1 2016-07-14 Alan Modra <amodra@gmail.com>
4 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
5 with p9_vector override before power9-dform override.
7 2016-07-13 Andi Kleen <ak@linux.intel.com>
9 * value-prof.c (gimple_value_profile_transformations): Don't run
10 when auto_profile is on.
12 2016-07-13 Andi Kleen <ak@linux.intel.com>
14 * auto-profile.c (update_inlined_ind_target,
15 afdo_indirect_call): Print information to dump file.
17 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
19 * genrecog.c (special_predicate_operand_p): New function.
20 (predicate_name): Move function.
21 (validate_pattern): Don't warn about missing mode for all
22 define_special_predicate predicates.
24 2016-07-13 Bin Cheng <bin.cheng@arm.com>
26 * tree-vect-data-refs.c (vect_no_alias_p): New function.
27 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
28 resolve alias checks which are known at compilation time.
29 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
30 alias checks are resolved. Move dump info for too many runtime
31 alias checks to here...
32 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
34 2016-07-13 Richard Biener <rguenther@suse.de>
36 PR tree-optimization/24574
37 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
38 position and add shift, rotate, divison and modulo support
40 (value_replacement): Pass in argument position to absorbing_element_p.
42 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
45 * ipa-inline-transform.c (inline_call): Support
48 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
50 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
51 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
53 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
54 Baseline. Make initial alternative TARGET_32BIT only.
56 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
57 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
60 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
62 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
63 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
64 availability with TARGET_HAVE_MOVT.
65 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
66 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
67 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
69 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
70 extra instruction if MOVW is available. Use a cost variable
71 incremented by COSTS_N_INSNS (1) when the condition match rather than
72 returning an arithmetic expression based on COSTS_N_INSNS. Make
73 constant with bottom half word zero cost 2 instruction if MOVW is
75 * config/arm/arm.md (define_attr "arch"): Add v8mb.
76 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
77 target is ARMv8-M Baseline.
78 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
79 (arm_movtas_ze): Likewise.
80 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
81 alternative for constants satisfying j constraint.
82 (thumb1_movsi_insn): Likewise.
83 (movsi splitter for K alternative): Tighten condition to not trigger
84 if movt is available and j constraint is satisfied.
85 (Pe immediate splitter): Likewise.
86 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
87 constant fitting in an halfword to use MOVW.
88 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
91 2016-07-13 Richard Biener <rguenther@suse.de>
94 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
95 gimplifying the LHS. Make sure to gimplify a returning twice
96 call LHS without using SSA names.
98 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
100 * tree-data-ref.c (find_data_references_in_stmt): Remove
101 unnecessary call to vec::release.
102 (graphite_find_data_references_in_stmt): Likewise.
103 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
104 * tree-vect-stmts.c (vectorizable_condition): Likewise.
106 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
108 * cfgexpand.c (expand_used_vars): Make the type of a local variable auto_vec.
109 * genmatch.c (lower_for): Likewise.
110 * haifa-sched.c (haifa_sched_init): Likewise.
111 (add_to_speculative_block): Likewise.
112 (create_check_block_twin): Likewise.
113 * predict.c (handle_missing_profiles): Likewise.
114 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
115 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
116 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk): Likewise.
117 (maybe_lower_iteration_bound): Likewise.
118 * tree-ssa-sccvn.c (DFS): Likewise.
119 * tree-stdarg.c (reachable_at_most_once): Likewise.
120 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
121 (vectorizable_store): Likewise.
123 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
125 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
126 (sccvn_dom_walker): make cond_stack an auto_vec.
128 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
130 * ree.c (struct ext_state): Make type of members auto_vec.
131 (find_and_remove_re): Adjust.
133 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
135 * cfgexpand.c (struct stack_vars_data): Make type of fields
137 (expand_used_vars): Adjust.
139 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
141 * ipa.c (record_cdtor_fn): Adjust.
142 (build_cdtor_fns): Likewise.
143 (ipa_cdtor_merge): Make static_ctors and static_dtors local
146 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
148 * genextract.c (struct accum_extract): Add constructor and make
152 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
154 * tree.c (struct free_lang_data_d): Add constructor and change
155 types of members to ones that automatically manage resources.
156 (fld_worklist_push): Adjust.
157 (find_decls_types): Likewise.
158 (find_decls_types_in_eh_region): Likewise.
159 (free_lang_data_in_cgraph): Stop manually creating and
160 destroying members of free_lang_data_d.
162 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
164 PR rtl-optimization/68961
165 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
166 peephole variant. Use sse_reg_operand predicates.
168 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
170 * config/i386/predicates.md (x86_64_immediate_operand)
171 <case CONST_INT>: Remove unneeded truncation to DImode.
173 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
175 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
178 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
179 The xxperm and xxpermr instructions require that the 2nd input
180 operand overlap with the output operand, and not the 1st.
181 (altivec_vperm_v8hiv16qi): Likewise.
182 (altivec_vperm_<mode>_uns_internal): Likewise.
183 (altivec_vpermr_<mode>_internal): Likewise.
184 (vperm_v8hiv4si): Likewise.
185 (vperm_v16qiv8hi): Likewise.
187 2016-07-12 Martin Liska <mliska@suse.cz>
189 * params.def: Add avg-loop niter.
190 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
191 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
192 * doc/invoke.texi: Document the new parameter.
194 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
197 * expr.c (store_constructor): Mask sign-extended bits when widening
198 sub-word constructor element at the start of a word.
200 2016-07-12 Martin Liska <mliska@suse.cz>
202 * Makefile.in: Append rule for params-options.h.
203 * params-options.h: New file.
205 2016-07-12 Martin Liska <mliska@suse.cz>
207 * ira-build.c (mark_loops_for_removal): Properly iterate
210 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
211 Richard Biener <rguenther@suse.de>
213 PR tree-optimization/23286
214 PR tree-optimization/70159
215 * doc/invoke.texi: Document -fcode-hoisting.
216 * common.opt (fcode-hoisting): New flag.
217 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
218 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
219 (do_regular_insertion): Rename to ...
220 (do_pre_regular_insertion): ... this and amend general comments
221 on insertion strathegy.
222 (do_partial_partial_insertion): Rename to ...
223 (do_pre_partial_partial_insertion): ... this.
224 (do_hoist_insertion): New function.
225 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
226 and call do_hoist_insertion properly.
228 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
229 (pass_pre::execute): Register hoist_insert stats.
231 2016-07-12 Jakub Jelinek <jakub@redhat.com>
234 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
235 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
236 is different from mode's bitsize. Small cleanup.
238 2016-07-12 Richard Biener <rguenther@suse.de>
240 PR rtl-optimization/68961
241 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
242 to simplify to a non-constant.
244 2016-07-11 Jakub Jelinek <jakub@redhat.com>
247 * omp-low.c (expand_omp_target): Gimplify device.
249 PR tree-optimization/71823
250 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
251 to get vec_oprnds2 from op2.
253 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
255 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
256 Hoist common subexpressions.
257 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
259 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
262 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
263 prevent generation of 'stxsiwx' on pre Power8 hardware.
265 2016-07-11 David Malcolm <dmalcolm@redhat.com>
267 * input.c: Include cpplib.h.
268 (selftest::temp_source_file): New class.
269 (selftest::temp_source_file::temp_source_file): New ctor.
270 (selftest::temp_source_file::~temp_source_file): New dtor.
271 (selftest::should_have_column_data_p): New function.
272 (selftest::test_should_have_column_data_p): New function.
273 (selftest::temp_line_table): New class.
274 (selftest::temp_line_table::temp_line_table): New ctor.
275 (selftest::temp_line_table::~temp_line_table): New dtor.
276 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
277 it to create a temp_line_table.
278 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
279 locations that are known to have column data.
280 (selftest::line_table_case): New struct.
281 (selftest::test_reading_source_line): Move tempfile handling
282 to class temp_source_file.
283 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
284 (selftest::assert_token_loc_eq): New function.
285 (ASSERT_TOKEN_LOC_EQ): New macro.
286 (selftest::test_lexer): New function.
287 (selftest::boundary_locations): New array.
288 (selftest::input_c_tests): Call test_should_have_column_data_p.
289 Loop over a test matrix of interesting values of location and
290 default_range_bits, calling test_lexer on each case in the matrix.
291 Move call to test_accessing_ordinary_linemaps into the matrix.
292 * selftest.h (ASSERT_EQ): Reimplement in terms of...
293 (ASSERT_EQ_AT): New macro.
295 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
298 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
299 Don't convert TImode in debug insn.
301 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
303 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
304 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
305 (tree_type_common::lang_flag_7): New.
306 (tree_type_common::spare): Reduce size.
307 * tree.h (TYPE_ALIGN_OK): Remove.
308 (TYPE_LANG_FLAG_7): New.
309 (get_inner_reference): Adjust header.
310 * print-tree.c (print_node): Adjust.
311 * expr.c (get_inner_reference): Remove parameter keep_aligning.
312 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
313 calls to get_inner_reference.
314 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
315 handling of TYPE_ALIGN_OK.
316 * builtins.c (get_object_alignment_2): Adjust call to
317 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
318 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
320 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
321 * cfgexpand.c (expand_debug_expr): Likewise.
322 * dbxout.c (dbxout_expand_expr): Likewise.
323 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
324 loc_list_from_tree, fortran_common): Likewise.
325 * fold-const.c (optimize_bit_field_compare,
326 decode_field_reference, fold_unary_loc, fold_comparison,
327 split_address_to_core_and_offset): Likewise.
328 * gimple-laddress.c (execute): Likewise.
329 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
330 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
331 * hsa-gen.c (gen_hsa_addr): Likewise.
332 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
333 * tsan.c (instrument_expr): Likewise.
334 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
335 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
336 * tree-affine.c (tree_to_aff_combination,
337 get_inner_reference_aff): Adjust calls to get_inner_reference.
338 * tree-data-ref.c (split_constant_offset_1,
339 dr_analyze_innermost): Likewise.
340 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
341 * tree-sra.c (ipa_sra_check_caller): Likewise.
342 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
343 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
344 bswap_replace): Likewise.
345 * tree-vect-data-refs.c (vect_check_gather,
346 vect_analyze_data_refs): Likewise.
347 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
348 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
351 2016-07-11 David Malcolm <dmalcolm@redhat.com>
353 * Makefile.in (selftest-valgrind): New phony target.
354 * function-tests.c (selftest::build_cfg): Delete pass instances
356 (selftest::convert_to_ssa): Likewise.
357 (selftest::test_expansion_to_rtl): Likewise.
358 * tree-cfg.c (selftest::test_linear_chain): Release dominator
360 (selftest::test_diamond): Likewise.
362 2016-07-11 Richard Biener <rguenther@suse.de>
364 PR tree-optimization/71816
365 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
366 than replacing all of its operands.
368 2016-07-11 Alan Modra <amodra@gmail.com>
370 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
371 (ctr<mode>): Add unspec.
372 (ctr<mode>_internal*): Likewise.
374 2016-07-08 James Bowman <james.bowman@ftdichip.com>
376 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
377 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
379 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
381 PR rtl-optimization/71621
382 * lra-constraints.c (process_alt_operands): Check combination of
385 2016-07-08 Jason Merrill <jason@redhat.com>
386 Richard Biener <rguenther@suse.de>
388 P0145: Refining Expression Order for C++.
389 * gimplify.c (initial_rhs_predicate_for): New.
390 (gimplfy_modify_expr): Gimplify RHS before LHS.
392 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
395 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
396 Allow standard error handling to take over when a wrong number
397 of arguments is presented to __builtin_vec_ld () or
400 2016-07-08 Jiong Wang <jiong.wang@arm.com>
402 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
407 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
408 __builtin_aarch64_fmaxv2sf.
409 (vmaxnmq_f32): Likewise.
410 (vmaxnmq_f64): Likewise.
411 (vminnm_f32): Likewise.
412 (vminnmq_f32): Likewise.
413 (vminnmq_f64): Likewise.
415 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
418 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
419 enable -mfloat128-hardware by default.
420 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
421 that IEEE 128-bit hardware support needs.
422 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
423 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
424 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
425 floating point requires.
426 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
427 -mfloat128 and -mfloat128-hardware changes.
429 2016-07-08 Alan Hayward <alan.hayward@arm.com>
431 PR tree-optimization/71667
432 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
434 2016-07-08 Martin Liska <mliska@suse.cz>
437 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
438 folding produces SAVE_EXPRs, thus return false for the type.
440 2016-07-07 Martin Liska <mliska@suse.cz>
442 * file-find.c (remove_prefix): New function.
443 * file-find.h (remove_prefix): Declare the function.
444 * gcc-ar.c (main): Skip a folder of the wrapper if
445 a wrapped binary would point to the same file.
447 2016-07-07 Jan Hubicka <jh@suse.cz>
449 * tree-scalar-evolution.c (iv_can_overflow_p): export.
450 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
451 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
453 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
456 * ipa-inline-analysis.c (compute_inline_parameters): Set
457 local.can_change_signature to false for intrumentation
460 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
462 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
463 with TARGET_HAVE_MOVT.
464 (TARGET_HAVE_MOVT): Define.
465 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
466 availability with TARGET_HAVE_MOVT.
467 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
469 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
471 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
472 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
473 * config/arm/constraints.md (define_constraint "j"): Use
474 TARGET_HAVE_MOVT to check MOVT availability.
476 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
478 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
480 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
482 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
483 (armv8-m.main): Likewise.
484 (armv8-m.main+dsp): Likewise.
485 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
486 (FL_FOR_ARCH8M_MAIN): Likewise.
487 * config/arm/arm-tables.opt: Regenerate.
488 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
489 armv8-m.main+dsp to BE8_LINK_SPEC.
490 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
491 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
492 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
493 Baseline and Mainline.
494 (arm_option_override_internal): Also disable arm_restrict_it when
495 !arm_arch_notm. Update comment for -munaligned-access to also cover
497 (arm_file_start): Increase buffer size for printing architecture name.
498 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
499 and armv8-m.main+dsp.
500 (mno-unaligned-access): Clarify that this is disabled by default for
501 ARMv8-M Baseline architectures as well.
503 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
505 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
506 decide whether to prevent some libgcc routines being included for some
507 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
508 link between this condition and the one in
509 libgcc/config/arm/lib1func.S.
511 2016-07-07 Richard Biener <rguenther@suse.de>
513 * tree-ssa-pre.c: Include alias.h.
514 (compute_avail): If we have multiple VN_REFERENCEs with the
515 same hashtable entry adjust that to make it a valid replacement
516 for all of them with respect to alignment and aliasing
517 when doing insertion.
518 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
519 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
521 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
525 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
526 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
529 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
531 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
532 (adjust_mems): Adjust.
533 (adjust_insn): Likewise.
534 (prepare_call_arguments): Likewise.
536 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
538 * gcse.c (struct ls_expr): Make stores field a vector.
539 (ldst_entry): Adjust.
540 (free_ldst_entry): Likewise.
541 (print_ldst_list): Likewise.
542 (compute_ld_motion_mems): Likewise.
543 (update_ld_motion_stores): Likewise.
545 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
547 * gcse.c (struct ls_expr): Remove loads field.
548 (ldst_entry): Adjust.
549 (free_ldst_entry): Likewise.
550 (print_ldst_list): Likewise.
551 (compute_ld_motion_mems): Likewise.
553 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
555 * store-motion.c (struct st_expr): Make antic_stores a vector.
556 (st_expr_entry): Adjust.
557 (free_st_expr_entry): Likewise.
558 (print_store_motion_mems): Likewise.
559 (find_moveable_store): Likewise.
560 (compute_store_table): Likewise.
561 (remove_reachable_equiv_notes): Likewise.
562 (replace_store_insn): Likewise.
563 (build_store_vectors): Likewise.
565 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
567 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
568 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
570 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
572 PR tree-optimization/71518
573 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
574 misalign also for outer loops with negative step.
576 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
578 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
579 (cortex_a53_shift): Add mov_shift.
580 (cortex_a53_shift_reg): Add new reservation for register shifts.
581 (cortex_a53_alu): Remove bfm.
582 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
583 (cortex_a53_alu_extr): Add new reservation for EXTR.
584 (bypasses): Improve bypass modelling.
586 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
589 * config/avr/avr.c (avr_asm_select_section): Strip off
590 SECTION_DECLARED from flags when calling get_section.
592 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
594 * tree-vectorizer.h (vect_memory_access_type): Add
595 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
596 * tree-vect-stmts.c (compare_step_with_zero): New function.
597 (perm_mask_for_reverse): Move further up file.
598 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
600 (get_negative_load_store_type): New function.
601 (get_load_store_type): Call it. Add an ncopies argument.
602 (vectorizable_mask_load_store): Update call accordingly and
603 remove tests for negative steps.
604 (vectorizable_store, vectorizable_load): Likewise. Handle new
607 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
609 * tree-vectorizer.h (vect_memory_access_type): New enum.
610 (_stmt_vec_info): Add a memory_access_type field.
611 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
612 (vect_model_store_cost): Take an access type instead of a boolean.
613 (vect_model_load_cost): Likewise.
614 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
615 vect_model_store_cost and vect_model_load_cost.
616 * tree-vect-stmts.c (vec_load_store_type): New enum.
617 (vect_model_store_cost): Take an access type instead of a
618 store_lanes_p boolean. Simplify tests.
619 (vect_model_load_cost): Likewise, but for load_lanes_p.
620 (get_group_load_store_type, get_load_store_type): New functions.
621 (vectorizable_store): Use get_load_store_type. Record the access
622 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
623 (vectorizable_load): Likewise.
624 (vectorizable_mask_load_store): Likewise. Replace is_store
625 variable with vls_type.
627 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
629 * tree-vectorizer.h (vect_grouped_load_supported): Add a
630 single_element_p parameter.
631 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
632 Check the PR65518 case here rather than in vectorizable_load.
633 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
634 * tree-vect-stmts.c (vectorizable_load): Likewise.
636 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
638 * tree-vectorizer.h (gather_scatter_info): New structure.
639 (vect_check_gather_scatter): Return a bool rather than a decl.
640 Replace return-by-pointer arguments with a single
641 gather_scatter_info *.
642 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
643 (vect_analyze_data_refs): Update call accordingly.
644 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
645 (vectorizable_mask_load_store): Likewise. Also record the
646 offset dt and vectype in the gather_scatter_info.
647 (vectorizable_store): Likewise.
648 (vectorizable_load): Likewise.
650 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
652 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
653 strided groups, use the cost of N scalar accesses instead
654 of ncopies vector accesses.
655 (vect_model_load_cost): Likewise.
657 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
659 * tree-vect-stmts.c (vect_cost_group_size): Delete.
660 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
661 variable to indicate when once-per-group costs are being used.
662 (vect_model_load_cost): Likewise. Fix comment and misindented code.
664 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
666 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
667 peeling-for-gaps condition.
669 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
671 * config/s390/s390.c (s390_expand_vec_init): Force initializer
672 element to register if it doesn't match general_operand.
674 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
675 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
677 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
679 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
680 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
681 (SIGNBIT): New mode iterator.
682 (Fsignbit): New mode attribute.
683 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
684 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
685 when direct moves are available.
686 (signbit<mode>2_dm): New define_insn_and_split).
687 (signbit<mode>2_dm2): New define_insn.
689 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
691 PR rtl-optimization/71594
692 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
693 into subregs of appropriate mode before trying to emit a conditional
696 2016-07-05 Jan Hubicka <jh@suse.cz>
698 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
701 2016-07-05 Jan Hubicka <jh@suse.cz>
703 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
705 2016-07-05 Jiong Wang <jiong.wang@arm.com>
707 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
710 2016-07-05 Jan Hubicka <jh@suse.cz>
712 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
715 2016-07-05 Richard Biener <rguenther@suse.de>
717 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
718 Handle empty else block.
719 (is_feasible_trace): Likewise.
720 (split_paths): Likewise.
722 2016-07-05 Richard Biener <rguenther@suse.de>
724 * tree-loop-distribution.c (distribute_loop): Fix issue with
727 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
729 * config/arm/neon-testgen.ml: Delete.
730 * config/arm/neon.ml: Delete.
732 2016-07-04 Jakub Jelinek <jakub@redhat.com>
735 * tree.c (attribute_value_equal): Use get_attribute_name instead of
736 directly using TREE_PURPOSE.
738 2016-07-04 Jiong Wang <jiong.wang@arm.com>
740 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
741 * config/aarch64/aarch64_neon.h: Likewise.
742 * config/aarch64/arm_neon.h: Likewise.
743 * config/aarch64/atomics.md: Likewise.
744 * config/aarch64/aarch64-simd-builtins.def: Likewise.
745 * doc/invoke.texi: Likewise.
747 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
749 * config/s390/s390.md: Add "z13" cpu_facility.
750 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
751 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
752 condition" type instructions.
754 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
755 Jeff Law <law@redhat.com>
757 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
758 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
760 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
762 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
763 permutation for TARGET_AVX512F.
764 (ix86_expand_vec_one_operand_perm_avx512): New function.
765 (expand_vec_perm_1): Invoke introduced function.
766 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
767 it may be not valid after vectorization.
769 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
772 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
773 typo in comment. Only force to memory if it is a weak
776 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
777 Jiong Wang <jiong.wang@arm.com>
779 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
780 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
781 (AARCH64_FL_F16): New.
782 (AARCH64_FL_FOR_ARCH8_2): New.
783 (AARCH64_ISA_8_2): New.
784 (AARCH64_ISA_F16): New.
785 (TARGET_FP_F16INST): New.
786 (TARGET_SIMD_F16INST): New.
787 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
788 ("fp"): Disabling "fp" also disables "fp16".
789 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
790 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
791 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
792 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
794 2016-07-04 Jan Beulich <jbeulich@suse.com>
796 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
798 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
801 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
802 the insns, use an insn form that does not adjust the offset on
803 little endian systems.
805 2016-07-01 Jan Beulich <jbeulich@suse.com>
807 * varasm.c (get_variable_section): Validate initializer in
808 named .bss-like sections.
810 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
812 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
813 Exchange the order of the second and third operands in the vpermr
814 instruction tmeplate.
816 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
819 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
820 Disallow TDmode values.
822 2016-07-01 Alan Modra <amodra@gmail.com>
824 PR rtl-optimization/71709
825 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
826 being set, not referenced.
828 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
830 PR tree-optimization/70729
831 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
832 of loop since it can be not valid after transformation.
834 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
836 * config/arm/arm.c (thumb_reload_in_hi): Delete.
837 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
839 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
841 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
844 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
847 * config/rs6000/constraints.md (wY constraint): New constraint to
848 match the requirements for the LXSD and STXSD instructions.
849 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
850 predicate to match the requirements for the LXSD and STXSD
852 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
853 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
854 to make sure that the bottom 2 bits of offset are 0, the address
855 form is offsettable, and no updating is done in the address mode.
856 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
857 (movdi_internal32): Likewise
858 (movdi_internal64): Likewise.
860 2016-06-30 Jakub Jelinek <jakub@redhat.com>
862 PR tree-optimization/71707
863 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
864 strinfo even for ADDR_EXPR ptr.
866 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
868 * config/rs6000/altivec.md (darn_32): Change the condition to
869 TARGET_P9_MISC instead of TARGET_MODULO.
870 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
871 condition expression.
872 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
873 condition expression.
874 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
875 (DFP_TEST): New code iterator.
876 (dfptstsfi_<code>_mode>): New define_expand.
877 (*dfp_sgnfcnc_<mode>): New define_insn.
878 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
879 definition next to BU_P9_MISC_1 definition and change the MASK
880 value to RS6000_BTM_P9_MISC.
881 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
882 (BU_P9_64BIT_MISC_0): Likewise.
883 (BU_P9_DFP_MISC_0): New macro definition.
884 (BU_P9_DFP_MISC_1): New macro definition.
885 (BU_P9_DFP_MISC_2): New macro definition.
886 (BU_P9_DFP_OVERLOAD_1): New macro definition.
887 (BU_P9_DFP_OVERLOAD_2): New macro definition.
888 (BU_P9_DFP_OVERLOAD_3): New macro definition.
889 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
890 (TSTSFI_LT_TD): Likewise.
891 (TSTSFI_EQ_DD): Likewise.
892 (TSTSFI_EQ_TD): Likewise.
893 (TSTSFI_GT_DD): Likewise.
894 (TSTSFI_GT_TD): Likewise.
895 (TSTSFI_OV_DD): Likewise.
896 (TSTSFI_OV_TD): Likewise.
897 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
898 (TSTSFI_LT_DD): Likewise.
899 (TSTSFI_LT_TD): Likewise.
900 (TSTSFI_EQ): Likewise.
901 (TSTSFI_EQ_DD): Likewise.
902 (TSTSFI_EQ_TD): Likewise.
903 (TSTSFI_GT): Likewise.
904 (TSTSFI_GT_DD): Likewise.
905 (TSTSFI_GT_TD): Likewise.
906 (TSTSFI_OV): Likewise.
907 (TSTSFI_OV_DD): Likewise.
908 (TSTSFI_OV_TD): Likewise.
909 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
910 overloaded test significance functions.
911 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
912 OPTION_MASK_P9_MISC into the representation of this mask.
913 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
915 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
916 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
918 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
919 argument is a 6-bit unsigned literal value if the icode argument
920 represents a DFP test significance built-in call.
921 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
922 flag used independently and in combination with the
923 RS6000_BTM_64BIT flag.
924 (rs6000_opt_masks): Add entry for power9-misc command-line option.
925 (rs6000_builtin_mask_names): Add entry for power9-misc
927 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
928 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
929 RS6000_BTM_P9_MISC macros.
930 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
931 option and change the description of the -mpower9-vector option to
932 enable only vector instructions, removing its erroneously claimed
933 support for scalar instructions.
934 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
935 the ISA 3.0 digital floating point test significance built-in
938 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
940 * config/aarch64/aarch64.c (cortexa35_tunings):
941 Enable AES fusion. Use cortexa57_branch_cost.
942 (cortexa53_tunings): Use cortexa57_branch_cost.
943 (cortexa72_tunings): Use cortexa57_branch_cost.
944 Use AUTOPREFETCHER_WEAK.
945 (cortexa73_tunings): Use cortexa57_branch_cost.
947 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
948 James Greenhalgh <james.greenhalgh@arm.com>
950 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
951 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
952 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
953 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
954 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
955 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
956 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
957 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
958 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
959 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
960 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
961 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
962 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
965 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
966 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
968 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
970 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
972 2016-06-30 David Malcolm <dmalcolm@redhat.com>
975 * gcc.c (driver::build_option_suggestions): Pass "option" to
976 add_misspelling_candidates.
977 * opts-common.c (add_misspelling_candidates): Add "option" param;
978 use it to avoid adding negated forms for options marked with
980 * opts.h (add_misspelling_candidates): Add "option" param.
982 2016-06-30 Jakub Jelinek <jakub@redhat.com>
985 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
986 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
987 first when permuting bitwise operation with rotate. Cast
988 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
990 2016-06-29 David Malcolm <dmalcolm@redhat.com>
992 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
993 for misspelled param names.
994 * params.c: Include spellcheck.h.
995 (find_param_fuzzy): New function.
996 * params.h (find_param_fuzzy): New prototype.
997 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
998 * spellcheck.h (struct edit_distance_traits<const char *>):
1001 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
1003 * config/rs6000/predicates.md (const_0_to_7_operand): New
1004 predicate, recognize 0..7.
1005 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
1006 support for doing extracts from V16QImode, V8HImode, V4SImode
1008 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
1009 vector extract support.
1010 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
1011 for ISA 3.0 vector extract.
1012 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
1013 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
1014 extracts of a constant element number from small integer vectors
1015 on 64-bit ISA 3.0 systems.
1016 (vsx_extract_<mode>_di): Likewise.
1017 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
1018 say when we can do ISA 3.0 vector extracts.
1019 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
1020 registers, using the stxsiwx instruction.
1022 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
1024 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
1025 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
1026 qdf24xx_regmove_cost, qdf24xx_tunings): New.
1027 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
1028 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
1029 * config/arm/arm.c (arm_qdf24xx_tune): New.
1031 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
1033 * config/aarch64/aarch64.c (cortexa53_tunings):
1034 Increase loop alignment to 8. Set function alignment to 16.
1035 (cortexa35_tunings): Likewise.
1036 (cortexa57_tunings): Increase loop alignment to 8.
1037 (cortexa72_tunings): Likewise.
1038 (cortexa73_tunings): Likewise.
1040 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
1042 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
1043 for arm_fp16_ok and arm_fp16_hw.
1044 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
1045 arm_fp16_alternative.
1047 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
1049 PR tree-optimization/71655
1050 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
1051 types when swapping operands.
1053 2016-06-29 Martin Liska <mliska@suse.cz>
1056 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
1057 * ipa-inline-transform.c (inline_call): Remove unnecessary call
1058 of build_optimization_node.
1060 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
1062 PR tree-optimization/70729
1063 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
1064 independent in loops having positive safelen value.
1065 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
1066 it may be not valid after vectorization.
1068 2016-06-29 Jakub Jelinek <jakub@redhat.com>
1070 PR tree-optimization/71625
1071 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
1072 is sorted by ascending list->offset. If PTR is non-NULL and there is
1073 previous strinfo, call get_stridx_plus_constant.
1074 (get_stridx): Pass exp as second argument to get_addr_stridx.
1075 (addr_stridxptr): Add missing list = list->next, so that there can be
1076 more than one entries in the list. Bump limit from 16 to 32. Ensure
1077 the list is sorted by ascending list->offset.
1078 (get_stridx_plus_constant): Adjust so that it can be also called with
1079 ADDR_EXPR instead of SSA_NAME as PTR.
1080 (handle_char_store): Pass NULL_TREE as second argument to
1083 2016-06-29 Richard Biener <rguenther@suse.de>
1085 PR rtl-optimization/68961
1086 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
1088 2016-06-29 Richard Biener <rguenther@suse.de>
1091 * alias.c (component_uses_parent_alias_set_from): Handle
1092 type punning through union accesses by using the union alias set.
1093 * gimple.c (gimple_get_alias_set): Remove union type punning case.
1095 2016-07-29 Richard Biener <rguenther@suse.de>
1097 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
1098 precision not matching mode precision.
1100 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
1102 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
1103 pa_output_arg_descriptor.
1104 (call_val_symref_64bit_post_reload): Likewise.
1105 (call_val_powf_64bit_post_reload): Likewise.
1106 (sibcall_internal_symref_64bit): Likewise.
1107 (sibcall_value_internal_symref_64bit): Likewise.
1109 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1112 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
1113 a constant, force its SUBREG_REG into memory or register instead
1116 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
1119 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
1120 * doc/invoke.texi (AVR Options): Document it.
1122 2016-06-28 Walter Lee <walt@tilera.com>
1124 * config/tilegx/linux.h: Do not include arch/icache.h
1125 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1126 * config/tilepro/linux.h: Do not include arch/icache.h
1127 (CLEAR_INSN_CACHE): Provide inlined definition directly.
1129 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
1131 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
1132 for big-endian BIT_FIELD_REF.
1134 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
1136 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
1137 ('size' attribute): Add '128'.
1139 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
1140 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
1141 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
1142 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
1143 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
1144 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
1145 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
1146 *trunc<mode>df2_odd): Set size attribute to '128'.
1147 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
1148 * config/rs6000/power6.md (power6-fp): Include dfp type.
1149 * config/rs6000/power7.md (power7-fp): Likewise.
1150 * config/rs6000/power8.md (power8-fp): Likewise.
1151 * config/rs6000/power9.md: New file.
1152 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
1153 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
1154 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
1156 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
1157 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
1158 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
1159 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
1160 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
1161 dfp_dscri_<mode>): Change type attribute to dfp.
1162 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
1163 attribute to vecsimple.
1164 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
1165 and prefetch streams.
1166 (rs6000_option_override_internal): Remove temporary code setting
1167 tuning to power8. Don't set rs6000_sched_groups for power9.
1168 (last_scheduled_insn): Change to rtx_insn *.
1169 (divide_cnt, vec_load_pendulum): New variables.
1170 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
1171 (rs6000_issue_rate): Set issue rate for Power9.
1172 (is_power9_pairable_vec_type): New.
1173 (power9_sched_reorder2): New.
1174 (rs6000_sched_reorder2): Call new function for Power9 specific
1176 (insn_must_be_first_in_group): Remove Power9.
1177 (insn_must_be_last_in_group): Likewise.
1178 (force_new_group): Likewise.
1179 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
1180 Initialize divide_cnt/vec_load_pendulum.
1181 (_rs6000_sched_context, rs6000_init_sched_context,
1182 rs6000_set_sched_context): Handle context save/restore of new
1185 2016-06-28 Richard Biener <rguenther@suse.de>
1187 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1188 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
1189 COMPONENT_REF operand.
1190 (nonoverlapping_component_refs_p): Likewise.
1191 * stor-layout.c (start_bitfield_representative): Mark
1192 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
1194 2016-06-28 Jakub Jelinek <jakub@redhat.com>
1196 * Makefile.in: Don't cat ../stage_current if it does not exist.
1198 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
1199 last argument is a bit-field.
1201 PR rtl-optimization/71673
1202 * internal-fn.c (expand_arith_overflow_result_store): Use
1203 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
1204 expand_simple_binop.
1207 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
1208 expand_ifn_atomic_compare_exchange): New functions.
1209 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
1210 * tree.h (build_call_expr_internal_loc): Rename to ...
1211 (build_call_expr_internal_loc_array): ... this. Fix up type of
1213 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
1214 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
1215 ATOMIC_COMPARE_EXCHANGE result.
1216 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
1217 * gimple-fold.h (optimize_atomic_compare_exchange_p,
1218 fold_builtin_atomic_compare_exchange): New prototypes.
1219 * gimple-fold.c (optimize_atomic_compare_exchange_p,
1220 fold_builtin_atomic_compare_exchange): New functions..
1221 * tree-ssa.c (execute_update_addresses_taken): If
1222 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
1223 of call when finding addressable vars, and if such var becomes
1224 non-addressable, call fold_builtin_atomic_compare_exchange.
1226 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
1229 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
1230 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
1232 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
1234 * config/rs6000/rs6000.md ('type' attribute): Add
1235 veclogical,veccmpfx,vecexts,vecmove insn types.
1236 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
1237 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
1238 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
1239 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
1240 *nabs<mode>2_hw): Change type to vecmove.
1241 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
1242 *boolcc<mode>3_internal, *eqv<mode>3_internal,
1243 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
1244 *ieee_128bit_vsx_abs<mode>2_internal,
1245 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
1246 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
1247 *ieee128_mtvsrd_32bit): Change type to veclogical.
1248 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
1249 *movdi_internal32, *movdi_internal64): Update insn types.
1250 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
1251 vsx_extract_<mode>): Change type to veclogical.
1252 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
1253 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
1254 *vsx_sign_extend_si_v2di): Change type to vecexts.
1255 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
1257 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
1258 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
1259 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
1260 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
1261 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
1262 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
1263 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
1264 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
1265 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
1266 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
1267 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
1268 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
1269 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
1270 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
1271 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
1272 (ppc7450-vecsimple): Add veclogical, vecmove.
1273 (ppc7450-veccmp): Add veccmpfx.
1274 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
1276 (ppc8540_vector_compare): Add veccmpfx.
1277 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
1278 * config/rs6000/cell.md (cell-fp): Add fpsimple.
1279 (cell-vecsimple): Add veclogical, vecmove.
1280 (cell-veccmp): Add veccmpfx.
1281 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
1282 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
1284 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
1285 * config/rs6000/power4.md (power4-fp): Add fpsimple.
1286 (power4-vecsimple): Add veclogical, vecmove.
1287 (power4-veccmp): Add veccmpfx.
1288 * config/rs6000/power5.md (power5-fp): Add fpsimple.
1289 * config/rs6000/power6.md (power6-fp): Add fpsimple.
1290 (power6-vecsimple): Add veclogical, vecmove.
1291 (power6-veccmp): Add veccmpfx.
1292 * config/rs6000/power7.md (power7-fp): Add fpsimple.
1293 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
1294 * config/rs6000/power8.md (power8-fp): Add fpsimple.
1295 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
1296 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
1297 * config/rs6000/titan.md (titan_fp): Add fpsimple.
1298 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
1300 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
1302 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
1305 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
1306 OPTION_MASK_P9_DFORM_VECTOR.
1307 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
1308 disable -mpower9-dform-vector when using reload.
1309 (quad_address_p): Remove 'gpr_p' argument and all associated code.
1310 New 'strict' argument. Update all callers. Add strict addressing
1312 (rs6000_legitimate_offset_address_p): Remove call to
1313 virtual_stack_registers_memory_p.
1314 (rs6000_legitimize_reload_address): Add quad address support.
1315 (rs6000_legitimate_address_p): Move call to quad_address_p above
1316 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
1317 to account for new strict usage.
1318 (rs6000_output_move_128bit): Adjust quad_address_p args to account
1319 for new strict usage.
1320 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
1322 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
1329 * config/i386/i386.c (ix86_spill_class): Disable condition to
1330 always return NO_REGS.
1332 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
1334 * predict.c: Include gimple-pretty-print.h
1335 (predicted_by_loop_heuristics_p): Check also
1336 PRED_LOOP_EXIT_WITH_RECURSION
1337 (predict_loops): Find self recursive calls and use special purpose
1338 predictors for them; dump log about decisions.
1339 (pass_profile::execute): Dump info about #of iterations.
1340 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
1341 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
1343 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
1345 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
1346 output_asm_insn calls and shorten long lines. Output .CALL
1347 argument descriptor using pa_output_arg_descriptor. Add various
1348 inline $$dyncall and other optimizations.
1349 (pa_attr_length_indirect_call): Adjust ordering and lengths.
1351 2016-06-25 Jakub Jelinek <jakub@redhat.com>
1353 PR tree-optimization/71643
1354 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
1357 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
1358 leak a bitmap if dep_bb is NULL.
1360 PR tree-optimization/71631
1361 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
1362 to rewrite_expr_tree even if negate_result, move new_lhs var
1363 declaration and initialization earlier, for powi_result set afterwards
1364 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
1365 if new_lhs != lhs, and don't shadow gsi var.
1367 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1369 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
1370 Add in_loop parameter.
1371 (predict_loops): Add loop guard heuristics.
1372 * predict.def (PRED_LOOP_GUARD): New heuristics.
1374 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
1376 * predict.c: Include ipa-utils.h
1377 (tree_bb_level_prediction): Predict recursive calls.
1378 (tree_estimate_probability_bb): Skip inexpensive calls for call
1380 * predict.def (PRED_RECURSIVE_CALL): New.
1382 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1384 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
1385 (BU_FLOAT128_1): Likewise.
1387 (COPYSIGNQ): Likewise.
1388 (RS6000_BUILTIN_NANQ): Likewise.
1389 (RS6000_BUILTIN_NANSQ): Likewise.
1390 (RS6000_BUILTIN_INFQ): Likewise.
1391 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
1392 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
1393 (TARGET_FOLD_BUILTIN): New #define.
1394 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
1395 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
1396 (rs6000_fold_builtin): New target hook implementation, handling
1397 folding of 128-bit NaNs and infinities.
1398 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
1399 entries are filled in to avoid problems during bootstrap
1400 self-test; define builtins for 128-bit NaNs and infinities.
1401 (rs6000_opt_mask): Add entry for float128.
1402 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
1403 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
1404 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
1405 (const_str_type_node): New #define.
1406 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
1407 to a define_expand that dispatches to either copysign<mode>3_soft
1408 or copysign<mode>3_hard.
1409 (copysign<mode>3_hard): Rename from copysign<mode>3.
1410 (copysign<mode>3_soft): New define_insn.
1411 * doc/extend.texi: Document new builtins.
1413 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1415 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
1416 PRIu64 instead of lu.
1418 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
1421 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
1424 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1426 PR tree-optimization/71647
1427 * omp-low.c (lower_rec_input_clauses): Convert
1428 omp_clause_aligned_alignment (c) to size_type_node for the
1429 last argument of __builtin_assume_aligned.
1431 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
1433 * configure.ac (calling ___tls_get_addr via GOT): New
1434 assembler/linker check.
1435 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
1436 assembler and linker supports calling ___tls_get_addr via GOT.
1437 Otherise, defined to 0.
1438 * config.in: Regenerated.
1439 * configure: Likewise.
1440 * config/i386/constraints.md (Yb): New constraint.
1441 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
1442 (REG_CLASS_NAMES): Likewise.
1443 (REG_CLASS_CONTENTS): Likewise.
1444 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
1445 the b constraint with the Yb constraint. Call ___tls_get_addr
1446 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
1448 (*tls_local_dynamic_base_32_gnu): Likewise.
1449 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
1450 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
1451 (*tls_local_dynamic_base_64_<mode>): Likewise.
1453 2016-06-24 Martin Liska <mliska@suse.cz>
1455 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
1456 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
1458 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
1459 argument to true if the expected number of iterations is
1462 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
1464 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
1465 assemble for 32bit target.
1466 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
1467 and $ld_ix86_gld_32_opt to link for 32bit target.
1468 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
1469 * configure: Regenerate.
1471 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1473 * config/arm/arm.c (int_log2): Delete definition and prototype.
1474 (shift_op): Use exact_log2 instead of int_log2.
1475 (vfp3_const_double_for_fract_bits): Likewise.
1477 2016-06-24 Jakub Jelinek <jakub@redhat.com>
1479 * internal-fn.c (expand_arith_set_overflow): New function.
1480 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
1482 (expand_arith_overflow_result_store): Likewise. Handle precision
1483 smaller than mode precision.
1484 * tree-vrp.c (extract_range_basic): For imag part, handle
1485 properly signed 1-bit precision result.
1486 * doc/extend.texi (__builtin_add_overflow): Document that last
1487 argument can't be pointer to enumerated or boolean type.
1488 (__builtin_add_overflow_p): Document that last argument can't
1489 have enumerated or boolean type.
1491 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1492 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1494 * config/rs6000/predicates.md (splat_input_operand): Rework.
1495 Don't allow constants, since the insns that use this predicate
1496 don't support constants. Constants are handled by other insns
1497 that are created via combine. During and after register
1498 allocation, only allow indexed or indirect addresses, and not
1499 general addresses. Only allow modes supported by the hardware.
1500 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
1501 comment. Move check for using VSPLTIS<x> to a common location,
1502 instead of doing it in two different places.
1504 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
1506 * config/i386/driver-i386.c (host_detect_local_cpu): Set
1507 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
1508 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
1509 signature_CENTAUR_ebx.
1511 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
1515 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
1516 (as_ix86_gas_32_opt): This.
1517 (ld_ix86_tls_ldm_opt): Renamed to ...
1518 (ld_ix86_gld_32_opt): This.
1519 (R_386_TLS_LDM reloc): Updated.
1520 (R_386_GOT32X reloc): New assembler/linker check.
1521 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
1522 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
1524 * config.in: Regenerated.
1525 * configure: Likewise.
1526 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
1527 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
1528 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
1529 if ix86_force_load_from_GOT_p returns true.
1530 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
1531 ix86_force_load_from_GOT_p returns true.
1532 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
1533 the external function address via the GOT slot.
1534 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
1535 HAVE_AS_IX86_GOT32X before returning false.
1536 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
1537 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
1539 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
1541 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
1543 2016-06-23 Andi Kleen <ak@linux.intel.com>
1545 * Makefile.in: Regenerate.
1546 * doc/install.texi: Document autoprofiledbootstrap.
1548 2016-06-23 Andi Kleen <ak@linux.intel.com>
1550 * config/i386/gcc-auto-profile: New file.
1552 2016-06-23 Martin Liska <mliska@suse.cz>
1555 * predict.c (predict_loops): Revert the hunk that was removed
1558 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
1560 * config.gcc: Add support for arm*-*-phoenix* targets.
1561 * config/arm/t-phoenix: New.
1562 * config/phoenix.h: New.
1564 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
1565 H.J. Lu <hongjiu.lu@intel.com>
1568 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
1569 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
1570 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
1571 ix86_force_load_from_GOT_p returns true.
1572 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
1573 ix86_force_load_from_GOT_p returns true.
1574 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
1575 ix86_force_load_from_GOT_p returns true.
1576 (ix86_expand_move): Load the external function address via the
1577 GOT slot if ix86_force_load_from_GOT_p returns true.
1578 * config/i386/predicates.md (x86_64_immediate_operand): Return
1579 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
1580 (x86_64_zext_immediate_operand): Ditto.
1582 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
1586 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1589 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
1590 * diagnostic.c (pedwarn_at_rich_loc): New function.
1591 * spellcheck.h (best_match::best_match): Add a
1592 "best_distance_so_far" optional parameter.
1593 (best_match::set_best_so_far): New method.
1594 (best_match::get_best_distance): New accessor.
1595 (best_match::get_best_candidate_length): New accessor.
1597 2016-06-22 Nick Clifton <nickc@redhat.com>
1599 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
1600 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
1601 modes are accepted as well.
1602 (ucompare_loc_descriptor): Likewise.
1603 (minmax_loc_descriptor): Likewise.
1604 (clz_loc_descriptor): Likewise.
1605 (popcount_loc_descriptor): Likewise.
1606 (bswap_loc_descriptor): Likewise.
1607 (rotate_loc_descriptor): Likewise.
1608 (mem_loc_descriptor): Likewise.
1609 (loc_descriptor): Likewise.
1611 2016-06-22 David Malcolm <dmalcolm@redhat.com>
1613 * common.opt (fdiagnostics-parseable-fixits): New option.
1614 * diagnostic.c: Include "selftest.h".
1615 (print_escaped_string): New function.
1616 (print_parseable_fixits): New function.
1617 (diagnostic_report_diagnostic): Call print_parseable_fixits.
1618 (selftest::assert_print_escaped_string): New function.
1619 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
1620 (selftest::test_print_escaped_string): New function.
1621 (selftest::test_print_parseable_fixits_none): New function.
1622 (selftest::test_print_parseable_fixits_insert): New function.
1623 (selftest::test_print_parseable_fixits_remove): New function.
1624 (selftest::test_print_parseable_fixits_replace): New function.
1625 (selftest::diagnostic_c_tests): New function.
1626 * diagnostic.h (struct diagnostic_context): Add field
1627 "parseable_fixits_p".
1628 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
1629 -fdiagnostics-parseable-fixits.
1630 (-fdiagnostics-parseable-fixits): New option.
1631 * opts.c (common_handle_option): Handle
1632 -fdiagnostics-parseable-fixits.
1633 * selftest-run-tests.c (selftest::run_tests): Call
1634 selftest::diagnostic_c_tests.
1635 * selftest.h (selftest::diagnostic_c_tests): New prototype.
1637 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
1639 PR tree-optimization/71488
1640 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
1641 comparison of boolean vectors.
1642 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
1643 of boolean vectors using bitwise operations.
1645 2016-06-22 Andreas Schwab <schwab@suse.de>
1647 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
1650 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
1652 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
1654 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
1656 * config/i386/i386.c (print_reg): Emit an error message on attempt to
1659 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1661 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
1662 * config/arm/arm-cores.def (cortex-a73): New entry.
1663 (cortex-a73.cortex-a35): Likewise.
1664 (cortex-a73.cortex-a53): Likewise.
1665 * config/arm/arm-tables.opt: Regenerate.
1666 * config/arm/arm-tune.md: Likewise.
1667 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
1668 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1669 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
1670 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
1671 * doc/invoke.texi (ARM Options): Document cortex-a73,
1672 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
1674 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1676 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
1677 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
1678 (cortex-a73.cortex-a35): Likewise.
1679 (cortex-a73.cortex-a53): Likewise.
1680 * config/aarch64/aarch64-tune.md: Regenerate.
1681 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
1682 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
1685 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1687 * configure.ac (gcc_cv_as_compress_debug): Remove
1688 --compress-debug-sections as extra as switch.
1689 Handle gas --compress-debug-sections=type.
1690 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
1691 Handle gld --compress-debug-sections=type.
1692 * configure: Regenerate.
1694 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
1696 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
1698 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
1700 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
1701 (do_rewrite): likewise.
1703 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1705 * common/config/mep/mep-common.c: Remove.
1706 * config.gcc: Remove mep-* support.
1707 * config/mep/constraints.md: Remove.
1708 * config/mep/default.h: Remove.
1709 * config/mep/intrinsics.h: Remove.
1710 * config/mep/intrinsics.md: Remove.
1711 * config/mep/ivc2-template.h: Remove.
1712 * config/mep/mep-c5.cpu: Remove.
1713 * config/mep/mep-core.cpu: Remove.
1714 * config/mep/mep-default.cpu: Remove.
1715 * config/mep/mep-ext-cop.cpu: Remove.
1716 * config/mep/mep-intrin.h: Remove.
1717 * config/mep/mep-ivc2.cpu: Remove.
1718 * config/mep/mep-pragma.c: Remove.
1719 * config/mep/mep-protos.h: Remove.
1720 * config/mep/mep.c: Remove.
1721 * config/mep/mep.cpu: Remove.
1722 * config/mep/mep.h: Remove.
1723 * config/mep/mep.md: Remove.
1724 * config/mep/mep.opt: Remove.
1725 * config/mep/predicates.md: Remove.
1726 * config/mep/t-mep: Remove.
1727 * doc/install.texi: Remove mep-* documentation.
1728 * doc/md.texi: Likewise.
1730 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1732 * config.gcc: Remove support for avr-rtems.
1733 * config/avr/gen-avr-mmcu-specs.c: Likewise.
1734 * config/avr/rtems.h: Remove.
1735 * config/avr/t-rtems: Remove.
1737 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1739 * config.gcc: Remove m32r-rtems support.
1740 * config/m32r/rtems.h: Remove.
1742 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1744 * config.gcc: Remove h8300-rtems support.
1745 * config/h8300/rtems.h: Remove.
1746 * config/h8300/t-rtems: Remove.
1748 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1750 * config.gcc: Remove support for knetbsd.
1751 * configure.ac: Likewise.
1752 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
1753 * config/knetbsd-gnu.h: Remove.
1754 * configure: Regenerate.
1756 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1758 * config.gcc: Remove support for openbsd 2 and 3.
1759 * config/openbsd-oldgas.h: Remove.
1761 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1763 * config.gcc: Remove interix support.
1764 * config/i386/i386-interix.h: Remove.
1765 * config/i386/interix.opt: Remove.
1766 * config/i386/t-interix: Remove.
1767 * configure: Regenerate.
1768 * configure.ac: Remove interix support.
1769 * doc/install.texi: Remove interix documentation.
1771 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1773 * config/rs6000/rs6000.h: Add conditional preprocessing directives
1774 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
1777 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1779 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
1780 they are both PLACEHOLDER_EXPRs.
1782 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
1784 * stor-layout.c (layout_type): Move setting complex MODE to
1785 layout_type, instead of setting it ahead of time by the caller.
1786 * tree.c (build_complex_type): Likewise.
1788 2016-06-21 Martin Liska <mliska@suse.cz>
1790 * predict.c (force_edge_cold): Replace imposisble with
1793 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1795 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
1796 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
1798 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
1800 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
1802 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
1803 Ilya Enkovich <ilya.enkovich@intel.com>
1806 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
1807 New member function to convert V1TImode register to SUBREG
1808 TImode in debug insn.
1809 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
1810 after changing register mode to V1TImode.
1812 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
1814 * config/aarch64/aarch64-cores.def (vulcan): New core.
1815 * config/aarch64/aarch64-tune.md: Regenerate.
1816 * doc/invoke.texi: Document vulcan as an available option.
1818 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
1820 * cse.c (canon_asm_operands): New function extracted from...
1821 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
1822 either standalone or member of a PARALLEL.
1824 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1827 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
1828 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
1829 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
1831 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
1834 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
1835 constant addresses if can_create_pseudo_p.
1837 2016-06-21 Jakub Jelinek <jakub@redhat.com>
1839 PR tree-optimization/71588
1840 * tree-ssa-strlen.c (valid_builtin_call): New function.
1841 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
1844 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1847 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
1848 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
1849 for conversion of scalar user var to complex type and use the
1850 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
1853 PR rtl-optimization/71591
1854 * toplev.c (toplev::run_self_tests): If no_backend, complain and
1855 don't run any tests.
1857 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
1860 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
1861 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
1862 space for PIC with non-v32 and the common non-PIC "jump".
1864 2016-06-20 Jakub Jelinek <jakub@redhat.com>
1867 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
1868 returned values and add UN*/LTGT/*ORDERED cases with values matching
1869 D operand modifier on vcmp for AVX.
1871 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1873 * config/aarch64/aarch64.opt
1874 (mpc-relative-literal-loads): Rename internal option name.
1875 * config/aarch64/aarch64.c
1876 (aarch64_nopcrelative_literal_loads): Rename to
1877 aarch64_pcrelative_literal_loads.
1878 (aarch64_expand_mov_immediate): Likewise.
1879 (aarch64_secondary_reload): Likewise.
1880 (aarch64_can_use_per_function_literal_pools_p): Likewise.
1881 (aarch64_override_options_after_change_1): Rename and simplify logic.
1882 (aarch64_classify_symbol): Merge large model checks into switch,
1883 remove pc-relative load check.
1885 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1887 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
1888 costs relative to the cost of a register move.
1890 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1892 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
1893 (vcvt_n_f64_u64): Likewise.
1894 (vcvt_n_s64_f64): Likewise.
1895 (vcvt_n_u64_f64): Likewise.
1896 (vcvt_f64_s64): Likewise.
1897 (vrecpe_f64): Likewise.
1898 (vcvt_f64_u64): Likewise.
1899 (vrecps_f64): Likewise.
1901 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1903 * config/aarch64/aarch64.md
1904 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
1906 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
1908 * config/aarch64/aarch64-builtins.c
1909 (aarch64_types_binop_uss_qualifiers): Delete.
1910 (TYPES_BINOP_USS): Likewise.
1911 (aarch64_types_binop_sus_qualifiers): Likewise.
1912 (TYPES_BINOP_SUS): Likewise.
1913 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
1914 (TYPES_FCVTIMM_SUS): Likewise.
1915 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
1917 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
1918 (fcvtzs): Use SHIFTIMM rather than BINOP.
1919 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
1921 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
1923 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
1924 costs relative to the cost of a register move.
1926 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1928 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
1929 Allow scalar/single vector modes to be tieable.
1931 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
1933 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
1935 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1937 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
1939 * tree.h (TYPE_ALIGN): Likewise.
1941 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1944 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
1946 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
1948 * config/avr/avr.c (avr_print_operand): Fix "format not a string
1949 literal" build warnings.
1950 (avr_print_operand_address): Dito.
1952 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
1955 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
1956 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
1958 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
1960 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
1962 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
1965 * reload1.c (reload): Pass 0 to finish_spills when called because
1966 update_eliminables_and_spill returns true and remove did_spill.
1967 (finish_spills): Adjust comment and document GLOBAL parameter.
1969 2016-06-17 DJ Delorie <dj@redhat.com>
1972 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
1973 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
1974 (umulqihi3_virt): Likewise.
1975 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
1976 (umulqihi3_real): Likewise.
1978 2016-06-17 Martin Liska <mliska@suse.cz>
1980 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
1982 2016-06-17 Martin Liska <mliska@suse.cz>
1984 * predict.def: PRED_LOOP_EXIT from 92 to 85.
1986 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
1988 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
1990 (vaddq_f32): Likewise.
1991 (vmul_f32): Likewise.
1992 (vmulq_f32): Likewise.
1993 (vsub_f32): Likewise.
1994 (vsubq_f32): Likewise.
1996 2016-06-17 Bin Cheng <bin.cheng@arm.com>
1998 PR tree-optimization/71347
1999 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
2000 cost for all uses in group.
2002 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2004 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
2005 insert gimple seq if it's not empty.
2007 2016-06-17 Bin Cheng <bin.cheng@arm.com>
2009 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
2011 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
2013 (comp_dr_with_seg_len_pair): Ditto.
2014 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
2015 struct dr_with_seg_len_pair against DR_OFFSET.
2016 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
2019 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
2021 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
2023 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
2025 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
2026 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
2027 (pa_output_millicode_call): Likewise.
2028 (pa_output_call): Likewise.
2029 (pa_output_indirect_call): Likewise.
2030 (pa_asm_output_mi_thunk): Likewise.
2032 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
2034 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
2036 2016-06-16 Martin Liska <mliska@suse.cz>
2038 * predict.c (combine_predictions_for_insn): When we find a first
2039 match predictor, we should consider just predictors with
2040 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
2041 DS theory predictor.
2042 (combine_predictions_for_bb): Likewise.
2044 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2046 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
2047 with base of reference to struct.
2049 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2051 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
2053 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2056 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
2057 progmem_swtable_section.
2058 (progmem_swtable_section): Remove.
2059 (avr_asm_function_rodata_section): Remove.
2060 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
2061 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
2063 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
2065 * config/i386/driver-i386.c (host_detect_local_cpu): Set
2066 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
2067 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
2068 signature_CENTAUR_ebx.
2069 * config/i386/i386.c (ix86_option_override_internal): Add
2070 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
2071 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
2072 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
2074 2016-06-16 Martin Liska <mliska@suse.cz>
2076 * predict.def: Add fortran loop preheader predictor.
2077 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
2078 fold IFN_BUILTIN_EXPECT with a known constant argument.
2080 2016-06-16 Martin Liska <mliska@suse.cz>
2082 * predict.def: Add 'Fortran' to display text of all
2083 PRED_FORTRAN_* predictors.
2085 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
2088 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
2089 [IA64_BUILTIN_NANSQ]: Ditto.
2090 (ia64_fold_builtin): New function.
2091 (TARGET_FOLD_BUILTIN): New define.
2092 (ia64_init_builtins) Declare const_string_type node.
2093 Add __builtin_nanq and __builtin_nansq builtin functions.
2094 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
2096 2016-06-16 Nick Clifton <nickc@redhat.com>
2098 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
2099 MSP430_HWMULT_ prefix to enum values.
2100 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
2101 * config/msp430/msp430.c: Update use of enum values.
2102 * config/msp430/msp430.md: Likewise.
2103 * config/msp430/msp430.opt: Likewise.
2105 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
2107 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
2108 of comparsions in the last iteration.
2110 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2111 Joern Rennecke <joern.rennecke@embecosm.com>
2113 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
2115 (arc_needs_pcl_p): Add GOTOFFPC.
2116 (arc_legitimate_pic_addr_p): Likewise.
2117 (arc_output_pic_addr_const): Likewise.
2118 (arc_legitimize_pic_address): Generate a pc-relative address using
2120 (arc_output_libcall): Use @pcl syntax.
2121 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
2122 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
2123 (*movsi_insn): Use @pcl syntax.
2124 (doloop_begin_i): Likewise.
2126 2016-06-16 Martin Liska <mliska@suse.cz>
2128 * predict.def: Define a new predictor.
2130 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
2132 * config/arc/arc.opt (mtp-regno): Update text.
2134 2016-06-16 Renlin Li <renlin.li@arm.com>
2136 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
2138 2016-06-16 Jakub Jelinek <jakub@redhat.com>
2141 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
2142 (setcc + and peephole2): Likewise.
2144 PR rtl-optimization/71532
2145 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
2148 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2150 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
2151 DImode constants with XXSPLTIB in vector registers.
2152 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
2153 vsx_extract_<mode>_internal{1,2} into a single insn that handles
2154 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
2155 extraction of the element at the top of the register as a scalar
2157 (vsx_extract_<mode>_internal1): Likewise.
2158 (vsx_extract_<mode>_internal2): Likewise.
2159 * config/rs6000/constraints.md (wi constraint): Remove a comment
2160 about DImode not being allowed in Altivec registers.
2161 (wB constraint): New constraint for constants that can be
2162 generated in Altivec registers with VSPLTISW/VUPKHSW.
2163 * config/rs6000/predicates.md (xxspltib_constant_split): Update
2165 (xxspltib_constant_nosplit): Likewise.
2166 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
2167 support for -mupper-regs-di to enable DImode to go into Altivec
2169 (POWERPC_MASKS): Likewise.
2170 (power7 cpu): Likewise.
2171 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
2172 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
2173 for DImode being allowed in Altivec registers. Update wi/wj
2174 constraints. Set scalar_in_vmx_p flag.
2175 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
2176 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
2177 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
2178 (rs6000_opt_masks): Add -mupper-regs-di.
2179 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
2180 direct move to use wi and not wj.
2182 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
2184 (floatunssi<mode>2_lfiwzx_mem): Likewise.
2185 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
2186 any VSX register, instead of just Altivec registers, to allow
2187 either operand to be an Altivec register or both.
2188 (fixuns_trunc<mode>di2_fctiduz): Likewise.
2189 (movdi_internal32): Add support for -mupper-regs-di. Add support
2190 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
2191 the alternatives and attributes to be lined up to be easier to
2193 (movdi_internal64): Likewise.
2194 (64-bit DImode splitters): Change predicates to only split loading
2195 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
2196 load constants in ISA 3.0 or ISA 2.07 respectively.
2197 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
2198 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
2199 mention -mcpu=power9 sets these options.
2200 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
2203 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2206 * config/avr/avr.c (avr_set_current_function): Warn misspelled
2207 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
2208 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
2209 by default to warn misspelled interrupt/ signal handler.
2210 * doc/invoke.texi (AVR Options): Document it. Update description
2211 for -nodevicelib option.
2213 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2215 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
2216 up parentheses. Use GET_MODE_UNIT_BITSIZE.
2217 (aarch64_<sur>shll2_n<mode>): Likewise.
2219 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
2222 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
2223 DECL_CONTEXT for copied arguments.
2225 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2227 PR tree-optimization/71483
2228 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
2231 2016-06-15 Martin Liska <mliska@suse.cz>
2233 * predict.c (tree_predict_by_opcode): Call predict_edge_def
2234 instead of predict_edge w/o a probability.
2236 2016-06-15 Alan Hayward <alan.hayward@arm.com>
2238 PR tree-optimization/71439
2239 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
2242 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2244 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
2245 register subregs in SET_SRC.
2247 2016-06-15 Richard Biener <rguenther@suse.de>
2249 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
2252 2016-06-15 Richard Biener <rguenther@suse.de>
2254 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
2255 not consider dependences between accesses that belong to the
2257 (vect_analyze_data_ref_dependences): Do not analyze read-read
2258 or self-dependences.
2260 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2262 * spellcheck-tree.c: Include spellcheck-tree.h rather than
2264 (find_closest_identifier): Reimplement in terms of
2265 best_match<tree,tree>.
2266 * spellcheck-tree.h: New file.
2267 * spellcheck.c (struct edit_distance_traits<const char *>): New
2269 (find_closest_string): Reimplement in terms of
2270 best_match<const char *, const char *>.
2271 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
2272 overload to spellcheck-tree.h.
2273 (find_closest_identifier): Likewise.
2274 (struct edit_distance_traits<T>): New template.
2275 (class best_match): New class.
2277 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2279 * selftest-run-tests.c (selftest::run_tests): Call
2280 selftest::spellcheck_tree_c_tests.
2281 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
2282 * spellcheck-tree.c: Include selftest.h and stringpool.h.
2283 (selftest::test_find_closest_identifier): New function.
2284 (selftest::spellcheck_tree_c_tests): New function.
2285 * spellcheck.c (selftest::test_find_closest_string): Verify that
2286 the order of the vec does not affect the results for this case.
2287 (selftest::test_data): New array.
2288 (selftest::test_metric_conditions): New function.
2289 (selftest::spellcheck_c_tests): Add a test of case-comparison.
2290 Call selftest::test_metric_conditions.
2292 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2294 * config/rs6000/rs6000-builtin.def (commentary): Typo.
2295 (BU_P9_MISC_1): Likewise.
2296 (BU_P9_64BIT_MISC_0): Likewise.
2297 (BU_P9_MISC_0): Likewise.
2299 2016-06-14 David Malcolm <dmalcolm@redhat.com>
2301 * gcc-rich-location.c
2302 (gcc_rich_location::add_fixit_misspelled_id): New method.
2303 * gcc-rich-location.h
2304 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
2306 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
2308 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
2309 FreeBSD 11 and above.
2311 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
2313 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
2315 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2317 * expmed.h: Close parenthesis in "at your option" in copyright
2319 * lower-subreg.h: Likewise.
2321 2016-06-14 Richard Biener <rguenther@suse.de>
2324 * genmatch.c (expr::gen_transform): Use in_type for comparisons
2327 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2329 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
2331 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
2333 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
2335 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
2336 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
2338 2016-06-14 Richard Biener <rguenther@suse.de>
2340 PR tree-optimization/71522
2341 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
2342 copying into float copying.
2344 2016-06-14 Jakub Jelinek <jakub@redhat.com>
2346 PR tree-optimization/71520
2347 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
2348 (replace_block_by): Move user labels from bb1 to bb2.
2350 2016-06-14 Richard Biener <rguenther@suse.de>
2354 * expr.h (get_bit_range): Declare.
2355 * expr.c (get_bit_range): Export.
2356 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
2357 word_mode again to constrain the bitfield access.
2359 2016-06-14 Richard Biener <rguenther@suse.de>
2361 PR tree-optimization/71521
2362 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
2363 division int_const_binop against zero divisor.
2365 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.md (signbittf2): New expander.
2368 * config/i386/sse.md (ptesttf2): New insn pattern.
2370 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2373 * input.c (selftest::test_reading_source_line): Avoid reading from
2374 __FILE__ by creating a tempfile with known content and reading
2377 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2379 * pretty-print.c (assert_pp_format_colored): Skip the test if
2381 (test_pp_format): Remove comment about GCC_COLORS.
2383 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2385 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
2386 * pretty-print.c (assert_pp_format_va): Add location param and use
2387 it with ASSERT_STREQ_AT.
2388 (assert_pp_format): Add location param and pass it to
2389 assert_pp_format_va.
2390 (assert_pp_format_colored): Likewise.
2391 (ASSERT_PP_FORMAT_1): New.
2392 (ASSERT_PP_FORMAT_2): New.
2393 (ASSERT_PP_FORMAT_3): New.
2394 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
2395 explicitly, or implicitly via the above macros.
2396 * selftest.c (selftest::pass): Use a selftest::location rather
2398 (selftest::fail): Likewise. Print the function name.
2399 (selftest::fail_formatted): Likewise.
2400 (selftest::assert_streq): Use a selftest::location rather than
2402 * selftest.h (selftest::location): New struct.
2403 (SELFTEST_LOCATION): New macro.
2404 (selftest::pass): Accept a const location & rather than file
2406 (selftest::fail): Likewise.
2407 (selftest::fail_formatted): Likewise.
2408 (selftest::assert_streq): Likewise.
2409 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
2410 (ASSERT_FALSE): Likewise.
2411 (ASSERT_EQ): Likewise.
2412 (ASSERT_NE): Likewise.
2413 (ASSERT_STREQ): Likewise.
2414 (ASSERT_PRED1): Likewise.
2415 (ASSERT_STREQ_AT): New macro.
2417 2016-06-13 David Malcolm <dmalcolm@redhat.com>
2419 * selftest.c (selftest::fail_formatted): New function.
2420 (selftest::assert_streq): New function.
2421 * selftest.h (selftests::fail_formatted): New decl.
2422 (selftest::assert_streq): New decl.
2423 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
2425 2016-06-13 Jeff Law <law@redhat.com>
2427 PR tree-optimization/71403
2428 * tree-ssa-threadbackward.c
2429 (convert_and_register_jump_thread_path): No longer accept reference
2430 to path. Do not pop items off the path anymore.
2431 (fsm_find_control_statement_thread_paths): Do not allow threading
2432 to a deeper loop nest. Pop the last item off the path here rather
2433 than in convert_and_register_jump_thread_path.
2435 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2436 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
2438 [AArch64] Emit division using the Newton series
2440 * config/aarch64/aarch64-protos.h
2441 (cpu_approx_modes): Add new member "division".
2442 (aarch64_emit_approx_div): Declare new function.
2443 * config/aarch64/aarch64.c
2444 (generic_approx_modes): New member "division".
2445 (exynosm1_approx_modes): Likewise.
2446 (xgene1_approx_modes): Likewise.
2447 (aarch64_emit_approx_div): Define new function.
2448 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
2449 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
2450 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
2451 * doc/invoke.texi (-mlow-precision-div): Describe new option.
2453 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2454 Wilco Dijkstra <wilco.dijkstra@arm.com>
2456 [AArch64] Emit square root using the Newton series
2458 * config/aarch64/aarch64-protos.h
2459 (aarch64_emit_approx_rsqrt): Replace with new function
2460 "aarch64_emit_approx_sqrt".
2461 (cpu_approx_modes): New member "sqrt".
2462 * config/aarch64/aarch64.c
2463 (generic_approx_modes): New member "sqrt".
2464 (exynosm1_approx_modes): Likewise.
2465 (xgene1_approx_modes): Likewise.
2466 (aarch64_emit_approx_rsqrt): Replace with new function
2467 "aarch64_emit_approx_sqrt".
2468 (aarch64_override_options_after_change_1): Handle new option.
2469 * config/aarch64/aarch64-simd.md
2470 (rsqrt<mode>2): Use new function instead.
2471 (sqrt<mode>2): New expansion and insn definitions.
2472 * config/aarch64/aarch64.md: Likewise.
2473 * config/aarch64/aarch64.opt
2474 (mlow-precision-sqrt): Add new option description.
2475 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
2477 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
2479 [AArch64] Add more choices for the reciprocal square root approximation
2481 Allow a target to prefer such operation depending on the operation mode.
2483 * config/aarch64/aarch64-protos.h
2484 (AARCH64_APPROX_MODE): New macro.
2485 (AARCH64_APPROX_{NONE,ALL}): Likewise.
2486 (cpu_approx_modes): New structure.
2487 (tune_params): New member "approx_modes".
2488 * config/aarch64/aarch64-tuning-flags.def
2489 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
2490 * config/aarch64/aarch64.c
2491 (generic_approx_modes): New core "cpu_approx_modes" structure.
2492 (exynosm1_approx_modes): Likewise.
2493 (xgene1_approx_modes): Likewise.
2494 (generic_tunings): New member "approx_modes".
2495 (cortexa35_tunings): Likewise.
2496 (cortexa53_tunings): Likewise.
2497 (cortexa57_tunings): Likewise.
2498 (cortexa72_tunings): Likewise.
2499 (exynosm1_tunings): Likewise.
2500 (thunderx_tunings): Likewise.
2501 (xgene1_tunings): Likewise.
2502 (use_rsqrt_p): New argument for the mode and use new member from
2504 (aarch64_builtin_reciprocal): Devise mode from builtin.
2505 (aarch64_optab_supported_p): New argument for the mode.
2506 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
2508 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2510 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
2511 RS6000_BTM_MODULO flag into the set of flags that are considered
2512 to be part of the common configuration.
2514 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
2516 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
2517 difference unsigned.
2518 (vec_absdb): New macro for vector absolute difference unsigned
2520 (vec_absdh): New macro for vector absolute difference unsigned
2522 (vec_absdw): New macro for vector absolute difference unsigned word.
2523 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
2524 (vadu<mode>3): New insn.
2525 (*p9_vadu<mode>3): New insn.
2526 * config/rs6000/rs6000-builtin.def (vadub): New built-in
2528 (vaduh): New built-in definition.
2529 (vaduw): New built-in definition.
2530 (vadu): New overloaded built-in definition.
2531 (vadub): New overloaded built-in definition.
2532 (vaduh): New overloaded built-in definition.
2533 (vaduw): New overloaded built-in definition.
2534 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2535 overloaded vector absolute difference unsigned functions.
2536 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
2537 the ISA 3.0 vector absolute difference unsigned built-in functions.
2539 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
2541 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
2542 update shared_lookup_references only once after changing operands.
2544 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
2547 * tree-nested.c (convert_nonlocal_omp_clauses)
2548 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
2550 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
2551 * tree.def (CASE_LABEL_EXPR): Likewise.
2553 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
2556 * input.c (test_builtins): Fix an assertion.
2558 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2560 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
2563 (isinf<mode>2): Ditto.
2565 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
2567 * ggc-tests.c (test_finalization): Only test need_finalization_p
2568 for GCC_VERSION >= 4003.
2570 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2572 * config/s390/vecintrin.h: Fix file description in comment.
2574 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2576 * config/s390/s390-builtin-types.def: Change builtin type naming
2577 scheme to match builtin-types.def.
2579 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
2581 * fold-const.c (optimize_minmax_comparison): Remove.
2582 (fold_comparison): Remove call to the above.
2583 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
2584 New transformations.
2586 2016-06-13 Alan Hayward <alan.hayward@arm.com>
2588 PR tree-optimization/71416
2589 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
2592 2016-06-13 Martin Liska <mliska@suse.cz>
2594 * predict.c (enum predictor_reason): Prefix enum with REASON_.
2595 (combine_predictions_for_insn): Likewise.
2596 (prune_predictions_for_bb): Likewise.
2597 (combine_predictions_for_bb): Likewise.
2599 2016-06-13 Richard Biener <rguenther@suse.de>
2601 PR tree-optimization/71505
2602 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
2603 assert match comment.
2605 2016-06-13 Marek Polacek <polacek@redhat.com>
2608 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
2609 gimplify_switch_expr.
2610 (warn_switch_unreachable_r): New function.
2612 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2615 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
2618 2016-06-13 Richard Biener <rguenther@suse.de>
2621 * fold-const.c (fold_unary_loc): Preserve alignment when
2622 folding a VIEW_CONVERT_EXPR into a MEM_REF.
2624 2016-06-13 Martin Liska <mliska@suse.cz>
2627 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
2628 w/ -fsanitize=bounds.
2630 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2632 * config/i386/i386.c (ix86_init_builtins): Calculate
2633 FLOAT128_FTYPE_CONST_STRING function type only once.
2634 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
2635 built-in functions are available for x86-32 and x86-64 targets.
2637 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
2640 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
2642 (FLOAT128_FTYPE_CONST_STRING): New function type.
2643 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
2644 [IX86_BUILTIN_NANSQ]: Ditto.
2645 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2646 (ix86_init_builtin_types): Declare const_string_type_node.
2647 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
2649 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
2650 * doc/extend.texi (x86 Built-in Functions): Document
2651 __builtin_nanq and __builtin_nansq.
2653 2016-06-11 Jiong Wang <jiong.wang@arm.com>
2656 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
2657 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
2658 length for pop patterns.
2659 (arm_attr_length_push_multi): Update comments.
2660 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
2662 (*pop_multiple_with_writeback_and_return): Likewise.
2663 (*pop_multiple_with_return): Likewise.
2665 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
2668 * fold-const.c (optimize_bit_field_compare): Don't try to use
2669 word_mode unconditionally for reading the bit field, look at
2670 DECL_BIT_FIELD_REPRESENTATIVE instead.
2672 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
2675 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
2676 vector integer type.
2678 2016-06-10 Jakub Jelinek <jakub@redhat.com>
2681 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
2682 without LABEL_DECL, set *handled_ops_p to false instead of true.
2684 2016-06-10 Martin Sebor <msebor@redhat.com>
2687 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
2688 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
2689 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
2691 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
2692 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
2693 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
2694 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
2695 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
2696 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
2697 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
2698 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
2700 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2702 * config/arm/arm.h (pool_vector_label,
2703 return_used_this_function): Remove.
2705 2016-06-10 Jeff Law <law@redhat.com>
2707 PR tree-optimization/71335
2708 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
2709 zero length paths here.
2710 (convert_and_register_jump_thread_path): Remove hacks related to
2711 duplicated blocks in the jump thread path.
2712 (fsm_find_control_statement_thread_paths): Avoid putting the same
2713 block on the thread path twice, but ensure the thread path is
2714 unchanged from the caller's point of view.
2716 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2718 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
2719 * predict.def (PRED_LOOP_BRANCH): Remove.
2721 2016-06-10 David Malcolm <dmalcolm@redhat.com>
2723 * Makefile.in (OBJS): Add ggc-tests.o.
2724 (GTFILES): Add ggc-tests.c.
2725 * ggc-tests.c: New file.
2726 * selftest-run-tests.c (selftest::run_tests): Call
2727 selftest::ggc_tests_c_tests.
2728 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
2730 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
2732 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
2734 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
2737 * varasm.c (place_block_symbol): Adjust alignment for asan protected
2738 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
2740 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
2742 * profile.c: Include cfgloop.h.
2743 (branch_prob): Compute estimated number of iterations.
2744 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
2745 recompute estimate number of iterations from profile.
2747 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
2750 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
2751 must be grouped on top of stack. Don't force early clobber
2752 on ordinary reg outputs.
2754 2016-06-10 Richard Biener <rguenther@suse.de>
2756 * targhooks.c (default_builtin_vectorization_cost): Adjust
2759 2016-06-10 Richard Biener <rguenther@suse.de>
2761 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
2762 to fold the RHS to a constant if possible.
2764 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
2767 * tree-nested.c (convert_nonlocal_omp_clauses)
2768 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
2769 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
2770 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
2772 * gimplify.c (gimplify_adjust_omp_clauses): Discard
2774 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
2776 * omp-low.c (scan_sharing_clauses): Don't expect
2779 2016-06-10 Alan Hayward <alan.hayward@arm.com>
2781 PR tree-optimization/71407
2782 PR tree-optimization/71416
2783 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
2786 2016-06-10 Richard Biener <rguenther@suse.de>
2789 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
2791 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
2793 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
2795 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
2796 Jiong Wang <jiong.wang@arm.com>
2798 PR rtl-optimization/70751
2799 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
2800 spilled into memory.
2802 2016-06-09 Jonathan Yong <10walls@gmail.com>
2805 2015-09-21 Jonathan Yong <10walls@gmail.com>
2807 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
2808 sysroot/usr/lib/32api for additional win32 libraries,
2809 fixes failing Cygwin bootstrapping.
2811 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
2813 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
2816 2016-06-09 David Malcolm <dmalcolm@redhat.com>
2819 * pretty-print.c (pp_indent): Specify that %p is printed in a
2820 host-dependent manner.
2821 (test_pp_format): Remove the test for %p.
2823 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
2825 * config/mips/mips.c (mips_output_jump): Fix formatting.
2827 2016-06-09 Richard Biener <rguenther@suse.de>
2829 PR tree-optimization/71462
2830 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
2833 2016-06-09 Martin Liska <mliska@suse.cz>
2835 * predict.c (dump_prediction): Add new argument.
2836 (enum predictor_reason): New enum.
2837 (struct predictor_hash): New struct.
2838 (predictor_hash::hash): New function.
2839 (predictor_hash::equal): Likewise.
2840 (not_removed_prediction_p): New function.
2841 (prune_predictions_for_bb): Likewise.
2842 (combine_predictions_for_bb): Prune predictions.
2844 2016-06-09 Martin Liska <mliska@suse.cz>
2846 * predict.c (filter_predictions): New function.
2847 (remove_predictions_associated_with_edge): Use the filter
2849 (equal_edge_p): New function.
2851 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
2853 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
2854 Correct usage of @samp vs @option, add @samp where appropriate.
2855 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
2856 Add armv6s-m and document it, as it is no official ARM name.
2858 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2860 * ifcvt.c (struct noce_if_info): Add transform_name field.
2861 (noce_try_move): Set if_info->transform_name to the function name.
2862 (noce_try_ifelse_collapse): Likewise.
2863 (noce_try_store_flag): Likewise.
2864 (noce_try_inverse_constants): Likewise.
2865 (noce_try_store_flag_constants): Likewise.
2866 (noce_try_addcc): Likewise.
2867 (noce_try_store_flag_mask): Likewise.
2868 (noce_try_cmove): Likewise.
2869 (noce_try_cmove_arith): Likewise.
2870 (noce_try_minmax): Likewise.
2871 (noce_try_abs): Likewise.
2872 (noce_try_sign_mask): Likewise.
2873 (noce_try_bitop): Likewise.
2874 (noce_convert_multiple_sets): Likewise.
2875 (noce_process_if_block): Print if_info->transform_name to
2876 dump_file if transformation succeeded.
2878 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2880 * config/arm/cortex-a57.md (cortex_a57_alu):
2883 2016-06-08 Martin Sebor <msebor@redhat.com>
2884 Jakub Jelinek <jakub@redhat.com>
2888 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
2889 BUILT_IN_MUL_OVERFLOW_P): New builtins.
2890 * builtins.c: Include gimple-fold.h.
2891 (fold_builtin_arith_overflow): Handle
2892 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
2893 (fold_builtin_3): Likewise.
2894 * doc/extend.texi (Integer Overflow Builtins): Document
2895 __builtin_{add,sub,mul}_overflow_p.
2897 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
2899 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
2900 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
2902 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
2904 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
2905 Rewrite, looking one level down for records and arrays.
2907 2016-06-08 David Malcolm <dmalcolm@redhat.com>
2909 * pretty-print.c: Include "selftest.h".
2910 (pp_format): Fix comment.
2911 (identifier_to_locale): Likewise.
2912 (selftest::test_basic_printing): New function.
2913 (selftest::assert_pp_format): New function.
2914 (selftest::test_pp_format): New function.
2915 (selftest::pretty_print_c_tests): New function.
2916 * selftest-run-tests.c (selftest::run_tests): Call
2917 selftest::pretty_print_c_tests.
2918 * selftest.h (pretty_print_c_tests): New declaration.
2920 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
2922 * invoke.texi (max-loop-headers-insns): Document.
2923 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
2924 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
2925 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
2927 2016-06-08 Richard Biener <rguenther@suse.de>
2929 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
2930 on strided SLP loads and fall back to scalar loads in case
2931 we can't chunk them.
2933 2016-06-08 Richard Biener <rguenther@suse.de>
2935 PR tree-optimization/71452
2936 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
2937 type used for the SSA rewrite has enough precision to cover
2938 the dynamic type of the location.
2940 2016-06-08 Jakub Jelinek <jakub@redhat.com>
2941 Richard Biener <rguenther@suse.de>
2944 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
2945 the same as DECL_P (base0) for indirect_base0. Use equality_code
2946 in one further place.
2948 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
2950 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
2951 to one word if the field is known to overlap other words.
2952 (extract_bit_field_1): Likewise.
2953 (store_split_bit_field): Remove compensating code.
2954 (extract_split_bit_field): Likewise.
2956 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
2960 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
2962 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2964 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
2966 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
2967 (arch64_addpv4sf): Delete.
2968 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
2969 "gen_aarch64_addpv4sf".
2970 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
2972 (vpadds_f32): Likewise.
2973 (vpaddq_f32): Likewise.
2974 (vpaddq_f64): Likewise.
2976 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2978 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
2980 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
2981 to VALLF. Rename to "fabd<mode>3".
2982 "*fabd_scalar<mode>3): Delete.
2983 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
2985 (vabdd_f64): Likewise.
2986 (vabd_f32): Likewise.
2987 (vabd_f64): Likewise.
2988 (vabdq_f32): Likewise.
2989 (vabdq_f64): Likewise.
2991 2016-06-08 Jiong Wang <jiong.wang@arm.com>
2993 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
2995 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
2996 "aarch64_rsqrts<mode>".
2997 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
2998 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
3000 (vrsqrtsd_f64): Likewise.
3001 (vrsqrts_f32): Likewise.
3002 (vrsqrts_f64): Likewise.
3003 (vrsqrtsq_f32): Likewise.
3004 (vrsqrtsq_f64): Likewise.
3006 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3008 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
3010 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
3011 "aarch64_rsqrte<mode>".
3012 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
3013 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
3015 (vrsqrted_f64): Likewise.
3016 (vrsqrte_f32): Likewise.
3017 (vrsqrte_f64): Likewise.
3018 (vrsqrteq_f32): Likewise.
3019 (vrsqrteq_f64): Likewise.
3021 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3023 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
3027 * config/aarch64/aarch64-simd.md
3028 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
3029 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
3030 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
3032 (vcvt_n_f32_u32): Likewise.
3033 (vcvt_n_s32_f32): Likewise.
3034 (vcvt_n_u32_f32): Likewise.
3035 (vcvtq_n_f32_s32): Likewise.
3036 (vcvtq_n_f32_u32): Likewise.
3037 (vcvtq_n_f64_s64): Likewise.
3038 (vcvtq_n_f64_u64): Likewise.
3039 (vcvtq_n_s32_f32): Likewise.
3040 (vcvtq_n_s64_f64): Likewise.
3041 (vcvtq_n_u32_f32): Likewise.
3042 (vcvtq_n_u64_f64): Likewise.
3043 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
3044 (VSDQ_SDI): Likewise.
3045 (fcvt_target): Support V4DI, V4SI and V2SI.
3046 (FCVT_TARGET): Likewise.
3048 2016-06-08 Jiong Wang <jiong.wang@arm.com>
3050 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
3051 (TYPES_BINOP_SUS): Likewise.
3052 (aarch64_simd_builtin_data): Update include file name.
3053 (aarch64_builtins): Likewise.
3054 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
3055 for conversion between scalar float-point and fixed-point.
3059 * config/aarch64/aarch64.md
3060 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
3061 pattern for conversion between scalar float to fixed-pointer.
3062 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
3063 (UNSPEC_FCVTZS): New UNSPEC enumeration.
3064 (UNSPEC_FCVTZU): Likewise.
3065 (UNSPEC_SCVTF): Likewise.
3066 (UNSPEC_UCVTF): Likewise.
3067 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
3069 (vcvtd_n_f64_u64): Likewise.
3070 (vcvtd_n_s64_f64): Likewise.
3071 (vcvtd_n_u64_f64): Likewise.
3072 (vcvtd_n_f32_s32): Likewise.
3073 (vcvts_n_f32_u32): Likewise.
3074 (vcvtd_n_s32_f32): Likewise.
3075 (vcvts_n_u32_f32): Likewise.
3076 * config/aarch64/iterators.md (fcvt_target): Support integer to float
3078 (FCVT_TARGET): Likewise.
3079 (FCVT_FIXED2F): New iterator.
3080 (FCVT_F2FIXED): Likewise.
3081 (fcvt_fixed_insn): New define_int_attr.
3083 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3085 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
3086 some statements was removed.
3088 2016-06-08 Alan Hayward <alan.hayward@arm.com>
3090 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
3091 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
3092 (vect_can_advance_ivs_p): likewise.
3093 (vect_update_ivs_after_vectorizer): likewise.
3094 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
3095 (vect_analyze_scalar_cycles_1): likewise.
3096 (vect_analyze_loop_operations): likewise.
3097 (report_vect_op): likewise.
3098 (vect_is_slp_reduction): likewise.
3099 (vect_is_simple_reduction): likewise.
3100 (get_initial_def_for_induction): likewise.
3101 (vect_transform_loop): likewise.
3102 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
3103 (vect_recog_sad_pattern): likewise.
3104 (vect_recog_widen_sum_pattern): likewise.
3105 (vect_recog_widening_pattern): likewise.
3106 (vect_recog_divmod_pattern): likewise.
3107 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
3108 (vect_analyze_slp_instance): likewise.
3109 (vect_transform_slp_perm_load): likewise.
3110 (vect_schedule_slp_instance): likewise.
3112 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3114 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
3115 (return_prediction): PRED_CONST_RETURN predict return as not taken.
3116 * predict.def (PRED_CONTINUE): Change hitrate 50->67
3117 (PRED_LOOP_BRANCH): Document predictor as broken.
3118 (PRED_LOOP_EXIT): Change hitrate 91->92.
3119 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
3120 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
3121 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
3122 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
3123 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
3124 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
3125 (PRED_CALL): Chane hitrate 71->67.
3126 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
3127 (PRED_GOTO): Document as unused right now.
3128 (PRED_CONST_RETURN): Change hitrate 67->69
3129 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
3130 (PRED_NULL_RETURN): Change hitrate 91->90.
3131 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
3132 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
3133 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
3135 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
3137 * config/rs6000/altivec.h: Add __builtin_vec_mul.
3138 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
3139 special case Altivec builtin.
3140 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
3141 VSX_BUILTIN_VEC_MUL (replaced with special case code).
3142 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
3143 code for ALTIVEC_BUILTIN_VEC_MUL.
3144 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
3145 for __builtin_vec_mul.
3147 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
3149 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
3152 2016-06-07 David Malcolm <dmalcolm@redhat.com>
3154 * spellcheck.c (selftest::test_find_closest_string): New function.
3155 (spellcheck_c_tests): Call the above.
3157 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3159 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
3161 2016-06-07 Jakub Jelinek <jakub@redhat.com>
3163 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
3164 Yv=Yv,C alternatives.
3166 2016-06-07 Richard Biener <rguenther@suse.de>
3169 * common.opt (ffast-math): Make Optimization.
3171 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
3172 Prachi Godbole <prachi.godbole@imgtec.com>
3174 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
3175 `fabs' and `fneg' type attributes.
3176 (p5600_fpu_fabs): Add `fmove' to the comment.
3178 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
3180 * gimple.c: Include builtins.h
3181 (gimple_inexpensive_call_p): New function.
3182 * gimple.h (gimple_inexpensive_call_p): Declare.
3183 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
3184 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
3187 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
3189 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
3190 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
3191 warning_at_rich_loc, warning_n, pedwarn, permerror,
3192 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
3193 sorry, fatal_error, internal_error, internal_error_no_backtrace):
3196 2016-06-07 Richard Biener <rguenther@suse.de>
3198 PR tree-optimization/71428
3199 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
3200 BIT_FIELD_REF op vs. load.
3202 2016-06-07 Richard Biener <rguenther@suse.de>
3205 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
3208 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3210 * config/pa/pa.md (call): Generate indirect long calls to non-local
3211 functions on TARGET_64BIT.
3212 (call_value): Likewise.
3214 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
3216 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
3217 pattern and subsequent splitters.
3218 (call_val_reg_64bit_post_reload): Likewise.
3220 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3223 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
3224 propagate_op_to_single_use.
3226 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
3229 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
3231 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
3234 (enum x86_dirflag_state): New enum.
3235 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
3236 (machine_function): Remove needs_cld.
3237 (ix86_current_function_needs_cld): Remove.
3238 * config/i386/i386.c (ix86_set_func_type): Set
3239 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
3240 (ix86_expand_prologue): Do not emit CLD here.
3241 (ix86_dirflag_mode_needed): New function.
3242 (ix86_dirflag_mode_entry): Ditto.
3243 (ix86_mode_needed): Handle X86_DIRFLAG entity.
3244 (ix86_mode_after): Ditto.
3245 (ix86_mode_entry): Ditto.
3246 (ix86_mode_exit): Ditto.
3247 (ix86_emit_mode_set): Ditto.
3248 * config/i386/i386.md (strmov_singleop): Set
3249 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
3250 Do not set ix86_current_function_needs_cld.
3252 (strset_singleop): Ditto.
3254 (cmpstrnqi_nz_1): Ditto.
3255 (cmpstrnqi_1): Ditto.
3256 (strlenqi_1): Ditto.
3258 2016-06-06 Jakub Jelinek <jakub@redhat.com>
3260 PR tree-optimization/71259
3261 * tree-vect-slp.c (vect_get_constant_vectors): For
3262 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
3263 one for constant op, and use COND_EXPR for non-constant.
3265 2016-06-06 David Malcolm <dmalcolm@redhat.com>
3267 * Makefile.in (OBJS): Add function-tests.o,
3268 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
3269 selftest-run-tests.o.
3270 (OBJS-libcommon): Add selftest.o.
3271 (OBJS-libcommon-target): Add selftest.o.
3272 (all.internal): Add "selftest".
3273 (all.cross): Likewise.
3274 (selftest): New phony target.
3275 (s-selftest): New target.
3276 (selftest-gdb): New phony target.
3277 (COLLECT2_OBJS): Add selftest.o.
3278 * bitmap.c: Include "selftest.h".
3279 (selftest::test_gc_alloc): New function.
3280 (selftest::test_set_range): New function.
3281 (selftest::test_clear_bit_in_middle): New function.
3282 (selftest::test_copying): New function.
3283 (selftest::test_bitmap_single_bit_set_p): New function.
3284 (selftest::bitmap_c_tests): New function.
3285 * common.opt (fself-test): New.
3286 * diagnostic-show-locus.c: Include "selftest.h".
3287 (make_range): New function.
3288 (test_range_contains_point_for_single_point): New function.
3289 (test_range_contains_point_for_single_line): New function.
3290 (test_range_contains_point_for_multiple_lines): New function.
3291 (assert_eq): New function.
3292 (test_get_line_width_without_trailing_whitespace): New function.
3293 (selftest::diagnostic_show_locus_c_tests): New function.
3294 * et-forest.c: Include "selftest.h".
3295 (selftest::test_single_node): New function.
3296 (selftest::test_simple_tree): New function.
3297 (selftest::test_disconnected_nodes): New function.
3298 (selftest::et_forest_c_tests): New function.
3299 * fold-const.c: Include "selftest.h".
3300 (selftest::assert_binop_folds_to_const): New function.
3301 (selftest::assert_binop_folds_to_nonlvalue): New function.
3302 (selftest::test_arithmetic_folding): New function.
3303 (selftest::fold_const_c_tests): New function.
3304 * function-tests.c: New file.
3305 * gimple.c: Include "selftest.h".
3306 Include "gimple-pretty-print.h".
3307 (selftest::verify_gimple_pp): New function.
3308 (selftest::test_assign_single): New function.
3309 (selftest::test_assign_binop): New function.
3310 (selftest::test_nop_stmt): New function.
3311 (selftest::test_return_stmt): New function.
3312 (selftest::test_return_without_value): New function.
3313 (selftest::gimple_c_tests): New function.
3314 * hash-map-tests.c: New file.
3315 * hash-set-tests.c: New file.
3316 * input.c: Include "selftest.h".
3317 (selftest::assert_loceq): New function.
3318 (selftest::test_accessing_ordinary_linemaps): New function.
3319 (selftest::test_unknown_location): New function.
3320 (selftest::test_builtins): New function.
3321 (selftest::test_reading_source_line): New function.
3322 (selftest::input_c_tests): New function.
3323 * rtl-tests.c: New file.
3324 * selftest-run-tests.c: New file.
3325 * selftest.c: New file.
3326 * selftest.h: New file.
3327 * spellcheck.c: Include "selftest.h".
3328 (selftest::levenshtein_distance_unit_test_oneway): New function,
3329 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
3330 (selftest::levenshtein_distance_unit_test): Likewise.
3331 (selftest::spellcheck_c_tests): Likewise.
3332 * toplev.c: Include selftest.h.
3333 (toplev::run_self_tests): New.
3334 (toplev::main): Handle -fself-test.
3335 * toplev.h (toplev::run_self_tests): New.
3336 * tree.c: Include "selftest.h".
3337 (selftest::test_integer_constants): New function.
3338 (selftest::test_identifiers): New function.
3339 (selftest::test_labels): New function.
3340 (selftest::tree_c_tests): New function.
3341 * tree-cfg.c: Include "selftest.h".
3342 (selftest::push_fndecl): New function.
3343 (selftest::test_linear_chain): New function.
3344 (selftest::test_diamond): New function.
3345 (selftest::test_fully_connected): New function.
3346 (selftest::tree_cfg_c_tests): New function.
3347 * vec.c: Include "selftest.h".
3348 (selftest::safe_push_range): New function.
3349 (selftest::test_quick_push): New function.
3350 (selftest::test_safe_push): New function.
3351 (selftest::test_truncate): New function.
3352 (selftest::test_safe_grow_cleared): New function.
3353 (selftest::test_pop): New function.
3354 (selftest::test_safe_insert): New function.
3355 (selftest::test_ordered_remove): New function.
3356 (selftest::test_unordered_remove): New function.
3357 (selftest::test_block_remove): New function.
3358 (selftest::reverse_cmp): New function.
3359 (selftest::test_qsort): New function.
3360 (selftest::vec_c_tests): New function.c.
3361 * wide-int.cc: Include selftest.h and wide-int-print.h.
3362 (selftest::from_int <wide_int>): New function.
3363 (selftest::from_int <offset_int>): New function.
3364 (selftest::from_int <widest_int>): New function.
3365 (selftest::assert_deceq): New function.
3366 (selftest::assert_hexeq): New function.
3367 (selftest::test_printing <VALUE_TYPE>): New function template.
3368 (selftest::test_ops <VALUE_TYPE>): New function template.
3369 (selftest::test_comparisons <VALUE_TYPE>): New function template.
3370 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
3372 (selftest::wide_int_cc_tests): New function.
3374 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3377 * ifcvt.c (noce_try_ifelse_collapse): New function.
3379 (noce_process_if_block): Call noce_try_ifelse_collapse.
3380 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
3381 (simplify_ternary_operation): Use the above to simplify
3382 conditional CLZ/CTZ expressions.
3384 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3387 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
3388 define_insn_and_split.
3390 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3393 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
3395 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
3398 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
3399 Implicitly clobber memory for basic asm with non-empty assembler
3400 string. Use targetm.md_asm_adjust also here.
3401 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
3402 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
3403 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
3404 non-empty assembler string.
3405 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
3406 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
3407 (decode_asm_operands): Handle basic asm in PARALLEL block.
3408 (extract_insn): Handle basic asm in PARALLEL block.
3409 * doc/extend.texi: Mention new behavior of basic asm.
3410 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
3411 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
3412 branch_needs_nop_p): Use asm_noperands.
3414 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
3416 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
3417 Include the M7 SPARC DFA scheduler.
3418 New attribute v3pipe.
3419 Annotate insns with v3pipe where appropriate.
3420 Define cpu_feature vis4.
3421 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
3422 Add (V8QI "8") to vbits.
3423 Add insns {add,sub}v8qi3
3424 Add insns ss{add,sub}v8qi3
3425 Add insns us{add,sub}{v8qi,v4hi}3
3426 Add insns {min,max}{v8qi,v4hi,v2si}3
3427 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
3428 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
3429 * config/sparc/niagara4.md: Add a comment explaining the
3430 discrepancy between the documented latenty numbers and the
3432 * config/sparc/niagara7.md: New file.
3433 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
3434 supports SPARC5 and VIS 4.0 instructions.
3435 * configure: Regenerate.
3436 * config.in: Likewise.
3437 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
3438 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
3439 TARGET_CPU_niagara7.
3440 (ASM_CPU64_DEFAULT_SPEC): Likewise.
3441 (CPP_CPU_SPEC): Handle niagara7.
3442 (ASM_CPU_SPEC): Likewise.
3443 * config/sparc/sparc-opts.h (processor_type): Add
3445 (mvis4): New option.
3446 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
3447 (AS_NIAGARA7_FLAG): Define.
3448 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
3449 (CPP_CPU64_DEFAULT_SPEC): Likewise.
3450 (CPP_CPU_SPEC): Handle niagara7.
3451 (ASM_CPU_SPEC): Likewise.
3452 * config/sparc/sparc.c (niagara7_costs): Define.
3453 (sparc_option_override): Handle niagara7 and adjust cache-related
3454 parameters with better values for niagara cpus. Also support VIS4.
3455 (sparc32_initialize_trampoline): Likewise.
3456 (sparc_use_sched_lookahead): Likewise.
3457 (sparc_issue_rate): Likewise.
3458 (sparc_register_move_cost): Likewise.
3459 (dump_target_flag_bits): Support VIS4.
3460 (sparc_vis_init_builtins): Likewise.
3461 (sparc_builtins): Likewise.
3462 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
3464 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
3466 * config/sparc/sparc.opt (sparc_processor_type): New value
3468 * config/sparc/visintrin.h (__attribute__): Prototypes for the
3470 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
3472 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
3475 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
3477 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
3479 2016-06-06 Richard Biener <rguenther@suse.de>
3481 PR tree-optimization/71398
3482 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
3485 2016-06-05 James Bowman <james.bowman@ftdichip.com>
3487 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
3488 ft32_expand_prolog, ft32_expand_epilogue):
3489 Handle pretend_args.
3490 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
3491 * config/ft32/ft32.md: Add pretend_returner.
3493 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
3496 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
3497 Copy op1 RTX to avoid invalid sharing.
3498 (ix86_expand_vector_move_misalign): Ditto.
3500 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
3502 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
3505 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3507 * predict.c (predicted_by_loop_heuristics_p): New function.
3508 (predict_iv_comparison): Use it.
3509 (predict_loops): Walk from innermost loops; do not predict edges
3510 leaving multiple loops multiple times; implement
3511 PRED_LOOP_ITERATIONS_MAX heuristics.
3512 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
3514 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
3516 * cfg.c (check_bb_profile): Do not report mismatched profiles when
3517 only edges out of BB are EH edges.
3519 2016-06-04 Martin Sebor <msebor@redhat.com>
3520 Marcin Baczyński <marbacz@gmail.com>
3523 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
3524 a void expression in a void function.
3526 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3528 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
3529 aux; dump reasons of decisions.
3530 (should_duplicate_loop_header_p): Likewise.
3531 (do_while_loop_p): Likewise.
3532 (ch_base::copy_headers): Dump asi num insns duplicated.
3534 2016-06-04 Jakub Jelinek <jakub@redhat.com>
3536 PR tree-optimization/71405
3537 * tree-ssa.c (execute_update_addresses_taken): For clobber with
3538 incompatible type, build a new clobber with the right type instead
3539 of building a VIEW_CONVERT_EXPR around it.
3541 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3543 PR tree-optimization/52171
3544 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
3545 by_pieces_ninsns instead of move_by_pieces_ninsns.
3547 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
3549 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
3550 for reg+reg addressing mode.
3552 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3554 * rs6000-c.c (c/c-tree.h): Add #include.
3555 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
3556 in C++ when found in the base position of vec_ld or vec_st.
3558 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
3560 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
3561 use of profile unless profile status is PROFILE_READ.
3562 * profile.c (compute_branch_probabilities): Set profile status
3563 only after reporting predictor hitrates.
3565 2016-06-03 Joseph Myers <joseph@codesourcery.com>
3569 * common.opt (ffp-int-builtin-inexact): New option.
3570 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
3571 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
3572 (ceil@var{m}2): Document dependence on this option.
3573 * ipa-inline-transform.c (inline_call): Handle
3574 flag_fp_int_builtin_inexact.
3575 * ipa-inline.c (can_inline_edge_p): Likewise.
3576 * config/i386/i386.md (rintxf2): Do not test
3577 flag_unsafe_math_optimizations.
3578 (rint<mode>2_frndint): New define_insn.
3579 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
3580 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
3581 for 387 instead of extending and truncating.
3582 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
3583 !flag_trapping_math instead of flag_unsafe_math_optimizations.
3584 Change to frndint<mode>2_<rounding>.
3585 (frndintxf2_<rounding>_i387): Likewise. Change to
3586 frndint<mode>2_<rounding>_i387.
3587 (<rounding_insn>xf2): Likewise.
3588 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
3589 !flag_trapping_math instead of flag_unsafe_math_optimizations for
3590 x87. Test TARGET_ROUND || !flag_trapping_math ||
3591 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
3592 SSE. Use ROUND_NO_EXC in constant operand of
3593 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
3594 for 387 instead of extending and truncating.
3596 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
3597 Julia Koval <julia.koval@intel.com>
3609 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
3610 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
3611 all registers, except for function return registers if there are
3612 no caller-saved registers.
3613 (ix86_set_func_type): New function.
3614 (ix86_set_current_function): Call ix86_set_func_type to set
3615 no_caller_saved_registers and func_type. Call reinit_regs if
3616 caller-saved registers are changed. Don't allow MPX, SSE, MMX
3617 nor x87 instructions in interrupt handler nor function with
3618 no_caller_saved_registers attribute.
3619 (ix86_function_ok_for_sibcall): Return false if there are no
3620 caller-saved registers.
3621 (type_natural_mode): Don't warn ABI change for MMX in interrupt
3623 (ix86_function_arg_advance): Skip for callee in interrupt handler.
3624 (ix86_function_arg): Return special arguments in interrupt handler.
3625 (ix86_promote_function_mode): Promote pointer to word_mode only
3626 for normal functions.
3627 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
3629 (ix86_epilogue_uses): New function.
3630 (ix86_hard_regno_scratch_ok): Likewise.
3631 (ix86_save_reg): Preserve all registers in interrupt handler
3632 after reload. Preserve all registers, except for function return
3633 registers, if there are no caller-saved registers after reload.
3634 (find_drap_reg): Always use callee-saved register if there are
3635 no caller-saved registers.
3636 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
3637 for interrupt handler.
3638 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
3639 Emit cld instruction if stringops are used in interrupt handler
3640 or interrupt handler isn't a leaf function.
3641 (ix86_expand_epilogue): Generate interrupt return for interrupt
3642 handler and pop the 'ERROR_CODE' off the stack before interrupt
3643 return in exception handler.
3644 (ix86_expand_call): Disallow calling interrupt handler directly.
3645 If there are no caller-saved registers, mark all registers that
3646 are clobbered by the call which returns as clobbered.
3647 (ix86_handle_no_caller_saved_registers_attribute): New function.
3648 (ix86_handle_interrupt_attribute): Likewise.
3649 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
3651 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
3652 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
3653 accumulation in interrupt function if stack may be realigned to
3655 (EPILOGUE_USES): New.
3656 (function_type): New enum.
3657 (machine_function): Add func_type and no_caller_saved_registers.
3658 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
3659 (interrupt_return): New pattern.
3660 * doc/extend.texi: Document x86 interrupt and
3661 no_caller_saved_registers attributes.
3663 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
3665 PR tree-optimization/52171
3666 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
3667 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
3668 Look for constant strings. Move some code to emit_block_cmp_hints
3670 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
3671 * defaults.h (COMPARE_MAX_PIECES): New macro.
3672 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
3673 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
3674 (clear_by_pieces_1): Don't declare. Move definition before use.
3675 (can_do_by_pieces): New static function.
3676 (can_move_by_pieces): Use it. Return bool.
3677 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
3678 OP. All callers changed. Handle COMPARE_BY_PIECES.
3679 (class pieces_addr); New.
3680 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
3681 pieces_addr::adjust, pieces_addr::increment_address,
3682 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
3684 (class op_by_pieces_d): New.
3685 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
3687 (class move_by_pieces_d, class compare_by_pieces_d,
3688 class store_by_pieces_d): New subclasses of op_by_pieces_d.
3689 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
3690 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
3691 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
3692 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
3693 compare_by_pieces_d::finish_mode): New member functions.
3694 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
3696 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
3697 (emit_block_cmp_hints): New function.
3698 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
3699 use the newly defined classes.
3700 * expr.h (by_pieces_constfn): New typedef.
3701 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
3702 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
3703 (move_by_pieces_ninsns): Don't declare.
3704 (can_move_by_pieces): Change return value to bool.
3705 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
3706 (compare_by_pieces_branch_ratio): New hook.
3707 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
3708 (by_pieces_ninsns): Declare.
3709 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
3711 (default_compare_by_pieces_branch_ratio): New function.
3712 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
3713 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
3714 * doc/tm.texi: Regenerate.
3715 * tree-ssa-strlen.c: Include "builtins.h".
3716 (handle_builtin_memcmp): New static function.
3717 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
3718 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
3720 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3722 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
3723 relevant stmts which are simple and invariant.
3724 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
3725 instead of simple and invariant
3727 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3729 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
3730 (vectorizable_reduction): Check for new relevant state.
3731 (vectorizable_live_operation): vectorize live stmts using
3732 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
3733 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
3734 (vect_stmt_relevant_p): Check for stmts which are only used live.
3735 (process_use): Use of a stmt does not inherit it's live value.
3736 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
3737 (vect_analyze_stmt): Check for new relevant state.
3738 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
3739 outside the loop, but not inside it.
3741 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3743 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
3744 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
3745 (vect_get_vec_def_for_operand): Split out code.
3747 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
3749 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
3751 2016-06-03 Alan Hayward <alan.hayward@arm.com>
3753 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
3755 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3757 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
3759 2016-06-03 Jakub Jelinek <jakub@redhat.com>
3762 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
3763 to noreturn e->callee->decl that has void return type and void
3764 arguments, adjust gimple_call_fntype and remove lhs even if it had
3765 previously addressable type.
3767 2016-06-02 Jeff Law <law@redhat.com>
3769 PR tree-optimization/71328
3770 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
3771 error when checking for a jump back onto the copied path.
3773 2016-06-02 David Malcolm <dmalcolm@redhat.com>
3775 * config/microblaze/microblaze.c (get_branch_target): Add return
3776 NULL_RTX for the non-CALL_P case.
3777 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
3778 (insert_wic): Remove unused local "j".
3780 2016-06-02 Martin Liska <mliska@suse.cz>
3782 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
3784 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
3785 Julia Koval <julia.koval@intel.com>
3787 * function.c (assign_parm_setup_stack): Force source into a
3789 * target.def (function_incoming_arg): Update documentation to
3790 allow arbitrary address computation based on hard register.
3791 * doc/tm.texi: Regenerated.
3793 2016-06-02 Martin Liska <mliska@suse.cz>
3795 * predict.c (combine_predictions_for_bb): Fix first match in
3796 cases where a first predictor contains more than one occurence
3797 in list of predictors. Take the best value in such case.
3799 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3801 PR rtl-optimization/71295
3802 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
3803 offset would go over the size of the inner mode reject it.
3805 2016-06-02 Jakub Jelinek <jakub@redhat.com>
3807 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
3808 x=x,x and v=v,m instead of x=x,m.
3810 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
3811 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
3812 alternative to v=rm,C.
3814 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
3815 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
3816 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
3817 instead of vex for the last two above mentioned alternatives.
3819 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3822 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
3824 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
3826 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
3828 2016-06-01 David Malcolm <dmalcolm@redhat.com>
3830 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
3831 from int to unsigned.
3833 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3835 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
3836 alternatives, eliminating preferred register class. Add support
3837 for the MTVSRDD instruction in ISA 3.0.
3838 (vsx_splat_v4si_internal): Use splat_input_operand instead of
3839 reg_or_indexed_operand.
3840 (vsx_splat_v4sf_internal): Likewise.
3842 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
3845 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
3846 for loading up all 0's or all 1's.
3848 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
3850 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
3852 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
3854 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
3856 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
3857 * gcc.c (set_source_date_epoch_envvar): New function, sets
3858 the SOURCE_DATE_EPOCH environment variable to the current time.
3860 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3862 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
3863 the factor for live Phi nodes.
3865 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3867 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
3868 * tree-parloops.c (parallelize_loops): likewise.
3869 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
3870 tree_unswitch_outer_loop): likewise.
3872 2016-06-01 Jakub Jelinek <jakub@redhat.com>
3875 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
3876 around creation of the temporary.
3878 2016-06-01 Richard Biener <rguenther@suse.de>
3880 PR tree-optimization/71366
3881 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
3882 (unloop_loops): Move removing edges here ...
3883 (try_unroll_loop_completely): ... from here.
3884 (try_peel_loop): ... and here.
3885 (tree_unroll_loops_completely_1): Track parent loops via
3886 bitmap of header BBs.
3887 (tree_unroll_loops_completely): Adjust for that.
3889 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
3891 * config/rs6000/altivec.h (vec_slv): New macro.
3892 (vec_srv): New macro.
3893 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
3894 (UNSPEC_VSRV): New value.
3897 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
3898 (vsrv): New builtin definition.
3899 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
3900 define argument types for new builtin.
3901 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
3903 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
3906 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
3907 Jocelyn Mayer <l_indien@magic.fr>
3910 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
3911 detect processor family for signature_CENTAUR_ebx.
3912 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
3913 signature_CENTAUR_ebx.
3914 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
3915 <default>: Pass x86-64 for has_longmode.
3917 2016-06-01 Nathan Sidwell <nathan@acm.org>
3919 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
3922 2016-06-01 Richard Biener <rguenther@suse.de>
3924 PR tree-optimization/71261
3925 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
3926 of stmts successfully put in the bool pattern. Remove
3927 single-use restriction.
3928 (adjust_bool_pattern_cast): Add cast at the use site via the
3929 pattern def sequence.
3930 (adjust_bool_pattern): Remove recursion, maintain a hash-map
3931 of patterned defs. Use the pattern def seqence instead of
3932 multiple independent patterns.
3933 (sort_after_uid): New qsort compare function.
3934 (adjust_bool_stmts): New function to process stmts in the bool
3935 pattern in IL order.
3936 (vect_recog_bool_pattern): Adjust.
3937 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
3938 (ifcvt_walk_pattern_tree): Likewise.
3939 (stmt_is_root_of_bool_pattern): Likewise.
3940 (ifcvt_repair_bool_pattern): Likewise.
3941 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
3943 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
3945 * loop-unroll.c (decide_unroll_constant_iterations,
3946 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
3947 likely upper bounds.
3948 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
3950 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
3952 * tree-core.h (enum omp_clause_code): Remove
3953 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
3955 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3957 * config/arm/sync.md (arm_store_exclusive<mode>):
3958 Use 'H' output modifier on operands[2] rather than creating a new
3959 entry in out-of-bounds memory of the operands array.
3960 (arm_store_release_exclusivedi): Likewise.
3962 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3964 * config/arm/arm.c (arm_fusion_enabled_p): New function.
3965 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
3966 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
3967 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
3969 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
3971 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
3972 into account live statements for mask producers.
3974 2016-06-01 Richard Biener <rguenther@suse.de>
3976 PR tree-optimization/71311
3977 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
3978 restrict to non-INTEGER_CST @0.
3980 2016-06-01 Richard Biener <rguenther@suse.de>
3982 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
3983 (relational patterns): Use :c to avoid pattern duplications.
3985 2016-06-01 Richard Biener <rguenther@suse.de>
3987 * genmatch.c (comparison_code_p): New predicate.
3988 (swap_tree_comparison): New function.
3989 (commutate): Add for_vec parameter to append new for entries.
3990 Support commutating relational operators by swapping it alongside
3992 (lower_commutative): Adjust.
3993 (dt_simplify::gen): Do not pass artificial operators to gen
3995 (decision_tree::gen): Do not add artificial operators as parameters.
3996 (parser::parse_expr): Verify operator commutativity when :c is
3997 applied. Allow :C to override this.
3998 * match.pd: Adjust patterns to use :C instead of :c where required.
4000 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
4002 PR tree-optimization/71077
4003 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
4004 the combining step, use boolean_false_node and boolean_true_node
4005 as the designated false/true return values.
4007 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4009 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
4010 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
4011 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
4014 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4016 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
4017 of flags impliying the register renaming.
4018 * toplev.c (process_options): Do not imply flag_rename_registers with
4021 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4023 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
4024 default implementation.
4026 2016-05-31 Nathan Sidwell <nathan@acm.org>
4028 * dwarf2out.c (cur_line_info_table): Add GTY marker.
4030 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4032 * config/sh/constraints.md (b): Remove constraint.
4033 * config/sh/predicates.md (arith_reg_operand): Remove
4035 * config/sh/sh-modes.def (PDI): Remove.
4036 * config/sh/sh.c (sh_target_reg_class,
4037 sh_optimize_target_register_callee_saved): Remove functions.
4038 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
4039 (sh_expand_epilogue): Update comment.
4040 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
4041 sh_secondary_reload): Remove TARGET_REGS related code.
4042 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
4043 TARGET_REGISTER_P): Remove macros.
4044 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
4045 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
4046 TR1_REG, TR2_REG): Remove constants.
4047 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
4049 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4051 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
4052 define_expand patterns.
4053 (adddi3_compact): Rename to adddi3.
4054 (subdi3_compact): Rename to subdi3.
4055 (*negdi2): Rename to negdi2.
4056 (*abs<mode>2): Rename to abs<mode>2.
4058 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
4060 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
4061 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
4062 (atomic_sub_fetchsi): ... this new pattern.
4063 (mvtc): Add CC_REG clobber.
4065 2016-05-31 Marek Polacek <polacek@redhat.com>
4067 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
4069 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4071 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
4072 aarch64_fusion_enabled_p to check for fusion capabilities.
4074 2016-05-31 Richard Biener <rguenther@suse.de>
4076 PR tree-optimization/71352
4077 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
4078 minus one and a negate.
4080 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4082 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
4083 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
4085 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
4086 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
4087 Remove use of aarch64_simd_attr_length_move, set length attribute
4089 (*aarch64_be_movoi): Likewise.
4090 (*aarch64_be_movci): Likewise.
4091 (*aarch64_be_movxi): Likewise.
4093 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
4095 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
4096 It no longer does that.
4097 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
4099 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
4101 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
4102 attribute __unused__.
4104 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
4106 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
4107 * config/arm/arm.c (arm_arch_thumb1): Define.
4108 (arm_option_override): Initialize arm_arch_thumb1.
4109 * config/arm/arm.h (arm_arch_thumb1): Declare.
4110 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
4111 support Thumb-1 ISA.
4113 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
4116 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
4117 `Yv' for scalar operand.
4119 2016-05-31 Tom de Vries <tom@codesourcery.com>
4121 PR tree-optimization/69068
4122 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
4123 phis with more than two args.
4125 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
4127 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
4128 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
4131 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
4133 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
4135 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
4137 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
4138 cpu_32, cpu_64, tune_32 and tune_64.
4139 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
4141 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4143 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4145 2016-05-30 Andi Kleen <ak@linux.intel.com>
4147 * auto-profile.c (read_profile): Replace asserts with errors
4148 when file does not exist.
4149 * gcov-io.c (gcov_read_words): Dito.
4151 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4153 * tree-cfg.c (print_loop): Print likely upper bounds.
4155 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4157 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
4158 * opts.c (default_options): Enable peel loops at -O3.
4159 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
4160 (try_peel_loop): Do not re-peel already peeled loops;
4161 use likely upper bounds; fix profile updating.
4162 (pass_complete_unroll::execute): Initialize peeled_loops.
4164 2016-05-30 Martin Liska <mliska@suse.cz>
4166 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
4167 computed costs by frequency of BB they belong to.
4168 (get_scaled_computation_cost_at): New function.
4170 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
4171 Marc Glisse <marc.glisse@inria.fr>
4173 PR tree-optimization/71289
4174 * match.pd (-1 / B < A, A > -1 / B): New transformations.
4176 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4178 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
4180 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4182 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
4183 for peeled copies; avoid underflow when updating estimates; correctly
4186 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4188 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
4189 r236875. Corrected oe3 to oe2 as obvious.
4191 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4195 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
4196 that inserted stmt will not dominate stmts that defines its operand.
4197 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
4198 (rewrite_expr_tree_parallel): Likewise.
4200 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
4203 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
4204 all fields including stmt_to_insert are swapped.
4206 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4208 * predict.h (force_edge_cold): Declare.
4209 * predict.c (force_edge_cold): New function.
4210 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
4212 (canonicalize_loop_induction_variables): Fix formating.
4214 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
4216 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
4217 (visium_expand_copysign): Use gen_int_mode directly.
4218 (visium_compute_frame_size): Minor tweaks.
4220 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
4222 * tree-vect-loop.c (vect_analyze_loop_2): Use
4223 likely_max_stmt_executions_int.
4225 2016-05-30 Tom de Vries <tom@codesourcery.com>
4227 PR tree-optimization/69067
4228 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
4230 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
4233 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
4234 New peepholes to remove unneeded fild/fistp pairs.
4235 (define_peephole2 atomic_loaddi_fpu): Ditto.
4237 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4239 * predict.c (maybe_hot_frequency_p): Avoid division.
4241 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
4243 * doc/install.texi: Use https for shop.fsf.org.
4245 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4247 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
4248 likely_max_stmt_executions_int.
4250 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4252 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4253 likely_max_stmt_executions_int.
4255 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4257 * profile.c (compute_branch_probabilities): Do not report hitrates
4259 (branch_prob): Report hitrates here.
4260 * predict.c (gimple_predict_edge): Do not assert profile status;
4261 fix formatting issues.
4263 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4265 * predict.c (edge_predicted_by_p): New function.
4266 (predict_paths_for_bb): Do not put multiple predictions of the same type
4269 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4271 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
4274 2016-05-28 Alan Modra <amodra@gmail.com>
4276 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
4278 2016-05-28 Alan Modra <amodra@gmail.com>
4280 PR rtl-optimization/71275
4281 * ira.c (ira): Free dominance info.
4283 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
4285 * doc/sourcebuild.texi: New address for upstream Go repository.
4287 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
4289 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
4290 (TARGET_ARM_V7M): Likewise.
4292 2016-05-26 Jeff Law <law@redhat.com>
4294 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
4295 (thread_across_edge): Remove calls to find_jump_threads_backwards.
4296 * passes.def: Add jump threading passes before DOM/VRP.
4297 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
4298 argument to a basic block from an edge. Remove tests which are
4300 (pass_data_thread_jumps, class pass_thread_jumps): New.
4301 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
4302 (make_pass_thread_jumps): Likewise.
4303 * tree-pass.h (make_pass_thread_jumps): Declare.
4305 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
4307 * config/visium/visium-protos.h (split_double_move): Rename into...
4308 (visium_split_double_move): ...this.
4309 (visium_split_double_add): Declare.
4310 * config/visium/visium.c (split_double_move): Rename into...
4311 (visium_split_double_move): ...this.
4312 (visium_split_double_add): New function.
4313 (visium_expand_copysign): Renumber operands for consistency.
4314 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
4315 (DFmode move splitter): Likewise.
4316 (*addi3_insn): Split by means of visium_split_double_add.
4317 (*adddi3_insn_flags): Delete.
4318 (*plus_plus_sltu<subst_arith>): New insn.
4319 (*subdi3_insn): Split by means of visium_split_double_add.
4320 (subdi3_insn_flags): Delete.
4321 (*minus_minus_sltu<subst_arith>): New insn.
4322 (*negdi2_insn): Split by means of visium_split_double_add.
4323 (*negdi2_insn_flags): Delete.
4325 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
4327 * configure.ac: Treat a --with-headers option without argument
4328 the same as the default (i.e. consult sys-include directory).
4329 * configure: Regenerate.
4331 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4333 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
4334 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
4336 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
4337 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
4339 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4342 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
4343 tree-stdarg analysis results.
4344 (aarch64_setup_incoming_varargs): Likewise.
4346 2016-05-27 Jiong Wang <jiong.wang@arm.com>
4348 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
4349 va_list_gpr_counter_field and va_list_fpr_counter_field.
4351 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
4354 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
4355 * config/aarch64/aarch64.c
4356 (aarch64_cannot_change_mode_class): Remove function.
4357 * config/aarch64/aarch64-protos.h
4358 (aarch64_cannot_change_mode_class): Remove.
4360 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
4362 * cfgloop.c (record_niter_bound): Record likely upper bounds.
4363 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
4364 get_likely_max_loop_iterations_int): New.
4365 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
4366 any_likely_upper_bound.
4367 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
4369 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
4370 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
4372 (unroll_loop_constant_iterations): Likewise.
4373 (unroll_loop_runtime_iterations): Likewise.
4374 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
4375 * lto-streamer-out.c (output_cfg): Likewise.
4376 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
4378 (canonicalize_loop_induction_variables): Dump likely upper bounds.
4379 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
4380 (likely_max_loop_iterations): New.
4381 (likely_max_loop_iterations_int): New.
4382 (likely_max_stmt_executions): New.
4383 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
4384 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
4385 likely_max_stmt_executions): Declare.
4387 2016-05-27 Marek Polacek <polacek@redhat.com>
4390 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
4392 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4394 * config/s390/s390.md (2x risbg splitters): Use
4395 reg_overlap_mentioned_p instead of rtx_equal_p.
4397 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4399 * combine.c (make_compound_operation): Take known zero bits into
4400 account when checking for possible zero_extend.
4402 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4404 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
4405 Use const_int_operand for operand 2 predicate. Simplify expand code
4408 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
4411 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
4414 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4416 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
4417 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
4418 that returns CC_SESWPmode and CC_ZESWPmode.
4419 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
4421 (aarch64_rtx_costs): Likewise.
4423 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
4425 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
4426 for ISA 3.0 min/max support.
4427 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
4428 conditional move support.
4429 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
4430 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
4432 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
4433 conditional moves where the comparison type is different from move
4435 (fp_minmax): New code iterator for smin/smax.
4436 (minmax): New code attributes for min/max.
4437 (SMINMAX): Likewise.
4438 (smax<mode>3): Combine min, max insns into one insn using the
4439 fp_minmax code iterator. Add support for ISA 3.0 min/max
4440 instructions that don't need -ffast-math.
4441 (s<minmax><mode>3): Likewise.
4442 (smax<mode>3_vsx): Likewise.
4443 (smin<mode>3): Likewise.
4444 (s<minmax><mode>3_vsx): Likewise.
4445 (smin<mode>3_vsx): Likewise.
4446 (pre-VSX min/max splitters): Likewise.
4447 (s<minmax><mode>3_fpr): Likewise.
4448 (movsfcc): Rewrite floating point conditional moves to combine
4449 SFmode/DFmode into a single insn.
4450 (mov<mode>cc): Likewise.
4451 (movdfcc): Likewise.
4452 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
4453 SFDF2 iterators to handle all combinations.
4454 (fseldfsf4): Likewise.
4455 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
4456 (fseldfdf4): Likewise.
4457 (fselsfdf4): Likewise.
4458 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
4459 comparison instructions that set a 0/-1 mask, and use it for
4460 floating point conditional move via XXSEL.
4461 (fpmask<mode>): Likewise.
4462 (xxsel<mode>): Likewise.
4463 * config/rs6000/predicates.md (min_max_operator): Delete, no
4465 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
4466 instructions that generate a 0/-1 mask for use with XXSEL.
4467 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
4468 say whether floating point min/max is available, either through
4469 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
4470 (TARGET_MINMAX_DF): Likewise.
4472 2016-05-27 Alan Modra <amodra@gmail.com>
4474 PR rtl-optimization/71275
4475 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
4476 for update_equiv_regs and combine_and_move_insns.
4478 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
4480 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
4481 if_then_else or cond RTXes to calculate attribute value.
4482 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
4483 <attr "length_immediate>: Ditto.
4484 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
4485 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
4486 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
4487 <attr "type">: Ditto.
4488 <attr "prefix_data16">: Ditto.
4489 <attr "prefix_extra">: Ditto.
4490 <attr "length_immediate">: Ditto.
4491 <attr "prefix">: Ditto.
4492 (vec_set<mode>_0) <attr "isa">: Ditto.
4493 <attr "prefix_extra">: Ditto.
4494 <attr "length_immediate">: Ditto.
4495 <attr "prefix">: Ditto.
4496 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
4497 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
4498 (sse2_storelpd) <attr "prefix_data16">: Ditto.
4499 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
4500 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
4501 <attr "length_immediate">: Ditto.
4502 <attr "prefix">: Ditto.
4503 (sse2_movsd) <attr "length_immediate">: Ditto.
4504 <attr "prefix">: Ditto.
4505 (vec_concatv2df) <attr "isa">: Ditto.
4506 <attr "prefix">: Ditto.
4507 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
4508 (*vec_extractv2di_1) <attr "isa">: Ditto.
4509 <attr "type">: Ditto.
4510 <attr "length_immediate">: Ditto.
4511 <attr "prefix_rex">: Ditto.
4512 <attr "prefix_extra">: Ditto.
4513 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
4514 <attr "prefix_extra">: Ditto.
4515 <attr "length_immediate">: Ditto.
4516 (vec_concatv2di) <attr "isa">: Ditto.
4517 <attr "prefix_extra">: Ditto.
4518 <attr "length_immediate">: Ditto.
4519 <attr "prefix">: Ditto.
4521 2016-05-26 Martin Liska <mliska@suse.cz>
4523 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
4525 (operator+): Likewise.
4526 (operator-): Likewise.
4527 (comp_cost::operator+=): Likewise.
4528 (comp_cost::operator-=): Likewise.
4529 (comp_cost::operator/=): Likewise.
4530 (comp_cost::operator*=): Likewise.
4531 (operator<): Likewise.
4532 (operator==): Likewise.
4533 (operator<=): Likewise.
4535 (infinite_cost_p): Likewise.
4536 (add_costs): Likewise.
4537 (sub_costs): Likewise.
4538 (compare_costs): Likewise.
4539 (set_group_iv_cost): Use the newly introduced functions.
4540 (get_address_cost): Likewise.
4541 (get_shiftadd_cost): Likewise.
4542 (force_expr_to_var_cost): Likewise.
4543 (split_address_cost): Likewise.
4544 (ptr_difference_cost): Likewise.
4545 (difference_cost): Likewise.
4546 (get_computation_cost_at): Likewise.
4547 (determine_group_iv_cost_generic): Likewise.
4548 (determine_group_iv_cost_address): Likewise.
4549 (determine_group_iv_cost_cond): Likewise.
4550 (autoinc_possible_for_pair): Likewise.
4551 (determine_group_iv_costs): Likewise.
4552 (cheaper_cost_pair): Likewise.
4553 (iv_ca_recount_cost): Likewise.
4554 (iv_ca_set_no_cp): Likewise.
4555 (iv_ca_set_cp): Likewise.
4556 (iv_ca_cost): Likewise.
4557 (iv_ca_new): Likewise.
4558 (iv_ca_dump): Likewise.
4559 (iv_ca_narrow): Likewise.
4560 (iv_ca_prune): Likewise.
4561 (iv_ca_replace): Likewise.
4562 (try_add_cand_for): Likewise.
4563 (try_improve_iv_set): Likewise.
4564 (find_optimal_iv_set): Likewise.
4566 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
4568 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
4569 that internal functions will clobber all caller-saved registers.
4571 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4573 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
4574 Return a better case_values_threshold when optimizing.
4576 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
4578 * config/aarch64/aarch64-simd.md (aarch64_combinez):
4579 Add ? to integer variant.
4580 (aarch64_combinez_be): Likewise.
4582 2016-05-26 Jakub Jelinek <jakub@redhat.com>
4584 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
4585 instead of x constraint.
4586 (vcvtps2ph256<mask_name>): Likewise.
4588 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
4589 alternative. Formatting fix.
4591 * config/i386/sse.md
4592 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
4594 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
4595 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
4596 maybe_evex prefix instead of vex.
4597 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
4598 EXT_REX_SSE_REG_P (op0) case in the splitter.
4600 2016-05-25 Jeff Law <law@redhat.com>
4602 PR tree-optimization/71272
4603 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
4604 Update comments. Add test for empty path.
4606 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4608 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
4609 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
4610 special case builtin.
4611 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
4612 code for ALTIVEC_BUILTIN_VEC_CMPNE.
4613 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
4614 for __builtin_vec_cmpne.
4616 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
4618 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
4619 redundant test and bail out if the type of the new operand is not
4620 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
4622 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4624 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
4625 (x_ix86_target_flags_explicit): Remove.
4626 * config/i386/i386.c (ix86_function_specific_save): Do not copy
4627 x_ix86_target_flags_explicit.
4628 (ix86_function_specific_restore): Ditto.
4630 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
4631 H.J. Lu <hongjiu.lu@intel.com>
4634 * common/config/i386/i386-common.c
4635 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
4636 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
4637 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
4638 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
4639 (-mgeneral-regs-only): Add new option.
4640 * config/i386/i386.c (ix86_option_override_internal): Don't enable
4641 x87 instructions if only general registers are allowed.
4642 (ix86_target_string): Add ix86_flags argument. Handle additional
4643 flags options through ix86_flags argument. Update all callers.
4644 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
4646 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4648 PR rtl-optimization/66940
4649 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
4650 decrementing desired_val will not overflow before performing these
4653 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
4655 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
4656 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
4657 * config/i386/i386.c (enum ix86_builtins): Add
4658 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
4659 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
4660 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
4661 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
4662 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
4663 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
4664 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
4665 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
4666 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
4667 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
4668 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
4669 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
4670 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
4671 __builtin_ia32_cvtps2dq512_mask.
4672 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
4673 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
4674 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
4675 * config/i386/sse.md
4676 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
4678 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
4679 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
4681 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
4682 (avx512f_vec_pack_sfix_v8df): New define_expand.
4683 (avx512f_roundpd512): Rename to ...
4684 (avx512f_round<castmode>512): ... this. Change iterator.
4685 (avx512f_roundps512_sfix): New define_expand.
4686 (round<mode>2_sfix): Change iterator.
4688 2016-05-25 Nick Clifton <nickc@redhat.com>
4690 * config/msp430/msp430.c (msp430_attr): Produce an error if a
4691 static interrupt handler is detected.
4692 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
4693 default linker script.
4694 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
4695 the low part of a symbolic pointer.
4697 2016-05-25 Richard Biener <rguenther@suse.de>
4699 PR tree-optimization/71261
4700 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
4701 interesting stmt instead of immediate uses when looking
4702 for the use operand to replace.
4704 2016-05-25 Martin Liska <mliska@suse.cz>
4706 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
4708 2016-05-25 Richard Biener <rguenther@suse.de>
4710 PR tree-optimization/71264
4711 * tree-vect-stmts.c (vect_init_vector): Properly deal with
4714 2016-05-25 Martin Liska <mliska@suse.cz>
4716 PR tree-optimization/71239
4717 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
4718 if DECL_SIZE is NULL.
4720 2016-05-25 Richard Biener <rguenther@suse.de>
4722 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
4723 * tree-if-conv.c (pass_data_if_conversion): Use it.
4725 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
4727 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
4728 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
4729 * varpool.c (varpool_node::get_availability): Likewise.
4731 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4733 * config/rs6000/altivec.md (VNEG iterator): New iterator for
4734 VNEGW/VNEGD instructions.
4735 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
4736 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
4737 support for ISA 3.0 VNEGW/VNEGD instructions.
4739 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
4741 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
4742 pointers inside OACC_DATA regions.
4743 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
4744 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
4745 (gimplify_adjust_omp_clauses): Fix typo in comment.
4747 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4749 * config/rs6000/altivec.md (VParity): New mode iterator for vector
4750 parity built-in functions.
4751 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
4753 (p9v_parity<mode>2): Likewise.
4754 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
4756 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
4757 (parity<mode>2): ISA 3.0 expander for vector parity.
4758 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
4760 (BU_P9_64BIT_MISC_0): Likewise.
4761 (BU_P9_MISC_0): Likewise.
4762 (BU_P9V_AV_1): Likewise.
4763 (BU_P9V_AV_2): Likewise.
4764 (BU_P9V_AV_3): Likewise.
4765 (BU_P9V_AV_P): Likewise.
4766 (BU_P9V_VSX_1): Likewise.
4767 (BU_P9V_OVERLOAD_1): Likewise.
4768 (BU_P9V_OVERLOAD_2): Likewise.
4769 (BU_P9V_OVERLOAD_3): Likewise.
4770 (VCTZB): Add vector count trailing zeros support.
4774 (VPRTYBD): Add vector parity support.
4775 (VPRTYBQ): Likewise.
4776 (VPRTYBW): Likewise.
4777 (VCTZ): Add overloaded vector count trailing zeros support.
4778 (VPRTYB): Add overloaded vector parity support.
4779 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
4780 overloaded vector count trailing zeros and parity instructions.
4781 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
4782 vector parity support.
4783 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
4784 trailing zeros support.
4785 (vec_cntlz): Likewise.
4786 (vec_vctzb): Likewise.
4787 (vec_vctzd): Likewise.
4788 (vec_vctzh): Likewise.
4789 (vec_vctzw): Likewise.
4790 (vec_vprtyb): Add ISA 3.0 vector parity support.
4791 (vec_vprtybd): Likewise.
4792 (vec_vprtybw): Likewise.
4793 (vec_vprtybq): Likewise.
4794 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4795 the ISA 3.0 vector count trailing zeros and vector parity built-in
4798 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4800 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
4801 when there is stmt_to_insert.
4803 2016-05-24 Martin Sebor <msebor@redhat.com>
4806 * tree.h (complete_or_array_type_p): New inline function.
4808 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4810 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
4811 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
4812 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
4814 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
4815 Limit 1st alternative to noavx isa, split 2nd alternative into one
4816 noavx and one avx alternative, use *x and Bm in the former and
4817 x and m in the latter.
4819 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
4820 of sse4 for the first alternative, drop %v from the template
4821 and d operand modifier. Split second alternative into one sse4_noavx
4822 and one avx alternative, use *x instead of *v in the former and v
4823 instead of *v in the latter.
4824 (*sse4_1_extractps): Use noavx isa instead of * for the first
4825 alternative, drop %v from the template. Split second alternative into
4826 one noavx and one avx alternative, use *x instead of *v in the
4827 former and v instead of *v in the latter.
4828 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
4829 with noavx and the last one with avx.
4830 (sse4_1_phminposuw): Guard first alternative with noavx isa,
4831 split the second one into one noavx and one avx alternative,
4832 use *x and Bm in the former and x and m in the latter one.
4833 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
4836 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
4837 first two alternatives to noavx, use *x instead of *v in the second
4838 one, add avx alternative without *.
4839 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
4840 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
4841 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
4843 2016-05-24 Jeff Law <law@redhat.com>
4845 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
4846 New function, extracted from...
4847 (fsm_find_control_statement_thread_paths): Here. Use the new function.
4848 Allow simple copies and constant initializations in the SSA chain.
4850 2016-05-24 Marek Polacek <polacek@redhat.com>
4853 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
4856 2016-05-24 Jakub Jelinek <jakub@redhat.com>
4859 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
4860 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
4861 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
4862 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
4863 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
4865 2016-05-24 Richard Biener <rguenther@suse.de>
4867 PR tree-optimization/71240
4868 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
4871 2016-05-24 Richard Biener <rguenther@suse.de>
4873 PR tree-optimization/71230
4874 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
4876 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4878 * tree-vectorizer.h (vectorizable_comparison): Delete.
4879 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
4880 PURE_SLP_STMT check.
4881 * tree-vect-stmts.c (vectorizable_call): Likewise.
4882 (vectorizable_simd_clone_call): Likewise.
4883 (vectorizable_conversion): Likewise.
4884 (vectorizable_assignment): Likewise.
4885 (vectorizable_shift): Likewise.
4886 (vectorizable_operation): Likewise.
4887 (vectorizable_load): Likewise.
4888 (vectorizable_condition): Likewise.
4889 (vectorizable_store): Likewise. Assert that we don't have
4891 (vectorizable_comparison): Make static. Remove redundant
4892 PURE_SLP_STMT check.
4893 (vect_transform_stmt): Assert that we always have an slp_node
4896 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4898 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
4899 operands[2] against 1 with comparison against CONST1_RTX.
4900 (<shift>di3_neon): Likewise.
4901 * config/arm/predicates.md (const0_operand): Replace with comparison
4904 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4906 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
4907 operands[2] against 1 with comparison against CONST1_RTX.
4908 (ashrdi3): Likewise.
4909 (lshrdi3): Likewise.
4910 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
4912 (ashrsi3): Likewise.
4913 (lshrsi3): Likewise.
4914 (rotrsi3): Likewise.
4915 (define_split above *compareqi_eq0): Likewise.
4916 (define_split above "prologue"): Likewise.
4917 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
4918 * config/arm/predicates.md (shift_operator): Likewise.
4919 (shift_nomul_operator): Likewise.
4920 (sat_shift_operator): Likewise.
4921 (thumb1_cmp_operand): Likewise.
4922 (const_neon_scalar_shift_amount_operand): Replace manual range
4923 check with IN_RANGE.
4924 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
4925 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
4927 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4929 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
4930 with HOST_WIDE_INT_1.
4932 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
4933 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
4934 (arm_canonicalize_comparison): Likewise.
4935 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
4937 (thumb1_size_rtx_costs): Likewise.
4938 (vfp_const_double_index): Replace cast of 1 to unsigned
4939 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4940 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
4942 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
4943 HOST_WIDE_INT with HOST_WIDE_INT_1U.
4944 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
4945 HOST_WIDE_INT with HOST_WIDE_INT_1.
4947 2016-05-24 Marek Polacek <polacek@redhat.com>
4949 * tree-cfg.h (should_remove_lhs_p): New predicate.
4950 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
4951 * gimplify.c (gimplify_modify_expr): Likewise.
4952 * tree-cfg.c (verify_gimple_call): Likewise.
4953 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
4954 * gimple-fold.c: Include "tree-cfg.h".
4955 (gimple_fold_call): Use should_remove_lhs_p.
4957 2016-05-24 Richard Biener <rguenther@suse.de>
4959 PR tree-optimization/71253
4960 * cfganal.h (control_dependences): Make robust against edge
4962 (control_dependences::control_dependences): Remove edge_list argument.
4963 (control_dependences::get_edge): Remove.
4964 (control_dependences::get_edge_src): Add.
4965 (control_dependences::get_edge_dest): Likewise.
4966 (control_dependences::m_el): Make a vector of edge src/dest index.
4967 * cfganal.c (control_dependences::find_control_dependence): Adjust.
4968 (control_dependences::control_dependences): Likewise.
4969 (control_dependences::~control_dependence): Likewise.
4970 (control_dependences::get_edge): Remove.
4971 (control_dependences::get_edge_src): Add.
4972 (control_dependences::get_edge_dest): Likewise.
4973 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
4975 (perform_tree_ssa_dce): Adjust.
4976 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
4978 (pass_loop_distribution::execute): Adjust. Do loop destroying
4979 conditional on changed.
4981 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4984 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
4985 return. Reindent transformation comment and mention the ARM state
4988 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
4991 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
4992 after build_and_add_sum creates new use stmt.
4994 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
4996 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
4997 load_lanes/grouped_load classification comes first. Don't check
4998 whether the vectorization factor is a multiple of the group size
5001 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
5003 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
5004 GROUP_GAP for single-element interleaving.
5005 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
5008 2016-05-24 Richard Biener <rguenther@suse.de>
5012 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
5013 bases which are accessed with non-invariant indices.
5014 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
5015 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
5017 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
5020 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
5021 (add_to_ops_vec): Add stmt_to_insert.
5022 (add_repeat_to_ops_vec): Init stmt_to_insert.
5023 (insert_stmt_before_use): New.
5024 (transform_add_to_multiply): Remove mult_stmt insertion and add it
5026 (get_ops): Init stmt_to_insert.
5027 (maybe_optimize_range_tests): Likewise.
5028 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
5029 (rewrite_expr_tree_parallel): Likewise.
5030 (reassociate_bb): Likewise.
5032 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5035 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
5036 ISA 3.0 xxperm fusion alternative.
5037 (altivec_vperm_v8hiv16qi): Likewise.
5038 (altivec_vperm_<mode>_uns_internal): Likewise.
5039 (vperm_v8hiv4si): Likewise.
5040 (vperm_v16qiv8hi): Likewise.
5042 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
5043 Kelvin Nilsen <kelvin@gcc.gnu.org>
5045 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
5046 vpermr/xxpermr on ISA 3.0.
5047 (altivec_expand_vec_perm_le): Likewise.
5048 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
5049 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
5052 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
5054 * config/i386/i386.h (IS_STACK_MODE): Enable for
5055 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
5056 SSE_FLOAT_MODE_P macros.
5057 * config/i386/i386.c (ix86_preferred_reload_class): Use
5058 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
5059 Cleanup regclass processing for CONST_DOUBLE_P.
5060 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
5061 (ix86_rtx_costs): Remove redundant TARGET_80387 check
5062 with IS_STACK_MODE macro.
5063 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
5065 (*movdf_internal): Use IS_STACK_MODE macro.
5066 (*movsf_internal): Ditto.
5068 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
5070 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
5071 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
5073 2016-05-23 Jeff Law <law@redhat.com>
5075 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
5077 (fsm_find_control_statement_thread_paths): Call it.
5079 2016-05-23 Martin Jambor <mjambor@suse.cz>
5082 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
5083 from_global_constant if t is not NULL.
5085 2016-05-23 Marek Polacek <polacek@redhat.com>
5088 * common.opt (Wswitch-unreachable): New option.
5089 * doc/invoke.texi: Document -Wswitch-unreachable.
5090 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
5093 2016-05-23 Bin Cheng <bin.cheng@arm.com>
5095 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
5096 TMR_INDEX is non-NULL.
5098 2016-05-23 Richard Biener <rguenther@suse.de>
5100 PR tree-optimization/71230
5101 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
5102 (try_special_add_to_ops): ... here. Always test for single-use.
5104 2016-05-23 Martin Jambor <mjambor@suse.cz>
5106 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
5107 default block if a PHI node in the original one would be resized.
5109 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
5111 PR tree-optimization/58135
5112 * tree-vect-slp.c: When group size is not multiple
5113 of vector size, allow splitting of store group at
5116 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
5118 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
5120 2016-05-22 Jakub Jelinek <jakub@redhat.com>
5122 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
5123 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
5124 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
5127 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
5128 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
5129 v constraint instead of x and vinserti32x4 insn.
5131 * config/i386/sse.md (i128vldq): New mode iterator.
5132 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
5133 avx512dq and avx512vl alternatives.
5135 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
5136 constraint, use maybe_evex prefix instead of vex.
5137 (vec_dupv4sf): Use v constraint instead of x for output
5138 operand except for noavx alternative, use Yv constraint
5139 instead of x for input. Use maybe_evex prefix instead of vex.
5140 (*vec_dupv4si): Likewise.
5141 (*vec_dupv2di): Likewise.
5143 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
5146 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
5147 (linearize_expr_tree): Call try_special_add_to_ops.
5148 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
5150 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
5152 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
5153 to computed stack_usage.
5155 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
5158 * config/avr/avr.md (define_expand "mov<mode>"): If the source
5159 operand is subreg (symbol_ref) then move the symbol ref to register.
5161 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
5163 * tree.c (array_at_struct_end_p): Look through MEM_REF.
5165 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
5168 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
5171 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5173 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
5174 ranges by calling get_single_symbol and tidy up. Look more closely
5175 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
5177 2016-05-20 Jeff Law <law@redhat.com>
5179 * bitmap.c (bitmap_find_bit): Remove useless test.
5181 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
5183 * function.c (thread_prologue_and_epilogue_insns): Commit the
5184 insertion of the epilogue.
5186 2016-05-20 Martin Jambor <mjambor@suse.cz>
5188 PR tree-optimization/70884
5189 * tree-sra.c (initialize_constant_pool_replacements): Do not check
5190 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
5191 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
5192 of constant pool data as a reason for scalarization.
5194 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
5196 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
5197 for naked functions.
5198 (thumb1_expand_prologue): Likewise.
5200 2016-05-20 Nathan Sidwell <nathan@acm.org>
5202 * config/nvptx/nptx.c (nvptx_option_override): Only set
5203 flag_toplevel_reorder, if not explicitly specified. Set
5204 flag_no_common, unless explicitly specified.
5206 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5208 * calls.c (can_implement_as_sibling_call_p): Mark param
5209 reg_parm_stack_space with ATTRIBUTE_UNUSED.
5211 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
5213 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
5214 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
5215 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
5217 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
5218 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
5221 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
5223 * config/nvptx/nvptx.md (sincossf3): New pattern.
5225 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5227 * calls.c (maybe_complain_about_tail_call): New function.
5228 (initialize_argument_information): Call
5229 maybe_complain_about_tail_call when clearing *may_tailcall.
5230 (can_implement_as_sibling_call_p): Call
5231 maybe_complain_about_tail_call when returning false.
5232 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
5233 ensure try_tail_call is set. Call maybe_complain_about_tail_call
5234 if tail-call optimization fails.
5235 * cfgexpand.c (expand_call_stmt): Initialize
5236 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
5237 * gimple-pretty-print.c (dump_gimple_call): Dump
5238 gimple_call_must_tail_p.
5239 * gimple.c (gimple_build_call_from_tree): Call
5240 gimple_call_set_must_tail with the value of
5241 CALL_EXPR_MUST_TAIL_CALL.
5242 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
5243 (gimple_call_set_must_tail): New function.
5244 (gimple_call_must_tail_p): New function.
5245 * print-tree.c (print_node): Update printing of TREE_STATIC
5246 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
5247 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
5248 trailing comment listing applicable flags.
5249 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
5251 2016-05-20 David Malcolm <dmalcolm@redhat.com>
5253 * calls.c (expand_call): Move "Rest of purposes for tail call
5254 optimizations to fail" to...
5255 (can_implement_as_sibling_call_p): ...this new function, and
5256 split into multiple "if" statements.
5258 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5260 * cfgloop.h (expected_loop_iterations_unbounded,
5261 expected_loop_iterations): Unconstify.
5262 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
5263 profile with known upper bound; return 3 when profile is absent.
5264 (expected_loop_iterations): Update.
5266 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5268 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
5269 and get_max_loop_iterations_int.
5271 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
5273 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
5274 realistic upper bounds here.
5276 2016-05-20 Jakub Jelinek <jakub@redhat.com>
5279 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
5280 calls if the LHS is variable length or has addressable type.
5281 If targets[0]->decl is a noreturn call with void return type and
5282 zero arguments, adjust fntype and remove lhs in that case.
5284 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
5286 PR tree-optimization/71079
5287 PR tree-optimization/71206
5288 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
5290 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5292 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
5293 (get_vec_alignment_for_array_decl): Likewise.
5294 (get_vec_alignment_for_record_decl): Likewise.
5295 (increase_alignment::execute): Move code to find alignment to
5296 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
5297 (type_align_map): New hash_map.
5299 2016-05-20 Richard Guenther <rguenther@suse.de>
5301 PR tree-optimization/29756
5302 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
5303 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
5304 * fold-const.c (operand_equal_p): Likewise.
5305 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
5306 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
5307 * tree-inline.c (estimate_operator_cost): Likewise.
5308 * tree-pretty-print.c (dump_generic_node): Likewise.
5309 * tree-ssa-operands.c (get_expr_operands): Likewise.
5310 * cfgexpand.c (expand_debug_expr): Likewise.
5311 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
5312 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
5313 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
5314 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
5315 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
5316 (execute_update_addresses_taken): Do it.
5318 2016-05-20 Richard Biener <rguenther@suse.de>
5320 PR tree-optimization/71185
5321 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
5322 register operations.
5324 2016-05-20 Richard Biener <rguenther@suse.de>
5326 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
5327 gimple_seq_add_seq_without_update.
5328 (release_bb_predicate): Assert we have no operands to free.
5329 (if_convertible_loop_p_1): Calculate post dominators later.
5330 Do not free BB predicates here.
5331 (combine_blocks): Do not recompute BB predicates.
5332 (version_loop_for_if_conversion): Save BB predicates around
5335 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5337 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
5338 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
5339 code. Ignore sibcalls on EDGE_IGNORE edges.
5340 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
5341 on edges for sibcalls that run without prologue. The rest of the
5342 function is combined from...
5343 (fix_fake_fallthrough_edge): ... this, and ...
5344 (try_shrink_wrapping): ... a part of this. Remove the bb_with
5345 function argument, make it a local variable.
5347 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
5349 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
5350 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
5351 for 32-bit mode and SEH for 64-bit.
5352 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
5353 TARGET_64BIT_DEFAULT.
5355 2016-05-19 Ryan Burn <contact@rnburn.com>
5357 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
5358 * gengtype.c (open_base_files): Add cilk.h to ifiles.
5360 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
5362 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
5363 force pending loads from memory.
5365 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
5367 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
5368 (UNSPEC_DARN_32): New unspec constant.
5369 (UNSPEC_DARN_RAW): New unspec constant.
5370 (darn_32): New instruction.
5371 (darn_raw): New instruction.
5372 (darn): New instruction.
5373 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
5374 support and documentation for this macro.
5375 (BU_P9_MISC_1): New macro definition.
5376 (BU_P9_64BIT_MISC_0): New macro definition.
5377 (BU_P9_MISC_0): New macro definition.
5378 (darn_32): New builtin definition.
5379 (darn_raw): New builtin definition.
5380 (darn): New builtin definition.
5381 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
5382 RS6000_BUILTIN_0 directives to surround each occurrence of
5383 #include "rs6000-builtin.def".
5384 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
5385 RS6000_BTM_64BIT flags to the returned mask, depending on
5387 (def_builtin): Correct an error in the assignments made to the
5388 debugging variable attr_string.
5389 (rs6000_expand_builtin): Add support for no-operand built-in
5391 (builtin_function_type): Remove fatal_error assertion that is no
5393 (rs6000_common_init_builtins): Add support for no-operand built-in
5395 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
5397 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
5399 (RS6000_BTM_64BIT): New macro definition.
5400 * doc/extend.texi: Document __builtin_darn (void),
5401 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
5404 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
5406 * tree-vect-loop.c (vect_analyze_loop_2): Use also
5407 max_loop_iterations_int.
5409 2016-05-19 Marek Polacek <polacek@redhat.com>
5411 PR tree-optimization/71031
5412 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
5413 condition and adjust the code a bit.
5415 2016-05-19 Martin Liska <mliska@suse.cz>
5417 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
5418 auto_vec instead of vec.
5420 2016-05-19 Martin Liska <mliska@suse.cz>
5422 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
5424 2016-05-19 Martin Liska <mliska@suse.cz>
5426 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
5428 2016-05-19 Martin Liska <mliska@suse.cz>
5430 * ipa-pure-const.c (set_function_state): Remove an existing
5432 (remove_node_data): Do not free it as it's released
5433 in set_function_state.
5435 2016-05-19 Martin Liska <mliska@suse.cz>
5437 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
5440 2016-05-19 Martin Liska <mliska@suse.cz>
5442 * omp-simd-clone.c (simd_clone_adjust): Release vector.
5444 2016-05-19 Martin Liska <mliska@suse.cz>
5446 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
5447 an auto_vec instead of re-creating it.
5449 2016-05-19 Martin Liska <mliska@suse.cz>
5451 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
5452 auto_vec instead of vec.
5454 2016-05-19 Martin Liska <mliska@suse.cz>
5456 * lto-section-in.c (lto_get_section_data): Call
5457 lto_check_version with additional argument.
5458 * lto-streamer.c (lto_check_version): Add new argument.
5459 * lto-streamer.h (lto_check_version): Likewise.
5461 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5463 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
5464 Don't add cost of inner memory when handling sign-extended loads.
5466 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
5468 PR rtl-optimization/71148
5469 * cse.c (cse_main): Free dominance info.
5470 (rest_of_handle_cse): Don't free dominance info.
5471 (rest_of_handle_cse2): Likewise.
5472 (rest_of_handle_cse_after_global_opts): Likewise.
5474 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5477 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
5478 NULL_TREE early if NEON is not available. Remove now redundant check
5479 in ARM_CHECK_BUILTIN_MODE.
5481 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
5484 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
5485 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
5486 * doc/cpp.texi: Document new macros.
5488 2016-05-19 Bin Cheng <bin.cheng@arm.com>
5490 PR tree-optimization/69848
5491 * tree-vect-loop.c (vectorizable_reduction): Don't factor
5492 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
5494 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
5496 * function.c (thread_prologue_and_epilogue_insn): Move the
5497 "goto epilogue_done" one block later.
5499 2016-05-19 Richard Biener <rguenther@suse.de>
5501 PR tree-optimization/70729
5502 * passes.def: Move LIM pass before PRE. Remove no longer
5503 required copyprop and move first DCE out of the loop pipeline.
5505 2016-05-18 David Malcolm <dmalcolm@redhat.com>
5508 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
5509 (OBJS-libcommon-target): ...here.
5510 * opts-common.c: Include spellcheck.h.
5511 (cmdline_handle_error): Build a vec of valid options and use it
5512 to suggest provide hints for misspelled arguments.
5514 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5517 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
5518 lhs if it has TREE_ADDRESSABLE type.
5520 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
5523 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
5524 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
5526 2016-05-18 Martin Jambor <mjambor@suse.cz>
5529 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
5530 input for NOP_EXPR pass-through functions.
5531 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
5532 aggregate global constant VAR_DECLs in constant jump functions.
5534 2016-05-18 Martin Jambor <mjambor@suse.cz>
5537 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
5538 from TREE_READONLY parameters.
5540 2016-05-18 Martin Jambor <mjambor@suse.cz>
5543 * cgraph.h (cgraph_indirect_call_info): New field
5544 guaranteed_unmodified.
5545 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
5546 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5548 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
5549 pass the parameter value to ipa_find_agg_cst_for_param.
5550 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
5551 guaranteed_unmodified, store AA results there instead of bailing out
5553 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
5554 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
5555 (find_constructor_constant_at_offset): New function.
5556 (ipa_find_agg_cst_from_init): Likewise.
5557 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
5558 static initializers of contants, report back through a new paameter
5559 from_global_constant if that was the case.
5560 (try_make_edge_direct_simple_call): Also pass parameter value to
5561 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
5563 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
5564 (ipa_read_indirect_edge_info): Likewise.
5565 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
5566 (ipa_load_from_parm_agg): Likewise.
5568 2016-05-18 Jiong Wang <jiong.wang@arm.com>
5570 PR rtl-optimization/71150
5571 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
5574 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5577 * config/rs6000/constraints.md (wE constraint): New constraint
5578 for a vector constant that can be loaded with XXSPLTIB.
5579 (wM constraint): New constraint for a vector constant of a 1's.
5580 (wS constraint): New constraint for a vector constant that can be
5581 loaded with XXSPLTIB and a vector sign extend instruction.
5582 * config/rs6000/predicates.md (xxspltib_constant_split): New
5583 predicates for wE/wS constraints.
5584 (xxspltib_constant_nosplit): Likewise.
5585 (easy_vector_constant): Add support for constants that can be
5586 loaded via XXSPLTIB.
5587 (all_ones_constant): New predicate for vector constant with all
5589 (splat_input_operand): Add support for ISA 3.0 word splat operations.
5590 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
5591 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
5592 instruction and possibly with a sign extension.
5593 (output_vec_const_move): Add support for XXSPLTIB. If we are
5594 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
5595 instead of XXLXOR/XXLORC.
5596 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
5598 (rs6000_legitimize_reload_address): Likewise.
5599 (rs6000_output_move_128bit): Use output_vec_const_move to emit
5601 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
5602 combine VSX_M and VSX_M2 into one iterator.
5604 (VSINT_84): New iterators for loading constants with XXSPLTIB.
5605 (VSINT_842): Likewise.
5606 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
5607 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
5608 XXSPLTIB instruction.
5609 (xxspltib_<mode>_nosplit): Likewise.
5610 (xxspltib_<mode>_split): New insn to load up constants with
5611 XXSPLTIB and a sign extend instruction.
5612 (vsx_mov<mode>): Replace single move that handled all vector types
5613 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
5614 moves (when -mvsx-timode is in effect) into the main vector
5615 moves. Eliminate separate moves for <VSr> <VSa>, where the
5616 preferred register class (<VSr>) is listed first, and the
5617 secondary register class (<VSa>) is listed second with a '?' to
5618 discourage use. Prefer loading 0/-1 in any VSX register for ISA
5619 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
5620 that if the register was involved in a slow operation, the
5621 clear/set operation does not wait for the slow operation to
5622 finish. Adjust the length attributes for 32-bit mode. Use
5623 rs6000_output_move_128bit and drop the use of the string
5624 instructions for 32-bit movti when -mvsx-timode is in effect. Use
5625 spacing so that the alternatives and attributes don't generate
5626 long lines, and put things in columns, so that it is easier to
5627 match up the operands and attributes with the insn alternatives.
5628 (vsx_mov<mode>_64bit): Likewise.
5629 (vsx_mov<mode>_32bit): Likewise.
5630 (vsx_movti_64bit): Fold movti into normal vector moves.
5631 (vsx_movti_32bit): Likewise.
5632 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
5634 (vsx_splat_v4si_internal): Likewise.
5635 (vsx_splat_v4sf_internal): Likewise.
5636 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
5637 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
5638 extend vector elements.
5639 (vsx_sign_extend_hi_<mode>): Likewise.
5640 (vsx_sign_extend_si_v2di): Likewise.
5641 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
5643 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
5644 constraints. Add trailing period to wL documentation.
5646 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
5649 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
5650 * tree-dfa.c (replace_abnormal_ssa_names): New function.
5651 * tree-call-cdce.c: Include tree-dfa.h.
5652 (can_guard_call_p): New function, extracted from...
5653 (can_use_internal_fn): ...here.
5654 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
5656 (shrink_wrap_one_built_in_call): Likewise.
5657 (use_internal_fn): Likewise.
5658 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
5659 and return void. Call replace_abnormal_ssa_names.
5660 (pass_call_cdce::execute): Check can_guard_call_p during the
5661 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
5662 will always change something.
5664 2016-05-18 Martin Jambor <mjambor@suse.cz>
5667 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
5668 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
5670 2016-05-18 Martin Jambor <mjambor@suse.cz>
5673 * ipa-inline.h (condition): New field size.
5674 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
5675 for comaprison and store it into the new condition.
5676 (evaluate_conditions_for_known_args): Use condition size to check
5677 access sizes for all but CHANGED conditions.
5678 (unmodified_parm_1): New parameter size_p, store access size into it.
5679 (unmodified_parm): Likewise.
5680 (unmodified_parm_or_parm_agg_item): Likewise.
5681 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
5682 (set_cond_stmt_execution_predicate): Extract access sizes and store
5684 (set_switch_stmt_execution_predicate): Likewise.
5685 (will_be_nonconstant_expr_predicate): Likewise.
5686 (will_be_nonconstant_predicate): Likewise.
5687 (inline_read_section): Stream condition size.
5688 (inline_write_summary): Likewise.
5690 2016-05-18 Richard Biener <rguenther@suse.de>
5692 * tree-ssa-loop-im.c (determine_max_movement): Properly add
5693 condition cost to PHI cost instead of total_cost.
5695 2016-05-18 Martin Liska <mliska@suse.cz>
5698 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
5701 2016-05-18 Richard Biener <rguenther@suse.de>
5703 * lto-streamer.h (LTO_major_version): Bump to 6.
5705 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5707 * function.c (make_split_prologue_seq, make_prologue_seq,
5708 make_epilogue_seq): New functions, factored out from...
5709 (thread_prologue_and_epilogue_insns): Here.
5711 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
5713 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
5714 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
5715 of before. Add a comment.
5717 2016-05-18 Bin Cheng <bin.cheng@arm.com>
5719 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
5720 expression pointer, not pointer to the pointer.
5722 2016-05-18 Jakub Jelinek <jakub@redhat.com>
5724 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
5725 (avx2_pbroadcast<mode>): Add another alternative with v instead
5726 of x constraints in it, using <pbroadcast_evex_isa> isa.
5727 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
5729 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
5730 constraint x instead of v in second alternative, add avx512bw
5733 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
5734 constraint x instead of v in second alternative, add avx512bw
5737 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
5738 constraint x instead of v in second alternative, add avx512bw
5741 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
5742 avx512bw alternative.
5744 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5746 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
5748 (define_insn "*andnottf3"): Ditto.
5749 (define_insn "*<code><mode>3"/any_logic): Ditto.
5750 (define_insn "*<code>tf3"/any_logic): Ditto.
5751 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
5752 operand to block AVX-512VL insn variant emit when it is not enabled.
5754 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
5756 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
5757 constraint fot SF mode.
5759 2016-05-18 Petr Murzin <petr.murzin@intel.com>
5760 Kirill Yukhin <kirill.yukhin@intel.com>
5762 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
5764 (define_insn "rsqrt14<mode>"): Ditto.
5765 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
5766 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
5767 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
5768 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
5769 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
5771 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
5772 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
5773 * config/i386/i386.c (ix86_print_operand): Expand check for size
5774 override codes for Intel syntax.
5776 2016-05-18 Richard Biener <rguenther@suse.de>
5778 PR tree-optimization/71168
5779 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
5780 initialization earlier.
5782 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
5784 * config/aarch64/aarch64-simd.md
5785 (aarch64_reduc_plus_internal<mode>): Rename to...
5786 (reduc_plus_scal): ...This, and remove previous implementation.
5788 2016-05-18 Richard Biener <rguenther@suse.de>
5790 * passes.def: Put late dse and cd_dce in canonical order.
5792 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
5794 * ipa-inline-transform.c (preserve_function_body_p): Look for
5795 first non-thunk clone.
5796 (save_function_body): Save into first non-thunk.
5797 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
5799 (lto_output_node): Inline thunks don't need body in every
5801 * lto-streamer-in.c: Do not fixup thunk clones.
5802 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
5804 * tree-inline.c (copy_bb): Be prepared for target node to be new after
5807 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5810 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
5811 (reassociate_bb): Call transform_add_to_multiply.
5813 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
5815 * config/aarch64/aarch64.c (all_extensions): Removed unused
5818 2016-05-17 Nathan Sidwell <nathan@acm.org>
5820 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
5821 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
5823 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
5825 PR tree-optimization/54579
5827 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
5829 2016-05-17 Marek Polacek <polacek@redhat.com>
5832 * tree-inline.c (expand_call_inline): Call
5833 maybe_remove_unused_call_args.
5835 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
5837 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
5838 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
5839 * doc/md.texi (fmin@var{m}3): Likewise.
5841 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5843 * match.pd (X & C): New transformation.
5845 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5847 * match.pd (~X & Y): New transformation.
5849 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
5851 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
5852 information for new SSA_NAME.
5853 (simplify_conversion_using_ranges): Get range through get_range_info
5854 instead of get_value_range.
5856 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5858 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
5859 Remove inline assembly.
5860 (vmvn_s16): Likewise.
5861 (vmvn_s32): Likewise.
5862 (vmvn_u8): Likewise.
5863 (vmvn_u16): Likewise.
5864 (vmvn_u32): Likewise.
5865 (vmvnq_s8): Likewise.
5866 (vmvnq_s16): Likewise.
5867 (vmvnq_s32): Likewise.
5868 (vmvnq_u8): Likewise.
5869 (vmvnq_u16): Likewise.
5870 (vmvnq_u32): Likewise.
5871 (vmvn_p8): Likewise.
5872 (vmvnq_p16): Likewise.
5874 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5876 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
5878 (vmul_n_s16): Likewise.
5879 (vmul_n_s32): Likewise.
5880 (vmul_n_u16): Likewise.
5881 (vmul_n_u32): Likewise.
5882 (vmulq_n_f32): Likewise.
5883 (vmulq_n_f64): Likewise.
5884 (vmulq_n_s16): Likewise.
5885 (vmulq_n_s32): Likewise.
5886 (vmulq_n_u16): Likewise.
5887 (vmulq_n_u32): Likewise.
5889 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5891 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
5892 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
5894 2016-05-17 Jiong Wang <jiong.wang@arm.com>
5896 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
5897 to *aarch64_fma4_elt_from_dup<mode>.
5898 (*aarch64_fnma4_elt_to_128df): Rename to
5899 *aarch64_fnma4_elt_from_dup<mode>.
5900 * config/aarch64/arm_neon.h (vfma_n_f64): New.
5901 (vfms_n_f32): Likewise.
5902 (vfms_n_f64): Likewise.
5903 (vfmsq_n_f32): Likewise.
5904 (vfmsq_n_f64): Likewise.
5906 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
5908 * wide-int.h: Change fixed_wide_int_storage from class to struct.
5910 2016-05-17 Richard Biener <rguenther@suse.de>
5912 PR tree-optimization/71132
5913 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
5914 Only add control dependences for blocks in the loop.
5915 (build_rdg): Adjust.
5916 (generate_code_for_partition): Return whether loop should
5917 be destroyed and delay that.
5918 (distribute_loop): Likewise.
5919 (pass_loop_distribution::execute): Record loops to be destroyed
5920 and perform delayed destroying of loops.
5922 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5925 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
5927 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5929 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
5931 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
5934 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
5935 insertion point for instructions generated by validize_mem.
5937 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5939 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
5942 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
5944 * config/aarch64/aarch64.c
5945 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
5946 rather than a macro.
5948 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5950 * doc/invoke.texi (AArch64 Options): Various updates.
5952 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
5954 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
5955 into instrumentation thunks.
5956 * cif-code.def (CIF_CHKP): New.
5958 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
5960 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
5962 2016-05-16 Martin Jambor <mjambor@suse.cz>
5964 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
5965 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
5967 2016-05-16 Marek Polacek <polacek@redhat.com>
5969 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
5972 2016-05-16 Martin Jambor <mjambor@suse.cz>
5975 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
5976 the outlined kernel function.
5978 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
5980 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
5981 (ISA_HAS_DLSA): Ditto.
5983 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
5985 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
5987 2016-05-16 Nathan Sidwell <nathan@acm.org>
5989 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
5990 (nvptx_name_replacement): Restore. Add comment.
5991 (write_fn_proto, write_fn_proto_from_insn,
5992 nvptx_output_call_insn): Restore
5993 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
5995 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
5997 * config/aarch64/aarch64.md
5998 (add<mode>3_compareC_cconly_imm): Remove use of %w.
5999 (add<mode>3_compareC_imm): Likewise.
6000 (<optab>si3_uxtw): Split into register and immediate variants.
6001 (andsi3_compare0_uxtw): Likewise.
6002 (and<mode>3_compare0): Likewise.
6003 (and<mode>3nr_compare0): Likewise.
6004 (stack_protect_test_<mode>): Don't use %x for memory operands.
6006 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
6008 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
6010 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
6012 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
6013 Split integer shifts into shift_reg and bfm.
6014 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6015 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6016 (ror<mode>3_insn): Likewise.
6017 (<optab>si3_insn_uxtw): Likewise.
6018 (<optab><mode>3_insn): Change to rotate_imm.
6019 (extr<mode>5_insn_alt): Likewise.
6020 (extrsi5_insn_uxtw): Likewise.
6021 (extrsi5_insn_uxtw_alt): Likewise.
6023 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6025 * doc/tm.texi: Regenerate.
6026 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
6027 (TARGET_INVALID_RETURN_TYPE): Remove.
6028 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
6029 TARGET_INVALID_RETURN_TYPE.
6030 * target.def (invalid_parameter_type): Remove.
6031 (invalid_return_type): Remove.
6033 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6035 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
6036 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
6038 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
6040 (preserve_function_body_p): No need to preserve function body
6041 * cif-codes.def (CIF_THUNK): Remove.
6042 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
6044 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6046 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
6048 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6050 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
6053 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6055 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
6056 (inline_small_functions): Do not look for function symbol when
6059 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
6061 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
6064 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6065 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6066 Jiong Wang <jiong.wang@arm.com>
6068 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
6069 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
6070 Define __ARM_FP16_ARGS when appropriate.
6071 * config/arm/arm.c (arm_invalid_parameter_type): Remove
6073 (arm_invalid_return_type): Likewise.
6074 (TARGET_INVALID_PARAMETER_TYPE): Remove.
6075 (TARGET_INVALID_RETURN_TYPE): Remove.
6076 (aapcs_vfp_sub_candidate): Allow HFmode.
6077 (aapcs_vfp_allocate): Add comment. Support HFmode.
6078 (aapcs_vfp_allocate_return_reg): Likewise.
6079 (struct aapcs_cp_arg_layout): Slightly reword comments for
6080 is_return_candidate and allocate_return_reg.
6081 (output_mov_vfp): Update assert.
6082 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
6084 (arm_invalid_parameter_type): Remove.
6085 (amr_invalid_return_type): Remove.
6086 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
6087 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
6088 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
6090 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
6092 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
6093 * config/aarch64/arch64-protos.h
6094 (aarch64_legitimize_reload_address): Remove.
6095 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
6098 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
6100 * configure.ac: Add ACX_NONCANONICAL_HOST.
6101 * configure: Regenerate.
6102 * Makefile.in: Set host_noncanonical.
6104 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
6107 * config/i386/i386.md (*movtf_internal): Before register allocation,
6108 do not allow FP constants for CM_MEDIUM memory model, allow only
6109 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
6110 (*movxf_internal): Ditto.
6111 (*movdf_internal): Ditto.
6112 (*movsf_internal): Ditto.
6114 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
6116 PR rtl-optimization/67483
6117 * combine.c (make_compound_operation): Don't call extract_left_shift
6118 with negative shift amounts.
6120 2016-05-13 Jakub Jelinek <jakub@redhat.com>
6123 * fold-const.c (fold_checksum_tree): Allow modification
6124 of TYPE_ALIAS_SET during folding.
6126 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
6127 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
6128 (ix86_split_to_parts): Likewise. Fix up formatting.
6130 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
6132 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
6133 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
6136 2016-05-13 Nathan Sidwell <nathan@acm.org>
6138 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
6139 (nvptx_name_replacement): Delete.
6140 (write_fn_proto, write_fn_proto_from_insn,
6141 nvptx_output_call_insn): Remove nvptx_name_replacement call.
6142 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
6143 * langhooks.c (add_builtin_funcction_common): Call
6144 targetm.mangle_decl_assembler_name.
6146 * config/nvptx/nvptx.c (write_fn_proto): Handle
6147 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
6149 2016-05-13 Martin Liska <mliska@suse.cz>
6151 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
6152 and PRIu64 in printf format.
6154 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6156 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
6159 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6161 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6162 Change --param max-completely-peeled-times to
6163 --param max-completely-peel-times in dump file printing.
6165 2016-05-13 Richard Biener <rguenther@suse.de>
6167 PR tree-optimization/42587
6168 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
6169 (find_bswap_or_nop_1): Likewise.
6170 (bswap_replace): Likewise.
6172 2016-05-13 Martin Liska <mliska@suse.cz>
6174 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
6175 Initialize a variable with default value.
6177 2016-05-13 Martin Liska <mliska@suse.cz>
6179 * doc/invoke.texi: Enhance explanation of error recovery
6182 2016-05-13 Martin Liska <mliska@suse.cz>
6184 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
6185 (struct cost_pair): Change inv_expr_id (int) to inv_expr
6186 (iv_inv_expr_ent *).
6187 (struct iv_inv_expr_ent): Comment struct fields.
6188 (sort_iv_inv_expr_ent): New function.
6189 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
6190 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
6191 a hash_map between iv_inv_expr_ent and number of usages.
6192 (niter_for_exit): Fix coding style.
6193 (tree_ssa_iv_optimize_init): Use renamed variable.
6194 (determine_base_object): Fix coding style.
6195 (alloc_iv): Likewise.
6196 (find_interesting_uses_outside): Likewise.
6197 (add_candidate_1): Likewise.
6198 (add_standard_iv_candidates): Likewise.
6199 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
6200 (prepare_decl_rtl): Fix coding style.
6201 (get_address_cost): Likewise.
6202 (get_shiftadd_cost): Likewise.
6203 (force_expr_to_var_cost): Likewise.
6204 (compare_aff_trees): Likewise.
6205 (get_expr_id): Restructure the function.
6206 (get_loop_invariant_expr_id): Renamed to
6207 get_loop_invariant_expr.
6208 (get_computation_cost_at): Replace usage of inv_expr_id with
6210 (get_computation_cost): Likewise.
6211 (determine_group_iv_cost_generic): Likewise.
6212 (determine_group_iv_cost_address): Likewise.
6213 (iv_period): Fix coding style.
6214 (iv_elimination_compare_lt): Likewise.
6215 (may_eliminate_iv): Likewise.
6216 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
6218 (determine_group_iv_costs): Dump invariant expressions.
6219 (iv_ca_recount_cost): Use the newly added hash_map.
6220 (iv_ca_set_remove_invariants): Fix coding style.
6221 (iv_ca_set_add_invariants): Fix coding style.
6222 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
6224 (iv_ca_set_cp): Likewise.
6225 (iv_ca_new): Initialize the newly added hash_map and remove
6226 initialization of fields.
6227 (iv_ca_free): Delete the hash_map.
6228 (iv_ca_dump): Dump invariant expressions.
6229 (iv_ca_extend): Fix coding style.
6230 (try_add_cand_for): Likewise.
6231 (create_new_ivs): Dump information about # of avg iterations and
6232 # of used invariant expressions.
6233 (rewrite_use_compare): Fix coding style.
6234 (free_loop_data): Set default value for max_inv_expr_id.
6236 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
6238 * cse.c (rest_of_handle_cse): Use cleanup_cfg
6239 returned value cse_cfg_altered computation.
6240 (rest_of_handle_cse2): Likewise.
6241 (rest_of_handle_cse_after_global_opts): Likewise.
6243 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6246 * config/arm/arm.c (arm32_output_mi_thunk): New.
6247 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
6248 to split Thumb1 vs TARGET_32BIT functionality.
6249 (arm_thumb1_mi_thunk): New.
6251 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6253 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
6256 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6259 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
6261 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
6263 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
6264 (expand_builtin_trap): Emit a regular call.
6265 (set_builtin_user_assembler_name): Remove obsolete cases.
6266 * dse.c (scan_insn): Adjust.
6267 * except.c: Include calls.h.
6268 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
6269 emit a regular call to setjmp.
6270 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
6271 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
6272 (emit_block_move_via_libcall): Delete.
6273 (block_move_fn): Delete.
6274 (init_block_move_fn): Likewise.
6275 (emit_block_move_libcall_fn): Likewise.
6276 (emit_block_op_via_libcall): New function.
6277 (set_storage_via_libcall): Tidy up and use memset builtin.
6278 (block_clear_fn): Delete.
6279 (init_block_clear_fn): Likewise.
6280 (clear_storage_libcall_fn): Likewise.
6281 (expand_assignment): Call emit_block_move_via_libcall.
6282 Do not include gt-expr.h.
6283 * expr.h (emit_block_op_via_libcall): Declare.
6284 (emit_block_copy_via_libcall): New inline function.
6285 (emit_block_move_via_libcall): Likewise.
6286 (emit_block_comp_via_libcall): Likewise.
6287 (block_clear_fn): Delete.
6288 (init_block_move_fn): Likewise.
6289 (init_block_clear_fn): Likewise.
6290 (emit_block_move_via_libcall): Likewise.
6291 (set_storage_via_libcall): Add default parameter value.
6292 * libfuncs.h (enum libfunc_index): Remove obsolete values.
6293 (abort_libfunc): Delete.
6294 (memcpy_libfunc): Likewise.
6295 (memmove_libfunc): Likewise.
6296 (memcmp_libfunc): Likewise.
6297 (memset_libfunc): Likewise.
6298 (setbits_libfunc): Likewise.
6299 (setjmp_libfunc): Likewise.
6300 (longjmp_libfunc): Likewise.
6301 (profile_function_entry_libfunc): Likewise.
6302 (profile_function_exit_libfunc): Likewise.
6303 (gcov_flush_libfunc): Likewise.
6304 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
6305 and DECL_VISIBILITY on the declaration.
6306 (init_optabs): Do not initialize obsolete libfuncs.
6307 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
6308 * tree-core.h (ECF_RET1): Define.
6309 (ECF_TM_PURE): Adjust.
6310 (ECF_TM_BUILTIN): Likewise.
6311 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
6312 (build_common_builtin_nodes): Initialize abort builtin.
6313 Add ECF_RET1 on memcpy, memmove and memset builtins.
6314 Pass final flags for alloca and alloca_with_align builtins.
6315 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
6317 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
6318 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
6319 set_storage_via_libcall and call emit_block_copy_via_libcall.
6321 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
6323 * config/i386/i386.md (*call_got_x32): Change operand 0 to
6324 DImode before it is passed to ix86_output_call_operand.
6325 (*call_value_got_x32): Ditto for operand 1.
6327 2016-05-12 Jiong Wang <jiong.wang@arm.com>
6329 PR rtl-optimization/70904
6330 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
6331 reload for wide mode.
6333 2016-05-12 Marek Polacek <polacek@redhat.com>
6336 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
6337 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
6338 * langhooks.h (incomplete_type_error): Likewise.
6339 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
6340 parameter, pass it down to incomplete_type_error.
6341 * tree.h (size_in_bytes): New inline overload.
6342 (size_in_bytes_loc): Renamed from size_in_bytes.
6344 2016-05-12 Richard Biener <rguenther@suse.de>
6346 PR tree-optimization/71059
6347 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
6348 nary before looking up or entering the expression into the VN
6350 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
6351 Make sure to re-use NARYs without result as inserted by
6354 2016-05-12 Richard Biener <rguenther@suse.de>
6356 PR tree-optimization/71062
6357 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
6359 * tree-ssa-structalias.c (set_uids_in_ptset): Set
6360 vars_contains_restrict if the var is a restrict tag.
6361 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
6362 do not disambiguate pointers against it.
6363 (dump_points_to_solution): Re-structure and adjust for new
6364 vars_contains_restrict flag.
6365 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
6367 2016-05-12 Martin Liska <mliska@suse.cz>
6369 * doc/invoke.texi: Explain connection between
6370 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
6372 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
6374 PR tree-optimization/71006
6375 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
6376 consider COND_EXPR as a mask producer.
6378 2016-05-12 Marek Polacek <polacek@redhat.com>
6381 * opts.c (common_handle_option): Detect missing argument for --help^.
6383 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6386 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
6387 when popping the PC and within an interrupt handler routine.
6388 Add missing tab to output of "ldmfd".
6389 (output_return_instruction): Output LDMFD with SP update rather
6390 than POP when returning from interrupt handler.
6392 2016-05-12 Jakub Jelinek <jakub@redhat.com>
6394 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
6395 TARGET_64BIT && TARGET_AVX512DQ.
6396 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
6397 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
6398 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
6399 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
6400 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
6401 (*vec_extractv4si_zext): Add avx512dq alternative.
6402 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
6403 use v instead of x constraint in other alternatives where possible.
6405 * config/i386/sse.md (sse2_loadld): Use v instead of x
6406 constraint in alternatives 0,1,4.
6408 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
6409 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
6410 v constraints instead of x and <pinsr_evex_isa> isa attribute.
6413 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
6414 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
6415 is not emitted unless TARGET_AVX512BW.
6416 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
6417 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
6418 for the result operand.
6420 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
6421 constraint instead of x in avx alternatives. Use maybe_evex instead
6424 * config/i386/constraints.md (Yv): New constraint.
6425 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
6426 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
6427 * config/i386/i386.md (avx512fvecmode): New mode attr.
6428 (*pushtf): Use v constraint instead of x.
6429 (*movtf_internal): Likewise. For TARGET_AVX512VL and
6430 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
6431 (*absneg<mode>2): Use Yv constraint instead of x constraint.
6432 (*absnegtf2_sse): Likewise.
6433 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
6434 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
6435 avx512f alternatives.
6436 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
6438 2016-05-12 Richard Biener <rguenther@suse.de>
6440 PR tree-optimization/71060
6441 * tree-data-ref.c (initialize_data_dependence_relation): Do not
6442 require exact match of DR_BASE_OBJECT but only matching address and
6445 2016-05-12 Richard Biener <rguenther@suse.de>
6447 PR tree-optimization/70986
6448 * cfganal.c: Include cfgloop.h.
6449 (dfs_find_deadend): Prefer to take edges exiting loops.
6451 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6453 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
6454 compile and run time.
6456 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
6459 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
6461 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
6463 * config/i386/i386.c (legitimize_pic_address): Use
6464 copy_to_suggested_reg instead of gen_movsi.
6466 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6468 * config/rs6000/predicates.md (quad_memory_operand): Move most of
6469 the code into quad_address_p and call it to share code with
6470 vsx_quad_dform_memory_operand.
6471 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
6473 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
6474 bit instead of being a separate word. Split -mpower9-dform into
6475 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6476 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
6477 for the register class supporting 128-bit quad word memory offsets.
6478 (mode_supports_vsx_dform_quad): Helper function to return if the
6479 register class uses quad word memory offsets.
6480 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
6481 (rs6000_debug_reg_global): Always print if we are using LRA or not.
6482 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
6483 instructions are enabled, set up the appropriate addr_masks for
6485 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
6486 -mpower9-dform-scalar, instead of -mpower9-dform.
6487 (rs6000_option_override_internal): Split -mpower9-dform into two
6488 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
6489 -mpower9-dform switch sets or clears both. If we are not using
6490 the LRA register allocator, do not enable -mpower9-dform-vector by
6491 default. If we are using LRA, enable -mpower9-dform-vector and
6492 -mvsx-timode if it is appropriate. Issue a warning if either
6493 -mpower9-dform-vector or -mvsx-timode are explicitly used without
6495 (quad_address_offset_p): New helper function to return if the
6496 offset is legal for quad word memory instructions.
6497 (quad_address_p): New function to determin if GPR or vector
6498 register quad word memory addresses are legal.
6499 (mem_operand_gpr): Validate quad word address offsets.
6500 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
6501 d-form (register + offset) instructions.
6502 (offsettable_ok_by_alignment): Likewise.
6503 (rs6000_legitimate_offset_address_p): Likewise.
6504 (legitimate_lo_sum_address_p): Likewise.
6505 (rs6000_legitimize_address): Likewise.
6506 (rs6000_legitimize_reload_address): Add more debug statements for
6508 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
6509 d-form instructions.
6510 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
6511 d-form instructions. Distinguish different cases in debug
6512 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
6513 d-form instructions.
6514 (rs6000_preferred_reload_class): Likewise.
6515 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
6516 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
6517 of the ISA 2.06 indexed memory instructions.
6518 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
6519 use them to save/restore the saved vector registers instead of
6520 using Altivec instructions.
6521 (rs6000_emit_epilogue): Likewise.
6522 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
6523 (rs6000_opt_masks): Split -mpower9-dform into
6524 -mpower9-dform-scalar and -mpower9-dform-vector.
6525 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
6527 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
6528 ISA 3.0 vector indexed memory instructions, and fold the code into
6529 the normal mov<mode> patterns.
6530 (p9_vecstore_<mode>): Likewise.
6531 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
6533 (vsx_movti_64bit): Likewise.
6534 (vsx_movti_32bit): Likewise.
6535 * config/rs6000/constraints.md (wO constraint): New constraint for
6536 ISA 3.0 vector d-form support.
6537 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
6538 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
6539 include -mpower9-dform-vector until we switch over to LRA.
6540 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
6541 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
6542 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
6543 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
6544 for -mpower9-dform and -mlra.
6545 * doc/md.texi (wO constraint): Document wO constraint.
6547 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
6549 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
6550 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
6551 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
6552 Move handling of non-insn arguments inline into the sole user:
6553 (output_trans_func): ...here.
6554 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
6555 in emitted function prototype.
6556 (output_internal_insn_latency_func): Ditto. Simplify.
6557 (output_internal_maximal_insn_latency_func): Ditto. Delete
6558 always-unused argument.
6559 (output_insn_latency_func): Ditto.
6560 (output_maximal_insn_latency_func): Ditto.
6562 2016-05-11 Richard Biener <rguenther@suse.de>
6564 PR tree-optimization/71055
6565 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
6566 sth with precision not equal to access size verify we don't chop
6569 2016-05-11 Richard Biener <rguenther@suse.de>
6572 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
6573 (dwarf2out_finish): Move retry_incomplete_types call ...
6574 (dwarf2out_early_finish): ... here.
6576 2016-05-11 Richard Biener <rguenther@suse.de>
6579 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
6580 if the langhook insists on it.
6581 * fold-const.c (make_bit_field_ref): Add arg for the original
6582 reference and preserve its alias-set.
6583 (decode_field_reference): Take exp by reference and adjust it
6584 to the original memory reference.
6585 (optimize_bit_field_compare): Adjust callers.
6586 (fold_truth_andor_1): Likewise.
6587 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
6589 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
6592 * cfgrtl.h (delete_insn_and_edges): Now return bool.
6593 * cfgrtl.c (delete_insn_and_edges): Likewise.
6594 * config/i386/i386.c (convert_scalars_to_vector): Remove
6596 * cse.c (cse_insn): Compute cse_cfg_altered.
6597 (delete_trivially_dead_insns): Likewise.
6598 (cse_cc_succs): Likewise.
6599 (rest_of_handle_cse): Free dominance info if required.
6600 (rest_of_handle_cse2): Likewise.
6601 (rest_of_handle_cse_after_global_opts): Likewise.
6603 2016-05-11 Alan Modra <amodra@gmail.com>
6605 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
6606 abi_v4_pass_in_fpr): New functions.
6607 (rs6000_function_arg_boundary): Exclude complex IBM long double
6608 from 64-bit alignment when ABI_V4.
6609 (rs6000_function_arg, rs6000_function_arg_advance_1,
6610 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
6612 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
6614 PR rtl-optimization/71028
6615 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
6616 jump with just a return in the fallthrough block if the branch
6617 block contains just a return as well.
6619 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
6621 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
6622 * match.pd ((X & Y) ^ Y): ... this.
6623 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
6624 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
6626 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6628 * read-md.c (require_char_ws): New function.
6629 (read_string): Simplify using require_char_ws.
6630 (handle_constants): Likewise.
6631 (handle_enum): Likewise.
6632 (handle_file): Likewise.
6633 * read-md.h (require_char_ws): New declaration.
6634 * read-rtl.c (read_conditions): Simplify using require_char_ws.
6635 (read_mapping): Likewise.
6636 (read_rtx_code): Likewise.
6637 (read_nested_rtx): Likewise.
6639 2016-05-10 James Norris <jnorris@codesourcery.com>
6641 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
6642 if offloading is enabled and -fopenacc or -fopenmp is specified.
6643 (CRTOFFLOADEND): Likewise.
6644 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
6645 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
6647 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
6649 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
6650 gotoff_operand code paths. Use copy_to_suggested_regs and
6651 expand_simple_binop where appropriate. Cleanup.
6653 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6656 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
6658 (dimode_scalar_chain::vector_const_cost): New.
6659 (dimode_scalar_chain::compute_convert_gain): Handle constants.
6660 (dimode_scalar_chain::convert_op): Likewise.
6661 (dimode_scalar_chain::convert_insn): Likewise.
6663 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6665 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
6666 unary operation, not a binary one.
6668 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6671 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
6672 calls with type casted fndecl.
6674 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
6676 PR tree-optimization/70786
6677 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
6678 * calls.c (initialize_argument_information): Bind bounds
6679 with corresponding args passed by reference.
6681 2016-05-10 Jakub Jelinek <jakub@redhat.com>
6684 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
6685 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
6686 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
6689 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6692 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
6693 code for a zero scale factor.
6694 (vsx_xvcvdpuxds_scale): Likewise.
6696 2016-05-10 David Malcolm <dmalcolm@redhat.com>
6698 * diagnostic-show-locus.c (layout::layout): Call show_ruler
6699 if show_ruler_p was set on the context.
6700 (layout::show_ruler): New method.
6701 * diagnostic.h (struct diagnostic_context): Add field
6704 2016-05-10 Richard Biener <rguenther@suse.de>
6706 PR tree-optimization/71039
6707 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
6708 (chk_uses): New function.
6709 (propagate_with_phi): Verify we can safely replicate the lhs of an
6710 aggregate assignment on all incoming edges.
6712 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
6714 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
6716 (rx_atomic_sequence): New class.
6717 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
6718 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
6720 (rx_atomic_sequence::rx_atomic_sequence,
6721 rx_atomic_sequence::~rx_atomic_sequence): New functions.
6722 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
6723 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
6724 CTRLREG_INTB): New constants.
6725 (FETCHOP): New code iterator.
6726 (fethcop_name, fetchop_name2): New iterator code attributes.
6727 (QIHI): New mode iterator.
6728 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
6729 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
6730 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
6732 2016-05-10 Martin Liska <mliska@suse.cz>
6734 * tree-inline.c (remap_dependence_clique): Do not remap
6735 debugging statements.
6737 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6739 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
6740 ("*fixuns_truncdfdi2_z13")
6741 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
6742 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
6743 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
6745 2016-05-10 Richard Biener <rguenther@suse.de>
6747 PR tree-optimization/70497
6748 PR tree-optimization/28367
6749 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
6751 (visit_reference_op_load): ... here.
6752 (vn_reference_lookup_3): Use it to handle subreg-like accesses
6753 with simplified BIT_FIELD_REFs.
6754 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
6755 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
6758 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
6760 * dwarf2out.c (add_abstract_origin_attribute): Adjust
6761 documentation comment. For BLOCK nodes, add a
6762 DW_AT_abstract_origin attribute that points to the DIE generated
6763 for the origin BLOCK.
6764 (gen_lexical_block_die): Call add_abstract_origin_attribute for
6765 blocks from inlined functions.
6767 2016-05-10 Alan Modra <amodra@gmail.com>
6770 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
6771 regrename modifying insns saving lr before __morestack call.
6772 * config/rs6000/rs6000.md (split_stack_return): Similarly for
6773 insns restoring lr after __morestack call.
6775 2016-05-09 Jakub Jelinek <jakub@redhat.com>
6777 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
6778 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
6780 * config/i386/sse.md (vec_interleave_high<mode>,
6781 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
6782 <avx512>_vpermt2var<mode>3_maskz): Likewise.
6784 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6786 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
6787 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
6788 parallel reassociation for power8 and forward.
6790 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
6792 * config/i386/i386.md (absneg splitters with general regs): Use
6793 general_reg_operand predicate.
6794 (btsq peephole2): Use x86_64_immediate_operand to check if new
6795 value is suitable for immediate operand. Generate emitted insn
6796 using RTL expressions.
6797 (btcq peephole2): Ditto.
6798 (btrq peephole2): Ditto. Generate correct immediate operand
6801 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6803 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
6806 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
6808 * tree-affine.c (wide_int_constant_multiple_p): Add missing
6809 pointer dereference.
6811 2016-05-09 Richard Biener <rguenther@suse.de>
6813 PR tree-optimization/70985
6814 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
6815 op0 isn't a gimple register.
6817 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
6819 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
6820 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
6821 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
6822 (i6400_fpu_mult): New cpu units.
6823 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
6824 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
6825 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
6826 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
6827 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
6828 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
6829 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
6830 (i6400_msa_long_float4, i6400_msa_long_float5)
6831 (i6400_msa_long_float8, i6400_msa_fdiv_df)
6832 (i6400_msa_fdiv_sf): New reservations.
6833 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
6834 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
6835 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
6836 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
6837 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
6838 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
6839 (msa_short_cmp, msa_short_float2, msa_short_logic3)
6840 (msa_short_store4, msa_long_load, msa_short_store)
6841 (msa_long_logic, msa_long_float2, msa_long_float4)
6842 (msa_long_float5, msa_long_float8, msa_long_mult)
6843 (msa_long_fdiv, msa_long_div): New reservations.
6845 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
6846 Sameera Deshpande <sameera.deshpande@imgtec.com>
6847 Matthew Fortune <matthew.fortune@imgtec.com>
6848 Graham Stott <graham.stott@imgtec.com>
6849 Chao-ying Fu <chao-ying.fu@imgtec.com>
6851 * config.gcc: Add MSA header file for mips*-*-* target.
6852 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
6853 (Ubv8i, Urv8): New constraints.
6854 * config/mips/mips-ftypes.def: Add function types for MSA
6856 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
6857 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
6858 * config/mips/mips-msa.md: New file.
6859 * config/mips/mips-protos.h
6860 (mips_split_128bit_const_insns): New prototype.
6861 (mips_msa_idiv_insns): Likewise.
6862 (mips_split_128bit_move): Likewise.
6863 (mips_split_128bit_move_p): Likewise.
6864 (mips_split_msa_copy_d): Likewise.
6865 (mips_split_msa_insert_d): Likewise.
6866 (mips_split_msa_fill_d): Likewise.
6867 (mips_expand_msa_branch): Likewise.
6868 (mips_const_vector_same_val_p): Likewise.
6869 (mips_const_vector_same_bytes_p): Likewise.
6870 (mips_const_vector_same_int_p): Likewise.
6871 (mips_const_vector_shuffle_set_p): Likewise.
6872 (mips_const_vector_bitimm_set_p): Likewise.
6873 (mips_const_vector_bitimm_clr_p): Likewise.
6874 (mips_msa_vec_parallel_const_half): Likewise.
6875 (mips_msa_output_division): Likewise.
6876 (mips_ldst_scaled_shift): Likewise.
6877 (mips_expand_vec_cond_expr): Likewise.
6878 * config/mips/mips.c (enum mips_builtin_type): Add
6879 MIPS_BUILTIN_MSA_TEST_BRANCH.
6880 (mips_gen_const_int_vector_shuffle): New prototype.
6881 (mips_const_vector_bitimm_set_p): New function.
6882 (mips_const_vector_bitimm_clr_p): Likewise.
6883 (mips_const_vector_same_val_p): Likewise.
6884 (mips_const_vector_same_bytes_p): Likewise.
6885 (mips_const_vector_same_int_p): Likewise.
6886 (mips_const_vector_shuffle_set_p): Likewise.
6887 (mips_symbol_insns): Forbid loading symbols via immediate for
6889 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
6891 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
6893 (mips_lx_address_p): Add support load indexed address for MSA.
6894 (mips_address_insns): Add calculation of instructions needed for
6895 stores and loads for MSA.
6896 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
6897 CONST_VECTOR for MSA and let it fall through.
6898 (mips_ldst_scaled_shift): New function.
6899 (mips_subword_at_byte): Likewise.
6900 (mips_msa_idiv_insns): Likewise.
6901 (mips_legitimize_move): Validate MSA moves.
6902 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
6903 calculation of costs for MSA division.
6904 (mips_split_move_p): Check if MSA moves need splitting.
6905 (mips_split_move): Split MSA moves if necessary.
6906 (mips_split_128bit_move_p): New function.
6907 (mips_split_128bit_move): Likewise.
6908 (mips_split_msa_copy_d): Likewise.
6909 (mips_split_msa_insert_d): Likewise.
6910 (mips_split_msa_fill_d): Likewise.
6911 (mips_output_move): Handle MSA moves.
6912 (mips_expand_msa_branch): New function.
6913 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
6914 Reinstate 'y' modifier.
6915 (mips_file_start): Add MSA .gnu_attribute.
6916 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
6918 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
6919 (mips_class_max_nregs): Add register size for MSA supported mode.
6920 (mips_cannot_change_mode_class): Allow conversion between MSA
6921 vector modes and TImode.
6922 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
6924 (mips_secondary_reload_class): Force MSA loads/stores via memory.
6925 (mips_preferred_simd_mode): Add preffered modes for MSA.
6926 (mips_vector_mode_supported_p): Add MSA supported modes.
6927 (mips_autovectorize_vector_sizes): New function.
6928 (mips_msa_output_division): Likewise.
6929 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
6930 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
6931 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
6932 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
6933 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
6934 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
6935 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
6936 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
6937 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
6938 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
6939 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
6940 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
6941 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
6942 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
6943 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
6944 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
6945 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
6946 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
6947 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
6948 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
6949 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
6950 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
6951 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
6952 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
6953 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
6954 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
6955 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
6956 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
6957 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
6958 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
6959 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
6960 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
6961 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
6962 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
6963 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
6964 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
6965 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
6966 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
6967 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
6968 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
6969 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
6970 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
6971 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
6972 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
6973 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6974 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6975 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6976 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6977 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
6978 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
6979 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
6980 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
6981 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
6982 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
6983 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
6984 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
6985 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
6986 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
6987 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
6988 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
6989 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
6990 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
6991 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
6992 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
6993 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
6994 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
6995 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
6996 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
6997 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
6998 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
6999 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
7000 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
7001 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
7002 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
7003 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
7004 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
7005 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
7006 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
7007 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
7008 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
7009 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
7010 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
7011 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
7012 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
7013 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
7014 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
7015 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
7016 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
7017 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
7018 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
7019 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
7020 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
7021 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
7022 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
7023 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
7024 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
7025 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
7026 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
7027 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
7028 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
7029 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
7030 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
7031 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
7032 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
7033 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
7034 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
7035 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
7036 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
7037 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
7038 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
7039 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
7040 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
7041 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
7042 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
7043 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
7044 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
7045 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
7046 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
7047 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
7048 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
7049 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
7050 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
7051 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
7052 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
7053 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
7054 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
7055 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
7056 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
7057 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
7058 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
7059 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
7060 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
7061 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
7062 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
7063 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
7064 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
7065 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
7066 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
7067 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
7068 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
7069 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
7070 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
7071 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
7072 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
7073 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
7074 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
7075 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
7076 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
7077 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
7078 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
7079 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
7081 (mips_get_builtin_decl_index): New array.
7082 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
7083 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
7084 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
7085 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
7086 (mips_init_builtins): Initialize mips_get_builtin_decl_index
7088 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
7090 (mips_expand_builtin_insn): Prepare operands for
7091 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
7092 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
7093 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
7094 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
7095 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
7096 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
7097 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
7098 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
7099 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
7100 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
7101 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
7102 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
7103 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
7104 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
7105 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
7106 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
7107 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
7108 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
7109 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
7110 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
7111 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
7112 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
7113 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
7114 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
7115 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
7116 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
7117 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
7118 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
7119 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
7120 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
7121 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
7122 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
7123 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
7124 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
7125 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
7126 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
7127 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
7128 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
7129 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
7130 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
7131 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
7132 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
7133 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
7134 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
7135 These are set implicitly and an error is reported if overridden.
7136 (mips_expand_builtin_msa_test_branch): New function.
7137 (mips_expand_msa_shuffle): Likewise.
7138 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
7139 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
7140 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
7141 (mips_expand_vec_unpack): Add support for MSA.
7142 (mips_expand_vector_init): Likewise.
7143 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
7144 instead of const0_rtx.
7145 (mips_msa_vec_parallel_const_half): New function.
7146 (mips_gen_const_int_vector): Likewise.
7147 (mips_gen_const_int_vector_shuffle): Likewise.
7148 (mips_expand_msa_cmp): Likewise.
7149 (mips_expand_vec_cond_expr): Likewise.
7150 * config/mips/mips.h
7151 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
7152 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
7154 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
7155 (ISA_HAS_MSA): New macro.
7156 (UNITS_PER_MSA_REG): Likewise.
7157 (BITS_PER_MSA_REG): Likewise.
7158 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
7159 (MSA_REG_FIRST): New macro.
7160 (MSA_REG_LAST): Likewise.
7161 (MSA_REG_NUM): Likewise.
7162 (MSA_REG_P): Likewise.
7163 (MSA_REG_RTX_P): Likewise.
7164 (MSA_SUPPORTED_MODE_P): Likewise.
7165 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
7166 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
7167 * config/mips/mips.md: Include mips-msa.md.
7168 (alu_type): Add simd_add.
7169 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
7170 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
7171 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
7172 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
7173 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
7174 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
7175 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
7176 simd_move, simd_load, simd_store. Choose "multi" for moves
7178 (qword_mode): New attribute.
7179 (insn_count): Add instruction count for quad moves.
7180 Increase the count for MIPS SIMD division.
7181 (UNITMODE): Add UNITMODEs for vector types.
7182 (addsub): New code iterator.
7183 * config/mips/mips.opt (mmsa): New option.
7184 * config/mips/msa.h: New file.
7185 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
7187 * config/mips/mti-linux.h: Likewise.
7188 * config/mips/predicates.md
7189 (const_msa_branch_operand): New constraint.
7190 (const_uimm3_operand): Likewise.
7191 (const_uimm4_operand): Likewise.
7192 (const_uimm5_operand): Likewise.
7193 (const_uimm8_operand): Likewise.
7194 (const_imm5_operand): Likewise.
7195 (aq10b_operand): Likewise.
7196 (aq10h_operand): Likewise.
7197 (aq10w_operand): Likewise.
7198 (aq10d_operand): Likewise.
7199 (const_m1_operand): Likewise.
7200 (reg_or_m1_operand): Likewise.
7201 (const_exp_2_operand): Likewise.
7202 (const_exp_4_operand): Likewise.
7203 (const_exp_8_operand): Likewise.
7204 (const_exp_16_operand): Likewise.
7205 (const_vector_same_val_operand): Likewise.
7206 (const_vector_same_simm5_operand): Likewise.
7207 (const_vector_same_uimm5_operand): Likewise.
7208 (const_vector_same_uimm6_operand): Likewise.
7209 (const_vector_same_uimm8_operand): Likewise.
7210 (par_const_vector_shf_set_operand): Likewise.
7211 (reg_or_vector_same_val_operand): Likewise.
7212 (reg_or_vector_same_simm5_operand): Likewise.
7213 (reg_or_vector_same_uimm6_operand): Likewise.
7214 * doc/extend.texi (MIPS SIMD Architecture Functions): New
7216 * doc/invoke.texi (-mmsa): Document new option.
7218 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7220 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
7221 * configure: Regenerate.
7222 * config.in: Regenerate.
7223 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
7225 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
7226 (ENDFILE_VTV_SPEC): Define.
7228 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
7230 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
7231 registers in all interrupt handlers if necessary.
7232 (rl78_option_override): Add warning.
7233 (MUST_SAVE_MDUC_REGISTERS): New macro.
7234 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
7235 * config/rl78/rl78.c (check_mduc_usage): New function.
7236 (mduc_regs): New structure to hold MDUC register data.
7237 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
7238 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
7239 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
7240 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
7241 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
7242 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
7244 2016-05-09 Bin Cheng <bin.cheng@arm.com>
7246 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
7247 (tree-ssa-loop-niter.h): Ditto.
7248 (idx_within_array_bound, ref_within_array_bound): New functions.
7249 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
7250 Factor out check on writable base object to ...
7251 (base_object_writable): ... here.
7253 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7255 * config/arm/arm.md (probe_stack): Add modes to set source
7258 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
7260 * regrename.c (base_reg_class_for_rename): New static function.
7261 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
7263 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
7265 * cgraph.c (thunk_adjust): Export.
7266 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
7267 * cgraphunit.c (thunk_adjust): Export.
7268 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
7270 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
7272 * tree-inline.c (expand_call_inline): Expand thunks inline.
7274 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
7277 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
7278 (*sse2_vd_cvtss2sd): Ditto.
7279 * config/i386/i386.md
7280 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
7281 Generate *sse2_vd_cvtsd2ss pattern.
7282 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
7283 Generate *sse2_vd_cvtss2sd pattern.
7285 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7287 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
7288 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
7291 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
7293 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
7294 * config/sh/sh.c: Define and declare variables on first use throughout
7296 (current_function_interrupt): Change to bool type.
7297 (frame_insn): Rename to emit_frame_insn and update users.
7298 (push_regs): Use bool for 'interrupt_handler' argument.
7299 (save_schedule_s): Remove.
7300 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
7301 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
7302 targetm.asm_out.unaligned_op.di.
7303 (gen_far_branch): Remove redundant forward declaration.
7304 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
7305 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
7306 (sh_set_return_address, sh_function_ok_for_sibcall,
7307 scavenge_reg): Update comments.
7308 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
7309 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
7310 (sh_attr_renesas_p): Remove unnecessary parentheses.
7311 (branch_dest): Simplify.
7312 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
7313 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
7314 (CUMULATIVE_ARGS): Change macro to typedef.
7315 (current_function_interrupt): Change to bool type.
7316 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
7317 Surround with __cplusplus ifdef.
7318 (sh_compare_op0, sh_compare_op1): Remove.
7319 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
7321 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
7323 * config/arm/arm.md: (arch): Add neon.
7324 (arch_enabled): Return yes for arch neon when TARGET_NEON.
7325 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
7326 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
7327 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
7328 attributes for alt renumbering. Mark alt 3 as non-predicable.
7329 (thumb2_movdf_vfp): Likewise.
7331 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
7333 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
7334 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
7335 (*andqi_1): Add preferred_for_speed attribute to disparage
7336 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
7337 (*<code>qi_1): Ditto.
7338 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
7339 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
7340 (*ashlqi3_1): Ditto.
7341 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
7342 Add preferred_for_size attribute to disparage alternative 0 and
7343 preferred_for_speed attribute to disparage alternative 1 for
7344 TARGET_PARTIAL_REG_STALL targets.
7346 2016-05-07 Tom de Vries <tom@codesourcery.com>
7348 PR tree-optimization/70956
7349 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
7352 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
7354 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
7355 * config/sh/sh.c (sh_cbranch_distance): Implement it.
7356 * config/sh/sh.md (branch_zero): Remove define_attr.
7357 (define_delay): Disable delay slot if branch distance is one insn.
7359 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7361 * config/i386/i386.md (LEAMODE): New mode attribute.
7362 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
7363 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
7364 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
7365 operand 2 predicate.
7366 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
7367 (*lea<mode>_general_3): Ditto.
7368 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
7370 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7372 * genmddump.c (main): Convert argv from char ** to const char **.
7374 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7376 * coretypes.h (OVERRIDE): New macro.
7379 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
7381 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
7382 allow coalescing if the types are compatible.
7384 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7386 * pass_manager.h (pass_manager::register_pass_name): New method.
7387 (pass_manager::get_pass_by_name): New method.
7388 (pass_manager::create_pass_tab): New method.
7389 (pass_manager::m_name_to_pass_map): New field.
7390 * passes.c (name_to_pass_map): Delete global in favor of field
7391 "m_name_to_pass_map" of pass_manager.
7392 (register_pass_name): Rename from a function to...
7393 (pass_manager::register_pass_name): ...this method, updating
7394 for renaming of global "name_to_pass_map" to field
7395 "m_name_to_pass_map".
7396 (create_pass_tab): Rename from a function to...
7397 (pass_manager::create_pass_tab): ...this method, updating
7398 for renaming of global "name_to_pass_map" to field.
7399 (get_pass_by_name): Rename from a function to...
7400 (pass_manager::get_pass_by_name): ...this method.
7401 (enable_disable_pass): Convert use of get_pass_by_name to
7402 a method call, locating the pass_manager singleton.
7404 2016-05-06 David Malcolm <dmalcolm@redhat.com>
7406 * genattr-common.c (main): Convert argv from char ** to const char **.
7407 * genattr.c (main): Likewise.
7408 * genattrtab.c (main): Likewise.
7409 * genautomata.c (initiate_automaton_gen): Likewise.
7411 * gencodes.c (main): Likewise.
7412 * genconditions.c (main): Likewise.
7413 * genconfig.c (main): Likewise.
7414 * genconstants.c (main): Likewise.
7415 * genemit.c (main): Likewise.
7416 * genenums.c (main): Likewise.
7417 * genextract.c (main): Likewise.
7418 * genflags.c (main): Likewise.
7419 * genmddeps.c (main): Likewise.
7420 * genopinit.c (main): Likewise.
7421 * genoutput.c (main): Likewise.
7422 * genpeep.c (main): Likewise.
7423 * genpreds.c (main): Likewise.
7424 * genrecog.c (main): Likewise.
7425 * gensupport.c (init_rtx_reader_args_cb): Likewise.
7426 (init_rtx_reader_args): Likewise.
7427 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7428 (init_rtx_reader_args): Likewise.
7429 * gentarget-def.c (main): Likewise.
7430 * read-md.c (read_md_files): Likewise.
7431 * read-md.h (read_md_files): Likewise.
7433 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7435 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
7436 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
7437 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
7438 Remove unused predicate.
7439 (register_and_not_fp_reg_operand): Ditto.
7441 2016-05-06 Martin Liska <mliska@suse.cz>
7443 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
7444 instead of vec as the vector is local to the function.
7446 2016-05-06 Jakub Jelinek <jakub@redhat.com>
7448 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
7449 avx512bw alternative.
7451 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
7452 before the ashr<mode>3 pattern.
7454 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
7455 v instead of x in vex or maybe_vex alternatives, use
7456 maybe_evex instead of vex in prefix.
7458 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
7459 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
7460 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
7461 in vex or maybe_vex alternatives, use maybe_evex instead of vex
7464 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
7465 v instead of x in vex or maybe_vex alternatives, use
7466 maybe_evex instead of vex in prefix.
7468 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
7469 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
7470 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
7471 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
7472 alternatives, use maybe_evex instead of vex in prefix.
7474 * config/i386/sse.md (vec_interleave_lowv4sf,
7475 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
7476 v instead of x in vex or maybe_vex alternatives, use
7477 maybe_evex instead of vex in prefix.
7479 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
7480 v instead of x in vex or maybe_vex alternatives, use
7481 maybe_evex instead of vex in prefix.
7483 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
7484 v constraint instead of x.
7486 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
7488 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
7489 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
7492 2016-05-06 Richard Biener <rguenther@suse.de>
7494 PR tree-optimization/70948
7495 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
7496 Properly clobber all fields of va_list for __builtin_va_start.
7498 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
7501 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
7502 loop latch destination.
7504 2016-05-06 Martin Liska <mliska@suse.cz>
7506 * tree-ssa-uninit.c: Apply manual changes
7507 to the GNU coding style.
7508 (prune_uninit_phi_opnds): Rename from
7509 prune_uninit_phi_opnds_in_unrealizable_paths.
7511 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7513 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
7514 mspace): Remove deprecated options.
7515 * doc/invoke.texi (SH options): Remove -mspace.
7517 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7519 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
7521 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7523 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
7524 corresponding combine split pattern.
7526 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7529 * config/sh/predicates.md (long_displacement_mem_operand): New.
7530 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
7531 Add movi20, movi20s alternatives. Adjust length attribute for
7533 (movsi_ie): Allow for any FPU. Adjust length attribute for
7535 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
7536 attribute for alternatives.
7537 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
7538 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
7539 length attribute for alternatives.
7541 2016-05-06 Richard Biener <rguenther@suse.de>
7543 PR tree-optimization/70960
7544 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
7546 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7549 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
7550 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
7552 2016-05-06 Marek Polacek <polacek@redhat.com>
7555 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
7557 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
7560 * config/sh/sh.md (*rotcr): Add another variant.
7562 2016-05-06 Richard Biener <rguenther@suse.de>
7565 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
7567 2016-05-06 Richard Biener <rguenther@suse.de>
7570 * fold-const.c (split_tree): Always convert to the original type
7573 2016-05-06 Richard Biener <rguenther@suse.de>
7575 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
7576 (fwprop_addr): Likewise.
7578 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
7583 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
7584 * config/i386/i386.md (push mem splitter): Use find_constant_src in
7585 the splitter condition.
7586 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
7587 the splitter condition.
7588 (FP float_extend load splitter): Ditto.
7590 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
7592 * config/i386/i386.md (peehole2 patterns): Change true_regnum
7593 to REGNO in all peephole2 patterns.
7594 (post-reload splitters): Change true_regnum to REGNO in
7595 post-reload splitters.
7596 (zero_extend splitters): Use general_reg_operand and
7597 nonimmediate_gr_operand predicates.
7599 2016-05-05 Jakub Jelinek <jakub@redhat.com>
7601 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
7602 v constraint instead of x.
7604 2016-05-05 Alan Modra <amodra@gmail.com>
7607 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
7608 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
7609 TARGET_NO_FP_IN_TOC for -mrelocatable.
7610 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
7611 TARGET_RELOCATABLE test.
7612 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7613 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7614 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7615 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7616 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7617 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
7618 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7619 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
7620 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
7621 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7623 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
7624 (rs6000_stack_info): Likewise.
7625 (rs6000_elf_asm_out_constructor): Likewise.
7626 (rs6000_elf_asm_out_destructor): Likewise.
7627 (rs6000_elf_declare_function_name): Likewise.
7628 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
7629 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
7632 2016-05-05 Alan Modra <amodra@gmail.com>
7634 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
7636 2016-05-05 Alan Modra <amodra@gmail.com>
7638 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
7639 out-of-line gpr restore for one or two regs if that would add
7642 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
7645 * config/i386/i386.md
7646 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
7647 Change to post-epilogue_completed late splitter. Use sse_reg_operand
7648 as operand 0 predicate.
7649 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
7651 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
7652 Ditto. Emit the pattern using RTX.
7654 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
7655 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
7656 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
7657 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
7659 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
7660 sse_reg_operand as operand 0 predicate.
7662 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
7663 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
7664 instead of gen_rtx_REG.
7665 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
7668 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7670 * function.c (emit_use_return_register_into_block): Delete.
7671 (gen_return_pattern): Delete.
7672 (emit_return_into_block): Delete.
7673 (active_insn_between): Delete.
7674 (convert_jumps_to_returns): Delete.
7675 (emit_return_for_exit): Delete.
7676 (thread_prologue_and_epilogue_insns): Delete all code dealing with
7677 simple_return for shrink-wrapped blocks.
7678 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
7679 end of blocks that need one.
7680 (get_unconverted_simple_return): Delete.
7681 (convert_to_simple_return): Delete.
7682 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
7683 (convert_to_simple_return): Ditto.
7685 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7687 * cfgcleanup.c (bb_is_just_return): New function.
7688 (try_optimize_cfg): Simplify jumps to return, branches to return,
7689 and branches around return.
7691 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
7693 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
7696 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7700 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
7701 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
7702 assert flags & OEP_HASH_CHECK, instead of asserting it
7703 never happens. Handle TARGET_EXPR.
7704 * fold-const.c (operand_equal_p): For hash verification,
7705 or in OEP_HASH_CHECK into flags.
7707 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
7709 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
7711 (compute_samebase_partition_bases): Fix typo.
7713 2016-05-04 Jakub Jelinek <jakub@redhat.com>
7715 * config/i386/sse.md (vec_interleave_highv8sf,
7716 vec_interleave_lowv8sf, vec_interleave_highv4df,
7717 vec_interleave_lowv4df): Remove constraints from expanders.
7719 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
7721 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7723 * tree-inline.c (expand_call_inline): Fix path dealing with
7724 making lhs of call statement undefined.
7726 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
7728 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
7729 Check availability on NODE, too.
7730 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
7731 (cgraph_node::call_for_symbol_and_aliases): Likewise.
7732 (varpool_node::call_for_symbol_and_aliase): Likewise.
7733 * ipa-pure-const.c (add_new_function): Analyze all bodies.
7734 (propagate_pure_const): Propagate across interposable functions, too.
7735 (skip_function_for_local_pure_const): Do not skip interposable bodies
7737 (pass_local_pure_const::execute): Update.
7739 2016-05-04 Marek Polacek <polacek@redhat.com>
7741 * doc/invoke.texi: Document -Wdangling-else.
7743 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7745 * config.gcc: Error out when conflicting multilib is detected. Do not
7746 loop over multilibs since no combination is legal.
7748 2016-05-04 Alan Modra <amodra@gmail.com>
7750 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
7751 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
7752 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
7755 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
7757 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
7758 Clean up p5600 comments.
7760 2016-05-04 Richard Biener <rguenther@suse.de>
7762 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
7763 constructor simplifications.
7764 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
7766 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
7768 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
7769 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
7770 result.set_rtx is null instead of aborting.
7771 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
7773 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
7774 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
7775 *mov<mode>_store_postinc): New patterns.
7777 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
7779 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
7780 as commutative. Check both conversions are NOP.
7781 ((A & B) OP (C & B)): Remove.
7783 2016-05-04 Alan Modra <amodra@gmail.com>
7785 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
7787 2016-05-04 Alan Modra <amodra@gmail.com>
7790 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
7791 when cr2,3,4 are all fixed regs.
7793 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
7795 PR rtl-optimization/57193
7796 * opts.c (default_options_table): Revert OPT_frename_registers change.
7797 * doc/invoke.texi (-frename-registers, -O2): Likewise.
7799 2016-05-03 Martin Sebor <msebor@redhat.com>
7802 * builtins.c (fold_builtin_FILE): New function.
7803 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
7804 (fold_builtin_0): Call them.
7805 * gimplify.c (gimplify_call_expr): Remove the handling of
7806 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
7809 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
7810 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
7814 * doc/extend.texi (Function Names as Strings): Update __func__,
7815 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
7818 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7819 Richard Biener <rguenther@suse.de>
7821 PR tree-optimization/70916
7822 * tree-if-conv.c: Include cfganal.h.
7823 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
7824 and remove_fake_exit_edges around the optimization pass.
7826 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
7828 * cgraph.c (symbol_table::create_edge): Set inline_failed.
7829 (cgraph_edge::make_direct): Likewise.
7830 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
7831 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
7832 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
7833 (CIF_THUNK): New code.
7834 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
7835 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
7836 (compute_inline_parameters): Set inline_failed for thunks.
7837 (inline_analyze_function): Cleanup.
7838 * ipa-inline.c (can_inline_edge_p): Do not deal with
7839 call_stmt_cannot_inline_p.
7840 (can_early_inline_edge_p): Likewise.
7841 (early_inliner): Initialize inline_failed.
7842 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
7844 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
7846 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
7847 from nonimm_ssenomem_operand.
7848 (nonimm_ssenomem_operand): New predicate.
7849 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
7850 as operand 0 predicate.
7851 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
7852 Disable unsupported alternatives using "enabled" attribute.
7853 Use register_ssemem_operand as operand 0 predicate.
7854 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
7856 2016-05-03 Marek Polacek <polacek@redhat.com>
7859 * input.c (expansion_point_location): New function.
7860 * input.h (expansion_point_location): Declare.
7862 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
7864 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
7865 occurence with frame_offset_ ones.
7867 2016-05-03 Alan Modra <amodra@gmail.com>
7869 PR rtl-optimization/70890
7870 * ira.c (combine_and_move_insns): When moving def_insn, remove
7873 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
7875 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
7876 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
7877 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
7878 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
7880 2016-05-03 Alan Modra <amodra@gmail.com>
7882 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
7883 for SAVE_MULTIPLE/STORE_MULTIPLE.
7885 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7887 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
7888 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
7890 2016-05-03 Richard Biener <rguenther@suse.de>
7892 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
7894 (gimplify_arg): Likewise.
7895 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
7896 re-writing the result to a decl if required.
7897 (internal_get_tmp_var): Add allow_ssa parameter
7898 and override into_ssa with it.
7899 (get_formal_tmp_var): Adjust.
7900 (get_initialized_tmp_var): Add allow_ssa parameter.
7901 (gimplify_arg): Add allow_ssa parameter and avoid generating
7902 SSA names for the result false.
7903 (gimplify_call_expr): If the call may return twice do not
7904 gimplify parameters into SSA.
7905 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
7906 (gimplify_modify_expr): Adjust assert. For noreturn calls
7907 with a SSA name LHS adjust its def.
7908 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
7909 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
7910 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
7911 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
7912 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
7913 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
7914 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
7915 (optimize_target_teams): Do not allow SSA names for clause operands.
7916 (gimplify_expr): Likewise for where we mark the result addressable.
7917 * passes.def (pass_init_datastructures): Remove.
7918 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
7919 (rewrite_stmt): Likewise.
7920 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
7921 (replace_locals_op): Replace SSA names.
7922 (copy_gimple_seq_and_replace_locals): Init src_cfun.
7923 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
7924 * cgraph.c (release_function_body): Free CFG annotations only
7925 when we have a CFG. Simplify.
7926 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
7927 force_gimple_operand instead of get_initialized_tmp_var.
7928 * tree-pass.h (make_pass_init_datastructures): Remove.
7929 * tree-ssa.c (execute_init_datastructures): Remove.
7930 (pass_data_init_datastructures): Likewise.
7931 (class pass_init_datastructures): Likewise.
7932 (make_pass_init_datastructures): Likewise.
7933 * omp-low.c (create_omp_child_function): Init SSA data structures.
7934 (grid_expand_target_grid_body): Likewise.
7935 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
7936 name before adding it to names_to_release.
7937 (remove_bb): Always release SSA defs.
7938 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
7939 before dereferencing it.
7940 * cgraphunit.c (init_lowered_empty_function): Always
7941 int SSA data structures.
7942 * tree-ssanames.c (release_defs): Remove assert that we are in
7944 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
7946 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7947 Uros Bizjak <ubizjak@gmail.com>
7949 PR rtl-optimization/70467
7950 * config/i386/predicates.md (x86_64_hilo_int_operand,
7951 x86_64_hilo_general_operand): New predicates.
7952 * config/i386/constraints.md (Wd): New constraint.
7953 * config/i386/i386.md (mode attr di): Use Wd instead of e.
7954 (general_hilo_operand): New mode attr.
7955 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
7956 instead of <general_operand>.
7957 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
7958 x86_64_hilo_general_operand instead of <general_operand>.
7960 2016-05-03 Jakub Jelinek <jakub@redhat.com>
7962 PR tree-optimization/70916
7963 * tree-if-conv.c (constant_or_ssa_name): Removed.
7964 (fold_build_cond_expr): Use is_gimple_val instead of
7965 constant_or_ssa_name.
7967 PR tree-optimization/70916
7968 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
7969 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
7972 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
7973 (optimize_atomic_bit_test_and): New function.
7974 (pass_fold_builtins::execute): Use it.
7975 * optabs.def (atomic_bit_test_and_set_optab,
7976 atomic_bit_test_and_complement_optab,
7977 atomic_bit_test_and_reset_optab): New optabs.
7978 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
7979 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
7980 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
7981 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
7982 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
7983 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
7984 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
7985 * doc/md.texi (atomic_bit_test_and_set@var{mode},
7986 atomic_bit_test_and_complement@var{mode},
7987 atomic_bit_test_and_reset@var{mode}): Document.
7988 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
7989 atomic_bit_test_and_complement<mode>,
7990 atomic_bit_test_and_reset<mode>): New expanders.
7991 (atomic_bit_test_and_set<mode>_1,
7992 atomic_bit_test_and_complement<mode>_1,
7993 atomic_bit_test_and_reset<mode>_1): New insns.
7995 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
7997 PR rtl-optimization/70687
7998 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
7999 instead of unsigned HOST_WIDE_INT.
8001 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
8003 PR rtl-optimization/44281
8004 * hard-reg-set.h (struct target_hard_regs): New field
8005 x_fixed_nonglobal_reg_set.
8006 (fixed_nonglobal_reg_set): New macro.
8007 * reginfo.c (init_reg_sets_1): Initialize it.
8008 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
8010 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
8012 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8014 PR tree-optimization/56541
8015 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
8016 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
8017 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
8018 (any_complicated_phi): new static variable.
8019 (aggressive_if_conv): delete.
8020 (if_convertible_phi_p): support phis with more than two arguments.
8021 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
8022 critical pred edges.
8023 (ifcvt_split_critical_edges): support phis with more than two
8024 arguments by checking new parameter. only split critical edges
8026 (tree_if_conversion): handle simd pragma marked loop using new
8027 local variable aggressive_if_conv. check any_complicated_phi.
8029 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8031 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
8034 2016-05-03 Bin Cheng <bin.cheng@arm.com>
8036 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
8039 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
8041 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
8042 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
8043 define_insn_and_split.
8044 (mulsi3_i): New define_insn_and_split.
8045 (mulsi3_call): Convert to define_insn.
8046 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
8049 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
8051 * machmode.h (mode_complex): Add support to give the complex mode
8053 (GET_MODE_COMPLEX_MODE): Likewise.
8054 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
8055 stored by build_complex_type and gfc_build_complex_type instead of
8056 trying to figure out the appropriate mode based on the size. Raise
8057 an assertion error, if the type was not set.
8058 * genmodes.c (struct mode_data): Add field for the complex type of
8060 (blank_mode): Likewise.
8061 (make_complex_modes): Remember the complex mode created in the
8063 (emit_mode_complex): Write out the mode_complex array to map a
8064 type mode to the complex version.
8065 (emit_insn_modes_c): Likewise.
8066 * tree.c (build_complex_type): Set the complex type to use before
8067 calling layout_type.
8068 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
8069 support for __float128 complex datatypes.
8070 (rs6000_hard_regno_mode_ok): Likewise.
8071 (rs6000_setup_reg_addr_masks): Likewise.
8072 (rs6000_complex_function_value): Likewise.
8073 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
8074 __float128 and __ibm128 complex.
8075 (FLOAT128_IBM_P): Likewise.
8076 (ALTIVEC_ARG_MAX_RETURN): Likewise.
8077 * doc/extend.texi (Additional Floating Types): Document that
8078 -mfloat128 must be used to enable __float128. Document complex
8079 __float128 and __ibm128 support.
8081 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8084 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
8085 char/short arguments promoted to int because of promote_prototypes.
8087 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8089 * config/i386/predicates.md (register_ssemem_operand): New predicate.
8090 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
8091 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
8092 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
8093 alternatives using "enabled" attribute. Use register_ssemem_operand
8094 as operand 1 predicate.
8095 (*cmpi<unord>xf_i387): Split XFmode pattern from
8096 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
8097 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
8098 *absneg<mode>2_i387. Disable unsupported alternatives using
8099 "enabled" attribute.
8100 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
8102 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8104 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
8106 (oacc_loop_process): Check mask for loop termination.
8108 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8110 * cif-code.def (CIF_THUNK): Add.
8111 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
8114 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
8116 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
8117 (dump_inline_summary): Dump it.
8118 (fp_expression_p): New predicate.
8119 (estimate_function_body_sizes): Use it.
8120 (inline_merge_summary): Merge fp_expressions.
8121 (inline_read_section): Read fp_expressions.
8122 (inline_write_summary): Write fp_expressions.
8123 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
8124 codegen boundary if either caller or callee is !fp_expressions.
8125 * ipa-inline.h (inline_summary): Add fp_expressions.
8126 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
8127 to fp_expressions be sure the fp generation flags are updated.
8129 2016-05-02 Jakub Jelinek <jakub@redhat.com>
8131 PR rtl-optimization/70467
8132 * cse.c (cse_insn): Handle no-op MEM moves after folding.
8134 PR rtl-optimization/70467
8135 * ipa-pure-const.c (check_call): Handle internal calls even in
8136 ipa mode like in local mode.
8138 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
8140 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
8142 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8144 * match.pd (X u< X, X u> X): New transformations.
8146 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
8148 * flag-types.h (enum warn_strict_overflow_code): Move ...
8149 * coretypes.h: ... here.
8150 * fold-const.h (fold_overflow_warning): Declare.
8151 * fold-const.c (fold_overflow_warning): Make non-static.
8152 (fold_comparison): Move the transformation of X +- C1 CMP C2
8153 into X CMP C2 -+ C1 ...
8154 * match.pd: ... here.
8155 * gimple-fold.c (fold_stmt_1): Protect with
8156 fold_defer_overflow_warnings.
8158 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
8160 * omp-low.c (struct oacc_loop): Add 'inner' field.
8161 (new_oacc_loop_raw): Initialize it to zero.
8162 (oacc_loop_fixed_partitions): Initialize it.
8163 (oacc_loop_auto_partitions): Partition outermost loop to outermost
8164 available partitioning.
8166 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8168 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
8170 (umulsidi3): Likewise.
8171 (indirect_jump): Fix jump instruction assembly patterns.
8173 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
8176 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
8177 (nvptx_function_value): Assert non-NULL cfun.
8179 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
8181 PR rtl-optimization/70886
8182 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
8184 * cselib.h (rtx_equal_for_cselib_1): Declare.
8185 (rtx_equal_for_cselib_p: New inline function.
8186 * cselib.c (rtx_equal_for_cselib_p): Delete.
8187 (rtx_equal_for_cselib_1): Make public.
8189 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
8191 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
8192 (register_mixssei387nonimm_operand): Remove predicate.
8193 * config/i386/i386.md (*fop_<mode>_comm): Merge from
8194 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
8195 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
8196 for TARGET_MIX_SSE_I387 alternatives.
8197 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
8198 Disable unsupported alternatives using "enabled" attribute. Use
8199 nonimm_ssenomem_operand as operand 1 predicate. Also check
8200 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
8202 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8204 * tree.c (cst_and_fits_in_hwi): Simplify.
8206 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8208 * tree.h (wi::to_wide): New function.
8209 * expr.c (expand_expr_real_1): Use wi::to_wide.
8210 * fold-const.c (int_const_binop_1): Likewise.
8211 (extract_muldiv_1): Likewise.
8213 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8215 * wide-int.h: Update offset_int and widest_int documentation.
8216 (WI_SIGNED_SHIFT_RESULT): New macro.
8217 (wi::binary_shift): Define signed_shift_result_type for
8218 shifts on offset_int- and widest_int-like types.
8219 (generic_wide_int): Support <<= and >>= if << and >> are supported.
8220 * tree.h (int_bit_position): Use shift operators instead of wi::
8222 * alias.c (adjust_offset_for_component_ref): Likewise.
8223 * expr.c (get_inner_reference): Likewise.
8224 * fold-const.c (fold_comparison): Likewise.
8225 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
8226 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
8227 * tree-dfa.c (get_ref_base_and_extent): Likewise.
8228 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
8229 (stmt_kills_ref_p): Likewise.
8230 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
8231 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
8232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
8233 (ao_ref_init_from_vn_reference): Likewise.
8235 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
8237 * wide-int.h: Update offset_int and widest_int documentation.
8238 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
8239 (wi::binary_traits): Allow ordered comparisons between offset_int and
8240 offset_int, between widest_int and widest_int, and between either
8241 of these types and basic C types.
8242 (operator <, <=, >, >=): Define for the same combinations.
8243 * tree.h (tree_int_cst_lt): Use comparison operators instead
8244 of wi:: comparisons.
8245 (tree_int_cst_le): Likewise.
8246 * gimple-fold.c (fold_array_ctor_reference): Likewise.
8247 (fold_nonarray_ctor_reference): Likewise.
8248 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
8249 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
8250 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
8251 * tree-sra.c (completely_scalarize): Likewise.
8252 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
8253 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
8254 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
8255 (check_for_binary_op_overflow): Likewise.
8256 (search_for_addr_array): Likewise.
8257 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
8259 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8261 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
8262 (arc_save_restore): Likewise.
8263 (arc_dwarf_register_span): Likewise.
8264 (arc_output_pic_addr_const): Initialize suffix variable.
8266 2016-05-02 Martin Liska <mliska@suse.cz>
8268 * symbol-summary.h (function_summary::function_summary):
8269 Remove checking assert for all cgraph nodes.
8270 (function_summary::get): Check summary_uid.
8271 (symtab_insertion): Check summary_uid.
8273 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
8275 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
8276 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
8278 (arc_dwarf_register_span): Remove enum keyword.
8279 (compact_memory_operand_p): New function.
8280 * config/arc/arc.h (reg_class): Add code density register classes.
8281 (REG_CLASS_NAMES): Likewise.
8282 (REG_CLASS_CONTENTS): Likewise.
8283 * config/arc/arc.md (*movqi_insn): Add code density instructions.
8284 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
8285 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
8286 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
8287 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
8289 (h, Rcd, Rsd, Rzd): New register constraints.
8290 (T): Use compact_memory_operand_p function.
8291 * config/arc/predicates.md (compact_load_memory_operand): Remove.
8293 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8295 * config/sh/sh.md (*negnegt, *movtt): Remove.
8297 2016-05-02 Marek Polacek <polacek@redhat.com>
8298 Tom de Vries <tom@codesourcery.com>
8300 PR tree-optimization/70700
8301 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
8302 bigger than FIRST_REF_NODE.
8304 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
8307 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
8309 (prepare_cbranch_operands): Don't use scratch register. Assume that
8310 function is used when pseudos can be created.
8311 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
8312 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
8313 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
8314 define_expand. Allow it only when pseudos can be created.
8315 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
8317 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
8319 * config/i386/constraints.md (BC): Only allow -1 operands.
8320 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
8321 Add "enabled" attribute. Update XI mode attribute calculation.
8322 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
8323 (*movoi_internal_avx): Update XI mode attribute calculation.
8324 (*movti_internal): Ditto.
8326 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8328 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
8329 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
8331 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
8333 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
8334 statement on instruction code. Remove trailing spaces.
8335 (altivec_expand_stv_builtin): Likewise.
8337 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8339 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
8340 (TARGET_FPU_DOUBLE): Simplify.
8341 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
8342 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
8343 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
8344 with 'TARGET_FPU_DOUBLE'.
8345 * config/sh/sh.md: Likewise.
8347 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
8349 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
8350 SH_DIV_STR_FOR_SIZE): Remove.
8351 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
8352 SH_DIV_STR_FOR_SIZE): Remove.
8354 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
8356 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
8357 logical_reg_operand): Delete.
8358 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
8359 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
8360 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
8361 match_operand and match_test.
8362 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
8363 variables on their first use. Return bool values.
8364 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
8365 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
8366 arith_reg_operand for input operand. Remove empty constraints.
8368 (*xorsi3_compact): Rename to xorsi3.
8369 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
8370 (*zero_extend<mode>si2_disp_mem): Update comment.
8373 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8375 * config/sh/t-sh: Remove SH5 support.
8376 * config.gcc: Likewise.
8377 * configure: Likewise.
8379 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8381 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
8383 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
8385 * config/sh/sh.c (register_sh_passes, sh_option_override,
8386 sh_print_operand, prepare_move_operands,
8387 sh_can_follow_jump): Remove TARGET_SH1 checks.
8388 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
8389 PROMOTE_MODE): Likewise.
8390 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
8393 2016-04-30 Alan Modra <amodra@gmail.com>
8395 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
8396 restoring when fixed_reg_p, but allow out-of-line or stmw save.
8397 Check for user regs later to avoid unnecessary looping over regs.
8398 Merge user reg check with non-saved reg check. Don't force
8399 inline VR restore when static chain used.
8400 (rs6000_frame_related): Omit eh_frame info for user regs when
8402 (fixed_regs_p): Delete.
8404 2016-04-30 Alan Modra <amodra@gmail.com>
8406 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
8407 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
8410 2016-04-30 Alan Modra <amodra@gmail.com>
8413 * config/rs6000/rs6000.c (fixed_reg_p): New function.
8414 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
8417 2016-04-30 Alan Modra <amodra@gmail.com>
8419 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
8420 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
8421 flag_pic test for Darwin.
8423 2016-04-30 Alan Modra <amodra@gmail.com>
8425 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
8426 throw_calls_crossed.
8427 (REG_FREQ_CALLS_CROSSED): Delete.
8428 (REG_N_THROWING_CALLS_CROSSED): Delete.
8429 * regstat.c (regstat_bb_compute_ri): Don't calculate
8430 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
8431 (dump_reg_info): Don't print call cross frequency.
8432 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
8433 and REG_N_THROWING_CALLS_CROSSED.
8435 2016-04-30 Alan Modra <amodra@gmail.com>
8437 * regs.h (struct reg_info_t): Delete live_length.
8438 (REG_LIVE_LENGTH): Delete macro.
8439 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
8440 local_live, local_processed and local_live_last_luid params.
8441 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
8443 (regstat_compute_ri): Adjust for above. Don't set
8445 (dump_reg_info): Don't print live length.
8446 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
8447 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
8448 Localize loop_depth var.
8450 2016-04-30 Alan Modra <amodra@gmail.com>
8452 * ira.c (enum valid_equiv): New.
8453 (validate_equiv_mem): Return enum.
8454 (update_equiv_mem): Create replacement in more cases.
8455 (add_store_equivs): Update validate_equiv_mem call.
8457 2016-04-30 Alan Modra <amodra@gmail.com>
8459 * ira.c (combine_and_move_insns): Rather than scanning insns,
8460 use DF infrastucture to find use and def insns.
8462 2016-04-30 Alan Modra <amodra@gmail.com>
8464 ira.c (combine_and_move_insns): Move invariant conditions..
8465 (ira.c): ..to here. Call combine_and_move_insns before
8466 add_store_equivs. Call grow_reg_equivs later. Allocate
8467 req_equiv later using max_reg_num() rather than global max_regno.
8468 (contains_replace_regs): Delete.
8469 (add_store_equivs): Remove contains_replace_regs test.
8471 2016-04-30 Alan Modra <amodra@gmail.com>
8473 * ira.c (struct equiv_mem_data): New.
8474 (equiv_mem, equiv_mem_modified): Delete static vars.
8475 (validate_equiv_mem_from_store): Use "data" param to communicate..
8476 (validate_equiv_mem): ..from here.
8478 2016-04-30 Alan Modra <amodra@gmail.com>
8480 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
8482 (update_reg_equivs): ..here. Move allocation and freeing of
8483 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
8484 end_alias_analysis to..
8487 2016-04-30 Alan Modra <amodra@gmail.com>
8489 * ira.c (pdx_subregs): Delete.
8490 (struct equivalence): Add pdx_subregs field.
8491 (set_paradoxical_subreg): Remove pdx_subregs param. Update
8493 (update_equiv_regs): Don't create or free pdx_subregs. Update
8496 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8498 * config/rs6000/altivec.h: Change definitions of vec_xl and
8500 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
8501 (LD_ELEMREV_V2DI): New.
8502 (LD_ELEMREV_V4SF): New.
8503 (LD_ELEMREV_V4SI): New.
8504 (LD_ELEMREV_V8HI): New.
8505 (LD_ELEMREV_V16QI): New.
8506 (ST_ELEMREV_V2DF): New.
8507 (ST_ELEMREV_V2DI): New.
8508 (ST_ELEMREV_V4SF): New.
8509 (ST_ELEMREV_V4SI): New.
8510 (ST_ELEMREV_V8HI): New.
8511 (ST_ELEMREV_V16QI): New.
8514 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8515 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
8516 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
8517 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
8518 (altivec_expand_builtin): Add handling for
8519 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
8520 (rs6000_invalid_builtin): Add error-checking for
8521 RS6000_BTM_P9_VECTOR.
8522 (altivec_init_builtins): Define builtins used to implement vec_xl
8524 (rs6000_builtin_mask_names): Define power9-vector.
8525 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
8526 (RS6000_BTM_P9_VECTOR): Define.
8527 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
8528 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
8529 (vsx_ld_elemrev_v2df): Likewise.
8530 (vsx_ld_elemrev_v4sf): Likewise.
8531 (vsx_ld_elemrev_v4si): Likewise.
8532 (vsx_ld_elemrev_v8hi): Likewise.
8533 (vsx_ld_elemrev_v16qi): Likewise.
8534 (vsx_st_elemrev_v2df): Likewise.
8535 (vsx_st_elemrev_v2di): Likewise.
8536 (vsx_st_elemrev_v4sf): Likewise.
8537 (vsx_st_elemrev_v4si): Likewise.
8538 (vsx_st_elemrev_v8hi): Likewise.
8539 (vsx_st_elemrev_v16qi): Likewise.
8540 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
8543 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
8545 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
8547 (simplify_control_stmt_condition_1): ... here. Recurse into
8548 BIT_AND_EXPRs and BIT_IOR_EXPRs.
8550 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
8553 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
8554 (zero_extendqi<mode>2_dot): Revert earlier conversion from
8555 define_insn_and_split to define_insn.
8556 (zero_extendqi<mode>2_dot2): Same.
8557 (extendqi<mode>2_dot): Same.
8558 (extendqi<mode>2_dot2): Same.
8560 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8562 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
8563 (probe_stack): New expander.
8564 (probe_stack_<mode>): New insn pattern.
8566 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8568 * config/i386/i386.md
8569 (operations with memory inputs setting flags peephole2):
8570 Remove uneeded REG_P checks. Cleanup pattern generation.
8572 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
8574 * tree-vect-loop.c (vect_transform_loop): Fix
8575 nb_iterations_upper_bound computation for vectorized loop.
8577 2016-04-29 Marek Polacek <polacek@redhat.com>
8578 Jakub Jelinek <jakub@redhat.com>
8581 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
8582 TARGET_EXPR_SLOT as a base.
8584 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
8586 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
8587 with 'rCm2' constraints to limit possible immediate size.
8588 (*load_zeroextendqisi_update): Likewise.
8589 (*load_signextendqisi_update): Likewise.
8590 (*loadhi_update): Likewise.
8591 (*load_zeroextendhisi_update): Likewise.
8592 (*load_signextendhisi_update): Likewise.
8593 (*loadsi_update): Likewise.
8594 (*loadsf_update): Likewise.
8596 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8598 * config/i386/predicates.md (constm1_operand): Fix comparison.
8600 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8602 * testsuite/gcc.target/arc/ieee_eq.c: New test.
8604 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
8606 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
8607 remaining SH5 related settings.
8608 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
8609 shmedia_prepare_call_address): Delete.
8610 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
8611 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
8612 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
8613 UNSUPPORTED_SH2A): Remove m5 checks.
8614 (sh_divide_strategy_e): Remove SH5 division strategies.
8615 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
8616 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
8618 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
8620 * config/s390/s390.c (s390_rtx_costs): Update documentation.
8622 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8624 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
8625 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
8627 * config/s390/vector.md ("mov<mode>"): Likewise.
8629 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
8631 * config/s390/constraints.md ("U", "W"): Invoke
8632 s390_mem_constraint with "ZR" and "ZT".
8633 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
8634 addresses when using LRA. Accept also short displacements for S
8635 and T constraints. Do not check for long displacement target for
8636 S and T constraints.
8637 (s390_mem_constraint): Remove handling of U and W constraints.
8638 * config/s390/s390.md (various patterns): Remove the short
8639 displacement constraints (Q and R) if a long displacement
8640 constraint is present. Add longdisp as required CPU capability.
8641 * config/s390/vector.md: Likewise.
8642 * config/s390/vx-builtins.md: Likewise.
8644 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8647 * reload1.c (reload): Call finish_spills before
8648 restarting reload loop. Skip select_reload_regs
8649 if update_eliminables_and_spill returns true.
8651 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
8653 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
8654 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
8655 (umulhisi3_imm): Update predicates and constraint letters.
8656 (umulhisi3_reg): Declare instruction as commutative.
8657 * config/arc/constraints.md (J12, J16): New constraints.
8658 * config/arc/predicates.md (short_unsigned_const_operand): New
8660 (arc_short_operand): Likewise.
8661 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
8663 2016-04-29 Richard Biener <rguenther@suse.de>
8665 PR tree-optimization/13962
8666 PR tree-optimization/65686
8667 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
8668 * tree-ssa-alias.c (ptrs_compare_unequal): New function
8669 using PTA to compare pointers.
8670 * match.pd: Add pattern for pointer equality compare simplification
8671 using ptrs_compare_unequal.
8673 2016-04-29 Richard Biener <rguenther@suse.de>
8675 * stor-layout.c (layout_type): Do not build a pointer-to-element
8678 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
8680 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
8681 Use SWI mode iterator. Use general_reg_operand predicate.
8682 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
8683 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
8686 2016-04-29 Jakub Jelinek <jakub@redhat.com>
8689 * fold-const.c (operand_equal_p): Don't verify hash value equality
8691 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
8694 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8697 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
8698 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
8699 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
8700 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
8701 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
8703 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8705 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
8706 to info. Don't initialize separate fields to 0. Clean up
8709 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8711 * config/i386/i386.md (peephole2s for operations with memory inputs):
8712 Use SWI mode iterator.
8713 (peephole2s for operations with memory outputs): Ditto.
8714 Do not check for stack checking probe.
8716 (probe_stack): Remove expander.
8718 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8719 Andrew Burgess <andrew.burgess@embecosm.com>
8721 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
8722 operands as 32-bits.
8724 2016-04-28 Jason Merrill <jason@redhat.com>
8726 * gdbinit.in: Skip line-map.h.
8728 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8729 Andrew Burgess <andrew.burgess@embecosm.com>
8731 * config/arc/arc.c (arc_conditional_register_usage): Take
8732 TARGET_RRQ_CLASS into account.
8733 (arc_print_operand): Support printing 'p' and 's' operands.
8734 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
8736 (TARGET_RRQ_CLASS): Define.
8737 (IS_POWEROF2_OR_0_P): Define.
8738 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
8740 (*tst_movb): New define_insn.
8741 (*tst): Avoid recognition if it could prevent '*tst_movb'
8742 combination; replace c/CnL with c/Chs alternative.
8743 (*tst_bitfield_tst): New define_insn.
8744 (*tst_bitfield_asr): New define_insn.
8745 (*tst_bitfield): New define_insn.
8746 (andsi3_i): Add Rrq variant.
8747 (extzv): New define_expand.
8748 (insv): New define_expand.
8749 (*insv_i): New define_insn.
8750 (*movb): New define_insn.
8751 (*movb_signed): New define_insn.
8752 (*movb_high): New define_insn.
8753 (*movb_high_signed): New define_insn.
8754 (*movb_high_signed + 1): New define_split pattern.
8755 (*mrgb): New define_insn.
8756 (*mrgb + 1): New define_peephole2 pattern.
8757 (*mrgb + 2): New define_peephole2 pattern.
8758 * config/arc/arc.opt (mbitops): New option for nps400, uses
8759 TARGET_NPS_BITOPS_DEFAULT.
8760 * config/arc/constraints.md (q): Make register class conditional.
8761 (Rrq): New register constraint.
8762 (Chs): New constraint.
8763 (Clo): New constraint.
8764 (Chi): New constraint.
8765 (Cbf): New constraint.
8766 (Cbn): New constraint.
8767 (C18): New constraint.
8768 (Cbi): New constraint.
8770 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8772 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
8774 (bitmap_intersection_of_preds): Ditto.
8775 (bitmap_union_of_succs): Ditto.
8776 (bitmap_union_of_preds): Ditto.
8777 * sbitmap.c (do_popcount): Delete.
8778 (BITMAP_DEBUGGING): Delete.
8779 (sbitmap_verify_popcount): Delete.
8780 (sbitmap_alloc): Don't initialize the popcount field.
8781 (sbitmap_alloc_with_popcount): Delete.
8782 (sbitmap_resize): Don't resize the popcount array.
8783 (sbitmap_vector_alloc): Don't initialize the popcount field.
8784 (bitmap_copy): Don't copy the popcount array.
8785 (bitmap_clear): Don't clear the popcount array.
8786 (bitmap_clear): Delete the popcount array handling.
8787 (bitmap_ior_and_compl): Delete the popcount assert.
8788 (bitmap_not): Ditto.
8789 (bitmap_and_compl): Ditto.
8790 (bitmap_and): Delete the popcount array handling.
8791 (bitmap_xor): Ditto.
8792 (bitmap_ior): Ditto.
8793 (bitmap_or_and): Delete the popcount assert.
8794 (bitmap_and_or): Ditto.
8795 (popcount_table): Delete.
8796 (sbitmap_elt_popcount): Delete.
8797 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
8798 (bitmap_set_bit): Delete the popcount assert.
8799 (bitmap_clear_bit): Ditto.
8800 (sbitmap_free): Don't free the popcount array.
8801 (sbitmap_alloc_with_popcount): Delete declaration.
8802 (sbitmap_popcount): Ditto.
8804 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8805 Andrew Burgess <andrew.burgess@embecosm.com>
8807 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
8808 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
8809 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
8810 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
8811 * config/arc/arc.opt (mcmem): New option.
8812 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
8813 supply length for r/m alternative.
8814 (*extendqisi2_ac): Likewise.
8815 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
8817 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
8818 (movhi_insn): Likewise.
8819 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
8820 (*zero_extendqihi2_i): Add r/Ucm alternative.
8821 (*zero_extendqisi2_ac): Likewise.
8822 (*zero_extendhisi2_i): Likewise.
8823 * config/arc/constraints.md (Uex): New memory constraint.
8824 (Ucm): New define_constraint.
8825 * config/arc/predicates.md (long_immediate_loadstore_operand):
8826 Return 0 for MEM with cmem_address address.
8827 (cmem_address_0): New predicates.
8828 (cmem_address_1): Likewise.
8829 (cmem_address_2): Likewise.
8830 (cmem_address): Likewise.
8832 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8834 * config/rs6000/rs6000.c (machine_function): Rename
8835 insn_chain_scanned_p to spe_insn_chain_scanned_p.
8836 (rs6000_stack_info): Adjust.
8838 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
8839 Andrew Burgess <andrew.burgess@embecosm.com>
8841 * config/arc/constraints.md (Usd): Convert to define_constraint.
8845 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8848 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
8849 Add new peephole2 where the first insn is *mov<mode>_or instead of
8850 *mov<mode>_internal.
8852 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
8854 * tracer.c (bb_seen): Make static.
8856 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
8858 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
8859 support, setup defaults.
8860 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
8861 * config/arc/arc.c (arc_init): Add NPS400 support.
8862 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
8863 (TARGET_ARC700): NPS400 is also an ARC700.
8864 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
8866 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
8869 * config/nds32/nds32.md (casesi): Don't access the operands array
8872 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8874 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
8875 (or $-1,reg peephole2): Ditto.
8876 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
8878 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
8880 * doc/extend.texi (Common Function Attributes) [optimize]:
8881 Discourage use of the optimize attribute.
8883 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
8885 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
8886 special case builtin.
8887 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
8888 ALTIVEC_BUILTIN_VEC_ADDE.
8889 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8890 support for ALTIVEC_BUILTIN_VEC_ADDE.
8891 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
8892 for __builtin_vec_adde.
8894 2016-04-28 Jakub Jelinek <jakub@redhat.com>
8896 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
8897 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
8899 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8902 * doc/sourcebuild.texi (Effective-Target Keywords, Other
8903 attributes): Document cilkplus_runtime.
8905 2016-04-28 Martin Jambor <mjambor@suse.cz>
8907 * tree-cfg.c (verify_expr): Verify that local declarations belong to
8908 this function. Call verify_expr on MEM_REFs and bases of other
8911 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8913 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
8914 for WORD_REGISTER_OPERATIONS to runtime check.
8916 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8918 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
8920 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8922 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
8923 big-endian compilation.
8924 * config/arc/arc.md (addf3): Likewise.
8928 2016-04-28 Richard Biener <rguenther@suse.de>
8930 PR tree-optimization/70840
8931 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
8932 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
8933 Mark x * pow(x,c) -> pow(x,c+1) commutative.
8934 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
8936 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8938 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
8939 and explain why in a comment.
8941 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8943 * config/arc/arc.md (cpu_facility): Add fpx variant.
8944 (subdf3): Prohibit use reverse sub when assist operations option
8946 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
8947 instructions only when FPX is enabled.
8948 * testsuite/gcc.target/arc/trsub.c: New test.
8950 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
8952 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
8953 mult_operator when calculating "type" attribute.
8954 (*fop_<mode>_1_i387): Ditto.
8955 (*fop_xf_1_i387): Ditto.
8956 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
8957 Use std::swap to swap operands. Use RTL expressions to generate
8960 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
8961 Joern Rennecke <joern.rennecke@embecosm.com>
8963 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
8965 (emit_pic_move): Remove.
8966 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
8967 * config/arc/arc.c (emit_pic_move): Removed.
8968 (TARGET_HAVE_TLS): Define.
8969 (arc_conditional_register_usage): Test for arc_tp_regno.
8970 (arc_print_operand, arc_print_operand_address): Handle TLS
8972 (arc_needs_pcl_p): New function.
8973 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
8974 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
8975 (arc_raw_symbolic_reference_mentioned_p): Likewise.
8976 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
8977 (arc_legitimize_tls_address): Likewise.
8978 (DTPOFF_ZERO_SYM): Define.
8979 (arc_legitimize_pic_address): Make it static, handle TLS cases.
8980 (arc_output_pic_addr_const): Print TLS unspecs.
8981 (prepare_pic_move): New function, replaces emit_pic_move.
8982 (arc_legitimate_constant_p): Handle TLS unspecs.
8983 (arc_legitimate_address_p): Likewise.
8984 (arc_rewrite_small_data_p): Use assert for TLS constants.
8985 (prepare_move_operands): Use prepare_pic_move.
8986 (arc_legitimize_address): Legitimize tls addresses.
8987 (arc_epilogue_uses): Check for arc_tp_regno.
8988 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
8989 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
8991 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
8993 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
8994 %(arc_tls_extra_start_spec).
8995 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
8996 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
8998 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
8999 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
9000 (UNSPEC_TLS_OFF): Add.
9002 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
9003 (get_thread_pointersi): New patterns.
9004 * config/arc/arc.opt (mtp-regno): New option.
9005 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
9006 (move_dest_operand): Likewise.
9007 * configure: Regenerate.
9008 * configure.ac: Add arc*-*-* case to test for tls.
9009 * doc/invoke.texi (ARC options): Document mtp-regno.
9011 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
9013 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
9014 the new ARC HS SIMD instructions.
9015 (arc_preferred_simd_mode): New function.
9016 (arc_autovectorize_vector_sizes): Likewise.
9017 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
9018 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
9019 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
9020 (arc_init_builtins): Add new SIMD builtin types.
9021 (arc_split_move): Handle 64 bit vector moves.
9022 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
9023 (TARGET_PLUS_QMACW): Define.
9024 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
9025 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
9026 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
9027 (VSUBADD4H): New builtins.
9028 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
9029 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
9031 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
9032 Matthias Klose <doko@debian.org>
9034 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
9036 2016-04-28 Richard Biener <rguenther@suse.de>
9039 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
9042 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
9044 * common/config/sh/sh-common.c: Remove SH5 support.
9045 * config/sh/constraints.md: Likewise.
9046 * config/sh/config/sh/elf.h: Likewise.
9047 * config/sh/linux.h: Likewise.
9048 * config/sh/netbsd-elf.h: Likewise.
9049 * config/sh/predicates.md: Likewise.
9050 * config/sh/sh-c.c: Likewise.
9051 * config/sh/sh-protos.h: Likewise.
9052 * config/sh/sh.c: Likewise.
9053 * config/sh/sh.h: Likewise.
9054 * config/sh/sh.md: Likewise.
9055 * config/sh/sh.opt: Likewise.
9056 * config/sh/sync.md: Likewise.
9057 * config/sh/sh64.h: Delete.
9058 * config/sh/shmedia.h: Likewise.
9059 * config/sh/shmedia.md: Likewise.
9060 * config/sh/sshmedia.h: Likewise.
9061 * config/sh/t-netbsd-sh5-64: Likewise.
9062 * config/sh/t-sh64: Likewise.
9063 * config/sh/ushmedia.h: Likewise.
9065 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.md (sign_extend to memory peephole2s): Use
9068 general_reg_operand instead of register_operand predicate.
9070 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9072 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
9074 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
9076 * match.pd (A - B > A, A + B < A): New transformations.
9078 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
9080 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
9081 which defaults to true. Emit an outer pair of parentheses only if
9082 EMIT_PARENS. When continuing a chain of && or || (or & or |),
9083 don't emit parentheses for the right-hand operand.
9085 2016-04-27 Jeff Law <law@redhat.com>
9087 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
9089 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9091 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
9092 (altivec_lvx_<mode>_internal): Document.
9093 (altivec_lvx_<mode>_2op): New define_insn.
9094 (altivec_lvx_<mode>_1op): Likewise.
9095 (altivec_lvx_<mode>_2op_si): Likewise.
9096 (altivec_lvx_<mode>_1op_si): Likewise.
9097 (altivec_stvx_<mode>): Remove.
9098 (altivec_stvx_<mode>_internal): Document.
9099 (altivec_stvx_<mode>_2op): New define_insn.
9100 (altivec_stvx_<mode>_1op): Likewise.
9101 (altivec_stvx_<mode>_2op_si): Likewise.
9102 (altivec_stvx_<mode>_1op_si): Likewise.
9103 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
9104 Expand vec_ld and vec_st during parsing.
9105 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
9107 (altivec_expand_stvx_be): Likewise.
9108 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
9109 address-masking behavior in RTL.
9110 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
9111 address-masking behavior in RTL.
9112 (altivec_expand_builtin): Change builtin code arguments for calls
9113 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
9114 (insn_is_swappable_p): Avoid incorrect swap optimization in the
9115 presence of lvx/stvx patterns.
9116 (alignment_with_canonical_addr): New function.
9117 (alignment_mask): Likewise.
9118 (find_alignment_op): Likewise.
9119 (recombine_lvx_pattern): Likewise.
9120 (recombine_stvx_pattern): Likewise.
9121 (recombine_lvx_stvx_patterns): Likewise.
9122 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
9123 stvx patterns from expand.
9124 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
9126 (vector_altivec_store_<mode>): Likewise.
9128 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
9130 * config/aarch64/aarch64.md
9131 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
9132 remove the "fp" attributes.
9133 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
9134 add the "simd" attributes.
9135 (*movdf_aarch64): Likewise.
9136 (*movtf_aarch64): Remove the "fp" attributes.
9137 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
9138 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
9140 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9142 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
9143 rtx to rtx_code_label *.
9144 * rtl.h (maybe_set_first_label_num): Likewise.
9146 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9148 * df-core.c (df_add_problem): Make the problem param be const.
9149 (df_remove_problem): Make local "problem" be const.
9150 * df-problems.c (problem_RD): Make const.
9151 (problem_LR): Likewise.
9152 (problem_LIVE): Likewise.
9153 (problem_MIR): Likewise.
9154 (problem_CHAIN): Likewise.
9155 (problem_WORD_LR): Likewise.
9156 (problem_NOTE): Likewise.
9157 (problem_MD): Likewise.
9158 * df-scan.c (problem_SCAN): Likewise.
9159 * df.h (struct df_problem): Make field "dependent_problem" be
9161 (struct dataflow): Likewise for field "problem".
9162 (df_add_problem): Make param const.
9164 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9166 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
9167 inter-unit moves to/from vector registers are enabled. Do not disable
9170 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9172 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
9173 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
9175 (enum df_problem_id): ...this new enum.
9176 (struct df_problem): Convert field "id" from "int" to
9179 2016-04-27 David Malcolm <dmalcolm@redhat.com>
9181 * rtl.def: Update comment for "things in the instruction chain" to
9182 reflect the removal of the leading "i" field for INSN_UID in
9183 r210360. Fix bogus apostrophe.
9185 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
9187 * config/i386/i386.md
9188 (lea arith with mem operand + setcc peephole2): Set operator mode.
9190 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
9193 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
9194 (dimode_scalar_to_vector_candidate_p): This.
9195 (timode_scalar_to_vector_candidate_p): New function.
9196 (scalar_to_vector_candidate_p): Likewise.
9197 (timode_check_non_convertible_regs): Likewise.
9198 (timode_remove_non_convertible_regs): Likewise.
9199 (remove_non_convertible_regs): Likewise.
9200 (remove_non_convertible_regs): Renamed to ...
9201 (dimode_remove_non_convertible_regs): This.
9202 (scalar_chain::~scalar_chain): Make it virtual.
9203 (scalar_chain::compute_convert_gain): Make it pure virtual.
9204 (scalar_chain::mark_dual_mode_def): Likewise.
9205 (scalar_chain::convert_insn): Likewise.
9206 (scalar_chain::convert_registers): Likewise.
9207 (scalar_chain::add_to_queue): Make it protected.
9208 (scalar_chain::emit_conversion_insns): Likewise.
9209 (scalar_chain::replace_with_subreg): Likewise.
9210 (scalar_chain::replace_with_subreg_in_insn): Likewise.
9211 (scalar_chain::convert_op): Likewise.
9212 (scalar_chain::convert_reg): Likewise.
9213 (scalar_chain::make_vector_copies): Likewise.
9214 (scalar_chain::convert_registers): New pure virtual function.
9215 (class dimode_scalar_chain): New class.
9216 (class timode_scalar_chain): Likewise.
9217 (scalar_chain::mark_dual_mode_def): Renamed to ...
9218 (dimode_scalar_chain::mark_dual_mode_def): This.
9219 (timode_scalar_chain::mark_dual_mode_def): New function.
9220 (timode_scalar_chain::convert_insn): Likewise.
9221 (dimode_scalar_chain::convert_registers): Likewise.
9222 (scalar_chain::compute_convert_gain): Renamed to ...
9223 (dimode_scalar_chain::compute_convert_gain): This.
9224 (scalar_chain::replace_with_subreg): Renamed to ...
9225 (dimode_scalar_chain::replace_with_subreg): This.
9226 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
9227 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
9228 (scalar_chain::make_vector_copies): Renamed to ...
9229 (dimode_scalar_chain::make_vector_copies): This.
9230 (scalar_chain::convert_reg): Renamed to ...
9231 (dimode_scalar_chain::convert_reg ): This.
9232 (scalar_chain::convert_op): Renamed to ...
9233 (dimode_scalar_chain::convert_op): This.
9234 (scalar_chain::convert_insn): Renamed to ...
9235 (dimode_scalar_chain::convert_insn): This.
9236 (scalar_chain::convert): Call convert_registers.
9237 (convert_scalars_to_vector): Change to scalar_chain pointer to
9238 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
9239 in 32-bit mode. Delete scalar_chain pointer. Call
9240 free_dominance_info in 64-bit mode.
9241 (pass_stv::gate): Remove TARGET_64BIT check.
9242 (ix86_option_override): Put the 64-bit STV pass before the CSE
9245 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
9247 * dwarf2out.h (struct dw_loc_descr_node): Remove the
9248 dw_loc_frame_offset field.
9249 * dwarf2out.c (new_loc_descr): Likewise.
9250 (resolve_args_picking_1): Turn the VISITED hash set into a
9251 FRAME_OFFSET hash map. Use it to associate a frame offset to
9252 visited nodes. Remove uses of the CHECKING_P macro.
9253 (resolve_args_picking): Update call to resolve_args_picking_1.
9255 2016-04-27 Martin Liska <mliska@suse.cz>
9257 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
9258 (free_loop_data): Release vuses of groups.
9260 2016-04-27 Bin Cheng <bin.cheng@arm.com>
9262 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
9263 instead of redundant use_id and boolean have_use_for.
9264 (struct iv_use): Change sub_id into group_id. Remove field next.
9265 Move fields: related_cands, n_map_members, cost_map and selected
9267 (struct iv_group): ... here. New structure.
9268 (struct iv_common_cand): Use structure declaration directly.
9269 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
9270 (MAX_CONSIDERED_USES): Rename macro to ...
9271 (MAX_CONSIDERED_GROUPS): ... here.
9272 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
9273 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
9274 (dump_uses): Rename to ...
9275 (dump_groups): ... here. Update all uses.
9276 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
9277 (find_induction_variables): Refactor format of dump information.
9278 (record_sub_use): Delete.
9279 (record_use): Update all uses.
9280 (record_group): New function.
9281 (record_group_use, find_interesting_uses_op): Call above functions.
9283 (find_interesting_uses_cond): Ditto.
9284 (group_compare_offset): New function.
9285 (split_all_small_groups): Rename to ...
9286 (split_small_address_groups_p): ... here. Update all uses.
9287 (split_address_groups): Update all uses.
9288 (find_interesting_uses): Refactor format of dump information.
9289 (add_candidate_1): Update all uses. Remove redundant check on iv,
9291 (add_candidate, record_common_cand): Remove redundant assert.
9292 (add_iv_candidate_for_biv): Update use.
9293 (add_iv_candidate_derived_from_uses): Update all uses.
9294 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
9295 (alloc_use_cost_map): Ditto.
9296 (set_use_iv_cost, get_use_iv_cost): Rename to ...
9297 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
9298 (determine_use_iv_cost_generic): Ditto.
9299 (determine_group_iv_cost_generic): Ditto.
9300 (determine_use_iv_cost_address): Ditto.
9301 (determine_group_iv_cost_address): Ditto.
9302 (determine_use_iv_cost_condition): Ditto.
9303 (determine_group_iv_cost_cond): Ditto.
9304 (determine_use_iv_cost): Ditto.
9305 (determine_group_iv_cost): Ditto.
9306 (set_autoinc_for_original_candidates): Update all uses.
9307 (find_iv_candidates): Update all uses. Refactor dump information.
9308 (determine_use_iv_costs): Ditto.
9309 (determine_iv_costs): Ditto.
9310 (iv_ca_cand_for_use): Rename to ...
9311 (iv_ca_cand_for_group): ... here. Update all uses.
9312 (iv_ca_add_use, iv_ca_add_group): Ditto.
9313 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
9314 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
9315 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
9316 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
9317 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
9318 (create_new_iv, adjust_iv_update_pos): Ditto.
9319 (rewrite_use_address): Delete.
9320 (rewrite_use_address_1): Rename to ...
9321 (rewrite_use_address): ... here.
9322 (rewrite_use_compare): Update all uses.
9323 (rewrite_use): Delete.
9324 (rewrite_uses): Rename to ...
9325 (rewrite_groups): ... here. Update all uses.
9326 (remove_unused_ivs, free_loop_data): Update all uses.
9327 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
9329 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9331 * rtlanal.c (nonzero_bits1): Convert preprocessor check
9332 for WORD_REGISTER_OPERATIONS to runtime check.
9334 2016-04-27 Richard Biener <rguenther@suse.de>
9337 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
9338 aggregate_value_p to determine if a function result is
9339 returned by reference.
9340 (ipa_pta_execute): Functions having their address taken are
9341 not automatically nonlocal.
9343 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9346 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
9347 * fold-const.c (operand_equal_p): If flag_checking and
9348 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
9349 and if it returns non-zero, assert iterative_hash_expr on both
9352 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9354 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
9356 2016-04-27 Nick Clifton <nickc@redhat.com>
9359 * varasm.c (merge_weak): Generate an error if an attempt is made
9360 to convert a non-weak static function into a weak, public function.
9362 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9364 * params.def (MAX_PARTITION_SIZE): New param.
9365 * doc/invoke.texi: Document lto-max-partition.
9367 2016-04-27 Richard Biener <rguenther@suse.de>
9370 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
9371 function cummulating used_from_other_partition, externally_visible
9372 and force_output from aliases.
9373 (refered_from_nonlocal_var): Likewise.
9374 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
9375 node flags properly.
9377 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
9379 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
9380 (-Wmemset-elt-size): New item.
9382 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
9385 * stor-layout.h (internal_reference_types): Delete.
9386 * stor-layout.c (reference_types_internal): Likewise.
9387 (internal_reference_types): Likewise.
9388 (layout_type) <REFERENCE_TYPE>: Adjust.
9390 2016-04-27 Jakub Jelinek <jakub@redhat.com>
9393 * tree.h (inchash::add_expr): Add FLAGS argument.
9394 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
9395 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
9396 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
9397 Formatting fix. Adjust recursive calls. For tcc_comparison,
9398 if swap_tree_comparison (code) is smaller than code, hash that
9399 and arguments in the other order. Hash CONVERT_EXPR the same
9400 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
9401 of ADDR_EXPR of decl as the decl itself. Add or remove
9402 OEP_ADDRESS_OF from recursive flags as needed. For
9403 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
9404 operands commutatively and only the third one normally.
9405 For internal CALL_EXPR hash in CALL_EXPR_IFN.
9407 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
9409 * config/rtems.h (LIB_SPEC): Add -latomic.
9411 2016-04-27 Joel Sherrill <joel@rtems.org>
9413 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
9414 xilink.ld and flags not relevant to RTEMS.
9416 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
9418 * toplev.c (backend_init_target): Avoid calling init_reload when using
9421 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9423 * reorg.c (try_merge_delay_insns): Declare i and j inside the
9424 for loops rather than one for the whole function.
9426 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9428 * match.pd (X + CST CMP X): New transformation.
9430 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
9432 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
9433 * fold-const.c (fold_binary_loc): Remove 2 transformations
9434 superseded by match.pd.
9435 * match.pd (x+x -> x*2): Generalize to integers.
9437 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
9439 * config/i386/i386.md (operation on memory peephole): Duplicate an
9440 existing peephole and adapt it to match lea rather than an operation
9443 PR rtl-optimization/57193
9444 * opts.c (default_options_table): Add OPT_frename_registers at -O2
9446 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
9448 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9450 * tree-if-conv.c (any_pred_load_store): New static variable.
9451 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
9452 any_pred_load_store instead of and_mask_load_store.
9453 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
9454 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
9455 (combine_blocks, tree_if_conversion): Ditto.
9457 2016-04-26 Bin Cheng <bin.cheng@arm.com>
9459 PR tree-optimization/70771
9460 PR tree-optimization/70775
9461 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
9462 virtual PHI nodes. Delete parameter.
9463 (if_convertible_loop_p_1): Delete argument to above function.
9464 (predicate_all_scalar_phis): Delete code handling single-argument
9466 (tree_if_conversion): Mark and update virtual SSA.
9468 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9471 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
9472 (x86_elf_aligned_common): Rename to ...
9473 (x86_elf_aligned_decl_common): ... this.
9474 Add decl arg. Switch to .lbss for largecomm object. Use
9475 LARGECOMM_SECTION_ASM_OP.
9476 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
9478 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
9479 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
9481 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
9482 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
9484 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
9487 * config/i386/i386.c (SECTION_LARGE): Define.
9488 (x86_64_elf_select_section): Set it for large data/bss sections.
9489 Only clear SECTION_WRITE for .lrodata.
9490 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
9492 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
9493 * varasm.c (default_elf_asm_named_section): Grow flagchars.
9494 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
9496 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
9497 * doc/tm.texi: Regenerate.
9499 2016-04-26 Jakub Jelinek <jakub@redhat.com>
9502 * configure.ac (--enable-checking): Document extra flag, for
9503 non-release builds default to --enable-checking=yes,extra.
9504 If misc checking and extra checking, define CHECKING_P to 2 instead
9506 * common.opt (fchecking=): Add.
9507 * doc/invoke.texi (-fchecking=): Document.
9508 * doc/install.texi: Document --enable-checking changes.
9509 * configure: Regenerated.
9510 * config.in: Regenerated.
9512 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9514 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
9515 attribute instead of which_alternative.
9516 * config/i386/sse.md (*mov<mode>_internal): Ditto.
9517 Use EXT_REX_SSE_REG_P where appropriate.
9519 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9521 * config/i386/predicates.md (const0_operand): Do not match
9522 const_wide_int code.
9523 (const1_operand): Ditto.
9525 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9527 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
9528 for SSE constm1 operands and TARGET_AVX512VL.
9529 (*movti_internal): Ditto.
9530 (*mov<mode>_or): Use constm1_operand predicate.
9531 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
9532 for SSE vector_all_ones operands and TARGET_AVX512VL.
9533 * config/i386/predicates.md (constm1_operand): New predicate.
9534 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
9535 emission of constant -1 load.
9537 2016-04-25 Jason Merrill <jason@redhat.com>
9539 * gdbinit.in: Skip is-a.h.
9541 * attribs.c (register_scoped_attributes): Fix logic.
9542 * attribs.h: Declare register_scoped_attributes.
9544 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9546 * config/rs6000/rs6000-builtin.def: Correct pasto error for
9547 stxvd2x and stxvw4x built-in functions.
9549 2016-04-25 DJ Delorie <dj@redhat.com>
9551 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
9552 (ashrhi3): Likewise.
9553 (lshrhi3): Likewise.
9555 2016-04-25 Richard Biener <rguenther@suse.de>
9557 PR tree-optimization/70780
9558 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
9560 (compute_antic): Mark blocks with abnormal preds as visited as
9561 they have a final empty antic-in solution already.
9563 2016-04-25 Michael Collison <michael.collison@linaro.org>
9565 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
9567 2016-04-25 Michael Collison <michael.collison@linaro.org>
9569 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
9570 mode is VQI to improve mixed mode vectorization.
9571 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
9572 define_insn to match low half of signed vaddw.
9573 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
9574 define_insn to match high half of signed vaddw.
9575 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
9576 define_insn to match low half of unsigned vaddw.
9577 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
9578 define_insn to match high half of unsigned vaddw.
9579 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
9580 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9581 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
9583 (arm_simd_check_vect_par_cnst_half_p): Likewise.
9584 * config/arm/predicates.md (vect_par_constant_high): Support
9585 big endian and simplify by calling
9586 arm_simd_check_vect_par_cnst_half
9587 (vect_par_constant_low): Likewise.
9589 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
9591 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
9592 predicate for operand 2.
9594 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
9595 H.J. Lu <hongjiu.lu@intel.com>
9597 * config/i386/i386-protos.h (standard_sse_constant_p): Add
9598 machine_mode argument.
9599 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
9600 constm1_rtx operands. For VOIDmode constants, get mode from
9601 pred_mode. Check mode size if the mode is supported by ABI.
9602 (standard_sse_constant_opcode): Do not use standard_constant_p.
9603 Strictly check ABI support for all-ones operands.
9604 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
9605 immediates. Update calls to standard_sse_constant_p.
9606 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
9607 (ix86_rtx_costs): Ditto.
9608 * config/i386/i386.md (*movxi_internal_avx512f): Use
9609 nonimmediate_or_sse_const_operand instead of vector_move_operand.
9610 Use (v,BC) alternative instead of (v,C). Use register_operand
9611 checks instead of MEM_P.
9612 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
9613 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
9614 isa attribute. Use register_operand checks instead of MEM_P.
9615 (*movti_internal): Use nonimmediate_or_sse_const_operand for
9616 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
9617 alternative and corresponding sse2 isa attribute.
9618 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
9619 to standard_sse_constant_p.
9620 (FP constant splitters): Ditto.
9621 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
9623 * config/i386/predicates.md (constm1_operand): Remove.
9624 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
9625 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
9626 vector_all_ones_operand instead of constm1_operand.
9628 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9630 * print-rtl.c (print_rtx_insn_vec): New function.
9631 * print-rtl.h: New prototype.
9632 * store-motion.c (struct st_expr): Make avail_stores a vector.
9633 (st_expr_entry): Adjust.
9634 (free_st_expr_entry): Likewise.
9635 (print_store_motion_mems): Likewise.
9636 (find_moveable_store): Likewise.
9637 (compute_store_table): Likewise.
9638 (delete_store): Likewise.
9639 (build_store_vectors): Likewise.
9641 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9643 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
9645 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
9647 * vec.h (vec_safe_contains): New function.
9648 (vec::contains): Likewise.
9649 (vec::begin): Likewise.
9650 (vec::end): Likewise.
9652 2016-04-23 Jakub Jelinek <jakub@redhat.com>
9655 * cfgexpand.c (expand_stack_vars): Fix typo.
9657 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9659 * system.h (list, map, set, vector): Include conditionally.
9660 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
9661 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
9662 * ipa-icf.c (INCLUDE_LIST): Define.
9663 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
9664 * config/sh/sh.c (INCLUDE_VECTOR): Define.
9665 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
9666 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
9667 * cp/logic.cc (INCLUDE_LIST): Define.
9668 * fortran/trans-common.c (INCLUDE_MAP): Define.
9670 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
9672 * auto-profile.c: Remove <string.h> include.
9673 * ipa-icf-gimple.c: Remove <list> include.
9674 * diagnostic.c: Remove <new> include.
9675 * genmatch.c: Likewise.
9676 * pretty-print.c: Likewise.
9677 * toplev.c: Likewise
9678 * c/c-objc-common.c: Likewise.
9679 * cp/error.c: Likewise.
9680 * fortran/error.c: Likewise.
9682 2016-04-22 Richard Biener <rguenther@suse.de>
9684 * lto-streamer-in.c (input_ssa_names): Do not allocate
9685 GIMPLE_NOP for all SSA names.
9686 * lto-streamer-out.c (output_ssa_names): Do not output
9687 SSA names that should have been released.
9689 2016-04-22 Richard Biener <rguenther@suse.de>
9691 PR tree-optimization/70740
9692 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
9695 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
9698 * config/i386/predicates.md (call_insn_operand): Replace
9699 sibcall_memory_operand with memory_operand.
9701 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
9703 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
9704 has_single_use() tests.
9705 (register_edge_assert_for_1): Likewise.
9706 (find_assert_locations_1): Check the liveness bitmap instead of
9707 checking has_single_use().
9709 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
9712 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
9713 Extract AVX-512BW constraint from AVX.
9715 2016-04-21 Richard Biener <rguenther@suse.de>
9717 PR tree-optimization/70725
9718 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
9719 for phi_convertible_by_degenerating_args.
9720 (predicate_all_scalar_phis): Handle single-argument PHIs.
9722 2016-04-21 Richard Biener <rguenther@suse.de>
9725 * fold-const.c (fold_comparison): Return properly typed
9728 2016-04-21 Bin Cheng <bin.cheng@arm.com>
9730 PR tree-optimization/70715
9731 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
9732 after expanding BASE using expand_simple_operations.
9734 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9736 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
9737 New transformations.
9739 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
9741 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
9743 2016-04-20 Jan Hubicka <jh@suse.cz>
9745 * ipa-inline.c (can_inline_edge_p): Pass caller info to
9746 ultiimate_alias_target.
9747 (update_callee_keys): Likewise.
9748 (lookup_recursive_calls): Likewise.
9749 (speculation_useful_p): Likewise.
9751 2016-04-20 Jan Hubicka <jh@suse.cz>
9754 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
9755 (set_nothrow_flag_1): ... this; handle interposition correctly;
9756 recurse on aliases and thunks.
9757 (cgraph_node::set_nothrow_flag): New.
9758 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
9759 functions compiled with non-call exceptions that binds to current
9761 (propagate_nothrow): Be safe WRT interposition.
9762 * cgraph.h (set_nothrow_flag): Update prototype.
9764 2016-04-18 Jan Hubicka <jh@suse.cz>
9766 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
9767 max_loop_iterations_int.
9768 (tree_unswitch_outer_loop): Likewise.
9770 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9772 PR tree-optimization/69489
9773 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
9774 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
9775 Revise dump message.
9776 (if_convertible_bb_p): Remove check on edge count of basic block's
9779 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9781 PR tree-optimization/56625
9782 PR tree-optimization/69489
9783 * tree-data-ref.h (DR_INNERMOST): New macro.
9784 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
9785 hashing struct innermost_loop_behavior.
9786 (ref_DR_map): Remove.
9787 (innermost_DR_map): New map.
9788 (baseref_DR_map): Revise comment.
9789 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
9790 to innermost_DR_map accroding to its innermost loop behavior.
9791 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
9792 to its innermost loop behavior.
9793 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
9794 Add initialization for innermost_DR_map. Record memory reference
9795 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
9796 have innermost loop behavior.
9797 (if_convertible_loop_p): Remove release for ref_DR_map. Release
9800 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
9802 * config/i386/i386.md (*lea<mode>_general_1): Rename from
9803 *lea_general_1. Use explicit SWI12 mode interator.
9804 (*lea<mode>_general_2): Rename from *lea_general_2.
9805 Use explicit SWI12 mode interator.
9806 (*lea<mode>_general_3): Rename from *lea_general_3.
9807 Use explicit SWI12 mode interator.
9808 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
9809 Use explicit SWI12 mode interator.
9810 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
9811 Use explicit SWI48 mode interator.
9813 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9815 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
9816 Short-cut unaligned load and store cases. Handle all integer
9818 (ix86_expand_vector_move_misalign): Short-cut unaligned load
9819 and store cases. Call ix86_avx256_split_vector_move_misalign
9820 directly without checking mode class.
9822 2016-04-20 Andrew Pinski <apinski@cavium.com>
9823 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9826 * config/aarch64/aarch64.md (sibcall): Force call
9827 address to be DImode for ILP32.
9828 (sibcall_value): Likewise.
9830 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
9832 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
9834 2016-04-20 Richard Biener <rguenther@suse.de>
9836 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
9837 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
9838 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
9839 (maybe_push_res_to_seq): Adjust.
9840 * gimple-fold.c (maybe_build_generic_op): Likewise.
9842 2016-04-20 Marek Polacek <polacek@redhat.com>
9844 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
9847 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
9849 * config/i386/sse.md (vec_unpacks_lo_hi): Always
9850 use kmovw to support AVX512F target.
9852 2016-04-20 Bin Cheng <bin.cheng@arm.com>
9854 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
9856 2016-04-20 Marek Polacek <polacek@redhat.com>
9858 PR tree-optimization/70725
9859 * tree-if-conv.c (is_false_predicate): New function.
9860 (predicate_mem_writes): Use it.
9862 2016-04-20 Richard Biener <rguenther@suse.de>
9864 PR tree-optimization/70726
9865 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
9866 shift amounts from a pattern stmt operand.
9868 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9871 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
9872 stack_restore_from_fpr pattern when restoring r15.
9873 (s390_optimize_prologue): Strip away the memory barrier in the
9874 parallel when trying to get rid of restore insns.
9875 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
9876 definition for loading the stack pointer from an FPR. Compared to
9877 the normal move insn this pattern includes a full memory barrier.
9879 2016-04-19 Jakub Jelinek <jakub@redhat.com>
9882 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
9883 implicitly linear or lastprivate iterator on the outer context.
9885 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9887 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
9889 * config/i386/i386.md (ssememalign): Removed.
9890 * config/i386/sse.md: Remove ssememalign attribute from patterns.
9892 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
9895 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
9896 const short * to __builtin_ia32_loaddquhi512_mask.
9897 (_mm512_maskz_loadu_epi16): Likewise.
9898 (_mm512_mask_storeu_epi16): Pass short * to
9899 __builtin_ia32_storedquhi512_mask.
9900 (_mm512_mask_loadu_epi8): Pass const char * to
9901 __builtin_ia32_loaddquqi512_mask.
9902 (_mm512_maskz_loadu_epi8): Likewise.
9903 (_mm512_mask_storeu_epi8): Pass char * to
9904 __builtin_ia32_storedquqi512_mask.
9905 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
9906 const double * to __builtin_ia32_loadupd512_mask.
9907 (_mm512_mask_loadu_pd): Likewise.
9908 (_mm512_maskz_loadu_pd): Likewise.
9909 (_mm512_storeu_pd): Pass double * to
9910 __builtin_ia32_storeupd512_mask.
9911 (_mm512_mask_storeu_pd): Likewise.
9912 (_mm512_loadu_ps): Pass const float * to
9913 __builtin_ia32_loadups512_mask.
9914 (_mm512_mask_loadu_ps): Likewise.
9915 (_mm512_maskz_loadu_ps): Likewise.
9916 (_mm512_storeu_ps): Pass float * to
9917 __builtin_ia32_storeups512_mask.
9918 (_mm512_mask_storeu_ps): Likewise.
9919 (_mm512_mask_loadu_epi64): Pass const long long * to
9920 __builtin_ia32_loaddqudi512_mask.
9921 (_mm512_maskz_loadu_epi64): Likewise.
9922 (_mm512_mask_storeu_epi64): Pass long long *
9923 to __builtin_ia32_storedqudi512_mask.
9924 (_mm512_loadu_si512): Pass const int * to
9925 __builtin_ia32_loaddqusi512_mask.
9926 (_mm512_mask_loadu_epi32): Likewise.
9927 (_mm512_maskz_loadu_epi32): Likewise.
9928 (_mm512_storeu_si512): Pass int * to
9929 __builtin_ia32_storedqusi512_mask.
9930 (_mm512_mask_storeu_epi32): Likewise.
9931 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
9932 char * to __builtin_ia32_storedquqi256_mask.
9933 (_mm_mask_storeu_epi8): Likewise.
9934 (_mm256_mask_loadu_epi16): Pass const short * to
9935 __builtin_ia32_loaddquhi256_mask.
9936 (_mm256_maskz_loadu_epi16): Likewise.
9937 (_mm_mask_loadu_epi16): Pass const short * to
9938 __builtin_ia32_loaddquhi128_mask.
9939 (_mm_maskz_loadu_epi16): Likewise.
9940 (_mm256_mask_loadu_epi8): Pass const char * to
9941 __builtin_ia32_loaddquqi256_mask.
9942 (_mm256_maskz_loadu_epi8): Likewise.
9943 (_mm_mask_loadu_epi8): Pass const char * to
9944 __builtin_ia32_loaddquqi128_mask.
9945 (_mm_maskz_loadu_epi8): Likewise.
9946 (_mm256_mask_storeu_epi16): Pass short * to.
9947 __builtin_ia32_storedquhi256_mask.
9948 (_mm_mask_storeu_epi16): Pass short * to.
9949 __builtin_ia32_storedquhi128_mask.
9950 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
9951 const double * to __builtin_ia32_loadupd256_mask.
9952 (_mm256_maskz_loadu_pd): Likewise.
9953 (_mm_mask_loadu_pd): Pass onst double * to
9954 __builtin_ia32_loadupd128_mask.
9955 (_mm_maskz_loadu_pd): Likewise.
9956 (_mm256_mask_storeu_pd): Pass double * to
9957 __builtin_ia32_storeupd256_mask.
9958 (_mm_mask_storeu_pd): Pass double * to
9959 __builtin_ia32_storeupd128_mask.
9960 (_mm256_mask_loadu_ps): Pass const float * to
9961 __builtin_ia32_loadups256_mask.
9962 (_mm256_maskz_loadu_ps): Likewise.
9963 (_mm_mask_loadu_ps): Pass const float * to
9964 __builtin_ia32_loadups128_mask.
9965 (_mm_maskz_loadu_ps): Likewise.
9966 (_mm256_mask_storeu_ps): Pass float * to
9967 __builtin_ia32_storeups256_mask.
9968 (_mm_mask_storeu_ps): ass float * to
9969 __builtin_ia32_storeups128_mask.
9970 (_mm256_mask_loadu_epi64): Pass const long long * to
9971 __builtin_ia32_loaddqudi256_mask.
9972 (_mm256_maskz_loadu_epi64): Likewise.
9973 (_mm_mask_loadu_epi64): Pass const long long * to
9974 __builtin_ia32_loaddqudi128_mask.
9975 (_mm_maskz_loadu_epi64): Likewise.
9976 (_mm256_mask_storeu_epi64): Pass long long * to
9977 __builtin_ia32_storedqudi256_mask.
9978 (_mm_mask_storeu_epi64): Pass long long * to
9979 __builtin_ia32_storedqudi128_mask.
9980 (_mm256_mask_loadu_epi32): Pass const int * to
9981 __builtin_ia32_loaddqusi256_mask.
9982 (_mm256_maskz_loadu_epi32): Likewise.
9983 (_mm_mask_loadu_epi32): Pass const int * to
9984 __builtin_ia32_loaddqusi128_mask.
9985 (_mm_maskz_loadu_epi32): Likewise.
9986 (_mm256_mask_storeu_epi32): Pass int * to
9987 __builtin_ia32_storedqusi256_mask.
9988 (_mm_mask_storeu_epi32): Pass int * to
9989 __builtin_ia32_storedqusi128_mask.
9990 * config/i386/i386-builtin-types.def (PCSHORT): New.
9992 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
9993 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
9994 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
9995 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
9996 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
9997 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
9998 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
9999 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
10000 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
10001 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
10002 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
10003 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
10004 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
10005 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
10006 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
10007 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
10008 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
10009 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
10010 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
10011 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
10012 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
10013 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
10014 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
10015 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
10016 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
10017 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
10018 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
10019 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
10020 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
10021 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
10022 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
10023 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
10024 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
10025 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
10026 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
10027 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
10028 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
10029 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
10030 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
10031 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
10032 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
10033 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
10034 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
10035 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
10036 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
10037 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
10038 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
10039 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
10040 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
10042 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
10043 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
10045 (ix86_expand_vector_move_misalign): Likewise.
10046 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
10047 to scalar function prototype for unaligned load/store builtins.
10048 (ix86_expand_special_args_builtin): Updated.
10049 * config/i386/sse.md (UNSPEC_LOADU): Removed.
10050 (UNSPEC_STOREU): Likewise.
10051 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
10052 (VI_ULOADSTORE_F_AVX512VL): Likewise.
10053 (ssescalarsize): Handle V4TI, V2TI and V1TI.
10054 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10055 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
10056 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
10057 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
10058 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
10059 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
10060 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
10061 (<avx512>_storedqu<mode>_mask): Likewise.
10062 (*sse4_2_pcmpestr_unaligned): Likewise.
10063 (*sse4_2_pcmpistr_unaligned): Likewise.
10064 (*mov<mode>_internal): Renamed to ...
10065 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
10066 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
10067 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
10068 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
10070 2016-04-19 Richard Biener <rguenther@suse.de>
10072 PR tree-optimization/70171
10073 * tree-ssa-phiprop.c: Include stor-layout.h.
10074 (phiprop_insert_phi): Handle the aggregate copy case.
10075 (propagate_with_phi): Likewise.
10077 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
10079 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
10080 instead of simplify_gen_subreg (... , 0).
10081 (ix86_delegitimize_address): Ditto.
10082 (ix86_split_divmod): Ditto.
10083 (ix86_split_copysign_const): Ditto.
10084 (ix86_split_copysign_var): Ditto.
10085 (ix86_expand_args_builtin): Ditto.
10086 (ix86_expand_round_builtin): Ditto.
10087 (ix86_expand_special_args_builtin): Ditto.
10088 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
10089 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
10090 (udivmodqi4): Ditto.
10091 (absneg splitters): Ditto.
10092 (*jcc_bt<mode>_1): Ditto.
10094 2016-04-19 Richard Biener <rguenther@suse.de>
10096 PR tree-optimization/70724
10097 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
10098 restoring out from ...
10099 (free_scc_vn): ... here.
10100 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
10101 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
10103 (pass_fre::execute): Restore SSA info.
10105 2016-04-19 Richard Biener <rguenther@suse.de>
10107 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
10108 * gimple-walk.c (walk_gimple_op): Initialize it.
10109 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
10110 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
10111 remapping SSA names of defs.
10112 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
10115 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
10117 PR middle-end/70689
10118 * lra-constraints.c (equiv_substition_p): New.
10119 (process_alt_operands): Use it.
10120 (swap_operands): Swap it.
10121 (curr_insn_transform): Update it.
10123 2016-04-18 Michael Matz <matz@suse.de>
10125 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
10126 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
10127 * tree-core.h (tree_type_common.align): Use bit-field.
10128 (tree_type_common.spare): New.
10129 (tree_decl_common.off_align): Make smaller.
10130 (tree_decl_common.align): Use bit-field.
10132 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
10133 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
10134 (scan_sharing_clauses): Ditto.
10135 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10136 (omp_finish_file): Ditto.
10137 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
10138 (layout_decl): Ditto.
10139 (relayout_decl): Ditto.
10140 (finalize_record_size): Use SET_TYPE_ALIGN.
10141 (finalize_type_size): Ditto.
10142 (finish_builtin_struct): Ditto.
10143 (layout_type): Ditto.
10144 (initialize_sizetypes): Ditto.
10145 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
10146 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
10147 (lookup_field_for_decl): Use SET_DECL_ALIGN.
10148 (get_chain_field): Ditto.
10149 (get_trampoline_type): Ditto.
10150 (get_nl_goto_field): Ditto.
10151 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
10153 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
10154 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
10155 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
10156 (build_qualified_type): Use SET_TYPE_ALIGN.
10157 (build_aligned_type, build_range_type_1): Ditto.
10158 (build_atomic_base): Ditto.
10159 (build_common_tree_nodes): Ditto.
10160 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
10161 (expand_one_stack_var_at): Ditto.
10162 * coverage.c (build_var): Use SET_DECL_ALIGN.
10163 * except.c (init_eh): Ditto.
10164 * function.c (assign_parm_setup_block): Ditto.
10165 * symtab.c (increase_alignment_1): Ditto.
10166 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
10167 * tree-vect-stmts.c (ensure_base_align): Ditto.
10168 * varasm.c (align_variable): Ditto.
10169 (assemble_variable): Ditto.
10170 (build_constant_desc): Ditto.
10171 (output_constant_def_contents): Ditto.
10173 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
10174 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
10175 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
10176 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
10177 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
10179 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
10182 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
10183 replace %vmovsd with "%vmovq".
10184 (vec_concatv2df): Likewise.
10186 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
10188 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
10189 (*vec_extractv2si_0): Ditto.
10190 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
10191 (zero_extended_scalar_load_operand splitters): Ditto.
10192 (vec_extract splitters): Ditto.
10193 (*vec_extractv4si_0_zext): Ditto.
10194 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
10195 and lowpart_subreg.
10196 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
10197 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
10198 (*sse4_1_extractps): Use lowpart_subreg.
10199 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
10201 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
10203 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
10205 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
10206 Mention Solaris 11 packaging changes.
10207 Update gas and gld requirements.
10208 Remove reference to pre-Solaris 10 bug.
10209 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
10211 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
10214 2016-04-17 Jan Hubicka <jh@suse.cz>
10216 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
10217 max_loop_iterations_int.
10219 2016-04-18 Richard Biener <rguenther@suse.de>
10221 PR tree-optimization/43434
10222 * tree-ssa-structalias.c (struct vls_data): New.
10223 (visit_loadstore): Handle all pointer-based accesses.
10224 (compute_dependence_clique): Compute a bitmap of restrict tags
10225 assigned bases and pass it to visit_loadstore.
10227 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
10230 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
10231 armv8.1-a and armv8.1-a+crc.
10233 2016-04-18 Richard Biener <rguenther@suse.de>
10235 PR tree-optimization/70701
10236 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
10237 references after translating through a memcpy.
10239 2016-04-18 Richard Biener <rguenther@suse.de>
10241 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
10242 (compute_antic): ... here. For partial antic use regular
10243 postorder and scrap iteration.
10244 (compute_partial_antic_aux): Remove unused return value.
10245 (init_pre): Do not allocate postorder.
10246 (fini_pre): Do not free postorder.
10248 2016-04-18 Richard Biener <rguenther@suse.de>
10250 PR middle-end/37870
10251 * expmed.c (extract_bit_field_1): Remove broken case
10252 using a wider MODE_INT mode.
10254 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
10256 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
10257 unless compiling with at least GCC-4.8.
10259 2016-04-17 Jan Hubicka <jh@suse.cz>
10262 * graphite.c (graphite_finalize): Update call to
10263 tree_estimate_probability.
10264 * predict.h (tree_estimate_probability): Update prototype.
10266 2016-04-17 Jan Hubicka <jh@suse.cz>
10268 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
10269 (tree_estimate_probability): Likewise.
10270 (pass_profile::execute): Update.
10271 (report_predictor_hitrates): New function.
10272 * profile.c (compute_branch_probabilities): Use it.
10273 * predict.h (report_predictor_hitrates): Declare.
10275 2016-04-17 Jan Hubicka <jh@suse.cz>
10278 * cgraph.h (cgraph_node::set_const_flag,
10279 cgraph_node::set_pure_flag): Update prototype to return bool;
10281 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
10282 of interposable symbol are interposable, too.
10283 (cgraph_set_const_flag_1): Rename to ...
10284 (set_const_flag_1): ... this one; change to self recursive function
10285 instead of call_for_symbol_thunks_and_aliases. Handle correctly
10286 clearnig the flag in all variants and also virtual thunks of const
10287 functions are pure; track if any change was done.
10288 (cgraph_node::set_const_flag): Update.
10289 (struct set_pure_flag_info): New struct.
10290 (cgraph_set_pure_flag_1): Rename to ...
10291 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
10292 rather than pointer encoded flags; track if any changes was done;
10293 handle correctly clearning flag and setting flag of aliases already
10295 (cgraph_node::set_pure_flag): Update.
10296 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
10298 2016-04-17 Tom de Vries <tom@codesourcery.com>
10301 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
10302 backslash in label.
10304 2016-04-17 Tom de Vries <tom@codesourcery.com>
10306 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
10307 '{}<> ' as escape-for-record.
10309 2016-04-17 Tom de Vries <tom@codesourcery.com>
10311 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
10314 2016-04-17 Tom de Vries <tom@codesourcery.com>
10317 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
10318 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
10319 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
10320 * passes.c (finish_optimization_passes): Only call
10321 finish_graph_dump_file if dfi->graph_dump_initialized.
10322 (execute_function_dump, pass_init_dump_file): Use
10323 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
10325 2016-04-17 Tom de Vries <tom@codesourcery.com>
10327 PR tree-optimization/70256
10328 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
10329 (debug_varmap): New function.
10331 2016-04-17 Tom de Vries <tom@codesourcery.com>
10334 * passes.c (pass_manager::register_pass): Propagate pflags.
10336 2016-04-17 Tom de Vries <tom@codesourcery.com>
10339 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
10340 * passes.c (pass_manager::pass_manager): Declare and init p_start in
10341 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
10342 check if it's equal to p_start.
10343 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
10345 2016-04-15 Jan Hubicka <jh@suse.cz>
10348 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
10349 function does not bind to current def.
10350 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
10351 handle conservatively calls to functions that does not need to bind
10353 (check_call): Update call of worse_state.
10354 (ignore_edge_for_nothrow): Update.
10355 (ignore_edge_for_pure_const): Likewise.
10356 (propagate_pure_const): Update calls to worse_state.
10357 (skip_function_for_local_pure_const): Reformat comments.
10359 2016-04-15 Jan Hubicka <jh@suse.cz>
10362 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
10363 (cgraph_node::function_symbol): Likewise.
10364 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10365 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
10366 (symtab_node::ultimate_alias_target): Add REF parameter.
10367 (symtab_node::binds_to_current_def_p): Declare.
10368 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
10369 (cgraph_node::function_symbol): Likewise.
10370 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
10371 (cgraph_node::get_availability): Likewise.
10372 (cgraph_edge::binds_to_current_def_p): New inline function.
10373 (varpool_node::get_availability): Add REF parameter.
10374 (varpool_node::ultimate_alias_target): Likewise.
10375 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
10376 (symtab_node::binds_to_current_def_p): Likewise.
10377 * varpool.c (varpool_node::get_availability): Likewise.
10379 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10382 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
10383 Fix mode size check.
10385 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10387 * BASE-VER: Set to 7.0.0.
10389 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
10391 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
10393 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10395 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
10396 architecture revisions.
10398 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
10400 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
10401 * config/i386/i386.c (ix86_using_red_zone): No longer static.
10402 * config/i386/i386.md (stack decrement to push peepholes): Guard
10403 with !x86_using_red_zone ().
10405 2016-04-15 Jakub Jelinek <jakub@redhat.com>
10408 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
10409 to dump_generic_node.
10410 (NIY): Pass also flags to do_niy.
10412 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
10414 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
10415 (simd_clone_vector_of_formal_parm_types)
10416 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
10417 (simd_clone_mangle, simd_clone_create)
10418 (simd_clone_adjust_return_type, create_tmp_simd_array)
10419 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
10420 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
10421 (ipa_simd_modify_function_body, simd_clone_linear_addend)
10422 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
10423 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
10424 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
10425 * omp-simd-clone.c: ... this new file.
10426 (simd_clone_vector_of_formal_parm_types): Make it static.
10427 * Makefile.in (OBJS): Add omp-simd-clone.o.
10429 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
10432 * config/i386/sse.md: Use proper memory operand modifiers.
10435 2016-04-15 Richard Biener <rguenther@suse.de>
10436 Alan Modra <amodra@gmail.com>
10438 PR tree-optimization/70130
10439 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
10440 when alignment stays not the same and no not use the realign
10443 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
10446 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
10447 direct move handlers for KFmode. Change TFmode handlers test from
10448 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
10450 2016-04-14 Jakub Jelinek <jakub@redhat.com>
10453 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
10454 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
10455 (inlined_polymorphic_ctor_dtor_block_p): Use it.
10456 * tree-ssa-live.c (remove_unused_scope_block_p): When
10457 in_ctor_dtor_block, avoid discarding not just BLOCKs with
10458 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
10459 block_ultimate_origin is FUNCTION_DECL.
10460 (remove_unused_locals): If current_function_decl is
10461 polymorphic_ctor_dtor_p, pass initial true to
10462 remove_unused_scope_block_p' is_ctor_dtor_block.
10464 2016-04-14 Martin Sebor <msebor@redhat.com>
10469 * doc/extend.texi (Variable Length): Revert.
10471 2016-04-14 Marek Polacek <polacek@redhat.com>
10472 Jan Hubicka <hubicka@ucw.cz>
10475 * tree.c (verify_type): Disable the canonical type of main variant
10478 2016-04-14 Jason Merrill <jason@redhat.com>
10480 * cfgexpand.c, expr.c: Revert previous change.
10482 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
10484 PR middle-end/70643
10485 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
10486 when building a mem ref for the incoming reduction variable.
10488 2016-04-14 Richard Biener <rguenther@suse.de>
10490 PR tree-optimization/70614
10491 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
10492 loop if the evolution dropped to chrec_dont_know.
10493 (interpret_condition_phi): Likewise.
10495 2016-04-14 Richard Biener <rguenther@suse.de>
10497 PR tree-optimization/70623
10498 * tree-ssa-pre.c (changed_blocks): Make global ...
10499 (compute_antic): ... local here. Move and fix worklist
10500 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
10501 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
10502 worklist handling, dump when ANTIC_IN changed.
10503 (compute_partial_antic_aux): Remove worklist handling.
10504 (init_pre): Do not compute post dominators. Add a comment about
10505 the CFG order chosen.
10506 (fini_pre): Do not free post dominators.
10508 2016-04-13 Martin Sebor <msebor@redhat.com>
10513 * doc/extend.texi (Variable Length): Document C++ specifics.
10515 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10518 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
10519 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
10520 eh edges have been purged.
10523 * tree-sra.c (create_access_replacement,
10524 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
10526 * tree-pretty-print.c (dump_fancy_name): New function.
10527 (dump_decl_name, dump_generic_node): Use it.
10529 2016-04-13 Jason Merrill <jason@redhat.com>
10531 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
10532 * expr.c (expand_expr_real_1): Likewise.
10534 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
10536 * config/i386/i386.md (kunpckhi): Swap operands.
10537 (kunpcksi): Likewise.
10538 (kunpckdi): Likewise.
10539 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
10540 (vec_pack_trunc_<mode>): Likewise.
10542 2016-04-13 Jakub Jelinek <jakub@redhat.com>
10545 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
10547 PR middle-end/70633
10548 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
10549 gimplification turns some element into non-constant.
10552 * rtl.h (convert_memory_address_addr_space_1): New prototype.
10553 * explow.c (convert_memory_address_addr_space_1): No longer static,
10554 add NO_EMIT argument and don't call convert_modes if true, pass
10555 it down recursively, remove break after return.
10556 (convert_memory_address_addr_space): Adjust caller.
10557 * simplify-rtx.c (simplify_unary_operation_1): Call
10558 convert_memory_address_addr_space_1 instead of convert_memory_address,
10559 if it returns NULL, don't simplify.
10561 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
10564 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
10566 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10568 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10569 Bump the upper SIMDLEN limits, so that if the return type or
10570 characteristic type if the return type is void can be passed in
10571 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
10574 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
10577 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
10578 Do not use "=" constraint on an input constraint.
10579 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10580 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10581 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
10582 generates (neg (abs ...)) instead of (abs ...).
10584 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10586 PR rtl-optimization/70596
10587 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
10588 just invalidate LRA data and reset them. Adjust dump wording.
10590 2016-04-12 Martin Liska <mliska@suse.cz>
10593 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10595 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
10597 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
10598 max_loop_iterations_int.
10599 (tree_unswitch_outer_loop): Likewise.
10600 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
10601 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
10603 2016-04-12 Tom de Vries <tom@codesourcery.com>
10605 PR tree-optimization/68756
10606 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
10607 instead of new_name.
10609 2016-04-12 Jakub Jelinek <jakub@redhat.com>
10611 PR tree-optimization/70602
10612 * tree-sra.c (generate_subtree_copies): Don't write anything into
10613 constant pool decls.
10615 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
10616 regardless whether there are depend clauses or not.
10618 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10621 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
10622 target attribute and pragma from changing the -mfloat128
10623 and -mfloat128-hardware options.
10625 * doc/extend.texi (Additional Floating Types): Document PowerPC
10626 __float128 restrictions.
10628 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10631 * config/aarch64/driver-aarch64.c
10632 (aarch64_get_extension_string_for_isa_flags): New.
10633 (arch_extension): Rename to...
10634 (aarch64_arch_extension): ...This.
10635 (ext_to_feat_string): Rename to...
10636 (aarch64_extensions): ...This.
10637 (aarch64_core_data): Keep track of architecture extension flags.
10638 (cpu_data): Rename to...
10639 (aarch64_cpu_data): ...This.
10640 (aarch64_arch_driver_info): Keep track of architecture extension
10642 (get_arch_name_from_id): Rename to...
10643 (get_arch_from_id): ...This, change return type.
10644 (host_detect_local_cpu): Update and reformat for renames, handle
10645 extensions through common infrastructure.
10647 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10650 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
10651 track of a canonical flag name.
10652 (all_extensions): Likewise.
10653 (arch_to_arch_name): Also track extension flags enabled by the arch.
10654 (all_architectures): Likewise.
10655 (aarch64_parse_extension): Move to here.
10656 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
10658 (aarch64_rewrite_selected_cpu): Update for above change.
10659 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
10660 are handled, such that the single explicit value enabled by an
10661 extension is kept seperate from the implicit values it also enables.
10662 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
10664 (aarch64_parse_extension): New.
10665 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
10666 here to config/aarch64/aarch64-protos.h.
10667 (aarch64_parse_extension): Move from here to
10668 common/config/aarch64/aarch64-common.c.
10669 (aarch64_option_print): Update.
10670 (aarch64_declare_function_name): Likewise.
10671 (aarch64_start_file): Likewise.
10672 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
10673 the canonical flag for extensions.
10674 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
10677 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
10679 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
10682 2016-04-09 Tom de Vries <tom@codesourcery.com>
10684 PR tree-optimization/68953
10685 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
10686 first to last subscript.
10688 2016-04-09 Jakub Jelinek <jakub@redhat.com>
10690 PR tree-optimization/70586
10691 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
10694 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
10698 PR tree-optimization/70373
10699 PR middle-end/70533
10700 PR middle-end/70534
10701 PR middle-end/70535
10702 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
10703 clauses for acc parallel reductions as necessary. Error on those
10705 * omp-low.c (scan_sharing_clauses): Don't install variables which
10706 are used in acc parallel reductions.
10707 (lower_rec_input_clauses): Remove dead code.
10708 (lower_oacc_reductions): Add support for reference reductions.
10709 (lower_reduction_clauses): Remove dead code.
10710 (lower_omp_target): Don't remap variables appearing in acc parallel
10712 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
10714 2016-04-08 Jakub Jelinek <jakub@redhat.com>
10716 PR middle-end/70593
10717 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
10718 with multiple SSA_NAME defs, force the outputs other than first
10719 to be live before calling live_track_process_def on each output.
10721 PR rtl-optimization/70574
10722 * fwprop.c (forward_propagate_and_simplify): Don't add
10723 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
10724 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
10725 paradoxical subregs within *loc.
10727 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
10729 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
10730 -ftree-parallelize-loops={0,1}.
10731 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
10732 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
10733 * config/ia64/hpux.h (LIB_SPEC): Likewise.
10734 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
10735 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
10737 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
10740 * asan.c (instrument_derefs): If we get unknown location, extract it
10741 with EXPR_LOCATION.
10742 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
10744 2016-04-08 Tom de Vries <tom@codesourcery.com>
10746 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
10747 implicit firstprivate clause.
10749 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10752 * config/arm/thumb2.md (tst + branch-> lsls + branch
10753 peephole below *orsi_not_shiftsi_si): Require that condition
10754 register is dead after the peephole.
10755 (second peephole after the above): Likewise.
10757 2016-04-08 Alan Modra <amodra@gmail.com>
10760 * builtins.c (fold_builtin_classify): For IBM extended precision,
10761 look at just the high-order double to test for NaN.
10762 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
10763 test just the high double for Inf but both doubles for subnormal
10766 2016-04-07 Jakub Jelinek <jakub@redhat.com>
10768 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
10769 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
10770 node->simdclone->mask_mode != VOIDmode masks.
10771 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
10772 earlier, use it instead of node->simdclone.
10773 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10774 Set clonei->mask_mode.
10776 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10779 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
10780 Pass it through to cp_parser_already_scoped_statement.
10781 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
10782 it through to cp_parser_statement.
10783 (cp_parser_statement): Pass IF_P through to
10784 cp_parser_iteration_statement.
10785 (cp_parser_pragma): Adjust call to
10786 cp_parser_iteration_statement.
10788 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
10791 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
10792 resolve a future -Wparentheses warning.
10793 * omp-low.c (scan_sharing_clauses): Likewise.
10794 * tree-parloops.c (eliminate_local_variables): Likewise.
10796 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
10798 PR rtl-optimization/70398
10799 * lra-constraints.c (process_address_1): Check zero scale and code
10800 for reloading with zero scale.
10802 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
10804 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
10805 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
10807 2016-04-06 Jakub Jelinek <jakub@redhat.com>
10809 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
10810 Add support for AVX512F clones, include them by default for
10811 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
10812 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
10815 PR middle-end/70550
10816 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
10817 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
10818 firstprivate clauses.
10819 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
10820 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
10821 (lower_omp_target): Set TREE_NO_WARNING for
10822 non-addressable possibly uninitialized vars which are copied into
10823 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
10825 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
10827 * config/pa/predicates.md (integer_store_memory_operand): Accept
10828 REG+D operands with a large offset when reload_in_progress is true.
10829 (floating_point_store_memory_operand): Likewise.
10831 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10834 * match.pd (nested int casts): Limit to GIMPLE.
10836 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
10839 * ipa-devirt.c (maybe_record_node): Fix comment; use
10840 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
10842 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10844 PR rtl-optimization/70542
10845 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
10846 if there are any uses other than insn or debug insns.
10848 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
10849 Jakub Jelinek <jakub@redhat.com>
10851 PR tree-optimization/70509
10852 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
10853 Shift HOST_WIDE_INT_1U instead of 1.
10855 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
10857 PR tree-optimization/70509
10858 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
10859 of the vector base type for index.
10861 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
10864 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
10866 2016-04-05 Richard Biener <rguenther@suse.de>
10868 PR tree-optimization/70526
10869 * tree-sra.c (build_ref_for_offset): Use prev_base to
10870 extract the alias pointer type.
10872 2016-04-05 Richard Biener <rguenther@suse.de>
10874 * dse.c (struct store_info): Remove alias_set member.
10875 (struct read_info_type): Likewise.
10876 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
10877 spill_deleted, clear_alias_set_lookup): Remove.
10878 (get_group_info): Remove dead base == NULL_RTX case.
10879 (dse_step0): Remove initialization of removed variables.
10880 (delete_dead_store_insn): Reomve alias set dumping.
10881 (free_read_records): Remove alias_set handling.
10882 (canon_address): Remove alias_set_out parameter.
10883 (record_store): Remove spill_alias_set, it's always zero.
10884 (check_mem_read_rtx): Likewise.
10885 (dse_step2): Rename from ...
10886 (dse_step2_nospill): ... this. Adjust.
10887 (scan_stores): Rename from ...
10888 (scan_stores_nospill): ... this.
10889 (scan_reads): Rename from ...
10890 (scan_reads_nospill): ... this.
10891 (scan_stores_spill, scan_reads_spill): Remove.
10892 (dse_step3_scan): Remove for_spills argument which is always false.
10893 (dse_step3): Likewise.
10894 (dse_step5): Rename from ...
10895 (dse_step5_nospill): ... this. Remove alias_set handling.
10896 (rest_of_handle_dse): Adjust.
10898 2016-04-05 Jakub Jelinek <jakub@redhat.com>
10901 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
10902 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
10903 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
10904 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
10906 2016-04-05 Richard Biener <rguenther@suse.de>
10908 PR middle-end/70499
10909 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
10910 non-register type temporaries into SSA.
10912 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
10915 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
10916 calls when sanitizing.
10917 (possible_polymorphic_call_target_p): Fix formatting.
10919 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10920 Jakub Jelinek <jakub@redhat.com>
10922 PR middle-end/70457
10923 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
10924 to ensure a call statement is compatible with a built-in's
10926 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
10929 2016-04-04 Richard Biener <rguenther@suse.de>
10931 PR rtl-optimization/70484
10932 * rtl.h (canon_output_dependence): Declare.
10933 * alias.c (canon_output_dependence): New function.
10934 * dse.c (record_store): Use canon_output_dependence rather
10935 than canon_true_dependence.
10937 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
10940 * cgraph.h (symtab_node::copy_visibility_from): New function.
10941 * symtab.c (symtab_node::copy_visibility_from): New function.
10942 * ipa-visibility.c (optimize_weakref): New function.
10943 (function_and_variable_visibility): Use it.
10945 2016-04-04 Martin Liska <mliska@suse.cz>
10948 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
10949 value that is really in range handled by SBR instruction.
10950 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
10951 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
10952 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
10954 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
10958 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
10959 set, but not for SP_REG operands.
10961 2016-04-02 Martin Sebor <msebor@redhat.com>
10964 * fold-const.c (maybe_nonzero_address): New function.
10965 (fold_comparison): Call it. Fold equality and relational
10966 expressions involving null pointers.
10967 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
10969 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
10971 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
10972 the "Y" constraint (scalar FP 0.0 immediate).
10974 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
10975 Add the "const_double" to the list of operand constraints.
10977 2016-04-01 Jakub Jelinek <jakub@redhat.com>
10979 PR rtl-optimization/70467
10980 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
10981 If low word of the last operand is 0, just emit addition/subtraction
10984 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10987 * config/s390/s390.c (s390_expand_insv): Check for everything
10988 constant instead of just VOIDmode stuff.
10990 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10993 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
10995 2016-04-01 Nathan Sidwell <nathan@acm.org>
10997 * tree.def (TRY_CATCH_EXPR): Correct documentation.
10999 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
11001 PR rtl-optimization/70461
11002 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
11005 2016-03-31 Martin Liska <mliska@suse.cz>
11008 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
11009 a tree value or an immediate integer value to a buffer
11010 that is eventually copied to a BRIG section.
11011 (emit_immediate_operand): Call the function here.
11012 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
11013 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
11014 of class' fields that are removed.
11015 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
11016 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
11017 m_brig_repr_size fields.
11019 2016-03-31 Martin Liska <mliska@suse.cz>
11022 * hsa-gen.c (hsa_function_representation::update_dominance): New
11024 (convert_addr_to_flat_segment): Likewise.
11025 (gen_hsa_memory_set): New alignment argument.
11026 (gen_hsa_ctor_assignment): Likewise.
11027 (gen_hsa_insns_for_single_assignment): Provide alignment
11028 to gen_hsa_ctor_assignment.
11029 (gen_hsa_insns_for_direct_call): Add new argument.
11030 (expand_lhs_of_string_op): New function.
11031 (expand_string_operation_builtin): Likewise.
11032 (expand_memory_copy): New function.
11033 (expand_memory_set): New function.
11034 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
11035 (convert_switch_statements): Change signature.
11036 (generate_hsa): Use a return value of the function.
11037 (pass_gen_hsail::execute): Do not call
11038 convert_switch_statements here.
11039 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
11040 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
11041 (hsa_function_representation::update_dominance): New function.
11043 2016-03-31 Martin Liska <mliska@suse.cz>
11046 * hsa-brig.c (emit_directive_variable): Emit alignment
11047 according to hsa_symbol::m_align.
11048 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
11049 (dump_hsa_symbol): Dump alignment of HSA symbols.
11050 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
11051 (gen_hsa_addr_with_align): New function.
11052 (hsa_bitmemref_alignment): Use newly added function.
11053 (gen_hsa_insns_for_load): Likewise.
11054 (gen_hsa_insns_for_store): Likewise.
11055 (gen_hsa_memory_copy): New argument added.
11056 (gen_hsa_insns_for_single_assignment): Respect
11057 alignment for assignments processed via gen_hsa_memory_copy.
11058 (gen_hsa_insns_for_direct_call): Likewise.
11059 (gen_hsa_insns_for_return): Likewise.
11060 (gen_function_def_parameters): Set default alignment.
11061 * hsa.c (hsa_object_alignment): New function.
11062 (hsa_byte_alignment): Pasted function.
11063 * hsa.h (hsa_symbol::m_align): New field.
11065 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11067 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
11068 scratch field for goto case.
11070 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
11072 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
11074 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
11077 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
11078 (scalar_chain::convert_insn): Call convert_op for reg
11079 moves to handle undefined registers.
11081 2016-03-31 Nathan Sidwell <nathan@acm.org>
11084 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
11085 Assert we don't want to move backwards.
11087 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
11090 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
11092 2016-03-31 Jakub Jelinek <jakub@redhat.com>
11094 PR rtl-optimization/70460
11095 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
11096 with operand from REG_LABEL_OPERAND, instead substitute
11097 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
11098 Don't do anything for REG_NON_LOCAL_GOTO jumps.
11100 2016-03-31 Martin Liska <mliska@suse.cz>
11102 * passes.c (execute_one_pass): Do not call
11103 todo_after for a discarded function.
11105 2016-03-31 Bin Cheng <bin.cheng@arm.com>
11107 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
11108 (no_cost, infinite_cost): Initialize the new field.
11109 (get_computation_cost_at): Record setup cost.
11110 (determine_use_iv_cost_address): Skip cost computation for sub
11111 uses if we can estimate it without losing accuracy.
11113 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
11115 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
11117 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
11118 max_loop_iterations_int.
11119 (tree_unswitch_outer_loop): Likewise.
11120 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
11121 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
11123 2016-03-30 Richard Biener <rguenther@suse.de>
11125 PR middle-end/70450
11126 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
11128 2016-03-30 Jakub Jelinek <jakub@redhat.com>
11131 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
11132 in gen_blendm expander.
11134 2016-03-30 Nick Clifton <nickc@redhat.com>
11137 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
11138 case where we are already provided with an SImode SUBREG.
11140 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
11143 * config/i386/i386.c (ix86_expand_epilogue): Properly check
11144 conflict between DRAP register and __builtin_eh_return.
11146 2016-03-30 Michael Matz <matz@suse.de>
11147 Richard Biener <rguenther@suse.de>
11150 * ipa-polymorphic-call.c (struct type_change_info): Change
11151 speculative to an unsigned allowing to limit the work we do.
11152 (csftc_abort_walking_p): New inline function..
11153 (check_stmt_for_type_change): Limit the number of may-defs
11154 skipped for speculative devirtualization to
11155 max-speculative-devirt-maydefs.
11156 * params.def (max-speculative-devirt-maydefs): New param.
11157 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
11159 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
11162 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
11165 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
11167 PR tree-optimization/59124
11168 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
11169 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
11171 2016-03-29 Jeff Law <law@redhat.com>
11173 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
11175 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11177 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
11180 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
11182 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
11183 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
11184 gcrt0.o if linking dynamically.
11186 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
11189 * ipa-devirt.c (methods_equal_p): New function.
11190 (compare_virtual_tables): Use it.
11191 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
11192 * cgraphclones.c (clone_function_name_1): Use
11193 symbol_table::symbol_suffix_separator.
11194 * coverage.c (build_var): Likewise.
11195 * symtab.c (symbol_table::symbol_suffix_separator): New.
11197 2016-03-29 Jakub Jelinek <jakub@redhat.com>
11199 PR rtl-optimization/70429
11200 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
11201 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
11202 mode != result_mode.
11205 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
11207 PR tree-optimization/70405
11208 * ssa-iterators.h (num_imm_uses): Add missing braces.
11210 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
11212 PR rtl-optimization/68695
11213 * ira-color.c (allocno_copy_cost_saving): New.
11214 (improve_allocation): Use it.
11216 2016-03-29 Richard Henderson <rth@redhat.com>
11218 PR middle-end/70355
11219 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
11221 2016-03-29 Richard Biener <rguenther@suse.de>
11223 PR middle-end/70424
11224 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
11225 use alignment returned by get_pointer_alignment_1 if it is
11226 bigger than BITS_PER_UNIT.
11227 * builtins.c (get_pointer_alignment_1): Do not return true
11228 for alignment extracted from SSA info.
11230 2016-03-28 James Bowman <james.bowman@ftdichip.com>
11232 * config/ft32/ft32.opt (mnodiv): New.
11233 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
11234 * doc/invoke.texi (FT32 Options -mnodiv): New.
11236 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
11239 * config/i386/i386.md (define_split, andn): Fix modes.
11241 2016-03-26 Richard Biener <rguenther@suse.de>
11242 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11245 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
11247 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
11248 as 2nd argument to cl_optimization_restore().
11250 2016-03-25 Richard Henderson <rth@redhat.com>
11253 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
11254 * config/aarch64/aarch64-protos.h: Declare it.
11255 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
11257 2016-03-25 Alan Modra <amodra@gmail.com>
11260 * config/rs6000/constraints.md (j): Simplify.
11261 * config/rs6000/predicates.md (easy_fp_constant): Exclude
11263 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
11264 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
11265 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
11266 in all constraint alternatives.
11267 (movtd_64bit_nodm): Delete "j" constraint alternative.
11269 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11271 * tree-ssa-propagate.c: Enhance docs for
11272 SSA_PROP_NOT_INTERESTING.
11274 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
11276 * doc/extend.texi: Fix typo in documentation to pure attribute.
11278 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
11281 * config/pa/pa.md (bswapdi2): Use a scratch register.
11283 2016-03-24 Richard Henderson <rth@redhat.com>
11285 PR middle-end/69845
11286 * fold-const.c (extract_muldiv_1): Correct test for multiplication
11289 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
11291 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
11292 using ix86_expand_binary_operator instead of gen_andsi3.
11294 2016-03-24 Richard Biener <rguenther@suse.de>
11296 PR tree-optimization/70396
11297 * tree-vect-stmts.c (vectorizable_comparison): Use
11298 get_vectype_for_scalar_type.
11300 2016-03-24 Richard Biener <rguenther@suse.de>
11302 PR middle-end/70370
11303 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
11304 with register bases.
11306 2016-03-24 Richard Biener <rguenther@suse.de>
11308 PR tree-optimization/70372
11309 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
11310 build_all_ones_cst to also handle vector types correctly.
11312 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
11315 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
11318 2016-03-23 Marek Polacek <polacek@redhat.com>
11321 * doc/invoke.texi: Document -Wignored-attributes.
11323 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11325 PR tree-optimization/69042
11326 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
11327 parameter from 30 to 40.
11329 2016-03-23 Bin Cheng <bin.cheng@arm.com>
11331 PR tree-optimization/69042
11332 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
11333 for use with constant offset stripped in base.
11335 2016-03-23 Richard Biener <rguenther@suse.de>
11337 PR middle-end/70251
11338 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
11339 mode compatibility check.
11340 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11342 2016-03-23 Jeff Law <law@redhat.com>
11344 PR tree-optimization/64058
11345 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
11347 (struct ssa_conflicts): Move up earlier in the file.
11348 (conflicts_, var_map_): New static variables.
11349 (initialize_conflict_count): New function to initialize the
11350 CONFLICT_COUNT field for each conflict pair.
11351 (compare_pairs): Lazily initialize the conflict count and use it
11352 as the first tie-breaker.
11353 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
11354 and wipe conflicts_ and map_ around the call to qsort. Remove
11355 special case for 2 coalesce pairs.
11356 * bitmap.c (bitmap_count_unique_bits): New function.
11357 (bitmap_count_bits_in_word): New function, extracted from
11359 (bitmap_count_bits): Use bitmap_count_bits_in_word.
11360 * bitmap.h (bitmap_count_unique_bits): Declare it.
11362 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
11365 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
11366 transparent alias chain for decl assembler name.
11367 * config/sol2.c (solaris_assemble_visibility): Likewise.
11369 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11371 * config/arm/arm1020e.md (1020call_op): Reduce reservation
11373 (v10_fdivs): Likewise.
11374 (v10_fdivd): Likewise.
11376 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11379 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
11380 to not call fclose twice on file.
11382 2016-03-23 Jakub Jelinek <jakub@redhat.com>
11384 PR tree-optimization/70354
11385 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
11386 oprnd0 is wider than oprnd1 and there is a cast from the wider
11387 type to oprnd1, mask it with the mask of the narrower type.
11390 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
11391 Optimize TARGET_STV splitters, if high or low word of last argument
11394 2016-03-22 Jeff Law <law@redhat.com>
11397 tree-ssa-threadbackward.c
11398 (fsm_find_control_statement_thread_paths): Correctly distinguish
11399 between old style jump threads vs FSM jump threads.
11401 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
11404 * config/i386/i386.c (scalar_chain::convert_op): Support
11405 uninitialized register usage case.
11407 2016-03-22 Richard Biener <rguenther@suse.de>
11409 PR middle-end/70251
11410 * genmatch.c (gen_transform): Adjust last parameter to a three-state
11412 (capture::gen_transform): ... to change behavior when substituting
11413 a condition into cond or not-cond expr context.
11414 (dt_simplify::gen_1): Adjust.
11415 * gimple-match-head.c: Include gimplify.h for unshare_expr.
11416 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
11417 last change and instead change to
11418 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
11419 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11421 2016-03-22 Anthony Green <green@moxielogic.com>
11423 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
11424 issue for moxiebox targets.
11425 (CC1PLUS_SPEC): Ditto.
11427 2016-03-22 Richard Biener <rguenther@suse.de>
11429 PR middle-end/70333
11430 * fold-const.c (extract_muldiv_1): Properly perform multiplication
11433 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11435 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
11437 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
11440 * config/i386/i386.c (def_builtin): Handle
11441 OPTION_MASK_ISA_AVX512VL to be and-ed with other
11443 (const struct builtin_description bdesc_special_args[]):
11444 Remove duplicate ISA bits.
11446 2016-03-22 Jakub Jelinek <jakub@redhat.com>
11449 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
11450 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
11451 in a way that works also for AVX512BW.
11454 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
11455 instead of source if operands[1] is xmm16 and above and
11456 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
11457 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
11460 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
11461 on assign if (*from_p) is a comparison, set it to
11462 TREE_NO_WARNING (*from_p).
11464 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11466 PR middle-end/70326
11467 * lra.c (restore_scratches): Ignore deleted insns.
11469 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
11470 Jakub Jelinek <jakub@redhat.com>
11472 PR tree-optimization/70317
11473 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
11476 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
11479 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
11480 of ix86_expand_move.
11482 (movti): Use general_operand for operand 1 predicate.
11484 2016-03-21 Martin Liska <mliska@suse.cz>
11486 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
11488 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
11490 2016-03-21 Martin Liska <mliska@suse.cz>
11493 * ipa-icf.c (sem_function::parse): Skip static
11494 constructors and destructors.
11496 2016-03-21 Jakub Jelinek <jakub@redhat.com>
11499 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
11500 function-like macro, peek following token(s) if it is followed
11501 by CPP_OPEN_PAREN token with optional padding in between, and
11502 if not, don't treat it like a macro.
11504 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
11505 Alexander Monakov <amonakov@ispras.ru>
11507 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
11508 for the stabs debug format.
11510 2016-03-21 Richard Biener <rguenther@suse.de>
11512 PR tree-optimization/70310
11513 * tree-vect-generic.c (expand_vector_condition): Fold the built
11516 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
11519 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
11520 Block third alternative for AVX-512VL target,
11522 2016-03-21 Martin Liska <mliska@suse.cz>
11525 * hsa-brig.c (emit_function_directives): Mark unemitted
11526 global variables for emission.
11527 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
11528 (get_symbol_for_decl): Likewise.
11529 * hsa.h (struct hsa_symbol): New flag.
11531 2016-03-21 Richard Biener <rguenther@suse.de>
11533 PR tree-optimization/70288
11534 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
11535 we do not estimate unsimplified all-constant conditionals or
11536 switches as optimized away.
11538 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
11540 PR rtl-optimization/69102
11541 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
11542 when we have a readonly dependency context.
11544 2016-03-18 Jeff Law <law@redhat.com>
11546 PR rtl-optimization/70263
11547 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
11548 (update_equiv_regs): When trying to move a store to after the insn
11549 that sets the source of the store, make sure the store occurs after
11550 the insn that sets the source of the store. When successful note
11551 the REG_EQUIV note created in the dump file.
11553 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
11554 Bernd Schmidt <bschmidt@redhat.com>
11556 * doc/extend.texi: Document more potential problems with basic asms.
11558 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
11560 PR rtl-optimization/70278
11561 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
11564 2016-03-18 Jason Merrill <jason@redhat.com>
11566 * calls.c (load_register_parameters): Fix zero size sibcall logic.
11568 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
11570 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
11571 values to 128b regs.
11573 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
11575 PR tree-optimization/70252
11576 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
11577 boolean vector has a proper number of elements.
11578 (supportable_narrowing_operation): Likewise.
11580 2016-03-18 Tom de Vries <tom@codesourcery.com>
11583 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
11585 2016-03-18 Jakub Jelinek <jakub@redhat.com>
11587 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
11588 instead of replace_rtx for DEBUG_INSNs.
11590 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
11592 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
11593 load type reservations.
11595 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
11598 * config/pa/constraints.md: Revert 2015-02-13 change. Use
11599 define_constraint for "Q" and "T" constraints.
11601 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
11603 Tweak the pipeline model for Exynos M1
11605 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
11608 2016-03-17 David Malcolm <dmalcolm@redhat.com>
11611 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
11612 where one or both locations aren't within a line_map.
11614 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
11617 * opts.c (finish_options): Don't set flag_pie to the default if
11618 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
11621 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
11623 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
11624 true as ALL_REGS argument to replace_rtx.
11626 2016-03-17 Richard Biener <rguenther@suse.de>
11629 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
11632 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11635 * rtl.h (replace_rtx): Add ALL_REGS argument.
11636 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
11637 equality and assert mode is the same, instead of just rtx pointer
11639 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
11640 true as ALL_REGS argument to replace_rtx.
11642 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
11644 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
11645 for boolean vector with vector mode only.
11646 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
11648 2016-03-17 Nick Clifton <nickc@redhat.com>
11651 * config/rx/rx.c (rx_print_integer): Print negative constants in
11654 2016-03-17 Jakub Jelinek <jakub@redhat.com>
11657 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
11659 2016-03-16 Richard Henderson <rth@redhat.com>
11660 Richard Biener <rguenth@suse.de>
11662 PR middle-end/70240
11663 PR middle-end/68215
11665 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
11666 first operand as is_gimple_condexpr.
11668 PR middle-end/70240
11669 PR middle-end/68215
11671 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
11672 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
11673 Do not gimplify the result.
11674 (do_unop): Adjust call to tree_vec_extract.
11675 (do_binop): Likewise.
11676 (do_compare): Likewise.
11677 (do_plus_minus): Likewise.
11678 (do_negate): Likewise.
11679 (expand_vector_condition): Likewise.
11680 (do_cond): Likewise.
11682 2016-03-16 Richard Henderson <rth@redhat.com>
11685 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
11686 (aarch64_classify_address): Use it.
11687 (aarch64_legitimize_address): Force all subexpressions of PLUS
11688 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
11690 2016-03-16 Jakub Jelinek <jakub@redhat.com>
11691 Richard Biener <rguenth@suse.de>
11694 * rtlanal.c (replace_rtx): For REG, if from is a REG,
11695 return to even if only REGNO is equal, and assert
11698 2016-03-11 Jeff Law <law@redhat.com>
11700 PR rtl-optimization/70224
11701 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
11703 2016-03-16 Richard Henderson <rth@redhat.com>
11705 PR middle-end/70199
11706 * function.h (struct function): Add has_forced_label_in_static.
11707 * gimplify.c (force_labels_r): Set it.
11708 * lto-streamer-in.c (input_struct_function_base): Read it.
11709 * lto-streamer-out.c (output_struct_function_base): Write it.
11710 * tree-inline.c (has_label_address_in_static_1): Remove.
11711 (copy_forbidden): Remove fndecl parameter; test
11712 has_forced_label_in_static.
11713 (inline_forbidden_p): Update call to copy_forbidden.
11714 (tree_versionable_function_p): Likewise.
11715 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
11716 (chkp_versioning): Likewise.
11717 * tree-inline.h (copy_forbidden): Update decl.
11719 2016-03-16 Marek Polacek <polacek@redhat.com>
11722 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
11723 function being thunked if the result type doesn't have fixed size.
11724 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
11725 doesn't have fixed size.
11727 2016-03-16 Bin Cheng <bin.cheng@arm.com>
11729 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
11730 reporting malformed loop nest.
11732 2016-03-16 Tom de Vries <tom@codesourcery.com>
11735 * ipa-devirt.c (possible_polymorphic_call_targets): Move
11736 nodes.length () == 1 test to before first nodes[0] access.
11738 2016-03-16 Tom de Vries <tom@codesourcery.com>
11740 PR tree-optimization/68715
11741 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
11742 single_pred_p test.
11744 2016-03-16 Tom de Vries <tom@codesourcery.com>
11746 PR tree-optimization/68809
11747 * graphite-scop-detection.c (same_close_phi_node): Test if result types
11750 2016-03-16 Carlos O'Donell <carlos@redhat.com>
11751 Sandra Loosemore <sandra@codesourcery.com>
11753 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
11754 on leaf attribute. Mention ELF interposition problems.
11756 2016-03-16 Alan Modra <amodra@gmail.com>
11758 PR rtl-optimization/69195
11759 PR rtl-optimization/47992
11760 * ira.c (indirect_jump_optimize): Ignore artificial defs.
11763 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
11766 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
11768 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
11770 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
11772 2016-03-15 Jakub Jelinek <jakub@redhat.com>
11774 PR rtl-optimization/70222
11775 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
11776 optimization if mode is different from result_mode, queue up masking
11777 of the result in outer_op. Formatting fix.
11779 PR middle-end/70239
11780 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
11783 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11785 PR rtl-optimization/69032
11786 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
11787 looping backwards over basic block insns.
11789 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11792 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
11793 to non-speculative when propagating trap bits.
11795 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11797 PR rtl-optimization/63384
11798 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
11799 DEBUG_INSN_P insns.
11801 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
11804 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
11805 factored out from ...
11806 (sched_analyze_insn): ... here.
11807 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
11808 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
11809 get_implicit_reg_pending_clobbers in it.
11810 (setup_id_reg_sets): Use setup_id_implicit_regs.
11811 (deps_init_id): Ditto.
11813 2016-03-15 Tom de Vries <tom@codesourcery.com>
11816 * cgraph.c (cgraph_node::get_body): Save, reset and restore
11818 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
11819 execute_function_dump.
11820 (execute_one_pass): Don't dump function if it will be dumped after ipa
11823 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
11825 * genrecog.c (match_pattern_2): If pred is NULL don't call
11826 safe_predicate_mode on it.
11828 2016-03-14 Jakub Jelinek <jakub@redhat.com>
11830 PR middle-end/70219
11831 * lra-constraints.c (delete_move_and_clobber): Change assertion
11832 to also allow dregno == 0.
11834 2016-03-14 Richard Henderson <rth@redhat.com>
11837 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
11838 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
11839 (reassociate_bb): Use optimize_vec_cond_expr; avoid
11840 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
11843 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
11846 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
11848 (lra_create_live_ranges_1): initialize hard register biggest_mode to
11850 * lra-constraints.c (split_reg): For hard regs, try to find the
11851 biggest single-register mode used in the function.
11853 2016-03-14 Richard Biener <rguenther@suse.de>
11855 PR tree-optimization/56365
11856 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
11857 constants to compare against.
11859 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
11862 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
11863 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
11864 (define_split for the GPR case): Use int_reg_operand instead of
11865 gpc_reg_operand for the output.
11867 2016-03-14 Tom de Vries <tom@codesourcery.com>
11869 PR tree-optimization/70045
11870 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
11871 create_empty_if_region_on_edge argument.
11873 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
11875 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
11876 (STACK_CHECK_PROTECT): Likewise.
11877 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11878 (STACK_CHECK_PROTECT): Likewise.
11879 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
11880 (STACK_CHECK_PROTECT): Likewise.
11881 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
11882 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
11883 (STACK_CHECK_PROTECT): Likewise.
11885 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
11887 PR rtl-optimization/69307
11888 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
11889 registers in modes that span more than one register.
11891 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
11894 * lra-constraints.c (delete_move_and_clobber): New.
11895 (remove_inheritance_pseudos): Use it.
11897 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
11900 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
11901 the libcall is LCT_THROW.
11902 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
11903 for the checking routine.
11905 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
11908 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
11909 optimization if we have direct move.
11910 (roundu32<mode>2_fprs): Likewise.
11912 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
11915 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
11917 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
11918 Arguments swapped. All callers changed. Take reg_renumber into
11919 account, and Calculate and compare register ranges for hard regs.
11921 2016-03-11 Jeff Law <law@redhat.com>
11923 PR tree-optimization/70190
11924 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
11925 Handle cases where we can not extract the taken edge, even though we
11926 found a constant value.
11928 PR tree-optimization/64058
11929 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
11930 (num_coalesce_pairs): Move up earlier in file.
11931 (find_coalesce_pair): Initialize the INDEX field for each pair
11933 (compare_pairs): No longer sort on the elements in each pair.
11934 Instead break ties with the index of the coalesce pair.
11936 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11939 * config/aarch64/aarch64-protos.h
11940 (aarch64_save_restore_target_globals): New prototype.
11941 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
11942 Call the above when popping pragma.
11943 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
11945 (aarch64_set_current_function): Rewrite using the above.
11947 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11949 PR tree-optimization/70177
11950 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
11951 (extract_ops_from_tree): ... this. In the 2 argument
11952 overload remove _1 suffix.
11953 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
11954 (extract_ops_from_tree): ... this.
11955 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
11957 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
11958 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
11959 extract_ops_from_tree instead of 2 operand one.
11961 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
11963 PR tree-optimization/70013
11964 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
11965 for constant-pool entries.
11967 2016-03-11 Jakub Jelinek <jakub@redhat.com>
11969 PR rtl-optimization/70174
11970 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
11971 followed by gen_lowpart on force_reg instead of just gen_lowpart.
11973 PR tree-optimization/70169
11974 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
11975 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
11978 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
11979 Jakub Jelinek <jakub@redhat.com>
11982 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
11983 of uninitialized values.
11985 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11987 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
11989 ("*trunctddd2"): New pattern definition.
11990 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
11993 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11995 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
11996 definitions for BFP and DFP rounding modes.
11997 ("fixuns_truncdddi2", "fixuns_trunctddi2")
11998 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
11999 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
12000 ("fix_trunctf<mode>2"): Use the new constants instead of magic
12003 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12005 * config/s390/constraints.md: Adjust comment.
12006 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
12007 s390_decompose_addrstyle_without_index.
12008 * config/s390/predicates.md (shift_count_or_setmem_operand):
12009 Rename to setmem_operand.
12010 * config/s390/s390-protos.h
12011 (s390_decompose_shift_count): Rename to
12012 s390_decompose_addrstyle_without_index.
12013 * config/s390/s390.c (s390_decompose_shift_count)
12014 (s390_mem_constraint, print_shift_count_operand)
12015 (print_operand_address, print_operand): Rename
12016 s390_decompose_shift_count to
12017 s390_decompose_addrstyle_without_index and rename
12018 print_shift_count_operand to print_addrstyle_operand troughout the
12020 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
12021 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
12022 Rename shift_count_or_setmem_operand to setmem_operand.
12023 * config/s390/vx-builtins.md ("vec_insert<mode>")
12024 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
12027 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12030 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
12031 Handle overlapping retval and newval.
12033 2016-03-10 Nick Clifton <nickc@redhat.com>
12036 * config/aarch64/aarch64.c
12037 (aarch64_override_options_after_change_1): When forcing
12038 flag_omit_frame_pointer to be true, use a special value that can
12039 be detected if this function is called again, thus preventing
12040 flag_omit_leaf_frame_pointer from being forced to be false.
12042 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12044 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
12045 Set x_flag_omit_leaf_frame_pointer when handling
12046 -momit-leaf-frame-pointer.
12048 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12051 * cgraph.c (cgraph_node::dump): Dump split_part and
12052 indirect_call_target.
12053 * cgraph.h (cgraph_node): Add indirect_call_target flag.
12054 * ipa.c (has_addr_references_p): Cleanup.
12055 (is_indirect_call_target_p): New.
12056 (walk_polymorphic_call_targets): Do not mark virtuals that may be
12057 called indirectly as local.
12058 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
12060 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12063 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
12064 on cxa_pure_virtual.
12066 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12069 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
12071 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
12074 * tree.c (need_assembler_name_p): Only record main variant type names.
12076 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12079 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
12080 Always define to 0 or 1.
12081 (TARGET_FIX_ERR_A53_843419): New macro.
12082 * config/aarch64/aarch64-elf-raw.h
12083 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
12084 * config/aarch64/aarch64-linux.h: Likewise.
12085 * config/aarch64/aarch64.c
12086 (aarch64_override_options_after_change_1): Do not default
12087 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
12089 (aarch64_attributes): Handle fix-cortex-a53-843419.
12090 (aarch64_can_inline_p): Likewise.
12091 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
12093 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
12094 Jakub Jelinek <jakub@redhat.com>
12096 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
12097 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
12098 DECL_COMMONS if flag_unconstrained_commons is set.
12099 * tree-dfa.c (get_ref_base_and_extent): Likewise.
12100 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
12101 (funconstrained-commons): Document.
12103 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
12105 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
12106 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
12108 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
12110 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
12111 has a proper number of elements.
12113 2016-03-10 Alan Modra <amodra@gmail.com>
12115 PR rtl-optimization/69195
12116 PR rtl-optimization/47992
12117 * ira.c (recorded_label_ref): Delete.
12118 (update_equiv_regs): Return void.
12119 (indirect_jump_optimize): New function.
12120 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
12121 before regstat_compute_ri. Don't rebuild_jump_labels here.
12122 Delete update_regstat.
12124 2016-03-10 Richard Biener <rguenther@suse.de>
12126 PR tree-optimization/70128
12127 * tree-ssa-structalias.c (set_uids_in_ptset): Set
12128 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
12130 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12132 PR tree-optimization/70152
12133 * tree-sra.c (replace_removed_params_ssa_names): Copy over
12134 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
12137 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
12138 instead of gen_sse2_loadlpd.
12139 * config/i386/sse.md (*vec_concatv2df): Rename to...
12140 (vec_concatv2df): ... this.
12142 PR tree-optimization/70127
12143 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
12145 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12149 * diagnostic-show-locus.c (compatible_locations_p): New function.
12150 (layout::layout): Sanitize ranges using compatible_locations_p.
12152 2016-03-09 David Malcolm <dmalcolm@redhat.com>
12156 * diagnostic-show-locus.c (layout_range::layout_range): Replace
12157 location_range param with three const expanded_locations * and a
12159 (layout::layout): Replace call to
12160 rich_location::lazily_expand_location with get_expanded_location.
12161 Extract the range and perform location expansion here, passing
12162 the results to the layout_range ctor.
12163 * diagnostic.c (source_range::debug): Delete.
12164 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
12165 of rich_location::get_expanded_location.
12166 * gcc-rich-location.c (get_range_for_expr): Delete.
12167 (gcc_rich_location::add_expr): Reimplement to avoid the
12168 rich_location::add_range overload that took a location_range,
12169 passing a location_t instead.
12171 2016-03-09 Richard Biener <rguenther@suse.de>
12172 Jakub Jelinek <jakub@redhat.com>
12174 PR tree-optimization/70138
12175 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
12176 Also skip vect_double_reduction_def.
12178 2016-03-09 Jakub Jelinek <jakub@redhat.com>
12181 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
12182 if the operand is "m".
12184 2016-03-09 Nathan Sidwell <nathan@acm.org>
12186 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
12188 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
12190 * config/i386/i386.c (processor_target_table): Fix cost table
12191 intialization order for znver1.
12193 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12195 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
12196 - becuase -> because.
12197 * ipa-reference.c (ignore_module_statics): Likewise.
12198 * cgraph.c (cgraph_node::get_body): Likewise.
12199 * ipa-inline.c (early_inliner): Likewise.
12200 * ipa-devirt.c (types_same_for_odr): Likewise.
12201 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
12202 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
12204 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12206 * tree-ssa-math-opts.c: Fix typo in comment.
12208 2016-03-08 Jakub Jelinek <jakub@redhat.com>
12211 * config/i386/i386.c (scalar_chain::make_vector_copies,
12212 scalar_chain::convert_reg): Call end_sequence in between
12213 get_insns and emit_conversion_insns rather than after both
12216 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
12219 * config/i386/i386.h (machine_function): Add
12220 pc_thunk_call_expanded flag.
12221 (ix86_pc_thunk_call_expanded): New define.
12222 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
12223 (*set_got): Rename insn pattern from set_got.
12224 (*set_got_labelled): Rename inst pattern from set_got_labelled.
12225 * config/i386/i386.c (ix86_compute_frame_layout): Use
12226 ix86_pc_thunk_call_expanded to prevent red-zone.
12228 2016-03-07 Martin Jambor <mjambor@suse.cz>
12230 * hsa.h (hsa_get_ctor_statements): Declare.
12231 (hsa_get_dtor_statements): Likewise.
12232 (hsa_get_kernel_dispatch_type): Likewise.
12233 * hsa.c (hsa_get_ctor_statements): New function.
12234 (hsa_get_dtor_statements): Likewise.
12235 (hsa_get_kernel_dispatch_type): Likewise.
12236 * hsa-brig.c (hsa_cdtor_statements): Removed.
12237 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
12238 hsa_get_dtor_statements.
12239 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
12240 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
12242 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
12244 * config/arm/arm-cores.def (cortex-r8): New.
12245 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
12246 * config/arm/arm-tune.md: Likewise.
12247 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
12249 2016-03-07 Martin Sebor <msebor@redhat.com>
12251 PR rtl-optimization/19705
12252 * doc/invoke.texi (Options That Control Optimization): Clarify
12253 -fno-branch-count-reg.
12255 2016-02-26 Richard Biener <rguenther@suse.de>
12256 Jeff Law <law@redhat.com>
12258 PR tree-optimization/69740
12259 * cfghooks.c (remove_edge): Request loop fixups if we delete
12260 an edge that might turn an irreducible loop into a natural
12262 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
12263 Move after definition of loops_state_clear.
12265 2016-03-07 Bin Cheng <bin.cheng@arm.com>
12267 PR rtl-optimization/69052
12268 * rtlanal.c (commutative_operand_precedence): Set higher precedence
12271 2016-03-07 Tom de Vries <tom@codesourcery.com>
12273 PR tree-optimization/70116
12274 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
12275 is_tm_ending stmts and ubsan/asan internal functions.
12276 (find_duplicate): Use it. Don't test is_tm_ending here.
12278 2016-03-07 Richard Biener <rguenther@suse.de>
12280 PR tree-optimization/70115
12281 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
12282 (propagate_constants_for_unrolling): Use replace_uses_by.
12284 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
12286 PR middle-end/69916
12287 * omp-low.c (struct oacc_loop): Add ifns.
12288 (new_oacc_loop_raw): Initialize it.
12289 (finish_oacc_loop): Clear mask & flags if no ifns.
12290 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
12291 (oacc_loop_xform_loop): Add ifns arg & adjust.
12292 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
12294 2016-03-07 Richard Henderson <rth@redhat.com>
12297 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
12298 (insert_value_copy_on_edge): Likewise.
12300 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12302 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
12304 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12307 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
12309 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12311 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
12313 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
12315 Fix sseimul type attribute.
12316 * config/i386/znver1.md
12317 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
12318 znver1_sseimul_avx256_load) : Fix the type attribute.
12319 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
12320 pipe usage and latency.
12322 2016-03-05 Jakub Jelinek <jakub@redhat.com>
12325 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
12326 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
12329 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12332 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
12334 PR rtl-optimization/69941
12335 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
12336 the reg share its mode.
12338 2016-03-04 Jeff Law <law@redhat.com>
12340 PR tree-optimization/69196
12341 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12342 If the both SSA_NAMEs are anonymous, then consider them unassociated
12343 and include the PHI in the statement count.
12345 2016-03-05 Tom de Vries <tom@codesourcery.com>
12347 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
12348 construct in oacc routine. Check for oacc region in oacc routine.
12350 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12353 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
12354 2016-02-22 changes, instead don't recurse if RECUR is already true.
12355 Don't change *dynamic_check if RECUR. Adjust recursive caller
12356 to pass true to the new argument.
12357 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
12360 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
12361 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
12363 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
12365 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
12367 PR rtl-optimization/57676
12368 * lra-assigns.c (lra_assign): Guard test for maximum iterations
12369 with flag_checking.
12371 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
12373 * tree-vect-patterns.c (search_type_for_mask): Handle
12374 comparison of booleans.
12376 2016-03-04 Jakub Jelinek <jakub@redhat.com>
12378 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
12382 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
12383 all other ops that have dw_val_class_die_ref operands,
12384 and DW_OP_GNU_entry_value.
12386 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12388 PR rtl-optimization/69904
12389 * config/arm/arm.c (arm_cannot_copy_insn_p):
12390 Return true for load-exclusive instructions.
12392 2016-03-03 Jakub Jelinek <jakub@redhat.com>
12395 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
12396 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
12397 the pattern no matter if it is used just by non-pattern, pattern
12399 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
12400 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
12401 oprnd1 def_stmt is in pattern, don't look through it.
12403 2016-03-03 Marek Polacek <polacek@redhat.com>
12405 PR middle-end/70050
12406 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
12408 2016-03-03 Martin Liska <mliska@suse.cz>
12410 PR tree-optimization/70043
12411 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
12412 previous statement if we see a debug statement.
12414 2016-03-03 Richard Biener <rguenther@suse.de>
12416 PR tree-optimization/55936
12417 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
12418 parameter and guard unsafe equivalence use.
12419 (vrp_evaluate_conditional_warnv_with_ops): Always use
12420 safe equivalences but not via the quadratic compare_names
12423 2016-03-03 Michael Collison <michael.collison@linaro.org>
12426 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
12427 for operand 1 to s_register_operand. Change predicate for operand
12428 2 to arm_not_immediate_operand.
12430 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
12432 * doc/tm.texi: Regenerated.
12434 2016-03-02 Richard Henderson <rth@redhat.com>
12437 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
12438 simplification when all args are positive non-fixed registers.
12440 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12442 * target.def (lra_p): Specify that new ports should use LRA.
12444 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12447 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
12448 gimplify_type_sizes the type they refer to.
12449 (omp_notice_variable): Handle reference vars to VLAs.
12450 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
12451 reference to VLA decls in the second pass instead of first pass.
12453 2016-03-02 Tom de Vries <tom@codesourcery.com>
12455 PR tree-optimization/68659
12456 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
12457 new_expr == NULL_TREE.
12458 (get_new_name): Handle ADDR_EXPR.
12460 2016-03-02 Bin Cheng <bin.cheng@arm.com>
12462 PR rtl-optimization/69052
12463 * loop-invariant.c (canonicalize_address): New function.
12464 (inv_can_prop_to_addr_use): Check validity of address expression
12465 which is canonicalized by above function.
12467 2016-03-02 Alan Modra <amodra@gmail.com>
12470 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
12473 2016-03-02 Jakub Jelinek <jakub@redhat.com>
12476 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
12477 (*movhi_internal): Put mask moves from and to memory separately
12478 from moves from/to GPRs.
12480 2016-03-02 Richard Biener <rguenther@suse.de>
12482 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
12483 GENERIC expressions in GIMPLE.
12485 2016-03-02 Richard Biener <rguenther@suse.de>
12487 * config/i386/i386.c (type_natural_mode): Fix typo.
12489 2016-03-02 Nick Clifton <nickc@redhat.com>
12491 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
12493 2016-03-02 Richard Biener <rguenther@suse.de>
12494 Uros Bizjak <ubizjak@gmail.com>
12497 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
12499 2016-03-02 Richard Biener <rguenther@suse.de>
12501 PR middle-end/67278
12502 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
12504 2016-03-02 Marek Polacek <polacek@redhat.com>
12507 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
12508 "is promoted to" warning.
12510 2016-03-01 DJ Delorie <dj@redhat.com>
12512 * config.gcc: Deprecate mep-*.
12514 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
12516 PR middle-end/70025
12517 * lra-constraints.c (regno_val_use_in): New.
12518 (match_reload): Use it instead of regno_use_in.
12520 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12522 PR rtl-optimization/70007
12523 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
12524 references present in REG_EQUAL notes attached to non-SET patterns.
12526 2016-03-01 Jeff Law <law@redhat.com>
12528 PR tree-optimization/69196
12529 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12530 Appropriately clamp the number of statements to copy when the
12531 thread path does not traverse a loop backedge.
12533 PR tree-optimization/69196
12534 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
12535 Do count some PHIs in the thread path against the insn count. Decrease
12536 final statement count by one as the control statement in the last
12537 block will get removed. Remove special cased code for handling PHIs
12540 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
12543 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
12544 asm dialect alternatives to explicit GOTPCREL calls.
12546 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
12549 * ira.c (do_reload): Issue warning for generic stack checking here...
12550 * reload1.c (reload): ...instead of here and streamline it.
12552 2016-03-01 Nick Clifton <nickc@redhat.com>
12554 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
12556 2016-03-01 Richard Biener <rguenther@suse.de>
12558 PR tree-optimization/69983
12559 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
12560 types and fall back to operand_equal_p.
12562 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12565 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12567 * config/s390/constraints.md ("jm8"): New constraint.
12568 * config/s390/predicates.md ("const_int_8bitset_operand"): New
12570 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
12572 ("*setmem_long<setmem_and>"): New pattern.
12573 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
12575 ("*setmem_long_31z<setmem_and>"): New pattern.
12576 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
12577 New substitution rules with the required attributes.
12580 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12583 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12585 * gensupport.c (process_substs_on_one_elem): Split loop to
12586 complete mark_operands_used_in_match_dup on all expressions in the
12588 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12589 and remove function.
12591 2016-03-01 Richard Biener <rguenther@suse.de>
12593 PR middle-end/70022
12594 * fold-const.c (fold_indirect_ref_1): Fix range checking for
12595 vector BIT_FIELD_REF extract.
12597 2016-03-01 Richard Biener <rguenther@suse.de>
12599 PR tree-optimization/69994
12600 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
12602 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
12604 PR tree-optimization/69956
12605 * tree-vect-stmts.c (supportable_widening_operation): Support
12606 multi-step conversion of boolean vectors.
12607 (supportable_narrowing_operation): Likewise.
12609 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12611 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
12614 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12616 * config/s390/subst.md (DSI_VI): New mode iterator.
12617 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
12618 * config/s390/vector.md ("vec_set<mode>"): Move expander before
12619 the insn definition.
12620 ("*vec_set<mode>"): Change predicate and add alternative to
12621 support only either register or const_int operands as element
12623 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
12625 ("vec_extract<mode>"): New expander.
12626 ("*vec_extract<mode>"): New insn definition supporting reg and
12627 const_int element selectors.
12628 ("*vec_extract<mode>_plus"): New insn definition supporting
12629 reg+const_int element selectors.
12630 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
12631 following expander+insn definition.
12632 ("<vec_shifts_name><mode>3"): New expander.
12633 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
12635 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12637 * config/s390/s390.md ("*tabort_1"): Change predicate to
12638 nonmemory_operand. Add a second alternative to cover
12639 register as well as const int operands.
12640 ("*tabort_1_plus"): New pattern definition.
12642 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12644 * config/s390/s390.md ("*ashrdi3_cc_31")
12645 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
12646 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
12647 Merge insn definitions into ...
12648 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12649 New pattern definition.
12650 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
12651 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
12652 ("*ashr<mode>3_and"): Merge insn definitions into ...
12653 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
12654 New pattern definition.
12655 * config/s390/subst.md ("addr_style_op_cc_subst")
12656 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
12657 substitutions patterns plus attributes.
12658 Add ashiftrt to SUBST iterator.
12660 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12662 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
12663 op2 to nonmemory_operand.
12664 ("*<shift>di3_31", "*<shift>di3_31_and"):
12665 Merge into single pattern definition ...
12666 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
12667 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
12668 pattern definition ...
12669 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
12670 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
12673 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12675 * config/s390/predicates.md (const_int_6bitset_operand): New
12677 * config/s390/s390.md: Include subst.md.
12678 ("rotl<mode>3"): New expander.
12679 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
12681 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
12682 * config/s390/subst.md: New file.
12684 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12686 * config/s390/s390.md ("op_type", "atype", "length" attributes):
12687 Remove RRR type. It doesn't really exist.
12688 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
12690 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
12691 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
12692 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
12693 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
12694 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
12695 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
12696 `enabled' attribute.
12698 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12700 * gensupport.c (process_substs_on_one_elem): Split loop to
12701 complete mark_operands_used_in_match_dup on all expressions in the
12703 (adjust_operands_numbers): Inline into process_substs_on_one_elem
12704 and remove function.
12706 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12709 * config/sparc/sparc.c (NWORDS_UP): Rename to...
12710 (CEIL_NWORDS): ...this. Use CEIL macro.
12711 (compute_fp_layout): Adjust to above renaming.
12712 (function_arg_union_value): Likewise.
12713 (sparc_arg_partial_bytes): Likewise.
12714 (sparc_function_arg_advance): Likewise.
12716 2016-02-29 Jeff Law <law@redhat.com>
12718 PR tree-optimization/70005
12719 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
12720 where an object with a boolean range is compared against a value
12723 PR tree-optimization/69999
12724 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
12725 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
12728 2016-02-29 Richard Biener <rguenther@suse.de>
12730 PR tree-optimization/69994
12731 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
12732 (get_unary_op): Look through nop conversions.
12733 (ops_equal_values_p): New function, look for equality diregarding
12735 (eliminate_plus_minus_pair): Use ops_equal_values_p
12736 (repropagate_negates): Do not use get_unary_op here.
12738 2016-02-29 Martin Liska <mliska@suse.cz>
12740 * system.h: Poison ENABLE_CHECKING macro.
12742 2016-02-29 Martin Liska <mliska@suse.cz>
12744 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
12745 is presented in dump flags.
12746 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12747 (hsa_regalloc): Likewise.
12749 2016-02-19 Richard Biener <rguenther@suse.de>
12751 PR tree-optimization/69980
12752 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
12753 permutation of those we need to keep.
12755 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
12758 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
12759 (NWORDS_UP): ...this
12760 (init_cumulative_args): Minor tweaks.
12761 (sparc_promote_function_mode): Likewise.
12762 (scan_record_type): Delete.
12763 (traverse_record_type): New function template.
12764 (classify_data_t): New structure type.
12765 (classify_registers): New inline function.
12766 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
12767 exhausted. Instantiate traverse_record_type on classify_registers and
12768 deal with the case of a structure passed in slot #15 with no FP field
12770 (assign_data_t): New structure type.
12771 (compute_int_layout): New static function.
12772 (compute_fp_layout): Likewise.
12773 (count_registers): New inline function.
12774 (assign_int_registers): New static function.
12775 (assign_fp_registers): Likewise.
12776 (assign_registers): New inline function.
12777 (function_arg_record_value_1): Delete.
12778 (function_arg_record_value_2): Likewise.
12779 (function_arg_record_value_3): Likewise.
12780 (function_arg_record_value): Adjust to above changes. Instantiate
12781 traverse_record_type on count_registers to first count the number of
12782 registers to be used and then on assign_registers to assign them.
12783 (function_arg_union_value): Adjust to above renaming.
12784 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
12785 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
12786 case of a structure passed in slot #15
12787 (sparc_function_arg_advance): Likewise.
12788 (function_arg_padding): Minor tweak.
12790 2016-02-29 Richard Biener <rguenther@suse.de>
12792 PR tree-optimization/69720
12793 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
12794 the adjustment_def path for possibly vectorized defs.
12795 (vect_create_epilog_for_reduction): Handle vectorized initial
12798 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
12800 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
12802 2016-02-27 Jeff Law <law@redhat.com>
12805 2016-02-26 Richard Biener <rguenther@suse.de>
12806 Jeff Law <law@redhat.com>
12808 PR tree-optimization/69740
12809 * cfghooks.c (remove_edge): Request loop fixups if we delete
12810 an edge that might turn an irreducible loop into a natural
12813 2016-02-27 Jakub Jelinek <jakub@redhat.com>
12815 PR rtl-optimization/69896
12816 * tree-vect-generic.c (get_compute_type): Avoid single element
12819 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
12821 Rename the AArch64 tuning option and related functions to enable the
12822 Newton series for the reciprocal square root to reflect its
12823 approximative characteristic.
12825 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
12826 function to "aarch64_emit_approx_rsqrt".
12827 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
12828 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
12829 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
12830 (xgene1_tunings): Likewise.
12831 (use_rsqrt_p): Likewise.
12832 (aarch64_emit_swrsqrt): Use new function name.
12833 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
12834 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
12835 text explaining this option.
12836 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
12838 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12841 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
12842 complain about -mallow-movmisalign without -mvsx if
12843 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
12845 2016-02-26 Joel Sherrill <joel@rtems.org>
12847 * config.gcc: Add x86_64-*-rtems*.
12848 * config/i386/rtems-64.h: New file.
12850 2016-02-26 Joel Sherrill <joel@rtems.org>
12852 * config.gcc: Add aarch64-*-rtems*.
12853 * config/aarch64/rtems.h: New file.
12855 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
12858 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
12859 shift amount using %h. Add comment.
12861 2016-02-26 Richard Biener <rguenther@suse.de>
12862 Jeff Law <law@redhat.com>
12864 PR tree-optimization/69740
12865 * cfghooks.c (remove_edge): Request loop fixups if we delete
12866 an edge that might turn an irreducible loop into a natural
12869 2016-02-26 Martin Jambor <mjambor@suse.cz>
12871 PR middle-end/69920
12872 * tree-sra.c (sra_modify_assign): Do not remove loads of
12873 uninitialized aggregates to SSA_NAMEs.
12875 2016-02-26 Richard Henderson <rth@redhat.com>
12878 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
12879 pseudo in case the target rtx matches the source of the left
12882 2016-02-26 Martin Jambor <mjambor@suse.cz>
12885 * hsa.h (hsa_type_packed_p): Declare.
12886 * hsa.c (hsa_type_packed_p): New function.
12887 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
12889 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
12890 * hsa-brig.c (emit_basic_insn): Likewise.
12892 2016-02-26 Martin Jambor <mjambor@suse.cz>
12895 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
12897 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
12899 2016-02-26 Martin Jambor <mjambor@suse.cz>
12901 * hsa.h (is_a_helper): New overload for hsa_op_immed for
12902 hsa_op_with_type operands.
12903 (hsa_unsigned_type_for_type): Declare.
12904 * hsa.c (hsa_unsigned_type_for_type): New function.
12905 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
12906 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
12907 the finalizer. Do not emit extra move.
12909 2016-02-26 Martin Jambor <mjambor@suse.cz>
12911 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
12912 atomic operations in private segment.
12914 2016-02-26 Martin Jambor <mjambor@suse.cz>
12916 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
12917 statements to wi->info. Also disallow omp simd constructs.
12918 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
12919 for not gridifying. Dump special string for omp_for.
12921 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12924 * config/aarch64/aarch64.c (aarch64_set_current_function):
12925 Save/restore target globals when switching to
12926 target_option_default_node.
12928 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12931 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
12932 Return 0 if !SHIFT_COUNT_TRUNCATED.
12934 2016-02-26 Jakub Jelinek <jakub@redhat.com>
12935 Eric Botcazou <ebotcazou@adacore.com>
12937 PR rtl-optimization/69891
12938 * dse.c (scan_insn): If we can't figure out memset arguments
12939 or they are non-constant, call clear_rhs_from_active_local_stores.
12941 2016-02-26 Martin Liska <mliska@suse.cz>
12943 * doc/extend.texi: Mention clog10, clog10f an clog10l
12944 in Builtins section.
12946 2016-02-26 Martin Liska <mliska@suse.cz>
12948 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
12950 (resolve_args_picking_1): Likewise.
12951 * dwarf2out.h (struct GTY): Likewise.
12953 2016-02-26 Martin Liska <mliska@suse.cz>
12955 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
12956 with flag_checking.
12957 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
12959 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
12960 Martin Liska <mliska@suse.cz>
12962 * doc/install.texi: Mention --enable-valgrind-annotations.
12964 2016-02-26 Richard Biener <rguenther@suse.de>
12966 PR tree-optimization/69551
12967 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
12968 looking through aliases adjust DECL_PT_UID to refer to the
12969 ultimate alias target.
12971 2016-02-25 Martin Liska <mliska@suse.cz>
12973 PR middle-end/69919
12974 * alloc-pool.c (after_memory_report): New variable.
12975 * alloc-pool.h (base_pool_allocator ::release): Do not use
12976 the infrastructure if after_memory_report.
12977 * toplev.c (toplev::main): Mark after memory report.
12979 2016-02-25 Richard Biener <rguenther@suse.de>
12981 PR tree-optimization/48795
12982 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
12984 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
12987 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
12988 offloading is enabled and -fopenacc or -fopenmp is specified.
12989 (CRTOFFLOADEND): Likewise.
12990 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
12991 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
12992 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
12993 (offload_objects_file_name): New static var.
12994 (tool_cleanup): Remove offload_objects_file_name file.
12995 (find_offloadbeginend): Replace with ...
12996 (find_crtoffloadtable): ... this.
12997 (run_gcc): Remove offload_argc and offload_argv.
12998 Get offload_objects_file_name from -foffload-objects=... option.
12999 Read names of object files with offload from this file, pass them to
13000 compile_images_for_offload_targets. Don't call find_offloadbeginend and
13001 don't pass offloadbegin and offloadend to the linker. Don't pass
13002 offload non-LTO files to the linker, because now they're not claimed.
13004 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
13007 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
13008 on builtin_unreachable.
13010 2016-02-25 Jakub Jelinek <jakub@redhat.com>
13012 PR rtl-optimization/69896
13013 * regcprop.c: Include cfgrtl.h.
13014 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
13015 than remembered mode, either delete it (if noop_move_p), or
13016 treat like copy_p but not noop_p instruction.
13018 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13021 * dwarf2out.c (gen_variable_die): Work around buggy LTO
13022 - allow NULL decl for Fortran DW_TAG_common_block variables.
13024 2016-02-24 Jason Merrill <jason@redhat.com>
13026 * common.opt (flifetime-dse): Add -flifetime-dse=1.
13028 2016-02-24 Richard Biener <rguenther@suse.de>
13029 Jakub Jelinek <jakub@redhat.com>
13031 PR middle-end/69760
13032 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
13033 conditionally executed ops to well-defined overflow behavior.
13035 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13037 PR middle-end/69915
13038 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
13041 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13043 PR rtl-optimization/69886
13044 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
13045 argument. Use it when checking validity of set instructions.
13046 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
13047 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
13049 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
13050 * store-motion.c (find_moveable_store): Update
13051 can_assign_to_reg_without_clobbers_p callsite.
13053 2016-02-24 Richard Biener <rguenther@suse.de>
13055 PR middle-end/68963
13056 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
13058 (record_nonwrapping_iv): Do not fall back to the low/high bound
13059 for non-constant IV bases if the stmt is not always executed.
13061 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13063 * config/arm/arm-cores.def (cortex-a32): New entry.
13064 * config/arm/arm-tables.opt: Regenerate.
13065 * config/arm/arm-tune.md: Regenerate.
13066 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
13067 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
13068 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
13069 for -mcpu and -mtune.
13071 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13074 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
13075 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
13076 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
13077 (atomic_loaddi_1): Delete.
13078 (atomic_loaddi): Rewrite expander using the above changes.
13080 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13083 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
13086 2016-02-24 Jakub Jelinek <jakub@redhat.com>
13087 Richard Biener <rguenth@suse.de>
13089 PR middle-end/69909
13090 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
13091 set_mem_attributes if tem is SSA_NAME which got expanded
13094 2016-02-24 Richard Biener <rguenther@suse.de>
13096 PR tree-optimization/69907
13097 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
13098 end of permutations for BB vectorization.
13100 2016-02-24 Christian Bruel <christian.bruel@st.com>
13102 * config/arm/arm-c.c (arm_option_override): Initialize
13103 target_option_current_node.
13104 * config/arm/arm.c (arm_pragma_target_parse): Replace
13105 build_target_option_node call by target_option_current_node.
13106 Set target_option_current_node.
13109 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
13112 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
13113 define_insn_and_split to define_insn.
13114 (zero_extendqi<mode>2_dot2): Same.
13115 (extendqi<mode>2_dot): Same.
13116 (extendqi<mode>2_dot2): Same.
13118 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13120 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
13121 and add bypass for AES{D,E} and AESMC pairs.
13122 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
13125 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
13127 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
13128 series for reciprocal square root in Exynos M1.
13130 2016-02-23 Martin Sebor <msebor@redhat.com>
13133 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
13134 __builtin_alloca_with_align.
13136 2016-02-23 Richard Henderson <rth@redhat.com>
13138 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
13139 (ix86_register_pragmas): Remove __seg_tls.
13140 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
13141 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
13142 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
13143 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
13144 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
13145 * doc/extend.texi (__seg_tls): Remove item.
13147 2016-02-23 Richard Biener <rguenther@suse.de>
13149 * alloc-pool.h (struct allocation_object): Make id member
13150 conditional on CHECKING_P again.
13151 (get_instance): Adjust.
13152 (base_pool_allocator): Likewise.
13154 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
13156 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
13157 (parallelize_loops): In OpenACC kernels mode, set n_threads to
13159 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
13161 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
13163 2016-02-23 Richard Biener <rguenther@suse.de>
13165 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
13166 * bitmap.h (struct bitmap_usage): Likewise.
13167 (bitmap_move): Declare.
13168 * bitmap.c (register_overhead): Take size_t argument.
13169 (bitmap_move): New function.
13170 * df-problems.c (df_rd_transfer_function): Use bitmap_move
13171 to properly account overhead.
13172 * tree.c (free_node): Use tree_size.
13174 2016-02-23 Jakub Jelinek <jakub@redhat.com>
13177 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
13178 when inverting comparison.
13181 * common.opt (Wunreachable-code): Add Warning flag.
13183 2016-02-23 Mark Wielaard <mjw@redhat.com>
13184 Jakub Jelinek <jakub@redhat.com>
13187 * cgraphunit.c (check_global_declaration): Check main_input_filename
13188 and DECL_SOURCE_FILE are not NULL.
13190 2016-02-23 Martin Jambor <mjambor@suse.cz>
13192 PR tree-optimization/69666
13193 * tree-sra.c (sra_modify_assign): Do not attempt to create
13194 default_def replacements for unscalarizable regions.
13196 2016-02-20 Mark Wielaard <mjw@redhat.com>
13199 * cgraphunit.c (check_global_declaration): Check level of
13200 warn_unused_const_variable and main_input_filename.
13201 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
13202 (-Wunused-variable): For C implies -Wunused-const-variable=1.
13203 (-Wunused-const-variable): Explain levels 1 and 2.
13205 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13208 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
13209 identical arguments. Formatting and spelling fixes.
13212 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
13217 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
13218 and m68k-devices.def.
13219 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
13220 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
13222 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
13224 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
13225 and HImode registers.
13227 2016-02-22 Richard Biener <rguenther@suse.de>
13229 PR tree-optimization/69882
13230 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
13231 preserve permutations present because of gaps.
13232 (vect_supported_load_permutation_p): Always continue checking
13233 permutations after vect_attempt_slp_rearrange_stmts.
13235 2016-02-22 Bin Cheng <bin.cheng@arm.com>
13237 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
13238 min_profitable_estimate, rather than min_profitable_iters.
13240 2016-02-22 Jakub Jelinek <jakub@redhat.com>
13243 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
13244 SImode for last match_operand.
13246 2016-02-22 Martin Liska <mliska@suse.cz>
13248 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
13249 return bitsize - 1 as the return value.
13251 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
13255 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
13256 Handle negative shift counts.
13257 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
13258 force_reg on the shift constant.
13259 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
13260 (lshrsi3_d): Handle negative shift counts.
13262 2016-02-22 Richard Biener <rguenther@suse.de>
13263 Tom de Vries <tom@codesourcery.com>
13265 * graph.c: Include dumpfile.h.
13266 (print_graph_cfg): Split into three overloads.
13267 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
13269 2016-02-22 Tom de Vries <tom@codesourcery.com>
13271 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
13274 2016-02-22 Richard Biener <rguenther@suse.de>
13277 * ipa-inline-transform.c (inline_call): When not updating
13278 overall summaries adjust self size by the growth estimate.
13279 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
13280 hash-set, do not update overall summaries here. Renamed from ...
13281 (inline_to_all_callers): ... this which is now wrapping the
13282 above and performing delayed overall summary update.
13283 (early_inline_small_functions): Delay updating of the overall
13286 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
13288 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
13291 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13294 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
13295 :%* in %:gt() argument.
13296 (greater_than_spec_func): Adjust for expecting only numbers,
13297 if there are more than two numbers, compare the last two.
13299 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
13301 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
13302 -Wnarrowing with -std.
13304 2016-02-19 Jakub Jelinek <jakub@redhat.com>
13307 * expr.c (store_field): Don't use bit-field path if exp is
13308 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
13309 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
13310 and the assignment can be performed by bitwise copy. Formatting
13313 PR middle-end/69838
13314 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
13315 call copy_reg_eh_region_note_forward on before and/or after sequences
13316 and remove note from insn if it no longer can throw.
13319 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
13320 if TARGET_AVX512BW.
13322 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13324 * config/s390/vector.md: Add missing commutative operand markers
13325 to the patterns which qualify for one.
13326 * config/s390/vx-builtins.md: Likewise.
13328 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13330 * config/s390/vector.md (VI, VI_QHS): Add single element vector
13331 types to mode iterators.
13332 (vec_double): ... and mode attribute.
13333 * config/s390/vx-builtins.md (non_vec_int): Likewise.
13335 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13337 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
13338 Change the predicate of op2 from nonimmediate to general and let
13339 reload fix it if necessary.
13341 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13343 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
13345 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13347 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
13350 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13352 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
13353 * config/s390/s390.c (s390_expand_vec_movstr): New function.
13354 * config/s390/s390.md ("movstr<P:mode>"): Call
13355 s390_expand_vec_movstr.
13357 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13359 * config/s390/s390.md: Add missing output modifier for operand 1
13360 to print it as address properly.
13362 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13364 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
13365 * config/s390/2964.md: New file.
13366 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
13367 of insn grouping attributes depending on the CPU level.
13368 (s390_get_unit_mask): New function.
13369 (s390_sched_score): Remove the OOO from the scheduling macros.
13370 Add loop to calculate a score for the instruction mix.
13371 (s390_sched_reorder): Likewise plus improve debug output.
13372 (s390_sched_variable_issue): Rename macros as above. Calculate
13373 the unit distances after actually scheduling an insn. Improve
13375 (s390_sched_init): Clear last_scheduled_unit_distance array.
13376 * config/s390/s390.md: Include 2964.md.
13378 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13381 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
13382 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
13383 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
13384 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
13385 *avx512f_<code>v8div16qi2_mask_1): New insns.
13387 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
13390 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
13393 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
13394 earlyclobber from target. Use wF constraint for fused memory
13396 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
13398 2016-02-18 Jakub Jelinek <jakub@redhat.com>
13399 Martin Liska <mliska@suse.cz>
13402 * cfgexpand.c (asan_sanitize_stack_p): New function.
13403 (partition_stack_vars): Use the function.
13404 (expand_stack_vars): Likewise.
13405 (defer_stack_allocation): Likewise.
13406 (expand_used_vars): Likewise.
13408 2016-02-18 Richard Biener <rguenther@suse.de>
13410 PR middle-end/69553
13411 * fold-const.c (operand_equal_p): Properly compare offsets for
13412 IMAGPART_EXPR and ARRAY_REF.
13414 2016-02-18 Nick Clifton <nickc@redhat.com>
13418 * config/arm/arm.c (arm_option_override_internal): Disable
13419 interworking if the target does not support thumb instructions.
13420 (arm_reload_in_hi): Handle the case where a register to register
13421 move needs reloading because there is no simple pattern to handle
13423 (arm_reload_out_hi): Likewise.
13425 2016-02-18 Richard Biener <rguenther@suse.de>
13427 PR middle-end/69854
13428 * match.pd: Don't use fold_binary or fold_unary for folding
13431 2016-02-17 Jakub Jelinek <jakub@redhat.com>
13434 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
13435 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
13436 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
13437 warn on gimple_no_warning_p statements.
13439 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
13441 * doc/extend.texi (C++ Attributes): Correct description of
13442 warn_unused type attribute.
13444 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13446 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
13447 correct instruction.
13449 2016-02-17 Richard Biener <rguenther@suse.de>
13451 PR rtl-optimization/69609
13452 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
13453 (find_traces_1_round): When ending a trace update cached priority
13455 (bb_to_key): Use cached priority when available.
13456 (copy_bb): Initialize cached priority.
13457 (reorder_basic_blocks_software_trace_cache): Likewise.
13459 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13462 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
13464 (aarch64_comparison_operator): Break overly long line into two.
13465 (aarch64_comparison_operation): Likewise.
13466 * config/aarch64/aarch64.md (cstorecc4): Use
13467 aarch64_comparison_operator_mode instead of
13468 aarch64_comparison_operator.
13469 (cstore<mode>4): Likewise.
13470 (aarch64_cstore<mode>): Likewise.
13471 (*cstoresi_insn_uxtw): Likewise.
13472 (cstore<mode>_neg): Likewise.
13473 (*cstoresi_neg_uxtw): Likewise.
13475 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13478 * config/arm/predicates.md (arm_comparison_operator_mode):
13480 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
13481 instead of arm_comparison_operator.
13482 (*mov_negscc): Likewise.
13483 (*mov_notscc): Likewise.
13484 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
13485 (*thumb2_mov_negscc): Likewise.
13486 (*thumb2_mov_negscc_strict_it): Likewise.
13487 (*thumb2_mov_notscc): Likewise.
13488 (*thumb2_mov_notscc_strict_it): Likewise.
13490 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
13492 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
13493 Add missing return.
13495 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
13497 * config/visium/visium.c (machine_libfunc_index): New enum.
13498 (machine_libfuncs): New structure.
13499 (visium_libfuncs): New static variable.
13500 (TARGET_INIT_LIBFUNCS): Define to...
13501 (visium_init_libfuncs): ...this. New function.
13502 (expand_block_move_4): Use the appropriate libfunc.
13503 (expand_block_move_2): Likewise.
13504 (expand_block_move_1): Likewise.
13505 (expand_block_set_4): Likewise.
13506 (expand_block_set_2): Likewise.
13507 (expand_block_set_1): Likewise.
13508 (visium_trampoline_init): Likewise.
13510 2016-02-17 Nick Clifton <nickc@redhat.com>
13512 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
13513 TI's devices.csv file as of March 2016.
13515 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
13518 * opts-global.c (handle_common_deferred_options): Introduce and
13519 initialize two global variables to remember command-line options
13520 specifying a stack-limiting register.
13521 * opts.h: Add extern declarations of the two new global variables.
13522 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
13523 variable based on the values of the two new global variables.
13525 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13528 * common.opt (Wnonnull-compare): New warning.
13529 * doc/invoke.texi (-Wnonnull): Remove text about comparison
13530 of arguments against NULL.
13531 (-Wnonnull-compare): Document.
13532 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
13533 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
13534 * passes.def (pass_warn_nonnull_compare): Add.
13535 * gimple-ssa-nonnull-compare.c: New file.
13537 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13539 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
13540 AARCH64_EXTRA_TUNE_RECIP_SQRT.
13542 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13544 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
13545 reciprocal sqrt for -mlow-precision-recip-sqrt.
13547 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13548 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13550 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
13551 always use lane loads to construct non-constant vectors.
13553 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
13555 * config/aarch64/aarch64.md
13556 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
13557 constraints for operand 3.
13558 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
13560 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13561 Richard Biener <rguenther@suse.de>
13563 PR tree-optimization/69820
13564 * tree-vect-patterns.c (type_conversion_p): Return false if
13565 *orig_type is unsigned single precision or boolean.
13566 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
13569 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13571 PR rtl-optimization/69764
13572 PR rtl-optimization/69771
13573 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
13574 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
13576 2016-02-16 Richard Biener <rguenther@suse.de>
13578 PR tree-optimization/69776
13579 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
13581 (indirect_refs_may_alias_p): Likewise.
13582 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
13583 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
13584 according to tbaa_p.
13585 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
13586 (optimize_stmt): For redundant store discovery do not allow tbaa.
13588 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
13590 PR tree-optimization/69714
13591 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
13592 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
13594 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
13596 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
13597 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
13598 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
13599 * config/arc/arc.c (arc_init): Check FPU options.
13600 (get_arc_condition_code): Handle new CC_FPU* modes.
13601 (arc_select_cc_mode): Likewise.
13602 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
13603 register pair only. Allow access for ARCv2 accumulator.
13604 (gen_compare_reg): Whenever we have FPU support use FPU compare
13606 (arc_reorg): Don't generate brcc insns when FPU compare
13607 instructions are involved.
13608 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
13609 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
13610 floating point emulation.
13611 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
13612 (REVERSE_CONDITION): Add new CC_FPU* modes.
13613 (TARGET_FP_SP_BASE): Define.
13614 (TARGET_FP_DP_BASE): Likewise.
13615 (TARGET_FP_SP_FUSED): Likewise.
13616 (TARGET_FP_DP_FUSED): Likewise.
13617 (TARGET_FP_SP_CONV): Likewise.
13618 (TARGET_FP_DP_CONV): Likewise.
13619 (TARGET_FP_SP_SQRT): Likewise.
13620 (TARGET_FP_DP_SQRT): Likewise.
13621 (TARGET_FP_DP_AX): Likewise.
13622 * config/arc/arc.md (ARCV2_ACC): New constant.
13623 (type): New fpu type attribute.
13624 (SDF): Conditional iterator.
13625 (cstore<mode>, cbranch<mode>): Change expand condition.
13626 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
13627 handles FPU/FPX cases as well.
13628 * config/arc/arc.opt (mfpu): New option.
13629 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
13631 (adddf3, muldf3, subdf3): Removed.
13632 * config/arc/predicates.md (proper_comparison_operator): Recognize
13634 * config/arc/fpu.md: New file.
13635 * doc/invoke.texi (ARC Options): Document mfpu option.
13637 2016-02-16 Richard Biener <rguenther@suse.de>
13639 PR rtl-optimization/69291
13640 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
13641 noce_operand_ok check.
13643 2016-02-16 Tom de Vries <tom@codesourcery.com>
13646 * omp-low.c (simd_clone_create): Remove call to
13647 symtab->call_cgraph_insertion_hooks.
13649 2016-02-16 Jakub Jelinek <jakub@redhat.com>
13651 PR tree-optimization/69802
13652 * tree-ssa-reassoc.c (update_range_test): If op is
13653 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
13654 op == 1 test of precision 1 integral op, otherwise handle
13655 that case as op itself. Fix up formatting.
13656 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
13659 2016-02-16 Richard Biener <rguenther@suse.de>
13661 PR tree-optimization/69586
13662 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
13663 types for conversion sources.
13665 2016-02-16 Richard Biener <rguenther@suse.de>
13667 PR middle-end/69801
13668 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
13669 mask OEP_ADDRESS_OF.
13671 2016-02-16 Alan Modra <amodra@gmail.com>
13674 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
13675 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
13676 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
13678 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
13679 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
13680 (p8_fmrgow_<mode>): Likewise.
13681 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
13683 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
13684 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
13685 to use movdi_internal64. Remove op0_di.
13686 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
13688 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
13690 Add support for the FCCMP insn types
13692 * config/aarch64/aarch64.md (fccmp): Change insn type.
13693 (fccmpe): Likewise.
13694 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
13695 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
13696 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
13697 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
13698 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
13699 * config/arm/types.md (fccmps): Add new insn type.
13700 (fccmpd): Likewise.
13702 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
13704 * alias.c (get_alias_set): Fix a typo in comment.
13706 2016-02-15 Richard Biener <rguenther@suse.de>
13708 PR tree-optimization/69595
13709 * match.pd: Complete range test simplification to true.
13711 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
13713 PR rtl-optimization/69648
13714 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
13715 pic_offset_table_rtx.
13717 PR rtl-optimization/69752
13718 * ira.c (update_equiv_regs): When looking for more than a single SET,
13719 also take other side effects into account.
13721 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13723 * config/s390/s390.c (s390_function_profiler): Add a new sequence
13724 for z900+ CPUs in 31-bit mode.
13726 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
13728 * common/config/s390/s390-common.c (s390_supports_split_stack):
13730 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
13731 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
13732 * config/s390/s390.c (struct machine_function): New field
13733 split_stack_varargs_pointer.
13734 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
13735 in s390_emit_prologue.
13736 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
13738 (morestack_ref): New global.
13739 (SPLIT_STACK_AVAILABLE): New macro.
13740 (s390_expand_split_stack_prologue): New function.
13741 (s390_live_on_entry): New function.
13742 (s390_va_start): Use split-stack vararg pointer if appropriate.
13743 (s390_asm_file_end): Emit the split-stack note sections.
13744 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
13745 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
13746 (UNSPECV_SPLIT_STACK_CALL): New unspec.
13747 (UNSPECV_SPLIT_STACK_DATA): New unspec.
13748 (split_stack_prologue): New expand.
13749 (split_stack_space_check): New expand.
13750 (split_stack_data): New insn.
13751 (split_stack_call): New expand.
13752 (split_stack_call_*): New insn.
13753 (split_stack_cond_call): New expand.
13754 (split_stack_cond_call_*): New insn.
13756 2016-02-15 Richard Biener <rguenther@suse.de>
13758 PR tree-optimization/69783
13759 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
13760 Add trivially correct cases.
13762 2016-02-15 Tom de Vries <tom@codesourcery.com>
13765 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
13767 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
13769 2016-02-15 Richard Biener <rguenther@suse.de>
13771 PR tree-optimization/69776
13772 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
13773 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
13774 indicate whether we can use TBAA to disambiguate against stores.
13775 Use alias-set zero if not.
13776 (visit_reference_op_store): Do not use TBAA when looking up
13778 * tree-ssa-pre.c (compute_avail): Use TBAA here.
13779 (eliminate_dom_walker::before_dom_children): But not when looking
13780 up redundant stores.
13782 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
13784 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
13786 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
13788 * config/i386/znver1.md
13789 (znver1_pop, znver1_pop_mem,
13790 znver1_load_imov_double_store,
13791 znver1_load_imov_direct_store,
13792 znver1_load_imov_direct_load,
13793 znver1_load_imov_double_load): Add new.
13794 (znver1_insn, znver1_insn_load): Add icmov type.
13795 (znver1_sseavx_fma,
13796 znver1_sseavx_fma_load,
13798 znver1_avx256_fma_load): Fix pipe usage.
13800 2016-02-14 Alan Modra <amodra@gmail.com>
13803 * reloads.c (find_reloads_address_1): For pre/post-inc/dec
13804 with an invalid hard reg, reload just the reg not the entire
13805 pre/post-inc/dec address expression.
13807 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13810 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
13811 fixed R1_REG scratch reg.
13812 (sibcall_value_pcrel_fdpic): Likewise.
13814 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
13818 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
13820 2016-02-12 Walter Lee <walt@tilera.com>
13822 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
13823 * config/tilegx/t-tilegx: Likewise.
13825 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13828 * diagnostic-show-locus.c (struct line_span): New struct.
13829 (layout::get_first_line): Delete.
13830 (layout::get_last_line): Delete.
13831 (layout::get_num_line_spans): New member function.
13832 (layout::get_line_span): Likewise.
13833 (layout::print_heading_for_line_span_index_p): Likewise.
13834 (layout::get_expanded_location): Likewise.
13835 (layout::calculate_line_spans): Likewise.
13836 (layout::m_first_line): Delete.
13837 (layout::m_last_line): Delete.
13838 (layout::m_line_spans): New field.
13839 (layout::layout): Update comment. Replace m_first_line and
13840 m_last_line with m_line_spans, replacing their initialization
13841 with a call to calculate_line_spans.
13842 (diagnostic_show_locus): When printing source lines and
13843 annotations, rather than looping over a single span
13844 of lines, instead loop over each line_span within
13845 the layout, with an inner loop over the lines within them.
13846 Call the context's start_span callback when changing line spans.
13847 * diagnostic.c (diagnostic_initialize): Initialize start_span.
13848 (diagnostic_build_prefix): Break out the building of the location
13849 part of the string into...
13850 (diagnostic_get_location_text): ...this new function, rewriting
13851 it from nested ternary expressions to a sequence of "if"
13853 (default_diagnostic_start_span_fn): New function.
13854 * diagnostic.h (diagnostic_start_span_fn): New typedef.
13855 (diagnostic_context::start_span): New field.
13856 (default_diagnostic_start_span_fn): New prototype.
13858 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13861 * gcc.c (driver::finalize): Fix cleanup of "specs".
13863 2016-02-12 David Malcolm <dmalcolm@redhat.com>
13867 * gcc.c (driver::driver): Initialize m_option_suggestions.
13868 (driver::~driver): Clean up m_option_suggestions.
13869 (suggest_option): Convert to...
13870 (driver::suggest_option): ...this, and split out into
13871 driver::build_option_suggestions and find_closest_string.
13872 (driver::build_option_suggestions): New function, from
13873 first half of suggest_option. Special-case
13874 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
13875 the sanitizer_opts array. For options of enum types, add the
13876 various enum values to the candidate strings.
13877 (driver::handle_unrecognized_options): Remove "const".
13878 * gcc.h (driver::handle_unrecognized_options): Likewise.
13879 (driver::build_option_suggestions): New decl.
13880 (driver::suggest_option): New decl.
13881 (driver::m_option_suggestions): New field.
13882 * opts-common.c (add_misspelling_candidates): New function.
13883 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
13884 and make non-static.
13885 * opts.h (sanitizer_opts): New array decl.
13886 (add_misspelling_candidates): New function decl.
13887 * spellcheck.c (find_closest_string): New function.
13888 * spellcheck.h (find_closest_string): New function decl.
13890 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13892 PR rtl-optimization/69764
13893 PR rtl-optimization/69771
13894 * optabs.c (expand_binop_directly): For shift_optab_p, force
13895 convert_modes with VOIDmode if xop1 has VOIDmode.
13897 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
13900 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
13901 to correctly determine instrumentation thunks.
13903 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13906 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
13907 type by reference, force lhs on the call.
13910 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
13911 Compute retval and retbnd early in all cases if split_part_return_p
13912 and return_bb is not EXIT. Remove all clobber stmts and reset
13913 all debug stmts that refer to SSA_NAMEs defined in split part,
13914 except if it is retval, in that case replace the old retval with the
13915 lhs of the call to the split part.
13917 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13920 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13922 PR middle-end/66726
13923 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13924 whose result is used in PHI.
13925 (maybe_optimize_range_tests): Likewise.
13926 (final_range_test_p): Likweise.
13928 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
13930 PR middle-end/66726
13931 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
13932 whose result is used in PHI.
13933 (maybe_optimize_range_tests): Likewise.
13934 (final_range_test_p): Likweise.
13936 2016-02-12 Jakub Jelinek <jakub@redhat.com>
13938 * cgraph.c: Spelling fixes - behaviour -> behavior and
13939 neighbour -> neighbor.
13940 * target.def: Likewise.
13941 * sel-sched.c: Likewise.
13942 * config/mips/mips.c: Likewise.
13943 * config/arc/arc.md: Likewise.
13944 * config/arm/cortex-a57.md: Likewise.
13945 * config/arm/arm.c: Likewise.
13946 * config/arm/neon.md: Likewise.
13947 * config/arm/arm-c.c: Likewise.
13948 * config/vms/vms-c.c: Likewise.
13949 * config/s390/s390.c: Likewise.
13950 * config/i386/znver1.md: Likewise.
13951 * config/i386/i386.c: Likewise.
13952 * config/ia64/hpux-unix2003.h: Likewise.
13953 * config/msp430/msp430.md: Likewise.
13954 * config/rx/rx.c: Likewise.
13955 * config/rx/rx.md: Likewise.
13956 * config/aarch64/aarch64-simd.md: Likewise.
13957 * config/aarch64/aarch64.c: Likewise.
13958 * config/nvptx/nvptx.c: Likewise.
13959 * config/bfin/bfin.c: Likewise.
13960 * config/cris/cris.opt: Likewise.
13961 * config/rs6000/rs6000.c: Likewise.
13962 * target.h: Likewise.
13963 * spellcheck.c: Likewise.
13964 * ira-build.c: Likewise.
13965 * tree-inline.c: Likewise.
13966 * builtins.c: Likewise.
13967 * lra-constraints.c: Likewise.
13968 * explow.c: Likewise.
13969 * hwint.h: Likewise.
13970 * targhooks.c: Likewise.
13971 * tree-vect-data-refs.c: Likewise.
13972 * expr.c: Likewise.
13973 * doc/tm.texi: Likewise.
13974 * doc/extend.texi: Likewise.
13975 * doc/install.texi: Likewise.
13976 * doc/md.texi: Likewise.
13977 * tree-ssa-tail-merge.c: Likewise.
13978 * sched-int.h: Likewise.
13979 * match.pd: Likewise.
13980 * sched-ebb.c: Likewise.
13981 * target.def (omit_struct_return_reg): Likewise.
13982 * gimple-ssa-isolate-paths.c: Likewise.
13983 (find_implicit_erroneous_behaviour): Renamed to...
13984 (find_implicit_erroneous_behavior): ... this.
13985 (find_explicit_erroneous_behaviour): Renamed to...
13986 (find_explicit_erroneous_behavior): ... this.
13987 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
13989 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
13991 PR rtl-optimization/64682
13992 PR rtl-optimization/69567
13993 PR rtl-optimization/69737
13994 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
13995 in I2 as well, just lose it.
13997 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13999 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
14001 (aarch64_last_printed_tune_string): Likewise.
14002 (aarch64_declare_function_name): Only output .arch assembler
14003 directive if it will be different from the previously output
14004 directive. Same for .tune comment but only if -dA is set.
14005 (aarch64_start_file): New function.
14006 (TARGET_ASM_FILE_START): Define.
14008 2016-02-11 David Malcolm <dmalcolm@redhat.com>
14011 * Makefile.in (PLUGIN_HEADERS): Add params.list.
14013 2016-02-11 Jakub Jelinek <jakub@redhat.com>
14016 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
14017 -Wmaybe-uninitialized warning.
14019 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
14022 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
14024 2016-02-11 Richard Biener <rguenther@suse.de>
14026 PR rtl-optimization/69291
14027 * ifcvt.c (noce_try_store_flag_constants): Do not allow
14028 subexpressions affected by changing the result.
14030 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
14033 * lra-constraints.c (curr_insn_transform): Find in/out operands
14034 for secondary memory moves. Update dups.
14036 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
14038 PR tree-optimization/69652
14039 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
14040 to nested loop, did source re-formatting, skip debug statements,
14041 add check on statement with volatile operand, remove dead scalar
14044 2016-02-10 Jakub Jelinek <jakub@redhat.com>
14045 Patrick Palka <ppalka@gcc.gnu.org>
14049 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
14050 calls if the return type is TREE_ADDRESSABLE.
14051 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
14052 * ipa-split.c (split_function): Fix doubled "we" in comment.
14053 Use void return type for the split part even if
14054 !split_point->split_part_set_retval.
14056 2016-02-10 Bin Cheng <bin.cheng@arm.com>
14058 PR tree-optimization/68021
14059 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
14060 when computing the value of biv cand by itself.
14062 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14064 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
14065 (cortexa57_tunings): Likewise.
14066 (cortexa72_tunings): Likewise.
14067 (arch_macro_fusion_pair_p): Add support for AES fusion.
14068 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
14069 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
14070 Allow virtual registers before reload so early scheduling works.
14071 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
14072 correct latency and pipeline.
14073 (cortex_a57_crypto_complex): Likewise.
14074 (cortex_a57_crypto_xor): Likewise.
14075 (define_bypass): Add AES bypass.
14077 2016-02-10 Richard Biener <rguenther@suse.de>
14079 PR tree-optimization/69726
14080 * passes.def: Add DCE pass before late uninit.
14081 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
14082 really fixup if-conversions job.
14084 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
14086 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
14087 (arm_cortex_a57_tune): Likewise.
14088 (aarch_macro_fusion_pair_p): Add support for AES fusion.
14089 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
14091 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
14093 * timevar.def (TV_PHASE_DBGINFO): Delete.
14094 (TV_PHASE_CHECK_DBGINFO): Likewise.
14095 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
14097 2016-02-10 Richard Biener <rguenther@suse.de>
14099 PR tree-optimization/69719
14100 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14101 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
14103 2016-02-09 Andrew Pinski <apinski@cavium.com>
14106 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
14107 get_vcond_mask_icode returns false.
14109 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
14112 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
14113 an ADDIS that adds a pointer to a large constant that sets the
14114 upper16 bits with a load operation.
14116 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14119 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
14121 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
14123 (vzipq_s16): Likewise.
14124 (vzipq_s32): Likewise.
14125 (vzipq_f32): Likewise.
14126 (vzipq_u8): Likewise.
14127 (vzipq_u16): Likewise.
14128 (vzipq_u32): Likewise.
14129 (vzipq_p8): Likewise.
14130 (vzipq_p16): Likewise.
14132 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
14135 * config/arm/arm.c (neon_endian_lane_map): New function.
14136 (neon_vector_pair_endian_lane_map): New function.
14137 (arm_evpc_neon_vuzp): Allow for big endian lane order.
14138 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
14140 (vuzpq_s16): Likewise.
14141 (vuzpq_s32): Likewise.
14142 (vuzpq_f32): Likewise.
14143 (vuzpq_u8): Likewise.
14144 (vuzpq_u16): Likewise.
14145 (vuzpq_u32): Likewise.
14146 (vuzpq_p8): Likewise.
14147 (vuzpq_p16): Likewise.
14149 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
14152 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
14155 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
14157 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
14158 truncate const_int operand 1 to QImode.
14160 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
14162 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
14163 corresponding to an abnormal edge.
14165 2016-02-09 Tom de Vries <tom@codesourcery.com>
14167 PR tree-optimization/69599
14168 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
14170 (find_func_aliases_for_builtin_call, find_func_clobbers)
14171 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
14174 2016-02-09 Richard Biener <rguenther@suse.de>
14176 PR tree-optimization/69715
14177 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
14178 LHS on calls as non-rewritable.
14180 2016-02-09 Tom de Vries <tom@codesourcery.com>
14183 * lto-wrapper.c (append_diag_options): New function.
14184 (compile_offload_image): Call append_diag_options.
14186 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
14189 * doc/extend.texi (Flag Output Operands): Correct sectioning.
14190 Minor copy-edit to fix verb tenses.
14192 2016-02-08 Jakub Jelinek <jakub@redhat.com>
14194 PR tree-optimization/69209
14195 * ipa-split.c (split_function): If split part is not
14196 returning retval, retval has gimple type but is not
14197 gimple value, force it into a SSA_NAME first.
14199 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
14201 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
14204 2016-02-08 Jason Merrill <jason@redhat.com>
14207 * convert.c (convert_to_integer_1): Check dofold on truncation
14209 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
14210 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
14211 Rename from *_nofold.
14212 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
14213 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
14215 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
14218 * tree.c (build_common_tree_nodes): Remove short_double argument.
14219 All callers changed.
14220 * tree.h (build_common_tree_nodes): Adjust declaration.
14221 * doc/invoke.texi (-fshort-double): Remove documentation.
14222 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
14223 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
14224 * lto-wrapper.c (merge_and_complain, append_compiler_options)
14225 (append_linker_options): Don't handle OPT_fshort_double.
14227 PR rtl-optimization/68730
14228 * lra-remat.c (insn_to_cand_activation): New static variable.
14229 (lra_remat): Allocate and free it.
14230 (create_cand): New arg activation. Initialize a field in
14231 insn_to_cand_activation if it is nonnull.
14232 (create_cands): Pass the activation insn to create_cand when making
14233 a candidate involving an output reload. Reorganize code a little.
14234 (do_remat): Keep track of active status of candidates in a separate
14237 2016-02-08 Richard Biener <rguenther@suse.de>
14239 PR tree-optimization/69719
14240 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
14241 Properly use absolute of the difference of the two offsets to
14242 compare or adjust the segment length.
14244 2016-02-08 Richard Biener <rguenther@suse.de>
14245 Jeff Law <law@redhat.com>
14248 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
14249 types for anonymous SSA names.
14251 2016-02-08 Richard Biener <rguenther@suse.de>
14253 PR rtl-optimization/69274
14254 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
14256 2016-02-08 Jeff Law <law@redhat.com>
14258 PR tree-optimization/65917
14259 * tree-ssa-dom.c (record_temporary_equivalences): Record both
14260 equivalences from if (x == y) style conditionals.
14261 (loop_depth_of_name): Remove.
14262 (record_equality): Remove loop depth check.
14263 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
14264 (const_and_copies::record_const_or_copy_raw): New member function.
14265 * tree-ssa-scopedtables.c
14266 (const_and_copies::record_const_or_copy_raw): New, factored out of
14267 (const_and_copies::record_const_or_copy): Call new member function.
14269 2016-02-05 Jeff Law <law@redhat.com>
14271 PR tree-optimization/68541
14272 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
14273 (count_stmts_in_block): New function.
14274 (poor_ifcvt_candidate_code): Likewise.
14275 (is_feasible_trace): Add some heuristics to determine when path
14276 splitting is profitable.
14277 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
14278 is a diamond with a single exit.
14280 2016-02-05 Martin Sebor <msebor@redhat.com>
14283 * doc/invoke.texi: Update -Wplacement-new to take an optional
14286 2016-02-06 Richard Henderson <rth@redhat.com>
14289 * tree.c (tree_nop_conversion_p): Do not strip casts into or
14290 out of non-standard address spaces.
14292 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14294 PR rtl-optimization/69691
14295 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
14297 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
14299 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
14300 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
14301 (*ieee128_mfvsrd_64bit): Likewise.
14302 (*ieee128_mfvsrd_32bit): Likewise.
14304 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
14308 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
14310 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
14311 instrumented_version.
14313 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
14315 * doc/invoke.texi (Optimize Options): In table of --param options
14316 rename second occurrence of tracer-min-branch-ratio to
14317 tracer-min-branch-probability, rename
14318 tracer-min-branch-ratio-feedback to
14319 tracer-min-branch-probability-feedback and clarify description,
14320 rename sched-spec-state-edge-prob-cutoff to
14321 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
14322 to selsched-insns-to-rename, rename lto-minpartition to
14323 lto-min-partition, delete reorder-blocks-duplicate and
14324 reorder-blocks-duplicate-feedback.
14326 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14328 * config/s390/s390.c (s390_register_info_set_ranges): Remove
14331 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
14333 * doc/extend.texi: S/390: Correct some typos.
14335 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14337 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
14339 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14342 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
14343 (s390_register_info_gprtofpr): Use new macros above.
14344 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
14346 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
14347 its name. Adjust restore and save gpr ranges.
14348 (s390_register_info_set_ranges): New function.
14349 (s390_register_info): Use new macros above. Call
14350 s390_register_info_set_ranges.
14351 (s390_optimize_register_info): Likewise.
14352 (s390_hard_regno_rename_ok): Use new macros.
14353 (s390_hard_regno_scratch_ok): Likewise.
14354 (s390_emit_epilogue): Likewise.
14355 (s390_can_use_return_insn): Likewise.
14356 (s390_optimize_prologue): Likewise.
14357 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
14359 2016-02-05 Jakub Jelinek <jakub@redhat.com>
14362 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
14364 (ix86_option_override_internal): Disable TARGET_STV even for
14365 -m{incoming,preferred}-stack-boundary=3.
14367 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14369 * config.gcc: Mark deprecated rtems targets as obsolete.
14371 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
14373 PR rtl-optimization/64682
14374 PR rtl-optimization/69567
14375 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
14376 before I2 only if the register is both used and set in I2.
14378 2016-02-04 DJ Delorie <dj@redhat.com>
14380 * config/msp430/msp430.c (msp430_start_function): Add function type.
14382 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14385 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
14387 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
14389 PR rtl-optimization/69577
14391 2015-10-29 Richard Henderson <rth@redhat.com>
14395 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
14396 sse check to the exact conditions of PR 67609.
14398 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
14401 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
14402 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
14403 not allowed into the traditional Altivec registers.
14404 (movtd_64bit_nodm): Likewise.
14405 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
14407 2016-02-04 David Malcolm <dmalcolm@redhat.com>
14409 * config/aarch64/cortex-a57-fma-steering.c
14410 (aarch64_register_fma_steering): Remove "static" from arguments
14413 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
14416 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
14417 twice when complex.
14419 2016-02-04 Mike Frysinger <vapier@gentoo.org>
14421 * doc/invoke.texi: Delete -mno-fma4.
14423 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
14425 PR rtl-optimization/69577
14426 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
14427 (find_subregs_of_mode): Update accordingly. Iterate over partial
14430 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
14432 * config/arm/arm-protos.h (neon_reinterpret): Remove.
14433 * config/arm/arm.c (neon_reinterpret): Remove.
14434 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
14435 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
14436 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
14437 vreinterpretti): Remove.
14438 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
14439 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
14440 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
14441 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
14442 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
14443 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
14444 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
14445 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
14446 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
14447 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
14448 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
14449 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
14450 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
14451 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
14452 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
14453 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
14454 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
14455 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
14456 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
14457 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
14458 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
14459 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
14460 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
14461 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
14462 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
14463 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
14464 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
14465 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
14466 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
14467 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
14468 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
14469 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
14470 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
14471 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
14472 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
14473 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
14474 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
14475 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
14476 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
14477 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
14478 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
14479 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
14480 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
14481 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
14482 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
14483 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
14484 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
14485 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
14486 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
14487 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
14488 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
14489 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
14490 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
14491 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
14492 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
14493 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
14494 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
14495 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
14496 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
14497 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
14498 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
14499 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
14500 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
14501 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
14502 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
14503 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
14504 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
14505 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
14506 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
14507 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
14508 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
14509 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
14510 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
14511 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
14512 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
14513 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
14514 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
14515 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
14516 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
14517 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
14518 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
14519 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
14520 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
14521 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
14522 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
14523 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
14524 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
14525 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
14526 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
14527 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
14528 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
14529 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
14530 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
14531 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
14532 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
14533 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
14534 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
14535 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
14536 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
14537 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
14538 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
14539 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
14540 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
14542 2016-02-04 Martin Liska <mliska@suse.cz>
14545 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
14546 that are gimple_store_p.
14547 (maybe_instrument_call): Likewise.
14549 2016-02-04 Bin Cheng <bin.cheng@arm.com>
14551 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
14552 register scaling out of memory reference and comment why.
14554 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14558 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
14559 folding the source of a SET.
14561 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14565 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
14566 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
14568 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
14572 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
14575 2016-02-04 Christian Bruel <christian.bruel@st.com>
14577 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
14578 * config/arm/arm.c (arm_set_current_function): Likewise.
14580 2016-02-04 Jakub Jelinek <jakub@redhat.com>
14581 Ilya Enkovich <enkovich.gnu@gmail.com>
14582 H.J. Lu <hongjiu.lu@intel.com>
14585 * config/i386/i386.c (convert_scalars_to_vector): Remove
14586 stack alignment fixes.
14587 (ix86_option_override_internal): Disable TARGET_STV if stack
14588 might not be aligned enough.
14589 (ix86_minimum_alignment): Assert that TARGET_STV is false.
14591 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
14593 * config/i386/x86-tune.def: Disable default prefetching
14596 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
14597 Vladimir Makarov <vmakarov@redhat.com>
14600 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
14601 in validating fused toc addresses.
14603 2016-02-03 Jakub Jelinek <jakub@redhat.com>
14606 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
14607 range->m_caret fields if range->m_show_caret_p is false.
14610 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
14611 Force oldval into register if it does not satisfy reg_or_short_operand
14612 predicate. Fix up formatting.
14614 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
14615 Alexandre Oliva <aoliva@redhat.com>
14618 * lra-constraints.c (simplify_operand_subreg): Check additionally
14619 address validity after potential reloading.
14620 (process_address_1): Check insns validity. In case of failure do
14623 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
14626 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
14629 2016-02-02 Jakub Jelinek <jakub@redhat.com>
14631 * wide-int.cc (canonize_uhwi): New function.
14632 (wi::divmod_internal): Use it.
14634 2016-02-02 James Norris <jnorris@codesourcery.com
14636 * gimplify.c (omp_notice_variable): Add usage check.
14638 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
14640 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
14641 like LE, GE, LT, GT when emitting relational operator.
14643 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14645 * ira-costs.c (find_costs_and_classes): Add extra argument.
14646 * target.def (ira_change_pseudo_allocno_class): Add parameter.
14647 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
14648 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
14649 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
14650 Add best_class parameter, and return it if not ALL_REGS.
14651 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
14653 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
14654 Update target hook.
14656 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
14658 * config/aarch64/aarch64.c
14659 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
14660 (aarch64_ira_change_pseudo_allocno_class): New function.
14662 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
14665 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
14667 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14669 * config/avr/avr.c (avr_option_override): Set
14670 PARAM_ALLOW_STORE_DATA_RACES to 1.
14672 2016-02-02 Richard Biener <rguenther@suse.de>
14674 PR tree-optimization/69595
14675 * match.pd: Add range test simplifications to true/false.
14677 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
14679 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
14680 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
14683 2016-02-02 Richard Biener <rguenther@suse.de>
14685 PR tree-optimization/69606
14686 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
14687 info on the result before moving a stmt.
14689 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
14691 PR middle-end/68542
14692 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
14693 branch with vector comparison.
14694 * config/i386/sse.md (VI48_AVX): New mode iterator.
14695 (define_expand "cbranch<mode>4): Add support for conditional branch
14696 with vector comparison.
14697 * tree-vect-loop.c (optimize_mask_stores): New function.
14698 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
14699 has_mask_store field of vect_info.
14700 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
14701 vectorized loops having masked stores after vec_info destroy.
14702 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
14703 correspondent macros.
14704 (optimize_mask_stores): Add prototype.
14706 2016-02-02 Alan Modra <amodra@gmail.com>
14709 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
14712 2016-02-02 Alan Modra <amodra@gmail.com>
14715 * config/rs6000/rs6000.c (need_toc_init): New var, set it
14716 whenever toc_label_name used.
14717 (rs6000_file_start): Don't set up toc section here,
14718 (rs6000_output_function_epilogue): do so here instead,
14719 (rs6000_xcoff_file_start): and here.
14720 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
14721 (load_toc_aix_di): Likewise.
14723 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14725 PR rtl-optimization/69592
14726 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
14727 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
14728 (num_sign_bit_copies_binary_arith_p): New inline function.
14729 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
14731 2016-02-01 Jeff Law <law@redhat.com>
14733 PR tree-optimization/69580
14734 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
14735 * tree-ssa-threadbackward.c
14736 (fsm_find_control_statement_thread_paths): Do not try to walk
14737 through large PHI nodes.
14739 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14741 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
14742 when count is incremented above limit, don't analyze further
14745 * omp-low.c (oacc_parse_default_dims): Avoid
14746 -Wsign-compare warning, make sure value fits into int
14747 rather than just unsigned int.
14749 2016-02-01 Bin Cheng <bin.cheng@arm.com>
14751 PR tree-optimization/67921
14752 * fold-const.c (split_tree): New parameters. Convert pointer
14753 type variable part to proper type before negating.
14754 (fold_binary_loc): Pass new arguments to split_tree.
14756 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
14758 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
14759 (nvptx_goacc_validate_dims): Extend to handle global defaults.
14760 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
14761 * doc/tm.texti: Rebuilt.
14762 * doc/invoke.texi (fopenacc-dim): Document.
14763 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
14764 (append_compiler_options): Likewise.
14765 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
14766 (oacc_parse_default_dims): New.
14767 (oacc_validate_dims): Add USED arg. Select non-unity default when
14769 (oacc_loop_fixed_partitions): Return mask of used partitions.
14770 (oacc_loop_auto_partitions): Emit dump info.
14771 (oacc_loop_partition): Return mask of used partitions.
14772 (execute_oacc_device_lower): Parse default dimension arg. Adjust
14773 loop partitioning and validation calls.
14775 2016-02-01 Richard Biener <rguenther@suse.de>
14777 PR middle-end/69556
14778 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
14780 2016-02-01 Richard Biener <rguenther@suse.de>
14782 PR tree-optimization/69574
14783 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
14784 of asserting return chrec_dont_know.
14786 2016-02-01 Martin Liska <mliska@suse.cz>
14788 * mem-stats-traits.h: Add copyright header.
14789 * mem-stats.h: Likewise.
14791 2016-02-01 Richard Biener <rguenther@suse.de>
14793 PR tree-optimization/69579
14794 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
14795 Do not propagate through abnormal PHI results.
14797 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
14799 * postreload.c (reload_cse_simplify): Remove dead code.
14801 2016-02-01 Jakub Jelinek <jakub@redhat.com>
14803 PR rtl-optimization/69570
14804 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
14805 if there is more than one set, not if there is a single set.
14807 2016-02-01 Richard Henderson <rth@redhat.com>
14810 * combine.c (make_compound_operation): When looking through a
14811 subreg, make sure to re-extend to the width of the outer mode.
14813 2016-01-30 Jakub Jelinek <jakub@redhat.com>
14815 PR tree-optimization/69546
14816 * wide-int.cc (wi::divmod_internal): For unsigned division
14817 where both operands fit into uhwi, if o1 is 1 and o0 has
14818 msb set, if divident_prec is larger than bits per hwi,
14819 clear another quotient word and return 2 instead of 1.
14820 Similarly for remainder with msb in HWI set, if dividend_prec
14821 is larger than bits per hwi.
14823 2016-01-29 Martin Jambor <mjambor@suse.cz>
14825 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
14826 Use short lowercase names.
14827 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
14828 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
14829 acq_rel one. Protect warning agains segfaults if
14830 get_memory_order_name returns NULL.
14831 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
14832 with release semantics. Do not warn if get_memory_order already did.
14833 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
14834 semantics. Fix check for relaxed or acquire semantics. Do not warn
14835 if get_memory_order already did.
14837 2016-01-29 Sebastian Pop <s.pop@samsung.com>
14839 * doc/install.texi: Document that isl-0.16 is supported.
14841 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
14844 * config/i386/constraints.md (Bm): Describe as special memory
14846 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
14847 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14848 * genpreds.c (struct constraint_data): Add is_special_memory.
14849 (have_special_memory_constraints, special_memory_start): New
14851 (special_memory_end): Ditto.
14852 (add_constraint): Add new arg is_special_memory. Add code to
14853 process its true value. Update have_special_memory_constraints.
14854 (process_define_constraint): Pass the new arg.
14855 (process_define_register_constraint): Ditto.
14856 (choose_enum_order): Process special memory.
14857 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
14858 function insn_extra_special_memory_constraint.
14859 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14860 * gensupport.c (process_rtx): Process
14861 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
14862 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
14863 * ira-lives.c (single_reg_class): Use
14864 insn_extra_special_memory_constraint.
14865 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
14866 * lra-constraints.c (process_alt_operands): Ditto.
14867 (curr_insn_transform): Use insn_extra_special_memory_constraint.
14868 * recog.c (asm_operand_ok, preprocess_constraints): Process
14870 * reload.c (find_reloads): Ditto.
14871 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
14872 * stmt.c (parse_input_constraint): Use
14873 insn_extra_special_memory_constraint.
14875 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14878 * lra-splill.c (lra_final_code_change): Revert r229087 by
14879 removing all sub-registers.
14881 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
14884 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
14886 2016-01-29 Jakub Jelinek <jakub@redhat.com>
14889 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
14890 SSE1, copy target into the temporary reg first before recursing
14893 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
14895 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
14898 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14900 * ginclude/stdarg.h: Test __cplusplus instead of
14901 __GXX_EXPERIMENTAL_CXX0X__.
14903 2016-01-29 Richard Biener <rguenther@suse.de>
14905 PR tree-optimization/69547
14906 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
14907 Do not mark clobbers necessary.
14908 (mark_all_reaching_defs_necessary_1): Likewise.
14910 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14912 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
14913 declaration name with %qs and print it in both error messages.
14914 Also fix indentation.
14916 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
14919 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
14920 trailing blank line from error message.
14922 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
14925 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
14928 2016-01-29 Richard Biener <rguenther@suse.de>
14930 PR middle-end/69537
14931 * match.pd: Allow all integral types when simplifying a
14932 widening or sign-changing conversion.
14934 2016-01-28 Sebastian Pop <s.pop@samsung.com>
14936 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
14937 back to setting codegen_error to fail codegen.
14939 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
14942 * config/i386/constraints.md (C): Only accept constant zero operand.
14943 (BC): New constraint.
14944 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
14945 instead of C constraint.
14946 * doc/md.texi (Machine Constraints): Update description
14949 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
14952 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
14954 2016-01-28 Jakub Jelinek <jakub@redhat.com>
14956 PR middle-end/69542
14957 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
14960 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
14962 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
14963 branches if using guessed profile.
14965 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
14967 * graphite-optimize-isl.c (optimize_isl): Fix dump.
14969 2016-01-28 Richard Henderson <rth@redhat.com>
14972 * config/aarch64/aarch64-modes.def (CC_Cmode): New
14973 * config/aarch64/aarch64-protos.h: Update.
14974 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
14975 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
14976 (aarch64_get_condition_code_1): Handle CC_Cmode.
14977 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
14978 (*add<mode>3_compareC_cconly_imm): New.
14979 (*add<mode>3_compareC_cconly): New.
14980 (*add<mode>3_compareC_imm): New.
14981 (add<mode>3_compareC): New.
14982 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
14983 to be first. Use aarch64_carry_operation.
14984 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
14985 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
14986 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
14987 (subti3): Use subdi3_compare1.
14988 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
14989 (sub<mode>3_compare1): New.
14990 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
14991 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
14992 (*subsi3_carryin_uxtw): Likewise.
14993 (*ngc<mode>, *ngcsi_uxtw): Likewise.
14994 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
14995 * config/aarch64/iterators.md (DWI): New.
14996 * config/aarch64/predicates.md (aarch64_carry_operation): New.
14997 (aarch64_borrow_operation): New.
14999 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15001 * graphite-optimize-isl.c (optimize_isl): Print a different debug
15002 message when isl does not return a valid schedule.
15004 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15006 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
15007 Remove comments from class declarations: they are already in the code
15010 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15012 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
15014 (ternary_op_to_tree): Same.
15015 (unary_op_to_tree): Same.
15016 (nary_op_to_tree): Same.
15017 (gcc_expression_from_isl_expr_op): Same.
15018 (gcc_expression_from_isl_expression): Same.
15019 (graphite_create_new_loop): Same.
15020 (graphite_create_new_loop_guard): Same.
15021 (build_iv_mapping): Same.
15022 (graphite_create_new_guard): Same.
15023 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
15024 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
15026 2016-01-28 Sebastian Pop <s.pop@samsung.com>
15028 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
15029 instead of setting codegen_error to fail codegen.
15031 2016-01-28 Jason Merrill <jason@redhat.com>
15033 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
15035 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15037 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
15038 Remove CONST_INT_P check in CCMP cost calculation.
15040 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15042 * config/aarch64/aarch64.c (generic_vector_cost):
15043 Set vec_permute_cost.
15044 (cortexa57_vector_cost): Likewise.
15045 (exynosm1_vector_cost): Likewise.
15046 (xgene1_vector_cost): Likewise.
15047 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
15048 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
15049 Add vec_permute_cost entry.
15051 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
15053 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
15055 (add<mode>3_compare0): Likewise.
15056 (addsi3_compare0_uxtw): Likewise.
15057 (add<mode>3nr_compare0): Likewise.
15058 (compare_neg<mode>): Likewise.
15059 (<optab><mode>3): Likewise.
15061 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
15063 * tree-vect-stmts.c (vectorizable_comparison): Add
15064 NULL check for vectype.
15066 2016-01-28 Richard Biener <rguenther@suse.de>
15068 PR tree-optimization/69466
15069 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15070 Account for PHIs we couldn't duplicate.
15072 2016-01-28 Martin Liska <mliska@suse.cz>
15075 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
15076 instead of ENABLE_VALGRIND_CHECKING.
15078 2016-01-27 Richard Henderson <rth@redhat.com>
15081 * lra-remat.c (subreg_regs): New.
15082 (dump_candidates_and_remat_bb_data): Dump it.
15083 (operand_to_remat): Reject if operand in subreg_regs.
15084 (set_bb_regs): Collect subreg_regs.
15085 (lra_remat): Init and free subreg_regs. Compute
15086 calculate_local_reg_remat_bb_data before create_cands.
15088 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
15091 * config/i386/i386.c (ix86_update_stack_boundary): Don't
15092 change stack_alignment_needed for __tls_get_addr call.
15094 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
15096 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
15098 2016-01-27 Jeff Law <law@redhat.com>
15100 PR tree-optimization/68398
15101 PR tree-optimization/69196
15102 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
15103 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
15104 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15105 Only count PHIs in the last block in the path. The others will
15106 const/copy propagate away. Add heuristic to allow more irreducible
15107 subloops to be created when it is likely profitable to do so.
15109 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
15110 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
15111 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
15113 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15116 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
15117 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
15118 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
15119 * tree-streamer-in.c: Include asan.h.
15120 (streamer_get_builtin_tree): For builtins in sanitizer
15121 range call initialize_sanitizer_builtins and retry.
15123 2016-01-27 Ian Lance Taylor <iant@google.com>
15125 * common.opt (fkeep-gc-roots-live): New undocumented option.
15126 * tree-ssa-loop-ivopts.c (add_candidate_1): If
15127 -fkeep-gc-roots-live, skip pointers.
15128 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
15131 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
15134 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
15135 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
15137 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
15140 * configure.ac: NetBSD provides SSP in its C library.
15141 * configure: Updated.
15143 2016-01-27 Richard Biener <rguenther@suse.de>
15145 PR tree-optimization/69166
15146 * tree-vect-loop.c (vect_is_simple_reduction): Always check
15147 reduction code for commutativity / associativity.
15149 2016-01-27 Martin Jambor <mjambor@suse.cz>
15151 PR tree-optimization/69355
15152 * tree-sra.c (analyze_access_subtree): Correct hole detection when
15153 total_scalarization fails.
15155 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
15157 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
15160 2016-01-27 Christian Bruel <christian.bruel@st.com>
15163 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
15164 Move arm_reset_previous_fndecl and set_target_option_current_node in
15165 the conditional part. Call save_restore_target_globals.
15166 * config/arm/arm.c (arm_set_current_function):
15167 Refactor to better support #pragma target and attribute mix.
15168 Call save_restore_target_globals.
15169 * config/arm/arm-protos.h (save_restore_target_globals): New function.
15171 2016-01-27 Martin Liska <mliska@suse.cz>
15173 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
15174 reference for an HSA kernel and its host function.
15176 2016-01-27 Jakub Jelinek <jakub@redhat.com>
15178 PR tree-optimization/69399
15179 * wide-int.h (wi::lrshift): For larger precisions, only
15180 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
15182 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
15184 * config/arc/predicates.md (proper_comparison_operator): Reject
15185 constant-constant comparison.
15187 2016-01-26 Tom de Vries <tom@codesourcery.com>
15189 PR tree-optimization/69110
15190 * tree-data-ref.c (initialize_data_dependence_relation): Handle
15191 DR_NUM_DIMENSIONS == 0.
15193 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
15194 Sebastian Pop <s.pop@samsung.com>
15196 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
15197 isl_ast_op_cond and isl_ast_op_select.
15198 (gcc_expression_from_isl_expr_op): Same.
15200 2016-01-26 Jason Merrill <jason@redhat.com>
15203 * tree.c (recompute_constructor_flags): Split out from
15205 (verify_constructor_flags): New.
15206 * tree.h: Declare them.
15208 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
15210 PR rtl-optimization/69217
15211 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
15212 are no TYPE_FIELDS set for the record type.
15214 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15217 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
15218 toc_label_name unconditionally.
15219 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
15220 SYMBOL_REF string. Use toc_label_name instead of constructing
15222 (rs6000_elf_declare_function_name): Use toc_label_name instead of
15223 constructing LCTOC1.
15225 2016-01-26 Martin Sebor <msebor@redhat.com>
15228 * doc/extend.texi (Common Type Attributes): Move text that talks about
15229 attribute packed from attribute aligned to the section discussing
15230 the former attribute for clarity.
15232 2016-01-26 Richard Henderson <rth@redhat.com>
15234 PR middle-end/60908
15235 * trans-mem.c (tm_region_init): Mark entry block as visited.
15237 2016-01-26 David Malcolm <dmalcolm@redhat.com>
15240 * diagnostic-show-locus.c (layout::print_source_line): Replace
15241 call to pp_newline with call to layout::print_newline.
15242 (layout::print_annotation_line): Likewise.
15243 (layout::move_to_column): Likewise.
15244 (layout::print_any_fixits): After printing any fixits, print a
15245 trailing newline, if necessary.
15246 (layout::print_newline): New method, resetting any colorization
15248 (diagnostic_show_locus): Move the pp_newline to before the
15249 early bailout. Remove dummy block enclosing the layout instance.
15250 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
15251 of pp_newline_and_flush with pp_flush.
15252 (diagnostic_append_note): Delete use of pp_newline.
15253 (diagnostic_append_note_at_rich_loc): Delete.
15254 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
15255 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
15256 when newline characters are added to the buffer.
15258 2016-01-26 Michael Matz <matz@suse.de>
15260 * configure.ac (ac_cv_std_swap_in_utility): New test.
15261 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
15262 * configure: Regenerate.
15263 * config.in: Regenerate.
15265 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
15267 * config/arc/arc.md (cstoresi4): Force operand into register.
15268 (arcset<code>): Fix predicate.
15269 (arcsetltu): Likewise.
15270 (arcsetgeu): Likewise.
15271 (arcsethi): Likewise.
15272 (arcsetls): Likewise.
15274 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15276 PR tree-optimization/69483
15277 * gimple-fold.c (canonicalize_constructor_val): Return NULL
15278 if base has error_mark_node type.
15280 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
15283 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
15284 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
15286 (vget_lane_f16): Handle big-endian.
15287 (vgetq_lane_f16): Likewise.
15288 (vset_lane_f16): Likewise.
15289 (vsetq_lane_f16): Likewise.
15290 * config/arm/iterators.md (VQXMOV): Add V8HF.
15291 (VDQ): Add V4HF and V8HF.
15292 (V_reg): Handle V4HF and V8HF.
15293 (Is_float_mode): Likewise.
15294 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
15295 neon_vdup_nv8hf): New patterns.
15296 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
15297 Use VD_LANE iterator.
15298 (neon_vld1_dup<mode>): Use VQ2 iterator.
15300 2016-01-26 Nathan Sidwell <nathan@acm.org>
15302 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
15303 (set_oacc_fn_attrib): Add IS_KERNEL arg.
15304 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
15305 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
15306 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
15307 (oacc_validate_dims): Add LEVEL arg, don't return level.
15308 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
15309 oacc_validate_dims.
15310 (execute_oacc_device_lower): Adjust, add more dump output.
15311 * tree-ssa-loop.c (gate_oacc_kernels): Use
15312 oacc_fn_attrib_kernels_p.
15313 * tree-parloops.c (create_parallel_loop): Adjust
15314 set_oacc_fn_attrib call.
15316 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15319 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
15320 (append_compiler_options): Handle -fcilkplus.
15321 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
15323 2016-01-26 Nick Clifton <nickc@redhat.com>
15326 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
15327 been marked as DECL_ONE_ONLY but we do not the means to make it
15328 so, then do not allow it to bind locally.
15330 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15333 * opts.h (parse_sanitizer_options): New prototype.
15334 * opts.c (sanitizer_opts): New array.
15335 (parse_sanitizer_options): New function.
15336 (common_handle_option): Use parse_sanitizer_options.
15338 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
15341 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
15342 alignment adjustment to ...
15343 (ix86_update_stack_boundary): Here. Don't over-align stack for
15345 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
15346 if __tls_get_addr is called.
15348 2016-01-26 Christian Bruel <christian.bruel@st.com>
15350 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
15352 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
15354 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
15356 2016-01-26 Richard Biener <rguenther@suse.de>
15358 PR middle-end/69467
15359 * match.pd: Guard X * CST CMP 0 pattern with single_use.
15361 2016-01-26 Richard Biener <rguenther@suse.de>
15363 PR tree-optimization/69452
15364 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
15365 (move_computations_dom_walker::before_dom_children): Rename
15367 (move_computations_worker): This.
15368 (move_computations): Perform an RPO rather than a DOM walk.
15370 2016-01-26 Jakub Jelinek <jakub@redhat.com>
15373 * combine.c (combine_instructions): For REG_EQUAL note with
15374 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
15375 to the underlying register.
15376 * doc/rtl.texi (REG_EQUAL): Document the behavior of
15377 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
15379 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
15382 * config/aarch64/aarch64-builtins.c
15383 (aarch64_init_simd_builtin_types): Do not set structural
15384 equality to __Poly{8,16,64,128}_t types.
15386 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
15388 PR tree-optimization/69400
15389 * wide-int.cc (wi_pack): Take the precision as argument and
15390 perform canonicalization here rather than in the callers.
15391 Use the main loop to handle all full-width HWIs. Add a
15392 zero HWI if in_len isn't a full result.
15393 (wi::divmod_internal): Update accordingly.
15394 (wi::mul_internal): Likewise. Simplify.
15396 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15397 Sebastian Pop <s.pop@samsung.com>
15399 * graphite-poly.c (apply_poly_transforms): Simplify.
15400 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
15401 (print_isl_map): Same.
15402 (print_isl_union_map): Same.
15403 (print_isl_schedule): New.
15404 (debug_isl_schedule): New.
15405 * graphite-dependences.c (scop_get_reads): Do not call
15406 isl_union_map_add_map that is undocumented isl functionality.
15407 (scop_get_must_writes): Same.
15408 (scop_get_may_writes): Same.
15409 (scop_get_original_schedule): Remove.
15410 (scop_get_dependences): Do not call isl_union_map_compute_flow that
15411 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
15412 (compute_deps): Remove.
15413 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
15414 (debug_schedule_ast): New.
15415 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
15416 set_separate_option.
15417 (graphite_regenerate_ast_isl): Add dump.
15418 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
15419 from scop->transformed_schedule.
15420 (graphite_regenerate_ast_isl): Add more dump.
15421 * graphite-optimize-isl.c (optimize_isl): Set
15422 scop->transformed_schedule. Check whether schedules are equal.
15423 (apply_poly_transforms): Move here.
15424 * graphite-poly.c (apply_poly_transforms): ... from here.
15425 (free_poly_bb): Static.
15426 (free_scop): Static.
15427 (pbb_number_of_iterations_at_time): Remove.
15428 (print_isl_ast): New.
15429 (debug_isl_ast): New.
15430 (debug_scop_pbb): New.
15431 * graphite-scop-detection.c (print_edge): Move.
15432 (print_sese): Move.
15433 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
15434 (build_scop_scattering): Remove.
15435 (create_pw_aff_from_tree): Assert instead of bailing out.
15436 (add_condition_to_pbb): Remove unused code, do not fail.
15437 (add_conditions_to_domain): Same.
15438 (add_conditions_to_constraints): Remove.
15439 (build_scop_context): New.
15440 (add_iter_domain_dimension): New.
15441 (build_iteration_domains): Initialize pbb->iterators.
15442 Call add_conditions_to_domain.
15445 (index_outermost_in_loop): New.
15446 (index_pbb_in_loop): New.
15447 (outermost_pbb_in): New.
15448 (add_in_sequence): New.
15449 (add_outer_projection): New.
15450 (outer_projection_mupa): New.
15451 (add_loop_schedule): New.
15452 (build_schedule_pbb): New.
15453 (build_schedule_loop): New.
15454 (embed_in_surrounding_loops): New.
15455 (build_schedule_loop_nest): New.
15456 (build_original_schedule): New.
15457 (build_poly_scop): Call build_original_schedule.
15458 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
15459 (free_poly_dr): Remove.
15460 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
15461 (free_poly_bb): Remove.
15462 (debug_loop_vec): Remove.
15463 (print_isl_ast): Declare.
15464 (debug_isl_ast): Declare.
15465 (scop_do_interchange): Remove.
15466 (scop_do_strip_mine): Remove.
15467 (scop_do_block): Remove.
15468 (flatten_all_loops): Remove.
15469 (optimize_isl): Remove.
15470 (pbb_number_of_iterations_at_time): Remove.
15471 (debug_scop_pbb): Declare.
15472 (print_schedule_ast): Declare.
15473 (debug_schedule_ast): Declare.
15474 (struct scop): Remove schedule. Add original_schedule,
15475 transformed_schedule.
15476 (free_gimple_poly_bb): Remove.
15477 (print_generated_program): Remove.
15478 (debug_generated_program): Remove.
15479 (unify_scattering_dimensions): Remove.
15480 * sese.c (print_edge): ... here.
15481 (print_sese): ... here.
15482 (debug_edge): ... here.
15483 (debug_sese): ... here.
15484 * sese.h (print_edge): Declare.
15485 (print_sese): Declare.
15486 (dump_edge): Declare.
15487 (dump_sese): Declare.
15489 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
15490 Sebastian Pop <s.pop@samsung.com>
15492 * Makefile.in: Set ISLVER in site.exp.
15494 2016-01-25 Jakub Jelinek <jakub@redhat.com>
15496 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
15497 DECL_VALUE_EXPR of new_var even for the non-array case. Look
15498 through DECL_VALUE_EXPR for expansion.
15500 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
15502 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
15503 the frame info after reload completed.
15505 2016-01-25 Jeff Law <law@redhat.com>
15507 PR tree-optimization/69196
15508 PR tree-optimization/68398
15509 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
15510 tree-ssa-threadupdate.c.
15511 (determine_bb_domination_status): Prototype
15512 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
15513 (determine_bb_domination_status): No longer static.
15514 (valid_jump_thread_path): Remove code to detect characteristics
15515 of the jump thread path not associated with correctness.
15516 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
15517 Correct test for thread path length. Count PHIs for real operands as
15518 statements that need to be copied. Do not count ASSERT_EXPRs.
15519 Look at all the blocks in the thread path. Compute and selectively
15520 filter thread paths based on threading through the latch, threading
15521 a multiway branch or crossing a multiway branch.
15523 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15525 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
15526 decl with __attribute__ ((unused)) annotation.
15528 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
15531 * tree-vect-stmts.c (vectorizable_condition): Check vectype
15532 of operands is compatible with a statement vectype.
15534 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
15536 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
15537 improve wording for mixed storage order support.
15539 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
15541 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
15542 (vcvt_u64_f64): Likewise.
15543 (vcvta_s64_f64): Likewise.
15544 (vcvta_u64_f64): Likewise.
15545 (vcvtm_s64_f64): Likewise.
15546 (vcvtm_u64_f64): Likewise.
15547 (vcvtn_s64_f64): Likewise.
15548 (vcvtn_u64_f64): Likewise.
15549 (vcvtp_s64_f64): Likewise.
15550 (vcvtp_u64_f64): Likewise.
15552 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
15554 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
15555 (arc_init): Check validity mll64 option.
15556 (arc_save_restore): Use double load/store instruction.
15557 (arc_expand_movmem): Likewise.
15558 (arc_split_move): Don't split if we have double load/store
15559 instructions. Returns a boolean.
15560 (arc_process_double_reg_moves): Change function to return boolean
15561 instead of a sequence of instructions.
15562 (arc_dwarf_register_span): New function.
15563 * config/arc/arc-protos.h (arc_split_move): Change prototype.
15564 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
15565 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
15566 (*movdf_insn): Likewise.
15567 * config/arc/arc.opt (mll64): New option.
15568 * config/arc/predicates.md (even_register_operand): New predicate.
15569 * doc/invoke.texi (ARC Options): Add mll64 documentation.
15571 2016-01-25 Richard Biener <rguenther@suse.de>
15574 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
15575 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
15577 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
15579 2016-01-25 Richard Biener <rguenther@suse.de>
15581 PR tree-optimization/69376
15582 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
15584 (VN_INFO_ANTI_RANGE_P): New inline.
15585 (VN_INFO_RANGE_TYPE): Likewise.
15586 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
15587 SSA_NAME_ANTI_RANGE_P.
15588 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
15589 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15590 Properly query VN_INFO_RANGE_TYPE.
15592 2016-01-25 Nick Clifton <nickc@redhat.com>
15595 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
15597 2016-01-23 Tom de Vries <tom@codesourcery.com>
15599 PR tree-optimization/69426
15600 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
15603 2016-01-23 Jakub Jelinek <jakub@redhat.com>
15605 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
15606 "the the" with "the" in the comments.
15607 * ipa-devirt.c (build_type_inheritance_graph,
15608 update_type_inheritance_graph): Likewise.
15609 * tree.c (build_function_type_list_1): Likewise.
15610 * cfgloopmanip.c (scale_loop_profile): Likewise.
15611 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
15612 * gimple-ssa-split-paths.c
15613 (find_block_to_duplicate_for_splitting_paths): Likewise.
15614 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
15615 * expr.c (convert_move): Likewise.
15616 * var-tracking.c (vt_stack_adjustments): Likewise.
15617 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15618 * tree-vrp.c (test_for_singularity): Likewise.
15620 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
15621 directly instead of building a temporary tree.
15624 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
15625 remove <algorithm> include.
15627 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15630 * config/i386/i386.c: Include dojump.h.
15631 (expand_small_movmem_or_setmem,
15632 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
15634 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
15635 if dynamic_check != -1.
15637 2016-01-21 Jeff Law <law@redhat.com>
15639 PR middle-end/69347
15640 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
15641 record_temporary_equivalences. Rewritten to avoid unnecessary calls
15642 into dominated_by_p.
15643 (cprop_into_successor_phis): Avoid unnecessary tests.
15645 2016-01-22 Richard Henderson <rth@redhat.com>
15648 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
15649 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
15651 2016-01-22 Michael Matz <matz@suse.de>
15653 * system.h (string, algorithm): Include only conditionally.
15654 (new): Include always under C++.
15655 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
15656 * final.c (toplevel): Ditto.
15657 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
15658 * genconditions.c (write_header): Make gencondmd.c define
15660 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
15662 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
15663 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
15665 2016-01-22 Christian Bruel <christian.bruel@st.com>
15668 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
15670 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15673 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
15674 define_insn_and_split. Ensure operands[1] and operands[0] do not
15675 get assigned the same register.
15677 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
15679 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
15681 2016-01-22 Christian Bruel <christian.bruel@st.com>
15683 * config/arm/arm-c.c (arm_pragma_target_parse):
15684 Remove warn_builtin_macro_redefined overwrite.
15686 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15688 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
15689 flag_non_call_exceptions compatibility.
15691 2016-01-22 Jakub Jelinek <jakub@redhat.com>
15694 * dwarf2out.c (add_child_die_after): New function.
15695 (dwarf_qual_info_t): New type.
15696 (dwarf_qual_info): New variable.
15697 (qualified_die_p): New function.
15698 (modified_type_die): For -fdebug-types-section, ensure
15699 canonical order of qualifiers. Put qualified DIEs adjacent
15700 to the corresponding non-qualified type DIE and search there
15701 for existing qualified DIEs.
15703 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
15705 * doc/extend.texi (scalar_storage_order type attribute): Document
15706 restriction on type punning and aliasing, and remove future tense.
15708 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
15711 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
15714 2016-01-21 Jeff Law <law@redhat.com>
15716 PR middle-end/69347
15717 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
15718 useless call to record_temporary_equivalences.
15719 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
15720 allocate 10 slots in the bb_path vector and let it grow as needed.
15721 (fsm_find_control_statement_thread_paths): Similarly for the next_path
15724 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15726 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
15728 * configure: Regenerate.
15730 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
15732 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
15733 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
15735 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
15737 PR middle-end/66178
15738 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
15739 drop EXPAND_INITIALIZER.
15740 * rtl.h (contains_symbolic_reference_p): Declare.
15741 * rtlanal.c (contains_symbolic_reference_p): New function.
15742 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
15743 a subtraction into a NOT if symbolic constants are involved.
15745 2016-01-21 Anton Blanchard <anton@samba.org>
15746 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15749 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
15751 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
15754 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15756 * config/microblaze/microblaze.c
15757 (get_branch_target): New.
15758 (insert_wic_for_ilb_runout): New.
15760 (microblaze_machine_dependent_reorg): New.
15761 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
15762 * config/microblaze/microblaze.md
15763 (UNSPEC_IPREFETCH): Define.
15764 (iprefetch): New pattern
15765 * config/microblaze/microblaze.opt
15766 (mxl-prefetch): New flag.
15768 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
15770 * config/microblaze/microblaze.h
15771 (FIXED_REGISTERS): Update in macro.
15772 (CALL_USED_REGISTERS): Update in macro.
15774 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
15776 PR rtl-optimization/68920
15777 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
15780 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
15782 PR rtl-optimization/68990
15783 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
15784 pseudo instead of inheritance ones.
15786 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
15787 Nick Clifton <nickc@redhat.com>
15791 * config/mips/mips.c (mips_compute_frame_info): Initialise
15792 args_size and hard_frame_pointer_offset fields of the frame
15793 structure before calling mips_global_pointer.
15795 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
15797 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
15799 * configure: Regenerate.
15801 2016-01-21 Richard Biener <rguenther@suse.de>
15803 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
15805 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15807 * config/s390/s390.c (s390_asm_declare_function_size): Add code
15808 to actually emit the .size directive.
15810 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
15811 Jakub Jelinek <jakub@redhat.com>
15815 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
15816 args array size by one to avoid buffer overflow.
15818 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
15820 * config/s390/s390.md (pool_section_start): Use switch_to_section
15821 to select proper read-only data section instead of hardcoding
15823 (pool_section_end): Use switch_to_section to match the above.
15825 2016-01-21 Richard Biener <rguenther@suse.de>
15827 PR tree-optimization/69378
15828 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
15829 (set_ssa_val_to): Use it for dominance checks taking into
15830 account not executable edges.
15832 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15835 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
15836 for bitsize instead of GET_MODE_PRECISION (mode).
15838 2016-01-20 Martin Sebor <msebor@redhat.com>
15841 * extend.texi (__sync Builtins): Clarify the semantics of
15842 __sync_fetch_and_OP built-ins on pointers.
15843 (__atomic Builtins): Same.
15845 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15846 Sebastian Pop <s.pop@samsung.com>
15848 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
15849 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
15850 (is_valid_rename): Same.
15851 (translate_isl_ast_to_gimple::get_rename): Same.
15852 (translate_isl_ast_to_gimple::rename_all_uses): Same.
15853 (translate_isl_ast_to_gimple::rename_uses): Same.
15854 (get_new_name): Check for close_phi nodes.
15855 (copy_loop_phi_args): Use phi_node_kind.
15856 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
15857 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
15859 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15860 Sebastian Pop <s.pop@samsung.com>
15862 Revert commit r229783.
15863 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
15864 Remove use of parameter_rename_map.
15865 (copy_def): Remove.
15866 (copy_internal_parameters): Remove.
15867 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
15868 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
15869 (free_sese_info): Do not free parameter_rename_map.
15870 (set_rename): Do not use parameter_rename_map.
15871 (rename_uses): Update call to set_rename.
15872 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
15873 * sese.h (parameter_rename_map_t): Remove.
15874 (struct sese_info_t): Remove field parameter_rename_map.
15876 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15877 Sebastian Pop <s.pop@samsung.com>
15879 * graphite-isl-ast-to-gimple.c: Fix comment.
15880 * graphite-scop-detection.c (defined_in_loop_p): New.
15881 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
15882 names defined in loop.
15884 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15885 Sebastian Pop <s.pop@samsung.com>
15887 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
15888 Discard unstructured if-then-else regions.
15890 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15891 Sebastian Pop <s.pop@samsung.com>
15893 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
15894 (cleanup_loop_iter_dom): Remove.
15895 (build_loop_iteration_domains): Remove.
15896 (build_scop_context): Remove.
15897 (build_scop_iteration_domain): Remove.
15898 (add_loop_constraints): New.
15899 (build_iteration_domains): New.
15900 (build_poly_scop): Call build_iteration_domains.
15902 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15903 Sebastian Pop <s.pop@samsung.com>
15905 * graphite-scop-detection.c
15906 (scop_detection::harmful_loop_in_region): Free dom and loops.
15907 (scop_detection::loop_body_is_valid_scop): Free bbs.
15909 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15910 Sebastian Pop <s.pop@samsung.com>
15912 * graphite-scop-detection.c (record_loop_in_sese): New.
15913 (gather_bbs::before_dom_children): Call record_loop_in_sese.
15914 (build_scops): Remove call to build_sese_loop_nests.
15915 * sese.c (sese_record_loop): Remove.
15916 (build_sese_loop_nests): Remove.
15917 (new_sese_info): Remove region->loops.
15918 (free_sese_info): Same.
15919 * sese.h (sese_contains_loop): Same.
15920 (build_sese_loop_nests): Remove.
15921 (sese_contains_loop): Remove.
15923 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15924 Sebastian Pop <s.pop@samsung.com>
15926 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
15927 loop_is_valid_in_scop.
15928 (scop_detection::harmful_stmt_in_region): Renamed
15929 harmful_loop_in_region.
15930 Call loop_is_valid_in_scop.
15932 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15933 Sebastian Pop <s.pop@samsung.com>
15935 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
15938 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15939 Sebastian Pop <s.pop@samsung.com>
15941 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
15942 * graphite.h (struct poly_bb): Remove field is_reduction.
15943 (PBB_IS_REDUCTION): Remove.
15945 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
15946 Sebastian Pop <s.pop@samsung.com>
15948 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
15949 (add_pdr_constraints): Same.
15950 (scop_get_reads): Same.
15951 (scop_get_must_writes): Same.
15952 (scop_get_may_writes): Same.
15953 (scop_get_original_schedule): Same.
15954 (extend_schedule): Same.
15955 (apply_schedule_on_deps): Same.
15956 (carries_deps): Same.
15957 (compute_deps): Same.
15958 (scop_get_dependences): Same.
15959 * graphite-isl-ast-to-gimple.c
15960 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
15961 * graphite-optimize-isl.c (get_schedule_for_band): Same.
15962 (get_schedule_for_band_list): Same.
15963 (get_schedule_map): Same.
15964 (apply_schedule_map_to_scop): Same.
15965 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
15966 (build_loop_iteration_domains): Same.
15967 (add_condition_to_pbb): Same.
15968 (add_param_constraints): Same.
15969 (pdr_add_memory_accesses): Same.
15970 (pdr_add_data_dimensions): Same.
15972 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15974 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
15977 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
15979 * common.opt (feliminate-dwarf2-dups): Replace references to
15980 "DWARF 2" with just "DWARF".
15981 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
15982 * doc/extend.texi: Likewise.
15983 * doc/cpp.texi: Likewise.
15984 * doc/invoke.texi: Likewise.
15985 (Option Summary): Add -gdwarf to list of Debugging Options.
15986 (Debugging Options): Document -gdwarf.
15987 * doc/contrib.texi: Spell "DWARF" like that.
15989 2016-01-21 Jakub Jelinek <jakub@redhat.com>
15991 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
15992 warning. Fix up formatting.
15994 PR middle-end/67653
15995 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
15996 attempt to mark memory input operand addressable and
15997 call prepare_gimple_addressable in that case. Don't adjust
15998 input_location for diagnostics, use error_at instead.
16000 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
16002 * config/rs6000/ppc-auxv.h: New file.
16003 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
16004 (cpu_is): Likewise.
16005 (cpu_supports): Likewise.
16006 * config/rs6000/rs6000.c: include "ppc-auxv.h".
16007 (cpu_is_info): New variable.
16008 (cpu_supports_info): Likewise.
16009 (tcb_verification_symbol): Likewise.
16010 (cpu_builtin_p): Likewise.
16011 (cpu_expand_builtin): New function.
16012 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
16013 (rs6000_init_builtins): Likewise.
16014 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
16015 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
16016 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
16017 * configure: Regenerate.
16018 * config.in: Likewise.
16019 * doc/extend.texi (PowerPC Built-in Functions): Document
16020 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
16022 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
16025 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
16027 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
16030 2016-01-20 Richard Henderson <rth@redhat.com>
16036 * tree.c (tm_define_builtin): New.
16037 (find_tm_vector_type): New.
16038 (build_tm_vector_builtins): New.
16039 (build_common_builtin_nodes): Call it.
16041 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
16043 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
16044 (arm_fp_ok): Likewise.
16045 (arm_fp): Likewise.
16046 (arm_crypto): Likewise.
16048 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
16049 Richard Biener <rguenther@suse.de>
16051 PR tree-optimization/69328
16052 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
16053 vectors have same number of elements.
16054 (vectorizable_condition): Fix masked version recognition.
16056 2016-01-20 Richard Biener <rguenther@suse.de>
16058 PR tree-optimization/69345
16059 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
16060 (VN_INFO_PTR_INFO): Likewise.
16061 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
16062 info when it is equal between non-dominating SSA names.
16063 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
16064 Make sure to look at original SSA infos.
16066 2016-01-20 Jeff Law <law@redhat.com>
16069 * config/m68k/predicates.md (pow2_m1_operand): New predicate
16071 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
16072 (pc_or_label_operand): New predicate.
16073 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
16074 tests for small integers that are 2^n - 1.
16076 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
16078 * doc/invoke.texi (Options Summary): Add '.' after @xref.
16080 2016-01-19 Jeff Law <law@redhat.com>
16082 PR middle-end/69347
16083 * tree-ssa-threadbackwards.c
16084 (fsm_find_control_statement_thread_paths): Do not try to lookup
16085 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
16087 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
16089 * doc/lto.texi: Remove text that says only Gold has linker plugin
16092 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
16094 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
16095 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
16096 the DIE accordingly.
16097 (modified_type_die): Add REVERSE parameter and pass it recursively,
16098 as well as to base_type_die. Adjust presence check accordingly.
16099 (base_type_for_mode): Adjust call to modified_type_die.
16100 (add_type_attribute): Add REVERSE parameter and pass it to
16102 (generic_parameter_die): Adjust call to add_type_attribute.
16103 (add_scalar_info): Likewise.
16104 (add_subscript_info): Likewise.
16105 (gen_array_type_die): Likewise.
16106 (gen_descr_array_type_die): Likewise.
16107 (gen_entry_point_die): Likewise.
16108 (gen_enumeration_type_die): Likewise.
16109 (gen_formal_parameter_die): Likewise.
16110 (gen_subprogram_die): Likewise.
16111 (gen_variable_die ): Likewise.
16112 (gen_const_die): Likewise.
16113 (gen_field_die): Likewise.
16114 (gen_pointer_type_die): Likewise.
16115 (gen_reference_type_die): Likewise.
16116 (gen_ptr_to_mbr_type_die): Likewise.
16117 (gen_inheritance_die): Likewise.
16118 (gen_subroutine_type_die): Likewise.
16119 (gen_typedef_die): Likewise.
16120 (force_type_die): Adjust call to modified_type_die.
16122 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
16124 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
16125 flow throughout the file. Fix broken link to Objective-C 2.0
16127 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
16130 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16132 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
16134 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16137 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
16138 (maybe_record_node): Record cxa_pure_virtual as the only possible
16139 target if there are not ohter candidates.
16140 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
16142 2016-01-19 Richard Biener <rguenther@suse.de>
16144 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
16145 (get_memory_order): Likewise.
16147 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
16149 * tree-vect-stmts.c (vectorizable_store): Check
16152 2016-01-19 David Malcolm <dmalcolm@redhat.com>
16155 * gcc.c (driver::decode_argv): Add call to
16156 init_opts_obstack before init_options_struct.
16157 * opts.c (init_opts_obstack): Remove idempotency.
16158 (init_options_struct): Replace call to init_opts_obstack
16159 with a gcc_assert to verify that it has already been called.
16160 * toplev.c (toplev::main): Add call to init_opts_obstack before
16161 calls to init_options_struct.
16162 (toplev::finalize): Move cleanup of opts_obstack next to
16163 cleanup of save_decoded_options, clearing the latter, and
16164 save_decoded_options_count.
16166 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16169 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
16170 attribute to unconditional. Remove %? from output template.
16172 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16173 Jiong Wang <jiong.wang@arm.com>
16175 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
16176 generated from different expand order.
16178 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16180 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
16181 Add support for CCMP costing.
16183 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16185 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
16186 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
16187 (fccmpe<mode>): Likewise.
16188 (fcmp): Rename to fcmp and globalize pattern.
16190 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
16191 (aarch64_gen_ccmp_next): Add FP support.
16193 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
16195 * target.def (gen_ccmp_first): Update documentation.
16196 (gen_ccmp_next): Likewise.
16197 * doc/tm.texi (gen_ccmp_first): Update documentation.
16198 (gen_ccmp_next): Likewise.
16199 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
16200 expand_ccmp_expr_1. Improve comments.
16201 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
16202 (ccmp_ior<mode>): Remove pattern.
16203 (cmp<mode>): Remove expand.
16204 (cmp): Globalize pattern.
16205 (cstorecc4): Use cc_register.
16206 (mov<mode>cc): Remove ccmp_cc_register check.
16207 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
16208 Simplify after removal of CC_DNE/* modes.
16209 (aarch64_ccmp_mode_to_code): Remove.
16210 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
16211 In 'k' case use integer as condition.
16212 (aarch64_nzcv_codes): Remove inverted cases.
16213 (aarch64_code_to_ccmode): Remove.
16214 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
16215 comparison with CC register to be used in folowing CCMP/branch/CSEL.
16216 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
16217 pattern. Return the comparison with CC register. Invert conditions
16218 when bitcode is OR.
16219 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
16220 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
16222 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16224 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
16225 instrumented_version.
16227 2016-01-19 Richard Biener <rguenther@suse.de>
16229 PR tree-optimization/69336
16230 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
16231 handled components with get_ref_base_and_extent.
16232 (equal_mem_array_ref_p): Adjust.
16234 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16237 * shrink-wrap.c: Include valtrack.h.
16238 (move_insn_for_shrink_wrap): Add DEBUG argument. If
16239 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
16240 in between insn and where it will be moved to. Call
16241 dead_debug_insert_temp.
16242 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
16243 first and dead_debug_local_finish at the end.
16244 For uses and defs bitmap, handle all regs in between REGNO and
16245 END_REGNO, not just the first one.
16247 2016-01-19 Richard Biener <rguenther@suse.de>
16249 PR tree-optimization/69352
16250 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
16251 (equal_mem_array_ref_p): Constrain size and max size properly.
16252 Compare the reverse flag.
16254 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
16256 * ira.c (ira): Update regstat data if we deleted insns.
16258 2016-01-19 Jakub Jelinek <jakub@redhat.com>
16260 PR rtl-optimization/68955
16261 PR rtl-optimization/64557
16262 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
16263 here. Fix up formatting.
16264 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
16266 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16269 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
16270 assume that the node has body.
16271 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
16274 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16276 * lto-streamer-out.c (lto_output): Do not stream instrumentation
16279 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
16281 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
16282 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
16284 2016-01-19 Martin Jambor <mjambor@suse.cz>
16285 Martin Liska <mliska@suse.cz>
16286 Michael Matz <matz@suse.de>
16288 * Makefile.in (OBJS): Add new source files.
16289 (GTFILES): Add hsa.c.
16290 * common.opt (disable_hsa): New variable.
16291 (-Whsa): New warning.
16292 * config.in (ENABLE_HSA): New.
16293 * configure.ac: Treat hsa differently from other accelerators.
16294 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
16295 $enable_offloading.
16296 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
16297 * doc/install.texi (Configuration): Document --with-hsa-runtime,
16298 --with-hsa-runtime-include, --with-hsa-runtime-lib and
16299 --with-hsa-kmt-lib.
16300 * doc/invoke.texi (-Whsa): Document.
16301 (hsa-gen-debug-stores): Likewise.
16302 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
16303 to invoke offload compiler for hsa acclerator.
16304 * opts.c (common_handle_option): Determine whether HSA offloading
16305 should be performed.
16306 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
16307 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
16308 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
16309 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
16310 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
16311 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
16312 GF_OMP_FOR_KIND_GRID_LOOP.
16313 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
16314 (pp_gimple_stmt_1): Likewise.
16315 * gimple-walk.c (walk_gimple_stmt): Likewise.
16316 * gimple.c (gimple_build_omp_grid_body): New function.
16317 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
16318 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
16319 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
16320 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
16321 GF_OMP_TEAMS_GRID_PHONY.
16322 (gimple_statement_omp_single_layout): Updated comments.
16323 (gimple_build_omp_grid_body): New function.
16324 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
16325 (gimple_omp_for_grid_phony): New function.
16326 (gimple_omp_for_set_grid_phony): Likewise.
16327 (gimple_omp_parallel_grid_phony): Likewise.
16328 (gimple_omp_parallel_set_grid_phony): Likewise.
16329 (gimple_omp_teams_grid_phony): Likewise.
16330 (gimple_omp_teams_set_grid_phony): Likewise.
16331 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
16332 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
16333 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
16334 (BUILT_IN_GOMP_TARGET): Updated type.
16335 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
16336 (adjust_for_condition): New function.
16337 (get_omp_for_step_from_incr): Likewise.
16338 (extract_omp_for_data): Moved parts to adjust_for_condition and
16339 get_omp_for_step_from_incr.
16340 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
16341 (fixup_child_record_type): Bail out if receiver_decl is NULL.
16342 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
16343 (scan_omp_parallel): Do not create child functions for phony
16345 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
16346 (scan_omp_1_op): Checking assert we are not remapping to
16347 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
16348 (parallel_needs_hsa_kernel_p): New function.
16349 (expand_parallel_call): Register apprpriate parallel child
16350 functions as HSA kernels.
16351 (grid_launch_attributes_trees): New type.
16352 (grid_attr_trees): New variable.
16353 (grid_create_kernel_launch_attr_types): New function.
16354 (grid_insert_store_range_dim): Likewise.
16355 (grid_get_kernel_launch_attributes): Likewise.
16356 (get_target_argument_identifier_1): Likewise.
16357 (get_target_argument_identifier): Likewise.
16358 (get_target_argument_value): Likewise.
16359 (push_target_argument_according_to_value): Likewise.
16360 (get_target_arguments): Likewise.
16361 (expand_omp_target): Call get_target_arguments instead of looking
16362 up for teams and thread limit.
16363 (grid_expand_omp_for_loop): New function.
16364 (grid_arg_decl_map): New type.
16365 (grid_remap_kernel_arg_accesses): New function.
16366 (grid_expand_target_kernel_body): New function.
16367 (expand_omp): Call it.
16368 (lower_omp_for): Do not emit phony constructs.
16369 (lower_omp_taskreg): Do not emit phony constructs but create for them
16370 a temporary variable receiver_decl.
16371 (lower_omp_taskreg): Do not emit phony constructs.
16372 (lower_omp_teams): Likewise.
16373 (lower_omp_grid_body): New function.
16374 (lower_omp_1): Call it.
16375 (grid_reg_assignment_to_local_var_p): New function.
16376 (grid_seq_only_contains_local_assignments): Likewise.
16377 (grid_find_single_omp_among_assignments_1): Likewise.
16378 (grid_find_single_omp_among_assignments): Likewise.
16379 (grid_find_ungridifiable_statement): Likewise.
16380 (grid_target_follows_gridifiable_pattern): Likewise.
16381 (grid_remap_prebody_decls): Likewise.
16382 (grid_copy_leading_local_assignments): Likewise.
16383 (grid_process_kernel_body_copy): Likewise.
16384 (grid_attempt_target_gridification): Likewise.
16385 (grid_gridify_all_targets_stmt): Likewise.
16386 (grid_gridify_all_targets): Likewise.
16387 (execute_lower_omp): Call grid_gridify_all_targets.
16388 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
16389 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
16390 (tree_omp_clause): Added union field dimension.
16391 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
16392 * tree.c (omp_clause_num_ops): Added number of arguments of
16393 OMP_CLAUSE__GRIDDIM_.
16394 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
16395 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
16396 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
16397 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
16398 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
16399 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
16400 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
16401 * tree-pass.h (make_pass_gen_hsail): Declare.
16402 (make_pass_ipa_hsa): Likewise.
16403 * ipa-hsa.c: New file.
16404 * lto-section-in.c (lto_section_name): Add hsa section name.
16405 * lto-streamer.h (lto_section_type): Add hsa section.
16406 * timevar.def (TV_IPA_HSA): New.
16407 * hsa-brig-format.h: New file.
16408 * hsa-brig.c: New file.
16409 * hsa-dump.c: Likewise.
16410 * hsa-gen.c: Likewise.
16413 * toplev.c (compile_file): Call hsa_output_brig.
16414 * hsa-regalloc.c: New file.
16416 2016-01-18 Jeff Law <law@redhat.com>
16418 PR tree-optimization/69320
16419 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
16420 ranged object, do nothing if the RHS constant is not [0..1].
16421 (optimize_stmt): Comparing a boolean ranged object against a
16422 constant outside [0..1] results in a compile-time constant.
16424 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
16427 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
16429 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16430 (Option Summary): Update to reflect new section and moved options.
16431 (C++ Dialect Options): Move -fstats to new section.
16432 (Debugging Options): Move all dump, statistics, and other GCC
16433 developer options to new section. Rewrite section introduction
16434 and re-order remaining options to put the more basic ones first.
16435 (Optimization Options): Move -fira-verbose and -flto-report* to
16437 (Developer Options): New section incorporating moved options.
16438 * doc/cppopts.texi (-dM): Update cross-reference.
16440 2016-01-18 Richard Henderson <rth@redhat.com>
16443 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
16444 operands to pseudo only if CSE is expected. Split long immediate
16445 operands only after reload, and for the stack pointer.
16446 (*add<GPI>3_pluslong): Remove.
16447 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
16448 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
16449 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
16450 (*add<GPI>3 peepholes): New.
16451 (*add<GPI>3 splitters): New.
16452 * config/aarch64/constraints.md (Upl): New.
16453 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
16455 2016-01-18 Richard Biener <rguenther@suse.de>
16457 PR tree-optimization/69297
16458 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
16460 (vect_bb_vectorization_profitable_p): Clear visited flag again.
16462 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
16464 PR middle-end/68542
16465 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
16466 of mixind vector and scalar types.
16467 (fold_relational_const): Add handling of vector
16468 comparison with boolean result.
16469 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
16470 comparison of vector operands with boolean result for EQ/NE only.
16471 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
16472 (verify_gimple_cond): Likewise.
16473 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
16476 2016-01-18 Joseph Myers <joseph@codesourcery.com>
16478 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
16481 2016-01-18 Richard Biener <rguenther@suse.de>
16483 PR middle-end/69308
16484 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
16486 2016-01-18 Tom de Vries <tom@codesourcery.com>
16488 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
16490 2016-01-18 Tom de Vries <tom@codesourcery.com>
16492 * omp-low.c (set_oacc_fn_attrib): Make extern.
16493 * omp-low.h (set_oacc_fn_attrib): Declare.
16494 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
16495 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
16496 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
16497 Add and handle function parameter oacc_kernels_p.
16498 (find_reduc_addr, get_omp_data_i_param): New function.
16499 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
16500 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
16501 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
16502 Calculate dominance info. Skip loops that are not in a kernels region
16503 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
16504 (pass_parallelize_loops::execute): Call parallelize_loops with
16505 oacc_kernels_p argument.
16506 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
16507 New member function.
16508 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
16509 * passes.def: Add argument to pass_parallelize_loops instantation.
16511 2016-01-18 Tom de Vries <tom@codesourcery.com>
16513 * tree-parloops.c (pass_parallelize_loops::execute): Allow
16514 pass_parallelize_loops to be run outside the loop pipeline.
16516 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16518 * tree-scalar-evolution.c (follow_copies_to_constant): New.
16519 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
16521 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16524 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
16525 using get_ref_base_and_extent.
16526 (equal_mem_array_ref_p): New.
16527 (hashable_expr_equal_p): Add call to previous.
16529 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
16532 * tree-sra.c (disqualified_constants, constant_decl_p): New.
16533 (sra_initialize): Allocate disqualified_constants.
16534 (sra_deinitialize): Free disqualified_constants.
16535 (disqualify_candidate): Update disqualified_constants when appropriate.
16536 (create_access): Scan for constant-pool entries as we go along.
16537 (scalarizable_type_p): Add check against type_contains_placeholder_p.
16538 (maybe_add_sra_candidate): Allow constant-pool entries.
16539 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
16540 (initialize_constant_pool_replacements): New.
16541 (sra_modify_assign): Avoid mangling assignments created by previous,
16542 and don't generate writes into constant pool.
16543 (sra_modify_function_body): Call initialize_constant_pool_replacements.
16545 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
16547 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
16548 andnot instruction.
16549 (scalar_chain::convert_op): Likewise.
16550 * config/i386/i386.md (*andndi3_doubleword): New.
16552 2016-01-18 Richard Biener <rguenther@suse.de>
16554 PR tree-optimization/69170
16555 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
16556 building a vector from scalar results of a pattern stmt.
16558 2016-01-18 Jakub Jelinek <jakub@redhat.com>
16560 * haifa-sched.c (autopref_multipass_init): Work around
16561 -Wmaybe-uninitialized warning.
16563 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
16565 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
16566 against the constant 0.
16568 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16570 PR tree-optimization/68799
16571 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
16572 look up phi candidates in the statement-candidate map.
16573 (phi_add_costs): Likewise.
16574 (record_phi_increments): Likewise.
16575 (phi_incr_cost): Likewise.
16576 (ncd_with_phi): Likewise.
16577 (all_phi_incrs_profitable): Likewise.
16579 2016-01-17 Jakub Jelinek <jakub@redhat.com>
16581 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
16582 -Wmaybe-uninitialized warning.
16584 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
16586 * doc/invoke.texi (Invoking GCC): Add new section to menu.
16587 (Option Summary): Update to reflect new section and moved options.
16588 (C++ Dialect Options): Move -fvtable-verify and related options.
16589 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
16590 and profiling-related options.
16591 (Optimization Options): Move profile generation options and
16592 -fstack-protector and related options.
16593 (Instrumentation Options): New section incorporating moved options.
16594 (Code Generation Options): Move -finstrument-functions and
16595 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
16597 2016-01-16 Tom de Vries <tom@codesourcery.com>
16599 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
16601 2016-01-16 Tom de Vries <tom@codesourcery.com>
16603 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
16605 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
16607 * hash-table.h (hash_table::empty): Turn into an inline wrapper
16608 that checks whether the table is already empty. Rename the
16609 original implementation to...
16610 (hash_table::empty_slot): ...this new private function.
16612 2016-01-15 David Malcolm <dmalcolm@redhat.com>
16614 PR diagnostic/68899
16615 * diagnostic-show-locus.c (layout::print_source_line): Move x
16616 offset of line until after call to
16617 get_line_width_without_trailing_whitespace.
16619 2016-01-15 Jeff Law <law@redhat.com>
16621 PR tree-optimization/69270
16622 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
16623 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
16624 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
16625 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
16626 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
16627 ssa_name_has_boolean_range and constant_boolean_node.
16629 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
16631 PR rtl-optimization/69030
16632 * lra-spills.c (remove_pseudos): Check nrefs and make the function
16634 (spill_pseudos): Delete debug insn for dead pseudo.
16635 (lra_spill): Initiate spill_hard_reg and slots memory separately.
16637 2016-01-15 Jiong Wang <jiong.wang@arm.com>
16639 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
16641 (TYPES_UNOPUS): Likewise.
16642 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
16643 builtin type, from UNOP to UNOPUS.
16644 (lbtruncuv4sf): Likewise.
16645 (lbtruncuv2df): Likewise.
16646 (lrounduv2sf): Likewise.
16647 (lrounduv4sf): Likewise.
16648 (lrounduv2df): Likewise.
16649 (lroundusf): Likewise.
16650 (lroundusf): Likewise.
16651 (lceiluv2sf): Likewise.
16652 (lceiluv4sf): Likewise.
16653 (lceiluv2df): Likewise.
16654 (lceilusf): Likewise.
16655 (lceiludf): Likewise.
16656 (lflooruv2sf): Likewise.
16657 (lflooruv4sf): Likewise.
16658 (lflooruv2df): Likewise.
16659 (lfloorusf): Likewise.
16660 (lfloorudf): Likewise.
16661 (lfrintnuv2sf): Likewise.
16662 (lfrintnuv4sf): Likewise.
16663 (lfrintnuv2df): Likewise.
16664 (lfrintnusf): Likewise.
16665 (lfrintnudf): Likewise.
16666 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
16668 (vcvtq_u32_f32): Likewise.
16669 (vcvtq_u64_f64): Likewise.
16670 (vcvta_u32_f32): Likewise.
16671 (vcvtaq_u32_f32): Likewise.
16672 (vcvtaq_u64_f64): Likewise.
16673 (vcvtm_u32_f32): Likewise.
16674 (vcvtmq_u32_f32): Likewise.
16675 (vcvtmq_u64_f64): Likewise.
16676 (vcvtn_u32_f32): Likwise.
16677 (vcvtnq_u32_f32): Likewise.
16678 (vcvtnq_u64_f64): Likewise.
16679 (vcvtp_u32_f32): Likewise.
16680 (vcvtpq_u32_f32): Likewise.
16681 (vcvtpq_u64_f64): Likewise.
16682 (vcvtmd_u64_f64): Likewise.
16683 (vcvtms_u32_f32): Likewise.
16684 (vcvtad_u64_f64): Likewise.
16685 (vcvtas_u32_f32): Likewise.
16686 (vcvtnd_u64_f64): Likewise.
16687 (vcvtns_u32_f32): Likewise.
16688 (vcvtpd_u64_f64): Likewise.
16689 (vcvtps_u32_f32): Likewise.
16691 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16693 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
16694 CSEL of zero_extended registers.
16696 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16698 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
16699 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
16701 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16703 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
16704 false when argument string is not found in the attributes table
16707 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
16710 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
16711 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
16712 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
16713 precision estimate.
16715 2016-01-15 Richard Biener <rguenther@suse.de>
16717 PR tree-optimization/66856
16718 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
16719 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
16720 (vect_create_new_slp_node): Increment stmt reference count.
16721 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
16722 an SLP tree before swapping operands.
16723 (vect_build_slp_tree): Likewise.
16724 (destroy_bb_vec_info): Free stmt info after SLP instances.
16725 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
16726 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
16727 (STMT_VINFO_NUM_SLP_USES): New macro.
16729 2016-01-15 Richard Biener <rguenther@suse.de>
16732 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
16733 (add_linkage_name): ... here.
16734 (gen_typedef_die): Use add_linkage_name_raw instead of
16735 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
16738 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
16740 * gimplify.c (oacc_default_clause): Decode reference and pointer
16741 types for both kernels and parallel regions.
16743 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
16745 PR middle-end/69246
16746 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
16748 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16750 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
16751 (convert_scalars_to_vector): Likewise.
16753 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
16755 * doc/extend.texi (Type Traits): Fix grammar.
16757 2016-01-15 Martin Jambor <mjambor@suse.cz>
16759 * tree-inline.c (remap_decl): Use existing dclarations if
16760 remapping a type and prevent_decl_creation_for_types.
16761 (replace_locals_stmt): Do an initial remapping of non-VLA typed
16762 decls first. Do real remapping with
16763 prevent_decl_creation_for_types set.
16764 * tree-inline.h (copy_body_data): New field
16765 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
16768 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16770 * config/s390/s390.opt (mmvcle): More verbose help text.
16772 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
16774 * config/s390/s390.opt: Add period to -mzvector option text.
16776 2016-01-15 Richard Biener <rguenther@suse.de>
16778 PR tree-optimization/68961
16779 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
16780 of invariants in stores again.
16782 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
16784 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
16786 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
16788 * config/i386/i386.c (ix86_expand_branch): Don't split
16789 DI mode xor instruction to SI mode.
16791 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16794 * ipa-icf.c (sem_function::merge): Virtual functions may become
16795 reachable even if they address is not taken and there are no
16798 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
16800 * lto-streamer-out.c (subtract_estimated_size): New function.
16801 (get_symbol_initial_value): Use it.
16803 2016-01-15 Christian Bruel <christian.bruel@st.com>
16806 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
16807 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
16808 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
16809 use add_builtin_function_ext_scope instead of add_builtin_function.
16810 (neon_set_p, neon_crypto_set_p): Remove.
16811 (arm_init_builtins): Always call arm_init_neon_builtins and
16812 arm_init_crypto_builtins.
16813 (arm_expand_builtin): Check that builtins are allowed for the arch.
16814 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
16815 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
16816 arm_init_neon_builtins call.
16818 2016-01-15 Richard Biener <rguenther@suse.de>
16820 PR tree-optimization/69117
16821 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
16822 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
16823 of the leader conservatively.
16824 (free_scc_vn): Restore original SSA name infos.
16826 2016-01-14 Jeff Law <law@redhat.com>
16828 PR tree-optimization/69270
16829 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
16830 single bit of precision, verify it's also unsigned.
16831 (record_edge_info): Use constant_boolean_node rather than fold_convert
16832 to convert boolean_true/boolean_false to the right type.
16834 2016-01-14 Richard Henderson <rth@redhat.com>
16837 * loop-doloop.c (record_reg_sets): New.
16838 (doloop_optimize): Reject the transform if the sequence
16839 clobbers registers live at the end of the loop block.
16840 (doloop_optimize_loops): Enable df_live if needed.
16842 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
16844 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
16845 * config/rs6000/rs6000.c: Likewise.
16846 * config/rs6000/rs6000.h: Likewise.
16847 * config/rs6000/rs6000.md: Likewise.
16848 * doc/extend.texi: Likewsie.
16850 2016-01-14 Jeff Law <law@redhat.com>
16852 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
16855 2016-01-14 Richard Henderson <rth@redhat.com>
16859 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
16860 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
16861 instead of builtin_decl_declared_p to test for declaration.
16863 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
16865 * doc/loop.texi (Loop Analysis and Representation): Document
16866 loop_depth function.
16868 2016-01-14 Tom de Vries <tom@codesourcery.com>
16870 PR tree-optimization/68773
16871 * omp-low.c (expand_omp_target): Don't set force_output.
16872 * varpool.c (varpool_node::get_create): Same.
16873 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
16874 offload_funcs with force_output.
16876 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16879 * lra-eliminations.c (move_plus_up): Don't change anything if either
16880 the outer or inner subreg mode is not MODE_INT.
16881 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
16882 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
16884 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16886 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
16887 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
16888 reduc_uplus_@var{m}): Remove.
16889 * expr.c (expand_expr_real_2): Remove expansion path for
16890 reduc_[us](min|max|plus) optabs.
16891 * optabs-tree.c (scalar_reduc_to_vector): Remove.
16892 * optabs-tree.h (scalar_reduc_to_vector): Remove.
16893 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
16894 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
16895 * tree-vect-loop.c (vectorizable_reduction): Remove test for
16896 reduc_[us](min|max|plus) optabs.
16898 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
16900 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
16901 (reduc_plus_scal_v2sf): New.
16902 (reduc_smax_v2sf): Rename to...
16903 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
16904 (reduc_smin_v2sf): Rename to...
16905 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
16907 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
16909 * alias.c (compare_base_symbol_refs): New function.
16910 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
16913 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16915 PR middle-end/68146
16916 PR tree-optimization/69155
16917 * tree-complex.c: Include cfganal.h.
16918 (phis_to_revisit): New variable.
16919 (extract_component): Add phiarg_p argument. Assert that returned
16920 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
16921 (update_phi_components): Partly rewrite to use loop over real/imag
16922 components instead of code duplication. If extract_component returns
16923 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
16924 create_tmp_reg into the PHI node instead, and mention the phi triplet
16925 in phis_to_revisit.
16926 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
16927 in phis_to_revisit at the end.
16929 2016-01-14 Richard Biener <rguenther@suse.de>
16931 PR tree-optimization/68060
16932 * tree-vect-loop.c (vect_is_simple_reduction): Check the
16933 outer loop reduction is only used in the inner loop before
16934 detecting a double reduction.
16936 2016-01-14 Jakub Jelinek <jakub@redhat.com>
16939 * combine.c (expand_field_assignment): Punt if compute_mode is
16940 unsupported scalar mode.
16942 2016-01-14 Richard Biener <rguenther@suse.de>
16944 PR tree-optimization/66856
16945 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
16946 SLP node only if it built successfully.
16947 (vect_analyze_slp_instance): Adjust.
16949 2016-01-14 Jeff Law <law@redhat.com>
16951 PR tree-optimization/69270
16952 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
16953 (record_edge_info): Use it. Convert boolean_{true,false}_node
16954 to the type of op0.
16956 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
16959 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
16960 use block_ultimate_origin
16961 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
16963 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16965 * doc/invoke.texi (Submodel Options): Rename section to
16966 "Machine-Dependent Options" to better reflect its content.
16967 Rewrite introductory text to remove archaic CPU names.
16970 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
16972 * doc/invoke.texi (Code Gen Options): Move section up in file,
16973 before target-specific options. Update menu and option summary
16974 to reflect the new section ordering.
16976 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
16978 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
16979 (C++ Dialect Options): Add cross-reference to -std option.
16980 * doc/standards.texi (C++ Language): Document C++14 support.
16982 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
16984 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
16985 for pack/unpack functions for __ibm128.
16986 (PACK_IF): Likewise.
16987 (UNPACK_IF): Likewise.
16989 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
16990 support for __ibm128 pack/unpack functions.
16991 (rs6000_invalid_builtin): Likewise.
16992 (rs6000_init_builtins): Likewise.
16993 (rs6000_opt_masks): Likewise.
16995 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
16996 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
16998 (RS6000_BTM_COMMON): Likewise.
17000 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
17001 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
17002 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
17003 128-bit floating point. Add support for the double values to be
17004 in Altivec registers for TF/IF packing and unpacking, but restrict
17005 TD packing sub-fields to be FPR registers. Don't allow overlapped
17006 register support for packing. Allow pack inputs to be memory
17007 locations. Don't build generator functions for unpack<mode>_dm
17008 and unpack<mode>_nodm.
17009 (unpack<mode>_dm): Likewise.
17010 (unpack<mode>_nodm): Likewise.
17011 (pack<mode>): Likewise.
17013 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
17014 built-in functions to pack/unpack explicit __ibm128 values.
17015 (__builtin_unpack_ibm128): Likewise.
17017 * doc/extend.texi (PowerPC Built-in Functions): Document
17018 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
17020 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
17023 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
17024 Add new arg loc and pass it down as context.
17025 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
17026 to the location to use for the warning.
17027 (check_function_arguments): New arg loc. All callers changed. Pass
17028 it to check_function_nonnull.
17029 * c-common.h (check_function_arguments): Adjust declaration.
17031 2016-01-13 Jakub Jelinek <jakub@redhat.com>
17033 PR tree-optimization/69156
17034 * gimple.c (validate_type): Removed.
17035 (gimple_builtin_call_types_compatible_p): Use
17036 useless_type_conversion_p instead of validate_type.
17037 * value-prof.c (gimple_stringop_fixed_value): Fold
17038 icall_size to correct type.
17040 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
17042 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
17045 2016-01-13 Richard Henderson <rth@redhat.com>
17048 * target.def (builtin_tm_load, builtin_tm_store): Remove.
17049 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
17050 (ix86_builtin_tm_store): Remove.
17051 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17052 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17053 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
17054 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
17055 * doc/tm.texi: Rebuild.
17057 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
17058 (BUILT_IN_TM_MEMCPY_RTWN): New.
17059 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
17060 fallback from vector to integer helpers.
17061 (build_tm_load): Handle vector types directly, instead of
17063 (build_tm_store): Likewise.
17064 (expand_assign_tm): Prepare for register types not handled by
17065 the above. Copy them to memory and use memcpy.
17066 * tree.c (tm_define_builtin): New.
17067 (find_tm_vector_type): New.
17068 (build_tm_vector_builtins): New.
17069 (build_common_builtin_nodes): Call it.
17071 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
17073 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
17074 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
17076 2016-01-13 Tom de Vries <tom@codesourcery.com>
17078 PR tree-optimization/69169
17079 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
17080 handled_struct_type param.
17081 (create_variable_info_for, intra_create_variable_infos): Call
17082 create_variable_info_for_1 with extra arg.
17084 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
17086 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
17087 and "armv8.1-a+crc" entries.
17089 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
17092 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
17093 Change first operand predicate from register_or_constm1_operand
17094 to register_operand.
17095 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
17096 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
17097 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
17098 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
17099 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
17100 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
17101 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
17102 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
17103 comparison with constm1_rtx from vec_prefetch_gen part.
17105 2016-01-13 Richard Biener <rguenther@suse.de>
17107 PR tree-optimization/69013
17108 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
17109 Exchange assert for a test.
17111 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17114 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
17116 2016-01-13 Richard Biener <rguenther@suse.de>
17118 PR tree-optimization/69242
17119 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
17120 assert with a check.
17122 2016-01-13 Richard Biener <rguenther@suse.de>
17124 PR tree-optimization/69186
17125 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
17126 Properly guard vect_update_misalignment_for_peel call.
17128 2016-01-12 Jeff Law <law@redhat.com>
17130 PR tree-optimization/pr67755
17131 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
17132 "need_profile_correction".
17133 (thread_block_1): Initialize new field to false by default. If we
17134 have multiple thread paths through a common joiner to different
17135 final targets, then set new field to true.
17136 (compute_path_counts): Only do count adjustment when it's really
17139 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17141 * doc/invoke.texi (Spec Files): Move section down in file, past
17142 all command-line option descriptions.
17144 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17146 PR middle-end/54809
17147 * doc/gty.texi: Remove documentation of mark_hook.
17148 * gengtype.c (struct write_types_data): Remove code to support
17149 mark_hook attribute.
17150 (walk_type): Likewise.
17151 (write_func_for_structure): Likewise.
17153 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17155 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
17156 Directory Options, and -specs= to Overall Options.
17157 (Overall Options): Adjust similarly. Reorder to group related
17158 options together. Make -specs= cross-reference the spec file details.
17159 (Directory Options): Adjust similarly.
17161 2016-01-12 Jeff Law <law@redhat.com>
17163 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
17165 2016-01-12 Olivier Hainque <hainque@adacore.com>
17167 * gcc.c (spec_undefvar_allowed): New global.
17168 (process_command): Set to true when running for --version or --help,
17170 (getenv_spec_function): When the variable is not defined, use the
17171 variable name as the variable value if we're allowed not to issue
17174 2016-01-12 Bin Cheng <bin.cheng@arm.com>
17176 PR tree-optimization/68911
17177 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
17178 information computed for expression "init + nit * step".
17180 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
17182 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
17183 about name of GCC executable. Remove deleted node from menu.
17184 (Directory Options) <-B>: Remove cross-reference to deleted node.
17185 (Target Options): Delete section.
17187 2016-01-12 Christian Bruel <christian.bruel@st.com>
17190 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
17191 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
17193 2016-01-12 Jakub Jelinek <jakub@redhat.com>
17196 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
17197 aligned_mem is properly set for AVX512-VL floating point masked
17201 * ifcvt.c (cond_exec_process_if_block): When removing the last
17202 insn from then_bb, remove also any possible barriers that follow it.
17204 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
17208 * config/i386/iamcu.h (SIZE_TYPE): New macro.
17209 (PTRDIFF_TYPE): Likewise.
17210 (WCHAR_TYPE): Likewise.
17211 (WCHAR_TYPE_SIZE): Likewise.
17212 (STDINT_LONG32): Likewise.
17214 2016-01-12 Richard Biener <rguenther@suse.de>
17216 PR tree-optimization/69053
17217 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
17218 convert initial value for cond reductions.
17220 2016-01-12 Richard Biener <rguenther@suse.de>
17222 PR tree-optimization/69007
17223 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
17224 widen_sum after dot_prod and sad.
17226 2016-01-12 Richard Biener <rguenther@suse.de>
17228 PR tree-optimization/69168
17229 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
17230 pattern stmt SLP type.
17231 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
17232 end up unused so cope with that case.
17234 2016-01-12 Richard Biener <rguenther@suse.de>
17236 PR tree-optimization/69157
17237 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
17238 stmts def type only during analyze phase.
17239 (vectorizable_call): Likewise.
17240 (vectorizable_simd_clone_call): Likewise.
17241 (vectorizable_conversion): Likewise.
17242 (vectorizable_assignment): Likewise.
17243 (vectorizable_shift): Likewise.
17244 (vectorizable_operation): Likewise.
17245 (vectorizable_store): Likewise.
17246 (vectorizable_load): Likewise.
17248 2016-01-12 Richard Biener <rguenther@suse.de>
17250 PR tree-optimization/69174
17251 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
17253 (vectorizable_load): Properly compute the number of loads needed
17254 for permuted strided SLP loads and do not spuriously assign
17255 to SLP_TREE_VEC_STMTS.
17257 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
17259 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
17260 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
17261 (MD_EXEC_PREFIX): Remove.
17262 (MD_STARTFILE_PREFIX) Removee.
17263 (FILE_NAME_ABSOLUTE_P): Remove.
17264 (CPP_SPEC): Do not read macros from sys/version.h.
17265 (LINK_COMMAND_SPEC): Remove.
17266 (LOCAL_INCLUDE_DIR): Remove.
17267 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
17268 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
17269 (POST_LINK_SPEC): Define to invoke stubify after linker
17270 (LIBSTDCXX): Remove define
17271 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
17272 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
17273 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
17274 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
17275 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
17276 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
17277 (i386_djgpp_asm_named_section): Add propotype of new procedure
17279 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
17280 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
17281 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
17282 in config/i386/djgpp.h).
17283 (STANDARD_STARTFILE_PREFIX_2): Define identical to
17284 STANDARD_STARTFILE_PREFIX_1.
17285 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
17286 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
17287 installation errors.
17288 (MAX_OFILE_ALIGNMENT): Define to 128.
17289 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
17291 * config/i386/djgpp.c: New file. Add implementation of
17292 i386_djgpp_asm_named_section.
17294 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
17296 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
17297 Add rule for building djgpp.o.
17299 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17301 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
17302 (rtx_is_swappable_p): Reductions are swappable.
17303 (insn_is_swappable_p): V2DF reductions are swappable.
17305 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
17307 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
17308 reloads for other unsupported memory operands.
17310 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
17311 Jim Wilson <jim.wilson@linaro.org>
17314 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
17315 copy_to_mode_reg instead of force_reg.
17317 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17320 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
17321 TARGET_80387 is true.
17323 2016-01-11 Jakub Jelinek <jakub@redhat.com>
17326 * lra-eliminations.c (move_plus_up): Only move plus up
17327 if subreg of the constant can be simplified into constant
17328 and use the simplified subreg of the constant instead of
17329 the original constant.
17331 * fold-const.c (fold_convertible_p): Don't return true
17332 for conversion of VECTOR_TYPE to same sized integral type.
17333 (fold_convert_loc): Fix up formatting. Fold conversion of
17334 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
17335 instead of NOP_EXPR.
17337 PR tree-optimization/69214
17338 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
17339 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
17342 PR tree-optimization/69207
17343 * tree-vect-slp.c (vect_get_constant_vectors): For
17344 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
17345 fold_convertible_p to vector_type's element type, and always
17346 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
17348 2016-01-11 Richard Biener <rguenther@suse.de>
17350 PR tree-optimization/69173
17351 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
17352 fixup the cycle if all stmts are in a pattern.
17354 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
17356 PR middle-end/68999
17357 * alias.c (base_alias_check): Move check for addresses with
17358 alignment ANDs before the call for compare_base_decls.
17359 (memrefs_conflict_p): Return -1 for different decls
17360 that went through alignment adjustments.
17362 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17364 PR rtl-optimization/68796
17365 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
17366 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
17367 and QImode comparisons against zero with CC_NZmode.
17368 * config/aarch64/iterators.md (short_mask): New mode_attr.
17370 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
17372 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
17373 (<avx512>_store<mode>_mask): Likewise.
17375 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
17376 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17378 PR rtl-optimization/68841
17379 * ifcvt.c (struct noce_if_info): Add orig_x field.
17380 (bbs_ok_for_cmove_arith): Add to_rename parameter.
17381 Don't record conflicts on to_rename if it's present.
17382 Allow memory destinations in sets.
17383 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
17384 blocks, passing orig_x to the checks.
17385 (noce_process_if_block): Set if_info->orig_x appropriately.
17387 2016-01-11 Tom de Vries <tom@codesourcery.com>
17389 PR tree-optimization/69069
17390 * tree-parloops.c (create_parallel_loop): Add missing phi args.
17392 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
17394 PR rtl-optimization/68920
17395 * config/i386/i386.c (ix86_option_override_internal): Restrict number
17396 of conditional moves for RTL if-conversion to 1 for
17397 TARGET_ONE_IF_CONV_INSN.
17398 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
17399 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
17400 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
17401 parameter to restirct number of conditional moves for
17403 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
17404 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
17407 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
17410 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
17411 onepart vars. Fix typo in comment. Fix reversed condition in
17413 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
17416 * var-tracking.c (dump_onepart_variable_differences): New.
17417 (dataflow_set_different): If a detailed dump is requested,
17418 delay early returns and dump differences between onepart
17419 variables present before and after, and added variables.
17421 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
17424 * expr.c (expand_expr_real_1): For boolean vector constants
17425 with a scalar mode use const_scalar_mask_from_tree.
17426 (const_scalar_mask_from_tree): New.
17427 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
17428 assigned to a mask type to handle constants.
17430 2016-01-11 Martin Jambor <mjambor@suse.cz>
17433 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
17434 useless parameters if we cannot change function signature.
17436 2016-01-11 Martin Jambor <mjambor@suse.cz>
17439 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
17442 2016-01-11 Tom de Vries <tom@codesourcery.com>
17444 PR tree-optimization/69109
17445 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
17448 2016-01-11 Tom de Vries <tom@codesourcery.com>
17450 PR tree-optimization/69108
17451 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
17452 res is not used in a phi.
17454 2016-01-11 Yury Gribov <y.gribov@samsung.com>
17457 * common.opt (frandom-seed): Fix parameter name.
17458 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
17460 2016-01-11 Tom de Vries <tom@codesourcery.com>
17462 PR tree-optimization/69058
17463 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
17466 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
17468 * config/arc/arc.opt (mdiv-rem): Add period to the end.
17469 (mcode-density): Likewise.
17471 2016-01-10 Tom de Vries <tom@codesourcery.com>
17473 PR tree-optimization/69062
17474 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
17475 (parallelize_loops): Don't paralelize loop that has phi with address
17478 2016-01-10 Tom de Vries <tom@codesourcery.com>
17480 PR tree-optimization/69039
17481 * tree-parloops.c (try_create_reduction_list): Only allow single exit
17484 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
17486 PR middle-end/68743
17487 * match.pd: Require target has function_c99_misc before doing
17488 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
17490 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
17492 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
17494 * configure: Regenerate.
17496 2016-01-09 Jakub Jelinek <jakub@redhat.com>
17498 PR middle-end/50865
17499 PR tree-optimization/69097
17500 * fold-const.h (expr_not_equal_to): New prototype.
17501 * fold-const.c: Include stringpool.h and tree-ssanames.h.
17502 (expr_not_equal_to): New function.
17503 * match.pd (X % -Y is the same as X % Y): Don't optimize
17504 unless X is known not to be equal to minimum or Y is known
17505 not to be equal to -1.
17506 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
17507 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
17508 (simplify_stmt_using_ranges): Adjust caller.
17509 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
17510 substitute_and_fold.
17512 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
17514 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
17517 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17519 PR tree-optimization/69167
17520 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
17521 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
17523 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
17525 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17526 Richard Biener <rguenther@suse.de>
17528 PR tree-optimization/68707
17529 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
17530 instances that can be handled via vect_load_lanes.
17532 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
17534 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
17535 if we can't determine address equivalence.
17536 * alias.c (compare_base_decl): Update for changed return value of
17537 symtab_node::equal_address_to.
17539 2016-01-08 Jason Merrill <jason@redhat.com>
17543 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
17544 * expr.c (store_field): Not here.
17545 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
17546 call with TREE_ADDRESSABLE type.
17547 * tree-cfg.c (verify_gimple_call): Adjust.
17549 2016-01-08 Olivier Hainque <hainque@adacore.com>
17551 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
17554 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
17556 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
17557 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
17558 (reduc_smin_v2sf): Rename to...
17559 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
17560 (reduc_splus_v2sf): Rename to...
17561 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
17563 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17565 PR tree-optimization/69162
17566 * gimplify.c (gimplify_va_arg_expr): Encode original type of
17567 valist argument in another argument.
17568 (gimplify_modify_expr): Adjust for the above change. Cleanup.
17569 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
17570 to determine the va_list type, build a MEM_REF instead of
17571 build_fold_indirect_ref.
17573 PR tree-optimization/69172
17574 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
17577 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
17579 PR tree-optimization/67781
17580 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
17581 and cmpnop in two steps: first the ones not accessed in original
17582 gimple expression in a endian independent way and then the ones not
17583 accessed in the final result in an endian-specific way.
17585 2016-01-08 Jakub Jelinek <jakub@redhat.com>
17587 PR tree-optimization/69083
17588 * tree-vect-slp.c (vect_get_constant_vectors): For
17589 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
17590 element type. If op is fold_convertible_p to vector_type's element
17591 type, use NOP_EXPR instead of VCE.
17593 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
17595 PR rtl-optimization/67778
17596 PR rtl-optimization/68634
17597 PR rtl-optimization/68909
17598 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
17599 block from the stack until done with it. Remove a superfluous
17600 bitmap set. Remove a superfluous bitmap test.
17602 2016-01-07 Martin Sebor <msebor@redhat.com>
17605 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
17606 constraint on the type of arguments.
17608 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
17610 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
17611 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
17612 unaligned_access on the gcc_options set.
17613 * config/arm/arm.c (arm_option_override_internal): Use
17614 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
17616 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17619 * config/i386/i386.c (ix86_frame_pointer_required): Enable
17620 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
17622 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
17625 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17628 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17629 depending on frame_pointer_needed before remaining integer and SSE
17630 registers are saved.
17632 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
17635 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
17637 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
17640 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
17641 Use the "xBm" constraint.
17642 (float<sseintvecmodelower><mode>2<mask_name><round_name):
17644 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
17645 (sse_cvtsi2ssq<round_name>): Likewise.
17646 (sse_cvtss2si<round_name>): Likewise.
17647 (sse_cvtss2siq<round_name>): Likewise.
17648 (sse2_cvtsi2sdq<round_name>): Likewise.
17649 (sse2_cvtsd2si<round_name>): Likewise.
17650 (sse2_cvtsd2siq<round_name>): Likewise.
17651 * config/i386/subst.md (round_nimm_scalar_predicate): New
17654 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
17656 PR middle-end/67639
17657 * varasm.c (make_decl_rtl): Mark invalid register vars as
17660 PR rtl-optimization/66206
17661 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
17662 All callers changed.
17664 2016-01-07 Jakub Jelinek <jakub@redhat.com>
17666 PR tree-optimization/69141
17667 * tree-ssa-pre.c: Include langhooks.h.
17668 (eliminate_dom_walker::before_dom_children): Use
17669 lang_hooks.decl_printable_name instead of
17670 cgraph_node::get ()->name ().
17672 PR middle-end/68960
17673 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
17674 it and DECL_ALIGN too.
17676 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
17678 * config/mips/mips-ftypes.def: Sort to lexicographical order.
17680 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
17683 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
17684 depending on frame_pointer_needed before remaining integer and SSE
17685 registers are saved.
17687 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17689 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
17690 mode iterator with VSX_M2.
17691 (*p9_vecstore_<mode>): Likewise.
17692 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
17693 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
17694 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
17695 (define_split for VSX_LE128 stores): Likewise.
17696 (define_peephole2 for TImode LE swaps): Likewise.
17697 (define_split for VSX_LE128 post-reload stores): Likewise.
17699 2016-01-06 Marek Polacek <polacek@redhat.com>
17702 * convert.c (convert_to_integer_1): Adjust call to
17703 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
17704 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
17705 EXPR instead of ARG.
17706 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
17708 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17711 * doc/extend.texi (RL78 Variable Attributes): New section.
17713 2016-01-05 Marek Polacek <polacek@redhat.com>
17716 * builtins.c (get_memmodel): Use expansion point location rather than
17717 the input location. Call warning_at rather than warning.
17718 (expand_builtin_atomic_compare_exchange): Likewise.
17719 (expand_builtin_atomic_load): Likewise.
17720 (expand_builtin_atomic_store): Likewise.
17721 (expand_builtin_atomic_clear): Likewise.
17723 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17726 * config/i386/i386.c (ix86_expand_vector_logical_operator):
17727 Replace nonimmediate_operand with vector_operand.
17728 * config/i386/predicates.md (vector_operand): New predicate.
17729 (general_vector_operand): Replace nonimmediate_operand with
17731 * config/i386/sse.md: Replace nonimmediate_operand with
17732 vector_operand and m constraint with Bm constraint on SSE
17733 patterns with 16-byte memory operand.
17734 * config/i386/subst.md (round_nimm_predicate): Replace
17735 nonimmediate_operand with vector_operand.
17736 (round_saeonly_nimm_predicate): Likewise.
17737 (round_saeonly_nimm_scalar_predicate): New.
17739 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
17742 * config/i386/constraints.md (Bm): New constraint.
17743 * config/i386/predicates.md (vector_memory_operand): New
17745 * config/i386/sse.md: Replace xm with xBm in plusminus and
17746 any_logic patterns.
17748 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17751 * doc/extend.texi (V850 Function Attributes): New section.
17752 (V850 Variable Attributes): New section.
17754 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
17757 * doc/extend.texi (MicroBlaze Function Attributes): Document
17758 interrupt_handler and fast_interrupt attributes.
17760 2016-01-05 Sergei Trofimovich <siarheit@google.com>
17763 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
17764 for local symbolic operands.
17765 * config/ia64/predicates.md (local_symbolic_operand64): New
17768 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17770 PR rtl-optimization/68651
17771 * combine.c (combine_simplify_rtx): Canonicalize x + x into
17774 2016-01-05 Nathan Sidwell <nathan@acm.org>
17776 * alias.c (compare_base_decls): Use symtab_node::get.
17778 2016-01-05 Nick Clifton <nickc@redhat.com>
17781 * ira-costs.c (copy_cost): Initialise the t_icode field of the
17782 secondary_reload_info structure.
17785 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
17786 decls if weak support is available.
17788 2016-01-04 Martin Sebor <msebor@redhat.com>
17790 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
17792 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
17794 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
17795 OPTION_MASK_P9_DFORM.
17797 * config/rs6000/constraints.md (wo constraint): New constraint for
17800 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
17802 (rs6000_init_hard_regno_mode_ok): Likewise.
17804 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
17807 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
17808 expanders not to have constraints. Add support for ISA 3.0 xxperm
17809 instruction. Add support for fusing xxlor with xxperm.
17810 (altivec_vperm_<mode>_internal): Likewise.
17811 (altivec_vperm_v8hiv16qi): Likewise.
17812 (altivec_vperm_<mode>v16q): Likewise.
17813 (altivec_vperm_<mode>_uns): Likewise.
17814 (vperm_v8hiv4si): Likewise.
17815 (vperm_v16qiv8hi): Likewise.
17817 * doc/md.texi (RS/6000 constraints): Document wo constraint.
17819 2016-01-04 Jakub Jelinek <jakub@redhat.com>
17821 Update copyright years.
17823 * gcc.c (process_command): Update copyright notice dates.
17824 * gcov-dump.c (print_version): Ditto.
17825 * gcov.c (print_version): Ditto.
17826 * gcov-tool.c (print_version): Ditto.
17827 * gengtype.c (create_file): Ditto.
17828 * doc/cpp.texi: Bump @copying's copyright year.
17829 * doc/cppinternals.texi: Ditto.
17830 * doc/gcc.texi: Ditto.
17831 * doc/gccint.texi: Ditto.
17832 * doc/gcov.texi: Ditto.
17833 * doc/install.texi: Ditto.
17834 * doc/invoke.texi: Ditto.
17836 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17838 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
17839 modes larger than TImode as TImode if NEON is not enabled.
17841 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17844 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
17845 mode for %f0-%f31 only if TARGET_FPU.
17847 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
17850 * config/sparc/sparc.c (scan_record_type): Take into account subfields
17851 to compute the PACKED_P predicate.
17852 (function_arg_record_value): Minor tweaks.
17854 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
17856 * doc/install.texi (--with-multilib-list): Describe the meaning of the
17857 option for arm*-*-* targets.
17859 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
17861 * doc/extend.texi (Common Function Attributes): Move docs for
17862 MSP430-specific attributes to....
17863 (MSP430 Function Attributes): ...here. Delete the redundant
17864 entries and copy-edit the remaining text.
17865 (MSP430 Variable Attributes): Use uniform format for index
17866 entries and add a cross-reference to the corresponding function
17869 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
17871 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
17873 (x86 Options): Likewise.
17875 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17879 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
17880 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
17881 to corresponding attribute.
17883 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
17885 * doc/extend.texi (Common Function Attributes) <noplt>: Move
17886 to correct alphabetization of table. Copy-edit and correct
17888 <stack_protect>: Likewise.
17889 <target_clones>: Likewise.
17891 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
17892 Correct punctuation.
17893 (Code Gen Options) <-fno-plt>: Copy-edit.
17895 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
17898 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
17899 SI values. Explicitly convert SI to DI and vice-versa.
17901 2016-01-01 Jakub Jelinek <jakub@redhat.com>
17903 PR tree-optimization/69070
17904 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
17905 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
17908 * ubsan.c (ubsan_instrument_float_cast): Call
17909 initialize_sanitizer_builtins.
17912 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
17914 Copyright (C) 2016 Free Software Foundation, Inc.
17916 Copying and distribution of this file, with or without modification,
17917 are permitted in any medium without royalty provided the copyright
17918 notice and this notice are preserved.