1 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
3 * config/avr/predicates.md (const_m255_to_m1_operand): New.
4 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
5 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
6 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
7 (*usum_widenqihi3, *udiff_widenqihi3)
8 (*addhi3_zero_extend.const): New combiner insns.
9 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
10 just 1 bit is affected.
11 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
14 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
16 * omp-low.c (lower_omp_target): Mark data clauses with
17 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
18 zero-length subarrays.
20 2016-07-15 Richard Biener <rguenther@suse.de>
22 PR tree-optimization/71881
23 * tree-loop-distribution.c (destroy_loop): Remove blocks in
24 reverse DOM order to make debug temp generation happy.
26 2016-07-15 Richard Biener <rguenther@suse.de>
28 PR tree-optimization/71887
29 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
30 verify it is not zero for division / modulo handling.
31 (value_replacement): Adjust.
33 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
34 Julian Brown <julian@codesourcery.com>
36 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
37 * config/aarch64/aarch64-cost-tables.h
38 (vulcan_extra_costs): New variable.
39 * config/aarch64/aarch64.c
40 (vulcan_addrcost_table): Likewise.
41 (vulcan_regmove_cost): Likewise.
42 (vulcan_vector_cost): Likewise.
43 (vulcan_branch_cost): Likewise.
44 (vulcan_tunings): Likewise.
46 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
48 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
49 (output_in_order): Loop over undefined variables too. Output them
50 via assemble_undefined_decl. Skip variables that correspond to hard
51 registers or have value-exprs.
52 * varpool.c (symbol_table::output_variables): Handle undefined
53 variables together with defined ones.
55 2016-07-15 Richard Biener <rguenther@suse.de>
57 * tree-ssa-pre.c (get_representative_for): Make sure to return
58 the value number of SSA names.
59 (phi_translate_1): get_representative_for cannot return NULL.
60 (do_pre_regular_insertion): Remove redundant call to
61 fully_constant_expression.
62 (do_pre_partial_partial_insertion): Likewise.
64 2016-07-15 Bin Cheng <bin.cheng@arm.com>
66 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
67 (derive_simple_iv_with_niters): New function.
68 (simple_iv): Rewrite using simple_iv_with_niters.
69 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
70 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
72 (number_of_iterations_exit): Rewrite using above function.
73 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
76 2016-07-15 Richard Biener <rguenther@suse.de>
78 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
81 2016-07-14 Jakub Jelinek <jakub@redhat.com>
83 PR tree-optimization/71872
84 * tree-data-ref.c (get_references_in_stmt): Ignore references
85 with is_gimple_constant get_base_address.
87 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
89 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
90 (TARGET_HAVE_LDACQD): New macro.
91 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
92 than TARGET_HAVE_LDACQ.
93 (arm_load_acquire_exclusivedi): Likewise.
94 (arm_store_release_exclusivedi): Likewise.
96 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
98 PR rtl-optimization/71878
99 * lra-constraints.c (match_reload): Pass information about other
100 output operands. Create new unique register value if matching input
101 operand shares same register value as output operand being considered.
102 (curr_insn_transform): Record output operands already processed.
104 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
107 PR tree-optimization/70923
108 * tree-vect-patterns.c: Include mult-synthesis.h.
109 (target_supports_mult_synth_alg): New function.
110 (synth_lshift_by_additions): Likewise.
111 (apply_binop_and_append_stmt): Likewise.
112 (vect_synth_mult_by_constant): Likewise.
113 (target_has_vecop_for_code): Likewise.
114 (vect_recog_mult_pattern): Use above functions to synthesize vector
115 multiplication by integer constants.
117 2016-07-14 Alan Modra <amodra@gmail.com>
119 * gcc/config/rs6000/altivec.md (altivec_mov<mode>): Disparage
120 gpr alternatives. Correct '*' placement on Y,r alternative.
121 Add '*' on operand 1 of r,r alternative.
123 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
125 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
126 * expmed.h: ... Here.
128 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
130 * gimple.h (stmt_can_terminate_bb_p): New function.
131 * tree-cfg.c (need_fake_edge_p): Rename to ...
132 (stmt_can_terminate_bb_p): ... this; return true if stmt can
133 throw external; handle const and pure calls.
134 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
136 2016-07-14 Richard Biener <rguenther@suse.de>
138 PR tree-optimization/71866
139 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
140 (do_hoist_insertion): Avoid endless recursion when we
141 didn't insert anything because we managed to simplify
142 things down to a constant or SSA name.
143 (fully_constant_expression): Re-write in terms of ...
144 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
145 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
146 vn_nary_build_or_lookup_1.
147 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
148 (vn_nary_build_or_lookup): ... this which now wraps it.
150 2016-07-14 Alan Modra <amodra@gmail.com>
153 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
154 with p9_vector override before power9-dform override.
156 2016-07-13 Andi Kleen <ak@linux.intel.com>
158 * value-prof.c (gimple_value_profile_transformations): Don't run
159 when auto_profile is on.
161 2016-07-13 Andi Kleen <ak@linux.intel.com>
163 * auto-profile.c (update_inlined_ind_target,
164 afdo_indirect_call): Print information to dump file.
166 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
168 * genrecog.c (special_predicate_operand_p): New function.
169 (predicate_name): Move function.
170 (validate_pattern): Don't warn about missing mode for all
171 define_special_predicate predicates.
173 2016-07-13 Bin Cheng <bin.cheng@arm.com>
175 * tree-vect-data-refs.c (vect_no_alias_p): New function.
176 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
177 resolve alias checks which are known at compilation time.
178 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
179 alias checks are resolved. Move dump info for too many runtime
180 alias checks to here...
181 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
183 2016-07-13 Richard Biener <rguenther@suse.de>
185 PR tree-optimization/24574
186 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
187 position and add shift, rotate, divison and modulo support
189 (value_replacement): Pass in argument position to absorbing_element_p.
191 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
194 * ipa-inline-transform.c (inline_call): Support
197 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
199 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
200 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
202 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
203 Baseline. Make initial alternative TARGET_32BIT only.
205 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
206 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
209 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
211 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
212 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
213 availability with TARGET_HAVE_MOVT.
214 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
215 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
216 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
218 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
219 extra instruction if MOVW is available. Use a cost variable
220 incremented by COSTS_N_INSNS (1) when the condition match rather than
221 returning an arithmetic expression based on COSTS_N_INSNS. Make
222 constant with bottom half word zero cost 2 instruction if MOVW is
224 * config/arm/arm.md (define_attr "arch"): Add v8mb.
225 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
226 target is ARMv8-M Baseline.
227 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
228 (arm_movtas_ze): Likewise.
229 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
230 alternative for constants satisfying j constraint.
231 (thumb1_movsi_insn): Likewise.
232 (movsi splitter for K alternative): Tighten condition to not trigger
233 if movt is available and j constraint is satisfied.
234 (Pe immediate splitter): Likewise.
235 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
236 constant fitting in an halfword to use MOVW.
237 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
240 2016-07-13 Richard Biener <rguenther@suse.de>
243 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
244 gimplifying the LHS. Make sure to gimplify a returning twice
245 call LHS without using SSA names.
247 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
249 * tree-data-ref.c (find_data_references_in_stmt): Remove
250 unnecessary call to vec::release.
251 (graphite_find_data_references_in_stmt): Likewise.
252 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
253 * tree-vect-stmts.c (vectorizable_condition): Likewise.
255 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
257 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
258 * genmatch.c (lower_for): Likewise.
259 * haifa-sched.c (haifa_sched_init): Likewise.
260 (add_to_speculative_block): Likewise.
261 (create_check_block_twin): Likewise.
262 * predict.c (handle_missing_profiles): Likewise.
263 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
264 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
265 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
266 (maybe_lower_iteration_bound): Likewise.
267 * tree-ssa-sccvn.c (DFS): Likewise.
268 * tree-stdarg.c (reachable_at_most_once): Likewise.
269 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
270 (vectorizable_store): Likewise.
272 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
274 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
275 (sccvn_dom_walker): make cond_stack an auto_vec.
277 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
279 * ree.c (struct ext_state): Make type of members auto_vec.
280 (find_and_remove_re): Adjust.
282 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
284 * cfgexpand.c (struct stack_vars_data): Make type of fields
286 (expand_used_vars): Adjust.
288 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
290 * ipa.c (record_cdtor_fn): Adjust.
291 (build_cdtor_fns): Likewise.
292 (ipa_cdtor_merge): Make static_ctors and static_dtors local
295 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
297 * genextract.c (struct accum_extract): Add constructor and make
301 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
303 * tree.c (struct free_lang_data_d): Add constructor and change
304 types of members to ones that automatically manage resources.
305 (fld_worklist_push): Adjust.
306 (find_decls_types): Likewise.
307 (find_decls_types_in_eh_region): Likewise.
308 (free_lang_data_in_cgraph): Stop manually creating and
309 destroying members of free_lang_data_d.
311 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
313 PR rtl-optimization/68961
314 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
315 peephole variant. Use sse_reg_operand predicates.
317 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/predicates.md (x86_64_immediate_operand)
320 <case CONST_INT>: Remove unneeded truncation to DImode.
322 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
324 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
327 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
328 The xxperm and xxpermr instructions require that the 2nd input
329 operand overlap with the output operand, and not the 1st.
330 (altivec_vperm_v8hiv16qi): Likewise.
331 (altivec_vperm_<mode>_uns_internal): Likewise.
332 (altivec_vpermr_<mode>_internal): Likewise.
333 (vperm_v8hiv4si): Likewise.
334 (vperm_v16qiv8hi): Likewise.
336 2016-07-12 Martin Liska <mliska@suse.cz>
338 * params.def: Add avg-loop niter.
339 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
340 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
341 * doc/invoke.texi: Document the new parameter.
343 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
346 * expr.c (store_constructor): Mask sign-extended bits when widening
347 sub-word constructor element at the start of a word.
349 2016-07-12 Martin Liska <mliska@suse.cz>
351 * Makefile.in: Append rule for params-options.h.
352 * params-options.h: New file.
354 2016-07-12 Martin Liska <mliska@suse.cz>
356 * ira-build.c (mark_loops_for_removal): Properly iterate
359 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
360 Richard Biener <rguenther@suse.de>
362 PR tree-optimization/23286
363 PR tree-optimization/70159
364 * doc/invoke.texi: Document -fcode-hoisting.
365 * common.opt (fcode-hoisting): New flag.
366 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
367 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
368 (do_regular_insertion): Rename to ...
369 (do_pre_regular_insertion): ... this and amend general comments
370 on insertion strathegy.
371 (do_partial_partial_insertion): Rename to ...
372 (do_pre_partial_partial_insertion): ... this.
373 (do_hoist_insertion): New function.
374 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
375 and call do_hoist_insertion properly.
377 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
378 (pass_pre::execute): Register hoist_insert stats.
380 2016-07-12 Jakub Jelinek <jakub@redhat.com>
383 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
384 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
385 is different from mode's bitsize. Small cleanup.
387 2016-07-12 Richard Biener <rguenther@suse.de>
389 PR rtl-optimization/68961
390 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
391 to simplify to a non-constant.
393 2016-07-11 Jakub Jelinek <jakub@redhat.com>
396 * omp-low.c (expand_omp_target): Gimplify device.
398 PR tree-optimization/71823
399 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
400 to get vec_oprnds2 from op2.
402 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
405 Hoist common subexpressions.
406 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
408 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
411 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
412 prevent generation of 'stxsiwx' on pre Power8 hardware.
414 2016-07-11 David Malcolm <dmalcolm@redhat.com>
416 * input.c: Include cpplib.h.
417 (selftest::temp_source_file): New class.
418 (selftest::temp_source_file::temp_source_file): New ctor.
419 (selftest::temp_source_file::~temp_source_file): New dtor.
420 (selftest::should_have_column_data_p): New function.
421 (selftest::test_should_have_column_data_p): New function.
422 (selftest::temp_line_table): New class.
423 (selftest::temp_line_table::temp_line_table): New ctor.
424 (selftest::temp_line_table::~temp_line_table): New dtor.
425 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
426 it to create a temp_line_table.
427 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
428 locations that are known to have column data.
429 (selftest::line_table_case): New struct.
430 (selftest::test_reading_source_line): Move tempfile handling
431 to class temp_source_file.
432 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
433 (selftest::assert_token_loc_eq): New function.
434 (ASSERT_TOKEN_LOC_EQ): New macro.
435 (selftest::test_lexer): New function.
436 (selftest::boundary_locations): New array.
437 (selftest::input_c_tests): Call test_should_have_column_data_p.
438 Loop over a test matrix of interesting values of location and
439 default_range_bits, calling test_lexer on each case in the matrix.
440 Move call to test_accessing_ordinary_linemaps into the matrix.
441 * selftest.h (ASSERT_EQ): Reimplement in terms of...
442 (ASSERT_EQ_AT): New macro.
444 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
447 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
448 Don't convert TImode in debug insn.
450 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
452 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
453 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
454 (tree_type_common::lang_flag_7): New.
455 (tree_type_common::spare): Reduce size.
456 * tree.h (TYPE_ALIGN_OK): Remove.
457 (TYPE_LANG_FLAG_7): New.
458 (get_inner_reference): Adjust header.
459 * print-tree.c (print_node): Adjust.
460 * expr.c (get_inner_reference): Remove parameter keep_aligning.
461 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
462 calls to get_inner_reference.
463 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
464 handling of TYPE_ALIGN_OK.
465 * builtins.c (get_object_alignment_2): Adjust call to
466 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
467 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
469 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
470 * cfgexpand.c (expand_debug_expr): Likewise.
471 * dbxout.c (dbxout_expand_expr): Likewise.
472 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
473 loc_list_from_tree, fortran_common): Likewise.
474 * fold-const.c (optimize_bit_field_compare,
475 decode_field_reference, fold_unary_loc, fold_comparison,
476 split_address_to_core_and_offset): Likewise.
477 * gimple-laddress.c (execute): Likewise.
478 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
479 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
480 * hsa-gen.c (gen_hsa_addr): Likewise.
481 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
482 * tsan.c (instrument_expr): Likewise.
483 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
484 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
485 * tree-affine.c (tree_to_aff_combination,
486 get_inner_reference_aff): Adjust calls to get_inner_reference.
487 * tree-data-ref.c (split_constant_offset_1,
488 dr_analyze_innermost): Likewise.
489 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
490 * tree-sra.c (ipa_sra_check_caller): Likewise.
491 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
492 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
493 bswap_replace): Likewise.
494 * tree-vect-data-refs.c (vect_check_gather,
495 vect_analyze_data_refs): Likewise.
496 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
497 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
500 2016-07-11 David Malcolm <dmalcolm@redhat.com>
502 * Makefile.in (selftest-valgrind): New phony target.
503 * function-tests.c (selftest::build_cfg): Delete pass instances
505 (selftest::convert_to_ssa): Likewise.
506 (selftest::test_expansion_to_rtl): Likewise.
507 * tree-cfg.c (selftest::test_linear_chain): Release dominator
509 (selftest::test_diamond): Likewise.
511 2016-07-11 Richard Biener <rguenther@suse.de>
513 PR tree-optimization/71816
514 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
515 than replacing all of its operands.
517 2016-07-11 Alan Modra <amodra@gmail.com>
519 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
520 (ctr<mode>): Add unspec.
521 (ctr<mode>_internal*): Likewise.
523 2016-07-08 James Bowman <james.bowman@ftdichip.com>
525 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
526 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
528 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
530 PR rtl-optimization/71621
531 * lra-constraints.c (process_alt_operands): Check combination of
534 2016-07-08 Jason Merrill <jason@redhat.com>
535 Richard Biener <rguenther@suse.de>
537 P0145: Refining Expression Order for C++.
538 * gimplify.c (initial_rhs_predicate_for): New.
539 (gimplfy_modify_expr): Gimplify RHS before LHS.
541 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
544 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
545 Allow standard error handling to take over when a wrong number
546 of arguments is presented to __builtin_vec_ld () or
549 2016-07-08 Jiong Wang <jiong.wang@arm.com>
551 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
556 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
557 __builtin_aarch64_fmaxv2sf.
558 (vmaxnmq_f32): Likewise.
559 (vmaxnmq_f64): Likewise.
560 (vminnm_f32): Likewise.
561 (vminnmq_f32): Likewise.
562 (vminnmq_f64): Likewise.
564 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
567 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
568 enable -mfloat128-hardware by default.
569 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
570 that IEEE 128-bit hardware support needs.
571 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
572 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
573 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
574 floating point requires.
575 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
576 -mfloat128 and -mfloat128-hardware changes.
578 2016-07-08 Alan Hayward <alan.hayward@arm.com>
580 PR tree-optimization/71667
581 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
583 2016-07-08 Martin Liska <mliska@suse.cz>
586 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
587 folding produces SAVE_EXPRs, thus return false for the type.
589 2016-07-07 Martin Liska <mliska@suse.cz>
591 * file-find.c (remove_prefix): New function.
592 * file-find.h (remove_prefix): Declare the function.
593 * gcc-ar.c (main): Skip a folder of the wrapper if
594 a wrapped binary would point to the same file.
596 2016-07-07 Jan Hubicka <jh@suse.cz>
598 * tree-scalar-evolution.c (iv_can_overflow_p): export.
599 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
600 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
602 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
605 * ipa-inline-analysis.c (compute_inline_parameters): Set
606 local.can_change_signature to false for intrumentation
609 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
611 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
612 with TARGET_HAVE_MOVT.
613 (TARGET_HAVE_MOVT): Define.
614 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
615 availability with TARGET_HAVE_MOVT.
616 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
618 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
620 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
621 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
622 * config/arm/constraints.md (define_constraint "j"): Use
623 TARGET_HAVE_MOVT to check MOVT availability.
625 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
627 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
629 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
631 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
632 (armv8-m.main): Likewise.
633 (armv8-m.main+dsp): Likewise.
634 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
635 (FL_FOR_ARCH8M_MAIN): Likewise.
636 * config/arm/arm-tables.opt: Regenerate.
637 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
638 armv8-m.main+dsp to BE8_LINK_SPEC.
639 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
640 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
641 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
642 Baseline and Mainline.
643 (arm_option_override_internal): Also disable arm_restrict_it when
644 !arm_arch_notm. Update comment for -munaligned-access to also cover
646 (arm_file_start): Increase buffer size for printing architecture name.
647 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
648 and armv8-m.main+dsp.
649 (mno-unaligned-access): Clarify that this is disabled by default for
650 ARMv8-M Baseline architectures as well.
652 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
654 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
655 decide whether to prevent some libgcc routines being included for some
656 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
657 link between this condition and the one in
658 libgcc/config/arm/lib1func.S.
660 2016-07-07 Richard Biener <rguenther@suse.de>
662 * tree-ssa-pre.c: Include alias.h.
663 (compute_avail): If we have multiple VN_REFERENCEs with the
664 same hashtable entry adjust that to make it a valid replacement
665 for all of them with respect to alignment and aliasing
666 when doing insertion.
667 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
668 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
670 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
674 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
675 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
678 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
680 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
681 (adjust_mems): Adjust.
682 (adjust_insn): Likewise.
683 (prepare_call_arguments): Likewise.
685 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
687 * gcse.c (struct ls_expr): Make stores field a vector.
688 (ldst_entry): Adjust.
689 (free_ldst_entry): Likewise.
690 (print_ldst_list): Likewise.
691 (compute_ld_motion_mems): Likewise.
692 (update_ld_motion_stores): Likewise.
694 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
696 * gcse.c (struct ls_expr): Remove loads field.
697 (ldst_entry): Adjust.
698 (free_ldst_entry): Likewise.
699 (print_ldst_list): Likewise.
700 (compute_ld_motion_mems): Likewise.
702 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
704 * store-motion.c (struct st_expr): Make antic_stores a vector.
705 (st_expr_entry): Adjust.
706 (free_st_expr_entry): Likewise.
707 (print_store_motion_mems): Likewise.
708 (find_moveable_store): Likewise.
709 (compute_store_table): Likewise.
710 (remove_reachable_equiv_notes): Likewise.
711 (replace_store_insn): Likewise.
712 (build_store_vectors): Likewise.
714 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
716 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
717 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
719 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
721 PR tree-optimization/71518
722 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
723 misalign also for outer loops with negative step.
725 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
727 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
728 (cortex_a53_shift): Add mov_shift.
729 (cortex_a53_shift_reg): Add new reservation for register shifts.
730 (cortex_a53_alu): Remove bfm.
731 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
732 (cortex_a53_alu_extr): Add new reservation for EXTR.
733 (bypasses): Improve bypass modelling.
735 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
738 * config/avr/avr.c (avr_asm_select_section): Strip off
739 SECTION_DECLARED from flags when calling get_section.
741 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
743 * tree-vectorizer.h (vect_memory_access_type): Add
744 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
745 * tree-vect-stmts.c (compare_step_with_zero): New function.
746 (perm_mask_for_reverse): Move further up file.
747 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
749 (get_negative_load_store_type): New function.
750 (get_load_store_type): Call it. Add an ncopies argument.
751 (vectorizable_mask_load_store): Update call accordingly and
752 remove tests for negative steps.
753 (vectorizable_store, vectorizable_load): Likewise. Handle new
756 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
758 * tree-vectorizer.h (vect_memory_access_type): New enum.
759 (_stmt_vec_info): Add a memory_access_type field.
760 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
761 (vect_model_store_cost): Take an access type instead of a boolean.
762 (vect_model_load_cost): Likewise.
763 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
764 vect_model_store_cost and vect_model_load_cost.
765 * tree-vect-stmts.c (vec_load_store_type): New enum.
766 (vect_model_store_cost): Take an access type instead of a
767 store_lanes_p boolean. Simplify tests.
768 (vect_model_load_cost): Likewise, but for load_lanes_p.
769 (get_group_load_store_type, get_load_store_type): New functions.
770 (vectorizable_store): Use get_load_store_type. Record the access
771 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
772 (vectorizable_load): Likewise.
773 (vectorizable_mask_load_store): Likewise. Replace is_store
774 variable with vls_type.
776 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
778 * tree-vectorizer.h (vect_grouped_load_supported): Add a
779 single_element_p parameter.
780 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
781 Check the PR65518 case here rather than in vectorizable_load.
782 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
783 * tree-vect-stmts.c (vectorizable_load): Likewise.
785 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
787 * tree-vectorizer.h (gather_scatter_info): New structure.
788 (vect_check_gather_scatter): Return a bool rather than a decl.
789 Replace return-by-pointer arguments with a single
790 gather_scatter_info *.
791 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
792 (vect_analyze_data_refs): Update call accordingly.
793 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
794 (vectorizable_mask_load_store): Likewise. Also record the
795 offset dt and vectype in the gather_scatter_info.
796 (vectorizable_store): Likewise.
797 (vectorizable_load): Likewise.
799 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
801 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
802 strided groups, use the cost of N scalar accesses instead
803 of ncopies vector accesses.
804 (vect_model_load_cost): Likewise.
806 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
808 * tree-vect-stmts.c (vect_cost_group_size): Delete.
809 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
810 variable to indicate when once-per-group costs are being used.
811 (vect_model_load_cost): Likewise. Fix comment and misindented code.
813 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
815 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
816 peeling-for-gaps condition.
818 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
820 * config/s390/s390.c (s390_expand_vec_init): Force initializer
821 element to register if it doesn't match general_operand.
823 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
824 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
826 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
828 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
829 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
830 (SIGNBIT): New mode iterator.
831 (Fsignbit): New mode attribute.
832 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
833 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
834 when direct moves are available.
835 (signbit<mode>2_dm): New define_insn_and_split).
836 (signbit<mode>2_dm2): New define_insn.
838 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
840 PR rtl-optimization/71594
841 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
842 into subregs of appropriate mode before trying to emit a conditional
845 2016-07-05 Jan Hubicka <jh@suse.cz>
847 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
850 2016-07-05 Jan Hubicka <jh@suse.cz>
852 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
854 2016-07-05 Jiong Wang <jiong.wang@arm.com>
856 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
859 2016-07-05 Jan Hubicka <jh@suse.cz>
861 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
864 2016-07-05 Richard Biener <rguenther@suse.de>
866 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
867 Handle empty else block.
868 (is_feasible_trace): Likewise.
869 (split_paths): Likewise.
871 2016-07-05 Richard Biener <rguenther@suse.de>
873 * tree-loop-distribution.c (distribute_loop): Fix issue with
876 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
878 * config/arm/neon-testgen.ml: Delete.
879 * config/arm/neon.ml: Delete.
881 2016-07-04 Jakub Jelinek <jakub@redhat.com>
884 * tree.c (attribute_value_equal): Use get_attribute_name instead of
885 directly using TREE_PURPOSE.
887 2016-07-04 Jiong Wang <jiong.wang@arm.com>
889 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
890 * config/aarch64/aarch64_neon.h: Likewise.
891 * config/aarch64/arm_neon.h: Likewise.
892 * config/aarch64/atomics.md: Likewise.
893 * config/aarch64/aarch64-simd-builtins.def: Likewise.
894 * doc/invoke.texi: Likewise.
896 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
898 * config/s390/s390.md: Add "z13" cpu_facility.
899 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
900 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
901 condition" type instructions.
903 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
904 Jeff Law <law@redhat.com>
906 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
907 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
909 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
911 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
912 permutation for TARGET_AVX512F.
913 (ix86_expand_vec_one_operand_perm_avx512): New function.
914 (expand_vec_perm_1): Invoke introduced function.
915 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
916 it may be not valid after vectorization.
918 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
921 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
922 typo in comment. Only force to memory if it is a weak
925 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
926 Jiong Wang <jiong.wang@arm.com>
928 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
929 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
930 (AARCH64_FL_F16): New.
931 (AARCH64_FL_FOR_ARCH8_2): New.
932 (AARCH64_ISA_8_2): New.
933 (AARCH64_ISA_F16): New.
934 (TARGET_FP_F16INST): New.
935 (TARGET_SIMD_F16INST): New.
936 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
937 ("fp"): Disabling "fp" also disables "fp16".
938 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
939 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
940 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
941 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
943 2016-07-04 Jan Beulich <jbeulich@suse.com>
945 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
947 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
950 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
951 the insns, use an insn form that does not adjust the offset on
952 little endian systems.
954 2016-07-01 Jan Beulich <jbeulich@suse.com>
956 * varasm.c (get_variable_section): Validate initializer in
957 named .bss-like sections.
959 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
961 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
962 Exchange the order of the second and third operands in the vpermr
963 instruction tmeplate.
965 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
968 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
969 Disallow TDmode values.
971 2016-07-01 Alan Modra <amodra@gmail.com>
973 PR rtl-optimization/71709
974 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
975 being set, not referenced.
977 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
979 PR tree-optimization/70729
980 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
981 of loop since it can be not valid after transformation.
983 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
985 * config/arm/arm.c (thumb_reload_in_hi): Delete.
986 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
988 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
990 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
993 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
996 * config/rs6000/constraints.md (wY constraint): New constraint to
997 match the requirements for the LXSD and STXSD instructions.
998 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
999 predicate to match the requirements for the LXSD and STXSD
1001 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
1002 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
1003 to make sure that the bottom 2 bits of offset are 0, the address
1004 form is offsettable, and no updating is done in the address mode.
1005 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
1006 (movdi_internal32): Likewise
1007 (movdi_internal64): Likewise.
1009 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1011 PR tree-optimization/71707
1012 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
1013 strinfo even for ADDR_EXPR ptr.
1015 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
1017 * config/rs6000/altivec.md (darn_32): Change the condition to
1018 TARGET_P9_MISC instead of TARGET_MODULO.
1019 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
1020 condition expression.
1021 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
1022 condition expression.
1023 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
1024 (DFP_TEST): New code iterator.
1025 (dfptstsfi_<code>_mode>): New define_expand.
1026 (*dfp_sgnfcnc_<mode>): New define_insn.
1027 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
1028 definition next to BU_P9_MISC_1 definition and change the MASK
1029 value to RS6000_BTM_P9_MISC.
1030 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
1031 (BU_P9_64BIT_MISC_0): Likewise.
1032 (BU_P9_DFP_MISC_0): New macro definition.
1033 (BU_P9_DFP_MISC_1): New macro definition.
1034 (BU_P9_DFP_MISC_2): New macro definition.
1035 (BU_P9_DFP_OVERLOAD_1): New macro definition.
1036 (BU_P9_DFP_OVERLOAD_2): New macro definition.
1037 (BU_P9_DFP_OVERLOAD_3): New macro definition.
1038 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
1039 (TSTSFI_LT_TD): Likewise.
1040 (TSTSFI_EQ_DD): Likewise.
1041 (TSTSFI_EQ_TD): Likewise.
1042 (TSTSFI_GT_DD): Likewise.
1043 (TSTSFI_GT_TD): Likewise.
1044 (TSTSFI_OV_DD): Likewise.
1045 (TSTSFI_OV_TD): Likewise.
1046 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
1047 (TSTSFI_LT_DD): Likewise.
1048 (TSTSFI_LT_TD): Likewise.
1049 (TSTSFI_EQ): Likewise.
1050 (TSTSFI_EQ_DD): Likewise.
1051 (TSTSFI_EQ_TD): Likewise.
1052 (TSTSFI_GT): Likewise.
1053 (TSTSFI_GT_DD): Likewise.
1054 (TSTSFI_GT_TD): Likewise.
1055 (TSTSFI_OV): Likewise.
1056 (TSTSFI_OV_DD): Likewise.
1057 (TSTSFI_OV_TD): Likewise.
1058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1059 overloaded test significance functions.
1060 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1061 OPTION_MASK_P9_MISC into the representation of this mask.
1062 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
1064 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
1065 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
1067 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
1068 argument is a 6-bit unsigned literal value if the icode argument
1069 represents a DFP test significance built-in call.
1070 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
1071 flag used independently and in combination with the
1072 RS6000_BTM_64BIT flag.
1073 (rs6000_opt_masks): Add entry for power9-misc command-line option.
1074 (rs6000_builtin_mask_names): Add entry for power9-misc
1075 command-line option.
1076 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
1077 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
1078 RS6000_BTM_P9_MISC macros.
1079 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
1080 option and change the description of the -mpower9-vector option to
1081 enable only vector instructions, removing its erroneously claimed
1082 support for scalar instructions.
1083 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
1084 the ISA 3.0 digital floating point test significance built-in
1087 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
1089 * config/aarch64/aarch64.c (cortexa35_tunings):
1090 Enable AES fusion. Use cortexa57_branch_cost.
1091 (cortexa53_tunings): Use cortexa57_branch_cost.
1092 (cortexa72_tunings): Use cortexa57_branch_cost.
1093 Use AUTOPREFETCHER_WEAK.
1094 (cortexa73_tunings): Use cortexa57_branch_cost.
1096 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1097 James Greenhalgh <james.greenhalgh@arm.com>
1099 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
1100 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
1101 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
1102 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
1103 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
1104 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
1105 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
1106 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
1107 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
1108 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
1109 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
1110 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
1111 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
1114 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
1115 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1117 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
1119 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
1121 2016-06-30 David Malcolm <dmalcolm@redhat.com>
1124 * gcc.c (driver::build_option_suggestions): Pass "option" to
1125 add_misspelling_candidates.
1126 * opts-common.c (add_misspelling_candidates): Add "option" param;
1127 use it to avoid adding negated forms for options marked with
1129 * opts.h (add_misspelling_candidates): Add "option" param.
1131 2016-06-30 Jakub Jelinek <jakub@redhat.com>
1134 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
1135 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
1136 first when permuting bitwise operation with rotate. Cast
1137 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
1139 2016-06-29 David Malcolm <dmalcolm@redhat.com>
1141 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
1142 for misspelled param names.
1143 * params.c: Include spellcheck.h.
1144 (find_param_fuzzy): New function.
1145 * params.h (find_param_fuzzy): New prototype.
1146 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
1147 * spellcheck.h (struct edit_distance_traits<const char *>):
1150 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1152 * config/rs6000/predicates.md (const_0_to_7_operand): New
1153 predicate, recognize 0..7.
1154 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1155 support for doing extracts from V16QImode, V8HImode, V4SImode
1157 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1158 vector extract support.
1159 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1160 for ISA 3.0 vector extract.
1161 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1162 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1163 extracts of a constant element number from small integer vectors
1164 on 64-bit ISA 3.0 systems.
1165 (vsx_extract_<mode>_di): Likewise.
1166 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1167 say when we can do ISA 3.0 vector extracts.
1168 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1169 registers, using the stxsiwx instruction.
1171 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1173 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1174 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1175 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1176 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1177 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1178 * config/arm/arm.c (arm_qdf24xx_tune): New.
1180 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1182 * config/aarch64/aarch64.c (cortexa53_tunings):
1183 Increase loop alignment to 8. Set function alignment to 16.
1184 (cortexa35_tunings): Likewise.
1185 (cortexa57_tunings): Increase loop alignment to 8.
1186 (cortexa72_tunings): Likewise.
1187 (cortexa73_tunings): Likewise.
1189 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1191 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1192 for arm_fp16_ok and arm_fp16_hw.
1193 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1194 arm_fp16_alternative.
1196 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1198 PR tree-optimization/71655
1199 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1200 types when swapping operands.
1202 2016-06-29 Martin Liska <mliska@suse.cz>
1205 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1206 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1207 of build_optimization_node.
1209 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1211 PR tree-optimization/70729
1212 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1213 independent in loops having positive safelen value.
1214 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1215 it may be not valid after vectorization.
1217 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1219 PR tree-optimization/71625
1220 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1221 is sorted by ascending list->offset. If PTR is non-NULL and there is
1222 previous strinfo, call get_stridx_plus_constant.
1223 (get_stridx): Pass exp as second argument to get_addr_stridx.
1224 (addr_stridxptr): Add missing list = list->next, so that there can be
1225 more than one entries in the list. Bump limit from 16 to 32. Ensure
1226 the list is sorted by ascending list->offset.
1227 (get_stridx_plus_constant): Adjust so that it can be also called with
1228 ADDR_EXPR instead of SSA_NAME as PTR.
1229 (handle_char_store): Pass NULL_TREE as second argument to
1232 2016-06-29 Richard Biener <rguenther@suse.de>
1234 PR rtl-optimization/68961
1235 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1237 2016-06-29 Richard Biener <rguenther@suse.de>
1240 * alias.c (component_uses_parent_alias_set_from): Handle
1241 type punning through union accesses by using the union alias set.
1242 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1244 2016-07-29 Richard Biener <rguenther@suse.de>
1246 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1247 precision not matching mode precision.
1249 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1251 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1252 pa_output_arg_descriptor.
1253 (call_val_symref_64bit_post_reload): Likewise.
1254 (call_val_powf_64bit_post_reload): Likewise.
1255 (sibcall_internal_symref_64bit): Likewise.
1256 (sibcall_value_internal_symref_64bit): Likewise.
1258 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1261 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1262 a constant, force its SUBREG_REG into memory or register instead
1265 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1268 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1269 * doc/invoke.texi (AVR Options): Document it.
1271 2016-06-28 Walter Lee <walt@tilera.com>
1273 * config/tilegx/linux.h: Do not include arch/icache.h
1274 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1275 * config/tilepro/linux.h: Do not include arch/icache.h
1276 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1278 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1280 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1281 for big-endian BIT_FIELD_REF.
1283 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1285 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1286 ('size' attribute): Add '128'.
1288 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1289 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1290 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1291 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1292 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1293 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1294 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1295 *trunc<mode>df2_odd): Set size attribute to '128'.
1296 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1297 * config/rs6000/power6.md (power6-fp): Include dfp type.
1298 * config/rs6000/power7.md (power7-fp): Likewise.
1299 * config/rs6000/power8.md (power8-fp): Likewise.
1300 * config/rs6000/power9.md: New file.
1301 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1302 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1303 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1305 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1306 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1307 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1308 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1309 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1310 dfp_dscri_<mode>): Change type attribute to dfp.
1311 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1312 attribute to vecsimple.
1313 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1314 and prefetch streams.
1315 (rs6000_option_override_internal): Remove temporary code setting
1316 tuning to power8. Don't set rs6000_sched_groups for power9.
1317 (last_scheduled_insn): Change to rtx_insn *.
1318 (divide_cnt, vec_load_pendulum): New variables.
1319 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1320 (rs6000_issue_rate): Set issue rate for Power9.
1321 (is_power9_pairable_vec_type): New.
1322 (power9_sched_reorder2): New.
1323 (rs6000_sched_reorder2): Call new function for Power9 specific
1325 (insn_must_be_first_in_group): Remove Power9.
1326 (insn_must_be_last_in_group): Likewise.
1327 (force_new_group): Likewise.
1328 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1329 Initialize divide_cnt/vec_load_pendulum.
1330 (_rs6000_sched_context, rs6000_init_sched_context,
1331 rs6000_set_sched_context): Handle context save/restore of new
1334 2016-06-28 Richard Biener <rguenther@suse.de>
1336 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1337 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1338 COMPONENT_REF operand.
1339 (nonoverlapping_component_refs_p): Likewise.
1340 * stor-layout.c (start_bitfield_representative): Mark
1341 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1343 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1345 * Makefile.in: Don't cat ../stage_current if it does not exist.
1347 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1348 last argument is a bit-field.
1350 PR rtl-optimization/71673
1351 * internal-fn.c (expand_arith_overflow_result_store): Use
1352 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1353 expand_simple_binop.
1356 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1357 expand_ifn_atomic_compare_exchange): New functions.
1358 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1359 * tree.h (build_call_expr_internal_loc): Rename to ...
1360 (build_call_expr_internal_loc_array): ... this. Fix up type of
1362 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1363 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1364 ATOMIC_COMPARE_EXCHANGE result.
1365 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1366 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1367 fold_builtin_atomic_compare_exchange): New prototypes.
1368 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1369 fold_builtin_atomic_compare_exchange): New functions..
1370 * tree-ssa.c (execute_update_addresses_taken): If
1371 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1372 of call when finding addressable vars, and if such var becomes
1373 non-addressable, call fold_builtin_atomic_compare_exchange.
1375 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1378 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1379 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1381 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1383 * config/rs6000/rs6000.md ('type' attribute): Add
1384 veclogical,veccmpfx,vecexts,vecmove insn types.
1385 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1386 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1387 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1388 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1389 *nabs<mode>2_hw): Change type to vecmove.
1390 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1391 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1392 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1393 *ieee_128bit_vsx_abs<mode>2_internal,
1394 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1395 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1396 *ieee128_mtvsrd_32bit): Change type to veclogical.
1397 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1398 *movdi_internal32, *movdi_internal64): Update insn types.
1399 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1400 vsx_extract_<mode>): Change type to veclogical.
1401 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1402 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1403 *vsx_sign_extend_si_v2di): Change type to vecexts.
1404 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1406 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1407 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1408 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1409 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1410 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1411 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1412 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1413 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1414 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1415 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1416 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1417 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1418 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1419 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1420 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1421 (ppc7450-vecsimple): Add veclogical, vecmove.
1422 (ppc7450-veccmp): Add veccmpfx.
1423 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1425 (ppc8540_vector_compare): Add veccmpfx.
1426 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1427 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1428 (cell-vecsimple): Add veclogical, vecmove.
1429 (cell-veccmp): Add veccmpfx.
1430 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1431 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1433 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1434 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1435 (power4-vecsimple): Add veclogical, vecmove.
1436 (power4-veccmp): Add veccmpfx.
1437 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1438 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1439 (power6-vecsimple): Add veclogical, vecmove.
1440 (power6-veccmp): Add veccmpfx.
1441 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1442 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1443 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1444 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1445 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1446 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1447 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1449 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1451 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1454 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1455 OPTION_MASK_P9_DFORM_VECTOR.
1456 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1457 disable -mpower9-dform-vector when using reload.
1458 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1459 New 'strict' argument. Update all callers. Add strict addressing
1461 (rs6000_legitimate_offset_address_p): Remove call to
1462 virtual_stack_registers_memory_p.
1463 (rs6000_legitimize_reload_address): Add quad address support.
1464 (rs6000_legitimate_address_p): Move call to quad_address_p above
1465 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1466 to account for new strict usage.
1467 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1468 for new strict usage.
1469 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1471 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1478 * config/i386/i386.c (ix86_spill_class): Disable condition to
1479 always return NO_REGS.
1481 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1483 * predict.c: Include gimple-pretty-print.h
1484 (predicted_by_loop_heuristics_p): Check also
1485 PRED_LOOP_EXIT_WITH_RECURSION
1486 (predict_loops): Find self recursive calls and use special purpose
1487 predictors for them; dump log about decisions.
1488 (pass_profile::execute): Dump info about #of iterations.
1489 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1490 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1492 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1494 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1495 output_asm_insn calls and shorten long lines. Output .CALL
1496 argument descriptor using pa_output_arg_descriptor. Add various
1497 inline $$dyncall and other optimizations.
1498 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1500 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1502 PR tree-optimization/71643
1503 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1506 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1507 leak a bitmap if dep_bb is NULL.
1509 PR tree-optimization/71631
1510 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1511 to rewrite_expr_tree even if negate_result, move new_lhs var
1512 declaration and initialization earlier, for powi_result set afterwards
1513 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1514 if new_lhs != lhs, and don't shadow gsi var.
1516 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1518 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1519 Add in_loop parameter.
1520 (predict_loops): Add loop guard heuristics.
1521 * predict.def (PRED_LOOP_GUARD): New heuristics.
1523 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1525 * predict.c: Include ipa-utils.h
1526 (tree_bb_level_prediction): Predict recursive calls.
1527 (tree_estimate_probability_bb): Skip inexpensive calls for call
1529 * predict.def (PRED_RECURSIVE_CALL): New.
1531 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1533 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1534 (BU_FLOAT128_1): Likewise.
1536 (COPYSIGNQ): Likewise.
1537 (RS6000_BUILTIN_NANQ): Likewise.
1538 (RS6000_BUILTIN_NANSQ): Likewise.
1539 (RS6000_BUILTIN_INFQ): Likewise.
1540 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1541 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1542 (TARGET_FOLD_BUILTIN): New #define.
1543 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1544 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1545 (rs6000_fold_builtin): New target hook implementation, handling
1546 folding of 128-bit NaNs and infinities.
1547 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1548 entries are filled in to avoid problems during bootstrap
1549 self-test; define builtins for 128-bit NaNs and infinities.
1550 (rs6000_opt_mask): Add entry for float128.
1551 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1552 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1553 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1554 (const_str_type_node): New #define.
1555 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1556 to a define_expand that dispatches to either copysign<mode>3_soft
1557 or copysign<mode>3_hard.
1558 (copysign<mode>3_hard): Rename from copysign<mode>3.
1559 (copysign<mode>3_soft): New define_insn.
1560 * doc/extend.texi: Document new builtins.
1562 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1564 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1565 PRIu64 instead of lu.
1567 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1570 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1573 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1575 PR tree-optimization/71647
1576 * omp-low.c (lower_rec_input_clauses): Convert
1577 omp_clause_aligned_alignment (c) to size_type_node for the
1578 last argument of __builtin_assume_aligned.
1580 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1582 * configure.ac (calling ___tls_get_addr via GOT): New
1583 assembler/linker check.
1584 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1585 assembler and linker supports calling ___tls_get_addr via GOT.
1586 Otherise, defined to 0.
1587 * config.in: Regenerated.
1588 * configure: Likewise.
1589 * config/i386/constraints.md (Yb): New constraint.
1590 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1591 (REG_CLASS_NAMES): Likewise.
1592 (REG_CLASS_CONTENTS): Likewise.
1593 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1594 the b constraint with the Yb constraint. Call ___tls_get_addr
1595 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1597 (*tls_local_dynamic_base_32_gnu): Likewise.
1598 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1599 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1600 (*tls_local_dynamic_base_64_<mode>): Likewise.
1602 2016-06-24 Martin Liska <mliska@suse.cz>
1604 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1605 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1607 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1608 argument to true if the expected number of iterations is
1611 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1613 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1614 assemble for 32bit target.
1615 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1616 and $ld_ix86_gld_32_opt to link for 32bit target.
1617 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1618 * configure: Regenerate.
1620 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1622 * config/arm/arm.c (int_log2): Delete definition and prototype.
1623 (shift_op): Use exact_log2 instead of int_log2.
1624 (vfp3_const_double_for_fract_bits): Likewise.
1626 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1628 * internal-fn.c (expand_arith_set_overflow): New function.
1629 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1631 (expand_arith_overflow_result_store): Likewise. Handle precision
1632 smaller than mode precision.
1633 * tree-vrp.c (extract_range_basic): For imag part, handle
1634 properly signed 1-bit precision result.
1635 * doc/extend.texi (__builtin_add_overflow): Document that last
1636 argument can't be pointer to enumerated or boolean type.
1637 (__builtin_add_overflow_p): Document that last argument can't
1638 have enumerated or boolean type.
1640 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1641 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1643 * config/rs6000/predicates.md (splat_input_operand): Rework.
1644 Don't allow constants, since the insns that use this predicate
1645 don't support constants. Constants are handled by other insns
1646 that are created via combine. During and after register
1647 allocation, only allow indexed or indirect addresses, and not
1648 general addresses. Only allow modes supported by the hardware.
1649 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1650 comment. Move check for using VSPLTIS<x> to a common location,
1651 instead of doing it in two different places.
1653 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1655 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1656 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1657 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1658 signature_CENTAUR_ebx.
1660 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1664 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1665 (as_ix86_gas_32_opt): This.
1666 (ld_ix86_tls_ldm_opt): Renamed to ...
1667 (ld_ix86_gld_32_opt): This.
1668 (R_386_TLS_LDM reloc): Updated.
1669 (R_386_GOT32X reloc): New assembler/linker check.
1670 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1671 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1673 * config.in: Regenerated.
1674 * configure: Likewise.
1675 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1676 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1677 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1678 if ix86_force_load_from_GOT_p returns true.
1679 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1680 ix86_force_load_from_GOT_p returns true.
1681 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1682 the external function address via the GOT slot.
1683 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1684 HAVE_AS_IX86_GOT32X before returning false.
1685 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1686 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1688 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1690 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1692 2016-06-23 Andi Kleen <ak@linux.intel.com>
1694 * Makefile.in: Regenerate.
1695 * doc/install.texi: Document autoprofiledbootstrap.
1697 2016-06-23 Andi Kleen <ak@linux.intel.com>
1699 * config/i386/gcc-auto-profile: New file.
1701 2016-06-23 Martin Liska <mliska@suse.cz>
1704 * predict.c (predict_loops): Revert the hunk that was removed
1707 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1709 * config.gcc: Add support for arm*-*-phoenix* targets.
1710 * config/arm/t-phoenix: New.
1711 * config/phoenix.h: New.
1713 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1714 H.J. Lu <hongjiu.lu@intel.com>
1717 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1718 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1719 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1720 ix86_force_load_from_GOT_p returns true.
1721 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1722 ix86_force_load_from_GOT_p returns true.
1723 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1724 ix86_force_load_from_GOT_p returns true.
1725 (ix86_expand_move): Load the external function address via the
1726 GOT slot if ix86_force_load_from_GOT_p returns true.
1727 * config/i386/predicates.md (x86_64_immediate_operand): Return
1728 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1729 (x86_64_zext_immediate_operand): Ditto.
1731 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1733 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1735 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1738 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1739 * diagnostic.c (pedwarn_at_rich_loc): New function.
1740 * spellcheck.h (best_match::best_match): Add a
1741 "best_distance_so_far" optional parameter.
1742 (best_match::set_best_so_far): New method.
1743 (best_match::get_best_distance): New accessor.
1744 (best_match::get_best_candidate_length): New accessor.
1746 2016-06-22 Nick Clifton <nickc@redhat.com>
1748 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1749 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1750 modes are accepted as well.
1751 (ucompare_loc_descriptor): Likewise.
1752 (minmax_loc_descriptor): Likewise.
1753 (clz_loc_descriptor): Likewise.
1754 (popcount_loc_descriptor): Likewise.
1755 (bswap_loc_descriptor): Likewise.
1756 (rotate_loc_descriptor): Likewise.
1757 (mem_loc_descriptor): Likewise.
1758 (loc_descriptor): Likewise.
1760 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1762 * common.opt (fdiagnostics-parseable-fixits): New option.
1763 * diagnostic.c: Include "selftest.h".
1764 (print_escaped_string): New function.
1765 (print_parseable_fixits): New function.
1766 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1767 (selftest::assert_print_escaped_string): New function.
1768 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1769 (selftest::test_print_escaped_string): New function.
1770 (selftest::test_print_parseable_fixits_none): New function.
1771 (selftest::test_print_parseable_fixits_insert): New function.
1772 (selftest::test_print_parseable_fixits_remove): New function.
1773 (selftest::test_print_parseable_fixits_replace): New function.
1774 (selftest::diagnostic_c_tests): New function.
1775 * diagnostic.h (struct diagnostic_context): Add field
1776 "parseable_fixits_p".
1777 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1778 -fdiagnostics-parseable-fixits.
1779 (-fdiagnostics-parseable-fixits): New option.
1780 * opts.c (common_handle_option): Handle
1781 -fdiagnostics-parseable-fixits.
1782 * selftest-run-tests.c (selftest::run_tests): Call
1783 selftest::diagnostic_c_tests.
1784 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1786 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1788 PR tree-optimization/71488
1789 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1790 comparison of boolean vectors.
1791 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1792 of boolean vectors using bitwise operations.
1794 2016-06-22 Andreas Schwab <schwab@suse.de>
1796 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1799 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1801 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1803 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1805 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1808 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1810 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1811 * config/arm/arm-cores.def (cortex-a73): New entry.
1812 (cortex-a73.cortex-a35): Likewise.
1813 (cortex-a73.cortex-a53): Likewise.
1814 * config/arm/arm-tables.opt: Regenerate.
1815 * config/arm/arm-tune.md: Likewise.
1816 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1817 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1818 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1819 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1820 * doc/invoke.texi (ARM Options): Document cortex-a73,
1821 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1823 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1825 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1826 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1827 (cortex-a73.cortex-a35): Likewise.
1828 (cortex-a73.cortex-a53): Likewise.
1829 * config/aarch64/aarch64-tune.md: Regenerate.
1830 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1831 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1834 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1836 * configure.ac (gcc_cv_as_compress_debug): Remove
1837 --compress-debug-sections as extra as switch.
1838 Handle gas --compress-debug-sections=type.
1839 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1840 Handle gld --compress-debug-sections=type.
1841 * configure: Regenerate.
1843 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1845 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1847 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1849 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1850 (do_rewrite): likewise.
1852 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1854 * common/config/mep/mep-common.c: Remove.
1855 * config.gcc: Remove mep-* support.
1856 * config/mep/constraints.md: Remove.
1857 * config/mep/default.h: Remove.
1858 * config/mep/intrinsics.h: Remove.
1859 * config/mep/intrinsics.md: Remove.
1860 * config/mep/ivc2-template.h: Remove.
1861 * config/mep/mep-c5.cpu: Remove.
1862 * config/mep/mep-core.cpu: Remove.
1863 * config/mep/mep-default.cpu: Remove.
1864 * config/mep/mep-ext-cop.cpu: Remove.
1865 * config/mep/mep-intrin.h: Remove.
1866 * config/mep/mep-ivc2.cpu: Remove.
1867 * config/mep/mep-pragma.c: Remove.
1868 * config/mep/mep-protos.h: Remove.
1869 * config/mep/mep.c: Remove.
1870 * config/mep/mep.cpu: Remove.
1871 * config/mep/mep.h: Remove.
1872 * config/mep/mep.md: Remove.
1873 * config/mep/mep.opt: Remove.
1874 * config/mep/predicates.md: Remove.
1875 * config/mep/t-mep: Remove.
1876 * doc/install.texi: Remove mep-* documentation.
1877 * doc/md.texi: Likewise.
1879 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1881 * config.gcc: Remove support for avr-rtems.
1882 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1883 * config/avr/rtems.h: Remove.
1884 * config/avr/t-rtems: Remove.
1886 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1888 * config.gcc: Remove m32r-rtems support.
1889 * config/m32r/rtems.h: Remove.
1891 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1893 * config.gcc: Remove h8300-rtems support.
1894 * config/h8300/rtems.h: Remove.
1895 * config/h8300/t-rtems: Remove.
1897 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1899 * config.gcc: Remove support for knetbsd.
1900 * configure.ac: Likewise.
1901 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1902 * config/knetbsd-gnu.h: Remove.
1903 * configure: Regenerate.
1905 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1907 * config.gcc: Remove support for openbsd 2 and 3.
1908 * config/openbsd-oldgas.h: Remove.
1910 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1912 * config.gcc: Remove interix support.
1913 * config/i386/i386-interix.h: Remove.
1914 * config/i386/interix.opt: Remove.
1915 * config/i386/t-interix: Remove.
1916 * configure: Regenerate.
1917 * configure.ac: Remove interix support.
1918 * doc/install.texi: Remove interix documentation.
1920 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1922 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1923 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1926 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1928 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1929 they are both PLACEHOLDER_EXPRs.
1931 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1933 * stor-layout.c (layout_type): Move setting complex MODE to
1934 layout_type, instead of setting it ahead of time by the caller.
1935 * tree.c (build_complex_type): Likewise.
1937 2016-06-21 Martin Liska <mliska@suse.cz>
1939 * predict.c (force_edge_cold): Replace imposisble with
1942 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1944 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1945 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1947 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1949 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1951 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1952 Ilya Enkovich <ilya.enkovich@intel.com>
1955 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1956 New member function to convert V1TImode register to SUBREG
1957 TImode in debug insn.
1958 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1959 after changing register mode to V1TImode.
1961 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1963 * config/aarch64/aarch64-cores.def (vulcan): New core.
1964 * config/aarch64/aarch64-tune.md: Regenerate.
1965 * doc/invoke.texi: Document vulcan as an available option.
1967 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1969 * cse.c (canon_asm_operands): New function extracted from...
1970 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1971 either standalone or member of a PARALLEL.
1973 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1976 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1977 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1978 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1980 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1983 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1984 constant addresses if can_create_pseudo_p.
1986 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1988 PR tree-optimization/71588
1989 * tree-ssa-strlen.c (valid_builtin_call): New function.
1990 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1993 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1996 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1997 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1998 for conversion of scalar user var to complex type and use the
1999 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
2002 PR rtl-optimization/71591
2003 * toplev.c (toplev::run_self_tests): If no_backend, complain and
2004 don't run any tests.
2006 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
2009 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
2010 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
2011 space for PIC with non-v32 and the common non-PIC "jump".
2013 2016-06-20 Jakub Jelinek <jakub@redhat.com>
2016 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
2017 returned values and add UN*/LTGT/*ORDERED cases with values matching
2018 D operand modifier on vcmp for AVX.
2020 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2022 * config/aarch64/aarch64.opt
2023 (mpc-relative-literal-loads): Rename internal option name.
2024 * config/aarch64/aarch64.c
2025 (aarch64_nopcrelative_literal_loads): Rename to
2026 aarch64_pcrelative_literal_loads.
2027 (aarch64_expand_mov_immediate): Likewise.
2028 (aarch64_secondary_reload): Likewise.
2029 (aarch64_can_use_per_function_literal_pools_p): Likewise.
2030 (aarch64_override_options_after_change_1): Rename and simplify logic.
2031 (aarch64_classify_symbol): Merge large model checks into switch,
2032 remove pc-relative load check.
2034 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2036 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
2037 costs relative to the cost of a register move.
2039 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2041 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
2042 (vcvt_n_f64_u64): Likewise.
2043 (vcvt_n_s64_f64): Likewise.
2044 (vcvt_n_u64_f64): Likewise.
2045 (vcvt_f64_s64): Likewise.
2046 (vrecpe_f64): Likewise.
2047 (vcvt_f64_u64): Likewise.
2048 (vrecps_f64): Likewise.
2050 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2052 * config/aarch64/aarch64.md
2053 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
2055 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
2057 * config/aarch64/aarch64-builtins.c
2058 (aarch64_types_binop_uss_qualifiers): Delete.
2059 (TYPES_BINOP_USS): Likewise.
2060 (aarch64_types_binop_sus_qualifiers): Likewise.
2061 (TYPES_BINOP_SUS): Likewise.
2062 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
2063 (TYPES_FCVTIMM_SUS): Likewise.
2064 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
2066 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
2067 (fcvtzs): Use SHIFTIMM rather than BINOP.
2068 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
2070 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
2072 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
2073 costs relative to the cost of a register move.
2075 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2077 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
2078 Allow scalar/single vector modes to be tieable.
2080 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
2082 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
2084 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2086 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
2088 * tree.h (TYPE_ALIGN): Likewise.
2090 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2093 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
2095 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
2097 * config/avr/avr.c (avr_print_operand): Fix "format not a string
2098 literal" build warnings.
2099 (avr_print_operand_address): Dito.
2101 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
2104 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
2105 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
2107 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
2109 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
2111 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
2114 * reload1.c (reload): Pass 0 to finish_spills when called because
2115 update_eliminables_and_spill returns true and remove did_spill.
2116 (finish_spills): Adjust comment and document GLOBAL parameter.
2118 2016-06-17 DJ Delorie <dj@redhat.com>
2121 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
2122 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
2123 (umulqihi3_virt): Likewise.
2124 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
2125 (umulqihi3_real): Likewise.
2127 2016-06-17 Martin Liska <mliska@suse.cz>
2129 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
2131 2016-06-17 Martin Liska <mliska@suse.cz>
2133 * predict.def: PRED_LOOP_EXIT from 92 to 85.
2135 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
2137 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
2139 (vaddq_f32): Likewise.
2140 (vmul_f32): Likewise.
2141 (vmulq_f32): Likewise.
2142 (vsub_f32): Likewise.
2143 (vsubq_f32): Likewise.
2145 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2147 PR tree-optimization/71347
2148 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2149 cost for all uses in group.
2151 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2153 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2154 insert gimple seq if it's not empty.
2156 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2158 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2160 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2162 (comp_dr_with_seg_len_pair): Ditto.
2163 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2164 struct dr_with_seg_len_pair against DR_OFFSET.
2165 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2168 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2170 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2172 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2174 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2175 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2176 (pa_output_millicode_call): Likewise.
2177 (pa_output_call): Likewise.
2178 (pa_output_indirect_call): Likewise.
2179 (pa_asm_output_mi_thunk): Likewise.
2181 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2183 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2185 2016-06-16 Martin Liska <mliska@suse.cz>
2187 * predict.c (combine_predictions_for_insn): When we find a first
2188 match predictor, we should consider just predictors with
2189 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2190 DS theory predictor.
2191 (combine_predictions_for_bb): Likewise.
2193 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2195 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2196 with base of reference to struct.
2198 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2200 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2202 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2205 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2206 progmem_swtable_section.
2207 (progmem_swtable_section): Remove.
2208 (avr_asm_function_rodata_section): Remove.
2209 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2210 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2212 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2214 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2215 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2216 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2217 signature_CENTAUR_ebx.
2218 * config/i386/i386.c (ix86_option_override_internal): Add
2219 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2220 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2221 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2223 2016-06-16 Martin Liska <mliska@suse.cz>
2225 * predict.def: Add fortran loop preheader predictor.
2226 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2227 fold IFN_BUILTIN_EXPECT with a known constant argument.
2229 2016-06-16 Martin Liska <mliska@suse.cz>
2231 * predict.def: Add 'Fortran' to display text of all
2232 PRED_FORTRAN_* predictors.
2234 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2237 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2238 [IA64_BUILTIN_NANSQ]: Ditto.
2239 (ia64_fold_builtin): New function.
2240 (TARGET_FOLD_BUILTIN): New define.
2241 (ia64_init_builtins) Declare const_string_type node.
2242 Add __builtin_nanq and __builtin_nansq builtin functions.
2243 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2245 2016-06-16 Nick Clifton <nickc@redhat.com>
2247 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2248 MSP430_HWMULT_ prefix to enum values.
2249 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2250 * config/msp430/msp430.c: Update use of enum values.
2251 * config/msp430/msp430.md: Likewise.
2252 * config/msp430/msp430.opt: Likewise.
2254 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2256 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2257 of comparsions in the last iteration.
2259 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2260 Joern Rennecke <joern.rennecke@embecosm.com>
2262 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2264 (arc_needs_pcl_p): Add GOTOFFPC.
2265 (arc_legitimate_pic_addr_p): Likewise.
2266 (arc_output_pic_addr_const): Likewise.
2267 (arc_legitimize_pic_address): Generate a pc-relative address using
2269 (arc_output_libcall): Use @pcl syntax.
2270 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2271 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2272 (*movsi_insn): Use @pcl syntax.
2273 (doloop_begin_i): Likewise.
2275 2016-06-16 Martin Liska <mliska@suse.cz>
2277 * predict.def: Define a new predictor.
2279 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2281 * config/arc/arc.opt (mtp-regno): Update text.
2283 2016-06-16 Renlin Li <renlin.li@arm.com>
2285 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2287 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2290 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2291 (setcc + and peephole2): Likewise.
2293 PR rtl-optimization/71532
2294 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2297 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2299 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2300 DImode constants with XXSPLTIB in vector registers.
2301 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2302 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2303 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2304 extraction of the element at the top of the register as a scalar
2306 (vsx_extract_<mode>_internal1): Likewise.
2307 (vsx_extract_<mode>_internal2): Likewise.
2308 * config/rs6000/constraints.md (wi constraint): Remove a comment
2309 about DImode not being allowed in Altivec registers.
2310 (wB constraint): New constraint for constants that can be
2311 generated in Altivec registers with VSPLTISW/VUPKHSW.
2312 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2314 (xxspltib_constant_nosplit): Likewise.
2315 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2316 support for -mupper-regs-di to enable DImode to go into Altivec
2318 (POWERPC_MASKS): Likewise.
2319 (power7 cpu): Likewise.
2320 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2321 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2322 for DImode being allowed in Altivec registers. Update wi/wj
2323 constraints. Set scalar_in_vmx_p flag.
2324 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2325 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2326 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2327 (rs6000_opt_masks): Add -mupper-regs-di.
2328 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2329 direct move to use wi and not wj.
2331 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2333 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2334 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2335 any VSX register, instead of just Altivec registers, to allow
2336 either operand to be an Altivec register or both.
2337 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2338 (movdi_internal32): Add support for -mupper-regs-di. Add support
2339 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2340 the alternatives and attributes to be lined up to be easier to
2342 (movdi_internal64): Likewise.
2343 (64-bit DImode splitters): Change predicates to only split loading
2344 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2345 load constants in ISA 3.0 or ISA 2.07 respectively.
2346 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2347 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2348 mention -mcpu=power9 sets these options.
2349 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2352 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2355 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2356 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2357 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2358 by default to warn misspelled interrupt/ signal handler.
2359 * doc/invoke.texi (AVR Options): Document it. Update description
2360 for -nodevicelib option.
2362 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2364 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2365 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2366 (aarch64_<sur>shll2_n<mode>): Likewise.
2368 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2371 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2372 DECL_CONTEXT for copied arguments.
2374 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2376 PR tree-optimization/71483
2377 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2380 2016-06-15 Martin Liska <mliska@suse.cz>
2382 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2383 instead of predict_edge w/o a probability.
2385 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2387 PR tree-optimization/71439
2388 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2391 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2393 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2394 register subregs in SET_SRC.
2396 2016-06-15 Richard Biener <rguenther@suse.de>
2398 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2401 2016-06-15 Richard Biener <rguenther@suse.de>
2403 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2404 not consider dependences between accesses that belong to the
2406 (vect_analyze_data_ref_dependences): Do not analyze read-read
2407 or self-dependences.
2409 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2411 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2413 (find_closest_identifier): Reimplement in terms of
2414 best_match<tree,tree>.
2415 * spellcheck-tree.h: New file.
2416 * spellcheck.c (struct edit_distance_traits<const char *>): New
2418 (find_closest_string): Reimplement in terms of
2419 best_match<const char *, const char *>.
2420 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2421 overload to spellcheck-tree.h.
2422 (find_closest_identifier): Likewise.
2423 (struct edit_distance_traits<T>): New template.
2424 (class best_match): New class.
2426 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2428 * selftest-run-tests.c (selftest::run_tests): Call
2429 selftest::spellcheck_tree_c_tests.
2430 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2431 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2432 (selftest::test_find_closest_identifier): New function.
2433 (selftest::spellcheck_tree_c_tests): New function.
2434 * spellcheck.c (selftest::test_find_closest_string): Verify that
2435 the order of the vec does not affect the results for this case.
2436 (selftest::test_data): New array.
2437 (selftest::test_metric_conditions): New function.
2438 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2439 Call selftest::test_metric_conditions.
2441 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2443 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2444 (BU_P9_MISC_1): Likewise.
2445 (BU_P9_64BIT_MISC_0): Likewise.
2446 (BU_P9_MISC_0): Likewise.
2448 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2450 * gcc-rich-location.c
2451 (gcc_rich_location::add_fixit_misspelled_id): New method.
2452 * gcc-rich-location.h
2453 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2455 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2457 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2458 FreeBSD 11 and above.
2460 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2462 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2464 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2466 * expmed.h: Close parenthesis in "at your option" in copyright
2468 * lower-subreg.h: Likewise.
2470 2016-06-14 Richard Biener <rguenther@suse.de>
2473 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2476 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2478 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2480 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2482 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2484 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2485 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2487 2016-06-14 Richard Biener <rguenther@suse.de>
2489 PR tree-optimization/71522
2490 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2491 copying into float copying.
2493 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2495 PR tree-optimization/71520
2496 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2497 (replace_block_by): Move user labels from bb1 to bb2.
2499 2016-06-14 Richard Biener <rguenther@suse.de>
2503 * expr.h (get_bit_range): Declare.
2504 * expr.c (get_bit_range): Export.
2505 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2506 word_mode again to constrain the bitfield access.
2508 2016-06-14 Richard Biener <rguenther@suse.de>
2510 PR tree-optimization/71521
2511 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2512 division int_const_binop against zero divisor.
2514 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2516 * config/i386/i386.md (signbittf2): New expander.
2517 * config/i386/sse.md (ptesttf2): New insn pattern.
2519 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2522 * input.c (selftest::test_reading_source_line): Avoid reading from
2523 __FILE__ by creating a tempfile with known content and reading
2526 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2528 * pretty-print.c (assert_pp_format_colored): Skip the test if
2530 (test_pp_format): Remove comment about GCC_COLORS.
2532 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2534 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2535 * pretty-print.c (assert_pp_format_va): Add location param and use
2536 it with ASSERT_STREQ_AT.
2537 (assert_pp_format): Add location param and pass it to
2538 assert_pp_format_va.
2539 (assert_pp_format_colored): Likewise.
2540 (ASSERT_PP_FORMAT_1): New.
2541 (ASSERT_PP_FORMAT_2): New.
2542 (ASSERT_PP_FORMAT_3): New.
2543 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2544 explicitly, or implicitly via the above macros.
2545 * selftest.c (selftest::pass): Use a selftest::location rather
2547 (selftest::fail): Likewise. Print the function name.
2548 (selftest::fail_formatted): Likewise.
2549 (selftest::assert_streq): Use a selftest::location rather than
2551 * selftest.h (selftest::location): New struct.
2552 (SELFTEST_LOCATION): New macro.
2553 (selftest::pass): Accept a const location & rather than file
2555 (selftest::fail): Likewise.
2556 (selftest::fail_formatted): Likewise.
2557 (selftest::assert_streq): Likewise.
2558 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2559 (ASSERT_FALSE): Likewise.
2560 (ASSERT_EQ): Likewise.
2561 (ASSERT_NE): Likewise.
2562 (ASSERT_STREQ): Likewise.
2563 (ASSERT_PRED1): Likewise.
2564 (ASSERT_STREQ_AT): New macro.
2566 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2568 * selftest.c (selftest::fail_formatted): New function.
2569 (selftest::assert_streq): New function.
2570 * selftest.h (selftests::fail_formatted): New decl.
2571 (selftest::assert_streq): New decl.
2572 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2574 2016-06-13 Jeff Law <law@redhat.com>
2576 PR tree-optimization/71403
2577 * tree-ssa-threadbackward.c
2578 (convert_and_register_jump_thread_path): No longer accept reference
2579 to path. Do not pop items off the path anymore.
2580 (fsm_find_control_statement_thread_paths): Do not allow threading
2581 to a deeper loop nest. Pop the last item off the path here rather
2582 than in convert_and_register_jump_thread_path.
2584 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2585 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2587 [AArch64] Emit division using the Newton series
2589 * config/aarch64/aarch64-protos.h
2590 (cpu_approx_modes): Add new member "division".
2591 (aarch64_emit_approx_div): Declare new function.
2592 * config/aarch64/aarch64.c
2593 (generic_approx_modes): New member "division".
2594 (exynosm1_approx_modes): Likewise.
2595 (xgene1_approx_modes): Likewise.
2596 (aarch64_emit_approx_div): Define new function.
2597 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2598 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2599 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2600 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2602 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2603 Wilco Dijkstra <wilco.dijkstra@arm.com>
2605 [AArch64] Emit square root using the Newton series
2607 * config/aarch64/aarch64-protos.h
2608 (aarch64_emit_approx_rsqrt): Replace with new function
2609 "aarch64_emit_approx_sqrt".
2610 (cpu_approx_modes): New member "sqrt".
2611 * config/aarch64/aarch64.c
2612 (generic_approx_modes): New member "sqrt".
2613 (exynosm1_approx_modes): Likewise.
2614 (xgene1_approx_modes): Likewise.
2615 (aarch64_emit_approx_rsqrt): Replace with new function
2616 "aarch64_emit_approx_sqrt".
2617 (aarch64_override_options_after_change_1): Handle new option.
2618 * config/aarch64/aarch64-simd.md
2619 (rsqrt<mode>2): Use new function instead.
2620 (sqrt<mode>2): New expansion and insn definitions.
2621 * config/aarch64/aarch64.md: Likewise.
2622 * config/aarch64/aarch64.opt
2623 (mlow-precision-sqrt): Add new option description.
2624 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2626 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2628 [AArch64] Add more choices for the reciprocal square root approximation
2630 Allow a target to prefer such operation depending on the operation mode.
2632 * config/aarch64/aarch64-protos.h
2633 (AARCH64_APPROX_MODE): New macro.
2634 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2635 (cpu_approx_modes): New structure.
2636 (tune_params): New member "approx_modes".
2637 * config/aarch64/aarch64-tuning-flags.def
2638 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2639 * config/aarch64/aarch64.c
2640 (generic_approx_modes): New core "cpu_approx_modes" structure.
2641 (exynosm1_approx_modes): Likewise.
2642 (xgene1_approx_modes): Likewise.
2643 (generic_tunings): New member "approx_modes".
2644 (cortexa35_tunings): Likewise.
2645 (cortexa53_tunings): Likewise.
2646 (cortexa57_tunings): Likewise.
2647 (cortexa72_tunings): Likewise.
2648 (exynosm1_tunings): Likewise.
2649 (thunderx_tunings): Likewise.
2650 (xgene1_tunings): Likewise.
2651 (use_rsqrt_p): New argument for the mode and use new member from
2653 (aarch64_builtin_reciprocal): Devise mode from builtin.
2654 (aarch64_optab_supported_p): New argument for the mode.
2655 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2657 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2659 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2660 RS6000_BTM_MODULO flag into the set of flags that are considered
2661 to be part of the common configuration.
2663 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2665 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2666 difference unsigned.
2667 (vec_absdb): New macro for vector absolute difference unsigned
2669 (vec_absdh): New macro for vector absolute difference unsigned
2671 (vec_absdw): New macro for vector absolute difference unsigned word.
2672 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2673 (vadu<mode>3): New insn.
2674 (*p9_vadu<mode>3): New insn.
2675 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2677 (vaduh): New built-in definition.
2678 (vaduw): New built-in definition.
2679 (vadu): New overloaded built-in definition.
2680 (vadub): New overloaded built-in definition.
2681 (vaduh): New overloaded built-in definition.
2682 (vaduw): New overloaded built-in definition.
2683 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2684 overloaded vector absolute difference unsigned functions.
2685 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2686 the ISA 3.0 vector absolute difference unsigned built-in functions.
2688 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2690 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2691 update shared_lookup_references only once after changing operands.
2693 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2696 * tree-nested.c (convert_nonlocal_omp_clauses)
2697 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2699 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2700 * tree.def (CASE_LABEL_EXPR): Likewise.
2702 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2705 * input.c (test_builtins): Fix an assertion.
2707 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2709 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2712 (isinf<mode>2): Ditto.
2714 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2716 * ggc-tests.c (test_finalization): Only test need_finalization_p
2717 for GCC_VERSION >= 4003.
2719 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2721 * config/s390/vecintrin.h: Fix file description in comment.
2723 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2725 * config/s390/s390-builtin-types.def: Change builtin type naming
2726 scheme to match builtin-types.def.
2728 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2730 * fold-const.c (optimize_minmax_comparison): Remove.
2731 (fold_comparison): Remove call to the above.
2732 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2733 New transformations.
2735 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2737 PR tree-optimization/71416
2738 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2741 2016-06-13 Martin Liska <mliska@suse.cz>
2743 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2744 (combine_predictions_for_insn): Likewise.
2745 (prune_predictions_for_bb): Likewise.
2746 (combine_predictions_for_bb): Likewise.
2748 2016-06-13 Richard Biener <rguenther@suse.de>
2750 PR tree-optimization/71505
2751 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2752 assert match comment.
2754 2016-06-13 Marek Polacek <polacek@redhat.com>
2757 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2758 gimplify_switch_expr.
2759 (warn_switch_unreachable_r): New function.
2761 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2764 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2767 2016-06-13 Richard Biener <rguenther@suse.de>
2770 * fold-const.c (fold_unary_loc): Preserve alignment when
2771 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2773 2016-06-13 Martin Liska <mliska@suse.cz>
2776 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2777 w/ -fsanitize=bounds.
2779 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2781 * config/i386/i386.c (ix86_init_builtins): Calculate
2782 FLOAT128_FTYPE_CONST_STRING function type only once.
2783 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2784 built-in functions are available for x86-32 and x86-64 targets.
2786 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2789 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2791 (FLOAT128_FTYPE_CONST_STRING): New function type.
2792 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2793 [IX86_BUILTIN_NANSQ]: Ditto.
2794 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2795 (ix86_init_builtin_types): Declare const_string_type_node.
2796 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2798 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2799 * doc/extend.texi (x86 Built-in Functions): Document
2800 __builtin_nanq and __builtin_nansq.
2802 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2805 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2806 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2807 length for pop patterns.
2808 (arm_attr_length_push_multi): Update comments.
2809 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2811 (*pop_multiple_with_writeback_and_return): Likewise.
2812 (*pop_multiple_with_return): Likewise.
2814 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2817 * fold-const.c (optimize_bit_field_compare): Don't try to use
2818 word_mode unconditionally for reading the bit field, look at
2819 DECL_BIT_FIELD_REPRESENTATIVE instead.
2821 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2824 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2825 vector integer type.
2827 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2830 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2831 without LABEL_DECL, set *handled_ops_p to false instead of true.
2833 2016-06-10 Martin Sebor <msebor@redhat.com>
2836 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2837 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2838 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2840 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2841 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2842 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2843 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2844 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2845 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2846 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2847 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2849 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2851 * config/arm/arm.h (pool_vector_label,
2852 return_used_this_function): Remove.
2854 2016-06-10 Jeff Law <law@redhat.com>
2856 PR tree-optimization/71335
2857 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2858 zero length paths here.
2859 (convert_and_register_jump_thread_path): Remove hacks related to
2860 duplicated blocks in the jump thread path.
2861 (fsm_find_control_statement_thread_paths): Avoid putting the same
2862 block on the thread path twice, but ensure the thread path is
2863 unchanged from the caller's point of view.
2865 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2867 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2868 * predict.def (PRED_LOOP_BRANCH): Remove.
2870 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2872 * Makefile.in (OBJS): Add ggc-tests.o.
2873 (GTFILES): Add ggc-tests.c.
2874 * ggc-tests.c: New file.
2875 * selftest-run-tests.c (selftest::run_tests): Call
2876 selftest::ggc_tests_c_tests.
2877 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2879 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2881 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2883 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2886 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2887 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2889 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2891 * profile.c: Include cfgloop.h.
2892 (branch_prob): Compute estimated number of iterations.
2893 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2894 recompute estimate number of iterations from profile.
2896 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2899 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2900 must be grouped on top of stack. Don't force early clobber
2901 on ordinary reg outputs.
2903 2016-06-10 Richard Biener <rguenther@suse.de>
2905 * targhooks.c (default_builtin_vectorization_cost): Adjust
2908 2016-06-10 Richard Biener <rguenther@suse.de>
2910 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2911 to fold the RHS to a constant if possible.
2913 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2916 * tree-nested.c (convert_nonlocal_omp_clauses)
2917 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2918 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2919 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2921 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2923 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2925 * omp-low.c (scan_sharing_clauses): Don't expect
2928 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2930 PR tree-optimization/71407
2931 PR tree-optimization/71416
2932 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2935 2016-06-10 Richard Biener <rguenther@suse.de>
2938 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2940 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2942 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2944 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2945 Jiong Wang <jiong.wang@arm.com>
2947 PR rtl-optimization/70751
2948 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2949 spilled into memory.
2951 2016-06-09 Jonathan Yong <10walls@gmail.com>
2954 2015-09-21 Jonathan Yong <10walls@gmail.com>
2956 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2957 sysroot/usr/lib/32api for additional win32 libraries,
2958 fixes failing Cygwin bootstrapping.
2960 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2962 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2965 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2968 * pretty-print.c (pp_indent): Specify that %p is printed in a
2969 host-dependent manner.
2970 (test_pp_format): Remove the test for %p.
2972 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2974 * config/mips/mips.c (mips_output_jump): Fix formatting.
2976 2016-06-09 Richard Biener <rguenther@suse.de>
2978 PR tree-optimization/71462
2979 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2982 2016-06-09 Martin Liska <mliska@suse.cz>
2984 * predict.c (dump_prediction): Add new argument.
2985 (enum predictor_reason): New enum.
2986 (struct predictor_hash): New struct.
2987 (predictor_hash::hash): New function.
2988 (predictor_hash::equal): Likewise.
2989 (not_removed_prediction_p): New function.
2990 (prune_predictions_for_bb): Likewise.
2991 (combine_predictions_for_bb): Prune predictions.
2993 2016-06-09 Martin Liska <mliska@suse.cz>
2995 * predict.c (filter_predictions): New function.
2996 (remove_predictions_associated_with_edge): Use the filter
2998 (equal_edge_p): New function.
3000 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
3002 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
3003 Correct usage of @samp vs @option, add @samp where appropriate.
3004 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
3005 Add armv6s-m and document it, as it is no official ARM name.
3007 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3009 * ifcvt.c (struct noce_if_info): Add transform_name field.
3010 (noce_try_move): Set if_info->transform_name to the function name.
3011 (noce_try_ifelse_collapse): Likewise.
3012 (noce_try_store_flag): Likewise.
3013 (noce_try_inverse_constants): Likewise.
3014 (noce_try_store_flag_constants): Likewise.
3015 (noce_try_addcc): Likewise.
3016 (noce_try_store_flag_mask): Likewise.
3017 (noce_try_cmove): Likewise.
3018 (noce_try_cmove_arith): Likewise.
3019 (noce_try_minmax): Likewise.
3020 (noce_try_abs): Likewise.
3021 (noce_try_sign_mask): Likewise.
3022 (noce_try_bitop): Likewise.
3023 (noce_convert_multiple_sets): Likewise.
3024 (noce_process_if_block): Print if_info->transform_name to
3025 dump_file if transformation succeeded.
3027 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3029 * config/arm/cortex-a57.md (cortex_a57_alu):
3032 2016-06-08 Martin Sebor <msebor@redhat.com>
3033 Jakub Jelinek <jakub@redhat.com>
3037 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
3038 BUILT_IN_MUL_OVERFLOW_P): New builtins.
3039 * builtins.c: Include gimple-fold.h.
3040 (fold_builtin_arith_overflow): Handle
3041 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
3042 (fold_builtin_3): Likewise.
3043 * doc/extend.texi (Integer Overflow Builtins): Document
3044 __builtin_{add,sub,mul}_overflow_p.
3046 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
3048 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
3049 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
3051 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
3053 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
3054 Rewrite, looking one level down for records and arrays.
3056 2016-06-08 David Malcolm <dmalcolm@redhat.com>
3058 * pretty-print.c: Include "selftest.h".
3059 (pp_format): Fix comment.
3060 (identifier_to_locale): Likewise.
3061 (selftest::test_basic_printing): New function.
3062 (selftest::assert_pp_format): New function.
3063 (selftest::test_pp_format): New function.
3064 (selftest::pretty_print_c_tests): New function.
3065 * selftest-run-tests.c (selftest::run_tests): Call
3066 selftest::pretty_print_c_tests.
3067 * selftest.h (pretty_print_c_tests): New declaration.
3069 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3071 * invoke.texi (max-loop-headers-insns): Document.
3072 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
3073 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
3074 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
3076 2016-06-08 Richard Biener <rguenther@suse.de>
3078 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
3079 on strided SLP loads and fall back to scalar loads in case
3080 we can't chunk them.
3082 2016-06-08 Richard Biener <rguenther@suse.de>
3084 PR tree-optimization/71452
3085 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
3086 type used for the SSA rewrite has enough precision to cover
3087 the dynamic type of the location.
3089 2016-06-08 Jakub Jelinek <jakub@redhat.com>
3090 Richard Biener <rguenther@suse.de>
3093 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
3094 the same as DECL_P (base0) for indirect_base0. Use equality_code
3095 in one further place.
3097 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
3099 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
3100 to one word if the field is known to overlap other words.
3101 (extract_bit_field_1): Likewise.
3102 (store_split_bit_field): Remove compensating code.
3103 (extract_split_bit_field): Likewise.
3105 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
3109 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
3111 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3113 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
3115 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
3116 (arch64_addpv4sf): Delete.
3117 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
3118 "gen_aarch64_addpv4sf".
3119 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
3121 (vpadds_f32): Likewise.
3122 (vpaddq_f32): Likewise.
3123 (vpaddq_f64): Likewise.
3125 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3127 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
3129 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
3130 to VALLF. Rename to "fabd<mode>3".
3131 "*fabd_scalar<mode>3): Delete.
3132 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
3134 (vabdd_f64): Likewise.
3135 (vabd_f32): Likewise.
3136 (vabd_f64): Likewise.
3137 (vabdq_f32): Likewise.
3138 (vabdq_f64): Likewise.
3140 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3142 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
3144 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
3145 "aarch64_rsqrts<mode>".
3146 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
3147 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3149 (vrsqrtsd_f64): Likewise.
3150 (vrsqrts_f32): Likewise.
3151 (vrsqrts_f64): Likewise.
3152 (vrsqrtsq_f32): Likewise.
3153 (vrsqrtsq_f64): Likewise.
3155 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3157 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3159 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3160 "aarch64_rsqrte<mode>".
3161 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3162 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3164 (vrsqrted_f64): Likewise.
3165 (vrsqrte_f32): Likewise.
3166 (vrsqrte_f64): Likewise.
3167 (vrsqrteq_f32): Likewise.
3168 (vrsqrteq_f64): Likewise.
3170 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3172 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3176 * config/aarch64/aarch64-simd.md
3177 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3178 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3179 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3181 (vcvt_n_f32_u32): Likewise.
3182 (vcvt_n_s32_f32): Likewise.
3183 (vcvt_n_u32_f32): Likewise.
3184 (vcvtq_n_f32_s32): Likewise.
3185 (vcvtq_n_f32_u32): Likewise.
3186 (vcvtq_n_f64_s64): Likewise.
3187 (vcvtq_n_f64_u64): Likewise.
3188 (vcvtq_n_s32_f32): Likewise.
3189 (vcvtq_n_s64_f64): Likewise.
3190 (vcvtq_n_u32_f32): Likewise.
3191 (vcvtq_n_u64_f64): Likewise.
3192 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3193 (VSDQ_SDI): Likewise.
3194 (fcvt_target): Support V4DI, V4SI and V2SI.
3195 (FCVT_TARGET): Likewise.
3197 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3199 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3200 (TYPES_BINOP_SUS): Likewise.
3201 (aarch64_simd_builtin_data): Update include file name.
3202 (aarch64_builtins): Likewise.
3203 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3204 for conversion between scalar float-point and fixed-point.
3208 * config/aarch64/aarch64.md
3209 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3210 pattern for conversion between scalar float to fixed-pointer.
3211 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3212 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3213 (UNSPEC_FCVTZU): Likewise.
3214 (UNSPEC_SCVTF): Likewise.
3215 (UNSPEC_UCVTF): Likewise.
3216 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3218 (vcvtd_n_f64_u64): Likewise.
3219 (vcvtd_n_s64_f64): Likewise.
3220 (vcvtd_n_u64_f64): Likewise.
3221 (vcvtd_n_f32_s32): Likewise.
3222 (vcvts_n_f32_u32): Likewise.
3223 (vcvtd_n_s32_f32): Likewise.
3224 (vcvts_n_u32_f32): Likewise.
3225 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3227 (FCVT_TARGET): Likewise.
3228 (FCVT_FIXED2F): New iterator.
3229 (FCVT_F2FIXED): Likewise.
3230 (fcvt_fixed_insn): New define_int_attr.
3232 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3234 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3235 some statements was removed.
3237 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3239 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3240 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3241 (vect_can_advance_ivs_p): likewise.
3242 (vect_update_ivs_after_vectorizer): likewise.
3243 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3244 (vect_analyze_scalar_cycles_1): likewise.
3245 (vect_analyze_loop_operations): likewise.
3246 (report_vect_op): likewise.
3247 (vect_is_slp_reduction): likewise.
3248 (vect_is_simple_reduction): likewise.
3249 (get_initial_def_for_induction): likewise.
3250 (vect_transform_loop): likewise.
3251 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3252 (vect_recog_sad_pattern): likewise.
3253 (vect_recog_widen_sum_pattern): likewise.
3254 (vect_recog_widening_pattern): likewise.
3255 (vect_recog_divmod_pattern): likewise.
3256 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3257 (vect_analyze_slp_instance): likewise.
3258 (vect_transform_slp_perm_load): likewise.
3259 (vect_schedule_slp_instance): likewise.
3261 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3263 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3264 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3265 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3266 (PRED_LOOP_BRANCH): Document predictor as broken.
3267 (PRED_LOOP_EXIT): Change hitrate 91->92.
3268 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3269 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3270 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3271 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3272 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3273 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3274 (PRED_CALL): Chane hitrate 71->67.
3275 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3276 (PRED_GOTO): Document as unused right now.
3277 (PRED_CONST_RETURN): Change hitrate 67->69
3278 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3279 (PRED_NULL_RETURN): Change hitrate 91->90.
3280 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3281 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3282 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3284 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3286 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3287 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3288 special case Altivec builtin.
3289 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3290 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3291 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3292 code for ALTIVEC_BUILTIN_VEC_MUL.
3293 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3294 for __builtin_vec_mul.
3296 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3298 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3301 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3303 * spellcheck.c (selftest::test_find_closest_string): New function.
3304 (spellcheck_c_tests): Call the above.
3306 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3308 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3310 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3312 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3313 Yv=Yv,C alternatives.
3315 2016-06-07 Richard Biener <rguenther@suse.de>
3318 * common.opt (ffast-math): Make Optimization.
3320 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3321 Prachi Godbole <prachi.godbole@imgtec.com>
3323 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3324 `fabs' and `fneg' type attributes.
3325 (p5600_fpu_fabs): Add `fmove' to the comment.
3327 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3329 * gimple.c: Include builtins.h
3330 (gimple_inexpensive_call_p): New function.
3331 * gimple.h (gimple_inexpensive_call_p): Declare.
3332 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3333 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3336 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3338 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3339 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3340 warning_at_rich_loc, warning_n, pedwarn, permerror,
3341 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3342 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3345 2016-06-07 Richard Biener <rguenther@suse.de>
3347 PR tree-optimization/71428
3348 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3349 BIT_FIELD_REF op vs. load.
3351 2016-06-07 Richard Biener <rguenther@suse.de>
3354 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3357 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3359 * config/pa/pa.md (call): Generate indirect long calls to non-local
3360 functions on TARGET_64BIT.
3361 (call_value): Likewise.
3363 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3365 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3366 pattern and subsequent splitters.
3367 (call_val_reg_64bit_post_reload): Likewise.
3369 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3372 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3373 propagate_op_to_single_use.
3375 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3378 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3380 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3382 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3383 (enum x86_dirflag_state): New enum.
3384 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3385 (machine_function): Remove needs_cld.
3386 (ix86_current_function_needs_cld): Remove.
3387 * config/i386/i386.c (ix86_set_func_type): Set
3388 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3389 (ix86_expand_prologue): Do not emit CLD here.
3390 (ix86_dirflag_mode_needed): New function.
3391 (ix86_dirflag_mode_entry): Ditto.
3392 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3393 (ix86_mode_after): Ditto.
3394 (ix86_mode_entry): Ditto.
3395 (ix86_mode_exit): Ditto.
3396 (ix86_emit_mode_set): Ditto.
3397 * config/i386/i386.md (strmov_singleop): Set
3398 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3399 Do not set ix86_current_function_needs_cld.
3401 (strset_singleop): Ditto.
3403 (cmpstrnqi_nz_1): Ditto.
3404 (cmpstrnqi_1): Ditto.
3405 (strlenqi_1): Ditto.
3407 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3409 PR tree-optimization/71259
3410 * tree-vect-slp.c (vect_get_constant_vectors): For
3411 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3412 one for constant op, and use COND_EXPR for non-constant.
3414 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3416 * Makefile.in (OBJS): Add function-tests.o,
3417 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3418 selftest-run-tests.o.
3419 (OBJS-libcommon): Add selftest.o.
3420 (OBJS-libcommon-target): Add selftest.o.
3421 (all.internal): Add "selftest".
3422 (all.cross): Likewise.
3423 (selftest): New phony target.
3424 (s-selftest): New target.
3425 (selftest-gdb): New phony target.
3426 (COLLECT2_OBJS): Add selftest.o.
3427 * bitmap.c: Include "selftest.h".
3428 (selftest::test_gc_alloc): New function.
3429 (selftest::test_set_range): New function.
3430 (selftest::test_clear_bit_in_middle): New function.
3431 (selftest::test_copying): New function.
3432 (selftest::test_bitmap_single_bit_set_p): New function.
3433 (selftest::bitmap_c_tests): New function.
3434 * common.opt (fself-test): New.
3435 * diagnostic-show-locus.c: Include "selftest.h".
3436 (make_range): New function.
3437 (test_range_contains_point_for_single_point): New function.
3438 (test_range_contains_point_for_single_line): New function.
3439 (test_range_contains_point_for_multiple_lines): New function.
3440 (assert_eq): New function.
3441 (test_get_line_width_without_trailing_whitespace): New function.
3442 (selftest::diagnostic_show_locus_c_tests): New function.
3443 * et-forest.c: Include "selftest.h".
3444 (selftest::test_single_node): New function.
3445 (selftest::test_simple_tree): New function.
3446 (selftest::test_disconnected_nodes): New function.
3447 (selftest::et_forest_c_tests): New function.
3448 * fold-const.c: Include "selftest.h".
3449 (selftest::assert_binop_folds_to_const): New function.
3450 (selftest::assert_binop_folds_to_nonlvalue): New function.
3451 (selftest::test_arithmetic_folding): New function.
3452 (selftest::fold_const_c_tests): New function.
3453 * function-tests.c: New file.
3454 * gimple.c: Include "selftest.h".
3455 Include "gimple-pretty-print.h".
3456 (selftest::verify_gimple_pp): New function.
3457 (selftest::test_assign_single): New function.
3458 (selftest::test_assign_binop): New function.
3459 (selftest::test_nop_stmt): New function.
3460 (selftest::test_return_stmt): New function.
3461 (selftest::test_return_without_value): New function.
3462 (selftest::gimple_c_tests): New function.
3463 * hash-map-tests.c: New file.
3464 * hash-set-tests.c: New file.
3465 * input.c: Include "selftest.h".
3466 (selftest::assert_loceq): New function.
3467 (selftest::test_accessing_ordinary_linemaps): New function.
3468 (selftest::test_unknown_location): New function.
3469 (selftest::test_builtins): New function.
3470 (selftest::test_reading_source_line): New function.
3471 (selftest::input_c_tests): New function.
3472 * rtl-tests.c: New file.
3473 * selftest-run-tests.c: New file.
3474 * selftest.c: New file.
3475 * selftest.h: New file.
3476 * spellcheck.c: Include "selftest.h".
3477 (selftest::levenshtein_distance_unit_test_oneway): New function,
3478 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3479 (selftest::levenshtein_distance_unit_test): Likewise.
3480 (selftest::spellcheck_c_tests): Likewise.
3481 * toplev.c: Include selftest.h.
3482 (toplev::run_self_tests): New.
3483 (toplev::main): Handle -fself-test.
3484 * toplev.h (toplev::run_self_tests): New.
3485 * tree.c: Include "selftest.h".
3486 (selftest::test_integer_constants): New function.
3487 (selftest::test_identifiers): New function.
3488 (selftest::test_labels): New function.
3489 (selftest::tree_c_tests): New function.
3490 * tree-cfg.c: Include "selftest.h".
3491 (selftest::push_fndecl): New function.
3492 (selftest::test_linear_chain): New function.
3493 (selftest::test_diamond): New function.
3494 (selftest::test_fully_connected): New function.
3495 (selftest::tree_cfg_c_tests): New function.
3496 * vec.c: Include "selftest.h".
3497 (selftest::safe_push_range): New function.
3498 (selftest::test_quick_push): New function.
3499 (selftest::test_safe_push): New function.
3500 (selftest::test_truncate): New function.
3501 (selftest::test_safe_grow_cleared): New function.
3502 (selftest::test_pop): New function.
3503 (selftest::test_safe_insert): New function.
3504 (selftest::test_ordered_remove): New function.
3505 (selftest::test_unordered_remove): New function.
3506 (selftest::test_block_remove): New function.
3507 (selftest::reverse_cmp): New function.
3508 (selftest::test_qsort): New function.
3509 (selftest::vec_c_tests): New function.c.
3510 * wide-int.cc: Include selftest.h and wide-int-print.h.
3511 (selftest::from_int <wide_int>): New function.
3512 (selftest::from_int <offset_int>): New function.
3513 (selftest::from_int <widest_int>): New function.
3514 (selftest::assert_deceq): New function.
3515 (selftest::assert_hexeq): New function.
3516 (selftest::test_printing <VALUE_TYPE>): New function template.
3517 (selftest::test_ops <VALUE_TYPE>): New function template.
3518 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3519 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3521 (selftest::wide_int_cc_tests): New function.
3523 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3526 * ifcvt.c (noce_try_ifelse_collapse): New function.
3528 (noce_process_if_block): Call noce_try_ifelse_collapse.
3529 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3530 (simplify_ternary_operation): Use the above to simplify
3531 conditional CLZ/CTZ expressions.
3533 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3536 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3537 define_insn_and_split.
3539 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3542 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3544 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3547 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3548 Implicitly clobber memory for basic asm with non-empty assembler
3549 string. Use targetm.md_asm_adjust also here.
3550 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3551 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3552 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3553 non-empty assembler string.
3554 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3555 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3556 (decode_asm_operands): Handle basic asm in PARALLEL block.
3557 (extract_insn): Handle basic asm in PARALLEL block.
3558 * doc/extend.texi: Mention new behavior of basic asm.
3559 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3560 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3561 branch_needs_nop_p): Use asm_noperands.
3563 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3565 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3566 Include the M7 SPARC DFA scheduler.
3567 New attribute v3pipe.
3568 Annotate insns with v3pipe where appropriate.
3569 Define cpu_feature vis4.
3570 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3571 Add (V8QI "8") to vbits.
3572 Add insns {add,sub}v8qi3
3573 Add insns ss{add,sub}v8qi3
3574 Add insns us{add,sub}{v8qi,v4hi}3
3575 Add insns {min,max}{v8qi,v4hi,v2si}3
3576 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3577 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3578 * config/sparc/niagara4.md: Add a comment explaining the
3579 discrepancy between the documented latenty numbers and the
3581 * config/sparc/niagara7.md: New file.
3582 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3583 supports SPARC5 and VIS 4.0 instructions.
3584 * configure: Regenerate.
3585 * config.in: Likewise.
3586 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3587 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3588 TARGET_CPU_niagara7.
3589 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3590 (CPP_CPU_SPEC): Handle niagara7.
3591 (ASM_CPU_SPEC): Likewise.
3592 * config/sparc/sparc-opts.h (processor_type): Add
3594 (mvis4): New option.
3595 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3596 (AS_NIAGARA7_FLAG): Define.
3597 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3598 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3599 (CPP_CPU_SPEC): Handle niagara7.
3600 (ASM_CPU_SPEC): Likewise.
3601 * config/sparc/sparc.c (niagara7_costs): Define.
3602 (sparc_option_override): Handle niagara7 and adjust cache-related
3603 parameters with better values for niagara cpus. Also support VIS4.
3604 (sparc32_initialize_trampoline): Likewise.
3605 (sparc_use_sched_lookahead): Likewise.
3606 (sparc_issue_rate): Likewise.
3607 (sparc_register_move_cost): Likewise.
3608 (dump_target_flag_bits): Support VIS4.
3609 (sparc_vis_init_builtins): Likewise.
3610 (sparc_builtins): Likewise.
3611 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3613 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3615 * config/sparc/sparc.opt (sparc_processor_type): New value
3617 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3619 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3621 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3624 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3626 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3628 2016-06-06 Richard Biener <rguenther@suse.de>
3630 PR tree-optimization/71398
3631 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3634 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3636 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3637 ft32_expand_prolog, ft32_expand_epilogue):
3638 Handle pretend_args.
3639 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3640 * config/ft32/ft32.md: Add pretend_returner.
3642 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3645 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3646 Copy op1 RTX to avoid invalid sharing.
3647 (ix86_expand_vector_move_misalign): Ditto.
3649 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3651 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3654 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3656 * predict.c (predicted_by_loop_heuristics_p): New function.
3657 (predict_iv_comparison): Use it.
3658 (predict_loops): Walk from innermost loops; do not predict edges
3659 leaving multiple loops multiple times; implement
3660 PRED_LOOP_ITERATIONS_MAX heuristics.
3661 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3663 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3665 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3666 only edges out of BB are EH edges.
3668 2016-06-04 Martin Sebor <msebor@redhat.com>
3669 Marcin Baczyński <marbacz@gmail.com>
3672 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3673 a void expression in a void function.
3675 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3677 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3678 aux; dump reasons of decisions.
3679 (should_duplicate_loop_header_p): Likewise.
3680 (do_while_loop_p): Likewise.
3681 (ch_base::copy_headers): Dump asi num insns duplicated.
3683 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3685 PR tree-optimization/71405
3686 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3687 incompatible type, build a new clobber with the right type instead
3688 of building a VIEW_CONVERT_EXPR around it.
3690 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3692 PR tree-optimization/52171
3693 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3694 by_pieces_ninsns instead of move_by_pieces_ninsns.
3696 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3698 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3699 for reg+reg addressing mode.
3701 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3703 * rs6000-c.c (c/c-tree.h): Add #include.
3704 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3705 in C++ when found in the base position of vec_ld or vec_st.
3707 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3709 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3710 use of profile unless profile status is PROFILE_READ.
3711 * profile.c (compute_branch_probabilities): Set profile status
3712 only after reporting predictor hitrates.
3714 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3718 * common.opt (ffp-int-builtin-inexact): New option.
3719 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3720 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3721 (ceil@var{m}2): Document dependence on this option.
3722 * ipa-inline-transform.c (inline_call): Handle
3723 flag_fp_int_builtin_inexact.
3724 * ipa-inline.c (can_inline_edge_p): Likewise.
3725 * config/i386/i386.md (rintxf2): Do not test
3726 flag_unsafe_math_optimizations.
3727 (rint<mode>2_frndint): New define_insn.
3728 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3729 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3730 for 387 instead of extending and truncating.
3731 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3732 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3733 Change to frndint<mode>2_<rounding>.
3734 (frndintxf2_<rounding>_i387): Likewise. Change to
3735 frndint<mode>2_<rounding>_i387.
3736 (<rounding_insn>xf2): Likewise.
3737 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3738 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3739 x87. Test TARGET_ROUND || !flag_trapping_math ||
3740 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3741 SSE. Use ROUND_NO_EXC in constant operand of
3742 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3743 for 387 instead of extending and truncating.
3745 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3746 Julia Koval <julia.koval@intel.com>
3758 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3759 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3760 all registers, except for function return registers if there are
3761 no caller-saved registers.
3762 (ix86_set_func_type): New function.
3763 (ix86_set_current_function): Call ix86_set_func_type to set
3764 no_caller_saved_registers and func_type. Call reinit_regs if
3765 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3766 nor x87 instructions in interrupt handler nor function with
3767 no_caller_saved_registers attribute.
3768 (ix86_function_ok_for_sibcall): Return false if there are no
3769 caller-saved registers.
3770 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3772 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3773 (ix86_function_arg): Return special arguments in interrupt handler.
3774 (ix86_promote_function_mode): Promote pointer to word_mode only
3775 for normal functions.
3776 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3778 (ix86_epilogue_uses): New function.
3779 (ix86_hard_regno_scratch_ok): Likewise.
3780 (ix86_save_reg): Preserve all registers in interrupt handler
3781 after reload. Preserve all registers, except for function return
3782 registers, if there are no caller-saved registers after reload.
3783 (find_drap_reg): Always use callee-saved register if there are
3784 no caller-saved registers.
3785 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3786 for interrupt handler.
3787 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3788 Emit cld instruction if stringops are used in interrupt handler
3789 or interrupt handler isn't a leaf function.
3790 (ix86_expand_epilogue): Generate interrupt return for interrupt
3791 handler and pop the 'ERROR_CODE' off the stack before interrupt
3792 return in exception handler.
3793 (ix86_expand_call): Disallow calling interrupt handler directly.
3794 If there are no caller-saved registers, mark all registers that
3795 are clobbered by the call which returns as clobbered.
3796 (ix86_handle_no_caller_saved_registers_attribute): New function.
3797 (ix86_handle_interrupt_attribute): Likewise.
3798 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3800 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3801 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3802 accumulation in interrupt function if stack may be realigned to
3804 (EPILOGUE_USES): New.
3805 (function_type): New enum.
3806 (machine_function): Add func_type and no_caller_saved_registers.
3807 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3808 (interrupt_return): New pattern.
3809 * doc/extend.texi: Document x86 interrupt and
3810 no_caller_saved_registers attributes.
3812 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3814 PR tree-optimization/52171
3815 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3816 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3817 Look for constant strings. Move some code to emit_block_cmp_hints
3819 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3820 * defaults.h (COMPARE_MAX_PIECES): New macro.
3821 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3822 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3823 (clear_by_pieces_1): Don't declare. Move definition before use.
3824 (can_do_by_pieces): New static function.
3825 (can_move_by_pieces): Use it. Return bool.
3826 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3827 OP. All callers changed. Handle COMPARE_BY_PIECES.
3828 (class pieces_addr); New.
3829 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3830 pieces_addr::adjust, pieces_addr::increment_address,
3831 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3833 (class op_by_pieces_d): New.
3834 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3836 (class move_by_pieces_d, class compare_by_pieces_d,
3837 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3838 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3839 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3840 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3841 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3842 compare_by_pieces_d::finish_mode): New member functions.
3843 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3845 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3846 (emit_block_cmp_hints): New function.
3847 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3848 use the newly defined classes.
3849 * expr.h (by_pieces_constfn): New typedef.
3850 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3851 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3852 (move_by_pieces_ninsns): Don't declare.
3853 (can_move_by_pieces): Change return value to bool.
3854 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3855 (compare_by_pieces_branch_ratio): New hook.
3856 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3857 (by_pieces_ninsns): Declare.
3858 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3860 (default_compare_by_pieces_branch_ratio): New function.
3861 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3862 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3863 * doc/tm.texi: Regenerate.
3864 * tree-ssa-strlen.c: Include "builtins.h".
3865 (handle_builtin_memcmp): New static function.
3866 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3867 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3869 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3871 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3872 relevant stmts which are simple and invariant.
3873 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3874 instead of simple and invariant
3876 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3878 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3879 (vectorizable_reduction): Check for new relevant state.
3880 (vectorizable_live_operation): vectorize live stmts using
3881 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3882 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3883 (vect_stmt_relevant_p): Check for stmts which are only used live.
3884 (process_use): Use of a stmt does not inherit it's live value.
3885 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3886 (vect_analyze_stmt): Check for new relevant state.
3887 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3888 outside the loop, but not inside it.
3890 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3892 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3893 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3894 (vect_get_vec_def_for_operand): Split out code.
3896 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3898 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3900 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3902 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3904 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3906 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3908 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3911 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3912 to noreturn e->callee->decl that has void return type and void
3913 arguments, adjust gimple_call_fntype and remove lhs even if it had
3914 previously addressable type.
3916 2016-06-02 Jeff Law <law@redhat.com>
3918 PR tree-optimization/71328
3919 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3920 error when checking for a jump back onto the copied path.
3922 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3924 * config/microblaze/microblaze.c (get_branch_target): Add return
3925 NULL_RTX for the non-CALL_P case.
3926 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3927 (insert_wic): Remove unused local "j".
3929 2016-06-02 Martin Liska <mliska@suse.cz>
3931 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3933 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3934 Julia Koval <julia.koval@intel.com>
3936 * function.c (assign_parm_setup_stack): Force source into a
3938 * target.def (function_incoming_arg): Update documentation to
3939 allow arbitrary address computation based on hard register.
3940 * doc/tm.texi: Regenerated.
3942 2016-06-02 Martin Liska <mliska@suse.cz>
3944 * predict.c (combine_predictions_for_bb): Fix first match in
3945 cases where a first predictor contains more than one occurence
3946 in list of predictors. Take the best value in such case.
3948 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3950 PR rtl-optimization/71295
3951 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3952 offset would go over the size of the inner mode reject it.
3954 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3956 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3957 x=x,x and v=v,m instead of x=x,m.
3959 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3960 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3961 alternative to v=rm,C.
3963 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3964 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3965 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3966 instead of vex for the last two above mentioned alternatives.
3968 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3971 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3973 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3975 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3977 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3979 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3980 from int to unsigned.
3982 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3984 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3985 alternatives, eliminating preferred register class. Add support
3986 for the MTVSRDD instruction in ISA 3.0.
3987 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3988 reg_or_indexed_operand.
3989 (vsx_splat_v4sf_internal): Likewise.
3991 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3994 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3995 for loading up all 0's or all 1's.
3997 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3999 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
4001 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
4003 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
4005 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
4006 * gcc.c (set_source_date_epoch_envvar): New function, sets
4007 the SOURCE_DATE_EPOCH environment variable to the current time.
4009 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4011 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
4012 the factor for live Phi nodes.
4014 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4016 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
4017 * tree-parloops.c (parallelize_loops): likewise.
4018 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
4019 tree_unswitch_outer_loop): likewise.
4021 2016-06-01 Jakub Jelinek <jakub@redhat.com>
4024 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
4025 around creation of the temporary.
4027 2016-06-01 Richard Biener <rguenther@suse.de>
4029 PR tree-optimization/71366
4030 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
4031 (unloop_loops): Move removing edges here ...
4032 (try_unroll_loop_completely): ... from here.
4033 (try_peel_loop): ... and here.
4034 (tree_unroll_loops_completely_1): Track parent loops via
4035 bitmap of header BBs.
4036 (tree_unroll_loops_completely): Adjust for that.
4038 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4040 * config/rs6000/altivec.h (vec_slv): New macro.
4041 (vec_srv): New macro.
4042 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
4043 (UNSPEC_VSRV): New value.
4046 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
4047 (vsrv): New builtin definition.
4048 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
4049 define argument types for new builtin.
4050 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
4052 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
4055 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
4056 Jocelyn Mayer <l_indien@magic.fr>
4059 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
4060 detect processor family for signature_CENTAUR_ebx.
4061 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
4062 signature_CENTAUR_ebx.
4063 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
4064 <default>: Pass x86-64 for has_longmode.
4066 2016-06-01 Nathan Sidwell <nathan@acm.org>
4068 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
4071 2016-06-01 Richard Biener <rguenther@suse.de>
4073 PR tree-optimization/71261
4074 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
4075 of stmts successfully put in the bool pattern. Remove
4076 single-use restriction.
4077 (adjust_bool_pattern_cast): Add cast at the use site via the
4078 pattern def sequence.
4079 (adjust_bool_pattern): Remove recursion, maintain a hash-map
4080 of patterned defs. Use the pattern def seqence instead of
4081 multiple independent patterns.
4082 (sort_after_uid): New qsort compare function.
4083 (adjust_bool_stmts): New function to process stmts in the bool
4084 pattern in IL order.
4085 (vect_recog_bool_pattern): Adjust.
4086 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
4087 (ifcvt_walk_pattern_tree): Likewise.
4088 (stmt_is_root_of_bool_pattern): Likewise.
4089 (ifcvt_repair_bool_pattern): Likewise.
4090 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
4092 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
4094 * loop-unroll.c (decide_unroll_constant_iterations,
4095 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
4096 likely upper bounds.
4097 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
4099 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
4101 * tree-core.h (enum omp_clause_code): Remove
4102 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
4104 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4106 * config/arm/sync.md (arm_store_exclusive<mode>):
4107 Use 'H' output modifier on operands[2] rather than creating a new
4108 entry in out-of-bounds memory of the operands array.
4109 (arm_store_release_exclusivedi): Likewise.
4111 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4113 * config/arm/arm.c (arm_fusion_enabled_p): New function.
4114 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
4115 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
4116 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4118 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
4120 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
4121 into account live statements for mask producers.
4123 2016-06-01 Richard Biener <rguenther@suse.de>
4125 PR tree-optimization/71311
4126 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
4127 restrict to non-INTEGER_CST @0.
4129 2016-06-01 Richard Biener <rguenther@suse.de>
4131 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
4132 (relational patterns): Use :c to avoid pattern duplications.
4134 2016-06-01 Richard Biener <rguenther@suse.de>
4136 * genmatch.c (comparison_code_p): New predicate.
4137 (swap_tree_comparison): New function.
4138 (commutate): Add for_vec parameter to append new for entries.
4139 Support commutating relational operators by swapping it alongside
4141 (lower_commutative): Adjust.
4142 (dt_simplify::gen): Do not pass artificial operators to gen
4144 (decision_tree::gen): Do not add artificial operators as parameters.
4145 (parser::parse_expr): Verify operator commutativity when :c is
4146 applied. Allow :C to override this.
4147 * match.pd: Adjust patterns to use :C instead of :c where required.
4149 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4151 PR tree-optimization/71077
4152 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4153 the combining step, use boolean_false_node and boolean_true_node
4154 as the designated false/true return values.
4156 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4158 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4159 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4160 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4163 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4165 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4166 of flags impliying the register renaming.
4167 * toplev.c (process_options): Do not imply flag_rename_registers with
4170 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4172 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4173 default implementation.
4175 2016-05-31 Nathan Sidwell <nathan@acm.org>
4177 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4179 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4181 * config/sh/constraints.md (b): Remove constraint.
4182 * config/sh/predicates.md (arith_reg_operand): Remove
4184 * config/sh/sh-modes.def (PDI): Remove.
4185 * config/sh/sh.c (sh_target_reg_class,
4186 sh_optimize_target_register_callee_saved): Remove functions.
4187 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4188 (sh_expand_epilogue): Update comment.
4189 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4190 sh_secondary_reload): Remove TARGET_REGS related code.
4191 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4192 TARGET_REGISTER_P): Remove macros.
4193 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4194 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4195 TR1_REG, TR2_REG): Remove constants.
4196 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4198 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4200 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4201 define_expand patterns.
4202 (adddi3_compact): Rename to adddi3.
4203 (subdi3_compact): Rename to subdi3.
4204 (*negdi2): Rename to negdi2.
4205 (*abs<mode>2): Rename to abs<mode>2.
4207 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4209 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4210 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4211 (atomic_sub_fetchsi): ... this new pattern.
4212 (mvtc): Add CC_REG clobber.
4214 2016-05-31 Marek Polacek <polacek@redhat.com>
4216 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4218 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4220 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4221 aarch64_fusion_enabled_p to check for fusion capabilities.
4223 2016-05-31 Richard Biener <rguenther@suse.de>
4225 PR tree-optimization/71352
4226 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4227 minus one and a negate.
4229 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4231 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4232 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4234 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4235 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4236 Remove use of aarch64_simd_attr_length_move, set length attribute
4238 (*aarch64_be_movoi): Likewise.
4239 (*aarch64_be_movci): Likewise.
4240 (*aarch64_be_movxi): Likewise.
4242 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4244 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4245 It no longer does that.
4246 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4248 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4250 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4251 attribute __unused__.
4253 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4255 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4256 * config/arm/arm.c (arm_arch_thumb1): Define.
4257 (arm_option_override): Initialize arm_arch_thumb1.
4258 * config/arm/arm.h (arm_arch_thumb1): Declare.
4259 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4260 support Thumb-1 ISA.
4262 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4265 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4266 `Yv' for scalar operand.
4268 2016-05-31 Tom de Vries <tom@codesourcery.com>
4270 PR tree-optimization/69068
4271 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4272 phis with more than two args.
4274 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4276 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4277 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4280 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4282 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4284 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4286 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4287 cpu_32, cpu_64, tune_32 and tune_64.
4288 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4290 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4292 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4294 2016-05-30 Andi Kleen <ak@linux.intel.com>
4296 * auto-profile.c (read_profile): Replace asserts with errors
4297 when file does not exist.
4298 * gcov-io.c (gcov_read_words): Dito.
4300 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4302 * tree-cfg.c (print_loop): Print likely upper bounds.
4304 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4306 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4307 * opts.c (default_options): Enable peel loops at -O3.
4308 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4309 (try_peel_loop): Do not re-peel already peeled loops;
4310 use likely upper bounds; fix profile updating.
4311 (pass_complete_unroll::execute): Initialize peeled_loops.
4313 2016-05-30 Martin Liska <mliska@suse.cz>
4315 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4316 computed costs by frequency of BB they belong to.
4317 (get_scaled_computation_cost_at): New function.
4319 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4320 Marc Glisse <marc.glisse@inria.fr>
4322 PR tree-optimization/71289
4323 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4325 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4327 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4329 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4331 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4332 for peeled copies; avoid underflow when updating estimates; correctly
4335 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4337 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4338 r236875. Corrected oe3 to oe2 as obvious.
4340 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4344 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4345 that inserted stmt will not dominate stmts that defines its operand.
4346 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4347 (rewrite_expr_tree_parallel): Likewise.
4349 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4352 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4353 all fields including stmt_to_insert are swapped.
4355 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4357 * predict.h (force_edge_cold): Declare.
4358 * predict.c (force_edge_cold): New function.
4359 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4361 (canonicalize_loop_induction_variables): Fix formating.
4363 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4365 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4366 (visium_expand_copysign): Use gen_int_mode directly.
4367 (visium_compute_frame_size): Minor tweaks.
4369 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4371 * tree-vect-loop.c (vect_analyze_loop_2): Use
4372 likely_max_stmt_executions_int.
4374 2016-05-30 Tom de Vries <tom@codesourcery.com>
4376 PR tree-optimization/69067
4377 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4379 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4383 New peepholes to remove unneeded fild/fistp pairs.
4384 (define_peephole2 atomic_loaddi_fpu): Ditto.
4386 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4388 * predict.c (maybe_hot_frequency_p): Avoid division.
4390 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4392 * doc/install.texi: Use https for shop.fsf.org.
4394 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4396 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4397 likely_max_stmt_executions_int.
4399 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4401 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4402 likely_max_stmt_executions_int.
4404 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4406 * profile.c (compute_branch_probabilities): Do not report hitrates
4408 (branch_prob): Report hitrates here.
4409 * predict.c (gimple_predict_edge): Do not assert profile status;
4410 fix formatting issues.
4412 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4414 * predict.c (edge_predicted_by_p): New function.
4415 (predict_paths_for_bb): Do not put multiple predictions of the same type
4418 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4420 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4423 2016-05-28 Alan Modra <amodra@gmail.com>
4425 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4427 2016-05-28 Alan Modra <amodra@gmail.com>
4429 PR rtl-optimization/71275
4430 * ira.c (ira): Free dominance info.
4432 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4434 * doc/sourcebuild.texi: New address for upstream Go repository.
4436 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4438 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4439 (TARGET_ARM_V7M): Likewise.
4441 2016-05-26 Jeff Law <law@redhat.com>
4443 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4444 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4445 * passes.def: Add jump threading passes before DOM/VRP.
4446 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4447 argument to a basic block from an edge. Remove tests which are
4449 (pass_data_thread_jumps, class pass_thread_jumps): New.
4450 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4451 (make_pass_thread_jumps): Likewise.
4452 * tree-pass.h (make_pass_thread_jumps): Declare.
4454 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4456 * config/visium/visium-protos.h (split_double_move): Rename into...
4457 (visium_split_double_move): ...this.
4458 (visium_split_double_add): Declare.
4459 * config/visium/visium.c (split_double_move): Rename into...
4460 (visium_split_double_move): ...this.
4461 (visium_split_double_add): New function.
4462 (visium_expand_copysign): Renumber operands for consistency.
4463 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4464 (DFmode move splitter): Likewise.
4465 (*addi3_insn): Split by means of visium_split_double_add.
4466 (*adddi3_insn_flags): Delete.
4467 (*plus_plus_sltu<subst_arith>): New insn.
4468 (*subdi3_insn): Split by means of visium_split_double_add.
4469 (subdi3_insn_flags): Delete.
4470 (*minus_minus_sltu<subst_arith>): New insn.
4471 (*negdi2_insn): Split by means of visium_split_double_add.
4472 (*negdi2_insn_flags): Delete.
4474 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4476 * configure.ac: Treat a --with-headers option without argument
4477 the same as the default (i.e. consult sys-include directory).
4478 * configure: Regenerate.
4480 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4482 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4483 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4485 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4486 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4488 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4491 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4492 tree-stdarg analysis results.
4493 (aarch64_setup_incoming_varargs): Likewise.
4495 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4497 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4498 va_list_gpr_counter_field and va_list_fpr_counter_field.
4500 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4503 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4504 * config/aarch64/aarch64.c
4505 (aarch64_cannot_change_mode_class): Remove function.
4506 * config/aarch64/aarch64-protos.h
4507 (aarch64_cannot_change_mode_class): Remove.
4509 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4511 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4512 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4513 get_likely_max_loop_iterations_int): New.
4514 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4515 any_likely_upper_bound.
4516 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4518 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4519 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4521 (unroll_loop_constant_iterations): Likewise.
4522 (unroll_loop_runtime_iterations): Likewise.
4523 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4524 * lto-streamer-out.c (output_cfg): Likewise.
4525 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4527 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4528 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4529 (likely_max_loop_iterations): New.
4530 (likely_max_loop_iterations_int): New.
4531 (likely_max_stmt_executions): New.
4532 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4533 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4534 likely_max_stmt_executions): Declare.
4536 2016-05-27 Marek Polacek <polacek@redhat.com>
4539 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4541 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4543 * config/s390/s390.md (2x risbg splitters): Use
4544 reg_overlap_mentioned_p instead of rtx_equal_p.
4546 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4548 * combine.c (make_compound_operation): Take known zero bits into
4549 account when checking for possible zero_extend.
4551 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4553 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4554 Use const_int_operand for operand 2 predicate. Simplify expand code
4557 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4560 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4563 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4565 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4566 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4567 that returns CC_SESWPmode and CC_ZESWPmode.
4568 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4570 (aarch64_rtx_costs): Likewise.
4572 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4574 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4575 for ISA 3.0 min/max support.
4576 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4577 conditional move support.
4578 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4579 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4581 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4582 conditional moves where the comparison type is different from move
4584 (fp_minmax): New code iterator for smin/smax.
4585 (minmax): New code attributes for min/max.
4586 (SMINMAX): Likewise.
4587 (smax<mode>3): Combine min, max insns into one insn using the
4588 fp_minmax code iterator. Add support for ISA 3.0 min/max
4589 instructions that don't need -ffast-math.
4590 (s<minmax><mode>3): Likewise.
4591 (smax<mode>3_vsx): Likewise.
4592 (smin<mode>3): Likewise.
4593 (s<minmax><mode>3_vsx): Likewise.
4594 (smin<mode>3_vsx): Likewise.
4595 (pre-VSX min/max splitters): Likewise.
4596 (s<minmax><mode>3_fpr): Likewise.
4597 (movsfcc): Rewrite floating point conditional moves to combine
4598 SFmode/DFmode into a single insn.
4599 (mov<mode>cc): Likewise.
4600 (movdfcc): Likewise.
4601 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4602 SFDF2 iterators to handle all combinations.
4603 (fseldfsf4): Likewise.
4604 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4605 (fseldfdf4): Likewise.
4606 (fselsfdf4): Likewise.
4607 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4608 comparison instructions that set a 0/-1 mask, and use it for
4609 floating point conditional move via XXSEL.
4610 (fpmask<mode>): Likewise.
4611 (xxsel<mode>): Likewise.
4612 * config/rs6000/predicates.md (min_max_operator): Delete, no
4614 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4615 instructions that generate a 0/-1 mask for use with XXSEL.
4616 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4617 say whether floating point min/max is available, either through
4618 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4619 (TARGET_MINMAX_DF): Likewise.
4621 2016-05-27 Alan Modra <amodra@gmail.com>
4623 PR rtl-optimization/71275
4624 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4625 for update_equiv_regs and combine_and_move_insns.
4627 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4629 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4630 if_then_else or cond RTXes to calculate attribute value.
4631 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4632 <attr "length_immediate>: Ditto.
4633 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4634 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4635 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4636 <attr "type">: Ditto.
4637 <attr "prefix_data16">: Ditto.
4638 <attr "prefix_extra">: Ditto.
4639 <attr "length_immediate">: Ditto.
4640 <attr "prefix">: Ditto.
4641 (vec_set<mode>_0) <attr "isa">: Ditto.
4642 <attr "prefix_extra">: Ditto.
4643 <attr "length_immediate">: Ditto.
4644 <attr "prefix">: Ditto.
4645 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4646 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4647 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4648 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4649 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4650 <attr "length_immediate">: Ditto.
4651 <attr "prefix">: Ditto.
4652 (sse2_movsd) <attr "length_immediate">: Ditto.
4653 <attr "prefix">: Ditto.
4654 (vec_concatv2df) <attr "isa">: Ditto.
4655 <attr "prefix">: Ditto.
4656 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4657 (*vec_extractv2di_1) <attr "isa">: Ditto.
4658 <attr "type">: Ditto.
4659 <attr "length_immediate">: Ditto.
4660 <attr "prefix_rex">: Ditto.
4661 <attr "prefix_extra">: Ditto.
4662 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4663 <attr "prefix_extra">: Ditto.
4664 <attr "length_immediate">: Ditto.
4665 (vec_concatv2di) <attr "isa">: Ditto.
4666 <attr "prefix_extra">: Ditto.
4667 <attr "length_immediate">: Ditto.
4668 <attr "prefix">: Ditto.
4670 2016-05-26 Martin Liska <mliska@suse.cz>
4672 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4674 (operator+): Likewise.
4675 (operator-): Likewise.
4676 (comp_cost::operator+=): Likewise.
4677 (comp_cost::operator-=): Likewise.
4678 (comp_cost::operator/=): Likewise.
4679 (comp_cost::operator*=): Likewise.
4680 (operator<): Likewise.
4681 (operator==): Likewise.
4682 (operator<=): Likewise.
4684 (infinite_cost_p): Likewise.
4685 (add_costs): Likewise.
4686 (sub_costs): Likewise.
4687 (compare_costs): Likewise.
4688 (set_group_iv_cost): Use the newly introduced functions.
4689 (get_address_cost): Likewise.
4690 (get_shiftadd_cost): Likewise.
4691 (force_expr_to_var_cost): Likewise.
4692 (split_address_cost): Likewise.
4693 (ptr_difference_cost): Likewise.
4694 (difference_cost): Likewise.
4695 (get_computation_cost_at): Likewise.
4696 (determine_group_iv_cost_generic): Likewise.
4697 (determine_group_iv_cost_address): Likewise.
4698 (determine_group_iv_cost_cond): Likewise.
4699 (autoinc_possible_for_pair): Likewise.
4700 (determine_group_iv_costs): Likewise.
4701 (cheaper_cost_pair): Likewise.
4702 (iv_ca_recount_cost): Likewise.
4703 (iv_ca_set_no_cp): Likewise.
4704 (iv_ca_set_cp): Likewise.
4705 (iv_ca_cost): Likewise.
4706 (iv_ca_new): Likewise.
4707 (iv_ca_dump): Likewise.
4708 (iv_ca_narrow): Likewise.
4709 (iv_ca_prune): Likewise.
4710 (iv_ca_replace): Likewise.
4711 (try_add_cand_for): Likewise.
4712 (try_improve_iv_set): Likewise.
4713 (find_optimal_iv_set): Likewise.
4715 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4717 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4718 that internal functions will clobber all caller-saved registers.
4720 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4722 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4723 Return a better case_values_threshold when optimizing.
4725 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4727 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4728 Add ? to integer variant.
4729 (aarch64_combinez_be): Likewise.
4731 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4733 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4734 instead of x constraint.
4735 (vcvtps2ph256<mask_name>): Likewise.
4737 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4738 alternative. Formatting fix.
4740 * config/i386/sse.md
4741 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4743 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4744 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4745 maybe_evex prefix instead of vex.
4746 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4747 EXT_REX_SSE_REG_P (op0) case in the splitter.
4749 2016-05-25 Jeff Law <law@redhat.com>
4751 PR tree-optimization/71272
4752 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4753 Update comments. Add test for empty path.
4755 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4757 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4758 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4759 special case builtin.
4760 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4761 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4762 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4763 for __builtin_vec_cmpne.
4765 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4767 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4768 redundant test and bail out if the type of the new operand is not
4769 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4771 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4773 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4774 (x_ix86_target_flags_explicit): Remove.
4775 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4776 x_ix86_target_flags_explicit.
4777 (ix86_function_specific_restore): Ditto.
4779 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4780 H.J. Lu <hongjiu.lu@intel.com>
4783 * common/config/i386/i386-common.c
4784 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4785 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4786 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4787 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4788 (-mgeneral-regs-only): Add new option.
4789 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4790 x87 instructions if only general registers are allowed.
4791 (ix86_target_string): Add ix86_flags argument. Handle additional
4792 flags options through ix86_flags argument. Update all callers.
4793 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4795 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4797 PR rtl-optimization/66940
4798 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4799 decrementing desired_val will not overflow before performing these
4802 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4804 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4805 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4806 * config/i386/i386.c (enum ix86_builtins): Add
4807 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4808 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4809 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4810 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4811 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4812 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4813 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4814 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4815 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4816 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4817 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4818 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4819 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4820 __builtin_ia32_cvtps2dq512_mask.
4821 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4822 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4823 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4824 * config/i386/sse.md
4825 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4827 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4828 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4830 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4831 (avx512f_vec_pack_sfix_v8df): New define_expand.
4832 (avx512f_roundpd512): Rename to ...
4833 (avx512f_round<castmode>512): ... this. Change iterator.
4834 (avx512f_roundps512_sfix): New define_expand.
4835 (round<mode>2_sfix): Change iterator.
4837 2016-05-25 Nick Clifton <nickc@redhat.com>
4839 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4840 static interrupt handler is detected.
4841 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4842 default linker script.
4843 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4844 the low part of a symbolic pointer.
4846 2016-05-25 Richard Biener <rguenther@suse.de>
4848 PR tree-optimization/71261
4849 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4850 interesting stmt instead of immediate uses when looking
4851 for the use operand to replace.
4853 2016-05-25 Martin Liska <mliska@suse.cz>
4855 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4857 2016-05-25 Richard Biener <rguenther@suse.de>
4859 PR tree-optimization/71264
4860 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4863 2016-05-25 Martin Liska <mliska@suse.cz>
4865 PR tree-optimization/71239
4866 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4867 if DECL_SIZE is NULL.
4869 2016-05-25 Richard Biener <rguenther@suse.de>
4871 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4872 * tree-if-conv.c (pass_data_if_conversion): Use it.
4874 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4876 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4877 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4878 * varpool.c (varpool_node::get_availability): Likewise.
4880 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4882 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4883 VNEGW/VNEGD instructions.
4884 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4885 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4886 support for ISA 3.0 VNEGW/VNEGD instructions.
4888 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4890 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4891 pointers inside OACC_DATA regions.
4892 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4893 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4894 (gimplify_adjust_omp_clauses): Fix typo in comment.
4896 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4898 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4899 parity built-in functions.
4900 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4902 (p9v_parity<mode>2): Likewise.
4903 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4905 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4906 (parity<mode>2): ISA 3.0 expander for vector parity.
4907 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4909 (BU_P9_64BIT_MISC_0): Likewise.
4910 (BU_P9_MISC_0): Likewise.
4911 (BU_P9V_AV_1): Likewise.
4912 (BU_P9V_AV_2): Likewise.
4913 (BU_P9V_AV_3): Likewise.
4914 (BU_P9V_AV_P): Likewise.
4915 (BU_P9V_VSX_1): Likewise.
4916 (BU_P9V_OVERLOAD_1): Likewise.
4917 (BU_P9V_OVERLOAD_2): Likewise.
4918 (BU_P9V_OVERLOAD_3): Likewise.
4919 (VCTZB): Add vector count trailing zeros support.
4923 (VPRTYBD): Add vector parity support.
4924 (VPRTYBQ): Likewise.
4925 (VPRTYBW): Likewise.
4926 (VCTZ): Add overloaded vector count trailing zeros support.
4927 (VPRTYB): Add overloaded vector parity support.
4928 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4929 overloaded vector count trailing zeros and parity instructions.
4930 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4931 vector parity support.
4932 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4933 trailing zeros support.
4934 (vec_cntlz): Likewise.
4935 (vec_vctzb): Likewise.
4936 (vec_vctzd): Likewise.
4937 (vec_vctzh): Likewise.
4938 (vec_vctzw): Likewise.
4939 (vec_vprtyb): Add ISA 3.0 vector parity support.
4940 (vec_vprtybd): Likewise.
4941 (vec_vprtybw): Likewise.
4942 (vec_vprtybq): Likewise.
4943 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4944 the ISA 3.0 vector count trailing zeros and vector parity built-in
4947 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4949 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4950 when there is stmt_to_insert.
4952 2016-05-24 Martin Sebor <msebor@redhat.com>
4955 * tree.h (complete_or_array_type_p): New inline function.
4957 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4959 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4960 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4961 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4963 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4964 Limit 1st alternative to noavx isa, split 2nd alternative into one
4965 noavx and one avx alternative, use *x and Bm in the former and
4966 x and m in the latter.
4968 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4969 of sse4 for the first alternative, drop %v from the template
4970 and d operand modifier. Split second alternative into one sse4_noavx
4971 and one avx alternative, use *x instead of *v in the former and v
4972 instead of *v in the latter.
4973 (*sse4_1_extractps): Use noavx isa instead of * for the first
4974 alternative, drop %v from the template. Split second alternative into
4975 one noavx and one avx alternative, use *x instead of *v in the
4976 former and v instead of *v in the latter.
4977 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4978 with noavx and the last one with avx.
4979 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4980 split the second one into one noavx and one avx alternative,
4981 use *x and Bm in the former and x and m in the latter one.
4982 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4985 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4986 first two alternatives to noavx, use *x instead of *v in the second
4987 one, add avx alternative without *.
4988 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4989 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4990 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4992 2016-05-24 Jeff Law <law@redhat.com>
4994 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4995 New function, extracted from...
4996 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4997 Allow simple copies and constant initializations in the SSA chain.
4999 2016-05-24 Marek Polacek <polacek@redhat.com>
5002 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
5005 2016-05-24 Jakub Jelinek <jakub@redhat.com>
5008 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
5009 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
5010 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
5011 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
5012 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
5014 2016-05-24 Richard Biener <rguenther@suse.de>
5016 PR tree-optimization/71240
5017 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
5020 2016-05-24 Richard Biener <rguenther@suse.de>
5022 PR tree-optimization/71230
5023 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
5025 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5027 * tree-vectorizer.h (vectorizable_comparison): Delete.
5028 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
5029 PURE_SLP_STMT check.
5030 * tree-vect-stmts.c (vectorizable_call): Likewise.
5031 (vectorizable_simd_clone_call): Likewise.
5032 (vectorizable_conversion): Likewise.
5033 (vectorizable_assignment): Likewise.
5034 (vectorizable_shift): Likewise.
5035 (vectorizable_operation): Likewise.
5036 (vectorizable_load): Likewise.
5037 (vectorizable_condition): Likewise.
5038 (vectorizable_store): Likewise. Assert that we don't have
5040 (vectorizable_comparison): Make static. Remove redundant
5041 PURE_SLP_STMT check.
5042 (vect_transform_stmt): Assert that we always have an slp_node
5045 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5047 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
5048 operands[2] against 1 with comparison against CONST1_RTX.
5049 (<shift>di3_neon): Likewise.
5050 * config/arm/predicates.md (const0_operand): Replace with comparison
5053 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5055 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
5056 operands[2] against 1 with comparison against CONST1_RTX.
5057 (ashrdi3): Likewise.
5058 (lshrdi3): Likewise.
5059 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
5061 (ashrsi3): Likewise.
5062 (lshrsi3): Likewise.
5063 (rotrsi3): Likewise.
5064 (define_split above *compareqi_eq0): Likewise.
5065 (define_split above "prologue"): Likewise.
5066 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
5067 * config/arm/predicates.md (shift_operator): Likewise.
5068 (shift_nomul_operator): Likewise.
5069 (sat_shift_operator): Likewise.
5070 (thumb1_cmp_operand): Likewise.
5071 (const_neon_scalar_shift_amount_operand): Replace manual range
5072 check with IN_RANGE.
5073 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
5074 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
5076 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5078 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
5079 with HOST_WIDE_INT_1.
5081 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
5082 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
5083 (arm_canonicalize_comparison): Likewise.
5084 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
5086 (thumb1_size_rtx_costs): Likewise.
5087 (vfp_const_double_index): Replace cast of 1 to unsigned
5088 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5089 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
5091 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
5092 HOST_WIDE_INT with HOST_WIDE_INT_1U.
5093 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
5094 HOST_WIDE_INT with HOST_WIDE_INT_1.
5096 2016-05-24 Marek Polacek <polacek@redhat.com>
5098 * tree-cfg.h (should_remove_lhs_p): New predicate.
5099 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
5100 * gimplify.c (gimplify_modify_expr): Likewise.
5101 * tree-cfg.c (verify_gimple_call): Likewise.
5102 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
5103 * gimple-fold.c: Include "tree-cfg.h".
5104 (gimple_fold_call): Use should_remove_lhs_p.
5106 2016-05-24 Richard Biener <rguenther@suse.de>
5108 PR tree-optimization/71253
5109 * cfganal.h (control_dependences): Make robust against edge
5111 (control_dependences::control_dependences): Remove edge_list argument.
5112 (control_dependences::get_edge): Remove.
5113 (control_dependences::get_edge_src): Add.
5114 (control_dependences::get_edge_dest): Likewise.
5115 (control_dependences::m_el): Make a vector of edge src/dest index.
5116 * cfganal.c (control_dependences::find_control_dependence): Adjust.
5117 (control_dependences::control_dependences): Likewise.
5118 (control_dependences::~control_dependence): Likewise.
5119 (control_dependences::get_edge): Remove.
5120 (control_dependences::get_edge_src): Add.
5121 (control_dependences::get_edge_dest): Likewise.
5122 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
5124 (perform_tree_ssa_dce): Adjust.
5125 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
5127 (pass_loop_distribution::execute): Adjust. Do loop destroying
5128 conditional on changed.
5130 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5133 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
5134 return. Reindent transformation comment and mention the ARM state
5137 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5140 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
5141 after build_and_add_sum creates new use stmt.
5143 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5145 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
5146 load_lanes/grouped_load classification comes first. Don't check
5147 whether the vectorization factor is a multiple of the group size
5150 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5152 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5153 GROUP_GAP for single-element interleaving.
5154 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5157 2016-05-24 Richard Biener <rguenther@suse.de>
5161 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5162 bases which are accessed with non-invariant indices.
5163 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5164 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5166 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5169 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5170 (add_to_ops_vec): Add stmt_to_insert.
5171 (add_repeat_to_ops_vec): Init stmt_to_insert.
5172 (insert_stmt_before_use): New.
5173 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5175 (get_ops): Init stmt_to_insert.
5176 (maybe_optimize_range_tests): Likewise.
5177 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5178 (rewrite_expr_tree_parallel): Likewise.
5179 (reassociate_bb): Likewise.
5181 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5184 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5185 ISA 3.0 xxperm fusion alternative.
5186 (altivec_vperm_v8hiv16qi): Likewise.
5187 (altivec_vperm_<mode>_uns_internal): Likewise.
5188 (vperm_v8hiv4si): Likewise.
5189 (vperm_v16qiv8hi): Likewise.
5191 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5192 Kelvin Nilsen <kelvin@gcc.gnu.org>
5194 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5195 vpermr/xxpermr on ISA 3.0.
5196 (altivec_expand_vec_perm_le): Likewise.
5197 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5198 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5201 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5203 * config/i386/i386.h (IS_STACK_MODE): Enable for
5204 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5205 SSE_FLOAT_MODE_P macros.
5206 * config/i386/i386.c (ix86_preferred_reload_class): Use
5207 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5208 Cleanup regclass processing for CONST_DOUBLE_P.
5209 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5210 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5211 with IS_STACK_MODE macro.
5212 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5214 (*movdf_internal): Use IS_STACK_MODE macro.
5215 (*movsf_internal): Ditto.
5217 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5219 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5220 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5222 2016-05-23 Jeff Law <law@redhat.com>
5224 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5226 (fsm_find_control_statement_thread_paths): Call it.
5228 2016-05-23 Martin Jambor <mjambor@suse.cz>
5231 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5232 from_global_constant if t is not NULL.
5234 2016-05-23 Marek Polacek <polacek@redhat.com>
5237 * common.opt (Wswitch-unreachable): New option.
5238 * doc/invoke.texi: Document -Wswitch-unreachable.
5239 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5242 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5244 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5245 TMR_INDEX is non-NULL.
5247 2016-05-23 Richard Biener <rguenther@suse.de>
5249 PR tree-optimization/71230
5250 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5251 (try_special_add_to_ops): ... here. Always test for single-use.
5253 2016-05-23 Martin Jambor <mjambor@suse.cz>
5255 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5256 default block if a PHI node in the original one would be resized.
5258 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5260 PR tree-optimization/58135
5261 * tree-vect-slp.c: When group size is not multiple
5262 of vector size, allow splitting of store group at
5265 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5267 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5269 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5271 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5272 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5273 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5276 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5277 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5278 v constraint instead of x and vinserti32x4 insn.
5280 * config/i386/sse.md (i128vldq): New mode iterator.
5281 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5282 avx512dq and avx512vl alternatives.
5284 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5285 constraint, use maybe_evex prefix instead of vex.
5286 (vec_dupv4sf): Use v constraint instead of x for output
5287 operand except for noavx alternative, use Yv constraint
5288 instead of x for input. Use maybe_evex prefix instead of vex.
5289 (*vec_dupv4si): Likewise.
5290 (*vec_dupv2di): Likewise.
5292 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5295 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5296 (linearize_expr_tree): Call try_special_add_to_ops.
5297 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5299 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5301 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5302 to computed stack_usage.
5304 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5307 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5308 operand is subreg (symbol_ref) then move the symbol ref to register.
5310 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5312 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5314 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5317 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5320 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5322 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5323 ranges by calling get_single_symbol and tidy up. Look more closely
5324 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5326 2016-05-20 Jeff Law <law@redhat.com>
5328 * bitmap.c (bitmap_find_bit): Remove useless test.
5330 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5332 * function.c (thread_prologue_and_epilogue_insns): Commit the
5333 insertion of the epilogue.
5335 2016-05-20 Martin Jambor <mjambor@suse.cz>
5337 PR tree-optimization/70884
5338 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5339 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5340 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5341 of constant pool data as a reason for scalarization.
5343 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5345 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5346 for naked functions.
5347 (thumb1_expand_prologue): Likewise.
5349 2016-05-20 Nathan Sidwell <nathan@acm.org>
5351 * config/nvptx/nptx.c (nvptx_option_override): Only set
5352 flag_toplevel_reorder, if not explicitly specified. Set
5353 flag_no_common, unless explicitly specified.
5355 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5357 * calls.c (can_implement_as_sibling_call_p): Mark param
5358 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5360 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5362 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5363 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5364 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5366 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5367 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5370 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5372 * config/nvptx/nvptx.md (sincossf3): New pattern.
5374 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5376 * calls.c (maybe_complain_about_tail_call): New function.
5377 (initialize_argument_information): Call
5378 maybe_complain_about_tail_call when clearing *may_tailcall.
5379 (can_implement_as_sibling_call_p): Call
5380 maybe_complain_about_tail_call when returning false.
5381 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5382 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5383 if tail-call optimization fails.
5384 * cfgexpand.c (expand_call_stmt): Initialize
5385 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5386 * gimple-pretty-print.c (dump_gimple_call): Dump
5387 gimple_call_must_tail_p.
5388 * gimple.c (gimple_build_call_from_tree): Call
5389 gimple_call_set_must_tail with the value of
5390 CALL_EXPR_MUST_TAIL_CALL.
5391 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5392 (gimple_call_set_must_tail): New function.
5393 (gimple_call_must_tail_p): New function.
5394 * print-tree.c (print_node): Update printing of TREE_STATIC
5395 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5396 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5397 trailing comment listing applicable flags.
5398 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5400 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5402 * calls.c (expand_call): Move "Rest of purposes for tail call
5403 optimizations to fail" to...
5404 (can_implement_as_sibling_call_p): ...this new function, and
5405 split into multiple "if" statements.
5407 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5409 * cfgloop.h (expected_loop_iterations_unbounded,
5410 expected_loop_iterations): Unconstify.
5411 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5412 profile with known upper bound; return 3 when profile is absent.
5413 (expected_loop_iterations): Update.
5415 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5417 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5418 and get_max_loop_iterations_int.
5420 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5422 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5423 realistic upper bounds here.
5425 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5428 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5429 calls if the LHS is variable length or has addressable type.
5430 If targets[0]->decl is a noreturn call with void return type and
5431 zero arguments, adjust fntype and remove lhs in that case.
5433 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5435 PR tree-optimization/71079
5436 PR tree-optimization/71206
5437 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5439 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5441 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5442 (get_vec_alignment_for_array_decl): Likewise.
5443 (get_vec_alignment_for_record_decl): Likewise.
5444 (increase_alignment::execute): Move code to find alignment to
5445 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5446 (type_align_map): New hash_map.
5448 2016-05-20 Richard Guenther <rguenther@suse.de>
5450 PR tree-optimization/29756
5451 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5452 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5453 * fold-const.c (operand_equal_p): Likewise.
5454 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5455 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5456 * tree-inline.c (estimate_operator_cost): Likewise.
5457 * tree-pretty-print.c (dump_generic_node): Likewise.
5458 * tree-ssa-operands.c (get_expr_operands): Likewise.
5459 * cfgexpand.c (expand_debug_expr): Likewise.
5460 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5461 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5462 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5463 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5464 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5465 (execute_update_addresses_taken): Do it.
5467 2016-05-20 Richard Biener <rguenther@suse.de>
5469 PR tree-optimization/71185
5470 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5471 register operations.
5473 2016-05-20 Richard Biener <rguenther@suse.de>
5475 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5476 gimple_seq_add_seq_without_update.
5477 (release_bb_predicate): Assert we have no operands to free.
5478 (if_convertible_loop_p_1): Calculate post dominators later.
5479 Do not free BB predicates here.
5480 (combine_blocks): Do not recompute BB predicates.
5481 (version_loop_for_if_conversion): Save BB predicates around
5484 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5486 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5487 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5488 code. Ignore sibcalls on EDGE_IGNORE edges.
5489 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5490 on edges for sibcalls that run without prologue. The rest of the
5491 function is combined from...
5492 (fix_fake_fallthrough_edge): ... this, and ...
5493 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5494 function argument, make it a local variable.
5496 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5498 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5499 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5500 for 32-bit mode and SEH for 64-bit.
5501 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5502 TARGET_64BIT_DEFAULT.
5504 2016-05-19 Ryan Burn <contact@rnburn.com>
5506 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5507 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5509 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5511 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5512 force pending loads from memory.
5514 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5516 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5517 (UNSPEC_DARN_32): New unspec constant.
5518 (UNSPEC_DARN_RAW): New unspec constant.
5519 (darn_32): New instruction.
5520 (darn_raw): New instruction.
5521 (darn): New instruction.
5522 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5523 support and documentation for this macro.
5524 (BU_P9_MISC_1): New macro definition.
5525 (BU_P9_64BIT_MISC_0): New macro definition.
5526 (BU_P9_MISC_0): New macro definition.
5527 (darn_32): New builtin definition.
5528 (darn_raw): New builtin definition.
5529 (darn): New builtin definition.
5530 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5531 RS6000_BUILTIN_0 directives to surround each occurrence of
5532 #include "rs6000-builtin.def".
5533 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5534 RS6000_BTM_64BIT flags to the returned mask, depending on
5536 (def_builtin): Correct an error in the assignments made to the
5537 debugging variable attr_string.
5538 (rs6000_expand_builtin): Add support for no-operand built-in
5540 (builtin_function_type): Remove fatal_error assertion that is no
5542 (rs6000_common_init_builtins): Add support for no-operand built-in
5544 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5546 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5548 (RS6000_BTM_64BIT): New macro definition.
5549 * doc/extend.texi: Document __builtin_darn (void),
5550 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5553 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5555 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5556 max_loop_iterations_int.
5558 2016-05-19 Marek Polacek <polacek@redhat.com>
5560 PR tree-optimization/71031
5561 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5562 condition and adjust the code a bit.
5564 2016-05-19 Martin Liska <mliska@suse.cz>
5566 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5567 auto_vec instead of vec.
5569 2016-05-19 Martin Liska <mliska@suse.cz>
5571 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5573 2016-05-19 Martin Liska <mliska@suse.cz>
5575 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5577 2016-05-19 Martin Liska <mliska@suse.cz>
5579 * ipa-pure-const.c (set_function_state): Remove an existing
5581 (remove_node_data): Do not free it as it's released
5582 in set_function_state.
5584 2016-05-19 Martin Liska <mliska@suse.cz>
5586 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5589 2016-05-19 Martin Liska <mliska@suse.cz>
5591 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5593 2016-05-19 Martin Liska <mliska@suse.cz>
5595 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5596 an auto_vec instead of re-creating it.
5598 2016-05-19 Martin Liska <mliska@suse.cz>
5600 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5601 auto_vec instead of vec.
5603 2016-05-19 Martin Liska <mliska@suse.cz>
5605 * lto-section-in.c (lto_get_section_data): Call
5606 lto_check_version with additional argument.
5607 * lto-streamer.c (lto_check_version): Add new argument.
5608 * lto-streamer.h (lto_check_version): Likewise.
5610 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5612 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5613 Don't add cost of inner memory when handling sign-extended loads.
5615 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5617 PR rtl-optimization/71148
5618 * cse.c (cse_main): Free dominance info.
5619 (rest_of_handle_cse): Don't free dominance info.
5620 (rest_of_handle_cse2): Likewise.
5621 (rest_of_handle_cse_after_global_opts): Likewise.
5623 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5626 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5627 NULL_TREE early if NEON is not available. Remove now redundant check
5628 in ARM_CHECK_BUILTIN_MODE.
5630 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5633 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5634 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5635 * doc/cpp.texi: Document new macros.
5637 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5639 PR tree-optimization/69848
5640 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5641 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5643 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5645 * function.c (thread_prologue_and_epilogue_insn): Move the
5646 "goto epilogue_done" one block later.
5648 2016-05-19 Richard Biener <rguenther@suse.de>
5650 PR tree-optimization/70729
5651 * passes.def: Move LIM pass before PRE. Remove no longer
5652 required copyprop and move first DCE out of the loop pipeline.
5654 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5657 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5658 (OBJS-libcommon-target): ...here.
5659 * opts-common.c: Include spellcheck.h.
5660 (cmdline_handle_error): Build a vec of valid options and use it
5661 to suggest provide hints for misspelled arguments.
5663 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5666 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5667 lhs if it has TREE_ADDRESSABLE type.
5669 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5672 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5673 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5675 2016-05-18 Martin Jambor <mjambor@suse.cz>
5678 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5679 input for NOP_EXPR pass-through functions.
5680 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5681 aggregate global constant VAR_DECLs in constant jump functions.
5683 2016-05-18 Martin Jambor <mjambor@suse.cz>
5686 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5687 from TREE_READONLY parameters.
5689 2016-05-18 Martin Jambor <mjambor@suse.cz>
5692 * cgraph.h (cgraph_indirect_call_info): New field
5693 guaranteed_unmodified.
5694 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5695 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5697 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5698 pass the parameter value to ipa_find_agg_cst_for_param.
5699 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5700 guaranteed_unmodified, store AA results there instead of bailing out
5702 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5703 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5704 (find_constructor_constant_at_offset): New function.
5705 (ipa_find_agg_cst_from_init): Likewise.
5706 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5707 static initializers of contants, report back through a new paameter
5708 from_global_constant if that was the case.
5709 (try_make_edge_direct_simple_call): Also pass parameter value to
5710 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5712 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5713 (ipa_read_indirect_edge_info): Likewise.
5714 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5715 (ipa_load_from_parm_agg): Likewise.
5717 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5719 PR rtl-optimization/71150
5720 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5723 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5726 * config/rs6000/constraints.md (wE constraint): New constraint
5727 for a vector constant that can be loaded with XXSPLTIB.
5728 (wM constraint): New constraint for a vector constant of a 1's.
5729 (wS constraint): New constraint for a vector constant that can be
5730 loaded with XXSPLTIB and a vector sign extend instruction.
5731 * config/rs6000/predicates.md (xxspltib_constant_split): New
5732 predicates for wE/wS constraints.
5733 (xxspltib_constant_nosplit): Likewise.
5734 (easy_vector_constant): Add support for constants that can be
5735 loaded via XXSPLTIB.
5736 (all_ones_constant): New predicate for vector constant with all
5738 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5739 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5740 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5741 instruction and possibly with a sign extension.
5742 (output_vec_const_move): Add support for XXSPLTIB. If we are
5743 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5744 instead of XXLXOR/XXLORC.
5745 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5747 (rs6000_legitimize_reload_address): Likewise.
5748 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5750 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5751 combine VSX_M and VSX_M2 into one iterator.
5753 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5754 (VSINT_842): Likewise.
5755 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5756 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5757 XXSPLTIB instruction.
5758 (xxspltib_<mode>_nosplit): Likewise.
5759 (xxspltib_<mode>_split): New insn to load up constants with
5760 XXSPLTIB and a sign extend instruction.
5761 (vsx_mov<mode>): Replace single move that handled all vector types
5762 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5763 moves (when -mvsx-timode is in effect) into the main vector
5764 moves. Eliminate separate moves for <VSr> <VSa>, where the
5765 preferred register class (<VSr>) is listed first, and the
5766 secondary register class (<VSa>) is listed second with a '?' to
5767 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5768 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5769 that if the register was involved in a slow operation, the
5770 clear/set operation does not wait for the slow operation to
5771 finish. Adjust the length attributes for 32-bit mode. Use
5772 rs6000_output_move_128bit and drop the use of the string
5773 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5774 spacing so that the alternatives and attributes don't generate
5775 long lines, and put things in columns, so that it is easier to
5776 match up the operands and attributes with the insn alternatives.
5777 (vsx_mov<mode>_64bit): Likewise.
5778 (vsx_mov<mode>_32bit): Likewise.
5779 (vsx_movti_64bit): Fold movti into normal vector moves.
5780 (vsx_movti_32bit): Likewise.
5781 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5783 (vsx_splat_v4si_internal): Likewise.
5784 (vsx_splat_v4sf_internal): Likewise.
5785 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5786 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5787 extend vector elements.
5788 (vsx_sign_extend_hi_<mode>): Likewise.
5789 (vsx_sign_extend_si_v2di): Likewise.
5790 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5792 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5793 constraints. Add trailing period to wL documentation.
5795 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5798 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5799 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5800 * tree-call-cdce.c: Include tree-dfa.h.
5801 (can_guard_call_p): New function, extracted from...
5802 (can_use_internal_fn): ...here.
5803 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5805 (shrink_wrap_one_built_in_call): Likewise.
5806 (use_internal_fn): Likewise.
5807 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5808 and return void. Call replace_abnormal_ssa_names.
5809 (pass_call_cdce::execute): Check can_guard_call_p during the
5810 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5811 will always change something.
5813 2016-05-18 Martin Jambor <mjambor@suse.cz>
5816 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5817 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5819 2016-05-18 Martin Jambor <mjambor@suse.cz>
5822 * ipa-inline.h (condition): New field size.
5823 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5824 for comaprison and store it into the new condition.
5825 (evaluate_conditions_for_known_args): Use condition size to check
5826 access sizes for all but CHANGED conditions.
5827 (unmodified_parm_1): New parameter size_p, store access size into it.
5828 (unmodified_parm): Likewise.
5829 (unmodified_parm_or_parm_agg_item): Likewise.
5830 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5831 (set_cond_stmt_execution_predicate): Extract access sizes and store
5833 (set_switch_stmt_execution_predicate): Likewise.
5834 (will_be_nonconstant_expr_predicate): Likewise.
5835 (will_be_nonconstant_predicate): Likewise.
5836 (inline_read_section): Stream condition size.
5837 (inline_write_summary): Likewise.
5839 2016-05-18 Richard Biener <rguenther@suse.de>
5841 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5842 condition cost to PHI cost instead of total_cost.
5844 2016-05-18 Martin Liska <mliska@suse.cz>
5847 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5850 2016-05-18 Richard Biener <rguenther@suse.de>
5852 * lto-streamer.h (LTO_major_version): Bump to 6.
5854 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5856 * function.c (make_split_prologue_seq, make_prologue_seq,
5857 make_epilogue_seq): New functions, factored out from...
5858 (thread_prologue_and_epilogue_insns): Here.
5860 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5862 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5863 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5864 of before. Add a comment.
5866 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5868 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5869 expression pointer, not pointer to the pointer.
5871 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5873 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5874 (avx2_pbroadcast<mode>): Add another alternative with v instead
5875 of x constraints in it, using <pbroadcast_evex_isa> isa.
5876 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5878 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5879 constraint x instead of v in second alternative, add avx512bw
5882 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5883 constraint x instead of v in second alternative, add avx512bw
5886 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5887 constraint x instead of v in second alternative, add avx512bw
5890 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5891 avx512bw alternative.
5893 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5895 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5897 (define_insn "*andnottf3"): Ditto.
5898 (define_insn "*<code><mode>3"/any_logic): Ditto.
5899 (define_insn "*<code>tf3"/any_logic): Ditto.
5900 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5901 operand to block AVX-512VL insn variant emit when it is not enabled.
5903 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5905 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5906 constraint fot SF mode.
5908 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5909 Kirill Yukhin <kirill.yukhin@intel.com>
5911 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5913 (define_insn "rsqrt14<mode>"): Ditto.
5914 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5915 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5916 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5917 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5918 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5920 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5921 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5922 * config/i386/i386.c (ix86_print_operand): Expand check for size
5923 override codes for Intel syntax.
5925 2016-05-18 Richard Biener <rguenther@suse.de>
5927 PR tree-optimization/71168
5928 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5929 initialization earlier.
5931 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5933 * config/aarch64/aarch64-simd.md
5934 (aarch64_reduc_plus_internal<mode>): Rename to...
5935 (reduc_plus_scal): ...This, and remove previous implementation.
5937 2016-05-18 Richard Biener <rguenther@suse.de>
5939 * passes.def: Put late dse and cd_dce in canonical order.
5941 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5943 * ipa-inline-transform.c (preserve_function_body_p): Look for
5944 first non-thunk clone.
5945 (save_function_body): Save into first non-thunk.
5946 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5948 (lto_output_node): Inline thunks don't need body in every
5950 * lto-streamer-in.c: Do not fixup thunk clones.
5951 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5953 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5956 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5959 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5960 (reassociate_bb): Call transform_add_to_multiply.
5962 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5964 * config/aarch64/aarch64.c (all_extensions): Removed unused
5967 2016-05-17 Nathan Sidwell <nathan@acm.org>
5969 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5970 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5972 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5974 PR tree-optimization/54579
5976 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5978 2016-05-17 Marek Polacek <polacek@redhat.com>
5981 * tree-inline.c (expand_call_inline): Call
5982 maybe_remove_unused_call_args.
5984 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5986 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5987 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5988 * doc/md.texi (fmin@var{m}3): Likewise.
5990 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5992 * match.pd (X & C): New transformation.
5994 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5996 * match.pd (~X & Y): New transformation.
5998 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
6000 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
6001 information for new SSA_NAME.
6002 (simplify_conversion_using_ranges): Get range through get_range_info
6003 instead of get_value_range.
6005 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6007 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
6008 Remove inline assembly.
6009 (vmvn_s16): Likewise.
6010 (vmvn_s32): Likewise.
6011 (vmvn_u8): Likewise.
6012 (vmvn_u16): Likewise.
6013 (vmvn_u32): Likewise.
6014 (vmvnq_s8): Likewise.
6015 (vmvnq_s16): Likewise.
6016 (vmvnq_s32): Likewise.
6017 (vmvnq_u8): Likewise.
6018 (vmvnq_u16): Likewise.
6019 (vmvnq_u32): Likewise.
6020 (vmvn_p8): Likewise.
6021 (vmvnq_p16): Likewise.
6023 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6025 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
6027 (vmul_n_s16): Likewise.
6028 (vmul_n_s32): Likewise.
6029 (vmul_n_u16): Likewise.
6030 (vmul_n_u32): Likewise.
6031 (vmulq_n_f32): Likewise.
6032 (vmulq_n_f64): Likewise.
6033 (vmulq_n_s16): Likewise.
6034 (vmulq_n_s32): Likewise.
6035 (vmulq_n_u16): Likewise.
6036 (vmulq_n_u32): Likewise.
6038 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6040 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
6041 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
6043 2016-05-17 Jiong Wang <jiong.wang@arm.com>
6045 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
6046 to *aarch64_fma4_elt_from_dup<mode>.
6047 (*aarch64_fnma4_elt_to_128df): Rename to
6048 *aarch64_fnma4_elt_from_dup<mode>.
6049 * config/aarch64/arm_neon.h (vfma_n_f64): New.
6050 (vfms_n_f32): Likewise.
6051 (vfms_n_f64): Likewise.
6052 (vfmsq_n_f32): Likewise.
6053 (vfmsq_n_f64): Likewise.
6055 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
6057 * wide-int.h: Change fixed_wide_int_storage from class to struct.
6059 2016-05-17 Richard Biener <rguenther@suse.de>
6061 PR tree-optimization/71132
6062 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
6063 Only add control dependences for blocks in the loop.
6064 (build_rdg): Adjust.
6065 (generate_code_for_partition): Return whether loop should
6066 be destroyed and delay that.
6067 (distribute_loop): Likewise.
6068 (pass_loop_distribution::execute): Record loops to be destroyed
6069 and perform delayed destroying of loops.
6071 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6074 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
6076 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6078 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
6080 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
6083 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
6084 insertion point for instructions generated by validize_mem.
6086 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6088 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
6091 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
6093 * config/aarch64/aarch64.c
6094 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
6095 rather than a macro.
6097 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6099 * doc/invoke.texi (AArch64 Options): Various updates.
6101 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6103 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
6104 into instrumentation thunks.
6105 * cif-code.def (CIF_CHKP): New.
6107 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
6109 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
6111 2016-05-16 Martin Jambor <mjambor@suse.cz>
6113 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
6114 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
6116 2016-05-16 Marek Polacek <polacek@redhat.com>
6118 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
6121 2016-05-16 Martin Jambor <mjambor@suse.cz>
6124 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
6125 the outlined kernel function.
6127 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
6129 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
6130 (ISA_HAS_DLSA): Ditto.
6132 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6134 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
6136 2016-05-16 Nathan Sidwell <nathan@acm.org>
6138 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
6139 (nvptx_name_replacement): Restore. Add comment.
6140 (write_fn_proto, write_fn_proto_from_insn,
6141 nvptx_output_call_insn): Restore
6142 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
6144 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6146 * config/aarch64/aarch64.md
6147 (add<mode>3_compareC_cconly_imm): Remove use of %w.
6148 (add<mode>3_compareC_imm): Likewise.
6149 (<optab>si3_uxtw): Split into register and immediate variants.
6150 (andsi3_compare0_uxtw): Likewise.
6151 (and<mode>3_compare0): Likewise.
6152 (and<mode>3nr_compare0): Likewise.
6153 (stack_protect_test_<mode>): Don't use %x for memory operands.
6155 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6157 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6159 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6161 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6162 Split integer shifts into shift_reg and bfm.
6163 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6164 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6165 (ror<mode>3_insn): Likewise.
6166 (<optab>si3_insn_uxtw): Likewise.
6167 (<optab><mode>3_insn): Change to rotate_imm.
6168 (extr<mode>5_insn_alt): Likewise.
6169 (extrsi5_insn_uxtw): Likewise.
6170 (extrsi5_insn_uxtw_alt): Likewise.
6172 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6174 * doc/tm.texi: Regenerate.
6175 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6176 (TARGET_INVALID_RETURN_TYPE): Remove.
6177 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6178 TARGET_INVALID_RETURN_TYPE.
6179 * target.def (invalid_parameter_type): Remove.
6180 (invalid_return_type): Remove.
6182 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6184 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6185 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6187 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6189 (preserve_function_body_p): No need to preserve function body
6190 * cif-codes.def (CIF_THUNK): Remove.
6191 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6193 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6195 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6197 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6199 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6202 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6204 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6205 (inline_small_functions): Do not look for function symbol when
6208 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6210 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6213 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6214 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6215 Jiong Wang <jiong.wang@arm.com>
6217 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6218 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6219 Define __ARM_FP16_ARGS when appropriate.
6220 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6222 (arm_invalid_return_type): Likewise.
6223 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6224 (TARGET_INVALID_RETURN_TYPE): Remove.
6225 (aapcs_vfp_sub_candidate): Allow HFmode.
6226 (aapcs_vfp_allocate): Add comment. Support HFmode.
6227 (aapcs_vfp_allocate_return_reg): Likewise.
6228 (struct aapcs_cp_arg_layout): Slightly reword comments for
6229 is_return_candidate and allocate_return_reg.
6230 (output_mov_vfp): Update assert.
6231 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6233 (arm_invalid_parameter_type): Remove.
6234 (amr_invalid_return_type): Remove.
6235 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6236 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6237 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6239 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6241 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6242 * config/aarch64/arch64-protos.h
6243 (aarch64_legitimize_reload_address): Remove.
6244 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6247 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6249 * configure.ac: Add ACX_NONCANONICAL_HOST.
6250 * configure: Regenerate.
6251 * Makefile.in: Set host_noncanonical.
6253 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6256 * config/i386/i386.md (*movtf_internal): Before register allocation,
6257 do not allow FP constants for CM_MEDIUM memory model, allow only
6258 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6259 (*movxf_internal): Ditto.
6260 (*movdf_internal): Ditto.
6261 (*movsf_internal): Ditto.
6263 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6265 PR rtl-optimization/67483
6266 * combine.c (make_compound_operation): Don't call extract_left_shift
6267 with negative shift amounts.
6269 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6272 * fold-const.c (fold_checksum_tree): Allow modification
6273 of TYPE_ALIAS_SET during folding.
6275 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6276 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6277 (ix86_split_to_parts): Likewise. Fix up formatting.
6279 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6281 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6282 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6285 2016-05-13 Nathan Sidwell <nathan@acm.org>
6287 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6288 (nvptx_name_replacement): Delete.
6289 (write_fn_proto, write_fn_proto_from_insn,
6290 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6291 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6292 * langhooks.c (add_builtin_funcction_common): Call
6293 targetm.mangle_decl_assembler_name.
6295 * config/nvptx/nvptx.c (write_fn_proto): Handle
6296 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6298 2016-05-13 Martin Liska <mliska@suse.cz>
6300 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6301 and PRIu64 in printf format.
6303 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6305 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6308 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6310 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6311 Change --param max-completely-peeled-times to
6312 --param max-completely-peel-times in dump file printing.
6314 2016-05-13 Richard Biener <rguenther@suse.de>
6316 PR tree-optimization/42587
6317 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6318 (find_bswap_or_nop_1): Likewise.
6319 (bswap_replace): Likewise.
6321 2016-05-13 Martin Liska <mliska@suse.cz>
6323 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6324 Initialize a variable with default value.
6326 2016-05-13 Martin Liska <mliska@suse.cz>
6328 * doc/invoke.texi: Enhance explanation of error recovery
6331 2016-05-13 Martin Liska <mliska@suse.cz>
6333 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6334 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6335 (iv_inv_expr_ent *).
6336 (struct iv_inv_expr_ent): Comment struct fields.
6337 (sort_iv_inv_expr_ent): New function.
6338 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6339 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6340 a hash_map between iv_inv_expr_ent and number of usages.
6341 (niter_for_exit): Fix coding style.
6342 (tree_ssa_iv_optimize_init): Use renamed variable.
6343 (determine_base_object): Fix coding style.
6344 (alloc_iv): Likewise.
6345 (find_interesting_uses_outside): Likewise.
6346 (add_candidate_1): Likewise.
6347 (add_standard_iv_candidates): Likewise.
6348 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6349 (prepare_decl_rtl): Fix coding style.
6350 (get_address_cost): Likewise.
6351 (get_shiftadd_cost): Likewise.
6352 (force_expr_to_var_cost): Likewise.
6353 (compare_aff_trees): Likewise.
6354 (get_expr_id): Restructure the function.
6355 (get_loop_invariant_expr_id): Renamed to
6356 get_loop_invariant_expr.
6357 (get_computation_cost_at): Replace usage of inv_expr_id with
6359 (get_computation_cost): Likewise.
6360 (determine_group_iv_cost_generic): Likewise.
6361 (determine_group_iv_cost_address): Likewise.
6362 (iv_period): Fix coding style.
6363 (iv_elimination_compare_lt): Likewise.
6364 (may_eliminate_iv): Likewise.
6365 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6367 (determine_group_iv_costs): Dump invariant expressions.
6368 (iv_ca_recount_cost): Use the newly added hash_map.
6369 (iv_ca_set_remove_invariants): Fix coding style.
6370 (iv_ca_set_add_invariants): Fix coding style.
6371 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6373 (iv_ca_set_cp): Likewise.
6374 (iv_ca_new): Initialize the newly added hash_map and remove
6375 initialization of fields.
6376 (iv_ca_free): Delete the hash_map.
6377 (iv_ca_dump): Dump invariant expressions.
6378 (iv_ca_extend): Fix coding style.
6379 (try_add_cand_for): Likewise.
6380 (create_new_ivs): Dump information about # of avg iterations and
6381 # of used invariant expressions.
6382 (rewrite_use_compare): Fix coding style.
6383 (free_loop_data): Set default value for max_inv_expr_id.
6385 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6387 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6388 returned value cse_cfg_altered computation.
6389 (rest_of_handle_cse2): Likewise.
6390 (rest_of_handle_cse_after_global_opts): Likewise.
6392 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6395 * config/arm/arm.c (arm32_output_mi_thunk): New.
6396 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6397 to split Thumb1 vs TARGET_32BIT functionality.
6398 (arm_thumb1_mi_thunk): New.
6400 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6402 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6405 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6408 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6410 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6412 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6413 (expand_builtin_trap): Emit a regular call.
6414 (set_builtin_user_assembler_name): Remove obsolete cases.
6415 * dse.c (scan_insn): Adjust.
6416 * except.c: Include calls.h.
6417 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6418 emit a regular call to setjmp.
6419 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6420 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6421 (emit_block_move_via_libcall): Delete.
6422 (block_move_fn): Delete.
6423 (init_block_move_fn): Likewise.
6424 (emit_block_move_libcall_fn): Likewise.
6425 (emit_block_op_via_libcall): New function.
6426 (set_storage_via_libcall): Tidy up and use memset builtin.
6427 (block_clear_fn): Delete.
6428 (init_block_clear_fn): Likewise.
6429 (clear_storage_libcall_fn): Likewise.
6430 (expand_assignment): Call emit_block_move_via_libcall.
6431 Do not include gt-expr.h.
6432 * expr.h (emit_block_op_via_libcall): Declare.
6433 (emit_block_copy_via_libcall): New inline function.
6434 (emit_block_move_via_libcall): Likewise.
6435 (emit_block_comp_via_libcall): Likewise.
6436 (block_clear_fn): Delete.
6437 (init_block_move_fn): Likewise.
6438 (init_block_clear_fn): Likewise.
6439 (emit_block_move_via_libcall): Likewise.
6440 (set_storage_via_libcall): Add default parameter value.
6441 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6442 (abort_libfunc): Delete.
6443 (memcpy_libfunc): Likewise.
6444 (memmove_libfunc): Likewise.
6445 (memcmp_libfunc): Likewise.
6446 (memset_libfunc): Likewise.
6447 (setbits_libfunc): Likewise.
6448 (setjmp_libfunc): Likewise.
6449 (longjmp_libfunc): Likewise.
6450 (profile_function_entry_libfunc): Likewise.
6451 (profile_function_exit_libfunc): Likewise.
6452 (gcov_flush_libfunc): Likewise.
6453 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6454 and DECL_VISIBILITY on the declaration.
6455 (init_optabs): Do not initialize obsolete libfuncs.
6456 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6457 * tree-core.h (ECF_RET1): Define.
6458 (ECF_TM_PURE): Adjust.
6459 (ECF_TM_BUILTIN): Likewise.
6460 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6461 (build_common_builtin_nodes): Initialize abort builtin.
6462 Add ECF_RET1 on memcpy, memmove and memset builtins.
6463 Pass final flags for alloca and alloca_with_align builtins.
6464 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6466 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6467 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6468 set_storage_via_libcall and call emit_block_copy_via_libcall.
6470 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6472 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6473 DImode before it is passed to ix86_output_call_operand.
6474 (*call_value_got_x32): Ditto for operand 1.
6476 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6478 PR rtl-optimization/70904
6479 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6480 reload for wide mode.
6482 2016-05-12 Marek Polacek <polacek@redhat.com>
6485 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6486 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6487 * langhooks.h (incomplete_type_error): Likewise.
6488 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6489 parameter, pass it down to incomplete_type_error.
6490 * tree.h (size_in_bytes): New inline overload.
6491 (size_in_bytes_loc): Renamed from size_in_bytes.
6493 2016-05-12 Richard Biener <rguenther@suse.de>
6495 PR tree-optimization/71059
6496 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6497 nary before looking up or entering the expression into the VN
6499 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6500 Make sure to re-use NARYs without result as inserted by
6503 2016-05-12 Richard Biener <rguenther@suse.de>
6505 PR tree-optimization/71062
6506 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6508 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6509 vars_contains_restrict if the var is a restrict tag.
6510 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6511 do not disambiguate pointers against it.
6512 (dump_points_to_solution): Re-structure and adjust for new
6513 vars_contains_restrict flag.
6514 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6516 2016-05-12 Martin Liska <mliska@suse.cz>
6518 * doc/invoke.texi: Explain connection between
6519 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6521 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6523 PR tree-optimization/71006
6524 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6525 consider COND_EXPR as a mask producer.
6527 2016-05-12 Marek Polacek <polacek@redhat.com>
6530 * opts.c (common_handle_option): Detect missing argument for --help^.
6532 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6535 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6536 when popping the PC and within an interrupt handler routine.
6537 Add missing tab to output of "ldmfd".
6538 (output_return_instruction): Output LDMFD with SP update rather
6539 than POP when returning from interrupt handler.
6541 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6543 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6544 TARGET_64BIT && TARGET_AVX512DQ.
6545 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6546 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6547 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6548 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6549 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6550 (*vec_extractv4si_zext): Add avx512dq alternative.
6551 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6552 use v instead of x constraint in other alternatives where possible.
6554 * config/i386/sse.md (sse2_loadld): Use v instead of x
6555 constraint in alternatives 0,1,4.
6557 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6558 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6559 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6562 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6563 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6564 is not emitted unless TARGET_AVX512BW.
6565 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6566 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6567 for the result operand.
6569 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6570 constraint instead of x in avx alternatives. Use maybe_evex instead
6573 * config/i386/constraints.md (Yv): New constraint.
6574 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6575 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6576 * config/i386/i386.md (avx512fvecmode): New mode attr.
6577 (*pushtf): Use v constraint instead of x.
6578 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6579 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6580 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6581 (*absnegtf2_sse): Likewise.
6582 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6583 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6584 avx512f alternatives.
6585 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6587 2016-05-12 Richard Biener <rguenther@suse.de>
6589 PR tree-optimization/71060
6590 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6591 require exact match of DR_BASE_OBJECT but only matching address and
6594 2016-05-12 Richard Biener <rguenther@suse.de>
6596 PR tree-optimization/70986
6597 * cfganal.c: Include cfgloop.h.
6598 (dfs_find_deadend): Prefer to take edges exiting loops.
6600 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6602 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6603 compile and run time.
6605 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6608 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6610 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6612 * config/i386/i386.c (legitimize_pic_address): Use
6613 copy_to_suggested_reg instead of gen_movsi.
6615 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6617 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6618 the code into quad_address_p and call it to share code with
6619 vsx_quad_dform_memory_operand.
6620 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6622 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6623 bit instead of being a separate word. Split -mpower9-dform into
6624 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6625 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6626 for the register class supporting 128-bit quad word memory offsets.
6627 (mode_supports_vsx_dform_quad): Helper function to return if the
6628 register class uses quad word memory offsets.
6629 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6630 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6631 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6632 instructions are enabled, set up the appropriate addr_masks for
6634 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6635 -mpower9-dform-scalar, instead of -mpower9-dform.
6636 (rs6000_option_override_internal): Split -mpower9-dform into two
6637 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6638 -mpower9-dform switch sets or clears both. If we are not using
6639 the LRA register allocator, do not enable -mpower9-dform-vector by
6640 default. If we are using LRA, enable -mpower9-dform-vector and
6641 -mvsx-timode if it is appropriate. Issue a warning if either
6642 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6644 (quad_address_offset_p): New helper function to return if the
6645 offset is legal for quad word memory instructions.
6646 (quad_address_p): New function to determin if GPR or vector
6647 register quad word memory addresses are legal.
6648 (mem_operand_gpr): Validate quad word address offsets.
6649 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6650 d-form (register + offset) instructions.
6651 (offsettable_ok_by_alignment): Likewise.
6652 (rs6000_legitimate_offset_address_p): Likewise.
6653 (legitimate_lo_sum_address_p): Likewise.
6654 (rs6000_legitimize_address): Likewise.
6655 (rs6000_legitimize_reload_address): Add more debug statements for
6657 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6658 d-form instructions.
6659 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6660 d-form instructions. Distinguish different cases in debug
6661 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6662 d-form instructions.
6663 (rs6000_preferred_reload_class): Likewise.
6664 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6665 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6666 of the ISA 2.06 indexed memory instructions.
6667 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6668 use them to save/restore the saved vector registers instead of
6669 using Altivec instructions.
6670 (rs6000_emit_epilogue): Likewise.
6671 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6672 (rs6000_opt_masks): Split -mpower9-dform into
6673 -mpower9-dform-scalar and -mpower9-dform-vector.
6674 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6676 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6677 ISA 3.0 vector indexed memory instructions, and fold the code into
6678 the normal mov<mode> patterns.
6679 (p9_vecstore_<mode>): Likewise.
6680 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6682 (vsx_movti_64bit): Likewise.
6683 (vsx_movti_32bit): Likewise.
6684 * config/rs6000/constraints.md (wO constraint): New constraint for
6685 ISA 3.0 vector d-form support.
6686 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6687 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6688 include -mpower9-dform-vector until we switch over to LRA.
6689 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6690 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6691 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6692 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6693 for -mpower9-dform and -mlra.
6694 * doc/md.texi (wO constraint): Document wO constraint.
6696 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6698 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6699 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6700 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6701 Move handling of non-insn arguments inline into the sole user:
6702 (output_trans_func): ...here.
6703 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6704 in emitted function prototype.
6705 (output_internal_insn_latency_func): Ditto. Simplify.
6706 (output_internal_maximal_insn_latency_func): Ditto. Delete
6707 always-unused argument.
6708 (output_insn_latency_func): Ditto.
6709 (output_maximal_insn_latency_func): Ditto.
6711 2016-05-11 Richard Biener <rguenther@suse.de>
6713 PR tree-optimization/71055
6714 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6715 sth with precision not equal to access size verify we don't chop
6718 2016-05-11 Richard Biener <rguenther@suse.de>
6721 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6722 (dwarf2out_finish): Move retry_incomplete_types call ...
6723 (dwarf2out_early_finish): ... here.
6725 2016-05-11 Richard Biener <rguenther@suse.de>
6728 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6729 if the langhook insists on it.
6730 * fold-const.c (make_bit_field_ref): Add arg for the original
6731 reference and preserve its alias-set.
6732 (decode_field_reference): Take exp by reference and adjust it
6733 to the original memory reference.
6734 (optimize_bit_field_compare): Adjust callers.
6735 (fold_truth_andor_1): Likewise.
6736 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6738 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6741 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6742 * cfgrtl.c (delete_insn_and_edges): Likewise.
6743 * config/i386/i386.c (convert_scalars_to_vector): Remove
6745 * cse.c (cse_insn): Compute cse_cfg_altered.
6746 (delete_trivially_dead_insns): Likewise.
6747 (cse_cc_succs): Likewise.
6748 (rest_of_handle_cse): Free dominance info if required.
6749 (rest_of_handle_cse2): Likewise.
6750 (rest_of_handle_cse_after_global_opts): Likewise.
6752 2016-05-11 Alan Modra <amodra@gmail.com>
6754 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6755 abi_v4_pass_in_fpr): New functions.
6756 (rs6000_function_arg_boundary): Exclude complex IBM long double
6757 from 64-bit alignment when ABI_V4.
6758 (rs6000_function_arg, rs6000_function_arg_advance_1,
6759 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6761 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6763 PR rtl-optimization/71028
6764 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6765 jump with just a return in the fallthrough block if the branch
6766 block contains just a return as well.
6768 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6770 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6771 * match.pd ((X & Y) ^ Y): ... this.
6772 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6773 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6775 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6777 * read-md.c (require_char_ws): New function.
6778 (read_string): Simplify using require_char_ws.
6779 (handle_constants): Likewise.
6780 (handle_enum): Likewise.
6781 (handle_file): Likewise.
6782 * read-md.h (require_char_ws): New declaration.
6783 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6784 (read_mapping): Likewise.
6785 (read_rtx_code): Likewise.
6786 (read_nested_rtx): Likewise.
6788 2016-05-10 James Norris <jnorris@codesourcery.com>
6790 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6791 if offloading is enabled and -fopenacc or -fopenmp is specified.
6792 (CRTOFFLOADEND): Likewise.
6793 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6794 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6796 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6798 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6799 gotoff_operand code paths. Use copy_to_suggested_regs and
6800 expand_simple_binop where appropriate. Cleanup.
6802 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6805 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6807 (dimode_scalar_chain::vector_const_cost): New.
6808 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6809 (dimode_scalar_chain::convert_op): Likewise.
6810 (dimode_scalar_chain::convert_insn): Likewise.
6812 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6814 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6815 unary operation, not a binary one.
6817 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6820 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6821 calls with type casted fndecl.
6823 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6825 PR tree-optimization/70786
6826 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6827 * calls.c (initialize_argument_information): Bind bounds
6828 with corresponding args passed by reference.
6830 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6833 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6834 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6835 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6838 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6841 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6842 code for a zero scale factor.
6843 (vsx_xvcvdpuxds_scale): Likewise.
6845 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6847 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6848 if show_ruler_p was set on the context.
6849 (layout::show_ruler): New method.
6850 * diagnostic.h (struct diagnostic_context): Add field
6853 2016-05-10 Richard Biener <rguenther@suse.de>
6855 PR tree-optimization/71039
6856 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6857 (chk_uses): New function.
6858 (propagate_with_phi): Verify we can safely replicate the lhs of an
6859 aggregate assignment on all incoming edges.
6861 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6863 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6865 (rx_atomic_sequence): New class.
6866 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6867 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6869 (rx_atomic_sequence::rx_atomic_sequence,
6870 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6871 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6872 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6873 CTRLREG_INTB): New constants.
6874 (FETCHOP): New code iterator.
6875 (fethcop_name, fetchop_name2): New iterator code attributes.
6876 (QIHI): New mode iterator.
6877 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6878 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6879 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6881 2016-05-10 Martin Liska <mliska@suse.cz>
6883 * tree-inline.c (remap_dependence_clique): Do not remap
6884 debugging statements.
6886 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6888 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6889 ("*fixuns_truncdfdi2_z13")
6890 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6891 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6892 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6894 2016-05-10 Richard Biener <rguenther@suse.de>
6896 PR tree-optimization/70497
6897 PR tree-optimization/28367
6898 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6900 (visit_reference_op_load): ... here.
6901 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6902 with simplified BIT_FIELD_REFs.
6903 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6904 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6907 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6909 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6910 documentation comment. For BLOCK nodes, add a
6911 DW_AT_abstract_origin attribute that points to the DIE generated
6912 for the origin BLOCK.
6913 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6914 blocks from inlined functions.
6916 2016-05-10 Alan Modra <amodra@gmail.com>
6919 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6920 regrename modifying insns saving lr before __morestack call.
6921 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6922 insns restoring lr after __morestack call.
6924 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6926 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6927 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6929 * config/i386/sse.md (vec_interleave_high<mode>,
6930 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6931 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6933 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6935 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6936 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6937 parallel reassociation for power8 and forward.
6939 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6941 * config/i386/i386.md (absneg splitters with general regs): Use
6942 general_reg_operand predicate.
6943 (btsq peephole2): Use x86_64_immediate_operand to check if new
6944 value is suitable for immediate operand. Generate emitted insn
6945 using RTL expressions.
6946 (btcq peephole2): Ditto.
6947 (btrq peephole2): Ditto. Generate correct immediate operand
6950 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6952 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6955 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6957 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6958 pointer dereference.
6960 2016-05-09 Richard Biener <rguenther@suse.de>
6962 PR tree-optimization/70985
6963 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6964 op0 isn't a gimple register.
6966 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6968 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6969 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6970 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6971 (i6400_fpu_mult): New cpu units.
6972 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6973 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6974 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6975 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6976 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6977 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6978 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6979 (i6400_msa_long_float4, i6400_msa_long_float5)
6980 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6981 (i6400_msa_fdiv_sf): New reservations.
6982 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6983 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6984 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6985 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6986 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6987 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6988 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6989 (msa_short_store4, msa_long_load, msa_short_store)
6990 (msa_long_logic, msa_long_float2, msa_long_float4)
6991 (msa_long_float5, msa_long_float8, msa_long_mult)
6992 (msa_long_fdiv, msa_long_div): New reservations.
6994 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6995 Sameera Deshpande <sameera.deshpande@imgtec.com>
6996 Matthew Fortune <matthew.fortune@imgtec.com>
6997 Graham Stott <graham.stott@imgtec.com>
6998 Chao-ying Fu <chao-ying.fu@imgtec.com>
7000 * config.gcc: Add MSA header file for mips*-*-* target.
7001 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
7002 (Ubv8i, Urv8): New constraints.
7003 * config/mips/mips-ftypes.def: Add function types for MSA
7005 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
7006 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
7007 * config/mips/mips-msa.md: New file.
7008 * config/mips/mips-protos.h
7009 (mips_split_128bit_const_insns): New prototype.
7010 (mips_msa_idiv_insns): Likewise.
7011 (mips_split_128bit_move): Likewise.
7012 (mips_split_128bit_move_p): Likewise.
7013 (mips_split_msa_copy_d): Likewise.
7014 (mips_split_msa_insert_d): Likewise.
7015 (mips_split_msa_fill_d): Likewise.
7016 (mips_expand_msa_branch): Likewise.
7017 (mips_const_vector_same_val_p): Likewise.
7018 (mips_const_vector_same_bytes_p): Likewise.
7019 (mips_const_vector_same_int_p): Likewise.
7020 (mips_const_vector_shuffle_set_p): Likewise.
7021 (mips_const_vector_bitimm_set_p): Likewise.
7022 (mips_const_vector_bitimm_clr_p): Likewise.
7023 (mips_msa_vec_parallel_const_half): Likewise.
7024 (mips_msa_output_division): Likewise.
7025 (mips_ldst_scaled_shift): Likewise.
7026 (mips_expand_vec_cond_expr): Likewise.
7027 * config/mips/mips.c (enum mips_builtin_type): Add
7028 MIPS_BUILTIN_MSA_TEST_BRANCH.
7029 (mips_gen_const_int_vector_shuffle): New prototype.
7030 (mips_const_vector_bitimm_set_p): New function.
7031 (mips_const_vector_bitimm_clr_p): Likewise.
7032 (mips_const_vector_same_val_p): Likewise.
7033 (mips_const_vector_same_bytes_p): Likewise.
7034 (mips_const_vector_same_int_p): Likewise.
7035 (mips_const_vector_shuffle_set_p): Likewise.
7036 (mips_symbol_insns): Forbid loading symbols via immediate for
7038 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
7040 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
7042 (mips_lx_address_p): Add support load indexed address for MSA.
7043 (mips_address_insns): Add calculation of instructions needed for
7044 stores and loads for MSA.
7045 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
7046 CONST_VECTOR for MSA and let it fall through.
7047 (mips_ldst_scaled_shift): New function.
7048 (mips_subword_at_byte): Likewise.
7049 (mips_msa_idiv_insns): Likewise.
7050 (mips_legitimize_move): Validate MSA moves.
7051 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
7052 calculation of costs for MSA division.
7053 (mips_split_move_p): Check if MSA moves need splitting.
7054 (mips_split_move): Split MSA moves if necessary.
7055 (mips_split_128bit_move_p): New function.
7056 (mips_split_128bit_move): Likewise.
7057 (mips_split_msa_copy_d): Likewise.
7058 (mips_split_msa_insert_d): Likewise.
7059 (mips_split_msa_fill_d): Likewise.
7060 (mips_output_move): Handle MSA moves.
7061 (mips_expand_msa_branch): New function.
7062 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
7063 Reinstate 'y' modifier.
7064 (mips_file_start): Add MSA .gnu_attribute.
7065 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
7067 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
7068 (mips_class_max_nregs): Add register size for MSA supported mode.
7069 (mips_cannot_change_mode_class): Allow conversion between MSA
7070 vector modes and TImode.
7071 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
7073 (mips_secondary_reload_class): Force MSA loads/stores via memory.
7074 (mips_preferred_simd_mode): Add preffered modes for MSA.
7075 (mips_vector_mode_supported_p): Add MSA supported modes.
7076 (mips_autovectorize_vector_sizes): New function.
7077 (mips_msa_output_division): Likewise.
7078 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
7079 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
7080 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
7081 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
7082 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
7083 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
7084 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
7085 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
7086 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
7087 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
7088 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
7089 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
7090 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
7091 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
7092 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
7093 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
7094 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
7095 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
7096 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
7097 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
7098 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
7099 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
7100 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
7101 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
7102 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
7103 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
7104 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
7105 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
7106 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
7107 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
7108 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
7109 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
7110 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
7111 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
7112 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
7113 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
7114 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
7115 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
7116 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
7117 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
7118 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
7119 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
7120 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
7121 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
7122 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7123 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7124 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7125 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7126 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
7127 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
7128 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
7129 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
7130 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
7131 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
7132 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
7133 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
7134 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
7135 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
7136 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
7137 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
7138 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
7139 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
7140 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
7141 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
7142 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
7143 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
7144 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
7145 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
7146 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
7147 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
7148 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7149 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7150 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7151 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7152 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7153 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7154 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7155 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7156 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7157 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7158 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7159 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7160 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7161 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7162 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7163 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7164 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7165 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7166 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7167 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7168 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7169 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7170 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7171 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7172 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7173 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7174 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7175 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7176 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7177 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7178 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7179 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7180 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7181 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7182 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7183 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7184 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7185 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7186 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7187 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7188 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7189 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7190 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7191 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7192 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7193 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7194 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7195 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7196 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7197 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7198 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7199 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7200 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7201 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7202 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7203 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7204 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7205 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7206 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7207 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7208 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7209 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7210 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7211 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7212 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7213 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7214 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7215 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7216 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7217 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7218 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7219 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7220 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7221 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7222 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7223 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7224 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7225 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7226 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7227 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7228 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7230 (mips_get_builtin_decl_index): New array.
7231 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7232 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7233 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7234 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7235 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7237 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7239 (mips_expand_builtin_insn): Prepare operands for
7240 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7241 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7242 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7243 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7244 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7245 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7246 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7247 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7248 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7249 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7250 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7251 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7252 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7253 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7254 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7255 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7256 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7257 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7258 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7259 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7260 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7261 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7262 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7263 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7264 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7265 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7266 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7267 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7268 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7269 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7270 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7271 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7272 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7273 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7274 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7275 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7276 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7277 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7278 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7279 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7280 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7281 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7282 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7283 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7284 These are set implicitly and an error is reported if overridden.
7285 (mips_expand_builtin_msa_test_branch): New function.
7286 (mips_expand_msa_shuffle): Likewise.
7287 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7288 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7289 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7290 (mips_expand_vec_unpack): Add support for MSA.
7291 (mips_expand_vector_init): Likewise.
7292 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7293 instead of const0_rtx.
7294 (mips_msa_vec_parallel_const_half): New function.
7295 (mips_gen_const_int_vector): Likewise.
7296 (mips_gen_const_int_vector_shuffle): Likewise.
7297 (mips_expand_msa_cmp): Likewise.
7298 (mips_expand_vec_cond_expr): Likewise.
7299 * config/mips/mips.h
7300 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7301 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7303 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7304 (ISA_HAS_MSA): New macro.
7305 (UNITS_PER_MSA_REG): Likewise.
7306 (BITS_PER_MSA_REG): Likewise.
7307 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7308 (MSA_REG_FIRST): New macro.
7309 (MSA_REG_LAST): Likewise.
7310 (MSA_REG_NUM): Likewise.
7311 (MSA_REG_P): Likewise.
7312 (MSA_REG_RTX_P): Likewise.
7313 (MSA_SUPPORTED_MODE_P): Likewise.
7314 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7315 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7316 * config/mips/mips.md: Include mips-msa.md.
7317 (alu_type): Add simd_add.
7318 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7319 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7320 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7321 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7322 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7323 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7324 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7325 simd_move, simd_load, simd_store. Choose "multi" for moves
7327 (qword_mode): New attribute.
7328 (insn_count): Add instruction count for quad moves.
7329 Increase the count for MIPS SIMD division.
7330 (UNITMODE): Add UNITMODEs for vector types.
7331 (addsub): New code iterator.
7332 * config/mips/mips.opt (mmsa): New option.
7333 * config/mips/msa.h: New file.
7334 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7336 * config/mips/mti-linux.h: Likewise.
7337 * config/mips/predicates.md
7338 (const_msa_branch_operand): New constraint.
7339 (const_uimm3_operand): Likewise.
7340 (const_uimm4_operand): Likewise.
7341 (const_uimm5_operand): Likewise.
7342 (const_uimm8_operand): Likewise.
7343 (const_imm5_operand): Likewise.
7344 (aq10b_operand): Likewise.
7345 (aq10h_operand): Likewise.
7346 (aq10w_operand): Likewise.
7347 (aq10d_operand): Likewise.
7348 (const_m1_operand): Likewise.
7349 (reg_or_m1_operand): Likewise.
7350 (const_exp_2_operand): Likewise.
7351 (const_exp_4_operand): Likewise.
7352 (const_exp_8_operand): Likewise.
7353 (const_exp_16_operand): Likewise.
7354 (const_vector_same_val_operand): Likewise.
7355 (const_vector_same_simm5_operand): Likewise.
7356 (const_vector_same_uimm5_operand): Likewise.
7357 (const_vector_same_uimm6_operand): Likewise.
7358 (const_vector_same_uimm8_operand): Likewise.
7359 (par_const_vector_shf_set_operand): Likewise.
7360 (reg_or_vector_same_val_operand): Likewise.
7361 (reg_or_vector_same_simm5_operand): Likewise.
7362 (reg_or_vector_same_uimm6_operand): Likewise.
7363 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7365 * doc/invoke.texi (-mmsa): Document new option.
7367 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7369 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7370 * configure: Regenerate.
7371 * config.in: Regenerate.
7372 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7374 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7375 (ENDFILE_VTV_SPEC): Define.
7377 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7379 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7380 registers in all interrupt handlers if necessary.
7381 (rl78_option_override): Add warning.
7382 (MUST_SAVE_MDUC_REGISTERS): New macro.
7383 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7384 * config/rl78/rl78.c (check_mduc_usage): New function.
7385 (mduc_regs): New structure to hold MDUC register data.
7386 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7387 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7388 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7389 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7390 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7391 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7393 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7395 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7396 (tree-ssa-loop-niter.h): Ditto.
7397 (idx_within_array_bound, ref_within_array_bound): New functions.
7398 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7399 Factor out check on writable base object to ...
7400 (base_object_writable): ... here.
7402 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7404 * config/arm/arm.md (probe_stack): Add modes to set source
7407 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7409 * regrename.c (base_reg_class_for_rename): New static function.
7410 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7412 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7414 * cgraph.c (thunk_adjust): Export.
7415 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7416 * cgraphunit.c (thunk_adjust): Export.
7417 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7419 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7421 * tree-inline.c (expand_call_inline): Expand thunks inline.
7423 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7426 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7427 (*sse2_vd_cvtss2sd): Ditto.
7428 * config/i386/i386.md
7429 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7430 Generate *sse2_vd_cvtsd2ss pattern.
7431 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7432 Generate *sse2_vd_cvtss2sd pattern.
7434 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7436 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7437 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7440 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7442 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7443 * config/sh/sh.c: Define and declare variables on first use throughout
7445 (current_function_interrupt): Change to bool type.
7446 (frame_insn): Rename to emit_frame_insn and update users.
7447 (push_regs): Use bool for 'interrupt_handler' argument.
7448 (save_schedule_s): Remove.
7449 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7450 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7451 targetm.asm_out.unaligned_op.di.
7452 (gen_far_branch): Remove redundant forward declaration.
7453 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7454 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7455 (sh_set_return_address, sh_function_ok_for_sibcall,
7456 scavenge_reg): Update comments.
7457 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7458 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7459 (sh_attr_renesas_p): Remove unnecessary parentheses.
7460 (branch_dest): Simplify.
7461 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7462 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7463 (CUMULATIVE_ARGS): Change macro to typedef.
7464 (current_function_interrupt): Change to bool type.
7465 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7466 Surround with __cplusplus ifdef.
7467 (sh_compare_op0, sh_compare_op1): Remove.
7468 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7470 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7472 * config/arm/arm.md: (arch): Add neon.
7473 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7474 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7475 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7476 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7477 attributes for alt renumbering. Mark alt 3 as non-predicable.
7478 (thumb2_movdf_vfp): Likewise.
7480 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7482 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7483 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7484 (*andqi_1): Add preferred_for_speed attribute to disparage
7485 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7486 (*<code>qi_1): Ditto.
7487 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7488 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7489 (*ashlqi3_1): Ditto.
7490 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7491 Add preferred_for_size attribute to disparage alternative 0 and
7492 preferred_for_speed attribute to disparage alternative 1 for
7493 TARGET_PARTIAL_REG_STALL targets.
7495 2016-05-07 Tom de Vries <tom@codesourcery.com>
7497 PR tree-optimization/70956
7498 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7501 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7503 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7504 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7505 * config/sh/sh.md (branch_zero): Remove define_attr.
7506 (define_delay): Disable delay slot if branch distance is one insn.
7508 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7510 * config/i386/i386.md (LEAMODE): New mode attribute.
7511 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7512 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7513 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7514 operand 2 predicate.
7515 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7516 (*lea<mode>_general_3): Ditto.
7517 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7519 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7521 * genmddump.c (main): Convert argv from char ** to const char **.
7523 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7525 * coretypes.h (OVERRIDE): New macro.
7528 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7530 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7531 allow coalescing if the types are compatible.
7533 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7535 * pass_manager.h (pass_manager::register_pass_name): New method.
7536 (pass_manager::get_pass_by_name): New method.
7537 (pass_manager::create_pass_tab): New method.
7538 (pass_manager::m_name_to_pass_map): New field.
7539 * passes.c (name_to_pass_map): Delete global in favor of field
7540 "m_name_to_pass_map" of pass_manager.
7541 (register_pass_name): Rename from a function to...
7542 (pass_manager::register_pass_name): ...this method, updating
7543 for renaming of global "name_to_pass_map" to field
7544 "m_name_to_pass_map".
7545 (create_pass_tab): Rename from a function to...
7546 (pass_manager::create_pass_tab): ...this method, updating
7547 for renaming of global "name_to_pass_map" to field.
7548 (get_pass_by_name): Rename from a function to...
7549 (pass_manager::get_pass_by_name): ...this method.
7550 (enable_disable_pass): Convert use of get_pass_by_name to
7551 a method call, locating the pass_manager singleton.
7553 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7555 * genattr-common.c (main): Convert argv from char ** to const char **.
7556 * genattr.c (main): Likewise.
7557 * genattrtab.c (main): Likewise.
7558 * genautomata.c (initiate_automaton_gen): Likewise.
7560 * gencodes.c (main): Likewise.
7561 * genconditions.c (main): Likewise.
7562 * genconfig.c (main): Likewise.
7563 * genconstants.c (main): Likewise.
7564 * genemit.c (main): Likewise.
7565 * genenums.c (main): Likewise.
7566 * genextract.c (main): Likewise.
7567 * genflags.c (main): Likewise.
7568 * genmddeps.c (main): Likewise.
7569 * genopinit.c (main): Likewise.
7570 * genoutput.c (main): Likewise.
7571 * genpeep.c (main): Likewise.
7572 * genpreds.c (main): Likewise.
7573 * genrecog.c (main): Likewise.
7574 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7575 (init_rtx_reader_args): Likewise.
7576 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7577 (init_rtx_reader_args): Likewise.
7578 * gentarget-def.c (main): Likewise.
7579 * read-md.c (read_md_files): Likewise.
7580 * read-md.h (read_md_files): Likewise.
7582 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7584 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7585 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7586 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7587 Remove unused predicate.
7588 (register_and_not_fp_reg_operand): Ditto.
7590 2016-05-06 Martin Liska <mliska@suse.cz>
7592 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7593 instead of vec as the vector is local to the function.
7595 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7597 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7598 avx512bw alternative.
7600 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7601 before the ashr<mode>3 pattern.
7603 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7604 v instead of x in vex or maybe_vex alternatives, use
7605 maybe_evex instead of vex in prefix.
7607 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7608 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7609 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7610 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7613 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7614 v instead of x in vex or maybe_vex alternatives, use
7615 maybe_evex instead of vex in prefix.
7617 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7618 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7619 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7620 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7621 alternatives, use maybe_evex instead of vex in prefix.
7623 * config/i386/sse.md (vec_interleave_lowv4sf,
7624 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7625 v instead of x in vex or maybe_vex alternatives, use
7626 maybe_evex instead of vex in prefix.
7628 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7629 v instead of x in vex or maybe_vex alternatives, use
7630 maybe_evex instead of vex in prefix.
7632 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7633 v constraint instead of x.
7635 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7637 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7638 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7641 2016-05-06 Richard Biener <rguenther@suse.de>
7643 PR tree-optimization/70948
7644 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7645 Properly clobber all fields of va_list for __builtin_va_start.
7647 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7650 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7651 loop latch destination.
7653 2016-05-06 Martin Liska <mliska@suse.cz>
7655 * tree-ssa-uninit.c: Apply manual changes
7656 to the GNU coding style.
7657 (prune_uninit_phi_opnds): Rename from
7658 prune_uninit_phi_opnds_in_unrealizable_paths.
7660 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7662 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7663 mspace): Remove deprecated options.
7664 * doc/invoke.texi (SH options): Remove -mspace.
7666 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7668 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7670 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7672 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7673 corresponding combine split pattern.
7675 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7678 * config/sh/predicates.md (long_displacement_mem_operand): New.
7679 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7680 Add movi20, movi20s alternatives. Adjust length attribute for
7682 (movsi_ie): Allow for any FPU. Adjust length attribute for
7684 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7685 attribute for alternatives.
7686 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7687 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7688 length attribute for alternatives.
7690 2016-05-06 Richard Biener <rguenther@suse.de>
7692 PR tree-optimization/70960
7693 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7695 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7698 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7699 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7701 2016-05-06 Marek Polacek <polacek@redhat.com>
7704 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7706 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7709 * config/sh/sh.md (*rotcr): Add another variant.
7711 2016-05-06 Richard Biener <rguenther@suse.de>
7714 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7716 2016-05-06 Richard Biener <rguenther@suse.de>
7719 * fold-const.c (split_tree): Always convert to the original type
7722 2016-05-06 Richard Biener <rguenther@suse.de>
7724 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7725 (fwprop_addr): Likewise.
7727 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7730 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7732 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7733 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7734 the splitter condition.
7735 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7736 the splitter condition.
7737 (FP float_extend load splitter): Ditto.
7739 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7741 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7742 to REGNO in all peephole2 patterns.
7743 (post-reload splitters): Change true_regnum to REGNO in
7744 post-reload splitters.
7745 (zero_extend splitters): Use general_reg_operand and
7746 nonimmediate_gr_operand predicates.
7748 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7750 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7751 v constraint instead of x.
7753 2016-05-05 Alan Modra <amodra@gmail.com>
7756 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7757 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7758 TARGET_NO_FP_IN_TOC for -mrelocatable.
7759 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7760 TARGET_RELOCATABLE test.
7761 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7762 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7763 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7764 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7765 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7766 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7767 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7768 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7769 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7770 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7772 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7773 (rs6000_stack_info): Likewise.
7774 (rs6000_elf_asm_out_constructor): Likewise.
7775 (rs6000_elf_asm_out_destructor): Likewise.
7776 (rs6000_elf_declare_function_name): Likewise.
7777 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7778 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7781 2016-05-05 Alan Modra <amodra@gmail.com>
7783 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7785 2016-05-05 Alan Modra <amodra@gmail.com>
7787 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7788 out-of-line gpr restore for one or two regs if that would add
7791 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7794 * config/i386/i386.md
7795 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7796 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7797 as operand 0 predicate.
7798 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7800 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7801 Ditto. Emit the pattern using RTX.
7803 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7804 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7805 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7806 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7808 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7809 sse_reg_operand as operand 0 predicate.
7811 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7812 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7813 instead of gen_rtx_REG.
7814 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7817 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7819 * function.c (emit_use_return_register_into_block): Delete.
7820 (gen_return_pattern): Delete.
7821 (emit_return_into_block): Delete.
7822 (active_insn_between): Delete.
7823 (convert_jumps_to_returns): Delete.
7824 (emit_return_for_exit): Delete.
7825 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7826 simple_return for shrink-wrapped blocks.
7827 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7828 end of blocks that need one.
7829 (get_unconverted_simple_return): Delete.
7830 (convert_to_simple_return): Delete.
7831 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7832 (convert_to_simple_return): Ditto.
7834 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7836 * cfgcleanup.c (bb_is_just_return): New function.
7837 (try_optimize_cfg): Simplify jumps to return, branches to return,
7838 and branches around return.
7840 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7842 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7845 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7849 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7850 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7851 assert flags & OEP_HASH_CHECK, instead of asserting it
7852 never happens. Handle TARGET_EXPR.
7853 * fold-const.c (operand_equal_p): For hash verification,
7854 or in OEP_HASH_CHECK into flags.
7856 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7858 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7860 (compute_samebase_partition_bases): Fix typo.
7862 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7864 * config/i386/sse.md (vec_interleave_highv8sf,
7865 vec_interleave_lowv8sf, vec_interleave_highv4df,
7866 vec_interleave_lowv4df): Remove constraints from expanders.
7868 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7870 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7872 * tree-inline.c (expand_call_inline): Fix path dealing with
7873 making lhs of call statement undefined.
7875 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7877 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7878 Check availability on NODE, too.
7879 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7880 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7881 (varpool_node::call_for_symbol_and_aliase): Likewise.
7882 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7883 (propagate_pure_const): Propagate across interposable functions, too.
7884 (skip_function_for_local_pure_const): Do not skip interposable bodies
7886 (pass_local_pure_const::execute): Update.
7888 2016-05-04 Marek Polacek <polacek@redhat.com>
7890 * doc/invoke.texi: Document -Wdangling-else.
7892 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7894 * config.gcc: Error out when conflicting multilib is detected. Do not
7895 loop over multilibs since no combination is legal.
7897 2016-05-04 Alan Modra <amodra@gmail.com>
7899 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7900 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7901 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7904 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7906 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7907 Clean up p5600 comments.
7909 2016-05-04 Richard Biener <rguenther@suse.de>
7911 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7912 constructor simplifications.
7913 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7915 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7917 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7918 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7919 result.set_rtx is null instead of aborting.
7920 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7922 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7923 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7924 *mov<mode>_store_postinc): New patterns.
7926 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7928 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7929 as commutative. Check both conversions are NOP.
7930 ((A & B) OP (C & B)): Remove.
7932 2016-05-04 Alan Modra <amodra@gmail.com>
7934 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7936 2016-05-04 Alan Modra <amodra@gmail.com>
7939 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7940 when cr2,3,4 are all fixed regs.
7942 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7944 PR rtl-optimization/57193
7945 * opts.c (default_options_table): Revert OPT_frename_registers change.
7946 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7948 2016-05-03 Martin Sebor <msebor@redhat.com>
7951 * builtins.c (fold_builtin_FILE): New function.
7952 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7953 (fold_builtin_0): Call them.
7954 * gimplify.c (gimplify_call_expr): Remove the handling of
7955 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7958 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7959 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7963 * doc/extend.texi (Function Names as Strings): Update __func__,
7964 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7967 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7968 Richard Biener <rguenther@suse.de>
7970 PR tree-optimization/70916
7971 * tree-if-conv.c: Include cfganal.h.
7972 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7973 and remove_fake_exit_edges around the optimization pass.
7975 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7977 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7978 (cgraph_edge::make_direct): Likewise.
7979 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7980 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7981 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7982 (CIF_THUNK): New code.
7983 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7984 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7985 (compute_inline_parameters): Set inline_failed for thunks.
7986 (inline_analyze_function): Cleanup.
7987 * ipa-inline.c (can_inline_edge_p): Do not deal with
7988 call_stmt_cannot_inline_p.
7989 (can_early_inline_edge_p): Likewise.
7990 (early_inliner): Initialize inline_failed.
7991 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7993 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7995 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7996 from nonimm_ssenomem_operand.
7997 (nonimm_ssenomem_operand): New predicate.
7998 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7999 as operand 0 predicate.
8000 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
8001 Disable unsupported alternatives using "enabled" attribute.
8002 Use register_ssemem_operand as operand 0 predicate.
8003 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
8005 2016-05-03 Marek Polacek <polacek@redhat.com>
8008 * input.c (expansion_point_location): New function.
8009 * input.h (expansion_point_location): Declare.
8011 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
8013 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
8014 occurence with frame_offset_ ones.
8016 2016-05-03 Alan Modra <amodra@gmail.com>
8018 PR rtl-optimization/70890
8019 * ira.c (combine_and_move_insns): When moving def_insn, remove
8022 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
8024 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
8025 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
8026 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
8027 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
8029 2016-05-03 Alan Modra <amodra@gmail.com>
8031 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
8032 for SAVE_MULTIPLE/STORE_MULTIPLE.
8034 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8036 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
8037 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
8039 2016-05-03 Richard Biener <rguenther@suse.de>
8041 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
8043 (gimplify_arg): Likewise.
8044 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
8045 re-writing the result to a decl if required.
8046 (internal_get_tmp_var): Add allow_ssa parameter
8047 and override into_ssa with it.
8048 (get_formal_tmp_var): Adjust.
8049 (get_initialized_tmp_var): Add allow_ssa parameter.
8050 (gimplify_arg): Add allow_ssa parameter and avoid generating
8051 SSA names for the result false.
8052 (gimplify_call_expr): If the call may return twice do not
8053 gimplify parameters into SSA.
8054 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
8055 (gimplify_modify_expr): Adjust assert. For noreturn calls
8056 with a SSA name LHS adjust its def.
8057 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
8058 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
8059 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
8060 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
8061 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
8062 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
8063 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
8064 (optimize_target_teams): Do not allow SSA names for clause operands.
8065 (gimplify_expr): Likewise for where we mark the result addressable.
8066 * passes.def (pass_init_datastructures): Remove.
8067 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
8068 (rewrite_stmt): Likewise.
8069 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
8070 (replace_locals_op): Replace SSA names.
8071 (copy_gimple_seq_and_replace_locals): Init src_cfun.
8072 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
8073 * cgraph.c (release_function_body): Free CFG annotations only
8074 when we have a CFG. Simplify.
8075 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
8076 force_gimple_operand instead of get_initialized_tmp_var.
8077 * tree-pass.h (make_pass_init_datastructures): Remove.
8078 * tree-ssa.c (execute_init_datastructures): Remove.
8079 (pass_data_init_datastructures): Likewise.
8080 (class pass_init_datastructures): Likewise.
8081 (make_pass_init_datastructures): Likewise.
8082 * omp-low.c (create_omp_child_function): Init SSA data structures.
8083 (grid_expand_target_grid_body): Likewise.
8084 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
8085 name before adding it to names_to_release.
8086 (remove_bb): Always release SSA defs.
8087 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
8088 before dereferencing it.
8089 * cgraphunit.c (init_lowered_empty_function): Always
8090 int SSA data structures.
8091 * tree-ssanames.c (release_defs): Remove assert that we are in
8093 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
8095 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8096 Uros Bizjak <ubizjak@gmail.com>
8098 PR rtl-optimization/70467
8099 * config/i386/predicates.md (x86_64_hilo_int_operand,
8100 x86_64_hilo_general_operand): New predicates.
8101 * config/i386/constraints.md (Wd): New constraint.
8102 * config/i386/i386.md (mode attr di): Use Wd instead of e.
8103 (general_hilo_operand): New mode attr.
8104 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
8105 instead of <general_operand>.
8106 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
8107 x86_64_hilo_general_operand instead of <general_operand>.
8109 2016-05-03 Jakub Jelinek <jakub@redhat.com>
8111 PR tree-optimization/70916
8112 * tree-if-conv.c (constant_or_ssa_name): Removed.
8113 (fold_build_cond_expr): Use is_gimple_val instead of
8114 constant_or_ssa_name.
8116 PR tree-optimization/70916
8117 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
8118 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
8121 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
8122 (optimize_atomic_bit_test_and): New function.
8123 (pass_fold_builtins::execute): Use it.
8124 * optabs.def (atomic_bit_test_and_set_optab,
8125 atomic_bit_test_and_complement_optab,
8126 atomic_bit_test_and_reset_optab): New optabs.
8127 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
8128 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
8129 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
8130 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
8131 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
8132 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
8133 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
8134 * doc/md.texi (atomic_bit_test_and_set@var{mode},
8135 atomic_bit_test_and_complement@var{mode},
8136 atomic_bit_test_and_reset@var{mode}): Document.
8137 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
8138 atomic_bit_test_and_complement<mode>,
8139 atomic_bit_test_and_reset<mode>): New expanders.
8140 (atomic_bit_test_and_set<mode>_1,
8141 atomic_bit_test_and_complement<mode>_1,
8142 atomic_bit_test_and_reset<mode>_1): New insns.
8144 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
8146 PR rtl-optimization/70687
8147 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
8148 instead of unsigned HOST_WIDE_INT.
8150 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8152 PR rtl-optimization/44281
8153 * hard-reg-set.h (struct target_hard_regs): New field
8154 x_fixed_nonglobal_reg_set.
8155 (fixed_nonglobal_reg_set): New macro.
8156 * reginfo.c (init_reg_sets_1): Initialize it.
8157 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8159 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8161 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8163 PR tree-optimization/56541
8164 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8165 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8166 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8167 (any_complicated_phi): new static variable.
8168 (aggressive_if_conv): delete.
8169 (if_convertible_phi_p): support phis with more than two arguments.
8170 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8171 critical pred edges.
8172 (ifcvt_split_critical_edges): support phis with more than two
8173 arguments by checking new parameter. only split critical edges
8175 (tree_if_conversion): handle simd pragma marked loop using new
8176 local variable aggressive_if_conv. check any_complicated_phi.
8178 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8180 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8183 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8185 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8188 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8190 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8191 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8192 define_insn_and_split.
8193 (mulsi3_i): New define_insn_and_split.
8194 (mulsi3_call): Convert to define_insn.
8195 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8198 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8200 * machmode.h (mode_complex): Add support to give the complex mode
8202 (GET_MODE_COMPLEX_MODE): Likewise.
8203 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8204 stored by build_complex_type and gfc_build_complex_type instead of
8205 trying to figure out the appropriate mode based on the size. Raise
8206 an assertion error, if the type was not set.
8207 * genmodes.c (struct mode_data): Add field for the complex type of
8209 (blank_mode): Likewise.
8210 (make_complex_modes): Remember the complex mode created in the
8212 (emit_mode_complex): Write out the mode_complex array to map a
8213 type mode to the complex version.
8214 (emit_insn_modes_c): Likewise.
8215 * tree.c (build_complex_type): Set the complex type to use before
8216 calling layout_type.
8217 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8218 support for __float128 complex datatypes.
8219 (rs6000_hard_regno_mode_ok): Likewise.
8220 (rs6000_setup_reg_addr_masks): Likewise.
8221 (rs6000_complex_function_value): Likewise.
8222 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8223 __float128 and __ibm128 complex.
8224 (FLOAT128_IBM_P): Likewise.
8225 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8226 * doc/extend.texi (Additional Floating Types): Document that
8227 -mfloat128 must be used to enable __float128. Document complex
8228 __float128 and __ibm128 support.
8230 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8233 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8234 char/short arguments promoted to int because of promote_prototypes.
8236 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8238 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8239 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8240 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8241 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8242 alternatives using "enabled" attribute. Use register_ssemem_operand
8243 as operand 1 predicate.
8244 (*cmpi<unord>xf_i387): Split XFmode pattern from
8245 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8246 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8247 *absneg<mode>2_i387. Disable unsupported alternatives using
8248 "enabled" attribute.
8249 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8251 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8253 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8255 (oacc_loop_process): Check mask for loop termination.
8257 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8259 * cif-code.def (CIF_THUNK): Add.
8260 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8263 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8265 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8266 (dump_inline_summary): Dump it.
8267 (fp_expression_p): New predicate.
8268 (estimate_function_body_sizes): Use it.
8269 (inline_merge_summary): Merge fp_expressions.
8270 (inline_read_section): Read fp_expressions.
8271 (inline_write_summary): Write fp_expressions.
8272 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8273 codegen boundary if either caller or callee is !fp_expressions.
8274 * ipa-inline.h (inline_summary): Add fp_expressions.
8275 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8276 to fp_expressions be sure the fp generation flags are updated.
8278 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8280 PR rtl-optimization/70467
8281 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8283 PR rtl-optimization/70467
8284 * ipa-pure-const.c (check_call): Handle internal calls even in
8285 ipa mode like in local mode.
8287 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8289 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8291 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8293 * match.pd (X u< X, X u> X): New transformations.
8295 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8297 * flag-types.h (enum warn_strict_overflow_code): Move ...
8298 * coretypes.h: ... here.
8299 * fold-const.h (fold_overflow_warning): Declare.
8300 * fold-const.c (fold_overflow_warning): Make non-static.
8301 (fold_comparison): Move the transformation of X +- C1 CMP C2
8302 into X CMP C2 -+ C1 ...
8303 * match.pd: ... here.
8304 * gimple-fold.c (fold_stmt_1): Protect with
8305 fold_defer_overflow_warnings.
8307 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8309 * omp-low.c (struct oacc_loop): Add 'inner' field.
8310 (new_oacc_loop_raw): Initialize it to zero.
8311 (oacc_loop_fixed_partitions): Initialize it.
8312 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8313 available partitioning.
8315 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8317 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8319 (umulsidi3): Likewise.
8320 (indirect_jump): Fix jump instruction assembly patterns.
8322 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8325 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8326 (nvptx_function_value): Assert non-NULL cfun.
8328 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8330 PR rtl-optimization/70886
8331 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8333 * cselib.h (rtx_equal_for_cselib_1): Declare.
8334 (rtx_equal_for_cselib_p: New inline function.
8335 * cselib.c (rtx_equal_for_cselib_p): Delete.
8336 (rtx_equal_for_cselib_1): Make public.
8338 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8340 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8341 (register_mixssei387nonimm_operand): Remove predicate.
8342 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8343 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8344 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8345 for TARGET_MIX_SSE_I387 alternatives.
8346 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8347 Disable unsupported alternatives using "enabled" attribute. Use
8348 nonimm_ssenomem_operand as operand 1 predicate. Also check
8349 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8351 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8353 * tree.c (cst_and_fits_in_hwi): Simplify.
8355 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8357 * tree.h (wi::to_wide): New function.
8358 * expr.c (expand_expr_real_1): Use wi::to_wide.
8359 * fold-const.c (int_const_binop_1): Likewise.
8360 (extract_muldiv_1): Likewise.
8362 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8364 * wide-int.h: Update offset_int and widest_int documentation.
8365 (WI_SIGNED_SHIFT_RESULT): New macro.
8366 (wi::binary_shift): Define signed_shift_result_type for
8367 shifts on offset_int- and widest_int-like types.
8368 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8369 * tree.h (int_bit_position): Use shift operators instead of wi::
8371 * alias.c (adjust_offset_for_component_ref): Likewise.
8372 * expr.c (get_inner_reference): Likewise.
8373 * fold-const.c (fold_comparison): Likewise.
8374 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8375 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8376 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8377 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8378 (stmt_kills_ref_p): Likewise.
8379 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8380 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8381 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8382 (ao_ref_init_from_vn_reference): Likewise.
8384 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8386 * wide-int.h: Update offset_int and widest_int documentation.
8387 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8388 (wi::binary_traits): Allow ordered comparisons between offset_int and
8389 offset_int, between widest_int and widest_int, and between either
8390 of these types and basic C types.
8391 (operator <, <=, >, >=): Define for the same combinations.
8392 * tree.h (tree_int_cst_lt): Use comparison operators instead
8393 of wi:: comparisons.
8394 (tree_int_cst_le): Likewise.
8395 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8396 (fold_nonarray_ctor_reference): Likewise.
8397 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8398 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8399 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8400 * tree-sra.c (completely_scalarize): Likewise.
8401 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8402 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8403 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8404 (check_for_binary_op_overflow): Likewise.
8405 (search_for_addr_array): Likewise.
8406 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8408 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8410 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8411 (arc_save_restore): Likewise.
8412 (arc_dwarf_register_span): Likewise.
8413 (arc_output_pic_addr_const): Initialize suffix variable.
8415 2016-05-02 Martin Liska <mliska@suse.cz>
8417 * symbol-summary.h (function_summary::function_summary):
8418 Remove checking assert for all cgraph nodes.
8419 (function_summary::get): Check summary_uid.
8420 (symtab_insertion): Check summary_uid.
8422 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8424 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8425 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8427 (arc_dwarf_register_span): Remove enum keyword.
8428 (compact_memory_operand_p): New function.
8429 * config/arc/arc.h (reg_class): Add code density register classes.
8430 (REG_CLASS_NAMES): Likewise.
8431 (REG_CLASS_CONTENTS): Likewise.
8432 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8433 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8434 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8435 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8436 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8438 (h, Rcd, Rsd, Rzd): New register constraints.
8439 (T): Use compact_memory_operand_p function.
8440 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8442 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8444 * config/sh/sh.md (*negnegt, *movtt): Remove.
8446 2016-05-02 Marek Polacek <polacek@redhat.com>
8447 Tom de Vries <tom@codesourcery.com>
8449 PR tree-optimization/70700
8450 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8451 bigger than FIRST_REF_NODE.
8453 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8456 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8458 (prepare_cbranch_operands): Don't use scratch register. Assume that
8459 function is used when pseudos can be created.
8460 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8461 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8462 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8463 define_expand. Allow it only when pseudos can be created.
8464 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8466 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8468 * config/i386/constraints.md (BC): Only allow -1 operands.
8469 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8470 Add "enabled" attribute. Update XI mode attribute calculation.
8471 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8472 (*movoi_internal_avx): Update XI mode attribute calculation.
8473 (*movti_internal): Ditto.
8475 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8477 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8478 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8480 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8482 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8483 statement on instruction code. Remove trailing spaces.
8484 (altivec_expand_stv_builtin): Likewise.
8486 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8488 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8489 (TARGET_FPU_DOUBLE): Simplify.
8490 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8491 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8492 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8493 with 'TARGET_FPU_DOUBLE'.
8494 * config/sh/sh.md: Likewise.
8496 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8498 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8499 SH_DIV_STR_FOR_SIZE): Remove.
8500 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8501 SH_DIV_STR_FOR_SIZE): Remove.
8503 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8505 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8506 logical_reg_operand): Delete.
8507 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8508 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8509 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8510 match_operand and match_test.
8511 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8512 variables on their first use. Return bool values.
8513 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8514 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8515 arith_reg_operand for input operand. Remove empty constraints.
8517 (*xorsi3_compact): Rename to xorsi3.
8518 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8519 (*zero_extend<mode>si2_disp_mem): Update comment.
8522 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8524 * config/sh/t-sh: Remove SH5 support.
8525 * config.gcc: Likewise.
8526 * configure: Likewise.
8528 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8530 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8532 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8534 * config/sh/sh.c (register_sh_passes, sh_option_override,
8535 sh_print_operand, prepare_move_operands,
8536 sh_can_follow_jump): Remove TARGET_SH1 checks.
8537 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8538 PROMOTE_MODE): Likewise.
8539 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8542 2016-04-30 Alan Modra <amodra@gmail.com>
8544 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8545 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8546 Check for user regs later to avoid unnecessary looping over regs.
8547 Merge user reg check with non-saved reg check. Don't force
8548 inline VR restore when static chain used.
8549 (rs6000_frame_related): Omit eh_frame info for user regs when
8551 (fixed_regs_p): Delete.
8553 2016-04-30 Alan Modra <amodra@gmail.com>
8555 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8556 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8559 2016-04-30 Alan Modra <amodra@gmail.com>
8562 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8563 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8566 2016-04-30 Alan Modra <amodra@gmail.com>
8568 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8569 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8570 flag_pic test for Darwin.
8572 2016-04-30 Alan Modra <amodra@gmail.com>
8574 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8575 throw_calls_crossed.
8576 (REG_FREQ_CALLS_CROSSED): Delete.
8577 (REG_N_THROWING_CALLS_CROSSED): Delete.
8578 * regstat.c (regstat_bb_compute_ri): Don't calculate
8579 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8580 (dump_reg_info): Don't print call cross frequency.
8581 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8582 and REG_N_THROWING_CALLS_CROSSED.
8584 2016-04-30 Alan Modra <amodra@gmail.com>
8586 * regs.h (struct reg_info_t): Delete live_length.
8587 (REG_LIVE_LENGTH): Delete macro.
8588 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8589 local_live, local_processed and local_live_last_luid params.
8590 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8592 (regstat_compute_ri): Adjust for above. Don't set
8594 (dump_reg_info): Don't print live length.
8595 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8596 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8597 Localize loop_depth var.
8599 2016-04-30 Alan Modra <amodra@gmail.com>
8601 * ira.c (enum valid_equiv): New.
8602 (validate_equiv_mem): Return enum.
8603 (update_equiv_mem): Create replacement in more cases.
8604 (add_store_equivs): Update validate_equiv_mem call.
8606 2016-04-30 Alan Modra <amodra@gmail.com>
8608 * ira.c (combine_and_move_insns): Rather than scanning insns,
8609 use DF infrastucture to find use and def insns.
8611 2016-04-30 Alan Modra <amodra@gmail.com>
8613 ira.c (combine_and_move_insns): Move invariant conditions..
8614 (ira.c): ..to here. Call combine_and_move_insns before
8615 add_store_equivs. Call grow_reg_equivs later. Allocate
8616 req_equiv later using max_reg_num() rather than global max_regno.
8617 (contains_replace_regs): Delete.
8618 (add_store_equivs): Remove contains_replace_regs test.
8620 2016-04-30 Alan Modra <amodra@gmail.com>
8622 * ira.c (struct equiv_mem_data): New.
8623 (equiv_mem, equiv_mem_modified): Delete static vars.
8624 (validate_equiv_mem_from_store): Use "data" param to communicate..
8625 (validate_equiv_mem): ..from here.
8627 2016-04-30 Alan Modra <amodra@gmail.com>
8629 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8631 (update_reg_equivs): ..here. Move allocation and freeing of
8632 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8633 end_alias_analysis to..
8636 2016-04-30 Alan Modra <amodra@gmail.com>
8638 * ira.c (pdx_subregs): Delete.
8639 (struct equivalence): Add pdx_subregs field.
8640 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8642 (update_equiv_regs): Don't create or free pdx_subregs. Update
8645 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8647 * config/rs6000/altivec.h: Change definitions of vec_xl and
8649 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8650 (LD_ELEMREV_V2DI): New.
8651 (LD_ELEMREV_V4SF): New.
8652 (LD_ELEMREV_V4SI): New.
8653 (LD_ELEMREV_V8HI): New.
8654 (LD_ELEMREV_V16QI): New.
8655 (ST_ELEMREV_V2DF): New.
8656 (ST_ELEMREV_V2DI): New.
8657 (ST_ELEMREV_V4SF): New.
8658 (ST_ELEMREV_V4SI): New.
8659 (ST_ELEMREV_V8HI): New.
8660 (ST_ELEMREV_V16QI): New.
8663 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8664 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8665 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8666 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8667 (altivec_expand_builtin): Add handling for
8668 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8669 (rs6000_invalid_builtin): Add error-checking for
8670 RS6000_BTM_P9_VECTOR.
8671 (altivec_init_builtins): Define builtins used to implement vec_xl
8673 (rs6000_builtin_mask_names): Define power9-vector.
8674 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8675 (RS6000_BTM_P9_VECTOR): Define.
8676 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8677 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8678 (vsx_ld_elemrev_v2df): Likewise.
8679 (vsx_ld_elemrev_v4sf): Likewise.
8680 (vsx_ld_elemrev_v4si): Likewise.
8681 (vsx_ld_elemrev_v8hi): Likewise.
8682 (vsx_ld_elemrev_v16qi): Likewise.
8683 (vsx_st_elemrev_v2df): Likewise.
8684 (vsx_st_elemrev_v2di): Likewise.
8685 (vsx_st_elemrev_v4sf): Likewise.
8686 (vsx_st_elemrev_v4si): Likewise.
8687 (vsx_st_elemrev_v8hi): Likewise.
8688 (vsx_st_elemrev_v16qi): Likewise.
8689 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8692 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8694 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8696 (simplify_control_stmt_condition_1): ... here. Recurse into
8697 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8699 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8702 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8703 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8704 define_insn_and_split to define_insn.
8705 (zero_extendqi<mode>2_dot2): Same.
8706 (extendqi<mode>2_dot): Same.
8707 (extendqi<mode>2_dot2): Same.
8709 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8711 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8712 (probe_stack): New expander.
8713 (probe_stack_<mode>): New insn pattern.
8715 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8717 * config/i386/i386.md
8718 (operations with memory inputs setting flags peephole2):
8719 Remove uneeded REG_P checks. Cleanup pattern generation.
8721 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8723 * tree-vect-loop.c (vect_transform_loop): Fix
8724 nb_iterations_upper_bound computation for vectorized loop.
8726 2016-04-29 Marek Polacek <polacek@redhat.com>
8727 Jakub Jelinek <jakub@redhat.com>
8730 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8731 TARGET_EXPR_SLOT as a base.
8733 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8735 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8736 with 'rCm2' constraints to limit possible immediate size.
8737 (*load_zeroextendqisi_update): Likewise.
8738 (*load_signextendqisi_update): Likewise.
8739 (*loadhi_update): Likewise.
8740 (*load_zeroextendhisi_update): Likewise.
8741 (*load_signextendhisi_update): Likewise.
8742 (*loadsi_update): Likewise.
8743 (*loadsf_update): Likewise.
8745 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8747 * config/i386/predicates.md (constm1_operand): Fix comparison.
8749 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8751 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8753 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8755 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8756 remaining SH5 related settings.
8757 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8758 shmedia_prepare_call_address): Delete.
8759 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8760 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8761 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8762 UNSUPPORTED_SH2A): Remove m5 checks.
8763 (sh_divide_strategy_e): Remove SH5 division strategies.
8764 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8765 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8767 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8769 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8771 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8773 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8774 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8776 * config/s390/vector.md ("mov<mode>"): Likewise.
8778 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8780 * config/s390/constraints.md ("U", "W"): Invoke
8781 s390_mem_constraint with "ZR" and "ZT".
8782 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8783 addresses when using LRA. Accept also short displacements for S
8784 and T constraints. Do not check for long displacement target for
8785 S and T constraints.
8786 (s390_mem_constraint): Remove handling of U and W constraints.
8787 * config/s390/s390.md (various patterns): Remove the short
8788 displacement constraints (Q and R) if a long displacement
8789 constraint is present. Add longdisp as required CPU capability.
8790 * config/s390/vector.md: Likewise.
8791 * config/s390/vx-builtins.md: Likewise.
8793 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8796 * reload1.c (reload): Call finish_spills before
8797 restarting reload loop. Skip select_reload_regs
8798 if update_eliminables_and_spill returns true.
8800 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8802 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8803 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8804 (umulhisi3_imm): Update predicates and constraint letters.
8805 (umulhisi3_reg): Declare instruction as commutative.
8806 * config/arc/constraints.md (J12, J16): New constraints.
8807 * config/arc/predicates.md (short_unsigned_const_operand): New
8809 (arc_short_operand): Likewise.
8810 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8812 2016-04-29 Richard Biener <rguenther@suse.de>
8814 PR tree-optimization/13962
8815 PR tree-optimization/65686
8816 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8817 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8818 using PTA to compare pointers.
8819 * match.pd: Add pattern for pointer equality compare simplification
8820 using ptrs_compare_unequal.
8822 2016-04-29 Richard Biener <rguenther@suse.de>
8824 * stor-layout.c (layout_type): Do not build a pointer-to-element
8827 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8830 Use SWI mode iterator. Use general_reg_operand predicate.
8831 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8832 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8835 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8838 * fold-const.c (operand_equal_p): Don't verify hash value equality
8840 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8843 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8846 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8847 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8848 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8849 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8850 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8852 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8854 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8855 to info. Don't initialize separate fields to 0. Clean up
8858 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8860 * config/i386/i386.md (peephole2s for operations with memory inputs):
8861 Use SWI mode iterator.
8862 (peephole2s for operations with memory outputs): Ditto.
8863 Do not check for stack checking probe.
8865 (probe_stack): Remove expander.
8867 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8868 Andrew Burgess <andrew.burgess@embecosm.com>
8870 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8871 operands as 32-bits.
8873 2016-04-28 Jason Merrill <jason@redhat.com>
8875 * gdbinit.in: Skip line-map.h.
8877 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8878 Andrew Burgess <andrew.burgess@embecosm.com>
8880 * config/arc/arc.c (arc_conditional_register_usage): Take
8881 TARGET_RRQ_CLASS into account.
8882 (arc_print_operand): Support printing 'p' and 's' operands.
8883 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8885 (TARGET_RRQ_CLASS): Define.
8886 (IS_POWEROF2_OR_0_P): Define.
8887 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8889 (*tst_movb): New define_insn.
8890 (*tst): Avoid recognition if it could prevent '*tst_movb'
8891 combination; replace c/CnL with c/Chs alternative.
8892 (*tst_bitfield_tst): New define_insn.
8893 (*tst_bitfield_asr): New define_insn.
8894 (*tst_bitfield): New define_insn.
8895 (andsi3_i): Add Rrq variant.
8896 (extzv): New define_expand.
8897 (insv): New define_expand.
8898 (*insv_i): New define_insn.
8899 (*movb): New define_insn.
8900 (*movb_signed): New define_insn.
8901 (*movb_high): New define_insn.
8902 (*movb_high_signed): New define_insn.
8903 (*movb_high_signed + 1): New define_split pattern.
8904 (*mrgb): New define_insn.
8905 (*mrgb + 1): New define_peephole2 pattern.
8906 (*mrgb + 2): New define_peephole2 pattern.
8907 * config/arc/arc.opt (mbitops): New option for nps400, uses
8908 TARGET_NPS_BITOPS_DEFAULT.
8909 * config/arc/constraints.md (q): Make register class conditional.
8910 (Rrq): New register constraint.
8911 (Chs): New constraint.
8912 (Clo): New constraint.
8913 (Chi): New constraint.
8914 (Cbf): New constraint.
8915 (Cbn): New constraint.
8916 (C18): New constraint.
8917 (Cbi): New constraint.
8919 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8921 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8923 (bitmap_intersection_of_preds): Ditto.
8924 (bitmap_union_of_succs): Ditto.
8925 (bitmap_union_of_preds): Ditto.
8926 * sbitmap.c (do_popcount): Delete.
8927 (BITMAP_DEBUGGING): Delete.
8928 (sbitmap_verify_popcount): Delete.
8929 (sbitmap_alloc): Don't initialize the popcount field.
8930 (sbitmap_alloc_with_popcount): Delete.
8931 (sbitmap_resize): Don't resize the popcount array.
8932 (sbitmap_vector_alloc): Don't initialize the popcount field.
8933 (bitmap_copy): Don't copy the popcount array.
8934 (bitmap_clear): Don't clear the popcount array.
8935 (bitmap_clear): Delete the popcount array handling.
8936 (bitmap_ior_and_compl): Delete the popcount assert.
8937 (bitmap_not): Ditto.
8938 (bitmap_and_compl): Ditto.
8939 (bitmap_and): Delete the popcount array handling.
8940 (bitmap_xor): Ditto.
8941 (bitmap_ior): Ditto.
8942 (bitmap_or_and): Delete the popcount assert.
8943 (bitmap_and_or): Ditto.
8944 (popcount_table): Delete.
8945 (sbitmap_elt_popcount): Delete.
8946 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8947 (bitmap_set_bit): Delete the popcount assert.
8948 (bitmap_clear_bit): Ditto.
8949 (sbitmap_free): Don't free the popcount array.
8950 (sbitmap_alloc_with_popcount): Delete declaration.
8951 (sbitmap_popcount): Ditto.
8953 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8954 Andrew Burgess <andrew.burgess@embecosm.com>
8956 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8957 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8958 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8959 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8960 * config/arc/arc.opt (mcmem): New option.
8961 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8962 supply length for r/m alternative.
8963 (*extendqisi2_ac): Likewise.
8964 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8966 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8967 (movhi_insn): Likewise.
8968 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8969 (*zero_extendqihi2_i): Add r/Ucm alternative.
8970 (*zero_extendqisi2_ac): Likewise.
8971 (*zero_extendhisi2_i): Likewise.
8972 * config/arc/constraints.md (Uex): New memory constraint.
8973 (Ucm): New define_constraint.
8974 * config/arc/predicates.md (long_immediate_loadstore_operand):
8975 Return 0 for MEM with cmem_address address.
8976 (cmem_address_0): New predicates.
8977 (cmem_address_1): Likewise.
8978 (cmem_address_2): Likewise.
8979 (cmem_address): Likewise.
8981 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8983 * config/rs6000/rs6000.c (machine_function): Rename
8984 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8985 (rs6000_stack_info): Adjust.
8987 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8988 Andrew Burgess <andrew.burgess@embecosm.com>
8990 * config/arc/constraints.md (Usd): Convert to define_constraint.
8994 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8997 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8998 Add new peephole2 where the first insn is *mov<mode>_or instead of
8999 *mov<mode>_internal.
9001 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
9003 * tracer.c (bb_seen): Make static.
9005 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
9007 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
9008 support, setup defaults.
9009 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
9010 * config/arc/arc.c (arc_init): Add NPS400 support.
9011 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
9012 (TARGET_ARC700): NPS400 is also an ARC700.
9013 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
9015 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
9018 * config/nds32/nds32.md (casesi): Don't access the operands array
9021 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9023 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
9024 (or $-1,reg peephole2): Ditto.
9025 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
9027 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
9029 * doc/extend.texi (Common Function Attributes) [optimize]:
9030 Discourage use of the optimize attribute.
9032 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
9034 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
9035 special case builtin.
9036 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
9037 ALTIVEC_BUILTIN_VEC_ADDE.
9038 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
9039 support for ALTIVEC_BUILTIN_VEC_ADDE.
9040 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
9041 for __builtin_vec_adde.
9043 2016-04-28 Jakub Jelinek <jakub@redhat.com>
9045 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
9046 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
9048 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9051 * doc/sourcebuild.texi (Effective-Target Keywords, Other
9052 attributes): Document cilkplus_runtime.
9054 2016-04-28 Martin Jambor <mjambor@suse.cz>
9056 * tree-cfg.c (verify_expr): Verify that local declarations belong to
9057 this function. Call verify_expr on MEM_REFs and bases of other
9060 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9062 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
9063 for WORD_REGISTER_OPERATIONS to runtime check.
9065 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9067 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
9069 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9071 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
9072 big-endian compilation.
9073 * config/arc/arc.md (addf3): Likewise.
9077 2016-04-28 Richard Biener <rguenther@suse.de>
9079 PR tree-optimization/70840
9080 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
9081 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
9082 Mark x * pow(x,c) -> pow(x,c+1) commutative.
9083 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
9085 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9087 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
9088 and explain why in a comment.
9090 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9092 * config/arc/arc.md (cpu_facility): Add fpx variant.
9093 (subdf3): Prohibit use reverse sub when assist operations option
9095 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
9096 instructions only when FPX is enabled.
9097 * testsuite/gcc.target/arc/trsub.c: New test.
9099 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9101 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
9102 mult_operator when calculating "type" attribute.
9103 (*fop_<mode>_1_i387): Ditto.
9104 (*fop_xf_1_i387): Ditto.
9105 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
9106 Use std::swap to swap operands. Use RTL expressions to generate
9109 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9110 Joern Rennecke <joern.rennecke@embecosm.com>
9112 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
9114 (emit_pic_move): Remove.
9115 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
9116 * config/arc/arc.c (emit_pic_move): Removed.
9117 (TARGET_HAVE_TLS): Define.
9118 (arc_conditional_register_usage): Test for arc_tp_regno.
9119 (arc_print_operand, arc_print_operand_address): Handle TLS
9121 (arc_needs_pcl_p): New function.
9122 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
9123 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
9124 (arc_raw_symbolic_reference_mentioned_p): Likewise.
9125 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
9126 (arc_legitimize_tls_address): Likewise.
9127 (DTPOFF_ZERO_SYM): Define.
9128 (arc_legitimize_pic_address): Make it static, handle TLS cases.
9129 (arc_output_pic_addr_const): Print TLS unspecs.
9130 (prepare_pic_move): New function, replaces emit_pic_move.
9131 (arc_legitimate_constant_p): Handle TLS unspecs.
9132 (arc_legitimate_address_p): Likewise.
9133 (arc_rewrite_small_data_p): Use assert for TLS constants.
9134 (prepare_move_operands): Use prepare_pic_move.
9135 (arc_legitimize_address): Legitimize tls addresses.
9136 (arc_epilogue_uses): Check for arc_tp_regno.
9137 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
9138 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
9140 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
9142 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
9143 %(arc_tls_extra_start_spec).
9144 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
9145 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
9147 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
9148 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9149 (UNSPEC_TLS_OFF): Add.
9151 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9152 (get_thread_pointersi): New patterns.
9153 * config/arc/arc.opt (mtp-regno): New option.
9154 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9155 (move_dest_operand): Likewise.
9156 * configure: Regenerate.
9157 * configure.ac: Add arc*-*-* case to test for tls.
9158 * doc/invoke.texi (ARC options): Document mtp-regno.
9160 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9162 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9163 the new ARC HS SIMD instructions.
9164 (arc_preferred_simd_mode): New function.
9165 (arc_autovectorize_vector_sizes): Likewise.
9166 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9167 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9168 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9169 (arc_init_builtins): Add new SIMD builtin types.
9170 (arc_split_move): Handle 64 bit vector moves.
9171 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9172 (TARGET_PLUS_QMACW): Define.
9173 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9174 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9175 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9176 (VSUBADD4H): New builtins.
9177 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9178 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9180 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9181 Matthias Klose <doko@debian.org>
9183 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9185 2016-04-28 Richard Biener <rguenther@suse.de>
9188 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9191 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9193 * common/config/sh/sh-common.c: Remove SH5 support.
9194 * config/sh/constraints.md: Likewise.
9195 * config/sh/config/sh/elf.h: Likewise.
9196 * config/sh/linux.h: Likewise.
9197 * config/sh/netbsd-elf.h: Likewise.
9198 * config/sh/predicates.md: Likewise.
9199 * config/sh/sh-c.c: Likewise.
9200 * config/sh/sh-protos.h: Likewise.
9201 * config/sh/sh.c: Likewise.
9202 * config/sh/sh.h: Likewise.
9203 * config/sh/sh.md: Likewise.
9204 * config/sh/sh.opt: Likewise.
9205 * config/sh/sync.md: Likewise.
9206 * config/sh/sh64.h: Delete.
9207 * config/sh/shmedia.h: Likewise.
9208 * config/sh/shmedia.md: Likewise.
9209 * config/sh/sshmedia.h: Likewise.
9210 * config/sh/t-netbsd-sh5-64: Likewise.
9211 * config/sh/t-sh64: Likewise.
9212 * config/sh/ushmedia.h: Likewise.
9214 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9216 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9217 general_reg_operand instead of register_operand predicate.
9219 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9221 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9223 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9225 * match.pd (A - B > A, A + B < A): New transformations.
9227 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9229 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9230 which defaults to true. Emit an outer pair of parentheses only if
9231 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9232 don't emit parentheses for the right-hand operand.
9234 2016-04-27 Jeff Law <law@redhat.com>
9236 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9238 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9240 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9241 (altivec_lvx_<mode>_internal): Document.
9242 (altivec_lvx_<mode>_2op): New define_insn.
9243 (altivec_lvx_<mode>_1op): Likewise.
9244 (altivec_lvx_<mode>_2op_si): Likewise.
9245 (altivec_lvx_<mode>_1op_si): Likewise.
9246 (altivec_stvx_<mode>): Remove.
9247 (altivec_stvx_<mode>_internal): Document.
9248 (altivec_stvx_<mode>_2op): New define_insn.
9249 (altivec_stvx_<mode>_1op): Likewise.
9250 (altivec_stvx_<mode>_2op_si): Likewise.
9251 (altivec_stvx_<mode>_1op_si): Likewise.
9252 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9253 Expand vec_ld and vec_st during parsing.
9254 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9256 (altivec_expand_stvx_be): Likewise.
9257 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9258 address-masking behavior in RTL.
9259 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9260 address-masking behavior in RTL.
9261 (altivec_expand_builtin): Change builtin code arguments for calls
9262 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9263 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9264 presence of lvx/stvx patterns.
9265 (alignment_with_canonical_addr): New function.
9266 (alignment_mask): Likewise.
9267 (find_alignment_op): Likewise.
9268 (recombine_lvx_pattern): Likewise.
9269 (recombine_stvx_pattern): Likewise.
9270 (recombine_lvx_stvx_patterns): Likewise.
9271 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9272 stvx patterns from expand.
9273 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9275 (vector_altivec_store_<mode>): Likewise.
9277 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9279 * config/aarch64/aarch64.md
9280 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9281 remove the "fp" attributes.
9282 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9283 add the "simd" attributes.
9284 (*movdf_aarch64): Likewise.
9285 (*movtf_aarch64): Remove the "fp" attributes.
9286 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9287 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9289 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9291 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9292 rtx to rtx_code_label *.
9293 * rtl.h (maybe_set_first_label_num): Likewise.
9295 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9297 * df-core.c (df_add_problem): Make the problem param be const.
9298 (df_remove_problem): Make local "problem" be const.
9299 * df-problems.c (problem_RD): Make const.
9300 (problem_LR): Likewise.
9301 (problem_LIVE): Likewise.
9302 (problem_MIR): Likewise.
9303 (problem_CHAIN): Likewise.
9304 (problem_WORD_LR): Likewise.
9305 (problem_NOTE): Likewise.
9306 (problem_MD): Likewise.
9307 * df-scan.c (problem_SCAN): Likewise.
9308 * df.h (struct df_problem): Make field "dependent_problem" be
9310 (struct dataflow): Likewise for field "problem".
9311 (df_add_problem): Make param const.
9313 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9315 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9316 inter-unit moves to/from vector registers are enabled. Do not disable
9319 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9321 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9322 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9324 (enum df_problem_id): ...this new enum.
9325 (struct df_problem): Convert field "id" from "int" to
9328 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9330 * rtl.def: Update comment for "things in the instruction chain" to
9331 reflect the removal of the leading "i" field for INSN_UID in
9332 r210360. Fix bogus apostrophe.
9334 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9336 * config/i386/i386.md
9337 (lea arith with mem operand + setcc peephole2): Set operator mode.
9339 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9342 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9343 (dimode_scalar_to_vector_candidate_p): This.
9344 (timode_scalar_to_vector_candidate_p): New function.
9345 (scalar_to_vector_candidate_p): Likewise.
9346 (timode_check_non_convertible_regs): Likewise.
9347 (timode_remove_non_convertible_regs): Likewise.
9348 (remove_non_convertible_regs): Likewise.
9349 (remove_non_convertible_regs): Renamed to ...
9350 (dimode_remove_non_convertible_regs): This.
9351 (scalar_chain::~scalar_chain): Make it virtual.
9352 (scalar_chain::compute_convert_gain): Make it pure virtual.
9353 (scalar_chain::mark_dual_mode_def): Likewise.
9354 (scalar_chain::convert_insn): Likewise.
9355 (scalar_chain::convert_registers): Likewise.
9356 (scalar_chain::add_to_queue): Make it protected.
9357 (scalar_chain::emit_conversion_insns): Likewise.
9358 (scalar_chain::replace_with_subreg): Likewise.
9359 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9360 (scalar_chain::convert_op): Likewise.
9361 (scalar_chain::convert_reg): Likewise.
9362 (scalar_chain::make_vector_copies): Likewise.
9363 (scalar_chain::convert_registers): New pure virtual function.
9364 (class dimode_scalar_chain): New class.
9365 (class timode_scalar_chain): Likewise.
9366 (scalar_chain::mark_dual_mode_def): Renamed to ...
9367 (dimode_scalar_chain::mark_dual_mode_def): This.
9368 (timode_scalar_chain::mark_dual_mode_def): New function.
9369 (timode_scalar_chain::convert_insn): Likewise.
9370 (dimode_scalar_chain::convert_registers): Likewise.
9371 (scalar_chain::compute_convert_gain): Renamed to ...
9372 (dimode_scalar_chain::compute_convert_gain): This.
9373 (scalar_chain::replace_with_subreg): Renamed to ...
9374 (dimode_scalar_chain::replace_with_subreg): This.
9375 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9376 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9377 (scalar_chain::make_vector_copies): Renamed to ...
9378 (dimode_scalar_chain::make_vector_copies): This.
9379 (scalar_chain::convert_reg): Renamed to ...
9380 (dimode_scalar_chain::convert_reg ): This.
9381 (scalar_chain::convert_op): Renamed to ...
9382 (dimode_scalar_chain::convert_op): This.
9383 (scalar_chain::convert_insn): Renamed to ...
9384 (dimode_scalar_chain::convert_insn): This.
9385 (scalar_chain::convert): Call convert_registers.
9386 (convert_scalars_to_vector): Change to scalar_chain pointer to
9387 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9388 in 32-bit mode. Delete scalar_chain pointer. Call
9389 free_dominance_info in 64-bit mode.
9390 (pass_stv::gate): Remove TARGET_64BIT check.
9391 (ix86_option_override): Put the 64-bit STV pass before the CSE
9394 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9396 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9397 dw_loc_frame_offset field.
9398 * dwarf2out.c (new_loc_descr): Likewise.
9399 (resolve_args_picking_1): Turn the VISITED hash set into a
9400 FRAME_OFFSET hash map. Use it to associate a frame offset to
9401 visited nodes. Remove uses of the CHECKING_P macro.
9402 (resolve_args_picking): Update call to resolve_args_picking_1.
9404 2016-04-27 Martin Liska <mliska@suse.cz>
9406 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9407 (free_loop_data): Release vuses of groups.
9409 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9411 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9412 instead of redundant use_id and boolean have_use_for.
9413 (struct iv_use): Change sub_id into group_id. Remove field next.
9414 Move fields: related_cands, n_map_members, cost_map and selected
9416 (struct iv_group): ... here. New structure.
9417 (struct iv_common_cand): Use structure declaration directly.
9418 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9419 (MAX_CONSIDERED_USES): Rename macro to ...
9420 (MAX_CONSIDERED_GROUPS): ... here.
9421 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9422 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9423 (dump_uses): Rename to ...
9424 (dump_groups): ... here. Update all uses.
9425 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9426 (find_induction_variables): Refactor format of dump information.
9427 (record_sub_use): Delete.
9428 (record_use): Update all uses.
9429 (record_group): New function.
9430 (record_group_use, find_interesting_uses_op): Call above functions.
9432 (find_interesting_uses_cond): Ditto.
9433 (group_compare_offset): New function.
9434 (split_all_small_groups): Rename to ...
9435 (split_small_address_groups_p): ... here. Update all uses.
9436 (split_address_groups): Update all uses.
9437 (find_interesting_uses): Refactor format of dump information.
9438 (add_candidate_1): Update all uses. Remove redundant check on iv,
9440 (add_candidate, record_common_cand): Remove redundant assert.
9441 (add_iv_candidate_for_biv): Update use.
9442 (add_iv_candidate_derived_from_uses): Update all uses.
9443 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9444 (alloc_use_cost_map): Ditto.
9445 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9446 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9447 (determine_use_iv_cost_generic): Ditto.
9448 (determine_group_iv_cost_generic): Ditto.
9449 (determine_use_iv_cost_address): Ditto.
9450 (determine_group_iv_cost_address): Ditto.
9451 (determine_use_iv_cost_condition): Ditto.
9452 (determine_group_iv_cost_cond): Ditto.
9453 (determine_use_iv_cost): Ditto.
9454 (determine_group_iv_cost): Ditto.
9455 (set_autoinc_for_original_candidates): Update all uses.
9456 (find_iv_candidates): Update all uses. Refactor dump information.
9457 (determine_use_iv_costs): Ditto.
9458 (determine_iv_costs): Ditto.
9459 (iv_ca_cand_for_use): Rename to ...
9460 (iv_ca_cand_for_group): ... here. Update all uses.
9461 (iv_ca_add_use, iv_ca_add_group): Ditto.
9462 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9463 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9464 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9465 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9466 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9467 (create_new_iv, adjust_iv_update_pos): Ditto.
9468 (rewrite_use_address): Delete.
9469 (rewrite_use_address_1): Rename to ...
9470 (rewrite_use_address): ... here.
9471 (rewrite_use_compare): Update all uses.
9472 (rewrite_use): Delete.
9473 (rewrite_uses): Rename to ...
9474 (rewrite_groups): ... here. Update all uses.
9475 (remove_unused_ivs, free_loop_data): Update all uses.
9476 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9478 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9480 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9481 for WORD_REGISTER_OPERATIONS to runtime check.
9483 2016-04-27 Richard Biener <rguenther@suse.de>
9486 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9487 aggregate_value_p to determine if a function result is
9488 returned by reference.
9489 (ipa_pta_execute): Functions having their address taken are
9490 not automatically nonlocal.
9492 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9495 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9496 * fold-const.c (operand_equal_p): If flag_checking and
9497 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9498 and if it returns non-zero, assert iterative_hash_expr on both
9501 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9503 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9505 2016-04-27 Nick Clifton <nickc@redhat.com>
9508 * varasm.c (merge_weak): Generate an error if an attempt is made
9509 to convert a non-weak static function into a weak, public function.
9511 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9513 * params.def (MAX_PARTITION_SIZE): New param.
9514 * doc/invoke.texi: Document lto-max-partition.
9516 2016-04-27 Richard Biener <rguenther@suse.de>
9519 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9520 function cummulating used_from_other_partition, externally_visible
9521 and force_output from aliases.
9522 (refered_from_nonlocal_var): Likewise.
9523 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9524 node flags properly.
9526 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9528 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9529 (-Wmemset-elt-size): New item.
9531 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9534 * stor-layout.h (internal_reference_types): Delete.
9535 * stor-layout.c (reference_types_internal): Likewise.
9536 (internal_reference_types): Likewise.
9537 (layout_type) <REFERENCE_TYPE>: Adjust.
9539 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9542 * tree.h (inchash::add_expr): Add FLAGS argument.
9543 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9544 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9545 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9546 Formatting fix. Adjust recursive calls. For tcc_comparison,
9547 if swap_tree_comparison (code) is smaller than code, hash that
9548 and arguments in the other order. Hash CONVERT_EXPR the same
9549 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9550 of ADDR_EXPR of decl as the decl itself. Add or remove
9551 OEP_ADDRESS_OF from recursive flags as needed. For
9552 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9553 operands commutatively and only the third one normally.
9554 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9556 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9558 * config/rtems.h (LIB_SPEC): Add -latomic.
9560 2016-04-27 Joel Sherrill <joel@rtems.org>
9562 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9563 xilink.ld and flags not relevant to RTEMS.
9565 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9567 * toplev.c (backend_init_target): Avoid calling init_reload when using
9570 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9572 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9573 for loops rather than one for the whole function.
9575 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9577 * match.pd (X + CST CMP X): New transformation.
9579 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9581 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9582 * fold-const.c (fold_binary_loc): Remove 2 transformations
9583 superseded by match.pd.
9584 * match.pd (x+x -> x*2): Generalize to integers.
9586 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9588 * config/i386/i386.md (operation on memory peephole): Duplicate an
9589 existing peephole and adapt it to match lea rather than an operation
9592 PR rtl-optimization/57193
9593 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9595 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9597 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9599 * tree-if-conv.c (any_pred_load_store): New static variable.
9600 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9601 any_pred_load_store instead of and_mask_load_store.
9602 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9603 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9604 (combine_blocks, tree_if_conversion): Ditto.
9606 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9608 PR tree-optimization/70771
9609 PR tree-optimization/70775
9610 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9611 virtual PHI nodes. Delete parameter.
9612 (if_convertible_loop_p_1): Delete argument to above function.
9613 (predicate_all_scalar_phis): Delete code handling single-argument
9615 (tree_if_conversion): Mark and update virtual SSA.
9617 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9620 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9621 (x86_elf_aligned_common): Rename to ...
9622 (x86_elf_aligned_decl_common): ... this.
9623 Add decl arg. Switch to .lbss for largecomm object. Use
9624 LARGECOMM_SECTION_ASM_OP.
9625 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9627 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9628 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9630 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9631 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9633 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9636 * config/i386/i386.c (SECTION_LARGE): Define.
9637 (x86_64_elf_select_section): Set it for large data/bss sections.
9638 Only clear SECTION_WRITE for .lrodata.
9639 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9641 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9642 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9643 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9645 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9646 * doc/tm.texi: Regenerate.
9648 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9651 * configure.ac (--enable-checking): Document extra flag, for
9652 non-release builds default to --enable-checking=yes,extra.
9653 If misc checking and extra checking, define CHECKING_P to 2 instead
9655 * common.opt (fchecking=): Add.
9656 * doc/invoke.texi (-fchecking=): Document.
9657 * doc/install.texi: Document --enable-checking changes.
9658 * configure: Regenerated.
9659 * config.in: Regenerated.
9661 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9663 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9664 attribute instead of which_alternative.
9665 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9666 Use EXT_REX_SSE_REG_P where appropriate.
9668 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9670 * config/i386/predicates.md (const0_operand): Do not match
9671 const_wide_int code.
9672 (const1_operand): Ditto.
9674 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9676 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9677 for SSE constm1 operands and TARGET_AVX512VL.
9678 (*movti_internal): Ditto.
9679 (*mov<mode>_or): Use constm1_operand predicate.
9680 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9681 for SSE vector_all_ones operands and TARGET_AVX512VL.
9682 * config/i386/predicates.md (constm1_operand): New predicate.
9683 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9684 emission of constant -1 load.
9686 2016-04-25 Jason Merrill <jason@redhat.com>
9688 * gdbinit.in: Skip is-a.h.
9690 * attribs.c (register_scoped_attributes): Fix logic.
9691 * attribs.h: Declare register_scoped_attributes.
9693 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9695 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9696 stxvd2x and stxvw4x built-in functions.
9698 2016-04-25 DJ Delorie <dj@redhat.com>
9700 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9701 (ashrhi3): Likewise.
9702 (lshrhi3): Likewise.
9704 2016-04-25 Richard Biener <rguenther@suse.de>
9706 PR tree-optimization/70780
9707 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9709 (compute_antic): Mark blocks with abnormal preds as visited as
9710 they have a final empty antic-in solution already.
9712 2016-04-25 Michael Collison <michael.collison@linaro.org>
9714 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9716 2016-04-25 Michael Collison <michael.collison@linaro.org>
9718 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9719 mode is VQI to improve mixed mode vectorization.
9720 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9721 define_insn to match low half of signed vaddw.
9722 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9723 define_insn to match high half of signed vaddw.
9724 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9725 define_insn to match low half of unsigned vaddw.
9726 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9727 define_insn to match high half of unsigned vaddw.
9728 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9729 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9730 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9732 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9733 * config/arm/predicates.md (vect_par_constant_high): Support
9734 big endian and simplify by calling
9735 arm_simd_check_vect_par_cnst_half
9736 (vect_par_constant_low): Likewise.
9738 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9740 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9741 predicate for operand 2.
9743 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9744 H.J. Lu <hongjiu.lu@intel.com>
9746 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9747 machine_mode argument.
9748 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9749 constm1_rtx operands. For VOIDmode constants, get mode from
9750 pred_mode. Check mode size if the mode is supported by ABI.
9751 (standard_sse_constant_opcode): Do not use standard_constant_p.
9752 Strictly check ABI support for all-ones operands.
9753 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9754 immediates. Update calls to standard_sse_constant_p.
9755 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9756 (ix86_rtx_costs): Ditto.
9757 * config/i386/i386.md (*movxi_internal_avx512f): Use
9758 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9759 Use (v,BC) alternative instead of (v,C). Use register_operand
9760 checks instead of MEM_P.
9761 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9762 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9763 isa attribute. Use register_operand checks instead of MEM_P.
9764 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9765 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9766 alternative and corresponding sse2 isa attribute.
9767 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9768 to standard_sse_constant_p.
9769 (FP constant splitters): Ditto.
9770 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9772 * config/i386/predicates.md (constm1_operand): Remove.
9773 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9774 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9775 vector_all_ones_operand instead of constm1_operand.
9777 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9779 * print-rtl.c (print_rtx_insn_vec): New function.
9780 * print-rtl.h: New prototype.
9781 * store-motion.c (struct st_expr): Make avail_stores a vector.
9782 (st_expr_entry): Adjust.
9783 (free_st_expr_entry): Likewise.
9784 (print_store_motion_mems): Likewise.
9785 (find_moveable_store): Likewise.
9786 (compute_store_table): Likewise.
9787 (delete_store): Likewise.
9788 (build_store_vectors): Likewise.
9790 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9792 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9794 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9796 * vec.h (vec_safe_contains): New function.
9797 (vec::contains): Likewise.
9798 (vec::begin): Likewise.
9799 (vec::end): Likewise.
9801 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9804 * cfgexpand.c (expand_stack_vars): Fix typo.
9806 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9808 * system.h (list, map, set, vector): Include conditionally.
9809 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9810 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9811 * ipa-icf.c (INCLUDE_LIST): Define.
9812 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9813 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9814 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9815 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9816 * cp/logic.cc (INCLUDE_LIST): Define.
9817 * fortran/trans-common.c (INCLUDE_MAP): Define.
9819 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9821 * auto-profile.c: Remove <string.h> include.
9822 * ipa-icf-gimple.c: Remove <list> include.
9823 * diagnostic.c: Remove <new> include.
9824 * genmatch.c: Likewise.
9825 * pretty-print.c: Likewise.
9826 * toplev.c: Likewise
9827 * c/c-objc-common.c: Likewise.
9828 * cp/error.c: Likewise.
9829 * fortran/error.c: Likewise.
9831 2016-04-22 Richard Biener <rguenther@suse.de>
9833 * lto-streamer-in.c (input_ssa_names): Do not allocate
9834 GIMPLE_NOP for all SSA names.
9835 * lto-streamer-out.c (output_ssa_names): Do not output
9836 SSA names that should have been released.
9838 2016-04-22 Richard Biener <rguenther@suse.de>
9840 PR tree-optimization/70740
9841 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9844 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9847 * config/i386/predicates.md (call_insn_operand): Replace
9848 sibcall_memory_operand with memory_operand.
9850 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9852 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9853 has_single_use() tests.
9854 (register_edge_assert_for_1): Likewise.
9855 (find_assert_locations_1): Check the liveness bitmap instead of
9856 checking has_single_use().
9858 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9861 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9862 Extract AVX-512BW constraint from AVX.
9864 2016-04-21 Richard Biener <rguenther@suse.de>
9866 PR tree-optimization/70725
9867 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9868 for phi_convertible_by_degenerating_args.
9869 (predicate_all_scalar_phis): Handle single-argument PHIs.
9871 2016-04-21 Richard Biener <rguenther@suse.de>
9874 * fold-const.c (fold_comparison): Return properly typed
9877 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9879 PR tree-optimization/70715
9880 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9881 after expanding BASE using expand_simple_operations.
9883 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9885 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9886 New transformations.
9888 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9890 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9892 2016-04-20 Jan Hubicka <jh@suse.cz>
9894 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9895 ultiimate_alias_target.
9896 (update_callee_keys): Likewise.
9897 (lookup_recursive_calls): Likewise.
9898 (speculation_useful_p): Likewise.
9900 2016-04-20 Jan Hubicka <jh@suse.cz>
9903 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9904 (set_nothrow_flag_1): ... this; handle interposition correctly;
9905 recurse on aliases and thunks.
9906 (cgraph_node::set_nothrow_flag): New.
9907 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9908 functions compiled with non-call exceptions that binds to current
9910 (propagate_nothrow): Be safe WRT interposition.
9911 * cgraph.h (set_nothrow_flag): Update prototype.
9913 2016-04-18 Jan Hubicka <jh@suse.cz>
9915 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9916 max_loop_iterations_int.
9917 (tree_unswitch_outer_loop): Likewise.
9919 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9921 PR tree-optimization/69489
9922 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9923 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9924 Revise dump message.
9925 (if_convertible_bb_p): Remove check on edge count of basic block's
9928 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9930 PR tree-optimization/56625
9931 PR tree-optimization/69489
9932 * tree-data-ref.h (DR_INNERMOST): New macro.
9933 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9934 hashing struct innermost_loop_behavior.
9935 (ref_DR_map): Remove.
9936 (innermost_DR_map): New map.
9937 (baseref_DR_map): Revise comment.
9938 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9939 to innermost_DR_map accroding to its innermost loop behavior.
9940 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9941 to its innermost loop behavior.
9942 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9943 Add initialization for innermost_DR_map. Record memory reference
9944 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9945 have innermost loop behavior.
9946 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9949 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9951 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9952 *lea_general_1. Use explicit SWI12 mode interator.
9953 (*lea<mode>_general_2): Rename from *lea_general_2.
9954 Use explicit SWI12 mode interator.
9955 (*lea<mode>_general_3): Rename from *lea_general_3.
9956 Use explicit SWI12 mode interator.
9957 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9958 Use explicit SWI12 mode interator.
9959 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9960 Use explicit SWI48 mode interator.
9962 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9964 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9965 Short-cut unaligned load and store cases. Handle all integer
9967 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9968 and store cases. Call ix86_avx256_split_vector_move_misalign
9969 directly without checking mode class.
9971 2016-04-20 Andrew Pinski <apinski@cavium.com>
9972 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9975 * config/aarch64/aarch64.md (sibcall): Force call
9976 address to be DImode for ILP32.
9977 (sibcall_value): Likewise.
9979 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9981 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9983 2016-04-20 Richard Biener <rguenther@suse.de>
9985 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9986 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9987 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9988 (maybe_push_res_to_seq): Adjust.
9989 * gimple-fold.c (maybe_build_generic_op): Likewise.
9991 2016-04-20 Marek Polacek <polacek@redhat.com>
9993 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9996 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9998 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9999 use kmovw to support AVX512F target.
10001 2016-04-20 Bin Cheng <bin.cheng@arm.com>
10003 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
10005 2016-04-20 Marek Polacek <polacek@redhat.com>
10007 PR tree-optimization/70725
10008 * tree-if-conv.c (is_false_predicate): New function.
10009 (predicate_mem_writes): Use it.
10011 2016-04-20 Richard Biener <rguenther@suse.de>
10013 PR tree-optimization/70726
10014 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
10015 shift amounts from a pattern stmt operand.
10017 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10020 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
10021 stack_restore_from_fpr pattern when restoring r15.
10022 (s390_optimize_prologue): Strip away the memory barrier in the
10023 parallel when trying to get rid of restore insns.
10024 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
10025 definition for loading the stack pointer from an FPR. Compared to
10026 the normal move insn this pattern includes a full memory barrier.
10028 2016-04-19 Jakub Jelinek <jakub@redhat.com>
10030 PR middle-end/70680
10031 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
10032 implicitly linear or lastprivate iterator on the outer context.
10034 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10036 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
10038 * config/i386/i386.md (ssememalign): Removed.
10039 * config/i386/sse.md: Remove ssememalign attribute from patterns.
10041 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
10044 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
10045 const short * to __builtin_ia32_loaddquhi512_mask.
10046 (_mm512_maskz_loadu_epi16): Likewise.
10047 (_mm512_mask_storeu_epi16): Pass short * to
10048 __builtin_ia32_storedquhi512_mask.
10049 (_mm512_mask_loadu_epi8): Pass const char * to
10050 __builtin_ia32_loaddquqi512_mask.
10051 (_mm512_maskz_loadu_epi8): Likewise.
10052 (_mm512_mask_storeu_epi8): Pass char * to
10053 __builtin_ia32_storedquqi512_mask.
10054 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
10055 const double * to __builtin_ia32_loadupd512_mask.
10056 (_mm512_mask_loadu_pd): Likewise.
10057 (_mm512_maskz_loadu_pd): Likewise.
10058 (_mm512_storeu_pd): Pass double * to
10059 __builtin_ia32_storeupd512_mask.
10060 (_mm512_mask_storeu_pd): Likewise.
10061 (_mm512_loadu_ps): Pass const float * to
10062 __builtin_ia32_loadups512_mask.
10063 (_mm512_mask_loadu_ps): Likewise.
10064 (_mm512_maskz_loadu_ps): Likewise.
10065 (_mm512_storeu_ps): Pass float * to
10066 __builtin_ia32_storeups512_mask.
10067 (_mm512_mask_storeu_ps): Likewise.
10068 (_mm512_mask_loadu_epi64): Pass const long long * to
10069 __builtin_ia32_loaddqudi512_mask.
10070 (_mm512_maskz_loadu_epi64): Likewise.
10071 (_mm512_mask_storeu_epi64): Pass long long *
10072 to __builtin_ia32_storedqudi512_mask.
10073 (_mm512_loadu_si512): Pass const int * to
10074 __builtin_ia32_loaddqusi512_mask.
10075 (_mm512_mask_loadu_epi32): Likewise.
10076 (_mm512_maskz_loadu_epi32): Likewise.
10077 (_mm512_storeu_si512): Pass int * to
10078 __builtin_ia32_storedqusi512_mask.
10079 (_mm512_mask_storeu_epi32): Likewise.
10080 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
10081 char * to __builtin_ia32_storedquqi256_mask.
10082 (_mm_mask_storeu_epi8): Likewise.
10083 (_mm256_mask_loadu_epi16): Pass const short * to
10084 __builtin_ia32_loaddquhi256_mask.
10085 (_mm256_maskz_loadu_epi16): Likewise.
10086 (_mm_mask_loadu_epi16): Pass const short * to
10087 __builtin_ia32_loaddquhi128_mask.
10088 (_mm_maskz_loadu_epi16): Likewise.
10089 (_mm256_mask_loadu_epi8): Pass const char * to
10090 __builtin_ia32_loaddquqi256_mask.
10091 (_mm256_maskz_loadu_epi8): Likewise.
10092 (_mm_mask_loadu_epi8): Pass const char * to
10093 __builtin_ia32_loaddquqi128_mask.
10094 (_mm_maskz_loadu_epi8): Likewise.
10095 (_mm256_mask_storeu_epi16): Pass short * to.
10096 __builtin_ia32_storedquhi256_mask.
10097 (_mm_mask_storeu_epi16): Pass short * to.
10098 __builtin_ia32_storedquhi128_mask.
10099 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
10100 const double * to __builtin_ia32_loadupd256_mask.
10101 (_mm256_maskz_loadu_pd): Likewise.
10102 (_mm_mask_loadu_pd): Pass onst double * to
10103 __builtin_ia32_loadupd128_mask.
10104 (_mm_maskz_loadu_pd): Likewise.
10105 (_mm256_mask_storeu_pd): Pass double * to
10106 __builtin_ia32_storeupd256_mask.
10107 (_mm_mask_storeu_pd): Pass double * to
10108 __builtin_ia32_storeupd128_mask.
10109 (_mm256_mask_loadu_ps): Pass const float * to
10110 __builtin_ia32_loadups256_mask.
10111 (_mm256_maskz_loadu_ps): Likewise.
10112 (_mm_mask_loadu_ps): Pass const float * to
10113 __builtin_ia32_loadups128_mask.
10114 (_mm_maskz_loadu_ps): Likewise.
10115 (_mm256_mask_storeu_ps): Pass float * to
10116 __builtin_ia32_storeups256_mask.
10117 (_mm_mask_storeu_ps): ass float * to
10118 __builtin_ia32_storeups128_mask.
10119 (_mm256_mask_loadu_epi64): Pass const long long * to
10120 __builtin_ia32_loaddqudi256_mask.
10121 (_mm256_maskz_loadu_epi64): Likewise.
10122 (_mm_mask_loadu_epi64): Pass const long long * to
10123 __builtin_ia32_loaddqudi128_mask.
10124 (_mm_maskz_loadu_epi64): Likewise.
10125 (_mm256_mask_storeu_epi64): Pass long long * to
10126 __builtin_ia32_storedqudi256_mask.
10127 (_mm_mask_storeu_epi64): Pass long long * to
10128 __builtin_ia32_storedqudi128_mask.
10129 (_mm256_mask_loadu_epi32): Pass const int * to
10130 __builtin_ia32_loaddqusi256_mask.
10131 (_mm256_maskz_loadu_epi32): Likewise.
10132 (_mm_mask_loadu_epi32): Pass const int * to
10133 __builtin_ia32_loaddqusi128_mask.
10134 (_mm_maskz_loadu_epi32): Likewise.
10135 (_mm256_mask_storeu_epi32): Pass int * to
10136 __builtin_ia32_storedqusi256_mask.
10137 (_mm_mask_storeu_epi32): Pass int * to
10138 __builtin_ia32_storedqusi128_mask.
10139 * config/i386/i386-builtin-types.def (PCSHORT): New.
10140 (PINT64): Likewise.
10141 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
10142 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
10143 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
10144 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
10145 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
10146 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
10147 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
10148 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10149 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10150 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10151 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10152 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10153 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10154 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10155 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10156 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10157 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10158 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10159 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10160 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10161 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10162 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10163 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10164 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10165 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10166 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10167 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10168 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10169 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10170 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10171 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10172 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10173 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10174 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10175 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10176 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10177 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10178 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10179 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10180 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10181 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10182 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10183 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10184 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10185 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10186 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10187 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10188 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10189 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10191 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10192 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10194 (ix86_expand_vector_move_misalign): Likewise.
10195 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10196 to scalar function prototype for unaligned load/store builtins.
10197 (ix86_expand_special_args_builtin): Updated.
10198 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10199 (UNSPEC_STOREU): Likewise.
10200 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10201 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10202 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10203 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10204 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10205 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10206 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10207 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10208 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10209 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10210 (<avx512>_storedqu<mode>_mask): Likewise.
10211 (*sse4_2_pcmpestr_unaligned): Likewise.
10212 (*sse4_2_pcmpistr_unaligned): Likewise.
10213 (*mov<mode>_internal): Renamed to ...
10214 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10215 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10216 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10217 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10219 2016-04-19 Richard Biener <rguenther@suse.de>
10221 PR tree-optimization/70171
10222 * tree-ssa-phiprop.c: Include stor-layout.h.
10223 (phiprop_insert_phi): Handle the aggregate copy case.
10224 (propagate_with_phi): Likewise.
10226 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10228 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10229 instead of simplify_gen_subreg (... , 0).
10230 (ix86_delegitimize_address): Ditto.
10231 (ix86_split_divmod): Ditto.
10232 (ix86_split_copysign_const): Ditto.
10233 (ix86_split_copysign_var): Ditto.
10234 (ix86_expand_args_builtin): Ditto.
10235 (ix86_expand_round_builtin): Ditto.
10236 (ix86_expand_special_args_builtin): Ditto.
10237 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10238 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10239 (udivmodqi4): Ditto.
10240 (absneg splitters): Ditto.
10241 (*jcc_bt<mode>_1): Ditto.
10243 2016-04-19 Richard Biener <rguenther@suse.de>
10245 PR tree-optimization/70724
10246 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10247 restoring out from ...
10248 (free_scc_vn): ... here.
10249 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10250 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10252 (pass_fre::execute): Restore SSA info.
10254 2016-04-19 Richard Biener <rguenther@suse.de>
10256 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10257 * gimple-walk.c (walk_gimple_op): Initialize it.
10258 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10259 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10260 remapping SSA names of defs.
10261 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10264 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10266 PR middle-end/70689
10267 * lra-constraints.c (equiv_substition_p): New.
10268 (process_alt_operands): Use it.
10269 (swap_operands): Swap it.
10270 (curr_insn_transform): Update it.
10272 2016-04-18 Michael Matz <matz@suse.de>
10274 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10275 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10276 * tree-core.h (tree_type_common.align): Use bit-field.
10277 (tree_type_common.spare): New.
10278 (tree_decl_common.off_align): Make smaller.
10279 (tree_decl_common.align): Use bit-field.
10281 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10282 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10283 (scan_sharing_clauses): Ditto.
10284 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10285 (omp_finish_file): Ditto.
10286 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10287 (layout_decl): Ditto.
10288 (relayout_decl): Ditto.
10289 (finalize_record_size): Use SET_TYPE_ALIGN.
10290 (finalize_type_size): Ditto.
10291 (finish_builtin_struct): Ditto.
10292 (layout_type): Ditto.
10293 (initialize_sizetypes): Ditto.
10294 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10295 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10296 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10297 (get_chain_field): Ditto.
10298 (get_trampoline_type): Ditto.
10299 (get_nl_goto_field): Ditto.
10300 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10302 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10303 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10304 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10305 (build_qualified_type): Use SET_TYPE_ALIGN.
10306 (build_aligned_type, build_range_type_1): Ditto.
10307 (build_atomic_base): Ditto.
10308 (build_common_tree_nodes): Ditto.
10309 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10310 (expand_one_stack_var_at): Ditto.
10311 * coverage.c (build_var): Use SET_DECL_ALIGN.
10312 * except.c (init_eh): Ditto.
10313 * function.c (assign_parm_setup_block): Ditto.
10314 * symtab.c (increase_alignment_1): Ditto.
10315 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10316 * tree-vect-stmts.c (ensure_base_align): Ditto.
10317 * varasm.c (align_variable): Ditto.
10318 (assemble_variable): Ditto.
10319 (build_constant_desc): Ditto.
10320 (output_constant_def_contents): Ditto.
10322 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10323 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10324 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10325 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10326 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10328 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10331 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10332 replace %vmovsd with "%vmovq".
10333 (vec_concatv2df): Likewise.
10335 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10337 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10338 (*vec_extractv2si_0): Ditto.
10339 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10340 (zero_extended_scalar_load_operand splitters): Ditto.
10341 (vec_extract splitters): Ditto.
10342 (*vec_extractv4si_0_zext): Ditto.
10343 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10344 and lowpart_subreg.
10345 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10346 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10347 (*sse4_1_extractps): Use lowpart_subreg.
10348 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10350 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10352 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10354 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10355 Mention Solaris 11 packaging changes.
10356 Update gas and gld requirements.
10357 Remove reference to pre-Solaris 10 bug.
10358 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10360 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10363 2016-04-17 Jan Hubicka <jh@suse.cz>
10365 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10366 max_loop_iterations_int.
10368 2016-04-18 Richard Biener <rguenther@suse.de>
10370 PR tree-optimization/43434
10371 * tree-ssa-structalias.c (struct vls_data): New.
10372 (visit_loadstore): Handle all pointer-based accesses.
10373 (compute_dependence_clique): Compute a bitmap of restrict tags
10374 assigned bases and pass it to visit_loadstore.
10376 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10379 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10380 armv8.1-a and armv8.1-a+crc.
10382 2016-04-18 Richard Biener <rguenther@suse.de>
10384 PR tree-optimization/70701
10385 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10386 references after translating through a memcpy.
10388 2016-04-18 Richard Biener <rguenther@suse.de>
10390 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10391 (compute_antic): ... here. For partial antic use regular
10392 postorder and scrap iteration.
10393 (compute_partial_antic_aux): Remove unused return value.
10394 (init_pre): Do not allocate postorder.
10395 (fini_pre): Do not free postorder.
10397 2016-04-18 Richard Biener <rguenther@suse.de>
10399 PR middle-end/37870
10400 * expmed.c (extract_bit_field_1): Remove broken case
10401 using a wider MODE_INT mode.
10403 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10405 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10406 unless compiling with at least GCC-4.8.
10408 2016-04-17 Jan Hubicka <jh@suse.cz>
10411 * graphite.c (graphite_finalize): Update call to
10412 tree_estimate_probability.
10413 * predict.h (tree_estimate_probability): Update prototype.
10415 2016-04-17 Jan Hubicka <jh@suse.cz>
10417 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10418 (tree_estimate_probability): Likewise.
10419 (pass_profile::execute): Update.
10420 (report_predictor_hitrates): New function.
10421 * profile.c (compute_branch_probabilities): Use it.
10422 * predict.h (report_predictor_hitrates): Declare.
10424 2016-04-17 Jan Hubicka <jh@suse.cz>
10427 * cgraph.h (cgraph_node::set_const_flag,
10428 cgraph_node::set_pure_flag): Update prototype to return bool;
10430 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10431 of interposable symbol are interposable, too.
10432 (cgraph_set_const_flag_1): Rename to ...
10433 (set_const_flag_1): ... this one; change to self recursive function
10434 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10435 clearnig the flag in all variants and also virtual thunks of const
10436 functions are pure; track if any change was done.
10437 (cgraph_node::set_const_flag): Update.
10438 (struct set_pure_flag_info): New struct.
10439 (cgraph_set_pure_flag_1): Rename to ...
10440 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10441 rather than pointer encoded flags; track if any changes was done;
10442 handle correctly clearning flag and setting flag of aliases already
10444 (cgraph_node::set_pure_flag): Update.
10445 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10447 2016-04-17 Tom de Vries <tom@codesourcery.com>
10450 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10451 backslash in label.
10453 2016-04-17 Tom de Vries <tom@codesourcery.com>
10455 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10456 '{}<> ' as escape-for-record.
10458 2016-04-17 Tom de Vries <tom@codesourcery.com>
10460 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10463 2016-04-17 Tom de Vries <tom@codesourcery.com>
10466 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10467 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10468 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10469 * passes.c (finish_optimization_passes): Only call
10470 finish_graph_dump_file if dfi->graph_dump_initialized.
10471 (execute_function_dump, pass_init_dump_file): Use
10472 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10474 2016-04-17 Tom de Vries <tom@codesourcery.com>
10476 PR tree-optimization/70256
10477 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10478 (debug_varmap): New function.
10480 2016-04-17 Tom de Vries <tom@codesourcery.com>
10483 * passes.c (pass_manager::register_pass): Propagate pflags.
10485 2016-04-17 Tom de Vries <tom@codesourcery.com>
10488 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10489 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10490 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10491 check if it's equal to p_start.
10492 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10494 2016-04-15 Jan Hubicka <jh@suse.cz>
10497 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10498 function does not bind to current def.
10499 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10500 handle conservatively calls to functions that does not need to bind
10502 (check_call): Update call of worse_state.
10503 (ignore_edge_for_nothrow): Update.
10504 (ignore_edge_for_pure_const): Likewise.
10505 (propagate_pure_const): Update calls to worse_state.
10506 (skip_function_for_local_pure_const): Reformat comments.
10508 2016-04-15 Jan Hubicka <jh@suse.cz>
10511 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10512 (cgraph_node::function_symbol): Likewise.
10513 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10514 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10515 (symtab_node::ultimate_alias_target): Add REF parameter.
10516 (symtab_node::binds_to_current_def_p): Declare.
10517 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10518 (cgraph_node::function_symbol): Likewise.
10519 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10520 (cgraph_node::get_availability): Likewise.
10521 (cgraph_edge::binds_to_current_def_p): New inline function.
10522 (varpool_node::get_availability): Add REF parameter.
10523 (varpool_node::ultimate_alias_target): Likewise.
10524 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10525 (symtab_node::binds_to_current_def_p): Likewise.
10526 * varpool.c (varpool_node::get_availability): Likewise.
10528 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10531 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10532 Fix mode size check.
10534 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10536 * BASE-VER: Set to 7.0.0.
10538 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10540 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10542 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10544 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10545 architecture revisions.
10547 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10549 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10550 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10551 * config/i386/i386.md (stack decrement to push peepholes): Guard
10552 with !x86_using_red_zone ().
10554 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10557 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10558 to dump_generic_node.
10559 (NIY): Pass also flags to do_niy.
10561 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10563 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10564 (simd_clone_vector_of_formal_parm_types)
10565 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10566 (simd_clone_mangle, simd_clone_create)
10567 (simd_clone_adjust_return_type, create_tmp_simd_array)
10568 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10569 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10570 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10571 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10572 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10573 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10574 * omp-simd-clone.c: ... this new file.
10575 (simd_clone_vector_of_formal_parm_types): Make it static.
10576 * Makefile.in (OBJS): Add omp-simd-clone.o.
10578 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10581 * config/i386/sse.md: Use proper memory operand modifiers.
10584 2016-04-15 Richard Biener <rguenther@suse.de>
10585 Alan Modra <amodra@gmail.com>
10587 PR tree-optimization/70130
10588 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10589 when alignment stays not the same and no not use the realign
10592 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10595 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10596 direct move handlers for KFmode. Change TFmode handlers test from
10597 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10599 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10602 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10603 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10604 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10605 * tree-ssa-live.c (remove_unused_scope_block_p): When
10606 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10607 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10608 block_ultimate_origin is FUNCTION_DECL.
10609 (remove_unused_locals): If current_function_decl is
10610 polymorphic_ctor_dtor_p, pass initial true to
10611 remove_unused_scope_block_p' is_ctor_dtor_block.
10613 2016-04-14 Martin Sebor <msebor@redhat.com>
10618 * doc/extend.texi (Variable Length): Revert.
10620 2016-04-14 Marek Polacek <polacek@redhat.com>
10621 Jan Hubicka <hubicka@ucw.cz>
10624 * tree.c (verify_type): Disable the canonical type of main variant
10627 2016-04-14 Jason Merrill <jason@redhat.com>
10629 * cfgexpand.c, expr.c: Revert previous change.
10631 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10633 PR middle-end/70643
10634 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10635 when building a mem ref for the incoming reduction variable.
10637 2016-04-14 Richard Biener <rguenther@suse.de>
10639 PR tree-optimization/70614
10640 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10641 loop if the evolution dropped to chrec_dont_know.
10642 (interpret_condition_phi): Likewise.
10644 2016-04-14 Richard Biener <rguenther@suse.de>
10646 PR tree-optimization/70623
10647 * tree-ssa-pre.c (changed_blocks): Make global ...
10648 (compute_antic): ... local here. Move and fix worklist
10649 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10650 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10651 worklist handling, dump when ANTIC_IN changed.
10652 (compute_partial_antic_aux): Remove worklist handling.
10653 (init_pre): Do not compute post dominators. Add a comment about
10654 the CFG order chosen.
10655 (fini_pre): Do not free post dominators.
10657 2016-04-13 Martin Sebor <msebor@redhat.com>
10662 * doc/extend.texi (Variable Length): Document C++ specifics.
10664 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10667 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10668 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10669 eh edges have been purged.
10672 * tree-sra.c (create_access_replacement,
10673 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10675 * tree-pretty-print.c (dump_fancy_name): New function.
10676 (dump_decl_name, dump_generic_node): Use it.
10678 2016-04-13 Jason Merrill <jason@redhat.com>
10680 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10681 * expr.c (expand_expr_real_1): Likewise.
10683 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10685 * config/i386/i386.md (kunpckhi): Swap operands.
10686 (kunpcksi): Likewise.
10687 (kunpckdi): Likewise.
10688 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10689 (vec_pack_trunc_<mode>): Likewise.
10691 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10694 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10696 PR middle-end/70633
10697 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10698 gimplification turns some element into non-constant.
10701 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10702 * explow.c (convert_memory_address_addr_space_1): No longer static,
10703 add NO_EMIT argument and don't call convert_modes if true, pass
10704 it down recursively, remove break after return.
10705 (convert_memory_address_addr_space): Adjust caller.
10706 * simplify-rtx.c (simplify_unary_operation_1): Call
10707 convert_memory_address_addr_space_1 instead of convert_memory_address,
10708 if it returns NULL, don't simplify.
10710 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10713 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10715 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10717 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10718 Bump the upper SIMDLEN limits, so that if the return type or
10719 characteristic type if the return type is void can be passed in
10720 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10723 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10726 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10727 Do not use "=" constraint on an input constraint.
10728 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10729 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10730 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10731 generates (neg (abs ...)) instead of (abs ...).
10733 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10735 PR rtl-optimization/70596
10736 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10737 just invalidate LRA data and reset them. Adjust dump wording.
10739 2016-04-12 Martin Liska <mliska@suse.cz>
10742 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10744 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10746 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10747 max_loop_iterations_int.
10748 (tree_unswitch_outer_loop): Likewise.
10749 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10750 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10752 2016-04-12 Tom de Vries <tom@codesourcery.com>
10754 PR tree-optimization/68756
10755 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10756 instead of new_name.
10758 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10760 PR tree-optimization/70602
10761 * tree-sra.c (generate_subtree_copies): Don't write anything into
10762 constant pool decls.
10764 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10765 regardless whether there are depend clauses or not.
10767 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10770 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10771 target attribute and pragma from changing the -mfloat128
10772 and -mfloat128-hardware options.
10774 * doc/extend.texi (Additional Floating Types): Document PowerPC
10775 __float128 restrictions.
10777 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10780 * config/aarch64/driver-aarch64.c
10781 (aarch64_get_extension_string_for_isa_flags): New.
10782 (arch_extension): Rename to...
10783 (aarch64_arch_extension): ...This.
10784 (ext_to_feat_string): Rename to...
10785 (aarch64_extensions): ...This.
10786 (aarch64_core_data): Keep track of architecture extension flags.
10787 (cpu_data): Rename to...
10788 (aarch64_cpu_data): ...This.
10789 (aarch64_arch_driver_info): Keep track of architecture extension
10791 (get_arch_name_from_id): Rename to...
10792 (get_arch_from_id): ...This, change return type.
10793 (host_detect_local_cpu): Update and reformat for renames, handle
10794 extensions through common infrastructure.
10796 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10799 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10800 track of a canonical flag name.
10801 (all_extensions): Likewise.
10802 (arch_to_arch_name): Also track extension flags enabled by the arch.
10803 (all_architectures): Likewise.
10804 (aarch64_parse_extension): Move to here.
10805 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10807 (aarch64_rewrite_selected_cpu): Update for above change.
10808 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10809 are handled, such that the single explicit value enabled by an
10810 extension is kept seperate from the implicit values it also enables.
10811 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10813 (aarch64_parse_extension): New.
10814 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10815 here to config/aarch64/aarch64-protos.h.
10816 (aarch64_parse_extension): Move from here to
10817 common/config/aarch64/aarch64-common.c.
10818 (aarch64_option_print): Update.
10819 (aarch64_declare_function_name): Likewise.
10820 (aarch64_start_file): Likewise.
10821 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10822 the canonical flag for extensions.
10823 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10826 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10828 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10831 2016-04-09 Tom de Vries <tom@codesourcery.com>
10833 PR tree-optimization/68953
10834 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10835 first to last subscript.
10837 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10839 PR tree-optimization/70586
10840 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10843 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10847 PR tree-optimization/70373
10848 PR middle-end/70533
10849 PR middle-end/70534
10850 PR middle-end/70535
10851 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10852 clauses for acc parallel reductions as necessary. Error on those
10854 * omp-low.c (scan_sharing_clauses): Don't install variables which
10855 are used in acc parallel reductions.
10856 (lower_rec_input_clauses): Remove dead code.
10857 (lower_oacc_reductions): Add support for reference reductions.
10858 (lower_reduction_clauses): Remove dead code.
10859 (lower_omp_target): Don't remap variables appearing in acc parallel
10861 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10863 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10865 PR middle-end/70593
10866 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10867 with multiple SSA_NAME defs, force the outputs other than first
10868 to be live before calling live_track_process_def on each output.
10870 PR rtl-optimization/70574
10871 * fwprop.c (forward_propagate_and_simplify): Don't add
10872 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10873 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10874 paradoxical subregs within *loc.
10876 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10878 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10879 -ftree-parallelize-loops={0,1}.
10880 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10881 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10882 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10883 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10884 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10886 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10889 * asan.c (instrument_derefs): If we get unknown location, extract it
10890 with EXPR_LOCATION.
10891 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10893 2016-04-08 Tom de Vries <tom@codesourcery.com>
10895 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10896 implicit firstprivate clause.
10898 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10901 * config/arm/thumb2.md (tst + branch-> lsls + branch
10902 peephole below *orsi_not_shiftsi_si): Require that condition
10903 register is dead after the peephole.
10904 (second peephole after the above): Likewise.
10906 2016-04-08 Alan Modra <amodra@gmail.com>
10909 * builtins.c (fold_builtin_classify): For IBM extended precision,
10910 look at just the high-order double to test for NaN.
10911 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10912 test just the high double for Inf but both doubles for subnormal
10915 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10917 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10918 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10919 node->simdclone->mask_mode != VOIDmode masks.
10920 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10921 earlier, use it instead of node->simdclone.
10922 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10923 Set clonei->mask_mode.
10925 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10928 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10929 Pass it through to cp_parser_already_scoped_statement.
10930 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10931 it through to cp_parser_statement.
10932 (cp_parser_statement): Pass IF_P through to
10933 cp_parser_iteration_statement.
10934 (cp_parser_pragma): Adjust call to
10935 cp_parser_iteration_statement.
10937 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10940 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10941 resolve a future -Wparentheses warning.
10942 * omp-low.c (scan_sharing_clauses): Likewise.
10943 * tree-parloops.c (eliminate_local_variables): Likewise.
10945 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10947 PR rtl-optimization/70398
10948 * lra-constraints.c (process_address_1): Check zero scale and code
10949 for reloading with zero scale.
10951 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10953 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10954 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10956 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10958 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10959 Add support for AVX512F clones, include them by default for
10960 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10961 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10964 PR middle-end/70550
10965 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10966 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10967 firstprivate clauses.
10968 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10969 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10970 (lower_omp_target): Set TREE_NO_WARNING for
10971 non-addressable possibly uninitialized vars which are copied into
10972 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10974 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10976 * config/pa/predicates.md (integer_store_memory_operand): Accept
10977 REG+D operands with a large offset when reload_in_progress is true.
10978 (floating_point_store_memory_operand): Likewise.
10980 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10983 * match.pd (nested int casts): Limit to GIMPLE.
10985 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10988 * ipa-devirt.c (maybe_record_node): Fix comment; use
10989 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10991 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10993 PR rtl-optimization/70542
10994 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10995 if there are any uses other than insn or debug insns.
10997 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10998 Jakub Jelinek <jakub@redhat.com>
11000 PR tree-optimization/70509
11001 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
11002 Shift HOST_WIDE_INT_1U instead of 1.
11004 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
11006 PR tree-optimization/70509
11007 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
11008 of the vector base type for index.
11010 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
11013 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
11015 2016-04-05 Richard Biener <rguenther@suse.de>
11017 PR tree-optimization/70526
11018 * tree-sra.c (build_ref_for_offset): Use prev_base to
11019 extract the alias pointer type.
11021 2016-04-05 Richard Biener <rguenther@suse.de>
11023 * dse.c (struct store_info): Remove alias_set member.
11024 (struct read_info_type): Likewise.
11025 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
11026 spill_deleted, clear_alias_set_lookup): Remove.
11027 (get_group_info): Remove dead base == NULL_RTX case.
11028 (dse_step0): Remove initialization of removed variables.
11029 (delete_dead_store_insn): Reomve alias set dumping.
11030 (free_read_records): Remove alias_set handling.
11031 (canon_address): Remove alias_set_out parameter.
11032 (record_store): Remove spill_alias_set, it's always zero.
11033 (check_mem_read_rtx): Likewise.
11034 (dse_step2): Rename from ...
11035 (dse_step2_nospill): ... this. Adjust.
11036 (scan_stores): Rename from ...
11037 (scan_stores_nospill): ... this.
11038 (scan_reads): Rename from ...
11039 (scan_reads_nospill): ... this.
11040 (scan_stores_spill, scan_reads_spill): Remove.
11041 (dse_step3_scan): Remove for_spills argument which is always false.
11042 (dse_step3): Likewise.
11043 (dse_step5): Rename from ...
11044 (dse_step5_nospill): ... this. Remove alias_set handling.
11045 (rest_of_handle_dse): Adjust.
11047 2016-04-05 Jakub Jelinek <jakub@redhat.com>
11050 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
11051 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
11052 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
11053 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
11055 2016-04-05 Richard Biener <rguenther@suse.de>
11057 PR middle-end/70499
11058 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
11059 non-register type temporaries into SSA.
11061 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
11064 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
11065 calls when sanitizing.
11066 (possible_polymorphic_call_target_p): Fix formatting.
11068 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11069 Jakub Jelinek <jakub@redhat.com>
11071 PR middle-end/70457
11072 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
11073 to ensure a call statement is compatible with a built-in's
11075 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
11078 2016-04-04 Richard Biener <rguenther@suse.de>
11080 PR rtl-optimization/70484
11081 * rtl.h (canon_output_dependence): Declare.
11082 * alias.c (canon_output_dependence): New function.
11083 * dse.c (record_store): Use canon_output_dependence rather
11084 than canon_true_dependence.
11086 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11089 * cgraph.h (symtab_node::copy_visibility_from): New function.
11090 * symtab.c (symtab_node::copy_visibility_from): New function.
11091 * ipa-visibility.c (optimize_weakref): New function.
11092 (function_and_variable_visibility): Use it.
11094 2016-04-04 Martin Liska <mliska@suse.cz>
11097 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
11098 value that is really in range handled by SBR instruction.
11099 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
11100 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
11101 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
11103 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
11107 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
11108 set, but not for SP_REG operands.
11110 2016-04-02 Martin Sebor <msebor@redhat.com>
11113 * fold-const.c (maybe_nonzero_address): New function.
11114 (fold_comparison): Call it. Fold equality and relational
11115 expressions involving null pointers.
11116 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
11118 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
11120 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
11121 the "Y" constraint (scalar FP 0.0 immediate).
11123 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
11124 Add the "const_double" to the list of operand constraints.
11126 2016-04-01 Jakub Jelinek <jakub@redhat.com>
11128 PR rtl-optimization/70467
11129 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
11130 If low word of the last operand is 0, just emit addition/subtraction
11133 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11136 * config/s390/s390.c (s390_expand_insv): Check for everything
11137 constant instead of just VOIDmode stuff.
11139 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11142 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
11144 2016-04-01 Nathan Sidwell <nathan@acm.org>
11146 * tree.def (TRY_CATCH_EXPR): Correct documentation.
11148 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11150 PR rtl-optimization/70461
11151 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11154 2016-03-31 Martin Liska <mliska@suse.cz>
11157 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11158 a tree value or an immediate integer value to a buffer
11159 that is eventually copied to a BRIG section.
11160 (emit_immediate_operand): Call the function here.
11161 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11162 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11163 of class' fields that are removed.
11164 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11165 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11166 m_brig_repr_size fields.
11168 2016-03-31 Martin Liska <mliska@suse.cz>
11171 * hsa-gen.c (hsa_function_representation::update_dominance): New
11173 (convert_addr_to_flat_segment): Likewise.
11174 (gen_hsa_memory_set): New alignment argument.
11175 (gen_hsa_ctor_assignment): Likewise.
11176 (gen_hsa_insns_for_single_assignment): Provide alignment
11177 to gen_hsa_ctor_assignment.
11178 (gen_hsa_insns_for_direct_call): Add new argument.
11179 (expand_lhs_of_string_op): New function.
11180 (expand_string_operation_builtin): Likewise.
11181 (expand_memory_copy): New function.
11182 (expand_memory_set): New function.
11183 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11184 (convert_switch_statements): Change signature.
11185 (generate_hsa): Use a return value of the function.
11186 (pass_gen_hsail::execute): Do not call
11187 convert_switch_statements here.
11188 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11189 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11190 (hsa_function_representation::update_dominance): New function.
11192 2016-03-31 Martin Liska <mliska@suse.cz>
11195 * hsa-brig.c (emit_directive_variable): Emit alignment
11196 according to hsa_symbol::m_align.
11197 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11198 (dump_hsa_symbol): Dump alignment of HSA symbols.
11199 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11200 (gen_hsa_addr_with_align): New function.
11201 (hsa_bitmemref_alignment): Use newly added function.
11202 (gen_hsa_insns_for_load): Likewise.
11203 (gen_hsa_insns_for_store): Likewise.
11204 (gen_hsa_memory_copy): New argument added.
11205 (gen_hsa_insns_for_single_assignment): Respect
11206 alignment for assignments processed via gen_hsa_memory_copy.
11207 (gen_hsa_insns_for_direct_call): Likewise.
11208 (gen_hsa_insns_for_return): Likewise.
11209 (gen_function_def_parameters): Set default alignment.
11210 * hsa.c (hsa_object_alignment): New function.
11211 (hsa_byte_alignment): Pasted function.
11212 * hsa.h (hsa_symbol::m_align): New field.
11214 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11216 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11217 scratch field for goto case.
11219 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11221 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11223 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11226 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11227 (scalar_chain::convert_insn): Call convert_op for reg
11228 moves to handle undefined registers.
11230 2016-03-31 Nathan Sidwell <nathan@acm.org>
11233 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11234 Assert we don't want to move backwards.
11236 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11239 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11241 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11243 PR rtl-optimization/70460
11244 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11245 with operand from REG_LABEL_OPERAND, instead substitute
11246 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11247 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11249 2016-03-31 Martin Liska <mliska@suse.cz>
11251 * passes.c (execute_one_pass): Do not call
11252 todo_after for a discarded function.
11254 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11256 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11257 (no_cost, infinite_cost): Initialize the new field.
11258 (get_computation_cost_at): Record setup cost.
11259 (determine_use_iv_cost_address): Skip cost computation for sub
11260 uses if we can estimate it without losing accuracy.
11262 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11264 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11266 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11267 max_loop_iterations_int.
11268 (tree_unswitch_outer_loop): Likewise.
11269 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11270 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11272 2016-03-30 Richard Biener <rguenther@suse.de>
11274 PR middle-end/70450
11275 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11277 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11280 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11281 in gen_blendm expander.
11283 2016-03-30 Nick Clifton <nickc@redhat.com>
11286 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11287 case where we are already provided with an SImode SUBREG.
11289 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11292 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11293 conflict between DRAP register and __builtin_eh_return.
11295 2016-03-30 Michael Matz <matz@suse.de>
11296 Richard Biener <rguenther@suse.de>
11299 * ipa-polymorphic-call.c (struct type_change_info): Change
11300 speculative to an unsigned allowing to limit the work we do.
11301 (csftc_abort_walking_p): New inline function..
11302 (check_stmt_for_type_change): Limit the number of may-defs
11303 skipped for speculative devirtualization to
11304 max-speculative-devirt-maydefs.
11305 * params.def (max-speculative-devirt-maydefs): New param.
11306 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11308 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11311 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11314 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11316 PR tree-optimization/59124
11317 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11318 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11320 2016-03-29 Jeff Law <law@redhat.com>
11322 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11324 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11326 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11329 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11331 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11332 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11333 gcrt0.o if linking dynamically.
11335 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11338 * ipa-devirt.c (methods_equal_p): New function.
11339 (compare_virtual_tables): Use it.
11340 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11341 * cgraphclones.c (clone_function_name_1): Use
11342 symbol_table::symbol_suffix_separator.
11343 * coverage.c (build_var): Likewise.
11344 * symtab.c (symbol_table::symbol_suffix_separator): New.
11346 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11348 PR rtl-optimization/70429
11349 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11350 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11351 mode != result_mode.
11354 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11356 PR tree-optimization/70405
11357 * ssa-iterators.h (num_imm_uses): Add missing braces.
11359 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11361 PR rtl-optimization/68695
11362 * ira-color.c (allocno_copy_cost_saving): New.
11363 (improve_allocation): Use it.
11365 2016-03-29 Richard Henderson <rth@redhat.com>
11367 PR middle-end/70355
11368 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11370 2016-03-29 Richard Biener <rguenther@suse.de>
11372 PR middle-end/70424
11373 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11374 use alignment returned by get_pointer_alignment_1 if it is
11375 bigger than BITS_PER_UNIT.
11376 * builtins.c (get_pointer_alignment_1): Do not return true
11377 for alignment extracted from SSA info.
11379 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11381 * config/ft32/ft32.opt (mnodiv): New.
11382 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11383 * doc/invoke.texi (FT32 Options -mnodiv): New.
11385 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11388 * config/i386/i386.md (define_split, andn): Fix modes.
11390 2016-03-26 Richard Biener <rguenther@suse.de>
11391 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11394 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11396 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11397 as 2nd argument to cl_optimization_restore().
11399 2016-03-25 Richard Henderson <rth@redhat.com>
11402 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11403 * config/aarch64/aarch64-protos.h: Declare it.
11404 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11406 2016-03-25 Alan Modra <amodra@gmail.com>
11409 * config/rs6000/constraints.md (j): Simplify.
11410 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11412 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11413 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11414 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11415 in all constraint alternatives.
11416 (movtd_64bit_nodm): Delete "j" constraint alternative.
11418 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11420 * tree-ssa-propagate.c: Enhance docs for
11421 SSA_PROP_NOT_INTERESTING.
11423 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11425 * doc/extend.texi: Fix typo in documentation to pure attribute.
11427 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11430 * config/pa/pa.md (bswapdi2): Use a scratch register.
11432 2016-03-24 Richard Henderson <rth@redhat.com>
11434 PR middle-end/69845
11435 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11438 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11440 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11441 using ix86_expand_binary_operator instead of gen_andsi3.
11443 2016-03-24 Richard Biener <rguenther@suse.de>
11445 PR tree-optimization/70396
11446 * tree-vect-stmts.c (vectorizable_comparison): Use
11447 get_vectype_for_scalar_type.
11449 2016-03-24 Richard Biener <rguenther@suse.de>
11451 PR middle-end/70370
11452 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11453 with register bases.
11455 2016-03-24 Richard Biener <rguenther@suse.de>
11457 PR tree-optimization/70372
11458 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11459 build_all_ones_cst to also handle vector types correctly.
11461 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11464 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11467 2016-03-23 Marek Polacek <polacek@redhat.com>
11470 * doc/invoke.texi: Document -Wignored-attributes.
11472 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11474 PR tree-optimization/69042
11475 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11476 parameter from 30 to 40.
11478 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11480 PR tree-optimization/69042
11481 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11482 for use with constant offset stripped in base.
11484 2016-03-23 Richard Biener <rguenther@suse.de>
11486 PR middle-end/70251
11487 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11488 mode compatibility check.
11489 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11491 2016-03-23 Jeff Law <law@redhat.com>
11493 PR tree-optimization/64058
11494 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11496 (struct ssa_conflicts): Move up earlier in the file.
11497 (conflicts_, var_map_): New static variables.
11498 (initialize_conflict_count): New function to initialize the
11499 CONFLICT_COUNT field for each conflict pair.
11500 (compare_pairs): Lazily initialize the conflict count and use it
11501 as the first tie-breaker.
11502 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11503 and wipe conflicts_ and map_ around the call to qsort. Remove
11504 special case for 2 coalesce pairs.
11505 * bitmap.c (bitmap_count_unique_bits): New function.
11506 (bitmap_count_bits_in_word): New function, extracted from
11508 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11509 * bitmap.h (bitmap_count_unique_bits): Declare it.
11511 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11514 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11515 transparent alias chain for decl assembler name.
11516 * config/sol2.c (solaris_assemble_visibility): Likewise.
11518 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11520 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11522 (v10_fdivs): Likewise.
11523 (v10_fdivd): Likewise.
11525 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11528 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11529 to not call fclose twice on file.
11531 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11533 PR tree-optimization/70354
11534 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11535 oprnd0 is wider than oprnd1 and there is a cast from the wider
11536 type to oprnd1, mask it with the mask of the narrower type.
11539 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11540 Optimize TARGET_STV splitters, if high or low word of last argument
11543 2016-03-22 Jeff Law <law@redhat.com>
11546 tree-ssa-threadbackward.c
11547 (fsm_find_control_statement_thread_paths): Correctly distinguish
11548 between old style jump threads vs FSM jump threads.
11550 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11553 * config/i386/i386.c (scalar_chain::convert_op): Support
11554 uninitialized register usage case.
11556 2016-03-22 Richard Biener <rguenther@suse.de>
11558 PR middle-end/70251
11559 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11561 (capture::gen_transform): ... to change behavior when substituting
11562 a condition into cond or not-cond expr context.
11563 (dt_simplify::gen_1): Adjust.
11564 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11565 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11566 last change and instead change to
11567 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11568 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11570 2016-03-22 Anthony Green <green@moxielogic.com>
11572 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11573 issue for moxiebox targets.
11574 (CC1PLUS_SPEC): Ditto.
11576 2016-03-22 Richard Biener <rguenther@suse.de>
11578 PR middle-end/70333
11579 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11582 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11584 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11586 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11589 * config/i386/i386.c (def_builtin): Handle
11590 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11592 (const struct builtin_description bdesc_special_args[]):
11593 Remove duplicate ISA bits.
11595 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11598 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11599 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11600 in a way that works also for AVX512BW.
11603 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11604 instead of source if operands[1] is xmm16 and above and
11605 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11606 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11609 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11610 on assign if (*from_p) is a comparison, set it to
11611 TREE_NO_WARNING (*from_p).
11613 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11615 PR middle-end/70326
11616 * lra.c (restore_scratches): Ignore deleted insns.
11618 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11619 Jakub Jelinek <jakub@redhat.com>
11621 PR tree-optimization/70317
11622 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11625 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11628 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11629 of ix86_expand_move.
11631 (movti): Use general_operand for operand 1 predicate.
11633 2016-03-21 Martin Liska <mliska@suse.cz>
11635 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11637 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11639 2016-03-21 Martin Liska <mliska@suse.cz>
11642 * ipa-icf.c (sem_function::parse): Skip static
11643 constructors and destructors.
11645 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11648 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11649 function-like macro, peek following token(s) if it is followed
11650 by CPP_OPEN_PAREN token with optional padding in between, and
11651 if not, don't treat it like a macro.
11653 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11654 Alexander Monakov <amonakov@ispras.ru>
11656 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11657 for the stabs debug format.
11659 2016-03-21 Richard Biener <rguenther@suse.de>
11661 PR tree-optimization/70310
11662 * tree-vect-generic.c (expand_vector_condition): Fold the built
11665 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11668 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11669 Block third alternative for AVX-512VL target,
11671 2016-03-21 Martin Liska <mliska@suse.cz>
11674 * hsa-brig.c (emit_function_directives): Mark unemitted
11675 global variables for emission.
11676 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11677 (get_symbol_for_decl): Likewise.
11678 * hsa.h (struct hsa_symbol): New flag.
11680 2016-03-21 Richard Biener <rguenther@suse.de>
11682 PR tree-optimization/70288
11683 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11684 we do not estimate unsimplified all-constant conditionals or
11685 switches as optimized away.
11687 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11689 PR rtl-optimization/69102
11690 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11691 when we have a readonly dependency context.
11693 2016-03-18 Jeff Law <law@redhat.com>
11695 PR rtl-optimization/70263
11696 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11697 (update_equiv_regs): When trying to move a store to after the insn
11698 that sets the source of the store, make sure the store occurs after
11699 the insn that sets the source of the store. When successful note
11700 the REG_EQUIV note created in the dump file.
11702 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11703 Bernd Schmidt <bschmidt@redhat.com>
11705 * doc/extend.texi: Document more potential problems with basic asms.
11707 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11709 PR rtl-optimization/70278
11710 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11713 2016-03-18 Jason Merrill <jason@redhat.com>
11715 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11717 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11719 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11720 values to 128b regs.
11722 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11724 PR tree-optimization/70252
11725 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11726 boolean vector has a proper number of elements.
11727 (supportable_narrowing_operation): Likewise.
11729 2016-03-18 Tom de Vries <tom@codesourcery.com>
11732 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11734 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11736 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11737 instead of replace_rtx for DEBUG_INSNs.
11739 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11741 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11742 load type reservations.
11744 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11747 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11748 define_constraint for "Q" and "T" constraints.
11750 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11752 Tweak the pipeline model for Exynos M1
11754 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11757 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11760 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11761 where one or both locations aren't within a line_map.
11763 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11766 * opts.c (finish_options): Don't set flag_pie to the default if
11767 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11770 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11772 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11773 true as ALL_REGS argument to replace_rtx.
11775 2016-03-17 Richard Biener <rguenther@suse.de>
11778 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11781 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11784 * rtl.h (replace_rtx): Add ALL_REGS argument.
11785 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11786 equality and assert mode is the same, instead of just rtx pointer
11788 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11789 true as ALL_REGS argument to replace_rtx.
11791 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11793 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11794 for boolean vector with vector mode only.
11795 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11797 2016-03-17 Nick Clifton <nickc@redhat.com>
11800 * config/rx/rx.c (rx_print_integer): Print negative constants in
11803 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11806 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11808 2016-03-16 Richard Henderson <rth@redhat.com>
11809 Richard Biener <rguenth@suse.de>
11811 PR middle-end/70240
11812 PR middle-end/68215
11814 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11815 first operand as is_gimple_condexpr.
11817 PR middle-end/70240
11818 PR middle-end/68215
11820 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11821 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11822 Do not gimplify the result.
11823 (do_unop): Adjust call to tree_vec_extract.
11824 (do_binop): Likewise.
11825 (do_compare): Likewise.
11826 (do_plus_minus): Likewise.
11827 (do_negate): Likewise.
11828 (expand_vector_condition): Likewise.
11829 (do_cond): Likewise.
11831 2016-03-16 Richard Henderson <rth@redhat.com>
11834 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11835 (aarch64_classify_address): Use it.
11836 (aarch64_legitimize_address): Force all subexpressions of PLUS
11837 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11839 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11840 Richard Biener <rguenth@suse.de>
11843 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11844 return to even if only REGNO is equal, and assert
11847 2016-03-11 Jeff Law <law@redhat.com>
11849 PR rtl-optimization/70224
11850 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11852 2016-03-16 Richard Henderson <rth@redhat.com>
11854 PR middle-end/70199
11855 * function.h (struct function): Add has_forced_label_in_static.
11856 * gimplify.c (force_labels_r): Set it.
11857 * lto-streamer-in.c (input_struct_function_base): Read it.
11858 * lto-streamer-out.c (output_struct_function_base): Write it.
11859 * tree-inline.c (has_label_address_in_static_1): Remove.
11860 (copy_forbidden): Remove fndecl parameter; test
11861 has_forced_label_in_static.
11862 (inline_forbidden_p): Update call to copy_forbidden.
11863 (tree_versionable_function_p): Likewise.
11864 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11865 (chkp_versioning): Likewise.
11866 * tree-inline.h (copy_forbidden): Update decl.
11868 2016-03-16 Marek Polacek <polacek@redhat.com>
11871 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11872 function being thunked if the result type doesn't have fixed size.
11873 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11874 doesn't have fixed size.
11876 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11878 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11879 reporting malformed loop nest.
11881 2016-03-16 Tom de Vries <tom@codesourcery.com>
11884 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11885 nodes.length () == 1 test to before first nodes[0] access.
11887 2016-03-16 Tom de Vries <tom@codesourcery.com>
11889 PR tree-optimization/68715
11890 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11891 single_pred_p test.
11893 2016-03-16 Tom de Vries <tom@codesourcery.com>
11895 PR tree-optimization/68809
11896 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11899 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11900 Sandra Loosemore <sandra@codesourcery.com>
11902 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11903 on leaf attribute. Mention ELF interposition problems.
11905 2016-03-16 Alan Modra <amodra@gmail.com>
11907 PR rtl-optimization/69195
11908 PR rtl-optimization/47992
11909 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11912 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11915 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11917 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11919 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11921 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11923 PR rtl-optimization/70222
11924 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11925 optimization if mode is different from result_mode, queue up masking
11926 of the result in outer_op. Formatting fix.
11928 PR middle-end/70239
11929 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11932 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11934 PR rtl-optimization/69032
11935 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11936 looping backwards over basic block insns.
11938 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11941 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11942 to non-speculative when propagating trap bits.
11944 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11946 PR rtl-optimization/63384
11947 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11948 DEBUG_INSN_P insns.
11950 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11953 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11954 factored out from ...
11955 (sched_analyze_insn): ... here.
11956 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11957 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11958 get_implicit_reg_pending_clobbers in it.
11959 (setup_id_reg_sets): Use setup_id_implicit_regs.
11960 (deps_init_id): Ditto.
11962 2016-03-15 Tom de Vries <tom@codesourcery.com>
11965 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11967 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11968 execute_function_dump.
11969 (execute_one_pass): Don't dump function if it will be dumped after ipa
11972 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11974 * genrecog.c (match_pattern_2): If pred is NULL don't call
11975 safe_predicate_mode on it.
11977 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11979 PR middle-end/70219
11980 * lra-constraints.c (delete_move_and_clobber): Change assertion
11981 to also allow dregno == 0.
11983 2016-03-14 Richard Henderson <rth@redhat.com>
11986 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11987 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11988 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11989 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11992 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11995 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11997 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11999 * lra-constraints.c (split_reg): For hard regs, try to find the
12000 biggest single-register mode used in the function.
12002 2016-03-14 Richard Biener <rguenther@suse.de>
12004 PR tree-optimization/56365
12005 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
12006 constants to compare against.
12008 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
12011 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12012 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
12013 (define_split for the GPR case): Use int_reg_operand instead of
12014 gpc_reg_operand for the output.
12016 2016-03-14 Tom de Vries <tom@codesourcery.com>
12018 PR tree-optimization/70045
12019 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
12020 create_empty_if_region_on_edge argument.
12022 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
12024 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
12025 (STACK_CHECK_PROTECT): Likewise.
12026 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12027 (STACK_CHECK_PROTECT): Likewise.
12028 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
12029 (STACK_CHECK_PROTECT): Likewise.
12030 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
12031 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
12032 (STACK_CHECK_PROTECT): Likewise.
12034 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
12036 PR rtl-optimization/69307
12037 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
12038 registers in modes that span more than one register.
12040 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
12043 * lra-constraints.c (delete_move_and_clobber): New.
12044 (remove_inheritance_pseudos): Use it.
12046 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
12049 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
12050 the libcall is LCT_THROW.
12051 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
12052 for the checking routine.
12054 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
12057 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
12058 optimization if we have direct move.
12059 (roundu32<mode>2_fprs): Likewise.
12061 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
12064 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
12066 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
12067 Arguments swapped. All callers changed. Take reg_renumber into
12068 account, and Calculate and compare register ranges for hard regs.
12070 2016-03-11 Jeff Law <law@redhat.com>
12072 PR tree-optimization/70190
12073 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12074 Handle cases where we can not extract the taken edge, even though we
12075 found a constant value.
12077 PR tree-optimization/64058
12078 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
12079 (num_coalesce_pairs): Move up earlier in file.
12080 (find_coalesce_pair): Initialize the INDEX field for each pair
12082 (compare_pairs): No longer sort on the elements in each pair.
12083 Instead break ties with the index of the coalesce pair.
12085 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12088 * config/aarch64/aarch64-protos.h
12089 (aarch64_save_restore_target_globals): New prototype.
12090 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
12091 Call the above when popping pragma.
12092 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
12094 (aarch64_set_current_function): Rewrite using the above.
12096 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12098 PR tree-optimization/70177
12099 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
12100 (extract_ops_from_tree): ... this. In the 2 argument
12101 overload remove _1 suffix.
12102 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
12103 (extract_ops_from_tree): ... this.
12104 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
12106 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
12107 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
12108 extract_ops_from_tree instead of 2 operand one.
12110 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
12112 PR tree-optimization/70013
12113 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
12114 for constant-pool entries.
12116 2016-03-11 Jakub Jelinek <jakub@redhat.com>
12118 PR rtl-optimization/70174
12119 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
12120 followed by gen_lowpart on force_reg instead of just gen_lowpart.
12122 PR tree-optimization/70169
12123 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
12124 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
12127 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
12128 Jakub Jelinek <jakub@redhat.com>
12131 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
12132 of uninitialized values.
12134 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12136 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
12138 ("*trunctddd2"): New pattern definition.
12139 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
12142 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12144 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
12145 definitions for BFP and DFP rounding modes.
12146 ("fixuns_truncdddi2", "fixuns_trunctddi2")
12147 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
12148 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12149 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12152 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12154 * config/s390/constraints.md: Adjust comment.
12155 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12156 s390_decompose_addrstyle_without_index.
12157 * config/s390/predicates.md (shift_count_or_setmem_operand):
12158 Rename to setmem_operand.
12159 * config/s390/s390-protos.h
12160 (s390_decompose_shift_count): Rename to
12161 s390_decompose_addrstyle_without_index.
12162 * config/s390/s390.c (s390_decompose_shift_count)
12163 (s390_mem_constraint, print_shift_count_operand)
12164 (print_operand_address, print_operand): Rename
12165 s390_decompose_shift_count to
12166 s390_decompose_addrstyle_without_index and rename
12167 print_shift_count_operand to print_addrstyle_operand troughout the
12169 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12170 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12171 Rename shift_count_or_setmem_operand to setmem_operand.
12172 * config/s390/vx-builtins.md ("vec_insert<mode>")
12173 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12176 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12179 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12180 Handle overlapping retval and newval.
12182 2016-03-10 Nick Clifton <nickc@redhat.com>
12185 * config/aarch64/aarch64.c
12186 (aarch64_override_options_after_change_1): When forcing
12187 flag_omit_frame_pointer to be true, use a special value that can
12188 be detected if this function is called again, thus preventing
12189 flag_omit_leaf_frame_pointer from being forced to be false.
12191 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12193 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12194 Set x_flag_omit_leaf_frame_pointer when handling
12195 -momit-leaf-frame-pointer.
12197 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12200 * cgraph.c (cgraph_node::dump): Dump split_part and
12201 indirect_call_target.
12202 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12203 * ipa.c (has_addr_references_p): Cleanup.
12204 (is_indirect_call_target_p): New.
12205 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12206 called indirectly as local.
12207 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12209 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12212 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12213 on cxa_pure_virtual.
12215 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12218 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12220 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12223 * tree.c (need_assembler_name_p): Only record main variant type names.
12225 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12228 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12229 Always define to 0 or 1.
12230 (TARGET_FIX_ERR_A53_843419): New macro.
12231 * config/aarch64/aarch64-elf-raw.h
12232 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12233 * config/aarch64/aarch64-linux.h: Likewise.
12234 * config/aarch64/aarch64.c
12235 (aarch64_override_options_after_change_1): Do not default
12236 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12238 (aarch64_attributes): Handle fix-cortex-a53-843419.
12239 (aarch64_can_inline_p): Likewise.
12240 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12242 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12243 Jakub Jelinek <jakub@redhat.com>
12245 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12246 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12247 DECL_COMMONS if flag_unconstrained_commons is set.
12248 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12249 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12250 (funconstrained-commons): Document.
12252 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12254 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12255 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12257 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12259 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12260 has a proper number of elements.
12262 2016-03-10 Alan Modra <amodra@gmail.com>
12264 PR rtl-optimization/69195
12265 PR rtl-optimization/47992
12266 * ira.c (recorded_label_ref): Delete.
12267 (update_equiv_regs): Return void.
12268 (indirect_jump_optimize): New function.
12269 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12270 before regstat_compute_ri. Don't rebuild_jump_labels here.
12271 Delete update_regstat.
12273 2016-03-10 Richard Biener <rguenther@suse.de>
12275 PR tree-optimization/70128
12276 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12277 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12279 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12281 PR tree-optimization/70152
12282 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12283 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12286 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12287 instead of gen_sse2_loadlpd.
12288 * config/i386/sse.md (*vec_concatv2df): Rename to...
12289 (vec_concatv2df): ... this.
12291 PR tree-optimization/70127
12292 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12294 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12298 * diagnostic-show-locus.c (compatible_locations_p): New function.
12299 (layout::layout): Sanitize ranges using compatible_locations_p.
12301 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12305 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12306 location_range param with three const expanded_locations * and a
12308 (layout::layout): Replace call to
12309 rich_location::lazily_expand_location with get_expanded_location.
12310 Extract the range and perform location expansion here, passing
12311 the results to the layout_range ctor.
12312 * diagnostic.c (source_range::debug): Delete.
12313 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12314 of rich_location::get_expanded_location.
12315 * gcc-rich-location.c (get_range_for_expr): Delete.
12316 (gcc_rich_location::add_expr): Reimplement to avoid the
12317 rich_location::add_range overload that took a location_range,
12318 passing a location_t instead.
12320 2016-03-09 Richard Biener <rguenther@suse.de>
12321 Jakub Jelinek <jakub@redhat.com>
12323 PR tree-optimization/70138
12324 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12325 Also skip vect_double_reduction_def.
12327 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12330 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12331 if the operand is "m".
12333 2016-03-09 Nathan Sidwell <nathan@acm.org>
12335 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12337 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12339 * config/i386/i386.c (processor_target_table): Fix cost table
12340 intialization order for znver1.
12342 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12344 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12345 - becuase -> because.
12346 * ipa-reference.c (ignore_module_statics): Likewise.
12347 * cgraph.c (cgraph_node::get_body): Likewise.
12348 * ipa-inline.c (early_inliner): Likewise.
12349 * ipa-devirt.c (types_same_for_odr): Likewise.
12350 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12351 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12353 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12355 * tree-ssa-math-opts.c: Fix typo in comment.
12357 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12360 * config/i386/i386.c (scalar_chain::make_vector_copies,
12361 scalar_chain::convert_reg): Call end_sequence in between
12362 get_insns and emit_conversion_insns rather than after both
12365 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12368 * config/i386/i386.h (machine_function): Add
12369 pc_thunk_call_expanded flag.
12370 (ix86_pc_thunk_call_expanded): New define.
12371 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12372 (*set_got): Rename insn pattern from set_got.
12373 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12374 * config/i386/i386.c (ix86_compute_frame_layout): Use
12375 ix86_pc_thunk_call_expanded to prevent red-zone.
12377 2016-03-07 Martin Jambor <mjambor@suse.cz>
12379 * hsa.h (hsa_get_ctor_statements): Declare.
12380 (hsa_get_dtor_statements): Likewise.
12381 (hsa_get_kernel_dispatch_type): Likewise.
12382 * hsa.c (hsa_get_ctor_statements): New function.
12383 (hsa_get_dtor_statements): Likewise.
12384 (hsa_get_kernel_dispatch_type): Likewise.
12385 * hsa-brig.c (hsa_cdtor_statements): Removed.
12386 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12387 hsa_get_dtor_statements.
12388 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12389 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12391 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12393 * config/arm/arm-cores.def (cortex-r8): New.
12394 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12395 * config/arm/arm-tune.md: Likewise.
12396 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12398 2016-03-07 Martin Sebor <msebor@redhat.com>
12400 PR rtl-optimization/19705
12401 * doc/invoke.texi (Options That Control Optimization): Clarify
12402 -fno-branch-count-reg.
12404 2016-02-26 Richard Biener <rguenther@suse.de>
12405 Jeff Law <law@redhat.com>
12407 PR tree-optimization/69740
12408 * cfghooks.c (remove_edge): Request loop fixups if we delete
12409 an edge that might turn an irreducible loop into a natural
12411 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12412 Move after definition of loops_state_clear.
12414 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12416 PR rtl-optimization/69052
12417 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12420 2016-03-07 Tom de Vries <tom@codesourcery.com>
12422 PR tree-optimization/70116
12423 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12424 is_tm_ending stmts and ubsan/asan internal functions.
12425 (find_duplicate): Use it. Don't test is_tm_ending here.
12427 2016-03-07 Richard Biener <rguenther@suse.de>
12429 PR tree-optimization/70115
12430 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12431 (propagate_constants_for_unrolling): Use replace_uses_by.
12433 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12435 PR middle-end/69916
12436 * omp-low.c (struct oacc_loop): Add ifns.
12437 (new_oacc_loop_raw): Initialize it.
12438 (finish_oacc_loop): Clear mask & flags if no ifns.
12439 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12440 (oacc_loop_xform_loop): Add ifns arg & adjust.
12441 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12443 2016-03-07 Richard Henderson <rth@redhat.com>
12446 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12447 (insert_value_copy_on_edge): Likewise.
12449 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12451 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12453 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12456 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12458 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12460 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12462 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12464 Fix sseimul type attribute.
12465 * config/i386/znver1.md
12466 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12467 znver1_sseimul_avx256_load) : Fix the type attribute.
12468 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12469 pipe usage and latency.
12471 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12474 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12475 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12478 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12481 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12483 PR rtl-optimization/69941
12484 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12485 the reg share its mode.
12487 2016-03-04 Jeff Law <law@redhat.com>
12489 PR tree-optimization/69196
12490 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12491 If the both SSA_NAMEs are anonymous, then consider them unassociated
12492 and include the PHI in the statement count.
12494 2016-03-05 Tom de Vries <tom@codesourcery.com>
12496 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12497 construct in oacc routine. Check for oacc region in oacc routine.
12499 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12502 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12503 2016-02-22 changes, instead don't recurse if RECUR is already true.
12504 Don't change *dynamic_check if RECUR. Adjust recursive caller
12505 to pass true to the new argument.
12506 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12509 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12510 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12512 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12514 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12516 PR rtl-optimization/57676
12517 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12518 with flag_checking.
12520 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12522 * tree-vect-patterns.c (search_type_for_mask): Handle
12523 comparison of booleans.
12525 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12527 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12531 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12532 all other ops that have dw_val_class_die_ref operands,
12533 and DW_OP_GNU_entry_value.
12535 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12537 PR rtl-optimization/69904
12538 * config/arm/arm.c (arm_cannot_copy_insn_p):
12539 Return true for load-exclusive instructions.
12541 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12544 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12545 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12546 the pattern no matter if it is used just by non-pattern, pattern
12548 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12549 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12550 oprnd1 def_stmt is in pattern, don't look through it.
12552 2016-03-03 Marek Polacek <polacek@redhat.com>
12554 PR middle-end/70050
12555 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12557 2016-03-03 Martin Liska <mliska@suse.cz>
12559 PR tree-optimization/70043
12560 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12561 previous statement if we see a debug statement.
12563 2016-03-03 Richard Biener <rguenther@suse.de>
12565 PR tree-optimization/55936
12566 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12567 parameter and guard unsafe equivalence use.
12568 (vrp_evaluate_conditional_warnv_with_ops): Always use
12569 safe equivalences but not via the quadratic compare_names
12572 2016-03-03 Michael Collison <michael.collison@linaro.org>
12575 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12576 for operand 1 to s_register_operand. Change predicate for operand
12577 2 to arm_not_immediate_operand.
12579 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12581 * doc/tm.texi: Regenerated.
12583 2016-03-02 Richard Henderson <rth@redhat.com>
12586 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12587 simplification when all args are positive non-fixed registers.
12589 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12591 * target.def (lra_p): Specify that new ports should use LRA.
12593 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12596 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12597 gimplify_type_sizes the type they refer to.
12598 (omp_notice_variable): Handle reference vars to VLAs.
12599 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12600 reference to VLA decls in the second pass instead of first pass.
12602 2016-03-02 Tom de Vries <tom@codesourcery.com>
12604 PR tree-optimization/68659
12605 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12606 new_expr == NULL_TREE.
12607 (get_new_name): Handle ADDR_EXPR.
12609 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12611 PR rtl-optimization/69052
12612 * loop-invariant.c (canonicalize_address): New function.
12613 (inv_can_prop_to_addr_use): Check validity of address expression
12614 which is canonicalized by above function.
12616 2016-03-02 Alan Modra <amodra@gmail.com>
12619 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12622 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12625 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12626 (*movhi_internal): Put mask moves from and to memory separately
12627 from moves from/to GPRs.
12629 2016-03-02 Richard Biener <rguenther@suse.de>
12631 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12632 GENERIC expressions in GIMPLE.
12634 2016-03-02 Richard Biener <rguenther@suse.de>
12636 * config/i386/i386.c (type_natural_mode): Fix typo.
12638 2016-03-02 Nick Clifton <nickc@redhat.com>
12640 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12642 2016-03-02 Richard Biener <rguenther@suse.de>
12643 Uros Bizjak <ubizjak@gmail.com>
12646 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12648 2016-03-02 Richard Biener <rguenther@suse.de>
12650 PR middle-end/67278
12651 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12653 2016-03-02 Marek Polacek <polacek@redhat.com>
12656 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12657 "is promoted to" warning.
12659 2016-03-01 DJ Delorie <dj@redhat.com>
12661 * config.gcc: Deprecate mep-*.
12663 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12665 PR middle-end/70025
12666 * lra-constraints.c (regno_val_use_in): New.
12667 (match_reload): Use it instead of regno_use_in.
12669 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12671 PR rtl-optimization/70007
12672 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12673 references present in REG_EQUAL notes attached to non-SET patterns.
12675 2016-03-01 Jeff Law <law@redhat.com>
12677 PR tree-optimization/69196
12678 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12679 Appropriately clamp the number of statements to copy when the
12680 thread path does not traverse a loop backedge.
12682 PR tree-optimization/69196
12683 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12684 Do count some PHIs in the thread path against the insn count. Decrease
12685 final statement count by one as the control statement in the last
12686 block will get removed. Remove special cased code for handling PHIs
12689 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12692 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12693 asm dialect alternatives to explicit GOTPCREL calls.
12695 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12698 * ira.c (do_reload): Issue warning for generic stack checking here...
12699 * reload1.c (reload): ...instead of here and streamline it.
12701 2016-03-01 Nick Clifton <nickc@redhat.com>
12703 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12705 2016-03-01 Richard Biener <rguenther@suse.de>
12707 PR tree-optimization/69983
12708 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12709 types and fall back to operand_equal_p.
12711 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12714 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12716 * config/s390/constraints.md ("jm8"): New constraint.
12717 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12719 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12721 ("*setmem_long<setmem_and>"): New pattern.
12722 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12724 ("*setmem_long_31z<setmem_and>"): New pattern.
12725 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12726 New substitution rules with the required attributes.
12729 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12732 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12734 * gensupport.c (process_substs_on_one_elem): Split loop to
12735 complete mark_operands_used_in_match_dup on all expressions in the
12737 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12738 and remove function.
12740 2016-03-01 Richard Biener <rguenther@suse.de>
12742 PR middle-end/70022
12743 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12744 vector BIT_FIELD_REF extract.
12746 2016-03-01 Richard Biener <rguenther@suse.de>
12748 PR tree-optimization/69994
12749 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12751 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12753 PR tree-optimization/69956
12754 * tree-vect-stmts.c (supportable_widening_operation): Support
12755 multi-step conversion of boolean vectors.
12756 (supportable_narrowing_operation): Likewise.
12758 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12760 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12763 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12765 * config/s390/subst.md (DSI_VI): New mode iterator.
12766 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12767 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12768 the insn definition.
12769 ("*vec_set<mode>"): Change predicate and add alternative to
12770 support only either register or const_int operands as element
12772 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12774 ("vec_extract<mode>"): New expander.
12775 ("*vec_extract<mode>"): New insn definition supporting reg and
12776 const_int element selectors.
12777 ("*vec_extract<mode>_plus"): New insn definition supporting
12778 reg+const_int element selectors.
12779 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12780 following expander+insn definition.
12781 ("<vec_shifts_name><mode>3"): New expander.
12782 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12784 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12786 * config/s390/s390.md ("*tabort_1"): Change predicate to
12787 nonmemory_operand. Add a second alternative to cover
12788 register as well as const int operands.
12789 ("*tabort_1_plus"): New pattern definition.
12791 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12793 * config/s390/s390.md ("*ashrdi3_cc_31")
12794 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12795 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12796 Merge insn definitions into ...
12797 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12798 New pattern definition.
12799 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12800 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12801 ("*ashr<mode>3_and"): Merge insn definitions into ...
12802 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12803 New pattern definition.
12804 * config/s390/subst.md ("addr_style_op_cc_subst")
12805 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12806 substitutions patterns plus attributes.
12807 Add ashiftrt to SUBST iterator.
12809 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12811 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12812 op2 to nonmemory_operand.
12813 ("*<shift>di3_31", "*<shift>di3_31_and"):
12814 Merge into single pattern definition ...
12815 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12816 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12817 pattern definition ...
12818 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12819 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12822 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12824 * config/s390/predicates.md (const_int_6bitset_operand): New
12826 * config/s390/s390.md: Include subst.md.
12827 ("rotl<mode>3"): New expander.
12828 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12830 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12831 * config/s390/subst.md: New file.
12833 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12835 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12836 Remove RRR type. It doesn't really exist.
12837 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12839 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12840 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12841 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12842 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12843 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12844 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12845 `enabled' attribute.
12847 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12849 * gensupport.c (process_substs_on_one_elem): Split loop to
12850 complete mark_operands_used_in_match_dup on all expressions in the
12852 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12853 and remove function.
12855 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12858 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12859 (CEIL_NWORDS): ...this. Use CEIL macro.
12860 (compute_fp_layout): Adjust to above renaming.
12861 (function_arg_union_value): Likewise.
12862 (sparc_arg_partial_bytes): Likewise.
12863 (sparc_function_arg_advance): Likewise.
12865 2016-02-29 Jeff Law <law@redhat.com>
12867 PR tree-optimization/70005
12868 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12869 where an object with a boolean range is compared against a value
12872 PR tree-optimization/69999
12873 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12874 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12877 2016-02-29 Richard Biener <rguenther@suse.de>
12879 PR tree-optimization/69994
12880 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12881 (get_unary_op): Look through nop conversions.
12882 (ops_equal_values_p): New function, look for equality diregarding
12884 (eliminate_plus_minus_pair): Use ops_equal_values_p
12885 (repropagate_negates): Do not use get_unary_op here.
12887 2016-02-29 Martin Liska <mliska@suse.cz>
12889 * system.h: Poison ENABLE_CHECKING macro.
12891 2016-02-29 Martin Liska <mliska@suse.cz>
12893 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12894 is presented in dump flags.
12895 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12896 (hsa_regalloc): Likewise.
12898 2016-02-19 Richard Biener <rguenther@suse.de>
12900 PR tree-optimization/69980
12901 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12902 permutation of those we need to keep.
12904 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12907 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12908 (NWORDS_UP): ...this
12909 (init_cumulative_args): Minor tweaks.
12910 (sparc_promote_function_mode): Likewise.
12911 (scan_record_type): Delete.
12912 (traverse_record_type): New function template.
12913 (classify_data_t): New structure type.
12914 (classify_registers): New inline function.
12915 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12916 exhausted. Instantiate traverse_record_type on classify_registers and
12917 deal with the case of a structure passed in slot #15 with no FP field
12919 (assign_data_t): New structure type.
12920 (compute_int_layout): New static function.
12921 (compute_fp_layout): Likewise.
12922 (count_registers): New inline function.
12923 (assign_int_registers): New static function.
12924 (assign_fp_registers): Likewise.
12925 (assign_registers): New inline function.
12926 (function_arg_record_value_1): Delete.
12927 (function_arg_record_value_2): Likewise.
12928 (function_arg_record_value_3): Likewise.
12929 (function_arg_record_value): Adjust to above changes. Instantiate
12930 traverse_record_type on count_registers to first count the number of
12931 registers to be used and then on assign_registers to assign them.
12932 (function_arg_union_value): Adjust to above renaming.
12933 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12934 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12935 case of a structure passed in slot #15
12936 (sparc_function_arg_advance): Likewise.
12937 (function_arg_padding): Minor tweak.
12939 2016-02-29 Richard Biener <rguenther@suse.de>
12941 PR tree-optimization/69720
12942 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12943 the adjustment_def path for possibly vectorized defs.
12944 (vect_create_epilog_for_reduction): Handle vectorized initial
12947 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12949 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12951 2016-02-27 Jeff Law <law@redhat.com>
12954 2016-02-26 Richard Biener <rguenther@suse.de>
12955 Jeff Law <law@redhat.com>
12957 PR tree-optimization/69740
12958 * cfghooks.c (remove_edge): Request loop fixups if we delete
12959 an edge that might turn an irreducible loop into a natural
12962 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12964 PR rtl-optimization/69896
12965 * tree-vect-generic.c (get_compute_type): Avoid single element
12968 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12970 Rename the AArch64 tuning option and related functions to enable the
12971 Newton series for the reciprocal square root to reflect its
12972 approximative characteristic.
12974 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12975 function to "aarch64_emit_approx_rsqrt".
12976 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12977 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12978 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12979 (xgene1_tunings): Likewise.
12980 (use_rsqrt_p): Likewise.
12981 (aarch64_emit_swrsqrt): Use new function name.
12982 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12983 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12984 text explaining this option.
12985 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12987 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12990 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12991 complain about -mallow-movmisalign without -mvsx if
12992 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12994 2016-02-26 Joel Sherrill <joel@rtems.org>
12996 * config.gcc: Add x86_64-*-rtems*.
12997 * config/i386/rtems-64.h: New file.
12999 2016-02-26 Joel Sherrill <joel@rtems.org>
13001 * config.gcc: Add aarch64-*-rtems*.
13002 * config/aarch64/rtems.h: New file.
13004 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
13007 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
13008 shift amount using %h. Add comment.
13010 2016-02-26 Richard Biener <rguenther@suse.de>
13011 Jeff Law <law@redhat.com>
13013 PR tree-optimization/69740
13014 * cfghooks.c (remove_edge): Request loop fixups if we delete
13015 an edge that might turn an irreducible loop into a natural
13018 2016-02-26 Martin Jambor <mjambor@suse.cz>
13020 PR middle-end/69920
13021 * tree-sra.c (sra_modify_assign): Do not remove loads of
13022 uninitialized aggregates to SSA_NAMEs.
13024 2016-02-26 Richard Henderson <rth@redhat.com>
13027 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
13028 pseudo in case the target rtx matches the source of the left
13031 2016-02-26 Martin Jambor <mjambor@suse.cz>
13034 * hsa.h (hsa_type_packed_p): Declare.
13035 * hsa.c (hsa_type_packed_p): New function.
13036 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
13038 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
13039 * hsa-brig.c (emit_basic_insn): Likewise.
13041 2016-02-26 Martin Jambor <mjambor@suse.cz>
13044 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
13046 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
13048 2016-02-26 Martin Jambor <mjambor@suse.cz>
13050 * hsa.h (is_a_helper): New overload for hsa_op_immed for
13051 hsa_op_with_type operands.
13052 (hsa_unsigned_type_for_type): Declare.
13053 * hsa.c (hsa_unsigned_type_for_type): New function.
13054 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
13055 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
13056 the finalizer. Do not emit extra move.
13058 2016-02-26 Martin Jambor <mjambor@suse.cz>
13060 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
13061 atomic operations in private segment.
13063 2016-02-26 Martin Jambor <mjambor@suse.cz>
13065 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
13066 statements to wi->info. Also disallow omp simd constructs.
13067 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
13068 for not gridifying. Dump special string for omp_for.
13070 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13073 * config/aarch64/aarch64.c (aarch64_set_current_function):
13074 Save/restore target globals when switching to
13075 target_option_default_node.
13077 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13080 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
13081 Return 0 if !SHIFT_COUNT_TRUNCATED.
13083 2016-02-26 Jakub Jelinek <jakub@redhat.com>
13084 Eric Botcazou <ebotcazou@adacore.com>
13086 PR rtl-optimization/69891
13087 * dse.c (scan_insn): If we can't figure out memset arguments
13088 or they are non-constant, call clear_rhs_from_active_local_stores.
13090 2016-02-26 Martin Liska <mliska@suse.cz>
13092 * doc/extend.texi: Mention clog10, clog10f an clog10l
13093 in Builtins section.
13095 2016-02-26 Martin Liska <mliska@suse.cz>
13097 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
13099 (resolve_args_picking_1): Likewise.
13100 * dwarf2out.h (struct GTY): Likewise.
13102 2016-02-26 Martin Liska <mliska@suse.cz>
13104 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
13105 with flag_checking.
13106 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
13108 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
13109 Martin Liska <mliska@suse.cz>
13111 * doc/install.texi: Mention --enable-valgrind-annotations.
13113 2016-02-26 Richard Biener <rguenther@suse.de>
13115 PR tree-optimization/69551
13116 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
13117 looking through aliases adjust DECL_PT_UID to refer to the
13118 ultimate alias target.
13120 2016-02-25 Martin Liska <mliska@suse.cz>
13122 PR middle-end/69919
13123 * alloc-pool.c (after_memory_report): New variable.
13124 * alloc-pool.h (base_pool_allocator ::release): Do not use
13125 the infrastructure if after_memory_report.
13126 * toplev.c (toplev::main): Mark after memory report.
13128 2016-02-25 Richard Biener <rguenther@suse.de>
13130 PR tree-optimization/48795
13131 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
13133 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
13136 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
13137 offloading is enabled and -fopenacc or -fopenmp is specified.
13138 (CRTOFFLOADEND): Likewise.
13139 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
13140 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
13141 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
13142 (offload_objects_file_name): New static var.
13143 (tool_cleanup): Remove offload_objects_file_name file.
13144 (find_offloadbeginend): Replace with ...
13145 (find_crtoffloadtable): ... this.
13146 (run_gcc): Remove offload_argc and offload_argv.
13147 Get offload_objects_file_name from -foffload-objects=... option.
13148 Read names of object files with offload from this file, pass them to
13149 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13150 don't pass offloadbegin and offloadend to the linker. Don't pass
13151 offload non-LTO files to the linker, because now they're not claimed.
13153 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13156 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13157 on builtin_unreachable.
13159 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13161 PR rtl-optimization/69896
13162 * regcprop.c: Include cfgrtl.h.
13163 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13164 than remembered mode, either delete it (if noop_move_p), or
13165 treat like copy_p but not noop_p instruction.
13167 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13170 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13171 - allow NULL decl for Fortran DW_TAG_common_block variables.
13173 2016-02-24 Jason Merrill <jason@redhat.com>
13175 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13177 2016-02-24 Richard Biener <rguenther@suse.de>
13178 Jakub Jelinek <jakub@redhat.com>
13180 PR middle-end/69760
13181 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13182 conditionally executed ops to well-defined overflow behavior.
13184 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13186 PR middle-end/69915
13187 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13190 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13192 PR rtl-optimization/69886
13193 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13194 argument. Use it when checking validity of set instructions.
13195 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13196 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13198 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13199 * store-motion.c (find_moveable_store): Update
13200 can_assign_to_reg_without_clobbers_p callsite.
13202 2016-02-24 Richard Biener <rguenther@suse.de>
13204 PR middle-end/68963
13205 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13207 (record_nonwrapping_iv): Do not fall back to the low/high bound
13208 for non-constant IV bases if the stmt is not always executed.
13210 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13212 * config/arm/arm-cores.def (cortex-a32): New entry.
13213 * config/arm/arm-tables.opt: Regenerate.
13214 * config/arm/arm-tune.md: Regenerate.
13215 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13216 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13217 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13218 for -mcpu and -mtune.
13220 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13223 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13224 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13225 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13226 (atomic_loaddi_1): Delete.
13227 (atomic_loaddi): Rewrite expander using the above changes.
13229 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13232 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13235 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13236 Richard Biener <rguenth@suse.de>
13238 PR middle-end/69909
13239 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13240 set_mem_attributes if tem is SSA_NAME which got expanded
13243 2016-02-24 Richard Biener <rguenther@suse.de>
13245 PR tree-optimization/69907
13246 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13247 end of permutations for BB vectorization.
13249 2016-02-24 Christian Bruel <christian.bruel@st.com>
13251 * config/arm/arm-c.c (arm_option_override): Initialize
13252 target_option_current_node.
13253 * config/arm/arm.c (arm_pragma_target_parse): Replace
13254 build_target_option_node call by target_option_current_node.
13255 Set target_option_current_node.
13258 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13261 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13262 define_insn_and_split to define_insn.
13263 (zero_extendqi<mode>2_dot2): Same.
13264 (extendqi<mode>2_dot): Same.
13265 (extendqi<mode>2_dot2): Same.
13267 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13269 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13270 and add bypass for AES{D,E} and AESMC pairs.
13271 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13274 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13276 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13277 series for reciprocal square root in Exynos M1.
13279 2016-02-23 Martin Sebor <msebor@redhat.com>
13282 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13283 __builtin_alloca_with_align.
13285 2016-02-23 Richard Henderson <rth@redhat.com>
13287 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13288 (ix86_register_pragmas): Remove __seg_tls.
13289 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13290 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13291 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13292 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13293 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13294 * doc/extend.texi (__seg_tls): Remove item.
13296 2016-02-23 Richard Biener <rguenther@suse.de>
13298 * alloc-pool.h (struct allocation_object): Make id member
13299 conditional on CHECKING_P again.
13300 (get_instance): Adjust.
13301 (base_pool_allocator): Likewise.
13303 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13305 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13306 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13308 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13310 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13312 2016-02-23 Richard Biener <rguenther@suse.de>
13314 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13315 * bitmap.h (struct bitmap_usage): Likewise.
13316 (bitmap_move): Declare.
13317 * bitmap.c (register_overhead): Take size_t argument.
13318 (bitmap_move): New function.
13319 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13320 to properly account overhead.
13321 * tree.c (free_node): Use tree_size.
13323 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13326 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13327 when inverting comparison.
13330 * common.opt (Wunreachable-code): Add Warning flag.
13332 2016-02-23 Mark Wielaard <mjw@redhat.com>
13333 Jakub Jelinek <jakub@redhat.com>
13336 * cgraphunit.c (check_global_declaration): Check main_input_filename
13337 and DECL_SOURCE_FILE are not NULL.
13339 2016-02-23 Martin Jambor <mjambor@suse.cz>
13341 PR tree-optimization/69666
13342 * tree-sra.c (sra_modify_assign): Do not attempt to create
13343 default_def replacements for unscalarizable regions.
13345 2016-02-20 Mark Wielaard <mjw@redhat.com>
13348 * cgraphunit.c (check_global_declaration): Check level of
13349 warn_unused_const_variable and main_input_filename.
13350 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13351 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13352 (-Wunused-const-variable): Explain levels 1 and 2.
13354 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13357 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13358 identical arguments. Formatting and spelling fixes.
13361 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13366 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13367 and m68k-devices.def.
13368 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13369 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13371 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13373 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13374 and HImode registers.
13376 2016-02-22 Richard Biener <rguenther@suse.de>
13378 PR tree-optimization/69882
13379 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13380 preserve permutations present because of gaps.
13381 (vect_supported_load_permutation_p): Always continue checking
13382 permutations after vect_attempt_slp_rearrange_stmts.
13384 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13386 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13387 min_profitable_estimate, rather than min_profitable_iters.
13389 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13392 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13393 SImode for last match_operand.
13395 2016-02-22 Martin Liska <mliska@suse.cz>
13397 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13398 return bitsize - 1 as the return value.
13400 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13404 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13405 Handle negative shift counts.
13406 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13407 force_reg on the shift constant.
13408 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13409 (lshrsi3_d): Handle negative shift counts.
13411 2016-02-22 Richard Biener <rguenther@suse.de>
13412 Tom de Vries <tom@codesourcery.com>
13414 * graph.c: Include dumpfile.h.
13415 (print_graph_cfg): Split into three overloads.
13416 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13418 2016-02-22 Tom de Vries <tom@codesourcery.com>
13420 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13423 2016-02-22 Richard Biener <rguenther@suse.de>
13426 * ipa-inline-transform.c (inline_call): When not updating
13427 overall summaries adjust self size by the growth estimate.
13428 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13429 hash-set, do not update overall summaries here. Renamed from ...
13430 (inline_to_all_callers): ... this which is now wrapping the
13431 above and performing delayed overall summary update.
13432 (early_inline_small_functions): Delay updating of the overall
13435 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13437 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13440 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13443 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13444 :%* in %:gt() argument.
13445 (greater_than_spec_func): Adjust for expecting only numbers,
13446 if there are more than two numbers, compare the last two.
13448 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13450 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13451 -Wnarrowing with -std.
13453 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13456 * expr.c (store_field): Don't use bit-field path if exp is
13457 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13458 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13459 and the assignment can be performed by bitwise copy. Formatting
13462 PR middle-end/69838
13463 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13464 call copy_reg_eh_region_note_forward on before and/or after sequences
13465 and remove note from insn if it no longer can throw.
13468 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13469 if TARGET_AVX512BW.
13471 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13473 * config/s390/vector.md: Add missing commutative operand markers
13474 to the patterns which qualify for one.
13475 * config/s390/vx-builtins.md: Likewise.
13477 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13479 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13480 types to mode iterators.
13481 (vec_double): ... and mode attribute.
13482 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13484 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13486 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13487 Change the predicate of op2 from nonimmediate to general and let
13488 reload fix it if necessary.
13490 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13492 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13494 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13496 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13499 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13501 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13502 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13503 * config/s390/s390.md ("movstr<P:mode>"): Call
13504 s390_expand_vec_movstr.
13506 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13508 * config/s390/s390.md: Add missing output modifier for operand 1
13509 to print it as address properly.
13511 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13513 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13514 * config/s390/2964.md: New file.
13515 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13516 of insn grouping attributes depending on the CPU level.
13517 (s390_get_unit_mask): New function.
13518 (s390_sched_score): Remove the OOO from the scheduling macros.
13519 Add loop to calculate a score for the instruction mix.
13520 (s390_sched_reorder): Likewise plus improve debug output.
13521 (s390_sched_variable_issue): Rename macros as above. Calculate
13522 the unit distances after actually scheduling an insn. Improve
13524 (s390_sched_init): Clear last_scheduled_unit_distance array.
13525 * config/s390/s390.md: Include 2964.md.
13527 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13530 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13531 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13532 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13533 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13534 *avx512f_<code>v8div16qi2_mask_1): New insns.
13536 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13539 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13542 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13543 earlyclobber from target. Use wF constraint for fused memory
13545 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13547 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13548 Martin Liska <mliska@suse.cz>
13551 * cfgexpand.c (asan_sanitize_stack_p): New function.
13552 (partition_stack_vars): Use the function.
13553 (expand_stack_vars): Likewise.
13554 (defer_stack_allocation): Likewise.
13555 (expand_used_vars): Likewise.
13557 2016-02-18 Richard Biener <rguenther@suse.de>
13559 PR middle-end/69553
13560 * fold-const.c (operand_equal_p): Properly compare offsets for
13561 IMAGPART_EXPR and ARRAY_REF.
13563 2016-02-18 Nick Clifton <nickc@redhat.com>
13567 * config/arm/arm.c (arm_option_override_internal): Disable
13568 interworking if the target does not support thumb instructions.
13569 (arm_reload_in_hi): Handle the case where a register to register
13570 move needs reloading because there is no simple pattern to handle
13572 (arm_reload_out_hi): Likewise.
13574 2016-02-18 Richard Biener <rguenther@suse.de>
13576 PR middle-end/69854
13577 * match.pd: Don't use fold_binary or fold_unary for folding
13580 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13583 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13584 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13585 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13586 warn on gimple_no_warning_p statements.
13588 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13590 * doc/extend.texi (C++ Attributes): Correct description of
13591 warn_unused type attribute.
13593 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13595 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13596 correct instruction.
13598 2016-02-17 Richard Biener <rguenther@suse.de>
13600 PR rtl-optimization/69609
13601 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13602 (find_traces_1_round): When ending a trace update cached priority
13604 (bb_to_key): Use cached priority when available.
13605 (copy_bb): Initialize cached priority.
13606 (reorder_basic_blocks_software_trace_cache): Likewise.
13608 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13611 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13613 (aarch64_comparison_operator): Break overly long line into two.
13614 (aarch64_comparison_operation): Likewise.
13615 * config/aarch64/aarch64.md (cstorecc4): Use
13616 aarch64_comparison_operator_mode instead of
13617 aarch64_comparison_operator.
13618 (cstore<mode>4): Likewise.
13619 (aarch64_cstore<mode>): Likewise.
13620 (*cstoresi_insn_uxtw): Likewise.
13621 (cstore<mode>_neg): Likewise.
13622 (*cstoresi_neg_uxtw): Likewise.
13624 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13627 * config/arm/predicates.md (arm_comparison_operator_mode):
13629 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13630 instead of arm_comparison_operator.
13631 (*mov_negscc): Likewise.
13632 (*mov_notscc): Likewise.
13633 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13634 (*thumb2_mov_negscc): Likewise.
13635 (*thumb2_mov_negscc_strict_it): Likewise.
13636 (*thumb2_mov_notscc): Likewise.
13637 (*thumb2_mov_notscc_strict_it): Likewise.
13639 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13641 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13642 Add missing return.
13644 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13646 * config/visium/visium.c (machine_libfunc_index): New enum.
13647 (machine_libfuncs): New structure.
13648 (visium_libfuncs): New static variable.
13649 (TARGET_INIT_LIBFUNCS): Define to...
13650 (visium_init_libfuncs): ...this. New function.
13651 (expand_block_move_4): Use the appropriate libfunc.
13652 (expand_block_move_2): Likewise.
13653 (expand_block_move_1): Likewise.
13654 (expand_block_set_4): Likewise.
13655 (expand_block_set_2): Likewise.
13656 (expand_block_set_1): Likewise.
13657 (visium_trampoline_init): Likewise.
13659 2016-02-17 Nick Clifton <nickc@redhat.com>
13661 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13662 TI's devices.csv file as of March 2016.
13664 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13667 * opts-global.c (handle_common_deferred_options): Introduce and
13668 initialize two global variables to remember command-line options
13669 specifying a stack-limiting register.
13670 * opts.h: Add extern declarations of the two new global variables.
13671 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13672 variable based on the values of the two new global variables.
13674 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13677 * common.opt (Wnonnull-compare): New warning.
13678 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13679 of arguments against NULL.
13680 (-Wnonnull-compare): Document.
13681 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13682 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13683 * passes.def (pass_warn_nonnull_compare): Add.
13684 * gimple-ssa-nonnull-compare.c: New file.
13686 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13688 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13689 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13691 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13693 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13694 reciprocal sqrt for -mlow-precision-recip-sqrt.
13696 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13697 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13699 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13700 always use lane loads to construct non-constant vectors.
13702 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13704 * config/aarch64/aarch64.md
13705 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13706 constraints for operand 3.
13707 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13709 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13710 Richard Biener <rguenther@suse.de>
13712 PR tree-optimization/69820
13713 * tree-vect-patterns.c (type_conversion_p): Return false if
13714 *orig_type is unsigned single precision or boolean.
13715 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13718 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13720 PR rtl-optimization/69764
13721 PR rtl-optimization/69771
13722 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13723 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13725 2016-02-16 Richard Biener <rguenther@suse.de>
13727 PR tree-optimization/69776
13728 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13730 (indirect_refs_may_alias_p): Likewise.
13731 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13732 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13733 according to tbaa_p.
13734 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13735 (optimize_stmt): For redundant store discovery do not allow tbaa.
13737 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13739 PR tree-optimization/69714
13740 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13741 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13743 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13745 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13746 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13747 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13748 * config/arc/arc.c (arc_init): Check FPU options.
13749 (get_arc_condition_code): Handle new CC_FPU* modes.
13750 (arc_select_cc_mode): Likewise.
13751 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13752 register pair only. Allow access for ARCv2 accumulator.
13753 (gen_compare_reg): Whenever we have FPU support use FPU compare
13755 (arc_reorg): Don't generate brcc insns when FPU compare
13756 instructions are involved.
13757 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13758 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13759 floating point emulation.
13760 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13761 (REVERSE_CONDITION): Add new CC_FPU* modes.
13762 (TARGET_FP_SP_BASE): Define.
13763 (TARGET_FP_DP_BASE): Likewise.
13764 (TARGET_FP_SP_FUSED): Likewise.
13765 (TARGET_FP_DP_FUSED): Likewise.
13766 (TARGET_FP_SP_CONV): Likewise.
13767 (TARGET_FP_DP_CONV): Likewise.
13768 (TARGET_FP_SP_SQRT): Likewise.
13769 (TARGET_FP_DP_SQRT): Likewise.
13770 (TARGET_FP_DP_AX): Likewise.
13771 * config/arc/arc.md (ARCV2_ACC): New constant.
13772 (type): New fpu type attribute.
13773 (SDF): Conditional iterator.
13774 (cstore<mode>, cbranch<mode>): Change expand condition.
13775 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13776 handles FPU/FPX cases as well.
13777 * config/arc/arc.opt (mfpu): New option.
13778 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13780 (adddf3, muldf3, subdf3): Removed.
13781 * config/arc/predicates.md (proper_comparison_operator): Recognize
13783 * config/arc/fpu.md: New file.
13784 * doc/invoke.texi (ARC Options): Document mfpu option.
13786 2016-02-16 Richard Biener <rguenther@suse.de>
13788 PR rtl-optimization/69291
13789 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13790 noce_operand_ok check.
13792 2016-02-16 Tom de Vries <tom@codesourcery.com>
13795 * omp-low.c (simd_clone_create): Remove call to
13796 symtab->call_cgraph_insertion_hooks.
13798 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13800 PR tree-optimization/69802
13801 * tree-ssa-reassoc.c (update_range_test): If op is
13802 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13803 op == 1 test of precision 1 integral op, otherwise handle
13804 that case as op itself. Fix up formatting.
13805 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13808 2016-02-16 Richard Biener <rguenther@suse.de>
13810 PR tree-optimization/69586
13811 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13812 types for conversion sources.
13814 2016-02-16 Richard Biener <rguenther@suse.de>
13816 PR middle-end/69801
13817 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13818 mask OEP_ADDRESS_OF.
13820 2016-02-16 Alan Modra <amodra@gmail.com>
13823 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13824 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13825 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13827 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13828 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13829 (p8_fmrgow_<mode>): Likewise.
13830 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13832 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13833 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13834 to use movdi_internal64. Remove op0_di.
13835 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13837 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13839 Add support for the FCCMP insn types
13841 * config/aarch64/aarch64.md (fccmp): Change insn type.
13842 (fccmpe): Likewise.
13843 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13844 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13845 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13846 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13847 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13848 * config/arm/types.md (fccmps): Add new insn type.
13849 (fccmpd): Likewise.
13851 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13853 * alias.c (get_alias_set): Fix a typo in comment.
13855 2016-02-15 Richard Biener <rguenther@suse.de>
13857 PR tree-optimization/69595
13858 * match.pd: Complete range test simplification to true.
13860 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13862 PR rtl-optimization/69648
13863 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13864 pic_offset_table_rtx.
13866 PR rtl-optimization/69752
13867 * ira.c (update_equiv_regs): When looking for more than a single SET,
13868 also take other side effects into account.
13870 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13872 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13873 for z900+ CPUs in 31-bit mode.
13875 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13877 * common/config/s390/s390-common.c (s390_supports_split_stack):
13879 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13880 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13881 * config/s390/s390.c (struct machine_function): New field
13882 split_stack_varargs_pointer.
13883 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13884 in s390_emit_prologue.
13885 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13887 (morestack_ref): New global.
13888 (SPLIT_STACK_AVAILABLE): New macro.
13889 (s390_expand_split_stack_prologue): New function.
13890 (s390_live_on_entry): New function.
13891 (s390_va_start): Use split-stack vararg pointer if appropriate.
13892 (s390_asm_file_end): Emit the split-stack note sections.
13893 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13894 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13895 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13896 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13897 (split_stack_prologue): New expand.
13898 (split_stack_space_check): New expand.
13899 (split_stack_data): New insn.
13900 (split_stack_call): New expand.
13901 (split_stack_call_*): New insn.
13902 (split_stack_cond_call): New expand.
13903 (split_stack_cond_call_*): New insn.
13905 2016-02-15 Richard Biener <rguenther@suse.de>
13907 PR tree-optimization/69783
13908 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13909 Add trivially correct cases.
13911 2016-02-15 Tom de Vries <tom@codesourcery.com>
13914 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13916 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13918 2016-02-15 Richard Biener <rguenther@suse.de>
13920 PR tree-optimization/69776
13921 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13922 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13923 indicate whether we can use TBAA to disambiguate against stores.
13924 Use alias-set zero if not.
13925 (visit_reference_op_store): Do not use TBAA when looking up
13927 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13928 (eliminate_dom_walker::before_dom_children): But not when looking
13929 up redundant stores.
13931 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13933 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13935 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13937 * config/i386/znver1.md
13938 (znver1_pop, znver1_pop_mem,
13939 znver1_load_imov_double_store,
13940 znver1_load_imov_direct_store,
13941 znver1_load_imov_direct_load,
13942 znver1_load_imov_double_load): Add new.
13943 (znver1_insn, znver1_insn_load): Add icmov type.
13944 (znver1_sseavx_fma,
13945 znver1_sseavx_fma_load,
13947 znver1_avx256_fma_load): Fix pipe usage.
13949 2016-02-14 Alan Modra <amodra@gmail.com>
13952 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13953 with an invalid hard reg, reload just the reg not the entire
13954 pre/post-inc/dec address expression.
13956 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13959 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13960 fixed R1_REG scratch reg.
13961 (sibcall_value_pcrel_fdpic): Likewise.
13963 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13967 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13969 2016-02-12 Walter Lee <walt@tilera.com>
13971 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13972 * config/tilegx/t-tilegx: Likewise.
13974 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13977 * diagnostic-show-locus.c (struct line_span): New struct.
13978 (layout::get_first_line): Delete.
13979 (layout::get_last_line): Delete.
13980 (layout::get_num_line_spans): New member function.
13981 (layout::get_line_span): Likewise.
13982 (layout::print_heading_for_line_span_index_p): Likewise.
13983 (layout::get_expanded_location): Likewise.
13984 (layout::calculate_line_spans): Likewise.
13985 (layout::m_first_line): Delete.
13986 (layout::m_last_line): Delete.
13987 (layout::m_line_spans): New field.
13988 (layout::layout): Update comment. Replace m_first_line and
13989 m_last_line with m_line_spans, replacing their initialization
13990 with a call to calculate_line_spans.
13991 (diagnostic_show_locus): When printing source lines and
13992 annotations, rather than looping over a single span
13993 of lines, instead loop over each line_span within
13994 the layout, with an inner loop over the lines within them.
13995 Call the context's start_span callback when changing line spans.
13996 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13997 (diagnostic_build_prefix): Break out the building of the location
13998 part of the string into...
13999 (diagnostic_get_location_text): ...this new function, rewriting
14000 it from nested ternary expressions to a sequence of "if"
14002 (default_diagnostic_start_span_fn): New function.
14003 * diagnostic.h (diagnostic_start_span_fn): New typedef.
14004 (diagnostic_context::start_span): New field.
14005 (default_diagnostic_start_span_fn): New prototype.
14007 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14010 * gcc.c (driver::finalize): Fix cleanup of "specs".
14012 2016-02-12 David Malcolm <dmalcolm@redhat.com>
14016 * gcc.c (driver::driver): Initialize m_option_suggestions.
14017 (driver::~driver): Clean up m_option_suggestions.
14018 (suggest_option): Convert to...
14019 (driver::suggest_option): ...this, and split out into
14020 driver::build_option_suggestions and find_closest_string.
14021 (driver::build_option_suggestions): New function, from
14022 first half of suggest_option. Special-case
14023 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
14024 the sanitizer_opts array. For options of enum types, add the
14025 various enum values to the candidate strings.
14026 (driver::handle_unrecognized_options): Remove "const".
14027 * gcc.h (driver::handle_unrecognized_options): Likewise.
14028 (driver::build_option_suggestions): New decl.
14029 (driver::suggest_option): New decl.
14030 (driver::m_option_suggestions): New field.
14031 * opts-common.c (add_misspelling_candidates): New function.
14032 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
14033 and make non-static.
14034 * opts.h (sanitizer_opts): New array decl.
14035 (add_misspelling_candidates): New function decl.
14036 * spellcheck.c (find_closest_string): New function.
14037 * spellcheck.h (find_closest_string): New function decl.
14039 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14041 PR rtl-optimization/69764
14042 PR rtl-optimization/69771
14043 * optabs.c (expand_binop_directly): For shift_optab_p, force
14044 convert_modes with VOIDmode if xop1 has VOIDmode.
14046 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
14049 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
14050 to correctly determine instrumentation thunks.
14052 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14055 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
14056 type by reference, force lhs on the call.
14059 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
14060 Compute retval and retbnd early in all cases if split_part_return_p
14061 and return_bb is not EXIT. Remove all clobber stmts and reset
14062 all debug stmts that refer to SSA_NAMEs defined in split part,
14063 except if it is retval, in that case replace the old retval with the
14064 lhs of the call to the split part.
14066 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14069 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14071 PR middle-end/66726
14072 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14073 whose result is used in PHI.
14074 (maybe_optimize_range_tests): Likewise.
14075 (final_range_test_p): Likweise.
14077 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
14079 PR middle-end/66726
14080 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
14081 whose result is used in PHI.
14082 (maybe_optimize_range_tests): Likewise.
14083 (final_range_test_p): Likweise.
14085 2016-02-12 Jakub Jelinek <jakub@redhat.com>
14087 * cgraph.c: Spelling fixes - behaviour -> behavior and
14088 neighbour -> neighbor.
14089 * target.def: Likewise.
14090 * sel-sched.c: Likewise.
14091 * config/mips/mips.c: Likewise.
14092 * config/arc/arc.md: Likewise.
14093 * config/arm/cortex-a57.md: Likewise.
14094 * config/arm/arm.c: Likewise.
14095 * config/arm/neon.md: Likewise.
14096 * config/arm/arm-c.c: Likewise.
14097 * config/vms/vms-c.c: Likewise.
14098 * config/s390/s390.c: Likewise.
14099 * config/i386/znver1.md: Likewise.
14100 * config/i386/i386.c: Likewise.
14101 * config/ia64/hpux-unix2003.h: Likewise.
14102 * config/msp430/msp430.md: Likewise.
14103 * config/rx/rx.c: Likewise.
14104 * config/rx/rx.md: Likewise.
14105 * config/aarch64/aarch64-simd.md: Likewise.
14106 * config/aarch64/aarch64.c: Likewise.
14107 * config/nvptx/nvptx.c: Likewise.
14108 * config/bfin/bfin.c: Likewise.
14109 * config/cris/cris.opt: Likewise.
14110 * config/rs6000/rs6000.c: Likewise.
14111 * target.h: Likewise.
14112 * spellcheck.c: Likewise.
14113 * ira-build.c: Likewise.
14114 * tree-inline.c: Likewise.
14115 * builtins.c: Likewise.
14116 * lra-constraints.c: Likewise.
14117 * explow.c: Likewise.
14118 * hwint.h: Likewise.
14119 * targhooks.c: Likewise.
14120 * tree-vect-data-refs.c: Likewise.
14121 * expr.c: Likewise.
14122 * doc/tm.texi: Likewise.
14123 * doc/extend.texi: Likewise.
14124 * doc/install.texi: Likewise.
14125 * doc/md.texi: Likewise.
14126 * tree-ssa-tail-merge.c: Likewise.
14127 * sched-int.h: Likewise.
14128 * match.pd: Likewise.
14129 * sched-ebb.c: Likewise.
14130 * target.def (omit_struct_return_reg): Likewise.
14131 * gimple-ssa-isolate-paths.c: Likewise.
14132 (find_implicit_erroneous_behaviour): Renamed to...
14133 (find_implicit_erroneous_behavior): ... this.
14134 (find_explicit_erroneous_behaviour): Renamed to...
14135 (find_explicit_erroneous_behavior): ... this.
14136 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
14138 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
14140 PR rtl-optimization/64682
14141 PR rtl-optimization/69567
14142 PR rtl-optimization/69737
14143 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
14144 in I2 as well, just lose it.
14146 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14148 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14150 (aarch64_last_printed_tune_string): Likewise.
14151 (aarch64_declare_function_name): Only output .arch assembler
14152 directive if it will be different from the previously output
14153 directive. Same for .tune comment but only if -dA is set.
14154 (aarch64_start_file): New function.
14155 (TARGET_ASM_FILE_START): Define.
14157 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14160 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14162 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14165 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14166 -Wmaybe-uninitialized warning.
14168 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14171 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14173 2016-02-11 Richard Biener <rguenther@suse.de>
14175 PR rtl-optimization/69291
14176 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14177 subexpressions affected by changing the result.
14179 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14182 * lra-constraints.c (curr_insn_transform): Find in/out operands
14183 for secondary memory moves. Update dups.
14185 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14187 PR tree-optimization/69652
14188 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14189 to nested loop, did source re-formatting, skip debug statements,
14190 add check on statement with volatile operand, remove dead scalar
14193 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14194 Patrick Palka <ppalka@gcc.gnu.org>
14198 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14199 calls if the return type is TREE_ADDRESSABLE.
14200 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14201 * ipa-split.c (split_function): Fix doubled "we" in comment.
14202 Use void return type for the split part even if
14203 !split_point->split_part_set_retval.
14205 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14207 PR tree-optimization/68021
14208 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14209 when computing the value of biv cand by itself.
14211 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14213 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14214 (cortexa57_tunings): Likewise.
14215 (cortexa72_tunings): Likewise.
14216 (arch_macro_fusion_pair_p): Add support for AES fusion.
14217 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14218 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14219 Allow virtual registers before reload so early scheduling works.
14220 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14221 correct latency and pipeline.
14222 (cortex_a57_crypto_complex): Likewise.
14223 (cortex_a57_crypto_xor): Likewise.
14224 (define_bypass): Add AES bypass.
14226 2016-02-10 Richard Biener <rguenther@suse.de>
14228 PR tree-optimization/69726
14229 * passes.def: Add DCE pass before late uninit.
14230 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14231 really fixup if-conversions job.
14233 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14235 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14236 (arm_cortex_a57_tune): Likewise.
14237 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14238 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14240 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14242 * timevar.def (TV_PHASE_DBGINFO): Delete.
14243 (TV_PHASE_CHECK_DBGINFO): Likewise.
14244 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14246 2016-02-10 Richard Biener <rguenther@suse.de>
14248 PR tree-optimization/69719
14249 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14250 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14252 2016-02-09 Andrew Pinski <apinski@cavium.com>
14255 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14256 get_vcond_mask_icode returns false.
14258 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14261 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14262 an ADDIS that adds a pointer to a large constant that sets the
14263 upper16 bits with a load operation.
14265 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14268 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14270 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14272 (vzipq_s16): Likewise.
14273 (vzipq_s32): Likewise.
14274 (vzipq_f32): Likewise.
14275 (vzipq_u8): Likewise.
14276 (vzipq_u16): Likewise.
14277 (vzipq_u32): Likewise.
14278 (vzipq_p8): Likewise.
14279 (vzipq_p16): Likewise.
14281 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14284 * config/arm/arm.c (neon_endian_lane_map): New function.
14285 (neon_vector_pair_endian_lane_map): New function.
14286 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14287 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14289 (vuzpq_s16): Likewise.
14290 (vuzpq_s32): Likewise.
14291 (vuzpq_f32): Likewise.
14292 (vuzpq_u8): Likewise.
14293 (vuzpq_u16): Likewise.
14294 (vuzpq_u32): Likewise.
14295 (vuzpq_p8): Likewise.
14296 (vuzpq_p16): Likewise.
14298 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14301 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14304 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14306 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14307 truncate const_int operand 1 to QImode.
14309 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14311 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14312 corresponding to an abnormal edge.
14314 2016-02-09 Tom de Vries <tom@codesourcery.com>
14316 PR tree-optimization/69599
14317 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14319 (find_func_aliases_for_builtin_call, find_func_clobbers)
14320 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14323 2016-02-09 Richard Biener <rguenther@suse.de>
14325 PR tree-optimization/69715
14326 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14327 LHS on calls as non-rewritable.
14329 2016-02-09 Tom de Vries <tom@codesourcery.com>
14332 * lto-wrapper.c (append_diag_options): New function.
14333 (compile_offload_image): Call append_diag_options.
14335 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14338 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14339 Minor copy-edit to fix verb tenses.
14341 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14343 PR tree-optimization/69209
14344 * ipa-split.c (split_function): If split part is not
14345 returning retval, retval has gimple type but is not
14346 gimple value, force it into a SSA_NAME first.
14348 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14350 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14353 2016-02-08 Jason Merrill <jason@redhat.com>
14356 * convert.c (convert_to_integer_1): Check dofold on truncation
14358 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14359 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14360 Rename from *_nofold.
14361 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14362 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14364 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14367 * tree.c (build_common_tree_nodes): Remove short_double argument.
14368 All callers changed.
14369 * tree.h (build_common_tree_nodes): Adjust declaration.
14370 * doc/invoke.texi (-fshort-double): Remove documentation.
14371 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14372 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14373 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14374 (append_linker_options): Don't handle OPT_fshort_double.
14376 PR rtl-optimization/68730
14377 * lra-remat.c (insn_to_cand_activation): New static variable.
14378 (lra_remat): Allocate and free it.
14379 (create_cand): New arg activation. Initialize a field in
14380 insn_to_cand_activation if it is nonnull.
14381 (create_cands): Pass the activation insn to create_cand when making
14382 a candidate involving an output reload. Reorganize code a little.
14383 (do_remat): Keep track of active status of candidates in a separate
14386 2016-02-08 Richard Biener <rguenther@suse.de>
14388 PR tree-optimization/69719
14389 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14390 Properly use absolute of the difference of the two offsets to
14391 compare or adjust the segment length.
14393 2016-02-08 Richard Biener <rguenther@suse.de>
14394 Jeff Law <law@redhat.com>
14397 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14398 types for anonymous SSA names.
14400 2016-02-08 Richard Biener <rguenther@suse.de>
14402 PR rtl-optimization/69274
14403 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14405 2016-02-08 Jeff Law <law@redhat.com>
14407 PR tree-optimization/65917
14408 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14409 equivalences from if (x == y) style conditionals.
14410 (loop_depth_of_name): Remove.
14411 (record_equality): Remove loop depth check.
14412 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14413 (const_and_copies::record_const_or_copy_raw): New member function.
14414 * tree-ssa-scopedtables.c
14415 (const_and_copies::record_const_or_copy_raw): New, factored out of
14416 (const_and_copies::record_const_or_copy): Call new member function.
14418 2016-02-05 Jeff Law <law@redhat.com>
14420 PR tree-optimization/68541
14421 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14422 (count_stmts_in_block): New function.
14423 (poor_ifcvt_candidate_code): Likewise.
14424 (is_feasible_trace): Add some heuristics to determine when path
14425 splitting is profitable.
14426 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14427 is a diamond with a single exit.
14429 2016-02-05 Martin Sebor <msebor@redhat.com>
14432 * doc/invoke.texi: Update -Wplacement-new to take an optional
14435 2016-02-06 Richard Henderson <rth@redhat.com>
14438 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14439 out of non-standard address spaces.
14441 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14443 PR rtl-optimization/69691
14444 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14446 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14448 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14449 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14450 (*ieee128_mfvsrd_64bit): Likewise.
14451 (*ieee128_mfvsrd_32bit): Likewise.
14453 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14457 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14459 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14460 instrumented_version.
14462 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14464 * doc/invoke.texi (Optimize Options): In table of --param options
14465 rename second occurrence of tracer-min-branch-ratio to
14466 tracer-min-branch-probability, rename
14467 tracer-min-branch-ratio-feedback to
14468 tracer-min-branch-probability-feedback and clarify description,
14469 rename sched-spec-state-edge-prob-cutoff to
14470 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14471 to selsched-insns-to-rename, rename lto-minpartition to
14472 lto-min-partition, delete reorder-blocks-duplicate and
14473 reorder-blocks-duplicate-feedback.
14475 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14477 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14480 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14482 * doc/extend.texi: S/390: Correct some typos.
14484 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14486 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14488 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14491 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14492 (s390_register_info_gprtofpr): Use new macros above.
14493 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14495 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14496 its name. Adjust restore and save gpr ranges.
14497 (s390_register_info_set_ranges): New function.
14498 (s390_register_info): Use new macros above. Call
14499 s390_register_info_set_ranges.
14500 (s390_optimize_register_info): Likewise.
14501 (s390_hard_regno_rename_ok): Use new macros.
14502 (s390_hard_regno_scratch_ok): Likewise.
14503 (s390_emit_epilogue): Likewise.
14504 (s390_can_use_return_insn): Likewise.
14505 (s390_optimize_prologue): Likewise.
14506 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14508 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14511 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14513 (ix86_option_override_internal): Disable TARGET_STV even for
14514 -m{incoming,preferred}-stack-boundary=3.
14516 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14518 * config.gcc: Mark deprecated rtems targets as obsolete.
14520 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14522 PR rtl-optimization/64682
14523 PR rtl-optimization/69567
14524 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14525 before I2 only if the register is both used and set in I2.
14527 2016-02-04 DJ Delorie <dj@redhat.com>
14529 * config/msp430/msp430.c (msp430_start_function): Add function type.
14531 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14534 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14536 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14538 PR rtl-optimization/69577
14540 2015-10-29 Richard Henderson <rth@redhat.com>
14544 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14545 sse check to the exact conditions of PR 67609.
14547 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14550 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14551 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14552 not allowed into the traditional Altivec registers.
14553 (movtd_64bit_nodm): Likewise.
14554 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14556 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14558 * config/aarch64/cortex-a57-fma-steering.c
14559 (aarch64_register_fma_steering): Remove "static" from arguments
14562 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14565 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14566 twice when complex.
14568 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14570 * doc/invoke.texi: Delete -mno-fma4.
14572 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14574 PR rtl-optimization/69577
14575 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14576 (find_subregs_of_mode): Update accordingly. Iterate over partial
14579 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14581 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14582 * config/arm/arm.c (neon_reinterpret): Remove.
14583 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14584 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14585 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14586 vreinterpretti): Remove.
14587 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14588 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14589 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14590 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14591 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14592 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14593 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14594 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14595 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14596 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14597 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14598 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14599 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14600 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14601 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14602 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14603 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14604 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14605 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14606 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14607 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14608 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14609 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14610 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14611 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14612 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14613 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14614 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14615 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14616 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14617 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14618 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14619 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14620 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14621 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14622 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14623 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14624 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14625 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14626 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14627 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14628 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14629 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14630 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14631 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14632 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14633 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14634 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14635 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14636 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14637 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14638 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14639 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14640 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14641 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14642 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14643 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14644 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14645 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14646 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14647 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14648 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14649 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14650 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14651 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14652 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14653 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14654 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14655 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14656 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14657 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14658 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14659 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14660 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14661 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14662 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14663 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14664 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14665 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14666 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14667 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14668 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14669 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14670 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14671 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14672 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14673 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14674 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14675 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14676 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14677 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14678 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14679 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14680 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14681 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14682 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14683 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14684 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14685 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14686 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14687 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14688 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14689 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14691 2016-02-04 Martin Liska <mliska@suse.cz>
14694 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14695 that are gimple_store_p.
14696 (maybe_instrument_call): Likewise.
14698 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14700 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14701 register scaling out of memory reference and comment why.
14703 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14707 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14708 folding the source of a SET.
14710 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14714 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14715 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14717 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14721 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14724 2016-02-04 Christian Bruel <christian.bruel@st.com>
14726 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14727 * config/arm/arm.c (arm_set_current_function): Likewise.
14729 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14730 Ilya Enkovich <enkovich.gnu@gmail.com>
14731 H.J. Lu <hongjiu.lu@intel.com>
14734 * config/i386/i386.c (convert_scalars_to_vector): Remove
14735 stack alignment fixes.
14736 (ix86_option_override_internal): Disable TARGET_STV if stack
14737 might not be aligned enough.
14738 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14740 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14742 * config/i386/x86-tune.def: Disable default prefetching
14745 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14746 Vladimir Makarov <vmakarov@redhat.com>
14749 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14750 in validating fused toc addresses.
14752 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14755 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14756 range->m_caret fields if range->m_show_caret_p is false.
14759 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14760 Force oldval into register if it does not satisfy reg_or_short_operand
14761 predicate. Fix up formatting.
14763 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14764 Alexandre Oliva <aoliva@redhat.com>
14767 * lra-constraints.c (simplify_operand_subreg): Check additionally
14768 address validity after potential reloading.
14769 (process_address_1): Check insns validity. In case of failure do
14772 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14775 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14778 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14780 * wide-int.cc (canonize_uhwi): New function.
14781 (wi::divmod_internal): Use it.
14783 2016-02-02 James Norris <jnorris@codesourcery.com
14785 * gimplify.c (omp_notice_variable): Add usage check.
14787 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14789 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14790 like LE, GE, LT, GT when emitting relational operator.
14792 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14794 * ira-costs.c (find_costs_and_classes): Add extra argument.
14795 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14796 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14797 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14798 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14799 Add best_class parameter, and return it if not ALL_REGS.
14800 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14802 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14803 Update target hook.
14805 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14807 * config/aarch64/aarch64.c
14808 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14809 (aarch64_ira_change_pseudo_allocno_class): New function.
14811 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14814 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14816 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14818 * config/avr/avr.c (avr_option_override): Set
14819 PARAM_ALLOW_STORE_DATA_RACES to 1.
14821 2016-02-02 Richard Biener <rguenther@suse.de>
14823 PR tree-optimization/69595
14824 * match.pd: Add range test simplifications to true/false.
14826 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14828 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14829 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14832 2016-02-02 Richard Biener <rguenther@suse.de>
14834 PR tree-optimization/69606
14835 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14836 info on the result before moving a stmt.
14838 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14840 PR middle-end/68542
14841 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14842 branch with vector comparison.
14843 * config/i386/sse.md (VI48_AVX): New mode iterator.
14844 (define_expand "cbranch<mode>4): Add support for conditional branch
14845 with vector comparison.
14846 * tree-vect-loop.c (optimize_mask_stores): New function.
14847 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14848 has_mask_store field of vect_info.
14849 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14850 vectorized loops having masked stores after vec_info destroy.
14851 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14852 correspondent macros.
14853 (optimize_mask_stores): Add prototype.
14855 2016-02-02 Alan Modra <amodra@gmail.com>
14858 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14861 2016-02-02 Alan Modra <amodra@gmail.com>
14864 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14865 whenever toc_label_name used.
14866 (rs6000_file_start): Don't set up toc section here,
14867 (rs6000_output_function_epilogue): do so here instead,
14868 (rs6000_xcoff_file_start): and here.
14869 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14870 (load_toc_aix_di): Likewise.
14872 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14874 PR rtl-optimization/69592
14875 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14876 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14877 (num_sign_bit_copies_binary_arith_p): New inline function.
14878 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14880 2016-02-01 Jeff Law <law@redhat.com>
14882 PR tree-optimization/69580
14883 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14884 * tree-ssa-threadbackward.c
14885 (fsm_find_control_statement_thread_paths): Do not try to walk
14886 through large PHI nodes.
14888 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14890 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14891 when count is incremented above limit, don't analyze further
14894 * omp-low.c (oacc_parse_default_dims): Avoid
14895 -Wsign-compare warning, make sure value fits into int
14896 rather than just unsigned int.
14898 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14900 PR tree-optimization/67921
14901 * fold-const.c (split_tree): New parameters. Convert pointer
14902 type variable part to proper type before negating.
14903 (fold_binary_loc): Pass new arguments to split_tree.
14905 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14907 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14908 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14909 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14910 * doc/tm.texti: Rebuilt.
14911 * doc/invoke.texi (fopenacc-dim): Document.
14912 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14913 (append_compiler_options): Likewise.
14914 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14915 (oacc_parse_default_dims): New.
14916 (oacc_validate_dims): Add USED arg. Select non-unity default when
14918 (oacc_loop_fixed_partitions): Return mask of used partitions.
14919 (oacc_loop_auto_partitions): Emit dump info.
14920 (oacc_loop_partition): Return mask of used partitions.
14921 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14922 loop partitioning and validation calls.
14924 2016-02-01 Richard Biener <rguenther@suse.de>
14926 PR middle-end/69556
14927 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14929 2016-02-01 Richard Biener <rguenther@suse.de>
14931 PR tree-optimization/69574
14932 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14933 of asserting return chrec_dont_know.
14935 2016-02-01 Martin Liska <mliska@suse.cz>
14937 * mem-stats-traits.h: Add copyright header.
14938 * mem-stats.h: Likewise.
14940 2016-02-01 Richard Biener <rguenther@suse.de>
14942 PR tree-optimization/69579
14943 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14944 Do not propagate through abnormal PHI results.
14946 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14948 * postreload.c (reload_cse_simplify): Remove dead code.
14950 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14952 PR rtl-optimization/69570
14953 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14954 if there is more than one set, not if there is a single set.
14956 2016-02-01 Richard Henderson <rth@redhat.com>
14959 * combine.c (make_compound_operation): When looking through a
14960 subreg, make sure to re-extend to the width of the outer mode.
14962 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14964 PR tree-optimization/69546
14965 * wide-int.cc (wi::divmod_internal): For unsigned division
14966 where both operands fit into uhwi, if o1 is 1 and o0 has
14967 msb set, if divident_prec is larger than bits per hwi,
14968 clear another quotient word and return 2 instead of 1.
14969 Similarly for remainder with msb in HWI set, if dividend_prec
14970 is larger than bits per hwi.
14972 2016-01-29 Martin Jambor <mjambor@suse.cz>
14974 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14975 Use short lowercase names.
14976 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14977 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14978 acq_rel one. Protect warning agains segfaults if
14979 get_memory_order_name returns NULL.
14980 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14981 with release semantics. Do not warn if get_memory_order already did.
14982 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14983 semantics. Fix check for relaxed or acquire semantics. Do not warn
14984 if get_memory_order already did.
14986 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14988 * doc/install.texi: Document that isl-0.16 is supported.
14990 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14993 * config/i386/constraints.md (Bm): Describe as special memory
14995 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14996 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14997 * genpreds.c (struct constraint_data): Add is_special_memory.
14998 (have_special_memory_constraints, special_memory_start): New
15000 (special_memory_end): Ditto.
15001 (add_constraint): Add new arg is_special_memory. Add code to
15002 process its true value. Update have_special_memory_constraints.
15003 (process_define_constraint): Pass the new arg.
15004 (process_define_register_constraint): Ditto.
15005 (choose_enum_order): Process special memory.
15006 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
15007 function insn_extra_special_memory_constraint.
15008 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15009 * gensupport.c (process_rtx): Process
15010 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
15011 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
15012 * ira-lives.c (single_reg_class): Use
15013 insn_extra_special_memory_constraint.
15014 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
15015 * lra-constraints.c (process_alt_operands): Ditto.
15016 (curr_insn_transform): Use insn_extra_special_memory_constraint.
15017 * recog.c (asm_operand_ok, preprocess_constraints): Process
15019 * reload.c (find_reloads): Ditto.
15020 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
15021 * stmt.c (parse_input_constraint): Use
15022 insn_extra_special_memory_constraint.
15024 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15027 * lra-splill.c (lra_final_code_change): Revert r229087 by
15028 removing all sub-registers.
15030 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
15033 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
15035 2016-01-29 Jakub Jelinek <jakub@redhat.com>
15038 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
15039 SSE1, copy target into the temporary reg first before recursing
15042 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
15044 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
15047 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15049 * ginclude/stdarg.h: Test __cplusplus instead of
15050 __GXX_EXPERIMENTAL_CXX0X__.
15052 2016-01-29 Richard Biener <rguenther@suse.de>
15054 PR tree-optimization/69547
15055 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
15056 Do not mark clobbers necessary.
15057 (mark_all_reaching_defs_necessary_1): Likewise.
15059 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15061 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
15062 declaration name with %qs and print it in both error messages.
15063 Also fix indentation.
15065 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
15068 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
15069 trailing blank line from error message.
15071 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
15074 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
15077 2016-01-29 Richard Biener <rguenther@suse.de>
15079 PR middle-end/69537
15080 * match.pd: Allow all integral types when simplifying a
15081 widening or sign-changing conversion.
15083 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15085 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
15086 back to setting codegen_error to fail codegen.
15088 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
15091 * config/i386/constraints.md (C): Only accept constant zero operand.
15092 (BC): New constraint.
15093 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
15094 instead of C constraint.
15095 * doc/md.texi (Machine Constraints): Update description
15098 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
15101 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
15103 2016-01-28 Jakub Jelinek <jakub@redhat.com>
15105 PR middle-end/69542
15106 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
15109 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
15111 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
15112 branches if using guessed profile.
15114 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
15116 * graphite-optimize-isl.c (optimize_isl): Fix dump.
15118 2016-01-28 Richard Henderson <rth@redhat.com>
15121 * config/aarch64/aarch64-modes.def (CC_Cmode): New
15122 * config/aarch64/aarch64-protos.h: Update.
15123 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
15124 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
15125 (aarch64_get_condition_code_1): Handle CC_Cmode.
15126 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
15127 (*add<mode>3_compareC_cconly_imm): New.
15128 (*add<mode>3_compareC_cconly): New.
15129 (*add<mode>3_compareC_imm): New.
15130 (add<mode>3_compareC): New.
15131 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
15132 to be first. Use aarch64_carry_operation.
15133 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
15134 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
15135 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
15136 (subti3): Use subdi3_compare1.
15137 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
15138 (sub<mode>3_compare1): New.
15139 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
15140 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
15141 (*subsi3_carryin_uxtw): Likewise.
15142 (*ngc<mode>, *ngcsi_uxtw): Likewise.
15143 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
15144 * config/aarch64/iterators.md (DWI): New.
15145 * config/aarch64/predicates.md (aarch64_carry_operation): New.
15146 (aarch64_borrow_operation): New.
15148 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15150 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15151 message when isl does not return a valid schedule.
15153 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15155 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15156 Remove comments from class declarations: they are already in the code
15159 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15161 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15163 (ternary_op_to_tree): Same.
15164 (unary_op_to_tree): Same.
15165 (nary_op_to_tree): Same.
15166 (gcc_expression_from_isl_expr_op): Same.
15167 (gcc_expression_from_isl_expression): Same.
15168 (graphite_create_new_loop): Same.
15169 (graphite_create_new_loop_guard): Same.
15170 (build_iv_mapping): Same.
15171 (graphite_create_new_guard): Same.
15172 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15173 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15175 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15177 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15178 instead of setting codegen_error to fail codegen.
15180 2016-01-28 Jason Merrill <jason@redhat.com>
15182 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15184 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15186 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15187 Remove CONST_INT_P check in CCMP cost calculation.
15189 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15191 * config/aarch64/aarch64.c (generic_vector_cost):
15192 Set vec_permute_cost.
15193 (cortexa57_vector_cost): Likewise.
15194 (exynosm1_vector_cost): Likewise.
15195 (xgene1_vector_cost): Likewise.
15196 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15197 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15198 Add vec_permute_cost entry.
15200 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15202 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15204 (add<mode>3_compare0): Likewise.
15205 (addsi3_compare0_uxtw): Likewise.
15206 (add<mode>3nr_compare0): Likewise.
15207 (compare_neg<mode>): Likewise.
15208 (<optab><mode>3): Likewise.
15210 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15212 * tree-vect-stmts.c (vectorizable_comparison): Add
15213 NULL check for vectype.
15215 2016-01-28 Richard Biener <rguenther@suse.de>
15217 PR tree-optimization/69466
15218 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15219 Account for PHIs we couldn't duplicate.
15221 2016-01-28 Martin Liska <mliska@suse.cz>
15224 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15225 instead of ENABLE_VALGRIND_CHECKING.
15227 2016-01-27 Richard Henderson <rth@redhat.com>
15230 * lra-remat.c (subreg_regs): New.
15231 (dump_candidates_and_remat_bb_data): Dump it.
15232 (operand_to_remat): Reject if operand in subreg_regs.
15233 (set_bb_regs): Collect subreg_regs.
15234 (lra_remat): Init and free subreg_regs. Compute
15235 calculate_local_reg_remat_bb_data before create_cands.
15237 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15240 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15241 change stack_alignment_needed for __tls_get_addr call.
15243 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15245 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15247 2016-01-27 Jeff Law <law@redhat.com>
15249 PR tree-optimization/68398
15250 PR tree-optimization/69196
15251 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15252 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15253 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15254 Only count PHIs in the last block in the path. The others will
15255 const/copy propagate away. Add heuristic to allow more irreducible
15256 subloops to be created when it is likely profitable to do so.
15258 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15259 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15260 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15262 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15265 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15266 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15267 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15268 * tree-streamer-in.c: Include asan.h.
15269 (streamer_get_builtin_tree): For builtins in sanitizer
15270 range call initialize_sanitizer_builtins and retry.
15272 2016-01-27 Ian Lance Taylor <iant@google.com>
15274 * common.opt (fkeep-gc-roots-live): New undocumented option.
15275 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15276 -fkeep-gc-roots-live, skip pointers.
15277 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15280 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15283 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15284 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15286 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15289 * configure.ac: NetBSD provides SSP in its C library.
15290 * configure: Updated.
15292 2016-01-27 Richard Biener <rguenther@suse.de>
15294 PR tree-optimization/69166
15295 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15296 reduction code for commutativity / associativity.
15298 2016-01-27 Martin Jambor <mjambor@suse.cz>
15300 PR tree-optimization/69355
15301 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15302 total_scalarization fails.
15304 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15306 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15309 2016-01-27 Christian Bruel <christian.bruel@st.com>
15312 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15313 Move arm_reset_previous_fndecl and set_target_option_current_node in
15314 the conditional part. Call save_restore_target_globals.
15315 * config/arm/arm.c (arm_set_current_function):
15316 Refactor to better support #pragma target and attribute mix.
15317 Call save_restore_target_globals.
15318 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15320 2016-01-27 Martin Liska <mliska@suse.cz>
15322 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15323 reference for an HSA kernel and its host function.
15325 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15327 PR tree-optimization/69399
15328 * wide-int.h (wi::lrshift): For larger precisions, only
15329 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15331 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15333 * config/arc/predicates.md (proper_comparison_operator): Reject
15334 constant-constant comparison.
15336 2016-01-26 Tom de Vries <tom@codesourcery.com>
15338 PR tree-optimization/69110
15339 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15340 DR_NUM_DIMENSIONS == 0.
15342 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15343 Sebastian Pop <s.pop@samsung.com>
15345 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15346 isl_ast_op_cond and isl_ast_op_select.
15347 (gcc_expression_from_isl_expr_op): Same.
15349 2016-01-26 Jason Merrill <jason@redhat.com>
15352 * tree.c (recompute_constructor_flags): Split out from
15354 (verify_constructor_flags): New.
15355 * tree.h: Declare them.
15357 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15359 PR rtl-optimization/69217
15360 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15361 are no TYPE_FIELDS set for the record type.
15363 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15366 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15367 toc_label_name unconditionally.
15368 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15369 SYMBOL_REF string. Use toc_label_name instead of constructing
15371 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15372 constructing LCTOC1.
15374 2016-01-26 Martin Sebor <msebor@redhat.com>
15377 * doc/extend.texi (Common Type Attributes): Move text that talks about
15378 attribute packed from attribute aligned to the section discussing
15379 the former attribute for clarity.
15381 2016-01-26 Richard Henderson <rth@redhat.com>
15383 PR middle-end/60908
15384 * trans-mem.c (tm_region_init): Mark entry block as visited.
15386 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15389 * diagnostic-show-locus.c (layout::print_source_line): Replace
15390 call to pp_newline with call to layout::print_newline.
15391 (layout::print_annotation_line): Likewise.
15392 (layout::move_to_column): Likewise.
15393 (layout::print_any_fixits): After printing any fixits, print a
15394 trailing newline, if necessary.
15395 (layout::print_newline): New method, resetting any colorization
15397 (diagnostic_show_locus): Move the pp_newline to before the
15398 early bailout. Remove dummy block enclosing the layout instance.
15399 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15400 of pp_newline_and_flush with pp_flush.
15401 (diagnostic_append_note): Delete use of pp_newline.
15402 (diagnostic_append_note_at_rich_loc): Delete.
15403 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15404 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15405 when newline characters are added to the buffer.
15407 2016-01-26 Michael Matz <matz@suse.de>
15409 * configure.ac (ac_cv_std_swap_in_utility): New test.
15410 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15411 * configure: Regenerate.
15412 * config.in: Regenerate.
15414 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15416 * config/arc/arc.md (cstoresi4): Force operand into register.
15417 (arcset<code>): Fix predicate.
15418 (arcsetltu): Likewise.
15419 (arcsetgeu): Likewise.
15420 (arcsethi): Likewise.
15421 (arcsetls): Likewise.
15423 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15425 PR tree-optimization/69483
15426 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15427 if base has error_mark_node type.
15429 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15432 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15433 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15435 (vget_lane_f16): Handle big-endian.
15436 (vgetq_lane_f16): Likewise.
15437 (vset_lane_f16): Likewise.
15438 (vsetq_lane_f16): Likewise.
15439 * config/arm/iterators.md (VQXMOV): Add V8HF.
15440 (VDQ): Add V4HF and V8HF.
15441 (V_reg): Handle V4HF and V8HF.
15442 (Is_float_mode): Likewise.
15443 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15444 neon_vdup_nv8hf): New patterns.
15445 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15446 Use VD_LANE iterator.
15447 (neon_vld1_dup<mode>): Use VQ2 iterator.
15449 2016-01-26 Nathan Sidwell <nathan@acm.org>
15451 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15452 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15453 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15454 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15455 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15456 (oacc_validate_dims): Add LEVEL arg, don't return level.
15457 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15458 oacc_validate_dims.
15459 (execute_oacc_device_lower): Adjust, add more dump output.
15460 * tree-ssa-loop.c (gate_oacc_kernels): Use
15461 oacc_fn_attrib_kernels_p.
15462 * tree-parloops.c (create_parallel_loop): Adjust
15463 set_oacc_fn_attrib call.
15465 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15468 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15469 (append_compiler_options): Handle -fcilkplus.
15470 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15472 2016-01-26 Nick Clifton <nickc@redhat.com>
15475 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15476 been marked as DECL_ONE_ONLY but we do not the means to make it
15477 so, then do not allow it to bind locally.
15479 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15482 * opts.h (parse_sanitizer_options): New prototype.
15483 * opts.c (sanitizer_opts): New array.
15484 (parse_sanitizer_options): New function.
15485 (common_handle_option): Use parse_sanitizer_options.
15487 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15490 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15491 alignment adjustment to ...
15492 (ix86_update_stack_boundary): Here. Don't over-align stack for
15494 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15495 if __tls_get_addr is called.
15497 2016-01-26 Christian Bruel <christian.bruel@st.com>
15499 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15501 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15503 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15505 2016-01-26 Richard Biener <rguenther@suse.de>
15507 PR middle-end/69467
15508 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15510 2016-01-26 Richard Biener <rguenther@suse.de>
15512 PR tree-optimization/69452
15513 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15514 (move_computations_dom_walker::before_dom_children): Rename
15516 (move_computations_worker): This.
15517 (move_computations): Perform an RPO rather than a DOM walk.
15519 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15522 * combine.c (combine_instructions): For REG_EQUAL note with
15523 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15524 to the underlying register.
15525 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15526 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15528 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15531 * config/aarch64/aarch64-builtins.c
15532 (aarch64_init_simd_builtin_types): Do not set structural
15533 equality to __Poly{8,16,64,128}_t types.
15535 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15537 PR tree-optimization/69400
15538 * wide-int.cc (wi_pack): Take the precision as argument and
15539 perform canonicalization here rather than in the callers.
15540 Use the main loop to handle all full-width HWIs. Add a
15541 zero HWI if in_len isn't a full result.
15542 (wi::divmod_internal): Update accordingly.
15543 (wi::mul_internal): Likewise. Simplify.
15545 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15546 Sebastian Pop <s.pop@samsung.com>
15548 * graphite-poly.c (apply_poly_transforms): Simplify.
15549 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15550 (print_isl_map): Same.
15551 (print_isl_union_map): Same.
15552 (print_isl_schedule): New.
15553 (debug_isl_schedule): New.
15554 * graphite-dependences.c (scop_get_reads): Do not call
15555 isl_union_map_add_map that is undocumented isl functionality.
15556 (scop_get_must_writes): Same.
15557 (scop_get_may_writes): Same.
15558 (scop_get_original_schedule): Remove.
15559 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15560 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15561 (compute_deps): Remove.
15562 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15563 (debug_schedule_ast): New.
15564 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15565 set_separate_option.
15566 (graphite_regenerate_ast_isl): Add dump.
15567 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15568 from scop->transformed_schedule.
15569 (graphite_regenerate_ast_isl): Add more dump.
15570 * graphite-optimize-isl.c (optimize_isl): Set
15571 scop->transformed_schedule. Check whether schedules are equal.
15572 (apply_poly_transforms): Move here.
15573 * graphite-poly.c (apply_poly_transforms): ... from here.
15574 (free_poly_bb): Static.
15575 (free_scop): Static.
15576 (pbb_number_of_iterations_at_time): Remove.
15577 (print_isl_ast): New.
15578 (debug_isl_ast): New.
15579 (debug_scop_pbb): New.
15580 * graphite-scop-detection.c (print_edge): Move.
15581 (print_sese): Move.
15582 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15583 (build_scop_scattering): Remove.
15584 (create_pw_aff_from_tree): Assert instead of bailing out.
15585 (add_condition_to_pbb): Remove unused code, do not fail.
15586 (add_conditions_to_domain): Same.
15587 (add_conditions_to_constraints): Remove.
15588 (build_scop_context): New.
15589 (add_iter_domain_dimension): New.
15590 (build_iteration_domains): Initialize pbb->iterators.
15591 Call add_conditions_to_domain.
15594 (index_outermost_in_loop): New.
15595 (index_pbb_in_loop): New.
15596 (outermost_pbb_in): New.
15597 (add_in_sequence): New.
15598 (add_outer_projection): New.
15599 (outer_projection_mupa): New.
15600 (add_loop_schedule): New.
15601 (build_schedule_pbb): New.
15602 (build_schedule_loop): New.
15603 (embed_in_surrounding_loops): New.
15604 (build_schedule_loop_nest): New.
15605 (build_original_schedule): New.
15606 (build_poly_scop): Call build_original_schedule.
15607 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15608 (free_poly_dr): Remove.
15609 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15610 (free_poly_bb): Remove.
15611 (debug_loop_vec): Remove.
15612 (print_isl_ast): Declare.
15613 (debug_isl_ast): Declare.
15614 (scop_do_interchange): Remove.
15615 (scop_do_strip_mine): Remove.
15616 (scop_do_block): Remove.
15617 (flatten_all_loops): Remove.
15618 (optimize_isl): Remove.
15619 (pbb_number_of_iterations_at_time): Remove.
15620 (debug_scop_pbb): Declare.
15621 (print_schedule_ast): Declare.
15622 (debug_schedule_ast): Declare.
15623 (struct scop): Remove schedule. Add original_schedule,
15624 transformed_schedule.
15625 (free_gimple_poly_bb): Remove.
15626 (print_generated_program): Remove.
15627 (debug_generated_program): Remove.
15628 (unify_scattering_dimensions): Remove.
15629 * sese.c (print_edge): ... here.
15630 (print_sese): ... here.
15631 (debug_edge): ... here.
15632 (debug_sese): ... here.
15633 * sese.h (print_edge): Declare.
15634 (print_sese): Declare.
15635 (dump_edge): Declare.
15636 (dump_sese): Declare.
15638 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15639 Sebastian Pop <s.pop@samsung.com>
15641 * Makefile.in: Set ISLVER in site.exp.
15643 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15645 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15646 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15647 through DECL_VALUE_EXPR for expansion.
15649 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15651 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15652 the frame info after reload completed.
15654 2016-01-25 Jeff Law <law@redhat.com>
15656 PR tree-optimization/69196
15657 PR tree-optimization/68398
15658 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15659 tree-ssa-threadupdate.c.
15660 (determine_bb_domination_status): Prototype
15661 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15662 (determine_bb_domination_status): No longer static.
15663 (valid_jump_thread_path): Remove code to detect characteristics
15664 of the jump thread path not associated with correctness.
15665 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15666 Correct test for thread path length. Count PHIs for real operands as
15667 statements that need to be copied. Do not count ASSERT_EXPRs.
15668 Look at all the blocks in the thread path. Compute and selectively
15669 filter thread paths based on threading through the latch, threading
15670 a multiway branch or crossing a multiway branch.
15672 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15674 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15675 decl with __attribute__ ((unused)) annotation.
15677 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15680 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15681 of operands is compatible with a statement vectype.
15683 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15685 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15686 improve wording for mixed storage order support.
15688 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15690 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15691 (vcvt_u64_f64): Likewise.
15692 (vcvta_s64_f64): Likewise.
15693 (vcvta_u64_f64): Likewise.
15694 (vcvtm_s64_f64): Likewise.
15695 (vcvtm_u64_f64): Likewise.
15696 (vcvtn_s64_f64): Likewise.
15697 (vcvtn_u64_f64): Likewise.
15698 (vcvtp_s64_f64): Likewise.
15699 (vcvtp_u64_f64): Likewise.
15701 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15703 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15704 (arc_init): Check validity mll64 option.
15705 (arc_save_restore): Use double load/store instruction.
15706 (arc_expand_movmem): Likewise.
15707 (arc_split_move): Don't split if we have double load/store
15708 instructions. Returns a boolean.
15709 (arc_process_double_reg_moves): Change function to return boolean
15710 instead of a sequence of instructions.
15711 (arc_dwarf_register_span): New function.
15712 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15713 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15714 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15715 (*movdf_insn): Likewise.
15716 * config/arc/arc.opt (mll64): New option.
15717 * config/arc/predicates.md (even_register_operand): New predicate.
15718 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15720 2016-01-25 Richard Biener <rguenther@suse.de>
15723 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15724 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15726 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15728 2016-01-25 Richard Biener <rguenther@suse.de>
15730 PR tree-optimization/69376
15731 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15733 (VN_INFO_ANTI_RANGE_P): New inline.
15734 (VN_INFO_RANGE_TYPE): Likewise.
15735 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15736 SSA_NAME_ANTI_RANGE_P.
15737 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15738 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15739 Properly query VN_INFO_RANGE_TYPE.
15741 2016-01-25 Nick Clifton <nickc@redhat.com>
15744 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15746 2016-01-23 Tom de Vries <tom@codesourcery.com>
15748 PR tree-optimization/69426
15749 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15752 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15754 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15755 "the the" with "the" in the comments.
15756 * ipa-devirt.c (build_type_inheritance_graph,
15757 update_type_inheritance_graph): Likewise.
15758 * tree.c (build_function_type_list_1): Likewise.
15759 * cfgloopmanip.c (scale_loop_profile): Likewise.
15760 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15761 * gimple-ssa-split-paths.c
15762 (find_block_to_duplicate_for_splitting_paths): Likewise.
15763 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15764 * expr.c (convert_move): Likewise.
15765 * var-tracking.c (vt_stack_adjustments): Likewise.
15766 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15767 * tree-vrp.c (test_for_singularity): Likewise.
15769 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15770 directly instead of building a temporary tree.
15773 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15774 remove <algorithm> include.
15776 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15779 * config/i386/i386.c: Include dojump.h.
15780 (expand_small_movmem_or_setmem,
15781 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15783 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15784 if dynamic_check != -1.
15786 2016-01-21 Jeff Law <law@redhat.com>
15788 PR middle-end/69347
15789 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15790 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15791 into dominated_by_p.
15792 (cprop_into_successor_phis): Avoid unnecessary tests.
15794 2016-01-22 Richard Henderson <rth@redhat.com>
15797 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15798 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15800 2016-01-22 Michael Matz <matz@suse.de>
15802 * system.h (string, algorithm): Include only conditionally.
15803 (new): Include always under C++.
15804 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15805 * final.c (toplevel): Ditto.
15806 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15807 * genconditions.c (write_header): Make gencondmd.c define
15809 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15811 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15812 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15814 2016-01-22 Christian Bruel <christian.bruel@st.com>
15817 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15819 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15822 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15823 define_insn_and_split. Ensure operands[1] and operands[0] do not
15824 get assigned the same register.
15826 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15828 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15830 2016-01-22 Christian Bruel <christian.bruel@st.com>
15832 * config/arm/arm-c.c (arm_pragma_target_parse):
15833 Remove warn_builtin_macro_redefined overwrite.
15835 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15837 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15838 flag_non_call_exceptions compatibility.
15840 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15843 * dwarf2out.c (add_child_die_after): New function.
15844 (dwarf_qual_info_t): New type.
15845 (dwarf_qual_info): New variable.
15846 (qualified_die_p): New function.
15847 (modified_type_die): For -fdebug-types-section, ensure
15848 canonical order of qualifiers. Put qualified DIEs adjacent
15849 to the corresponding non-qualified type DIE and search there
15850 for existing qualified DIEs.
15852 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15854 * doc/extend.texi (scalar_storage_order type attribute): Document
15855 restriction on type punning and aliasing, and remove future tense.
15857 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15860 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15863 2016-01-21 Jeff Law <law@redhat.com>
15865 PR middle-end/69347
15866 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15867 useless call to record_temporary_equivalences.
15868 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15869 allocate 10 slots in the bb_path vector and let it grow as needed.
15870 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15873 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15875 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15877 * configure: Regenerate.
15879 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15881 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15882 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15884 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15886 PR middle-end/66178
15887 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15888 drop EXPAND_INITIALIZER.
15889 * rtl.h (contains_symbolic_reference_p): Declare.
15890 * rtlanal.c (contains_symbolic_reference_p): New function.
15891 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15892 a subtraction into a NOT if symbolic constants are involved.
15894 2016-01-21 Anton Blanchard <anton@samba.org>
15895 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15898 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15900 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15903 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15905 * config/microblaze/microblaze.c
15906 (get_branch_target): New.
15907 (insert_wic_for_ilb_runout): New.
15909 (microblaze_machine_dependent_reorg): New.
15910 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15911 * config/microblaze/microblaze.md
15912 (UNSPEC_IPREFETCH): Define.
15913 (iprefetch): New pattern
15914 * config/microblaze/microblaze.opt
15915 (mxl-prefetch): New flag.
15917 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15919 * config/microblaze/microblaze.h
15920 (FIXED_REGISTERS): Update in macro.
15921 (CALL_USED_REGISTERS): Update in macro.
15923 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15925 PR rtl-optimization/68920
15926 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15929 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15931 PR rtl-optimization/68990
15932 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15933 pseudo instead of inheritance ones.
15935 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15936 Nick Clifton <nickc@redhat.com>
15940 * config/mips/mips.c (mips_compute_frame_info): Initialise
15941 args_size and hard_frame_pointer_offset fields of the frame
15942 structure before calling mips_global_pointer.
15944 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15946 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15948 * configure: Regenerate.
15950 2016-01-21 Richard Biener <rguenther@suse.de>
15952 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15954 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15956 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15957 to actually emit the .size directive.
15959 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15960 Jakub Jelinek <jakub@redhat.com>
15964 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15965 args array size by one to avoid buffer overflow.
15967 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15969 * config/s390/s390.md (pool_section_start): Use switch_to_section
15970 to select proper read-only data section instead of hardcoding
15972 (pool_section_end): Use switch_to_section to match the above.
15974 2016-01-21 Richard Biener <rguenther@suse.de>
15976 PR tree-optimization/69378
15977 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15978 (set_ssa_val_to): Use it for dominance checks taking into
15979 account not executable edges.
15981 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15984 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15985 for bitsize instead of GET_MODE_PRECISION (mode).
15987 2016-01-20 Martin Sebor <msebor@redhat.com>
15990 * extend.texi (__sync Builtins): Clarify the semantics of
15991 __sync_fetch_and_OP built-ins on pointers.
15992 (__atomic Builtins): Same.
15994 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15995 Sebastian Pop <s.pop@samsung.com>
15997 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15998 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15999 (is_valid_rename): Same.
16000 (translate_isl_ast_to_gimple::get_rename): Same.
16001 (translate_isl_ast_to_gimple::rename_all_uses): Same.
16002 (translate_isl_ast_to_gimple::rename_uses): Same.
16003 (get_new_name): Check for close_phi nodes.
16004 (copy_loop_phi_args): Use phi_node_kind.
16005 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
16006 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
16008 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16009 Sebastian Pop <s.pop@samsung.com>
16011 Revert commit r229783.
16012 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
16013 Remove use of parameter_rename_map.
16014 (copy_def): Remove.
16015 (copy_internal_parameters): Remove.
16016 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
16017 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
16018 (free_sese_info): Do not free parameter_rename_map.
16019 (set_rename): Do not use parameter_rename_map.
16020 (rename_uses): Update call to set_rename.
16021 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
16022 * sese.h (parameter_rename_map_t): Remove.
16023 (struct sese_info_t): Remove field parameter_rename_map.
16025 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16026 Sebastian Pop <s.pop@samsung.com>
16028 * graphite-isl-ast-to-gimple.c: Fix comment.
16029 * graphite-scop-detection.c (defined_in_loop_p): New.
16030 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
16031 names defined in loop.
16033 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16034 Sebastian Pop <s.pop@samsung.com>
16036 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
16037 Discard unstructured if-then-else regions.
16039 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16040 Sebastian Pop <s.pop@samsung.com>
16042 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
16043 (cleanup_loop_iter_dom): Remove.
16044 (build_loop_iteration_domains): Remove.
16045 (build_scop_context): Remove.
16046 (build_scop_iteration_domain): Remove.
16047 (add_loop_constraints): New.
16048 (build_iteration_domains): New.
16049 (build_poly_scop): Call build_iteration_domains.
16051 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16052 Sebastian Pop <s.pop@samsung.com>
16054 * graphite-scop-detection.c
16055 (scop_detection::harmful_loop_in_region): Free dom and loops.
16056 (scop_detection::loop_body_is_valid_scop): Free bbs.
16058 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16059 Sebastian Pop <s.pop@samsung.com>
16061 * graphite-scop-detection.c (record_loop_in_sese): New.
16062 (gather_bbs::before_dom_children): Call record_loop_in_sese.
16063 (build_scops): Remove call to build_sese_loop_nests.
16064 * sese.c (sese_record_loop): Remove.
16065 (build_sese_loop_nests): Remove.
16066 (new_sese_info): Remove region->loops.
16067 (free_sese_info): Same.
16068 * sese.h (sese_contains_loop): Same.
16069 (build_sese_loop_nests): Remove.
16070 (sese_contains_loop): Remove.
16072 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16073 Sebastian Pop <s.pop@samsung.com>
16075 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
16076 loop_is_valid_in_scop.
16077 (scop_detection::harmful_stmt_in_region): Renamed
16078 harmful_loop_in_region.
16079 Call loop_is_valid_in_scop.
16081 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16082 Sebastian Pop <s.pop@samsung.com>
16084 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
16087 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16088 Sebastian Pop <s.pop@samsung.com>
16090 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
16091 * graphite.h (struct poly_bb): Remove field is_reduction.
16092 (PBB_IS_REDUCTION): Remove.
16094 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
16095 Sebastian Pop <s.pop@samsung.com>
16097 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
16098 (add_pdr_constraints): Same.
16099 (scop_get_reads): Same.
16100 (scop_get_must_writes): Same.
16101 (scop_get_may_writes): Same.
16102 (scop_get_original_schedule): Same.
16103 (extend_schedule): Same.
16104 (apply_schedule_on_deps): Same.
16105 (carries_deps): Same.
16106 (compute_deps): Same.
16107 (scop_get_dependences): Same.
16108 * graphite-isl-ast-to-gimple.c
16109 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
16110 * graphite-optimize-isl.c (get_schedule_for_band): Same.
16111 (get_schedule_for_band_list): Same.
16112 (get_schedule_map): Same.
16113 (apply_schedule_map_to_scop): Same.
16114 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
16115 (build_loop_iteration_domains): Same.
16116 (add_condition_to_pbb): Same.
16117 (add_param_constraints): Same.
16118 (pdr_add_memory_accesses): Same.
16119 (pdr_add_data_dimensions): Same.
16121 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16123 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
16126 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
16128 * common.opt (feliminate-dwarf2-dups): Replace references to
16129 "DWARF 2" with just "DWARF".
16130 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
16131 * doc/extend.texi: Likewise.
16132 * doc/cpp.texi: Likewise.
16133 * doc/invoke.texi: Likewise.
16134 (Option Summary): Add -gdwarf to list of Debugging Options.
16135 (Debugging Options): Document -gdwarf.
16136 * doc/contrib.texi: Spell "DWARF" like that.
16138 2016-01-21 Jakub Jelinek <jakub@redhat.com>
16140 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
16141 warning. Fix up formatting.
16143 PR middle-end/67653
16144 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
16145 attempt to mark memory input operand addressable and
16146 call prepare_gimple_addressable in that case. Don't adjust
16147 input_location for diagnostics, use error_at instead.
16149 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16151 * config/rs6000/ppc-auxv.h: New file.
16152 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16153 (cpu_is): Likewise.
16154 (cpu_supports): Likewise.
16155 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16156 (cpu_is_info): New variable.
16157 (cpu_supports_info): Likewise.
16158 (tcb_verification_symbol): Likewise.
16159 (cpu_builtin_p): Likewise.
16160 (cpu_expand_builtin): New function.
16161 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16162 (rs6000_init_builtins): Likewise.
16163 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16164 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16165 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16166 * configure: Regenerate.
16167 * config.in: Likewise.
16168 * doc/extend.texi (PowerPC Built-in Functions): Document
16169 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16171 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16174 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16176 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16179 2016-01-20 Richard Henderson <rth@redhat.com>
16185 * tree.c (tm_define_builtin): New.
16186 (find_tm_vector_type): New.
16187 (build_tm_vector_builtins): New.
16188 (build_common_builtin_nodes): Call it.
16190 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16192 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16193 (arm_fp_ok): Likewise.
16194 (arm_fp): Likewise.
16195 (arm_crypto): Likewise.
16197 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16198 Richard Biener <rguenther@suse.de>
16200 PR tree-optimization/69328
16201 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16202 vectors have same number of elements.
16203 (vectorizable_condition): Fix masked version recognition.
16205 2016-01-20 Richard Biener <rguenther@suse.de>
16207 PR tree-optimization/69345
16208 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16209 (VN_INFO_PTR_INFO): Likewise.
16210 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16211 info when it is equal between non-dominating SSA names.
16212 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16213 Make sure to look at original SSA infos.
16215 2016-01-20 Jeff Law <law@redhat.com>
16218 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16220 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16221 (pc_or_label_operand): New predicate.
16222 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16223 tests for small integers that are 2^n - 1.
16225 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16227 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16229 2016-01-19 Jeff Law <law@redhat.com>
16231 PR middle-end/69347
16232 * tree-ssa-threadbackwards.c
16233 (fsm_find_control_statement_thread_paths): Do not try to lookup
16234 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16236 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16238 * doc/lto.texi: Remove text that says only Gold has linker plugin
16241 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16243 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16244 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16245 the DIE accordingly.
16246 (modified_type_die): Add REVERSE parameter and pass it recursively,
16247 as well as to base_type_die. Adjust presence check accordingly.
16248 (base_type_for_mode): Adjust call to modified_type_die.
16249 (add_type_attribute): Add REVERSE parameter and pass it to
16251 (generic_parameter_die): Adjust call to add_type_attribute.
16252 (add_scalar_info): Likewise.
16253 (add_subscript_info): Likewise.
16254 (gen_array_type_die): Likewise.
16255 (gen_descr_array_type_die): Likewise.
16256 (gen_entry_point_die): Likewise.
16257 (gen_enumeration_type_die): Likewise.
16258 (gen_formal_parameter_die): Likewise.
16259 (gen_subprogram_die): Likewise.
16260 (gen_variable_die ): Likewise.
16261 (gen_const_die): Likewise.
16262 (gen_field_die): Likewise.
16263 (gen_pointer_type_die): Likewise.
16264 (gen_reference_type_die): Likewise.
16265 (gen_ptr_to_mbr_type_die): Likewise.
16266 (gen_inheritance_die): Likewise.
16267 (gen_subroutine_type_die): Likewise.
16268 (gen_typedef_die): Likewise.
16269 (force_type_die): Adjust call to modified_type_die.
16271 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16273 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16274 flow throughout the file. Fix broken link to Objective-C 2.0
16276 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16279 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16281 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16283 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16286 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16287 (maybe_record_node): Record cxa_pure_virtual as the only possible
16288 target if there are not ohter candidates.
16289 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16291 2016-01-19 Richard Biener <rguenther@suse.de>
16293 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16294 (get_memory_order): Likewise.
16296 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16298 * tree-vect-stmts.c (vectorizable_store): Check
16301 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16304 * gcc.c (driver::decode_argv): Add call to
16305 init_opts_obstack before init_options_struct.
16306 * opts.c (init_opts_obstack): Remove idempotency.
16307 (init_options_struct): Replace call to init_opts_obstack
16308 with a gcc_assert to verify that it has already been called.
16309 * toplev.c (toplev::main): Add call to init_opts_obstack before
16310 calls to init_options_struct.
16311 (toplev::finalize): Move cleanup of opts_obstack next to
16312 cleanup of save_decoded_options, clearing the latter, and
16313 save_decoded_options_count.
16315 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16318 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16319 attribute to unconditional. Remove %? from output template.
16321 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16322 Jiong Wang <jiong.wang@arm.com>
16324 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16325 generated from different expand order.
16327 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16329 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16330 Add support for CCMP costing.
16332 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16334 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16335 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16336 (fccmpe<mode>): Likewise.
16337 (fcmp): Rename to fcmp and globalize pattern.
16339 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16340 (aarch64_gen_ccmp_next): Add FP support.
16342 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16344 * target.def (gen_ccmp_first): Update documentation.
16345 (gen_ccmp_next): Likewise.
16346 * doc/tm.texi (gen_ccmp_first): Update documentation.
16347 (gen_ccmp_next): Likewise.
16348 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16349 expand_ccmp_expr_1. Improve comments.
16350 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16351 (ccmp_ior<mode>): Remove pattern.
16352 (cmp<mode>): Remove expand.
16353 (cmp): Globalize pattern.
16354 (cstorecc4): Use cc_register.
16355 (mov<mode>cc): Remove ccmp_cc_register check.
16356 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16357 Simplify after removal of CC_DNE/* modes.
16358 (aarch64_ccmp_mode_to_code): Remove.
16359 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16360 In 'k' case use integer as condition.
16361 (aarch64_nzcv_codes): Remove inverted cases.
16362 (aarch64_code_to_ccmode): Remove.
16363 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16364 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16365 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16366 pattern. Return the comparison with CC register. Invert conditions
16367 when bitcode is OR.
16368 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16369 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16371 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16373 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16374 instrumented_version.
16376 2016-01-19 Richard Biener <rguenther@suse.de>
16378 PR tree-optimization/69336
16379 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16380 handled components with get_ref_base_and_extent.
16381 (equal_mem_array_ref_p): Adjust.
16383 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16386 * shrink-wrap.c: Include valtrack.h.
16387 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16388 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16389 in between insn and where it will be moved to. Call
16390 dead_debug_insert_temp.
16391 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16392 first and dead_debug_local_finish at the end.
16393 For uses and defs bitmap, handle all regs in between REGNO and
16394 END_REGNO, not just the first one.
16396 2016-01-19 Richard Biener <rguenther@suse.de>
16398 PR tree-optimization/69352
16399 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16400 (equal_mem_array_ref_p): Constrain size and max size properly.
16401 Compare the reverse flag.
16403 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16405 * ira.c (ira): Update regstat data if we deleted insns.
16407 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16409 PR rtl-optimization/68955
16410 PR rtl-optimization/64557
16411 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16412 here. Fix up formatting.
16413 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16415 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16418 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16419 assume that the node has body.
16420 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16423 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16425 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16428 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16430 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16431 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16433 2016-01-19 Martin Jambor <mjambor@suse.cz>
16434 Martin Liska <mliska@suse.cz>
16435 Michael Matz <matz@suse.de>
16437 * Makefile.in (OBJS): Add new source files.
16438 (GTFILES): Add hsa.c.
16439 * common.opt (disable_hsa): New variable.
16440 (-Whsa): New warning.
16441 * config.in (ENABLE_HSA): New.
16442 * configure.ac: Treat hsa differently from other accelerators.
16443 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16444 $enable_offloading.
16445 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16446 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16447 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16448 --with-hsa-kmt-lib.
16449 * doc/invoke.texi (-Whsa): Document.
16450 (hsa-gen-debug-stores): Likewise.
16451 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16452 to invoke offload compiler for hsa acclerator.
16453 * opts.c (common_handle_option): Determine whether HSA offloading
16454 should be performed.
16455 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16456 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16457 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16458 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16459 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16460 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16461 GF_OMP_FOR_KIND_GRID_LOOP.
16462 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16463 (pp_gimple_stmt_1): Likewise.
16464 * gimple-walk.c (walk_gimple_stmt): Likewise.
16465 * gimple.c (gimple_build_omp_grid_body): New function.
16466 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16467 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16468 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16469 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16470 GF_OMP_TEAMS_GRID_PHONY.
16471 (gimple_statement_omp_single_layout): Updated comments.
16472 (gimple_build_omp_grid_body): New function.
16473 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16474 (gimple_omp_for_grid_phony): New function.
16475 (gimple_omp_for_set_grid_phony): Likewise.
16476 (gimple_omp_parallel_grid_phony): Likewise.
16477 (gimple_omp_parallel_set_grid_phony): Likewise.
16478 (gimple_omp_teams_grid_phony): Likewise.
16479 (gimple_omp_teams_set_grid_phony): Likewise.
16480 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16481 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16482 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16483 (BUILT_IN_GOMP_TARGET): Updated type.
16484 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16485 (adjust_for_condition): New function.
16486 (get_omp_for_step_from_incr): Likewise.
16487 (extract_omp_for_data): Moved parts to adjust_for_condition and
16488 get_omp_for_step_from_incr.
16489 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16490 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16491 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16492 (scan_omp_parallel): Do not create child functions for phony
16494 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16495 (scan_omp_1_op): Checking assert we are not remapping to
16496 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16497 (parallel_needs_hsa_kernel_p): New function.
16498 (expand_parallel_call): Register apprpriate parallel child
16499 functions as HSA kernels.
16500 (grid_launch_attributes_trees): New type.
16501 (grid_attr_trees): New variable.
16502 (grid_create_kernel_launch_attr_types): New function.
16503 (grid_insert_store_range_dim): Likewise.
16504 (grid_get_kernel_launch_attributes): Likewise.
16505 (get_target_argument_identifier_1): Likewise.
16506 (get_target_argument_identifier): Likewise.
16507 (get_target_argument_value): Likewise.
16508 (push_target_argument_according_to_value): Likewise.
16509 (get_target_arguments): Likewise.
16510 (expand_omp_target): Call get_target_arguments instead of looking
16511 up for teams and thread limit.
16512 (grid_expand_omp_for_loop): New function.
16513 (grid_arg_decl_map): New type.
16514 (grid_remap_kernel_arg_accesses): New function.
16515 (grid_expand_target_kernel_body): New function.
16516 (expand_omp): Call it.
16517 (lower_omp_for): Do not emit phony constructs.
16518 (lower_omp_taskreg): Do not emit phony constructs but create for them
16519 a temporary variable receiver_decl.
16520 (lower_omp_taskreg): Do not emit phony constructs.
16521 (lower_omp_teams): Likewise.
16522 (lower_omp_grid_body): New function.
16523 (lower_omp_1): Call it.
16524 (grid_reg_assignment_to_local_var_p): New function.
16525 (grid_seq_only_contains_local_assignments): Likewise.
16526 (grid_find_single_omp_among_assignments_1): Likewise.
16527 (grid_find_single_omp_among_assignments): Likewise.
16528 (grid_find_ungridifiable_statement): Likewise.
16529 (grid_target_follows_gridifiable_pattern): Likewise.
16530 (grid_remap_prebody_decls): Likewise.
16531 (grid_copy_leading_local_assignments): Likewise.
16532 (grid_process_kernel_body_copy): Likewise.
16533 (grid_attempt_target_gridification): Likewise.
16534 (grid_gridify_all_targets_stmt): Likewise.
16535 (grid_gridify_all_targets): Likewise.
16536 (execute_lower_omp): Call grid_gridify_all_targets.
16537 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16538 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16539 (tree_omp_clause): Added union field dimension.
16540 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16541 * tree.c (omp_clause_num_ops): Added number of arguments of
16542 OMP_CLAUSE__GRIDDIM_.
16543 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16544 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16545 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16546 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16547 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16548 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16549 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16550 * tree-pass.h (make_pass_gen_hsail): Declare.
16551 (make_pass_ipa_hsa): Likewise.
16552 * ipa-hsa.c: New file.
16553 * lto-section-in.c (lto_section_name): Add hsa section name.
16554 * lto-streamer.h (lto_section_type): Add hsa section.
16555 * timevar.def (TV_IPA_HSA): New.
16556 * hsa-brig-format.h: New file.
16557 * hsa-brig.c: New file.
16558 * hsa-dump.c: Likewise.
16559 * hsa-gen.c: Likewise.
16562 * toplev.c (compile_file): Call hsa_output_brig.
16563 * hsa-regalloc.c: New file.
16565 2016-01-18 Jeff Law <law@redhat.com>
16567 PR tree-optimization/69320
16568 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16569 ranged object, do nothing if the RHS constant is not [0..1].
16570 (optimize_stmt): Comparing a boolean ranged object against a
16571 constant outside [0..1] results in a compile-time constant.
16573 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16576 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16578 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16579 (Option Summary): Update to reflect new section and moved options.
16580 (C++ Dialect Options): Move -fstats to new section.
16581 (Debugging Options): Move all dump, statistics, and other GCC
16582 developer options to new section. Rewrite section introduction
16583 and re-order remaining options to put the more basic ones first.
16584 (Optimization Options): Move -fira-verbose and -flto-report* to
16586 (Developer Options): New section incorporating moved options.
16587 * doc/cppopts.texi (-dM): Update cross-reference.
16589 2016-01-18 Richard Henderson <rth@redhat.com>
16592 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16593 operands to pseudo only if CSE is expected. Split long immediate
16594 operands only after reload, and for the stack pointer.
16595 (*add<GPI>3_pluslong): Remove.
16596 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16597 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16598 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16599 (*add<GPI>3 peepholes): New.
16600 (*add<GPI>3 splitters): New.
16601 * config/aarch64/constraints.md (Upl): New.
16602 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16604 2016-01-18 Richard Biener <rguenther@suse.de>
16606 PR tree-optimization/69297
16607 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16609 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16611 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16613 PR middle-end/68542
16614 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16615 of mixind vector and scalar types.
16616 (fold_relational_const): Add handling of vector
16617 comparison with boolean result.
16618 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16619 comparison of vector operands with boolean result for EQ/NE only.
16620 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16621 (verify_gimple_cond): Likewise.
16622 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16625 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16627 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16630 2016-01-18 Richard Biener <rguenther@suse.de>
16632 PR middle-end/69308
16633 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16635 2016-01-18 Tom de Vries <tom@codesourcery.com>
16637 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16639 2016-01-18 Tom de Vries <tom@codesourcery.com>
16641 * omp-low.c (set_oacc_fn_attrib): Make extern.
16642 * omp-low.h (set_oacc_fn_attrib): Declare.
16643 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16644 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16645 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16646 Add and handle function parameter oacc_kernels_p.
16647 (find_reduc_addr, get_omp_data_i_param): New function.
16648 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16649 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16650 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16651 Calculate dominance info. Skip loops that are not in a kernels region
16652 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16653 (pass_parallelize_loops::execute): Call parallelize_loops with
16654 oacc_kernels_p argument.
16655 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16656 New member function.
16657 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16658 * passes.def: Add argument to pass_parallelize_loops instantation.
16660 2016-01-18 Tom de Vries <tom@codesourcery.com>
16662 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16663 pass_parallelize_loops to be run outside the loop pipeline.
16665 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16667 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16668 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16670 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16673 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16674 using get_ref_base_and_extent.
16675 (equal_mem_array_ref_p): New.
16676 (hashable_expr_equal_p): Add call to previous.
16678 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16681 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16682 (sra_initialize): Allocate disqualified_constants.
16683 (sra_deinitialize): Free disqualified_constants.
16684 (disqualify_candidate): Update disqualified_constants when appropriate.
16685 (create_access): Scan for constant-pool entries as we go along.
16686 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16687 (maybe_add_sra_candidate): Allow constant-pool entries.
16688 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16689 (initialize_constant_pool_replacements): New.
16690 (sra_modify_assign): Avoid mangling assignments created by previous,
16691 and don't generate writes into constant pool.
16692 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16694 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16696 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16697 andnot instruction.
16698 (scalar_chain::convert_op): Likewise.
16699 * config/i386/i386.md (*andndi3_doubleword): New.
16701 2016-01-18 Richard Biener <rguenther@suse.de>
16703 PR tree-optimization/69170
16704 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16705 building a vector from scalar results of a pattern stmt.
16707 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16709 * haifa-sched.c (autopref_multipass_init): Work around
16710 -Wmaybe-uninitialized warning.
16712 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16714 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16715 against the constant 0.
16717 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16719 PR tree-optimization/68799
16720 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16721 look up phi candidates in the statement-candidate map.
16722 (phi_add_costs): Likewise.
16723 (record_phi_increments): Likewise.
16724 (phi_incr_cost): Likewise.
16725 (ncd_with_phi): Likewise.
16726 (all_phi_incrs_profitable): Likewise.
16728 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16730 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16731 -Wmaybe-uninitialized warning.
16733 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16735 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16736 (Option Summary): Update to reflect new section and moved options.
16737 (C++ Dialect Options): Move -fvtable-verify and related options.
16738 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16739 and profiling-related options.
16740 (Optimization Options): Move profile generation options and
16741 -fstack-protector and related options.
16742 (Instrumentation Options): New section incorporating moved options.
16743 (Code Generation Options): Move -finstrument-functions and
16744 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16746 2016-01-16 Tom de Vries <tom@codesourcery.com>
16748 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16750 2016-01-16 Tom de Vries <tom@codesourcery.com>
16752 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16754 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16756 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16757 that checks whether the table is already empty. Rename the
16758 original implementation to...
16759 (hash_table::empty_slot): ...this new private function.
16761 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16763 PR diagnostic/68899
16764 * diagnostic-show-locus.c (layout::print_source_line): Move x
16765 offset of line until after call to
16766 get_line_width_without_trailing_whitespace.
16768 2016-01-15 Jeff Law <law@redhat.com>
16770 PR tree-optimization/69270
16771 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16772 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16773 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16774 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16775 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16776 ssa_name_has_boolean_range and constant_boolean_node.
16778 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16780 PR rtl-optimization/69030
16781 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16783 (spill_pseudos): Delete debug insn for dead pseudo.
16784 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16786 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16788 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16790 (TYPES_UNOPUS): Likewise.
16791 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16792 builtin type, from UNOP to UNOPUS.
16793 (lbtruncuv4sf): Likewise.
16794 (lbtruncuv2df): Likewise.
16795 (lrounduv2sf): Likewise.
16796 (lrounduv4sf): Likewise.
16797 (lrounduv2df): Likewise.
16798 (lroundusf): Likewise.
16799 (lroundusf): Likewise.
16800 (lceiluv2sf): Likewise.
16801 (lceiluv4sf): Likewise.
16802 (lceiluv2df): Likewise.
16803 (lceilusf): Likewise.
16804 (lceiludf): Likewise.
16805 (lflooruv2sf): Likewise.
16806 (lflooruv4sf): Likewise.
16807 (lflooruv2df): Likewise.
16808 (lfloorusf): Likewise.
16809 (lfloorudf): Likewise.
16810 (lfrintnuv2sf): Likewise.
16811 (lfrintnuv4sf): Likewise.
16812 (lfrintnuv2df): Likewise.
16813 (lfrintnusf): Likewise.
16814 (lfrintnudf): Likewise.
16815 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16817 (vcvtq_u32_f32): Likewise.
16818 (vcvtq_u64_f64): Likewise.
16819 (vcvta_u32_f32): Likewise.
16820 (vcvtaq_u32_f32): Likewise.
16821 (vcvtaq_u64_f64): Likewise.
16822 (vcvtm_u32_f32): Likewise.
16823 (vcvtmq_u32_f32): Likewise.
16824 (vcvtmq_u64_f64): Likewise.
16825 (vcvtn_u32_f32): Likwise.
16826 (vcvtnq_u32_f32): Likewise.
16827 (vcvtnq_u64_f64): Likewise.
16828 (vcvtp_u32_f32): Likewise.
16829 (vcvtpq_u32_f32): Likewise.
16830 (vcvtpq_u64_f64): Likewise.
16831 (vcvtmd_u64_f64): Likewise.
16832 (vcvtms_u32_f32): Likewise.
16833 (vcvtad_u64_f64): Likewise.
16834 (vcvtas_u32_f32): Likewise.
16835 (vcvtnd_u64_f64): Likewise.
16836 (vcvtns_u32_f32): Likewise.
16837 (vcvtpd_u64_f64): Likewise.
16838 (vcvtps_u32_f32): Likewise.
16840 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16842 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16843 CSEL of zero_extended registers.
16845 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16847 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16848 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16850 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16852 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16853 false when argument string is not found in the attributes table
16856 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16859 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16860 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16861 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16862 precision estimate.
16864 2016-01-15 Richard Biener <rguenther@suse.de>
16866 PR tree-optimization/66856
16867 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16868 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16869 (vect_create_new_slp_node): Increment stmt reference count.
16870 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16871 an SLP tree before swapping operands.
16872 (vect_build_slp_tree): Likewise.
16873 (destroy_bb_vec_info): Free stmt info after SLP instances.
16874 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16875 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16876 (STMT_VINFO_NUM_SLP_USES): New macro.
16878 2016-01-15 Richard Biener <rguenther@suse.de>
16881 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16882 (add_linkage_name): ... here.
16883 (gen_typedef_die): Use add_linkage_name_raw instead of
16884 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16887 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16889 * gimplify.c (oacc_default_clause): Decode reference and pointer
16890 types for both kernels and parallel regions.
16892 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16894 PR middle-end/69246
16895 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16897 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16899 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16900 (convert_scalars_to_vector): Likewise.
16902 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16904 * doc/extend.texi (Type Traits): Fix grammar.
16906 2016-01-15 Martin Jambor <mjambor@suse.cz>
16908 * tree-inline.c (remap_decl): Use existing dclarations if
16909 remapping a type and prevent_decl_creation_for_types.
16910 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16911 decls first. Do real remapping with
16912 prevent_decl_creation_for_types set.
16913 * tree-inline.h (copy_body_data): New field
16914 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16917 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16919 * config/s390/s390.opt (mmvcle): More verbose help text.
16921 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16923 * config/s390/s390.opt: Add period to -mzvector option text.
16925 2016-01-15 Richard Biener <rguenther@suse.de>
16927 PR tree-optimization/68961
16928 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16929 of invariants in stores again.
16931 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16933 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16935 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16937 * config/i386/i386.c (ix86_expand_branch): Don't split
16938 DI mode xor instruction to SI mode.
16940 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16943 * ipa-icf.c (sem_function::merge): Virtual functions may become
16944 reachable even if they address is not taken and there are no
16947 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16949 * lto-streamer-out.c (subtract_estimated_size): New function.
16950 (get_symbol_initial_value): Use it.
16952 2016-01-15 Christian Bruel <christian.bruel@st.com>
16955 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16956 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16957 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16958 use add_builtin_function_ext_scope instead of add_builtin_function.
16959 (neon_set_p, neon_crypto_set_p): Remove.
16960 (arm_init_builtins): Always call arm_init_neon_builtins and
16961 arm_init_crypto_builtins.
16962 (arm_expand_builtin): Check that builtins are allowed for the arch.
16963 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16964 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16965 arm_init_neon_builtins call.
16967 2016-01-15 Richard Biener <rguenther@suse.de>
16969 PR tree-optimization/69117
16970 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16971 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16972 of the leader conservatively.
16973 (free_scc_vn): Restore original SSA name infos.
16975 2016-01-14 Jeff Law <law@redhat.com>
16977 PR tree-optimization/69270
16978 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16979 single bit of precision, verify it's also unsigned.
16980 (record_edge_info): Use constant_boolean_node rather than fold_convert
16981 to convert boolean_true/boolean_false to the right type.
16983 2016-01-14 Richard Henderson <rth@redhat.com>
16986 * loop-doloop.c (record_reg_sets): New.
16987 (doloop_optimize): Reject the transform if the sequence
16988 clobbers registers live at the end of the loop block.
16989 (doloop_optimize_loops): Enable df_live if needed.
16991 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16993 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16994 * config/rs6000/rs6000.c: Likewise.
16995 * config/rs6000/rs6000.h: Likewise.
16996 * config/rs6000/rs6000.md: Likewise.
16997 * doc/extend.texi: Likewsie.
16999 2016-01-14 Jeff Law <law@redhat.com>
17001 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
17004 2016-01-14 Richard Henderson <rth@redhat.com>
17008 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
17009 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
17010 instead of builtin_decl_declared_p to test for declaration.
17012 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
17014 * doc/loop.texi (Loop Analysis and Representation): Document
17015 loop_depth function.
17017 2016-01-14 Tom de Vries <tom@codesourcery.com>
17019 PR tree-optimization/68773
17020 * omp-low.c (expand_omp_target): Don't set force_output.
17021 * varpool.c (varpool_node::get_create): Same.
17022 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
17023 offload_funcs with force_output.
17025 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17028 * lra-eliminations.c (move_plus_up): Don't change anything if either
17029 the outer or inner subreg mode is not MODE_INT.
17030 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
17031 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
17033 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17035 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
17036 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
17037 reduc_uplus_@var{m}): Remove.
17038 * expr.c (expand_expr_real_2): Remove expansion path for
17039 reduc_[us](min|max|plus) optabs.
17040 * optabs-tree.c (scalar_reduc_to_vector): Remove.
17041 * optabs-tree.h (scalar_reduc_to_vector): Remove.
17042 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
17043 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
17044 * tree-vect-loop.c (vectorizable_reduction): Remove test for
17045 reduc_[us](min|max|plus) optabs.
17047 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
17049 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
17050 (reduc_plus_scal_v2sf): New.
17051 (reduc_smax_v2sf): Rename to...
17052 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
17053 (reduc_smin_v2sf): Rename to...
17054 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
17056 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
17058 * alias.c (compare_base_symbol_refs): New function.
17059 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
17062 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17064 PR middle-end/68146
17065 PR tree-optimization/69155
17066 * tree-complex.c: Include cfganal.h.
17067 (phis_to_revisit): New variable.
17068 (extract_component): Add phiarg_p argument. Assert that returned
17069 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
17070 (update_phi_components): Partly rewrite to use loop over real/imag
17071 components instead of code duplication. If extract_component returns
17072 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
17073 create_tmp_reg into the PHI node instead, and mention the phi triplet
17074 in phis_to_revisit.
17075 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
17076 in phis_to_revisit at the end.
17078 2016-01-14 Richard Biener <rguenther@suse.de>
17080 PR tree-optimization/68060
17081 * tree-vect-loop.c (vect_is_simple_reduction): Check the
17082 outer loop reduction is only used in the inner loop before
17083 detecting a double reduction.
17085 2016-01-14 Jakub Jelinek <jakub@redhat.com>
17088 * combine.c (expand_field_assignment): Punt if compute_mode is
17089 unsupported scalar mode.
17091 2016-01-14 Richard Biener <rguenther@suse.de>
17093 PR tree-optimization/66856
17094 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
17095 SLP node only if it built successfully.
17096 (vect_analyze_slp_instance): Adjust.
17098 2016-01-14 Jeff Law <law@redhat.com>
17100 PR tree-optimization/69270
17101 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
17102 (record_edge_info): Use it. Convert boolean_{true,false}_node
17103 to the type of op0.
17105 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
17108 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
17109 use block_ultimate_origin
17110 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
17112 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17114 * doc/invoke.texi (Submodel Options): Rename section to
17115 "Machine-Dependent Options" to better reflect its content.
17116 Rewrite introductory text to remove archaic CPU names.
17119 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
17121 * doc/invoke.texi (Code Gen Options): Move section up in file,
17122 before target-specific options. Update menu and option summary
17123 to reflect the new section ordering.
17125 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17127 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
17128 (C++ Dialect Options): Add cross-reference to -std option.
17129 * doc/standards.texi (C++ Language): Document C++14 support.
17131 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
17133 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
17134 for pack/unpack functions for __ibm128.
17135 (PACK_IF): Likewise.
17136 (UNPACK_IF): Likewise.
17138 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
17139 support for __ibm128 pack/unpack functions.
17140 (rs6000_invalid_builtin): Likewise.
17141 (rs6000_init_builtins): Likewise.
17142 (rs6000_opt_masks): Likewise.
17144 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
17145 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
17147 (RS6000_BTM_COMMON): Likewise.
17149 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17150 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17151 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17152 128-bit floating point. Add support for the double values to be
17153 in Altivec registers for TF/IF packing and unpacking, but restrict
17154 TD packing sub-fields to be FPR registers. Don't allow overlapped
17155 register support for packing. Allow pack inputs to be memory
17156 locations. Don't build generator functions for unpack<mode>_dm
17157 and unpack<mode>_nodm.
17158 (unpack<mode>_dm): Likewise.
17159 (unpack<mode>_nodm): Likewise.
17160 (pack<mode>): Likewise.
17162 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17163 built-in functions to pack/unpack explicit __ibm128 values.
17164 (__builtin_unpack_ibm128): Likewise.
17166 * doc/extend.texi (PowerPC Built-in Functions): Document
17167 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17169 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17172 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17173 Add new arg loc and pass it down as context.
17174 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17175 to the location to use for the warning.
17176 (check_function_arguments): New arg loc. All callers changed. Pass
17177 it to check_function_nonnull.
17178 * c-common.h (check_function_arguments): Adjust declaration.
17180 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17182 PR tree-optimization/69156
17183 * gimple.c (validate_type): Removed.
17184 (gimple_builtin_call_types_compatible_p): Use
17185 useless_type_conversion_p instead of validate_type.
17186 * value-prof.c (gimple_stringop_fixed_value): Fold
17187 icall_size to correct type.
17189 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17191 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17194 2016-01-13 Richard Henderson <rth@redhat.com>
17197 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17198 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17199 (ix86_builtin_tm_store): Remove.
17200 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17201 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17202 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17203 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17204 * doc/tm.texi: Rebuild.
17206 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17207 (BUILT_IN_TM_MEMCPY_RTWN): New.
17208 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17209 fallback from vector to integer helpers.
17210 (build_tm_load): Handle vector types directly, instead of
17212 (build_tm_store): Likewise.
17213 (expand_assign_tm): Prepare for register types not handled by
17214 the above. Copy them to memory and use memcpy.
17215 * tree.c (tm_define_builtin): New.
17216 (find_tm_vector_type): New.
17217 (build_tm_vector_builtins): New.
17218 (build_common_builtin_nodes): Call it.
17220 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17222 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17223 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17225 2016-01-13 Tom de Vries <tom@codesourcery.com>
17227 PR tree-optimization/69169
17228 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17229 handled_struct_type param.
17230 (create_variable_info_for, intra_create_variable_infos): Call
17231 create_variable_info_for_1 with extra arg.
17233 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17235 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17236 and "armv8.1-a+crc" entries.
17238 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17241 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17242 Change first operand predicate from register_or_constm1_operand
17243 to register_operand.
17244 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17245 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17246 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17247 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17248 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17249 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17250 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17251 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17252 comparison with constm1_rtx from vec_prefetch_gen part.
17254 2016-01-13 Richard Biener <rguenther@suse.de>
17256 PR tree-optimization/69013
17257 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17258 Exchange assert for a test.
17260 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17263 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17265 2016-01-13 Richard Biener <rguenther@suse.de>
17267 PR tree-optimization/69242
17268 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17269 assert with a check.
17271 2016-01-13 Richard Biener <rguenther@suse.de>
17273 PR tree-optimization/69186
17274 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17275 Properly guard vect_update_misalignment_for_peel call.
17277 2016-01-12 Jeff Law <law@redhat.com>
17279 PR tree-optimization/pr67755
17280 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17281 "need_profile_correction".
17282 (thread_block_1): Initialize new field to false by default. If we
17283 have multiple thread paths through a common joiner to different
17284 final targets, then set new field to true.
17285 (compute_path_counts): Only do count adjustment when it's really
17288 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17290 * doc/invoke.texi (Spec Files): Move section down in file, past
17291 all command-line option descriptions.
17293 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17295 PR middle-end/54809
17296 * doc/gty.texi: Remove documentation of mark_hook.
17297 * gengtype.c (struct write_types_data): Remove code to support
17298 mark_hook attribute.
17299 (walk_type): Likewise.
17300 (write_func_for_structure): Likewise.
17302 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17304 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17305 Directory Options, and -specs= to Overall Options.
17306 (Overall Options): Adjust similarly. Reorder to group related
17307 options together. Make -specs= cross-reference the spec file details.
17308 (Directory Options): Adjust similarly.
17310 2016-01-12 Jeff Law <law@redhat.com>
17312 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17314 2016-01-12 Olivier Hainque <hainque@adacore.com>
17316 * gcc.c (spec_undefvar_allowed): New global.
17317 (process_command): Set to true when running for --version or --help,
17319 (getenv_spec_function): When the variable is not defined, use the
17320 variable name as the variable value if we're allowed not to issue
17323 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17325 PR tree-optimization/68911
17326 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17327 information computed for expression "init + nit * step".
17329 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17331 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17332 about name of GCC executable. Remove deleted node from menu.
17333 (Directory Options) <-B>: Remove cross-reference to deleted node.
17334 (Target Options): Delete section.
17336 2016-01-12 Christian Bruel <christian.bruel@st.com>
17339 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17340 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17342 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17345 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17346 aligned_mem is properly set for AVX512-VL floating point masked
17350 * ifcvt.c (cond_exec_process_if_block): When removing the last
17351 insn from then_bb, remove also any possible barriers that follow it.
17353 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17357 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17358 (PTRDIFF_TYPE): Likewise.
17359 (WCHAR_TYPE): Likewise.
17360 (WCHAR_TYPE_SIZE): Likewise.
17361 (STDINT_LONG32): Likewise.
17363 2016-01-12 Richard Biener <rguenther@suse.de>
17365 PR tree-optimization/69053
17366 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17367 convert initial value for cond reductions.
17369 2016-01-12 Richard Biener <rguenther@suse.de>
17371 PR tree-optimization/69007
17372 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17373 widen_sum after dot_prod and sad.
17375 2016-01-12 Richard Biener <rguenther@suse.de>
17377 PR tree-optimization/69168
17378 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17379 pattern stmt SLP type.
17380 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17381 end up unused so cope with that case.
17383 2016-01-12 Richard Biener <rguenther@suse.de>
17385 PR tree-optimization/69157
17386 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17387 stmts def type only during analyze phase.
17388 (vectorizable_call): Likewise.
17389 (vectorizable_simd_clone_call): Likewise.
17390 (vectorizable_conversion): Likewise.
17391 (vectorizable_assignment): Likewise.
17392 (vectorizable_shift): Likewise.
17393 (vectorizable_operation): Likewise.
17394 (vectorizable_store): Likewise.
17395 (vectorizable_load): Likewise.
17397 2016-01-12 Richard Biener <rguenther@suse.de>
17399 PR tree-optimization/69174
17400 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17402 (vectorizable_load): Properly compute the number of loads needed
17403 for permuted strided SLP loads and do not spuriously assign
17404 to SLP_TREE_VEC_STMTS.
17406 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17408 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17409 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17410 (MD_EXEC_PREFIX): Remove.
17411 (MD_STARTFILE_PREFIX) Removee.
17412 (FILE_NAME_ABSOLUTE_P): Remove.
17413 (CPP_SPEC): Do not read macros from sys/version.h.
17414 (LINK_COMMAND_SPEC): Remove.
17415 (LOCAL_INCLUDE_DIR): Remove.
17416 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17417 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17418 (POST_LINK_SPEC): Define to invoke stubify after linker
17419 (LIBSTDCXX): Remove define
17420 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17421 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17422 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17423 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17424 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17425 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17426 (i386_djgpp_asm_named_section): Add propotype of new procedure
17428 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17429 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17430 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17431 in config/i386/djgpp.h).
17432 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17433 STANDARD_STARTFILE_PREFIX_1.
17434 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17435 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17436 installation errors.
17437 (MAX_OFILE_ALIGNMENT): Define to 128.
17438 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17440 * config/i386/djgpp.c: New file. Add implementation of
17441 i386_djgpp_asm_named_section.
17443 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17445 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17446 Add rule for building djgpp.o.
17448 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17450 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17451 (rtx_is_swappable_p): Reductions are swappable.
17452 (insn_is_swappable_p): V2DF reductions are swappable.
17454 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17456 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17457 reloads for other unsupported memory operands.
17459 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17460 Jim Wilson <jim.wilson@linaro.org>
17463 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17464 copy_to_mode_reg instead of force_reg.
17466 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17469 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17470 TARGET_80387 is true.
17472 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17475 * lra-eliminations.c (move_plus_up): Only move plus up
17476 if subreg of the constant can be simplified into constant
17477 and use the simplified subreg of the constant instead of
17478 the original constant.
17480 * fold-const.c (fold_convertible_p): Don't return true
17481 for conversion of VECTOR_TYPE to same sized integral type.
17482 (fold_convert_loc): Fix up formatting. Fold conversion of
17483 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17484 instead of NOP_EXPR.
17486 PR tree-optimization/69214
17487 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17488 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17491 PR tree-optimization/69207
17492 * tree-vect-slp.c (vect_get_constant_vectors): For
17493 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17494 fold_convertible_p to vector_type's element type, and always
17495 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17497 2016-01-11 Richard Biener <rguenther@suse.de>
17499 PR tree-optimization/69173
17500 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17501 fixup the cycle if all stmts are in a pattern.
17503 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17505 PR middle-end/68999
17506 * alias.c (base_alias_check): Move check for addresses with
17507 alignment ANDs before the call for compare_base_decls.
17508 (memrefs_conflict_p): Return -1 for different decls
17509 that went through alignment adjustments.
17511 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17513 PR rtl-optimization/68796
17514 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17515 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17516 and QImode comparisons against zero with CC_NZmode.
17517 * config/aarch64/iterators.md (short_mask): New mode_attr.
17519 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17521 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17522 (<avx512>_store<mode>_mask): Likewise.
17524 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17525 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17527 PR rtl-optimization/68841
17528 * ifcvt.c (struct noce_if_info): Add orig_x field.
17529 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17530 Don't record conflicts on to_rename if it's present.
17531 Allow memory destinations in sets.
17532 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17533 blocks, passing orig_x to the checks.
17534 (noce_process_if_block): Set if_info->orig_x appropriately.
17536 2016-01-11 Tom de Vries <tom@codesourcery.com>
17538 PR tree-optimization/69069
17539 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17541 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17543 PR rtl-optimization/68920
17544 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17545 of conditional moves for RTL if-conversion to 1 for
17546 TARGET_ONE_IF_CONV_INSN.
17547 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17548 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17549 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17550 parameter to restirct number of conditional moves for
17552 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17553 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17556 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17559 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17560 onepart vars. Fix typo in comment. Fix reversed condition in
17562 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17565 * var-tracking.c (dump_onepart_variable_differences): New.
17566 (dataflow_set_different): If a detailed dump is requested,
17567 delay early returns and dump differences between onepart
17568 variables present before and after, and added variables.
17570 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17573 * expr.c (expand_expr_real_1): For boolean vector constants
17574 with a scalar mode use const_scalar_mask_from_tree.
17575 (const_scalar_mask_from_tree): New.
17576 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17577 assigned to a mask type to handle constants.
17579 2016-01-11 Martin Jambor <mjambor@suse.cz>
17582 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17583 useless parameters if we cannot change function signature.
17585 2016-01-11 Martin Jambor <mjambor@suse.cz>
17588 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17591 2016-01-11 Tom de Vries <tom@codesourcery.com>
17593 PR tree-optimization/69109
17594 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17597 2016-01-11 Tom de Vries <tom@codesourcery.com>
17599 PR tree-optimization/69108
17600 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17601 res is not used in a phi.
17603 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17606 * common.opt (frandom-seed): Fix parameter name.
17607 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17609 2016-01-11 Tom de Vries <tom@codesourcery.com>
17611 PR tree-optimization/69058
17612 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17615 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17617 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17618 (mcode-density): Likewise.
17620 2016-01-10 Tom de Vries <tom@codesourcery.com>
17622 PR tree-optimization/69062
17623 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17624 (parallelize_loops): Don't paralelize loop that has phi with address
17627 2016-01-10 Tom de Vries <tom@codesourcery.com>
17629 PR tree-optimization/69039
17630 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17633 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17635 PR middle-end/68743
17636 * match.pd: Require target has function_c99_misc before doing
17637 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17639 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17641 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17643 * configure: Regenerate.
17645 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17647 PR middle-end/50865
17648 PR tree-optimization/69097
17649 * fold-const.h (expr_not_equal_to): New prototype.
17650 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17651 (expr_not_equal_to): New function.
17652 * match.pd (X % -Y is the same as X % Y): Don't optimize
17653 unless X is known not to be equal to minimum or Y is known
17654 not to be equal to -1.
17655 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17656 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17657 (simplify_stmt_using_ranges): Adjust caller.
17658 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17659 substitute_and_fold.
17661 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17663 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17666 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17668 PR tree-optimization/69167
17669 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17670 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17672 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17674 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17675 Richard Biener <rguenther@suse.de>
17677 PR tree-optimization/68707
17678 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17679 instances that can be handled via vect_load_lanes.
17681 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17683 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17684 if we can't determine address equivalence.
17685 * alias.c (compare_base_decl): Update for changed return value of
17686 symtab_node::equal_address_to.
17688 2016-01-08 Jason Merrill <jason@redhat.com>
17692 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17693 * expr.c (store_field): Not here.
17694 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17695 call with TREE_ADDRESSABLE type.
17696 * tree-cfg.c (verify_gimple_call): Adjust.
17698 2016-01-08 Olivier Hainque <hainque@adacore.com>
17700 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17703 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17705 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17706 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17707 (reduc_smin_v2sf): Rename to...
17708 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17709 (reduc_splus_v2sf): Rename to...
17710 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17712 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17714 PR tree-optimization/69162
17715 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17716 valist argument in another argument.
17717 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17718 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17719 to determine the va_list type, build a MEM_REF instead of
17720 build_fold_indirect_ref.
17722 PR tree-optimization/69172
17723 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17726 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17728 PR tree-optimization/67781
17729 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17730 and cmpnop in two steps: first the ones not accessed in original
17731 gimple expression in a endian independent way and then the ones not
17732 accessed in the final result in an endian-specific way.
17734 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17736 PR tree-optimization/69083
17737 * tree-vect-slp.c (vect_get_constant_vectors): For
17738 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17739 element type. If op is fold_convertible_p to vector_type's element
17740 type, use NOP_EXPR instead of VCE.
17742 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17744 PR rtl-optimization/67778
17745 PR rtl-optimization/68634
17746 PR rtl-optimization/68909
17747 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17748 block from the stack until done with it. Remove a superfluous
17749 bitmap set. Remove a superfluous bitmap test.
17751 2016-01-07 Martin Sebor <msebor@redhat.com>
17754 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17755 constraint on the type of arguments.
17757 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17759 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17760 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17761 unaligned_access on the gcc_options set.
17762 * config/arm/arm.c (arm_option_override_internal): Use
17763 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17765 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17769 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17771 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17774 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17777 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17778 depending on frame_pointer_needed before remaining integer and SSE
17779 registers are saved.
17781 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17784 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17786 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17789 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17790 Use the "xBm" constraint.
17791 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17793 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17794 (sse_cvtsi2ssq<round_name>): Likewise.
17795 (sse_cvtss2si<round_name>): Likewise.
17796 (sse_cvtss2siq<round_name>): Likewise.
17797 (sse2_cvtsi2sdq<round_name>): Likewise.
17798 (sse2_cvtsd2si<round_name>): Likewise.
17799 (sse2_cvtsd2siq<round_name>): Likewise.
17800 * config/i386/subst.md (round_nimm_scalar_predicate): New
17803 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17805 PR middle-end/67639
17806 * varasm.c (make_decl_rtl): Mark invalid register vars as
17809 PR rtl-optimization/66206
17810 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17811 All callers changed.
17813 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17815 PR tree-optimization/69141
17816 * tree-ssa-pre.c: Include langhooks.h.
17817 (eliminate_dom_walker::before_dom_children): Use
17818 lang_hooks.decl_printable_name instead of
17819 cgraph_node::get ()->name ().
17821 PR middle-end/68960
17822 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17823 it and DECL_ALIGN too.
17825 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17827 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17829 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17832 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17833 depending on frame_pointer_needed before remaining integer and SSE
17834 registers are saved.
17836 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17838 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17839 mode iterator with VSX_M2.
17840 (*p9_vecstore_<mode>): Likewise.
17841 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17842 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17843 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17844 (define_split for VSX_LE128 stores): Likewise.
17845 (define_peephole2 for TImode LE swaps): Likewise.
17846 (define_split for VSX_LE128 post-reload stores): Likewise.
17848 2016-01-06 Marek Polacek <polacek@redhat.com>
17851 * convert.c (convert_to_integer_1): Adjust call to
17852 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17853 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17854 EXPR instead of ARG.
17855 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17857 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17860 * doc/extend.texi (RL78 Variable Attributes): New section.
17862 2016-01-05 Marek Polacek <polacek@redhat.com>
17865 * builtins.c (get_memmodel): Use expansion point location rather than
17866 the input location. Call warning_at rather than warning.
17867 (expand_builtin_atomic_compare_exchange): Likewise.
17868 (expand_builtin_atomic_load): Likewise.
17869 (expand_builtin_atomic_store): Likewise.
17870 (expand_builtin_atomic_clear): Likewise.
17872 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17875 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17876 Replace nonimmediate_operand with vector_operand.
17877 * config/i386/predicates.md (vector_operand): New predicate.
17878 (general_vector_operand): Replace nonimmediate_operand with
17880 * config/i386/sse.md: Replace nonimmediate_operand with
17881 vector_operand and m constraint with Bm constraint on SSE
17882 patterns with 16-byte memory operand.
17883 * config/i386/subst.md (round_nimm_predicate): Replace
17884 nonimmediate_operand with vector_operand.
17885 (round_saeonly_nimm_predicate): Likewise.
17886 (round_saeonly_nimm_scalar_predicate): New.
17888 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17891 * config/i386/constraints.md (Bm): New constraint.
17892 * config/i386/predicates.md (vector_memory_operand): New
17894 * config/i386/sse.md: Replace xm with xBm in plusminus and
17895 any_logic patterns.
17897 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17900 * doc/extend.texi (V850 Function Attributes): New section.
17901 (V850 Variable Attributes): New section.
17903 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17906 * doc/extend.texi (MicroBlaze Function Attributes): Document
17907 interrupt_handler and fast_interrupt attributes.
17909 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17912 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17913 for local symbolic operands.
17914 * config/ia64/predicates.md (local_symbolic_operand64): New
17917 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17919 PR rtl-optimization/68651
17920 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17923 2016-01-05 Nathan Sidwell <nathan@acm.org>
17925 * alias.c (compare_base_decls): Use symtab_node::get.
17927 2016-01-05 Nick Clifton <nickc@redhat.com>
17930 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17931 secondary_reload_info structure.
17934 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17935 decls if weak support is available.
17937 2016-01-04 Martin Sebor <msebor@redhat.com>
17939 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17941 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17943 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17944 OPTION_MASK_P9_DFORM.
17946 * config/rs6000/constraints.md (wo constraint): New constraint for
17949 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17951 (rs6000_init_hard_regno_mode_ok): Likewise.
17953 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17956 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17957 expanders not to have constraints. Add support for ISA 3.0 xxperm
17958 instruction. Add support for fusing xxlor with xxperm.
17959 (altivec_vperm_<mode>_internal): Likewise.
17960 (altivec_vperm_v8hiv16qi): Likewise.
17961 (altivec_vperm_<mode>v16q): Likewise.
17962 (altivec_vperm_<mode>_uns): Likewise.
17963 (vperm_v8hiv4si): Likewise.
17964 (vperm_v16qiv8hi): Likewise.
17966 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17968 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17970 Update copyright years.
17972 * gcc.c (process_command): Update copyright notice dates.
17973 * gcov-dump.c (print_version): Ditto.
17974 * gcov.c (print_version): Ditto.
17975 * gcov-tool.c (print_version): Ditto.
17976 * gengtype.c (create_file): Ditto.
17977 * doc/cpp.texi: Bump @copying's copyright year.
17978 * doc/cppinternals.texi: Ditto.
17979 * doc/gcc.texi: Ditto.
17980 * doc/gccint.texi: Ditto.
17981 * doc/gcov.texi: Ditto.
17982 * doc/install.texi: Ditto.
17983 * doc/invoke.texi: Ditto.
17985 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17987 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17988 modes larger than TImode as TImode if NEON is not enabled.
17990 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17993 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17994 mode for %f0-%f31 only if TARGET_FPU.
17996 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17999 * config/sparc/sparc.c (scan_record_type): Take into account subfields
18000 to compute the PACKED_P predicate.
18001 (function_arg_record_value): Minor tweaks.
18003 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
18005 * doc/install.texi (--with-multilib-list): Describe the meaning of the
18006 option for arm*-*-* targets.
18008 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
18010 * doc/extend.texi (Common Function Attributes): Move docs for
18011 MSP430-specific attributes to....
18012 (MSP430 Function Attributes): ...here. Delete the redundant
18013 entries and copy-edit the remaining text.
18014 (MSP430 Variable Attributes): Use uniform format for index
18015 entries and add a cross-reference to the corresponding function
18018 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
18020 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
18022 (x86 Options): Likewise.
18024 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18028 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
18029 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
18030 to corresponding attribute.
18032 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
18034 * doc/extend.texi (Common Function Attributes) <noplt>: Move
18035 to correct alphabetization of table. Copy-edit and correct
18037 <stack_protect>: Likewise.
18038 <target_clones>: Likewise.
18040 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
18041 Correct punctuation.
18042 (Code Gen Options) <-fno-plt>: Copy-edit.
18044 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
18047 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
18048 SI values. Explicitly convert SI to DI and vice-versa.
18050 2016-01-01 Jakub Jelinek <jakub@redhat.com>
18052 PR tree-optimization/69070
18053 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
18054 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
18057 * ubsan.c (ubsan_instrument_float_cast): Call
18058 initialize_sanitizer_builtins.
18061 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
18063 Copyright (C) 2016 Free Software Foundation, Inc.
18065 Copying and distribution of this file, with or without modification,
18066 are permitted in any medium without royalty provided the copyright
18067 notice and this notice are preserved.