (probe_stack_<mode>): New insn pattern.
8741 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8743 * config/i386/i386.md
8744 (operations with memory inputs setting flags peephole2):
8745 Remove uneeded REG_P checks. Cleanup pattern generation.
8747 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8749 * tree-vect-loop.c (vect_transform_loop): Fix
8750 nb_iterations_upper_bound computation for vectorized loop.
8752 2016-04-29 Marek Polacek <polacek@redhat.com>
8753 Jakub Jelinek <jakub@redhat.com>
8756 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8757 TARGET_EXPR_SLOT as a base.
8759 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8761 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8762 with 'rCm2' constraints to limit possible immediate size.
8763 (*load_zeroextendqisi_update): Likewise.
8764 (*load_signextendqisi_update): Likewise.
8765 (*loadhi_update): Likewise.
8766 (*load_zeroextendhisi_update): Likewise.
8767 (*load_signextendhisi_update): Likewise.
8768 (*loadsi_update): Likewise.
8769 (*loadsf_update): Likewise.
8771 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8773 * config/i386/predicates.md (constm1_operand): Fix comparison.
8775 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8777 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8779 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8781 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8782 remaining SH5 related settings.
8783 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8784 shmedia_prepare_call_address): Delete.
8785 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8786 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8787 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8788 UNSUPPORTED_SH2A): Remove m5 checks.
8789 (sh_divide_strategy_e): Remove SH5 division strategies.
8790 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8791 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8793 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8795 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8797 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8799 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8800 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8802 * config/s390/vector.md ("mov<mode>"): Likewise.
8804 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8806 * config/s390/constraints.md ("U", "W"): Invoke
8807 s390_mem_constraint with "ZR" and "ZT".
8808 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8809 addresses when using LRA. Accept also short displacements for S
8810 and T constraints. Do not check for long displacement target for
8811 S and T constraints.
8812 (s390_mem_constraint): Remove handling of U and W constraints.
8813 * config/s390/s390.md (various patterns): Remove the short
8814 displacement constraints (Q and R) if a long displacement
8815 constraint is present. Add longdisp as required CPU capability.
8816 * config/s390/vector.md: Likewise.
8817 * config/s390/vx-builtins.md: Likewise.
8819 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8822 * reload1.c (reload): Call finish_spills before
8823 restarting reload loop. Skip select_reload_regs
8824 if update_eliminables_and_spill returns true.
8826 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8828 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8829 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8830 (umulhisi3_imm): Update predicates and constraint letters.
8831 (umulhisi3_reg): Declare instruction as commutative.
8832 * config/arc/constraints.md (J12, J16): New constraints.
8833 * config/arc/predicates.md (short_unsigned_const_operand): New
8835 (arc_short_operand): Likewise.
8836 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8838 2016-04-29 Richard Biener <rguenther@suse.de>
8840 PR tree-optimization/13962
8841 PR tree-optimization/65686
8842 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8843 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8844 using PTA to compare pointers.
8845 * match.pd: Add pattern for pointer equality compare simplification
8846 using ptrs_compare_unequal.
8848 2016-04-29 Richard Biener <rguenther@suse.de>
8850 * stor-layout.c (layout_type): Do not build a pointer-to-element
8853 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8855 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8856 Use SWI mode iterator. Use general_reg_operand predicate.
8857 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8858 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8861 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8864 * fold-const.c (operand_equal_p): Don't verify hash value equality
8866 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8869 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8872 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8873 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8874 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8875 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8876 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8878 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8880 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8881 to info. Don't initialize separate fields to 0. Clean up
8884 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8886 * config/i386/i386.md (peephole2s for operations with memory inputs):
8887 Use SWI mode iterator.
8888 (peephole2s for operations with memory outputs): Ditto.
8889 Do not check for stack checking probe.
8891 (probe_stack): Remove expander.
8893 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8894 Andrew Burgess <andrew.burgess@embecosm.com>
8896 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8897 operands as 32-bits.
8899 2016-04-28 Jason Merrill <jason@redhat.com>
8901 * gdbinit.in: Skip line-map.h.
8903 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8904 Andrew Burgess <andrew.burgess@embecosm.com>
8906 * config/arc/arc.c (arc_conditional_register_usage): Take
8907 TARGET_RRQ_CLASS into account.
8908 (arc_print_operand): Support printing 'p' and 's' operands.
8909 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8911 (TARGET_RRQ_CLASS): Define.
8912 (IS_POWEROF2_OR_0_P): Define.
8913 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8915 (*tst_movb): New define_insn.
8916 (*tst): Avoid recognition if it could prevent '*tst_movb'
8917 combination; replace c/CnL with c/Chs alternative.
8918 (*tst_bitfield_tst): New define_insn.
8919 (*tst_bitfield_asr): New define_insn.
8920 (*tst_bitfield): New define_insn.
8921 (andsi3_i): Add Rrq variant.
8922 (extzv): New define_expand.
8923 (insv): New define_expand.
8924 (*insv_i): New define_insn.
8925 (*movb): New define_insn.
8926 (*movb_signed): New define_insn.
8927 (*movb_high): New define_insn.
8928 (*movb_high_signed): New define_insn.
8929 (*movb_high_signed + 1): New define_split pattern.
8930 (*mrgb): New define_insn.
8931 (*mrgb + 1): New define_peephole2 pattern.
8932 (*mrgb + 2): New define_peephole2 pattern.
8933 * config/arc/arc.opt (mbitops): New option for nps400, uses
8934 TARGET_NPS_BITOPS_DEFAULT.
8935 * config/arc/constraints.md (q): Make register class conditional.
8936 (Rrq): New register constraint.
8937 (Chs): New constraint.
8938 (Clo): New constraint.
8939 (Chi): New constraint.
8940 (Cbf): New constraint.
8941 (Cbn): New constraint.
8942 (C18): New constraint.
8943 (Cbi): New constraint.
8945 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8947 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8949 (bitmap_intersection_of_preds): Ditto.
8950 (bitmap_union_of_succs): Ditto.
8951 (bitmap_union_of_preds): Ditto.
8952 * sbitmap.c (do_popcount): Delete.
8953 (BITMAP_DEBUGGING): Delete.
8954 (sbitmap_verify_popcount): Delete.
8955 (sbitmap_alloc): Don't initialize the popcount field.
8956 (sbitmap_alloc_with_popcount): Delete.
8957 (sbitmap_resize): Don't resize the popcount array.
8958 (sbitmap_vector_alloc): Don't initialize the popcount field.
8959 (bitmap_copy): Don't copy the popcount array.
8960 (bitmap_clear): Don't clear the popcount array.
8961 (bitmap_clear): Delete the popcount array handling.
8962 (bitmap_ior_and_compl): Delete the popcount assert.
8963 (bitmap_not): Ditto.
8964 (bitmap_and_compl): Ditto.
8965 (bitmap_and): Delete the popcount array handling.
8966 (bitmap_xor): Ditto.
8967 (bitmap_ior): Ditto.
8968 (bitmap_or_and): Delete the popcount assert.
8969 (bitmap_and_or): Ditto.
8970 (popcount_table): Delete.
8971 (sbitmap_elt_popcount): Delete.
8972 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8973 (bitmap_set_bit): Delete the popcount assert.
8974 (bitmap_clear_bit): Ditto.
8975 (sbitmap_free): Don't free the popcount array.
8976 (sbitmap_alloc_with_popcount): Delete declaration.
8977 (sbitmap_popcount): Ditto.
8979 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8980 Andrew Burgess <andrew.burgess@embecosm.com>
8982 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8983 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8984 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8985 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8986 * config/arc/arc.opt (mcmem): New option.
8987 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8988 supply length for r/m alternative.
8989 (*extendqisi2_ac): Likewise.
8990 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8992 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8993 (movhi_insn): Likewise.
8994 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8995 (*zero_extendqihi2_i): Add r/Ucm alternative.
8996 (*zero_extendqisi2_ac): Likewise.
8997 (*zero_extendhisi2_i): Likewise.
8998 * config/arc/constraints.md (Uex): New memory constraint.
8999 (Ucm): New define_constraint.
9000 * config/arc/predicates.md (long_immediate_loadstore_operand):
9001 Return 0 for MEM with cmem_address address.
9002 (cmem_address_0): New predicates.
9003 (cmem_address_1): Likewise.
9004 (cmem_address_2): Likewise.
9005 (cmem_address): Likewise.
9007 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9009 * config/rs6000/rs6000.c (machine_function): Rename
9010 insn_chain_scanned_p to spe_insn_chain_scanned_p.
9011 (rs6000_stack_info): Adjust.
9013 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
9014 Andrew Burgess <andrew.burgess@embecosm.com>
9016 * config/arc/constraints.md (Usd): Convert to define_constraint.
9020 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9023 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
9024 Add new peephole2 where the first insn is *mov<mode>_or instead of
9025 *mov<mode>_internal.
9027 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9029 * tracer.c (bb_seen): Make static.
9031 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9033 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9034 support, setup defaults.
9035 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9036 * config/arc/arc.c (arc_init): Add NPS400 support.
9037 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9038 (TARGET_ARC700): NPS400 is also an ARC700.
9039 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9041 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9044 * config/nds32/nds32.md (casesi): Don't access the operands array
9047 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9049 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9050 (or $-1,reg peephole2): Ditto.
9051 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9053 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9055 * doc/extend.texi (Common Function Attributes) [optimize]:
9056 Discourage use of the optimize attribute.
9058 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9060 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9061 special case builtin.
9062 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9063 ALTIVEC_BUILTIN_VEC_ADDE.
9064 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9065 support for ALTIVEC_BUILTIN_VEC_ADDE.
9066 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9067 for __builtin_vec_adde.
9069 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9071 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9072 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9074 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9077 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9078 attributes): Document cilkplus_runtime.
9080 2016-04-28 Martin Jambor <mjambor@suse.cz>
9082 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9083 this function. Call verify_expr on MEM_REFs and bases of other
9086 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9088 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9089 for WORD_REGISTER_OPERATIONS to runtime check.
9091 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9093 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9095 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9097 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9098 big-endian compilation.
9099 * config/arc/arc.md (addf3): Likewise.
9103 2016-04-28 Richard Biener <rguenther@suse.de>
9105 PR tree-optimization/70840
9106 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9107 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9108 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9109 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9111 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9113 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9114 and explain why in a comment.
9116 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9118 * config/arc/arc.md (cpu_facility): Add fpx variant.
9119 (subdf3): Prohibit use reverse sub when assist operations option
9121 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9122 instructions only when FPX is enabled.
9123 * testsuite/gcc.target/arc/trsub.c: New test.
9125 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9127 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9128 mult_operator when calculating "type" attribute.
9129 (*fop_<mode>_1_i387): Ditto.
9130 (*fop_xf_1_i387): Ditto.
9131 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9132 Use std::swap to swap operands. Use RTL expressions to generate
9135 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9136 Joern Rennecke <joern.rennecke@embecosm.com>
9138 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9140 (emit_pic_move): Remove.
9141 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9142 * config/arc/arc.c (emit_pic_move): Removed.
9143 (TARGET_HAVE_TLS): Define.
9144 (arc_conditional_register_usage): Test for arc_tp_regno.
9145 (arc_print_operand, arc_print_operand_address): Handle TLS
9147 (arc_needs_pcl_p): New function.
9148 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9149 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9150 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9151 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9152 (arc_legitimize_tls_address): Likewise.
9153 (DTPOFF_ZERO_SYM): Define.
9154 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9155 (arc_output_pic_addr_const): Print TLS unspecs.
9156 (prepare_pic_move): New function, replaces emit_pic_move.
9157 (arc_legitimate_constant_p): Handle TLS unspecs.
9158 (arc_legitimate_address_p): Likewise.
9159 (arc_rewrite_small_data_p): Use assert for TLS constants.
9160 (prepare_move_operands): Use prepare_pic_move.
9161 (arc_legitimize_address): Legitimize tls addresses.
9162 (arc_epilogue_uses): Check for arc_tp_regno.
9163 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9164 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9166 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9168 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9169 %(arc_tls_extra_start_spec).
9170 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9171 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9173 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9174 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9175 (UNSPEC_TLS_OFF): Add.
9177 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9178 (get_thread_pointersi): New patterns.
9179 * config/arc/arc.opt (mtp-regno): New option.
9180 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9181 (move_dest_operand): Likewise.
9182 * configure: Regenerate.
9183 * configure.ac: Add arc*-*-* case to test for tls.
9184 * doc/invoke.texi (ARC options): Document mtp-regno.
9186 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9188 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9189 the new ARC HS SIMD instructions.
9190 (arc_preferred_simd_mode): New function.
9191 (arc_autovectorize_vector_sizes): Likewise.
9192 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9193 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9194 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9195 (arc_init_builtins): Add new SIMD builtin types.
9196 (arc_split_move): Handle 64 bit vector moves.
9197 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9198 (TARGET_PLUS_QMACW): Define.
9199 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9200 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9201 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9202 (VSUBADD4H): New builtins.
9203 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9204 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9206 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9207 Matthias Klose <doko@debian.org>
9209 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9211 2016-04-28 Richard Biener <rguenther@suse.de>
9214 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9217 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9219 * common/config/sh/sh-common.c: Remove SH5 support.
9220 * config/sh/constraints.md: Likewise.
9221 * config/sh/config/sh/elf.h: Likewise.
9222 * config/sh/linux.h: Likewise.
9223 * config/sh/netbsd-elf.h: Likewise.
9224 * config/sh/predicates.md: Likewise.
9225 * config/sh/sh-c.c: Likewise.
9226 * config/sh/sh-protos.h: Likewise.
9227 * config/sh/sh.c: Likewise.
9228 * config/sh/sh.h: Likewise.
9229 * config/sh/sh.md: Likewise.
9230 * config/sh/sh.opt: Likewise.
9231 * config/sh/sync.md: Likewise.
9232 * config/sh/sh64.h: Delete.
9233 * config/sh/shmedia.h: Likewise.
9234 * config/sh/shmedia.md: Likewise.
9235 * config/sh/sshmedia.h: Likewise.
9236 * config/sh/t-netbsd-sh5-64: Likewise.
9237 * config/sh/t-sh64: Likewise.
9238 * config/sh/ushmedia.h: Likewise.
9240 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9242 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9243 general_reg_operand instead of register_operand predicate.
9245 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9247 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9249 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9251 * match.pd (A - B > A, A + B < A): New transformations.
9253 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9255 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9256 which defaults to true. Emit an outer pair of parentheses only if
9257 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9258 don't emit parentheses for the right-hand operand.
9260 2016-04-27 Jeff Law <law@redhat.com>
9262 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9264 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9266 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9267 (altivec_lvx_<mode>_internal): Document.
9268 (altivec_lvx_<mode>_2op): New define_insn.
9269 (altivec_lvx_<mode>_1op): Likewise.
9270 (altivec_lvx_<mode>_2op_si): Likewise.
9271 (altivec_lvx_<mode>_1op_si): Likewise.
9272 (altivec_stvx_<mode>): Remove.
9273 (altivec_stvx_<mode>_internal): Document.
9274 (altivec_stvx_<mode>_2op): New define_insn.
9275 (altivec_stvx_<mode>_1op): Likewise.
9276 (altivec_stvx_<mode>_2op_si): Likewise.
9277 (altivec_stvx_<mode>_1op_si): Likewise.
9278 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9279 Expand vec_ld and vec_st during parsing.
9280 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9282 (altivec_expand_stvx_be): Likewise.
9283 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9284 address-masking behavior in RTL.
9285 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9286 address-masking behavior in RTL.
9287 (altivec_expand_builtin): Change builtin code arguments for calls
9288 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9289 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9290 presence of lvx/stvx patterns.
9291 (alignment_with_canonical_addr): New function.
9292 (alignment_mask): Likewise.
9293 (find_alignment_op): Likewise.
9294 (recombine_lvx_pattern): Likewise.
9295 (recombine_stvx_pattern): Likewise.
9296 (recombine_lvx_stvx_patterns): Likewise.
9297 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9298 stvx patterns from expand.
9299 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9301 (vector_altivec_store_<mode>): Likewise.
9303 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9305 * config/aarch64/aarch64.md
9306 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9307 remove the "fp" attributes.
9308 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9309 add the "simd" attributes.
9310 (*movdf_aarch64): Likewise.
9311 (*movtf_aarch64): Remove the "fp" attributes.
9312 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9313 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9315 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9317 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9318 rtx to rtx_code_label *.
9319 * rtl.h (maybe_set_first_label_num): Likewise.
9321 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9323 * df-core.c (df_add_problem): Make the problem param be const.
9324 (df_remove_problem): Make local "problem" be const.
9325 * df-problems.c (problem_RD): Make const.
9326 (problem_LR): Likewise.
9327 (problem_LIVE): Likewise.
9328 (problem_MIR): Likewise.
9329 (problem_CHAIN): Likewise.
9330 (problem_WORD_LR): Likewise.
9331 (problem_NOTE): Likewise.
9332 (problem_MD): Likewise.
9333 * df-scan.c (problem_SCAN): Likewise.
9334 * df.h (struct df_problem): Make field "dependent_problem" be
9336 (struct dataflow): Likewise for field "problem".
9337 (df_add_problem): Make param const.
9339 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9341 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9342 inter-unit moves to/from vector registers are enabled. Do not disable
9345 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9347 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9348 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9350 (enum df_problem_id): ...this new enum.
9351 (struct df_problem): Convert field "id" from "int" to
9354 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9356 * rtl.def: Update comment for "things in the instruction chain" to
9357 reflect the removal of the leading "i" field for INSN_UID in
9358 r210360. Fix bogus apostrophe.
9360 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9362 * config/i386/i386.md
9363 (lea arith with mem operand + setcc peephole2): Set operator mode.
9365 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9368 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9369 (dimode_scalar_to_vector_candidate_p): This.
9370 (timode_scalar_to_vector_candidate_p): New function.
9371 (scalar_to_vector_candidate_p): Likewise.
9372 (timode_check_non_convertible_regs): Likewise.
9373 (timode_remove_non_convertible_regs): Likewise.
9374 (remove_non_convertible_regs): Likewise.
9375 (remove_non_convertible_regs): Renamed to ...
9376 (dimode_remove_non_convertible_regs): This.
9377 (scalar_chain::~scalar_chain): Make it virtual.
9378 (scalar_chain::compute_convert_gain): Make it pure virtual.
9379 (scalar_chain::mark_dual_mode_def): Likewise.
9380 (scalar_chain::convert_insn): Likewise.
9381 (scalar_chain::convert_registers): Likewise.
9382 (scalar_chain::add_to_queue): Make it protected.
9383 (scalar_chain::emit_conversion_insns): Likewise.
9384 (scalar_chain::replace_with_subreg): Likewise.
9385 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9386 (scalar_chain::convert_op): Likewise.
9387 (scalar_chain::convert_reg): Likewise.
9388 (scalar_chain::make_vector_copies): Likewise.
9389 (scalar_chain::convert_registers): New pure virtual function.
9390 (class dimode_scalar_chain): New class.
9391 (class timode_scalar_chain): Likewise.
9392 (scalar_chain::mark_dual_mode_def): Renamed to ...
9393 (dimode_scalar_chain::mark_dual_mode_def): This.
9394 (timode_scalar_chain::mark_dual_mode_def): New function.
9395 (timode_scalar_chain::convert_insn): Likewise.
9396 (dimode_scalar_chain::convert_registers): Likewise.
9397 (scalar_chain::compute_convert_gain): Renamed to ...
9398 (dimode_scalar_chain::compute_convert_gain): This.
9399 (scalar_chain::replace_with_subreg): Renamed to ...
9400 (dimode_scalar_chain::replace_with_subreg): This.
9401 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9402 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9403 (scalar_chain::make_vector_copies): Renamed to ...
9404 (dimode_scalar_chain::make_vector_copies): This.
9405 (scalar_chain::convert_reg): Renamed to ...
9406 (dimode_scalar_chain::convert_reg ): This.
9407 (scalar_chain::convert_op): Renamed to ...
9408 (dimode_scalar_chain::convert_op): This.
9409 (scalar_chain::convert_insn): Renamed to ...
9410 (dimode_scalar_chain::convert_insn): This.
9411 (scalar_chain::convert): Call convert_registers.
9412 (convert_scalars_to_vector): Change to scalar_chain pointer to
9413 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9414 in 32-bit mode. Delete scalar_chain pointer. Call
9415 free_dominance_info in 64-bit mode.
9416 (pass_stv::gate): Remove TARGET_64BIT check.
9417 (ix86_option_override): Put the 64-bit STV pass before the CSE
9420 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9422 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9423 dw_loc_frame_offset field.
9424 * dwarf2out.c (new_loc_descr): Likewise.
9425 (resolve_args_picking_1): Turn the VISITED hash set into a
9426 FRAME_OFFSET hash map. Use it to associate a frame offset to
9427 visited nodes. Remove uses of the CHECKING_P macro.
9428 (resolve_args_picking): Update call to resolve_args_picking_1.
9430 2016-04-27 Martin Liska <mliska@suse.cz>
9432 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9433 (free_loop_data): Release vuses of groups.
9435 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9437 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9438 instead of redundant use_id and boolean have_use_for.
9439 (struct iv_use): Change sub_id into group_id. Remove field next.
9440 Move fields: related_cands, n_map_members, cost_map and selected
9442 (struct iv_group): ... here. New structure.
9443 (struct iv_common_cand): Use structure declaration directly.
9444 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9445 (MAX_CONSIDERED_USES): Rename macro to ...
9446 (MAX_CONSIDERED_GROUPS): ... here.
9447 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9448 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9449 (dump_uses): Rename to ...
9450 (dump_groups): ... here. Update all uses.
9451 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9452 (find_induction_variables): Refactor format of dump information.
9453 (record_sub_use): Delete.
9454 (record_use): Update all uses.
9455 (record_group): New function.
9456 (record_group_use, find_interesting_uses_op): Call above functions.
9458 (find_interesting_uses_cond): Ditto.
9459 (group_compare_offset): New function.
9460 (split_all_small_groups): Rename to ...
9461 (split_small_address_groups_p): ... here. Update all uses.
9462 (split_address_groups): Update all uses.
9463 (find_interesting_uses): Refactor format of dump information.
9464 (add_candidate_1): Update all uses. Remove redundant check on iv,
9466 (add_candidate, record_common_cand): Remove redundant assert.
9467 (add_iv_candidate_for_biv): Update use.
9468 (add_iv_candidate_derived_from_uses): Update all uses.
9469 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9470 (alloc_use_cost_map): Ditto.
9471 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9472 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9473 (determine_use_iv_cost_generic): Ditto.
9474 (determine_group_iv_cost_generic): Ditto.
9475 (determine_use_iv_cost_address): Ditto.
9476 (determine_group_iv_cost_address): Ditto.
9477 (determine_use_iv_cost_condition): Ditto.
9478 (determine_group_iv_cost_cond): Ditto.
9479 (determine_use_iv_cost): Ditto.
9480 (determine_group_iv_cost): Ditto.
9481 (set_autoinc_for_original_candidates): Update all uses.
9482 (find_iv_candidates): Update all uses. Refactor dump information.
9483 (determine_use_iv_costs): Ditto.
9484 (determine_iv_costs): Ditto.
9485 (iv_ca_cand_for_use): Rename to ...
9486 (iv_ca_cand_for_group): ... here. Update all uses.
9487 (iv_ca_add_use, iv_ca_add_group): Ditto.
9488 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9489 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9490 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9491 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9492 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9493 (create_new_iv, adjust_iv_update_pos): Ditto.
9494 (rewrite_use_address): Delete.
9495 (rewrite_use_address_1): Rename to ...
9496 (rewrite_use_address): ... here.
9497 (rewrite_use_compare): Update all uses.
9498 (rewrite_use): Delete.
9499 (rewrite_uses): Rename to ...
9500 (rewrite_groups): ... here. Update all uses.
9501 (remove_unused_ivs, free_loop_data): Update all uses.
9502 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9504 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9506 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9507 for WORD_REGISTER_OPERATIONS to runtime check.
9509 2016-04-27 Richard Biener <rguenther@suse.de>
9512 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9513 aggregate_value_p to determine if a function result is
9514 returned by reference.
9515 (ipa_pta_execute): Functions having their address taken are
9516 not automatically nonlocal.
9518 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9521 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9522 * fold-const.c (operand_equal_p): If flag_checking and
9523 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9524 and if it returns non-zero, assert iterative_hash_expr on both
9527 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9529 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9531 2016-04-27 Nick Clifton <nickc@redhat.com>
9534 * varasm.c (merge_weak): Generate an error if an attempt is made
9535 to convert a non-weak static function into a weak, public function.
9537 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9539 * params.def (MAX_PARTITION_SIZE): New param.
9540 * doc/invoke.texi: Document lto-max-partition.
9542 2016-04-27 Richard Biener <rguenther@suse.de>
9545 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9546 function cummulating used_from_other_partition, externally_visible
9547 and force_output from aliases.
9548 (refered_from_nonlocal_var): Likewise.
9549 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9550 node flags properly.
9552 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9554 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9555 (-Wmemset-elt-size): New item.
9557 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9560 * stor-layout.h (internal_reference_types): Delete.
9561 * stor-layout.c (reference_types_internal): Likewise.
9562 (internal_reference_types): Likewise.
9563 (layout_type) <REFERENCE_TYPE>: Adjust.
9565 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9568 * tree.h (inchash::add_expr): Add FLAGS argument.
9569 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9570 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9571 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9572 Formatting fix. Adjust recursive calls. For tcc_comparison,
9573 if swap_tree_comparison (code) is smaller than code, hash that
9574 and arguments in the other order. Hash CONVERT_EXPR the same
9575 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9576 of ADDR_EXPR of decl as the decl itself. Add or remove
9577 OEP_ADDRESS_OF from recursive flags as needed. For
9578 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9579 operands commutatively and only the third one normally.
9580 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9582 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9584 * config/rtems.h (LIB_SPEC): Add -latomic.
9586 2016-04-27 Joel Sherrill <joel@rtems.org>
9588 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9589 xilink.ld and flags not relevant to RTEMS.
9591 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9593 * toplev.c (backend_init_target): Avoid calling init_reload when using
9596 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9598 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9599 for loops rather than one for the whole function.
9601 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9603 * match.pd (X + CST CMP X): New transformation.
9605 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9607 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9608 * fold-const.c (fold_binary_loc): Remove 2 transformations
9609 superseded by match.pd.
9610 * match.pd (x+x -> x*2): Generalize to integers.
9612 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9614 * config/i386/i386.md (operation on memory peephole): Duplicate an
9615 existing peephole and adapt it to match lea rather than an operation
9618 PR rtl-optimization/57193
9619 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9621 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9623 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9625 * tree-if-conv.c (any_pred_load_store): New static variable.
9626 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9627 any_pred_load_store instead of and_mask_load_store.
9628 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9629 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9630 (combine_blocks, tree_if_conversion): Ditto.
9632 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9634 PR tree-optimization/70771
9635 PR tree-optimization/70775
9636 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9637 virtual PHI nodes. Delete parameter.
9638 (if_convertible_loop_p_1): Delete argument to above function.
9639 (predicate_all_scalar_phis): Delete code handling single-argument
9641 (tree_if_conversion): Mark and update virtual SSA.
9643 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9646 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9647 (x86_elf_aligned_common): Rename to ...
9648 (x86_elf_aligned_decl_common): ... this.
9649 Add decl arg. Switch to .lbss for largecomm object. Use
9650 LARGECOMM_SECTION_ASM_OP.
9651 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9653 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9654 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9656 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9657 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9659 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9662 * config/i386/i386.c (SECTION_LARGE): Define.
9663 (x86_64_elf_select_section): Set it for large data/bss sections.
9664 Only clear SECTION_WRITE for .lrodata.
9665 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9667 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9668 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9669 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9671 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9672 * doc/tm.texi: Regenerate.
9674 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9677 * configure.ac (--enable-checking): Document extra flag, for
9678 non-release builds default to --enable-checking=yes,extra.
9679 If misc checking and extra checking, define CHECKING_P to 2 instead
9681 * common.opt (fchecking=): Add.
9682 * doc/invoke.texi (-fchecking=): Document.
9683 * doc/install.texi: Document --enable-checking changes.
9684 * configure: Regenerated.
9685 * config.in: Regenerated.
9687 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9689 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9690 attribute instead of which_alternative.
9691 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9692 Use EXT_REX_SSE_REG_P where appropriate.
9694 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9696 * config/i386/predicates.md (const0_operand): Do not match
9697 const_wide_int code.
9698 (const1_operand): Ditto.
9700 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9703 for SSE constm1 operands and TARGET_AVX512VL.
9704 (*movti_internal): Ditto.
9705 (*mov<mode>_or): Use constm1_operand predicate.
9706 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9707 for SSE vector_all_ones operands and TARGET_AVX512VL.
9708 * config/i386/predicates.md (constm1_operand): New predicate.
9709 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9710 emission of constant -1 load.
9712 2016-04-25 Jason Merrill <jason@redhat.com>
9714 * gdbinit.in: Skip is-a.h.
9716 * attribs.c (register_scoped_attributes): Fix logic.
9717 * attribs.h: Declare register_scoped_attributes.
9719 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9721 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9722 stxvd2x and stxvw4x built-in functions.
9724 2016-04-25 DJ Delorie <dj@redhat.com>
9726 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9727 (ashrhi3): Likewise.
9728 (lshrhi3): Likewise.
9730 2016-04-25 Richard Biener <rguenther@suse.de>
9732 PR tree-optimization/70780
9733 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9735 (compute_antic): Mark blocks with abnormal preds as visited as
9736 they have a final empty antic-in solution already.
9738 2016-04-25 Michael Collison <michael.collison@linaro.org>
9740 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9742 2016-04-25 Michael Collison <michael.collison@linaro.org>
9744 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9745 mode is VQI to improve mixed mode vectorization.
9746 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9747 define_insn to match low half of signed vaddw.
9748 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9749 define_insn to match high half of signed vaddw.
9750 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9751 define_insn to match low half of unsigned vaddw.
9752 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9753 define_insn to match high half of unsigned vaddw.
9754 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9755 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9756 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9758 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9759 * config/arm/predicates.md (vect_par_constant_high): Support
9760 big endian and simplify by calling
9761 arm_simd_check_vect_par_cnst_half
9762 (vect_par_constant_low): Likewise.
9764 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9767 predicate for operand 2.
9769 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9770 H.J. Lu <hongjiu.lu@intel.com>
9772 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9773 machine_mode argument.
9774 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9775 constm1_rtx operands. For VOIDmode constants, get mode from
9776 pred_mode. Check mode size if the mode is supported by ABI.
9777 (standard_sse_constant_opcode): Do not use standard_constant_p.
9778 Strictly check ABI support for all-ones operands.
9779 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9780 immediates. Update calls to standard_sse_constant_p.
9781 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9782 (ix86_rtx_costs): Ditto.
9783 * config/i386/i386.md (*movxi_internal_avx512f): Use
9784 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9785 Use (v,BC) alternative instead of (v,C). Use register_operand
9786 checks instead of MEM_P.
9787 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9788 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9789 isa attribute. Use register_operand checks instead of MEM_P.
9790 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9791 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9792 alternative and corresponding sse2 isa attribute.
9793 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9794 to standard_sse_constant_p.
9795 (FP constant splitters): Ditto.
9796 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9798 * config/i386/predicates.md (constm1_operand): Remove.
9799 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9800 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9801 vector_all_ones_operand instead of constm1_operand.
9803 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9805 * print-rtl.c (print_rtx_insn_vec): New function.
9806 * print-rtl.h: New prototype.
9807 * store-motion.c (struct st_expr): Make avail_stores a vector.
9808 (st_expr_entry): Adjust.
9809 (free_st_expr_entry): Likewise.
9810 (print_store_motion_mems): Likewise.
9811 (find_moveable_store): Likewise.
9812 (compute_store_table): Likewise.
9813 (delete_store): Likewise.
9814 (build_store_vectors): Likewise.
9816 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9818 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9820 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9822 * vec.h (vec_safe_contains): New function.
9823 (vec::contains): Likewise.
9824 (vec::begin): Likewise.
9825 (vec::end): Likewise.
9827 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9830 * cfgexpand.c (expand_stack_vars): Fix typo.
9832 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9834 * system.h (list, map, set, vector): Include conditionally.
9835 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9836 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9837 * ipa-icf.c (INCLUDE_LIST): Define.
9838 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9839 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9840 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9841 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9842 * cp/logic.cc (INCLUDE_LIST): Define.
9843 * fortran/trans-common.c (INCLUDE_MAP): Define.
9845 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9847 * auto-profile.c: Remove <string.h> include.
9848 * ipa-icf-gimple.c: Remove <list> include.
9849 * diagnostic.c: Remove <new> include.
9850 * genmatch.c: Likewise.
9851 * pretty-print.c: Likewise.
9852 * toplev.c: Likewise
9853 * c/c-objc-common.c: Likewise.
9854 * cp/error.c: Likewise.
9855 * fortran/error.c: Likewise.
9857 2016-04-22 Richard Biener <rguenther@suse.de>
9859 * lto-streamer-in.c (input_ssa_names): Do not allocate
9860 GIMPLE_NOP for all SSA names.
9861 * lto-streamer-out.c (output_ssa_names): Do not output
9862 SSA names that should have been released.
9864 2016-04-22 Richard Biener <rguenther@suse.de>
9866 PR tree-optimization/70740
9867 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9870 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9873 * config/i386/predicates.md (call_insn_operand): Replace
9874 sibcall_memory_operand with memory_operand.
9876 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9878 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9879 has_single_use() tests.
9880 (register_edge_assert_for_1): Likewise.
9881 (find_assert_locations_1): Check the liveness bitmap instead of
9882 checking has_single_use().
9884 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9887 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9888 Extract AVX-512BW constraint from AVX.
9890 2016-04-21 Richard Biener <rguenther@suse.de>
9892 PR tree-optimization/70725
9893 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9894 for phi_convertible_by_degenerating_args.
9895 (predicate_all_scalar_phis): Handle single-argument PHIs.
9897 2016-04-21 Richard Biener <rguenther@suse.de>
9900 * fold-const.c (fold_comparison): Return properly typed
9903 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9905 PR tree-optimization/70715
9906 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9907 after expanding BASE using expand_simple_operations.
9909 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9911 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9912 New transformations.
9914 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9916 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9918 2016-04-20 Jan Hubicka <jh@suse.cz>
9920 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9921 ultiimate_alias_target.
9922 (update_callee_keys): Likewise.
9923 (lookup_recursive_calls): Likewise.
9924 (speculation_useful_p): Likewise.
9926 2016-04-20 Jan Hubicka <jh@suse.cz>
9929 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9930 (set_nothrow_flag_1): ... this; handle interposition correctly;
9931 recurse on aliases and thunks.
9932 (cgraph_node::set_nothrow_flag): New.
9933 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9934 functions compiled with non-call exceptions that binds to current
9936 (propagate_nothrow): Be safe WRT interposition.
9937 * cgraph.h (set_nothrow_flag): Update prototype.
9939 2016-04-18 Jan Hubicka <jh@suse.cz>
9941 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9942 max_loop_iterations_int.
9943 (tree_unswitch_outer_loop): Likewise.
9945 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9947 PR tree-optimization/69489
9948 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9949 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9950 Revise dump message.
9951 (if_convertible_bb_p): Remove check on edge count of basic block's
9954 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9956 PR tree-optimization/56625
9957 PR tree-optimization/69489
9958 * tree-data-ref.h (DR_INNERMOST): New macro.
9959 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9960 hashing struct innermost_loop_behavior.
9961 (ref_DR_map): Remove.
9962 (innermost_DR_map): New map.
9963 (baseref_DR_map): Revise comment.
9964 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9965 to innermost_DR_map accroding to its innermost loop behavior.
9966 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9967 to its innermost loop behavior.
9968 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9969 Add initialization for innermost_DR_map. Record memory reference
9970 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9971 have innermost loop behavior.
9972 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9975 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9977 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9978 *lea_general_1. Use explicit SWI12 mode interator.
9979 (*lea<mode>_general_2): Rename from *lea_general_2.
9980 Use explicit SWI12 mode interator.
9981 (*lea<mode>_general_3): Rename from *lea_general_3.
9982 Use explicit SWI12 mode interator.
9983 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9984 Use explicit SWI12 mode interator.
9985 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9986 Use explicit SWI48 mode interator.
9988 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9990 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9991 Short-cut unaligned load and store cases. Handle all integer
9993 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9994 and store cases. Call ix86_avx256_split_vector_move_misalign
9995 directly without checking mode class.
9997 2016-04-20 Andrew Pinski <apinski@cavium.com>
9998 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10001 * config/aarch64/aarch64.md (sibcall): Force call
10002 address to be DImode for ILP32.
10003 (sibcall_value): Likewise.
10005 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
10007 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
10009 2016-04-20 Richard Biener <rguenther@suse.de>
10011 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
10012 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
10013 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
10014 (maybe_push_res_to_seq): Adjust.
10015 * gimple-fold.c (maybe_build_generic_op): Likewise.
10017 2016-04-20 Marek Polacek <polacek@redhat.com>
10019 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
10022 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
10024 * config/i386/sse.md (vec_unpacks_lo_hi): Always
10025 use kmovw to support AVX512F target.
10027 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10029 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10031 2016-04-20 Marek Polacek <polacek@redhat.com>
10033 PR tree-optimization/70725
10034 * tree-if-conv.c (is_false_predicate): New function.
10035 (predicate_mem_writes): Use it.
10037 2016-04-20 Richard Biener <rguenther@suse.de>
10039 PR tree-optimization/70726
10040 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10041 shift amounts from a pattern stmt operand.
10043 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10046 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10047 stack_restore_from_fpr pattern when restoring r15.
10048 (s390_optimize_prologue): Strip away the memory barrier in the
10049 parallel when trying to get rid of restore insns.
10050 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10051 definition for loading the stack pointer from an FPR. Compared to
10052 the normal move insn this pattern includes a full memory barrier.
10054 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10056 PR middle-end/70680
10057 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10058 implicitly linear or lastprivate iterator on the outer context.
10060 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10062 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10064 * config/i386/i386.md (ssememalign): Removed.
10065 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10067 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10070 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10071 const short * to __builtin_ia32_loaddquhi512_mask.
10072 (_mm512_maskz_loadu_epi16): Likewise.
10073 (_mm512_mask_storeu_epi16): Pass short * to
10074 __builtin_ia32_storedquhi512_mask.
10075 (_mm512_mask_loadu_epi8): Pass const char * to
10076 __builtin_ia32_loaddquqi512_mask.
10077 (_mm512_maskz_loadu_epi8): Likewise.
10078 (_mm512_mask_storeu_epi8): Pass char * to
10079 __builtin_ia32_storedquqi512_mask.
10080 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10081 const double * to __builtin_ia32_loadupd512_mask.
10082 (_mm512_mask_loadu_pd): Likewise.
10083 (_mm512_maskz_loadu_pd): Likewise.
10084 (_mm512_storeu_pd): Pass double * to
10085 __builtin_ia32_storeupd512_mask.
10086 (_mm512_mask_storeu_pd): Likewise.
10087 (_mm512_loadu_ps): Pass const float * to
10088 __builtin_ia32_loadups512_mask.
10089 (_mm512_mask_loadu_ps): Likewise.
10090 (_mm512_maskz_loadu_ps): Likewise.
10091 (_mm512_storeu_ps): Pass float * to
10092 __builtin_ia32_storeups512_mask.
10093 (_mm512_mask_storeu_ps): Likewise.
10094 (_mm512_mask_loadu_epi64): Pass const long long * to
10095 __builtin_ia32_loaddqudi512_mask.
10096 (_mm512_maskz_loadu_epi64): Likewise.
10097 (_mm512_mask_storeu_epi64): Pass long long *
10098 to __builtin_ia32_storedqudi512_mask.
10099 (_mm512_loadu_si512): Pass const int * to
10100 __builtin_ia32_loaddqusi512_mask.
10101 (_mm512_mask_loadu_epi32): Likewise.
10102 (_mm512_maskz_loadu_epi32): Likewise.
10103 (_mm512_storeu_si512): Pass int * to
10104 __builtin_ia32_storedqusi512_mask.
10105 (_mm512_mask_storeu_epi32): Likewise.
10106 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10107 char * to __builtin_ia32_storedquqi256_mask.
10108 (_mm_mask_storeu_epi8): Likewise.
10109 (_mm256_mask_loadu_epi16): Pass const short * to
10110 __builtin_ia32_loaddquhi256_mask.
10111 (_mm256_maskz_loadu_epi16): Likewise.
10112 (_mm_mask_loadu_epi16): Pass const short * to
10113 __builtin_ia32_loaddquhi128_mask.
10114 (_mm_maskz_loadu_epi16): Likewise.
10115 (_mm256_mask_loadu_epi8): Pass const char * to
10116 __builtin_ia32_loaddquqi256_mask.
10117 (_mm256_maskz_loadu_epi8): Likewise.
10118 (_mm_mask_loadu_epi8): Pass const char * to
10119 __builtin_ia32_loaddquqi128_mask.
10120 (_mm_maskz_loadu_epi8): Likewise.
10121 (_mm256_mask_storeu_epi16): Pass short * to.
10122 __builtin_ia32_storedquhi256_mask.
10123 (_mm_mask_storeu_epi16): Pass short * to.
10124 __builtin_ia32_storedquhi128_mask.
10125 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10126 const double * to __builtin_ia32_loadupd256_mask.
10127 (_mm256_maskz_loadu_pd): Likewise.
10128 (_mm_mask_loadu_pd): Pass onst double * to
10129 __builtin_ia32_loadupd128_mask.
10130 (_mm_maskz_loadu_pd): Likewise.
10131 (_mm256_mask_storeu_pd): Pass double * to
10132 __builtin_ia32_storeupd256_mask.
10133 (_mm_mask_storeu_pd): Pass double * to
10134 __builtin_ia32_storeupd128_mask.
10135 (_mm256_mask_loadu_ps): Pass const float * to
10136 __builtin_ia32_loadups256_mask.
10137 (_mm256_maskz_loadu_ps): Likewise.
10138 (_mm_mask_loadu_ps): Pass const float * to
10139 __builtin_ia32_loadups128_mask.
10140 (_mm_maskz_loadu_ps): Likewise.
10141 (_mm256_mask_storeu_ps): Pass float * to
10142 __builtin_ia32_storeups256_mask.
10143 (_mm_mask_storeu_ps): ass float * to
10144 __builtin_ia32_storeups128_mask.
10145 (_mm256_mask_loadu_epi64): Pass const long long * to
10146 __builtin_ia32_loaddqudi256_mask.
10147 (_mm256_maskz_loadu_epi64): Likewise.
10148 (_mm_mask_loadu_epi64): Pass const long long * to
10149 __builtin_ia32_loaddqudi128_mask.
10150 (_mm_maskz_loadu_epi64): Likewise.
10151 (_mm256_mask_storeu_epi64): Pass long long * to
10152 __builtin_ia32_storedqudi256_mask.
10153 (_mm_mask_storeu_epi64): Pass long long * to
10154 __builtin_ia32_storedqudi128_mask.
10155 (_mm256_mask_loadu_epi32): Pass const int * to
10156 __builtin_ia32_loaddqusi256_mask.
10157 (_mm256_maskz_loadu_epi32): Likewise.
10158 (_mm_mask_loadu_epi32): Pass const int * to
10159 __builtin_ia32_loaddqusi128_mask.
10160 (_mm_maskz_loadu_epi32): Likewise.
10161 (_mm256_mask_storeu_epi32): Pass int * to
10162 __builtin_ia32_storedqusi256_mask.
10163 (_mm_mask_storeu_epi32): Pass int * to
10164 __builtin_ia32_storedqusi128_mask.
10165 * config/i386/i386-builtin-types.def (PCSHORT): New.
10166 (PINT64): Likewise.
10167 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10168 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10169 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10170 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10171 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10172 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10173 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10174 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10175 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10176 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10177 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10178 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10179 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10180 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10181 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10182 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10183 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10184 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10185 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10186 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10187 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10188 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10189 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10190 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10191 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10192 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10193 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10194 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10195 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10196 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10197 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10198 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10199 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10200 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10201 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10202 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10203 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10204 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10205 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10206 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10207 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10208 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10209 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10210 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10211 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10212 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10213 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10214 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10215 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10217 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10218 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10220 (ix86_expand_vector_move_misalign): Likewise.
10221 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10222 to scalar function prototype for unaligned load/store builtins.
10223 (ix86_expand_special_args_builtin): Updated.
10224 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10225 (UNSPEC_STOREU): Likewise.
10226 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10227 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10228 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10229 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10230 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10231 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10232 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10233 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10234 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10235 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10236 (<avx512>_storedqu<mode>_mask): Likewise.
10237 (*sse4_2_pcmpestr_unaligned): Likewise.
10238 (*sse4_2_pcmpistr_unaligned): Likewise.
10239 (*mov<mode>_internal): Renamed to ...
10240 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10241 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10242 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10243 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10245 2016-04-19 Richard Biener <rguenther@suse.de>
10247 PR tree-optimization/70171
10248 * tree-ssa-phiprop.c: Include stor-layout.h.
10249 (phiprop_insert_phi): Handle the aggregate copy case.
10250 (propagate_with_phi): Likewise.
10252 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10254 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10255 instead of simplify_gen_subreg (... , 0).
10256 (ix86_delegitimize_address): Ditto.
10257 (ix86_split_divmod): Ditto.
10258 (ix86_split_copysign_const): Ditto.
10259 (ix86_split_copysign_var): Ditto.
10260 (ix86_expand_args_builtin): Ditto.
10261 (ix86_expand_round_builtin): Ditto.
10262 (ix86_expand_special_args_builtin): Ditto.
10263 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10264 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10265 (udivmodqi4): Ditto.
10266 (absneg splitters): Ditto.
10267 (*jcc_bt<mode>_1): Ditto.
10269 2016-04-19 Richard Biener <rguenther@suse.de>
10271 PR tree-optimization/70724
10272 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10273 restoring out from ...
10274 (free_scc_vn): ... here.
10275 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10276 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10278 (pass_fre::execute): Restore SSA info.
10280 2016-04-19 Richard Biener <rguenther@suse.de>
10282 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10283 * gimple-walk.c (walk_gimple_op): Initialize it.
10284 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10285 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10286 remapping SSA names of defs.
10287 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10290 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10292 PR middle-end/70689
10293 * lra-constraints.c (equiv_substition_p): New.
10294 (process_alt_operands): Use it.
10295 (swap_operands): Swap it.
10296 (curr_insn_transform): Update it.
10298 2016-04-18 Michael Matz <matz@suse.de>
10300 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10301 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10302 * tree-core.h (tree_type_common.align): Use bit-field.
10303 (tree_type_common.spare): New.
10304 (tree_decl_common.off_align): Make smaller.
10305 (tree_decl_common.align): Use bit-field.
10307 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10308 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10309 (scan_sharing_clauses): Ditto.
10310 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10311 (omp_finish_file): Ditto.
10312 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10313 (layout_decl): Ditto.
10314 (relayout_decl): Ditto.
10315 (finalize_record_size): Use SET_TYPE_ALIGN.
10316 (finalize_type_size): Ditto.
10317 (finish_builtin_struct): Ditto.
10318 (layout_type): Ditto.
10319 (initialize_sizetypes): Ditto.
10320 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10321 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10322 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10323 (get_chain_field): Ditto.
10324 (get_trampoline_type): Ditto.
10325 (get_nl_goto_field): Ditto.
10326 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10328 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10329 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10330 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10331 (build_qualified_type): Use SET_TYPE_ALIGN.
10332 (build_aligned_type, build_range_type_1): Ditto.
10333 (build_atomic_base): Ditto.
10334 (build_common_tree_nodes): Ditto.
10335 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10336 (expand_one_stack_var_at): Ditto.
10337 * coverage.c (build_var): Use SET_DECL_ALIGN.
10338 * except.c (init_eh): Ditto.
10339 * function.c (assign_parm_setup_block): Ditto.
10340 * symtab.c (increase_alignment_1): Ditto.
10341 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10342 * tree-vect-stmts.c (ensure_base_align): Ditto.
10343 * varasm.c (align_variable): Ditto.
10344 (assemble_variable): Ditto.
10345 (build_constant_desc): Ditto.
10346 (output_constant_def_contents): Ditto.
10348 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10349 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10350 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10351 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10352 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10354 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10357 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10358 replace %vmovsd with "%vmovq".
10359 (vec_concatv2df): Likewise.
10361 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10363 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10364 (*vec_extractv2si_0): Ditto.
10365 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10366 (zero_extended_scalar_load_operand splitters): Ditto.
10367 (vec_extract splitters): Ditto.
10368 (*vec_extractv4si_0_zext): Ditto.
10369 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10370 and lowpart_subreg.
10371 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10372 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10373 (*sse4_1_extractps): Use lowpart_subreg.
10374 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10376 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10378 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10380 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10381 Mention Solaris 11 packaging changes.
10382 Update gas and gld requirements.
10383 Remove reference to pre-Solaris 10 bug.
10384 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10386 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10389 2016-04-17 Jan Hubicka <jh@suse.cz>
10391 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10392 max_loop_iterations_int.
10394 2016-04-18 Richard Biener <rguenther@suse.de>
10396 PR tree-optimization/43434
10397 * tree-ssa-structalias.c (struct vls_data): New.
10398 (visit_loadstore): Handle all pointer-based accesses.
10399 (compute_dependence_clique): Compute a bitmap of restrict tags
10400 assigned bases and pass it to visit_loadstore.
10402 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10405 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10406 armv8.1-a and armv8.1-a+crc.
10408 2016-04-18 Richard Biener <rguenther@suse.de>
10410 PR tree-optimization/70701
10411 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10412 references after translating through a memcpy.
10414 2016-04-18 Richard Biener <rguenther@suse.de>
10416 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10417 (compute_antic): ... here. For partial antic use regular
10418 postorder and scrap iteration.
10419 (compute_partial_antic_aux): Remove unused return value.
10420 (init_pre): Do not allocate postorder.
10421 (fini_pre): Do not free postorder.
10423 2016-04-18 Richard Biener <rguenther@suse.de>
10425 PR middle-end/37870
10426 * expmed.c (extract_bit_field_1): Remove broken case
10427 using a wider MODE_INT mode.
10429 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10431 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10432 unless compiling with at least GCC-4.8.
10434 2016-04-17 Jan Hubicka <jh@suse.cz>
10437 * graphite.c (graphite_finalize): Update call to
10438 tree_estimate_probability.
10439 * predict.h (tree_estimate_probability): Update prototype.
10441 2016-04-17 Jan Hubicka <jh@suse.cz>
10443 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10444 (tree_estimate_probability): Likewise.
10445 (pass_profile::execute): Update.
10446 (report_predictor_hitrates): New function.
10447 * profile.c (compute_branch_probabilities): Use it.
10448 * predict.h (report_predictor_hitrates): Declare.
10450 2016-04-17 Jan Hubicka <jh@suse.cz>
10453 * cgraph.h (cgraph_node::set_const_flag,
10454 cgraph_node::set_pure_flag): Update prototype to return bool;
10456 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10457 of interposable symbol are interposable, too.
10458 (cgraph_set_const_flag_1): Rename to ...
10459 (set_const_flag_1): ... this one; change to self recursive function
10460 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10461 clearnig the flag in all variants and also virtual thunks of const
10462 functions are pure; track if any change was done.
10463 (cgraph_node::set_const_flag): Update.
10464 (struct set_pure_flag_info): New struct.
10465 (cgraph_set_pure_flag_1): Rename to ...
10466 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10467 rather than pointer encoded flags; track if any changes was done;
10468 handle correctly clearning flag and setting flag of aliases already
10470 (cgraph_node::set_pure_flag): Update.
10471 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10473 2016-04-17 Tom de Vries <tom@codesourcery.com>
10476 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10477 backslash in label.
10479 2016-04-17 Tom de Vries <tom@codesourcery.com>
10481 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10482 '{}<> ' as escape-for-record.
10484 2016-04-17 Tom de Vries <tom@codesourcery.com>
10486 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10489 2016-04-17 Tom de Vries <tom@codesourcery.com>
10492 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10493 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10494 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10495 * passes.c (finish_optimization_passes): Only call
10496 finish_graph_dump_file if dfi->graph_dump_initialized.
10497 (execute_function_dump, pass_init_dump_file): Use
10498 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10500 2016-04-17 Tom de Vries <tom@codesourcery.com>
10502 PR tree-optimization/70256
10503 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10504 (debug_varmap): New function.
10506 2016-04-17 Tom de Vries <tom@codesourcery.com>
10509 * passes.c (pass_manager::register_pass): Propagate pflags.
10511 2016-04-17 Tom de Vries <tom@codesourcery.com>
10514 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10515 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10516 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10517 check if it's equal to p_start.
10518 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10520 2016-04-15 Jan Hubicka <jh@suse.cz>
10523 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10524 function does not bind to current def.
10525 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10526 handle conservatively calls to functions that does not need to bind
10528 (check_call): Update call of worse_state.
10529 (ignore_edge_for_nothrow): Update.
10530 (ignore_edge_for_pure_const): Likewise.
10531 (propagate_pure_const): Update calls to worse_state.
10532 (skip_function_for_local_pure_const): Reformat comments.
10534 2016-04-15 Jan Hubicka <jh@suse.cz>
10537 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10538 (cgraph_node::function_symbol): Likewise.
10539 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10540 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10541 (symtab_node::ultimate_alias_target): Add REF parameter.
10542 (symtab_node::binds_to_current_def_p): Declare.
10543 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10544 (cgraph_node::function_symbol): Likewise.
10545 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10546 (cgraph_node::get_availability): Likewise.
10547 (cgraph_edge::binds_to_current_def_p): New inline function.
10548 (varpool_node::get_availability): Add REF parameter.
10549 (varpool_node::ultimate_alias_target): Likewise.
10550 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10551 (symtab_node::binds_to_current_def_p): Likewise.
10552 * varpool.c (varpool_node::get_availability): Likewise.
10554 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10557 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10558 Fix mode size check.
10560 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10562 * BASE-VER: Set to 7.0.0.
10564 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10566 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10568 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10570 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10571 architecture revisions.
10573 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10575 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10576 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10577 * config/i386/i386.md (stack decrement to push peepholes): Guard
10578 with !x86_using_red_zone ().
10580 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10583 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10584 to dump_generic_node.
10585 (NIY): Pass also flags to do_niy.
10587 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10589 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10590 (simd_clone_vector_of_formal_parm_types)
10591 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10592 (simd_clone_mangle, simd_clone_create)
10593 (simd_clone_adjust_return_type, create_tmp_simd_array)
10594 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10595 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10596 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10597 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10598 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10599 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10600 * omp-simd-clone.c: ... this new file.
10601 (simd_clone_vector_of_formal_parm_types): Make it static.
10602 * Makefile.in (OBJS): Add omp-simd-clone.o.
10604 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10607 * config/i386/sse.md: Use proper memory operand modifiers.
10610 2016-04-15 Richard Biener <rguenther@suse.de>
10611 Alan Modra <amodra@gmail.com>
10613 PR tree-optimization/70130
10614 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10615 when alignment stays not the same and no not use the realign
10618 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10621 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10622 direct move handlers for KFmode. Change TFmode handlers test from
10623 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10625 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10628 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10629 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10630 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10631 * tree-ssa-live.c (remove_unused_scope_block_p): When
10632 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10633 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10634 block_ultimate_origin is FUNCTION_DECL.
10635 (remove_unused_locals): If current_function_decl is
10636 polymorphic_ctor_dtor_p, pass initial true to
10637 remove_unused_scope_block_p' is_ctor_dtor_block.
10639 2016-04-14 Martin Sebor <msebor@redhat.com>
10644 * doc/extend.texi (Variable Length): Revert.
10646 2016-04-14 Marek Polacek <polacek@redhat.com>
10647 Jan Hubicka <hubicka@ucw.cz>
10650 * tree.c (verify_type): Disable the canonical type of main variant
10653 2016-04-14 Jason Merrill <jason@redhat.com>
10655 * cfgexpand.c, expr.c: Revert previous change.
10657 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10659 PR middle-end/70643
10660 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10661 when building a mem ref for the incoming reduction variable.
10663 2016-04-14 Richard Biener <rguenther@suse.de>
10665 PR tree-optimization/70614
10666 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10667 loop if the evolution dropped to chrec_dont_know.
10668 (interpret_condition_phi): Likewise.
10670 2016-04-14 Richard Biener <rguenther@suse.de>
10672 PR tree-optimization/70623
10673 * tree-ssa-pre.c (changed_blocks): Make global ...
10674 (compute_antic): ... local here. Move and fix worklist
10675 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10676 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10677 worklist handling, dump when ANTIC_IN changed.
10678 (compute_partial_antic_aux): Remove worklist handling.
10679 (init_pre): Do not compute post dominators. Add a comment about
10680 the CFG order chosen.
10681 (fini_pre): Do not free post dominators.
10683 2016-04-13 Martin Sebor <msebor@redhat.com>
10688 * doc/extend.texi (Variable Length): Document C++ specifics.
10690 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10693 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10694 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10695 eh edges have been purged.
10698 * tree-sra.c (create_access_replacement,
10699 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10701 * tree-pretty-print.c (dump_fancy_name): New function.
10702 (dump_decl_name, dump_generic_node): Use it.
10704 2016-04-13 Jason Merrill <jason@redhat.com>
10706 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10707 * expr.c (expand_expr_real_1): Likewise.
10709 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10711 * config/i386/i386.md (kunpckhi): Swap operands.
10712 (kunpcksi): Likewise.
10713 (kunpckdi): Likewise.
10714 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10715 (vec_pack_trunc_<mode>): Likewise.
10717 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10720 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10722 PR middle-end/70633
10723 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10724 gimplification turns some element into non-constant.
10727 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10728 * explow.c (convert_memory_address_addr_space_1): No longer static,
10729 add NO_EMIT argument and don't call convert_modes if true, pass
10730 it down recursively, remove break after return.
10731 (convert_memory_address_addr_space): Adjust caller.
10732 * simplify-rtx.c (simplify_unary_operation_1): Call
10733 convert_memory_address_addr_space_1 instead of convert_memory_address,
10734 if it returns NULL, don't simplify.
10736 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10739 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10741 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10743 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10744 Bump the upper SIMDLEN limits, so that if the return type or
10745 characteristic type if the return type is void can be passed in
10746 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10749 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10752 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10753 Do not use "=" constraint on an input constraint.
10754 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10755 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10756 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10757 generates (neg (abs ...)) instead of (abs ...).
10759 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10761 PR rtl-optimization/70596
10762 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10763 just invalidate LRA data and reset them. Adjust dump wording.
10765 2016-04-12 Martin Liska <mliska@suse.cz>
10768 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10770 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10772 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10773 max_loop_iterations_int.
10774 (tree_unswitch_outer_loop): Likewise.
10775 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10776 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10778 2016-04-12 Tom de Vries <tom@codesourcery.com>
10780 PR tree-optimization/68756
10781 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10782 instead of new_name.
10784 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10786 PR tree-optimization/70602
10787 * tree-sra.c (generate_subtree_copies): Don't write anything into
10788 constant pool decls.
10790 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10791 regardless whether there are depend clauses or not.
10793 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10796 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10797 target attribute and pragma from changing the -mfloat128
10798 and -mfloat128-hardware options.
10800 * doc/extend.texi (Additional Floating Types): Document PowerPC
10801 __float128 restrictions.
10803 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10806 * config/aarch64/driver-aarch64.c
10807 (aarch64_get_extension_string_for_isa_flags): New.
10808 (arch_extension): Rename to...
10809 (aarch64_arch_extension): ...This.
10810 (ext_to_feat_string): Rename to...
10811 (aarch64_extensions): ...This.
10812 (aarch64_core_data): Keep track of architecture extension flags.
10813 (cpu_data): Rename to...
10814 (aarch64_cpu_data): ...This.
10815 (aarch64_arch_driver_info): Keep track of architecture extension
10817 (get_arch_name_from_id): Rename to...
10818 (get_arch_from_id): ...This, change return type.
10819 (host_detect_local_cpu): Update and reformat for renames, handle
10820 extensions through common infrastructure.
10822 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10825 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10826 track of a canonical flag name.
10827 (all_extensions): Likewise.
10828 (arch_to_arch_name): Also track extension flags enabled by the arch.
10829 (all_architectures): Likewise.
10830 (aarch64_parse_extension): Move to here.
10831 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10833 (aarch64_rewrite_selected_cpu): Update for above change.
10834 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10835 are handled, such that the single explicit value enabled by an
10836 extension is kept seperate from the implicit values it also enables.
10837 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10839 (aarch64_parse_extension): New.
10840 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10841 here to config/aarch64/aarch64-protos.h.
10842 (aarch64_parse_extension): Move from here to
10843 common/config/aarch64/aarch64-common.c.
10844 (aarch64_option_print): Update.
10845 (aarch64_declare_function_name): Likewise.
10846 (aarch64_start_file): Likewise.
10847 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10848 the canonical flag for extensions.
10849 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10852 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10854 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10857 2016-04-09 Tom de Vries <tom@codesourcery.com>
10859 PR tree-optimization/68953
10860 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10861 first to last subscript.
10863 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10865 PR tree-optimization/70586
10866 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10869 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10873 PR tree-optimization/70373
10874 PR middle-end/70533
10875 PR middle-end/70534
10876 PR middle-end/70535
10877 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10878 clauses for acc parallel reductions as necessary. Error on those
10880 * omp-low.c (scan_sharing_clauses): Don't install variables which
10881 are used in acc parallel reductions.
10882 (lower_rec_input_clauses): Remove dead code.
10883 (lower_oacc_reductions): Add support for reference reductions.
10884 (lower_reduction_clauses): Remove dead code.
10885 (lower_omp_target): Don't remap variables appearing in acc parallel
10887 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10889 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10891 PR middle-end/70593
10892 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10893 with multiple SSA_NAME defs, force the outputs other than first
10894 to be live before calling live_track_process_def on each output.
10896 PR rtl-optimization/70574
10897 * fwprop.c (forward_propagate_and_simplify): Don't add
10898 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10899 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10900 paradoxical subregs within *loc.
10902 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10904 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10905 -ftree-parallelize-loops={0,1}.
10906 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10907 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10908 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10909 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10910 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10912 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10915 * asan.c (instrument_derefs): If we get unknown location, extract it
10916 with EXPR_LOCATION.
10917 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10919 2016-04-08 Tom de Vries <tom@codesourcery.com>
10921 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10922 implicit firstprivate clause.
10924 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10927 * config/arm/thumb2.md (tst + branch-> lsls + branch
10928 peephole below *orsi_not_shiftsi_si): Require that condition
10929 register is dead after the peephole.
10930 (second peephole after the above): Likewise.
10932 2016-04-08 Alan Modra <amodra@gmail.com>
10935 * builtins.c (fold_builtin_classify): For IBM extended precision,
10936 look at just the high-order double to test for NaN.
10937 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10938 test just the high double for Inf but both doubles for subnormal
10941 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10943 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10944 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10945 node->simdclone->mask_mode != VOIDmode masks.
10946 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10947 earlier, use it instead of node->simdclone.
10948 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10949 Set clonei->mask_mode.
10951 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10954 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10955 Pass it through to cp_parser_already_scoped_statement.
10956 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10957 it through to cp_parser_statement.
10958 (cp_parser_statement): Pass IF_P through to
10959 cp_parser_iteration_statement.
10960 (cp_parser_pragma): Adjust call to
10961 cp_parser_iteration_statement.
10963 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10966 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10967 resolve a future -Wparentheses warning.
10968 * omp-low.c (scan_sharing_clauses): Likewise.
10969 * tree-parloops.c (eliminate_local_variables): Likewise.
10971 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10973 PR rtl-optimization/70398
10974 * lra-constraints.c (process_address_1): Check zero scale and code
10975 for reloading with zero scale.
10977 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10979 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10980 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10982 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10984 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10985 Add support for AVX512F clones, include them by default for
10986 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10987 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10990 PR middle-end/70550
10991 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10992 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10993 firstprivate clauses.
10994 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10995 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10996 (lower_omp_target): Set TREE_NO_WARNING for
10997 non-addressable possibly uninitialized vars which are copied into
10998 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
11000 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
11002 * config/pa/predicates.md (integer_store_memory_operand): Accept
11003 REG+D operands with a large offset when reload_in_progress is true.
11004 (floating_point_store_memory_operand): Likewise.
11006 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11009 * match.pd (nested int casts): Limit to GIMPLE.
11011 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
11014 * ipa-devirt.c (maybe_record_node): Fix comment; use
11015 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
11017 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11019 PR rtl-optimization/70542
11020 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
11021 if there are any uses other than insn or debug insns.
11023 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
11024 Jakub Jelinek <jakub@redhat.com>
11026 PR tree-optimization/70509
11027 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11028 Shift HOST_WIDE_INT_1U instead of 1.
11030 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11032 PR tree-optimization/70509
11033 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11034 of the vector base type for index.
11036 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11039 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11041 2016-04-05 Richard Biener <rguenther@suse.de>
11043 PR tree-optimization/70526
11044 * tree-sra.c (build_ref_for_offset): Use prev_base to
11045 extract the alias pointer type.
11047 2016-04-05 Richard Biener <rguenther@suse.de>
11049 * dse.c (struct store_info): Remove alias_set member.
11050 (struct read_info_type): Likewise.
11051 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11052 spill_deleted, clear_alias_set_lookup): Remove.
11053 (get_group_info): Remove dead base == NULL_RTX case.
11054 (dse_step0): Remove initialization of removed variables.
11055 (delete_dead_store_insn): Reomve alias set dumping.
11056 (free_read_records): Remove alias_set handling.
11057 (canon_address): Remove alias_set_out parameter.
11058 (record_store): Remove spill_alias_set, it's always zero.
11059 (check_mem_read_rtx): Likewise.
11060 (dse_step2): Rename from ...
11061 (dse_step2_nospill): ... this. Adjust.
11062 (scan_stores): Rename from ...
11063 (scan_stores_nospill): ... this.
11064 (scan_reads): Rename from ...
11065 (scan_reads_nospill): ... this.
11066 (scan_stores_spill, scan_reads_spill): Remove.
11067 (dse_step3_scan): Remove for_spills argument which is always false.
11068 (dse_step3): Likewise.
11069 (dse_step5): Rename from ...
11070 (dse_step5_nospill): ... this. Remove alias_set handling.
11071 (rest_of_handle_dse): Adjust.
11073 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11076 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11077 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11078 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11079 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11081 2016-04-05 Richard Biener <rguenther@suse.de>
11083 PR middle-end/70499
11084 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11085 non-register type temporaries into SSA.
11087 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11090 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11091 calls when sanitizing.
11092 (possible_polymorphic_call_target_p): Fix formatting.
11094 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11095 Jakub Jelinek <jakub@redhat.com>
11097 PR middle-end/70457
11098 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11099 to ensure a call statement is compatible with a built-in's
11101 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11104 2016-04-04 Richard Biener <rguenther@suse.de>
11106 PR rtl-optimization/70484
11107 * rtl.h (canon_output_dependence): Declare.
11108 * alias.c (canon_output_dependence): New function.
11109 * dse.c (record_store): Use canon_output_dependence rather
11110 than canon_true_dependence.
11112 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11115 * cgraph.h (symtab_node::copy_visibility_from): New function.
11116 * symtab.c (symtab_node::copy_visibility_from): New function.
11117 * ipa-visibility.c (optimize_weakref): New function.
11118 (function_and_variable_visibility): Use it.
11120 2016-04-04 Martin Liska <mliska@suse.cz>
11123 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11124 value that is really in range handled by SBR instruction.
11125 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11126 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11127 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11129 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11133 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11134 set, but not for SP_REG operands.
11136 2016-04-02 Martin Sebor <msebor@redhat.com>
11139 * fold-const.c (maybe_nonzero_address): New function.
11140 (fold_comparison): Call it. Fold equality and relational
11141 expressions involving null pointers.
11142 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11144 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11146 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11147 the "Y" constraint (scalar FP 0.0 immediate).
11149 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11150 Add the "const_double" to the list of operand constraints.
11152 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11154 PR rtl-optimization/70467
11155 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11156 If low word of the last operand is 0, just emit addition/subtraction
11159 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11162 * config/s390/s390.c (s390_expand_insv): Check for everything
11163 constant instead of just VOIDmode stuff.
11165 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11168 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11170 2016-04-01 Nathan Sidwell <nathan@acm.org>
11172 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11174 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11176 PR rtl-optimization/70461
11177 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11180 2016-03-31 Martin Liska <mliska@suse.cz>
11183 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11184 a tree value or an immediate integer value to a buffer
11185 that is eventually copied to a BRIG section.
11186 (emit_immediate_operand): Call the function here.
11187 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11188 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11189 of class' fields that are removed.
11190 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11191 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11192 m_brig_repr_size fields.
11194 2016-03-31 Martin Liska <mliska@suse.cz>
11197 * hsa-gen.c (hsa_function_representation::update_dominance): New
11199 (convert_addr_to_flat_segment): Likewise.
11200 (gen_hsa_memory_set): New alignment argument.
11201 (gen_hsa_ctor_assignment): Likewise.
11202 (gen_hsa_insns_for_single_assignment): Provide alignment
11203 to gen_hsa_ctor_assignment.
11204 (gen_hsa_insns_for_direct_call): Add new argument.
11205 (expand_lhs_of_string_op): New function.
11206 (expand_string_operation_builtin): Likewise.
11207 (expand_memory_copy): New function.
11208 (expand_memory_set): New function.
11209 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11210 (convert_switch_statements): Change signature.
11211 (generate_hsa): Use a return value of the function.
11212 (pass_gen_hsail::execute): Do not call
11213 convert_switch_statements here.
11214 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11215 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11216 (hsa_function_representation::update_dominance): New function.
11218 2016-03-31 Martin Liska <mliska@suse.cz>
11221 * hsa-brig.c (emit_directive_variable): Emit alignment
11222 according to hsa_symbol::m_align.
11223 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11224 (dump_hsa_symbol): Dump alignment of HSA symbols.
11225 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11226 (gen_hsa_addr_with_align): New function.
11227 (hsa_bitmemref_alignment): Use newly added function.
11228 (gen_hsa_insns_for_load): Likewise.
11229 (gen_hsa_insns_for_store): Likewise.
11230 (gen_hsa_memory_copy): New argument added.
11231 (gen_hsa_insns_for_single_assignment): Respect
11232 alignment for assignments processed via gen_hsa_memory_copy.
11233 (gen_hsa_insns_for_direct_call): Likewise.
11234 (gen_hsa_insns_for_return): Likewise.
11235 (gen_function_def_parameters): Set default alignment.
11236 * hsa.c (hsa_object_alignment): New function.
11237 (hsa_byte_alignment): Pasted function.
11238 * hsa.h (hsa_symbol::m_align): New field.
11240 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11242 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11243 scratch field for goto case.
11245 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11247 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11249 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11252 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11253 (scalar_chain::convert_insn): Call convert_op for reg
11254 moves to handle undefined registers.
11256 2016-03-31 Nathan Sidwell <nathan@acm.org>
11259 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11260 Assert we don't want to move backwards.
11262 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11265 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11267 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11269 PR rtl-optimization/70460
11270 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11271 with operand from REG_LABEL_OPERAND, instead substitute
11272 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11273 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11275 2016-03-31 Martin Liska <mliska@suse.cz>
11277 * passes.c (execute_one_pass): Do not call
11278 todo_after for a discarded function.
11280 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11282 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11283 (no_cost, infinite_cost): Initialize the new field.
11284 (get_computation_cost_at): Record setup cost.
11285 (determine_use_iv_cost_address): Skip cost computation for sub
11286 uses if we can estimate it without losing accuracy.
11288 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11290 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11292 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11293 max_loop_iterations_int.
11294 (tree_unswitch_outer_loop): Likewise.
11295 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11296 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11298 2016-03-30 Richard Biener <rguenther@suse.de>
11300 PR middle-end/70450
11301 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11303 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11306 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11307 in gen_blendm expander.
11309 2016-03-30 Nick Clifton <nickc@redhat.com>
11312 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11313 case where we are already provided with an SImode SUBREG.
11315 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11318 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11319 conflict between DRAP register and __builtin_eh_return.
11321 2016-03-30 Michael Matz <matz@suse.de>
11322 Richard Biener <rguenther@suse.de>
11325 * ipa-polymorphic-call.c (struct type_change_info): Change
11326 speculative to an unsigned allowing to limit the work we do.
11327 (csftc_abort_walking_p): New inline function..
11328 (check_stmt_for_type_change): Limit the number of may-defs
11329 skipped for speculative devirtualization to
11330 max-speculative-devirt-maydefs.
11331 * params.def (max-speculative-devirt-maydefs): New param.
11332 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11334 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11337 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11340 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11342 PR tree-optimization/59124
11343 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11344 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11346 2016-03-29 Jeff Law <law@redhat.com>
11348 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11350 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11352 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11355 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11357 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11358 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11359 gcrt0.o if linking dynamically.
11361 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11364 * ipa-devirt.c (methods_equal_p): New function.
11365 (compare_virtual_tables): Use it.
11366 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11367 * cgraphclones.c (clone_function_name_1): Use
11368 symbol_table::symbol_suffix_separator.
11369 * coverage.c (build_var): Likewise.
11370 * symtab.c (symbol_table::symbol_suffix_separator): New.
11372 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11374 PR rtl-optimization/70429
11375 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11376 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11377 mode != result_mode.
11380 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11382 PR tree-optimization/70405
11383 * ssa-iterators.h (num_imm_uses): Add missing braces.
11385 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11387 PR rtl-optimization/68695
11388 * ira-color.c (allocno_copy_cost_saving): New.
11389 (improve_allocation): Use it.
11391 2016-03-29 Richard Henderson <rth@redhat.com>
11393 PR middle-end/70355
11394 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11396 2016-03-29 Richard Biener <rguenther@suse.de>
11398 PR middle-end/70424
11399 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11400 use alignment returned by get_pointer_alignment_1 if it is
11401 bigger than BITS_PER_UNIT.
11402 * builtins.c (get_pointer_alignment_1): Do not return true
11403 for alignment extracted from SSA info.
11405 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11407 * config/ft32/ft32.opt (mnodiv): New.
11408 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11409 * doc/invoke.texi (FT32 Options -mnodiv): New.
11411 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11414 * config/i386/i386.md (define_split, andn): Fix modes.
11416 2016-03-26 Richard Biener <rguenther@suse.de>
11417 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11420 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11422 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11423 as 2nd argument to cl_optimization_restore().
11425 2016-03-25 Richard Henderson <rth@redhat.com>
11428 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11429 * config/aarch64/aarch64-protos.h: Declare it.
11430 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11432 2016-03-25 Alan Modra <amodra@gmail.com>
11435 * config/rs6000/constraints.md (j): Simplify.
11436 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11438 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11439 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11440 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11441 in all constraint alternatives.
11442 (movtd_64bit_nodm): Delete "j" constraint alternative.
11444 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11446 * tree-ssa-propagate.c: Enhance docs for
11447 SSA_PROP_NOT_INTERESTING.
11449 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11451 * doc/extend.texi: Fix typo in documentation to pure attribute.
11453 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11456 * config/pa/pa.md (bswapdi2): Use a scratch register.
11458 2016-03-24 Richard Henderson <rth@redhat.com>
11460 PR middle-end/69845
11461 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11464 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11466 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11467 using ix86_expand_binary_operator instead of gen_andsi3.
11469 2016-03-24 Richard Biener <rguenther@suse.de>
11471 PR tree-optimization/70396
11472 * tree-vect-stmts.c (vectorizable_comparison): Use
11473 get_vectype_for_scalar_type.
11475 2016-03-24 Richard Biener <rguenther@suse.de>
11477 PR middle-end/70370
11478 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11479 with register bases.
11481 2016-03-24 Richard Biener <rguenther@suse.de>
11483 PR tree-optimization/70372
11484 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11485 build_all_ones_cst to also handle vector types correctly.
11487 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11490 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11493 2016-03-23 Marek Polacek <polacek@redhat.com>
11496 * doc/invoke.texi: Document -Wignored-attributes.
11498 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11500 PR tree-optimization/69042
11501 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11502 parameter from 30 to 40.
11504 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11506 PR tree-optimization/69042
11507 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11508 for use with constant offset stripped in base.
11510 2016-03-23 Richard Biener <rguenther@suse.de>
11512 PR middle-end/70251
11513 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11514 mode compatibility check.
11515 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11517 2016-03-23 Jeff Law <law@redhat.com>
11519 PR tree-optimization/64058
11520 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11522 (struct ssa_conflicts): Move up earlier in the file.
11523 (conflicts_, var_map_): New static variables.
11524 (initialize_conflict_count): New function to initialize the
11525 CONFLICT_COUNT field for each conflict pair.
11526 (compare_pairs): Lazily initialize the conflict count and use it
11527 as the first tie-breaker.
11528 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11529 and wipe conflicts_ and map_ around the call to qsort. Remove
11530 special case for 2 coalesce pairs.
11531 * bitmap.c (bitmap_count_unique_bits): New function.
11532 (bitmap_count_bits_in_word): New function, extracted from
11534 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11535 * bitmap.h (bitmap_count_unique_bits): Declare it.
11537 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11540 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11541 transparent alias chain for decl assembler name.
11542 * config/sol2.c (solaris_assemble_visibility): Likewise.
11544 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11546 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11548 (v10_fdivs): Likewise.
11549 (v10_fdivd): Likewise.
11551 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11554 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11555 to not call fclose twice on file.
11557 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11559 PR tree-optimization/70354
11560 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11561 oprnd0 is wider than oprnd1 and there is a cast from the wider
11562 type to oprnd1, mask it with the mask of the narrower type.
11565 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11566 Optimize TARGET_STV splitters, if high or low word of last argument
11569 2016-03-22 Jeff Law <law@redhat.com>
11572 tree-ssa-threadbackward.c
11573 (fsm_find_control_statement_thread_paths): Correctly distinguish
11574 between old style jump threads vs FSM jump threads.
11576 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11579 * config/i386/i386.c (scalar_chain::convert_op): Support
11580 uninitialized register usage case.
11582 2016-03-22 Richard Biener <rguenther@suse.de>
11584 PR middle-end/70251
11585 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11587 (capture::gen_transform): ... to change behavior when substituting
11588 a condition into cond or not-cond expr context.
11589 (dt_simplify::gen_1): Adjust.
11590 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11591 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11592 last change and instead change to
11593 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11594 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11596 2016-03-22 Anthony Green <green@moxielogic.com>
11598 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11599 issue for moxiebox targets.
11600 (CC1PLUS_SPEC): Ditto.
11602 2016-03-22 Richard Biener <rguenther@suse.de>
11604 PR middle-end/70333
11605 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11608 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11610 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11612 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11615 * config/i386/i386.c (def_builtin): Handle
11616 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11618 (const struct builtin_description bdesc_special_args[]):
11619 Remove duplicate ISA bits.
11621 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11624 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11625 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11626 in a way that works also for AVX512BW.
11629 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11630 instead of source if operands[1] is xmm16 and above and
11631 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11632 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11635 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11636 on assign if (*from_p) is a comparison, set it to
11637 TREE_NO_WARNING (*from_p).
11639 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11641 PR middle-end/70326
11642 * lra.c (restore_scratches): Ignore deleted insns.
11644 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11645 Jakub Jelinek <jakub@redhat.com>
11647 PR tree-optimization/70317
11648 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11651 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11654 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11655 of ix86_expand_move.
11657 (movti): Use general_operand for operand 1 predicate.
11659 2016-03-21 Martin Liska <mliska@suse.cz>
11661 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11663 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11665 2016-03-21 Martin Liska <mliska@suse.cz>
11668 * ipa-icf.c (sem_function::parse): Skip static
11669 constructors and destructors.
11671 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11674 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11675 function-like macro, peek following token(s) if it is followed
11676 by CPP_OPEN_PAREN token with optional padding in between, and
11677 if not, don't treat it like a macro.
11679 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11680 Alexander Monakov <amonakov@ispras.ru>
11682 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11683 for the stabs debug format.
11685 2016-03-21 Richard Biener <rguenther@suse.de>
11687 PR tree-optimization/70310
11688 * tree-vect-generic.c (expand_vector_condition): Fold the built
11691 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11694 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11695 Block third alternative for AVX-512VL target,
11697 2016-03-21 Martin Liska <mliska@suse.cz>
11700 * hsa-brig.c (emit_function_directives): Mark unemitted
11701 global variables for emission.
11702 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11703 (get_symbol_for_decl): Likewise.
11704 * hsa.h (struct hsa_symbol): New flag.
11706 2016-03-21 Richard Biener <rguenther@suse.de>
11708 PR tree-optimization/70288
11709 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11710 we do not estimate unsimplified all-constant conditionals or
11711 switches as optimized away.
11713 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11715 PR rtl-optimization/69102
11716 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11717 when we have a readonly dependency context.
11719 2016-03-18 Jeff Law <law@redhat.com>
11721 PR rtl-optimization/70263
11722 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11723 (update_equiv_regs): When trying to move a store to after the insn
11724 that sets the source of the store, make sure the store occurs after
11725 the insn that sets the source of the store. When successful note
11726 the REG_EQUIV note created in the dump file.
11728 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11729 Bernd Schmidt <bschmidt@redhat.com>
11731 * doc/extend.texi: Document more potential problems with basic asms.
11733 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11735 PR rtl-optimization/70278
11736 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11739 2016-03-18 Jason Merrill <jason@redhat.com>
11741 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11743 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11745 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11746 values to 128b regs.
11748 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11750 PR tree-optimization/70252
11751 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11752 boolean vector has a proper number of elements.
11753 (supportable_narrowing_operation): Likewise.
11755 2016-03-18 Tom de Vries <tom@codesourcery.com>
11758 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11760 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11762 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11763 instead of replace_rtx for DEBUG_INSNs.
11765 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11767 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11768 load type reservations.
11770 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11773 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11774 define_constraint for "Q" and "T" constraints.
11776 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11778 Tweak the pipeline model for Exynos M1
11780 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11783 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11786 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11787 where one or both locations aren't within a line_map.
11789 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11792 * opts.c (finish_options): Don't set flag_pie to the default if
11793 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11796 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11798 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11799 true as ALL_REGS argument to replace_rtx.
11801 2016-03-17 Richard Biener <rguenther@suse.de>
11804 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11807 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11810 * rtl.h (replace_rtx): Add ALL_REGS argument.
11811 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11812 equality and assert mode is the same, instead of just rtx pointer
11814 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11815 true as ALL_REGS argument to replace_rtx.
11817 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11819 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11820 for boolean vector with vector mode only.
11821 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11823 2016-03-17 Nick Clifton <nickc@redhat.com>
11826 * config/rx/rx.c (rx_print_integer): Print negative constants in
11829 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11832 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11834 2016-03-16 Richard Henderson <rth@redhat.com>
11835 Richard Biener <rguenth@suse.de>
11837 PR middle-end/70240
11838 PR middle-end/68215
11840 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11841 first operand as is_gimple_condexpr.
11843 PR middle-end/70240
11844 PR middle-end/68215
11846 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11847 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11848 Do not gimplify the result.
11849 (do_unop): Adjust call to tree_vec_extract.
11850 (do_binop): Likewise.
11851 (do_compare): Likewise.
11852 (do_plus_minus): Likewise.
11853 (do_negate): Likewise.
11854 (expand_vector_condition): Likewise.
11855 (do_cond): Likewise.
11857 2016-03-16 Richard Henderson <rth@redhat.com>
11860 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11861 (aarch64_classify_address): Use it.
11862 (aarch64_legitimize_address): Force all subexpressions of PLUS
11863 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11865 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11866 Richard Biener <rguenth@suse.de>
11869 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11870 return to even if only REGNO is equal, and assert
11873 2016-03-11 Jeff Law <law@redhat.com>
11875 PR rtl-optimization/70224
11876 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11878 2016-03-16 Richard Henderson <rth@redhat.com>
11880 PR middle-end/70199
11881 * function.h (struct function): Add has_forced_label_in_static.
11882 * gimplify.c (force_labels_r): Set it.
11883 * lto-streamer-in.c (input_struct_function_base): Read it.
11884 * lto-streamer-out.c (output_struct_function_base): Write it.
11885 * tree-inline.c (has_label_address_in_static_1): Remove.
11886 (copy_forbidden): Remove fndecl parameter; test
11887 has_forced_label_in_static.
11888 (inline_forbidden_p): Update call to copy_forbidden.
11889 (tree_versionable_function_p): Likewise.
11890 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11891 (chkp_versioning): Likewise.
11892 * tree-inline.h (copy_forbidden): Update decl.
11894 2016-03-16 Marek Polacek <polacek@redhat.com>
11897 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11898 function being thunked if the result type doesn't have fixed size.
11899 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11900 doesn't have fixed size.
11902 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11904 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11905 reporting malformed loop nest.
11907 2016-03-16 Tom de Vries <tom@codesourcery.com>
11910 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11911 nodes.length () == 1 test to before first nodes[0] access.
11913 2016-03-16 Tom de Vries <tom@codesourcery.com>
11915 PR tree-optimization/68715
11916 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11917 single_pred_p test.
11919 2016-03-16 Tom de Vries <tom@codesourcery.com>
11921 PR tree-optimization/68809
11922 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11925 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11926 Sandra Loosemore <sandra@codesourcery.com>
11928 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11929 on leaf attribute. Mention ELF interposition problems.
11931 2016-03-16 Alan Modra <amodra@gmail.com>
11933 PR rtl-optimization/69195
11934 PR rtl-optimization/47992
11935 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11938 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11941 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11943 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11945 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11947 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11949 PR rtl-optimization/70222
11950 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11951 optimization if mode is different from result_mode, queue up masking
11952 of the result in outer_op. Formatting fix.
11954 PR middle-end/70239
11955 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11958 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11960 PR rtl-optimization/69032
11961 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11962 looping backwards over basic block insns.
11964 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11967 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11968 to non-speculative when propagating trap bits.
11970 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11972 PR rtl-optimization/63384
11973 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11974 DEBUG_INSN_P insns.
11976 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11979 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11980 factored out from ...
11981 (sched_analyze_insn): ... here.
11982 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11983 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11984 get_implicit_reg_pending_clobbers in it.
11985 (setup_id_reg_sets): Use setup_id_implicit_regs.
11986 (deps_init_id): Ditto.
11988 2016-03-15 Tom de Vries <tom@codesourcery.com>
11991 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11993 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11994 execute_function_dump.
11995 (execute_one_pass): Don't dump function if it will be dumped after ipa
11998 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
12000 * genrecog.c (match_pattern_2): If pred is NULL don't call
12001 safe_predicate_mode on it.
12003 2016-03-14 Jakub Jelinek <jakub@redhat.com>
12005 PR middle-end/70219
12006 * lra-constraints.c (delete_move_and_clobber): Change assertion
12007 to also allow dregno == 0.
12009 2016-03-14 Richard Henderson <rth@redhat.com>
12012 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
12013 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
12014 (reassociate_bb): Use optimize_vec_cond_expr; avoid
12015 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
12018 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
12021 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
12023 (lra_create_live_ranges_1): initialize hard register biggest_mode to
12025 * lra-constraints.c (split_reg): For hard regs, try to find the
12026 biggest single-register mode used in the function.
12028 2016-03-14 Richard Biener <rguenther@suse.de>
12030 PR tree-optimization/56365
12031 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12032 constants to compare against.
12034 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12037 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12038 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12039 (define_split for the GPR case): Use int_reg_operand instead of
12040 gpc_reg_operand for the output.
12042 2016-03-14 Tom de Vries <tom@codesourcery.com>
12044 PR tree-optimization/70045
12045 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12046 create_empty_if_region_on_edge argument.
12048 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12050 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12051 (STACK_CHECK_PROTECT): Likewise.
12052 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12053 (STACK_CHECK_PROTECT): Likewise.
12054 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12055 (STACK_CHECK_PROTECT): Likewise.
12056 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12057 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12058 (STACK_CHECK_PROTECT): Likewise.
12060 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12062 PR rtl-optimization/69307
12063 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12064 registers in modes that span more than one register.
12066 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12069 * lra-constraints.c (delete_move_and_clobber): New.
12070 (remove_inheritance_pseudos): Use it.
12072 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12075 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12076 the libcall is LCT_THROW.
12077 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12078 for the checking routine.
12080 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12083 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12084 optimization if we have direct move.
12085 (roundu32<mode>2_fprs): Likewise.
12087 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12090 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12092 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12093 Arguments swapped. All callers changed. Take reg_renumber into
12094 account, and Calculate and compare register ranges for hard regs.
12096 2016-03-11 Jeff Law <law@redhat.com>
12098 PR tree-optimization/70190
12099 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12100 Handle cases where we can not extract the taken edge, even though we
12101 found a constant value.
12103 PR tree-optimization/64058
12104 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12105 (num_coalesce_pairs): Move up earlier in file.
12106 (find_coalesce_pair): Initialize the INDEX field for each pair
12108 (compare_pairs): No longer sort on the elements in each pair.
12109 Instead break ties with the index of the coalesce pair.
12111 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12114 * config/aarch64/aarch64-protos.h
12115 (aarch64_save_restore_target_globals): New prototype.
12116 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12117 Call the above when popping pragma.
12118 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12120 (aarch64_set_current_function): Rewrite using the above.
12122 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12124 PR tree-optimization/70177
12125 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12126 (extract_ops_from_tree): ... this. In the 2 argument
12127 overload remove _1 suffix.
12128 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12129 (extract_ops_from_tree): ... this.
12130 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12132 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12133 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12134 extract_ops_from_tree instead of 2 operand one.
12136 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12138 PR tree-optimization/70013
12139 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12140 for constant-pool entries.
12142 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12144 PR rtl-optimization/70174
12145 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12146 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12148 PR tree-optimization/70169
12149 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12150 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12153 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12154 Jakub Jelinek <jakub@redhat.com>
12157 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12158 of uninitialized values.
12160 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12162 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12164 ("*trunctddd2"): New pattern definition.
12165 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12168 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12170 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12171 definitions for BFP and DFP rounding modes.
12172 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12173 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12174 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12175 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12178 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12180 * config/s390/constraints.md: Adjust comment.
12181 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12182 s390_decompose_addrstyle_without_index.
12183 * config/s390/predicates.md (shift_count_or_setmem_operand):
12184 Rename to setmem_operand.
12185 * config/s390/s390-protos.h
12186 (s390_decompose_shift_count): Rename to
12187 s390_decompose_addrstyle_without_index.
12188 * config/s390/s390.c (s390_decompose_shift_count)
12189 (s390_mem_constraint, print_shift_count_operand)
12190 (print_operand_address, print_operand): Rename
12191 s390_decompose_shift_count to
12192 s390_decompose_addrstyle_without_index and rename
12193 print_shift_count_operand to print_addrstyle_operand troughout the
12195 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12196 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12197 Rename shift_count_or_setmem_operand to setmem_operand.
12198 * config/s390/vx-builtins.md ("vec_insert<mode>")
12199 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12202 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12205 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12206 Handle overlapping retval and newval.
12208 2016-03-10 Nick Clifton <nickc@redhat.com>
12211 * config/aarch64/aarch64.c
12212 (aarch64_override_options_after_change_1): When forcing
12213 flag_omit_frame_pointer to be true, use a special value that can
12214 be detected if this function is called again, thus preventing
12215 flag_omit_leaf_frame_pointer from being forced to be false.
12217 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12219 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12220 Set x_flag_omit_leaf_frame_pointer when handling
12221 -momit-leaf-frame-pointer.
12223 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12226 * cgraph.c (cgraph_node::dump): Dump split_part and
12227 indirect_call_target.
12228 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12229 * ipa.c (has_addr_references_p): Cleanup.
12230 (is_indirect_call_target_p): New.
12231 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12232 called indirectly as local.
12233 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12235 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12238 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12239 on cxa_pure_virtual.
12241 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12244 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12246 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12249 * tree.c (need_assembler_name_p): Only record main variant type names.
12251 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12254 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12255 Always define to 0 or 1.
12256 (TARGET_FIX_ERR_A53_843419): New macro.
12257 * config/aarch64/aarch64-elf-raw.h
12258 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12259 * config/aarch64/aarch64-linux.h: Likewise.
12260 * config/aarch64/aarch64.c
12261 (aarch64_override_options_after_change_1): Do not default
12262 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12264 (aarch64_attributes): Handle fix-cortex-a53-843419.
12265 (aarch64_can_inline_p): Likewise.
12266 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12268 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12269 Jakub Jelinek <jakub@redhat.com>
12271 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12272 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12273 DECL_COMMONS if flag_unconstrained_commons is set.
12274 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12275 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12276 (funconstrained-commons): Document.
12278 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12280 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12281 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12283 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12285 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12286 has a proper number of elements.
12288 2016-03-10 Alan Modra <amodra@gmail.com>
12290 PR rtl-optimization/69195
12291 PR rtl-optimization/47992
12292 * ira.c (recorded_label_ref): Delete.
12293 (update_equiv_regs): Return void.
12294 (indirect_jump_optimize): New function.
12295 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12296 before regstat_compute_ri. Don't rebuild_jump_labels here.
12297 Delete update_regstat.
12299 2016-03-10 Richard Biener <rguenther@suse.de>
12301 PR tree-optimization/70128
12302 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12303 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12305 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12307 PR tree-optimization/70152
12308 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12309 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12312 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12313 instead of gen_sse2_loadlpd.
12314 * config/i386/sse.md (*vec_concatv2df): Rename to...
12315 (vec_concatv2df): ... this.
12317 PR tree-optimization/70127
12318 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12320 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12324 * diagnostic-show-locus.c (compatible_locations_p): New function.
12325 (layout::layout): Sanitize ranges using compatible_locations_p.
12327 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12331 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12332 location_range param with three const expanded_locations * and a
12334 (layout::layout): Replace call to
12335 rich_location::lazily_expand_location with get_expanded_location.
12336 Extract the range and perform location expansion here, passing
12337 the results to the layout_range ctor.
12338 * diagnostic.c (source_range::debug): Delete.
12339 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12340 of rich_location::get_expanded_location.
12341 * gcc-rich-location.c (get_range_for_expr): Delete.
12342 (gcc_rich_location::add_expr): Reimplement to avoid the
12343 rich_location::add_range overload that took a location_range,
12344 passing a location_t instead.
12346 2016-03-09 Richard Biener <rguenther@suse.de>
12347 Jakub Jelinek <jakub@redhat.com>
12349 PR tree-optimization/70138
12350 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12351 Also skip vect_double_reduction_def.
12353 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12356 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12357 if the operand is "m".
12359 2016-03-09 Nathan Sidwell <nathan@acm.org>
12361 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12363 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12365 * config/i386/i386.c (processor_target_table): Fix cost table
12366 intialization order for znver1.
12368 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12370 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12371 - becuase -> because.
12372 * ipa-reference.c (ignore_module_statics): Likewise.
12373 * cgraph.c (cgraph_node::get_body): Likewise.
12374 * ipa-inline.c (early_inliner): Likewise.
12375 * ipa-devirt.c (types_same_for_odr): Likewise.
12376 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12377 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12379 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12381 * tree-ssa-math-opts.c: Fix typo in comment.
12383 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12386 * config/i386/i386.c (scalar_chain::make_vector_copies,
12387 scalar_chain::convert_reg): Call end_sequence in between
12388 get_insns and emit_conversion_insns rather than after both
12391 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12394 * config/i386/i386.h (machine_function): Add
12395 pc_thunk_call_expanded flag.
12396 (ix86_pc_thunk_call_expanded): New define.
12397 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12398 (*set_got): Rename insn pattern from set_got.
12399 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12400 * config/i386/i386.c (ix86_compute_frame_layout): Use
12401 ix86_pc_thunk_call_expanded to prevent red-zone.
12403 2016-03-07 Martin Jambor <mjambor@suse.cz>
12405 * hsa.h (hsa_get_ctor_statements): Declare.
12406 (hsa_get_dtor_statements): Likewise.
12407 (hsa_get_kernel_dispatch_type): Likewise.
12408 * hsa.c (hsa_get_ctor_statements): New function.
12409 (hsa_get_dtor_statements): Likewise.
12410 (hsa_get_kernel_dispatch_type): Likewise.
12411 * hsa-brig.c (hsa_cdtor_statements): Removed.
12412 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12413 hsa_get_dtor_statements.
12414 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12415 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12417 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12419 * config/arm/arm-cores.def (cortex-r8): New.
12420 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12421 * config/arm/arm-tune.md: Likewise.
12422 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12424 2016-03-07 Martin Sebor <msebor@redhat.com>
12426 PR rtl-optimization/19705
12427 * doc/invoke.texi (Options That Control Optimization): Clarify
12428 -fno-branch-count-reg.
12430 2016-02-26 Richard Biener <rguenther@suse.de>
12431 Jeff Law <law@redhat.com>
12433 PR tree-optimization/69740
12434 * cfghooks.c (remove_edge): Request loop fixups if we delete
12435 an edge that might turn an irreducible loop into a natural
12437 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12438 Move after definition of loops_state_clear.
12440 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12442 PR rtl-optimization/69052
12443 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12446 2016-03-07 Tom de Vries <tom@codesourcery.com>
12448 PR tree-optimization/70116
12449 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12450 is_tm_ending stmts and ubsan/asan internal functions.
12451 (find_duplicate): Use it. Don't test is_tm_ending here.
12453 2016-03-07 Richard Biener <rguenther@suse.de>
12455 PR tree-optimization/70115
12456 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12457 (propagate_constants_for_unrolling): Use replace_uses_by.
12459 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12461 PR middle-end/69916
12462 * omp-low.c (struct oacc_loop): Add ifns.
12463 (new_oacc_loop_raw): Initialize it.
12464 (finish_oacc_loop): Clear mask & flags if no ifns.
12465 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12466 (oacc_loop_xform_loop): Add ifns arg & adjust.
12467 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12469 2016-03-07 Richard Henderson <rth@redhat.com>
12472 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12473 (insert_value_copy_on_edge): Likewise.
12475 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12477 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12479 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12482 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12484 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12486 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12488 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12490 Fix sseimul type attribute.
12491 * config/i386/znver1.md
12492 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12493 znver1_sseimul_avx256_load) : Fix the type attribute.
12494 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12495 pipe usage and latency.
12497 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12500 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12501 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12504 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12507 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12509 PR rtl-optimization/69941
12510 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12511 the reg share its mode.
12513 2016-03-04 Jeff Law <law@redhat.com>
12515 PR tree-optimization/69196
12516 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12517 If the both SSA_NAMEs are anonymous, then consider them unassociated
12518 and include the PHI in the statement count.
12520 2016-03-05 Tom de Vries <tom@codesourcery.com>
12522 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12523 construct in oacc routine. Check for oacc region in oacc routine.
12525 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12528 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12529 2016-02-22 changes, instead don't recurse if RECUR is already true.
12530 Don't change *dynamic_check if RECUR. Adjust recursive caller
12531 to pass true to the new argument.
12532 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12535 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12536 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12538 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12540 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12542 PR rtl-optimization/57676
12543 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12544 with flag_checking.
12546 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12548 * tree-vect-patterns.c (search_type_for_mask): Handle
12549 comparison of booleans.
12551 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12553 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12557 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12558 all other ops that have dw_val_class_die_ref operands,
12559 and DW_OP_GNU_entry_value.
12561 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12563 PR rtl-optimization/69904
12564 * config/arm/arm.c (arm_cannot_copy_insn_p):
12565 Return true for load-exclusive instructions.
12567 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12570 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12571 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12572 the pattern no matter if it is used just by non-pattern, pattern
12574 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12575 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12576 oprnd1 def_stmt is in pattern, don't look through it.
12578 2016-03-03 Marek Polacek <polacek@redhat.com>
12580 PR middle-end/70050
12581 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12583 2016-03-03 Martin Liska <mliska@suse.cz>
12585 PR tree-optimization/70043
12586 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12587 previous statement if we see a debug statement.
12589 2016-03-03 Richard Biener <rguenther@suse.de>
12591 PR tree-optimization/55936
12592 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12593 parameter and guard unsafe equivalence use.
12594 (vrp_evaluate_conditional_warnv_with_ops): Always use
12595 safe equivalences but not via the quadratic compare_names
12598 2016-03-03 Michael Collison <michael.collison@linaro.org>
12601 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12602 for operand 1 to s_register_operand. Change predicate for operand
12603 2 to arm_not_immediate_operand.
12605 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12607 * doc/tm.texi: Regenerated.
12609 2016-03-02 Richard Henderson <rth@redhat.com>
12612 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12613 simplification when all args are positive non-fixed registers.
12615 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12617 * target.def (lra_p): Specify that new ports should use LRA.
12619 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12622 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12623 gimplify_type_sizes the type they refer to.
12624 (omp_notice_variable): Handle reference vars to VLAs.
12625 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12626 reference to VLA decls in the second pass instead of first pass.
12628 2016-03-02 Tom de Vries <tom@codesourcery.com>
12630 PR tree-optimization/68659
12631 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12632 new_expr == NULL_TREE.
12633 (get_new_name): Handle ADDR_EXPR.
12635 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12637 PR rtl-optimization/69052
12638 * loop-invariant.c (canonicalize_address): New function.
12639 (inv_can_prop_to_addr_use): Check validity of address expression
12640 which is canonicalized by above function.
12642 2016-03-02 Alan Modra <amodra@gmail.com>
12645 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12648 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12651 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12652 (*movhi_internal): Put mask moves from and to memory separately
12653 from moves from/to GPRs.
12655 2016-03-02 Richard Biener <rguenther@suse.de>
12657 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12658 GENERIC expressions in GIMPLE.
12660 2016-03-02 Richard Biener <rguenther@suse.de>
12662 * config/i386/i386.c (type_natural_mode): Fix typo.
12664 2016-03-02 Nick Clifton <nickc@redhat.com>
12666 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12668 2016-03-02 Richard Biener <rguenther@suse.de>
12669 Uros Bizjak <ubizjak@gmail.com>
12672 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12674 2016-03-02 Richard Biener <rguenther@suse.de>
12676 PR middle-end/67278
12677 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12679 2016-03-02 Marek Polacek <polacek@redhat.com>
12682 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12683 "is promoted to" warning.
12685 2016-03-01 DJ Delorie <dj@redhat.com>
12687 * config.gcc: Deprecate mep-*.
12689 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12691 PR middle-end/70025
12692 * lra-constraints.c (regno_val_use_in): New.
12693 (match_reload): Use it instead of regno_use_in.
12695 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12697 PR rtl-optimization/70007
12698 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12699 references present in REG_EQUAL notes attached to non-SET patterns.
12701 2016-03-01 Jeff Law <law@redhat.com>
12703 PR tree-optimization/69196
12704 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12705 Appropriately clamp the number of statements to copy when the
12706 thread path does not traverse a loop backedge.
12708 PR tree-optimization/69196
12709 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12710 Do count some PHIs in the thread path against the insn count. Decrease
12711 final statement count by one as the control statement in the last
12712 block will get removed. Remove special cased code for handling PHIs
12715 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12718 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12719 asm dialect alternatives to explicit GOTPCREL calls.
12721 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12724 * ira.c (do_reload): Issue warning for generic stack checking here...
12725 * reload1.c (reload): ...instead of here and streamline it.
12727 2016-03-01 Nick Clifton <nickc@redhat.com>
12729 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12731 2016-03-01 Richard Biener <rguenther@suse.de>
12733 PR tree-optimization/69983
12734 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12735 types and fall back to operand_equal_p.
12737 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12740 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12742 * config/s390/constraints.md ("jm8"): New constraint.
12743 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12745 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12747 ("*setmem_long<setmem_and>"): New pattern.
12748 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12750 ("*setmem_long_31z<setmem_and>"): New pattern.
12751 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12752 New substitution rules with the required attributes.
12755 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12758 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12760 * gensupport.c (process_substs_on_one_elem): Split loop to
12761 complete mark_operands_used_in_match_dup on all expressions in the
12763 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12764 and remove function.
12766 2016-03-01 Richard Biener <rguenther@suse.de>
12768 PR middle-end/70022
12769 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12770 vector BIT_FIELD_REF extract.
12772 2016-03-01 Richard Biener <rguenther@suse.de>
12774 PR tree-optimization/69994
12775 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12777 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12779 PR tree-optimization/69956
12780 * tree-vect-stmts.c (supportable_widening_operation): Support
12781 multi-step conversion of boolean vectors.
12782 (supportable_narrowing_operation): Likewise.
12784 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12786 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12789 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12791 * config/s390/subst.md (DSI_VI): New mode iterator.
12792 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12793 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12794 the insn definition.
12795 ("*vec_set<mode>"): Change predicate and add alternative to
12796 support only either register or const_int operands as element
12798 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12800 ("vec_extract<mode>"): New expander.
12801 ("*vec_extract<mode>"): New insn definition supporting reg and
12802 const_int element selectors.
12803 ("*vec_extract<mode>_plus"): New insn definition supporting
12804 reg+const_int element selectors.
12805 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12806 following expander+insn definition.
12807 ("<vec_shifts_name><mode>3"): New expander.
12808 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12810 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12812 * config/s390/s390.md ("*tabort_1"): Change predicate to
12813 nonmemory_operand. Add a second alternative to cover
12814 register as well as const int operands.
12815 ("*tabort_1_plus"): New pattern definition.
12817 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12819 * config/s390/s390.md ("*ashrdi3_cc_31")
12820 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12821 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12822 Merge insn definitions into ...
12823 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12824 New pattern definition.
12825 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12826 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12827 ("*ashr<mode>3_and"): Merge insn definitions into ...
12828 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12829 New pattern definition.
12830 * config/s390/subst.md ("addr_style_op_cc_subst")
12831 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12832 substitutions patterns plus attributes.
12833 Add ashiftrt to SUBST iterator.
12835 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12837 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12838 op2 to nonmemory_operand.
12839 ("*<shift>di3_31", "*<shift>di3_31_and"):
12840 Merge into single pattern definition ...
12841 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12842 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12843 pattern definition ...
12844 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12845 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12848 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12850 * config/s390/predicates.md (const_int_6bitset_operand): New
12852 * config/s390/s390.md: Include subst.md.
12853 ("rotl<mode>3"): New expander.
12854 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12856 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12857 * config/s390/subst.md: New file.
12859 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12861 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12862 Remove RRR type. It doesn't really exist.
12863 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12865 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12866 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12867 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12868 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12869 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12870 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12871 `enabled' attribute.
12873 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12875 * gensupport.c (process_substs_on_one_elem): Split loop to
12876 complete mark_operands_used_in_match_dup on all expressions in the
12878 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12879 and remove function.
12881 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12884 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12885 (CEIL_NWORDS): ...this. Use CEIL macro.
12886 (compute_fp_layout): Adjust to above renaming.
12887 (function_arg_union_value): Likewise.
12888 (sparc_arg_partial_bytes): Likewise.
12889 (sparc_function_arg_advance): Likewise.
12891 2016-02-29 Jeff Law <law@redhat.com>
12893 PR tree-optimization/70005
12894 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12895 where an object with a boolean range is compared against a value
12898 PR tree-optimization/69999
12899 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12900 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12903 2016-02-29 Richard Biener <rguenther@suse.de>
12905 PR tree-optimization/69994
12906 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12907 (get_unary_op): Look through nop conversions.
12908 (ops_equal_values_p): New function, look for equality diregarding
12910 (eliminate_plus_minus_pair): Use ops_equal_values_p
12911 (repropagate_negates): Do not use get_unary_op here.
12913 2016-02-29 Martin Liska <mliska@suse.cz>
12915 * system.h: Poison ENABLE_CHECKING macro.
12917 2016-02-29 Martin Liska <mliska@suse.cz>
12919 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12920 is presented in dump flags.
12921 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12922 (hsa_regalloc): Likewise.
12924 2016-02-19 Richard Biener <rguenther@suse.de>
12926 PR tree-optimization/69980
12927 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12928 permutation of those we need to keep.
12930 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12933 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12934 (NWORDS_UP): ...this
12935 (init_cumulative_args): Minor tweaks.
12936 (sparc_promote_function_mode): Likewise.
12937 (scan_record_type): Delete.
12938 (traverse_record_type): New function template.
12939 (classify_data_t): New structure type.
12940 (classify_registers): New inline function.
12941 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12942 exhausted. Instantiate traverse_record_type on classify_registers and
12943 deal with the case of a structure passed in slot #15 with no FP field
12945 (assign_data_t): New structure type.
12946 (compute_int_layout): New static function.
12947 (compute_fp_layout): Likewise.
12948 (count_registers): New inline function.
12949 (assign_int_registers): New static function.
12950 (assign_fp_registers): Likewise.
12951 (assign_registers): New inline function.
12952 (function_arg_record_value_1): Delete.
12953 (function_arg_record_value_2): Likewise.
12954 (function_arg_record_value_3): Likewise.
12955 (function_arg_record_value): Adjust to above changes. Instantiate
12956 traverse_record_type on count_registers to first count the number of
12957 registers to be used and then on assign_registers to assign them.
12958 (function_arg_union_value): Adjust to above renaming.
12959 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12960 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12961 case of a structure passed in slot #15
12962 (sparc_function_arg_advance): Likewise.
12963 (function_arg_padding): Minor tweak.
12965 2016-02-29 Richard Biener <rguenther@suse.de>
12967 PR tree-optimization/69720
12968 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12969 the adjustment_def path for possibly vectorized defs.
12970 (vect_create_epilog_for_reduction): Handle vectorized initial
12973 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12975 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12977 2016-02-27 Jeff Law <law@redhat.com>
12980 2016-02-26 Richard Biener <rguenther@suse.de>
12981 Jeff Law <law@redhat.com>
12983 PR tree-optimization/69740
12984 * cfghooks.c (remove_edge): Request loop fixups if we delete
12985 an edge that might turn an irreducible loop into a natural
12988 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12990 PR rtl-optimization/69896
12991 * tree-vect-generic.c (get_compute_type): Avoid single element
12994 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12996 Rename the AArch64 tuning option and related functions to enable the
12997 Newton series for the reciprocal square root to reflect its
12998 approximative characteristic.
13000 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
13001 function to "aarch64_emit_approx_rsqrt".
13002 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
13003 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
13004 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
13005 (xgene1_tunings): Likewise.
13006 (use_rsqrt_p): Likewise.
13007 (aarch64_emit_swrsqrt): Use new function name.
13008 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
13009 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
13010 text explaining this option.
13011 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
13013 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13016 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
13017 complain about -mallow-movmisalign without -mvsx if
13018 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
13020 2016-02-26 Joel Sherrill <joel@rtems.org>
13022 * config.gcc: Add x86_64-*-rtems*.
13023 * config/i386/rtems-64.h: New file.
13025 2016-02-26 Joel Sherrill <joel@rtems.org>
13027 * config.gcc: Add aarch64-*-rtems*.
13028 * config/aarch64/rtems.h: New file.
13030 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13033 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13034 shift amount using %h. Add comment.
13036 2016-02-26 Richard Biener <rguenther@suse.de>
13037 Jeff Law <law@redhat.com>
13039 PR tree-optimization/69740
13040 * cfghooks.c (remove_edge): Request loop fixups if we delete
13041 an edge that might turn an irreducible loop into a natural
13044 2016-02-26 Martin Jambor <mjambor@suse.cz>
13046 PR middle-end/69920
13047 * tree-sra.c (sra_modify_assign): Do not remove loads of
13048 uninitialized aggregates to SSA_NAMEs.
13050 2016-02-26 Richard Henderson <rth@redhat.com>
13053 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13054 pseudo in case the target rtx matches the source of the left
13057 2016-02-26 Martin Jambor <mjambor@suse.cz>
13060 * hsa.h (hsa_type_packed_p): Declare.
13061 * hsa.c (hsa_type_packed_p): New function.
13062 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13064 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13065 * hsa-brig.c (emit_basic_insn): Likewise.
13067 2016-02-26 Martin Jambor <mjambor@suse.cz>
13070 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13072 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13074 2016-02-26 Martin Jambor <mjambor@suse.cz>
13076 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13077 hsa_op_with_type operands.
13078 (hsa_unsigned_type_for_type): Declare.
13079 * hsa.c (hsa_unsigned_type_for_type): New function.
13080 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13081 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13082 the finalizer. Do not emit extra move.
13084 2016-02-26 Martin Jambor <mjambor@suse.cz>
13086 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13087 atomic operations in private segment.
13089 2016-02-26 Martin Jambor <mjambor@suse.cz>
13091 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13092 statements to wi->info. Also disallow omp simd constructs.
13093 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13094 for not gridifying. Dump special string for omp_for.
13096 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13099 * config/aarch64/aarch64.c (aarch64_set_current_function):
13100 Save/restore target globals when switching to
13101 target_option_default_node.
13103 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13106 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13107 Return 0 if !SHIFT_COUNT_TRUNCATED.
13109 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13110 Eric Botcazou <ebotcazou@adacore.com>
13112 PR rtl-optimization/69891
13113 * dse.c (scan_insn): If we can't figure out memset arguments
13114 or they are non-constant, call clear_rhs_from_active_local_stores.
13116 2016-02-26 Martin Liska <mliska@suse.cz>
13118 * doc/extend.texi: Mention clog10, clog10f an clog10l
13119 in Builtins section.
13121 2016-02-26 Martin Liska <mliska@suse.cz>
13123 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13125 (resolve_args_picking_1): Likewise.
13126 * dwarf2out.h (struct GTY): Likewise.
13128 2016-02-26 Martin Liska <mliska@suse.cz>
13130 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13131 with flag_checking.
13132 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13134 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13135 Martin Liska <mliska@suse.cz>
13137 * doc/install.texi: Mention --enable-valgrind-annotations.
13139 2016-02-26 Richard Biener <rguenther@suse.de>
13141 PR tree-optimization/69551
13142 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13143 looking through aliases adjust DECL_PT_UID to refer to the
13144 ultimate alias target.
13146 2016-02-25 Martin Liska <mliska@suse.cz>
13148 PR middle-end/69919
13149 * alloc-pool.c (after_memory_report): New variable.
13150 * alloc-pool.h (base_pool_allocator ::release): Do not use
13151 the infrastructure if after_memory_report.
13152 * toplev.c (toplev::main): Mark after memory report.
13154 2016-02-25 Richard Biener <rguenther@suse.de>
13156 PR tree-optimization/48795
13157 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13159 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13162 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13163 offloading is enabled and -fopenacc or -fopenmp is specified.
13164 (CRTOFFLOADEND): Likewise.
13165 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13166 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13167 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13168 (offload_objects_file_name): New static var.
13169 (tool_cleanup): Remove offload_objects_file_name file.
13170 (find_offloadbeginend): Replace with ...
13171 (find_crtoffloadtable): ... this.
13172 (run_gcc): Remove offload_argc and offload_argv.
13173 Get offload_objects_file_name from -foffload-objects=... option.
13174 Read names of object files with offload from this file, pass them to
13175 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13176 don't pass offloadbegin and offloadend to the linker. Don't pass
13177 offload non-LTO files to the linker, because now they're not claimed.
13179 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13182 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13183 on builtin_unreachable.
13185 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13187 PR rtl-optimization/69896
13188 * regcprop.c: Include cfgrtl.h.
13189 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13190 than remembered mode, either delete it (if noop_move_p), or
13191 treat like copy_p but not noop_p instruction.
13193 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13196 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13197 - allow NULL decl for Fortran DW_TAG_common_block variables.
13199 2016-02-24 Jason Merrill <jason@redhat.com>
13201 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13203 2016-02-24 Richard Biener <rguenther@suse.de>
13204 Jakub Jelinek <jakub@redhat.com>
13206 PR middle-end/69760
13207 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13208 conditionally executed ops to well-defined overflow behavior.
13210 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13212 PR middle-end/69915
13213 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13216 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13218 PR rtl-optimization/69886
13219 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13220 argument. Use it when checking validity of set instructions.
13221 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13222 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13224 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13225 * store-motion.c (find_moveable_store): Update
13226 can_assign_to_reg_without_clobbers_p callsite.
13228 2016-02-24 Richard Biener <rguenther@suse.de>
13230 PR middle-end/68963
13231 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13233 (record_nonwrapping_iv): Do not fall back to the low/high bound
13234 for non-constant IV bases if the stmt is not always executed.
13236 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13238 * config/arm/arm-cores.def (cortex-a32): New entry.
13239 * config/arm/arm-tables.opt: Regenerate.
13240 * config/arm/arm-tune.md: Regenerate.
13241 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13242 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13243 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13244 for -mcpu and -mtune.
13246 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13249 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13250 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13251 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13252 (atomic_loaddi_1): Delete.
13253 (atomic_loaddi): Rewrite expander using the above changes.
13255 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13258 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13261 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13262 Richard Biener <rguenth@suse.de>
13264 PR middle-end/69909
13265 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13266 set_mem_attributes if tem is SSA_NAME which got expanded
13269 2016-02-24 Richard Biener <rguenther@suse.de>
13271 PR tree-optimization/69907
13272 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13273 end of permutations for BB vectorization.
13275 2016-02-24 Christian Bruel <christian.bruel@st.com>
13277 * config/arm/arm-c.c (arm_option_override): Initialize
13278 target_option_current_node.
13279 * config/arm/arm.c (arm_pragma_target_parse): Replace
13280 build_target_option_node call by target_option_current_node.
13281 Set target_option_current_node.
13284 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13287 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13288 define_insn_and_split to define_insn.
13289 (zero_extendqi<mode>2_dot2): Same.
13290 (extendqi<mode>2_dot): Same.
13291 (extendqi<mode>2_dot2): Same.
13293 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13295 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13296 and add bypass for AES{D,E} and AESMC pairs.
13297 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13300 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13302 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13303 series for reciprocal square root in Exynos M1.
13305 2016-02-23 Martin Sebor <msebor@redhat.com>
13308 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13309 __builtin_alloca_with_align.
13311 2016-02-23 Richard Henderson <rth@redhat.com>
13313 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13314 (ix86_register_pragmas): Remove __seg_tls.
13315 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13316 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13317 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13318 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13319 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13320 * doc/extend.texi (__seg_tls): Remove item.
13322 2016-02-23 Richard Biener <rguenther@suse.de>
13324 * alloc-pool.h (struct allocation_object): Make id member
13325 conditional on CHECKING_P again.
13326 (get_instance): Adjust.
13327 (base_pool_allocator): Likewise.
13329 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13331 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13332 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13334 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13336 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13338 2016-02-23 Richard Biener <rguenther@suse.de>
13340 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13341 * bitmap.h (struct bitmap_usage): Likewise.
13342 (bitmap_move): Declare.
13343 * bitmap.c (register_overhead): Take size_t argument.
13344 (bitmap_move): New function.
13345 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13346 to properly account overhead.
13347 * tree.c (free_node): Use tree_size.
13349 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13352 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13353 when inverting comparison.
13356 * common.opt (Wunreachable-code): Add Warning flag.
13358 2016-02-23 Mark Wielaard <mjw@redhat.com>
13359 Jakub Jelinek <jakub@redhat.com>
13362 * cgraphunit.c (check_global_declaration): Check main_input_filename
13363 and DECL_SOURCE_FILE are not NULL.
13365 2016-02-23 Martin Jambor <mjambor@suse.cz>
13367 PR tree-optimization/69666
13368 * tree-sra.c (sra_modify_assign): Do not attempt to create
13369 default_def replacements for unscalarizable regions.
13371 2016-02-20 Mark Wielaard <mjw@redhat.com>
13374 * cgraphunit.c (check_global_declaration): Check level of
13375 warn_unused_const_variable and main_input_filename.
13376 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13377 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13378 (-Wunused-const-variable): Explain levels 1 and 2.
13380 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13383 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13384 identical arguments. Formatting and spelling fixes.
13387 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13392 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13393 and m68k-devices.def.
13394 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13395 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13397 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13399 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13400 and HImode registers.
13402 2016-02-22 Richard Biener <rguenther@suse.de>
13404 PR tree-optimization/69882
13405 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13406 preserve permutations present because of gaps.
13407 (vect_supported_load_permutation_p): Always continue checking
13408 permutations after vect_attempt_slp_rearrange_stmts.
13410 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13412 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13413 min_profitable_estimate, rather than min_profitable_iters.
13415 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13418 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13419 SImode for last match_operand.
13421 2016-02-22 Martin Liska <mliska@suse.cz>
13423 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13424 return bitsize - 1 as the return value.
13426 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13430 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13431 Handle negative shift counts.
13432 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13433 force_reg on the shift constant.
13434 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13435 (lshrsi3_d): Handle negative shift counts.
13437 2016-02-22 Richard Biener <rguenther@suse.de>
13438 Tom de Vries <tom@codesourcery.com>
13440 * graph.c: Include dumpfile.h.
13441 (print_graph_cfg): Split into three overloads.
13442 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13444 2016-02-22 Tom de Vries <tom@codesourcery.com>
13446 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13449 2016-02-22 Richard Biener <rguenther@suse.de>
13452 * ipa-inline-transform.c (inline_call): When not updating
13453 overall summaries adjust self size by the growth estimate.
13454 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13455 hash-set, do not update overall summaries here. Renamed from ...
13456 (inline_to_all_callers): ... this which is now wrapping the
13457 above and performing delayed overall summary update.
13458 (early_inline_small_functions): Delay updating of the overall
13461 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13463 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13466 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13469 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13470 :%* in %:gt() argument.
13471 (greater_than_spec_func): Adjust for expecting only numbers,
13472 if there are more than two numbers, compare the last two.
13474 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13476 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13477 -Wnarrowing with -std.
13479 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13482 * expr.c (store_field): Don't use bit-field path if exp is
13483 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13484 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13485 and the assignment can be performed by bitwise copy. Formatting
13488 PR middle-end/69838
13489 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13490 call copy_reg_eh_region_note_forward on before and/or after sequences
13491 and remove note from insn if it no longer can throw.
13494 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13495 if TARGET_AVX512BW.
13497 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13499 * config/s390/vector.md: Add missing commutative operand markers
13500 to the patterns which qualify for one.
13501 * config/s390/vx-builtins.md: Likewise.
13503 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13505 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13506 types to mode iterators.
13507 (vec_double): ... and mode attribute.
13508 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13510 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13512 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13513 Change the predicate of op2 from nonimmediate to general and let
13514 reload fix it if necessary.
13516 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13518 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13520 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13522 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13525 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13527 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13528 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13529 * config/s390/s390.md ("movstr<P:mode>"): Call
13530 s390_expand_vec_movstr.
13532 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13534 * config/s390/s390.md: Add missing output modifier for operand 1
13535 to print it as address properly.
13537 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13539 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13540 * config/s390/2964.md: New file.
13541 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13542 of insn grouping attributes depending on the CPU level.
13543 (s390_get_unit_mask): New function.
13544 (s390_sched_score): Remove the OOO from the scheduling macros.
13545 Add loop to calculate a score for the instruction mix.
13546 (s390_sched_reorder): Likewise plus improve debug output.
13547 (s390_sched_variable_issue): Rename macros as above. Calculate
13548 the unit distances after actually scheduling an insn. Improve
13550 (s390_sched_init): Clear last_scheduled_unit_distance array.
13551 * config/s390/s390.md: Include 2964.md.
13553 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13556 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13557 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13558 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13559 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13560 *avx512f_<code>v8div16qi2_mask_1): New insns.
13562 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13565 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13568 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13569 earlyclobber from target. Use wF constraint for fused memory
13571 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13573 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13574 Martin Liska <mliska@suse.cz>
13577 * cfgexpand.c (asan_sanitize_stack_p): New function.
13578 (partition_stack_vars): Use the function.
13579 (expand_stack_vars): Likewise.
13580 (defer_stack_allocation): Likewise.
13581 (expand_used_vars): Likewise.
13583 2016-02-18 Richard Biener <rguenther@suse.de>
13585 PR middle-end/69553
13586 * fold-const.c (operand_equal_p): Properly compare offsets for
13587 IMAGPART_EXPR and ARRAY_REF.
13589 2016-02-18 Nick Clifton <nickc@redhat.com>
13593 * config/arm/arm.c (arm_option_override_internal): Disable
13594 interworking if the target does not support thumb instructions.
13595 (arm_reload_in_hi): Handle the case where a register to register
13596 move needs reloading because there is no simple pattern to handle
13598 (arm_reload_out_hi): Likewise.
13600 2016-02-18 Richard Biener <rguenther@suse.de>
13602 PR middle-end/69854
13603 * match.pd: Don't use fold_binary or fold_unary for folding
13606 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13609 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13610 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13611 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13612 warn on gimple_no_warning_p statements.
13614 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13616 * doc/extend.texi (C++ Attributes): Correct description of
13617 warn_unused type attribute.
13619 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13621 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13622 correct instruction.
13624 2016-02-17 Richard Biener <rguenther@suse.de>
13626 PR rtl-optimization/69609
13627 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13628 (find_traces_1_round): When ending a trace update cached priority
13630 (bb_to_key): Use cached priority when available.
13631 (copy_bb): Initialize cached priority.
13632 (reorder_basic_blocks_software_trace_cache): Likewise.
13634 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13637 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13639 (aarch64_comparison_operator): Break overly long line into two.
13640 (aarch64_comparison_operation): Likewise.
13641 * config/aarch64/aarch64.md (cstorecc4): Use
13642 aarch64_comparison_operator_mode instead of
13643 aarch64_comparison_operator.
13644 (cstore<mode>4): Likewise.
13645 (aarch64_cstore<mode>): Likewise.
13646 (*cstoresi_insn_uxtw): Likewise.
13647 (cstore<mode>_neg): Likewise.
13648 (*cstoresi_neg_uxtw): Likewise.
13650 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13653 * config/arm/predicates.md (arm_comparison_operator_mode):
13655 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13656 instead of arm_comparison_operator.
13657 (*mov_negscc): Likewise.
13658 (*mov_notscc): Likewise.
13659 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13660 (*thumb2_mov_negscc): Likewise.
13661 (*thumb2_mov_negscc_strict_it): Likewise.
13662 (*thumb2_mov_notscc): Likewise.
13663 (*thumb2_mov_notscc_strict_it): Likewise.
13665 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13667 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13668 Add missing return.
13670 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13672 * config/visium/visium.c (machine_libfunc_index): New enum.
13673 (machine_libfuncs): New structure.
13674 (visium_libfuncs): New static variable.
13675 (TARGET_INIT_LIBFUNCS): Define to...
13676 (visium_init_libfuncs): ...this. New function.
13677 (expand_block_move_4): Use the appropriate libfunc.
13678 (expand_block_move_2): Likewise.
13679 (expand_block_move_1): Likewise.
13680 (expand_block_set_4): Likewise.
13681 (expand_block_set_2): Likewise.
13682 (expand_block_set_1): Likewise.
13683 (visium_trampoline_init): Likewise.
13685 2016-02-17 Nick Clifton <nickc@redhat.com>
13687 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13688 TI's devices.csv file as of March 2016.
13690 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13693 * opts-global.c (handle_common_deferred_options): Introduce and
13694 initialize two global variables to remember command-line options
13695 specifying a stack-limiting register.
13696 * opts.h: Add extern declarations of the two new global variables.
13697 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13698 variable based on the values of the two new global variables.
13700 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13703 * common.opt (Wnonnull-compare): New warning.
13704 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13705 of arguments against NULL.
13706 (-Wnonnull-compare): Document.
13707 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13708 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13709 * passes.def (pass_warn_nonnull_compare): Add.
13710 * gimple-ssa-nonnull-compare.c: New file.
13712 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13714 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13715 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13717 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13719 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13720 reciprocal sqrt for -mlow-precision-recip-sqrt.
13722 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13723 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13725 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13726 always use lane loads to construct non-constant vectors.
13728 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13730 * config/aarch64/aarch64.md
13731 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13732 constraints for operand 3.
13733 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13735 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13736 Richard Biener <rguenther@suse.de>
13738 PR tree-optimization/69820
13739 * tree-vect-patterns.c (type_conversion_p): Return false if
13740 *orig_type is unsigned single precision or boolean.
13741 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13744 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13746 PR rtl-optimization/69764
13747 PR rtl-optimization/69771
13748 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13749 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13751 2016-02-16 Richard Biener <rguenther@suse.de>
13753 PR tree-optimization/69776
13754 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13756 (indirect_refs_may_alias_p): Likewise.
13757 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13758 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13759 according to tbaa_p.
13760 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13761 (optimize_stmt): For redundant store discovery do not allow tbaa.
13763 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13765 PR tree-optimization/69714
13766 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13767 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13769 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13771 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13772 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13773 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13774 * config/arc/arc.c (arc_init): Check FPU options.
13775 (get_arc_condition_code): Handle new CC_FPU* modes.
13776 (arc_select_cc_mode): Likewise.
13777 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13778 register pair only. Allow access for ARCv2 accumulator.
13779 (gen_compare_reg): Whenever we have FPU support use FPU compare
13781 (arc_reorg): Don't generate brcc insns when FPU compare
13782 instructions are involved.
13783 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13784 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13785 floating point emulation.
13786 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13787 (REVERSE_CONDITION): Add new CC_FPU* modes.
13788 (TARGET_FP_SP_BASE): Define.
13789 (TARGET_FP_DP_BASE): Likewise.
13790 (TARGET_FP_SP_FUSED): Likewise.
13791 (TARGET_FP_DP_FUSED): Likewise.
13792 (TARGET_FP_SP_CONV): Likewise.
13793 (TARGET_FP_DP_CONV): Likewise.
13794 (TARGET_FP_SP_SQRT): Likewise.
13795 (TARGET_FP_DP_SQRT): Likewise.
13796 (TARGET_FP_DP_AX): Likewise.
13797 * config/arc/arc.md (ARCV2_ACC): New constant.
13798 (type): New fpu type attribute.
13799 (SDF): Conditional iterator.
13800 (cstore<mode>, cbranch<mode>): Change expand condition.
13801 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13802 handles FPU/FPX cases as well.
13803 * config/arc/arc.opt (mfpu): New option.
13804 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13806 (adddf3, muldf3, subdf3): Removed.
13807 * config/arc/predicates.md (proper_comparison_operator): Recognize
13809 * config/arc/fpu.md: New file.
13810 * doc/invoke.texi (ARC Options): Document mfpu option.
13812 2016-02-16 Richard Biener <rguenther@suse.de>
13814 PR rtl-optimization/69291
13815 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13816 noce_operand_ok check.
13818 2016-02-16 Tom de Vries <tom@codesourcery.com>
13821 * omp-low.c (simd_clone_create): Remove call to
13822 symtab->call_cgraph_insertion_hooks.
13824 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13826 PR tree-optimization/69802
13827 * tree-ssa-reassoc.c (update_range_test): If op is
13828 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13829 op == 1 test of precision 1 integral op, otherwise handle
13830 that case as op itself. Fix up formatting.
13831 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13834 2016-02-16 Richard Biener <rguenther@suse.de>
13836 PR tree-optimization/69586
13837 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13838 types for conversion sources.
13840 2016-02-16 Richard Biener <rguenther@suse.de>
13842 PR middle-end/69801
13843 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13844 mask OEP_ADDRESS_OF.
13846 2016-02-16 Alan Modra <amodra@gmail.com>
13849 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13850 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13851 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13853 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13854 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13855 (p8_fmrgow_<mode>): Likewise.
13856 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13858 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13859 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13860 to use movdi_internal64. Remove op0_di.
13861 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13863 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13865 Add support for the FCCMP insn types
13867 * config/aarch64/aarch64.md (fccmp): Change insn type.
13868 (fccmpe): Likewise.
13869 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13870 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13871 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13872 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13873 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13874 * config/arm/types.md (fccmps): Add new insn type.
13875 (fccmpd): Likewise.
13877 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13879 * alias.c (get_alias_set): Fix a typo in comment.
13881 2016-02-15 Richard Biener <rguenther@suse.de>
13883 PR tree-optimization/69595
13884 * match.pd: Complete range test simplification to true.
13886 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13888 PR rtl-optimization/69648
13889 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13890 pic_offset_table_rtx.
13892 PR rtl-optimization/69752
13893 * ira.c (update_equiv_regs): When looking for more than a single SET,
13894 also take other side effects into account.
13896 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13898 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13899 for z900+ CPUs in 31-bit mode.
13901 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13903 * common/config/s390/s390-common.c (s390_supports_split_stack):
13905 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13906 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13907 * config/s390/s390.c (struct machine_function): New field
13908 split_stack_varargs_pointer.
13909 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13910 in s390_emit_prologue.
13911 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13913 (morestack_ref): New global.
13914 (SPLIT_STACK_AVAILABLE): New macro.
13915 (s390_expand_split_stack_prologue): New function.
13916 (s390_live_on_entry): New function.
13917 (s390_va_start): Use split-stack vararg pointer if appropriate.
13918 (s390_asm_file_end): Emit the split-stack note sections.
13919 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13920 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13921 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13922 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13923 (split_stack_prologue): New expand.
13924 (split_stack_space_check): New expand.
13925 (split_stack_data): New insn.
13926 (split_stack_call): New expand.
13927 (split_stack_call_*): New insn.
13928 (split_stack_cond_call): New expand.
13929 (split_stack_cond_call_*): New insn.
13931 2016-02-15 Richard Biener <rguenther@suse.de>
13933 PR tree-optimization/69783
13934 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13935 Add trivially correct cases.
13937 2016-02-15 Tom de Vries <tom@codesourcery.com>
13940 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13942 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13944 2016-02-15 Richard Biener <rguenther@suse.de>
13946 PR tree-optimization/69776
13947 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13948 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13949 indicate whether we can use TBAA to disambiguate against stores.
13950 Use alias-set zero if not.
13951 (visit_reference_op_store): Do not use TBAA when looking up
13953 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13954 (eliminate_dom_walker::before_dom_children): But not when looking
13955 up redundant stores.
13957 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13959 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13961 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13963 * config/i386/znver1.md
13964 (znver1_pop, znver1_pop_mem,
13965 znver1_load_imov_double_store,
13966 znver1_load_imov_direct_store,
13967 znver1_load_imov_direct_load,
13968 znver1_load_imov_double_load): Add new.
13969 (znver1_insn, znver1_insn_load): Add icmov type.
13970 (znver1_sseavx_fma,
13971 znver1_sseavx_fma_load,
13973 znver1_avx256_fma_load): Fix pipe usage.
13975 2016-02-14 Alan Modra <amodra@gmail.com>
13978 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13979 with an invalid hard reg, reload just the reg not the entire
13980 pre/post-inc/dec address expression.
13982 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13985 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13986 fixed R1_REG scratch reg.
13987 (sibcall_value_pcrel_fdpic): Likewise.
13989 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13993 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13995 2016-02-12 Walter Lee <walt@tilera.com>
13997 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13998 * config/tilegx/t-tilegx: Likewise.
14000 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14003 * diagnostic-show-locus.c (struct line_span): New struct.
14004 (layout::get_first_line): Delete.
14005 (layout::get_last_line): Delete.
14006 (layout::get_num_line_spans): New member function.
14007 (layout::get_line_span): Likewise.
14008 (layout::print_heading_for_line_span_index_p): Likewise.
14009 (layout::get_expanded_location): Likewise.
14010 (layout::calculate_line_spans): Likewise.
14011 (layout::m_first_line): Delete.
14012 (layout::m_last_line): Delete.
14013 (layout::m_line_spans): New field.
14014 (layout::layout): Update comment. Replace m_first_line and
14015 m_last_line with m_line_spans, replacing their initialization
14016 with a call to calculate_line_spans.
14017 (diagnostic_show_locus): When printing source lines and
14018 annotations, rather than looping over a single span
14019 of lines, instead loop over each line_span within
14020 the layout, with an inner loop over the lines within them.
14021 Call the context's start_span callback when changing line spans.
14022 * diagnostic.c (diagnostic_initialize): Initialize start_span.
14023 (diagnostic_build_prefix): Break out the building of the location
14024 part of the string into...
14025 (diagnostic_get_location_text): ...this new function, rewriting
14026 it from nested ternary expressions to a sequence of "if"
14028 (default_diagnostic_start_span_fn): New function.
14029 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14030 (diagnostic_context::start_span): New field.
14031 (default_diagnostic_start_span_fn): New prototype.
14033 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14036 * gcc.c (driver::finalize): Fix cleanup of "specs".
14038 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14042 * gcc.c (driver::driver): Initialize m_option_suggestions.
14043 (driver::~driver): Clean up m_option_suggestions.
14044 (suggest_option): Convert to...
14045 (driver::suggest_option): ...this, and split out into
14046 driver::build_option_suggestions and find_closest_string.
14047 (driver::build_option_suggestions): New function, from
14048 first half of suggest_option. Special-case
14049 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14050 the sanitizer_opts array. For options of enum types, add the
14051 various enum values to the candidate strings.
14052 (driver::handle_unrecognized_options): Remove "const".
14053 * gcc.h (driver::handle_unrecognized_options): Likewise.
14054 (driver::build_option_suggestions): New decl.
14055 (driver::suggest_option): New decl.
14056 (driver::m_option_suggestions): New field.
14057 * opts-common.c (add_misspelling_candidates): New function.
14058 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14059 and make non-static.
14060 * opts.h (sanitizer_opts): New array decl.
14061 (add_misspelling_candidates): New function decl.
14062 * spellcheck.c (find_closest_string): New function.
14063 * spellcheck.h (find_closest_string): New function decl.
14065 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14067 PR rtl-optimization/69764
14068 PR rtl-optimization/69771
14069 * optabs.c (expand_binop_directly): For shift_optab_p, force
14070 convert_modes with VOIDmode if xop1 has VOIDmode.
14072 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14075 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14076 to correctly determine instrumentation thunks.
14078 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14081 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14082 type by reference, force lhs on the call.
14085 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14086 Compute retval and retbnd early in all cases if split_part_return_p
14087 and return_bb is not EXIT. Remove all clobber stmts and reset
14088 all debug stmts that refer to SSA_NAMEs defined in split part,
14089 except if it is retval, in that case replace the old retval with the
14090 lhs of the call to the split part.
14092 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14095 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14097 PR middle-end/66726
14098 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14099 whose result is used in PHI.
14100 (maybe_optimize_range_tests): Likewise.
14101 (final_range_test_p): Likweise.
14103 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14105 PR middle-end/66726
14106 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14107 whose result is used in PHI.
14108 (maybe_optimize_range_tests): Likewise.
14109 (final_range_test_p): Likweise.
14111 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14113 * cgraph.c: Spelling fixes - behaviour -> behavior and
14114 neighbour -> neighbor.
14115 * target.def: Likewise.
14116 * sel-sched.c: Likewise.
14117 * config/mips/mips.c: Likewise.
14118 * config/arc/arc.md: Likewise.
14119 * config/arm/cortex-a57.md: Likewise.
14120 * config/arm/arm.c: Likewise.
14121 * config/arm/neon.md: Likewise.
14122 * config/arm/arm-c.c: Likewise.
14123 * config/vms/vms-c.c: Likewise.
14124 * config/s390/s390.c: Likewise.
14125 * config/i386/znver1.md: Likewise.
14126 * config/i386/i386.c: Likewise.
14127 * config/ia64/hpux-unix2003.h: Likewise.
14128 * config/msp430/msp430.md: Likewise.
14129 * config/rx/rx.c: Likewise.
14130 * config/rx/rx.md: Likewise.
14131 * config/aarch64/aarch64-simd.md: Likewise.
14132 * config/aarch64/aarch64.c: Likewise.
14133 * config/nvptx/nvptx.c: Likewise.
14134 * config/bfin/bfin.c: Likewise.
14135 * config/cris/cris.opt: Likewise.
14136 * config/rs6000/rs6000.c: Likewise.
14137 * target.h: Likewise.
14138 * spellcheck.c: Likewise.
14139 * ira-build.c: Likewise.
14140 * tree-inline.c: Likewise.
14141 * builtins.c: Likewise.
14142 * lra-constraints.c: Likewise.
14143 * explow.c: Likewise.
14144 * hwint.h: Likewise.
14145 * targhooks.c: Likewise.
14146 * tree-vect-data-refs.c: Likewise.
14147 * expr.c: Likewise.
14148 * doc/tm.texi: Likewise.
14149 * doc/extend.texi: Likewise.
14150 * doc/install.texi: Likewise.
14151 * doc/md.texi: Likewise.
14152 * tree-ssa-tail-merge.c: Likewise.
14153 * sched-int.h: Likewise.
14154 * match.pd: Likewise.
14155 * sched-ebb.c: Likewise.
14156 * target.def (omit_struct_return_reg): Likewise.
14157 * gimple-ssa-isolate-paths.c: Likewise.
14158 (find_implicit_erroneous_behaviour): Renamed to...
14159 (find_implicit_erroneous_behavior): ... this.
14160 (find_explicit_erroneous_behaviour): Renamed to...
14161 (find_explicit_erroneous_behavior): ... this.
14162 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14164 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14166 PR rtl-optimization/64682
14167 PR rtl-optimization/69567
14168 PR rtl-optimization/69737
14169 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14170 in I2 as well, just lose it.
14172 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14174 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14176 (aarch64_last_printed_tune_string): Likewise.
14177 (aarch64_declare_function_name): Only output .arch assembler
14178 directive if it will be different from the previously output
14179 directive. Same for .tune comment but only if -dA is set.
14180 (aarch64_start_file): New function.
14181 (TARGET_ASM_FILE_START): Define.
14183 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14186 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14188 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14191 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14192 -Wmaybe-uninitialized warning.
14194 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14197 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14199 2016-02-11 Richard Biener <rguenther@suse.de>
14201 PR rtl-optimization/69291
14202 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14203 subexpressions affected by changing the result.
14205 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14208 * lra-constraints.c (curr_insn_transform): Find in/out operands
14209 for secondary memory moves. Update dups.
14211 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14213 PR tree-optimization/69652
14214 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14215 to nested loop, did source re-formatting, skip debug statements,
14216 add check on statement with volatile operand, remove dead scalar
14219 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14220 Patrick Palka <ppalka@gcc.gnu.org>
14224 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14225 calls if the return type is TREE_ADDRESSABLE.
14226 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14227 * ipa-split.c (split_function): Fix doubled "we" in comment.
14228 Use void return type for the split part even if
14229 !split_point->split_part_set_retval.
14231 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14233 PR tree-optimization/68021
14234 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14235 when computing the value of biv cand by itself.
14237 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14239 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14240 (cortexa57_tunings): Likewise.
14241 (cortexa72_tunings): Likewise.
14242 (arch_macro_fusion_pair_p): Add support for AES fusion.
14243 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14244 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14245 Allow virtual registers before reload so early scheduling works.
14246 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14247 correct latency and pipeline.
14248 (cortex_a57_crypto_complex): Likewise.
14249 (cortex_a57_crypto_xor): Likewise.
14250 (define_bypass): Add AES bypass.
14252 2016-02-10 Richard Biener <rguenther@suse.de>
14254 PR tree-optimization/69726
14255 * passes.def: Add DCE pass before late uninit.
14256 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14257 really fixup if-conversions job.
14259 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14261 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14262 (arm_cortex_a57_tune): Likewise.
14263 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14264 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14266 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14268 * timevar.def (TV_PHASE_DBGINFO): Delete.
14269 (TV_PHASE_CHECK_DBGINFO): Likewise.
14270 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14272 2016-02-10 Richard Biener <rguenther@suse.de>
14274 PR tree-optimization/69719
14275 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14276 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14278 2016-02-09 Andrew Pinski <apinski@cavium.com>
14281 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14282 get_vcond_mask_icode returns false.
14284 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14287 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14288 an ADDIS that adds a pointer to a large constant that sets the
14289 upper16 bits with a load operation.
14291 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14294 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14296 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14298 (vzipq_s16): Likewise.
14299 (vzipq_s32): Likewise.
14300 (vzipq_f32): Likewise.
14301 (vzipq_u8): Likewise.
14302 (vzipq_u16): Likewise.
14303 (vzipq_u32): Likewise.
14304 (vzipq_p8): Likewise.
14305 (vzipq_p16): Likewise.
14307 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14310 * config/arm/arm.c (neon_endian_lane_map): New function.
14311 (neon_vector_pair_endian_lane_map): New function.
14312 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14313 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14315 (vuzpq_s16): Likewise.
14316 (vuzpq_s32): Likewise.
14317 (vuzpq_f32): Likewise.
14318 (vuzpq_u8): Likewise.
14319 (vuzpq_u16): Likewise.
14320 (vuzpq_u32): Likewise.
14321 (vuzpq_p8): Likewise.
14322 (vuzpq_p16): Likewise.
14324 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14327 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14330 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14332 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14333 truncate const_int operand 1 to QImode.
14335 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14337 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14338 corresponding to an abnormal edge.
14340 2016-02-09 Tom de Vries <tom@codesourcery.com>
14342 PR tree-optimization/69599
14343 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14345 (find_func_aliases_for_builtin_call, find_func_clobbers)
14346 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14349 2016-02-09 Richard Biener <rguenther@suse.de>
14351 PR tree-optimization/69715
14352 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14353 LHS on calls as non-rewritable.
14355 2016-02-09 Tom de Vries <tom@codesourcery.com>
14358 * lto-wrapper.c (append_diag_options): New function.
14359 (compile_offload_image): Call append_diag_options.
14361 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14364 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14365 Minor copy-edit to fix verb tenses.
14367 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14369 PR tree-optimization/69209
14370 * ipa-split.c (split_function): If split part is not
14371 returning retval, retval has gimple type but is not
14372 gimple value, force it into a SSA_NAME first.
14374 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14376 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14379 2016-02-08 Jason Merrill <jason@redhat.com>
14382 * convert.c (convert_to_integer_1): Check dofold on truncation
14384 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14385 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14386 Rename from *_nofold.
14387 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14388 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14390 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14393 * tree.c (build_common_tree_nodes): Remove short_double argument.
14394 All callers changed.
14395 * tree.h (build_common_tree_nodes): Adjust declaration.
14396 * doc/invoke.texi (-fshort-double): Remove documentation.
14397 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14398 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14399 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14400 (append_linker_options): Don't handle OPT_fshort_double.
14402 PR rtl-optimization/68730
14403 * lra-remat.c (insn_to_cand_activation): New static variable.
14404 (lra_remat): Allocate and free it.
14405 (create_cand): New arg activation. Initialize a field in
14406 insn_to_cand_activation if it is nonnull.
14407 (create_cands): Pass the activation insn to create_cand when making
14408 a candidate involving an output reload. Reorganize code a little.
14409 (do_remat): Keep track of active status of candidates in a separate
14412 2016-02-08 Richard Biener <rguenther@suse.de>
14414 PR tree-optimization/69719
14415 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14416 Properly use absolute of the difference of the two offsets to
14417 compare or adjust the segment length.
14419 2016-02-08 Richard Biener <rguenther@suse.de>
14420 Jeff Law <law@redhat.com>
14423 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14424 types for anonymous SSA names.
14426 2016-02-08 Richard Biener <rguenther@suse.de>
14428 PR rtl-optimization/69274
14429 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14431 2016-02-08 Jeff Law <law@redhat.com>
14433 PR tree-optimization/65917
14434 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14435 equivalences from if (x == y) style conditionals.
14436 (loop_depth_of_name): Remove.
14437 (record_equality): Remove loop depth check.
14438 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14439 (const_and_copies::record_const_or_copy_raw): New member function.
14440 * tree-ssa-scopedtables.c
14441 (const_and_copies::record_const_or_copy_raw): New, factored out of
14442 (const_and_copies::record_const_or_copy): Call new member function.
14444 2016-02-05 Jeff Law <law@redhat.com>
14446 PR tree-optimization/68541
14447 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14448 (count_stmts_in_block): New function.
14449 (poor_ifcvt_candidate_code): Likewise.
14450 (is_feasible_trace): Add some heuristics to determine when path
14451 splitting is profitable.
14452 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14453 is a diamond with a single exit.
14455 2016-02-05 Martin Sebor <msebor@redhat.com>
14458 * doc/invoke.texi: Update -Wplacement-new to take an optional
14461 2016-02-06 Richard Henderson <rth@redhat.com>
14464 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14465 out of non-standard address spaces.
14467 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14469 PR rtl-optimization/69691
14470 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14472 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14474 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14475 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14476 (*ieee128_mfvsrd_64bit): Likewise.
14477 (*ieee128_mfvsrd_32bit): Likewise.
14479 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14483 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14485 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14486 instrumented_version.
14488 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14490 * doc/invoke.texi (Optimize Options): In table of --param options
14491 rename second occurrence of tracer-min-branch-ratio to
14492 tracer-min-branch-probability, rename
14493 tracer-min-branch-ratio-feedback to
14494 tracer-min-branch-probability-feedback and clarify description,
14495 rename sched-spec-state-edge-prob-cutoff to
14496 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14497 to selsched-insns-to-rename, rename lto-minpartition to
14498 lto-min-partition, delete reorder-blocks-duplicate and
14499 reorder-blocks-duplicate-feedback.
14501 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14503 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14506 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14508 * doc/extend.texi: S/390: Correct some typos.
14510 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14512 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14514 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14517 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14518 (s390_register_info_gprtofpr): Use new macros above.
14519 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14521 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14522 its name. Adjust restore and save gpr ranges.
14523 (s390_register_info_set_ranges): New function.
14524 (s390_register_info): Use new macros above. Call
14525 s390_register_info_set_ranges.
14526 (s390_optimize_register_info): Likewise.
14527 (s390_hard_regno_rename_ok): Use new macros.
14528 (s390_hard_regno_scratch_ok): Likewise.
14529 (s390_emit_epilogue): Likewise.
14530 (s390_can_use_return_insn): Likewise.
14531 (s390_optimize_prologue): Likewise.
14532 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14534 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14537 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14539 (ix86_option_override_internal): Disable TARGET_STV even for
14540 -m{incoming,preferred}-stack-boundary=3.
14542 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14544 * config.gcc: Mark deprecated rtems targets as obsolete.
14546 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14548 PR rtl-optimization/64682
14549 PR rtl-optimization/69567
14550 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14551 before I2 only if the register is both used and set in I2.
14553 2016-02-04 DJ Delorie <dj@redhat.com>
14555 * config/msp430/msp430.c (msp430_start_function): Add function type.
14557 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14560 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14562 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14564 PR rtl-optimization/69577
14566 2015-10-29 Richard Henderson <rth@redhat.com>
14570 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14571 sse check to the exact conditions of PR 67609.
14573 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14576 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14577 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14578 not allowed into the traditional Altivec registers.
14579 (movtd_64bit_nodm): Likewise.
14580 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14582 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14584 * config/aarch64/cortex-a57-fma-steering.c
14585 (aarch64_register_fma_steering): Remove "static" from arguments
14588 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14591 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14592 twice when complex.
14594 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14596 * doc/invoke.texi: Delete -mno-fma4.
14598 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14600 PR rtl-optimization/69577
14601 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14602 (find_subregs_of_mode): Update accordingly. Iterate over partial
14605 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14607 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14608 * config/arm/arm.c (neon_reinterpret): Remove.
14609 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14610 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14611 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14612 vreinterpretti): Remove.
14613 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14614 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14615 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14616 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14617 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14618 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14619 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14620 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14621 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14622 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14623 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14624 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14625 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14626 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14627 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14628 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14629 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14630 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14631 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14632 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14633 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14634 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14635 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14636 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14637 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14638 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14639 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14640 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14641 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14642 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14643 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14644 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14645 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14646 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14647 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14648 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14649 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14650 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14651 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14652 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14653 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14654 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14655 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14656 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14657 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14658 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14659 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14660 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14661 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14662 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14663 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14664 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14665 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14666 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14667 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14668 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14669 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14670 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14671 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14672 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14673 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14674 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14675 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14676 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14677 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14678 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14679 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14680 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14681 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14682 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14683 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14684 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14685 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14686 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14687 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14688 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14689 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14690 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14691 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14692 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14693 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14694 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14695 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14696 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14697 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14698 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14699 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14700 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14701 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14702 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14703 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14704 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14705 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14706 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14707 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14708 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14709 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14710 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14711 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14712 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14713 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14714 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14715 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14717 2016-02-04 Martin Liska <mliska@suse.cz>
14720 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14721 that are gimple_store_p.
14722 (maybe_instrument_call): Likewise.
14724 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14726 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14727 register scaling out of memory reference and comment why.
14729 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14733 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14734 folding the source of a SET.
14736 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14740 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14741 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14743 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14747 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14750 2016-02-04 Christian Bruel <christian.bruel@st.com>
14752 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14753 * config/arm/arm.c (arm_set_current_function): Likewise.
14755 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14756 Ilya Enkovich <enkovich.gnu@gmail.com>
14757 H.J. Lu <hongjiu.lu@intel.com>
14760 * config/i386/i386.c (convert_scalars_to_vector): Remove
14761 stack alignment fixes.
14762 (ix86_option_override_internal): Disable TARGET_STV if stack
14763 might not be aligned enough.
14764 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14766 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14768 * config/i386/x86-tune.def: Disable default prefetching
14771 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14772 Vladimir Makarov <vmakarov@redhat.com>
14775 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14776 in validating fused toc addresses.
14778 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14781 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14782 range->m_caret fields if range->m_show_caret_p is false.
14785 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14786 Force oldval into register if it does not satisfy reg_or_short_operand
14787 predicate. Fix up formatting.
14789 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14790 Alexandre Oliva <aoliva@redhat.com>
14793 * lra-constraints.c (simplify_operand_subreg): Check additionally
14794 address validity after potential reloading.
14795 (process_address_1): Check insns validity. In case of failure do
14798 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14801 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14804 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14806 * wide-int.cc (canonize_uhwi): New function.
14807 (wi::divmod_internal): Use it.
14809 2016-02-02 James Norris <jnorris@codesourcery.com
14811 * gimplify.c (omp_notice_variable): Add usage check.
14813 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14815 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14816 like LE, GE, LT, GT when emitting relational operator.
14818 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14820 * ira-costs.c (find_costs_and_classes): Add extra argument.
14821 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14822 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14823 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14824 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14825 Add best_class parameter, and return it if not ALL_REGS.
14826 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14828 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14829 Update target hook.
14831 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14833 * config/aarch64/aarch64.c
14834 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14835 (aarch64_ira_change_pseudo_allocno_class): New function.
14837 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14840 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14842 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14844 * config/avr/avr.c (avr_option_override): Set
14845 PARAM_ALLOW_STORE_DATA_RACES to 1.
14847 2016-02-02 Richard Biener <rguenther@suse.de>
14849 PR tree-optimization/69595
14850 * match.pd: Add range test simplifications to true/false.
14852 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14854 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14855 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14858 2016-02-02 Richard Biener <rguenther@suse.de>
14860 PR tree-optimization/69606
14861 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14862 info on the result before moving a stmt.
14864 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14866 PR middle-end/68542
14867 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14868 branch with vector comparison.
14869 * config/i386/sse.md (VI48_AVX): New mode iterator.
14870 (define_expand "cbranch<mode>4): Add support for conditional branch
14871 with vector comparison.
14872 * tree-vect-loop.c (optimize_mask_stores): New function.
14873 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14874 has_mask_store field of vect_info.
14875 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14876 vectorized loops having masked stores after vec_info destroy.
14877 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14878 correspondent macros.
14879 (optimize_mask_stores): Add prototype.
14881 2016-02-02 Alan Modra <amodra@gmail.com>
14884 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14887 2016-02-02 Alan Modra <amodra@gmail.com>
14890 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14891 whenever toc_label_name used.
14892 (rs6000_file_start): Don't set up toc section here,
14893 (rs6000_output_function_epilogue): do so here instead,
14894 (rs6000_xcoff_file_start): and here.
14895 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14896 (load_toc_aix_di): Likewise.
14898 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14900 PR rtl-optimization/69592
14901 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14902 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14903 (num_sign_bit_copies_binary_arith_p): New inline function.
14904 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14906 2016-02-01 Jeff Law <law@redhat.com>
14908 PR tree-optimization/69580
14909 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14910 * tree-ssa-threadbackward.c
14911 (fsm_find_control_statement_thread_paths): Do not try to walk
14912 through large PHI nodes.
14914 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14916 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14917 when count is incremented above limit, don't analyze further
14920 * omp-low.c (oacc_parse_default_dims): Avoid
14921 -Wsign-compare warning, make sure value fits into int
14922 rather than just unsigned int.
14924 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14926 PR tree-optimization/67921
14927 * fold-const.c (split_tree): New parameters. Convert pointer
14928 type variable part to proper type before negating.
14929 (fold_binary_loc): Pass new arguments to split_tree.
14931 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14933 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14934 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14935 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14936 * doc/tm.texti: Rebuilt.
14937 * doc/invoke.texi (fopenacc-dim): Document.
14938 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14939 (append_compiler_options): Likewise.
14940 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14941 (oacc_parse_default_dims): New.
14942 (oacc_validate_dims): Add USED arg. Select non-unity default when
14944 (oacc_loop_fixed_partitions): Return mask of used partitions.
14945 (oacc_loop_auto_partitions): Emit dump info.
14946 (oacc_loop_partition): Return mask of used partitions.
14947 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14948 loop partitioning and validation calls.
14950 2016-02-01 Richard Biener <rguenther@suse.de>
14952 PR middle-end/69556
14953 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14955 2016-02-01 Richard Biener <rguenther@suse.de>
14957 PR tree-optimization/69574
14958 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14959 of asserting return chrec_dont_know.
14961 2016-02-01 Martin Liska <mliska@suse.cz>
14963 * mem-stats-traits.h: Add copyright header.
14964 * mem-stats.h: Likewise.
14966 2016-02-01 Richard Biener <rguenther@suse.de>
14968 PR tree-optimization/69579
14969 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14970 Do not propagate through abnormal PHI results.
14972 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14974 * postreload.c (reload_cse_simplify): Remove dead code.
14976 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14978 PR rtl-optimization/69570
14979 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14980 if there is more than one set, not if there is a single set.
14982 2016-02-01 Richard Henderson <rth@redhat.com>
14985 * combine.c (make_compound_operation): When looking through a
14986 subreg, make sure to re-extend to the width of the outer mode.
14988 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14990 PR tree-optimization/69546
14991 * wide-int.cc (wi::divmod_internal): For unsigned division
14992 where both operands fit into uhwi, if o1 is 1 and o0 has
14993 msb set, if divident_prec is larger than bits per hwi,
14994 clear another quotient word and return 2 instead of 1.
14995 Similarly for remainder with msb in HWI set, if dividend_prec
14996 is larger than bits per hwi.
14998 2016-01-29 Martin Jambor <mjambor@suse.cz>
15000 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
15001 Use short lowercase names.
15002 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
15003 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
15004 acq_rel one. Protect warning agains segfaults if
15005 get_memory_order_name returns NULL.
15006 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
15007 with release semantics. Do not warn if get_memory_order already did.
15008 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
15009 semantics. Fix check for relaxed or acquire semantics. Do not warn
15010 if get_memory_order already did.
15012 2016-01-29 Sebastian Pop <s.pop@samsung.com>
15014 * doc/install.texi: Document that isl-0.16 is supported.
15016 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
15019 * config/i386/constraints.md (Bm): Describe as special memory
15021 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
15022 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15023 * genpreds.c (struct constraint_data): Add is_special_memory.
15024 (have_special_memory_constraints, special_memory_start): New
15026 (special_memory_end): Ditto.
15027 (add_constraint): Add new arg is_special_memory. Add code to
15028 process its true value. Update have_special_memory_constraints.
15029 (process_define_constraint): Pass the new arg.
15030 (process_define_register_constraint): Ditto.
15031 (choose_enum_order): Process special memory.
15032 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15033 function insn_extra_special_memory_constraint.
15034 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15035 * gensupport.c (process_rtx): Process
15036 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15037 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15038 * ira-lives.c (single_reg_class): Use
15039 insn_extra_special_memory_constraint.
15040 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15041 * lra-constraints.c (process_alt_operands): Ditto.
15042 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15043 * recog.c (asm_operand_ok, preprocess_constraints): Process
15045 * reload.c (find_reloads): Ditto.
15046 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15047 * stmt.c (parse_input_constraint): Use
15048 insn_extra_special_memory_constraint.
15050 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15053 * lra-splill.c (lra_final_code_change): Revert r229087 by
15054 removing all sub-registers.
15056 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15059 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15061 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15064 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15065 SSE1, copy target into the temporary reg first before recursing
15068 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15070 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15073 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15075 * ginclude/stdarg.h: Test __cplusplus instead of
15076 __GXX_EXPERIMENTAL_CXX0X__.
15078 2016-01-29 Richard Biener <rguenther@suse.de>
15080 PR tree-optimization/69547
15081 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15082 Do not mark clobbers necessary.
15083 (mark_all_reaching_defs_necessary_1): Likewise.
15085 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15087 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15088 declaration name with %qs and print it in both error messages.
15089 Also fix indentation.
15091 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15094 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15095 trailing blank line from error message.
15097 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15100 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15103 2016-01-29 Richard Biener <rguenther@suse.de>
15105 PR middle-end/69537
15106 * match.pd: Allow all integral types when simplifying a
15107 widening or sign-changing conversion.
15109 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15111 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15112 back to setting codegen_error to fail codegen.
15114 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15117 * config/i386/constraints.md (C): Only accept constant zero operand.
15118 (BC): New constraint.
15119 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15120 instead of C constraint.
15121 * doc/md.texi (Machine Constraints): Update description
15124 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15127 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15129 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15131 PR middle-end/69542
15132 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15135 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15137 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15138 branches if using guessed profile.
15140 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15142 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15144 2016-01-28 Richard Henderson <rth@redhat.com>
15147 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15148 * config/aarch64/aarch64-protos.h: Update.
15149 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15150 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15151 (aarch64_get_condition_code_1): Handle CC_Cmode.
15152 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15153 (*add<mode>3_compareC_cconly_imm): New.
15154 (*add<mode>3_compareC_cconly): New.
15155 (*add<mode>3_compareC_imm): New.
15156 (add<mode>3_compareC): New.
15157 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15158 to be first. Use aarch64_carry_operation.
15159 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15160 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15161 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15162 (subti3): Use subdi3_compare1.
15163 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15164 (sub<mode>3_compare1): New.
15165 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15166 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15167 (*subsi3_carryin_uxtw): Likewise.
15168 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15169 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15170 * config/aarch64/iterators.md (DWI): New.
15171 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15172 (aarch64_borrow_operation): New.
15174 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15176 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15177 message when isl does not return a valid schedule.
15179 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15181 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15182 Remove comments from class declarations: they are already in the code
15185 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15187 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15189 (ternary_op_to_tree): Same.
15190 (unary_op_to_tree): Same.
15191 (nary_op_to_tree): Same.
15192 (gcc_expression_from_isl_expr_op): Same.
15193 (gcc_expression_from_isl_expression): Same.
15194 (graphite_create_new_loop): Same.
15195 (graphite_create_new_loop_guard): Same.
15196 (build_iv_mapping): Same.
15197 (graphite_create_new_guard): Same.
15198 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15199 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15201 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15203 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15204 instead of setting codegen_error to fail codegen.
15206 2016-01-28 Jason Merrill <jason@redhat.com>
15208 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15210 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15212 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15213 Remove CONST_INT_P check in CCMP cost calculation.
15215 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15217 * config/aarch64/aarch64.c (generic_vector_cost):
15218 Set vec_permute_cost.
15219 (cortexa57_vector_cost): Likewise.
15220 (exynosm1_vector_cost): Likewise.
15221 (xgene1_vector_cost): Likewise.
15222 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15223 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15224 Add vec_permute_cost entry.
15226 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15228 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15230 (add<mode>3_compare0): Likewise.
15231 (addsi3_compare0_uxtw): Likewise.
15232 (add<mode>3nr_compare0): Likewise.
15233 (compare_neg<mode>): Likewise.
15234 (<optab><mode>3): Likewise.
15236 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15238 * tree-vect-stmts.c (vectorizable_comparison): Add
15239 NULL check for vectype.
15241 2016-01-28 Richard Biener <rguenther@suse.de>
15243 PR tree-optimization/69466
15244 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15245 Account for PHIs we couldn't duplicate.
15247 2016-01-28 Martin Liska <mliska@suse.cz>
15250 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15251 instead of ENABLE_VALGRIND_CHECKING.
15253 2016-01-27 Richard Henderson <rth@redhat.com>
15256 * lra-remat.c (subreg_regs): New.
15257 (dump_candidates_and_remat_bb_data): Dump it.
15258 (operand_to_remat): Reject if operand in subreg_regs.
15259 (set_bb_regs): Collect subreg_regs.
15260 (lra_remat): Init and free subreg_regs. Compute
15261 calculate_local_reg_remat_bb_data before create_cands.
15263 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15266 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15267 change stack_alignment_needed for __tls_get_addr call.
15269 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15271 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15273 2016-01-27 Jeff Law <law@redhat.com>
15275 PR tree-optimization/68398
15276 PR tree-optimization/69196
15277 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15278 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15279 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15280 Only count PHIs in the last block in the path. The others will
15281 const/copy propagate away. Add heuristic to allow more irreducible
15282 subloops to be created when it is likely profitable to do so.
15284 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15285 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15286 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15288 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15291 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15292 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15293 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15294 * tree-streamer-in.c: Include asan.h.
15295 (streamer_get_builtin_tree): For builtins in sanitizer
15296 range call initialize_sanitizer_builtins and retry.
15298 2016-01-27 Ian Lance Taylor <iant@google.com>
15300 * common.opt (fkeep-gc-roots-live): New undocumented option.
15301 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15302 -fkeep-gc-roots-live, skip pointers.
15303 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15306 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15309 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15310 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15312 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15315 * configure.ac: NetBSD provides SSP in its C library.
15316 * configure: Updated.
15318 2016-01-27 Richard Biener <rguenther@suse.de>
15320 PR tree-optimization/69166
15321 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15322 reduction code for commutativity / associativity.
15324 2016-01-27 Martin Jambor <mjambor@suse.cz>
15326 PR tree-optimization/69355
15327 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15328 total_scalarization fails.
15330 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15332 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15335 2016-01-27 Christian Bruel <christian.bruel@st.com>
15338 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15339 Move arm_reset_previous_fndecl and set_target_option_current_node in
15340 the conditional part. Call save_restore_target_globals.
15341 * config/arm/arm.c (arm_set_current_function):
15342 Refactor to better support #pragma target and attribute mix.
15343 Call save_restore_target_globals.
15344 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15346 2016-01-27 Martin Liska <mliska@suse.cz>
15348 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15349 reference for an HSA kernel and its host function.
15351 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15353 PR tree-optimization/69399
15354 * wide-int.h (wi::lrshift): For larger precisions, only
15355 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15357 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15359 * config/arc/predicates.md (proper_comparison_operator): Reject
15360 constant-constant comparison.
15362 2016-01-26 Tom de Vries <tom@codesourcery.com>
15364 PR tree-optimization/69110
15365 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15366 DR_NUM_DIMENSIONS == 0.
15368 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15369 Sebastian Pop <s.pop@samsung.com>
15371 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15372 isl_ast_op_cond and isl_ast_op_select.
15373 (gcc_expression_from_isl_expr_op): Same.
15375 2016-01-26 Jason Merrill <jason@redhat.com>
15378 * tree.c (recompute_constructor_flags): Split out from
15380 (verify_constructor_flags): New.
15381 * tree.h: Declare them.
15383 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15385 PR rtl-optimization/69217
15386 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15387 are no TYPE_FIELDS set for the record type.
15389 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15392 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15393 toc_label_name unconditionally.
15394 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15395 SYMBOL_REF string. Use toc_label_name instead of constructing
15397 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15398 constructing LCTOC1.
15400 2016-01-26 Martin Sebor <msebor@redhat.com>
15403 * doc/extend.texi (Common Type Attributes): Move text that talks about
15404 attribute packed from attribute aligned to the section discussing
15405 the former attribute for clarity.
15407 2016-01-26 Richard Henderson <rth@redhat.com>
15409 PR middle-end/60908
15410 * trans-mem.c (tm_region_init): Mark entry block as visited.
15412 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15415 * diagnostic-show-locus.c (layout::print_source_line): Replace
15416 call to pp_newline with call to layout::print_newline.
15417 (layout::print_annotation_line): Likewise.
15418 (layout::move_to_column): Likewise.
15419 (layout::print_any_fixits): After printing any fixits, print a
15420 trailing newline, if necessary.
15421 (layout::print_newline): New method, resetting any colorization
15423 (diagnostic_show_locus): Move the pp_newline to before the
15424 early bailout. Remove dummy block enclosing the layout instance.
15425 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15426 of pp_newline_and_flush with pp_flush.
15427 (diagnostic_append_note): Delete use of pp_newline.
15428 (diagnostic_append_note_at_rich_loc): Delete.
15429 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15430 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15431 when newline characters are added to the buffer.
15433 2016-01-26 Michael Matz <matz@suse.de>
15435 * configure.ac (ac_cv_std_swap_in_utility): New test.
15436 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15437 * configure: Regenerate.
15438 * config.in: Regenerate.
15440 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15442 * config/arc/arc.md (cstoresi4): Force operand into register.
15443 (arcset<code>): Fix predicate.
15444 (arcsetltu): Likewise.
15445 (arcsetgeu): Likewise.
15446 (arcsethi): Likewise.
15447 (arcsetls): Likewise.
15449 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15451 PR tree-optimization/69483
15452 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15453 if base has error_mark_node type.
15455 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15458 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15459 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15461 (vget_lane_f16): Handle big-endian.
15462 (vgetq_lane_f16): Likewise.
15463 (vset_lane_f16): Likewise.
15464 (vsetq_lane_f16): Likewise.
15465 * config/arm/iterators.md (VQXMOV): Add V8HF.
15466 (VDQ): Add V4HF and V8HF.
15467 (V_reg): Handle V4HF and V8HF.
15468 (Is_float_mode): Likewise.
15469 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15470 neon_vdup_nv8hf): New patterns.
15471 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15472 Use VD_LANE iterator.
15473 (neon_vld1_dup<mode>): Use VQ2 iterator.
15475 2016-01-26 Nathan Sidwell <nathan@acm.org>
15477 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15478 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15479 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15480 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15481 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15482 (oacc_validate_dims): Add LEVEL arg, don't return level.
15483 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15484 oacc_validate_dims.
15485 (execute_oacc_device_lower): Adjust, add more dump output.
15486 * tree-ssa-loop.c (gate_oacc_kernels): Use
15487 oacc_fn_attrib_kernels_p.
15488 * tree-parloops.c (create_parallel_loop): Adjust
15489 set_oacc_fn_attrib call.
15491 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15494 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15495 (append_compiler_options): Handle -fcilkplus.
15496 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15498 2016-01-26 Nick Clifton <nickc@redhat.com>
15501 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15502 been marked as DECL_ONE_ONLY but we do not the means to make it
15503 so, then do not allow it to bind locally.
15505 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15508 * opts.h (parse_sanitizer_options): New prototype.
15509 * opts.c (sanitizer_opts): New array.
15510 (parse_sanitizer_options): New function.
15511 (common_handle_option): Use parse_sanitizer_options.
15513 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15516 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15517 alignment adjustment to ...
15518 (ix86_update_stack_boundary): Here. Don't over-align stack for
15520 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15521 if __tls_get_addr is called.
15523 2016-01-26 Christian Bruel <christian.bruel@st.com>
15525 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15527 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15529 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15531 2016-01-26 Richard Biener <rguenther@suse.de>
15533 PR middle-end/69467
15534 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15536 2016-01-26 Richard Biener <rguenther@suse.de>
15538 PR tree-optimization/69452
15539 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15540 (move_computations_dom_walker::before_dom_children): Rename
15542 (move_computations_worker): This.
15543 (move_computations): Perform an RPO rather than a DOM walk.
15545 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15548 * combine.c (combine_instructions): For REG_EQUAL note with
15549 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15550 to the underlying register.
15551 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15552 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15554 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15557 * config/aarch64/aarch64-builtins.c
15558 (aarch64_init_simd_builtin_types): Do not set structural
15559 equality to __Poly{8,16,64,128}_t types.
15561 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15563 PR tree-optimization/69400
15564 * wide-int.cc (wi_pack): Take the precision as argument and
15565 perform canonicalization here rather than in the callers.
15566 Use the main loop to handle all full-width HWIs. Add a
15567 zero HWI if in_len isn't a full result.
15568 (wi::divmod_internal): Update accordingly.
15569 (wi::mul_internal): Likewise. Simplify.
15571 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15572 Sebastian Pop <s.pop@samsung.com>
15574 * graphite-poly.c (apply_poly_transforms): Simplify.
15575 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15576 (print_isl_map): Same.
15577 (print_isl_union_map): Same.
15578 (print_isl_schedule): New.
15579 (debug_isl_schedule): New.
15580 * graphite-dependences.c (scop_get_reads): Do not call
15581 isl_union_map_add_map that is undocumented isl functionality.
15582 (scop_get_must_writes): Same.
15583 (scop_get_may_writes): Same.
15584 (scop_get_original_schedule): Remove.
15585 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15586 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15587 (compute_deps): Remove.
15588 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15589 (debug_schedule_ast): New.
15590 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15591 set_separate_option.
15592 (graphite_regenerate_ast_isl): Add dump.
15593 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15594 from scop->transformed_schedule.
15595 (graphite_regenerate_ast_isl): Add more dump.
15596 * graphite-optimize-isl.c (optimize_isl): Set
15597 scop->transformed_schedule. Check whether schedules are equal.
15598 (apply_poly_transforms): Move here.
15599 * graphite-poly.c (apply_poly_transforms): ... from here.
15600 (free_poly_bb): Static.
15601 (free_scop): Static.
15602 (pbb_number_of_iterations_at_time): Remove.
15603 (print_isl_ast): New.
15604 (debug_isl_ast): New.
15605 (debug_scop_pbb): New.
15606 * graphite-scop-detection.c (print_edge): Move.
15607 (print_sese): Move.
15608 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15609 (build_scop_scattering): Remove.
15610 (create_pw_aff_from_tree): Assert instead of bailing out.
15611 (add_condition_to_pbb): Remove unused code, do not fail.
15612 (add_conditions_to_domain): Same.
15613 (add_conditions_to_constraints): Remove.
15614 (build_scop_context): New.
15615 (add_iter_domain_dimension): New.
15616 (build_iteration_domains): Initialize pbb->iterators.
15617 Call add_conditions_to_domain.
15620 (index_outermost_in_loop): New.
15621 (index_pbb_in_loop): New.
15622 (outermost_pbb_in): New.
15623 (add_in_sequence): New.
15624 (add_outer_projection): New.
15625 (outer_projection_mupa): New.
15626 (add_loop_schedule): New.
15627 (build_schedule_pbb): New.
15628 (build_schedule_loop): New.
15629 (embed_in_surrounding_loops): New.
15630 (build_schedule_loop_nest): New.
15631 (build_original_schedule): New.
15632 (build_poly_scop): Call build_original_schedule.
15633 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15634 (free_poly_dr): Remove.
15635 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15636 (free_poly_bb): Remove.
15637 (debug_loop_vec): Remove.
15638 (print_isl_ast): Declare.
15639 (debug_isl_ast): Declare.
15640 (scop_do_interchange): Remove.
15641 (scop_do_strip_mine): Remove.
15642 (scop_do_block): Remove.
15643 (flatten_all_loops): Remove.
15644 (optimize_isl): Remove.
15645 (pbb_number_of_iterations_at_time): Remove.
15646 (debug_scop_pbb): Declare.
15647 (print_schedule_ast): Declare.
15648 (debug_schedule_ast): Declare.
15649 (struct scop): Remove schedule. Add original_schedule,
15650 transformed_schedule.
15651 (free_gimple_poly_bb): Remove.
15652 (print_generated_program): Remove.
15653 (debug_generated_program): Remove.
15654 (unify_scattering_dimensions): Remove.
15655 * sese.c (print_edge): ... here.
15656 (print_sese): ... here.
15657 (debug_edge): ... here.
15658 (debug_sese): ... here.
15659 * sese.h (print_edge): Declare.
15660 (print_sese): Declare.
15661 (dump_edge): Declare.
15662 (dump_sese): Declare.
15664 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15665 Sebastian Pop <s.pop@samsung.com>
15667 * Makefile.in: Set ISLVER in site.exp.
15669 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15671 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15672 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15673 through DECL_VALUE_EXPR for expansion.
15675 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15677 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15678 the frame info after reload completed.
15680 2016-01-25 Jeff Law <law@redhat.com>
15682 PR tree-optimization/69196
15683 PR tree-optimization/68398
15684 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15685 tree-ssa-threadupdate.c.
15686 (determine_bb_domination_status): Prototype
15687 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15688 (determine_bb_domination_status): No longer static.
15689 (valid_jump_thread_path): Remove code to detect characteristics
15690 of the jump thread path not associated with correctness.
15691 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15692 Correct test for thread path length. Count PHIs for real operands as
15693 statements that need to be copied. Do not count ASSERT_EXPRs.
15694 Look at all the blocks in the thread path. Compute and selectively
15695 filter thread paths based on threading through the latch, threading
15696 a multiway branch or crossing a multiway branch.
15698 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15700 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15701 decl with __attribute__ ((unused)) annotation.
15703 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15706 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15707 of operands is compatible with a statement vectype.
15709 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15711 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15712 improve wording for mixed storage order support.
15714 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15716 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15717 (vcvt_u64_f64): Likewise.
15718 (vcvta_s64_f64): Likewise.
15719 (vcvta_u64_f64): Likewise.
15720 (vcvtm_s64_f64): Likewise.
15721 (vcvtm_u64_f64): Likewise.
15722 (vcvtn_s64_f64): Likewise.
15723 (vcvtn_u64_f64): Likewise.
15724 (vcvtp_s64_f64): Likewise.
15725 (vcvtp_u64_f64): Likewise.
15727 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15729 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15730 (arc_init): Check validity mll64 option.
15731 (arc_save_restore): Use double load/store instruction.
15732 (arc_expand_movmem): Likewise.
15733 (arc_split_move): Don't split if we have double load/store
15734 instructions. Returns a boolean.
15735 (arc_process_double_reg_moves): Change function to return boolean
15736 instead of a sequence of instructions.
15737 (arc_dwarf_register_span): New function.
15738 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15739 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15740 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15741 (*movdf_insn): Likewise.
15742 * config/arc/arc.opt (mll64): New option.
15743 * config/arc/predicates.md (even_register_operand): New predicate.
15744 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15746 2016-01-25 Richard Biener <rguenther@suse.de>
15749 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15750 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15752 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15754 2016-01-25 Richard Biener <rguenther@suse.de>
15756 PR tree-optimization/69376
15757 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15759 (VN_INFO_ANTI_RANGE_P): New inline.
15760 (VN_INFO_RANGE_TYPE): Likewise.
15761 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15762 SSA_NAME_ANTI_RANGE_P.
15763 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15764 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15765 Properly query VN_INFO_RANGE_TYPE.
15767 2016-01-25 Nick Clifton <nickc@redhat.com>
15770 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15772 2016-01-23 Tom de Vries <tom@codesourcery.com>
15774 PR tree-optimization/69426
15775 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15778 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15780 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15781 "the the" with "the" in the comments.
15782 * ipa-devirt.c (build_type_inheritance_graph,
15783 update_type_inheritance_graph): Likewise.
15784 * tree.c (build_function_type_list_1): Likewise.
15785 * cfgloopmanip.c (scale_loop_profile): Likewise.
15786 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15787 * gimple-ssa-split-paths.c
15788 (find_block_to_duplicate_for_splitting_paths): Likewise.
15789 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15790 * expr.c (convert_move): Likewise.
15791 * var-tracking.c (vt_stack_adjustments): Likewise.
15792 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15793 * tree-vrp.c (test_for_singularity): Likewise.
15795 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15796 directly instead of building a temporary tree.
15799 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15800 remove <algorithm> include.
15802 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15805 * config/i386/i386.c: Include dojump.h.
15806 (expand_small_movmem_or_setmem,
15807 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15809 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15810 if dynamic_check != -1.
15812 2016-01-21 Jeff Law <law@redhat.com>
15814 PR middle-end/69347
15815 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15816 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15817 into dominated_by_p.
15818 (cprop_into_successor_phis): Avoid unnecessary tests.
15820 2016-01-22 Richard Henderson <rth@redhat.com>
15823 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15824 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15826 2016-01-22 Michael Matz <matz@suse.de>
15828 * system.h (string, algorithm): Include only conditionally.
15829 (new): Include always under C++.
15830 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15831 * final.c (toplevel): Ditto.
15832 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15833 * genconditions.c (write_header): Make gencondmd.c define
15835 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15837 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15838 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15840 2016-01-22 Christian Bruel <christian.bruel@st.com>
15843 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15845 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15848 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15849 define_insn_and_split. Ensure operands[1] and operands[0] do not
15850 get assigned the same register.
15852 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15854 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15856 2016-01-22 Christian Bruel <christian.bruel@st.com>
15858 * config/arm/arm-c.c (arm_pragma_target_parse):
15859 Remove warn_builtin_macro_redefined overwrite.
15861 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15863 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15864 flag_non_call_exceptions compatibility.
15866 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15869 * dwarf2out.c (add_child_die_after): New function.
15870 (dwarf_qual_info_t): New type.
15871 (dwarf_qual_info): New variable.
15872 (qualified_die_p): New function.
15873 (modified_type_die): For -fdebug-types-section, ensure
15874 canonical order of qualifiers. Put qualified DIEs adjacent
15875 to the corresponding non-qualified type DIE and search there
15876 for existing qualified DIEs.
15878 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15880 * doc/extend.texi (scalar_storage_order type attribute): Document
15881 restriction on type punning and aliasing, and remove future tense.
15883 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15886 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15889 2016-01-21 Jeff Law <law@redhat.com>
15891 PR middle-end/69347
15892 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15893 useless call to record_temporary_equivalences.
15894 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15895 allocate 10 slots in the bb_path vector and let it grow as needed.
15896 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15899 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15901 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15903 * configure: Regenerate.
15905 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15907 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15908 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15910 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15912 PR middle-end/66178
15913 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15914 drop EXPAND_INITIALIZER.
15915 * rtl.h (contains_symbolic_reference_p): Declare.
15916 * rtlanal.c (contains_symbolic_reference_p): New function.
15917 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15918 a subtraction into a NOT if symbolic constants are involved.
15920 2016-01-21 Anton Blanchard <anton@samba.org>
15921 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15924 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15926 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15929 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15931 * config/microblaze/microblaze.c
15932 (get_branch_target): New.
15933 (insert_wic_for_ilb_runout): New.
15935 (microblaze_machine_dependent_reorg): New.
15936 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15937 * config/microblaze/microblaze.md
15938 (UNSPEC_IPREFETCH): Define.
15939 (iprefetch): New pattern
15940 * config/microblaze/microblaze.opt
15941 (mxl-prefetch): New flag.
15943 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15945 * config/microblaze/microblaze.h
15946 (FIXED_REGISTERS): Update in macro.
15947 (CALL_USED_REGISTERS): Update in macro.
15949 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15951 PR rtl-optimization/68920
15952 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15955 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15957 PR rtl-optimization/68990
15958 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15959 pseudo instead of inheritance ones.
15961 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15962 Nick Clifton <nickc@redhat.com>
15966 * config/mips/mips.c (mips_compute_frame_info): Initialise
15967 args_size and hard_frame_pointer_offset fields of the frame
15968 structure before calling mips_global_pointer.
15970 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15972 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15974 * configure: Regenerate.
15976 2016-01-21 Richard Biener <rguenther@suse.de>
15978 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15980 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15982 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15983 to actually emit the .size directive.
15985 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15986 Jakub Jelinek <jakub@redhat.com>
15990 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15991 args array size by one to avoid buffer overflow.
15993 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15995 * config/s390/s390.md (pool_section_start): Use switch_to_section
15996 to select proper read-only data section instead of hardcoding
15998 (pool_section_end): Use switch_to_section to match the above.
16000 2016-01-21 Richard Biener <rguenther@suse.de>
16002 PR tree-optimization/69378
16003 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
16004 (set_ssa_val_to): Use it for dominance checks taking into
16005 account not executable edges.
16007 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16010 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
16011 for bitsize instead of GET_MODE_PRECISION (mode).
16013 2016-01-20 Martin Sebor <msebor@redhat.com>
16016 * extend.texi (__sync Builtins): Clarify the semantics of
16017 __sync_fetch_and_OP built-ins on pointers.
16018 (__atomic Builtins): Same.
16020 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16021 Sebastian Pop <s.pop@samsung.com>
16023 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
16024 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
16025 (is_valid_rename): Same.
16026 (translate_isl_ast_to_gimple::get_rename): Same.
16027 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16028 (translate_isl_ast_to_gimple::rename_uses): Same.
16029 (get_new_name): Check for close_phi nodes.
16030 (copy_loop_phi_args): Use phi_node_kind.
16031 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16032 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16034 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16035 Sebastian Pop <s.pop@samsung.com>
16037 Revert commit r229783.
16038 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16039 Remove use of parameter_rename_map.
16040 (copy_def): Remove.
16041 (copy_internal_parameters): Remove.
16042 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16043 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16044 (free_sese_info): Do not free parameter_rename_map.
16045 (set_rename): Do not use parameter_rename_map.
16046 (rename_uses): Update call to set_rename.
16047 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16048 * sese.h (parameter_rename_map_t): Remove.
16049 (struct sese_info_t): Remove field parameter_rename_map.
16051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16052 Sebastian Pop <s.pop@samsung.com>
16054 * graphite-isl-ast-to-gimple.c: Fix comment.
16055 * graphite-scop-detection.c (defined_in_loop_p): New.
16056 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16057 names defined in loop.
16059 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16060 Sebastian Pop <s.pop@samsung.com>
16062 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16063 Discard unstructured if-then-else regions.
16065 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16066 Sebastian Pop <s.pop@samsung.com>
16068 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16069 (cleanup_loop_iter_dom): Remove.
16070 (build_loop_iteration_domains): Remove.
16071 (build_scop_context): Remove.
16072 (build_scop_iteration_domain): Remove.
16073 (add_loop_constraints): New.
16074 (build_iteration_domains): New.
16075 (build_poly_scop): Call build_iteration_domains.
16077 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16078 Sebastian Pop <s.pop@samsung.com>
16080 * graphite-scop-detection.c
16081 (scop_detection::harmful_loop_in_region): Free dom and loops.
16082 (scop_detection::loop_body_is_valid_scop): Free bbs.
16084 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16085 Sebastian Pop <s.pop@samsung.com>
16087 * graphite-scop-detection.c (record_loop_in_sese): New.
16088 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16089 (build_scops): Remove call to build_sese_loop_nests.
16090 * sese.c (sese_record_loop): Remove.
16091 (build_sese_loop_nests): Remove.
16092 (new_sese_info): Remove region->loops.
16093 (free_sese_info): Same.
16094 * sese.h (sese_contains_loop): Same.
16095 (build_sese_loop_nests): Remove.
16096 (sese_contains_loop): Remove.
16098 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16099 Sebastian Pop <s.pop@samsung.com>
16101 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16102 loop_is_valid_in_scop.
16103 (scop_detection::harmful_stmt_in_region): Renamed
16104 harmful_loop_in_region.
16105 Call loop_is_valid_in_scop.
16107 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16108 Sebastian Pop <s.pop@samsung.com>
16110 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16113 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16114 Sebastian Pop <s.pop@samsung.com>
16116 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16117 * graphite.h (struct poly_bb): Remove field is_reduction.
16118 (PBB_IS_REDUCTION): Remove.
16120 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16121 Sebastian Pop <s.pop@samsung.com>
16123 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16124 (add_pdr_constraints): Same.
16125 (scop_get_reads): Same.
16126 (scop_get_must_writes): Same.
16127 (scop_get_may_writes): Same.
16128 (scop_get_original_schedule): Same.
16129 (extend_schedule): Same.
16130 (apply_schedule_on_deps): Same.
16131 (carries_deps): Same.
16132 (compute_deps): Same.
16133 (scop_get_dependences): Same.
16134 * graphite-isl-ast-to-gimple.c
16135 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16136 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16137 (get_schedule_for_band_list): Same.
16138 (get_schedule_map): Same.
16139 (apply_schedule_map_to_scop): Same.
16140 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16141 (build_loop_iteration_domains): Same.
16142 (add_condition_to_pbb): Same.
16143 (add_param_constraints): Same.
16144 (pdr_add_memory_accesses): Same.
16145 (pdr_add_data_dimensions): Same.
16147 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16149 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16152 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16154 * common.opt (feliminate-dwarf2-dups): Replace references to
16155 "DWARF 2" with just "DWARF".
16156 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16157 * doc/extend.texi: Likewise.
16158 * doc/cpp.texi: Likewise.
16159 * doc/invoke.texi: Likewise.
16160 (Option Summary): Add -gdwarf to list of Debugging Options.
16161 (Debugging Options): Document -gdwarf.
16162 * doc/contrib.texi: Spell "DWARF" like that.
16164 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16166 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16167 warning. Fix up formatting.
16169 PR middle-end/67653
16170 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16171 attempt to mark memory input operand addressable and
16172 call prepare_gimple_addressable in that case. Don't adjust
16173 input_location for diagnostics, use error_at instead.
16175 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16177 * config/rs6000/ppc-auxv.h: New file.
16178 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16179 (cpu_is): Likewise.
16180 (cpu_supports): Likewise.
16181 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16182 (cpu_is_info): New variable.
16183 (cpu_supports_info): Likewise.
16184 (tcb_verification_symbol): Likewise.
16185 (cpu_builtin_p): Likewise.
16186 (cpu_expand_builtin): New function.
16187 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16188 (rs6000_init_builtins): Likewise.
16189 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16190 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16191 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16192 * configure: Regenerate.
16193 * config.in: Likewise.
16194 * doc/extend.texi (PowerPC Built-in Functions): Document
16195 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16197 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16200 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16202 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16205 2016-01-20 Richard Henderson <rth@redhat.com>
16211 * tree.c (tm_define_builtin): New.
16212 (find_tm_vector_type): New.
16213 (build_tm_vector_builtins): New.
16214 (build_common_builtin_nodes): Call it.
16216 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16218 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16219 (arm_fp_ok): Likewise.
16220 (arm_fp): Likewise.
16221 (arm_crypto): Likewise.
16223 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16224 Richard Biener <rguenther@suse.de>
16226 PR tree-optimization/69328
16227 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16228 vectors have same number of elements.
16229 (vectorizable_condition): Fix masked version recognition.
16231 2016-01-20 Richard Biener <rguenther@suse.de>
16233 PR tree-optimization/69345
16234 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16235 (VN_INFO_PTR_INFO): Likewise.
16236 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16237 info when it is equal between non-dominating SSA names.
16238 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16239 Make sure to look at original SSA infos.
16241 2016-01-20 Jeff Law <law@redhat.com>
16244 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16246 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16247 (pc_or_label_operand): New predicate.
16248 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16249 tests for small integers that are 2^n - 1.
16251 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16253 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16255 2016-01-19 Jeff Law <law@redhat.com>
16257 PR middle-end/69347
16258 * tree-ssa-threadbackwards.c
16259 (fsm_find_control_statement_thread_paths): Do not try to lookup
16260 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16262 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16264 * doc/lto.texi: Remove text that says only Gold has linker plugin
16267 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16269 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16270 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16271 the DIE accordingly.
16272 (modified_type_die): Add REVERSE parameter and pass it recursively,
16273 as well as to base_type_die. Adjust presence check accordingly.
16274 (base_type_for_mode): Adjust call to modified_type_die.
16275 (add_type_attribute): Add REVERSE parameter and pass it to
16277 (generic_parameter_die): Adjust call to add_type_attribute.
16278 (add_scalar_info): Likewise.
16279 (add_subscript_info): Likewise.
16280 (gen_array_type_die): Likewise.
16281 (gen_descr_array_type_die): Likewise.
16282 (gen_entry_point_die): Likewise.
16283 (gen_enumeration_type_die): Likewise.
16284 (gen_formal_parameter_die): Likewise.
16285 (gen_subprogram_die): Likewise.
16286 (gen_variable_die ): Likewise.
16287 (gen_const_die): Likewise.
16288 (gen_field_die): Likewise.
16289 (gen_pointer_type_die): Likewise.
16290 (gen_reference_type_die): Likewise.
16291 (gen_ptr_to_mbr_type_die): Likewise.
16292 (gen_inheritance_die): Likewise.
16293 (gen_subroutine_type_die): Likewise.
16294 (gen_typedef_die): Likewise.
16295 (force_type_die): Adjust call to modified_type_die.
16297 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16299 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16300 flow throughout the file. Fix broken link to Objective-C 2.0
16302 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16305 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16307 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16309 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16312 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16313 (maybe_record_node): Record cxa_pure_virtual as the only possible
16314 target if there are not ohter candidates.
16315 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16317 2016-01-19 Richard Biener <rguenther@suse.de>
16319 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16320 (get_memory_order): Likewise.
16322 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16324 * tree-vect-stmts.c (vectorizable_store): Check
16327 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16330 * gcc.c (driver::decode_argv): Add call to
16331 init_opts_obstack before init_options_struct.
16332 * opts.c (init_opts_obstack): Remove idempotency.
16333 (init_options_struct): Replace call to init_opts_obstack
16334 with a gcc_assert to verify that it has already been called.
16335 * toplev.c (toplev::main): Add call to init_opts_obstack before
16336 calls to init_options_struct.
16337 (toplev::finalize): Move cleanup of opts_obstack next to
16338 cleanup of save_decoded_options, clearing the latter, and
16339 save_decoded_options_count.
16341 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16344 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16345 attribute to unconditional. Remove %? from output template.
16347 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16348 Jiong Wang <jiong.wang@arm.com>
16350 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16351 generated from different expand order.
16353 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16355 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16356 Add support for CCMP costing.
16358 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16360 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16361 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16362 (fccmpe<mode>): Likewise.
16363 (fcmp): Rename to fcmp and globalize pattern.
16365 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16366 (aarch64_gen_ccmp_next): Add FP support.
16368 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16370 * target.def (gen_ccmp_first): Update documentation.
16371 (gen_ccmp_next): Likewise.
16372 * doc/tm.texi (gen_ccmp_first): Update documentation.
16373 (gen_ccmp_next): Likewise.
16374 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16375 expand_ccmp_expr_1. Improve comments.
16376 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16377 (ccmp_ior<mode>): Remove pattern.
16378 (cmp<mode>): Remove expand.
16379 (cmp): Globalize pattern.
16380 (cstorecc4): Use cc_register.
16381 (mov<mode>cc): Remove ccmp_cc_register check.
16382 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16383 Simplify after removal of CC_DNE/* modes.
16384 (aarch64_ccmp_mode_to_code): Remove.
16385 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16386 In 'k' case use integer as condition.
16387 (aarch64_nzcv_codes): Remove inverted cases.
16388 (aarch64_code_to_ccmode): Remove.
16389 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16390 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16391 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16392 pattern. Return the comparison with CC register. Invert conditions
16393 when bitcode is OR.
16394 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16395 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16397 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16399 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16400 instrumented_version.
16402 2016-01-19 Richard Biener <rguenther@suse.de>
16404 PR tree-optimization/69336
16405 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16406 handled components with get_ref_base_and_extent.
16407 (equal_mem_array_ref_p): Adjust.
16409 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16412 * shrink-wrap.c: Include valtrack.h.
16413 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16414 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16415 in between insn and where it will be moved to. Call
16416 dead_debug_insert_temp.
16417 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16418 first and dead_debug_local_finish at the end.
16419 For uses and defs bitmap, handle all regs in between REGNO and
16420 END_REGNO, not just the first one.
16422 2016-01-19 Richard Biener <rguenther@suse.de>
16424 PR tree-optimization/69352
16425 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16426 (equal_mem_array_ref_p): Constrain size and max size properly.
16427 Compare the reverse flag.
16429 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16431 * ira.c (ira): Update regstat data if we deleted insns.
16433 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16435 PR rtl-optimization/68955
16436 PR rtl-optimization/64557
16437 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16438 here. Fix up formatting.
16439 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16441 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16444 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16445 assume that the node has body.
16446 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16449 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16451 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16454 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16456 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16457 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16459 2016-01-19 Martin Jambor <mjambor@suse.cz>
16460 Martin Liska <mliska@suse.cz>
16461 Michael Matz <matz@suse.de>
16463 * Makefile.in (OBJS): Add new source files.
16464 (GTFILES): Add hsa.c.
16465 * common.opt (disable_hsa): New variable.
16466 (-Whsa): New warning.
16467 * config.in (ENABLE_HSA): New.
16468 * configure.ac: Treat hsa differently from other accelerators.
16469 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16470 $enable_offloading.
16471 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16472 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16473 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16474 --with-hsa-kmt-lib.
16475 * doc/invoke.texi (-Whsa): Document.
16476 (hsa-gen-debug-stores): Likewise.
16477 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16478 to invoke offload compiler for hsa acclerator.
16479 * opts.c (common_handle_option): Determine whether HSA offloading
16480 should be performed.
16481 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16482 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16483 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16484 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16485 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16486 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16487 GF_OMP_FOR_KIND_GRID_LOOP.
16488 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16489 (pp_gimple_stmt_1): Likewise.
16490 * gimple-walk.c (walk_gimple_stmt): Likewise.
16491 * gimple.c (gimple_build_omp_grid_body): New function.
16492 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16493 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16494 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16495 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16496 GF_OMP_TEAMS_GRID_PHONY.
16497 (gimple_statement_omp_single_layout): Updated comments.
16498 (gimple_build_omp_grid_body): New function.
16499 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16500 (gimple_omp_for_grid_phony): New function.
16501 (gimple_omp_for_set_grid_phony): Likewise.
16502 (gimple_omp_parallel_grid_phony): Likewise.
16503 (gimple_omp_parallel_set_grid_phony): Likewise.
16504 (gimple_omp_teams_grid_phony): Likewise.
16505 (gimple_omp_teams_set_grid_phony): Likewise.
16506 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16507 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16508 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16509 (BUILT_IN_GOMP_TARGET): Updated type.
16510 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16511 (adjust_for_condition): New function.
16512 (get_omp_for_step_from_incr): Likewise.
16513 (extract_omp_for_data): Moved parts to adjust_for_condition and
16514 get_omp_for_step_from_incr.
16515 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16516 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16517 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16518 (scan_omp_parallel): Do not create child functions for phony
16520 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16521 (scan_omp_1_op): Checking assert we are not remapping to
16522 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16523 (parallel_needs_hsa_kernel_p): New function.
16524 (expand_parallel_call): Register apprpriate parallel child
16525 functions as HSA kernels.
16526 (grid_launch_attributes_trees): New type.
16527 (grid_attr_trees): New variable.
16528 (grid_create_kernel_launch_attr_types): New function.
16529 (grid_insert_store_range_dim): Likewise.
16530 (grid_get_kernel_launch_attributes): Likewise.
16531 (get_target_argument_identifier_1): Likewise.
16532 (get_target_argument_identifier): Likewise.
16533 (get_target_argument_value): Likewise.
16534 (push_target_argument_according_to_value): Likewise.
16535 (get_target_arguments): Likewise.
16536 (expand_omp_target): Call get_target_arguments instead of looking
16537 up for teams and thread limit.
16538 (grid_expand_omp_for_loop): New function.
16539 (grid_arg_decl_map): New type.
16540 (grid_remap_kernel_arg_accesses): New function.
16541 (grid_expand_target_kernel_body): New function.
16542 (expand_omp): Call it.
16543 (lower_omp_for): Do not emit phony constructs.
16544 (lower_omp_taskreg): Do not emit phony constructs but create for them
16545 a temporary variable receiver_decl.
16546 (lower_omp_taskreg): Do not emit phony constructs.
16547 (lower_omp_teams): Likewise.
16548 (lower_omp_grid_body): New function.
16549 (lower_omp_1): Call it.
16550 (grid_reg_assignment_to_local_var_p): New function.
16551 (grid_seq_only_contains_local_assignments): Likewise.
16552 (grid_find_single_omp_among_assignments_1): Likewise.
16553 (grid_find_single_omp_among_assignments): Likewise.
16554 (grid_find_ungridifiable_statement): Likewise.
16555 (grid_target_follows_gridifiable_pattern): Likewise.
16556 (grid_remap_prebody_decls): Likewise.
16557 (grid_copy_leading_local_assignments): Likewise.
16558 (grid_process_kernel_body_copy): Likewise.
16559 (grid_attempt_target_gridification): Likewise.
16560 (grid_gridify_all_targets_stmt): Likewise.
16561 (grid_gridify_all_targets): Likewise.
16562 (execute_lower_omp): Call grid_gridify_all_targets.
16563 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16564 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16565 (tree_omp_clause): Added union field dimension.
16566 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16567 * tree.c (omp_clause_num_ops): Added number of arguments of
16568 OMP_CLAUSE__GRIDDIM_.
16569 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16570 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16571 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16572 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16573 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16574 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16575 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16576 * tree-pass.h (make_pass_gen_hsail): Declare.
16577 (make_pass_ipa_hsa): Likewise.
16578 * ipa-hsa.c: New file.
16579 * lto-section-in.c (lto_section_name): Add hsa section name.
16580 * lto-streamer.h (lto_section_type): Add hsa section.
16581 * timevar.def (TV_IPA_HSA): New.
16582 * hsa-brig-format.h: New file.
16583 * hsa-brig.c: New file.
16584 * hsa-dump.c: Likewise.
16585 * hsa-gen.c: Likewise.
16588 * toplev.c (compile_file): Call hsa_output_brig.
16589 * hsa-regalloc.c: New file.
16591 2016-01-18 Jeff Law <law@redhat.com>
16593 PR tree-optimization/69320
16594 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16595 ranged object, do nothing if the RHS constant is not [0..1].
16596 (optimize_stmt): Comparing a boolean ranged object against a
16597 constant outside [0..1] results in a compile-time constant.
16599 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16602 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16604 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16605 (Option Summary): Update to reflect new section and moved options.
16606 (C++ Dialect Options): Move -fstats to new section.
16607 (Debugging Options): Move all dump, statistics, and other GCC
16608 developer options to new section. Rewrite section introduction
16609 and re-order remaining options to put the more basic ones first.
16610 (Optimization Options): Move -fira-verbose and -flto-report* to
16612 (Developer Options): New section incorporating moved options.
16613 * doc/cppopts.texi (-dM): Update cross-reference.
16615 2016-01-18 Richard Henderson <rth@redhat.com>
16618 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16619 operands to pseudo only if CSE is expected. Split long immediate
16620 operands only after reload, and for the stack pointer.
16621 (*add<GPI>3_pluslong): Remove.
16622 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16623 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16624 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16625 (*add<GPI>3 peepholes): New.
16626 (*add<GPI>3 splitters): New.
16627 * config/aarch64/constraints.md (Upl): New.
16628 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16630 2016-01-18 Richard Biener <rguenther@suse.de>
16632 PR tree-optimization/69297
16633 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16635 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16637 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16639 PR middle-end/68542
16640 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16641 of mixind vector and scalar types.
16642 (fold_relational_const): Add handling of vector
16643 comparison with boolean result.
16644 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16645 comparison of vector operands with boolean result for EQ/NE only.
16646 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16647 (verify_gimple_cond): Likewise.
16648 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16651 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16653 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16656 2016-01-18 Richard Biener <rguenther@suse.de>
16658 PR middle-end/69308
16659 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16661 2016-01-18 Tom de Vries <tom@codesourcery.com>
16663 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16665 2016-01-18 Tom de Vries <tom@codesourcery.com>
16667 * omp-low.c (set_oacc_fn_attrib): Make extern.
16668 * omp-low.h (set_oacc_fn_attrib): Declare.
16669 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16670 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16671 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16672 Add and handle function parameter oacc_kernels_p.
16673 (find_reduc_addr, get_omp_data_i_param): New function.
16674 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16675 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16676 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16677 Calculate dominance info. Skip loops that are not in a kernels region
16678 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16679 (pass_parallelize_loops::execute): Call parallelize_loops with
16680 oacc_kernels_p argument.
16681 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16682 New member function.
16683 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16684 * passes.def: Add argument to pass_parallelize_loops instantation.
16686 2016-01-18 Tom de Vries <tom@codesourcery.com>
16688 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16689 pass_parallelize_loops to be run outside the loop pipeline.
16691 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16693 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16694 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16696 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16699 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16700 using get_ref_base_and_extent.
16701 (equal_mem_array_ref_p): New.
16702 (hashable_expr_equal_p): Add call to previous.
16704 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16707 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16708 (sra_initialize): Allocate disqualified_constants.
16709 (sra_deinitialize): Free disqualified_constants.
16710 (disqualify_candidate): Update disqualified_constants when appropriate.
16711 (create_access): Scan for constant-pool entries as we go along.
16712 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16713 (maybe_add_sra_candidate): Allow constant-pool entries.
16714 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16715 (initialize_constant_pool_replacements): New.
16716 (sra_modify_assign): Avoid mangling assignments created by previous,
16717 and don't generate writes into constant pool.
16718 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16720 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16722 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16723 andnot instruction.
16724 (scalar_chain::convert_op): Likewise.
16725 * config/i386/i386.md (*andndi3_doubleword): New.
16727 2016-01-18 Richard Biener <rguenther@suse.de>
16729 PR tree-optimization/69170
16730 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16731 building a vector from scalar results of a pattern stmt.
16733 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16735 * haifa-sched.c (autopref_multipass_init): Work around
16736 -Wmaybe-uninitialized warning.
16738 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16740 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16741 against the constant 0.
16743 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16745 PR tree-optimization/68799
16746 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16747 look up phi candidates in the statement-candidate map.
16748 (phi_add_costs): Likewise.
16749 (record_phi_increments): Likewise.
16750 (phi_incr_cost): Likewise.
16751 (ncd_with_phi): Likewise.
16752 (all_phi_incrs_profitable): Likewise.
16754 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16756 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16757 -Wmaybe-uninitialized warning.
16759 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16761 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16762 (Option Summary): Update to reflect new section and moved options.
16763 (C++ Dialect Options): Move -fvtable-verify and related options.
16764 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16765 and profiling-related options.
16766 (Optimization Options): Move profile generation options and
16767 -fstack-protector and related options.
16768 (Instrumentation Options): New section incorporating moved options.
16769 (Code Generation Options): Move -finstrument-functions and
16770 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16772 2016-01-16 Tom de Vries <tom@codesourcery.com>
16774 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16776 2016-01-16 Tom de Vries <tom@codesourcery.com>
16778 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16780 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16782 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16783 that checks whether the table is already empty. Rename the
16784 original implementation to...
16785 (hash_table::empty_slot): ...this new private function.
16787 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16789 PR diagnostic/68899
16790 * diagnostic-show-locus.c (layout::print_source_line): Move x
16791 offset of line until after call to
16792 get_line_width_without_trailing_whitespace.
16794 2016-01-15 Jeff Law <law@redhat.com>
16796 PR tree-optimization/69270
16797 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16798 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16799 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16800 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16801 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16802 ssa_name_has_boolean_range and constant_boolean_node.
16804 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16806 PR rtl-optimization/69030
16807 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16809 (spill_pseudos): Delete debug insn for dead pseudo.
16810 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16812 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16814 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16816 (TYPES_UNOPUS): Likewise.
16817 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16818 builtin type, from UNOP to UNOPUS.
16819 (lbtruncuv4sf): Likewise.
16820 (lbtruncuv2df): Likewise.
16821 (lrounduv2sf): Likewise.
16822 (lrounduv4sf): Likewise.
16823 (lrounduv2df): Likewise.
16824 (lroundusf): Likewise.
16825 (lroundusf): Likewise.
16826 (lceiluv2sf): Likewise.
16827 (lceiluv4sf): Likewise.
16828 (lceiluv2df): Likewise.
16829 (lceilusf): Likewise.
16830 (lceiludf): Likewise.
16831 (lflooruv2sf): Likewise.
16832 (lflooruv4sf): Likewise.
16833 (lflooruv2df): Likewise.
16834 (lfloorusf): Likewise.
16835 (lfloorudf): Likewise.
16836 (lfrintnuv2sf): Likewise.
16837 (lfrintnuv4sf): Likewise.
16838 (lfrintnuv2df): Likewise.
16839 (lfrintnusf): Likewise.
16840 (lfrintnudf): Likewise.
16841 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16843 (vcvtq_u32_f32): Likewise.
16844 (vcvtq_u64_f64): Likewise.
16845 (vcvta_u32_f32): Likewise.
16846 (vcvtaq_u32_f32): Likewise.
16847 (vcvtaq_u64_f64): Likewise.
16848 (vcvtm_u32_f32): Likewise.
16849 (vcvtmq_u32_f32): Likewise.
16850 (vcvtmq_u64_f64): Likewise.
16851 (vcvtn_u32_f32): Likwise.
16852 (vcvtnq_u32_f32): Likewise.
16853 (vcvtnq_u64_f64): Likewise.
16854 (vcvtp_u32_f32): Likewise.
16855 (vcvtpq_u32_f32): Likewise.
16856 (vcvtpq_u64_f64): Likewise.
16857 (vcvtmd_u64_f64): Likewise.
16858 (vcvtms_u32_f32): Likewise.
16859 (vcvtad_u64_f64): Likewise.
16860 (vcvtas_u32_f32): Likewise.
16861 (vcvtnd_u64_f64): Likewise.
16862 (vcvtns_u32_f32): Likewise.
16863 (vcvtpd_u64_f64): Likewise.
16864 (vcvtps_u32_f32): Likewise.
16866 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16868 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16869 CSEL of zero_extended registers.
16871 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16873 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16874 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16876 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16878 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16879 false when argument string is not found in the attributes table
16882 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16885 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16886 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16887 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16888 precision estimate.
16890 2016-01-15 Richard Biener <rguenther@suse.de>
16892 PR tree-optimization/66856
16893 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16894 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16895 (vect_create_new_slp_node): Increment stmt reference count.
16896 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16897 an SLP tree before swapping operands.
16898 (vect_build_slp_tree): Likewise.
16899 (destroy_bb_vec_info): Free stmt info after SLP instances.
16900 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16901 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16902 (STMT_VINFO_NUM_SLP_USES): New macro.
16904 2016-01-15 Richard Biener <rguenther@suse.de>
16907 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16908 (add_linkage_name): ... here.
16909 (gen_typedef_die): Use add_linkage_name_raw instead of
16910 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16913 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16915 * gimplify.c (oacc_default_clause): Decode reference and pointer
16916 types for both kernels and parallel regions.
16918 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16920 PR middle-end/69246
16921 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16923 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16925 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16926 (convert_scalars_to_vector): Likewise.
16928 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16930 * doc/extend.texi (Type Traits): Fix grammar.
16932 2016-01-15 Martin Jambor <mjambor@suse.cz>
16934 * tree-inline.c (remap_decl): Use existing dclarations if
16935 remapping a type and prevent_decl_creation_for_types.
16936 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16937 decls first. Do real remapping with
16938 prevent_decl_creation_for_types set.
16939 * tree-inline.h (copy_body_data): New field
16940 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16943 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16945 * config/s390/s390.opt (mmvcle): More verbose help text.
16947 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16949 * config/s390/s390.opt: Add period to -mzvector option text.
16951 2016-01-15 Richard Biener <rguenther@suse.de>
16953 PR tree-optimization/68961
16954 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16955 of invariants in stores again.
16957 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16959 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16961 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16963 * config/i386/i386.c (ix86_expand_branch): Don't split
16964 DI mode xor instruction to SI mode.
16966 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16969 * ipa-icf.c (sem_function::merge): Virtual functions may become
16970 reachable even if they address is not taken and there are no
16973 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16975 * lto-streamer-out.c (subtract_estimated_size): New function.
16976 (get_symbol_initial_value): Use it.
16978 2016-01-15 Christian Bruel <christian.bruel@st.com>
16981 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16982 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16983 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16984 use add_builtin_function_ext_scope instead of add_builtin_function.
16985 (neon_set_p, neon_crypto_set_p): Remove.
16986 (arm_init_builtins): Always call arm_init_neon_builtins and
16987 arm_init_crypto_builtins.
16988 (arm_expand_builtin): Check that builtins are allowed for the arch.
16989 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16990 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16991 arm_init_neon_builtins call.
16993 2016-01-15 Richard Biener <rguenther@suse.de>
16995 PR tree-optimization/69117
16996 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16997 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16998 of the leader conservatively.
16999 (free_scc_vn): Restore original SSA name infos.
17001 2016-01-14 Jeff Law <law@redhat.com>
17003 PR tree-optimization/69270
17004 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
17005 single bit of precision, verify it's also unsigned.
17006 (record_edge_info): Use constant_boolean_node rather than fold_convert
17007 to convert boolean_true/boolean_false to the right type.
17009 2016-01-14 Richard Henderson <rth@redhat.com>
17012 * loop-doloop.c (record_reg_sets): New.
17013 (doloop_optimize): Reject the transform if the sequence
17014 clobbers registers live at the end of the loop block.
17015 (doloop_optimize_loops): Enable df_live if needed.
17017 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
17019 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
17020 * config/rs6000/rs6000.c: Likewise.
17021 * config/rs6000/rs6000.h: Likewise.
17022 * config/rs6000/rs6000.md: Likewise.
17023 * doc/extend.texi: Likewsie.
17025 2016-01-14 Jeff Law <law@redhat.com>
17027 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17030 2016-01-14 Richard Henderson <rth@redhat.com>
17034 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17035 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17036 instead of builtin_decl_declared_p to test for declaration.
17038 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17040 * doc/loop.texi (Loop Analysis and Representation): Document
17041 loop_depth function.
17043 2016-01-14 Tom de Vries <tom@codesourcery.com>
17045 PR tree-optimization/68773
17046 * omp-low.c (expand_omp_target): Don't set force_output.
17047 * varpool.c (varpool_node::get_create): Same.
17048 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17049 offload_funcs with force_output.
17051 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17054 * lra-eliminations.c (move_plus_up): Don't change anything if either
17055 the outer or inner subreg mode is not MODE_INT.
17056 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17057 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17059 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17061 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17062 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17063 reduc_uplus_@var{m}): Remove.
17064 * expr.c (expand_expr_real_2): Remove expansion path for
17065 reduc_[us](min|max|plus) optabs.
17066 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17067 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17068 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17069 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17070 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17071 reduc_[us](min|max|plus) optabs.
17073 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17075 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17076 (reduc_plus_scal_v2sf): New.
17077 (reduc_smax_v2sf): Rename to...
17078 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17079 (reduc_smin_v2sf): Rename to...
17080 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17082 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17084 * alias.c (compare_base_symbol_refs): New function.
17085 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17088 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17090 PR middle-end/68146
17091 PR tree-optimization/69155
17092 * tree-complex.c: Include cfganal.h.
17093 (phis_to_revisit): New variable.
17094 (extract_component): Add phiarg_p argument. Assert that returned
17095 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17096 (update_phi_components): Partly rewrite to use loop over real/imag
17097 components instead of code duplication. If extract_component returns
17098 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17099 create_tmp_reg into the PHI node instead, and mention the phi triplet
17100 in phis_to_revisit.
17101 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17102 in phis_to_revisit at the end.
17104 2016-01-14 Richard Biener <rguenther@suse.de>
17106 PR tree-optimization/68060
17107 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17108 outer loop reduction is only used in the inner loop before
17109 detecting a double reduction.
17111 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17114 * combine.c (expand_field_assignment): Punt if compute_mode is
17115 unsupported scalar mode.
17117 2016-01-14 Richard Biener <rguenther@suse.de>
17119 PR tree-optimization/66856
17120 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17121 SLP node only if it built successfully.
17122 (vect_analyze_slp_instance): Adjust.
17124 2016-01-14 Jeff Law <law@redhat.com>
17126 PR tree-optimization/69270
17127 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17128 (record_edge_info): Use it. Convert boolean_{true,false}_node
17129 to the type of op0.
17131 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17134 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17135 use block_ultimate_origin
17136 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17138 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17140 * doc/invoke.texi (Submodel Options): Rename section to
17141 "Machine-Dependent Options" to better reflect its content.
17142 Rewrite introductory text to remove archaic CPU names.
17145 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17147 * doc/invoke.texi (Code Gen Options): Move section up in file,
17148 before target-specific options. Update menu and option summary
17149 to reflect the new section ordering.
17151 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17153 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17154 (C++ Dialect Options): Add cross-reference to -std option.
17155 * doc/standards.texi (C++ Language): Document C++14 support.
17157 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17159 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17160 for pack/unpack functions for __ibm128.
17161 (PACK_IF): Likewise.
17162 (UNPACK_IF): Likewise.
17164 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17165 support for __ibm128 pack/unpack functions.
17166 (rs6000_invalid_builtin): Likewise.
17167 (rs6000_init_builtins): Likewise.
17168 (rs6000_opt_masks): Likewise.
17170 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17171 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17173 (RS6000_BTM_COMMON): Likewise.
17175 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17176 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17177 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17178 128-bit floating point. Add support for the double values to be
17179 in Altivec registers for TF/IF packing and unpacking, but restrict
17180 TD packing sub-fields to be FPR registers. Don't allow overlapped
17181 register support for packing. Allow pack inputs to be memory
17182 locations. Don't build generator functions for unpack<mode>_dm
17183 and unpack<mode>_nodm.
17184 (unpack<mode>_dm): Likewise.
17185 (unpack<mode>_nodm): Likewise.
17186 (pack<mode>): Likewise.
17188 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17189 built-in functions to pack/unpack explicit __ibm128 values.
17190 (__builtin_unpack_ibm128): Likewise.
17192 * doc/extend.texi (PowerPC Built-in Functions): Document
17193 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17195 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17198 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17199 Add new arg loc and pass it down as context.
17200 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17201 to the location to use for the warning.
17202 (check_function_arguments): New arg loc. All callers changed. Pass
17203 it to check_function_nonnull.
17204 * c-common.h (check_function_arguments): Adjust declaration.
17206 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17208 PR tree-optimization/69156
17209 * gimple.c (validate_type): Removed.
17210 (gimple_builtin_call_types_compatible_p): Use
17211 useless_type_conversion_p instead of validate_type.
17212 * value-prof.c (gimple_stringop_fixed_value): Fold
17213 icall_size to correct type.
17215 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17217 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17220 2016-01-13 Richard Henderson <rth@redhat.com>
17223 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17224 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17225 (ix86_builtin_tm_store): Remove.
17226 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17227 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17228 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17229 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17230 * doc/tm.texi: Rebuild.
17232 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17233 (BUILT_IN_TM_MEMCPY_RTWN): New.
17234 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17235 fallback from vector to integer helpers.
17236 (build_tm_load): Handle vector types directly, instead of
17238 (build_tm_store): Likewise.
17239 (expand_assign_tm): Prepare for register types not handled by
17240 the above. Copy them to memory and use memcpy.
17241 * tree.c (tm_define_builtin): New.
17242 (find_tm_vector_type): New.
17243 (build_tm_vector_builtins): New.
17244 (build_common_builtin_nodes): Call it.
17246 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17248 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17249 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17251 2016-01-13 Tom de Vries <tom@codesourcery.com>
17253 PR tree-optimization/69169
17254 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17255 handled_struct_type param.
17256 (create_variable_info_for, intra_create_variable_infos): Call
17257 create_variable_info_for_1 with extra arg.
17259 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17261 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17262 and "armv8.1-a+crc" entries.
17264 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17267 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17268 Change first operand predicate from register_or_constm1_operand
17269 to register_operand.
17270 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17271 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17272 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17273 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17274 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17275 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17276 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17277 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17278 comparison with constm1_rtx from vec_prefetch_gen part.
17280 2016-01-13 Richard Biener <rguenther@suse.de>
17282 PR tree-optimization/69013
17283 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17284 Exchange assert for a test.
17286 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17289 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17291 2016-01-13 Richard Biener <rguenther@suse.de>
17293 PR tree-optimization/69242
17294 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17295 assert with a check.
17297 2016-01-13 Richard Biener <rguenther@suse.de>
17299 PR tree-optimization/69186
17300 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17301 Properly guard vect_update_misalignment_for_peel call.
17303 2016-01-12 Jeff Law <law@redhat.com>
17305 PR tree-optimization/pr67755
17306 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17307 "need_profile_correction".
17308 (thread_block_1): Initialize new field to false by default. If we
17309 have multiple thread paths through a common joiner to different
17310 final targets, then set new field to true.
17311 (compute_path_counts): Only do count adjustment when it's really
17314 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17316 * doc/invoke.texi (Spec Files): Move section down in file, past
17317 all command-line option descriptions.
17319 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17321 PR middle-end/54809
17322 * doc/gty.texi: Remove documentation of mark_hook.
17323 * gengtype.c (struct write_types_data): Remove code to support
17324 mark_hook attribute.
17325 (walk_type): Likewise.
17326 (write_func_for_structure): Likewise.
17328 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17330 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17331 Directory Options, and -specs= to Overall Options.
17332 (Overall Options): Adjust similarly. Reorder to group related
17333 options together. Make -specs= cross-reference the spec file details.
17334 (Directory Options): Adjust similarly.
17336 2016-01-12 Jeff Law <law@redhat.com>
17338 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17340 2016-01-12 Olivier Hainque <hainque@adacore.com>
17342 * gcc.c (spec_undefvar_allowed): New global.
17343 (process_command): Set to true when running for --version or --help,
17345 (getenv_spec_function): When the variable is not defined, use the
17346 variable name as the variable value if we're allowed not to issue
17349 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17351 PR tree-optimization/68911
17352 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17353 information computed for expression "init + nit * step".
17355 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17357 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17358 about name of GCC executable. Remove deleted node from menu.
17359 (Directory Options) <-B>: Remove cross-reference to deleted node.
17360 (Target Options): Delete section.
17362 2016-01-12 Christian Bruel <christian.bruel@st.com>
17365 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17366 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17368 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17371 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17372 aligned_mem is properly set for AVX512-VL floating point masked
17376 * ifcvt.c (cond_exec_process_if_block): When removing the last
17377 insn from then_bb, remove also any possible barriers that follow it.
17379 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17383 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17384 (PTRDIFF_TYPE): Likewise.
17385 (WCHAR_TYPE): Likewise.
17386 (WCHAR_TYPE_SIZE): Likewise.
17387 (STDINT_LONG32): Likewise.
17389 2016-01-12 Richard Biener <rguenther@suse.de>
17391 PR tree-optimization/69053
17392 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17393 convert initial value for cond reductions.
17395 2016-01-12 Richard Biener <rguenther@suse.de>
17397 PR tree-optimization/69007
17398 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17399 widen_sum after dot_prod and sad.
17401 2016-01-12 Richard Biener <rguenther@suse.de>
17403 PR tree-optimization/69168
17404 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17405 pattern stmt SLP type.
17406 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17407 end up unused so cope with that case.
17409 2016-01-12 Richard Biener <rguenther@suse.de>
17411 PR tree-optimization/69157
17412 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17413 stmts def type only during analyze phase.
17414 (vectorizable_call): Likewise.
17415 (vectorizable_simd_clone_call): Likewise.
17416 (vectorizable_conversion): Likewise.
17417 (vectorizable_assignment): Likewise.
17418 (vectorizable_shift): Likewise.
17419 (vectorizable_operation): Likewise.
17420 (vectorizable_store): Likewise.
17421 (vectorizable_load): Likewise.
17423 2016-01-12 Richard Biener <rguenther@suse.de>
17425 PR tree-optimization/69174
17426 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17428 (vectorizable_load): Properly compute the number of loads needed
17429 for permuted strided SLP loads and do not spuriously assign
17430 to SLP_TREE_VEC_STMTS.
17432 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17434 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17435 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17436 (MD_EXEC_PREFIX): Remove.
17437 (MD_STARTFILE_PREFIX) Removee.
17438 (FILE_NAME_ABSOLUTE_P): Remove.
17439 (CPP_SPEC): Do not read macros from sys/version.h.
17440 (LINK_COMMAND_SPEC): Remove.
17441 (LOCAL_INCLUDE_DIR): Remove.
17442 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17443 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17444 (POST_LINK_SPEC): Define to invoke stubify after linker
17445 (LIBSTDCXX): Remove define
17446 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17447 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17448 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17449 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17450 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17451 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17452 (i386_djgpp_asm_named_section): Add propotype of new procedure
17454 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17455 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17456 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17457 in config/i386/djgpp.h).
17458 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17459 STANDARD_STARTFILE_PREFIX_1.
17460 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17461 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17462 installation errors.
17463 (MAX_OFILE_ALIGNMENT): Define to 128.
17464 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17466 * config/i386/djgpp.c: New file. Add implementation of
17467 i386_djgpp_asm_named_section.
17469 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17471 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17472 Add rule for building djgpp.o.
17474 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17476 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17477 (rtx_is_swappable_p): Reductions are swappable.
17478 (insn_is_swappable_p): V2DF reductions are swappable.
17480 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17482 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17483 reloads for other unsupported memory operands.
17485 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17486 Jim Wilson <jim.wilson@linaro.org>
17489 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17490 copy_to_mode_reg instead of force_reg.
17492 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17495 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17496 TARGET_80387 is true.
17498 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17501 * lra-eliminations.c (move_plus_up): Only move plus up
17502 if subreg of the constant can be simplified into constant
17503 and use the simplified subreg of the constant instead of
17504 the original constant.
17506 * fold-const.c (fold_convertible_p): Don't return true
17507 for conversion of VECTOR_TYPE to same sized integral type.
17508 (fold_convert_loc): Fix up formatting. Fold conversion of
17509 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17510 instead of NOP_EXPR.
17512 PR tree-optimization/69214
17513 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17514 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17517 PR tree-optimization/69207
17518 * tree-vect-slp.c (vect_get_constant_vectors): For
17519 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17520 fold_convertible_p to vector_type's element type, and always
17521 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17523 2016-01-11 Richard Biener <rguenther@suse.de>
17525 PR tree-optimization/69173
17526 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17527 fixup the cycle if all stmts are in a pattern.
17529 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17531 PR middle-end/68999
17532 * alias.c (base_alias_check): Move check for addresses with
17533 alignment ANDs before the call for compare_base_decls.
17534 (memrefs_conflict_p): Return -1 for different decls
17535 that went through alignment adjustments.
17537 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17539 PR rtl-optimization/68796
17540 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17541 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17542 and QImode comparisons against zero with CC_NZmode.
17543 * config/aarch64/iterators.md (short_mask): New mode_attr.
17545 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17547 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17548 (<avx512>_store<mode>_mask): Likewise.
17550 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17551 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17553 PR rtl-optimization/68841
17554 * ifcvt.c (struct noce_if_info): Add orig_x field.
17555 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17556 Don't record conflicts on to_rename if it's present.
17557 Allow memory destinations in sets.
17558 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17559 blocks, passing orig_x to the checks.
17560 (noce_process_if_block): Set if_info->orig_x appropriately.
17562 2016-01-11 Tom de Vries <tom@codesourcery.com>
17564 PR tree-optimization/69069
17565 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17567 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17569 PR rtl-optimization/68920
17570 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17571 of conditional moves for RTL if-conversion to 1 for
17572 TARGET_ONE_IF_CONV_INSN.
17573 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17574 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17575 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17576 parameter to restirct number of conditional moves for
17578 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17579 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17582 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17585 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17586 onepart vars. Fix typo in comment. Fix reversed condition in
17588 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17591 * var-tracking.c (dump_onepart_variable_differences): New.
17592 (dataflow_set_different): If a detailed dump is requested,
17593 delay early returns and dump differences between onepart
17594 variables present before and after, and added variables.
17596 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17599 * expr.c (expand_expr_real_1): For boolean vector constants
17600 with a scalar mode use const_scalar_mask_from_tree.
17601 (const_scalar_mask_from_tree): New.
17602 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17603 assigned to a mask type to handle constants.
17605 2016-01-11 Martin Jambor <mjambor@suse.cz>
17608 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17609 useless parameters if we cannot change function signature.
17611 2016-01-11 Martin Jambor <mjambor@suse.cz>
17614 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17617 2016-01-11 Tom de Vries <tom@codesourcery.com>
17619 PR tree-optimization/69109
17620 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17623 2016-01-11 Tom de Vries <tom@codesourcery.com>
17625 PR tree-optimization/69108
17626 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17627 res is not used in a phi.
17629 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17632 * common.opt (frandom-seed): Fix parameter name.
17633 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17635 2016-01-11 Tom de Vries <tom@codesourcery.com>
17637 PR tree-optimization/69058
17638 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17641 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17643 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17644 (mcode-density): Likewise.
17646 2016-01-10 Tom de Vries <tom@codesourcery.com>
17648 PR tree-optimization/69062
17649 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17650 (parallelize_loops): Don't paralelize loop that has phi with address
17653 2016-01-10 Tom de Vries <tom@codesourcery.com>
17655 PR tree-optimization/69039
17656 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17659 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17661 PR middle-end/68743
17662 * match.pd: Require target has function_c99_misc before doing
17663 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17665 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17667 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17669 * configure: Regenerate.
17671 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17673 PR middle-end/50865
17674 PR tree-optimization/69097
17675 * fold-const.h (expr_not_equal_to): New prototype.
17676 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17677 (expr_not_equal_to): New function.
17678 * match.pd (X % -Y is the same as X % Y): Don't optimize
17679 unless X is known not to be equal to minimum or Y is known
17680 not to be equal to -1.
17681 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17682 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17683 (simplify_stmt_using_ranges): Adjust caller.
17684 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17685 substitute_and_fold.
17687 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17689 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17692 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17694 PR tree-optimization/69167
17695 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17696 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17698 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17700 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17701 Richard Biener <rguenther@suse.de>
17703 PR tree-optimization/68707
17704 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17705 instances that can be handled via vect_load_lanes.
17707 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17709 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17710 if we can't determine address equivalence.
17711 * alias.c (compare_base_decl): Update for changed return value of
17712 symtab_node::equal_address_to.
17714 2016-01-08 Jason Merrill <jason@redhat.com>
17718 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17719 * expr.c (store_field): Not here.
17720 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17721 call with TREE_ADDRESSABLE type.
17722 * tree-cfg.c (verify_gimple_call): Adjust.
17724 2016-01-08 Olivier Hainque <hainque@adacore.com>
17726 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17729 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17731 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17732 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17733 (reduc_smin_v2sf): Rename to...
17734 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17735 (reduc_splus_v2sf): Rename to...
17736 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17738 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17740 PR tree-optimization/69162
17741 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17742 valist argument in another argument.
17743 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17744 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17745 to determine the va_list type, build a MEM_REF instead of
17746 build_fold_indirect_ref.
17748 PR tree-optimization/69172
17749 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17752 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17754 PR tree-optimization/67781
17755 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17756 and cmpnop in two steps: first the ones not accessed in original
17757 gimple expression in a endian independent way and then the ones not
17758 accessed in the final result in an endian-specific way.
17760 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17762 PR tree-optimization/69083
17763 * tree-vect-slp.c (vect_get_constant_vectors): For
17764 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17765 element type. If op is fold_convertible_p to vector_type's element
17766 type, use NOP_EXPR instead of VCE.
17768 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17770 PR rtl-optimization/67778
17771 PR rtl-optimization/68634
17772 PR rtl-optimization/68909
17773 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17774 block from the stack until done with it. Remove a superfluous
17775 bitmap set. Remove a superfluous bitmap test.
17777 2016-01-07 Martin Sebor <msebor@redhat.com>
17780 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17781 constraint on the type of arguments.
17783 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17785 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17786 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17787 unaligned_access on the gcc_options set.
17788 * config/arm/arm.c (arm_option_override_internal): Use
17789 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17791 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17794 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17795 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17797 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17800 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17803 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17804 depending on frame_pointer_needed before remaining integer and SSE
17805 registers are saved.
17807 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17810 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17812 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17815 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17816 Use the "xBm" constraint.
17817 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17819 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17820 (sse_cvtsi2ssq<round_name>): Likewise.
17821 (sse_cvtss2si<round_name>): Likewise.
17822 (sse_cvtss2siq<round_name>): Likewise.
17823 (sse2_cvtsi2sdq<round_name>): Likewise.
17824 (sse2_cvtsd2si<round_name>): Likewise.
17825 (sse2_cvtsd2siq<round_name>): Likewise.
17826 * config/i386/subst.md (round_nimm_scalar_predicate): New
17829 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17831 PR middle-end/67639
17832 * varasm.c (make_decl_rtl): Mark invalid register vars as
17835 PR rtl-optimization/66206
17836 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17837 All callers changed.
17839 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17841 PR tree-optimization/69141
17842 * tree-ssa-pre.c: Include langhooks.h.
17843 (eliminate_dom_walker::before_dom_children): Use
17844 lang_hooks.decl_printable_name instead of
17845 cgraph_node::get ()->name ().
17847 PR middle-end/68960
17848 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17849 it and DECL_ALIGN too.
17851 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17853 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17855 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17858 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17859 depending on frame_pointer_needed before remaining integer and SSE
17860 registers are saved.
17862 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17864 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17865 mode iterator with VSX_M2.
17866 (*p9_vecstore_<mode>): Likewise.
17867 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17868 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17869 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17870 (define_split for VSX_LE128 stores): Likewise.
17871 (define_peephole2 for TImode LE swaps): Likewise.
17872 (define_split for VSX_LE128 post-reload stores): Likewise.
17874 2016-01-06 Marek Polacek <polacek@redhat.com>
17877 * convert.c (convert_to_integer_1): Adjust call to
17878 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17879 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17880 EXPR instead of ARG.
17881 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17883 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17886 * doc/extend.texi (RL78 Variable Attributes): New section.
17888 2016-01-05 Marek Polacek <polacek@redhat.com>
17891 * builtins.c (get_memmodel): Use expansion point location rather than
17892 the input location. Call warning_at rather than warning.
17893 (expand_builtin_atomic_compare_exchange): Likewise.
17894 (expand_builtin_atomic_load): Likewise.
17895 (expand_builtin_atomic_store): Likewise.
17896 (expand_builtin_atomic_clear): Likewise.
17898 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17901 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17902 Replace nonimmediate_operand with vector_operand.
17903 * config/i386/predicates.md (vector_operand): New predicate.
17904 (general_vector_operand): Replace nonimmediate_operand with
17906 * config/i386/sse.md: Replace nonimmediate_operand with
17907 vector_operand and m constraint with Bm constraint on SSE
17908 patterns with 16-byte memory operand.
17909 * config/i386/subst.md (round_nimm_predicate): Replace
17910 nonimmediate_operand with vector_operand.
17911 (round_saeonly_nimm_predicate): Likewise.
17912 (round_saeonly_nimm_scalar_predicate): New.
17914 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17917 * config/i386/constraints.md (Bm): New constraint.
17918 * config/i386/predicates.md (vector_memory_operand): New
17920 * config/i386/sse.md: Replace xm with xBm in plusminus and
17921 any_logic patterns.
17923 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17926 * doc/extend.texi (V850 Function Attributes): New section.
17927 (V850 Variable Attributes): New section.
17929 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17932 * doc/extend.texi (MicroBlaze Function Attributes): Document
17933 interrupt_handler and fast_interrupt attributes.
17935 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17938 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17939 for local symbolic operands.
17940 * config/ia64/predicates.md (local_symbolic_operand64): New
17943 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17945 PR rtl-optimization/68651
17946 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17949 2016-01-05 Nathan Sidwell <nathan@acm.org>
17951 * alias.c (compare_base_decls): Use symtab_node::get.
17953 2016-01-05 Nick Clifton <nickc@redhat.com>
17956 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17957 secondary_reload_info structure.
17960 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17961 decls if weak support is available.
17963 2016-01-04 Martin Sebor <msebor@redhat.com>
17965 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17967 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17969 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17970 OPTION_MASK_P9_DFORM.
17972 * config/rs6000/constraints.md (wo constraint): New constraint for
17975 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17977 (rs6000_init_hard_regno_mode_ok): Likewise.
17979 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17982 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17983 expanders not to have constraints. Add support for ISA 3.0 xxperm
17984 instruction. Add support for fusing xxlor with xxperm.
17985 (altivec_vperm_<mode>_internal): Likewise.
17986 (altivec_vperm_v8hiv16qi): Likewise.
17987 (altivec_vperm_<mode>v16q): Likewise.
17988 (altivec_vperm_<mode>_uns): Likewise.
17989 (vperm_v8hiv4si): Likewise.
17990 (vperm_v16qiv8hi): Likewise.
17992 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17994 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17996 Update copyright years.
17998 * gcc.c (process_command): Update copyright notice dates.
17999 * gcov-dump.c (print_version): Ditto.
18000 * gcov.c (print_version): Ditto.
18001 * gcov-tool.c (print_version): Ditto.
18002 * gengtype.c (create_file): Ditto.
18003 * doc/cpp.texi: Bump @copying's copyright year.
18004 * doc/cppinternals.texi: Ditto.
18005 * doc/gcc.texi: Ditto.
18006 * doc/gccint.texi: Ditto.
18007 * doc/gcov.texi: Ditto.
18008 * doc/install.texi: Ditto.
18009 * doc/invoke.texi: Ditto.
18011 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18013 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
18014 modes larger than TImode as TImode if NEON is not enabled.
18016 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18019 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
18020 mode for %f0-%f31 only if TARGET_FPU.
18022 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
18025 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18026 to compute the PACKED_P predicate.
18027 (function_arg_record_value): Minor tweaks.
18029 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18031 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18032 option for arm*-*-* targets.
18034 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18036 * doc/extend.texi (Common Function Attributes): Move docs for
18037 MSP430-specific attributes to....
18038 (MSP430 Function Attributes): ...here. Delete the redundant
18039 entries and copy-edit the remaining text.
18040 (MSP430 Variable Attributes): Use uniform format for index
18041 entries and add a cross-reference to the corresponding function
18044 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18046 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18048 (x86 Options): Likewise.
18050 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18054 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18055 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18056 to corresponding attribute.
18058 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18060 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18061 to correct alphabetization of table. Copy-edit and correct
18063 <stack_protect>: Likewise.
18064 <target_clones>: Likewise.
18066 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18067 Correct punctuation.
18068 (Code Gen Options) <-fno-plt>: Copy-edit.
18070 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18073 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18074 SI values. Explicitly convert SI to DI and vice-versa.
18076 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18078 PR tree-optimization/69070
18079 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18080 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18083 * ubsan.c (ubsan_instrument_float_cast): Call
18084 initialize_sanitizer_builtins.
18087 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18089 Copyright (C) 2016 Free Software Foundation, Inc.
18091 Copying and distribution of this file, with or without modification,
18092 are permitted in any medium without royalty provided the copyright
18093 notice and this notice are preserved.